1 /* Graphical user interface functions for the Microsoft W32 API.
2 Copyright (C) 1989, 92, 93, 94, 95, 1996, 1997, 1998, 1999, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 /* Added by Kevin Gallo */
33 #include "dispextern.h"
40 #include "intervals.h"
41 #include "blockinput.h"
44 #include "termhooks.h"
49 #include "bitmaps/gray.xbm"
55 extern void free_frame_menubar ();
56 extern void x_compute_fringe_widths
P_ ((struct frame
*, int));
57 extern double atof ();
58 extern int w32_console_toggle_lock_key
P_ ((int, Lisp_Object
));
59 extern void w32_menu_display_help
P_ ((HWND
, HMENU
, UINT
, UINT
));
60 extern void w32_free_menu_strings
P_ ((HWND
));
64 /* A definition of XColor for non-X frames. */
65 #ifndef HAVE_X_WINDOWS
68 unsigned short red
, green
, blue
;
74 extern char *lispy_function_keys
[];
76 /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses
77 it, and including `bitmaps/gray' more than once is a problem when
78 config.h defines `static' as an empty replacement string. */
80 int gray_bitmap_width
= gray_width
;
81 int gray_bitmap_height
= gray_height
;
82 unsigned char *gray_bitmap_bits
= gray_bits
;
84 /* The colormap for converting color names to RGB values */
85 Lisp_Object Vw32_color_map
;
87 /* Non nil if alt key presses are passed on to Windows. */
88 Lisp_Object Vw32_pass_alt_to_system
;
90 /* Non nil if alt key is translated to meta_modifier, nil if it is translated
92 Lisp_Object Vw32_alt_is_meta
;
94 /* If non-zero, the windows virtual key code for an alternative quit key. */
95 Lisp_Object Vw32_quit_key
;
97 /* Non nil if left window key events are passed on to Windows (this only
98 affects whether "tapping" the key opens the Start menu). */
99 Lisp_Object Vw32_pass_lwindow_to_system
;
101 /* Non nil if right window key events are passed on to Windows (this
102 only affects whether "tapping" the key opens the Start menu). */
103 Lisp_Object Vw32_pass_rwindow_to_system
;
105 /* Virtual key code used to generate "phantom" key presses in order
106 to stop system from acting on Windows key events. */
107 Lisp_Object Vw32_phantom_key_code
;
109 /* Modifier associated with the left "Windows" key, or nil to act as a
111 Lisp_Object Vw32_lwindow_modifier
;
113 /* Modifier associated with the right "Windows" key, or nil to act as a
115 Lisp_Object Vw32_rwindow_modifier
;
117 /* Modifier associated with the "Apps" key, or nil to act as a normal
119 Lisp_Object Vw32_apps_modifier
;
121 /* Value is nil if Num Lock acts as a function key. */
122 Lisp_Object Vw32_enable_num_lock
;
124 /* Value is nil if Caps Lock acts as a function key. */
125 Lisp_Object Vw32_enable_caps_lock
;
127 /* Modifier associated with Scroll Lock, or nil to act as a normal key. */
128 Lisp_Object Vw32_scroll_lock_modifier
;
130 /* Switch to control whether we inhibit requests for synthesized bold
131 and italic versions of fonts. */
132 int w32_enable_synthesized_fonts
;
134 /* Enable palette management. */
135 Lisp_Object Vw32_enable_palette
;
137 /* Control how close left/right button down events must be to
138 be converted to a middle button down event. */
139 Lisp_Object Vw32_mouse_button_tolerance
;
141 /* Minimum interval between mouse movement (and scroll bar drag)
142 events that are passed on to the event loop. */
143 Lisp_Object Vw32_mouse_move_interval
;
145 /* Flag to indicate if XBUTTON events should be passed on to Windows. */
146 int w32_pass_extra_mouse_buttons_to_system
;
148 /* The name we're using in resource queries. */
149 Lisp_Object Vx_resource_name
;
151 /* Non nil if no window manager is in use. */
152 Lisp_Object Vx_no_window_manager
;
154 /* Non-zero means we're allowed to display a hourglass pointer. */
156 int display_hourglass_p
;
158 /* The background and shape of the mouse pointer, and shape when not
159 over text or in the modeline. */
161 Lisp_Object Vx_pointer_shape
, Vx_nontext_pointer_shape
, Vx_mode_pointer_shape
;
162 Lisp_Object Vx_hourglass_pointer_shape
, Vx_window_horizontal_drag_shape
;
164 /* The shape when over mouse-sensitive text. */
166 Lisp_Object Vx_sensitive_text_pointer_shape
;
168 /* Color of chars displayed in cursor box. */
170 Lisp_Object Vx_cursor_fore_pixel
;
172 /* Nonzero if using Windows. */
174 static int w32_in_use
;
176 /* Search path for bitmap files. */
178 Lisp_Object Vx_bitmap_file_path
;
180 /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
182 Lisp_Object Vx_pixel_size_width_font_regexp
;
184 /* Alist of bdf fonts and the files that define them. */
185 Lisp_Object Vw32_bdf_filename_alist
;
187 /* A flag to control whether fonts are matched strictly or not. */
188 int w32_strict_fontnames
;
190 /* A flag to control whether we should only repaint if GetUpdateRect
191 indicates there is an update region. */
192 int w32_strict_painting
;
194 /* Associative list linking character set strings to Windows codepages. */
195 Lisp_Object Vw32_charset_info_alist
;
197 /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */
198 #ifndef VIETNAMESE_CHARSET
199 #define VIETNAMESE_CHARSET 163
202 Lisp_Object Qauto_raise
;
203 Lisp_Object Qauto_lower
;
205 Lisp_Object Qborder_color
;
206 Lisp_Object Qborder_width
;
208 Lisp_Object Qcursor_color
;
209 Lisp_Object Qcursor_type
;
210 Lisp_Object Qgeometry
;
211 Lisp_Object Qicon_left
;
212 Lisp_Object Qicon_top
;
213 Lisp_Object Qicon_type
;
214 Lisp_Object Qicon_name
;
215 Lisp_Object Qinternal_border_width
;
218 Lisp_Object Qmouse_color
;
220 Lisp_Object Qparent_id
;
221 Lisp_Object Qscroll_bar_width
;
222 Lisp_Object Qsuppress_icon
;
223 Lisp_Object Qundefined_color
;
224 Lisp_Object Qvertical_scroll_bars
;
225 Lisp_Object Qvisibility
;
226 Lisp_Object Qwindow_id
;
227 Lisp_Object Qx_frame_parameter
;
228 Lisp_Object Qx_resource_name
;
229 Lisp_Object Quser_position
;
230 Lisp_Object Quser_size
;
231 Lisp_Object Qscreen_gamma
;
232 Lisp_Object Qline_spacing
;
234 Lisp_Object Qcancel_timer
;
240 Lisp_Object Qcontrol
;
243 Lisp_Object Qw32_charset_ansi
;
244 Lisp_Object Qw32_charset_default
;
245 Lisp_Object Qw32_charset_symbol
;
246 Lisp_Object Qw32_charset_shiftjis
;
247 Lisp_Object Qw32_charset_hangeul
;
248 Lisp_Object Qw32_charset_gb2312
;
249 Lisp_Object Qw32_charset_chinesebig5
;
250 Lisp_Object Qw32_charset_oem
;
252 #ifndef JOHAB_CHARSET
253 #define JOHAB_CHARSET 130
256 Lisp_Object Qw32_charset_easteurope
;
257 Lisp_Object Qw32_charset_turkish
;
258 Lisp_Object Qw32_charset_baltic
;
259 Lisp_Object Qw32_charset_russian
;
260 Lisp_Object Qw32_charset_arabic
;
261 Lisp_Object Qw32_charset_greek
;
262 Lisp_Object Qw32_charset_hebrew
;
263 Lisp_Object Qw32_charset_vietnamese
;
264 Lisp_Object Qw32_charset_thai
;
265 Lisp_Object Qw32_charset_johab
;
266 Lisp_Object Qw32_charset_mac
;
269 #ifdef UNICODE_CHARSET
270 Lisp_Object Qw32_charset_unicode
;
273 Lisp_Object Qfullscreen
;
274 Lisp_Object Qfullwidth
;
275 Lisp_Object Qfullheight
;
276 Lisp_Object Qfullboth
;
278 extern Lisp_Object Qtop
;
279 extern Lisp_Object Qdisplay
;
280 extern Lisp_Object Qtool_bar_lines
;
282 /* State variables for emulating a three button mouse. */
287 static int button_state
= 0;
288 static W32Msg saved_mouse_button_msg
;
289 static unsigned mouse_button_timer
= 0; /* non-zero when timer is active */
290 static W32Msg saved_mouse_move_msg
;
291 static unsigned mouse_move_timer
= 0;
293 /* Window that is tracking the mouse. */
294 static HWND track_mouse_window
;
295 FARPROC track_mouse_event_fn
;
297 /* W95 mousewheel handler */
298 unsigned int msh_mousewheel
= 0;
301 #define MOUSE_BUTTON_ID 1
302 #define MOUSE_MOVE_ID 2
303 #define MENU_FREE_ID 3
304 /* The delay (milliseconds) before a menu is freed after WM_EXITMENULOOP
306 #define MENU_FREE_DELAY 1000
307 static unsigned menu_free_timer
= 0;
309 /* The below are defined in frame.c. */
311 extern Lisp_Object Qheight
, Qminibuffer
, Qname
, Qonly
, Qwidth
;
312 extern Lisp_Object Qunsplittable
, Qmenu_bar_lines
, Qbuffer_predicate
, Qtitle
;
313 extern Lisp_Object Qtool_bar_lines
;
315 extern Lisp_Object Vwindow_system_version
;
317 Lisp_Object Qface_set_after_frame_default
;
320 int image_cache_refcount
, dpyinfo_refcount
;
324 /* From w32term.c. */
325 extern Lisp_Object Vw32_num_mouse_buttons
;
326 extern Lisp_Object Vw32_recognize_altgr
;
328 extern HWND w32_system_caret_hwnd
;
330 extern int w32_system_caret_height
;
331 extern int w32_system_caret_x
;
332 extern int w32_system_caret_y
;
333 extern int w32_use_visible_system_caret
;
335 static HWND w32_visible_system_caret_hwnd
;
338 /* Error if we are not connected to MS-Windows. */
343 error ("MS-Windows not in use or not initialized");
346 /* Nonzero if we can use mouse menus.
347 You should not call this unless HAVE_MENUS is defined. */
355 /* Extract a frame as a FRAME_PTR, defaulting to the selected frame
356 and checking validity for W32. */
359 check_x_frame (frame
)
365 frame
= selected_frame
;
366 CHECK_LIVE_FRAME (frame
);
368 if (! FRAME_W32_P (f
))
369 error ("non-w32 frame used");
373 /* Let the user specify an display with a frame.
374 nil stands for the selected frame--or, if that is not a w32 frame,
375 the first display on the list. */
377 static struct w32_display_info
*
378 check_x_display_info (frame
)
383 struct frame
*sf
= XFRAME (selected_frame
);
385 if (FRAME_W32_P (sf
) && FRAME_LIVE_P (sf
))
386 return FRAME_W32_DISPLAY_INFO (sf
);
388 return &one_w32_display_info
;
390 else if (STRINGP (frame
))
391 return x_display_info_for_name (frame
);
396 CHECK_LIVE_FRAME (frame
);
398 if (! FRAME_W32_P (f
))
399 error ("non-w32 frame used");
400 return FRAME_W32_DISPLAY_INFO (f
);
404 /* Return the Emacs frame-object corresponding to an w32 window.
405 It could be the frame's main window or an icon window. */
407 /* This function can be called during GC, so use GC_xxx type test macros. */
410 x_window_to_frame (dpyinfo
, wdesc
)
411 struct w32_display_info
*dpyinfo
;
414 Lisp_Object tail
, frame
;
417 for (tail
= Vframe_list
; GC_CONSP (tail
); tail
= XCDR (tail
))
420 if (!GC_FRAMEP (frame
))
423 if (!FRAME_W32_P (f
) || FRAME_W32_DISPLAY_INFO (f
) != dpyinfo
)
425 if (f
->output_data
.w32
->hourglass_window
== wdesc
)
428 if (FRAME_W32_WINDOW (f
) == wdesc
)
436 /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap
437 id, which is just an int that this section returns. Bitmaps are
438 reference counted so they can be shared among frames.
440 Bitmap indices are guaranteed to be > 0, so a negative number can
441 be used to indicate no bitmap.
443 If you use x_create_bitmap_from_data, then you must keep track of
444 the bitmaps yourself. That is, creating a bitmap from the same
445 data more than once will not be caught. */
448 /* Functions to access the contents of a bitmap, given an id. */
451 x_bitmap_height (f
, id
)
455 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].height
;
459 x_bitmap_width (f
, id
)
463 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].width
;
467 x_bitmap_pixmap (f
, id
)
471 return (int) FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].pixmap
;
475 /* Allocate a new bitmap record. Returns index of new record. */
478 x_allocate_bitmap_record (f
)
481 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
484 if (dpyinfo
->bitmaps
== NULL
)
486 dpyinfo
->bitmaps_size
= 10;
488 = (struct w32_bitmap_record
*) xmalloc (dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
489 dpyinfo
->bitmaps_last
= 1;
493 if (dpyinfo
->bitmaps_last
< dpyinfo
->bitmaps_size
)
494 return ++dpyinfo
->bitmaps_last
;
496 for (i
= 0; i
< dpyinfo
->bitmaps_size
; ++i
)
497 if (dpyinfo
->bitmaps
[i
].refcount
== 0)
500 dpyinfo
->bitmaps_size
*= 2;
502 = (struct w32_bitmap_record
*) xrealloc (dpyinfo
->bitmaps
,
503 dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
504 return ++dpyinfo
->bitmaps_last
;
507 /* Add one reference to the reference count of the bitmap with id ID. */
510 x_reference_bitmap (f
, id
)
514 ++FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].refcount
;
517 /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */
520 x_create_bitmap_from_data (f
, bits
, width
, height
)
523 unsigned int width
, height
;
525 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
529 bitmap
= CreateBitmap (width
, height
,
530 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_planes
,
531 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_cbits
,
537 id
= x_allocate_bitmap_record (f
);
538 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
539 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
540 dpyinfo
->bitmaps
[id
- 1].hinst
= NULL
;
541 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
542 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
543 dpyinfo
->bitmaps
[id
- 1].height
= height
;
544 dpyinfo
->bitmaps
[id
- 1].width
= width
;
549 /* Create bitmap from file FILE for frame F. */
552 x_create_bitmap_from_file (f
, file
)
557 #if 0 /* TODO : bitmap support */
558 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
559 unsigned int width
, height
;
561 int xhot
, yhot
, result
, id
;
567 /* Look for an existing bitmap with the same name. */
568 for (id
= 0; id
< dpyinfo
->bitmaps_last
; ++id
)
570 if (dpyinfo
->bitmaps
[id
].refcount
571 && dpyinfo
->bitmaps
[id
].file
572 && !strcmp (dpyinfo
->bitmaps
[id
].file
, (char *) XSTRING (file
)->data
))
574 ++dpyinfo
->bitmaps
[id
].refcount
;
579 /* Search bitmap-file-path for the file, if appropriate. */
580 fd
= openp (Vx_bitmap_file_path
, file
, Qnil
, &found
, 0);
585 filename
= (char *) XSTRING (found
)->data
;
587 hinst
= LoadLibraryEx (filename
, NULL
, LOAD_LIBRARY_AS_DATAFILE
);
593 result
= XReadBitmapFile (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
594 filename
, &width
, &height
, &bitmap
, &xhot
, &yhot
);
595 if (result
!= BitmapSuccess
)
598 id
= x_allocate_bitmap_record (f
);
599 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
600 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
601 dpyinfo
->bitmaps
[id
- 1].file
= (char *) xmalloc (XSTRING (file
)->size
+ 1);
602 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
603 dpyinfo
->bitmaps
[id
- 1].height
= height
;
604 dpyinfo
->bitmaps
[id
- 1].width
= width
;
605 strcpy (dpyinfo
->bitmaps
[id
- 1].file
, XSTRING (file
)->data
);
611 /* Remove reference to bitmap with id number ID. */
614 x_destroy_bitmap (f
, id
)
618 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
622 --dpyinfo
->bitmaps
[id
- 1].refcount
;
623 if (dpyinfo
->bitmaps
[id
- 1].refcount
== 0)
626 DeleteObject (dpyinfo
->bitmaps
[id
- 1].pixmap
);
627 if (dpyinfo
->bitmaps
[id
- 1].file
)
629 xfree (dpyinfo
->bitmaps
[id
- 1].file
);
630 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
637 /* Free all the bitmaps for the display specified by DPYINFO. */
640 x_destroy_all_bitmaps (dpyinfo
)
641 struct w32_display_info
*dpyinfo
;
644 for (i
= 0; i
< dpyinfo
->bitmaps_last
; i
++)
645 if (dpyinfo
->bitmaps
[i
].refcount
> 0)
647 DeleteObject (dpyinfo
->bitmaps
[i
].pixmap
);
648 if (dpyinfo
->bitmaps
[i
].file
)
649 xfree (dpyinfo
->bitmaps
[i
].file
);
651 dpyinfo
->bitmaps_last
= 0;
654 /* Connect the frame-parameter names for W32 frames
655 to the ways of passing the parameter values to the window system.
657 The name of a parameter, as a Lisp symbol,
658 has an `x-frame-parameter' property which is an integer in Lisp
659 but can be interpreted as an `enum x_frame_parm' in C. */
663 X_PARM_FOREGROUND_COLOR
,
664 X_PARM_BACKGROUND_COLOR
,
671 X_PARM_INTERNAL_BORDER_WIDTH
,
675 X_PARM_VERT_SCROLL_BAR
,
677 X_PARM_MENU_BAR_LINES
681 struct x_frame_parm_table
684 void (*setter
) P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
687 BOOL my_show_window
P_ ((struct frame
*, HWND
, int));
688 void my_set_window_pos
P_ ((HWND
, HWND
, int, int, int, int, UINT
));
689 static Lisp_Object unwind_create_frame
P_ ((Lisp_Object
));
690 static Lisp_Object unwind_create_tip_frame
P_ ((Lisp_Object
));
691 static void x_change_window_heights
P_ ((Lisp_Object
, int));
692 /* TODO: Native Input Method support; see x_create_im. */
693 void x_set_foreground_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
694 static void x_set_line_spacing
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
695 static void x_set_fullscreen
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
696 void x_set_background_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
697 void x_set_mouse_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
698 void x_set_cursor_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
699 void x_set_border_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
700 void x_set_cursor_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
701 void x_set_icon_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
702 void x_set_icon_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
703 void x_set_font
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
704 static void x_set_fringe_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
705 void x_set_border_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
706 void x_set_internal_border_width
P_ ((struct frame
*, Lisp_Object
,
708 void x_explicitly_set_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
709 void x_set_autoraise
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
710 void x_set_autolower
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
711 void x_set_vertical_scroll_bars
P_ ((struct frame
*, Lisp_Object
,
713 void x_set_visibility
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
714 void x_set_menu_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
715 void x_set_scroll_bar_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
716 void x_set_title
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
717 void x_set_unsplittable
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
718 void x_set_tool_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
719 static void x_set_screen_gamma
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
720 static void x_edge_detection
P_ ((struct frame
*, struct image
*, Lisp_Object
,
723 static struct x_frame_parm_table x_frame_parms
[] =
725 {"auto-raise", x_set_autoraise
},
726 {"auto-lower", x_set_autolower
},
727 {"background-color", x_set_background_color
},
728 {"border-color", x_set_border_color
},
729 {"border-width", x_set_border_width
},
730 {"cursor-color", x_set_cursor_color
},
731 {"cursor-type", x_set_cursor_type
},
732 {"font", x_set_font
},
733 {"foreground-color", x_set_foreground_color
},
734 {"icon-name", x_set_icon_name
},
735 {"icon-type", x_set_icon_type
},
736 {"internal-border-width", x_set_internal_border_width
},
737 {"menu-bar-lines", x_set_menu_bar_lines
},
738 {"mouse-color", x_set_mouse_color
},
739 {"name", x_explicitly_set_name
},
740 {"scroll-bar-width", x_set_scroll_bar_width
},
741 {"title", x_set_title
},
742 {"unsplittable", x_set_unsplittable
},
743 {"vertical-scroll-bars", x_set_vertical_scroll_bars
},
744 {"visibility", x_set_visibility
},
745 {"tool-bar-lines", x_set_tool_bar_lines
},
746 {"screen-gamma", x_set_screen_gamma
},
747 {"line-spacing", x_set_line_spacing
},
748 {"left-fringe", x_set_fringe_width
},
749 {"right-fringe", x_set_fringe_width
},
750 {"fullscreen", x_set_fullscreen
},
753 /* Attach the `x-frame-parameter' properties to
754 the Lisp symbol names of parameters relevant to W32. */
757 init_x_parm_symbols ()
761 for (i
= 0; i
< sizeof (x_frame_parms
) / sizeof (x_frame_parms
[0]); i
++)
762 Fput (intern (x_frame_parms
[i
].name
), Qx_frame_parameter
,
766 /* Really try to move where we want to be in case of fullscreen. Some WMs
767 moves the window where we tell them. Some (mwm, twm) moves the outer
768 window manager window there instead.
769 Try to compensate for those WM here. */
771 x_fullscreen_move (f
, new_top
, new_left
)
776 if (new_top
!= f
->output_data
.w32
->top_pos
777 || new_left
!= f
->output_data
.w32
->left_pos
)
779 int move_x
= new_left
;
780 int move_y
= new_top
;
782 f
->output_data
.w32
->want_fullscreen
|= FULLSCREEN_MOVE_WAIT
;
783 x_set_offset (f
, move_x
, move_y
, 1);
787 /* Change the parameters of frame F as specified by ALIST.
788 If a parameter is not specially recognized, do nothing;
789 otherwise call the `x_set_...' function for that parameter. */
792 x_set_frame_parameters (f
, alist
)
798 /* If both of these parameters are present, it's more efficient to
799 set them both at once. So we wait until we've looked at the
800 entire list before we set them. */
804 Lisp_Object left
, top
;
806 /* Same with these. */
807 Lisp_Object icon_left
, icon_top
;
809 /* Record in these vectors all the parms specified. */
813 int left_no_change
= 0, top_no_change
= 0;
814 int icon_left_no_change
= 0, icon_top_no_change
= 0;
815 int fullscreen_is_being_set
= 0;
817 struct gcpro gcpro1
, gcpro2
;
820 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
823 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
824 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
826 /* Extract parm names and values into those vectors. */
829 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
834 parms
[i
] = Fcar (elt
);
835 values
[i
] = Fcdr (elt
);
838 /* TAIL and ALIST are not used again below here. */
841 GCPRO2 (*parms
, *values
);
845 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
846 because their values appear in VALUES and strings are not valid. */
847 top
= left
= Qunbound
;
848 icon_left
= icon_top
= Qunbound
;
850 /* Provide default values for HEIGHT and WIDTH. */
851 if (FRAME_NEW_WIDTH (f
))
852 width
= FRAME_NEW_WIDTH (f
);
854 width
= FRAME_WIDTH (f
);
856 if (FRAME_NEW_HEIGHT (f
))
857 height
= FRAME_NEW_HEIGHT (f
);
859 height
= FRAME_HEIGHT (f
);
861 /* Process foreground_color and background_color before anything else.
862 They are independent of other properties, but other properties (e.g.,
863 cursor_color) are dependent upon them. */
864 /* Process default font as well, since fringe widths depends on it. */
865 for (p
= 0; p
< i
; p
++)
867 Lisp_Object prop
, val
;
871 if (EQ (prop
, Qforeground_color
)
872 || EQ (prop
, Qbackground_color
)
874 || EQ (prop
, Qfullscreen
))
876 register Lisp_Object param_index
, old_value
;
878 old_value
= get_frame_param (f
, prop
);
879 fullscreen_is_being_set
|= EQ (prop
, Qfullscreen
);
881 if (NILP (Fequal (val
, old_value
)))
883 store_frame_param (f
, prop
, val
);
885 param_index
= Fget (prop
, Qx_frame_parameter
);
886 if (NATNUMP (param_index
)
887 && (XFASTINT (param_index
)
888 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
889 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
894 /* Now process them in reverse of specified order. */
895 for (i
--; i
>= 0; i
--)
897 Lisp_Object prop
, val
;
902 if (EQ (prop
, Qwidth
) && NUMBERP (val
))
903 width
= XFASTINT (val
);
904 else if (EQ (prop
, Qheight
) && NUMBERP (val
))
905 height
= XFASTINT (val
);
906 else if (EQ (prop
, Qtop
))
908 else if (EQ (prop
, Qleft
))
910 else if (EQ (prop
, Qicon_top
))
912 else if (EQ (prop
, Qicon_left
))
914 else if (EQ (prop
, Qforeground_color
)
915 || EQ (prop
, Qbackground_color
)
917 || EQ (prop
, Qfullscreen
))
918 /* Processed above. */
922 register Lisp_Object param_index
, old_value
;
924 old_value
= get_frame_param (f
, prop
);
926 store_frame_param (f
, prop
, val
);
928 param_index
= Fget (prop
, Qx_frame_parameter
);
929 if (NATNUMP (param_index
)
930 && (XFASTINT (param_index
)
931 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
932 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
936 /* Don't die if just one of these was set. */
937 if (EQ (left
, Qunbound
))
940 if (f
->output_data
.w32
->left_pos
< 0)
941 left
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->left_pos
), Qnil
));
943 XSETINT (left
, f
->output_data
.w32
->left_pos
);
945 if (EQ (top
, Qunbound
))
948 if (f
->output_data
.w32
->top_pos
< 0)
949 top
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->top_pos
), Qnil
));
951 XSETINT (top
, f
->output_data
.w32
->top_pos
);
954 /* If one of the icon positions was not set, preserve or default it. */
955 if (EQ (icon_left
, Qunbound
) || ! INTEGERP (icon_left
))
957 icon_left_no_change
= 1;
958 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
959 if (NILP (icon_left
))
960 XSETINT (icon_left
, 0);
962 if (EQ (icon_top
, Qunbound
) || ! INTEGERP (icon_top
))
964 icon_top_no_change
= 1;
965 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
967 XSETINT (icon_top
, 0);
970 if (FRAME_VISIBLE_P (f
) && fullscreen_is_being_set
)
972 /* If the frame is visible already and the fullscreen parameter is
973 being set, it is too late to set WM manager hints to specify
975 Here we first get the width, height and position that applies to
976 fullscreen. We then move the frame to the appropriate
977 position. Resize of the frame is taken care of in the code after
978 this if-statement. */
979 int new_left
, new_top
;
981 x_fullscreen_adjust (f
, &width
, &height
, &new_top
, &new_left
);
982 x_fullscreen_move (f
, new_top
, new_left
);
985 /* Don't set these parameters unless they've been explicitly
986 specified. The window might be mapped or resized while we're in
987 this function, and we don't want to override that unless the lisp
988 code has asked for it.
990 Don't set these parameters unless they actually differ from the
991 window's current parameters; the window may not actually exist
996 check_frame_size (f
, &height
, &width
);
998 XSETFRAME (frame
, f
);
1000 if (width
!= FRAME_WIDTH (f
)
1001 || height
!= FRAME_HEIGHT (f
)
1002 || FRAME_NEW_HEIGHT (f
) || FRAME_NEW_WIDTH (f
))
1003 Fset_frame_size (frame
, make_number (width
), make_number (height
));
1005 if ((!NILP (left
) || !NILP (top
))
1006 && ! (left_no_change
&& top_no_change
)
1007 && ! (NUMBERP (left
) && XINT (left
) == f
->output_data
.w32
->left_pos
1008 && NUMBERP (top
) && XINT (top
) == f
->output_data
.w32
->top_pos
))
1013 /* Record the signs. */
1014 f
->output_data
.w32
->size_hint_flags
&= ~ (XNegative
| YNegative
);
1015 if (EQ (left
, Qminus
))
1016 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1017 else if (INTEGERP (left
))
1019 leftpos
= XINT (left
);
1021 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1023 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
1024 && CONSP (XCDR (left
))
1025 && INTEGERP (XCAR (XCDR (left
))))
1027 leftpos
= - XINT (XCAR (XCDR (left
)));
1028 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
1030 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
1031 && CONSP (XCDR (left
))
1032 && INTEGERP (XCAR (XCDR (left
))))
1034 leftpos
= XINT (XCAR (XCDR (left
)));
1037 if (EQ (top
, Qminus
))
1038 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1039 else if (INTEGERP (top
))
1041 toppos
= XINT (top
);
1043 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1045 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
1046 && CONSP (XCDR (top
))
1047 && INTEGERP (XCAR (XCDR (top
))))
1049 toppos
= - XINT (XCAR (XCDR (top
)));
1050 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
1052 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
1053 && CONSP (XCDR (top
))
1054 && INTEGERP (XCAR (XCDR (top
))))
1056 toppos
= XINT (XCAR (XCDR (top
)));
1060 /* Store the numeric value of the position. */
1061 f
->output_data
.w32
->top_pos
= toppos
;
1062 f
->output_data
.w32
->left_pos
= leftpos
;
1064 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
1066 /* Actually set that position, and convert to absolute. */
1067 x_set_offset (f
, leftpos
, toppos
, -1);
1070 if ((!NILP (icon_left
) || !NILP (icon_top
))
1071 && ! (icon_left_no_change
&& icon_top_no_change
))
1072 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
1078 /* Store the screen positions of frame F into XPTR and YPTR.
1079 These are the positions of the containing window manager window,
1080 not Emacs's own window. */
1083 x_real_positions (f
, xptr
, yptr
)
1090 GetClientRect(FRAME_W32_WINDOW(f
), &rect
);
1091 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
, FRAME_EXTERNAL_MENU_BAR(f
));
1096 ClientToScreen (FRAME_W32_WINDOW(f
), &pt
);
1098 /* Remember x_pixels_diff and y_pixels_diff. */
1099 f
->output_data
.w32
->x_pixels_diff
= pt
.x
- rect
.left
;
1100 f
->output_data
.w32
->y_pixels_diff
= pt
.y
- rect
.top
;
1106 /* Insert a description of internally-recorded parameters of frame X
1107 into the parameter alist *ALISTPTR that is to be given to the user.
1108 Only parameters that are specific to W32
1109 and whose values are not correctly recorded in the frame's
1110 param_alist need to be considered here. */
1113 x_report_frame_params (f
, alistptr
)
1115 Lisp_Object
*alistptr
;
1120 /* Represent negative positions (off the top or left screen edge)
1121 in a way that Fmodify_frame_parameters will understand correctly. */
1122 XSETINT (tem
, f
->output_data
.w32
->left_pos
);
1123 if (f
->output_data
.w32
->left_pos
>= 0)
1124 store_in_alist (alistptr
, Qleft
, tem
);
1126 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1128 XSETINT (tem
, f
->output_data
.w32
->top_pos
);
1129 if (f
->output_data
.w32
->top_pos
>= 0)
1130 store_in_alist (alistptr
, Qtop
, tem
);
1132 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1134 store_in_alist (alistptr
, Qborder_width
,
1135 make_number (f
->output_data
.w32
->border_width
));
1136 store_in_alist (alistptr
, Qinternal_border_width
,
1137 make_number (f
->output_data
.w32
->internal_border_width
));
1138 store_in_alist (alistptr
, Qleft_fringe
,
1139 make_number (f
->output_data
.w32
->left_fringe_width
));
1140 store_in_alist (alistptr
, Qright_fringe
,
1141 make_number (f
->output_data
.w32
->right_fringe_width
));
1142 store_in_alist (alistptr
, Qscroll_bar_width
,
1143 make_number (FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
1144 ? FRAME_SCROLL_BAR_PIXEL_WIDTH(f
)
1146 sprintf (buf
, "%ld", (long) FRAME_W32_WINDOW (f
));
1147 store_in_alist (alistptr
, Qwindow_id
,
1148 build_string (buf
));
1149 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
1150 FRAME_SAMPLE_VISIBILITY (f
);
1151 store_in_alist (alistptr
, Qvisibility
,
1152 (FRAME_VISIBLE_P (f
) ? Qt
1153 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
1154 store_in_alist (alistptr
, Qdisplay
,
1155 XCAR (FRAME_W32_DISPLAY_INFO (f
)->name_list_element
));
1159 DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color
,
1160 Sw32_define_rgb_color
, 4, 4, 0,
1161 doc
: /* Convert RGB numbers to a windows color reference and associate with NAME.
1162 This adds or updates a named color to w32-color-map, making it
1163 available for use. The original entry's RGB ref is returned, or nil
1164 if the entry is new. */)
1165 (red
, green
, blue
, name
)
1166 Lisp_Object red
, green
, blue
, name
;
1169 Lisp_Object oldrgb
= Qnil
;
1173 CHECK_NUMBER (green
);
1174 CHECK_NUMBER (blue
);
1175 CHECK_STRING (name
);
1177 XSET (rgb
, Lisp_Int
, RGB(XUINT (red
), XUINT (green
), XUINT (blue
)));
1181 /* replace existing entry in w32-color-map or add new entry. */
1182 entry
= Fassoc (name
, Vw32_color_map
);
1185 entry
= Fcons (name
, rgb
);
1186 Vw32_color_map
= Fcons (entry
, Vw32_color_map
);
1190 oldrgb
= Fcdr (entry
);
1191 Fsetcdr (entry
, rgb
);
1199 DEFUN ("w32-load-color-file", Fw32_load_color_file
,
1200 Sw32_load_color_file
, 1, 1, 0,
1201 doc
: /* Create an alist of color entries from an external file.
1202 Assign this value to w32-color-map to replace the existing color map.
1204 The file should define one named RGB color per line like so:
1206 where R,G,B are numbers between 0 and 255 and name is an arbitrary string. */)
1208 Lisp_Object filename
;
1211 Lisp_Object cmap
= Qnil
;
1212 Lisp_Object abspath
;
1214 CHECK_STRING (filename
);
1215 abspath
= Fexpand_file_name (filename
, Qnil
);
1217 fp
= fopen (XSTRING (filename
)->data
, "rt");
1221 int red
, green
, blue
;
1226 while (fgets (buf
, sizeof (buf
), fp
) != NULL
) {
1227 if (sscanf (buf
, "%u %u %u %n", &red
, &green
, &blue
, &num
) == 3)
1229 char *name
= buf
+ num
;
1230 num
= strlen (name
) - 1;
1231 if (name
[num
] == '\n')
1233 cmap
= Fcons (Fcons (build_string (name
),
1234 make_number (RGB (red
, green
, blue
))),
1246 /* The default colors for the w32 color map */
1247 typedef struct colormap_t
1253 colormap_t w32_color_map
[] =
1255 {"snow" , PALETTERGB (255,250,250)},
1256 {"ghost white" , PALETTERGB (248,248,255)},
1257 {"GhostWhite" , PALETTERGB (248,248,255)},
1258 {"white smoke" , PALETTERGB (245,245,245)},
1259 {"WhiteSmoke" , PALETTERGB (245,245,245)},
1260 {"gainsboro" , PALETTERGB (220,220,220)},
1261 {"floral white" , PALETTERGB (255,250,240)},
1262 {"FloralWhite" , PALETTERGB (255,250,240)},
1263 {"old lace" , PALETTERGB (253,245,230)},
1264 {"OldLace" , PALETTERGB (253,245,230)},
1265 {"linen" , PALETTERGB (250,240,230)},
1266 {"antique white" , PALETTERGB (250,235,215)},
1267 {"AntiqueWhite" , PALETTERGB (250,235,215)},
1268 {"papaya whip" , PALETTERGB (255,239,213)},
1269 {"PapayaWhip" , PALETTERGB (255,239,213)},
1270 {"blanched almond" , PALETTERGB (255,235,205)},
1271 {"BlanchedAlmond" , PALETTERGB (255,235,205)},
1272 {"bisque" , PALETTERGB (255,228,196)},
1273 {"peach puff" , PALETTERGB (255,218,185)},
1274 {"PeachPuff" , PALETTERGB (255,218,185)},
1275 {"navajo white" , PALETTERGB (255,222,173)},
1276 {"NavajoWhite" , PALETTERGB (255,222,173)},
1277 {"moccasin" , PALETTERGB (255,228,181)},
1278 {"cornsilk" , PALETTERGB (255,248,220)},
1279 {"ivory" , PALETTERGB (255,255,240)},
1280 {"lemon chiffon" , PALETTERGB (255,250,205)},
1281 {"LemonChiffon" , PALETTERGB (255,250,205)},
1282 {"seashell" , PALETTERGB (255,245,238)},
1283 {"honeydew" , PALETTERGB (240,255,240)},
1284 {"mint cream" , PALETTERGB (245,255,250)},
1285 {"MintCream" , PALETTERGB (245,255,250)},
1286 {"azure" , PALETTERGB (240,255,255)},
1287 {"alice blue" , PALETTERGB (240,248,255)},
1288 {"AliceBlue" , PALETTERGB (240,248,255)},
1289 {"lavender" , PALETTERGB (230,230,250)},
1290 {"lavender blush" , PALETTERGB (255,240,245)},
1291 {"LavenderBlush" , PALETTERGB (255,240,245)},
1292 {"misty rose" , PALETTERGB (255,228,225)},
1293 {"MistyRose" , PALETTERGB (255,228,225)},
1294 {"white" , PALETTERGB (255,255,255)},
1295 {"black" , PALETTERGB ( 0, 0, 0)},
1296 {"dark slate gray" , PALETTERGB ( 47, 79, 79)},
1297 {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)},
1298 {"dark slate grey" , PALETTERGB ( 47, 79, 79)},
1299 {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)},
1300 {"dim gray" , PALETTERGB (105,105,105)},
1301 {"DimGray" , PALETTERGB (105,105,105)},
1302 {"dim grey" , PALETTERGB (105,105,105)},
1303 {"DimGrey" , PALETTERGB (105,105,105)},
1304 {"slate gray" , PALETTERGB (112,128,144)},
1305 {"SlateGray" , PALETTERGB (112,128,144)},
1306 {"slate grey" , PALETTERGB (112,128,144)},
1307 {"SlateGrey" , PALETTERGB (112,128,144)},
1308 {"light slate gray" , PALETTERGB (119,136,153)},
1309 {"LightSlateGray" , PALETTERGB (119,136,153)},
1310 {"light slate grey" , PALETTERGB (119,136,153)},
1311 {"LightSlateGrey" , PALETTERGB (119,136,153)},
1312 {"gray" , PALETTERGB (190,190,190)},
1313 {"grey" , PALETTERGB (190,190,190)},
1314 {"light grey" , PALETTERGB (211,211,211)},
1315 {"LightGrey" , PALETTERGB (211,211,211)},
1316 {"light gray" , PALETTERGB (211,211,211)},
1317 {"LightGray" , PALETTERGB (211,211,211)},
1318 {"midnight blue" , PALETTERGB ( 25, 25,112)},
1319 {"MidnightBlue" , PALETTERGB ( 25, 25,112)},
1320 {"navy" , PALETTERGB ( 0, 0,128)},
1321 {"navy blue" , PALETTERGB ( 0, 0,128)},
1322 {"NavyBlue" , PALETTERGB ( 0, 0,128)},
1323 {"cornflower blue" , PALETTERGB (100,149,237)},
1324 {"CornflowerBlue" , PALETTERGB (100,149,237)},
1325 {"dark slate blue" , PALETTERGB ( 72, 61,139)},
1326 {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)},
1327 {"slate blue" , PALETTERGB (106, 90,205)},
1328 {"SlateBlue" , PALETTERGB (106, 90,205)},
1329 {"medium slate blue" , PALETTERGB (123,104,238)},
1330 {"MediumSlateBlue" , PALETTERGB (123,104,238)},
1331 {"light slate blue" , PALETTERGB (132,112,255)},
1332 {"LightSlateBlue" , PALETTERGB (132,112,255)},
1333 {"medium blue" , PALETTERGB ( 0, 0,205)},
1334 {"MediumBlue" , PALETTERGB ( 0, 0,205)},
1335 {"royal blue" , PALETTERGB ( 65,105,225)},
1336 {"RoyalBlue" , PALETTERGB ( 65,105,225)},
1337 {"blue" , PALETTERGB ( 0, 0,255)},
1338 {"dodger blue" , PALETTERGB ( 30,144,255)},
1339 {"DodgerBlue" , PALETTERGB ( 30,144,255)},
1340 {"deep sky blue" , PALETTERGB ( 0,191,255)},
1341 {"DeepSkyBlue" , PALETTERGB ( 0,191,255)},
1342 {"sky blue" , PALETTERGB (135,206,235)},
1343 {"SkyBlue" , PALETTERGB (135,206,235)},
1344 {"light sky blue" , PALETTERGB (135,206,250)},
1345 {"LightSkyBlue" , PALETTERGB (135,206,250)},
1346 {"steel blue" , PALETTERGB ( 70,130,180)},
1347 {"SteelBlue" , PALETTERGB ( 70,130,180)},
1348 {"light steel blue" , PALETTERGB (176,196,222)},
1349 {"LightSteelBlue" , PALETTERGB (176,196,222)},
1350 {"light blue" , PALETTERGB (173,216,230)},
1351 {"LightBlue" , PALETTERGB (173,216,230)},
1352 {"powder blue" , PALETTERGB (176,224,230)},
1353 {"PowderBlue" , PALETTERGB (176,224,230)},
1354 {"pale turquoise" , PALETTERGB (175,238,238)},
1355 {"PaleTurquoise" , PALETTERGB (175,238,238)},
1356 {"dark turquoise" , PALETTERGB ( 0,206,209)},
1357 {"DarkTurquoise" , PALETTERGB ( 0,206,209)},
1358 {"medium turquoise" , PALETTERGB ( 72,209,204)},
1359 {"MediumTurquoise" , PALETTERGB ( 72,209,204)},
1360 {"turquoise" , PALETTERGB ( 64,224,208)},
1361 {"cyan" , PALETTERGB ( 0,255,255)},
1362 {"light cyan" , PALETTERGB (224,255,255)},
1363 {"LightCyan" , PALETTERGB (224,255,255)},
1364 {"cadet blue" , PALETTERGB ( 95,158,160)},
1365 {"CadetBlue" , PALETTERGB ( 95,158,160)},
1366 {"medium aquamarine" , PALETTERGB (102,205,170)},
1367 {"MediumAquamarine" , PALETTERGB (102,205,170)},
1368 {"aquamarine" , PALETTERGB (127,255,212)},
1369 {"dark green" , PALETTERGB ( 0,100, 0)},
1370 {"DarkGreen" , PALETTERGB ( 0,100, 0)},
1371 {"dark olive green" , PALETTERGB ( 85,107, 47)},
1372 {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)},
1373 {"dark sea green" , PALETTERGB (143,188,143)},
1374 {"DarkSeaGreen" , PALETTERGB (143,188,143)},
1375 {"sea green" , PALETTERGB ( 46,139, 87)},
1376 {"SeaGreen" , PALETTERGB ( 46,139, 87)},
1377 {"medium sea green" , PALETTERGB ( 60,179,113)},
1378 {"MediumSeaGreen" , PALETTERGB ( 60,179,113)},
1379 {"light sea green" , PALETTERGB ( 32,178,170)},
1380 {"LightSeaGreen" , PALETTERGB ( 32,178,170)},
1381 {"pale green" , PALETTERGB (152,251,152)},
1382 {"PaleGreen" , PALETTERGB (152,251,152)},
1383 {"spring green" , PALETTERGB ( 0,255,127)},
1384 {"SpringGreen" , PALETTERGB ( 0,255,127)},
1385 {"lawn green" , PALETTERGB (124,252, 0)},
1386 {"LawnGreen" , PALETTERGB (124,252, 0)},
1387 {"green" , PALETTERGB ( 0,255, 0)},
1388 {"chartreuse" , PALETTERGB (127,255, 0)},
1389 {"medium spring green" , PALETTERGB ( 0,250,154)},
1390 {"MediumSpringGreen" , PALETTERGB ( 0,250,154)},
1391 {"green yellow" , PALETTERGB (173,255, 47)},
1392 {"GreenYellow" , PALETTERGB (173,255, 47)},
1393 {"lime green" , PALETTERGB ( 50,205, 50)},
1394 {"LimeGreen" , PALETTERGB ( 50,205, 50)},
1395 {"yellow green" , PALETTERGB (154,205, 50)},
1396 {"YellowGreen" , PALETTERGB (154,205, 50)},
1397 {"forest green" , PALETTERGB ( 34,139, 34)},
1398 {"ForestGreen" , PALETTERGB ( 34,139, 34)},
1399 {"olive drab" , PALETTERGB (107,142, 35)},
1400 {"OliveDrab" , PALETTERGB (107,142, 35)},
1401 {"dark khaki" , PALETTERGB (189,183,107)},
1402 {"DarkKhaki" , PALETTERGB (189,183,107)},
1403 {"khaki" , PALETTERGB (240,230,140)},
1404 {"pale goldenrod" , PALETTERGB (238,232,170)},
1405 {"PaleGoldenrod" , PALETTERGB (238,232,170)},
1406 {"light goldenrod yellow" , PALETTERGB (250,250,210)},
1407 {"LightGoldenrodYellow" , PALETTERGB (250,250,210)},
1408 {"light yellow" , PALETTERGB (255,255,224)},
1409 {"LightYellow" , PALETTERGB (255,255,224)},
1410 {"yellow" , PALETTERGB (255,255, 0)},
1411 {"gold" , PALETTERGB (255,215, 0)},
1412 {"light goldenrod" , PALETTERGB (238,221,130)},
1413 {"LightGoldenrod" , PALETTERGB (238,221,130)},
1414 {"goldenrod" , PALETTERGB (218,165, 32)},
1415 {"dark goldenrod" , PALETTERGB (184,134, 11)},
1416 {"DarkGoldenrod" , PALETTERGB (184,134, 11)},
1417 {"rosy brown" , PALETTERGB (188,143,143)},
1418 {"RosyBrown" , PALETTERGB (188,143,143)},
1419 {"indian red" , PALETTERGB (205, 92, 92)},
1420 {"IndianRed" , PALETTERGB (205, 92, 92)},
1421 {"saddle brown" , PALETTERGB (139, 69, 19)},
1422 {"SaddleBrown" , PALETTERGB (139, 69, 19)},
1423 {"sienna" , PALETTERGB (160, 82, 45)},
1424 {"peru" , PALETTERGB (205,133, 63)},
1425 {"burlywood" , PALETTERGB (222,184,135)},
1426 {"beige" , PALETTERGB (245,245,220)},
1427 {"wheat" , PALETTERGB (245,222,179)},
1428 {"sandy brown" , PALETTERGB (244,164, 96)},
1429 {"SandyBrown" , PALETTERGB (244,164, 96)},
1430 {"tan" , PALETTERGB (210,180,140)},
1431 {"chocolate" , PALETTERGB (210,105, 30)},
1432 {"firebrick" , PALETTERGB (178,34, 34)},
1433 {"brown" , PALETTERGB (165,42, 42)},
1434 {"dark salmon" , PALETTERGB (233,150,122)},
1435 {"DarkSalmon" , PALETTERGB (233,150,122)},
1436 {"salmon" , PALETTERGB (250,128,114)},
1437 {"light salmon" , PALETTERGB (255,160,122)},
1438 {"LightSalmon" , PALETTERGB (255,160,122)},
1439 {"orange" , PALETTERGB (255,165, 0)},
1440 {"dark orange" , PALETTERGB (255,140, 0)},
1441 {"DarkOrange" , PALETTERGB (255,140, 0)},
1442 {"coral" , PALETTERGB (255,127, 80)},
1443 {"light coral" , PALETTERGB (240,128,128)},
1444 {"LightCoral" , PALETTERGB (240,128,128)},
1445 {"tomato" , PALETTERGB (255, 99, 71)},
1446 {"orange red" , PALETTERGB (255, 69, 0)},
1447 {"OrangeRed" , PALETTERGB (255, 69, 0)},
1448 {"red" , PALETTERGB (255, 0, 0)},
1449 {"hot pink" , PALETTERGB (255,105,180)},
1450 {"HotPink" , PALETTERGB (255,105,180)},
1451 {"deep pink" , PALETTERGB (255, 20,147)},
1452 {"DeepPink" , PALETTERGB (255, 20,147)},
1453 {"pink" , PALETTERGB (255,192,203)},
1454 {"light pink" , PALETTERGB (255,182,193)},
1455 {"LightPink" , PALETTERGB (255,182,193)},
1456 {"pale violet red" , PALETTERGB (219,112,147)},
1457 {"PaleVioletRed" , PALETTERGB (219,112,147)},
1458 {"maroon" , PALETTERGB (176, 48, 96)},
1459 {"medium violet red" , PALETTERGB (199, 21,133)},
1460 {"MediumVioletRed" , PALETTERGB (199, 21,133)},
1461 {"violet red" , PALETTERGB (208, 32,144)},
1462 {"VioletRed" , PALETTERGB (208, 32,144)},
1463 {"magenta" , PALETTERGB (255, 0,255)},
1464 {"violet" , PALETTERGB (238,130,238)},
1465 {"plum" , PALETTERGB (221,160,221)},
1466 {"orchid" , PALETTERGB (218,112,214)},
1467 {"medium orchid" , PALETTERGB (186, 85,211)},
1468 {"MediumOrchid" , PALETTERGB (186, 85,211)},
1469 {"dark orchid" , PALETTERGB (153, 50,204)},
1470 {"DarkOrchid" , PALETTERGB (153, 50,204)},
1471 {"dark violet" , PALETTERGB (148, 0,211)},
1472 {"DarkViolet" , PALETTERGB (148, 0,211)},
1473 {"blue violet" , PALETTERGB (138, 43,226)},
1474 {"BlueViolet" , PALETTERGB (138, 43,226)},
1475 {"purple" , PALETTERGB (160, 32,240)},
1476 {"medium purple" , PALETTERGB (147,112,219)},
1477 {"MediumPurple" , PALETTERGB (147,112,219)},
1478 {"thistle" , PALETTERGB (216,191,216)},
1479 {"gray0" , PALETTERGB ( 0, 0, 0)},
1480 {"grey0" , PALETTERGB ( 0, 0, 0)},
1481 {"dark grey" , PALETTERGB (169,169,169)},
1482 {"DarkGrey" , PALETTERGB (169,169,169)},
1483 {"dark gray" , PALETTERGB (169,169,169)},
1484 {"DarkGray" , PALETTERGB (169,169,169)},
1485 {"dark blue" , PALETTERGB ( 0, 0,139)},
1486 {"DarkBlue" , PALETTERGB ( 0, 0,139)},
1487 {"dark cyan" , PALETTERGB ( 0,139,139)},
1488 {"DarkCyan" , PALETTERGB ( 0,139,139)},
1489 {"dark magenta" , PALETTERGB (139, 0,139)},
1490 {"DarkMagenta" , PALETTERGB (139, 0,139)},
1491 {"dark red" , PALETTERGB (139, 0, 0)},
1492 {"DarkRed" , PALETTERGB (139, 0, 0)},
1493 {"light green" , PALETTERGB (144,238,144)},
1494 {"LightGreen" , PALETTERGB (144,238,144)},
1497 DEFUN ("w32-default-color-map", Fw32_default_color_map
, Sw32_default_color_map
,
1498 0, 0, 0, doc
: /* Return the default color map. */)
1502 colormap_t
*pc
= w32_color_map
;
1509 for (i
= 0; i
< sizeof (w32_color_map
) / sizeof (w32_color_map
[0]);
1511 cmap
= Fcons (Fcons (build_string (pc
->name
),
1512 make_number (pc
->colorref
)),
1521 w32_to_x_color (rgb
)
1530 color
= Frassq (rgb
, Vw32_color_map
);
1535 return (Fcar (color
));
1541 w32_color_map_lookup (colorname
)
1544 Lisp_Object tail
, ret
= Qnil
;
1548 for (tail
= Vw32_color_map
; !NILP (tail
); tail
= Fcdr (tail
))
1550 register Lisp_Object elt
, tem
;
1553 if (!CONSP (elt
)) continue;
1557 if (lstrcmpi (XSTRING (tem
)->data
, colorname
) == 0)
1559 ret
= XUINT (Fcdr (elt
));
1573 x_to_w32_color (colorname
)
1576 register Lisp_Object ret
= Qnil
;
1580 if (colorname
[0] == '#')
1582 /* Could be an old-style RGB Device specification. */
1585 color
= colorname
+ 1;
1587 size
= strlen(color
);
1588 if (size
== 3 || size
== 6 || size
== 9 || size
== 12)
1596 for (i
= 0; i
< 3; i
++)
1600 unsigned long value
;
1602 /* The check for 'x' in the following conditional takes into
1603 account the fact that strtol allows a "0x" in front of
1604 our numbers, and we don't. */
1605 if (!isxdigit(color
[0]) || color
[1] == 'x')
1609 value
= strtoul(color
, &end
, 16);
1611 if (errno
== ERANGE
|| end
- color
!= size
)
1616 value
= value
* 0x10;
1627 colorval
|= (value
<< pos
);
1638 else if (strnicmp(colorname
, "rgb:", 4) == 0)
1646 color
= colorname
+ 4;
1647 for (i
= 0; i
< 3; i
++)
1650 unsigned long value
;
1652 /* The check for 'x' in the following conditional takes into
1653 account the fact that strtol allows a "0x" in front of
1654 our numbers, and we don't. */
1655 if (!isxdigit(color
[0]) || color
[1] == 'x')
1657 value
= strtoul(color
, &end
, 16);
1658 if (errno
== ERANGE
)
1660 switch (end
- color
)
1663 value
= value
* 0x10 + value
;
1676 if (value
== ULONG_MAX
)
1678 colorval
|= (value
<< pos
);
1692 else if (strnicmp(colorname
, "rgbi:", 5) == 0)
1694 /* This is an RGB Intensity specification. */
1701 color
= colorname
+ 5;
1702 for (i
= 0; i
< 3; i
++)
1708 value
= strtod(color
, &end
);
1709 if (errno
== ERANGE
)
1711 if (value
< 0.0 || value
> 1.0)
1713 val
= (UINT
)(0x100 * value
);
1714 /* We used 0x100 instead of 0xFF to give an continuous
1715 range between 0.0 and 1.0 inclusive. The next statement
1716 fixes the 1.0 case. */
1719 colorval
|= (val
<< pos
);
1733 /* I am not going to attempt to handle any of the CIE color schemes
1734 or TekHVC, since I don't know the algorithms for conversion to
1737 /* If we fail to lookup the color name in w32_color_map, then check the
1738 colorname to see if it can be crudely approximated: If the X color
1739 ends in a number (e.g., "darkseagreen2"), strip the number and
1740 return the result of looking up the base color name. */
1741 ret
= w32_color_map_lookup (colorname
);
1744 int len
= strlen (colorname
);
1746 if (isdigit (colorname
[len
- 1]))
1748 char *ptr
, *approx
= alloca (len
+ 1);
1750 strcpy (approx
, colorname
);
1751 ptr
= &approx
[len
- 1];
1752 while (ptr
> approx
&& isdigit (*ptr
))
1755 ret
= w32_color_map_lookup (approx
);
1765 w32_regenerate_palette (FRAME_PTR f
)
1767 struct w32_palette_entry
* list
;
1768 LOGPALETTE
* log_palette
;
1769 HPALETTE new_palette
;
1772 /* don't bother trying to create palette if not supported */
1773 if (! FRAME_W32_DISPLAY_INFO (f
)->has_palette
)
1776 log_palette
= (LOGPALETTE
*)
1777 alloca (sizeof (LOGPALETTE
) +
1778 FRAME_W32_DISPLAY_INFO (f
)->num_colors
* sizeof (PALETTEENTRY
));
1779 log_palette
->palVersion
= 0x300;
1780 log_palette
->palNumEntries
= FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1782 list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1784 i
< FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1785 i
++, list
= list
->next
)
1786 log_palette
->palPalEntry
[i
] = list
->entry
;
1788 new_palette
= CreatePalette (log_palette
);
1792 if (FRAME_W32_DISPLAY_INFO (f
)->palette
)
1793 DeleteObject (FRAME_W32_DISPLAY_INFO (f
)->palette
);
1794 FRAME_W32_DISPLAY_INFO (f
)->palette
= new_palette
;
1796 /* Realize display palette and garbage all frames. */
1797 release_frame_dc (f
, get_frame_dc (f
));
1802 #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue)
1803 #define SET_W32_COLOR(pe, color) \
1806 pe.peRed = GetRValue (color); \
1807 pe.peGreen = GetGValue (color); \
1808 pe.peBlue = GetBValue (color); \
1813 /* Keep these around in case we ever want to track color usage. */
1815 w32_map_color (FRAME_PTR f
, COLORREF color
)
1817 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1819 if (NILP (Vw32_enable_palette
))
1822 /* check if color is already mapped */
1825 if (W32_COLOR (list
->entry
) == color
)
1833 /* not already mapped, so add to list and recreate Windows palette */
1834 list
= (struct w32_palette_entry
*)
1835 xmalloc (sizeof (struct w32_palette_entry
));
1836 SET_W32_COLOR (list
->entry
, color
);
1838 list
->next
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1839 FRAME_W32_DISPLAY_INFO (f
)->color_list
= list
;
1840 FRAME_W32_DISPLAY_INFO (f
)->num_colors
++;
1842 /* set flag that palette must be regenerated */
1843 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1847 w32_unmap_color (FRAME_PTR f
, COLORREF color
)
1849 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1850 struct w32_palette_entry
**prev
= &FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1852 if (NILP (Vw32_enable_palette
))
1855 /* check if color is already mapped */
1858 if (W32_COLOR (list
->entry
) == color
)
1860 if (--list
->refcount
== 0)
1864 FRAME_W32_DISPLAY_INFO (f
)->num_colors
--;
1874 /* set flag that palette must be regenerated */
1875 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1880 /* Gamma-correct COLOR on frame F. */
1883 gamma_correct (f
, color
)
1889 *color
= PALETTERGB (
1890 pow (GetRValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1891 pow (GetGValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1892 pow (GetBValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5);
1897 /* Decide if color named COLOR is valid for the display associated with
1898 the selected frame; if so, return the rgb values in COLOR_DEF.
