1 /* Implementation of GUI terminal on the Microsoft Windows API.
3 Copyright (C) 1989, 1993-2012 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
24 #include "blockinput.h"
36 #include "character.h"
40 #include "dispextern.h"
42 #include "termhooks.h"
49 #include "intervals.h"
62 static int max_fringe_bmp
= 0;
63 static HBITMAP
*fringe_bmp
= 0;
65 /* Temporary variables for w32_read_socket. */
67 static int last_mousemove_x
= 0;
68 static int last_mousemove_y
= 0;
70 /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */
71 #ifndef GET_WHEEL_DELTA_WPARAM
72 #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam))
75 /* Non-zero means that a HELP_EVENT has been generated since Emacs
78 static int any_help_event_p
;
80 /* Last window where we saw the mouse. Used by mouse-autoselect-window. */
81 static Lisp_Object last_window
;
83 extern unsigned int msh_mousewheel
;
85 extern void free_frame_menubar (struct frame
*);
87 extern int w32_codepage_for_font (char *fontname
);
88 extern Cursor
w32_load_cursor (LPCTSTR name
);
90 #define x_any_window_to_frame x_window_to_frame
91 #define x_top_window_to_frame x_window_to_frame
94 /* This is display since w32 does not support multiple ones. */
95 struct w32_display_info one_w32_display_info
;
96 struct w32_display_info
*x_display_list
;
98 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
99 one for each element of w32_display_list and in the same order.
100 NAME is the name of the frame.
101 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
102 Lisp_Object w32_display_name_list
;
105 #if _WIN32_WINNT < 0x0500
106 /* Pre Windows 2000, this was not available, but define it here so
107 that Emacs compiled on such a platform will run on newer versions. */
109 typedef struct tagWCRANGE
115 typedef struct tagGLYPHSET
119 DWORD cGlyphsSupported
;
126 /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */
127 BOOL (WINAPI
*pfnSetLayeredWindowAttributes
) (HWND
, COLORREF
, BYTE
, DWORD
);
130 #define LWA_ALPHA 0x02
132 /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and
133 later targets by MSVC headers. */
134 #ifndef WS_EX_LAYERED
135 #define WS_EX_LAYERED 0x80000
138 /* This is a frame waiting to be autoraised, within w32_read_socket. */
139 struct frame
*pending_autoraise_frame
;
141 /* The handle of the frame that currently owns the system caret. */
142 HWND w32_system_caret_hwnd
;
143 int w32_system_caret_height
;
144 int w32_system_caret_x
;
145 int w32_system_caret_y
;
146 DWORD dwWindowsThreadId
= 0;
147 HANDLE hWindowsThread
= NULL
;
148 DWORD dwMainThreadId
= 0;
149 HANDLE hMainThread
= NULL
;
151 int vertical_scroll_bar_min_handle
;
152 int vertical_scroll_bar_top_border
;
153 int vertical_scroll_bar_bottom_border
;
155 int last_scroll_bar_drag_pos
;
157 /* Keyboard code page - may be changed by language-change events. */
158 int w32_keyboard_codepage
;
160 /* Mouse movement. */
162 /* Where the mouse was last time we reported a mouse event. */
163 static RECT last_mouse_glyph
;
164 static FRAME_PTR last_mouse_glyph_frame
;
166 /* The scroll bar in which the last motion event occurred.
168 If the last motion event occurred in a scroll bar, we set this
169 so w32_mouse_position can know whether to report a scroll bar motion or
172 If the last motion event didn't occur in a scroll bar, we set this
173 to Qnil, to tell w32_mouse_position to return an ordinary motion event. */
174 static Lisp_Object last_mouse_scroll_bar
;
175 static int last_mouse_scroll_bar_pos
;
177 /* This is a hack. We would really prefer that w32_mouse_position would
178 return the time associated with the position it returns, but there
179 doesn't seem to be any way to wrest the time-stamp from the server
180 along with the position query. So, we just keep track of the time
181 of the last movement we received, and return that in hopes that
182 it's somewhat accurate. */
183 static Time last_mouse_movement_time
;
185 /* Incremented by w32_read_socket whenever it really tries to read
188 static int volatile input_signal_count
;
190 static int input_signal_count
;
193 static void x_update_window_end (struct window
*, int, int);
194 static void w32_handle_tool_bar_click (struct frame
*,
195 struct input_event
*);
196 static void w32_define_cursor (Window
, Cursor
);
198 void x_lower_frame (struct frame
*);
199 void x_scroll_bar_clear (struct frame
*);
200 void x_wm_set_size_hint (struct frame
*, long, bool);
201 void x_raise_frame (struct frame
*);
202 void x_set_window_size (struct frame
*, int, int, int);
203 void x_wm_set_window_state (struct frame
*, int);
204 void x_wm_set_icon_pixmap (struct frame
*, int);
205 static void w32_initialize (void);
206 static void x_update_end (struct frame
*);
207 static void w32_frame_up_to_date (struct frame
*);
208 static void w32_set_terminal_modes (struct terminal
*);
209 static void w32_reset_terminal_modes (struct terminal
*);
210 static void x_clear_frame (struct frame
*);
211 static void frame_highlight (struct frame
*);
212 static void frame_unhighlight (struct frame
*);
213 static void x_new_focus_frame (struct w32_display_info
*,
215 static void x_focus_changed (int, int, struct w32_display_info
*,
216 struct frame
*, struct input_event
*);
217 static void w32_detect_focus_change (struct w32_display_info
*,
218 W32Msg
*, struct input_event
*);
219 static void w32_frame_rehighlight (struct frame
*);
220 static void x_frame_rehighlight (struct w32_display_info
*);
221 static void x_draw_hollow_cursor (struct window
*, struct glyph_row
*);
222 static void x_draw_bar_cursor (struct window
*, struct glyph_row
*, int,
223 enum text_cursor_kinds
);
224 static void w32_clip_to_row (struct window
*, struct glyph_row
*, int, HDC
);
225 static BOOL
my_show_window (struct frame
*, HWND
, int);
226 static void my_set_window_pos (HWND
, HWND
, int, int, int, int, UINT
);
228 static void my_set_focus (struct frame
*, HWND
);
230 static void my_set_foreground_window (HWND
);
231 static void my_destroy_window (struct frame
*, HWND
);
234 static void x_check_font (struct frame
*, struct font
*);
237 static Lisp_Object Qvendor_specific_keysyms
;
238 static Lisp_Object Qadded
, Qremoved
, Qmodified
;
239 static Lisp_Object Qrenamed_from
, Qrenamed_to
;
242 /***********************************************************************
244 ***********************************************************************/
248 /* This is a function useful for recording debugging information about
249 the sequence of occurrences in this file. */
257 struct record event_record
[100];
259 int event_record_index
;
261 record_event (char *locus
, int type
)
263 if (event_record_index
== sizeof (event_record
) / sizeof (struct record
))
264 event_record_index
= 0;
266 event_record
[event_record_index
].locus
= locus
;
267 event_record
[event_record_index
].type
= type
;
268 event_record_index
++;
275 XChangeGC (void *ignore
, XGCValues
*gc
, unsigned long mask
,
278 if (mask
& GCForeground
)
279 gc
->foreground
= xgcv
->foreground
;
280 if (mask
& GCBackground
)
281 gc
->background
= xgcv
->background
;
283 gc
->font
= xgcv
->font
;
287 XCreateGC (void *ignore
, Window window
, unsigned long mask
, XGCValues
*xgcv
)
289 XGCValues
*gc
= xzalloc (sizeof (XGCValues
));
291 XChangeGC (ignore
, gc
, mask
, xgcv
);
297 XGetGCValues (void *ignore
, XGCValues
*gc
,
298 unsigned long mask
, XGCValues
*xgcv
)
300 XChangeGC (ignore
, xgcv
, mask
, gc
);
304 w32_set_clip_rectangle (HDC hdc
, RECT
*rect
)
308 HRGN clip_region
= CreateRectRgnIndirect (rect
);
309 SelectClipRgn (hdc
, clip_region
);
310 DeleteObject (clip_region
);
313 SelectClipRgn (hdc
, NULL
);
316 /* Restore clipping rectangle in S */
318 w32_restore_glyph_string_clip (struct glyph_string
*s
)
321 int n
= s
->num_clips
;
324 w32_set_clip_rectangle (s
->hdc
, r
);
327 HRGN clip1
= CreateRectRgnIndirect (r
);
328 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
329 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
330 SelectClipRgn (s
->hdc
, clip1
);
331 DeleteObject (clip1
);
332 DeleteObject (clip2
);
337 Draw a wavy line under S. The wave fills wave_height pixels from y0.
343 wave_height = 3 | * * * *
348 w32_draw_underwave (struct glyph_string
*s
, COLORREF color
)
350 int wave_height
= 2, wave_length
= 3;
351 int dx
, dy
, x0
, y0
, width
, x1
, y1
, x2
, y2
, odd
, xmax
;
352 XRectangle wave_clip
, string_clip
, final_clip
;
353 RECT w32_final_clip
, w32_string_clip
;
357 dy
= wave_height
- 1;
363 /* Find and set clipping rectangle */
367 wave_clip
.width
= width
;
368 wave_clip
.height
= wave_height
;
370 get_glyph_string_clip_rect (s
, &w32_string_clip
);
371 CONVERT_TO_XRECT (string_clip
, w32_string_clip
);
373 if (!x_intersect_rectangles (&wave_clip
, &string_clip
, &final_clip
))
376 hp
= CreatePen (PS_SOLID
, 0, color
);
377 oldhp
= SelectObject (s
->hdc
, hp
);
378 CONVERT_FROM_XRECT (final_clip
, w32_final_clip
);
379 w32_set_clip_rectangle (s
->hdc
, &w32_final_clip
);
393 MoveToEx (s
->hdc
, x1
, y1
, NULL
);
397 LineTo (s
->hdc
, x2
, y2
);
399 x2
+= dx
, y2
= y0
+ odd
*dy
;
403 /* Restore previous pen and clipping rectangle(s) */
404 w32_restore_glyph_string_clip (s
);
405 SelectObject (s
->hdc
, oldhp
);
409 /* Draw a hollow rectangle at the specified position. */
411 w32_draw_rectangle (HDC hdc
, XGCValues
*gc
, int x
, int y
,
412 int width
, int height
)
417 hb
= CreateSolidBrush (gc
->background
);
418 hp
= CreatePen (PS_SOLID
, 0, gc
->foreground
);
419 oldhb
= SelectObject (hdc
, hb
);
420 oldhp
= SelectObject (hdc
, hp
);
422 Rectangle (hdc
, x
, y
, x
+ width
, y
+ height
);
424 SelectObject (hdc
, oldhb
);
425 SelectObject (hdc
, oldhp
);
430 /* Draw a filled rectangle at the specified position. */
432 w32_fill_rect (FRAME_PTR f
, HDC hdc
, COLORREF pix
, RECT
*lprect
)
436 hb
= CreateSolidBrush (pix
);
437 FillRect (hdc
, lprect
, hb
);
442 w32_clear_window (FRAME_PTR f
)
445 HDC hdc
= get_frame_dc (f
);
447 /* Under certain conditions, this can be called at startup with
448 a console frame pointer before the GUI frame is created. An HDC
449 of 0 indicates this. */
452 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
453 w32_clear_rect (f
, hdc
, &rect
);
456 release_frame_dc (f
, hdc
);
459 #define OPAQUE_FRAME 255
462 x_set_frame_alpha (struct frame
*f
)
464 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
466 double alpha_min
= 1.0;
469 HWND window
= FRAME_W32_WINDOW (f
);
471 /* Older versions of Windows do not support transparency. */
472 if (!pfnSetLayeredWindowAttributes
)
475 if (dpyinfo
->x_highlight_frame
== f
)
480 if (FLOATP (Vframe_alpha_lower_limit
))
481 alpha_min
= XFLOAT_DATA (Vframe_alpha_lower_limit
);
482 else if (INTEGERP (Vframe_alpha_lower_limit
))
483 alpha_min
= (XINT (Vframe_alpha_lower_limit
)) / 100.0;
487 else if (alpha
> 1.0)
489 else if (alpha
< alpha_min
&& alpha_min
<= 1.0)
492 opac
= alpha
* OPAQUE_FRAME
;
494 ex_style
= GetWindowLong (window
, GWL_EXSTYLE
);
496 if (opac
== OPAQUE_FRAME
)
497 ex_style
&= ~WS_EX_LAYERED
;
499 ex_style
|= WS_EX_LAYERED
;
501 SetWindowLong (window
, GWL_EXSTYLE
, ex_style
);
503 if (opac
!= OPAQUE_FRAME
)
504 pfnSetLayeredWindowAttributes (window
, 0, opac
, LWA_ALPHA
);
508 x_display_pixel_height (struct w32_display_info
*dpyinfo
)
510 HDC dc
= GetDC (NULL
);
511 int pixels
= GetDeviceCaps (dc
, VERTRES
);
512 ReleaseDC (NULL
, dc
);
517 x_display_pixel_width (struct w32_display_info
*dpyinfo
)
519 HDC dc
= GetDC (NULL
);
520 int pixels
= GetDeviceCaps (dc
, HORZRES
);
521 ReleaseDC (NULL
, dc
);
526 /***********************************************************************
527 Starting and ending an update
528 ***********************************************************************/
530 /* Start an update of frame F. This function is installed as a hook
531 for update_begin, i.e. it is called when update_begin is called.
532 This function is called prior to calls to x_update_window_begin for
533 each window being updated. */
536 x_update_begin (struct frame
*f
)
538 struct w32_display_info
*display_info
= FRAME_W32_DISPLAY_INFO (f
);
540 if (! FRAME_W32_P (f
))
543 /* Regenerate display palette before drawing if list of requested
544 colors has changed. */
545 if (display_info
->regen_palette
)
547 w32_regenerate_palette (f
);
548 display_info
->regen_palette
= FALSE
;
553 /* Start update of window W. Set the global variable updated_window
554 to the window being updated and set output_cursor to the cursor
558 x_update_window_begin (struct window
*w
)
560 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
561 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
563 /* Hide the system caret during an update. */
564 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
566 SendMessage (w32_system_caret_hwnd
, WM_EMACS_HIDE_CARET
, 0, 0);
570 set_output_cursor (&w
->cursor
);
574 if (f
== hlinfo
->mouse_face_mouse_frame
)
576 /* Don't do highlighting for mouse motion during the update. */
577 hlinfo
->mouse_face_defer
= 1;
579 /* If F needs to be redrawn, simply forget about any prior mouse
581 if (FRAME_GARBAGED_P (f
))
582 hlinfo
->mouse_face_window
= Qnil
;
584 #if 0 /* Rows in a current matrix containing glyphs in mouse-face have
585 their mouse_face_p flag set, which means that they are always
586 unequal to rows in a desired matrix which never have that
587 flag set. So, rows containing mouse-face glyphs are never
588 scrolled, and we don't have to switch the mouse highlight off
589 here to prevent it from being scrolled. */
591 /* Can we tell that this update does not affect the window
592 where the mouse highlight is? If so, no need to turn off.
593 Likewise, don't do anything if the frame is garbaged;
594 in that case, the frame's current matrix that we would use
595 is all wrong, and we will redisplay that line anyway. */
596 if (!NILP (hlinfo
->mouse_face_window
)
597 && w
== XWINDOW (hlinfo
->mouse_face_window
))
601 for (i
= 0; i
< w
->desired_matrix
->nrows
; ++i
)
602 if (MATRIX_ROW_ENABLED_P (w
->desired_matrix
, i
))
605 if (i
< w
->desired_matrix
->nrows
)
606 clear_mouse_face (hlinfo
);
614 /* Draw a vertical window border from (x,y0) to (x,y1) */
617 w32_draw_vertical_window_border (struct window
*w
, int x
, int y0
, int y1
)
619 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
629 hdc
= get_frame_dc (f
);
630 face
= FACE_FROM_ID (f
, VERTICAL_BORDER_FACE_ID
);
632 w32_fill_rect (f
, hdc
, face
->foreground
, &r
);
634 w32_fill_rect (f
, hdc
, FRAME_FOREGROUND_PIXEL (f
), &r
);
636 release_frame_dc (f
, hdc
);
640 /* End update of window W (which is equal to updated_window).
642 Draw vertical borders between horizontally adjacent windows, and
643 display W's cursor if CURSOR_ON_P is non-zero.
645 MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing
646 glyphs in mouse-face were overwritten. In that case we have to
647 make sure that the mouse-highlight is properly redrawn.
649 W may be a menu bar pseudo-window in case we don't have X toolkit
650 support. Such windows don't have a cursor, so don't display it
654 x_update_window_end (struct window
*w
, int cursor_on_p
,
655 int mouse_face_overwritten_p
)
657 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (XFRAME (w
->frame
));
659 if (!w
->pseudo_window_p
)
664 display_and_set_cursor (w
, 1, output_cursor
.hpos
,
666 output_cursor
.x
, output_cursor
.y
);
668 if (draw_window_fringes (w
, 1))
669 x_draw_vertical_border (w
);
674 /* If a row with mouse-face was overwritten, arrange for
675 XTframe_up_to_date to redisplay the mouse highlight. */
676 if (mouse_face_overwritten_p
)
678 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
679 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
680 hlinfo
->mouse_face_window
= Qnil
;
683 /* Unhide the caret. This won't actually show the cursor, unless it
684 was visible before the corresponding call to HideCaret in
685 x_update_window_begin. */
686 if (w32_use_visible_system_caret
&& w32_system_caret_hwnd
)
688 SendMessage (w32_system_caret_hwnd
, WM_EMACS_SHOW_CARET
, 0, 0);
691 updated_window
= NULL
;
695 /* End update of frame F. This function is installed as a hook in
699 x_update_end (struct frame
*f
)
701 if (! FRAME_W32_P (f
))
704 /* Mouse highlight may be displayed again. */
705 MOUSE_HL_INFO (f
)->mouse_face_defer
= 0;
709 /* This function is called from various places in xdisp.c whenever a
710 complete update has been performed. The global variable
711 updated_window is not available here. */
714 w32_frame_up_to_date (struct frame
*f
)
718 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
720 if (hlinfo
->mouse_face_deferred_gc
721 || f
== hlinfo
->mouse_face_mouse_frame
)
724 if (hlinfo
->mouse_face_mouse_frame
)
725 note_mouse_highlight (hlinfo
->mouse_face_mouse_frame
,
726 hlinfo
->mouse_face_mouse_x
,
727 hlinfo
->mouse_face_mouse_y
);
728 hlinfo
->mouse_face_deferred_gc
= 0;
735 /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay
736 arrow bitmaps, or clear the fringes if no bitmaps are required
737 before DESIRED_ROW is made current. The window being updated is
738 found in updated_window. This function is called from
739 update_window_line only if it is known that there are differences
740 between bitmaps to be drawn between current row and DESIRED_ROW. */
743 x_after_update_window_line (struct glyph_row
*desired_row
)
745 struct window
*w
= updated_window
;
751 if (!desired_row
->mode_line_p
&& !w
->pseudo_window_p
)
752 desired_row
->redraw_fringe_bitmaps_p
= 1;
754 /* When a window has disappeared, make sure that no rest of
755 full-width rows stays visible in the internal border. Could
756 check here if updated_window is the leftmost/rightmost window,
757 but I guess it's not worth doing since vertically split windows
758 are almost never used, internal border is rarely set, and the
759 overhead is very small. */
760 if (windows_or_buffers_changed
761 && desired_row
->full_width_p
762 && (f
= XFRAME (w
->frame
),
763 width
= FRAME_INTERNAL_BORDER_WIDTH (f
),
765 && (height
= desired_row
->visible_height
,
768 int y
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (0, desired_row
->y
));
772 HDC hdc
= get_frame_dc (f
);
773 w32_clear_area (f
, hdc
, 0, y
, width
, height
);
774 w32_clear_area (f
, hdc
, FRAME_PIXEL_WIDTH (f
) - width
,
776 release_frame_dc (f
, hdc
);
783 /* Draw the bitmap WHICH in one of the left or right fringes of
784 window W. ROW is the glyph row for which to display the bitmap; it
785 determines the vertical position at which the bitmap has to be
789 w32_draw_fringe_bitmap (struct window
*w
, struct glyph_row
*row
,
790 struct draw_fringe_bitmap_params
*p
)
792 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
794 struct face
*face
= p
->face
;
796 hdc
= get_frame_dc (f
);
800 int bx
= p
->bx
, by
= p
->by
, nx
= p
->nx
, ny
= p
->ny
;
802 /* If the fringe is adjacent to the left (right) scroll bar of a
803 leftmost (rightmost, respectively) window, then extend its
804 background to the gap between the fringe and the bar. */
805 if ((WINDOW_LEFTMOST_P (w
)
806 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
807 || (WINDOW_RIGHTMOST_P (w
)
808 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
810 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
814 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
815 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
816 * FRAME_COLUMN_WIDTH (f
));
820 /* Bitmap fills the fringe. */
821 if (bar_area_x
+ bar_area_width
== p
->x
)
822 bx
= bar_area_x
+ sb_width
;
823 else if (p
->x
+ p
->wd
== bar_area_x
)
827 int header_line_height
= WINDOW_HEADER_LINE_HEIGHT (w
);
829 nx
= bar_area_width
- sb_width
;
830 by
= WINDOW_TO_FRAME_PIXEL_Y (w
, max (header_line_height
,
832 ny
= row
->visible_height
;
837 if (bar_area_x
+ bar_area_width
== bx
)
839 bx
= bar_area_x
+ sb_width
;
840 nx
+= bar_area_width
- sb_width
;
842 else if (bx
+ nx
== bar_area_x
)
843 nx
+= bar_area_width
- sb_width
;
848 if (bx
>= 0 && nx
> 0)
849 w32_fill_area (f
, hdc
, face
->background
, bx
, by
, nx
, ny
);
852 /* Must clip because of partially visible lines. */
853 w32_clip_to_row (w
, row
, -1, hdc
);
855 if (p
->which
&& p
->which
< max_fringe_bmp
)
857 HBITMAP pixmap
= fringe_bmp
[p
->which
];
861 compat_hdc
= CreateCompatibleDC (hdc
);
865 horig_obj
= SelectObject (compat_hdc
, pixmap
);
867 /* Paint overlays transparently. */
870 HBRUSH h_brush
, h_orig_brush
;
872 SetTextColor (hdc
, BLACK_PIX_DEFAULT (f
));
873 SetBkColor (hdc
, WHITE_PIX_DEFAULT (f
));
874 h_brush
= CreateSolidBrush (face
->foreground
);
875 h_orig_brush
= SelectObject (hdc
, h_brush
);
877 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
878 compat_hdc
, 0, p
->dh
,
880 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
881 compat_hdc
, 0, p
->dh
,
883 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
884 compat_hdc
, 0, p
->dh
,
887 SelectObject (hdc
, h_orig_brush
);
888 DeleteObject (h_brush
);
892 SetTextColor (hdc
, face
->background
);
893 SetBkColor (hdc
, (p
->cursor_p
894 ? f
->output_data
.w32
->cursor_pixel
895 : face
->foreground
));
897 BitBlt (hdc
, p
->x
, p
->y
, p
->wd
, p
->h
,
898 compat_hdc
, 0, p
->dh
,
902 SelectObject (compat_hdc
, horig_obj
);
903 DeleteDC (compat_hdc
);
907 w32_set_clip_rectangle (hdc
, NULL
);
909 release_frame_dc (f
, hdc
);
913 w32_define_fringe_bitmap (int which
, unsigned short *bits
, int h
, int wd
)
915 if (which
>= max_fringe_bmp
)
917 int i
= max_fringe_bmp
;
918 max_fringe_bmp
= which
+ 20;
919 fringe_bmp
= (HBITMAP
*) xrealloc (fringe_bmp
, max_fringe_bmp
* sizeof (HBITMAP
));
920 while (i
< max_fringe_bmp
)
924 fringe_bmp
[which
] = CreateBitmap (wd
, h
, 1, 1, bits
);
928 w32_destroy_fringe_bitmap (int which
)
930 if (which
>= max_fringe_bmp
)
933 if (fringe_bmp
[which
])
934 DeleteObject (fringe_bmp
[which
]);
935 fringe_bmp
[which
] = 0;
940 /* This is called when starting Emacs and when restarting after
941 suspend. When starting Emacs, no window is mapped. And nothing
942 must be done to Emacs's own window if it is suspended (though that
946 w32_set_terminal_modes (struct terminal
*term
)
950 /* This is called when exiting or suspending Emacs. Exiting will make
951 the W32 windows go away, and suspending requires no action. */
954 w32_reset_terminal_modes (struct terminal
*term
)
960 /***********************************************************************
962 ***********************************************************************/
964 /* Function prototypes of this page. */
966 static void x_set_glyph_string_clipping (struct glyph_string
*);
967 static void x_set_glyph_string_gc (struct glyph_string
*);
968 static void x_draw_glyph_string_background (struct glyph_string
*,
970 static void x_draw_glyph_string_foreground (struct glyph_string
*);
971 static void x_draw_composite_glyph_string_foreground (struct glyph_string
*);
972 static void x_draw_glyph_string_box (struct glyph_string
*);
973 static void x_draw_glyph_string (struct glyph_string
*);
974 static void x_set_cursor_gc (struct glyph_string
*);
975 static void x_set_mode_line_face_gc (struct glyph_string
*);
976 static void x_set_mouse_face_gc (struct glyph_string
*);
977 static int w32_alloc_lighter_color (struct frame
*, COLORREF
*, double, int);
978 static void w32_setup_relief_color (struct frame
*, struct relief
*,
979 double, int, COLORREF
);
980 static void x_setup_relief_colors (struct glyph_string
*);
981 static void x_draw_image_glyph_string (struct glyph_string
*);
982 static void x_draw_image_relief (struct glyph_string
*);
983 static void x_draw_image_foreground (struct glyph_string
*);
984 static void w32_draw_image_foreground_1 (struct glyph_string
*, HBITMAP
);
985 static void x_clear_glyph_string_rect (struct glyph_string
*, int,
987 static void w32_draw_relief_rect (struct frame
*, int, int, int, int,
988 int, int, int, int, int, int,
990 static void w32_draw_box_rect (struct glyph_string
*, int, int, int, int,
991 int, int, int, RECT
*);
994 /* Set S->gc to a suitable GC for drawing glyph string S in cursor
998 x_set_cursor_gc (struct glyph_string
*s
)
1000 if (s
->font
== FRAME_FONT (s
->f
)
1001 && s
->face
->background
== FRAME_BACKGROUND_PIXEL (s
->f
)
1002 && s
->face
->foreground
== FRAME_FOREGROUND_PIXEL (s
->f
)
1004 s
->gc
= s
->f
->output_data
.w32
->cursor_gc
;
1007 /* Cursor on non-default face: must merge. */
1011 xgcv
.background
= s
->f
->output_data
.w32
->cursor_pixel
;
1012 xgcv
.foreground
= s
->face
->background
;
1014 /* If the glyph would be invisible, try a different foreground. */
1015 if (xgcv
.foreground
== xgcv
.background
)
1016 xgcv
.foreground
= s
->face
->foreground
;
1017 if (xgcv
.foreground
== xgcv
.background
)
1018 xgcv
.foreground
= s
->f
->output_data
.w32
->cursor_foreground_pixel
;
1019 if (xgcv
.foreground
== xgcv
.background
)
1020 xgcv
.foreground
= s
->face
->foreground
;
1022 /* Make sure the cursor is distinct from text in this face. */
1023 if (xgcv
.background
== s
->face
->background
1024 && xgcv
.foreground
== s
->face
->foreground
)
1026 xgcv
.background
= s
->face
->foreground
;
1027 xgcv
.foreground
= s
->face
->background
;
1030 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1031 xgcv
.font
= s
->font
;
1032 mask
= GCForeground
| GCBackground
| GCFont
;
1034 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1035 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1038 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1039 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1041 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1046 /* Set up S->gc of glyph string S for drawing text in mouse face. */
1049 x_set_mouse_face_gc (struct glyph_string
*s
)
1054 /* What face has to be used last for the mouse face? */
1055 face_id
= MOUSE_HL_INFO (s
->f
)->mouse_face_face_id
;
1056 face
= FACE_FROM_ID (s
->f
, face_id
);
1058 face
= FACE_FROM_ID (s
->f
, MOUSE_FACE_ID
);
1060 if (s
->first_glyph
->type
== CHAR_GLYPH
)
1061 face_id
= FACE_FOR_CHAR (s
->f
, face
, s
->first_glyph
->u
.ch
, -1, Qnil
);
1063 face_id
= FACE_FOR_CHAR (s
->f
, face
, 0, -1, Qnil
);
1064 s
->face
= FACE_FROM_ID (s
->f
, face_id
);
1065 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1067 /* If font in this face is same as S->font, use it. */
1068 if (s
->font
== s
->face
->font
)
1069 s
->gc
= s
->face
->gc
;
1072 /* Otherwise construct scratch_cursor_gc with values from FACE
1077 xgcv
.background
= s
->face
->background
;
1078 xgcv
.foreground
= s
->face
->foreground
;
1079 IF_DEBUG (x_check_font (s
->f
, s
->font
));
1080 xgcv
.font
= s
->font
;
1081 mask
= GCForeground
| GCBackground
| GCFont
;
1083 if (FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
)
1084 XChangeGC (NULL
, FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
,
1087 FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
1088 = XCreateGC (NULL
, s
->window
, mask
, &xgcv
);
1090 s
->gc
= FRAME_W32_DISPLAY_INFO (s
->f
)->scratch_cursor_gc
;
1093 eassert (s
->gc
!= 0);
1097 /* Set S->gc of glyph string S to a GC suitable for drawing a mode line.
