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 #define max(a, b) ((a) > (b) ? (a) : (b))
57 extern void free_frame_menubar ();
58 extern double atof ();
59 extern int w32_console_toggle_lock_key (int vk_code
, Lisp_Object new_state
);
62 /* A definition of XColor for non-X frames. */
63 #ifndef HAVE_X_WINDOWS
66 unsigned short red
, green
, blue
;
72 extern char *lispy_function_keys
[];
74 /* The gray bitmap `bitmaps/gray'. This is done because w32term.c uses
75 it, and including `bitmaps/gray' more than once is a problem when
76 config.h defines `static' as an empty replacement string. */
78 int gray_bitmap_width
= gray_width
;
79 int gray_bitmap_height
= gray_height
;
80 unsigned char *gray_bitmap_bits
= gray_bits
;
82 /* The colormap for converting color names to RGB values */
83 Lisp_Object Vw32_color_map
;
85 /* Non nil if alt key presses are passed on to Windows. */
86 Lisp_Object Vw32_pass_alt_to_system
;
88 /* Non nil if alt key is translated to meta_modifier, nil if it is translated
90 Lisp_Object Vw32_alt_is_meta
;
92 /* If non-zero, the windows virtual key code for an alternative quit key. */
93 Lisp_Object Vw32_quit_key
;
95 /* Non nil if left window key events are passed on to Windows (this only
96 affects whether "tapping" the key opens the Start menu). */
97 Lisp_Object Vw32_pass_lwindow_to_system
;
99 /* Non nil if right window key events are passed on to Windows (this
100 only affects whether "tapping" the key opens the Start menu). */
101 Lisp_Object Vw32_pass_rwindow_to_system
;
103 /* Virtual key code used to generate "phantom" key presses in order
104 to stop system from acting on Windows key events. */
105 Lisp_Object Vw32_phantom_key_code
;
107 /* Modifier associated with the left "Windows" key, or nil to act as a
109 Lisp_Object Vw32_lwindow_modifier
;
111 /* Modifier associated with the right "Windows" key, or nil to act as a
113 Lisp_Object Vw32_rwindow_modifier
;
115 /* Modifier associated with the "Apps" key, or nil to act as a normal
117 Lisp_Object Vw32_apps_modifier
;
119 /* Value is nil if Num Lock acts as a function key. */
120 Lisp_Object Vw32_enable_num_lock
;
122 /* Value is nil if Caps Lock acts as a function key. */
123 Lisp_Object Vw32_enable_caps_lock
;
125 /* Modifier associated with Scroll Lock, or nil to act as a normal key. */
126 Lisp_Object Vw32_scroll_lock_modifier
;
128 /* Switch to control whether we inhibit requests for synthesized bold
129 and italic versions of fonts. */
130 Lisp_Object Vw32_enable_synthesized_fonts
;
132 /* Enable palette management. */
133 Lisp_Object Vw32_enable_palette
;
135 /* Control how close left/right button down events must be to
136 be converted to a middle button down event. */
137 Lisp_Object Vw32_mouse_button_tolerance
;
139 /* Minimum interval between mouse movement (and scroll bar drag)
140 events that are passed on to the event loop. */
141 Lisp_Object Vw32_mouse_move_interval
;
143 /* The name we're using in resource queries. */
144 Lisp_Object Vx_resource_name
;
146 /* Non nil if no window manager is in use. */
147 Lisp_Object Vx_no_window_manager
;
149 /* Non-zero means we're allowed to display a hourglass pointer. */
151 int display_hourglass_p
;
153 /* The background and shape of the mouse pointer, and shape when not
154 over text or in the modeline. */
156 Lisp_Object Vx_pointer_shape
, Vx_nontext_pointer_shape
, Vx_mode_pointer_shape
;
157 Lisp_Object Vx_hourglass_pointer_shape
, Vx_window_horizontal_drag_shape
;
159 /* The shape when over mouse-sensitive text. */
161 Lisp_Object Vx_sensitive_text_pointer_shape
;
163 /* Color of chars displayed in cursor box. */
165 Lisp_Object Vx_cursor_fore_pixel
;
167 /* Nonzero if using Windows. */
169 static int w32_in_use
;
171 /* Search path for bitmap files. */
173 Lisp_Object Vx_bitmap_file_path
;
175 /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */
177 Lisp_Object Vx_pixel_size_width_font_regexp
;
179 /* Alist of bdf fonts and the files that define them. */
180 Lisp_Object Vw32_bdf_filename_alist
;
182 Lisp_Object Vw32_system_coding_system
;
184 /* A flag to control whether fonts are matched strictly or not. */
185 int w32_strict_fontnames
;
187 /* A flag to control whether we should only repaint if GetUpdateRect
188 indicates there is an update region. */
189 int w32_strict_painting
;
191 /* Associative list linking character set strings to Windows codepages. */
192 Lisp_Object Vw32_charset_info_alist
;
194 /* VIETNAMESE_CHARSET is not defined in some versions of MSVC. */
195 #ifndef VIETNAMESE_CHARSET
196 #define VIETNAMESE_CHARSET 163
199 Lisp_Object Qauto_raise
;
200 Lisp_Object Qauto_lower
;
202 Lisp_Object Qborder_color
;
203 Lisp_Object Qborder_width
;
205 Lisp_Object Qcursor_color
;
206 Lisp_Object Qcursor_type
;
207 Lisp_Object Qgeometry
;
208 Lisp_Object Qicon_left
;
209 Lisp_Object Qicon_top
;
210 Lisp_Object Qicon_type
;
211 Lisp_Object Qicon_name
;
212 Lisp_Object Qinternal_border_width
;
215 Lisp_Object Qmouse_color
;
217 Lisp_Object Qparent_id
;
218 Lisp_Object Qscroll_bar_width
;
219 Lisp_Object Qsuppress_icon
;
220 Lisp_Object Qundefined_color
;
221 Lisp_Object Qvertical_scroll_bars
;
222 Lisp_Object Qvisibility
;
223 Lisp_Object Qwindow_id
;
224 Lisp_Object Qx_frame_parameter
;
225 Lisp_Object Qx_resource_name
;
226 Lisp_Object Quser_position
;
227 Lisp_Object Quser_size
;
228 Lisp_Object Qscreen_gamma
;
229 Lisp_Object Qline_spacing
;
231 Lisp_Object Qcancel_timer
;
237 Lisp_Object Qcontrol
;
240 Lisp_Object Qw32_charset_ansi
;
241 Lisp_Object Qw32_charset_default
;
242 Lisp_Object Qw32_charset_symbol
;
243 Lisp_Object Qw32_charset_shiftjis
;
244 Lisp_Object Qw32_charset_hangeul
;
245 Lisp_Object Qw32_charset_gb2312
;
246 Lisp_Object Qw32_charset_chinesebig5
;
247 Lisp_Object Qw32_charset_oem
;
249 #ifndef JOHAB_CHARSET
250 #define JOHAB_CHARSET 130
253 Lisp_Object Qw32_charset_easteurope
;
254 Lisp_Object Qw32_charset_turkish
;
255 Lisp_Object Qw32_charset_baltic
;
256 Lisp_Object Qw32_charset_russian
;
257 Lisp_Object Qw32_charset_arabic
;
258 Lisp_Object Qw32_charset_greek
;
259 Lisp_Object Qw32_charset_hebrew
;
260 Lisp_Object Qw32_charset_vietnamese
;
261 Lisp_Object Qw32_charset_thai
;
262 Lisp_Object Qw32_charset_johab
;
263 Lisp_Object Qw32_charset_mac
;
266 #ifdef UNICODE_CHARSET
267 Lisp_Object Qw32_charset_unicode
;
270 extern Lisp_Object Qtop
;
271 extern Lisp_Object Qdisplay
;
272 extern Lisp_Object Qtool_bar_lines
;
274 /* State variables for emulating a three button mouse. */
279 static int button_state
= 0;
280 static W32Msg saved_mouse_button_msg
;
281 static unsigned mouse_button_timer
; /* non-zero when timer is active */
282 static W32Msg saved_mouse_move_msg
;
283 static unsigned mouse_move_timer
;
285 /* W95 mousewheel handler */
286 unsigned int msh_mousewheel
= 0;
288 #define MOUSE_BUTTON_ID 1
289 #define MOUSE_MOVE_ID 2
291 /* The below are defined in frame.c. */
293 extern Lisp_Object Qheight
, Qminibuffer
, Qname
, Qonly
, Qwidth
;
294 extern Lisp_Object Qunsplittable
, Qmenu_bar_lines
, Qbuffer_predicate
, Qtitle
;
295 extern Lisp_Object Qtool_bar_lines
;
297 extern Lisp_Object Vwindow_system_version
;
299 Lisp_Object Qface_set_after_frame_default
;
302 int image_cache_refcount
, dpyinfo_refcount
;
306 /* From w32term.c. */
307 extern Lisp_Object Vw32_num_mouse_buttons
;
308 extern Lisp_Object Vw32_recognize_altgr
;
311 /* Error if we are not connected to MS-Windows. */
316 error ("MS-Windows not in use or not initialized");
319 /* Nonzero if we can use mouse menus.
320 You should not call this unless HAVE_MENUS is defined. */
328 /* Extract a frame as a FRAME_PTR, defaulting to the selected frame
329 and checking validity for W32. */
332 check_x_frame (frame
)
338 frame
= selected_frame
;
339 CHECK_LIVE_FRAME (frame
, 0);
341 if (! FRAME_W32_P (f
))
342 error ("non-w32 frame used");
346 /* Let the user specify an display with a frame.
347 nil stands for the selected frame--or, if that is not a w32 frame,
348 the first display on the list. */
350 static struct w32_display_info
*
351 check_x_display_info (frame
)
356 struct frame
*sf
= XFRAME (selected_frame
);
358 if (FRAME_W32_P (sf
) && FRAME_LIVE_P (sf
))
359 return FRAME_W32_DISPLAY_INFO (sf
);
361 return &one_w32_display_info
;
363 else if (STRINGP (frame
))
364 return x_display_info_for_name (frame
);
369 CHECK_LIVE_FRAME (frame
, 0);
371 if (! FRAME_W32_P (f
))
372 error ("non-w32 frame used");
373 return FRAME_W32_DISPLAY_INFO (f
);
377 /* Return the Emacs frame-object corresponding to an w32 window.
378 It could be the frame's main window or an icon window. */
380 /* This function can be called during GC, so use GC_xxx type test macros. */
383 x_window_to_frame (dpyinfo
, wdesc
)
384 struct w32_display_info
*dpyinfo
;
387 Lisp_Object tail
, frame
;
390 for (tail
= Vframe_list
; GC_CONSP (tail
); tail
= XCDR (tail
))
393 if (!GC_FRAMEP (frame
))
396 if (!FRAME_W32_P (f
) || FRAME_W32_DISPLAY_INFO (f
) != dpyinfo
)
398 if (f
->output_data
.w32
->hourglass_window
== wdesc
)
401 /* TODO: Check tooltips when supported. */
402 if (FRAME_W32_WINDOW (f
) == wdesc
)
410 /* Code to deal with bitmaps. Bitmaps are referenced by their bitmap
411 id, which is just an int that this section returns. Bitmaps are
412 reference counted so they can be shared among frames.
414 Bitmap indices are guaranteed to be > 0, so a negative number can
415 be used to indicate no bitmap.
417 If you use x_create_bitmap_from_data, then you must keep track of
418 the bitmaps yourself. That is, creating a bitmap from the same
419 data more than once will not be caught. */
422 /* Functions to access the contents of a bitmap, given an id. */
425 x_bitmap_height (f
, id
)
429 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].height
;
433 x_bitmap_width (f
, id
)
437 return FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].width
;
441 x_bitmap_pixmap (f
, id
)
445 return (int) FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].pixmap
;
449 /* Allocate a new bitmap record. Returns index of new record. */
452 x_allocate_bitmap_record (f
)
455 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
458 if (dpyinfo
->bitmaps
== NULL
)
460 dpyinfo
->bitmaps_size
= 10;
462 = (struct w32_bitmap_record
*) xmalloc (dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
463 dpyinfo
->bitmaps_last
= 1;
467 if (dpyinfo
->bitmaps_last
< dpyinfo
->bitmaps_size
)
468 return ++dpyinfo
->bitmaps_last
;
470 for (i
= 0; i
< dpyinfo
->bitmaps_size
; ++i
)
471 if (dpyinfo
->bitmaps
[i
].refcount
== 0)
474 dpyinfo
->bitmaps_size
*= 2;
476 = (struct w32_bitmap_record
*) xrealloc (dpyinfo
->bitmaps
,
477 dpyinfo
->bitmaps_size
* sizeof (struct w32_bitmap_record
));
478 return ++dpyinfo
->bitmaps_last
;
481 /* Add one reference to the reference count of the bitmap with id ID. */
484 x_reference_bitmap (f
, id
)
488 ++FRAME_W32_DISPLAY_INFO (f
)->bitmaps
[id
- 1].refcount
;
491 /* Create a bitmap for frame F from a HEIGHT x WIDTH array of bits at BITS. */
494 x_create_bitmap_from_data (f
, bits
, width
, height
)
497 unsigned int width
, height
;
499 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
503 bitmap
= CreateBitmap (width
, height
,
504 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_planes
,
505 FRAME_W32_DISPLAY_INFO (XFRAME (frame
))->n_cbits
,
511 id
= x_allocate_bitmap_record (f
);
512 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
513 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
514 dpyinfo
->bitmaps
[id
- 1].hinst
= NULL
;
515 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
516 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
517 dpyinfo
->bitmaps
[id
- 1].height
= height
;
518 dpyinfo
->bitmaps
[id
- 1].width
= width
;
523 /* Create bitmap from file FILE for frame F. */
526 x_create_bitmap_from_file (f
, file
)
531 #if 0 /* TODO : bitmap support */
532 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
533 unsigned int width
, height
;
535 int xhot
, yhot
, result
, id
;
541 /* Look for an existing bitmap with the same name. */
542 for (id
= 0; id
< dpyinfo
->bitmaps_last
; ++id
)
544 if (dpyinfo
->bitmaps
[id
].refcount
545 && dpyinfo
->bitmaps
[id
].file
546 && !strcmp (dpyinfo
->bitmaps
[id
].file
, (char *) XSTRING (file
)->data
))
548 ++dpyinfo
->bitmaps
[id
].refcount
;
553 /* Search bitmap-file-path for the file, if appropriate. */
554 fd
= openp (Vx_bitmap_file_path
, file
, "", &found
, 0);
559 filename
= (char *) XSTRING (found
)->data
;
561 hinst
= LoadLibraryEx (filename
, NULL
, LOAD_LIBRARY_AS_DATAFILE
);
567 result
= XReadBitmapFile (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
568 filename
, &width
, &height
, &bitmap
, &xhot
, &yhot
);
569 if (result
!= BitmapSuccess
)
572 id
= x_allocate_bitmap_record (f
);
573 dpyinfo
->bitmaps
[id
- 1].pixmap
= bitmap
;
574 dpyinfo
->bitmaps
[id
- 1].refcount
= 1;
575 dpyinfo
->bitmaps
[id
- 1].file
= (char *) xmalloc (XSTRING (file
)->size
+ 1);
576 dpyinfo
->bitmaps
[id
- 1].depth
= 1;
577 dpyinfo
->bitmaps
[id
- 1].height
= height
;
578 dpyinfo
->bitmaps
[id
- 1].width
= width
;
579 strcpy (dpyinfo
->bitmaps
[id
- 1].file
, XSTRING (file
)->data
);
585 /* Remove reference to bitmap with id number ID. */
588 x_destroy_bitmap (f
, id
)
592 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
596 --dpyinfo
->bitmaps
[id
- 1].refcount
;
597 if (dpyinfo
->bitmaps
[id
- 1].refcount
== 0)
600 DeleteObject (dpyinfo
->bitmaps
[id
- 1].pixmap
);
601 if (dpyinfo
->bitmaps
[id
- 1].file
)
603 xfree (dpyinfo
->bitmaps
[id
- 1].file
);
604 dpyinfo
->bitmaps
[id
- 1].file
= NULL
;
611 /* Free all the bitmaps for the display specified by DPYINFO. */
614 x_destroy_all_bitmaps (dpyinfo
)
615 struct w32_display_info
*dpyinfo
;
618 for (i
= 0; i
< dpyinfo
->bitmaps_last
; i
++)
619 if (dpyinfo
->bitmaps
[i
].refcount
> 0)
621 DeleteObject (dpyinfo
->bitmaps
[i
].pixmap
);
622 if (dpyinfo
->bitmaps
[i
].file
)
623 xfree (dpyinfo
->bitmaps
[i
].file
);
625 dpyinfo
->bitmaps_last
= 0;
628 /* Connect the frame-parameter names for W32 frames
629 to the ways of passing the parameter values to the window system.
631 The name of a parameter, as a Lisp symbol,
632 has an `x-frame-parameter' property which is an integer in Lisp
633 but can be interpreted as an `enum x_frame_parm' in C. */
637 X_PARM_FOREGROUND_COLOR
,
638 X_PARM_BACKGROUND_COLOR
,
645 X_PARM_INTERNAL_BORDER_WIDTH
,
649 X_PARM_VERT_SCROLL_BAR
,
651 X_PARM_MENU_BAR_LINES
655 struct x_frame_parm_table
658 void (*setter
) P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
661 static Lisp_Object unwind_create_frame
P_ ((Lisp_Object
));
662 static Lisp_Object unwind_create_tip_frame
P_ ((Lisp_Object
));
663 static void x_change_window_heights
P_ ((Lisp_Object
, int));
664 /* TODO: Native Input Method support; see x_create_im. */
665 void x_set_foreground_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
666 static void x_set_line_spacing
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
667 void x_set_background_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
668 void x_set_mouse_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
669 void x_set_cursor_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
670 void x_set_border_color
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
671 void x_set_cursor_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
672 void x_set_icon_type
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
673 void x_set_icon_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
674 void x_set_font
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
675 void x_set_border_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
676 void x_set_internal_border_width
P_ ((struct frame
*, Lisp_Object
,
678 void x_explicitly_set_name
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
679 void x_set_autoraise
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
680 void x_set_autolower
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
681 void x_set_vertical_scroll_bars
P_ ((struct frame
*, Lisp_Object
,
683 void x_set_visibility
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
684 void x_set_menu_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
685 void x_set_scroll_bar_width
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
686 void x_set_title
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
687 void x_set_unsplittable
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
688 void x_set_tool_bar_lines
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
689 static void x_set_screen_gamma
P_ ((struct frame
*, Lisp_Object
, Lisp_Object
));
691 static struct x_frame_parm_table x_frame_parms
[] =
693 "auto-raise", x_set_autoraise
,
694 "auto-lower", x_set_autolower
,
695 "background-color", x_set_background_color
,
696 "border-color", x_set_border_color
,
697 "border-width", x_set_border_width
,
698 "cursor-color", x_set_cursor_color
,
699 "cursor-type", x_set_cursor_type
,
701 "foreground-color", x_set_foreground_color
,
702 "icon-name", x_set_icon_name
,
703 "icon-type", x_set_icon_type
,
704 "internal-border-width", x_set_internal_border_width
,
705 "menu-bar-lines", x_set_menu_bar_lines
,
706 "mouse-color", x_set_mouse_color
,
707 "name", x_explicitly_set_name
,
708 "scroll-bar-width", x_set_scroll_bar_width
,
709 "title", x_set_title
,
710 "unsplittable", x_set_unsplittable
,
711 "vertical-scroll-bars", x_set_vertical_scroll_bars
,
712 "visibility", x_set_visibility
,
713 "tool-bar-lines", x_set_tool_bar_lines
,
714 "screen-gamma", x_set_screen_gamma
,
715 "line-spacing", x_set_line_spacing
718 /* Attach the `x-frame-parameter' properties to
719 the Lisp symbol names of parameters relevant to W32. */
722 init_x_parm_symbols ()
726 for (i
= 0; i
< sizeof (x_frame_parms
) / sizeof (x_frame_parms
[0]); i
++)
727 Fput (intern (x_frame_parms
[i
].name
), Qx_frame_parameter
,
731 /* Change the parameters of frame F as specified by ALIST.
732 If a parameter is not specially recognized, do nothing;
733 otherwise call the `x_set_...' function for that parameter. */
736 x_set_frame_parameters (f
, alist
)
742 /* If both of these parameters are present, it's more efficient to
743 set them both at once. So we wait until we've looked at the
744 entire list before we set them. */
748 Lisp_Object left
, top
;
750 /* Same with these. */
751 Lisp_Object icon_left
, icon_top
;
753 /* Record in these vectors all the parms specified. */
757 int left_no_change
= 0, top_no_change
= 0;
758 int icon_left_no_change
= 0, icon_top_no_change
= 0;
760 struct gcpro gcpro1
, gcpro2
;
763 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
766 parms
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
767 values
= (Lisp_Object
*) alloca (i
* sizeof (Lisp_Object
));
769 /* Extract parm names and values into those vectors. */
772 for (tail
= alist
; CONSP (tail
); tail
= Fcdr (tail
))
777 parms
[i
] = Fcar (elt
);
778 values
[i
] = Fcdr (elt
);
781 /* TAIL and ALIST are not used again below here. */
784 GCPRO2 (*parms
, *values
);
788 /* There is no need to gcpro LEFT, TOP, ICON_LEFT, or ICON_TOP,
789 because their values appear in VALUES and strings are not valid. */
790 top
= left
= Qunbound
;
791 icon_left
= icon_top
= Qunbound
;
793 /* Provide default values for HEIGHT and WIDTH. */
794 if (FRAME_NEW_WIDTH (f
))
795 width
= FRAME_NEW_WIDTH (f
);
797 width
= FRAME_WIDTH (f
);
799 if (FRAME_NEW_HEIGHT (f
))
800 height
= FRAME_NEW_HEIGHT (f
);
802 height
= FRAME_HEIGHT (f
);
804 /* Process foreground_color and background_color before anything else.
805 They are independent of other properties, but other properties (e.g.,
806 cursor_color) are dependent upon them. */
807 for (p
= 0; p
< i
; p
++)
809 Lisp_Object prop
, val
;
813 if (EQ (prop
, Qforeground_color
) || EQ (prop
, Qbackground_color
))
815 register Lisp_Object param_index
, old_value
;
817 param_index
= Fget (prop
, Qx_frame_parameter
);
818 old_value
= get_frame_param (f
, prop
);
819 store_frame_param (f
, prop
, val
);
820 if (NATNUMP (param_index
)
821 && (XFASTINT (param_index
)
822 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
823 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
827 /* Now process them in reverse of specified order. */
828 for (i
--; i
>= 0; i
--)
830 Lisp_Object prop
, val
;
835 if (EQ (prop
, Qwidth
) && NUMBERP (val
))
836 width
= XFASTINT (val
);
837 else if (EQ (prop
, Qheight
) && NUMBERP (val
))
838 height
= XFASTINT (val
);
839 else if (EQ (prop
, Qtop
))
841 else if (EQ (prop
, Qleft
))
843 else if (EQ (prop
, Qicon_top
))
845 else if (EQ (prop
, Qicon_left
))
847 else if (EQ (prop
, Qforeground_color
) || EQ (prop
, Qbackground_color
))
848 /* Processed above. */
852 register Lisp_Object param_index
, old_value
;
854 param_index
= Fget (prop
, Qx_frame_parameter
);
855 old_value
= get_frame_param (f
, prop
);
856 store_frame_param (f
, prop
, val
);
857 if (NATNUMP (param_index
)
858 && (XFASTINT (param_index
)
859 < sizeof (x_frame_parms
)/sizeof (x_frame_parms
[0])))
860 (*x_frame_parms
[XINT (param_index
)].setter
)(f
, val
, old_value
);
864 /* Don't die if just one of these was set. */
865 if (EQ (left
, Qunbound
))
868 if (f
->output_data
.w32
->left_pos
< 0)
869 left
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->left_pos
), Qnil
));
871 XSETINT (left
, f
->output_data
.w32
->left_pos
);
873 if (EQ (top
, Qunbound
))
876 if (f
->output_data
.w32
->top_pos
< 0)
877 top
= Fcons (Qplus
, Fcons (make_number (f
->output_data
.w32
->top_pos
), Qnil
));
879 XSETINT (top
, f
->output_data
.w32
->top_pos
);
882 /* If one of the icon positions was not set, preserve or default it. */
883 if (EQ (icon_left
, Qunbound
) || ! INTEGERP (icon_left
))
885 icon_left_no_change
= 1;
886 icon_left
= Fcdr (Fassq (Qicon_left
, f
->param_alist
));
887 if (NILP (icon_left
))
888 XSETINT (icon_left
, 0);
890 if (EQ (icon_top
, Qunbound
) || ! INTEGERP (icon_top
))
892 icon_top_no_change
= 1;
893 icon_top
= Fcdr (Fassq (Qicon_top
, f
->param_alist
));
895 XSETINT (icon_top
, 0);
898 /* Don't set these parameters unless they've been explicitly
899 specified. The window might be mapped or resized while we're in
900 this function, and we don't want to override that unless the lisp
901 code has asked for it.
903 Don't set these parameters unless they actually differ from the
904 window's current parameters; the window may not actually exist
909 check_frame_size (f
, &height
, &width
);
911 XSETFRAME (frame
, f
);
913 if (width
!= FRAME_WIDTH (f
)
914 || height
!= FRAME_HEIGHT (f
)
915 || FRAME_NEW_HEIGHT (f
) || FRAME_NEW_WIDTH (f
))
916 Fset_frame_size (frame
, make_number (width
), make_number (height
));
918 if ((!NILP (left
) || !NILP (top
))
919 && ! (left_no_change
&& top_no_change
)
920 && ! (NUMBERP (left
) && XINT (left
) == f
->output_data
.w32
->left_pos
921 && NUMBERP (top
) && XINT (top
) == f
->output_data
.w32
->top_pos
))
926 /* Record the signs. */
927 f
->output_data
.w32
->size_hint_flags
&= ~ (XNegative
| YNegative
);
928 if (EQ (left
, Qminus
))
929 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
930 else if (INTEGERP (left
))
932 leftpos
= XINT (left
);
934 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
936 else if (CONSP (left
) && EQ (XCAR (left
), Qminus
)
937 && CONSP (XCDR (left
))
938 && INTEGERP (XCAR (XCDR (left
))))
940 leftpos
= - XINT (XCAR (XCDR (left
)));
941 f
->output_data
.w32
->size_hint_flags
|= XNegative
;
943 else if (CONSP (left
) && EQ (XCAR (left
), Qplus
)
944 && CONSP (XCDR (left
))
945 && INTEGERP (XCAR (XCDR (left
))))
947 leftpos
= XINT (XCAR (XCDR (left
)));
950 if (EQ (top
, Qminus
))
951 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
952 else if (INTEGERP (top
))
956 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
958 else if (CONSP (top
) && EQ (XCAR (top
), Qminus
)
959 && CONSP (XCDR (top
))
960 && INTEGERP (XCAR (XCDR (top
))))
962 toppos
= - XINT (XCAR (XCDR (top
)));
963 f
->output_data
.w32
->size_hint_flags
|= YNegative
;
965 else if (CONSP (top
) && EQ (XCAR (top
), Qplus
)
966 && CONSP (XCDR (top
))
967 && INTEGERP (XCAR (XCDR (top
))))
969 toppos
= XINT (XCAR (XCDR (top
)));
973 /* Store the numeric value of the position. */
974 f
->output_data
.w32
->top_pos
= toppos
;
975 f
->output_data
.w32
->left_pos
= leftpos
;
977 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
979 /* Actually set that position, and convert to absolute. */
980 x_set_offset (f
, leftpos
, toppos
, -1);
983 if ((!NILP (icon_left
) || !NILP (icon_top
))
984 && ! (icon_left_no_change
&& icon_top_no_change
))
985 x_wm_set_icon_position (f
, XINT (icon_left
), XINT (icon_top
));
991 /* Store the screen positions of frame F into XPTR and YPTR.
992 These are the positions of the containing window manager window,
993 not Emacs's own window. */
996 x_real_positions (f
, xptr
, yptr
)
1005 GetClientRect(FRAME_W32_WINDOW(f
), &rect
);
1006 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
, FRAME_EXTERNAL_MENU_BAR(f
));
1012 ClientToScreen (FRAME_W32_WINDOW(f
), &pt
);
1018 /* Insert a description of internally-recorded parameters of frame X
1019 into the parameter alist *ALISTPTR that is to be given to the user.
1020 Only parameters that are specific to W32
1021 and whose values are not correctly recorded in the frame's
1022 param_alist need to be considered here. */
1025 x_report_frame_params (f
, alistptr
)
1027 Lisp_Object
*alistptr
;
1032 /* Represent negative positions (off the top or left screen edge)
1033 in a way that Fmodify_frame_parameters will understand correctly. */
1034 XSETINT (tem
, f
->output_data
.w32
->left_pos
);
1035 if (f
->output_data
.w32
->left_pos
>= 0)
1036 store_in_alist (alistptr
, Qleft
, tem
);
1038 store_in_alist (alistptr
, Qleft
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1040 XSETINT (tem
, f
->output_data
.w32
->top_pos
);
1041 if (f
->output_data
.w32
->top_pos
>= 0)
1042 store_in_alist (alistptr
, Qtop
, tem
);
1044 store_in_alist (alistptr
, Qtop
, Fcons (Qplus
, Fcons (tem
, Qnil
)));
1046 store_in_alist (alistptr
, Qborder_width
,
1047 make_number (f
->output_data
.w32
->border_width
));
1048 store_in_alist (alistptr
, Qinternal_border_width
,
1049 make_number (f
->output_data
.w32
->internal_border_width
));
1050 sprintf (buf
, "%ld", (long) FRAME_W32_WINDOW (f
));
1051 store_in_alist (alistptr
, Qwindow_id
,
1052 build_string (buf
));
1053 store_in_alist (alistptr
, Qicon_name
, f
->icon_name
);
1054 FRAME_SAMPLE_VISIBILITY (f
);
1055 store_in_alist (alistptr
, Qvisibility
,
1056 (FRAME_VISIBLE_P (f
) ? Qt
1057 : FRAME_ICONIFIED_P (f
) ? Qicon
: Qnil
));
1058 store_in_alist (alistptr
, Qdisplay
,
1059 XCAR (FRAME_W32_DISPLAY_INFO (f
)->name_list_element
));
1063 DEFUN ("w32-define-rgb-color", Fw32_define_rgb_color
, Sw32_define_rgb_color
, 4, 4, 0,
1064 "Convert RGB numbers to a windows color reference and associate with NAME (a string).\n\
1065 This adds or updates a named color to w32-color-map, making it available for use.\n\
1066 The original entry's RGB ref is returned, or nil if the entry is new.")
1067 (red
, green
, blue
, name
)
1068 Lisp_Object red
, green
, blue
, name
;
1071 Lisp_Object oldrgb
= Qnil
;
1074 CHECK_NUMBER (red
, 0);
1075 CHECK_NUMBER (green
, 0);
1076 CHECK_NUMBER (blue
, 0);
1077 CHECK_STRING (name
, 0);
1079 XSET (rgb
, Lisp_Int
, RGB(XUINT (red
), XUINT (green
), XUINT (blue
)));
1083 /* replace existing entry in w32-color-map or add new entry. */
1084 entry
= Fassoc (name
, Vw32_color_map
);
1087 entry
= Fcons (name
, rgb
);
1088 Vw32_color_map
= Fcons (entry
, Vw32_color_map
);
1092 oldrgb
= Fcdr (entry
);
1093 Fsetcdr (entry
, rgb
);
1101 DEFUN ("w32-load-color-file", Fw32_load_color_file
, Sw32_load_color_file
, 1, 1, 0,
1102 "Create an alist of color entries from an external file (ie. rgb.txt).\n\
1103 Assign this value to w32-color-map to replace the existing color map.\n\
1105 The file should define one named RGB color per line like so:\
1107 where R,G,B are numbers between 0 and 255 and name is an arbitrary string.")
1109 Lisp_Object filename
;
1112 Lisp_Object cmap
= Qnil
;
1113 Lisp_Object abspath
;
1115 CHECK_STRING (filename
, 0);
1116 abspath
= Fexpand_file_name (filename
, Qnil
);
1118 fp
= fopen (XSTRING (filename
)->data
, "rt");
1122 int red
, green
, blue
;
1127 while (fgets (buf
, sizeof (buf
), fp
) != NULL
) {
1128 if (sscanf (buf
, "%u %u %u %n", &red
, &green
, &blue
, &num
) == 3)
1130 char *name
= buf
+ num
;
1131 num
= strlen (name
) - 1;
1132 if (name
[num
] == '\n')
1134 cmap
= Fcons (Fcons (build_string (name
),
1135 make_number (RGB (red
, green
, blue
))),
1147 /* The default colors for the w32 color map */
1148 typedef struct colormap_t
1154 colormap_t w32_color_map
[] =
1156 {"snow" , PALETTERGB (255,250,250)},
1157 {"ghost white" , PALETTERGB (248,248,255)},
1158 {"GhostWhite" , PALETTERGB (248,248,255)},
1159 {"white smoke" , PALETTERGB (245,245,245)},
1160 {"WhiteSmoke" , PALETTERGB (245,245,245)},
1161 {"gainsboro" , PALETTERGB (220,220,220)},
1162 {"floral white" , PALETTERGB (255,250,240)},
1163 {"FloralWhite" , PALETTERGB (255,250,240)},
1164 {"old lace" , PALETTERGB (253,245,230)},
1165 {"OldLace" , PALETTERGB (253,245,230)},
1166 {"linen" , PALETTERGB (250,240,230)},
1167 {"antique white" , PALETTERGB (250,235,215)},
1168 {"AntiqueWhite" , PALETTERGB (250,235,215)},
1169 {"papaya whip" , PALETTERGB (255,239,213)},
1170 {"PapayaWhip" , PALETTERGB (255,239,213)},
1171 {"blanched almond" , PALETTERGB (255,235,205)},
1172 {"BlanchedAlmond" , PALETTERGB (255,235,205)},
1173 {"bisque" , PALETTERGB (255,228,196)},
1174 {"peach puff" , PALETTERGB (255,218,185)},
1175 {"PeachPuff" , PALETTERGB (255,218,185)},
1176 {"navajo white" , PALETTERGB (255,222,173)},
1177 {"NavajoWhite" , PALETTERGB (255,222,173)},
1178 {"moccasin" , PALETTERGB (255,228,181)},
1179 {"cornsilk" , PALETTERGB (255,248,220)},
1180 {"ivory" , PALETTERGB (255,255,240)},
1181 {"lemon chiffon" , PALETTERGB (255,250,205)},
1182 {"LemonChiffon" , PALETTERGB (255,250,205)},
1183 {"seashell" , PALETTERGB (255,245,238)},
1184 {"honeydew" , PALETTERGB (240,255,240)},
1185 {"mint cream" , PALETTERGB (245,255,250)},
1186 {"MintCream" , PALETTERGB (245,255,250)},
1187 {"azure" , PALETTERGB (240,255,255)},
1188 {"alice blue" , PALETTERGB (240,248,255)},
1189 {"AliceBlue" , PALETTERGB (240,248,255)},
1190 {"lavender" , PALETTERGB (230,230,250)},
1191 {"lavender blush" , PALETTERGB (255,240,245)},
1192 {"LavenderBlush" , PALETTERGB (255,240,245)},
1193 {"misty rose" , PALETTERGB (255,228,225)},
1194 {"MistyRose" , PALETTERGB (255,228,225)},
1195 {"white" , PALETTERGB (255,255,255)},
1196 {"black" , PALETTERGB ( 0, 0, 0)},
1197 {"dark slate gray" , PALETTERGB ( 47, 79, 79)},
1198 {"DarkSlateGray" , PALETTERGB ( 47, 79, 79)},
1199 {"dark slate grey" , PALETTERGB ( 47, 79, 79)},
1200 {"DarkSlateGrey" , PALETTERGB ( 47, 79, 79)},
1201 {"dim gray" , PALETTERGB (105,105,105)},
1202 {"DimGray" , PALETTERGB (105,105,105)},
1203 {"dim grey" , PALETTERGB (105,105,105)},
1204 {"DimGrey" , PALETTERGB (105,105,105)},
1205 {"slate gray" , PALETTERGB (112,128,144)},
1206 {"SlateGray" , PALETTERGB (112,128,144)},
1207 {"slate grey" , PALETTERGB (112,128,144)},
1208 {"SlateGrey" , PALETTERGB (112,128,144)},
1209 {"light slate gray" , PALETTERGB (119,136,153)},
1210 {"LightSlateGray" , PALETTERGB (119,136,153)},
1211 {"light slate grey" , PALETTERGB (119,136,153)},
1212 {"LightSlateGrey" , PALETTERGB (119,136,153)},
1213 {"gray" , PALETTERGB (190,190,190)},
1214 {"grey" , PALETTERGB (190,190,190)},
1215 {"light grey" , PALETTERGB (211,211,211)},
1216 {"LightGrey" , PALETTERGB (211,211,211)},
1217 {"light gray" , PALETTERGB (211,211,211)},
1218 {"LightGray" , PALETTERGB (211,211,211)},
1219 {"midnight blue" , PALETTERGB ( 25, 25,112)},
1220 {"MidnightBlue" , PALETTERGB ( 25, 25,112)},
1221 {"navy" , PALETTERGB ( 0, 0,128)},
1222 {"navy blue" , PALETTERGB ( 0, 0,128)},
1223 {"NavyBlue" , PALETTERGB ( 0, 0,128)},
1224 {"cornflower blue" , PALETTERGB (100,149,237)},
1225 {"CornflowerBlue" , PALETTERGB (100,149,237)},
1226 {"dark slate blue" , PALETTERGB ( 72, 61,139)},
1227 {"DarkSlateBlue" , PALETTERGB ( 72, 61,139)},
1228 {"slate blue" , PALETTERGB (106, 90,205)},
1229 {"SlateBlue" , PALETTERGB (106, 90,205)},
1230 {"medium slate blue" , PALETTERGB (123,104,238)},
1231 {"MediumSlateBlue" , PALETTERGB (123,104,238)},
1232 {"light slate blue" , PALETTERGB (132,112,255)},
1233 {"LightSlateBlue" , PALETTERGB (132,112,255)},
1234 {"medium blue" , PALETTERGB ( 0, 0,205)},
1235 {"MediumBlue" , PALETTERGB ( 0, 0,205)},
1236 {"royal blue" , PALETTERGB ( 65,105,225)},
1237 {"RoyalBlue" , PALETTERGB ( 65,105,225)},
1238 {"blue" , PALETTERGB ( 0, 0,255)},
1239 {"dodger blue" , PALETTERGB ( 30,144,255)},
1240 {"DodgerBlue" , PALETTERGB ( 30,144,255)},
1241 {"deep sky blue" , PALETTERGB ( 0,191,255)},
1242 {"DeepSkyBlue" , PALETTERGB ( 0,191,255)},
1243 {"sky blue" , PALETTERGB (135,206,235)},
1244 {"SkyBlue" , PALETTERGB (135,206,235)},
1245 {"light sky blue" , PALETTERGB (135,206,250)},
1246 {"LightSkyBlue" , PALETTERGB (135,206,250)},
1247 {"steel blue" , PALETTERGB ( 70,130,180)},
1248 {"SteelBlue" , PALETTERGB ( 70,130,180)},
1249 {"light steel blue" , PALETTERGB (176,196,222)},
1250 {"LightSteelBlue" , PALETTERGB (176,196,222)},
1251 {"light blue" , PALETTERGB (173,216,230)},
1252 {"LightBlue" , PALETTERGB (173,216,230)},
1253 {"powder blue" , PALETTERGB (176,224,230)},
1254 {"PowderBlue" , PALETTERGB (176,224,230)},
1255 {"pale turquoise" , PALETTERGB (175,238,238)},
1256 {"PaleTurquoise" , PALETTERGB (175,238,238)},
1257 {"dark turquoise" , PALETTERGB ( 0,206,209)},
1258 {"DarkTurquoise" , PALETTERGB ( 0,206,209)},
1259 {"medium turquoise" , PALETTERGB ( 72,209,204)},
1260 {"MediumTurquoise" , PALETTERGB ( 72,209,204)},
1261 {"turquoise" , PALETTERGB ( 64,224,208)},
1262 {"cyan" , PALETTERGB ( 0,255,255)},
1263 {"light cyan" , PALETTERGB (224,255,255)},
1264 {"LightCyan" , PALETTERGB (224,255,255)},
1265 {"cadet blue" , PALETTERGB ( 95,158,160)},
1266 {"CadetBlue" , PALETTERGB ( 95,158,160)},
1267 {"medium aquamarine" , PALETTERGB (102,205,170)},
1268 {"MediumAquamarine" , PALETTERGB (102,205,170)},
1269 {"aquamarine" , PALETTERGB (127,255,212)},
1270 {"dark green" , PALETTERGB ( 0,100, 0)},
1271 {"DarkGreen" , PALETTERGB ( 0,100, 0)},
1272 {"dark olive green" , PALETTERGB ( 85,107, 47)},
1273 {"DarkOliveGreen" , PALETTERGB ( 85,107, 47)},
1274 {"dark sea green" , PALETTERGB (143,188,143)},
1275 {"DarkSeaGreen" , PALETTERGB (143,188,143)},
1276 {"sea green" , PALETTERGB ( 46,139, 87)},
1277 {"SeaGreen" , PALETTERGB ( 46,139, 87)},
1278 {"medium sea green" , PALETTERGB ( 60,179,113)},
1279 {"MediumSeaGreen" , PALETTERGB ( 60,179,113)},
1280 {"light sea green" , PALETTERGB ( 32,178,170)},
1281 {"LightSeaGreen" , PALETTERGB ( 32,178,170)},
1282 {"pale green" , PALETTERGB (152,251,152)},
1283 {"PaleGreen" , PALETTERGB (152,251,152)},
1284 {"spring green" , PALETTERGB ( 0,255,127)},
1285 {"SpringGreen" , PALETTERGB ( 0,255,127)},
1286 {"lawn green" , PALETTERGB (124,252, 0)},
1287 {"LawnGreen" , PALETTERGB (124,252, 0)},
1288 {"green" , PALETTERGB ( 0,255, 0)},
1289 {"chartreuse" , PALETTERGB (127,255, 0)},
1290 {"medium spring green" , PALETTERGB ( 0,250,154)},
1291 {"MediumSpringGreen" , PALETTERGB ( 0,250,154)},
1292 {"green yellow" , PALETTERGB (173,255, 47)},
1293 {"GreenYellow" , PALETTERGB (173,255, 47)},
1294 {"lime green" , PALETTERGB ( 50,205, 50)},
1295 {"LimeGreen" , PALETTERGB ( 50,205, 50)},
1296 {"yellow green" , PALETTERGB (154,205, 50)},
1297 {"YellowGreen" , PALETTERGB (154,205, 50)},
1298 {"forest green" , PALETTERGB ( 34,139, 34)},
1299 {"ForestGreen" , PALETTERGB ( 34,139, 34)},
1300 {"olive drab" , PALETTERGB (107,142, 35)},
1301 {"OliveDrab" , PALETTERGB (107,142, 35)},
1302 {"dark khaki" , PALETTERGB (189,183,107)},
1303 {"DarkKhaki" , PALETTERGB (189,183,107)},
1304 {"khaki" , PALETTERGB (240,230,140)},
1305 {"pale goldenrod" , PALETTERGB (238,232,170)},
1306 {"PaleGoldenrod" , PALETTERGB (238,232,170)},
1307 {"light goldenrod yellow" , PALETTERGB (250,250,210)},
1308 {"LightGoldenrodYellow" , PALETTERGB (250,250,210)},
1309 {"light yellow" , PALETTERGB (255,255,224)},
1310 {"LightYellow" , PALETTERGB (255,255,224)},
1311 {"yellow" , PALETTERGB (255,255, 0)},
1312 {"gold" , PALETTERGB (255,215, 0)},
1313 {"light goldenrod" , PALETTERGB (238,221,130)},
1314 {"LightGoldenrod" , PALETTERGB (238,221,130)},
1315 {"goldenrod" , PALETTERGB (218,165, 32)},
1316 {"dark goldenrod" , PALETTERGB (184,134, 11)},
1317 {"DarkGoldenrod" , PALETTERGB (184,134, 11)},
1318 {"rosy brown" , PALETTERGB (188,143,143)},
1319 {"RosyBrown" , PALETTERGB (188,143,143)},
1320 {"indian red" , PALETTERGB (205, 92, 92)},
1321 {"IndianRed" , PALETTERGB (205, 92, 92)},
1322 {"saddle brown" , PALETTERGB (139, 69, 19)},
1323 {"SaddleBrown" , PALETTERGB (139, 69, 19)},
1324 {"sienna" , PALETTERGB (160, 82, 45)},
1325 {"peru" , PALETTERGB (205,133, 63)},
1326 {"burlywood" , PALETTERGB (222,184,135)},
1327 {"beige" , PALETTERGB (245,245,220)},
1328 {"wheat" , PALETTERGB (245,222,179)},
1329 {"sandy brown" , PALETTERGB (244,164, 96)},
1330 {"SandyBrown" , PALETTERGB (244,164, 96)},
1331 {"tan" , PALETTERGB (210,180,140)},
1332 {"chocolate" , PALETTERGB (210,105, 30)},
1333 {"firebrick" , PALETTERGB (178,34, 34)},
1334 {"brown" , PALETTERGB (165,42, 42)},
1335 {"dark salmon" , PALETTERGB (233,150,122)},
1336 {"DarkSalmon" , PALETTERGB (233,150,122)},
1337 {"salmon" , PALETTERGB (250,128,114)},
1338 {"light salmon" , PALETTERGB (255,160,122)},
1339 {"LightSalmon" , PALETTERGB (255,160,122)},
1340 {"orange" , PALETTERGB (255,165, 0)},
1341 {"dark orange" , PALETTERGB (255,140, 0)},
1342 {"DarkOrange" , PALETTERGB (255,140, 0)},
1343 {"coral" , PALETTERGB (255,127, 80)},
1344 {"light coral" , PALETTERGB (240,128,128)},
1345 {"LightCoral" , PALETTERGB (240,128,128)},
1346 {"tomato" , PALETTERGB (255, 99, 71)},
1347 {"orange red" , PALETTERGB (255, 69, 0)},
1348 {"OrangeRed" , PALETTERGB (255, 69, 0)},
1349 {"red" , PALETTERGB (255, 0, 0)},
1350 {"hot pink" , PALETTERGB (255,105,180)},
1351 {"HotPink" , PALETTERGB (255,105,180)},
1352 {"deep pink" , PALETTERGB (255, 20,147)},
1353 {"DeepPink" , PALETTERGB (255, 20,147)},
1354 {"pink" , PALETTERGB (255,192,203)},
1355 {"light pink" , PALETTERGB (255,182,193)},
1356 {"LightPink" , PALETTERGB (255,182,193)},
1357 {"pale violet red" , PALETTERGB (219,112,147)},
1358 {"PaleVioletRed" , PALETTERGB (219,112,147)},
1359 {"maroon" , PALETTERGB (176, 48, 96)},
1360 {"medium violet red" , PALETTERGB (199, 21,133)},
1361 {"MediumVioletRed" , PALETTERGB (199, 21,133)},
1362 {"violet red" , PALETTERGB (208, 32,144)},
1363 {"VioletRed" , PALETTERGB (208, 32,144)},
1364 {"magenta" , PALETTERGB (255, 0,255)},
1365 {"violet" , PALETTERGB (238,130,238)},
1366 {"plum" , PALETTERGB (221,160,221)},
1367 {"orchid" , PALETTERGB (218,112,214)},
1368 {"medium orchid" , PALETTERGB (186, 85,211)},
1369 {"MediumOrchid" , PALETTERGB (186, 85,211)},
1370 {"dark orchid" , PALETTERGB (153, 50,204)},
1371 {"DarkOrchid" , PALETTERGB (153, 50,204)},
1372 {"dark violet" , PALETTERGB (148, 0,211)},
1373 {"DarkViolet" , PALETTERGB (148, 0,211)},
1374 {"blue violet" , PALETTERGB (138, 43,226)},
1375 {"BlueViolet" , PALETTERGB (138, 43,226)},
1376 {"purple" , PALETTERGB (160, 32,240)},
1377 {"medium purple" , PALETTERGB (147,112,219)},
1378 {"MediumPurple" , PALETTERGB (147,112,219)},
1379 {"thistle" , PALETTERGB (216,191,216)},
1380 {"gray0" , PALETTERGB ( 0, 0, 0)},
1381 {"grey0" , PALETTERGB ( 0, 0, 0)},
1382 {"dark grey" , PALETTERGB (169,169,169)},
1383 {"DarkGrey" , PALETTERGB (169,169,169)},
1384 {"dark gray" , PALETTERGB (169,169,169)},
1385 {"DarkGray" , PALETTERGB (169,169,169)},
1386 {"dark blue" , PALETTERGB ( 0, 0,139)},
1387 {"DarkBlue" , PALETTERGB ( 0, 0,139)},
1388 {"dark cyan" , PALETTERGB ( 0,139,139)},
1389 {"DarkCyan" , PALETTERGB ( 0,139,139)},
1390 {"dark magenta" , PALETTERGB (139, 0,139)},
1391 {"DarkMagenta" , PALETTERGB (139, 0,139)},
1392 {"dark red" , PALETTERGB (139, 0, 0)},
1393 {"DarkRed" , PALETTERGB (139, 0, 0)},
1394 {"light green" , PALETTERGB (144,238,144)},
1395 {"LightGreen" , PALETTERGB (144,238,144)},
1398 DEFUN ("w32-default-color-map", Fw32_default_color_map
, Sw32_default_color_map
,
1399 0, 0, 0, "Return the default color map.")
