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"
62 static int max_fringe_bmp
= 0;
63 static HBITMAP
*fringe_bmp
= 0;
65 /* Temporary variables for w32_read_socket. */
67 static int last_mousemove_x
= 0;
68 static int last_mousemove_y
= 0;
70 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
71 #ifndef GET_WHEEL_DELTA_WPARAM
72 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
75 /* Non-zero means that a HELP_EVENT has been generated since Emacs
78 static int any_help_event_p
;
80 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
81 static Lisp_Object last_window
;
83 extern unsigned int msh_mousewheel
;
85 extern void free_frame_menubar (struct frame
*);
87 extern int w32_codepage_for_font (char *fontname
);
88 extern Cursor
w32_load_cursor (LPCTSTR name
);
90 #define x_any_window_to_frame x_window_to_frame
91 #define x_top_window_to_frame x_window_to_frame
94 /* This is display since w32 does not support multiple ones. */
95 struct w32_display_info one_w32_display_info
;
96 struct w32_display_info
*x_display_list
;
98 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
99 one for each element of w32_display_list and in the same order.
100 NAME is the name of the frame.
101 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
102 Lisp_Object w32_display_name_list
;
105 #if _WIN32_WINNT < 0x0500
106 /* Pre Windows 2000, this was not available, but define it here so
107 that Emacs compiled on such a platform will run on newer versions. */
109 typedef struct tagWCRANGE
115 typedef struct tagGLYPHSET
119 DWORD cGlyphsSupported
;
126 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
127 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
130 #define LWA_ALPHA 0x02
132 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
133 later targets by MSVC headers. */
134 #ifndef WS_EX_LAYERED
135 #define WS_EX_LAYERED 0x80000
138 /* This is a frame waiting to be autoraised, within w32_read_socket. */
139 struct frame
*pending_autoraise_frame
;
141 /* The handle of the frame that currently owns the system caret. */
142 HWND w32_system_caret_hwnd
;
143 int w32_system_caret_height
;
144 int w32_system_caret_x
;
145 int w32_system_caret_y
;
146 DWORD dwWindowsThreadId
= 0;
147 HANDLE hWindowsThread
= NULL
;
148 DWORD dwMainThreadId
= 0;
149 HANDLE hMainThread
= NULL
;
151 int vertical_scroll_bar_min_handle
;
152 int vertical_scroll_bar_top_border
;
153 int vertical_scroll_bar_bottom_border
;
155 int last_scroll_bar_drag_pos
;
157 /* Keyboard code page - may be changed by language-change events. */
158 int w32_keyboard_codepage
;
160 /* Mouse movement. */
162 /* Where the mouse was last time we reported a mouse event. */
163 static RECT last_mouse_glyph
;
164 static FRAME_PTR last_mouse_glyph_frame
;
166 /* The scroll bar in which the last motion event occurred.
168 If the last motion event occurred in a scroll bar, we set this
169 so w32_mouse_position can know whether to report a scroll bar motion or
172 If the last motion event didn't occur in a scroll bar, we set this
173 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
174 static Lisp_Object last_mouse_scroll_bar
;
175 static int last_mouse_scroll_bar_pos
;
177 /* This is a hack. We would really prefer that w32_mouse_position would
178 return the time associated with the position it returns, but there
179 doesn't seem to be any way to wrest the time-stamp from the server
180 along with the position query. So, we just keep track of the time
181 of the last movement we received, and return that in hopes that
182 it's somewhat accurate. */
183 static Time last_mouse_movement_time
;
185 /* Incremented by w32_read_socket whenever it really tries to read
188 static int volatile input_signal_count
;
190 static int input_signal_count
;
193 static void x_update_window_end (struct window
*, int, int);
194 static void w32_handle_tool_bar_click (struct frame
*,
195 struct input_event
*);
196 static void w32_define_cursor (Window
, Cursor
);
198 void x_lower_frame (struct frame
*);
199 void x_scroll_bar_clear (struct frame
*);
200 void x_wm_set_size_hint (struct frame
*, long, bool);
201 void x_raise_frame (struct frame
*);
202 void x_set_window_size (struct frame
*, int, int, int);
203 void x_wm_set_window_state (struct frame
*, int);
204 void x_wm_set_icon_pixmap (struct frame
*, int);
205 static void w32_initialize (void);
206 static void x_update_end (struct frame
*);
207 static void w32_frame_up_to_date (struct frame
*);
208 static void w32_set_terminal_modes (struct terminal
*);
209 static void w32_reset_terminal_modes (struct terminal
*);
210 static void x_clear_frame (struct frame
*);
211 static void frame_highlight (struct frame
*);
212 static void frame_unhighlight (struct frame
*);
213 static void x_new_focus_frame (struct w32_display_info
*,
215 static void x_focus_changed (int, int, struct w32_display_info
*,
216 struct frame
*, struct input_event
*);
217 static void w32_detect_focus_change (struct w32_display_info
*,
218 W32Msg
*, struct input_event
*);
219 static void w32_frame_rehighlight (struct frame
*);
220 static void x_frame_rehighlight (struct w32_display_info
*);
221 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
222 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
223 enum text_cursor_kinds
);
224 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
225 static BOOL
my_show_window (struct frame
*, HWND
, int);
226 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
228 static void my_set_focus (struct frame
*, HWND
);
230 static void my_set_foreground_window (HWND
);
231 static void my_destroy_window (struct frame
*, HWND
);
234 static void x_check_font (struct frame
*, struct font
*);
237 static Lisp_Object Qvendor_specific_keysyms
;
240 /***********************************************************************
242 ***********************************************************************/
246 /* This is a function useful for recording debugging information about
247 the sequence of occurrences in this file. */
255 struct record event_record
[100];
257 int event_record_index
;
259 record_event (char *locus
, int type
)
261 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
262 event_record_index
= 0;
264 event_record
[event_record_index
].locus
= locus
;
265 event_record
[event_record_index
].type
= type
;
266 event_record_index
++;
273 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
276 if (mask
& GCForeground
)
277 gc
->foreground
= xgcv
->foreground
;
278 if (mask
& GCBackground
)
279 gc
->background
= xgcv
->background
;
281 gc
->font
= xgcv
->font
;
285 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
287 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
289 XChangeGC (ignore
, gc
, mask
, xgcv
);
295 XGetGCValues (void *ignore
, XGCValues
*gc
,
296 unsigned long mask
, XGCValues
*xgcv
)
298 XChangeGC (ignore
, xgcv
, mask
, gc
);
302 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
306 HRGN clip_region
= CreateRectRgnIndirect (rect
);
307 SelectClipRgn (hdc
, clip_region
);
308 DeleteObject (clip_region
);
311 SelectClipRgn (hdc
, NULL
);
314 /* Restore clipping rectangle in S */
316 w32_restore_glyph_string_clip (struct glyph_string
*s
)
319 int n
= s
->num_clips
;
322 w32_set_clip_rectangle (s
->hdc
, r
);
325 HRGN clip1
= CreateRectRgnIndirect (r
);
326 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
327 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
328 SelectClipRgn (s
->hdc
, clip1
);
329 DeleteObject (clip1
);
330 DeleteObject (clip2
);
335 Draw a wavy line under S. The wave fills wave_height pixels from y0.
341 wave_height = 3 | * * * *
346 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
348 int wave_height
= 2, wave_length
= 3;
349 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
350 XRectangle wave_clip
, string_clip
, final_clip
;
351 RECT w32_final_clip
, w32_string_clip
;
355 dy
= wave_height
- 1;
361 /* Find and set clipping rectangle */
365 wave_clip
.width
= width
;
366 wave_clip
.height
= wave_height
;
368 get_glyph_string_clip_rect (s
, &w32_string_clip
);
369 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
371 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
374 hp
= CreatePen (PS_SOLID
, 0, color
);
375 oldhp
= SelectObject (s
->hdc
, hp
);
376 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
377 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
391 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
395 LineTo (s
->hdc
, x2
, y2
);
397 x2
+= dx
, y2
= y0
+ odd
*dy
;
401 /* Restore previous pen and clipping rectangle(s) */
402 w32_restore_glyph_string_clip (s
);
403 SelectObject (s
->hdc
, oldhp
);
407 /* Draw a hollow rectangle at the specified position. */
409 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
410 int width
, int height
)
415 hb
= CreateSolidBrush (gc
->background
);
416 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
417 oldhb
= SelectObject (hdc
, hb
);
418 oldhp
= SelectObject (hdc
, hp
);
420 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
422 SelectObject (hdc
, oldhb
);
423 SelectObject (hdc
, oldhp
);
428 /* Draw a filled rectangle at the specified position. */
430 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
434 hb
= CreateSolidBrush (pix
);
435 FillRect (hdc
, lprect
, hb
);
440 w32_clear_window (FRAME_PTR f
)
443 HDC hdc
= get_frame_dc (f
);
445 /* Under certain conditions, this can be called at startup with
446 a console frame pointer before the GUI frame is created. An HDC
447 of 0 indicates this. */
450 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
451 w32_clear_rect (f
, hdc
, &rect
);
454 release_frame_dc (f
, hdc
);
457 #define OPAQUE_FRAME 255
460 x_set_frame_alpha (struct frame
*f
)
462 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
464 double alpha_min
= 1.0;
467 HWND window
= FRAME_W32_WINDOW (f
);
469 /* Older versions of Windows do not support transparency. */
470 if (!pfnSetLayeredWindowAttributes
)
473 if (dpyinfo
->x_highlight_frame
== f
)
478 if (FLOATP (Vframe_alpha_lower_limit
))
479 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
480 else if (INTEGERP (Vframe_alpha_lower_limit
))
481 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
485 else if (alpha
> 1.0)
487 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
490 opac
= alpha
* OPAQUE_FRAME
;
492 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
494 if (opac
== OPAQUE_FRAME
)
495 ex_style
&= ~WS_EX_LAYERED
;
497 ex_style
|= WS_EX_LAYERED
;
499 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
501 if (opac
!= OPAQUE_FRAME
)
502 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
506 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
508 HDC dc
= GetDC (NULL
);
509 int pixels
= GetDeviceCaps (dc
, VERTRES
);
510 ReleaseDC (NULL
, dc
);
515 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
517 HDC dc
= GetDC (NULL
);
518 int pixels
= GetDeviceCaps (dc
, HORZRES
);
519 ReleaseDC (NULL
, dc
);
524 /***********************************************************************
525 Starting and ending an update
526 ***********************************************************************/
528 /* Start an update of frame F. This function is installed as a hook
529 for update_begin, i.e. it is called when update_begin is called.
530 This function is called prior to calls to x_update_window_begin for
531 each window being updated. */
534 x_update_begin (struct frame
*f
)
536 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
538 if (! FRAME_W32_P (f
))
541 /* Regenerate display palette before drawing if list of requested
542 colors has changed. */
543 if (display_info
->regen_palette
)
545 w32_regenerate_palette (f
);
546 display_info
->regen_palette
= FALSE
;
551 /* Start update of window W. Set the global variable updated_window
552 to the window being updated and set output_cursor to the cursor
556 x_update_window_begin (struct window
*w
)
558 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
559 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
561 /* Hide the system caret during an update. */
562 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
564 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
568 set_output_cursor (&w
->cursor
);
572 if (f
== hlinfo
->mouse_face_mouse_frame
)
574 /* Don't do highlighting for mouse motion during the update. */
575 hlinfo
->mouse_face_defer
= 1;
577 /* If F needs to be redrawn, simply forget about any prior mouse
579 if (FRAME_GARBAGED_P (f
))
580 hlinfo
->mouse_face_window
= Qnil
;
582 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
583 their mouse_face_p flag set, which means that they are always
584 unequal to rows in a desired matrix which never have that
585 flag set. So, rows containing mouse-face glyphs are never
586 scrolled, and we don't have to switch the mouse highlight off
587 here to prevent it from being scrolled. */
589 /* Can we tell that this update does not affect the window
590 where the mouse highlight is? If so, no need to turn off.
591 Likewise, don't do anything if the frame is garbaged;
592 in that case, the frame's current matrix that we would use
593 is all wrong, and we will redisplay that line anyway. */
594 if (!NILP (hlinfo
->mouse_face_window
)
595 && w
== XWINDOW (hlinfo
->mouse_face_window
))
599 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
600 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
603 if (i
< w
->desired_matrix
->nrows
)
604 clear_mouse_face (hlinfo
);
612 /* Draw a vertical window border from (x,y0) to (x,y1) */
615 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
617 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
627 hdc
= get_frame_dc (f
);
628 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
630 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
632 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
634 release_frame_dc (f
, hdc
);
638 /* End update of window W (which is equal to updated_window).
640 Draw vertical borders between horizontally adjacent windows, and
641 display W's cursor if CURSOR_ON_P is non-zero.
643 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
644 glyphs in mouse-face were overwritten. In that case we have to
645 make sure that the mouse-highlight is properly redrawn.
