1 /* Implementation of GUI terminal on the Microsoft W32 API.
2 Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998,
3 1999, 2000, 2001, 2002, 2003, 2004, 2005,
4 2006, 2007 Free Software Foundation, Inc.
6 This file is part of GNU Emacs.
8 GNU Emacs is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs; see the file COPYING. If not, write to
20 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 Boston, MA 02110-1301, USA. */
28 #include "blockinput.h"
40 #include "character.h"
44 #include "dispextern.h"
46 #include "termhooks.h"
54 #include "intervals.h"
63 #ifdef USE_FONT_BACKEND
65 #endif /* USE_FONT_BACKEND */
67 #define abs(x) ((x) < 0 ? -(x) : (x))
72 static int max_fringe_bmp
= 0;
73 static HBITMAP
*fringe_bmp
= 0;
75 /* Non-nil means Emacs uses toolkit scroll bars. */
77 Lisp_Object Vx_toolkit_scroll_bars
;
79 /* Temporary variables for w32_read_socket. */
81 static int last_mousemove_x
= 0;
82 static int last_mousemove_y
= 0;
84 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
85 #ifndef GET_WHEEL_DELTA_WPARAM
86 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
89 /* Non-zero means that a HELP_EVENT has been generated since Emacs
92 static int any_help_event_p
;
94 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
95 static Lisp_Object last_window
;
97 /* Non-zero means make use of UNDERLINE_POSITION font properties.
98 (Not yet supported, see TODO in x_draw_glyph_string.) */
99 int x_use_underline_position_properties
;
101 /* Non-zero means to draw the underline at the same place as the descent line. */
103 int x_underline_at_descent_line
;
105 extern unsigned int msh_mousewheel
;
107 extern void free_frame_menubar ();
109 extern int w32_codepage_for_font (char *fontname
);
110 extern Cursor
w32_load_cursor (LPCTSTR name
);
112 extern glyph_metric
*w32_BDF_TextMetric(bdffont
*fontp
,
113 unsigned char *text
, int dim
);
114 extern Lisp_Object Vwindow_system
;
116 #define x_any_window_to_frame x_window_to_frame
117 #define x_top_window_to_frame x_window_to_frame
120 /* This is display since w32 does not support multiple ones. */
121 struct w32_display_info one_w32_display_info
;
122 struct w32_display_info
*x_display_list
;
124 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
125 one for each element of w32_display_list and in the same order.
126 NAME is the name of the frame.
127 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
128 Lisp_Object w32_display_name_list
;
132 /* Pre Windows 2000, this was not available, but define it here so
133 that Emacs compiled on such a platform will run on newer versions. */
135 typedef struct tagWCRANGE
141 typedef struct tagGLYPHSET
145 DWORD cGlyphsSupported
;
152 /* Dynamic linking to GetFontUnicodeRanges (not available on 95, 98, ME). */
153 DWORD (PASCAL
*pfnGetFontUnicodeRanges
) (HDC device
, GLYPHSET
*ranges
);
155 /* Frame being updated by update_frame. This is declared in term.c.
156 This is set by update_begin and looked at by all the
157 w32 functions. It is zero while not inside an update.
158 In that case, the w32 functions assume that `SELECTED_FRAME ()'
159 is the frame to apply to. */
160 extern struct frame
*updating_frame
;
162 /* This is a frame waiting to be autoraised, within w32_read_socket. */
163 struct frame
*pending_autoraise_frame
;
165 /* The handle of the frame that currently owns the system caret. */
166 HWND w32_system_caret_hwnd
;
167 int w32_system_caret_height
;
168 int w32_system_caret_x
;
169 int w32_system_caret_y
;
170 int w32_use_visible_system_caret
;
172 /* Flag to enable Unicode output in case users wish to use programs
173 like Twinbridge on '95 rather than installed system level support
174 for Far East languages. */
175 int w32_enable_unicode_output
;
177 /* Flag to enable Cleartype hack for font metrics. */
178 static int cleartype_active
;
180 DWORD dwWindowsThreadId
= 0;
181 HANDLE hWindowsThread
= NULL
;
182 DWORD dwMainThreadId
= 0;
183 HANDLE hMainThread
= NULL
;
185 int vertical_scroll_bar_min_handle
;
186 int vertical_scroll_bar_top_border
;
187 int vertical_scroll_bar_bottom_border
;
189 int last_scroll_bar_drag_pos
;
191 /* Mouse movement. */
193 /* Where the mouse was last time we reported a mouse event. */
195 static RECT last_mouse_glyph
;
196 static FRAME_PTR last_mouse_glyph_frame
;
197 static Lisp_Object last_mouse_press_frame
;
199 int w32_num_mouse_buttons
;
201 Lisp_Object Vw32_swap_mouse_buttons
;
203 /* Control whether x_raise_frame also sets input focus. */
204 Lisp_Object Vw32_grab_focus_on_raise
;
206 /* Control whether Caps Lock affects non-ascii characters. */
207 Lisp_Object Vw32_capslock_is_shiftlock
;
209 /* Control whether right-alt and left-ctrl should be recognized as AltGr. */
210 Lisp_Object Vw32_recognize_altgr
;
212 /* The scroll bar in which the last motion event occurred.
214 If the last motion event occurred in a scroll bar, we set this
215 so w32_mouse_position can know whether to report a scroll bar motion or
218 If the last motion event didn't occur in a scroll bar, we set this
219 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
220 static Lisp_Object last_mouse_scroll_bar
;
221 static int last_mouse_scroll_bar_pos
;
223 /* This is a hack. We would really prefer that w32_mouse_position would
224 return the time associated with the position it returns, but there
225 doesn't seem to be any way to wrest the time-stamp from the server
226 along with the position query. So, we just keep track of the time
227 of the last movement we received, and return that in hopes that
228 it's somewhat accurate. */
230 static Time last_mouse_movement_time
;
232 /* Incremented by w32_read_socket whenever it really tries to read
236 static int volatile input_signal_count
;
238 static int input_signal_count
;
241 extern Lisp_Object Vcommand_line_args
, Vsystem_name
;
247 /* A mask of extra modifier bits to put into every keyboard char. */
249 extern EMACS_INT extra_keyboard_modifiers
;
251 static void x_update_window_end
P_ ((struct window
*, int, int));
252 static void w32_handle_tool_bar_click
P_ ((struct frame
*,
253 struct input_event
*));
254 static void w32_define_cursor
P_ ((Window
, Cursor
));
256 void x_lower_frame
P_ ((struct frame
*));
257 void x_scroll_bar_clear
P_ ((struct frame
*));
258 void x_wm_set_size_hint
P_ ((struct frame
*, long, int));
259 void x_raise_frame
P_ ((struct frame
*));
260 void x_set_window_size
P_ ((struct frame
*, int, int, int));
261 void x_wm_set_window_state
P_ ((struct frame
*, int));
262 void x_wm_set_icon_pixmap
P_ ((struct frame
*, int));
263 static void w32_initialize
P_ ((void));
264 static void x_font_min_bounds
P_ ((XFontStruct
*, int *, int *));
265 int x_compute_min_glyph_bounds
P_ ((struct frame
*));
266 static void x_update_end
P_ ((struct frame
*));
267 static void w32_frame_up_to_date
P_ ((struct frame
*));
268 static void w32_set_terminal_modes
P_ ((void));
269 static void w32_reset_terminal_modes
P_ ((void));
270 static void x_clear_frame
P_ ((void));
271 static void frame_highlight
P_ ((struct frame
*));
272 static void frame_unhighlight
P_ ((struct frame
*));
273 static void x_new_focus_frame
P_ ((struct w32_display_info
*,
275 static void x_focus_changed
P_ ((int, int, struct w32_display_info
*,
276 struct frame
*, struct input_event
*));
277 static void w32_detect_focus_change
P_ ((struct w32_display_info
*,
278 W32Msg
*, struct input_event
*));
279 static void w32_frame_rehighlight
P_ ((struct frame
*));
280 static void x_frame_rehighlight
P_ ((struct w32_display_info
*));
281 static void x_draw_hollow_cursor
P_ ((struct window
*, struct glyph_row
*));
282 static void x_draw_bar_cursor
P_ ((struct window
*, struct glyph_row
*, int,
283 enum text_cursor_kinds
));
284 static void w32_clip_to_row
P_ ((struct window
*, struct glyph_row
*, int, HDC
));
285 static BOOL my_show_window
P_ ((struct frame
*, HWND
, int));
286 static void my_set_window_pos
P_ ((HWND
, HWND
, int, int, int, int, UINT
));
287 static void my_set_focus
P_ ((struct frame
*, HWND
));
288 static void my_set_foreground_window
P_ ((HWND
));
289 static void my_destroy_window
P_ ((struct frame
*, HWND
));
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
));
535 hdc
= get_frame_dc (f
);
536 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
538 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
540 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
542 release_frame_dc (f
, hdc
);
546 /* End update of window W (which is equal to updated_window).
548 Draw vertical borders between horizontally adjacent windows, and
549 display W's cursor if CURSOR_ON_P is non-zero.
551 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
552 glyphs in mouse-face were overwritten. In that case we have to
553 make sure that the mouse-highlight is properly redrawn.
555 W may be a menu bar pseudo-window in case we don't have X toolkit
556 support. Such windows don't have a cursor, so don't display it
560 x_update_window_end (w
, cursor_on_p
, mouse_face_overwritten_p
)
562 int cursor_on_p
, mouse_face_overwritten_p
;
564 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (XFRAME (w
->frame
));
566 if (!w
->pseudo_window_p
)
571 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
573 output_cursor
.x
, output_cursor
.y
);
575 if (draw_window_fringes (w
, 1))
576 x_draw_vertical_border (w
);
581 /* If a row with mouse-face was overwritten, arrange for
582 XTframe_up_to_date to redisplay the mouse highlight. */
583 if (mouse_face_overwritten_p
)
585 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
586 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
587 dpyinfo
->mouse_face_window
= Qnil
;
590 /* Unhide the caret. This won't actually show the cursor, unless it
591 was visible before the corresponding call to HideCaret in
592 x_update_window_begin. */
593 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
595 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
598 updated_window
= NULL
;
602 /* End update of frame F. This function is installed as a hook in
609 if (! FRAME_W32_P (f
))
612 /* Mouse highlight may be displayed again. */
613 FRAME_W32_DISPLAY_INFO (f
)->mouse_face_defer
= 0;
617 /* This function is called from various places in xdisp.c whenever a
618 complete update has been performed. The global variable
619 updated_window is not available here. */
622 w32_frame_up_to_date (f
)
627 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
629 if (dpyinfo
->mouse_face_deferred_gc
630 || f
== dpyinfo
->mouse_face_mouse_frame
)
633 if (dpyinfo
->mouse_face_mouse_frame
)
634 note_mouse_highlight (dpyinfo
->mouse_face_mouse_frame
,
635 dpyinfo
->mouse_face_mouse_x
,
636 dpyinfo
->mouse_face_mouse_y
);
637 dpyinfo
->mouse_face_deferred_gc
= 0;
644 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
645 arrow bitmaps, or clear the fringes if no bitmaps are required
646 before DESIRED_ROW is made current. The window being updated is
647 found in updated_window. This function is called from
648 update_window_line only if it is known that there are differences
649 between bitmaps to be drawn between current row and DESIRED_ROW. */
652 x_after_update_window_line (desired_row
)
653 struct glyph_row
*desired_row
;
655 struct window
*w
= updated_window
;
661 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
662 desired_row
->redraw_fringe_bitmaps_p
= 1;
664 /* When a window has disappeared, make sure that no rest of
665 full-width rows stays visible in the internal border. Could
666 check here if updated_window is the leftmost/rightmost window,
667 but I guess it's not worth doing since vertically split windows
668 are almost never used, internal border is rarely set, and the
669 overhead is very small. */
670 if (windows_or_buffers_changed
671 && desired_row
->full_width_p
672 && (f
= XFRAME (w
->frame
),
673 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
675 && (height
= desired_row
->visible_height
,
678 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
680 /* Internal border is drawn below the tool bar. */
681 if (WINDOWP (f
->tool_bar_window
)
682 && w
== XWINDOW (f
->tool_bar_window
))
687 HDC hdc
= get_frame_dc (f
);
688 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
689 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
691 release_frame_dc (f
, hdc
);
698 /* Draw the bitmap WHICH in one of the left or right fringes of
699 window W. ROW is the glyph row for which to display the bitmap; it
700 determines the vertical position at which the bitmap has to be
704 w32_draw_fringe_bitmap (w
, row
, p
)
706 struct glyph_row
*row
;
707 struct draw_fringe_bitmap_params
*p
;
709 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
711 struct face
*face
= p
->face
;
714 hdc
= get_frame_dc (f
);
718 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
720 /* If the fringe is adjacent to the left (right) scroll bar of a
721 leftmost (rightmost, respectively) window, then extend its
722 background to the gap between the fringe and the bar. */
723 if ((WINDOW_LEFTMOST_P (w
)
724 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
725 || (WINDOW_RIGHTMOST_P (w
)
726 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
728 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
732 int left
= WINDOW_SCROLL_BAR_AREA_X (w
);
733 int width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
734 * FRAME_COLUMN_WIDTH (f
));
738 /* Bitmap fills the fringe. */
739 if (left
+ width
== p
->x
)
740 bx
= left
+ sb_width
;
741 else if (p
->x
+ p
->wd
== left
)
745 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
747 nx
= width
- sb_width
;
748 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
750 ny
= row
->visible_height
;
755 if (left
+ width
== bx
)
757 bx
= left
+ sb_width
;
758 nx
+= width
- sb_width
;
760 else if (bx
+ nx
== left
)
761 nx
+= width
- sb_width
;
766 if (bx
>= 0 && nx
> 0)
767 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
770 /* Must clip because of partially visible lines. */
771 rowY
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
774 /* Adjust position of "bottom aligned" bitmap on partially
777 int oldVH
= row
->visible_height
;
778 row
->visible_height
= p
->h
;
779 row
->y
-= rowY
- p
->y
;
780 w32_clip_to_row (w
, row
, -1, hdc
);
782 row
->visible_height
= oldVH
;
785 w32_clip_to_row (w
, row
, -1, hdc
);
787 if (p
->which
&& p
->which
< max_fringe_bmp
)
789 HBITMAP pixmap
= fringe_bmp
[p
->which
];
793 compat_hdc
= CreateCompatibleDC (hdc
);
797 horig_obj
= SelectObject (compat_hdc
, pixmap
);
799 /* Paint overlays transparently. */
802 HBRUSH h_brush
, h_orig_brush
;
804 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
805 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
806 h_brush
= CreateSolidBrush (face
->foreground
);
807 h_orig_brush
= SelectObject (hdc
, h_brush
);
809 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
810 compat_hdc
, 0, p
->dh
,
812 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
813 compat_hdc
, 0, p
->dh
,
815 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
816 compat_hdc
, 0, p
->dh
,
819 SelectObject (hdc
, h_orig_brush
);
820 DeleteObject (h_brush
);
824 SetTextColor (hdc
, face
->background
);
825 SetBkColor (hdc
, (p
->cursor_p
826 ? f
->output_data
.w32
->cursor_pixel
827 : face
->foreground
));
829 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
830 compat_hdc
, 0, p
->dh
,
834 SelectObject (compat_hdc
, horig_obj
);
835 DeleteDC (compat_hdc
);
839 w32_set_clip_rectangle (hdc
, NULL
);
841 release_frame_dc (f
, hdc
);
845 w32_define_fringe_bitmap (which
, bits
, h
, wd
)
847 unsigned short *bits
;
850 if (which
>= max_fringe_bmp
)
852 int i
= max_fringe_bmp
;
853 max_fringe_bmp
= which
+ 20;
854 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
855 while (i
< max_fringe_bmp
)
859 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
863 w32_destroy_fringe_bitmap (which
)
866 if (which
>= max_fringe_bmp
)
869 if (fringe_bmp
[which
])
870 DeleteObject (fringe_bmp
[which
]);
871 fringe_bmp
[which
] = 0;
876 /* This is called when starting Emacs and when restarting after
877 suspend. When starting Emacs, no window is mapped. And nothing
878 must be done to Emacs's own window if it is suspended (though that
882 w32_set_terminal_modes (void)
886 /* This is called when exiting or suspending Emacs. Exiting will make
887 the W32 windows go away, and suspending requires no action. */
890 w32_reset_terminal_modes (void)
896 /***********************************************************************
898 ***********************************************************************/
900 /* Function prototypes of this page. */
902 XCharStruct
*w32_per_char_metric
P_ ((XFontStruct
*, wchar_t *, int));
903 static int w32_encode_char
P_ ((int, wchar_t *, struct font_info
*,
904 struct charset
*, int *));
907 /* Get metrics of character CHAR2B in FONT. Value is always non-null.
908 If CHAR2B is not contained in FONT, the font's default character
909 metric is returned. */
912 w32_bdf_per_char_metric (font
, char2b
, dim
, pcm
)
918 glyph_metric
* bdf_metric
;
922 buf
[0] = (char)(*char2b
);
925 buf
[0] = XCHAR2B_BYTE1 (char2b
);
926 buf
[1] = XCHAR2B_BYTE2 (char2b
);
929 bdf_metric
= w32_BDF_TextMetric (font
->bdf
, buf
, dim
);
933 pcm
->width
= bdf_metric
->dwidth
;
934 pcm
->lbearing
= bdf_metric
->bbox
;
935 pcm
->rbearing
= bdf_metric
->dwidth
936 - (bdf_metric
->bbox
+ bdf_metric
->bbw
);
937 pcm
->ascent
= bdf_metric
->bboy
+ bdf_metric
->bbh
;
938 pcm
->descent
= -bdf_metric
->bboy
;
947 w32_native_per_char_metric (font
, char2b
, font_type
, pcm
)
950 enum w32_char_font_type font_type
;
953 HDC hdc
= GetDC (NULL
);
957 xassert (font
&& char2b
);
958 xassert (font
->hfont
);
959 xassert (font_type
== UNICODE_FONT
|| font_type
== ANSI_FONT
);
961 old_font
= SelectObject (hdc
, font
->hfont
);
963 if ((font
->tm
.tmPitchAndFamily
& TMPF_TRUETYPE
) != 0)
967 if (font_type
== UNICODE_FONT
)
968 retval
= GetCharABCWidthsW (hdc
, *char2b
, *char2b
, &char_widths
);
970 retval
= GetCharABCWidthsA (hdc
, *char2b
, *char2b
, &char_widths
);
975 /* Disabled until we can find a way to get the right results
976 on all versions of Windows. */
978 /* Don't trust the ABC widths. For synthesized fonts they are
979 wrong, and so is the result of GetCharWidth()! */
981 GetCharWidth (hdc
, *char2b
, *char2b
, &real_width
);
983 if (cleartype_active
)
985 /* Cleartype antialiasing causes characters to overhang
986 by a pixel on each side compared with what GetCharABCWidths
988 char_widths
.abcA
-= 1;
989 char_widths
.abcC
-= 1;
990 char_widths
.abcB
+= 2;
993 pcm
->width
= char_widths
.abcA
+ char_widths
.abcB
+ char_widths
.abcC
;
995 /* As far as I can tell, this is the best way to determine what
996 ExtTextOut will do with the broken font. */
997 if (pcm
->width
!= real_width
)
998 pcm
->width
= (pcm
->width
+ real_width
) / 2;
1000 pcm
->lbearing
= char_widths
.abcA
;
1001 pcm
->rbearing
= char_widths
.abcA
+ char_widths
.abcB
;
1002 pcm
->ascent
= FONT_BASE (font
);
1003 pcm
->descent
= FONT_DESCENT (font
);
1009 /* Either font is not a True-type font, or GetCharABCWidthsW
1010 failed (it is not supported on Windows 9x for instance), so we
1011 can't determine the full info we would like. All is not lost
1012 though - we can call GetTextExtentPoint32 to get rbearing and
1013 deduce width based on the font's per-string overhang. lbearing
1014 is assumed to be zero. */
1016 /* TODO: Some Thai characters (and other composites if Windows
1017 supports them) do have lbearing, and report their total width
1018 as zero. Need some way of handling them when
1019 GetCharABCWidthsW fails. */
1022 if (font_type
== UNICODE_FONT
)
1023 retval
= GetTextExtentPoint32W (hdc
, char2b
, 1, &sz
);
1025 retval
= GetTextExtentPoint32A (hdc
, (char*)char2b
, 1, &sz
);
1030 pcm
->rbearing
= sz
.cx
+ font
->tm
.tmOverhang
;
1032 pcm
->ascent
= FONT_BASE (font
);
1033 pcm
->descent
= FONT_DESCENT (font
);
1038 if (pcm
->width
== 0 && (pcm
->rbearing
- pcm
->lbearing
) == 0)
1043 SelectObject (hdc
, old_font
);
1044 ReleaseDC (NULL
, hdc
);
1051 w32_per_char_metric (font
, char2b
, font_type
)
1054 int /* enum w32_char_font_type */ font_type
;
1056 /* The result metric information. */
1060 xassert (font
&& char2b
);
1062 /* TODO: This function is currently called through the RIF, and in
1063 some cases font_type is UNKNOWN_FONT. We currently allow the
1064 cached metrics to be used, which seems to work, but in cases
1065 where font_type is UNKNOWN_FONT, we probably haven't encoded
1066 char2b appropriately. All callers need checking to see what they
1067 are passing. This is most likely to affect variable width fonts
1068 outside the Latin-1 range, particularly in languages like Thai
1069 that rely on rbearing and lbearing to provide composition. I
1070 don't think that is working currently anyway, but we don't seem
1071 to have anyone testing such languages on Windows. */
1073 /* Handle the common cases quickly. */
1074 if (!font
->bdf
&& font
->per_char
== NULL
)
1075 /* TODO: determine whether char2b exists in font? */
1076 return &font
->max_bounds
;
1077 else if (!font
->bdf
&& *char2b
< 128)
1078 return &font
->per_char
[*char2b
];
1080 xassert (font_type
!= UNKNOWN_FONT
);
1082 pcm
= &font
->scratch
;
1084 if (font_type
== BDF_1D_FONT
)
1085 retval
= w32_bdf_per_char_metric (font
, char2b
, 1, pcm
);
1086 else if (font_type
== BDF_2D_FONT
)
1087 retval
= w32_bdf_per_char_metric (font
, char2b
, 2, pcm
);
1089 retval
= w32_native_per_char_metric (font
, char2b
, font_type
, pcm
);
1098 w32_cache_char_metrics (font
)
1101 wchar_t char2b
= L
'x';
1103 /* Cache char metrics for the common cases. */
1106 /* TODO: determine whether font is fixed-pitch. */
1107 if (!w32_bdf_per_char_metric (font
, &char2b
, 1, &font
->max_bounds
))
1109 /* Use the font width and height as max bounds, as not all BDF
1110 fonts contain the letter 'x'. */
1111 font
->max_bounds
.width
= FONT_WIDTH (font
);
1112 font
->max_bounds
.lbearing
= -font
->bdf
->llx
;
1113 font
->max_bounds
.rbearing
= FONT_WIDTH (font
) - font
->bdf
->urx
;
1114 font
->max_bounds
.ascent
= FONT_BASE (font
);
1115 font
->max_bounds
.descent
= FONT_DESCENT (font
);
1120 if (((font
->tm
.tmPitchAndFamily
& TMPF_FIXED_PITCH
) != 0)
1121 /* Some fonts (eg DBCS fonts) are marked as fixed width even
1122 though they contain characters of different widths. */
1123 || (font
->tm
.tmMaxCharWidth
!= font
->tm
.tmAveCharWidth
))
1125 /* Font is not fixed pitch, so cache per_char info for the
1126 ASCII characters. It would be much more work, and probably
1127 not worth it, to cache other chars, since we may change
1128 between using Unicode and ANSI text drawing functions at
1132 font
->per_char
= xmalloc (128 * sizeof(XCharStruct
));
1133 for (i
= 0; i
< 128; i
++)
1136 w32_native_per_char_metric (font
, &char2b
, ANSI_FONT
,
1137 &font
->per_char
[i
]);
1141 w32_native_per_char_metric (font
, &char2b
, ANSI_FONT
,
1147 /* Determine if a font is double byte. */
1148 int w32_font_is_double_byte (XFontStruct
*font
)
1150 return font
->double_byte_p
;
1155 w32_use_unicode_for_codepage (codepage
)
1158 /* If the current codepage is supported, use Unicode for output. */
1159 return (w32_enable_unicode_output
1160 && codepage
!= CP_8BIT
1161 && (codepage
== CP_UNICODE
|| IsValidCodePage (codepage
)));
1164 /* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is
1165 the two-byte form of C. Encoding is returned in *CHAR2B. */
1167 static int /* enum w32_char_font_type */
1168 w32_encode_char (c
, char2b
, font_info
, charset
, two_byte_p
)
1171 struct font_info
*font_info
;
1172 struct charset
*charset
;
1177 int internal_two_byte_p
= 0;
1179 XFontStruct
*font
= font_info
->font
;
1181 internal_two_byte_p
= w32_font_is_double_byte (font
);
1182 codepage
= font_info
->codepage
;
1184 /* If font can output unicode, use the original unicode character. */
1185 if ( font
&& !font
->bdf
&& w32_use_unicode_for_codepage (codepage
)
1190 internal_two_byte_p
= 1;
1193 /* FONT_INFO may define a scheme by which to encode byte1 and byte2.
