1 /* Implementation of GUI terminal on the Microsoft W32 API.
2 Copyright (C) 1989, 93, 94, 95, 96, 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. */
27 #include "blockinput.h"
39 #include "character.h"
43 #include "dispextern.h"
45 #include "termhooks.h"
53 #include "intervals.h"
62 #define abs(x) ((x) < 0 ? -(x) : (x))
67 static HBITMAP fringe_bmp
[MAX_FRINGE_BITMAPS
];
69 /* Non-nil means Emacs uses toolkit scroll bars. */
71 Lisp_Object Vx_toolkit_scroll_bars
;
73 /* Temporary variables for w32_read_socket. */
75 static int last_mousemove_x
= 0;
76 static int last_mousemove_y
= 0;
78 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
79 #ifndef GET_WHEEL_DELTA_WPARAM
80 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
83 /* Non-zero means that a HELP_EVENT has been generated since Emacs
86 static int any_help_event_p
;
88 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
89 static Lisp_Object last_window
;
91 extern unsigned int msh_mousewheel
;
93 extern void free_frame_menubar ();
95 extern int w32_codepage_for_font (char *fontname
);
96 extern Cursor
w32_load_cursor (LPCTSTR name
);
98 extern glyph_metric
*w32_BDF_TextMetric(bdffont
*fontp
,
99 unsigned char *text
, int dim
);
100 extern Lisp_Object Vwindow_system
;
102 #define x_any_window_to_frame x_window_to_frame
103 #define x_top_window_to_frame x_window_to_frame
106 /* This is display since w32 does not support multiple ones. */
107 struct w32_display_info one_w32_display_info
;
108 struct w32_display_info
*x_display_list
;
110 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
111 one for each element of w32_display_list and in the same order.
112 NAME is the name of the frame.
113 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
114 Lisp_Object w32_display_name_list
;
118 /* Pre Windows 2000, this was not available, but define it here so
119 that Emacs compiled on such a platform will run on newer versions. */
121 typedef struct tagWCRANGE
127 typedef struct tagGLYPHSET
131 DWORD cGlyphsSupported
;
138 /* Dynamic linking to GetFontUnicodeRanges (not available on 95, 98, ME). */
139 DWORD (PASCAL
*pfnGetFontUnicodeRanges
) (HDC device
, GLYPHSET
*ranges
);
141 /* Frame being updated by update_frame. This is declared in term.c.
142 This is set by update_begin and looked at by all the
143 w32 functions. It is zero while not inside an update.
144 In that case, the w32 functions assume that `SELECTED_FRAME ()'
145 is the frame to apply to. */
146 extern struct frame
*updating_frame
;
148 /* This is a frame waiting to be autoraised, within w32_read_socket. */
149 struct frame
*pending_autoraise_frame
;
151 /* The handle of the frame that currently owns the system caret. */
152 HWND w32_system_caret_hwnd
;
153 int w32_system_caret_height
;
154 int w32_system_caret_x
;
155 int w32_system_caret_y
;
156 int w32_use_visible_system_caret
;
158 /* Flag to enable Unicode output in case users wish to use programs
159 like Twinbridge on '95 rather than installed system level support
160 for Far East languages. */
161 int w32_enable_unicode_output
;
163 DWORD dwWindowsThreadId
= 0;
164 HANDLE hWindowsThread
= NULL
;
165 DWORD dwMainThreadId
= 0;
166 HANDLE hMainThread
= NULL
;
169 /* These definitions are new with Windows 95. */
170 #define SIF_RANGE 0x0001
171 #define SIF_PAGE 0x0002
172 #define SIF_POS 0x0004
173 #define SIF_DISABLENOSCROLL 0x0008
174 #define SIF_TRACKPOS 0x0010
175 #define SIF_ALL (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS)
177 typedef struct tagSCROLLINFO
186 } SCROLLINFO
, FAR
*LPSCROLLINFO
;
187 typedef SCROLLINFO CONST FAR
*LPCSCROLLINFO
;
190 /* Dynamic linking to new proportional scroll bar functions. */
191 int (PASCAL
*pfnSetScrollInfo
) (HWND hwnd
, int fnBar
, LPSCROLLINFO lpsi
, BOOL fRedraw
);
192 BOOL (PASCAL
*pfnGetScrollInfo
) (HWND hwnd
, int fnBar
, LPSCROLLINFO lpsi
);
194 int vertical_scroll_bar_min_handle
;
195 int vertical_scroll_bar_top_border
;
196 int vertical_scroll_bar_bottom_border
;
198 int last_scroll_bar_drag_pos
;
200 /* Mouse movement. */
202 /* Where the mouse was last time we reported a mouse event. */
204 static RECT last_mouse_glyph
;
205 static Lisp_Object last_mouse_press_frame
;
207 int w32_num_mouse_buttons
;
209 Lisp_Object Vw32_swap_mouse_buttons
;
211 /* Control whether x_raise_frame also sets input focus. */
212 Lisp_Object Vw32_grab_focus_on_raise
;
214 /* Control whether Caps Lock affects non-ascii characters. */
215 Lisp_Object Vw32_capslock_is_shiftlock
;
217 /* Control whether right-alt and left-ctrl should be recognized as AltGr. */
218 Lisp_Object Vw32_recognize_altgr
;
220 /* The scroll bar in which the last motion event occurred.
222 If the last motion event occurred in a scroll bar, we set this
223 so w32_mouse_position can know whether to report a scroll bar motion or
226 If the last motion event didn't occur in a scroll bar, we set this
227 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
228 static Lisp_Object last_mouse_scroll_bar
;
229 static int last_mouse_scroll_bar_pos
;
231 /* This is a hack. We would really prefer that w32_mouse_position would
232 return the time associated with the position it returns, but there
233 doesn't seem to be any way to wrest the time-stamp from the server
234 along with the position query. So, we just keep track of the time
235 of the last movement we received, and return that in hopes that
236 it's somewhat accurate. */
238 static Time last_mouse_movement_time
;
240 /* Incremented by w32_read_socket whenever it really tries to read
244 static int volatile input_signal_count
;
246 static int input_signal_count
;
249 extern Lisp_Object Vcommand_line_args
, Vsystem_name
;
255 /* A mask of extra modifier bits to put into every keyboard char. */
257 extern EMACS_INT extra_keyboard_modifiers
;
259 static void x_update_window_end
P_ ((struct window
*, int, int));
260 void w32_delete_display
P_ ((struct w32_display_info
*));
261 static void w32_handle_tool_bar_click
P_ ((struct frame
*,
262 struct input_event
*));
263 void w32_define_cursor
P_ ((Window
, Cursor
));
265 void x_lower_frame
P_ ((struct frame
*));
266 void x_scroll_bar_clear
P_ ((struct frame
*));
267 void x_wm_set_size_hint
P_ ((struct frame
*, long, int));
268 void x_raise_frame
P_ ((struct frame
*));
269 void x_set_window_size
P_ ((struct frame
*, int, int, int));
270 void x_wm_set_window_state
P_ ((struct frame
*, int));
271 void x_wm_set_icon_pixmap
P_ ((struct frame
*, int));
272 void w32_initialize
P_ ((void));
273 static void x_font_min_bounds
P_ ((XFontStruct
*, int *, int *));
274 int x_compute_min_glyph_bounds
P_ ((struct frame
*));
275 static void x_update_end
P_ ((struct frame
*));
276 static void w32_frame_up_to_date
P_ ((struct frame
*));
277 static void w32_set_terminal_modes
P_ ((void));
278 static void w32_reset_terminal_modes
P_ ((void));
279 static void x_clear_frame
P_ ((void));
280 static void frame_highlight
P_ ((struct frame
*));
281 static void frame_unhighlight
P_ ((struct frame
*));
282 static void x_new_focus_frame
P_ ((struct w32_display_info
*,
284 static void w32_frame_rehighlight
P_ ((struct frame
*));
285 static void x_frame_rehighlight
P_ ((struct w32_display_info
*));
286 static void x_draw_hollow_cursor
P_ ((struct window
*, struct glyph_row
*));
287 static void x_draw_bar_cursor
P_ ((struct window
*, struct glyph_row
*, int,
288 enum text_cursor_kinds
));
289 static void w32_clip_to_row
P_ ((struct window
*, struct glyph_row
*, HDC
));
291 static Lisp_Object Qvendor_specific_keysyms
;
294 /***********************************************************************
296 ***********************************************************************/
300 /* This is a function useful for recording debugging information about
301 the sequence of occurrences in this file. */
309 struct record event_record
[100];
311 int event_record_index
;
313 record_event (locus
, type
)
317 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
318 event_record_index
= 0;
320 event_record
[event_record_index
].locus
= locus
;
321 event_record
[event_record_index
].type
= type
;
322 event_record_index
++;
329 XChangeGC (void * ignore
, XGCValues
* gc
, unsigned long mask
,
332 if (mask
& GCForeground
)
333 gc
->foreground
= xgcv
->foreground
;
334 if (mask
& GCBackground
)
335 gc
->background
= xgcv
->background
;
337 gc
->font
= xgcv
->font
;
340 XGCValues
*XCreateGC (void * ignore
, Window window
, unsigned long mask
,
343 XGCValues
*gc
= (XGCValues
*) xmalloc (sizeof (XGCValues
));
344 bzero (gc
, sizeof (XGCValues
));
346 XChangeGC (ignore
, gc
, mask
, xgcv
);
352 XGetGCValues (void* ignore
, XGCValues
*gc
,
353 unsigned long mask
, XGCValues
*xgcv
)
355 XChangeGC (ignore
, xgcv
, mask
, gc
);
359 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
363 HRGN clip_region
= CreateRectRgnIndirect (rect
);
364 SelectClipRgn (hdc
, clip_region
);
365 DeleteObject (clip_region
);
368 SelectClipRgn (hdc
, NULL
);
372 /* Draw a hollow rectangle at the specified position. */
374 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
375 int width
, int height
)
380 hb
= CreateSolidBrush (gc
->background
);
381 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
382 oldhb
= SelectObject (hdc
, hb
);
383 oldhp
= SelectObject (hdc
, hp
);
385 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
387 SelectObject (hdc
, oldhb
);
388 SelectObject (hdc
, oldhp
);
393 /* Draw a filled rectangle at the specified position. */
395 w32_fill_rect (f
, hdc
, pix
, lprect
)
403 hb
= CreateSolidBrush (pix
);
404 FillRect (hdc
, lprect
, hb
);
413 HDC hdc
= get_frame_dc (f
);
415 /* Under certain conditions, this can be called at startup with
416 a console frame pointer before the GUI frame is created. An HDC
417 of 0 indicates this. */
420 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
421 w32_clear_rect (f
, hdc
, &rect
);
424 release_frame_dc (f
, hdc
);
428 /***********************************************************************
429 Starting and ending an update
430 ***********************************************************************/
432 /* Start an update of frame F. This function is installed as a hook
433 for update_begin, i.e. it is called when update_begin is called.
434 This function is called prior to calls to x_update_window_begin for
435 each window being updated. */
441 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
443 if (! FRAME_W32_P (f
))
446 /* Regenerate display palette before drawing if list of requested
447 colors has changed. */
448 if (display_info
->regen_palette
)
450 w32_regenerate_palette (f
);
451 display_info
->regen_palette
= FALSE
;
456 /* Start update of window W. Set the global variable updated_window
457 to the window being updated and set output_cursor to the cursor
461 x_update_window_begin (w
)
464 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
465 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
467 /* Hide the system caret during an update. */
468 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
470 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
474 set_output_cursor (&w
->cursor
);
478 if (f
== display_info
->mouse_face_mouse_frame
)
480 /* Don't do highlighting for mouse motion during the update. */
481 display_info
->mouse_face_defer
= 1;
483 /* If F needs to be redrawn, simply forget about any prior mouse
485 if (FRAME_GARBAGED_P (f
))
486 display_info
->mouse_face_window
= Qnil
;
488 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
489 their mouse_face_p flag set, which means that they are always
490 unequal to rows in a desired matrix which never have that
491 flag set. So, rows containing mouse-face glyphs are never
492 scrolled, and we don't have to switch the mouse highlight off
493 here to prevent it from being scrolled. */
495 /* Can we tell that this update does not affect the window
496 where the mouse highlight is? If so, no need to turn off.
497 Likewise, don't do anything if the frame is garbaged;
498 in that case, the frame's current matrix that we would use
499 is all wrong, and we will redisplay that line anyway. */
500 if (!NILP (display_info
->mouse_face_window
)
501 && w
== XWINDOW (display_info
->mouse_face_window
))
505 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
506 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
509 if (i
< w
->desired_matrix
->nrows
)
510 clear_mouse_face (display_info
);
518 /* Draw a vertical window border from (x,y0) to (x,y1) */
521 w32_draw_vertical_window_border (w
, x
, y0
, y1
)
525 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
534 hdc
= get_frame_dc (f
);
535 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
536 release_frame_dc (f
, hdc
);
540 /* End update of window W (which is equal to updated_window).
542 Draw vertical borders between horizontally adjacent windows, and
543 display W's cursor if CURSOR_ON_P is non-zero.
545 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
546 glyphs in mouse-face were overwritten. In that case we have to
547 make sure that the mouse-highlight is properly redrawn.
549 W may be a menu bar pseudo-window in case we don't have X toolkit
550 support. Such windows don't have a cursor, so don't display it
554 x_update_window_end (w
, cursor_on_p
, mouse_face_overwritten_p
)
556 int cursor_on_p
, mouse_face_overwritten_p
;
558 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (XFRAME (w
->frame
));
560 if (!w
->pseudo_window_p
)
565 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
567 output_cursor
.x
, output_cursor
.y
);
569 x_draw_vertical_border (w
);
571 draw_window_fringes (w
);
576 /* If a row with mouse-face was overwritten, arrange for
577 XTframe_up_to_date to redisplay the mouse highlight. */
578 if (mouse_face_overwritten_p
)
580 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
581 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
582 dpyinfo
->mouse_face_window
= Qnil
;
585 /* Unhide the caret. This won't actually show the cursor, unless it
586 was visible before the corresponding call to HideCaret in
587 x_update_window_begin. */
588 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
590 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
593 updated_window
= NULL
;
597 /* End update of frame F. This function is installed as a hook in
604 if (! FRAME_W32_P (f
))
607 /* Mouse highlight may be displayed again. */
608 FRAME_W32_DISPLAY_INFO (f
)->mouse_face_defer
= 0;
612 /* This function is called from various places in xdisp.c whenever a
613 complete update has been performed. The global variable
614 updated_window is not available here. */
617 w32_frame_up_to_date (f
)
622 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
624 if (dpyinfo
->mouse_face_deferred_gc
625 || f
== dpyinfo
->mouse_face_mouse_frame
)
628 if (dpyinfo
->mouse_face_mouse_frame
)
629 note_mouse_highlight (dpyinfo
->mouse_face_mouse_frame
,
630 dpyinfo
->mouse_face_mouse_x
,
631 dpyinfo
->mouse_face_mouse_y
);
632 dpyinfo
->mouse_face_deferred_gc
= 0;
639 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
640 arrow bitmaps, or clear the fringes if no bitmaps are required
641 before DESIRED_ROW is made current. The window being updated is
642 found in updated_window. This function is called from
643 update_window_line only if it is known that there are differences
644 between bitmaps to be drawn between current row and DESIRED_ROW. */
647 x_after_update_window_line (desired_row
)
648 struct glyph_row
*desired_row
;
650 struct window
*w
= updated_window
;
656 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
657 desired_row
->redraw_fringe_bitmaps_p
= 1;
659 /* When a window has disappeared, make sure that no rest of
660 full-width rows stays visible in the internal border. Could
661 check here if updated_window is the leftmost/rightmost window,
662 but I guess it's not worth doing since vertically split windows
663 are almost never used, internal border is rarely set, and the
664 overhead is very small. */
665 if (windows_or_buffers_changed
666 && desired_row
->full_width_p
667 && (f
= XFRAME (w
->frame
),
668 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
670 && (height
= desired_row
->visible_height
,
673 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
675 /* Internal border is drawn below the tool bar. */
676 if (WINDOWP (f
->tool_bar_window
)
677 && w
== XWINDOW (f
->tool_bar_window
))
682 HDC hdc
= get_frame_dc (f
);
683 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
684 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
686 release_frame_dc (f
, hdc
);
693 /* Draw the bitmap WHICH in one of the left or right fringes of
694 window W. ROW is the glyph row for which to display the bitmap; it
695 determines the vertical position at which the bitmap has to be
699 w32_draw_fringe_bitmap (w
, row
, p
)
701 struct glyph_row
*row
;
702 struct draw_fringe_bitmap_params
*p
;
704 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
706 struct face
*face
= p
->face
;
709 hdc
= get_frame_dc (f
);
711 /* Must clip because of partially visible lines. */
712 rowY
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
715 /* Adjust position of "bottom aligned" bitmap on partially
718 int oldVH
= row
->visible_height
;
719 row
->visible_height
= p
->h
;
720 row
->y
-= rowY
- p
->y
;
721 w32_clip_to_row (w
, row
, hdc
);
723 row
->visible_height
= oldVH
;
726 w32_clip_to_row (w
, row
, hdc
);
728 if (p
->bx
>= 0 && !p
->overlay_p
)
730 w32_fill_area (f
, hdc
, face
->background
,
731 p
->bx
, p
->by
, p
->nx
, p
->ny
);
736 HBITMAP pixmap
= fringe_bmp
[p
->which
];
740 compat_hdc
= CreateCompatibleDC (hdc
);
744 horig_obj
= SelectObject (compat_hdc
, pixmap
);
746 /* Paint overlays transparently. */
749 HBRUSH h_brush
, h_orig_brush
;
751 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
752 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
753 h_brush
= CreateSolidBrush (face
->foreground
);
754 h_orig_brush
= SelectObject (hdc
, h_brush
);
756 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
757 compat_hdc
, 0, p
->dh
,
759 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
760 compat_hdc
, 0, p
->dh
,
762 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
763 compat_hdc
, 0, p
->dh
,
766 SelectObject (hdc
, h_orig_brush
);
767 DeleteObject (h_brush
);
771 SetTextColor (hdc
, face
->background
);
772 SetBkColor (hdc
, (p
->cursor_p
773 ? f
->output_data
.w32
->cursor_pixel
774 : face
->foreground
));
776 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
777 compat_hdc
, 0, p
->dh
,
781 SelectObject (compat_hdc
, horig_obj
);
782 DeleteDC (compat_hdc
);
786 w32_set_clip_rectangle (hdc
, NULL
);
788 release_frame_dc (f
, hdc
);
792 w32_define_fringe_bitmap (which
, bits
, h
, wd
)
794 unsigned short *bits
;
797 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
801 w32_destroy_fringe_bitmap (which
)
804 if (fringe_bmp
[which
])
805 DeleteObject (fringe_bmp
[which
]);
806 fringe_bmp
[which
] = 0;
811 /* This is called when starting Emacs and when restarting after
812 suspend. When starting Emacs, no window is mapped. And nothing
813 must be done to Emacs's own window if it is suspended (though that
817 w32_set_terminal_modes (void)
821 /* This is called when exiting or suspending Emacs. Exiting will make
822 the W32 windows go away, and suspending requires no action. */
825 w32_reset_terminal_modes (void)
831 /***********************************************************************
833 ***********************************************************************/
835 /* Function prototypes of this page. */
837 static XCharStruct
*w32_per_char_metric
P_ ((XFontStruct
*,
839 static int w32_encode_char
P_ ((int, wchar_t *, struct font_info
*,
840 struct charset
*, int *));
843 /* Get metrics of character CHAR2B in FONT. Value is always non-null.
