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
;
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, int);
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 */
363 wave_clip
= (XRectangle
){ x0
, y0
, width
, wave_height
};
364 get_glyph_string_clip_rect (s
, &w32_string_clip
);
365 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
367 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
370 hp
= CreatePen (PS_SOLID
, 0, color
);
371 oldhp
= SelectObject (s
->hdc
, hp
);
372 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
373 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
387 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
391 LineTo (s
->hdc
, x2
, y2
);
393 x2
+= dx
, y2
= y0
+ odd
*dy
;
397 /* Restore previous pen and clipping rectangle(s) */
398 w32_restore_glyph_string_clip (s
);
399 SelectObject (s
->hdc
, oldhp
);
403 /* Draw a hollow rectangle at the specified position. */
405 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
406 int width
, int height
)
411 hb
= CreateSolidBrush (gc
->background
);
412 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
413 oldhb
= SelectObject (hdc
, hb
);
414 oldhp
= SelectObject (hdc
, hp
);
416 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
418 SelectObject (hdc
, oldhb
);
419 SelectObject (hdc
, oldhp
);
424 /* Draw a filled rectangle at the specified position. */
426 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
430 hb
= CreateSolidBrush (pix
);
431 FillRect (hdc
, lprect
, hb
);
436 w32_clear_window (FRAME_PTR f
)
439 HDC hdc
= get_frame_dc (f
);
441 /* Under certain conditions, this can be called at startup with
442 a console frame pointer before the GUI frame is created. An HDC
443 of 0 indicates this. */
446 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
447 w32_clear_rect (f
, hdc
, &rect
);
450 release_frame_dc (f
, hdc
);
453 #define OPAQUE_FRAME 255
456 x_set_frame_alpha (struct frame
*f
)
458 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
460 double alpha_min
= 1.0;
463 HWND window
= FRAME_W32_WINDOW (f
);
465 /* Older versions of Windows do not support transparency. */
466 if (!pfnSetLayeredWindowAttributes
)
469 if (dpyinfo
->x_highlight_frame
== f
)
474 if (FLOATP (Vframe_alpha_lower_limit
))
475 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
476 else if (INTEGERP (Vframe_alpha_lower_limit
))
477 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
481 else if (alpha
> 1.0)
483 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
486 opac
= alpha
* OPAQUE_FRAME
;
488 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
490 if (opac
== OPAQUE_FRAME
)
491 ex_style
&= ~WS_EX_LAYERED
;
493 ex_style
|= WS_EX_LAYERED
;
495 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
497 if (opac
!= OPAQUE_FRAME
)
498 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
502 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
504 HDC dc
= GetDC (NULL
);
505 int pixels
= GetDeviceCaps (dc
, VERTRES
);
506 ReleaseDC (NULL
, dc
);
511 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
513 HDC dc
= GetDC (NULL
);
514 int pixels
= GetDeviceCaps (dc
, HORZRES
);
515 ReleaseDC (NULL
, dc
);
520 /***********************************************************************
521 Starting and ending an update
522 ***********************************************************************/
524 /* Start an update of frame F. This function is installed as a hook
525 for update_begin, i.e. it is called when update_begin is called.
526 This function is called prior to calls to x_update_window_begin for
527 each window being updated. */
530 x_update_begin (struct frame
*f
)
532 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
534 if (! FRAME_W32_P (f
))
537 /* Regenerate display palette before drawing if list of requested
538 colors has changed. */
539 if (display_info
->regen_palette
)
541 w32_regenerate_palette (f
);
542 display_info
->regen_palette
= FALSE
;
547 /* Start update of window W. Set the global variable updated_window
548 to the window being updated and set output_cursor to the cursor
552 x_update_window_begin (struct window
*w
)
554 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
555 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
557 /* Hide the system caret during an update. */
558 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
560 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
564 set_output_cursor (&w
->cursor
);
568 if (f
== hlinfo
->mouse_face_mouse_frame
)
570 /* Don't do highlighting for mouse motion during the update. */
571 hlinfo
->mouse_face_defer
= 1;
573 /* If F needs to be redrawn, simply forget about any prior mouse
575 if (FRAME_GARBAGED_P (f
))
576 hlinfo
->mouse_face_window
= Qnil
;
578 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
579 their mouse_face_p flag set, which means that they are always
580 unequal to rows in a desired matrix which never have that
581 flag set. So, rows containing mouse-face glyphs are never
582 scrolled, and we don't have to switch the mouse highlight off
583 here to prevent it from being scrolled. */
585 /* Can we tell that this update does not affect the window
586 where the mouse highlight is? If so, no need to turn off.
587 Likewise, don't do anything if the frame is garbaged;
588 in that case, the frame's current matrix that we would use
589 is all wrong, and we will redisplay that line anyway. */
590 if (!NILP (hlinfo
->mouse_face_window
)
591 && w
== XWINDOW (hlinfo
->mouse_face_window
))
595 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
596 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
599 if (i
< w
->desired_matrix
->nrows
)
600 clear_mouse_face (hlinfo
);
608 /* Draw a vertical window border from (x,y0) to (x,y1) */
611 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
613 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
623 hdc
= get_frame_dc (f
);
624 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
626 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
628 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
630 release_frame_dc (f
, hdc
);
634 /* End update of window W (which is equal to updated_window).
636 Draw vertical borders between horizontally adjacent windows, and
637 display W's cursor if CURSOR_ON_P is non-zero.
639 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
640 glyphs in mouse-face were overwritten. In that case we have to
641 make sure that the mouse-highlight is properly redrawn.
643 W may be a menu bar pseudo-window in case we don't have X toolkit
644 support. Such windows don't have a cursor, so don't display it
648 x_update_window_end (struct window
*w
, int cursor_on_p
,
649 int mouse_face_overwritten_p
)
651 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
653 if (!w
->pseudo_window_p
)
658 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
660 output_cursor
.x
, output_cursor
.y
);
662 if (draw_window_fringes (w
, 1))
663 x_draw_vertical_border (w
);
668 /* If a row with mouse-face was overwritten, arrange for
669 XTframe_up_to_date to redisplay the mouse highlight. */
670 if (mouse_face_overwritten_p
)
672 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
673 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
674 hlinfo
->mouse_face_window
= Qnil
;
677 /* Unhide the caret. This won't actually show the cursor, unless it
678 was visible before the corresponding call to HideCaret in
679 x_update_window_begin. */
680 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
682 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
685 updated_window
= NULL
;
689 /* End update of frame F. This function is installed as a hook in
693 x_update_end (struct frame
*f
)
695 if (! FRAME_W32_P (f
))
698 /* Mouse highlight may be displayed again. */
699 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
703 /* This function is called from various places in xdisp.c whenever a
704 complete update has been performed. The global variable
705 updated_window is not available here. */
708 w32_frame_up_to_date (struct frame
*f
)
712 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
714 if (hlinfo
->mouse_face_deferred_gc
715 || f
== hlinfo
->mouse_face_mouse_frame
)
718 if (hlinfo
->mouse_face_mouse_frame
)
719 note_mouse_highlight (hlinfo
->mouse_face_mouse_frame
,
720 hlinfo
->mouse_face_mouse_x
,
721 hlinfo
->mouse_face_mouse_y
);
722 hlinfo
->mouse_face_deferred_gc
= 0;
729 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
730 arrow bitmaps, or clear the fringes if no bitmaps are required
731 before DESIRED_ROW is made current. The window being updated is
732 found in updated_window. This function is called from
733 update_window_line only if it is known that there are differences
734 between bitmaps to be drawn between current row and DESIRED_ROW. */
737 x_after_update_window_line (struct glyph_row
*desired_row
)
739 struct window
*w
= updated_window
;
745 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
746 desired_row
->redraw_fringe_bitmaps_p
= 1;
748 /* When a window has disappeared, make sure that no rest of
749 full-width rows stays visible in the internal border. Could
750 check here if updated_window is the leftmost/rightmost window,
751 but I guess it's not worth doing since vertically split windows
752 are almost never used, internal border is rarely set, and the
753 overhead is very small. */
754 if (windows_or_buffers_changed
755 && desired_row
->full_width_p
756 && (f
= XFRAME (w
->frame
),
757 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
759 && (height
= desired_row
->visible_height
,
762 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
766 HDC hdc
= get_frame_dc (f
);
767 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
768 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
770 release_frame_dc (f
, hdc
);
777 /* Draw the bitmap WHICH in one of the left or right fringes of
778 window W. ROW is the glyph row for which to display the bitmap; it
779 determines the vertical position at which the bitmap has to be
783 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
784 struct draw_fringe_bitmap_params
*p
)
786 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
788 struct face
*face
= p
->face
;
790 hdc
= get_frame_dc (f
);
794 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
796 /* If the fringe is adjacent to the left (right) scroll bar of a
797 leftmost (rightmost, respectively) window, then extend its
798 background to the gap between the fringe and the bar. */
799 if ((WINDOW_LEFTMOST_P (w
)
800 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
801 || (WINDOW_RIGHTMOST_P (w
)
802 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
804 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
808 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
809 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
810 * FRAME_COLUMN_WIDTH (f
));
814 /* Bitmap fills the fringe. */
815 if (bar_area_x
+ bar_area_width
== p
->x
)
816 bx
= bar_area_x
+ sb_width
;
817 else if (p
->x
+ p
->wd
== bar_area_x
)
821 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
823 nx
= bar_area_width
- sb_width
;
824 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
826 ny
= row
->visible_height
;
831 if (bar_area_x
+ bar_area_width
== bx
)
833 bx
= bar_area_x
+ sb_width
;
834 nx
+= bar_area_width
- sb_width
;
836 else if (bx
+ nx
== bar_area_x
)
837 nx
+= bar_area_width
- sb_width
;
842 if (bx
>= 0 && nx
> 0)
843 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
846 /* Must clip because of partially visible lines. */
847 w32_clip_to_row (w
, row
, -1, hdc
);
849 if (p
->which
&& p
->which
< max_fringe_bmp
)
851 HBITMAP pixmap
= fringe_bmp
[p
->which
];
855 compat_hdc
= CreateCompatibleDC (hdc
);
859 horig_obj
= SelectObject (compat_hdc
, pixmap
);
861 /* Paint overlays transparently. */
864 HBRUSH h_brush
, h_orig_brush
;
866 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
867 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
868 h_brush
= CreateSolidBrush (face
->foreground
);
869 h_orig_brush
= SelectObject (hdc
, h_brush
);
871 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
872 compat_hdc
, 0, p
->dh
,
874 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
875 compat_hdc
, 0, p
->dh
,
877 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
878 compat_hdc
, 0, p
->dh
,
881 SelectObject (hdc
, h_orig_brush
);
882 DeleteObject (h_brush
);
886 SetTextColor (hdc
, face
->background
);
887 SetBkColor (hdc
, (p
->cursor_p
888 ? f
->output_data
.w32
->cursor_pixel
889 : face
->foreground
));
891 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
892 compat_hdc
, 0, p
->dh
,
896 SelectObject (compat_hdc
, horig_obj
);
897 DeleteDC (compat_hdc
);
901 w32_set_clip_rectangle (hdc
, NULL
);
903 release_frame_dc (f
, hdc
);
907 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
909 if (which
>= max_fringe_bmp
)
911 int i
= max_fringe_bmp
;
912 max_fringe_bmp
= which
+ 20;
913 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
914 while (i
< max_fringe_bmp
)
918 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
922 w32_destroy_fringe_bitmap (int which
)
924 if (which
>= max_fringe_bmp
)
927 if (fringe_bmp
[which
])
928 DeleteObject (fringe_bmp
[which
]);
929 fringe_bmp
[which
] = 0;
934 /* This is called when starting Emacs and when restarting after
935 suspend. When starting Emacs, no window is mapped. And nothing
936 must be done to Emacs's own window if it is suspended (though that
940 w32_set_terminal_modes (struct terminal
*term
)
944 /* This is called when exiting or suspending Emacs. Exiting will make
945 the W32 windows go away, and suspending requires no action. */
948 w32_reset_terminal_modes (struct terminal
*term
)
954 /***********************************************************************
956 ***********************************************************************/
958 /* Function prototypes of this page. */
960 static void x_set_glyph_string_clipping (struct glyph_string
*);
961 static void x_set_glyph_string_gc (struct glyph_string
*);
962 static void x_draw_glyph_string_background (struct glyph_string
*,
964 static void x_draw_glyph_string_foreground (struct glyph_string
*);
965 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
966 static void x_draw_glyph_string_box (struct glyph_string
*);
967 static void x_draw_glyph_string (struct glyph_string
*);
968 static void x_set_cursor_gc (struct glyph_string
*);
969 static void x_set_mode_line_face_gc (struct glyph_string
*);
970 static void x_set_mouse_face_gc (struct glyph_string
*);
971 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
972 static void w32_setup_relief_color (struct frame
*, struct relief
*,
973 double, int, COLORREF
);
974 static void x_setup_relief_colors (struct glyph_string
*);
975 static void x_draw_image_glyph_string (struct glyph_string
*);
976 static void x_draw_image_relief (struct glyph_string
*);
977 static void x_draw_image_foreground (struct glyph_string
*);
978 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
979 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
981 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
982 int, int, int, int, int, int,
984 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
985 int, int, int, RECT
*);
988 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
992 x_set_cursor_gc (struct glyph_string
*s
)
994 if (s
->font
== FRAME_FONT (s
->f
)
995 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
996 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
998 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1001 /* Cursor on non-default face: must merge. */
1005 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1006 xgcv
.foreground
= s
->face
->background
;
1008 /* If the glyph would be invisible, try a different foreground. */
1009 if (xgcv
.foreground
== xgcv
.background
)
1010 xgcv
.foreground
= s
->face
->foreground
;
1011 if (xgcv
.foreground
== xgcv
.background
)
1012 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1013 if (xgcv
.foreground
== xgcv
.background
)
1014 xgcv
.foreground
= s
->face
->foreground
;
1016 /* Make sure the cursor is distinct from text in this face. */
1017 if (xgcv
.background
== s
->face
->background
1018 && xgcv
.foreground
== s
->face
->foreground
)
1020 xgcv
.background
= s
->face
->foreground
;
1021 xgcv
.foreground
= s
->face
->background
;
1024 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1025 xgcv
.font
= s
->font
;
1026 mask
= GCForeground
| GCBackground
| GCFont
;
1028 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1029 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1032 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1033 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1035 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1040 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1043 x_set_mouse_face_gc (struct glyph_string
*s
)
1048 /* What face has to be used last for the mouse face? */
1049 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1050 face
= FACE_FROM_ID (s
->f
, face_id
);
1052 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1054 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1055 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1057 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1058 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1059 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1061 /* If font in this face is same as S->font, use it. */
1062 if (s
->font
== s
->face
->font
)
1063 s
->gc
= s
->face
->gc
;
1066 /* Otherwise construct scratch_cursor_gc with values from FACE
1071 xgcv
.background
= s
->face
->background
;
1072 xgcv
.foreground
= s
->face
->foreground
;
1073 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1074 xgcv
.font
= s
->font
;
1075 mask
= GCForeground
| GCBackground
| GCFont
;
1077 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1078 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1081 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1082 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1084 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1087 eassert (s
->gc
!= 0);
1091 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1092 Faces to use in the mode line have already been computed when the
1093 matrix was built, so there isn't much to do, here. */
1096 x_set_mode_line_face_gc (struct glyph_string
*s
)
1098 s
->gc
= s
->face
->gc
;
1102 /* Set S->gc of glyph string S for drawing that glyph string. Set
1103 S->stippled_p to a non-zero value if the face of S has a stipple
1107 x_set_glyph_string_gc (struct glyph_string
*s
)
1109 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1111 if (s
->hl
== DRAW_NORMAL_TEXT
)
1113 s
->gc
= s
->face
->gc
;
1114 s
->stippled_p
= s
->face
->stipple
!= 0;
1116 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1118 x_set_mode_line_face_gc (s
);
1119 s
->stippled_p
= s
->face
->stipple
!= 0;
1121 else if (s
->hl
== DRAW_CURSOR
)
1123 x_set_cursor_gc (s
);
1126 else if (s
->hl
== DRAW_MOUSE_FACE
)
1128 x_set_mouse_face_gc (s
);
1129 s
->stippled_p
= s
->face
->stipple
!= 0;
1131 else if (s
->hl
== DRAW_IMAGE_RAISED
1132 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1134 s
->gc
= s
->face
->gc
;
1135 s
->stippled_p
= s
->face
->stipple
!= 0;
1139 s
->gc
= s
->face
->gc
;
1140 s
->stippled_p
= s
->face
->stipple
!= 0;
1143 /* GC must have been set. */
1144 eassert (s
->gc
!= 0);
1148 /* Set clipping for output of glyph string S. S may be part of a mode
1149 line or menu if we don't have X toolkit support. */
1152 x_set_glyph_string_clipping (struct glyph_string
*s
)
1155 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1158 w32_set_clip_rectangle (s
->hdc
, r
);
1161 HRGN clip1
= CreateRectRgnIndirect (r
);
1162 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1163 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1164 SelectClipRgn (s
->hdc
, clip1
);
1165 DeleteObject (clip1
);
1166 DeleteObject (clip2
);
1171 /* Set SRC's clipping for output of glyph string DST. This is called
1172 when we are drawing DST's left_overhang or right_overhang only in
1176 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1177 struct glyph_string
*dst
)
1182 r
.right
= r
.left
+ src
->width
;
1184 r
.bottom
= r
.top
+ src
->height
;
1187 w32_set_clip_rectangle (dst
->hdc
, &r
);
1191 Compute left and right overhang of glyph string S. */
1194 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1197 && s
->first_glyph
->type
== CHAR_GLYPH
1198 && !s
->font_not_found_p
)
1200 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1201 struct font
*font
= s
->font
;
1202 struct font_metrics metrics
;
1205 for (i
= 0; i
< s
->nchars
; i
++)
1206 code
[i
] = s
->char2b
[i
];
1207 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1208 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1209 ? metrics
.rbearing
- metrics
.width
: 0);
1210 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1214 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1215 s
->left_overhang
= -s
->cmp
->lbearing
;
1219 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1222 x_clear_glyph_string_rect (struct glyph_string
*s
,
1223 int x
, int y
, int w
, int h
)
1230 /* Take clipping into account. */
1231 if (s
->gc
->clip_mask
== Rect
)
1233 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1234 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1235 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1236 - s
->gc
->clip_rectangle
.left
);
1237 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1238 - s
->gc
->clip_rectangle
.top
);
1241 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1246 /* Draw the background of glyph_string S. If S->background_filled_p
1247 is non-zero don't draw it. FORCE_P non-zero means draw the
1248 background even if it wouldn't be drawn normally. This is used
1249 when a string preceding S draws into the background of S, or S
1250 contains the first component of a composition. */
1253 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1255 /* Nothing to do if background has already been drawn or if it
1256 shouldn't be drawn in the first place. */
1257 if (!s
->background_filled_p
)
1259 int box_line_width
= max (s
->face
->box_line_width
, 0);
1261 #if 0 /* TODO: stipple */
1264 /* Fill background with a stipple pattern. */
1265 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1266 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1267 s
->y
+ box_line_width
,
1268 s
->background_width
,
1269 s
->height
- 2 * box_line_width
);
1270 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1271 s
->background_filled_p
= 1;
1275 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1276 || s
->font_not_found_p
1277 || s
->extends_to_end_of_line_p
1280 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1281 s
->background_width
,
1282 s
->height
- 2 * box_line_width
);
1283 s
->background_filled_p
= 1;
1289 /* Draw the foreground of glyph string S. */
1292 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1296 /* If first glyph of S has a left box line, start drawing the text
1297 of S to the right of that box line. */
1298 if (s
->face
->box
!= FACE_NO_BOX
1299 && s
->first_glyph
->left_box_line_p
)
1300 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1304 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1305 SetBkColor (s
->hdc
, s
->gc
->background
);
1306 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1308 /* Draw characters of S as rectangles if S's font could not be
1310 if (s
->font_not_found_p
)
1312 for (i
= 0; i
< s
->nchars
; ++i
)
1314 struct glyph
*g
= s
->first_glyph
+ i
;
1316 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1318 x
+= g
->pixel_width
;
1323 struct font
*font
= s
->font
;
1324 int boff
= font
->baseline_offset
;
1328 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1330 if (font
->vertical_centering
)
1331 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1333 y
= s
->ybase
- boff
;
1335 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1336 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1338 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1339 if (s
->face
->overstrike
)
1340 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1342 SelectObject (s
->hdc
, old_font
);
1346 /* Draw the foreground of composite glyph string S. */
1349 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1352 struct font
*font
= s
->font
;
1354 /* If first glyph of S has a left box line, start drawing the text
1355 of S to the right of that box line. */
1356 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1357 && s
->first_glyph
->left_box_line_p
)
1358 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1362 /* S is a glyph string for a composition. S->cmp_from is the index
1363 of the first character drawn for glyphs of this composition.