1194 This may be either a program in a special encoder language or a
1196 else if (font_info
->font_encoder
)
1198 /* It's a program. */
1199 struct ccl_program
*ccl
= font_info
->font_encoder
;
1201 if (CHARSET_DIMENSION (charset
) == 1)
1203 ccl
->reg
[0] = CHARSET_ID (charset
);
1204 ccl
->reg
[1] = XCHAR2B_BYTE2 (char2b
);
1209 ccl
->reg
[0] = CHARSET_ID (charset
);
1210 ccl
->reg
[1] = XCHAR2B_BYTE1 (char2b
);
1211 ccl
->reg
[2] = XCHAR2B_BYTE2 (char2b
);
1214 ccl_driver (ccl
, NULL
, NULL
, 0, 0, Qnil
);
1216 /* We assume that MSBs are appropriately set/reset by CCL
1218 if (!internal_two_byte_p
) /* 1-byte font */
1219 STORE_XCHAR2B (char2b
, 0, ccl
->reg
[1]);
1221 STORE_XCHAR2B (char2b
, ccl
->reg
[1], ccl
->reg
[2]);
1223 else if (font_info
->encoding_type
)
1225 /* Fixed encoding scheme. See fontset.h for the meaning of the
1226 encoding numbers. */
1227 unsigned char enc
= font_info
->encoding_type
;
1229 if ((enc
== 1 || enc
== 2)
1230 && CHARSET_DIMENSION (charset
) == 2)
1231 STORE_XCHAR2B (char2b
, XCHAR2B_BYTE1 (char2b
) | 0x80, XCHAR2B_BYTE2 (char2b
));
1233 if (enc
== 1 || enc
== 3 || (enc
== 4 && CHARSET_DIMENSION (charset
) == 1))
1234 STORE_XCHAR2B (char2b
, XCHAR2B_BYTE1 (char2b
), XCHAR2B_BYTE2 (char2b
) | 0x80);
1237 int code
= (int) (*char2b
);
1240 STORE_XCHAR2B (char2b
, (code
>> 8), (code
& 0xFF));
1245 *two_byte_p
= internal_two_byte_p
;
1248 return UNKNOWN_FONT
;
1249 else if (font
->bdf
&& CHARSET_DIMENSION (charset
) == 1)
1254 return UNICODE_FONT
;
1260 /* Return a char-table whose elements are t if the font FONT_INFO
1261 contains a glyph for the corresponding character, and nil if not.
1263 Fixme: For the moment, this function works only for fonts whose
1264 glyph encoding is the same as Unicode (e.g. ISO10646-1 fonts). */
1267 x_get_font_repertory (f
, font_info
)
1269 struct font_info
*font_info
;
1271 XFontStruct
*font
= (XFontStruct
*) font_info
->font
;
1273 int min_byte1
, max_byte1
, min_byte2
, max_byte2
;
1275 struct charset
*charset
= CHARSET_FROM_ID (font_info
->charset
);
1276 int offset
= CHARSET_OFFSET (charset
);
1278 table
= Fmake_char_table (Qnil
, Qnil
);
1280 if (!font
->bdf
&& pfnGetFontUnicodeRanges
)
1283 DWORD glyphset_size
;
1284 HDC display
= get_frame_dc (f
);
1288 prev_font
= SelectObject (display
, font
->hfont
);
1290 /* First call GetFontUnicodeRanges to find out how big a structure
1292 glyphset_size
= pfnGetFontUnicodeRanges (display
, NULL
);
1295 glyphset
= (GLYPHSET
*) alloca (glyphset_size
);
1296 glyphset
->cbThis
= glyphset_size
;
1298 /* Now call it again to get the ranges. */
1299 glyphset_size
= pfnGetFontUnicodeRanges (display
, glyphset
);
1303 /* Store the ranges in TABLE. */
1304 for (i
= 0; i
< glyphset
->cRanges
; i
++)
1306 int from
= glyphset
->ranges
[i
].wcLow
;
1307 int to
= from
+ glyphset
->ranges
[i
].cGlyphs
- 1;
1308 char_table_set_range (table
, from
, to
, Qt
);
1313 SelectObject (display
, prev_font
);
1314 release_frame_dc (f
, display
);
1316 /* If we got the information we wanted above, then return it. */
1321 #if 0 /* TODO: Convert to work on Windows so BDF and older platforms work. */
1322 /* When GetFontUnicodeRanges is not available or does not work,
1323 work it out manually. */
1324 min_byte1
= font
->min_byte1
;
1325 max_byte1
= font
->max_byte1
;
1326 min_byte2
= font
->min_char_or_byte2
;
1327 max_byte2
= font
->max_char_or_byte2
;
1328 if (min_byte1
== 0 && max_byte1
== 0)
1330 if (! font
->per_char
|| font
->all_chars_exist
== True
)
1333 char_table_set_range (table
, offset
+ min_byte2
,
1334 offset
+ max_byte2
, Qt
);
1336 for (; min_byte2
<= max_byte2
; min_byte2
++)
1338 c
= DECODE_CHAR (charset
, min_byte2
);
1339 CHAR_TABLE_SET (table
, c
, Qt
);
1344 XCharStruct
*pcm
= font
->per_char
;
1348 for (i
= min_byte2
; i
<= max_byte2
; i
++, pcm
++)
1350 if (pcm
->width
== 0 && pcm
->rbearing
== pcm
->lbearing
)
1355 char_table_set_range (table
, offset
+ from
,
1356 offset
+ i
- 1, Qt
);
1358 for (; from
< i
; from
++)
1360 c
= DECODE_CHAR (charset
, from
);
1361 CHAR_TABLE_SET (table
, c
, Qt
);
1372 char_table_set_range (table
, offset
+ from
, offset
+ i
- 1,
1375 for (; from
< i
; from
++)
1377 c
= DECODE_CHAR (charset
, from
);
1378 CHAR_TABLE_SET (table
, c
, Qt
);
1385 if (! font
->per_char
|| font
->all_chars_exist
== True
)
1390 for (i
= min_byte1
; i
<= max_byte1
; i
++)
1391 char_table_set_range
1392 (table
, offset
+ ((i
<< 8) | min_byte2
),
1393 offset
+ ((i
<< 8) | max_byte2
), Qt
);
1395 for (i
= min_byte1
; i
<= max_byte1
; i
++)
1396 for (j
= min_byte2
; j
<= max_byte2
; j
++)
1398 unsiged code
= (i
<< 8) | j
;
1399 c
= DECODE_CHAR (charset
, code
);
1400 CHAR_TABLE_SET (table
, c
, Qt
);
1405 XCharStruct
*pcm
= font
->per_char
;
1408 for (i
= min_byte1
; i
<= max_byte1
; i
++)
1413 for (j
= min_byte2
; j
<= max_byte2
; j
++, pcm
++)
1415 if (pcm
->width
== 0 && pcm
->rbearing
== pcm
->lbearing
)
1420 char_table_set_range
1421 (table
, offset
+ ((i
<< 8) | from
),
1422 offset
+ ((i
<< 8) | (j
- 1)), Qt
);
1425 for (; from
< j
; from
++)
1427 unsigned code
= (i
<< 8) | from
;
1428 c
= ENCODE_CHAR (charset
, code
);
1429 CHAR_TABLE_SET (table
, c
, Qt
);
1441 char_table_set_range
1442 (table
, offset
+ ((i
<< 8) | from
),
1443 offset
+ ((i
<< 8) | (j
- 1)), Qt
);
1446 for (; from
< j
; from
++)
1448 unsigned code
= (i
<< 8) | from
;
1449 c
= DECODE_CHAR (charset
, code
);
1450 CHAR_TABLE_SET (table
, c
, Qt
);
1462 /***********************************************************************
1464 ***********************************************************************/
1467 /* Encapsulate the different ways of displaying text under W32. */
1470 w32_text_out (s
, x
, y
,chars
,nchars
)
1471 struct glyph_string
* s
;
1476 int charset_dim
= w32_font_is_double_byte (s
->font
) ? 2 : 1;
1478 w32_BDF_TextOut (s
->font
->bdf
, s
->hdc
,
1479 x
, y
, (char *) chars
, charset_dim
,
1480 nchars
* charset_dim
, 0);
1481 else if (s
->first_glyph
->font_type
== UNICODE_FONT
)
1482 ExtTextOutW (s
->hdc
, x
, y
, 0, NULL
, chars
, nchars
, NULL
);
1484 ExtTextOutA (s
->hdc
, x
, y
, 0, NULL
, (char *) chars
,
1485 nchars
* charset_dim
, NULL
);
1489 static void x_set_glyph_string_clipping
P_ ((struct glyph_string
*));
1490 static void x_set_glyph_string_gc
P_ ((struct glyph_string
*));
1491 static void x_draw_glyph_string_background
P_ ((struct glyph_string
*,
1493 static void x_draw_glyph_string_foreground
P_ ((struct glyph_string
*));
1494 static void x_draw_composite_glyph_string_foreground
P_ ((struct glyph_string
*));
1495 static void x_draw_glyph_string_box
P_ ((struct glyph_string
*));
1496 static void x_draw_glyph_string
P_ ((struct glyph_string
*));
1497 static void x_set_cursor_gc
P_ ((struct glyph_string
*));
1498 static void x_set_mode_line_face_gc
P_ ((struct glyph_string
*));
1499 static void x_set_mouse_face_gc
P_ ((struct glyph_string
*));
1500 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
1501 static void w32_setup_relief_color
P_ ((struct frame
*, struct relief
*,
1502 double, int, COLORREF
));
1503 static void x_setup_relief_colors
P_ ((struct glyph_string
*));
1504 static void x_draw_image_glyph_string
P_ ((struct glyph_string
*));
1505 static void x_draw_image_relief
P_ ((struct glyph_string
*));
1506 static void x_draw_image_foreground
P_ ((struct glyph_string
*));
1507 static void w32_draw_image_foreground_1
P_ ((struct glyph_string
*, HBITMAP
));
1508 static void x_clear_glyph_string_rect
P_ ((struct glyph_string
*, int,
1510 static void w32_draw_relief_rect
P_ ((struct frame
*, int, int, int, int,
1511 int, int, int, int, int, int,
1513 static void w32_draw_box_rect
P_ ((struct glyph_string
*, int, int, int, int,
1514 int, int, int, RECT
*));
1517 static void x_check_font
P_ ((struct frame
*, XFontStruct
*));
1521 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
1526 struct glyph_string
*s
;
1528 if (s
->font
== FRAME_FONT (s
->f
)
1529 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1530 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1532 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1535 /* Cursor on non-default face: must merge. */
1539 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1540 xgcv
.foreground
= s
->face
->background
;
1542 /* If the glyph would be invisible, try a different foreground. */
1543 if (xgcv
.foreground
== xgcv
.background
)
1544 xgcv
.foreground
= s
->face
->foreground
;
1545 if (xgcv
.foreground
== xgcv
.background
)
1546 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1547 if (xgcv
.foreground
== xgcv
.background
)
1548 xgcv
.foreground
= s
->face
->foreground
;
1550 /* Make sure the cursor is distinct from text in this face. */
1551 if (xgcv
.background
== s
->face
->background
1552 && xgcv
.foreground
== s
->face
->foreground
)
1554 xgcv
.background
= s
->face
->foreground
;
1555 xgcv
.foreground
= s
->face
->background
;
1558 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1559 xgcv
.font
= s
->font
;
1560 mask
= GCForeground
| GCBackground
| GCFont
;
1562 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1563 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1566 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1567 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1569 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1574 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1577 x_set_mouse_face_gc (s
)
1578 struct glyph_string
*s
;
1583 /* What face has to be used last for the mouse face? */
1584 face_id
= FRAME_W32_DISPLAY_INFO (s
->f
)->mouse_face_face_id
;
1585 face
= FACE_FROM_ID (s
->f
, face_id
);
1587 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1589 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1590 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1592 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1593 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1594 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1596 /* If font in this face is same as S->font, use it. */
1597 if (s
->font
== s
->face
->font
)
1598 s
->gc
= s
->face
->gc
;
1599 #ifdef USE_FONT_BACKEND
1600 else if (enable_font_backend
)
1601 /* No need of setting a font for s->gc. */
1602 s
->gc
= s
->face
->gc
;
1603 #endif /* USE_FONT_BACKEND */
1606 /* Otherwise construct scratch_cursor_gc with values from FACE
1611 xgcv
.background
= s
->face
->background
;
1612 xgcv
.foreground
= s
->face
->foreground
;
1613 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1614 xgcv
.font
= s
->font
;
1615 mask
= GCForeground
| GCBackground
| GCFont
;
1617 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1618 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1621 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1622 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1624 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1627 xassert (s
->gc
!= 0);
1631 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1632 Faces to use in the mode line have already been computed when the
1633 matrix was built, so there isn't much to do, here. */
1636 x_set_mode_line_face_gc (s
)
1637 struct glyph_string
*s
;
1639 s
->gc
= s
->face
->gc
;
1643 /* Set S->gc of glyph string S for drawing that glyph string. Set
1644 S->stippled_p to a non-zero value if the face of S has a stipple
1648 x_set_glyph_string_gc (s
)
1649 struct glyph_string
*s
;
1651 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1653 if (s
->hl
== DRAW_NORMAL_TEXT
)
1655 s
->gc
= s
->face
->gc
;
1656 s
->stippled_p
= s
->face
->stipple
!= 0;
1658 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1660 x_set_mode_line_face_gc (s
);
1661 s
->stippled_p
= s
->face
->stipple
!= 0;
1663 else if (s
->hl
== DRAW_CURSOR
)
1665 x_set_cursor_gc (s
);
1668 else if (s
->hl
== DRAW_MOUSE_FACE
)
1670 x_set_mouse_face_gc (s
);
1671 s
->stippled_p
= s
->face
->stipple
!= 0;
1673 else if (s
->hl
== DRAW_IMAGE_RAISED
1674 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1676 s
->gc
= s
->face
->gc
;
1677 s
->stippled_p
= s
->face
->stipple
!= 0;
1681 s
->gc
= s
->face
->gc
;
1682 s
->stippled_p
= s
->face
->stipple
!= 0;
1685 /* GC must have been set. */
1686 xassert (s
->gc
!= 0);
1690 /* Set clipping for output of glyph string S. S may be part of a mode
1691 line or menu if we don't have X toolkit support. */
1694 x_set_glyph_string_clipping (s
)
1695 struct glyph_string
*s
;
1698 get_glyph_string_clip_rect (s
, &r
);
1699 w32_set_clip_rectangle (s
->hdc
, &r
);
1700 #ifdef USE_FONT_BACKEND
1701 s
->clip_x
= r
.left
, s
->clip_y
= r
.top
;
1702 s
->clip_width
= r
.right
- r
.left
, s
->clip_height
= r
.bottom
- r
.top
;
1703 #endif /* USE_FONT_BACKEND */
1706 /* Set SRC's clipping for output of glyph string DST. This is called
1707 when we are drawing DST's left_overhang or right_overhang only in
1711 x_set_glyph_string_clipping_exactly (src
, dst
)
1712 struct glyph_string
*src
, *dst
;
1716 #ifdef USE_FONT_BACKEND
1717 if (enable_font_backend
)
1719 r
.left
= dst
->clip_x
= src
->x
;
1720 r
.right
= r
.left
+ (dst
->clip_width
= src
->width
);
1721 r
.top
= dst
->clip_y
= src
->y
;
1722 r
.bottom
= r
.top
+ (dst
->clip_height
= src
->height
);
1726 #endif /* USE_FONT_BACKEND */
1727 struct glyph_string
*clip_head
= src
->clip_head
;
1728 struct glyph_string
*clip_tail
= src
->clip_tail
;
1730 /* This foces clipping just this glyph string. */
1731 src
->clip_head
= src
->clip_tail
= src
;
1732 get_glyph_string_clip_rect (src
, &r
);
1733 src
->clip_head
= clip_head
, src
->clip_tail
= clip_tail
;
1734 #ifdef USE_FONT_BACKEND
1736 #endif /* USE_FONT_BACKEND */
1737 w32_set_clip_rectangle (dst
->hdc
, &r
);
1741 Compute left and right overhang of glyph string S. If S is a glyph
1742 string for a composition, assume overhangs don't exist. */
1745 w32_compute_glyph_string_overhangs (s
)
1746 struct glyph_string
*s
;
1748 /* TODO: Windows does not appear to have a method for
1749 getting this info without getting the ABC widths for each
1750 individual character and working it out manually. */
1755 w32_get_glyph_overhangs (glyph
, f
, left
, right
)
1756 struct glyph
*glyph
;
1760 HDC hdc
= get_frame_dc (f
);
1761 /* Convert to unicode! */
1762 x_get_glyph_overhangs (glyph
, f
, left
, right
);
1763 release_frame_dc (f
, hdc
);
1767 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1770 x_clear_glyph_string_rect (s
, x
, y
, w
, h
)
1771 struct glyph_string
*s
;
1779 /* Take clipping into account. */
1780 if (s
->gc
->clip_mask
== Rect
)
1782 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1783 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1784 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1785 - s
->gc
->clip_rectangle
.left
);
1786 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1787 - s
->gc
->clip_rectangle
.top
);
1790 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1795 /* Draw the background of glyph_string S. If S->background_filled_p
1796 is non-zero don't draw it. FORCE_P non-zero means draw the
1797 background even if it wouldn't be drawn normally. This is used
1798 when a string preceding S draws into the background of S, or S
1799 contains the first component of a composition. */
1802 x_draw_glyph_string_background (s
, force_p
)
1803 struct glyph_string
*s
;
1806 /* Nothing to do if background has already been drawn or if it
1807 shouldn't be drawn in the first place. */
1808 if (!s
->background_filled_p
)
1810 int box_line_width
= max (s
->face
->box_line_width
, 0);
1812 #if 0 /* TODO: stipple */
1815 /* Fill background with a stipple pattern. */
1816 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1817 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1818 s
->y
+ box_line_width
,
1819 s
->background_width
,
1820 s
->height
- 2 * box_line_width
);
1821 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1822 s
->background_filled_p
= 1;
1826 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1827 || s
->font_not_found_p
1828 || s
->extends_to_end_of_line_p
1832 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1833 s
->background_width
,
1834 s
->height
- 2 * box_line_width
);
1835 s
->background_filled_p
= 1;
1841 /* Draw the foreground of glyph string S. */
1844 x_draw_glyph_string_foreground (s
)
1845 struct glyph_string
*s
;
1850 /* If first glyph of S has a left box line, start drawing the text
1851 of S to the right of that box line. */
1852 if (s
->face
->box
!= FACE_NO_BOX
1853 && s
->first_glyph
->left_box_line_p
)
1854 x
= s
->x
+ abs (s
->face
->box_line_width
);
1858 if (s
->for_overlaps
|| (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1859 SetBkMode (s
->hdc
, TRANSPARENT
);
1861 SetBkMode (s
->hdc
, OPAQUE
);
1863 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1864 SetBkColor (s
->hdc
, s
->gc
->background
);
1865 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1867 if (s
->font
&& s
->font
->hfont
)
1868 old_font
= SelectObject (s
->hdc
, s
->font
->hfont
);
1870 /* Draw characters of S as rectangles if S's font could not be
1872 if (s
->font_not_found_p
)
1874 for (i
= 0; i
< s
->nchars
; ++i
)
1876 struct glyph
*g
= s
->first_glyph
+ i
;
1878 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1880 x
+= g
->pixel_width
;
1883 #ifdef USE_FONT_BACKEND
1884 else if (enable_font_backend
)
1886 int boff
= s
->font_info
->baseline_offset
;
1887 struct font
*font
= (struct font
*) s
->font_info
;
1890 if (s
->font_info
->vertical_centering
)
1891 boff
= VCENTER_BASELINE_OFFSET (s
->font
, s
->f
) - boff
;
1893 y
= s
->ybase
- boff
;
1895 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1896 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1898 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1899 if (s
->face
->overstrike
)
1900 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1902 #endif /* USE_FONT_BACKEND */
1905 char *char1b
= (char *) s
->char2b
;
1906 int boff
= s
->font_info
->baseline_offset
;
1908 if (s
->font_info
->vertical_centering
)
1909 boff
= VCENTER_BASELINE_OFFSET (s
->font
, s
->f
) - boff
;
1911 /* If we can use 8-bit functions, condense S->char2b. */
1913 for (i
= 0; i
< s
->nchars
; ++i
)
1914 char1b
[i
] = XCHAR2B_BYTE2 (&s
->char2b
[i
]);
1916 /* Draw text with TextOut and friends. */
1917 w32_text_out (s
, x
, s
->ybase
- boff
, s
->char2b
, s
->nchars
);
1919 if (s
->face
->overstrike
)
1921 /* For overstriking (to simulate bold-face), draw the
1922 characters again shifted to the right by one pixel. */
1923 int old_BkMode
= SetBkMode (s
->hdc
, TRANSPARENT
);
1924 w32_text_out (s
, x
+ 1, s
->ybase
- boff
, s
->char2b
, s
->nchars
);
1925 if (old_BkMode
&& old_BkMode
!= TRANSPARENT
)
1926 SetBkMode (s
->hdc
, old_BkMode
);
1929 if (s
->font
&& s
->font
->hfont
)
1930 SelectObject (s
->hdc
, old_font
);
1933 /* Draw the foreground of composite glyph string S. */
1936 x_draw_composite_glyph_string_foreground (s
)
1937 struct glyph_string
*s
;
1942 /* If first glyph of S has a left box line, start drawing the text
1943 of S to the right of that box line. */
1944 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1945 && s
->first_glyph
->left_box_line_p
)
1946 x
= s
->x
+ abs (s
->face
->box_line_width
);
1950 /* S is a glyph string for a composition. S->gidx is the index of
1951 the first character drawn for glyphs of this composition.