844 If CHAR2B is not contained in FONT, the font's default character
845 metric is returned. */
848 w32_bdf_per_char_metric (font
, char2b
, dim
, pcm
)
854 glyph_metric
* bdf_metric
;
858 buf
[0] = (char)(*char2b
);
861 buf
[0] = XCHAR2B_BYTE1 (char2b
);
862 buf
[1] = XCHAR2B_BYTE2 (char2b
);
865 bdf_metric
= w32_BDF_TextMetric (font
->bdf
, buf
, dim
);
869 pcm
->width
= bdf_metric
->dwidth
;
870 pcm
->lbearing
= bdf_metric
->bbox
;
871 pcm
->rbearing
= bdf_metric
->dwidth
872 - (bdf_metric
->bbox
+ bdf_metric
->bbw
);
873 pcm
->ascent
= bdf_metric
->bboy
+ bdf_metric
->bbh
;
874 pcm
->descent
= -bdf_metric
->bboy
;
883 w32_native_per_char_metric (font
, char2b
, font_type
, pcm
)
886 enum w32_char_font_type font_type
;
889 HDC hdc
= GetDC (NULL
);
893 xassert (font
&& char2b
);
894 xassert (font
->hfont
);
895 xassert (font_type
== UNICODE_FONT
|| font_type
== ANSI_FONT
);
897 old_font
= SelectObject (hdc
, font
->hfont
);
899 if ((font
->tm
.tmPitchAndFamily
& TMPF_TRUETYPE
) != 0)
903 if (font_type
== UNICODE_FONT
)
904 retval
= GetCharABCWidthsW (hdc
, *char2b
, *char2b
, &char_widths
);
906 retval
= GetCharABCWidthsA (hdc
, *char2b
, *char2b
, &char_widths
);
911 /* Disabled until we can find a way to get the right results
912 on all versions of Windows. */
914 /* Don't trust the ABC widths. For synthesized fonts they are
915 wrong, and so is the result of GetCharWidth()! */
917 GetCharWidth (hdc
, *char2b
, *char2b
, &real_width
);
919 pcm
->width
= char_widths
.abcA
+ char_widths
.abcB
+ char_widths
.abcC
;
921 /* As far as I can tell, this is the best way to determine what
922 ExtTextOut will do with the broken font. */
923 if (pcm
->width
!= real_width
)
924 pcm
->width
= (pcm
->width
+ real_width
) / 2;
926 pcm
->lbearing
= char_widths
.abcA
;
927 pcm
->rbearing
= char_widths
.abcA
+ char_widths
.abcB
;
928 pcm
->ascent
= FONT_BASE (font
);
929 pcm
->descent
= FONT_DESCENT (font
);
935 /* Either font is not a True-type font, or GetCharABCWidthsW
936 failed (it is not supported on Windows 9x for instance), so we
937 can't determine the full info we would like. All is not lost
938 though - we can call GetTextExtentPoint32 to get rbearing and
939 deduce width based on the font's per-string overhang. lbearing
940 is assumed to be zero. */
942 /* TODO: Some Thai characters (and other composites if Windows
943 supports them) do have lbearing, and report their total width
944 as zero. Need some way of handling them when
945 GetCharABCWidthsW fails. */
948 if (font_type
== UNICODE_FONT
)
949 retval
= GetTextExtentPoint32W (hdc
, char2b
, 1, &sz
);
951 retval
= GetTextExtentPoint32A (hdc
, (char*)char2b
, 1, &sz
);
955 pcm
->width
= sz
.cx
- font
->tm
.tmOverhang
;
956 pcm
->rbearing
= sz
.cx
;
958 pcm
->ascent
= FONT_BASE (font
);
959 pcm
->descent
= FONT_DESCENT (font
);
964 if (pcm
->width
== 0 && (pcm
->rbearing
- pcm
->lbearing
) == 0)
969 SelectObject (hdc
, old_font
);
970 ReleaseDC (NULL
, hdc
);
977 w32_per_char_metric (font
, char2b
, font_type
)
980 int /* enum w32_char_font_type */ font_type
;
982 /* The result metric information. */
986 xassert (font
&& char2b
);
988 /* TODO: This function is currently called through the RIF, and in
989 some cases font_type is UNKNOWN_FONT. We currently allow the
990 cached metrics to be used, which seems to work, but in cases
991 where font_type is UNKNOWN_FONT, we probably haven't encoded
992 char2b appropriately. All callers need checking to see what they
993 are passing. This is most likely to affect variable width fonts
994 outside the Latin-1 range, particularly in languages like Thai
995 that rely on rbearing and lbearing to provide composition. I
996 don't think that is working currently anyway, but we don't seem
997 to have anyone testing such languages on Windows. */
999 /* Handle the common cases quickly. */
1000 if (!font
->bdf
&& font
->per_char
== NULL
)
1001 /* TODO: determine whether char2b exists in font? */
1002 return &font
->max_bounds
;
1003 else if (!font
->bdf
&& *char2b
< 128)
1004 return &font
->per_char
[*char2b
];
1006 xassert (font_type
!= UNKNOWN_FONT
);
1008 pcm
= &font
->scratch
;
1010 if (font_type
== BDF_1D_FONT
)
1011 retval
= w32_bdf_per_char_metric (font
, char2b
, 1, pcm
);
1012 else if (font_type
== BDF_2D_FONT
)
1013 retval
= w32_bdf_per_char_metric (font
, char2b
, 2, pcm
);
1015 retval
= w32_native_per_char_metric (font
, char2b
, font_type
, pcm
);
1024 w32_cache_char_metrics (font
)
1027 wchar_t char2b
= L
'x';
1029 /* Cache char metrics for the common cases. */
1032 /* TODO: determine whether font is fixed-pitch. */
1033 if (!w32_bdf_per_char_metric (font
, &char2b
, 1, &font
->max_bounds
))
1035 /* Use the font width and height as max bounds, as not all BDF
1036 fonts contain the letter 'x'. */
1037 font
->max_bounds
.width
= FONT_MAX_WIDTH (font
);
1038 font
->max_bounds
.lbearing
= -font
->bdf
->llx
;
1039 font
->max_bounds
.rbearing
= FONT_MAX_WIDTH (font
) - font
->bdf
->urx
;
1040 font
->max_bounds
.ascent
= FONT_BASE (font
);
1041 font
->max_bounds
.descent
= FONT_DESCENT (font
);
1046 if (((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
) != 0)
1047 /* Some fonts (eg DBCS fonts) are marked as fixed width even
1048 though they contain characters of different widths. */
1049 || (font
->tm
.tmMaxCharWidth
!= font
->tm
.tmAveCharWidth
))
1051 /* Font is not fixed pitch, so cache per_char info for the
1052 ASCII characters. It would be much more work, and probably
1053 not worth it, to cache other chars, since we may change
1054 between using Unicode and ANSI text drawing functions at
1058 font
->per_char
= xmalloc (128 * sizeof(XCharStruct
));
1059 for (i
= 0; i
< 128; i
++)
1062 w32_native_per_char_metric (font
, &char2b
, ANSI_FONT
,
1063 &font
->per_char
[i
]);
1067 w32_native_per_char_metric (font
, &char2b
, ANSI_FONT
,
1073 /* Determine if a font is double byte. */
1074 int w32_font_is_double_byte (XFontStruct
*font
)
1076 return font
->double_byte_p
;
1081 w32_use_unicode_for_codepage (codepage
)
1084 /* If the current codepage is supported, use Unicode for output. */
1085 return (w32_enable_unicode_output
1086 && codepage
!= CP_8BIT
1087 && (codepage
== CP_UNICODE
|| IsValidCodePage (codepage
)));
1090 /* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is
1091 the two-byte form of C. Encoding is returned in *CHAR2B. */
1093 static int /* enum w32_char_font_type */
1094 w32_encode_char (c
, char2b
, font_info
, charset
, two_byte_p
)
1097 struct font_info
*font_info
;
1098 struct charset
*charset
;
1103 int internal_two_byte_p
= 0;
1105 XFontStruct
*font
= font_info
->font
;
1107 internal_two_byte_p
= w32_font_is_double_byte (font
);
1108 codepage
= font_info
->codepage
;
1110 /* If font can output unicode, use the original unicode character. */
1111 if ( font
&& !font
->bdf
&& w32_use_unicode_for_codepage (codepage
)
1116 internal_two_byte_p
= 1;
1119 /* FONT_INFO may define a scheme by which to encode byte1 and byte2.
1120 This may be either a program in a special encoder language or a
1122 else if (font_info
->font_encoder
)
1124 /* It's a program. */
1125 struct ccl_program
*ccl
= font_info
->font_encoder
;
1127 if (CHARSET_DIMENSION (charset
) == 1)
1129 ccl
->reg
[0] = CHARSET_ID (charset
);
1130 ccl
->reg
[1] = XCHAR2B_BYTE2 (char2b
);
1135 ccl
->reg
[0] = CHARSET_ID (charset
);
1136 ccl
->reg
[1] = XCHAR2B_BYTE1 (char2b
);
1137 ccl
->reg
[2] = XCHAR2B_BYTE2 (char2b
);
1140 ccl_driver (ccl
, NULL
, NULL
, 0, 0, Qnil
);
1142 /* We assume that MSBs are appropriately set/reset by CCL
1144 if (!internal_two_byte_p
) /* 1-byte font */
1145 STORE_XCHAR2B (char2b
, 0, ccl
->reg
[1]);
1147 STORE_XCHAR2B (char2b
, ccl
->reg
[1], ccl
->reg
[2]);
1149 else if (font_info
->encoding_type
)
1151 /* Fixed encoding scheme. See fontset.h for the meaning of the
1152 encoding numbers. */
1153 unsigned char enc
= font_info
->encoding_type
;
1155 if ((enc
== 1 || enc
== 2)
1156 && CHARSET_DIMENSION (charset
) == 2)
1157 STORE_XCHAR2B (char2b
, XCHAR2B_BYTE1 (char2b
) | 0x80, XCHAR2B_BYTE2 (char2b
));
1159 if (enc
== 1 || enc
== 3 || (enc
== 4 && CHARSET_DIMENSION (charset
) == 1))
1160 STORE_XCHAR2B (char2b
, XCHAR2B_BYTE1 (char2b
), XCHAR2B_BYTE2 (char2b
) | 0x80);
1163 int code
= (int) (*char2b
);
1166 STORE_XCHAR2B (char2b
, (code
>> 8), (code
& 0xFF));
1171 *two_byte_p
= internal_two_byte_p
;
1174 return UNKNOWN_FONT
;
1175 else if (font
->bdf
&& CHARSET_DIMENSION (charset
) == 1)
1180 return UNICODE_FONT
;
1186 /* Return a char-table whose elements are t if the font FONT_INFO
1187 contains a glyph for the corresponding character, and nil if not.
1189 Fixme: For the moment, this function works only for fonts whose
1190 glyph encoding is the same as Unicode (e.g. ISO10646-1 fonts). */
1193 x_get_font_repertory (f
, font_info
)
1195 struct font_info
*font_info
;
1197 XFontStruct
*font
= (XFontStruct
*) font_info
->font
;
1199 int min_byte1
, max_byte1
, min_byte2
, max_byte2
;
1201 table
= Fmake_char_table (Qnil
, Qnil
);
1203 if (!font
->bdf
&& pfnGetFontUnicodeRanges
)
1206 DWORD glyphset_size
;
1207 HDC display
= get_frame_dc (f
);
1211 prev_font
= SelectObject (display
, font
->hfont
);
1213 /* First call GetFontUnicodeRanges to find out how big a structure
1215 glyphset_size
= pfnGetFontUnicodeRanges (display
, NULL
);
1218 glyphset
= (GLYPHSET
*) alloca (glyphset_size
);
1219 glyphset
->cbThis
= glyphset_size
;
1221 /* Now call it again to get the ranges. */
1222 glyphset_size
= pfnGetFontUnicodeRanges (display
, glyphset
);
1226 /* Store the ranges in TABLE. */
1227 for (i
= 0; i
< glyphset
->cRanges
; i
++)
1229 int from
= glyphset
->ranges
[i
].wcLow
;
1230 int to
= from
+ glyphset
->ranges
[i
].cGlyphs
- 1;
1231 char_table_set_range (table
, from
, to
, Qt
);
1236 SelectObject (display
, prev_font
);
1237 release_frame_dc (f
, display
);
1239 /* If we got the information we wanted above, then return it. */
1244 #if 0 /* TODO: Convert to work on Windows so BDF and older platforms work. */
1245 /* When GetFontUnicodeRanges is not available or does not work,
1246 work it out manually. */
1247 min_byte1
= font
->min_byte1
;
1248 max_byte1
= font
->max_byte1
;
1249 min_byte2
= font
->min_char_or_byte2
;
1250 max_byte2
= font
->max_char_or_byte2
;
1251 if (min_byte1
== 0 && max_byte1
== 0)
1253 if (! font
->per_char
|| font
->all_chars_exist
== True
)
1254 char_table_set_range (table
, min_byte2
, max_byte2
, Qt
);
1257 XCharStruct
*pcm
= font
->per_char
;
1261 for (i
= min_byte2
; i
<= max_byte2
; i
++, pcm
++)
1263 if (pcm
->width
== 0 && pcm
->rbearing
== pcm
->lbearing
)
1267 char_table_set_range (table
, from
, i
- 1, Qt
);
1275 char_table_set_range (table
, from
, i
- 1, Qt
);
1280 if (! font
->per_char
|| font
->all_chars_exist
== True
)
1284 for (i
= min_byte1
; i
<= max_byte1
; i
++)
1285 char_table_set_range (table
,
1286 (i
<< 8) | min_byte2
, (i
<< 8) | max_byte2
,
1291 XCharStruct
*pcm
= font
->per_char
;
1294 for (i
= min_byte1
; i
<= max_byte1
; i
++)
1299 for (j
= min_byte2
; j
<= max_byte2
; j
++, pcm
++)
1301 if (pcm
->width
== 0 && pcm
->rbearing
== pcm
->lbearing
)
1305 char_table_set_range (table
, (i
<< 8) | from
,
1306 (i
<< 8) | (j
- 1), Qt
);
1314 char_table_set_range (table
, (i
<< 8) | from
,
1315 (i
<< 8) | (j
- 1), Qt
);
1324 /***********************************************************************
1326 ***********************************************************************/
1329 /* Encapsulate the different ways of displaying text under W32. */
1332 w32_text_out (s
, x
, y
,chars
,nchars
)
1333 struct glyph_string
* s
;
1338 int charset_dim
= w32_font_is_double_byte (s
->font
) ? 2 : 1;
1340 w32_BDF_TextOut (s
->font
->bdf
, s
->hdc
,
1341 x
, y
, (char *) chars
, charset_dim
,
1342 nchars
* charset_dim
, 0);
1343 else if (s
->first_glyph
->font_type
== UNICODE_FONT
)
1344 ExtTextOutW (s
->hdc
, x
, y
, 0, NULL
, chars
, nchars
, NULL
);
1346 ExtTextOutA (s
->hdc
, x
, y
, 0, NULL
, (char *) chars
,
1347 nchars
* charset_dim
, NULL
);
1352 static void x_set_glyph_string_clipping
P_ ((struct glyph_string
*));
1353 static void x_set_glyph_string_gc
P_ ((struct glyph_string
*));
1354 static void x_draw_glyph_string_background
P_ ((struct glyph_string
*,
1356 static void x_draw_glyph_string_foreground
P_ ((struct glyph_string
*));
1357 static void x_draw_composite_glyph_string_foreground
P_ ((struct glyph_string
*));
1358 static void x_draw_glyph_string_box
P_ ((struct glyph_string
*));
1359 static void x_draw_glyph_string
P_ ((struct glyph_string
*));
1360 static void x_set_cursor_gc
P_ ((struct glyph_string
*));
1361 static void x_set_mode_line_face_gc
P_ ((struct glyph_string
*));
1362 static void x_set_mouse_face_gc
P_ ((struct glyph_string
*));
1363 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
1364 static void w32_setup_relief_color
P_ ((struct frame
*, struct relief
*,
1365 double, int, COLORREF
));
1366 static void x_setup_relief_colors
P_ ((struct glyph_string
*));
1367 static void x_draw_image_glyph_string
P_ ((struct glyph_string
*));
1368 static void x_draw_image_relief
P_ ((struct glyph_string
*));
1369 static void x_draw_image_foreground
P_ ((struct glyph_string
*));
1370 static void w32_draw_image_foreground_1
P_ ((struct glyph_string
*, HBITMAP
));
1371 static void x_clear_glyph_string_rect
P_ ((struct glyph_string
*, int,
1373 static void w32_draw_relief_rect
P_ ((struct frame
*, int, int, int, int,
1374 int, int, int, int, int, int,
1376 static void w32_draw_box_rect
P_ ((struct glyph_string
*, int, int, int, int,
1377 int, int, int, RECT
*));
1380 static void x_check_font
P_ ((struct frame
*, XFontStruct
*));
1384 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
1389 struct glyph_string
*s
;
1391 if (s
->font
== FRAME_FONT (s
->f
)
1392 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1393 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1395 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1398 /* Cursor on non-default face: must merge. */
1402 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1403 xgcv
.foreground
= s
->face
->background
;
1405 /* If the glyph would be invisible, try a different foreground. */
1406 if (xgcv
.foreground
== xgcv
.background
)
1407 xgcv
.foreground
= s
->face
->foreground
;
1408 if (xgcv
.foreground
== xgcv
.background
)
1409 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1410 if (xgcv
.foreground
== xgcv
.background
)
1411 xgcv
.foreground
= s
->face
->foreground
;
1413 /* Make sure the cursor is distinct from text in this face. */
1414 if (xgcv
.background
== s
->face
->background
1415 && xgcv
.foreground
== s
->face
->foreground
)
1417 xgcv
.background
= s
->face
->foreground
;
1418 xgcv
.foreground
= s
->face
->background
;
1421 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1422 xgcv
.font
= s
->font
;
1423 mask
= GCForeground
| GCBackground
| GCFont
;
1425 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1426 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1429 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1430 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1432 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1437 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1440 x_set_mouse_face_gc (s
)
1441 struct glyph_string
*s
;
1446 /* What face has to be used last for the mouse face? */
1447 face_id
= FRAME_W32_DISPLAY_INFO (s
->f
)->mouse_face_face_id
;
1448 face
= FACE_FROM_ID (s
->f
, face_id
);
1450 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1452 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1453 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1455 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1456 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1457 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1459 /* If font in this face is same as S->font, use it. */
1460 if (s
->font
== s
->face
->font
)
1461 s
->gc
= s
->face
->gc
;
1464 /* Otherwise construct scratch_cursor_gc with values from FACE
1469 xgcv
.background
= s
->face
->background
;
1470 xgcv
.foreground
= s
->face
->foreground
;
1471 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1472 xgcv
.font
= s
->font
;
1473 mask
= GCForeground
| GCBackground
| GCFont
;
1475 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1476 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1479 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1480 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1482 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1485 xassert (s
->gc
!= 0);
1489 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1490 Faces to use in the mode line have already been computed when the
1491 matrix was built, so there isn't much to do, here. */
1494 x_set_mode_line_face_gc (s
)
1495 struct glyph_string
*s
;
1497 s
->gc
= s
->face
->gc
;
1501 /* Set S->gc of glyph string S for drawing that glyph string. Set
1502 S->stippled_p to a non-zero value if the face of S has a stipple
1506 x_set_glyph_string_gc (s
)
1507 struct glyph_string
*s
;
1509 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1511 if (s
->hl
== DRAW_NORMAL_TEXT
)
1513 s
->gc
= s
->face
->gc
;
1514 s
->stippled_p
= s
->face
->stipple
!= 0;
1516 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1518 x_set_mode_line_face_gc (s
);
1519 s
->stippled_p
= s
->face
->stipple
!= 0;
1521 else if (s
->hl
== DRAW_CURSOR
)
1523 x_set_cursor_gc (s
);
1526 else if (s
->hl
== DRAW_MOUSE_FACE
)
1528 x_set_mouse_face_gc (s
);
1529 s
->stippled_p
= s
->face
->stipple
!= 0;
1531 else if (s
->hl
== DRAW_IMAGE_RAISED
1532 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1534 s
->gc
= s
->face
->gc
;
1535 s
->stippled_p
= s
->face
->stipple
!= 0;
1539 s
->gc
= s
->face
->gc
;
1540 s
->stippled_p
= s
->face
->stipple
!= 0;
1543 /* GC must have been set. */
1544 xassert (s
->gc
!= 0);
1548 /* Set clipping for output of glyph string S. S may be part of a mode
1549 line or menu if we don't have X toolkit support. */
1552 x_set_glyph_string_clipping (s
)
1553 struct glyph_string
*s
;
1556 get_glyph_string_clip_rect (s
, &r
);
1557 w32_set_clip_rectangle (s
->hdc
, &r
);
1562 Compute left and right overhang of glyph string S. If S is a glyph
1563 string for a composition, assume overhangs don't exist. */
1566 w32_compute_glyph_string_overhangs (s
)
1567 struct glyph_string
*s
;
1569 /* TODO: Windows does not appear to have a method for
1570 getting this info without getting the ABC widths for each
1571 individual character and working it out manually. */
1576 w32_get_glyph_overhangs (glyph
, f
, left
, right
)
1577 struct glyph
*glyph
;
1581 HDC hdc
= get_frame_dc (f
);
1582 /* Convert to unicode! */
1583 x_get_glyph_overhangs (glyph
, f
, left
, right
);
1584 release_frame_dc (f
, hdc
);
1588 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1591 x_clear_glyph_string_rect (s
, x
, y
, w
, h
)
1592 struct glyph_string
*s
;
1600 /* Take clipping into account. */
1601 if (s
->gc
->clip_mask
== Rect
)
1603 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1604 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1605 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1606 - s
->gc
->clip_rectangle
.left
);
1607 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1608 - s
->gc
->clip_rectangle
.top
);
1611 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1616 /* Draw the background of glyph_string S. If S->background_filled_p
1617 is non-zero don't draw it. FORCE_P non-zero means draw the
1618 background even if it wouldn't be drawn normally. This is used
1619 when a string preceding S draws into the background of S, or S
1620 contains the first component of a composition. */
1623 x_draw_glyph_string_background (s
, force_p
)
1624 struct glyph_string
*s
;
1627 /* Nothing to do if background has already been drawn or if it
1628 shouldn't be drawn in the first place. */
1629 if (!s
->background_filled_p
)
1631 int box_line_width
= max (s
->face
->box_line_width
, 0);
1633 #if 0 /* TODO: stipple */
1636 /* Fill background with a stipple pattern. */
1637 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1638 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1639 s
->y
+ box_line_width
,
1640 s
->background_width
,
1641 s
->height
- 2 * box_line_width
);
1642 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1643 s
->background_filled_p
= 1;
1647 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1648 || s
->font_not_found_p
1649 || s
->extends_to_end_of_line_p
1653 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1654 s
->background_width
,
1655 s
->height
- 2 * box_line_width
);
1656 s
->background_filled_p
= 1;
1662 /* Draw the foreground of glyph string S. */
1665 x_draw_glyph_string_foreground (s
)
1666 struct glyph_string
*s
;
1671 /* If first glyph of S has a left box line, start drawing the text
1672 of S to the right of that box line. */
1673 if (s
->face
->box
!= FACE_NO_BOX
1674 && s
->first_glyph
->left_box_line_p
)
1675 x
= s
->x
+ abs (s
->face
->box_line_width
);
1679 if (s
->for_overlaps_p
|| (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1680 SetBkMode (s
->hdc
, TRANSPARENT
);
1682 SetBkMode (s
->hdc
, OPAQUE
);
1684 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1685 SetBkColor (s
->hdc
, s
->gc
->background
);
1686 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1688 if (s
->font
&& s
->font
->hfont
)
1689 old_font
= SelectObject (s
->hdc
, s
->font
->hfont
);
1691 /* Draw characters of S as rectangles if S's font could not be
1693 if (s
->font_not_found_p
)
1695 for (i
= 0; i
< s
->nchars
; ++i
)
1697 struct glyph
*g
= s
->first_glyph
+ i
;
1699 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1701 x
+= g
->pixel_width
;
1706 char *char1b
= (char *) s
->char2b
;
1707 int boff
= s
->font_info
->baseline_offset
;
1709 if (s
->font_info
->vertical_centering
)
1710 boff
= VCENTER_BASELINE_OFFSET (s
->font
, s
->f
) - boff
;
1712 /* If we can use 8-bit functions, condense S->char2b. */
1714 for (i
= 0; i
< s
->nchars
; ++i
)
1715 char1b
[i
] = XCHAR2B_BYTE2 (&s
->char2b
[i
]);
1717 /* Draw text with TextOut and friends. */
1718 w32_text_out (s
, x
, s
->ybase
- boff
, s
->char2b
, s
->nchars
);
1720 if (s
->face
->overstrike
)
1722 /* For overstriking (to simulate bold-face), draw the
1723 characters again shifted to the right by one pixel. */
1724 w32_text_out (s
, x
+ 1, s
->ybase
- boff
, s
->char2b
, s
->nchars
);
1727 if (s
->font
&& s
->font
->hfont
)
1728 SelectObject (s
->hdc
, old_font
);
1731 /* Draw the foreground of composite glyph string S. */
1734 x_draw_composite_glyph_string_foreground (s
)
1735 struct glyph_string
*s
;
1740 /* If first glyph of S has a left box line, start drawing the text
1741 of S to the right of that box line. */
1742 if (s
->face
->box
!= FACE_NO_BOX
1743 && s
->first_glyph
->left_box_line_p
)
1744 x
= s
->x
+ abs (s
->face
->box_line_width
);
1748 /* S is a glyph string for a composition. S->gidx is the index of
1749 the first character drawn for glyphs of this composition.
