1 /* Implementation of GUI terminal on the Microsoft Windows API.
3 Copyright (C) 1989, 1993-2012 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
24 #include "blockinput.h"
36 #include "character.h"
40 #include "dispextern.h"
42 #include "termhooks.h"
49 #include "intervals.h"
59 #include <io.h> /* for get_osfhandle */
69 static int max_fringe_bmp
= 0;
70 static HBITMAP
*fringe_bmp
= 0;
72 /* Temporary variables for w32_read_socket. */
74 static int last_mousemove_x
= 0;
75 static int last_mousemove_y
= 0;
77 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
78 #ifndef GET_WHEEL_DELTA_WPARAM
79 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
82 /* Non-zero means that a HELP_EVENT has been generated since Emacs
85 static int any_help_event_p
;
87 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
88 static Lisp_Object last_window
;
90 extern unsigned int msh_mousewheel
;
92 extern void free_frame_menubar (struct frame
*);
94 extern int w32_codepage_for_font (char *fontname
);
95 extern Cursor
w32_load_cursor (LPCTSTR name
);
97 #define x_any_window_to_frame x_window_to_frame
98 #define x_top_window_to_frame x_window_to_frame
101 /* This is display since w32 does not support multiple ones. */
102 struct w32_display_info one_w32_display_info
;
103 struct w32_display_info
*x_display_list
;
105 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
106 one for each element of w32_display_list and in the same order.
107 NAME is the name of the frame.
108 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
109 Lisp_Object w32_display_name_list
;
112 #if _WIN32_WINNT < 0x0500
113 /* Pre Windows 2000, this was not available, but define it here so
114 that Emacs compiled on such a platform will run on newer versions. */
116 typedef struct tagWCRANGE
122 typedef struct tagGLYPHSET
126 DWORD cGlyphsSupported
;
131 #endif /* compiling for pre-Win2k */
133 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
134 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
137 #define LWA_ALPHA 0x02
139 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
140 later targets by MSVC headers. */
141 #ifndef WS_EX_LAYERED
142 #define WS_EX_LAYERED 0x80000
145 /* This is a frame waiting to be autoraised, within w32_read_socket. */
146 struct frame
*pending_autoraise_frame
;
148 /* The handle of the frame that currently owns the system caret. */
149 HWND w32_system_caret_hwnd
;
150 int w32_system_caret_height
;
151 int w32_system_caret_x
;
152 int w32_system_caret_y
;
153 DWORD dwWindowsThreadId
= 0;
154 HANDLE hWindowsThread
= NULL
;
155 DWORD dwMainThreadId
= 0;
156 HANDLE hMainThread
= NULL
;
158 int vertical_scroll_bar_min_handle
;
159 int vertical_scroll_bar_top_border
;
160 int vertical_scroll_bar_bottom_border
;
162 int last_scroll_bar_drag_pos
;
164 /* Keyboard code page - may be changed by language-change events. */
165 int w32_keyboard_codepage
;
167 /* Mouse movement. */
169 /* Where the mouse was last time we reported a mouse event. */
170 static RECT last_mouse_glyph
;
171 static FRAME_PTR last_mouse_glyph_frame
;
173 /* The scroll bar in which the last motion event occurred.
175 If the last motion event occurred in a scroll bar, we set this
176 so w32_mouse_position can know whether to report a scroll bar motion or
179 If the last motion event didn't occur in a scroll bar, we set this
180 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
181 static Lisp_Object last_mouse_scroll_bar
;
182 static int last_mouse_scroll_bar_pos
;
184 /* This is a hack. We would really prefer that w32_mouse_position would
185 return the time associated with the position it returns, but there
186 doesn't seem to be any way to wrest the time-stamp from the server
187 along with the position query. So, we just keep track of the time
188 of the last movement we received, and return that in hopes that
189 it's somewhat accurate. */
190 static Time last_mouse_movement_time
;
192 /* Incremented by w32_read_socket whenever it really tries to read
195 static int volatile input_signal_count
;
197 static int input_signal_count
;
201 int w32_message_fd
= -1;
204 static void x_update_window_end (struct window
*, int, int);
205 static void w32_handle_tool_bar_click (struct frame
*,
206 struct input_event
*);
207 static void w32_define_cursor (Window
, Cursor
);
209 void x_lower_frame (struct frame
*);
210 void x_scroll_bar_clear (struct frame
*);
211 void x_wm_set_size_hint (struct frame
*, long, bool);
212 void x_raise_frame (struct frame
*);
213 void x_set_window_size (struct frame
*, int, int, int);
214 void x_wm_set_window_state (struct frame
*, int);
215 void x_wm_set_icon_pixmap (struct frame
*, int);
216 static void w32_initialize (void);
217 static void x_update_end (struct frame
*);
218 static void w32_frame_up_to_date (struct frame
*);
219 static void w32_set_terminal_modes (struct terminal
*);
220 static void w32_reset_terminal_modes (struct terminal
*);
221 static void x_clear_frame (struct frame
*);
222 static void frame_highlight (struct frame
*);
223 static void frame_unhighlight (struct frame
*);
224 static void x_new_focus_frame (struct w32_display_info
*,
226 static void x_focus_changed (int, int, struct w32_display_info
*,
227 struct frame
*, struct input_event
*);
228 static void w32_detect_focus_change (struct w32_display_info
*,
229 W32Msg
*, struct input_event
*);
230 static void w32_frame_rehighlight (struct frame
*);
231 static void x_frame_rehighlight (struct w32_display_info
*);
232 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
233 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
234 enum text_cursor_kinds
);
235 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
236 static BOOL
my_show_window (struct frame
*, HWND
, int);
237 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
239 static void my_set_focus (struct frame
*, HWND
);
241 static void my_set_foreground_window (HWND
);
242 static void my_destroy_window (struct frame
*, HWND
);
245 static void x_check_font (struct frame
*, struct font
*);
248 static Lisp_Object Qvendor_specific_keysyms
;
251 /***********************************************************************
253 ***********************************************************************/
257 /* This is a function useful for recording debugging information about
258 the sequence of occurrences in this file. */
266 struct record event_record
[100];
268 int event_record_index
;
270 record_event (char *locus
, int type
)
272 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
273 event_record_index
= 0;
275 event_record
[event_record_index
].locus
= locus
;
276 event_record
[event_record_index
].type
= type
;
277 event_record_index
++;
284 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
287 if (mask
& GCForeground
)
288 gc
->foreground
= xgcv
->foreground
;
289 if (mask
& GCBackground
)
290 gc
->background
= xgcv
->background
;
292 gc
->font
= xgcv
->font
;
296 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
298 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
300 XChangeGC (ignore
, gc
, mask
, xgcv
);
306 XGetGCValues (void *ignore
, XGCValues
*gc
,
307 unsigned long mask
, XGCValues
*xgcv
)
309 XChangeGC (ignore
, xgcv
, mask
, gc
);
313 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
317 HRGN clip_region
= CreateRectRgnIndirect (rect
);
318 SelectClipRgn (hdc
, clip_region
);
319 DeleteObject (clip_region
);
322 SelectClipRgn (hdc
, NULL
);
325 /* Restore clipping rectangle in S */
327 w32_restore_glyph_string_clip (struct glyph_string
*s
)
330 int n
= s
->num_clips
;
333 w32_set_clip_rectangle (s
->hdc
, r
);
336 HRGN clip1
= CreateRectRgnIndirect (r
);
337 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
338 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
339 SelectClipRgn (s
->hdc
, clip1
);
340 DeleteObject (clip1
);
341 DeleteObject (clip2
);
346 Draw a wavy line under S. The wave fills wave_height pixels from y0.
352 wave_height = 3 | * * * *
357 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
359 int wave_height
= 2, wave_length
= 3;
360 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
361 XRectangle wave_clip
, string_clip
, final_clip
;
362 RECT w32_final_clip
, w32_string_clip
;
366 dy
= wave_height
- 1;
372 /* Find and set clipping rectangle */
376 wave_clip
.width
= width
;
377 wave_clip
.height
= wave_height
;
379 get_glyph_string_clip_rect (s
, &w32_string_clip
);
380 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
382 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
385 hp
= CreatePen (PS_SOLID
, 0, color
);
386 oldhp
= SelectObject (s
->hdc
, hp
);
387 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
388 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
402 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
406 LineTo (s
->hdc
, x2
, y2
);
408 x2
+= dx
, y2
= y0
+ odd
*dy
;
412 /* Restore previous pen and clipping rectangle(s) */
413 w32_restore_glyph_string_clip (s
);
414 SelectObject (s
->hdc
, oldhp
);
418 /* Draw a hollow rectangle at the specified position. */
420 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
421 int width
, int height
)
426 hb
= CreateSolidBrush (gc
->background
);
427 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
428 oldhb
= SelectObject (hdc
, hb
);
429 oldhp
= SelectObject (hdc
, hp
);
431 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
433 SelectObject (hdc
, oldhb
);
434 SelectObject (hdc
, oldhp
);
439 /* Draw a filled rectangle at the specified position. */
441 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
445 hb
= CreateSolidBrush (pix
);
446 FillRect (hdc
, lprect
, hb
);
451 w32_clear_window (FRAME_PTR f
)
454 HDC hdc
= get_frame_dc (f
);
456 /* Under certain conditions, this can be called at startup with
457 a console frame pointer before the GUI frame is created. An HDC
458 of 0 indicates this. */
461 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
462 w32_clear_rect (f
, hdc
, &rect
);
465 release_frame_dc (f
, hdc
);
468 #define OPAQUE_FRAME 255
471 x_set_frame_alpha (struct frame
*f
)
473 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
475 double alpha_min
= 1.0;
478 HWND window
= FRAME_W32_WINDOW (f
);
480 /* Older versions of Windows do not support transparency. */
481 if (!pfnSetLayeredWindowAttributes
)
484 if (dpyinfo
->x_highlight_frame
== f
)
489 if (FLOATP (Vframe_alpha_lower_limit
))
490 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
491 else if (INTEGERP (Vframe_alpha_lower_limit
))
492 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
496 else if (alpha
> 1.0)
498 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
501 opac
= alpha
* OPAQUE_FRAME
;
503 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
505 if (opac
== OPAQUE_FRAME
)
506 ex_style
&= ~WS_EX_LAYERED
;
508 ex_style
|= WS_EX_LAYERED
;
510 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
512 if (opac
!= OPAQUE_FRAME
)
513 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
517 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
519 HDC dc
= GetDC (NULL
);
520 int pixels
= GetDeviceCaps (dc
, VERTRES
);
521 ReleaseDC (NULL
, dc
);
526 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
528 HDC dc
= GetDC (NULL
);
529 int pixels
= GetDeviceCaps (dc
, HORZRES
);
530 ReleaseDC (NULL
, dc
);
535 /***********************************************************************
536 Starting and ending an update
537 ***********************************************************************/
539 /* Start an update of frame F. This function is installed as a hook
540 for update_begin, i.e. it is called when update_begin is called.
541 This function is called prior to calls to x_update_window_begin for
542 each window being updated. */
545 x_update_begin (struct frame
*f
)
547 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
549 if (! FRAME_W32_P (f
))
552 /* Regenerate display palette before drawing if list of requested
553 colors has changed. */
554 if (display_info
->regen_palette
)
556 w32_regenerate_palette (f
);
557 display_info
->regen_palette
= FALSE
;
562 /* Start update of window W. Set the global variable updated_window
563 to the window being updated and set output_cursor to the cursor
567 x_update_window_begin (struct window
*w
)
569 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
570 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
572 /* Hide the system caret during an update. */
573 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
575 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
579 set_output_cursor (&w
->cursor
);
583 if (f
== hlinfo
->mouse_face_mouse_frame
)
585 /* Don't do highlighting for mouse motion during the update. */
586 hlinfo
->mouse_face_defer
= 1;
588 /* If F needs to be redrawn, simply forget about any prior mouse
590 if (FRAME_GARBAGED_P (f
))
591 hlinfo
->mouse_face_window
= Qnil
;
593 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
594 their mouse_face_p flag set, which means that they are always
595 unequal to rows in a desired matrix which never have that
596 flag set. So, rows containing mouse-face glyphs are never
597 scrolled, and we don't have to switch the mouse highlight off
598 here to prevent it from being scrolled. */
600 /* Can we tell that this update does not affect the window
601 where the mouse highlight is? If so, no need to turn off.
602 Likewise, don't do anything if the frame is garbaged;
603 in that case, the frame's current matrix that we would use
604 is all wrong, and we will redisplay that line anyway. */
605 if (!NILP (hlinfo
->mouse_face_window
)
606 && w
== XWINDOW (hlinfo
->mouse_face_window
))
610 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
611 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
614 if (i
< w
->desired_matrix
->nrows
)
615 clear_mouse_face (hlinfo
);
623 /* Draw a vertical window border from (x,y0) to (x,y1) */
626 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
628 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
638 hdc
= get_frame_dc (f
);
639 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
641 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
643 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
645 release_frame_dc (f
, hdc
);
649 /* End update of window W (which is equal to updated_window).
651 Draw vertical borders between horizontally adjacent windows, and
652 display W's cursor if CURSOR_ON_P is non-zero.
654 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
655 glyphs in mouse-face were overwritten. In that case we have to
656 make sure that the mouse-highlight is properly redrawn.