647 W may be a menu bar pseudo-window in case we don't have X toolkit
648 support. Such windows don't have a cursor, so don't display it
652 x_update_window_end (struct window
*w
, int cursor_on_p
,
653 int mouse_face_overwritten_p
)
655 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
657 if (!w
->pseudo_window_p
)
662 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
664 output_cursor
.x
, output_cursor
.y
);
666 if (draw_window_fringes (w
, 1))
667 x_draw_vertical_border (w
);
672 /* If a row with mouse-face was overwritten, arrange for
673 XTframe_up_to_date to redisplay the mouse highlight. */
674 if (mouse_face_overwritten_p
)
676 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
677 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
678 hlinfo
->mouse_face_window
= Qnil
;
681 /* Unhide the caret. This won't actually show the cursor, unless it
682 was visible before the corresponding call to HideCaret in
683 x_update_window_begin. */
684 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
686 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
689 updated_window
= NULL
;
693 /* End update of frame F. This function is installed as a hook in
697 x_update_end (struct frame
*f
)
699 if (! FRAME_W32_P (f
))
702 /* Mouse highlight may be displayed again. */
703 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
707 /* This function is called from various places in xdisp.c whenever a
708 complete update has been performed. The global variable
709 updated_window is not available here. */
712 w32_frame_up_to_date (struct frame
*f
)
716 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
718 if (hlinfo
->mouse_face_deferred_gc
719 || f
== hlinfo
->mouse_face_mouse_frame
)
722 if (hlinfo
->mouse_face_mouse_frame
)
723 note_mouse_highlight (hlinfo
->mouse_face_mouse_frame
,
724 hlinfo
->mouse_face_mouse_x
,
725 hlinfo
->mouse_face_mouse_y
);
726 hlinfo
->mouse_face_deferred_gc
= 0;
733 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
734 arrow bitmaps, or clear the fringes if no bitmaps are required
735 before DESIRED_ROW is made current. The window being updated is
736 found in updated_window. This function is called from
737 update_window_line only if it is known that there are differences
738 between bitmaps to be drawn between current row and DESIRED_ROW. */
741 x_after_update_window_line (struct glyph_row
*desired_row
)
743 struct window
*w
= updated_window
;
749 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
750 desired_row
->redraw_fringe_bitmaps_p
= 1;
752 /* When a window has disappeared, make sure that no rest of
753 full-width rows stays visible in the internal border. Could
754 check here if updated_window is the leftmost/rightmost window,
755 but I guess it's not worth doing since vertically split windows
756 are almost never used, internal border is rarely set, and the
757 overhead is very small. */
758 if (windows_or_buffers_changed
759 && desired_row
->full_width_p
760 && (f
= XFRAME (w
->frame
),
761 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
763 && (height
= desired_row
->visible_height
,
766 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
770 HDC hdc
= get_frame_dc (f
);
771 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
772 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
774 release_frame_dc (f
, hdc
);
781 /* Draw the bitmap WHICH in one of the left or right fringes of
782 window W. ROW is the glyph row for which to display the bitmap; it
783 determines the vertical position at which the bitmap has to be
787 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
788 struct draw_fringe_bitmap_params
*p
)
790 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
792 struct face
*face
= p
->face
;
794 hdc
= get_frame_dc (f
);
798 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
800 /* If the fringe is adjacent to the left (right) scroll bar of a
801 leftmost (rightmost, respectively) window, then extend its
802 background to the gap between the fringe and the bar. */
803 if ((WINDOW_LEFTMOST_P (w
)
804 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
805 || (WINDOW_RIGHTMOST_P (w
)
806 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
808 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
812 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
813 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
814 * FRAME_COLUMN_WIDTH (f
));
818 /* Bitmap fills the fringe. */
819 if (bar_area_x
+ bar_area_width
== p
->x
)
820 bx
= bar_area_x
+ sb_width
;
821 else if (p
->x
+ p
->wd
== bar_area_x
)
825 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
827 nx
= bar_area_width
- sb_width
;
828 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
830 ny
= row
->visible_height
;
835 if (bar_area_x
+ bar_area_width
== bx
)
837 bx
= bar_area_x
+ sb_width
;
838 nx
+= bar_area_width
- sb_width
;
840 else if (bx
+ nx
== bar_area_x
)
841 nx
+= bar_area_width
- sb_width
;
846 if (bx
>= 0 && nx
> 0)
847 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
850 /* Must clip because of partially visible lines. */
851 w32_clip_to_row (w
, row
, -1, hdc
);
853 if (p
->which
&& p
->which
< max_fringe_bmp
)
855 HBITMAP pixmap
= fringe_bmp
[p
->which
];
859 compat_hdc
= CreateCompatibleDC (hdc
);
863 horig_obj
= SelectObject (compat_hdc
, pixmap
);
865 /* Paint overlays transparently. */
868 HBRUSH h_brush
, h_orig_brush
;
870 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
871 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
872 h_brush
= CreateSolidBrush (face
->foreground
);
873 h_orig_brush
= SelectObject (hdc
, h_brush
);
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
,
881 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
882 compat_hdc
, 0, p
->dh
,
885 SelectObject (hdc
, h_orig_brush
);
886 DeleteObject (h_brush
);
890 SetTextColor (hdc
, face
->background
);
891 SetBkColor (hdc
, (p
->cursor_p
892 ? f
->output_data
.w32
->cursor_pixel
893 : face
->foreground
));
895 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
896 compat_hdc
, 0, p
->dh
,
900 SelectObject (compat_hdc
, horig_obj
);
901 DeleteDC (compat_hdc
);
905 w32_set_clip_rectangle (hdc
, NULL
);
907 release_frame_dc (f
, hdc
);
911 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
913 if (which
>= max_fringe_bmp
)
915 int i
= max_fringe_bmp
;
916 max_fringe_bmp
= which
+ 20;
917 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
918 while (i
< max_fringe_bmp
)
922 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
926 w32_destroy_fringe_bitmap (int which
)
928 if (which
>= max_fringe_bmp
)
931 if (fringe_bmp
[which
])
932 DeleteObject (fringe_bmp
[which
]);
933 fringe_bmp
[which
] = 0;
938 /* This is called when starting Emacs and when restarting after
939 suspend. When starting Emacs, no window is mapped. And nothing
940 must be done to Emacs's own window if it is suspended (though that
944 w32_set_terminal_modes (struct terminal
*term
)
948 /* This is called when exiting or suspending Emacs. Exiting will make
949 the W32 windows go away, and suspending requires no action. */
952 w32_reset_terminal_modes (struct terminal
*term
)
958 /***********************************************************************
960 ***********************************************************************/
962 /* Function prototypes of this page. */
964 static void x_set_glyph_string_clipping (struct glyph_string
*);
965 static void x_set_glyph_string_gc (struct glyph_string
*);
966 static void x_draw_glyph_string_background (struct glyph_string
*,
968 static void x_draw_glyph_string_foreground (struct glyph_string
*);
969 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
970 static void x_draw_glyph_string_box (struct glyph_string
*);
971 static void x_draw_glyph_string (struct glyph_string
*);
972 static void x_set_cursor_gc (struct glyph_string
*);
973 static void x_set_mode_line_face_gc (struct glyph_string
*);
974 static void x_set_mouse_face_gc (struct glyph_string
*);
975 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
976 static void w32_setup_relief_color (struct frame
*, struct relief
*,
977 double, int, COLORREF
);
978 static void x_setup_relief_colors (struct glyph_string
*);
979 static void x_draw_image_glyph_string (struct glyph_string
*);
980 static void x_draw_image_relief (struct glyph_string
*);
981 static void x_draw_image_foreground (struct glyph_string
*);
982 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
983 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
985 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
986 int, int, int, int, int, int,
988 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
989 int, int, int, RECT
*);
992 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
996 x_set_cursor_gc (struct glyph_string
*s
)
998 if (s
->font
== FRAME_FONT (s
->f
)
999 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1000 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1002 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1005 /* Cursor on non-default face: must merge. */
1009 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1010 xgcv
.foreground
= s
->face
->background
;
1012 /* If the glyph would be invisible, try a different foreground. */
1013 if (xgcv
.foreground
== xgcv
.background
)
1014 xgcv
.foreground
= s
->face
->foreground
;
1015 if (xgcv
.foreground
== xgcv
.background
)
1016 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1017 if (xgcv
.foreground
== xgcv
.background
)
1018 xgcv
.foreground
= s
->face
->foreground
;
1020 /* Make sure the cursor is distinct from text in this face. */
1021 if (xgcv
.background
== s
->face
->background
1022 && xgcv
.foreground
== s
->face
->foreground
)
1024 xgcv
.background
= s
->face
->foreground
;
1025 xgcv
.foreground
= s
->face
->background
;
1028 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1029 xgcv
.font
= s
->font
;
1030 mask
= GCForeground
| GCBackground
| GCFont
;
1032 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1033 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1036 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1037 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1039 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1044 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1047 x_set_mouse_face_gc (struct glyph_string
*s
)
1052 /* What face has to be used last for the mouse face? */
1053 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1054 face
= FACE_FROM_ID (s
->f
, face_id
);
1056 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1058 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1059 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1061 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1062 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1063 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1065 /* If font in this face is same as S->font, use it. */
1066 if (s
->font
== s
->face
->font
)
1067 s
->gc
= s
->face
->gc
;
1070 /* Otherwise construct scratch_cursor_gc with values from FACE
1075 xgcv
.background
= s
->face
->background
;
1076 xgcv
.foreground
= s
->face
->foreground
;
1077 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1078 xgcv
.font
= s
->font
;
1079 mask
= GCForeground
| GCBackground
| GCFont
;
1081 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1082 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1085 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1086 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1088 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1091 eassert (s
->gc
!= 0);
1095 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1096 Faces to use in the mode line have already been computed when the
1097 matrix was built, so there isn't much to do, here. */
1100 x_set_mode_line_face_gc (struct glyph_string
*s
)
1102 s
->gc
= s
->face
->gc
;
1106 /* Set S->gc of glyph string S for drawing that glyph string. Set
1107 S->stippled_p to a non-zero value if the face of S has a stipple
1111 x_set_glyph_string_gc (struct glyph_string
*s
)
1113 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1115 if (s
->hl
== DRAW_NORMAL_TEXT
)
1117 s
->gc
= s
->face
->gc
;
1118 s
->stippled_p
= s
->face
->stipple
!= 0;
1120 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1122 x_set_mode_line_face_gc (s
);
1123 s
->stippled_p
= s
->face
->stipple
!= 0;
1125 else if (s
->hl
== DRAW_CURSOR
)
1127 x_set_cursor_gc (s
);
1130 else if (s
->hl
== DRAW_MOUSE_FACE
)
1132 x_set_mouse_face_gc (s
);
1133 s
->stippled_p
= s
->face
->stipple
!= 0;
1135 else if (s
->hl
== DRAW_IMAGE_RAISED
1136 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1138 s
->gc
= s
->face
->gc
;
1139 s
->stippled_p
= s
->face
->stipple
!= 0;
1143 s
->gc
= s
->face
->gc
;
1144 s
->stippled_p
= s
->face
->stipple
!= 0;
1147 /* GC must have been set. */
1148 eassert (s
->gc
!= 0);
1152 /* Set clipping for output of glyph string S. S may be part of a mode
1153 line or menu if we don't have X toolkit support. */
1156 x_set_glyph_string_clipping (struct glyph_string
*s
)
1159 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1162 w32_set_clip_rectangle (s
->hdc
, r
);
1165 HRGN clip1
= CreateRectRgnIndirect (r
);
1166 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1167 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1168 SelectClipRgn (s
->hdc
, clip1
);
1169 DeleteObject (clip1
);
1170 DeleteObject (clip2
);
1175 /* Set SRC's clipping for output of glyph string DST. This is called
1176 when we are drawing DST's left_overhang or right_overhang only in
1180 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1181 struct glyph_string
*dst
)
1186 r
.right
= r
.left
+ src
->width
;
1188 r
.bottom
= r
.top
+ src
->height
;
1191 w32_set_clip_rectangle (dst
->hdc
, &r
);
1195 Compute left and right overhang of glyph string S. */
1198 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1201 && s
->first_glyph
->type
== CHAR_GLYPH
1202 && !s
->font_not_found_p
)
1204 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1205 struct font
*font
= s
->font
;
1206 struct font_metrics metrics
;
1209 for (i
= 0; i
< s
->nchars
; i
++)
1210 code
[i
] = s
->char2b
[i
];
1211 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1212 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1213 ? metrics
.rbearing
- metrics
.width
: 0);
1214 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1218 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1219 s
->left_overhang
= -s
->cmp
->lbearing
;
1223 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1226 x_clear_glyph_string_rect (struct glyph_string
*s
,
1227 int x
, int y
, int w
, int h
)
1234 /* Take clipping into account. */
1235 if (s
->gc
->clip_mask
== Rect
)
1237 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1238 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1239 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1240 - s
->gc
->clip_rectangle
.left
);
1241 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1242 - s
->gc
->clip_rectangle
.top
);
1245 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1250 /* Draw the background of glyph_string S. If S->background_filled_p
1251 is non-zero don't draw it. FORCE_P non-zero means draw the
1252 background even if it wouldn't be drawn normally. This is used
1253 when a string preceding S draws into the background of S, or S
1254 contains the first component of a composition. */
1257 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1259 /* Nothing to do if background has already been drawn or if it
1260 shouldn't be drawn in the first place. */
1261 if (!s
->background_filled_p
)
1263 int box_line_width
= max (s
->face
->box_line_width
, 0);
1265 #if 0 /* TODO: stipple */
1268 /* Fill background with a stipple pattern. */
1269 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1270 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1271 s
->y
+ box_line_width
,
1272 s
->background_width
,
1273 s
->height
- 2 * box_line_width
);
1274 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1275 s
->background_filled_p
= 1;
1279 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1280 || s
->font_not_found_p
1281 || s
->extends_to_end_of_line_p
1284 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1285 s
->background_width
,
1286 s
->height
- 2 * box_line_width
);
1287 s
->background_filled_p
= 1;
1293 /* Draw the foreground of glyph string S. */
1296 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1300 /* If first glyph of S has a left box line, start drawing the text
1301 of S to the right of that box line. */
1302 if (s
->face
->box
!= FACE_NO_BOX
1303 && s
->first_glyph
->left_box_line_p
)
1304 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1308 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1309 SetBkColor (s
->hdc
, s
->gc
->background
);
1310 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1312 /* Draw characters of S as rectangles if S's font could not be
1314 if (s
->font_not_found_p
)
1316 for (i
= 0; i
< s
->nchars
; ++i
)
1318 struct glyph
*g
= s
->first_glyph
+ i
;
1320 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1322 x
+= g
->pixel_width
;
1327 struct font
*font
= s
->font
;
1328 int boff
= font
->baseline_offset
;
1332 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1334 if (font
->vertical_centering
)
1335 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1337 y
= s
->ybase
- boff
;
1339 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1340 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1342 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1343 if (s
->face
->overstrike
)
1344 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1346 SelectObject (s
->hdc
, old_font
);
1350 /* Draw the foreground of composite glyph string S. */
1353 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1356 struct font
*font
= s
->font
;
1358 /* If first glyph of S has a left box line, start drawing the text
1359 of S to the right of that box line. */
1360 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1361 && s
->first_glyph
->left_box_line_p
)
1362 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1366 /* S is a glyph string for a composition. S->cmp_from is the index
1367 of the first character drawn for glyphs of this composition.
1368 S->cmp_from == 0 means we are drawing the very first character of
1369 this composition. */
1371 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1372 SetBkColor (s
->hdc
, s
->gc
->background
);
1373 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1375 /* Draw a rectangle for the composition if the font for the very
1376 first character of the composition could not be loaded. */
1377 if (s
->font_not_found_p
)
1379 if (s
->cmp_from
== 0)
1380 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1383 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1388 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1390 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1391 /* TAB in a composition means display glyphs with padding
1392 space on the left or right. */
1393 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1395 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1396 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1398 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1399 if (s
->face
->overstrike
)
1400 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1402 SelectObject (s
->hdc
, old_font
);
1406 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1412 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1414 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1416 glyph
= LGSTRING_GLYPH (gstring
, i
);
1417 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1418 width
+= LGLYPH_WIDTH (glyph
);
1421 int xoff
, yoff
, wadjust
;
1425 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1428 xoff
= LGLYPH_XOFF (glyph
);
1429 yoff
= LGLYPH_YOFF (glyph
);
1430 wadjust
= LGLYPH_WADJUST (glyph
);
1431 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1438 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1440 SelectObject (s
->hdc
, old_font
);
1445 /* Draw the foreground of glyph string S for glyphless characters. */
1448 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1450 struct glyph
*glyph
= s
->first_glyph
;
1453 int with_background
;
1455 /* If first glyph of S has a left box line, start drawing the text
1456 of S to the right of that box line. */
1457 if (s
->face
->box
!= FACE_NO_BOX
1458 && s
->first_glyph
->left_box_line_p
)
1459 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1463 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1464 SetBkColor (s
->hdc
, s
->gc
->background
);
1465 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1468 with_background
= ! (s
->for_overlaps
1469 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1470 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1472 char buf
[7], *str
= NULL
;
1473 int len
= glyph
->u
.glyphless
.len
;
1475 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1478 && CHAR_TABLE_P (Vglyphless_char_display
)
1479 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1483 = (! glyph
->u
.glyphless
.for_no_font
1484 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1485 glyph
->u
.glyphless
.ch
)
1486 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1487 if (STRINGP (acronym
))
1488 str
= SSDATA (acronym
);
1491 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1493 sprintf ((char *) buf
, "%0*X",
1494 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1495 glyph
->u
.glyphless
.ch
);
1499 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1500 w32_draw_rectangle (s
->hdc
, s
->gc
,
1501 x
, s
->ybase
- glyph
->ascent
,
1502 glyph
->pixel_width
- 1,
1503 glyph
->ascent
+ glyph
->descent
- 1);
1506 struct font
*font
= s
->font
;
1507 int upper_len
= (len
+ 1) / 2;
1511 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1512 /* It is certain that all LEN characters in STR are ASCII. */
1513 for (j
= 0; j
< len
; j
++)
1515 code
= font
->driver
->encode_char (font
, str
[j
]);
1516 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1518 font
->driver
->draw (s
, 0, upper_len
,
1519 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1520 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1522 font
->driver
->draw (s
, upper_len
, len
,
1523 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1524 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1526 SelectObject (s
->hdc
, old_font
);
1528 x
+= glyph
->pixel_width
;
1533 /* Brightness beyond which a color won't have its highlight brightness
1536 Nominally, highlight colors for `3d' faces are calculated by
1537 brightening an object's color by a constant scale factor, but this
1538 doesn't yield good results for dark colors, so for colors whose
1539 brightness is less than this value (on a scale of 0-255) have to
1540 use an additional additive factor.
1542 The value here is set so that the default menu-bar/mode-line color
1543 (grey75) will not have its highlights changed at all. */
1544 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1547 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1548 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1549 If this produces the same color as COLOR, try a color where all RGB
1550 values have DELTA added. Return the allocated color in *COLOR.