1750 S->gidx == 0 means we are drawing the very first character of
1751 this composition. */
1753 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1754 SetBkColor (s
->hdc
, s
->gc
->background
);
1755 SetBkMode (s
->hdc
, TRANSPARENT
);
1756 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1758 if (s
->font
&& s
->font
->hfont
)
1759 old_font
= SelectObject (s
->hdc
, s
->font
->hfont
);
1761 /* Draw a rectangle for the composition if the font for the very
1762 first character of the composition could not be loaded. */
1763 if (s
->font_not_found_p
)
1766 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1771 for (i
= 0; i
< s
->nchars
; i
++, ++s
->gidx
)
1773 w32_text_out (s
, x
+ s
->cmp
->offsets
[s
->gidx
* 2],
1774 s
->ybase
- s
->cmp
->offsets
[s
->gidx
* 2 + 1],
1776 if (s
->face
->overstrike
)
1777 w32_text_out (s
, x
+ s
->cmp
->offsets
[s
->gidx
* 2] + 1,
1778 s
->ybase
- s
->cmp
->offsets
[s
->gidx
* 2 + 1],
1783 if (s
->font
&& s
->font
->hfont
)
1784 SelectObject (s
->hdc
, old_font
);
1788 /* Brightness beyond which a color won't have its highlight brightness
1791 Nominally, highlight colors for `3d' faces are calculated by
1792 brightening an object's color by a constant scale factor, but this
1793 doesn't yield good results for dark colors, so for colors who's
1794 brightness is less than this value (on a scale of 0-255) have to
1795 use an additional additive factor.
1797 The value here is set so that the default menu-bar/mode-line color
1798 (grey75) will not have its highlights changed at all. */
1799 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1802 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1803 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1804 If this produces the same color as COLOR, try a color where all RGB
1805 values have DELTA added. Return the allocated color in *COLOR.
1806 DISPLAY is the X display, CMAP is the colormap to operate on.
1807 Value is non-zero if successful. */
1810 w32_alloc_lighter_color (f
, color
, factor
, delta
)
1819 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1822 /* Change RGB values by specified FACTOR. Avoid overflow! */
1823 xassert (factor
>= 0);
1824 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1825 min (0xff, factor
* GetGValue (*color
)),
1826 min (0xff, factor
* GetBValue (*color
)));
1828 /* Calculate brightness of COLOR. */
1829 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1830 + GetBValue (*color
)) / 6;
1832 /* We only boost colors that are darker than
1833 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1834 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1835 /* Make an additive adjustment to NEW, because it's dark enough so
1836 that scaling by FACTOR alone isn't enough. */
1838 /* How far below the limit this color is (0 - 1, 1 being darker). */
1839 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1840 /* The additive adjustment. */
1841 int min_delta
= delta
* dimness
* factor
/ 2;
1844 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1845 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1846 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1848 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1849 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1850 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1854 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1855 max (0, min (0xff, delta
+ GetGValue (*color
))),
1856 max (0, min (0xff, delta
+ GetBValue (*color
))));
1858 /* TODO: Map to palette and retry with delta if same? */
1859 /* TODO: Free colors (if using palette)? */
1870 /* Set up the foreground color for drawing relief lines of glyph
1871 string S. RELIEF is a pointer to a struct relief containing the GC
1872 with which lines will be drawn. Use a color that is FACTOR or
1873 DELTA lighter or darker than the relief's background which is found
1874 in S->f->output_data.x->relief_background. If such a color cannot
1875 be allocated, use DEFAULT_PIXEL, instead. */
1878 w32_setup_relief_color (f
, relief
, factor
, delta
, default_pixel
)
1880 struct relief
*relief
;
1883 COLORREF default_pixel
;
1886 struct w32_output
*di
= f
->output_data
.w32
;
1887 unsigned long mask
= GCForeground
;
1889 COLORREF background
= di
->relief_background
;
1890 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1892 /* TODO: Free colors (if using palette)? */
1894 /* Allocate new color. */
1895 xgcv
.foreground
= default_pixel
;
1897 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1899 relief
->allocated_p
= 1;
1900 xgcv
.foreground
= relief
->pixel
= pixel
;
1903 if (relief
->gc
== 0)
1905 #if 0 /* TODO: stipple */
1906 xgcv
.stipple
= dpyinfo
->gray
;
1909 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1912 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1916 /* Set up colors for the relief lines around glyph string S. */
1919 x_setup_relief_colors (s
)
1920 struct glyph_string
*s
;
1922 struct w32_output
*di
= s
->f
->output_data
.w32
;
1925 if (s
->face
->use_box_color_for_shadows_p
)
1926 color
= s
->face
->box_color
;
1927 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1929 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1930 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1932 color
= s
->gc
->background
;
1934 if (di
->white_relief
.gc
== 0
1935 || color
!= di
->relief_background
)
1937 di
->relief_background
= color
;
1938 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1939 WHITE_PIX_DEFAULT (s
->f
));
1940 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1941 BLACK_PIX_DEFAULT (s
->f
));
1946 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1947 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1948 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1949 relief. LEFT_P non-zero means draw a relief on the left side of
1950 the rectangle. RIGHT_P non-zero means draw a relief on the right
1951 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1955 w32_draw_relief_rect (f
, left_x
, top_y
, right_x
, bottom_y
, width
,
1956 raised_p
, top_p
, bot_p
, left_p
, right_p
, clip_rect
)
1958 int left_x
, top_y
, right_x
, bottom_y
, width
;
1959 int top_p
, bot_p
, left_p
, right_p
, raised_p
;
1964 HDC hdc
= get_frame_dc (f
);
1967 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1969 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1971 w32_set_clip_rectangle (hdc
, clip_rect
);
1975 for (i
= 0; i
< width
; ++i
)
1976 w32_fill_area (f
, hdc
, gc
.foreground
,
1977 left_x
+ i
* left_p
, top_y
+ i
,
1978 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1982 for (i
= 0; i
< width
; ++i
)
1983 w32_fill_area (f
, hdc
, gc
.foreground
,
1984 left_x
+ i
, top_y
+ i
, 1,
1985 bottom_y
- top_y
- 2 * i
+ 1);
1988 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1990 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1994 for (i
= 0; i
< width
; ++i
)
1995 w32_fill_area (f
, hdc
, gc
.foreground
,
1996 left_x
+ i
* left_p
, bottom_y
- i
,
1997 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
2001 for (i
= 0; i
< width
; ++i
)
2002 w32_fill_area (f
, hdc
, gc
.foreground
,
2003 right_x
- i
, top_y
+ i
+ 1, 1,
2004 bottom_y
- top_y
- 2 * i
- 1);
2006 w32_set_clip_rectangle (hdc
, NULL
);
2008 release_frame_dc (f
, hdc
);
2012 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
2013 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
2014 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
2015 left side of the rectangle. RIGHT_P non-zero means draw a line
2016 on the right side of the rectangle. CLIP_RECT is the clipping
2017 rectangle to use when drawing. */
2020 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
2021 left_p
, right_p
, clip_rect
)
2022 struct glyph_string
*s
;
2023 int left_x
, top_y
, right_x
, bottom_y
, width
, left_p
, right_p
;
2026 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
2029 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2030 left_x
, top_y
, right_x
- left_x
+ 1, width
);
2035 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2036 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
2040 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2041 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
2046 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2047 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
2050 w32_set_clip_rectangle (s
->hdc
, NULL
);
2054 /* Draw a box around glyph string S. */
2057 x_draw_glyph_string_box (s
)
2058 struct glyph_string
*s
;
2060 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
2061 int left_p
, right_p
;
2062 struct glyph
*last_glyph
;
2065 last_x
= window_box_right (s
->w
, s
->area
);
2066 if (s
->row
->full_width_p
2067 && !s
->w
->pseudo_window_p
)
2069 last_x
+= WINDOW_RIGHT_SCROLL_BAR_AREA_WIDTH (s
->w
);
2070 if (s
->area
!= RIGHT_MARGIN_AREA
2071 || WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (s
->w
))
2072 last_x
+= WINDOW_RIGHT_FRINGE_WIDTH (s
->w
);
2075 /* The glyph that may have a right box line. */
2076 last_glyph
= (s
->cmp
|| s
->img
2078 : s
->first_glyph
+ s
->nchars
- 1);
2080 width
= abs (s
->face
->box_line_width
);
2081 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
2083 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
2085 : min (last_x
, s
->x
+ s
->background_width
) - 1));
2087 bottom_y
= top_y
+ s
->height
- 1;
2089 left_p
= (s
->first_glyph
->left_box_line_p
2090 || (s
->hl
== DRAW_MOUSE_FACE
2092 || s
->prev
->hl
!= s
->hl
)));
2093 right_p
= (last_glyph
->right_box_line_p
2094 || (s
->hl
== DRAW_MOUSE_FACE
2096 || s
->next
->hl
!= s
->hl
)));
2098 get_glyph_string_clip_rect (s
, &clip_rect
);
2100 if (s
->face
->box
== FACE_SIMPLE_BOX
)
2101 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
2102 left_p
, right_p
, &clip_rect
);
2105 x_setup_relief_colors (s
);
2106 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
2107 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
2112 /* Draw foreground of image glyph string S. */
2115 x_draw_image_foreground (s
)
2116 struct glyph_string
*s
;
2119 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2121 /* If first glyph of S has a left box line, start drawing it to the
2122 right of that line. */
2123 if (s
->face
->box
!= FACE_NO_BOX
2124 && s
->first_glyph
->left_box_line_p
2126 x
+= abs (s
->face
->box_line_width
);
2128 /* If there is a margin around the image, adjust x- and y-position
2130 if (s
->slice
.x
== 0)
2131 x
+= s
->img
->hmargin
;
2132 if (s
->slice
.y
== 0)
2133 y
+= s
->img
->vmargin
;
2139 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2140 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2141 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2142 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2143 SetBkColor (compat_hdc
, RGB (255, 255, 255));
2144 SetTextColor (s
->hdc
, RGB (0, 0, 0));
2145 x_set_glyph_string_clipping (s
);
2149 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
2150 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2152 SetTextColor (s
->hdc
, RGB (255, 255, 255));
2153 SetBkColor (s
->hdc
, RGB (0, 0, 0));
2155 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2156 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2157 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2158 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2159 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2160 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2162 SelectObject (mask_dc
, mask_orig_obj
);
2167 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2168 SetBkColor (s
->hdc
, s
->gc
->background
);
2170 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2171 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2173 /* When the image has a mask, we can expect that at
2174 least part of a mouse highlight or a block cursor will
2175 be visible. If the image doesn't have a mask, make
2176 a block cursor visible by drawing a rectangle around
2177 the image. I believe it's looking better if we do
2178 nothing here for mouse-face. */
2179 if (s
->hl
== DRAW_CURSOR
)
2181 int r
= s
->img
->relief
;
2183 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
2184 s
->slice
.width
+ r
*2 - 1,
2185 s
->slice
.height
+ r
*2 - 1);
2189 w32_set_clip_rectangle (s
->hdc
, NULL
);
2190 SelectObject (s
->hdc
, orig_brush
);
2191 DeleteObject (fg_brush
);
2192 SelectObject (compat_hdc
, orig_obj
);
2193 DeleteDC (compat_hdc
);
2196 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
2197 s
->slice
.width
- 1, s
->slice
.height
- 1);
2199 RestoreDC (s
->hdc
,-1);
2204 /* Draw a relief around the image glyph string S. */
2207 x_draw_image_relief (s
)
2208 struct glyph_string
*s
;
2210 int x0
, y0
, x1
, y1
, thick
, raised_p
;
2213 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2215 /* If first glyph of S has a left box line, start drawing it to the
2216 right of that line. */
2217 if (s
->face
->box
!= FACE_NO_BOX
2218 && s
->first_glyph
->left_box_line_p
2220 x
+= abs (s
->face
->box_line_width
);
2222 /* If there is a margin around the image, adjust x- and y-position
2224 if (s
->slice
.x
== 0)
2225 x
+= s
->img
->hmargin
;
2226 if (s
->slice
.y
== 0)
2227 y
+= s
->img
->vmargin
;
2229 if (s
->hl
== DRAW_IMAGE_SUNKEN
2230 || s
->hl
== DRAW_IMAGE_RAISED
)
2232 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
: DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
2233 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
2237 thick
= abs (s
->img
->relief
);
2238 raised_p
= s
->img
->relief
> 0;
2243 x1
= x
+ s
->slice
.width
+ thick
- 1;
2244 y1
= y
+ s
->slice
.height
+ thick
- 1;
2246 x_setup_relief_colors (s
);
2247 get_glyph_string_clip_rect (s
, &r
);
2248 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
2250 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
2252 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
2257 /* Draw the foreground of image glyph string S to PIXMAP. */
2260 w32_draw_image_foreground_1 (s
, pixmap
)
2261 struct glyph_string
*s
;
2264 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2265 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2267 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2269 /* If first glyph of S has a left box line, start drawing it to the
2270 right of that line. */
2271 if (s
->face
->box
!= FACE_NO_BOX
2272 && s
->first_glyph
->left_box_line_p
2274 x
+= abs (s
->face
->box_line_width
);
2276 /* If there is a margin around the image, adjust x- and y-position
2278 if (s
->slice
.x
== 0)
2279 x
+= s
->img
->hmargin
;
2280 if (s
->slice
.y
== 0)
2281 y
+= s
->img
->vmargin
;
2285 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2286 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2287 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2288 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2292 HDC mask_dc
= CreateCompatibleDC (hdc
);
2293 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2295 SetTextColor (hdc
, RGB (0, 0, 0));
2296 SetBkColor (hdc
, RGB (255, 255, 255));
2297 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2298 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2299 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2300 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2301 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2302 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2304 SelectObject (mask_dc
, mask_orig_obj
);
2309 SetTextColor (hdc
, s
->gc
->foreground
);
2310 SetBkColor (hdc
, s
->gc
->background
);
2312 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2313 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2315 /* When the image has a mask, we can expect that at
2316 least part of a mouse highlight or a block cursor will
2317 be visible. If the image doesn't have a mask, make
2318 a block cursor visible by drawing a rectangle around
2319 the image. I believe it's looking better if we do
2320 nothing here for mouse-face. */
2321 if (s
->hl
== DRAW_CURSOR
)
2323 int r
= s
->img
->relief
;
2325 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2326 s
->slice
.width
+ r
*2 - 1,
2327 s
->slice
.height
+ r
*2 - 1);
2331 SelectObject (hdc
, orig_brush
);
2332 DeleteObject (fg_brush
);
2333 SelectObject (compat_hdc
, orig_obj
);
2334 DeleteDC (compat_hdc
);
2337 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2338 s
->slice
.width
- 1, s
->slice
.height
- 1);
2340 SelectObject (hdc
, orig_hdc_obj
);
2345 /* Draw part of the background of glyph string S. X, Y, W, and H
2346 give the rectangle to draw. */
2349 x_draw_glyph_string_bg_rect (s
, x
, y
, w
, h
)
2350 struct glyph_string
*s
;
2353 #if 0 /* TODO: stipple */
2356 /* Fill background with a stipple pattern. */
2357 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2358 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2359 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2363 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2367 /* Draw image glyph string S.