658 W may be a menu bar pseudo-window in case we don't have X toolkit
659 support. Such windows don't have a cursor, so don't display it
663 x_update_window_end (struct window
*w
, int cursor_on_p
,
664 int mouse_face_overwritten_p
)
666 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
668 if (!w
->pseudo_window_p
)
673 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
675 output_cursor
.x
, output_cursor
.y
);
677 if (draw_window_fringes (w
, 1))
678 x_draw_vertical_border (w
);
683 /* If a row with mouse-face was overwritten, arrange for
684 XTframe_up_to_date to redisplay the mouse highlight. */
685 if (mouse_face_overwritten_p
)
687 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
688 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
689 hlinfo
->mouse_face_window
= Qnil
;
692 /* Unhide the caret. This won't actually show the cursor, unless it
693 was visible before the corresponding call to HideCaret in
694 x_update_window_begin. */
695 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
697 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
700 updated_window
= NULL
;
704 /* End update of frame F. This function is installed as a hook in
708 x_update_end (struct frame
*f
)
710 if (! FRAME_W32_P (f
))
713 /* Mouse highlight may be displayed again. */
714 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
718 /* This function is called from various places in xdisp.c whenever a
719 complete update has been performed. The global variable
720 updated_window is not available here. */
723 w32_frame_up_to_date (struct frame
*f
)
726 FRAME_MOUSE_UPDATE (f
);
730 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
731 arrow bitmaps, or clear the fringes if no bitmaps are required
732 before DESIRED_ROW is made current. The window being updated is
733 found in updated_window. This function is called from
734 update_window_line only if it is known that there are differences
735 between bitmaps to be drawn between current row and DESIRED_ROW. */
738 x_after_update_window_line (struct glyph_row
*desired_row
)
740 struct window
*w
= updated_window
;
746 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
747 desired_row
->redraw_fringe_bitmaps_p
= 1;
749 /* When a window has disappeared, make sure that no rest of
750 full-width rows stays visible in the internal border. Could
751 check here if updated_window is the leftmost/rightmost window,
752 but I guess it's not worth doing since vertically split windows
753 are almost never used, internal border is rarely set, and the
754 overhead is very small. */
755 if (windows_or_buffers_changed
756 && desired_row
->full_width_p
757 && (f
= XFRAME (w
->frame
),
758 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
760 && (height
= desired_row
->visible_height
,
763 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
767 HDC hdc
= get_frame_dc (f
);
768 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
769 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
771 release_frame_dc (f
, hdc
);
778 /* Draw the bitmap WHICH in one of the left or right fringes of
779 window W. ROW is the glyph row for which to display the bitmap; it
780 determines the vertical position at which the bitmap has to be
784 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
785 struct draw_fringe_bitmap_params
*p
)
787 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
789 struct face
*face
= p
->face
;
791 hdc
= get_frame_dc (f
);
795 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
797 /* If the fringe is adjacent to the left (right) scroll bar of a
798 leftmost (rightmost, respectively) window, then extend its
799 background to the gap between the fringe and the bar. */
800 if ((WINDOW_LEFTMOST_P (w
)
801 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
802 || (WINDOW_RIGHTMOST_P (w
)
803 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
805 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
809 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
810 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
811 * FRAME_COLUMN_WIDTH (f
));
815 /* Bitmap fills the fringe. */
816 if (bar_area_x
+ bar_area_width
== p
->x
)
817 bx
= bar_area_x
+ sb_width
;
818 else if (p
->x
+ p
->wd
== bar_area_x
)
822 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
824 nx
= bar_area_width
- sb_width
;
825 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
827 ny
= row
->visible_height
;
832 if (bar_area_x
+ bar_area_width
== bx
)
834 bx
= bar_area_x
+ sb_width
;
835 nx
+= bar_area_width
- sb_width
;
837 else if (bx
+ nx
== bar_area_x
)
838 nx
+= bar_area_width
- sb_width
;
843 if (bx
>= 0 && nx
> 0)
844 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
847 /* Must clip because of partially visible lines. */
848 w32_clip_to_row (w
, row
, -1, hdc
);
850 if (p
->which
&& p
->which
< max_fringe_bmp
)
852 HBITMAP pixmap
= fringe_bmp
[p
->which
];
856 compat_hdc
= CreateCompatibleDC (hdc
);
860 horig_obj
= SelectObject (compat_hdc
, pixmap
);
862 /* Paint overlays transparently. */
865 HBRUSH h_brush
, h_orig_brush
;
867 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
868 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
869 h_brush
= CreateSolidBrush (face
->foreground
);
870 h_orig_brush
= SelectObject (hdc
, h_brush
);
872 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
873 compat_hdc
, 0, p
->dh
,
875 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
876 compat_hdc
, 0, p
->dh
,
878 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
879 compat_hdc
, 0, p
->dh
,
882 SelectObject (hdc
, h_orig_brush
);
883 DeleteObject (h_brush
);
887 SetTextColor (hdc
, face
->background
);
888 SetBkColor (hdc
, (p
->cursor_p
889 ? f
->output_data
.w32
->cursor_pixel
890 : face
->foreground
));
892 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
893 compat_hdc
, 0, p
->dh
,
897 SelectObject (compat_hdc
, horig_obj
);
898 DeleteDC (compat_hdc
);
902 w32_set_clip_rectangle (hdc
, NULL
);
904 release_frame_dc (f
, hdc
);
908 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
910 if (which
>= max_fringe_bmp
)
912 int i
= max_fringe_bmp
;
913 max_fringe_bmp
= which
+ 20;
914 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
915 while (i
< max_fringe_bmp
)
919 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
923 w32_destroy_fringe_bitmap (int which
)
925 if (which
>= max_fringe_bmp
)
928 if (fringe_bmp
[which
])
929 DeleteObject (fringe_bmp
[which
]);
930 fringe_bmp
[which
] = 0;
935 /* This is called when starting Emacs and when restarting after
936 suspend. When starting Emacs, no window is mapped. And nothing
937 must be done to Emacs's own window if it is suspended (though that
941 w32_set_terminal_modes (struct terminal
*term
)
945 /* This is called when exiting or suspending Emacs. Exiting will make
946 the W32 windows go away, and suspending requires no action. */
949 w32_reset_terminal_modes (struct terminal
*term
)
955 /***********************************************************************
957 ***********************************************************************/
959 /* Function prototypes of this page. */
961 static void x_set_glyph_string_clipping (struct glyph_string
*);
962 static void x_set_glyph_string_gc (struct glyph_string
*);
963 static void x_draw_glyph_string_background (struct glyph_string
*,
965 static void x_draw_glyph_string_foreground (struct glyph_string
*);
966 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
967 static void x_draw_glyph_string_box (struct glyph_string
*);
968 static void x_draw_glyph_string (struct glyph_string
*);
969 static void x_set_cursor_gc (struct glyph_string
*);
970 static void x_set_mode_line_face_gc (struct glyph_string
*);
971 static void x_set_mouse_face_gc (struct glyph_string
*);
972 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
973 static void w32_setup_relief_color (struct frame
*, struct relief
*,
974 double, int, COLORREF
);
975 static void x_setup_relief_colors (struct glyph_string
*);
976 static void x_draw_image_glyph_string (struct glyph_string
*);
977 static void x_draw_image_relief (struct glyph_string
*);
978 static void x_draw_image_foreground (struct glyph_string
*);
979 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
980 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
982 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
983 int, int, int, int, int, int,
985 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
986 int, int, int, RECT
*);
989 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
993 x_set_cursor_gc (struct glyph_string
*s
)
995 if (s
->font
== FRAME_FONT (s
->f
)
996 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
997 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
999 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1002 /* Cursor on non-default face: must merge. */
1006 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1007 xgcv
.foreground
= s
->face
->background
;
1009 /* If the glyph would be invisible, try a different foreground. */
1010 if (xgcv
.foreground
== xgcv
.background
)
1011 xgcv
.foreground
= s
->face
->foreground
;
1012 if (xgcv
.foreground
== xgcv
.background
)
1013 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1014 if (xgcv
.foreground
== xgcv
.background
)
1015 xgcv
.foreground
= s
->face
->foreground
;
1017 /* Make sure the cursor is distinct from text in this face. */
1018 if (xgcv
.background
== s
->face
->background
1019 && xgcv
.foreground
== s
->face
->foreground
)
1021 xgcv
.background
= s
->face
->foreground
;
1022 xgcv
.foreground
= s
->face
->background
;
1025 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1026 xgcv
.font
= s
->font
;
1027 mask
= GCForeground
| GCBackground
| GCFont
;
1029 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1030 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1033 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1034 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1036 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1041 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1044 x_set_mouse_face_gc (struct glyph_string
*s
)
1049 /* What face has to be used last for the mouse face? */
1050 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1051 face
= FACE_FROM_ID (s
->f
, face_id
);
1053 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1055 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1056 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1058 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1059 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1060 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1062 /* If font in this face is same as S->font, use it. */
1063 if (s
->font
== s
->face
->font
)
1064 s
->gc
= s
->face
->gc
;
1067 /* Otherwise construct scratch_cursor_gc with values from FACE
1072 xgcv
.background
= s
->face
->background
;
1073 xgcv
.foreground
= s
->face
->foreground
;
1074 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1075 xgcv
.font
= s
->font
;
1076 mask
= GCForeground
| GCBackground
| GCFont
;
1078 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1079 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1082 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1083 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1085 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1088 eassert (s
->gc
!= 0);
1092 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1093 Faces to use in the mode line have already been computed when the
1094 matrix was built, so there isn't much to do, here. */
1097 x_set_mode_line_face_gc (struct glyph_string
*s
)
1099 s
->gc
= s
->face
->gc
;
1103 /* Set S->gc of glyph string S for drawing that glyph string. Set
1104 S->stippled_p to a non-zero value if the face of S has a stipple
1108 x_set_glyph_string_gc (struct glyph_string
*s
)
1110 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1112 if (s
->hl
== DRAW_NORMAL_TEXT
)
1114 s
->gc
= s
->face
->gc
;
1115 s
->stippled_p
= s
->face
->stipple
!= 0;
1117 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1119 x_set_mode_line_face_gc (s
);
1120 s
->stippled_p
= s
->face
->stipple
!= 0;
1122 else if (s
->hl
== DRAW_CURSOR
)
1124 x_set_cursor_gc (s
);
1127 else if (s
->hl
== DRAW_MOUSE_FACE
)
1129 x_set_mouse_face_gc (s
);
1130 s
->stippled_p
= s
->face
->stipple
!= 0;
1132 else if (s
->hl
== DRAW_IMAGE_RAISED
1133 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1135 s
->gc
= s
->face
->gc
;
1136 s
->stippled_p
= s
->face
->stipple
!= 0;
1140 s
->gc
= s
->face
->gc
;
1141 s
->stippled_p
= s
->face
->stipple
!= 0;
1144 /* GC must have been set. */
1145 eassert (s
->gc
!= 0);
1149 /* Set clipping for output of glyph string S. S may be part of a mode
1150 line or menu if we don't have X toolkit support. */
1153 x_set_glyph_string_clipping (struct glyph_string
*s
)
1156 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1159 w32_set_clip_rectangle (s
->hdc
, r
);
1162 HRGN clip1
= CreateRectRgnIndirect (r
);
1163 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1164 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1165 SelectClipRgn (s
->hdc
, clip1
);
1166 DeleteObject (clip1
);
1167 DeleteObject (clip2
);
1172 /* Set SRC's clipping for output of glyph string DST. This is called
1173 when we are drawing DST's left_overhang or right_overhang only in
1177 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1178 struct glyph_string
*dst
)
1183 r
.right
= r
.left
+ src
->width
;
1185 r
.bottom
= r
.top
+ src
->height
;
1188 w32_set_clip_rectangle (dst
->hdc
, &r
);
1192 Compute left and right overhang of glyph string S. */
1195 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1198 && s
->first_glyph
->type
== CHAR_GLYPH
1199 && !s
->font_not_found_p
)
1201 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1202 struct font
*font
= s
->font
;
1203 struct font_metrics metrics
;
1206 for (i
= 0; i
< s
->nchars
; i
++)
1207 code
[i
] = s
->char2b
[i
];
1208 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1209 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1210 ? metrics
.rbearing
- metrics
.width
: 0);
1211 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1215 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1216 s
->left_overhang
= -s
->cmp
->lbearing
;
1220 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1223 x_clear_glyph_string_rect (struct glyph_string
*s
,
1224 int x
, int y
, int w
, int h
)
1231 /* Take clipping into account. */
1232 if (s
->gc
->clip_mask
== Rect
)
1234 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1235 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1236 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1237 - s
->gc
->clip_rectangle
.left
);
1238 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1239 - s
->gc
->clip_rectangle
.top
);
1242 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1247 /* Draw the background of glyph_string S. If S->background_filled_p
1248 is non-zero don't draw it. FORCE_P non-zero means draw the
1249 background even if it wouldn't be drawn normally. This is used
1250 when a string preceding S draws into the background of S, or S
1251 contains the first component of a composition. */
1254 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1256 /* Nothing to do if background has already been drawn or if it
1257 shouldn't be drawn in the first place. */
1258 if (!s
->background_filled_p
)
1260 int box_line_width
= max (s
->face
->box_line_width
, 0);
1262 #if 0 /* TODO: stipple */
1265 /* Fill background with a stipple pattern. */
1266 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1267 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1268 s
->y
+ box_line_width
,
1269 s
->background_width
,
1270 s
->height
- 2 * box_line_width
);
1271 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1272 s
->background_filled_p
= 1;
1276 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1277 || s
->font_not_found_p
1278 || s
->extends_to_end_of_line_p
1281 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1282 s
->background_width
,
1283 s
->height
- 2 * box_line_width
);
1284 s
->background_filled_p
= 1;
1290 /* Draw the foreground of glyph string S. */
1293 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1297 /* If first glyph of S has a left box line, start drawing the text
1298 of S to the right of that box line. */
1299 if (s
->face
->box
!= FACE_NO_BOX
1300 && s
->first_glyph
->left_box_line_p
)
1301 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1305 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1306 SetBkColor (s
->hdc
, s
->gc
->background
);
1307 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1309 /* Draw characters of S as rectangles if S's font could not be
1311 if (s
->font_not_found_p
)
1313 for (i
= 0; i
< s
->nchars
; ++i
)
1315 struct glyph
*g
= s
->first_glyph
+ i
;
1317 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1319 x
+= g
->pixel_width
;
1324 struct font
*font
= s
->font
;
1325 int boff
= font
->baseline_offset
;
1329 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1331 if (font
->vertical_centering
)
1332 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1334 y
= s
->ybase
- boff
;
1336 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1337 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1339 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1340 if (s
->face
->overstrike
)
1341 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1343 SelectObject (s
->hdc
, old_font
);
1347 /* Draw the foreground of composite glyph string S. */
1350 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1353 struct font
*font
= s
->font
;
1355 /* If first glyph of S has a left box line, start drawing the text
1356 of S to the right of that box line. */
1357 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1358 && s
->first_glyph
->left_box_line_p
)
1359 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1363 /* S is a glyph string for a composition. S->cmp_from is the index
1364 of the first character drawn for glyphs of this composition.
1365 S->cmp_from == 0 means we are drawing the very first character of
1366 this composition. */
1368 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1369 SetBkColor (s
->hdc
, s
->gc
->background
);
1370 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1372 /* Draw a rectangle for the composition if the font for the very
1373 first character of the composition could not be loaded. */
1374 if (s
->font_not_found_p
)
1376 if (s
->cmp_from
== 0)
1377 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1380 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1385 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1387 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1388 /* TAB in a composition means display glyphs with padding
1389 space on the left or right. */
1390 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1392 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1393 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1395 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1396 if (s
->face
->overstrike
)
1397 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1399 SelectObject (s
->hdc
, old_font
);
1403 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1409 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1411 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1413 glyph
= LGSTRING_GLYPH (gstring
, i
);
1414 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1415 width
+= LGLYPH_WIDTH (glyph
);
1418 int xoff
, yoff
, wadjust
;
1422 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1425 xoff
= LGLYPH_XOFF (glyph
);
1426 yoff
= LGLYPH_YOFF (glyph
);
1427 wadjust
= LGLYPH_WADJUST (glyph
);
1428 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1435 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1437 SelectObject (s
->hdc
, old_font
);
1442 /* Draw the foreground of glyph string S for glyphless characters. */
1445 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1447 struct glyph
*glyph
= s
->first_glyph
;
1450 int with_background
;
1452 /* If first glyph of S has a left box line, start drawing the text
1453 of S to the right of that box line. */
1454 if (s
->face
->box
!= FACE_NO_BOX
1455 && s
->first_glyph
->left_box_line_p
)
1456 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1460 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1461 SetBkColor (s
->hdc
, s
->gc
->background
);
1462 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1465 with_background
= ! (s
->for_overlaps
1466 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1467 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1469 char buf
[7], *str
= NULL
;
1470 int len
= glyph
->u
.glyphless
.len
;
1472 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1475 && CHAR_TABLE_P (Vglyphless_char_display
)
1476 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1480 = (! glyph
->u
.glyphless
.for_no_font
1481 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1482 glyph
->u
.glyphless
.ch
)
1483 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1484 if (STRINGP (acronym
))
1485 str
= SSDATA (acronym
);
1488 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1490 sprintf ((char *) buf
, "%0*X",
1491 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1492 glyph
->u
.glyphless
.ch
);
1496 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1497 w32_draw_rectangle (s
->hdc
, s
->gc
,
1498 x
, s
->ybase
- glyph
->ascent
,
1499 glyph
->pixel_width
- 1,
1500 glyph
->ascent
+ glyph
->descent
- 1);
1503 struct font
*font
= s
->font
;
1504 int upper_len
= (len
+ 1) / 2;
1508 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1509 /* It is certain that all LEN characters in STR are ASCII. */
1510 for (j
= 0; j
< len
; j
++)
1512 code
= font
->driver
->encode_char (font
, str
[j
]);
1513 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1515 font
->driver
->draw (s
, 0, upper_len
,
1516 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1517 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1519 font
->driver
->draw (s
, upper_len
, len
,
1520 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1521 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1523 SelectObject (s
->hdc
, old_font
);
1525 x
+= glyph
->pixel_width
;
1530 /* Brightness beyond which a color won't have its highlight brightness
1533 Nominally, highlight colors for `3d' faces are calculated by
1534 brightening an object's color by a constant scale factor, but this
1535 doesn't yield good results for dark colors, so for colors whose
1536 brightness is less than this value (on a scale of 0-255) have to
1537 use an additional additive factor.
1539 The value here is set so that the default menu-bar/mode-line color
1540 (grey75) will not have its highlights changed at all. */
1541 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1544 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1545 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1546 If this produces the same color as COLOR, try a color where all RGB
1547 values have DELTA added. Return the allocated color in *COLOR.