1899 If ALLOC is nonzero, allocate a new colormap cell. */
1902 w32_defined_color (f
, color
, color_def
, alloc
)
1908 register Lisp_Object tem
;
1909 COLORREF w32_color_ref
;
1911 tem
= x_to_w32_color (color
);
1917 /* Apply gamma correction. */
1918 w32_color_ref
= XUINT (tem
);
1919 gamma_correct (f
, &w32_color_ref
);
1920 XSETINT (tem
, w32_color_ref
);
1923 /* Map this color to the palette if it is enabled. */
1924 if (!NILP (Vw32_enable_palette
))
1926 struct w32_palette_entry
* entry
=
1927 one_w32_display_info
.color_list
;
1928 struct w32_palette_entry
** prev
=
1929 &one_w32_display_info
.color_list
;
1931 /* check if color is already mapped */
1934 if (W32_COLOR (entry
->entry
) == XUINT (tem
))
1936 prev
= &entry
->next
;
1937 entry
= entry
->next
;
1940 if (entry
== NULL
&& alloc
)
1942 /* not already mapped, so add to list */
1943 entry
= (struct w32_palette_entry
*)
1944 xmalloc (sizeof (struct w32_palette_entry
));
1945 SET_W32_COLOR (entry
->entry
, XUINT (tem
));
1948 one_w32_display_info
.num_colors
++;
1950 /* set flag that palette must be regenerated */
1951 one_w32_display_info
.regen_palette
= TRUE
;
1954 /* Ensure COLORREF value is snapped to nearest color in (default)
1955 palette by simulating the PALETTERGB macro. This works whether
1956 or not the display device has a palette. */
1957 w32_color_ref
= XUINT (tem
) | 0x2000000;
1959 color_def
->pixel
= w32_color_ref
;
1960 color_def
->red
= GetRValue (w32_color_ref
);
1961 color_def
->green
= GetGValue (w32_color_ref
);
1962 color_def
->blue
= GetBValue (w32_color_ref
);
1972 /* Given a string ARG naming a color, compute a pixel value from it
1973 suitable for screen F.
1974 If F is not a color screen, return DEF (default) regardless of what
1978 x_decode_color (f
, arg
, def
)
1987 if (strcmp (XSTRING (arg
)->data
, "black") == 0)
1988 return BLACK_PIX_DEFAULT (f
);
1989 else if (strcmp (XSTRING (arg
)->data
, "white") == 0)
1990 return WHITE_PIX_DEFAULT (f
);
1992 if ((FRAME_W32_DISPLAY_INFO (f
)->n_planes
* FRAME_W32_DISPLAY_INFO (f
)->n_cbits
) == 1)
1995 /* w32_defined_color is responsible for coping with failures
1996 by looking for a near-miss. */
1997 if (w32_defined_color (f
, XSTRING (arg
)->data
, &cdef
, 1))
2000 /* defined_color failed; return an ultimate default. */
2004 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
2005 the previous value of that parameter, NEW_VALUE is the new value. */
2008 x_set_line_spacing (f
, new_value
, old_value
)
2010 Lisp_Object new_value
, old_value
;
2012 if (NILP (new_value
))
2013 f
->extra_line_spacing
= 0;
2014 else if (NATNUMP (new_value
))
2015 f
->extra_line_spacing
= XFASTINT (new_value
);
2017 Fsignal (Qerror
, Fcons (build_string ("Invalid line-spacing"),
2018 Fcons (new_value
, Qnil
)));
2019 if (FRAME_VISIBLE_P (f
))
2024 /* Change the `fullscreen' frame parameter of frame F. OLD_VALUE is
2025 the previous value of that parameter, NEW_VALUE is the new value. */
2028 x_set_fullscreen (f
, new_value
, old_value
)
2030 Lisp_Object new_value
, old_value
;
2032 if (NILP (new_value
))
2033 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_NONE
;
2034 else if (EQ (new_value
, Qfullboth
))
2035 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_BOTH
;
2036 else if (EQ (new_value
, Qfullwidth
))
2037 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_WIDTH
;
2038 else if (EQ (new_value
, Qfullheight
))
2039 f
->output_data
.w32
->want_fullscreen
= FULLSCREEN_HEIGHT
;
2043 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
2044 the previous value of that parameter, NEW_VALUE is the new value. */
2047 x_set_screen_gamma (f
, new_value
, old_value
)
2049 Lisp_Object new_value
, old_value
;
2051 if (NILP (new_value
))
2053 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
2054 /* The value 0.4545 is the normal viewing gamma. */
2055 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
2057 Fsignal (Qerror
, Fcons (build_string ("Invalid screen-gamma"),
2058 Fcons (new_value
, Qnil
)));
2060 clear_face_cache (0);
2064 /* Functions called only from `x_set_frame_param'
2065 to set individual parameters.
2067 If FRAME_W32_WINDOW (f) is 0,
2068 the frame is being created and its window does not exist yet.
2069 In that case, just record the parameter's new value
2070 in the standard place; do not attempt to change the window. */
2073 x_set_foreground_color (f
, arg
, oldval
)
2075 Lisp_Object arg
, oldval
;
2077 struct w32_output
*x
= f
->output_data
.w32
;
2078 PIX_TYPE fg
, old_fg
;
2080 fg
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2081 old_fg
= FRAME_FOREGROUND_PIXEL (f
);
2082 FRAME_FOREGROUND_PIXEL (f
) = fg
;
2084 if (FRAME_W32_WINDOW (f
) != 0)
2086 if (x
->cursor_pixel
== old_fg
)
2087 x
->cursor_pixel
= fg
;
2089 update_face_from_frame_parameter (f
, Qforeground_color
, arg
);
2090 if (FRAME_VISIBLE_P (f
))
2096 x_set_background_color (f
, arg
, oldval
)
2098 Lisp_Object arg
, oldval
;
2100 FRAME_BACKGROUND_PIXEL (f
)
2101 = x_decode_color (f
, arg
, WHITE_PIX_DEFAULT (f
));
2103 if (FRAME_W32_WINDOW (f
) != 0)
2105 SetWindowLong (FRAME_W32_WINDOW (f
), WND_BACKGROUND_INDEX
,
2106 FRAME_BACKGROUND_PIXEL (f
));
2108 update_face_from_frame_parameter (f
, Qbackground_color
, arg
);
2110 if (FRAME_VISIBLE_P (f
))
2116 x_set_mouse_color (f
, arg
, oldval
)
2118 Lisp_Object arg
, oldval
;
2120 Cursor cursor
, nontext_cursor
, mode_cursor
, cross_cursor
;
2124 if (!EQ (Qnil
, arg
))
2125 f
->output_data
.w32
->mouse_pixel
2126 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2127 mask_color
= FRAME_BACKGROUND_PIXEL (f
);
2129 /* Don't let pointers be invisible. */
2130 if (mask_color
== f
->output_data
.w32
->mouse_pixel
2131 && mask_color
== FRAME_BACKGROUND_PIXEL (f
))
2132 f
->output_data
.w32
->mouse_pixel
= FRAME_FOREGROUND_PIXEL (f
);
2134 #if 0 /* TODO : cursor changes */
2137 /* It's not okay to crash if the user selects a screwy cursor. */
2138 count
= x_catch_errors (FRAME_W32_DISPLAY (f
));
2140 if (!EQ (Qnil
, Vx_pointer_shape
))
2142 CHECK_NUMBER (Vx_pointer_shape
);
2143 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XINT (Vx_pointer_shape
));
2146 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2147 x_check_errors (FRAME_W32_DISPLAY (f
), "bad text pointer cursor: %s");
2149 if (!EQ (Qnil
, Vx_nontext_pointer_shape
))
2151 CHECK_NUMBER (Vx_nontext_pointer_shape
);
2152 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2153 XINT (Vx_nontext_pointer_shape
));
2156 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_left_ptr
);
2157 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2159 if (!EQ (Qnil
, Vx_hourglass_pointer_shape
))
2161 CHECK_NUMBER (Vx_hourglass_pointer_shape
);
2162 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2163 XINT (Vx_hourglass_pointer_shape
));
2166 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_watch
);
2167 x_check_errors (FRAME_W32_DISPLAY (f
), "bad busy pointer cursor: %s");
2169 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2170 if (!EQ (Qnil
, Vx_mode_pointer_shape
))
2172 CHECK_NUMBER (Vx_mode_pointer_shape
);
2173 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2174 XINT (Vx_mode_pointer_shape
));
2177 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2178 x_check_errors (FRAME_W32_DISPLAY (f
), "bad modeline pointer cursor: %s");
2180 if (!EQ (Qnil
, Vx_sensitive_text_pointer_shape
))
2182 CHECK_NUMBER (Vx_sensitive_text_pointer_shape
);
2184 = XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2185 XINT (Vx_sensitive_text_pointer_shape
));
2188 cross_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_crosshair
);
2190 if (!NILP (Vx_window_horizontal_drag_shape
))
2192 CHECK_NUMBER (Vx_window_horizontal_drag_shape
);
2193 horizontal_drag_cursor
2194 = XCreateFontCursor (FRAME_X_DISPLAY (f
),
2195 XINT (Vx_window_horizontal_drag_shape
));
2198 horizontal_drag_cursor
2199 = XCreateFontCursor (FRAME_X_DISPLAY (f
), XC_sb_h_double_arrow
);
2201 /* Check and report errors with the above calls. */
2202 x_check_errors (FRAME_W32_DISPLAY (f
), "can't set cursor shape: %s");
2203 x_uncatch_errors (FRAME_W32_DISPLAY (f
), count
);
2206 XColor fore_color
, back_color
;
2208 fore_color
.pixel
= f
->output_data
.w32
->mouse_pixel
;
2209 back_color
.pixel
= mask_color
;
2210 XQueryColor (FRAME_W32_DISPLAY (f
),
2211 DefaultColormap (FRAME_W32_DISPLAY (f
),
2212 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2214 XQueryColor (FRAME_W32_DISPLAY (f
),
2215 DefaultColormap (FRAME_W32_DISPLAY (f
),
2216 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2218 XRecolorCursor (FRAME_W32_DISPLAY (f
), cursor
,
2219 &fore_color
, &back_color
);
2220 XRecolorCursor (FRAME_W32_DISPLAY (f
), nontext_cursor
,
2221 &fore_color
, &back_color
);
2222 XRecolorCursor (FRAME_W32_DISPLAY (f
), mode_cursor
,
2223 &fore_color
, &back_color
);
2224 XRecolorCursor (FRAME_W32_DISPLAY (f
), cross_cursor
,
2225 &fore_color
, &back_color
);
2226 XRecolorCursor (FRAME_W32_DISPLAY (f
), hourglass_cursor
,
2227 &fore_color
, &back_color
);
2230 if (FRAME_W32_WINDOW (f
) != 0)
2231 XDefineCursor (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), cursor
);
2233 if (cursor
!= f
->output_data
.w32
->text_cursor
&& f
->output_data
.w32
->text_cursor
!= 0)
2234 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->text_cursor
);
2235 f
->output_data
.w32
->text_cursor
= cursor
;
2237 if (nontext_cursor
!= f
->output_data
.w32
->nontext_cursor
2238 && f
->output_data
.w32
->nontext_cursor
!= 0)
2239 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->nontext_cursor
);
2240 f
->output_data
.w32
->nontext_cursor
= nontext_cursor
;
2242 if (hourglass_cursor
!= f
->output_data
.w32
->hourglass_cursor
2243 && f
->output_data
.w32
->hourglass_cursor
!= 0)
2244 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->hourglass_cursor
);
2245 f
->output_data
.w32
->hourglass_cursor
= hourglass_cursor
;
2247 if (mode_cursor
!= f
->output_data
.w32
->modeline_cursor
2248 && f
->output_data
.w32
->modeline_cursor
!= 0)
2249 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->modeline_cursor
);
2250 f
->output_data
.w32
->modeline_cursor
= mode_cursor
;
2252 if (cross_cursor
!= f
->output_data
.w32
->cross_cursor
2253 && f
->output_data
.w32
->cross_cursor
!= 0)
2254 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->cross_cursor
);
2255 f
->output_data
.w32
->cross_cursor
= cross_cursor
;
2257 XFlush (FRAME_W32_DISPLAY (f
));
2260 update_face_from_frame_parameter (f
, Qmouse_color
, arg
);
2264 /* Defined in w32term.c. */
2265 void x_update_cursor (struct frame
*f
, int on_p
);
2268 x_set_cursor_color (f
, arg
, oldval
)
2270 Lisp_Object arg
, oldval
;
2272 unsigned long fore_pixel
, pixel
;
2274 if (!NILP (Vx_cursor_fore_pixel
))
2275 fore_pixel
= x_decode_color (f
, Vx_cursor_fore_pixel
,
2276 WHITE_PIX_DEFAULT (f
));
2278 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2280 pixel
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2282 /* Make sure that the cursor color differs from the background color. */
2283 if (pixel
== FRAME_BACKGROUND_PIXEL (f
))
2285 pixel
= f
->output_data
.w32
->mouse_pixel
;
2286 if (pixel
== fore_pixel
)
2287 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2290 FRAME_FOREGROUND_PIXEL (f
) = fore_pixel
;
2291 f
->output_data
.w32
->cursor_pixel
= pixel
;
2293 if (FRAME_W32_WINDOW (f
) != 0)
2295 if (FRAME_VISIBLE_P (f
))
2297 x_update_cursor (f
, 0);
2298 x_update_cursor (f
, 1);
2302 update_face_from_frame_parameter (f
, Qcursor_color
, arg
);
2305 /* Set the border-color of frame F to pixel value PIX.
2306 Note that this does not fully take effect if done before
2309 x_set_border_pixel (f
, pix
)
2313 f
->output_data
.w32
->border_pixel
= pix
;
2315 if (FRAME_W32_WINDOW (f
) != 0 && f
->output_data
.w32
->border_width
> 0)
2317 if (FRAME_VISIBLE_P (f
))
2322 /* Set the border-color of frame F to value described by ARG.
2323 ARG can be a string naming a color.
2324 The border-color is used for the border that is drawn by the server.
2325 Note that this does not fully take effect if done before
2326 F has a window; it must be redone when the window is created. */
2329 x_set_border_color (f
, arg
, oldval
)
2331 Lisp_Object arg
, oldval
;
2336 pix
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2337 x_set_border_pixel (f
, pix
);
2338 update_face_from_frame_parameter (f
, Qborder_color
, arg
);
2341 /* Value is the internal representation of the specified cursor type
2342 ARG. If type is BAR_CURSOR, return in *WIDTH the specified width
2343 of the bar cursor. */
2345 enum text_cursor_kinds
2346 x_specified_cursor_type (arg
, width
)
2350 enum text_cursor_kinds type
;
2357 else if (CONSP (arg
)
2358 && EQ (XCAR (arg
), Qbar
)
2359 && INTEGERP (XCDR (arg
))
2360 && XINT (XCDR (arg
)) >= 0)
2363 *width
= XINT (XCDR (arg
));
2365 else if (NILP (arg
))
2368 /* Treat anything unknown as "box cursor".
2369 It was bad to signal an error; people have trouble fixing
2370 .Xdefaults with Emacs, when it has something bad in it. */
2371 type
= FILLED_BOX_CURSOR
;
2377 x_set_cursor_type (f
, arg
, oldval
)
2379 Lisp_Object arg
, oldval
;
2383 FRAME_DESIRED_CURSOR (f
) = x_specified_cursor_type (arg
, &width
);
2384 f
->output_data
.w32
->cursor_width
= width
;
2386 /* Make sure the cursor gets redrawn. This is overkill, but how
2387 often do people change cursor types? */
2388 update_mode_lines
++;
2392 x_set_icon_type (f
, arg
, oldval
)
2394 Lisp_Object arg
, oldval
;
2398 if (NILP (arg
) && NILP (oldval
))
2401 if (STRINGP (arg
) && STRINGP (oldval
)
2402 && EQ (Fstring_equal (oldval
, arg
), Qt
))
2405 if (SYMBOLP (arg
) && SYMBOLP (oldval
) && EQ (arg
, oldval
))
2410 result
= x_bitmap_icon (f
, arg
);
2414 error ("No icon window available");
2420 /* Return non-nil if frame F wants a bitmap icon. */
2428 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
2436 x_set_icon_name (f
, arg
, oldval
)
2438 Lisp_Object arg
, oldval
;
2442 if (STRINGP (oldval
) && EQ (Fstring_equal (oldval
, arg
), Qt
))
2445 else if (!STRINGP (oldval
) && EQ (oldval
, Qnil
) == EQ (arg
, Qnil
))
2451 if (f
->output_data
.w32
->icon_bitmap
!= 0)
2456 result
= x_text_icon (f
,
2457 (char *) XSTRING ((!NILP (f
->icon_name
)
2466 error ("No icon window available");
2469 /* If the window was unmapped (and its icon was mapped),
2470 the new icon is not mapped, so map the window in its stead. */
2471 if (FRAME_VISIBLE_P (f
))
2473 #ifdef USE_X_TOOLKIT
2474 XtPopup (f
->output_data
.w32
->widget
, XtGrabNone
);
2476 XMapWindow (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
));
2479 XFlush (FRAME_W32_DISPLAY (f
));
2484 extern Lisp_Object
x_new_font ();
2485 extern Lisp_Object
x_new_fontset();
2488 x_set_font (f
, arg
, oldval
)
2490 Lisp_Object arg
, oldval
;
2493 Lisp_Object fontset_name
;
2495 int old_fontset
= FRAME_FONTSET(f
);
2499 fontset_name
= Fquery_fontset (arg
, Qnil
);
2502 result
= (STRINGP (fontset_name
)
2503 ? x_new_fontset (f
, XSTRING (fontset_name
)->data
)
2504 : x_new_font (f
, XSTRING (arg
)->data
));
2507 if (EQ (result
, Qnil
))
2508 error ("Font `%s' is not defined", XSTRING (arg
)->data
);
2509 else if (EQ (result
, Qt
))
2510 error ("The characters of the given font have varying widths");
2511 else if (STRINGP (result
))
2513 if (STRINGP (fontset_name
))
2515 /* Fontset names are built from ASCII font names, so the
2516 names may be equal despite there was a change. */
2517 if (old_fontset
== FRAME_FONTSET (f
))
2520 else if (!NILP (Fequal (result
, oldval
)))
2523 store_frame_param (f
, Qfont
, result
);
2524 recompute_basic_faces (f
);
2529 do_pending_window_change (0);
2531 /* Don't call `face-set-after-frame-default' when faces haven't been
2532 initialized yet. This is the case when called from
2533 Fx_create_frame. In that case, the X widget or window doesn't
2534 exist either, and we can end up in x_report_frame_params with a
2535 null widget which gives a segfault. */
2536 if (FRAME_FACE_CACHE (f
))
2538 XSETFRAME (frame
, f
);
2539 call1 (Qface_set_after_frame_default
, frame
);
2544 x_set_fringe_width (f
, new_value
, old_value
)
2546 Lisp_Object new_value
, old_value
;
2548 x_compute_fringe_widths (f
, 1);
2552 x_set_border_width (f
, arg
, oldval
)
2554 Lisp_Object arg
, oldval
;
2558 if (XINT (arg
) == f
->output_data
.w32
->border_width
)
2561 if (FRAME_W32_WINDOW (f
) != 0)
2562 error ("Cannot change the border width of a window");
2564 f
->output_data
.w32
->border_width
= XINT (arg
);
2568 x_set_internal_border_width (f
, arg
, oldval
)
2570 Lisp_Object arg
, oldval
;
2572 int old
= f
->output_data
.w32
->internal_border_width
;
2575 f
->output_data
.w32
->internal_border_width
= XINT (arg
);
2576 if (f
->output_data
.w32
->internal_border_width
< 0)
2577 f
->output_data
.w32
->internal_border_width
= 0;
2579 if (f
->output_data
.w32
->internal_border_width
== old
)
2582 if (FRAME_W32_WINDOW (f
) != 0)
2584 x_set_window_size (f
, 0, f
->width
, f
->height
);
2585 SET_FRAME_GARBAGED (f
);
2586 do_pending_window_change (0);
2589 SET_FRAME_GARBAGED (f
);
2593 x_set_visibility (f
, value
, oldval
)
2595 Lisp_Object value
, oldval
;
2598 XSETFRAME (frame
, f
);
2601 Fmake_frame_invisible (frame
, Qt
);
2602 else if (EQ (value
, Qicon
))
2603 Ficonify_frame (frame
);
2605 Fmake_frame_visible (frame
);
2609 /* Change window heights in windows rooted in WINDOW by N lines. */
2612 x_change_window_heights (window
, n
)
2616 struct window
*w
= XWINDOW (window
);
2618 XSETFASTINT (w
->top
, XFASTINT (w
->top
) + n
);
2619 XSETFASTINT (w
->height
, XFASTINT (w
->height
) - n
);
2621 if (INTEGERP (w
->orig_top
))
2622 XSETFASTINT (w
->orig_top
, XFASTINT (w
->orig_top
) + n
);
2623 if (INTEGERP (w
->orig_height
))
2624 XSETFASTINT (w
->orig_height
, XFASTINT (w
->orig_height
) - n
);
2626 /* Handle just the top child in a vertical split. */
2627 if (!NILP (w
->vchild
))
2628 x_change_window_heights (w
->vchild
, n
);
2630 /* Adjust all children in a horizontal split. */
2631 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
2633 w
= XWINDOW (window
);
2634 x_change_window_heights (window
, n
);
2639 x_set_menu_bar_lines (f
, value
, oldval
)
2641 Lisp_Object value
, oldval
;
2644 int olines
= FRAME_MENU_BAR_LINES (f
);
2646 /* Right now, menu bars don't work properly in minibuf-only frames;
2647 most of the commands try to apply themselves to the minibuffer
2648 frame itself, and get an error because you can't switch buffers
2649 in or split the minibuffer window. */
2650 if (FRAME_MINIBUF_ONLY_P (f
))
2653 if (INTEGERP (value
))
2654 nlines
= XINT (value
);
2658 FRAME_MENU_BAR_LINES (f
) = 0;
2660 FRAME_EXTERNAL_MENU_BAR (f
) = 1;
2663 if (FRAME_EXTERNAL_MENU_BAR (f
) == 1)
2664 free_frame_menubar (f
);
2665 FRAME_EXTERNAL_MENU_BAR (f
) = 0;
2667 /* Adjust the frame size so that the client (text) dimensions
2668 remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being
2670 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2671 do_pending_window_change (0);
2677 /* Set the number of lines used for the tool bar of frame F to VALUE.
2678 VALUE not an integer, or < 0 means set the lines to zero. OLDVAL
2679 is the old number of tool bar lines. This function changes the
2680 height of all windows on frame F to match the new tool bar height.
2681 The frame's height doesn't change. */
2684 x_set_tool_bar_lines (f
, value
, oldval
)
2686 Lisp_Object value
, oldval
;
2688 int delta
, nlines
, root_height
;
2689 Lisp_Object root_window
;
2691 /* Treat tool bars like menu bars. */
2692 if (FRAME_MINIBUF_ONLY_P (f
))
2695 /* Use VALUE only if an integer >= 0. */
2696 if (INTEGERP (value
) && XINT (value
) >= 0)
2697 nlines
= XFASTINT (value
);
2701 /* Make sure we redisplay all windows in this frame. */
2702 ++windows_or_buffers_changed
;
2704 delta
= nlines
- FRAME_TOOL_BAR_LINES (f
);
2706 /* Don't resize the tool-bar to more than we have room for. */
2707 root_window
= FRAME_ROOT_WINDOW (f
);
2708 root_height
= XINT (XWINDOW (root_window
)->height
);
2709 if (root_height
- delta
< 1)
2711 delta
= root_height
- 1;
2712 nlines
= FRAME_TOOL_BAR_LINES (f
) + delta
;
2715 FRAME_TOOL_BAR_LINES (f
) = nlines
;
2716 x_change_window_heights (root_window
, delta
);
2719 /* We also have to make sure that the internal border at the top of
2720 the frame, below the menu bar or tool bar, is redrawn when the
2721 tool bar disappears. This is so because the internal border is
2722 below the tool bar if one is displayed, but is below the menu bar
2723 if there isn't a tool bar. The tool bar draws into the area
2724 below the menu bar. */
2725 if (FRAME_W32_WINDOW (f
) && FRAME_TOOL_BAR_LINES (f
) == 0)
2729 clear_current_matrices (f
);
2730 updating_frame
= NULL
;
2733 /* If the tool bar gets smaller, the internal border below it
2734 has to be cleared. It was formerly part of the display
2735 of the larger tool bar, and updating windows won't clear it. */
2738 int height
= FRAME_INTERNAL_BORDER_WIDTH (f
);
2739 int width
= PIXEL_WIDTH (f
);
2740 int y
= nlines
* CANON_Y_UNIT (f
);
2744 HDC hdc
= get_frame_dc (f
);
2745 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
2746 release_frame_dc (f
, hdc
);
2750 if (WINDOWP (f
->tool_bar_window
))
2751 clear_glyph_matrix (XWINDOW (f
->tool_bar_window
)->current_matrix
);
2756 /* Change the name of frame F to NAME. If NAME is nil, set F's name to
2759 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2760 name; if NAME is a string, set F's name to NAME and set
2761 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2763 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2764 suggesting a new name, which lisp code should override; if
2765 F->explicit_name is set, ignore the new name; otherwise, set it. */
2768 x_set_name (f
, name
, explicit)
2773 /* Make sure that requests from lisp code override requests from
2774 Emacs redisplay code. */
2777 /* If we're switching from explicit to implicit, we had better
2778 update the mode lines and thereby update the title. */
2779 if (f
->explicit_name
&& NILP (name
))
2780 update_mode_lines
= 1;
2782 f
->explicit_name
= ! NILP (name
);
2784 else if (f
->explicit_name
)
2787 /* If NAME is nil, set the name to the w32_id_name. */
2790 /* Check for no change needed in this very common case
2791 before we do any consing. */
2792 if (!strcmp (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
,
2793 XSTRING (f
->name
)->data
))
2795 name
= build_string (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
);
2798 CHECK_STRING (name
);
2800 /* Don't change the name if it's already NAME. */
2801 if (! NILP (Fstring_equal (name
, f
->name
)))
2806 /* For setting the frame title, the title parameter should override
2807 the name parameter. */
2808 if (! NILP (f
->title
))
2811 if (FRAME_W32_WINDOW (f
))
2813 if (STRING_MULTIBYTE (name
))
2814 name
= ENCODE_SYSTEM (name
);
2817 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2822 /* This function should be called when the user's lisp code has
2823 specified a name for the frame; the name will override any set by the
2826 x_explicitly_set_name (f
, arg
, oldval
)
2828 Lisp_Object arg
, oldval
;
2830 x_set_name (f
, arg
, 1);
2833 /* This function should be called by Emacs redisplay code to set the
2834 name; names set this way will never override names set by the user's
2837 x_implicitly_set_name (f
, arg
, oldval
)
2839 Lisp_Object arg
, oldval
;
2841 x_set_name (f
, arg
, 0);
2844 /* Change the title of frame F to NAME.
2845 If NAME is nil, use the frame name as the title.
2847 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2848 name; if NAME is a string, set F's name to NAME and set
2849 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2851 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2852 suggesting a new name, which lisp code should override; if
2853 F->explicit_name is set, ignore the new name; otherwise, set it. */
2856 x_set_title (f
, name
, old_name
)
2858 Lisp_Object name
, old_name
;
2860 /* Don't change the title if it's already NAME. */
2861 if (EQ (name
, f
->title
))
2864 update_mode_lines
= 1;
2871 if (FRAME_W32_WINDOW (f
))
2873 if (STRING_MULTIBYTE (name
))
2874 name
= ENCODE_SYSTEM (name
);
2877 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2883 x_set_autoraise (f
, arg
, oldval
)
2885 Lisp_Object arg
, oldval
;
2887 f
->auto_raise
= !EQ (Qnil
, arg
);
2891 x_set_autolower (f
, arg
, oldval
)
2893 Lisp_Object arg
, oldval
;
2895 f
->auto_lower
= !EQ (Qnil
, arg
);
2899 x_set_unsplittable (f
, arg
, oldval
)
2901 Lisp_Object arg
, oldval
;
2903 f
->no_split
= !NILP (arg
);
2907 x_set_vertical_scroll_bars (f
, arg
, oldval
)
2909 Lisp_Object arg
, oldval
;
2911 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
2912 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
2913 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
2914 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
2916 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = NILP (arg
) ?
2917 vertical_scroll_bar_none
:
2918 /* Put scroll bars on the right by default, as is conventional
2921 ? vertical_scroll_bar_left
2922 : vertical_scroll_bar_right
;
2924 /* We set this parameter before creating the window for the
2925 frame, so we can get the geometry right from the start.
2926 However, if the window hasn't been created yet, we shouldn't
2927 call x_set_window_size. */
2928 if (FRAME_W32_WINDOW (f
))
2929 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2930 do_pending_window_change (0);
2935 x_set_scroll_bar_width (f
, arg
, oldval
)
2937 Lisp_Object arg
, oldval
;
2939 int wid
= FONT_WIDTH (f
->output_data
.w32
->font
);
2943 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = GetSystemMetrics (SM_CXVSCROLL
);
2944 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) +
2946 if (FRAME_W32_WINDOW (f
))
2947 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2948 do_pending_window_change (0);
2950 else if (INTEGERP (arg
) && XINT (arg
) > 0
2951 && XFASTINT (arg
) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f
))
2953 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = XFASTINT (arg
);
2954 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
2956 if (FRAME_W32_WINDOW (f
))
2957 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2958 do_pending_window_change (0);
2960 change_frame_size (f
, 0, FRAME_WIDTH (f
), 0, 0, 0);
2961 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
2962 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
2965 /* Subroutines of creating an frame. */
2967 /* Make sure that Vx_resource_name is set to a reasonable value.
2968 Fix it up, or set it to `emacs' if it is too hopeless. */
2971 validate_x_resource_name ()
2974 /* Number of valid characters in the resource name. */
2976 /* Number of invalid characters in the resource name. */
2981 if (STRINGP (Vx_resource_name
))
2983 unsigned char *p
= XSTRING (Vx_resource_name
)->data
;
2986 len
= STRING_BYTES (XSTRING (Vx_resource_name
));
2988 /* Only letters, digits, - and _ are valid in resource names.
2989 Count the valid characters and count the invalid ones. */
2990 for (i
= 0; i
< len
; i
++)
2993 if (! ((c
>= 'a' && c
<= 'z')
2994 || (c
>= 'A' && c
<= 'Z')
2995 || (c
>= '0' && c
<= '9')
2996 || c
== '-' || c
== '_'))
3003 /* Not a string => completely invalid. */
3004 bad_count
= 5, good_count
= 0;
3006 /* If name is valid already, return. */
3010 /* If name is entirely invalid, or nearly so, use `emacs'. */
3012 || (good_count
== 1 && bad_count
> 0))
3014 Vx_resource_name
= build_string ("emacs");
3018 /* Name is partly valid. Copy it and replace the invalid characters
3019 with underscores. */
3021 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
3023 for (i
= 0; i
< len
; i
++)
3025 int c
= XSTRING (new)->data
[i
];
3026 if (! ((c
>= 'a' && c
<= 'z')
3027 || (c
>= 'A' && c
<= 'Z')
3028 || (c
>= '0' && c
<= '9')
3029 || c
== '-' || c
== '_'))
3030 XSTRING (new)->data
[i
] = '_';
3035 extern char *x_get_string_resource ();
3037 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
3038 doc
: /* Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.
3039 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the
3040 class, where INSTANCE is the name under which Emacs was invoked, or
3041 the name specified by the `-name' or `-rn' command-line arguments.
3043 The optional arguments COMPONENT and SUBCLASS add to the key and the
3044 class, respectively. You must specify both of them or neither.
3045 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'
3046 and the class is `Emacs.CLASS.SUBCLASS'. */)
3047 (attribute
, class, component
, subclass
)
3048 Lisp_Object attribute
, class, component
, subclass
;
3050 register char *value
;
3054 CHECK_STRING (attribute
);
3055 CHECK_STRING (class);
3057 if (!NILP (component
))
3058 CHECK_STRING (component
);
3059 if (!NILP (subclass
))
3060 CHECK_STRING (subclass
);
3061 if (NILP (component
) != NILP (subclass
))
3062 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
3064 validate_x_resource_name ();
3066 /* Allocate space for the components, the dots which separate them,
3067 and the final '\0'. Make them big enough for the worst case. */
3068 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name
))
3069 + (STRINGP (component
)
3070 ? STRING_BYTES (XSTRING (component
)) : 0)
3071 + STRING_BYTES (XSTRING (attribute
))
3074 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3075 + STRING_BYTES (XSTRING (class))
3076 + (STRINGP (subclass
)
3077 ? STRING_BYTES (XSTRING (subclass
)) : 0)
3080 /* Start with emacs.FRAMENAME for the name (the specific one)
3081 and with `Emacs' for the class key (the general one). */
3082 strcpy (name_key
, XSTRING (Vx_resource_name
)->data
);
3083 strcpy (class_key
, EMACS_CLASS
);
3085 strcat (class_key
, ".");
3086 strcat (class_key
, XSTRING (class)->data
);
3088 if (!NILP (component
))
3090 strcat (class_key
, ".");
3091 strcat (class_key
, XSTRING (subclass
)->data
);
3093 strcat (name_key
, ".");
3094 strcat (name_key
, XSTRING (component
)->data
);
3097 strcat (name_key
, ".");
3098 strcat (name_key
, XSTRING (attribute
)->data
);
3100 value
= x_get_string_resource (Qnil
,
3101 name_key
, class_key
);
3103 if (value
!= (char *) 0)
3104 return build_string (value
);
3109 /* Used when C code wants a resource value. */
3112 x_get_resource_string (attribute
, class)
3113 char *attribute
, *class;
3117 struct frame
*sf
= SELECTED_FRAME ();
3119 /* Allocate space for the components, the dots which separate them,
3120 and the final '\0'. */
3121 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name
))
3122 + strlen (attribute
) + 2);
3123 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
3124 + strlen (class) + 2);
3126 sprintf (name_key
, "%s.%s",
3127 XSTRING (Vinvocation_name
)->data
,
3129 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
3131 return x_get_string_resource (sf
, name_key
, class_key
);
3134 /* Types we might convert a resource string into. */
3144 /* Return the value of parameter PARAM.
3146 First search ALIST, then Vdefault_frame_alist, then the X defaults
3147 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3149 Convert the resource to the type specified by desired_type.
3151 If no default is specified, return Qunbound. If you call
3152 w32_get_arg, make sure you deal with Qunbound in a reasonable way,
3153 and don't let it get stored in any Lisp-visible variables! */
3156 w32_get_arg (alist
, param
, attribute
, class, type
)
3157 Lisp_Object alist
, param
;
3160 enum resource_types type
;
3162 register Lisp_Object tem
;
3164 tem
= Fassq (param
, alist
);
3166 tem
= Fassq (param
, Vdefault_frame_alist
);
3172 tem
= Fx_get_resource (build_string (attribute
),
3173 build_string (class),
3181 case RES_TYPE_NUMBER
:
3182 return make_number (atoi (XSTRING (tem
)->data
));
3184 case RES_TYPE_FLOAT
:
3185 return make_float (atof (XSTRING (tem
)->data
));
3187 case RES_TYPE_BOOLEAN
:
3188 tem
= Fdowncase (tem
);
3189 if (!strcmp (XSTRING (tem
)->data
, "on")
3190 || !strcmp (XSTRING (tem
)->data
, "true"))
3195 case RES_TYPE_STRING
:
3198 case RES_TYPE_SYMBOL
:
3199 /* As a special case, we map the values `true' and `on'
3200 to Qt, and `false' and `off' to Qnil. */
3203 lower
= Fdowncase (tem
);
3204 if (!strcmp (XSTRING (lower
)->data
, "on")
3205 || !strcmp (XSTRING (lower
)->data
, "true"))
3207 else if (!strcmp (XSTRING (lower
)->data
, "off")
3208 || !strcmp (XSTRING (lower
)->data
, "false"))
3211 return Fintern (tem
, Qnil
);
3224 /* Record in frame F the specified or default value according to ALIST
3225 of the parameter named PROP (a Lisp symbol).
3226 If no value is specified for PROP, look for an X default for XPROP
3227 on the frame named NAME.
3228 If that is not found either, use the value DEFLT. */
3231 x_default_parameter (f
, alist
, prop
, deflt
, xprop
, xclass
, type
)
3238 enum resource_types type
;
3242 tem
= w32_get_arg (alist
, prop
, xprop
, xclass
, type
);
3243 if (EQ (tem
, Qunbound
))
3245 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3249 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3250 doc
: /* Parse an X-style geometry string STRING.
3251 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).
3252 The properties returned may include `top', `left', `height', and `width'.
3253 The value of `left' or `top' may be an integer,
3254 or a list (+ N) meaning N pixels relative to top/left corner,
3255 or a list (- N) meaning -N pixels relative to bottom/right corner. */)
3260 unsigned int width
, height
;
3263 CHECK_STRING (string
);
3265 geometry
= XParseGeometry ((char *) XSTRING (string
)->data
,
3266 &x
, &y
, &width
, &height
);
3269 if (geometry
& XValue
)
3271 Lisp_Object element
;
3273 if (x
>= 0 && (geometry
& XNegative
))
3274 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3275 else if (x
< 0 && ! (geometry
& XNegative
))
3276 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3278 element
= Fcons (Qleft
, make_number (x
));
3279 result
= Fcons (element
, result
);
3282 if (geometry
& YValue
)
3284 Lisp_Object element
;
3286 if (y
>= 0 && (geometry
& YNegative
))
3287 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3288 else if (y
< 0 && ! (geometry
& YNegative
))
3289 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3291 element
= Fcons (Qtop
, make_number (y
));
3292 result
= Fcons (element
, result
);
3295 if (geometry
& WidthValue
)
3296 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3297 if (geometry
& HeightValue
)
3298 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3303 /* Calculate the desired size and position of this window,
3304 and return the flags saying which aspects were specified.
3306 This function does not make the coordinates positive. */
3308 #define DEFAULT_ROWS 40
3309 #define DEFAULT_COLS 80
3312 x_figure_window_size (f
, parms
)
3316 register Lisp_Object tem0
, tem1
, tem2
;
3317 long window_prompting
= 0;
3319 /* Default values if we fall through.
3320 Actually, if that happens we should get
3321 window manager prompting. */
3322 SET_FRAME_WIDTH (f
, DEFAULT_COLS
);
3323 f
->height
= DEFAULT_ROWS
;
3324 /* Window managers expect that if program-specified
3325 positions are not (0,0), they're intentional, not defaults. */
3326 f
->output_data
.w32
->top_pos
= 0;
3327 f
->output_data
.w32
->left_pos
= 0;
3329 /* Ensure that old new_width and new_height will not override the
3331 FRAME_NEW_WIDTH (f
) = 0;
3332 FRAME_NEW_HEIGHT (f
) = 0;
3334 tem0
= w32_get_arg (parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3335 tem1
= w32_get_arg (parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3336 tem2
= w32_get_arg (parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3337 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3339 if (!EQ (tem0
, Qunbound
))
3341 CHECK_NUMBER (tem0
);
3342 f
->height
= XINT (tem0
);
3344 if (!EQ (tem1
, Qunbound
))
3346 CHECK_NUMBER (tem1
);
3347 SET_FRAME_WIDTH (f
, XINT (tem1
));
3349 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
3350 window_prompting
|= USSize
;
3352 window_prompting
|= PSize
;
3355 f
->output_data
.w32
->vertical_scroll_bar_extra
3356 = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3358 : FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) > 0
3359 ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
3360 : (FRAME_SCROLL_BAR_COLS (f
) * FONT_WIDTH (f
->output_data
.w32
->font
)));
3362 x_compute_fringe_widths (f
, 0);
3364 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3365 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3367 tem0
= w32_get_arg (parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
3368 tem1
= w32_get_arg (parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
3369 tem2
= w32_get_arg (parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
3370 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3372 if (EQ (tem0
, Qminus
))
3374 f
->output_data
.w32
->top_pos
= 0;
3375 window_prompting
|= YNegative
;
3377 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
3378 && CONSP (XCDR (tem0
))
3379 && INTEGERP (XCAR (XCDR (tem0
))))
3381 f
->output_data
.w32
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
3382 window_prompting
|= YNegative
;
3384 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
3385 && CONSP (XCDR (tem0
))
3386 && INTEGERP (XCAR (XCDR (tem0
))))
3388 f
->output_data
.w32
->top_pos
= XINT (XCAR (XCDR (tem0
)));
3390 else if (EQ (tem0
, Qunbound
))
3391 f
->output_data
.w32
->top_pos
= 0;
3394 CHECK_NUMBER (tem0
);
3395 f
->output_data
.w32
->top_pos
= XINT (tem0
);
3396 if (f
->output_data
.w32
->top_pos
< 0)
3397 window_prompting
|= YNegative
;
3400 if (EQ (tem1
, Qminus
))
3402 f
->output_data
.w32
->left_pos
= 0;
3403 window_prompting
|= XNegative
;
3405 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
3406 && CONSP (XCDR (tem1
))
3407 && INTEGERP (XCAR (XCDR (tem1
))))
3409 f
->output_data
.w32
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
3410 window_prompting
|= XNegative
;
3412 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
3413 && CONSP (XCDR (tem1
))
3414 && INTEGERP (XCAR (XCDR (tem1
))))
3416 f
->output_data
.w32
->left_pos
= XINT (XCAR (XCDR (tem1
)));
3418 else if (EQ (tem1
, Qunbound
))
3419 f
->output_data
.w32
->left_pos
= 0;
3422 CHECK_NUMBER (tem1
);
3423 f
->output_data
.w32
->left_pos
= XINT (tem1
);
3424 if (f
->output_data
.w32
->left_pos
< 0)
3425 window_prompting
|= XNegative
;
3428 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
3429 window_prompting
|= USPosition
;
3431 window_prompting
|= PPosition
;
3434 if (f
->output_data
.w32
->want_fullscreen
!= FULLSCREEN_NONE
)
3439 /* It takes both for some WM:s to place it where we want */
3440 window_prompting
= USPosition
| PPosition
;
3441 x_fullscreen_adjust (f
, &width
, &height
, &top
, &left
);
3444 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3445 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3446 f
->output_data
.w32
->left_pos
= left
;
3447 f
->output_data
.w32
->top_pos
= top
;
3450 return window_prompting
;
3455 extern LRESULT CALLBACK
w32_wnd_proc ();
3458 w32_init_class (hinst
)
3463 wc
.style
= CS_HREDRAW
| CS_VREDRAW
;
3464 wc
.lpfnWndProc
= (WNDPROC
) w32_wnd_proc
;
3466 wc
.cbWndExtra
= WND_EXTRA_BYTES
;
3467 wc
.hInstance
= hinst
;
3468 wc
.hIcon
= LoadIcon (hinst
, EMACS_CLASS
);
3469 wc
.hCursor
= LoadCursor (NULL
, IDC_ARROW
);
3470 wc
.hbrBackground
= NULL
; /* GetStockObject (WHITE_BRUSH); */
3471 wc
.lpszMenuName
= NULL
;
3472 wc
.lpszClassName
= EMACS_CLASS
;
3474 return (RegisterClass (&wc
));
3478 w32_createscrollbar (f
, bar
)
3480 struct scroll_bar
* bar
;
3482 return (CreateWindow ("SCROLLBAR", "", SBS_VERT
| WS_CHILD
| WS_VISIBLE
,
3483 /* Position and size of scroll bar. */
3484 XINT(bar
->left
) + VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3486 XINT(bar
->width
) - VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3488 FRAME_W32_WINDOW (f
),
3495 w32_createwindow (f
)
3501 rect
.left
= rect
.top
= 0;
3502 rect
.right
= PIXEL_WIDTH (f
);
3503 rect
.bottom
= PIXEL_HEIGHT (f
);
3505 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
3506 FRAME_EXTERNAL_MENU_BAR (f
));
3508 /* Do first time app init */
3512 w32_init_class (hinst
);
3515 FRAME_W32_WINDOW (f
) = hwnd
3516 = CreateWindow (EMACS_CLASS
,
3518 f
->output_data
.w32
->dwStyle
| WS_CLIPCHILDREN
,
3519 f
->output_data
.w32
->left_pos
,
3520 f
->output_data
.w32
->top_pos
,
3521 rect
.right
- rect
.left
,
3522 rect
.bottom
- rect
.top
,
3530 SetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
3531 SetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
3532 SetWindowLong (hwnd
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
3533 SetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
, f
->output_data
.w32
->vertical_scroll_bar_extra
);
3534 SetWindowLong (hwnd
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
3536 /* Enable drag-n-drop. */
3537 DragAcceptFiles (hwnd
, TRUE
);
3539 /* Do this to discard the default setting specified by our parent. */
3540 ShowWindow (hwnd
, SW_HIDE
);
3545 my_post_msg (wmsg
, hwnd
, msg
, wParam
, lParam
)
3552 wmsg
->msg
.hwnd
= hwnd
;
3553 wmsg
->msg
.message
= msg
;
3554 wmsg
->msg
.wParam
= wParam
;
3555 wmsg
->msg
.lParam
= lParam
;
3556 wmsg
->msg
.time
= GetMessageTime ();
3561 /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish
3562 between left and right keys as advertised. We test for this
3563 support dynamically, and set a flag when the support is absent. If
3564 absent, we keep track of the left and right control and alt keys
3565 ourselves. This is particularly necessary on keyboards that rely
3566 upon the AltGr key, which is represented as having the left control
3567 and right alt keys pressed. For these keyboards, we need to know
3568 when the left alt key has been pressed in addition to the AltGr key
3569 so that we can properly support M-AltGr-key sequences (such as M-@
3570 on Swedish keyboards). */
3572 #define EMACS_LCONTROL 0
3573 #define EMACS_RCONTROL 1
3574 #define EMACS_LMENU 2
3575 #define EMACS_RMENU 3
3577 static int modifiers
[4];
3578 static int modifiers_recorded
;
3579 static int modifier_key_support_tested
;
3582 test_modifier_support (unsigned int wparam
)
3586 if (wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
)
3588 if (wparam
== VK_CONTROL
)
3598 if (!(GetKeyState (l
) & 0x8000) && !(GetKeyState (r
) & 0x8000))
3599 modifiers_recorded
= 1;
3601 modifiers_recorded
= 0;
3602 modifier_key_support_tested
= 1;
3606 record_keydown (unsigned int wparam
, unsigned int lparam
)
3610 if (!modifier_key_support_tested
)
3611 test_modifier_support (wparam
);
3613 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3616 if (wparam
== VK_CONTROL
)
3617 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3619 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3625 record_keyup (unsigned int wparam
, unsigned int lparam
)
3629 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3632 if (wparam
== VK_CONTROL
)
3633 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3635 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3640 /* Emacs can lose focus while a modifier key has been pressed. When
3641 it regains focus, be conservative and clear all modifiers since
3642 we cannot reconstruct the left and right modifier state. */
3648 if (GetFocus () == NULL
)
3649 /* Emacs doesn't have keyboard focus. Do nothing. */
3652 ctrl
= GetAsyncKeyState (VK_CONTROL
);
3653 alt
= GetAsyncKeyState (VK_MENU
);
3655 if (!(ctrl
& 0x08000))
3656 /* Clear any recorded control modifier state. */
3657 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3659 if (!(alt
& 0x08000))
3660 /* Clear any recorded alt modifier state. */
3661 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3663 /* Update the state of all modifier keys, because modifiers used in
3664 hot-key combinations can get stuck on if Emacs loses focus as a
3665 result of a hot-key being pressed. */
3669 #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8)
3671 GetKeyboardState (keystate
);
3672 keystate
[VK_SHIFT
] = CURRENT_STATE (VK_SHIFT
);
3673 keystate
[VK_CONTROL
] = CURRENT_STATE (VK_CONTROL
);
3674 keystate
[VK_LCONTROL
] = CURRENT_STATE (VK_LCONTROL
);
3675 keystate
[VK_RCONTROL
] = CURRENT_STATE (VK_RCONTROL
);
3676 keystate
[VK_MENU
] = CURRENT_STATE (VK_MENU
);
3677 keystate
[VK_LMENU
] = CURRENT_STATE (VK_LMENU
);
3678 keystate
[VK_RMENU
] = CURRENT_STATE (VK_RMENU
);
3679 keystate
[VK_LWIN
] = CURRENT_STATE (VK_LWIN
);
3680 keystate
[VK_RWIN
] = CURRENT_STATE (VK_RWIN
);
3681 keystate
[VK_APPS
] = CURRENT_STATE (VK_APPS
);
3682 SetKeyboardState (keystate
);
3686 /* Synchronize modifier state with what is reported with the current
3687 keystroke. Even if we cannot distinguish between left and right
3688 modifier keys, we know that, if no modifiers are set, then neither
3689 the left or right modifier should be set. */
3693 if (!modifiers_recorded
)
3696 if (!(GetKeyState (VK_CONTROL
) & 0x8000))
3697 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3699 if (!(GetKeyState (VK_MENU
) & 0x8000))
3700 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3704 modifier_set (int vkey
)
3706 if (vkey
== VK_CAPITAL
|| vkey
== VK_SCROLL
)
3707 return (GetKeyState (vkey
) & 0x1);
3708 if (!modifiers_recorded
)
3709 return (GetKeyState (vkey
) & 0x8000);
3714 return modifiers
[EMACS_LCONTROL
];
3716 return modifiers
[EMACS_RCONTROL
];
3718 return modifiers
[EMACS_LMENU
];
3720 return modifiers
[EMACS_RMENU
];
3722 return (GetKeyState (vkey
) & 0x8000);
3725 /* Convert between the modifier bits W32 uses and the modifier bits
3729 w32_key_to_modifier (int key
)
3731 Lisp_Object key_mapping
;
3736 key_mapping
= Vw32_lwindow_modifier
;
3739 key_mapping
= Vw32_rwindow_modifier
;
3742 key_mapping
= Vw32_apps_modifier
;
3745 key_mapping
= Vw32_scroll_lock_modifier
;
3751 /* NB. This code runs in the input thread, asychronously to the lisp
3752 thread, so we must be careful to ensure access to lisp data is
3753 thread-safe. The following code is safe because the modifier
3754 variable values are updated atomically from lisp and symbols are
3755 not relocated by GC. Also, we don't have to worry about seeing GC
3757 if (EQ (key_mapping
, Qhyper
))
3758 return hyper_modifier
;
3759 if (EQ (key_mapping
, Qsuper
))
3760 return super_modifier
;
3761 if (EQ (key_mapping
, Qmeta
))
3762 return meta_modifier
;
3763 if (EQ (key_mapping
, Qalt
))
3764 return alt_modifier
;
3765 if (EQ (key_mapping
, Qctrl
))
3766 return ctrl_modifier
;
3767 if (EQ (key_mapping
, Qcontrol
)) /* synonym for ctrl */
3768 return ctrl_modifier
;
3769 if (EQ (key_mapping
, Qshift
))
3770 return shift_modifier
;
3772 /* Don't generate any modifier if not explicitly requested. */
3777 w32_get_modifiers ()
3779 return ((modifier_set (VK_SHIFT
) ? shift_modifier
: 0) |
3780 (modifier_set (VK_CONTROL
) ? ctrl_modifier
: 0) |
3781 (modifier_set (VK_LWIN
) ? w32_key_to_modifier (VK_LWIN
) : 0) |
3782 (modifier_set (VK_RWIN
) ? w32_key_to_modifier (VK_RWIN
) : 0) |
3783 (modifier_set (VK_APPS
) ? w32_key_to_modifier (VK_APPS
) : 0) |
3784 (modifier_set (VK_SCROLL
) ? w32_key_to_modifier (VK_SCROLL
) : 0) |
3785 (modifier_set (VK_MENU
) ?