2370 s->x +-------------------------
2373 | +-------------------------
2376 | | +-------------------
2382 x_draw_image_glyph_string (s
)
2383 struct glyph_string
*s
;
2386 int box_line_hwidth
= abs (s
->face
->box_line_width
);
2387 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2391 height
= s
->height
- 2 * box_line_vwidth
;
2393 /* Fill background with face under the image. Do it only if row is
2394 taller than image or if image has a clip mask to reduce
2396 s
->stippled_p
= s
->face
->stipple
!= 0;
2397 if (height
> s
->slice
.height
2401 || s
->img
->pixmap
== 0
2402 || s
->width
!= s
->background_width
)
2405 if (s
->first_glyph
->left_box_line_p
2407 x
+= box_line_hwidth
;
2410 if (s
->slice
.y
== 0)
2411 y
+= box_line_vwidth
;
2413 #if 0 /* TODO: figure out if we need to do this on Windows. */
2416 /* Create a pixmap as large as the glyph string. Fill it
2417 with the background color. Copy the image to it, using
2418 its mask. Copy the temporary pixmap to the display. */
2419 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2420 int depth
= DefaultDepthOfScreen (screen
);
2422 /* Create a pixmap as large as the glyph string. */
2423 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2424 s
->background_width
,
2427 /* Don't clip in the following because we're working on the
2429 XSetClipMask (s
->display
, s
->gc
, None
);
2431 /* Fill the pixmap with the background color/stipple. */
2434 /* Fill background with a stipple pattern. */
2435 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2436 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2437 0, 0, s
->background_width
, s
->height
);
2438 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2443 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2445 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2446 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2447 0, 0, s
->background_width
, s
->height
);
2448 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2453 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2455 s
->background_filled_p
= 1;
2458 /* Draw the foreground. */
2461 w32_draw_image_foreground_1 (s
, pixmap
);
2462 x_set_glyph_string_clipping (s
);
2464 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2465 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2466 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2467 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2469 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2470 SetBkColor (s
->hdc
, s
->gc
->background
);
2471 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2472 compat_hdc
, 0, 0, SRCCOPY
);
2474 SelectObject (s
->hdc
, orig_brush
);
2475 DeleteObject (fg_brush
);
2476 SelectObject (compat_hdc
, orig_obj
);
2477 DeleteDC (compat_hdc
);
2479 DeleteObject (pixmap
);
2483 x_draw_image_foreground (s
);
2485 /* If we must draw a relief around the image, do it. */
2487 || s
->hl
== DRAW_IMAGE_RAISED
2488 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2489 x_draw_image_relief (s
);
2493 /* Draw stretch glyph string S. */
2496 x_draw_stretch_glyph_string (s
)
2497 struct glyph_string
*s
;
2499 xassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2500 s
->stippled_p
= s
->face
->stipple
!= 0;
2502 if (s
->hl
== DRAW_CURSOR
2503 && !x_stretch_cursor_p
)
2505 /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
2506 as wide as the stretch glyph. */
2507 int width
= min (FRAME_COLUMN_WIDTH (s
->f
), s
->background_width
);
2510 x_draw_glyph_string_bg_rect (s
, s
->x
, s
->y
, width
, s
->height
);
2512 /* Clear rest using the GC of the original non-cursor face. */
2513 if (width
< s
->background_width
)
2515 XGCValues
*gc
= s
->face
->gc
;
2516 int x
= s
->x
+ width
, y
= s
->y
;
2517 int w
= s
->background_width
- width
, h
= s
->height
;
2521 if (s
->row
->mouse_face_p
2522 && cursor_in_mouse_face_p (s
->w
))
2524 x_set_mouse_face_gc (s
);
2530 get_glyph_string_clip_rect (s
, &r
);
2531 w32_set_clip_rectangle (hdc
, &r
);
2533 #if 0 /* TODO: stipple */
2534 if (s
->face
->stipple
)
2536 /* Fill background with a stipple pattern. */
2537 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2538 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2539 XSetFillStyle (s
->display
, gc
, FillSolid
);
2544 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2548 else if (!s
->background_filled_p
)
2549 x_draw_glyph_string_bg_rect (s
, s
->x
, s
->y
, s
->background_width
,
2552 s
->background_filled_p
= 1;
2556 /* Draw glyph string S. */
2559 x_draw_glyph_string (s
)
2560 struct glyph_string
*s
;
2562 int relief_drawn_p
= 0;
2564 /* If S draws into the background of its successor, draw the
2565 background of the successor first so that S can draw into it.
2566 This makes S->next use XDrawString instead of XDrawImageString. */
2567 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps_p
)
2569 xassert (s
->next
->img
== NULL
);
2570 x_set_glyph_string_gc (s
->next
);
2571 x_set_glyph_string_clipping (s
->next
);
2572 x_draw_glyph_string_background (s
->next
, 1);
2575 /* Set up S->gc, set clipping and draw S. */
2576 x_set_glyph_string_gc (s
);
2578 /* Draw relief (if any) in advance for char/composition so that the
2579 glyph string can be drawn over it. */
2580 if (!s
->for_overlaps_p
2581 && s
->face
->box
!= FACE_NO_BOX
2582 && (s
->first_glyph
->type
== CHAR_GLYPH
2583 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2586 x_set_glyph_string_clipping (s
);
2587 x_draw_glyph_string_background (s
, 1);
2588 x_draw_glyph_string_box (s
);
2589 x_set_glyph_string_clipping (s
);
2593 x_set_glyph_string_clipping (s
);
2595 switch (s
->first_glyph
->type
)
2598 x_draw_image_glyph_string (s
);
2602 x_draw_stretch_glyph_string (s
);
2606 if (s
->for_overlaps_p
)
2607 s
->background_filled_p
= 1;
2609 x_draw_glyph_string_background (s
, 0);
2610 x_draw_glyph_string_foreground (s
);
2613 case COMPOSITE_GLYPH
:
2614 if (s
->for_overlaps_p
|| s
->gidx
> 0)
2615 s
->background_filled_p
= 1;
2617 x_draw_glyph_string_background (s
, 1);
2618 x_draw_composite_glyph_string_foreground (s
);
2625 if (!s
->for_overlaps_p
)
2627 /* Draw underline. */
2628 if (s
->face
->underline_p
2629 && (s
->font
->bdf
|| !s
->font
->tm
.tmUnderlined
))
2631 unsigned long h
= 1;
2632 unsigned long dy
= s
->height
- h
;
2634 /* TODO: Use font information for positioning and thickness
2635 of underline. See OUTLINETEXTMETRIC, and xterm.c. */
2636 if (s
->face
->underline_defaulted_p
)
2638 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2639 s
->y
+ dy
, s
->width
, 1);
2643 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2644 s
->y
+ dy
, s
->width
, 1);
2648 /* Draw overline. */
2649 if (s
->face
->overline_p
)
2651 unsigned long dy
= 0, h
= 1;
2653 if (s
->face
->overline_color_defaulted_p
)
2655 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2656 s
->y
+ dy
, s
->width
, h
);
2660 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2661 s
->y
+ dy
, s
->width
, h
);
2665 /* Draw strike-through. */
2666 if (s
->face
->strike_through_p
2667 && (s
->font
->bdf
|| !s
->font
->tm
.tmStruckOut
))
2669 unsigned long h
= 1;
2670 unsigned long dy
= (s
->height
- h
) / 2;
2672 if (s
->face
->strike_through_color_defaulted_p
)
2674 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2679 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2680 s
->y
+ dy
, s
->width
, h
);
2685 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2686 x_draw_glyph_string_box (s
);
2689 /* Reset clipping. */
2690 w32_set_clip_rectangle (s
->hdc
, NULL
);
2694 /* Shift display to make room for inserted glyphs. */
2697 w32_shift_glyphs_for_insert (f
, x
, y
, width
, height
, shift_by
)
2699 int x
, y
, width
, height
, shift_by
;
2703 hdc
= get_frame_dc (f
);
2704 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2705 hdc
, x
, y
, SRCCOPY
);
2707 release_frame_dc (f
, hdc
);
2711 /* Delete N glyphs at the nominal cursor position. Not implemented
2723 f
= SELECTED_FRAME ();
2725 if (! FRAME_W32_P (f
))
2732 /* Clear entire frame. If updating_frame is non-null, clear that
2733 frame. Otherwise clear the selected frame. */
2743 f
= SELECTED_FRAME ();
2745 if (! FRAME_W32_P (f
))
2748 /* Clearing the frame will erase any cursor, so mark them all as no
2750 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2751 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2752 output_cursor
.x
= -1;
2754 /* We don't set the output cursor here because there will always
2755 follow an explicit cursor_to. */
2758 w32_clear_window (f
);
2760 /* We have to clear the scroll bars, too. If we have changed
2761 colors or something like that, then they should be notified. */
2762 x_scroll_bar_clear (f
);
2768 /* Make audible bell. */
2771 w32_ring_bell (void)
2775 f
= SELECTED_FRAME ();
2779 if (FRAME_W32_P (f
) && visible_bell
)
2782 HWND hwnd
= FRAME_W32_WINDOW (SELECTED_FRAME ());
2784 for (i
= 0; i
< 5; i
++)
2786 FlashWindow (hwnd
, TRUE
);
2789 FlashWindow (hwnd
, FALSE
);
2792 w32_sys_ring_bell ();
2798 /* Specify how many text lines, from the top of the window,
2799 should be affected by insert-lines and delete-lines operations.
2800 This, and those operations, are used only within an update
2801 that is bounded by calls to x_update_begin and x_update_end. */
2804 w32_set_terminal_window (n
)
2807 /* This function intentionally left blank. */
2811 /***********************************************************************
2813 ***********************************************************************/
2815 /* Perform an insert-lines or delete-lines operation, inserting N
2816 lines or deleting -N lines at vertical position VPOS. */
2819 x_ins_del_lines (vpos
, n
)
2827 f
= SELECTED_FRAME ();
2829 if (! FRAME_W32_P (f
))
2836 /* Scroll part of the display as described by RUN. */
2839 x_scroll_run (w
, run
)
2843 struct frame
*f
= XFRAME (w
->frame
);
2844 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2845 HWND hwnd
= FRAME_W32_WINDOW (f
);
2848 /* Get frame-relative bounding box of the text display area of W,
2849 without mode lines. Include in this box the left and right
2851 window_box (w
, -1, &x
, &y
, &width
, &height
);
2853 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2854 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2855 bottom_y
= y
+ height
;
2859 /* Scrolling up. Make sure we don't copy part of the mode
2860 line at the bottom. */
2861 if (from_y
+ run
->height
> bottom_y
)
2862 height
= bottom_y
- from_y
;
2864 height
= run
->height
;
2865 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2869 /* Scolling down. Make sure we don't copy over the mode line.
2871 if (to_y
+ run
->height
> bottom_y
)
2872 height
= bottom_y
- to_y
;
2874 height
= run
->height
;
2875 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2880 /* Cursor off. Will be switched on again in x_update_window_end. */
2887 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2888 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2890 from
.left
= to
.left
= x
;
2891 from
.right
= to
.right
= x
+ width
;
2893 from
.bottom
= from_y
+ height
;
2895 to
.bottom
= bottom_y
;
2897 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2898 NULL
, SW_INVALIDATE
);
2900 /* Combine this with what we expect to be dirty. This covers the
2901 case where not all of the region we expect is actually dirty. */
2902 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2904 /* If the dirty region is not what we expected, redraw the entire frame. */
2905 if (!EqualRgn (combined
, expect_dirty
))
2906 SET_FRAME_GARBAGED (f
);
2914 /***********************************************************************
2916 ***********************************************************************/
2922 x_update_cursor (f
, 1);
2926 frame_unhighlight (f
)
2929 x_update_cursor (f
, 1);
2932 /* The focus has changed. Update the frames as necessary to reflect
2933 the new situation. Note that we can't change the selected frame
2934 here, because the Lisp code we are interrupting might become confused.
2935 Each event gets marked with the frame in which it occurred, so the
2936 Lisp code can tell when the switch took place by examining the events. */
2939 x_new_focus_frame (dpyinfo
, frame
)
2940 struct w32_display_info
*dpyinfo
;
2941 struct frame
*frame
;
2943 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2945 if (frame
!= dpyinfo
->w32_focus_frame
)
2947 /* Set this before calling other routines, so that they see
2948 the correct value of w32_focus_frame. */
2949 dpyinfo
->w32_focus_frame
= frame
;
2951 if (old_focus
&& old_focus
->auto_lower
)
2952 x_lower_frame (old_focus
);
2962 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2963 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2965 pending_autoraise_frame
= 0;
2968 x_frame_rehighlight (dpyinfo
);
2971 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2974 x_mouse_leave (dpyinfo
)
2975 struct w32_display_info
*dpyinfo
;
2977 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2980 /* The focus has changed, or we have redirected a frame's focus to
2981 another frame (this happens when a frame uses a surrogate
2982 mini-buffer frame). Shift the highlight as appropriate.
2984 The FRAME argument doesn't necessarily have anything to do with which
2985 frame is being highlighted or un-highlighted; we only use it to find
2986 the appropriate X display info. */
2989 w32_frame_rehighlight (frame
)
2990 struct frame
*frame
;
2992 if (! FRAME_W32_P (frame
))
2994 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2998 x_frame_rehighlight (dpyinfo
)
2999 struct w32_display_info
*dpyinfo
;
3001 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
3003 if (dpyinfo
->w32_focus_frame
)
3005 dpyinfo
->x_highlight_frame
3006 = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
3007 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
3008 : dpyinfo
->w32_focus_frame
);
3009 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
3011 FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
) = Qnil
;
3012 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
3016 dpyinfo
->x_highlight_frame
= 0;
3018 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
3021 frame_unhighlight (old_highlight
);
3022 if (dpyinfo
->x_highlight_frame
)
3023 frame_highlight (dpyinfo
->x_highlight_frame
);
3027 /* Keyboard processing - modifier keys, etc. */
3029 /* Convert a keysym to its name. */
3032 x_get_keysym_name (keysym
)
3035 /* Make static so we can always return it */
3036 static char value
[100];
3039 GetKeyNameText (keysym
, value
, 100);
3047 /* Mouse clicks and mouse movement. Rah. */
3049 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3050 the state in PUP. XBUTTON provides extra information for extended mouse
3051 button messages. Returns FALSE if unable to parse the message. */
3053 parse_button (message
, xbutton
, pbutton
, pup
)
3064 case WM_LBUTTONDOWN
:
3072 case WM_MBUTTONDOWN
:
3073 if (NILP (Vw32_swap_mouse_buttons
))
3080 if (NILP (Vw32_swap_mouse_buttons
))
3086 case WM_RBUTTONDOWN
:
3087 if (NILP (Vw32_swap_mouse_buttons
))
3094 if (NILP (Vw32_swap_mouse_buttons
))
3100 case WM_XBUTTONDOWN
:
3101 button
= xbutton
+ 2;
3105 button
= xbutton
+ 2;
3113 if (pbutton
) *pbutton
= button
;
3119 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3121 If the event is a button press, then note that we have grabbed
3125 construct_mouse_click (result
, msg
, f
)
3126 struct input_event
*result
;
3133 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3136 /* Make the event type NO_EVENT; we'll change that when we decide
3138 result
->kind
= MOUSE_CLICK_EVENT
;
3139 result
->code
= button
;
3140 result
->timestamp
= msg
->msg
.time
;
3141 result
->modifiers
= (msg
->dwModifiers
3146 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3147 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3148 XSETFRAME (result
->frame_or_window
, f
);
3154 construct_mouse_wheel (result
, msg
, f
)
3155 struct input_event
*result
;
3162 result
->kind
= WHEEL_EVENT
;
3164 result
->timestamp
= msg
->msg
.time
;
3166 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3167 forward, away from the user (up); a negative value indicates that
3168 the wheel was rotated backward, toward the user (down). */
3169 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3171 /* The up and down modifiers indicate if the wheel was rotated up or
3172 down based on WHEEL_DELTA value. */
3173 result
->modifiers
= (msg
->dwModifiers
3174 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3176 p
.x
= LOWORD (msg
->msg
.lParam
);
3177 p
.y
= HIWORD (msg
->msg
.lParam
);
3178 ScreenToClient (msg
->msg
.hwnd
, &p
);
3179 XSETINT (result
->x
, p
.x
);
3180 XSETINT (result
->y
, p
.y
);
3181 XSETFRAME (result
->frame_or_window
, f
);
3187 construct_drag_n_drop (result
, msg
, f
)
3188 struct input_event
*result
;
3200 result
->kind
= DRAG_N_DROP_EVENT
;
3202 result
->timestamp
= msg
->msg
.time
;
3203 result
->modifiers
= msg
->dwModifiers
;
3205 hdrop
= (HDROP
) msg
->msg
.wParam
;
3206 DragQueryPoint (hdrop
, &p
);
3209 p
.x
= LOWORD (msg
->msg
.lParam
);
3210 p
.y
= HIWORD (msg
->msg
.lParam
);
3211 ScreenToClient (msg
->msg
.hwnd
, &p
);
3214 XSETINT (result
->x
, p
.x
);
3215 XSETINT (result
->y
, p
.y
);
3217 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3220 for (i
= 0; i
< num_files
; i
++)
3222 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3225 name
= alloca (len
+ 1);
3226 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3227 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3232 XSETFRAME (frame
, f
);
3233 result
->frame_or_window
= Fcons (frame
, files
);
3239 /* Function to report a mouse movement to the mainstream Emacs code.
3240 The input handler calls this.
3242 We have received a mouse movement event, which is given in *event.
3243 If the mouse is over a different glyph than it was last time, tell
3244 the mainstream emacs code by setting mouse_moved. If not, ask for
3245 another motion event, so we can check again the next time it moves. */
3247 static MSG last_mouse_motion_event
;
3248 static Lisp_Object last_mouse_motion_frame
;
3250 static void remember_mouse_glyph
P_ ((struct frame
*, int, int));
3253 note_mouse_movement (frame
, msg
)
3257 int mouse_x
= LOWORD (msg
->lParam
);
3258 int mouse_y
= HIWORD (msg
->lParam
);
3260 last_mouse_movement_time
= msg
->time
;
3261 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3262 XSETFRAME (last_mouse_motion_frame
, frame
);
3264 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3266 frame
->mouse_moved
= 1;
3267 last_mouse_scroll_bar
= Qnil
;
3268 note_mouse_highlight (frame
, -1, -1);
3271 /* Has the mouse moved off the glyph it was on at the last sighting? */
3272 else if (mouse_x
< last_mouse_glyph
.left
3273 || mouse_x
> last_mouse_glyph
.right
3274 || mouse_y
< last_mouse_glyph
.top
3275 || mouse_y
> last_mouse_glyph
.bottom
)
3277 frame
->mouse_moved
= 1;
3278 last_mouse_scroll_bar
= Qnil
;
3279 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3280 /* Remember the mouse position here, as w32_mouse_position only
3281 gets called when mouse tracking is enabled but we also need
3282 to keep track of the mouse for help_echo and highlighting at
3284 remember_mouse_glyph (frame
, mouse_x
, mouse_y
);
3289 /************************************************************************
3291 ************************************************************************/
3293 static struct scroll_bar
*x_window_to_scroll_bar ();
3294 static void x_scroll_bar_report_motion ();
3295 static void x_check_fullscreen
P_ ((struct frame
*));
3296 static int glyph_rect
P_ ((struct frame
*f
, int, int, RECT
*));
3300 redo_mouse_highlight ()
3302 if (!NILP (last_mouse_motion_frame
)
3303 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3304 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3305 LOWORD (last_mouse_motion_event
.lParam
),
3306 HIWORD (last_mouse_motion_event
.lParam
));
3310 w32_define_cursor (window
, cursor
)
3314 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3317 /* Try to determine frame pixel position and size of the glyph under
3318 frame pixel coordinates X/Y on frame F . Return the position and
3319 size in *RECT. Value is non-zero if we could compute these
3323 glyph_rect (f
, x
, y
, rect
)
3330 window
= window_from_coordinates (f
, x
, y
, 0, &x
, &y
, 0);
3334 struct window
*w
= XWINDOW (window
);
3335 struct glyph_row
*r
= MATRIX_FIRST_TEXT_ROW (w
->current_matrix
);
3336 struct glyph_row
*end
= r
+ w
->current_matrix
->nrows
- 1;
3338 for (; r
< end
&& r
->enabled_p
; ++r
)
3339 if (r
->y
<= y
&& r
->y
+ r
->height
> y
)
3341 /* Found the row at y. */
3342 struct glyph
*g
= r
->glyphs
[TEXT_AREA
];
3343 struct glyph
*end
= g
+ r
->used
[TEXT_AREA
];
3346 rect
->top
= WINDOW_TO_FRAME_PIXEL_Y (w
, r
->y
);
3347 rect
->bottom
= rect
->top
+ r
->height
;
3351 /* x is to the left of the first glyph in the row. */
3352 /* Shouldn't this be a pixel value?