1551 DISPLAY is the X display, CMAP is the colormap to operate on.
1552 Value is non-zero if successful. */
1555 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1556 double factor
, int delta
)
1561 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1564 /* Change RGB values by specified FACTOR. Avoid overflow! */
1565 eassert (factor
>= 0);
1566 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1567 min (0xff, factor
* GetGValue (*color
)),
1568 min (0xff, factor
* GetBValue (*color
)));
1570 /* Calculate brightness of COLOR. */
1571 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1572 + GetBValue (*color
)) / 6;
1574 /* We only boost colors that are darker than
1575 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1576 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1577 /* Make an additive adjustment to NEW, because it's dark enough so
1578 that scaling by FACTOR alone isn't enough. */
1580 /* How far below the limit this color is (0 - 1, 1 being darker). */
1581 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1582 /* The additive adjustment. */
1583 int min_delta
= delta
* dimness
* factor
/ 2;
1586 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1587 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1588 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1590 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1591 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1592 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1596 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1597 max (0, min (0xff, delta
+ GetGValue (*color
))),
1598 max (0, min (0xff, delta
+ GetBValue (*color
))));
1600 /* TODO: Map to palette and retry with delta if same? */
1601 /* TODO: Free colors (if using palette)? */
1611 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1612 colors in COLORS. On W32, we no longer try to map colors to
1615 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1619 for (i
= 0; i
< ncolors
; i
++)
1621 DWORD pixel
= colors
[i
].pixel
;
1622 /* Convert to a 16 bit value in range 0 - 0xffff. */
1623 colors
[i
].red
= GetRValue (pixel
) * 257;
1624 colors
[i
].green
= GetGValue (pixel
) * 257;
1625 colors
[i
].blue
= GetBValue (pixel
) * 257;
1630 x_query_color (struct frame
*f
, XColor
*color
)
1632 x_query_colors (f
, color
, 1);
1636 /* Set up the foreground color for drawing relief lines of glyph
1637 string S. RELIEF is a pointer to a struct relief containing the GC
1638 with which lines will be drawn. Use a color that is FACTOR or
1639 DELTA lighter or darker than the relief's background which is found
1640 in S->f->output_data.x->relief_background. If such a color cannot
1641 be allocated, use DEFAULT_PIXEL, instead. */
1644 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1645 int delta
, COLORREF default_pixel
)
1648 struct w32_output
*di
= f
->output_data
.w32
;
1649 unsigned long mask
= GCForeground
;
1651 COLORREF background
= di
->relief_background
;
1652 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1654 /* TODO: Free colors (if using palette)? */
1656 /* Allocate new color. */
1657 xgcv
.foreground
= default_pixel
;
1659 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1661 relief
->allocated_p
= 1;
1662 xgcv
.foreground
= relief
->pixel
= pixel
;
1665 if (relief
->gc
== 0)
1667 #if 0 /* TODO: stipple */
1668 xgcv
.stipple
= dpyinfo
->gray
;
1671 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1674 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1678 /* Set up colors for the relief lines around glyph string S. */
1681 x_setup_relief_colors (struct glyph_string
*s
)
1683 struct w32_output
*di
= s
->f
->output_data
.w32
;
1686 if (s
->face
->use_box_color_for_shadows_p
)
1687 color
= s
->face
->box_color
;
1688 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1690 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1691 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1693 color
= s
->gc
->background
;
1695 if (di
->white_relief
.gc
== 0
1696 || color
!= di
->relief_background
)
1698 di
->relief_background
= color
;
1699 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1700 WHITE_PIX_DEFAULT (s
->f
));
1701 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1702 BLACK_PIX_DEFAULT (s
->f
));
1707 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1708 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1709 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1710 relief. LEFT_P non-zero means draw a relief on the left side of
1711 the rectangle. RIGHT_P non-zero means draw a relief on the right
1712 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1716 w32_draw_relief_rect (struct frame
*f
,
1717 int left_x
, int top_y
, int right_x
, int bottom_y
,
1718 int width
, int raised_p
,
1719 int top_p
, int bot_p
, int left_p
, int right_p
,
1724 HDC hdc
= get_frame_dc (f
);
1727 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1729 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1731 w32_set_clip_rectangle (hdc
, clip_rect
);
1735 for (i
= 0; i
< width
; ++i
)
1736 w32_fill_area (f
, hdc
, gc
.foreground
,
1737 left_x
+ i
* left_p
, top_y
+ i
,
1738 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1742 for (i
= 0; i
< width
; ++i
)
1743 w32_fill_area (f
, hdc
, gc
.foreground
,
1744 left_x
+ i
, top_y
+ i
, 1,
1745 bottom_y
- top_y
- 2 * i
+ 1);
1748 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1750 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1754 for (i
= 0; i
< width
; ++i
)
1755 w32_fill_area (f
, hdc
, gc
.foreground
,
1756 left_x
+ i
* left_p
, bottom_y
- i
,
1757 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1761 for (i
= 0; i
< width
; ++i
)
1762 w32_fill_area (f
, hdc
, gc
.foreground
,
1763 right_x
- i
, top_y
+ i
+ 1, 1,
1764 bottom_y
- top_y
- 2 * i
- 1);
1766 w32_set_clip_rectangle (hdc
, NULL
);
1768 release_frame_dc (f
, hdc
);
1772 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1773 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1774 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1775 left side of the rectangle. RIGHT_P non-zero means draw a line
1776 on the right side of the rectangle. CLIP_RECT is the clipping
1777 rectangle to use when drawing. */
1780 w32_draw_box_rect (struct glyph_string
*s
,
1781 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1782 int left_p
, int right_p
, RECT
*clip_rect
)
1784 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1787 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1788 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1793 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1794 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1798 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1799 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1804 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1805 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1808 w32_set_clip_rectangle (s
->hdc
, NULL
);
1812 /* Draw a box around glyph string S. */
1815 x_draw_glyph_string_box (struct glyph_string
*s
)
1817 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1818 int left_p
, right_p
;
1819 struct glyph
*last_glyph
;
1822 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1823 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1824 : window_box_right (s
->w
, s
->area
));
1826 /* The glyph that may have a right box line. */
1827 last_glyph
= (s
->cmp
|| s
->img
1829 : s
->first_glyph
+ s
->nchars
- 1);
1831 width
= eabs (s
->face
->box_line_width
);
1832 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1834 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1836 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1838 bottom_y
= top_y
+ s
->height
- 1;
1840 left_p
= (s
->first_glyph
->left_box_line_p
1841 || (s
->hl
== DRAW_MOUSE_FACE
1843 || s
->prev
->hl
!= s
->hl
)));
1844 right_p
= (last_glyph
->right_box_line_p
1845 || (s
->hl
== DRAW_MOUSE_FACE
1847 || s
->next
->hl
!= s
->hl
)));
1849 get_glyph_string_clip_rect (s
, &clip_rect
);
1851 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1852 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1853 left_p
, right_p
, &clip_rect
);
1856 x_setup_relief_colors (s
);
1857 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1858 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1863 /* Draw foreground of image glyph string S. */
1866 x_draw_image_foreground (struct glyph_string
*s
)
1869 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1871 /* If first glyph of S has a left box line, start drawing it to the
1872 right of that line. */
1873 if (s
->face
->box
!= FACE_NO_BOX
1874 && s
->first_glyph
->left_box_line_p
1876 x
+= eabs (s
->face
->box_line_width
);
1878 /* If there is a margin around the image, adjust x- and y-position
1880 if (s
->slice
.x
== 0)
1881 x
+= s
->img
->hmargin
;
1882 if (s
->slice
.y
== 0)
1883 y
+= s
->img
->vmargin
;
1889 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1890 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1891 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1892 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1893 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1894 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1895 x_set_glyph_string_clipping (s
);
1899 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1900 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1902 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1903 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1905 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1906 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1907 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1908 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1909 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1910 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1912 SelectObject (mask_dc
, mask_orig_obj
);
1917 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1918 SetBkColor (s
->hdc
, s
->gc
->background
);
1920 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1921 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1923 /* When the image has a mask, we can expect that at
1924 least part of a mouse highlight or a block cursor will
1925 be visible. If the image doesn't have a mask, make
1926 a block cursor visible by drawing a rectangle around
1927 the image. I believe it's looking better if we do
1928 nothing here for mouse-face. */
1929 if (s
->hl
== DRAW_CURSOR
)
1931 int r
= s
->img
->relief
;
1933 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1934 s
->slice
.width
+ r
*2 - 1,
1935 s
->slice
.height
+ r
*2 - 1);
1939 w32_set_clip_rectangle (s
->hdc
, NULL
);
1940 SelectObject (s
->hdc
, orig_brush
);
1941 DeleteObject (fg_brush
);
1942 SelectObject (compat_hdc
, orig_obj
);
1943 DeleteDC (compat_hdc
);
1946 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1947 s
->slice
.width
- 1, s
->slice
.height
- 1);
1949 RestoreDC (s
->hdc
,-1);
1953 /* Draw a relief around the image glyph string S. */
1956 x_draw_image_relief (struct glyph_string
*s
)
1958 int x0
, y0
, x1
, y1
, thick
, raised_p
;
1961 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1963 /* If first glyph of S has a left box line, start drawing it to the
1964 right of that line. */
1965 if (s
->face
->box
!= FACE_NO_BOX
1966 && s
->first_glyph
->left_box_line_p
1968 x
+= eabs (s
->face
->box_line_width
);
1970 /* If there is a margin around the image, adjust x- and y-position
1972 if (s
->slice
.x
== 0)
1973 x
+= s
->img
->hmargin
;
1974 if (s
->slice
.y
== 0)
1975 y
+= s
->img
->vmargin
;
1977 if (s
->hl
== DRAW_IMAGE_SUNKEN
1978 || s
->hl
== DRAW_IMAGE_RAISED
)
1980 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1981 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1982 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1986 thick
= eabs (s
->img
->relief
);
1987 raised_p
= s
->img
->relief
> 0;
1992 x1
= x
+ s
->slice
.width
+ thick
- 1;
1993 y1
= y
+ s
->slice
.height
+ thick
- 1;
1995 x_setup_relief_colors (s
);
1996 get_glyph_string_clip_rect (s
, &r
);
1997 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
1999 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
2001 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
2006 /* Draw the foreground of image glyph string S to PIXMAP. */
2009 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2011 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2012 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2014 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2016 /* If first glyph of S has a left box line, start drawing it to the
2017 right of that line. */
2018 if (s
->face
->box
!= FACE_NO_BOX
2019 && s
->first_glyph
->left_box_line_p
2021 x
+= eabs (s
->face
->box_line_width
);
2023 /* If there is a margin around the image, adjust x- and y-position
2025 if (s
->slice
.x
== 0)
2026 x
+= s
->img
->hmargin
;
2027 if (s
->slice
.y
== 0)
2028 y
+= s
->img
->vmargin
;
2032 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2033 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2034 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2035 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2039 HDC mask_dc
= CreateCompatibleDC (hdc
);
2040 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2042 SetTextColor (hdc
, RGB (0, 0, 0));
2043 SetBkColor (hdc
, RGB (255, 255, 255));
2044 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2045 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2046 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2047 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2048 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2049 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2051 SelectObject (mask_dc
, mask_orig_obj
);
2056 SetTextColor (hdc
, s
->gc
->foreground
);
2057 SetBkColor (hdc
, s
->gc
->background
);
2059 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2060 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2062 /* When the image has a mask, we can expect that at
2063 least part of a mouse highlight or a block cursor will
2064 be visible. If the image doesn't have a mask, make
2065 a block cursor visible by drawing a rectangle around
2066 the image. I believe it's looking better if we do
2067 nothing here for mouse-face. */
2068 if (s
->hl
== DRAW_CURSOR
)
2070 int r
= s
->img
->relief
;
2072 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2073 s
->slice
.width
+ r
*2 - 1,
2074 s
->slice
.height
+ r
*2 - 1);
2078 SelectObject (hdc
, orig_brush
);
2079 DeleteObject (fg_brush
);
2080 SelectObject (compat_hdc
, orig_obj
);
2081 DeleteDC (compat_hdc
);
2084 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2085 s
->slice
.width
- 1, s
->slice
.height
- 1);
2087 SelectObject (hdc
, orig_hdc_obj
);
2092 /* Draw part of the background of glyph string S. X, Y, W, and H
2093 give the rectangle to draw. */
2096 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2098 #if 0 /* TODO: stipple */
2101 /* Fill background with a stipple pattern. */
2102 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2103 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2104 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2108 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2112 /* Draw image glyph string S.
2115 s->x +-------------------------
2118 | +-------------------------
2121 | | +-------------------
2127 x_draw_image_glyph_string (struct glyph_string
*s
)
2130 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2131 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2135 height
= s
->height
- 2 * box_line_vwidth
;
2137 /* Fill background with face under the image. Do it only if row is
2138 taller than image or if image has a clip mask to reduce
2140 s
->stippled_p
= s
->face
->stipple
!= 0;
2141 if (height
> s
->slice
.height
2145 || s
->img
->pixmap
== 0
2146 || s
->width
!= s
->background_width
)
2149 if (s
->first_glyph
->left_box_line_p
2151 x
+= box_line_hwidth
;
2154 if (s
->slice
.y
== 0)
2155 y
+= box_line_vwidth
;
2157 #if 0 /* TODO: figure out if we need to do this on Windows. */
2160 /* Create a pixmap as large as the glyph string. Fill it
2161 with the background color. Copy the image to it, using
2162 its mask. Copy the temporary pixmap to the display. */
2163 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2164 int depth
= DefaultDepthOfScreen (screen
);
2166 /* Create a pixmap as large as the glyph string. */
2167 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2168 s
->background_width
,
2171 /* Don't clip in the following because we're working on the
2173 XSetClipMask (s
->display
, s
->gc
, None
);
2175 /* Fill the pixmap with the background color/stipple. */
2178 /* Fill background with a stipple pattern. */
2179 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2180 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2181 0, 0, s
->background_width
, s
->height
);
2182 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2187 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2189 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2190 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2191 0, 0, s
->background_width
, s
->height
);
2192 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2197 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2199 s
->background_filled_p
= 1;
2202 /* Draw the foreground. */
2205 w32_draw_image_foreground_1 (s
, pixmap
);
2206 x_set_glyph_string_clipping (s
);
2208 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2209 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2210 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2211 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2213 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2214 SetBkColor (s
->hdc
, s
->gc
->background
);
2215 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2216 compat_hdc
, 0, 0, SRCCOPY
);
2218 SelectObject (s
->hdc
, orig_brush
);
2219 DeleteObject (fg_brush
);
2220 SelectObject (compat_hdc
, orig_obj
);
2221 DeleteDC (compat_hdc
);
2223 DeleteObject (pixmap
);
2227 x_draw_image_foreground (s
);
2229 /* If we must draw a relief around the image, do it. */
2231 || s
->hl
== DRAW_IMAGE_RAISED
2232 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2233 x_draw_image_relief (s
);
2237 /* Draw stretch glyph string S. */
2240 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2242 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2244 if (s
->hl
== DRAW_CURSOR
2245 && !x_stretch_cursor_p
)
2247 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2248 wide as the stretch glyph. */
2249 int width
, background_width
= s
->background_width
;
2252 if (!s
->row
->reversed_p
)
2254 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2258 background_width
-= left_x
- x
;
2264 /* In R2L rows, draw the cursor on the right edge of the
2266 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2268 if (x
+ background_width
> right_x
)
2269 background_width
-= x
- right_x
;
2270 x
+= background_width
;
2272 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2273 if (s
->row
->reversed_p
)
2277 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2279 /* Clear rest using the GC of the original non-cursor face. */
2280 if (width
< background_width
)
2282 XGCValues
*gc
= s
->face
->gc
;
2284 int w
= background_width
- width
, h
= s
->height
;
2288 if (!s
->row
->reversed_p
)
2292 if (s
->row
->mouse_face_p
2293 && cursor_in_mouse_face_p (s
->w
))
2295 x_set_mouse_face_gc (s
);
2301 get_glyph_string_clip_rect (s
, &r
);
2302 w32_set_clip_rectangle (hdc
, &r
);
2304 #if 0 /* TODO: stipple */
2305 if (s
->face
->stipple
)
2307 /* Fill background with a stipple pattern. */
2308 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2309 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2310 XSetFillStyle (s
->display
, gc
, FillSolid
);
2315 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2319 else if (!s
->background_filled_p
)
2321 int background_width
= s
->background_width
;
2322 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2324 /* Don't draw into left margin, fringe or scrollbar area
2325 except for header line and mode line. */
2326 if (x
< left_x
&& !s
->row
->mode_line_p
)
2328 background_width
-= left_x
- x
;
2331 if (background_width
> 0)
2332 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2335 s
->background_filled_p
= 1;
2339 /* Draw glyph string S. */
2342 x_draw_glyph_string (struct glyph_string
*s
)
2344 int relief_drawn_p
= 0;
2346 /* If S draws into the background of its successor, draw the
2347 background of the successor first so that S can draw into it.
2348 This makes S->next use XDrawString instead of XDrawImageString. */
2349 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2352 struct glyph_string
*next
;
2353 for (width
= 0, next
= s
->next
;
2354 next
&& width
< s
->right_overhang
;
2355 width
+= next
->width
, next
= next
->next
)
2356 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2358 x_set_glyph_string_gc (next
);
2359 x_set_glyph_string_clipping (next
);
2360 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2361 x_draw_stretch_glyph_string (next
);
2363 x_draw_glyph_string_background (next
, 1);
2364 next
->num_clips
= 0;
2368 /* Set up S->gc, set clipping and draw S. */
2369 x_set_glyph_string_gc (s
);
2371 /* Draw relief (if any) in advance for char/composition so that the
2372 glyph string can be drawn over it. */
2373 if (!s
->for_overlaps
2374 && s
->face
->box
!= FACE_NO_BOX
2375 && (s
->first_glyph
->type
== CHAR_GLYPH
2376 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2379 x_set_glyph_string_clipping (s
);
2380 x_draw_glyph_string_background (s
, 1);
2381 x_draw_glyph_string_box (s
);
2382 x_set_glyph_string_clipping (s
);
2385 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2387 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2388 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2389 /* We must clip just this glyph. left_overhang part has already
2390 drawn when s->prev was drawn, and right_overhang part will be
2391 drawn later when s->next is drawn. */
2392 x_set_glyph_string_clipping_exactly (s
, s
);
2394 x_set_glyph_string_clipping (s
);
2396 switch (s
->first_glyph
->type
)
2399 x_draw_image_glyph_string (s
);
2403 x_draw_stretch_glyph_string (s
);
2407 if (s
->for_overlaps
)
2408 s
->background_filled_p
= 1;
2410 x_draw_glyph_string_background (s
, 0);
2411 x_draw_glyph_string_foreground (s
);
2414 case COMPOSITE_GLYPH
:
2415 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2416 && ! s
->first_glyph
->u
.cmp
.automatic
))
2417 s
->background_filled_p
= 1;
2419 x_draw_glyph_string_background (s
, 1);
2420 x_draw_composite_glyph_string_foreground (s
);
2423 case GLYPHLESS_GLYPH
:
2424 if (s
->for_overlaps
)
2425 s
->background_filled_p
= 1;
2427 x_draw_glyph_string_background (s
, 0);
2428 x_draw_glyphless_glyph_string_foreground (s
);
2435 if (!s
->for_overlaps
)
2437 /* Draw underline. */
2438 if (s
->face
->underline_p
)
2440 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2444 if (s
->face
->underline_defaulted_p
)
2445 color
= s
->gc
->foreground
;
2447 color
= s
->face
->underline_color
;
2449 w32_draw_underwave (s
, color
);
2451 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2453 unsigned long thickness
, position
;
2456 if (s
->prev
&& s
->prev
->face
->underline_p
)
2458 /* We use the same underline style as the previous one. */
2459 thickness
= s
->prev
->underline_thickness
;
2460 position
= s
->prev
->underline_position
;
2464 /* Get the underline thickness. Default is 1 pixel. */
2465 if (s
->font
&& s
->font
->underline_thickness
> 0)
2466 thickness
= s
->font
->underline_thickness
;
2469 if (x_underline_at_descent_line
)
2470 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2473 /* Get the underline position. This is the recommended
2474 vertical offset in pixels from the baseline to the top of
2475 the underline. This is a signed value according to the
2476 specs, and its default is
2478 ROUND ((maximum_descent) / 2), with
2479 ROUND (x) = floor (x + 0.5) */
2481 if (x_use_underline_position_properties
2482 && s
->font
&& s
->font
->underline_position
>= 0)
2483 position
= s
->font
->underline_position
;
2485 position
= (s
->font
->descent
+ 1) / 2;
2487 position
= max (position
, underline_minimum_offset
);
2489 /* Check the sanity of thickness and position. We should
2490 avoid drawing underline out of the current line area. */
2491 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2492 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2493 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2494 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2495 s
->underline_thickness
= thickness
;
2496 s
->underline_position
=position
;
2497 y
= s
->ybase
+ position
;
2498 if (s
->face
->underline_defaulted_p
)
2500 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2505 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2510 /* Draw overline. */
2511 if (s
->face
->overline_p
)
2513 unsigned long dy
= 0, h
= 1;
2515 if (s
->face
->overline_color_defaulted_p
)
2517 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2518 s
->y
+ dy
, s
->width
, h
);
2522 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2523 s
->y
+ dy
, s
->width
, h
);
2527 /* Draw strike-through. */
2528 if (s
->face
->strike_through_p
2529 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2531 unsigned long h
= 1;
2532 unsigned long dy
= (s
->height
- h
) / 2;
2534 if (s
->face
->strike_through_color_defaulted_p
)
2536 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2541 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2542 s
->y
+ dy
, s
->width
, h
);
2546 /* Draw relief if not yet drawn. */
2547 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2548 x_draw_glyph_string_box (s
);
2552 struct glyph_string
*prev
;
2554 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2555 if (prev
->hl
!= s
->hl
2556 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2558 /* As prev was drawn while clipped to its own area, we
2559 must draw the right_overhang part using s->hl now. */
2560 enum draw_glyphs_face save
= prev
->hl
;
2563 x_set_glyph_string_gc (prev
);
2564 x_set_glyph_string_clipping_exactly (s
, prev
);
2565 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2566 x_draw_glyph_string_foreground (prev
);
2568 x_draw_composite_glyph_string_foreground (prev
);
2569 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2571 prev
->num_clips
= 0;
2577 struct glyph_string
*next
;
2579 for (next
= s
->next
; next
; next
= next
->next
)
2580 if (next
->hl
!= s
->hl
2581 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2583 /* As next will be drawn while clipped to its own area,
2584 we must draw the left_overhang part using s->hl now. */
2585 enum draw_glyphs_face save
= next
->hl
;
2588 x_set_glyph_string_gc (next
);
2589 x_set_glyph_string_clipping_exactly (s
, next
);
2590 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2591 x_draw_glyph_string_foreground (next
);
2593 x_draw_composite_glyph_string_foreground (next
);
2594 w32_set_clip_rectangle (next
->hdc
, NULL
);
2596 next
->num_clips
= 0;
2597 next
->clip_head
= s
->next
;
2602 /* Reset clipping. */
2603 w32_set_clip_rectangle (s
->hdc
, NULL
);
2608 /* Shift display to make room for inserted glyphs. */
2611 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2612 int width
, int height
, int shift_by
)
2616 hdc
= get_frame_dc (f
);
2617 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2618 hdc
, x
, y
, SRCCOPY
);
2620 release_frame_dc (f
, hdc
);
2624 /* Delete N glyphs at the nominal cursor position. Not implemented
2628 x_delete_glyphs (struct frame
*f
, register int n
)
2630 if (! FRAME_W32_P (f
))
2637 /* Clear entire frame. */
2640 x_clear_frame (struct frame
*f
)
2642 if (! FRAME_W32_P (f
))
2645 /* Clearing the frame will erase any cursor, so mark them all as no
2647 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2648 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2649 output_cursor
.x
= -1;
2651 /* We don't set the output cursor here because there will always
2652 follow an explicit cursor_to. */
2655 w32_clear_window (f
);
2657 /* We have to clear the scroll bars, too. If we have changed
2658 colors or something like that, then they should be notified. */
2659 x_scroll_bar_clear (f
);
2665 /* Make audible bell. */
2668 w32_ring_bell (struct frame
*f
)
2672 if (FRAME_W32_P (f
) && visible_bell
)
2675 HWND hwnd
= FRAME_W32_WINDOW (f
);
2677 for (i
= 0; i
< 5; i
++)
2679 FlashWindow (hwnd
, TRUE
);
2682 FlashWindow (hwnd
, FALSE
);
2685 w32_sys_ring_bell (f
);
2691 /* Specify how many text lines, from the top of the window,
2692 should be affected by insert-lines and delete-lines operations.