1403 colormap_t
*pc
= w32_color_map
;
1410 for (i
= 0; i
< sizeof (w32_color_map
) / sizeof (w32_color_map
[0]);
1412 cmap
= Fcons (Fcons (build_string (pc
->name
),
1413 make_number (pc
->colorref
)),
1422 w32_to_x_color (rgb
)
1427 CHECK_NUMBER (rgb
, 0);
1431 color
= Frassq (rgb
, Vw32_color_map
);
1436 return (Fcar (color
));
1442 w32_color_map_lookup (colorname
)
1445 Lisp_Object tail
, ret
= Qnil
;
1449 for (tail
= Vw32_color_map
; !NILP (tail
); tail
= Fcdr (tail
))
1451 register Lisp_Object elt
, tem
;
1454 if (!CONSP (elt
)) continue;
1458 if (lstrcmpi (XSTRING (tem
)->data
, colorname
) == 0)
1460 ret
= XUINT (Fcdr (elt
));
1474 x_to_w32_color (colorname
)
1477 register Lisp_Object ret
= Qnil
;
1481 if (colorname
[0] == '#')
1483 /* Could be an old-style RGB Device specification. */
1486 color
= colorname
+ 1;
1488 size
= strlen(color
);
1489 if (size
== 3 || size
== 6 || size
== 9 || size
== 12)
1497 for (i
= 0; i
< 3; i
++)
1501 unsigned long value
;
1503 /* The check for 'x' in the following conditional takes into
1504 account the fact that strtol allows a "0x" in front of
1505 our numbers, and we don't. */
1506 if (!isxdigit(color
[0]) || color
[1] == 'x')
1510 value
= strtoul(color
, &end
, 16);
1512 if (errno
== ERANGE
|| end
- color
!= size
)
1517 value
= value
* 0x10;
1528 colorval
|= (value
<< pos
);
1539 else if (strnicmp(colorname
, "rgb:", 4) == 0)
1547 color
= colorname
+ 4;
1548 for (i
= 0; i
< 3; i
++)
1551 unsigned long value
;
1553 /* The check for 'x' in the following conditional takes into
1554 account the fact that strtol allows a "0x" in front of
1555 our numbers, and we don't. */
1556 if (!isxdigit(color
[0]) || color
[1] == 'x')
1558 value
= strtoul(color
, &end
, 16);
1559 if (errno
== ERANGE
)
1561 switch (end
- color
)
1564 value
= value
* 0x10 + value
;
1577 if (value
== ULONG_MAX
)
1579 colorval
|= (value
<< pos
);
1593 else if (strnicmp(colorname
, "rgbi:", 5) == 0)
1595 /* This is an RGB Intensity specification. */
1602 color
= colorname
+ 5;
1603 for (i
= 0; i
< 3; i
++)
1609 value
= strtod(color
, &end
);
1610 if (errno
== ERANGE
)
1612 if (value
< 0.0 || value
> 1.0)
1614 val
= (UINT
)(0x100 * value
);
1615 /* We used 0x100 instead of 0xFF to give an continuous
1616 range between 0.0 and 1.0 inclusive. The next statement
1617 fixes the 1.0 case. */
1620 colorval
|= (val
<< pos
);
1634 /* I am not going to attempt to handle any of the CIE color schemes
1635 or TekHVC, since I don't know the algorithms for conversion to
1638 /* If we fail to lookup the color name in w32_color_map, then check the
1639 colorname to see if it can be crudely approximated: If the X color
1640 ends in a number (e.g., "darkseagreen2"), strip the number and
1641 return the result of looking up the base color name. */
1642 ret
= w32_color_map_lookup (colorname
);
1645 int len
= strlen (colorname
);
1647 if (isdigit (colorname
[len
- 1]))
1649 char *ptr
, *approx
= alloca (len
);
1651 strcpy (approx
, colorname
);
1652 ptr
= &approx
[len
- 1];
1653 while (ptr
> approx
&& isdigit (*ptr
))
1656 ret
= w32_color_map_lookup (approx
);
1666 w32_regenerate_palette (FRAME_PTR f
)
1668 struct w32_palette_entry
* list
;
1669 LOGPALETTE
* log_palette
;
1670 HPALETTE new_palette
;
1673 /* don't bother trying to create palette if not supported */
1674 if (! FRAME_W32_DISPLAY_INFO (f
)->has_palette
)
1677 log_palette
= (LOGPALETTE
*)
1678 alloca (sizeof (LOGPALETTE
) +
1679 FRAME_W32_DISPLAY_INFO (f
)->num_colors
* sizeof (PALETTEENTRY
));
1680 log_palette
->palVersion
= 0x300;
1681 log_palette
->palNumEntries
= FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1683 list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1685 i
< FRAME_W32_DISPLAY_INFO (f
)->num_colors
;
1686 i
++, list
= list
->next
)
1687 log_palette
->palPalEntry
[i
] = list
->entry
;
1689 new_palette
= CreatePalette (log_palette
);
1693 if (FRAME_W32_DISPLAY_INFO (f
)->palette
)
1694 DeleteObject (FRAME_W32_DISPLAY_INFO (f
)->palette
);
1695 FRAME_W32_DISPLAY_INFO (f
)->palette
= new_palette
;
1697 /* Realize display palette and garbage all frames. */
1698 release_frame_dc (f
, get_frame_dc (f
));
1703 #define W32_COLOR(pe) RGB (pe.peRed, pe.peGreen, pe.peBlue)
1704 #define SET_W32_COLOR(pe, color) \
1707 pe.peRed = GetRValue (color); \
1708 pe.peGreen = GetGValue (color); \
1709 pe.peBlue = GetBValue (color); \
1714 /* Keep these around in case we ever want to track color usage. */
1716 w32_map_color (FRAME_PTR f
, COLORREF color
)
1718 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1720 if (NILP (Vw32_enable_palette
))
1723 /* check if color is already mapped */
1726 if (W32_COLOR (list
->entry
) == color
)
1734 /* not already mapped, so add to list and recreate Windows palette */
1735 list
= (struct w32_palette_entry
*)
1736 xmalloc (sizeof (struct w32_palette_entry
));
1737 SET_W32_COLOR (list
->entry
, color
);
1739 list
->next
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1740 FRAME_W32_DISPLAY_INFO (f
)->color_list
= list
;
1741 FRAME_W32_DISPLAY_INFO (f
)->num_colors
++;
1743 /* set flag that palette must be regenerated */
1744 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1748 w32_unmap_color (FRAME_PTR f
, COLORREF color
)
1750 struct w32_palette_entry
* list
= FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1751 struct w32_palette_entry
**prev
= &FRAME_W32_DISPLAY_INFO (f
)->color_list
;
1753 if (NILP (Vw32_enable_palette
))
1756 /* check if color is already mapped */
1759 if (W32_COLOR (list
->entry
) == color
)
1761 if (--list
->refcount
== 0)
1765 FRAME_W32_DISPLAY_INFO (f
)->num_colors
--;
1775 /* set flag that palette must be regenerated */
1776 FRAME_W32_DISPLAY_INFO (f
)->regen_palette
= TRUE
;
1781 /* Gamma-correct COLOR on frame F. */
1784 gamma_correct (f
, color
)
1790 *color
= PALETTERGB (
1791 pow (GetRValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1792 pow (GetGValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5,
1793 pow (GetBValue (*color
) / 255.0, f
->gamma
) * 255.0 + 0.5);
1798 /* Decide if color named COLOR is valid for the display associated with
1799 the selected frame; if so, return the rgb values in COLOR_DEF.
1800 If ALLOC is nonzero, allocate a new colormap cell. */
1803 w32_defined_color (f
, color
, color_def
, alloc
)
1809 register Lisp_Object tem
;
1810 COLORREF w32_color_ref
;
1812 tem
= x_to_w32_color (color
);
1818 /* Apply gamma correction. */
1819 w32_color_ref
= XUINT (tem
);
1820 gamma_correct (f
, &w32_color_ref
);
1821 XSETINT (tem
, w32_color_ref
);
1824 /* Map this color to the palette if it is enabled. */
1825 if (!NILP (Vw32_enable_palette
))
1827 struct w32_palette_entry
* entry
=
1828 one_w32_display_info
.color_list
;
1829 struct w32_palette_entry
** prev
=
1830 &one_w32_display_info
.color_list
;
1832 /* check if color is already mapped */
1835 if (W32_COLOR (entry
->entry
) == XUINT (tem
))
1837 prev
= &entry
->next
;
1838 entry
= entry
->next
;
1841 if (entry
== NULL
&& alloc
)
1843 /* not already mapped, so add to list */
1844 entry
= (struct w32_palette_entry
*)
1845 xmalloc (sizeof (struct w32_palette_entry
));
1846 SET_W32_COLOR (entry
->entry
, XUINT (tem
));
1849 one_w32_display_info
.num_colors
++;
1851 /* set flag that palette must be regenerated */
1852 one_w32_display_info
.regen_palette
= TRUE
;
1855 /* Ensure COLORREF value is snapped to nearest color in (default)
1856 palette by simulating the PALETTERGB macro. This works whether
1857 or not the display device has a palette. */
1858 w32_color_ref
= XUINT (tem
) | 0x2000000;
1860 color_def
->pixel
= w32_color_ref
;
1861 color_def
->red
= GetRValue (w32_color_ref
);
1862 color_def
->green
= GetGValue (w32_color_ref
);
1863 color_def
->blue
= GetBValue (w32_color_ref
);
1873 /* Given a string ARG naming a color, compute a pixel value from it
1874 suitable for screen F.
1875 If F is not a color screen, return DEF (default) regardless of what
1879 x_decode_color (f
, arg
, def
)
1886 CHECK_STRING (arg
, 0);
1888 if (strcmp (XSTRING (arg
)->data
, "black") == 0)
1889 return BLACK_PIX_DEFAULT (f
);
1890 else if (strcmp (XSTRING (arg
)->data
, "white") == 0)
1891 return WHITE_PIX_DEFAULT (f
);
1893 if ((FRAME_W32_DISPLAY_INFO (f
)->n_planes
* FRAME_W32_DISPLAY_INFO (f
)->n_cbits
) == 1)
1896 /* w32_defined_color is responsible for coping with failures
1897 by looking for a near-miss. */
1898 if (w32_defined_color (f
, XSTRING (arg
)->data
, &cdef
, 1))
1901 /* defined_color failed; return an ultimate default. */
1905 /* Change the `line-spacing' frame parameter of frame F. OLD_VALUE is
1906 the previous value of that parameter, NEW_VALUE is the new value. */
1909 x_set_line_spacing (f
, new_value
, old_value
)
1911 Lisp_Object new_value
, old_value
;
1913 if (NILP (new_value
))
1914 f
->extra_line_spacing
= 0;
1915 else if (NATNUMP (new_value
))
1916 f
->extra_line_spacing
= XFASTINT (new_value
);
1918 Fsignal (Qerror
, Fcons (build_string ("Invalid line-spacing"),
1919 Fcons (new_value
, Qnil
)));
1920 if (FRAME_VISIBLE_P (f
))
1925 /* Change the `screen-gamma' frame parameter of frame F. OLD_VALUE is
1926 the previous value of that parameter, NEW_VALUE is the new value. */
1929 x_set_screen_gamma (f
, new_value
, old_value
)
1931 Lisp_Object new_value
, old_value
;
1933 if (NILP (new_value
))
1935 else if (NUMBERP (new_value
) && XFLOATINT (new_value
) > 0)
1936 /* The value 0.4545 is the normal viewing gamma. */
1937 f
->gamma
= 1.0 / (0.4545 * XFLOATINT (new_value
));
1939 Fsignal (Qerror
, Fcons (build_string ("Invalid screen-gamma"),
1940 Fcons (new_value
, Qnil
)));
1942 clear_face_cache (0);
1946 /* Functions called only from `x_set_frame_param'
1947 to set individual parameters.
1949 If FRAME_W32_WINDOW (f) is 0,
1950 the frame is being created and its window does not exist yet.
1951 In that case, just record the parameter's new value
1952 in the standard place; do not attempt to change the window. */
1955 x_set_foreground_color (f
, arg
, oldval
)
1957 Lisp_Object arg
, oldval
;
1959 FRAME_FOREGROUND_PIXEL (f
)
1960 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
1962 if (FRAME_W32_WINDOW (f
) != 0)
1964 update_face_from_frame_parameter (f
, Qforeground_color
, arg
);
1965 if (FRAME_VISIBLE_P (f
))
1971 x_set_background_color (f
, arg
, oldval
)
1973 Lisp_Object arg
, oldval
;
1975 FRAME_BACKGROUND_PIXEL (f
)
1976 = x_decode_color (f
, arg
, WHITE_PIX_DEFAULT (f
));
1978 if (FRAME_W32_WINDOW (f
) != 0)
1980 SetWindowLong (FRAME_W32_WINDOW (f
), WND_BACKGROUND_INDEX
,
1981 FRAME_BACKGROUND_PIXEL (f
));
1983 update_face_from_frame_parameter (f
, Qbackground_color
, arg
);
1985 if (FRAME_VISIBLE_P (f
))
1991 x_set_mouse_color (f
, arg
, oldval
)
1993 Lisp_Object arg
, oldval
;
1995 Cursor cursor
, nontext_cursor
, mode_cursor
, cross_cursor
;
1999 if (!EQ (Qnil
, arg
))
2000 f
->output_data
.w32
->mouse_pixel
2001 = x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2002 mask_color
= FRAME_BACKGROUND_PIXEL (f
);
2004 /* Don't let pointers be invisible. */
2005 if (mask_color
== f
->output_data
.w32
->mouse_pixel
2006 && mask_color
== FRAME_BACKGROUND_PIXEL (f
))
2007 f
->output_data
.w32
->mouse_pixel
= FRAME_FOREGROUND_PIXEL (f
);
2009 #if 0 /* TODO : cursor changes */
2012 /* It's not okay to crash if the user selects a screwy cursor. */
2013 count
= x_catch_errors (FRAME_W32_DISPLAY (f
));
2015 if (!EQ (Qnil
, Vx_pointer_shape
))
2017 CHECK_NUMBER (Vx_pointer_shape
, 0);
2018 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XINT (Vx_pointer_shape
));
2021 cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2022 x_check_errors (FRAME_W32_DISPLAY (f
), "bad text pointer cursor: %s");
2024 if (!EQ (Qnil
, Vx_nontext_pointer_shape
))
2026 CHECK_NUMBER (Vx_nontext_pointer_shape
, 0);
2027 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2028 XINT (Vx_nontext_pointer_shape
));
2031 nontext_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_left_ptr
);
2032 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2034 if (!EQ (Qnil
, Vx_hourglass_pointer_shape
))
2036 CHECK_NUMBER (Vx_hourglass_pointer_shape
, 0);
2037 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2038 XINT (Vx_hourglass_pointer_shape
));
2041 hourglass_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_watch
);
2042 x_check_errors (FRAME_W32_DISPLAY (f
), "bad busy pointer cursor: %s");
2044 x_check_errors (FRAME_W32_DISPLAY (f
), "bad nontext pointer cursor: %s");
2045 if (!EQ (Qnil
, Vx_mode_pointer_shape
))
2047 CHECK_NUMBER (Vx_mode_pointer_shape
, 0);
2048 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2049 XINT (Vx_mode_pointer_shape
));
2052 mode_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_xterm
);
2053 x_check_errors (FRAME_W32_DISPLAY (f
), "bad modeline pointer cursor: %s");
2055 if (!EQ (Qnil
, Vx_sensitive_text_pointer_shape
))
2057 CHECK_NUMBER (Vx_sensitive_text_pointer_shape
, 0);
2059 = XCreateFontCursor (FRAME_W32_DISPLAY (f
),
2060 XINT (Vx_sensitive_text_pointer_shape
));
2063 cross_cursor
= XCreateFontCursor (FRAME_W32_DISPLAY (f
), XC_crosshair
);
2065 if (!NILP (Vx_window_horizontal_drag_shape
))
2067 CHECK_NUMBER (Vx_window_horizontal_drag_shape
, 0);
2068 horizontal_drag_cursor
2069 = XCreateFontCursor (FRAME_X_DISPLAY (f
),
2070 XINT (Vx_window_horizontal_drag_shape
));
2073 horizontal_drag_cursor
2074 = XCreateFontCursor (FRAME_X_DISPLAY (f
), XC_sb_h_double_arrow
);
2076 /* Check and report errors with the above calls. */
2077 x_check_errors (FRAME_W32_DISPLAY (f
), "can't set cursor shape: %s");
2078 x_uncatch_errors (FRAME_W32_DISPLAY (f
), count
);
2081 XColor fore_color
, back_color
;
2083 fore_color
.pixel
= f
->output_data
.w32
->mouse_pixel
;
2084 back_color
.pixel
= mask_color
;
2085 XQueryColor (FRAME_W32_DISPLAY (f
),
2086 DefaultColormap (FRAME_W32_DISPLAY (f
),
2087 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2089 XQueryColor (FRAME_W32_DISPLAY (f
),
2090 DefaultColormap (FRAME_W32_DISPLAY (f
),
2091 DefaultScreen (FRAME_W32_DISPLAY (f
))),
2093 XRecolorCursor (FRAME_W32_DISPLAY (f
), cursor
,
2094 &fore_color
, &back_color
);
2095 XRecolorCursor (FRAME_W32_DISPLAY (f
), nontext_cursor
,
2096 &fore_color
, &back_color
);
2097 XRecolorCursor (FRAME_W32_DISPLAY (f
), mode_cursor
,
2098 &fore_color
, &back_color
);
2099 XRecolorCursor (FRAME_W32_DISPLAY (f
), cross_cursor
,
2100 &fore_color
, &back_color
);
2101 XRecolorCursor (FRAME_W32_DISPLAY (f
), hourglass_cursor
,
2102 &fore_color
, &back_color
);
2105 if (FRAME_W32_WINDOW (f
) != 0)
2106 XDefineCursor (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), cursor
);
2108 if (cursor
!= f
->output_data
.w32
->text_cursor
&& f
->output_data
.w32
->text_cursor
!= 0)
2109 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->text_cursor
);
2110 f
->output_data
.w32
->text_cursor
= cursor
;
2112 if (nontext_cursor
!= f
->output_data
.w32
->nontext_cursor
2113 && f
->output_data
.w32
->nontext_cursor
!= 0)
2114 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->nontext_cursor
);
2115 f
->output_data
.w32
->nontext_cursor
= nontext_cursor
;
2117 if (hourglass_cursor
!= f
->output_data
.w32
->hourglass_cursor
2118 && f
->output_data
.w32
->hourglass_cursor
!= 0)
2119 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->hourglass_cursor
);
2120 f
->output_data
.w32
->hourglass_cursor
= hourglass_cursor
;
2122 if (mode_cursor
!= f
->output_data
.w32
->modeline_cursor
2123 && f
->output_data
.w32
->modeline_cursor
!= 0)
2124 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->modeline_cursor
);
2125 f
->output_data
.w32
->modeline_cursor
= mode_cursor
;
2127 if (cross_cursor
!= f
->output_data
.w32
->cross_cursor
2128 && f
->output_data
.w32
->cross_cursor
!= 0)
2129 XFreeCursor (FRAME_W32_DISPLAY (f
), f
->output_data
.w32
->cross_cursor
);
2130 f
->output_data
.w32
->cross_cursor
= cross_cursor
;
2132 XFlush (FRAME_W32_DISPLAY (f
));
2135 update_face_from_frame_parameter (f
, Qmouse_color
, arg
);
2139 /* Defined in w32term.c. */
2140 void x_update_cursor (struct frame
*f
, int on_p
);
2143 x_set_cursor_color (f
, arg
, oldval
)
2145 Lisp_Object arg
, oldval
;
2147 unsigned long fore_pixel
, pixel
;
2149 if (!NILP (Vx_cursor_fore_pixel
))
2150 fore_pixel
= x_decode_color (f
, Vx_cursor_fore_pixel
,
2151 WHITE_PIX_DEFAULT (f
));
2153 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2155 pixel
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2157 /* Make sure that the cursor color differs from the background color. */
2158 if (pixel
== FRAME_BACKGROUND_PIXEL (f
))
2160 pixel
= f
->output_data
.w32
->mouse_pixel
;
2161 if (pixel
== fore_pixel
)
2162 fore_pixel
= FRAME_BACKGROUND_PIXEL (f
);
2165 FRAME_FOREGROUND_PIXEL (f
) = fore_pixel
;
2166 f
->output_data
.w32
->cursor_pixel
= pixel
;
2168 if (FRAME_W32_WINDOW (f
) != 0)
2170 if (FRAME_VISIBLE_P (f
))
2172 x_update_cursor (f
, 0);
2173 x_update_cursor (f
, 1);
2177 update_face_from_frame_parameter (f
, Qcursor_color
, arg
);
2180 /* Set the border-color of frame F to pixel value PIX.
2181 Note that this does not fully take effect if done before
2184 x_set_border_pixel (f
, pix
)
2188 f
->output_data
.w32
->border_pixel
= pix
;
2190 if (FRAME_W32_WINDOW (f
) != 0 && f
->output_data
.w32
->border_width
> 0)
2192 if (FRAME_VISIBLE_P (f
))
2197 /* Set the border-color of frame F to value described by ARG.
2198 ARG can be a string naming a color.
2199 The border-color is used for the border that is drawn by the server.
2200 Note that this does not fully take effect if done before
2201 F has a window; it must be redone when the window is created. */
2204 x_set_border_color (f
, arg
, oldval
)
2206 Lisp_Object arg
, oldval
;
2210 CHECK_STRING (arg
, 0);
2211 pix
= x_decode_color (f
, arg
, BLACK_PIX_DEFAULT (f
));
2212 x_set_border_pixel (f
, pix
);
2213 update_face_from_frame_parameter (f
, Qborder_color
, arg
);
2216 /* Value is the internal representation of the specified cursor type
2217 ARG. If type is BAR_CURSOR, return in *WIDTH the specified width
2218 of the bar cursor. */
2220 enum text_cursor_kinds
2221 x_specified_cursor_type (arg
, width
)
2225 enum text_cursor_kinds type
;
2232 else if (CONSP (arg
)
2233 && EQ (XCAR (arg
), Qbar
)
2234 && INTEGERP (XCDR (arg
))
2235 && XINT (XCDR (arg
)) >= 0)
2238 *width
= XINT (XCDR (arg
));
2240 else if (NILP (arg
))
2243 /* Treat anything unknown as "box cursor".
2244 It was bad to signal an error; people have trouble fixing
2245 .Xdefaults with Emacs, when it has something bad in it. */
2246 type
= FILLED_BOX_CURSOR
;
2252 x_set_cursor_type (f
, arg
, oldval
)
2254 Lisp_Object arg
, oldval
;
2258 FRAME_DESIRED_CURSOR (f
) = x_specified_cursor_type (arg
, &width
);
2259 f
->output_data
.w32
->cursor_width
= width
;
2261 /* Make sure the cursor gets redrawn. This is overkill, but how
2262 often do people change cursor types? */
2263 update_mode_lines
++;
2267 x_set_icon_type (f
, arg
, oldval
)
2269 Lisp_Object arg
, oldval
;
2273 if (NILP (arg
) && NILP (oldval
))
2276 if (STRINGP (arg
) && STRINGP (oldval
)
2277 && EQ (Fstring_equal (oldval
, arg
), Qt
))
2280 if (SYMBOLP (arg
) && SYMBOLP (oldval
) && EQ (arg
, oldval
))
2285 result
= x_bitmap_icon (f
, arg
);
2289 error ("No icon window available");
2295 /* Return non-nil if frame F wants a bitmap icon. */
2303 tem
= assq_no_quit (Qicon_type
, f
->param_alist
);
2311 x_set_icon_name (f
, arg
, oldval
)
2313 Lisp_Object arg
, oldval
;
2317 if (STRINGP (oldval
) && EQ (Fstring_equal (oldval
, arg
), Qt
))
2320 else if (!STRINGP (oldval
) && EQ (oldval
, Qnil
) == EQ (arg
, Qnil
))
2326 if (f
->output_data
.w32
->icon_bitmap
!= 0)
2331 result
= x_text_icon (f
,
2332 (char *) XSTRING ((!NILP (f
->icon_name
)
2341 error ("No icon window available");
2344 /* If the window was unmapped (and its icon was mapped),
2345 the new icon is not mapped, so map the window in its stead. */
2346 if (FRAME_VISIBLE_P (f
))
2348 #ifdef USE_X_TOOLKIT
2349 XtPopup (f
->output_data
.w32
->widget
, XtGrabNone
);
2351 XMapWindow (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
));
2354 XFlush (FRAME_W32_DISPLAY (f
));
2359 extern Lisp_Object
x_new_font ();
2360 extern Lisp_Object
x_new_fontset();
2363 x_set_font (f
, arg
, oldval
)
2365 Lisp_Object arg
, oldval
;
2368 Lisp_Object fontset_name
;
2371 CHECK_STRING (arg
, 1);
2373 fontset_name
= Fquery_fontset (arg
, Qnil
);
2376 result
= (STRINGP (fontset_name
)
2377 ? x_new_fontset (f
, XSTRING (fontset_name
)->data
)
2378 : x_new_font (f
, XSTRING (arg
)->data
));
2381 if (EQ (result
, Qnil
))
2382 error ("Font `%s' is not defined", XSTRING (arg
)->data
);
2383 else if (EQ (result
, Qt
))
2384 error ("The characters of the given font have varying widths");
2385 else if (STRINGP (result
))
2387 if (!NILP (Fequal (result
, oldval
)))
2389 store_frame_param (f
, Qfont
, result
);
2390 recompute_basic_faces (f
);
2395 do_pending_window_change (0);
2397 /* Don't call `face-set-after-frame-default' when faces haven't been
2398 initialized yet. This is the case when called from
2399 Fx_create_frame. In that case, the X widget or window doesn't
2400 exist either, and we can end up in x_report_frame_params with a
2401 null widget which gives a segfault. */
2402 if (FRAME_FACE_CACHE (f
))
2404 XSETFRAME (frame
, f
);
2405 call1 (Qface_set_after_frame_default
, frame
);
2410 x_set_border_width (f
, arg
, oldval
)
2412 Lisp_Object arg
, oldval
;
2414 CHECK_NUMBER (arg
, 0);
2416 if (XINT (arg
) == f
->output_data
.w32
->border_width
)
2419 if (FRAME_W32_WINDOW (f
) != 0)
2420 error ("Cannot change the border width of a window");
2422 f
->output_data
.w32
->border_width
= XINT (arg
);
2426 x_set_internal_border_width (f
, arg
, oldval
)
2428 Lisp_Object arg
, oldval
;
2430 int old
= f
->output_data
.w32
->internal_border_width
;
2432 CHECK_NUMBER (arg
, 0);
2433 f
->output_data
.w32
->internal_border_width
= XINT (arg
);
2434 if (f
->output_data
.w32
->internal_border_width
< 0)
2435 f
->output_data
.w32
->internal_border_width
= 0;
2437 if (f
->output_data
.w32
->internal_border_width
== old
)
2440 if (FRAME_W32_WINDOW (f
) != 0)
2442 x_set_window_size (f
, 0, f
->width
, f
->height
);
2443 SET_FRAME_GARBAGED (f
);
2444 do_pending_window_change (0);
2449 x_set_visibility (f
, value
, oldval
)
2451 Lisp_Object value
, oldval
;
2454 XSETFRAME (frame
, f
);
2457 Fmake_frame_invisible (frame
, Qt
);
2458 else if (EQ (value
, Qicon
))
2459 Ficonify_frame (frame
);
2461 Fmake_frame_visible (frame
);
2465 /* Change window heights in windows rooted in WINDOW by N lines. */
2468 x_change_window_heights (window
, n
)
2472 struct window
*w
= XWINDOW (window
);
2474 XSETFASTINT (w
->top
, XFASTINT (w
->top
) + n
);
2475 XSETFASTINT (w
->height
, XFASTINT (w
->height
) - n
);
2477 if (INTEGERP (w
->orig_top
))
2478 XSETFASTINT (w
->orig_top
, XFASTINT (w
->orig_top
) + n
);
2479 if (INTEGERP (w
->orig_height
))
2480 XSETFASTINT (w
->orig_height
, XFASTINT (w
->orig_height
) - n
);
2482 /* Handle just the top child in a vertical split. */
2483 if (!NILP (w
->vchild
))
2484 x_change_window_heights (w
->vchild
, n
);
2486 /* Adjust all children in a horizontal split. */
2487 for (window
= w
->hchild
; !NILP (window
); window
= w
->next
)
2489 w
= XWINDOW (window
);
2490 x_change_window_heights (window
, n
);
2495 x_set_menu_bar_lines (f
, value
, oldval
)
2497 Lisp_Object value
, oldval
;
2500 int olines
= FRAME_MENU_BAR_LINES (f
);
2502 /* Right now, menu bars don't work properly in minibuf-only frames;
2503 most of the commands try to apply themselves to the minibuffer
2504 frame itself, and get an error because you can't switch buffers
2505 in or split the minibuffer window. */
2506 if (FRAME_MINIBUF_ONLY_P (f
))
2509 if (INTEGERP (value
))
2510 nlines
= XINT (value
);
2514 FRAME_MENU_BAR_LINES (f
) = 0;
2516 FRAME_EXTERNAL_MENU_BAR (f
) = 1;
2519 if (FRAME_EXTERNAL_MENU_BAR (f
) == 1)
2520 free_frame_menubar (f
);
2521 FRAME_EXTERNAL_MENU_BAR (f
) = 0;
2523 /* Adjust the frame size so that the client (text) dimensions
2524 remain the same. This depends on FRAME_EXTERNAL_MENU_BAR being
2526 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2527 do_pending_window_change (0);
2533 /* Set the number of lines used for the tool bar of frame F to VALUE.
2534 VALUE not an integer, or < 0 means set the lines to zero. OLDVAL
2535 is the old number of tool bar lines. This function changes the
2536 height of all windows on frame F to match the new tool bar height.
2537 The frame's height doesn't change. */
2540 x_set_tool_bar_lines (f
, value
, oldval
)
2542 Lisp_Object value
, oldval
;
2544 int delta
, nlines
, root_height
;
2545 Lisp_Object root_window
;
2547 /* Treat tool bars like menu bars. */
2548 if (FRAME_MINIBUF_ONLY_P (f
))
2551 /* Use VALUE only if an integer >= 0. */
2552 if (INTEGERP (value
) && XINT (value
) >= 0)
2553 nlines
= XFASTINT (value
);
2557 /* Make sure we redisplay all windows in this frame. */
2558 ++windows_or_buffers_changed
;
2560 delta
= nlines
- FRAME_TOOL_BAR_LINES (f
);
2562 /* Don't resize the tool-bar to more than we have room for. */
2563 root_window
= FRAME_ROOT_WINDOW (f
);
2564 root_height
= XINT (XWINDOW (root_window
)->height
);
2565 if (root_height
- delta
< 1)
2567 delta
= root_height
- 1;
2568 nlines
= FRAME_TOOL_BAR_LINES (f
) + delta
;
2571 FRAME_TOOL_BAR_LINES (f
) = nlines
;
2572 x_change_window_heights (root_window
, delta
);
2575 /* We also have to make sure that the internal border at the top of
2576 the frame, below the menu bar or tool bar, is redrawn when the
2577 tool bar disappears. This is so because the internal border is
2578 below the tool bar if one is displayed, but is below the menu bar
2579 if there isn't a tool bar. The tool bar draws into the area
2580 below the menu bar. */
2581 if (FRAME_W32_WINDOW (f
) && FRAME_TOOL_BAR_LINES (f
) == 0)
2585 clear_current_matrices (f
);
2586 updating_frame
= NULL
;
2589 /* If the tool bar gets smaller, the internal border below it
2590 has to be cleared. It was formerly part of the display
2591 of the larger tool bar, and updating windows won't clear it. */
2594 int height
= FRAME_INTERNAL_BORDER_WIDTH (f
);
2595 int width
= PIXEL_WIDTH (f
);
2596 int y
= nlines
* CANON_Y_UNIT (f
);
2600 HDC hdc
= get_frame_dc (f
);
2601 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
2602 release_frame_dc (f
, hdc
);
2609 /* Change the name of frame F to NAME. If NAME is nil, set F's name to
2612 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2613 name; if NAME is a string, set F's name to NAME and set
2614 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2616 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2617 suggesting a new name, which lisp code should override; if
2618 F->explicit_name is set, ignore the new name; otherwise, set it. */
2621 x_set_name (f
, name
, explicit)
2626 /* Make sure that requests from lisp code override requests from
2627 Emacs redisplay code. */
2630 /* If we're switching from explicit to implicit, we had better
2631 update the mode lines and thereby update the title. */
2632 if (f
->explicit_name
&& NILP (name
))
2633 update_mode_lines
= 1;
2635 f
->explicit_name
= ! NILP (name
);
2637 else if (f
->explicit_name
)
2640 /* If NAME is nil, set the name to the w32_id_name. */
2643 /* Check for no change needed in this very common case
2644 before we do any consing. */
2645 if (!strcmp (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
,
2646 XSTRING (f
->name
)->data
))
2648 name
= build_string (FRAME_W32_DISPLAY_INFO (f
)->w32_id_name
);
2651 CHECK_STRING (name
, 0);
2653 /* Don't change the name if it's already NAME. */
2654 if (! NILP (Fstring_equal (name
, f
->name
)))
2659 /* For setting the frame title, the title parameter should override
2660 the name parameter. */
2661 if (! NILP (f
->title
))
2664 if (FRAME_W32_WINDOW (f
))
2666 if (STRING_MULTIBYTE (name
))
2667 name
= ENCODE_SYSTEM (name
);
2670 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2675 /* This function should be called when the user's lisp code has
2676 specified a name for the frame; the name will override any set by the
2679 x_explicitly_set_name (f
, arg
, oldval
)
2681 Lisp_Object arg
, oldval
;
2683 x_set_name (f
, arg
, 1);
2686 /* This function should be called by Emacs redisplay code to set the
2687 name; names set this way will never override names set by the user's
2690 x_implicitly_set_name (f
, arg
, oldval
)
2692 Lisp_Object arg
, oldval
;
2694 x_set_name (f
, arg
, 0);
2697 /* Change the title of frame F to NAME.
2698 If NAME is nil, use the frame name as the title.
2700 If EXPLICIT is non-zero, that indicates that lisp code is setting the
2701 name; if NAME is a string, set F's name to NAME and set
2702 F->explicit_name; if NAME is Qnil, then clear F->explicit_name.
2704 If EXPLICIT is zero, that indicates that Emacs redisplay code is
2705 suggesting a new name, which lisp code should override; if
2706 F->explicit_name is set, ignore the new name; otherwise, set it. */
2709 x_set_title (f
, name
, old_name
)
2711 Lisp_Object name
, old_name
;
2713 /* Don't change the title if it's already NAME. */
2714 if (EQ (name
, f
->title
))
2717 update_mode_lines
= 1;
2724 if (FRAME_W32_WINDOW (f
))
2726 if (STRING_MULTIBYTE (name
))
2727 name
= ENCODE_SYSTEM (name
);
2730 SetWindowText(FRAME_W32_WINDOW (f
), XSTRING (name
)->data
);
2736 x_set_autoraise (f
, arg
, oldval
)
2738 Lisp_Object arg
, oldval
;
2740 f
->auto_raise
= !EQ (Qnil
, arg
);
2744 x_set_autolower (f
, arg
, oldval
)
2746 Lisp_Object arg
, oldval
;
2748 f
->auto_lower
= !EQ (Qnil
, arg
);
2752 x_set_unsplittable (f
, arg
, oldval
)
2754 Lisp_Object arg
, oldval
;
2756 f
->no_split
= !NILP (arg
);
2760 x_set_vertical_scroll_bars (f
, arg
, oldval
)
2762 Lisp_Object arg
, oldval
;
2764 if ((EQ (arg
, Qleft
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f
))
2765 || (EQ (arg
, Qright
) && FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f
))
2766 || (NILP (arg
) && FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
2767 || (!NILP (arg
) && ! FRAME_HAS_VERTICAL_SCROLL_BARS (f
)))
2769 FRAME_VERTICAL_SCROLL_BAR_TYPE (f
) = NILP (arg
) ?
2770 vertical_scroll_bar_none
:
2771 /* Put scroll bars on the right by default, as is conventional
2774 ? vertical_scroll_bar_left
2775 : vertical_scroll_bar_right
;
2777 /* We set this parameter before creating the window for the
2778 frame, so we can get the geometry right from the start.
2779 However, if the window hasn't been created yet, we shouldn't
2780 call x_set_window_size. */
2781 if (FRAME_W32_WINDOW (f
))
2782 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2783 do_pending_window_change (0);
2788 x_set_scroll_bar_width (f
, arg
, oldval
)
2790 Lisp_Object arg
, oldval
;
2792 int wid
= FONT_WIDTH (f
->output_data
.w32
->font
);
2796 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = GetSystemMetrics (SM_CXVSCROLL
);
2797 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) +
2799 if (FRAME_W32_WINDOW (f
))
2800 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2801 do_pending_window_change (0);
2803 else if (INTEGERP (arg
) && XINT (arg
) > 0
2804 && XFASTINT (arg
) != FRAME_SCROLL_BAR_PIXEL_WIDTH (f
))
2806 FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) = XFASTINT (arg
);
2807 FRAME_SCROLL_BAR_COLS (f
) = (FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
2809 if (FRAME_W32_WINDOW (f
))
2810 x_set_window_size (f
, 0, FRAME_WIDTH (f
), FRAME_HEIGHT (f
));
2811 do_pending_window_change (0);
2813 change_frame_size (f
, 0, FRAME_WIDTH (f
), 0, 0, 0);
2814 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.hpos
= 0;
2815 XWINDOW (FRAME_SELECTED_WINDOW (f
))->cursor
.x
= 0;
2818 /* Subroutines of creating an frame. */
2820 /* Make sure that Vx_resource_name is set to a reasonable value.
2821 Fix it up, or set it to `emacs' if it is too hopeless. */
2824 validate_x_resource_name ()
2827 /* Number of valid characters in the resource name. */
2829 /* Number of invalid characters in the resource name. */
2834 if (STRINGP (Vx_resource_name
))
2836 unsigned char *p
= XSTRING (Vx_resource_name
)->data
;
2839 len
= STRING_BYTES (XSTRING (Vx_resource_name
));
2841 /* Only letters, digits, - and _ are valid in resource names.
2842 Count the valid characters and count the invalid ones. */
2843 for (i
= 0; i
< len
; i
++)
2846 if (! ((c
>= 'a' && c
<= 'z')
2847 || (c
>= 'A' && c
<= 'Z')
2848 || (c
>= '0' && c
<= '9')
2849 || c
== '-' || c
== '_'))
2856 /* Not a string => completely invalid. */
2857 bad_count
= 5, good_count
= 0;
2859 /* If name is valid already, return. */
2863 /* If name is entirely invalid, or nearly so, use `emacs'. */
2865 || (good_count
== 1 && bad_count
> 0))
2867 Vx_resource_name
= build_string ("emacs");
2871 /* Name is partly valid. Copy it and replace the invalid characters
2872 with underscores. */
2874 Vx_resource_name
= new = Fcopy_sequence (Vx_resource_name
);
2876 for (i
= 0; i
< len
; i
++)
2878 int c
= XSTRING (new)->data
[i
];
2879 if (! ((c
>= 'a' && c
<= 'z')
2880 || (c
>= 'A' && c
<= 'Z')
2881 || (c
>= '0' && c
<= '9')
2882 || c
== '-' || c
== '_'))
2883 XSTRING (new)->data
[i
] = '_';
2888 extern char *x_get_string_resource ();
2890 DEFUN ("x-get-resource", Fx_get_resource
, Sx_get_resource
, 2, 4, 0,
2891 "Return the value of ATTRIBUTE, of class CLASS, from the X defaults database.\n\
2892 This uses `INSTANCE.ATTRIBUTE' as the key and `Emacs.CLASS' as the\n\
2893 class, where INSTANCE is the name under which Emacs was invoked, or\n\
2894 the name specified by the `-name' or `-rn' command-line arguments.\n\
2896 The optional arguments COMPONENT and SUBCLASS add to the key and the\n\
2897 class, respectively. You must specify both of them or neither.\n\
2898 If you specify them, the key is `INSTANCE.COMPONENT.ATTRIBUTE'\n\
2899 and the class is `Emacs.CLASS.SUBCLASS'.")
2900 (attribute
, class, component
, subclass
)
2901 Lisp_Object attribute
, class, component
, subclass
;
2903 register char *value
;
2907 CHECK_STRING (attribute
, 0);
2908 CHECK_STRING (class, 0);
2910 if (!NILP (component
))
2911 CHECK_STRING (component
, 1);
2912 if (!NILP (subclass
))
2913 CHECK_STRING (subclass
, 2);
2914 if (NILP (component
) != NILP (subclass
))
2915 error ("x-get-resource: must specify both COMPONENT and SUBCLASS or neither");
2917 validate_x_resource_name ();
2919 /* Allocate space for the components, the dots which separate them,
2920 and the final '\0'. Make them big enough for the worst case. */
2921 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vx_resource_name
))
2922 + (STRINGP (component
)
2923 ? STRING_BYTES (XSTRING (component
)) : 0)
2924 + STRING_BYTES (XSTRING (attribute
))
2927 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
2928 + STRING_BYTES (XSTRING (class))
2929 + (STRINGP (subclass
)
2930 ? STRING_BYTES (XSTRING (subclass
)) : 0)
2933 /* Start with emacs.FRAMENAME for the name (the specific one)
2934 and with `Emacs' for the class key (the general one). */
2935 strcpy (name_key
, XSTRING (Vx_resource_name
)->data
);
2936 strcpy (class_key
, EMACS_CLASS
);
2938 strcat (class_key
, ".");
2939 strcat (class_key
, XSTRING (class)->data
);
2941 if (!NILP (component
))
2943 strcat (class_key
, ".");
2944 strcat (class_key
, XSTRING (subclass
)->data
);
2946 strcat (name_key
, ".");
2947 strcat (name_key
, XSTRING (component
)->data
);
2950 strcat (name_key
, ".");
2951 strcat (name_key
, XSTRING (attribute
)->data
);
2953 value
= x_get_string_resource (Qnil
,
2954 name_key
, class_key
);
2956 if (value
!= (char *) 0)
2957 return build_string (value
);
2962 /* Used when C code wants a resource value. */
2965 x_get_resource_string (attribute
, class)
2966 char *attribute
, *class;
2970 struct frame
*sf
= SELECTED_FRAME ();
2972 /* Allocate space for the components, the dots which separate them,
2973 and the final '\0'. */
2974 name_key
= (char *) alloca (STRING_BYTES (XSTRING (Vinvocation_name
))
2975 + strlen (attribute
) + 2);
2976 class_key
= (char *) alloca ((sizeof (EMACS_CLASS
) - 1)
2977 + strlen (class) + 2);
2979 sprintf (name_key
, "%s.%s",
2980 XSTRING (Vinvocation_name
)->data
,
2982 sprintf (class_key
, "%s.%s", EMACS_CLASS
, class);
2984 return x_get_string_resource (sf
, name_key
, class_key
);
2987 /* Types we might convert a resource string into. */
2997 /* Return the value of parameter PARAM.
2999 First search ALIST, then Vdefault_frame_alist, then the X defaults
3000 database, using ATTRIBUTE as the attribute name and CLASS as its class.
3002 Convert the resource to the type specified by desired_type.
3004 If no default is specified, return Qunbound. If you call
3005 w32_get_arg, make sure you deal with Qunbound in a reasonable way,
3006 and don't let it get stored in any Lisp-visible variables! */
3009 w32_get_arg (alist
, param
, attribute
, class, type
)
3010 Lisp_Object alist
, param
;
3013 enum resource_types type
;
3015 register Lisp_Object tem
;
3017 tem
= Fassq (param
, alist
);
3019 tem
= Fassq (param
, Vdefault_frame_alist
);
3025 tem
= Fx_get_resource (build_string (attribute
),
3026 build_string (class),
3034 case RES_TYPE_NUMBER
:
3035 return make_number (atoi (XSTRING (tem
)->data
));
3037 case RES_TYPE_FLOAT
:
3038 return make_float (atof (XSTRING (tem
)->data
));
3040 case RES_TYPE_BOOLEAN
:
3041 tem
= Fdowncase (tem
);
3042 if (!strcmp (XSTRING (tem
)->data
, "on")
3043 || !strcmp (XSTRING (tem
)->data
, "true"))
3048 case RES_TYPE_STRING
:
3051 case RES_TYPE_SYMBOL
:
3052 /* As a special case, we map the values `true' and `on'
3053 to Qt, and `false' and `off' to Qnil. */
3056 lower
= Fdowncase (tem
);
3057 if (!strcmp (XSTRING (lower
)->data
, "on")
3058 || !strcmp (XSTRING (lower
)->data
, "true"))
3060 else if (!strcmp (XSTRING (lower
)->data
, "off")
3061 || !strcmp (XSTRING (lower
)->data
, "false"))
3064 return Fintern (tem
, Qnil
);
3077 /* Record in frame F the specified or default value according to ALIST
3078 of the parameter named PROP (a Lisp symbol).
3079 If no value is specified for PROP, look for an X default for XPROP
3080 on the frame named NAME.
3081 If that is not found either, use the value DEFLT. */
3084 x_default_parameter (f
, alist
, prop
, deflt
, xprop
, xclass
, type
)
3091 enum resource_types type
;
3095 tem
= w32_get_arg (alist
, prop
, xprop
, xclass
, type
);
3096 if (EQ (tem
, Qunbound
))
3098 x_set_frame_parameters (f
, Fcons (Fcons (prop
, tem
), Qnil
));
3102 DEFUN ("x-parse-geometry", Fx_parse_geometry
, Sx_parse_geometry
, 1, 1, 0,
3103 "Parse an X-style geometry string STRING.\n\
3104 Returns an alist of the form ((top . TOP), (left . LEFT) ... ).\n\
3105 The properties returned may include `top', `left', `height', and `width'.\n\
3106 The value of `left' or `top' may be an integer,\n\
3107 or a list (+ N) meaning N pixels relative to top/left corner,\n\
3108 or a list (- N) meaning -N pixels relative to bottom/right corner.")
3113 unsigned int width
, height
;
3116 CHECK_STRING (string
, 0);
3118 geometry
= XParseGeometry ((char *) XSTRING (string
)->data
,
3119 &x
, &y
, &width
, &height
);
3122 if (geometry
& XValue
)
3124 Lisp_Object element
;
3126 if (x
>= 0 && (geometry
& XNegative
))
3127 element
= Fcons (Qleft
, Fcons (Qminus
, Fcons (make_number (-x
), Qnil
)));
3128 else if (x
< 0 && ! (geometry
& XNegative
))
3129 element
= Fcons (Qleft
, Fcons (Qplus
, Fcons (make_number (x
), Qnil
)));
3131 element
= Fcons (Qleft
, make_number (x
));
3132 result
= Fcons (element
, result
);
3135 if (geometry
& YValue
)
3137 Lisp_Object element
;
3139 if (y
>= 0 && (geometry
& YNegative
))
3140 element
= Fcons (Qtop
, Fcons (Qminus
, Fcons (make_number (-y
), Qnil
)));
3141 else if (y
< 0 && ! (geometry
& YNegative
))
3142 element
= Fcons (Qtop
, Fcons (Qplus
, Fcons (make_number (y
), Qnil
)));
3144 element
= Fcons (Qtop
, make_number (y
));
3145 result
= Fcons (element
, result
);
3148 if (geometry
& WidthValue
)
3149 result
= Fcons (Fcons (Qwidth
, make_number (width
)), result
);
3150 if (geometry
& HeightValue
)
3151 result
= Fcons (Fcons (Qheight
, make_number (height
)), result
);
3156 /* Calculate the desired size and position of this window,
3157 and return the flags saying which aspects were specified.
3159 This function does not make the coordinates positive. */
3161 #define DEFAULT_ROWS 40
3162 #define DEFAULT_COLS 80
3165 x_figure_window_size (f
, parms
)
3169 register Lisp_Object tem0
, tem1
, tem2
;
3170 long window_prompting
= 0;
3172 /* Default values if we fall through.