1548 DISPLAY is the X display, CMAP is the colormap to operate on.
1549 Value is non-zero if successful. */
1552 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1553 double factor
, int delta
)
1558 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1561 /* Change RGB values by specified FACTOR. Avoid overflow! */
1562 eassert (factor
>= 0);
1563 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1564 min (0xff, factor
* GetGValue (*color
)),
1565 min (0xff, factor
* GetBValue (*color
)));
1567 /* Calculate brightness of COLOR. */
1568 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1569 + GetBValue (*color
)) / 6;
1571 /* We only boost colors that are darker than
1572 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1573 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1574 /* Make an additive adjustment to NEW, because it's dark enough so
1575 that scaling by FACTOR alone isn't enough. */
1577 /* How far below the limit this color is (0 - 1, 1 being darker). */
1578 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1579 /* The additive adjustment. */
1580 int min_delta
= delta
* dimness
* factor
/ 2;
1583 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1584 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1585 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1587 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1588 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1589 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1593 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1594 max (0, min (0xff, delta
+ GetGValue (*color
))),
1595 max (0, min (0xff, delta
+ GetBValue (*color
))));
1597 /* TODO: Map to palette and retry with delta if same? */
1598 /* TODO: Free colors (if using palette)? */
1608 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1609 colors in COLORS. On W32, we no longer try to map colors to
1612 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1616 for (i
= 0; i
< ncolors
; i
++)
1618 DWORD pixel
= colors
[i
].pixel
;
1619 /* Convert to a 16 bit value in range 0 - 0xffff. */
1620 colors
[i
].red
= GetRValue (pixel
) * 257;
1621 colors
[i
].green
= GetGValue (pixel
) * 257;
1622 colors
[i
].blue
= GetBValue (pixel
) * 257;
1627 x_query_color (struct frame
*f
, XColor
*color
)
1629 x_query_colors (f
, color
, 1);
1633 /* Set up the foreground color for drawing relief lines of glyph
1634 string S. RELIEF is a pointer to a struct relief containing the GC
1635 with which lines will be drawn. Use a color that is FACTOR or
1636 DELTA lighter or darker than the relief's background which is found
1637 in S->f->output_data.x->relief_background. If such a color cannot
1638 be allocated, use DEFAULT_PIXEL, instead. */
1641 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1642 int delta
, COLORREF default_pixel
)
1645 struct w32_output
*di
= f
->output_data
.w32
;
1646 unsigned long mask
= GCForeground
;
1648 COLORREF background
= di
->relief_background
;
1649 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1651 /* TODO: Free colors (if using palette)? */
1653 /* Allocate new color. */
1654 xgcv
.foreground
= default_pixel
;
1656 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1658 relief
->allocated_p
= 1;
1659 xgcv
.foreground
= relief
->pixel
= pixel
;
1662 if (relief
->gc
== 0)
1664 #if 0 /* TODO: stipple */
1665 xgcv
.stipple
= dpyinfo
->gray
;
1668 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1671 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1675 /* Set up colors for the relief lines around glyph string S. */
1678 x_setup_relief_colors (struct glyph_string
*s
)
1680 struct w32_output
*di
= s
->f
->output_data
.w32
;
1683 if (s
->face
->use_box_color_for_shadows_p
)
1684 color
= s
->face
->box_color
;
1685 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1687 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1688 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1690 color
= s
->gc
->background
;
1692 if (di
->white_relief
.gc
== 0
1693 || color
!= di
->relief_background
)
1695 di
->relief_background
= color
;
1696 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1697 WHITE_PIX_DEFAULT (s
->f
));
1698 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1699 BLACK_PIX_DEFAULT (s
->f
));
1704 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1705 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1706 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1707 relief. LEFT_P non-zero means draw a relief on the left side of
1708 the rectangle. RIGHT_P non-zero means draw a relief on the right
1709 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1713 w32_draw_relief_rect (struct frame
*f
,
1714 int left_x
, int top_y
, int right_x
, int bottom_y
,
1715 int width
, int raised_p
,
1716 int top_p
, int bot_p
, int left_p
, int right_p
,
1721 HDC hdc
= get_frame_dc (f
);
1724 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1726 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1728 w32_set_clip_rectangle (hdc
, clip_rect
);
1732 for (i
= 0; i
< width
; ++i
)
1733 w32_fill_area (f
, hdc
, gc
.foreground
,
1734 left_x
+ i
* left_p
, top_y
+ i
,
1735 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1739 for (i
= 0; i
< width
; ++i
)
1740 w32_fill_area (f
, hdc
, gc
.foreground
,
1741 left_x
+ i
, top_y
+ (i
+ 1) * top_p
, 1,
1742 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1745 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1747 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1751 for (i
= 0; i
< width
; ++i
)
1752 w32_fill_area (f
, hdc
, gc
.foreground
,
1753 left_x
+ i
* left_p
, bottom_y
- i
,
1754 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1758 for (i
= 0; i
< width
; ++i
)
1759 w32_fill_area (f
, hdc
, gc
.foreground
,
1760 right_x
- i
, top_y
+ (i
+ 1) * top_p
, 1,
1761 bottom_y
- top_y
- (i
+ 1) * (bot_p
+ top_p
) + 1);
1763 w32_set_clip_rectangle (hdc
, NULL
);
1765 release_frame_dc (f
, hdc
);
1769 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1770 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1771 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1772 left side of the rectangle. RIGHT_P non-zero means draw a line
1773 on the right side of the rectangle. CLIP_RECT is the clipping
1774 rectangle to use when drawing. */
1777 w32_draw_box_rect (struct glyph_string
*s
,
1778 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1779 int left_p
, int right_p
, RECT
*clip_rect
)
1781 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1784 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1785 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1790 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1791 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1795 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1796 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1801 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1802 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1805 w32_set_clip_rectangle (s
->hdc
, NULL
);
1809 /* Draw a box around glyph string S. */
1812 x_draw_glyph_string_box (struct glyph_string
*s
)
1814 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1815 int left_p
, right_p
;
1816 struct glyph
*last_glyph
;
1819 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1820 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1821 : window_box_right (s
->w
, s
->area
));
1823 /* The glyph that may have a right box line. */
1824 last_glyph
= (s
->cmp
|| s
->img
1826 : s
->first_glyph
+ s
->nchars
- 1);
1828 width
= eabs (s
->face
->box_line_width
);
1829 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1831 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1833 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1835 bottom_y
= top_y
+ s
->height
- 1;
1837 left_p
= (s
->first_glyph
->left_box_line_p
1838 || (s
->hl
== DRAW_MOUSE_FACE
1840 || s
->prev
->hl
!= s
->hl
)));
1841 right_p
= (last_glyph
->right_box_line_p
1842 || (s
->hl
== DRAW_MOUSE_FACE
1844 || s
->next
->hl
!= s
->hl
)));
1846 get_glyph_string_clip_rect (s
, &clip_rect
);
1848 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1849 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1850 left_p
, right_p
, &clip_rect
);
1853 x_setup_relief_colors (s
);
1854 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1855 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1860 /* Draw foreground of image glyph string S. */
1863 x_draw_image_foreground (struct glyph_string
*s
)
1866 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1868 /* If first glyph of S has a left box line, start drawing it to the
1869 right of that line. */
1870 if (s
->face
->box
!= FACE_NO_BOX
1871 && s
->first_glyph
->left_box_line_p
1873 x
+= eabs (s
->face
->box_line_width
);
1875 /* If there is a margin around the image, adjust x- and y-position
1877 if (s
->slice
.x
== 0)
1878 x
+= s
->img
->hmargin
;
1879 if (s
->slice
.y
== 0)
1880 y
+= s
->img
->vmargin
;
1886 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1887 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1888 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1889 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1890 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1891 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1892 x_set_glyph_string_clipping (s
);
1896 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1897 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1899 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1900 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1902 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1903 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1904 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1905 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1906 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1907 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1909 SelectObject (mask_dc
, mask_orig_obj
);
1914 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1915 SetBkColor (s
->hdc
, s
->gc
->background
);
1917 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1918 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1920 /* When the image has a mask, we can expect that at
1921 least part of a mouse highlight or a block cursor will
1922 be visible. If the image doesn't have a mask, make
1923 a block cursor visible by drawing a rectangle around
1924 the image. I believe it's looking better if we do
1925 nothing here for mouse-face. */
1926 if (s
->hl
== DRAW_CURSOR
)
1928 int r
= s
->img
->relief
;
1930 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1931 s
->slice
.width
+ r
*2 - 1,
1932 s
->slice
.height
+ r
*2 - 1);
1936 w32_set_clip_rectangle (s
->hdc
, NULL
);
1937 SelectObject (s
->hdc
, orig_brush
);
1938 DeleteObject (fg_brush
);
1939 SelectObject (compat_hdc
, orig_obj
);
1940 DeleteDC (compat_hdc
);
1943 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1944 s
->slice
.width
- 1, s
->slice
.height
- 1);
1946 RestoreDC (s
->hdc
,-1);
1950 /* Draw a relief around the image glyph string S. */
1953 x_draw_image_relief (struct glyph_string
*s
)
1955 int x1
, y1
, thick
, raised_p
, top_p
, bot_p
, left_p
, right_p
;
1958 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1960 /* If first glyph of S has a left box line, start drawing it to the
1961 right of that line. */
1962 if (s
->face
->box
!= FACE_NO_BOX
1963 && s
->first_glyph
->left_box_line_p
1965 x
+= eabs (s
->face
->box_line_width
);
1967 /* If there is a margin around the image, adjust x- and y-position
1969 if (s
->slice
.x
== 0)
1970 x
+= s
->img
->hmargin
;
1971 if (s
->slice
.y
== 0)
1972 y
+= s
->img
->vmargin
;
1974 if (s
->hl
== DRAW_IMAGE_SUNKEN
1975 || s
->hl
== DRAW_IMAGE_RAISED
)
1977 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1978 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1979 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1983 thick
= eabs (s
->img
->relief
);
1984 raised_p
= s
->img
->relief
> 0;
1987 x1
= x
+ s
->slice
.width
- 1;
1988 y1
= y
+ s
->slice
.height
- 1;
1989 top_p
= bot_p
= left_p
= right_p
= 0;
1991 if (s
->slice
.x
== 0)
1992 x
-= thick
, left_p
= 1;
1993 if (s
->slice
.y
== 0)
1994 y
-= thick
, top_p
= 1;
1995 if (s
->slice
.x
+ s
->slice
.width
== s
->img
->width
)
1996 x1
+= thick
, right_p
= 1;
1997 if (s
->slice
.y
+ s
->slice
.height
== s
->img
->height
)
1998 y1
+= thick
, bot_p
= 1;
2000 x_setup_relief_colors (s
);
2001 get_glyph_string_clip_rect (s
, &r
);
2002 w32_draw_relief_rect (s
->f
, x
, y
, x1
, y1
, thick
, raised_p
,
2003 top_p
, bot_p
, left_p
, right_p
, &r
);
2007 /* Draw the foreground of image glyph string S to PIXMAP. */
2010 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2012 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2013 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2015 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2017 /* If first glyph of S has a left box line, start drawing it to the
2018 right of that line. */
2019 if (s
->face
->box
!= FACE_NO_BOX
2020 && s
->first_glyph
->left_box_line_p
2022 x
+= eabs (s
->face
->box_line_width
);
2024 /* If there is a margin around the image, adjust x- and y-position
2026 if (s
->slice
.x
== 0)
2027 x
+= s
->img
->hmargin
;
2028 if (s
->slice
.y
== 0)
2029 y
+= s
->img
->vmargin
;
2033 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2034 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2035 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2036 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2040 HDC mask_dc
= CreateCompatibleDC (hdc
);
2041 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2043 SetTextColor (hdc
, RGB (0, 0, 0));
2044 SetBkColor (hdc
, RGB (255, 255, 255));
2045 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2046 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2047 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2048 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2049 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2050 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2052 SelectObject (mask_dc
, mask_orig_obj
);
2057 SetTextColor (hdc
, s
->gc
->foreground
);
2058 SetBkColor (hdc
, s
->gc
->background
);
2060 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2061 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2063 /* When the image has a mask, we can expect that at
2064 least part of a mouse highlight or a block cursor will
2065 be visible. If the image doesn't have a mask, make
2066 a block cursor visible by drawing a rectangle around
2067 the image. I believe it's looking better if we do
2068 nothing here for mouse-face. */
2069 if (s
->hl
== DRAW_CURSOR
)
2071 int r
= s
->img
->relief
;
2073 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2074 s
->slice
.width
+ r
*2 - 1,
2075 s
->slice
.height
+ r
*2 - 1);
2079 SelectObject (hdc
, orig_brush
);
2080 DeleteObject (fg_brush
);
2081 SelectObject (compat_hdc
, orig_obj
);
2082 DeleteDC (compat_hdc
);
2085 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2086 s
->slice
.width
- 1, s
->slice
.height
- 1);
2088 SelectObject (hdc
, orig_hdc_obj
);
2093 /* Draw part of the background of glyph string S. X, Y, W, and H
2094 give the rectangle to draw. */
2097 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2099 #if 0 /* TODO: stipple */
2102 /* Fill background with a stipple pattern. */
2103 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2104 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2105 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2109 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2113 /* Draw image glyph string S.
2116 s->x +-------------------------
2119 | +-------------------------
2122 | | +-------------------
2128 x_draw_image_glyph_string (struct glyph_string
*s
)
2131 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2132 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2136 height
= s
->height
- 2 * box_line_vwidth
;
2138 /* Fill background with face under the image. Do it only if row is
2139 taller than image or if image has a clip mask to reduce
2141 s
->stippled_p
= s
->face
->stipple
!= 0;
2142 if (height
> s
->slice
.height
2146 || s
->img
->pixmap
== 0
2147 || s
->width
!= s
->background_width
)
2150 if (s
->first_glyph
->left_box_line_p
2152 x
+= box_line_hwidth
;
2155 if (s
->slice
.y
== 0)
2156 y
+= box_line_vwidth
;
2158 #if 0 /* TODO: figure out if we need to do this on Windows. */
2161 /* Create a pixmap as large as the glyph string. Fill it
2162 with the background color. Copy the image to it, using
2163 its mask. Copy the temporary pixmap to the display. */
2164 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2165 int depth
= DefaultDepthOfScreen (screen
);
2167 /* Create a pixmap as large as the glyph string. */
2168 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2169 s
->background_width
,
2172 /* Don't clip in the following because we're working on the
2174 XSetClipMask (s
->display
, s
->gc
, None
);
2176 /* Fill the pixmap with the background color/stipple. */
2179 /* Fill background with a stipple pattern. */
2180 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2181 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2182 0, 0, s
->background_width
, s
->height
);
2183 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2188 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2190 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2191 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2192 0, 0, s
->background_width
, s
->height
);
2193 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2198 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2200 s
->background_filled_p
= 1;
2203 /* Draw the foreground. */
2206 w32_draw_image_foreground_1 (s
, pixmap
);
2207 x_set_glyph_string_clipping (s
);
2209 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2210 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2211 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2212 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2214 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2215 SetBkColor (s
->hdc
, s
->gc
->background
);
2216 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2217 compat_hdc
, 0, 0, SRCCOPY
);
2219 SelectObject (s
->hdc
, orig_brush
);
2220 DeleteObject (fg_brush
);
2221 SelectObject (compat_hdc
, orig_obj
);
2222 DeleteDC (compat_hdc
);
2224 DeleteObject (pixmap
);
2228 x_draw_image_foreground (s
);
2230 /* If we must draw a relief around the image, do it. */
2232 || s
->hl
== DRAW_IMAGE_RAISED
2233 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2234 x_draw_image_relief (s
);
2238 /* Draw stretch glyph string S. */
2241 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2243 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2245 if (s
->hl
== DRAW_CURSOR
2246 && !x_stretch_cursor_p
)
2248 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2249 wide as the stretch glyph. */
2250 int width
, background_width
= s
->background_width
;
2253 if (!s
->row
->reversed_p
)
2255 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2259 background_width
-= left_x
- x
;
2265 /* In R2L rows, draw the cursor on the right edge of the
2267 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2269 if (x
+ background_width
> right_x
)
2270 background_width
-= x
- right_x
;
2271 x
+= background_width
;
2273 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2274 if (s
->row
->reversed_p
)
2278 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2280 /* Clear rest using the GC of the original non-cursor face. */
2281 if (width
< background_width
)
2283 XGCValues
*gc
= s
->face
->gc
;
2285 int w
= background_width
- width
, h
= s
->height
;
2289 if (!s
->row
->reversed_p
)
2293 if (s
->row
->mouse_face_p
2294 && cursor_in_mouse_face_p (s
->w
))
2296 x_set_mouse_face_gc (s
);
2302 get_glyph_string_clip_rect (s
, &r
);
2303 w32_set_clip_rectangle (hdc
, &r
);
2305 #if 0 /* TODO: stipple */
2306 if (s
->face
->stipple
)
2308 /* Fill background with a stipple pattern. */
2309 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2310 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2311 XSetFillStyle (s
->display
, gc
, FillSolid
);
2316 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2320 else if (!s
->background_filled_p
)
2322 int background_width
= s
->background_width
;
2323 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2325 /* Don't draw into left margin, fringe or scrollbar area
2326 except for header line and mode line. */
2327 if (x
< left_x
&& !s
->row
->mode_line_p
)
2329 background_width
-= left_x
- x
;
2332 if (background_width
> 0)
2333 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2336 s
->background_filled_p
= 1;
2340 /* Draw glyph string S. */
2343 x_draw_glyph_string (struct glyph_string
*s
)
2345 int relief_drawn_p
= 0;
2347 /* If S draws into the background of its successor, draw the
2348 background of the successor first so that S can draw into it.
2349 This makes S->next use XDrawString instead of XDrawImageString. */
2350 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2353 struct glyph_string
*next
;
2354 for (width
= 0, next
= s
->next
;
2355 next
&& width
< s
->right_overhang
;
2356 width
+= next
->width
, next
= next
->next
)
2357 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2359 x_set_glyph_string_gc (next
);
2360 x_set_glyph_string_clipping (next
);
2361 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2362 x_draw_stretch_glyph_string (next
);
2364 x_draw_glyph_string_background (next
, 1);
2365 next
->num_clips
= 0;
2369 /* Set up S->gc, set clipping and draw S. */
2370 x_set_glyph_string_gc (s
);
2372 /* Draw relief (if any) in advance for char/composition so that the
2373 glyph string can be drawn over it. */
2374 if (!s
->for_overlaps
2375 && s
->face
->box
!= FACE_NO_BOX
2376 && (s
->first_glyph
->type
== CHAR_GLYPH
2377 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2380 x_set_glyph_string_clipping (s
);
2381 x_draw_glyph_string_background (s
, 1);
2382 x_draw_glyph_string_box (s
);
2383 x_set_glyph_string_clipping (s
);
2386 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2388 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2389 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2390 /* We must clip just this glyph. left_overhang part has already
2391 drawn when s->prev was drawn, and right_overhang part will be
2392 drawn later when s->next is drawn. */
2393 x_set_glyph_string_clipping_exactly (s
, s
);
2395 x_set_glyph_string_clipping (s
);
2397 switch (s
->first_glyph
->type
)
2400 x_draw_image_glyph_string (s
);
2404 x_draw_stretch_glyph_string (s
);
2408 if (s
->for_overlaps
)
2409 s
->background_filled_p
= 1;
2411 x_draw_glyph_string_background (s
, 0);
2412 x_draw_glyph_string_foreground (s
);
2415 case COMPOSITE_GLYPH
:
2416 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2417 && ! s
->first_glyph
->u
.cmp
.automatic
))
2418 s
->background_filled_p
= 1;
2420 x_draw_glyph_string_background (s
, 1);
2421 x_draw_composite_glyph_string_foreground (s
);
2424 case GLYPHLESS_GLYPH
:
2425 if (s
->for_overlaps
)
2426 s
->background_filled_p
= 1;
2428 x_draw_glyph_string_background (s
, 0);
2429 x_draw_glyphless_glyph_string_foreground (s
);
2436 if (!s
->for_overlaps
)
2438 /* Draw underline. */
2439 if (s
->face
->underline_p
)
2441 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2445 if (s
->face
->underline_defaulted_p
)
2446 color
= s
->gc
->foreground
;
2448 color
= s
->face
->underline_color
;
2450 w32_draw_underwave (s
, color
);
2452 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2454 unsigned long thickness
, position
;
2457 if (s
->prev
&& s
->prev
->face
->underline_p
)
2459 /* We use the same underline style as the previous one. */
2460 thickness
= s
->prev
->underline_thickness
;
2461 position
= s
->prev
->underline_position
;
2465 /* Get the underline thickness. Default is 1 pixel. */
2466 if (s
->font
&& s
->font
->underline_thickness
> 0)
2467 thickness
= s
->font
->underline_thickness
;
2470 if (x_underline_at_descent_line
)
2471 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2474 /* Get the underline position. This is the recommended
2475 vertical offset in pixels from the baseline to the top of
2476 the underline. This is a signed value according to the
2477 specs, and its default is
2479 ROUND ((maximum_descent) / 2), with
2480 ROUND (x) = floor (x + 0.5) */
2482 if (x_use_underline_position_properties
2483 && s
->font
&& s
->font
->underline_position
>= 0)
2484 position
= s
->font
->underline_position
;
2486 position
= (s
->font
->descent
+ 1) / 2;
2488 position
= max (position
, underline_minimum_offset
);
2490 /* Check the sanity of thickness and position. We should
2491 avoid drawing underline out of the current line area. */
2492 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2493 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2494 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2495 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2496 s
->underline_thickness
= thickness
;
2497 s
->underline_position
=position
;
2498 y
= s
->ybase
+ position
;
2499 if (s
->face
->underline_defaulted_p
)
2501 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2506 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2511 /* Draw overline. */
2512 if (s
->face
->overline_p
)
2514 unsigned long dy
= 0, h
= 1;
2516 if (s
->face
->overline_color_defaulted_p
)
2518 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2519 s
->y
+ dy
, s
->width
, h
);
2523 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2524 s
->y
+ dy
, s
->width
, h
);
2528 /* Draw strike-through. */
2529 if (s
->face
->strike_through_p
2530 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2532 unsigned long h
= 1;
2533 unsigned long dy
= (s
->height
- h
) / 2;
2535 if (s
->face
->strike_through_color_defaulted_p
)
2537 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2542 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2543 s
->y
+ dy
, s
->width
, h
);
2547 /* Draw relief if not yet drawn. */
2548 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2549 x_draw_glyph_string_box (s
);
2553 struct glyph_string
*prev
;
2555 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2556 if (prev
->hl
!= s
->hl
2557 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2559 /* As prev was drawn while clipped to its own area, we
2560 must draw the right_overhang part using s->hl now. */
2561 enum draw_glyphs_face save
= prev
->hl
;
2564 x_set_glyph_string_gc (prev
);
2565 x_set_glyph_string_clipping_exactly (s
, prev
);
2566 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2567 x_draw_glyph_string_foreground (prev
);
2569 x_draw_composite_glyph_string_foreground (prev
);
2570 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2572 prev
->num_clips
= 0;
2578 struct glyph_string
*next
;
2580 for (next
= s
->next
; next
; next
= next
->next
)
2581 if (next
->hl
!= s
->hl
2582 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2584 /* As next will be drawn while clipped to its own area,
2585 we must draw the left_overhang part using s->hl now. */
2586 enum draw_glyphs_face save
= next
->hl
;
2589 x_set_glyph_string_gc (next
);
2590 x_set_glyph_string_clipping_exactly (s
, next
);
2591 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2592 x_draw_glyph_string_foreground (next
);
2594 x_draw_composite_glyph_string_foreground (next
);
2595 w32_set_clip_rectangle (next
->hdc
, NULL
);
2597 next
->num_clips
= 0;
2598 next
->clip_head
= s
->next
;
2603 /* Reset clipping. */
2604 w32_set_clip_rectangle (s
->hdc
, NULL
);
2609 /* Shift display to make room for inserted glyphs. */
2612 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2613 int width
, int height
, int shift_by
)
2617 hdc
= get_frame_dc (f
);
2618 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2619 hdc
, x
, y
, SRCCOPY
);
2621 release_frame_dc (f
, hdc
);
2625 /* Delete N glyphs at the nominal cursor position. Not implemented
2629 x_delete_glyphs (struct frame
*f
, register int n
)
2631 if (! FRAME_W32_P (f
))
2638 /* Clear entire frame. */
2641 x_clear_frame (struct frame
*f
)
2643 if (! FRAME_W32_P (f
))
2646 /* Clearing the frame will erase any cursor, so mark them all as no
2648 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2649 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2650 output_cursor
.x
= -1;
2652 /* We don't set the output cursor here because there will always
2653 follow an explicit cursor_to. */
2656 w32_clear_window (f
);
2658 /* We have to clear the scroll bars, too. If we have changed
2659 colors or something like that, then they should be notified. */
2660 x_scroll_bar_clear (f
);
2666 /* Make audible bell. */
2669 w32_ring_bell (struct frame
*f
)
2673 if (FRAME_W32_P (f
) && visible_bell
)
2676 HWND hwnd
= FRAME_W32_WINDOW (f
);
2678 for (i
= 0; i
< 5; i
++)
2680 FlashWindow (hwnd
, TRUE
);
2683 FlashWindow (hwnd
, FALSE
);
2686 w32_sys_ring_bell (f
);
2692 /* Specify how many text lines, from the top of the window,
2693 should be affected by insert-lines and delete-lines operations.