2693 This, and those operations, are used only within an update
2694 that is bounded by calls to x_update_begin and x_update_end. */
2697 w32_set_terminal_window (struct frame
*f
, int n
)
2699 /* This function intentionally left blank. */
2703 /***********************************************************************
2705 ***********************************************************************/
2707 /* Perform an insert-lines or delete-lines operation, inserting N
2708 lines or deleting -N lines at vertical position VPOS. */
2711 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2713 if (! FRAME_W32_P (f
))
2720 /* Scroll part of the display as described by RUN. */
2723 x_scroll_run (struct window
*w
, struct run
*run
)
2725 struct frame
*f
= XFRAME (w
->frame
);
2726 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2727 HWND hwnd
= FRAME_W32_WINDOW (f
);
2730 /* Get frame-relative bounding box of the text display area of W,
2731 without mode lines. Include in this box the left and right
2733 window_box (w
, -1, &x
, &y
, &width
, &height
);
2735 /* If the fringe is adjacent to the left (right) scroll bar of a
2736 leftmost (rightmost, respectively) window, then extend its
2737 background to the gap between the fringe and the bar. */
2738 if ((WINDOW_LEFTMOST_P (w
)
2739 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2740 || (WINDOW_RIGHTMOST_P (w
)
2741 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2743 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2747 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2748 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2749 * FRAME_COLUMN_WIDTH (f
));
2751 if (bar_area_x
+ bar_area_width
== x
)
2753 x
= bar_area_x
+ sb_width
;
2754 width
+= bar_area_width
- sb_width
;
2756 else if (x
+ width
== bar_area_x
)
2757 width
+= bar_area_width
- sb_width
;
2761 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2762 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2763 bottom_y
= y
+ height
;
2767 /* Scrolling up. Make sure we don't copy part of the mode
2768 line at the bottom. */
2769 if (from_y
+ run
->height
> bottom_y
)
2770 height
= bottom_y
- from_y
;
2772 height
= run
->height
;
2773 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2777 /* Scrolling down. Make sure we don't copy over the mode line.
2779 if (to_y
+ run
->height
> bottom_y
)
2780 height
= bottom_y
- to_y
;
2782 height
= run
->height
;
2783 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2788 /* Cursor off. Will be switched on again in x_update_window_end. */
2795 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2796 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2798 from
.left
= to
.left
= x
;
2799 from
.right
= to
.right
= x
+ width
;
2801 from
.bottom
= from_y
+ height
;
2803 to
.bottom
= bottom_y
;
2805 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2806 NULL
, SW_INVALIDATE
);
2808 /* Combine this with what we expect to be dirty. This covers the
2809 case where not all of the region we expect is actually dirty. */
2810 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2812 /* If the dirty region is not what we expected, redraw the entire frame. */
2813 if (!EqualRgn (combined
, expect_dirty
))
2814 SET_FRAME_GARBAGED (f
);
2816 DeleteObject (dirty
);
2817 DeleteObject (combined
);
2821 DeleteObject (expect_dirty
);
2826 /***********************************************************************
2828 ***********************************************************************/
2831 frame_highlight (struct frame
*f
)
2833 x_update_cursor (f
, 1);
2834 x_set_frame_alpha (f
);
2838 frame_unhighlight (struct frame
*f
)
2840 x_update_cursor (f
, 1);
2841 x_set_frame_alpha (f
);
2844 /* The focus has changed. Update the frames as necessary to reflect
2845 the new situation. Note that we can't change the selected frame
2846 here, because the Lisp code we are interrupting might become confused.
2847 Each event gets marked with the frame in which it occurred, so the
2848 Lisp code can tell when the switch took place by examining the events. */
2851 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2853 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2855 if (frame
!= dpyinfo
->w32_focus_frame
)
2857 /* Set this before calling other routines, so that they see
2858 the correct value of w32_focus_frame. */
2859 dpyinfo
->w32_focus_frame
= frame
;
2861 if (old_focus
&& old_focus
->auto_lower
)
2862 x_lower_frame (old_focus
);
2864 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2865 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2867 pending_autoraise_frame
= 0;
2870 x_frame_rehighlight (dpyinfo
);
2874 /* Handle FocusIn and FocusOut state changes for FRAME.
2875 If FRAME has focus and there exists more than one frame, puts
2876 a FOCUS_IN_EVENT into *BUFP. */
2879 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2880 struct frame
*frame
, struct input_event
*bufp
)
2882 if (type
== WM_SETFOCUS
)
2884 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2886 x_new_focus_frame (dpyinfo
, frame
);
2887 dpyinfo
->w32_focus_event_frame
= frame
;
2889 /* Don't stop displaying the initial startup message
2890 for a switch-frame event we don't need. */
2891 if (NILP (Vterminal_frame
)
2892 && CONSP (Vframe_list
)
2893 && !NILP (XCDR (Vframe_list
)))
2895 bufp
->kind
= FOCUS_IN_EVENT
;
2896 XSETFRAME (bufp
->frame_or_window
, frame
);
2900 frame
->output_data
.x
->focus_state
|= state
;
2902 /* TODO: IME focus? */
2904 else if (type
== WM_KILLFOCUS
)
2906 frame
->output_data
.x
->focus_state
&= ~state
;
2908 if (dpyinfo
->w32_focus_event_frame
== frame
)
2910 dpyinfo
->w32_focus_event_frame
= 0;
2911 x_new_focus_frame (dpyinfo
, 0);
2914 /* TODO: IME focus? */
2919 /* The focus may have changed. Figure out if it is a real focus change,
2920 by checking both FocusIn/Out and Enter/LeaveNotify events.
2922 Returns FOCUS_IN_EVENT event in *BUFP. */
2925 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2926 struct input_event
*bufp
)
2928 struct frame
*frame
;
2930 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2934 /* On w32, this is only called from focus events, so no switch needed. */
2935 x_focus_changed (event
->msg
.message
,
2936 (event
->msg
.message
== WM_KILLFOCUS
?
2937 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2938 dpyinfo
, frame
, bufp
);
2942 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2945 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2947 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2950 /* The focus has changed, or we have redirected a frame's focus to
2951 another frame (this happens when a frame uses a surrogate
2952 mini-buffer frame). Shift the highlight as appropriate.
2954 The FRAME argument doesn't necessarily have anything to do with which
2955 frame is being highlighted or un-highlighted; we only use it to find
2956 the appropriate X display info. */
2959 w32_frame_rehighlight (struct frame
*frame
)
2961 if (! FRAME_W32_P (frame
))
2963 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2967 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2969 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2971 if (dpyinfo
->w32_focus_frame
)
2973 dpyinfo
->x_highlight_frame
2974 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2975 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2976 : dpyinfo
->w32_focus_frame
);
2977 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2979 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2980 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2984 dpyinfo
->x_highlight_frame
= 0;
2986 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2989 frame_unhighlight (old_highlight
);
2990 if (dpyinfo
->x_highlight_frame
)
2991 frame_highlight (dpyinfo
->x_highlight_frame
);
2995 /* Keyboard processing - modifier keys, etc. */
2997 /* Convert a keysym to its name. */
3000 x_get_keysym_name (int keysym
)
3002 /* Make static so we can always return it */
3003 static char value
[100];
3006 GetKeyNameText (keysym
, value
, 100);
3013 codepage_for_locale (LCID locale
)
3017 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3024 /* Mouse clicks and mouse movement. Rah. */
3026 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3027 the state in PUP. XBUTTON provides extra information for extended mouse
3028 button messages. Returns FALSE if unable to parse the message. */
3030 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3037 case WM_LBUTTONDOWN
:
3045 case WM_MBUTTONDOWN
:
3046 if (NILP (Vw32_swap_mouse_buttons
))
3053 if (NILP (Vw32_swap_mouse_buttons
))
3059 case WM_RBUTTONDOWN
:
3060 if (NILP (Vw32_swap_mouse_buttons
))
3067 if (NILP (Vw32_swap_mouse_buttons
))
3073 case WM_XBUTTONDOWN
:
3074 button
= xbutton
+ 2;
3078 button
= xbutton
+ 2;
3086 if (pbutton
) *pbutton
= button
;
3092 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3094 If the event is a button press, then note that we have grabbed
3098 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3103 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3106 /* Make the event type NO_EVENT; we'll change that when we decide
3108 result
->kind
= MOUSE_CLICK_EVENT
;
3109 result
->code
= button
;
3110 result
->timestamp
= msg
->msg
.time
;
3111 result
->modifiers
= (msg
->dwModifiers
3116 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3117 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3118 XSETFRAME (result
->frame_or_window
, f
);
3124 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3129 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3132 result
->timestamp
= msg
->msg
.time
;
3134 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3135 forward, away from the user (up); a negative value indicates that
3136 the wheel was rotated backward, toward the user (down). */
3137 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3139 /* The up and down modifiers indicate if the wheel was rotated up or
3140 down based on WHEEL_DELTA value. */
3141 result
->modifiers
= (msg
->dwModifiers
3142 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3144 /* With multiple monitors, we can legitimately get negative
3145 coordinates, so cast to short to interpret them correctly. */
3146 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3147 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3148 ScreenToClient (msg
->msg
.hwnd
, &p
);
3149 XSETINT (result
->x
, p
.x
);
3150 XSETINT (result
->y
, p
.y
);
3151 XSETFRAME (result
->frame_or_window
, f
);
3157 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3167 result
->kind
= DRAG_N_DROP_EVENT
;
3169 result
->timestamp
= msg
->msg
.time
;
3170 result
->modifiers
= msg
->dwModifiers
;
3172 hdrop
= (HDROP
) msg
->msg
.wParam
;
3173 DragQueryPoint (hdrop
, &p
);
3176 p
.x
= LOWORD (msg
->msg
.lParam
);
3177 p
.y
= HIWORD (msg
->msg
.lParam
);
3178 ScreenToClient (msg
->msg
.hwnd
, &p
);
3181 XSETINT (result
->x
, p
.x
);
3182 XSETINT (result
->y
, p
.y
);
3184 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3187 for (i
= 0; i
< num_files
; i
++)
3189 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3192 name
= alloca (len
+ 1);
3193 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3194 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3199 XSETFRAME (frame
, f
);
3200 result
->frame_or_window
= frame
;
3201 result
->arg
= files
;
3206 /* Function to report a mouse movement to the mainstream Emacs code.
3207 The input handler calls this.
3209 We have received a mouse movement event, which is given in *event.
3210 If the mouse is over a different glyph than it was last time, tell
3211 the mainstream emacs code by setting mouse_moved. If not, ask for
3212 another motion event, so we can check again the next time it moves. */
3214 static MSG last_mouse_motion_event
;
3215 static Lisp_Object last_mouse_motion_frame
;
3218 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3220 int mouse_x
= LOWORD (msg
->lParam
);
3221 int mouse_y
= HIWORD (msg
->lParam
);
3223 last_mouse_movement_time
= msg
->time
;
3224 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3225 XSETFRAME (last_mouse_motion_frame
, frame
);
3227 if (!FRAME_X_OUTPUT (frame
))
3230 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3232 frame
->mouse_moved
= 1;
3233 last_mouse_scroll_bar
= Qnil
;
3234 note_mouse_highlight (frame
, -1, -1);
3235 last_mouse_glyph_frame
= 0;
3239 /* Has the mouse moved off the glyph it was on at the last sighting? */
3240 if (frame
!= last_mouse_glyph_frame
3241 || mouse_x
< last_mouse_glyph
.left
3242 || mouse_x
>= last_mouse_glyph
.right
3243 || mouse_y
< last_mouse_glyph
.top
3244 || mouse_y
>= last_mouse_glyph
.bottom
)
3246 frame
->mouse_moved
= 1;
3247 last_mouse_scroll_bar
= Qnil
;
3248 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3249 /* Remember the mouse position here, as w32_mouse_position only
3250 gets called when mouse tracking is enabled but we also need
3251 to keep track of the mouse for help_echo and highlighting at
3253 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3254 last_mouse_glyph_frame
= frame
;
3262 /************************************************************************
3264 ************************************************************************/
3266 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3267 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3268 enum scroll_bar_part
*,
3269 Lisp_Object
*, Lisp_Object
*,
3271 static void x_check_fullscreen (struct frame
*);
3274 redo_mouse_highlight (void)
3276 if (!NILP (last_mouse_motion_frame
)
3277 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3278 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3279 LOWORD (last_mouse_motion_event
.lParam
),
3280 HIWORD (last_mouse_motion_event
.lParam
));
3284 w32_define_cursor (Window window
, Cursor cursor
)
3286 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3288 /* Return the current position of the mouse.
3289 *fp should be a frame which indicates which display to ask about.
3291 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3292 and *part to the frame, window, and scroll bar part that the mouse
3293 is over. Set *x and *y to the portion and whole of the mouse's
3294 position on the scroll bar.
3296 If the mouse movement started elsewhere, set *fp to the frame the
3297 mouse is on, *bar_window to nil, and *x and *y to the character cell
3300 Set *time to the server time-stamp for the time at which the mouse
3301 was at this position.
3303 Don't store anything if we don't have a valid set of values to report.
3305 This clears the mouse_moved flag, so we can wait for the next mouse
3309 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3310 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3311 unsigned long *time
)
3317 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3318 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3323 Lisp_Object frame
, tail
;
3325 /* Clear the mouse-moved flag for every frame on this display. */
3326 FOR_EACH_FRAME (tail
, frame
)
3327 XFRAME (frame
)->mouse_moved
= 0;
3329 last_mouse_scroll_bar
= Qnil
;
3333 /* Now we have a position on the root; find the innermost window
3334 containing the pointer. */
3336 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3337 && FRAME_LIVE_P (last_mouse_frame
))
3339 /* If mouse was grabbed on a frame, give coords for that frame
3340 even if the mouse is now outside it. */
3341 f1
= last_mouse_frame
;
3345 /* Is window under mouse one of our frames? */
3346 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3347 WindowFromPoint (pt
));
3350 /* If not, is it one of our scroll bars? */
3353 struct scroll_bar
*bar
3354 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3358 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3362 if (f1
== 0 && insist
> 0)
3363 f1
= SELECTED_FRAME ();
3367 /* Ok, we found a frame. Store all the values.
3368 last_mouse_glyph is a rectangle used to reduce the
3369 generation of mouse events. To not miss any motion
3370 events, we must divide the frame into rectangles of the
3371 size of the smallest character that could be displayed
3372 on it, i.e. into the same rectangles that matrices on
3373 the frame are divided into. */
3375 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3376 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3377 last_mouse_glyph_frame
= f1
;
3384 *time
= last_mouse_movement_time
;
3393 /***********************************************************************
3395 ***********************************************************************/
3397 /* Handle mouse button event on the tool-bar of frame F, at
3398 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3399 or ButtonRelease. */
3402 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3404 int x
= XFASTINT (button_event
->x
);
3405 int y
= XFASTINT (button_event
->y
);
3407 if (button_event
->modifiers
& down_modifier
)
3408 handle_tool_bar_click (f
, x
, y
, 1, 0);
3410 handle_tool_bar_click (f
, x
, y
, 0,
3411 button_event
->modifiers
& ~up_modifier
);
3416 /***********************************************************************
3418 ***********************************************************************/
3420 /* Scroll bar support. */
3422 /* Given a window ID, find the struct scroll_bar which manages it.