1098 Faces to use in the mode line have already been computed when the
1099 matrix was built, so there isn't much to do, here. */
1102 x_set_mode_line_face_gc (struct glyph_string
*s
)
1104 s
->gc
= s
->face
->gc
;
1108 /* Set S->gc of glyph string S for drawing that glyph string. Set
1109 S->stippled_p to a non-zero value if the face of S has a stipple
1113 x_set_glyph_string_gc (struct glyph_string
*s
)
1115 PREPARE_FACE_FOR_DISPLAY (s
->f
, s
->face
);
1117 if (s
->hl
== DRAW_NORMAL_TEXT
)
1119 s
->gc
= s
->face
->gc
;
1120 s
->stippled_p
= s
->face
->stipple
!= 0;
1122 else if (s
->hl
== DRAW_INVERSE_VIDEO
)
1124 x_set_mode_line_face_gc (s
);
1125 s
->stippled_p
= s
->face
->stipple
!= 0;
1127 else if (s
->hl
== DRAW_CURSOR
)
1129 x_set_cursor_gc (s
);
1132 else if (s
->hl
== DRAW_MOUSE_FACE
)
1134 x_set_mouse_face_gc (s
);
1135 s
->stippled_p
= s
->face
->stipple
!= 0;
1137 else if (s
->hl
== DRAW_IMAGE_RAISED
1138 || s
->hl
== DRAW_IMAGE_SUNKEN
)
1140 s
->gc
= s
->face
->gc
;
1141 s
->stippled_p
= s
->face
->stipple
!= 0;
1145 s
->gc
= s
->face
->gc
;
1146 s
->stippled_p
= s
->face
->stipple
!= 0;
1149 /* GC must have been set. */
1150 eassert (s
->gc
!= 0);
1154 /* Set clipping for output of glyph string S. S may be part of a mode
1155 line or menu if we don't have X toolkit support. */
1158 x_set_glyph_string_clipping (struct glyph_string
*s
)
1161 int n
= get_glyph_string_clip_rects (s
, r
, 2);
1164 w32_set_clip_rectangle (s
->hdc
, r
);
1167 HRGN clip1
= CreateRectRgnIndirect (r
);
1168 HRGN clip2
= CreateRectRgnIndirect (r
+ 1);
1169 if (CombineRgn (clip1
, clip1
, clip2
, RGN_OR
) != ERROR
)
1170 SelectClipRgn (s
->hdc
, clip1
);
1171 DeleteObject (clip1
);
1172 DeleteObject (clip2
);
1177 /* Set SRC's clipping for output of glyph string DST. This is called
1178 when we are drawing DST's left_overhang or right_overhang only in
1182 x_set_glyph_string_clipping_exactly (struct glyph_string
*src
,
1183 struct glyph_string
*dst
)
1188 r
.right
= r
.left
+ src
->width
;
1190 r
.bottom
= r
.top
+ src
->height
;
1193 w32_set_clip_rectangle (dst
->hdc
, &r
);
1197 Compute left and right overhang of glyph string S. */
1200 w32_compute_glyph_string_overhangs (struct glyph_string
*s
)
1203 && s
->first_glyph
->type
== CHAR_GLYPH
1204 && !s
->font_not_found_p
)
1206 unsigned *code
= alloca (sizeof (unsigned) * s
->nchars
);
1207 struct font
*font
= s
->font
;
1208 struct font_metrics metrics
;
1211 for (i
= 0; i
< s
->nchars
; i
++)
1212 code
[i
] = s
->char2b
[i
];
1213 font
->driver
->text_extents (font
, code
, s
->nchars
, &metrics
);
1214 s
->right_overhang
= (metrics
.rbearing
> metrics
.width
1215 ? metrics
.rbearing
- metrics
.width
: 0);
1216 s
->left_overhang
= metrics
.lbearing
< 0 ? -metrics
.lbearing
: 0;
1220 s
->right_overhang
= s
->cmp
->rbearing
- s
->cmp
->pixel_width
;
1221 s
->left_overhang
= -s
->cmp
->lbearing
;
1225 /* Fill rectangle X, Y, W, H with background color of glyph string S. */
1228 x_clear_glyph_string_rect (struct glyph_string
*s
,
1229 int x
, int y
, int w
, int h
)
1236 /* Take clipping into account. */
1237 if (s
->gc
->clip_mask
== Rect
)
1239 real_x
= max (real_x
, s
->gc
->clip_rectangle
.left
);
1240 real_y
= max (real_y
, s
->gc
->clip_rectangle
.top
);
1241 real_w
= min (real_w
, s
->gc
->clip_rectangle
.right
1242 - s
->gc
->clip_rectangle
.left
);
1243 real_h
= min (real_h
, s
->gc
->clip_rectangle
.bottom
1244 - s
->gc
->clip_rectangle
.top
);
1247 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->background
, real_x
, real_y
,
1252 /* Draw the background of glyph_string S. If S->background_filled_p
1253 is non-zero don't draw it. FORCE_P non-zero means draw the
1254 background even if it wouldn't be drawn normally. This is used
1255 when a string preceding S draws into the background of S, or S
1256 contains the first component of a composition. */
1259 x_draw_glyph_string_background (struct glyph_string
*s
, int force_p
)
1261 /* Nothing to do if background has already been drawn or if it
1262 shouldn't be drawn in the first place. */
1263 if (!s
->background_filled_p
)
1265 int box_line_width
= max (s
->face
->box_line_width
, 0);
1267 #if 0 /* TODO: stipple */
1270 /* Fill background with a stipple pattern. */
1271 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
1272 XFillRectangle (s
->display
, s
->window
, s
->gc
, s
->x
,
1273 s
->y
+ box_line_width
,
1274 s
->background_width
,
1275 s
->height
- 2 * box_line_width
);
1276 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
1277 s
->background_filled_p
= 1;
1281 if (FONT_HEIGHT (s
->font
) < s
->height
- 2 * box_line_width
1282 || s
->font_not_found_p
1283 || s
->extends_to_end_of_line_p
1286 x_clear_glyph_string_rect (s
, s
->x
, s
->y
+ box_line_width
,
1287 s
->background_width
,
1288 s
->height
- 2 * box_line_width
);
1289 s
->background_filled_p
= 1;
1295 /* Draw the foreground of glyph string S. */
1298 x_draw_glyph_string_foreground (struct glyph_string
*s
)
1302 /* If first glyph of S has a left box line, start drawing the text
1303 of S to the right of that box line. */
1304 if (s
->face
->box
!= FACE_NO_BOX
1305 && s
->first_glyph
->left_box_line_p
)
1306 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1310 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1311 SetBkColor (s
->hdc
, s
->gc
->background
);
1312 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1314 /* Draw characters of S as rectangles if S's font could not be
1316 if (s
->font_not_found_p
)
1318 for (i
= 0; i
< s
->nchars
; ++i
)
1320 struct glyph
*g
= s
->first_glyph
+ i
;
1322 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, g
->pixel_width
- 1,
1324 x
+= g
->pixel_width
;
1329 struct font
*font
= s
->font
;
1330 int boff
= font
->baseline_offset
;
1334 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1336 if (font
->vertical_centering
)
1337 boff
= VCENTER_BASELINE_OFFSET (font
, s
->f
) - boff
;
1339 y
= s
->ybase
- boff
;
1341 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
))
1342 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 0);
1344 font
->driver
->draw (s
, 0, s
->nchars
, x
, y
, 1);
1345 if (s
->face
->overstrike
)
1346 font
->driver
->draw (s
, 0, s
->nchars
, x
+ 1, y
, 0);
1348 SelectObject (s
->hdc
, old_font
);
1352 /* Draw the foreground of composite glyph string S. */
1355 x_draw_composite_glyph_string_foreground (struct glyph_string
*s
)
1358 struct font
*font
= s
->font
;
1360 /* If first glyph of S has a left box line, start drawing the text
1361 of S to the right of that box line. */
1362 if (s
->face
&& s
->face
->box
!= FACE_NO_BOX
1363 && s
->first_glyph
->left_box_line_p
)
1364 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1368 /* S is a glyph string for a composition. S->cmp_from is the index
1369 of the first character drawn for glyphs of this composition.
1370 S->cmp_from == 0 means we are drawing the very first character of
1371 this composition. */
1373 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1374 SetBkColor (s
->hdc
, s
->gc
->background
);
1375 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1377 /* Draw a rectangle for the composition if the font for the very
1378 first character of the composition could not be loaded. */
1379 if (s
->font_not_found_p
)
1381 if (s
->cmp_from
== 0)
1382 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, s
->y
, s
->width
- 1,
1385 else if (! s
->first_glyph
->u
.cmp
.automatic
)
1390 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1392 for (i
= 0, j
= s
->cmp_from
; i
< s
->nchars
; i
++, j
++)
1393 /* TAB in a composition means display glyphs with padding
1394 space on the left or right. */
1395 if (COMPOSITION_GLYPH (s
->cmp
, j
) != '\t')
1397 int xx
= x
+ s
->cmp
->offsets
[j
* 2];
1398 int yy
= y
- s
->cmp
->offsets
[j
* 2 + 1];
1400 font
->driver
->draw (s
, j
, j
+ 1, xx
, yy
, 0);
1401 if (s
->face
->overstrike
)
1402 font
->driver
->draw (s
, j
, j
+ 1, xx
+ 1, yy
, 0);
1404 SelectObject (s
->hdc
, old_font
);
1408 Lisp_Object gstring
= composition_gstring_from_id (s
->cmp_id
);
1414 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1416 for (i
= j
= s
->cmp_from
; i
< s
->cmp_to
; i
++)
1418 glyph
= LGSTRING_GLYPH (gstring
, i
);
1419 if (NILP (LGLYPH_ADJUSTMENT (glyph
)))
1420 width
+= LGLYPH_WIDTH (glyph
);
1423 int xoff
, yoff
, wadjust
;
1427 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1430 xoff
= LGLYPH_XOFF (glyph
);
1431 yoff
= LGLYPH_YOFF (glyph
);
1432 wadjust
= LGLYPH_WADJUST (glyph
);
1433 font
->driver
->draw (s
, i
, i
+ 1, x
+ xoff
, y
+ yoff
, 0);
1440 font
->driver
->draw (s
, j
, i
, x
, y
, 0);
1442 SelectObject (s
->hdc
, old_font
);
1447 /* Draw the foreground of glyph string S for glyphless characters. */
1450 x_draw_glyphless_glyph_string_foreground (struct glyph_string
*s
)
1452 struct glyph
*glyph
= s
->first_glyph
;
1455 int with_background
;
1457 /* If first glyph of S has a left box line, start drawing the text
1458 of S to the right of that box line. */
1459 if (s
->face
->box
!= FACE_NO_BOX
1460 && s
->first_glyph
->left_box_line_p
)
1461 x
= s
->x
+ eabs (s
->face
->box_line_width
);
1465 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1466 SetBkColor (s
->hdc
, s
->gc
->background
);
1467 SetTextAlign (s
->hdc
, TA_BASELINE
| TA_LEFT
);
1470 with_background
= ! (s
->for_overlaps
1471 || (s
->background_filled_p
&& s
->hl
!= DRAW_CURSOR
));
1472 for (i
= 0; i
< s
->nchars
; i
++, glyph
++)
1474 char buf
[7], *str
= NULL
;
1475 int len
= glyph
->u
.glyphless
.len
;
1477 if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_ACRONYM
)
1480 && CHAR_TABLE_P (Vglyphless_char_display
)
1481 && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display
))
1485 = (! glyph
->u
.glyphless
.for_no_font
1486 ? CHAR_TABLE_REF (Vglyphless_char_display
,
1487 glyph
->u
.glyphless
.ch
)
1488 : XCHAR_TABLE (Vglyphless_char_display
)->extras
[0]);
1489 if (STRINGP (acronym
))
1490 str
= SSDATA (acronym
);
1493 else if (glyph
->u
.glyphless
.method
== GLYPHLESS_DISPLAY_HEX_CODE
)
1495 sprintf ((char *) buf
, "%0*X",
1496 glyph
->u
.glyphless
.ch
< 0x10000 ? 4 : 6,
1497 glyph
->u
.glyphless
.ch
);
1501 if (glyph
->u
.glyphless
.method
!= GLYPHLESS_DISPLAY_THIN_SPACE
)
1502 w32_draw_rectangle (s
->hdc
, s
->gc
,
1503 x
, s
->ybase
- glyph
->ascent
,
1504 glyph
->pixel_width
- 1,
1505 glyph
->ascent
+ glyph
->descent
- 1);
1508 struct font
*font
= s
->font
;
1509 int upper_len
= (len
+ 1) / 2;
1513 old_font
= SelectObject (s
->hdc
, FONT_HANDLE (font
));
1514 /* It is certain that all LEN characters in STR are ASCII. */
1515 for (j
= 0; j
< len
; j
++)
1517 code
= font
->driver
->encode_char (font
, str
[j
]);
1518 STORE_XCHAR2B (char2b
+ j
, code
>> 8, code
& 0xFF);
1520 font
->driver
->draw (s
, 0, upper_len
,
1521 x
+ glyph
->slice
.glyphless
.upper_xoff
,
1522 s
->ybase
+ glyph
->slice
.glyphless
.upper_yoff
,
1524 font
->driver
->draw (s
, upper_len
, len
,
1525 x
+ glyph
->slice
.glyphless
.lower_xoff
,
1526 s
->ybase
+ glyph
->slice
.glyphless
.lower_yoff
,
1528 SelectObject (s
->hdc
, old_font
);
1530 x
+= glyph
->pixel_width
;
1535 /* Brightness beyond which a color won't have its highlight brightness
1538 Nominally, highlight colors for `3d' faces are calculated by
1539 brightening an object's color by a constant scale factor, but this
1540 doesn't yield good results for dark colors, so for colors whose
1541 brightness is less than this value (on a scale of 0-255) have to
1542 use an additional additive factor.
1544 The value here is set so that the default menu-bar/mode-line color
1545 (grey75) will not have its highlights changed at all. */
1546 #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187
1549 /* Allocate a color which is lighter or darker than *COLOR by FACTOR
1550 or DELTA. Try a color with RGB values multiplied by FACTOR first.
1551 If this produces the same color as COLOR, try a color where all RGB
1552 values have DELTA added. Return the allocated color in *COLOR.