1952 S->gidx == 0 means we are drawing the very first character of
1953 this composition. */
1955 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1956 SetBkColor (s
->hdc
, s
->gc
->background
);
1957 SetBkMode (s
->hdc
, TRANSPARENT
);
1958 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1960 if (s
->font
&& s
->font
->hfont
)
1961 old_font
= SelectObject (s
->hdc
, s
->font
->hfont
);
1963 /* Draw a rectangle for the composition if the font for the very
1964 first character of the composition could not be loaded. */
1965 if (s
->font_not_found_p
)
1968 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1971 #ifdef USE_FONT_BACKEND
1972 else if (enable_font_backend
)
1974 struct font
*font
= (struct font
*) s
->font_info
;
1978 if (s
->cmp
->method
== COMPOSITION_WITH_GLYPH_STRING
)
1980 Lisp_Object gstring
= AREF (XHASH_TABLE (composition_hash_table
)
1982 s
->cmp
->hash_index
* 2);
1985 for (i
= from
= 0; i
< s
->nchars
; i
++)
1987 Lisp_Object g
= LGSTRING_GLYPH (gstring
, i
);
1988 Lisp_Object adjustment
= LGLYPH_ADJUSTMENT (g
);
1989 int xoff
, yoff
, wadjust
;
1991 if (! VECTORP (adjustment
))
1993 width
+= XINT (LGLYPH_WIDTH (g
));
1998 font
->driver
->draw (s
, from
, i
, x
, y
, 0);
2001 xoff
= XINT (AREF (adjustment
, 0));
2002 yoff
= XINT (AREF (adjustment
, 1));
2003 wadjust
= XINT (AREF (adjustment
, 2));
2005 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
2006 x
+= XINT (LGLYPH_WIDTH (g
)) + wadjust
;
2011 font
->driver
->draw (s
, from
, i
, x
, y
, 0);
2015 for (i
= 0, j
= s
->gidx
; i
< s
->nchars
; i
++, j
++)
2016 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
2018 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
2019 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
2021 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
2022 if (s
->face
->overstrike
)
2023 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
2027 #endif /* USE_FONT_BACKEND */
2030 for (i
= 0, j
= s
->gidx
; i
< s
->nchars
; i
++, j
++)
2033 w32_text_out (s
, x
+ s
->cmp
->offsets
[j
* 2],
2034 s
->ybase
- s
->cmp
->offsets
[j
* 2 + 1],
2036 if (s
->face
->overstrike
)
2037 w32_text_out (s
, x
+ s
->cmp
->offsets
[j
* 2] + 1,
2038 s
->ybase
- s
->cmp
->offsets
[j
+ 1],
2043 if (s
->font
&& s
->font
->hfont
)
2044 SelectObject (s
->hdc
, old_font
);
2048 /* Brightness beyond which a color won't have its highlight brightness
2051 Nominally, highlight colors for `3d' faces are calculated by
2052 brightening an object's color by a constant scale factor, but this
2053 doesn't yield good results for dark colors, so for colors who's
2054 brightness is less than this value (on a scale of 0-255) have to
2055 use an additional additive factor.
2057 The value here is set so that the default menu-bar/mode-line color
2058 (grey75) will not have its highlights changed at all. */
2059 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
2062 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
2063 or DELTA. Try a color with RGB values multiplied by FACTOR first.
2064 If this produces the same color as COLOR, try a color where all RGB
2065 values have DELTA added. Return the allocated color in *COLOR.
2066 DISPLAY is the X display, CMAP is the colormap to operate on.
2067 Value is non-zero if successful. */
2070 w32_alloc_lighter_color (f
, color
, factor
, delta
)
2079 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
2082 /* Change RGB values by specified FACTOR. Avoid overflow! */
2083 xassert (factor
>= 0);
2084 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
2085 min (0xff, factor
* GetGValue (*color
)),
2086 min (0xff, factor
* GetBValue (*color
)));
2088 /* Calculate brightness of COLOR. */
2089 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
2090 + GetBValue (*color
)) / 6;
2092 /* We only boost colors that are darker than
2093 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
2094 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
2095 /* Make an additive adjustment to NEW, because it's dark enough so
2096 that scaling by FACTOR alone isn't enough. */
2098 /* How far below the limit this color is (0 - 1, 1 being darker). */
2099 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
2100 /* The additive adjustment. */
2101 int min_delta
= delta
* dimness
* factor
/ 2;
2104 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
2105 max (0, min (0xff, min_delta
- GetGValue (*color
))),
2106 max (0, min (0xff, min_delta
- GetBValue (*color
))));
2108 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
2109 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
2110 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
2114 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
2115 max (0, min (0xff, delta
+ GetGValue (*color
))),
2116 max (0, min (0xff, delta
+ GetBValue (*color
))));
2118 /* TODO: Map to palette and retry with delta if same? */
2119 /* TODO: Free colors (if using palette)? */
2130 /* Set up the foreground color for drawing relief lines of glyph
2131 string S. RELIEF is a pointer to a struct relief containing the GC
2132 with which lines will be drawn. Use a color that is FACTOR or
2133 DELTA lighter or darker than the relief's background which is found
2134 in S->f->output_data.x->relief_background. If such a color cannot
2135 be allocated, use DEFAULT_PIXEL, instead. */
2138 w32_setup_relief_color (f
, relief
, factor
, delta
, default_pixel
)
2140 struct relief
*relief
;
2143 COLORREF default_pixel
;
2146 struct w32_output
*di
= f
->output_data
.w32
;
2147 unsigned long mask
= GCForeground
;
2149 COLORREF background
= di
->relief_background
;
2150 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
2152 /* TODO: Free colors (if using palette)? */
2154 /* Allocate new color. */
2155 xgcv
.foreground
= default_pixel
;
2157 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
2159 relief
->allocated_p
= 1;
2160 xgcv
.foreground
= relief
->pixel
= pixel
;
2163 if (relief
->gc
== 0)
2165 #if 0 /* TODO: stipple */
2166 xgcv
.stipple
= dpyinfo
->gray
;
2169 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
2172 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
2176 /* Set up colors for the relief lines around glyph string S. */
2179 x_setup_relief_colors (s
)
2180 struct glyph_string
*s
;
2182 struct w32_output
*di
= s
->f
->output_data
.w32
;
2185 if (s
->face
->use_box_color_for_shadows_p
)
2186 color
= s
->face
->box_color
;
2187 else if (s
->first_glyph
->type
== IMAGE_GLYPH
2189 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
2190 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
2192 color
= s
->gc
->background
;
2194 if (di
->white_relief
.gc
== 0
2195 || color
!= di
->relief_background
)
2197 di
->relief_background
= color
;
2198 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
2199 WHITE_PIX_DEFAULT (s
->f
));
2200 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
2201 BLACK_PIX_DEFAULT (s
->f
));
2206 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
2207 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
2208 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
2209 relief. LEFT_P non-zero means draw a relief on the left side of
2210 the rectangle. RIGHT_P non-zero means draw a relief on the right
2211 side of the rectangle. CLIP_RECT is the clipping rectangle to use
2215 w32_draw_relief_rect (f
, left_x
, top_y
, right_x
, bottom_y
, width
,
2216 raised_p
, top_p
, bot_p
, left_p
, right_p
, clip_rect
)
2218 int left_x
, top_y
, right_x
, bottom_y
, width
;
2219 int top_p
, bot_p
, left_p
, right_p
, raised_p
;
2224 HDC hdc
= get_frame_dc (f
);
2227 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
2229 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
2231 w32_set_clip_rectangle (hdc
, clip_rect
);
2235 for (i
= 0; i
< width
; ++i
)
2236 w32_fill_area (f
, hdc
, gc
.foreground
,
2237 left_x
+ i
* left_p
, top_y
+ i
,
2238 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
2242 for (i
= 0; i
< width
; ++i
)
2243 w32_fill_area (f
, hdc
, gc
.foreground
,
2244 left_x
+ i
, top_y
+ i
, 1,
2245 bottom_y
- top_y
- 2 * i
+ 1);
2248 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
2250 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
2254 for (i
= 0; i
< width
; ++i
)
2255 w32_fill_area (f
, hdc
, gc
.foreground
,
2256 left_x
+ i
* left_p
, bottom_y
- i
,
2257 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
2261 for (i
= 0; i
< width
; ++i
)
2262 w32_fill_area (f
, hdc
, gc
.foreground
,
2263 right_x
- i
, top_y
+ i
+ 1, 1,
2264 bottom_y
- top_y
- 2 * i
- 1);
2266 w32_set_clip_rectangle (hdc
, NULL
);
2268 release_frame_dc (f
, hdc
);
2272 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
2273 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
2274 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
2275 left side of the rectangle. RIGHT_P non-zero means draw a line
2276 on the right side of the rectangle. CLIP_RECT is the clipping
2277 rectangle to use when drawing. */
2280 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
2281 left_p
, right_p
, clip_rect
)
2282 struct glyph_string
*s
;
2283 int left_x
, top_y
, right_x
, bottom_y
, width
, left_p
, right_p
;
2286 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
2289 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2290 left_x
, top_y
, right_x
- left_x
+ 1, width
);
2295 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2296 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
2300 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2301 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
2306 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
2307 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
2310 w32_set_clip_rectangle (s
->hdc
, NULL
);
2314 /* Draw a box around glyph string S. */
2317 x_draw_glyph_string_box (s
)
2318 struct glyph_string
*s
;
2320 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
2321 int left_p
, right_p
;
2322 struct glyph
*last_glyph
;
2325 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
2326 ? WINDOW_RIGHT_EDGE_X (s
->w
)
2327 : window_box_right (s
->w
, s
->area
));
2329 /* The glyph that may have a right box line. */
2330 last_glyph
= (s
->cmp
|| s
->img
2332 : s
->first_glyph
+ s
->nchars
- 1);
2334 width
= abs (s
->face
->box_line_width
);
2335 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
2337 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
2339 : min (last_x
, s
->x
+ s
->background_width
) - 1));
2341 bottom_y
= top_y
+ s
->height
- 1;
2343 left_p
= (s
->first_glyph
->left_box_line_p
2344 || (s
->hl
== DRAW_MOUSE_FACE
2346 || s
->prev
->hl
!= s
->hl
)));
2347 right_p
= (last_glyph
->right_box_line_p
2348 || (s
->hl
== DRAW_MOUSE_FACE
2350 || s
->next
->hl
!= s
->hl
)));
2352 get_glyph_string_clip_rect (s
, &clip_rect
);
2354 if (s
->face
->box
== FACE_SIMPLE_BOX
)
2355 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
2356 left_p
, right_p
, &clip_rect
);
2359 x_setup_relief_colors (s
);
2360 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
2361 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
2366 /* Draw foreground of image glyph string S. */
2369 x_draw_image_foreground (s
)
2370 struct glyph_string
*s
;
2373 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2375 /* If first glyph of S has a left box line, start drawing it to the
2376 right of that line. */
2377 if (s
->face
->box
!= FACE_NO_BOX
2378 && s
->first_glyph
->left_box_line_p
2380 x
+= abs (s
->face
->box_line_width
);
2382 /* If there is a margin around the image, adjust x- and y-position
2384 if (s
->slice
.x
== 0)
2385 x
+= s
->img
->hmargin
;
2386 if (s
->slice
.y
== 0)
2387 y
+= s
->img
->vmargin
;
2393 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2394 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2395 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2396 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2397 SetBkColor (compat_hdc
, RGB (255, 255, 255));
2398 SetTextColor (s
->hdc
, RGB (0, 0, 0));
2399 x_set_glyph_string_clipping (s
);
2403 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
2404 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2406 SetTextColor (s
->hdc
, RGB (255, 255, 255));
2407 SetBkColor (s
->hdc
, RGB (0, 0, 0));
2409 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2410 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2411 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2412 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2413 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2414 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2416 SelectObject (mask_dc
, mask_orig_obj
);
2421 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2422 SetBkColor (s
->hdc
, s
->gc
->background
);
2424 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2425 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2427 /* When the image has a mask, we can expect that at
2428 least part of a mouse highlight or a block cursor will
2429 be visible. If the image doesn't have a mask, make
2430 a block cursor visible by drawing a rectangle around
2431 the image. I believe it's looking better if we do
2432 nothing here for mouse-face. */
2433 if (s
->hl
== DRAW_CURSOR
)
2435 int r
= s
->img
->relief
;
2437 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
2438 s
->slice
.width
+ r
*2 - 1,
2439 s
->slice
.height
+ r
*2 - 1);
2443 w32_set_clip_rectangle (s
->hdc
, NULL
);
2444 SelectObject (s
->hdc
, orig_brush
);
2445 DeleteObject (fg_brush
);
2446 SelectObject (compat_hdc
, orig_obj
);
2447 DeleteDC (compat_hdc
);
2450 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
2451 s
->slice
.width
- 1, s
->slice
.height
- 1);
2453 RestoreDC (s
->hdc
,-1);
2457 /* Draw a relief around the image glyph string S. */
2460 x_draw_image_relief (s
)
2461 struct glyph_string
*s
;
2463 int x0
, y0
, x1
, y1
, thick
, raised_p
;
2466 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2468 /* If first glyph of S has a left box line, start drawing it to the
2469 right of that line. */
2470 if (s
->face
->box
!= FACE_NO_BOX
2471 && s
->first_glyph
->left_box_line_p
2473 x
+= abs (s
->face
->box_line_width
);
2475 /* If there is a margin around the image, adjust x- and y-position
2477 if (s
->slice
.x
== 0)
2478 x
+= s
->img
->hmargin
;
2479 if (s
->slice
.y
== 0)
2480 y
+= s
->img
->vmargin
;
2482 if (s
->hl
== DRAW_IMAGE_SUNKEN
2483 || s
->hl
== DRAW_IMAGE_RAISED
)
2485 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
: DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
2486 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
2490 thick
= abs (s
->img
->relief
);
2491 raised_p
= s
->img
->relief
> 0;
2496 x1
= x
+ s
->slice
.width
+ thick
- 1;
2497 y1
= y
+ s
->slice
.height
+ thick
- 1;
2499 x_setup_relief_colors (s
);
2500 get_glyph_string_clip_rect (s
, &r
);
2501 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
2503 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
2505 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
2510 /* Draw the foreground of image glyph string S to PIXMAP. */
2513 w32_draw_image_foreground_1 (s
, pixmap
)
2514 struct glyph_string
*s
;
2517 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2518 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2520 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2522 /* If first glyph of S has a left box line, start drawing it to the
2523 right of that line. */
2524 if (s
->face
->box
!= FACE_NO_BOX
2525 && s
->first_glyph
->left_box_line_p
2527 x
+= abs (s
->face
->box_line_width
);
2529 /* If there is a margin around the image, adjust x- and y-position
2531 if (s
->slice
.x
== 0)
2532 x
+= s
->img
->hmargin
;
2533 if (s
->slice
.y
== 0)
2534 y
+= s
->img
->vmargin
;
2538 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2539 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2540 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2541 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2545 HDC mask_dc
= CreateCompatibleDC (hdc
);
2546 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2548 SetTextColor (hdc
, RGB (0, 0, 0));
2549 SetBkColor (hdc
, RGB (255, 255, 255));
2550 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2551 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2552 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2553 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2554 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2555 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2557 SelectObject (mask_dc
, mask_orig_obj
);
2562 SetTextColor (hdc
, s
->gc
->foreground
);
2563 SetBkColor (hdc
, s
->gc
->background
);
2565 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2566 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2568 /* When the image has a mask, we can expect that at
2569 least part of a mouse highlight or a block cursor will
2570 be visible. If the image doesn't have a mask, make
2571 a block cursor visible by drawing a rectangle around
2572 the image. I believe it's looking better if we do
2573 nothing here for mouse-face. */
2574 if (s
->hl
== DRAW_CURSOR
)
2576 int r
= s
->img
->relief
;
2578 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2579 s
->slice
.width
+ r
*2 - 1,
2580 s
->slice
.height
+ r
*2 - 1);
2584 SelectObject (hdc
, orig_brush
);
2585 DeleteObject (fg_brush
);
2586 SelectObject (compat_hdc
, orig_obj
);
2587 DeleteDC (compat_hdc
);
2590 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2591 s
->slice
.width
- 1, s
->slice
.height
- 1);
2593 SelectObject (hdc
, orig_hdc_obj
);
2598 /* Draw part of the background of glyph string S. X, Y, W, and H
2599 give the rectangle to draw. */
2602 x_draw_glyph_string_bg_rect (s
, x
, y
, w
, h
)
2603 struct glyph_string
*s
;
2606 #if 0 /* TODO: stipple */
2609 /* Fill background with a stipple pattern. */
2610 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2611 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2612 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2616 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2620 /* Draw image glyph string S.