3173 Actually, if that happens we should get
3174 window manager prompting. */
3175 SET_FRAME_WIDTH (f
, DEFAULT_COLS
);
3176 f
->height
= DEFAULT_ROWS
;
3177 /* Window managers expect that if program-specified
3178 positions are not (0,0), they're intentional, not defaults. */
3179 f
->output_data
.w32
->top_pos
= 0;
3180 f
->output_data
.w32
->left_pos
= 0;
3182 /* Ensure that old new_width and new_height will not override the
3184 FRAME_NEW_WIDTH (f
) = 0;
3185 FRAME_NEW_HEIGHT (f
) = 0;
3187 tem0
= w32_get_arg (parms
, Qheight
, 0, 0, RES_TYPE_NUMBER
);
3188 tem1
= w32_get_arg (parms
, Qwidth
, 0, 0, RES_TYPE_NUMBER
);
3189 tem2
= w32_get_arg (parms
, Quser_size
, 0, 0, RES_TYPE_NUMBER
);
3190 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3192 if (!EQ (tem0
, Qunbound
))
3194 CHECK_NUMBER (tem0
, 0);
3195 f
->height
= XINT (tem0
);
3197 if (!EQ (tem1
, Qunbound
))
3199 CHECK_NUMBER (tem1
, 0);
3200 SET_FRAME_WIDTH (f
, XINT (tem1
));
3202 if (!NILP (tem2
) && !EQ (tem2
, Qunbound
))
3203 window_prompting
|= USSize
;
3205 window_prompting
|= PSize
;
3208 f
->output_data
.w32
->vertical_scroll_bar_extra
3209 = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f
)
3211 : FRAME_SCROLL_BAR_PIXEL_WIDTH (f
) > 0
3212 ? FRAME_SCROLL_BAR_PIXEL_WIDTH (f
)
3213 : (FRAME_SCROLL_BAR_COLS (f
) * FONT_WIDTH (f
->output_data
.w32
->font
)));
3214 f
->output_data
.w32
->flags_areas_extra
3215 = FRAME_FLAGS_AREA_WIDTH (f
);
3216 f
->output_data
.w32
->pixel_width
= CHAR_TO_PIXEL_WIDTH (f
, f
->width
);
3217 f
->output_data
.w32
->pixel_height
= CHAR_TO_PIXEL_HEIGHT (f
, f
->height
);
3219 tem0
= w32_get_arg (parms
, Qtop
, 0, 0, RES_TYPE_NUMBER
);
3220 tem1
= w32_get_arg (parms
, Qleft
, 0, 0, RES_TYPE_NUMBER
);
3221 tem2
= w32_get_arg (parms
, Quser_position
, 0, 0, RES_TYPE_NUMBER
);
3222 if (! EQ (tem0
, Qunbound
) || ! EQ (tem1
, Qunbound
))
3224 if (EQ (tem0
, Qminus
))
3226 f
->output_data
.w32
->top_pos
= 0;
3227 window_prompting
|= YNegative
;
3229 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qminus
)
3230 && CONSP (XCDR (tem0
))
3231 && INTEGERP (XCAR (XCDR (tem0
))))
3233 f
->output_data
.w32
->top_pos
= - XINT (XCAR (XCDR (tem0
)));
3234 window_prompting
|= YNegative
;
3236 else if (CONSP (tem0
) && EQ (XCAR (tem0
), Qplus
)
3237 && CONSP (XCDR (tem0
))
3238 && INTEGERP (XCAR (XCDR (tem0
))))
3240 f
->output_data
.w32
->top_pos
= XINT (XCAR (XCDR (tem0
)));
3242 else if (EQ (tem0
, Qunbound
))
3243 f
->output_data
.w32
->top_pos
= 0;
3246 CHECK_NUMBER (tem0
, 0);
3247 f
->output_data
.w32
->top_pos
= XINT (tem0
);
3248 if (f
->output_data
.w32
->top_pos
< 0)
3249 window_prompting
|= YNegative
;
3252 if (EQ (tem1
, Qminus
))
3254 f
->output_data
.w32
->left_pos
= 0;
3255 window_prompting
|= XNegative
;
3257 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qminus
)
3258 && CONSP (XCDR (tem1
))
3259 && INTEGERP (XCAR (XCDR (tem1
))))
3261 f
->output_data
.w32
->left_pos
= - XINT (XCAR (XCDR (tem1
)));
3262 window_prompting
|= XNegative
;
3264 else if (CONSP (tem1
) && EQ (XCAR (tem1
), Qplus
)
3265 && CONSP (XCDR (tem1
))
3266 && INTEGERP (XCAR (XCDR (tem1
))))
3268 f
->output_data
.w32
->left_pos
= XINT (XCAR (XCDR (tem1
)));
3270 else if (EQ (tem1
, Qunbound
))
3271 f
->output_data
.w32
->left_pos
= 0;
3274 CHECK_NUMBER (tem1
, 0);
3275 f
->output_data
.w32
->left_pos
= XINT (tem1
);
3276 if (f
->output_data
.w32
->left_pos
< 0)
3277 window_prompting
|= XNegative
;
3280 if (!NILP (tem2
) && ! EQ (tem2
, Qunbound
))
3281 window_prompting
|= USPosition
;
3283 window_prompting
|= PPosition
;
3286 return window_prompting
;
3291 extern LRESULT CALLBACK
w32_wnd_proc ();
3294 w32_init_class (hinst
)
3299 wc
.style
= CS_HREDRAW
| CS_VREDRAW
;
3300 wc
.lpfnWndProc
= (WNDPROC
) w32_wnd_proc
;
3302 wc
.cbWndExtra
= WND_EXTRA_BYTES
;
3303 wc
.hInstance
= hinst
;
3304 wc
.hIcon
= LoadIcon (hinst
, EMACS_CLASS
);
3305 wc
.hCursor
= LoadCursor (NULL
, IDC_ARROW
);
3306 wc
.hbrBackground
= NULL
; /* GetStockObject (WHITE_BRUSH); */
3307 wc
.lpszMenuName
= NULL
;
3308 wc
.lpszClassName
= EMACS_CLASS
;
3310 return (RegisterClass (&wc
));
3314 w32_createscrollbar (f
, bar
)
3316 struct scroll_bar
* bar
;
3318 return (CreateWindow ("SCROLLBAR", "", SBS_VERT
| WS_CHILD
| WS_VISIBLE
,
3319 /* Position and size of scroll bar. */
3320 XINT(bar
->left
) + VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3322 XINT(bar
->width
) - VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3324 FRAME_W32_WINDOW (f
),
3331 w32_createwindow (f
)
3337 rect
.left
= rect
.top
= 0;
3338 rect
.right
= PIXEL_WIDTH (f
);
3339 rect
.bottom
= PIXEL_HEIGHT (f
);
3341 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
3342 FRAME_EXTERNAL_MENU_BAR (f
));
3344 /* Do first time app init */
3348 w32_init_class (hinst
);
3351 FRAME_W32_WINDOW (f
) = hwnd
3352 = CreateWindow (EMACS_CLASS
,
3354 f
->output_data
.w32
->dwStyle
,
3355 f
->output_data
.w32
->left_pos
,
3356 f
->output_data
.w32
->top_pos
,
3357 rect
.right
- rect
.left
,
3358 rect
.bottom
- rect
.top
,
3366 SetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
, FONT_WIDTH (f
->output_data
.w32
->font
));
3367 SetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
, f
->output_data
.w32
->line_height
);
3368 SetWindowLong (hwnd
, WND_BORDER_INDEX
, f
->output_data
.w32
->internal_border_width
);
3369 SetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
, f
->output_data
.w32
->vertical_scroll_bar_extra
);
3370 SetWindowLong (hwnd
, WND_BACKGROUND_INDEX
, FRAME_BACKGROUND_PIXEL (f
));
3372 /* Enable drag-n-drop. */
3373 DragAcceptFiles (hwnd
, TRUE
);
3375 /* Do this to discard the default setting specified by our parent. */
3376 ShowWindow (hwnd
, SW_HIDE
);
3381 my_post_msg (wmsg
, hwnd
, msg
, wParam
, lParam
)
3388 wmsg
->msg
.hwnd
= hwnd
;
3389 wmsg
->msg
.message
= msg
;
3390 wmsg
->msg
.wParam
= wParam
;
3391 wmsg
->msg
.lParam
= lParam
;
3392 wmsg
->msg
.time
= GetMessageTime ();
3397 /* GetKeyState and MapVirtualKey on Windows 95 do not actually distinguish
3398 between left and right keys as advertised. We test for this
3399 support dynamically, and set a flag when the support is absent. If
3400 absent, we keep track of the left and right control and alt keys
3401 ourselves. This is particularly necessary on keyboards that rely
3402 upon the AltGr key, which is represented as having the left control
3403 and right alt keys pressed. For these keyboards, we need to know
3404 when the left alt key has been pressed in addition to the AltGr key
3405 so that we can properly support M-AltGr-key sequences (such as M-@
3406 on Swedish keyboards). */
3408 #define EMACS_LCONTROL 0
3409 #define EMACS_RCONTROL 1
3410 #define EMACS_LMENU 2
3411 #define EMACS_RMENU 3
3413 static int modifiers
[4];
3414 static int modifiers_recorded
;
3415 static int modifier_key_support_tested
;
3418 test_modifier_support (unsigned int wparam
)
3422 if (wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
)
3424 if (wparam
== VK_CONTROL
)
3434 if (!(GetKeyState (l
) & 0x8000) && !(GetKeyState (r
) & 0x8000))
3435 modifiers_recorded
= 1;
3437 modifiers_recorded
= 0;
3438 modifier_key_support_tested
= 1;
3442 record_keydown (unsigned int wparam
, unsigned int lparam
)
3446 if (!modifier_key_support_tested
)
3447 test_modifier_support (wparam
);
3449 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3452 if (wparam
== VK_CONTROL
)
3453 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3455 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3461 record_keyup (unsigned int wparam
, unsigned int lparam
)
3465 if ((wparam
!= VK_CONTROL
&& wparam
!= VK_MENU
) || !modifiers_recorded
)
3468 if (wparam
== VK_CONTROL
)
3469 i
= (lparam
& 0x1000000) ? EMACS_RCONTROL
: EMACS_LCONTROL
;
3471 i
= (lparam
& 0x1000000) ? EMACS_RMENU
: EMACS_LMENU
;
3476 /* Emacs can lose focus while a modifier key has been pressed. When
3477 it regains focus, be conservative and clear all modifiers since
3478 we cannot reconstruct the left and right modifier state. */
3484 if (GetFocus () == NULL
)
3485 /* Emacs doesn't have keyboard focus. Do nothing. */
3488 ctrl
= GetAsyncKeyState (VK_CONTROL
);
3489 alt
= GetAsyncKeyState (VK_MENU
);
3491 if (!(ctrl
& 0x08000))
3492 /* Clear any recorded control modifier state. */
3493 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3495 if (!(alt
& 0x08000))
3496 /* Clear any recorded alt modifier state. */
3497 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3499 /* Update the state of all modifier keys, because modifiers used in
3500 hot-key combinations can get stuck on if Emacs loses focus as a
3501 result of a hot-key being pressed. */
3505 #define CURRENT_STATE(key) ((GetAsyncKeyState (key) & 0x8000) >> 8)
3507 GetKeyboardState (keystate
);
3508 keystate
[VK_SHIFT
] = CURRENT_STATE (VK_SHIFT
);
3509 keystate
[VK_CONTROL
] = CURRENT_STATE (VK_CONTROL
);
3510 keystate
[VK_LCONTROL
] = CURRENT_STATE (VK_LCONTROL
);
3511 keystate
[VK_RCONTROL
] = CURRENT_STATE (VK_RCONTROL
);
3512 keystate
[VK_MENU
] = CURRENT_STATE (VK_MENU
);
3513 keystate
[VK_LMENU
] = CURRENT_STATE (VK_LMENU
);
3514 keystate
[VK_RMENU
] = CURRENT_STATE (VK_RMENU
);
3515 keystate
[VK_LWIN
] = CURRENT_STATE (VK_LWIN
);
3516 keystate
[VK_RWIN
] = CURRENT_STATE (VK_RWIN
);
3517 keystate
[VK_APPS
] = CURRENT_STATE (VK_APPS
);
3518 SetKeyboardState (keystate
);
3522 /* Synchronize modifier state with what is reported with the current
3523 keystroke. Even if we cannot distinguish between left and right
3524 modifier keys, we know that, if no modifiers are set, then neither
3525 the left or right modifier should be set. */
3529 if (!modifiers_recorded
)
3532 if (!(GetKeyState (VK_CONTROL
) & 0x8000))
3533 modifiers
[EMACS_RCONTROL
] = modifiers
[EMACS_LCONTROL
] = 0;
3535 if (!(GetKeyState (VK_MENU
) & 0x8000))
3536 modifiers
[EMACS_RMENU
] = modifiers
[EMACS_LMENU
] = 0;
3540 modifier_set (int vkey
)
3542 if (vkey
== VK_CAPITAL
|| vkey
== VK_SCROLL
)
3543 return (GetKeyState (vkey
) & 0x1);
3544 if (!modifiers_recorded
)
3545 return (GetKeyState (vkey
) & 0x8000);
3550 return modifiers
[EMACS_LCONTROL
];
3552 return modifiers
[EMACS_RCONTROL
];
3554 return modifiers
[EMACS_LMENU
];
3556 return modifiers
[EMACS_RMENU
];
3558 return (GetKeyState (vkey
) & 0x8000);
3561 /* Convert between the modifier bits W32 uses and the modifier bits
3565 w32_key_to_modifier (int key
)
3567 Lisp_Object key_mapping
;
3572 key_mapping
= Vw32_lwindow_modifier
;
3575 key_mapping
= Vw32_rwindow_modifier
;
3578 key_mapping
= Vw32_apps_modifier
;
3581 key_mapping
= Vw32_scroll_lock_modifier
;
3587 /* NB. This code runs in the input thread, asychronously to the lisp
3588 thread, so we must be careful to ensure access to lisp data is
3589 thread-safe. The following code is safe because the modifier
3590 variable values are updated atomically from lisp and symbols are
3591 not relocated by GC. Also, we don't have to worry about seeing GC
3593 if (EQ (key_mapping
, Qhyper
))
3594 return hyper_modifier
;
3595 if (EQ (key_mapping
, Qsuper
))
3596 return super_modifier
;
3597 if (EQ (key_mapping
, Qmeta
))
3598 return meta_modifier
;
3599 if (EQ (key_mapping
, Qalt
))
3600 return alt_modifier
;
3601 if (EQ (key_mapping
, Qctrl
))
3602 return ctrl_modifier
;
3603 if (EQ (key_mapping
, Qcontrol
)) /* synonym for ctrl */
3604 return ctrl_modifier
;
3605 if (EQ (key_mapping
, Qshift
))
3606 return shift_modifier
;
3608 /* Don't generate any modifier if not explicitly requested. */
3613 w32_get_modifiers ()
3615 return ((modifier_set (VK_SHIFT
) ? shift_modifier
: 0) |
3616 (modifier_set (VK_CONTROL
) ? ctrl_modifier
: 0) |
3617 (modifier_set (VK_LWIN
) ? w32_key_to_modifier (VK_LWIN
) : 0) |
3618 (modifier_set (VK_RWIN
) ? w32_key_to_modifier (VK_RWIN
) : 0) |
3619 (modifier_set (VK_APPS
) ? w32_key_to_modifier (VK_APPS
) : 0) |
3620 (modifier_set (VK_SCROLL
) ? w32_key_to_modifier (VK_SCROLL
) : 0) |
3621 (modifier_set (VK_MENU
) ?
3622 ((NILP (Vw32_alt_is_meta
)) ? alt_modifier
: meta_modifier
) : 0));
3625 /* We map the VK_* modifiers into console modifier constants
3626 so that we can use the same routines to handle both console
3627 and window input. */
3630 construct_console_modifiers ()
3635 mods
|= (modifier_set (VK_SHIFT
)) ? SHIFT_PRESSED
: 0;
3636 mods
|= (modifier_set (VK_CAPITAL
)) ? CAPSLOCK_ON
: 0;
3637 mods
|= (modifier_set (VK_SCROLL
)) ? SCROLLLOCK_ON
: 0;
3638 mods
|= (modifier_set (VK_NUMLOCK
)) ? NUMLOCK_ON
: 0;
3639 mods
|= (modifier_set (VK_LCONTROL
)) ? LEFT_CTRL_PRESSED
: 0;
3640 mods
|= (modifier_set (VK_RCONTROL
)) ? RIGHT_CTRL_PRESSED
: 0;
3641 mods
|= (modifier_set (VK_LMENU
)) ? LEFT_ALT_PRESSED
: 0;
3642 mods
|= (modifier_set (VK_RMENU
)) ? RIGHT_ALT_PRESSED
: 0;
3643 mods
|= (modifier_set (VK_LWIN
)) ? LEFT_WIN_PRESSED
: 0;
3644 mods
|= (modifier_set (VK_RWIN
)) ? RIGHT_WIN_PRESSED
: 0;
3645 mods
|= (modifier_set (VK_APPS
)) ? APPS_PRESSED
: 0;
3651 w32_get_key_modifiers (unsigned int wparam
, unsigned int lparam
)
3655 /* Convert to emacs modifiers. */
3656 mods
= w32_kbd_mods_to_emacs (construct_console_modifiers (), wparam
);
3662 map_keypad_keys (unsigned int virt_key
, unsigned int extended
)
3664 if (virt_key
< VK_CLEAR
|| virt_key
> VK_DELETE
)
3667 if (virt_key
== VK_RETURN
)
3668 return (extended
? VK_NUMPAD_ENTER
: VK_RETURN
);
3670 if (virt_key
>= VK_PRIOR
&& virt_key
<= VK_DOWN
)
3671 return (!extended
? (VK_NUMPAD_PRIOR
+ (virt_key
- VK_PRIOR
)) : virt_key
);
3673 if (virt_key
== VK_INSERT
|| virt_key
== VK_DELETE
)
3674 return (!extended
? (VK_NUMPAD_INSERT
+ (virt_key
- VK_INSERT
)) : virt_key
);
3676 if (virt_key
== VK_CLEAR
)
3677 return (!extended
? VK_NUMPAD_CLEAR
: virt_key
);
3682 /* List of special key combinations which w32 would normally capture,
3683 but emacs should grab instead. Not directly visible to lisp, to
3684 simplify synchronization. Each item is an integer encoding a virtual
3685 key code and modifier combination to capture. */
3686 Lisp_Object w32_grabbed_keys
;
3688 #define HOTKEY(vk,mods) make_number (((vk) & 255) | ((mods) << 8))
3689 #define HOTKEY_ID(k) (XFASTINT (k) & 0xbfff)
3690 #define HOTKEY_VK_CODE(k) (XFASTINT (k) & 255)
3691 #define HOTKEY_MODIFIERS(k) (XFASTINT (k) >> 8)
3693 /* Register hot-keys for reserved key combinations when Emacs has
3694 keyboard focus, since this is the only way Emacs can receive key
3695 combinations like Alt-Tab which are used by the system. */
3698 register_hot_keys (hwnd
)
3701 Lisp_Object keylist
;
3703 /* Use GC_CONSP, since we are called asynchronously. */
3704 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3706 Lisp_Object key
= XCAR (keylist
);
3708 /* Deleted entries get set to nil. */
3709 if (!INTEGERP (key
))
3712 RegisterHotKey (hwnd
, HOTKEY_ID (key
),
3713 HOTKEY_MODIFIERS (key
), HOTKEY_VK_CODE (key
));
3718 unregister_hot_keys (hwnd
)
3721 Lisp_Object keylist
;
3723 /* Use GC_CONSP, since we are called asynchronously. */
3724 for (keylist
= w32_grabbed_keys
; GC_CONSP (keylist
); keylist
= XCDR (keylist
))
3726 Lisp_Object key
= XCAR (keylist
);
3728 if (!INTEGERP (key
))
3731 UnregisterHotKey (hwnd
, HOTKEY_ID (key
));
3735 /* Main message dispatch loop. */
3738 w32_msg_pump (deferred_msg
* msg_buf
)
3744 msh_mousewheel
= RegisterWindowMessage (MSH_MOUSEWHEEL
);
3746 while (GetMessage (&msg
, NULL
, 0, 0))
3748 if (msg
.hwnd
== NULL
)
3750 switch (msg
.message
)
3753 /* Produced by complete_deferred_msg; just ignore. */
3755 case WM_EMACS_CREATEWINDOW
:
3756 w32_createwindow ((struct frame
*) msg
.wParam
);
3757 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3760 case WM_EMACS_SETLOCALE
:
3761 SetThreadLocale (msg
.wParam
);
3762 /* Reply is not expected. */
3764 case WM_EMACS_SETKEYBOARDLAYOUT
:
3765 result
= (int) ActivateKeyboardLayout ((HKL
) msg
.wParam
, 0);
3766 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3770 case WM_EMACS_REGISTER_HOT_KEY
:
3771 focus_window
= GetFocus ();
3772 if (focus_window
!= NULL
)
3773 RegisterHotKey (focus_window
,
3774 HOTKEY_ID (msg
.wParam
),
3775 HOTKEY_MODIFIERS (msg
.wParam
),
3776 HOTKEY_VK_CODE (msg
.wParam
));
3777 /* Reply is not expected. */
3779 case WM_EMACS_UNREGISTER_HOT_KEY
:
3780 focus_window
= GetFocus ();
3781 if (focus_window
!= NULL
)
3782 UnregisterHotKey (focus_window
, HOTKEY_ID (msg
.wParam
));
3783 /* Mark item as erased. NB: this code must be
3784 thread-safe. The next line is okay because the cons
3785 cell is never made into garbage and is not relocated by
3787 XCAR ((Lisp_Object
) msg
.lParam
) = Qnil
;
3788 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3791 case WM_EMACS_TOGGLE_LOCK_KEY
:
3793 int vk_code
= (int) msg
.wParam
;
3794 int cur_state
= (GetKeyState (vk_code
) & 1);
3795 Lisp_Object new_state
= (Lisp_Object
) msg
.lParam
;
3797 /* NB: This code must be thread-safe. It is safe to
3798 call NILP because symbols are not relocated by GC,
3799 and pointer here is not touched by GC (so the markbit
3800 can't be set). Numbers are safe because they are
3801 immediate values. */
3802 if (NILP (new_state
)
3803 || (NUMBERP (new_state
)
3804 && ((XUINT (new_state
)) & 1) != cur_state
))
3806 one_w32_display_info
.faked_key
= vk_code
;
3808 keybd_event ((BYTE
) vk_code
,
3809 (BYTE
) MapVirtualKey (vk_code
, 0),
3810 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3811 keybd_event ((BYTE
) vk_code
,
3812 (BYTE
) MapVirtualKey (vk_code
, 0),
3813 KEYEVENTF_EXTENDEDKEY
| 0, 0);
3814 keybd_event ((BYTE
) vk_code
,
3815 (BYTE
) MapVirtualKey (vk_code
, 0),
3816 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
3817 cur_state
= !cur_state
;
3819 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
,
3825 DebPrint (("msg %x not expected by w32_msg_pump\n", msg
.message
));
3830 DispatchMessage (&msg
);
3833 /* Exit nested loop when our deferred message has completed. */
3834 if (msg_buf
->completed
)
3839 deferred_msg
* deferred_msg_head
;
3841 static deferred_msg
*
3842 find_deferred_msg (HWND hwnd
, UINT msg
)
3844 deferred_msg
* item
;
3846 /* Don't actually need synchronization for read access, since
3847 modification of single pointer is always atomic. */
3848 /* enter_crit (); */
3850 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
3851 if (item
->w32msg
.msg
.hwnd
== hwnd
3852 && item
->w32msg
.msg
.message
== msg
)
3855 /* leave_crit (); */
3861 send_deferred_msg (deferred_msg
* msg_buf
,
3867 /* Only input thread can send deferred messages. */
3868 if (GetCurrentThreadId () != dwWindowsThreadId
)
3871 /* It is an error to send a message that is already deferred. */
3872 if (find_deferred_msg (hwnd
, msg
) != NULL
)
3875 /* Enforced synchronization is not needed because this is the only
3876 function that alters deferred_msg_head, and the following critical
3877 section is guaranteed to only be serially reentered (since only the
3878 input thread can call us). */
3880 /* enter_crit (); */
3882 msg_buf
->completed
= 0;
3883 msg_buf
->next
= deferred_msg_head
;
3884 deferred_msg_head
= msg_buf
;
3885 my_post_msg (&msg_buf
->w32msg
, hwnd
, msg
, wParam
, lParam
);
3887 /* leave_crit (); */
3889 /* Start a new nested message loop to process other messages until
3890 this one is completed. */
3891 w32_msg_pump (msg_buf
);
3893 deferred_msg_head
= msg_buf
->next
;
3895 return msg_buf
->result
;
3899 complete_deferred_msg (HWND hwnd
, UINT msg
, LRESULT result
)
3901 deferred_msg
* msg_buf
= find_deferred_msg (hwnd
, msg
);
3903 if (msg_buf
== NULL
)
3904 /* Message may have been cancelled, so don't abort(). */
3907 msg_buf
->result
= result
;
3908 msg_buf
->completed
= 1;
3910 /* Ensure input thread is woken so it notices the completion. */
3911 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
3915 cancel_all_deferred_msgs ()
3917 deferred_msg
* item
;
3919 /* Don't actually need synchronization for read access, since
3920 modification of single pointer is always atomic. */
3921 /* enter_crit (); */
3923 for (item
= deferred_msg_head
; item
!= NULL
; item
= item
->next
)
3926 item
->completed
= 1;
3929 /* leave_crit (); */
3931 /* Ensure input thread is woken so it notices the completion. */
3932 PostThreadMessage (dwWindowsThreadId
, WM_NULL
, 0, 0);
3940 deferred_msg dummy_buf
;
3942 /* Ensure our message queue is created */
3944 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
3946 if (!PostThreadMessage (dwMainThreadId
, WM_EMACS_DONE
, 0, 0))
3949 memset (&dummy_buf
, 0, sizeof (dummy_buf
));
3950 dummy_buf
.w32msg
.msg
.hwnd
= NULL
;
3951 dummy_buf
.w32msg
.msg
.message
= WM_NULL
;
3953 /* This is the inital message loop which should only exit when the
3954 application quits. */
3955 w32_msg_pump (&dummy_buf
);
3961 post_character_message (hwnd
, msg
, wParam
, lParam
, modifiers
)
3971 wmsg
.dwModifiers
= modifiers
;
3973 /* Detect quit_char and set quit-flag directly. Note that we
3974 still need to post a message to ensure the main thread will be
3975 woken up if blocked in sys_select(), but we do NOT want to post
3976 the quit_char message itself (because it will usually be as if
3977 the user had typed quit_char twice). Instead, we post a dummy
3978 message that has no particular effect. */
3981 if (isalpha (c
) && wmsg
.dwModifiers
== ctrl_modifier
)
3982 c
= make_ctrl_char (c
) & 0377;
3984 || (wmsg
.dwModifiers
== 0 &&
3985 XFASTINT (Vw32_quit_key
) && wParam
== XFASTINT (Vw32_quit_key
)))
3989 /* The choice of message is somewhat arbitrary, as long as
3990 the main thread handler just ignores it. */
3993 /* Interrupt any blocking system calls. */
3996 /* As a safety precaution, forcibly complete any deferred
3997 messages. This is a kludge, but I don't see any particularly
3998 clean way to handle the situation where a deferred message is
3999 "dropped" in the lisp thread, and will thus never be
4000 completed, eg. by the user trying to activate the menubar
4001 when the lisp thread is busy, and then typing C-g when the
4002 menubar doesn't open promptly (with the result that the
4003 menubar never responds at all because the deferred
4004 WM_INITMENU message is never completed). Another problem
4005 situation is when the lisp thread calls SendMessage (to send
4006 a window manager command) when a message has been deferred;
4007 the lisp thread gets blocked indefinitely waiting for the
4008 deferred message to be completed, which itself is waiting for
4009 the lisp thread to respond.
4011 Note that we don't want to block the input thread waiting for
4012 a reponse from the lisp thread (although that would at least
4013 solve the deadlock problem above), because we want to be able
4014 to receive C-g to interrupt the lisp thread. */
4015 cancel_all_deferred_msgs ();
4019 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4022 /* Main window procedure */
4025 w32_wnd_proc (hwnd
, msg
, wParam
, lParam
)
4032 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4034 int windows_translate
;
4037 /* Note that it is okay to call x_window_to_frame, even though we are
4038 not running in the main lisp thread, because frame deletion
4039 requires the lisp thread to synchronize with this thread. Thus, if
4040 a frame struct is returned, it can be used without concern that the
4041 lisp thread might make it disappear while we are using it.
4043 NB. Walking the frame list in this thread is safe (as long as
4044 writes of Lisp_Object slots are atomic, which they are on Windows).
4045 Although delete-frame can destructively modify the frame list while
4046 we are walking it, a garbage collection cannot occur until after
4047 delete-frame has synchronized with this thread.
4049 It is also safe to use functions that make GDI calls, such as
4050 w32_clear_rect, because these functions must obtain a DC handle
4051 from the frame struct using get_frame_dc which is thread-aware. */
4056 f
= x_window_to_frame (dpyinfo
, hwnd
);
4059 HDC hdc
= get_frame_dc (f
);
4060 GetUpdateRect (hwnd
, &wmsg
.rect
, FALSE
);
4061 w32_clear_rect (f
, hdc
, &wmsg
.rect
);
4062 release_frame_dc (f
, hdc
);
4064 #if defined (W32_DEBUG_DISPLAY)
4065 DebPrint (("WM_ERASEBKGND (frame %p): erasing %d,%d-%d,%d\n",
4067 wmsg
.rect
.left
, wmsg
.rect
.top
,
4068 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4069 #endif /* W32_DEBUG_DISPLAY */
4072 case WM_PALETTECHANGED
:
4073 /* ignore our own changes */
4074 if ((HWND
)wParam
!= hwnd
)
4076 f
= x_window_to_frame (dpyinfo
, hwnd
);
4078 /* get_frame_dc will realize our palette and force all
4079 frames to be redrawn if needed. */
4080 release_frame_dc (f
, get_frame_dc (f
));
4085 PAINTSTRUCT paintStruct
;
4088 f
= x_window_to_frame (dpyinfo
, hwnd
);
4091 DebPrint (("WM_PAINT received for unknown window %p\n", hwnd
));
4095 /* MSDN Docs say not to call BeginPaint if GetUpdateRect
4096 fails. Apparently this can happen under some
4098 if (!w32_strict_painting
|| GetUpdateRect (hwnd
, &update_rect
, FALSE
))
4101 BeginPaint (hwnd
, &paintStruct
);
4103 if (w32_strict_painting
)
4104 /* The rectangles returned by GetUpdateRect and BeginPaint
4105 do not always match. GetUpdateRect seems to be the
4106 more reliable of the two. */
4107 wmsg
.rect
= update_rect
;
4109 wmsg
.rect
= paintStruct
.rcPaint
;
4111 #if defined (W32_DEBUG_DISPLAY)
4112 DebPrint (("WM_PAINT (frame %p): painting %d,%d-%d,%d\n",
4114 wmsg
.rect
.left
, wmsg
.rect
.top
,
4115 wmsg
.rect
.right
, wmsg
.rect
.bottom
));
4116 DebPrint ((" [update region is %d,%d-%d,%d]\n",
4117 update_rect
.left
, update_rect
.top
,
4118 update_rect
.right
, update_rect
.bottom
));
4120 EndPaint (hwnd
, &paintStruct
);
4123 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4128 /* If GetUpdateRect returns 0 (meaning there is no update
4129 region), assume the whole window needs to be repainted. */
4130 GetClientRect(hwnd
, &wmsg
.rect
);
4131 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4135 case WM_INPUTLANGCHANGE
:
4136 /* Inform lisp thread of keyboard layout changes. */
4137 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4139 /* Clear dead keys in the keyboard state; for simplicity only
4140 preserve modifier key states. */
4145 GetKeyboardState (keystate
);
4146 for (i
= 0; i
< 256; i
++)
4163 SetKeyboardState (keystate
);
4168 /* Synchronize hot keys with normal input. */
4169 PostMessage (hwnd
, WM_KEYDOWN
, HIWORD (lParam
), 0);
4174 record_keyup (wParam
, lParam
);
4179 /* Ignore keystrokes we fake ourself; see below. */
4180 if (dpyinfo
->faked_key
== wParam
)
4182 dpyinfo
->faked_key
= 0;
4183 /* Make sure TranslateMessage sees them though (as long as
4184 they don't produce WM_CHAR messages). This ensures that
4185 indicator lights are toggled promptly on Windows 9x, for
4187 if (lispy_function_keys
[wParam
] != 0)
4189 windows_translate
= 1;
4195 /* Synchronize modifiers with current keystroke. */
4197 record_keydown (wParam
, lParam
);
4198 wParam
= map_keypad_keys (wParam
, (lParam
& 0x1000000L
) != 0);
4200 windows_translate
= 0;
4205 if (NILP (Vw32_pass_lwindow_to_system
))
4207 /* Prevent system from acting on keyup (which opens the
4208 Start menu if no other key was pressed) by simulating a
4209 press of Space which we will ignore. */
4210 if (GetAsyncKeyState (wParam
) & 1)
4212 if (NUMBERP (Vw32_phantom_key_code
))
4213 key
= XUINT (Vw32_phantom_key_code
) & 255;
4216 dpyinfo
->faked_key
= key
;
4217 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4220 if (!NILP (Vw32_lwindow_modifier
))
4224 if (NILP (Vw32_pass_rwindow_to_system
))
4226 if (GetAsyncKeyState (wParam
) & 1)
4228 if (NUMBERP (Vw32_phantom_key_code
))
4229 key
= XUINT (Vw32_phantom_key_code
) & 255;
4232 dpyinfo
->faked_key
= key
;
4233 keybd_event (key
, (BYTE
) MapVirtualKey (key
, 0), 0, 0);
4236 if (!NILP (Vw32_rwindow_modifier
))
4240 if (!NILP (Vw32_apps_modifier
))
4244 if (NILP (Vw32_pass_alt_to_system
))
4245 /* Prevent DefWindowProc from activating the menu bar if an
4246 Alt key is pressed and released by itself. */
4248 windows_translate
= 1;
4251 /* Decide whether to treat as modifier or function key. */
4252 if (NILP (Vw32_enable_caps_lock
))
4253 goto disable_lock_key
;
4254 windows_translate
= 1;
4257 /* Decide whether to treat as modifier or function key. */
4258 if (NILP (Vw32_enable_num_lock
))
4259 goto disable_lock_key
;
4260 windows_translate
= 1;
4263 /* Decide whether to treat as modifier or function key. */
4264 if (NILP (Vw32_scroll_lock_modifier
))
4265 goto disable_lock_key
;
4266 windows_translate
= 1;
4269 /* Ensure the appropriate lock key state (and indicator light)
4270 remains in the same state. We do this by faking another
4271 press of the relevant key. Apparently, this really is the
4272 only way to toggle the state of the indicator lights. */
4273 dpyinfo
->faked_key
= wParam
;
4274 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4275 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4276 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4277 KEYEVENTF_EXTENDEDKEY
| 0, 0);
4278 keybd_event ((BYTE
) wParam
, (BYTE
) MapVirtualKey (wParam
, 0),
4279 KEYEVENTF_EXTENDEDKEY
| KEYEVENTF_KEYUP
, 0);
4280 /* Ensure indicator lights are updated promptly on Windows 9x
4281 (TranslateMessage apparently does this), after forwarding
4283 post_character_message (hwnd
, msg
, wParam
, lParam
,
4284 w32_get_key_modifiers (wParam
, lParam
));
4285 windows_translate
= 1;
4289 case VK_PROCESSKEY
: /* Generated by IME. */
4290 windows_translate
= 1;
4293 /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL,
4294 which is confusing for purposes of key binding; convert
4295 VK_CANCEL events into VK_PAUSE events. */
4299 /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing
4300 for purposes of key binding; convert these back into
4301 VK_NUMLOCK events, at least when we want to see NumLock key
4302 presses. (Note that there is never any possibility that
4303 VK_PAUSE with Ctrl really is C-Pause as per above.) */
4304 if (NILP (Vw32_enable_num_lock
) && modifier_set (VK_CONTROL
))
4305 wParam
= VK_NUMLOCK
;
4308 /* If not defined as a function key, change it to a WM_CHAR message. */
4309 if (lispy_function_keys
[wParam
] == 0)
4311 DWORD modifiers
= construct_console_modifiers ();
4313 if (!NILP (Vw32_recognize_altgr
)
4314 && modifier_set (VK_LCONTROL
) && modifier_set (VK_RMENU
))
4316 /* Always let TranslateMessage handle AltGr key chords;
4317 for some reason, ToAscii doesn't always process AltGr
4318 chords correctly. */
4319 windows_translate
= 1;
4321 else if ((modifiers
& (~SHIFT_PRESSED
& ~CAPSLOCK_ON
)) != 0)
4323 /* Handle key chords including any modifiers other
4324 than shift directly, in order to preserve as much
4325 modifier information as possible. */
4326 if ('A' <= wParam
&& wParam
<= 'Z')
4328 /* Don't translate modified alphabetic keystrokes,
4329 so the user doesn't need to constantly switch
4330 layout to type control or meta keystrokes when
4331 the normal layout translates alphabetic
4332 characters to non-ascii characters. */
4333 if (!modifier_set (VK_SHIFT
))
4334 wParam
+= ('a' - 'A');
4339 /* Try to handle other keystrokes by determining the
4340 base character (ie. translating the base key plus
4344 KEY_EVENT_RECORD key
;
4346 key
.bKeyDown
= TRUE
;
4347 key
.wRepeatCount
= 1;
4348 key
.wVirtualKeyCode
= wParam
;
4349 key
.wVirtualScanCode
= (lParam
& 0xFF0000) >> 16;
4350 key
.uChar
.AsciiChar
= 0;
4351 key
.dwControlKeyState
= modifiers
;
4353 add
= w32_kbd_patch_key (&key
);
4354 /* 0 means an unrecognised keycode, negative means
4355 dead key. Ignore both. */
4358 /* Forward asciified character sequence. */
4359 post_character_message
4360 (hwnd
, WM_CHAR
, key
.uChar
.AsciiChar
, lParam
,
4361 w32_get_key_modifiers (wParam
, lParam
));
4362 w32_kbd_patch_key (&key
);
4369 /* Let TranslateMessage handle everything else. */
4370 windows_translate
= 1;
4376 if (windows_translate
)
4378 MSG windows_msg
= { hwnd
, msg
, wParam
, lParam
, 0, {0,0} };
4380 windows_msg
.time
= GetMessageTime ();
4381 TranslateMessage (&windows_msg
);
4389 post_character_message (hwnd
, msg
, wParam
, lParam
,
4390 w32_get_key_modifiers (wParam
, lParam
));
4393 /* Simulate middle mouse button events when left and right buttons
4394 are used together, but only if user has two button mouse. */
4395 case WM_LBUTTONDOWN
:
4396 case WM_RBUTTONDOWN
:
4397 if (XINT (Vw32_num_mouse_buttons
) > 2)
4398 goto handle_plain_button
;
4401 int this = (msg
== WM_LBUTTONDOWN
) ? LMOUSE
: RMOUSE
;
4402 int other
= (msg
== WM_LBUTTONDOWN
) ? RMOUSE
: LMOUSE
;
4404 if (button_state
& this)
4407 if (button_state
== 0)
4410 button_state
|= this;
4412 if (button_state
& other
)
4414 if (mouse_button_timer
)
4416 KillTimer (hwnd
, mouse_button_timer
);
4417 mouse_button_timer
= 0;
4419 /* Generate middle mouse event instead. */
4420 msg
= WM_MBUTTONDOWN
;
4421 button_state
|= MMOUSE
;
4423 else if (button_state
& MMOUSE
)
4425 /* Ignore button event if we've already generated a
4426 middle mouse down event. This happens if the
4427 user releases and press one of the two buttons
4428 after we've faked a middle mouse event. */
4433 /* Flush out saved message. */
4434 post_msg (&saved_mouse_button_msg
);
4436 wmsg
.dwModifiers
= w32_get_modifiers ();
4437 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4439 /* Clear message buffer. */
4440 saved_mouse_button_msg
.msg
.hwnd
= 0;
4444 /* Hold onto message for now. */
4445 mouse_button_timer
=
4446 SetTimer (hwnd
, MOUSE_BUTTON_ID
,
4447 XINT (Vw32_mouse_button_tolerance
), NULL
);
4448 saved_mouse_button_msg
.msg
.hwnd
= hwnd
;
4449 saved_mouse_button_msg
.msg
.message
= msg
;
4450 saved_mouse_button_msg
.msg
.wParam
= wParam
;
4451 saved_mouse_button_msg
.msg
.lParam
= lParam
;
4452 saved_mouse_button_msg
.msg
.time
= GetMessageTime ();
4453 saved_mouse_button_msg
.dwModifiers
= w32_get_modifiers ();
4460 if (XINT (Vw32_num_mouse_buttons
) > 2)
4461 goto handle_plain_button
;
4464 int this = (msg
== WM_LBUTTONUP
) ? LMOUSE
: RMOUSE
;
4465 int other
= (msg
== WM_LBUTTONUP
) ? RMOUSE
: LMOUSE
;
4467 if ((button_state
& this) == 0)
4470 button_state
&= ~this;
4472 if (button_state
& MMOUSE
)
4474 /* Only generate event when second button is released. */
4475 if ((button_state
& other
) == 0)
4478 button_state
&= ~MMOUSE
;
4480 if (button_state
) abort ();
4487 /* Flush out saved message if necessary. */
4488 if (saved_mouse_button_msg
.msg
.hwnd
)
4490 post_msg (&saved_mouse_button_msg
);
4493 wmsg
.dwModifiers
= w32_get_modifiers ();
4494 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4496 /* Always clear message buffer and cancel timer. */
4497 saved_mouse_button_msg
.msg
.hwnd
= 0;
4498 KillTimer (hwnd
, mouse_button_timer
);
4499 mouse_button_timer
= 0;
4501 if (button_state
== 0)
4506 case WM_MBUTTONDOWN
:
4508 handle_plain_button
:
4513 if (parse_button (msg
, &button
, &up
))
4515 if (up
) ReleaseCapture ();
4516 else SetCapture (hwnd
);
4517 button
= (button
== 0) ? LMOUSE
:
4518 ((button
== 1) ? MMOUSE
: RMOUSE
);
4520 button_state
&= ~button
;
4522 button_state
|= button
;
4526 wmsg
.dwModifiers
= w32_get_modifiers ();
4527 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4532 if (XINT (Vw32_mouse_move_interval
) <= 0
4533 || (msg
== WM_MOUSEMOVE
&& button_state
== 0))
4535 wmsg
.dwModifiers
= w32_get_modifiers ();
4536 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4540 /* Hang onto mouse move and scroll messages for a bit, to avoid
4541 sending such events to Emacs faster than it can process them.
4542 If we get more events before the timer from the first message
4543 expires, we just replace the first message. */
4545 if (saved_mouse_move_msg
.msg
.hwnd
== 0)
4547 SetTimer (hwnd
, MOUSE_MOVE_ID
,
4548 XINT (Vw32_mouse_move_interval
), NULL
);
4550 /* Hold onto message for now. */
4551 saved_mouse_move_msg
.msg
.hwnd
= hwnd
;
4552 saved_mouse_move_msg
.msg
.message
= msg
;
4553 saved_mouse_move_msg
.msg
.wParam
= wParam
;
4554 saved_mouse_move_msg
.msg
.lParam
= lParam
;
4555 saved_mouse_move_msg
.msg
.time
= GetMessageTime ();
4556 saved_mouse_move_msg
.dwModifiers
= w32_get_modifiers ();
4561 wmsg
.dwModifiers
= w32_get_modifiers ();
4562 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4566 wmsg
.dwModifiers
= w32_get_modifiers ();
4567 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4571 /* Flush out saved messages if necessary. */
4572 if (wParam
== mouse_button_timer
)
4574 if (saved_mouse_button_msg
.msg
.hwnd
)
4576 post_msg (&saved_mouse_button_msg
);
4577 saved_mouse_button_msg
.msg
.hwnd
= 0;
4579 KillTimer (hwnd
, mouse_button_timer
);
4580 mouse_button_timer
= 0;
4582 else if (wParam
== mouse_move_timer
)
4584 if (saved_mouse_move_msg
.msg
.hwnd
)
4586 post_msg (&saved_mouse_move_msg
);
4587 saved_mouse_move_msg
.msg
.hwnd
= 0;
4589 KillTimer (hwnd
, mouse_move_timer
);
4590 mouse_move_timer
= 0;
4595 /* Windows doesn't send us focus messages when putting up and
4596 taking down a system popup dialog as for Ctrl-Alt-Del on Windows 95.
4597 The only indication we get that something happened is receiving
4598 this message afterwards. So this is a good time to reset our
4599 keyboard modifiers' state. */
4606 /* We must ensure menu bar is fully constructed and up to date
4607 before allowing user interaction with it. To achieve this
4608 we send this message to the lisp thread and wait for a
4609 reply (whose value is not actually needed) to indicate that
4610 the menu bar is now ready for use, so we can now return.
4612 To remain responsive in the meantime, we enter a nested message
4613 loop that can process all other messages.
4615 However, we skip all this if the message results from calling
4616 TrackPopupMenu - in fact, we must NOT attempt to send the lisp
4617 thread a message because it is blocked on us at this point. We
4618 set menubar_active before calling TrackPopupMenu to indicate
4619 this (there is no possibility of confusion with real menubar
4622 f
= x_window_to_frame (dpyinfo
, hwnd
);
4624 && (f
->output_data
.w32
->menubar_active
4625 /* We can receive this message even in the absence of a
4626 menubar (ie. when the system menu is activated) - in this
4627 case we do NOT want to forward the message, otherwise it
4628 will cause the menubar to suddenly appear when the user
4629 had requested it to be turned off! */
4630 || f
->output_data
.w32
->menubar_widget
== NULL
))
4634 deferred_msg msg_buf
;
4636 /* Detect if message has already been deferred; in this case
4637 we cannot return any sensible value to ignore this. */
4638 if (find_deferred_msg (hwnd
, msg
) != NULL
)
4641 return send_deferred_msg (&msg_buf
, hwnd
, msg
, wParam
, lParam
);
4644 case WM_EXITMENULOOP
:
4645 f
= x_window_to_frame (dpyinfo
, hwnd
);
4647 /* Indicate that menubar can be modified again. */
4649 f
->output_data
.w32
->menubar_active
= 0;
4653 wmsg
.dwModifiers
= w32_get_modifiers ();
4654 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4657 case WM_MEASUREITEM
:
4658 f
= x_window_to_frame (dpyinfo
, hwnd
);
4661 MEASUREITEMSTRUCT
* pMis
= (MEASUREITEMSTRUCT
*) lParam
;
4663 if (pMis
->CtlType
== ODT_MENU
)
4665 /* Work out dimensions for popup menu titles. */
4666 char * title
= (char *) pMis
->itemData
;
4667 HDC hdc
= GetDC (hwnd
);
4668 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4669 LOGFONT menu_logfont
;
4673 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4674 menu_logfont
.lfWeight
= FW_BOLD
;
4675 menu_font
= CreateFontIndirect (&menu_logfont
);
4676 old_font
= SelectObject (hdc
, menu_font
);
4678 pMis
->itemHeight
= GetSystemMetrics (SM_CYMENUSIZE
);
4681 GetTextExtentPoint32 (hdc
, title
, strlen (title
), &size
);
4682 pMis
->itemWidth
= size
.cx
;
4683 if (pMis
->itemHeight
< size
.cy
)
4684 pMis
->itemHeight
= size
.cy
;
4687 pMis
->itemWidth
= 0;
4689 SelectObject (hdc
, old_font
);
4690 DeleteObject (menu_font
);
4691 ReleaseDC (hwnd
, hdc
);
4698 f
= x_window_to_frame (dpyinfo
, hwnd
);
4701 DRAWITEMSTRUCT
* pDis
= (DRAWITEMSTRUCT
*) lParam
;
4703 if (pDis
->CtlType
== ODT_MENU
)
4705 /* Draw popup menu title. */
4706 char * title
= (char *) pDis
->itemData
;
4709 HDC hdc
= pDis
->hDC
;
4710 HFONT menu_font
= GetCurrentObject (hdc
, OBJ_FONT
);
4711 LOGFONT menu_logfont
;
4714 GetObject (menu_font
, sizeof (menu_logfont
), &menu_logfont
);
4715 menu_logfont
.lfWeight
= FW_BOLD
;
4716 menu_font
= CreateFontIndirect (&menu_logfont
);
4717 old_font
= SelectObject (hdc
, menu_font
);
4719 /* Always draw title as if not selected. */
4722 + GetSystemMetrics (SM_CXMENUCHECK
),
4724 ETO_OPAQUE
, &pDis
->rcItem
,
4725 title
, strlen (title
), NULL
);
4727 SelectObject (hdc
, old_font
);
4728 DeleteObject (menu_font
);
4736 /* Still not right - can't distinguish between clicks in the
4737 client area of the frame from clicks forwarded from the scroll
4738 bars - may have to hook WM_NCHITTEST to remember the mouse
4739 position and then check if it is in the client area ourselves. */
4740 case WM_MOUSEACTIVATE
:
4741 /* Discard the mouse click that activates a frame, allowing the
4742 user to click anywhere without changing point (or worse!).
4743 Don't eat mouse clicks on scrollbars though!! */
4744 if (LOWORD (lParam
) == HTCLIENT
)
4745 return MA_ACTIVATEANDEAT
;
4749 case WM_ACTIVATEAPP
:
4751 case WM_WINDOWPOSCHANGED
:
4753 /* Inform lisp thread that a frame might have just been obscured
4754 or exposed, so should recheck visibility of all frames. */
4755 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4759 dpyinfo
->faked_key
= 0;
4761 register_hot_keys (hwnd
);
4764 unregister_hot_keys (hwnd
);
4771 wmsg
.dwModifiers
= w32_get_modifiers ();
4772 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4776 wmsg
.dwModifiers
= w32_get_modifiers ();
4777 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4780 case WM_WINDOWPOSCHANGING
:
4783 LPWINDOWPOS lppos
= (WINDOWPOS
*) lParam
;
4785 wp
.length
= sizeof (WINDOWPLACEMENT
);
4786 GetWindowPlacement (hwnd
, &wp
);
4788 if (wp
.showCmd
!= SW_SHOWMINIMIZED
&& (lppos
->flags
& SWP_NOSIZE
) == 0)
4795 DWORD internal_border
;
4796 DWORD scrollbar_extra
;
4799 wp
.length
= sizeof(wp
);
4800 GetWindowRect (hwnd
, &wr
);
4804 font_width
= GetWindowLong (hwnd
, WND_FONTWIDTH_INDEX
);
4805 line_height
= GetWindowLong (hwnd
, WND_LINEHEIGHT_INDEX
);
4806 internal_border
= GetWindowLong (hwnd
, WND_BORDER_INDEX
);
4807 scrollbar_extra
= GetWindowLong (hwnd
, WND_SCROLLBAR_INDEX
);
4811 memset (&rect
, 0, sizeof (rect
));
4812 AdjustWindowRect (&rect
, GetWindowLong (hwnd
, GWL_STYLE
),
4813 GetMenu (hwnd
) != NULL
);
4815 /* Force width and height of client area to be exact
4816 multiples of the character cell dimensions. */
4817 wdiff
= (lppos
->cx
- (rect
.right
- rect
.left
)
4818 - 2 * internal_border
- scrollbar_extra
)
4820 hdiff
= (lppos
->cy
- (rect
.bottom
- rect
.top
)
4821 - 2 * internal_border
)
4826 /* For right/bottom sizing we can just fix the sizes.
4827 However for top/left sizing we will need to fix the X
4828 and Y positions as well. */
4833 if (wp
.showCmd
!= SW_SHOWMAXIMIZED
4834 && (lppos
->flags
& SWP_NOMOVE
) == 0)
4836 if (lppos
->x
!= wr
.left
|| lppos
->y
!= wr
.top
)
4843 lppos
->flags
|= SWP_NOMOVE
;
4854 case WM_GETMINMAXINFO
:
4855 /* Hack to correct bug that allows Emacs frames to be resized
4856 below the Minimum Tracking Size. */
4857 ((LPMINMAXINFO
) lParam
)->ptMinTrackSize
.y
++;
4858 /* Hack to allow resizing the Emacs frame above the screen size.
4859 Note that Windows 9x limits coordinates to 16-bits. */
4860 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.x
= 32767;
4861 ((LPMINMAXINFO
) lParam
)->ptMaxTrackSize
.y
= 32767;
4864 case WM_EMACS_CREATESCROLLBAR
:
4865 return (LRESULT
) w32_createscrollbar ((struct frame
*) wParam
,
4866 (struct scroll_bar
*) lParam
);
4868 case WM_EMACS_SHOWWINDOW
:
4869 return ShowWindow ((HWND
) wParam
, (WPARAM
) lParam
);
4871 case WM_EMACS_SETFOREGROUND
:
4873 HWND foreground_window
;
4874 DWORD foreground_thread
, retval
;
4876 /* On NT 5.0, and apparently Windows 98, it is necessary to
4877 attach to the thread that currently has focus in order to
4878 pull the focus away from it. */
4879 foreground_window
= GetForegroundWindow ();
4880 foreground_thread
= GetWindowThreadProcessId (foreground_window
, NULL
);
4881 if (!foreground_window
4882 || foreground_thread
== GetCurrentThreadId ()
4883 || !AttachThreadInput (GetCurrentThreadId (),
4884 foreground_thread
, TRUE
))
4885 foreground_thread
= 0;
4887 retval
= SetForegroundWindow ((HWND
) wParam
);
4889 /* Detach from the previous foreground thread. */
4890 if (foreground_thread
)
4891 AttachThreadInput (GetCurrentThreadId (),
4892 foreground_thread
, FALSE
);
4897 case WM_EMACS_SETWINDOWPOS
:
4899 WINDOWPOS
* pos
= (WINDOWPOS
*) wParam
;
4900 return SetWindowPos (hwnd
, pos
->hwndInsertAfter
,
4901 pos
->x
, pos
->y
, pos
->cx
, pos
->cy
, pos
->flags
);
4904 case WM_EMACS_DESTROYWINDOW
:
4905 DragAcceptFiles ((HWND
) wParam
, FALSE
);
4906 return DestroyWindow ((HWND
) wParam
);
4908 case WM_EMACS_TRACKPOPUPMENU
:
4913 pos
= (POINT
*)lParam
;
4914 flags
= TPM_CENTERALIGN
;
4915 if (button_state
& LMOUSE
)
4916 flags
|= TPM_LEFTBUTTON
;
4917 else if (button_state
& RMOUSE
)
4918 flags
|= TPM_RIGHTBUTTON
;
4920 /* Remember we did a SetCapture on the initial mouse down event,
4921 so for safety, we make sure the capture is cancelled now. */
4925 /* Use menubar_active to indicate that WM_INITMENU is from
4926 TrackPopupMenu below, and should be ignored. */
4927 f
= x_window_to_frame (dpyinfo
, hwnd
);
4929 f
->output_data
.w32
->menubar_active
= 1;
4931 if (TrackPopupMenu ((HMENU
)wParam
, flags
, pos
->x
, pos
->y
,
4935 /* Eat any mouse messages during popupmenu */
4936 while (PeekMessage (&amsg
, hwnd
, WM_MOUSEFIRST
, WM_MOUSELAST
,
4938 /* Get the menu selection, if any */
4939 if (PeekMessage (&amsg
, hwnd
, WM_COMMAND
, WM_COMMAND
, PM_REMOVE
))
4941 retval
= LOWORD (amsg
.wParam
);
4957 /* Check for messages registered at runtime. */
4958 if (msg
== msh_mousewheel
)
4960 wmsg
.dwModifiers
= w32_get_modifiers ();
4961 my_post_msg (&wmsg
, hwnd
, msg
, wParam
, lParam
);
4966 return DefWindowProc (hwnd
, msg
, wParam
, lParam
);
4970 /* The most common default return code for handled messages is 0. */
4975 my_create_window (f
)
4980 if (!PostThreadMessage (dwWindowsThreadId
, WM_EMACS_CREATEWINDOW
, (WPARAM
)f
, 0))
4982 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
4985 /* Create and set up the w32 window for frame F. */
4988 w32_window (f
, window_prompting
, minibuffer_only
)
4990 long window_prompting
;
4991 int minibuffer_only
;
4995 /* Use the resource name as the top-level window name
4996 for looking up resources. Make a non-Lisp copy
4997 for the window manager, so GC relocation won't bother it.
4999 Elsewhere we specify the window name for the window manager. */
5002 char *str
= (char *) XSTRING (Vx_resource_name
)->data
;
5003 f
->namebuf
= (char *) xmalloc (strlen (str
) + 1);
5004 strcpy (f
->namebuf
, str
);
5007 my_create_window (f
);
5009 validate_x_resource_name ();
5011 /* x_set_name normally ignores requests to set the name if the
5012 requested name is the same as the current name. This is the one
5013 place where that assumption isn't correct; f->name is set, but
5014 the server hasn't been told. */
5017 int explicit = f
->explicit_name
;
5019 f
->explicit_name
= 0;
5022 x_set_name (f
, name
, explicit);
5027 if (!minibuffer_only
&& FRAME_EXTERNAL_MENU_BAR (f
))
5028 initialize_frame_menubar (f
);
5030 if (FRAME_W32_WINDOW (f
) == 0)
5031 error ("Unable to create window");
5034 /* Handle the icon stuff for this window. Perhaps later we might
5035 want an x_set_icon_position which can be called interactively as
5043 Lisp_Object icon_x
, icon_y
;
5045 /* Set the position of the icon. Note that Windows 95 groups all
5046 icons in the tray. */
5047 icon_x
= w32_get_arg (parms
, Qicon_left
, 0, 0, RES_TYPE_NUMBER
);
5048 icon_y
= w32_get_arg (parms
, Qicon_top
, 0, 0, RES_TYPE_NUMBER
);
5049 if (!EQ (icon_x
, Qunbound
) && !EQ (icon_y
, Qunbound
))
5051 CHECK_NUMBER (icon_x
, 0);
5052 CHECK_NUMBER (icon_y
, 0);
5054 else if (!EQ (icon_x
, Qunbound
) || !EQ (icon_y
, Qunbound
))
5055 error ("Both left and top icon corners of icon must be specified");
5059 if (! EQ (icon_x
, Qunbound
))
5060 x_wm_set_icon_position (f
, XINT (icon_x
), XINT (icon_y
));
5063 /* Start up iconic or window? */
5064 x_wm_set_window_state
5065 (f
, (EQ (w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
), Qicon
)
5069 x_text_icon (f
, (char *) XSTRING ((!NILP (f
->icon_name
)
5082 XGCValues gc_values
;
5086 /* Create the GC's of this frame.