3423 This can be called in GC, so we have to make sure to strip off mark
3426 static struct scroll_bar
*
3427 x_window_to_scroll_bar (Window window_id
)
3431 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3433 Lisp_Object frame
, bar
, condemned
;
3435 frame
= XCAR (tail
);
3436 /* All elements of Vframe_list should be frames. */
3437 if (! FRAMEP (frame
))
3440 /* Scan this frame's scroll bar list for a scroll bar with the
3442 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3443 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3444 /* This trick allows us to search both the ordinary and
3445 condemned scroll bar lists with one loop. */
3446 ! NILP (bar
) || (bar
= condemned
,
3449 bar
= XSCROLL_BAR (bar
)->next
)
3450 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3451 return XSCROLL_BAR (bar
);
3459 /* Set the thumb size and position of scroll bar BAR. We are currently
3460 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3463 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3464 int portion
, int position
, int whole
)
3466 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3467 /* We use the whole scroll-bar height in the calculations below, to
3468 avoid strange effects like scrolling backwards when just clicking
3469 on the handle (without moving it). */
3470 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3471 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3472 int sb_page
, sb_pos
;
3473 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3476 /* We used to change the nPage setting while dragging the handle,
3477 but that had very strange effects (such as scrolling backwards
3478 while dragging downwards).
3480 Now, we don't change the nPage setting while dragging unless we
3481 get near to the end of the buffer, in which case we often have to
3482 resize the handle to "go all the way". */
3488 si
.cbSize
= sizeof (si
);
3489 si
.fMask
= SIF_POS
| SIF_PAGE
;
3490 GetScrollInfo (w
, SB_CTL
, &si
);
3491 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3499 /* Position scroll bar at rock bottom if the bottom of the
3500 buffer is visible. This avoids shrinking the thumb away
3501 to nothing if it is held at the bottom of the buffer. */
3502 if (position
+ portion
>= whole
&& !draggingp
)
3504 sb_page
= range
* (whole
- position
) / whole
;
3509 sb_pos
= position
* range
/ whole
;
3510 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3519 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3523 si
.cbSize
= sizeof (si
);
3524 si
.fMask
= SIF_PAGE
| SIF_POS
;
3528 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3534 /************************************************************************
3535 Scroll bars, general
3536 ************************************************************************/
3539 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3541 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3542 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3546 /*#define ATTACH_THREADS*/
3549 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3551 #ifndef ATTACH_THREADS
3552 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3553 (WPARAM
) hwnd
, (LPARAM
) how
);
3555 return ShowWindow (hwnd
, how
);
3560 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3561 int x
, int y
, int cx
, int cy
, UINT flags
)
3563 #ifndef ATTACH_THREADS
3565 pos
.hwndInsertAfter
= hwndAfter
;
3571 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3573 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3579 my_set_focus (struct frame
* f
, HWND hwnd
)
3581 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3587 my_set_foreground_window (HWND hwnd
)
3589 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3594 my_destroy_window (struct frame
* f
, HWND hwnd
)
3596 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3601 my_bring_window_to_top (HWND hwnd
)
3603 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3606 /* Create a scroll bar and return the scroll bar vector for it. W is
3607 the Emacs window on which to create the scroll bar. TOP, LEFT,
3608 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3611 static struct scroll_bar
*
3612 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3614 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3617 struct scroll_bar
*bar
3618 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3623 XSETWINDOW (bar
->window
, w
);
3624 XSETINT (bar
->top
, top
);
3625 XSETINT (bar
->left
, left
);
3626 XSETINT (bar
->width
, width
);
3627 XSETINT (bar
->height
, height
);
3628 XSETINT (bar
->start
, 0);
3629 XSETINT (bar
->end
, 0);
3630 bar
->dragging
= Qnil
;
3631 bar
->fringe_extended_p
= Qnil
;
3633 /* Requires geometry to be set before call to create the real window */
3635 hwnd
= my_create_scrollbar (f
, bar
);
3637 si
.cbSize
= sizeof (si
);
3640 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3641 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3645 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3647 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3649 /* Add bar to its frame's list of scroll bars. */
3650 bar
->next
= FRAME_SCROLL_BARS (f
);
3652 XSETVECTOR (barobj
, bar
);
3653 fset_scroll_bars (f
, barobj
);
3654 if (! NILP (bar
->next
))
3655 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3663 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3667 x_scroll_bar_remove (struct scroll_bar
*bar
)
3669 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3673 /* Destroy the window. */
3674 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3676 /* Dissociate this scroll bar from its window. */
3677 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3682 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3683 that we are displaying PORTION characters out of a total of WHOLE
3684 characters, starting at POSITION. If WINDOW has no scroll bar,
3687 w32_set_vertical_scroll_bar (struct window
*w
,
3688 int portion
, int whole
, int position
)
3690 struct frame
*f
= XFRAME (w
->frame
);
3692 struct scroll_bar
*bar
;
3693 int top
, height
, left
, sb_left
, width
, sb_width
;
3694 int window_y
, window_height
;
3695 int fringe_extended_p
;
3697 /* Get window dimensions. */
3698 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3700 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3701 height
= window_height
;
3703 /* Compute the left edge of the scroll bar area. */
3704 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3706 /* Compute the width of the scroll bar which might be less than
3707 the width of the area reserved for the scroll bar. */
3708 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3709 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3713 /* Compute the left edge of the scroll bar. */
3714 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3715 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3717 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3719 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3720 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3721 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3722 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3723 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3725 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3726 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3727 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3728 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3730 /* Does the scroll bar exist yet? */
3731 if (NILP (w
->vertical_scroll_bar
))
3735 if (width
> 0 && height
> 0)
3737 hdc
= get_frame_dc (f
);
3738 if (fringe_extended_p
)
3739 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3741 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3742 release_frame_dc (f
, hdc
);
3746 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3750 /* It may just need to be moved and resized. */
3753 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3754 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3756 /* If already correctly positioned, do nothing. */
3757 if ( XINT (bar
->left
) == sb_left
3758 && XINT (bar
->top
) == top
3759 && XINT (bar
->width
) == sb_width
3760 && XINT (bar
->height
) == height
3761 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3763 /* Redraw after clear_frame. */
3764 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3765 InvalidateRect (hwnd
, NULL
, FALSE
);
3773 if (width
&& height
)
3775 hdc
= get_frame_dc (f
);
3776 /* Since Windows scroll bars are smaller than the space reserved
3777 for them on the frame, we have to clear "under" them. */
3778 if (fringe_extended_p
)
3779 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3781 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3782 release_frame_dc (f
, hdc
);
3784 /* Make sure scroll bar is "visible" before moving, to ensure the
3785 area of the parent window now exposed will be refreshed. */
3786 my_show_window (f
, hwnd
, SW_HIDE
);
3787 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3788 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3789 max (height
, 1), TRUE
);
3791 si
.cbSize
= sizeof (si
);
3792 si
.fMask
= SIF_RANGE
;
3794 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3795 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3797 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3799 my_show_window (f
, hwnd
, SW_NORMAL
);
3800 /* InvalidateRect (w, NULL, FALSE); */
3802 /* Remember new settings. */
3803 XSETINT (bar
->left
, sb_left
);
3804 XSETINT (bar
->top
, top
);
3805 XSETINT (bar
->width
, sb_width
);
3806 XSETINT (bar
->height
, height
);
3811 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3813 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3814 XSETVECTOR (barobj
, bar
);
3815 wset_vertical_scroll_bar (w
, barobj
);
3819 /* The following three hooks are used when we're doing a thorough
3820 redisplay of the frame. We don't explicitly know which scroll bars
3821 are going to be deleted, because keeping track of when windows go
3822 away is a real pain - "Can you say set-window-configuration, boys
3823 and girls?" Instead, we just assert at the beginning of redisplay
3824 that *all* scroll bars are to be removed, and then save a scroll bar
3825 from the fiery pit when we actually redisplay its window. */
3827 /* Arrange for all scroll bars on FRAME to be removed at the next call
3828 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3829 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3832 w32_condemn_scroll_bars (FRAME_PTR frame
)
3834 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3835 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3838 bar
= FRAME_SCROLL_BARS (frame
);
3839 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3840 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3841 XSCROLL_BAR (bar
)->prev
= Qnil
;
3842 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3843 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3844 fset_condemned_scroll_bars (frame
, bar
);
3849 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3850 Note that WINDOW isn't necessarily condemned at all. */
3853 w32_redeem_scroll_bar (struct window
*window
)
3855 struct scroll_bar
*bar
;
3859 /* We can't redeem this window's scroll bar if it doesn't have one. */
3860 if (NILP (window
->vertical_scroll_bar
))
3863 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3865 /* Unlink it from the condemned list. */
3866 f
= XFRAME (WINDOW_FRAME (window
));
3867 if (NILP (bar
->prev
))
3869 /* If the prev pointer is nil, it must be the first in one of
3871 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3872 /* It's not condemned. Everything's fine. */
3874 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3875 window
->vertical_scroll_bar
))
3876 fset_condemned_scroll_bars (f
, bar
->next
);
3878 /* If its prev pointer is nil, it must be at the front of
3879 one or the other! */
3883 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3885 if (! NILP (bar
->next
))
3886 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
3888 bar
->next
= FRAME_SCROLL_BARS (f
);
3890 XSETVECTOR (barobj
, bar
);
3891 fset_scroll_bars (f
, barobj
);
3892 if (! NILP (bar
->next
))
3893 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3896 /* Remove all scroll bars on FRAME that haven't been saved since the
3897 last call to `*condemn_scroll_bars_hook'. */
3900 w32_judge_scroll_bars (FRAME_PTR f
)
3902 Lisp_Object bar
, next
;
3904 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
3906 /* Clear out the condemned list now so we won't try to process any
3907 more events on the hapless scroll bars. */
3908 fset_condemned_scroll_bars (f
, Qnil
);
3910 for (; ! NILP (bar
); bar
= next
)
3912 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
3914 x_scroll_bar_remove (b
);
3917 b
->next
= b
->prev
= Qnil
;
3920 /* Now there should be no references to the condemned scroll bars,
3921 and they should get garbage-collected. */
3924 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
3925 is set to something other than NO_EVENT, it is enqueued.
3927 This may be called from a signal handler, so we have to ignore GC
3931 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
3932 struct input_event
*emacs_event
)
3934 if (! WINDOWP (bar
->window
))
3937 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
3938 emacs_event
->code
= 0;
3939 /* not really meaningful to distinguish up/down */
3940 emacs_event
->modifiers
= msg
->dwModifiers
;
3941 emacs_event
->frame_or_window
= bar
->window
;
3942 emacs_event
->arg
= Qnil
;
3943 emacs_event
->timestamp
= msg
->msg
.time
;
3946 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3948 int dragging
= !NILP (bar
->dragging
);
3951 si
.cbSize
= sizeof (si
);
3954 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
3957 bar
->dragging
= Qnil
;
3960 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
3962 switch (LOWORD (msg
->msg
.wParam
))
3965 emacs_event
->part
= scroll_bar_down_arrow
;
3968 emacs_event
->part
= scroll_bar_up_arrow
;
3971 emacs_event
->part
= scroll_bar_above_handle
;
3974 emacs_event
->part
= scroll_bar_below_handle
;
3977 emacs_event
->part
= scroll_bar_handle
;
3981 emacs_event
->part
= scroll_bar_handle
;
3985 case SB_THUMBPOSITION
:
3986 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3987 y
= HIWORD (msg
->msg
.wParam
);
3989 emacs_event
->part
= scroll_bar_handle
;
3991 /* "Silently" update current position. */
3995 si
.cbSize
= sizeof (si
);
3998 /* Remember apparent position (we actually lag behind the real
3999 position, so don't set that directly). */
4000 last_scroll_bar_drag_pos
= y
;
4002 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4006 /* If this is the end of a drag sequence, then reset the scroll
4007 handle size to normal and do a final redraw. Otherwise do
4012 int start
= XINT (bar
->start
);
4013 int end
= XINT (bar
->end
);
4015 si
.cbSize
= sizeof (si
);
4016 si
.fMask
= SIF_PAGE
| SIF_POS
;
4017 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4018 si
.nPos
= last_scroll_bar_drag_pos
;
4019 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4023 emacs_event
->kind
= NO_EVENT
;
4027 XSETINT (emacs_event
->x
, y
);
4028 XSETINT (emacs_event
->y
, top_range
);
4034 /* Return information to the user about the current position of the mouse
4035 on the scroll bar. */
4038 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4039 enum scroll_bar_part
*part
,
4040 Lisp_Object
*x
, Lisp_Object
*y
,
4041 unsigned long *time
)
4043 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4044 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4045 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4047 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4053 *bar_window
= bar
->window
;
4055 si
.cbSize
= sizeof (si
);
4056 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4058 GetScrollInfo (w
, SB_CTL
, &si
);
4060 top_range
= si
.nMax
- si
.nPage
+ 1;
4062 switch (LOWORD (last_mouse_scroll_bar_pos
))
4064 case SB_THUMBPOSITION
:
4066 *part
= scroll_bar_handle
;
4067 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4068 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4071 *part
= scroll_bar_handle
;
4075 *part
= scroll_bar_handle
;
4080 XSETINT (*y
, top_range
);
4083 last_mouse_scroll_bar
= Qnil
;
4085 *time
= last_mouse_movement_time
;
4091 /* The screen has been cleared so we may have changed foreground or
4092 background colors, and the scroll bars may need to be redrawn.
4093 Clear out the scroll bars, and ask for expose events, so we can
4097 x_scroll_bar_clear (FRAME_PTR f
)
4101 /* We can have scroll bars even if this is 0,
4102 if we just turned off scroll bar mode.
4103 But in that case we should not clear them. */
4104 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4105 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4106 bar
= XSCROLL_BAR (bar
)->next
)
4108 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4109 HDC hdc
= GetDC (window
);
4112 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4113 arranges to refresh the scroll bar if hidden. */
4114 my_show_window (f
, window
, SW_HIDE
);
4116 GetClientRect (window
, &rect
);
4117 select_palette (f
, hdc
);
4118 w32_clear_rect (f
, hdc
, &rect
);
4119 deselect_palette (f
, hdc
);
4121 ReleaseDC (window
, hdc
);
4126 /* The main W32 event-reading loop - w32_read_socket. */
4128 /* Record the last 100 characters stored
4129 to help debug the loss-of-chars-during-GC problem. */
4131 static int temp_index
;
4132 static short temp_buffer
[100];
4134 /* Temporarily store lead byte of DBCS input sequences. */
4135 static char dbcs_lead
= 0;
4137 /* Read events coming from the W32 shell.
4138 This routine is called by the SIGIO handler.
4139 We return as soon as there are no more events to be read.
4141 We return the number of characters stored into the buffer,
4142 thus pretending to be `read'.
4144 Some of these messages are reposted back to the message queue since the
4145 system calls the windows proc directly in a context where we cannot return
4146 the data nor can we guarantee the state we are in. So if we dispatch them
4147 we will get into an infinite loop. To prevent this from ever happening we
4148 will set a variable to indicate we are in the read_socket call and indicate
4149 which message we are processing since the windows proc gets called
4150 recursively with different messages by the system.
4154 w32_read_socket (struct terminal
*terminal
,
4155 struct input_event
*hold_quit
)
4158 int check_visibility
= 0;
4161 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4162 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4166 /* So people can tell when we have read the available input. */
4167 input_signal_count
++;
4169 /* TODO: ghostscript integration. */
4170 while (get_next_msg (&msg
, FALSE
))
4172 struct input_event inev
;
4176 inev
.kind
= NO_EVENT
;
4179 switch (msg
.msg
.message
)
4181 case WM_EMACS_PAINT
:
4182 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4186 if (msg
.rect
.right
== msg
.rect
.left
||
4187 msg
.rect
.bottom
== msg
.rect
.top
)
4189 /* We may get paint messages even though the client
4190 area is clipped - these are not expose events. */
4191 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4194 else if (f
->async_visible
!= 1)
4196 /* Definitely not obscured, so mark as visible. */
4197 f
->async_visible
= 1;
4198 f
->async_iconified
= 0;
4199 SET_FRAME_GARBAGED (f
);
4200 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4203 /* WM_PAINT serves as MapNotify as well, so report
4204 visibility changes properly. */
4207 inev
.kind
= DEICONIFY_EVENT
;
4208 XSETFRAME (inev
.frame_or_window
, f
);
4210 else if (! NILP (Vframe_list
)
4211 && ! NILP (XCDR (Vframe_list
)))
4212 /* Force a redisplay sooner or later to update the
4213 frame titles in case this is the second frame. */
4214 record_asynch_buffer_change ();
4218 HDC hdc
= get_frame_dc (f
);
4220 /* Erase background again for safety. */
4221 w32_clear_rect (f
, hdc
, &msg
.rect
);
4222 release_frame_dc (f
, hdc
);
4226 msg
.rect
.right
- msg
.rect
.left
,
4227 msg
.rect
.bottom
- msg
.rect
.top
);
4232 case WM_INPUTLANGCHANGE
:
4233 /* Generate a language change event. */
4234 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4236 /* lParam contains the input language ID in its low 16 bits.