2694 This, and those operations, are used only within an update
2695 that is bounded by calls to x_update_begin and x_update_end. */
2698 w32_set_terminal_window (struct frame
*f
, int n
)
2700 /* This function intentionally left blank. */
2704 /***********************************************************************
2706 ***********************************************************************/
2708 /* Perform an insert-lines or delete-lines operation, inserting N
2709 lines or deleting -N lines at vertical position VPOS. */
2712 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2714 if (! FRAME_W32_P (f
))
2721 /* Scroll part of the display as described by RUN. */
2724 x_scroll_run (struct window
*w
, struct run
*run
)
2726 struct frame
*f
= XFRAME (w
->frame
);
2727 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2728 HWND hwnd
= FRAME_W32_WINDOW (f
);
2731 /* Get frame-relative bounding box of the text display area of W,
2732 without mode lines. Include in this box the left and right
2734 window_box (w
, -1, &x
, &y
, &width
, &height
);
2736 /* If the fringe is adjacent to the left (right) scroll bar of a
2737 leftmost (rightmost, respectively) window, then extend its
2738 background to the gap between the fringe and the bar. */
2739 if ((WINDOW_LEFTMOST_P (w
)
2740 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2741 || (WINDOW_RIGHTMOST_P (w
)
2742 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2744 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2748 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2749 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2750 * FRAME_COLUMN_WIDTH (f
));
2752 if (bar_area_x
+ bar_area_width
== x
)
2754 x
= bar_area_x
+ sb_width
;
2755 width
+= bar_area_width
- sb_width
;
2757 else if (x
+ width
== bar_area_x
)
2758 width
+= bar_area_width
- sb_width
;
2762 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2763 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2764 bottom_y
= y
+ height
;
2768 /* Scrolling up. Make sure we don't copy part of the mode
2769 line at the bottom. */
2770 if (from_y
+ run
->height
> bottom_y
)
2771 height
= bottom_y
- from_y
;
2773 height
= run
->height
;
2774 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2778 /* Scrolling down. Make sure we don't copy over the mode line.
2780 if (to_y
+ run
->height
> bottom_y
)
2781 height
= bottom_y
- to_y
;
2783 height
= run
->height
;
2784 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2789 /* Cursor off. Will be switched on again in x_update_window_end. */
2796 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2797 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2799 from
.left
= to
.left
= x
;
2800 from
.right
= to
.right
= x
+ width
;
2802 from
.bottom
= from_y
+ height
;
2804 to
.bottom
= bottom_y
;
2806 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2807 NULL
, SW_INVALIDATE
);
2809 /* Combine this with what we expect to be dirty. This covers the
2810 case where not all of the region we expect is actually dirty. */
2811 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2813 /* If the dirty region is not what we expected, redraw the entire frame. */
2814 if (!EqualRgn (combined
, expect_dirty
))
2815 SET_FRAME_GARBAGED (f
);
2817 DeleteObject (dirty
);
2818 DeleteObject (combined
);
2822 DeleteObject (expect_dirty
);
2827 /***********************************************************************
2829 ***********************************************************************/
2832 frame_highlight (struct frame
*f
)
2834 x_update_cursor (f
, 1);
2835 x_set_frame_alpha (f
);
2839 frame_unhighlight (struct frame
*f
)
2841 x_update_cursor (f
, 1);
2842 x_set_frame_alpha (f
);
2845 /* The focus has changed. Update the frames as necessary to reflect
2846 the new situation. Note that we can't change the selected frame
2847 here, because the Lisp code we are interrupting might become confused.
2848 Each event gets marked with the frame in which it occurred, so the
2849 Lisp code can tell when the switch took place by examining the events. */
2852 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2854 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2856 if (frame
!= dpyinfo
->w32_focus_frame
)
2858 /* Set this before calling other routines, so that they see
2859 the correct value of w32_focus_frame. */
2860 dpyinfo
->w32_focus_frame
= frame
;
2862 if (old_focus
&& old_focus
->auto_lower
)
2863 x_lower_frame (old_focus
);
2865 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2866 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2868 pending_autoraise_frame
= 0;
2871 x_frame_rehighlight (dpyinfo
);
2875 /* Handle FocusIn and FocusOut state changes for FRAME.
2876 If FRAME has focus and there exists more than one frame, puts
2877 a FOCUS_IN_EVENT into *BUFP. */
2880 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2881 struct frame
*frame
, struct input_event
*bufp
)
2883 if (type
== WM_SETFOCUS
)
2885 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2887 x_new_focus_frame (dpyinfo
, frame
);
2888 dpyinfo
->w32_focus_event_frame
= frame
;
2890 /* Don't stop displaying the initial startup message
2891 for a switch-frame event we don't need. */
2892 if (NILP (Vterminal_frame
)
2893 && CONSP (Vframe_list
)
2894 && !NILP (XCDR (Vframe_list
)))
2896 bufp
->kind
= FOCUS_IN_EVENT
;
2897 XSETFRAME (bufp
->frame_or_window
, frame
);
2901 frame
->output_data
.x
->focus_state
|= state
;
2903 /* TODO: IME focus? */
2905 else if (type
== WM_KILLFOCUS
)
2907 frame
->output_data
.x
->focus_state
&= ~state
;
2909 if (dpyinfo
->w32_focus_event_frame
== frame
)
2911 dpyinfo
->w32_focus_event_frame
= 0;
2912 x_new_focus_frame (dpyinfo
, 0);
2915 /* TODO: IME focus? */
2920 /* The focus may have changed. Figure out if it is a real focus change,
2921 by checking both FocusIn/Out and Enter/LeaveNotify events.
2923 Returns FOCUS_IN_EVENT event in *BUFP. */
2926 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2927 struct input_event
*bufp
)
2929 struct frame
*frame
;
2931 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2935 /* On w32, this is only called from focus events, so no switch needed. */
2936 x_focus_changed (event
->msg
.message
,
2937 (event
->msg
.message
== WM_KILLFOCUS
?
2938 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2939 dpyinfo
, frame
, bufp
);
2943 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2946 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2948 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2951 /* The focus has changed, or we have redirected a frame's focus to
2952 another frame (this happens when a frame uses a surrogate
2953 mini-buffer frame). Shift the highlight as appropriate.
2955 The FRAME argument doesn't necessarily have anything to do with which
2956 frame is being highlighted or un-highlighted; we only use it to find
2957 the appropriate X display info. */
2960 w32_frame_rehighlight (struct frame
*frame
)
2962 if (! FRAME_W32_P (frame
))
2964 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2968 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2970 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2972 if (dpyinfo
->w32_focus_frame
)
2974 dpyinfo
->x_highlight_frame
2975 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2976 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2977 : dpyinfo
->w32_focus_frame
);
2978 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2980 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2981 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2985 dpyinfo
->x_highlight_frame
= 0;
2987 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2990 frame_unhighlight (old_highlight
);
2991 if (dpyinfo
->x_highlight_frame
)
2992 frame_highlight (dpyinfo
->x_highlight_frame
);
2996 /* Keyboard processing - modifier keys, etc. */
2998 /* Convert a keysym to its name. */
3001 x_get_keysym_name (int keysym
)
3003 /* Make static so we can always return it */
3004 static char value
[100];
3007 GetKeyNameText (keysym
, value
, 100);
3014 codepage_for_locale (LCID locale
)
3018 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3025 /* Mouse clicks and mouse movement. Rah. */
3027 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3028 the state in PUP. XBUTTON provides extra information for extended mouse
3029 button messages. Returns FALSE if unable to parse the message. */
3031 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3038 case WM_LBUTTONDOWN
:
3046 case WM_MBUTTONDOWN
:
3047 if (NILP (Vw32_swap_mouse_buttons
))
3054 if (NILP (Vw32_swap_mouse_buttons
))
3060 case WM_RBUTTONDOWN
:
3061 if (NILP (Vw32_swap_mouse_buttons
))
3068 if (NILP (Vw32_swap_mouse_buttons
))
3074 case WM_XBUTTONDOWN
:
3075 button
= xbutton
+ 2;
3079 button
= xbutton
+ 2;
3087 if (pbutton
) *pbutton
= button
;
3093 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3095 If the event is a button press, then note that we have grabbed
3099 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3104 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3107 /* Make the event type NO_EVENT; we'll change that when we decide
3109 result
->kind
= MOUSE_CLICK_EVENT
;
3110 result
->code
= button
;
3111 result
->timestamp
= msg
->msg
.time
;
3112 result
->modifiers
= (msg
->dwModifiers
3117 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3118 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3119 XSETFRAME (result
->frame_or_window
, f
);
3125 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3130 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3133 result
->timestamp
= msg
->msg
.time
;
3135 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3136 forward, away from the user (up); a negative value indicates that
3137 the wheel was rotated backward, toward the user (down). */
3138 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3140 /* The up and down modifiers indicate if the wheel was rotated up or
3141 down based on WHEEL_DELTA value. */
3142 result
->modifiers
= (msg
->dwModifiers
3143 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3145 /* With multiple monitors, we can legitimately get negative
3146 coordinates, so cast to short to interpret them correctly. */
3147 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3148 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3149 ScreenToClient (msg
->msg
.hwnd
, &p
);
3150 XSETINT (result
->x
, p
.x
);
3151 XSETINT (result
->y
, p
.y
);
3152 XSETFRAME (result
->frame_or_window
, f
);
3158 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3168 result
->kind
= DRAG_N_DROP_EVENT
;
3170 result
->timestamp
= msg
->msg
.time
;
3171 result
->modifiers
= msg
->dwModifiers
;
3173 hdrop
= (HDROP
) msg
->msg
.wParam
;
3174 DragQueryPoint (hdrop
, &p
);
3177 p
.x
= LOWORD (msg
->msg
.lParam
);
3178 p
.y
= HIWORD (msg
->msg
.lParam
);
3179 ScreenToClient (msg
->msg
.hwnd
, &p
);
3182 XSETINT (result
->x
, p
.x
);
3183 XSETINT (result
->y
, p
.y
);
3185 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3188 for (i
= 0; i
< num_files
; i
++)
3190 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3193 name
= alloca (len
+ 1);
3194 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3195 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3200 XSETFRAME (frame
, f
);
3201 result
->frame_or_window
= frame
;
3202 result
->arg
= files
;
3207 /* Function to report a mouse movement to the mainstream Emacs code.
3208 The input handler calls this.
3210 We have received a mouse movement event, which is given in *event.
3211 If the mouse is over a different glyph than it was last time, tell
3212 the mainstream emacs code by setting mouse_moved. If not, ask for
3213 another motion event, so we can check again the next time it moves. */
3215 static MSG last_mouse_motion_event
;
3216 static Lisp_Object last_mouse_motion_frame
;
3219 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3221 int mouse_x
= LOWORD (msg
->lParam
);
3222 int mouse_y
= HIWORD (msg
->lParam
);
3224 last_mouse_movement_time
= msg
->time
;
3225 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3226 XSETFRAME (last_mouse_motion_frame
, frame
);
3228 if (!FRAME_X_OUTPUT (frame
))
3231 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3233 frame
->mouse_moved
= 1;
3234 last_mouse_scroll_bar
= Qnil
;
3235 note_mouse_highlight (frame
, -1, -1);
3236 last_mouse_glyph_frame
= 0;
3240 /* Has the mouse moved off the glyph it was on at the last sighting? */
3241 if (frame
!= last_mouse_glyph_frame
3242 || mouse_x
< last_mouse_glyph
.left
3243 || mouse_x
>= last_mouse_glyph
.right
3244 || mouse_y
< last_mouse_glyph
.top
3245 || mouse_y
>= last_mouse_glyph
.bottom
)
3247 frame
->mouse_moved
= 1;
3248 last_mouse_scroll_bar
= Qnil
;
3249 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3250 /* Remember the mouse position here, as w32_mouse_position only
3251 gets called when mouse tracking is enabled but we also need
3252 to keep track of the mouse for help_echo and highlighting at
3254 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3255 last_mouse_glyph_frame
= frame
;
3263 /************************************************************************
3265 ************************************************************************/
3267 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3268 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3269 enum scroll_bar_part
*,
3270 Lisp_Object
*, Lisp_Object
*,
3272 static void x_check_fullscreen (struct frame
*);
3275 redo_mouse_highlight (void)
3277 if (!NILP (last_mouse_motion_frame
)
3278 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3279 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3280 LOWORD (last_mouse_motion_event
.lParam
),
3281 HIWORD (last_mouse_motion_event
.lParam
));
3285 w32_define_cursor (Window window
, Cursor cursor
)
3287 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3289 /* Return the current position of the mouse.
3290 *fp should be a frame which indicates which display to ask about.
3292 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3293 and *part to the frame, window, and scroll bar part that the mouse
3294 is over. Set *x and *y to the portion and whole of the mouse's
3295 position on the scroll bar.
3297 If the mouse movement started elsewhere, set *fp to the frame the
3298 mouse is on, *bar_window to nil, and *x and *y to the character cell
3301 Set *time to the server time-stamp for the time at which the mouse
3302 was at this position.
3304 Don't store anything if we don't have a valid set of values to report.
3306 This clears the mouse_moved flag, so we can wait for the next mouse
3310 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3311 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3312 unsigned long *time
)
3318 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3319 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3324 Lisp_Object frame
, tail
;
3326 /* Clear the mouse-moved flag for every frame on this display. */
3327 FOR_EACH_FRAME (tail
, frame
)
3328 XFRAME (frame
)->mouse_moved
= 0;
3330 last_mouse_scroll_bar
= Qnil
;
3334 /* Now we have a position on the root; find the innermost window
3335 containing the pointer. */
3337 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3338 && FRAME_LIVE_P (last_mouse_frame
))
3340 /* If mouse was grabbed on a frame, give coords for that frame
3341 even if the mouse is now outside it. */
3342 f1
= last_mouse_frame
;
3346 /* Is window under mouse one of our frames? */
3347 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3348 WindowFromPoint (pt
));
3351 /* If not, is it one of our scroll bars? */
3354 struct scroll_bar
*bar
3355 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3359 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3363 if (f1
== 0 && insist
> 0)
3364 f1
= SELECTED_FRAME ();
3368 /* Ok, we found a frame. Store all the values.
3369 last_mouse_glyph is a rectangle used to reduce the
3370 generation of mouse events. To not miss any motion
3371 events, we must divide the frame into rectangles of the
3372 size of the smallest character that could be displayed
3373 on it, i.e. into the same rectangles that matrices on
3374 the frame are divided into. */
3376 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3377 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3378 last_mouse_glyph_frame
= f1
;
3385 *time
= last_mouse_movement_time
;
3394 /***********************************************************************
3396 ***********************************************************************/
3398 /* Handle mouse button event on the tool-bar of frame F, at
3399 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3400 or ButtonRelease. */
3403 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3405 int x
= XFASTINT (button_event
->x
);
3406 int y
= XFASTINT (button_event
->y
);
3408 if (button_event
->modifiers
& down_modifier
)
3409 handle_tool_bar_click (f
, x
, y
, 1, 0);
3411 handle_tool_bar_click (f
, x
, y
, 0,
3412 button_event
->modifiers
& ~up_modifier
);
3417 /***********************************************************************
3419 ***********************************************************************/
3421 /* Scroll bar support. */
3423 /* Given a window ID, find the struct scroll_bar which manages it.