2623 s->x +-------------------------
2626 | +-------------------------
2629 | | +-------------------
2635 x_draw_image_glyph_string (s
)
2636 struct glyph_string
*s
;
2639 int box_line_hwidth
= abs (s
->face
->box_line_width
);
2640 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2644 height
= s
->height
- 2 * box_line_vwidth
;
2646 /* Fill background with face under the image. Do it only if row is
2647 taller than image or if image has a clip mask to reduce
2649 s
->stippled_p
= s
->face
->stipple
!= 0;
2650 if (height
> s
->slice
.height
2654 || s
->img
->pixmap
== 0
2655 || s
->width
!= s
->background_width
)
2658 if (s
->first_glyph
->left_box_line_p
2660 x
+= box_line_hwidth
;
2663 if (s
->slice
.y
== 0)
2664 y
+= box_line_vwidth
;
2666 #if 0 /* TODO: figure out if we need to do this on Windows. */
2669 /* Create a pixmap as large as the glyph string. Fill it
2670 with the background color. Copy the image to it, using
2671 its mask. Copy the temporary pixmap to the display. */
2672 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2673 int depth
= DefaultDepthOfScreen (screen
);
2675 /* Create a pixmap as large as the glyph string. */
2676 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2677 s
->background_width
,
2680 /* Don't clip in the following because we're working on the
2682 XSetClipMask (s
->display
, s
->gc
, None
);
2684 /* Fill the pixmap with the background color/stipple. */
2687 /* Fill background with a stipple pattern. */
2688 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2689 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2690 0, 0, s
->background_width
, s
->height
);
2691 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2696 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2698 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2699 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2700 0, 0, s
->background_width
, s
->height
);
2701 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2706 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2708 s
->background_filled_p
= 1;
2711 /* Draw the foreground. */
2714 w32_draw_image_foreground_1 (s
, pixmap
);
2715 x_set_glyph_string_clipping (s
);
2717 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2718 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2719 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2720 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2722 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2723 SetBkColor (s
->hdc
, s
->gc
->background
);
2724 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2725 compat_hdc
, 0, 0, SRCCOPY
);
2727 SelectObject (s
->hdc
, orig_brush
);
2728 DeleteObject (fg_brush
);
2729 SelectObject (compat_hdc
, orig_obj
);
2730 DeleteDC (compat_hdc
);
2732 DeleteObject (pixmap
);
2736 x_draw_image_foreground (s
);
2738 /* If we must draw a relief around the image, do it. */
2740 || s
->hl
== DRAW_IMAGE_RAISED
2741 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2742 x_draw_image_relief (s
);
2746 /* Draw stretch glyph string S. */
2749 x_draw_stretch_glyph_string (s
)
2750 struct glyph_string
*s
;
2752 xassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2753 s
->stippled_p
= s
->face
->stipple
!= 0;
2755 if (s
->hl
== DRAW_CURSOR
2756 && !x_stretch_cursor_p
)
2758 /* If `x-stretch-block-cursor' is nil, don't draw a block cursor
2759 as wide as the stretch glyph. */
2760 int width
, background_width
= s
->background_width
;
2761 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2765 background_width
-= left_x
- x
;
2768 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2771 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2773 /* Clear rest using the GC of the original non-cursor face. */
2774 if (width
< background_width
)
2776 XGCValues
*gc
= s
->face
->gc
;
2778 int w
= background_width
- width
, h
= s
->height
;
2783 if (s
->row
->mouse_face_p
2784 && cursor_in_mouse_face_p (s
->w
))
2786 x_set_mouse_face_gc (s
);
2792 get_glyph_string_clip_rect (s
, &r
);
2793 w32_set_clip_rectangle (hdc
, &r
);
2795 #if 0 /* TODO: stipple */
2796 if (s
->face
->stipple
)
2798 /* Fill background with a stipple pattern. */
2799 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2800 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2801 XSetFillStyle (s
->display
, gc
, FillSolid
);
2806 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2810 else if (!s
->background_filled_p
)
2812 int background_width
= s
->background_width
;
2813 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2815 /* Don't draw into left margin, fringe or scrollbar area
2816 except for header line and mode line. */
2817 if (x
< left_x
&& !s
->row
->mode_line_p
)
2819 background_width
-= left_x
- x
;
2822 if (background_width
> 0)
2823 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2826 s
->background_filled_p
= 1;
2830 /* Draw glyph string S. */
2833 x_draw_glyph_string (s
)
2834 struct glyph_string
*s
;
2836 int relief_drawn_p
= 0;
2838 /* If S draws into the background of its successor, draw the
2839 background of the successor first so that S can draw into it.
2840 This makes S->next use XDrawString instead of XDrawImageString. */
2841 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2844 struct glyph_string
*next
;
2845 for (width
= 0, next
= s
->next
; next
;
2846 width
+= next
->width
, next
= next
->next
)
2847 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2849 x_set_glyph_string_gc (next
);
2850 x_set_glyph_string_clipping (next
);
2851 x_draw_glyph_string_background (next
, 1);
2852 #ifdef USE_FONT_BACKEND
2853 next
->clip_width
= 0;
2854 #endif /* USE_FONT_BACKEND */
2858 /* Set up S->gc, set clipping and draw S. */
2859 x_set_glyph_string_gc (s
);
2861 /* Draw relief (if any) in advance for char/composition so that the
2862 glyph string can be drawn over it. */
2863 if (!s
->for_overlaps
2864 && s
->face
->box
!= FACE_NO_BOX
2865 && (s
->first_glyph
->type
== CHAR_GLYPH
2866 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2869 x_set_glyph_string_clipping (s
);
2870 x_draw_glyph_string_background (s
, 1);
2871 x_draw_glyph_string_box (s
);
2872 x_set_glyph_string_clipping (s
);
2875 else if ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2876 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
))
2877 /* We must clip just this glyph. left_overhang part has already
2878 drawn when s->prev was drawn, and right_overhang part will be
2879 drawn later when s->next is drawn. */
2880 x_set_glyph_string_clipping_exactly (s
, s
);
2882 x_set_glyph_string_clipping (s
);
2884 switch (s
->first_glyph
->type
)
2887 x_draw_image_glyph_string (s
);
2891 x_draw_stretch_glyph_string (s
);
2895 if (s
->for_overlaps
)
2896 s
->background_filled_p
= 1;
2898 x_draw_glyph_string_background (s
, 0);
2899 x_draw_glyph_string_foreground (s
);
2902 case COMPOSITE_GLYPH
:
2903 if (s
->for_overlaps
|| s
->gidx
> 0)
2904 s
->background_filled_p
= 1;
2906 x_draw_glyph_string_background (s
, 1);
2907 x_draw_composite_glyph_string_foreground (s
);
2914 if (!s
->for_overlaps
)
2916 /* Draw underline. */
2917 if (s
->face
->underline_p
2918 && (s
->font
->bdf
|| !s
->font
->tm
.tmUnderlined
))
2922 /* Get the underline thickness. Default is 1 pixel. */
2923 #ifdef USE_FONT_BACKEND
2924 if (enable_font_backend
)
2925 /* In the future, we must use information of font. */
2928 #endif /* USE_FONT_BACKEND */
2931 #ifdef USE_FONT_BACKEND
2932 if (enable_font_backend
)
2935 /* In the future, we must use information of font. */
2936 y
= s
->ybase
+ (s
->face
->font
->max_bounds
.descent
+ 1) / 2;
2938 y
= s
->y
+ s
->height
- h
;
2943 y
= s
->y
+ s
->height
- h
;
2944 /* TODO: Use font information for positioning and
2945 thickness of underline. See OUTLINETEXTMETRIC,
2946 and xterm.c. Note: If you make this work,
2947 don't forget to change the doc string of
2948 x-use-underline_color-position-properties
2951 if (!x_underline_at_descent_line
)
2957 if (s
->face
->underline_defaulted_p
)
2959 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2960 y
, s
->background_width
, 1);
2964 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2965 y
, s
->background_width
, 1);
2968 /* Draw overline. */
2969 if (s
->face
->overline_p
)
2971 unsigned long dy
= 0, h
= 1;
2973 if (s
->face
->overline_color_defaulted_p
)
2975 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2976 s
->y
+ dy
, s
->background_width
, h
);
2980 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2981 s
->y
+ dy
, s
->background_width
, h
);
2985 /* Draw strike-through. */
2986 if (s
->face
->strike_through_p
2987 && (s
->font
->bdf
|| !s
->font
->tm
.tmStruckOut
))
2989 unsigned long h
= 1;
2990 unsigned long dy
= (s
->height
- h
) / 2;
2992 if (s
->face
->strike_through_color_defaulted_p
)
2994 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2999 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
3000 s
->y
+ dy
, s
->width
, h
);
3004 /* Draw relief if not yet drawn. */
3005 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
3006 x_draw_glyph_string_box (s
);
3010 struct glyph_string
*prev
;
3012 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
3013 if (prev
->hl
!= s
->hl
3014 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
3016 /* As prev was drawn while clipped to its own area, we
3017 must draw the right_overhang part using s->hl now. */
3018 enum draw_glyphs_face save
= prev
->hl
;
3021 x_set_glyph_string_gc (prev
);
3022 x_set_glyph_string_clipping_exactly (s
, prev
);
3023 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
3024 x_draw_glyph_string_foreground (prev
);
3026 x_draw_composite_glyph_string_foreground (prev
);
3027 w32_set_clip_rectangle (prev
->hdc
, NULL
);
3029 #ifdef USE_FONT_BACKEND
3030 prev
->clip_width
= 0;
3031 #endif /* USE_FONT_BACKEND */
3037 struct glyph_string
*next
;
3039 for (next
= s
->next
; next
; next
= next
->next
)
3040 if (next
->hl
!= s
->hl
3041 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
3043 /* As next will be drawn while clipped to its own area,
3044 we must draw the left_overhang part using s->hl now. */
3045 enum draw_glyphs_face save
= next
->hl
;
3048 x_set_glyph_string_gc (next
);
3049 x_set_glyph_string_clipping_exactly (s
, next
);
3050 if (next
->first_glyph
->type
== CHAR_GLYPH
)
3051 x_draw_glyph_string_foreground (next
);
3053 x_draw_composite_glyph_string_foreground (next
);
3054 w32_set_clip_rectangle (next
->hdc
, NULL
);
3056 #ifdef USE_FONT_BACKEND
3057 next
->clip_width
= 0;
3058 #endif /* USE_FONT_BACKEND */
3063 /* Reset clipping. */
3064 w32_set_clip_rectangle (s
->hdc
, NULL
);
3065 #ifdef USE_FONT_BACKEND
3067 #endif /* USE_FONT_BACKEND */
3071 /* Shift display to make room for inserted glyphs. */
3074 w32_shift_glyphs_for_insert (f
, x
, y
, width
, height
, shift_by
)
3076 int x
, y
, width
, height
, shift_by
;
3080 hdc
= get_frame_dc (f
);
3081 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
3082 hdc
, x
, y
, SRCCOPY
);
3084 release_frame_dc (f
, hdc
);
3088 /* Delete N glyphs at the nominal cursor position. Not implemented
3100 f
= SELECTED_FRAME ();
3102 if (! FRAME_W32_P (f
))
3109 /* Clear entire frame. If updating_frame is non-null, clear that
3110 frame. Otherwise clear the selected frame. */
3120 f
= SELECTED_FRAME ();
3122 if (! FRAME_W32_P (f
))
3125 /* Clearing the frame will erase any cursor, so mark them all as no
3127 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
3128 output_cursor
.hpos
= output_cursor
.vpos
= 0;
3129 output_cursor
.x
= -1;
3131 /* We don't set the output cursor here because there will always
3132 follow an explicit cursor_to. */
3135 w32_clear_window (f
);
3137 /* We have to clear the scroll bars, too. If we have changed
3138 colors or something like that, then they should be notified. */
3139 x_scroll_bar_clear (f
);
3145 /* Make audible bell. */
3148 w32_ring_bell (void)
3152 f
= SELECTED_FRAME ();
3156 if (FRAME_W32_P (f
) && visible_bell
)
3159 HWND hwnd
= FRAME_W32_WINDOW (SELECTED_FRAME ());
3161 for (i
= 0; i
< 5; i
++)
3163 FlashWindow (hwnd
, TRUE
);
3166 FlashWindow (hwnd
, FALSE
);
3169 w32_sys_ring_bell ();
3175 /* Specify how many text lines, from the top of the window,
3176 should be affected by insert-lines and delete-lines operations.
3177 This, and those operations, are used only within an update
3178 that is bounded by calls to x_update_begin and x_update_end. */
3181 w32_set_terminal_window (n
)
3184 /* This function intentionally left blank. */
3188 /***********************************************************************
3190 ***********************************************************************/
3192 /* Perform an insert-lines or delete-lines operation, inserting N
3193 lines or deleting -N lines at vertical position VPOS. */
3196 x_ins_del_lines (vpos
, n
)
3204 f
= SELECTED_FRAME ();
3206 if (! FRAME_W32_P (f
))
3213 /* Scroll part of the display as described by RUN. */
3216 x_scroll_run (w
, run
)
3220 struct frame
*f
= XFRAME (w
->frame
);
3221 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
3222 HWND hwnd
= FRAME_W32_WINDOW (f
);
3225 /* Get frame-relative bounding box of the text display area of W,
3226 without mode lines. Include in this box the left and right
3228 window_box (w
, -1, &x
, &y
, &width
, &height
);
3230 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
3231 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
3232 bottom_y
= y
+ height
;
3236 /* Scrolling up. Make sure we don't copy part of the mode
3237 line at the bottom. */
3238 if (from_y
+ run
->height
> bottom_y
)
3239 height
= bottom_y
- from_y
;
3241 height
= run
->height
;
3242 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
3246 /* Scolling down. Make sure we don't copy over the mode line.
3248 if (to_y
+ run
->height
> bottom_y
)
3249 height
= bottom_y
- to_y
;
3251 height
= run
->height
;
3252 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
3257 /* Cursor off. Will be switched on again in x_update_window_end. */
3264 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
3265 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
3267 from
.left
= to
.left
= x
;
3268 from
.right
= to
.right
= x
+ width
;
3270 from
.bottom
= from_y
+ height
;
3272 to
.bottom
= bottom_y
;
3274 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
3275 NULL
, SW_INVALIDATE
);
3277 /* Combine this with what we expect to be dirty. This covers the
3278 case where not all of the region we expect is actually dirty. */
3279 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
3281 /* If the dirty region is not what we expected, redraw the entire frame. */
3282 if (!EqualRgn (combined
, expect_dirty
))
3283 SET_FRAME_GARBAGED (f
);
3285 DeleteObject (dirty
);
3286 DeleteObject (combined
);
3290 DeleteObject (expect_dirty
);
3295 /***********************************************************************
3297 ***********************************************************************/
3303 x_update_cursor (f
, 1);
3307 frame_unhighlight (f
)
3310 x_update_cursor (f
, 1);
3313 /* The focus has changed. Update the frames as necessary to reflect
3314 the new situation. Note that we can't change the selected frame
3315 here, because the Lisp code we are interrupting might become confused.
3316 Each event gets marked with the frame in which it occurred, so the
3317 Lisp code can tell when the switch took place by examining the events. */
3320 x_new_focus_frame (dpyinfo
, frame
)
3321 struct w32_display_info
*dpyinfo
;
3322 struct frame
*frame
;
3324 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
3326 if (frame
!= dpyinfo
->w32_focus_frame
)
3328 /* Set this before calling other routines, so that they see
3329 the correct value of w32_focus_frame. */
3330 dpyinfo
->w32_focus_frame
= frame
;
3332 if (old_focus
&& old_focus
->auto_lower
)
3333 x_lower_frame (old_focus
);
3335 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
3336 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
3338 pending_autoraise_frame
= 0;
3341 x_frame_rehighlight (dpyinfo
);
3345 /* Handle FocusIn and FocusOut state changes for FRAME.
3346 If FRAME has focus and there exists more than one frame, puts
3347 a FOCUS_IN_EVENT into *BUFP. */
3350 x_focus_changed (type
, state
, dpyinfo
, frame
, bufp
)
3353 struct w32_display_info
*dpyinfo
;
3354 struct frame
*frame
;
3355 struct input_event
*bufp
;
3357 if (type
== WM_SETFOCUS
)
3359 if (dpyinfo
->w32_focus_event_frame
!= frame
)
3361 x_new_focus_frame (dpyinfo
, frame
);
3362 dpyinfo
->w32_focus_event_frame
= frame
;
3364 /* Don't stop displaying the initial startup message
3365 for a switch-frame event we don't need. */
3366 if (NILP (Vterminal_frame
)
3367 && CONSP (Vframe_list
)
3368 && !NILP (XCDR (Vframe_list
)))
3370 bufp
->kind
= FOCUS_IN_EVENT
;
3371 XSETFRAME (bufp
->frame_or_window
, frame
);
3375 frame
->output_data
.x
->focus_state
|= state
;
3377 /* TODO: IME focus? */
3379 else if (type
== WM_KILLFOCUS
)
3381 frame
->output_data
.x
->focus_state
&= ~state
;
3383 if (dpyinfo
->w32_focus_event_frame
== frame
)
3385 dpyinfo
->w32_focus_event_frame
= 0;
3386 x_new_focus_frame (dpyinfo
, 0);
3389 /* TODO: IME focus? */
3394 /* The focus may have changed. Figure out if it is a real focus change,
3395 by checking both FocusIn/Out and Enter/LeaveNotify events.
3397 Returns FOCUS_IN_EVENT event in *BUFP. */
3400 w32_detect_focus_change (dpyinfo
, event
, bufp
)
3401 struct w32_display_info
*dpyinfo
;
3403 struct input_event
*bufp
;
3405 struct frame
*frame
;
3407 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
3411 /* On w32, this is only called from focus events, so no switch needed. */
3412 x_focus_changed (event
->msg
.message
,
3413 (event
->msg
.message
== WM_KILLFOCUS
?
3414 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
3415 dpyinfo
, frame
, bufp
);
3419 /* Handle an event saying the mouse has moved out of an Emacs frame. */
3422 x_mouse_leave (dpyinfo
)
3423 struct w32_display_info
*dpyinfo
;
3425 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
3428 /* The focus has changed, or we have redirected a frame's focus to
3429 another frame (this happens when a frame uses a surrogate
3430 mini-buffer frame). Shift the highlight as appropriate.
3432 The FRAME argument doesn't necessarily have anything to do with which
3433 frame is being highlighted or un-highlighted; we only use it to find
3434 the appropriate X display info. */
3437 w32_frame_rehighlight (frame
)
3438 struct frame
*frame
;
3440 if (! FRAME_W32_P (frame
))
3442 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
3446 x_frame_rehighlight (dpyinfo
)
3447 struct w32_display_info
*dpyinfo
;
3449 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
3451 if (dpyinfo
->w32_focus_frame
)
3453 dpyinfo
->x_highlight_frame
3454 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
3455 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
3456 : dpyinfo
->w32_focus_frame
);
3457 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
3459 FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
) = Qnil
;
3460 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
3464 dpyinfo
->x_highlight_frame
= 0;
3466 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
3469 frame_unhighlight (old_highlight
);
3470 if (dpyinfo
->x_highlight_frame
)
3471 frame_highlight (dpyinfo
->x_highlight_frame
);
3475 /* Keyboard processing - modifier keys, etc. */
3477 /* Convert a keysym to its name. */
3480 x_get_keysym_name (keysym
)
3483 /* Make static so we can always return it */
3484 static char value
[100];
3487 GetKeyNameText (keysym
, value
, 100);
3495 /* Mouse clicks and mouse movement. Rah. */
3497 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3498 the state in PUP. XBUTTON provides extra information for extended mouse
3499 button messages. Returns FALSE if unable to parse the message. */
3501 parse_button (message
, xbutton
, pbutton
, pup
)
3512 case WM_LBUTTONDOWN
:
3520 case WM_MBUTTONDOWN
:
3521 if (NILP (Vw32_swap_mouse_buttons
))
3528 if (NILP (Vw32_swap_mouse_buttons
))
3534 case WM_RBUTTONDOWN
:
3535 if (NILP (Vw32_swap_mouse_buttons
))
3542 if (NILP (Vw32_swap_mouse_buttons
))
3548 case WM_XBUTTONDOWN
:
3549 button
= xbutton
+ 2;
3553 button
= xbutton
+ 2;
3561 if (pbutton
) *pbutton
= button
;
3567 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3569 If the event is a button press, then note that we have grabbed
3573 construct_mouse_click (result
, msg
, f
)
3574 struct input_event
*result
;
3581 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3584 /* Make the event type NO_EVENT; we'll change that when we decide
3586 result
->kind
= MOUSE_CLICK_EVENT
;
3587 result
->code
= button
;
3588 result
->timestamp
= msg
->msg
.time
;
3589 result
->modifiers
= (msg
->dwModifiers
3594 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3595 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3596 XSETFRAME (result
->frame_or_window
, f
);
3602 construct_mouse_wheel (result
, msg
, f
)
3603 struct input_event
*result
;
3610 result
->kind
= WHEEL_EVENT
;
3612 result
->timestamp
= msg
->msg
.time
;
3614 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3615 forward, away from the user (up); a negative value indicates that
3616 the wheel was rotated backward, toward the user (down). */
3617 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3619 /* The up and down modifiers indicate if the wheel was rotated up or
3620 down based on WHEEL_DELTA value. */
3621 result
->modifiers
= (msg
->dwModifiers
3622 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3624 /* With multiple monitors, we can legitimately get negative
3625 coordinates, so cast to short to interpret them correctly. */
3626 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3627 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3628 ScreenToClient (msg
->msg
.hwnd
, &p
);
3629 XSETINT (result
->x
, p
.x
);
3630 XSETINT (result
->y
, p
.y
);
3631 XSETFRAME (result
->frame_or_window
, f
);
3637 construct_drag_n_drop (result
, msg
, f
)
3638 struct input_event
*result
;
3650 result
->kind
= DRAG_N_DROP_EVENT
;
3652 result
->timestamp
= msg
->msg
.time
;
3653 result
->modifiers
= msg
->dwModifiers
;
3655 hdrop
= (HDROP
) msg
->msg
.wParam
;
3656 DragQueryPoint (hdrop
, &p
);
3659 p
.x
= LOWORD (msg
->msg
.lParam
);
3660 p
.y
= HIWORD (msg
->msg
.lParam
);
3661 ScreenToClient (msg
->msg
.hwnd
, &p
);
3664 XSETINT (result
->x
, p
.x
);
3665 XSETINT (result
->y
, p
.y
);
3667 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3670 for (i
= 0; i
< num_files
; i
++)
3672 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3675 name
= alloca (len
+ 1);
3676 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3677 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3682 XSETFRAME (frame
, f
);
3683 result
->frame_or_window
= frame
;
3684 result
->arg
= files
;
3689 /* Function to report a mouse movement to the mainstream Emacs code.