5087 Note that many default values are used. */
5090 gc_values
.font
= f
->output_data
.w32
->font
;
5092 /* Cursor has cursor-color background, background-color foreground. */
5093 gc_values
.foreground
= FRAME_BACKGROUND_PIXEL (f
);
5094 gc_values
.background
= f
->output_data
.w32
->cursor_pixel
;
5095 f
->output_data
.w32
->cursor_gc
5096 = XCreateGC (NULL
, FRAME_W32_WINDOW (f
),
5097 (GCFont
| GCForeground
| GCBackground
),
5101 f
->output_data
.w32
->white_relief
.gc
= 0;
5102 f
->output_data
.w32
->black_relief
.gc
= 0;
5108 /* Handler for signals raised during x_create_frame and
5109 x_create_top_frame. FRAME is the frame which is partially
5113 unwind_create_frame (frame
)
5116 struct frame
*f
= XFRAME (frame
);
5118 /* If frame is ``official'', nothing to do. */
5119 if (!CONSP (Vframe_list
) || !EQ (XCAR (Vframe_list
), frame
))
5122 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5125 x_free_frame_resources (f
);
5127 /* Check that reference counts are indeed correct. */
5128 xassert (dpyinfo
->reference_count
== dpyinfo_refcount
);
5129 xassert (dpyinfo
->image_cache
->refcount
== image_cache_refcount
);
5138 DEFUN ("x-create-frame", Fx_create_frame
, Sx_create_frame
,
5140 "Make a new window, which is called a \"frame\" in Emacs terms.\n\
5141 Returns an Emacs frame object.\n\
5142 ALIST is an alist of frame parameters.\n\
5143 If the parameters specify that the frame should not have a minibuffer,\n\
5144 and do not specify a specific minibuffer window to use,\n\
5145 then `default-minibuffer-frame' must be a frame whose minibuffer can\n\
5146 be shared by the new frame.\n\
5148 This function is an internal primitive--use `make-frame' instead.")
5153 Lisp_Object frame
, tem
;
5155 int minibuffer_only
= 0;
5156 long window_prompting
= 0;
5158 int count
= BINDING_STACK_SIZE ();
5159 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
5160 Lisp_Object display
;
5161 struct w32_display_info
*dpyinfo
= NULL
;
5167 /* Use this general default value to start with
5168 until we know if this frame has a specified name. */
5169 Vx_resource_name
= Vinvocation_name
;
5171 display
= w32_get_arg (parms
, Qdisplay
, 0, 0, RES_TYPE_STRING
);
5172 if (EQ (display
, Qunbound
))
5174 dpyinfo
= check_x_display_info (display
);
5176 kb
= dpyinfo
->kboard
;
5178 kb
= &the_only_kboard
;
5181 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
5183 && ! EQ (name
, Qunbound
)
5185 error ("Invalid frame name--not a string or nil");
5188 Vx_resource_name
= name
;
5190 /* See if parent window is specified. */
5191 parent
= w32_get_arg (parms
, Qparent_id
, NULL
, NULL
, RES_TYPE_NUMBER
);
5192 if (EQ (parent
, Qunbound
))
5194 if (! NILP (parent
))
5195 CHECK_NUMBER (parent
, 0);
5197 /* make_frame_without_minibuffer can run Lisp code and garbage collect. */
5198 /* No need to protect DISPLAY because that's not used after passing
5199 it to make_frame_without_minibuffer. */
5201 GCPRO4 (parms
, parent
, name
, frame
);
5202 tem
= w32_get_arg (parms
, Qminibuffer
, "minibuffer", "Minibuffer",
5204 if (EQ (tem
, Qnone
) || NILP (tem
))
5205 f
= make_frame_without_minibuffer (Qnil
, kb
, display
);
5206 else if (EQ (tem
, Qonly
))
5208 f
= make_minibuffer_frame ();
5209 minibuffer_only
= 1;
5211 else if (WINDOWP (tem
))
5212 f
= make_frame_without_minibuffer (tem
, kb
, display
);
5216 XSETFRAME (frame
, f
);
5218 /* Note that Windows does support scroll bars. */
5219 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 1;
5220 /* By default, make scrollbars the system standard width. */
5221 f
->scroll_bar_pixel_width
= GetSystemMetrics (SM_CXVSCROLL
);
5223 f
->output_method
= output_w32
;
5224 f
->output_data
.w32
=
5225 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
5226 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
5227 FRAME_FONTSET (f
) = -1;
5228 record_unwind_protect (unwind_create_frame
, frame
);
5231 = w32_get_arg (parms
, Qicon_name
, "iconName", "Title", RES_TYPE_STRING
);
5232 if (! STRINGP (f
->icon_name
))
5233 f
->icon_name
= Qnil
;
5235 /* FRAME_W32_DISPLAY_INFO (f) = dpyinfo; */
5237 FRAME_KBOARD (f
) = kb
;
5240 /* Specify the parent under which to make this window. */
5244 f
->output_data
.w32
->parent_desc
= (Window
) XFASTINT (parent
);
5245 f
->output_data
.w32
->explicit_parent
= 1;
5249 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5250 f
->output_data
.w32
->explicit_parent
= 0;
5253 /* Set the name; the functions to which we pass f expect the name to
5255 if (EQ (name
, Qunbound
) || NILP (name
))
5257 f
->name
= build_string (dpyinfo
->w32_id_name
);
5258 f
->explicit_name
= 0;
5263 f
->explicit_name
= 1;
5264 /* use the frame's title when getting resources for this frame. */
5265 specbind (Qx_resource_name
, name
);
5268 /* Extract the window parameters from the supplied values
5269 that are needed to determine window geometry. */
5273 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
5276 /* First, try whatever font the caller has specified. */
5279 tem
= Fquery_fontset (font
, Qnil
);
5281 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
5283 font
= x_new_font (f
, XSTRING (font
)->data
);
5285 /* Try out a font which we hope has bold and italic variations. */
5286 if (!STRINGP (font
))
5287 font
= x_new_font (f
, "-*-Courier New-normal-r-*-*-*-100-*-*-c-*-iso8859-1");
5288 if (! STRINGP (font
))
5289 font
= x_new_font (f
, "-*-Courier-normal-r-*-*-13-*-*-*-c-*-iso8859-1");
5290 /* If those didn't work, look for something which will at least work. */
5291 if (! STRINGP (font
))
5292 font
= x_new_font (f
, "-*-Fixedsys-normal-r-*-*-12-*-*-*-c-*-iso8859-1");
5294 if (! STRINGP (font
))
5295 font
= build_string ("Fixedsys");
5297 x_default_parameter (f
, parms
, Qfont
, font
,
5298 "font", "Font", RES_TYPE_STRING
);
5301 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
5302 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
5303 /* This defaults to 2 in order to match xterm. We recognize either
5304 internalBorderWidth or internalBorder (which is what xterm calls
5306 if (NILP (Fassq (Qinternal_border_width
, parms
)))
5310 value
= w32_get_arg (parms
, Qinternal_border_width
,
5311 "internalBorder", "InternalBorder", RES_TYPE_NUMBER
);
5312 if (! EQ (value
, Qunbound
))
5313 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
5316 /* Default internalBorderWidth to 0 on Windows to match other programs. */
5317 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (0),
5318 "internalBorderWidth", "InternalBorder", RES_TYPE_NUMBER
);
5319 x_default_parameter (f
, parms
, Qvertical_scroll_bars
, Qright
,
5320 "verticalScrollBars", "ScrollBars", RES_TYPE_SYMBOL
);
5322 /* Also do the stuff which must be set before the window exists. */
5323 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
5324 "foreground", "Foreground", RES_TYPE_STRING
);
5325 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
5326 "background", "Background", RES_TYPE_STRING
);
5327 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
5328 "pointerColor", "Foreground", RES_TYPE_STRING
);
5329 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
5330 "cursorColor", "Foreground", RES_TYPE_STRING
);
5331 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
5332 "borderColor", "BorderColor", RES_TYPE_STRING
);
5333 x_default_parameter (f
, parms
, Qscreen_gamma
, Qnil
,
5334 "screenGamma", "ScreenGamma", RES_TYPE_FLOAT
);
5335 x_default_parameter (f
, parms
, Qline_spacing
, Qnil
,
5336 "lineSpacing", "LineSpacing", RES_TYPE_NUMBER
);
5339 /* Init faces before x_default_parameter is called for scroll-bar
5340 parameters because that function calls x_set_scroll_bar_width,
5341 which calls change_frame_size, which calls Fset_window_buffer,
5342 which runs hooks, which call Fvertical_motion. At the end, we
5343 end up in init_iterator with a null face cache, which should not
5345 init_frame_faces (f
);
5347 x_default_parameter (f
, parms
, Qmenu_bar_lines
, make_number (1),
5348 "menuBar", "MenuBar", RES_TYPE_NUMBER
);
5349 x_default_parameter (f
, parms
, Qtool_bar_lines
, make_number (0),
5350 "toolBar", "ToolBar", RES_TYPE_NUMBER
);
5351 x_default_parameter (f
, parms
, Qbuffer_predicate
, Qnil
,
5352 "bufferPredicate", "BufferPredicate", RES_TYPE_SYMBOL
);
5353 x_default_parameter (f
, parms
, Qtitle
, Qnil
,
5354 "title", "Title", RES_TYPE_STRING
);
5356 f
->output_data
.w32
->dwStyle
= WS_OVERLAPPEDWINDOW
;
5357 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
5358 window_prompting
= x_figure_window_size (f
, parms
);
5360 if (window_prompting
& XNegative
)
5362 if (window_prompting
& YNegative
)
5363 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
5365 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
5369 if (window_prompting
& YNegative
)
5370 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
5372 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
5375 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
5377 tem
= w32_get_arg (parms
, Qunsplittable
, 0, 0, RES_TYPE_BOOLEAN
);
5378 f
->no_split
= minibuffer_only
|| EQ (tem
, Qt
);
5380 w32_window (f
, window_prompting
, minibuffer_only
);
5385 /* Now consider the frame official. */
5386 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
5387 Vframe_list
= Fcons (frame
, Vframe_list
);
5389 /* We need to do this after creating the window, so that the
5390 icon-creation functions can say whose icon they're describing. */
5391 x_default_parameter (f
, parms
, Qicon_type
, Qnil
,
5392 "bitmapIcon", "BitmapIcon", RES_TYPE_SYMBOL
);
5394 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
5395 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5396 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
5397 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
5398 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
5399 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
5400 x_default_parameter (f
, parms
, Qscroll_bar_width
, Qnil
,
5401 "scrollBarWidth", "ScrollBarWidth", RES_TYPE_NUMBER
);
5403 /* Dimensions, especially f->height, must be done via change_frame_size.
5404 Change will not be effected unless different from the current
5409 /* Add the tool-bar height to the initial frame height so that the
5410 user gets a text display area of the size he specified with -g or
5411 via .Xdefaults. Later changes of the tool-bar height don't
5412 change the frame size. This is done so that users can create
5413 tall Emacs frames without having to guess how tall the tool-bar
5415 if (FRAME_TOOL_BAR_LINES (f
))
5417 int margin
, relief
, bar_height
;
5419 relief
= (tool_bar_button_relief
> 0
5420 ? tool_bar_button_relief
5421 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
);
5423 if (INTEGERP (Vtool_bar_button_margin
)
5424 && XINT (Vtool_bar_button_margin
) > 0)
5425 margin
= XFASTINT (Vtool_bar_button_margin
);
5426 else if (CONSP (Vtool_bar_button_margin
)
5427 && INTEGERP (XCDR (Vtool_bar_button_margin
))
5428 && XINT (XCDR (Vtool_bar_button_margin
)) > 0)
5429 margin
= XFASTINT (XCDR (Vtool_bar_button_margin
));
5433 bar_height
= DEFAULT_TOOL_BAR_IMAGE_HEIGHT
+ 2 * margin
+ 2 * relief
;
5434 height
+= (bar_height
+ CANON_Y_UNIT (f
) - 1) / CANON_Y_UNIT (f
);
5438 SET_FRAME_WIDTH (f
, 0);
5439 change_frame_size (f
, height
, width
, 1, 0, 0);
5441 /* Tell the server what size and position, etc, we want, and how
5442 badly we want them. This should be done after we have the menu
5443 bar so that its size can be taken into account. */
5445 x_wm_set_size_hint (f
, window_prompting
, 0);
5448 /* Set up faces after all frame parameters are known. This call
5449 also merges in face attributes specified for new frames. If we
5450 don't do this, the `menu' face for instance won't have the right
5451 colors, and the menu bar won't appear in the specified colors for
5453 call1 (Qface_set_after_frame_default
, frame
);
5455 /* Make the window appear on the frame and enable display, unless
5456 the caller says not to. However, with explicit parent, Emacs
5457 cannot control visibility, so don't try. */
5458 if (! f
->output_data
.w32
->explicit_parent
)
5460 Lisp_Object visibility
;
5462 visibility
= w32_get_arg (parms
, Qvisibility
, 0, 0, RES_TYPE_SYMBOL
);
5463 if (EQ (visibility
, Qunbound
))
5466 if (EQ (visibility
, Qicon
))
5467 x_iconify_frame (f
);
5468 else if (! NILP (visibility
))
5469 x_make_frame_visible (f
);
5471 /* Must have been Qnil. */
5476 /* Make sure windows on this frame appear in calls to next-window
5477 and similar functions. */
5478 Vwindow_list
= Qnil
;
5480 return unbind_to (count
, frame
);
5483 /* FRAME is used only to get a handle on the X display. We don't pass the
5484 display info directly because we're called from frame.c, which doesn't
5485 know about that structure. */
5487 x_get_focus_frame (frame
)
5488 struct frame
*frame
;
5490 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (frame
);
5492 if (! dpyinfo
->w32_focus_frame
)
5495 XSETFRAME (xfocus
, dpyinfo
->w32_focus_frame
);
5499 DEFUN ("w32-focus-frame", Fw32_focus_frame
, Sw32_focus_frame
, 1, 1, 0,
5500 "Give FRAME input focus, raising to foreground if necessary.")
5504 x_focus_on_frame (check_x_frame (frame
));
5509 /* Return the charset portion of a font name. */
5510 char * xlfd_charset_of_font (char * fontname
)
5512 char *charset
, *encoding
;
5514 encoding
= strrchr(fontname
, '-');
5515 if (!encoding
|| encoding
== fontname
)
5518 for (charset
= encoding
- 1; charset
>= fontname
; charset
--)
5519 if (*charset
== '-')
5522 if (charset
== fontname
|| strcmp(charset
, "-*-*") == 0)
5528 struct font_info
*w32_load_bdf_font (struct frame
*f
, char *fontname
,
5529 int size
, char* filename
);
5530 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
);
5531 static BOOL
w32_to_x_font (LOGFONT
* lplf
, char * lpxstr
, int len
,
5533 static BOOL
x_to_w32_font (char *lpxstr
, LOGFONT
*lplogfont
);
5535 static struct font_info
*
5536 w32_load_system_font (f
,fontname
,size
)
5541 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5542 Lisp_Object font_names
;
5544 /* Get a list of all the fonts that match this name. Once we
5545 have a list of matching fonts, we compare them against the fonts
5546 we already have loaded by comparing names. */
5547 font_names
= w32_list_fonts (f
, build_string (fontname
), size
, 100);
5549 if (!NILP (font_names
))
5554 /* First check if any are already loaded, as that is cheaper
5555 than loading another one. */
5556 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
5557 for (tail
= font_names
; CONSP (tail
); tail
= XCDR (tail
))
5558 if (dpyinfo
->font_table
[i
].name
5559 && (!strcmp (dpyinfo
->font_table
[i
].name
,
5560 XSTRING (XCAR (tail
))->data
)
5561 || !strcmp (dpyinfo
->font_table
[i
].full_name
,
5562 XSTRING (XCAR (tail
))->data
)))
5563 return (dpyinfo
->font_table
+ i
);
5565 fontname
= (char *) XSTRING (XCAR (font_names
))->data
;
5567 else if (w32_strict_fontnames
)
5569 /* If EnumFontFamiliesEx was available, we got a full list of
5570 fonts back so stop now to avoid the possibility of loading a
5571 random font. If we had to fall back to EnumFontFamilies, the
5572 list is incomplete, so continue whether the font we want was
5574 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
5575 FARPROC enum_font_families_ex
5576 = GetProcAddress (gdi32
, "EnumFontFamiliesExA");
5577 if (enum_font_families_ex
)
5581 /* Load the font and add it to the table. */
5583 char *full_name
, *encoding
, *charset
;
5585 struct font_info
*fontp
;
5590 if (!fontname
|| !x_to_w32_font (fontname
, &lf
))
5593 if (!*lf
.lfFaceName
)
5594 /* If no name was specified for the font, we get a random font
5595 from CreateFontIndirect - this is not particularly
5596 desirable, especially since CreateFontIndirect does not
5597 fill out the missing name in lf, so we never know what we
5601 font
= (XFontStruct
*) xmalloc (sizeof (XFontStruct
));
5602 bzero (font
, sizeof (*font
));
5604 /* Set bdf to NULL to indicate that this is a Windows font. */
5609 font
->hfont
= CreateFontIndirect (&lf
);
5611 if (font
->hfont
== NULL
)
5619 int codepage
= w32_codepage_for_font (fontname
);
5621 hdc
= GetDC (dpyinfo
->root_window
);
5622 oldobj
= SelectObject (hdc
, font
->hfont
);
5624 ok
= GetTextMetrics (hdc
, &font
->tm
);
5625 if (codepage
== CP_UNICODE
)
5626 font
->double_byte_p
= 1;
5628 font
->double_byte_p
= GetFontLanguageInfo(hdc
) & GCP_DBCS
;
5630 SelectObject (hdc
, oldobj
);
5631 ReleaseDC (dpyinfo
->root_window
, hdc
);
5632 /* Fill out details in lf according to the font that was
5634 lf
.lfHeight
= font
->tm
.tmInternalLeading
- font
->tm
.tmHeight
;
5635 lf
.lfWidth
= font
->tm
.tmAveCharWidth
;
5636 lf
.lfWeight
= font
->tm
.tmWeight
;
5637 lf
.lfItalic
= font
->tm
.tmItalic
;
5638 lf
.lfCharSet
= font
->tm
.tmCharSet
;
5639 lf
.lfPitchAndFamily
= ((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
)
5640 ? VARIABLE_PITCH
: FIXED_PITCH
);
5641 lf
.lfOutPrecision
= ((font
->tm
.tmPitchAndFamily
& TMPF_VECTOR
)
5642 ? OUT_STROKE_PRECIS
: OUT_STRING_PRECIS
);
5644 w32_cache_char_metrics (font
);
5651 w32_unload_font (dpyinfo
, font
);
5655 /* Find a free slot in the font table. */
5656 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
5657 if (dpyinfo
->font_table
[i
].name
== NULL
)
5660 /* If no free slot found, maybe enlarge the font table. */
5661 if (i
== dpyinfo
->n_fonts
5662 && dpyinfo
->n_fonts
== dpyinfo
->font_table_size
)
5665 dpyinfo
->font_table_size
= max (16, 2 * dpyinfo
->font_table_size
);
5666 sz
= dpyinfo
->font_table_size
* sizeof *dpyinfo
->font_table
;
5668 = (struct font_info
*) xrealloc (dpyinfo
->font_table
, sz
);
5671 fontp
= dpyinfo
->font_table
+ i
;
5672 if (i
== dpyinfo
->n_fonts
)
5675 /* Now fill in the slots of *FONTP. */
5678 fontp
->font_idx
= i
;
5679 fontp
->name
= (char *) xmalloc (strlen (fontname
) + 1);
5680 bcopy (fontname
, fontp
->name
, strlen (fontname
) + 1);
5682 charset
= xlfd_charset_of_font (fontname
);
5684 /* Work out the font's full name. */
5685 full_name
= (char *)xmalloc (100);
5686 if (full_name
&& w32_to_x_font (&lf
, full_name
, 100, charset
))
5687 fontp
->full_name
= full_name
;
5690 /* If all else fails - just use the name we used to load it. */
5692 fontp
->full_name
= fontp
->name
;
5695 fontp
->size
= FONT_WIDTH (font
);
5696 fontp
->height
= FONT_HEIGHT (font
);
5698 /* The slot `encoding' specifies how to map a character
5699 code-points (0x20..0x7F or 0x2020..0x7F7F) of each charset to
5700 the font code-points (0:0x20..0x7F, 1:0xA0..0xFF), or
5701 (0:0x20..0x7F, 1:0xA0..0xFF,
5702 (0:0x2020..0x7F7F, 1:0xA0A0..0xFFFF, 3:0x20A0..0x7FFF,
5703 2:0xA020..0xFF7F). For the moment, we don't know which charset
5704 uses this font. So, we set information in fontp->encoding[1]
5705 which is never used by any charset. If mapping can't be
5706 decided, set FONT_ENCODING_NOT_DECIDED. */
5708 /* SJIS fonts need to be set to type 4, all others seem to work as
5709 type FONT_ENCODING_NOT_DECIDED. */
5710 encoding
= strrchr (fontp
->name
, '-');
5711 if (encoding
&& stricmp (encoding
+1, "sjis") == 0)
5712 fontp
->encoding
[1] = 4;
5714 fontp
->encoding
[1] = FONT_ENCODING_NOT_DECIDED
;
5716 /* The following three values are set to 0 under W32, which is
5717 what they get set to if XGetFontProperty fails under X. */
5718 fontp
->baseline_offset
= 0;
5719 fontp
->relative_compose
= 0;
5720 fontp
->default_ascent
= 0;
5722 /* Set global flag fonts_changed_p to non-zero if the font loaded
5723 has a character with a smaller width than any other character
5724 before, or if the font loaded has a smalle>r height than any
5725 other font loaded before. If this happens, it will make a
5726 glyph matrix reallocation necessary. */
5727 fonts_changed_p
= x_compute_min_glyph_bounds (f
);
5733 /* Load font named FONTNAME of size SIZE for frame F, and return a
5734 pointer to the structure font_info while allocating it dynamically.
5735 If loading fails, return NULL. */
5737 w32_load_font (f
,fontname
,size
)
5742 Lisp_Object bdf_fonts
;
5743 struct font_info
*retval
= NULL
;
5745 bdf_fonts
= w32_list_bdf_fonts (build_string (fontname
), 1);
5747 while (!retval
&& CONSP (bdf_fonts
))
5749 char *bdf_name
, *bdf_file
;
5750 Lisp_Object bdf_pair
;
5752 bdf_name
= XSTRING (XCAR (bdf_fonts
))->data
;
5753 bdf_pair
= Fassoc (XCAR (bdf_fonts
), Vw32_bdf_filename_alist
);
5754 bdf_file
= XSTRING (XCDR (bdf_pair
))->data
;
5756 retval
= w32_load_bdf_font (f
, bdf_name
, size
, bdf_file
);
5758 bdf_fonts
= XCDR (bdf_fonts
);
5764 return w32_load_system_font(f
, fontname
, size
);
5769 w32_unload_font (dpyinfo
, font
)
5770 struct w32_display_info
*dpyinfo
;
5775 if (font
->per_char
) xfree (font
->per_char
);
5776 if (font
->bdf
) w32_free_bdf_font (font
->bdf
);
5778 if (font
->hfont
) DeleteObject(font
->hfont
);
5783 /* The font conversion stuff between x and w32 */
5785 /* X font string is as follows (from faces.el)
5789 * (weight "\\(bold\\|demibold\\|medium\\)") ; 1
5790 * (weight\? "\\([^-]*\\)") ; 1
5791 * (slant "\\([ior]\\)") ; 2
5792 * (slant\? "\\([^-]?\\)") ; 2
5793 * (swidth "\\([^-]*\\)") ; 3
5794 * (adstyle "[^-]*") ; 4
5795 * (pixelsize "[0-9]+")
5796 * (pointsize "[0-9][0-9]+")
5797 * (resx "[0-9][0-9]+")
5798 * (resy "[0-9][0-9]+")
5799 * (spacing "[cmp?*]")
5800 * (avgwidth "[0-9]+")
5801 * (registry "[^-]+")
5802 * (encoding "[^-]+")
5807 x_to_w32_weight (lpw
)
5810 if (!lpw
) return (FW_DONTCARE
);
5812 if (stricmp (lpw
,"heavy") == 0) return FW_HEAVY
;
5813 else if (stricmp (lpw
,"extrabold") == 0) return FW_EXTRABOLD
;
5814 else if (stricmp (lpw
,"bold") == 0) return FW_BOLD
;
5815 else if (stricmp (lpw
,"demibold") == 0) return FW_SEMIBOLD
;
5816 else if (stricmp (lpw
,"semibold") == 0) return FW_SEMIBOLD
;
5817 else if (stricmp (lpw
,"medium") == 0) return FW_MEDIUM
;
5818 else if (stricmp (lpw
,"normal") == 0) return FW_NORMAL
;
5819 else if (stricmp (lpw
,"light") == 0) return FW_LIGHT
;
5820 else if (stricmp (lpw
,"extralight") == 0) return FW_EXTRALIGHT
;
5821 else if (stricmp (lpw
,"thin") == 0) return FW_THIN
;
5828 w32_to_x_weight (fnweight
)
5831 if (fnweight
>= FW_HEAVY
) return "heavy";
5832 if (fnweight
>= FW_EXTRABOLD
) return "extrabold";
5833 if (fnweight
>= FW_BOLD
) return "bold";
5834 if (fnweight
>= FW_SEMIBOLD
) return "demibold";
5835 if (fnweight
>= FW_MEDIUM
) return "medium";
5836 if (fnweight
>= FW_NORMAL
) return "normal";
5837 if (fnweight
>= FW_LIGHT
) return "light";
5838 if (fnweight
>= FW_EXTRALIGHT
) return "extralight";
5839 if (fnweight
>= FW_THIN
) return "thin";
5845 x_to_w32_charset (lpcs
)
5848 Lisp_Object this_entry
, w32_charset
;
5850 /* Look through w32-charset-info-alist for the character set.
5851 Format of each entry is
5852 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
5854 this_entry
= Fassoc (build_string(lpcs
), Vw32_charset_info_alist
);
5856 if (NILP(this_entry
))
5858 /* At startup, we want iso8859-1 fonts to come up properly. */
5859 if (stricmp(lpcs
, "iso8859-1") == 0)
5860 return ANSI_CHARSET
;
5862 return DEFAULT_CHARSET
;
5865 w32_charset
= Fcar (Fcdr (this_entry
));
5867 // Translate Lisp symbol to number.
5868 if (w32_charset
== Qw32_charset_ansi
)
5869 return ANSI_CHARSET
;
5870 if (w32_charset
== Qw32_charset_symbol
)
5871 return SYMBOL_CHARSET
;
5872 if (w32_charset
== Qw32_charset_shiftjis
)
5873 return SHIFTJIS_CHARSET
;
5874 if (w32_charset
== Qw32_charset_hangeul
)
5875 return HANGEUL_CHARSET
;
5876 if (w32_charset
== Qw32_charset_chinesebig5
)
5877 return CHINESEBIG5_CHARSET
;
5878 if (w32_charset
== Qw32_charset_gb2312
)
5879 return GB2312_CHARSET
;
5880 if (w32_charset
== Qw32_charset_oem
)
5882 #ifdef JOHAB_CHARSET
5883 if (w32_charset
== Qw32_charset_johab
)
5884 return JOHAB_CHARSET
;
5885 if (w32_charset
== Qw32_charset_easteurope
)
5886 return EASTEUROPE_CHARSET
;
5887 if (w32_charset
== Qw32_charset_turkish
)
5888 return TURKISH_CHARSET
;
5889 if (w32_charset
== Qw32_charset_baltic
)
5890 return BALTIC_CHARSET
;
5891 if (w32_charset
== Qw32_charset_russian
)
5892 return RUSSIAN_CHARSET
;
5893 if (w32_charset
== Qw32_charset_arabic
)
5894 return ARABIC_CHARSET
;
5895 if (w32_charset
== Qw32_charset_greek
)
5896 return GREEK_CHARSET
;
5897 if (w32_charset
== Qw32_charset_hebrew
)
5898 return HEBREW_CHARSET
;
5899 if (w32_charset
== Qw32_charset_vietnamese
)
5900 return VIETNAMESE_CHARSET
;
5901 if (w32_charset
== Qw32_charset_thai
)
5902 return THAI_CHARSET
;
5903 if (w32_charset
== Qw32_charset_mac
)
5905 #endif /* JOHAB_CHARSET */
5906 #ifdef UNICODE_CHARSET
5907 if (w32_charset
== Qw32_charset_unicode
)
5908 return UNICODE_CHARSET
;
5911 return DEFAULT_CHARSET
;
5916 w32_to_x_charset (fncharset
)
5919 static char buf
[16];
5920 Lisp_Object charset_type
;
5925 /* Handle startup case of w32-charset-info-alist not
5926 being set up yet. */
5927 if (NILP(Vw32_charset_info_alist
))
5929 charset_type
= Qw32_charset_ansi
;
5931 case DEFAULT_CHARSET
:
5932 charset_type
= Qw32_charset_default
;
5934 case SYMBOL_CHARSET
:
5935 charset_type
= Qw32_charset_symbol
;
5937 case SHIFTJIS_CHARSET
:
5938 charset_type
= Qw32_charset_shiftjis
;
5940 case HANGEUL_CHARSET
:
5941 charset_type
= Qw32_charset_hangeul
;
5943 case GB2312_CHARSET
:
5944 charset_type
= Qw32_charset_gb2312
;
5946 case CHINESEBIG5_CHARSET
:
5947 charset_type
= Qw32_charset_chinesebig5
;
5950 charset_type
= Qw32_charset_oem
;
5953 /* More recent versions of Windows (95 and NT4.0) define more
5955 #ifdef EASTEUROPE_CHARSET
5956 case EASTEUROPE_CHARSET
:
5957 charset_type
= Qw32_charset_easteurope
;
5959 case TURKISH_CHARSET
:
5960 charset_type
= Qw32_charset_turkish
;
5962 case BALTIC_CHARSET
:
5963 charset_type
= Qw32_charset_baltic
;
5965 case RUSSIAN_CHARSET
:
5966 charset_type
= Qw32_charset_russian
;
5968 case ARABIC_CHARSET
:
5969 charset_type
= Qw32_charset_arabic
;
5972 charset_type
= Qw32_charset_greek
;
5974 case HEBREW_CHARSET
:
5975 charset_type
= Qw32_charset_hebrew
;
5977 case VIETNAMESE_CHARSET
:
5978 charset_type
= Qw32_charset_vietnamese
;
5981 charset_type
= Qw32_charset_thai
;
5984 charset_type
= Qw32_charset_mac
;
5987 charset_type
= Qw32_charset_johab
;
5991 #ifdef UNICODE_CHARSET
5992 case UNICODE_CHARSET
:
5993 charset_type
= Qw32_charset_unicode
;
5997 /* Encode numerical value of unknown charset. */
5998 sprintf (buf
, "*-#%u", fncharset
);
6004 char * best_match
= NULL
;
6006 /* Look through w32-charset-info-alist for the character set.
6007 Prefer ISO codepages, and prefer lower numbers in the ISO
6008 range. Only return charsets for codepages which are installed.
6010 Format of each entry is
6011 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE)).
6013 for (rest
= Vw32_charset_info_alist
; CONSP (rest
); rest
= XCDR (rest
))
6016 Lisp_Object w32_charset
;
6017 Lisp_Object codepage
;
6019 Lisp_Object this_entry
= XCAR (rest
);
6021 /* Skip invalid entries in alist. */
6022 if (!CONSP (this_entry
) || !STRINGP (XCAR (this_entry
))
6023 || !CONSP (XCDR (this_entry
))
6024 || !SYMBOLP (XCAR (XCDR (this_entry
))))
6027 x_charset
= XSTRING (XCAR (this_entry
))->data
;
6028 w32_charset
= XCAR (XCDR (this_entry
));
6029 codepage
= XCDR (XCDR (this_entry
));
6031 /* Look for Same charset and a valid codepage (or non-int
6032 which means ignore). */
6033 if (w32_charset
== charset_type
6034 && (!INTEGERP (codepage
) || codepage
== CP_DEFAULT
6035 || IsValidCodePage (XINT (codepage
))))
6037 /* If we don't have a match already, then this is the
6040 best_match
= x_charset
;
6041 /* If this is an ISO codepage, and the best so far isn't,
6042 then this is better. */
6043 else if (stricmp (best_match
, "iso") != 0
6044 && stricmp (x_charset
, "iso") == 0)
6045 best_match
= x_charset
;
6046 /* If both are ISO8859 codepages, choose the one with the
6047 lowest number in the encoding field. */
6048 else if (stricmp (best_match
, "iso8859-") == 0
6049 && stricmp (x_charset
, "iso8859-") == 0)
6051 int best_enc
= atoi (best_match
+ 8);
6052 int this_enc
= atoi (x_charset
+ 8);
6053 if (this_enc
> 0 && this_enc
< best_enc
)
6054 best_match
= x_charset
;
6059 /* If no match, encode the numeric value. */
6062 sprintf (buf
, "*-#%u", fncharset
);
6066 strncpy(buf
, best_match
, 15);
6073 /* Get the Windows codepage corresponding to the specified font. The
6074 charset info in the font name is used to look up
6075 w32-charset-to-codepage-alist. */
6077 w32_codepage_for_font (char *fontname
)
6079 Lisp_Object codepage
, entry
;
6080 char *charset_str
, *charset
, *end
;
6082 if (NILP (Vw32_charset_info_alist
))
6085 /* Extract charset part of font string. */
6086 charset
= xlfd_charset_of_font (fontname
);
6091 charset_str
= (char *) alloca (strlen (charset
));
6092 strcpy (charset_str
, charset
);
6094 /* Remove leading "*-". */
6095 if (strncmp ("*-", charset_str
, 2) == 0)
6096 charset
= charset_str
+ 2;
6098 charset
= charset_str
;
6100 /* Stop match at wildcard (including preceding '-'). */
6101 if (end
= strchr (charset
, '*'))
6103 if (end
> charset
&& *(end
-1) == '-')
6108 entry
= Fassoc (build_string(charset
), Vw32_charset_info_alist
);
6112 codepage
= Fcdr (Fcdr (entry
));
6114 if (NILP (codepage
))
6116 else if (XFASTINT (codepage
) == XFASTINT (Qt
))
6118 else if (INTEGERP (codepage
))
6119 return XINT (codepage
);
6126 w32_to_x_font (lplogfont
, lpxstr
, len
, specific_charset
)
6127 LOGFONT
* lplogfont
;
6130 char * specific_charset
;
6134 char height_pixels
[8];
6136 char width_pixels
[8];
6137 char *fontname_dash
;
6138 int display_resy
= one_w32_display_info
.resy
;
6139 int display_resx
= one_w32_display_info
.resx
;
6141 struct coding_system coding
;
6143 if (!lpxstr
) abort ();
6148 if (lplogfont
->lfOutPrecision
== OUT_STRING_PRECIS
)
6149 fonttype
= "raster";
6150 else if (lplogfont
->lfOutPrecision
== OUT_STROKE_PRECIS
)
6151 fonttype
= "outline";
6153 fonttype
= "unknown";
6155 setup_coding_system (Fcheck_coding_system (Vw32_system_coding_system
),
6157 coding
.src_multibyte
= 0;
6158 coding
.dst_multibyte
= 1;
6159 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6160 bufsz
= decoding_buffer_size (&coding
, LF_FACESIZE
);
6162 fontname
= alloca(sizeof(*fontname
) * bufsz
);
6163 decode_coding (&coding
, lplogfont
->lfFaceName
, fontname
,
6164 strlen(lplogfont
->lfFaceName
), bufsz
- 1);
6165 *(fontname
+ coding
.produced
) = '\0';
6167 /* Replace dashes with underscores so the dashes are not
6169 fontname_dash
= fontname
;
6170 while (fontname_dash
= strchr (fontname_dash
, '-'))
6171 *fontname_dash
= '_';
6173 if (lplogfont
->lfHeight
)
6175 sprintf (height_pixels
, "%u", abs (lplogfont
->lfHeight
));
6176 sprintf (height_dpi
, "%u",
6177 abs (lplogfont
->lfHeight
) * 720 / display_resy
);
6181 strcpy (height_pixels
, "*");
6182 strcpy (height_dpi
, "*");
6184 if (lplogfont
->lfWidth
)
6185 sprintf (width_pixels
, "%u", lplogfont
->lfWidth
* 10);
6187 strcpy (width_pixels
, "*");
6189 _snprintf (lpxstr
, len
- 1,
6190 "-%s-%s-%s-%c-normal-normal-%s-%s-%d-%d-%c-%s-%s",
6191 fonttype
, /* foundry */
6192 fontname
, /* family */
6193 w32_to_x_weight (lplogfont
->lfWeight
), /* weight */
6194 lplogfont
->lfItalic
?'i':'r', /* slant */
6196 /* add style name */
6197 height_pixels
, /* pixel size */
6198 height_dpi
, /* point size */
6199 display_resx
, /* resx */
6200 display_resy
, /* resy */
6201 ((lplogfont
->lfPitchAndFamily
& 0x3) == VARIABLE_PITCH
)
6202 ? 'p' : 'c', /* spacing */
6203 width_pixels
, /* avg width */
6204 specific_charset
? specific_charset
6205 : w32_to_x_charset (lplogfont
->lfCharSet
)
6206 /* charset registry and encoding */
6209 lpxstr
[len
- 1] = 0; /* just to be sure */
6214 x_to_w32_font (lpxstr
, lplogfont
)
6216 LOGFONT
* lplogfont
;
6218 struct coding_system coding
;
6220 if (!lplogfont
) return (FALSE
);
6222 memset (lplogfont
, 0, sizeof (*lplogfont
));
6224 /* Set default value for each field. */
6226 lplogfont
->lfOutPrecision
= OUT_DEFAULT_PRECIS
;
6227 lplogfont
->lfClipPrecision
= CLIP_DEFAULT_PRECIS
;
6228 lplogfont
->lfQuality
= DEFAULT_QUALITY
;
6230 /* go for maximum quality */
6231 lplogfont
->lfOutPrecision
= OUT_STROKE_PRECIS
;
6232 lplogfont
->lfClipPrecision
= CLIP_STROKE_PRECIS
;
6233 lplogfont
->lfQuality
= PROOF_QUALITY
;
6236 lplogfont
->lfCharSet
= DEFAULT_CHARSET
;
6237 lplogfont
->lfWeight
= FW_DONTCARE
;
6238 lplogfont
->lfPitchAndFamily
= DEFAULT_PITCH
| FF_DONTCARE
;
6243 /* Provide a simple escape mechanism for specifying Windows font names
6244 * directly -- if font spec does not beginning with '-', assume this
6246 * "<font name>[:height in pixels[:width in pixels[:weight]]]"
6252 char name
[50], weight
[20], slant
, pitch
, pixels
[10], height
[10],
6253 width
[10], resy
[10], remainder
[20];
6255 int dpi
= one_w32_display_info
.resy
;
6257 fields
= sscanf (lpxstr
,
6258 "-%*[^-]-%49[^-]-%19[^-]-%c-%*[^-]-%*[^-]-%9[^-]-%9[^-]-%*[^-]-%9[^-]-%c-%9[^-]-%19s",
6259 name
, weight
, &slant
, pixels
, height
, resy
, &pitch
, width
, remainder
);
6260 if (fields
== EOF
) return (FALSE
);
6262 /* If wildcards cover more than one field, we don't know which
6263 field is which, so don't fill any in. */
6268 if (fields
> 0 && name
[0] != '*')
6274 (Fcheck_coding_system (Vw32_system_coding_system
), &coding
);
6275 coding
.src_multibyte
= 1;
6276 coding
.dst_multibyte
= 1;
6277 bufsize
= encoding_buffer_size (&coding
, strlen (name
));
6278 buf
= (unsigned char *) alloca (bufsize
);
6279 coding
.mode
|= CODING_MODE_LAST_BLOCK
;
6280 encode_coding (&coding
, name
, buf
, strlen (name
), bufsize
);
6281 if (coding
.produced
>= LF_FACESIZE
)
6282 coding
.produced
= LF_FACESIZE
- 1;
6283 buf
[coding
.produced
] = 0;
6284 strcpy (lplogfont
->lfFaceName
, buf
);
6288 lplogfont
->lfFaceName
[0] = '\0';
6293 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6297 lplogfont
->lfItalic
= (fields
> 0 && slant
== 'i');
6301 if (fields
> 0 && pixels
[0] != '*')
6302 lplogfont
->lfHeight
= atoi (pixels
);
6306 if (fields
> 0 && resy
[0] != '*')
6309 if (tem
> 0) dpi
= tem
;
6312 if (fields
> -1 && lplogfont
->lfHeight
== 0 && height
[0] != '*')
6313 lplogfont
->lfHeight
= atoi (height
) * dpi
/ 720;
6316 lplogfont
->lfPitchAndFamily
=
6317 (fields
> 0 && pitch
== 'p') ? VARIABLE_PITCH
: FIXED_PITCH
;
6321 if (fields
> 0 && width
[0] != '*')
6322 lplogfont
->lfWidth
= atoi (width
) / 10;
6326 /* Strip the trailing '-' if present. (it shouldn't be, as it
6327 fails the test against xlfd-tight-regexp in fontset.el). */
6329 int len
= strlen (remainder
);
6330 if (len
> 0 && remainder
[len
-1] == '-')
6331 remainder
[len
-1] = 0;
6333 encoding
= remainder
;
6334 if (strncmp (encoding
, "*-", 2) == 0)
6336 lplogfont
->lfCharSet
= x_to_w32_charset (fields
> 0 ? encoding
: "");
6341 char name
[100], height
[10], width
[10], weight
[20];
6343 fields
= sscanf (lpxstr
,
6344 "%99[^:]:%9[^:]:%9[^:]:%19s",
6345 name
, height
, width
, weight
);
6347 if (fields
== EOF
) return (FALSE
);
6351 strncpy (lplogfont
->lfFaceName
,name
, LF_FACESIZE
);
6352 lplogfont
->lfFaceName
[LF_FACESIZE
-1] = 0;
6356 lplogfont
->lfFaceName
[0] = 0;
6362 lplogfont
->lfHeight
= atoi (height
);
6367 lplogfont
->lfWidth
= atoi (width
);
6371 lplogfont
->lfWeight
= x_to_w32_weight ((fields
> 0 ? weight
: ""));
6374 /* This makes TrueType fonts work better. */
6375 lplogfont
->lfHeight
= - abs (lplogfont
->lfHeight
);
6380 /* Strip the pixel height and point height from the given xlfd, and
6381 return the pixel height. If no pixel height is specified, calculate
6382 one from the point height, or if that isn't defined either, return
6383 0 (which usually signifies a scalable font).
6386 xlfd_strip_height (char *fontname
)
6388 int pixel_height
, field_number
;
6389 char *read_from
, *write_to
;
6393 pixel_height
= field_number
= 0;
6396 /* Look for height fields. */
6397 for (read_from
= fontname
; *read_from
; read_from
++)
6399 if (*read_from
== '-')
6402 if (field_number
== 7) /* Pixel height. */
6405 write_to
= read_from
;
6407 /* Find end of field. */
6408 for (;*read_from
&& *read_from
!= '-'; read_from
++)
6411 /* Split the fontname at end of field. */
6417 pixel_height
= atoi (write_to
);
6418 /* Blank out field. */
6419 if (read_from
> write_to
)
6424 /* If the pixel height field is at the end (partial xlfd),
6427 return pixel_height
;
6429 /* If we got a pixel height, the point height can be
6430 ignored. Just blank it out and break now. */
6433 /* Find end of point size field. */
6434 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6440 /* Blank out the point size field. */
6441 if (read_from
> write_to
)
6447 return pixel_height
;
6451 /* If the point height is already blank, break now. */
6452 if (*read_from
== '-')
6458 else if (field_number
== 8)
6460 /* If we didn't get a pixel height, try to get the point
6461 height and convert that. */
6463 char *point_size_start
= read_from
++;
6465 /* Find end of field. */
6466 for (; *read_from
&& *read_from
!= '-'; read_from
++)
6475 point_size
= atoi (point_size_start
);
6477 /* Convert to pixel height. */
6478 pixel_height
= point_size
6479 * one_w32_display_info
.height_in
/ 720;
6481 /* Blank out this field and break. */
6489 /* Shift the rest of the font spec into place. */
6490 if (write_to
&& read_from
> write_to
)
6492 for (; *read_from
; read_from
++, write_to
++)
6493 *write_to
= *read_from
;
6497 return pixel_height
;
6500 /* Assume parameter 1 is fully qualified, no wildcards. */
6502 w32_font_match (fontname
, pattern
)
6506 char *regex
= alloca (strlen (pattern
) * 2 + 3);
6507 char *font_name_copy
= alloca (strlen (fontname
) + 1);
6510 /* Copy fontname so we can modify it during comparison. */
6511 strcpy (font_name_copy
, fontname
);
6516 /* Turn pattern into a regexp and do a regexp match. */
6517 for (; *pattern
; pattern
++)
6519 if (*pattern
== '?')
6521 else if (*pattern
== '*')
6532 /* Strip out font heights and compare them seperately, since
6533 rounding error can cause mismatches. This also allows a
6534 comparison between a font that declares only a pixel height and a
6535 pattern that declares the point height.
6538 int font_height
, pattern_height
;
6540 font_height
= xlfd_strip_height (font_name_copy
);
6541 pattern_height
= xlfd_strip_height (regex
);
6543 /* Compare now, and don't bother doing expensive regexp matching
6544 if the heights differ. */
6545 if (font_height
&& pattern_height
&& (font_height
!= pattern_height
))
6549 return (fast_c_string_match_ignore_case (build_string (regex
),
6550 font_name_copy
) >= 0);
6553 /* Callback functions, and a structure holding info they need, for
6554 listing system fonts on W32. We need one set of functions to do the
6555 job properly, but these don't work on NT 3.51 and earlier, so we
6556 have a second set which don't handle character sets properly to
6559 In both cases, there are two passes made. The first pass gets one
6560 font from each family, the second pass lists all the fonts from
6563 typedef struct enumfont_t
6568 XFontStruct
*size_ref
;
6569 Lisp_Object
*pattern
;
6574 enum_font_cb2 (lplf
, lptm
, FontType
, lpef
)
6576 NEWTEXTMETRIC
* lptm
;
6580 if (lplf
->elfLogFont
.lfStrikeOut
|| lplf
->elfLogFont
.lfUnderline
)
6583 /* Check that the character set matches if it was specified */
6584 if (lpef
->logfont
.lfCharSet
!= DEFAULT_CHARSET
&&
6585 lplf
->elfLogFont
.lfCharSet
!= lpef
->logfont
.lfCharSet
)
6590 Lisp_Object width
= Qnil
;
6591 char *charset
= NULL
;
6593 /* Truetype fonts do not report their true metrics until loaded */
6594 if (FontType
!= RASTER_FONTTYPE
)
6596 if (!NILP (*(lpef
->pattern
)))
6598 /* Scalable fonts are as big as you want them to be. */
6599 lplf
->elfLogFont
.lfHeight
= lpef
->logfont
.lfHeight
;
6600 lplf
->elfLogFont
.lfWidth
= lpef
->logfont
.lfWidth
;
6601 width
= make_number (lpef
->logfont
.lfWidth
);
6605 lplf
->elfLogFont
.lfHeight
= 0;
6606 lplf
->elfLogFont
.lfWidth
= 0;
6610 /* Make sure the height used here is the same as everywhere
6611 else (ie character height, not cell height). */
6612 if (lplf
->elfLogFont
.lfHeight
> 0)
6614 /* lptm can be trusted for RASTER fonts, but not scalable ones. */
6615 if (FontType
== RASTER_FONTTYPE
)
6616 lplf
->elfLogFont
.lfHeight
= lptm
->tmInternalLeading
- lptm
->tmHeight
;
6618 lplf
->elfLogFont
.lfHeight
= -lplf
->elfLogFont
.lfHeight
;
6621 if (!NILP (*(lpef
->pattern
)))
6623 charset
= xlfd_charset_of_font (XSTRING(*(lpef
->pattern
))->data
);
6625 /* Ensure that charset is valid for this font. */
6627 && (x_to_w32_charset (charset
) != lplf
->elfLogFont
.lfCharSet
))
6631 /* TODO: List all relevant charsets if charset not specified. */
6632 if (!w32_to_x_font (&(lplf
->elfLogFont
), buf
, 100, charset
))
6635 if (NILP (*(lpef
->pattern
))
6636 || w32_font_match (buf
, XSTRING (*(lpef
->pattern
))->data
))
6638 *lpef
->tail
= Fcons (Fcons (build_string (buf
), width
), Qnil
);
6639 lpef
->tail
= &(XCDR (*lpef
->tail
));
6648 enum_font_cb1 (lplf
, lptm
, FontType
, lpef
)
6650 NEWTEXTMETRIC
* lptm
;
6654 return EnumFontFamilies (lpef
->hdc
,
6655 lplf
->elfLogFont
.lfFaceName
,
6656 (FONTENUMPROC
) enum_font_cb2
,
6662 enum_fontex_cb2 (lplf
, lptm
, font_type
, lpef
)
6663 ENUMLOGFONTEX
* lplf
;
6664 NEWTEXTMETRICEX
* lptm
;
6668 /* We are not interested in the extra info we get back from the 'Ex
6669 version - only the fact that we get character set variations
6670 enumerated seperately. */
6671 return enum_font_cb2 ((ENUMLOGFONT
*) lplf
, (NEWTEXTMETRIC
*) lptm
,
6676 enum_fontex_cb1 (lplf
, lptm
, font_type
, lpef
)
6677 ENUMLOGFONTEX
* lplf
;
6678 NEWTEXTMETRICEX
* lptm
;
6682 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6683 FARPROC enum_font_families_ex
6684 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6685 /* We don't really expect EnumFontFamiliesEx to disappear once we
6686 get here, so don't bother handling it gracefully. */
6687 if (enum_font_families_ex
== NULL
)
6688 error ("gdi32.dll has disappeared!");
6689 return enum_font_families_ex (lpef
->hdc
,
6691 (FONTENUMPROC
) enum_fontex_cb2
,
6695 /* Interface to fontset handler. (adapted from mw32font.c in Meadow
6696 and xterm.c in Emacs 20.3) */
6698 static Lisp_Object
w32_list_bdf_fonts (Lisp_Object pattern
, int max_names
)
6700 char *fontname
, *ptnstr
;
6701 Lisp_Object list
, tem
, newlist
= Qnil
;
6704 list
= Vw32_bdf_filename_alist
;
6705 ptnstr
= XSTRING (pattern
)->data
;
6707 for ( ; CONSP (list
); list
= XCDR (list
))
6711 fontname
= XSTRING (XCAR (tem
))->data
;
6712 else if (STRINGP (tem
))
6713 fontname
= XSTRING (tem
)->data
;
6717 if (w32_font_match (fontname
, ptnstr
))
6719 newlist
= Fcons (XCAR (tem
), newlist
);
6721 if (n_fonts
>= max_names
)
6729 static Lisp_Object
w32_list_synthesized_fonts (FRAME_PTR f
,
6730 Lisp_Object pattern
,
6731 int size
, int max_names
);
6733 /* Return a list of names of available fonts matching PATTERN on frame
6734 F. If SIZE is not 0, it is the size (maximum bound width) of fonts
6735 to be listed. Frame F NULL means we have not yet created any
6736 frame, which means we can't get proper size info, as we don't have
6737 a device context to use for GetTextMetrics.