1553 DISPLAY is the X display, CMAP is the colormap to operate on.
1554 Value is non-zero if successful. */
1557 w32_alloc_lighter_color (struct frame
*f
, COLORREF
*color
,
1558 double factor
, int delta
)
1563 /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */
1566 /* Change RGB values by specified FACTOR. Avoid overflow! */
1567 eassert (factor
>= 0);
1568 new = PALETTERGB (min (0xff, factor
* GetRValue (*color
)),
1569 min (0xff, factor
* GetGValue (*color
)),
1570 min (0xff, factor
* GetBValue (*color
)));
1572 /* Calculate brightness of COLOR. */
1573 bright
= (2 * GetRValue (*color
) + 3 * GetGValue (*color
)
1574 + GetBValue (*color
)) / 6;
1576 /* We only boost colors that are darker than
1577 HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */
1578 if (bright
< HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
)
1579 /* Make an additive adjustment to NEW, because it's dark enough so
1580 that scaling by FACTOR alone isn't enough. */
1582 /* How far below the limit this color is (0 - 1, 1 being darker). */
1583 double dimness
= 1 - (double)bright
/ HIGHLIGHT_COLOR_DARK_BOOST_LIMIT
;
1584 /* The additive adjustment. */
1585 int min_delta
= delta
* dimness
* factor
/ 2;
1588 new = PALETTERGB (max (0, min (0xff, min_delta
- GetRValue (*color
))),
1589 max (0, min (0xff, min_delta
- GetGValue (*color
))),
1590 max (0, min (0xff, min_delta
- GetBValue (*color
))));
1592 new = PALETTERGB (max (0, min (0xff, min_delta
+ GetRValue (*color
))),
1593 max (0, min (0xff, min_delta
+ GetGValue (*color
))),
1594 max (0, min (0xff, min_delta
+ GetBValue (*color
))));
1598 new = PALETTERGB (max (0, min (0xff, delta
+ GetRValue (*color
))),
1599 max (0, min (0xff, delta
+ GetGValue (*color
))),
1600 max (0, min (0xff, delta
+ GetBValue (*color
))));
1602 /* TODO: Map to palette and retry with delta if same? */
1603 /* TODO: Free colors (if using palette)? */
1613 /* On frame F, translate pixel colors to RGB values for the NCOLORS
1614 colors in COLORS. On W32, we no longer try to map colors to
1617 x_query_colors (struct frame
*f
, XColor
*colors
, int ncolors
)
1621 for (i
= 0; i
< ncolors
; i
++)
1623 DWORD pixel
= colors
[i
].pixel
;
1624 /* Convert to a 16 bit value in range 0 - 0xffff. */
1625 colors
[i
].red
= GetRValue (pixel
) * 257;
1626 colors
[i
].green
= GetGValue (pixel
) * 257;
1627 colors
[i
].blue
= GetBValue (pixel
) * 257;
1632 x_query_color (struct frame
*f
, XColor
*color
)
1634 x_query_colors (f
, color
, 1);
1638 /* Set up the foreground color for drawing relief lines of glyph
1639 string S. RELIEF is a pointer to a struct relief containing the GC
1640 with which lines will be drawn. Use a color that is FACTOR or
1641 DELTA lighter or darker than the relief's background which is found
1642 in S->f->output_data.x->relief_background. If such a color cannot
1643 be allocated, use DEFAULT_PIXEL, instead. */
1646 w32_setup_relief_color (struct frame
*f
, struct relief
*relief
, double factor
,
1647 int delta
, COLORREF default_pixel
)
1650 struct w32_output
*di
= f
->output_data
.w32
;
1651 unsigned long mask
= GCForeground
;
1653 COLORREF background
= di
->relief_background
;
1654 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
1656 /* TODO: Free colors (if using palette)? */
1658 /* Allocate new color. */
1659 xgcv
.foreground
= default_pixel
;
1661 if (w32_alloc_lighter_color (f
, &pixel
, factor
, delta
))
1663 relief
->allocated_p
= 1;
1664 xgcv
.foreground
= relief
->pixel
= pixel
;
1667 if (relief
->gc
== 0)
1669 #if 0 /* TODO: stipple */
1670 xgcv
.stipple
= dpyinfo
->gray
;
1673 relief
->gc
= XCreateGC (NULL
, FRAME_W32_WINDOW (f
), mask
, &xgcv
);
1676 XChangeGC (NULL
, relief
->gc
, mask
, &xgcv
);
1680 /* Set up colors for the relief lines around glyph string S. */
1683 x_setup_relief_colors (struct glyph_string
*s
)
1685 struct w32_output
*di
= s
->f
->output_data
.w32
;
1688 if (s
->face
->use_box_color_for_shadows_p
)
1689 color
= s
->face
->box_color
;
1690 else if (s
->first_glyph
->type
== IMAGE_GLYPH
1692 && !IMAGE_BACKGROUND_TRANSPARENT (s
->img
, s
->f
, 0))
1693 color
= IMAGE_BACKGROUND (s
->img
, s
->f
, 0);
1695 color
= s
->gc
->background
;
1697 if (di
->white_relief
.gc
== 0
1698 || color
!= di
->relief_background
)
1700 di
->relief_background
= color
;
1701 w32_setup_relief_color (s
->f
, &di
->white_relief
, 1.2, 0x8000,
1702 WHITE_PIX_DEFAULT (s
->f
));
1703 w32_setup_relief_color (s
->f
, &di
->black_relief
, 0.6, 0x4000,
1704 BLACK_PIX_DEFAULT (s
->f
));
1709 /* Draw a relief on frame F inside the rectangle given by LEFT_X,
1710 TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief
1711 to draw, it must be >= 0. RAISED_P non-zero means draw a raised
1712 relief. LEFT_P non-zero means draw a relief on the left side of
1713 the rectangle. RIGHT_P non-zero means draw a relief on the right
1714 side of the rectangle. CLIP_RECT is the clipping rectangle to use
1718 w32_draw_relief_rect (struct frame
*f
,
1719 int left_x
, int top_y
, int right_x
, int bottom_y
,
1720 int width
, int raised_p
,
1721 int top_p
, int bot_p
, int left_p
, int right_p
,
1726 HDC hdc
= get_frame_dc (f
);
1729 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1731 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1733 w32_set_clip_rectangle (hdc
, clip_rect
);
1737 for (i
= 0; i
< width
; ++i
)
1738 w32_fill_area (f
, hdc
, gc
.foreground
,
1739 left_x
+ i
* left_p
, top_y
+ i
,
1740 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1744 for (i
= 0; i
< width
; ++i
)
1745 w32_fill_area (f
, hdc
, gc
.foreground
,
1746 left_x
+ i
, top_y
+ i
, 1,
1747 bottom_y
- top_y
- 2 * i
+ 1);
1750 gc
.foreground
= f
->output_data
.w32
->black_relief
.gc
->foreground
;
1752 gc
.foreground
= f
->output_data
.w32
->white_relief
.gc
->foreground
;
1756 for (i
= 0; i
< width
; ++i
)
1757 w32_fill_area (f
, hdc
, gc
.foreground
,
1758 left_x
+ i
* left_p
, bottom_y
- i
,
1759 right_x
- left_x
- i
* (left_p
+ right_p
) + 1, 1);
1763 for (i
= 0; i
< width
; ++i
)
1764 w32_fill_area (f
, hdc
, gc
.foreground
,
1765 right_x
- i
, top_y
+ i
+ 1, 1,
1766 bottom_y
- top_y
- 2 * i
- 1);
1768 w32_set_clip_rectangle (hdc
, NULL
);
1770 release_frame_dc (f
, hdc
);
1774 /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y,
1775 RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to
1776 draw, it must be >= 0. LEFT_P non-zero means draw a line on the
1777 left side of the rectangle. RIGHT_P non-zero means draw a line
1778 on the right side of the rectangle. CLIP_RECT is the clipping
1779 rectangle to use when drawing. */
1782 w32_draw_box_rect (struct glyph_string
*s
,
1783 int left_x
, int top_y
, int right_x
, int bottom_y
, int width
,
1784 int left_p
, int right_p
, RECT
*clip_rect
)
1786 w32_set_clip_rectangle (s
->hdc
, clip_rect
);
1789 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1790 left_x
, top_y
, right_x
- left_x
+ 1, width
);
1795 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1796 left_x
, top_y
, width
, bottom_y
- top_y
+ 1);
1800 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1801 left_x
, bottom_y
- width
+ 1, right_x
- left_x
+ 1, width
);
1806 w32_fill_area (s
->f
, s
->hdc
, s
->face
->box_color
,
1807 right_x
- width
+ 1, top_y
, width
, bottom_y
- top_y
+ 1);
1810 w32_set_clip_rectangle (s
->hdc
, NULL
);
1814 /* Draw a box around glyph string S. */
1817 x_draw_glyph_string_box (struct glyph_string
*s
)
1819 int width
, left_x
, right_x
, top_y
, bottom_y
, last_x
, raised_p
;
1820 int left_p
, right_p
;
1821 struct glyph
*last_glyph
;
1824 last_x
= ((s
->row
->full_width_p
&& !s
->w
->pseudo_window_p
)
1825 ? WINDOW_RIGHT_EDGE_X (s
->w
)
1826 : window_box_right (s
->w
, s
->area
));
1828 /* The glyph that may have a right box line. */
1829 last_glyph
= (s
->cmp
|| s
->img
1831 : s
->first_glyph
+ s
->nchars
- 1);
1833 width
= eabs (s
->face
->box_line_width
);
1834 raised_p
= s
->face
->box
== FACE_RAISED_BOX
;
1836 right_x
= ((s
->row
->full_width_p
&& s
->extends_to_end_of_line_p
1838 : min (last_x
, s
->x
+ s
->background_width
) - 1));
1840 bottom_y
= top_y
+ s
->height
- 1;
1842 left_p
= (s
->first_glyph
->left_box_line_p
1843 || (s
->hl
== DRAW_MOUSE_FACE
1845 || s
->prev
->hl
!= s
->hl
)));
1846 right_p
= (last_glyph
->right_box_line_p
1847 || (s
->hl
== DRAW_MOUSE_FACE
1849 || s
->next
->hl
!= s
->hl
)));
1851 get_glyph_string_clip_rect (s
, &clip_rect
);
1853 if (s
->face
->box
== FACE_SIMPLE_BOX
)
1854 w32_draw_box_rect (s
, left_x
, top_y
, right_x
, bottom_y
, width
,
1855 left_p
, right_p
, &clip_rect
);
1858 x_setup_relief_colors (s
);
1859 w32_draw_relief_rect (s
->f
, left_x
, top_y
, right_x
, bottom_y
,
1860 width
, raised_p
, 1, 1, left_p
, right_p
, &clip_rect
);
1865 /* Draw foreground of image glyph string S. */
1868 x_draw_image_foreground (struct glyph_string
*s
)
1871 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1873 /* If first glyph of S has a left box line, start drawing it to the
1874 right of that line. */
1875 if (s
->face
->box
!= FACE_NO_BOX
1876 && s
->first_glyph
->left_box_line_p
1878 x
+= eabs (s
->face
->box_line_width
);
1880 /* If there is a margin around the image, adjust x- and y-position
1882 if (s
->slice
.x
== 0)
1883 x
+= s
->img
->hmargin
;
1884 if (s
->slice
.y
== 0)
1885 y
+= s
->img
->vmargin
;
1891 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
1892 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
1893 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
1894 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
1895 SetBkColor (compat_hdc
, RGB (255, 255, 255));
1896 SetTextColor (s
->hdc
, RGB (0, 0, 0));
1897 x_set_glyph_string_clipping (s
);
1901 HDC mask_dc
= CreateCompatibleDC (s
->hdc
);
1902 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
1904 SetTextColor (s
->hdc
, RGB (255, 255, 255));
1905 SetBkColor (s
->hdc
, RGB (0, 0, 0));
1907 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1908 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1909 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1910 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
1911 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1912 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
1914 SelectObject (mask_dc
, mask_orig_obj
);
1919 SetTextColor (s
->hdc
, s
->gc
->foreground
);
1920 SetBkColor (s
->hdc
, s
->gc
->background
);
1922 BitBlt (s
->hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
1923 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
1925 /* When the image has a mask, we can expect that at
1926 least part of a mouse highlight or a block cursor will
1927 be visible. If the image doesn't have a mask, make
1928 a block cursor visible by drawing a rectangle around
1929 the image. I believe it's looking better if we do
1930 nothing here for mouse-face. */
1931 if (s
->hl
== DRAW_CURSOR
)
1933 int r
= s
->img
->relief
;
1935 w32_draw_rectangle (s
->hdc
, s
->gc
, x
- r
, y
- r
,
1936 s
->slice
.width
+ r
*2 - 1,
1937 s
->slice
.height
+ r
*2 - 1);
1941 w32_set_clip_rectangle (s
->hdc
, NULL
);
1942 SelectObject (s
->hdc
, orig_brush
);
1943 DeleteObject (fg_brush
);
1944 SelectObject (compat_hdc
, orig_obj
);
1945 DeleteDC (compat_hdc
);
1948 w32_draw_rectangle (s
->hdc
, s
->gc
, x
, y
,
1949 s
->slice
.width
- 1, s
->slice
.height
- 1);
1951 RestoreDC (s
->hdc
,-1);
1955 /* Draw a relief around the image glyph string S. */
1958 x_draw_image_relief (struct glyph_string
*s
)
1960 int x0
, y0
, x1
, y1
, thick
, raised_p
;
1963 int y
= s
->ybase
- image_ascent (s
->img
, s
->face
, &s
->slice
);
1965 /* If first glyph of S has a left box line, start drawing it to the
1966 right of that line. */
1967 if (s
->face
->box
!= FACE_NO_BOX
1968 && s
->first_glyph
->left_box_line_p
1970 x
+= eabs (s
->face
->box_line_width
);
1972 /* If there is a margin around the image, adjust x- and y-position
1974 if (s
->slice
.x
== 0)
1975 x
+= s
->img
->hmargin
;
1976 if (s
->slice
.y
== 0)
1977 y
+= s
->img
->vmargin
;
1979 if (s
->hl
== DRAW_IMAGE_SUNKEN
1980 || s
->hl
== DRAW_IMAGE_RAISED
)
1982 thick
= tool_bar_button_relief
>= 0 ? tool_bar_button_relief
1983 : DEFAULT_TOOL_BAR_BUTTON_RELIEF
;
1984 raised_p
= s
->hl
== DRAW_IMAGE_RAISED
;
1988 thick
= eabs (s
->img
->relief
);
1989 raised_p
= s
->img
->relief
> 0;
1994 x1
= x
+ s
->slice
.width
+ thick
- 1;
1995 y1
= y
+ s
->slice
.height
+ thick
- 1;
1997 x_setup_relief_colors (s
);
1998 get_glyph_string_clip_rect (s
, &r
);
1999 w32_draw_relief_rect (s
->f
, x0
, y0
, x1
, y1
, thick
, raised_p
,
2001 s
->slice
.y
+ s
->slice
.height
== s
->img
->height
,
2003 s
->slice
.x
+ s
->slice
.width
== s
->img
->width
,
2008 /* Draw the foreground of image glyph string S to PIXMAP. */
2011 w32_draw_image_foreground_1 (struct glyph_string
*s
, HBITMAP pixmap
)
2013 HDC hdc
= CreateCompatibleDC (s
->hdc
);
2014 HGDIOBJ orig_hdc_obj
= SelectObject (hdc
, pixmap
);
2016 int y
= s
->ybase
- s
->y
- image_ascent (s
->img
, s
->face
, &s
->slice
);
2018 /* If first glyph of S has a left box line, start drawing it to the
2019 right of that line. */
2020 if (s
->face
->box
!= FACE_NO_BOX
2021 && s
->first_glyph
->left_box_line_p
2023 x
+= eabs (s
->face
->box_line_width
);
2025 /* If there is a margin around the image, adjust x- and y-position
2027 if (s
->slice
.x
== 0)
2028 x
+= s
->img
->hmargin
;
2029 if (s
->slice
.y
== 0)
2030 y
+= s
->img
->vmargin
;
2034 HDC compat_hdc
= CreateCompatibleDC (hdc
);
2035 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2036 HBRUSH orig_brush
= SelectObject (hdc
, fg_brush
);
2037 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, s
->img
->pixmap
);
2041 HDC mask_dc
= CreateCompatibleDC (hdc
);
2042 HGDIOBJ mask_orig_obj
= SelectObject (mask_dc
, s
->img
->mask
);
2044 SetTextColor (hdc
, RGB (0, 0, 0));
2045 SetBkColor (hdc
, RGB (255, 255, 255));
2046 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2047 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2048 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2049 mask_dc
, s
->slice
.x
, s
->slice
.y
, SRCAND
);
2050 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2051 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCINVERT
);
2053 SelectObject (mask_dc
, mask_orig_obj
);
2058 SetTextColor (hdc
, s
->gc
->foreground
);
2059 SetBkColor (hdc
, s
->gc
->background
);
2061 BitBlt (hdc
, x
, y
, s
->slice
.width
, s
->slice
.height
,
2062 compat_hdc
, s
->slice
.x
, s
->slice
.y
, SRCCOPY
);
2064 /* When the image has a mask, we can expect that at
2065 least part of a mouse highlight or a block cursor will
2066 be visible. If the image doesn't have a mask, make
2067 a block cursor visible by drawing a rectangle around
2068 the image. I believe it's looking better if we do
2069 nothing here for mouse-face. */
2070 if (s
->hl
== DRAW_CURSOR
)
2072 int r
= s
->img
->relief
;
2074 w32_draw_rectangle (hdc
, s
->gc
, x
- r
, y
- r
,
2075 s
->slice
.width
+ r
*2 - 1,
2076 s
->slice
.height
+ r
*2 - 1);
2080 SelectObject (hdc
, orig_brush
);
2081 DeleteObject (fg_brush
);
2082 SelectObject (compat_hdc
, orig_obj
);
2083 DeleteDC (compat_hdc
);
2086 w32_draw_rectangle (hdc
, s
->gc
, x
, y
,
2087 s
->slice
.width
- 1, s
->slice
.height
- 1);
2089 SelectObject (hdc
, orig_hdc_obj
);
2094 /* Draw part of the background of glyph string S. X, Y, W, and H
2095 give the rectangle to draw. */
2098 x_draw_glyph_string_bg_rect (struct glyph_string
*s
, int x
, int y
, int w
, int h
)
2100 #if 0 /* TODO: stipple */
2103 /* Fill background with a stipple pattern. */
2104 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2105 XFillRectangle (s
->display
, s
->window
, s
->gc
, x
, y
, w
, h
);
2106 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2110 x_clear_glyph_string_rect (s
, x
, y
, w
, h
);
2114 /* Draw image glyph string S.
2117 s->x +-------------------------
2120 | +-------------------------
2123 | | +-------------------
2129 x_draw_image_glyph_string (struct glyph_string
*s
)
2132 int box_line_hwidth
= eabs (s
->face
->box_line_width
);
2133 int box_line_vwidth
= max (s
->face
->box_line_width
, 0);
2137 height
= s
->height
- 2 * box_line_vwidth
;
2139 /* Fill background with face under the image. Do it only if row is
2140 taller than image or if image has a clip mask to reduce
2142 s
->stippled_p
= s
->face
->stipple
!= 0;
2143 if (height
> s
->slice
.height
2147 || s
->img
->pixmap
== 0
2148 || s
->width
!= s
->background_width
)
2151 if (s
->first_glyph
->left_box_line_p
2153 x
+= box_line_hwidth
;
2156 if (s
->slice
.y
== 0)
2157 y
+= box_line_vwidth
;
2159 #if 0 /* TODO: figure out if we need to do this on Windows. */
2162 /* Create a pixmap as large as the glyph string. Fill it
2163 with the background color. Copy the image to it, using
2164 its mask. Copy the temporary pixmap to the display. */
2165 Screen
*screen
= FRAME_X_SCREEN (s
->f
);
2166 int depth
= DefaultDepthOfScreen (screen
);
2168 /* Create a pixmap as large as the glyph string. */
2169 pixmap
= XCreatePixmap (s
->display
, s
->window
,
2170 s
->background_width
,
2173 /* Don't clip in the following because we're working on the
2175 XSetClipMask (s
->display
, s
->gc
, None
);
2177 /* Fill the pixmap with the background color/stipple. */
2180 /* Fill background with a stipple pattern. */
2181 XSetFillStyle (s
->display
, s
->gc
, FillOpaqueStippled
);
2182 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2183 0, 0, s
->background_width
, s
->height
);
2184 XSetFillStyle (s
->display
, s
->gc
, FillSolid
);
2189 XGetGCValues (s
->display
, s
->gc
, GCForeground
| GCBackground
,
2191 XSetForeground (s
->display
, s
->gc
, xgcv
.background
);
2192 XFillRectangle (s
->display
, pixmap
, s
->gc
,
2193 0, 0, s
->background_width
, s
->height
);
2194 XSetForeground (s
->display
, s
->gc
, xgcv
.foreground
);
2199 x_draw_glyph_string_bg_rect (s
, x
, y
, s
->background_width
, height
);
2201 s
->background_filled_p
= 1;
2204 /* Draw the foreground. */
2207 w32_draw_image_foreground_1 (s
, pixmap
);
2208 x_set_glyph_string_clipping (s
);
2210 HDC compat_hdc
= CreateCompatibleDC (s
->hdc
);
2211 HBRUSH fg_brush
= CreateSolidBrush (s
->gc
->foreground
);
2212 HBRUSH orig_brush
= SelectObject (s
->hdc
, fg_brush
);
2213 HGDIOBJ orig_obj
= SelectObject (compat_hdc
, pixmap
);
2215 SetTextColor (s
->hdc
, s
->gc
->foreground
);
2216 SetBkColor (s
->hdc
, s
->gc
->background
);
2217 BitBlt (s
->hdc
, s
->x
, s
->y
, s
->background_width
, s
->height
,
2218 compat_hdc
, 0, 0, SRCCOPY
);
2220 SelectObject (s
->hdc
, orig_brush
);
2221 DeleteObject (fg_brush
);
2222 SelectObject (compat_hdc
, orig_obj
);
2223 DeleteDC (compat_hdc
);
2225 DeleteObject (pixmap
);
2229 x_draw_image_foreground (s
);
2231 /* If we must draw a relief around the image, do it. */
2233 || s
->hl
== DRAW_IMAGE_RAISED
2234 || s
->hl
== DRAW_IMAGE_SUNKEN
)
2235 x_draw_image_relief (s
);
2239 /* Draw stretch glyph string S. */
2242 x_draw_stretch_glyph_string (struct glyph_string
*s
)
2244 eassert (s
->first_glyph
->type
== STRETCH_GLYPH
);
2246 if (s
->hl
== DRAW_CURSOR
2247 && !x_stretch_cursor_p
)
2249 /* If `x-stretch-cursor' is nil, don't draw a block cursor as
2250 wide as the stretch glyph. */
2251 int width
, background_width
= s
->background_width
;
2254 if (!s
->row
->reversed_p
)
2256 int left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2260 background_width
-= left_x
- x
;
2266 /* In R2L rows, draw the cursor on the right edge of the
2268 int right_x
= window_box_right_offset (s
->w
, TEXT_AREA
);
2270 if (x
+ background_width
> right_x
)
2271 background_width
-= x
- right_x
;
2272 x
+= background_width
;
2274 width
= min (FRAME_COLUMN_WIDTH (s
->f
), background_width
);
2275 if (s
->row
->reversed_p
)
2279 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, width
, s
->height
);
2281 /* Clear rest using the GC of the original non-cursor face. */
2282 if (width
< background_width
)
2284 XGCValues
*gc
= s
->face
->gc
;
2286 int w
= background_width
- width
, h
= s
->height
;
2290 if (!s
->row
->reversed_p
)
2294 if (s
->row
->mouse_face_p
2295 && cursor_in_mouse_face_p (s
->w
))
2297 x_set_mouse_face_gc (s
);
2303 get_glyph_string_clip_rect (s
, &r
);
2304 w32_set_clip_rectangle (hdc
, &r
);
2306 #if 0 /* TODO: stipple */
2307 if (s
->face
->stipple
)
2309 /* Fill background with a stipple pattern. */
2310 XSetFillStyle (s
->display
, gc
, FillOpaqueStippled
);
2311 XFillRectangle (s
->display
, s
->window
, gc
, x
, y
, w
, h
);
2312 XSetFillStyle (s
->display
, gc
, FillSolid
);
2317 w32_fill_area (s
->f
, s
->hdc
, gc
->background
, x
, y
, w
, h
);
2321 else if (!s
->background_filled_p
)
2323 int background_width
= s
->background_width
;
2324 int x
= s
->x
, left_x
= window_box_left_offset (s
->w
, TEXT_AREA
);
2326 /* Don't draw into left margin, fringe or scrollbar area
2327 except for header line and mode line. */
2328 if (x
< left_x
&& !s
->row
->mode_line_p
)
2330 background_width
-= left_x
- x
;
2333 if (background_width
> 0)
2334 x_draw_glyph_string_bg_rect (s
, x
, s
->y
, background_width
, s
->height
);
2337 s
->background_filled_p
= 1;
2341 /* Draw glyph string S. */
2344 x_draw_glyph_string (struct glyph_string
*s
)
2346 int relief_drawn_p
= 0;
2348 /* If S draws into the background of its successor, draw the
2349 background of the successor first so that S can draw into it.