3353 WINDOW_LEFT_EDGE_X (w) seems to be the right value.
3355 rect
->left
= WINDOW_LEFT_EDGE_COL (w
);
3356 rect
->right
= WINDOW_TO_FRAME_PIXEL_X (w
, r
->x
);
3360 for (gx
= r
->x
; g
< end
; gx
+= g
->pixel_width
, ++g
)
3361 if (gx
<= x
&& gx
+ g
->pixel_width
> x
)
3363 /* x is on a glyph. */
3364 rect
->left
= WINDOW_TO_FRAME_PIXEL_X (w
, gx
);
3365 rect
->right
= rect
->left
+ g
->pixel_width
;
3369 /* x is to the right of the last glyph in the row. */
3370 rect
->left
= WINDOW_TO_FRAME_PIXEL_X (w
, gx
);
3371 /* Shouldn't this be a pixel value?
3372 WINDOW_RIGHT_EDGE_X (w) seems to be the right value.
3374 rect
->right
= WINDOW_RIGHT_EDGE_COL (w
);
3379 /* The y is not on any row. */
3383 /* Record the position of the mouse in last_mouse_glyph. */
3385 remember_mouse_glyph (f1
, gx
, gy
)
3389 if (!glyph_rect (f1
, gx
, gy
, &last_mouse_glyph
))
3391 int width
= FRAME_SMALLEST_CHAR_WIDTH (f1
);
3392 int height
= FRAME_SMALLEST_FONT_HEIGHT (f1
);
3394 /* Arrange for the division in FRAME_PIXEL_X_TO_COL etc. to
3395 round down even for negative values. */
3401 /* This was the original code from XTmouse_position, but it seems
3402 to give the position of the glyph diagonally next to the one
3403 the mouse is over. */
3404 gx
= (gx
+ width
- 1) / width
* width
;
3405 gy
= (gy
+ height
- 1) / height
* height
;
3407 gx
= gx
/ width
* width
;
3408 gy
= gy
/ height
* height
;
3411 last_mouse_glyph
.left
= gx
;
3412 last_mouse_glyph
.top
= gy
;
3413 last_mouse_glyph
.right
= gx
+ width
;
3414 last_mouse_glyph
.bottom
= gy
+ height
;
3418 /* Return the current position of the mouse.
3419 *fp should be a frame which indicates which display to ask about.
3421 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3422 and *part to the frame, window, and scroll bar part that the mouse
3423 is over. Set *x and *y to the portion and whole of the mouse's
3424 position on the scroll bar.
3426 If the mouse movement started elsewhere, set *fp to the frame the
3427 mouse is on, *bar_window to nil, and *x and *y to the character cell
3430 Set *time to the server time-stamp for the time at which the mouse
3431 was at this position.
3433 Don't store anything if we don't have a valid set of values to report.
3435 This clears the mouse_moved flag, so we can wait for the next mouse
3439 w32_mouse_position (fp
, insist
, bar_window
, part
, x
, y
, time
)
3442 Lisp_Object
*bar_window
;
3443 enum scroll_bar_part
*part
;
3445 unsigned long *time
;
3451 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3452 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3457 Lisp_Object frame
, tail
;
3459 /* Clear the mouse-moved flag for every frame on this display. */
3460 FOR_EACH_FRAME (tail
, frame
)
3461 XFRAME (frame
)->mouse_moved
= 0;
3463 last_mouse_scroll_bar
= Qnil
;
3467 /* Now we have a position on the root; find the innermost window
3468 containing the pointer. */
3470 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3471 && FRAME_LIVE_P (last_mouse_frame
))
3473 /* If mouse was grabbed on a frame, give coords for that frame
3474 even if the mouse is now outside it. */
3475 f1
= last_mouse_frame
;
3479 /* Is window under mouse one of our frames? */
3480 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3481 WindowFromPoint (pt
));
3484 /* If not, is it one of our scroll bars? */
3487 struct scroll_bar
*bar
3488 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3492 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3496 if (f1
== 0 && insist
> 0)
3497 f1
= SELECTED_FRAME ();
3501 /* Ok, we found a frame. Store all the values.
3502 last_mouse_glyph is a rectangle used to reduce the
3503 generation of mouse events. To not miss any motion
3504 events, we must divide the frame into rectangles of the
3505 size of the smallest character that could be displayed
3506 on it, i.e. into the same rectangles that matrices on
3507 the frame are divided into. */
3509 #if OLD_REDISPLAY_CODE
3510 int ignore1
, ignore2
;
3512 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3514 pixel_to_glyph_coords (f1
, pt
.x
, pt
.y
, &ignore1
, &ignore2
,
3516 FRAME_W32_DISPLAY_INFO (f1
)->grabbed
3519 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3520 remember_mouse_glyph (f1
, pt
.x
, pt
.y
);
3528 *time
= last_mouse_movement_time
;
3537 /***********************************************************************
3539 ***********************************************************************/
3541 /* Handle mouse button event on the tool-bar of frame F, at
3542 frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
3546 w32_handle_tool_bar_click (f
, button_event
)
3548 struct input_event
*button_event
;
3550 int x
= XFASTINT (button_event
->x
);
3551 int y
= XFASTINT (button_event
->y
);
3553 if (button_event
->modifiers
& down_modifier
)
3554 handle_tool_bar_click (f
, x
, y
, 1, 0);
3556 handle_tool_bar_click (f
, x
, y
, 0,
3557 button_event
->modifiers
& ~up_modifier
);
3562 /***********************************************************************
3564 ***********************************************************************/
3566 /* Scroll bar support. */
3568 /* Given a window ID, find the struct scroll_bar which manages it.
3569 This can be called in GC, so we have to make sure to strip off mark
3572 static struct scroll_bar
*
3573 x_window_to_scroll_bar (window_id
)
3578 for (tail
= Vframe_list
;
3579 XGCTYPE (tail
) == Lisp_Cons
;
3582 Lisp_Object frame
, bar
, condemned
;
3584 frame
= XCAR (tail
);
3585 /* All elements of Vframe_list should be frames. */
3586 if (! GC_FRAMEP (frame
))
3589 /* Scan this frame's scroll bar list for a scroll bar with the
3591 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3592 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3593 /* This trick allows us to search both the ordinary and
3594 condemned scroll bar lists with one loop. */
3595 ! GC_NILP (bar
) || (bar
= condemned
,
3598 bar
= XSCROLL_BAR (bar
)->next
)
3599 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3600 return XSCROLL_BAR (bar
);
3608 /* Set the thumb size and position of scroll bar BAR. We are currently
3609 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3612 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
)
3613 struct scroll_bar
*bar
;
3614 int portion
, position
, whole
;
3616 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3617 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3618 int sb_page
, sb_pos
;
3619 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3623 /* Position scroll bar at rock bottom if the bottom of the
3624 buffer is visible. This avoids shinking the thumb away
3625 to nothing if it is held at the bottom of the buffer. */
3626 if (position
+ portion
>= whole
)
3628 sb_page
= range
* (whole
- position
) / whole
3629 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3633 sb_page
= portion
* range
/ whole
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3634 sb_pos
= position
* range
/ whole
;
3644 if (pfnSetScrollInfo
)
3648 si
.cbSize
= sizeof (si
);
3649 /* Only update page size if currently dragging, to reduce
3652 si
.fMask
= SIF_PAGE
;
3654 si
.fMask
= SIF_PAGE
| SIF_POS
;
3658 pfnSetScrollInfo (w
, SB_CTL
, &si
, !draggingp
);
3661 SetScrollPos (w
, SB_CTL
, sb_pos
, !draggingp
);
3667 /************************************************************************
3668 Scroll bars, general
3669 ************************************************************************/
3672 my_create_scrollbar (f
, bar
)
3674 struct scroll_bar
* bar
;
3676 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3677 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3681 /*#define ATTACH_THREADS*/
3684 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3686 #ifndef ATTACH_THREADS
3687 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3688 (WPARAM
) hwnd
, (LPARAM
) how
);
3690 return ShowWindow (hwnd
, how
);
3695 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3696 int x
, int y
, int cx
, int cy
, UINT flags
)
3698 #ifndef ATTACH_THREADS
3700 pos
.hwndInsertAfter
= hwndAfter
;
3706 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3708 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3713 my_set_focus (f
, hwnd
)
3717 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3722 my_set_foreground_window (hwnd
)
3725 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3729 my_destroy_window (f
, hwnd
)
3733 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3737 /* Create a scroll bar and return the scroll bar vector for it. W is
3738 the Emacs window on which to create the scroll bar. TOP, LEFT,
3739 WIDTH and HEIGHT are.the pixel coordinates and dimensions of the
3742 static struct scroll_bar
*
3743 x_scroll_bar_create (w
, top
, left
, width
, height
)
3745 int top
, left
, width
, height
;
3747 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3749 struct scroll_bar
*bar
3750 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3754 XSETWINDOW (bar
->window
, w
);
3755 XSETINT (bar
->top
, top
);
3756 XSETINT (bar
->left
, left
);
3757 XSETINT (bar
->width
, width
);
3758 XSETINT (bar
->height
, height
);
3759 XSETINT (bar
->start
, 0);
3760 XSETINT (bar
->end
, 0);
3761 bar
->dragging
= Qnil
;
3763 /* Requires geometry to be set before call to create the real window */
3765 hwnd
= my_create_scrollbar (f
, bar
);
3767 if (pfnSetScrollInfo
)
3771 si
.cbSize
= sizeof (si
);
3774 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3775 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3779 pfnSetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3783 SetScrollRange (hwnd
, SB_CTL
, 0,
3784 VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
), FALSE
);
3785 SetScrollPos (hwnd
, SB_CTL
, 0, FALSE
);
3788 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3790 /* Add bar to its frame's list of scroll bars. */
3791 bar
->next
= FRAME_SCROLL_BARS (f
);
3793 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
3794 if (! NILP (bar
->next
))
3795 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3803 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3807 x_scroll_bar_remove (bar
)
3808 struct scroll_bar
*bar
;
3810 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3814 /* Destroy the window. */
3815 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3817 /* Disassociate this scroll bar from its window. */
3818 XWINDOW (bar
->window
)->vertical_scroll_bar
= Qnil
;
3823 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3824 that we are displaying PORTION characters out of a total of WHOLE
3825 characters, starting at POSITION. If WINDOW has no scroll bar,
3828 w32_set_vertical_scroll_bar (w
, portion
, whole
, position
)
3830 int portion
, whole
, position
;
3832 struct frame
*f
= XFRAME (w
->frame
);
3833 struct scroll_bar
*bar
;
3834 int top
, height
, left
, sb_left
, width
, sb_width
;
3835 int window_y
, window_height
;
3837 /* Get window dimensions. */
3838 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3840 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3841 height
= window_height
;
3843 /* Compute the left edge of the scroll bar area. */
3844 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3846 /* Compute the width of the scroll bar which might be less than
3847 the width of the area reserved for the scroll bar. */
3848 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3849 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3853 /* Compute the left edge of the scroll bar. */
3854 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3855 sb_left
= left
+ width
- sb_width
- (width
- sb_width
) / 2;
3857 sb_left
= left
+ (width
- sb_width
) / 2;
3859 /* Does the scroll bar exist yet? */
3860 if (NILP (w
->vertical_scroll_bar
))
3864 if (width
> 0 && height
> 0)
3866 hdc
= get_frame_dc (f
);
3867 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3868 release_frame_dc (f
, hdc
);
3872 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3876 /* It may just need to be moved and resized. */
3879 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3880 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3882 /* If already correctly positioned, do nothing. */
3883 if ( XINT (bar
->left
) == sb_left
3884 && XINT (bar
->top
) == top
3885 && XINT (bar
->width
) == sb_width
3886 && XINT (bar
->height
) == height
)
3888 /* Redraw after clear_frame. */
3889 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3890 InvalidateRect (hwnd
, NULL
, FALSE
);
3896 if (width
&& height
)
3898 hdc
= get_frame_dc (f
);
3899 /* Since Windows scroll bars are smaller than the space reserved
3900 for them on the frame, we have to clear "under" them. */
3901 w32_clear_area (f
, hdc
,
3906 release_frame_dc (f
, hdc
);
3908 /* Make sure scroll bar is "visible" before moving, to ensure the
3909 area of the parent window now exposed will be refreshed. */
3910 my_show_window (f
, hwnd
, SW_HIDE
);
3911 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3912 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3913 max (height
, 1), TRUE
);
3914 if (pfnSetScrollInfo
)
3918 si
.cbSize
= sizeof (si
);
3919 si
.fMask
= SIF_RANGE
;
3921 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3922 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3924 pfnSetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3927 SetScrollRange (hwnd
, SB_CTL
, 0,
3928 VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
), FALSE
);
3929 my_show_window (f
, hwnd
, SW_NORMAL
);
3930 /* InvalidateRect (w, NULL, FALSE); */
3932 /* Remember new settings. */
3933 XSETINT (bar
->left
, sb_left
);
3934 XSETINT (bar
->top
, top
);
3935 XSETINT (bar
->width
, sb_width
);
3936 XSETINT (bar
->height
, height
);
3941 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3943 XSETVECTOR (w
->vertical_scroll_bar
, bar
);
3947 /* The following three hooks are used when we're doing a thorough
3948 redisplay of the frame. We don't explicitly know which scroll bars
3949 are going to be deleted, because keeping track of when windows go
3950 away is a real pain - "Can you say set-window-configuration, boys
3951 and girls?" Instead, we just assert at the beginning of redisplay
3952 that *all* scroll bars are to be removed, and then save a scroll bar
3953 from the fiery pit when we actually redisplay its window. */
3955 /* Arrange for all scroll bars on FRAME to be removed at the next call
3956 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3957 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3960 w32_condemn_scroll_bars (frame
)
3963 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3964 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3967 bar
= FRAME_SCROLL_BARS (frame
);
3968 FRAME_SCROLL_BARS (frame
) = XSCROLL_BAR (bar
)->next
;
3969 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3970 XSCROLL_BAR (bar
)->prev
= Qnil
;
3971 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3972 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3973 FRAME_CONDEMNED_SCROLL_BARS (frame
) = bar
;
3978 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3979 Note that WINDOW isn't necessarily condemned at all. */
3982 w32_redeem_scroll_bar (window
)
3983 struct window
*window
;
3985 struct scroll_bar
*bar
;
3988 /* We can't redeem this window's scroll bar if it doesn't have one. */
3989 if (NILP (window
->vertical_scroll_bar
))
3992 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3994 /* Unlink it from the condemned list. */
3995 f
= XFRAME (WINDOW_FRAME (window
));
3996 if (NILP (bar
->prev
))
3998 /* If the prev pointer is nil, it must be the first in one of
4000 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
4001 /* It's not condemned. Everything's fine. */
4003 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
4004 window
->vertical_scroll_bar
))
4005 FRAME_CONDEMNED_SCROLL_BARS (f
) = bar
->next
;
4007 /* If its prev pointer is nil, it must be at the front of
4008 one or the other! */
4012 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4014 if (! NILP (bar
->next
))
4015 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4017 bar
->next
= FRAME_SCROLL_BARS (f
);
4019 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
4020 if (! NILP (bar
->next
))
4021 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4024 /* Remove all scroll bars on FRAME that haven't been saved since the
4025 last call to `*condemn_scroll_bars_hook'. */
4028 w32_judge_scroll_bars (f
)
4031 Lisp_Object bar
, next
;
4033 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4035 /* Clear out the condemned list now so we won't try to process any
4036 more events on the hapless scroll bars. */
4037 FRAME_CONDEMNED_SCROLL_BARS (f
) = Qnil
;
4039 for (; ! NILP (bar
); bar
= next
)
4041 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4043 x_scroll_bar_remove (b
);
4046 b
->next
= b
->prev
= Qnil
;
4049 /* Now there should be no references to the condemned scroll bars,
4050 and they should get garbage-collected. */
4053 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4054 is set to something other than NO_EVENT, it is enqueued.
4056 This may be called from a signal handler, so we have to ignore GC
4060 w32_scroll_bar_handle_click (bar
, msg
, emacs_event
)
4061 struct scroll_bar
*bar
;
4063 struct input_event
*emacs_event
;
4065 if (! GC_WINDOWP (bar
->window
))
4068 emacs_event
->kind
= W32_SCROLL_BAR_CLICK_EVENT
;
4069 emacs_event
->code
= 0;
4070 /* not really meaningful to distinguish up/down */
4071 emacs_event
->modifiers
= msg
->dwModifiers
;
4072 emacs_event
->frame_or_window
= bar
->window
;
4073 emacs_event
->arg
= Qnil
;
4074 emacs_event
->timestamp
= msg
->msg
.time
;
4077 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4079 int dragging
= !NILP (bar
->dragging
);
4081 if (pfnGetScrollInfo
)
4085 si
.cbSize
= sizeof (si
);
4088 pfnGetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4092 y
= GetScrollPos ((HWND
) msg
->msg
.lParam
, SB_CTL
);
4094 bar
->dragging
= Qnil
;
4097 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4099 switch (LOWORD (msg
->msg
.wParam
))
4102 emacs_event
->part
= scroll_bar_down_arrow
;
4105 emacs_event
->part
= scroll_bar_up_arrow
;
4108 emacs_event
->part
= scroll_bar_above_handle
;
4111 emacs_event
->part
= scroll_bar_below_handle
;
4114 emacs_event
->part
= scroll_bar_handle
;
4118 emacs_event
->part
= scroll_bar_handle
;
4122 case SB_THUMBPOSITION
:
4123 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4124 y
= HIWORD (msg
->msg
.wParam
);
4126 emacs_event
->part
= scroll_bar_handle
;
4128 /* "Silently" update current position. */
4129 if (pfnSetScrollInfo
)
4133 si
.cbSize
= sizeof (si
);
4136 /* Remember apparent position (we actually lag behind the real
4137 position, so don't set that directly. */
4138 last_scroll_bar_drag_pos
= y
;
4140 pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4143 SetScrollPos (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, y
, FALSE
);
4146 /* If this is the end of a drag sequence, then reset the scroll
4147 handle size to normal and do a final redraw. Otherwise do
4151 if (pfnSetScrollInfo
)
4154 int start
= XINT (bar
->start
);
4155 int end
= XINT (bar
->end
);
4157 si
.cbSize
= sizeof (si
);
4158 si
.fMask
= SIF_PAGE
| SIF_POS
;
4159 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4160 si
.nPos
= last_scroll_bar_drag_pos
;
4161 pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4164 SetScrollPos (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, y
, TRUE
);
4168 emacs_event
->kind
= NO_EVENT
;
4172 XSETINT (emacs_event
->x
, y
);
4173 XSETINT (emacs_event
->y
, top_range
);
4179 /* Return information to the user about the current position of the mouse
4180 on the scroll bar. */
4183 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
)
4185 Lisp_Object
*bar_window
;
4186 enum scroll_bar_part
*part
;
4188 unsigned long *time
;
4190 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4191 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4192 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4194 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4199 *bar_window
= bar
->window
;
4201 if (pfnGetScrollInfo
)
4205 si
.cbSize
= sizeof (si
);
4206 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4208 pfnGetScrollInfo (w
, SB_CTL
, &si
);
4210 top_range
= si
.nMax
- si
.nPage
+ 1;
4213 pos
= GetScrollPos (w
, SB_CTL
);
4215 switch (LOWORD (last_mouse_scroll_bar_pos
))
4217 case SB_THUMBPOSITION
:
4219 *part
= scroll_bar_handle
;
4220 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4221 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4224 *part
= scroll_bar_handle
;
4228 *part
= scroll_bar_handle
;
4233 XSETINT (*y
, top_range
);
4236 last_mouse_scroll_bar
= Qnil
;
4238 *time
= last_mouse_movement_time
;
4244 /* The screen has been cleared so we may have changed foreground or
4245 background colors, and the scroll bars may need to be redrawn.