1364 S->cmp_from == 0 means we are drawing the very first character of
1365 this composition. */
1367 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1368 SetBkColor (s
->hdc
, s
->gc
->background
);
1369 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1371 /* Draw a rectangle for the composition if the font for the very
1372 first character of the composition could not be loaded. */
1373 if (s
->font_not_found_p
)
1375 if (s
->cmp_from
== 0)
1376 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1379 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1384 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1386 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1387 /* TAB in a composition means display glyphs with padding
1388 space on the left or right. */
1389 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1391 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1392 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1394 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1395 if (s
->face
->overstrike
)
1396 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1398 SelectObject (s
->hdc
, old_font
);
1402 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1408 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1410 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1412 glyph
= LGSTRING_GLYPH (gstring
, i
);
1413 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1414 width
+= LGLYPH_WIDTH (glyph
);
1417 int xoff
, yoff
, wadjust
;
1421 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1424 xoff
= LGLYPH_XOFF (glyph
);
1425 yoff
= LGLYPH_YOFF (glyph
);
1426 wadjust
= LGLYPH_WADJUST (glyph
);
1427 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1434 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1436 SelectObject (s
->hdc
, old_font
);
1441 /* Draw the foreground of glyph string S for glyphless characters. */
1444 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1446 struct glyph
*glyph
= s
->first_glyph
;
1449 int with_background
;
1451 /* If first glyph of S has a left box line, start drawing the text
1452 of S to the right of that box line. */
1453 if (s
->face
->box
!= FACE_NO_BOX
1454 && s
->first_glyph
->left_box_line_p
)
1455 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1459 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1460 SetBkColor (s
->hdc
, s
->gc
->background
);
1461 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1464 with_background
= ! (s
->for_overlaps
1465 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1466 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1468 char buf
[7], *str
= NULL
;
1469 int len
= glyph
->u
.glyphless
.len
;
1471 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1474 && CHAR_TABLE_P (Vglyphless_char_display
)
1475 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1479 = (! glyph
->u
.glyphless
.for_no_font
1480 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1481 glyph
->u
.glyphless
.ch
)
1482 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1483 if (STRINGP (acronym
))
1484 str
= SSDATA (acronym
);
1487 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1489 sprintf ((char *) buf
, "%0*X",
1490 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1491 glyph
->u
.glyphless
.ch
);
1495 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1496 w32_draw_rectangle (s
->hdc
, s
->gc
,
1497 x
, s
->ybase
- glyph
->ascent
,
1498 glyph
->pixel_width
- 1,
1499 glyph
->ascent
+ glyph
->descent
- 1);
1502 struct font
*font
= s
->font
;
1503 int upper_len
= (len
+ 1) / 2;
1507 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1508 /* It is certain that all LEN characters in STR are ASCII. */
1509 for (j
= 0; j
< len
; j
++)
1511 code
= font
->driver
->encode_char (font
, str
[j
]);
1512 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1514 font
->driver
->draw (s
, 0, upper_len
,
1515 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1516 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1518 font
->driver
->draw (s
, upper_len
, len
,
1519 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1520 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1522 SelectObject (s
->hdc
, old_font
);
1524 x
+= glyph
->pixel_width
;
1529 /* Brightness beyond which a color won't have its highlight brightness
1532 Nominally, highlight colors for `3d' faces are calculated by
1533 brightening an object's color by a constant scale factor, but this
1534 doesn't yield good results for dark colors, so for colors whose
1535 brightness is less than this value (on a scale of 0-255) have to
1536 use an additional additive factor.
1538 The value here is set so that the default menu-bar/mode-line color
1539 (grey75) will not have its highlights changed at all. */
1540 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1543 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1544 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1545 If this produces the same color as COLOR, try a color where all RGB
1546 values have DELTA added. Return the allocated color in *COLOR.
1547 DISPLAY is the X display, CMAP is the colormap to operate on.
1548 Value is non-zero if successful. */
1551 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1552 double factor
, int delta
)
1557 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1560 /* Change RGB values by specified FACTOR. Avoid overflow! */
1561 eassert (factor
>= 0);
1562 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1563 min (0xff, factor
* GetGValue (*color
)),
1564 min (0xff, factor
* GetBValue (*color
)));
1566 /* Calculate brightness of COLOR. */
1567 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1568 + GetBValue (*color
)) / 6;
1570 /* We only boost colors that are darker than
1571 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1572 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1573 /* Make an additive adjustment to NEW, because it's dark enough so
1574 that scaling by FACTOR alone isn't enough. */
1576 /* How far below the limit this color is (0 - 1, 1 being darker). */
1577 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1578 /* The additive adjustment. */
1579 int min_delta
= delta
* dimness
* factor
/ 2;
1582 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1583 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1584 max (0, min (0xff, min_delta
- GetBValue (*color
))));
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
))));
1592 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1593 max (0, min (0xff, delta
+ GetGValue (*color
))),
1594 max (0, min (0xff, delta
+ GetBValue (*color
))));
1596 /* TODO: Map to palette and retry with delta if same? */
1597 /* TODO: Free colors (if using palette)? */
1607 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1608 colors in COLORS. On W32, we no longer try to map colors to
1611 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1615 for (i
= 0; i
< ncolors
; i
++)
1617 DWORD pixel
= colors
[i
].pixel
;
1618 /* Convert to a 16 bit value in range 0 - 0xffff. */
1619 colors
[i
].red
= GetRValue (pixel
) * 257;
1620 colors
[i
].green
= GetGValue (pixel
) * 257;
1621 colors
[i
].blue
= GetBValue (pixel
) * 257;
1626 x_query_color (struct frame
*f
, XColor
*color
)
1628 x_query_colors (f
, color
, 1);
1632 /* Set up the foreground color for drawing relief lines of glyph
1633 string S. RELIEF is a pointer to a struct relief containing the GC
1634 with which lines will be drawn. Use a color that is FACTOR or
1635 DELTA lighter or darker than the relief's background which is found
1636 in S->f->output_data.x->relief_background. If such a color cannot
1637 be allocated, use DEFAULT_PIXEL, instead. */
1640 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1641 int delta
, COLORREF default_pixel
)
1644 struct w32_output
*di
= f
->output_data
.w32
;
1645 unsigned long mask
= GCForeground
;
1647 COLORREF background
= di
->relief_background
;
1648 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1650 /* TODO: Free colors (if using palette)? */
1652 /* Allocate new color. */
1653 xgcv
.foreground
= default_pixel
;
1655 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1657 relief
->allocated_p
= 1;
1658 xgcv
.foreground
= relief
->pixel
= pixel
;
1661 if (relief
->gc
== 0)
1663 #if 0 /* TODO: stipple */
1664 xgcv
.stipple
= dpyinfo
->gray
;
1667 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1670 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1674 /* Set up colors for the relief lines around glyph string S. */
1677 x_setup_relief_colors (struct glyph_string
*s
)
1679 struct w32_output
*di
= s
->f
->output_data
.w32
;
1682 if (s
->face
->use_box_color_for_shadows_p
)
1683 color
= s
->face
->box_color
;
1684 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1686 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1687 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1689 color
= s
->gc
->background
;
1691 if (di
->white_relief
.gc
== 0
1692 || color
!= di
->relief_background
)
1694 di
->relief_background
= color
;
1695 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1696 WHITE_PIX_DEFAULT (s
->f
));
1697 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1698 BLACK_PIX_DEFAULT (s
->f
));
1703 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1704 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1705 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1706 relief. LEFT_P non-zero means draw a relief on the left side of
1707 the rectangle. RIGHT_P non-zero means draw a relief on the right
1708 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1712 w32_draw_relief_rect (struct frame
*f
,
1713 int left_x
, int top_y
, int right_x
, int bottom_y
,
1714 int width
, int raised_p
,
1715 int top_p
, int bot_p
, int left_p
, int right_p
,
1720 HDC hdc
= get_frame_dc (f
);
1723 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1725 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1727 w32_set_clip_rectangle (hdc
, clip_rect
);
1731 for (i
= 0; i
< width
; ++i
)
1732 w32_fill_area (f
, hdc
, gc
.foreground
,
1733 left_x
+ i
* left_p
, top_y
+ i
,
1734 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1738 for (i
= 0; i
< width
; ++i
)
1739 w32_fill_area (f
, hdc
, gc
.foreground
,
1740 left_x
+ i
, top_y
+ i
, 1,
1741 bottom_y
- top_y
- 2 * i
+ 1);
1744 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1746 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1750 for (i
= 0; i
< width
; ++i
)
1751 w32_fill_area (f
, hdc
, gc
.foreground
,
1752 left_x
+ i
* left_p
, bottom_y
- i
,
1753 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1757 for (i
= 0; i
< width
; ++i
)
1758 w32_fill_area (f
, hdc
, gc
.foreground
,
1759 right_x
- i
, top_y
+ i
+ 1, 1,
1760 bottom_y
- top_y
- 2 * i
- 1);
1762 w32_set_clip_rectangle (hdc
, NULL
);
1764 release_frame_dc (f
, hdc
);
1768 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1769 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1770 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1771 left side of the rectangle. RIGHT_P non-zero means draw a line
1772 on the right side of the rectangle. CLIP_RECT is the clipping
1773 rectangle to use when drawing. */
1776 w32_draw_box_rect (struct glyph_string
*s
,
1777 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1778 int left_p
, int right_p
, RECT
*clip_rect
)
1780 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1783 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1784 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1789 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1790 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1794 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1795 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1800 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1801 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1804 w32_set_clip_rectangle (s
->hdc
, NULL
);
1808 /* Draw a box around glyph string S. */
1811 x_draw_glyph_string_box (struct glyph_string
*s
)
1813 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1814 int left_p
, right_p
;
1815 struct glyph
*last_glyph
;
1818 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1819 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1820 : window_box_right (s
->w
, s
->area
));
1822 /* The glyph that may have a right box line. */
1823 last_glyph
= (s
->cmp
|| s
->img
1825 : s
->first_glyph
+ s
->nchars
- 1);
1827 width
= eabs (s
->face
->box_line_width
);
1828 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1830 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1832 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1834 bottom_y
= top_y
+ s
->height
- 1;
1836 left_p
= (s
->first_glyph
->left_box_line_p
1837 || (s
->hl
== DRAW_MOUSE_FACE
1839 || s
->prev
->hl
!= s
->hl
)));
1840 right_p
= (last_glyph
->right_box_line_p
1841 || (s
->hl
== DRAW_MOUSE_FACE
1843 || s
->next
->hl
!= s
->hl
)));
1845 get_glyph_string_clip_rect (s
, &clip_rect
);
1847 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1848 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1849 left_p
, right_p
, &clip_rect
);
1852 x_setup_relief_colors (s
);
1853 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1854 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1859 /* Draw foreground of image glyph string S. */
1862 x_draw_image_foreground (struct glyph_string
*s
)
1865 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1867 /* If first glyph of S has a left box line, start drawing it to the
1868 right of that line. */
1869 if (s
->face
->box
!= FACE_NO_BOX
1870 && s
->first_glyph
->left_box_line_p
1872 x
+= eabs (s
->face
->box_line_width
);
1874 /* If there is a margin around the image, adjust x- and y-position
1876 if (s
->slice
.x
== 0)
1877 x
+= s
->img
->hmargin
;
1878 if (s
->slice
.y
== 0)
1879 y
+= s
->img
->vmargin
;
1885 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1886 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1887 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1888 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1889 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1890 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1891 x_set_glyph_string_clipping (s
);
1895 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1896 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1898 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1899 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1901 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1902 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1903 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1904 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1905 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1906 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1908 SelectObject (mask_dc
, mask_orig_obj
);
1913 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1914 SetBkColor (s
->hdc
, s
->gc
->background
);
1916 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1917 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1919 /* When the image has a mask, we can expect that at
1920 least part of a mouse highlight or a block cursor will
1921 be visible. If the image doesn't have a mask, make
1922 a block cursor visible by drawing a rectangle around
1923 the image. I believe it's looking better if we do
1924 nothing here for mouse-face. */
1925 if (s
->hl
== DRAW_CURSOR
)
1927 int r
= s
->img
->relief
;
1929 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1930 s
->slice
.width
+ r
*2 - 1,
1931 s
->slice
.height
+ r
*2 - 1);
1935 w32_set_clip_rectangle (s
->hdc
, NULL
);
1936 SelectObject (s
->hdc
, orig_brush
);
1937 DeleteObject (fg_brush
);
1938 SelectObject (compat_hdc
, orig_obj
);
1939 DeleteDC (compat_hdc
);
1942 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1943 s
->slice
.width
- 1, s
->slice
.height
- 1);
1945 RestoreDC (s
->hdc
,-1);
1949 /* Draw a relief around the image glyph string S. */
1952 x_draw_image_relief (struct glyph_string
*s
)
1954 int x0
, y0
, x1
, y1
, thick
, raised_p
;
1957 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1959 /* If first glyph of S has a left box line, start drawing it to the
1960 right of that line. */
1961 if (s
->face
->box
!= FACE_NO_BOX
1962 && s
->first_glyph
->left_box_line_p
1964 x
+= eabs (s
->face
->box_line_width
);
1966 /* If there is a margin around the image, adjust x- and y-position
1968 if (s
->slice
.x
== 0)
1969 x
+= s
->img
->hmargin
;
1970 if (s
->slice
.y
== 0)
1971 y
+= s
->img
->vmargin
;
1973 if (s
->hl
== DRAW_IMAGE_SUNKEN
1974 || s
->hl
== DRAW_IMAGE_RAISED
)
1976 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1977 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1978 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1982 thick
= eabs (s
->img
->relief
);
1983 raised_p
= s
->img
->relief
> 0;
1988 x1
= x
+ s
->slice
.width
+ thick
- 1;
1989 y1
= y
+ s
->slice
.height
+ thick
- 1;
1991 x_setup_relief_colors (s
);
1992 get_glyph_string_clip_rect (s
, &r
);
1993 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
1995 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
1997 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
2002 /* Draw the foreground of image glyph string S to PIXMAP. */
2005 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2007 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2008 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2010 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2012 /* If first glyph of S has a left box line, start drawing it to the
2013 right of that line. */
2014 if (s
->face
->box
!= FACE_NO_BOX
2015 && s
->first_glyph
->left_box_line_p
2017 x
+= eabs (s
->face
->box_line_width
);
2019 /* If there is a margin around the image, adjust x- and y-position
2021 if (s
->slice
.x
== 0)
2022 x
+= s
->img
->hmargin
;
2023 if (s
->slice
.y
== 0)
2024 y
+= s
->img
->vmargin
;
2028 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2029 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2030 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2031 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2035 HDC mask_dc
= CreateCompatibleDC (hdc
);
2036 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2038 SetTextColor (hdc
, RGB (0, 0, 0));
2039 SetBkColor (hdc
, RGB (255, 255, 255));
2040 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2041 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2042 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2043 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2044 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2045 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2047 SelectObject (mask_dc
, mask_orig_obj
);
2052 SetTextColor (hdc
, s
->gc
->foreground
);
2053 SetBkColor (hdc
, s
->gc
->background
);
2055 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2056 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2058 /* When the image has a mask, we can expect that at
2059 least part of a mouse highlight or a block cursor will
2060 be visible. If the image doesn't have a mask, make
2061 a block cursor visible by drawing a rectangle around
2062 the image. I believe it's looking better if we do
2063 nothing here for mouse-face. */
2064 if (s
->hl
== DRAW_CURSOR
)
2066 int r
= s
->img
->relief
;
2068 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2069 s
->slice
.width
+ r
*2 - 1,
2070 s
->slice
.height
+ r
*2 - 1);
2074 SelectObject (hdc
, orig_brush
);
2075 DeleteObject (fg_brush
);
2076 SelectObject (compat_hdc
, orig_obj
);
2077 DeleteDC (compat_hdc
);
2080 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2081 s
->slice
.width
- 1, s
->slice
.height
- 1);
2083 SelectObject (hdc
, orig_hdc_obj
);
2088 /* Draw part of the background of glyph string S. X, Y, W, and H
2089 give the rectangle to draw. */
2092 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2094 #if 0 /* TODO: stipple */
2097 /* Fill background with a stipple pattern. */
2098 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2099 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2100 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2104 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2108 /* Draw image glyph string S.