3424 This can be called in GC, so we have to make sure to strip off mark
3427 static struct scroll_bar
*
3428 x_window_to_scroll_bar (Window window_id
)
3430 Lisp_Object tail
, frame
;
3432 FOR_EACH_FRAME (tail
, frame
)
3434 Lisp_Object bar
, condemned
;
3436 /* Scan this frame's scroll bar list for a scroll bar with the
3438 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3439 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3440 /* This trick allows us to search both the ordinary and
3441 condemned scroll bar lists with one loop. */
3442 ! NILP (bar
) || (bar
= condemned
,
3445 bar
= XSCROLL_BAR (bar
)->next
)
3446 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3447 return XSCROLL_BAR (bar
);
3455 /* Set the thumb size and position of scroll bar BAR. We are currently
3456 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3459 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3460 int portion
, int position
, int whole
)
3462 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3463 /* We use the whole scroll-bar height in the calculations below, to
3464 avoid strange effects like scrolling backwards when just clicking
3465 on the handle (without moving it). */
3466 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3467 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3468 int sb_page
, sb_pos
;
3469 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3472 /* We used to change the nPage setting while dragging the handle,
3473 but that had very strange effects (such as scrolling backwards
3474 while dragging downwards).
3476 Now, we don't change the nPage setting while dragging unless we
3477 get near to the end of the buffer, in which case we often have to
3478 resize the handle to "go all the way". */
3484 si
.cbSize
= sizeof (si
);
3485 si
.fMask
= SIF_POS
| SIF_PAGE
;
3486 GetScrollInfo (w
, SB_CTL
, &si
);
3487 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3495 /* Position scroll bar at rock bottom if the bottom of the
3496 buffer is visible. This avoids shrinking the thumb away
3497 to nothing if it is held at the bottom of the buffer. */
3498 if (position
+ portion
>= whole
&& !draggingp
)
3500 sb_page
= range
* (whole
- position
) / whole
;
3505 sb_pos
= position
* range
/ whole
;
3506 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3515 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3519 si
.cbSize
= sizeof (si
);
3520 si
.fMask
= SIF_PAGE
| SIF_POS
;
3524 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3530 /************************************************************************
3531 Scroll bars, general
3532 ************************************************************************/
3535 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3537 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3538 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3542 /*#define ATTACH_THREADS*/
3545 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3547 #ifndef ATTACH_THREADS
3548 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3549 (WPARAM
) hwnd
, (LPARAM
) how
);
3551 return ShowWindow (hwnd
, how
);
3556 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3557 int x
, int y
, int cx
, int cy
, UINT flags
)
3559 #ifndef ATTACH_THREADS
3561 pos
.hwndInsertAfter
= hwndAfter
;
3567 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3569 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3575 my_set_focus (struct frame
* f
, HWND hwnd
)
3577 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3583 my_set_foreground_window (HWND hwnd
)
3585 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3590 my_destroy_window (struct frame
* f
, HWND hwnd
)
3592 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3597 my_bring_window_to_top (HWND hwnd
)
3599 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3602 /* Create a scroll bar and return the scroll bar vector for it. W is
3603 the Emacs window on which to create the scroll bar. TOP, LEFT,
3604 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3607 static struct scroll_bar
*
3608 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3610 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3613 struct scroll_bar
*bar
3614 = XSCROLL_BAR (Fmake_vector (make_number (VECSIZE (struct scroll_bar
)), Qnil
));
3619 XSETWINDOW (bar
->window
, w
);
3620 XSETINT (bar
->top
, top
);
3621 XSETINT (bar
->left
, left
);
3622 XSETINT (bar
->width
, width
);
3623 XSETINT (bar
->height
, height
);
3624 XSETINT (bar
->start
, 0);
3625 XSETINT (bar
->end
, 0);
3626 bar
->dragging
= Qnil
;
3627 bar
->fringe_extended_p
= Qnil
;
3629 /* Requires geometry to be set before call to create the real window */
3631 hwnd
= my_create_scrollbar (f
, bar
);
3633 si
.cbSize
= sizeof (si
);
3636 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3637 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3641 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3643 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3645 /* Add bar to its frame's list of scroll bars. */
3646 bar
->next
= FRAME_SCROLL_BARS (f
);
3648 XSETVECTOR (barobj
, bar
);
3649 fset_scroll_bars (f
, barobj
);
3650 if (! NILP (bar
->next
))
3651 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3659 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3663 x_scroll_bar_remove (struct scroll_bar
*bar
)
3665 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3669 /* Destroy the window. */
3670 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3672 /* Dissociate this scroll bar from its window. */
3673 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3678 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3679 that we are displaying PORTION characters out of a total of WHOLE
3680 characters, starting at POSITION. If WINDOW has no scroll bar,
3683 w32_set_vertical_scroll_bar (struct window
*w
,
3684 int portion
, int whole
, int position
)
3686 struct frame
*f
= XFRAME (w
->frame
);
3688 struct scroll_bar
*bar
;
3689 int top
, height
, left
, sb_left
, width
, sb_width
;
3690 int window_y
, window_height
;
3691 int fringe_extended_p
;
3693 /* Get window dimensions. */
3694 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3696 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3697 height
= window_height
;
3699 /* Compute the left edge of the scroll bar area. */
3700 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3702 /* Compute the width of the scroll bar which might be less than
3703 the width of the area reserved for the scroll bar. */
3704 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3705 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3709 /* Compute the left edge of the scroll bar. */
3710 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3711 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3713 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3715 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3716 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3717 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3718 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3719 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3721 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3722 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3723 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3724 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3726 /* Does the scroll bar exist yet? */
3727 if (NILP (w
->vertical_scroll_bar
))
3731 if (width
> 0 && height
> 0)
3733 hdc
= get_frame_dc (f
);
3734 if (fringe_extended_p
)
3735 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3737 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3738 release_frame_dc (f
, hdc
);
3742 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3746 /* It may just need to be moved and resized. */
3749 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3750 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3752 /* If already correctly positioned, do nothing. */
3753 if ( XINT (bar
->left
) == sb_left
3754 && XINT (bar
->top
) == top
3755 && XINT (bar
->width
) == sb_width
3756 && XINT (bar
->height
) == height
3757 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3759 /* Redraw after clear_frame. */
3760 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3761 InvalidateRect (hwnd
, NULL
, FALSE
);
3769 if (width
&& height
)
3771 hdc
= get_frame_dc (f
);
3772 /* Since Windows scroll bars are smaller than the space reserved
3773 for them on the frame, we have to clear "under" them. */
3774 if (fringe_extended_p
)
3775 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3777 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3778 release_frame_dc (f
, hdc
);
3780 /* Make sure scroll bar is "visible" before moving, to ensure the
3781 area of the parent window now exposed will be refreshed. */
3782 my_show_window (f
, hwnd
, SW_HIDE
);
3783 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3784 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3785 max (height
, 1), TRUE
);
3787 si
.cbSize
= sizeof (si
);
3788 si
.fMask
= SIF_RANGE
;
3790 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3791 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3793 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3795 my_show_window (f
, hwnd
, SW_NORMAL
);
3796 /* InvalidateRect (w, NULL, FALSE); */
3798 /* Remember new settings. */
3799 XSETINT (bar
->left
, sb_left
);
3800 XSETINT (bar
->top
, top
);
3801 XSETINT (bar
->width
, sb_width
);
3802 XSETINT (bar
->height
, height
);
3807 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3809 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3810 XSETVECTOR (barobj
, bar
);
3811 wset_vertical_scroll_bar (w
, barobj
);
3815 /* The following three hooks are used when we're doing a thorough
3816 redisplay of the frame. We don't explicitly know which scroll bars
3817 are going to be deleted, because keeping track of when windows go
3818 away is a real pain - "Can you say set-window-configuration, boys
3819 and girls?" Instead, we just assert at the beginning of redisplay
3820 that *all* scroll bars are to be removed, and then save a scroll bar
3821 from the fiery pit when we actually redisplay its window. */
3823 /* Arrange for all scroll bars on FRAME to be removed at the next call
3824 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3825 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3828 w32_condemn_scroll_bars (FRAME_PTR frame
)
3830 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3831 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3834 bar
= FRAME_SCROLL_BARS (frame
);
3835 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3836 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3837 XSCROLL_BAR (bar
)->prev
= Qnil
;
3838 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3839 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3840 fset_condemned_scroll_bars (frame
, bar
);
3845 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3846 Note that WINDOW isn't necessarily condemned at all. */
3849 w32_redeem_scroll_bar (struct window
*window
)
3851 struct scroll_bar
*bar
;
3855 /* We can't redeem this window's scroll bar if it doesn't have one. */
3856 if (NILP (window
->vertical_scroll_bar
))
3859 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3861 /* Unlink it from the condemned list. */
3862 f
= XFRAME (WINDOW_FRAME (window
));
3863 if (NILP (bar
->prev
))
3865 /* If the prev pointer is nil, it must be the first in one of
3867 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3868 /* It's not condemned. Everything's fine. */
3870 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3871 window
->vertical_scroll_bar
))
3872 fset_condemned_scroll_bars (f
, bar
->next
);
3874 /* If its prev pointer is nil, it must be at the front of
3875 one or the other! */
3879 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3881 if (! NILP (bar
->next
))
3882 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
3884 bar
->next
= FRAME_SCROLL_BARS (f
);
3886 XSETVECTOR (barobj
, bar
);
3887 fset_scroll_bars (f
, barobj
);
3888 if (! NILP (bar
->next
))
3889 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3892 /* Remove all scroll bars on FRAME that haven't been saved since the
3893 last call to `*condemn_scroll_bars_hook'. */
3896 w32_judge_scroll_bars (FRAME_PTR f
)
3898 Lisp_Object bar
, next
;
3900 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
3902 /* Clear out the condemned list now so we won't try to process any
3903 more events on the hapless scroll bars. */
3904 fset_condemned_scroll_bars (f
, Qnil
);
3906 for (; ! NILP (bar
); bar
= next
)
3908 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
3910 x_scroll_bar_remove (b
);
3913 b
->next
= b
->prev
= Qnil
;
3916 /* Now there should be no references to the condemned scroll bars,
3917 and they should get garbage-collected. */
3920 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
3921 is set to something other than NO_EVENT, it is enqueued.
3923 This may be called from a signal handler, so we have to ignore GC
3927 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
3928 struct input_event
*emacs_event
)
3930 if (! WINDOWP (bar
->window
))
3933 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
3934 emacs_event
->code
= 0;
3935 /* not really meaningful to distinguish up/down */
3936 emacs_event
->modifiers
= msg
->dwModifiers
;
3937 emacs_event
->frame_or_window
= bar
->window
;
3938 emacs_event
->arg
= Qnil
;
3939 emacs_event
->timestamp
= msg
->msg
.time
;
3942 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3944 int dragging
= !NILP (bar
->dragging
);
3947 si
.cbSize
= sizeof (si
);
3950 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
3953 bar
->dragging
= Qnil
;
3956 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
3958 switch (LOWORD (msg
->msg
.wParam
))
3961 emacs_event
->part
= scroll_bar_down_arrow
;
3964 emacs_event
->part
= scroll_bar_up_arrow
;
3967 emacs_event
->part
= scroll_bar_above_handle
;
3970 emacs_event
->part
= scroll_bar_below_handle
;
3973 emacs_event
->part
= scroll_bar_handle
;
3977 emacs_event
->part
= scroll_bar_handle
;
3981 case SB_THUMBPOSITION
:
3982 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3983 y
= HIWORD (msg
->msg
.wParam
);
3985 emacs_event
->part
= scroll_bar_handle
;
3987 /* "Silently" update current position. */
3991 si
.cbSize
= sizeof (si
);
3994 /* Remember apparent position (we actually lag behind the real
3995 position, so don't set that directly). */
3996 last_scroll_bar_drag_pos
= y
;
3998 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4002 /* If this is the end of a drag sequence, then reset the scroll
4003 handle size to normal and do a final redraw. Otherwise do
4008 int start
= XINT (bar
->start
);
4009 int end
= XINT (bar
->end
);
4011 si
.cbSize
= sizeof (si
);
4012 si
.fMask
= SIF_PAGE
| SIF_POS
;
4013 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4014 si
.nPos
= last_scroll_bar_drag_pos
;
4015 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4019 emacs_event
->kind
= NO_EVENT
;
4023 XSETINT (emacs_event
->x
, y
);
4024 XSETINT (emacs_event
->y
, top_range
);
4030 /* Return information to the user about the current position of the mouse
4031 on the scroll bar. */
4034 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4035 enum scroll_bar_part
*part
,
4036 Lisp_Object
*x
, Lisp_Object
*y
,
4037 unsigned long *time
)
4039 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4040 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4041 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4043 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4049 *bar_window
= bar
->window
;
4051 si
.cbSize
= sizeof (si
);
4052 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4054 GetScrollInfo (w
, SB_CTL
, &si
);
4056 top_range
= si
.nMax
- si
.nPage
+ 1;
4058 switch (LOWORD (last_mouse_scroll_bar_pos
))
4060 case SB_THUMBPOSITION
:
4062 *part
= scroll_bar_handle
;
4063 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4064 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4067 *part
= scroll_bar_handle
;
4071 *part
= scroll_bar_handle
;
4076 XSETINT (*y
, top_range
);
4079 last_mouse_scroll_bar
= Qnil
;
4081 *time
= last_mouse_movement_time
;
4087 /* The screen has been cleared so we may have changed foreground or
4088 background colors, and the scroll bars may need to be redrawn.
4089 Clear out the scroll bars, and ask for expose events, so we can
4093 x_scroll_bar_clear (FRAME_PTR f
)
4097 /* We can have scroll bars even if this is 0,
4098 if we just turned off scroll bar mode.
4099 But in that case we should not clear them. */
4100 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4101 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4102 bar
= XSCROLL_BAR (bar
)->next
)
4104 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4105 HDC hdc
= GetDC (window
);
4108 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4109 arranges to refresh the scroll bar if hidden. */
4110 my_show_window (f
, window
, SW_HIDE
);
4112 GetClientRect (window
, &rect
);
4113 select_palette (f
, hdc
);
4114 w32_clear_rect (f
, hdc
, &rect
);
4115 deselect_palette (f
, hdc
);
4117 ReleaseDC (window
, hdc
);
4122 /* The main W32 event-reading loop - w32_read_socket. */
4124 /* Record the last 100 characters stored
4125 to help debug the loss-of-chars-during-GC problem. */
4127 static int temp_index
;
4128 static short temp_buffer
[100];
4130 /* Temporarily store lead byte of DBCS input sequences. */
4131 static char dbcs_lead
= 0;
4133 /* Read events coming from the W32 shell.
4134 This routine is called by the SIGIO handler.
4135 We return as soon as there are no more events to be read.
4137 For an overview of how Emacs input works on MS-Windows, see the
4138 commentary before w32_msg_pump in w32fns.c.
4140 We return the number of characters stored into the buffer,
4141 thus pretending to be `read'.
4143 Some of these messages are reposted back to the message queue since the
4144 system calls the windows proc directly in a context where we cannot return
4145 the data nor can we guarantee the state we are in. So if we dispatch them
4146 we will get into an infinite loop. To prevent this from ever happening we
4147 will set a variable to indicate we are in the read_socket call and indicate
4148 which message we are processing since the windows proc gets called
4149 recursively with different messages by the system.
4153 w32_read_socket (struct terminal
*terminal
,
4154 struct input_event
*hold_quit
)
4157 int check_visibility
= 0;
4160 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4161 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4166 /* So people can tell when we have read the available input. */
4167 input_signal_count
++;
4169 /* Process any incoming thread messages. */
4170 drain_message_queue ();
4172 /* TODO: ghostscript integration. */
4173 while (get_next_msg (&msg
, FALSE
))
4175 struct input_event inev
;
4178 /* DebPrint (("w32_read_socket: %s time:%u\n", */
4179 /* w32_name_of_message (msg.msg.message), */
4180 /* msg.msg.time)); */
4183 inev
.kind
= NO_EVENT
;
4186 switch (msg
.msg
.message
)
4188 case WM_EMACS_PAINT
:
4189 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4193 if (msg
.rect
.right
== msg
.rect
.left
||
4194 msg
.rect
.bottom
== msg
.rect
.top
)
4196 /* We may get paint messages even though the client
4197 area is clipped - these are not expose events. */
4198 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4201 else if (f
->async_visible
!= 1)
4203 /* Definitely not obscured, so mark as visible. */
4204 f
->async_visible
= 1;
4205 f
->async_iconified
= 0;
4206 SET_FRAME_GARBAGED (f
);
4207 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4210 /* WM_PAINT serves as MapNotify as well, so report
4211 visibility changes properly. */
4214 inev
.kind
= DEICONIFY_EVENT
;
4215 XSETFRAME (inev
.frame_or_window
, f
);
4217 else if (! NILP (Vframe_list
)
4218 && ! NILP (XCDR (Vframe_list
)))
4219 /* Force a redisplay sooner or later to update the
4220 frame titles in case this is the second frame. */
4221 record_asynch_buffer_change ();
4225 HDC hdc
= get_frame_dc (f
);
4227 /* Erase background again for safety. */
4228 w32_clear_rect (f
, hdc
, &msg
.rect
);
4229 release_frame_dc (f
, hdc
);
4233 msg
.rect
.right
- msg
.rect
.left
,
4234 msg
.rect
.bottom
- msg
.rect
.top
);
4239 case WM_INPUTLANGCHANGE
:
4240 /* Generate a language change event. */
4241 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4243 /* lParam contains the input language ID in its low 16 bits.