4246 Clear out the scroll bars, and ask for expose events, so we can
4250 x_scroll_bar_clear (f
)
4255 /* We can have scroll bars even if this is 0,
4256 if we just turned off scroll bar mode.
4257 But in that case we should not clear them. */
4258 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4259 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4260 bar
= XSCROLL_BAR (bar
)->next
)
4262 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4263 HDC hdc
= GetDC (window
);
4266 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4267 arranges to refresh the scroll bar if hidden. */
4268 my_show_window (f
, window
, SW_HIDE
);
4270 GetClientRect (window
, &rect
);
4271 select_palette (f
, hdc
);
4272 w32_clear_rect (f
, hdc
, &rect
);
4273 deselect_palette (f
, hdc
);
4275 ReleaseDC (window
, hdc
);
4280 /* The main W32 event-reading loop - w32_read_socket. */
4282 /* Record the last 100 characters stored
4283 to help debug the loss-of-chars-during-GC problem. */
4285 static int temp_index
;
4286 static short temp_buffer
[100];
4289 /* Read events coming from the W32 shell.
4290 This routine is called by the SIGIO handler.
4291 We return as soon as there are no more events to be read.
4293 We return the number of characters stored into the buffer,
4294 thus pretending to be `read'.
4296 EXPECTED is nonzero if the caller knows input is available.
4298 Some of these messages are reposted back to the message queue since the
4299 system calls the windows proc directly in a context where we cannot return
4300 the data nor can we guarantee the state we are in. So if we dispatch them
4301 we will get into an infinite loop. To prevent this from ever happening we
4302 will set a variable to indicate we are in the read_socket call and indicate
4303 which message we are processing since the windows proc gets called
4304 recursively with different messages by the system.
4308 w32_read_socket (sd
, expected
, hold_quit
)
4311 struct input_event
*hold_quit
;
4314 int check_visibility
= 0;
4317 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4319 if (interrupt_input_blocked
)
4321 interrupt_input_pending
= 1;
4325 interrupt_input_pending
= 0;
4328 /* So people can tell when we have read the available input. */
4329 input_signal_count
++;
4331 /* TODO: ghostscript integration. */
4332 while (get_next_msg (&msg
, FALSE
))
4334 struct input_event inev
;
4338 inev
.kind
= NO_EVENT
;
4341 switch (msg
.msg
.message
)
4344 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4348 if (msg
.rect
.right
== msg
.rect
.left
||
4349 msg
.rect
.bottom
== msg
.rect
.top
)
4351 /* We may get paint messages even though the client
4352 area is clipped - these are not expose events. */
4353 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4356 else if (f
->async_visible
!= 1)
4358 /* Definitely not obscured, so mark as visible. */
4359 f
->async_visible
= 1;
4360 f
->async_iconified
= 0;
4361 SET_FRAME_GARBAGED (f
);
4362 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4365 /* WM_PAINT serves as MapNotify as well, so report
4366 visibility changes properly. */
4369 inev
.kind
= DEICONIFY_EVENT
;
4370 XSETFRAME (inev
.frame_or_window
, f
);
4372 else if (! NILP (Vframe_list
)
4373 && ! NILP (XCDR (Vframe_list
)))
4374 /* Force a redisplay sooner or later to update the
4375 frame titles in case this is the second frame. */
4376 record_asynch_buffer_change ();
4380 HDC hdc
= get_frame_dc (f
);
4382 /* Erase background again for safety. */
4383 w32_clear_rect (f
, hdc
, &msg
.rect
);
4384 release_frame_dc (f
, hdc
);
4388 msg
.rect
.right
- msg
.rect
.left
,
4389 msg
.rect
.bottom
- msg
.rect
.top
);
4394 case WM_INPUTLANGCHANGE
:
4395 /* Generate a language change event. */
4396 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4400 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4401 XSETFRAME (inev
.frame_or_window
, f
);
4402 inev
.code
= msg
.msg
.wParam
;
4403 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4409 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4411 if (f
&& !f
->iconified
)
4413 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
))
4415 clear_mouse_face (dpyinfo
);
4416 dpyinfo
->mouse_face_hidden
= 1;
4419 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4421 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4422 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4423 inev
.code
= msg
.msg
.wParam
;
4424 inev
.modifiers
= msg
.dwModifiers
;
4425 XSETFRAME (inev
.frame_or_window
, f
);
4426 inev
.timestamp
= msg
.msg
.time
;
4432 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4434 if (f
&& !f
->iconified
)
4436 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
))
4438 clear_mouse_face (dpyinfo
);
4439 dpyinfo
->mouse_face_hidden
= 1;
4442 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4444 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4445 inev
.kind
= ASCII_KEYSTROKE_EVENT
;
4446 inev
.code
= msg
.msg
.wParam
;
4447 inev
.modifiers
= msg
.dwModifiers
;
4448 XSETFRAME (inev
.frame_or_window
, f
);
4449 inev
.timestamp
= msg
.msg
.time
;
4454 /* Ignore non-movement. */
4456 int x
= LOWORD (msg
.msg
.lParam
);
4457 int y
= HIWORD (msg
.msg
.lParam
);
4458 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4460 last_mousemove_x
= x
;
4461 last_mousemove_y
= y
;
4464 previous_help_echo_string
= help_echo_string
;
4466 if (dpyinfo
->grabbed
&& last_mouse_frame
4467 && FRAME_LIVE_P (last_mouse_frame
))
4468 f
= last_mouse_frame
;
4470 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4472 if (dpyinfo
->mouse_face_hidden
)
4474 dpyinfo
->mouse_face_hidden
= 0;
4475 clear_mouse_face (dpyinfo
);
4480 /* Generate SELECT_WINDOW_EVENTs when needed. */
4481 if (mouse_autoselect_window
)
4484 int x
= LOWORD (msg
.msg
.lParam
);
4485 int y
= HIWORD (msg
.msg
.lParam
);
4487 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 0);
4489 /* Window will be selected only when it is not
4490 selected now and last mouse movement event was
4491 not in it. Minibuffer window will be selected
4492 iff it is active. */
4494 && !EQ (window
, last_window
)
4495 && !EQ (window
, selected_window
))
4497 inev
.kind
= SELECT_WINDOW_EVENT
;
4498 inev
.frame_or_window
= window
;
4503 note_mouse_movement (f
, &msg
.msg
);
4507 /* If we move outside the frame, then we're
4508 certainly no longer on any text in the frame. */
4509 clear_mouse_face (dpyinfo
);
4512 /* If the contents of the global variable help_echo_string
4513 has changed, generate a HELP_EVENT. */
4514 #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE.
4515 But it was originally changed to this to fix a bug, so I have
4516 not removed it completely in case the bug is still there. */
4517 if (help_echo_string
!= previous_help_echo_string
||
4518 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4519 #else /* This is what xterm.c does. */
4520 if (!NILP (help_echo_string
)
4521 || !NILP (previous_help_echo_string
))
4526 case WM_LBUTTONDOWN
:
4528 case WM_MBUTTONDOWN
:
4530 case WM_RBUTTONDOWN
:
4532 case WM_XBUTTONDOWN
:
4535 /* If we decide we want to generate an event to be seen
4536 by the rest of Emacs, we put it here. */
4541 if (dpyinfo
->grabbed
&& last_mouse_frame
4542 && FRAME_LIVE_P (last_mouse_frame
))
4543 f
= last_mouse_frame
;
4545 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4549 construct_mouse_click (&inev
, &msg
, f
);
4551 /* Is this in the tool-bar? */
4552 if (WINDOWP (f
->tool_bar_window
)
4553 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4556 int x
= XFASTINT (inev
.x
);
4557 int y
= XFASTINT (inev
.y
);
4559 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 1);
4561 if (EQ (window
, f
->tool_bar_window
))
4563 w32_handle_tool_bar_click (f
, &inev
);
4569 || (dpyinfo
->w32_focus_frame
4570 && f
!= dpyinfo
->w32_focus_frame
))
4571 inev
.kind
= NO_EVENT
;
4574 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4579 dpyinfo
->grabbed
&= ~ (1 << button
);
4583 dpyinfo
->grabbed
|= (1 << button
);
4584 last_mouse_frame
= f
;
4585 /* Ignore any mouse motion that happened
4586 before this event; any subsequent mouse-movement
4587 Emacs events should reflect only motion after
4593 last_tool_bar_item
= -1;
4600 if (dpyinfo
->grabbed
&& last_mouse_frame
4601 && FRAME_LIVE_P (last_mouse_frame
))
4602 f
= last_mouse_frame
;
4604 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4609 if (!dpyinfo
->w32_focus_frame
4610 || f
== dpyinfo
->w32_focus_frame
)
4612 /* Emit an Emacs wheel-up/down event. */
4613 construct_mouse_wheel (&inev
, &msg
, f
);
4615 /* Ignore any mouse motion that happened before this
4616 event; any subsequent mouse-movement Emacs events
4617 should reflect only motion after the
4621 last_mouse_frame
= f
;
4622 last_tool_bar_item
= -1;
4627 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4630 construct_drag_n_drop (&inev
, &msg
, f
);
4635 struct scroll_bar
*bar
=
4636 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4639 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4643 case WM_WINDOWPOSCHANGED
:
4644 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4647 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4648 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4650 check_visibility
= 1;
4654 case WM_ACTIVATEAPP
:
4655 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4657 x_check_fullscreen (f
);
4658 check_visibility
= 1;
4662 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4664 if (f
&& !f
->async_iconified
)
4668 x_real_positions (f
, &x
, &y
);
4673 check_visibility
= 1;
4677 /* wParam non-zero means Window is about to be shown, 0 means
4678 about to be hidden. */
4679 /* Redo the mouse-highlight after the tooltip has gone. */
4680 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4683 redo_mouse_highlight ();
4686 /* If window has been obscured or exposed by another window
4687 being maximised or minimised/restored, then recheck
4688 visibility of all frames. Direct changes to our own
4689 windows get handled by WM_SIZE. */
4691 if (msg
.msg
.lParam
!= 0)
4692 check_visibility
= 1;
4695 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4696 f
->async_visible
= msg
.msg
.wParam
;
4700 check_visibility
= 1;
4704 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4706 /* Inform lisp of whether frame has been iconified etc. */
4709 switch (msg
.msg
.wParam
)
4711 case SIZE_MINIMIZED
:
4712 f
->async_visible
= 0;
4713 f
->async_iconified
= 1;
4715 inev
.kind
= ICONIFY_EVENT
;
4716 XSETFRAME (inev
.frame_or_window
, f
);
4719 case SIZE_MAXIMIZED
:
4721 f
->async_visible
= 1;
4722 f
->async_iconified
= 0;
4724 /* wait_reading_process_input will notice this and update
4725 the frame's display structures. */
4726 SET_FRAME_GARBAGED (f
);
4732 /* Reset top and left positions of the Window
4733 here since Windows sends a WM_MOVE message
4734 BEFORE telling us the Window is minimized
4735 when the Window is iconified, with 3000,3000
4737 x_real_positions (f
, &x
, &y
);
4741 inev
.kind
= DEICONIFY_EVENT
;
4742 XSETFRAME (inev
.frame_or_window
, f
);
4744 else if (! NILP (Vframe_list
)
4745 && ! NILP (XCDR (Vframe_list
)))
4746 /* Force a redisplay sooner or later
4747 to update the frame titles
4748 in case this is the second frame. */
4749 record_asynch_buffer_change ();
4754 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4762 GetClientRect (msg
.msg
.hwnd
, &rect
);
4764 height
= rect
.bottom
- rect
.top
;
4765 width
= rect
.right
- rect
.left
;
4767 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4768 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4770 /* TODO: Clip size to the screen dimensions. */
4772 /* Even if the number of character rows and columns has
4773 not changed, the font size may have changed, so we need
4774 to check the pixel dimensions as well. */
4776 if (columns
!= FRAME_COLS (f
)
4777 || rows
!= FRAME_LINES (f
)
4778 || width
!= FRAME_PIXEL_WIDTH (f
)
4779 || height
!= FRAME_PIXEL_HEIGHT (f
))
4781 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4782 SET_FRAME_GARBAGED (f
);
4783 cancel_mouse_face (f
);
4784 FRAME_PIXEL_WIDTH (f
) = width
;
4785 FRAME_PIXEL_HEIGHT (f
) = height
;
4786 f
->win_gravity
= NorthWestGravity
;
4790 check_visibility
= 1;
4794 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4797 if (f
== dpyinfo
->mouse_face_mouse_frame
)
4799 /* If we move outside the frame, then we're
4800 certainly no longer on any text in the frame. */
4801 clear_mouse_face (dpyinfo
);
4802 dpyinfo
->mouse_face_mouse_frame
= 0;
4805 /* Generate a nil HELP_EVENT to cancel a help-echo.
4806 Do it only if there's something to cancel.
4807 Otherwise, the startup message is cleared when
4808 the mouse leaves the frame. */
4809 if (any_help_event_p
)
4815 /* TODO: Port this change:
4816 2002-06-28 Jan D. <jan.h.d@swipnet.se>
4817 * xterm.h (struct x_output): Add focus_state.
4818 * xterm.c (x_focus_changed): New function.
4819 (x_detect_focus_change): New function.
4820 (XTread_socket): Call x_detect_focus_change for FocusIn/FocusOut
4821 EnterNotify and LeaveNotify to track X focus changes.
4823 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4825 dpyinfo
->w32_focus_event_frame
= f
;
4828 x_new_focus_frame (dpyinfo
, f
);
4831 dpyinfo
->grabbed
= 0;
4832 check_visibility
= 1;
4836 /* TODO: some of this belongs in MOUSE_LEAVE */
4837 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4841 if (f
== dpyinfo
->w32_focus_event_frame
)
4842 dpyinfo
->w32_focus_event_frame
= 0;
4844 if (f
== dpyinfo
->w32_focus_frame
)
4845 x_new_focus_frame (dpyinfo
, 0);
4847 if (f
== dpyinfo
->mouse_face_mouse_frame
)
4849 /* If we move outside the frame, then we're
4850 certainly no longer on any text in the frame. */
4851 clear_mouse_face (dpyinfo
);
4852 dpyinfo
->mouse_face_mouse_frame
= 0;
4855 /* Generate a nil HELP_EVENT to cancel a help-echo.
4856 Do it only if there's something to cancel.
4857 Otherwise, the startup message is cleared when
4858 the mouse leaves the frame. */
4859 if (any_help_event_p
)
4863 dpyinfo
->grabbed
= 0;
4864 check_visibility
= 1;
4868 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4872 inev
.kind
= DELETE_WINDOW_EVENT
;
4873 XSETFRAME (inev
.frame_or_window
, f
);
4878 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4882 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4883 XSETFRAME (inev
.frame_or_window
, f
);
4888 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4892 extern void menubar_selection_callback
4893 (FRAME_PTR f
, void * client_data
);
4894 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4897 check_visibility
= 1;
4900 case WM_DISPLAYCHANGE
:
4901 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4905 dpyinfo
->width
= (short) LOWORD (msg
.msg
.lParam
);
4906 dpyinfo
->height
= (short) HIWORD (msg
.msg
.lParam
);
4907 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4908 DebPrint (("display change: %d %d\n", dpyinfo
->width
,
4912 check_visibility
= 1;
4916 /* Check for messages registered at runtime. */
4917 if (msg
.msg
.message
== msh_mousewheel
)
4919 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4920 msg
.msg
.message
= WM_MOUSEWHEEL
;
4926 if (inev
.kind
!= NO_EVENT
)
4928 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4933 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4938 XSETFRAME (frame
, f
);
4944 if (NILP (help_echo_string
))
4946 help_echo_object
= help_echo_window
= Qnil
;
4950 any_help_event_p
= 1;
4951 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4952 help_echo_object
, help_echo_pos
);
4956 help_echo_string
= Qnil
;
4957 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4963 /* If the focus was just given to an autoraising frame,
4965 /* ??? This ought to be able to handle more than one such frame. */
4966 if (pending_autoraise_frame
)
4968 x_raise_frame (pending_autoraise_frame
);
4969 pending_autoraise_frame
= 0;
4972 /* Check which frames are still visisble, if we have enqueued any user
4973 events or been notified of events that may affect visibility. We
4974 do this here because there doesn't seem to be any direct
4975 notification from Windows that the visibility of a window has
4976 changed (at least, not in all cases). */
4977 if (count
> 0 || check_visibility
)
4979 Lisp_Object tail
, frame
;
4981 FOR_EACH_FRAME (tail
, frame
)
4983 FRAME_PTR f
= XFRAME (frame
);
4984 /* The tooltip has been drawn already. Avoid the
4985 SET_FRAME_GARBAGED below. */
4986 if (EQ (frame
, tip_frame
))
4989 /* Check "visible" frames and mark each as obscured or not.
4990 Note that async_visible is nonzero for unobscured and
4991 obscured frames, but zero for hidden and iconified frames. */
4992 if (FRAME_W32_P (f
) && f
->async_visible
)
4998 /* Query clipping rectangle for the entire window area
4999 (GetWindowDC), not just the client portion (GetDC).
5000 Otherwise, the scrollbars and menubar aren't counted as
5001 part of the visible area of the frame, and we may think
5002 the frame is obscured when really a scrollbar is still
5003 visible and gets WM_PAINT messages above. */
5004 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5005 GetClipBox (hdc
, &clipbox
);
5006 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5009 if (clipbox
.right
== clipbox
.left
5010 || clipbox
.bottom
== clipbox
.top
)
5012 /* Frame has become completely obscured so mark as
5013 such (we do this by setting async_visible to 2 so
5014 that FRAME_VISIBLE_P is still true, but redisplay
5016 f
->async_visible
= 2;
5018 if (!FRAME_OBSCURED_P (f
))
5020 DebPrint (("frame %p (%s) obscured\n", f
,
5026 /* Frame is not obscured, so mark it as such. */
5027 f
->async_visible
= 1;
5029 if (FRAME_OBSCURED_P (f
))
5031 SET_FRAME_GARBAGED (f
);
5032 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
5035 /* Force a redisplay sooner or later. */
5036 record_asynch_buffer_change ();
5050 /***********************************************************************
5052 ***********************************************************************/
5054 /* Set clipping for output in glyph row ROW. W is the window in which
5055 we operate. GC is the graphics context to set clipping in.
5057 ROW may be a text row or, e.g., a mode line. Text rows must be
5058 clipped to the interior of the window dedicated to text display,
5059 mode lines must be clipped to the whole window. */
5062 w32_clip_to_row (w
, row
, hdc
)
5064 struct glyph_row
*row
;
5067 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5069 int window_y
, window_width
;
5071 window_box (w
, -1, 0, &window_y
, &window_width
, 0);
5073 clip_rect
.left
= WINDOW_TO_FRAME_PIXEL_X (w
, 0);
5074 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5075 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5076 clip_rect
.right
= clip_rect
.left
+ window_width
;
5077 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5079 w32_set_clip_rectangle (hdc
, &clip_rect
);
5083 /* Draw a hollow box cursor on window W in glyph row ROW. */
5086 x_draw_hollow_cursor (w
, row
)
5088 struct glyph_row
*row
;
5090 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5094 struct glyph
*cursor_glyph
;
5095 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5097 /* Get the glyph the cursor is on. If we can't tell because
5098 the current matrix is invalid or such, give up. */
5099 cursor_glyph
= get_phys_cursor_glyph (w
);
5100 if (cursor_glyph
== NULL
)
5103 /* Compute frame-relative coordinates from window-relative
5105 rect
.left
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5106 rect
.top
= (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5107 + row
->ascent
- w
->phys_cursor_ascent
);
5109 /* Compute the proper height and ascent of the rectangle, based
5110 on the actual glyph. Using the full height of the row looks
5111 bad when there are tall images on that row. */
5112 h
= max (min (FRAME_LINE_HEIGHT (f
), row
->height
),
5113 cursor_glyph
->ascent
+ cursor_glyph
->descent
);
5114 if (h
< row
->height
)
5115 rect
.top
+= row
->ascent
/* - w->phys_cursor_ascent */ + cursor_glyph
->descent
- h
;
5118 rect
.bottom
= rect
.top
+ h
;
5120 /* Compute the width of the rectangle to draw. If on a stretch
5121 glyph, and `x-stretch-block-cursor' is nil, don't draw a
5122 rectangle as wide as the glyph, but use a canonical character
5124 wd
= cursor_glyph
->pixel_width
; /* TODO: Why off by one compared with X? */
5125 if (cursor_glyph
->type
== STRETCH_GLYPH
5126 && !x_stretch_cursor_p
)
5127 wd
= min (FRAME_COLUMN_WIDTH (f
), wd
);
5128 w
->phys_cursor_width
= wd
;
5130 rect
.right
= rect
.left
+ wd
;
5131 hdc
= get_frame_dc (f
);
5132 /* Set clipping, draw the rectangle, and reset clipping again. */
5133 w32_clip_to_row (w
, row
, hdc
);
5134 FrameRect (hdc
, &rect
, hb
);
5136 w32_set_clip_rectangle (hdc
, NULL
);
5137 release_frame_dc (f
, hdc
);
5141 /* Draw a bar cursor on window W in glyph row ROW.