2111 s->x +-------------------------
2114 | +-------------------------
2117 | | +-------------------
2123 x_draw_image_glyph_string (struct glyph_string
*s
)
2126 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2127 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2131 height
= s
->height
- 2 * box_line_vwidth
;
2133 /* Fill background with face under the image. Do it only if row is
2134 taller than image or if image has a clip mask to reduce
2136 s
->stippled_p
= s
->face
->stipple
!= 0;
2137 if (height
> s
->slice
.height
2141 || s
->img
->pixmap
== 0
2142 || s
->width
!= s
->background_width
)
2145 if (s
->first_glyph
->left_box_line_p
2147 x
+= box_line_hwidth
;
2150 if (s
->slice
.y
== 0)
2151 y
+= box_line_vwidth
;
2153 #if 0 /* TODO: figure out if we need to do this on Windows. */
2156 /* Create a pixmap as large as the glyph string. Fill it
2157 with the background color. Copy the image to it, using
2158 its mask. Copy the temporary pixmap to the display. */
2159 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2160 int depth
= DefaultDepthOfScreen (screen
);
2162 /* Create a pixmap as large as the glyph string. */
2163 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2164 s
->background_width
,
2167 /* Don't clip in the following because we're working on the
2169 XSetClipMask (s
->display
, s
->gc
, None
);
2171 /* Fill the pixmap with the background color/stipple. */
2174 /* Fill background with a stipple pattern. */
2175 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2176 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2177 0, 0, s
->background_width
, s
->height
);
2178 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2183 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2185 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2186 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2187 0, 0, s
->background_width
, s
->height
);
2188 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2193 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2195 s
->background_filled_p
= 1;
2198 /* Draw the foreground. */
2201 w32_draw_image_foreground_1 (s
, pixmap
);
2202 x_set_glyph_string_clipping (s
);
2204 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2205 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2206 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2207 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2209 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2210 SetBkColor (s
->hdc
, s
->gc
->background
);
2211 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2212 compat_hdc
, 0, 0, SRCCOPY
);
2214 SelectObject (s
->hdc
, orig_brush
);
2215 DeleteObject (fg_brush
);
2216 SelectObject (compat_hdc
, orig_obj
);
2217 DeleteDC (compat_hdc
);
2219 DeleteObject (pixmap
);
2223 x_draw_image_foreground (s
);
2225 /* If we must draw a relief around the image, do it. */
2227 || s
->hl
== DRAW_IMAGE_RAISED
2228 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2229 x_draw_image_relief (s
);
2233 /* Draw stretch glyph string S. */
2236 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2238 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2240 if (s
->hl
== DRAW_CURSOR
2241 && !x_stretch_cursor_p
)
2243 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2244 wide as the stretch glyph. */
2245 int width
, background_width
= s
->background_width
;
2248 if (!s
->row
->reversed_p
)
2250 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2254 background_width
-= left_x
- x
;
2260 /* In R2L rows, draw the cursor on the right edge of the
2262 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2264 if (x
+ background_width
> right_x
)
2265 background_width
-= x
- right_x
;
2266 x
+= background_width
;
2268 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2269 if (s
->row
->reversed_p
)
2273 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2275 /* Clear rest using the GC of the original non-cursor face. */
2276 if (width
< background_width
)
2278 XGCValues
*gc
= s
->face
->gc
;
2280 int w
= background_width
- width
, h
= s
->height
;
2284 if (!s
->row
->reversed_p
)
2288 if (s
->row
->mouse_face_p
2289 && cursor_in_mouse_face_p (s
->w
))
2291 x_set_mouse_face_gc (s
);
2297 get_glyph_string_clip_rect (s
, &r
);
2298 w32_set_clip_rectangle (hdc
, &r
);
2300 #if 0 /* TODO: stipple */
2301 if (s
->face
->stipple
)
2303 /* Fill background with a stipple pattern. */
2304 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2305 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2306 XSetFillStyle (s
->display
, gc
, FillSolid
);
2311 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2315 else if (!s
->background_filled_p
)
2317 int background_width
= s
->background_width
;
2318 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2320 /* Don't draw into left margin, fringe or scrollbar area
2321 except for header line and mode line. */
2322 if (x
< left_x
&& !s
->row
->mode_line_p
)
2324 background_width
-= left_x
- x
;
2327 if (background_width
> 0)
2328 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2331 s
->background_filled_p
= 1;
2335 /* Draw glyph string S. */
2338 x_draw_glyph_string (struct glyph_string
*s
)
2340 int relief_drawn_p
= 0;
2342 /* If S draws into the background of its successor, draw the
2343 background of the successor first so that S can draw into it.
2344 This makes S->next use XDrawString instead of XDrawImageString. */
2345 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2348 struct glyph_string
*next
;
2349 for (width
= 0, next
= s
->next
;
2350 next
&& width
< s
->right_overhang
;
2351 width
+= next
->width
, next
= next
->next
)
2352 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2354 x_set_glyph_string_gc (next
);
2355 x_set_glyph_string_clipping (next
);
2356 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2357 x_draw_stretch_glyph_string (next
);
2359 x_draw_glyph_string_background (next
, 1);
2360 next
->num_clips
= 0;
2364 /* Set up S->gc, set clipping and draw S. */
2365 x_set_glyph_string_gc (s
);
2367 /* Draw relief (if any) in advance for char/composition so that the
2368 glyph string can be drawn over it. */
2369 if (!s
->for_overlaps
2370 && s
->face
->box
!= FACE_NO_BOX
2371 && (s
->first_glyph
->type
== CHAR_GLYPH
2372 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2375 x_set_glyph_string_clipping (s
);
2376 x_draw_glyph_string_background (s
, 1);
2377 x_draw_glyph_string_box (s
);
2378 x_set_glyph_string_clipping (s
);
2381 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2383 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2384 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2385 /* We must clip just this glyph. left_overhang part has already
2386 drawn when s->prev was drawn, and right_overhang part will be
2387 drawn later when s->next is drawn. */
2388 x_set_glyph_string_clipping_exactly (s
, s
);
2390 x_set_glyph_string_clipping (s
);
2392 switch (s
->first_glyph
->type
)
2395 x_draw_image_glyph_string (s
);
2399 x_draw_stretch_glyph_string (s
);
2403 if (s
->for_overlaps
)
2404 s
->background_filled_p
= 1;
2406 x_draw_glyph_string_background (s
, 0);
2407 x_draw_glyph_string_foreground (s
);
2410 case COMPOSITE_GLYPH
:
2411 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2412 && ! s
->first_glyph
->u
.cmp
.automatic
))
2413 s
->background_filled_p
= 1;
2415 x_draw_glyph_string_background (s
, 1);
2416 x_draw_composite_glyph_string_foreground (s
);
2419 case GLYPHLESS_GLYPH
:
2420 if (s
->for_overlaps
)
2421 s
->background_filled_p
= 1;
2423 x_draw_glyph_string_background (s
, 0);
2424 x_draw_glyphless_glyph_string_foreground (s
);
2431 if (!s
->for_overlaps
)
2433 /* Draw underline. */
2434 if (s
->face
->underline_p
)
2436 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2440 if (s
->face
->underline_defaulted_p
)
2441 color
= s
->gc
->foreground
;
2443 color
= s
->face
->underline_color
;
2445 w32_draw_underwave (s
, color
);
2447 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2449 unsigned long thickness
, position
;
2452 if (s
->prev
&& s
->prev
->face
->underline_p
)
2454 /* We use the same underline style as the previous one. */
2455 thickness
= s
->prev
->underline_thickness
;
2456 position
= s
->prev
->underline_position
;
2460 /* Get the underline thickness. Default is 1 pixel. */
2461 if (s
->font
&& s
->font
->underline_thickness
> 0)
2462 thickness
= s
->font
->underline_thickness
;
2465 if (x_underline_at_descent_line
)
2466 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2469 /* Get the underline position. This is the recommended
2470 vertical offset in pixels from the baseline to the top of
2471 the underline. This is a signed value according to the
2472 specs, and its default is
2474 ROUND ((maximum_descent) / 2), with
2475 ROUND (x) = floor (x + 0.5) */
2477 if (x_use_underline_position_properties
2478 && s
->font
&& s
->font
->underline_position
>= 0)
2479 position
= s
->font
->underline_position
;
2481 position
= (s
->font
->descent
+ 1) / 2;
2483 position
= max (position
, underline_minimum_offset
);
2485 /* Check the sanity of thickness and position. We should
2486 avoid drawing underline out of the current line area. */
2487 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2488 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2489 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2490 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2491 s
->underline_thickness
= thickness
;
2492 s
->underline_position
=position
;
2493 y
= s
->ybase
+ position
;
2494 if (s
->face
->underline_defaulted_p
)
2496 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2501 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2506 /* Draw overline. */
2507 if (s
->face
->overline_p
)
2509 unsigned long dy
= 0, h
= 1;
2511 if (s
->face
->overline_color_defaulted_p
)
2513 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2514 s
->y
+ dy
, s
->width
, h
);
2518 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2519 s
->y
+ dy
, s
->width
, h
);
2523 /* Draw strike-through. */
2524 if (s
->face
->strike_through_p
2525 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2527 unsigned long h
= 1;
2528 unsigned long dy
= (s
->height
- h
) / 2;
2530 if (s
->face
->strike_through_color_defaulted_p
)
2532 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2537 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2538 s
->y
+ dy
, s
->width
, h
);
2542 /* Draw relief if not yet drawn. */
2543 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2544 x_draw_glyph_string_box (s
);
2548 struct glyph_string
*prev
;
2550 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2551 if (prev
->hl
!= s
->hl
2552 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2554 /* As prev was drawn while clipped to its own area, we
2555 must draw the right_overhang part using s->hl now. */
2556 enum draw_glyphs_face save
= prev
->hl
;
2559 x_set_glyph_string_gc (prev
);
2560 x_set_glyph_string_clipping_exactly (s
, prev
);
2561 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2562 x_draw_glyph_string_foreground (prev
);
2564 x_draw_composite_glyph_string_foreground (prev
);
2565 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2567 prev
->num_clips
= 0;
2573 struct glyph_string
*next
;
2575 for (next
= s
->next
; next
; next
= next
->next
)
2576 if (next
->hl
!= s
->hl
2577 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2579 /* As next will be drawn while clipped to its own area,
2580 we must draw the left_overhang part using s->hl now. */
2581 enum draw_glyphs_face save
= next
->hl
;
2584 x_set_glyph_string_gc (next
);
2585 x_set_glyph_string_clipping_exactly (s
, next
);
2586 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2587 x_draw_glyph_string_foreground (next
);
2589 x_draw_composite_glyph_string_foreground (next
);
2590 w32_set_clip_rectangle (next
->hdc
, NULL
);
2592 next
->num_clips
= 0;
2593 next
->clip_head
= s
->next
;
2598 /* Reset clipping. */
2599 w32_set_clip_rectangle (s
->hdc
, NULL
);
2604 /* Shift display to make room for inserted glyphs. */
2607 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2608 int width
, int height
, int shift_by
)
2612 hdc
= get_frame_dc (f
);
2613 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2614 hdc
, x
, y
, SRCCOPY
);
2616 release_frame_dc (f
, hdc
);
2620 /* Delete N glyphs at the nominal cursor position. Not implemented
2624 x_delete_glyphs (struct frame
*f
, register int n
)
2626 if (! FRAME_W32_P (f
))
2633 /* Clear entire frame. */
2636 x_clear_frame (struct frame
*f
)
2638 if (! FRAME_W32_P (f
))
2641 /* Clearing the frame will erase any cursor, so mark them all as no
2643 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2644 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2645 output_cursor
.x
= -1;
2647 /* We don't set the output cursor here because there will always
2648 follow an explicit cursor_to. */
2651 w32_clear_window (f
);
2653 /* We have to clear the scroll bars, too. If we have changed
2654 colors or something like that, then they should be notified. */
2655 x_scroll_bar_clear (f
);
2661 /* Make audible bell. */
2664 w32_ring_bell (struct frame
*f
)
2668 if (FRAME_W32_P (f
) && visible_bell
)
2671 HWND hwnd
= FRAME_W32_WINDOW (f
);
2673 for (i
= 0; i
< 5; i
++)
2675 FlashWindow (hwnd
, TRUE
);
2678 FlashWindow (hwnd
, FALSE
);
2681 w32_sys_ring_bell (f
);
2687 /* Specify how many text lines, from the top of the window,
2688 should be affected by insert-lines and delete-lines operations.
2689 This, and those operations, are used only within an update
2690 that is bounded by calls to x_update_begin and x_update_end. */
2693 w32_set_terminal_window (struct frame
*f
, int n
)
2695 /* This function intentionally left blank. */
2699 /***********************************************************************
2701 ***********************************************************************/
2703 /* Perform an insert-lines or delete-lines operation, inserting N
2704 lines or deleting -N lines at vertical position VPOS. */
2707 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2709 if (! FRAME_W32_P (f
))
2716 /* Scroll part of the display as described by RUN. */
2719 x_scroll_run (struct window
*w
, struct run
*run
)
2721 struct frame
*f
= XFRAME (w
->frame
);
2722 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2723 HWND hwnd
= FRAME_W32_WINDOW (f
);
2726 /* Get frame-relative bounding box of the text display area of W,
2727 without mode lines. Include in this box the left and right
2729 window_box (w
, -1, &x
, &y
, &width
, &height
);
2731 /* If the fringe is adjacent to the left (right) scroll bar of a
2732 leftmost (rightmost, respectively) window, then extend its
2733 background to the gap between the fringe and the bar. */
2734 if ((WINDOW_LEFTMOST_P (w
)
2735 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2736 || (WINDOW_RIGHTMOST_P (w
)
2737 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2739 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2743 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2744 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2745 * FRAME_COLUMN_WIDTH (f
));
2747 if (bar_area_x
+ bar_area_width
== x
)
2749 x
= bar_area_x
+ sb_width
;
2750 width
+= bar_area_width
- sb_width
;
2752 else if (x
+ width
== bar_area_x
)
2753 width
+= bar_area_width
- sb_width
;
2757 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2758 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2759 bottom_y
= y
+ height
;
2763 /* Scrolling up. Make sure we don't copy part of the mode
2764 line at the bottom. */
2765 if (from_y
+ run
->height
> bottom_y
)
2766 height
= bottom_y
- from_y
;
2768 height
= run
->height
;
2769 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2773 /* Scrolling down. Make sure we don't copy over the mode line.