3786 ((NILP (Vw32_alt_is_meta
)) ? alt_modifier
: meta_modifier
) : 0));
3789 /* We map the VK_* modifiers into console modifier constants
3790 so that we can use the same routines to handle both console
3791 and window input. */
3794 construct_console_modifiers ()
3799 mods
|= (modifier_set (VK_SHIFT
)) ? SHIFT_PRESSED
: 0;
3800 mods
|= (modifier_set (VK_CAPITAL
)) ? CAPSLOCK_ON
: 0;
3801 mods
|= (modifier_set (VK_SCROLL
)) ? SCROLLLOCK_ON
: 0;
3802 mods
|= (modifier_set (VK_NUMLOCK
)) ? NUMLOCK_ON
: 0;
3803 mods
|= (modifier_set (VK_LCONTROL
)) ? LEFT_CTRL_PRESSED
: 0;
3804 mods
|= (modifier_set (VK_RCONTROL
)) ? RIGHT_CTRL_PRESSED
: 0;
3805 mods
|= (modifier_set (VK_LMENU
)) ? LEFT_ALT_PRESSED
: 0;
3806 mods
|= (modifier_set (VK_RMENU
)) ? RIGHT_ALT_PRESSED
: 0;
3807 mods
|= (modifier_set (VK_LWIN
)) ? LEFT_WIN_PRESSED
: 0;
3808 mods
|= (modifier_set (VK_RWIN
)) ? RIGHT_WIN_PRESSED
: 0;
3809 mods
|= (modifier_set (VK_APPS
)) ? APPS_PRESSED
: 0;
3815 w32_get_key_modifiers (unsigned int wparam
, unsigned int lparam
)
3819 /* Convert to emacs modifiers. */
3820 mods
= w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam
);
3826 map_keypad_keys (unsigned int virt_key
, unsigned int extended
)
3828 if (virt_key
< VK_CLEAR
|| virt_key
> VK_DELETE
)
3831 if (virt_key
== VK_RETURN
)
3832 return (extended
? VK_NUMPAD_ENTER
: VK_RETURN
);
3834 if (virt_key
>= VK_PRIOR
&& virt_key
<= VK_DOWN
)
3835 return (!extended
? (VK_NUMPAD_PRIOR
+ (virt_key
- VK_PRIOR
)) : virt_key
);
3837 if (virt_key
== VK_INSERT
|| virt_key
== VK_DELETE
)
3838 return (!extended
? (VK_NUMPAD_INSERT
+ (virt_key
- VK_INSERT
)) : virt_key
);
3840 if (virt_key
== VK_CLEAR
)
3841 return (!extended
? VK_NUMPAD_CLEAR
: virt_key
);
3846 /* List of special key combinations which w32 would normally capture,
3847 but emacs should grab instead. Not directly visible to lisp, to
3848 simplify synchronization. Each item is an integer encoding a virtual
3849 key code and modifier combination to capture. */
3850 Lisp_Object w32_grabbed_keys
;
3852 #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8))
3853 #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff)
3854 #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255)
3855 #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8)
3857 /* Register hot-keys for reserved key combinations when Emacs has
3858 keyboard focus, since this is the only way Emacs can receive key
3859 combinations like Alt-Tab which are used by the system. */
3862 register_hot_keys (hwnd
)
3865 Lisp_Object keylist
;
3867 /* Use GC_CONSP, since we are called asynchronously. */
3868 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3870 Lisp_Object key
= XCAR (keylist
);
3872 /* Deleted entries get set to nil. */
3873 if (!INTEGERP (key
))
3876 RegisterHotKey (hwnd
, HOTKEY_ID (key
),
3877 HOTKEY_MODIFIERS (key
), HOTKEY_VK_CODE (key
));
3882 unregister_hot_keys (hwnd
)
3885 Lisp_Object keylist
;
3887 /* Use GC_CONSP, since we are called asynchronously. */
3888 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3890 Lisp_Object key
= XCAR (keylist
);
3892 if (!INTEGERP (key
))
3895 UnregisterHotKey (hwnd
, HOTKEY_ID (key
));
3899 /* Main message dispatch loop. */
3902 w32_msg_pump (deferred_msg
* msg_buf
)
3908 msh_mousewheel
= RegisterWindowMessage (MSH_MOUSEWHEEL
);
3910 while (GetMessage (&msg
, NULL
, 0, 0))
3912 if (msg
.hwnd
== NULL
)
3914 switch (msg
.message
)
3917 /* Produced by complete_deferred_msg; just ignore. */
3919 case WM_EMACS_CREATEWINDOW
:
3920 w32_createwindow ((struct frame
*) msg
.wParam
);
3921 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3924 case WM_EMACS_SETLOCALE
:
3925 SetThreadLocale (msg
.wParam
);
3926 /* Reply is not expected. */
3928 case WM_EMACS_SETKEYBOARDLAYOUT
:
3929 result
= (int) ActivateKeyboardLayout ((HKL
) msg
.wParam
, 0);
3930 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3934 case WM_EMACS_REGISTER_HOT_KEY
:
3935 focus_window
= GetFocus ();
3936 if (focus_window
!= NULL
)
3937 RegisterHotKey (focus_window
,
3938 HOTKEY_ID (msg
.wParam
),
3939 HOTKEY_MODIFIERS (msg
.wParam
),
3940 HOTKEY_VK_CODE (msg
.wParam
));
3941 /* Reply is not expected. */
3943 case WM_EMACS_UNREGISTER_HOT_KEY
:
3944 focus_window
= GetFocus ();
3945 if (focus_window
!= NULL
)
3946 UnregisterHotKey (focus_window
, HOTKEY_ID (msg
.wParam
));
3947 /* Mark item as erased. NB: this code must be
3948 thread-safe. The next line is okay because the cons
3949 cell is never made into garbage and is not relocated by
3951 XSETCAR ((Lisp_Object
) msg
.lParam
, Qnil
);
3952 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3955 case WM_EMACS_TOGGLE_LOCK_KEY
:
3957 int vk_code
= (int) msg
.wParam
;
3958 int cur_state
= (GetKeyState (vk_code
) & 1);
3959 Lisp_Object new_state
= (Lisp_Object
) msg
.lParam
;
3961 /* NB: This code must be thread-safe. It is safe to
3962 call NILP because symbols are not relocated by GC,
3963 and pointer here is not touched by GC (so the markbit
3964 can't be set). Numbers are safe because they are
3965 immediate values. */
3966 if (NILP (new_state
)
3967 || (NUMBERP (new_state
)
3968 && ((XUINT (new_state
)) & 1) != cur_state
))
3970 one_w32_display_info
.faked_key
= vk_code
;
3972 keybd_event ((BYTE
) vk_code
,
3973 (BYTE
) MapVirtualKey (vk_code
, 0),
3974 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3975 keybd_event ((BYTE
) vk_code
,
3976 (BYTE
) MapVirtualKey (vk_code
, 0),
3977 KEYEVENTF_EXTENDEDKEY
| 0, 0);
3978 keybd_event ((BYTE
) vk_code
,
3979 (BYTE
) MapVirtualKey (vk_code
, 0),
3980 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3981 cur_state
= !cur_state
;
3983 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3989 DebPrint (("msg %x not expected by w32_msg_pump\n", msg
.message
));
3994 DispatchMessage (&msg
);
3997 /* Exit nested loop when our deferred message has completed. */
3998 if (msg_buf
->completed
)
4003 deferred_msg
* deferred_msg_head
;
4005 static deferred_msg
*
4006 find_deferred_msg (HWND hwnd
, UINT msg
)
4008 deferred_msg
* item
;
4010 /* Don't actually need synchronization for read access, since
4011 modification of single pointer is always atomic. */
4012 /* enter_crit (); */
4014 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
4015 if (item
->w32msg
.msg
.hwnd
== hwnd
4016 && item
->w32msg
.msg
.message
== msg
)
4019 /* leave_crit (); */
4025 send_deferred_msg (deferred_msg
* msg_buf
,
4031 /* Only input thread can send deferred messages. */
4032 if (GetCurrentThreadId () != dwWindowsThreadId
)
4035 /* It is an error to send a message that is already deferred. */
4036 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4039 /* Enforced synchronization is not needed because this is the only
4040 function that alters deferred_msg_head, and the following critical
4041 section is guaranteed to only be serially reentered (since only the
4042 input thread can call us). */
4044 /* enter_crit (); */
4046 msg_buf
->completed
= 0;
4047 msg_buf
->next
= deferred_msg_head
;
4048 deferred_msg_head
= msg_buf
;
4049 my_post_msg (&msg_buf
->w32msg
, hwnd
, msg
, wParam
, lParam
);
4051 /* leave_crit (); */
4053 /* Start a new nested message loop to process other messages until
4054 this one is completed. */
4055 w32_msg_pump (msg_buf
);
4057 deferred_msg_head
= msg_buf
->next
;
4059 return msg_buf
->result
;
4063 complete_deferred_msg (HWND hwnd
, UINT msg
, LRESULT result
)
4065 deferred_msg
* msg_buf
= find_deferred_msg (hwnd
, msg
);
4067 if (msg_buf
== NULL
)
4068 /* Message may have been cancelled, so don't abort(). */
4071 msg_buf
->result
= result
;
4072 msg_buf
->completed
= 1;
4074 /* Ensure input thread is woken so it notices the completion. */
4075 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
4079 cancel_all_deferred_msgs ()
4081 deferred_msg
* item
;
4083 /* Don't actually need synchronization for read access, since
4084 modification of single pointer is always atomic. */
4085 /* enter_crit (); */
4087 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
4090 item
->completed
= 1;
4093 /* leave_crit (); */
4095 /* Ensure input thread is woken so it notices the completion. */
4096 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
4104 deferred_msg dummy_buf
;
4106 /* Ensure our message queue is created */
4108 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
4110 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
4113 memset (&dummy_buf
, 0, sizeof (dummy_buf
));
4114 dummy_buf
.w32msg
.msg
.hwnd
= NULL
;
4115 dummy_buf
.w32msg
.msg
.message
= WM_NULL
;
4117 /* This is the inital message loop which should only exit when the
4118 application quits. */
4119 w32_msg_pump (&dummy_buf
);
4125 post_character_message (hwnd
, msg
, wParam
, lParam
, modifiers
)
4135 wmsg
.dwModifiers
= modifiers
;
4137 /* Detect quit_char and set quit-flag directly. Note that we
4138 still need to post a message to ensure the main thread will be
4139 woken up if blocked in sys_select(), but we do NOT want to post
4140 the quit_char message itself (because it will usually be as if
4141 the user had typed quit_char twice). Instead, we post a dummy
4142 message that has no particular effect. */
4145 if (isalpha (c
) && wmsg
.dwModifiers
== ctrl_modifier
)
4146 c
= make_ctrl_char (c
) & 0377;
4148 || (wmsg
.dwModifiers
== 0 &&
4149 XFASTINT (Vw32_quit_key
) && wParam
== XFASTINT (Vw32_quit_key
)))
4153 /* The choice of message is somewhat arbitrary, as long as
4154 the main thread handler just ignores it. */
4157 /* Interrupt any blocking system calls. */
4160 /* As a safety precaution, forcibly complete any deferred
4161 messages. This is a kludge, but I don't see any particularly
4162 clean way to handle the situation where a deferred message is
4163 "dropped" in the lisp thread, and will thus never be
4164 completed, eg. by the user trying to activate the menubar
4165 when the lisp thread is busy, and then typing C-g when the
4166 menubar doesn't open promptly (with the result that the
4167 menubar never responds at all because the deferred
4168 WM_INITMENU message is never completed). Another problem
4169 situation is when the lisp thread calls SendMessage (to send
4170 a window manager command) when a message has been deferred;
4171 the lisp thread gets blocked indefinitely waiting for the
4172 deferred message to be completed, which itself is waiting for
4173 the lisp thread to respond.
4175 Note that we don't want to block the input thread waiting for
4176 a reponse from the lisp thread (although that would at least
4177 solve the deadlock problem above), because we want to be able
4178 to receive C-g to interrupt the lisp thread. */
4179 cancel_all_deferred_msgs ();
4183 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4186 /* Main window procedure */
4189 w32_wnd_proc (hwnd
, msg
, wParam
, lParam
)
4196 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4198 int windows_translate
;
4201 /* Note that it is okay to call x_window_to_frame, even though we are
4202 not running in the main lisp thread, because frame deletion
4203 requires the lisp thread to synchronize with this thread. Thus, if
4204 a frame struct is returned, it can be used without concern that the
4205 lisp thread might make it disappear while we are using it.
4207 NB. Walking the frame list in this thread is safe (as long as
4208 writes of Lisp_Object slots are atomic, which they are on Windows).
4209 Although delete-frame can destructively modify the frame list while
4210 we are walking it, a garbage collection cannot occur until after
4211 delete-frame has synchronized with this thread.
4213 It is also safe to use functions that make GDI calls, such as
4214 w32_clear_rect, because these functions must obtain a DC handle
4215 from the frame struct using get_frame_dc which is thread-aware. */
4220 f
= x_window_to_frame (dpyinfo
, hwnd
);
4223 HDC hdc
= get_frame_dc (f
);
4224 GetUpdateRect (hwnd
, &wmsg
.rect
, FALSE
);
4225 w32_clear_rect (f
, hdc
, &wmsg
.rect
);
4226 release_frame_dc (f
, hdc
);
4228 #if defined (W32_DEBUG_DISPLAY)
4229 DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n",
4231 wmsg
.rect
.left
, wmsg
.rect
.top
,
4232 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4233 #endif /* W32_DEBUG_DISPLAY */
4236 case WM_PALETTECHANGED
:
4237 /* ignore our own changes */
4238 if ((HWND
)wParam
!= hwnd
)
4240 f
= x_window_to_frame (dpyinfo
, hwnd
);
4242 /* get_frame_dc will realize our palette and force all
4243 frames to be redrawn if needed. */
4244 release_frame_dc (f
, get_frame_dc (f
));
4249 PAINTSTRUCT paintStruct
;
4251 bzero (&update_rect
, sizeof (update_rect
));
4253 f
= x_window_to_frame (dpyinfo
, hwnd
);
4256 DebPrint (("WM_PAINT received for unknown window %p\n", hwnd
));
4260 /* MSDN Docs say not to call BeginPaint if GetUpdateRect
4261 fails. Apparently this can happen under some
4263 if (GetUpdateRect (hwnd
, &update_rect
, FALSE
) || !w32_strict_painting
)
4266 BeginPaint (hwnd
, &paintStruct
);
4268 /* The rectangles returned by GetUpdateRect and BeginPaint
4269 do not always match. Play it safe by assuming both areas
4271 UnionRect (&(wmsg
.rect
), &update_rect
, &(paintStruct
.rcPaint
));
4273 #if defined (W32_DEBUG_DISPLAY)
4274 DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n",
4276 wmsg
.rect
.left
, wmsg
.rect
.top
,
4277 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4278 DebPrint ((" [update region is %d,%d-%d,%d]\n",
4279 update_rect
.left
, update_rect
.top
,
4280 update_rect
.right
, update_rect
.bottom
));
4282 EndPaint (hwnd
, &paintStruct
);
4285 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4290 /* If GetUpdateRect returns 0 (meaning there is no update
4291 region), assume the whole window needs to be repainted. */
4292 GetClientRect(hwnd
, &wmsg
.rect
);
4293 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4297 case WM_INPUTLANGCHANGE
:
4298 /* Inform lisp thread of keyboard layout changes. */
4299 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4301 /* Clear dead keys in the keyboard state; for simplicity only
4302 preserve modifier key states. */
4307 GetKeyboardState (keystate
);
4308 for (i
= 0; i
< 256; i
++)
4325 SetKeyboardState (keystate
);
4330 /* Synchronize hot keys with normal input. */
4331 PostMessage (hwnd
, WM_KEYDOWN
, HIWORD (lParam
), 0);
4336 record_keyup (wParam
, lParam
);
4341 /* Ignore keystrokes we fake ourself; see below. */
4342 if (dpyinfo
->faked_key
== wParam
)
4344 dpyinfo
->faked_key
= 0;
4345 /* Make sure TranslateMessage sees them though (as long as
4346 they don't produce WM_CHAR messages). This ensures that
4347 indicator lights are toggled promptly on Windows 9x, for
4349 if (lispy_function_keys
[wParam
] != 0)
4351 windows_translate
= 1;
4357 /* Synchronize modifiers with current keystroke. */
4359 record_keydown (wParam
, lParam
);
4360 wParam
= map_keypad_keys (wParam
, (lParam
& 0x1000000L
) != 0);
4362 windows_translate
= 0;
4367 if (NILP (Vw32_pass_lwindow_to_system
))
4369 /* Prevent system from acting on keyup (which opens the
4370 Start menu if no other key was pressed) by simulating a
4371 press of Space which we will ignore. */
4372 if (GetAsyncKeyState (wParam
) & 1)
4374 if (NUMBERP (Vw32_phantom_key_code
))
4375 key
= XUINT (Vw32_phantom_key_code
) & 255;
4378 dpyinfo
->faked_key
= key
;
4379 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4382 if (!NILP (Vw32_lwindow_modifier
))
4386 if (NILP (Vw32_pass_rwindow_to_system
))
4388 if (GetAsyncKeyState (wParam
) & 1)
4390 if (NUMBERP (Vw32_phantom_key_code
))
4391 key
= XUINT (Vw32_phantom_key_code
) & 255;
4394 dpyinfo
->faked_key
= key
;
4395 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4398 if (!NILP (Vw32_rwindow_modifier
))
4402 if (!NILP (Vw32_apps_modifier
))
4406 if (NILP (Vw32_pass_alt_to_system
))
4407 /* Prevent DefWindowProc from activating the menu bar if an
4408 Alt key is pressed and released by itself. */
4410 windows_translate
= 1;
4413 /* Decide whether to treat as modifier or function key. */
4414 if (NILP (Vw32_enable_caps_lock
))
4415 goto disable_lock_key
;
4416 windows_translate
= 1;
4419 /* Decide whether to treat as modifier or function key. */
4420 if (NILP (Vw32_enable_num_lock
))
4421 goto disable_lock_key
;
4422 windows_translate
= 1;
4425 /* Decide whether to treat as modifier or function key. */
4426 if (NILP (Vw32_scroll_lock_modifier
))
4427 goto disable_lock_key
;
4428 windows_translate
= 1;
4431 /* Ensure the appropriate lock key state (and indicator light)
4432 remains in the same state. We do this by faking another
4433 press of the relevant key. Apparently, this really is the
4434 only way to toggle the state of the indicator lights. */
4435 dpyinfo
->faked_key
= wParam
;
4436 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4437 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4438 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4439 KEYEVENTF_EXTENDEDKEY
| 0, 0);
4440 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4441 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4442 /* Ensure indicator lights are updated promptly on Windows 9x
4443 (TranslateMessage apparently does this), after forwarding
4445 post_character_message (hwnd
, msg
, wParam
, lParam
,
4446 w32_get_key_modifiers (wParam
, lParam
));
4447 windows_translate
= 1;
4451 case VK_PROCESSKEY
: /* Generated by IME. */
4452 windows_translate
= 1;
4455 /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL,
4456 which is confusing for purposes of key binding; convert
4457 VK_CANCEL events into VK_PAUSE events. */
4461 /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing
4462 for purposes of key binding; convert these back into
4463 VK_NUMLOCK events, at least when we want to see NumLock key
4464 presses. (Note that there is never any possibility that
4465 VK_PAUSE with Ctrl really is C-Pause as per above.) */
4466 if (NILP (Vw32_enable_num_lock
) && modifier_set (VK_CONTROL
))
4467 wParam
= VK_NUMLOCK
;
4470 /* If not defined as a function key, change it to a WM_CHAR message. */
4471 if (lispy_function_keys
[wParam
] == 0)
4473 DWORD modifiers
= construct_console_modifiers ();
4475 if (!NILP (Vw32_recognize_altgr
)
4476 && modifier_set (VK_LCONTROL
) && modifier_set (VK_RMENU
))
4478 /* Always let TranslateMessage handle AltGr key chords;
4479 for some reason, ToAscii doesn't always process AltGr
4480 chords correctly. */
4481 windows_translate
= 1;
4483 else if ((modifiers
& (~SHIFT_PRESSED
& ~CAPSLOCK_ON
)) != 0)
4485 /* Handle key chords including any modifiers other
4486 than shift directly, in order to preserve as much
4487 modifier information as possible. */
4488 if ('A' <= wParam
&& wParam
<= 'Z')
4490 /* Don't translate modified alphabetic keystrokes,
4491 so the user doesn't need to constantly switch
4492 layout to type control or meta keystrokes when
4493 the normal layout translates alphabetic
4494 characters to non-ascii characters. */
4495 if (!modifier_set (VK_SHIFT
))
4496 wParam
+= ('a' - 'A');
4501 /* Try to handle other keystrokes by determining the
4502 base character (ie. translating the base key plus
4506 KEY_EVENT_RECORD key
;
4508 key
.bKeyDown
= TRUE
;
4509 key
.wRepeatCount
= 1;
4510 key
.wVirtualKeyCode
= wParam
;
4511 key
.wVirtualScanCode
= (lParam
& 0xFF0000) >> 16;
4512 key
.uChar
.AsciiChar
= 0;
4513 key
.dwControlKeyState
= modifiers
;
4515 add
= w32_kbd_patch_key (&key
);
4516 /* 0 means an unrecognised keycode, negative means
4517 dead key. Ignore both. */
4520 /* Forward asciified character sequence. */
4521 post_character_message
4522 (hwnd
, WM_CHAR
, key
.uChar
.AsciiChar
, lParam
,
4523 w32_get_key_modifiers (wParam
, lParam
));
4524 w32_kbd_patch_key (&key
);
4531 /* Let TranslateMessage handle everything else. */
4532 windows_translate
= 1;
4538 if (windows_translate
)
4540 MSG windows_msg
= { hwnd
, msg
, wParam
, lParam
, 0, {0,0} };
4542 windows_msg
.time
= GetMessageTime ();
4543 TranslateMessage (&windows_msg
);
4551 post_character_message (hwnd
, msg
, wParam
, lParam
,
4552 w32_get_key_modifiers (wParam
, lParam
));
4555 /* Simulate middle mouse button events when left and right buttons
4556 are used together, but only if user has two button mouse. */
4557 case WM_LBUTTONDOWN
:
4558 case WM_RBUTTONDOWN
:
4559 if (XINT (Vw32_num_mouse_buttons
) > 2)
4560 goto handle_plain_button
;
4563 int this = (msg
== WM_LBUTTONDOWN
) ? LMOUSE
: RMOUSE
;
4564 int other
= (msg
== WM_LBUTTONDOWN
) ? RMOUSE
: LMOUSE
;
4566 if (button_state
& this)
4569 if (button_state
== 0)
4572 button_state
|= this;
4574 if (button_state
& other
)
4576 if (mouse_button_timer
)
4578 KillTimer (hwnd
, mouse_button_timer
);
4579 mouse_button_timer
= 0;
4581 /* Generate middle mouse event instead. */
4582 msg
= WM_MBUTTONDOWN
;
4583 button_state
|= MMOUSE
;
4585 else if (button_state
& MMOUSE
)
4587 /* Ignore button event if we've already generated a
4588 middle mouse down event. This happens if the
4589 user releases and press one of the two buttons
4590 after we've faked a middle mouse event. */
4595 /* Flush out saved message. */
4596 post_msg (&saved_mouse_button_msg
);
4598 wmsg
.dwModifiers
= w32_get_modifiers ();
4599 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4601 /* Clear message buffer. */
4602 saved_mouse_button_msg
.msg
.hwnd
= 0;
4606 /* Hold onto message for now. */
4607 mouse_button_timer
=
4608 SetTimer (hwnd
, MOUSE_BUTTON_ID
,
4609 XINT (Vw32_mouse_button_tolerance
), NULL
);
4610 saved_mouse_button_msg
.msg
.hwnd
= hwnd
;
4611 saved_mouse_button_msg
.msg
.message
= msg
;
4612 saved_mouse_button_msg
.msg
.wParam
= wParam
;
4613 saved_mouse_button_msg
.msg
.lParam
= lParam
;
4614 saved_mouse_button_msg
.msg
.time
= GetMessageTime ();
4615 saved_mouse_button_msg
.dwModifiers
= w32_get_modifiers ();
4622 if (XINT (Vw32_num_mouse_buttons
) > 2)
4623 goto handle_plain_button
;
4626 int this = (msg
== WM_LBUTTONUP
) ? LMOUSE
: RMOUSE
;
4627 int other
= (msg
== WM_LBUTTONUP
) ? RMOUSE
: LMOUSE
;
4629 if ((button_state
& this) == 0)
4632 button_state
&= ~this;
4634 if (button_state
& MMOUSE
)
4636 /* Only generate event when second button is released. */
4637 if ((button_state
& other
) == 0)
4640 button_state
&= ~MMOUSE
;
4642 if (button_state
) abort ();
4649 /* Flush out saved message if necessary. */
4650 if (saved_mouse_button_msg
.msg
.hwnd
)
4652 post_msg (&saved_mouse_button_msg
);
4655 wmsg
.dwModifiers
= w32_get_modifiers ();
4656 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4658 /* Always clear message buffer and cancel timer. */
4659 saved_mouse_button_msg
.msg
.hwnd
= 0;
4660 KillTimer (hwnd
, mouse_button_timer
);
4661 mouse_button_timer
= 0;
4663 if (button_state
== 0)
4668 case WM_XBUTTONDOWN
:
4670 if (w32_pass_extra_mouse_buttons_to_system
)
4672 /* else fall through and process them. */
4673 case WM_MBUTTONDOWN
:
4675 handle_plain_button
:
4680 if (parse_button (msg
, HIWORD (wParam
), &button
, &up
))
4682 if (up
) ReleaseCapture ();
4683 else SetCapture (hwnd
);
4684 button
= (button
== 0) ? LMOUSE
:
4685 ((button
== 1) ? MMOUSE
: RMOUSE
);
4687 button_state
&= ~button
;
4689 button_state
|= button
;
4693 wmsg
.dwModifiers
= w32_get_modifiers ();
4694 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4696 /* Need to return true for XBUTTON messages, false for others,
4697 to indicate that we processed the message. */
4698 return (msg
== WM_XBUTTONDOWN
|| msg
== WM_XBUTTONUP
);
4701 /* If the mouse has just moved into the frame, start tracking
4702 it, so we will be notified when it leaves the frame. Mouse
4703 tracking only works under W98 and NT4 and later. On earlier
4704 versions, there is no way of telling when the mouse leaves the
4705 frame, so we just have to put up with help-echo and mouse
4706 highlighting remaining while the frame is not active. */
4707 if (track_mouse_event_fn
&& !track_mouse_window
)
4709 TRACKMOUSEEVENT tme
;
4710 tme
.cbSize
= sizeof (tme
);
4711 tme
.dwFlags
= TME_LEAVE
;
4712 tme
.hwndTrack
= hwnd
;
4714 track_mouse_event_fn (&tme
);
4715 track_mouse_window
= hwnd
;
4718 if (XINT (Vw32_mouse_move_interval
) <= 0
4719 || (msg
== WM_MOUSEMOVE
&& button_state
== 0))
4721 wmsg
.dwModifiers
= w32_get_modifiers ();
4722 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4726 /* Hang onto mouse move and scroll messages for a bit, to avoid
4727 sending such events to Emacs faster than it can process them.
4728 If we get more events before the timer from the first message
4729 expires, we just replace the first message. */
4731 if (saved_mouse_move_msg
.msg
.hwnd
== 0)
4733 SetTimer (hwnd
, MOUSE_MOVE_ID
,
4734 XINT (Vw32_mouse_move_interval
), NULL
);
4736 /* Hold onto message for now. */
4737 saved_mouse_move_msg
.msg
.hwnd
= hwnd
;
4738 saved_mouse_move_msg
.msg
.message
= msg
;
4739 saved_mouse_move_msg
.msg
.wParam
= wParam
;
4740 saved_mouse_move_msg
.msg
.lParam
= lParam
;
4741 saved_mouse_move_msg
.msg
.time
= GetMessageTime ();
4742 saved_mouse_move_msg
.dwModifiers
= w32_get_modifiers ();
4747 wmsg
.dwModifiers
= w32_get_modifiers ();
4748 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4752 wmsg
.dwModifiers
= w32_get_modifiers ();
4753 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4757 /* Flush out saved messages if necessary. */
4758 if (wParam
== mouse_button_timer
)
4760 if (saved_mouse_button_msg
.msg
.hwnd
)
4762 post_msg (&saved_mouse_button_msg
);
4763 saved_mouse_button_msg
.msg
.hwnd
= 0;
4765 KillTimer (hwnd
, mouse_button_timer
);
4766 mouse_button_timer
= 0;
4768 else if (wParam
== mouse_move_timer
)
4770 if (saved_mouse_move_msg
.msg
.hwnd
)
4772 post_msg (&saved_mouse_move_msg
);
4773 saved_mouse_move_msg
.msg
.hwnd
= 0;
4775 KillTimer (hwnd
, mouse_move_timer
);
4776 mouse_move_timer
= 0;
4778 else if (wParam
== menu_free_timer
)
4780 KillTimer (hwnd
, menu_free_timer
);
4781 menu_free_timer
= 0;
4782 f
= x_window_to_frame (dpyinfo
, hwnd
);
4783 if (!f
->output_data
.w32
->menu_command_in_progress
)
4785 /* Free memory used by owner-drawn and help-echo strings. */
4786 w32_free_menu_strings (hwnd
);
4787 f
->output_data
.w32
->menubar_active
= 0;
4793 /* Windows doesn't send us focus messages when putting up and
4794 taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95.
4795 The only indication we get that something happened is receiving
4796 this message afterwards. So this is a good time to reset our
4797 keyboard modifiers' state. */
4804 /* We must ensure menu bar is fully constructed and up to date
4805 before allowing user interaction with it. To achieve this
4806 we send this message to the lisp thread and wait for a
4807 reply (whose value is not actually needed) to indicate that
4808 the menu bar is now ready for use, so we can now return.
4810 To remain responsive in the meantime, we enter a nested message
4811 loop that can process all other messages.
4813 However, we skip all this if the message results from calling
4814 TrackPopupMenu - in fact, we must NOT attempt to send the lisp
4815 thread a message because it is blocked on us at this point. We
4816 set menubar_active before calling TrackPopupMenu to indicate
4817 this (there is no possibility of confusion with real menubar
4820 f
= x_window_to_frame (dpyinfo
, hwnd
);
4822 && (f
->output_data
.w32
->menubar_active
4823 /* We can receive this message even in the absence of a
4824 menubar (ie. when the system menu is activated) - in this
4825 case we do NOT want to forward the message, otherwise it
4826 will cause the menubar to suddenly appear when the user
4827 had requested it to be turned off! */
4828 || f
->output_data
.w32
->menubar_widget
== NULL
))
4832 deferred_msg msg_buf
;
4834 /* Detect if message has already been deferred; in this case
4835 we cannot return any sensible value to ignore this. */
4836 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4839 return send_deferred_msg (&msg_buf
, hwnd
, msg
, wParam
, lParam
);
4842 case WM_EXITMENULOOP
:
4843 f
= x_window_to_frame (dpyinfo
, hwnd
);
4845 /* If a menu command is not already in progress, check again
4846 after a short delay, since Windows often (always?) sends the
4847 WM_EXITMENULOOP before the corresponding WM_COMMAND message. */
4848 if (f
&& !f
->output_data
.w32
->menu_command_in_progress
)
4849 menu_free_timer
= SetTimer (hwnd
, MENU_FREE_ID
, MENU_FREE_DELAY
, NULL
);
4853 /* Direct handling of help_echo in menus. Should be safe now
4854 that we generate the help_echo by placing a help event in the
4857 HMENU menu
= (HMENU
) lParam
;
4858 UINT menu_item
= (UINT
) LOWORD (wParam
);
4859 UINT flags
= (UINT
) HIWORD (wParam
);
4861 w32_menu_display_help (hwnd
, menu
, menu_item
, flags
);
4865 case WM_MEASUREITEM
:
4866 f
= x_window_to_frame (dpyinfo
, hwnd
);
4869 MEASUREITEMSTRUCT
* pMis
= (MEASUREITEMSTRUCT
*) lParam
;
4871 if (pMis
->CtlType
== ODT_MENU
)
4873 /* Work out dimensions for popup menu titles. */
4874 char * title
= (char *) pMis
->itemData
;
4875 HDC hdc
= GetDC (hwnd
);
4876 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4877 LOGFONT menu_logfont
;
4881 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4882 menu_logfont
.lfWeight
= FW_BOLD
;
4883 menu_font
= CreateFontIndirect (&menu_logfont
);
4884 old_font
= SelectObject (hdc
, menu_font
);
4886 pMis
->itemHeight
= GetSystemMetrics (SM_CYMENUSIZE
);
4889 GetTextExtentPoint32 (hdc
, title
, strlen (title
), &size
);
4890 pMis
->itemWidth
= size
.cx
;
4891 if (pMis
->itemHeight
< size
.cy
)
4892 pMis
->itemHeight
= size
.cy
;
4895 pMis
->itemWidth
= 0;
4897 SelectObject (hdc
, old_font
);
4898 DeleteObject (menu_font
);
4899 ReleaseDC (hwnd
, hdc
);
4906 f
= x_window_to_frame (dpyinfo
, hwnd
);
4909 DRAWITEMSTRUCT
* pDis
= (DRAWITEMSTRUCT
*) lParam
;
4911 if (pDis
->CtlType
== ODT_MENU
)
4913 /* Draw popup menu title. */
4914 char * title
= (char *) pDis
->itemData
;
4917 HDC hdc
= pDis
->hDC
;
4918 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4919 LOGFONT menu_logfont
;
4922 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4923 menu_logfont
.lfWeight
= FW_BOLD
;
4924 menu_font
= CreateFontIndirect (&menu_logfont
);
4925 old_font
= SelectObject (hdc
, menu_font
);
4927 /* Always draw title as if not selected. */
4930 + GetSystemMetrics (SM_CXMENUCHECK
),
4932 ETO_OPAQUE
, &pDis
->rcItem
,
4933 title
, strlen (title
), NULL
);
4935 SelectObject (hdc
, old_font
);
4936 DeleteObject (menu_font
);
4944 /* Still not right - can't distinguish between clicks in the
4945 client area of the frame from clicks forwarded from the scroll
4946 bars - may have to hook WM_NCHITTEST to remember the mouse
4947 position and then check if it is in the client area ourselves. */
4948 case WM_MOUSEACTIVATE
:
4949 /* Discard the mouse click that activates a frame, allowing the
4950 user to click anywhere without changing point (or worse!).
4951 Don't eat mouse clicks on scrollbars though!! */
4952 if (LOWORD (lParam
) == HTCLIENT
)
4953 return MA_ACTIVATEANDEAT
;
4958 /* No longer tracking mouse. */
4959 track_mouse_window
= NULL
;
4961 case WM_ACTIVATEAPP
:
4963 case WM_WINDOWPOSCHANGED
:
4965 /* Inform lisp thread that a frame might have just been obscured
4966 or exposed, so should recheck visibility of all frames. */
4967 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4971 dpyinfo
->faked_key
= 0;
4973 register_hot_keys (hwnd
);
4976 unregister_hot_keys (hwnd
);
4979 /* Relinquish the system caret. */
4980 if (w32_system_caret_hwnd
)
4982 w32_visible_system_caret_hwnd
= NULL
;
4983 w32_system_caret_hwnd
= NULL
;
4988 f
= x_window_to_frame (dpyinfo
, hwnd
);
4989 if (f
&& HIWORD (wParam
) == 0)
4991 f
->output_data
.w32
->menu_command_in_progress
= 1;
4992 if (menu_free_timer
)
4994 KillTimer (hwnd
, menu_free_timer
);
4995 menu_free_timer
= 0;
5001 wmsg
.dwModifiers
= w32_get_modifiers ();
5002 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5006 wmsg
.dwModifiers
= w32_get_modifiers ();
5007 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5010 case WM_WINDOWPOSCHANGING
:
5011 /* Don't restrict the sizing of tip frames. */
5012 if (hwnd
== tip_window
)
5016 LPWINDOWPOS lppos
= (WINDOWPOS
*) lParam
;
5018 wp
.length
= sizeof (WINDOWPLACEMENT
);
5019 GetWindowPlacement (hwnd
, &wp
);
5021 if (wp
.showCmd
!= SW_SHOWMINIMIZED
&& (lppos
->flags
& SWP_NOSIZE
) == 0)
5028 DWORD internal_border
;
5029 DWORD scrollbar_extra
;
5032 wp
.length
= sizeof(wp
);
5033 GetWindowRect (hwnd
, &wr
);
5037 font_width
= GetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
);
5038 line_height
= GetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
);
5039 internal_border
= GetWindowLong (hwnd
, WND_BORDER_INDEX
);
5040 scrollbar_extra
= GetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
);
5044 memset (&rect
, 0, sizeof (rect
));
5045 AdjustWindowRect (&rect
, GetWindowLong (hwnd
, GWL_STYLE
),
5046 GetMenu (hwnd
) != NULL
);
5048 /* Force width and height of client area to be exact
5049 multiples of the character cell dimensions. */
5050 wdiff
= (lppos
->cx
- (rect
.right
- rect
.left
)
5051 - 2 * internal_border
- scrollbar_extra
)
5053 hdiff
= (lppos
->cy
- (rect
.bottom
- rect
.top
)
5054 - 2 * internal_border
)
5059 /* For right/bottom sizing we can just fix the sizes.
5060 However for top/left sizing we will need to fix the X
5061 and Y positions as well. */
5066 if (wp
.showCmd
!= SW_SHOWMAXIMIZED
5067 && (lppos
->flags
& SWP_NOMOVE
) == 0)
5069 if (lppos
->x
!= wr
.left
|| lppos
->y
!= wr
.top
)
5076 lppos
->flags
|= SWP_NOMOVE
;
5087 case WM_GETMINMAXINFO
:
5088 /* Hack to correct bug that allows Emacs frames to be resized
5089 below the Minimum Tracking Size. */
5090 ((LPMINMAXINFO
) lParam
)->ptMinTrackSize
.y
++;
5091 /* Hack to allow resizing the Emacs frame above the screen size.
5092 Note that Windows 9x limits coordinates to 16-bits. */
5093 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.x
= 32767;
5094 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.y
= 32767;
5097 case WM_EMACS_CREATESCROLLBAR
:
5098 return (LRESULT
) w32_createscrollbar ((struct frame
*) wParam
,
5099 (struct scroll_bar
*) lParam
);
5101 case WM_EMACS_SHOWWINDOW
:
5102 return ShowWindow ((HWND
) wParam
, (WPARAM
) lParam
);
5104 case WM_EMACS_SETFOREGROUND
:
5106 HWND foreground_window
;
5107 DWORD foreground_thread
, retval
;
5109 /* On NT 5.0, and apparently Windows 98, it is necessary to
5110 attach to the thread that currently has focus in order to
5111 pull the focus away from it. */
5112 foreground_window
= GetForegroundWindow ();
5113 foreground_thread
= GetWindowThreadProcessId (foreground_window
, NULL
);
5114 if (!foreground_window
5115 || foreground_thread
== GetCurrentThreadId ()
5116 || !AttachThreadInput (GetCurrentThreadId (),
5117 foreground_thread
, TRUE
))
5118 foreground_thread
= 0;
5120 retval
= SetForegroundWindow ((HWND
) wParam
);
5122 /* Detach from the previous foreground thread. */
5123 if (foreground_thread
)
5124 AttachThreadInput (GetCurrentThreadId (),
5125 foreground_thread
, FALSE
);
5130 case WM_EMACS_SETWINDOWPOS
:
5132 WINDOWPOS
* pos
= (WINDOWPOS
*) wParam
;
5133 return SetWindowPos (hwnd
, pos
->hwndInsertAfter
,
5134 pos
->x
, pos
->y
, pos
->cx
, pos
->cy
, pos
->flags
);
5137 case WM_EMACS_DESTROYWINDOW
:
5138 DragAcceptFiles ((HWND
) wParam
, FALSE
);
5139 return DestroyWindow ((HWND
) wParam
);
5141 case WM_EMACS_HIDE_CARET
:
5142 return HideCaret (hwnd
);
5144 case WM_EMACS_SHOW_CARET
:
5145 return ShowCaret (hwnd
);
5147 case WM_EMACS_DESTROY_CARET
:
5148 w32_system_caret_hwnd
= NULL
;
5149 w32_visible_system_caret_hwnd
= NULL
;
5150 return DestroyCaret ();
5152 case WM_EMACS_TRACK_CARET
:
5153 /* If there is currently no system caret, create one. */
5154 if (w32_system_caret_hwnd
== NULL
)
5156 /* Use the default caret width, and avoid changing it
5157 unneccesarily, as it confuses screen reader software. */
5158 w32_system_caret_hwnd
= hwnd
;
5159 CreateCaret (hwnd
, NULL
, 0,
5160 w32_system_caret_height
);
5163 if (!SetCaretPos (w32_system_caret_x
, w32_system_caret_y
))
5165 /* Ensure visible caret gets turned on when requested. */
5166 else if (w32_use_visible_system_caret
5167 && w32_visible_system_caret_hwnd
!= hwnd
)
5169 w32_visible_system_caret_hwnd
= hwnd
;
5170 return ShowCaret (hwnd
);
5172 /* Ensure visible caret gets turned off when requested. */
5173 else if (!w32_use_visible_system_caret
5174 && w32_visible_system_caret_hwnd
)
5176 w32_visible_system_caret_hwnd
= NULL
;
5177 return HideCaret (hwnd
);
5182 case WM_EMACS_TRACKPOPUPMENU
:
5187 pos
= (POINT
*)lParam
;
5188 flags
= TPM_CENTERALIGN
;
5189 if (button_state
& LMOUSE
)
5190 flags
|= TPM_LEFTBUTTON
;
5191 else if (button_state
& RMOUSE
)
5192 flags
|= TPM_RIGHTBUTTON
;
5194 /* Remember we did a SetCapture on the initial mouse down event,
5195 so for safety, we make sure the capture is cancelled now. */
5199 /* Use menubar_active to indicate that WM_INITMENU is from
5200 TrackPopupMenu below, and should be ignored. */
5201 f
= x_window_to_frame (dpyinfo
, hwnd
);
5203 f
->output_data
.w32
->menubar_active
= 1;
5205 if (TrackPopupMenu ((HMENU
)wParam
, flags
, pos
->x
, pos
->y
,
5209 /* Eat any mouse messages during popupmenu */
5210 while (PeekMessage (&amsg
, hwnd
, WM_MOUSEFIRST
, WM_MOUSELAST
,
5212 /* Get the menu selection, if any */
5213 if (PeekMessage (&amsg
, hwnd
, WM_COMMAND
, WM_COMMAND
, PM_REMOVE
))
5215 retval
= LOWORD (amsg
.wParam
);
5231 /* Check for messages registered at runtime. */
5232 if (msg
== msh_mousewheel
)
5234 wmsg
.dwModifiers
= w32_get_modifiers ();
5235 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
5240 return DefWindowProc (hwnd
, msg
, wParam
, lParam
);
5244 /* The most common default return code for handled messages is 0. */
5249 my_create_window (f
)
5254 if (!PostThreadMessage (dwWindowsThreadId
, WM_EMACS_CREATEWINDOW
, (WPARAM
)f
, 0))
5256 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
5260 /* Create a tooltip window. Unlike my_create_window, we do not do this
5261 indirectly via the Window thread, as we do not need to process Window
5262 messages for the tooltip. Creating tooltips indirectly also creates
5263 deadlocks when tooltips are created for menu items. */
5265 my_create_tip_window (f
)
5270 rect
.left
= rect
.top
= 0;
5271 rect
.right
= PIXEL_WIDTH (f
);
5272 rect
.bottom
= PIXEL_HEIGHT (f
);
5274 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5275 FRAME_EXTERNAL_MENU_BAR (f
));
5277 tip_window
= FRAME_W32_WINDOW (f
)
5278 = CreateWindow (EMACS_CLASS
,
5280 f
->output_data
.w32
->dwStyle
,
5281 f
->output_data
.w32
->left_pos
,
5282 f
->output_data
.w32
->top_pos
,
5283 rect
.right
- rect
.left
,
5284 rect
.bottom
- rect
.top
,
5285 FRAME_W32_WINDOW (SELECTED_FRAME ()), /* owner */
5292 SetWindowLong (tip_window
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
5293 SetWindowLong (tip_window
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
5294 SetWindowLong (tip_window
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
5295 SetWindowLong (tip_window
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
5297 /* Tip frames have no scrollbars. */
5298 SetWindowLong (tip_window
, WND_SCROLLBAR_INDEX
, 0);
5300 /* Do this to discard the default setting specified by our parent. */
5301 ShowWindow (tip_window
, SW_HIDE
);
5306 /* Create and set up the w32 window for frame F. */
5309 w32_window (f
, window_prompting
, minibuffer_only
)
5311 long window_prompting
;
5312 int minibuffer_only
;
5316 /* Use the resource name as the top-level window name
5317 for looking up resources. Make a non-Lisp copy
5318 for the window manager, so GC relocation won't bother it.
5320 Elsewhere we specify the window name for the window manager. */
5323 char *str
= (char *) XSTRING (Vx_resource_name
)->data
;
5324 f
->namebuf
= (char *) xmalloc (strlen (str
) + 1);
5325 strcpy (f
->namebuf
, str
);
5328 my_create_window (f
);
5330 validate_x_resource_name ();
5332 /* x_set_name normally ignores requests to set the name if the
5333 requested name is the same as the current name. This is the one
5334 place where that assumption isn't correct; f->name is set, but
5335 the server hasn't been told. */
5338 int explicit = f
->explicit_name
;
5340 f
->explicit_name
= 0;
5343 x_set_name (f
, name
, explicit);
5348 if (!minibuffer_only
&& FRAME_EXTERNAL_MENU_BAR (f
))
5349 initialize_frame_menubar (f
);
5351 if (FRAME_W32_WINDOW (f
) == 0)
5352 error ("Unable to create window");
5355 /* Handle the icon stuff for this window. Perhaps later we might
5356 want an x_set_icon_position which can be called interactively as
5364 Lisp_Object icon_x
, icon_y
;
5366 /* Set the position of the icon. Note that Windows 95 groups all
5367 icons in the tray. */
5368 icon_x
= w32_get_arg (parms
, Qicon_left
, 0, 0, RES_TYPE_NUMBER
);
5369 icon_y
= w32_get_arg (parms
, Qicon_top
, 0, 0, RES_TYPE_NUMBER
);
5370 if (!EQ (icon_x
, Qunbound
) && !EQ (icon_y
, Qunbound
))
5372 CHECK_NUMBER (icon_x
);
5373 CHECK_NUMBER (icon_y
);
5375 else if (!EQ (icon_x
, Qunbound
) || !EQ (icon_y
, Qunbound
))
5376 error ("Both left and top icon corners of icon must be specified");
5380 if (! EQ (icon_x
, Qunbound
))
5381 x_wm_set_icon_position (f
, XINT (icon_x
), XINT (icon_y
));
5384 /* Start up iconic or window? */
5385 x_wm_set_window_state
5386 (f
, (EQ (w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
), Qicon
)
5390 x_text_icon (f
, (char *) XSTRING ((!NILP (f
->icon_name
)
5403 XGCValues gc_values
;
5407 /* Create the GC's of this frame.
5408 Note that many default values are used. */
5411 gc_values
.font
= f
->output_data
.w32
->font
;
5413 /* Cursor has cursor-color background, background-color foreground. */
5414 gc_values
.foreground
= FRAME_BACKGROUND_PIXEL (f
);
5415 gc_values
.background
= f
->output_data
.w32
->cursor_pixel
;
5416 f
->output_data
.w32
->cursor_gc
5417 = XCreateGC (NULL
, FRAME_W32_WINDOW (f
),
5418 (GCFont
| GCForeground
| GCBackground
),
5422 f
->output_data
.w32
->white_relief
.gc
= 0;
5423 f
->output_data
.w32
->black_relief
.gc
= 0;
5429 /* Handler for signals raised during x_create_frame and
5430 x_create_top_frame. FRAME is the frame which is partially
5434 unwind_create_frame (frame
)
5437 struct frame
*f
= XFRAME (frame
);
5439 /* If frame is ``official'', nothing to do. */
5440 if (!CONSP (Vframe_list
) || !EQ (XCAR (Vframe_list
), frame
))
5443 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5446 x_free_frame_resources (f
);
5448 /* Check that reference counts are indeed correct. */
5449 xassert (dpyinfo
->reference_count
== dpyinfo_refcount
);
5450 xassert (dpyinfo
->image_cache
->refcount
== image_cache_refcount
);
5459 DEFUN ("x-create-frame", Fx_create_frame
, Sx_create_frame
,
5461 doc
: /* Make a new window, which is called a \"frame\" in Emacs terms.
5462 Returns an Emacs frame object.
5463 ALIST is an alist of frame parameters.
5464 If the parameters specify that the frame should not have a minibuffer,
5465 and do not specify a specific minibuffer window to use,
5466 then `default-minibuffer-frame' must be a frame whose minibuffer can
5467 be shared by the new frame.