5143 Implementation note: One would like to draw a bar cursor with an
5144 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5145 Unfortunately, I didn't find a font yet that has this property set.
5149 x_draw_bar_cursor (w
, row
, width
, kind
)
5151 struct glyph_row
*row
;
5153 enum text_cursor_kinds kind
;
5155 struct frame
*f
= XFRAME (w
->frame
);
5156 struct glyph
*cursor_glyph
;
5160 /* If cursor is out of bounds, don't draw garbage. This can happen
5161 in mini-buffer windows when switching between echo area glyphs
5163 cursor_glyph
= get_phys_cursor_glyph (w
);
5164 if (cursor_glyph
== NULL
)
5167 /* If on an image, draw like a normal cursor. That's usually better
5168 visible than drawing a bar, esp. if the image is large so that
5169 the bar might not be in the window. */
5170 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5172 struct glyph_row
*row
;
5173 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5174 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5178 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5179 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5181 /* If the glyph's background equals the color we normally draw
5182 the bar cursor in, the bar cursor in its normal color is
5183 invisible. Use the glyph's foreground color instead in this
5184 case, on the assumption that the glyph's colors are chosen so
5185 that the glyph is legible. */
5186 if (face
->background
== cursor_color
)
5187 cursor_color
= face
->foreground
;
5189 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5192 width
= FRAME_CURSOR_WIDTH (f
);
5193 width
= min (cursor_glyph
->pixel_width
, width
);
5195 w
->phys_cursor_width
= width
;
5198 hdc
= get_frame_dc (f
);
5199 w32_clip_to_row (w
, row
, hdc
);
5201 if (kind
== BAR_CURSOR
)
5203 w32_fill_area (f
, hdc
, cursor_color
, x
,
5204 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5205 width
, row
->height
);
5209 w32_fill_area (f
, hdc
, cursor_color
, x
,
5210 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5211 row
->height
- width
),
5212 cursor_glyph
->pixel_width
, width
);
5215 w32_set_clip_rectangle (hdc
, NULL
);
5216 release_frame_dc (f
, hdc
);
5221 /* RIF: Define cursor CURSOR on frame F. */
5224 w32_define_frame_cursor (f
, cursor
)
5228 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5232 /* RIF: Clear area on frame F. */
5235 w32_clear_frame_area (f
, x
, y
, width
, height
)
5237 int x
, y
, width
, height
;
5241 hdc
= get_frame_dc (f
);
5242 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5243 release_frame_dc (f
, hdc
);
5246 /* RIF: Draw or clear cursor on window W. */
5249 w32_draw_window_cursor (w
, glyph_row
, x
, y
, cursor_type
, cursor_width
, on_p
, active_p
)
5251 struct glyph_row
*glyph_row
;
5253 int cursor_type
, cursor_width
;
5258 /* If the user wants to use the system caret, make sure our own
5259 cursor remains invisible. */
5260 if (w32_use_visible_system_caret
)
5262 /* Call to erase_phys_cursor here seems to use the
5263 wrong values of w->phys_cursor, as they have been
5264 overwritten before this function was called. */
5265 if (w
->phys_cursor_type
!= NO_CURSOR
)
5266 erase_phys_cursor (w
);
5268 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5269 w
->phys_cursor_width
= -1;
5273 w
->phys_cursor_type
= cursor_type
;
5276 w
->phys_cursor_on_p
= 1;
5278 /* If this is the active cursor, we need to track it with the
5279 system caret, so third party software like screen magnifiers
5280 and speech synthesizers can follow the cursor. */
5283 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5284 HWND hwnd
= FRAME_W32_WINDOW (f
);
5287 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5289 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5290 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5292 /* If the size of the active cursor changed, destroy the old
5294 if (w32_system_caret_hwnd
5295 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5296 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5298 w32_system_caret_height
= w
->phys_cursor_height
;
5300 /* Move the system caret. */
5301 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5304 if (glyph_row
->exact_window_width_line_p
5305 && w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])
5307 glyph_row
->cursor_in_fringe_p
= 1;
5308 draw_fringe_bitmap (w
, glyph_row
, 0);
5312 switch (cursor_type
)
5314 case HOLLOW_BOX_CURSOR
:
5315 x_draw_hollow_cursor (w
, glyph_row
);
5318 case FILLED_BOX_CURSOR
:
5319 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5323 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5327 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5331 w
->phys_cursor_width
= 0;
5345 x_bitmap_icon (f
, icon
)
5351 if (FRAME_W32_WINDOW (f
) == 0)
5355 hicon
= LoadIcon (hinst
, EMACS_CLASS
);
5356 else if (STRINGP (icon
))
5357 hicon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5358 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5359 else if (SYMBOLP (icon
))
5363 if (EQ (icon
, intern ("application")))
5364 name
= (LPCTSTR
) IDI_APPLICATION
;
5365 else if (EQ (icon
, intern ("hand")))
5366 name
= (LPCTSTR
) IDI_HAND
;
5367 else if (EQ (icon
, intern ("question")))
5368 name
= (LPCTSTR
) IDI_QUESTION
;
5369 else if (EQ (icon
, intern ("exclamation")))
5370 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5371 else if (EQ (icon
, intern ("asterisk")))
5372 name
= (LPCTSTR
) IDI_ASTERISK
;
5373 else if (EQ (icon
, intern ("winlogo")))
5374 name
= (LPCTSTR
) IDI_WINLOGO
;
5378 hicon
= LoadIcon (NULL
, name
);
5386 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5393 /************************************************************************
5395 ************************************************************************/
5397 /* Display Error Handling functions not used on W32. Listing them here
5398 helps diff stay in step when comparing w32term.c with xterm.c.
5400 x_error_catcher (display, error)
5401 x_catch_errors (dpy)
5402 x_catch_errors_unwind (old_val)
5403 x_check_errors (dpy, format)
5404 x_had_errors_p (dpy)
5405 x_clear_errors (dpy)
5406 x_uncatch_errors (dpy, count)
5408 x_connection_signal (signalnum)
5409 x_connection_closed (dpy, error_message)
5410 x_error_quitter (display, error)
5411 x_error_handler (display, error)
5412 x_io_error_quitter (display)
5417 /* Changing the font of the frame. */
5419 /* Give frame F the font named FONTNAME as its default font, and
5420 return the full name of that font. FONTNAME may be a wildcard
5421 pattern; in that case, we choose some font that fits the pattern.
5422 The return value shows which font we chose. */
5425 x_new_font (f
, fontname
)
5427 register char *fontname
;
5429 struct font_info
*fontp
5430 = FS_LOAD_FONT (f
, fontname
);
5435 if (FRAME_FONT (f
) == (XFontStruct
*) (fontp
->font
))
5436 /* This font is already set in frame F. There's nothing more to
5438 return build_string (fontp
->full_name
);
5440 FRAME_FONT (f
) = (XFontStruct
*) (fontp
->font
);
5441 FRAME_BASELINE_OFFSET (f
) = fontp
->baseline_offset
;
5442 FRAME_FONTSET (f
) = -1;
5444 FRAME_COLUMN_WIDTH (f
) = FONT_WIDTH (FRAME_FONT (f
));
5445 FRAME_LINE_HEIGHT (f
) = FONT_HEIGHT (FRAME_FONT (f
));
5447 compute_fringe_widths (f
, 1);
5449 /* Compute the scroll bar width in character columns. */
5450 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5452 int wid
= FRAME_COLUMN_WIDTH (f
);
5453 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5454 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
-1) / wid
;
5458 int wid
= FRAME_COLUMN_WIDTH (f
);
5459 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5462 /* Now make the frame display the given font. */
5463 if (FRAME_W32_WINDOW (f
) != 0)
5465 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5466 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5469 return build_string (fontp
->full_name
);
5472 /* Give frame F the fontset named FONTSETNAME as its default fontset,
5473 and return the full name of that fontset. FONTSETNAME may be a
5474 wildcard pattern; in that case, we choose some fontset that fits
5475 the pattern. FONTSETNAME may be a font name for ASCII characters;
5476 in that case, we create a fontset from that font name.
5478 The return value shows which fontset we chose.
5479 If FONTSETNAME specifies the default fontset, return Qt.
5480 If an ASCII font in the specified fontset can't be loaded, return
5484 x_new_fontset (f
, fontsetname
)
5486 Lisp_Object fontsetname
;
5488 int fontset
= fs_query_fontset (fontsetname
, 0);
5491 if (fontset
> 0 && FRAME_FONTSET(f
) == fontset
)
5492 /* This fontset is already set in frame F. There's nothing more
5494 return fontset_name (fontset
);
5495 else if (fontset
== 0)
5496 /* The default fontset can't be the default font. */
5500 result
= x_new_font (f
, (SDATA (fontset_ascii (fontset
))));
5502 result
= x_new_font (f
, SDATA (fontsetname
));
5504 if (!STRINGP (result
))
5505 /* Can't load ASCII font. */
5509 fontset
= new_fontset_from_font_name (result
);
5511 /* Since x_new_font doesn't update any fontset information, do it now. */
5512 FRAME_FONTSET(f
) = fontset
;
5514 return fontset_name (fontset
);
5518 /***********************************************************************
5519 TODO: W32 Input Methods
5520 ***********************************************************************/
5521 /* Listing missing functions from xterm.c helps diff stay in step.
5523 xim_destroy_callback (xim, client_data, call_data)
5524 xim_open_dpy (dpyinfo, resource_name)
5526 xim_instantiate_callback (display, client_data, call_data)
5527 xim_initialize (dpyinfo, resource_name)
5528 xim_close_dpy (dpyinfo)
5533 /* Calculate the absolute position in frame F
5534 from its current recorded position values and gravity. */
5537 x_calc_absolute_position (f
)
5541 int flags
= f
->size_hint_flags
;
5545 /* Find the position of the outside upper-left corner of
5546 the inner window, with respect to the outer window.
5547 But do this only if we will need the results. */
5548 if (f
->output_data
.w32
->parent_desc
!= FRAME_W32_DISPLAY_INFO (f
)->root_window
)
5551 MapWindowPoints (FRAME_W32_WINDOW (f
),
5552 f
->output_data
.w32
->parent_desc
,
5559 rt
.left
= rt
.right
= rt
.top
= rt
.bottom
= 0;
5562 AdjustWindowRect(&rt
, f
->output_data
.w32
->dwStyle
,
5563 FRAME_EXTERNAL_MENU_BAR (f
));
5566 pt
.x
+= (rt
.right
- rt
.left
);
5567 pt
.y
+= (rt
.bottom
- rt
.top
);
5570 /* Treat negative positions as relative to the leftmost bottommost
5571 position that fits on the screen. */
5572 if (flags
& XNegative
)
5573 f
->left_pos
= (FRAME_W32_DISPLAY_INFO (f
)->width
5574 - 2 * f
->border_width
- pt
.x
5575 - FRAME_PIXEL_WIDTH (f
)
5578 if (flags
& YNegative
)
5579 f
->top_pos
= (FRAME_W32_DISPLAY_INFO (f
)->height
5580 - 2 * f
->border_width
- pt
.y
5581 - FRAME_PIXEL_HEIGHT (f
)
5583 /* The left_pos and top_pos
5584 are now relative to the top and left screen edges,
5585 so the flags should correspond. */
5586 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5589 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5590 to really change the position, and 0 when calling from
5591 x_make_frame_visible (in that case, XOFF and YOFF are the current
5592 position values). It is -1 when calling from x_set_frame_parameters,
5593 which means, do adjust for borders but don't change the gravity. */
5596 x_set_offset (f
, xoff
, yoff
, change_gravity
)
5598 register int xoff
, yoff
;
5601 int modified_top
, modified_left
;
5603 if (change_gravity
> 0)
5607 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5609 f
->size_hint_flags
|= XNegative
;
5611 f
->size_hint_flags
|= YNegative
;
5612 f
->win_gravity
= NorthWestGravity
;
5614 x_calc_absolute_position (f
);
5617 x_wm_set_size_hint (f
, (long) 0, 0);
5619 modified_left
= f
->left_pos
;
5620 modified_top
= f
->top_pos
;
5622 my_set_window_pos (FRAME_W32_WINDOW (f
),
5624 modified_left
, modified_top
,
5626 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5631 /* Check if we need to resize the frame due to a fullscreen request.
5632 If so needed, resize the frame. */
5634 x_check_fullscreen (f
)
5637 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5639 int width
, height
, ign
;
5641 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5643 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5645 /* We do not need to move the window, it shall be taken care of
5646 when setting WM manager hints. */
5647 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5649 change_frame_size (f
, height
, width
, 0, 1, 0);
5650 SET_FRAME_GARBAGED (f
);
5651 cancel_mouse_face (f
);
5653 /* Wait for the change of frame size to occur */
5654 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5659 /* Call this to change the size of frame F's x-window.
5660 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5661 for this size change and subsequent size changes.
5662 Otherwise we leave the window gravity unchanged. */
5665 x_set_window_size (f
, change_gravity
, cols
, rows
)
5670 int pixelwidth
, pixelheight
;
5674 check_frame_size (f
, &rows
, &cols
);
5675 f
->scroll_bar_actual_width
5676 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5678 compute_fringe_widths (f
, 0);
5680 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5681 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5683 f
->win_gravity
= NorthWestGravity
;
5684 x_wm_set_size_hint (f
, (long) 0, 0);
5689 rect
.left
= rect
.top
= 0;
5690 rect
.right
= pixelwidth
;
5691 rect
.bottom
= pixelheight
;
5693 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
,
5694 FRAME_EXTERNAL_MENU_BAR (f
));
5696 my_set_window_pos (FRAME_W32_WINDOW (f
),
5699 rect
.right
- rect
.left
,
5700 rect
.bottom
- rect
.top
,
5701 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5704 /* Now, strictly speaking, we can't be sure that this is accurate,
5705 but the window manager will get around to dealing with the size
5706 change request eventually, and we'll hear how it went when the
5707 ConfigureNotify event gets here.
5709 We could just not bother storing any of this information here,
5710 and let the ConfigureNotify event set everything up, but that
5711 might be kind of confusing to the Lisp code, since size changes
5712 wouldn't be reported in the frame parameters until some random
5713 point in the future when the ConfigureNotify event arrives.
5715 We pass 1 for DELAY since we can't run Lisp code inside of
5717 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5718 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5719 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5721 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5722 receive in the ConfigureNotify event; if we get what we asked
5723 for, then the event won't cause the screen to become garbaged, so
5724 we have to make sure to do it here. */
5725 SET_FRAME_GARBAGED (f
);
5727 /* If cursor was outside the new size, mark it as off. */
5728 mark_window_cursors_off (XWINDOW (f
->root_window
));
5730 /* Clear out any recollection of where the mouse highlighting was,
5731 since it might be in a place that's outside the new frame size.
5732 Actually checking whether it is outside is a pain in the neck,
5733 so don't try--just let the highlighting be done afresh with new size. */
5734 cancel_mouse_face (f
);
5739 /* Mouse warping. */
5741 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5744 x_set_mouse_position (f
, x
, y
)
5750 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5751 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5753 if (pix_x
< 0) pix_x
= 0;
5754 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5756 if (pix_y
< 0) pix_y
= 0;
5757 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5759 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5763 x_set_mouse_pixel_position (f
, pix_x
, pix_y
)
5772 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5773 pt
.x
= rect
.left
+ pix_x
;
5774 pt
.y
= rect
.top
+ pix_y
;
5775 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5777 SetCursorPos (pt
.x
, pt
.y
);
5783 /* focus shifting, raising and lowering. */
5786 x_focus_on_frame (f
)
5789 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5791 /* Give input focus to frame. */
5794 /* Try not to change its Z-order if possible. */
5795 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5796 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5799 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5809 /* Raise frame F. */
5816 /* Strictly speaking, raise-frame should only change the frame's Z
5817 order, leaving input focus unchanged. This is reasonable behaviour
5818 on X where the usual policy is point-to-focus. However, this
5819 behaviour would be very odd on Windows where the usual policy is
5822 On X, if the mouse happens to be over the raised frame, it gets
5823 input focus anyway (so the window with focus will never be
5824 completely obscured) - if not, then just moving the mouse over it
5825 is sufficient to give it focus. On Windows, the user must actually
5826 click on the frame (preferrably the title bar so as not to move
5827 point), which is more awkward. Also, no other Windows program
5828 raises a window to the top but leaves another window (possibly now
5829 completely obscured) with input focus.
5831 Because there is a system setting on Windows that allows the user
5832 to choose the point to focus policy, we make the strict semantics
5833 optional, but by default we grab focus when raising. */
5835 if (NILP (Vw32_grab_focus_on_raise
))
5837 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5838 not already the foreground application: the frame is raised
5839 above all other frames belonging to us, but not above the
5840 current top window. To achieve that, we have to resort to this
5841 more cumbersome method. */
5843 HDWP handle
= BeginDeferWindowPos (2);
5846 DeferWindowPos (handle
,
5847 FRAME_W32_WINDOW (f
),
5850 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5852 DeferWindowPos (handle
,
5853 GetForegroundWindow (),
5854 FRAME_W32_WINDOW (f
),
5856 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5858 EndDeferWindowPos (handle
);
5863 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5869 /* Lower frame F. */
5875 my_set_window_pos (FRAME_W32_WINDOW (f
),
5878 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5883 w32_frame_raise_lower (f
, raise_flag
)
5887 if (! FRAME_W32_P (f
))
5896 /* Change of visibility. */
5898 /* This tries to wait until the frame is really visible.
5899 However, if the window manager asks the user where to position
5900 the frame, this will return before the user finishes doing that.
5901 The frame will not actually be visible at that time,
5902 but it will become visible later when the window manager
5903 finishes with it. */
5906 x_make_frame_visible (f
)
5913 type
= x_icon_type (f
);
5915 x_bitmap_icon (f
, type
);
5917 if (! FRAME_VISIBLE_P (f
))
5919 /* We test FRAME_GARBAGED_P here to make sure we don't
5920 call x_set_offset a second time
5921 if we get to x_make_frame_visible a second time
5922 before the window gets really visible. */
5923 if (! FRAME_ICONIFIED_P (f
)
5924 && ! f
->output_data
.w32
->asked_for_visible
)
5925 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5927 f
->output_data
.w32
->asked_for_visible
= 1;
5929 /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */
5930 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_SHOWNORMAL
);
5933 /* Synchronize to ensure Emacs knows the frame is visible
5934 before we do anything else. We do this loop with input not blocked
5935 so that incoming events are handled. */
5940 /* This must come after we set COUNT. */
5943 XSETFRAME (frame
, f
);
5945 /* Wait until the frame is visible. Process X events until a
5946 MapNotify event has been seen, or until we think we won't get a
5947 MapNotify at all.. */
5948 for (count
= input_signal_count
+ 10;
5949 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5951 /* Force processing of queued events. */
5952 /* TODO: x_sync equivalent? */
5954 /* Machines that do polling rather than SIGIO have been observed
5955 to go into a busy-wait here. So we'll fake an alarm signal
5956 to let the handler know that there's something to be read.