2775 if (to_y
+ run
->height
> bottom_y
)
2776 height
= bottom_y
- to_y
;
2778 height
= run
->height
;
2779 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2784 /* Cursor off. Will be switched on again in x_update_window_end. */
2791 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2792 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2794 from
.left
= to
.left
= x
;
2795 from
.right
= to
.right
= x
+ width
;
2797 from
.bottom
= from_y
+ height
;
2799 to
.bottom
= bottom_y
;
2801 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2802 NULL
, SW_INVALIDATE
);
2804 /* Combine this with what we expect to be dirty. This covers the
2805 case where not all of the region we expect is actually dirty. */
2806 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2808 /* If the dirty region is not what we expected, redraw the entire frame. */
2809 if (!EqualRgn (combined
, expect_dirty
))
2810 SET_FRAME_GARBAGED (f
);
2812 DeleteObject (dirty
);
2813 DeleteObject (combined
);
2817 DeleteObject (expect_dirty
);
2822 /***********************************************************************
2824 ***********************************************************************/
2827 frame_highlight (struct frame
*f
)
2829 x_update_cursor (f
, 1);
2830 x_set_frame_alpha (f
);
2834 frame_unhighlight (struct frame
*f
)
2836 x_update_cursor (f
, 1);
2837 x_set_frame_alpha (f
);
2840 /* The focus has changed. Update the frames as necessary to reflect
2841 the new situation. Note that we can't change the selected frame
2842 here, because the Lisp code we are interrupting might become confused.
2843 Each event gets marked with the frame in which it occurred, so the
2844 Lisp code can tell when the switch took place by examining the events. */
2847 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2849 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2851 if (frame
!= dpyinfo
->w32_focus_frame
)
2853 /* Set this before calling other routines, so that they see
2854 the correct value of w32_focus_frame. */
2855 dpyinfo
->w32_focus_frame
= frame
;
2857 if (old_focus
&& old_focus
->auto_lower
)
2858 x_lower_frame (old_focus
);
2860 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2861 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2863 pending_autoraise_frame
= 0;
2866 x_frame_rehighlight (dpyinfo
);
2870 /* Handle FocusIn and FocusOut state changes for FRAME.
2871 If FRAME has focus and there exists more than one frame, puts
2872 a FOCUS_IN_EVENT into *BUFP. */
2875 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2876 struct frame
*frame
, struct input_event
*bufp
)
2878 if (type
== WM_SETFOCUS
)
2880 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2882 x_new_focus_frame (dpyinfo
, frame
);
2883 dpyinfo
->w32_focus_event_frame
= frame
;
2885 /* Don't stop displaying the initial startup message
2886 for a switch-frame event we don't need. */
2887 if (NILP (Vterminal_frame
)
2888 && CONSP (Vframe_list
)
2889 && !NILP (XCDR (Vframe_list
)))
2891 bufp
->kind
= FOCUS_IN_EVENT
;
2892 XSETFRAME (bufp
->frame_or_window
, frame
);
2896 frame
->output_data
.x
->focus_state
|= state
;
2898 /* TODO: IME focus? */
2900 else if (type
== WM_KILLFOCUS
)
2902 frame
->output_data
.x
->focus_state
&= ~state
;
2904 if (dpyinfo
->w32_focus_event_frame
== frame
)
2906 dpyinfo
->w32_focus_event_frame
= 0;
2907 x_new_focus_frame (dpyinfo
, 0);
2910 /* TODO: IME focus? */
2915 /* The focus may have changed. Figure out if it is a real focus change,
2916 by checking both FocusIn/Out and Enter/LeaveNotify events.
2918 Returns FOCUS_IN_EVENT event in *BUFP. */
2921 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2922 struct input_event
*bufp
)
2924 struct frame
*frame
;
2926 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2930 /* On w32, this is only called from focus events, so no switch needed. */
2931 x_focus_changed (event
->msg
.message
,
2932 (event
->msg
.message
== WM_KILLFOCUS
?
2933 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2934 dpyinfo
, frame
, bufp
);
2938 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2941 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2943 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2946 /* The focus has changed, or we have redirected a frame's focus to
2947 another frame (this happens when a frame uses a surrogate
2948 mini-buffer frame). Shift the highlight as appropriate.
2950 The FRAME argument doesn't necessarily have anything to do with which
2951 frame is being highlighted or un-highlighted; we only use it to find
2952 the appropriate X display info. */
2955 w32_frame_rehighlight (struct frame
*frame
)
2957 if (! FRAME_W32_P (frame
))
2959 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2963 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2965 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2967 if (dpyinfo
->w32_focus_frame
)
2969 dpyinfo
->x_highlight_frame
2970 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2971 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2972 : dpyinfo
->w32_focus_frame
);
2973 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2975 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2976 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2980 dpyinfo
->x_highlight_frame
= 0;
2982 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2985 frame_unhighlight (old_highlight
);
2986 if (dpyinfo
->x_highlight_frame
)
2987 frame_highlight (dpyinfo
->x_highlight_frame
);
2991 /* Keyboard processing - modifier keys, etc. */
2993 /* Convert a keysym to its name. */
2996 x_get_keysym_name (int keysym
)
2998 /* Make static so we can always return it */
2999 static char value
[100];
3002 GetKeyNameText (keysym
, value
, 100);
3009 codepage_for_locale (LCID locale
)
3013 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3020 /* Mouse clicks and mouse movement. Rah. */
3022 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3023 the state in PUP. XBUTTON provides extra information for extended mouse
3024 button messages. Returns FALSE if unable to parse the message. */
3026 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3033 case WM_LBUTTONDOWN
:
3041 case WM_MBUTTONDOWN
:
3042 if (NILP (Vw32_swap_mouse_buttons
))
3049 if (NILP (Vw32_swap_mouse_buttons
))
3055 case WM_RBUTTONDOWN
:
3056 if (NILP (Vw32_swap_mouse_buttons
))
3063 if (NILP (Vw32_swap_mouse_buttons
))
3069 case WM_XBUTTONDOWN
:
3070 button
= xbutton
+ 2;
3074 button
= xbutton
+ 2;
3082 if (pbutton
) *pbutton
= button
;
3088 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3090 If the event is a button press, then note that we have grabbed
3094 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3099 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3102 /* Make the event type NO_EVENT; we'll change that when we decide
3104 result
->kind
= MOUSE_CLICK_EVENT
;
3105 result
->code
= button
;
3106 result
->timestamp
= msg
->msg
.time
;
3107 result
->modifiers
= (msg
->dwModifiers
3112 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3113 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3114 XSETFRAME (result
->frame_or_window
, f
);
3120 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3125 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3128 result
->timestamp
= msg
->msg
.time
;
3130 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3131 forward, away from the user (up); a negative value indicates that
3132 the wheel was rotated backward, toward the user (down). */
3133 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3135 /* The up and down modifiers indicate if the wheel was rotated up or
3136 down based on WHEEL_DELTA value. */
3137 result
->modifiers
= (msg
->dwModifiers
3138 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3140 /* With multiple monitors, we can legitimately get negative
3141 coordinates, so cast to short to interpret them correctly. */
3142 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3143 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3144 ScreenToClient (msg
->msg
.hwnd
, &p
);
3145 XSETINT (result
->x
, p
.x
);
3146 XSETINT (result
->y
, p
.y
);
3147 XSETFRAME (result
->frame_or_window
, f
);
3153 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3163 result
->kind
= DRAG_N_DROP_EVENT
;
3165 result
->timestamp
= msg
->msg
.time
;
3166 result
->modifiers
= msg
->dwModifiers
;
3168 hdrop
= (HDROP
) msg
->msg
.wParam
;
3169 DragQueryPoint (hdrop
, &p
);
3172 p
.x
= LOWORD (msg
->msg
.lParam
);
3173 p
.y
= HIWORD (msg
->msg
.lParam
);
3174 ScreenToClient (msg
->msg
.hwnd
, &p
);
3177 XSETINT (result
->x
, p
.x
);
3178 XSETINT (result
->y
, p
.y
);
3180 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3183 for (i
= 0; i
< num_files
; i
++)
3185 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3188 name
= alloca (len
+ 1);
3189 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3190 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3195 XSETFRAME (frame
, f
);
3196 result
->frame_or_window
= frame
;
3197 result
->arg
= files
;
3202 /* Function to report a mouse movement to the mainstream Emacs code.
3203 The input handler calls this.
3205 We have received a mouse movement event, which is given in *event.
3206 If the mouse is over a different glyph than it was last time, tell
3207 the mainstream emacs code by setting mouse_moved. If not, ask for
3208 another motion event, so we can check again the next time it moves. */
3210 static MSG last_mouse_motion_event
;
3211 static Lisp_Object last_mouse_motion_frame
;
3214 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3216 int mouse_x
= LOWORD (msg
->lParam
);
3217 int mouse_y
= HIWORD (msg
->lParam
);
3219 last_mouse_movement_time
= msg
->time
;
3220 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3221 XSETFRAME (last_mouse_motion_frame
, frame
);
3223 if (!FRAME_X_OUTPUT (frame
))
3226 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3228 frame
->mouse_moved
= 1;
3229 last_mouse_scroll_bar
= Qnil
;
3230 note_mouse_highlight (frame
, -1, -1);
3231 last_mouse_glyph_frame
= 0;
3235 /* Has the mouse moved off the glyph it was on at the last sighting? */
3236 if (frame
!= last_mouse_glyph_frame
3237 || mouse_x
< last_mouse_glyph
.left
3238 || mouse_x
>= last_mouse_glyph
.right
3239 || mouse_y
< last_mouse_glyph
.top
3240 || mouse_y
>= last_mouse_glyph
.bottom
)
3242 frame
->mouse_moved
= 1;
3243 last_mouse_scroll_bar
= Qnil
;
3244 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3245 /* Remember the mouse position here, as w32_mouse_position only
3246 gets called when mouse tracking is enabled but we also need
3247 to keep track of the mouse for help_echo and highlighting at
3249 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3250 last_mouse_glyph_frame
= frame
;
3258 /************************************************************************
3260 ************************************************************************/
3262 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3263 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3264 enum scroll_bar_part
*,
3265 Lisp_Object
*, Lisp_Object
*,
3267 static void x_check_fullscreen (struct frame
*);
3270 redo_mouse_highlight (void)
3272 if (!NILP (last_mouse_motion_frame
)
3273 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3274 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3275 LOWORD (last_mouse_motion_event
.lParam
),
3276 HIWORD (last_mouse_motion_event
.lParam
));
3280 w32_define_cursor (Window window
, Cursor cursor
)
3282 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3284 /* Return the current position of the mouse.
3285 *fp should be a frame which indicates which display to ask about.
3287 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3288 and *part to the frame, window, and scroll bar part that the mouse
3289 is over. Set *x and *y to the portion and whole of the mouse's
3290 position on the scroll bar.
3292 If the mouse movement started elsewhere, set *fp to the frame the
3293 mouse is on, *bar_window to nil, and *x and *y to the character cell
3296 Set *time to the server time-stamp for the time at which the mouse
3297 was at this position.
3299 Don't store anything if we don't have a valid set of values to report.
3301 This clears the mouse_moved flag, so we can wait for the next mouse
3305 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3306 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3307 unsigned long *time
)
3313 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3314 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3319 Lisp_Object frame
, tail
;
3321 /* Clear the mouse-moved flag for every frame on this display. */
3322 FOR_EACH_FRAME (tail
, frame
)
3323 XFRAME (frame
)->mouse_moved
= 0;
3325 last_mouse_scroll_bar
= Qnil
;
3329 /* Now we have a position on the root; find the innermost window
3330 containing the pointer. */
3332 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3333 && FRAME_LIVE_P (last_mouse_frame
))
3335 /* If mouse was grabbed on a frame, give coords for that frame
3336 even if the mouse is now outside it. */
3337 f1
= last_mouse_frame
;
3341 /* Is window under mouse one of our frames? */
3342 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3343 WindowFromPoint (pt
));
3346 /* If not, is it one of our scroll bars? */
3349 struct scroll_bar
*bar
3350 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3354 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3358 if (f1
== 0 && insist
> 0)
3359 f1
= SELECTED_FRAME ();
3363 /* Ok, we found a frame. Store all the values.
3364 last_mouse_glyph is a rectangle used to reduce the
3365 generation of mouse events. To not miss any motion
3366 events, we must divide the frame into rectangles of the
3367 size of the smallest character that could be displayed
3368 on it, i.e. into the same rectangles that matrices on
3369 the frame are divided into. */
3371 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3372 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3373 last_mouse_glyph_frame
= f1
;
3380 *time
= last_mouse_movement_time
;
3389 /***********************************************************************
3391 ***********************************************************************/
3393 /* Handle mouse button event on the tool-bar of frame F, at
3394 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3395 or ButtonRelease. */
3398 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3400 int x
= XFASTINT (button_event
->x
);
3401 int y
= XFASTINT (button_event
->y
);
3403 if (button_event
->modifiers
& down_modifier
)
3404 handle_tool_bar_click (f
, x
, y
, 1, 0);
3406 handle_tool_bar_click (f
, x
, y
, 0,
3407 button_event
->modifiers
& ~up_modifier
);
3412 /***********************************************************************
3414 ***********************************************************************/
3416 /* Scroll bar support. */
3418 /* Given a window ID, find the struct scroll_bar which manages it.
3419 This can be called in GC, so we have to make sure to strip off mark
3422 static struct scroll_bar
*
3423 x_window_to_scroll_bar (Window window_id
)
3427 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3429 Lisp_Object frame
, bar
, condemned
;
3431 frame
= XCAR (tail
);
3432 /* All elements of Vframe_list should be frames. */
3433 if (! FRAMEP (frame
))
3436 /* Scan this frame's scroll bar list for a scroll bar with the
3438 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3439 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3440 /* This trick allows us to search both the ordinary and
3441 condemned scroll bar lists with one loop. */
3442 ! NILP (bar
) || (bar
= condemned
,
3445 bar
= XSCROLL_BAR (bar
)->next
)
3446 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3447 return XSCROLL_BAR (bar
);
3455 /* Set the thumb size and position of scroll bar BAR. We are currently
3456 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3459 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3460 int portion
, int position
, int whole
)
3462 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3463 /* We use the whole scroll-bar height in the calculations below, to
3464 avoid strange effects like scrolling backwards when just clicking
3465 on the handle (without moving it). */
3466 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3467 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3468 int sb_page
, sb_pos
;
3469 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3472 /* We used to change the nPage setting while dragging the handle,
3473 but that had very strange effects (such as scrolling backwards
3474 while dragging downwards).