2350 This makes S->next use XDrawString instead of XDrawImageString. */
2351 if (s
->next
&& s
->right_overhang
&& !s
->for_overlaps
)
2354 struct glyph_string
*next
;
2355 for (width
= 0, next
= s
->next
;
2356 next
&& width
< s
->right_overhang
;
2357 width
+= next
->width
, next
= next
->next
)
2358 if (next
->first_glyph
->type
!= IMAGE_GLYPH
)
2360 x_set_glyph_string_gc (next
);
2361 x_set_glyph_string_clipping (next
);
2362 if (next
->first_glyph
->type
== STRETCH_GLYPH
)
2363 x_draw_stretch_glyph_string (next
);
2365 x_draw_glyph_string_background (next
, 1);
2366 next
->num_clips
= 0;
2370 /* Set up S->gc, set clipping and draw S. */
2371 x_set_glyph_string_gc (s
);
2373 /* Draw relief (if any) in advance for char/composition so that the
2374 glyph string can be drawn over it. */
2375 if (!s
->for_overlaps
2376 && s
->face
->box
!= FACE_NO_BOX
2377 && (s
->first_glyph
->type
== CHAR_GLYPH
2378 || s
->first_glyph
->type
== COMPOSITE_GLYPH
))
2381 x_set_glyph_string_clipping (s
);
2382 x_draw_glyph_string_background (s
, 1);
2383 x_draw_glyph_string_box (s
);
2384 x_set_glyph_string_clipping (s
);
2387 else if (!s
->clip_head
/* draw_glyphs didn't specify a clip mask. */
2389 && ((s
->prev
&& s
->prev
->hl
!= s
->hl
&& s
->left_overhang
)
2390 || (s
->next
&& s
->next
->hl
!= s
->hl
&& s
->right_overhang
)))
2391 /* We must clip just this glyph. left_overhang part has already
2392 drawn when s->prev was drawn, and right_overhang part will be
2393 drawn later when s->next is drawn. */
2394 x_set_glyph_string_clipping_exactly (s
, s
);
2396 x_set_glyph_string_clipping (s
);
2398 switch (s
->first_glyph
->type
)
2401 x_draw_image_glyph_string (s
);
2405 x_draw_stretch_glyph_string (s
);
2409 if (s
->for_overlaps
)
2410 s
->background_filled_p
= 1;
2412 x_draw_glyph_string_background (s
, 0);
2413 x_draw_glyph_string_foreground (s
);
2416 case COMPOSITE_GLYPH
:
2417 if (s
->for_overlaps
|| (s
->cmp_from
> 0
2418 && ! s
->first_glyph
->u
.cmp
.automatic
))
2419 s
->background_filled_p
= 1;
2421 x_draw_glyph_string_background (s
, 1);
2422 x_draw_composite_glyph_string_foreground (s
);
2425 case GLYPHLESS_GLYPH
:
2426 if (s
->for_overlaps
)
2427 s
->background_filled_p
= 1;
2429 x_draw_glyph_string_background (s
, 0);
2430 x_draw_glyphless_glyph_string_foreground (s
);
2437 if (!s
->for_overlaps
)
2439 /* Draw underline. */
2440 if (s
->face
->underline_p
)
2442 if (s
->face
->underline_type
== FACE_UNDER_WAVE
)
2446 if (s
->face
->underline_defaulted_p
)
2447 color
= s
->gc
->foreground
;
2449 color
= s
->face
->underline_color
;
2451 w32_draw_underwave (s
, color
);
2453 else if (s
->face
->underline_type
== FACE_UNDER_LINE
)
2455 unsigned long thickness
, position
;
2458 if (s
->prev
&& s
->prev
->face
->underline_p
)
2460 /* We use the same underline style as the previous one. */
2461 thickness
= s
->prev
->underline_thickness
;
2462 position
= s
->prev
->underline_position
;
2466 /* Get the underline thickness. Default is 1 pixel. */
2467 if (s
->font
&& s
->font
->underline_thickness
> 0)
2468 thickness
= s
->font
->underline_thickness
;
2471 if (x_underline_at_descent_line
)
2472 position
= (s
->height
- thickness
) - (s
->ybase
- s
->y
);
2475 /* Get the underline position. This is the recommended
2476 vertical offset in pixels from the baseline to the top of
2477 the underline. This is a signed value according to the
2478 specs, and its default is
2480 ROUND ((maximum_descent) / 2), with
2481 ROUND (x) = floor (x + 0.5) */
2483 if (x_use_underline_position_properties
2484 && s
->font
&& s
->font
->underline_position
>= 0)
2485 position
= s
->font
->underline_position
;
2487 position
= (s
->font
->descent
+ 1) / 2;
2489 position
= max (position
, underline_minimum_offset
);
2491 /* Check the sanity of thickness and position. We should
2492 avoid drawing underline out of the current line area. */
2493 if (s
->y
+ s
->height
<= s
->ybase
+ position
)
2494 position
= (s
->height
- 1) - (s
->ybase
- s
->y
);
2495 if (s
->y
+ s
->height
< s
->ybase
+ position
+ thickness
)
2496 thickness
= (s
->y
+ s
->height
) - (s
->ybase
+ position
);
2497 s
->underline_thickness
= thickness
;
2498 s
->underline_position
=position
;
2499 y
= s
->ybase
+ position
;
2500 if (s
->face
->underline_defaulted_p
)
2502 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2507 w32_fill_area (s
->f
, s
->hdc
, s
->face
->underline_color
, s
->x
,
2512 /* Draw overline. */
2513 if (s
->face
->overline_p
)
2515 unsigned long dy
= 0, h
= 1;
2517 if (s
->face
->overline_color_defaulted_p
)
2519 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
,
2520 s
->y
+ dy
, s
->width
, h
);
2524 w32_fill_area (s
->f
, s
->hdc
, s
->face
->overline_color
, s
->x
,
2525 s
->y
+ dy
, s
->width
, h
);
2529 /* Draw strike-through. */
2530 if (s
->face
->strike_through_p
2531 && !FONT_TEXTMETRIC (s
->font
).tmStruckOut
)
2533 unsigned long h
= 1;
2534 unsigned long dy
= (s
->height
- h
) / 2;
2536 if (s
->face
->strike_through_color_defaulted_p
)
2538 w32_fill_area (s
->f
, s
->hdc
, s
->gc
->foreground
, s
->x
, s
->y
+ dy
,
2543 w32_fill_area (s
->f
, s
->hdc
, s
->face
->strike_through_color
, s
->x
,
2544 s
->y
+ dy
, s
->width
, h
);
2548 /* Draw relief if not yet drawn. */
2549 if (!relief_drawn_p
&& s
->face
->box
!= FACE_NO_BOX
)
2550 x_draw_glyph_string_box (s
);
2554 struct glyph_string
*prev
;
2556 for (prev
= s
->prev
; prev
; prev
= prev
->prev
)
2557 if (prev
->hl
!= s
->hl
2558 && prev
->x
+ prev
->width
+ prev
->right_overhang
> s
->x
)
2560 /* As prev was drawn while clipped to its own area, we
2561 must draw the right_overhang part using s->hl now. */
2562 enum draw_glyphs_face save
= prev
->hl
;
2565 x_set_glyph_string_gc (prev
);
2566 x_set_glyph_string_clipping_exactly (s
, prev
);
2567 if (prev
->first_glyph
->type
== CHAR_GLYPH
)
2568 x_draw_glyph_string_foreground (prev
);
2570 x_draw_composite_glyph_string_foreground (prev
);
2571 w32_set_clip_rectangle (prev
->hdc
, NULL
);
2573 prev
->num_clips
= 0;
2579 struct glyph_string
*next
;
2581 for (next
= s
->next
; next
; next
= next
->next
)
2582 if (next
->hl
!= s
->hl
2583 && next
->x
- next
->left_overhang
< s
->x
+ s
->width
)
2585 /* As next will be drawn while clipped to its own area,
2586 we must draw the left_overhang part using s->hl now. */
2587 enum draw_glyphs_face save
= next
->hl
;
2590 x_set_glyph_string_gc (next
);
2591 x_set_glyph_string_clipping_exactly (s
, next
);
2592 if (next
->first_glyph
->type
== CHAR_GLYPH
)
2593 x_draw_glyph_string_foreground (next
);
2595 x_draw_composite_glyph_string_foreground (next
);
2596 w32_set_clip_rectangle (next
->hdc
, NULL
);
2598 next
->num_clips
= 0;
2599 next
->clip_head
= s
->next
;
2604 /* Reset clipping. */
2605 w32_set_clip_rectangle (s
->hdc
, NULL
);
2610 /* Shift display to make room for inserted glyphs. */
2613 w32_shift_glyphs_for_insert (struct frame
*f
, int x
, int y
,
2614 int width
, int height
, int shift_by
)
2618 hdc
= get_frame_dc (f
);
2619 BitBlt (hdc
, x
+ shift_by
, y
, width
, height
,
2620 hdc
, x
, y
, SRCCOPY
);
2622 release_frame_dc (f
, hdc
);
2626 /* Delete N glyphs at the nominal cursor position. Not implemented
2630 x_delete_glyphs (struct frame
*f
, register int n
)
2632 if (! FRAME_W32_P (f
))
2639 /* Clear entire frame. */
2642 x_clear_frame (struct frame
*f
)
2644 if (! FRAME_W32_P (f
))
2647 /* Clearing the frame will erase any cursor, so mark them all as no
2649 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f
)));
2650 output_cursor
.hpos
= output_cursor
.vpos
= 0;
2651 output_cursor
.x
= -1;
2653 /* We don't set the output cursor here because there will always
2654 follow an explicit cursor_to. */
2657 w32_clear_window (f
);
2659 /* We have to clear the scroll bars, too. If we have changed
2660 colors or something like that, then they should be notified. */
2661 x_scroll_bar_clear (f
);
2667 /* Make audible bell. */
2670 w32_ring_bell (struct frame
*f
)
2674 if (FRAME_W32_P (f
) && visible_bell
)
2677 HWND hwnd
= FRAME_W32_WINDOW (f
);
2679 for (i
= 0; i
< 5; i
++)
2681 FlashWindow (hwnd
, TRUE
);
2684 FlashWindow (hwnd
, FALSE
);
2687 w32_sys_ring_bell (f
);
2693 /* Specify how many text lines, from the top of the window,
2694 should be affected by insert-lines and delete-lines operations.
2695 This, and those operations, are used only within an update
2696 that is bounded by calls to x_update_begin and x_update_end. */
2699 w32_set_terminal_window (struct frame
*f
, int n
)
2701 /* This function intentionally left blank. */
2705 /***********************************************************************
2707 ***********************************************************************/
2709 /* Perform an insert-lines or delete-lines operation, inserting N
2710 lines or deleting -N lines at vertical position VPOS. */
2713 x_ins_del_lines (struct frame
*f
, int vpos
, int n
)
2715 if (! FRAME_W32_P (f
))
2722 /* Scroll part of the display as described by RUN. */
2725 x_scroll_run (struct window
*w
, struct run
*run
)
2727 struct frame
*f
= XFRAME (w
->frame
);
2728 int x
, y
, width
, height
, from_y
, to_y
, bottom_y
;
2729 HWND hwnd
= FRAME_W32_WINDOW (f
);
2732 /* Get frame-relative bounding box of the text display area of W,
2733 without mode lines. Include in this box the left and right
2735 window_box (w
, -1, &x
, &y
, &width
, &height
);
2737 /* If the fringe is adjacent to the left (right) scroll bar of a
2738 leftmost (rightmost, respectively) window, then extend its
2739 background to the gap between the fringe and the bar. */
2740 if ((WINDOW_LEFTMOST_P (w
)
2741 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
2742 || (WINDOW_RIGHTMOST_P (w
)
2743 && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
)))
2745 int sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
2749 int bar_area_x
= WINDOW_SCROLL_BAR_AREA_X (w
);
2750 int bar_area_width
= (WINDOW_CONFIG_SCROLL_BAR_COLS (w
)
2751 * FRAME_COLUMN_WIDTH (f
));
2753 if (bar_area_x
+ bar_area_width
== x
)
2755 x
= bar_area_x
+ sb_width
;
2756 width
+= bar_area_width
- sb_width
;
2758 else if (x
+ width
== bar_area_x
)
2759 width
+= bar_area_width
- sb_width
;
2763 from_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->current_y
);
2764 to_y
= WINDOW_TO_FRAME_PIXEL_Y (w
, run
->desired_y
);
2765 bottom_y
= y
+ height
;
2769 /* Scrolling up. Make sure we don't copy part of the mode
2770 line at the bottom. */
2771 if (from_y
+ run
->height
> bottom_y
)
2772 height
= bottom_y
- from_y
;
2774 height
= run
->height
;
2775 expect_dirty
= CreateRectRgn (x
, y
+ height
, x
+ width
, bottom_y
);
2779 /* Scrolling down. Make sure we don't copy over the mode line.
2781 if (to_y
+ run
->height
> bottom_y
)
2782 height
= bottom_y
- to_y
;
2784 height
= run
->height
;
2785 expect_dirty
= CreateRectRgn (x
, y
, x
+ width
, to_y
);
2790 /* Cursor off. Will be switched on again in x_update_window_end. */
2797 HRGN dirty
= CreateRectRgn (0, 0, 0, 0);
2798 HRGN combined
= CreateRectRgn (0, 0, 0, 0);
2800 from
.left
= to
.left
= x
;
2801 from
.right
= to
.right
= x
+ width
;
2803 from
.bottom
= from_y
+ height
;
2805 to
.bottom
= bottom_y
;
2807 ScrollWindowEx (hwnd
, 0, to_y
- from_y
, &from
, &to
, dirty
,
2808 NULL
, SW_INVALIDATE
);
2810 /* Combine this with what we expect to be dirty. This covers the
2811 case where not all of the region we expect is actually dirty. */
2812 CombineRgn (combined
, dirty
, expect_dirty
, RGN_OR
);
2814 /* If the dirty region is not what we expected, redraw the entire frame. */
2815 if (!EqualRgn (combined
, expect_dirty
))
2816 SET_FRAME_GARBAGED (f
);
2818 DeleteObject (dirty
);
2819 DeleteObject (combined
);
2823 DeleteObject (expect_dirty
);
2828 /***********************************************************************
2830 ***********************************************************************/
2833 frame_highlight (struct frame
*f
)
2835 x_update_cursor (f
, 1);
2836 x_set_frame_alpha (f
);
2840 frame_unhighlight (struct frame
*f
)
2842 x_update_cursor (f
, 1);
2843 x_set_frame_alpha (f
);
2846 /* The focus has changed. Update the frames as necessary to reflect
2847 the new situation. Note that we can't change the selected frame
2848 here, because the Lisp code we are interrupting might become confused.
2849 Each event gets marked with the frame in which it occurred, so the
2850 Lisp code can tell when the switch took place by examining the events. */
2853 x_new_focus_frame (struct w32_display_info
*dpyinfo
, struct frame
*frame
)
2855 struct frame
*old_focus
= dpyinfo
->w32_focus_frame
;
2857 if (frame
!= dpyinfo
->w32_focus_frame
)
2859 /* Set this before calling other routines, so that they see
2860 the correct value of w32_focus_frame. */
2861 dpyinfo
->w32_focus_frame
= frame
;
2863 if (old_focus
&& old_focus
->auto_lower
)
2864 x_lower_frame (old_focus
);
2866 if (dpyinfo
->w32_focus_frame
&& dpyinfo
->w32_focus_frame
->auto_raise
)
2867 pending_autoraise_frame
= dpyinfo
->w32_focus_frame
;
2869 pending_autoraise_frame
= 0;
2872 x_frame_rehighlight (dpyinfo
);
2876 /* Handle FocusIn and FocusOut state changes for FRAME.
2877 If FRAME has focus and there exists more than one frame, puts
2878 a FOCUS_IN_EVENT into *BUFP. */
2881 x_focus_changed (int type
, int state
, struct w32_display_info
*dpyinfo
,
2882 struct frame
*frame
, struct input_event
*bufp
)
2884 if (type
== WM_SETFOCUS
)
2886 if (dpyinfo
->w32_focus_event_frame
!= frame
)
2888 x_new_focus_frame (dpyinfo
, frame
);
2889 dpyinfo
->w32_focus_event_frame
= frame
;
2891 /* Don't stop displaying the initial startup message
2892 for a switch-frame event we don't need. */
2893 if (NILP (Vterminal_frame
)
2894 && CONSP (Vframe_list
)
2895 && !NILP (XCDR (Vframe_list
)))
2897 bufp
->kind
= FOCUS_IN_EVENT
;
2898 XSETFRAME (bufp
->frame_or_window
, frame
);
2902 frame
->output_data
.x
->focus_state
|= state
;
2904 /* TODO: IME focus? */
2906 else if (type
== WM_KILLFOCUS
)
2908 frame
->output_data
.x
->focus_state
&= ~state
;
2910 if (dpyinfo
->w32_focus_event_frame
== frame
)
2912 dpyinfo
->w32_focus_event_frame
= 0;
2913 x_new_focus_frame (dpyinfo
, 0);
2916 /* TODO: IME focus? */
2921 /* The focus may have changed. Figure out if it is a real focus change,
2922 by checking both FocusIn/Out and Enter/LeaveNotify events.
2924 Returns FOCUS_IN_EVENT event in *BUFP. */
2927 w32_detect_focus_change (struct w32_display_info
*dpyinfo
, W32Msg
*event
,
2928 struct input_event
*bufp
)
2930 struct frame
*frame
;
2932 frame
= x_any_window_to_frame (dpyinfo
, event
->msg
.hwnd
);
2936 /* On w32, this is only called from focus events, so no switch needed. */
2937 x_focus_changed (event
->msg
.message
,
2938 (event
->msg
.message
== WM_KILLFOCUS
?
2939 FOCUS_IMPLICIT
: FOCUS_EXPLICIT
),
2940 dpyinfo
, frame
, bufp
);
2944 /* Handle an event saying the mouse has moved out of an Emacs frame. */
2947 x_mouse_leave (struct w32_display_info
*dpyinfo
)
2949 x_new_focus_frame (dpyinfo
, dpyinfo
->w32_focus_event_frame
);
2952 /* The focus has changed, or we have redirected a frame's focus to
2953 another frame (this happens when a frame uses a surrogate
2954 mini-buffer frame). Shift the highlight as appropriate.
2956 The FRAME argument doesn't necessarily have anything to do with which
2957 frame is being highlighted or un-highlighted; we only use it to find
2958 the appropriate X display info. */
2961 w32_frame_rehighlight (struct frame
*frame
)
2963 if (! FRAME_W32_P (frame
))
2965 x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame
));
2969 x_frame_rehighlight (struct w32_display_info
*dpyinfo
)
2971 struct frame
*old_highlight
= dpyinfo
->x_highlight_frame
;
2973 if (dpyinfo
->w32_focus_frame
)
2975 dpyinfo
->x_highlight_frame
2976 = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
)))
2977 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo
->w32_focus_frame
))
2978 : dpyinfo
->w32_focus_frame
);
2979 if (! FRAME_LIVE_P (dpyinfo
->x_highlight_frame
))
2981 fset_focus_frame (dpyinfo
->w32_focus_frame
, Qnil
);
2982 dpyinfo
->x_highlight_frame
= dpyinfo
->w32_focus_frame
;
2986 dpyinfo
->x_highlight_frame
= 0;
2988 if (dpyinfo
->x_highlight_frame
!= old_highlight
)
2991 frame_unhighlight (old_highlight
);
2992 if (dpyinfo
->x_highlight_frame
)
2993 frame_highlight (dpyinfo
->x_highlight_frame
);
2997 /* Keyboard processing - modifier keys, etc. */
2999 /* Convert a keysym to its name. */
3002 x_get_keysym_name (int keysym
)
3004 /* Make static so we can always return it */
3005 static char value
[100];
3008 GetKeyNameText (keysym
, value
, 100);
3015 codepage_for_locale (LCID locale
)
3019 if (GetLocaleInfo (locale
, LOCALE_IDEFAULTANSICODEPAGE
, cp
, 20) > 0)
3026 /* Mouse clicks and mouse movement. Rah. */
3028 /* Parse a button MESSAGE. The button index is returned in PBUTTON, and
3029 the state in PUP. XBUTTON provides extra information for extended mouse
3030 button messages. Returns FALSE if unable to parse the message. */
3032 parse_button (int message
, int xbutton
, int * pbutton
, int * pup
)
3039 case WM_LBUTTONDOWN
:
3047 case WM_MBUTTONDOWN
:
3048 if (NILP (Vw32_swap_mouse_buttons
))
3055 if (NILP (Vw32_swap_mouse_buttons
))
3061 case WM_RBUTTONDOWN
:
3062 if (NILP (Vw32_swap_mouse_buttons
))
3069 if (NILP (Vw32_swap_mouse_buttons
))
3075 case WM_XBUTTONDOWN
:
3076 button
= xbutton
+ 2;
3080 button
= xbutton
+ 2;
3088 if (pbutton
) *pbutton
= button
;
3094 /* Prepare a mouse-event in *RESULT for placement in the input queue.
3096 If the event is a button press, then note that we have grabbed
3100 construct_mouse_click (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3105 parse_button (msg
->msg
.message
, HIWORD (msg
->msg
.wParam
),
3108 /* Make the event type NO_EVENT; we'll change that when we decide
3110 result
->kind
= MOUSE_CLICK_EVENT
;
3111 result
->code
= button
;
3112 result
->timestamp
= msg
->msg
.time
;
3113 result
->modifiers
= (msg
->dwModifiers
3118 XSETINT (result
->x
, LOWORD (msg
->msg
.lParam
));
3119 XSETINT (result
->y
, HIWORD (msg
->msg
.lParam
));
3120 XSETFRAME (result
->frame_or_window
, f
);
3126 construct_mouse_wheel (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3131 result
->kind
= msg
->msg
.message
== WM_MOUSEHWHEEL
? HORIZ_WHEEL_EVENT
3134 result
->timestamp
= msg
->msg
.time
;
3136 /* A WHEEL_DELTA positive value indicates that the wheel was rotated
3137 forward, away from the user (up); a negative value indicates that
3138 the wheel was rotated backward, toward the user (down). */
3139 delta
= GET_WHEEL_DELTA_WPARAM (msg
->msg
.wParam
);
3141 /* The up and down modifiers indicate if the wheel was rotated up or
3142 down based on WHEEL_DELTA value. */
3143 result
->modifiers
= (msg
->dwModifiers
3144 | ((delta
< 0 ) ? down_modifier
: up_modifier
));
3146 /* With multiple monitors, we can legitimately get negative
3147 coordinates, so cast to short to interpret them correctly. */
3148 p
.x
= (short) LOWORD (msg
->msg
.lParam
);
3149 p
.y
= (short) HIWORD (msg
->msg
.lParam
);
3150 ScreenToClient (msg
->msg
.hwnd
, &p
);
3151 XSETINT (result
->x
, p
.x
);
3152 XSETINT (result
->y
, p
.y
);
3153 XSETFRAME (result
->frame_or_window
, f
);
3159 construct_drag_n_drop (struct input_event
*result
, W32Msg
*msg
, struct frame
*f
)
3169 result
->kind
= DRAG_N_DROP_EVENT
;
3171 result
->timestamp
= msg
->msg
.time
;
3172 result
->modifiers
= msg
->dwModifiers
;
3174 hdrop
= (HDROP
) msg
->msg
.wParam
;
3175 DragQueryPoint (hdrop
, &p
);
3178 p
.x
= LOWORD (msg
->msg
.lParam
);
3179 p
.y
= HIWORD (msg
->msg
.lParam
);
3180 ScreenToClient (msg
->msg
.hwnd
, &p
);
3183 XSETINT (result
->x
, p
.x
);
3184 XSETINT (result
->y
, p
.y
);
3186 num_files
= DragQueryFile (hdrop
, 0xFFFFFFFF, NULL
, 0);
3189 for (i
= 0; i
< num_files
; i
++)
3191 len
= DragQueryFile (hdrop
, i
, NULL
, 0);
3194 name
= alloca (len
+ 1);
3195 DragQueryFile (hdrop
, i
, name
, len
+ 1);
3196 files
= Fcons (DECODE_FILE (build_string (name
)), files
);
3201 XSETFRAME (frame
, f
);
3202 result
->frame_or_window
= frame
;
3203 result
->arg
= files
;
3208 lispy_file_action (DWORD action
)
3210 static char unknown_fmt
[] = "unknown-action(%d)";
3215 case FILE_ACTION_ADDED
:
3218 case FILE_ACTION_REMOVED
:
3221 case FILE_ACTION_MODIFIED
:
3224 case FILE_ACTION_RENAMED_OLD_NAME
:
3225 retval
= Qrenamed_from
;
3227 case FILE_ACTION_RENAMED_NEW_NAME
:
3228 retval
= Qrenamed_to
;
3232 char buf
[sizeof(unknown_fmt
) - 1 + INT_STRLEN_BOUND (DWORD
)];
3234 sprintf (buf
, unknown_fmt
, action
);
3235 retval
= intern (buf
);
3243 /* Put file notifications into the Emacs input event queue. This
3244 function runs when the WM_EMACS_FILENOTIFY message arrives from a
3247 queue_notifications (struct input_event
*event
, W32Msg
*msg
, struct frame
*f
,
3250 BYTE
*p
= file_notifications
;
3251 FILE_NOTIFY_INFORMATION
*fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3252 const DWORD min_size
3253 = offsetof (FILE_NOTIFY_INFORMATION
, FileName
) + sizeof(wchar_t);
3256 /* We cannot process notification before Emacs is fully initialized,
3257 since we need the UTF-16LE coding-system to be set up. */
3260 notification_buffer_in_use
= 0;
3264 XSETFRAME (frame
, f
);
3267 if (notification_buffer_in_use
)
3269 DWORD info_size
= notifications_size
;
3271 /* notifications_size could be zero when the buffer of
3272 notifications overflowed on the OS level, or when the
3273 directory being watched was itself deleted. Do nothing in
3277 while (info_size
>= min_size
)
3279 Lisp_Object utf_16_fn
3280 = make_unibyte_string ((char *)fni
->FileName
,
3281 fni
->FileNameLength
);
3282 /* Note: mule-conf is preloaded, so utf-16le must
3283 already be defined at this point. */
3285 = code_convert_string_norecord (utf_16_fn
,
3286 intern ("utf-16le"), 0);
3287 Lisp_Object action
= lispy_file_action (fni
->Action
);
3290 obj
= get_watch_object (make_number (notifications_desc
));
3291 if (!NILP (obj
) && CONSP (obj
))
3293 event
->kind
= FILE_NOTIFY_EVENT
;
3294 event
->code
= (ptrdiff_t)notifications_desc
;
3295 event
->timestamp
= msg
->msg
.time
;
3296 event
->modifiers
= 0;
3297 event
->frame_or_window
= XCDR (obj
);
3298 event
->arg
= Fcons (action
, fname
);
3299 kbd_buffer_store_event (event
);
3303 if (!fni
->NextEntryOffset
)
3305 p
+= fni
->NextEntryOffset
;
3306 fni
= (PFILE_NOTIFY_INFORMATION
)p
;
3307 info_size
-= fni
->NextEntryOffset
;
3310 notification_buffer_in_use
= 0;
3313 DebPrint (("We were promised notifications, but in-use flag is zero!\n"));
3316 /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */
3317 event
->kind
= NO_EVENT
;
3321 /* Function to report a mouse movement to the mainstream Emacs code.