5957 We used to raise a real alarm, but it seems that the handler
5958 isn't always enabled here. This is probably a bug. */
5959 if (input_polling_used ())
5961 /* It could be confusing if a real alarm arrives while processing
5962 the fake one. Turn it off and let the handler reset it. */
5963 int old_poll_suppress_count
= poll_suppress_count
;
5964 poll_suppress_count
= 1;
5965 poll_for_input_1 ();
5966 poll_suppress_count
= old_poll_suppress_count
;
5969 FRAME_SAMPLE_VISIBILITY (f
);
5973 /* Change from mapped state to withdrawn state. */
5975 /* Make the frame visible (mapped and not iconified). */
5977 x_make_frame_invisible (f
)
5980 /* Don't keep the highlight on an invisible frame. */
5981 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5982 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5986 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5988 /* We can't distinguish this from iconification
5989 just by the event that we get from the server.
5990 So we can't win using the usual strategy of letting
5991 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5992 and synchronize with the server to make sure we agree. */
5994 FRAME_ICONIFIED_P (f
) = 0;
5995 f
->async_visible
= 0;
5996 f
->async_iconified
= 0;
6001 /* Change window state from mapped to iconified. */
6009 /* Don't keep the highlight on an invisible frame. */
6010 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6011 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6013 if (f
->async_iconified
)
6018 type
= x_icon_type (f
);
6020 x_bitmap_icon (f
, type
);
6022 /* Simulate the user minimizing the frame. */
6023 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6029 /* Free X resources of frame F. */
6032 x_free_frame_resources (f
)
6035 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6039 if (FRAME_W32_WINDOW (f
))
6040 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6042 free_frame_menubar (f
);
6044 unload_color (f
, f
->output_data
.x
->foreground_pixel
);
6045 unload_color (f
, f
->output_data
.x
->background_pixel
);
6046 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6047 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6048 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6049 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6050 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6051 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6052 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6053 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6055 if (FRAME_FACE_CACHE (f
))
6056 free_frame_faces (f
);
6058 xfree (f
->output_data
.w32
);
6059 f
->output_data
.w32
= NULL
;
6061 if (f
== dpyinfo
->w32_focus_frame
)
6062 dpyinfo
->w32_focus_frame
= 0;
6063 if (f
== dpyinfo
->w32_focus_event_frame
)
6064 dpyinfo
->w32_focus_event_frame
= 0;
6065 if (f
== dpyinfo
->x_highlight_frame
)
6066 dpyinfo
->x_highlight_frame
= 0;
6068 if (f
== dpyinfo
->mouse_face_mouse_frame
)
6070 dpyinfo
->mouse_face_beg_row
6071 = dpyinfo
->mouse_face_beg_col
= -1;
6072 dpyinfo
->mouse_face_end_row
6073 = dpyinfo
->mouse_face_end_col
= -1;
6074 dpyinfo
->mouse_face_window
= Qnil
;
6075 dpyinfo
->mouse_face_deferred_gc
= 0;
6076 dpyinfo
->mouse_face_mouse_frame
= 0;
6083 /* Destroy the window of frame F. */
6085 x_destroy_window (f
)
6088 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6090 x_free_frame_resources (f
);
6092 dpyinfo
->reference_count
--;
6096 /* Setting window manager hints. */
6098 /* Set the normal size hints for the window manager, for frame F.
6099 FLAGS is the flags word to use--or 0 meaning preserve the flags
6100 that the window now has.
6101 If USER_POSITION is nonzero, we set the USPosition
6102 flag (this is useful when FLAGS is 0). */
6104 x_wm_set_size_hint (f
, flags
, user_position
)
6109 Window window
= FRAME_W32_WINDOW (f
);
6113 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6114 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6115 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6116 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6121 /* Window manager things */
6123 x_wm_set_icon_position (f
, icon_x
, icon_y
)
6128 Window window
= FRAME_W32_WINDOW (f
);
6130 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6131 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6132 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6134 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6139 /***********************************************************************
6141 ***********************************************************************/
6143 /* The following functions are listed here to help diff stay in step
6144 with xterm.c. See w32fns.c for definitions.
6146 x_get_font_info (f, font_idx)
6147 x_list_fonts (f, pattern, size, maxnames)
6153 /* Check that FONT is valid on frame F. It is if it can be found in F's
6157 x_check_font (f
, font
)
6162 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6164 xassert (font
!= NULL
);
6166 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
6167 if (dpyinfo
->font_table
[i
].name
6168 && font
== dpyinfo
->font_table
[i
].font
)
6171 xassert (i
< dpyinfo
->n_fonts
);
6174 #endif /* GLYPH_DEBUG != 0 */
6176 /* Set *W to the minimum width, *H to the minimum font height of FONT.
6177 Note: There are (broken) X fonts out there with invalid XFontStruct
6178 min_bounds contents. For example, handa@etl.go.jp reports that
6179 "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts
6180 have font->min_bounds.width == 0. */
6183 x_font_min_bounds (font
, w
, h
)
6188 * TODO: Windows does not appear to offer min bound, only
6189 * average and maximum width, and maximum height.
6191 *h
= FONT_HEIGHT (font
);
6192 *w
= FONT_WIDTH (font
);
6196 /* Compute the smallest character width and smallest font height over
6197 all fonts available on frame F. Set the members smallest_char_width
6198 and smallest_font_height in F's x_display_info structure to
6199 the values computed. Value is non-zero if smallest_font_height or
6200 smallest_char_width become smaller than they were before. */
6203 x_compute_min_glyph_bounds (f
)
6207 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6209 int old_width
= dpyinfo
->smallest_char_width
;
6210 int old_height
= dpyinfo
->smallest_font_height
;
6212 dpyinfo
->smallest_font_height
= 100000;
6213 dpyinfo
->smallest_char_width
= 100000;
6215 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
6216 if (dpyinfo
->font_table
[i
].name
)
6218 struct font_info
*fontp
= dpyinfo
->font_table
+ i
;
6221 font
= (XFontStruct
*) fontp
->font
;
6222 xassert (font
!= (XFontStruct
*) ~0);
6223 x_font_min_bounds (font
, &w
, &h
);
6225 dpyinfo
->smallest_font_height
= min (dpyinfo
->smallest_font_height
, h
);
6226 dpyinfo
->smallest_char_width
= min (dpyinfo
->smallest_char_width
, w
);
6229 xassert (dpyinfo
->smallest_char_width
> 0
6230 && dpyinfo
->smallest_font_height
> 0);
6232 return (dpyinfo
->n_fonts
== 1
6233 || dpyinfo
->smallest_char_width
< old_width
6234 || dpyinfo
->smallest_font_height
< old_height
);
6237 /* The following functions are listed here to help diff stay in step
6238 with xterm.c. See w32fns.c for definitions.
6240 x_load_font (f, fontname, size)
6241 x_query_font (f, fontname)
6242 x_find_ccl_program (fontp)
6246 /***********************************************************************
6248 ***********************************************************************/
6250 static int w32_initialized
= 0;
6253 w32_initialize_display_info (display_name
)
6254 Lisp_Object display_name
;
6256 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6258 bzero (dpyinfo
, sizeof (*dpyinfo
));
6260 /* Put it on w32_display_name_list. */
6261 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6262 w32_display_name_list
);
6263 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6265 dpyinfo
->w32_id_name
6266 = (char *) xmalloc (SCHARS (Vinvocation_name
)
6267 + SCHARS (Vsystem_name
)
6269 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6270 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6272 /* Default Console mode values - overridden when running in GUI mode
6273 with values obtained from system metrics. */
6276 dpyinfo
->height_in
= 1;
6277 dpyinfo
->width_in
= 1;
6278 dpyinfo
->n_planes
= 1;
6279 dpyinfo
->n_cbits
= 4;
6280 dpyinfo
->n_fonts
= 0;
6281 dpyinfo
->smallest_font_height
= 1;
6282 dpyinfo
->smallest_char_width
= 1;
6284 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
6285 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
6286 dpyinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6287 dpyinfo
->mouse_face_window
= Qnil
;
6288 dpyinfo
->mouse_face_overlay
= Qnil
;
6289 dpyinfo
->mouse_face_hidden
= 0;
6291 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6292 /* TODO: dpyinfo->gray */
6296 /* Create an xrdb-style database of resources to supercede registry settings.
6297 The database is just a concatenation of C strings, finished by an additional
6298 \0. The string are submitted to some basic normalization, so
6300 [ *]option[ *]:[ *]value...
6306 but any whitespace following value is not removed. */
6309 w32_make_rdb (xrm_option
)
6312 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6313 char *current
= buffer
;
6316 int before_value
= 0;
6330 if (in_option
&& (ch
== ':'))
6335 else if (before_value
)
6340 else if (!(in_option
|| before_value
))
6351 struct w32_display_info
*
6352 w32_term_init (display_name
, xrm_option
, resource_name
)
6353 Lisp_Object display_name
;
6355 char *resource_name
;
6357 struct w32_display_info
*dpyinfo
;
6362 if (!w32_initialized
)
6365 w32_initialized
= 1;
6368 w32_initialize_display_info (display_name
);
6370 dpyinfo
= &one_w32_display_info
;
6372 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6374 /* Put this display on the chain. */
6375 dpyinfo
->next
= x_display_list
;
6376 x_display_list
= dpyinfo
;
6378 hdc
= GetDC (GetDesktopWindow ());
6380 dpyinfo
->height
= GetDeviceCaps (hdc
, VERTRES
);
6381 dpyinfo
->width
= GetDeviceCaps (hdc
, HORZRES
);
6382 dpyinfo
->root_window
= GetDesktopWindow ();
6383 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6384 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6385 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6386 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6387 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6388 dpyinfo
->image_cache
= make_image_cache ();
6389 dpyinfo
->height_in
= dpyinfo
->height
/ dpyinfo
->resx
;
6390 dpyinfo
->width_in
= dpyinfo
->width
/ dpyinfo
->resy
;
6391 ReleaseDC (GetDesktopWindow (), hdc
);
6393 /* initialise palette with white and black */
6396 w32_defined_color (0, "white", &color
, 1);
6397 w32_defined_color (0, "black", &color
, 1);
6400 /* Create Fringe Bitmaps and store them for later use.
6402 On W32, bitmaps are all unsigned short, as Windows requires
6403 bitmap data to be Word aligned. For some reason they are
6404 horizontally reflected compared to how they appear on X, so we
6405 need to bitswap and convert to unsigned shorts before creating
6409 #ifndef F_SETOWN_BUG
6411 #ifdef F_SETOWN_SOCK_NEG
6412 /* stdin is a socket here */
6413 fcntl (connection
, F_SETOWN
, -getpid ());
6414 #else /* ! defined (F_SETOWN_SOCK_NEG) */
6415 fcntl (connection
, F_SETOWN
, getpid ());
6416 #endif /* ! defined (F_SETOWN_SOCK_NEG) */
6417 #endif /* ! defined (F_SETOWN) */
6418 #endif /* F_SETOWN_BUG */
6421 if (interrupt_input
)
6422 init_sigio (connection
);
6423 #endif /* ! defined (SIGIO) */
6430 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6433 x_delete_display (dpyinfo
)
6434 struct w32_display_info
*dpyinfo
;
6436 /* Discard this display from w32_display_name_list and w32_display_list.
6437 We can't use Fdelq because that can quit. */
6438 if (! NILP (w32_display_name_list
)
6439 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6440 w32_display_name_list
= XCDR (w32_display_name_list
);
6445 tail
= w32_display_name_list
;
6446 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6448 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6450 XSETCDR (tail
, XCDR (XCDR (tail
)));
6457 /* free palette table */
6459 struct w32_palette_entry
* plist
;
6461 plist
= dpyinfo
->color_list
;
6464 struct w32_palette_entry
* pentry
= plist
;
6465 plist
= plist
->next
;
6468 dpyinfo
->color_list
= NULL
;
6469 if (dpyinfo
->palette
)
6470 DeleteObject(dpyinfo
->palette
);
6472 xfree (dpyinfo
->font_table
);
6473 xfree (dpyinfo
->w32_id_name
);
6475 w32_reset_fringes ();
6478 /* Set up use of W32. */
6480 DWORD
w32_msg_worker ();
6483 x_flush (struct frame
* f
)
6484 { /* Nothing to do */ }
6486 extern frame_parm_handler w32_frame_parm_handlers
[];
6488 static struct redisplay_interface w32_redisplay_interface
=
6490 w32_frame_parm_handlers
,
6494 x_clear_end_of_line
,
6496 x_after_update_window_line
,
6497 x_update_window_begin
,
6498 x_update_window_end
,
6501 0, /* flush_display_optional */
6502 x_clear_window_mouse_face
,
6503 w32_get_glyph_overhangs
,
6504 x_fix_overlapping_area
,
6505 w32_draw_fringe_bitmap
,
6506 w32_define_fringe_bitmap
,
6507 w32_destroy_fringe_bitmap
,
6508 w32_per_char_metric
,
6510 NULL
, /* w32_compute_glyph_string_overhangs */
6511 x_draw_glyph_string
,
6512 w32_define_frame_cursor
,
6513 w32_clear_frame_area
,
6514 w32_draw_window_cursor
,
6515 w32_draw_vertical_window_border
,
6516 w32_shift_glyphs_for_insert
6522 rif
= &w32_redisplay_interface
;
6524 /* MSVC does not type K&R functions with no arguments correctly, and
6525 so we must explicitly cast them. */
6526 clear_frame_hook
= (void (*)(void)) x_clear_frame
;
6527 ring_bell_hook
= (void (*)(void)) w32_ring_bell
;
6528 update_begin_hook
= x_update_begin
;
6529 update_end_hook
= x_update_end
;
6531 read_socket_hook
= w32_read_socket
;
6533 frame_up_to_date_hook
= w32_frame_up_to_date
;
6535 mouse_position_hook
= w32_mouse_position
;
6536 frame_rehighlight_hook
= w32_frame_rehighlight
;
6537 frame_raise_lower_hook
= w32_frame_raise_lower
;
6538 set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6539 condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6540 redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6541 judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6543 scroll_region_ok
= 1; /* we'll scroll partial frames */
6544 char_ins_del_ok
= 1;
6545 line_ins_del_ok
= 1; /* we'll just blt 'em */
6546 fast_clear_end_of_line
= 1; /* X does this well */
6547 memory_below_frame
= 0; /* we don't remember what scrolls
6551 w32_system_caret_hwnd
= NULL
;
6552 w32_system_caret_height
= 0;
6553 w32_system_caret_x
= 0;
6554 w32_system_caret_y
= 0;
6556 last_tool_bar_item
= -1;
6557 any_help_event_p
= 0;
6559 /* Initialize input mode: interrupt_input off, no flow control, allow
6560 8 bit character input, standard quit char. */
6561 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6563 /* Create the window thread - it will terminate itself or when the app terminates */
6567 dwMainThreadId
= GetCurrentThreadId ();
6568 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6569 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6571 /* Wait for thread to start */
6576 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6578 hWindowsThread
= CreateThread (NULL
, 0,
6579 (LPTHREAD_START_ROUTINE
) w32_msg_worker
,
6580 0, 0, &dwWindowsThreadId
);
6582 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6585 /* It is desirable that mainThread should have the same notion of
6586 focus window and active window as windowsThread. Unfortunately, the
6587 following call to AttachThreadInput, which should do precisely what
6588 we need, causes major problems when Emacs is linked as a console
6589 program. Unfortunately, we have good reasons for doing that, so
6590 instead we need to send messages to windowsThread to make some API
6591 calls for us (ones that affect, or depend on, the active/focus
6593 #ifdef ATTACH_THREADS
6594 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6597 /* Dynamically link to optional system components. */
6599 HANDLE user_lib
= LoadLibrary ("user32.dll");
6600 HANDLE gdi_lib
= LoadLibrary ("gdi32.dll");
6602 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6604 /* New proportional scroll bar functions. */
6605 LOAD_PROC (user_lib
, SetScrollInfo
);
6606 LOAD_PROC (user_lib
, GetScrollInfo
);
6607 LOAD_PROC (gdi_lib
, GetFontUnicodeRanges
);
6611 FreeLibrary (user_lib
);
6612 FreeLibrary (gdi_lib
);
6614 /* If using proportional scroll bars, ensure handle is at least 5 pixels;
6615 otherwise use the fixed height. */
6616 vertical_scroll_bar_min_handle
= (pfnSetScrollInfo
!= NULL
) ? 5 :
6617 GetSystemMetrics (SM_CYVTHUMB
);
6619 /* For either kind of scroll bar, take account of the arrows; these
6620 effectively form the border of the main scroll bar range. */
6621 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6622 = GetSystemMetrics (SM_CYVSCROLL
);
6629 staticpro (&w32_display_name_list
);
6630 w32_display_name_list
= Qnil
;
6632 staticpro (&last_mouse_scroll_bar
);
6633 last_mouse_scroll_bar
= Qnil
;
6635 staticpro (&Qvendor_specific_keysyms
);
6636 Qvendor_specific_keysyms
= intern ("vendor-specific-keysyms");
6638 DEFVAR_INT ("w32-num-mouse-buttons",
6639 &w32_num_mouse_buttons
,
6640 doc
: /* Number of physical mouse buttons. */);
6641 w32_num_mouse_buttons
= 2;
6643 DEFVAR_LISP ("w32-swap-mouse-buttons",
6644 &Vw32_swap_mouse_buttons
,
6645 doc
: /* Swap the mapping of middle and right mouse buttons.
6646 When nil, middle button is mouse-2 and right button is mouse-3. */);
6647 Vw32_swap_mouse_buttons
= Qnil
;
6649 DEFVAR_LISP ("w32-grab-focus-on-raise",
6650 &Vw32_grab_focus_on_raise
,
6651 doc
: /* Raised frame grabs input focus.
6652 When t, `raise-frame' grabs input focus as well. This fits well
6653 with the normal Windows click-to-focus policy, but might not be
6654 desirable when using a point-to-focus policy. */);
6655 Vw32_grab_focus_on_raise
= Qt
;
6657 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6658 &Vw32_capslock_is_shiftlock
,
6659 doc
: /* Apply CapsLock state to non character input keys.
6660 When nil, CapsLock only affects normal character input keys. */);
6661 Vw32_capslock_is_shiftlock
= Qnil
;
6663 DEFVAR_LISP ("w32-recognize-altgr",
6664 &Vw32_recognize_altgr
,
6665 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6666 When nil, the right-alt and left-ctrl key combination is
6667 interpreted normally. */);
6668 Vw32_recognize_altgr
= Qt
;
6670 DEFVAR_BOOL ("w32-enable-unicode-output",
6671 &w32_enable_unicode_output
,
6672 doc
: /* Enable the use of Unicode for text output if non-nil.
6673 Unicode output may prevent some third party applications for displaying
6674 Far-East Languages on Windows 95/98 from working properly.
6675 NT uses Unicode internally anyway, so this flag will probably have no
6676 affect on NT machines. */);
6677 w32_enable_unicode_output
= 1;
6679 DEFVAR_BOOL ("w32-use-visible-system-caret",
6680 &w32_use_visible_system_caret
,
6681 doc
: /* Flag to make the system caret visible.
6682 When this is non-nil, Emacs will indicate the position of point by
6683 using the system caret instead of drawing its own cursor. Some screen
6684 reader software does not track the system cursor properly when it is
6685 invisible, and gets confused by Emacs drawing its own cursor, so this
6686 variable is initialized to t when Emacs detects that screen reader
6687 software is running as it starts up.
6689 When this variable is set, other variables affecting the appearance of
6690 the cursor have no effect. */);
6692 /* Initialize w32_use_visible_system_caret based on whether a screen
6693 reader is in use. */
6694 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6695 &w32_use_visible_system_caret
, 0))
6696 w32_use_visible_system_caret
= 0;
6698 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars
,
6699 doc
: /* If not nil, Emacs uses toolkit scroll bars. */);
6700 Vx_toolkit_scroll_bars
= Qt
;
6702 staticpro (&last_mouse_motion_frame
);
6703 last_mouse_motion_frame
= Qnil
;
6706 /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646
6707 (do not change this comment) */