6738 MAXNAMES sets a limit on how many fonts to match. */
6741 w32_list_fonts (f
, pattern
, size
, maxnames
)
6743 Lisp_Object pattern
;
6747 Lisp_Object patterns
, key
= Qnil
, tem
, tpat
;
6748 Lisp_Object list
= Qnil
, newlist
= Qnil
, second_best
= Qnil
;
6749 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6752 patterns
= Fassoc (pattern
, Valternate_fontname_alist
);
6753 if (NILP (patterns
))
6754 patterns
= Fcons (pattern
, Qnil
);
6756 for (; CONSP (patterns
); patterns
= XCDR (patterns
))
6761 tpat
= XCAR (patterns
);
6763 if (!STRINGP (tpat
))
6766 /* Avoid expensive EnumFontFamilies functions if we are not
6767 going to be able to output one of these anyway. */
6768 codepage
= w32_codepage_for_font (XSTRING (tpat
)->data
);
6769 if (codepage
!= CP_8BIT
&& codepage
!= CP_UNICODE
6770 && codepage
!= CP_DEFAULT
&& codepage
!= CP_UNKNOWN
6771 && !IsValidCodePage(codepage
))
6774 /* See if we cached the result for this particular query.
6775 The cache is an alist of the form:
6776 ((PATTERN (FONTNAME . WIDTH) ...) ...)
6778 if (tem
= XCDR (dpyinfo
->name_list_element
),
6779 !NILP (list
= Fassoc (tpat
, tem
)))
6781 list
= Fcdr_safe (list
);
6782 /* We have a cached list. Don't have to get the list again. */
6787 /* At first, put PATTERN in the cache. */
6793 /* Use EnumFontFamiliesEx where it is available, as it knows
6794 about character sets. Fall back to EnumFontFamilies for
6795 older versions of NT that don't support the 'Ex function. */
6796 x_to_w32_font (XSTRING (tpat
)->data
, &ef
.logfont
);
6798 LOGFONT font_match_pattern
;
6799 HMODULE gdi32
= GetModuleHandle ("gdi32.dll");
6800 FARPROC enum_font_families_ex
6801 = GetProcAddress ( gdi32
, "EnumFontFamiliesExA");
6803 /* We do our own pattern matching so we can handle wildcards. */
6804 font_match_pattern
.lfFaceName
[0] = 0;
6805 font_match_pattern
.lfPitchAndFamily
= 0;
6806 /* We can use the charset, because if it is a wildcard it will
6807 be DEFAULT_CHARSET anyway. */
6808 font_match_pattern
.lfCharSet
= ef
.logfont
.lfCharSet
;
6810 ef
.hdc
= GetDC (dpyinfo
->root_window
);
6812 if (enum_font_families_ex
)
6813 enum_font_families_ex (ef
.hdc
,
6814 &font_match_pattern
,
6815 (FONTENUMPROC
) enum_fontex_cb1
,
6818 EnumFontFamilies (ef
.hdc
, NULL
, (FONTENUMPROC
) enum_font_cb1
,
6821 ReleaseDC (dpyinfo
->root_window
, ef
.hdc
);
6826 /* Make a list of the fonts we got back.
6827 Store that in the font cache for the display. */
6828 XCDR (dpyinfo
->name_list_element
)
6829 = Fcons (Fcons (tpat
, list
),
6830 XCDR (dpyinfo
->name_list_element
));
6833 if (NILP (list
)) continue; /* Try the remaining alternatives. */
6835 newlist
= second_best
= Qnil
;
6837 /* Make a list of the fonts that have the right width. */
6838 for (; CONSP (list
); list
= XCDR (list
))
6845 if (NILP (XCAR (tem
)))
6849 newlist
= Fcons (XCAR (tem
), newlist
);
6851 if (n_fonts
>= maxnames
)
6856 if (!INTEGERP (XCDR (tem
)))
6858 /* Since we don't yet know the size of the font, we must
6859 load it and try GetTextMetrics. */
6860 W32FontStruct thisinfo
;
6865 if (!x_to_w32_font (XSTRING (XCAR (tem
))->data
, &lf
))
6869 thisinfo
.bdf
= NULL
;
6870 thisinfo
.hfont
= CreateFontIndirect (&lf
);
6871 if (thisinfo
.hfont
== NULL
)
6874 hdc
= GetDC (dpyinfo
->root_window
);
6875 oldobj
= SelectObject (hdc
, thisinfo
.hfont
);
6876 if (GetTextMetrics (hdc
, &thisinfo
.tm
))
6877 XCDR (tem
) = make_number (FONT_WIDTH (&thisinfo
));
6879 XCDR (tem
) = make_number (0);
6880 SelectObject (hdc
, oldobj
);
6881 ReleaseDC (dpyinfo
->root_window
, hdc
);
6882 DeleteObject(thisinfo
.hfont
);
6885 found_size
= XINT (XCDR (tem
));
6886 if (found_size
== size
)
6888 newlist
= Fcons (XCAR (tem
), newlist
);
6890 if (n_fonts
>= maxnames
)
6893 /* keep track of the closest matching size in case
6894 no exact match is found. */
6895 else if (found_size
> 0)
6897 if (NILP (second_best
))
6900 else if (found_size
< size
)
6902 if (XINT (XCDR (second_best
)) > size
6903 || XINT (XCDR (second_best
)) < found_size
)
6908 if (XINT (XCDR (second_best
)) > size
6909 && XINT (XCDR (second_best
)) >
6916 if (!NILP (newlist
))
6918 else if (!NILP (second_best
))
6920 newlist
= Fcons (XCAR (second_best
), Qnil
);
6925 /* Include any bdf fonts. */
6926 if (n_fonts
< maxnames
)
6928 Lisp_Object combined
[2];
6929 combined
[0] = w32_list_bdf_fonts (pattern
, maxnames
- n_fonts
);
6930 combined
[1] = newlist
;
6931 newlist
= Fnconc(2, combined
);
6934 /* If we can't find a font that matches, check if Windows would be
6935 able to synthesize it from a different style. */
6936 if (NILP (newlist
) && !NILP (Vw32_enable_synthesized_fonts
))
6937 newlist
= w32_list_synthesized_fonts (f
, pattern
, size
, maxnames
);
6943 w32_list_synthesized_fonts (f
, pattern
, size
, max_names
)
6945 Lisp_Object pattern
;
6950 char *full_pattn
, *new_pattn
, foundary
[50], family
[50], *pattn_part2
;
6951 char style
[20], slant
;
6952 Lisp_Object matches
, tem
, synthed_matches
= Qnil
;
6954 full_pattn
= XSTRING (pattern
)->data
;
6956 pattn_part2
= alloca (XSTRING (pattern
)->size
);
6957 /* Allow some space for wildcard expansion. */
6958 new_pattn
= alloca (XSTRING (pattern
)->size
+ 100);
6960 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%19[^-]-%c-%s",
6961 foundary
, family
, style
, &slant
, pattn_part2
);
6962 if (fields
== EOF
|| fields
< 5)
6965 /* If the style and slant are wildcards already there is no point
6966 checking again (and we don't want to keep recursing). */
6967 if (*style
== '*' && slant
== '*')
6970 sprintf (new_pattn
, "-%s-%s-*-*-%s", foundary
, family
, pattn_part2
);
6972 matches
= w32_list_fonts (f
, build_string (new_pattn
), size
, max_names
);
6974 for ( ; CONSP (matches
); matches
= XCDR (matches
))
6976 tem
= XCAR (matches
);
6980 full_pattn
= XSTRING (tem
)->data
;
6981 fields
= sscanf (full_pattn
, "-%49[^-]-%49[^-]-%*[^-]-%*c-%s",
6982 foundary
, family
, pattn_part2
);
6983 if (fields
== EOF
|| fields
< 3)
6986 sprintf (new_pattn
, "-%s-%s-%s-%c-%s", foundary
, family
, style
,
6987 slant
, pattn_part2
);
6989 synthed_matches
= Fcons (build_string (new_pattn
),
6993 return synthed_matches
;
6997 /* Return a pointer to struct font_info of font FONT_IDX of frame F. */
6999 w32_get_font_info (f
, font_idx
)
7003 return (FRAME_W32_FONT_TABLE (f
) + font_idx
);
7008 w32_query_font (struct frame
*f
, char *fontname
)
7011 struct font_info
*pfi
;
7013 pfi
= FRAME_W32_FONT_TABLE (f
);
7015 for (i
= 0; i
< one_w32_display_info
.n_fonts
;i
++, pfi
++)
7017 if (strcmp(pfi
->name
, fontname
) == 0) return pfi
;
7023 /* Find a CCL program for a font specified by FONTP, and set the member
7024 `encoder' of the structure. */
7027 w32_find_ccl_program (fontp
)
7028 struct font_info
*fontp
;
7030 Lisp_Object list
, elt
;
7032 for (list
= Vfont_ccl_encoder_alist
; CONSP (list
); list
= XCDR (list
))
7036 && STRINGP (XCAR (elt
))
7037 && (fast_c_string_match_ignore_case (XCAR (elt
), fontp
->name
)
7043 struct ccl_program
*ccl
7044 = (struct ccl_program
*) xmalloc (sizeof (struct ccl_program
));
7046 if (setup_ccl_program (ccl
, XCDR (elt
)) < 0)
7049 fontp
->font_encoder
= ccl
;
7054 /* Find BDF files in a specified directory. (use GCPRO when calling,
7055 as this calls lisp to get a directory listing). */
7057 w32_find_bdf_fonts_in_dir (Lisp_Object directory
)
7059 Lisp_Object filelist
, list
= Qnil
;
7062 if (!STRINGP(directory
))
7065 filelist
= Fdirectory_files (directory
, Qt
,
7066 build_string (".*\\.[bB][dD][fF]"), Qt
);
7068 for ( ; CONSP(filelist
); filelist
= XCDR (filelist
))
7070 Lisp_Object filename
= XCAR (filelist
);
7071 if (w32_BDF_to_x_font (XSTRING (filename
)->data
, fontname
, 100))
7072 store_in_alist (&list
, build_string (fontname
), filename
);
7077 DEFUN ("w32-find-bdf-fonts", Fw32_find_bdf_fonts
, Sw32_find_bdf_fonts
,
7079 "Return a list of BDF fonts in DIR, suitable for appending to\n\
7080 w32-bdf-filename-alist. Fonts which do not contain an xlfd description\n\
7081 will not be included in the list. DIR may be a list of directories.")
7083 Lisp_Object directory
;
7085 Lisp_Object list
= Qnil
;
7086 struct gcpro gcpro1
, gcpro2
;
7088 if (!CONSP (directory
))
7089 return w32_find_bdf_fonts_in_dir (directory
);
7091 for ( ; CONSP (directory
); directory
= XCDR (directory
))
7093 Lisp_Object pair
[2];
7096 GCPRO2 (directory
, list
);
7097 pair
[1] = w32_find_bdf_fonts_in_dir( XCAR (directory
) );
7098 list
= Fnconc( 2, pair
);
7105 DEFUN ("xw-color-defined-p", Fxw_color_defined_p
, Sxw_color_defined_p
, 1, 2, 0,
7106 "Internal function called by `color-defined-p', which see.")
7108 Lisp_Object color
, frame
;
7111 FRAME_PTR f
= check_x_frame (frame
);
7113 CHECK_STRING (color
, 1);
7115 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7121 DEFUN ("xw-color-values", Fxw_color_values
, Sxw_color_values
, 1, 2, 0,
7122 "Internal function called by `color-values', which see.")
7124 Lisp_Object color
, frame
;
7127 FRAME_PTR f
= check_x_frame (frame
);
7129 CHECK_STRING (color
, 1);
7131 if (w32_defined_color (f
, XSTRING (color
)->data
, &foo
, 0))
7135 rgb
[0] = make_number ((GetRValue (foo
.pixel
) << 8)
7136 | GetRValue (foo
.pixel
));
7137 rgb
[1] = make_number ((GetGValue (foo
.pixel
) << 8)
7138 | GetGValue (foo
.pixel
));
7139 rgb
[2] = make_number ((GetBValue (foo
.pixel
) << 8)
7140 | GetBValue (foo
.pixel
));
7141 return Flist (3, rgb
);
7147 DEFUN ("xw-display-color-p", Fxw_display_color_p
, Sxw_display_color_p
, 0, 1, 0,
7148 "Internal function called by `display-color-p', which see.")
7150 Lisp_Object display
;
7152 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7154 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 2)
7160 DEFUN ("x-display-grayscale-p", Fx_display_grayscale_p
, Sx_display_grayscale_p
,
7162 "Return t if the X display supports shades of gray.\n\
7163 Note that color displays do support shades of gray.\n\
7164 The optional argument DISPLAY specifies which display to ask about.\n\
7165 DISPLAY should be either a frame or a display name (a string).\n\
7166 If omitted or nil, that stands for the selected frame's display.")
7168 Lisp_Object display
;
7170 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7172 if ((dpyinfo
->n_planes
* dpyinfo
->n_cbits
) <= 1)
7178 DEFUN ("x-display-pixel-width", Fx_display_pixel_width
, Sx_display_pixel_width
,
7180 "Returns the width in pixels of the X display DISPLAY.\n\
7181 The optional argument DISPLAY specifies which display to ask about.\n\
7182 DISPLAY should be either a frame or a display name (a string).\n\
7183 If omitted or nil, that stands for the selected frame's display.")
7185 Lisp_Object display
;
7187 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7189 return make_number (dpyinfo
->width
);
7192 DEFUN ("x-display-pixel-height", Fx_display_pixel_height
,
7193 Sx_display_pixel_height
, 0, 1, 0,
7194 "Returns the height in pixels of the X display DISPLAY.\n\
7195 The optional argument DISPLAY specifies which display to ask about.\n\
7196 DISPLAY should be either a frame or a display name (a string).\n\
7197 If omitted or nil, that stands for the selected frame's display.")
7199 Lisp_Object display
;
7201 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7203 return make_number (dpyinfo
->height
);
7206 DEFUN ("x-display-planes", Fx_display_planes
, Sx_display_planes
,
7208 "Returns the number of bitplanes of the display DISPLAY.\n\
7209 The optional argument DISPLAY specifies which display to ask about.\n\
7210 DISPLAY should be either a frame or a display name (a string).\n\
7211 If omitted or nil, that stands for the selected frame's display.")
7213 Lisp_Object display
;
7215 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7217 return make_number (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7220 DEFUN ("x-display-color-cells", Fx_display_color_cells
, Sx_display_color_cells
,
7222 "Returns the number of color cells of the display DISPLAY.\n\
7223 The optional argument DISPLAY specifies which display to ask about.\n\
7224 DISPLAY should be either a frame or a display name (a string).\n\
7225 If omitted or nil, that stands for the selected frame's display.")
7227 Lisp_Object display
;
7229 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7233 hdc
= GetDC (dpyinfo
->root_window
);
7234 if (dpyinfo
->has_palette
)
7235 cap
= GetDeviceCaps (hdc
,SIZEPALETTE
);
7237 cap
= GetDeviceCaps (hdc
,NUMCOLORS
);
7240 cap
= 1 << (dpyinfo
->n_planes
* dpyinfo
->n_cbits
);
7242 ReleaseDC (dpyinfo
->root_window
, hdc
);
7244 return make_number (cap
);
7247 DEFUN ("x-server-max-request-size", Fx_server_max_request_size
,
7248 Sx_server_max_request_size
,
7250 "Returns the maximum request size of the server of display DISPLAY.\n\
7251 The optional argument DISPLAY specifies which display to ask about.\n\
7252 DISPLAY should be either a frame or a display name (a string).\n\
7253 If omitted or nil, that stands for the selected frame's display.")
7255 Lisp_Object display
;
7257 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7259 return make_number (1);
7262 DEFUN ("x-server-vendor", Fx_server_vendor
, Sx_server_vendor
, 0, 1, 0,
7263 "Returns the vendor ID string of the W32 system (Microsoft).\n\
7264 The optional argument DISPLAY specifies which display to ask about.\n\
7265 DISPLAY should be either a frame or a display name (a string).\n\
7266 If omitted or nil, that stands for the selected frame's display.")
7268 Lisp_Object display
;
7270 return build_string ("Microsoft Corp.");
7273 DEFUN ("x-server-version", Fx_server_version
, Sx_server_version
, 0, 1, 0,
7274 "Returns the version numbers of the server of display DISPLAY.\n\
7275 The value is a list of three integers: the major and minor\n\
7276 version numbers, and the vendor-specific release\n\
7277 number. See also the function `x-server-vendor'.\n\n\
7278 The optional argument DISPLAY specifies which display to ask about.\n\
7279 DISPLAY should be either a frame or a display name (a string).\n\
7280 If omitted or nil, that stands for the selected frame's display.")
7282 Lisp_Object display
;
7284 return Fcons (make_number (w32_major_version
),
7285 Fcons (make_number (w32_minor_version
),
7286 Fcons (make_number (w32_build_number
), Qnil
)));
7289 DEFUN ("x-display-screens", Fx_display_screens
, Sx_display_screens
, 0, 1, 0,
7290 "Returns the number of screens on the server of display DISPLAY.\n\
7291 The optional argument DISPLAY specifies which display to ask about.\n\
7292 DISPLAY should be either a frame or a display name (a string).\n\
7293 If omitted or nil, that stands for the selected frame's display.")
7295 Lisp_Object display
;
7297 return make_number (1);
7300 DEFUN ("x-display-mm-height", Fx_display_mm_height
, Sx_display_mm_height
, 0, 1, 0,
7301 "Returns the height in millimeters of the X display DISPLAY.\n\
7302 The optional argument DISPLAY specifies which display to ask about.\n\
7303 DISPLAY should be either a frame or a display name (a string).\n\
7304 If omitted or nil, that stands for the selected frame's display.")
7306 Lisp_Object display
;
7308 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7312 hdc
= GetDC (dpyinfo
->root_window
);
7314 cap
= GetDeviceCaps (hdc
, VERTSIZE
);
7316 ReleaseDC (dpyinfo
->root_window
, hdc
);
7318 return make_number (cap
);
7321 DEFUN ("x-display-mm-width", Fx_display_mm_width
, Sx_display_mm_width
, 0, 1, 0,
7322 "Returns the width in millimeters of the X display DISPLAY.\n\
7323 The optional argument DISPLAY specifies which display to ask about.\n\
7324 DISPLAY should be either a frame or a display name (a string).\n\
7325 If omitted or nil, that stands for the selected frame's display.")
7327 Lisp_Object display
;
7329 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7334 hdc
= GetDC (dpyinfo
->root_window
);
7336 cap
= GetDeviceCaps (hdc
, HORZSIZE
);
7338 ReleaseDC (dpyinfo
->root_window
, hdc
);
7340 return make_number (cap
);
7343 DEFUN ("x-display-backing-store", Fx_display_backing_store
,
7344 Sx_display_backing_store
, 0, 1, 0,
7345 "Returns an indication of whether display DISPLAY does backing store.\n\
7346 The value may be `always', `when-mapped', or `not-useful'.\n\
7347 The optional argument DISPLAY specifies which display to ask about.\n\
7348 DISPLAY should be either a frame or a display name (a string).\n\
7349 If omitted or nil, that stands for the selected frame's display.")
7351 Lisp_Object display
;
7353 return intern ("not-useful");
7356 DEFUN ("x-display-visual-class", Fx_display_visual_class
,
7357 Sx_display_visual_class
, 0, 1, 0,
7358 "Returns the visual class of the display DISPLAY.\n\
7359 The value is one of the symbols `static-gray', `gray-scale',\n\
7360 `static-color', `pseudo-color', `true-color', or `direct-color'.\n\n\
7361 The optional argument DISPLAY specifies which display to ask about.\n\
7362 DISPLAY should be either a frame or a display name (a string).\n\
7363 If omitted or nil, that stands for the selected frame's display.")
7365 Lisp_Object display
;
7367 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7368 Lisp_Object result
= Qnil
;
7370 if (dpyinfo
->has_palette
)
7371 result
= intern ("pseudo-color");
7372 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 1)
7373 result
= intern ("static-grey");
7374 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
== 4)
7375 result
= intern ("static-color");
7376 else if (dpyinfo
->n_planes
* dpyinfo
->n_cbits
> 8)
7377 result
= intern ("true-color");
7382 DEFUN ("x-display-save-under", Fx_display_save_under
,
7383 Sx_display_save_under
, 0, 1, 0,
7384 "Returns t if the display DISPLAY supports the save-under feature.\n\
7385 The optional argument DISPLAY specifies which display to ask about.\n\
7386 DISPLAY should be either a frame or a display name (a string).\n\
7387 If omitted or nil, that stands for the selected frame's display.")
7389 Lisp_Object display
;
7396 register struct frame
*f
;
7398 return PIXEL_WIDTH (f
);
7403 register struct frame
*f
;
7405 return PIXEL_HEIGHT (f
);
7410 register struct frame
*f
;
7412 return FONT_WIDTH (f
->output_data
.w32
->font
);
7417 register struct frame
*f
;
7419 return f
->output_data
.w32
->line_height
;
7424 register struct frame
*f
;
7426 return FRAME_W32_DISPLAY_INFO (f
)->n_planes
;
7429 /* Return the display structure for the display named NAME.
7430 Open a new connection if necessary. */
7432 struct w32_display_info
*
7433 x_display_info_for_name (name
)
7437 struct w32_display_info
*dpyinfo
;
7439 CHECK_STRING (name
, 0);
7441 for (dpyinfo
= &one_w32_display_info
, names
= w32_display_name_list
;
7443 dpyinfo
= dpyinfo
->next
, names
= XCDR (names
))
7446 tem
= Fstring_equal (XCAR (XCAR (names
)), name
);
7451 /* Use this general default value to start with. */
7452 Vx_resource_name
= Vinvocation_name
;
7454 validate_x_resource_name ();
7456 dpyinfo
= w32_term_init (name
, (unsigned char *)0,
7457 (char *) XSTRING (Vx_resource_name
)->data
);
7460 error ("Cannot connect to server %s", XSTRING (name
)->data
);
7463 XSETFASTINT (Vwindow_system_version
, 3);
7468 DEFUN ("x-open-connection", Fx_open_connection
, Sx_open_connection
,
7469 1, 3, 0, "Open a connection to a server.\n\
7470 DISPLAY is the name of the display to connect to.\n\
7471 Optional second arg XRM-STRING is a string of resources in xrdb format.\n\
7472 If the optional third arg MUST-SUCCEED is non-nil,\n\
7473 terminate Emacs if we can't open the connection.")
7474 (display
, xrm_string
, must_succeed
)
7475 Lisp_Object display
, xrm_string
, must_succeed
;
7477 unsigned char *xrm_option
;
7478 struct w32_display_info
*dpyinfo
;
7480 CHECK_STRING (display
, 0);
7481 if (! NILP (xrm_string
))
7482 CHECK_STRING (xrm_string
, 1);
7484 if (! EQ (Vwindow_system
, intern ("w32")))
7485 error ("Not using Microsoft Windows");
7487 /* Allow color mapping to be defined externally; first look in user's
7488 HOME directory, then in Emacs etc dir for a file called rgb.txt. */
7490 Lisp_Object color_file
;
7491 struct gcpro gcpro1
;
7493 color_file
= build_string("~/rgb.txt");
7495 GCPRO1 (color_file
);
7497 if (NILP (Ffile_readable_p (color_file
)))
7499 Fexpand_file_name (build_string ("rgb.txt"),
7500 Fsymbol_value (intern ("data-directory")));
7502 Vw32_color_map
= Fw32_load_color_file (color_file
);
7506 if (NILP (Vw32_color_map
))
7507 Vw32_color_map
= Fw32_default_color_map ();
7509 if (! NILP (xrm_string
))
7510 xrm_option
= (unsigned char *) XSTRING (xrm_string
)->data
;
7512 xrm_option
= (unsigned char *) 0;
7514 /* Use this general default value to start with. */
7515 /* First remove .exe suffix from invocation-name - it looks ugly. */
7517 char basename
[ MAX_PATH
], *str
;
7519 strcpy (basename
, XSTRING (Vinvocation_name
)->data
);
7520 str
= strrchr (basename
, '.');
7522 Vinvocation_name
= build_string (basename
);
7524 Vx_resource_name
= Vinvocation_name
;
7526 validate_x_resource_name ();
7528 /* This is what opens the connection and sets x_current_display.
7529 This also initializes many symbols, such as those used for input. */
7530 dpyinfo
= w32_term_init (display
, xrm_option
,
7531 (char *) XSTRING (Vx_resource_name
)->data
);
7535 if (!NILP (must_succeed
))
7536 fatal ("Cannot connect to server %s.\n",
7537 XSTRING (display
)->data
);
7539 error ("Cannot connect to server %s", XSTRING (display
)->data
);
7544 XSETFASTINT (Vwindow_system_version
, 3);
7548 DEFUN ("x-close-connection", Fx_close_connection
,
7549 Sx_close_connection
, 1, 1, 0,
7550 "Close the connection to DISPLAY's server.\n\
7551 For DISPLAY, specify either a frame or a display name (a string).\n\
7552 If DISPLAY is nil, that stands for the selected frame's display.")
7554 Lisp_Object display
;
7556 struct w32_display_info
*dpyinfo
= check_x_display_info (display
);
7559 if (dpyinfo
->reference_count
> 0)
7560 error ("Display still has frames on it");
7563 /* Free the fonts in the font table. */
7564 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
7565 if (dpyinfo
->font_table
[i
].name
)
7567 if (dpyinfo
->font_table
[i
].name
!= dpyinfo
->font_table
[i
].full_name
)
7568 xfree (dpyinfo
->font_table
[i
].full_name
);
7569 xfree (dpyinfo
->font_table
[i
].name
);
7570 w32_unload_font (dpyinfo
, dpyinfo
->font_table
[i
].font
);
7572 x_destroy_all_bitmaps (dpyinfo
);
7574 x_delete_display (dpyinfo
);
7580 DEFUN ("x-display-list", Fx_display_list
, Sx_display_list
, 0, 0, 0,
7581 "Return the list of display names that Emacs has connections to.")
7584 Lisp_Object tail
, result
;
7587 for (tail
= w32_display_name_list
; ! NILP (tail
); tail
= XCDR (tail
))
7588 result
= Fcons (XCAR (XCAR (tail
)), result
);
7593 DEFUN ("x-synchronize", Fx_synchronize
, Sx_synchronize
, 1, 2, 0,
7594 "If ON is non-nil, report errors as soon as the erring request is made.\n\
7595 If ON is nil, allow buffering of requests.\n\
7596 This is a noop on W32 systems.\n\
7597 The optional second argument DISPLAY specifies which display to act on.\n\
7598 DISPLAY should be either a frame or a display name (a string).\n\
7599 If DISPLAY is omitted or nil, that stands for the selected frame's display.")
7601 Lisp_Object display
, on
;
7608 /***********************************************************************
7610 ***********************************************************************/
7612 /* Value is the number of elements of vector VECTOR. */
7614 #define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
7616 /* List of supported image types. Use define_image_type to add new
7617 types. Use lookup_image_type to find a type for a given symbol. */
7619 static struct image_type
*image_types
;
7621 /* The symbol `image' which is the car of the lists used to represent
7624 extern Lisp_Object Qimage
;
7626 /* The symbol `xbm' which is used as the type symbol for XBM images. */
7632 extern Lisp_Object QCwidth
, QCheight
, QCforeground
, QCbackground
, QCfile
;
7633 extern Lisp_Object QCdata
;
7634 Lisp_Object QCtype
, QCascent
, QCmargin
, QCrelief
;
7635 Lisp_Object QCconversion
, QCcolor_symbols
, QCheuristic_mask
;
7636 Lisp_Object QCindex
;
7638 /* Other symbols. */
7640 Lisp_Object Qlaplace
;
7642 /* Time in seconds after which images should be removed from the cache
7643 if not displayed. */
7645 Lisp_Object Vimage_cache_eviction_delay
;
7647 /* Function prototypes. */
7649 static void define_image_type
P_ ((struct image_type
*type
));
7650 static struct image_type
*lookup_image_type
P_ ((Lisp_Object symbol
));
7651 static void image_error
P_ ((char *format
, Lisp_Object
, Lisp_Object
));
7652 static void x_laplace
P_ ((struct frame
*, struct image
*));
7653 static int x_build_heuristic_mask
P_ ((struct frame
*, struct image
*,
7657 /* Define a new image type from TYPE. This adds a copy of TYPE to
7658 image_types and adds the symbol *TYPE->type to Vimage_types. */
7661 define_image_type (type
)
7662 struct image_type
*type
;
7664 /* Make a copy of TYPE to avoid a bus error in a dumped Emacs.
7665 The initialized data segment is read-only. */
7666 struct image_type
*p
= (struct image_type
*) xmalloc (sizeof *p
);
7667 bcopy (type
, p
, sizeof *p
);
7668 p
->next
= image_types
;
7670 Vimage_types
= Fcons (*p
->type
, Vimage_types
);
7674 /* Look up image type SYMBOL, and return a pointer to its image_type
7675 structure. Value is null if SYMBOL is not a known image type. */
7677 static INLINE
struct image_type
*
7678 lookup_image_type (symbol
)
7681 struct image_type
*type
;
7683 for (type
= image_types
; type
; type
= type
->next
)
7684 if (EQ (symbol
, *type
->type
))
7691 /* Value is non-zero if OBJECT is a valid Lisp image specification. A
7692 valid image specification is a list whose car is the symbol
7693 `image', and whose rest is a property list. The property list must
7694 contain a value for key `:type'. That value must be the name of a
7695 supported image type. The rest of the property list depends on the
7699 valid_image_p (object
)
7704 if (CONSP (object
) && EQ (XCAR (object
), Qimage
))
7706 Lisp_Object symbol
= Fplist_get (XCDR (object
), QCtype
);
7707 struct image_type
*type
= lookup_image_type (symbol
);
7710 valid_p
= type
->valid_p (object
);
7717 /* Log error message with format string FORMAT and argument ARG.
7718 Signaling an error, e.g. when an image cannot be loaded, is not a
7719 good idea because this would interrupt redisplay, and the error
7720 message display would lead to another redisplay. This function
7721 therefore simply displays a message. */
7724 image_error (format
, arg1
, arg2
)
7726 Lisp_Object arg1
, arg2
;
7728 add_to_log (format
, arg1
, arg2
);
7733 /***********************************************************************
7734 Image specifications
7735 ***********************************************************************/
7737 enum image_value_type
7739 IMAGE_DONT_CHECK_VALUE_TYPE
,
7742 IMAGE_POSITIVE_INTEGER_VALUE
,
7743 IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
,
7744 IMAGE_NON_NEGATIVE_INTEGER_VALUE
,
7746 IMAGE_INTEGER_VALUE
,
7747 IMAGE_FUNCTION_VALUE
,
7752 /* Structure used when parsing image specifications. */
7754 struct image_keyword
7756 /* Name of keyword. */
7759 /* The type of value allowed. */
7760 enum image_value_type type
;
7762 /* Non-zero means key must be present. */
7765 /* Used to recognize duplicate keywords in a property list. */
7768 /* The value that was found. */
7773 static int parse_image_spec
P_ ((Lisp_Object
, struct image_keyword
*,
7775 static Lisp_Object image_spec_value
P_ ((Lisp_Object
, Lisp_Object
, int *));
7778 /* Parse image spec SPEC according to KEYWORDS. A valid image spec
7779 has the format (image KEYWORD VALUE ...). One of the keyword/
7780 value pairs must be `:type TYPE'. KEYWORDS is a vector of
7781 image_keywords structures of size NKEYWORDS describing other
7782 allowed keyword/value pairs. Value is non-zero if SPEC is valid. */
7785 parse_image_spec (spec
, keywords
, nkeywords
, type
)
7787 struct image_keyword
*keywords
;
7794 if (!CONSP (spec
) || !EQ (XCAR (spec
), Qimage
))
7797 plist
= XCDR (spec
);
7798 while (CONSP (plist
))
7800 Lisp_Object key
, value
;
7802 /* First element of a pair must be a symbol. */
7804 plist
= XCDR (plist
);
7808 /* There must follow a value. */
7811 value
= XCAR (plist
);
7812 plist
= XCDR (plist
);
7814 /* Find key in KEYWORDS. Error if not found. */
7815 for (i
= 0; i
< nkeywords
; ++i
)
7816 if (strcmp (keywords
[i
].name
, XSYMBOL (key
)->name
->data
) == 0)
7822 /* Record that we recognized the keyword. If a keywords
7823 was found more than once, it's an error. */
7824 keywords
[i
].value
= value
;
7825 ++keywords
[i
].count
;
7827 if (keywords
[i
].count
> 1)
7830 /* Check type of value against allowed type. */
7831 switch (keywords
[i
].type
)
7833 case IMAGE_STRING_VALUE
:
7834 if (!STRINGP (value
))
7838 case IMAGE_SYMBOL_VALUE
:
7839 if (!SYMBOLP (value
))
7843 case IMAGE_POSITIVE_INTEGER_VALUE
:
7844 if (!INTEGERP (value
) || XINT (value
) <= 0)
7848 case IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
:
7849 if (INTEGERP (value
) && XINT (value
) >= 0)
7852 && INTEGERP (XCAR (value
)) && INTEGERP (XCDR (value
))
7853 && XINT (XCAR (value
)) >= 0 && XINT (XCDR (value
)) >= 0)
7857 case IMAGE_ASCENT_VALUE
:
7858 if (SYMBOLP (value
) && EQ (value
, Qcenter
))
7860 else if (INTEGERP (value
)
7861 && XINT (value
) >= 0
7862 && XINT (value
) <= 100)
7866 case IMAGE_NON_NEGATIVE_INTEGER_VALUE
:
7867 if (!INTEGERP (value
) || XINT (value
) < 0)
7871 case IMAGE_DONT_CHECK_VALUE_TYPE
:
7874 case IMAGE_FUNCTION_VALUE
:
7875 value
= indirect_function (value
);
7877 || COMPILEDP (value
)
7878 || (CONSP (value
) && EQ (XCAR (value
), Qlambda
)))
7882 case IMAGE_NUMBER_VALUE
:
7883 if (!INTEGERP (value
) && !FLOATP (value
))
7887 case IMAGE_INTEGER_VALUE
:
7888 if (!INTEGERP (value
))
7892 case IMAGE_BOOL_VALUE
:
7893 if (!NILP (value
) && !EQ (value
, Qt
))
7902 if (EQ (key
, QCtype
) && !EQ (type
, value
))
7906 /* Check that all mandatory fields are present. */
7907 for (i
= 0; i
< nkeywords
; ++i
)
7908 if (keywords
[i
].mandatory_p
&& keywords
[i
].count
== 0)
7911 return NILP (plist
);
7915 /* Return the value of KEY in image specification SPEC. Value is nil
7916 if KEY is not present in SPEC. if FOUND is not null, set *FOUND
7917 to 1 if KEY was found in SPEC, set it to 0 otherwise. */
7920 image_spec_value (spec
, key
, found
)
7921 Lisp_Object spec
, key
;
7926 xassert (valid_image_p (spec
));
7928 for (tail
= XCDR (spec
);
7929 CONSP (tail
) && CONSP (XCDR (tail
));
7930 tail
= XCDR (XCDR (tail
)))
7932 if (EQ (XCAR (tail
), key
))
7936 return XCAR (XCDR (tail
));
7948 /***********************************************************************
7949 Image type independent image structures
7950 ***********************************************************************/
7952 static struct image
*make_image
P_ ((Lisp_Object spec
, unsigned hash
));
7953 static void free_image
P_ ((struct frame
*f
, struct image
*img
));
7956 /* Allocate and return a new image structure for image specification
7957 SPEC. SPEC has a hash value of HASH. */
7959 static struct image
*
7960 make_image (spec
, hash
)
7964 struct image
*img
= (struct image
*) xmalloc (sizeof *img
);
7966 xassert (valid_image_p (spec
));
7967 bzero (img
, sizeof *img
);
7968 img
->type
= lookup_image_type (image_spec_value (spec
, QCtype
, NULL
));
7969 xassert (img
->type
!= NULL
);
7971 img
->data
.lisp_val
= Qnil
;
7972 img
->ascent
= DEFAULT_IMAGE_ASCENT
;
7978 /* Free image IMG which was used on frame F, including its resources. */
7987 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
7989 /* Remove IMG from the hash table of its cache. */
7991 img
->prev
->next
= img
->next
;
7993 c
->buckets
[img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
] = img
->next
;
7996 img
->next
->prev
= img
->prev
;
7998 c
->images
[img
->id
] = NULL
;
8000 /* Free resources, then free IMG. */
8001 img
->type
->free (f
, img
);
8007 /* Prepare image IMG for display on frame F. Must be called before
8008 drawing an image. */
8011 prepare_image_for_display (f
, img
)
8017 /* We're about to display IMG, so set its timestamp to `now'. */
8019 img
->timestamp
= EMACS_SECS (t
);
8021 /* If IMG doesn't have a pixmap yet, load it now, using the image
8022 type dependent loader function. */
8023 if (img
->pixmap
== 0 && !img
->load_failed_p
)
8024 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8028 /* Value is the number of pixels for the ascent of image IMG when
8029 drawn in face FACE. */
8032 image_ascent (img
, face
)
8036 int height
= img
->height
+ img
->vmargin
;
8039 if (img
->ascent
== CENTERED_IMAGE_ASCENT
)
8042 ascent
= height
/ 2 - (FONT_DESCENT(face
->font
)
8043 - FONT_BASE(face
->font
)) / 2;
8045 ascent
= height
/ 2;
8048 ascent
= height
* img
->ascent
/ 100.0;
8055 /***********************************************************************
8056 Helper functions for X image types
8057 ***********************************************************************/
8059 static void x_clear_image
P_ ((struct frame
*f
, struct image
*img
));
8060 static unsigned long x_alloc_image_color
P_ ((struct frame
*f
,
8062 Lisp_Object color_name
,
8063 unsigned long dflt
));
8065 /* Free X resources of image IMG which is used on frame F. */
8068 x_clear_image (f
, img
)
8072 #if 0 /* TODO: W32 image support */
8077 XFreePixmap (NULL
, img
->pixmap
);
8084 int class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
8086 /* If display has an immutable color map, freeing colors is not
8087 necessary and some servers don't allow it. So don't do it. */
8088 if (class != StaticColor
8089 && class != StaticGray
8090 && class != TrueColor
)
8094 cmap
= DefaultColormapOfScreen (FRAME_W32_DISPLAY_INFO (f
)->screen
);
8095 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
, img
->colors
,
8100 xfree (img
->colors
);
8108 /* Allocate color COLOR_NAME for image IMG on frame F. If color
8109 cannot be allocated, use DFLT. Add a newly allocated color to
8110 IMG->colors, so that it can be freed again. Value is the pixel
8113 static unsigned long
8114 x_alloc_image_color (f
, img
, color_name
, dflt
)
8117 Lisp_Object color_name
;
8120 #if 0 /* TODO: allocing colors. */
8122 unsigned long result
;
8124 xassert (STRINGP (color_name
));
8126 if (w32_defined_color (f
, XSTRING (color_name
)->data
, &color
, 1))
8128 /* This isn't called frequently so we get away with simply
8129 reallocating the color vector to the needed size, here. */
8132 (unsigned long *) xrealloc (img
->colors
,
8133 img
->ncolors
* sizeof *img
->colors
);
8134 img
->colors
[img
->ncolors
- 1] = color
.pixel
;
8135 result
= color
.pixel
;
8146 /***********************************************************************
8148 ***********************************************************************/
8150 static void cache_image
P_ ((struct frame
*f
, struct image
*img
));
8153 /* Return a new, initialized image cache that is allocated from the
8154 heap. Call free_image_cache to free an image cache. */
8156 struct image_cache
*
8159 struct image_cache
*c
= (struct image_cache
*) xmalloc (sizeof *c
);
8162 bzero (c
, sizeof *c
);
8164 c
->images
= (struct image
**) xmalloc (c
->size
* sizeof *c
->images
);
8165 size
= IMAGE_CACHE_BUCKETS_SIZE
* sizeof *c
->buckets
;
8166 c
->buckets
= (struct image
**) xmalloc (size
);
8167 bzero (c
->buckets
, size
);
8172 /* Free image cache of frame F. Be aware that X frames share images
8176 free_image_cache (f
)
8179 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8184 /* Cache should not be referenced by any frame when freed. */
8185 xassert (c
->refcount
== 0);
8187 for (i
= 0; i
< c
->used
; ++i
)
8188 free_image (f
, c
->images
[i
]);
8192 FRAME_X_IMAGE_CACHE (f
) = NULL
;
8197 /* Clear image cache of frame F. FORCE_P non-zero means free all
8198 images. FORCE_P zero means clear only images that haven't been
8199 displayed for some time. Should be called from time to time to
8200 reduce the number of loaded images. If image-eviction-seconds is
8201 non-nil, this frees images in the cache which weren't displayed for
8202 at least that many seconds. */
8205 clear_image_cache (f
, force_p
)
8209 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8211 if (c
&& INTEGERP (Vimage_cache_eviction_delay
))
8215 int i
, any_freed_p
= 0;
8218 old
= EMACS_SECS (t
) - XFASTINT (Vimage_cache_eviction_delay
);
8220 for (i
= 0; i
< c
->used
; ++i
)
8222 struct image
*img
= c
->images
[i
];
8225 || (img
->timestamp
> old
)))
8227 free_image (f
, img
);
8232 /* We may be clearing the image cache because, for example,
8233 Emacs was iconified for a longer period of time. In that
8234 case, current matrices may still contain references to
8235 images freed above. So, clear these matrices. */
8238 clear_current_matrices (f
);
8239 ++windows_or_buffers_changed
;
8245 DEFUN ("clear-image-cache", Fclear_image_cache
, Sclear_image_cache
,
8247 "Clear the image cache of FRAME.\n\
8248 FRAME nil or omitted means use the selected frame.\n\
8249 FRAME t means clear the image caches of all frames.")
8257 FOR_EACH_FRAME (tail
, frame
)
8258 if (FRAME_W32_P (XFRAME (frame
)))
8259 clear_image_cache (XFRAME (frame
), 1);
8262 clear_image_cache (check_x_frame (frame
), 1);
8268 /* Return the id of image with Lisp specification SPEC on frame F.
8269 SPEC must be a valid Lisp image specification (see valid_image_p). */
8272 lookup_image (f
, spec
)
8276 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8280 struct gcpro gcpro1
;
8283 /* F must be a window-system frame, and SPEC must be a valid image
8285 xassert (FRAME_WINDOW_P (f
));
8286 xassert (valid_image_p (spec
));
8290 /* Look up SPEC in the hash table of the image cache. */
8291 hash
= sxhash (spec
, 0);
8292 i
= hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8294 for (img
= c
->buckets
[i
]; img
; img
= img
->next
)
8295 if (img
->hash
== hash
&& !NILP (Fequal (img
->spec
, spec
)))
8298 /* If not found, create a new image and cache it. */
8302 img
= make_image (spec
, hash
);
8303 cache_image (f
, img
);
8304 img
->load_failed_p
= img
->type
->load (f
, img
) == 0;
8306 /* If we can't load the image, and we don't have a width and
8307 height, use some arbitrary width and height so that we can
8308 draw a rectangle for it. */
8309 if (img
->load_failed_p
)
8313 value
= image_spec_value (spec
, QCwidth
, NULL
);
8314 img
->width
= (INTEGERP (value
)
8315 ? XFASTINT (value
) : DEFAULT_IMAGE_WIDTH
);
8316 value
= image_spec_value (spec
, QCheight
, NULL
);
8317 img
->height
= (INTEGERP (value
)
8318 ? XFASTINT (value
) : DEFAULT_IMAGE_HEIGHT
);
8322 /* Handle image type independent image attributes
8323 `:ascent PERCENT', `:margin MARGIN', `:relief RELIEF'. */
8324 Lisp_Object ascent
, margin
, relief
;
8326 ascent
= image_spec_value (spec
, QCascent
, NULL
);
8327 if (INTEGERP (ascent
))
8328 img
->ascent
= XFASTINT (ascent
);
8329 else if (EQ (ascent
, Qcenter
))
8330 img
->ascent
= CENTERED_IMAGE_ASCENT
;
8332 margin
= image_spec_value (spec
, QCmargin
, NULL
);
8333 if (INTEGERP (margin
) && XINT (margin
) >= 0)
8334 img
->vmargin
= img
->hmargin
= XFASTINT (margin
);
8335 else if (CONSP (margin
) && INTEGERP (XCAR (margin
))
8336 && INTEGERP (XCDR (margin
)))
8338 if (XINT (XCAR (margin
)) > 0)
8339 img
->hmargin
= XFASTINT (XCAR (margin
));
8340 if (XINT (XCDR (margin
)) > 0)
8341 img
->vmargin
= XFASTINT (XCDR (margin
));
8344 relief
= image_spec_value (spec
, QCrelief
, NULL
);
8345 if (INTEGERP (relief
))
8347 img
->relief
= XINT (relief
);
8348 img
->hmargin
+= abs (img
->relief
);
8349 img
->vmargin
+= abs (img
->relief
);
8352 #if 0 /* TODO: image mask and algorithm. */
8353 /* Manipulation of the image's mask. */
8356 /* `:heuristic-mask t'
8358 means build a mask heuristically.
8359 `:heuristic-mask (R G B)'
8360 `:mask (heuristic (R G B))'
8361 means build a mask from color (R G B) in the
8364 means remove a mask, if any. */
8368 mask
= image_spec_value (spec
, QCheuristic_mask
, NULL
);
8370 x_build_heuristic_mask (f
, img
, mask
);
8375 mask
= image_spec_value (spec
, QCmask
, &found_p
);
8377 if (EQ (mask
, Qheuristic
))
8378 x_build_heuristic_mask (f
, img
, Qt
);
8379 else if (CONSP (mask
)
8380 && EQ (XCAR (mask
), Qheuristic
))
8382 if (CONSP (XCDR (mask
)))
8383 x_build_heuristic_mask (f
, img
, XCAR (XCDR (mask
)));
8385 x_build_heuristic_mask (f
, img
, XCDR (mask
));
8387 else if (NILP (mask
) && found_p
&& img
->mask
)
8389 XFreePixmap (FRAME_X_DISPLAY (f
), img
->mask
);
8395 /* Should we apply an image transformation algorithm? */
8398 Lisp_Object conversion
;
8400 algorithm
= image_spec_value (spec
, QCconversion
, NULL
);
8401 if (EQ (conversion
, Qdisabled
))
8402 x_disable_image (f
, img
);
8403 else if (EQ (conversion
, Qlaplace
))
8405 else if (EQ (conversion
, Qemboss
))
8407 else if (CONSP (conversion
)
8408 && EQ (XCAR (conversion
), Qedge_detection
))
8411 tem
= XCDR (conversion
);
8413 x_edge_detection (f
, img
,
8414 Fplist_get (tem
, QCmatrix
),
8415 Fplist_get (tem
, QCcolor_adjustment
));
8421 xassert (!interrupt_input_blocked
);
8424 /* We're using IMG, so set its timestamp to `now'. */
8425 EMACS_GET_TIME (now
);
8426 img
->timestamp
= EMACS_SECS (now
);
8430 /* Value is the image id. */
8435 /* Cache image IMG in the image cache of frame F. */
8438 cache_image (f
, img
)
8442 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8445 /* Find a free slot in c->images. */
8446 for (i
= 0; i
< c
->used
; ++i
)
8447 if (c
->images
[i
] == NULL
)
8450 /* If no free slot found, maybe enlarge c->images. */
8451 if (i
== c
->used
&& c
->used
== c
->size
)
8454 c
->images
= (struct image
**) xrealloc (c
->images
,
8455 c
->size
* sizeof *c
->images
);
8458 /* Add IMG to c->images, and assign IMG an id. */
8464 /* Add IMG to the cache's hash table. */
8465 i
= img
->hash
% IMAGE_CACHE_BUCKETS_SIZE
;
8466 img
->next
= c
->buckets
[i
];
8468 img
->next
->prev
= img
;
8470 c
->buckets
[i
] = img
;
8474 /* Call FN on every image in the image cache of frame F. Used to mark
8475 Lisp Objects in the image cache. */
8478 forall_images_in_image_cache (f
, fn
)
8480 void (*fn
) P_ ((struct image
*img
));
8482 if (FRAME_LIVE_P (f
) && FRAME_W32_P (f
))
8484 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
8488 for (i
= 0; i
< c
->used
; ++i
)
8497 /***********************************************************************
8499 ***********************************************************************/
8501 #if 0 /* TODO: W32 specific image code. */
8503 static int x_create_x_image_and_pixmap
P_ ((struct frame
*, int, int, int,
8504 XImage
**, Pixmap
*));
8505 static void x_destroy_x_image
P_ ((XImage
*));
8506 static void x_put_x_image
P_ ((struct frame
*, XImage
*, Pixmap
, int, int));
8509 /* Create an XImage and a pixmap of size WIDTH x HEIGHT for use on
8510 frame F. Set *XIMG and *PIXMAP to the XImage and Pixmap created.
8511 Set (*XIMG)->data to a raster of WIDTH x HEIGHT pixels allocated
8512 via xmalloc. Print error messages via image_error if an error
8513 occurs. Value is non-zero if successful. */
8516 x_create_x_image_and_pixmap (f
, width
, height
, depth
, ximg
, pixmap
)
8518 int width
, height
, depth
;
8522 #if 0 /* TODO: Image support for W32 */
8523 Display
*display
= FRAME_W32_DISPLAY (f
);
8524 Screen
*screen
= FRAME_X_SCREEN (f
);
8525 Window window
= FRAME_W32_WINDOW (f
);
8527 xassert (interrupt_input_blocked
);
8530 depth
= DefaultDepthOfScreen (screen
);
8531 *ximg
= XCreateImage (display
, DefaultVisualOfScreen (screen
),
8532 depth
, ZPixmap
, 0, NULL
, width
, height
,
8533 depth
> 16 ? 32 : depth
> 8 ? 16 : 8, 0);
8536 image_error ("Unable to allocate X image", Qnil
, Qnil
);
8540 /* Allocate image raster. */
8541 (*ximg
)->data
= (char *) xmalloc ((*ximg
)->bytes_per_line
* height
);
8543 /* Allocate a pixmap of the same size. */
8544 *pixmap
= XCreatePixmap (display
, window
, width
, height
, depth
);
8547 x_destroy_x_image (*ximg
);
8549 image_error ("Unable to create X pixmap", Qnil
, Qnil
);
8557 /* Destroy XImage XIMG. Free XIMG->data. */
8560 x_destroy_x_image (ximg
)
8563 xassert (interrupt_input_blocked
);
8568 XDestroyImage (ximg
);
8573 /* Put XImage XIMG into pixmap PIXMAP on frame F. WIDTH and HEIGHT
8574 are width and height of both the image and pixmap. */
8577 x_put_x_image (f
, ximg
, pixmap
, width
, height
)
8584 xassert (interrupt_input_blocked
);
8585 gc
= XCreateGC (NULL
, pixmap
, 0, NULL
);
8586 XPutImage (NULL
, pixmap
, gc
, ximg
, 0, 0, 0, 0, width
, height
);
8593 /***********************************************************************
8595 ***********************************************************************/
8597 static Lisp_Object x_find_image_file
P_ ((Lisp_Object
));
8599 /* Find image file FILE. Look in data-directory, then
8600 x-bitmap-file-path. Value is the full name of the file found, or
8601 nil if not found. */
8604 x_find_image_file (file
)
8607 Lisp_Object file_found
, search_path
;
8608 struct gcpro gcpro1
, gcpro2
;
8612 search_path
= Fcons (Vdata_directory
, Vx_bitmap_file_path
);
8613 GCPRO2 (file_found
, search_path
);
8615 /* Try to find FILE in data-directory, then x-bitmap-file-path. */
8616 fd
= openp (search_path
, file
, "", &file_found
, 0);
8629 /***********************************************************************
8631 ***********************************************************************/
8633 static int xbm_load
P_ ((struct frame
*f
, struct image
*img
));
8634 static int xbm_load_image_from_file
P_ ((struct frame
*f
, struct image
*img
,
8636 static int xbm_image_p
P_ ((Lisp_Object object
));
8637 static int xbm_read_bitmap_file_data
P_ ((char *, int *, int *,
8641 /* Indices of image specification fields in xbm_format, below. */
8643 enum xbm_keyword_index
8660 /* Vector of image_keyword structures describing the format
8661 of valid XBM image specifications. */
8663 static struct image_keyword xbm_format
[XBM_LAST
] =
8665 {":type", IMAGE_SYMBOL_VALUE
, 1},
8666 {":file", IMAGE_STRING_VALUE
, 0},
8667 {":width", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8668 {":height", IMAGE_POSITIVE_INTEGER_VALUE
, 0},
8669 {":data", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8670 {":foreground", IMAGE_STRING_VALUE
, 0},
8671 {":background", IMAGE_STRING_VALUE
, 0},
8672 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
8673 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
8674 {":relief", IMAGE_INTEGER_VALUE
, 0},
8675 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
8676 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
8679 /* Structure describing the image type XBM. */
8681 static struct image_type xbm_type
=
8690 /* Tokens returned from xbm_scan. */
8699 /* Return non-zero if OBJECT is a valid XBM-type image specification.