3322 The input handler calls this.
3324 We have received a mouse movement event, which is given in *event.
3325 If the mouse is over a different glyph than it was last time, tell
3326 the mainstream emacs code by setting mouse_moved. If not, ask for
3327 another motion event, so we can check again the next time it moves. */
3329 static MSG last_mouse_motion_event
;
3330 static Lisp_Object last_mouse_motion_frame
;
3333 note_mouse_movement (FRAME_PTR frame
, MSG
*msg
)
3335 int mouse_x
= LOWORD (msg
->lParam
);
3336 int mouse_y
= HIWORD (msg
->lParam
);
3338 last_mouse_movement_time
= msg
->time
;
3339 memcpy (&last_mouse_motion_event
, msg
, sizeof (last_mouse_motion_event
));
3340 XSETFRAME (last_mouse_motion_frame
, frame
);
3342 if (!FRAME_X_OUTPUT (frame
))
3345 if (msg
->hwnd
!= FRAME_W32_WINDOW (frame
))
3347 frame
->mouse_moved
= 1;
3348 last_mouse_scroll_bar
= Qnil
;
3349 note_mouse_highlight (frame
, -1, -1);
3350 last_mouse_glyph_frame
= 0;
3354 /* Has the mouse moved off the glyph it was on at the last sighting? */
3355 if (frame
!= last_mouse_glyph_frame
3356 || mouse_x
< last_mouse_glyph
.left
3357 || mouse_x
>= last_mouse_glyph
.right
3358 || mouse_y
< last_mouse_glyph
.top
3359 || mouse_y
>= last_mouse_glyph
.bottom
)
3361 frame
->mouse_moved
= 1;
3362 last_mouse_scroll_bar
= Qnil
;
3363 note_mouse_highlight (frame
, mouse_x
, mouse_y
);
3364 /* Remember the mouse position here, as w32_mouse_position only
3365 gets called when mouse tracking is enabled but we also need
3366 to keep track of the mouse for help_echo and highlighting at
3368 remember_mouse_glyph (frame
, mouse_x
, mouse_y
, &last_mouse_glyph
);
3369 last_mouse_glyph_frame
= frame
;
3377 /************************************************************************
3379 ************************************************************************/
3381 static struct scroll_bar
*x_window_to_scroll_bar (Window
);
3382 static void x_scroll_bar_report_motion (FRAME_PTR
*, Lisp_Object
*,
3383 enum scroll_bar_part
*,
3384 Lisp_Object
*, Lisp_Object
*,
3386 static void x_check_fullscreen (struct frame
*);
3389 redo_mouse_highlight (void)
3391 if (!NILP (last_mouse_motion_frame
)
3392 && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame
)))
3393 note_mouse_highlight (XFRAME (last_mouse_motion_frame
),
3394 LOWORD (last_mouse_motion_event
.lParam
),
3395 HIWORD (last_mouse_motion_event
.lParam
));
3399 w32_define_cursor (Window window
, Cursor cursor
)
3401 PostMessage (window
, WM_EMACS_SETCURSOR
, (WPARAM
) cursor
, 0);
3403 /* Return the current position of the mouse.
3404 *fp should be a frame which indicates which display to ask about.
3406 If the mouse movement started in a scroll bar, set *fp, *bar_window,
3407 and *part to the frame, window, and scroll bar part that the mouse
3408 is over. Set *x and *y to the portion and whole of the mouse's
3409 position on the scroll bar.
3411 If the mouse movement started elsewhere, set *fp to the frame the
3412 mouse is on, *bar_window to nil, and *x and *y to the character cell
3415 Set *time to the server time-stamp for the time at which the mouse
3416 was at this position.
3418 Don't store anything if we don't have a valid set of values to report.
3420 This clears the mouse_moved flag, so we can wait for the next mouse
3424 w32_mouse_position (FRAME_PTR
*fp
, int insist
, Lisp_Object
*bar_window
,
3425 enum scroll_bar_part
*part
, Lisp_Object
*x
, Lisp_Object
*y
,
3426 unsigned long *time
)
3432 if (! NILP (last_mouse_scroll_bar
) && insist
== 0)
3433 x_scroll_bar_report_motion (fp
, bar_window
, part
, x
, y
, time
);
3438 Lisp_Object frame
, tail
;
3440 /* Clear the mouse-moved flag for every frame on this display. */
3441 FOR_EACH_FRAME (tail
, frame
)
3442 XFRAME (frame
)->mouse_moved
= 0;
3444 last_mouse_scroll_bar
= Qnil
;
3448 /* Now we have a position on the root; find the innermost window
3449 containing the pointer. */
3451 if (FRAME_W32_DISPLAY_INFO (*fp
)->grabbed
&& last_mouse_frame
3452 && FRAME_LIVE_P (last_mouse_frame
))
3454 /* If mouse was grabbed on a frame, give coords for that frame
3455 even if the mouse is now outside it. */
3456 f1
= last_mouse_frame
;
3460 /* Is window under mouse one of our frames? */
3461 f1
= x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp
),
3462 WindowFromPoint (pt
));
3465 /* If not, is it one of our scroll bars? */
3468 struct scroll_bar
*bar
3469 = x_window_to_scroll_bar (WindowFromPoint (pt
));
3473 f1
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3477 if (f1
== 0 && insist
> 0)
3478 f1
= SELECTED_FRAME ();
3482 /* Ok, we found a frame. Store all the values.
3483 last_mouse_glyph is a rectangle used to reduce the
3484 generation of mouse events. To not miss any motion
3485 events, we must divide the frame into rectangles of the
3486 size of the smallest character that could be displayed
3487 on it, i.e. into the same rectangles that matrices on
3488 the frame are divided into. */
3490 ScreenToClient (FRAME_W32_WINDOW (f1
), &pt
);
3491 remember_mouse_glyph (f1
, pt
.x
, pt
.y
, &last_mouse_glyph
);
3492 last_mouse_glyph_frame
= f1
;
3499 *time
= last_mouse_movement_time
;
3508 /***********************************************************************
3510 ***********************************************************************/
3512 /* Handle mouse button event on the tool-bar of frame F, at
3513 frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress
3514 or ButtonRelease. */
3517 w32_handle_tool_bar_click (struct frame
*f
, struct input_event
*button_event
)
3519 int x
= XFASTINT (button_event
->x
);
3520 int y
= XFASTINT (button_event
->y
);
3522 if (button_event
->modifiers
& down_modifier
)
3523 handle_tool_bar_click (f
, x
, y
, 1, 0);
3525 handle_tool_bar_click (f
, x
, y
, 0,
3526 button_event
->modifiers
& ~up_modifier
);
3531 /***********************************************************************
3533 ***********************************************************************/
3535 /* Scroll bar support. */
3537 /* Given a window ID, find the struct scroll_bar which manages it.
3538 This can be called in GC, so we have to make sure to strip off mark
3541 static struct scroll_bar
*
3542 x_window_to_scroll_bar (Window window_id
)
3546 for (tail
= Vframe_list
; CONSP (tail
); tail
= XCDR (tail
))
3548 Lisp_Object frame
, bar
, condemned
;
3550 frame
= XCAR (tail
);
3551 /* All elements of Vframe_list should be frames. */
3552 if (! FRAMEP (frame
))
3555 /* Scan this frame's scroll bar list for a scroll bar with the
3557 condemned
= FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame
));
3558 for (bar
= FRAME_SCROLL_BARS (XFRAME (frame
));
3559 /* This trick allows us to search both the ordinary and
3560 condemned scroll bar lists with one loop. */
3561 ! NILP (bar
) || (bar
= condemned
,
3564 bar
= XSCROLL_BAR (bar
)->next
)
3565 if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
)) == window_id
)
3566 return XSCROLL_BAR (bar
);
3574 /* Set the thumb size and position of scroll bar BAR. We are currently
3575 displaying PORTION out of a whole WHOLE, and our position POSITION. */
3578 w32_set_scroll_bar_thumb (struct scroll_bar
*bar
,
3579 int portion
, int position
, int whole
)
3581 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
3582 /* We use the whole scroll-bar height in the calculations below, to
3583 avoid strange effects like scrolling backwards when just clicking
3584 on the handle (without moving it). */
3585 double range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
))
3586 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3587 int sb_page
, sb_pos
;
3588 BOOL draggingp
= !NILP (bar
->dragging
) ? TRUE
: FALSE
;
3591 /* We used to change the nPage setting while dragging the handle,
3592 but that had very strange effects (such as scrolling backwards
3593 while dragging downwards).
3595 Now, we don't change the nPage setting while dragging unless we
3596 get near to the end of the buffer, in which case we often have to
3597 resize the handle to "go all the way". */
3603 si
.cbSize
= sizeof (si
);
3604 si
.fMask
= SIF_POS
| SIF_PAGE
;
3605 GetScrollInfo (w
, SB_CTL
, &si
);
3606 near_bottom_p
= si
.nPos
+ si
.nPage
>= range
;
3614 /* Position scroll bar at rock bottom if the bottom of the
3615 buffer is visible. This avoids shrinking the thumb away
3616 to nothing if it is held at the bottom of the buffer. */
3617 if (position
+ portion
>= whole
&& !draggingp
)
3619 sb_page
= range
* (whole
- position
) / whole
;
3624 sb_pos
= position
* range
/ whole
;
3625 sb_page
= (min (portion
, (whole
- position
)) * range
) / whole
;
3634 sb_page
= max (sb_page
, VERTICAL_SCROLL_BAR_MIN_HANDLE
);
3638 si
.cbSize
= sizeof (si
);
3639 si
.fMask
= SIF_PAGE
| SIF_POS
;
3643 SetScrollInfo (w
, SB_CTL
, &si
, TRUE
);
3649 /************************************************************************
3650 Scroll bars, general
3651 ************************************************************************/
3654 my_create_scrollbar (struct frame
* f
, struct scroll_bar
* bar
)
3656 return (HWND
) SendMessage (FRAME_W32_WINDOW (f
),
3657 WM_EMACS_CREATESCROLLBAR
, (WPARAM
) f
,
3661 /*#define ATTACH_THREADS*/
3664 my_show_window (FRAME_PTR f
, HWND hwnd
, int how
)
3666 #ifndef ATTACH_THREADS
3667 return SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SHOWWINDOW
,
3668 (WPARAM
) hwnd
, (LPARAM
) how
);
3670 return ShowWindow (hwnd
, how
);
3675 my_set_window_pos (HWND hwnd
, HWND hwndAfter
,
3676 int x
, int y
, int cx
, int cy
, UINT flags
)
3678 #ifndef ATTACH_THREADS
3680 pos
.hwndInsertAfter
= hwndAfter
;
3686 SendMessage (hwnd
, WM_EMACS_SETWINDOWPOS
, (WPARAM
) &pos
, 0);
3688 SetWindowPos (hwnd
, hwndAfter
, x
, y
, cx
, cy
, flags
);
3694 my_set_focus (struct frame
* f
, HWND hwnd
)
3696 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_SETFOCUS
,
3702 my_set_foreground_window (HWND hwnd
)
3704 SendMessage (hwnd
, WM_EMACS_SETFOREGROUND
, (WPARAM
) hwnd
, 0);
3709 my_destroy_window (struct frame
* f
, HWND hwnd
)
3711 SendMessage (FRAME_W32_WINDOW (f
), WM_EMACS_DESTROYWINDOW
,
3716 my_bring_window_to_top (HWND hwnd
)
3718 SendMessage (hwnd
, WM_EMACS_BRINGTOTOP
, (WPARAM
) hwnd
, 0);
3721 /* Create a scroll bar and return the scroll bar vector for it. W is
3722 the Emacs window on which to create the scroll bar. TOP, LEFT,
3723 WIDTH and HEIGHT are the pixel coordinates and dimensions of the
3726 static struct scroll_bar
*
3727 x_scroll_bar_create (struct window
*w
, int top
, int left
, int width
, int height
)
3729 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
3732 struct scroll_bar
*bar
3733 = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE
), Qnil
));
3738 XSETWINDOW (bar
->window
, w
);
3739 XSETINT (bar
->top
, top
);
3740 XSETINT (bar
->left
, left
);
3741 XSETINT (bar
->width
, width
);
3742 XSETINT (bar
->height
, height
);
3743 XSETINT (bar
->start
, 0);
3744 XSETINT (bar
->end
, 0);
3745 bar
->dragging
= Qnil
;
3746 bar
->fringe_extended_p
= Qnil
;
3748 /* Requires geometry to be set before call to create the real window */
3750 hwnd
= my_create_scrollbar (f
, bar
);
3752 si
.cbSize
= sizeof (si
);
3755 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3756 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3760 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3762 SET_SCROLL_BAR_W32_WINDOW (bar
, hwnd
);
3764 /* Add bar to its frame's list of scroll bars. */
3765 bar
->next
= FRAME_SCROLL_BARS (f
);
3767 XSETVECTOR (barobj
, bar
);
3768 fset_scroll_bars (f
, barobj
);
3769 if (! NILP (bar
->next
))
3770 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
3778 /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to
3782 x_scroll_bar_remove (struct scroll_bar
*bar
)
3784 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
3788 /* Destroy the window. */
3789 my_destroy_window (f
, SCROLL_BAR_W32_WINDOW (bar
));
3791 /* Dissociate this scroll bar from its window. */
3792 wset_vertical_scroll_bar (XWINDOW (bar
->window
), Qnil
);
3797 /* Set the handle of the vertical scroll bar for WINDOW to indicate
3798 that we are displaying PORTION characters out of a total of WHOLE
3799 characters, starting at POSITION. If WINDOW has no scroll bar,
3802 w32_set_vertical_scroll_bar (struct window
*w
,
3803 int portion
, int whole
, int position
)
3805 struct frame
*f
= XFRAME (w
->frame
);
3807 struct scroll_bar
*bar
;
3808 int top
, height
, left
, sb_left
, width
, sb_width
;
3809 int window_y
, window_height
;
3810 int fringe_extended_p
;
3812 /* Get window dimensions. */
3813 window_box (w
, -1, 0, &window_y
, 0, &window_height
);
3815 width
= WINDOW_CONFIG_SCROLL_BAR_COLS (w
) * FRAME_COLUMN_WIDTH (f
);
3816 height
= window_height
;
3818 /* Compute the left edge of the scroll bar area. */
3819 left
= WINDOW_SCROLL_BAR_AREA_X (w
);
3821 /* Compute the width of the scroll bar which might be less than
3822 the width of the area reserved for the scroll bar. */
3823 if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
) > 0)
3824 sb_width
= WINDOW_CONFIG_SCROLL_BAR_WIDTH (w
);
3828 /* Compute the left edge of the scroll bar. */
3829 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w
))
3830 sb_left
= left
+ (WINDOW_RIGHTMOST_P (w
) ? width
- sb_width
: 0);
3832 sb_left
= left
+ (WINDOW_LEFTMOST_P (w
) ? 0 : width
- sb_width
);
3834 if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w
))
3835 fringe_extended_p
= (WINDOW_LEFTMOST_P (w
)
3836 && WINDOW_LEFT_FRINGE_WIDTH (w
)
3837 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3838 || WINDOW_LEFT_MARGIN_COLS (w
) == 0));
3840 fringe_extended_p
= (WINDOW_RIGHTMOST_P (w
)
3841 && WINDOW_RIGHT_FRINGE_WIDTH (w
)
3842 && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w
)
3843 || WINDOW_RIGHT_MARGIN_COLS (w
) == 0));
3845 /* Does the scroll bar exist yet? */
3846 if (NILP (w
->vertical_scroll_bar
))
3850 if (width
> 0 && height
> 0)
3852 hdc
= get_frame_dc (f
);
3853 if (fringe_extended_p
)
3854 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3856 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3857 release_frame_dc (f
, hdc
);
3861 bar
= x_scroll_bar_create (w
, top
, sb_left
, sb_width
, height
);
3865 /* It may just need to be moved and resized. */
3868 bar
= XSCROLL_BAR (w
->vertical_scroll_bar
);
3869 hwnd
= SCROLL_BAR_W32_WINDOW (bar
);
3871 /* If already correctly positioned, do nothing. */
3872 if ( XINT (bar
->left
) == sb_left
3873 && XINT (bar
->top
) == top
3874 && XINT (bar
->width
) == sb_width
3875 && XINT (bar
->height
) == height
3876 && !NILP (bar
->fringe_extended_p
) == fringe_extended_p
)
3878 /* Redraw after clear_frame. */
3879 if (!my_show_window (f
, hwnd
, SW_NORMAL
))
3880 InvalidateRect (hwnd
, NULL
, FALSE
);
3888 if (width
&& height
)
3890 hdc
= get_frame_dc (f
);
3891 /* Since Windows scroll bars are smaller than the space reserved
3892 for them on the frame, we have to clear "under" them. */
3893 if (fringe_extended_p
)
3894 w32_clear_area (f
, hdc
, sb_left
, top
, sb_width
, height
);
3896 w32_clear_area (f
, hdc
, left
, top
, width
, height
);
3897 release_frame_dc (f
, hdc
);
3899 /* Make sure scroll bar is "visible" before moving, to ensure the
3900 area of the parent window now exposed will be refreshed. */
3901 my_show_window (f
, hwnd
, SW_HIDE
);
3902 MoveWindow (hwnd
, sb_left
+ VERTICAL_SCROLL_BAR_WIDTH_TRIM
,
3903 top
, sb_width
- VERTICAL_SCROLL_BAR_WIDTH_TRIM
* 2,
3904 max (height
, 1), TRUE
);
3906 si
.cbSize
= sizeof (si
);
3907 si
.fMask
= SIF_RANGE
;
3909 si
.nMax
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, height
)
3910 + VERTICAL_SCROLL_BAR_MIN_HANDLE
;
3912 SetScrollInfo (hwnd
, SB_CTL
, &si
, FALSE
);
3914 my_show_window (f
, hwnd
, SW_NORMAL
);
3915 /* InvalidateRect (w, NULL, FALSE); */
3917 /* Remember new settings. */
3918 XSETINT (bar
->left
, sb_left
);
3919 XSETINT (bar
->top
, top
);
3920 XSETINT (bar
->width
, sb_width
);
3921 XSETINT (bar
->height
, height
);
3926 bar
->fringe_extended_p
= fringe_extended_p
? Qt
: Qnil
;
3928 w32_set_scroll_bar_thumb (bar
, portion
, position
, whole
);
3929 XSETVECTOR (barobj
, bar
);
3930 wset_vertical_scroll_bar (w
, barobj
);
3934 /* The following three hooks are used when we're doing a thorough
3935 redisplay of the frame. We don't explicitly know which scroll bars
3936 are going to be deleted, because keeping track of when windows go
3937 away is a real pain - "Can you say set-window-configuration, boys
3938 and girls?" Instead, we just assert at the beginning of redisplay
3939 that *all* scroll bars are to be removed, and then save a scroll bar
3940 from the fiery pit when we actually redisplay its window. */
3942 /* Arrange for all scroll bars on FRAME to be removed at the next call
3943 to `*judge_scroll_bars_hook'. A scroll bar may be spared if
3944 `*redeem_scroll_bar_hook' is applied to its window before the judgment. */
3947 w32_condemn_scroll_bars (FRAME_PTR frame
)
3949 /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */
3950 while (! NILP (FRAME_SCROLL_BARS (frame
)))
3953 bar
= FRAME_SCROLL_BARS (frame
);
3954 fset_scroll_bars (frame
, XSCROLL_BAR (bar
)->next
);
3955 XSCROLL_BAR (bar
)->next
= FRAME_CONDEMNED_SCROLL_BARS (frame
);
3956 XSCROLL_BAR (bar
)->prev
= Qnil
;
3957 if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame
)))
3958 XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame
))->prev
= bar
;
3959 fset_condemned_scroll_bars (frame
, bar
);
3964 /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle.