3476 Now, we don't change the nPage setting while dragging unless we
3477 get near to the end of the buffer, in which case we often have to
3478 resize the handle to "go all the way". */
3484 si
.cbSize
= sizeof (si
);
3485 si
.fMask
= SIF_POS
| SIF_PAGE
;
3486 GetScrollInfo (w
, SB_CTL
, &si
);
3487 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3495 /* Position scroll bar at rock bottom if the bottom of the
3496 buffer is visible. This avoids shrinking the thumb away
3497 to nothing if it is held at the bottom of the buffer. */
3498 if (position
+ portion
>= whole
&& !draggingp
)
3500 sb_page
= range
* (whole
- position
) / whole
;
3505 sb_pos
= position
* range
/ whole
;
3506 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3515 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3519 si
.cbSize
= sizeof (si
);
3520 si
.fMask
= SIF_PAGE
| SIF_POS
;
3524 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3530 /************************************************************************
3531 Scroll bars, general
3532 ************************************************************************/
3535 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3537 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3538 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3542 /*#define ATTACH_THREADS*/
3545 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3547 #ifndef ATTACH_THREADS
3548 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3549 (WPARAM
) hwnd
, (LPARAM
) how
);
3551 return ShowWindow (hwnd
, how
);
3556 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3557 int x
, int y
, int cx
, int cy
, UINT flags
)
3559 #ifndef ATTACH_THREADS
3561 pos
.hwndInsertAfter
= hwndAfter
;
3567 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3569 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3575 my_set_focus (struct frame
* f
, HWND hwnd
)
3577 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3583 my_set_foreground_window (HWND hwnd
)
3585 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3590 my_destroy_window (struct frame
* f
, HWND hwnd
)
3592 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3597 my_bring_window_to_top (HWND hwnd
)
3599 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3602 /* Create a scroll bar and return the scroll bar vector for it. W is
3603 the Emacs window on which to create the scroll bar. TOP, LEFT,
3604 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3607 static struct scroll_bar
*
3608 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3610 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3613 struct scroll_bar
*bar
3614 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3619 XSETWINDOW (bar
->window
, w
);
3620 XSETINT (bar
->top
, top
);
3621 XSETINT (bar
->left
, left
);
3622 XSETINT (bar
->width
, width
);
3623 XSETINT (bar
->height
, height
);
3624 XSETINT (bar
->start
, 0);
3625 XSETINT (bar
->end
, 0);
3626 bar
->dragging
= Qnil
;
3627 bar
->fringe_extended_p
= Qnil
;
3629 /* Requires geometry to be set before call to create the real window */
3631 hwnd
= my_create_scrollbar (f
, bar
);
3633 si
.cbSize
= sizeof (si
);
3636 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3637 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3641 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3643 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3645 /* Add bar to its frame's list of scroll bars. */
3646 bar
->next
= FRAME_SCROLL_BARS (f
);
3648 XSETVECTOR (barobj
, bar
);
3649 fset_scroll_bars (f
, barobj
);
3650 if (! NILP (bar
->next
))
3651 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3659 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3663 x_scroll_bar_remove (struct scroll_bar
*bar
)
3665 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3669 /* Destroy the window. */
3670 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3672 /* Dissociate this scroll bar from its window. */
3673 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3678 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3679 that we are displaying PORTION characters out of a total of WHOLE
3680 characters, starting at POSITION. If WINDOW has no scroll bar,
3683 w32_set_vertical_scroll_bar (struct window
*w
,
3684 int portion
, int whole
, int position
)
3686 struct frame
*f
= XFRAME (w
->frame
);
3688 struct scroll_bar
*bar
;
3689 int top
, height
, left
, sb_left
, width
, sb_width
;
3690 int window_y
, window_height
;
3691 int fringe_extended_p
;
3693 /* Get window dimensions. */
3694 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3696 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3697 height
= window_height
;
3699 /* Compute the left edge of the scroll bar area. */
3700 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3702 /* Compute the width of the scroll bar which might be less than
3703 the width of the area reserved for the scroll bar. */
3704 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3705 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3709 /* Compute the left edge of the scroll bar. */
3710 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3711 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3713 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3715 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3716 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3717 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3718 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3719 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3721 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3722 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3723 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3724 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3726 /* Does the scroll bar exist yet? */
3727 if (NILP (w
->vertical_scroll_bar
))
3731 if (width
> 0 && height
> 0)
3733 hdc
= get_frame_dc (f
);
3734 if (fringe_extended_p
)
3735 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3737 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3738 release_frame_dc (f
, hdc
);
3742 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3746 /* It may just need to be moved and resized. */
3749 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3750 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3752 /* If already correctly positioned, do nothing. */
3753 if ( XINT (bar
->left
) == sb_left
3754 && XINT (bar
->top
) == top
3755 && XINT (bar
->width
) == sb_width
3756 && XINT (bar
->height
) == height
3757 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3759 /* Redraw after clear_frame. */
3760 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3761 InvalidateRect (hwnd
, NULL
, FALSE
);
3769 if (width
&& height
)
3771 hdc
= get_frame_dc (f
);
3772 /* Since Windows scroll bars are smaller than the space reserved
3773 for them on the frame, we have to clear "under" them. */
3774 if (fringe_extended_p
)
3775 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3777 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3778 release_frame_dc (f
, hdc
);
3780 /* Make sure scroll bar is "visible" before moving, to ensure the
3781 area of the parent window now exposed will be refreshed. */
3782 my_show_window (f
, hwnd
, SW_HIDE
);
3783 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3784 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3785 max (height
, 1), TRUE
);
3787 si
.cbSize
= sizeof (si
);
3788 si
.fMask
= SIF_RANGE
;
3790 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3791 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3793 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3795 my_show_window (f
, hwnd
, SW_NORMAL
);
3796 /* InvalidateRect (w, NULL, FALSE); */
3798 /* Remember new settings. */
3799 XSETINT (bar
->left
, sb_left
);
3800 XSETINT (bar
->top
, top
);
3801 XSETINT (bar
->width
, sb_width
);
3802 XSETINT (bar
->height
, height
);
3807 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3809 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3810 XSETVECTOR (barobj
, bar
);
3811 wset_vertical_scroll_bar (w
, barobj
);
3815 /* The following three hooks are used when we're doing a thorough
3816 redisplay of the frame. We don't explicitly know which scroll bars
3817 are going to be deleted, because keeping track of when windows go
3818 away is a real pain - "Can you say set-window-configuration, boys
3819 and girls?" Instead, we just assert at the beginning of redisplay
3820 that *all* scroll bars are to be removed, and then save a scroll bar
3821 from the fiery pit when we actually redisplay its window. */
3823 /* Arrange for all scroll bars on FRAME to be removed at the next call
3824 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3825 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3828 w32_condemn_scroll_bars (FRAME_PTR frame
)
3830 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3831 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3834 bar
= FRAME_SCROLL_BARS (frame
);
3835 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3836 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3837 XSCROLL_BAR (bar
)->prev
= Qnil
;
3838 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3839 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3840 fset_condemned_scroll_bars (frame
, bar
);
3845 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3846 Note that WINDOW isn't necessarily condemned at all. */
3849 w32_redeem_scroll_bar (struct window
*window
)
3851 struct scroll_bar
*bar
;
3855 /* We can't redeem this window's scroll bar if it doesn't have one. */
3856 if (NILP (window
->vertical_scroll_bar
))
3859 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3861 /* Unlink it from the condemned list. */
3862 f
= XFRAME (WINDOW_FRAME (window
));
3863 if (NILP (bar
->prev
))
3865 /* If the prev pointer is nil, it must be the first in one of
3867 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3868 /* It's not condemned. Everything's fine. */
3870 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3871 window
->vertical_scroll_bar
))
3872 fset_condemned_scroll_bars (f
, bar
->next
);
3874 /* If its prev pointer is nil, it must be at the front of
3875 one or the other! */
3879 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
3881 if (! NILP (bar
->next
))
3882 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
3884 bar
->next
= FRAME_SCROLL_BARS (f
);
3886 XSETVECTOR (barobj
, bar
);
3887 fset_scroll_bars (f
, barobj
);
3888 if (! NILP (bar
->next
))
3889 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3892 /* Remove all scroll bars on FRAME that haven't been saved since the
3893 last call to `*condemn_scroll_bars_hook'. */
3896 w32_judge_scroll_bars (FRAME_PTR f
)
3898 Lisp_Object bar
, next
;
3900 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
3902 /* Clear out the condemned list now so we won't try to process any
3903 more events on the hapless scroll bars. */
3904 fset_condemned_scroll_bars (f
, Qnil
);
3906 for (; ! NILP (bar
); bar
= next
)
3908 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
3910 x_scroll_bar_remove (b
);
3913 b
->next
= b
->prev
= Qnil
;
3916 /* Now there should be no references to the condemned scroll bars,
3917 and they should get garbage-collected. */
3920 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
3921 is set to something other than NO_EVENT, it is enqueued.
3923 This may be called from a signal handler, so we have to ignore GC
3927 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
3928 struct input_event
*emacs_event
)
3930 if (! WINDOWP (bar
->window
))
3933 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
3934 emacs_event
->code
= 0;
3935 /* not really meaningful to distinguish up/down */
3936 emacs_event
->modifiers
= msg
->dwModifiers
;
3937 emacs_event
->frame_or_window
= bar
->window
;
3938 emacs_event
->arg
= Qnil
;
3939 emacs_event
->timestamp
= msg
->msg
.time
;
3942 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
3944 int dragging
= !NILP (bar
->dragging
);
3947 si
.cbSize
= sizeof (si
);
3950 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
3953 bar
->dragging
= Qnil
;
3956 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
3958 switch (LOWORD (msg
->msg
.wParam
))
3961 emacs_event
->part
= scroll_bar_down_arrow
;
3964 emacs_event
->part
= scroll_bar_up_arrow
;
3967 emacs_event
->part
= scroll_bar_above_handle
;
3970 emacs_event
->part
= scroll_bar_below_handle
;
3973 emacs_event
->part
= scroll_bar_handle
;
3977 emacs_event
->part
= scroll_bar_handle
;
3981 case SB_THUMBPOSITION
:
3982 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
3983 y
= HIWORD (msg
->msg
.wParam
);
3985 emacs_event
->part
= scroll_bar_handle
;
3987 /* "Silently" update current position. */
3991 si
.cbSize
= sizeof (si
);
3994 /* Remember apparent position (we actually lag behind the real
3995 position, so don't set that directly). */
3996 last_scroll_bar_drag_pos
= y
;
3998 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4002 /* If this is the end of a drag sequence, then reset the scroll
4003 handle size to normal and do a final redraw. Otherwise do
4008 int start
= XINT (bar
->start
);
4009 int end
= XINT (bar
->end
);
4011 si
.cbSize
= sizeof (si
);
4012 si
.fMask
= SIF_PAGE
| SIF_POS
;
4013 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4014 si
.nPos
= last_scroll_bar_drag_pos
;
4015 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4019 emacs_event
->kind
= NO_EVENT
;
4023 XSETINT (emacs_event
->x
, y
);
4024 XSETINT (emacs_event
->y
, top_range
);
4030 /* Return information to the user about the current position of the mouse
4031 on the scroll bar. */
4034 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4035 enum scroll_bar_part
*part
,
4036 Lisp_Object
*x
, Lisp_Object
*y
,
4037 unsigned long *time
)
4039 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4040 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4041 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4043 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4049 *bar_window
= bar
->window
;
4051 si
.cbSize
= sizeof (si
);
4052 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4054 GetScrollInfo (w
, SB_CTL
, &si
);
4056 top_range
= si
.nMax
- si
.nPage
+ 1;
4058 switch (LOWORD (last_mouse_scroll_bar_pos
))
4060 case SB_THUMBPOSITION
:
4062 *part
= scroll_bar_handle
;
4063 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4064 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4067 *part
= scroll_bar_handle
;
4071 *part
= scroll_bar_handle
;
4076 XSETINT (*y
, top_range
);
4079 last_mouse_scroll_bar
= Qnil
;
4081 *time
= last_mouse_movement_time
;
4087 /* The screen has been cleared so we may have changed foreground or
4088 background colors, and the scroll bars may need to be redrawn.
4089 Clear out the scroll bars, and ask for expose events, so we can
4093 x_scroll_bar_clear (FRAME_PTR f
)
4097 /* We can have scroll bars even if this is 0,
4098 if we just turned off scroll bar mode.
4099 But in that case we should not clear them. */
4100 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4101 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4102 bar
= XSCROLL_BAR (bar
)->next
)
4104 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4105 HDC hdc
= GetDC (window
);
4108 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4109 arranges to refresh the scroll bar if hidden. */
4110 my_show_window (f
, window
, SW_HIDE
);
4112 GetClientRect (window
, &rect
);
4113 select_palette (f
, hdc
);
4114 w32_clear_rect (f
, hdc
, &rect
);
4115 deselect_palette (f
, hdc
);
4117 ReleaseDC (window
, hdc
);
4122 /* The main W32 event-reading loop - w32_read_socket. */
4124 /* Record the last 100 characters stored
4125 to help debug the loss-of-chars-during-GC problem. */
4127 static int temp_index
;
4128 static short temp_buffer
[100];
4130 /* Temporarily store lead byte of DBCS input sequences. */
4131 static char dbcs_lead
= 0;
4133 /* Read events coming from the W32 shell.
4134 This routine is called by the SIGIO handler.
4135 We return as soon as there are no more events to be read.
4137 We return the number of characters stored into the buffer,
4138 thus pretending to be `read'.
4140 Some of these messages are reposted back to the message queue since the
4141 system calls the windows proc directly in a context where we cannot return
4142 the data nor can we guarantee the state we are in. So if we dispatch them
4143 we will get into an infinite loop. To prevent this from ever happening we
4144 will set a variable to indicate we are in the read_socket call and indicate
4145 which message we are processing since the windows proc gets called
4146 recursively with different messages by the system.
4150 w32_read_socket (struct terminal
*terminal
,
4151 struct input_event
*hold_quit
)
4154 int check_visibility
= 0;
4157 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4158 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4160 if (interrupt_input_blocked
)
4162 interrupt_input_pending
= 1;
4163 pending_signals
= 1;
4167 interrupt_input_pending
= 0;
4170 /* So people can tell when we have read the available input. */
4171 input_signal_count
++;
4173 /* TODO: ghostscript integration. */
4174 while (get_next_msg (&msg
, FALSE
))
4176 struct input_event inev
;
4180 inev
.kind
= NO_EVENT
;
4183 switch (msg
.msg
.message
)
4185 case WM_EMACS_PAINT
:
4186 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4190 if (msg
.rect
.right
== msg
.rect
.left
||
4191 msg
.rect
.bottom
== msg
.rect
.top
)
4193 /* We may get paint messages even though the client
4194 area is clipped - these are not expose events. */
4195 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4198 else if (f
->async_visible
!= 1)
4200 /* Definitely not obscured, so mark as visible. */
4201 f
->async_visible
= 1;
4202 f
->async_iconified
= 0;
4203 SET_FRAME_GARBAGED (f
);
4204 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4207 /* WM_PAINT serves as MapNotify as well, so report
4208 visibility changes properly. */
4211 inev
.kind
= DEICONIFY_EVENT
;
4212 XSETFRAME (inev
.frame_or_window
, f
);
4214 else if (! NILP (Vframe_list
)
4215 && ! NILP (XCDR (Vframe_list
)))
4216 /* Force a redisplay sooner or later to update the
4217 frame titles in case this is the second frame. */
4218 record_asynch_buffer_change ();
4222 HDC hdc
= get_frame_dc (f
);
4224 /* Erase background again for safety. */
4225 w32_clear_rect (f
, hdc
, &msg
.rect
);
4226 release_frame_dc (f
, hdc
);
4230 msg
.rect
.right
- msg
.rect
.left
,
4231 msg
.rect
.bottom
- msg
.rect
.top
);
4236 case WM_INPUTLANGCHANGE
:
4237 /* Generate a language change event. */
4238 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4240 /* lParam contains the input language ID in its low 16 bits.