5469 This function is an internal primitive--use `make-frame' instead. */)
5474 Lisp_Object frame
, tem
;
5476 int minibuffer_only
= 0;
5477 long window_prompting
= 0;
5479 int count
= BINDING_STACK_SIZE ();
5480 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
5481 Lisp_Object display
;
5482 struct w32_display_info
*dpyinfo
= NULL
;
5488 /* Use this general default value to start with
5489 until we know if this frame has a specified name. */
5490 Vx_resource_name
= Vinvocation_name
;
5492 display
= w32_get_arg (parms
, Qdisplay
, 0, 0, RES_TYPE_STRING
);
5493 if (EQ (display
, Qunbound
))
5495 dpyinfo
= check_x_display_info (display
);
5497 kb
= dpyinfo
->kboard
;
5499 kb
= &the_only_kboard
;
5502 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
5504 && ! EQ (name
, Qunbound
)
5506 error ("Invalid frame name--not a string or nil");
5509 Vx_resource_name
= name
;
5511 /* See if parent window is specified. */
5512 parent
= w32_get_arg (parms
, Qparent_id
, NULL
, NULL
, RES_TYPE_NUMBER
);
5513 if (EQ (parent
, Qunbound
))
5515 if (! NILP (parent
))
5516 CHECK_NUMBER (parent
);
5518 /* make_frame_without_minibuffer can run Lisp code and garbage collect. */
5519 /* No need to protect DISPLAY because that's not used after passing
5520 it to make_frame_without_minibuffer. */
5522 GCPRO4 (parms
, parent
, name
, frame
);
5523 tem
= w32_get_arg (parms
, Qminibuffer
, "minibuffer", "Minibuffer",
5525 if (EQ (tem
, Qnone
) || NILP (tem
))
5526 f
= make_frame_without_minibuffer (Qnil
, kb
, display
);
5527 else if (EQ (tem
, Qonly
))
5529 f
= make_minibuffer_frame ();
5530 minibuffer_only
= 1;
5532 else if (WINDOWP (tem
))
5533 f
= make_frame_without_minibuffer (tem
, kb
, display
);
5537 XSETFRAME (frame
, f
);
5539 /* Note that Windows does support scroll bars. */
5540 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 1;
5541 /* By default, make scrollbars the system standard width. */
5542 f
->scroll_bar_pixel_width
= GetSystemMetrics (SM_CXVSCROLL
);
5544 f
->output_method
= output_w32
;
5545 f
->output_data
.w32
=
5546 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
5547 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
5548 FRAME_FONTSET (f
) = -1;
5549 record_unwind_protect (unwind_create_frame
, frame
);
5552 = w32_get_arg (parms
, Qicon_name
, "iconName", "Title", RES_TYPE_STRING
);
5553 if (! STRINGP (f
->icon_name
))
5554 f
->icon_name
= Qnil
;
5556 /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */
5558 FRAME_KBOARD (f
) = kb
;
5561 /* Specify the parent under which to make this window. */
5565 f
->output_data
.w32
->parent_desc
= (Window
) XFASTINT (parent
);
5566 f
->output_data
.w32
->explicit_parent
= 1;
5570 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5571 f
->output_data
.w32
->explicit_parent
= 0;
5574 /* Set the name; the functions to which we pass f expect the name to
5576 if (EQ (name
, Qunbound
) || NILP (name
))
5578 f
->name
= build_string (dpyinfo
->w32_id_name
);
5579 f
->explicit_name
= 0;
5584 f
->explicit_name
= 1;
5585 /* use the frame's title when getting resources for this frame. */
5586 specbind (Qx_resource_name
, name
);
5589 /* Extract the window parameters from the supplied values
5590 that are needed to determine window geometry. */
5594 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
5597 /* First, try whatever font the caller has specified. */
5600 tem
= Fquery_fontset (font
, Qnil
);
5602 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
5604 font
= x_new_font (f
, XSTRING (font
)->data
);
5606 /* Try out a font which we hope has bold and italic variations. */
5607 if (!STRINGP (font
))
5608 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
5609 if (! STRINGP (font
))
5610 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
5611 /* If those didn't work, look for something which will at least work. */
5612 if (! STRINGP (font
))
5613 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
5615 if (! STRINGP (font
))
5616 font
= build_string ("Fixedsys");
5618 x_default_parameter (f
, parms
, Qfont
, font
,
5619 "font", "Font", RES_TYPE_STRING
);
5622 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
5623 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
5624 /* This defaults to 2 in order to match xterm. We recognize either
5625 internalBorderWidth or internalBorder (which is what xterm calls
5627 if (NILP (Fassq (Qinternal_border_width
, parms
)))
5631 value
= w32_get_arg (parms
, Qinternal_border_width
,
5632 "internalBorder", "InternalBorder", RES_TYPE_NUMBER
);
5633 if (! EQ (value
, Qunbound
))
5634 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
5637 /* Default internalBorderWidth to 0 on Windows to match other programs. */
5638 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (0),
5639 "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER
);
5640 x_default_parameter (f
, parms
, Qvertical_scroll_bars
, Qright
,
5641 "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL
);
5643 /* Also do the stuff which must be set before the window exists. */
5644 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
5645 "foreground", "Foreground", RES_TYPE_STRING
);
5646 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
5647 "background", "Background", RES_TYPE_STRING
);
5648 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
5649 "pointerColor", "Foreground", RES_TYPE_STRING
);
5650 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
5651 "cursorColor", "Foreground", RES_TYPE_STRING
);
5652 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
5653 "borderColor", "BorderColor", RES_TYPE_STRING
);
5654 x_default_parameter (f
, parms
, Qscreen_gamma
, Qnil
,
5655 "screenGamma", "ScreenGamma", RES_TYPE_FLOAT
);
5656 x_default_parameter (f
, parms
, Qline_spacing
, Qnil
,
5657 "lineSpacing", "LineSpacing", RES_TYPE_NUMBER
);
5658 x_default_parameter (f
, parms
, Qleft_fringe
, Qnil
,
5659 "leftFringe", "LeftFringe", RES_TYPE_NUMBER
);
5660 x_default_parameter (f
, parms
, Qright_fringe
, Qnil
,
5661 "rightFringe", "RightFringe", RES_TYPE_NUMBER
);
5664 /* Init faces before x_default_parameter is called for scroll-bar
5665 parameters because that function calls x_set_scroll_bar_width,
5666 which calls change_frame_size, which calls Fset_window_buffer,
5667 which runs hooks, which call Fvertical_motion. At the end, we
5668 end up in init_iterator with a null face cache, which should not
5670 init_frame_faces (f
);
5672 x_default_parameter (f
, parms
, Qmenu_bar_lines
, make_number (1),
5673 "menuBar", "MenuBar", RES_TYPE_NUMBER
);
5674 x_default_parameter (f
, parms
, Qtool_bar_lines
, make_number (0),
5675 "toolBar", "ToolBar", RES_TYPE_NUMBER
);
5676 x_default_parameter (f
, parms
, Qbuffer_predicate
, Qnil
,
5677 "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL
);
5678 x_default_parameter (f
, parms
, Qtitle
, Qnil
,
5679 "title", "Title", RES_TYPE_STRING
);
5680 x_default_parameter (f
, parms
, Qfullscreen
, Qnil
,
5681 "fullscreen", "Fullscreen", RES_TYPE_SYMBOL
);
5683 f
->output_data
.w32
->dwStyle
= WS_OVERLAPPEDWINDOW
;
5684 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5686 /* Add the tool-bar height to the initial frame height so that the
5687 user gets a text display area of the size he specified with -g or
5688 via .Xdefaults. Later changes of the tool-bar height don't
5689 change the frame size. This is done so that users can create
5690 tall Emacs frames without having to guess how tall the tool-bar
5692 if (FRAME_TOOL_BAR_LINES (f
))
5694 int margin
, relief
, bar_height
;
5696 relief
= (tool_bar_button_relief
>= 0
5697 ? tool_bar_button_relief
5698 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
5700 if (INTEGERP (Vtool_bar_button_margin
)
5701 && XINT (Vtool_bar_button_margin
) > 0)
5702 margin
= XFASTINT (Vtool_bar_button_margin
);
5703 else if (CONSP (Vtool_bar_button_margin
)
5704 && INTEGERP (XCDR (Vtool_bar_button_margin
))
5705 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
5706 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
5710 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
5711 f
->height
+= (bar_height
+ CANON_Y_UNIT (f
) - 1) / CANON_Y_UNIT (f
);
5714 window_prompting
= x_figure_window_size (f
, parms
);
5716 if (window_prompting
& XNegative
)
5718 if (window_prompting
& YNegative
)
5719 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
5721 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
5725 if (window_prompting
& YNegative
)
5726 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
5728 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
5731 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
5733 tem
= w32_get_arg (parms
, Qunsplittable
, 0, 0, RES_TYPE_BOOLEAN
);
5734 f
->no_split
= minibuffer_only
|| EQ (tem
, Qt
);
5736 w32_window (f
, window_prompting
, minibuffer_only
);
5741 /* Now consider the frame official. */
5742 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
5743 Vframe_list
= Fcons (frame
, Vframe_list
);
5745 /* We need to do this after creating the window, so that the
5746 icon-creation functions can say whose icon they're describing. */
5747 x_default_parameter (f
, parms
, Qicon_type
, Qnil
,
5748 "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL
);
5750 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
5751 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5752 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
5753 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5754 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
5755 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
5756 x_default_parameter (f
, parms
, Qscroll_bar_width
, Qnil
,
5757 "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER
);
5759 /* Dimensions, especially f->height, must be done via change_frame_size.
5760 Change will not be effected unless different from the current
5766 SET_FRAME_WIDTH (f
, 0);
5767 change_frame_size (f
, height
, width
, 1, 0, 0);
5769 /* Tell the server what size and position, etc, we want, and how
5770 badly we want them. This should be done after we have the menu
5771 bar so that its size can be taken into account. */
5773 x_wm_set_size_hint (f
, window_prompting
, 0);
5776 /* Avoid a bug that causes the new frame to never become visible if
5777 an echo area message is displayed during the following call1. */
5778 specbind(Qredisplay_dont_pause
, Qt
);
5780 /* Set up faces after all frame parameters are known. This call
5781 also merges in face attributes specified for new frames. If we
5782 don't do this, the `menu' face for instance won't have the right
5783 colors, and the menu bar won't appear in the specified colors for
5785 call1 (Qface_set_after_frame_default
, frame
);
5787 /* Make the window appear on the frame and enable display, unless
5788 the caller says not to. However, with explicit parent, Emacs
5789 cannot control visibility, so don't try. */
5790 if (! f
->output_data
.w32
->explicit_parent
)
5792 Lisp_Object visibility
;
5794 visibility
= w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
);
5795 if (EQ (visibility
, Qunbound
))
5798 if (EQ (visibility
, Qicon
))
5799 x_iconify_frame (f
);
5800 else if (! NILP (visibility
))
5801 x_make_frame_visible (f
);
5803 /* Must have been Qnil. */
5808 /* Make sure windows on this frame appear in calls to next-window
5809 and similar functions. */
5810 Vwindow_list
= Qnil
;
5812 return unbind_to (count
, frame
);
5815 /* FRAME is used only to get a handle on the X display. We don't pass the
5816 display info directly because we're called from frame.c, which doesn't
5817 know about that structure. */
5819 x_get_focus_frame (frame
)
5820 struct frame
*frame
;
5822 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (frame
);
5824 if (! dpyinfo
->w32_focus_frame
)
5827 XSETFRAME (xfocus
, dpyinfo
->w32_focus_frame
);
5831 DEFUN ("w32-focus-frame", Fw32_focus_frame
, Sw32_focus_frame
, 1, 1, 0,
5832 doc
: /* Give FRAME input focus, raising to foreground if necessary. */)
5836 x_focus_on_frame (check_x_frame (frame
));
5841 /* Return the charset portion of a font name. */
5842 char * xlfd_charset_of_font (char * fontname
)
5844 char *charset
, *encoding
;
5846 encoding
= strrchr(fontname
, '-');
5847 if (!encoding
|| encoding
== fontname
)
5850 for (charset
= encoding
- 1; charset
>= fontname
; charset
--)
5851 if (*charset
== '-')
5854 if (charset
== fontname
|| strcmp(charset
, "-*-*") == 0)
5860 struct font_info
*w32_load_bdf_font (struct frame
*f
, char *fontname
,
5861 int size
, char* filename
);
5862 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
);
5863 static BOOL
w32_to_x_font (LOGFONT
* lplf
, char * lpxstr
, int len
,
5865 static BOOL
x_to_w32_font (char *lpxstr
, LOGFONT
*lplogfont
);
5867 static struct font_info
*
5868 w32_load_system_font (f
,fontname
,size
)
5873 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5874 Lisp_Object font_names
;
5876 /* Get a list of all the fonts that match this name. Once we
5877 have a list of matching fonts, we compare them against the fonts
5878 we already have loaded by comparing names. */
5879 font_names
= w32_list_fonts (f
, build_string (fontname
), size
, 100);
5881 if (!NILP (font_names
))
5886 /* First check if any are already loaded, as that is cheaper
5887 than loading another one. */
5888 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
5889 for (tail
= font_names
; CONSP (tail
); tail
= XCDR (tail
))
5890 if (dpyinfo
->font_table
[i
].name
5891 && (!strcmp (dpyinfo
->font_table
[i
].name
,
5892 XSTRING (XCAR (tail
))->data
)
5893 || !strcmp (dpyinfo
->font_table
[i
].full_name
,
5894 XSTRING (XCAR (tail
))->data
)))
5895 return (dpyinfo
->font_table
+ i
);
5897 fontname
= (char *) XSTRING (XCAR (font_names
))->data
;
5899 else if (w32_strict_fontnames
)
5901 /* If EnumFontFamiliesEx was available, we got a full list of
5902 fonts back so stop now to avoid the possibility of loading a
5903 random font. If we had to fall back to EnumFontFamilies, the
5904 list is incomplete, so continue whether the font we want was
5906 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
5907 FARPROC enum_font_families_ex
5908 = GetProcAddress (gdi32
, "EnumFontFamiliesExA");
5909 if (enum_font_families_ex
)
5913 /* Load the font and add it to the table. */
5915 char *full_name
, *encoding
, *charset
;
5917 struct font_info
*fontp
;
5923 if (!fontname
|| !x_to_w32_font (fontname
, &lf
))
5926 if (!*lf
.lfFaceName
)
5927 /* If no name was specified for the font, we get a random font
5928 from CreateFontIndirect - this is not particularly
5929 desirable, especially since CreateFontIndirect does not
5930 fill out the missing name in lf, so we never know what we
5934 /* Specify anti-aliasing to prevent Cleartype fonts being used,
5935 since those fonts leave garbage behind. */
5936 lf
.lfQuality
= ANTIALIASED_QUALITY
;
5938 font
= (XFontStruct
*) xmalloc (sizeof (XFontStruct
));
5939 bzero (font
, sizeof (*font
));
5941 /* Set bdf to NULL to indicate that this is a Windows font. */
5946 font
->hfont
= CreateFontIndirect (&lf
);
5948 if (font
->hfont
== NULL
)
5957 codepage
= w32_codepage_for_font (fontname
);
5959 hdc
= GetDC (dpyinfo
->root_window
);
5960 oldobj
= SelectObject (hdc
, font
->hfont
);
5962 ok
= GetTextMetrics (hdc
, &font
->tm
);
5963 if (codepage
== CP_UNICODE
)
5964 font
->double_byte_p
= 1;
5967 /* Unfortunately, some fonts (eg. MingLiU, a big5 ttf font)
5968 don't report themselves as double byte fonts, when
5969 patently they are. So instead of trusting
5970 GetFontLanguageInfo, we check the properties of the
5971 codepage directly, since that is ultimately what we are
5972 working from anyway. */
5973 /* font->double_byte_p = GetFontLanguageInfo(hdc) & GCP_DBCS; */
5975 GetCPInfo (codepage
, &cpi
);
5976 font
->double_byte_p
= cpi
.MaxCharSize
> 1;
5979 SelectObject (hdc
, oldobj
);
5980 ReleaseDC (dpyinfo
->root_window
, hdc
);
5981 /* Fill out details in lf according to the font that was
5983 lf
.lfHeight
= font
->tm
.tmInternalLeading
- font
->tm
.tmHeight
;
5984 lf
.lfWidth
= font
->tm
.tmAveCharWidth
;
5985 lf
.lfWeight
= font
->tm
.tmWeight
;
5986 lf
.lfItalic
= font
->tm
.tmItalic
;
5987 lf
.lfCharSet
= font
->tm
.tmCharSet
;
5988 lf
.lfPitchAndFamily
= ((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
)
5989 ? VARIABLE_PITCH
: FIXED_PITCH
);
5990 lf
.lfOutPrecision
= ((font
->tm
.tmPitchAndFamily
& TMPF_VECTOR
)
5991 ? OUT_STROKE_PRECIS
: OUT_STRING_PRECIS
);
5993 w32_cache_char_metrics (font
);
6000 w32_unload_font (dpyinfo
, font
);
6004 /* Find a free slot in the font table. */
6005 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
6006 if (dpyinfo
->font_table
[i
].name
== NULL
)
6009 /* If no free slot found, maybe enlarge the font table. */
6010 if (i
== dpyinfo
->n_fonts
6011 && dpyinfo
->n_fonts
== dpyinfo
->font_table_size
)
6014 dpyinfo
->font_table_size
= max (16, 2 * dpyinfo
->font_table_size
);
6015 sz
= dpyinfo
->font_table_size
* sizeof *dpyinfo
->font_table
;
6017 = (struct font_info
*) xrealloc (dpyinfo
->font_table
, sz
);
6020 fontp
= dpyinfo
->font_table
+ i
;
6021 if (i
== dpyinfo
->n_fonts
)
6024 /* Now fill in the slots of *FONTP. */
6027 fontp
->font_idx
= i
;
6028 fontp
->name
= (char *) xmalloc (strlen (fontname
) + 1);
6029 bcopy (fontname
, fontp
->name
, strlen (fontname
) + 1);
6031 charset
= xlfd_charset_of_font (fontname
);
6033 /* Cache the W32 codepage for a font. This makes w32_encode_char
6034 (called for every glyph during redisplay) much faster. */
6035 fontp
->codepage
= codepage
;
6037 /* Work out the font's full name. */
6038 full_name
= (char *)xmalloc (100);
6039 if (full_name
&& w32_to_x_font (&lf
, full_name
, 100, charset
))
6040 fontp
->full_name
= full_name
;
6043 /* If all else fails - just use the name we used to load it. */
6045 fontp
->full_name
= fontp
->name
;
6048 fontp
->size
= FONT_WIDTH (font
);
6049 fontp
->height
= FONT_HEIGHT (font
);
6051 /* The slot `encoding' specifies how to map a character
6052 code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
6053 the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or
6054 (0:0x20..0x7F, 1:0xA0..0xFF,
6055 (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF,
6056 2:0xA020..0xFF7F). For the moment, we don't know which charset
6057 uses this font. So, we set information in fontp->encoding[1]
6058 which is never used by any charset. If mapping can't be
6059 decided, set FONT_ENCODING_NOT_DECIDED. */
6061 /* SJIS fonts need to be set to type 4, all others seem to work as
6062 type FONT_ENCODING_NOT_DECIDED. */
6063 encoding
= strrchr (fontp
->name
, '-');
6064 if (encoding
&& strnicmp (encoding
+1, "sjis", 4) == 0)
6065 fontp
->encoding
[1] = 4;
6067 fontp
->encoding
[1] = FONT_ENCODING_NOT_DECIDED
;
6069 /* The following three values are set to 0 under W32, which is
6070 what they get set to if XGetFontProperty fails under X. */
6071 fontp
->baseline_offset
= 0;
6072 fontp
->relative_compose
= 0;
6073 fontp
->default_ascent
= 0;
6075 /* Set global flag fonts_changed_p to non-zero if the font loaded
6076 has a character with a smaller width than any other character
6077 before, or if the font loaded has a smaller height than any
6078 other font loaded before. If this happens, it will make a
6079 glyph matrix reallocation necessary. */
6080 fonts_changed_p
|= x_compute_min_glyph_bounds (f
);
6086 /* Load font named FONTNAME of size SIZE for frame F, and return a
6087 pointer to the structure font_info while allocating it dynamically.
6088 If loading fails, return NULL. */
6090 w32_load_font (f
,fontname
,size
)
6095 Lisp_Object bdf_fonts
;
6096 struct font_info
*retval
= NULL
;
6098 bdf_fonts
= w32_list_bdf_fonts (build_string (fontname
), 1);
6100 while (!retval
&& CONSP (bdf_fonts
))
6102 char *bdf_name
, *bdf_file
;
6103 Lisp_Object bdf_pair
;
6105 bdf_name
= XSTRING (XCAR (bdf_fonts
))->data
;
6106 bdf_pair
= Fassoc (XCAR (bdf_fonts
), Vw32_bdf_filename_alist
);
6107 bdf_file
= XSTRING (XCDR (bdf_pair
))->data
;
6109 retval
= w32_load_bdf_font (f
, bdf_name
, size
, bdf_file
);
6111 bdf_fonts
= XCDR (bdf_fonts
);
6117 return w32_load_system_font(f
, fontname
, size
);
6122 w32_unload_font (dpyinfo
, font
)
6123 struct w32_display_info
*dpyinfo
;
6128 if (font
->per_char
) xfree (font
->per_char
);
6129 if (font
->bdf
) w32_free_bdf_font (font
->bdf
);
6131 if (font
->hfont
) DeleteObject(font
->hfont
);
6136 /* The font conversion stuff between x and w32 */
6138 /* X font string is as follows (from faces.el)
6142 * (weight "\\(bold\\|demibold\\|medium\\)") ; 1
6143 * (weight\? "\\([^-]*\\)") ; 1
6144 * (slant "\\([ior]\\)") ; 2
6145 * (slant\? "\\([^-]?\\)") ; 2
6146 * (swidth "\\([^-]*\\)") ; 3
6147 * (adstyle "[^-]*") ; 4
6148 * (pixelsize "[0-9]+")
6149 * (pointsize "[0-9][0-9]+")
6150 * (resx "[0-9][0-9]+")
6151 * (resy "[0-9][0-9]+")
6152 * (spacing "[cmp?*]")
6153 * (avgwidth "[0-9]+")
6154 * (registry "[^-]+")
6155 * (encoding "[^-]+")
6160 x_to_w32_weight (lpw
)
6163 if (!lpw
) return (FW_DONTCARE
);
6165 if (stricmp (lpw
,"heavy") == 0) return FW_HEAVY
;
6166 else if (stricmp (lpw
,"extrabold") == 0) return FW_EXTRABOLD
;
6167 else if (stricmp (lpw
,"bold") == 0) return FW_BOLD
;
6168 else if (stricmp (lpw
,"demibold") == 0) return FW_SEMIBOLD
;
6169 else if (stricmp (lpw
,"semibold") == 0) return FW_SEMIBOLD
;
6170 else if (stricmp (lpw
,"medium") == 0) return FW_MEDIUM
;
6171 else if (stricmp (lpw
,"normal") == 0) return FW_NORMAL
;
6172 else if (stricmp (lpw
,"light") == 0) return FW_LIGHT
;
6173 else if (stricmp (lpw
,"extralight") == 0) return FW_EXTRALIGHT
;
6174 else if (stricmp (lpw
,"thin") == 0) return FW_THIN
;
6181 w32_to_x_weight (fnweight
)
6184 if (fnweight
>= FW_HEAVY
) return "heavy";
6185 if (fnweight
>= FW_EXTRABOLD
) return "extrabold";
6186 if (fnweight
>= FW_BOLD
) return "bold";
6187 if (fnweight
>= FW_SEMIBOLD
) return "demibold";
6188 if (fnweight
>= FW_MEDIUM
) return "medium";
6189 if (fnweight
>= FW_NORMAL
) return "normal";
6190 if (fnweight
>= FW_LIGHT
) return "light";
6191 if (fnweight
>= FW_EXTRALIGHT
) return "extralight";
6192 if (fnweight
>= FW_THIN
) return "thin";
6198 x_to_w32_charset (lpcs
)
6201 Lisp_Object this_entry
, w32_charset
;
6203 int len
= strlen (lpcs
);
6205 /* Support "*-#nnn" format for unknown charsets. */
6206 if (strncmp (lpcs
, "*-#", 3) == 0)
6207 return atoi (lpcs
+ 3);
6209 /* Handle wildcards by ignoring them; eg. treat "big5*-*" as "big5". */
6210 charset
= alloca (len
+ 1);
6211 strcpy (charset
, lpcs
);
6212 lpcs
= strchr (charset
, '*');
6216 /* Look through w32-charset-info-alist for the character set.
6217 Format of each entry is
6218 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6220 this_entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6222 if (NILP(this_entry
))
6224 /* At startup, we want iso8859-1 fonts to come up properly. */
6225 if (stricmp(charset
, "iso8859-1") == 0)
6226 return ANSI_CHARSET
;
6228 return DEFAULT_CHARSET
;
6231 w32_charset
= Fcar (Fcdr (this_entry
));
6233 /* Translate Lisp symbol to number. */
6234 if (w32_charset
== Qw32_charset_ansi
)
6235 return ANSI_CHARSET
;
6236 if (w32_charset
== Qw32_charset_symbol
)
6237 return SYMBOL_CHARSET
;
6238 if (w32_charset
== Qw32_charset_shiftjis
)
6239 return SHIFTJIS_CHARSET
;
6240 if (w32_charset
== Qw32_charset_hangeul
)
6241 return HANGEUL_CHARSET
;
6242 if (w32_charset
== Qw32_charset_chinesebig5
)
6243 return CHINESEBIG5_CHARSET
;
6244 if (w32_charset
== Qw32_charset_gb2312
)
6245 return GB2312_CHARSET
;
6246 if (w32_charset
== Qw32_charset_oem
)
6248 #ifdef JOHAB_CHARSET
6249 if (w32_charset
== Qw32_charset_johab
)
6250 return JOHAB_CHARSET
;
6251 if (w32_charset
== Qw32_charset_easteurope
)
6252 return EASTEUROPE_CHARSET
;
6253 if (w32_charset
== Qw32_charset_turkish
)
6254 return TURKISH_CHARSET
;
6255 if (w32_charset
== Qw32_charset_baltic
)
6256 return BALTIC_CHARSET
;
6257 if (w32_charset
== Qw32_charset_russian
)
6258 return RUSSIAN_CHARSET
;
6259 if (w32_charset
== Qw32_charset_arabic
)
6260 return ARABIC_CHARSET
;
6261 if (w32_charset
== Qw32_charset_greek
)
6262 return GREEK_CHARSET
;
6263 if (w32_charset
== Qw32_charset_hebrew
)
6264 return HEBREW_CHARSET
;
6265 if (w32_charset
== Qw32_charset_vietnamese
)
6266 return VIETNAMESE_CHARSET
;
6267 if (w32_charset
== Qw32_charset_thai
)
6268 return THAI_CHARSET
;
6269 if (w32_charset
== Qw32_charset_mac
)
6271 #endif /* JOHAB_CHARSET */
6272 #ifdef UNICODE_CHARSET
6273 if (w32_charset
== Qw32_charset_unicode
)
6274 return UNICODE_CHARSET
;
6277 return DEFAULT_CHARSET
;
6282 w32_to_x_charset (fncharset
)
6285 static char buf
[32];
6286 Lisp_Object charset_type
;
6291 /* Handle startup case of w32-charset-info-alist not
6292 being set up yet. */
6293 if (NILP(Vw32_charset_info_alist
))
6295 charset_type
= Qw32_charset_ansi
;
6297 case DEFAULT_CHARSET
:
6298 charset_type
= Qw32_charset_default
;
6300 case SYMBOL_CHARSET
:
6301 charset_type
= Qw32_charset_symbol
;
6303 case SHIFTJIS_CHARSET
:
6304 charset_type
= Qw32_charset_shiftjis
;
6306 case HANGEUL_CHARSET
:
6307 charset_type
= Qw32_charset_hangeul
;
6309 case GB2312_CHARSET
:
6310 charset_type
= Qw32_charset_gb2312
;
6312 case CHINESEBIG5_CHARSET
:
6313 charset_type
= Qw32_charset_chinesebig5
;
6316 charset_type
= Qw32_charset_oem
;
6319 /* More recent versions of Windows (95 and NT4.0) define more
6321 #ifdef EASTEUROPE_CHARSET
6322 case EASTEUROPE_CHARSET
:
6323 charset_type
= Qw32_charset_easteurope
;
6325 case TURKISH_CHARSET
:
6326 charset_type
= Qw32_charset_turkish
;
6328 case BALTIC_CHARSET
:
6329 charset_type
= Qw32_charset_baltic
;
6331 case RUSSIAN_CHARSET
:
6332 charset_type
= Qw32_charset_russian
;
6334 case ARABIC_CHARSET
:
6335 charset_type
= Qw32_charset_arabic
;
6338 charset_type
= Qw32_charset_greek
;
6340 case HEBREW_CHARSET
:
6341 charset_type
= Qw32_charset_hebrew
;
6343 case VIETNAMESE_CHARSET
:
6344 charset_type
= Qw32_charset_vietnamese
;
6347 charset_type
= Qw32_charset_thai
;
6350 charset_type
= Qw32_charset_mac
;
6353 charset_type
= Qw32_charset_johab
;
6357 #ifdef UNICODE_CHARSET
6358 case UNICODE_CHARSET
:
6359 charset_type
= Qw32_charset_unicode
;
6363 /* Encode numerical value of unknown charset. */
6364 sprintf (buf
, "*-#%u", fncharset
);
6370 char * best_match
= NULL
;
6372 /* Look through w32-charset-info-alist for the character set.
6373 Prefer ISO codepages, and prefer lower numbers in the ISO
6374 range. Only return charsets for codepages which are installed.
6376 Format of each entry is
6377 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6379 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6382 Lisp_Object w32_charset
;
6383 Lisp_Object codepage
;
6385 Lisp_Object this_entry
= XCAR (rest
);
6387 /* Skip invalid entries in alist. */
6388 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6389 || !CONSP (XCDR (this_entry
))
6390 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6393 x_charset
= XSTRING (XCAR (this_entry
))->data
;
6394 w32_charset
= XCAR (XCDR (this_entry
));
6395 codepage
= XCDR (XCDR (this_entry
));
6397 /* Look for Same charset and a valid codepage (or non-int
6398 which means ignore). */
6399 if (w32_charset
== charset_type
6400 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6401 || IsValidCodePage (XINT (codepage
))))
6403 /* If we don't have a match already, then this is the
6406 best_match
= x_charset
;
6407 /* If this is an ISO codepage, and the best so far isn't,
6408 then this is better. */
6409 else if (strnicmp (best_match
, "iso", 3) != 0
6410 && strnicmp (x_charset
, "iso", 3) == 0)
6411 best_match
= x_charset
;
6412 /* If both are ISO8859 codepages, choose the one with the
6413 lowest number in the encoding field. */
6414 else if (strnicmp (best_match
, "iso8859-", 8) == 0
6415 && strnicmp (x_charset
, "iso8859-", 8) == 0)
6417 int best_enc
= atoi (best_match
+ 8);
6418 int this_enc
= atoi (x_charset
+ 8);
6419 if (this_enc
> 0 && this_enc
< best_enc
)
6420 best_match
= x_charset
;
6425 /* If no match, encode the numeric value. */
6428 sprintf (buf
, "*-#%u", fncharset
);
6432 strncpy(buf
, best_match
, 31);
6439 /* Return all the X charsets that map to a font. */
6441 w32_to_all_x_charsets (fncharset
)
6444 static char buf
[32];
6445 Lisp_Object charset_type
;
6446 Lisp_Object retval
= Qnil
;
6451 /* Handle startup case of w32-charset-info-alist not
6452 being set up yet. */
6453 if (NILP(Vw32_charset_info_alist
))
6454 return Fcons (build_string ("iso8859-1"), Qnil
);
6456 charset_type
= Qw32_charset_ansi
;
6458 case DEFAULT_CHARSET
:
6459 charset_type
= Qw32_charset_default
;
6461 case SYMBOL_CHARSET
:
6462 charset_type
= Qw32_charset_symbol
;
6464 case SHIFTJIS_CHARSET
:
6465 charset_type
= Qw32_charset_shiftjis
;
6467 case HANGEUL_CHARSET
:
6468 charset_type
= Qw32_charset_hangeul
;
6470 case GB2312_CHARSET
:
6471 charset_type
= Qw32_charset_gb2312
;
6473 case CHINESEBIG5_CHARSET
:
6474 charset_type
= Qw32_charset_chinesebig5
;
6477 charset_type
= Qw32_charset_oem
;
6480 /* More recent versions of Windows (95 and NT4.0) define more
6482 #ifdef EASTEUROPE_CHARSET
6483 case EASTEUROPE_CHARSET
:
6484 charset_type
= Qw32_charset_easteurope
;
6486 case TURKISH_CHARSET
:
6487 charset_type
= Qw32_charset_turkish
;
6489 case BALTIC_CHARSET
:
6490 charset_type
= Qw32_charset_baltic
;
6492 case RUSSIAN_CHARSET
:
6493 charset_type
= Qw32_charset_russian
;
6495 case ARABIC_CHARSET
:
6496 charset_type
= Qw32_charset_arabic
;
6499 charset_type
= Qw32_charset_greek
;
6501 case HEBREW_CHARSET
:
6502 charset_type
= Qw32_charset_hebrew
;
6504 case VIETNAMESE_CHARSET
:
6505 charset_type
= Qw32_charset_vietnamese
;
6508 charset_type
= Qw32_charset_thai
;
6511 charset_type
= Qw32_charset_mac
;
6514 charset_type
= Qw32_charset_johab
;
6518 #ifdef UNICODE_CHARSET
6519 case UNICODE_CHARSET
:
6520 charset_type
= Qw32_charset_unicode
;
6524 /* Encode numerical value of unknown charset. */
6525 sprintf (buf
, "*-#%u", fncharset
);
6526 return Fcons (build_string (buf
), Qnil
);
6531 /* Look through w32-charset-info-alist for the character set.
6532 Only return charsets for codepages which are installed.
6534 Format of each entry in Vw32_charset_info_alist is
6535 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6537 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6539 Lisp_Object x_charset
;
6540 Lisp_Object w32_charset
;
6541 Lisp_Object codepage
;
6543 Lisp_Object this_entry
= XCAR (rest
);
6545 /* Skip invalid entries in alist. */
6546 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6547 || !CONSP (XCDR (this_entry
))
6548 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6551 x_charset
= XCAR (this_entry
);
6552 w32_charset
= XCAR (XCDR (this_entry
));
6553 codepage
= XCDR (XCDR (this_entry
));
6555 /* Look for Same charset and a valid codepage (or non-int
6556 which means ignore). */
6557 if (w32_charset
== charset_type
6558 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6559 || IsValidCodePage (XINT (codepage
))))
6561 retval
= Fcons (x_charset
, retval
);
6565 /* If no match, encode the numeric value. */
6568 sprintf (buf
, "*-#%u", fncharset
);
6569 return Fcons (build_string (buf
), Qnil
);
6576 /* Get the Windows codepage corresponding to the specified font. The
6577 charset info in the font name is used to look up
6578 w32-charset-to-codepage-alist. */
6580 w32_codepage_for_font (char *fontname
)
6582 Lisp_Object codepage
, entry
;
6583 char *charset_str
, *charset
, *end
;
6585 if (NILP (Vw32_charset_info_alist
))
6588 /* Extract charset part of font string. */
6589 charset
= xlfd_charset_of_font (fontname
);
6594 charset_str
= (char *) alloca (strlen (charset
) + 1);
6595 strcpy (charset_str
, charset
);
6598 /* Remove leading "*-". */
6599 if (strncmp ("*-", charset_str
, 2) == 0)
6600 charset
= charset_str
+ 2;
6603 charset
= charset_str
;
6605 /* Stop match at wildcard (including preceding '-'). */
6606 if (end
= strchr (charset
, '*'))
6608 if (end
> charset
&& *(end
-1) == '-')
6613 entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6617 codepage
= Fcdr (Fcdr (entry
));
6619 if (NILP (codepage
))
6621 else if (XFASTINT (codepage
) == XFASTINT (Qt
))
6623 else if (INTEGERP (codepage
))
6624 return XINT (codepage
);
6631 w32_to_x_font (lplogfont
, lpxstr
, len
, specific_charset
)
6632 LOGFONT
* lplogfont
;
6635 char * specific_charset
;
6639 char height_pixels
[8];
6641 char width_pixels
[8];
6642 char *fontname_dash
;
6643 int display_resy
= one_w32_display_info
.resy
;
6644 int display_resx
= one_w32_display_info
.resx
;
6646 struct coding_system coding
;
6648 if (!lpxstr
) abort ();
6653 if (lplogfont
->lfOutPrecision
== OUT_STRING_PRECIS
)
6654 fonttype
= "raster";
6655 else if (lplogfont
->lfOutPrecision
== OUT_STROKE_PRECIS
)
6656 fonttype
= "outline";
6658 fonttype
= "unknown";
6660 setup_coding_system (Fcheck_coding_system (Vlocale_coding_system
),
6662 coding
.src_multibyte
= 0;
6663 coding
.dst_multibyte
= 1;
6664 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6665 bufsz
= decoding_buffer_size (&coding
, LF_FACESIZE
);
6667 fontname
= alloca(sizeof(*fontname
) * bufsz
);
6668 decode_coding (&coding
, lplogfont
->lfFaceName
, fontname
,
6669 strlen(lplogfont
->lfFaceName
), bufsz
- 1);
6670 *(fontname
+ coding
.produced
) = '\0';
6672 /* Replace dashes with underscores so the dashes are not
6674 fontname_dash
= fontname
;
6675 while (fontname_dash
= strchr (fontname_dash
, '-'))
6676 *fontname_dash
= '_';
6678 if (lplogfont
->lfHeight
)
6680 sprintf (height_pixels
, "%u", abs (lplogfont
->lfHeight
));
6681 sprintf (height_dpi
, "%u",
6682 abs (lplogfont
->lfHeight
) * 720 / display_resy
);
6686 strcpy (height_pixels
, "*");
6687 strcpy (height_dpi
, "*");
6689 if (lplogfont
->lfWidth
)
6690 sprintf (width_pixels
, "%u", lplogfont
->lfWidth
* 10);
6692 strcpy (width_pixels
, "*");
6694 _snprintf (lpxstr
, len
- 1,
6695 "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s",
6696 fonttype
, /* foundry */
6697 fontname
, /* family */
6698 w32_to_x_weight (lplogfont
->lfWeight
), /* weight */
6699 lplogfont
->lfItalic
?'i':'r', /* slant */
6701 /* add style name */
6702 height_pixels
, /* pixel size */
6703 height_dpi
, /* point size */
6704 display_resx
, /* resx */
6705 display_resy
, /* resy */
6706 ((lplogfont
->lfPitchAndFamily
& 0x3) == VARIABLE_PITCH
)
6707 ? 'p' : 'c', /* spacing */
6708 width_pixels
, /* avg width */
6709 specific_charset
? specific_charset
6710 : w32_to_x_charset (lplogfont
->lfCharSet
)
6711 /* charset registry and encoding */
6714 lpxstr
[len
- 1] = 0; /* just to be sure */
6719 x_to_w32_font (lpxstr
, lplogfont
)
6721 LOGFONT
* lplogfont
;
6723 struct coding_system coding
;
6725 if (!lplogfont
) return (FALSE
);
6727 memset (lplogfont
, 0, sizeof (*lplogfont
));
6729 /* Set default value for each field. */
6731 lplogfont
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
6732 lplogfont
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
6733 lplogfont
->lfQuality
= DEFAULT_QUALITY
;
6735 /* go for maximum quality */
6736 lplogfont
->lfOutPrecision
= OUT_STROKE_PRECIS
;
6737 lplogfont
->lfClipPrecision
= CLIP_STROKE_PRECIS
;
6738 lplogfont
->lfQuality
= PROOF_QUALITY
;
6741 lplogfont
->lfCharSet
= DEFAULT_CHARSET
;
6742 lplogfont
->lfWeight
= FW_DONTCARE
;
6743 lplogfont
->lfPitchAndFamily
= DEFAULT_PITCH
| FF_DONTCARE
;
6748 /* Provide a simple escape mechanism for specifying Windows font names
6749 * directly -- if font spec does not beginning with '-', assume this
6751 * "<font name>[:height in pixels[:width in pixels[:weight]]]"
6757 char name
[50], weight
[20], slant
, pitch
, pixels
[10], height
[10],
6758 width
[10], resy
[10], remainder
[50];
6760 int dpi
= one_w32_display_info
.resy
;
6762 fields
= sscanf (lpxstr
,
6763 "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%49s",
6764 name
, weight
, &slant
, pixels
, height
, resy
, &pitch
, width
, remainder
);
6768 /* In the general case when wildcards cover more than one field,
6769 we don't know which field is which, so don't fill any in.
6770 However, we need to cope with this particular form, which is
6771 generated by font_list_1 (invoked by try_font_list):
6772 "-raster-6x10-*-gb2312*-*"
6773 and make sure to correctly parse the charset field. */
6776 fields
= sscanf (lpxstr
,
6777 "-%*[^-]-%49[^-]-*-%49s",
6780 else if (fields
< 9)
6786 if (fields
> 0 && name
[0] != '*')
6792 (Fcheck_coding_system (Vlocale_coding_system
), &coding
);
6793 coding
.src_multibyte
= 1;
6794 coding
.dst_multibyte
= 1;
6795 bufsize
= encoding_buffer_size (&coding
, strlen (name
));
6796 buf
= (unsigned char *) alloca (bufsize
);
6797 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6798 encode_coding (&coding
, name
, buf
, strlen (name
), bufsize
);
6799 if (coding
.produced
>= LF_FACESIZE
)
6800 coding
.produced
= LF_FACESIZE
- 1;
6801 buf
[coding
.produced
] = 0;
6802 strcpy (lplogfont
->lfFaceName
, buf
);
6806 lplogfont
->lfFaceName
[0] = '\0';
6811 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6815 lplogfont
->lfItalic
= (fields
> 0 && slant
== 'i');
6819 if (fields
> 0 && pixels
[0] != '*')
6820 lplogfont
->lfHeight
= atoi (pixels
);
6824 if (fields
> 0 && resy
[0] != '*')
6827 if (tem
> 0) dpi
= tem
;
6830 if (fields
> -1 && lplogfont
->lfHeight
== 0 && height
[0] != '*')
6831 lplogfont
->lfHeight
= atoi (height
) * dpi
/ 720;
6834 lplogfont
->lfPitchAndFamily
=
6835 (fields
> 0 && pitch
== 'p') ? VARIABLE_PITCH
: FIXED_PITCH
;
6839 if (fields
> 0 && width
[0] != '*')
6840 lplogfont
->lfWidth
= atoi (width
) / 10;
6844 /* Strip the trailing '-' if present. (it shouldn't be, as it
6845 fails the test against xlfd-tight-regexp in fontset.el). */
6847 int len
= strlen (remainder
);
6848 if (len
> 0 && remainder
[len
-1] == '-')
6849 remainder
[len
-1] = 0;
6851 encoding
= remainder
;
6853 if (strncmp (encoding
, "*-", 2) == 0)
6856 lplogfont
->lfCharSet
= x_to_w32_charset (encoding
);
6861 char name
[100], height
[10], width
[10], weight
[20];
6863 fields
= sscanf (lpxstr
,
6864 "%99[^:]:%9[^:]:%9[^:]:%19s",
6865 name
, height
, width
, weight
);
6867 if (fields
== EOF
) return (FALSE
);
6871 strncpy (lplogfont
->lfFaceName
,name
, LF_FACESIZE
);
6872 lplogfont
->lfFaceName
[LF_FACESIZE
-1] = 0;
6876 lplogfont
->lfFaceName
[0] = 0;
6882 lplogfont
->lfHeight
= atoi (height
);
6887 lplogfont
->lfWidth
= atoi (width
);
6891 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6894 /* This makes TrueType fonts work better. */
6895 lplogfont
->lfHeight
= - abs (lplogfont
->lfHeight
);
6900 /* Strip the pixel height and point height from the given xlfd, and
6901 return the pixel height. If no pixel height is specified, calculate
6902 one from the point height, or if that isn't defined either, return
6903 0 (which usually signifies a scalable font).
6906 xlfd_strip_height (char *fontname
)
6908 int pixel_height
, field_number
;
6909 char *read_from
, *write_to
;
6913 pixel_height
= field_number
= 0;
6916 /* Look for height fields. */
6917 for (read_from
= fontname
; *read_from
; read_from
++)
6919 if (*read_from
== '-')
6922 if (field_number
== 7) /* Pixel height. */
6925 write_to
= read_from
;
6927 /* Find end of field. */
6928 for (;*read_from
&& *read_from
!= '-'; read_from
++)
6931 /* Split the fontname at end of field. */
6937 pixel_height
= atoi (write_to
);
6938 /* Blank out field. */
6939 if (read_from
> write_to
)
6944 /* If the pixel height field is at the end (partial xlfd),
6947 return pixel_height
;
6949 /* If we got a pixel height, the point height can be
6950 ignored. Just blank it out and break now. */
6953 /* Find end of point size field. */
6954 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6960 /* Blank out the point size field. */
6961 if (read_from
> write_to
)
6967 return pixel_height
;
6971 /* If the point height is already blank, break now. */
6972 if (*read_from
== '-')
6978 else if (field_number
== 8)
6980 /* If we didn't get a pixel height, try to get the point
6981 height and convert that. */
6983 char *point_size_start
= read_from
++;
6985 /* Find end of field. */
6986 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6995 point_size
= atoi (point_size_start
);
6997 /* Convert to pixel height. */
6998 pixel_height
= point_size
6999 * one_w32_display_info
.height_in
/ 720;
7001 /* Blank out this field and break. */
7009 /* Shift the rest of the font spec into place. */
7010 if (write_to
&& read_from
> write_to
)
7012 for (; *read_from
; read_from
++, write_to
++)
7013 *write_to
= *read_from
;
7017 return pixel_height
;
7020 /* Assume parameter 1 is fully qualified, no wildcards. */
7022 w32_font_match (fontname
, pattern
)
7026 char *regex
= alloca (strlen (pattern
) * 2 + 3);
7027 char *font_name_copy
= alloca (strlen (fontname
) + 1);
7030 /* Copy fontname so we can modify it during comparison. */
7031 strcpy (font_name_copy
, fontname
);
7036 /* Turn pattern into a regexp and do a regexp match. */
7037 for (; *pattern
; pattern
++)
7039 if (*pattern
== '?')
7041 else if (*pattern
== '*')
7052 /* Strip out font heights and compare them seperately, since
7053 rounding error can cause mismatches. This also allows a
7054 comparison between a font that declares only a pixel height and a
7055 pattern that declares the point height.
7058 int font_height
, pattern_height
;
7060 font_height
= xlfd_strip_height (font_name_copy
);
7061 pattern_height
= xlfd_strip_height (regex
);
7063 /* Compare now, and don't bother doing expensive regexp matching
7064 if the heights differ. */
7065 if (font_height
&& pattern_height
&& (font_height
!= pattern_height
))
7069 return (fast_c_string_match_ignore_case (build_string (regex
),
7070 font_name_copy
) >= 0);
7073 /* Callback functions, and a structure holding info they need, for
7074 listing system fonts on W32. We need one set of functions to do the
7075 job properly, but these don't work on NT 3.51 and earlier, so we
7076 have a second set which don't handle character sets properly to
7079 In both cases, there are two passes made. The first pass gets one
7080 font from each family, the second pass lists all the fonts from
7083 typedef struct enumfont_t
7088 XFontStruct
*size_ref
;
7089 Lisp_Object
*pattern
;
7096 enum_font_maybe_add_to_list (enumfont_t
*, LOGFONT
*, char *, Lisp_Object
);
7100 enum_font_cb2 (lplf
, lptm
, FontType
, lpef
)
7102 NEWTEXTMETRIC
* lptm
;
7106 /* Ignore struck out and underlined versions of fonts. */
7107 if (lplf
->elfLogFont
.lfStrikeOut
|| lplf
->elfLogFont
.lfUnderline
)
7110 /* Only return fonts with names starting with @ if they were
7111 explicitly specified, since Microsoft uses an initial @ to
7112 denote fonts for vertical writing, without providing a more
7113 convenient way of identifying them. */
7114 if (lplf
->elfLogFont
.lfFaceName
[0] == '@'
7115 && lpef
->logfont
.lfFaceName
[0] != '@')
7118 /* Check that the character set matches if it was specified */
7119 if (lpef
->logfont
.lfCharSet
!= DEFAULT_CHARSET
&&
7120 lplf
->elfLogFont
.lfCharSet
!= lpef
->logfont
.lfCharSet
)
7125 Lisp_Object width
= Qnil
;
7126 Lisp_Object charset_list
= Qnil
;
7127 char *charset
= NULL
;
7129 /* Truetype fonts do not report their true metrics until loaded */
7130 if (FontType
!= RASTER_FONTTYPE
)
7132 if (!NILP (*(lpef
->pattern
)))
7134 /* Scalable fonts are as big as you want them to be. */
7135 lplf
->elfLogFont
.lfHeight
= lpef
->logfont
.lfHeight
;
7136 lplf
->elfLogFont
.lfWidth
= lpef
->logfont
.lfWidth
;
7137 width
= make_number (lpef
->logfont
.lfWidth
);
7141 lplf
->elfLogFont
.lfHeight
= 0;
7142 lplf
->elfLogFont
.lfWidth
= 0;
7146 /* Make sure the height used here is the same as everywhere
7147 else (ie character height, not cell height). */
7148 if (lplf
->elfLogFont
.lfHeight
> 0)
7150 /* lptm can be trusted for RASTER fonts, but not scalable ones. */
7151 if (FontType
== RASTER_FONTTYPE
)
7152 lplf
->elfLogFont
.lfHeight
= lptm
->tmInternalLeading
- lptm
->tmHeight
;
7154 lplf
->elfLogFont
.lfHeight
= -lplf
->elfLogFont
.lfHeight
;
7157 if (!NILP (*(lpef
->pattern
)))
7159 charset
= xlfd_charset_of_font (XSTRING(*(lpef
->pattern
))->data
);
7161 /* We already checked charsets above, but DEFAULT_CHARSET
7162 slipped through. So only allow exact matches for DEFAULT_CHARSET. */
7164 && strncmp (charset
, "*-*", 3) != 0
7165 && lpef
->logfont
.lfCharSet
== DEFAULT_CHARSET
7166 && strcmp (charset
, w32_to_x_charset (DEFAULT_CHARSET
)) != 0)
7171 charset_list
= Fcons (build_string (charset
), Qnil
);
7173 charset_list
= w32_to_all_x_charsets (lplf
->elfLogFont
.lfCharSet
);
7175 /* Loop through the charsets. */
7176 for ( ; CONSP (charset_list
); charset_list
= Fcdr (charset_list
))
7178 Lisp_Object this_charset
= Fcar (charset_list
);
7179 charset
= XSTRING (this_charset
)->data
;
7181 /* List bold and italic variations if w32-enable-synthesized-fonts
7182 is non-nil and this is a plain font. */
7183 if (w32_enable_synthesized_fonts
7184 && lplf
->elfLogFont
.lfWeight
== FW_NORMAL
7185 && lplf
->elfLogFont
.lfItalic
== FALSE
)
7187 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7190 lplf
->elfLogFont
.lfWeight
= FW_BOLD
;
7191 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7194 lplf
->elfLogFont
.lfItalic
= TRUE
;
7195 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7198 lplf
->elfLogFont
.lfWeight
= FW_NORMAL
;
7199 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7203 enum_font_maybe_add_to_list (lpef
, &(lplf
->elfLogFont
),
7212 enum_font_maybe_add_to_list (lpef
, logfont
, match_charset
, width
)
7215 char * match_charset
;
7220 if (!w32_to_x_font (logfont
, buf
, 100, match_charset
))
7223 if (NILP (*(lpef
->pattern
))
7224 || w32_font_match (buf
, XSTRING (*(lpef
->pattern
))->data
))
7226 /* Check if we already listed this font. This may happen if
7227 w32_enable_synthesized_fonts is non-nil, and there are real
7228 bold and italic versions of the font. */
7229 Lisp_Object font_name
= build_string (buf
);
7230 if (NILP (Fmember (font_name
, lpef
->list
)))
7232 *lpef
->tail
= Fcons (Fcons (build_string (buf
), width
), Qnil
);
7233 lpef
->tail
= &(XCDR (*lpef
->tail
));
7241 enum_font_cb1 (lplf
, lptm
, FontType
, lpef
)
7243 NEWTEXTMETRIC
* lptm
;
7247 return EnumFontFamilies (lpef
->hdc
,
7248 lplf
->elfLogFont
.lfFaceName
,
7249 (FONTENUMPROC
) enum_font_cb2
,
7255 enum_fontex_cb2 (lplf
, lptm
, font_type
, lpef
)
7256 ENUMLOGFONTEX
* lplf
;
7257 NEWTEXTMETRICEX
* lptm
;
7261 /* We are not interested in the extra info we get back from the 'Ex
7262 version - only the fact that we get character set variations
7263 enumerated seperately. */
7264 return enum_font_cb2 ((ENUMLOGFONT
*) lplf
, (NEWTEXTMETRIC
*) lptm
,
7269 enum_fontex_cb1 (lplf
, lptm
, font_type
, lpef
)
7270 ENUMLOGFONTEX
* lplf
;
7271 NEWTEXTMETRICEX
* lptm
;
7275 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
7276 FARPROC enum_font_families_ex
7277 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
7278 /* We don't really expect EnumFontFamiliesEx to disappear once we
7279 get here, so don't bother handling it gracefully. */
7280 if (enum_font_families_ex
== NULL
)
7281 error ("gdi32.dll has disappeared!");
7282 return enum_font_families_ex (lpef
->hdc
,
7284 (FONTENUMPROC
) enum_fontex_cb2
,
7288 /* Interface to fontset handler. (adapted from mw32font.c in Meadow
7289 and xterm.c in Emacs 20.3) */
7291 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
)
7293 char *fontname
, *ptnstr
;
7294 Lisp_Object list
, tem
, newlist
= Qnil
;
7297 list
= Vw32_bdf_filename_alist
;
7298 ptnstr
= XSTRING (pattern
)->data
;
7300 for ( ; CONSP (list
); list
= XCDR (list
))
7304 fontname
= XSTRING (XCAR (tem
))->data
;
7305 else if (STRINGP (tem
))
7306 fontname
= XSTRING (tem
)->data
;
7310 if (w32_font_match (fontname
, ptnstr
))
7312 newlist
= Fcons (XCAR (tem
), newlist
);
7314 if (n_fonts
>= max_names
)
7323 /* Return a list of names of available fonts matching PATTERN on frame
7324 F. If SIZE is not 0, it is the size (maximum bound width) of fonts
7325 to be listed. Frame F NULL means we have not yet created any
7326 frame, which means we can't get proper size info, as we don't have
7327 a device context to use for GetTextMetrics.
7328 MAXNAMES sets a limit on how many fonts to match. */
7331 w32_list_fonts (f
, pattern
, size
, maxnames
)
7333 Lisp_Object pattern
;
7337 Lisp_Object patterns
, key
= Qnil
, tem
, tpat
;
7338 Lisp_Object list
= Qnil
, newlist
= Qnil
, second_best
= Qnil
;
7339 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
7342 patterns
= Fassoc (pattern
, Valternate_fontname_alist
);
7343 if (NILP (patterns
))
7344 patterns
= Fcons (pattern
, Qnil
);
7346 for (; CONSP (patterns
); patterns
= XCDR (patterns
))
7351 tpat
= XCAR (patterns
);
7353 if (!STRINGP (tpat
))
7356 /* Avoid expensive EnumFontFamilies functions if we are not
7357 going to be able to output one of these anyway. */
7358 codepage
= w32_codepage_for_font (XSTRING (tpat
)->data
);
7359 if (codepage
!= CP_8BIT
&& codepage
!= CP_UNICODE
7360 && codepage
!= CP_DEFAULT
&& codepage
!= CP_UNKNOWN
7361 && !IsValidCodePage(codepage
))
7364 /* See if we cached the result for this particular query.
7365 The cache is an alist of the form:
7366 ((PATTERN (FONTNAME . WIDTH) ...) ...)