8700 A valid specification is a list starting with the symbol `image'
8701 The rest of the list is a property list which must contain an
8704 If the specification specifies a file to load, it must contain
8705 an entry `:file FILENAME' where FILENAME is a string.
8707 If the specification is for a bitmap loaded from memory it must
8708 contain `:width WIDTH', `:height HEIGHT', and `:data DATA', where
8709 WIDTH and HEIGHT are integers > 0. DATA may be:
8711 1. a string large enough to hold the bitmap data, i.e. it must
8712 have a size >= (WIDTH + 7) / 8 * HEIGHT
8714 2. a bool-vector of size >= WIDTH * HEIGHT
8716 3. a vector of strings or bool-vectors, one for each line of the
8719 Both the file and data forms may contain the additional entries
8720 `:background COLOR' and `:foreground COLOR'. If not present,
8721 foreground and background of the frame on which the image is
8722 displayed, is used. */
8725 xbm_image_p (object
)
8728 struct image_keyword kw
[XBM_LAST
];
8730 bcopy (xbm_format
, kw
, sizeof kw
);
8731 if (!parse_image_spec (object
, kw
, XBM_LAST
, Qxbm
))
8734 xassert (EQ (kw
[XBM_TYPE
].value
, Qxbm
));
8736 if (kw
[XBM_FILE
].count
)
8738 if (kw
[XBM_WIDTH
].count
|| kw
[XBM_HEIGHT
].count
|| kw
[XBM_DATA
].count
)
8746 /* Entries for `:width', `:height' and `:data' must be present. */
8747 if (!kw
[XBM_WIDTH
].count
8748 || !kw
[XBM_HEIGHT
].count
8749 || !kw
[XBM_DATA
].count
)
8752 data
= kw
[XBM_DATA
].value
;
8753 width
= XFASTINT (kw
[XBM_WIDTH
].value
);
8754 height
= XFASTINT (kw
[XBM_HEIGHT
].value
);
8756 /* Check type of data, and width and height against contents of
8762 /* Number of elements of the vector must be >= height. */
8763 if (XVECTOR (data
)->size
< height
)
8766 /* Each string or bool-vector in data must be large enough
8767 for one line of the image. */
8768 for (i
= 0; i
< height
; ++i
)
8770 Lisp_Object elt
= XVECTOR (data
)->contents
[i
];
8774 if (XSTRING (elt
)->size
8775 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
)
8778 else if (BOOL_VECTOR_P (elt
))
8780 if (XBOOL_VECTOR (elt
)->size
< width
)
8787 else if (STRINGP (data
))
8789 if (XSTRING (data
)->size
8790 < (width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
* height
)
8793 else if (BOOL_VECTOR_P (data
))
8795 if (XBOOL_VECTOR (data
)->size
< width
* height
)
8802 /* Baseline must be a value between 0 and 100 (a percentage). */
8803 if (kw
[XBM_ASCENT
].count
8804 && XFASTINT (kw
[XBM_ASCENT
].value
) > 100)
8811 /* Scan a bitmap file. FP is the stream to read from. Value is
8812 either an enumerator from enum xbm_token, or a character for a
8813 single-character token, or 0 at end of file. If scanning an
8814 identifier, store the lexeme of the identifier in SVAL. If
8815 scanning a number, store its value in *IVAL. */
8818 xbm_scan (fp
, sval
, ival
)
8825 /* Skip white space. */
8826 while ((c
= fgetc (fp
)) != EOF
&& isspace (c
))
8831 else if (isdigit (c
))
8833 int value
= 0, digit
;
8838 if (c
== 'x' || c
== 'X')
8840 while ((c
= fgetc (fp
)) != EOF
)
8844 else if (c
>= 'a' && c
<= 'f')
8845 digit
= c
- 'a' + 10;
8846 else if (c
>= 'A' && c
<= 'F')
8847 digit
= c
- 'A' + 10;
8850 value
= 16 * value
+ digit
;
8853 else if (isdigit (c
))
8856 while ((c
= fgetc (fp
)) != EOF
8858 value
= 8 * value
+ c
- '0';
8864 while ((c
= fgetc (fp
)) != EOF
8866 value
= 10 * value
+ c
- '0';
8874 else if (isalpha (c
) || c
== '_')
8877 while ((c
= fgetc (fp
)) != EOF
8878 && (isalnum (c
) || c
== '_'))
8890 /* Replacement for XReadBitmapFileData which isn't available under old
8891 X versions. FILE is the name of the bitmap file to read. Set
8892 *WIDTH and *HEIGHT to the width and height of the image. Return in
8893 *DATA the bitmap data allocated with xmalloc. Value is non-zero if
8897 xbm_read_bitmap_file_data (file
, width
, height
, data
)
8899 int *width
, *height
;
8900 unsigned char **data
;
8903 char buffer
[BUFSIZ
];
8906 int bytes_per_line
, i
, nbytes
;
8912 LA1 = xbm_scan (fp, buffer, &value)
8914 #define expect(TOKEN) \
8915 if (LA1 != (TOKEN)) \
8920 #define expect_ident(IDENT) \
8921 if (LA1 == XBM_TK_IDENT && strcmp (buffer, (IDENT)) == 0) \
8926 fp
= fopen (file
, "r");
8930 *width
= *height
= -1;
8932 LA1
= xbm_scan (fp
, buffer
, &value
);
8934 /* Parse defines for width, height and hot-spots. */
8938 expect_ident ("define");
8939 expect (XBM_TK_IDENT
);
8941 if (LA1
== XBM_TK_NUMBER
);
8943 char *p
= strrchr (buffer
, '_');
8944 p
= p
? p
+ 1 : buffer
;
8945 if (strcmp (p
, "width") == 0)
8947 else if (strcmp (p
, "height") == 0)
8950 expect (XBM_TK_NUMBER
);
8953 if (*width
< 0 || *height
< 0)
8956 /* Parse bits. Must start with `static'. */
8957 expect_ident ("static");
8958 if (LA1
== XBM_TK_IDENT
)
8960 if (strcmp (buffer
, "unsigned") == 0)
8963 expect_ident ("char");
8965 else if (strcmp (buffer
, "short") == 0)
8969 if (*width
% 16 && *width
% 16 < 9)
8972 else if (strcmp (buffer
, "char") == 0)
8980 expect (XBM_TK_IDENT
);
8986 bytes_per_line
= (*width
+ 7) / 8 + padding_p
;
8987 nbytes
= bytes_per_line
* *height
;
8988 p
= *data
= (char *) xmalloc (nbytes
);
8993 for (i
= 0; i
< nbytes
; i
+= 2)
8996 expect (XBM_TK_NUMBER
);
8999 if (!padding_p
|| ((i
+ 2) % bytes_per_line
))
9002 if (LA1
== ',' || LA1
== '}')
9010 for (i
= 0; i
< nbytes
; ++i
)
9013 expect (XBM_TK_NUMBER
);
9017 if (LA1
== ',' || LA1
== '}')
9043 /* Load XBM image IMG which will be displayed on frame F from file
9044 SPECIFIED_FILE. Value is non-zero if successful. */
9047 xbm_load_image_from_file (f
, img
, specified_file
)
9050 Lisp_Object specified_file
;
9053 unsigned char *data
;
9056 struct gcpro gcpro1
;
9058 xassert (STRINGP (specified_file
));
9062 file
= x_find_image_file (specified_file
);
9063 if (!STRINGP (file
))
9065 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9070 rc
= xbm_read_bitmap_file_data (XSTRING (file
)->data
, &img
->width
,
9071 &img
->height
, &data
);
9074 int depth
= one_w32_display_info
.n_cbits
;
9075 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9076 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9079 xassert (img
->width
> 0 && img
->height
> 0);
9081 /* Get foreground and background colors, maybe allocate colors. */
9082 value
= image_spec_value (img
->spec
, QCforeground
, NULL
);
9084 foreground
= x_alloc_image_color (f
, img
, value
, foreground
);
9086 value
= image_spec_value (img
->spec
, QCbackground
, NULL
);
9088 background
= x_alloc_image_color (f
, img
, value
, background
);
9090 #if 0 /* TODO : Port image display to W32 */
9093 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9094 FRAME_W32_WINDOW (f
),
9096 img
->width
, img
->height
,
9097 foreground
, background
,
9101 if (img
->pixmap
== 0)
9103 x_clear_image (f
, img
);
9104 image_error ("Unable to create X pixmap for `%s'", file
, Qnil
);
9113 image_error ("Error loading XBM image `%s'", img
->spec
, Qnil
);
9120 /* Fill image IMG which is used on frame F with pixmap data. Value is
9121 non-zero if successful. */
9129 Lisp_Object file_name
;
9131 xassert (xbm_image_p (img
->spec
));
9133 /* If IMG->spec specifies a file name, create a non-file spec from it. */
9134 file_name
= image_spec_value (img
->spec
, QCfile
, NULL
);
9135 if (STRINGP (file_name
))
9136 success_p
= xbm_load_image_from_file (f
, img
, file_name
);
9139 struct image_keyword fmt
[XBM_LAST
];
9142 unsigned long foreground
= FRAME_FOREGROUND_PIXEL (f
);
9143 unsigned long background
= FRAME_BACKGROUND_PIXEL (f
);
9147 /* Parse the list specification. */
9148 bcopy (xbm_format
, fmt
, sizeof fmt
);
9149 parsed_p
= parse_image_spec (img
->spec
, fmt
, XBM_LAST
, Qxbm
);
9152 /* Get specified width, and height. */
9153 img
->width
= XFASTINT (fmt
[XBM_WIDTH
].value
);
9154 img
->height
= XFASTINT (fmt
[XBM_HEIGHT
].value
);
9155 xassert (img
->width
> 0 && img
->height
> 0);
9159 if (fmt
[XBM_ASCENT
].count
)
9160 img
->ascent
= XFASTINT (fmt
[XBM_ASCENT
].value
);
9162 /* Get foreground and background colors, maybe allocate colors. */
9163 if (fmt
[XBM_FOREGROUND
].count
)
9164 foreground
= x_alloc_image_color (f
, img
, fmt
[XBM_FOREGROUND
].value
,
9166 if (fmt
[XBM_BACKGROUND
].count
)
9167 background
= x_alloc_image_color (f
, img
, fmt
[XBM_BACKGROUND
].value
,
9170 /* Set bits to the bitmap image data. */
9171 data
= fmt
[XBM_DATA
].value
;
9176 int nbytes
= (img
->width
+ BITS_PER_CHAR
- 1) / BITS_PER_CHAR
;
9178 p
= bits
= (char *) alloca (nbytes
* img
->height
);
9179 for (i
= 0; i
< img
->height
; ++i
, p
+= nbytes
)
9181 Lisp_Object line
= XVECTOR (data
)->contents
[i
];
9183 bcopy (XSTRING (line
)->data
, p
, nbytes
);
9185 bcopy (XBOOL_VECTOR (line
)->data
, p
, nbytes
);
9188 else if (STRINGP (data
))
9189 bits
= XSTRING (data
)->data
;
9191 bits
= XBOOL_VECTOR (data
)->data
;
9193 #if 0 /* TODO : W32 XPM code */
9194 /* Create the pixmap. */
9195 depth
= DefaultDepthOfScreen (FRAME_X_SCREEN (f
));
9197 = XCreatePixmapFromBitmapData (FRAME_W32_DISPLAY (f
),
9198 FRAME_W32_WINDOW (f
),
9200 img
->width
, img
->height
,
9201 foreground
, background
,
9209 image_error ("Unable to create pixmap for XBM image `%s'",
9211 x_clear_image (f
, img
);
9222 /***********************************************************************
9224 ***********************************************************************/
9228 static int xpm_image_p
P_ ((Lisp_Object object
));
9229 static int xpm_load
P_ ((struct frame
*f
, struct image
*img
));
9230 static int xpm_valid_color_symbols_p
P_ ((Lisp_Object
));
9232 #include "X11/xpm.h"
9234 /* The symbol `xpm' identifying XPM-format images. */
9238 /* Indices of image specification fields in xpm_format, below. */
9240 enum xpm_keyword_index
9254 /* Vector of image_keyword structures describing the format
9255 of valid XPM image specifications. */
9257 static struct image_keyword xpm_format
[XPM_LAST
] =
9259 {":type", IMAGE_SYMBOL_VALUE
, 1},
9260 {":file", IMAGE_STRING_VALUE
, 0},
9261 {":data", IMAGE_STRING_VALUE
, 0},
9262 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9263 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9264 {":relief", IMAGE_INTEGER_VALUE
, 0},
9265 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9266 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9267 {":color-symbols", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9270 /* Structure describing the image type XBM. */
9272 static struct image_type xpm_type
=
9282 /* Value is non-zero if COLOR_SYMBOLS is a valid color symbols list
9283 for XPM images. Such a list must consist of conses whose car and
9287 xpm_valid_color_symbols_p (color_symbols
)
9288 Lisp_Object color_symbols
;
9290 while (CONSP (color_symbols
))
9292 Lisp_Object sym
= XCAR (color_symbols
);
9294 || !STRINGP (XCAR (sym
))
9295 || !STRINGP (XCDR (sym
)))
9297 color_symbols
= XCDR (color_symbols
);
9300 return NILP (color_symbols
);
9304 /* Value is non-zero if OBJECT is a valid XPM image specification. */
9307 xpm_image_p (object
)
9310 struct image_keyword fmt
[XPM_LAST
];
9311 bcopy (xpm_format
, fmt
, sizeof fmt
);
9312 return (parse_image_spec (object
, fmt
, XPM_LAST
, Qxpm
)
9313 /* Either `:file' or `:data' must be present. */
9314 && fmt
[XPM_FILE
].count
+ fmt
[XPM_DATA
].count
== 1
9315 /* Either no `:color-symbols' or it's a list of conses
9316 whose car and cdr are strings. */
9317 && (fmt
[XPM_COLOR_SYMBOLS
].count
== 0
9318 || xpm_valid_color_symbols_p (fmt
[XPM_COLOR_SYMBOLS
].value
))
9319 && (fmt
[XPM_ASCENT
].count
== 0
9320 || XFASTINT (fmt
[XPM_ASCENT
].value
) < 100));
9324 /* Load image IMG which will be displayed on frame F. Value is
9325 non-zero if successful. */
9333 XpmAttributes attrs
;
9334 Lisp_Object specified_file
, color_symbols
;
9336 /* Configure the XPM lib. Use the visual of frame F. Allocate
9337 close colors. Return colors allocated. */
9338 bzero (&attrs
, sizeof attrs
);
9339 attrs
.visual
= FRAME_X_VISUAL (f
);
9340 attrs
.colormap
= FRAME_X_COLORMAP (f
);
9341 attrs
.valuemask
|= XpmVisual
;
9342 attrs
.valuemask
|= XpmColormap
;
9343 attrs
.valuemask
|= XpmReturnAllocPixels
;
9344 #ifdef XpmAllocCloseColors
9345 attrs
.alloc_close_colors
= 1;
9346 attrs
.valuemask
|= XpmAllocCloseColors
;
9348 attrs
.closeness
= 600;
9349 attrs
.valuemask
|= XpmCloseness
;
9352 /* If image specification contains symbolic color definitions, add
9353 these to `attrs'. */
9354 color_symbols
= image_spec_value (img
->spec
, QCcolor_symbols
, NULL
);
9355 if (CONSP (color_symbols
))
9358 XpmColorSymbol
*xpm_syms
;
9361 attrs
.valuemask
|= XpmColorSymbols
;
9363 /* Count number of symbols. */
9364 attrs
.numsymbols
= 0;
9365 for (tail
= color_symbols
; CONSP (tail
); tail
= XCDR (tail
))
9368 /* Allocate an XpmColorSymbol array. */
9369 size
= attrs
.numsymbols
* sizeof *xpm_syms
;
9370 xpm_syms
= (XpmColorSymbol
*) alloca (size
);
9371 bzero (xpm_syms
, size
);
9372 attrs
.colorsymbols
= xpm_syms
;
9374 /* Fill the color symbol array. */
9375 for (tail
= color_symbols
, i
= 0;
9377 ++i
, tail
= XCDR (tail
))
9379 Lisp_Object name
= XCAR (XCAR (tail
));
9380 Lisp_Object color
= XCDR (XCAR (tail
));
9381 xpm_syms
[i
].name
= (char *) alloca (XSTRING (name
)->size
+ 1);
9382 strcpy (xpm_syms
[i
].name
, XSTRING (name
)->data
);
9383 xpm_syms
[i
].value
= (char *) alloca (XSTRING (color
)->size
+ 1);
9384 strcpy (xpm_syms
[i
].value
, XSTRING (color
)->data
);
9388 /* Create a pixmap for the image, either from a file, or from a
9389 string buffer containing data in the same format as an XPM file. */
9391 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
9392 if (STRINGP (specified_file
))
9394 Lisp_Object file
= x_find_image_file (specified_file
);
9395 if (!STRINGP (file
))
9397 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
9402 rc
= XpmReadFileToPixmap (NULL
, FRAME_W32_WINDOW (f
),
9403 XSTRING (file
)->data
, &img
->pixmap
, &img
->mask
,
9408 Lisp_Object buffer
= image_spec_value (img
->spec
, QCdata
, NULL
);
9409 rc
= XpmCreatePixmapFromBuffer (NULL
, FRAME_W32_WINDOW (f
),
9410 XSTRING (buffer
)->data
,
9411 &img
->pixmap
, &img
->mask
,
9416 if (rc
== XpmSuccess
)
9418 /* Remember allocated colors. */
9419 img
->ncolors
= attrs
.nalloc_pixels
;
9420 img
->colors
= (unsigned long *) xmalloc (img
->ncolors
9421 * sizeof *img
->colors
);
9422 for (i
= 0; i
< attrs
.nalloc_pixels
; ++i
)
9423 img
->colors
[i
] = attrs
.alloc_pixels
[i
];
9425 img
->width
= attrs
.width
;
9426 img
->height
= attrs
.height
;
9427 xassert (img
->width
> 0 && img
->height
> 0);
9429 /* The call to XpmFreeAttributes below frees attrs.alloc_pixels. */
9431 XpmFreeAttributes (&attrs
);
9439 image_error ("Error opening XPM file (%s)", img
->spec
, Qnil
);
9442 case XpmFileInvalid
:
9443 image_error ("Invalid XPM file (%s)", img
->spec
, Qnil
);
9447 image_error ("Out of memory (%s)", img
->spec
, Qnil
);
9450 case XpmColorFailed
:
9451 image_error ("Color allocation error (%s)", img
->spec
, Qnil
);
9455 image_error ("Unknown error (%s)", img
->spec
, Qnil
);
9460 return rc
== XpmSuccess
;
9463 #endif /* HAVE_XPM != 0 */
9466 #if 0 /* TODO : Color tables on W32. */
9467 /***********************************************************************
9469 ***********************************************************************/
9471 /* An entry in the color table mapping an RGB color to a pixel color. */
9476 unsigned long pixel
;
9478 /* Next in color table collision list. */
9479 struct ct_color
*next
;
9482 /* The bucket vector size to use. Must be prime. */
9486 /* Value is a hash of the RGB color given by R, G, and B. */
9488 #define CT_HASH_RGB(R, G, B) (((R) << 16) ^ ((G) << 8) ^ (B))
9490 /* The color hash table. */
9492 struct ct_color
**ct_table
;
9494 /* Number of entries in the color table. */
9496 int ct_colors_allocated
;
9498 /* Function prototypes. */
9500 static void init_color_table
P_ ((void));
9501 static void free_color_table
P_ ((void));
9502 static unsigned long *colors_in_color_table
P_ ((int *n
));
9503 static unsigned long lookup_rgb_color
P_ ((struct frame
*f
, int r
, int g
, int b
));
9504 static unsigned long lookup_pixel_color
P_ ((struct frame
*f
, unsigned long p
));
9507 /* Initialize the color table. */
9512 int size
= CT_SIZE
* sizeof (*ct_table
);
9513 ct_table
= (struct ct_color
**) xmalloc (size
);
9514 bzero (ct_table
, size
);
9515 ct_colors_allocated
= 0;
9519 /* Free memory associated with the color table. */
9525 struct ct_color
*p
, *next
;
9527 for (i
= 0; i
< CT_SIZE
; ++i
)
9528 for (p
= ct_table
[i
]; p
; p
= next
)
9539 /* Value is a pixel color for RGB color R, G, B on frame F. If an
9540 entry for that color already is in the color table, return the
9541 pixel color of that entry. Otherwise, allocate a new color for R,
9542 G, B, and make an entry in the color table. */
9544 static unsigned long
9545 lookup_rgb_color (f
, r
, g
, b
)
9549 unsigned hash
= CT_HASH_RGB (r
, g
, b
);
9550 int i
= hash
% CT_SIZE
;
9553 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9554 if (p
->r
== r
&& p
->g
== g
&& p
->b
== b
)
9563 color
= PALETTERGB (r
, g
, b
);
9565 ++ct_colors_allocated
;
9567 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9572 p
->next
= ct_table
[i
];
9580 /* Look up pixel color PIXEL which is used on frame F in the color
9581 table. If not already present, allocate it. Value is PIXEL. */
9583 static unsigned long
9584 lookup_pixel_color (f
, pixel
)
9586 unsigned long pixel
;
9588 int i
= pixel
% CT_SIZE
;
9591 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9592 if (p
->pixel
== pixel
)
9603 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9604 color
.pixel
= pixel
;
9605 XQueryColor (NULL
, cmap
, &color
);
9606 rc
= x_alloc_nearest_color (f
, cmap
, &color
);
9611 ++ct_colors_allocated
;
9613 p
= (struct ct_color
*) xmalloc (sizeof *p
);
9618 p
->next
= ct_table
[i
];
9622 return FRAME_FOREGROUND_PIXEL (f
);
9628 /* Value is a vector of all pixel colors contained in the color table,
9629 allocated via xmalloc. Set *N to the number of colors. */
9631 static unsigned long *
9632 colors_in_color_table (n
)
9637 unsigned long *colors
;
9639 if (ct_colors_allocated
== 0)
9646 colors
= (unsigned long *) xmalloc (ct_colors_allocated
9648 *n
= ct_colors_allocated
;
9650 for (i
= j
= 0; i
< CT_SIZE
; ++i
)
9651 for (p
= ct_table
[i
]; p
; p
= p
->next
)
9652 colors
[j
++] = p
->pixel
;
9661 /***********************************************************************
9663 ***********************************************************************/
9665 #if 0 /* TODO : W32 versions of low level algorithms */
9666 static void x_laplace_write_row
P_ ((struct frame
*, long *,
9667 int, XImage
*, int));
9668 static void x_laplace_read_row
P_ ((struct frame
*, Colormap
,
9669 XColor
*, int, XImage
*, int));
9672 /* Fill COLORS with RGB colors from row Y of image XIMG. F is the
9673 frame we operate on, CMAP is the color-map in effect, and WIDTH is
9674 the width of one row in the image. */
9677 x_laplace_read_row (f
, cmap
, colors
, width
, ximg
, y
)
9687 for (x
= 0; x
< width
; ++x
)
9688 colors
[x
].pixel
= XGetPixel (ximg
, x
, y
);
9690 XQueryColors (NULL
, cmap
, colors
, width
);
9694 /* Write row Y of image XIMG. PIXELS is an array of WIDTH longs
9695 containing the pixel colors to write. F is the frame we are
9699 x_laplace_write_row (f
, pixels
, width
, ximg
, y
)
9708 for (x
= 0; x
< width
; ++x
)
9709 XPutPixel (ximg
, x
, y
, pixels
[x
]);
9713 /* Transform image IMG which is used on frame F with a Laplace
9714 edge-detection algorithm. The result is an image that can be used
9715 to draw disabled buttons, for example. */
9722 #if 0 /* TODO : W32 version */
9723 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9724 XImage
*ximg
, *oimg
;
9730 int in_y
, out_y
, rc
;
9735 /* Get the X image IMG->pixmap. */
9736 ximg
= XGetImage (NULL
, img
->pixmap
,
9737 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
9739 /* Allocate 3 input rows, and one output row of colors. */
9740 for (i
= 0; i
< 3; ++i
)
9741 in
[i
] = (XColor
*) alloca (img
->width
* sizeof (XColor
));
9742 out
= (long *) alloca (img
->width
* sizeof (long));
9744 /* Create an X image for output. */
9745 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 0,
9748 /* Fill first two rows. */
9749 x_laplace_read_row (f
, cmap
, in
[0], img
->width
, ximg
, 0);
9750 x_laplace_read_row (f
, cmap
, in
[1], img
->width
, ximg
, 1);
9753 /* Write first row, all zeros. */
9754 init_color_table ();
9755 pixel
= lookup_rgb_color (f
, 0, 0, 0);
9756 for (x
= 0; x
< img
->width
; ++x
)
9758 x_laplace_write_row (f
, out
, img
->width
, oimg
, 0);
9761 for (y
= 2; y
< img
->height
; ++y
)
9764 int rowb
= (y
+ 2) % 3;
9766 x_laplace_read_row (f
, cmap
, in
[rowa
], img
->width
, ximg
, in_y
++);
9768 for (x
= 0; x
< img
->width
- 2; ++x
)
9770 int r
= in
[rowa
][x
].red
+ mv2
- in
[rowb
][x
+ 2].red
;
9771 int g
= in
[rowa
][x
].green
+ mv2
- in
[rowb
][x
+ 2].green
;
9772 int b
= in
[rowa
][x
].blue
+ mv2
- in
[rowb
][x
+ 2].blue
;
9774 out
[x
+ 1] = lookup_rgb_color (f
, r
& 0xffff, g
& 0xffff,
9778 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
++);
9781 /* Write last line, all zeros. */
9782 for (x
= 0; x
< img
->width
; ++x
)
9784 x_laplace_write_row (f
, out
, img
->width
, oimg
, out_y
);
9786 /* Free the input image, and free resources of IMG. */
9787 XDestroyImage (ximg
);
9788 x_clear_image (f
, img
);
9790 /* Put the output image into pixmap, and destroy it. */
9791 x_put_x_image (f
, oimg
, pixmap
, img
->width
, img
->height
);
9792 x_destroy_x_image (oimg
);
9794 /* Remember new pixmap and colors in IMG. */
9795 img
->pixmap
= pixmap
;
9796 img
->colors
= colors_in_color_table (&img
->ncolors
);
9797 free_color_table ();
9804 /* Build a mask for image IMG which is used on frame F. FILE is the
9805 name of an image file, for error messages. HOW determines how to
9806 determine the background color of IMG. If it is a list '(R G B)',
9807 with R, G, and B being integers >= 0, take that as the color of the
9808 background. Otherwise, determine the background color of IMG
9809 heuristically. Value is non-zero if successful. */
9812 x_build_heuristic_mask (f
, img
, how
)
9817 #if 0 /* TODO : W32 version */
9818 Display
*dpy
= FRAME_W32_DISPLAY (f
);
9819 XImage
*ximg
, *mask_img
;
9820 int x
, y
, rc
, look_at_corners_p
;
9825 /* Create an image and pixmap serving as mask. */
9826 rc
= x_create_x_image_and_pixmap (f
, img
->width
, img
->height
, 1,
9827 &mask_img
, &img
->mask
);
9834 /* Get the X image of IMG->pixmap. */
9835 ximg
= XGetImage (dpy
, img
->pixmap
, 0, 0, img
->width
, img
->height
,
9838 /* Determine the background color of ximg. If HOW is `(R G B)'
9839 take that as color. Otherwise, try to determine the color
9841 look_at_corners_p
= 1;
9849 && NATNUMP (XCAR (how
)))
9851 rgb
[i
] = XFASTINT (XCAR (how
)) & 0xffff;
9855 if (i
== 3 && NILP (how
))
9857 char color_name
[30];
9858 XColor exact
, color
;
9861 sprintf (color_name
, "#%04x%04x%04x", rgb
[0], rgb
[1], rgb
[2]);
9863 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
9864 if (XLookupColor (dpy
, cmap
, color_name
, &exact
, &color
))
9867 look_at_corners_p
= 0;
9872 if (look_at_corners_p
)
9874 unsigned long corners
[4];
9877 /* Get the colors at the corners of ximg. */
9878 corners
[0] = XGetPixel (ximg
, 0, 0);
9879 corners
[1] = XGetPixel (ximg
, img
->width
- 1, 0);
9880 corners
[2] = XGetPixel (ximg
, img
->width
- 1, img
->height
- 1);
9881 corners
[3] = XGetPixel (ximg
, 0, img
->height
- 1);
9883 /* Choose the most frequently found color as background. */
9884 for (i
= best_count
= 0; i
< 4; ++i
)
9888 for (j
= n
= 0; j
< 4; ++j
)
9889 if (corners
[i
] == corners
[j
])
9893 bg
= corners
[i
], best_count
= n
;
9897 /* Set all bits in mask_img to 1 whose color in ximg is different
9898 from the background color bg. */
9899 for (y
= 0; y
< img
->height
; ++y
)
9900 for (x
= 0; x
< img
->width
; ++x
)
9901 XPutPixel (mask_img
, x
, y
, XGetPixel (ximg
, x
, y
) != bg
);
9903 /* Put mask_img into img->mask. */
9904 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
9905 x_destroy_x_image (mask_img
);
9906 XDestroyImage (ximg
);
9916 /***********************************************************************
9917 PBM (mono, gray, color)
9918 ***********************************************************************/
9921 static int pbm_image_p
P_ ((Lisp_Object object
));
9922 static int pbm_load
P_ ((struct frame
*f
, struct image
*img
));
9923 static int pbm_scan_number
P_ ((unsigned char **, unsigned char *));
9925 /* The symbol `pbm' identifying images of this type. */
9929 /* Indices of image specification fields in gs_format, below. */
9931 enum pbm_keyword_index
9944 /* Vector of image_keyword structures describing the format
9945 of valid user-defined image specifications. */
9947 static struct image_keyword pbm_format
[PBM_LAST
] =
9949 {":type", IMAGE_SYMBOL_VALUE
, 1},
9950 {":file", IMAGE_STRING_VALUE
, 0},
9951 {":data", IMAGE_STRING_VALUE
, 0},
9952 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
9953 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
9954 {":relief", IMAGE_INTEGER_VALUE
, 0},
9955 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
9956 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
9959 /* Structure describing the image type `pbm'. */
9961 static struct image_type pbm_type
=
9971 /* Return non-zero if OBJECT is a valid PBM image specification. */
9974 pbm_image_p (object
)
9977 struct image_keyword fmt
[PBM_LAST
];
9979 bcopy (pbm_format
, fmt
, sizeof fmt
);
9981 if (!parse_image_spec (object
, fmt
, PBM_LAST
, Qpbm
)
9982 || (fmt
[PBM_ASCENT
].count
9983 && XFASTINT (fmt
[PBM_ASCENT
].value
) > 100))
9986 /* Must specify either :data or :file. */
9987 return fmt
[PBM_DATA
].count
+ fmt
[PBM_FILE
].count
== 1;
9991 /* Scan a decimal number from *S and return it. Advance *S while
9992 reading the number. END is the end of the string. Value is -1 at
9996 pbm_scan_number (s
, end
)
9997 unsigned char **s
, *end
;
10003 /* Skip white-space. */
10004 while (*s
< end
&& (c
= *(*s
)++, isspace (c
)))
10009 /* Skip comment to end of line. */
10010 while (*s
< end
&& (c
= *(*s
)++, c
!= '\n'))
10013 else if (isdigit (c
))
10015 /* Read decimal number. */
10017 while (*s
< end
&& (c
= *(*s
)++, isdigit (c
)))
10018 val
= 10 * val
+ c
- '0';
10029 /* Read FILE into memory. Value is a pointer to a buffer allocated
10030 with xmalloc holding FILE's contents. Value is null if an error
10031 occured. *SIZE is set to the size of the file. */
10034 pbm_read_file (file
, size
)
10042 if (stat (XSTRING (file
)->data
, &st
) == 0
10043 && (fp
= fopen (XSTRING (file
)->data
, "r")) != NULL
10044 && (buf
= (char *) xmalloc (st
.st_size
),
10045 fread (buf
, 1, st
.st_size
, fp
) == st
.st_size
))
10047 *size
= st
.st_size
;
10065 /* Load PBM image IMG for use on frame F. */
10073 int width
, height
, max_color_idx
= 0;
10075 Lisp_Object file
, specified_file
;
10076 enum {PBM_MONO
, PBM_GRAY
, PBM_COLOR
} type
;
10077 struct gcpro gcpro1
;
10078 unsigned char *contents
= NULL
;
10079 unsigned char *end
, *p
;
10082 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10086 if (STRINGP (specified_file
))
10088 file
= x_find_image_file (specified_file
);
10089 if (!STRINGP (file
))
10091 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10096 contents
= pbm_read_file (file
, &size
);
10097 if (contents
== NULL
)
10099 image_error ("Error reading `%s'", file
, Qnil
);
10105 end
= contents
+ size
;
10110 data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10111 p
= XSTRING (data
)->data
;
10112 end
= p
+ STRING_BYTES (XSTRING (data
));
10115 /* Check magic number. */
10116 if (end
- p
< 2 || *p
++ != 'P')
10118 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10128 raw_p
= 0, type
= PBM_MONO
;
10132 raw_p
= 0, type
= PBM_GRAY
;
10136 raw_p
= 0, type
= PBM_COLOR
;
10140 raw_p
= 1, type
= PBM_MONO
;
10144 raw_p
= 1, type
= PBM_GRAY
;
10148 raw_p
= 1, type
= PBM_COLOR
;
10152 image_error ("Not a PBM image: `%s'", img
->spec
, Qnil
);
10156 /* Read width, height, maximum color-component. Characters
10157 starting with `#' up to the end of a line are ignored. */
10158 width
= pbm_scan_number (&p
, end
);
10159 height
= pbm_scan_number (&p
, end
);
10161 if (type
!= PBM_MONO
)
10163 max_color_idx
= pbm_scan_number (&p
, end
);
10164 if (raw_p
&& max_color_idx
> 255)
10165 max_color_idx
= 255;
10170 || (type
!= PBM_MONO
&& max_color_idx
< 0))
10174 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0,
10175 &ximg
, &img
->pixmap
))
10181 /* Initialize the color hash table. */
10182 init_color_table ();
10184 if (type
== PBM_MONO
)
10188 for (y
= 0; y
< height
; ++y
)
10189 for (x
= 0; x
< width
; ++x
)
10199 g
= pbm_scan_number (&p
, end
);
10201 XPutPixel (ximg
, x
, y
, (g
10202 ? FRAME_FOREGROUND_PIXEL (f
)
10203 : FRAME_BACKGROUND_PIXEL (f
)));
10208 for (y
= 0; y
< height
; ++y
)
10209 for (x
= 0; x
< width
; ++x
)
10213 if (type
== PBM_GRAY
)
10214 r
= g
= b
= raw_p
? *p
++ : pbm_scan_number (&p
, end
);
10223 r
= pbm_scan_number (&p
, end
);
10224 g
= pbm_scan_number (&p
, end
);
10225 b
= pbm_scan_number (&p
, end
);
10228 if (r
< 0 || g
< 0 || b
< 0)
10230 xfree (ximg
->data
);
10232 XDestroyImage (ximg
);
10234 image_error ("Invalid pixel value in image `%s'",
10239 /* RGB values are now in the range 0..max_color_idx.
10240 Scale this to the range 0..0xffff supported by X. */
10241 r
= (double) r
* 65535 / max_color_idx
;
10242 g
= (double) g
* 65535 / max_color_idx
;
10243 b
= (double) b
* 65535 / max_color_idx
;
10244 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10248 /* Store in IMG->colors the colors allocated for the image, and
10249 free the color table. */
10250 img
->colors
= colors_in_color_table (&img
->ncolors
);
10251 free_color_table ();
10253 /* Put the image into a pixmap. */
10254 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10255 x_destroy_x_image (ximg
);
10258 img
->width
= width
;
10259 img
->height
= height
;
10265 #endif /* HAVE_PBM */
10268 /***********************************************************************
10270 ***********************************************************************/
10276 /* Function prototypes. */
10278 static int png_image_p
P_ ((Lisp_Object object
));
10279 static int png_load
P_ ((struct frame
*f
, struct image
*img
));
10281 /* The symbol `png' identifying images of this type. */
10285 /* Indices of image specification fields in png_format, below. */
10287 enum png_keyword_index
10296 PNG_HEURISTIC_MASK
,
10300 /* Vector of image_keyword structures describing the format
10301 of valid user-defined image specifications. */
10303 static struct image_keyword png_format
[PNG_LAST
] =
10305 {":type", IMAGE_SYMBOL_VALUE
, 1},
10306 {":data", IMAGE_STRING_VALUE
, 0},
10307 {":file", IMAGE_STRING_VALUE
, 0},
10308 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10309 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10310 {":relief", IMAGE_INTEGER_VALUE
, 0},
10311 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10312 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10315 /* Structure describing the image type `png'. */
10317 static struct image_type png_type
=
10327 /* Return non-zero if OBJECT is a valid PNG image specification. */
10330 png_image_p (object
)
10331 Lisp_Object object
;
10333 struct image_keyword fmt
[PNG_LAST
];
10334 bcopy (png_format
, fmt
, sizeof fmt
);
10336 if (!parse_image_spec (object
, fmt
, PNG_LAST
, Qpng
)
10337 || (fmt
[PNG_ASCENT
].count
10338 && XFASTINT (fmt
[PNG_ASCENT
].value
) > 100))
10341 /* Must specify either the :data or :file keyword. */
10342 return fmt
[PNG_FILE
].count
+ fmt
[PNG_DATA
].count
== 1;
10346 /* Error and warning handlers installed when the PNG library
10350 my_png_error (png_ptr
, msg
)
10351 png_struct
*png_ptr
;
10354 xassert (png_ptr
!= NULL
);
10355 image_error ("PNG error: %s", build_string (msg
), Qnil
);
10356 longjmp (png_ptr
->jmpbuf
, 1);
10361 my_png_warning (png_ptr
, msg
)
10362 png_struct
*png_ptr
;
10365 xassert (png_ptr
!= NULL
);
10366 image_error ("PNG warning: %s", build_string (msg
), Qnil
);
10369 /* Memory source for PNG decoding. */
10371 struct png_memory_storage
10373 unsigned char *bytes
; /* The data */
10374 size_t len
; /* How big is it? */
10375 int index
; /* Where are we? */
10379 /* Function set as reader function when reading PNG image from memory.
10380 PNG_PTR is a pointer to the PNG control structure. Copy LENGTH
10381 bytes from the input to DATA. */
10384 png_read_from_memory (png_ptr
, data
, length
)
10385 png_structp png_ptr
;
10389 struct png_memory_storage
*tbr
10390 = (struct png_memory_storage
*) png_get_io_ptr (png_ptr
);
10392 if (length
> tbr
->len
- tbr
->index
)
10393 png_error (png_ptr
, "Read error");
10395 bcopy (tbr
->bytes
+ tbr
->index
, data
, length
);
10396 tbr
->index
= tbr
->index
+ length
;
10399 /* Load PNG image IMG for use on frame F. Value is non-zero if
10407 Lisp_Object file
, specified_file
;
10408 Lisp_Object specified_data
;
10410 XImage
*ximg
, *mask_img
= NULL
;
10411 struct gcpro gcpro1
;
10412 png_struct
*png_ptr
= NULL
;
10413 png_info
*info_ptr
= NULL
, *end_info
= NULL
;
10416 png_byte
*pixels
= NULL
;
10417 png_byte
**rows
= NULL
;
10418 png_uint_32 width
, height
;
10419 int bit_depth
, color_type
, interlace_type
;
10421 png_uint_32 row_bytes
;
10424 double screen_gamma
, image_gamma
;
10426 struct png_memory_storage tbr
; /* Data to be read */
10428 /* Find out what file to load. */
10429 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10430 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10434 if (NILP (specified_data
))
10436 file
= x_find_image_file (specified_file
);
10437 if (!STRINGP (file
))
10439 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10444 /* Open the image file. */
10445 fp
= fopen (XSTRING (file
)->data
, "rb");
10448 image_error ("Cannot open image file `%s'", file
, Qnil
);
10454 /* Check PNG signature. */
10455 if (fread (sig
, 1, sizeof sig
, fp
) != sizeof sig
10456 || !png_check_sig (sig
, sizeof sig
))
10458 image_error ("Not a PNG file:` %s'", file
, Qnil
);
10466 /* Read from memory. */
10467 tbr
.bytes
= XSTRING (specified_data
)->data
;
10468 tbr
.len
= STRING_BYTES (XSTRING (specified_data
));
10471 /* Check PNG signature. */
10472 if (tbr
.len
< sizeof sig
10473 || !png_check_sig (tbr
.bytes
, sizeof sig
))
10475 image_error ("Not a PNG image: `%s'", img
->spec
, Qnil
);
10480 /* Need to skip past the signature. */
10481 tbr
.bytes
+= sizeof (sig
);
10484 /* Initialize read and info structs for PNG lib. */
10485 png_ptr
= png_create_read_struct (PNG_LIBPNG_VER_STRING
, NULL
,
10486 my_png_error
, my_png_warning
);
10489 if (fp
) fclose (fp
);
10494 info_ptr
= png_create_info_struct (png_ptr
);
10497 png_destroy_read_struct (&png_ptr
, NULL
, NULL
);
10498 if (fp
) fclose (fp
);
10503 end_info
= png_create_info_struct (png_ptr
);
10506 png_destroy_read_struct (&png_ptr
, &info_ptr
, NULL
);
10507 if (fp
) fclose (fp
);
10512 /* Set error jump-back. We come back here when the PNG library
10513 detects an error. */
10514 if (setjmp (png_ptr
->jmpbuf
))
10518 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10521 if (fp
) fclose (fp
);
10526 /* Read image info. */
10527 if (!NILP (specified_data
))
10528 png_set_read_fn (png_ptr
, (void *) &tbr
, png_read_from_memory
);
10530 png_init_io (png_ptr
, fp
);
10532 png_set_sig_bytes (png_ptr
, sizeof sig
);
10533 png_read_info (png_ptr
, info_ptr
);
10534 png_get_IHDR (png_ptr
, info_ptr
, &width
, &height
, &bit_depth
, &color_type
,
10535 &interlace_type
, NULL
, NULL
);
10537 /* If image contains simply transparency data, we prefer to
10538 construct a clipping mask. */
10539 if (png_get_valid (png_ptr
, info_ptr
, PNG_INFO_tRNS
))
10544 /* This function is easier to write if we only have to handle
10545 one data format: RGB or RGBA with 8 bits per channel. Let's
10546 transform other formats into that format. */
10548 /* Strip more than 8 bits per channel. */
10549 if (bit_depth
== 16)
10550 png_set_strip_16 (png_ptr
);
10552 /* Expand data to 24 bit RGB, or 8 bit grayscale, with alpha channel
10554 png_set_expand (png_ptr
);
10556 /* Convert grayscale images to RGB. */
10557 if (color_type
== PNG_COLOR_TYPE_GRAY
10558 || color_type
== PNG_COLOR_TYPE_GRAY_ALPHA
)
10559 png_set_gray_to_rgb (png_ptr
);
10561 /* The value 2.2 is a guess for PC monitors from PNG example.c. */
10562 gamma_str
= getenv ("SCREEN_GAMMA");
10563 screen_gamma
= gamma_str
? atof (gamma_str
) : 2.2;
10565 /* Tell the PNG lib to handle gamma correction for us. */
10567 #if defined(PNG_READ_sRGB_SUPPORTED) || defined(PNG_WRITE_sRGB_SUPPORTED)
10568 if (png_get_sRGB (png_ptr
, info_ptr
, &intent
))
10569 /* There is a special chunk in the image specifying the gamma. */
10570 png_set_sRGB (png_ptr
, info_ptr
, intent
);
10573 if (png_get_gAMA (png_ptr
, info_ptr
, &image_gamma
))
10574 /* Image contains gamma information. */
10575 png_set_gamma (png_ptr
, screen_gamma
, image_gamma
);
10577 /* Use a default of 0.5 for the image gamma. */
10578 png_set_gamma (png_ptr
, screen_gamma
, 0.5);
10580 /* Handle alpha channel by combining the image with a background
10581 color. Do this only if a real alpha channel is supplied. For
10582 simple transparency, we prefer a clipping mask. */
10583 if (!transparent_p
)
10585 png_color_16
*image_background
;
10587 if (png_get_bKGD (png_ptr
, info_ptr
, &image_background
))
10588 /* Image contains a background color with which to
10589 combine the image. */
10590 png_set_background (png_ptr
, image_background
,
10591 PNG_BACKGROUND_GAMMA_FILE
, 1, 1.0);
10594 /* Image does not contain a background color with which
10595 to combine the image data via an alpha channel. Use
10596 the frame's background instead. */
10599 png_color_16 frame_background
;
10602 cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
10603 color
.pixel
= FRAME_BACKGROUND_PIXEL (f
);
10604 XQueryColor (FRAME_W32_DISPLAY (f
), cmap
, &color
);
10607 bzero (&frame_background
, sizeof frame_background
);
10608 frame_background
.red
= color
.red
;
10609 frame_background
.green
= color
.green
;
10610 frame_background
.blue
= color
.blue
;
10612 png_set_background (png_ptr
, &frame_background
,
10613 PNG_BACKGROUND_GAMMA_SCREEN
, 0, 1.0);
10617 /* Update info structure. */
10618 png_read_update_info (png_ptr
, info_ptr
);
10620 /* Get number of channels. Valid values are 1 for grayscale images
10621 and images with a palette, 2 for grayscale images with transparency
10622 information (alpha channel), 3 for RGB images, and 4 for RGB
10623 images with alpha channel, i.e. RGBA. If conversions above were
10624 sufficient we should only have 3 or 4 channels here. */
10625 channels
= png_get_channels (png_ptr
, info_ptr
);
10626 xassert (channels
== 3 || channels
== 4);
10628 /* Number of bytes needed for one row of the image. */
10629 row_bytes
= png_get_rowbytes (png_ptr
, info_ptr
);
10631 /* Allocate memory for the image. */
10632 pixels
= (png_byte
*) xmalloc (row_bytes
* height
* sizeof *pixels
);
10633 rows
= (png_byte
**) xmalloc (height
* sizeof *rows
);
10634 for (i
= 0; i
< height
; ++i
)
10635 rows
[i
] = pixels
+ i
* row_bytes
;
10637 /* Read the entire image. */
10638 png_read_image (png_ptr
, rows
);
10639 png_read_end (png_ptr
, info_ptr
);
10648 /* Create the X image and pixmap. */
10649 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
10656 /* Create an image and pixmap serving as mask if the PNG image
10657 contains an alpha channel. */
10660 && !x_create_x_image_and_pixmap (f
, width
, height
, 1,
10661 &mask_img
, &img
->mask
))
10663 x_destroy_x_image (ximg
);
10664 XFreePixmap (FRAME_W32_DISPLAY (f
), img
->pixmap
);
10670 /* Fill the X image and mask from PNG data. */
10671 init_color_table ();
10673 for (y
= 0; y
< height
; ++y
)
10675 png_byte
*p
= rows
[y
];
10677 for (x
= 0; x
< width
; ++x
)
10684 XPutPixel (ximg
, x
, y
, lookup_rgb_color (f
, r
, g
, b
));
10686 /* An alpha channel, aka mask channel, associates variable
10687 transparency with an image. Where other image formats
10688 support binary transparency---fully transparent or fully
10689 opaque---PNG allows up to 254 levels of partial transparency.
10690 The PNG library implements partial transparency by combining
10691 the image with a specified background color.
10693 I'm not sure how to handle this here nicely: because the
10694 background on which the image is displayed may change, for
10695 real alpha channel support, it would be necessary to create
10696 a new image for each possible background.