4244 Use it to update our record of the keyboard codepage. */
4245 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4250 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4251 XSETFRAME (inev
.frame_or_window
, f
);
4252 inev
.code
= w32_keyboard_codepage
;
4253 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4259 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4261 if (f
&& !f
->iconified
)
4263 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4264 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4266 clear_mouse_face (hlinfo
);
4267 hlinfo
->mouse_face_hidden
= 1;
4270 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4272 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4273 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4274 inev
.code
= msg
.msg
.wParam
;
4275 inev
.modifiers
= msg
.dwModifiers
;
4276 XSETFRAME (inev
.frame_or_window
, f
);
4277 inev
.timestamp
= msg
.msg
.time
;
4284 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4286 if (f
&& !f
->iconified
)
4288 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4289 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4291 clear_mouse_face (hlinfo
);
4292 hlinfo
->mouse_face_hidden
= 1;
4295 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4297 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4299 inev
.modifiers
= msg
.dwModifiers
;
4300 XSETFRAME (inev
.frame_or_window
, f
);
4301 inev
.timestamp
= msg
.msg
.time
;
4303 if (msg
.msg
.message
== WM_UNICHAR
)
4305 inev
.code
= msg
.msg
.wParam
;
4307 else if (msg
.msg
.wParam
< 256)
4312 dbcs
[1] = (char) msg
.msg
.wParam
;
4316 dbcs
[0] = dbcs_lead
;
4318 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4322 DebPrint (("Invalid DBCS sequence: %d %d\n",
4324 inev
.kind
= NO_EVENT
;
4328 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4329 (BYTE
) msg
.msg
.wParam
))
4331 dbcs_lead
= (char) msg
.msg
.wParam
;
4332 inev
.kind
= NO_EVENT
;
4337 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4338 &dbcs
[1], 1, &code
, 1))
4340 /* What to do with garbage? */
4341 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4342 inev
.kind
= NO_EVENT
;
4350 /* Windows shouldn't generate WM_CHAR events above 0xFF
4351 in non-Unicode message handlers. */
4352 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4353 inev
.kind
= NO_EVENT
;
4356 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4357 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4362 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4364 if (f
&& !f
->iconified
)
4366 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4367 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4369 clear_mouse_face (hlinfo
);
4370 hlinfo
->mouse_face_hidden
= 1;
4373 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4375 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4376 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4377 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4378 inev
.modifiers
= msg
.dwModifiers
;
4379 XSETFRAME (inev
.frame_or_window
, f
);
4380 inev
.timestamp
= msg
.msg
.time
;
4385 /* Ignore non-movement. */
4387 int x
= LOWORD (msg
.msg
.lParam
);
4388 int y
= HIWORD (msg
.msg
.lParam
);
4389 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4391 last_mousemove_x
= x
;
4392 last_mousemove_y
= y
;
4395 previous_help_echo_string
= help_echo_string
;
4396 help_echo_string
= Qnil
;
4398 if (dpyinfo
->grabbed
&& last_mouse_frame
4399 && FRAME_LIVE_P (last_mouse_frame
))
4400 f
= last_mouse_frame
;
4402 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4404 if (hlinfo
->mouse_face_hidden
)
4406 hlinfo
->mouse_face_hidden
= 0;
4407 clear_mouse_face (hlinfo
);
4412 /* Generate SELECT_WINDOW_EVENTs when needed. */
4413 if (!NILP (Vmouse_autoselect_window
))
4416 int x
= LOWORD (msg
.msg
.lParam
);
4417 int y
= HIWORD (msg
.msg
.lParam
);
4419 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4421 /* Window will be selected only when it is not
4422 selected now and last mouse movement event was
4423 not in it. Minibuffer window will be selected
4424 only when it is active. */
4425 if (WINDOWP (window
)
4426 && !EQ (window
, last_window
)
4427 && !EQ (window
, selected_window
)
4428 /* For click-to-focus window managers
4429 create event iff we don't leave the
4431 && (focus_follows_mouse
4432 || (EQ (XWINDOW (window
)->frame
,
4433 XWINDOW (selected_window
)->frame
))))
4435 inev
.kind
= SELECT_WINDOW_EVENT
;
4436 inev
.frame_or_window
= window
;
4439 last_window
= window
;
4441 if (!note_mouse_movement (f
, &msg
.msg
))
4442 help_echo_string
= previous_help_echo_string
;
4446 /* If we move outside the frame, then we're
4447 certainly no longer on any text in the frame. */
4448 clear_mouse_face (hlinfo
);
4451 /* If the contents of the global variable help_echo_string
4452 has changed, generate a HELP_EVENT. */
4453 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4454 But it was originally changed to this to fix a bug, so I have
4455 not removed it completely in case the bug is still there. */
4456 if (help_echo_string
!= previous_help_echo_string
||
4457 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4458 #else /* This is what xterm.c does. */
4459 if (!NILP (help_echo_string
)
4460 || !NILP (previous_help_echo_string
))
4465 case WM_LBUTTONDOWN
:
4467 case WM_MBUTTONDOWN
:
4469 case WM_RBUTTONDOWN
:
4471 case WM_XBUTTONDOWN
:
4474 /* If we decide we want to generate an event to be seen
4475 by the rest of Emacs, we put it here. */
4480 if (dpyinfo
->grabbed
&& last_mouse_frame
4481 && FRAME_LIVE_P (last_mouse_frame
))
4482 f
= last_mouse_frame
;
4484 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4488 construct_mouse_click (&inev
, &msg
, f
);
4490 /* Is this in the tool-bar? */
4491 if (WINDOWP (f
->tool_bar_window
)
4492 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4495 int x
= XFASTINT (inev
.x
);
4496 int y
= XFASTINT (inev
.y
);
4498 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4500 if (EQ (window
, f
->tool_bar_window
))
4502 w32_handle_tool_bar_click (f
, &inev
);
4508 || (dpyinfo
->w32_focus_frame
4509 && f
!= dpyinfo
->w32_focus_frame
))
4510 inev
.kind
= NO_EVENT
;
4513 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4518 dpyinfo
->grabbed
&= ~ (1 << button
);
4522 dpyinfo
->grabbed
|= (1 << button
);
4523 last_mouse_frame
= f
;
4524 /* Ignore any mouse motion that happened
4525 before this event; any subsequent mouse-movement
4526 Emacs events should reflect only motion after
4532 last_tool_bar_item
= -1;
4538 case WM_MOUSEHWHEEL
:
4540 if (dpyinfo
->grabbed
&& last_mouse_frame
4541 && FRAME_LIVE_P (last_mouse_frame
))
4542 f
= last_mouse_frame
;
4544 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4549 if (!dpyinfo
->w32_focus_frame
4550 || f
== dpyinfo
->w32_focus_frame
)
4552 /* Emit an Emacs wheel-up/down event. */
4553 construct_mouse_wheel (&inev
, &msg
, f
);
4555 /* Ignore any mouse motion that happened before this
4556 event; any subsequent mouse-movement Emacs events
4557 should reflect only motion after the
4561 last_mouse_frame
= f
;
4562 last_tool_bar_item
= -1;
4567 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4570 construct_drag_n_drop (&inev
, &msg
, f
);
4575 struct scroll_bar
*bar
=
4576 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4579 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4583 case WM_WINDOWPOSCHANGED
:
4584 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4587 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4588 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4590 check_visibility
= 1;
4594 case WM_ACTIVATEAPP
:
4595 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4597 x_check_fullscreen (f
);
4598 check_visibility
= 1;
4602 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4604 if (f
&& !f
->async_iconified
)
4608 x_real_positions (f
, &x
, &y
);
4613 check_visibility
= 1;
4617 /* wParam non-zero means Window is about to be shown, 0 means
4618 about to be hidden. */
4619 /* Redo the mouse-highlight after the tooltip has gone. */
4620 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4623 redo_mouse_highlight ();
4626 /* If window has been obscured or exposed by another window
4627 being maximized or minimized/restored, then recheck
4628 visibility of all frames. Direct changes to our own
4629 windows get handled by WM_SIZE. */
4631 if (msg
.msg
.lParam
!= 0)
4632 check_visibility
= 1;
4635 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4636 f
->async_visible
= msg
.msg
.wParam
;
4640 check_visibility
= 1;
4644 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4646 /* Inform lisp of whether frame has been iconified etc. */
4649 switch (msg
.msg
.wParam
)
4651 case SIZE_MINIMIZED
:
4652 f
->async_visible
= 0;
4653 f
->async_iconified
= 1;
4655 inev
.kind
= ICONIFY_EVENT
;
4656 XSETFRAME (inev
.frame_or_window
, f
);
4659 case SIZE_MAXIMIZED
:
4661 f
->async_visible
= 1;
4662 f
->async_iconified
= 0;
4664 /* wait_reading_process_output will notice this and update
4665 the frame's display structures. */
4666 SET_FRAME_GARBAGED (f
);
4672 /* Reset top and left positions of the Window
4673 here since Windows sends a WM_MOVE message
4674 BEFORE telling us the Window is minimized
4675 when the Window is iconified, with 3000,3000
4677 x_real_positions (f
, &x
, &y
);
4681 inev
.kind
= DEICONIFY_EVENT
;
4682 XSETFRAME (inev
.frame_or_window
, f
);
4684 else if (! NILP (Vframe_list
)
4685 && ! NILP (XCDR (Vframe_list
)))
4686 /* Force a redisplay sooner or later
4687 to update the frame titles
4688 in case this is the second frame. */
4689 record_asynch_buffer_change ();
4694 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4702 GetClientRect (msg
.msg
.hwnd
, &rect
);
4704 height
= rect
.bottom
- rect
.top
;
4705 width
= rect
.right
- rect
.left
;
4707 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4708 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4710 /* TODO: Clip size to the screen dimensions. */
4712 /* Even if the number of character rows and columns has
4713 not changed, the font size may have changed, so we need
4714 to check the pixel dimensions as well. */
4716 if (columns
!= FRAME_COLS (f
)
4717 || rows
!= FRAME_LINES (f
)
4718 || width
!= FRAME_PIXEL_WIDTH (f
)
4719 || height
!= FRAME_PIXEL_HEIGHT (f
))
4721 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4722 SET_FRAME_GARBAGED (f
);
4723 cancel_mouse_face (f
);
4724 FRAME_PIXEL_WIDTH (f
) = width
;
4725 FRAME_PIXEL_HEIGHT (f
) = height
;
4726 f
->win_gravity
= NorthWestGravity
;
4730 check_visibility
= 1;
4734 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4737 if (f
== hlinfo
->mouse_face_mouse_frame
)
4739 /* If we move outside the frame, then we're
4740 certainly no longer on any text in the frame. */
4741 clear_mouse_face (hlinfo
);
4742 hlinfo
->mouse_face_mouse_frame
= 0;
4745 /* Generate a nil HELP_EVENT to cancel a help-echo.
4746 Do it only if there's something to cancel.
4747 Otherwise, the startup message is cleared when
4748 the mouse leaves the frame. */
4749 if (any_help_event_p
)
4755 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4757 dpyinfo
->grabbed
= 0;
4758 check_visibility
= 1;
4762 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4766 if (f
== dpyinfo
->w32_focus_event_frame
)
4767 dpyinfo
->w32_focus_event_frame
= 0;
4769 if (f
== dpyinfo
->w32_focus_frame
)
4770 x_new_focus_frame (dpyinfo
, 0);
4772 if (f
== hlinfo
->mouse_face_mouse_frame
)
4774 /* If we move outside the frame, then we're
4775 certainly no longer on any text in the frame. */
4776 clear_mouse_face (hlinfo
);
4777 hlinfo
->mouse_face_mouse_frame
= 0;
4780 /* Generate a nil HELP_EVENT to cancel a help-echo.
4781 Do it only if there's something to cancel.
4782 Otherwise, the startup message is cleared when
4783 the mouse leaves the frame. */
4784 if (any_help_event_p
)
4788 dpyinfo
->grabbed
= 0;
4789 check_visibility
= 1;
4793 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4797 inev
.kind
= DELETE_WINDOW_EVENT
;
4798 XSETFRAME (inev
.frame_or_window
, f
);
4803 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4807 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4808 XSETFRAME (inev
.frame_or_window
, f
);
4813 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4817 extern void menubar_selection_callback
4818 (FRAME_PTR f
, void * client_data
);
4819 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4822 check_visibility
= 1;
4825 case WM_DISPLAYCHANGE
:
4826 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4830 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4831 DebPrint (("display change: %d %d\n",
4832 (short) LOWORD (msg
.msg
.lParam
),
4833 (short) HIWORD (msg
.msg
.lParam
)));
4836 check_visibility
= 1;
4840 /* Check for messages registered at runtime. */
4841 if (msg
.msg
.message
== msh_mousewheel
)
4843 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4844 msg
.msg
.message
= WM_MOUSEWHEEL
;
4850 if (inev
.kind
!= NO_EVENT
)
4852 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4857 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4862 XSETFRAME (frame
, f
);
4868 if (NILP (help_echo_string
))
4870 help_echo_object
= help_echo_window
= Qnil
;
4874 any_help_event_p
= 1;
4875 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4876 help_echo_object
, help_echo_pos
);
4880 help_echo_string
= Qnil
;
4881 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4887 /* If the focus was just given to an autoraising frame,
4889 /* ??? This ought to be able to handle more than one such frame. */
4890 if (pending_autoraise_frame
)
4892 x_raise_frame (pending_autoraise_frame
);
4893 pending_autoraise_frame
= 0;
4896 /* Check which frames are still visible, if we have enqueued any user
4897 events or been notified of events that may affect visibility. We
4898 do this here because there doesn't seem to be any direct
4899 notification from Windows that the visibility of a window has
4900 changed (at least, not in all cases). */
4901 if (count
> 0 || check_visibility
)
4903 Lisp_Object tail
, frame
;
4905 FOR_EACH_FRAME (tail
, frame
)
4907 FRAME_PTR f
= XFRAME (frame
);
4908 /* The tooltip has been drawn already. Avoid the
4909 SET_FRAME_GARBAGED below. */
4910 if (EQ (frame
, tip_frame
))
4913 /* Check "visible" frames and mark each as obscured or not.
4914 Note that async_visible is nonzero for unobscured and
4915 obscured frames, but zero for hidden and iconified frames. */
4916 if (FRAME_W32_P (f
) && f
->async_visible
)
4922 /* Query clipping rectangle for the entire window area
4923 (GetWindowDC), not just the client portion (GetDC).
4924 Otherwise, the scrollbars and menubar aren't counted as
4925 part of the visible area of the frame, and we may think
4926 the frame is obscured when really a scrollbar is still
4927 visible and gets WM_PAINT messages above. */
4928 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
4929 GetClipBox (hdc
, &clipbox
);
4930 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
4933 if (clipbox
.right
== clipbox
.left
4934 || clipbox
.bottom
== clipbox
.top
)
4936 /* Frame has become completely obscured so mark as
4937 such (we do this by setting async_visible to 2 so
4938 that FRAME_VISIBLE_P is still true, but redisplay
4940 f
->async_visible
= 2;
4942 if (!FRAME_OBSCURED_P (f
))
4944 DebPrint (("frame %p (%s) obscured\n", f
,
4950 /* Frame is not obscured, so mark it as such. */
4951 f
->async_visible
= 1;
4953 if (FRAME_OBSCURED_P (f
))
4955 SET_FRAME_GARBAGED (f
);
4956 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
4959 /* Force a redisplay sooner or later. */
4960 record_asynch_buffer_change ();
4973 /***********************************************************************
4975 ***********************************************************************/
4977 /* Set clipping for output in glyph row ROW. W is the window in which
4978 we operate. GC is the graphics context to set clipping in.
4980 ROW may be a text row or, e.g., a mode line. Text rows must be
4981 clipped to the interior of the window dedicated to text display,
4982 mode lines must be clipped to the whole window. */
4985 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
4988 int window_x
, window_y
, window_width
;
4990 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
4992 clip_rect
.left
= window_x
;
4993 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
4994 clip_rect
.top
= max (clip_rect
.top
, window_y
);
4995 clip_rect
.right
= clip_rect
.left
+ window_width
;
4996 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
4998 w32_set_clip_rectangle (hdc
, &clip_rect
);
5002 /* Draw a hollow box cursor on window W in glyph row ROW. */
5005 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5007 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5011 struct glyph
*cursor_glyph
;
5012 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5014 /* Get the glyph the cursor is on. If we can't tell because
5015 the current matrix is invalid or such, give up. */
5016 cursor_glyph
= get_phys_cursor_glyph (w
);
5017 if (cursor_glyph
== NULL
)
5020 /* Compute frame-relative coordinates for phys cursor. */
5021 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5024 rect
.bottom
= rect
.top
+ h
;
5025 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5027 hdc
= get_frame_dc (f
);
5028 /* Set clipping, draw the rectangle, and reset clipping again. */
5029 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5030 FrameRect (hdc
, &rect
, hb
);
5032 w32_set_clip_rectangle (hdc
, NULL
);
5033 release_frame_dc (f
, hdc
);
5037 /* Draw a bar cursor on window W in glyph row ROW.
5039 Implementation note: One would like to draw a bar cursor with an
5040 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5041 Unfortunately, I didn't find a font yet that has this property set.