7368 if (tem
= XCDR (dpyinfo
->name_list_element
),
7369 !NILP (list
= Fassoc (tpat
, tem
)))
7371 list
= Fcdr_safe (list
);
7372 /* We have a cached list. Don't have to get the list again. */
7377 /* At first, put PATTERN in the cache. */
7384 /* Use EnumFontFamiliesEx where it is available, as it knows
7385 about character sets. Fall back to EnumFontFamilies for
7386 older versions of NT that don't support the 'Ex function. */
7387 x_to_w32_font (XSTRING (tpat
)->data
, &ef
.logfont
);
7389 LOGFONT font_match_pattern
;
7390 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
7391 FARPROC enum_font_families_ex
7392 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
7394 /* We do our own pattern matching so we can handle wildcards. */
7395 font_match_pattern
.lfFaceName
[0] = 0;
7396 font_match_pattern
.lfPitchAndFamily
= 0;
7397 /* We can use the charset, because if it is a wildcard it will
7398 be DEFAULT_CHARSET anyway. */
7399 font_match_pattern
.lfCharSet
= ef
.logfont
.lfCharSet
;
7401 ef
.hdc
= GetDC (dpyinfo
->root_window
);
7403 if (enum_font_families_ex
)
7404 enum_font_families_ex (ef
.hdc
,
7405 &font_match_pattern
,
7406 (FONTENUMPROC
) enum_fontex_cb1
,
7409 EnumFontFamilies (ef
.hdc
, NULL
, (FONTENUMPROC
) enum_font_cb1
,
7412 ReleaseDC (dpyinfo
->root_window
, ef
.hdc
);
7417 /* Make a list of the fonts we got back.
7418 Store that in the font cache for the display. */
7419 XSETCDR (dpyinfo
->name_list_element
,
7420 Fcons (Fcons (tpat
, list
),
7421 XCDR (dpyinfo
->name_list_element
)));
7424 if (NILP (list
)) continue; /* Try the remaining alternatives. */
7426 newlist
= second_best
= Qnil
;
7428 /* Make a list of the fonts that have the right width. */
7429 for (; CONSP (list
); list
= XCDR (list
))
7436 if (NILP (XCAR (tem
)))
7440 newlist
= Fcons (XCAR (tem
), newlist
);
7442 if (n_fonts
>= maxnames
)
7447 if (!INTEGERP (XCDR (tem
)))
7449 /* Since we don't yet know the size of the font, we must
7450 load it and try GetTextMetrics. */
7451 W32FontStruct thisinfo
;
7456 if (!x_to_w32_font (XSTRING (XCAR (tem
))->data
, &lf
))
7460 thisinfo
.bdf
= NULL
;
7461 thisinfo
.hfont
= CreateFontIndirect (&lf
);
7462 if (thisinfo
.hfont
== NULL
)
7465 hdc
= GetDC (dpyinfo
->root_window
);
7466 oldobj
= SelectObject (hdc
, thisinfo
.hfont
);
7467 if (GetTextMetrics (hdc
, &thisinfo
.tm
))
7468 XSETCDR (tem
, make_number (FONT_WIDTH (&thisinfo
)));
7470 XSETCDR (tem
, make_number (0));
7471 SelectObject (hdc
, oldobj
);
7472 ReleaseDC (dpyinfo
->root_window
, hdc
);
7473 DeleteObject(thisinfo
.hfont
);
7476 found_size
= XINT (XCDR (tem
));
7477 if (found_size
== size
)
7479 newlist
= Fcons (XCAR (tem
), newlist
);
7481 if (n_fonts
>= maxnames
)
7484 /* keep track of the closest matching size in case
7485 no exact match is found. */
7486 else if (found_size
> 0)
7488 if (NILP (second_best
))
7491 else if (found_size
< size
)
7493 if (XINT (XCDR (second_best
)) > size
7494 || XINT (XCDR (second_best
)) < found_size
)
7499 if (XINT (XCDR (second_best
)) > size
7500 && XINT (XCDR (second_best
)) >
7507 if (!NILP (newlist
))
7509 else if (!NILP (second_best
))
7511 newlist
= Fcons (XCAR (second_best
), Qnil
);
7516 /* Include any bdf fonts. */
7517 if (n_fonts
< maxnames
)
7519 Lisp_Object combined
[2];
7520 combined
[0] = w32_list_bdf_fonts (pattern
, maxnames
- n_fonts
);
7521 combined
[1] = newlist
;
7522 newlist
= Fnconc(2, combined
);
7529 /* Return a pointer to struct font_info of font FONT_IDX of frame F. */
7531 w32_get_font_info (f
, font_idx
)
7535 return (FRAME_W32_FONT_TABLE (f
) + font_idx
);
7540 w32_query_font (struct frame
*f
, char *fontname
)
7543 struct font_info
*pfi
;
7545 pfi
= FRAME_W32_FONT_TABLE (f
);
7547 for (i
= 0; i
< one_w32_display_info
.n_fonts
;i
++, pfi
++)
7549 if (strcmp(pfi
->name
, fontname
) == 0) return pfi
;
7555 /* Find a CCL program for a font specified by FONTP, and set the member
7556 `encoder' of the structure. */
7559 w32_find_ccl_program (fontp
)
7560 struct font_info
*fontp
;
7562 Lisp_Object list
, elt
;
7564 for (list
= Vfont_ccl_encoder_alist
; CONSP (list
); list
= XCDR (list
))
7568 && STRINGP (XCAR (elt
))
7569 && (fast_c_string_match_ignore_case (XCAR (elt
), fontp
->name
)
7575 struct ccl_program
*ccl
7576 = (struct ccl_program
*) xmalloc (sizeof (struct ccl_program
));
7578 if (setup_ccl_program (ccl
, XCDR (elt
)) < 0)
7581 fontp
->font_encoder
= ccl
;
7586 /* Find BDF files in a specified directory. (use GCPRO when calling,
7587 as this calls lisp to get a directory listing). */
7589 w32_find_bdf_fonts_in_dir (Lisp_Object directory
)
7591 Lisp_Object filelist
, list
= Qnil
;
7594 if (!STRINGP(directory
))
7597 filelist
= Fdirectory_files (directory
, Qt
,
7598 build_string (".*\\.[bB][dD][fF]"), Qt
);
7600 for ( ; CONSP(filelist
); filelist
= XCDR (filelist
))
7602 Lisp_Object filename
= XCAR (filelist
);
7603 if (w32_BDF_to_x_font (XSTRING (filename
)->data
, fontname
, 100))
7604 store_in_alist (&list
, build_string (fontname
), filename
);
7609 DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts
, Sw32_find_bdf_fonts
,
7611 doc
: /* Return a list of BDF fonts in DIR.
7612 The list is suitable for appending to w32-bdf-filename-alist. Fonts
7613 which do not contain an xlfd description will not be included in the
7614 list. DIR may be a list of directories. */)
7616 Lisp_Object directory
;
7618 Lisp_Object list
= Qnil
;
7619 struct gcpro gcpro1
, gcpro2
;
7621 if (!CONSP (directory
))
7622 return w32_find_bdf_fonts_in_dir (directory
);
7624 for ( ; CONSP (directory
); directory
= XCDR (directory
))
7626 Lisp_Object pair
[2];
7629 GCPRO2 (directory
, list
);
7630 pair
[1] = w32_find_bdf_fonts_in_dir( XCAR (directory
) );
7631 list
= Fnconc( 2, pair
);
7638 DEFUN ("xw-color-defined-p", Fxw_color_defined_p
, Sxw_color_defined_p
, 1, 2, 0,
7639 doc
: /* Internal function called by `color-defined-p', which see. */)
7641 Lisp_Object color
, frame
;
7644 FRAME_PTR f
= check_x_frame (frame
);
7646 CHECK_STRING (color
);
7648 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7654 DEFUN ("xw-color-values", Fxw_color_values
, Sxw_color_values
, 1, 2, 0,
7655 doc
: /* Internal function called by `color-values', which see. */)
7657 Lisp_Object color
, frame
;
7660 FRAME_PTR f
= check_x_frame (frame
);
7662 CHECK_STRING (color
);
7664 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7668 rgb
[0] = make_number ((GetRValue (foo
.pixel
) << 8)
7669 | GetRValue (foo
.pixel
));
7670 rgb
[1] = make_number ((GetGValue (foo
.pixel
) << 8)
7671 | GetGValue (foo
.pixel
));
7672 rgb
[2] = make_number ((GetBValue (foo
.pixel
) << 8)
7673 | GetBValue (foo
.pixel
));
7674 return Flist (3, rgb
);
7680 DEFUN ("xw-display-color-p", Fxw_display_color_p
, Sxw_display_color_p
, 0, 1, 0,
7681 doc
: /* Internal function called by `display-color-p', which see. */)
7683 Lisp_Object display
;
7685 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7687 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 2)
7693 DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p
,
7694 Sx_display_grayscale_p
, 0, 1, 0,
7695 doc
: /* Return t if the X display supports shades of gray.
7696 Note that color displays do support shades of gray.
7697 The optional argument DISPLAY specifies which display to ask about.
7698 DISPLAY should be either a frame or a display name (a string).
7699 If omitted or nil, that stands for the selected frame's display. */)
7701 Lisp_Object display
;
7703 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7705 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 1)
7711 DEFUN ("x-display-pixel-width", Fx_display_pixel_width
,
7712 Sx_display_pixel_width
, 0, 1, 0,
7713 doc
: /* Returns the width in pixels of DISPLAY.
7714 The optional argument DISPLAY specifies which display to ask about.
7715 DISPLAY should be either a frame or a display name (a string).
7716 If omitted or nil, that stands for the selected frame's display. */)
7718 Lisp_Object display
;
7720 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7722 return make_number (dpyinfo
->width
);
7725 DEFUN ("x-display-pixel-height", Fx_display_pixel_height
,
7726 Sx_display_pixel_height
, 0, 1, 0,
7727 doc
: /* Returns the height in pixels of DISPLAY.
7728 The optional argument DISPLAY specifies which display to ask about.
7729 DISPLAY should be either a frame or a display name (a string).
7730 If omitted or nil, that stands for the selected frame's display. */)
7732 Lisp_Object display
;
7734 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7736 return make_number (dpyinfo
->height
);
7739 DEFUN ("x-display-planes", Fx_display_planes
, Sx_display_planes
,
7741 doc
: /* Returns the number of bitplanes of DISPLAY.
7742 The optional argument DISPLAY specifies which display to ask about.
7743 DISPLAY should be either a frame or a display name (a string).
7744 If omitted or nil, that stands for the selected frame's display. */)
7746 Lisp_Object display
;
7748 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7750 return make_number (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7753 DEFUN ("x-display-color-cells", Fx_display_color_cells
, Sx_display_color_cells
,
7755 doc
: /* Returns the number of color cells of DISPLAY.
7756 The optional argument DISPLAY specifies which display to ask about.
7757 DISPLAY should be either a frame or a display name (a string).
7758 If omitted or nil, that stands for the selected frame's display. */)
7760 Lisp_Object display
;
7762 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7766 hdc
= GetDC (dpyinfo
->root_window
);
7767 if (dpyinfo
->has_palette
)
7768 cap
= GetDeviceCaps (hdc
,SIZEPALETTE
);
7770 cap
= GetDeviceCaps (hdc
,NUMCOLORS
);
7772 /* We force 24+ bit depths to 24-bit, both to prevent an overflow
7773 and because probably is more meaningful on Windows anyway */
7775 cap
= 1 << min(dpyinfo
->n_planes
* dpyinfo
->n_cbits
, 24);
7777 ReleaseDC (dpyinfo
->root_window
, hdc
);
7779 return make_number (cap
);
7782 DEFUN ("x-server-max-request-size", Fx_server_max_request_size
,
7783 Sx_server_max_request_size
,
7785 doc
: /* Returns the maximum request size of the server of DISPLAY.
7786 The optional argument DISPLAY specifies which display to ask about.
7787 DISPLAY should be either a frame or a display name (a string).
7788 If omitted or nil, that stands for the selected frame's display. */)
7790 Lisp_Object display
;
7792 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7794 return make_number (1);
7797 DEFUN ("x-server-vendor", Fx_server_vendor
, Sx_server_vendor
, 0, 1, 0,
7798 doc
: /* Returns the vendor ID string of the W32 system (Microsoft).
7799 The optional argument DISPLAY specifies which display to ask about.
7800 DISPLAY should be either a frame or a display name (a string).
7801 If omitted or nil, that stands for the selected frame's display. */)
7803 Lisp_Object display
;
7805 return build_string ("Microsoft Corp.");
7808 DEFUN ("x-server-version", Fx_server_version
, Sx_server_version
, 0, 1, 0,
7809 doc
: /* Returns the version numbers of the server of DISPLAY.
7810 The value is a list of three integers: the major and minor
7811 version numbers, and the vendor-specific release
7812 number. See also the function `x-server-vendor'.
7814 The optional argument DISPLAY specifies which display to ask about.
7815 DISPLAY should be either a frame or a display name (a string).
7816 If omitted or nil, that stands for the selected frame's display. */)
7818 Lisp_Object display
;
7820 return Fcons (make_number (w32_major_version
),
7821 Fcons (make_number (w32_minor_version
),
7822 Fcons (make_number (w32_build_number
), Qnil
)));
7825 DEFUN ("x-display-screens", Fx_display_screens
, Sx_display_screens
, 0, 1, 0,
7826 doc
: /* Returns the number of screens on the server of DISPLAY.
7827 The optional argument DISPLAY specifies which display to ask about.
7828 DISPLAY should be either a frame or a display name (a string).
7829 If omitted or nil, that stands for the selected frame's display. */)
7831 Lisp_Object display
;
7833 return make_number (1);
7836 DEFUN ("x-display-mm-height", Fx_display_mm_height
,
7837 Sx_display_mm_height
, 0, 1, 0,
7838 doc
: /* Returns the height in millimeters of DISPLAY.
7839 The optional argument DISPLAY specifies which display to ask about.
7840 DISPLAY should be either a frame or a display name (a string).
7841 If omitted or nil, that stands for the selected frame's display. */)
7843 Lisp_Object display
;
7845 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7849 hdc
= GetDC (dpyinfo
->root_window
);
7851 cap
= GetDeviceCaps (hdc
, VERTSIZE
);
7853 ReleaseDC (dpyinfo
->root_window
, hdc
);
7855 return make_number (cap
);
7858 DEFUN ("x-display-mm-width", Fx_display_mm_width
, Sx_display_mm_width
, 0, 1, 0,
7859 doc
: /* Returns the width in millimeters of DISPLAY.
7860 The optional argument DISPLAY specifies which display to ask about.
7861 DISPLAY should be either a frame or a display name (a string).
7862 If omitted or nil, that stands for the selected frame's display. */)
7864 Lisp_Object display
;
7866 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7871 hdc
= GetDC (dpyinfo
->root_window
);
7873 cap
= GetDeviceCaps (hdc
, HORZSIZE
);
7875 ReleaseDC (dpyinfo
->root_window
, hdc
);
7877 return make_number (cap
);
7880 DEFUN ("x-display-backing-store", Fx_display_backing_store
,
7881 Sx_display_backing_store
, 0, 1, 0,
7882 doc
: /* Returns an indication of whether DISPLAY does backing store.
7883 The value may be `always', `when-mapped', or `not-useful'.
7884 The optional argument DISPLAY specifies which display to ask about.
7885 DISPLAY should be either a frame or a display name (a string).
7886 If omitted or nil, that stands for the selected frame's display. */)
7888 Lisp_Object display
;
7890 return intern ("not-useful");
7893 DEFUN ("x-display-visual-class", Fx_display_visual_class
,
7894 Sx_display_visual_class
, 0, 1, 0,
7895 doc
: /* Returns the visual class of DISPLAY.
7896 The value is one of the symbols `static-gray', `gray-scale',
7897 `static-color', `pseudo-color', `true-color', or `direct-color'.
7899 The optional argument DISPLAY specifies which display to ask about.
7900 DISPLAY should be either a frame or a display name (a string).
7901 If omitted or nil, that stands for the selected frame's display. */)
7903 Lisp_Object display
;
7905 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7906 Lisp_Object result
= Qnil
;
7908 if (dpyinfo
->has_palette
)
7909 result
= intern ("pseudo-color");
7910 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 1)
7911 result
= intern ("static-grey");
7912 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 4)
7913 result
= intern ("static-color");
7914 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
> 8)
7915 result
= intern ("true-color");
7920 DEFUN ("x-display-save-under", Fx_display_save_under
,
7921 Sx_display_save_under
, 0, 1, 0,
7922 doc
: /* Returns t if DISPLAY supports the save-under feature.
7923 The optional argument DISPLAY specifies which display to ask about.
7924 DISPLAY should be either a frame or a display name (a string).
7925 If omitted or nil, that stands for the selected frame's display. */)
7927 Lisp_Object display
;
7934 register struct frame
*f
;
7936 return PIXEL_WIDTH (f
);
7941 register struct frame
*f
;
7943 return PIXEL_HEIGHT (f
);
7948 register struct frame
*f
;
7950 return FONT_WIDTH (f
->output_data
.w32
->font
);
7955 register struct frame
*f
;
7957 return f
->output_data
.w32
->line_height
;
7962 register struct frame
*f
;
7964 return FRAME_W32_DISPLAY_INFO (f
)->n_planes
;
7967 /* Return the display structure for the display named NAME.
7968 Open a new connection if necessary. */
7970 struct w32_display_info
*
7971 x_display_info_for_name (name
)
7975 struct w32_display_info
*dpyinfo
;
7977 CHECK_STRING (name
);
7979 for (dpyinfo
= &one_w32_display_info
, names
= w32_display_name_list
;
7981 dpyinfo
= dpyinfo
->next
, names
= XCDR (names
))
7984 tem
= Fstring_equal (XCAR (XCAR (names
)), name
);
7989 /* Use this general default value to start with. */
7990 Vx_resource_name
= Vinvocation_name
;
7992 validate_x_resource_name ();
7994 dpyinfo
= w32_term_init (name
, (unsigned char *)0,
7995 (char *) XSTRING (Vx_resource_name
)->data
);
7998 error ("Cannot connect to server %s", XSTRING (name
)->data
);
8001 XSETFASTINT (Vwindow_system_version
, 3);
8006 DEFUN ("x-open-connection", Fx_open_connection
, Sx_open_connection
,
8007 1, 3, 0, doc
: /* Open a connection to a server.
8008 DISPLAY is the name of the display to connect to.
8009 Optional second arg XRM-STRING is a string of resources in xrdb format.
8010 If the optional third arg MUST-SUCCEED is non-nil,
8011 terminate Emacs if we can't open the connection. */)
8012 (display
, xrm_string
, must_succeed
)
8013 Lisp_Object display
, xrm_string
, must_succeed
;
8015 unsigned char *xrm_option
;
8016 struct w32_display_info
*dpyinfo
;
8018 /* If initialization has already been done, return now to avoid
8019 overwriting critical parts of one_w32_display_info. */
8023 CHECK_STRING (display
);
8024 if (! NILP (xrm_string
))
8025 CHECK_STRING (xrm_string
);
8027 if (! EQ (Vwindow_system
, intern ("w32")))
8028 error ("Not using Microsoft Windows");
8030 /* Allow color mapping to be defined externally; first look in user's
8031 HOME directory, then in Emacs etc dir for a file called rgb.txt. */
8033 Lisp_Object color_file
;
8034 struct gcpro gcpro1
;
8036 color_file
= build_string("~/rgb.txt");
8038 GCPRO1 (color_file
);
8040 if (NILP (Ffile_readable_p (color_file
)))
8042 Fexpand_file_name (build_string ("rgb.txt"),
8043 Fsymbol_value (intern ("data-directory")));
8045 Vw32_color_map
= Fw32_load_color_file (color_file
);
8049 if (NILP (Vw32_color_map
))
8050 Vw32_color_map
= Fw32_default_color_map ();
8052 if (! NILP (xrm_string
))
8053 xrm_option
= (unsigned char *) XSTRING (xrm_string
)->data
;
8055 xrm_option
= (unsigned char *) 0;
8057 /* Use this general default value to start with. */
8058 /* First remove .exe suffix from invocation-name - it looks ugly. */
8060 char basename
[ MAX_PATH
], *str
;
8062 strcpy (basename
, XSTRING (Vinvocation_name
)->data
);
8063 str
= strrchr (basename
, '.');
8065 Vinvocation_name
= build_string (basename
);
8067 Vx_resource_name
= Vinvocation_name
;
8069 validate_x_resource_name ();
8071 /* This is what opens the connection and sets x_current_display.
8072 This also initializes many symbols, such as those used for input. */
8073 dpyinfo
= w32_term_init (display
, xrm_option
,
8074 (char *) XSTRING (Vx_resource_name
)->data
);
8078 if (!NILP (must_succeed
))
8079 fatal ("Cannot connect to server %s.\n",
8080 XSTRING (display
)->data
);
8082 error ("Cannot connect to server %s", XSTRING (display
)->data
);
8087 XSETFASTINT (Vwindow_system_version
, 3);
8091 DEFUN ("x-close-connection", Fx_close_connection
,
8092 Sx_close_connection
, 1, 1, 0,
8093 doc
: /* Close the connection to DISPLAY's server.
8094 For DISPLAY, specify either a frame or a display name (a string).
8095 If DISPLAY is nil, that stands for the selected frame's display. */)
8097 Lisp_Object display
;
8099 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
8102 if (dpyinfo
->reference_count
> 0)
8103 error ("Display still has frames on it");
8106 /* Free the fonts in the font table. */
8107 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
8108 if (dpyinfo
->font_table
[i
].name
)
8110 if (dpyinfo
->font_table
[i
].name
!= dpyinfo
->font_table
[i
].full_name
)
8111 xfree (dpyinfo
->font_table
[i
].full_name
);
8112 xfree (dpyinfo
->font_table
[i
].name
);
8113 w32_unload_font (dpyinfo
, dpyinfo
->font_table
[i
].font
);
8115 x_destroy_all_bitmaps (dpyinfo
);
8117 x_delete_display (dpyinfo
);
8123 DEFUN ("x-display-list", Fx_display_list
, Sx_display_list
, 0, 0, 0,
8124 doc
: /* Return the list of display names that Emacs has connections to. */)
8127 Lisp_Object tail
, result
;
8130 for (tail
= w32_display_name_list
; ! NILP (tail
); tail
= XCDR (tail
))
8131 result
= Fcons (XCAR (XCAR (tail
)), result
);
8136 DEFUN ("x-synchronize", Fx_synchronize
, Sx_synchronize
, 1, 2, 0,
8137 doc
: /* This is a noop on W32 systems. */)
8139 Lisp_Object display
, on
;
8146 /***********************************************************************
8148 ***********************************************************************/
8150 /* Value is the number of elements of vector VECTOR. */
8152 #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
8154 /* List of supported image types. Use define_image_type to add new
8155 types. Use lookup_image_type to find a type for a given symbol. */
8157 static struct image_type
*image_types
;
8159 /* The symbol `image' which is the car of the lists used to represent
8162 extern Lisp_Object Qimage
;
8164 /* The symbol `xbm' which is used as the type symbol for XBM images. */
8170 extern Lisp_Object QCwidth
, QCheight
, QCforeground
, QCbackground
, QCfile
;
8171 extern Lisp_Object QCdata
;
8172 Lisp_Object QCtype
, QCascent
, QCmargin
, QCrelief
;
8173 Lisp_Object QCconversion
, QCcolor_symbols
, QCheuristic_mask
;
8174 Lisp_Object QCindex
, QCmatrix
, QCcolor_adjustment
, QCmask
;
8176 /* Other symbols. */
8178 Lisp_Object Qlaplace
, Qemboss
, Qedge_detection
, Qheuristic
;
8180 /* Time in seconds after which images should be removed from the cache
8181 if not displayed. */
8183 Lisp_Object Vimage_cache_eviction_delay
;
8185 /* Function prototypes. */
8187 static void define_image_type
P_ ((struct image_type
*type
));
8188 static struct image_type
*lookup_image_type
P_ ((Lisp_Object symbol
));
8189 static void image_error
P_ ((char *format
, Lisp_Object
, Lisp_Object
));
8190 static void x_laplace
P_ ((struct frame
*, struct image
*));
8191 static void x_emboss
P_ ((struct frame
*, struct image
*));
8192 static int x_build_heuristic_mask
P_ ((struct frame
*, struct image
*,
8196 /* Define a new image type from TYPE. This adds a copy of TYPE to
8197 image_types and adds the symbol *TYPE->type to Vimage_types. */
8200 define_image_type (type
)
8201 struct image_type
*type
;
8203 /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
8204 The initialized data segment is read-only. */
8205 struct image_type
*p
= (struct image_type
*) xmalloc (sizeof *p
);
8206 bcopy (type
, p
, sizeof *p
);
8207 p
->next
= image_types
;
8209 Vimage_types
= Fcons (*p
->type
, Vimage_types
);
8213 /* Look up image type SYMBOL, and return a pointer to its image_type
8214 structure. Value is null if SYMBOL is not a known image type. */
8216 static INLINE
struct image_type
*
8217 lookup_image_type (symbol
)
8220 struct image_type
*type
;
8222 for (type
= image_types
; type
; type
= type
->next
)
8223 if (EQ (symbol
, *type
->type
))
8230 /* Value is non-zero if OBJECT is a valid Lisp image specification. A
8231 valid image specification is a list whose car is the symbol
8232 `image', and whose rest is a property list. The property list must
8233 contain a value for key `:type'. That value must be the name of a
8234 supported image type. The rest of the property list depends on the
8238 valid_image_p (object
)
8243 if (CONSP (object
) && EQ (XCAR (object
), Qimage
))
8247 for (tem
= XCDR (object
); CONSP (tem
); tem
= XCDR (tem
))
8248 if (EQ (XCAR (tem
), QCtype
))
8251 if (CONSP (tem
) && SYMBOLP (XCAR (tem
)))
8253 struct image_type
*type
;
8254 type
= lookup_image_type (XCAR (tem
));
8256 valid_p
= type
->valid_p (object
);
8267 /* Log error message with format string FORMAT and argument ARG.
8268 Signaling an error, e.g. when an image cannot be loaded, is not a
8269 good idea because this would interrupt redisplay, and the error
8270 message display would lead to another redisplay. This function
8271 therefore simply displays a message. */
8274 image_error (format
, arg1
, arg2
)
8276 Lisp_Object arg1
, arg2
;
8278 add_to_log (format
, arg1
, arg2
);
8283 /***********************************************************************
8284 Image specifications
8285 ***********************************************************************/
8287 enum image_value_type
8289 IMAGE_DONT_CHECK_VALUE_TYPE
,
8291 IMAGE_STRING_OR_NIL_VALUE
,
8293 IMAGE_POSITIVE_INTEGER_VALUE
,
8294 IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
,
8295 IMAGE_NON_NEGATIVE_INTEGER_VALUE
,
8297 IMAGE_INTEGER_VALUE
,
8298 IMAGE_FUNCTION_VALUE
,
8303 /* Structure used when parsing image specifications. */
8305 struct image_keyword
8307 /* Name of keyword. */
8310 /* The type of value allowed. */
8311 enum image_value_type type
;
8313 /* Non-zero means key must be present. */
8316 /* Used to recognize duplicate keywords in a property list. */
8319 /* The value that was found. */
8324 static int parse_image_spec
P_ ((Lisp_Object
, struct image_keyword
*,
8326 static Lisp_Object image_spec_value
P_ ((Lisp_Object
, Lisp_Object
, int *));
8329 /* Parse image spec SPEC according to KEYWORDS. A valid image spec
8330 has the format (image KEYWORD VALUE ...). One of the keyword/
8331 value pairs must be `:type TYPE'. KEYWORDS is a vector of
8332 image_keywords structures of size NKEYWORDS describing other
8333 allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
8336 parse_image_spec (spec
, keywords
, nkeywords
, type
)
8338 struct image_keyword
*keywords
;
8345 if (!CONSP (spec
) || !EQ (XCAR (spec
), Qimage
))
8348 plist
= XCDR (spec
);
8349 while (CONSP (plist
))
8351 Lisp_Object key
, value
;
8353 /* First element of a pair must be a symbol. */
8355 plist
= XCDR (plist
);
8359 /* There must follow a value. */
8362 value
= XCAR (plist
);
8363 plist
= XCDR (plist
);
8365 /* Find key in KEYWORDS. Error if not found. */
8366 for (i
= 0; i
< nkeywords
; ++i
)
8367 if (strcmp (keywords
[i
].name
, XSYMBOL (key
)->name
->data
) == 0)
8373 /* Record that we recognized the keyword. If a keywords
8374 was found more than once, it's an error. */
8375 keywords
[i
].value
= value
;
8376 ++keywords
[i
].count
;
8378 if (keywords
[i
].count
> 1)
8381 /* Check type of value against allowed type. */
8382 switch (keywords
[i
].type
)
8384 case IMAGE_STRING_VALUE
:
8385 if (!STRINGP (value
))
8389 case IMAGE_STRING_OR_NIL_VALUE
:
8390 if (!STRINGP (value
) && !NILP (value
))
8394 case IMAGE_SYMBOL_VALUE
:
8395 if (!SYMBOLP (value
))
8399 case IMAGE_POSITIVE_INTEGER_VALUE
:
8400 if (!INTEGERP (value
) || XINT (value
) <= 0)
8404 case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
:
8405 if (INTEGERP (value
) && XINT (value
) >= 0)
8408 && INTEGERP (XCAR (value
)) && INTEGERP (XCDR (value
))
8409 && XINT (XCAR (value
)) >= 0 && XINT (XCDR (value
)) >= 0)
8413 case IMAGE_ASCENT_VALUE
:
8414 if (SYMBOLP (value
) && EQ (value
, Qcenter
))
8416 else if (INTEGERP (value
)
8417 && XINT (value
) >= 0
8418 && XINT (value
) <= 100)
8422 case IMAGE_NON_NEGATIVE_INTEGER_VALUE
:
8423 if (!INTEGERP (value
) || XINT (value
) < 0)
8427 case IMAGE_DONT_CHECK_VALUE_TYPE
:
8430 case IMAGE_FUNCTION_VALUE
:
8431 value
= indirect_function (value
);
8433 || COMPILEDP (value
)
8434 || (CONSP (value
) && EQ (XCAR (value
), Qlambda
)))
8438 case IMAGE_NUMBER_VALUE
:
8439 if (!INTEGERP (value
) && !FLOATP (value
))
8443 case IMAGE_INTEGER_VALUE
:
8444 if (!INTEGERP (value
))
8448 case IMAGE_BOOL_VALUE
:
8449 if (!NILP (value
) && !EQ (value
, Qt
))
8458 if (EQ (key
, QCtype
) && !EQ (type
, value
))
8462 /* Check that all mandatory fields are present. */
8463 for (i
= 0; i
< nkeywords
; ++i
)
8464 if (keywords
[i
].mandatory_p
&& keywords
[i
].count
== 0)
8467 return NILP (plist
);
8471 /* Return the value of KEY in image specification SPEC. Value is nil
8472 if KEY is not present in SPEC. if FOUND is not null, set *FOUND
8473 to 1 if KEY was found in SPEC, set it to 0 otherwise. */
8476 image_spec_value (spec
, key
, found
)
8477 Lisp_Object spec
, key
;
8482 xassert (valid_image_p (spec
));
8484 for (tail
= XCDR (spec
);
8485 CONSP (tail
) && CONSP (XCDR (tail
));
8486 tail
= XCDR (XCDR (tail
)))
8488 if (EQ (XCAR (tail
), key
))
8492 return XCAR (XCDR (tail
));
8504 /***********************************************************************
8505 Image type independent image structures
8506 ***********************************************************************/
8508 static struct image
*make_image
P_ ((Lisp_Object spec
, unsigned hash
));
8509 static void free_image
P_ ((struct frame
*f
, struct image
*img
));
8512 /* Allocate and return a new image structure for image specification
8513 SPEC. SPEC has a hash value of HASH. */
8515 static struct image
*
8516 make_image (spec
, hash
)
8520 struct image
*img
= (struct image
*) xmalloc (sizeof *img
);
8522 xassert (valid_image_p (spec
));
8523 bzero (img
, sizeof *img
);
8524 img
->type
= lookup_image_type (image_spec_value (spec
, QCtype
, NULL
));
8525 xassert (img
->type
!= NULL
);
8527 img
->data
.lisp_val
= Qnil
;
8528 img
->ascent
= DEFAULT_IMAGE_ASCENT
;
8534 /* Free image IMG which was used on frame F, including its resources. */
8543 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8545 /* Remove IMG from the hash table of its cache. */
8547 img
->prev
->next
= img
->next
;
8549 c
->buckets
[img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
] = img
->next
;
8552 img
->next
->prev
= img
->prev
;
8554 c
->images
[img
->id
] = NULL
;
8556 /* Free resources, then free IMG. */
8557 img
->type
->free (f
, img
);
8563 /* Prepare image IMG for display on frame F. Must be called before
8564 drawing an image. */
8567 prepare_image_for_display (f
, img
)
8573 /* We're about to display IMG, so set its timestamp to `now'. */
8575 img
->timestamp
= EMACS_SECS (t
);
8577 /* If IMG doesn't have a pixmap yet, load it now, using the image
8578 type dependent loader function. */
8579 if (img
->pixmap
== 0 && !img
->load_failed_p
)
8580 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8584 /* Value is the number of pixels for the ascent of image IMG when
8585 drawn in face FACE. */
8588 image_ascent (img
, face
)
8592 int height
= img
->height
+ img
->vmargin
;
8595 if (img
->ascent
== CENTERED_IMAGE_ASCENT
)
8598 ascent
= height
/ 2 - (FONT_DESCENT(face
->font
)
8599 - FONT_BASE(face
->font
)) / 2;
8601 ascent
= height
/ 2;
8604 ascent
= height
* img
->ascent
/ 100.0;
8611 /* Image background colors. */
8613 static unsigned long
8614 four_corners_best (ximg
, width
, height
)
8616 unsigned long width
, height
;
8618 #if 0 /* TODO: Image support. */
8619 unsigned long corners
[4], best
;
8622 /* Get the colors at the corners of ximg. */
8623 corners
[0] = XGetPixel (ximg
, 0, 0);
8624 corners
[1] = XGetPixel (ximg
, width
- 1, 0);
8625 corners
[2] = XGetPixel (ximg
, width
- 1, height
- 1);
8626 corners
[3] = XGetPixel (ximg
, 0, height
- 1);
8628 /* Choose the most frequently found color as background. */
8629 for (i
= best_count
= 0; i
< 4; ++i
)
8633 for (j
= n
= 0; j
< 4; ++j
)
8634 if (corners
[i
] == corners
[j
])
8638 best
= corners
[i
], best_count
= n
;
8647 /* Return the `background' field of IMG. If IMG doesn't have one yet,
8648 it is guessed heuristically. If non-zero, XIMG is an existing XImage
8649 object to use for the heuristic. */
8652 image_background (img
, f
, ximg
)
8657 if (! img
->background_valid
)
8658 /* IMG doesn't have a background yet, try to guess a reasonable value. */
8660 #if 0 /* TODO: Image support. */
8661 int free_ximg
= !ximg
;
8664 ximg
= XGetImage (FRAME_X_DISPLAY (f
), img
->pixmap
,
8665 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
8667 img
->background
= four_corners_best (ximg
, img
->width
, img
->height
);
8670 XDestroyImage (ximg
);
8672 img
->background_valid
= 1;
8676 return img
->background
;
8679 /* Return the `background_transparent' field of IMG. If IMG doesn't
8680 have one yet, it is guessed heuristically. If non-zero, MASK is an
8681 existing XImage object to use for the heuristic. */
8684 image_background_transparent (img
, f
, mask
)
8689 if (! img
->background_transparent_valid
)
8690 /* IMG doesn't have a background yet, try to guess a reasonable value. */
8692 #if 0 /* TODO: Image support. */
8695 int free_mask
= !mask
;
8698 mask
= XGetImage (FRAME_X_DISPLAY (f
), img
->mask
,
8699 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
8701 img
->background_transparent
8702 = !four_corners_best (mask
, img
->width
, img
->height
);
8705 XDestroyImage (mask
);
8709 img
->background_transparent
= 0;
8711 img
->background_transparent_valid
= 1;
8714 return img
->background_transparent
;
8718 /***********************************************************************
8719 Helper functions for X image types
8720 ***********************************************************************/
8722 static void x_clear_image_1
P_ ((struct frame
*, struct image
*, int,
8724 static void x_clear_image
P_ ((struct frame
*f
, struct image
*img
));
8725 static unsigned long x_alloc_image_color
P_ ((struct frame
*f
,
8727 Lisp_Object color_name
,
8728 unsigned long dflt
));
8731 /* Clear X resources of image IMG on frame F. PIXMAP_P non-zero means
8732 free the pixmap if any. MASK_P non-zero means clear the mask
8733 pixmap if any. COLORS_P non-zero means free colors allocated for
8734 the image, if any. */
8737 x_clear_image_1 (f
, img
, pixmap_p
, mask_p
, colors_p
)
8740 int pixmap_p
, mask_p
, colors_p
;
8742 #if 0 /* TODO: W32 image support */
8743 if (pixmap_p
&& img
->pixmap
)
8745 XFreePixmap (FRAME_X_DISPLAY (f
), img
->pixmap
);
8747 img
->background_valid
= 0;
8750 if (mask_p
&& img
->mask
)
8752 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
8754 img
->background_transparent_valid
= 0;
8757 if (colors_p
&& img
->ncolors
)
8759 x_free_colors (f
, img
->colors
, img
->ncolors
);
8760 xfree (img
->colors
);
8767 /* Free X resources of image IMG which is used on frame F. */
8770 x_clear_image (f
, img
)
8774 #if 0 /* TODO: W32 image support */
8779 XFreePixmap (NULL
, img
->pixmap
);
8786 int class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
8788 /* If display has an immutable color map, freeing colors is not
8789 necessary and some servers don't allow it. So don't do it. */
8790 if (class != StaticColor
8791 && class != StaticGray
8792 && class != TrueColor
)
8796 cmap
= DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f
)->screen
);
8797 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
, img
->colors
,
8802 xfree (img
->colors
);
8810 /* Allocate color COLOR_NAME for image IMG on frame F. If color
8811 cannot be allocated, use DFLT. Add a newly allocated color to
8812 IMG->colors, so that it can be freed again. Value is the pixel
8815 static unsigned long
8816 x_alloc_image_color (f
, img
, color_name
, dflt
)
8819 Lisp_Object color_name
;
8822 #if 0 /* TODO: allocing colors. */
8824 unsigned long result
;
8826 xassert (STRINGP (color_name
));
8828 if (w32_defined_color (f
, XSTRING (color_name
)->data
, &color
, 1))
8830 /* This isn't called frequently so we get away with simply
8831 reallocating the color vector to the needed size, here. */
8834 (unsigned long *) xrealloc (img
->colors
,
8835 img
->ncolors
* sizeof *img
->colors
);
8836 img
->colors
[img
->ncolors
- 1] = color
.pixel
;
8837 result
= color
.pixel
;
8848 /***********************************************************************
8850 ***********************************************************************/
8852 static void cache_image
P_ ((struct frame
*f
, struct image
*img
));
8853 static void postprocess_image
P_ ((struct frame
*, struct image
*));
8856 /* Return a new, initialized image cache that is allocated from the
8857 heap. Call free_image_cache to free an image cache. */
8859 struct image_cache
*
8862 struct image_cache
*c
= (struct image_cache
*) xmalloc (sizeof *c
);
8865 bzero (c
, sizeof *c
);
8867 c
->images
= (struct image
**) xmalloc (c
->size
* sizeof *c
->images
);
8868 size
= IMAGE_CACHE_BUCKETS_SIZE
* sizeof *c
->buckets
;
8869 c
->buckets
= (struct image
**) xmalloc (size
);
8870 bzero (c
->buckets
, size
);
8875 /* Free image cache of frame F. Be aware that X frames share images
8879 free_image_cache (f
)
8882 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8887 /* Cache should not be referenced by any frame when freed. */
8888 xassert (c
->refcount
== 0);
8890 for (i
= 0; i
< c
->used
; ++i
)
8891 free_image (f
, c
->images
[i
]);
8895 FRAME_X_IMAGE_CACHE (f
) = NULL
;
8900 /* Clear image cache of frame F. FORCE_P non-zero means free all
8901 images. FORCE_P zero means clear only images that haven't been
8902 displayed for some time. Should be called from time to time to
8903 reduce the number of loaded images. If image-eviction-seconds is
8904 non-nil, this frees images in the cache which weren't displayed for
8905 at least that many seconds. */
8908 clear_image_cache (f
, force_p
)
8912 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8914 if (c
&& INTEGERP (Vimage_cache_eviction_delay
))
8918 int i
, any_freed_p
= 0;
8921 old
= EMACS_SECS (t
) - XFASTINT (Vimage_cache_eviction_delay
);
8923 for (i
= 0; i
< c
->used
; ++i
)
8925 struct image
*img
= c
->images
[i
];
8928 || (img
->timestamp
> old
)))
8930 free_image (f
, img
);
8935 /* We may be clearing the image cache because, for example,
8936 Emacs was iconified for a longer period of time. In that
8937 case, current matrices may still contain references to
8938 images freed above. So, clear these matrices. */
8941 clear_current_matrices (f
);
8942 ++windows_or_buffers_changed
;
8948 DEFUN ("clear-image-cache", Fclear_image_cache
, Sclear_image_cache
,
8950 doc
: /* Clear the image cache of FRAME.
8951 FRAME nil or omitted means use the selected frame.
8952 FRAME t means clear the image caches of all frames. */)
8960 FOR_EACH_FRAME (tail
, frame
)
8961 if (FRAME_W32_P (XFRAME (frame
)))
8962 clear_image_cache (XFRAME (frame
), 1);
8965 clear_image_cache (check_x_frame (frame
), 1);
8971 /* Compute masks and transform image IMG on frame F, as specified
8972 by the image's specification, */
8975 postprocess_image (f
, img
)
8979 #if 0 /* TODO: image support. */
8980 /* Manipulation of the image's mask. */
8983 Lisp_Object conversion
, spec
;
8988 /* `:heuristic-mask t'
8990 means build a mask heuristically.
8991 `:heuristic-mask (R G B)'
8992 `:mask (heuristic (R G B))'
8993 means build a mask from color (R G B) in the
8996 means remove a mask, if any. */
8998 mask
= image_spec_value (spec
, QCheuristic_mask
, NULL
);
9000 x_build_heuristic_mask (f
, img
, mask
);
9005 mask
= image_spec_value (spec
, QCmask
, &found_p
);
9007 if (EQ (mask
, Qheuristic
))
9008 x_build_heuristic_mask (f
, img
, Qt
);
9009 else if (CONSP (mask
)
9010 && EQ (XCAR (mask
), Qheuristic
))
9012 if (CONSP (XCDR (mask
)))
9013 x_build_heuristic_mask (f
, img
, XCAR (XCDR (mask
)));
9015 x_build_heuristic_mask (f
, img
, XCDR (mask
));
9017 else if (NILP (mask
) && found_p
&& img
->mask
)
9019 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
9025 /* Should we apply an image transformation algorithm? */
9026 conversion
= image_spec_value (spec
, QCconversion
, NULL
);
9027 if (EQ (conversion
, Qdisabled
))
9028 x_disable_image (f
, img
);
9029 else if (EQ (conversion
, Qlaplace
))
9031 else if (EQ (conversion
, Qemboss
))
9033 else if (CONSP (conversion
)
9034 && EQ (XCAR (conversion
), Qedge_detection
))
9037 tem
= XCDR (conversion
);
9039 x_edge_detection (f
, img
,
9040 Fplist_get (tem
, QCmatrix
),
9041 Fplist_get (tem
, QCcolor_adjustment
));
9048 /* Return the id of image with Lisp specification SPEC on frame F.
9049 SPEC must be a valid Lisp image specification (see valid_image_p). */
9052 lookup_image (f
, spec
)
9056 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9060 struct gcpro gcpro1
;
9063 /* F must be a window-system frame, and SPEC must be a valid image
9065 xassert (FRAME_WINDOW_P (f
));
9066 xassert (valid_image_p (spec
));
9070 /* Look up SPEC in the hash table of the image cache. */
9071 hash
= sxhash (spec
, 0);
9072 i
= hash
% IMAGE_CACHE_BUCKETS_SIZE
;
9074 for (img
= c
->buckets
[i
]; img
; img
= img
->next
)
9075 if (img
->hash
== hash
&& !NILP (Fequal (img
->spec
, spec
)))
9078 /* If not found, create a new image and cache it. */
9081 extern Lisp_Object Qpostscript
;
9084 img
= make_image (spec
, hash
);
9085 cache_image (f
, img
);
9086 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
9088 /* If we can't load the image, and we don't have a width and
9089 height, use some arbitrary width and height so that we can
9090 draw a rectangle for it. */
9091 if (img
->load_failed_p
)
9095 value
= image_spec_value (spec
, QCwidth
, NULL
);
9096 img
->width
= (INTEGERP (value
)
9097 ? XFASTINT (value
) : DEFAULT_IMAGE_WIDTH
);
9098 value
= image_spec_value (spec
, QCheight
, NULL
);
9099 img
->height
= (INTEGERP (value
)
9100 ? XFASTINT (value
) : DEFAULT_IMAGE_HEIGHT
);
9104 /* Handle image type independent image attributes
9105 `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF',
9106 `:background COLOR'. */
9107 Lisp_Object ascent
, margin
, relief
, bg
;
9109 ascent
= image_spec_value (spec
, QCascent
, NULL
);
9110 if (INTEGERP (ascent
))
9111 img
->ascent
= XFASTINT (ascent
);
9112 else if (EQ (ascent
, Qcenter
))
9113 img
->ascent
= CENTERED_IMAGE_ASCENT
;
9115 margin
= image_spec_value (spec
, QCmargin
, NULL
);
9116 if (INTEGERP (margin
) && XINT (margin
) >= 0)
9117 img
->vmargin
= img
->hmargin
= XFASTINT (margin
);
9118 else if (CONSP (margin
) && INTEGERP (XCAR (margin
))
9119 && INTEGERP (XCDR (margin
)))
9121 if (XINT (XCAR (margin
)) > 0)
9122 img
->hmargin
= XFASTINT (XCAR (margin
));
9123 if (XINT (XCDR (margin
)) > 0)
9124 img
->vmargin
= XFASTINT (XCDR (margin
));
9127 relief
= image_spec_value (spec
, QCrelief
, NULL
);
9128 if (INTEGERP (relief
))
9130 img
->relief
= XINT (relief
);
9131 img
->hmargin
+= abs (img
->relief
);
9132 img
->vmargin
+= abs (img
->relief
);
9135 if (! img
->background_valid
)
9137 bg
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9141 = x_alloc_image_color (f
, img
, bg
,
9142 FRAME_BACKGROUND_PIXEL (f
));
9143 img
->background_valid
= 1;
9147 /* Do image transformations and compute masks, unless we
9148 don't have the image yet. */
9149 if (!EQ (*img
->type
->type
, Qpostscript
))
9150 postprocess_image (f
, img
);
9154 xassert (!interrupt_input_blocked
);
9157 /* We're using IMG, so set its timestamp to `now'. */
9158 EMACS_GET_TIME (now
);
9159 img
->timestamp
= EMACS_SECS (now
);
9163 /* Value is the image id. */
9168 /* Cache image IMG in the image cache of frame F. */
9171 cache_image (f
, img
)
9175 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9178 /* Find a free slot in c->images. */
9179 for (i
= 0; i
< c
->used
; ++i
)
9180 if (c
->images
[i
] == NULL
)
9183 /* If no free slot found, maybe enlarge c->images. */
9184 if (i
== c
->used
&& c
->used
== c
->size
)
9187 c
->images
= (struct image
**) xrealloc (c
->images
,
9188 c
->size
* sizeof *c
->images
);
9191 /* Add IMG to c->images, and assign IMG an id. */
9197 /* Add IMG to the cache's hash table. */
9198 i
= img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
;
9199 img
->next
= c
->buckets
[i
];
9201 img
->next
->prev
= img
;
9203 c
->buckets
[i
] = img
;
9207 /* Call FN on every image in the image cache of frame F. Used to mark
9208 Lisp Objects in the image cache. */
9211 forall_images_in_image_cache (f
, fn
)
9213 void (*fn
) P_ ((struct image
*img
));
9215 if (FRAME_LIVE_P (f
) && FRAME_W32_P (f
))
9217 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
9221 for (i
= 0; i
< c
->used
; ++i
)
9230 /***********************************************************************
9232 ***********************************************************************/
9234 #if 0 /* TODO: W32 specific image code. */
9236 static int x_create_x_image_and_pixmap
P_ ((struct frame
*, int, int, int,
9237 XImage
**, Pixmap
*));
9238 static void x_destroy_x_image
P_ ((XImage
*));
9239 static void x_put_x_image
P_ ((struct frame
*, XImage
*, Pixmap
, int, int));
9242 /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
9243 frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
9244 Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
9245 via xmalloc. Print error messages via image_error if an error
9246 occurs. Value is non-zero if successful. */
9249 x_create_x_image_and_pixmap (f
, width
, height
, depth
, ximg
, pixmap
)
9251 int width
, height
, depth
;
9255 #if 0 /* TODO: Image support for W32 */
9256 Display
*display
= FRAME_W32_DISPLAY (f
);
9257 Screen
*screen
= FRAME_X_SCREEN (f
);
9258 Window window
= FRAME_W32_WINDOW (f
);
9260 xassert (interrupt_input_blocked
);
9263 depth
= one_w32_display_info
.n_cbits
;
9264 *ximg
= XCreateImage (display
, DefaultVisualOfScreen (screen
),
9265 depth
, ZPixmap
, 0, NULL
, width
, height
,
9266 depth
> 16 ? 32 : depth
> 8 ? 16 : 8, 0);
9269 image_error ("Unable to allocate X image", Qnil
, Qnil
);
9273 /* Allocate image raster. */
9274 (*ximg
)->data
= (char *) xmalloc ((*ximg
)->bytes_per_line
* height
);
9276 /* Allocate a pixmap of the same size. */
9277 *pixmap
= XCreatePixmap (display
, window
, width
, height
, depth
);
9280 x_destroy_x_image (*ximg
);
9282 image_error ("Unable to create X pixmap", Qnil
, Qnil
);
9290 /* Destroy XImage XIMG. Free XIMG->data. */
9293 x_destroy_x_image (ximg
)
9296 xassert (interrupt_input_blocked
);
9301 XDestroyImage (ximg
);
9306 /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
9307 are width and height of both the image and pixmap. */
9310 x_put_x_image (f
, ximg
, pixmap
, width
, height
)
9317 xassert (interrupt_input_blocked
);
9318 gc
= XCreateGC (NULL
, pixmap
, 0, NULL
);
9319 XPutImage (NULL
, pixmap
, gc
, ximg
, 0, 0, 0, 0, width
, height
);
9326 /***********************************************************************
9328 ***********************************************************************/
9330 static Lisp_Object x_find_image_file
P_ ((Lisp_Object
));
9331 static char *slurp_file
P_ ((char *, int *));
9334 /* Find image file FILE. Look in data-directory, then
9335 x-bitmap-file-path. Value is the full name of the file found, or
9336 nil if not found. */
9339 x_find_image_file (file
)
9342 Lisp_Object file_found
, search_path
;
9343 struct gcpro gcpro1
, gcpro2
;
9347 search_path
= Fcons (Vdata_directory
, Vx_bitmap_file_path
);
9348 GCPRO2 (file_found
, search_path
);
9350 /* Try to find FILE in data-directory, then x-bitmap-file-path. */
9351 fd
= openp (search_path
, file
, Qnil
, &file_found
, 0);
9363 /* Read FILE into memory. Value is a pointer to a buffer allocated
9364 with xmalloc holding FILE's contents. Value is null if an error
9365 occurred. *SIZE is set to the size of the file. */
9368 slurp_file (file
, size
)
9376 if (stat (file
, &st
) == 0
9377 && (fp
= fopen (file
, "r")) != NULL
9378 && (buf
= (char *) xmalloc (st
.st_size
),
9379 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
9400 /***********************************************************************
9402 ***********************************************************************/
9404 static int xbm_load
P_ ((struct frame
*f
, struct image
*img
));
9405 static int xbm_load_image_from_file
P_ ((struct frame
*f
, struct image
*img
,
9407 static int xbm_image_p
P_ ((Lisp_Object object
));
9408 static int xbm_read_bitmap_file_data
P_ ((char *, int *, int *,
9412 /* Indices of image specification fields in xbm_format, below. */
9414 enum xbm_keyword_index
9432 /* Vector of image_keyword structures describing the format
9433 of valid XBM image specifications. */
9435 static struct image_keyword xbm_format
[XBM_LAST
] =
9437 {":type", IMAGE_SYMBOL_VALUE
, 1},
9438 {":file", IMAGE_STRING_VALUE
, 0},
9439 {":width", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
9440 {":height", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
9441 {":data", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9442 {":foreground", IMAGE_STRING_OR_NIL_VALUE
, 0},
9443 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0},
9444 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9445 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9446 {":relief", IMAGE_INTEGER_VALUE
, 0},
9447 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9448 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9451 /* Structure describing the image type XBM. */
9453 static struct image_type xbm_type
=
9462 /* Tokens returned from xbm_scan. */
9471 /* Return non-zero if OBJECT is a valid XBM-type image specification.
9472 A valid specification is a list starting with the symbol `image'
9473 The rest of the list is a property list which must contain an
9476 If the specification specifies a file to load, it must contain
9477 an entry `:file FILENAME' where FILENAME is a string.