3690 The input handler calls this.
3692 We have received a mouse movement event, which is given in *event.
3693 If the mouse is over a different glyph than it was last time, tell
3694 the mainstream emacs code by setting mouse_moved. If not, ask for
3695 another motion event, so we can check again the next time it moves. */
3697 static MSG last_mouse_motion_event
;
3698 static Lisp_Object last_mouse_motion_frame
;
3701 note_mouse_movement (frame
, msg
)
3705 int mouse_x
= LOWORD (msg
->lParam
);
3706 int mouse_y
= HIWORD (msg
->lParam
);
3708 last_mouse_movement_time
= msg
->time
;
3709 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3710 XSETFRAME (last_mouse_motion_frame
, frame
);
3712 if (!FRAME_X_OUTPUT (frame
))
3715 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3717 frame
->mouse_moved
= 1;
3718 last_mouse_scroll_bar
= Qnil
;
3719 note_mouse_highlight (frame
, -1, -1);
3720 last_mouse_glyph_frame
= 0;
3724 /* Has the mouse moved off the glyph it was on at the last sighting? */
3725 if (frame
!= last_mouse_glyph_frame
3726 || mouse_x
< last_mouse_glyph
.left
3727 || mouse_x
>= last_mouse_glyph
.right
3728 || mouse_y
< last_mouse_glyph
.top
3729 || mouse_y
>= last_mouse_glyph
.bottom
)
3731 frame
->mouse_moved
= 1;
3732 last_mouse_scroll_bar
= Qnil
;
3733 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3734 /* Remember the mouse position here, as w32_mouse_position only
3735 gets called when mouse tracking is enabled but we also need
3736 to keep track of the mouse for help_echo and highlighting at
3738 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3739 last_mouse_glyph_frame
= frame
;
3747 /************************************************************************
3749 ************************************************************************/
3751 static struct scroll_bar
*x_window_to_scroll_bar ();
3752 static void x_scroll_bar_report_motion ();
3753 static void x_check_fullscreen
P_ ((struct frame
*));
3756 redo_mouse_highlight ()
3758 if (!NILP (last_mouse_motion_frame
)
3759 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3760 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3761 LOWORD (last_mouse_motion_event
.lParam
),
3762 HIWORD (last_mouse_motion_event
.lParam
));
3766 w32_define_cursor (window
, cursor
)
3770 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3772 /* Return the current position of the mouse.
3773 *fp should be a frame which indicates which display to ask about.
3775 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3776 and *part to the frame, window, and scroll bar part that the mouse
3777 is over. Set *x and *y to the portion and whole of the mouse's
3778 position on the scroll bar.
3780 If the mouse movement started elsewhere, set *fp to the frame the
3781 mouse is on, *bar_window to nil, and *x and *y to the character cell
3784 Set *time to the server time-stamp for the time at which the mouse
3785 was at this position.
3787 Don't store anything if we don't have a valid set of values to report.
3789 This clears the mouse_moved flag, so we can wait for the next mouse
3793 w32_mouse_position (fp
, insist
, bar_window
, part
, x
, y
, time
)
3796 Lisp_Object
*bar_window
;
3797 enum scroll_bar_part
*part
;
3799 unsigned long *time
;
3805 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3806 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3811 Lisp_Object frame
, tail
;
3813 /* Clear the mouse-moved flag for every frame on this display. */
3814 FOR_EACH_FRAME (tail
, frame
)
3815 XFRAME (frame
)->mouse_moved
= 0;
3817 last_mouse_scroll_bar
= Qnil
;
3821 /* Now we have a position on the root; find the innermost window
3822 containing the pointer. */
3824 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3825 && FRAME_LIVE_P (last_mouse_frame
))
3827 /* If mouse was grabbed on a frame, give coords for that frame
3828 even if the mouse is now outside it. */
3829 f1
= last_mouse_frame
;
3833 /* Is window under mouse one of our frames? */
3834 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3835 WindowFromPoint (pt
));
3838 /* If not, is it one of our scroll bars? */
3841 struct scroll_bar
*bar
3842 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3846 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3850 if (f1
== 0 && insist
> 0)
3851 f1
= SELECTED_FRAME ();
3855 /* Ok, we found a frame. Store all the values.
3856 last_mouse_glyph is a rectangle used to reduce the
3857 generation of mouse events. To not miss any motion
3858 events, we must divide the frame into rectangles of the
3859 size of the smallest character that could be displayed
3860 on it, i.e. into the same rectangles that matrices on
3861 the frame are divided into. */
3863 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3864 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3865 last_mouse_glyph_frame
= f1
;
3872 *time
= last_mouse_movement_time
;
3881 /***********************************************************************
3883 ***********************************************************************/
3885 /* Handle mouse button event on the tool-bar of frame F, at
3886 frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress
3890 w32_handle_tool_bar_click (f
, button_event
)
3892 struct input_event
*button_event
;
3894 int x
= XFASTINT (button_event
->x
);
3895 int y
= XFASTINT (button_event
->y
);
3897 if (button_event
->modifiers
& down_modifier
)
3898 handle_tool_bar_click (f
, x
, y
, 1, 0);
3900 handle_tool_bar_click (f
, x
, y
, 0,
3901 button_event
->modifiers
& ~up_modifier
);
3906 /***********************************************************************
3908 ***********************************************************************/
3910 /* Scroll bar support. */
3912 /* Given a window ID, find the struct scroll_bar which manages it.
3913 This can be called in GC, so we have to make sure to strip off mark
3916 static struct scroll_bar
*
3917 x_window_to_scroll_bar (window_id
)
3922 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3924 Lisp_Object frame
, bar
, condemned
;
3926 frame
= XCAR (tail
);
3927 /* All elements of Vframe_list should be frames. */
3928 if (! FRAMEP (frame
))
3931 /* Scan this frame's scroll bar list for a scroll bar with the
3933 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3934 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3935 /* This trick allows us to search both the ordinary and
3936 condemned scroll bar lists with one loop. */
3937 ! NILP (bar
) || (bar
= condemned
,
3940 bar
= XSCROLL_BAR (bar
)->next
)
3941 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3942 return XSCROLL_BAR (bar
);
3950 /* Set the thumb size and position of scroll bar BAR. We are currently
3951 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3954 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
)
3955 struct scroll_bar
*bar
;
3956 int portion
, position
, whole
;
3958 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3959 /* We use the whole scroll-bar height in the calculations below, to
3960 avoid strange effects like scrolling backwards when just clicking
3961 on the handle (without moving it). */
3962 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3963 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3964 int sb_page
, sb_pos
;
3965 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3968 /* We used to change the nPage setting while dragging the handle,
3969 but that had very strange effects (such as scrolling backwards
3970 while dragging downwards).
3972 Now, we don't change the nPage setting while dragging unless we
3973 get near to the end of the buffer, in which case we often have to
3974 resize the handle to "go all the way". */
3980 si
.cbSize
= sizeof (si
);
3981 si
.fMask
= SIF_POS
| SIF_PAGE
;
3982 GetScrollInfo(w
, SB_CTL
, &si
);
3983 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3991 /* Position scroll bar at rock bottom if the bottom of the
3992 buffer is visible. This avoids shinking the thumb away
3993 to nothing if it is held at the bottom of the buffer. */
3994 if (position
+ portion
>= whole
&& !draggingp
)
3996 sb_page
= range
* (whole
- position
) / whole
;
4001 sb_pos
= position
* range
/ whole
;
4002 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
4011 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
4015 si
.cbSize
= sizeof (si
);
4016 si
.fMask
= SIF_PAGE
| SIF_POS
;
4020 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
4026 /************************************************************************
4027 Scroll bars, general
4028 ************************************************************************/
4031 my_create_scrollbar (f
, bar
)
4033 struct scroll_bar
* bar
;
4035 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
4036 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
4040 /*#define ATTACH_THREADS*/
4043 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
4045 #ifndef ATTACH_THREADS
4046 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
4047 (WPARAM
) hwnd
, (LPARAM
) how
);
4049 return ShowWindow (hwnd
, how
);
4054 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
4055 int x
, int y
, int cx
, int cy
, UINT flags
)
4057 #ifndef ATTACH_THREADS
4059 pos
.hwndInsertAfter
= hwndAfter
;
4065 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
4067 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
4072 my_set_focus (f
, hwnd
)
4076 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
4081 my_set_foreground_window (hwnd
)
4084 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
4089 my_destroy_window (f
, hwnd
)
4093 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
4097 /* Create a scroll bar and return the scroll bar vector for it. W is
4098 the Emacs window on which to create the scroll bar. TOP, LEFT,
4099 WIDTH and HEIGHT are.the pixel coordinates and dimensions of the
4102 static struct scroll_bar
*
4103 x_scroll_bar_create (w
, top
, left
, width
, height
)
4105 int top
, left
, width
, height
;
4107 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
4110 struct scroll_bar
*bar
4111 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
4115 XSETWINDOW (bar
->window
, w
);
4116 XSETINT (bar
->top
, top
);
4117 XSETINT (bar
->left
, left
);
4118 XSETINT (bar
->width
, width
);
4119 XSETINT (bar
->height
, height
);
4120 XSETINT (bar
->start
, 0);
4121 XSETINT (bar
->end
, 0);
4122 bar
->dragging
= Qnil
;
4123 bar
->fringe_extended_p
= Qnil
;
4125 /* Requires geometry to be set before call to create the real window */
4127 hwnd
= my_create_scrollbar (f
, bar
);
4129 si
.cbSize
= sizeof (si
);
4132 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
4133 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4137 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
4139 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
4141 /* Add bar to its frame's list of scroll bars. */
4142 bar
->next
= FRAME_SCROLL_BARS (f
);
4144 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
4145 if (! NILP (bar
->next
))
4146 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4154 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
4158 x_scroll_bar_remove (bar
)
4159 struct scroll_bar
*bar
;
4161 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4165 /* Destroy the window. */
4166 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
4168 /* Disassociate this scroll bar from its window. */
4169 XWINDOW (bar
->window
)->vertical_scroll_bar
= Qnil
;
4174 /* Set the handle of the vertical scroll bar for WINDOW to indicate
4175 that we are displaying PORTION characters out of a total of WHOLE
4176 characters, starting at POSITION. If WINDOW has no scroll bar,
4179 w32_set_vertical_scroll_bar (w
, portion
, whole
, position
)
4181 int portion
, whole
, position
;
4183 struct frame
*f
= XFRAME (w
->frame
);
4184 struct scroll_bar
*bar
;
4185 int top
, height
, left
, sb_left
, width
, sb_width
;
4186 int window_y
, window_height
;
4187 int fringe_extended_p
;
4189 /* Get window dimensions. */
4190 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
4192 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
4193 height
= window_height
;
4195 /* Compute the left edge of the scroll bar area. */
4196 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
4198 /* Compute the width of the scroll bar which might be less than
4199 the width of the area reserved for the scroll bar. */
4200 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
4201 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
4205 /* Compute the left edge of the scroll bar. */
4206 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
4207 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
4209 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
4211 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
4212 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
4213 && WINDOW_LEFT_FRINGE_WIDTH (w
)
4214 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
4215 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
4217 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
4218 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
4219 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
4220 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
4222 /* Does the scroll bar exist yet? */
4223 if (NILP (w
->vertical_scroll_bar
))
4227 if (width
> 0 && height
> 0)
4229 hdc
= get_frame_dc (f
);
4230 if (fringe_extended_p
)
4231 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
4233 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
4234 release_frame_dc (f
, hdc
);
4238 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
4242 /* It may just need to be moved and resized. */
4245 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
4246 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
4248 /* If already correctly positioned, do nothing. */
4249 if ( XINT (bar
->left
) == sb_left
4250 && XINT (bar
->top
) == top
4251 && XINT (bar
->width
) == sb_width
4252 && XINT (bar
->height
) == height
4253 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
4255 /* Redraw after clear_frame. */
4256 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
4257 InvalidateRect (hwnd
, NULL
, FALSE
);
4265 if (width
&& height
)
4267 hdc
= get_frame_dc (f
);
4268 /* Since Windows scroll bars are smaller than the space reserved
4269 for them on the frame, we have to clear "under" them. */
4270 if (fringe_extended_p
)
4271 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
4273 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
4274 release_frame_dc (f
, hdc
);
4276 /* Make sure scroll bar is "visible" before moving, to ensure the
4277 area of the parent window now exposed will be refreshed. */
4278 my_show_window (f
, hwnd
, SW_HIDE
);
4279 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
4280 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
4281 max (height
, 1), TRUE
);
4283 si
.cbSize
= sizeof (si
);
4284 si
.fMask
= SIF_RANGE
;
4286 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
4287 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4289 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
4291 my_show_window (f
, hwnd
, SW_NORMAL
);
4292 /* InvalidateRect (w, NULL, FALSE); */
4294 /* Remember new settings. */
4295 XSETINT (bar
->left
, sb_left
);
4296 XSETINT (bar
->top
, top
);
4297 XSETINT (bar
->width
, sb_width
);
4298 XSETINT (bar
->height
, height
);
4303 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
4305 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
4307 XSETVECTOR (w
->vertical_scroll_bar
, bar
);
4311 /* The following three hooks are used when we're doing a thorough
4312 redisplay of the frame. We don't explicitly know which scroll bars
4313 are going to be deleted, because keeping track of when windows go
4314 away is a real pain - "Can you say set-window-configuration, boys
4315 and girls?" Instead, we just assert at the beginning of redisplay
4316 that *all* scroll bars are to be removed, and then save a scroll bar
4317 from the fiery pit when we actually redisplay its window. */
4319 /* Arrange for all scroll bars on FRAME to be removed at the next call
4320 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
4321 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
4324 w32_condemn_scroll_bars (frame
)
4327 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
4328 while (! NILP (FRAME_SCROLL_BARS (frame
)))
4331 bar
= FRAME_SCROLL_BARS (frame
);
4332 FRAME_SCROLL_BARS (frame
) = XSCROLL_BAR (bar
)->next
;
4333 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
4334 XSCROLL_BAR (bar
)->prev
= Qnil
;
4335 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
4336 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
4337 FRAME_CONDEMNED_SCROLL_BARS (frame
) = bar
;
4342 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
4343 Note that WINDOW isn't necessarily condemned at all. */
4346 w32_redeem_scroll_bar (window
)
4347 struct window
*window
;
4349 struct scroll_bar
*bar
;
4352 /* We can't redeem this window's scroll bar if it doesn't have one. */
4353 if (NILP (window
->vertical_scroll_bar
))
4356 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
4358 /* Unlink it from the condemned list. */
4359 f
= XFRAME (WINDOW_FRAME (window
));
4360 if (NILP (bar
->prev
))
4362 /* If the prev pointer is nil, it must be the first in one of
4364 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
4365 /* It's not condemned. Everything's fine. */
4367 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
4368 window
->vertical_scroll_bar
))
4369 FRAME_CONDEMNED_SCROLL_BARS (f
) = bar
->next
;
4371 /* If its prev pointer is nil, it must be at the front of
4372 one or the other! */
4376 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4378 if (! NILP (bar
->next
))
4379 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4381 bar
->next
= FRAME_SCROLL_BARS (f
);
4383 XSETVECTOR (FRAME_SCROLL_BARS (f
), bar
);
4384 if (! NILP (bar
->next
))
4385 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4388 /* Remove all scroll bars on FRAME that haven't been saved since the
4389 last call to `*condemn_scroll_bars_hook'. */
4392 w32_judge_scroll_bars (f
)
4395 Lisp_Object bar
, next
;
4397 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4399 /* Clear out the condemned list now so we won't try to process any
4400 more events on the hapless scroll bars. */
4401 FRAME_CONDEMNED_SCROLL_BARS (f
) = Qnil
;
4403 for (; ! NILP (bar
); bar
= next
)
4405 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4407 x_scroll_bar_remove (b
);
4410 b
->next
= b
->prev
= Qnil
;
4413 /* Now there should be no references to the condemned scroll bars,
4414 and they should get garbage-collected. */
4417 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4418 is set to something other than NO_EVENT, it is enqueued.
4420 This may be called from a signal handler, so we have to ignore GC
4424 w32_scroll_bar_handle_click (bar
, msg
, emacs_event
)
4425 struct scroll_bar
*bar
;
4427 struct input_event
*emacs_event
;
4429 if (! WINDOWP (bar
->window
))
4432 emacs_event
->kind
= W32_SCROLL_BAR_CLICK_EVENT
;
4433 emacs_event
->code
= 0;
4434 /* not really meaningful to distinguish up/down */
4435 emacs_event
->modifiers
= msg
->dwModifiers
;
4436 emacs_event
->frame_or_window
= bar
->window
;
4437 emacs_event
->arg
= Qnil
;
4438 emacs_event
->timestamp
= msg
->msg
.time
;
4441 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4443 int dragging
= !NILP (bar
->dragging
);
4446 si
.cbSize
= sizeof (si
);
4449 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4452 bar
->dragging
= Qnil
;
4455 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4457 switch (LOWORD (msg
->msg
.wParam
))
4460 emacs_event
->part
= scroll_bar_down_arrow
;
4463 emacs_event
->part
= scroll_bar_up_arrow
;
4466 emacs_event
->part
= scroll_bar_above_handle
;
4469 emacs_event
->part
= scroll_bar_below_handle
;
4472 emacs_event
->part
= scroll_bar_handle
;
4476 emacs_event
->part
= scroll_bar_handle
;
4480 case SB_THUMBPOSITION
:
4481 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4482 y
= HIWORD (msg
->msg
.wParam
);
4484 emacs_event
->part
= scroll_bar_handle
;
4486 /* "Silently" update current position. */
4490 si
.cbSize
= sizeof (si
);
4493 /* Remember apparent position (we actually lag behind the real
4494 position, so don't set that directly. */
4495 last_scroll_bar_drag_pos
= y
;
4497 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4501 /* If this is the end of a drag sequence, then reset the scroll
4502 handle size to normal and do a final redraw. Otherwise do
4507 int start
= XINT (bar
->start
);
4508 int end
= XINT (bar
->end
);
4510 si
.cbSize
= sizeof (si
);
4511 si
.fMask
= SIF_PAGE
| SIF_POS
;
4512 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4513 si
.nPos
= last_scroll_bar_drag_pos
;
4514 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4518 emacs_event
->kind
= NO_EVENT
;
4522 XSETINT (emacs_event
->x
, y
);
4523 XSETINT (emacs_event
->y
, top_range
);
4529 /* Return information to the user about the current position of the mouse
4530 on the scroll bar. */
4533 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
)
4535 Lisp_Object
*bar_window
;
4536 enum scroll_bar_part
*part
;
4538 unsigned long *time
;
4540 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4541 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4542 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4544 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4550 *bar_window
= bar
->window
;
4552 si
.cbSize
= sizeof (si
);
4553 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4555 GetScrollInfo (w
, SB_CTL
, &si
);
4557 top_range
= si
.nMax
- si
.nPage
+ 1;
4559 switch (LOWORD (last_mouse_scroll_bar_pos
))
4561 case SB_THUMBPOSITION
:
4563 *part
= scroll_bar_handle
;
4564 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4565 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4568 *part
= scroll_bar_handle
;
4572 *part
= scroll_bar_handle
;
4577 XSETINT (*y
, top_range
);
4580 last_mouse_scroll_bar
= Qnil
;
4582 *time
= last_mouse_movement_time
;
4588 /* The screen has been cleared so we may have changed foreground or
4589 background colors, and the scroll bars may need to be redrawn.
4590 Clear out the scroll bars, and ask for expose events, so we can
4594 x_scroll_bar_clear (f
)
4599 /* We can have scroll bars even if this is 0,
4600 if we just turned off scroll bar mode.