5045 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5046 int width
, enum text_cursor_kinds kind
)
5048 struct frame
*f
= XFRAME (w
->frame
);
5049 struct glyph
*cursor_glyph
;
5051 /* If cursor is out of bounds, don't draw garbage. This can happen
5052 in mini-buffer windows when switching between echo area glyphs
5054 cursor_glyph
= get_phys_cursor_glyph (w
);
5055 if (cursor_glyph
== NULL
)
5058 /* If on an image, draw like a normal cursor. That's usually better
5059 visible than drawing a bar, esp. if the image is large so that
5060 the bar might not be in the window. */
5061 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5063 struct glyph_row
*row
;
5064 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5065 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5069 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5070 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5074 /* If the glyph's background equals the color we normally draw
5075 the bar cursor in, the bar cursor in its normal color is
5076 invisible. Use the glyph's foreground color instead in this
5077 case, on the assumption that the glyph's colors are chosen so
5078 that the glyph is legible. */
5079 if (face
->background
== cursor_color
)
5080 cursor_color
= face
->foreground
;
5082 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5084 hdc
= get_frame_dc (f
);
5085 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5087 if (kind
== BAR_CURSOR
)
5090 width
= FRAME_CURSOR_WIDTH (f
);
5091 width
= min (cursor_glyph
->pixel_width
, width
);
5093 w
->phys_cursor_width
= width
;
5095 /* If the character under cursor is R2L, draw the bar cursor
5096 on the right of its glyph, rather than on the left. */
5097 if ((cursor_glyph
->resolved_level
& 1) != 0)
5098 x
+= cursor_glyph
->pixel_width
- width
;
5100 w32_fill_area (f
, hdc
, cursor_color
, x
,
5101 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5102 width
, row
->height
);
5106 int dummy_x
, dummy_y
, dummy_h
;
5109 width
= row
->height
;
5111 width
= min (row
->height
, width
);
5113 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5114 &dummy_y
, &dummy_h
);
5115 w32_fill_area (f
, hdc
, cursor_color
, x
,
5116 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5117 row
->height
- width
),
5118 w
->phys_cursor_width
, width
);
5121 w32_set_clip_rectangle (hdc
, NULL
);
5122 release_frame_dc (f
, hdc
);
5127 /* RIF: Define cursor CURSOR on frame F. */
5130 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5132 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5136 /* RIF: Clear area on frame F. */
5139 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5143 hdc
= get_frame_dc (f
);
5144 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5145 release_frame_dc (f
, hdc
);
5148 /* RIF: Draw or clear cursor on window W. */
5151 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5152 int x
, int y
, int cursor_type
, int cursor_width
,
5153 int on_p
, int active_p
)
5157 /* If the user wants to use the system caret, make sure our own
5158 cursor remains invisible. */
5159 if (w32_use_visible_system_caret
)
5161 /* Call to erase_phys_cursor here seems to use the
5162 wrong values of w->phys_cursor, as they have been
5163 overwritten before this function was called. */
5164 if (w
->phys_cursor_type
!= NO_CURSOR
)
5165 erase_phys_cursor (w
);
5167 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5168 w
->phys_cursor_width
= -1;
5172 w
->phys_cursor_type
= cursor_type
;
5175 w
->phys_cursor_on_p
= 1;
5177 /* If this is the active cursor, we need to track it with the
5178 system caret, so third party software like screen magnifiers
5179 and speech synthesizers can follow the cursor. */
5182 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5183 HWND hwnd
= FRAME_W32_WINDOW (f
);
5186 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5188 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5189 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5191 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5193 /* If the size of the active cursor changed, destroy the old
5195 if (w32_system_caret_hwnd
5196 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5197 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5199 w32_system_caret_height
= w
->phys_cursor_height
;
5201 /* Move the system caret. */
5202 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5205 if (glyph_row
->exact_window_width_line_p
5206 && (glyph_row
->reversed_p
5207 ? (w
->phys_cursor
.hpos
< 0)
5208 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5210 glyph_row
->cursor_in_fringe_p
= 1;
5211 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5215 switch (cursor_type
)
5217 case HOLLOW_BOX_CURSOR
:
5218 x_draw_hollow_cursor (w
, glyph_row
);
5221 case FILLED_BOX_CURSOR
:
5222 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5226 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5230 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5234 w
->phys_cursor_width
= 0;
5248 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5251 HANDLE small_icon
= NULL
;
5253 if (FRAME_W32_WINDOW (f
) == 0)
5257 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5258 else if (STRINGP (icon
))
5260 /* Load the main icon from the named file. */
5261 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5262 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5263 /* Try to load a small icon to go with it. */
5264 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5265 GetSystemMetrics (SM_CXSMICON
),
5266 GetSystemMetrics (SM_CYSMICON
),
5269 else if (SYMBOLP (icon
))
5273 if (EQ (icon
, intern ("application")))
5274 name
= (LPCTSTR
) IDI_APPLICATION
;
5275 else if (EQ (icon
, intern ("hand")))
5276 name
= (LPCTSTR
) IDI_HAND
;
5277 else if (EQ (icon
, intern ("question")))
5278 name
= (LPCTSTR
) IDI_QUESTION
;
5279 else if (EQ (icon
, intern ("exclamation")))
5280 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5281 else if (EQ (icon
, intern ("asterisk")))
5282 name
= (LPCTSTR
) IDI_ASTERISK
;
5283 else if (EQ (icon
, intern ("winlogo")))
5284 name
= (LPCTSTR
) IDI_WINLOGO
;
5288 main_icon
= LoadIcon (NULL
, name
);
5293 if (main_icon
== NULL
)
5296 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5297 (LPARAM
) main_icon
);
5299 /* If there is a small icon that goes with it, set that too. */
5301 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5302 (LPARAM
) small_icon
);
5308 /************************************************************************
5310 ************************************************************************/
5312 /* Display Error Handling functions not used on W32. Listing them here
5313 helps diff stay in step when comparing w32term.c with xterm.c.
5315 x_error_catcher (display, error)
5316 x_catch_errors (dpy)
5317 x_catch_errors_unwind (old_val)
5318 x_check_errors (dpy, format)
5319 x_fully_uncatch_errors ()
5320 x_had_errors_p (dpy)
5321 x_clear_errors (dpy)
5322 x_uncatch_errors (dpy, count)
5324 x_connection_signal (signalnum)
5325 x_connection_closed (dpy, error_message)
5326 x_error_quitter (display, error)
5327 x_error_handler (display, error)
5328 x_io_error_quitter (display)
5333 /* Changing the font of the frame. */
5336 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5338 struct font
*font
= XFONT_OBJECT (font_object
);
5341 fontset
= fontset_from_font (font_object
);
5342 FRAME_FONTSET (f
) = fontset
;
5343 if (FRAME_FONT (f
) == font
)
5344 /* This font is already set in frame F. There's nothing more to
5348 FRAME_FONT (f
) = font
;
5349 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5350 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5351 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5352 FRAME_LINE_HEIGHT (f
) = font
->height
;
5354 compute_fringe_widths (f
, 1);
5356 /* Compute the scroll bar width in character columns. */
5357 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5359 int wid
= FRAME_COLUMN_WIDTH (f
);
5360 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5361 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5365 int wid
= FRAME_COLUMN_WIDTH (f
);
5366 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5369 /* Now make the frame display the given font. */
5370 if (FRAME_X_WINDOW (f
) != 0)
5372 /* Don't change the size of a tip frame; there's no point in
5373 doing it because it's done in Fx_show_tip, and it leads to
5374 problems because the tip frame has no widget. */
5375 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5376 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5379 /* X version sets font of input methods here also. */
5385 /***********************************************************************
5386 TODO: W32 Input Methods
5387 ***********************************************************************/
5388 /* Listing missing functions from xterm.c helps diff stay in step.
5390 xim_destroy_callback (xim, client_data, call_data)
5391 xim_open_dpy (dpyinfo, resource_name)
5393 xim_instantiate_callback (display, client_data, call_data)
5394 xim_initialize (dpyinfo, resource_name)
5395 xim_close_dpy (dpyinfo)
5400 /* Calculate the absolute position in frame F
5401 from its current recorded position values and gravity. */
5404 x_calc_absolute_position (struct frame
*f
)
5406 int flags
= f
->size_hint_flags
;
5408 /* The sum of the widths of the frame's left and right borders, and
5409 the sum of the heights of the frame's top and bottom borders (in
5410 pixels) drawn by Windows. */
5411 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5413 /* Try to get the actual values of these two variables. We compute
5414 the border width (height) by subtracting the width (height) of
5415 the frame's client area from the width (height) of the frame's
5417 WINDOWPLACEMENT wp
= { 0 };
5418 RECT client_rect
= { 0 };
5420 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5421 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5423 left_right_borders_width
=
5424 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5425 (client_rect
.right
- client_rect
.left
);
5427 top_bottom_borders_height
=
5428 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5429 (client_rect
.bottom
- client_rect
.top
);
5433 /* Use sensible default values. */
5434 left_right_borders_width
= 8;
5435 top_bottom_borders_height
= 32;
5438 /* Treat negative positions as relative to the rightmost bottommost
5439 position that fits on the screen. */
5440 if (flags
& XNegative
)
5441 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5442 - FRAME_PIXEL_WIDTH (f
)
5444 - (left_right_borders_width
- 1));
5446 if (flags
& YNegative
)
5447 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5448 - FRAME_PIXEL_HEIGHT (f
)
5450 - (top_bottom_borders_height
- 1));
5452 /* The left_pos and top_pos are now relative to the top and left
5453 screen edges, so the flags should correspond. */
5454 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5457 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5458 to really change the position, and 0 when calling from
5459 x_make_frame_visible (in that case, XOFF and YOFF are the current
5460 position values). It is -1 when calling from x_set_frame_parameters,
5461 which means, do adjust for borders but don't change the gravity. */
5464 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5467 int modified_top
, modified_left
;
5469 if (change_gravity
> 0)
5473 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5475 f
->size_hint_flags
|= XNegative
;
5477 f
->size_hint_flags
|= YNegative
;
5478 f
->win_gravity
= NorthWestGravity
;
5480 x_calc_absolute_position (f
);
5483 x_wm_set_size_hint (f
, (long) 0, 0);
5485 modified_left
= f
->left_pos
;
5486 modified_top
= f
->top_pos
;
5488 my_set_window_pos (FRAME_W32_WINDOW (f
),
5490 modified_left
, modified_top
,
5492 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5497 /* Check if we need to resize the frame due to a fullscreen request.
5498 If so needed, resize the frame. */
5500 x_check_fullscreen (struct frame
*f
)
5502 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5504 int width
, height
, ign
;
5506 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5508 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5510 /* We do not need to move the window, it shall be taken care of
5511 when setting WM manager hints. */
5512 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5514 change_frame_size (f
, height
, width
, 0, 1, 0);
5515 SET_FRAME_GARBAGED (f
);
5516 cancel_mouse_face (f
);
5518 /* Wait for the change of frame size to occur. */
5519 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5524 /* Call this to change the size of frame F's x-window.
5525 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5526 for this size change and subsequent size changes.
5527 Otherwise we leave the window gravity unchanged. */
5530 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5532 int pixelwidth
, pixelheight
;
5536 check_frame_size (f
, &rows
, &cols
);
5537 f
->scroll_bar_actual_width
5538 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5540 compute_fringe_widths (f
, 0);
5542 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5543 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5545 f
->win_gravity
= NorthWestGravity
;
5546 x_wm_set_size_hint (f
, (long) 0, 0);
5551 rect
.left
= rect
.top
= 0;
5552 rect
.right
= pixelwidth
;
5553 rect
.bottom
= pixelheight
;
5555 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5556 FRAME_EXTERNAL_MENU_BAR (f
));
5558 my_set_window_pos (FRAME_W32_WINDOW (f
),
5561 rect
.right
- rect
.left
,
5562 rect
.bottom
- rect
.top
,
5563 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5567 /* The following mirrors what is done in xterm.c. It appears to be
5568 for informing lisp of the new size immediately, while the actual
5569 resize will happen asynchronously. But on Windows, the menu bar
5570 automatically wraps when the frame is too narrow to contain it,
5571 and that causes any calculations made here to come out wrong. The
5572 end is some nasty buggy behavior, including the potential loss
5575 Disabling this code is either not sufficient to fix the problems
5576 completely, or it causes fresh problems, but at least it removes
5577 the most problematic symptom of the minibuffer becoming unusable.
5579 -----------------------------------------------------------------
5581 Now, strictly speaking, we can't be sure that this is accurate,
5582 but the window manager will get around to dealing with the size
5583 change request eventually, and we'll hear how it went when the
5584 ConfigureNotify event gets here.
5586 We could just not bother storing any of this information here,
5587 and let the ConfigureNotify event set everything up, but that
5588 might be kind of confusing to the Lisp code, since size changes
5589 wouldn't be reported in the frame parameters until some random
5590 point in the future when the ConfigureNotify event arrives.
5592 We pass 1 for DELAY since we can't run Lisp code inside of
5594 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5595 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5596 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5598 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5599 receive in the ConfigureNotify event; if we get what we asked
5600 for, then the event won't cause the screen to become garbaged, so
5601 we have to make sure to do it here. */
5602 SET_FRAME_GARBAGED (f
);
5604 /* If cursor was outside the new size, mark it as off. */
5605 mark_window_cursors_off (XWINDOW (f
->root_window
));
5607 /* Clear out any recollection of where the mouse highlighting was,
5608 since it might be in a place that's outside the new frame size.
5609 Actually checking whether it is outside is a pain in the neck,
5610 so don't try--just let the highlighting be done afresh with new size. */
5611 cancel_mouse_face (f
);
5617 /* Mouse warping. */
5619 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5622 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5626 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5627 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5629 if (pix_x
< 0) pix_x
= 0;
5630 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5632 if (pix_y
< 0) pix_y
= 0;
5633 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5635 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5639 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5646 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5647 pt
.x
= rect
.left
+ pix_x
;
5648 pt
.y
= rect
.top
+ pix_y
;
5649 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5651 SetCursorPos (pt
.x
, pt
.y
);
5657 /* focus shifting, raising and lowering. */
5660 x_focus_on_frame (struct frame
*f
)
5662 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5664 /* Give input focus to frame. */
5667 /* Try not to change its Z-order if possible. */
5668 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5669 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5672 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5677 x_unfocus_frame (struct frame
*f
)
5681 /* Raise frame F. */
5683 x_raise_frame (struct frame
*f
)
5687 /* Strictly speaking, raise-frame should only change the frame's Z
5688 order, leaving input focus unchanged. This is reasonable behavior
5689 on X where the usual policy is point-to-focus. However, this
5690 behavior would be very odd on Windows where the usual policy is
5693 On X, if the mouse happens to be over the raised frame, it gets
5694 input focus anyway (so the window with focus will never be
5695 completely obscured) - if not, then just moving the mouse over it
5696 is sufficient to give it focus. On Windows, the user must actually
5697 click on the frame (preferably the title bar so as not to move
5698 point), which is more awkward. Also, no other Windows program
5699 raises a window to the top but leaves another window (possibly now
5700 completely obscured) with input focus.
5702 Because there is a system setting on Windows that allows the user
5703 to choose the point to focus policy, we make the strict semantics
5704 optional, but by default we grab focus when raising. */
5706 if (NILP (Vw32_grab_focus_on_raise
))
5708 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5709 not already the foreground application: the frame is raised
5710 above all other frames belonging to us, but not above the
5711 current top window. To achieve that, we have to resort to this
5712 more cumbersome method. */
5714 HDWP handle
= BeginDeferWindowPos (2);
5717 handle
= DeferWindowPos (handle
,
5718 FRAME_W32_WINDOW (f
),
5721 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5724 handle
= DeferWindowPos (handle
,
5725 GetForegroundWindow (),
5726 FRAME_W32_WINDOW (f
),
5728 SWP_NOSIZE
| SWP_NOMOVE
|
5731 EndDeferWindowPos (handle
);
5737 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5743 /* Lower frame F. */
5745 x_lower_frame (struct frame
*f
)
5748 my_set_window_pos (FRAME_W32_WINDOW (f
),
5751 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5756 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5758 if (! FRAME_W32_P (f
))
5767 /* Change of visibility. */
5769 /* This tries to wait until the frame is really visible.
5770 However, if the window manager asks the user where to position
5771 the frame, this will return before the user finishes doing that.
5772 The frame will not actually be visible at that time,
5773 but it will become visible later when the window manager
5774 finishes with it. */
5777 x_make_frame_visible (struct frame
*f
)
5783 type
= x_icon_type (f
);
5785 x_bitmap_icon (f
, type
);
5787 if (! FRAME_VISIBLE_P (f
))
5789 /* We test FRAME_GARBAGED_P here to make sure we don't
5790 call x_set_offset a second time
5791 if we get to x_make_frame_visible a second time
5792 before the window gets really visible. */
5793 if (! FRAME_ICONIFIED_P (f
)
5794 && ! f
->output_data
.w32
->asked_for_visible
)
5799 /* Adjust vertical window position in order to avoid being
5800 covered by a task bar placed at the bottom of the desktop. */
5801 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5802 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5803 if (window_rect
.bottom
> workarea_rect
.bottom
5804 && window_rect
.top
> workarea_rect
.top
)
5805 f
->top_pos
= max (window_rect
.top
5806 - window_rect
.bottom
+ workarea_rect
.bottom
,
5809 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5812 f
->output_data
.w32
->asked_for_visible
= 1;
5814 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5815 causes unexpected behavior when unminimizing frames that were
5816 previously maximized. But only SW_SHOWNORMAL works properly for
5817 frames that were truely hidden (using make-frame-invisible), so
5818 we need it to avoid Bug#5482. It seems that async_iconified
5819 is only set for minimized windows that are still visible, so
5820 use that to determine the appropriate flag to pass ShowWindow. */
5821 my_show_window (f
, FRAME_W32_WINDOW (f
),
5822 f
->async_iconified
? SW_RESTORE
: SW_SHOWNORMAL
);
5825 /* Synchronize to ensure Emacs knows the frame is visible
5826 before we do anything else. We do this loop with input not blocked
5827 so that incoming events are handled. */
5832 /* This must come after we set COUNT. */
5835 XSETFRAME (frame
, f
);
5837 /* Wait until the frame is visible. Process X events until a
5838 MapNotify event has been seen, or until we think we won't get a
5839 MapNotify at all.. */
5840 for (count
= input_signal_count
+ 10;
5841 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5843 /* Force processing of queued events. */
5844 /* TODO: x_sync equivalent? */
5846 /* Machines that do polling rather than SIGIO have been observed
5847 to go into a busy-wait here. So we'll fake an alarm signal
5848 to let the handler know that there's something to be read.