4237 Use it to update our record of the keyboard codepage. */
4238 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4243 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4244 XSETFRAME (inev
.frame_or_window
, f
);
4245 inev
.code
= w32_keyboard_codepage
;
4246 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4252 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4254 if (f
&& !f
->iconified
)
4256 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4257 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4259 clear_mouse_face (hlinfo
);
4260 hlinfo
->mouse_face_hidden
= 1;
4263 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4265 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4266 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4267 inev
.code
= msg
.msg
.wParam
;
4268 inev
.modifiers
= msg
.dwModifiers
;
4269 XSETFRAME (inev
.frame_or_window
, f
);
4270 inev
.timestamp
= msg
.msg
.time
;
4277 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4279 if (f
&& !f
->iconified
)
4281 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4282 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4284 clear_mouse_face (hlinfo
);
4285 hlinfo
->mouse_face_hidden
= 1;
4288 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4290 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4292 inev
.modifiers
= msg
.dwModifiers
;
4293 XSETFRAME (inev
.frame_or_window
, f
);
4294 inev
.timestamp
= msg
.msg
.time
;
4296 if (msg
.msg
.message
== WM_UNICHAR
)
4298 inev
.code
= msg
.msg
.wParam
;
4300 else if (msg
.msg
.wParam
< 256)
4305 dbcs
[1] = (char) msg
.msg
.wParam
;
4309 dbcs
[0] = dbcs_lead
;
4311 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4315 DebPrint (("Invalid DBCS sequence: %d %d\n",
4317 inev
.kind
= NO_EVENT
;
4321 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4322 (BYTE
) msg
.msg
.wParam
))
4324 dbcs_lead
= (char) msg
.msg
.wParam
;
4325 inev
.kind
= NO_EVENT
;
4330 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4331 &dbcs
[1], 1, &code
, 1))
4333 /* What to do with garbage? */
4334 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4335 inev
.kind
= NO_EVENT
;
4343 /* Windows shouldn't generate WM_CHAR events above 0xFF
4344 in non-Unicode message handlers. */
4345 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4346 inev
.kind
= NO_EVENT
;
4349 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4350 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4355 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4357 if (f
&& !f
->iconified
)
4359 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4360 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4362 clear_mouse_face (hlinfo
);
4363 hlinfo
->mouse_face_hidden
= 1;
4366 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4368 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4369 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4370 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4371 inev
.modifiers
= msg
.dwModifiers
;
4372 XSETFRAME (inev
.frame_or_window
, f
);
4373 inev
.timestamp
= msg
.msg
.time
;
4378 /* Ignore non-movement. */
4380 int x
= LOWORD (msg
.msg
.lParam
);
4381 int y
= HIWORD (msg
.msg
.lParam
);
4382 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4384 last_mousemove_x
= x
;
4385 last_mousemove_y
= y
;
4388 previous_help_echo_string
= help_echo_string
;
4389 help_echo_string
= Qnil
;
4391 if (dpyinfo
->grabbed
&& last_mouse_frame
4392 && FRAME_LIVE_P (last_mouse_frame
))
4393 f
= last_mouse_frame
;
4395 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4397 if (hlinfo
->mouse_face_hidden
)
4399 hlinfo
->mouse_face_hidden
= 0;
4400 clear_mouse_face (hlinfo
);
4405 /* Generate SELECT_WINDOW_EVENTs when needed. */
4406 if (!NILP (Vmouse_autoselect_window
))
4409 int x
= LOWORD (msg
.msg
.lParam
);
4410 int y
= HIWORD (msg
.msg
.lParam
);
4412 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4414 /* Window will be selected only when it is not
4415 selected now and last mouse movement event was
4416 not in it. Minibuffer window will be selected
4417 only when it is active. */
4418 if (WINDOWP (window
)
4419 && !EQ (window
, last_window
)
4420 && !EQ (window
, selected_window
)
4421 /* For click-to-focus window managers
4422 create event iff we don't leave the
4424 && (focus_follows_mouse
4425 || (EQ (XWINDOW (window
)->frame
,
4426 XWINDOW (selected_window
)->frame
))))
4428 inev
.kind
= SELECT_WINDOW_EVENT
;
4429 inev
.frame_or_window
= window
;
4432 last_window
= window
;
4434 if (!note_mouse_movement (f
, &msg
.msg
))
4435 help_echo_string
= previous_help_echo_string
;
4439 /* If we move outside the frame, then we're
4440 certainly no longer on any text in the frame. */
4441 clear_mouse_face (hlinfo
);
4444 /* If the contents of the global variable help_echo_string
4445 has changed, generate a HELP_EVENT. */
4446 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4447 But it was originally changed to this to fix a bug, so I have
4448 not removed it completely in case the bug is still there. */
4449 if (help_echo_string
!= previous_help_echo_string
||
4450 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4451 #else /* This is what xterm.c does. */
4452 if (!NILP (help_echo_string
)
4453 || !NILP (previous_help_echo_string
))
4458 case WM_LBUTTONDOWN
:
4460 case WM_MBUTTONDOWN
:
4462 case WM_RBUTTONDOWN
:
4464 case WM_XBUTTONDOWN
:
4467 /* If we decide we want to generate an event to be seen
4468 by the rest of Emacs, we put it here. */
4473 if (dpyinfo
->grabbed
&& last_mouse_frame
4474 && FRAME_LIVE_P (last_mouse_frame
))
4475 f
= last_mouse_frame
;
4477 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4481 construct_mouse_click (&inev
, &msg
, f
);
4483 /* Is this in the tool-bar? */
4484 if (WINDOWP (f
->tool_bar_window
)
4485 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4488 int x
= XFASTINT (inev
.x
);
4489 int y
= XFASTINT (inev
.y
);
4491 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4493 if (EQ (window
, f
->tool_bar_window
))
4495 w32_handle_tool_bar_click (f
, &inev
);
4501 || (dpyinfo
->w32_focus_frame
4502 && f
!= dpyinfo
->w32_focus_frame
))
4503 inev
.kind
= NO_EVENT
;
4506 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4511 dpyinfo
->grabbed
&= ~ (1 << button
);
4515 dpyinfo
->grabbed
|= (1 << button
);
4516 last_mouse_frame
= f
;
4517 /* Ignore any mouse motion that happened
4518 before this event; any subsequent mouse-movement
4519 Emacs events should reflect only motion after
4525 last_tool_bar_item
= -1;
4531 case WM_MOUSEHWHEEL
:
4533 if (dpyinfo
->grabbed
&& last_mouse_frame
4534 && FRAME_LIVE_P (last_mouse_frame
))
4535 f
= last_mouse_frame
;
4537 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4542 if (!dpyinfo
->w32_focus_frame
4543 || f
== dpyinfo
->w32_focus_frame
)
4545 /* Emit an Emacs wheel-up/down event. */
4546 construct_mouse_wheel (&inev
, &msg
, f
);
4548 /* Ignore any mouse motion that happened before this
4549 event; any subsequent mouse-movement Emacs events
4550 should reflect only motion after the
4554 last_mouse_frame
= f
;
4555 last_tool_bar_item
= -1;
4560 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4563 construct_drag_n_drop (&inev
, &msg
, f
);
4568 struct scroll_bar
*bar
=
4569 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4572 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4576 case WM_WINDOWPOSCHANGED
:
4577 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4580 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4581 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4583 check_visibility
= 1;
4587 case WM_ACTIVATEAPP
:
4588 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4590 x_check_fullscreen (f
);
4591 check_visibility
= 1;
4595 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4597 if (f
&& !f
->async_iconified
)
4601 x_real_positions (f
, &x
, &y
);
4606 check_visibility
= 1;
4610 /* wParam non-zero means Window is about to be shown, 0 means
4611 about to be hidden. */
4612 /* Redo the mouse-highlight after the tooltip has gone. */
4613 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4616 redo_mouse_highlight ();
4619 /* If window has been obscured or exposed by another window
4620 being maximized or minimized/restored, then recheck
4621 visibility of all frames. Direct changes to our own
4622 windows get handled by WM_SIZE. */
4624 if (msg
.msg
.lParam
!= 0)
4625 check_visibility
= 1;
4628 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4629 f
->async_visible
= msg
.msg
.wParam
;
4633 check_visibility
= 1;
4637 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4639 /* Inform lisp of whether frame has been iconified etc. */
4642 switch (msg
.msg
.wParam
)
4644 case SIZE_MINIMIZED
:
4645 f
->async_visible
= 0;
4646 f
->async_iconified
= 1;
4648 inev
.kind
= ICONIFY_EVENT
;
4649 XSETFRAME (inev
.frame_or_window
, f
);
4652 case SIZE_MAXIMIZED
:
4654 f
->async_visible
= 1;
4655 f
->async_iconified
= 0;
4657 /* wait_reading_process_output will notice this and update
4658 the frame's display structures. */
4659 SET_FRAME_GARBAGED (f
);
4665 /* Reset top and left positions of the Window
4666 here since Windows sends a WM_MOVE message
4667 BEFORE telling us the Window is minimized
4668 when the Window is iconified, with 3000,3000
4670 x_real_positions (f
, &x
, &y
);
4674 inev
.kind
= DEICONIFY_EVENT
;
4675 XSETFRAME (inev
.frame_or_window
, f
);
4677 else if (! NILP (Vframe_list
)
4678 && ! NILP (XCDR (Vframe_list
)))
4679 /* Force a redisplay sooner or later
4680 to update the frame titles
4681 in case this is the second frame. */
4682 record_asynch_buffer_change ();
4687 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4695 GetClientRect (msg
.msg
.hwnd
, &rect
);
4697 height
= rect
.bottom
- rect
.top
;
4698 width
= rect
.right
- rect
.left
;
4700 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4701 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4703 /* TODO: Clip size to the screen dimensions. */
4705 /* Even if the number of character rows and columns has
4706 not changed, the font size may have changed, so we need
4707 to check the pixel dimensions as well. */
4709 if (columns
!= FRAME_COLS (f
)
4710 || rows
!= FRAME_LINES (f
)
4711 || width
!= FRAME_PIXEL_WIDTH (f
)
4712 || height
!= FRAME_PIXEL_HEIGHT (f
))
4714 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4715 SET_FRAME_GARBAGED (f
);
4716 cancel_mouse_face (f
);
4717 FRAME_PIXEL_WIDTH (f
) = width
;
4718 FRAME_PIXEL_HEIGHT (f
) = height
;
4719 f
->win_gravity
= NorthWestGravity
;
4723 check_visibility
= 1;
4727 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4730 if (f
== hlinfo
->mouse_face_mouse_frame
)
4732 /* If we move outside the frame, then we're
4733 certainly no longer on any text in the frame. */
4734 clear_mouse_face (hlinfo
);
4735 hlinfo
->mouse_face_mouse_frame
= 0;
4738 /* Generate a nil HELP_EVENT to cancel a help-echo.
4739 Do it only if there's something to cancel.
4740 Otherwise, the startup message is cleared when
4741 the mouse leaves the frame. */
4742 if (any_help_event_p
)
4748 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4750 dpyinfo
->grabbed
= 0;
4751 check_visibility
= 1;
4755 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4759 if (f
== dpyinfo
->w32_focus_event_frame
)
4760 dpyinfo
->w32_focus_event_frame
= 0;
4762 if (f
== dpyinfo
->w32_focus_frame
)
4763 x_new_focus_frame (dpyinfo
, 0);
4765 if (f
== hlinfo
->mouse_face_mouse_frame
)
4767 /* If we move outside the frame, then we're
4768 certainly no longer on any text in the frame. */
4769 clear_mouse_face (hlinfo
);
4770 hlinfo
->mouse_face_mouse_frame
= 0;
4773 /* Generate a nil HELP_EVENT to cancel a help-echo.
4774 Do it only if there's something to cancel.
4775 Otherwise, the startup message is cleared when
4776 the mouse leaves the frame. */
4777 if (any_help_event_p
)
4781 dpyinfo
->grabbed
= 0;
4782 check_visibility
= 1;
4786 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4790 inev
.kind
= DELETE_WINDOW_EVENT
;
4791 XSETFRAME (inev
.frame_or_window
, f
);
4796 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4800 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4801 XSETFRAME (inev
.frame_or_window
, f
);
4806 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4810 extern void menubar_selection_callback
4811 (FRAME_PTR f
, void * client_data
);
4812 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4815 check_visibility
= 1;
4818 case WM_DISPLAYCHANGE
:
4819 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4823 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4824 DebPrint (("display change: %d %d\n",
4825 (short) LOWORD (msg
.msg
.lParam
),
4826 (short) HIWORD (msg
.msg
.lParam
)));
4829 check_visibility
= 1;
4833 /* Check for messages registered at runtime. */
4834 if (msg
.msg
.message
== msh_mousewheel
)
4836 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4837 msg
.msg
.message
= WM_MOUSEWHEEL
;
4843 if (inev
.kind
!= NO_EVENT
)
4845 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4850 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4855 XSETFRAME (frame
, f
);
4861 if (NILP (help_echo_string
))
4863 help_echo_object
= help_echo_window
= Qnil
;
4867 any_help_event_p
= 1;
4868 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4869 help_echo_object
, help_echo_pos
);
4873 help_echo_string
= Qnil
;
4874 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4880 /* If the focus was just given to an autoraising frame,
4882 /* ??? This ought to be able to handle more than one such frame. */
4883 if (pending_autoraise_frame
)
4885 x_raise_frame (pending_autoraise_frame
);
4886 pending_autoraise_frame
= 0;
4889 /* Check which frames are still visible, if we have enqueued any user
4890 events or been notified of events that may affect visibility. We
4891 do this here because there doesn't seem to be any direct
4892 notification from Windows that the visibility of a window has
4893 changed (at least, not in all cases). */
4894 if (count
> 0 || check_visibility
)
4896 Lisp_Object tail
, frame
;
4898 FOR_EACH_FRAME (tail
, frame
)
4900 FRAME_PTR f
= XFRAME (frame
);
4901 /* The tooltip has been drawn already. Avoid the
4902 SET_FRAME_GARBAGED below. */
4903 if (EQ (frame
, tip_frame
))
4906 /* Check "visible" frames and mark each as obscured or not.
4907 Note that async_visible is nonzero for unobscured and
4908 obscured frames, but zero for hidden and iconified frames. */
4909 if (FRAME_W32_P (f
) && f
->async_visible
)
4915 /* Query clipping rectangle for the entire window area
4916 (GetWindowDC), not just the client portion (GetDC).
4917 Otherwise, the scrollbars and menubar aren't counted as
4918 part of the visible area of the frame, and we may think
4919 the frame is obscured when really a scrollbar is still
4920 visible and gets WM_PAINT messages above. */
4921 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
4922 GetClipBox (hdc
, &clipbox
);
4923 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
4926 if (clipbox
.right
== clipbox
.left
4927 || clipbox
.bottom
== clipbox
.top
)
4929 /* Frame has become completely obscured so mark as
4930 such (we do this by setting async_visible to 2 so
4931 that FRAME_VISIBLE_P is still true, but redisplay
4933 f
->async_visible
= 2;
4935 if (!FRAME_OBSCURED_P (f
))
4937 DebPrint (("frame %p (%s) obscured\n", f
,
4943 /* Frame is not obscured, so mark it as such. */
4944 f
->async_visible
= 1;
4946 if (FRAME_OBSCURED_P (f
))
4948 SET_FRAME_GARBAGED (f
);
4949 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
4952 /* Force a redisplay sooner or later. */
4953 record_asynch_buffer_change ();
4966 /***********************************************************************
4968 ***********************************************************************/
4970 /* Set clipping for output in glyph row ROW. W is the window in which
4971 we operate. GC is the graphics context to set clipping in.
4973 ROW may be a text row or, e.g., a mode line. Text rows must be
4974 clipped to the interior of the window dedicated to text display,
4975 mode lines must be clipped to the whole window. */
4978 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
4981 int window_x
, window_y
, window_width
;
4983 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
4985 clip_rect
.left
= window_x
;
4986 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
4987 clip_rect
.top
= max (clip_rect
.top
, window_y
);
4988 clip_rect
.right
= clip_rect
.left
+ window_width
;
4989 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
4991 w32_set_clip_rectangle (hdc
, &clip_rect
);
4995 /* Draw a hollow box cursor on window W in glyph row ROW. */
4998 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5000 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5004 struct glyph
*cursor_glyph
;
5005 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5007 /* Get the glyph the cursor is on. If we can't tell because
5008 the current matrix is invalid or such, give up. */
5009 cursor_glyph
= get_phys_cursor_glyph (w
);
5010 if (cursor_glyph
== NULL
)
5013 /* Compute frame-relative coordinates for phys cursor. */
5014 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5017 rect
.bottom
= rect
.top
+ h
;
5018 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5020 hdc
= get_frame_dc (f
);
5021 /* Set clipping, draw the rectangle, and reset clipping again. */
5022 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5023 FrameRect (hdc
, &rect
, hb
);
5025 w32_set_clip_rectangle (hdc
, NULL
);
5026 release_frame_dc (f
, hdc
);
5030 /* Draw a bar cursor on window W in glyph row ROW.
5032 Implementation note: One would like to draw a bar cursor with an
5033 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5034 Unfortunately, I didn't find a font yet that has this property set.