4241 Use it to update our record of the keyboard codepage. */
4242 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4247 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4248 XSETFRAME (inev
.frame_or_window
, f
);
4249 inev
.code
= w32_keyboard_codepage
;
4250 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4256 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4258 if (f
&& !f
->iconified
)
4260 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4261 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4263 clear_mouse_face (hlinfo
);
4264 hlinfo
->mouse_face_hidden
= 1;
4267 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4269 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4270 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4271 inev
.code
= msg
.msg
.wParam
;
4272 inev
.modifiers
= msg
.dwModifiers
;
4273 XSETFRAME (inev
.frame_or_window
, f
);
4274 inev
.timestamp
= msg
.msg
.time
;
4281 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4283 if (f
&& !f
->iconified
)
4285 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4286 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4288 clear_mouse_face (hlinfo
);
4289 hlinfo
->mouse_face_hidden
= 1;
4292 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4294 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4296 inev
.modifiers
= msg
.dwModifiers
;
4297 XSETFRAME (inev
.frame_or_window
, f
);
4298 inev
.timestamp
= msg
.msg
.time
;
4300 if (msg
.msg
.message
== WM_UNICHAR
)
4302 inev
.code
= msg
.msg
.wParam
;
4304 else if (msg
.msg
.wParam
< 256)
4309 dbcs
[1] = (char) msg
.msg
.wParam
;
4313 dbcs
[0] = dbcs_lead
;
4315 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4319 DebPrint (("Invalid DBCS sequence: %d %d\n",
4321 inev
.kind
= NO_EVENT
;
4325 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4326 (BYTE
) msg
.msg
.wParam
))
4328 dbcs_lead
= (char) msg
.msg
.wParam
;
4329 inev
.kind
= NO_EVENT
;
4334 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4335 &dbcs
[1], 1, &code
, 1))
4337 /* What to do with garbage? */
4338 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4339 inev
.kind
= NO_EVENT
;
4347 /* Windows shouldn't generate WM_CHAR events above 0xFF
4348 in non-Unicode message handlers. */
4349 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4350 inev
.kind
= NO_EVENT
;
4353 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4354 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4359 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4361 if (f
&& !f
->iconified
)
4363 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4364 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4366 clear_mouse_face (hlinfo
);
4367 hlinfo
->mouse_face_hidden
= 1;
4370 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4372 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4373 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4374 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4375 inev
.modifiers
= msg
.dwModifiers
;
4376 XSETFRAME (inev
.frame_or_window
, f
);
4377 inev
.timestamp
= msg
.msg
.time
;
4382 /* Ignore non-movement. */
4384 int x
= LOWORD (msg
.msg
.lParam
);
4385 int y
= HIWORD (msg
.msg
.lParam
);
4386 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4388 last_mousemove_x
= x
;
4389 last_mousemove_y
= y
;
4392 previous_help_echo_string
= help_echo_string
;
4393 help_echo_string
= Qnil
;
4395 if (dpyinfo
->grabbed
&& last_mouse_frame
4396 && FRAME_LIVE_P (last_mouse_frame
))
4397 f
= last_mouse_frame
;
4399 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4401 if (hlinfo
->mouse_face_hidden
)
4403 hlinfo
->mouse_face_hidden
= 0;
4404 clear_mouse_face (hlinfo
);
4409 /* Generate SELECT_WINDOW_EVENTs when needed. */
4410 if (!NILP (Vmouse_autoselect_window
))
4413 int x
= LOWORD (msg
.msg
.lParam
);
4414 int y
= HIWORD (msg
.msg
.lParam
);
4416 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4418 /* Window will be selected only when it is not
4419 selected now and last mouse movement event was
4420 not in it. Minibuffer window will be selected
4421 only when it is active. */
4422 if (WINDOWP (window
)
4423 && !EQ (window
, last_window
)
4424 && !EQ (window
, selected_window
)
4425 /* For click-to-focus window managers
4426 create event iff we don't leave the
4428 && (focus_follows_mouse
4429 || (EQ (XWINDOW (window
)->frame
,
4430 XWINDOW (selected_window
)->frame
))))
4432 inev
.kind
= SELECT_WINDOW_EVENT
;
4433 inev
.frame_or_window
= window
;
4436 last_window
= window
;
4438 if (!note_mouse_movement (f
, &msg
.msg
))
4439 help_echo_string
= previous_help_echo_string
;
4443 /* If we move outside the frame, then we're
4444 certainly no longer on any text in the frame. */
4445 clear_mouse_face (hlinfo
);
4448 /* If the contents of the global variable help_echo_string
4449 has changed, generate a HELP_EVENT. */
4450 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4451 But it was originally changed to this to fix a bug, so I have
4452 not removed it completely in case the bug is still there. */
4453 if (help_echo_string
!= previous_help_echo_string
||
4454 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4455 #else /* This is what xterm.c does. */
4456 if (!NILP (help_echo_string
)
4457 || !NILP (previous_help_echo_string
))
4462 case WM_LBUTTONDOWN
:
4464 case WM_MBUTTONDOWN
:
4466 case WM_RBUTTONDOWN
:
4468 case WM_XBUTTONDOWN
:
4471 /* If we decide we want to generate an event to be seen
4472 by the rest of Emacs, we put it here. */
4477 if (dpyinfo
->grabbed
&& last_mouse_frame
4478 && FRAME_LIVE_P (last_mouse_frame
))
4479 f
= last_mouse_frame
;
4481 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4485 construct_mouse_click (&inev
, &msg
, f
);
4487 /* Is this in the tool-bar? */
4488 if (WINDOWP (f
->tool_bar_window
)
4489 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4492 int x
= XFASTINT (inev
.x
);
4493 int y
= XFASTINT (inev
.y
);
4495 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4497 if (EQ (window
, f
->tool_bar_window
))
4499 w32_handle_tool_bar_click (f
, &inev
);
4505 || (dpyinfo
->w32_focus_frame
4506 && f
!= dpyinfo
->w32_focus_frame
))
4507 inev
.kind
= NO_EVENT
;
4510 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4515 dpyinfo
->grabbed
&= ~ (1 << button
);
4519 dpyinfo
->grabbed
|= (1 << button
);
4520 last_mouse_frame
= f
;
4521 /* Ignore any mouse motion that happened
4522 before this event; any subsequent mouse-movement
4523 Emacs events should reflect only motion after
4529 last_tool_bar_item
= -1;
4535 case WM_MOUSEHWHEEL
:
4537 if (dpyinfo
->grabbed
&& last_mouse_frame
4538 && FRAME_LIVE_P (last_mouse_frame
))
4539 f
= last_mouse_frame
;
4541 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4546 if (!dpyinfo
->w32_focus_frame
4547 || f
== dpyinfo
->w32_focus_frame
)
4549 /* Emit an Emacs wheel-up/down event. */
4550 construct_mouse_wheel (&inev
, &msg
, f
);
4552 /* Ignore any mouse motion that happened before this
4553 event; any subsequent mouse-movement Emacs events
4554 should reflect only motion after the
4558 last_mouse_frame
= f
;
4559 last_tool_bar_item
= -1;
4564 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4567 construct_drag_n_drop (&inev
, &msg
, f
);
4572 struct scroll_bar
*bar
=
4573 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4576 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4580 case WM_WINDOWPOSCHANGED
:
4581 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4584 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4585 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4587 check_visibility
= 1;
4591 case WM_ACTIVATEAPP
:
4592 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4594 x_check_fullscreen (f
);
4595 check_visibility
= 1;
4599 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4601 if (f
&& !f
->async_iconified
)
4605 x_real_positions (f
, &x
, &y
);
4610 check_visibility
= 1;
4614 /* wParam non-zero means Window is about to be shown, 0 means
4615 about to be hidden. */
4616 /* Redo the mouse-highlight after the tooltip has gone. */
4617 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4620 redo_mouse_highlight ();
4623 /* If window has been obscured or exposed by another window
4624 being maximized or minimized/restored, then recheck
4625 visibility of all frames. Direct changes to our own
4626 windows get handled by WM_SIZE. */
4628 if (msg
.msg
.lParam
!= 0)
4629 check_visibility
= 1;
4632 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4633 f
->async_visible
= msg
.msg
.wParam
;
4637 check_visibility
= 1;
4641 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4643 /* Inform lisp of whether frame has been iconified etc. */
4646 switch (msg
.msg
.wParam
)
4648 case SIZE_MINIMIZED
:
4649 f
->async_visible
= 0;
4650 f
->async_iconified
= 1;
4652 inev
.kind
= ICONIFY_EVENT
;
4653 XSETFRAME (inev
.frame_or_window
, f
);
4656 case SIZE_MAXIMIZED
:
4658 f
->async_visible
= 1;
4659 f
->async_iconified
= 0;
4661 /* wait_reading_process_output will notice this and update
4662 the frame's display structures. */
4663 SET_FRAME_GARBAGED (f
);
4669 /* Reset top and left positions of the Window
4670 here since Windows sends a WM_MOVE message
4671 BEFORE telling us the Window is minimized
4672 when the Window is iconified, with 3000,3000
4674 x_real_positions (f
, &x
, &y
);
4678 inev
.kind
= DEICONIFY_EVENT
;
4679 XSETFRAME (inev
.frame_or_window
, f
);
4681 else if (! NILP (Vframe_list
)
4682 && ! NILP (XCDR (Vframe_list
)))
4683 /* Force a redisplay sooner or later
4684 to update the frame titles
4685 in case this is the second frame. */
4686 record_asynch_buffer_change ();
4691 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4699 GetClientRect (msg
.msg
.hwnd
, &rect
);
4701 height
= rect
.bottom
- rect
.top
;
4702 width
= rect
.right
- rect
.left
;
4704 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4705 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4707 /* TODO: Clip size to the screen dimensions. */
4709 /* Even if the number of character rows and columns has
4710 not changed, the font size may have changed, so we need
4711 to check the pixel dimensions as well. */
4713 if (columns
!= FRAME_COLS (f
)
4714 || rows
!= FRAME_LINES (f
)
4715 || width
!= FRAME_PIXEL_WIDTH (f
)
4716 || height
!= FRAME_PIXEL_HEIGHT (f
))
4718 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4719 SET_FRAME_GARBAGED (f
);
4720 cancel_mouse_face (f
);
4721 FRAME_PIXEL_WIDTH (f
) = width
;
4722 FRAME_PIXEL_HEIGHT (f
) = height
;
4723 f
->win_gravity
= NorthWestGravity
;
4727 check_visibility
= 1;
4731 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4734 if (f
== hlinfo
->mouse_face_mouse_frame
)
4736 /* If we move outside the frame, then we're
4737 certainly no longer on any text in the frame. */
4738 clear_mouse_face (hlinfo
);
4739 hlinfo
->mouse_face_mouse_frame
= 0;
4742 /* Generate a nil HELP_EVENT to cancel a help-echo.
4743 Do it only if there's something to cancel.
4744 Otherwise, the startup message is cleared when
4745 the mouse leaves the frame. */
4746 if (any_help_event_p
)
4752 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4754 dpyinfo
->grabbed
= 0;
4755 check_visibility
= 1;
4759 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4763 if (f
== dpyinfo
->w32_focus_event_frame
)
4764 dpyinfo
->w32_focus_event_frame
= 0;
4766 if (f
== dpyinfo
->w32_focus_frame
)
4767 x_new_focus_frame (dpyinfo
, 0);
4769 if (f
== hlinfo
->mouse_face_mouse_frame
)
4771 /* If we move outside the frame, then we're
4772 certainly no longer on any text in the frame. */
4773 clear_mouse_face (hlinfo
);
4774 hlinfo
->mouse_face_mouse_frame
= 0;
4777 /* Generate a nil HELP_EVENT to cancel a help-echo.
4778 Do it only if there's something to cancel.
4779 Otherwise, the startup message is cleared when
4780 the mouse leaves the frame. */
4781 if (any_help_event_p
)
4785 dpyinfo
->grabbed
= 0;
4786 check_visibility
= 1;
4790 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4794 inev
.kind
= DELETE_WINDOW_EVENT
;
4795 XSETFRAME (inev
.frame_or_window
, f
);
4800 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4804 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4805 XSETFRAME (inev
.frame_or_window
, f
);
4810 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4814 extern void menubar_selection_callback
4815 (FRAME_PTR f
, void * client_data
);
4816 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4819 check_visibility
= 1;
4822 case WM_DISPLAYCHANGE
:
4823 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4827 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4828 DebPrint (("display change: %d %d\n",
4829 (short) LOWORD (msg
.msg
.lParam
),
4830 (short) HIWORD (msg
.msg
.lParam
)));
4833 check_visibility
= 1;
4837 /* Check for messages registered at runtime. */
4838 if (msg
.msg
.message
== msh_mousewheel
)
4840 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4841 msg
.msg
.message
= WM_MOUSEWHEEL
;
4847 if (inev
.kind
!= NO_EVENT
)
4849 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4854 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4859 XSETFRAME (frame
, f
);
4865 if (NILP (help_echo_string
))
4867 help_echo_object
= help_echo_window
= Qnil
;
4871 any_help_event_p
= 1;
4872 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4873 help_echo_object
, help_echo_pos
);
4877 help_echo_string
= Qnil
;
4878 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
4884 /* If the focus was just given to an autoraising frame,
4886 /* ??? This ought to be able to handle more than one such frame. */
4887 if (pending_autoraise_frame
)
4889 x_raise_frame (pending_autoraise_frame
);
4890 pending_autoraise_frame
= 0;
4893 /* Check which frames are still visible, if we have enqueued any user
4894 events or been notified of events that may affect visibility. We
4895 do this here because there doesn't seem to be any direct
4896 notification from Windows that the visibility of a window has
4897 changed (at least, not in all cases). */
4898 if (count
> 0 || check_visibility
)
4900 Lisp_Object tail
, frame
;
4902 FOR_EACH_FRAME (tail
, frame
)
4904 FRAME_PTR f
= XFRAME (frame
);
4905 /* The tooltip has been drawn already. Avoid the
4906 SET_FRAME_GARBAGED below. */
4907 if (EQ (frame
, tip_frame
))
4910 /* Check "visible" frames and mark each as obscured or not.
4911 Note that async_visible is nonzero for unobscured and
4912 obscured frames, but zero for hidden and iconified frames. */
4913 if (FRAME_W32_P (f
) && f
->async_visible
)
4919 /* Query clipping rectangle for the entire window area
4920 (GetWindowDC), not just the client portion (GetDC).
4921 Otherwise, the scrollbars and menubar aren't counted as
4922 part of the visible area of the frame, and we may think
4923 the frame is obscured when really a scrollbar is still
4924 visible and gets WM_PAINT messages above. */
4925 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
4926 GetClipBox (hdc
, &clipbox
);
4927 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
4930 if (clipbox
.right
== clipbox
.left
4931 || clipbox
.bottom
== clipbox
.top
)
4933 /* Frame has become completely obscured so mark as
4934 such (we do this by setting async_visible to 2 so
4935 that FRAME_VISIBLE_P is still true, but redisplay
4937 f
->async_visible
= 2;
4939 if (!FRAME_OBSCURED_P (f
))
4941 DebPrint (("frame %p (%s) obscured\n", f
,
4947 /* Frame is not obscured, so mark it as such. */
4948 f
->async_visible
= 1;
4950 if (FRAME_OBSCURED_P (f
))
4952 SET_FRAME_GARBAGED (f
);
4953 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
4956 /* Force a redisplay sooner or later. */
4957 record_asynch_buffer_change ();
4970 /***********************************************************************
4972 ***********************************************************************/
4974 /* Set clipping for output in glyph row ROW. W is the window in which
4975 we operate. GC is the graphics context to set clipping in.
4977 ROW may be a text row or, e.g., a mode line. Text rows must be
4978 clipped to the interior of the window dedicated to text display,
4979 mode lines must be clipped to the whole window. */
4982 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
4985 int window_x
, window_y
, window_width
;
4987 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
4989 clip_rect
.left
= window_x
;
4990 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
4991 clip_rect
.top
= max (clip_rect
.top
, window_y
);
4992 clip_rect
.right
= clip_rect
.left
+ window_width
;
4993 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
4995 w32_set_clip_rectangle (hdc
, &clip_rect
);
4999 /* Draw a hollow box cursor on window W in glyph row ROW. */
5002 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5004 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5008 struct glyph
*cursor_glyph
;
5009 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5011 /* Get the glyph the cursor is on. If we can't tell because
5012 the current matrix is invalid or such, give up. */
5013 cursor_glyph
= get_phys_cursor_glyph (w
);
5014 if (cursor_glyph
== NULL
)
5017 /* Compute frame-relative coordinates for phys cursor. */
5018 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5021 rect
.bottom
= rect
.top
+ h
;
5022 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5024 hdc
= get_frame_dc (f
);
5025 /* Set clipping, draw the rectangle, and reset clipping again. */
5026 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5027 FrameRect (hdc
, &rect
, hb
);
5029 w32_set_clip_rectangle (hdc
, NULL
);
5030 release_frame_dc (f
, hdc
);
5034 /* Draw a bar cursor on window W in glyph row ROW.
5036 Implementation note: One would like to draw a bar cursor with an
5037 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5038 Unfortunately, I didn't find a font yet that has this property set.