5849 We used to raise a real alarm, but it seems that the handler
5850 isn't always enabled here. This is probably a bug. */
5851 if (input_polling_used ())
5853 /* It could be confusing if a real alarm arrives while processing
5854 the fake one. Turn it off and let the handler reset it. */
5855 int old_poll_suppress_count
= poll_suppress_count
;
5856 poll_suppress_count
= 1;
5857 poll_for_input_1 ();
5858 poll_suppress_count
= old_poll_suppress_count
;
5861 FRAME_SAMPLE_VISIBILITY (f
);
5865 /* Change from mapped state to withdrawn state. */
5867 /* Make the frame visible (mapped and not iconified). */
5870 x_make_frame_invisible (struct frame
*f
)
5872 /* Don't keep the highlight on an invisible frame. */
5873 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5874 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5878 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5880 /* We can't distinguish this from iconification
5881 just by the event that we get from the server.
5882 So we can't win using the usual strategy of letting
5883 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5884 and synchronize with the server to make sure we agree. */
5886 FRAME_ICONIFIED_P (f
) = 0;
5887 f
->async_visible
= 0;
5888 f
->async_iconified
= 0;
5893 /* Change window state from mapped to iconified. */
5896 x_iconify_frame (struct frame
*f
)
5900 /* Don't keep the highlight on an invisible frame. */
5901 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5902 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5904 if (f
->async_iconified
)
5909 type
= x_icon_type (f
);
5911 x_bitmap_icon (f
, type
);
5913 /* Simulate the user minimizing the frame. */
5914 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
5920 /* Free X resources of frame F. */
5923 x_free_frame_resources (struct frame
*f
)
5925 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5926 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
5930 /* We must free faces before destroying windows because some
5931 font-driver (e.g. xft) access a window while finishing a
5933 if (FRAME_FACE_CACHE (f
))
5934 free_frame_faces (f
);
5936 if (FRAME_W32_WINDOW (f
))
5937 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
5939 free_frame_menubar (f
);
5941 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
5942 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
5943 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
5944 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
5945 unload_color (f
, f
->output_data
.w32
->border_pixel
);
5946 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
5947 if (f
->output_data
.w32
->white_relief
.allocated_p
)
5948 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
5949 if (f
->output_data
.w32
->black_relief
.allocated_p
)
5950 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
5952 if (FRAME_FACE_CACHE (f
))
5953 free_frame_faces (f
);
5955 xfree (f
->output_data
.w32
);
5956 f
->output_data
.w32
= NULL
;
5958 if (f
== dpyinfo
->w32_focus_frame
)
5959 dpyinfo
->w32_focus_frame
= 0;
5960 if (f
== dpyinfo
->w32_focus_event_frame
)
5961 dpyinfo
->w32_focus_event_frame
= 0;
5962 if (f
== dpyinfo
->x_highlight_frame
)
5963 dpyinfo
->x_highlight_frame
= 0;
5965 if (f
== hlinfo
->mouse_face_mouse_frame
)
5967 hlinfo
->mouse_face_beg_row
5968 = hlinfo
->mouse_face_beg_col
= -1;
5969 hlinfo
->mouse_face_end_row
5970 = hlinfo
->mouse_face_end_col
= -1;
5971 hlinfo
->mouse_face_window
= Qnil
;
5972 hlinfo
->mouse_face_mouse_frame
= 0;
5979 /* Destroy the window of frame F. */
5981 x_destroy_window (struct frame
*f
)
5983 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5985 x_free_frame_resources (f
);
5986 dpyinfo
->reference_count
--;
5990 /* Setting window manager hints. */
5992 /* Set the normal size hints for the window manager, for frame F.
5993 FLAGS is the flags word to use--or 0 meaning preserve the flags
5994 that the window now has.
5995 If USER_POSITION, set the USPosition
5996 flag (this is useful when FLAGS is 0). */
5998 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6000 Window window
= FRAME_W32_WINDOW (f
);
6004 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6005 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6006 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6007 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6012 /* Window manager things */
6014 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6017 Window window
= FRAME_W32_WINDOW (f
);
6019 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6020 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6021 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6023 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6028 /***********************************************************************
6030 ***********************************************************************/
6034 /* Check that FONT is valid on frame F. It is if it can be found in F's
6038 x_check_font (struct frame
*f
, struct font
*font
)
6040 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6041 if (font
->driver
->check
)
6042 eassert (font
->driver
->check (f
, font
) == 0);
6045 #endif /* GLYPH_DEBUG */
6049 /***********************************************************************
6051 ***********************************************************************/
6053 static int w32_initialized
= 0;
6056 w32_initialize_display_info (Lisp_Object display_name
)
6058 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6059 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6061 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6063 /* Put it on w32_display_name_list. */
6064 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6065 w32_display_name_list
);
6066 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6068 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6069 + SCHARS (Vsystem_name
) + 2);
6070 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6071 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6073 /* Default Console mode values - overridden when running in GUI mode
6074 with values obtained from system metrics. */
6077 dpyinfo
->n_planes
= 1;
6078 dpyinfo
->n_cbits
= 4;
6079 dpyinfo
->n_fonts
= 0;
6080 dpyinfo
->smallest_font_height
= 1;
6081 dpyinfo
->smallest_char_width
= 1;
6083 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6084 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6085 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6086 hlinfo
->mouse_face_window
= Qnil
;
6087 hlinfo
->mouse_face_overlay
= Qnil
;
6088 hlinfo
->mouse_face_hidden
= 0;
6090 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6091 /* TODO: dpyinfo->gray */
6095 /* Create an xrdb-style database of resources to supersede registry settings.
6096 The database is just a concatenation of C strings, finished by an additional
6097 \0. The strings are submitted to some basic normalization, so
6099 [ *]option[ *]:[ *]value...
6105 but any whitespace following value is not removed. */
6108 w32_make_rdb (char *xrm_option
)
6110 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6111 char *current
= buffer
;
6114 int before_value
= 0;
6128 if (in_option
&& (ch
== ':'))
6133 else if (before_value
)
6138 else if (!(in_option
|| before_value
))
6150 x_flush (struct frame
* f
)
6151 { /* Nothing to do */ }
6154 extern frame_parm_handler w32_frame_parm_handlers
[];
6156 static struct redisplay_interface w32_redisplay_interface
=
6158 w32_frame_parm_handlers
,
6162 x_clear_end_of_line
,
6164 x_after_update_window_line
,
6165 x_update_window_begin
,
6166 x_update_window_end
,
6169 0, /* flush_display_optional */
6170 x_clear_window_mouse_face
,
6171 x_get_glyph_overhangs
,
6172 x_fix_overlapping_area
,
6173 w32_draw_fringe_bitmap
,
6174 w32_define_fringe_bitmap
,
6175 w32_destroy_fringe_bitmap
,
6176 w32_compute_glyph_string_overhangs
,
6177 x_draw_glyph_string
,
6178 w32_define_frame_cursor
,
6179 w32_clear_frame_area
,
6180 w32_draw_window_cursor
,
6181 w32_draw_vertical_window_border
,
6182 w32_shift_glyphs_for_insert
6185 static void x_delete_terminal (struct terminal
*term
);
6187 static struct terminal
*
6188 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6190 struct terminal
*terminal
;
6192 terminal
= create_terminal ();
6194 terminal
->type
= output_w32
;
6195 terminal
->display_info
.w32
= dpyinfo
;
6196 dpyinfo
->terminal
= terminal
;
6198 /* MSVC does not type K&R functions with no arguments correctly, and
6199 so we must explicitly cast them. */
6200 terminal
->clear_frame_hook
= x_clear_frame
;
6201 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6202 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6203 terminal
->ring_bell_hook
= w32_ring_bell
;
6204 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6205 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6206 terminal
->update_begin_hook
= x_update_begin
;
6207 terminal
->update_end_hook
= x_update_end
;
6208 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6209 terminal
->read_socket_hook
= w32_read_socket
;
6210 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6211 terminal
->mouse_position_hook
= w32_mouse_position
;
6212 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6213 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6214 /* terminal->fullscreen_hook = XTfullscreen_hook; */
6215 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6216 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6217 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6218 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6220 terminal
->delete_frame_hook
= x_destroy_window
;
6221 terminal
->delete_terminal_hook
= x_delete_terminal
;
6223 terminal
->rif
= &w32_redisplay_interface
;
6224 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6225 terminal
->char_ins_del_ok
= 1;
6226 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6227 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6228 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6231 /* We don't yet support separate terminals on W32, so don't try to share
6232 keyboards between virtual terminals that are on the same physical
6233 terminal like X does. */
6234 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6235 init_kboard (terminal
->kboard
);
6236 kset_window_system (terminal
->kboard
, intern ("w32"));
6237 terminal
->kboard
->next_kboard
= all_kboards
;
6238 all_kboards
= terminal
->kboard
;
6239 /* Don't let the initial kboard remain current longer than necessary.
6240 That would cause problems if a file loaded on startup tries to
6241 prompt in the mini-buffer. */
6242 if (current_kboard
== initial_kboard
)
6243 current_kboard
= terminal
->kboard
;
6244 terminal
->kboard
->reference_count
++;
6250 x_delete_terminal (struct terminal
*terminal
)
6252 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6254 /* Protect against recursive calls. delete_frame in
6255 delete_terminal calls us back when it deletes our last frame. */
6256 if (!terminal
->name
)
6261 x_delete_display (dpyinfo
);
6265 struct w32_display_info
*
6266 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6268 struct w32_display_info
*dpyinfo
;
6269 struct terminal
*terminal
;
6274 if (!w32_initialized
)
6277 w32_initialized
= 1;
6280 w32_initialize_display_info (display_name
);
6282 dpyinfo
= &one_w32_display_info
;
6283 terminal
= w32_create_terminal (dpyinfo
);
6285 /* Set the name of the terminal. */
6286 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6287 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6288 terminal
->name
[SBYTES (display_name
)] = 0;
6290 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6292 /* Put this display on the chain. */
6293 dpyinfo
->next
= x_display_list
;
6294 x_display_list
= dpyinfo
;
6298 dpyinfo
->root_window
= GetDesktopWindow ();
6299 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6300 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6301 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6302 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6303 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6304 ReleaseDC (NULL
, hdc
);
6306 /* initialize palette with white and black */
6309 w32_defined_color (0, "white", &color
, 1);
6310 w32_defined_color (0, "black", &color
, 1);
6314 /* Add the default keyboard. When !WINDOWSNT, we're using the
6315 standard Emacs console handling machinery and don't need an
6316 explicit FD here. */
6317 add_keyboard_wait_descriptor (0);
6319 /* /dev/windows wakes us up when we have a thread message pending. */
6320 add_keyboard_wait_descriptor (w32_message_fd
);
6323 /* Create Fringe Bitmaps and store them for later use.
6325 On W32, bitmaps are all unsigned short, as Windows requires
6326 bitmap data to be Word aligned. For some reason they are
6327 horizontally reflected compared to how they appear on X, so we
6328 need to bitswap and convert to unsigned shorts before creating
6330 w32_init_fringe (terminal
->rif
);
6337 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6339 x_delete_display (struct w32_display_info
*dpyinfo
)
6341 /* Discard this display from w32_display_name_list and w32_display_list.
6342 We can't use Fdelq because that can quit. */
6343 if (! NILP (w32_display_name_list
)
6344 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6345 w32_display_name_list
= XCDR (w32_display_name_list
);
6350 tail
= w32_display_name_list
;
6351 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6353 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6355 XSETCDR (tail
, XCDR (XCDR (tail
)));
6362 /* free palette table */
6364 struct w32_palette_entry
* plist
;
6366 plist
= dpyinfo
->color_list
;
6369 struct w32_palette_entry
* pentry
= plist
;
6370 plist
= plist
->next
;
6373 dpyinfo
->color_list
= NULL
;
6374 if (dpyinfo
->palette
)
6375 DeleteObject (dpyinfo
->palette
);
6377 xfree (dpyinfo
->w32_id_name
);
6379 w32_reset_fringes ();
6383 /* Set up use of W32. */
6385 DWORD WINAPI
w32_msg_worker (void * arg
);
6388 w32_initialize (void)
6391 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6395 w32_system_caret_hwnd
= NULL
;
6396 w32_system_caret_height
= 0;
6397 w32_system_caret_x
= 0;
6398 w32_system_caret_y
= 0;
6400 /* On Windows 7 and later, we need to set the user model ID
6401 to associate emacsclient launched files with Emacs frames
6403 shell
= GetModuleHandle ("shell32.dll");
6407 = (void *) GetProcAddress (shell
,
6408 "SetCurrentProcessExplicitAppUserModelID");
6410 /* If the function is defined, then we are running on Windows 7
6411 or newer, and the UI uses this to group related windows
6412 together. Since emacs, runemacs, emacsclient are related, we
6413 want them grouped even though the executables are different,
6414 so we need to set a consistent ID between them. */
6416 set_user_model (L
"GNU.Emacs");
6420 if ((w32_message_fd
= open ("/dev/windows", O_RDWR
| O_CLOEXEC
)) == -1)
6421 fatal ("opening /dev/windows: %s", strerror (errno
));
6424 /* Initialize w32_use_visible_system_caret based on whether a screen
6425 reader is in use. */
6426 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6427 &w32_use_visible_system_caret
, 0))
6428 w32_use_visible_system_caret
= 0;
6430 last_tool_bar_item
= -1;
6431 any_help_event_p
= 0;
6433 /* Initialize input mode: interrupt_input off, no flow control, allow
6434 8 bit character input, standard quit char. */
6435 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6438 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6439 w32_keyboard_codepage
=
6440 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6443 /* Create the window thread - it will terminate itself when the app
6447 dwMainThreadId
= GetCurrentThreadId ();
6448 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6449 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6451 /* Wait for thread to start */
6455 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6457 hWindowsThread
= CreateThread (NULL
, 0,
6459 0, 0, &dwWindowsThreadId
);
6461 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6464 /* It is desirable that mainThread should have the same notion of
6465 focus window and active window as windowsThread. Unfortunately, the
6466 following call to AttachThreadInput, which should do precisely what
6467 we need, causes major problems when Emacs is linked as a console
6468 program. Unfortunately, we have good reasons for doing that, so
6469 instead we need to send messages to windowsThread to make some API
6470 calls for us (ones that affect, or depend on, the active/focus
6472 #ifdef ATTACH_THREADS
6473 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6476 /* Dynamically link to optional system components. */
6478 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6480 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6482 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6486 /* Ensure scrollbar handle is at least 5 pixels. */
6487 vertical_scroll_bar_min_handle
= 5;
6489 /* For either kind of scroll bar, take account of the arrows; these
6490 effectively form the border of the main scroll bar range. */
6491 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6492 = GetSystemMetrics (SM_CYVSCROLL
);
6497 syms_of_w32term (void)
6499 staticpro (&w32_display_name_list
);
6500 w32_display_name_list
= Qnil
;
6502 staticpro (&last_mouse_scroll_bar
);
6503 last_mouse_scroll_bar
= Qnil
;
6505 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6507 DEFVAR_INT ("w32-num-mouse-buttons",
6508 w32_num_mouse_buttons
,
6509 doc
: /* Number of physical mouse buttons. */);
6510 w32_num_mouse_buttons
= 2;
6512 DEFVAR_LISP ("w32-swap-mouse-buttons",
6513 Vw32_swap_mouse_buttons
,
6514 doc
: /* Swap the mapping of middle and right mouse buttons.
6515 When nil, middle button is mouse-2 and right button is mouse-3. */);
6516 Vw32_swap_mouse_buttons
= Qnil
;
6518 DEFVAR_LISP ("w32-grab-focus-on-raise",
6519 Vw32_grab_focus_on_raise
,
6520 doc
: /* Raised frame grabs input focus.
6521 When t, `raise-frame' grabs input focus as well. This fits well
6522 with the normal Windows click-to-focus policy, but might not be
6523 desirable when using a point-to-focus policy. */);
6524 Vw32_grab_focus_on_raise
= Qt
;
6526 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6527 Vw32_capslock_is_shiftlock
,
6528 doc
: /* Apply CapsLock state to non character input keys.
6529 When nil, CapsLock only affects normal character input keys. */);
6530 Vw32_capslock_is_shiftlock
= Qnil
;
6532 DEFVAR_LISP ("w32-recognize-altgr",
6533 Vw32_recognize_altgr
,
6534 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6535 When nil, the right-alt and left-ctrl key combination is
6536 interpreted normally. */);
6537 Vw32_recognize_altgr
= Qt
;
6539 DEFVAR_BOOL ("w32-use-visible-system-caret",
6540 w32_use_visible_system_caret
,
6541 doc
: /* Flag to make the system caret visible.
6542 When this is non-nil, Emacs will indicate the position of point by
6543 using the system caret instead of drawing its own cursor. Some screen
6544 reader software does not track the system cursor properly when it is
6545 invisible, and gets confused by Emacs drawing its own cursor, so this
6546 variable is initialized to t when Emacs detects that screen reader
6547 software is running as it starts up.
6549 When this variable is set, other variables affecting the appearance of
6550 the cursor have no effect. */);
6552 w32_use_visible_system_caret
= 0;
6554 /* We don't yet support this, but defining this here avoids whining
6555 from cus-start.el and other places, like "M-x set-variable". */
6556 DEFVAR_BOOL ("x-use-underline-position-properties",
6557 x_use_underline_position_properties
,
6558 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6559 A value of nil means ignore them. If you encounter fonts with bogus
6560 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6561 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6562 to override the font's UNDERLINE_POSITION for small font display
6564 x_use_underline_position_properties
= 0;
6566 DEFVAR_BOOL ("x-underline-at-descent-line",
6567 x_underline_at_descent_line
,
6568 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6569 A value of nil means to draw the underline according to the value of the
6570 variable `x-use-underline-position-properties', which is usually at the
6571 baseline level. The default value is nil. */);
6572 x_underline_at_descent_line
= 0;
6574 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6575 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6576 A value of nil means Emacs doesn't use toolkit scroll bars.
6577 With the X Window system, the value is a symbol describing the
6578 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6579 With MS Windows or Nextstep, the value is t. */);
6580 Vx_toolkit_scroll_bars
= Qt
;
6582 staticpro (&last_mouse_motion_frame
);
6583 last_mouse_motion_frame
= Qnil
;
6585 Fprovide (intern_c_string ("w32"), Qnil
);