5038 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5039 int width
, enum text_cursor_kinds kind
)
5041 struct frame
*f
= XFRAME (w
->frame
);
5042 struct glyph
*cursor_glyph
;
5044 /* If cursor is out of bounds, don't draw garbage. This can happen
5045 in mini-buffer windows when switching between echo area glyphs
5047 cursor_glyph
= get_phys_cursor_glyph (w
);
5048 if (cursor_glyph
== NULL
)
5051 /* If on an image, draw like a normal cursor. That's usually better
5052 visible than drawing a bar, esp. if the image is large so that
5053 the bar might not be in the window. */
5054 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5056 struct glyph_row
*row
;
5057 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5058 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5062 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5063 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5067 /* If the glyph's background equals the color we normally draw
5068 the bar cursor in, the bar cursor in its normal color is
5069 invisible. Use the glyph's foreground color instead in this
5070 case, on the assumption that the glyph's colors are chosen so
5071 that the glyph is legible. */
5072 if (face
->background
== cursor_color
)
5073 cursor_color
= face
->foreground
;
5075 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5077 hdc
= get_frame_dc (f
);
5078 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5080 if (kind
== BAR_CURSOR
)
5083 width
= FRAME_CURSOR_WIDTH (f
);
5084 width
= min (cursor_glyph
->pixel_width
, width
);
5086 w
->phys_cursor_width
= width
;
5088 /* If the character under cursor is R2L, draw the bar cursor
5089 on the right of its glyph, rather than on the left. */
5090 if ((cursor_glyph
->resolved_level
& 1) != 0)
5091 x
+= cursor_glyph
->pixel_width
- width
;
5093 w32_fill_area (f
, hdc
, cursor_color
, x
,
5094 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5095 width
, row
->height
);
5099 int dummy_x
, dummy_y
, dummy_h
;
5102 width
= row
->height
;
5104 width
= min (row
->height
, width
);
5106 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5107 &dummy_y
, &dummy_h
);
5108 w32_fill_area (f
, hdc
, cursor_color
, x
,
5109 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5110 row
->height
- width
),
5111 w
->phys_cursor_width
, width
);
5114 w32_set_clip_rectangle (hdc
, NULL
);
5115 release_frame_dc (f
, hdc
);
5120 /* RIF: Define cursor CURSOR on frame F. */
5123 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5125 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5129 /* RIF: Clear area on frame F. */
5132 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5136 hdc
= get_frame_dc (f
);
5137 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5138 release_frame_dc (f
, hdc
);
5141 /* RIF: Draw or clear cursor on window W. */
5144 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5145 int x
, int y
, int cursor_type
, int cursor_width
,
5146 int on_p
, int active_p
)
5150 /* If the user wants to use the system caret, make sure our own
5151 cursor remains invisible. */
5152 if (w32_use_visible_system_caret
)
5154 /* Call to erase_phys_cursor here seems to use the
5155 wrong values of w->phys_cursor, as they have been
5156 overwritten before this function was called. */
5157 if (w
->phys_cursor_type
!= NO_CURSOR
)
5158 erase_phys_cursor (w
);
5160 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5161 w
->phys_cursor_width
= -1;
5165 w
->phys_cursor_type
= cursor_type
;
5168 w
->phys_cursor_on_p
= 1;
5170 /* If this is the active cursor, we need to track it with the
5171 system caret, so third party software like screen magnifiers
5172 and speech synthesizers can follow the cursor. */
5175 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5176 HWND hwnd
= FRAME_W32_WINDOW (f
);
5179 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5181 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5182 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5184 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5186 /* If the size of the active cursor changed, destroy the old
5188 if (w32_system_caret_hwnd
5189 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5190 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5192 w32_system_caret_height
= w
->phys_cursor_height
;
5194 /* Move the system caret. */
5195 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5198 if (glyph_row
->exact_window_width_line_p
5199 && (glyph_row
->reversed_p
5200 ? (w
->phys_cursor
.hpos
< 0)
5201 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5203 glyph_row
->cursor_in_fringe_p
= 1;
5204 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5208 switch (cursor_type
)
5210 case HOLLOW_BOX_CURSOR
:
5211 x_draw_hollow_cursor (w
, glyph_row
);
5214 case FILLED_BOX_CURSOR
:
5215 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5219 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5223 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5227 w
->phys_cursor_width
= 0;
5241 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5244 HANDLE small_icon
= NULL
;
5246 if (FRAME_W32_WINDOW (f
) == 0)
5250 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5251 else if (STRINGP (icon
))
5253 /* Load the main icon from the named file. */
5254 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5255 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5256 /* Try to load a small icon to go with it. */
5257 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5258 GetSystemMetrics (SM_CXSMICON
),
5259 GetSystemMetrics (SM_CYSMICON
),
5262 else if (SYMBOLP (icon
))
5266 if (EQ (icon
, intern ("application")))
5267 name
= (LPCTSTR
) IDI_APPLICATION
;
5268 else if (EQ (icon
, intern ("hand")))
5269 name
= (LPCTSTR
) IDI_HAND
;
5270 else if (EQ (icon
, intern ("question")))
5271 name
= (LPCTSTR
) IDI_QUESTION
;
5272 else if (EQ (icon
, intern ("exclamation")))
5273 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5274 else if (EQ (icon
, intern ("asterisk")))
5275 name
= (LPCTSTR
) IDI_ASTERISK
;
5276 else if (EQ (icon
, intern ("winlogo")))
5277 name
= (LPCTSTR
) IDI_WINLOGO
;
5281 main_icon
= LoadIcon (NULL
, name
);
5286 if (main_icon
== NULL
)
5289 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5290 (LPARAM
) main_icon
);
5292 /* If there is a small icon that goes with it, set that too. */
5294 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5295 (LPARAM
) small_icon
);
5301 /************************************************************************
5303 ************************************************************************/
5305 /* Display Error Handling functions not used on W32. Listing them here
5306 helps diff stay in step when comparing w32term.c with xterm.c.
5308 x_error_catcher (display, error)
5309 x_catch_errors (dpy)
5310 x_catch_errors_unwind (old_val)
5311 x_check_errors (dpy, format)
5312 x_fully_uncatch_errors ()
5313 x_had_errors_p (dpy)
5314 x_clear_errors (dpy)
5315 x_uncatch_errors (dpy, count)
5317 x_connection_signal (signalnum)
5318 x_connection_closed (dpy, error_message)
5319 x_error_quitter (display, error)
5320 x_error_handler (display, error)
5321 x_io_error_quitter (display)
5326 /* Changing the font of the frame. */
5329 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5331 struct font
*font
= XFONT_OBJECT (font_object
);
5334 fontset
= fontset_from_font (font_object
);
5335 FRAME_FONTSET (f
) = fontset
;
5336 if (FRAME_FONT (f
) == font
)
5337 /* This font is already set in frame F. There's nothing more to
5341 FRAME_FONT (f
) = font
;
5342 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5343 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5344 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5345 FRAME_LINE_HEIGHT (f
) = font
->height
;
5347 compute_fringe_widths (f
, 1);
5349 /* Compute the scroll bar width in character columns. */
5350 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5352 int wid
= FRAME_COLUMN_WIDTH (f
);
5353 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5354 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5358 int wid
= FRAME_COLUMN_WIDTH (f
);
5359 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5362 /* Now make the frame display the given font. */
5363 if (FRAME_X_WINDOW (f
) != 0)
5365 /* Don't change the size of a tip frame; there's no point in
5366 doing it because it's done in Fx_show_tip, and it leads to
5367 problems because the tip frame has no widget. */
5368 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5369 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5372 /* X version sets font of input methods here also. */
5378 /***********************************************************************
5379 TODO: W32 Input Methods
5380 ***********************************************************************/
5381 /* Listing missing functions from xterm.c helps diff stay in step.
5383 xim_destroy_callback (xim, client_data, call_data)
5384 xim_open_dpy (dpyinfo, resource_name)
5386 xim_instantiate_callback (display, client_data, call_data)
5387 xim_initialize (dpyinfo, resource_name)
5388 xim_close_dpy (dpyinfo)
5393 /* Calculate the absolute position in frame F
5394 from its current recorded position values and gravity. */
5397 x_calc_absolute_position (struct frame
*f
)
5399 int flags
= f
->size_hint_flags
;
5401 /* The sum of the widths of the frame's left and right borders, and
5402 the sum of the heights of the frame's top and bottom borders (in
5403 pixels) drawn by Windows. */
5404 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5406 /* Try to get the actual values of these two variables. We compute
5407 the border width (height) by subtracting the width (height) of
5408 the frame's client area from the width (height) of the frame's
5410 WINDOWPLACEMENT wp
= { 0 };
5411 RECT client_rect
= { 0 };
5413 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5414 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5416 left_right_borders_width
=
5417 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5418 (client_rect
.right
- client_rect
.left
);
5420 top_bottom_borders_height
=
5421 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5422 (client_rect
.bottom
- client_rect
.top
);
5426 /* Use sensible default values. */
5427 left_right_borders_width
= 8;
5428 top_bottom_borders_height
= 32;
5431 /* Treat negative positions as relative to the rightmost bottommost
5432 position that fits on the screen. */
5433 if (flags
& XNegative
)
5434 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5435 - FRAME_PIXEL_WIDTH (f
)
5437 - (left_right_borders_width
- 1));
5439 if (flags
& YNegative
)
5440 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5441 - FRAME_PIXEL_HEIGHT (f
)
5443 - (top_bottom_borders_height
- 1));
5445 /* The left_pos and top_pos are now relative to the top and left
5446 screen edges, so the flags should correspond. */
5447 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5450 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5451 to really change the position, and 0 when calling from
5452 x_make_frame_visible (in that case, XOFF and YOFF are the current
5453 position values). It is -1 when calling from x_set_frame_parameters,
5454 which means, do adjust for borders but don't change the gravity. */
5457 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5460 int modified_top
, modified_left
;
5462 if (change_gravity
> 0)
5466 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5468 f
->size_hint_flags
|= XNegative
;
5470 f
->size_hint_flags
|= YNegative
;
5471 f
->win_gravity
= NorthWestGravity
;
5473 x_calc_absolute_position (f
);
5476 x_wm_set_size_hint (f
, (long) 0, 0);
5478 modified_left
= f
->left_pos
;
5479 modified_top
= f
->top_pos
;
5481 my_set_window_pos (FRAME_W32_WINDOW (f
),
5483 modified_left
, modified_top
,
5485 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5490 /* Check if we need to resize the frame due to a fullscreen request.
5491 If so needed, resize the frame. */
5493 x_check_fullscreen (struct frame
*f
)
5495 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5497 int width
, height
, ign
;
5499 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5501 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5503 /* We do not need to move the window, it shall be taken care of
5504 when setting WM manager hints. */
5505 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5507 change_frame_size (f
, height
, width
, 0, 1, 0);
5508 SET_FRAME_GARBAGED (f
);
5509 cancel_mouse_face (f
);
5511 /* Wait for the change of frame size to occur. */
5512 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5517 /* Call this to change the size of frame F's x-window.
5518 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5519 for this size change and subsequent size changes.
5520 Otherwise we leave the window gravity unchanged. */
5523 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5525 int pixelwidth
, pixelheight
;
5529 check_frame_size (f
, &rows
, &cols
);
5530 f
->scroll_bar_actual_width
5531 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5533 compute_fringe_widths (f
, 0);
5535 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5536 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5538 f
->win_gravity
= NorthWestGravity
;
5539 x_wm_set_size_hint (f
, (long) 0, 0);
5544 rect
.left
= rect
.top
= 0;
5545 rect
.right
= pixelwidth
;
5546 rect
.bottom
= pixelheight
;
5548 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5549 FRAME_EXTERNAL_MENU_BAR (f
));
5551 my_set_window_pos (FRAME_W32_WINDOW (f
),
5554 rect
.right
- rect
.left
,
5555 rect
.bottom
- rect
.top
,
5556 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5560 /* The following mirrors what is done in xterm.c. It appears to be
5561 for informing lisp of the new size immediately, while the actual
5562 resize will happen asynchronously. But on Windows, the menu bar
5563 automatically wraps when the frame is too narrow to contain it,
5564 and that causes any calculations made here to come out wrong. The
5565 end is some nasty buggy behavior, including the potential loss
5568 Disabling this code is either not sufficient to fix the problems
5569 completely, or it causes fresh problems, but at least it removes
5570 the most problematic symptom of the minibuffer becoming unusable.
5572 -----------------------------------------------------------------
5574 Now, strictly speaking, we can't be sure that this is accurate,
5575 but the window manager will get around to dealing with the size
5576 change request eventually, and we'll hear how it went when the
5577 ConfigureNotify event gets here.
5579 We could just not bother storing any of this information here,
5580 and let the ConfigureNotify event set everything up, but that
5581 might be kind of confusing to the Lisp code, since size changes
5582 wouldn't be reported in the frame parameters until some random
5583 point in the future when the ConfigureNotify event arrives.
5585 We pass 1 for DELAY since we can't run Lisp code inside of
5587 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5588 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5589 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5591 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5592 receive in the ConfigureNotify event; if we get what we asked
5593 for, then the event won't cause the screen to become garbaged, so
5594 we have to make sure to do it here. */
5595 SET_FRAME_GARBAGED (f
);
5597 /* If cursor was outside the new size, mark it as off. */
5598 mark_window_cursors_off (XWINDOW (f
->root_window
));
5600 /* Clear out any recollection of where the mouse highlighting was,
5601 since it might be in a place that's outside the new frame size.
5602 Actually checking whether it is outside is a pain in the neck,
5603 so don't try--just let the highlighting be done afresh with new size. */
5604 cancel_mouse_face (f
);
5610 /* Mouse warping. */
5612 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5615 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5619 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5620 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5622 if (pix_x
< 0) pix_x
= 0;
5623 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5625 if (pix_y
< 0) pix_y
= 0;
5626 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5628 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5632 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5639 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5640 pt
.x
= rect
.left
+ pix_x
;
5641 pt
.y
= rect
.top
+ pix_y
;
5642 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5644 SetCursorPos (pt
.x
, pt
.y
);
5650 /* focus shifting, raising and lowering. */
5653 x_focus_on_frame (struct frame
*f
)
5655 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5657 /* Give input focus to frame. */
5660 /* Try not to change its Z-order if possible. */
5661 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5662 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5665 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5670 x_unfocus_frame (struct frame
*f
)
5674 /* Raise frame F. */
5676 x_raise_frame (struct frame
*f
)
5680 /* Strictly speaking, raise-frame should only change the frame's Z
5681 order, leaving input focus unchanged. This is reasonable behavior
5682 on X where the usual policy is point-to-focus. However, this
5683 behavior would be very odd on Windows where the usual policy is
5686 On X, if the mouse happens to be over the raised frame, it gets
5687 input focus anyway (so the window with focus will never be
5688 completely obscured) - if not, then just moving the mouse over it
5689 is sufficient to give it focus. On Windows, the user must actually
5690 click on the frame (preferably the title bar so as not to move
5691 point), which is more awkward. Also, no other Windows program
5692 raises a window to the top but leaves another window (possibly now
5693 completely obscured) with input focus.
5695 Because there is a system setting on Windows that allows the user
5696 to choose the point to focus policy, we make the strict semantics
5697 optional, but by default we grab focus when raising. */
5699 if (NILP (Vw32_grab_focus_on_raise
))
5701 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5702 not already the foreground application: the frame is raised
5703 above all other frames belonging to us, but not above the
5704 current top window. To achieve that, we have to resort to this
5705 more cumbersome method. */
5707 HDWP handle
= BeginDeferWindowPos (2);
5710 handle
= DeferWindowPos (handle
,
5711 FRAME_W32_WINDOW (f
),
5714 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5717 handle
= DeferWindowPos (handle
,
5718 GetForegroundWindow (),
5719 FRAME_W32_WINDOW (f
),
5721 SWP_NOSIZE
| SWP_NOMOVE
|
5724 EndDeferWindowPos (handle
);
5730 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5736 /* Lower frame F. */
5738 x_lower_frame (struct frame
*f
)
5741 my_set_window_pos (FRAME_W32_WINDOW (f
),
5744 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5749 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5751 if (! FRAME_W32_P (f
))
5760 /* Change of visibility. */
5762 /* This tries to wait until the frame is really visible.
5763 However, if the window manager asks the user where to position
5764 the frame, this will return before the user finishes doing that.
5765 The frame will not actually be visible at that time,
5766 but it will become visible later when the window manager
5767 finishes with it. */
5770 x_make_frame_visible (struct frame
*f
)
5776 type
= x_icon_type (f
);
5778 x_bitmap_icon (f
, type
);
5780 if (! FRAME_VISIBLE_P (f
))
5782 /* We test FRAME_GARBAGED_P here to make sure we don't
5783 call x_set_offset a second time
5784 if we get to x_make_frame_visible a second time
5785 before the window gets really visible. */
5786 if (! FRAME_ICONIFIED_P (f
)
5787 && ! f
->output_data
.w32
->asked_for_visible
)
5792 /* Adjust vertical window position in order to avoid being
5793 covered by a task bar placed at the bottom of the desktop. */
5794 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5795 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5796 if (window_rect
.bottom
> workarea_rect
.bottom
5797 && window_rect
.top
> workarea_rect
.top
)
5798 f
->top_pos
= max (window_rect
.top
5799 - window_rect
.bottom
+ workarea_rect
.bottom
,
5802 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5805 f
->output_data
.w32
->asked_for_visible
= 1;
5807 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5808 causes unexpected behavior when unminimizing frames that were
5809 previously maximized. But only SW_SHOWNORMAL works properly for
5810 frames that were truely hidden (using make-frame-invisible), so
5811 we need it to avoid Bug#5482. It seems that async_iconified
5812 is only set for minimized windows that are still visible, so
5813 use that to determine the appropriate flag to pass ShowWindow. */
5814 my_show_window (f
, FRAME_W32_WINDOW (f
),
5815 f
->async_iconified
? SW_RESTORE
: SW_SHOWNORMAL
);
5818 /* Synchronize to ensure Emacs knows the frame is visible
5819 before we do anything else. We do this loop with input not blocked
5820 so that incoming events are handled. */
5825 /* This must come after we set COUNT. */
5828 XSETFRAME (frame
, f
);
5830 /* Wait until the frame is visible. Process X events until a
5831 MapNotify event has been seen, or until we think we won't get a
5832 MapNotify at all.. */
5833 for (count
= input_signal_count
+ 10;
5834 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5836 /* Force processing of queued events. */
5837 /* TODO: x_sync equivalent? */
5839 /* Machines that do polling rather than SIGIO have been observed
5840 to go into a busy-wait here. So we'll fake an alarm signal
5841 to let the handler know that there's something to be read.