4601 But in that case we should not clear them. */
4602 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4603 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4604 bar
= XSCROLL_BAR (bar
)->next
)
4606 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4607 HDC hdc
= GetDC (window
);
4610 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4611 arranges to refresh the scroll bar if hidden. */
4612 my_show_window (f
, window
, SW_HIDE
);
4614 GetClientRect (window
, &rect
);
4615 select_palette (f
, hdc
);
4616 w32_clear_rect (f
, hdc
, &rect
);
4617 deselect_palette (f
, hdc
);
4619 ReleaseDC (window
, hdc
);
4624 /* The main W32 event-reading loop - w32_read_socket. */
4626 /* Record the last 100 characters stored
4627 to help debug the loss-of-chars-during-GC problem. */
4629 static int temp_index
;
4630 static short temp_buffer
[100];
4633 /* Read events coming from the W32 shell.
4634 This routine is called by the SIGIO handler.
4635 We return as soon as there are no more events to be read.
4637 We return the number of characters stored into the buffer,
4638 thus pretending to be `read'.
4640 EXPECTED is nonzero if the caller knows input is available.
4642 Some of these messages are reposted back to the message queue since the
4643 system calls the windows proc directly in a context where we cannot return
4644 the data nor can we guarantee the state we are in. So if we dispatch them
4645 we will get into an infinite loop. To prevent this from ever happening we
4646 will set a variable to indicate we are in the read_socket call and indicate
4647 which message we are processing since the windows proc gets called
4648 recursively with different messages by the system.
4652 w32_read_socket (sd
, expected
, hold_quit
)
4655 struct input_event
*hold_quit
;
4658 int check_visibility
= 0;
4661 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4663 if (interrupt_input_blocked
)
4665 interrupt_input_pending
= 1;
4669 interrupt_input_pending
= 0;
4672 /* So people can tell when we have read the available input. */
4673 input_signal_count
++;
4675 /* TODO: ghostscript integration. */
4676 while (get_next_msg (&msg
, FALSE
))
4678 struct input_event inev
;
4682 inev
.kind
= NO_EVENT
;
4685 switch (msg
.msg
.message
)
4688 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4692 if (msg
.rect
.right
== msg
.rect
.left
||
4693 msg
.rect
.bottom
== msg
.rect
.top
)
4695 /* We may get paint messages even though the client
4696 area is clipped - these are not expose events. */
4697 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4700 else if (f
->async_visible
!= 1)
4702 /* Definitely not obscured, so mark as visible. */
4703 f
->async_visible
= 1;
4704 f
->async_iconified
= 0;
4705 SET_FRAME_GARBAGED (f
);
4706 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4709 /* WM_PAINT serves as MapNotify as well, so report
4710 visibility changes properly. */
4713 inev
.kind
= DEICONIFY_EVENT
;
4714 XSETFRAME (inev
.frame_or_window
, f
);
4716 else if (! NILP (Vframe_list
)
4717 && ! NILP (XCDR (Vframe_list
)))
4718 /* Force a redisplay sooner or later to update the
4719 frame titles in case this is the second frame. */
4720 record_asynch_buffer_change ();
4724 HDC hdc
= get_frame_dc (f
);
4726 /* Erase background again for safety. */
4727 w32_clear_rect (f
, hdc
, &msg
.rect
);
4728 release_frame_dc (f
, hdc
);
4732 msg
.rect
.right
- msg
.rect
.left
,
4733 msg
.rect
.bottom
- msg
.rect
.top
);
4738 case WM_INPUTLANGCHANGE
:
4739 /* Generate a language change event. */
4740 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4744 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4745 XSETFRAME (inev
.frame_or_window
, f
);
4746 inev
.code
= msg
.msg
.wParam
;
4747 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4753 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4755 if (f
&& !f
->iconified
)
4757 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4758 && !EQ (f
->tool_bar_window
, dpyinfo
->mouse_face_window
))
4760 clear_mouse_face (dpyinfo
);
4761 dpyinfo
->mouse_face_hidden
= 1;
4764 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4766 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4767 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4768 inev
.code
= msg
.msg
.wParam
;
4769 inev
.modifiers
= msg
.dwModifiers
;
4770 XSETFRAME (inev
.frame_or_window
, f
);
4771 inev
.timestamp
= msg
.msg
.time
;
4777 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4779 if (f
&& !f
->iconified
)
4781 if (!dpyinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4782 && !EQ (f
->tool_bar_window
, dpyinfo
->mouse_face_window
))
4784 clear_mouse_face (dpyinfo
);
4785 dpyinfo
->mouse_face_hidden
= 1;
4788 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4790 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4791 inev
.kind
= ASCII_KEYSTROKE_EVENT
;
4792 inev
.code
= msg
.msg
.wParam
;
4793 inev
.modifiers
= msg
.dwModifiers
;
4794 XSETFRAME (inev
.frame_or_window
, f
);
4795 inev
.timestamp
= msg
.msg
.time
;
4800 /* Ignore non-movement. */
4802 int x
= LOWORD (msg
.msg
.lParam
);
4803 int y
= HIWORD (msg
.msg
.lParam
);
4804 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4806 last_mousemove_x
= x
;
4807 last_mousemove_y
= y
;
4810 previous_help_echo_string
= help_echo_string
;
4811 help_echo_string
= Qnil
;
4813 if (dpyinfo
->grabbed
&& last_mouse_frame
4814 && FRAME_LIVE_P (last_mouse_frame
))
4815 f
= last_mouse_frame
;
4817 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4819 if (dpyinfo
->mouse_face_hidden
)
4821 dpyinfo
->mouse_face_hidden
= 0;
4822 clear_mouse_face (dpyinfo
);
4827 /* Generate SELECT_WINDOW_EVENTs when needed. */
4828 if (!NILP (Vmouse_autoselect_window
))
4831 int x
= LOWORD (msg
.msg
.lParam
);
4832 int y
= HIWORD (msg
.msg
.lParam
);
4834 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 0);
4836 /* Window will be selected only when it is not
4837 selected now and last mouse movement event was
4838 not in it. Minibuffer window will be selected
4839 only when it is active. */
4841 && !EQ (window
, last_window
)
4842 && !EQ (window
, selected_window
))
4844 inev
.kind
= SELECT_WINDOW_EVENT
;
4845 inev
.frame_or_window
= window
;
4850 if (!note_mouse_movement (f
, &msg
.msg
))
4851 help_echo_string
= previous_help_echo_string
;
4855 /* If we move outside the frame, then we're
4856 certainly no longer on any text in the frame. */
4857 clear_mouse_face (dpyinfo
);
4860 /* If the contents of the global variable help_echo_string
4861 has changed, generate a HELP_EVENT. */
4862 #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE.
4863 But it was originally changed to this to fix a bug, so I have
4864 not removed it completely in case the bug is still there. */
4865 if (help_echo_string
!= previous_help_echo_string
||
4866 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4867 #else /* This is what xterm.c does. */
4868 if (!NILP (help_echo_string
)
4869 || !NILP (previous_help_echo_string
))
4874 case WM_LBUTTONDOWN
:
4876 case WM_MBUTTONDOWN
:
4878 case WM_RBUTTONDOWN
:
4880 case WM_XBUTTONDOWN
:
4883 /* If we decide we want to generate an event to be seen
4884 by the rest of Emacs, we put it here. */
4889 if (dpyinfo
->grabbed
&& last_mouse_frame
4890 && FRAME_LIVE_P (last_mouse_frame
))
4891 f
= last_mouse_frame
;
4893 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4897 construct_mouse_click (&inev
, &msg
, f
);
4899 /* Is this in the tool-bar? */
4900 if (WINDOWP (f
->tool_bar_window
)
4901 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4904 int x
= XFASTINT (inev
.x
);
4905 int y
= XFASTINT (inev
.y
);
4907 window
= window_from_coordinates (f
, x
, y
, 0, 0, 0, 1);
4909 if (EQ (window
, f
->tool_bar_window
))
4911 w32_handle_tool_bar_click (f
, &inev
);
4917 || (dpyinfo
->w32_focus_frame
4918 && f
!= dpyinfo
->w32_focus_frame
))
4919 inev
.kind
= NO_EVENT
;
4922 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4927 dpyinfo
->grabbed
&= ~ (1 << button
);
4931 dpyinfo
->grabbed
|= (1 << button
);
4932 last_mouse_frame
= f
;
4933 /* Ignore any mouse motion that happened
4934 before this event; any subsequent mouse-movement
4935 Emacs events should reflect only motion after
4941 last_tool_bar_item
= -1;
4948 if (dpyinfo
->grabbed
&& last_mouse_frame
4949 && FRAME_LIVE_P (last_mouse_frame
))
4950 f
= last_mouse_frame
;
4952 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4957 if (!dpyinfo
->w32_focus_frame
4958 || f
== dpyinfo
->w32_focus_frame
)
4960 /* Emit an Emacs wheel-up/down event. */
4961 construct_mouse_wheel (&inev
, &msg
, f
);
4963 /* Ignore any mouse motion that happened before this
4964 event; any subsequent mouse-movement Emacs events
4965 should reflect only motion after the
4969 last_mouse_frame
= f
;
4970 last_tool_bar_item
= -1;
4975 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4978 construct_drag_n_drop (&inev
, &msg
, f
);
4983 struct scroll_bar
*bar
=
4984 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4987 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4991 case WM_WINDOWPOSCHANGED
:
4992 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4995 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4996 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4998 check_visibility
= 1;
5002 case WM_ACTIVATEAPP
:
5003 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5005 x_check_fullscreen (f
);
5006 check_visibility
= 1;
5010 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5012 if (f
&& !f
->async_iconified
)
5016 x_real_positions (f
, &x
, &y
);
5021 check_visibility
= 1;
5025 /* wParam non-zero means Window is about to be shown, 0 means
5026 about to be hidden. */
5027 /* Redo the mouse-highlight after the tooltip has gone. */
5028 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
5031 redo_mouse_highlight ();
5034 /* If window has been obscured or exposed by another window
5035 being maximised or minimised/restored, then recheck
5036 visibility of all frames. Direct changes to our own
5037 windows get handled by WM_SIZE. */
5039 if (msg
.msg
.lParam
!= 0)
5040 check_visibility
= 1;
5043 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5044 f
->async_visible
= msg
.msg
.wParam
;
5048 check_visibility
= 1;
5052 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5054 /* Inform lisp of whether frame has been iconified etc. */
5057 switch (msg
.msg
.wParam
)
5059 case SIZE_MINIMIZED
:
5060 f
->async_visible
= 0;
5061 f
->async_iconified
= 1;
5063 inev
.kind
= ICONIFY_EVENT
;
5064 XSETFRAME (inev
.frame_or_window
, f
);
5067 case SIZE_MAXIMIZED
:
5069 f
->async_visible
= 1;
5070 f
->async_iconified
= 0;
5072 /* wait_reading_process_output will notice this and update
5073 the frame's display structures. */
5074 SET_FRAME_GARBAGED (f
);
5080 /* Reset top and left positions of the Window
5081 here since Windows sends a WM_MOVE message
5082 BEFORE telling us the Window is minimized
5083 when the Window is iconified, with 3000,3000
5085 x_real_positions (f
, &x
, &y
);
5089 inev
.kind
= DEICONIFY_EVENT
;
5090 XSETFRAME (inev
.frame_or_window
, f
);
5092 else if (! NILP (Vframe_list
)
5093 && ! NILP (XCDR (Vframe_list
)))
5094 /* Force a redisplay sooner or later
5095 to update the frame titles
5096 in case this is the second frame. */
5097 record_asynch_buffer_change ();
5102 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
5110 GetClientRect (msg
.msg
.hwnd
, &rect
);
5112 height
= rect
.bottom
- rect
.top
;
5113 width
= rect
.right
- rect
.left
;
5115 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
5116 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
5118 /* TODO: Clip size to the screen dimensions. */
5120 /* Even if the number of character rows and columns has
5121 not changed, the font size may have changed, so we need
5122 to check the pixel dimensions as well. */
5124 if (columns
!= FRAME_COLS (f
)
5125 || rows
!= FRAME_LINES (f
)
5126 || width
!= FRAME_PIXEL_WIDTH (f
)
5127 || height
!= FRAME_PIXEL_HEIGHT (f
))
5129 change_frame_size (f
, rows
, columns
, 0, 1, 0);
5130 SET_FRAME_GARBAGED (f
);
5131 cancel_mouse_face (f
);
5132 FRAME_PIXEL_WIDTH (f
) = width
;
5133 FRAME_PIXEL_HEIGHT (f
) = height
;
5134 f
->win_gravity
= NorthWestGravity
;
5138 check_visibility
= 1;
5142 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5145 if (f
== dpyinfo
->mouse_face_mouse_frame
)
5147 /* If we move outside the frame, then we're
5148 certainly no longer on any text in the frame. */
5149 clear_mouse_face (dpyinfo
);
5150 dpyinfo
->mouse_face_mouse_frame
= 0;
5153 /* Generate a nil HELP_EVENT to cancel a help-echo.
5154 Do it only if there's something to cancel.
5155 Otherwise, the startup message is cleared when
5156 the mouse leaves the frame. */
5157 if (any_help_event_p
)
5163 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
5165 dpyinfo
->grabbed
= 0;
5166 check_visibility
= 1;
5170 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5174 if (f
== dpyinfo
->w32_focus_event_frame
)
5175 dpyinfo
->w32_focus_event_frame
= 0;
5177 if (f
== dpyinfo
->w32_focus_frame
)
5178 x_new_focus_frame (dpyinfo
, 0);
5180 if (f
== dpyinfo
->mouse_face_mouse_frame
)
5182 /* If we move outside the frame, then we're
5183 certainly no longer on any text in the frame. */
5184 clear_mouse_face (dpyinfo
);
5185 dpyinfo
->mouse_face_mouse_frame
= 0;
5188 /* Generate a nil HELP_EVENT to cancel a help-echo.
5189 Do it only if there's something to cancel.
5190 Otherwise, the startup message is cleared when
5191 the mouse leaves the frame. */
5192 if (any_help_event_p
)
5196 dpyinfo
->grabbed
= 0;
5197 check_visibility
= 1;
5201 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5205 inev
.kind
= DELETE_WINDOW_EVENT
;
5206 XSETFRAME (inev
.frame_or_window
, f
);
5211 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5215 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
5216 XSETFRAME (inev
.frame_or_window
, f
);
5221 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5225 extern void menubar_selection_callback
5226 (FRAME_PTR f
, void * client_data
);
5227 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
5230 check_visibility
= 1;
5233 case WM_DISPLAYCHANGE
:
5234 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
5238 dpyinfo
->width
= (short) LOWORD (msg
.msg
.lParam
);
5239 dpyinfo
->height
= (short) HIWORD (msg
.msg
.lParam
);
5240 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
5241 DebPrint (("display change: %d %d\n", dpyinfo
->width
,
5245 check_visibility
= 1;
5249 /* Check for messages registered at runtime. */
5250 if (msg
.msg
.message
== msh_mousewheel
)
5252 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
5253 msg
.msg
.message
= WM_MOUSEWHEEL
;
5259 if (inev
.kind
!= NO_EVENT
)
5261 kbd_buffer_store_event_hold (&inev
, hold_quit
);
5266 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
5271 XSETFRAME (frame
, f
);
5277 if (NILP (help_echo_string
))
5279 help_echo_object
= help_echo_window
= Qnil
;
5283 any_help_event_p
= 1;
5284 gen_help_event (help_echo_string
, frame
, help_echo_window
,
5285 help_echo_object
, help_echo_pos
);
5289 help_echo_string
= Qnil
;
5290 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5296 /* If the focus was just given to an autoraising frame,
5298 /* ??? This ought to be able to handle more than one such frame. */
5299 if (pending_autoraise_frame
)
5301 x_raise_frame (pending_autoraise_frame
);
5302 pending_autoraise_frame
= 0;
5305 /* Check which frames are still visisble, if we have enqueued any user
5306 events or been notified of events that may affect visibility. We
5307 do this here because there doesn't seem to be any direct
5308 notification from Windows that the visibility of a window has
5309 changed (at least, not in all cases). */
5310 if (count
> 0 || check_visibility
)
5312 Lisp_Object tail
, frame
;
5314 FOR_EACH_FRAME (tail
, frame
)
5316 FRAME_PTR f
= XFRAME (frame
);
5317 /* The tooltip has been drawn already. Avoid the
5318 SET_FRAME_GARBAGED below. */
5319 if (EQ (frame
, tip_frame
))
5322 /* Check "visible" frames and mark each as obscured or not.
5323 Note that async_visible is nonzero for unobscured and
5324 obscured frames, but zero for hidden and iconified frames. */
5325 if (FRAME_W32_P (f
) && f
->async_visible
)
5331 /* Query clipping rectangle for the entire window area
5332 (GetWindowDC), not just the client portion (GetDC).
5333 Otherwise, the scrollbars and menubar aren't counted as
5334 part of the visible area of the frame, and we may think
5335 the frame is obscured when really a scrollbar is still
5336 visible and gets WM_PAINT messages above. */
5337 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5338 GetClipBox (hdc
, &clipbox
);
5339 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5342 if (clipbox
.right
== clipbox
.left
5343 || clipbox
.bottom
== clipbox
.top
)
5345 /* Frame has become completely obscured so mark as
5346 such (we do this by setting async_visible to 2 so
5347 that FRAME_VISIBLE_P is still true, but redisplay
5349 f
->async_visible
= 2;
5351 if (!FRAME_OBSCURED_P (f
))
5353 DebPrint (("frame %p (%s) obscured\n", f
,
5359 /* Frame is not obscured, so mark it as such. */
5360 f
->async_visible
= 1;
5362 if (FRAME_OBSCURED_P (f
))
5364 SET_FRAME_GARBAGED (f
);
5365 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
5368 /* Force a redisplay sooner or later. */
5369 record_asynch_buffer_change ();
5382 /***********************************************************************
5384 ***********************************************************************/
5386 /* Set clipping for output in glyph row ROW. W is the window in which
5387 we operate. GC is the graphics context to set clipping in.
5389 ROW may be a text row or, e.g., a mode line. Text rows must be
5390 clipped to the interior of the window dedicated to text display,
5391 mode lines must be clipped to the whole window. */
5394 w32_clip_to_row (w
, row
, area
, hdc
)
5396 struct glyph_row
*row
;
5400 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5402 int window_x
, window_y
, window_width
;
5404 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5406 clip_rect
.left
= window_x
;
5407 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5408 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5409 clip_rect
.right
= clip_rect
.left
+ window_width
;
5410 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5412 w32_set_clip_rectangle (hdc
, &clip_rect
);
5416 /* Draw a hollow box cursor on window W in glyph row ROW. */
5419 x_draw_hollow_cursor (w
, row
)
5421 struct glyph_row
*row
;
5423 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5427 struct glyph
*cursor_glyph
;
5428 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5430 /* Get the glyph the cursor is on. If we can't tell because
5431 the current matrix is invalid or such, give up. */
5432 cursor_glyph
= get_phys_cursor_glyph (w
);
5433 if (cursor_glyph
== NULL
)
5436 /* Compute frame-relative coordinates for phys cursor. */
5437 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5440 rect
.bottom
= rect
.top
+ h
;
5441 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5443 hdc
= get_frame_dc (f
);
5444 /* Set clipping, draw the rectangle, and reset clipping again. */
5445 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5446 FrameRect (hdc
, &rect
, hb
);
5448 w32_set_clip_rectangle (hdc
, NULL
);
5449 release_frame_dc (f
, hdc
);
5453 /* Draw a bar cursor on window W in glyph row ROW.
5455 Implementation note: One would like to draw a bar cursor with an
5456 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5457 Unfortunately, I didn't find a font yet that has this property set.