5042 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5043 int width
, enum text_cursor_kinds kind
)
5045 struct frame
*f
= XFRAME (w
->frame
);
5046 struct glyph
*cursor_glyph
;
5048 /* If cursor is out of bounds, don't draw garbage. This can happen
5049 in mini-buffer windows when switching between echo area glyphs
5051 cursor_glyph
= get_phys_cursor_glyph (w
);
5052 if (cursor_glyph
== NULL
)
5055 /* If on an image, draw like a normal cursor. That's usually better
5056 visible than drawing a bar, esp. if the image is large so that
5057 the bar might not be in the window. */
5058 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5060 struct glyph_row
*row
;
5061 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5062 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5066 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5067 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5071 /* If the glyph's background equals the color we normally draw
5072 the bar cursor in, the bar cursor in its normal color is
5073 invisible. Use the glyph's foreground color instead in this
5074 case, on the assumption that the glyph's colors are chosen so
5075 that the glyph is legible. */
5076 if (face
->background
== cursor_color
)
5077 cursor_color
= face
->foreground
;
5079 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5081 hdc
= get_frame_dc (f
);
5082 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5084 if (kind
== BAR_CURSOR
)
5087 width
= FRAME_CURSOR_WIDTH (f
);
5088 width
= min (cursor_glyph
->pixel_width
, width
);
5090 w
->phys_cursor_width
= width
;
5092 /* If the character under cursor is R2L, draw the bar cursor
5093 on the right of its glyph, rather than on the left. */
5094 if ((cursor_glyph
->resolved_level
& 1) != 0)
5095 x
+= cursor_glyph
->pixel_width
- width
;
5097 w32_fill_area (f
, hdc
, cursor_color
, x
,
5098 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5099 width
, row
->height
);
5103 int dummy_x
, dummy_y
, dummy_h
;
5106 width
= row
->height
;
5108 width
= min (row
->height
, width
);
5110 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5111 &dummy_y
, &dummy_h
);
5112 w32_fill_area (f
, hdc
, cursor_color
, x
,
5113 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5114 row
->height
- width
),
5115 w
->phys_cursor_width
, width
);
5118 w32_set_clip_rectangle (hdc
, NULL
);
5119 release_frame_dc (f
, hdc
);
5124 /* RIF: Define cursor CURSOR on frame F. */
5127 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5129 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5133 /* RIF: Clear area on frame F. */
5136 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5140 hdc
= get_frame_dc (f
);
5141 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5142 release_frame_dc (f
, hdc
);
5145 /* RIF: Draw or clear cursor on window W. */
5148 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5149 int x
, int y
, int cursor_type
, int cursor_width
,
5150 int on_p
, int active_p
)
5154 /* If the user wants to use the system caret, make sure our own
5155 cursor remains invisible. */
5156 if (w32_use_visible_system_caret
)
5158 /* Call to erase_phys_cursor here seems to use the
5159 wrong values of w->phys_cursor, as they have been
5160 overwritten before this function was called. */
5161 if (w
->phys_cursor_type
!= NO_CURSOR
)
5162 erase_phys_cursor (w
);
5164 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5165 w
->phys_cursor_width
= -1;
5169 w
->phys_cursor_type
= cursor_type
;
5172 w
->phys_cursor_on_p
= 1;
5174 /* If this is the active cursor, we need to track it with the
5175 system caret, so third party software like screen magnifiers
5176 and speech synthesizers can follow the cursor. */
5179 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5180 HWND hwnd
= FRAME_W32_WINDOW (f
);
5183 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5185 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5186 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5188 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5190 /* If the size of the active cursor changed, destroy the old
5192 if (w32_system_caret_hwnd
5193 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5194 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5196 w32_system_caret_height
= w
->phys_cursor_height
;
5198 /* Move the system caret. */
5199 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5202 if (glyph_row
->exact_window_width_line_p
5203 && (glyph_row
->reversed_p
5204 ? (w
->phys_cursor
.hpos
< 0)
5205 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5207 glyph_row
->cursor_in_fringe_p
= 1;
5208 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5212 switch (cursor_type
)
5214 case HOLLOW_BOX_CURSOR
:
5215 x_draw_hollow_cursor (w
, glyph_row
);
5218 case FILLED_BOX_CURSOR
:
5219 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5223 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5227 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5231 w
->phys_cursor_width
= 0;
5245 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5248 HANDLE small_icon
= NULL
;
5250 if (FRAME_W32_WINDOW (f
) == 0)
5254 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5255 else if (STRINGP (icon
))
5257 /* Load the main icon from the named file. */
5258 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5259 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5260 /* Try to load a small icon to go with it. */
5261 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5262 GetSystemMetrics (SM_CXSMICON
),
5263 GetSystemMetrics (SM_CYSMICON
),
5266 else if (SYMBOLP (icon
))
5270 if (EQ (icon
, intern ("application")))
5271 name
= (LPCTSTR
) IDI_APPLICATION
;
5272 else if (EQ (icon
, intern ("hand")))
5273 name
= (LPCTSTR
) IDI_HAND
;
5274 else if (EQ (icon
, intern ("question")))
5275 name
= (LPCTSTR
) IDI_QUESTION
;
5276 else if (EQ (icon
, intern ("exclamation")))
5277 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5278 else if (EQ (icon
, intern ("asterisk")))
5279 name
= (LPCTSTR
) IDI_ASTERISK
;
5280 else if (EQ (icon
, intern ("winlogo")))
5281 name
= (LPCTSTR
) IDI_WINLOGO
;
5285 main_icon
= LoadIcon (NULL
, name
);
5290 if (main_icon
== NULL
)
5293 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5294 (LPARAM
) main_icon
);
5296 /* If there is a small icon that goes with it, set that too. */
5298 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5299 (LPARAM
) small_icon
);
5305 /************************************************************************
5307 ************************************************************************/
5309 /* Display Error Handling functions not used on W32. Listing them here
5310 helps diff stay in step when comparing w32term.c with xterm.c.
5312 x_error_catcher (display, error)
5313 x_catch_errors (dpy)
5314 x_catch_errors_unwind (old_val)
5315 x_check_errors (dpy, format)
5316 x_fully_uncatch_errors ()
5317 x_had_errors_p (dpy)
5318 x_clear_errors (dpy)
5319 x_uncatch_errors (dpy, count)
5321 x_connection_signal (signalnum)
5322 x_connection_closed (dpy, error_message)
5323 x_error_quitter (display, error)
5324 x_error_handler (display, error)
5325 x_io_error_quitter (display)
5330 /* Changing the font of the frame. */
5333 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5335 struct font
*font
= XFONT_OBJECT (font_object
);
5338 fontset
= fontset_from_font (font_object
);
5339 FRAME_FONTSET (f
) = fontset
;
5340 if (FRAME_FONT (f
) == font
)
5341 /* This font is already set in frame F. There's nothing more to
5345 FRAME_FONT (f
) = font
;
5346 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5347 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5348 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5349 FRAME_LINE_HEIGHT (f
) = font
->height
;
5351 compute_fringe_widths (f
, 1);
5353 /* Compute the scroll bar width in character columns. */
5354 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5356 int wid
= FRAME_COLUMN_WIDTH (f
);
5357 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5358 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5362 int wid
= FRAME_COLUMN_WIDTH (f
);
5363 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5366 /* Now make the frame display the given font. */
5367 if (FRAME_X_WINDOW (f
) != 0)
5369 /* Don't change the size of a tip frame; there's no point in
5370 doing it because it's done in Fx_show_tip, and it leads to
5371 problems because the tip frame has no widget. */
5372 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5373 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5376 /* X version sets font of input methods here also. */
5382 /***********************************************************************
5383 TODO: W32 Input Methods
5384 ***********************************************************************/
5385 /* Listing missing functions from xterm.c helps diff stay in step.
5387 xim_destroy_callback (xim, client_data, call_data)
5388 xim_open_dpy (dpyinfo, resource_name)
5390 xim_instantiate_callback (display, client_data, call_data)
5391 xim_initialize (dpyinfo, resource_name)
5392 xim_close_dpy (dpyinfo)
5397 /* Calculate the absolute position in frame F
5398 from its current recorded position values and gravity. */
5401 x_calc_absolute_position (struct frame
*f
)
5403 int flags
= f
->size_hint_flags
;
5405 /* The sum of the widths of the frame's left and right borders, and
5406 the sum of the heights of the frame's top and bottom borders (in
5407 pixels) drawn by Windows. */
5408 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5410 /* Try to get the actual values of these two variables. We compute
5411 the border width (height) by subtracting the width (height) of
5412 the frame's client area from the width (height) of the frame's
5414 WINDOWPLACEMENT wp
= { 0 };
5415 RECT client_rect
= { 0 };
5417 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5418 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5420 left_right_borders_width
=
5421 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5422 (client_rect
.right
- client_rect
.left
);
5424 top_bottom_borders_height
=
5425 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5426 (client_rect
.bottom
- client_rect
.top
);
5430 /* Use sensible default values. */
5431 left_right_borders_width
= 8;
5432 top_bottom_borders_height
= 32;
5435 /* Treat negative positions as relative to the rightmost bottommost
5436 position that fits on the screen. */
5437 if (flags
& XNegative
)
5438 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5439 - FRAME_PIXEL_WIDTH (f
)
5441 - (left_right_borders_width
- 1));
5443 if (flags
& YNegative
)
5444 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5445 - FRAME_PIXEL_HEIGHT (f
)
5447 - (top_bottom_borders_height
- 1));
5449 /* The left_pos and top_pos are now relative to the top and left
5450 screen edges, so the flags should correspond. */
5451 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5454 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5455 to really change the position, and 0 when calling from
5456 x_make_frame_visible (in that case, XOFF and YOFF are the current
5457 position values). It is -1 when calling from x_set_frame_parameters,
5458 which means, do adjust for borders but don't change the gravity. */
5461 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5464 int modified_top
, modified_left
;
5466 if (change_gravity
> 0)
5470 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5472 f
->size_hint_flags
|= XNegative
;
5474 f
->size_hint_flags
|= YNegative
;
5475 f
->win_gravity
= NorthWestGravity
;
5477 x_calc_absolute_position (f
);
5480 x_wm_set_size_hint (f
, (long) 0, 0);
5482 modified_left
= f
->left_pos
;
5483 modified_top
= f
->top_pos
;
5485 my_set_window_pos (FRAME_W32_WINDOW (f
),
5487 modified_left
, modified_top
,
5489 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5494 /* Check if we need to resize the frame due to a fullscreen request.
5495 If so needed, resize the frame. */
5497 x_check_fullscreen (struct frame
*f
)
5499 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5501 int width
, height
, ign
;
5503 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5505 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5507 /* We do not need to move the window, it shall be taken care of
5508 when setting WM manager hints. */
5509 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5511 change_frame_size (f
, height
, width
, 0, 1, 0);
5512 SET_FRAME_GARBAGED (f
);
5513 cancel_mouse_face (f
);
5515 /* Wait for the change of frame size to occur. */
5516 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5521 /* Call this to change the size of frame F's x-window.
5522 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5523 for this size change and subsequent size changes.
5524 Otherwise we leave the window gravity unchanged. */
5527 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5529 int pixelwidth
, pixelheight
;
5533 check_frame_size (f
, &rows
, &cols
);
5534 f
->scroll_bar_actual_width
5535 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5537 compute_fringe_widths (f
, 0);
5539 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5540 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5542 f
->win_gravity
= NorthWestGravity
;
5543 x_wm_set_size_hint (f
, (long) 0, 0);
5548 rect
.left
= rect
.top
= 0;
5549 rect
.right
= pixelwidth
;
5550 rect
.bottom
= pixelheight
;
5552 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5553 FRAME_EXTERNAL_MENU_BAR (f
));
5555 my_set_window_pos (FRAME_W32_WINDOW (f
),
5558 rect
.right
- rect
.left
,
5559 rect
.bottom
- rect
.top
,
5560 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5564 /* The following mirrors what is done in xterm.c. It appears to be
5565 for informing lisp of the new size immediately, while the actual
5566 resize will happen asynchronously. But on Windows, the menu bar
5567 automatically wraps when the frame is too narrow to contain it,
5568 and that causes any calculations made here to come out wrong. The
5569 end is some nasty buggy behavior, including the potential loss
5572 Disabling this code is either not sufficient to fix the problems
5573 completely, or it causes fresh problems, but at least it removes
5574 the most problematic symptom of the minibuffer becoming unusable.
5576 -----------------------------------------------------------------
5578 Now, strictly speaking, we can't be sure that this is accurate,
5579 but the window manager will get around to dealing with the size
5580 change request eventually, and we'll hear how it went when the
5581 ConfigureNotify event gets here.
5583 We could just not bother storing any of this information here,
5584 and let the ConfigureNotify event set everything up, but that
5585 might be kind of confusing to the Lisp code, since size changes
5586 wouldn't be reported in the frame parameters until some random
5587 point in the future when the ConfigureNotify event arrives.
5589 We pass 1 for DELAY since we can't run Lisp code inside of
5591 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5592 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5593 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5595 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5596 receive in the ConfigureNotify event; if we get what we asked
5597 for, then the event won't cause the screen to become garbaged, so
5598 we have to make sure to do it here. */
5599 SET_FRAME_GARBAGED (f
);
5601 /* If cursor was outside the new size, mark it as off. */
5602 mark_window_cursors_off (XWINDOW (f
->root_window
));
5604 /* Clear out any recollection of where the mouse highlighting was,
5605 since it might be in a place that's outside the new frame size.
5606 Actually checking whether it is outside is a pain in the neck,
5607 so don't try--just let the highlighting be done afresh with new size. */
5608 cancel_mouse_face (f
);
5614 /* Mouse warping. */
5616 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5619 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5623 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5624 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5626 if (pix_x
< 0) pix_x
= 0;
5627 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5629 if (pix_y
< 0) pix_y
= 0;
5630 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5632 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5636 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5643 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5644 pt
.x
= rect
.left
+ pix_x
;
5645 pt
.y
= rect
.top
+ pix_y
;
5646 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5648 SetCursorPos (pt
.x
, pt
.y
);
5654 /* focus shifting, raising and lowering. */
5657 x_focus_on_frame (struct frame
*f
)
5659 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5661 /* Give input focus to frame. */
5664 /* Try not to change its Z-order if possible. */
5665 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5666 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5669 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5674 x_unfocus_frame (struct frame
*f
)
5678 /* Raise frame F. */
5680 x_raise_frame (struct frame
*f
)
5684 /* Strictly speaking, raise-frame should only change the frame's Z
5685 order, leaving input focus unchanged. This is reasonable behavior
5686 on X where the usual policy is point-to-focus. However, this
5687 behavior would be very odd on Windows where the usual policy is
5690 On X, if the mouse happens to be over the raised frame, it gets
5691 input focus anyway (so the window with focus will never be
5692 completely obscured) - if not, then just moving the mouse over it
5693 is sufficient to give it focus. On Windows, the user must actually
5694 click on the frame (preferably the title bar so as not to move
5695 point), which is more awkward. Also, no other Windows program
5696 raises a window to the top but leaves another window (possibly now
5697 completely obscured) with input focus.
5699 Because there is a system setting on Windows that allows the user
5700 to choose the point to focus policy, we make the strict semantics
5701 optional, but by default we grab focus when raising. */
5703 if (NILP (Vw32_grab_focus_on_raise
))
5705 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5706 not already the foreground application: the frame is raised
5707 above all other frames belonging to us, but not above the
5708 current top window. To achieve that, we have to resort to this
5709 more cumbersome method. */
5711 HDWP handle
= BeginDeferWindowPos (2);
5714 handle
= DeferWindowPos (handle
,
5715 FRAME_W32_WINDOW (f
),
5718 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5721 handle
= DeferWindowPos (handle
,
5722 GetForegroundWindow (),
5723 FRAME_W32_WINDOW (f
),
5725 SWP_NOSIZE
| SWP_NOMOVE
|
5728 EndDeferWindowPos (handle
);
5734 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5740 /* Lower frame F. */
5742 x_lower_frame (struct frame
*f
)
5745 my_set_window_pos (FRAME_W32_WINDOW (f
),
5748 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5753 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5755 if (! FRAME_W32_P (f
))
5764 /* Change of visibility. */
5766 /* This tries to wait until the frame is really visible.
5767 However, if the window manager asks the user where to position
5768 the frame, this will return before the user finishes doing that.
5769 The frame will not actually be visible at that time,
5770 but it will become visible later when the window manager
5771 finishes with it. */
5774 x_make_frame_visible (struct frame
*f
)
5780 type
= x_icon_type (f
);
5782 x_bitmap_icon (f
, type
);
5784 if (! FRAME_VISIBLE_P (f
))
5786 /* We test FRAME_GARBAGED_P here to make sure we don't
5787 call x_set_offset a second time
5788 if we get to x_make_frame_visible a second time
5789 before the window gets really visible. */
5790 if (! FRAME_ICONIFIED_P (f
)
5791 && ! f
->output_data
.w32
->asked_for_visible
)
5796 /* Adjust vertical window position in order to avoid being
5797 covered by a task bar placed at the bottom of the desktop. */
5798 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5799 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5800 if (window_rect
.bottom
> workarea_rect
.bottom
5801 && window_rect
.top
> workarea_rect
.top
)
5802 f
->top_pos
= max (window_rect
.top
5803 - window_rect
.bottom
+ workarea_rect
.bottom
,
5806 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5809 f
->output_data
.w32
->asked_for_visible
= 1;
5811 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5812 causes unexpected behavior when unminimizing frames that were
5813 previously maximized. But only SW_SHOWNORMAL works properly for
5814 frames that were truely hidden (using make-frame-invisible), so
5815 we need it to avoid Bug#5482. It seems that async_iconified
5816 is only set for minimized windows that are still visible, so
5817 use that to determine the appropriate flag to pass ShowWindow. */
5818 my_show_window (f
, FRAME_W32_WINDOW (f
),
5819 f
->async_iconified
? SW_RESTORE
: SW_SHOWNORMAL
);
5822 /* Synchronize to ensure Emacs knows the frame is visible
5823 before we do anything else. We do this loop with input not blocked
5824 so that incoming events are handled. */
5829 /* This must come after we set COUNT. */
5832 XSETFRAME (frame
, f
);
5834 /* Wait until the frame is visible. Process X events until a
5835 MapNotify event has been seen, or until we think we won't get a
5836 MapNotify at all.. */
5837 for (count
= input_signal_count
+ 10;
5838 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5840 /* Force processing of queued events. */
5841 /* TODO: x_sync equivalent? */
5843 /* Machines that do polling rather than SIGIO have been observed
5844 to go into a busy-wait here. So we'll fake an alarm signal
5845 to let the handler know that there's something to be read.
5846 We used to raise a real alarm, but it seems that the handler
5847 isn't always enabled here. This is probably a bug. */
5848 if (input_polling_used ())
5850 /* It could be confusing if a real alarm arrives while processing
5851 the fake one. Turn it off and let the handler reset it. */
5852 int old_poll_suppress_count
= poll_suppress_count
;
5853 poll_suppress_count
= 1;
5854 poll_for_input_1 ();
5855 poll_suppress_count
= old_poll_suppress_count
;
5858 FRAME_SAMPLE_VISIBILITY (f
);
5862 /* Change from mapped state to withdrawn state. */
5864 /* Make the frame visible (mapped and not iconified). */
5867 x_make_frame_invisible (struct frame
*f
)
5869 /* Don't keep the highlight on an invisible frame. */
5870 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5871 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5875 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5877 /* We can't distinguish this from iconification
5878 just by the event that we get from the server.