9479 If the specification is for a bitmap loaded from memory it must
9480 contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
9481 WIDTH and HEIGHT are integers > 0. DATA may be:
9483 1. a string large enough to hold the bitmap data, i.e. it must
9484 have a size >= (WIDTH + 7) / 8 * HEIGHT
9486 2. a bool-vector of size >= WIDTH * HEIGHT
9488 3. a vector of strings or bool-vectors, one for each line of the
9491 Both the file and data forms may contain the additional entries
9492 `:background COLOR' and `:foreground COLOR'. If not present,
9493 foreground and background of the frame on which the image is
9494 displayed, is used. */
9497 xbm_image_p (object
)
9500 struct image_keyword kw
[XBM_LAST
];
9502 bcopy (xbm_format
, kw
, sizeof kw
);
9503 if (!parse_image_spec (object
, kw
, XBM_LAST
, Qxbm
))
9506 xassert (EQ (kw
[XBM_TYPE
].value
, Qxbm
));
9508 if (kw
[XBM_FILE
].count
)
9510 if (kw
[XBM_WIDTH
].count
|| kw
[XBM_HEIGHT
].count
|| kw
[XBM_DATA
].count
)
9518 /* Entries for `:width', `:height' and `:data' must be present. */
9519 if (!kw
[XBM_WIDTH
].count
9520 || !kw
[XBM_HEIGHT
].count
9521 || !kw
[XBM_DATA
].count
)
9524 data
= kw
[XBM_DATA
].value
;
9525 width
= XFASTINT (kw
[XBM_WIDTH
].value
);
9526 height
= XFASTINT (kw
[XBM_HEIGHT
].value
);
9528 /* Check type of data, and width and height against contents of
9534 /* Number of elements of the vector must be >= height. */
9535 if (XVECTOR (data
)->size
< height
)
9538 /* Each string or bool-vector in data must be large enough
9539 for one line of the image. */
9540 for (i
= 0; i
< height
; ++i
)
9542 Lisp_Object elt
= XVECTOR (data
)->contents
[i
];
9546 if (XSTRING (elt
)->size
9547 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
)
9550 else if (BOOL_VECTOR_P (elt
))
9552 if (XBOOL_VECTOR (elt
)->size
< width
)
9559 else if (STRINGP (data
))
9561 if (XSTRING (data
)->size
9562 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
* height
)
9565 else if (BOOL_VECTOR_P (data
))
9567 if (XBOOL_VECTOR (data
)->size
< width
* height
)
9574 /* Baseline must be a value between 0 and 100 (a percentage). */
9575 if (kw
[XBM_ASCENT
].count
9576 && XFASTINT (kw
[XBM_ASCENT
].value
) > 100)
9583 /* Scan a bitmap file. FP is the stream to read from. Value is
9584 either an enumerator from enum xbm_token, or a character for a
9585 single-character token, or 0 at end of file. If scanning an
9586 identifier, store the lexeme of the identifier in SVAL. If
9587 scanning a number, store its value in *IVAL. */
9590 xbm_scan (s
, end
, sval
, ival
)
9599 /* Skip white space. */
9600 while (*s
< end
&&(c
= *(*s
)++, isspace (c
)))
9605 else if (isdigit (c
))
9607 int value
= 0, digit
;
9609 if (c
== '0' && *s
< end
)
9612 if (c
== 'x' || c
== 'X')
9619 else if (c
>= 'a' && c
<= 'f')
9620 digit
= c
- 'a' + 10;
9621 else if (c
>= 'A' && c
<= 'F')
9622 digit
= c
- 'A' + 10;
9625 value
= 16 * value
+ digit
;
9628 else if (isdigit (c
))
9632 && (c
= *(*s
)++, isdigit (c
)))
9633 value
= 8 * value
+ c
- '0';
9640 && (c
= *(*s
)++, isdigit (c
)))
9641 value
= 10 * value
+ c
- '0';
9649 else if (isalpha (c
) || c
== '_')
9653 && (c
= *(*s
)++, (isalnum (c
) || c
== '_')))
9660 else if (c
== '/' && **s
== '*')
9662 /* C-style comment. */
9664 while (**s
&& (**s
!= '*' || *(*s
+ 1) != '/'))
9677 /* Replacement for XReadBitmapFileData which isn't available under old
9678 X versions. CONTENTS is a pointer to a buffer to parse; END is the
9679 buffer's end. Set *WIDTH and *HEIGHT to the width and height of
9680 the image. Return in *DATA the bitmap data allocated with xmalloc.
9681 Value is non-zero if successful. DATA null means just test if
9682 CONTENTS looks like an in-memory XBM file. */
9685 xbm_read_bitmap_data (contents
, end
, width
, height
, data
)
9686 char *contents
, *end
;
9687 int *width
, *height
;
9688 unsigned char **data
;
9691 char buffer
[BUFSIZ
];
9694 int bytes_per_line
, i
, nbytes
;
9700 LA1 = xbm_scan (contents, end, buffer, &value)
9702 #define expect(TOKEN) \
9703 if (LA1 != (TOKEN)) \
9708 #define expect_ident(IDENT) \
9709 if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
9714 *width
= *height
= -1;
9717 LA1
= xbm_scan (&s
, end
, buffer
, &value
);
9719 /* Parse defines for width, height and hot-spots. */
9723 expect_ident ("define");
9724 expect (XBM_TK_IDENT
);
9726 if (LA1
== XBM_TK_NUMBER
);
9728 char *p
= strrchr (buffer
, '_');
9729 p
= p
? p
+ 1 : buffer
;
9730 if (strcmp (p
, "width") == 0)
9732 else if (strcmp (p
, "height") == 0)
9735 expect (XBM_TK_NUMBER
);
9738 if (*width
< 0 || *height
< 0)
9740 else if (data
== NULL
)
9743 /* Parse bits. Must start with `static'. */
9744 expect_ident ("static");
9745 if (LA1
== XBM_TK_IDENT
)
9747 if (strcmp (buffer
, "unsigned") == 0)
9750 expect_ident ("char");
9752 else if (strcmp (buffer
, "short") == 0)
9756 if (*width
% 16 && *width
% 16 < 9)
9759 else if (strcmp (buffer
, "char") == 0)
9767 expect (XBM_TK_IDENT
);
9773 bytes_per_line
= (*width
+ 7) / 8 + padding_p
;
9774 nbytes
= bytes_per_line
* *height
;
9775 p
= *data
= (char *) xmalloc (nbytes
);
9780 for (i
= 0; i
< nbytes
; i
+= 2)
9783 expect (XBM_TK_NUMBER
);
9786 if (!padding_p
|| ((i
+ 2) % bytes_per_line
))
9789 if (LA1
== ',' || LA1
== '}')
9797 for (i
= 0; i
< nbytes
; ++i
)
9800 expect (XBM_TK_NUMBER
);
9804 if (LA1
== ',' || LA1
== '}')
9829 /* Load XBM image IMG which will be displayed on frame F from buffer
9830 CONTENTS. END is the end of the buffer. Value is non-zero if
9834 xbm_load_image (f
, img
, contents
, end
)
9837 char *contents
, *end
;
9840 unsigned char *data
;
9843 rc
= xbm_read_bitmap_data (contents
, end
, &img
->width
, &img
->height
, &data
);
9846 int depth
= one_w32_display_info
.n_cbits
;
9847 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9848 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9851 xassert (img
->width
> 0 && img
->height
> 0);
9853 /* Get foreground and background colors, maybe allocate colors. */
9854 value
= image_spec_value (img
->spec
, QCforeground
, NULL
);
9856 foreground
= x_alloc_image_color (f
, img
, value
, foreground
);
9857 value
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9860 background
= x_alloc_image_color (f
, img
, value
, background
);
9861 img
->background
= background
;
9862 img
->background_valid
= 1;
9865 #if 0 /* TODO : Port image display to W32 */
9867 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9868 FRAME_W32_WINDOW (f
),
9870 img
->width
, img
->height
,
9871 foreground
, background
,
9876 if (img
->pixmap
== 0)
9878 x_clear_image (f
, img
);
9879 image_error ("Unable to create X pixmap for `%s'", img
->spec
, Qnil
);
9885 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9891 /* Value is non-zero if DATA looks like an in-memory XBM file. */
9898 return (STRINGP (data
)
9899 && xbm_read_bitmap_data (XSTRING (data
)->data
,
9900 (XSTRING (data
)->data
9901 + STRING_BYTES (XSTRING (data
))),
9906 /* Fill image IMG which is used on frame F with pixmap data. Value is
9907 non-zero if successful. */
9915 Lisp_Object file_name
;
9917 xassert (xbm_image_p (img
->spec
));
9919 /* If IMG->spec specifies a file name, create a non-file spec from it. */
9920 file_name
= image_spec_value (img
->spec
, QCfile
, NULL
);
9921 if (STRINGP (file_name
))
9926 struct gcpro gcpro1
;
9928 file
= x_find_image_file (file_name
);
9930 if (!STRINGP (file
))
9932 image_error ("Cannot find image file `%s'", file_name
, Qnil
);
9937 contents
= slurp_file (XSTRING (file
)->data
, &size
);
9938 if (contents
== NULL
)
9940 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9945 success_p
= xbm_load_image (f
, img
, contents
, contents
+ size
);
9950 struct image_keyword fmt
[XBM_LAST
];
9953 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9954 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9957 int in_memory_file_p
= 0;
9959 /* See if data looks like an in-memory XBM file. */
9960 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
9961 in_memory_file_p
= xbm_file_p (data
);
9963 /* Parse the list specification. */
9964 bcopy (xbm_format
, fmt
, sizeof fmt
);
9965 parsed_p
= parse_image_spec (img
->spec
, fmt
, XBM_LAST
, Qxbm
);
9968 /* Get specified width, and height. */
9969 if (!in_memory_file_p
)
9971 img
->width
= XFASTINT (fmt
[XBM_WIDTH
].value
);
9972 img
->height
= XFASTINT (fmt
[XBM_HEIGHT
].value
);
9973 xassert (img
->width
> 0 && img
->height
> 0);
9975 /* Get foreground and background colors, maybe allocate colors. */
9976 if (fmt
[XBM_FOREGROUND
].count
9977 && STRINGP (fmt
[XBM_FOREGROUND
].value
))
9978 foreground
= x_alloc_image_color (f
, img
, fmt
[XBM_FOREGROUND
].value
,
9980 if (fmt
[XBM_BACKGROUND
].count
9981 && STRINGP (fmt
[XBM_BACKGROUND
].value
))
9982 background
= x_alloc_image_color (f
, img
, fmt
[XBM_BACKGROUND
].value
,
9985 if (in_memory_file_p
)
9986 success_p
= xbm_load_image (f
, img
, XSTRING (data
)->data
,
9987 (XSTRING (data
)->data
9988 + STRING_BYTES (XSTRING (data
))));
9995 int nbytes
= (img
->width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
;
9997 p
= bits
= (char *) alloca (nbytes
* img
->height
);
9998 for (i
= 0; i
< img
->height
; ++i
, p
+= nbytes
)
10000 Lisp_Object line
= XVECTOR (data
)->contents
[i
];
10001 if (STRINGP (line
))
10002 bcopy (XSTRING (line
)->data
, p
, nbytes
);
10004 bcopy (XBOOL_VECTOR (line
)->data
, p
, nbytes
);
10007 else if (STRINGP (data
))
10008 bits
= XSTRING (data
)->data
;
10010 bits
= XBOOL_VECTOR (data
)->data
;
10011 #ifdef TODO /* image support. */
10012 /* Create the pixmap. */
10013 depth
= one_w32_display_info
.n_cbits
;
10015 = XCreatePixmapFromBitmapData (FRAME_X_DISPLAY (f
),
10016 FRAME_X_WINDOW (f
),
10018 img
->width
, img
->height
,
10019 foreground
, background
,
10026 image_error ("Unable to create pixmap for XBM image `%s'",
10028 x_clear_image (f
, img
);
10038 /***********************************************************************
10040 ***********************************************************************/
10044 static int xpm_image_p
P_ ((Lisp_Object object
));
10045 static int xpm_load
P_ ((struct frame
*f
, struct image
*img
));
10046 static int xpm_valid_color_symbols_p
P_ ((Lisp_Object
));
10048 #include "X11/xpm.h"
10050 /* The symbol `xpm' identifying XPM-format images. */
10054 /* Indices of image specification fields in xpm_format, below. */
10056 enum xpm_keyword_index
10065 XPM_HEURISTIC_MASK
,
10072 /* Vector of image_keyword structures describing the format
10073 of valid XPM image specifications. */
10075 static struct image_keyword xpm_format
[XPM_LAST
] =
10077 {":type", IMAGE_SYMBOL_VALUE
, 1},
10078 {":file", IMAGE_STRING_VALUE
, 0},
10079 {":data", IMAGE_STRING_VALUE
, 0},
10080 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10081 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10082 {":relief", IMAGE_INTEGER_VALUE
, 0},
10083 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10084 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10085 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10086 {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10087 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
10090 /* Structure describing the image type XBM. */
10092 static struct image_type xpm_type
=
10102 /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
10103 for XPM images. Such a list must consist of conses whose car and
10104 cdr are strings. */
10107 xpm_valid_color_symbols_p (color_symbols
)
10108 Lisp_Object color_symbols
;
10110 while (CONSP (color_symbols
))
10112 Lisp_Object sym
= XCAR (color_symbols
);
10114 || !STRINGP (XCAR (sym
))
10115 || !STRINGP (XCDR (sym
)))
10117 color_symbols
= XCDR (color_symbols
);
10120 return NILP (color_symbols
);
10124 /* Value is non-zero if OBJECT is a valid XPM image specification. */
10127 xpm_image_p (object
)
10128 Lisp_Object object
;
10130 struct image_keyword fmt
[XPM_LAST
];
10131 bcopy (xpm_format
, fmt
, sizeof fmt
);
10132 return (parse_image_spec (object
, fmt
, XPM_LAST
, Qxpm
)
10133 /* Either `:file' or `:data' must be present. */
10134 && fmt
[XPM_FILE
].count
+ fmt
[XPM_DATA
].count
== 1
10135 /* Either no `:color-symbols' or it's a list of conses
10136 whose car and cdr are strings. */
10137 && (fmt
[XPM_COLOR_SYMBOLS
].count
== 0
10138 || xpm_valid_color_symbols_p (fmt
[XPM_COLOR_SYMBOLS
].value
))
10139 && (fmt
[XPM_ASCENT
].count
== 0
10140 || XFASTINT (fmt
[XPM_ASCENT
].value
) < 100));
10144 /* Load image IMG which will be displayed on frame F. Value is
10145 non-zero if successful. */
10153 XpmAttributes attrs
;
10154 Lisp_Object specified_file
, color_symbols
;
10156 /* Configure the XPM lib. Use the visual of frame F. Allocate
10157 close colors. Return colors allocated. */
10158 bzero (&attrs
, sizeof attrs
);
10159 attrs
.visual
= FRAME_X_VISUAL (f
);
10160 attrs
.colormap
= FRAME_X_COLORMAP (f
);
10161 attrs
.valuemask
|= XpmVisual
;
10162 attrs
.valuemask
|= XpmColormap
;
10163 attrs
.valuemask
|= XpmReturnAllocPixels
;
10164 #ifdef XpmAllocCloseColors
10165 attrs
.alloc_close_colors
= 1;
10166 attrs
.valuemask
|= XpmAllocCloseColors
;
10168 attrs
.closeness
= 600;
10169 attrs
.valuemask
|= XpmCloseness
;
10172 /* If image specification contains symbolic color definitions, add
10173 these to `attrs'. */
10174 color_symbols
= image_spec_value (img
->spec
, QCcolor_symbols
, NULL
);
10175 if (CONSP (color_symbols
))
10178 XpmColorSymbol
*xpm_syms
;
10181 attrs
.valuemask
|= XpmColorSymbols
;
10183 /* Count number of symbols. */
10184 attrs
.numsymbols
= 0;
10185 for (tail
= color_symbols
; CONSP (tail
); tail
= XCDR (tail
))
10186 ++attrs
.numsymbols
;
10188 /* Allocate an XpmColorSymbol array. */
10189 size
= attrs
.numsymbols
* sizeof *xpm_syms
;
10190 xpm_syms
= (XpmColorSymbol
*) alloca (size
);
10191 bzero (xpm_syms
, size
);
10192 attrs
.colorsymbols
= xpm_syms
;
10194 /* Fill the color symbol array. */
10195 for (tail
= color_symbols
, i
= 0;
10197 ++i
, tail
= XCDR (tail
))
10199 Lisp_Object name
= XCAR (XCAR (tail
));
10200 Lisp_Object color
= XCDR (XCAR (tail
));
10201 xpm_syms
[i
].name
= (char *) alloca (XSTRING (name
)->size
+ 1);
10202 strcpy (xpm_syms
[i
].name
, XSTRING (name
)->data
);
10203 xpm_syms
[i
].value
= (char *) alloca (XSTRING (color
)->size
+ 1);
10204 strcpy (xpm_syms
[i
].value
, XSTRING (color
)->data
);
10208 /* Create a pixmap for the image, either from a file, or from a
10209 string buffer containing data in the same format as an XPM file. */
10211 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10212 if (STRINGP (specified_file
))
10214 Lisp_Object file
= x_find_image_file (specified_file
);
10215 if (!STRINGP (file
))
10217 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10222 rc
= XpmReadFileToPixmap (NULL
, FRAME_W32_WINDOW (f
),
10223 XSTRING (file
)->data
, &img
->pixmap
, &img
->mask
,
10228 Lisp_Object buffer
= image_spec_value (img
->spec
, QCdata
, NULL
);
10229 rc
= XpmCreatePixmapFromBuffer (NULL
, FRAME_W32_WINDOW (f
),
10230 XSTRING (buffer
)->data
,
10231 &img
->pixmap
, &img
->mask
,
10236 if (rc
== XpmSuccess
)
10238 /* Remember allocated colors. */
10239 img
->ncolors
= attrs
.nalloc_pixels
;
10240 img
->colors
= (unsigned long *) xmalloc (img
->ncolors
10241 * sizeof *img
->colors
);
10242 for (i
= 0; i
< attrs
.nalloc_pixels
; ++i
)
10243 img
->colors
[i
] = attrs
.alloc_pixels
[i
];
10245 img
->width
= attrs
.width
;
10246 img
->height
= attrs
.height
;
10247 xassert (img
->width
> 0 && img
->height
> 0);
10249 /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
10251 XpmFreeAttributes (&attrs
);
10258 case XpmOpenFailed
:
10259 image_error ("Error opening XPM file (%s)", img
->spec
, Qnil
);
10262 case XpmFileInvalid
:
10263 image_error ("Invalid XPM file (%s)", img
->spec
, Qnil
);
10267 image_error ("Out of memory (%s)", img
->spec
, Qnil
);
10270 case XpmColorFailed
:
10271 image_error ("Color allocation error (%s)", img
->spec
, Qnil
);
10275 image_error ("Unknown error (%s)", img
->spec
, Qnil
);
10280 return rc
== XpmSuccess
;
10283 #endif /* HAVE_XPM != 0 */
10286 #if 0 /* TODO : Color tables on W32. */
10287 /***********************************************************************
10289 ***********************************************************************/
10291 /* An entry in the color table mapping an RGB color to a pixel color. */
10296 unsigned long pixel
;
10298 /* Next in color table collision list. */
10299 struct ct_color
*next
;
10302 /* The bucket vector size to use. Must be prime. */
10304 #define CT_SIZE 101
10306 /* Value is a hash of the RGB color given by R, G, and B. */
10308 #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
10310 /* The color hash table. */
10312 struct ct_color
**ct_table
;
10314 /* Number of entries in the color table. */
10316 int ct_colors_allocated
;
10318 /* Function prototypes. */
10320 static void init_color_table
P_ ((void));
10321 static void free_color_table
P_ ((void));
10322 static unsigned long *colors_in_color_table
P_ ((int *n
));
10323 static unsigned long lookup_rgb_color
P_ ((struct frame
*f
, int r
, int g
, int b
));
10324 static unsigned long lookup_pixel_color
P_ ((struct frame
*f
, unsigned long p
));
10327 /* Initialize the color table. */
10330 init_color_table ()
10332 int size
= CT_SIZE
* sizeof (*ct_table
);
10333 ct_table
= (struct ct_color
**) xmalloc (size
);
10334 bzero (ct_table
, size
);
10335 ct_colors_allocated
= 0;
10339 /* Free memory associated with the color table. */
10342 free_color_table ()
10345 struct ct_color
*p
, *next
;
10347 for (i
= 0; i
< CT_SIZE
; ++i
)
10348 for (p
= ct_table
[i
]; p
; p
= next
)
10359 /* Value is a pixel color for RGB color R, G, B on frame F. If an
10360 entry for that color already is in the color table, return the
10361 pixel color of that entry. Otherwise, allocate a new color for R,
10362 G, B, and make an entry in the color table. */
10364 static unsigned long
10365 lookup_rgb_color (f
, r
, g
, b
)
10369 unsigned hash
= CT_HASH_RGB (r
, g
, b
);
10370 int i
= hash
% CT_SIZE
;
10371 struct ct_color
*p
;
10373 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10374 if (p
->r
== r
&& p
->g
== g
&& p
->b
== b
)
10383 color
= PALETTERGB (r
, g
, b
);
10385 ++ct_colors_allocated
;
10387 p
= (struct ct_color
*) xmalloc (sizeof *p
);
10392 p
->next
= ct_table
[i
];
10400 /* Look up pixel color PIXEL which is used on frame F in the color
10401 table. If not already present, allocate it. Value is PIXEL. */
10403 static unsigned long
10404 lookup_pixel_color (f
, pixel
)
10406 unsigned long pixel
;
10408 int i
= pixel
% CT_SIZE
;
10409 struct ct_color
*p
;
10411 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10412 if (p
->pixel
== pixel
)
10423 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
10424 color
.pixel
= pixel
;
10425 XQueryColor (NULL
, cmap
, &color
);
10426 rc
= x_alloc_nearest_color (f
, cmap
, &color
);
10431 ++ct_colors_allocated
;
10433 p
= (struct ct_color
*) xmalloc (sizeof *p
);
10435 p
->g
= color
.green
;
10438 p
->next
= ct_table
[i
];
10442 return FRAME_FOREGROUND_PIXEL (f
);
10448 /* Value is a vector of all pixel colors contained in the color table,
10449 allocated via xmalloc. Set *N to the number of colors. */
10451 static unsigned long *
10452 colors_in_color_table (n
)
10456 struct ct_color
*p
;
10457 unsigned long *colors
;
10459 if (ct_colors_allocated
== 0)
10466 colors
= (unsigned long *) xmalloc (ct_colors_allocated
10468 *n
= ct_colors_allocated
;
10470 for (i
= j
= 0; i
< CT_SIZE
; ++i
)
10471 for (p
= ct_table
[i
]; p
; p
= p
->next
)
10472 colors
[j
++] = p
->pixel
;
10481 /***********************************************************************
10483 ***********************************************************************/
10484 #if 0 /* TODO: image support. */
10485 static XColor
*x_to_xcolors
P_ ((struct frame
*, struct image
*, int));
10486 static void x_from_xcolors
P_ ((struct frame
*, struct image
*, XColor
*));
10487 static void x_detect_edges
P_ ((struct frame
*, struct image
*, int[9], int));
10489 /* Non-zero means draw a cross on images having `:conversion
10492 int cross_disabled_images
;
10494 /* Edge detection matrices for different edge-detection
10497 static int emboss_matrix
[9] = {
10498 /* x - 1 x x + 1 */
10499 2, -1, 0, /* y - 1 */
10501 0, 1, -2 /* y + 1 */
10504 static int laplace_matrix
[9] = {
10505 /* x - 1 x x + 1 */
10506 1, 0, 0, /* y - 1 */
10508 0, 0, -1 /* y + 1 */
10511 /* Value is the intensity of the color whose red/green/blue values
10512 are R, G, and B. */
10514 #define COLOR_INTENSITY(R, G, B) ((2 * (R) + 3 * (G) + (B)) / 6)
10517 /* On frame F, return an array of XColor structures describing image
10518 IMG->pixmap. Each XColor structure has its pixel color set. RGB_P
10519 non-zero means also fill the red/green/blue members of the XColor
10520 structures. Value is a pointer to the array of XColors structures,
10521 allocated with xmalloc; it must be freed by the caller. */
10524 x_to_xcolors (f
, img
, rgb_p
)
10530 XColor
*colors
, *p
;
10533 colors
= (XColor
*) xmalloc (img
->width
* img
->height
* sizeof *colors
);
10535 /* Get the X image IMG->pixmap. */
10536 ximg
= XGetImage (FRAME_X_DISPLAY (f
), img
->pixmap
,
10537 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
10539 /* Fill the `pixel' members of the XColor array. I wished there
10540 were an easy and portable way to circumvent XGetPixel. */
10542 for (y
= 0; y
< img
->height
; ++y
)
10546 for (x
= 0; x
< img
->width
; ++x
, ++p
)
10547 p
->pixel
= XGetPixel (ximg
, x
, y
);
10550 x_query_colors (f
, row
, img
->width
);
10553 XDestroyImage (ximg
);
10558 /* Create IMG->pixmap from an array COLORS of XColor structures, whose
10559 RGB members are set. F is the frame on which this all happens.
10560 COLORS will be freed; an existing IMG->pixmap will be freed, too. */
10563 x_from_xcolors (f
, img
, colors
)
10573 init_color_table ();
10575 x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 0,
10578 for (y
= 0; y
< img
->height
; ++y
)
10579 for (x
= 0; x
< img
->width
; ++x
, ++p
)
10581 unsigned long pixel
;
10582 pixel
= lookup_rgb_color (f
, p
->red
, p
->green
, p
->blue
);
10583 XPutPixel (oimg
, x
, y
, pixel
);
10587 x_clear_image_1 (f
, img
, 1, 0, 1);
10589 x_put_x_image (f
, oimg
, pixmap
, img
->width
, img
->height
);
10590 x_destroy_x_image (oimg
);
10591 img
->pixmap
= pixmap
;
10592 img
->colors
= colors_in_color_table (&img
->ncolors
);
10593 free_color_table ();
10597 /* On frame F, perform edge-detection on image IMG.
10599 MATRIX is a nine-element array specifying the transformation
10600 matrix. See emboss_matrix for an example.
10602 COLOR_ADJUST is a color adjustment added to each pixel of the
10606 x_detect_edges (f
, img
, matrix
, color_adjust
)
10609 int matrix
[9], color_adjust
;
10611 XColor
*colors
= x_to_xcolors (f
, img
, 1);
10615 for (i
= sum
= 0; i
< 9; ++i
)
10616 sum
+= abs (matrix
[i
]);
10618 #define COLOR(A, X, Y) ((A) + (Y) * img->width + (X))
10620 new = (XColor
*) xmalloc (img
->width
* img
->height
* sizeof *new);
10622 for (y
= 0; y
< img
->height
; ++y
)
10624 p
= COLOR (new, 0, y
);
10625 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10626 p
= COLOR (new, img
->width
- 1, y
);
10627 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10630 for (x
= 1; x
< img
->width
- 1; ++x
)
10632 p
= COLOR (new, x
, 0);
10633 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10634 p
= COLOR (new, x
, img
->height
- 1);
10635 p
->red
= p
->green
= p
->blue
= 0xffff/2;
10638 for (y
= 1; y
< img
->height
- 1; ++y
)
10640 p
= COLOR (new, 1, y
);
10642 for (x
= 1; x
< img
->width
- 1; ++x
, ++p
)
10644 int r
, g
, b
, y1
, x1
;
10647 for (y1
= y
- 1; y1
< y
+ 2; ++y1
)
10648 for (x1
= x
- 1; x1
< x
+ 2; ++x1
, ++i
)
10651 XColor
*t
= COLOR (colors
, x1
, y1
);
10652 r
+= matrix
[i
] * t
->red
;
10653 g
+= matrix
[i
] * t
->green
;
10654 b
+= matrix
[i
] * t
->blue
;
10657 r
= (r
/ sum
+ color_adjust
) & 0xffff;
10658 g
= (g
/ sum
+ color_adjust
) & 0xffff;
10659 b
= (b
/ sum
+ color_adjust
) & 0xffff;
10660 p
->red
= p
->green
= p
->blue
= COLOR_INTENSITY (r
, g
, b
);
10665 x_from_xcolors (f
, img
, new);
10671 /* Perform the pre-defined `emboss' edge-detection on image IMG
10679 x_detect_edges (f
, img
, emboss_matrix
, 0xffff / 2);
10683 /* Transform image IMG which is used on frame F with a Laplace
10684 edge-detection algorithm. The result is an image that can be used
10685 to draw disabled buttons, for example. */
10692 x_detect_edges (f
, img
, laplace_matrix
, 45000);
10696 /* Perform edge-detection on image IMG on frame F, with specified
10697 transformation matrix MATRIX and color-adjustment COLOR_ADJUST.
10699 MATRIX must be either
10701 - a list of at least 9 numbers in row-major form
10702 - a vector of at least 9 numbers
10704 COLOR_ADJUST nil means use a default; otherwise it must be a
10708 x_edge_detection (f
, img
, matrix
, color_adjust
)
10711 Lisp_Object matrix
, color_adjust
;
10716 if (CONSP (matrix
))
10719 i
< 9 && CONSP (matrix
) && NUMBERP (XCAR (matrix
));
10720 ++i
, matrix
= XCDR (matrix
))
10721 trans
[i
] = XFLOATINT (XCAR (matrix
));
10723 else if (VECTORP (matrix
) && ASIZE (matrix
) >= 9)
10725 for (i
= 0; i
< 9 && NUMBERP (AREF (matrix
, i
)); ++i
)
10726 trans
[i
] = XFLOATINT (AREF (matrix
, i
));
10729 if (NILP (color_adjust
))
10730 color_adjust
= make_number (0xffff / 2);
10732 if (i
== 9 && NUMBERP (color_adjust
))
10733 x_detect_edges (f
, img
, trans
, (int) XFLOATINT (color_adjust
));
10737 /* Transform image IMG on frame F so that it looks disabled. */
10740 x_disable_image (f
, img
)
10744 struct x_display_info
*dpyinfo
= FRAME_X_DISPLAY_INFO (f
);
10746 if (dpyinfo
->n_planes
>= 2)
10748 /* Color (or grayscale). Convert to gray, and equalize. Just
10749 drawing such images with a stipple can look very odd, so
10750 we're using this method instead. */
10751 XColor
*colors
= x_to_xcolors (f
, img
, 1);
10753 const int h
= 15000;
10754 const int l
= 30000;
10756 for (p
= colors
, end
= colors
+ img
->width
* img
->height
;
10760 int i
= COLOR_INTENSITY (p
->red
, p
->green
, p
->blue
);
10761 int i2
= (0xffff - h
- l
) * i
/ 0xffff + l
;
10762 p
->red
= p
->green
= p
->blue
= i2
;
10765 x_from_xcolors (f
, img
, colors
);
10768 /* Draw a cross over the disabled image, if we must or if we
10770 if (dpyinfo
->n_planes
< 2 || cross_disabled_images
)
10772 Display
*dpy
= FRAME_X_DISPLAY (f
);
10775 gc
= XCreateGC (dpy
, img
->pixmap
, 0, NULL
);
10776 XSetForeground (dpy
, gc
, BLACK_PIX_DEFAULT (f
));
10777 XDrawLine (dpy
, img
->pixmap
, gc
, 0, 0,
10778 img
->width
- 1, img
->height
- 1);
10779 XDrawLine (dpy
, img
->pixmap
, gc
, 0, img
->height
- 1,
10780 img
->width
- 1, 0);
10785 gc
= XCreateGC (dpy
, img
->mask
, 0, NULL
);
10786 XSetForeground (dpy
, gc
, WHITE_PIX_DEFAULT (f
));
10787 XDrawLine (dpy
, img
->mask
, gc
, 0, 0,
10788 img
->width
- 1, img
->height
- 1);
10789 XDrawLine (dpy
, img
->mask
, gc
, 0, img
->height
- 1,
10790 img
->width
- 1, 0);
10797 /* Build a mask for image IMG which is used on frame F. FILE is the
10798 name of an image file, for error messages. HOW determines how to
10799 determine the background color of IMG. If it is a list '(R G B)',
10800 with R, G, and B being integers >= 0, take that as the color of the
10801 background. Otherwise, determine the background color of IMG
10802 heuristically. Value is non-zero if successful. */
10805 x_build_heuristic_mask (f
, img
, how
)
10810 Display
*dpy
= FRAME_W32_DISPLAY (f
);
10811 XImage
*ximg
, *mask_img
;
10812 int x
, y
, rc
, use_img_background
;
10813 unsigned long bg
= 0;
10817 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
10819 img
->background_transparent_valid
= 0;
10822 /* Create an image and pixmap serving as mask. */
10823 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 1,
10824 &mask_img
, &img
->mask
);
10828 /* Get the X image of IMG->pixmap. */
10829 ximg
= XGetImage (dpy
, img
->pixmap
, 0, 0, img
->width
, img
->height
,
10832 /* Determine the background color of ximg. If HOW is `(R G B)'
10833 take that as color. Otherwise, use the image's background color. */
10834 use_img_background
= 1;
10840 for (i
= 0; i
< 3 && CONSP (how
) && NATNUMP (XCAR (how
)); ++i
)
10842 rgb
[i
] = XFASTINT (XCAR (how
)) & 0xffff;
10846 if (i
== 3 && NILP (how
))
10848 char color_name
[30];
10849 sprintf (color_name
, "#%04x%04x%04x", rgb
[0], rgb
[1], rgb
[2]);
10850 bg
= x_alloc_image_color (f
, img
, build_string (color_name
), 0);
10851 use_img_background
= 0;
10855 if (use_img_background
)
10856 bg
= four_corners_best (ximg
, img
->width
, img
->height
);
10858 /* Set all bits in mask_img to 1 whose color in ximg is different
10859 from the background color bg. */
10860 for (y
= 0; y
< img
->height
; ++y
)
10861 for (x
= 0; x
< img
->width
; ++x
)
10862 XPutPixel (mask_img
, x
, y
, XGetPixel (ximg
, x
, y
) != bg
);
10864 /* Fill in the background_transparent field while we have the mask handy. */
10865 image_background_transparent (img
, f
, mask_img
);
10867 /* Put mask_img into img->mask. */
10868 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
10869 x_destroy_x_image (mask_img
);
10870 XDestroyImage (ximg
);
10877 /***********************************************************************
10878 PBM (mono, gray, color)
10879 ***********************************************************************/
10882 static int pbm_image_p
P_ ((Lisp_Object object
));
10883 static int pbm_load
P_ ((struct frame
*f
, struct image
*img
));
10884 static int pbm_scan_number
P_ ((unsigned char **, unsigned char *));
10886 /* The symbol `pbm' identifying images of this type. */
10890 /* Indices of image specification fields in gs_format, below. */
10892 enum pbm_keyword_index
10901 PBM_HEURISTIC_MASK
,
10908 /* Vector of image_keyword structures describing the format
10909 of valid user-defined image specifications. */
10911 static struct image_keyword pbm_format
[PBM_LAST
] =
10913 {":type", IMAGE_SYMBOL_VALUE
, 1},
10914 {":file", IMAGE_STRING_VALUE
, 0},
10915 {":data", IMAGE_STRING_VALUE
, 0},
10916 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10917 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10918 {":relief", IMAGE_INTEGER_VALUE
, 0},
10919 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10920 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10921 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10922 {":foreground", IMAGE_STRING_OR_NIL_VALUE
, 0},
10923 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
10926 /* Structure describing the image type `pbm'. */
10928 static struct image_type pbm_type
=
10938 /* Return non-zero if OBJECT is a valid PBM image specification. */
10941 pbm_image_p (object
)
10942 Lisp_Object object
;
10944 struct image_keyword fmt
[PBM_LAST
];
10946 bcopy (pbm_format
, fmt
, sizeof fmt
);
10948 if (!parse_image_spec (object
, fmt
, PBM_LAST
, Qpbm
)
10949 || (fmt
[PBM_ASCENT
].count
10950 && XFASTINT (fmt
[PBM_ASCENT
].value
) > 100))
10953 /* Must specify either :data or :file. */
10954 return fmt
[PBM_DATA
].count
+ fmt
[PBM_FILE
].count
== 1;
10958 /* Scan a decimal number from *S and return it. Advance *S while
10959 reading the number. END is the end of the string. Value is -1 at
10963 pbm_scan_number (s
, end
)
10964 unsigned char **s
, *end
;
10970 /* Skip white-space. */
10971 while (*s
< end
&& (c
= *(*s
)++, isspace (c
)))
10976 /* Skip comment to end of line. */
10977 while (*s
< end
&& (c
= *(*s
)++, c
!= '\n'))
10980 else if (isdigit (c
))
10982 /* Read decimal number. */
10984 while (*s
< end
&& (c
= *(*s
)++, isdigit (c
)))
10985 val
= 10 * val
+ c
- '0';
10996 /* Read FILE into memory. Value is a pointer to a buffer allocated
10997 with xmalloc holding FILE's contents. Value is null if an error
10998 occured. *SIZE is set to the size of the file. */
11001 pbm_read_file (file
, size
)
11009 if (stat (XSTRING (file
)->data
, &st
) == 0
11010 && (fp
= fopen (XSTRING (file
)->data
, "r")) != NULL
11011 && (buf
= (char *) xmalloc (st
.st_size
),
11012 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
11014 *size
= st
.st_size
;
11032 /* Load PBM image IMG for use on frame F. */
11040 int width
, height
, max_color_idx
= 0;
11042 Lisp_Object file
, specified_file
;
11043 enum {PBM_MONO
, PBM_GRAY
, PBM_COLOR
} type
;
11044 struct gcpro gcpro1
;
11045 unsigned char *contents
= NULL
;
11046 unsigned char *end
, *p
;
11049 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11053 if (STRINGP (specified_file
))
11055 file
= x_find_image_file (specified_file
);
11056 if (!STRINGP (file
))
11058 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11063 contents
= slurp_file (XSTRING (file
)->data
, &size
);
11064 if (contents
== NULL
)
11066 image_error ("Error reading `%s'", file
, Qnil
);
11072 end
= contents
+ size
;
11077 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11078 p
= XSTRING (data
)->data
;
11079 end
= p
+ STRING_BYTES (XSTRING (data
));
11082 /* Check magic number. */
11083 if (end
- p
< 2 || *p
++ != 'P')
11085 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
11095 raw_p
= 0, type
= PBM_MONO
;
11099 raw_p
= 0, type
= PBM_GRAY
;
11103 raw_p
= 0, type
= PBM_COLOR
;
11107 raw_p
= 1, type
= PBM_MONO
;
11111 raw_p
= 1, type
= PBM_GRAY
;
11115 raw_p
= 1, type
= PBM_COLOR
;
11119 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
11123 /* Read width, height, maximum color-component. Characters
11124 starting with `#' up to the end of a line are ignored. */
11125 width
= pbm_scan_number (&p
, end
);
11126 height
= pbm_scan_number (&p
, end
);
11128 if (type
!= PBM_MONO
)
11130 max_color_idx
= pbm_scan_number (&p
, end
);
11131 if (raw_p
&& max_color_idx
> 255)
11132 max_color_idx
= 255;
11137 || (type
!= PBM_MONO
&& max_color_idx
< 0))
11140 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0,
11141 &ximg
, &img
->pixmap
))
11144 /* Initialize the color hash table. */
11145 init_color_table ();
11147 if (type
== PBM_MONO
)
11150 struct image_keyword fmt
[PBM_LAST
];
11151 unsigned long fg
= FRAME_FOREGROUND_PIXEL (f
);
11152 unsigned long bg
= FRAME_BACKGROUND_PIXEL (f
);
11154 /* Parse the image specification. */
11155 bcopy (pbm_format
, fmt
, sizeof fmt
);
11156 parse_image_spec (img
->spec
, fmt
, PBM_LAST
, Qpbm
);
11158 /* Get foreground and background colors, maybe allocate colors. */
11159 if (fmt
[PBM_FOREGROUND
].count
11160 && STRINGP (fmt
[PBM_FOREGROUND
].value
))
11161 fg
= x_alloc_image_color (f
, img
, fmt
[PBM_FOREGROUND
].value
, fg
);
11162 if (fmt
[PBM_BACKGROUND
].count
11163 && STRINGP (fmt
[PBM_BACKGROUND
].value
))
11165 bg
= x_alloc_image_color (f
, img
, fmt
[PBM_BACKGROUND
].value
, bg
);
11166 img
->background
= bg
;
11167 img
->background_valid
= 1;
11170 for (y
= 0; y
< height
; ++y
)
11171 for (x
= 0; x
< width
; ++x
)
11181 g
= pbm_scan_number (&p
, end
);
11183 XPutPixel (ximg
, x
, y
, g
? fg
: bg
);
11188 for (y
= 0; y
< height
; ++y
)
11189 for (x
= 0; x
< width
; ++x
)
11193 if (type
== PBM_GRAY
)
11194 r
= g
= b
= raw_p
? *p
++ : pbm_scan_number (&p
, end
);
11203 r
= pbm_scan_number (&p
, end
);
11204 g
= pbm_scan_number (&p
, end
);
11205 b
= pbm_scan_number (&p
, end
);
11208 if (r
< 0 || g
< 0 || b
< 0)
11210 xfree (ximg
->data
);
11212 XDestroyImage (ximg
);
11213 image_error ("Invalid pixel value in image `%s'",
11218 /* RGB values are now in the range 0..max_color_idx.
11219 Scale this to the range 0..0xffff supported by X. */
11220 r
= (double) r
* 65535 / max_color_idx
;
11221 g
= (double) g
* 65535 / max_color_idx
;
11222 b
= (double) b
* 65535 / max_color_idx
;
11223 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
11227 /* Store in IMG->colors the colors allocated for the image, and
11228 free the color table. */
11229 img
->colors
= colors_in_color_table (&img
->ncolors
);
11230 free_color_table ();
11232 /* Maybe fill in the background field while we have ximg handy. */
11233 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
11234 IMAGE_BACKGROUND (img
, f
, ximg
);
11236 /* Put the image into a pixmap. */
11237 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11238 x_destroy_x_image (ximg
);
11240 img
->width
= width
;
11241 img
->height
= height
;
11247 #endif /* HAVE_PBM */
11250 /***********************************************************************
11252 ***********************************************************************/
11258 /* Function prototypes. */
11260 static int png_image_p
P_ ((Lisp_Object object
));
11261 static int png_load
P_ ((struct frame
*f
, struct image
*img
));
11263 /* The symbol `png' identifying images of this type. */
11267 /* Indices of image specification fields in png_format, below. */
11269 enum png_keyword_index
11278 PNG_HEURISTIC_MASK
,
11284 /* Vector of image_keyword structures describing the format
11285 of valid user-defined image specifications. */
11287 static struct image_keyword png_format
[PNG_LAST
] =
11289 {":type", IMAGE_SYMBOL_VALUE
, 1},
11290 {":data", IMAGE_STRING_VALUE
, 0},
11291 {":file", IMAGE_STRING_VALUE
, 0},
11292 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11293 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11294 {":relief", IMAGE_INTEGER_VALUE
, 0},
11295 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11296 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11297 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11298 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
11301 /* Structure describing the image type `png'. */
11303 static struct image_type png_type
=
11313 /* Return non-zero if OBJECT is a valid PNG image specification. */
11316 png_image_p (object
)
11317 Lisp_Object object
;
11319 struct image_keyword fmt
[PNG_LAST
];
11320 bcopy (png_format
, fmt
, sizeof fmt
);
11322 if (!parse_image_spec (object
, fmt
, PNG_LAST
, Qpng
)
11323 || (fmt
[PNG_ASCENT
].count
11324 && XFASTINT (fmt
[PNG_ASCENT
].value
) > 100))
11327 /* Must specify either the :data or :file keyword. */
11328 return fmt
[PNG_FILE
].count
+ fmt
[PNG_DATA
].count
== 1;
11332 /* Error and warning handlers installed when the PNG library
11336 my_png_error (png_ptr
, msg
)
11337 png_struct
*png_ptr
;
11340 xassert (png_ptr
!= NULL
);
11341 image_error ("PNG error: %s", build_string (msg
), Qnil
);
11342 longjmp (png_ptr
->jmpbuf
, 1);
11347 my_png_warning (png_ptr
, msg
)
11348 png_struct
*png_ptr
;
11351 xassert (png_ptr
!= NULL
);
11352 image_error ("PNG warning: %s", build_string (msg
), Qnil
);
11355 /* Memory source for PNG decoding. */
11357 struct png_memory_storage
11359 unsigned char *bytes
; /* The data */
11360 size_t len
; /* How big is it? */
11361 int index
; /* Where are we? */
11365 /* Function set as reader function when reading PNG image from memory.
11366 PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
11367 bytes from the input to DATA. */
11370 png_read_from_memory (png_ptr
, data
, length
)
11371 png_structp png_ptr
;
11375 struct png_memory_storage
*tbr
11376 = (struct png_memory_storage
*) png_get_io_ptr (png_ptr
);
11378 if (length
> tbr
->len
- tbr
->index
)
11379 png_error (png_ptr
, "Read error");
11381 bcopy (tbr
->bytes
+ tbr
->index
, data
, length
);
11382 tbr
->index
= tbr
->index
+ length
;
11385 /* Load PNG image IMG for use on frame F. Value is non-zero if
11393 Lisp_Object file
, specified_file
;
11394 Lisp_Object specified_data
;
11396 XImage
*ximg
, *mask_img
= NULL
;
11397 struct gcpro gcpro1
;
11398 png_struct
*png_ptr
= NULL
;
11399 png_info
*info_ptr
= NULL
, *end_info
= NULL
;
11400 FILE *volatile fp
= NULL
;
11402 png_byte
*volatile pixels
= NULL
;
11403 png_byte
**volatile rows
= NULL
;
11404 png_uint_32 width
, height
;
11405 int bit_depth
, color_type
, interlace_type
;
11407 png_uint_32 row_bytes
;
11410 double screen_gamma
, image_gamma
;
11412 struct png_memory_storage tbr
; /* Data to be read */
11414 /* Find out what file to load. */
11415 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11416 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11420 if (NILP (specified_data
))
11422 file
= x_find_image_file (specified_file
);
11423 if (!STRINGP (file
))
11425 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11430 /* Open the image file. */
11431 fp
= fopen (XSTRING (file
)->data
, "rb");
11434 image_error ("Cannot open image file `%s'", file
, Qnil
);
11440 /* Check PNG signature. */
11441 if (fread (sig
, 1, sizeof sig
, fp
) != sizeof sig
11442 || !png_check_sig (sig
, sizeof sig
))
11444 image_error ("Not a PNG file:` %s'", file
, Qnil
);
11452 /* Read from memory. */
11453 tbr
.bytes
= XSTRING (specified_data
)->data
;
11454 tbr
.len
= STRING_BYTES (XSTRING (specified_data
));
11457 /* Check PNG signature. */
11458 if (tbr
.len
< sizeof sig
11459 || !png_check_sig (tbr
.bytes
, sizeof sig
))
11461 image_error ("Not a PNG image: `%s'", img
->spec
, Qnil
);
11466 /* Need to skip past the signature. */
11467 tbr
.bytes
+= sizeof (sig
);
11470 /* Initialize read and info structs for PNG lib. */
11471 png_ptr
= png_create_read_struct (PNG_LIBPNG_VER_STRING
, NULL
,
11472 my_png_error
, my_png_warning
);
11475 if (fp
) fclose (fp
);
11480 info_ptr
= png_create_info_struct (png_ptr
);
11483 png_destroy_read_struct (&png_ptr
, NULL
, NULL
);
11484 if (fp
) fclose (fp
);
11489 end_info
= png_create_info_struct (png_ptr
);
11492 png_destroy_read_struct (&png_ptr
, &info_ptr
, NULL
);
11493 if (fp
) fclose (fp
);
11498 /* Set error jump-back. We come back here when the PNG library
11499 detects an error. */
11500 if (setjmp (png_ptr
->jmpbuf
))
11504 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
11507 if (fp
) fclose (fp
);
11512 /* Read image info. */
11513 if (!NILP (specified_data
))
11514 png_set_read_fn (png_ptr
, (void *) &tbr
, png_read_from_memory
);
11516 png_init_io (png_ptr
, fp
);
11518 png_set_sig_bytes (png_ptr
, sizeof sig
);
11519 png_read_info (png_ptr
, info_ptr
);
11520 png_get_IHDR (png_ptr
, info_ptr
, &width
, &height
, &bit_depth
, &color_type
,
11521 &interlace_type
, NULL
, NULL
);
11523 /* If image contains simply transparency data, we prefer to
11524 construct a clipping mask. */
11525 if (png_get_valid (png_ptr
, info_ptr
, PNG_INFO_tRNS
))
11530 /* This function is easier to write if we only have to handle
11531 one data format: RGB or RGBA with 8 bits per channel. Let's
11532 transform other formats into that format. */
11534 /* Strip more than 8 bits per channel. */
11535 if (bit_depth
== 16)
11536 png_set_strip_16 (png_ptr
);
11538 /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
11540 png_set_expand (png_ptr
);
11542 /* Convert grayscale images to RGB. */
11543 if (color_type
== PNG_COLOR_TYPE_GRAY
11544 || color_type
== PNG_COLOR_TYPE_GRAY_ALPHA
)
11545 png_set_gray_to_rgb (png_ptr
);
11547 /* The value 2.2 is a guess for PC monitors from PNG example.c. */
11548 gamma_str
= getenv ("SCREEN_GAMMA");
11549 screen_gamma
= gamma_str
? atof (gamma_str
) : 2.2;
11551 /* Tell the PNG lib to handle gamma correction for us. */
11553 #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
11554 if (png_get_sRGB (png_ptr
, info_ptr
, &intent
))
11555 /* There is a special chunk in the image specifying the gamma. */
11556 png_set_sRGB (png_ptr
, info_ptr
, intent
);
11559 if (png_get_gAMA (png_ptr
, info_ptr
, &image_gamma
))
11560 /* Image contains gamma information. */
11561 png_set_gamma (png_ptr
, screen_gamma
, image_gamma
);
11563 /* Use a default of 0.5 for the image gamma. */
11564 png_set_gamma (png_ptr
, screen_gamma
, 0.5);
11566 /* Handle alpha channel by combining the image with a background
11567 color. Do this only if a real alpha channel is supplied. For
11568 simple transparency, we prefer a clipping mask. */
11569 if (!transparent_p
)
11571 png_color_16
*image_background
;
11572 Lisp_Object specified_bg
11573 = image_spec_value (img
->spec
, QCbackground
, NULL
);
11576 if (STRINGP (specified_bg
))
11577 /* The user specified `:background', use that. */
11580 if (w32_defined_color (f
, XSTRING (specified_bg
)->data
, &color
, 0))
11582 png_color_16 user_bg
;
11584 bzero (&user_bg
, sizeof user_bg
);
11585 user_bg
.red
= color
.red
;
11586 user_bg
.green
= color
.green
;
11587 user_bg
.blue
= color
.blue
;
11589 png_set_background (png_ptr
, &user_bg
,
11590 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
11593 else if (png_get_bKGD (png_ptr
, info_ptr
, &image_background
))
11594 /* Image contains a background color with which to
11595 combine the image. */
11596 png_set_background (png_ptr
, image_background
,
11597 PNG_BACKGROUND_GAMMA_FILE
, 1, 1.0);
11600 /* Image does not contain a background color with which
11601 to combine the image data via an alpha channel. Use
11602 the frame's background instead. */
11605 png_color_16 frame_background
;
11607 cmap
= FRAME_X_COLORMAP (f
);
11608 color
.pixel
= FRAME_BACKGROUND_PIXEL (f
);
11609 x_query_color (f
, &color
);
11611 bzero (&frame_background
, sizeof frame_background
);
11612 frame_background
.red
= color
.red
;
11613 frame_background
.green
= color
.green
;
11614 frame_background
.blue
= color
.blue
;
11616 png_set_background (png_ptr
, &frame_background
,
11617 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
11621 /* Update info structure. */
11622 png_read_update_info (png_ptr
, info_ptr
);
11624 /* Get number of channels. Valid values are 1 for grayscale images
11625 and images with a palette, 2 for grayscale images with transparency
11626 information (alpha channel), 3 for RGB images, and 4 for RGB
11627 images with alpha channel, i.e. RGBA. If conversions above were
11628 sufficient we should only have 3 or 4 channels here. */
11629 channels
= png_get_channels (png_ptr
, info_ptr
);
11630 xassert (channels
== 3 || channels
== 4);
11632 /* Number of bytes needed for one row of the image. */
11633 row_bytes
= png_get_rowbytes (png_ptr
, info_ptr
);
11635 /* Allocate memory for the image. */
11636 pixels
= (png_byte
*) xmalloc (row_bytes
* height
* sizeof *pixels
);
11637 rows
= (png_byte
**) xmalloc (height
* sizeof *rows
);
11638 for (i
= 0; i
< height
; ++i
)
11639 rows
[i
] = pixels
+ i
* row_bytes
;
11641 /* Read the entire image. */
11642 png_read_image (png_ptr
, rows
);
11643 png_read_end (png_ptr
, info_ptr
);
11650 /* Create the X image and pixmap. */
11651 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
11655 /* Create an image and pixmap serving as mask if the PNG image
11656 contains an alpha channel. */
11659 && !x_create_x_image_and_pixmap (f
, width
, height
, 1,
11660 &mask_img
, &img
->mask
))
11662 x_destroy_x_image (ximg
);
11663 XFreePixmap (FRAME_W32_DISPLAY (f
), img
->pixmap
);
11668 /* Fill the X image and mask from PNG data. */
11669 init_color_table ();
11671 for (y
= 0; y
< height
; ++y
)
11673 png_byte
*p
= rows
[y
];
11675 for (x
= 0; x
< width
; ++x
)
11682 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
11684 /* An alpha channel, aka mask channel, associates variable
11685 transparency with an image. Where other image formats
11686 support binary transparency---fully transparent or fully
11687 opaque---PNG allows up to 254 levels of partial transparency.
11688 The PNG library implements partial transparency by combining
11689 the image with a specified background color.
11691 I'm not sure how to handle this here nicely: because the
11692 background on which the image is displayed may change, for
11693 real alpha channel support, it would be necessary to create
11694 a new image for each possible background.