3965 Note that WINDOW isn't necessarily condemned at all. */
3968 w32_redeem_scroll_bar (struct window
*window
)
3970 struct scroll_bar
*bar
;
3974 /* We can't redeem this window's scroll bar if it doesn't have one. */
3975 if (NILP (window
->vertical_scroll_bar
))
3978 bar
= XSCROLL_BAR (window
->vertical_scroll_bar
);
3980 /* Unlink it from the condemned list. */
3981 f
= XFRAME (WINDOW_FRAME (window
));
3982 if (NILP (bar
->prev
))
3984 /* If the prev pointer is nil, it must be the first in one of
3986 if (EQ (FRAME_SCROLL_BARS (f
), window
->vertical_scroll_bar
))
3987 /* It's not condemned. Everything's fine. */
3989 else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f
),
3990 window
->vertical_scroll_bar
))
3991 fset_condemned_scroll_bars (f
, bar
->next
);
3993 /* If its prev pointer is nil, it must be at the front of
3994 one or the other! */
3998 XSCROLL_BAR (bar
->prev
)->next
= bar
->next
;
4000 if (! NILP (bar
->next
))
4001 XSCROLL_BAR (bar
->next
)->prev
= bar
->prev
;
4003 bar
->next
= FRAME_SCROLL_BARS (f
);
4005 XSETVECTOR (barobj
, bar
);
4006 fset_scroll_bars (f
, barobj
);
4007 if (! NILP (bar
->next
))
4008 XSETVECTOR (XSCROLL_BAR (bar
->next
)->prev
, bar
);
4011 /* Remove all scroll bars on FRAME that haven't been saved since the
4012 last call to `*condemn_scroll_bars_hook'. */
4015 w32_judge_scroll_bars (FRAME_PTR f
)
4017 Lisp_Object bar
, next
;
4019 bar
= FRAME_CONDEMNED_SCROLL_BARS (f
);
4021 /* Clear out the condemned list now so we won't try to process any
4022 more events on the hapless scroll bars. */
4023 fset_condemned_scroll_bars (f
, Qnil
);
4025 for (; ! NILP (bar
); bar
= next
)
4027 struct scroll_bar
*b
= XSCROLL_BAR (bar
);
4029 x_scroll_bar_remove (b
);
4032 b
->next
= b
->prev
= Qnil
;
4035 /* Now there should be no references to the condemned scroll bars,
4036 and they should get garbage-collected. */
4039 /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind
4040 is set to something other than NO_EVENT, it is enqueued.
4042 This may be called from a signal handler, so we have to ignore GC
4046 w32_scroll_bar_handle_click (struct scroll_bar
*bar
, W32Msg
*msg
,
4047 struct input_event
*emacs_event
)
4049 if (! WINDOWP (bar
->window
))
4052 emacs_event
->kind
= SCROLL_BAR_CLICK_EVENT
;
4053 emacs_event
->code
= 0;
4054 /* not really meaningful to distinguish up/down */
4055 emacs_event
->modifiers
= msg
->dwModifiers
;
4056 emacs_event
->frame_or_window
= bar
->window
;
4057 emacs_event
->arg
= Qnil
;
4058 emacs_event
->timestamp
= msg
->msg
.time
;
4061 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4063 int dragging
= !NILP (bar
->dragging
);
4066 si
.cbSize
= sizeof (si
);
4069 GetScrollInfo ((HWND
) msg
->msg
.lParam
, SB_CTL
, &si
);
4072 bar
->dragging
= Qnil
;
4075 last_mouse_scroll_bar_pos
= msg
->msg
.wParam
;
4077 switch (LOWORD (msg
->msg
.wParam
))
4080 emacs_event
->part
= scroll_bar_down_arrow
;
4083 emacs_event
->part
= scroll_bar_up_arrow
;
4086 emacs_event
->part
= scroll_bar_above_handle
;
4089 emacs_event
->part
= scroll_bar_below_handle
;
4092 emacs_event
->part
= scroll_bar_handle
;
4096 emacs_event
->part
= scroll_bar_handle
;
4100 case SB_THUMBPOSITION
:
4101 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4102 y
= HIWORD (msg
->msg
.wParam
);
4104 emacs_event
->part
= scroll_bar_handle
;
4106 /* "Silently" update current position. */
4110 si
.cbSize
= sizeof (si
);
4113 /* Remember apparent position (we actually lag behind the real
4114 position, so don't set that directly). */
4115 last_scroll_bar_drag_pos
= y
;
4117 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, FALSE
);
4121 /* If this is the end of a drag sequence, then reset the scroll
4122 handle size to normal and do a final redraw. Otherwise do
4127 int start
= XINT (bar
->start
);
4128 int end
= XINT (bar
->end
);
4130 si
.cbSize
= sizeof (si
);
4131 si
.fMask
= SIF_PAGE
| SIF_POS
;
4132 si
.nPage
= end
- start
+ VERTICAL_SCROLL_BAR_MIN_HANDLE
;
4133 si
.nPos
= last_scroll_bar_drag_pos
;
4134 SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar
), SB_CTL
, &si
, TRUE
);
4138 emacs_event
->kind
= NO_EVENT
;
4142 XSETINT (emacs_event
->x
, y
);
4143 XSETINT (emacs_event
->y
, top_range
);
4149 /* Return information to the user about the current position of the mouse
4150 on the scroll bar. */
4153 x_scroll_bar_report_motion (FRAME_PTR
*fp
, Lisp_Object
*bar_window
,
4154 enum scroll_bar_part
*part
,
4155 Lisp_Object
*x
, Lisp_Object
*y
,
4156 unsigned long *time
)
4158 struct scroll_bar
*bar
= XSCROLL_BAR (last_mouse_scroll_bar
);
4159 Window w
= SCROLL_BAR_W32_WINDOW (bar
);
4160 FRAME_PTR f
= XFRAME (WINDOW_FRAME (XWINDOW (bar
->window
)));
4162 int top_range
= VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
));
4168 *bar_window
= bar
->window
;
4170 si
.cbSize
= sizeof (si
);
4171 si
.fMask
= SIF_POS
| SIF_PAGE
| SIF_RANGE
;
4173 GetScrollInfo (w
, SB_CTL
, &si
);
4175 top_range
= si
.nMax
- si
.nPage
+ 1;
4177 switch (LOWORD (last_mouse_scroll_bar_pos
))
4179 case SB_THUMBPOSITION
:
4181 *part
= scroll_bar_handle
;
4182 if (VERTICAL_SCROLL_BAR_TOP_RANGE (f
, XINT (bar
->height
)) <= 0xffff)
4183 pos
= HIWORD (last_mouse_scroll_bar_pos
);
4186 *part
= scroll_bar_handle
;
4190 *part
= scroll_bar_handle
;
4195 XSETINT (*y
, top_range
);
4198 last_mouse_scroll_bar
= Qnil
;
4200 *time
= last_mouse_movement_time
;
4206 /* The screen has been cleared so we may have changed foreground or
4207 background colors, and the scroll bars may need to be redrawn.
4208 Clear out the scroll bars, and ask for expose events, so we can
4212 x_scroll_bar_clear (FRAME_PTR f
)
4216 /* We can have scroll bars even if this is 0,
4217 if we just turned off scroll bar mode.
4218 But in that case we should not clear them. */
4219 if (FRAME_HAS_VERTICAL_SCROLL_BARS (f
))
4220 for (bar
= FRAME_SCROLL_BARS (f
); VECTORP (bar
);
4221 bar
= XSCROLL_BAR (bar
)->next
)
4223 HWND window
= SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar
));
4224 HDC hdc
= GetDC (window
);
4227 /* Hide scroll bar until ready to repaint. x_scroll_bar_move
4228 arranges to refresh the scroll bar if hidden. */
4229 my_show_window (f
, window
, SW_HIDE
);
4231 GetClientRect (window
, &rect
);
4232 select_palette (f
, hdc
);
4233 w32_clear_rect (f
, hdc
, &rect
);
4234 deselect_palette (f
, hdc
);
4236 ReleaseDC (window
, hdc
);
4241 /* The main W32 event-reading loop - w32_read_socket. */
4243 /* Record the last 100 characters stored
4244 to help debug the loss-of-chars-during-GC problem. */
4246 static int temp_index
;
4247 static short temp_buffer
[100];
4249 /* Temporarily store lead byte of DBCS input sequences. */
4250 static char dbcs_lead
= 0;
4252 /* Read events coming from the W32 shell.
4253 This routine is called by the SIGIO handler.
4254 We return as soon as there are no more events to be read.
4256 We return the number of characters stored into the buffer,
4257 thus pretending to be `read'.
4259 Some of these messages are reposted back to the message queue since the
4260 system calls the windows proc directly in a context where we cannot return
4261 the data nor can we guarantee the state we are in. So if we dispatch them
4262 we will get into an infinite loop. To prevent this from ever happening we
4263 will set a variable to indicate we are in the read_socket call and indicate
4264 which message we are processing since the windows proc gets called
4265 recursively with different messages by the system.
4269 w32_read_socket (struct terminal
*terminal
,
4270 struct input_event
*hold_quit
)
4273 int check_visibility
= 0;
4276 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
4277 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
4281 /* So people can tell when we have read the available input. */
4282 input_signal_count
++;
4284 /* TODO: ghostscript integration. */
4285 while (get_next_msg (&msg
, FALSE
))
4287 struct input_event inev
;
4291 inev
.kind
= NO_EVENT
;
4294 switch (msg
.msg
.message
)
4296 case WM_EMACS_PAINT
:
4297 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4301 if (msg
.rect
.right
== msg
.rect
.left
||
4302 msg
.rect
.bottom
== msg
.rect
.top
)
4304 /* We may get paint messages even though the client
4305 area is clipped - these are not expose events. */
4306 DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f
,
4309 else if (f
->async_visible
!= 1)
4311 /* Definitely not obscured, so mark as visible. */
4312 f
->async_visible
= 1;
4313 f
->async_iconified
= 0;
4314 SET_FRAME_GARBAGED (f
);
4315 DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f
,
4318 /* WM_PAINT serves as MapNotify as well, so report
4319 visibility changes properly. */
4322 inev
.kind
= DEICONIFY_EVENT
;
4323 XSETFRAME (inev
.frame_or_window
, f
);
4325 else if (! NILP (Vframe_list
)
4326 && ! NILP (XCDR (Vframe_list
)))
4327 /* Force a redisplay sooner or later to update the
4328 frame titles in case this is the second frame. */
4329 record_asynch_buffer_change ();
4333 HDC hdc
= get_frame_dc (f
);
4335 /* Erase background again for safety. */
4336 w32_clear_rect (f
, hdc
, &msg
.rect
);
4337 release_frame_dc (f
, hdc
);
4341 msg
.rect
.right
- msg
.rect
.left
,
4342 msg
.rect
.bottom
- msg
.rect
.top
);
4347 case WM_INPUTLANGCHANGE
:
4348 /* Generate a language change event. */
4349 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4351 /* lParam contains the input language ID in its low 16 bits.
4352 Use it to update our record of the keyboard codepage. */
4353 w32_keyboard_codepage
= codepage_for_locale ((LCID
)(msg
.msg
.lParam
4358 inev
.kind
= LANGUAGE_CHANGE_EVENT
;
4359 XSETFRAME (inev
.frame_or_window
, f
);
4360 inev
.code
= w32_keyboard_codepage
;
4361 inev
.modifiers
= msg
.msg
.lParam
& 0xffff;
4367 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4369 if (f
&& !f
->iconified
)
4371 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4372 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4374 clear_mouse_face (hlinfo
);
4375 hlinfo
->mouse_face_hidden
= 1;
4378 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4380 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4381 inev
.kind
= NON_ASCII_KEYSTROKE_EVENT
;
4382 inev
.code
= msg
.msg
.wParam
;
4383 inev
.modifiers
= msg
.dwModifiers
;
4384 XSETFRAME (inev
.frame_or_window
, f
);
4385 inev
.timestamp
= msg
.msg
.time
;
4392 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4394 if (f
&& !f
->iconified
)
4396 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4397 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4399 clear_mouse_face (hlinfo
);
4400 hlinfo
->mouse_face_hidden
= 1;
4403 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4405 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4407 inev
.modifiers
= msg
.dwModifiers
;
4408 XSETFRAME (inev
.frame_or_window
, f
);
4409 inev
.timestamp
= msg
.msg
.time
;
4411 if (msg
.msg
.message
== WM_UNICHAR
)
4413 inev
.code
= msg
.msg
.wParam
;
4415 else if (msg
.msg
.wParam
< 256)
4420 dbcs
[1] = (char) msg
.msg
.wParam
;
4424 dbcs
[0] = dbcs_lead
;
4426 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4430 DebPrint (("Invalid DBCS sequence: %d %d\n",
4432 inev
.kind
= NO_EVENT
;
4436 else if (IsDBCSLeadByteEx (w32_keyboard_codepage
,
4437 (BYTE
) msg
.msg
.wParam
))
4439 dbcs_lead
= (char) msg
.msg
.wParam
;
4440 inev
.kind
= NO_EVENT
;
4445 if (!MultiByteToWideChar (w32_keyboard_codepage
, 0,
4446 &dbcs
[1], 1, &code
, 1))
4448 /* What to do with garbage? */
4449 DebPrint (("Invalid character: %d\n", dbcs
[1]));
4450 inev
.kind
= NO_EVENT
;
4458 /* Windows shouldn't generate WM_CHAR events above 0xFF
4459 in non-Unicode message handlers. */
4460 DebPrint (("Non-byte WM_CHAR: %d\n", msg
.msg
.wParam
));
4461 inev
.kind
= NO_EVENT
;
4464 inev
.kind
= inev
.code
< 128 ? ASCII_KEYSTROKE_EVENT
4465 : MULTIBYTE_CHAR_KEYSTROKE_EVENT
;
4470 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4472 if (f
&& !f
->iconified
)
4474 if (!hlinfo
->mouse_face_hidden
&& INTEGERP (Vmouse_highlight
)
4475 && !EQ (f
->tool_bar_window
, hlinfo
->mouse_face_window
))
4477 clear_mouse_face (hlinfo
);
4478 hlinfo
->mouse_face_hidden
= 1;
4481 if (temp_index
== sizeof temp_buffer
/ sizeof (short))
4483 temp_buffer
[temp_index
++] = msg
.msg
.wParam
;
4484 inev
.kind
= MULTIMEDIA_KEY_EVENT
;
4485 inev
.code
= GET_APPCOMMAND_LPARAM (msg
.msg
.lParam
);
4486 inev
.modifiers
= msg
.dwModifiers
;
4487 XSETFRAME (inev
.frame_or_window
, f
);
4488 inev
.timestamp
= msg
.msg
.time
;
4493 /* Ignore non-movement. */
4495 int x
= LOWORD (msg
.msg
.lParam
);
4496 int y
= HIWORD (msg
.msg
.lParam
);
4497 if (x
== last_mousemove_x
&& y
== last_mousemove_y
)
4499 last_mousemove_x
= x
;
4500 last_mousemove_y
= y
;
4503 previous_help_echo_string
= help_echo_string
;
4504 help_echo_string
= Qnil
;
4506 if (dpyinfo
->grabbed
&& last_mouse_frame
4507 && FRAME_LIVE_P (last_mouse_frame
))
4508 f
= last_mouse_frame
;
4510 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4512 if (hlinfo
->mouse_face_hidden
)
4514 hlinfo
->mouse_face_hidden
= 0;
4515 clear_mouse_face (hlinfo
);
4520 /* Generate SELECT_WINDOW_EVENTs when needed. */
4521 if (!NILP (Vmouse_autoselect_window
))
4524 int x
= LOWORD (msg
.msg
.lParam
);
4525 int y
= HIWORD (msg
.msg
.lParam
);
4527 window
= window_from_coordinates (f
, x
, y
, 0, 0);
4529 /* Window will be selected only when it is not
4530 selected now and last mouse movement event was
4531 not in it. Minibuffer window will be selected
4532 only when it is active. */
4533 if (WINDOWP (window
)
4534 && !EQ (window
, last_window
)
4535 && !EQ (window
, selected_window
)
4536 /* For click-to-focus window managers
4537 create event iff we don't leave the
4539 && (focus_follows_mouse
4540 || (EQ (XWINDOW (window
)->frame
,
4541 XWINDOW (selected_window
)->frame
))))
4543 inev
.kind
= SELECT_WINDOW_EVENT
;
4544 inev
.frame_or_window
= window
;
4547 last_window
= window
;
4549 if (!note_mouse_movement (f
, &msg
.msg
))
4550 help_echo_string
= previous_help_echo_string
;
4554 /* If we move outside the frame, then we're
4555 certainly no longer on any text in the frame. */
4556 clear_mouse_face (hlinfo
);
4559 /* If the contents of the global variable help_echo_string
4560 has changed, generate a HELP_EVENT. */
4561 #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE.
4562 But it was originally changed to this to fix a bug, so I have
4563 not removed it completely in case the bug is still there. */
4564 if (help_echo_string
!= previous_help_echo_string
||
4565 (!NILP (help_echo_string
) && !STRINGP (help_echo_string
) && f
->mouse_moved
))
4566 #else /* This is what xterm.c does. */
4567 if (!NILP (help_echo_string
)
4568 || !NILP (previous_help_echo_string
))
4573 case WM_LBUTTONDOWN
:
4575 case WM_MBUTTONDOWN
:
4577 case WM_RBUTTONDOWN
:
4579 case WM_XBUTTONDOWN
:
4582 /* If we decide we want to generate an event to be seen
4583 by the rest of Emacs, we put it here. */
4588 if (dpyinfo
->grabbed
&& last_mouse_frame
4589 && FRAME_LIVE_P (last_mouse_frame
))
4590 f
= last_mouse_frame
;
4592 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4596 construct_mouse_click (&inev
, &msg
, f
);
4598 /* Is this in the tool-bar? */
4599 if (WINDOWP (f
->tool_bar_window
)
4600 && WINDOW_TOTAL_LINES (XWINDOW (f
->tool_bar_window
)))
4603 int x
= XFASTINT (inev
.x
);
4604 int y
= XFASTINT (inev
.y
);
4606 window
= window_from_coordinates (f
, x
, y
, 0, 1);
4608 if (EQ (window
, f
->tool_bar_window
))
4610 w32_handle_tool_bar_click (f
, &inev
);
4616 || (dpyinfo
->w32_focus_frame
4617 && f
!= dpyinfo
->w32_focus_frame
))
4618 inev
.kind
= NO_EVENT
;
4621 parse_button (msg
.msg
.message
, HIWORD (msg
.msg
.wParam
),
4626 dpyinfo
->grabbed
&= ~ (1 << button
);
4630 dpyinfo
->grabbed
|= (1 << button
);
4631 last_mouse_frame
= f
;
4632 /* Ignore any mouse motion that happened
4633 before this event; any subsequent mouse-movement
4634 Emacs events should reflect only motion after
4640 last_tool_bar_item
= -1;
4646 case WM_MOUSEHWHEEL
:
4648 if (dpyinfo
->grabbed
&& last_mouse_frame
4649 && FRAME_LIVE_P (last_mouse_frame
))
4650 f
= last_mouse_frame
;
4652 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4657 if (!dpyinfo
->w32_focus_frame
4658 || f
== dpyinfo
->w32_focus_frame
)
4660 /* Emit an Emacs wheel-up/down event. */
4661 construct_mouse_wheel (&inev
, &msg
, f
);
4663 /* Ignore any mouse motion that happened before this
4664 event; any subsequent mouse-movement Emacs events
4665 should reflect only motion after the
4669 last_mouse_frame
= f
;
4670 last_tool_bar_item
= -1;
4675 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4678 construct_drag_n_drop (&inev
, &msg
, f
);
4683 struct scroll_bar
*bar
=
4684 x_window_to_scroll_bar ((HWND
)msg
.msg
.lParam
);
4687 w32_scroll_bar_handle_click (bar
, &msg
, &inev
);
4691 case WM_WINDOWPOSCHANGED
:
4692 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4695 if (f
->want_fullscreen
& FULLSCREEN_WAIT
)
4696 f
->want_fullscreen
&= ~(FULLSCREEN_WAIT
|FULLSCREEN_BOTH
);
4698 check_visibility
= 1;
4702 case WM_ACTIVATEAPP
:
4703 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4705 x_check_fullscreen (f
);
4706 check_visibility
= 1;
4710 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4712 if (f
&& !f
->async_iconified
)
4716 x_real_positions (f
, &x
, &y
);
4721 check_visibility
= 1;
4725 /* wParam non-zero means Window is about to be shown, 0 means
4726 about to be hidden. */
4727 /* Redo the mouse-highlight after the tooltip has gone. */
4728 if (!msg
.msg
.wParam
&& msg
.msg
.hwnd
== tip_window
)
4731 redo_mouse_highlight ();
4734 /* If window has been obscured or exposed by another window
4735 being maximized or minimized/restored, then recheck
4736 visibility of all frames. Direct changes to our own
4737 windows get handled by WM_SIZE. */
4739 if (msg
.msg
.lParam
!= 0)
4740 check_visibility
= 1;
4743 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4744 f
->async_visible
= msg
.msg
.wParam
;
4748 check_visibility
= 1;
4752 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4754 /* Inform lisp of whether frame has been iconified etc. */
4757 switch (msg
.msg
.wParam
)
4759 case SIZE_MINIMIZED
:
4760 f
->async_visible
= 0;
4761 f
->async_iconified
= 1;
4763 inev
.kind
= ICONIFY_EVENT
;
4764 XSETFRAME (inev
.frame_or_window
, f
);
4767 case SIZE_MAXIMIZED
:
4769 f
->async_visible
= 1;
4770 f
->async_iconified
= 0;
4772 /* wait_reading_process_output will notice this and update
4773 the frame's display structures. */
4774 SET_FRAME_GARBAGED (f
);
4780 /* Reset top and left positions of the Window
4781 here since Windows sends a WM_MOVE message
4782 BEFORE telling us the Window is minimized
4783 when the Window is iconified, with 3000,3000
4785 x_real_positions (f
, &x
, &y
);
4789 inev
.kind
= DEICONIFY_EVENT
;
4790 XSETFRAME (inev
.frame_or_window
, f
);
4792 else if (! NILP (Vframe_list
)
4793 && ! NILP (XCDR (Vframe_list
)))
4794 /* Force a redisplay sooner or later
4795 to update the frame titles
4796 in case this is the second frame. */
4797 record_asynch_buffer_change ();
4802 if (f
&& !f
->async_iconified
&& msg
.msg
.wParam
!= SIZE_MINIMIZED
)
4810 GetClientRect (msg
.msg
.hwnd
, &rect
);
4812 height
= rect
.bottom
- rect
.top
;
4813 width
= rect
.right
- rect
.left
;
4815 rows
= FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f
, height
);
4816 columns
= FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f
, width
);
4818 /* TODO: Clip size to the screen dimensions. */
4820 /* Even if the number of character rows and columns has
4821 not changed, the font size may have changed, so we need
4822 to check the pixel dimensions as well. */
4824 if (columns
!= FRAME_COLS (f
)
4825 || rows
!= FRAME_LINES (f
)
4826 || width
!= FRAME_PIXEL_WIDTH (f
)
4827 || height
!= FRAME_PIXEL_HEIGHT (f
))
4829 change_frame_size (f
, rows
, columns
, 0, 1, 0);
4830 SET_FRAME_GARBAGED (f
);
4831 cancel_mouse_face (f
);
4832 FRAME_PIXEL_WIDTH (f
) = width
;
4833 FRAME_PIXEL_HEIGHT (f
) = height
;
4834 f
->win_gravity
= NorthWestGravity
;
4838 check_visibility
= 1;
4842 f
= x_any_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4845 if (f
== hlinfo
->mouse_face_mouse_frame
)
4847 /* If we move outside the frame, then we're
4848 certainly no longer on any text in the frame. */
4849 clear_mouse_face (hlinfo
);
4850 hlinfo
->mouse_face_mouse_frame
= 0;
4853 /* Generate a nil HELP_EVENT to cancel a help-echo.