10698 What I'm doing now is that a mask is created if we have
10699 boolean transparency information. Otherwise I'm using
10700 the frame's background color to combine the image with. */
10705 XPutPixel (mask_img
, x
, y
, *p
> 0);
10711 /* Remember colors allocated for this image. */
10712 img
->colors
= colors_in_color_table (&img
->ncolors
);
10713 free_color_table ();
10716 png_destroy_read_struct (&png_ptr
, &info_ptr
, &end_info
);
10720 img
->width
= width
;
10721 img
->height
= height
;
10723 /* Put the image into the pixmap, then free the X image and its buffer. */
10724 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
10725 x_destroy_x_image (ximg
);
10727 /* Same for the mask. */
10730 x_put_x_image (f
, mask_img
, img
->mask
, img
->width
, img
->height
);
10731 x_destroy_x_image (mask_img
);
10739 #endif /* HAVE_PNG != 0 */
10743 /***********************************************************************
10745 ***********************************************************************/
10749 /* Work around a warning about HAVE_STDLIB_H being redefined in
10751 #ifdef HAVE_STDLIB_H
10752 #define HAVE_STDLIB_H_1
10753 #undef HAVE_STDLIB_H
10754 #endif /* HAVE_STLIB_H */
10756 #include <jpeglib.h>
10757 #include <jerror.h>
10758 #include <setjmp.h>
10760 #ifdef HAVE_STLIB_H_1
10761 #define HAVE_STDLIB_H 1
10764 static int jpeg_image_p
P_ ((Lisp_Object object
));
10765 static int jpeg_load
P_ ((struct frame
*f
, struct image
*img
));
10767 /* The symbol `jpeg' identifying images of this type. */
10771 /* Indices of image specification fields in gs_format, below. */
10773 enum jpeg_keyword_index
10782 JPEG_HEURISTIC_MASK
,
10786 /* Vector of image_keyword structures describing the format
10787 of valid user-defined image specifications. */
10789 static struct image_keyword jpeg_format
[JPEG_LAST
] =
10791 {":type", IMAGE_SYMBOL_VALUE
, 1},
10792 {":data", IMAGE_STRING_VALUE
, 0},
10793 {":file", IMAGE_STRING_VALUE
, 0},
10794 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
10795 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
10796 {":relief", IMAGE_INTEGER_VALUE
, 0},
10797 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
10798 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
10801 /* Structure describing the image type `jpeg'. */
10803 static struct image_type jpeg_type
=
10813 /* Return non-zero if OBJECT is a valid JPEG image specification. */
10816 jpeg_image_p (object
)
10817 Lisp_Object object
;
10819 struct image_keyword fmt
[JPEG_LAST
];
10821 bcopy (jpeg_format
, fmt
, sizeof fmt
);
10823 if (!parse_image_spec (object
, fmt
, JPEG_LAST
, Qjpeg
)
10824 || (fmt
[JPEG_ASCENT
].count
10825 && XFASTINT (fmt
[JPEG_ASCENT
].value
) > 100))
10828 /* Must specify either the :data or :file keyword. */
10829 return fmt
[JPEG_FILE
].count
+ fmt
[JPEG_DATA
].count
== 1;
10833 struct my_jpeg_error_mgr
10835 struct jpeg_error_mgr pub
;
10836 jmp_buf setjmp_buffer
;
10840 my_error_exit (cinfo
)
10841 j_common_ptr cinfo
;
10843 struct my_jpeg_error_mgr
*mgr
= (struct my_jpeg_error_mgr
*) cinfo
->err
;
10844 longjmp (mgr
->setjmp_buffer
, 1);
10847 /* Init source method for JPEG data source manager. Called by
10848 jpeg_read_header() before any data is actually read. See
10849 libjpeg.doc from the JPEG lib distribution. */
10852 our_init_source (cinfo
)
10853 j_decompress_ptr cinfo
;
10858 /* Fill input buffer method for JPEG data source manager. Called
10859 whenever more data is needed. We read the whole image in one step,
10860 so this only adds a fake end of input marker at the end. */
10863 our_fill_input_buffer (cinfo
)
10864 j_decompress_ptr cinfo
;
10866 /* Insert a fake EOI marker. */
10867 struct jpeg_source_mgr
*src
= cinfo
->src
;
10868 static JOCTET buffer
[2];
10870 buffer
[0] = (JOCTET
) 0xFF;
10871 buffer
[1] = (JOCTET
) JPEG_EOI
;
10873 src
->next_input_byte
= buffer
;
10874 src
->bytes_in_buffer
= 2;
10879 /* Method to skip over NUM_BYTES bytes in the image data. CINFO->src
10880 is the JPEG data source manager. */
10883 our_skip_input_data (cinfo
, num_bytes
)
10884 j_decompress_ptr cinfo
;
10887 struct jpeg_source_mgr
*src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10891 if (num_bytes
> src
->bytes_in_buffer
)
10892 ERREXIT (cinfo
, JERR_INPUT_EOF
);
10894 src
->bytes_in_buffer
-= num_bytes
;
10895 src
->next_input_byte
+= num_bytes
;
10900 /* Method to terminate data source. Called by
10901 jpeg_finish_decompress() after all data has been processed. */
10904 our_term_source (cinfo
)
10905 j_decompress_ptr cinfo
;
10910 /* Set up the JPEG lib for reading an image from DATA which contains
10911 LEN bytes. CINFO is the decompression info structure created for
10912 reading the image. */
10915 jpeg_memory_src (cinfo
, data
, len
)
10916 j_decompress_ptr cinfo
;
10920 struct jpeg_source_mgr
*src
;
10922 if (cinfo
->src
== NULL
)
10924 /* First time for this JPEG object? */
10925 cinfo
->src
= (struct jpeg_source_mgr
*)
10926 (*cinfo
->mem
->alloc_small
) ((j_common_ptr
) cinfo
, JPOOL_PERMANENT
,
10927 sizeof (struct jpeg_source_mgr
));
10928 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10929 src
->next_input_byte
= data
;
10932 src
= (struct jpeg_source_mgr
*) cinfo
->src
;
10933 src
->init_source
= our_init_source
;
10934 src
->fill_input_buffer
= our_fill_input_buffer
;
10935 src
->skip_input_data
= our_skip_input_data
;
10936 src
->resync_to_restart
= jpeg_resync_to_restart
; /* Use default method. */
10937 src
->term_source
= our_term_source
;
10938 src
->bytes_in_buffer
= len
;
10939 src
->next_input_byte
= data
;
10943 /* Load image IMG for use on frame F. Patterned after example.c
10944 from the JPEG lib. */
10951 struct jpeg_decompress_struct cinfo
;
10952 struct my_jpeg_error_mgr mgr
;
10953 Lisp_Object file
, specified_file
;
10954 Lisp_Object specified_data
;
10957 int row_stride
, x
, y
;
10958 XImage
*ximg
= NULL
;
10960 unsigned long *colors
;
10962 struct gcpro gcpro1
;
10964 /* Open the JPEG file. */
10965 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
10966 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
10970 if (NILP (specified_data
))
10972 file
= x_find_image_file (specified_file
);
10973 if (!STRINGP (file
))
10975 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
10980 fp
= fopen (XSTRING (file
)->data
, "r");
10983 image_error ("Cannot open `%s'", file
, Qnil
);
10989 /* Customize libjpeg's error handling to call my_error_exit when an
10990 error is detected. This function will perform a longjmp. */
10991 mgr
.pub
.error_exit
= my_error_exit
;
10992 cinfo
.err
= jpeg_std_error (&mgr
.pub
);
10994 if ((rc
= setjmp (mgr
.setjmp_buffer
)) != 0)
10998 /* Called from my_error_exit. Display a JPEG error. */
10999 char buffer
[JMSG_LENGTH_MAX
];
11000 cinfo
.err
->format_message ((j_common_ptr
) &cinfo
, buffer
);
11001 image_error ("Error reading JPEG image `%s': %s", img
->spec
,
11002 build_string (buffer
));
11005 /* Close the input file and destroy the JPEG object. */
11008 jpeg_destroy_decompress (&cinfo
);
11012 /* If we already have an XImage, free that. */
11013 x_destroy_x_image (ximg
);
11015 /* Free pixmap and colors. */
11016 x_clear_image (f
, img
);
11023 /* Create the JPEG decompression object. Let it read from fp.
11024 Read the JPEG image header. */
11025 jpeg_create_decompress (&cinfo
);
11027 if (NILP (specified_data
))
11028 jpeg_stdio_src (&cinfo
, fp
);
11030 jpeg_memory_src (&cinfo
, XSTRING (specified_data
)->data
,
11031 STRING_BYTES (XSTRING (specified_data
)));
11033 jpeg_read_header (&cinfo
, TRUE
);
11035 /* Customize decompression so that color quantization will be used.
11036 Start decompression. */
11037 cinfo
.quantize_colors
= TRUE
;
11038 jpeg_start_decompress (&cinfo
);
11039 width
= img
->width
= cinfo
.output_width
;
11040 height
= img
->height
= cinfo
.output_height
;
11044 /* Create X image and pixmap. */
11045 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
,
11049 longjmp (mgr
.setjmp_buffer
, 2);
11052 /* Allocate colors. When color quantization is used,
11053 cinfo.actual_number_of_colors has been set with the number of
11054 colors generated, and cinfo.colormap is a two-dimensional array
11055 of color indices in the range 0..cinfo.actual_number_of_colors.
11056 No more than 255 colors will be generated. */
11060 if (cinfo
.out_color_components
> 2)
11061 ir
= 0, ig
= 1, ib
= 2;
11062 else if (cinfo
.out_color_components
> 1)
11063 ir
= 0, ig
= 1, ib
= 0;
11065 ir
= 0, ig
= 0, ib
= 0;
11067 /* Use the color table mechanism because it handles colors that
11068 cannot be allocated nicely. Such colors will be replaced with
11069 a default color, and we don't have to care about which colors
11070 can be freed safely, and which can't. */
11071 init_color_table ();
11072 colors
= (unsigned long *) alloca (cinfo
.actual_number_of_colors
11075 for (i
= 0; i
< cinfo
.actual_number_of_colors
; ++i
)
11077 /* Multiply RGB values with 255 because X expects RGB values
11078 in the range 0..0xffff. */
11079 int r
= cinfo
.colormap
[ir
][i
] << 8;
11080 int g
= cinfo
.colormap
[ig
][i
] << 8;
11081 int b
= cinfo
.colormap
[ib
][i
] << 8;
11082 colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11085 /* Remember those colors actually allocated. */
11086 img
->colors
= colors_in_color_table (&img
->ncolors
);
11087 free_color_table ();
11091 row_stride
= width
* cinfo
.output_components
;
11092 buffer
= cinfo
.mem
->alloc_sarray ((j_common_ptr
) &cinfo
, JPOOL_IMAGE
,
11094 for (y
= 0; y
< height
; ++y
)
11096 jpeg_read_scanlines (&cinfo
, buffer
, 1);
11097 for (x
= 0; x
< cinfo
.output_width
; ++x
)
11098 XPutPixel (ximg
, x
, y
, colors
[buffer
[0][x
]]);
11102 jpeg_finish_decompress (&cinfo
);
11103 jpeg_destroy_decompress (&cinfo
);
11107 /* Put the image into the pixmap. */
11108 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11109 x_destroy_x_image (ximg
);
11115 #endif /* HAVE_JPEG */
11119 /***********************************************************************
11121 ***********************************************************************/
11125 #include <tiffio.h>
11127 static int tiff_image_p
P_ ((Lisp_Object object
));
11128 static int tiff_load
P_ ((struct frame
*f
, struct image
*img
));
11130 /* The symbol `tiff' identifying images of this type. */
11134 /* Indices of image specification fields in tiff_format, below. */
11136 enum tiff_keyword_index
11145 TIFF_HEURISTIC_MASK
,
11149 /* Vector of image_keyword structures describing the format
11150 of valid user-defined image specifications. */
11152 static struct image_keyword tiff_format
[TIFF_LAST
] =
11154 {":type", IMAGE_SYMBOL_VALUE
, 1},
11155 {":data", IMAGE_STRING_VALUE
, 0},
11156 {":file", IMAGE_STRING_VALUE
, 0},
11157 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11158 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11159 {":relief", IMAGE_INTEGER_VALUE
, 0},
11160 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11161 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11164 /* Structure describing the image type `tiff'. */
11166 static struct image_type tiff_type
=
11176 /* Return non-zero if OBJECT is a valid TIFF image specification. */
11179 tiff_image_p (object
)
11180 Lisp_Object object
;
11182 struct image_keyword fmt
[TIFF_LAST
];
11183 bcopy (tiff_format
, fmt
, sizeof fmt
);
11185 if (!parse_image_spec (object
, fmt
, TIFF_LAST
, Qtiff
)
11186 || (fmt
[TIFF_ASCENT
].count
11187 && XFASTINT (fmt
[TIFF_ASCENT
].value
) > 100))
11190 /* Must specify either the :data or :file keyword. */
11191 return fmt
[TIFF_FILE
].count
+ fmt
[TIFF_DATA
].count
== 1;
11195 /* Reading from a memory buffer for TIFF images Based on the PNG
11196 memory source, but we have to provide a lot of extra functions.
11199 We really only need to implement read and seek, but I am not
11200 convinced that the TIFF library is smart enough not to destroy
11201 itself if we only hand it the function pointers we need to
11206 unsigned char *bytes
;
11210 tiff_memory_source
;
11213 tiff_read_from_memory (data
, buf
, size
)
11218 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11220 if (size
> src
->len
- src
->index
)
11221 return (size_t) -1;
11222 bcopy (src
->bytes
+ src
->index
, buf
, size
);
11223 src
->index
+= size
;
11228 tiff_write_from_memory (data
, buf
, size
)
11233 return (size_t) -1;
11237 tiff_seek_in_memory (data
, off
, whence
)
11242 tiff_memory_source
*src
= (tiff_memory_source
*) data
;
11247 case SEEK_SET
: /* Go from beginning of source. */
11251 case SEEK_END
: /* Go from end of source. */
11252 idx
= src
->len
+ off
;
11255 case SEEK_CUR
: /* Go from current position. */
11256 idx
= src
->index
+ off
;
11259 default: /* Invalid `whence'. */
11263 if (idx
> src
->len
|| idx
< 0)
11271 tiff_close_memory (data
)
11279 tiff_mmap_memory (data
, pbase
, psize
)
11284 /* It is already _IN_ memory. */
11289 tiff_unmap_memory (data
, base
, size
)
11294 /* We don't need to do this. */
11298 tiff_size_of_memory (data
)
11301 return ((tiff_memory_source
*) data
)->len
;
11304 /* Load TIFF image IMG for use on frame F. Value is non-zero if
11312 Lisp_Object file
, specified_file
;
11313 Lisp_Object specified_data
;
11315 int width
, height
, x
, y
;
11319 struct gcpro gcpro1
;
11320 tiff_memory_source memsrc
;
11322 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11323 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11327 if (NILP (specified_data
))
11329 /* Read from a file */
11330 file
= x_find_image_file (specified_file
);
11331 if (!STRINGP (file
))
11333 image_error ("Cannot find image file `%s'", file
, Qnil
);
11338 /* Try to open the image file. */
11339 tiff
= TIFFOpen (XSTRING (file
)->data
, "r");
11342 image_error ("Cannot open `%s'", file
, Qnil
);
11349 /* Memory source! */
11350 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11351 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11354 tiff
= TIFFClientOpen ("memory_source", "r", &memsrc
,
11355 (TIFFReadWriteProc
) tiff_read_from_memory
,
11356 (TIFFReadWriteProc
) tiff_write_from_memory
,
11357 tiff_seek_in_memory
,
11359 tiff_size_of_memory
,
11361 tiff_unmap_memory
);
11365 image_error ("Cannot open memory source for `%s'", img
->spec
, Qnil
);
11371 /* Get width and height of the image, and allocate a raster buffer
11372 of width x height 32-bit values. */
11373 TIFFGetField (tiff
, TIFFTAG_IMAGEWIDTH
, &width
);
11374 TIFFGetField (tiff
, TIFFTAG_IMAGELENGTH
, &height
);
11375 buf
= (uint32
*) xmalloc (width
* height
* sizeof *buf
);
11377 rc
= TIFFReadRGBAImage (tiff
, width
, height
, buf
, 0);
11381 image_error ("Error reading TIFF image `%s'", img
->spec
, Qnil
);
11389 /* Create the X image and pixmap. */
11390 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11398 /* Initialize the color table. */
11399 init_color_table ();
11401 /* Process the pixel raster. Origin is in the lower-left corner. */
11402 for (y
= 0; y
< height
; ++y
)
11404 uint32
*row
= buf
+ y
* width
;
11406 for (x
= 0; x
< width
; ++x
)
11408 uint32 abgr
= row
[x
];
11409 int r
= TIFFGetR (abgr
) << 8;
11410 int g
= TIFFGetG (abgr
) << 8;
11411 int b
= TIFFGetB (abgr
) << 8;
11412 XPutPixel (ximg
, x
, height
- 1 - y
, lookup_rgb_color (f
, r
, g
, b
));
11416 /* Remember the colors allocated for the image. Free the color table. */
11417 img
->colors
= colors_in_color_table (&img
->ncolors
);
11418 free_color_table ();
11420 /* Put the image into the pixmap, then free the X image and its buffer. */
11421 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11422 x_destroy_x_image (ximg
);
11426 img
->width
= width
;
11427 img
->height
= height
;
11433 #endif /* HAVE_TIFF != 0 */
11437 /***********************************************************************
11439 ***********************************************************************/
11443 #include <gif_lib.h>
11445 static int gif_image_p
P_ ((Lisp_Object object
));
11446 static int gif_load
P_ ((struct frame
*f
, struct image
*img
));
11448 /* The symbol `gif' identifying images of this type. */
11452 /* Indices of image specification fields in gif_format, below. */
11454 enum gif_keyword_index
11463 GIF_HEURISTIC_MASK
,
11468 /* Vector of image_keyword structures describing the format
11469 of valid user-defined image specifications. */
11471 static struct image_keyword gif_format
[GIF_LAST
] =
11473 {":type", IMAGE_SYMBOL_VALUE
, 1},
11474 {":data", IMAGE_STRING_VALUE
, 0},
11475 {":file", IMAGE_STRING_VALUE
, 0},
11476 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11477 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11478 {":relief", IMAGE_INTEGER_VALUE
, 0},
11479 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11480 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11481 {":image", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0}
11484 /* Structure describing the image type `gif'. */
11486 static struct image_type gif_type
=
11495 /* Return non-zero if OBJECT is a valid GIF image specification. */
11498 gif_image_p (object
)
11499 Lisp_Object object
;
11501 struct image_keyword fmt
[GIF_LAST
];
11502 bcopy (gif_format
, fmt
, sizeof fmt
);
11504 if (!parse_image_spec (object
, fmt
, GIF_LAST
, Qgif
)
11505 || (fmt
[GIF_ASCENT
].count
11506 && XFASTINT (fmt
[GIF_ASCENT
].value
) > 100))
11509 /* Must specify either the :data or :file keyword. */
11510 return fmt
[GIF_FILE
].count
+ fmt
[GIF_DATA
].count
== 1;
11513 /* Reading a GIF image from memory
11514 Based on the PNG memory stuff to a certain extent. */
11518 unsigned char *bytes
;
11524 /* Make the current memory source available to gif_read_from_memory.
11525 It's done this way because not all versions of libungif support
11526 a UserData field in the GifFileType structure. */
11527 static gif_memory_source
*current_gif_memory_src
;
11530 gif_read_from_memory (file
, buf
, len
)
11535 gif_memory_source
*src
= current_gif_memory_src
;
11537 if (len
> src
->len
- src
->index
)
11540 bcopy (src
->bytes
+ src
->index
, buf
, len
);
11546 /* Load GIF image IMG for use on frame F. Value is non-zero if
11554 Lisp_Object file
, specified_file
;
11555 Lisp_Object specified_data
;
11556 int rc
, width
, height
, x
, y
, i
;
11558 ColorMapObject
*gif_color_map
;
11559 unsigned long pixel_colors
[256];
11561 struct gcpro gcpro1
;
11563 int ino
, image_left
, image_top
, image_width
, image_height
;
11564 gif_memory_source memsrc
;
11565 unsigned char *raster
;
11567 specified_file
= image_spec_value (img
->spec
, QCfile
, NULL
);
11568 specified_data
= image_spec_value (img
->spec
, QCdata
, NULL
);
11572 if (NILP (specified_data
))
11574 file
= x_find_image_file (specified_file
);
11575 if (!STRINGP (file
))
11577 image_error ("Cannot find image file `%s'", specified_file
, Qnil
);
11582 /* Open the GIF file. */
11583 gif
= DGifOpenFileName (XSTRING (file
)->data
);
11586 image_error ("Cannot open `%s'", file
, Qnil
);
11593 /* Read from memory! */
11594 current_gif_memory_src
= &memsrc
;
11595 memsrc
.bytes
= XSTRING (specified_data
)->data
;
11596 memsrc
.len
= STRING_BYTES (XSTRING (specified_data
));
11599 gif
= DGifOpen(&memsrc
, gif_read_from_memory
);
11602 image_error ("Cannot open memory source `%s'", img
->spec
, Qnil
);
11608 /* Read entire contents. */
11609 rc
= DGifSlurp (gif
);
11610 if (rc
== GIF_ERROR
)
11612 image_error ("Error reading `%s'", img
->spec
, Qnil
);
11613 DGifCloseFile (gif
);
11618 image
= image_spec_value (img
->spec
, QCindex
, NULL
);
11619 ino
= INTEGERP (image
) ? XFASTINT (image
) : 0;
11620 if (ino
>= gif
->ImageCount
)
11622 image_error ("Invalid image number `%s' in image `%s'",
11624 DGifCloseFile (gif
);
11629 width
= img
->width
= gif
->SWidth
;
11630 height
= img
->height
= gif
->SHeight
;
11634 /* Create the X image and pixmap. */
11635 if (!x_create_x_image_and_pixmap (f
, width
, height
, 0, &ximg
, &img
->pixmap
))
11638 DGifCloseFile (gif
);
11643 /* Allocate colors. */
11644 gif_color_map
= gif
->SavedImages
[ino
].ImageDesc
.ColorMap
;
11645 if (!gif_color_map
)
11646 gif_color_map
= gif
->SColorMap
;
11647 init_color_table ();
11648 bzero (pixel_colors
, sizeof pixel_colors
);
11650 for (i
= 0; i
< gif_color_map
->ColorCount
; ++i
)
11652 int r
= gif_color_map
->Colors
[i
].Red
<< 8;
11653 int g
= gif_color_map
->Colors
[i
].Green
<< 8;
11654 int b
= gif_color_map
->Colors
[i
].Blue
<< 8;
11655 pixel_colors
[i
] = lookup_rgb_color (f
, r
, g
, b
);
11658 img
->colors
= colors_in_color_table (&img
->ncolors
);
11659 free_color_table ();
11661 /* Clear the part of the screen image that are not covered by
11662 the image from the GIF file. Full animated GIF support
11663 requires more than can be done here (see the gif89 spec,
11664 disposal methods). Let's simply assume that the part
11665 not covered by a sub-image is in the frame's background color. */
11666 image_top
= gif
->SavedImages
[ino
].ImageDesc
.Top
;
11667 image_left
= gif
->SavedImages
[ino
].ImageDesc
.Left
;
11668 image_width
= gif
->SavedImages
[ino
].ImageDesc
.Width
;
11669 image_height
= gif
->SavedImages
[ino
].ImageDesc
.Height
;
11671 for (y
= 0; y
< image_top
; ++y
)
11672 for (x
= 0; x
< width
; ++x
)
11673 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11675 for (y
= image_top
+ image_height
; y
< height
; ++y
)
11676 for (x
= 0; x
< width
; ++x
)
11677 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11679 for (y
= image_top
; y
< image_top
+ image_height
; ++y
)
11681 for (x
= 0; x
< image_left
; ++x
)
11682 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11683 for (x
= image_left
+ image_width
; x
< width
; ++x
)
11684 XPutPixel (ximg
, x
, y
, FRAME_BACKGROUND_PIXEL (f
));
11687 /* Read the GIF image into the X image. We use a local variable
11688 `raster' here because RasterBits below is a char *, and invites
11689 problems with bytes >= 0x80. */
11690 raster
= (unsigned char *) gif
->SavedImages
[ino
].RasterBits
;
11692 if (gif
->SavedImages
[ino
].ImageDesc
.Interlace
)
11694 static int interlace_start
[] = {0, 4, 2, 1};
11695 static int interlace_increment
[] = {8, 8, 4, 2};
11697 int row
= interlace_start
[0];
11701 for (y
= 0; y
< image_height
; y
++)
11703 if (row
>= image_height
)
11705 row
= interlace_start
[++pass
];
11706 while (row
>= image_height
)
11707 row
= interlace_start
[++pass
];
11710 for (x
= 0; x
< image_width
; x
++)
11712 int i
= raster
[(y
* image_width
) + x
];
11713 XPutPixel (ximg
, x
+ image_left
, row
+ image_top
,
11717 row
+= interlace_increment
[pass
];
11722 for (y
= 0; y
< image_height
; ++y
)
11723 for (x
= 0; x
< image_width
; ++x
)
11725 int i
= raster
[y
* image_width
+ x
];
11726 XPutPixel (ximg
, x
+ image_left
, y
+ image_top
, pixel_colors
[i
]);
11730 DGifCloseFile (gif
);
11732 /* Put the image into the pixmap, then free the X image and its buffer. */
11733 x_put_x_image (f
, ximg
, img
->pixmap
, width
, height
);
11734 x_destroy_x_image (ximg
);
11741 #endif /* HAVE_GIF != 0 */
11745 /***********************************************************************
11747 ***********************************************************************/
11749 #ifdef HAVE_GHOSTSCRIPT
11750 static int gs_image_p
P_ ((Lisp_Object object
));
11751 static int gs_load
P_ ((struct frame
*f
, struct image
*img
));
11752 static void gs_clear_image
P_ ((struct frame
*f
, struct image
*img
));
11754 /* The symbol `postscript' identifying images of this type. */
11756 Lisp_Object Qpostscript
;
11758 /* Keyword symbols. */
11760 Lisp_Object QCloader
, QCbounding_box
, QCpt_width
, QCpt_height
;
11762 /* Indices of image specification fields in gs_format, below. */
11764 enum gs_keyword_index
11780 /* Vector of image_keyword structures describing the format
11781 of valid user-defined image specifications. */
11783 static struct image_keyword gs_format
[GS_LAST
] =
11785 {":type", IMAGE_SYMBOL_VALUE
, 1},
11786 {":pt-width", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11787 {":pt-height", IMAGE_POSITIVE_INTEGER_VALUE
, 1},
11788 {":file", IMAGE_STRING_VALUE
, 1},
11789 {":loader", IMAGE_FUNCTION_VALUE
, 0},
11790 {":bounding-box", IMAGE_DONT_CHECK_VALUE_TYPE
, 1},
11791 {":ascent", IMAGE_NON_NEGATIVE_INTEGER_VALUE
, 0},
11792 {":margin", IMAGE_POSITIVE_INTEGER_VALUE_OR_PAIR
, 0},
11793 {":relief", IMAGE_INTEGER_VALUE
, 0},
11794 {":conversion", IMAGE_DONT_CHECK_VALUE_TYPE
, 0},
11795 {":heuristic-mask", IMAGE_DONT_CHECK_VALUE_TYPE
, 0}
11798 /* Structure describing the image type `ghostscript'. */
11800 static struct image_type gs_type
=
11810 /* Free X resources of Ghostscript image IMG which is used on frame F. */
11813 gs_clear_image (f
, img
)
11817 /* IMG->data.ptr_val may contain a recorded colormap. */
11818 xfree (img
->data
.ptr_val
);
11819 x_clear_image (f
, img
);
11823 /* Return non-zero if OBJECT is a valid Ghostscript image
11827 gs_image_p (object
)
11828 Lisp_Object object
;
11830 struct image_keyword fmt
[GS_LAST
];
11834 bcopy (gs_format
, fmt
, sizeof fmt
);
11836 if (!parse_image_spec (object
, fmt
, GS_LAST
, Qpostscript
)
11837 || (fmt
[GS_ASCENT
].count
11838 && XFASTINT (fmt
[GS_ASCENT
].value
) > 100))
11841 /* Bounding box must be a list or vector containing 4 integers. */
11842 tem
= fmt
[GS_BOUNDING_BOX
].value
;
11845 for (i
= 0; i
< 4; ++i
, tem
= XCDR (tem
))
11846 if (!CONSP (tem
) || !INTEGERP (XCAR (tem
)))
11851 else if (VECTORP (tem
))
11853 if (XVECTOR (tem
)->size
!= 4)
11855 for (i
= 0; i
< 4; ++i
)
11856 if (!INTEGERP (XVECTOR (tem
)->contents
[i
]))
11866 /* Load Ghostscript image IMG for use on frame F. Value is non-zero
11875 Lisp_Object window_and_pixmap_id
= Qnil
, loader
, pt_height
, pt_width
;
11876 struct gcpro gcpro1
, gcpro2
;
11878 double in_width
, in_height
;
11879 Lisp_Object pixel_colors
= Qnil
;
11881 /* Compute pixel size of pixmap needed from the given size in the
11882 image specification. Sizes in the specification are in pt. 1 pt
11883 = 1/72 in, xdpi and ydpi are stored in the frame's X display
11885 pt_width
= image_spec_value (img
->spec
, QCpt_width
, NULL
);
11886 in_width
= XFASTINT (pt_width
) / 72.0;
11887 img
->width
= in_width
* FRAME_W32_DISPLAY_INFO (f
)->resx
;
11888 pt_height
= image_spec_value (img
->spec
, QCpt_height
, NULL
);
11889 in_height
= XFASTINT (pt_height
) / 72.0;
11890 img
->height
= in_height
* FRAME_W32_DISPLAY_INFO (f
)->resy
;
11892 /* Create the pixmap. */
11894 xassert (img
->pixmap
== 0);
11895 img
->pixmap
= XCreatePixmap (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
11896 img
->width
, img
->height
,
11897 DefaultDepthOfScreen (FRAME_X_SCREEN (f
)));
11902 image_error ("Unable to create pixmap for `%s'", img
->spec
, Qnil
);
11906 /* Call the loader to fill the pixmap. It returns a process object
11907 if successful. We do not record_unwind_protect here because
11908 other places in redisplay like calling window scroll functions
11909 don't either. Let the Lisp loader use `unwind-protect' instead. */
11910 GCPRO2 (window_and_pixmap_id
, pixel_colors
);
11912 sprintf (buffer
, "%lu %lu",
11913 (unsigned long) FRAME_W32_WINDOW (f
),
11914 (unsigned long) img
->pixmap
);
11915 window_and_pixmap_id
= build_string (buffer
);
11917 sprintf (buffer
, "%lu %lu",
11918 FRAME_FOREGROUND_PIXEL (f
),
11919 FRAME_BACKGROUND_PIXEL (f
));
11920 pixel_colors
= build_string (buffer
);
11922 XSETFRAME (frame
, f
);
11923 loader
= image_spec_value (img
->spec
, QCloader
, NULL
);
11925 loader
= intern ("gs-load-image");
11927 img
->data
.lisp_val
= call6 (loader
, frame
, img
->spec
,
11928 make_number (img
->width
),
11929 make_number (img
->height
),
11930 window_and_pixmap_id
,
11933 return PROCESSP (img
->data
.lisp_val
);
11937 /* Kill the Ghostscript process that was started to fill PIXMAP on
11938 frame F. Called from XTread_socket when receiving an event
11939 telling Emacs that Ghostscript has finished drawing. */
11942 x_kill_gs_process (pixmap
, f
)
11946 struct image_cache
*c
= FRAME_X_IMAGE_CACHE (f
);
11950 /* Find the image containing PIXMAP. */
11951 for (i
= 0; i
< c
->used
; ++i
)
11952 if (c
->images
[i
]->pixmap
== pixmap
)
11955 /* Kill the GS process. We should have found PIXMAP in the image
11956 cache and its image should contain a process object. */
11957 xassert (i
< c
->used
);
11958 img
= c
->images
[i
];
11959 xassert (PROCESSP (img
->data
.lisp_val
));
11960 Fkill_process (img
->data
.lisp_val
, Qnil
);
11961 img
->data
.lisp_val
= Qnil
;
11963 /* On displays with a mutable colormap, figure out the colors
11964 allocated for the image by looking at the pixels of an XImage for
11966 class = FRAME_W32_DISPLAY_INFO (f
)->visual
->class;
11967 if (class != StaticColor
&& class != StaticGray
&& class != TrueColor
)
11973 /* Try to get an XImage for img->pixmep. */
11974 ximg
= XGetImage (FRAME_W32_DISPLAY (f
), img
->pixmap
,
11975 0, 0, img
->width
, img
->height
, ~0, ZPixmap
);
11980 /* Initialize the color table. */
11981 init_color_table ();
11983 /* For each pixel of the image, look its color up in the
11984 color table. After having done so, the color table will
11985 contain an entry for each color used by the image. */
11986 for (y
= 0; y
< img
->height
; ++y
)
11987 for (x
= 0; x
< img
->width
; ++x
)
11989 unsigned long pixel
= XGetPixel (ximg
, x
, y
);
11990 lookup_pixel_color (f
, pixel
);
11993 /* Record colors in the image. Free color table and XImage. */
11994 img
->colors
= colors_in_color_table (&img
->ncolors
);
11995 free_color_table ();
11996 XDestroyImage (ximg
);
11998 #if 0 /* This doesn't seem to be the case. If we free the colors
11999 here, we get a BadAccess later in x_clear_image when
12000 freeing the colors. */
12001 /* We have allocated colors once, but Ghostscript has also
12002 allocated colors on behalf of us. So, to get the
12003 reference counts right, free them once. */
12006 Colormap cmap
= DefaultColormapOfScreen (FRAME_X_SCREEN (f
));
12007 XFreeColors (FRAME_W32_DISPLAY (f
), cmap
,
12008 img
->colors
, img
->ncolors
, 0);
12013 image_error ("Cannot get X image of `%s'; colors will not be freed",
12020 #endif /* HAVE_GHOSTSCRIPT */
12023 /***********************************************************************
12025 ***********************************************************************/
12027 DEFUN ("x-change-window-property", Fx_change_window_property
,
12028 Sx_change_window_property
, 2, 3, 0,
12029 "Change window property PROP to VALUE on the X window of FRAME.\n\
12030 PROP and VALUE must be strings. FRAME nil or omitted means use the\n\
12031 selected frame. Value is VALUE.")
12032 (prop
, value
, frame
)
12033 Lisp_Object frame
, prop
, value
;
12035 #if 0 /* TODO : port window properties to W32 */
12036 struct frame
*f
= check_x_frame (frame
);
12039 CHECK_STRING (prop
, 1);
12040 CHECK_STRING (value
, 2);
12043 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12044 XChangeProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12045 prop_atom
, XA_STRING
, 8, PropModeReplace
,
12046 XSTRING (value
)->data
, XSTRING (value
)->size
);
12048 /* Make sure the property is set when we return. */
12049 XFlush (FRAME_W32_DISPLAY (f
));
12058 DEFUN ("x-delete-window-property", Fx_delete_window_property
,
12059 Sx_delete_window_property
, 1, 2, 0,
12060 "Remove window property PROP from X window of FRAME.\n\
12061 FRAME nil or omitted means use the selected frame. Value is PROP.")
12063 Lisp_Object prop
, frame
;
12065 #if 0 /* TODO : port window properties to W32 */
12067 struct frame
*f
= check_x_frame (frame
);
12070 CHECK_STRING (prop
, 1);
12072 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12073 XDeleteProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
), prop_atom
);
12075 /* Make sure the property is removed when we return. */
12076 XFlush (FRAME_W32_DISPLAY (f
));
12084 DEFUN ("x-window-property", Fx_window_property
, Sx_window_property
,
12086 "Value is the value of window property PROP on FRAME.\n\
12087 If FRAME is nil or omitted, use the selected frame. Value is nil\n\
12088 if FRAME hasn't a property with name PROP or if PROP has no string\n\
12091 Lisp_Object prop
, frame
;
12093 #if 0 /* TODO : port window properties to W32 */
12095 struct frame
*f
= check_x_frame (frame
);
12098 Lisp_Object prop_value
= Qnil
;
12099 char *tmp_data
= NULL
;
12102 unsigned long actual_size
, bytes_remaining
;
12104 CHECK_STRING (prop
, 1);
12106 prop_atom
= XInternAtom (FRAME_W32_DISPLAY (f
), XSTRING (prop
)->data
, False
);
12107 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12108 prop_atom
, 0, 0, False
, XA_STRING
,
12109 &actual_type
, &actual_format
, &actual_size
,
12110 &bytes_remaining
, (unsigned char **) &tmp_data
);
12113 int size
= bytes_remaining
;
12118 rc
= XGetWindowProperty (FRAME_W32_DISPLAY (f
), FRAME_W32_WINDOW (f
),
12119 prop_atom
, 0, bytes_remaining
,
12121 &actual_type
, &actual_format
,
12122 &actual_size
, &bytes_remaining
,
12123 (unsigned char **) &tmp_data
);
12125 prop_value
= make_string (tmp_data
, size
);
12140 /***********************************************************************
12142 ***********************************************************************/
12144 /* If non-null, an asynchronous timer that, when it expires, displays
12145 an hourglass cursor on all frames. */
12147 static struct atimer
*hourglass_atimer
;
12149 /* Non-zero means an hourglass cursor is currently shown. */
12151 static int hourglass_shown_p
;
12153 /* Number of seconds to wait before displaying an hourglass cursor. */
12155 static Lisp_Object Vhourglass_delay
;
12157 /* Default number of seconds to wait before displaying an hourglass
12160 #define DEFAULT_HOURGLASS_DELAY 1
12162 /* Function prototypes. */
12164 static void show_hourglass
P_ ((struct atimer
*));
12165 static void hide_hourglass
P_ ((void));
12168 /* Cancel a currently active hourglass timer, and start a new one. */
12173 #if 0 /* TODO: cursor shape changes. */
12175 int secs
, usecs
= 0;
12177 cancel_hourglass ();
12179 if (INTEGERP (Vhourglass_delay
)
12180 && XINT (Vhourglass_delay
) > 0)
12181 secs
= XFASTINT (Vhourglass_delay
);
12182 else if (FLOATP (Vhourglass_delay
)
12183 && XFLOAT_DATA (Vhourglass_delay
) > 0)
12186 tem
= Ftruncate (Vhourglass_delay
, Qnil
);
12187 secs
= XFASTINT (tem
);
12188 usecs
= (XFLOAT_DATA (Vhourglass_delay
) - secs
) * 1000000;
12191 secs
= DEFAULT_HOURGLASS_DELAY
;
12193 EMACS_SET_SECS_USECS (delay
, secs
, usecs
);
12194 hourglass_atimer
= start_atimer (ATIMER_RELATIVE
, delay
,
12195 show_hourglass
, NULL
);
12200 /* Cancel the hourglass cursor timer if active, hide an hourglass
12201 cursor if shown. */
12204 cancel_hourglass ()
12206 if (hourglass_atimer
)
12208 cancel_atimer (hourglass_atimer
);
12209 hourglass_atimer
= NULL
;
12212 if (hourglass_shown_p
)
12217 /* Timer function of hourglass_atimer. TIMER is equal to
12220 Display an hourglass cursor on all frames by mapping the frames'
12221 hourglass_window. Set the hourglass_p flag in the frames'
12222 output_data.x structure to indicate that an hourglass cursor is
12223 shown on the frames. */
12226 show_hourglass (timer
)
12227 struct atimer
*timer
;
12229 #if 0 /* TODO: cursor shape changes. */
12230 /* The timer implementation will cancel this timer automatically
12231 after this function has run. Set hourglass_atimer to null
12232 so that we know the timer doesn't have to be canceled. */
12233 hourglass_atimer
= NULL
;
12235 if (!hourglass_shown_p
)
12237 Lisp_Object rest
, frame
;
12241 FOR_EACH_FRAME (rest
, frame
)
12242 if (FRAME_W32_P (XFRAME (frame
)))
12244 struct frame
*f
= XFRAME (frame
);
12246 f
->output_data
.w32
->hourglass_p
= 1;
12248 if (!f
->output_data
.w32
->hourglass_window
)
12250 unsigned long mask
= CWCursor
;
12251 XSetWindowAttributes attrs
;
12253 attrs
.cursor
= f
->output_data
.w32
->hourglass_cursor
;
12255 f
->output_data
.w32
->hourglass_window
12256 = XCreateWindow (FRAME_X_DISPLAY (f
),
12257 FRAME_OUTER_WINDOW (f
),
12258 0, 0, 32000, 32000, 0, 0,
12264 XMapRaised (FRAME_X_DISPLAY (f
),
12265 f
->output_data
.w32
->hourglass_window
);
12266 XFlush (FRAME_X_DISPLAY (f
));
12269 hourglass_shown_p
= 1;
12276 /* Hide the hourglass cursor on all frames, if it is currently shown. */
12281 #if 0 /* TODO: cursor shape changes. */
12282 if (hourglass_shown_p
)
12284 Lisp_Object rest
, frame
;
12287 FOR_EACH_FRAME (rest
, frame
)
12289 struct frame
*f
= XFRAME (frame
);
12291 if (FRAME_W32_P (f
)
12292 /* Watch out for newly created frames. */
12293 && f
->output_data
.x
->hourglass_window
)
12295 XUnmapWindow (FRAME_X_DISPLAY (f
),
12296 f
->output_data
.x
->hourglass_window
);
12297 /* Sync here because XTread_socket looks at the
12298 hourglass_p flag that is reset to zero below. */
12299 XSync (FRAME_X_DISPLAY (f
), False
);
12300 f
->output_data
.x
->hourglass_p
= 0;
12304 hourglass_shown_p
= 0;
12312 /***********************************************************************
12314 ***********************************************************************/
12316 static Lisp_Object x_create_tip_frame
P_ ((struct w32_display_info
*,
12319 /* The frame of a currently visible tooltip, or null. */
12321 Lisp_Object tip_frame
;
12323 /* If non-nil, a timer started that hides the last tooltip when it
12326 Lisp_Object tip_timer
;
12330 unwind_create_tip_frame (frame
)
12333 Lisp_Object deleted
;
12335 deleted
= unwind_create_frame (frame
);
12336 if (EQ (deleted
, Qt
))
12346 /* Create a frame for a tooltip on the display described by DPYINFO.
12347 PARMS is a list of frame parameters. Value is the frame.
12349 Note that functions called here, esp. x_default_parameter can
12350 signal errors, for instance when a specified color name is
12351 undefined. We have to make sure that we're in a consistent state
12352 when this happens. */
12355 x_create_tip_frame (dpyinfo
, parms
)
12356 struct w32_display_info
*dpyinfo
;
12359 #if 0 /* TODO : w32 version */
12361 Lisp_Object frame
, tem
;
12363 long window_prompting
= 0;
12365 int count
= BINDING_STACK_SIZE ();
12366 struct gcpro gcpro1
, gcpro2
, gcpro3
;
12371 /* Use this general default value to start with until we know if
12372 this frame has a specified name. */
12373 Vx_resource_name
= Vinvocation_name
;
12375 #ifdef MULTI_KBOARD
12376 kb
= dpyinfo
->kboard
;
12378 kb
= &the_only_kboard
;
12381 /* Get the name of the frame to use for resource lookup. */
12382 name
= w32_get_arg (parms
, Qname
, "name", "Name", RES_TYPE_STRING
);
12383 if (!STRINGP (name
)
12384 && !EQ (name
, Qunbound
)
12386 error ("Invalid frame name--not a string or nil");
12387 Vx_resource_name
= name
;
12390 GCPRO3 (parms
, name
, frame
);
12391 f
= make_frame (1);
12392 XSETFRAME (frame
, f
);
12393 FRAME_CAN_HAVE_SCROLL_BARS (f
) = 0;
12394 record_unwind_protect (unwind_create_tip_frame
, frame
);
12396 f
->output_method
= output_w32
;
12397 f
->output_data
.w32
=
12398 (struct w32_output
*) xmalloc (sizeof (struct w32_output
));
12399 bzero (f
->output_data
.w32
, sizeof (struct w32_output
));
12401 f
->output_data
.w32
->icon_bitmap
= -1;
12403 f
->output_data
.w32
->fontset
= -1;
12404 f
->icon_name
= Qnil
;
12407 image_cache_refcount
= FRAME_X_IMAGE_CACHE (f
)->refcount
;
12408 dpyinfo_refcount
= dpyinfo
->reference_count
;
12409 #endif /* GLYPH_DEBUG */
12410 #ifdef MULTI_KBOARD
12411 FRAME_KBOARD (f
) = kb
;
12413 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12414 f
->output_data
.w32
->explicit_parent
= 0;
12416 /* Set the name; the functions to which we pass f expect the name to
12418 if (EQ (name
, Qunbound
) || NILP (name
))
12420 f
->name
= build_string (dpyinfo
->x_id_name
);
12421 f
->explicit_name
= 0;
12426 f
->explicit_name
= 1;
12427 /* use the frame's title when getting resources for this frame. */
12428 specbind (Qx_resource_name
, name
);
12431 /* Extract the window parameters from the supplied values
12432 that are needed to determine window geometry. */
12436 font
= w32_get_arg (parms
, Qfont
, "font", "Font", RES_TYPE_STRING
);
12439 /* First, try whatever font the caller has specified. */
12440 if (STRINGP (font
))
12442 tem
= Fquery_fontset (font
, Qnil
);
12444 font
= x_new_fontset (f
, XSTRING (tem
)->data
);
12446 font
= x_new_font (f
, XSTRING (font
)->data
);
12449 /* Try out a font which we hope has bold and italic variations. */
12450 if (!STRINGP (font
))
12451 font
= x_new_font (f
, "-*-courier new-normal-r-*-*-*-100-*-*-*-*-iso8859-1");
12452 if (!STRINGP (font
))
12453 font
= x_new_font (f
, "-misc-fixed-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12454 if (! STRINGP (font
))
12455 font
= x_new_font (f
, "-*-*-medium-r-normal-*-*-140-*-*-c-*-iso8859-1");
12456 if (! STRINGP (font
))
12457 /* This was formerly the first thing tried, but it finds too many fonts
12458 and takes too long. */
12459 font
= x_new_font (f
, "-*-*-medium-r-*-*-*-*-*-*-c-*-iso8859-1");
12460 /* If those didn't work, look for something which will at least work. */
12461 if (! STRINGP (font
))
12462 font
= x_new_font (f
, "-*-fixed-*-*-*-*-*-140-*-*-c-*-iso8859-1");
12464 if (! STRINGP (font
))
12465 font
= build_string ("fixed");
12467 x_default_parameter (f
, parms
, Qfont
, font
,
12468 "font", "Font", RES_TYPE_STRING
);
12471 x_default_parameter (f
, parms
, Qborder_width
, make_number (2),
12472 "borderWidth", "BorderWidth", RES_TYPE_NUMBER
);
12474 /* This defaults to 2 in order to match xterm. We recognize either
12475 internalBorderWidth or internalBorder (which is what xterm calls
12477 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12481 value
= w32_get_arg (parms
, Qinternal_border_width
,
12482 "internalBorder", "internalBorder", RES_TYPE_NUMBER
);
12483 if (! EQ (value
, Qunbound
))
12484 parms
= Fcons (Fcons (Qinternal_border_width
, value
),
12488 x_default_parameter (f
, parms
, Qinternal_border_width
, make_number (1),
12489 "internalBorderWidth", "internalBorderWidth",
12492 /* Also do the stuff which must be set before the window exists. */
12493 x_default_parameter (f
, parms
, Qforeground_color
, build_string ("black"),
12494 "foreground", "Foreground", RES_TYPE_STRING
);
12495 x_default_parameter (f
, parms
, Qbackground_color
, build_string ("white"),
12496 "background", "Background", RES_TYPE_STRING
);
12497 x_default_parameter (f
, parms
, Qmouse_color
, build_string ("black"),
12498 "pointerColor", "Foreground", RES_TYPE_STRING
);
12499 x_default_parameter (f
, parms
, Qcursor_color
, build_string ("black"),
12500 "cursorColor", "Foreground", RES_TYPE_STRING
);
12501 x_default_parameter (f
, parms
, Qborder_color
, build_string ("black"),
12502 "borderColor", "BorderColor", RES_TYPE_STRING
);
12504 /* Init faces before x_default_parameter is called for scroll-bar
12505 parameters because that function calls x_set_scroll_bar_width,
12506 which calls change_frame_size, which calls Fset_window_buffer,
12507 which runs hooks, which call Fvertical_motion. At the end, we
12508 end up in init_iterator with a null face cache, which should not
12510 init_frame_faces (f
);
12512 f
->output_data
.w32
->parent_desc
= FRAME_W32_DISPLAY_INFO (f
)->root_window
;
12513 window_prompting
= x_figure_window_size (f
, parms
);
12515 if (window_prompting
& XNegative
)
12517 if (window_prompting
& YNegative
)
12518 f
->output_data
.w32
->win_gravity
= SouthEastGravity
;
12520 f
->output_data
.w32
->win_gravity
= NorthEastGravity
;
12524 if (window_prompting
& YNegative
)
12525 f
->output_data
.w32
->win_gravity
= SouthWestGravity
;
12527 f
->output_data
.w32
->win_gravity
= NorthWestGravity
;
12530 f
->output_data
.w32
->size_hint_flags
= window_prompting
;
12532 XSetWindowAttributes attrs
;
12533 unsigned long mask
;
12536 mask
= CWBackPixel
| CWOverrideRedirect
| CWSaveUnder
| CWEventMask
;
12537 /* Window managers looks at the override-redirect flag to
12538 determine whether or net to give windows a decoration (Xlib
12540 attrs
.override_redirect
= True
;
12541 attrs
.save_under
= True
;
12542 attrs
.background_pixel
= FRAME_BACKGROUND_PIXEL (f
);
12543 /* Arrange for getting MapNotify and UnmapNotify events. */
12544 attrs
.event_mask
= StructureNotifyMask
;
12546 = FRAME_W32_WINDOW (f
)
12547 = XCreateWindow (FRAME_W32_DISPLAY (f
),
12548 FRAME_W32_DISPLAY_INFO (f
)->root_window
,
12549 /* x, y, width, height */
12553 CopyFromParent
, InputOutput
, CopyFromParent
,
12560 x_default_parameter (f
, parms
, Qauto_raise
, Qnil
,
12561 "autoRaise", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12562 x_default_parameter (f
, parms
, Qauto_lower
, Qnil
,
12563 "autoLower", "AutoRaiseLower", RES_TYPE_BOOLEAN
);
12564 x_default_parameter (f
, parms
, Qcursor_type
, Qbox
,
12565 "cursorType", "CursorType", RES_TYPE_SYMBOL
);
12567 /* Dimensions, especially f->height, must be done via change_frame_size.