11696 What I'm doing now is that a mask is created if we have
11697 boolean transparency information. Otherwise I'm using
11698 the frame's background color to combine the image with. */
11703 XPutPixel (mask_img
, x
, y
, *p
> 0);
11709 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
11710 /* Set IMG's background color from the PNG image, unless the user
11714 if (png_get_bKGD (png_ptr
, info_ptr
, &bg
))
11716 img
->background
= lookup_rgb_color (f
, bg
->red
, bg
->green
, bg
->blue
);
11717 img
->background_valid
= 1;
11721 /* Remember colors allocated for this image. */
11722 img
->colors
= colors_in_color_table (&img
->ncolors
);
11723 free_color_table ();
11726 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
11730 img
->width
= width
;
11731 img
->height
= height
;
11733 /* Maybe fill in the background field while we have ximg handy. */
11734 IMAGE_BACKGROUND (img
, f
, ximg
);
11736 /* Put the image into the pixmap, then free the X image and its buffer. */
11737 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11738 x_destroy_x_image (ximg
);
11740 /* Same for the mask. */
11743 /* Fill in the background_transparent field while we have the mask
11745 image_background_transparent (img
, f
, mask_img
);
11747 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
11748 x_destroy_x_image (mask_img
);
11755 #endif /* HAVE_PNG != 0 */
11759 /***********************************************************************
11761 ***********************************************************************/
11765 /* Work around a warning about HAVE_STDLIB_H being redefined in
11767 #ifdef HAVE_STDLIB_H
11768 #define HAVE_STDLIB_H_1
11769 #undef HAVE_STDLIB_H
11770 #endif /* HAVE_STLIB_H */
11772 #include <jpeglib.h>
11773 #include <jerror.h>
11774 #include <setjmp.h>
11776 #ifdef HAVE_STLIB_H_1
11777 #define HAVE_STDLIB_H 1
11780 static int jpeg_image_p
P_ ((Lisp_Object object
));
11781 static int jpeg_load
P_ ((struct frame
*f
, struct image
*img
));
11783 /* The symbol `jpeg' identifying images of this type. */
11787 /* Indices of image specification fields in gs_format, below. */
11789 enum jpeg_keyword_index
11798 JPEG_HEURISTIC_MASK
,
11804 /* Vector of image_keyword structures describing the format
11805 of valid user-defined image specifications. */
11807 static struct image_keyword jpeg_format
[JPEG_LAST
] =
11809 {":type", IMAGE_SYMBOL_VALUE
, 1},
11810 {":data", IMAGE_STRING_VALUE
, 0},
11811 {":file", IMAGE_STRING_VALUE
, 0},
11812 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11813 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11814 {":relief", IMAGE_INTEGER_VALUE
, 0},
11815 {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11816 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11817 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11818 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
11821 /* Structure describing the image type `jpeg'. */
11823 static struct image_type jpeg_type
=
11833 /* Return non-zero if OBJECT is a valid JPEG image specification. */
11836 jpeg_image_p (object
)
11837 Lisp_Object object
;
11839 struct image_keyword fmt
[JPEG_LAST
];
11841 bcopy (jpeg_format
, fmt
, sizeof fmt
);
11843 if (!parse_image_spec (object
, fmt
, JPEG_LAST
, Qjpeg
)
11844 || (fmt
[JPEG_ASCENT
].count
11845 && XFASTINT (fmt
[JPEG_ASCENT
].value
) > 100))
11848 /* Must specify either the :data or :file keyword. */
11849 return fmt
[JPEG_FILE
].count
+ fmt
[JPEG_DATA
].count
== 1;
11853 struct my_jpeg_error_mgr
11855 struct jpeg_error_mgr pub
;
11856 jmp_buf setjmp_buffer
;
11860 my_error_exit (cinfo
)
11861 j_common_ptr cinfo
;
11863 struct my_jpeg_error_mgr
*mgr
= (struct my_jpeg_error_mgr
*) cinfo
->err
;
11864 longjmp (mgr
->setjmp_buffer
, 1);
11867 /* Init source method for JPEG data source manager. Called by
11868 jpeg_read_header() before any data is actually read. See
11869 libjpeg.doc from the JPEG lib distribution. */
11872 our_init_source (cinfo
)
11873 j_decompress_ptr cinfo
;
11878 /* Fill input buffer method for JPEG data source manager. Called
11879 whenever more data is needed. We read the whole image in one step,
11880 so this only adds a fake end of input marker at the end. */
11883 our_fill_input_buffer (cinfo
)
11884 j_decompress_ptr cinfo
;
11886 /* Insert a fake EOI marker. */
11887 struct jpeg_source_mgr
*src
= cinfo
->src
;
11888 static JOCTET buffer
[2];
11890 buffer
[0] = (JOCTET
) 0xFF;
11891 buffer
[1] = (JOCTET
) JPEG_EOI
;
11893 src
->next_input_byte
= buffer
;
11894 src
->bytes_in_buffer
= 2;
11899 /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
11900 is the JPEG data source manager. */
11903 our_skip_input_data (cinfo
, num_bytes
)
11904 j_decompress_ptr cinfo
;
11907 struct jpeg_source_mgr
*src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11911 if (num_bytes
> src
->bytes_in_buffer
)
11912 ERREXIT (cinfo
, JERR_INPUT_EOF
);
11914 src
->bytes_in_buffer
-= num_bytes
;
11915 src
->next_input_byte
+= num_bytes
;
11920 /* Method to terminate data source. Called by
11921 jpeg_finish_decompress() after all data has been processed. */
11924 our_term_source (cinfo
)
11925 j_decompress_ptr cinfo
;
11930 /* Set up the JPEG lib for reading an image from DATA which contains
11931 LEN bytes. CINFO is the decompression info structure created for
11932 reading the image. */
11935 jpeg_memory_src (cinfo
, data
, len
)
11936 j_decompress_ptr cinfo
;
11940 struct jpeg_source_mgr
*src
;
11942 if (cinfo
->src
== NULL
)
11944 /* First time for this JPEG object? */
11945 cinfo
->src
= (struct jpeg_source_mgr
*)
11946 (*cinfo
->mem
->alloc_small
) ((j_common_ptr
) cinfo
, JPOOL_PERMANENT
,
11947 sizeof (struct jpeg_source_mgr
));
11948 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11949 src
->next_input_byte
= data
;
11952 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
11953 src
->init_source
= our_init_source
;
11954 src
->fill_input_buffer
= our_fill_input_buffer
;
11955 src
->skip_input_data
= our_skip_input_data
;
11956 src
->resync_to_restart
= jpeg_resync_to_restart
; /* Use default method. */
11957 src
->term_source
= our_term_source
;
11958 src
->bytes_in_buffer
= len
;
11959 src
->next_input_byte
= data
;
11963 /* Load image IMG for use on frame F. Patterned after example.c
11964 from the JPEG lib. */
11971 struct jpeg_decompress_struct cinfo
;
11972 struct my_jpeg_error_mgr mgr
;
11973 Lisp_Object file
, specified_file
;
11974 Lisp_Object specified_data
;
11975 FILE * volatile fp
= NULL
;
11977 int row_stride
, x
, y
;
11978 XImage
*ximg
= NULL
;
11980 unsigned long *colors
;
11982 struct gcpro gcpro1
;
11984 /* Open the JPEG file. */
11985 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11986 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11990 if (NILP (specified_data
))
11992 file
= x_find_image_file (specified_file
);
11993 if (!STRINGP (file
))
11995 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
12000 fp
= fopen (XSTRING (file
)->data
, "r");
12003 image_error ("Cannot open `%s'", file
, Qnil
);
12009 /* Customize libjpeg's error handling to call my_error_exit when an
12010 error is detected. This function will perform a longjmp. */
12011 cinfo
.err
= jpeg_std_error (&mgr
.pub
);
12012 mgr
.pub
.error_exit
= my_error_exit
;
12014 if ((rc
= setjmp (mgr
.setjmp_buffer
)) != 0)
12018 /* Called from my_error_exit. Display a JPEG error. */
12019 char buffer
[JMSG_LENGTH_MAX
];
12020 cinfo
.err
->format_message ((j_common_ptr
) &cinfo
, buffer
);
12021 image_error ("Error reading JPEG image `%s': %s", img
->spec
,
12022 build_string (buffer
));
12025 /* Close the input file and destroy the JPEG object. */
12028 jpeg_destroy_decompress (&cinfo
);
12030 /* If we already have an XImage, free that. */
12031 x_destroy_x_image (ximg
);
12033 /* Free pixmap and colors. */
12034 x_clear_image (f
, img
);
12040 /* Create the JPEG decompression object. Let it read from fp.
12041 Read the JPEG image header. */
12042 jpeg_create_decompress (&cinfo
);
12044 if (NILP (specified_data
))
12045 jpeg_stdio_src (&cinfo
, fp
);
12047 jpeg_memory_src (&cinfo
, XSTRING (specified_data
)->data
,
12048 STRING_BYTES (XSTRING (specified_data
)));
12050 jpeg_read_header (&cinfo
, TRUE
);
12052 /* Customize decompression so that color quantization will be used.
12053 Start decompression. */
12054 cinfo
.quantize_colors
= TRUE
;
12055 jpeg_start_decompress (&cinfo
);
12056 width
= img
->width
= cinfo
.output_width
;
12057 height
= img
->height
= cinfo
.output_height
;
12059 /* Create X image and pixmap. */
12060 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
12062 longjmp (mgr
.setjmp_buffer
, 2);
12064 /* Allocate colors. When color quantization is used,
12065 cinfo.actual_number_of_colors has been set with the number of
12066 colors generated, and cinfo.colormap is a two-dimensional array
12067 of color indices in the range 0..cinfo.actual_number_of_colors.
12068 No more than 255 colors will be generated. */
12072 if (cinfo
.out_color_components
> 2)
12073 ir
= 0, ig
= 1, ib
= 2;
12074 else if (cinfo
.out_color_components
> 1)
12075 ir
= 0, ig
= 1, ib
= 0;
12077 ir
= 0, ig
= 0, ib
= 0;
12079 /* Use the color table mechanism because it handles colors that
12080 cannot be allocated nicely. Such colors will be replaced with
12081 a default color, and we don't have to care about which colors
12082 can be freed safely, and which can't. */
12083 init_color_table ();
12084 colors
= (unsigned long *) alloca (cinfo
.actual_number_of_colors
12087 for (i
= 0; i
< cinfo
.actual_number_of_colors
; ++i
)
12089 /* Multiply RGB values with 255 because X expects RGB values
12090 in the range 0..0xffff. */
12091 int r
= cinfo
.colormap
[ir
][i
] << 8;
12092 int g
= cinfo
.colormap
[ig
][i
] << 8;
12093 int b
= cinfo
.colormap
[ib
][i
] << 8;
12094 colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
12097 /* Remember those colors actually allocated. */
12098 img
->colors
= colors_in_color_table (&img
->ncolors
);
12099 free_color_table ();
12103 row_stride
= width
* cinfo
.output_components
;
12104 buffer
= cinfo
.mem
->alloc_sarray ((j_common_ptr
) &cinfo
, JPOOL_IMAGE
,
12106 for (y
= 0; y
< height
; ++y
)
12108 jpeg_read_scanlines (&cinfo
, buffer
, 1);
12109 for (x
= 0; x
< cinfo
.output_width
; ++x
)
12110 XPutPixel (ximg
, x
, y
, colors
[buffer
[0][x
]]);
12114 jpeg_finish_decompress (&cinfo
);
12115 jpeg_destroy_decompress (&cinfo
);
12119 /* Maybe fill in the background field while we have ximg handy. */
12120 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12121 IMAGE_BACKGROUND (img
, f
, ximg
);
12123 /* Put the image into the pixmap. */
12124 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12125 x_destroy_x_image (ximg
);
12131 #endif /* HAVE_JPEG */
12135 /***********************************************************************
12137 ***********************************************************************/
12141 #include <tiffio.h>
12143 static int tiff_image_p
P_ ((Lisp_Object object
));
12144 static int tiff_load
P_ ((struct frame
*f
, struct image
*img
));
12146 /* The symbol `tiff' identifying images of this type. */
12150 /* Indices of image specification fields in tiff_format, below. */
12152 enum tiff_keyword_index
12161 TIFF_HEURISTIC_MASK
,
12167 /* Vector of image_keyword structures describing the format
12168 of valid user-defined image specifications. */
12170 static struct image_keyword tiff_format
[TIFF_LAST
] =
12172 {":type", IMAGE_SYMBOL_VALUE
, 1},
12173 {":data", IMAGE_STRING_VALUE
, 0},
12174 {":file", IMAGE_STRING_VALUE
, 0},
12175 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12176 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12177 {":relief", IMAGE_INTEGER_VALUE
, 0},
12178 {":conversions", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12179 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12180 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12181 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12184 /* Structure describing the image type `tiff'. */
12186 static struct image_type tiff_type
=
12196 /* Return non-zero if OBJECT is a valid TIFF image specification. */
12199 tiff_image_p (object
)
12200 Lisp_Object object
;
12202 struct image_keyword fmt
[TIFF_LAST
];
12203 bcopy (tiff_format
, fmt
, sizeof fmt
);
12205 if (!parse_image_spec (object
, fmt
, TIFF_LAST
, Qtiff
)
12206 || (fmt
[TIFF_ASCENT
].count
12207 && XFASTINT (fmt
[TIFF_ASCENT
].value
) > 100))
12210 /* Must specify either the :data or :file keyword. */
12211 return fmt
[TIFF_FILE
].count
+ fmt
[TIFF_DATA
].count
== 1;
12215 /* Reading from a memory buffer for TIFF images Based on the PNG
12216 memory source, but we have to provide a lot of extra functions.
12219 We really only need to implement read and seek, but I am not
12220 convinced that the TIFF library is smart enough not to destroy
12221 itself if we only hand it the function pointers we need to
12226 unsigned char *bytes
;
12230 tiff_memory_source
;
12233 tiff_read_from_memory (data
, buf
, size
)
12238 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
12240 if (size
> src
->len
- src
->index
)
12241 return (size_t) -1;
12242 bcopy (src
->bytes
+ src
->index
, buf
, size
);
12243 src
->index
+= size
;
12248 tiff_write_from_memory (data
, buf
, size
)
12253 return (size_t) -1;
12257 tiff_seek_in_memory (data
, off
, whence
)
12262 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
12267 case SEEK_SET
: /* Go from beginning of source. */
12271 case SEEK_END
: /* Go from end of source. */
12272 idx
= src
->len
+ off
;
12275 case SEEK_CUR
: /* Go from current position. */
12276 idx
= src
->index
+ off
;
12279 default: /* Invalid `whence'. */
12283 if (idx
> src
->len
|| idx
< 0)
12291 tiff_close_memory (data
)
12299 tiff_mmap_memory (data
, pbase
, psize
)
12304 /* It is already _IN_ memory. */
12309 tiff_unmap_memory (data
, base
, size
)
12314 /* We don't need to do this. */
12318 tiff_size_of_memory (data
)
12321 return ((tiff_memory_source
*) data
)->len
;
12326 tiff_error_handler (title
, format
, ap
)
12327 const char *title
, *format
;
12333 len
= sprintf (buf
, "TIFF error: %s ", title
);
12334 vsprintf (buf
+ len
, format
, ap
);
12335 add_to_log (buf
, Qnil
, Qnil
);
12340 tiff_warning_handler (title
, format
, ap
)
12341 const char *title
, *format
;
12347 len
= sprintf (buf
, "TIFF warning: %s ", title
);
12348 vsprintf (buf
+ len
, format
, ap
);
12349 add_to_log (buf
, Qnil
, Qnil
);
12353 /* Load TIFF image IMG for use on frame F. Value is non-zero if
12361 Lisp_Object file
, specified_file
;
12362 Lisp_Object specified_data
;
12364 int width
, height
, x
, y
;
12368 struct gcpro gcpro1
;
12369 tiff_memory_source memsrc
;
12371 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
12372 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
12376 TIFFSetErrorHandler (tiff_error_handler
);
12377 TIFFSetWarningHandler (tiff_warning_handler
);
12379 if (NILP (specified_data
))
12381 /* Read from a file */
12382 file
= x_find_image_file (specified_file
);
12383 if (!STRINGP (file
))
12385 image_error ("Cannot find image file `%s'", file
, Qnil
);
12390 /* Try to open the image file. */
12391 tiff
= TIFFOpen (XSTRING (file
)->data
, "r");
12394 image_error ("Cannot open `%s'", file
, Qnil
);
12401 /* Memory source! */
12402 memsrc
.bytes
= XSTRING (specified_data
)->data
;
12403 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
12406 tiff
= TIFFClientOpen ("memory_source", "r", &memsrc
,
12407 (TIFFReadWriteProc
) tiff_read_from_memory
,
12408 (TIFFReadWriteProc
) tiff_write_from_memory
,
12409 tiff_seek_in_memory
,
12411 tiff_size_of_memory
,
12413 tiff_unmap_memory
);
12417 image_error ("Cannot open memory source for `%s'", img
->spec
, Qnil
);
12423 /* Get width and height of the image, and allocate a raster buffer
12424 of width x height 32-bit values. */
12425 TIFFGetField (tiff
, TIFFTAG_IMAGEWIDTH
, &width
);
12426 TIFFGetField (tiff
, TIFFTAG_IMAGELENGTH
, &height
);
12427 buf
= (uint32
*) xmalloc (width
* height
* sizeof *buf
);
12429 rc
= TIFFReadRGBAImage (tiff
, width
, height
, buf
, 0);
12433 image_error ("Error reading TIFF image `%s'", img
->spec
, Qnil
);
12439 /* Create the X image and pixmap. */
12440 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
12447 /* Initialize the color table. */
12448 init_color_table ();
12450 /* Process the pixel raster. Origin is in the lower-left corner. */
12451 for (y
= 0; y
< height
; ++y
)
12453 uint32
*row
= buf
+ y
* width
;
12455 for (x
= 0; x
< width
; ++x
)
12457 uint32 abgr
= row
[x
];
12458 int r
= TIFFGetR (abgr
) << 8;
12459 int g
= TIFFGetG (abgr
) << 8;
12460 int b
= TIFFGetB (abgr
) << 8;
12461 XPutPixel (ximg
, x
, height
- 1 - y
, lookup_rgb_color (f
, r
, g
, b
));
12465 /* Remember the colors allocated for the image. Free the color table. */
12466 img
->colors
= colors_in_color_table (&img
->ncolors
);
12467 free_color_table ();
12469 img
->width
= width
;
12470 img
->height
= height
;
12472 /* Maybe fill in the background field while we have ximg handy. */
12473 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12474 IMAGE_BACKGROUND (img
, f
, ximg
);
12476 /* Put the image into the pixmap, then free the X image and its buffer. */
12477 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12478 x_destroy_x_image (ximg
);
12485 #endif /* HAVE_TIFF != 0 */
12489 /***********************************************************************
12491 ***********************************************************************/
12495 #include <gif_lib.h>
12497 static int gif_image_p
P_ ((Lisp_Object object
));
12498 static int gif_load
P_ ((struct frame
*f
, struct image
*img
));
12500 /* The symbol `gif' identifying images of this type. */
12504 /* Indices of image specification fields in gif_format, below. */
12506 enum gif_keyword_index
12515 GIF_HEURISTIC_MASK
,
12522 /* Vector of image_keyword structures describing the format
12523 of valid user-defined image specifications. */
12525 static struct image_keyword gif_format
[GIF_LAST
] =
12527 {":type", IMAGE_SYMBOL_VALUE
, 1},
12528 {":data", IMAGE_STRING_VALUE
, 0},
12529 {":file", IMAGE_STRING_VALUE
, 0},
12530 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12531 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12532 {":relief", IMAGE_INTEGER_VALUE
, 0},
12533 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12534 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12535 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12536 {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12537 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12540 /* Structure describing the image type `gif'. */
12542 static struct image_type gif_type
=
12551 /* Return non-zero if OBJECT is a valid GIF image specification. */
12554 gif_image_p (object
)
12555 Lisp_Object object
;
12557 struct image_keyword fmt
[GIF_LAST
];
12558 bcopy (gif_format
, fmt
, sizeof fmt
);
12560 if (!parse_image_spec (object
, fmt
, GIF_LAST
, Qgif
)
12561 || (fmt
[GIF_ASCENT
].count
12562 && XFASTINT (fmt
[GIF_ASCENT
].value
) > 100))
12565 /* Must specify either the :data or :file keyword. */
12566 return fmt
[GIF_FILE
].count
+ fmt
[GIF_DATA
].count
== 1;
12569 /* Reading a GIF image from memory
12570 Based on the PNG memory stuff to a certain extent. */
12574 unsigned char *bytes
;
12580 /* Make the current memory source available to gif_read_from_memory.
12581 It's done this way because not all versions of libungif support
12582 a UserData field in the GifFileType structure. */
12583 static gif_memory_source
*current_gif_memory_src
;
12586 gif_read_from_memory (file
, buf
, len
)
12591 gif_memory_source
*src
= current_gif_memory_src
;
12593 if (len
> src
->len
- src
->index
)
12596 bcopy (src
->bytes
+ src
->index
, buf
, len
);
12602 /* Load GIF image IMG for use on frame F. Value is non-zero if
12610 Lisp_Object file
, specified_file
;
12611 Lisp_Object specified_data
;
12612 int rc
, width
, height
, x
, y
, i
;
12614 ColorMapObject
*gif_color_map
;
12615 unsigned long pixel_colors
[256];
12617 struct gcpro gcpro1
;
12619 int ino
, image_left
, image_top
, image_width
, image_height
;
12620 gif_memory_source memsrc
;
12621 unsigned char *raster
;
12623 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
12624 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
12628 if (NILP (specified_data
))
12630 file
= x_find_image_file (specified_file
);
12631 if (!STRINGP (file
))
12633 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
12638 /* Open the GIF file. */
12639 gif
= DGifOpenFileName (XSTRING (file
)->data
);
12642 image_error ("Cannot open `%s'", file
, Qnil
);
12649 /* Read from memory! */
12650 current_gif_memory_src
= &memsrc
;
12651 memsrc
.bytes
= XSTRING (specified_data
)->data
;
12652 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
12655 gif
= DGifOpen(&memsrc
, gif_read_from_memory
);
12658 image_error ("Cannot open memory source `%s'", img
->spec
, Qnil
);
12664 /* Read entire contents. */
12665 rc
= DGifSlurp (gif
);
12666 if (rc
== GIF_ERROR
)
12668 image_error ("Error reading `%s'", img
->spec
, Qnil
);
12669 DGifCloseFile (gif
);
12674 image
= image_spec_value (img
->spec
, QCindex
, NULL
);
12675 ino
= INTEGERP (image
) ? XFASTINT (image
) : 0;
12676 if (ino
>= gif
->ImageCount
)
12678 image_error ("Invalid image number `%s' in image `%s'",
12680 DGifCloseFile (gif
);
12685 width
= img
->width
= gif
->SWidth
;
12686 height
= img
->height
= gif
->SHeight
;
12688 /* Create the X image and pixmap. */
12689 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
12691 DGifCloseFile (gif
);
12696 /* Allocate colors. */
12697 gif_color_map
= gif
->SavedImages
[ino
].ImageDesc
.ColorMap
;
12698 if (!gif_color_map
)
12699 gif_color_map
= gif
->SColorMap
;
12700 init_color_table ();
12701 bzero (pixel_colors
, sizeof pixel_colors
);
12703 for (i
= 0; i
< gif_color_map
->ColorCount
; ++i
)
12705 int r
= gif_color_map
->Colors
[i
].Red
<< 8;
12706 int g
= gif_color_map
->Colors
[i
].Green
<< 8;
12707 int b
= gif_color_map
->Colors
[i
].Blue
<< 8;
12708 pixel_colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
12711 img
->colors
= colors_in_color_table (&img
->ncolors
);
12712 free_color_table ();
12714 /* Clear the part of the screen image that are not covered by
12715 the image from the GIF file. Full animated GIF support
12716 requires more than can be done here (see the gif89 spec,
12717 disposal methods). Let's simply assume that the part
12718 not covered by a sub-image is in the frame's background color. */
12719 image_top
= gif
->SavedImages
[ino
].ImageDesc
.Top
;
12720 image_left
= gif
->SavedImages
[ino
].ImageDesc
.Left
;
12721 image_width
= gif
->SavedImages
[ino
].ImageDesc
.Width
;
12722 image_height
= gif
->SavedImages
[ino
].ImageDesc
.Height
;
12724 for (y
= 0; y
< image_top
; ++y
)
12725 for (x
= 0; x
< width
; ++x
)
12726 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12728 for (y
= image_top
+ image_height
; y
< height
; ++y
)
12729 for (x
= 0; x
< width
; ++x
)
12730 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12732 for (y
= image_top
; y
< image_top
+ image_height
; ++y
)
12734 for (x
= 0; x
< image_left
; ++x
)
12735 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12736 for (x
= image_left
+ image_width
; x
< width
; ++x
)
12737 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
12740 /* Read the GIF image into the X image. We use a local variable
12741 `raster' here because RasterBits below is a char *, and invites
12742 problems with bytes >= 0x80. */
12743 raster
= (unsigned char *) gif
->SavedImages
[ino
].RasterBits
;
12745 if (gif
->SavedImages
[ino
].ImageDesc
.Interlace
)
12747 static int interlace_start
[] = {0, 4, 2, 1};
12748 static int interlace_increment
[] = {8, 8, 4, 2};
12750 int row
= interlace_start
[0];
12754 for (y
= 0; y
< image_height
; y
++)
12756 if (row
>= image_height
)
12758 row
= interlace_start
[++pass
];
12759 while (row
>= image_height
)
12760 row
= interlace_start
[++pass
];
12763 for (x
= 0; x
< image_width
; x
++)
12765 int i
= raster
[(y
* image_width
) + x
];
12766 XPutPixel (ximg
, x
+ image_left
, row
+ image_top
,
12770 row
+= interlace_increment
[pass
];
12775 for (y
= 0; y
< image_height
; ++y
)
12776 for (x
= 0; x
< image_width
; ++x
)
12778 int i
= raster
[y
* image_width
+ x
];
12779 XPutPixel (ximg
, x
+ image_left
, y
+ image_top
, pixel_colors
[i
]);
12783 DGifCloseFile (gif
);
12785 /* Maybe fill in the background field while we have ximg handy. */
12786 if (NILP (image_spec_value (img
->spec
, QCbackground
, NULL
)))
12787 IMAGE_BACKGROUND (img
, f
, ximg
);
12789 /* Put the image into the pixmap, then free the X image and its buffer. */
12790 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
12791 x_destroy_x_image (ximg
);
12797 #endif /* HAVE_GIF != 0 */
12801 /***********************************************************************
12803 ***********************************************************************/
12805 Lisp_Object Qpostscript
;
12807 #ifdef HAVE_GHOSTSCRIPT
12808 static int gs_image_p
P_ ((Lisp_Object object
));
12809 static int gs_load
P_ ((struct frame
*f
, struct image
*img
));
12810 static void gs_clear_image
P_ ((struct frame
*f
, struct image
*img
));
12812 /* The symbol `postscript' identifying images of this type. */
12814 /* Keyword symbols. */
12816 Lisp_Object QCloader
, QCbounding_box
, QCpt_width
, QCpt_height
;
12818 /* Indices of image specification fields in gs_format, below. */
12820 enum gs_keyword_index
12838 /* Vector of image_keyword structures describing the format
12839 of valid user-defined image specifications. */
12841 static struct image_keyword gs_format
[GS_LAST
] =
12843 {":type", IMAGE_SYMBOL_VALUE
, 1},
12844 {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
12845 {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
12846 {":file", IMAGE_STRING_VALUE
, 1},
12847 {":loader", IMAGE_FUNCTION_VALUE
, 0},
12848 {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE
, 1},
12849 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
12850 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
12851 {":relief", IMAGE_INTEGER_VALUE
, 0},
12852 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12853 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12854 {":mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
12855 {":background", IMAGE_STRING_OR_NIL_VALUE
, 0}
12858 /* Structure describing the image type `ghostscript'. */
12860 static struct image_type gs_type
=
12870 /* Free X resources of Ghostscript image IMG which is used on frame F. */
12873 gs_clear_image (f
, img
)
12877 /* IMG->data.ptr_val may contain a recorded colormap. */
12878 xfree (img
->data
.ptr_val
);
12879 x_clear_image (f
, img
);
12883 /* Return non-zero if OBJECT is a valid Ghostscript image
12887 gs_image_p (object
)
12888 Lisp_Object object
;
12890 struct image_keyword fmt
[GS_LAST
];
12894 bcopy (gs_format
, fmt
, sizeof fmt
);
12896 if (!parse_image_spec (object
, fmt
, GS_LAST
, Qpostscript
)
12897 || (fmt
[GS_ASCENT
].count
12898 && XFASTINT (fmt
[GS_ASCENT
].value
) > 100))
12901 /* Bounding box must be a list or vector containing 4 integers. */
12902 tem
= fmt
[GS_BOUNDING_BOX
].value
;
12905 for (i
= 0; i
< 4; ++i
, tem
= XCDR (tem
))
12906 if (!CONSP (tem
) || !INTEGERP (XCAR (tem
)))
12911 else if (VECTORP (tem
))
12913 if (XVECTOR (tem
)->size
!= 4)
12915 for (i
= 0; i
< 4; ++i
)
12916 if (!INTEGERP (XVECTOR (tem
)->contents
[i
]))
12926 /* Load Ghostscript image IMG for use on frame F. Value is non-zero
12935 Lisp_Object window_and_pixmap_id
= Qnil
, loader
, pt_height
, pt_width
;
12936 struct gcpro gcpro1
, gcpro2
;
12938 double in_width
, in_height
;
12939 Lisp_Object pixel_colors
= Qnil
;
12941 /* Compute pixel size of pixmap needed from the given size in the
12942 image specification. Sizes in the specification are in pt. 1 pt
12943 = 1/72 in, xdpi and ydpi are stored in the frame's X display
12945 pt_width
= image_spec_value (img
->spec
, QCpt_width
, NULL
);
12946 in_width
= XFASTINT (pt_width
) / 72.0;
12947 img
->width
= in_width
* FRAME_W32_DISPLAY_INFO (f
)->resx
;
12948 pt_height
= image_spec_value (img
->spec
, QCpt_height
, NULL
);
12949 in_height
= XFASTINT (pt_height
) / 72.0;
12950 img
->height
= in_height
* FRAME_W32_DISPLAY_INFO (f
)->resy
;
12952 /* Create the pixmap. */
12954 xassert (img
->pixmap
== 0);
12955 img
->pixmap
= XCreatePixmap (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12956 img
->width
, img
->height
,
12957 one_w32_display_info
.n_cbits
);
12962 image_error ("Unable to create pixmap for `%s'", img
->spec
, Qnil
);
12966 /* Call the loader to fill the pixmap. It returns a process object
12967 if successful. We do not record_unwind_protect here because
12968 other places in redisplay like calling window scroll functions
12969 don't either. Let the Lisp loader use `unwind-protect' instead. */
12970 GCPRO2 (window_and_pixmap_id
, pixel_colors
);
12972 sprintf (buffer
, "%lu %lu",
12973 (unsigned long) FRAME_W32_WINDOW (f
),
12974 (unsigned long) img
->pixmap
);
12975 window_and_pixmap_id
= build_string (buffer
);
12977 sprintf (buffer
, "%lu %lu",
12978 FRAME_FOREGROUND_PIXEL (f
),
12979 FRAME_BACKGROUND_PIXEL (f
));
12980 pixel_colors
= build_string (buffer
);
12982 XSETFRAME (frame
, f
);
12983 loader
= image_spec_value (img
->spec
, QCloader
, NULL
);
12985 loader
= intern ("gs-load-image");
12987 img
->data
.lisp_val
= call6 (loader
, frame
, img
->spec
,
12988 make_number (img
->width
),
12989 make_number (img
->height
),
12990 window_and_pixmap_id
,
12993 return PROCESSP (img
->data
.lisp_val
);
12997 /* Kill the Ghostscript process that was started to fill PIXMAP on
12998 frame F. Called from XTread_socket when receiving an event
12999 telling Emacs that Ghostscript has finished drawing. */
13002 x_kill_gs_process (pixmap
, f
)
13006 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
13010 /* Find the image containing PIXMAP. */
13011 for (i
= 0; i
< c
->used
; ++i
)
13012 if (c
->images
[i
]->pixmap
== pixmap
)
13015 /* Should someone in between have cleared the image cache, for
13016 instance, give up. */
13020 /* Kill the GS process. We should have found PIXMAP in the image
13021 cache and its image should contain a process object. */
13022 img
= c
->images
[i
];
13023 xassert (PROCESSP (img
->data
.lisp_val
));
13024 Fkill_process (img
->data
.lisp_val
, Qnil
);
13025 img
->data
.lisp_val
= Qnil
;
13027 /* On displays with a mutable colormap, figure out the colors
13028 allocated for the image by looking at the pixels of an XImage for
13030 class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
13031 if (class != StaticColor
&& class != StaticGray
&& class != TrueColor
)
13037 /* Try to get an XImage for img->pixmep. */
13038 ximg
= XGetImage (FRAME_W32_DISPLAY (f
), img
->pixmap
,
13039 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
13044 /* Initialize the color table. */
13045 init_color_table ();
13047 /* For each pixel of the image, look its color up in the
13048 color table. After having done so, the color table will
13049 contain an entry for each color used by the image. */
13050 for (y
= 0; y
< img
->height
; ++y
)
13051 for (x
= 0; x
< img
->width
; ++x
)
13053 unsigned long pixel
= XGetPixel (ximg
, x
, y
);
13054 lookup_pixel_color (f
, pixel
);
13057 /* Record colors in the image. Free color table and XImage. */
13058 img
->colors
= colors_in_color_table (&img
->ncolors
);
13059 free_color_table ();
13060 XDestroyImage (ximg
);
13062 #if 0 /* This doesn't seem to be the case. If we free the colors
13063 here, we get a BadAccess later in x_clear_image when
13064 freeing the colors. */
13065 /* We have allocated colors once, but Ghostscript has also
13066 allocated colors on behalf of us. So, to get the
13067 reference counts right, free them once. */
13069 x_free_colors (FRAME_W32_DISPLAY (f
), cmap
,
13070 img
->colors
, img
->ncolors
, 0);
13074 image_error ("Cannot get X image of `%s'; colors will not be freed",
13080 /* Now that we have the pixmap, compute mask and transform the
13081 image if requested. */
13083 postprocess_image (f
, img
);
13087 #endif /* HAVE_GHOSTSCRIPT */
13090 /***********************************************************************
13092 ***********************************************************************/
13094 DEFUN ("x-change-window-property", Fx_change_window_property
,
13095 Sx_change_window_property
, 2, 3, 0,
13096 doc
: /* Change window property PROP to VALUE on the X window of FRAME.
13097 PROP and VALUE must be strings. FRAME nil or omitted means use the
13098 selected frame. Value is VALUE. */)
13099 (prop
, value
, frame
)
13100 Lisp_Object frame
, prop
, value
;
13102 #if 0 /* TODO : port window properties to W32 */
13103 struct frame
*f
= check_x_frame (frame
);
13106 CHECK_STRING (prop
);
13107 CHECK_STRING (value
);
13110 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13111 XChangeProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13112 prop_atom
, XA_STRING
, 8, PropModeReplace
,
13113 XSTRING (value
)->data
, XSTRING (value
)->size
);
13115 /* Make sure the property is set when we return. */
13116 XFlush (FRAME_W32_DISPLAY (f
));
13125 DEFUN ("x-delete-window-property", Fx_delete_window_property
,
13126 Sx_delete_window_property
, 1, 2, 0,
13127 doc
: /* Remove window property PROP from X window of FRAME.
13128 FRAME nil or omitted means use the selected frame. Value is PROP. */)
13130 Lisp_Object prop
, frame
;
13132 #if 0 /* TODO : port window properties to W32 */
13134 struct frame
*f
= check_x_frame (frame
);
13137 CHECK_STRING (prop
);
13139 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13140 XDeleteProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), prop_atom
);
13142 /* Make sure the property is removed when we return. */
13143 XFlush (FRAME_W32_DISPLAY (f
));
13151 DEFUN ("x-window-property", Fx_window_property
, Sx_window_property
,
13153 doc
: /* Value is the value of window property PROP on FRAME.
13154 If FRAME is nil or omitted, use the selected frame. Value is nil
13155 if FRAME hasn't a property with name PROP or if PROP has no string
13158 Lisp_Object prop
, frame
;
13160 #if 0 /* TODO : port window properties to W32 */
13162 struct frame
*f
= check_x_frame (frame
);
13165 Lisp_Object prop_value
= Qnil
;
13166 char *tmp_data
= NULL
;
13169 unsigned long actual_size
, bytes_remaining
;
13171 CHECK_STRING (prop
);
13173 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
13174 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13175 prop_atom
, 0, 0, False
, XA_STRING
,
13176 &actual_type
, &actual_format
, &actual_size
,
13177 &bytes_remaining
, (unsigned char **) &tmp_data
);
13180 int size
= bytes_remaining
;
13185 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
13186 prop_atom
, 0, bytes_remaining
,
13188 &actual_type
, &actual_format
,
13189 &actual_size
, &bytes_remaining
,
13190 (unsigned char **) &tmp_data
);
13192 prop_value
= make_string (tmp_data
, size
);
13207 /***********************************************************************
13209 ***********************************************************************/
13211 /* If non-null, an asynchronous timer that, when it expires, displays
13212 an hourglass cursor on all frames. */
13214 static struct atimer
*hourglass_atimer
;
13216 /* Non-zero means an hourglass cursor is currently shown. */
13218 static int hourglass_shown_p
;
13220 /* Number of seconds to wait before displaying an hourglass cursor. */
13222 static Lisp_Object Vhourglass_delay
;
13224 /* Default number of seconds to wait before displaying an hourglass
13227 #define DEFAULT_HOURGLASS_DELAY 1
13229 /* Function prototypes. */
13231 static void show_hourglass
P_ ((struct atimer
*));
13232 static void hide_hourglass
P_ ((void));
13235 /* Cancel a currently active hourglass timer, and start a new one. */
13240 #if 0 /* TODO: cursor shape changes. */
13242 int secs
, usecs
= 0;
13244 cancel_hourglass ();
13246 if (INTEGERP (Vhourglass_delay
)
13247 && XINT (Vhourglass_delay
) > 0)
13248 secs
= XFASTINT (Vhourglass_delay
);
13249 else if (FLOATP (Vhourglass_delay
)
13250 && XFLOAT_DATA (Vhourglass_delay
) > 0)
13253 tem
= Ftruncate (Vhourglass_delay
, Qnil
);
13254 secs
= XFASTINT (tem
);
13255 usecs
= (XFLOAT_DATA (Vhourglass_delay
) - secs
) * 1000000;
13258 secs
= DEFAULT_HOURGLASS_DELAY
;
13260 EMACS_SET_SECS_USECS (delay
, secs
, usecs
);
13261 hourglass_atimer
= start_atimer (ATIMER_RELATIVE
, delay
,
13262 show_hourglass
, NULL
);
13267 /* Cancel the hourglass cursor timer if active, hide an hourglass
13268 cursor if shown. */
13271 cancel_hourglass ()
13273 if (hourglass_atimer
)
13275 cancel_atimer (hourglass_atimer
);
13276 hourglass_atimer
= NULL
;
13279 if (hourglass_shown_p
)
13284 /* Timer function of hourglass_atimer. TIMER is equal to
13287 Display an hourglass cursor on all frames by mapping the frames'
13288 hourglass_window. Set the hourglass_p flag in the frames'
13289 output_data.x structure to indicate that an hourglass cursor is
13290 shown on the frames. */
13293 show_hourglass (timer
)
13294 struct atimer
*timer
;
13296 #if 0 /* TODO: cursor shape changes. */
13297 /* The timer implementation will cancel this timer automatically
13298 after this function has run. Set hourglass_atimer to null
13299 so that we know the timer doesn't have to be canceled. */
13300 hourglass_atimer
= NULL
;
13302 if (!hourglass_shown_p
)
13304 Lisp_Object rest
, frame
;
13308 FOR_EACH_FRAME (rest
, frame
)
13309 if (FRAME_W32_P (XFRAME (frame
)))
13311 struct frame
*f
= XFRAME (frame
);
13313 f
->output_data
.w32
->hourglass_p
= 1;
13315 if (!f
->output_data
.w32
->hourglass_window
)
13317 unsigned long mask
= CWCursor
;
13318 XSetWindowAttributes attrs
;
13320 attrs
.cursor
= f
->output_data
.w32
->hourglass_cursor
;
13322 f
->output_data
.w32
->hourglass_window
13323 = XCreateWindow (FRAME_X_DISPLAY (f
),
13324 FRAME_OUTER_WINDOW (f
),
13325 0, 0, 32000, 32000, 0, 0,
13331 XMapRaised (FRAME_X_DISPLAY (f
),
13332 f
->output_data
.w32
->hourglass_window
);
13333 XFlush (FRAME_X_DISPLAY (f
));
13336 hourglass_shown_p
= 1;
13343 /* Hide the hourglass cursor on all frames, if it is currently shown. */
13348 #if 0 /* TODO: cursor shape changes. */
13349 if (hourglass_shown_p
)
13351 Lisp_Object rest
, frame
;
13354 FOR_EACH_FRAME (rest
, frame
)
13356 struct frame
*f
= XFRAME (frame
);
13358 if (FRAME_W32_P (f
)
13359 /* Watch out for newly created frames. */
13360 && f
->output_data
.x
->hourglass_window
)
13362 XUnmapWindow (FRAME_X_DISPLAY (f
),
13363 f
->output_data
.x
->hourglass_window
);
13364 /* Sync here because XTread_socket looks at the
13365 hourglass_p flag that is reset to zero below. */
13366 XSync (FRAME_X_DISPLAY (f
), False
);
13367 f
->output_data
.x
->hourglass_p
= 0;
13371 hourglass_shown_p
= 0;
13379 /***********************************************************************
13381 ***********************************************************************/
13383 static Lisp_Object x_create_tip_frame
P_ ((struct w32_display_info
*,
13384 Lisp_Object
, Lisp_Object
));
13385 static void compute_tip_xy
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
,
13386 Lisp_Object
, int, int, int *, int *));
13388 /* The frame of a currently visible tooltip. */
13390 Lisp_Object tip_frame
;
13392 /* If non-nil, a timer started that hides the last tooltip when it
13395 Lisp_Object tip_timer
;
13398 /* If non-nil, a vector of 3 elements containing the last args
13399 with which x-show-tip was called. See there. */
13401 Lisp_Object last_show_tip_args
;
13403 /* Maximum size for tooltips; a cons (COLUMNS . ROWS). */
13405 Lisp_Object Vx_max_tooltip_size
;
13409 unwind_create_tip_frame (frame
)
13412 Lisp_Object deleted
;
13414 deleted
= unwind_create_frame (frame
);
13415 if (EQ (deleted
, Qt
))
13425 /* Create a frame for a tooltip on the display described by DPYINFO.
13426 PARMS is a list of frame parameters. TEXT is the string to
13427 display in the tip frame. Value is the frame.
13429 Note that functions called here, esp. x_default_parameter can
13430 signal errors, for instance when a specified color name is
13431 undefined. We have to make sure that we're in a consistent state
13432 when this happens. */
13435 x_create_tip_frame (dpyinfo
, parms
, text
)
13436 struct w32_display_info
*dpyinfo
;
13437 Lisp_Object parms
, text
;
13440 Lisp_Object frame
, tem
;
13442 long window_prompting
= 0;
13444 int count
= BINDING_STACK_SIZE ();
13445 struct gcpro gcpro1
, gcpro2
, gcpro3
;
13447 int face_change_count_before
= face_change_count
;
13448 Lisp_Object buffer
;
13449 struct buffer
*old_buffer
;
13453 /* Use this general default value to start with until we know if
13454 this frame has a specified name. */
13455 Vx_resource_name
= Vinvocation_name
;
13457 #ifdef MULTI_KBOARD
13458 kb
= dpyinfo
->kboard
;
13460 kb
= &the_only_kboard
;
13463 /* Get the name of the frame to use for resource lookup. */
13464 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
13465 if (!STRINGP (name
)
13466 && !EQ (name
, Qunbound
)
13468 error ("Invalid frame name--not a string or nil");
13469 Vx_resource_name
= name
;
13472 GCPRO3 (parms
, name
, frame
);
13473 /* Make a frame without minibuffer nor mode-line. */
13474 f
= make_frame (0);
13475 f
->wants_modeline
= 0;
13476 XSETFRAME (frame
, f
);
13478 buffer
= Fget_buffer_create (build_string (" *tip*"));
13479 Fset_window_buffer (FRAME_ROOT_WINDOW (f
), buffer
);
13480 old_buffer
= current_buffer
;
13481 set_buffer_internal_1 (XBUFFER (buffer
));
13482 current_buffer
->truncate_lines
= Qnil
;
13484 Finsert (1, &text
);
13485 set_buffer_internal_1 (old_buffer
);
13487 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
13488 record_unwind_protect (unwind_create_tip_frame
, frame
);
13490 /* By setting the output method, we're essentially saying that
13491 the frame is live, as per FRAME_LIVE_P. If we get a signal
13492 from this point on, x_destroy_window might screw up reference
13494 f
->output_method
= output_w32
;
13495 f
->output_data
.w32
=
13496 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
13497 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
13499 FRAME_FONTSET (f
) = -1;
13500 f
->icon_name
= Qnil
;
13502 #if 0 /* GLYPH_DEBUG TODO: image support. */
13503 image_cache_refcount
= FRAME_X_IMAGE_CACHE (f
)->refcount
;
13504 dpyinfo_refcount
= dpyinfo
->reference_count
;
13505 #endif /* GLYPH_DEBUG */
13506 #ifdef MULTI_KBOARD
13507 FRAME_KBOARD (f
) = kb
;
13509 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
13510 f
->output_data
.w32
->explicit_parent
= 0;
13512 /* Set the name; the functions to which we pass f expect the name to
13514 if (EQ (name
, Qunbound
) || NILP (name
))
13516 f
->name
= build_string (dpyinfo
->w32_id_name
);
13517 f
->explicit_name
= 0;
13522 f
->explicit_name
= 1;
13523 /* use the frame's title when getting resources for this frame. */
13524 specbind (Qx_resource_name
, name
);
13527 /* Extract the window parameters from the supplied values
13528 that are needed to determine window geometry. */
13532 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
13535 /* First, try whatever font the caller has specified. */
13536 if (STRINGP (font
))
13538 tem
= Fquery_fontset (font
, Qnil
);
13540 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
13542 font
= x_new_font (f
, XSTRING (font
)->data
);
13545 /* Try out a font which we hope has bold and italic variations. */
13546 if (!STRINGP (font
))
13547 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
13548 if (! STRINGP (font
))
13549 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
13550 /* If those didn't work, look for something which will at least work. */
13551 if (! STRINGP (font
))
13552 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
13554 if (! STRINGP (font
))
13555 font
= build_string ("Fixedsys");
13557 x_default_parameter (f
, parms
, Qfont
, font
,
13558 "font", "Font", RES_TYPE_STRING
);
13561 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
13562 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
13563 /* This defaults to 2 in order to match xterm. We recognize either
13564 internalBorderWidth or internalBorder (which is what xterm calls
13566 if (NILP (Fassq (Qinternal_border_width
, parms
)))
13570 value
= w32_get_arg (parms
, Qinternal_border_width
,
13571 "internalBorder", "internalBorder", RES_TYPE_NUMBER
);
13572 if (! EQ (value
, Qunbound
))
13573 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
13576 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (1),
13577 "internalBorderWidth", "internalBorderWidth",
13580 /* Also do the stuff which must be set before the window exists. */
13581 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
13582 "foreground", "Foreground", RES_TYPE_STRING
);
13583 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
13584 "background", "Background", RES_TYPE_STRING
);
13585 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
13586 "pointerColor", "Foreground", RES_TYPE_STRING
);
13587 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
13588 "cursorColor", "Foreground", RES_TYPE_STRING
);
13589 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
13590 "borderColor", "BorderColor", RES_TYPE_STRING
);
13592 /* Init faces before x_default_parameter is called for scroll-bar
13593 parameters because that function calls x_set_scroll_bar_width,
13594 which calls change_frame_size, which calls Fset_window_buffer,
13595 which runs hooks, which call Fvertical_motion. At the end, we
13596 end up in init_iterator with a null face cache, which should not
13598 init_frame_faces (f
);
13600 f
->output_data
.w32
->dwStyle
= WS_BORDER
| WS_POPUP
| WS_DISABLED
;
13601 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
13603 window_prompting
= x_figure_window_size (f
, parms
);
13605 /* No fringes on tip frame. */
13606 f
->output_data
.w32
->fringes_extra
= 0;
13607 f
->output_data
.w32
->fringe_cols
= 0;
13608 f
->output_data
.w32
->left_fringe_width
= 0;
13609 f
->output_data
.w32
->right_fringe_width
= 0;
13611 if (window_prompting
& XNegative
)
13613 if (window_prompting
& YNegative
)
13614 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
13616 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
13620 if (window_prompting
& YNegative
)
13621 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
13623 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
13626 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
13629 my_create_tip_window (f
);
13634 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
13635 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
13636 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
13637 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
13638 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
13639 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
13641 /* Dimensions, especially f->height, must be done via change_frame_size.
13642 Change will not be effected unless different from the current
13645 height
= f
->height
;
13647 SET_FRAME_WIDTH (f
, 0);
13648 change_frame_size (f
, height
, width
, 1, 0, 0);
13650 /* Set up faces after all frame parameters are known. This call
13651 also merges in face attributes specified for new frames.
13653 Frame parameters may be changed if .Xdefaults contains
13654 specifications for the default font. For example, if there is an
13655 `Emacs.default.attributeBackground: pink', the `background-color'
13656 attribute of the frame get's set, which let's the internal border
13657 of the tooltip frame appear in pink. Prevent this. */
13659 Lisp_Object bg
= Fframe_parameter (frame
, Qbackground_color
);
13661 /* Set tip_frame here, so that */
13663 call1 (Qface_set_after_frame_default
, frame
);
13665 if (!EQ (bg
, Fframe_parameter (frame
, Qbackground_color
)))
13666 Fmodify_frame_parameters (frame
, Fcons (Fcons (Qbackground_color
, bg
),
13674 /* It is now ok to make the frame official even if we get an error
13675 below. And the frame needs to be on Vframe_list or making it
13676 visible won't work. */
13677 Vframe_list
= Fcons (frame
, Vframe_list
);
13679 /* Now that the frame is official, it counts as a reference to
13681 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
13683 /* Setting attributes of faces of the tooltip frame from resources
13684 and similar will increment face_change_count, which leads to the
13685 clearing of all current matrices. Since this isn't necessary
13686 here, avoid it by resetting face_change_count to the value it
13687 had before we created the tip frame. */
13688 face_change_count
= face_change_count_before
;
13690 /* Discard the unwind_protect. */
13691 return unbind_to (count
, frame
);
13695 /* Compute where to display tip frame F. PARMS is the list of frame
13696 parameters for F. DX and DY are specified offsets from the current
13697 location of the mouse. WIDTH and HEIGHT are the width and height
13698 of the tooltip. Return coordinates relative to the root window of
13699 the display in *ROOT_X, and *ROOT_Y. */
13702 compute_tip_xy (f
, parms
, dx
, dy
, width
, height
, root_x
, root_y
)
13704 Lisp_Object parms
, dx
, dy
;
13706 int *root_x
, *root_y
;
13708 Lisp_Object left
, top
;
13710 /* User-specified position? */
13711 left
= Fcdr (Fassq (Qleft
, parms
));
13712 top
= Fcdr (Fassq (Qtop
, parms
));
13714 /* Move the tooltip window where the mouse pointer is. Resize and
13716 if (!INTEGERP (left
) || !INTEGERP (top
))
13721 GetCursorPos (&pt
);
13727 if (INTEGERP (top
))
13728 *root_y
= XINT (top
);
13729 else if (*root_y
+ XINT (dy
) - height
< 0)
13730 *root_y
-= XINT (dy
);
13734 *root_y
+= XINT (dy
);
13737 if (INTEGERP (left
))
13738 *root_x
= XINT (left
);
13739 else if (*root_x
+ XINT (dx
) + width
<= FRAME_W32_DISPLAY_INFO (f
)->width
)
13740 /* It fits to the right of the pointer. */
13741 *root_x
+= XINT (dx
);
13742 else if (width
+ XINT (dx
) <= *root_x
)
13743 /* It fits to the left of the pointer. */
13744 *root_x
-= width
+ XINT (dx
);
13746 /* Put it left justified on the screen -- it ought to fit that way. */
13751 DEFUN ("x-show-tip", Fx_show_tip
, Sx_show_tip
, 1, 6, 0,
13752 doc
: /* Show STRING in a \"tooltip\" window on frame FRAME.
13753 A tooltip window is a small window displaying a string.
13755 FRAME nil or omitted means use the selected frame.
13757 PARMS is an optional list of frame parameters which can be
13758 used to change the tooltip's appearance.
13760 Automatically hide the tooltip after TIMEOUT seconds. TIMEOUT nil
13761 means use the default timeout of 5 seconds.