4854 Do it only if there's something to cancel.
4855 Otherwise, the startup message is cleared when
4856 the mouse leaves the frame. */
4857 if (any_help_event_p
)
4863 w32_detect_focus_change (dpyinfo
, &msg
, &inev
);
4865 dpyinfo
->grabbed
= 0;
4866 check_visibility
= 1;
4870 f
= x_top_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4874 if (f
== dpyinfo
->w32_focus_event_frame
)
4875 dpyinfo
->w32_focus_event_frame
= 0;
4877 if (f
== dpyinfo
->w32_focus_frame
)
4878 x_new_focus_frame (dpyinfo
, 0);
4880 if (f
== hlinfo
->mouse_face_mouse_frame
)
4882 /* If we move outside the frame, then we're
4883 certainly no longer on any text in the frame. */
4884 clear_mouse_face (hlinfo
);
4885 hlinfo
->mouse_face_mouse_frame
= 0;
4888 /* Generate a nil HELP_EVENT to cancel a help-echo.
4889 Do it only if there's something to cancel.
4890 Otherwise, the startup message is cleared when
4891 the mouse leaves the frame. */
4892 if (any_help_event_p
)
4896 dpyinfo
->grabbed
= 0;
4897 check_visibility
= 1;
4901 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4905 inev
.kind
= DELETE_WINDOW_EVENT
;
4906 XSETFRAME (inev
.frame_or_window
, f
);
4911 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4915 inev
.kind
= MENU_BAR_ACTIVATE_EVENT
;
4916 XSETFRAME (inev
.frame_or_window
, f
);
4921 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4925 extern void menubar_selection_callback
4926 (FRAME_PTR f
, void * client_data
);
4927 menubar_selection_callback (f
, (void *)msg
.msg
.wParam
);
4930 check_visibility
= 1;
4933 case WM_DISPLAYCHANGE
:
4934 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4938 dpyinfo
->n_cbits
= msg
.msg
.wParam
;
4939 DebPrint (("display change: %d %d\n",
4940 (short) LOWORD (msg
.msg
.lParam
),
4941 (short) HIWORD (msg
.msg
.lParam
)));
4944 check_visibility
= 1;
4947 case WM_EMACS_FILENOTIFY
:
4948 DebPrint (("w32_read_socket: File notification arrived\n"));
4949 f
= x_window_to_frame (dpyinfo
, msg
.msg
.hwnd
);
4951 queue_notifications (&inev
, &msg
, f
, &count
);
4955 /* Check for messages registered at runtime. */
4956 if (msg
.msg
.message
== msh_mousewheel
)
4958 /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */
4959 msg
.msg
.message
= WM_MOUSEWHEEL
;
4965 if (inev
.kind
!= NO_EVENT
)
4967 kbd_buffer_store_event_hold (&inev
, hold_quit
);
4972 && !(hold_quit
&& hold_quit
->kind
!= NO_EVENT
))
4977 XSETFRAME (frame
, f
);
4983 if (NILP (help_echo_string
))
4985 help_echo_object
= help_echo_window
= Qnil
;
4989 any_help_event_p
= 1;
4990 gen_help_event (help_echo_string
, frame
, help_echo_window
,
4991 help_echo_object
, help_echo_pos
);
4995 help_echo_string
= Qnil
;
4996 gen_help_event (Qnil
, frame
, Qnil
, Qnil
, 0);
5002 /* If the focus was just given to an autoraising frame,
5004 /* ??? This ought to be able to handle more than one such frame. */
5005 if (pending_autoraise_frame
)
5007 x_raise_frame (pending_autoraise_frame
);
5008 pending_autoraise_frame
= 0;
5011 /* Check which frames are still visible, if we have enqueued any user
5012 events or been notified of events that may affect visibility. We
5013 do this here because there doesn't seem to be any direct
5014 notification from Windows that the visibility of a window has
5015 changed (at least, not in all cases). */
5016 if (count
> 0 || check_visibility
)
5018 Lisp_Object tail
, frame
;
5020 FOR_EACH_FRAME (tail
, frame
)
5022 FRAME_PTR f
= XFRAME (frame
);
5023 /* The tooltip has been drawn already. Avoid the
5024 SET_FRAME_GARBAGED below. */
5025 if (EQ (frame
, tip_frame
))
5028 /* Check "visible" frames and mark each as obscured or not.
5029 Note that async_visible is nonzero for unobscured and
5030 obscured frames, but zero for hidden and iconified frames. */
5031 if (FRAME_W32_P (f
) && f
->async_visible
)
5037 /* Query clipping rectangle for the entire window area
5038 (GetWindowDC), not just the client portion (GetDC).
5039 Otherwise, the scrollbars and menubar aren't counted as
5040 part of the visible area of the frame, and we may think
5041 the frame is obscured when really a scrollbar is still
5042 visible and gets WM_PAINT messages above. */
5043 hdc
= GetWindowDC (FRAME_W32_WINDOW (f
));
5044 GetClipBox (hdc
, &clipbox
);
5045 ReleaseDC (FRAME_W32_WINDOW (f
), hdc
);
5048 if (clipbox
.right
== clipbox
.left
5049 || clipbox
.bottom
== clipbox
.top
)
5051 /* Frame has become completely obscured so mark as
5052 such (we do this by setting async_visible to 2 so
5053 that FRAME_VISIBLE_P is still true, but redisplay
5055 f
->async_visible
= 2;
5057 if (!FRAME_OBSCURED_P (f
))
5059 DebPrint (("frame %p (%s) obscured\n", f
,
5065 /* Frame is not obscured, so mark it as such. */
5066 f
->async_visible
= 1;
5068 if (FRAME_OBSCURED_P (f
))
5070 SET_FRAME_GARBAGED (f
);
5071 DebPrint (("obscured frame %p (%s) found to be visible\n", f
,
5074 /* Force a redisplay sooner or later. */
5075 record_asynch_buffer_change ();
5088 /***********************************************************************
5090 ***********************************************************************/
5092 /* Set clipping for output in glyph row ROW. W is the window in which
5093 we operate. GC is the graphics context to set clipping in.
5095 ROW may be a text row or, e.g., a mode line. Text rows must be
5096 clipped to the interior of the window dedicated to text display,
5097 mode lines must be clipped to the whole window. */
5100 w32_clip_to_row (struct window
*w
, struct glyph_row
*row
, int area
, HDC hdc
)
5103 int window_x
, window_y
, window_width
;
5105 window_box (w
, area
, &window_x
, &window_y
, &window_width
, 0);
5107 clip_rect
.left
= window_x
;
5108 clip_rect
.top
= WINDOW_TO_FRAME_PIXEL_Y (w
, row
->y
);
5109 clip_rect
.top
= max (clip_rect
.top
, window_y
);
5110 clip_rect
.right
= clip_rect
.left
+ window_width
;
5111 clip_rect
.bottom
= clip_rect
.top
+ row
->visible_height
;
5113 w32_set_clip_rectangle (hdc
, &clip_rect
);
5117 /* Draw a hollow box cursor on window W in glyph row ROW. */
5120 x_draw_hollow_cursor (struct window
*w
, struct glyph_row
*row
)
5122 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5126 struct glyph
*cursor_glyph
;
5127 HBRUSH hb
= CreateSolidBrush (f
->output_data
.w32
->cursor_pixel
);
5129 /* Get the glyph the cursor is on. If we can't tell because
5130 the current matrix is invalid or such, give up. */
5131 cursor_glyph
= get_phys_cursor_glyph (w
);
5132 if (cursor_glyph
== NULL
)
5135 /* Compute frame-relative coordinates for phys cursor. */
5136 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &left
, &top
, &h
);
5139 rect
.bottom
= rect
.top
+ h
;
5140 rect
.right
= rect
.left
+ w
->phys_cursor_width
;
5142 hdc
= get_frame_dc (f
);
5143 /* Set clipping, draw the rectangle, and reset clipping again. */
5144 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5145 FrameRect (hdc
, &rect
, hb
);
5147 w32_set_clip_rectangle (hdc
, NULL
);
5148 release_frame_dc (f
, hdc
);
5152 /* Draw a bar cursor on window W in glyph row ROW.
5154 Implementation note: One would like to draw a bar cursor with an
5155 angle equal to the one given by the font property XA_ITALIC_ANGLE.
5156 Unfortunately, I didn't find a font yet that has this property set.
5160 x_draw_bar_cursor (struct window
*w
, struct glyph_row
*row
,
5161 int width
, enum text_cursor_kinds kind
)
5163 struct frame
*f
= XFRAME (w
->frame
);
5164 struct glyph
*cursor_glyph
;
5166 /* If cursor is out of bounds, don't draw garbage. This can happen
5167 in mini-buffer windows when switching between echo area glyphs
5169 cursor_glyph
= get_phys_cursor_glyph (w
);
5170 if (cursor_glyph
== NULL
)
5173 /* If on an image, draw like a normal cursor. That's usually better
5174 visible than drawing a bar, esp. if the image is large so that
5175 the bar might not be in the window. */
5176 if (cursor_glyph
->type
== IMAGE_GLYPH
)
5178 struct glyph_row
*row
;
5179 row
= MATRIX_ROW (w
->current_matrix
, w
->phys_cursor
.vpos
);
5180 draw_phys_cursor_glyph (w
, row
, DRAW_CURSOR
);
5184 COLORREF cursor_color
= f
->output_data
.w32
->cursor_pixel
;
5185 struct face
*face
= FACE_FROM_ID (f
, cursor_glyph
->face_id
);
5189 /* If the glyph's background equals the color we normally draw
5190 the bar cursor in, the bar cursor in its normal color is
5191 invisible. Use the glyph's foreground color instead in this
5192 case, on the assumption that the glyph's colors are chosen so
5193 that the glyph is legible. */
5194 if (face
->background
== cursor_color
)
5195 cursor_color
= face
->foreground
;
5197 x
= WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5199 hdc
= get_frame_dc (f
);
5200 w32_clip_to_row (w
, row
, TEXT_AREA
, hdc
);
5202 if (kind
== BAR_CURSOR
)
5205 width
= FRAME_CURSOR_WIDTH (f
);
5206 width
= min (cursor_glyph
->pixel_width
, width
);
5208 w
->phys_cursor_width
= width
;
5210 /* If the character under cursor is R2L, draw the bar cursor
5211 on the right of its glyph, rather than on the left. */
5212 if ((cursor_glyph
->resolved_level
& 1) != 0)
5213 x
+= cursor_glyph
->pixel_width
- width
;
5215 w32_fill_area (f
, hdc
, cursor_color
, x
,
5216 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
),
5217 width
, row
->height
);
5221 int dummy_x
, dummy_y
, dummy_h
;
5224 width
= row
->height
;
5226 width
= min (row
->height
, width
);
5228 get_phys_cursor_geometry (w
, row
, cursor_glyph
, &dummy_x
,
5229 &dummy_y
, &dummy_h
);
5230 w32_fill_area (f
, hdc
, cursor_color
, x
,
5231 WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
+
5232 row
->height
- width
),
5233 w
->phys_cursor_width
, width
);
5236 w32_set_clip_rectangle (hdc
, NULL
);
5237 release_frame_dc (f
, hdc
);
5242 /* RIF: Define cursor CURSOR on frame F. */
5245 w32_define_frame_cursor (struct frame
*f
, Cursor cursor
)
5247 w32_define_cursor (FRAME_W32_WINDOW (f
), cursor
);
5251 /* RIF: Clear area on frame F. */
5254 w32_clear_frame_area (struct frame
*f
, int x
, int y
, int width
, int height
)
5258 hdc
= get_frame_dc (f
);
5259 w32_clear_area (f
, hdc
, x
, y
, width
, height
);
5260 release_frame_dc (f
, hdc
);
5263 /* RIF: Draw or clear cursor on window W. */
5266 w32_draw_window_cursor (struct window
*w
, struct glyph_row
*glyph_row
,
5267 int x
, int y
, int cursor_type
, int cursor_width
,
5268 int on_p
, int active_p
)
5272 /* If the user wants to use the system caret, make sure our own
5273 cursor remains invisible. */
5274 if (w32_use_visible_system_caret
)
5276 /* Call to erase_phys_cursor here seems to use the
5277 wrong values of w->phys_cursor, as they have been
5278 overwritten before this function was called. */
5279 if (w
->phys_cursor_type
!= NO_CURSOR
)
5280 erase_phys_cursor (w
);
5282 cursor_type
= w
->phys_cursor_type
= NO_CURSOR
;
5283 w
->phys_cursor_width
= -1;
5287 w
->phys_cursor_type
= cursor_type
;
5290 w
->phys_cursor_on_p
= 1;
5292 /* If this is the active cursor, we need to track it with the
5293 system caret, so third party software like screen magnifiers
5294 and speech synthesizers can follow the cursor. */
5297 struct frame
*f
= XFRAME (WINDOW_FRAME (w
));
5298 HWND hwnd
= FRAME_W32_WINDOW (f
);
5301 = WINDOW_TEXT_TO_FRAME_PIXEL_X (w
, w
->phys_cursor
.x
);
5303 = (WINDOW_TO_FRAME_PIXEL_Y (w
, w
->phys_cursor
.y
)
5304 + glyph_row
->ascent
- w
->phys_cursor_ascent
);
5306 PostMessage (hwnd
, WM_IME_STARTCOMPOSITION
, 0, 0);
5308 /* If the size of the active cursor changed, destroy the old
5310 if (w32_system_caret_hwnd
5311 && (w32_system_caret_height
!= w
->phys_cursor_height
))
5312 PostMessage (hwnd
, WM_EMACS_DESTROY_CARET
, 0, 0);
5314 w32_system_caret_height
= w
->phys_cursor_height
;
5316 /* Move the system caret. */
5317 PostMessage (hwnd
, WM_EMACS_TRACK_CARET
, 0, 0);
5320 if (glyph_row
->exact_window_width_line_p
5321 && (glyph_row
->reversed_p
5322 ? (w
->phys_cursor
.hpos
< 0)
5323 : (w
->phys_cursor
.hpos
>= glyph_row
->used
[TEXT_AREA
])))
5325 glyph_row
->cursor_in_fringe_p
= 1;
5326 draw_fringe_bitmap (w
, glyph_row
, glyph_row
->reversed_p
);
5330 switch (cursor_type
)
5332 case HOLLOW_BOX_CURSOR
:
5333 x_draw_hollow_cursor (w
, glyph_row
);
5336 case FILLED_BOX_CURSOR
:
5337 draw_phys_cursor_glyph (w
, glyph_row
, DRAW_CURSOR
);
5341 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, BAR_CURSOR
);
5345 x_draw_bar_cursor (w
, glyph_row
, cursor_width
, HBAR_CURSOR
);
5349 w
->phys_cursor_width
= 0;
5363 x_bitmap_icon (struct frame
*f
, Lisp_Object icon
)
5366 HANDLE small_icon
= NULL
;
5368 if (FRAME_W32_WINDOW (f
) == 0)
5372 main_icon
= LoadIcon (hinst
, EMACS_CLASS
);
5373 else if (STRINGP (icon
))
5375 /* Load the main icon from the named file. */
5376 main_icon
= LoadImage (NULL
, (LPCTSTR
) SDATA (icon
), IMAGE_ICON
, 0, 0,
5377 LR_DEFAULTSIZE
| LR_LOADFROMFILE
);
5378 /* Try to load a small icon to go with it. */
5379 small_icon
= LoadImage (NULL
, (LPCSTR
) SDATA (icon
), IMAGE_ICON
,
5380 GetSystemMetrics (SM_CXSMICON
),
5381 GetSystemMetrics (SM_CYSMICON
),
5384 else if (SYMBOLP (icon
))
5388 if (EQ (icon
, intern ("application")))
5389 name
= (LPCTSTR
) IDI_APPLICATION
;
5390 else if (EQ (icon
, intern ("hand")))
5391 name
= (LPCTSTR
) IDI_HAND
;
5392 else if (EQ (icon
, intern ("question")))
5393 name
= (LPCTSTR
) IDI_QUESTION
;
5394 else if (EQ (icon
, intern ("exclamation")))
5395 name
= (LPCTSTR
) IDI_EXCLAMATION
;
5396 else if (EQ (icon
, intern ("asterisk")))
5397 name
= (LPCTSTR
) IDI_ASTERISK
;
5398 else if (EQ (icon
, intern ("winlogo")))
5399 name
= (LPCTSTR
) IDI_WINLOGO
;
5403 main_icon
= LoadIcon (NULL
, name
);
5408 if (main_icon
== NULL
)
5411 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_BIG
,
5412 (LPARAM
) main_icon
);
5414 /* If there is a small icon that goes with it, set that too. */
5416 PostMessage (FRAME_W32_WINDOW (f
), WM_SETICON
, (WPARAM
) ICON_SMALL
,
5417 (LPARAM
) small_icon
);
5423 /************************************************************************
5425 ************************************************************************/
5427 /* Display Error Handling functions not used on W32. Listing them here
5428 helps diff stay in step when comparing w32term.c with xterm.c.
5430 x_error_catcher (display, error)
5431 x_catch_errors (dpy)
5432 x_catch_errors_unwind (old_val)
5433 x_check_errors (dpy, format)
5434 x_fully_uncatch_errors ()
5435 x_had_errors_p (dpy)
5436 x_clear_errors (dpy)
5437 x_uncatch_errors (dpy, count)
5439 x_connection_signal (signalnum)
5440 x_connection_closed (dpy, error_message)
5441 x_error_quitter (display, error)
5442 x_error_handler (display, error)
5443 x_io_error_quitter (display)
5448 /* Changing the font of the frame. */
5451 x_new_font (struct frame
*f
, Lisp_Object font_object
, int fontset
)
5453 struct font
*font
= XFONT_OBJECT (font_object
);
5456 fontset
= fontset_from_font (font_object
);
5457 FRAME_FONTSET (f
) = fontset
;
5458 if (FRAME_FONT (f
) == font
)
5459 /* This font is already set in frame F. There's nothing more to
5463 FRAME_FONT (f
) = font
;
5464 FRAME_BASELINE_OFFSET (f
) = font
->baseline_offset
;
5465 FRAME_COLUMN_WIDTH (f
) = font
->average_width
;
5466 FRAME_SPACE_WIDTH (f
) = font
->space_width
;
5467 FRAME_LINE_HEIGHT (f
) = font
->height
;
5469 compute_fringe_widths (f
, 1);
5471 /* Compute the scroll bar width in character columns. */
5472 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) > 0)
5474 int wid
= FRAME_COLUMN_WIDTH (f
);
5475 FRAME_CONFIG_SCROLL_BAR_COLS (f
)
5476 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f
) + wid
- 1) / wid
;
5480 int wid
= FRAME_COLUMN_WIDTH (f
);
5481 FRAME_CONFIG_SCROLL_BAR_COLS (f
) = (14 + wid
- 1) / wid
;
5484 /* Now make the frame display the given font. */
5485 if (FRAME_X_WINDOW (f
) != 0)
5487 /* Don't change the size of a tip frame; there's no point in
5488 doing it because it's done in Fx_show_tip, and it leads to
5489 problems because the tip frame has no widget. */
5490 if (NILP (tip_frame
) || XFRAME (tip_frame
) != f
)
5491 x_set_window_size (f
, 0, FRAME_COLS (f
), FRAME_LINES (f
));
5494 /* X version sets font of input methods here also. */
5500 /***********************************************************************
5501 TODO: W32 Input Methods
5502 ***********************************************************************/
5503 /* Listing missing functions from xterm.c helps diff stay in step.
5505 xim_destroy_callback (xim, client_data, call_data)
5506 xim_open_dpy (dpyinfo, resource_name)
5508 xim_instantiate_callback (display, client_data, call_data)
5509 xim_initialize (dpyinfo, resource_name)
5510 xim_close_dpy (dpyinfo)
5515 /* Calculate the absolute position in frame F
5516 from its current recorded position values and gravity. */
5519 x_calc_absolute_position (struct frame
*f
)
5521 int flags
= f
->size_hint_flags
;
5523 /* The sum of the widths of the frame's left and right borders, and
5524 the sum of the heights of the frame's top and bottom borders (in
5525 pixels) drawn by Windows. */
5526 unsigned int left_right_borders_width
, top_bottom_borders_height
;
5528 /* Try to get the actual values of these two variables. We compute
5529 the border width (height) by subtracting the width (height) of
5530 the frame's client area from the width (height) of the frame's
5532 WINDOWPLACEMENT wp
= { 0 };
5533 RECT client_rect
= { 0 };
5535 if (GetWindowPlacement (FRAME_W32_WINDOW (f
), &wp
)
5536 && GetClientRect (FRAME_W32_WINDOW (f
), &client_rect
))
5538 left_right_borders_width
=
5539 (wp
.rcNormalPosition
.right
- wp
.rcNormalPosition
.left
) -
5540 (client_rect
.right
- client_rect
.left
);
5542 top_bottom_borders_height
=
5543 (wp
.rcNormalPosition
.bottom
- wp
.rcNormalPosition
.top
) -
5544 (client_rect
.bottom
- client_rect
.top
);
5548 /* Use sensible default values. */
5549 left_right_borders_width
= 8;
5550 top_bottom_borders_height
= 32;
5553 /* Treat negative positions as relative to the rightmost bottommost
5554 position that fits on the screen. */
5555 if (flags
& XNegative
)
5556 f
->left_pos
= (x_display_pixel_width (FRAME_W32_DISPLAY_INFO (f
))
5557 - FRAME_PIXEL_WIDTH (f
)
5559 - (left_right_borders_width
- 1));
5561 if (flags
& YNegative
)
5562 f
->top_pos
= (x_display_pixel_height (FRAME_W32_DISPLAY_INFO (f
))
5563 - FRAME_PIXEL_HEIGHT (f
)
5565 - (top_bottom_borders_height
- 1));
5567 /* The left_pos and top_pos are now relative to the top and left
5568 screen edges, so the flags should correspond. */
5569 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5572 /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position,
5573 to really change the position, and 0 when calling from
5574 x_make_frame_visible (in that case, XOFF and YOFF are the current
5575 position values). It is -1 when calling from x_set_frame_parameters,
5576 which means, do adjust for borders but don't change the gravity. */
5579 x_set_offset (struct frame
*f
, register int xoff
, register int yoff
,
5582 int modified_top
, modified_left
;
5584 if (change_gravity
> 0)
5588 f
->size_hint_flags
&= ~ (XNegative
| YNegative
);
5590 f
->size_hint_flags
|= XNegative
;
5592 f
->size_hint_flags
|= YNegative
;
5593 f
->win_gravity
= NorthWestGravity
;
5595 x_calc_absolute_position (f
);
5598 x_wm_set_size_hint (f
, (long) 0, 0);
5600 modified_left
= f
->left_pos
;
5601 modified_top
= f
->top_pos
;
5603 my_set_window_pos (FRAME_W32_WINDOW (f
),
5605 modified_left
, modified_top
,
5607 SWP_NOZORDER
| SWP_NOSIZE
| SWP_NOACTIVATE
);
5612 /* Check if we need to resize the frame due to a fullscreen request.
5613 If so needed, resize the frame. */
5615 x_check_fullscreen (struct frame
*f
)
5617 if (f
->want_fullscreen
& FULLSCREEN_BOTH
)
5619 int width
, height
, ign
;
5621 x_real_positions (f
, &f
->left_pos
, &f
->top_pos
);
5623 x_fullscreen_adjust (f
, &width
, &height
, &ign
, &ign
);
5625 /* We do not need to move the window, it shall be taken care of
5626 when setting WM manager hints. */
5627 if (FRAME_COLS (f
) != width
|| FRAME_LINES (f
) != height
)
5629 change_frame_size (f
, height
, width
, 0, 1, 0);
5630 SET_FRAME_GARBAGED (f
);
5631 cancel_mouse_face (f
);
5633 /* Wait for the change of frame size to occur. */
5634 f
->want_fullscreen
|= FULLSCREEN_WAIT
;
5639 /* Call this to change the size of frame F's x-window.