12568 Change will not be effected unless different from the current
12571 height
= f
->height
;
12573 SET_FRAME_WIDTH (f
, 0);
12574 change_frame_size (f
, height
, width
, 1, 0, 0);
12580 /* It is now ok to make the frame official even if we get an error
12581 below. And the frame needs to be on Vframe_list or making it
12582 visible won't work. */
12583 Vframe_list
= Fcons (frame
, Vframe_list
);
12586 /* Now that the frame is official, it counts as a reference to
12588 FRAME_W32_DISPLAY_INFO (f
)->reference_count
++;
12590 return unbind_to (count
, frame
);
12595 #ifdef TODO /* Tooltip support not complete. */
12596 DEFUN ("x-show-tip", Fx_show_tip
, Sx_show_tip
, 1, 6, 0,
12597 "Show STRING in a \"tooltip\" window on frame FRAME.\n\
12598 A tooltip window is a small window displaying a string.\n\
12600 FRAME nil or omitted means use the selected frame.\n\
12602 PARMS is an optional list of frame parameters which can be\n\
12603 used to change the tooltip's appearance.\n\
12605 Automatically hide the tooltip after TIMEOUT seconds.\n\
12606 TIMEOUT nil means use the default timeout of 5 seconds.\n\
12608 If the list of frame parameters PARAMS contains a `left' parameters,\n\
12609 the tooltip is displayed at that x-position. Otherwise it is\n\
12610 displayed at the mouse position, with offset DX added (default is 5 if\n\
12611 DX isn't specified). Likewise for the y-position; if a `top' frame\n\
12612 parameter is specified, it determines the y-position of the tooltip\n\
12613 window, otherwise it is displayed at the mouse position, with offset\n\
12614 DY added (default is 10).")
12615 (string
, frame
, parms
, timeout
, dx
, dy
)
12616 Lisp_Object string
, frame
, parms
, timeout
, dx
, dy
;
12620 Window root
, child
;
12621 Lisp_Object buffer
, top
, left
;
12622 struct buffer
*old_buffer
;
12623 struct text_pos pos
;
12624 int i
, width
, height
;
12625 int root_x
, root_y
, win_x
, win_y
;
12627 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
;
12628 int old_windows_or_buffers_changed
= windows_or_buffers_changed
;
12629 int count
= specpdl_ptr
- specpdl
;
12631 specbind (Qinhibit_redisplay
, Qt
);
12633 GCPRO4 (string
, parms
, frame
, timeout
);
12635 CHECK_STRING (string
, 0);
12636 f
= check_x_frame (frame
);
12637 if (NILP (timeout
))
12638 timeout
= make_number (5);
12640 CHECK_NATNUM (timeout
, 2);
12643 dx
= make_number (5);
12645 CHECK_NUMBER (dx
, 5);
12648 dy
= make_number (-10);
12650 CHECK_NUMBER (dy
, 6);
12652 if (NILP (last_show_tip_args
))
12653 last_show_tip_args
= Fmake_vector (make_number (3), Qnil
);
12655 if (!NILP (tip_frame
))
12657 Lisp_Object last_string
= AREF (last_show_tip_args
, 0);
12658 Lisp_Object last_frame
= AREF (last_show_tip_args
, 1);
12659 Lisp_Object last_parms
= AREF (last_show_tip_args
, 2);
12661 if (EQ (frame
, last_frame
)
12662 && !NILP (Fequal (last_string
, string
))
12663 && !NILP (Fequal (last_parms
, parms
)))
12665 struct frame
*f
= XFRAME (tip_frame
);
12667 /* Only DX and DY have changed. */
12668 if (!NILP (tip_timer
))
12670 Lisp_Object timer
= tip_timer
;
12672 call1 (Qcancel_timer
, timer
);
12676 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12677 XMoveWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12678 root_x
, root_y
- PIXEL_HEIGHT (f
));
12684 /* Hide a previous tip, if any. */
12687 ASET (last_show_tip_args
, 0, string
);
12688 ASET (last_show_tip_args
, 1, frame
);
12689 ASET (last_show_tip_args
, 2, parms
);
12691 /* Add default values to frame parameters. */
12692 if (NILP (Fassq (Qname
, parms
)))
12693 parms
= Fcons (Fcons (Qname
, build_string ("tooltip")), parms
);
12694 if (NILP (Fassq (Qinternal_border_width
, parms
)))
12695 parms
= Fcons (Fcons (Qinternal_border_width
, make_number (3)), parms
);
12696 if (NILP (Fassq (Qborder_width
, parms
)))
12697 parms
= Fcons (Fcons (Qborder_width
, make_number (1)), parms
);
12698 if (NILP (Fassq (Qborder_color
, parms
)))
12699 parms
= Fcons (Fcons (Qborder_color
, build_string ("lightyellow")), parms
);
12700 if (NILP (Fassq (Qbackground_color
, parms
)))
12701 parms
= Fcons (Fcons (Qbackground_color
, build_string ("lightyellow")),
12704 /* Create a frame for the tooltip, and record it in the global
12705 variable tip_frame. */
12706 frame
= x_create_tip_frame (FRAME_W32_DISPLAY_INFO (f
), parms
);
12707 f
= XFRAME (frame
);
12709 /* Set up the frame's root window. Currently we use a size of 80
12710 columns x 40 lines. If someone wants to show a larger tip, he
12711 will loose. I don't think this is a realistic case. */
12712 w
= XWINDOW (FRAME_ROOT_WINDOW (f
));
12713 w
->left
= w
->top
= make_number (0);
12714 w
->width
= make_number (80);
12715 w
->height
= make_number (40);
12717 w
->pseudo_window_p
= 1;
12719 /* Display the tooltip text in a temporary buffer. */
12720 buffer
= Fget_buffer_create (build_string (" *tip*"));
12721 Fset_window_buffer (FRAME_ROOT_WINDOW (f
), buffer
);
12722 old_buffer
= current_buffer
;
12723 set_buffer_internal_1 (XBUFFER (buffer
));
12725 Finsert (1, &string
);
12726 clear_glyph_matrix (w
->desired_matrix
);
12727 clear_glyph_matrix (w
->current_matrix
);
12728 SET_TEXT_POS (pos
, BEGV
, BEGV_BYTE
);
12729 try_window (FRAME_ROOT_WINDOW (f
), pos
);
12731 /* Compute width and height of the tooltip. */
12732 width
= height
= 0;
12733 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
12735 struct glyph_row
*row
= &w
->desired_matrix
->rows
[i
];
12736 struct glyph
*last
;
12739 /* Stop at the first empty row at the end. */
12740 if (!row
->enabled_p
|| !row
->displays_text_p
)
12743 /* Let the row go over the full width of the frame. */
12744 row
->full_width_p
= 1;
12746 /* There's a glyph at the end of rows that is use to place
12747 the cursor there. Don't include the width of this glyph. */
12748 if (row
->used
[TEXT_AREA
])
12750 last
= &row
->glyphs
[TEXT_AREA
][row
->used
[TEXT_AREA
] - 1];
12751 row_width
= row
->pixel_width
- last
->pixel_width
;
12754 row_width
= row
->pixel_width
;
12756 height
+= row
->height
;
12757 width
= max (width
, row_width
);
12760 /* Add the frame's internal border to the width and height the X
12761 window should have. */
12762 height
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12763 width
+= 2 * FRAME_INTERNAL_BORDER_WIDTH (f
);
12765 /* Move the tooltip window where the mouse pointer is. Resize and
12767 compute_tip_xy (f
, parms
, dx
, dy
, &root_x
, &root_y
);
12769 #if 0 /* TODO : W32 specifics */
12771 XMoveResizeWindow (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
),
12772 root_x
, root_y
- height
, width
, height
);
12773 XMapRaised (FRAME_X_DISPLAY (f
), FRAME_X_WINDOW (f
));
12777 /* Draw into the window. */
12778 w
->must_be_updated_p
= 1;
12779 update_single_window (w
, 1);
12781 /* Restore original current buffer. */
12782 set_buffer_internal_1 (old_buffer
);
12783 windows_or_buffers_changed
= old_windows_or_buffers_changed
;
12786 /* Let the tip disappear after timeout seconds. */
12787 tip_timer
= call3 (intern ("run-at-time"), timeout
, Qnil
,
12788 intern ("x-hide-tip"));
12791 return unbind_to (count
, Qnil
);
12795 DEFUN ("x-hide-tip", Fx_hide_tip
, Sx_hide_tip
, 0, 0, 0,
12796 "Hide the current tooltip window, if there is any.\n\
12797 Value is t is tooltip was open, nil otherwise.")
12801 Lisp_Object deleted
, frame
, timer
;
12802 struct gcpro gcpro1
, gcpro2
;
12804 /* Return quickly if nothing to do. */
12805 if (NILP (tip_timer
) && NILP (tip_frame
))
12810 GCPRO2 (frame
, timer
);
12811 tip_frame
= tip_timer
= deleted
= Qnil
;
12813 count
= BINDING_STACK_SIZE ();
12814 specbind (Qinhibit_redisplay
, Qt
);
12815 specbind (Qinhibit_quit
, Qt
);
12818 call1 (Qcancel_timer
, timer
);
12820 if (FRAMEP (frame
))
12822 Fdelete_frame (frame
, Qnil
);
12827 return unbind_to (count
, deleted
);
12833 /***********************************************************************
12834 File selection dialog
12835 ***********************************************************************/
12837 extern Lisp_Object Qfile_name_history
;
12839 DEFUN ("x-file-dialog", Fx_file_dialog
, Sx_file_dialog
, 2, 4, 0,
12840 "Read file name, prompting with PROMPT in directory DIR.\n\
12841 Use a file selection dialog.\n\
12842 Select DEFAULT-FILENAME in the dialog's file selection box, if\n\
12843 specified. Don't let the user enter a file name in the file\n\
12844 selection dialog's entry field, if MUSTMATCH is non-nil.")
12845 (prompt
, dir
, default_filename
, mustmatch
)
12846 Lisp_Object prompt
, dir
, default_filename
, mustmatch
;
12848 struct frame
*f
= SELECTED_FRAME ();
12849 Lisp_Object file
= Qnil
;
12850 int count
= specpdl_ptr
- specpdl
;
12851 struct gcpro gcpro1
, gcpro2
, gcpro3
, gcpro4
, gcpro5
;
12852 char filename
[MAX_PATH
+ 1];
12853 char init_dir
[MAX_PATH
+ 1];
12854 int use_dialog_p
= 1;
12856 GCPRO5 (prompt
, dir
, default_filename
, mustmatch
, file
);
12857 CHECK_STRING (prompt
, 0);
12858 CHECK_STRING (dir
, 1);
12860 /* Create the dialog with PROMPT as title, using DIR as initial
12861 directory and using "*" as pattern. */
12862 dir
= Fexpand_file_name (dir
, Qnil
);
12863 strncpy (init_dir
, XSTRING (dir
)->data
, MAX_PATH
);
12864 init_dir
[MAX_PATH
] = '\0';
12865 unixtodos_filename (init_dir
);
12867 if (STRINGP (default_filename
))
12869 char *file_name_only
;
12870 char *full_path_name
= XSTRING (default_filename
)->data
;
12872 unixtodos_filename (full_path_name
);
12874 file_name_only
= strrchr (full_path_name
, '\\');
12875 if (!file_name_only
)
12876 file_name_only
= full_path_name
;
12881 /* If default_file_name is a directory, don't use the open
12882 file dialog, as it does not support selecting
12884 if (!(*file_name_only
))
12888 strncpy (filename
, file_name_only
, MAX_PATH
);
12889 filename
[MAX_PATH
] = '\0';
12892 filename
[0] = '\0';
12896 OPENFILENAME file_details
;
12898 /* Prevent redisplay. */
12899 specbind (Qinhibit_redisplay
, Qt
);
12902 bzero (&file_details
, sizeof (file_details
));
12903 file_details
.lStructSize
= sizeof (file_details
);
12904 file_details
.hwndOwner
= FRAME_W32_WINDOW (f
);
12905 file_details
.lpstrFile
= filename
;
12906 file_details
.nMaxFile
= sizeof (filename
);
12907 file_details
.lpstrInitialDir
= init_dir
;
12908 file_details
.lpstrTitle
= XSTRING (prompt
)->data
;
12909 file_details
.Flags
= OFN_HIDEREADONLY
| OFN_NOCHANGEDIR
;
12911 if (!NILP (mustmatch
))
12912 file_details
.Flags
|= OFN_FILEMUSTEXIST
| OFN_PATHMUSTEXIST
;
12914 if (GetOpenFileName (&file_details
))
12916 dostounix_filename (filename
);
12917 file
= build_string (filename
);
12923 file
= unbind_to (count
, file
);
12925 /* Open File dialog will not allow folders to be selected, so resort
12926 to minibuffer completing reads for directories. */
12928 file
= Fcompleting_read (prompt
, intern ("read-file-name-internal"),
12929 dir
, mustmatch
, dir
, Qfile_name_history
,
12930 default_filename
, Qnil
);
12934 /* Make "Cancel" equivalent to C-g. */
12936 Fsignal (Qquit
, Qnil
);
12938 return unbind_to (count
, file
);
12943 /***********************************************************************
12945 ***********************************************************************/
12949 DEFUN ("imagep", Fimagep
, Simagep
, 1, 1, 0,
12950 "Value is non-nil if SPEC is a valid image specification.")
12954 return valid_image_p (spec
) ? Qt
: Qnil
;
12958 DEFUN ("lookup-image", Flookup_image
, Slookup_image
, 1, 1, 0, "")
12964 if (valid_image_p (spec
))
12965 id
= lookup_image (SELECTED_FRAME (), spec
);
12967 debug_print (spec
);
12968 return make_number (id
);
12971 #endif /* GLYPH_DEBUG != 0 */
12975 /***********************************************************************
12976 w32 specialized functions
12977 ***********************************************************************/
12979 DEFUN ("w32-select-font", Fw32_select_font
, Sw32_select_font
, 0, 1, 0,
12980 "This will display the W32 font dialog and return an X font string corresponding to the selection.")
12984 FRAME_PTR f
= check_x_frame (frame
);
12992 bzero (&cf
, sizeof (cf
));
12993 bzero (&lf
, sizeof (lf
));
12995 cf
.lStructSize
= sizeof (cf
);
12996 cf
.hwndOwner
= FRAME_W32_WINDOW (f
);
12997 cf
.Flags
= CF_FORCEFONTEXIST
| CF_SCREENFONTS
;
12998 cf
.lpLogFont
= &lf
;
13000 /* Initialize as much of the font details as we can from the current
13002 hdc
= GetDC (FRAME_W32_WINDOW (f
));
13003 oldobj
= SelectObject (hdc
, FRAME_FONT (f
)->hfont
);
13004 GetTextFace (hdc
, LF_FACESIZE
, lf
.lfFaceName
);
13005 if (GetTextMetrics (hdc
, &tm
))
13007 lf
.lfHeight
= tm
.tmInternalLeading
- tm
.tmHeight
;
13008 lf
.lfWeight
= tm
.tmWeight
;
13009 lf
.lfItalic
= tm
.tmItalic
;
13010 lf
.lfUnderline
= tm
.tmUnderlined
;
13011 lf
.lfStrikeOut
= tm
.tmStruckOut
;
13012 lf
.lfCharSet
= tm
.tmCharSet
;
13013 cf
.Flags
|= CF_INITTOLOGFONTSTRUCT
;
13015 SelectObject (hdc
, oldobj
);
13016 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
13018 if (!ChooseFont (&cf
) || !w32_to_x_font (&lf
, buf
, 100, NULL
))
13021 return build_string (buf
);
13024 DEFUN ("w32-send-sys-command", Fw32_send_sys_command
, Sw32_send_sys_command
, 1, 2, 0,
13025 "Send frame a Windows WM_SYSCOMMAND message of type COMMAND.\n\
13026 Some useful values for command are 0xf030 to maximise frame (0xf020\n\
13027 to minimize), 0xf120 to restore frame to original size, and 0xf100\n\
13028 to activate the menubar for keyboard access. 0xf140 activates the\n\
13029 screen saver if defined.\n\
13031 If optional parameter FRAME is not specified, use selected frame.")
13033 Lisp_Object command
, frame
;
13035 FRAME_PTR f
= check_x_frame (frame
);
13037 CHECK_NUMBER (command
, 0);
13039 PostMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, XINT (command
), 0);
13044 DEFUN ("w32-shell-execute", Fw32_shell_execute
, Sw32_shell_execute
, 2, 4, 0,
13045 "Get Windows to perform OPERATION on DOCUMENT.\n\
13046 This is a wrapper around the ShellExecute system function, which\n\
13047 invokes the application registered to handle OPERATION for DOCUMENT.\n\
13048 OPERATION is typically \"open\", \"print\" or \"explore\" (but can be\n\
13049 nil for the default action), and DOCUMENT is typically the name of a\n\
13050 document file or URL, but can also be a program executable to run or\n\
13051 a directory to open in the Windows Explorer.\n\
13053 If DOCUMENT is a program executable, PARAMETERS can be a string\n\
13054 containing command line parameters, but otherwise should be nil.\n\
13056 SHOW-FLAG can be used to control whether the invoked application is hidden\n\
13057 or minimized. If SHOW-FLAG is nil, the application is displayed normally,\n\
13058 otherwise it is an integer representing a ShowWindow flag:\n\
13060 0 - start hidden\n\
13061 1 - start normally\n\
13062 3 - start maximized\n\
13063 6 - start minimized")
13064 (operation
, document
, parameters
, show_flag
)
13065 Lisp_Object operation
, document
, parameters
, show_flag
;
13067 Lisp_Object current_dir
;
13069 CHECK_STRING (document
, 0);
13071 /* Encode filename and current directory. */
13072 current_dir
= ENCODE_FILE (current_buffer
->directory
);
13073 document
= ENCODE_FILE (document
);
13074 if ((int) ShellExecute (NULL
,
13075 (STRINGP (operation
) ?
13076 XSTRING (operation
)->data
: NULL
),
13077 XSTRING (document
)->data
,
13078 (STRINGP (parameters
) ?
13079 XSTRING (parameters
)->data
: NULL
),
13080 XSTRING (current_dir
)->data
,
13081 (INTEGERP (show_flag
) ?
13082 XINT (show_flag
) : SW_SHOWDEFAULT
))
13085 error ("ShellExecute failed: %s", w32_strerror (0));
13088 /* Lookup virtual keycode from string representing the name of a
13089 non-ascii keystroke into the corresponding virtual key, using
13090 lispy_function_keys. */
13092 lookup_vk_code (char *key
)
13096 for (i
= 0; i
< 256; i
++)
13097 if (lispy_function_keys
[i
] != 0
13098 && strcmp (lispy_function_keys
[i
], key
) == 0)
13104 /* Convert a one-element vector style key sequence to a hot key
13107 w32_parse_hot_key (key
)
13110 /* Copied from Fdefine_key and store_in_keymap. */
13111 register Lisp_Object c
;
13113 int lisp_modifiers
;
13115 struct gcpro gcpro1
;
13117 CHECK_VECTOR (key
, 0);
13119 if (XFASTINT (Flength (key
)) != 1)
13124 c
= Faref (key
, make_number (0));
13126 if (CONSP (c
) && lucid_event_type_list_p (c
))
13127 c
= Fevent_convert_list (c
);
13131 if (! INTEGERP (c
) && ! SYMBOLP (c
))
13132 error ("Key definition is invalid");
13134 /* Work out the base key and the modifiers. */
13137 c
= parse_modifiers (c
);
13138 lisp_modifiers
= Fcar (Fcdr (c
));
13142 vk_code
= lookup_vk_code (XSYMBOL (c
)->name
->data
);
13144 else if (INTEGERP (c
))
13146 lisp_modifiers
= XINT (c
) & ~CHARACTERBITS
;
13147 /* Many ascii characters are their own virtual key code. */
13148 vk_code
= XINT (c
) & CHARACTERBITS
;
13151 if (vk_code
< 0 || vk_code
> 255)
13154 if ((lisp_modifiers
& meta_modifier
) != 0
13155 && !NILP (Vw32_alt_is_meta
))
13156 lisp_modifiers
|= alt_modifier
;
13158 /* Supply defs missing from mingw32. */
13160 #define MOD_ALT 0x0001
13161 #define MOD_CONTROL 0x0002
13162 #define MOD_SHIFT 0x0004
13163 #define MOD_WIN 0x0008
13166 /* Convert lisp modifiers to Windows hot-key form. */
13167 w32_modifiers
= (lisp_modifiers
& hyper_modifier
) ? MOD_WIN
: 0;
13168 w32_modifiers
|= (lisp_modifiers
& alt_modifier
) ? MOD_ALT
: 0;
13169 w32_modifiers
|= (lisp_modifiers
& ctrl_modifier
) ? MOD_CONTROL
: 0;
13170 w32_modifiers
|= (lisp_modifiers
& shift_modifier
) ? MOD_SHIFT
: 0;
13172 return HOTKEY (vk_code
, w32_modifiers
);
13175 DEFUN ("w32-register-hot-key", Fw32_register_hot_key
, Sw32_register_hot_key
, 1, 1, 0,
13176 "Register KEY as a hot-key combination.\n\
13177 Certain key combinations like Alt-Tab are reserved for system use on\n\
13178 Windows, and therefore are normally intercepted by the system. However,\n\
13179 most of these key combinations can be received by registering them as\n\
13180 hot-keys, overriding their special meaning.\n\
13182 KEY must be a one element key definition in vector form that would be\n\
13183 acceptable to `define-key' (e.g. [A-tab] for Alt-Tab). The meta\n\
13184 modifier is interpreted as Alt if `w32-alt-is-meta' is t, and hyper\n\
13185 is always interpreted as the Windows modifier keys.\n\
13187 The return value is the hotkey-id if registered, otherwise nil.")
13191 key
= w32_parse_hot_key (key
);
13193 if (NILP (Fmemq (key
, w32_grabbed_keys
)))
13195 /* Reuse an empty slot if possible. */
13196 Lisp_Object item
= Fmemq (Qnil
, w32_grabbed_keys
);
13198 /* Safe to add new key to list, even if we have focus. */
13200 w32_grabbed_keys
= Fcons (key
, w32_grabbed_keys
);
13204 /* Notify input thread about new hot-key definition, so that it
13205 takes effect without needing to switch focus. */
13206 PostThreadMessage (dwWindowsThreadId
, WM_EMACS_REGISTER_HOT_KEY
,
13213 DEFUN ("w32-unregister-hot-key", Fw32_unregister_hot_key
, Sw32_unregister_hot_key
, 1, 1, 0,
13214 "Unregister HOTKEY as a hot-key combination.")
13220 if (!INTEGERP (key
))
13221 key
= w32_parse_hot_key (key
);
13223 item
= Fmemq (key
, w32_grabbed_keys
);
13227 /* Notify input thread about hot-key definition being removed, so
13228 that it takes effect without needing focus switch. */
13229 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_UNREGISTER_HOT_KEY
,
13230 (WPARAM
) XINT (XCAR (item
)), (LPARAM
) item
))
13233 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13240 DEFUN ("w32-registered-hot-keys", Fw32_registered_hot_keys
, Sw32_registered_hot_keys
, 0, 0, 0,
13241 "Return list of registered hot-key IDs.")
13244 return Fcopy_sequence (w32_grabbed_keys
);
13247 DEFUN ("w32-reconstruct-hot-key", Fw32_reconstruct_hot_key
, Sw32_reconstruct_hot_key
, 1, 1, 0,
13248 "Convert hot-key ID to a lisp key combination.")
13250 Lisp_Object hotkeyid
;
13252 int vk_code
, w32_modifiers
;
13255 CHECK_NUMBER (hotkeyid
, 0);
13257 vk_code
= HOTKEY_VK_CODE (hotkeyid
);
13258 w32_modifiers
= HOTKEY_MODIFIERS (hotkeyid
);
13260 if (lispy_function_keys
[vk_code
])
13261 key
= intern (lispy_function_keys
[vk_code
]);
13263 key
= make_number (vk_code
);
13265 key
= Fcons (key
, Qnil
);
13266 if (w32_modifiers
& MOD_SHIFT
)
13267 key
= Fcons (Qshift
, key
);
13268 if (w32_modifiers
& MOD_CONTROL
)
13269 key
= Fcons (Qctrl
, key
);
13270 if (w32_modifiers
& MOD_ALT
)
13271 key
= Fcons (NILP (Vw32_alt_is_meta
) ? Qalt
: Qmeta
, key
);
13272 if (w32_modifiers
& MOD_WIN
)
13273 key
= Fcons (Qhyper
, key
);
13278 DEFUN ("w32-toggle-lock-key", Fw32_toggle_lock_key
, Sw32_toggle_lock_key
, 1, 2, 0,
13279 "Toggle the state of the lock key KEY.\n\
13280 KEY can be `capslock', `kp-numlock', or `scroll'.\n\
13281 If the optional parameter NEW-STATE is a number, then the state of KEY\n\
13282 is set to off if the low bit of NEW-STATE is zero, otherwise on.")
13284 Lisp_Object key
, new_state
;
13288 if (EQ (key
, intern ("capslock")))
13289 vk_code
= VK_CAPITAL
;
13290 else if (EQ (key
, intern ("kp-numlock")))
13291 vk_code
= VK_NUMLOCK
;
13292 else if (EQ (key
, intern ("scroll")))
13293 vk_code
= VK_SCROLL
;
13297 if (!dwWindowsThreadId
)
13298 return make_number (w32_console_toggle_lock_key (vk_code
, new_state
));
13300 if (PostThreadMessage (dwWindowsThreadId
, WM_EMACS_TOGGLE_LOCK_KEY
,
13301 (WPARAM
) vk_code
, (LPARAM
) new_state
))
13304 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
13305 return make_number (msg
.wParam
);
13310 DEFUN ("file-system-info", Ffile_system_info
, Sfile_system_info
, 1, 1, 0,
13311 "Return storage information about the file system FILENAME is on.\n\
13312 Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total\n\
13313 storage of the file system, FREE is the free storage, and AVAIL is the\n\
13314 storage available to a non-superuser. All 3 numbers are in bytes.\n\
13315 If the underlying system call fails, value is nil.")
13317 Lisp_Object filename
;
13319 Lisp_Object encoded
, value
;
13321 CHECK_STRING (filename
, 0);
13322 filename
= Fexpand_file_name (filename
, Qnil
);
13323 encoded
= ENCODE_FILE (filename
);
13327 /* Determining the required information on Windows turns out, sadly,
13328 to be more involved than one would hope. The original Win32 api
13329 call for this will return bogus information on some systems, but we
13330 must dynamically probe for the replacement api, since that was
13331 added rather late on. */
13333 HMODULE hKernel
= GetModuleHandle ("kernel32");
13334 BOOL (*pfn_GetDiskFreeSpaceEx
)
13335 (char *, PULARGE_INTEGER
, PULARGE_INTEGER
, PULARGE_INTEGER
)
13336 = (void *) GetProcAddress (hKernel
, "GetDiskFreeSpaceEx");
13338 /* On Windows, we may need to specify the root directory of the
13339 volume holding FILENAME. */
13340 char rootname
[MAX_PATH
];
13341 char *name
= XSTRING (encoded
)->data
;
13343 /* find the root name of the volume if given */
13344 if (isalpha (name
[0]) && name
[1] == ':')
13346 rootname
[0] = name
[0];
13347 rootname
[1] = name
[1];
13348 rootname
[2] = '\\';
13351 else if (IS_DIRECTORY_SEP (name
[0]) && IS_DIRECTORY_SEP (name
[1]))
13353 char *str
= rootname
;
13357 if (IS_DIRECTORY_SEP (*name
) && --slashes
== 0)
13367 if (pfn_GetDiskFreeSpaceEx
)
13369 LARGE_INTEGER availbytes
;
13370 LARGE_INTEGER freebytes
;
13371 LARGE_INTEGER totalbytes
;
13373 if (pfn_GetDiskFreeSpaceEx(rootname
,
13377 value
= list3 (make_float ((double) totalbytes
.QuadPart
),
13378 make_float ((double) freebytes
.QuadPart
),
13379 make_float ((double) availbytes
.QuadPart
));
13383 DWORD sectors_per_cluster
;
13384 DWORD bytes_per_sector
;
13385 DWORD free_clusters
;
13386 DWORD total_clusters
;
13388 if (GetDiskFreeSpace(rootname
,
13389 §ors_per_cluster
,
13393 value
= list3 (make_float ((double) total_clusters
13394 * sectors_per_cluster
* bytes_per_sector
),
13395 make_float ((double) free_clusters
13396 * sectors_per_cluster
* bytes_per_sector
),
13397 make_float ((double) free_clusters
13398 * sectors_per_cluster
* bytes_per_sector
));
13407 /* This is zero if not using MS-Windows. */
13410 /* The section below is built by the lisp expression at the top of the file,
13411 just above where these variables are declared. */
13412 /*&&& init symbols here &&&*/
13413 Qauto_raise
= intern ("auto-raise");
13414 staticpro (&Qauto_raise
);
13415 Qauto_lower
= intern ("auto-lower");
13416 staticpro (&Qauto_lower
);
13417 Qbar
= intern ("bar");
13419 Qborder_color
= intern ("border-color");
13420 staticpro (&Qborder_color
);
13421 Qborder_width
= intern ("border-width");
13422 staticpro (&Qborder_width
);
13423 Qbox
= intern ("box");
13425 Qcursor_color
= intern ("cursor-color");
13426 staticpro (&Qcursor_color
);
13427 Qcursor_type
= intern ("cursor-type");
13428 staticpro (&Qcursor_type
);
13429 Qgeometry
= intern ("geometry");
13430 staticpro (&Qgeometry
);
13431 Qicon_left
= intern ("icon-left");
13432 staticpro (&Qicon_left
);
13433 Qicon_top
= intern ("icon-top");
13434 staticpro (&Qicon_top
);
13435 Qicon_type
= intern ("icon-type");
13436 staticpro (&Qicon_type
);
13437 Qicon_name
= intern ("icon-name");
13438 staticpro (&Qicon_name
);
13439 Qinternal_border_width
= intern ("internal-border-width");
13440 staticpro (&Qinternal_border_width
);
13441 Qleft
= intern ("left");
13442 staticpro (&Qleft
);
13443 Qright
= intern ("right");
13444 staticpro (&Qright
);
13445 Qmouse_color
= intern ("mouse-color");
13446 staticpro (&Qmouse_color
);
13447 Qnone
= intern ("none");
13448 staticpro (&Qnone
);
13449 Qparent_id
= intern ("parent-id");
13450 staticpro (&Qparent_id
);
13451 Qscroll_bar_width
= intern ("scroll-bar-width");
13452 staticpro (&Qscroll_bar_width
);
13453 Qsuppress_icon
= intern ("suppress-icon");
13454 staticpro (&Qsuppress_icon
);
13455 Qundefined_color
= intern ("undefined-color");
13456 staticpro (&Qundefined_color
);
13457 Qvertical_scroll_bars
= intern ("vertical-scroll-bars");
13458 staticpro (&Qvertical_scroll_bars
);
13459 Qvisibility
= intern ("visibility");
13460 staticpro (&Qvisibility
);
13461 Qwindow_id
= intern ("window-id");
13462 staticpro (&Qwindow_id
);
13463 Qx_frame_parameter
= intern ("x-frame-parameter");
13464 staticpro (&Qx_frame_parameter
);
13465 Qx_resource_name
= intern ("x-resource-name");
13466 staticpro (&Qx_resource_name
);
13467 Quser_position
= intern ("user-position");
13468 staticpro (&Quser_position
);
13469 Quser_size
= intern ("user-size");
13470 staticpro (&Quser_size
);
13471 Qscreen_gamma
= intern ("screen-gamma");
13472 staticpro (&Qscreen_gamma
);
13473 Qline_spacing
= intern ("line-spacing");
13474 staticpro (&Qline_spacing
);
13475 Qcenter
= intern ("center");
13476 staticpro (&Qcenter
);
13477 Qcancel_timer
= intern ("cancel-timer");
13478 staticpro (&Qcancel_timer
);
13479 /* This is the end of symbol initialization. */
13481 Qhyper
= intern ("hyper");
13482 staticpro (&Qhyper
);
13483 Qsuper
= intern ("super");
13484 staticpro (&Qsuper
);
13485 Qmeta
= intern ("meta");
13486 staticpro (&Qmeta
);
13487 Qalt
= intern ("alt");
13489 Qctrl
= intern ("ctrl");
13490 staticpro (&Qctrl
);
13491 Qcontrol
= intern ("control");
13492 staticpro (&Qcontrol
);
13493 Qshift
= intern ("shift");
13494 staticpro (&Qshift
);
13496 /* Text property `display' should be nonsticky by default. */
13497 Vtext_property_default_nonsticky
13498 = Fcons (Fcons (Qdisplay
, Qt
), Vtext_property_default_nonsticky
);
13501 Qlaplace
= intern ("laplace");
13502 staticpro (&Qlaplace
);
13504 Qface_set_after_frame_default
= intern ("face-set-after-frame-default");
13505 staticpro (&Qface_set_after_frame_default
);
13507 Fput (Qundefined_color
, Qerror_conditions
,
13508 Fcons (Qundefined_color
, Fcons (Qerror
, Qnil
)));
13509 Fput (Qundefined_color
, Qerror_message
,
13510 build_string ("Undefined color"));
13512 staticpro (&w32_grabbed_keys
);
13513 w32_grabbed_keys
= Qnil
;
13515 DEFVAR_LISP ("w32-color-map", &Vw32_color_map
,
13516 "An array of color name mappings for windows.");
13517 Vw32_color_map
= Qnil
;
13519 DEFVAR_LISP ("w32-pass-alt-to-system", &Vw32_pass_alt_to_system
,
13520 "Non-nil if alt key presses are passed on to Windows.\n\
13521 When non-nil, for example, alt pressed and released and then space will\n\
13522 open the System menu. When nil, Emacs silently swallows alt key events.");
13523 Vw32_pass_alt_to_system
= Qnil
;
13525 DEFVAR_LISP ("w32-alt-is-meta", &Vw32_alt_is_meta
,
13526 "Non-nil if the alt key is to be considered the same as the meta key.\n\
13527 When nil, Emacs will translate the alt key to the Alt modifier, and not Meta.");
13528 Vw32_alt_is_meta
= Qt
;
13530 DEFVAR_INT ("w32-quit-key", &Vw32_quit_key
,
13531 "If non-zero, the virtual key code for an alternative quit key.");
13532 XSETINT (Vw32_quit_key
, 0);
13534 DEFVAR_LISP ("w32-pass-lwindow-to-system",
13535 &Vw32_pass_lwindow_to_system
,
13536 "Non-nil if the left \"Windows\" key is passed on to Windows.\n\
13537 When non-nil, the Start menu is opened by tapping the key.");
13538 Vw32_pass_lwindow_to_system
= Qt
;
13540 DEFVAR_LISP ("w32-pass-rwindow-to-system",
13541 &Vw32_pass_rwindow_to_system
,
13542 "Non-nil if the right \"Windows\" key is passed on to Windows.\n\
13543 When non-nil, the Start menu is opened by tapping the key.");
13544 Vw32_pass_rwindow_to_system
= Qt
;
13546 DEFVAR_INT ("w32-phantom-key-code",
13547 &Vw32_phantom_key_code
,
13548 "Virtual key code used to generate \"phantom\" key presses.\n\
13549 Value is a number between 0 and 255.\n\
13551 Phantom key presses are generated in order to stop the system from\n\
13552 acting on \"Windows\" key events when `w32-pass-lwindow-to-system' or\n\
13553 `w32-pass-rwindow-to-system' is nil.");
13554 /* Although 255 is technically not a valid key code, it works and
13555 means that this hack won't interfere with any real key code. */
13556 Vw32_phantom_key_code
= 255;
13558 DEFVAR_LISP ("w32-enable-num-lock",
13559 &Vw32_enable_num_lock
,
13560 "Non-nil if Num Lock should act normally.\n\
13561 Set to nil to see Num Lock as the key `kp-numlock'.");
13562 Vw32_enable_num_lock
= Qt
;
13564 DEFVAR_LISP ("w32-enable-caps-lock",
13565 &Vw32_enable_caps_lock
,
13566 "Non-nil if Caps Lock should act normally.\n\
13567 Set to nil to see Caps Lock as the key `capslock'.");
13568 Vw32_enable_caps_lock
= Qt
;
13570 DEFVAR_LISP ("w32-scroll-lock-modifier",
13571 &Vw32_scroll_lock_modifier
,
13572 "Modifier to use for the Scroll Lock on state.\n\
13573 The value can be hyper, super, meta, alt, control or shift for the\n\
13574 respective modifier, or nil to see Scroll Lock as the key `scroll'.\n\
13575 Any other value will cause the key to be ignored.");
13576 Vw32_scroll_lock_modifier
= Qt
;
13578 DEFVAR_LISP ("w32-lwindow-modifier",
13579 &Vw32_lwindow_modifier
,
13580 "Modifier to use for the left \"Windows\" key.\n\
13581 The value can be hyper, super, meta, alt, control or shift for the\n\
13582 respective modifier, or nil to appear as the key `lwindow'.\n\
13583 Any other value will cause the key to be ignored.");
13584 Vw32_lwindow_modifier
= Qnil
;
13586 DEFVAR_LISP ("w32-rwindow-modifier",
13587 &Vw32_rwindow_modifier
,
13588 "Modifier to use for the right \"Windows\" key.\n\
13589 The value can be hyper, super, meta, alt, control or shift for the\n\
13590 respective modifier, or nil to appear as the key `rwindow'.\n\
13591 Any other value will cause the key to be ignored.");
13592 Vw32_rwindow_modifier
= Qnil
;
13594 DEFVAR_LISP ("w32-apps-modifier",
13595 &Vw32_apps_modifier
,
13596 "Modifier to use for the \"Apps\" key.\n\
13597 The value can be hyper, super, meta, alt, control or shift for the\n\
13598 respective modifier, or nil to appear as the key `apps'.\n\
13599 Any other value will cause the key to be ignored.");
13600 Vw32_apps_modifier
= Qnil
;
13602 DEFVAR_LISP ("w32-enable-synthesized-fonts", &Vw32_enable_synthesized_fonts
,
13603 "Non-nil enables selection of artificially italicized and bold fonts.");
13604 Vw32_enable_synthesized_fonts
= Qnil
;
13606 DEFVAR_LISP ("w32-enable-palette", &Vw32_enable_palette
,
13607 "Non-nil enables Windows palette management to map colors exactly.");
13608 Vw32_enable_palette
= Qt
;
13610 DEFVAR_INT ("w32-mouse-button-tolerance",
13611 &Vw32_mouse_button_tolerance
,
13612 "Analogue of double click interval for faking middle mouse events.\n\
13613 The value is the minimum time in milliseconds that must elapse between\n\
13614 left/right button down events before they are considered distinct events.\n\
13615 If both mouse buttons are depressed within this interval, a middle mouse\n\
13616 button down event is generated instead.");
13617 XSETINT (Vw32_mouse_button_tolerance
, GetDoubleClickTime () / 2);
13619 DEFVAR_INT ("w32-mouse-move-interval",
13620 &Vw32_mouse_move_interval
,
13621 "Minimum interval between mouse move events.\n\
13622 The value is the minimum time in milliseconds that must elapse between\n\
13623 successive mouse move (or scroll bar drag) events before they are\n\
13624 reported as lisp events.");
13625 XSETINT (Vw32_mouse_move_interval
, 0);
13627 init_x_parm_symbols ();
13629 DEFVAR_LISP ("x-bitmap-file-path", &Vx_bitmap_file_path
,
13630 "List of directories to search for bitmap files for w32.");
13631 Vx_bitmap_file_path
= decode_env_path ((char *) 0, "PATH");
13633 DEFVAR_LISP ("x-pointer-shape", &Vx_pointer_shape
,
13634 "The shape of the pointer when over text.\n\
13635 Changing the value does not affect existing frames\n\
13636 unless you set the mouse color.");
13637 Vx_pointer_shape
= Qnil
;
13639 DEFVAR_LISP ("x-resource-name", &Vx_resource_name
,
13640 "The name Emacs uses to look up resources; for internal use only.\n\
13641 `x-get-resource' uses this as the first component of the instance name\n\
13642 when requesting resource values.\n\
13643 Emacs initially sets `x-resource-name' to the name under which Emacs\n\
13644 was invoked, or to the value specified with the `-name' or `-rn'\n\
13645 switches, if present.");
13646 Vx_resource_name
= Qnil
;
13648 Vx_nontext_pointer_shape
= Qnil
;
13650 Vx_mode_pointer_shape
= Qnil
;
13652 DEFVAR_LISP ("x-hourglass-pointer-shape", &Vx_hourglass_pointer_shape
,
13653 "The shape of the pointer when Emacs is busy.\n\
13654 This variable takes effect when you create a new frame\n\
13655 or when you set the mouse color.");
13656 Vx_hourglass_pointer_shape
= Qnil
;
13658 DEFVAR_BOOL ("display-hourglass", &display_hourglass_p
,
13659 "Non-zero means Emacs displays an hourglass pointer on window systems.");
13660 display_hourglass_p
= 1;
13662 DEFVAR_LISP ("hourglass-delay", &Vhourglass_delay
,
13663 "*Seconds to wait before displaying an hourglass pointer.\n\
13664 Value must be an integer or float.");
13665 Vhourglass_delay
= make_number (DEFAULT_HOURGLASS_DELAY
);
13667 DEFVAR_LISP ("x-sensitive-text-pointer-shape",
13668 &Vx_sensitive_text_pointer_shape
,
13669 "The shape of the pointer when over mouse-sensitive text.\n\
13670 This variable takes effect when you create a new frame\n\
13671 or when you set the mouse color.");
13672 Vx_sensitive_text_pointer_shape
= Qnil
;
13674 DEFVAR_LISP ("x-window-horizontal-drag-cursor",
13675 &Vx_window_horizontal_drag_shape
,
13676 "Pointer shape to use for indicating a window can be dragged horizontally.\n\
13677 This variable takes effect when you create a new frame\n\
13678 or when you set the mouse color.");
13679 Vx_window_horizontal_drag_shape
= Qnil
;
13681 DEFVAR_LISP ("x-cursor-fore-pixel", &Vx_cursor_fore_pixel
,
13682 "A string indicating the foreground color of the cursor box.");
13683 Vx_cursor_fore_pixel
= Qnil
;
13685 DEFVAR_LISP ("x-no-window-manager", &Vx_no_window_manager
,
13686 "Non-nil if no window manager is in use.\n\
13687 Emacs doesn't try to figure this out; this is always nil\n\
13688 unless you set it to something else.");
13689 /* We don't have any way to find this out, so set it to nil
13690 and maybe the user would like to set it to t. */
13691 Vx_no_window_manager
= Qnil
;
13693 DEFVAR_LISP ("x-pixel-size-width-font-regexp",
13694 &Vx_pixel_size_width_font_regexp
,
13695 "Regexp matching a font name whose width is the same as `PIXEL_SIZE'.\n\
13697 Since Emacs gets width of a font matching with this regexp from\n\
13698 PIXEL_SIZE field of the name, font finding mechanism gets faster for\n\
13699 such a font. This is especially effective for such large fonts as\n\
13700 Chinese, Japanese, and Korean.");
13701 Vx_pixel_size_width_font_regexp
= Qnil
;
13703 DEFVAR_LISP ("image-cache-eviction-delay", &Vimage_cache_eviction_delay
,
13704 "Time after which cached images are removed from the cache.\n\
13705 When an image has not been displayed this many seconds, remove it\n\
13706 from the image cache. Value must be an integer or nil with nil\n\
13707 meaning don't clear the cache.");
13708 Vimage_cache_eviction_delay
= make_number (30 * 60);
13710 DEFVAR_LISP ("w32-bdf-filename-alist",
13711 &Vw32_bdf_filename_alist
,
13712 "List of bdf fonts and their corresponding filenames.");
13713 Vw32_bdf_filename_alist
= Qnil
;
13715 DEFVAR_BOOL ("w32-strict-fontnames",
13716 &w32_strict_fontnames
,
13717 "Non-nil means only use fonts that are exact matches for those requested.\n\
13718 Default is nil, which allows old fontnames that are not XLFD compliant,\n\
13719 and allows third-party CJK display to work by specifying false charset\n\
13720 fields to trick Emacs into translating to Big5, SJIS etc.\n\
13721 Setting this to t will prevent wrong fonts being selected when\n\
13722 fontsets are automatically created.");
13723 w32_strict_fontnames
= 0;
13725 DEFVAR_BOOL ("w32-strict-painting",
13726 &w32_strict_painting
,
13727 "Non-nil means use strict rules for repainting frames.\n\
13728 Set this to nil to get the old behaviour for repainting; this should\n\
13729 only be necessary if the default setting causes problems.");
13730 w32_strict_painting
= 1;
13732 DEFVAR_LISP ("w32-system-coding-system",
13733 &Vw32_system_coding_system
,
13734 "Coding system used by Windows system functions, such as for font names.");
13735 Vw32_system_coding_system
= Qnil
;
13737 DEFVAR_LISP ("w32-charset-info-alist",
13738 &Vw32_charset_info_alist
,
13739 "Alist linking Emacs character sets to Windows fonts\n\
13740 and codepages. Each entry should be of the form:\n\
13742 (CHARSET_NAME . (WINDOWS_CHARSET . CODEPAGE))\n\
13744 where CHARSET_NAME is a string used in font names to identify the charset,\n\
13745 WINDOWS_CHARSET is a symbol that can be one of:\n\
13746 w32-charset-ansi, w32-charset-default, w32-charset-symbol,\n\
13747 w32-charset-shiftjis, w32-charset-hangeul, w32-charset-gb2312,\n\
13748 w32-charset-chinesebig5, "
13749 #ifdef JOHAB_CHARSET
13750 "w32-charset-johab, w32-charset-hebrew,\n\
13751 w32-charset-arabic, w32-charset-greek, w32-charset-turkish,\n\
13752 w32-charset-vietnamese, w32-charset-thai, w32-charset-easteurope,\n\
13753 w32-charset-russian, w32-charset-mac, w32-charset-baltic,\n"
13755 #ifdef UNICODE_CHARSET
13756 "w32-charset-unicode, "
13758 "or w32-charset-oem.\n\
13759 CODEPAGE should be an integer specifying the codepage that should be used\n\
13760 to display the character set, t to do no translation and output as Unicode,\n\
13761 or nil to do no translation and output as 8 bit (or multibyte on far-east\n\
13762 versions of Windows) characters.");
13763 Vw32_charset_info_alist
= Qnil
;
13765 staticpro (&Qw32_charset_ansi
);
13766 Qw32_charset_ansi
= intern ("w32-charset-ansi");
13767 staticpro (&Qw32_charset_symbol
);
13768 Qw32_charset_symbol
= intern ("w32-charset-symbol");
13769 staticpro (&Qw32_charset_shiftjis
);
13770 Qw32_charset_shiftjis
= intern ("w32-charset-shiftjis");
13771 staticpro (&Qw32_charset_hangeul
);
13772 Qw32_charset_hangeul
= intern ("w32-charset-hangeul");
13773 staticpro (&Qw32_charset_chinesebig5
);
13774 Qw32_charset_chinesebig5
= intern ("w32-charset-chinesebig5");
13775 staticpro (&Qw32_charset_gb2312
);
13776 Qw32_charset_gb2312
= intern ("w32-charset-gb2312");
13777 staticpro (&Qw32_charset_oem
);
13778 Qw32_charset_oem
= intern ("w32-charset-oem");
13780 #ifdef JOHAB_CHARSET
13782 static int w32_extra_charsets_defined
= 1;
13783 DEFVAR_BOOL ("w32-extra-charsets-defined", &w32_extra_charsets_defined
, "");
13785 staticpro (&Qw32_charset_johab
);
13786 Qw32_charset_johab
= intern ("w32-charset-johab");
13787 staticpro (&Qw32_charset_easteurope
);
13788 Qw32_charset_easteurope
= intern ("w32-charset-easteurope");
13789 staticpro (&Qw32_charset_turkish
);
13790 Qw32_charset_turkish
= intern ("w32-charset-turkish");
13791 staticpro (&Qw32_charset_baltic
);
13792 Qw32_charset_baltic
= intern ("w32-charset-baltic");
13793 staticpro (&Qw32_charset_russian
);
13794 Qw32_charset_russian
= intern ("w32-charset-russian");
13795 staticpro (&Qw32_charset_arabic
);
13796 Qw32_charset_arabic
= intern ("w32-charset-arabic");
13797 staticpro (&Qw32_charset_greek
);
13798 Qw32_charset_greek
= intern ("w32-charset-greek");
13799 staticpro (&Qw32_charset_hebrew
);
13800 Qw32_charset_hebrew
= intern ("w32-charset-hebrew");
13801 staticpro (&Qw32_charset_vietnamese
);
13802 Qw32_charset_vietnamese
= intern ("w32-charset-vietnamese");
13803 staticpro (&Qw32_charset_thai
);
13804 Qw32_charset_thai
= intern ("w32-charset-thai");
13805 staticpro (&Qw32_charset_mac
);
13806 Qw32_charset_mac
= intern ("w32-charset-mac");
13810 #ifdef UNICODE_CHARSET
13812 static int w32_unicode_charset_defined
= 1;
13813 DEFVAR_BOOL ("w32-unicode-charset-defined",
13814 &w32_unicode_charset_defined
, "");
13816 staticpro (&Qw32_charset_unicode
);
13817 Qw32_charset_unicode
= intern ("w32-charset-unicode");
13820 defsubr (&Sx_get_resource
);
13821 #if 0 /* TODO: Port to W32 */
13822 defsubr (&Sx_change_window_property
);
13823 defsubr (&Sx_delete_window_property
);
13824 defsubr (&Sx_window_property
);
13826 defsubr (&Sxw_display_color_p
);
13827 defsubr (&Sx_display_grayscale_p
);
13828 defsubr (&Sxw_color_defined_p
);
13829 defsubr (&Sxw_color_values
);
13830 defsubr (&Sx_server_max_request_size
);
13831 defsubr (&Sx_server_vendor
);
13832 defsubr (&Sx_server_version
);
13833 defsubr (&Sx_display_pixel_width
);
13834 defsubr (&Sx_display_pixel_height
);
13835 defsubr (&Sx_display_mm_width
);
13836 defsubr (&Sx_display_mm_height
);
13837 defsubr (&Sx_display_screens
);
13838 defsubr (&Sx_display_planes
);
13839 defsubr (&Sx_display_color_cells
);
13840 defsubr (&Sx_display_visual_class
);
13841 defsubr (&Sx_display_backing_store
);
13842 defsubr (&Sx_display_save_under
);
13843 defsubr (&Sx_parse_geometry
);
13844 defsubr (&Sx_create_frame
);
13845 defsubr (&Sx_open_connection
);
13846 defsubr (&Sx_close_connection
);
13847 defsubr (&Sx_display_list
);
13848 defsubr (&Sx_synchronize
);
13850 /* W32 specific functions */
13852 defsubr (&Sw32_focus_frame
);
13853 defsubr (&Sw32_select_font
);
13854 defsubr (&Sw32_define_rgb_color
);
13855 defsubr (&Sw32_default_color_map
);
13856 defsubr (&Sw32_load_color_file
);
13857 defsubr (&Sw32_send_sys_command
);
13858 defsubr (&Sw32_shell_execute
);
13859 defsubr (&Sw32_register_hot_key
);
13860 defsubr (&Sw32_unregister_hot_key
);
13861 defsubr (&Sw32_registered_hot_keys
);
13862 defsubr (&Sw32_reconstruct_hot_key
);
13863 defsubr (&Sw32_toggle_lock_key
);
13864 defsubr (&Sw32_find_bdf_fonts
);
13866 defsubr (&Sfile_system_info
);
13868 /* Setting callback functions for fontset handler. */
13869 get_font_info_func
= w32_get_font_info
;
13871 #if 0 /* This function pointer doesn't seem to be used anywhere.
13872 And the pointer assigned has the wrong type, anyway. */
13873 list_fonts_func
= w32_list_fonts
;
13876 load_font_func
= w32_load_font
;
13877 find_ccl_program_func
= w32_find_ccl_program
;
13878 query_font_func
= w32_query_font
;
13879 set_frame_fontset_func
= x_set_font
;
13880 check_window_system_func
= check_w32
;
13882 #if 0 /* TODO Image support for W32 */
13884 Qxbm
= intern ("xbm");
13886 QCtype
= intern (":type");
13887 staticpro (&QCtype
);
13888 QCconversion
= intern (":conversion");
13889 staticpro (&QCconversion
);
13890 QCheuristic_mask
= intern (":heuristic-mask");
13891 staticpro (&QCheuristic_mask
);
13892 QCcolor_symbols
= intern (":color-symbols");
13893 staticpro (&QCcolor_symbols
);
13894 QCascent
= intern (":ascent");
13895 staticpro (&QCascent
);
13896 QCmargin
= intern (":margin");
13897 staticpro (&QCmargin
);
13898 QCrelief
= intern (":relief");
13899 staticpro (&QCrelief
);
13900 Qpostscript
= intern ("postscript");
13901 staticpro (&Qpostscript
);
13902 QCloader
= intern (":loader");
13903 staticpro (&QCloader
);
13904 QCbounding_box
= intern (":bounding-box");
13905 staticpro (&QCbounding_box
);
13906 QCpt_width
= intern (":pt-width");
13907 staticpro (&QCpt_width
);
13908 QCpt_height
= intern (":pt-height");
13909 staticpro (&QCpt_height
);
13910 QCindex
= intern (":index");
13911 staticpro (&QCindex
);
13912 Qpbm
= intern ("pbm");
13916 Qxpm
= intern ("xpm");
13921 Qjpeg
= intern ("jpeg");
13922 staticpro (&Qjpeg
);
13926 Qtiff
= intern ("tiff");
13927 staticpro (&Qtiff
);
13931 Qgif
= intern ("gif");
13936 Qpng
= intern ("png");
13940 defsubr (&Sclear_image_cache
);
13943 defsubr (&Simagep
);
13944 defsubr (&Slookup_image
);
13948 hourglass_atimer
= NULL
;
13949 hourglass_shown_p
= 0;
13950 #ifdef TODO /* Tooltip support not complete. */
13951 defsubr (&Sx_show_tip
);
13952 defsubr (&Sx_hide_tip
);
13955 staticpro (&tip_timer
);
13957 staticpro (&tip_frame
);
13959 defsubr (&Sx_file_dialog
);
13966 image_types
= NULL
;
13967 Vimage_types
= Qnil
;
13969 #if 0 /* TODO : Image support for W32 */
13970 define_image_type (&xbm_type
);
13971 define_image_type (&gs_type
);
13972 define_image_type (&pbm_type
);
13975 define_image_type (&xpm_type
);
13979 define_image_type (&jpeg_type
);
13983 define_image_type (&tiff_type
);
13987 define_image_type (&gif_type
);
13991 define_image_type (&png_type
);
14002 button
= MessageBox (NULL
,
14003 "A fatal error has occurred!\n\n"
14004 "Select Abort to exit, Retry to debug, Ignore to continue",
14005 "Emacs Abort Dialog",
14006 MB_ICONEXCLAMATION
| MB_TASKMODAL
14007 | MB_SETFOREGROUND
| MB_ABORTRETRYIGNORE
);
14022 /* For convenience when debugging. */
14026 return GetLastError ();