5879 So we can't win using the usual strategy of letting
5880 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5881 and synchronize with the server to make sure we agree. */
5883 FRAME_ICONIFIED_P (f
) = 0;
5884 f
->async_visible
= 0;
5885 f
->async_iconified
= 0;
5890 /* Change window state from mapped to iconified. */
5893 x_iconify_frame (struct frame
*f
)
5897 /* Don't keep the highlight on an invisible frame. */
5898 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5899 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5901 if (f
->async_iconified
)
5906 type
= x_icon_type (f
);
5908 x_bitmap_icon (f
, type
);
5910 /* Simulate the user minimizing the frame. */
5911 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
5917 /* Free X resources of frame F. */
5920 x_free_frame_resources (struct frame
*f
)
5922 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5923 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
5927 /* We must free faces before destroying windows because some
5928 font-driver (e.g. xft) access a window while finishing a
5930 if (FRAME_FACE_CACHE (f
))
5931 free_frame_faces (f
);
5933 if (FRAME_W32_WINDOW (f
))
5934 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
5936 free_frame_menubar (f
);
5938 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
5939 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
5940 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
5941 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
5942 unload_color (f
, f
->output_data
.w32
->border_pixel
);
5943 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
5944 if (f
->output_data
.w32
->white_relief
.allocated_p
)
5945 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
5946 if (f
->output_data
.w32
->black_relief
.allocated_p
)
5947 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
5949 if (FRAME_FACE_CACHE (f
))
5950 free_frame_faces (f
);
5952 xfree (f
->output_data
.w32
);
5953 f
->output_data
.w32
= NULL
;
5955 if (f
== dpyinfo
->w32_focus_frame
)
5956 dpyinfo
->w32_focus_frame
= 0;
5957 if (f
== dpyinfo
->w32_focus_event_frame
)
5958 dpyinfo
->w32_focus_event_frame
= 0;
5959 if (f
== dpyinfo
->x_highlight_frame
)
5960 dpyinfo
->x_highlight_frame
= 0;
5962 if (f
== hlinfo
->mouse_face_mouse_frame
)
5964 hlinfo
->mouse_face_beg_row
5965 = hlinfo
->mouse_face_beg_col
= -1;
5966 hlinfo
->mouse_face_end_row
5967 = hlinfo
->mouse_face_end_col
= -1;
5968 hlinfo
->mouse_face_window
= Qnil
;
5969 hlinfo
->mouse_face_deferred_gc
= 0;
5970 hlinfo
->mouse_face_mouse_frame
= 0;
5977 /* Destroy the window of frame F. */
5979 x_destroy_window (struct frame
*f
)
5981 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
5983 x_free_frame_resources (f
);
5984 dpyinfo
->reference_count
--;
5988 /* Setting window manager hints. */
5990 /* Set the normal size hints for the window manager, for frame F.
5991 FLAGS is the flags word to use--or 0 meaning preserve the flags
5992 that the window now has.
5993 If USER_POSITION is nonzero, we set the USPosition
5994 flag (this is useful when FLAGS is 0). */
5996 x_wm_set_size_hint (struct frame
*f
, long flags
, int user_position
)
5998 Window window
= FRAME_W32_WINDOW (f
);
6002 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6003 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6004 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6005 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6010 /* Window manager things */
6012 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6015 Window window
= FRAME_W32_WINDOW (f
);
6017 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6018 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6019 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6021 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6026 /***********************************************************************
6028 ***********************************************************************/
6032 /* Check that FONT is valid on frame F. It is if it can be found in F's
6036 x_check_font (struct frame
*f
, struct font
*font
)
6038 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6039 if (font
->driver
->check
)
6040 eassert (font
->driver
->check (f
, font
) == 0);
6043 #endif /* GLYPH_DEBUG */
6047 /***********************************************************************
6049 ***********************************************************************/
6051 static int w32_initialized
= 0;
6054 w32_initialize_display_info (Lisp_Object display_name
)
6056 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6057 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6059 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6061 /* Put it on w32_display_name_list. */
6062 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6063 w32_display_name_list
);
6064 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6066 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6067 + SCHARS (Vsystem_name
) + 2);
6068 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6069 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6071 /* Default Console mode values - overridden when running in GUI mode
6072 with values obtained from system metrics. */
6075 dpyinfo
->n_planes
= 1;
6076 dpyinfo
->n_cbits
= 4;
6077 dpyinfo
->n_fonts
= 0;
6078 dpyinfo
->smallest_font_height
= 1;
6079 dpyinfo
->smallest_char_width
= 1;
6081 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6082 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6083 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6084 hlinfo
->mouse_face_window
= Qnil
;
6085 hlinfo
->mouse_face_overlay
= Qnil
;
6086 hlinfo
->mouse_face_hidden
= 0;
6088 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6089 /* TODO: dpyinfo->gray */
6093 /* Create an xrdb-style database of resources to supersede registry settings.
6094 The database is just a concatenation of C strings, finished by an additional
6095 \0. The strings are submitted to some basic normalization, so
6097 [ *]option[ *]:[ *]value...
6103 but any whitespace following value is not removed. */
6106 w32_make_rdb (char *xrm_option
)
6108 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6109 char *current
= buffer
;
6112 int before_value
= 0;
6126 if (in_option
&& (ch
== ':'))
6131 else if (before_value
)
6136 else if (!(in_option
|| before_value
))
6148 x_flush (struct frame
* f
)
6149 { /* Nothing to do */ }
6152 extern frame_parm_handler w32_frame_parm_handlers
[];
6154 static struct redisplay_interface w32_redisplay_interface
=
6156 w32_frame_parm_handlers
,
6160 x_clear_end_of_line
,
6162 x_after_update_window_line
,
6163 x_update_window_begin
,
6164 x_update_window_end
,
6167 0, /* flush_display_optional */
6168 x_clear_window_mouse_face
,
6169 x_get_glyph_overhangs
,
6170 x_fix_overlapping_area
,
6171 w32_draw_fringe_bitmap
,
6172 w32_define_fringe_bitmap
,
6173 w32_destroy_fringe_bitmap
,
6174 w32_compute_glyph_string_overhangs
,
6175 x_draw_glyph_string
,
6176 w32_define_frame_cursor
,
6177 w32_clear_frame_area
,
6178 w32_draw_window_cursor
,
6179 w32_draw_vertical_window_border
,
6180 w32_shift_glyphs_for_insert
6183 static void x_delete_terminal (struct terminal
*term
);
6185 static struct terminal
*
6186 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6188 struct terminal
*terminal
;
6190 terminal
= create_terminal ();
6192 terminal
->type
= output_w32
;
6193 terminal
->display_info
.w32
= dpyinfo
;
6194 dpyinfo
->terminal
= terminal
;
6196 /* MSVC does not type K&R functions with no arguments correctly, and
6197 so we must explicitly cast them. */
6198 terminal
->clear_frame_hook
= x_clear_frame
;
6199 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6200 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6201 terminal
->ring_bell_hook
= w32_ring_bell
;
6202 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6203 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6204 terminal
->update_begin_hook
= x_update_begin
;
6205 terminal
->update_end_hook
= x_update_end
;
6206 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6207 terminal
->read_socket_hook
= w32_read_socket
;
6208 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6209 terminal
->mouse_position_hook
= w32_mouse_position
;
6210 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6211 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6212 /* terminal->fullscreen_hook = XTfullscreen_hook; */
6213 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6214 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6215 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6216 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6218 terminal
->delete_frame_hook
= x_destroy_window
;
6219 terminal
->delete_terminal_hook
= x_delete_terminal
;
6221 terminal
->rif
= &w32_redisplay_interface
;
6222 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6223 terminal
->char_ins_del_ok
= 1;
6224 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6225 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6226 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6229 /* We don't yet support separate terminals on W32, so don't try to share
6230 keyboards between virtual terminals that are on the same physical
6231 terminal like X does. */
6232 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6233 init_kboard (terminal
->kboard
);
6234 kset_window_system (terminal
->kboard
, intern ("w32"));
6235 terminal
->kboard
->next_kboard
= all_kboards
;
6236 all_kboards
= terminal
->kboard
;
6237 /* Don't let the initial kboard remain current longer than necessary.
6238 That would cause problems if a file loaded on startup tries to
6239 prompt in the mini-buffer. */
6240 if (current_kboard
== initial_kboard
)
6241 current_kboard
= terminal
->kboard
;
6242 terminal
->kboard
->reference_count
++;
6248 x_delete_terminal (struct terminal
*terminal
)
6250 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6252 /* Protect against recursive calls. delete_frame in
6253 delete_terminal calls us back when it deletes our last frame. */
6254 if (!terminal
->name
)
6259 x_delete_display (dpyinfo
);
6263 struct w32_display_info
*
6264 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6266 struct w32_display_info
*dpyinfo
;
6267 struct terminal
*terminal
;
6272 if (!w32_initialized
)
6275 w32_initialized
= 1;
6278 w32_initialize_display_info (display_name
);
6280 dpyinfo
= &one_w32_display_info
;
6281 terminal
= w32_create_terminal (dpyinfo
);
6283 /* Set the name of the terminal. */
6284 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6285 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6286 terminal
->name
[SBYTES (display_name
)] = 0;
6288 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6290 /* Put this display on the chain. */
6291 dpyinfo
->next
= x_display_list
;
6292 x_display_list
= dpyinfo
;
6296 dpyinfo
->root_window
= GetDesktopWindow ();
6297 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6298 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6299 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6300 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6301 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6302 ReleaseDC (NULL
, hdc
);
6304 /* initialize palette with white and black */
6307 w32_defined_color (0, "white", &color
, 1);
6308 w32_defined_color (0, "black", &color
, 1);
6311 /* Add the default keyboard. */
6312 add_keyboard_wait_descriptor (0);
6314 /* Create Fringe Bitmaps and store them for later use.
6316 On W32, bitmaps are all unsigned short, as Windows requires
6317 bitmap data to be Word aligned. For some reason they are
6318 horizontally reflected compared to how they appear on X, so we
6319 need to bitswap and convert to unsigned shorts before creating
6321 w32_init_fringe (terminal
->rif
);
6324 fcntl (connection
, F_SETOWN
, getpid ());
6325 #endif /* ! defined (F_SETOWN) */
6328 if (interrupt_input
)
6329 init_sigio (connection
);
6330 #endif /* ! defined (SIGIO) */
6337 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6339 x_delete_display (struct w32_display_info
*dpyinfo
)
6341 /* Discard this display from w32_display_name_list and w32_display_list.
6342 We can't use Fdelq because that can quit. */
6343 if (! NILP (w32_display_name_list
)
6344 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6345 w32_display_name_list
= XCDR (w32_display_name_list
);
6350 tail
= w32_display_name_list
;
6351 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6353 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6355 XSETCDR (tail
, XCDR (XCDR (tail
)));
6362 /* free palette table */
6364 struct w32_palette_entry
* plist
;
6366 plist
= dpyinfo
->color_list
;
6369 struct w32_palette_entry
* pentry
= plist
;
6370 plist
= plist
->next
;
6373 dpyinfo
->color_list
= NULL
;
6374 if (dpyinfo
->palette
)
6375 DeleteObject (dpyinfo
->palette
);
6377 xfree (dpyinfo
->w32_id_name
);
6379 w32_reset_fringes ();
6382 /* Set up use of W32. */
6384 DWORD WINAPI
w32_msg_worker (void * arg
);
6387 w32_initialize (void)
6390 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6394 w32_system_caret_hwnd
= NULL
;
6395 w32_system_caret_height
= 0;
6396 w32_system_caret_x
= 0;
6397 w32_system_caret_y
= 0;
6399 /* On Windows 7 and later, we need to set the user model ID
6400 to associate emacsclient launched files with Emacs frames
6402 shell
= GetModuleHandle ("shell32.dll");
6406 = (void *) GetProcAddress (shell
,
6407 "SetCurrentProcessExplicitAppUserModelID");
6409 /* If the function is defined, then we are running on Windows 7
6410 or newer, and the UI uses this to group related windows
6411 together. Since emacs, runemacs, emacsclient are related, we
6412 want them grouped even though the executables are different,
6413 so we need to set a consistent ID between them. */
6415 set_user_model (L
"GNU.Emacs");
6418 /* Initialize w32_use_visible_system_caret based on whether a screen
6419 reader is in use. */
6420 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6421 &w32_use_visible_system_caret
, 0))
6422 w32_use_visible_system_caret
= 0;
6424 last_tool_bar_item
= -1;
6425 any_help_event_p
= 0;
6427 /* Initialize input mode: interrupt_input off, no flow control, allow
6428 8 bit character input, standard quit char. */
6429 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6432 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6433 w32_keyboard_codepage
=
6434 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6437 /* Create the window thread - it will terminate itself when the app
6441 dwMainThreadId
= GetCurrentThreadId ();
6442 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6443 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6445 /* Wait for thread to start */
6449 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6451 hWindowsThread
= CreateThread (NULL
, 0,
6453 0, 0, &dwWindowsThreadId
);
6455 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6458 /* It is desirable that mainThread should have the same notion of
6459 focus window and active window as windowsThread. Unfortunately, the
6460 following call to AttachThreadInput, which should do precisely what
6461 we need, causes major problems when Emacs is linked as a console
6462 program. Unfortunately, we have good reasons for doing that, so
6463 instead we need to send messages to windowsThread to make some API
6464 calls for us (ones that affect, or depend on, the active/focus
6466 #ifdef ATTACH_THREADS
6467 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6470 /* Dynamically link to optional system components. */
6472 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6474 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6476 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6480 /* Ensure scrollbar handle is at least 5 pixels. */
6481 vertical_scroll_bar_min_handle
= 5;
6483 /* For either kind of scroll bar, take account of the arrows; these
6484 effectively form the border of the main scroll bar range. */
6485 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6486 = GetSystemMetrics (SM_CYVSCROLL
);
6491 syms_of_w32term (void)
6493 staticpro (&w32_display_name_list
);
6494 w32_display_name_list
= Qnil
;
6496 staticpro (&last_mouse_scroll_bar
);
6497 last_mouse_scroll_bar
= Qnil
;
6499 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6501 DEFVAR_INT ("w32-num-mouse-buttons",
6502 w32_num_mouse_buttons
,
6503 doc
: /* Number of physical mouse buttons. */);
6504 w32_num_mouse_buttons
= 2;
6506 DEFVAR_LISP ("w32-swap-mouse-buttons",
6507 Vw32_swap_mouse_buttons
,
6508 doc
: /* Swap the mapping of middle and right mouse buttons.
6509 When nil, middle button is mouse-2 and right button is mouse-3. */);
6510 Vw32_swap_mouse_buttons
= Qnil
;
6512 DEFVAR_LISP ("w32-grab-focus-on-raise",
6513 Vw32_grab_focus_on_raise
,
6514 doc
: /* Raised frame grabs input focus.
6515 When t, `raise-frame' grabs input focus as well. This fits well
6516 with the normal Windows click-to-focus policy, but might not be
6517 desirable when using a point-to-focus policy. */);
6518 Vw32_grab_focus_on_raise
= Qt
;
6520 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6521 Vw32_capslock_is_shiftlock
,
6522 doc
: /* Apply CapsLock state to non character input keys.
6523 When nil, CapsLock only affects normal character input keys. */);
6524 Vw32_capslock_is_shiftlock
= Qnil
;
6526 DEFVAR_LISP ("w32-recognize-altgr",
6527 Vw32_recognize_altgr
,
6528 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6529 When nil, the right-alt and left-ctrl key combination is
6530 interpreted normally. */);
6531 Vw32_recognize_altgr
= Qt
;
6533 DEFVAR_BOOL ("w32-use-visible-system-caret",
6534 w32_use_visible_system_caret
,
6535 doc
: /* Flag to make the system caret visible.
6536 When this is non-nil, Emacs will indicate the position of point by
6537 using the system caret instead of drawing its own cursor. Some screen
6538 reader software does not track the system cursor properly when it is
6539 invisible, and gets confused by Emacs drawing its own cursor, so this
6540 variable is initialized to t when Emacs detects that screen reader
6541 software is running as it starts up.
6543 When this variable is set, other variables affecting the appearance of
6544 the cursor have no effect. */);
6546 w32_use_visible_system_caret
= 0;
6548 /* We don't yet support this, but defining this here avoids whining
6549 from cus-start.el and other places, like "M-x set-variable". */
6550 DEFVAR_BOOL ("x-use-underline-position-properties",
6551 x_use_underline_position_properties
,
6552 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6553 A value of nil means ignore them. If you encounter fonts with bogus
6554 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6555 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6556 to override the font's UNDERLINE_POSITION for small font display
6558 x_use_underline_position_properties
= 0;
6560 DEFVAR_BOOL ("x-underline-at-descent-line",
6561 x_underline_at_descent_line
,
6562 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6563 A value of nil means to draw the underline according to the value of the
6564 variable `x-use-underline-position-properties', which is usually at the
6565 baseline level. The default value is nil. */);
6566 x_underline_at_descent_line
= 0;
6568 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6569 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6570 A value of nil means Emacs doesn't use toolkit scroll bars.
6571 With the X Window system, the value is a symbol describing the
6572 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6573 With MS Windows or Nextstep, the value is t. */);
6574 Vx_toolkit_scroll_bars
= Qt
;
6576 staticpro (&last_mouse_motion_frame
);
6577 last_mouse_motion_frame
= Qnil
;