13763 If the list of frame parameters PARAMS contains a `left' parameter,
13764 the tooltip is displayed at that x-position. Otherwise it is
13765 displayed at the mouse position, with offset DX added (default is 5 if
13766 DX isn't specified). Likewise for the y-position; if a `top' frame
13767 parameter is specified, it determines the y-position of the tooltip
13768 window, otherwise it is displayed at the mouse position, with offset
13769 DY added (default is -10).
13771 A tooltip's maximum size is specified by `x-max-tooltip-size'.
13772 Text larger than the specified size is clipped. */)
13773 (string
, frame
, parms
, timeout
, dx
, dy
)
13774 Lisp_Object string
, frame
, parms
, timeout
, dx
, dy
;
13778 int root_x
, root_y
;
13779 struct buffer
*old_buffer
;
13780 struct text_pos pos
;
13781 int i
, width
, height
;
13782 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
13783 int old_windows_or_buffers_changed
= windows_or_buffers_changed
;
13784 int count
= BINDING_STACK_SIZE ();
13786 specbind (Qinhibit_redisplay
, Qt
);
13788 GCPRO4 (string
, parms
, frame
, timeout
);
13790 CHECK_STRING (string
);
13791 f
= check_x_frame (frame
);
13792 if (NILP (timeout
))
13793 timeout
= make_number (5);
13795 CHECK_NATNUM (timeout
);
13798 dx
= make_number (5);
13803 dy
= make_number (-10);
13807 if (NILP (last_show_tip_args
))
13808 last_show_tip_args
= Fmake_vector (make_number (3), Qnil
);
13810 if (!NILP (tip_frame
))
13812 Lisp_Object last_string
= AREF (last_show_tip_args
, 0);
13813 Lisp_Object last_frame
= AREF (last_show_tip_args
, 1);
13814 Lisp_Object last_parms
= AREF (last_show_tip_args
, 2);
13816 if (EQ (frame
, last_frame
)
13817 && !NILP (Fequal (last_string
, string
))
13818 && !NILP (Fequal (last_parms
, parms
)))
13820 struct frame
*f
= XFRAME (tip_frame
);
13822 /* Only DX and DY have changed. */
13823 if (!NILP (tip_timer
))
13825 Lisp_Object timer
= tip_timer
;
13827 call1 (Qcancel_timer
, timer
);
13831 compute_tip_xy (f
, parms
, dx
, dy
, PIXEL_WIDTH (f
),
13832 PIXEL_HEIGHT (f
), &root_x
, &root_y
);
13834 /* Put tooltip in topmost group and in position. */
13835 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOPMOST
,
13836 root_x
, root_y
, 0, 0,
13837 SWP_NOSIZE
| SWP_NOACTIVATE
);
13839 /* Ensure tooltip is on top of other topmost windows (eg menus). */
13840 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOP
,
13842 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOACTIVATE
);
13849 /* Hide a previous tip, if any. */
13852 ASET (last_show_tip_args
, 0, string
);
13853 ASET (last_show_tip_args
, 1, frame
);
13854 ASET (last_show_tip_args
, 2, parms
);
13856 /* Add default values to frame parameters. */
13857 if (NILP (Fassq (Qname
, parms
)))
13858 parms
= Fcons (Fcons (Qname
, build_string ("tooltip")), parms
);
13859 if (NILP (Fassq (Qinternal_border_width
, parms
)))
13860 parms
= Fcons (Fcons (Qinternal_border_width
, make_number (3)), parms
);
13861 if (NILP (Fassq (Qborder_width
, parms
)))
13862 parms
= Fcons (Fcons (Qborder_width
, make_number (1)), parms
);
13863 if (NILP (Fassq (Qborder_color
, parms
)))
13864 parms
= Fcons (Fcons (Qborder_color
, build_string ("lightyellow")), parms
);
13865 if (NILP (Fassq (Qbackground_color
, parms
)))
13866 parms
= Fcons (Fcons (Qbackground_color
, build_string ("lightyellow")),
13869 /* Block input until the tip has been fully drawn, to avoid crashes
13870 when drawing tips in menus. */
13873 /* Create a frame for the tooltip, and record it in the global
13874 variable tip_frame. */
13875 frame
= x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f
), parms
, string
);
13876 f
= XFRAME (frame
);
13878 /* Set up the frame's root window. */
13879 w
= XWINDOW (FRAME_ROOT_WINDOW (f
));
13880 w
->left
= w
->top
= make_number (0);
13882 if (CONSP (Vx_max_tooltip_size
)
13883 && INTEGERP (XCAR (Vx_max_tooltip_size
))
13884 && XINT (XCAR (Vx_max_tooltip_size
)) > 0
13885 && INTEGERP (XCDR (Vx_max_tooltip_size
))
13886 && XINT (XCDR (Vx_max_tooltip_size
)) > 0)
13888 w
->width
= XCAR (Vx_max_tooltip_size
);
13889 w
->height
= XCDR (Vx_max_tooltip_size
);
13893 w
->width
= make_number (80);
13894 w
->height
= make_number (40);
13897 f
->window_width
= XINT (w
->width
);
13899 w
->pseudo_window_p
= 1;
13901 /* Display the tooltip text in a temporary buffer. */
13902 old_buffer
= current_buffer
;
13903 set_buffer_internal_1 (XBUFFER (XWINDOW (FRAME_ROOT_WINDOW (f
))->buffer
));
13904 current_buffer
->truncate_lines
= Qnil
;
13905 clear_glyph_matrix (w
->desired_matrix
);
13906 clear_glyph_matrix (w
->current_matrix
);
13907 SET_TEXT_POS (pos
, BEGV
, BEGV_BYTE
);
13908 try_window (FRAME_ROOT_WINDOW (f
), pos
);
13910 /* Compute width and height of the tooltip. */
13911 width
= height
= 0;
13912 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
13914 struct glyph_row
*row
= &w
->desired_matrix
->rows
[i
];
13915 struct glyph
*last
;
13918 /* Stop at the first empty row at the end. */
13919 if (!row
->enabled_p
|| !row
->displays_text_p
)
13922 /* Let the row go over the full width of the frame. */
13923 row
->full_width_p
= 1;
13925 #ifdef TODO /* Investigate why some fonts need more width than is
13926 calculated for some tooltips. */
13927 /* There's a glyph at the end of rows that is use to place
13928 the cursor there. Don't include the width of this glyph. */
13929 if (row
->used
[TEXT_AREA
])
13931 last
= &row
->glyphs
[TEXT_AREA
][row
->used
[TEXT_AREA
] - 1];
13932 row_width
= row
->pixel_width
- last
->pixel_width
;
13936 row_width
= row
->pixel_width
;
13938 /* TODO: find why tips do not draw along baseline as instructed. */
13939 height
+= row
->height
;
13940 width
= max (width
, row_width
);
13943 /* Add the frame's internal border to the width and height the X
13944 window should have. */
13945 height
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
13946 width
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
13948 /* Move the tooltip window where the mouse pointer is. Resize and
13950 compute_tip_xy (f
, parms
, dx
, dy
, width
, height
, &root_x
, &root_y
);
13953 /* Adjust Window size to take border into account. */
13955 rect
.left
= rect
.top
= 0;
13956 rect
.right
= width
;
13957 rect
.bottom
= height
;
13958 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
13959 FRAME_EXTERNAL_MENU_BAR (f
));
13961 /* Position and size tooltip, and put it in the topmost group. */
13962 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOPMOST
,
13963 root_x
, root_y
, rect
.right
- rect
.left
,
13964 rect
.bottom
- rect
.top
, SWP_NOACTIVATE
);
13966 /* Ensure tooltip is on top of other topmost windows (eg menus). */
13967 SetWindowPos (FRAME_W32_WINDOW (f
), HWND_TOP
,
13969 SWP_NOMOVE
| SWP_NOSIZE
| SWP_NOACTIVATE
);
13971 /* Let redisplay know that we have made the frame visible already. */
13972 f
->async_visible
= 1;
13974 ShowWindow (FRAME_W32_WINDOW (f
), SW_SHOWNOACTIVATE
);
13977 /* Draw into the window. */
13978 w
->must_be_updated_p
= 1;
13979 update_single_window (w
, 1);
13983 /* Restore original current buffer. */
13984 set_buffer_internal_1 (old_buffer
);
13985 windows_or_buffers_changed
= old_windows_or_buffers_changed
;
13988 /* Let the tip disappear after timeout seconds. */
13989 tip_timer
= call3 (intern ("run-at-time"), timeout
, Qnil
,
13990 intern ("x-hide-tip"));
13993 return unbind_to (count
, Qnil
);
13997 DEFUN ("x-hide-tip", Fx_hide_tip
, Sx_hide_tip
, 0, 0, 0,
13998 doc
: /* Hide the current tooltip window, if there is any.
13999 Value is t if tooltip was open, nil otherwise. */)
14003 Lisp_Object deleted
, frame
, timer
;
14004 struct gcpro gcpro1
, gcpro2
;
14006 /* Return quickly if nothing to do. */
14007 if (NILP (tip_timer
) && NILP (tip_frame
))
14012 GCPRO2 (frame
, timer
);
14013 tip_frame
= tip_timer
= deleted
= Qnil
;
14015 count
= BINDING_STACK_SIZE ();
14016 specbind (Qinhibit_redisplay
, Qt
);
14017 specbind (Qinhibit_quit
, Qt
);
14020 call1 (Qcancel_timer
, timer
);
14022 if (FRAMEP (frame
))
14024 Fdelete_frame (frame
, Qnil
);
14029 return unbind_to (count
, deleted
);
14034 /***********************************************************************
14035 File selection dialog
14036 ***********************************************************************/
14038 extern Lisp_Object Qfile_name_history
;
14040 DEFUN ("x-file-dialog", Fx_file_dialog
, Sx_file_dialog
, 2, 4, 0,
14041 doc
: /* Read file name, prompting with PROMPT in directory DIR.
14042 Use a file selection dialog.
14043 Select DEFAULT-FILENAME in the dialog's file selection box, if
14044 specified. Ensure that file exists if MUSTMATCH is non-nil. */)
14045 (prompt
, dir
, default_filename
, mustmatch
)
14046 Lisp_Object prompt
, dir
, default_filename
, mustmatch
;
14048 struct frame
*f
= SELECTED_FRAME ();
14049 Lisp_Object file
= Qnil
;
14050 int count
= specpdl_ptr
- specpdl
;
14051 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
14052 char filename
[MAX_PATH
+ 1];
14053 char init_dir
[MAX_PATH
+ 1];
14054 int use_dialog_p
= 1;
14056 GCPRO5 (prompt
, dir
, default_filename
, mustmatch
, file
);
14057 CHECK_STRING (prompt
);
14058 CHECK_STRING (dir
);
14060 /* Create the dialog with PROMPT as title, using DIR as initial
14061 directory and using "*" as pattern. */
14062 dir
= Fexpand_file_name (dir
, Qnil
);
14063 strncpy (init_dir
, XSTRING (dir
)->data
, MAX_PATH
);
14064 init_dir
[MAX_PATH
] = '\0';
14065 unixtodos_filename (init_dir
);
14067 if (STRINGP (default_filename
))
14069 char *file_name_only
;
14070 char *full_path_name
= XSTRING (default_filename
)->data
;
14072 unixtodos_filename (full_path_name
);
14074 file_name_only
= strrchr (full_path_name
, '\\');
14075 if (!file_name_only
)
14076 file_name_only
= full_path_name
;
14081 /* If default_file_name is a directory, don't use the open
14082 file dialog, as it does not support selecting
14084 if (!(*file_name_only
))
14088 strncpy (filename
, file_name_only
, MAX_PATH
);
14089 filename
[MAX_PATH
] = '\0';
14092 filename
[0] = '\0';
14096 OPENFILENAME file_details
;
14098 /* Prevent redisplay. */
14099 specbind (Qinhibit_redisplay
, Qt
);
14102 bzero (&file_details
, sizeof (file_details
));
14103 file_details
.lStructSize
= sizeof (file_details
);
14104 file_details
.hwndOwner
= FRAME_W32_WINDOW (f
);
14105 /* Undocumented Bug in Common File Dialog:
14106 If a filter is not specified, shell links are not resolved. */
14107 file_details
.lpstrFilter
= "ALL Files (*.*)\0*.*\0\0";
14108 file_details
.lpstrFile
= filename
;
14109 file_details
.nMaxFile
= sizeof (filename
);
14110 file_details
.lpstrInitialDir
= init_dir
;
14111 file_details
.lpstrTitle
= XSTRING (prompt
)->data
;
14112 file_details
.Flags
= OFN_HIDEREADONLY
| OFN_NOCHANGEDIR
;
14114 if (!NILP (mustmatch
))
14115 file_details
.Flags
|= OFN_FILEMUSTEXIST
| OFN_PATHMUSTEXIST
;
14117 if (GetOpenFileName (&file_details
))
14119 dostounix_filename (filename
);
14120 file
= build_string (filename
);
14126 file
= unbind_to (count
, file
);
14128 /* Open File dialog will not allow folders to be selected, so resort
14129 to minibuffer completing reads for directories. */
14131 file
= Fcompleting_read (prompt
, intern ("read-file-name-internal"),
14132 dir
, mustmatch
, dir
, Qfile_name_history
,
14133 default_filename
, Qnil
);
14137 /* Make "Cancel" equivalent to C-g. */
14139 Fsignal (Qquit
, Qnil
);
14141 return unbind_to (count
, file
);
14146 /***********************************************************************
14147 w32 specialized functions
14148 ***********************************************************************/
14150 DEFUN ("w32-select-font", Fw32_select_font
, Sw32_select_font
, 0, 2, 0,
14151 doc
: /* Select a font using the W32 font dialog.
14152 Returns an X font string corresponding to the selection. */)
14153 (frame
, include_proportional
)
14154 Lisp_Object frame
, include_proportional
;
14156 FRAME_PTR f
= check_x_frame (frame
);
14164 bzero (&cf
, sizeof (cf
));
14165 bzero (&lf
, sizeof (lf
));
14167 cf
.lStructSize
= sizeof (cf
);
14168 cf
.hwndOwner
= FRAME_W32_WINDOW (f
);
14169 cf
.Flags
= CF_FORCEFONTEXIST
| CF_SCREENFONTS
| CF_NOVERTFONTS
;
14171 /* Unless include_proportional is non-nil, limit the selection to
14172 monospaced fonts. */
14173 if (NILP (include_proportional
))
14174 cf
.Flags
|= CF_FIXEDPITCHONLY
;
14176 cf
.lpLogFont
= &lf
;
14178 /* Initialize as much of the font details as we can from the current
14180 hdc
= GetDC (FRAME_W32_WINDOW (f
));
14181 oldobj
= SelectObject (hdc
, FRAME_FONT (f
)->hfont
);
14182 GetTextFace (hdc
, LF_FACESIZE
, lf
.lfFaceName
);
14183 if (GetTextMetrics (hdc
, &tm
))
14185 lf
.lfHeight
= tm
.tmInternalLeading
- tm
.tmHeight
;
14186 lf
.lfWeight
= tm
.tmWeight
;
14187 lf
.lfItalic
= tm
.tmItalic
;
14188 lf
.lfUnderline
= tm
.tmUnderlined
;
14189 lf
.lfStrikeOut
= tm
.tmStruckOut
;
14190 lf
.lfCharSet
= tm
.tmCharSet
;
14191 cf
.Flags
|= CF_INITTOLOGFONTSTRUCT
;
14193 SelectObject (hdc
, oldobj
);
14194 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
14196 if (!ChooseFont (&cf
) || !w32_to_x_font (&lf
, buf
, 100, NULL
))
14199 return build_string (buf
);
14202 DEFUN ("w32-send-sys-command", Fw32_send_sys_command
,
14203 Sw32_send_sys_command
, 1, 2, 0,
14204 doc
: /* Send frame a Windows WM_SYSCOMMAND message of type COMMAND.
14205 Some useful values for command are #xf030 to maximise frame (#xf020
14206 to minimize), #xf120 to restore frame to original size, and #xf100
14207 to activate the menubar for keyboard access. #xf140 activates the
14208 screen saver if defined.
14210 If optional parameter FRAME is not specified, use selected frame. */)
14212 Lisp_Object command
, frame
;
14214 FRAME_PTR f
= check_x_frame (frame
);
14216 CHECK_NUMBER (command
);
14218 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, XINT (command
), 0);
14223 DEFUN ("w32-shell-execute", Fw32_shell_execute
, Sw32_shell_execute
, 2, 4, 0,
14224 doc
: /* Get Windows to perform OPERATION on DOCUMENT.
14225 This is a wrapper around the ShellExecute system function, which
14226 invokes the application registered to handle OPERATION for DOCUMENT.
14227 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be
14228 nil for the default action), and DOCUMENT is typically the name of a
14229 document file or URL, but can also be a program executable to run or
14230 a directory to open in the Windows Explorer.
14232 If DOCUMENT is a program executable, PARAMETERS can be a string
14233 containing command line parameters, but otherwise should be nil.
14235 SHOW-FLAG can be used to control whether the invoked application is hidden
14236 or minimized. If SHOW-FLAG is nil, the application is displayed normally,
14237 otherwise it is an integer representing a ShowWindow flag:
14241 3 - start maximized
14242 6 - start minimized */)
14243 (operation
, document
, parameters
, show_flag
)
14244 Lisp_Object operation
, document
, parameters
, show_flag
;
14246 Lisp_Object current_dir
;
14248 CHECK_STRING (document
);
14250 /* Encode filename and current directory. */
14251 current_dir
= ENCODE_FILE (current_buffer
->directory
);
14252 document
= ENCODE_FILE (document
);
14253 if ((int) ShellExecute (NULL
,
14254 (STRINGP (operation
) ?
14255 XSTRING (operation
)->data
: NULL
),
14256 XSTRING (document
)->data
,
14257 (STRINGP (parameters
) ?
14258 XSTRING (parameters
)->data
: NULL
),
14259 XSTRING (current_dir
)->data
,
14260 (INTEGERP (show_flag
) ?
14261 XINT (show_flag
) : SW_SHOWDEFAULT
))
14264 error ("ShellExecute failed: %s", w32_strerror (0));
14267 /* Lookup virtual keycode from string representing the name of a
14268 non-ascii keystroke into the corresponding virtual key, using
14269 lispy_function_keys. */
14271 lookup_vk_code (char *key
)
14275 for (i
= 0; i
< 256; i
++)
14276 if (lispy_function_keys
[i
] != 0
14277 && strcmp (lispy_function_keys
[i
], key
) == 0)
14283 /* Convert a one-element vector style key sequence to a hot key
14286 w32_parse_hot_key (key
)
14289 /* Copied from Fdefine_key and store_in_keymap. */
14290 register Lisp_Object c
;
14292 int lisp_modifiers
;
14294 struct gcpro gcpro1
;
14296 CHECK_VECTOR (key
);
14298 if (XFASTINT (Flength (key
)) != 1)
14303 c
= Faref (key
, make_number (0));
14305 if (CONSP (c
) && lucid_event_type_list_p (c
))
14306 c
= Fevent_convert_list (c
);
14310 if (! INTEGERP (c
) && ! SYMBOLP (c
))
14311 error ("Key definition is invalid");
14313 /* Work out the base key and the modifiers. */
14316 c
= parse_modifiers (c
);
14317 lisp_modifiers
= Fcar (Fcdr (c
));
14321 vk_code
= lookup_vk_code (XSYMBOL (c
)->name
->data
);
14323 else if (INTEGERP (c
))
14325 lisp_modifiers
= XINT (c
) & ~CHARACTERBITS
;
14326 /* Many ascii characters are their own virtual key code. */
14327 vk_code
= XINT (c
) & CHARACTERBITS
;
14330 if (vk_code
< 0 || vk_code
> 255)
14333 if ((lisp_modifiers
& meta_modifier
) != 0
14334 && !NILP (Vw32_alt_is_meta
))
14335 lisp_modifiers
|= alt_modifier
;
14337 /* Supply defs missing from mingw32. */
14339 #define MOD_ALT 0x0001
14340 #define MOD_CONTROL 0x0002
14341 #define MOD_SHIFT 0x0004
14342 #define MOD_WIN 0x0008
14345 /* Convert lisp modifiers to Windows hot-key form. */
14346 w32_modifiers
= (lisp_modifiers
& hyper_modifier
) ? MOD_WIN
: 0;
14347 w32_modifiers
|= (lisp_modifiers
& alt_modifier
) ? MOD_ALT
: 0;
14348 w32_modifiers
|= (lisp_modifiers
& ctrl_modifier
) ? MOD_CONTROL
: 0;
14349 w32_modifiers
|= (lisp_modifiers
& shift_modifier
) ? MOD_SHIFT
: 0;
14351 return HOTKEY (vk_code
, w32_modifiers
);
14354 DEFUN ("w32-register-hot-key", Fw32_register_hot_key
,
14355 Sw32_register_hot_key
, 1, 1, 0,
14356 doc
: /* Register KEY as a hot-key combination.
14357 Certain key combinations like Alt-Tab are reserved for system use on
14358 Windows, and therefore are normally intercepted by the system. However,
14359 most of these key combinations can be received by registering them as
14360 hot-keys, overriding their special meaning.
14362 KEY must be a one element key definition in vector form that would be
14363 acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta
14364 modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper
14365 is always interpreted as the Windows modifier keys.
14367 The return value is the hotkey-id if registered, otherwise nil. */)
14371 key
= w32_parse_hot_key (key
);
14373 if (NILP (Fmemq (key
, w32_grabbed_keys
)))
14375 /* Reuse an empty slot if possible. */
14376 Lisp_Object item
= Fmemq (Qnil
, w32_grabbed_keys
);
14378 /* Safe to add new key to list, even if we have focus. */
14380 w32_grabbed_keys
= Fcons (key
, w32_grabbed_keys
);
14382 XSETCAR (item
, key
);
14384 /* Notify input thread about new hot-key definition, so that it
14385 takes effect without needing to switch focus. */
14386 PostThreadMessage (dwWindowsThreadId
, WM_EMACS_REGISTER_HOT_KEY
,
14393 DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key
,
14394 Sw32_unregister_hot_key
, 1, 1, 0,
14395 doc
: /* Unregister HOTKEY as a hot-key combination. */)
14401 if (!INTEGERP (key
))
14402 key
= w32_parse_hot_key (key
);
14404 item
= Fmemq (key
, w32_grabbed_keys
);
14408 /* Notify input thread about hot-key definition being removed, so
14409 that it takes effect without needing focus switch. */
14410 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_UNREGISTER_HOT_KEY
,
14411 (WPARAM
) XINT (XCAR (item
)), (LPARAM
) item
))
14414 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
14421 DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys
,
14422 Sw32_registered_hot_keys
, 0, 0, 0,
14423 doc
: /* Return list of registered hot-key IDs. */)
14426 return Fcopy_sequence (w32_grabbed_keys
);
14429 DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key
,
14430 Sw32_reconstruct_hot_key
, 1, 1, 0,
14431 doc
: /* Convert hot-key ID to a lisp key combination. */)
14433 Lisp_Object hotkeyid
;
14435 int vk_code
, w32_modifiers
;
14438 CHECK_NUMBER (hotkeyid
);
14440 vk_code
= HOTKEY_VK_CODE (hotkeyid
);
14441 w32_modifiers
= HOTKEY_MODIFIERS (hotkeyid
);
14443 if (lispy_function_keys
[vk_code
])
14444 key
= intern (lispy_function_keys
[vk_code
]);
14446 key
= make_number (vk_code
);
14448 key
= Fcons (key
, Qnil
);
14449 if (w32_modifiers
& MOD_SHIFT
)
14450 key
= Fcons (Qshift
, key
);
14451 if (w32_modifiers
& MOD_CONTROL
)
14452 key
= Fcons (Qctrl
, key
);
14453 if (w32_modifiers
& MOD_ALT
)
14454 key
= Fcons (NILP (Vw32_alt_is_meta
) ? Qalt
: Qmeta
, key
);
14455 if (w32_modifiers
& MOD_WIN
)
14456 key
= Fcons (Qhyper
, key
);
14461 DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key
,
14462 Sw32_toggle_lock_key
, 1, 2, 0,
14463 doc
: /* Toggle the state of the lock key KEY.
14464 KEY can be `capslock', `kp-numlock', or `scroll'.
14465 If the optional parameter NEW-STATE is a number, then the state of KEY
14466 is set to off if the low bit of NEW-STATE is zero, otherwise on. */)
14468 Lisp_Object key
, new_state
;
14472 if (EQ (key
, intern ("capslock")))
14473 vk_code
= VK_CAPITAL
;
14474 else if (EQ (key
, intern ("kp-numlock")))
14475 vk_code
= VK_NUMLOCK
;
14476 else if (EQ (key
, intern ("scroll")))
14477 vk_code
= VK_SCROLL
;
14481 if (!dwWindowsThreadId
)
14482 return make_number (w32_console_toggle_lock_key (vk_code
, new_state
));
14484 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_TOGGLE_LOCK_KEY
,
14485 (WPARAM
) vk_code
, (LPARAM
) new_state
))
14488 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
14489 return make_number (msg
.wParam
);
14494 DEFUN ("file-system-info", Ffile_system_info
, Sfile_system_info
, 1, 1, 0,
14495 doc
: /* Return storage information about the file system FILENAME is on.
14496 Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total
14497 storage of the file system, FREE is the free storage, and AVAIL is the
14498 storage available to a non-superuser. All 3 numbers are in bytes.
14499 If the underlying system call fails, value is nil. */)
14501 Lisp_Object filename
;
14503 Lisp_Object encoded
, value
;
14505 CHECK_STRING (filename
);
14506 filename
= Fexpand_file_name (filename
, Qnil
);
14507 encoded
= ENCODE_FILE (filename
);
14511 /* Determining the required information on Windows turns out, sadly,
14512 to be more involved than one would hope. The original Win32 api
14513 call for this will return bogus information on some systems, but we
14514 must dynamically probe for the replacement api, since that was
14515 added rather late on. */
14517 HMODULE hKernel
= GetModuleHandle ("kernel32");
14518 BOOL (*pfn_GetDiskFreeSpaceEx
)
14519 (char *, PULARGE_INTEGER
, PULARGE_INTEGER
, PULARGE_INTEGER
)
14520 = (void *) GetProcAddress (hKernel
, "GetDiskFreeSpaceEx");
14522 /* On Windows, we may need to specify the root directory of the
14523 volume holding FILENAME. */
14524 char rootname
[MAX_PATH
];
14525 char *name
= XSTRING (encoded
)->data
;
14527 /* find the root name of the volume if given */
14528 if (isalpha (name
[0]) && name
[1] == ':')
14530 rootname
[0] = name
[0];
14531 rootname
[1] = name
[1];
14532 rootname
[2] = '\\';
14535 else if (IS_DIRECTORY_SEP (name
[0]) && IS_DIRECTORY_SEP (name
[1]))
14537 char *str
= rootname
;
14541 if (IS_DIRECTORY_SEP (*name
) && --slashes
== 0)
14551 if (pfn_GetDiskFreeSpaceEx
)
14553 LARGE_INTEGER availbytes
;
14554 LARGE_INTEGER freebytes
;
14555 LARGE_INTEGER totalbytes
;
14557 if (pfn_GetDiskFreeSpaceEx(rootname
,
14561 value
= list3 (make_float ((double) totalbytes
.QuadPart
),
14562 make_float ((double) freebytes
.QuadPart
),
14563 make_float ((double) availbytes
.QuadPart
));
14567 DWORD sectors_per_cluster
;
14568 DWORD bytes_per_sector
;
14569 DWORD free_clusters
;
14570 DWORD total_clusters
;
14572 if (GetDiskFreeSpace(rootname
,
14573 §ors_per_cluster
,
14577 value
= list3 (make_float ((double) total_clusters
14578 * sectors_per_cluster
* bytes_per_sector
),
14579 make_float ((double) free_clusters
14580 * sectors_per_cluster
* bytes_per_sector
),
14581 make_float ((double) free_clusters
14582 * sectors_per_cluster
* bytes_per_sector
));
14589 /***********************************************************************
14591 ***********************************************************************/
14596 HMODULE user32_lib
= GetModuleHandle ("user32.dll");
14598 /* This is zero if not using MS-Windows. */
14601 /* TrackMouseEvent not available in all versions of Windows, so must load
14602 it dynamically. Do it once, here, instead of every time it is used. */
14603 track_mouse_event_fn
= GetProcAddress (user32_lib
, "TrackMouseEvent");
14604 track_mouse_window
= NULL
;
14606 w32_visible_system_caret_hwnd
= NULL
;
14608 Qauto_raise
= intern ("auto-raise");
14609 staticpro (&Qauto_raise
);
14610 Qauto_lower
= intern ("auto-lower");
14611 staticpro (&Qauto_lower
);
14612 Qbar
= intern ("bar");
14614 Qborder_color
= intern ("border-color");
14615 staticpro (&Qborder_color
);
14616 Qborder_width
= intern ("border-width");
14617 staticpro (&Qborder_width
);
14618 Qbox
= intern ("box");
14620 Qcursor_color
= intern ("cursor-color");
14621 staticpro (&Qcursor_color
);
14622 Qcursor_type
= intern ("cursor-type");
14623 staticpro (&Qcursor_type
);
14624 Qgeometry
= intern ("geometry");
14625 staticpro (&Qgeometry
);
14626 Qicon_left
= intern ("icon-left");
14627 staticpro (&Qicon_left
);
14628 Qicon_top
= intern ("icon-top");
14629 staticpro (&Qicon_top
);
14630 Qicon_type
= intern ("icon-type");
14631 staticpro (&Qicon_type
);
14632 Qicon_name
= intern ("icon-name");
14633 staticpro (&Qicon_name
);
14634 Qinternal_border_width
= intern ("internal-border-width");
14635 staticpro (&Qinternal_border_width
);
14636 Qleft
= intern ("left");
14637 staticpro (&Qleft
);
14638 Qright
= intern ("right");
14639 staticpro (&Qright
);
14640 Qmouse_color
= intern ("mouse-color");
14641 staticpro (&Qmouse_color
);
14642 Qnone
= intern ("none");
14643 staticpro (&Qnone
);
14644 Qparent_id
= intern ("parent-id");
14645 staticpro (&Qparent_id
);
14646 Qscroll_bar_width
= intern ("scroll-bar-width");
14647 staticpro (&Qscroll_bar_width
);
14648 Qsuppress_icon
= intern ("suppress-icon");
14649 staticpro (&Qsuppress_icon
);
14650 Qundefined_color
= intern ("undefined-color");
14651 staticpro (&Qundefined_color
);
14652 Qvertical_scroll_bars
= intern ("vertical-scroll-bars");
14653 staticpro (&Qvertical_scroll_bars
);
14654 Qvisibility
= intern ("visibility");
14655 staticpro (&Qvisibility
);
14656 Qwindow_id
= intern ("window-id");
14657 staticpro (&Qwindow_id
);
14658 Qx_frame_parameter
= intern ("x-frame-parameter");
14659 staticpro (&Qx_frame_parameter
);
14660 Qx_resource_name
= intern ("x-resource-name");
14661 staticpro (&Qx_resource_name
);
14662 Quser_position
= intern ("user-position");
14663 staticpro (&Quser_position
);
14664 Quser_size
= intern ("user-size");
14665 staticpro (&Quser_size
);
14666 Qscreen_gamma
= intern ("screen-gamma");
14667 staticpro (&Qscreen_gamma
);
14668 Qline_spacing
= intern ("line-spacing");
14669 staticpro (&Qline_spacing
);
14670 Qcenter
= intern ("center");
14671 staticpro (&Qcenter
);
14672 Qcancel_timer
= intern ("cancel-timer");
14673 staticpro (&Qcancel_timer
);
14674 Qfullscreen
= intern ("fullscreen");
14675 staticpro (&Qfullscreen
);
14676 Qfullwidth
= intern ("fullwidth");
14677 staticpro (&Qfullwidth
);
14678 Qfullheight
= intern ("fullheight");
14679 staticpro (&Qfullheight
);
14680 Qfullboth
= intern ("fullboth");
14681 staticpro (&Qfullboth
);
14683 Qhyper
= intern ("hyper");
14684 staticpro (&Qhyper
);
14685 Qsuper
= intern ("super");
14686 staticpro (&Qsuper
);
14687 Qmeta
= intern ("meta");
14688 staticpro (&Qmeta
);
14689 Qalt
= intern ("alt");
14691 Qctrl
= intern ("ctrl");
14692 staticpro (&Qctrl
);
14693 Qcontrol
= intern ("control");
14694 staticpro (&Qcontrol
);
14695 Qshift
= intern ("shift");
14696 staticpro (&Qshift
);
14697 /* This is the end of symbol initialization. */
14699 /* Text property `display' should be nonsticky by default. */
14700 Vtext_property_default_nonsticky
14701 = Fcons (Fcons (Qdisplay
, Qt
), Vtext_property_default_nonsticky
);
14704 Qlaplace
= intern ("laplace");
14705 staticpro (&Qlaplace
);
14706 Qemboss
= intern ("emboss");
14707 staticpro (&Qemboss
);
14708 Qedge_detection
= intern ("edge-detection");
14709 staticpro (&Qedge_detection
);
14710 Qheuristic
= intern ("heuristic");
14711 staticpro (&Qheuristic
);
14712 QCmatrix
= intern (":matrix");
14713 staticpro (&QCmatrix
);
14714 QCcolor_adjustment
= intern (":color-adjustment");
14715 staticpro (&QCcolor_adjustment
);
14716 QCmask
= intern (":mask");
14717 staticpro (&QCmask
);
14719 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
14720 staticpro (&Qface_set_after_frame_default
);
14722 Fput (Qundefined_color
, Qerror_conditions
,
14723 Fcons (Qundefined_color
, Fcons (Qerror
, Qnil
)));
14724 Fput (Qundefined_color
, Qerror_message
,
14725 build_string ("Undefined color"));
14727 staticpro (&w32_grabbed_keys
);
14728 w32_grabbed_keys
= Qnil
;
14730 DEFVAR_LISP ("w32-color-map", &Vw32_color_map
,
14731 doc
: /* An array of color name mappings for windows. */);
14732 Vw32_color_map
= Qnil
;
14734 DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system
,
14735 doc
: /* Non-nil if alt key presses are passed on to Windows.
14736 When non-nil, for example, alt pressed and released and then space will
14737 open the System menu. When nil, Emacs silently swallows alt key events. */);
14738 Vw32_pass_alt_to_system
= Qnil
;
14740 DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta
,
14741 doc
: /* Non-nil if the alt key is to be considered the same as the meta key.
14742 When nil, Emacs will translate the alt key to the Alt modifier, and not Meta. */);
14743 Vw32_alt_is_meta
= Qt
;
14745 DEFVAR_INT ("w32-quit-key", &Vw32_quit_key
,
14746 doc
: /* If non-zero, the virtual key code for an alternative quit key. */);
14747 XSETINT (Vw32_quit_key
, 0);
14749 DEFVAR_LISP ("w32-pass-lwindow-to-system",
14750 &Vw32_pass_lwindow_to_system
,
14751 doc
: /* Non-nil if the left \"Windows\" key is passed on to Windows.
14752 When non-nil, the Start menu is opened by tapping the key. */);
14753 Vw32_pass_lwindow_to_system
= Qt
;
14755 DEFVAR_LISP ("w32-pass-rwindow-to-system",
14756 &Vw32_pass_rwindow_to_system
,
14757 doc
: /* Non-nil if the right \"Windows\" key is passed on to Windows.
14758 When non-nil, the Start menu is opened by tapping the key. */);
14759 Vw32_pass_rwindow_to_system
= Qt
;
14761 DEFVAR_INT ("w32-phantom-key-code",
14762 &Vw32_phantom_key_code
,
14763 doc
: /* Virtual key code used to generate \"phantom\" key presses.
14764 Value is a number between 0 and 255.
14766 Phantom key presses are generated in order to stop the system from
14767 acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or
14768 `w32-pass-rwindow-to-system' is nil. */);
14769 /* Although 255 is technically not a valid key code, it works and
14770 means that this hack won't interfere with any real key code. */
14771 Vw32_phantom_key_code
= 255;
14773 DEFVAR_LISP ("w32-enable-num-lock",
14774 &Vw32_enable_num_lock
,
14775 doc
: /* Non-nil if Num Lock should act normally.
14776 Set to nil to see Num Lock as the key `kp-numlock'. */);
14777 Vw32_enable_num_lock
= Qt
;
14779 DEFVAR_LISP ("w32-enable-caps-lock",
14780 &Vw32_enable_caps_lock
,
14781 doc
: /* Non-nil if Caps Lock should act normally.
14782 Set to nil to see Caps Lock as the key `capslock'. */);
14783 Vw32_enable_caps_lock
= Qt
;
14785 DEFVAR_LISP ("w32-scroll-lock-modifier",
14786 &Vw32_scroll_lock_modifier
,
14787 doc
: /* Modifier to use for the Scroll Lock on state.
14788 The value can be hyper, super, meta, alt, control or shift for the
14789 respective modifier, or nil to see Scroll Lock as the key `scroll'.
14790 Any other value will cause the key to be ignored. */);
14791 Vw32_scroll_lock_modifier
= Qt
;
14793 DEFVAR_LISP ("w32-lwindow-modifier",
14794 &Vw32_lwindow_modifier
,
14795 doc
: /* Modifier to use for the left \"Windows\" key.
14796 The value can be hyper, super, meta, alt, control or shift for the
14797 respective modifier, or nil to appear as the key `lwindow'.
14798 Any other value will cause the key to be ignored. */);
14799 Vw32_lwindow_modifier
= Qnil
;
14801 DEFVAR_LISP ("w32-rwindow-modifier",
14802 &Vw32_rwindow_modifier
,
14803 doc
: /* Modifier to use for the right \"Windows\" key.
14804 The value can be hyper, super, meta, alt, control or shift for the
14805 respective modifier, or nil to appear as the key `rwindow'.
14806 Any other value will cause the key to be ignored. */);
14807 Vw32_rwindow_modifier
= Qnil
;
14809 DEFVAR_LISP ("w32-apps-modifier",
14810 &Vw32_apps_modifier
,
14811 doc
: /* Modifier to use for the \"Apps\" key.
14812 The value can be hyper, super, meta, alt, control or shift for the
14813 respective modifier, or nil to appear as the key `apps'.
14814 Any other value will cause the key to be ignored. */);
14815 Vw32_apps_modifier
= Qnil
;
14817 DEFVAR_BOOL ("w32-enable-synthesized-fonts", &w32_enable_synthesized_fonts
,
14818 doc
: /* Non-nil enables selection of artificially italicized and bold fonts. */);
14819 w32_enable_synthesized_fonts
= 0;
14821 DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette
,
14822 doc
: /* Non-nil enables Windows palette management to map colors exactly. */);
14823 Vw32_enable_palette
= Qt
;
14825 DEFVAR_INT ("w32-mouse-button-tolerance",
14826 &Vw32_mouse_button_tolerance
,
14827 doc
: /* Analogue of double click interval for faking middle mouse events.
14828 The value is the minimum time in milliseconds that must elapse between
14829 left/right button down events before they are considered distinct events.
14830 If both mouse buttons are depressed within this interval, a middle mouse
14831 button down event is generated instead. */);
14832 XSETINT (Vw32_mouse_button_tolerance
, GetDoubleClickTime () / 2);
14834 DEFVAR_INT ("w32-mouse-move-interval",
14835 &Vw32_mouse_move_interval
,
14836 doc
: /* Minimum interval between mouse move events.
14837 The value is the minimum time in milliseconds that must elapse between
14838 successive mouse move (or scroll bar drag) events before they are
14839 reported as lisp events. */);
14840 XSETINT (Vw32_mouse_move_interval
, 0);
14842 DEFVAR_BOOL ("w32-pass-extra-mouse-buttons-to-system",
14843 &w32_pass_extra_mouse_buttons_to_system
,
14844 doc
: /* Non-nil if the fourth and fifth mouse buttons are passed to Windows.
14845 Recent versions of Windows support mice with up to five buttons.
14846 Since most applications don't support these extra buttons, most mouse
14847 drivers will allow you to map them to functions at the system level.
14848 If this variable is non-nil, Emacs will pass them on, allowing the
14849 system to handle them. */);
14850 w32_pass_extra_mouse_buttons_to_system
= 0;
14852 init_x_parm_symbols ();
14854 DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path
,
14855 doc
: /* List of directories to search for bitmap files for w32. */);
14856 Vx_bitmap_file_path
= decode_env_path ((char *) 0, "PATH");
14858 DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape
,
14859 doc
: /* The shape of the pointer when over text.
14860 Changing the value does not affect existing frames
14861 unless you set the mouse color. */);
14862 Vx_pointer_shape
= Qnil
;
14864 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
14865 doc
: /* The name Emacs uses to look up resources; for internal use only.
14866 `x-get-resource' uses this as the first component of the instance name
14867 when requesting resource values.
14868 Emacs initially sets `x-resource-name' to the name under which Emacs
14869 was invoked, or to the value specified with the `-name' or `-rn'
14870 switches, if present. */);
14871 Vx_resource_name
= Qnil
;
14873 Vx_nontext_pointer_shape
= Qnil
;
14875 Vx_mode_pointer_shape
= Qnil
;
14877 DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape
,
14878 doc
: /* The shape of the pointer when Emacs is busy.
14879 This variable takes effect when you create a new frame
14880 or when you set the mouse color. */);
14881 Vx_hourglass_pointer_shape
= Qnil
;
14883 DEFVAR_BOOL ("display-hourglass", &display_hourglass_p
,
14884 doc
: /* Non-zero means Emacs displays an hourglass pointer on window systems. */);
14885 display_hourglass_p
= 1;
14887 DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay
,
14888 doc
: /* *Seconds to wait before displaying an hourglass pointer.
14889 Value must be an integer or float. */);
14890 Vhourglass_delay
= make_number (DEFAULT_HOURGLASS_DELAY
);
14892 DEFVAR_LISP ("x-sensitive-text-pointer-shape",
14893 &Vx_sensitive_text_pointer_shape
,
14894 doc
: /* The shape of the pointer when over mouse-sensitive text.
14895 This variable takes effect when you create a new frame
14896 or when you set the mouse color. */);
14897 Vx_sensitive_text_pointer_shape
= Qnil
;
14899 DEFVAR_LISP ("x-window-horizontal-drag-cursor",
14900 &Vx_window_horizontal_drag_shape
,
14901 doc
: /* Pointer shape to use for indicating a window can be dragged horizontally.
14902 This variable takes effect when you create a new frame
14903 or when you set the mouse color. */);
14904 Vx_window_horizontal_drag_shape
= Qnil
;
14906 DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel
,
14907 doc
: /* A string indicating the foreground color of the cursor box. */);
14908 Vx_cursor_fore_pixel
= Qnil
;
14910 DEFVAR_LISP ("x-max-tooltip-size", &Vx_max_tooltip_size
,
14911 doc
: /* Maximum size for tooltips.
14912 Value is a pair (COLUMNS . ROWS). Text larger than this is clipped. */);
14913 Vx_max_tooltip_size
= Fcons (make_number (80), make_number (40));
14915 DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager
,
14916 doc
: /* Non-nil if no window manager is in use.
14917 Emacs doesn't try to figure this out; this is always nil
14918 unless you set it to something else. */);
14919 /* We don't have any way to find this out, so set it to nil
14920 and maybe the user would like to set it to t. */
14921 Vx_no_window_manager
= Qnil
;
14923 DEFVAR_LISP ("x-pixel-size-width-font-regexp",
14924 &Vx_pixel_size_width_font_regexp
,
14925 doc
: /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'.
14927 Since Emacs gets width of a font matching with this regexp from
14928 PIXEL_SIZE field of the name, font finding mechanism gets faster for
14929 such a font. This is especially effective for such large fonts as
14930 Chinese, Japanese, and Korean. */);
14931 Vx_pixel_size_width_font_regexp
= Qnil
;
14933 DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay
,
14934 doc
: /* Time after which cached images are removed from the cache.
14935 When an image has not been displayed this many seconds, remove it
14936 from the image cache. Value must be an integer or nil with nil
14937 meaning don't clear the cache. */);
14938 Vimage_cache_eviction_delay
= make_number (30 * 60);
14940 DEFVAR_LISP ("w32-bdf-filename-alist",
14941 &Vw32_bdf_filename_alist
,
14942 doc
: /* List of bdf fonts and their corresponding filenames. */);
14943 Vw32_bdf_filename_alist
= Qnil
;
14945 DEFVAR_BOOL ("w32-strict-fontnames",
14946 &w32_strict_fontnames
,
14947 doc
: /* Non-nil means only use fonts that are exact matches for those requested.
14948 Default is nil, which allows old fontnames that are not XLFD compliant,
14949 and allows third-party CJK display to work by specifying false charset
14950 fields to trick Emacs into translating to Big5, SJIS etc.
14951 Setting this to t will prevent wrong fonts being selected when
14952 fontsets are automatically created. */);
14953 w32_strict_fontnames
= 0;
14955 DEFVAR_BOOL ("w32-strict-painting",
14956 &w32_strict_painting
,
14957 doc
: /* Non-nil means use strict rules for repainting frames.
14958 Set this to nil to get the old behaviour for repainting; this should
14959 only be necessary if the default setting causes problems. */);
14960 w32_strict_painting
= 1;
14962 DEFVAR_LISP ("w32-charset-info-alist",
14963 &Vw32_charset_info_alist
,
14964 doc
: /* Alist linking Emacs character sets to Windows fonts and codepages.
14965 Each entry should be of the form:
14967 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))
14969 where CHARSET_NAME is a string used in font names to identify the charset,
14970 WINDOWS_CHARSET is a symbol that can be one of:
14971 w32-charset-ansi, w32-charset-default, w32-charset-symbol,
14972 w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,
14973 w32-charset-chinesebig5,
14974 #ifdef JOHAB_CHARSET
14975 w32-charset-johab, w32-charset-hebrew,
14976 w32-charset-arabic, w32-charset-greek, w32-charset-turkish,
14977 w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,
14978 w32-charset-russian, w32-charset-mac, w32-charset-baltic,
14980 #ifdef UNICODE_CHARSET
14981 w32-charset-unicode,
14983 or w32-charset-oem.
14984 CODEPAGE should be an integer specifying the codepage that should be used
14985 to display the character set, t to do no translation and output as Unicode,
14986 or nil to do no translation and output as 8 bit (or multibyte on far-east
14987 versions of Windows) characters. */);
14988 Vw32_charset_info_alist
= Qnil
;
14990 staticpro (&Qw32_charset_ansi
);
14991 Qw32_charset_ansi
= intern ("w32-charset-ansi");
14992 staticpro (&Qw32_charset_symbol
);
14993 Qw32_charset_symbol
= intern ("w32-charset-symbol");
14994 staticpro (&Qw32_charset_shiftjis
);
14995 Qw32_charset_shiftjis
= intern ("w32-charset-shiftjis");
14996 staticpro (&Qw32_charset_hangeul
);
14997 Qw32_charset_hangeul
= intern ("w32-charset-hangeul");
14998 staticpro (&Qw32_charset_chinesebig5
);
14999 Qw32_charset_chinesebig5
= intern ("w32-charset-chinesebig5");
15000 staticpro (&Qw32_charset_gb2312
);
15001 Qw32_charset_gb2312
= intern ("w32-charset-gb2312");
15002 staticpro (&Qw32_charset_oem
);
15003 Qw32_charset_oem
= intern ("w32-charset-oem");
15005 #ifdef JOHAB_CHARSET
15007 static int w32_extra_charsets_defined
= 1;
15008 DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined
,
15009 doc
: /* Internal variable. */);
15011 staticpro (&Qw32_charset_johab
);
15012 Qw32_charset_johab
= intern ("w32-charset-johab");
15013 staticpro (&Qw32_charset_easteurope
);
15014 Qw32_charset_easteurope
= intern ("w32-charset-easteurope");
15015 staticpro (&Qw32_charset_turkish
);
15016 Qw32_charset_turkish
= intern ("w32-charset-turkish");
15017 staticpro (&Qw32_charset_baltic
);
15018 Qw32_charset_baltic
= intern ("w32-charset-baltic");
15019 staticpro (&Qw32_charset_russian
);
15020 Qw32_charset_russian
= intern ("w32-charset-russian");
15021 staticpro (&Qw32_charset_arabic
);
15022 Qw32_charset_arabic
= intern ("w32-charset-arabic");
15023 staticpro (&Qw32_charset_greek
);
15024 Qw32_charset_greek
= intern ("w32-charset-greek");
15025 staticpro (&Qw32_charset_hebrew
);
15026 Qw32_charset_hebrew
= intern ("w32-charset-hebrew");
15027 staticpro (&Qw32_charset_vietnamese
);
15028 Qw32_charset_vietnamese
= intern ("w32-charset-vietnamese");
15029 staticpro (&Qw32_charset_thai
);
15030 Qw32_charset_thai
= intern ("w32-charset-thai");
15031 staticpro (&Qw32_charset_mac
);
15032 Qw32_charset_mac
= intern ("w32-charset-mac");
15036 #ifdef UNICODE_CHARSET
15038 static int w32_unicode_charset_defined
= 1;
15039 DEFVAR_BOOL ("w32-unicode-charset-defined",
15040 &w32_unicode_charset_defined
,
15041 doc
: /* Internal variable. */);
15043 staticpro (&Qw32_charset_unicode
);
15044 Qw32_charset_unicode
= intern ("w32-charset-unicode");
15047 defsubr (&Sx_get_resource
);
15048 #if 0 /* TODO: Port to W32 */
15049 defsubr (&Sx_change_window_property
);
15050 defsubr (&Sx_delete_window_property
);
15051 defsubr (&Sx_window_property
);
15053 defsubr (&Sxw_display_color_p
);
15054 defsubr (&Sx_display_grayscale_p
);
15055 defsubr (&Sxw_color_defined_p
);
15056 defsubr (&Sxw_color_values
);
15057 defsubr (&Sx_server_max_request_size
);
15058 defsubr (&Sx_server_vendor
);
15059 defsubr (&Sx_server_version
);
15060 defsubr (&Sx_display_pixel_width
);
15061 defsubr (&Sx_display_pixel_height
);
15062 defsubr (&Sx_display_mm_width
);
15063 defsubr (&Sx_display_mm_height
);
15064 defsubr (&Sx_display_screens
);
15065 defsubr (&Sx_display_planes
);
15066 defsubr (&Sx_display_color_cells
);
15067 defsubr (&Sx_display_visual_class
);
15068 defsubr (&Sx_display_backing_store
);
15069 defsubr (&Sx_display_save_under
);
15070 defsubr (&Sx_parse_geometry
);
15071 defsubr (&Sx_create_frame
);
15072 defsubr (&Sx_open_connection
);
15073 defsubr (&Sx_close_connection
);
15074 defsubr (&Sx_display_list
);
15075 defsubr (&Sx_synchronize
);
15077 /* W32 specific functions */
15079 defsubr (&Sw32_focus_frame
);
15080 defsubr (&Sw32_select_font
);
15081 defsubr (&Sw32_define_rgb_color
);
15082 defsubr (&Sw32_default_color_map
);
15083 defsubr (&Sw32_load_color_file
);
15084 defsubr (&Sw32_send_sys_command
);
15085 defsubr (&Sw32_shell_execute
);
15086 defsubr (&Sw32_register_hot_key
);
15087 defsubr (&Sw32_unregister_hot_key
);
15088 defsubr (&Sw32_registered_hot_keys
);
15089 defsubr (&Sw32_reconstruct_hot_key
);
15090 defsubr (&Sw32_toggle_lock_key
);
15091 defsubr (&Sw32_find_bdf_fonts
);
15093 defsubr (&Sfile_system_info
);
15095 /* Setting callback functions for fontset handler. */
15096 get_font_info_func
= w32_get_font_info
;
15098 #if 0 /* This function pointer doesn't seem to be used anywhere.
15099 And the pointer assigned has the wrong type, anyway. */
15100 list_fonts_func
= w32_list_fonts
;
15103 load_font_func
= w32_load_font
;
15104 find_ccl_program_func
= w32_find_ccl_program
;
15105 query_font_func
= w32_query_font
;
15106 set_frame_fontset_func
= x_set_font
;
15107 check_window_system_func
= check_w32
;
15109 #if 0 /* TODO Image support for W32 */
15111 Qxbm
= intern ("xbm");
15113 QCtype
= intern (":type");
15114 staticpro (&QCtype
);
15115 QCconversion
= intern (":conversion");
15116 staticpro (&QCconversion
);
15117 QCheuristic_mask
= intern (":heuristic-mask");
15118 staticpro (&QCheuristic_mask
);
15119 QCcolor_symbols
= intern (":color-symbols");
15120 staticpro (&QCcolor_symbols
);
15121 QCascent
= intern (":ascent");
15122 staticpro (&QCascent
);
15123 QCmargin
= intern (":margin");
15124 staticpro (&QCmargin
);
15125 QCrelief
= intern (":relief");
15126 staticpro (&QCrelief
);
15127 Qpostscript
= intern ("postscript");
15128 staticpro (&Qpostscript
);
15129 QCloader
= intern (":loader");
15130 staticpro (&QCloader
);
15131 QCbounding_box
= intern (":bounding-box");
15132 staticpro (&QCbounding_box
);
15133 QCpt_width
= intern (":pt-width");
15134 staticpro (&QCpt_width
);
15135 QCpt_height
= intern (":pt-height");
15136 staticpro (&QCpt_height
);
15137 QCindex
= intern (":index");
15138 staticpro (&QCindex
);
15139 Qpbm
= intern ("pbm");
15143 Qxpm
= intern ("xpm");
15148 Qjpeg
= intern ("jpeg");
15149 staticpro (&Qjpeg
);
15153 Qtiff
= intern ("tiff");
15154 staticpro (&Qtiff
);
15158 Qgif
= intern ("gif");
15163 Qpng
= intern ("png");
15167 defsubr (&Sclear_image_cache
);
15170 defsubr (&Simagep
);
15171 defsubr (&Slookup_image
);
15175 hourglass_atimer
= NULL
;
15176 hourglass_shown_p
= 0;
15177 defsubr (&Sx_show_tip
);
15178 defsubr (&Sx_hide_tip
);
15180 staticpro (&tip_timer
);
15182 staticpro (&tip_frame
);
15184 last_show_tip_args
= Qnil
;
15185 staticpro (&last_show_tip_args
);
15187 defsubr (&Sx_file_dialog
);
15194 image_types
= NULL
;
15195 Vimage_types
= Qnil
;
15197 #if 0 /* TODO : Image support for W32 */
15198 define_image_type (&xbm_type
);
15199 define_image_type (&gs_type
);
15200 define_image_type (&pbm_type
);
15203 define_image_type (&xpm_type
);
15207 define_image_type (&jpeg_type
);
15211 define_image_type (&tiff_type
);
15215 define_image_type (&gif_type
);
15219 define_image_type (&png_type
);
15230 button
= MessageBox (NULL
,
15231 "A fatal error has occurred!\n\n"
15232 "Select Abort to exit, Retry to debug, Ignore to continue",
15233 "Emacs Abort Dialog",
15234 MB_ICONEXCLAMATION
| MB_TASKMODAL
15235 | MB_SETFOREGROUND
| MB_ABORTRETRYIGNORE
);
15250 /* For convenience when debugging. */
15254 return GetLastError ();