5461 x_draw_bar_cursor (w
, row
, width
, kind
)
5463 struct glyph_row
*row
;
5465 enum text_cursor_kinds kind
;
5467 struct frame
*f
= XFRAME (w
->frame
);
5468 struct glyph
*cursor_glyph
;
5472 /* If cursor is out of bounds, don't draw garbage. This can happen
5473 in mini-buffer windows when switching between echo area glyphs
5475 cursor_glyph
= get_phys_cursor_glyph (w
);
5476 if (cursor_glyph
== NULL
)
5479 /* If on an image, draw like a normal cursor. That's usually better
5480 visible than drawing a bar, esp. if the image is large so that
5481 the bar might not be in the window. */
5482 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5484 struct glyph_row
*row
;
5485 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5486 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5490 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5491 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5493 /* If the glyph's background equals the color we normally draw
5494 the bar cursor in, the bar cursor in its normal color is
5495 invisible. Use the glyph's foreground color instead in this
5496 case, on the assumption that the glyph's colors are chosen so
5497 that the glyph is legible. */
5498 if (face
->background
== cursor_color
)
5499 cursor_color
= face
->foreground
;
5501 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5504 width
= FRAME_CURSOR_WIDTH (f
);
5505 width
= min (cursor_glyph
->pixel_width
, width
);
5507 w
->phys_cursor_width
= width
;
5510 hdc
= get_frame_dc (f
);
5511 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5513 if (kind
== BAR_CURSOR
)
5515 w32_fill_area (f
, hdc
, cursor_color
, x
,
5516 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5517 width
, row
->height
);
5521 w32_fill_area (f
, hdc
, cursor_color
, x
,
5522 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5523 row
->height
- width
),
5524 cursor_glyph
->pixel_width
, width
);
5527 w32_set_clip_rectangle (hdc
, NULL
);
5528 release_frame_dc (f
, hdc
);
5533 /* RIF: Define cursor CURSOR on frame F. */
5536 w32_define_frame_cursor (f
, cursor
)
5540 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5544 /* RIF: Clear area on frame F. */
5547 w32_clear_frame_area (f
, x
, y
, width
, height
)
5549 int x
, y
, width
, height
;
5553 hdc
= get_frame_dc (f
);
5554 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5555 release_frame_dc (f
, hdc
);
5558 /* RIF: Draw or clear cursor on window W. */
5561 w32_draw_window_cursor (w
, glyph_row
, x
, y
, cursor_type
, cursor_width
, on_p
, active_p
)
5563 struct glyph_row
*glyph_row
;
5565 int cursor_type
, cursor_width
;
5570 /* If the user wants to use the system caret, make sure our own
5571 cursor remains invisible. */
5572 if (w32_use_visible_system_caret
)
5574 /* Call to erase_phys_cursor here seems to use the
5575 wrong values of w->phys_cursor, as they have been
5576 overwritten before this function was called. */
5577 if (w
->phys_cursor_type
!= NO_CURSOR
)
5578 erase_phys_cursor (w
);
5580 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5581 w
->phys_cursor_width
= -1;
5585 w
->phys_cursor_type
= cursor_type
;
5588 w
->phys_cursor_on_p
= 1;
5590 /* If this is the active cursor, we need to track it with the
5591 system caret, so third party software like screen magnifiers
5592 and speech synthesizers can follow the cursor. */
5595 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5596 HWND hwnd
= FRAME_W32_WINDOW (f
);
5599 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5601 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5602 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5604 /* If the size of the active cursor changed, destroy the old
5606 if (w32_system_caret_hwnd
5607 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5608 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5610 w32_system_caret_height
= w
->phys_cursor_height
;
5612 /* Move the system caret. */
5613 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5616 if (glyph_row
->exact_window_width_line_p
5617 && w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])
5619 glyph_row
->cursor_in_fringe_p
= 1;
5620 draw_fringe_bitmap (w
, glyph_row
, 0);
5624 switch (cursor_type
)
5626 case HOLLOW_BOX_CURSOR
:
5627 x_draw_hollow_cursor (w
, glyph_row
);
5630 case FILLED_BOX_CURSOR
:
5631 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5635 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5639 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5643 w
->phys_cursor_width
= 0;
5657 x_bitmap_icon (f
, icon
)
5662 HANDLE small_icon
= NULL
;
5664 if (FRAME_W32_WINDOW (f
) == 0)
5668 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5669 else if (STRINGP (icon
))
5671 /* Load the main icon from the named file. */
5672 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5673 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5674 /* Try to load a small icon to go with it. */
5675 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5676 GetSystemMetrics (SM_CXSMICON
),
5677 GetSystemMetrics (SM_CYSMICON
),
5680 else if (SYMBOLP (icon
))
5684 if (EQ (icon
, intern ("application")))
5685 name
= (LPCTSTR
) IDI_APPLICATION
;
5686 else if (EQ (icon
, intern ("hand")))
5687 name
= (LPCTSTR
) IDI_HAND
;
5688 else if (EQ (icon
, intern ("question")))
5689 name
= (LPCTSTR
) IDI_QUESTION
;
5690 else if (EQ (icon
, intern ("exclamation")))
5691 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5692 else if (EQ (icon
, intern ("asterisk")))
5693 name
= (LPCTSTR
) IDI_ASTERISK
;
5694 else if (EQ (icon
, intern ("winlogo")))
5695 name
= (LPCTSTR
) IDI_WINLOGO
;
5699 main_icon
= LoadIcon (NULL
, name
);
5704 if (main_icon
== NULL
)
5707 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5708 (LPARAM
) main_icon
);
5710 /* If there is a small icon that goes with it, set that too. */
5712 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5713 (LPARAM
) small_icon
);
5719 /************************************************************************
5721 ************************************************************************/
5723 /* Display Error Handling functions not used on W32. Listing them here
5724 helps diff stay in step when comparing w32term.c with xterm.c.
5726 x_error_catcher (display, error)
5727 x_catch_errors (dpy)
5728 x_catch_errors_unwind (old_val)
5729 x_check_errors (dpy, format)
5730 x_fully_uncatch_errors ()
5731 x_catching_errors ()
5732 x_had_errors_p (dpy)
5733 x_clear_errors (dpy)
5734 x_uncatch_errors (dpy, count)
5736 x_connection_signal (signalnum)
5737 x_connection_closed (dpy, error_message)
5738 x_error_quitter (display, error)
5739 x_error_handler (display, error)
5740 x_io_error_quitter (display)
5745 /* Changing the font of the frame. */
5747 /* Give frame F the font named FONTNAME as its default font, and
5748 return the full name of that font. FONTNAME may be a wildcard
5749 pattern; in that case, we choose some font that fits the pattern.
5750 The return value shows which font we chose. */
5753 x_new_font (f
, fontname
)
5755 register char *fontname
;
5757 struct font_info
*fontp
5758 = FS_LOAD_FONT (f
, fontname
);
5763 if (FRAME_FONT (f
) == (XFontStruct
*) (fontp
->font
))
5764 /* This font is already set in frame F. There's nothing more to
5766 return build_string (fontp
->full_name
);
5768 FRAME_FONT (f
) = (XFontStruct
*) (fontp
->font
);
5769 FRAME_BASELINE_OFFSET (f
) = fontp
->baseline_offset
;
5770 FRAME_FONTSET (f
) = -1;
5772 FRAME_COLUMN_WIDTH (f
) = fontp
->average_width
;
5773 FRAME_SPACE_WIDTH (f
) = fontp
->space_width
;
5774 FRAME_LINE_HEIGHT (f
) = FONT_HEIGHT (FRAME_FONT (f
));
5776 compute_fringe_widths (f
, 1);
5778 /* Compute the scroll bar width in character columns. */
5779 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5781 int wid
= FRAME_COLUMN_WIDTH (f
);
5782 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5783 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
-1) / wid
;
5787 int wid
= FRAME_COLUMN_WIDTH (f
);
5788 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5791 /* Now make the frame display the given font. */
5792 if (FRAME_W32_WINDOW (f
) != 0)
5794 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5795 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5798 return build_string (fontp
->full_name
);
5801 /* Give frame F the fontset named FONTSETNAME as its default fontset,
5802 and return the full name of that fontset. FONTSETNAME may be a
5803 wildcard pattern; in that case, we choose some fontset that fits
5804 the pattern. FONTSETNAME may be a font name for ASCII characters;
5805 in that case, we create a fontset from that font name.
5807 The return value shows which fontset we chose.
5808 If FONTSETNAME specifies the default fontset, return Qt.
5809 If an ASCII font in the specified fontset can't be loaded, return
5813 x_new_fontset (f
, fontsetname
)
5815 Lisp_Object fontsetname
;
5817 int fontset
= fs_query_fontset (fontsetname
, 0);
5820 if (fontset
> 0 && FRAME_FONTSET(f
) == fontset
)
5821 /* This fontset is already set in frame F. There's nothing more
5823 return fontset_name (fontset
);
5824 else if (fontset
== 0)
5825 /* The default fontset can't be the default font. */
5829 result
= x_new_font (f
, (SDATA (fontset_ascii (fontset
))));
5831 result
= x_new_font (f
, SDATA (fontsetname
));
5833 if (!STRINGP (result
))
5834 /* Can't load ASCII font. */
5838 fontset
= new_fontset_from_font_name (result
);
5840 /* Since x_new_font doesn't update any fontset information, do it now. */
5841 FRAME_FONTSET(f
) = fontset
;
5843 return fontset_name (fontset
);
5846 #ifdef USE_FONT_BACKEND
5848 x_new_fontset2 (f
, fontset
, font_object
)
5851 Lisp_Object font_object
;
5853 struct font
*font
= XSAVE_VALUE (font_object
)->pointer
;
5855 if (FRAME_FONT_OBJECT (f
) == font
)
5856 /* This font is already set in frame F. There's nothing more to
5858 return fontset_name (fontset
);
5862 FRAME_FONT_OBJECT (f
) = font
;
5863 FRAME_FONT (f
) = font
->font
.font
;
5864 FRAME_BASELINE_OFFSET (f
) = font
->font
.baseline_offset
;
5865 FRAME_FONTSET (f
) = fontset
;
5867 FRAME_COLUMN_WIDTH (f
) = font
->font
.average_width
;
5868 FRAME_SPACE_WIDTH (f
) = font
->font
.space_width
;
5869 FRAME_LINE_HEIGHT (f
) = font
->font
.height
;
5871 compute_fringe_widths (f
, 1);
5873 /* Compute the scroll bar width in character columns. */
5874 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5876 int wid
= FRAME_COLUMN_WIDTH (f
);
5877 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5878 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5882 int wid
= FRAME_COLUMN_WIDTH (f
);
5883 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5886 /* Now make the frame display the given font. */
5887 if (FRAME_X_WINDOW (f
) != 0)
5889 /* Don't change the size of a tip frame; there's no point in
5890 doing it because it's done in Fx_show_tip, and it leads to
5891 problems because the tip frame has no widget. */
5892 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5893 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5898 && (FRAME_XIC_STYLE (f
) & (XIMPreeditPosition
| XIMStatusArea
)))
5899 xic_set_xfontset (f
, SDATA (fontset_ascii (fontset
)));
5904 return fontset_name (fontset
);
5906 #endif /* USE_FONT_BACKEND */
5909 /***********************************************************************
5910 TODO: W32 Input Methods
5911 ***********************************************************************/
5912 /* Listing missing functions from xterm.c helps diff stay in step.
5914 xim_destroy_callback (xim, client_data, call_data)
5915 xim_open_dpy (dpyinfo, resource_name)
5917 xim_instantiate_callback (display, client_data, call_data)
5918 xim_initialize (dpyinfo, resource_name)
5919 xim_close_dpy (dpyinfo)
5924 /* Calculate the absolute position in frame F
5925 from its current recorded position values and gravity. */
5928 x_calc_absolute_position (f
)
5931 int flags
= f
->size_hint_flags
;
5933 /* The sum of the widths of the frame's left and right borders, and
5934 the sum of the heights of the frame's top and bottom borders (in
5935 pixels) drawn by Windows. */
5936 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5938 /* Try to get the actual values of these two variables. We compute
5939 the border width (height) by subtracting the width (height) of
5940 the frame's client area from the width (height) of the frame's
5942 WINDOWPLACEMENT wp
= { 0 };
5943 RECT client_rect
= { 0 };
5945 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5946 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5948 left_right_borders_width
=
5949 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5950 (client_rect
.right
- client_rect
.left
);
5952 top_bottom_borders_height
=
5953 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5954 (client_rect
.bottom
- client_rect
.top
);
5958 /* Use sensible default values. */
5959 left_right_borders_width
= 8;
5960 top_bottom_borders_height
= 32;
5963 /* Treat negative positions as relative to the rightmost bottommost
5964 position that fits on the screen. */
5965 if (flags
& XNegative
)
5966 f
->left_pos
= (FRAME_W32_DISPLAY_INFO (f
)->width
5967 - FRAME_PIXEL_WIDTH (f
)
5969 - (left_right_borders_width
- 1));
5971 if (flags
& YNegative
)
5972 f
->top_pos
= (FRAME_W32_DISPLAY_INFO (f
)->height
5973 - FRAME_PIXEL_HEIGHT (f
)
5975 - (top_bottom_borders_height
- 1));
5977 /* The left_pos and top_pos are now relative to the top and left
5978 screen edges, so the flags should correspond. */
5979 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5982 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5983 to really change the position, and 0 when calling from
5984 x_make_frame_visible (in that case, XOFF and YOFF are the current
5985 position values). It is -1 when calling from x_set_frame_parameters,
5986 which means, do adjust for borders but don't change the gravity. */
5989 x_set_offset (f
, xoff
, yoff
, change_gravity
)
5991 register int xoff
, yoff
;
5994 int modified_top
, modified_left
;
5996 if (change_gravity
> 0)
6000 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
6002 f
->size_hint_flags
|= XNegative
;
6004 f
->size_hint_flags
|= YNegative
;
6005 f
->win_gravity
= NorthWestGravity
;
6007 x_calc_absolute_position (f
);
6010 x_wm_set_size_hint (f
, (long) 0, 0);
6012 modified_left
= f
->left_pos
;
6013 modified_top
= f
->top_pos
;
6015 my_set_window_pos (FRAME_W32_WINDOW (f
),
6017 modified_left
, modified_top
,
6019 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
6024 /* Check if we need to resize the frame due to a fullscreen request.
6025 If so needed, resize the frame. */
6027 x_check_fullscreen (f
)
6030 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
6032 int width
, height
, ign
;
6034 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
6036 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
6038 /* We do not need to move the window, it shall be taken care of
6039 when setting WM manager hints. */
6040 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
6042 change_frame_size (f
, height
, width
, 0, 1, 0);
6043 SET_FRAME_GARBAGED (f
);
6044 cancel_mouse_face (f
);
6046 /* Wait for the change of frame size to occur */
6047 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
6052 /* Call this to change the size of frame F's x-window.
6053 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
6054 for this size change and subsequent size changes.
6055 Otherwise we leave the window gravity unchanged. */
6058 x_set_window_size (f
, change_gravity
, cols
, rows
)
6063 int pixelwidth
, pixelheight
;
6067 check_frame_size (f
, &rows
, &cols
);
6068 f
->scroll_bar_actual_width
6069 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
6071 compute_fringe_widths (f
, 0);
6073 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
6074 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
6076 f
->win_gravity
= NorthWestGravity
;
6077 x_wm_set_size_hint (f
, (long) 0, 0);
6082 rect
.left
= rect
.top
= 0;
6083 rect
.right
= pixelwidth
;
6084 rect
.bottom
= pixelheight
;
6086 AdjustWindowRect(&rect
, f
->output_data
.w32
->dwStyle
,
6087 FRAME_EXTERNAL_MENU_BAR (f
));
6089 my_set_window_pos (FRAME_W32_WINDOW (f
),
6092 rect
.right
- rect
.left
,
6093 rect
.bottom
- rect
.top
,
6094 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
6097 /* Now, strictly speaking, we can't be sure that this is accurate,
6098 but the window manager will get around to dealing with the size
6099 change request eventually, and we'll hear how it went when the
6100 ConfigureNotify event gets here.
6102 We could just not bother storing any of this information here,
6103 and let the ConfigureNotify event set everything up, but that
6104 might be kind of confusing to the Lisp code, since size changes
6105 wouldn't be reported in the frame parameters until some random
6106 point in the future when the ConfigureNotify event arrives.
6108 We pass 1 for DELAY since we can't run Lisp code inside of
6110 change_frame_size (f
, rows
, cols
, 0, 1, 0);
6111 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
6112 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
6114 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
6115 receive in the ConfigureNotify event; if we get what we asked
6116 for, then the event won't cause the screen to become garbaged, so
6117 we have to make sure to do it here. */
6118 SET_FRAME_GARBAGED (f
);
6120 /* If cursor was outside the new size, mark it as off. */
6121 mark_window_cursors_off (XWINDOW (f
->root_window
));
6123 /* Clear out any recollection of where the mouse highlighting was,
6124 since it might be in a place that's outside the new frame size.
6125 Actually checking whether it is outside is a pain in the neck,
6126 so don't try--just let the highlighting be done afresh with new size. */
6127 cancel_mouse_face (f
);
6132 /* Mouse warping. */
6134 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
6137 x_set_mouse_position (f
, x
, y
)
6143 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
6144 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
6146 if (pix_x
< 0) pix_x
= 0;
6147 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
6149 if (pix_y
< 0) pix_y
= 0;
6150 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
6152 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
6156 x_set_mouse_pixel_position (f
, pix_x
, pix_y
)
6165 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
6166 pt
.x
= rect
.left
+ pix_x
;
6167 pt
.y
= rect
.top
+ pix_y
;
6168 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
6170 SetCursorPos (pt
.x
, pt
.y
);
6176 /* focus shifting, raising and lowering. */
6179 x_focus_on_frame (f
)
6182 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6184 /* Give input focus to frame. */
6187 /* Try not to change its Z-order if possible. */
6188 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
6189 my_set_focus (f
, FRAME_W32_WINDOW (f
));
6192 my_set_foreground_window (FRAME_W32_WINDOW (f
));
6202 /* Raise frame F. */
6209 /* Strictly speaking, raise-frame should only change the frame's Z
6210 order, leaving input focus unchanged. This is reasonable behaviour
6211 on X where the usual policy is point-to-focus. However, this
6212 behaviour would be very odd on Windows where the usual policy is
6215 On X, if the mouse happens to be over the raised frame, it gets
6216 input focus anyway (so the window with focus will never be
6217 completely obscured) - if not, then just moving the mouse over it
6218 is sufficient to give it focus. On Windows, the user must actually
6219 click on the frame (preferrably the title bar so as not to move
6220 point), which is more awkward. Also, no other Windows program
6221 raises a window to the top but leaves another window (possibly now
6222 completely obscured) with input focus.
6224 Because there is a system setting on Windows that allows the user
6225 to choose the point to focus policy, we make the strict semantics
6226 optional, but by default we grab focus when raising. */
6228 if (NILP (Vw32_grab_focus_on_raise
))
6230 /* The obvious call to my_set_window_pos doesn't work if Emacs is
6231 not already the foreground application: the frame is raised
6232 above all other frames belonging to us, but not above the
6233 current top window. To achieve that, we have to resort to this
6234 more cumbersome method. */
6236 HDWP handle
= BeginDeferWindowPos (2);
6239 DeferWindowPos (handle
,
6240 FRAME_W32_WINDOW (f
),
6243 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
6245 DeferWindowPos (handle
,
6246 GetForegroundWindow (),
6247 FRAME_W32_WINDOW (f
),
6249 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
6251 EndDeferWindowPos (handle
);
6256 my_set_foreground_window (FRAME_W32_WINDOW (f
));
6262 /* Lower frame F. */
6268 my_set_window_pos (FRAME_W32_WINDOW (f
),
6271 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
6276 w32_frame_raise_lower (f
, raise_flag
)
6280 if (! FRAME_W32_P (f
))
6289 /* Change of visibility. */
6291 /* This tries to wait until the frame is really visible.
6292 However, if the window manager asks the user where to position
6293 the frame, this will return before the user finishes doing that.
6294 The frame will not actually be visible at that time,
6295 but it will become visible later when the window manager
6296 finishes with it. */
6299 x_make_frame_visible (f
)
6306 type
= x_icon_type (f
);
6308 x_bitmap_icon (f
, type
);
6310 if (! FRAME_VISIBLE_P (f
))
6312 /* We test FRAME_GARBAGED_P here to make sure we don't
6313 call x_set_offset a second time
6314 if we get to x_make_frame_visible a second time
6315 before the window gets really visible. */
6316 if (! FRAME_ICONIFIED_P (f
)
6317 && ! f
->output_data
.w32
->asked_for_visible
)
6322 /* Adjust vertical window position in order to avoid being
6323 covered by a task bar placed at the bottom of the desktop. */
6324 SystemParametersInfo(SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
6325 GetWindowRect(FRAME_W32_WINDOW(f
), &window_rect
);
6326 if (window_rect
.bottom
> workarea_rect
.bottom
6327 && window_rect
.top
> workarea_rect
.top
)
6328 f
->top_pos
= max (window_rect
.top
6329 - window_rect
.bottom
+ workarea_rect
.bottom
,
6332 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
6335 f
->output_data
.w32
->asked_for_visible
= 1;
6337 /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */
6338 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_SHOWNORMAL
);
6341 /* Synchronize to ensure Emacs knows the frame is visible
6342 before we do anything else. We do this loop with input not blocked
6343 so that incoming events are handled. */
6348 /* This must come after we set COUNT. */
6351 XSETFRAME (frame
, f
);
6353 /* Wait until the frame is visible. Process X events until a
6354 MapNotify event has been seen, or until we think we won't get a
6355 MapNotify at all.. */
6356 for (count
= input_signal_count
+ 10;
6357 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
6359 /* Force processing of queued events. */
6360 /* TODO: x_sync equivalent? */
6362 /* Machines that do polling rather than SIGIO have been observed
6363 to go into a busy-wait here. So we'll fake an alarm signal
6364 to let the handler know that there's something to be read.
6365 We used to raise a real alarm, but it seems that the handler
6366 isn't always enabled here. This is probably a bug. */
6367 if (input_polling_used ())
6369 /* It could be confusing if a real alarm arrives while processing
6370 the fake one. Turn it off and let the handler reset it. */
6371 int old_poll_suppress_count
= poll_suppress_count
;
6372 poll_suppress_count
= 1;
6373 poll_for_input_1 ();
6374 poll_suppress_count
= old_poll_suppress_count
;
6377 FRAME_SAMPLE_VISIBILITY (f
);
6381 /* Change from mapped state to withdrawn state. */
6383 /* Make the frame visible (mapped and not iconified). */
6385 x_make_frame_invisible (f
)
6388 /* Don't keep the highlight on an invisible frame. */
6389 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6390 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6394 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
6396 /* We can't distinguish this from iconification
6397 just by the event that we get from the server.