5842 We used to raise a real alarm, but it seems that the handler
5843 isn't always enabled here. This is probably a bug. */
5844 if (input_polling_used ())
5846 /* It could be confusing if a real alarm arrives while processing
5847 the fake one. Turn it off and let the handler reset it. */
5848 int old_poll_suppress_count
= poll_suppress_count
;
5849 poll_suppress_count
= 1;
5850 poll_for_input_1 ();
5851 poll_suppress_count
= old_poll_suppress_count
;
5854 FRAME_SAMPLE_VISIBILITY (f
);
5858 /* Change from mapped state to withdrawn state. */
5860 /* Make the frame visible (mapped and not iconified). */
5863 x_make_frame_invisible (struct frame
*f
)
5865 /* Don't keep the highlight on an invisible frame. */
5866 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5867 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5871 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5873 /* We can't distinguish this from iconification
5874 just by the event that we get from the server.
5875 So we can't win using the usual strategy of letting
5876 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5877 and synchronize with the server to make sure we agree. */
5879 FRAME_ICONIFIED_P (f
) = 0;
5880 f
->async_visible
= 0;
5881 f
->async_iconified
= 0;
5886 /* Change window state from mapped to iconified. */
5889 x_iconify_frame (struct frame
*f
)
5893 /* Don't keep the highlight on an invisible frame. */
5894 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5895 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5897 if (f
->async_iconified
)
5902 type
= x_icon_type (f
);
5904 x_bitmap_icon (f
, type
);
5906 /* Simulate the user minimizing the frame. */
5907 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
5913 /* Free X resources of frame F. */
5916 x_free_frame_resources (struct frame
*f
)
5918 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5919 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
5923 /* We must free faces before destroying windows because some
5924 font-driver (e.g. xft) access a window while finishing a
5926 if (FRAME_FACE_CACHE (f
))
5927 free_frame_faces (f
);
5929 if (FRAME_W32_WINDOW (f
))
5930 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
5932 free_frame_menubar (f
);
5934 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
5935 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
5936 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
5937 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
5938 unload_color (f
, f
->output_data
.w32
->border_pixel
);
5939 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
5940 if (f
->output_data
.w32
->white_relief
.allocated_p
)
5941 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
5942 if (f
->output_data
.w32
->black_relief
.allocated_p
)
5943 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
5945 if (FRAME_FACE_CACHE (f
))
5946 free_frame_faces (f
);
5948 xfree (f
->output_data
.w32
);
5949 f
->output_data
.w32
= NULL
;
5951 if (f
== dpyinfo
->w32_focus_frame
)
5952 dpyinfo
->w32_focus_frame
= 0;
5953 if (f
== dpyinfo
->w32_focus_event_frame
)
5954 dpyinfo
->w32_focus_event_frame
= 0;
5955 if (f
== dpyinfo
->x_highlight_frame
)
5956 dpyinfo
->x_highlight_frame
= 0;
5958 if (f
== hlinfo
->mouse_face_mouse_frame
)
5960 hlinfo
->mouse_face_beg_row
5961 = hlinfo
->mouse_face_beg_col
= -1;
5962 hlinfo
->mouse_face_end_row
5963 = hlinfo
->mouse_face_end_col
= -1;
5964 hlinfo
->mouse_face_window
= Qnil
;
5965 hlinfo
->mouse_face_deferred_gc
= 0;
5966 hlinfo
->mouse_face_mouse_frame
= 0;
5973 /* Destroy the window of frame F. */
5975 x_destroy_window (struct frame
*f
)
5977 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5979 x_free_frame_resources (f
);
5980 dpyinfo
->reference_count
--;
5984 /* Setting window manager hints. */
5986 /* Set the normal size hints for the window manager, for frame F.
5987 FLAGS is the flags word to use--or 0 meaning preserve the flags
5988 that the window now has.
5989 If USER_POSITION, set the USPosition
5990 flag (this is useful when FLAGS is 0). */
5992 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
5994 Window window
= FRAME_W32_WINDOW (f
);
5998 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
5999 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6000 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6001 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6006 /* Window manager things */
6008 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6011 Window window
= FRAME_W32_WINDOW (f
);
6013 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6014 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6015 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6017 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6022 /***********************************************************************
6024 ***********************************************************************/
6028 /* Check that FONT is valid on frame F. It is if it can be found in F's
6032 x_check_font (struct frame
*f
, struct font
*font
)
6034 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6035 if (font
->driver
->check
)
6036 eassert (font
->driver
->check (f
, font
) == 0);
6039 #endif /* GLYPH_DEBUG */
6043 /***********************************************************************
6045 ***********************************************************************/
6047 static int w32_initialized
= 0;
6050 w32_initialize_display_info (Lisp_Object display_name
)
6052 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6053 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6055 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6057 /* Put it on w32_display_name_list. */
6058 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6059 w32_display_name_list
);
6060 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6062 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6063 + SCHARS (Vsystem_name
) + 2);
6064 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6065 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6067 /* Default Console mode values - overridden when running in GUI mode
6068 with values obtained from system metrics. */
6071 dpyinfo
->n_planes
= 1;
6072 dpyinfo
->n_cbits
= 4;
6073 dpyinfo
->n_fonts
= 0;
6074 dpyinfo
->smallest_font_height
= 1;
6075 dpyinfo
->smallest_char_width
= 1;
6077 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6078 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6079 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6080 hlinfo
->mouse_face_window
= Qnil
;
6081 hlinfo
->mouse_face_overlay
= Qnil
;
6082 hlinfo
->mouse_face_hidden
= 0;
6084 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6085 /* TODO: dpyinfo->gray */
6089 /* Create an xrdb-style database of resources to supersede registry settings.
6090 The database is just a concatenation of C strings, finished by an additional
6091 \0. The strings are submitted to some basic normalization, so
6093 [ *]option[ *]:[ *]value...
6099 but any whitespace following value is not removed. */
6102 w32_make_rdb (char *xrm_option
)
6104 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6105 char *current
= buffer
;
6108 int before_value
= 0;
6122 if (in_option
&& (ch
== ':'))
6127 else if (before_value
)
6132 else if (!(in_option
|| before_value
))
6144 x_flush (struct frame
* f
)
6145 { /* Nothing to do */ }
6148 extern frame_parm_handler w32_frame_parm_handlers
[];
6150 static struct redisplay_interface w32_redisplay_interface
=
6152 w32_frame_parm_handlers
,
6156 x_clear_end_of_line
,
6158 x_after_update_window_line
,
6159 x_update_window_begin
,
6160 x_update_window_end
,
6163 0, /* flush_display_optional */
6164 x_clear_window_mouse_face
,
6165 x_get_glyph_overhangs
,
6166 x_fix_overlapping_area
,
6167 w32_draw_fringe_bitmap
,
6168 w32_define_fringe_bitmap
,
6169 w32_destroy_fringe_bitmap
,
6170 w32_compute_glyph_string_overhangs
,
6171 x_draw_glyph_string
,
6172 w32_define_frame_cursor
,
6173 w32_clear_frame_area
,
6174 w32_draw_window_cursor
,
6175 w32_draw_vertical_window_border
,
6176 w32_shift_glyphs_for_insert
6179 static void x_delete_terminal (struct terminal
*term
);
6181 static struct terminal
*
6182 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6184 struct terminal
*terminal
;
6186 terminal
= create_terminal ();
6188 terminal
->type
= output_w32
;
6189 terminal
->display_info
.w32
= dpyinfo
;
6190 dpyinfo
->terminal
= terminal
;
6192 /* MSVC does not type K&R functions with no arguments correctly, and
6193 so we must explicitly cast them. */
6194 terminal
->clear_frame_hook
= x_clear_frame
;
6195 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6196 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6197 terminal
->ring_bell_hook
= w32_ring_bell
;
6198 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6199 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6200 terminal
->update_begin_hook
= x_update_begin
;
6201 terminal
->update_end_hook
= x_update_end
;
6202 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6203 terminal
->read_socket_hook
= w32_read_socket
;
6204 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6205 terminal
->mouse_position_hook
= w32_mouse_position
;
6206 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6207 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6208 /* terminal->fullscreen_hook = XTfullscreen_hook; */
6209 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6210 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6211 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6212 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6214 terminal
->delete_frame_hook
= x_destroy_window
;
6215 terminal
->delete_terminal_hook
= x_delete_terminal
;
6217 terminal
->rif
= &w32_redisplay_interface
;
6218 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6219 terminal
->char_ins_del_ok
= 1;
6220 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6221 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6222 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6225 /* We don't yet support separate terminals on W32, so don't try to share
6226 keyboards between virtual terminals that are on the same physical
6227 terminal like X does. */
6228 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6229 init_kboard (terminal
->kboard
);
6230 kset_window_system (terminal
->kboard
, intern ("w32"));
6231 terminal
->kboard
->next_kboard
= all_kboards
;
6232 all_kboards
= terminal
->kboard
;
6233 /* Don't let the initial kboard remain current longer than necessary.
6234 That would cause problems if a file loaded on startup tries to
6235 prompt in the mini-buffer. */
6236 if (current_kboard
== initial_kboard
)
6237 current_kboard
= terminal
->kboard
;
6238 terminal
->kboard
->reference_count
++;
6244 x_delete_terminal (struct terminal
*terminal
)
6246 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6248 /* Protect against recursive calls. delete_frame in
6249 delete_terminal calls us back when it deletes our last frame. */
6250 if (!terminal
->name
)
6255 x_delete_display (dpyinfo
);
6259 struct w32_display_info
*
6260 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6262 struct w32_display_info
*dpyinfo
;
6263 struct terminal
*terminal
;
6268 if (!w32_initialized
)
6271 w32_initialized
= 1;
6274 w32_initialize_display_info (display_name
);
6276 dpyinfo
= &one_w32_display_info
;
6277 terminal
= w32_create_terminal (dpyinfo
);
6279 /* Set the name of the terminal. */
6280 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6281 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6282 terminal
->name
[SBYTES (display_name
)] = 0;
6284 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6286 /* Put this display on the chain. */
6287 dpyinfo
->next
= x_display_list
;
6288 x_display_list
= dpyinfo
;
6292 dpyinfo
->root_window
= GetDesktopWindow ();
6293 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6294 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6295 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6296 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6297 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6298 ReleaseDC (NULL
, hdc
);
6300 /* initialize palette with white and black */
6303 w32_defined_color (0, "white", &color
, 1);
6304 w32_defined_color (0, "black", &color
, 1);
6307 /* Add the default keyboard. */
6308 add_keyboard_wait_descriptor (0);
6310 /* Create Fringe Bitmaps and store them for later use.
6312 On W32, bitmaps are all unsigned short, as Windows requires
6313 bitmap data to be Word aligned. For some reason they are
6314 horizontally reflected compared to how they appear on X, so we
6315 need to bitswap and convert to unsigned shorts before creating
6317 w32_init_fringe (terminal
->rif
);
6320 fcntl (connection
, F_SETOWN
, getpid ());
6321 #endif /* ! defined (F_SETOWN) */
6324 if (interrupt_input
)
6325 init_sigio (connection
);
6326 #endif /* ! defined (SIGIO) */
6333 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6335 x_delete_display (struct w32_display_info
*dpyinfo
)
6337 /* Discard this display from w32_display_name_list and w32_display_list.
6338 We can't use Fdelq because that can quit. */
6339 if (! NILP (w32_display_name_list
)
6340 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6341 w32_display_name_list
= XCDR (w32_display_name_list
);
6346 tail
= w32_display_name_list
;
6347 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6349 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6351 XSETCDR (tail
, XCDR (XCDR (tail
)));
6358 /* free palette table */
6360 struct w32_palette_entry
* plist
;
6362 plist
= dpyinfo
->color_list
;
6365 struct w32_palette_entry
* pentry
= plist
;
6366 plist
= plist
->next
;
6369 dpyinfo
->color_list
= NULL
;
6370 if (dpyinfo
->palette
)
6371 DeleteObject (dpyinfo
->palette
);
6373 xfree (dpyinfo
->w32_id_name
);
6375 w32_reset_fringes ();
6378 /* Set up use of W32. */
6380 DWORD WINAPI
w32_msg_worker (void * arg
);
6383 w32_initialize (void)
6386 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6390 w32_system_caret_hwnd
= NULL
;
6391 w32_system_caret_height
= 0;
6392 w32_system_caret_x
= 0;
6393 w32_system_caret_y
= 0;
6395 /* On Windows 7 and later, we need to set the user model ID
6396 to associate emacsclient launched files with Emacs frames
6398 shell
= GetModuleHandle ("shell32.dll");
6402 = (void *) GetProcAddress (shell
,
6403 "SetCurrentProcessExplicitAppUserModelID");
6405 /* If the function is defined, then we are running on Windows 7
6406 or newer, and the UI uses this to group related windows
6407 together. Since emacs, runemacs, emacsclient are related, we
6408 want them grouped even though the executables are different,
6409 so we need to set a consistent ID between them. */
6411 set_user_model (L
"GNU.Emacs");
6414 /* Initialize w32_use_visible_system_caret based on whether a screen
6415 reader is in use. */
6416 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6417 &w32_use_visible_system_caret
, 0))
6418 w32_use_visible_system_caret
= 0;
6420 last_tool_bar_item
= -1;
6421 any_help_event_p
= 0;
6423 /* Initialize input mode: interrupt_input off, no flow control, allow
6424 8 bit character input, standard quit char. */
6425 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6428 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6429 w32_keyboard_codepage
=
6430 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6433 /* Create the window thread - it will terminate itself when the app
6437 dwMainThreadId
= GetCurrentThreadId ();
6438 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6439 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6441 /* Wait for thread to start */
6445 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6447 hWindowsThread
= CreateThread (NULL
, 0,
6449 0, 0, &dwWindowsThreadId
);
6451 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6454 /* It is desirable that mainThread should have the same notion of
6455 focus window and active window as windowsThread. Unfortunately, the
6456 following call to AttachThreadInput, which should do precisely what
6457 we need, causes major problems when Emacs is linked as a console
6458 program. Unfortunately, we have good reasons for doing that, so
6459 instead we need to send messages to windowsThread to make some API
6460 calls for us (ones that affect, or depend on, the active/focus
6462 #ifdef ATTACH_THREADS
6463 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6466 /* Dynamically link to optional system components. */
6468 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6470 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6472 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6476 /* Ensure scrollbar handle is at least 5 pixels. */
6477 vertical_scroll_bar_min_handle
= 5;
6479 /* For either kind of scroll bar, take account of the arrows; these
6480 effectively form the border of the main scroll bar range. */
6481 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6482 = GetSystemMetrics (SM_CYVSCROLL
);
6487 syms_of_w32term (void)
6489 staticpro (&w32_display_name_list
);
6490 w32_display_name_list
= Qnil
;
6492 staticpro (&last_mouse_scroll_bar
);
6493 last_mouse_scroll_bar
= Qnil
;
6495 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6497 DEFVAR_INT ("w32-num-mouse-buttons",
6498 w32_num_mouse_buttons
,
6499 doc
: /* Number of physical mouse buttons. */);
6500 w32_num_mouse_buttons
= 2;
6502 DEFVAR_LISP ("w32-swap-mouse-buttons",
6503 Vw32_swap_mouse_buttons
,
6504 doc
: /* Swap the mapping of middle and right mouse buttons.
6505 When nil, middle button is mouse-2 and right button is mouse-3. */);
6506 Vw32_swap_mouse_buttons
= Qnil
;
6508 DEFVAR_LISP ("w32-grab-focus-on-raise",
6509 Vw32_grab_focus_on_raise
,
6510 doc
: /* Raised frame grabs input focus.
6511 When t, `raise-frame' grabs input focus as well. This fits well
6512 with the normal Windows click-to-focus policy, but might not be
6513 desirable when using a point-to-focus policy. */);
6514 Vw32_grab_focus_on_raise
= Qt
;
6516 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6517 Vw32_capslock_is_shiftlock
,
6518 doc
: /* Apply CapsLock state to non character input keys.
6519 When nil, CapsLock only affects normal character input keys. */);
6520 Vw32_capslock_is_shiftlock
= Qnil
;
6522 DEFVAR_LISP ("w32-recognize-altgr",
6523 Vw32_recognize_altgr
,
6524 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6525 When nil, the right-alt and left-ctrl key combination is
6526 interpreted normally. */);
6527 Vw32_recognize_altgr
= Qt
;
6529 DEFVAR_BOOL ("w32-use-visible-system-caret",
6530 w32_use_visible_system_caret
,
6531 doc
: /* Flag to make the system caret visible.
6532 When this is non-nil, Emacs will indicate the position of point by
6533 using the system caret instead of drawing its own cursor. Some screen
6534 reader software does not track the system cursor properly when it is
6535 invisible, and gets confused by Emacs drawing its own cursor, so this
6536 variable is initialized to t when Emacs detects that screen reader
6537 software is running as it starts up.
6539 When this variable is set, other variables affecting the appearance of
6540 the cursor have no effect. */);
6542 w32_use_visible_system_caret
= 0;
6544 /* We don't yet support this, but defining this here avoids whining
6545 from cus-start.el and other places, like "M-x set-variable". */
6546 DEFVAR_BOOL ("x-use-underline-position-properties",
6547 x_use_underline_position_properties
,
6548 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6549 A value of nil means ignore them. If you encounter fonts with bogus
6550 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6551 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6552 to override the font's UNDERLINE_POSITION for small font display
6554 x_use_underline_position_properties
= 0;
6556 DEFVAR_BOOL ("x-underline-at-descent-line",
6557 x_underline_at_descent_line
,
6558 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6559 A value of nil means to draw the underline according to the value of the
6560 variable `x-use-underline-position-properties', which is usually at the
6561 baseline level. The default value is nil. */);
6562 x_underline_at_descent_line
= 0;
6564 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6565 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6566 A value of nil means Emacs doesn't use toolkit scroll bars.
6567 With the X Window system, the value is a symbol describing the
6568 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6569 With MS Windows or Nextstep, the value is t. */);
6570 Vx_toolkit_scroll_bars
= Qt
;
6572 staticpro (&last_mouse_motion_frame
);
6573 last_mouse_motion_frame
= Qnil
;