6398 So we can't win using the usual strategy of letting
6399 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
6400 and synchronize with the server to make sure we agree. */
6402 FRAME_ICONIFIED_P (f
) = 0;
6403 f
->async_visible
= 0;
6404 f
->async_iconified
= 0;
6409 /* Change window state from mapped to iconified. */
6417 /* Don't keep the highlight on an invisible frame. */
6418 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6419 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6421 if (f
->async_iconified
)
6426 type
= x_icon_type (f
);
6428 x_bitmap_icon (f
, type
);
6430 /* Simulate the user minimizing the frame. */
6431 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6437 /* Free X resources of frame F. */
6440 x_free_frame_resources (f
)
6443 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6447 #ifdef USE_FONT_BACKEND
6448 /* We must free faces before destroying windows because some
6449 font-driver (e.g. xft) access a window while finishing a
6451 if (enable_font_backend
6452 && FRAME_FACE_CACHE (f
))
6453 free_frame_faces (f
);
6454 #endif /* USE_FONT_BACKEND */
6456 if (FRAME_W32_WINDOW (f
))
6457 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6459 free_frame_menubar (f
);
6461 unload_color (f
, f
->output_data
.x
->foreground_pixel
);
6462 unload_color (f
, f
->output_data
.x
->background_pixel
);
6463 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6464 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6465 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6466 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6467 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6468 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6469 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6470 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6472 if (FRAME_FACE_CACHE (f
))
6473 free_frame_faces (f
);
6475 xfree (f
->output_data
.w32
);
6476 f
->output_data
.w32
= NULL
;
6478 if (f
== dpyinfo
->w32_focus_frame
)
6479 dpyinfo
->w32_focus_frame
= 0;
6480 if (f
== dpyinfo
->w32_focus_event_frame
)
6481 dpyinfo
->w32_focus_event_frame
= 0;
6482 if (f
== dpyinfo
->x_highlight_frame
)
6483 dpyinfo
->x_highlight_frame
= 0;
6485 if (f
== dpyinfo
->mouse_face_mouse_frame
)
6487 dpyinfo
->mouse_face_beg_row
6488 = dpyinfo
->mouse_face_beg_col
= -1;
6489 dpyinfo
->mouse_face_end_row
6490 = dpyinfo
->mouse_face_end_col
= -1;
6491 dpyinfo
->mouse_face_window
= Qnil
;
6492 dpyinfo
->mouse_face_deferred_gc
= 0;
6493 dpyinfo
->mouse_face_mouse_frame
= 0;
6500 /* Destroy the window of frame F. */
6502 x_destroy_window (f
)
6505 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6507 x_free_frame_resources (f
);
6509 dpyinfo
->reference_count
--;
6513 /* Setting window manager hints. */
6515 /* Set the normal size hints for the window manager, for frame F.
6516 FLAGS is the flags word to use--or 0 meaning preserve the flags
6517 that the window now has.
6518 If USER_POSITION is nonzero, we set the USPosition
6519 flag (this is useful when FLAGS is 0). */
6521 x_wm_set_size_hint (f
, flags
, user_position
)
6526 Window window
= FRAME_W32_WINDOW (f
);
6530 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6531 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6532 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6533 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6538 /* Window manager things */
6540 x_wm_set_icon_position (f
, icon_x
, icon_y
)
6545 Window window
= FRAME_W32_WINDOW (f
);
6547 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6548 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6549 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6551 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6556 /***********************************************************************
6558 ***********************************************************************/
6560 /* The following functions are listed here to help diff stay in step
6561 with xterm.c. See w32fns.c for definitions.
6563 x_get_font_info (f, font_idx)
6564 x_list_fonts (f, pattern, size, maxnames)
6570 /* Check that FONT is valid on frame F. It is if it can be found in F's
6574 x_check_font (f
, font
)
6579 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6581 xassert (font
!= NULL
);
6583 for (i
= 0; i
< dpyinfo
->n_fonts
; i
++)
6584 if (dpyinfo
->font_table
[i
].name
6585 && font
== dpyinfo
->font_table
[i
].font
)
6588 xassert (i
< dpyinfo
->n_fonts
);
6591 #endif /* GLYPH_DEBUG != 0 */
6593 /* Set *W to the minimum width, *H to the minimum font height of FONT.
6594 Note: There are (broken) X fonts out there with invalid XFontStruct
6595 min_bounds contents. For example, handa@etl.go.jp reports that
6596 "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts
6597 have font->min_bounds.width == 0. */
6600 x_font_min_bounds (font
, w
, h
)
6605 * TODO: Windows does not appear to offer min bound, only
6606 * average and maximum width, and maximum height.
6608 *h
= FONT_HEIGHT (font
);
6609 *w
= FONT_AVG_WIDTH (font
);
6613 /* Compute the smallest character width and smallest font height over
6614 all fonts available on frame F. Set the members smallest_char_width
6615 and smallest_font_height in F's x_display_info structure to
6616 the values computed. Value is non-zero if smallest_font_height or
6617 smallest_char_width become smaller than they were before. */
6620 x_compute_min_glyph_bounds (f
)
6624 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6626 int old_width
= dpyinfo
->smallest_char_width
;
6627 int old_height
= dpyinfo
->smallest_font_height
;
6629 dpyinfo
->smallest_font_height
= 100000;
6630 dpyinfo
->smallest_char_width
= 100000;
6632 for (i
= 0; i
< dpyinfo
->n_fonts
; ++i
)
6633 if (dpyinfo
->font_table
[i
].name
)
6635 struct font_info
*fontp
= dpyinfo
->font_table
+ i
;
6638 font
= (XFontStruct
*) fontp
->font
;
6639 xassert (font
!= (XFontStruct
*) ~0);
6640 x_font_min_bounds (font
, &w
, &h
);
6642 dpyinfo
->smallest_font_height
= min (dpyinfo
->smallest_font_height
, h
);
6643 dpyinfo
->smallest_char_width
= min (dpyinfo
->smallest_char_width
, w
);
6646 xassert (dpyinfo
->smallest_char_width
> 0
6647 && dpyinfo
->smallest_font_height
> 0);
6649 return (dpyinfo
->n_fonts
== 1
6650 || dpyinfo
->smallest_char_width
< old_width
6651 || dpyinfo
->smallest_font_height
< old_height
);
6654 /* The following functions are listed here to help diff stay in step
6655 with xterm.c. See w32fns.c for definitions.
6657 x_load_font (f, fontname, size)
6658 x_query_font (f, fontname)
6659 x_find_ccl_program (fontp)
6663 /***********************************************************************
6665 ***********************************************************************/
6667 static int w32_initialized
= 0;
6670 w32_initialize_display_info (display_name
)
6671 Lisp_Object display_name
;
6673 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6675 bzero (dpyinfo
, sizeof (*dpyinfo
));
6677 /* Put it on w32_display_name_list. */
6678 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6679 w32_display_name_list
);
6680 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6682 dpyinfo
->w32_id_name
6683 = (char *) xmalloc (SCHARS (Vinvocation_name
)
6684 + SCHARS (Vsystem_name
)
6686 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6687 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6689 /* Default Console mode values - overridden when running in GUI mode
6690 with values obtained from system metrics. */
6693 dpyinfo
->height_in
= 1;
6694 dpyinfo
->width_in
= 1;
6695 dpyinfo
->n_planes
= 1;
6696 dpyinfo
->n_cbits
= 4;
6697 dpyinfo
->n_fonts
= 0;
6698 dpyinfo
->smallest_font_height
= 1;
6699 dpyinfo
->smallest_char_width
= 1;
6701 dpyinfo
->mouse_face_beg_row
= dpyinfo
->mouse_face_beg_col
= -1;
6702 dpyinfo
->mouse_face_end_row
= dpyinfo
->mouse_face_end_col
= -1;
6703 dpyinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6704 dpyinfo
->mouse_face_window
= Qnil
;
6705 dpyinfo
->mouse_face_overlay
= Qnil
;
6706 dpyinfo
->mouse_face_hidden
= 0;
6708 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6709 /* TODO: dpyinfo->gray */
6713 /* Create an xrdb-style database of resources to supercede registry settings.
6714 The database is just a concatenation of C strings, finished by an additional
6715 \0. The string are submitted to some basic normalization, so
6717 [ *]option[ *]:[ *]value...
6723 but any whitespace following value is not removed. */
6726 w32_make_rdb (xrm_option
)
6729 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6730 char *current
= buffer
;
6733 int before_value
= 0;
6747 if (in_option
&& (ch
== ':'))
6752 else if (before_value
)
6757 else if (!(in_option
|| before_value
))
6768 struct w32_display_info
*
6769 w32_term_init (display_name
, xrm_option
, resource_name
)
6770 Lisp_Object display_name
;
6772 char *resource_name
;
6774 struct w32_display_info
*dpyinfo
;
6779 if (!w32_initialized
)
6782 w32_initialized
= 1;
6785 w32_initialize_display_info (display_name
);
6787 dpyinfo
= &one_w32_display_info
;
6789 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6791 /* Put this display on the chain. */
6792 dpyinfo
->next
= x_display_list
;
6793 x_display_list
= dpyinfo
;
6795 hdc
= GetDC (GetDesktopWindow ());
6797 dpyinfo
->height
= GetDeviceCaps (hdc
, VERTRES
);
6798 dpyinfo
->width
= GetDeviceCaps (hdc
, HORZRES
);
6799 dpyinfo
->root_window
= GetDesktopWindow ();
6800 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6801 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6802 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6803 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6804 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6805 dpyinfo
->image_cache
= make_image_cache ();
6806 dpyinfo
->height_in
= dpyinfo
->height
/ dpyinfo
->resx
;
6807 dpyinfo
->width_in
= dpyinfo
->width
/ dpyinfo
->resy
;
6808 ReleaseDC (GetDesktopWindow (), hdc
);
6810 /* initialise palette with white and black */
6813 w32_defined_color (0, "white", &color
, 1);
6814 w32_defined_color (0, "black", &color
, 1);
6817 /* Create Fringe Bitmaps and store them for later use.
6819 On W32, bitmaps are all unsigned short, as Windows requires
6820 bitmap data to be Word aligned. For some reason they are
6821 horizontally reflected compared to how they appear on X, so we
6822 need to bitswap and convert to unsigned shorts before creating
6826 #ifndef F_SETOWN_BUG
6828 #ifdef F_SETOWN_SOCK_NEG
6829 /* stdin is a socket here */
6830 fcntl (connection
, F_SETOWN
, -getpid ());
6831 #else /* ! defined (F_SETOWN_SOCK_NEG) */
6832 fcntl (connection
, F_SETOWN
, getpid ());
6833 #endif /* ! defined (F_SETOWN_SOCK_NEG) */
6834 #endif /* ! defined (F_SETOWN) */
6835 #endif /* F_SETOWN_BUG */
6838 if (interrupt_input
)
6839 init_sigio (connection
);
6840 #endif /* ! defined (SIGIO) */
6847 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6850 x_delete_display (dpyinfo
)
6851 struct w32_display_info
*dpyinfo
;
6853 /* Discard this display from w32_display_name_list and w32_display_list.
6854 We can't use Fdelq because that can quit. */
6855 if (! NILP (w32_display_name_list
)
6856 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6857 w32_display_name_list
= XCDR (w32_display_name_list
);
6862 tail
= w32_display_name_list
;
6863 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6865 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6867 XSETCDR (tail
, XCDR (XCDR (tail
)));
6874 /* free palette table */
6876 struct w32_palette_entry
* plist
;
6878 plist
= dpyinfo
->color_list
;
6881 struct w32_palette_entry
* pentry
= plist
;
6882 plist
= plist
->next
;
6885 dpyinfo
->color_list
= NULL
;
6886 if (dpyinfo
->palette
)
6887 DeleteObject(dpyinfo
->palette
);
6889 xfree (dpyinfo
->font_table
);
6890 xfree (dpyinfo
->w32_id_name
);
6892 w32_reset_fringes ();
6895 /* Set up use of W32. */
6897 DWORD WINAPI
w32_msg_worker (void * arg
);
6900 x_flush (struct frame
* f
)
6901 { /* Nothing to do */ }
6903 extern frame_parm_handler w32_frame_parm_handlers
[];
6905 static struct redisplay_interface w32_redisplay_interface
=
6907 w32_frame_parm_handlers
,
6911 x_clear_end_of_line
,
6913 x_after_update_window_line
,
6914 x_update_window_begin
,
6915 x_update_window_end
,
6918 0, /* flush_display_optional */
6919 x_clear_window_mouse_face
,
6920 w32_get_glyph_overhangs
,
6921 x_fix_overlapping_area
,
6922 w32_draw_fringe_bitmap
,
6923 w32_define_fringe_bitmap
,
6924 w32_destroy_fringe_bitmap
,
6925 w32_per_char_metric
,
6927 NULL
, /* w32_compute_glyph_string_overhangs */
6928 x_draw_glyph_string
,
6929 w32_define_frame_cursor
,
6930 w32_clear_frame_area
,
6931 w32_draw_window_cursor
,
6932 w32_draw_vertical_window_border
,
6933 w32_shift_glyphs_for_insert
6939 rif
= &w32_redisplay_interface
;
6941 /* MSVC does not type K&R functions with no arguments correctly, and
6942 so we must explicitly cast them. */
6943 clear_frame_hook
= (void (*)(void)) x_clear_frame
;
6944 ring_bell_hook
= (void (*)(void)) w32_ring_bell
;
6945 update_begin_hook
= x_update_begin
;
6946 update_end_hook
= x_update_end
;
6948 read_socket_hook
= w32_read_socket
;
6950 frame_up_to_date_hook
= w32_frame_up_to_date
;
6952 mouse_position_hook
= w32_mouse_position
;
6953 frame_rehighlight_hook
= w32_frame_rehighlight
;
6954 frame_raise_lower_hook
= w32_frame_raise_lower
;
6955 set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6956 condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6957 redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6958 judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6960 scroll_region_ok
= 1; /* we'll scroll partial frames */
6961 char_ins_del_ok
= 1;
6962 line_ins_del_ok
= 1; /* we'll just blt 'em */
6963 fast_clear_end_of_line
= 1; /* X does this well */
6964 memory_below_frame
= 0; /* we don't remember what scrolls
6968 w32_system_caret_hwnd
= NULL
;
6969 w32_system_caret_height
= 0;
6970 w32_system_caret_x
= 0;
6971 w32_system_caret_y
= 0;
6973 /* Initialize w32_use_visible_system_caret based on whether a screen
6974 reader is in use. */
6975 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6976 &w32_use_visible_system_caret
, 0))
6977 w32_use_visible_system_caret
= 0;
6979 last_tool_bar_item
= -1;
6980 any_help_event_p
= 0;
6982 /* Initialize input mode: interrupt_input off, no flow control, allow
6983 8 bit character input, standard quit char. */
6984 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6986 /* Create the window thread - it will terminate itself or when the app terminates */
6990 dwMainThreadId
= GetCurrentThreadId ();
6991 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6992 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6994 /* Wait for thread to start */
6999 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
7001 hWindowsThread
= CreateThread (NULL
, 0,
7003 0, 0, &dwWindowsThreadId
);
7005 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
7008 /* It is desirable that mainThread should have the same notion of
7009 focus window and active window as windowsThread. Unfortunately, the
7010 following call to AttachThreadInput, which should do precisely what
7011 we need, causes major problems when Emacs is linked as a console
7012 program. Unfortunately, we have good reasons for doing that, so
7013 instead we need to send messages to windowsThread to make some API
7014 calls for us (ones that affect, or depend on, the active/focus
7016 #ifdef ATTACH_THREADS
7017 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
7020 /* Dynamically link to optional system components. */
7022 UINT smoothing_type
;
7023 BOOL smoothing_enabled
;
7025 HANDLE gdi_lib
= LoadLibrary ("gdi32.dll");
7027 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
7029 LOAD_PROC (gdi_lib
, GetFontUnicodeRanges
);
7033 FreeLibrary (gdi_lib
);
7035 /* Ensure scrollbar handle is at least 5 pixels. */
7036 vertical_scroll_bar_min_handle
= 5;
7038 /* For either kind of scroll bar, take account of the arrows; these
7039 effectively form the border of the main scroll bar range. */
7040 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
7041 = GetSystemMetrics (SM_CYVSCROLL
);
7043 /* Constants that are not always defined by the system headers
7044 since they only exist on certain versions of Windows. */
7045 #ifndef SPI_GETFONTSMOOTHING
7046 #define SPI_GETFONTSMOOTHING 0x4A
7048 #ifndef SPI_GETFONTSMOOTHINGTYPE
7049 #define SPI_GETFONTSMOOTHINGTYPE 0x0200A
7051 #ifndef FE_FONTSMOOTHINGCLEARTYPE
7052 #define FE_FONTSMOOTHINGCLEARTYPE 0x2
7055 /* Determine if Cleartype is in use. Used to enable a hack in
7056 the char metric calculations which adds extra pixels to
7057 compensate for the "sub-pixels" that are not counted by the
7060 SystemParametersInfo (SPI_GETFONTSMOOTHING
, 0, &smoothing_enabled
, 0)
7061 && smoothing_enabled
7062 && SystemParametersInfo (SPI_GETFONTSMOOTHINGTYPE
, 0, &smoothing_type
, 0)
7063 && smoothing_type
== FE_FONTSMOOTHINGCLEARTYPE
;
7070 staticpro (&w32_display_name_list
);
7071 w32_display_name_list
= Qnil
;
7073 staticpro (&last_mouse_scroll_bar
);
7074 last_mouse_scroll_bar
= Qnil
;
7076 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
7078 DEFVAR_INT ("w32-num-mouse-buttons",
7079 &w32_num_mouse_buttons
,
7080 doc
: /* Number of physical mouse buttons. */);
7081 w32_num_mouse_buttons
= 2;
7083 DEFVAR_LISP ("w32-swap-mouse-buttons",
7084 &Vw32_swap_mouse_buttons
,
7085 doc
: /* Swap the mapping of middle and right mouse buttons.
7086 When nil, middle button is mouse-2 and right button is mouse-3. */);
7087 Vw32_swap_mouse_buttons
= Qnil
;
7089 DEFVAR_LISP ("w32-grab-focus-on-raise",
7090 &Vw32_grab_focus_on_raise
,
7091 doc
: /* Raised frame grabs input focus.
7092 When t, `raise-frame' grabs input focus as well. This fits well
7093 with the normal Windows click-to-focus policy, but might not be
7094 desirable when using a point-to-focus policy. */);
7095 Vw32_grab_focus_on_raise
= Qt
;
7097 DEFVAR_LISP ("w32-capslock-is-shiftlock",
7098 &Vw32_capslock_is_shiftlock
,
7099 doc
: /* Apply CapsLock state to non character input keys.
7100 When nil, CapsLock only affects normal character input keys. */);
7101 Vw32_capslock_is_shiftlock
= Qnil
;
7103 DEFVAR_LISP ("w32-recognize-altgr",
7104 &Vw32_recognize_altgr
,
7105 doc
: /* Recognize right-alt and left-ctrl as AltGr.
7106 When nil, the right-alt and left-ctrl key combination is
7107 interpreted normally. */);
7108 Vw32_recognize_altgr
= Qt
;
7110 DEFVAR_BOOL ("w32-enable-unicode-output",
7111 &w32_enable_unicode_output
,
7112 doc
: /* Enable the use of Unicode for text output if non-nil.
7113 Unicode output may prevent some third party applications for displaying
7114 Far-East Languages on Windows 95/98 from working properly.
7115 NT uses Unicode internally anyway, so this flag will probably have no
7116 affect on NT machines. */);
7117 w32_enable_unicode_output
= 1;
7119 DEFVAR_BOOL ("w32-use-visible-system-caret",
7120 &w32_use_visible_system_caret
,
7121 doc
: /* Flag to make the system caret visible.
7122 When this is non-nil, Emacs will indicate the position of point by
7123 using the system caret instead of drawing its own cursor. Some screen
7124 reader software does not track the system cursor properly when it is
7125 invisible, and gets confused by Emacs drawing its own cursor, so this
7126 variable is initialized to t when Emacs detects that screen reader
7127 software is running as it starts up.
7129 When this variable is set, other variables affecting the appearance of
7130 the cursor have no effect. */);
7132 w32_use_visible_system_caret
= 0;
7134 /* We don't yet support this, but defining this here avoids whining
7135 from cus-start.el and other places, like "M-x set-variable". */
7136 DEFVAR_BOOL ("x-use-underline-position-properties",
7137 &x_use_underline_position_properties
,
7138 doc
: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
7139 A value of nil means ignore them. If you encounter fonts with bogus
7140 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
7141 to 4.1, set this to nil.
7143 NOTE: Not supported on MS-Windows yet. */);
7144 x_use_underline_position_properties
= 0;
7146 DEFVAR_BOOL ("x-underline-at-descent-line",
7147 &x_underline_at_descent_line
,
7148 doc
: /* *Non-nil means to draw the underline at the same place as the descent line.
7149 A value of nil means to draw the underline according to the value of the
7150 variable `x-use-underline-position-properties', which is usually at the
7151 baseline level. The default value is nil. */);
7152 x_underline_at_descent_line
= 0;
7154 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars
,
7155 doc
: /* If not nil, Emacs uses toolkit scroll bars. */);
7156 Vx_toolkit_scroll_bars
= Qt
;
7158 staticpro (&last_mouse_motion_frame
);
7159 last_mouse_motion_frame
= Qnil
;
7162 /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646
7163 (do not change this comment) */