5640 If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity
5641 for this size change and subsequent size changes.
5642 Otherwise we leave the window gravity unchanged. */
5645 x_set_window_size (struct frame
*f
, int change_gravity
, int cols
, int rows
)
5647 int pixelwidth
, pixelheight
;
5651 check_frame_size (f
, &rows
, &cols
);
5652 f
->scroll_bar_actual_width
5653 = FRAME_SCROLL_BAR_COLS (f
) * FRAME_COLUMN_WIDTH (f
);
5655 compute_fringe_widths (f
, 0);
5657 pixelwidth
= FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f
, cols
);
5658 pixelheight
= FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f
, rows
);
5660 f
->win_gravity
= NorthWestGravity
;
5661 x_wm_set_size_hint (f
, (long) 0, 0);
5666 rect
.left
= rect
.top
= 0;
5667 rect
.right
= pixelwidth
;
5668 rect
.bottom
= pixelheight
;
5670 AdjustWindowRect (&rect
, f
->output_data
.w32
->dwStyle
,
5671 FRAME_EXTERNAL_MENU_BAR (f
));
5673 my_set_window_pos (FRAME_W32_WINDOW (f
),
5676 rect
.right
- rect
.left
,
5677 rect
.bottom
- rect
.top
,
5678 SWP_NOZORDER
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5682 /* The following mirrors what is done in xterm.c. It appears to be
5683 for informing lisp of the new size immediately, while the actual
5684 resize will happen asynchronously. But on Windows, the menu bar
5685 automatically wraps when the frame is too narrow to contain it,
5686 and that causes any calculations made here to come out wrong. The
5687 end is some nasty buggy behavior, including the potential loss
5690 Disabling this code is either not sufficient to fix the problems
5691 completely, or it causes fresh problems, but at least it removes
5692 the most problematic symptom of the minibuffer becoming unusable.
5694 -----------------------------------------------------------------
5696 Now, strictly speaking, we can't be sure that this is accurate,
5697 but the window manager will get around to dealing with the size
5698 change request eventually, and we'll hear how it went when the
5699 ConfigureNotify event gets here.
5701 We could just not bother storing any of this information here,
5702 and let the ConfigureNotify event set everything up, but that
5703 might be kind of confusing to the Lisp code, since size changes
5704 wouldn't be reported in the frame parameters until some random
5705 point in the future when the ConfigureNotify event arrives.
5707 We pass 1 for DELAY since we can't run Lisp code inside of
5709 change_frame_size (f
, rows
, cols
, 0, 1, 0);
5710 FRAME_PIXEL_WIDTH (f
) = pixelwidth
;
5711 FRAME_PIXEL_HEIGHT (f
) = pixelheight
;
5713 /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to
5714 receive in the ConfigureNotify event; if we get what we asked
5715 for, then the event won't cause the screen to become garbaged, so
5716 we have to make sure to do it here. */
5717 SET_FRAME_GARBAGED (f
);
5719 /* If cursor was outside the new size, mark it as off. */
5720 mark_window_cursors_off (XWINDOW (f
->root_window
));
5722 /* Clear out any recollection of where the mouse highlighting was,
5723 since it might be in a place that's outside the new frame size.
5724 Actually checking whether it is outside is a pain in the neck,
5725 so don't try--just let the highlighting be done afresh with new size. */
5726 cancel_mouse_face (f
);
5732 /* Mouse warping. */
5734 void x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
);
5737 x_set_mouse_position (struct frame
*f
, int x
, int y
)
5741 pix_x
= FRAME_COL_TO_PIXEL_X (f
, x
) + FRAME_COLUMN_WIDTH (f
) / 2;
5742 pix_y
= FRAME_LINE_TO_PIXEL_Y (f
, y
) + FRAME_LINE_HEIGHT (f
) / 2;
5744 if (pix_x
< 0) pix_x
= 0;
5745 if (pix_x
> FRAME_PIXEL_WIDTH (f
)) pix_x
= FRAME_PIXEL_WIDTH (f
);
5747 if (pix_y
< 0) pix_y
= 0;
5748 if (pix_y
> FRAME_PIXEL_HEIGHT (f
)) pix_y
= FRAME_PIXEL_HEIGHT (f
);
5750 x_set_mouse_pixel_position (f
, pix_x
, pix_y
);
5754 x_set_mouse_pixel_position (struct frame
*f
, int pix_x
, int pix_y
)
5761 GetClientRect (FRAME_W32_WINDOW (f
), &rect
);
5762 pt
.x
= rect
.left
+ pix_x
;
5763 pt
.y
= rect
.top
+ pix_y
;
5764 ClientToScreen (FRAME_W32_WINDOW (f
), &pt
);
5766 SetCursorPos (pt
.x
, pt
.y
);
5772 /* focus shifting, raising and lowering. */
5775 x_focus_on_frame (struct frame
*f
)
5777 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
5779 /* Give input focus to frame. */
5782 /* Try not to change its Z-order if possible. */
5783 if (x_window_to_frame (dpyinfo
, GetForegroundWindow ()))
5784 my_set_focus (f
, FRAME_W32_WINDOW (f
));
5787 my_set_foreground_window (FRAME_W32_WINDOW (f
));
5792 x_unfocus_frame (struct frame
*f
)
5796 /* Raise frame F. */
5798 x_raise_frame (struct frame
*f
)
5802 /* Strictly speaking, raise-frame should only change the frame's Z
5803 order, leaving input focus unchanged. This is reasonable behavior
5804 on X where the usual policy is point-to-focus. However, this
5805 behavior would be very odd on Windows where the usual policy is
5808 On X, if the mouse happens to be over the raised frame, it gets
5809 input focus anyway (so the window with focus will never be
5810 completely obscured) - if not, then just moving the mouse over it
5811 is sufficient to give it focus. On Windows, the user must actually
5812 click on the frame (preferably the title bar so as not to move
5813 point), which is more awkward. Also, no other Windows program
5814 raises a window to the top but leaves another window (possibly now
5815 completely obscured) with input focus.
5817 Because there is a system setting on Windows that allows the user
5818 to choose the point to focus policy, we make the strict semantics
5819 optional, but by default we grab focus when raising. */
5821 if (NILP (Vw32_grab_focus_on_raise
))
5823 /* The obvious call to my_set_window_pos doesn't work if Emacs is
5824 not already the foreground application: the frame is raised
5825 above all other frames belonging to us, but not above the
5826 current top window. To achieve that, we have to resort to this
5827 more cumbersome method. */
5829 HDWP handle
= BeginDeferWindowPos (2);
5832 handle
= DeferWindowPos (handle
,
5833 FRAME_W32_WINDOW (f
),
5836 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5839 handle
= DeferWindowPos (handle
,
5840 GetForegroundWindow (),
5841 FRAME_W32_WINDOW (f
),
5843 SWP_NOSIZE
| SWP_NOMOVE
|
5846 EndDeferWindowPos (handle
);
5852 my_bring_window_to_top (FRAME_W32_WINDOW (f
));
5858 /* Lower frame F. */
5860 x_lower_frame (struct frame
*f
)
5863 my_set_window_pos (FRAME_W32_WINDOW (f
),
5866 SWP_NOSIZE
| SWP_NOMOVE
| SWP_NOACTIVATE
);
5871 w32_frame_raise_lower (FRAME_PTR f
, int raise_flag
)
5873 if (! FRAME_W32_P (f
))
5882 /* Change of visibility. */
5884 /* This tries to wait until the frame is really visible.
5885 However, if the window manager asks the user where to position
5886 the frame, this will return before the user finishes doing that.
5887 The frame will not actually be visible at that time,
5888 but it will become visible later when the window manager
5889 finishes with it. */
5892 x_make_frame_visible (struct frame
*f
)
5898 type
= x_icon_type (f
);
5900 x_bitmap_icon (f
, type
);
5902 if (! FRAME_VISIBLE_P (f
))
5904 /* We test FRAME_GARBAGED_P here to make sure we don't
5905 call x_set_offset a second time
5906 if we get to x_make_frame_visible a second time
5907 before the window gets really visible. */
5908 if (! FRAME_ICONIFIED_P (f
)
5909 && ! f
->output_data
.w32
->asked_for_visible
)
5914 /* Adjust vertical window position in order to avoid being
5915 covered by a task bar placed at the bottom of the desktop. */
5916 SystemParametersInfo (SPI_GETWORKAREA
, 0, &workarea_rect
, 0);
5917 GetWindowRect (FRAME_W32_WINDOW (f
), &window_rect
);
5918 if (window_rect
.bottom
> workarea_rect
.bottom
5919 && window_rect
.top
> workarea_rect
.top
)
5920 f
->top_pos
= max (window_rect
.top
5921 - window_rect
.bottom
+ workarea_rect
.bottom
,
5924 x_set_offset (f
, f
->left_pos
, f
->top_pos
, 0);
5927 f
->output_data
.w32
->asked_for_visible
= 1;
5929 /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL
5930 causes unexpected behavior when unminimizing frames that were
5931 previously maximized. But only SW_SHOWNORMAL works properly for
5932 frames that were truely hidden (using make-frame-invisible), so
5933 we need it to avoid Bug#5482. It seems that async_iconified
5934 is only set for minimized windows that are still visible, so
5935 use that to determine the appropriate flag to pass ShowWindow. */
5936 my_show_window (f
, FRAME_W32_WINDOW (f
),
5937 f
->async_iconified
? SW_RESTORE
: SW_SHOWNORMAL
);
5940 /* Synchronize to ensure Emacs knows the frame is visible
5941 before we do anything else. We do this loop with input not blocked
5942 so that incoming events are handled. */
5947 /* This must come after we set COUNT. */
5950 XSETFRAME (frame
, f
);
5952 /* Wait until the frame is visible. Process X events until a
5953 MapNotify event has been seen, or until we think we won't get a
5954 MapNotify at all.. */
5955 for (count
= input_signal_count
+ 10;
5956 input_signal_count
< count
&& !FRAME_VISIBLE_P (f
);)
5958 /* Force processing of queued events. */
5959 /* TODO: x_sync equivalent? */
5961 /* Machines that do polling rather than SIGIO have been observed
5962 to go into a busy-wait here. So we'll fake an alarm signal
5963 to let the handler know that there's something to be read.
5964 We used to raise a real alarm, but it seems that the handler
5965 isn't always enabled here. This is probably a bug. */
5966 if (input_polling_used ())
5968 /* It could be confusing if a real alarm arrives while processing
5969 the fake one. Turn it off and let the handler reset it. */
5970 int old_poll_suppress_count
= poll_suppress_count
;
5971 poll_suppress_count
= 1;
5972 poll_for_input_1 ();
5973 poll_suppress_count
= old_poll_suppress_count
;
5976 FRAME_SAMPLE_VISIBILITY (f
);
5980 /* Change from mapped state to withdrawn state. */
5982 /* Make the frame visible (mapped and not iconified). */
5985 x_make_frame_invisible (struct frame
*f
)
5987 /* Don't keep the highlight on an invisible frame. */
5988 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
5989 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
5993 my_show_window (f
, FRAME_W32_WINDOW (f
), SW_HIDE
);
5995 /* We can't distinguish this from iconification
5996 just by the event that we get from the server.
5997 So we can't win using the usual strategy of letting
5998 FRAME_SAMPLE_VISIBILITY set this. So do it by hand,
5999 and synchronize with the server to make sure we agree. */
6001 FRAME_ICONIFIED_P (f
) = 0;
6002 f
->async_visible
= 0;
6003 f
->async_iconified
= 0;
6008 /* Change window state from mapped to iconified. */
6011 x_iconify_frame (struct frame
*f
)
6015 /* Don't keep the highlight on an invisible frame. */
6016 if (FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
== f
)
6017 FRAME_W32_DISPLAY_INFO (f
)->x_highlight_frame
= 0;
6019 if (f
->async_iconified
)
6024 type
= x_icon_type (f
);
6026 x_bitmap_icon (f
, type
);
6028 /* Simulate the user minimizing the frame. */
6029 SendMessage (FRAME_W32_WINDOW (f
), WM_SYSCOMMAND
, SC_MINIMIZE
, 0);
6035 /* Free X resources of frame F. */
6038 x_free_frame_resources (struct frame
*f
)
6040 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6041 Mouse_HLInfo
*hlinfo
= MOUSE_HL_INFO (f
);
6045 /* We must free faces before destroying windows because some
6046 font-driver (e.g. xft) access a window while finishing a
6048 if (FRAME_FACE_CACHE (f
))
6049 free_frame_faces (f
);
6051 if (FRAME_W32_WINDOW (f
))
6052 my_destroy_window (f
, FRAME_W32_WINDOW (f
));
6054 free_frame_menubar (f
);
6056 unload_color (f
, FRAME_FOREGROUND_PIXEL (f
));
6057 unload_color (f
, FRAME_BACKGROUND_PIXEL (f
));
6058 unload_color (f
, f
->output_data
.w32
->cursor_pixel
);
6059 unload_color (f
, f
->output_data
.w32
->cursor_foreground_pixel
);
6060 unload_color (f
, f
->output_data
.w32
->border_pixel
);
6061 unload_color (f
, f
->output_data
.w32
->mouse_pixel
);
6062 if (f
->output_data
.w32
->white_relief
.allocated_p
)
6063 unload_color (f
, f
->output_data
.w32
->white_relief
.pixel
);
6064 if (f
->output_data
.w32
->black_relief
.allocated_p
)
6065 unload_color (f
, f
->output_data
.w32
->black_relief
.pixel
);
6067 if (FRAME_FACE_CACHE (f
))
6068 free_frame_faces (f
);
6070 xfree (f
->output_data
.w32
);
6071 f
->output_data
.w32
= NULL
;
6073 if (f
== dpyinfo
->w32_focus_frame
)
6074 dpyinfo
->w32_focus_frame
= 0;
6075 if (f
== dpyinfo
->w32_focus_event_frame
)
6076 dpyinfo
->w32_focus_event_frame
= 0;
6077 if (f
== dpyinfo
->x_highlight_frame
)
6078 dpyinfo
->x_highlight_frame
= 0;
6080 if (f
== hlinfo
->mouse_face_mouse_frame
)
6082 hlinfo
->mouse_face_beg_row
6083 = hlinfo
->mouse_face_beg_col
= -1;
6084 hlinfo
->mouse_face_end_row
6085 = hlinfo
->mouse_face_end_col
= -1;
6086 hlinfo
->mouse_face_window
= Qnil
;
6087 hlinfo
->mouse_face_deferred_gc
= 0;
6088 hlinfo
->mouse_face_mouse_frame
= 0;
6095 /* Destroy the window of frame F. */
6097 x_destroy_window (struct frame
*f
)
6099 struct w32_display_info
*dpyinfo
= FRAME_W32_DISPLAY_INFO (f
);
6101 x_free_frame_resources (f
);
6102 dpyinfo
->reference_count
--;
6106 /* Setting window manager hints. */
6108 /* Set the normal size hints for the window manager, for frame F.
6109 FLAGS is the flags word to use--or 0 meaning preserve the flags
6110 that the window now has.
6111 If USER_POSITION, set the USPosition
6112 flag (this is useful when FLAGS is 0). */
6114 x_wm_set_size_hint (struct frame
*f
, long flags
, bool user_position
)
6116 Window window
= FRAME_W32_WINDOW (f
);
6120 SetWindowLong (window
, WND_FONTWIDTH_INDEX
, FRAME_COLUMN_WIDTH (f
));
6121 SetWindowLong (window
, WND_LINEHEIGHT_INDEX
, FRAME_LINE_HEIGHT (f
));
6122 SetWindowLong (window
, WND_BORDER_INDEX
, FRAME_INTERNAL_BORDER_WIDTH (f
));
6123 SetWindowLong (window
, WND_SCROLLBAR_INDEX
, f
->scroll_bar_actual_width
);
6128 /* Window manager things */
6130 x_wm_set_icon_position (struct frame
*f
, int icon_x
, int icon_y
)
6133 Window window
= FRAME_W32_WINDOW (f
);
6135 f
->display
.x
->wm_hints
.flags
|= IconPositionHint
;
6136 f
->display
.x
->wm_hints
.icon_x
= icon_x
;
6137 f
->display
.x
->wm_hints
.icon_y
= icon_y
;
6139 XSetWMHints (FRAME_X_DISPLAY (f
), window
, &f
->display
.x
->wm_hints
);
6144 /***********************************************************************
6146 ***********************************************************************/
6150 /* Check that FONT is valid on frame F. It is if it can be found in F's
6154 x_check_font (struct frame
*f
, struct font
*font
)
6156 eassert (font
!= NULL
&& ! NILP (font
->props
[FONT_TYPE_INDEX
]));
6157 if (font
->driver
->check
)
6158 eassert (font
->driver
->check (f
, font
) == 0);
6161 #endif /* GLYPH_DEBUG */
6165 /***********************************************************************
6167 ***********************************************************************/
6169 static int w32_initialized
= 0;
6172 w32_initialize_display_info (Lisp_Object display_name
)
6174 struct w32_display_info
*dpyinfo
= &one_w32_display_info
;
6175 Mouse_HLInfo
*hlinfo
= &dpyinfo
->mouse_highlight
;
6177 memset (dpyinfo
, 0, sizeof (*dpyinfo
));
6179 /* Put it on w32_display_name_list. */
6180 w32_display_name_list
= Fcons (Fcons (display_name
, Qnil
),
6181 w32_display_name_list
);
6182 dpyinfo
->name_list_element
= XCAR (w32_display_name_list
);
6184 dpyinfo
->w32_id_name
= xmalloc (SCHARS (Vinvocation_name
)
6185 + SCHARS (Vsystem_name
) + 2);
6186 sprintf (dpyinfo
->w32_id_name
, "%s@%s",
6187 SDATA (Vinvocation_name
), SDATA (Vsystem_name
));
6189 /* Default Console mode values - overridden when running in GUI mode
6190 with values obtained from system metrics. */
6193 dpyinfo
->n_planes
= 1;
6194 dpyinfo
->n_cbits
= 4;
6195 dpyinfo
->n_fonts
= 0;
6196 dpyinfo
->smallest_font_height
= 1;
6197 dpyinfo
->smallest_char_width
= 1;
6199 hlinfo
->mouse_face_beg_row
= hlinfo
->mouse_face_beg_col
= -1;
6200 hlinfo
->mouse_face_end_row
= hlinfo
->mouse_face_end_col
= -1;
6201 hlinfo
->mouse_face_face_id
= DEFAULT_FACE_ID
;
6202 hlinfo
->mouse_face_window
= Qnil
;
6203 hlinfo
->mouse_face_overlay
= Qnil
;
6204 hlinfo
->mouse_face_hidden
= 0;
6206 dpyinfo
->vertical_scroll_bar_cursor
= w32_load_cursor (IDC_ARROW
);
6207 /* TODO: dpyinfo->gray */
6211 /* Create an xrdb-style database of resources to supersede registry settings.
6212 The database is just a concatenation of C strings, finished by an additional
6213 \0. The strings are submitted to some basic normalization, so
6215 [ *]option[ *]:[ *]value...
6221 but any whitespace following value is not removed. */
6224 w32_make_rdb (char *xrm_option
)
6226 char *buffer
= xmalloc (strlen (xrm_option
) + 2);
6227 char *current
= buffer
;
6230 int before_value
= 0;
6244 if (in_option
&& (ch
== ':'))
6249 else if (before_value
)
6254 else if (!(in_option
|| before_value
))
6266 x_flush (struct frame
* f
)
6267 { /* Nothing to do */ }
6270 extern frame_parm_handler w32_frame_parm_handlers
[];
6272 static struct redisplay_interface w32_redisplay_interface
=
6274 w32_frame_parm_handlers
,
6278 x_clear_end_of_line
,
6280 x_after_update_window_line
,
6281 x_update_window_begin
,
6282 x_update_window_end
,
6285 0, /* flush_display_optional */
6286 x_clear_window_mouse_face
,
6287 x_get_glyph_overhangs
,
6288 x_fix_overlapping_area
,
6289 w32_draw_fringe_bitmap
,
6290 w32_define_fringe_bitmap
,
6291 w32_destroy_fringe_bitmap
,
6292 w32_compute_glyph_string_overhangs
,
6293 x_draw_glyph_string
,
6294 w32_define_frame_cursor
,
6295 w32_clear_frame_area
,
6296 w32_draw_window_cursor
,
6297 w32_draw_vertical_window_border
,
6298 w32_shift_glyphs_for_insert
6301 static void x_delete_terminal (struct terminal
*term
);
6303 static struct terminal
*
6304 w32_create_terminal (struct w32_display_info
*dpyinfo
)
6306 struct terminal
*terminal
;
6308 terminal
= create_terminal ();
6310 terminal
->type
= output_w32
;
6311 terminal
->display_info
.w32
= dpyinfo
;
6312 dpyinfo
->terminal
= terminal
;
6314 /* MSVC does not type K&R functions with no arguments correctly, and
6315 so we must explicitly cast them. */
6316 terminal
->clear_frame_hook
= x_clear_frame
;
6317 terminal
->ins_del_lines_hook
= x_ins_del_lines
;
6318 terminal
->delete_glyphs_hook
= x_delete_glyphs
;
6319 terminal
->ring_bell_hook
= w32_ring_bell
;
6320 terminal
->reset_terminal_modes_hook
= w32_reset_terminal_modes
;
6321 terminal
->set_terminal_modes_hook
= w32_set_terminal_modes
;
6322 terminal
->update_begin_hook
= x_update_begin
;
6323 terminal
->update_end_hook
= x_update_end
;
6324 terminal
->set_terminal_window_hook
= w32_set_terminal_window
;
6325 terminal
->read_socket_hook
= w32_read_socket
;
6326 terminal
->frame_up_to_date_hook
= w32_frame_up_to_date
;
6327 terminal
->mouse_position_hook
= w32_mouse_position
;
6328 terminal
->frame_rehighlight_hook
= w32_frame_rehighlight
;
6329 terminal
->frame_raise_lower_hook
= w32_frame_raise_lower
;
6330 /* terminal->fullscreen_hook = XTfullscreen_hook; */
6331 terminal
->set_vertical_scroll_bar_hook
= w32_set_vertical_scroll_bar
;
6332 terminal
->condemn_scroll_bars_hook
= w32_condemn_scroll_bars
;
6333 terminal
->redeem_scroll_bar_hook
= w32_redeem_scroll_bar
;
6334 terminal
->judge_scroll_bars_hook
= w32_judge_scroll_bars
;
6336 terminal
->delete_frame_hook
= x_destroy_window
;
6337 terminal
->delete_terminal_hook
= x_delete_terminal
;
6339 terminal
->rif
= &w32_redisplay_interface
;
6340 terminal
->scroll_region_ok
= 1; /* We'll scroll partial frames. */
6341 terminal
->char_ins_del_ok
= 1;
6342 terminal
->line_ins_del_ok
= 1; /* We'll just blt 'em. */
6343 terminal
->fast_clear_end_of_line
= 1; /* X does this well. */
6344 terminal
->memory_below_frame
= 0; /* We don't remember what scrolls
6347 /* We don't yet support separate terminals on W32, so don't try to share
6348 keyboards between virtual terminals that are on the same physical
6349 terminal like X does. */
6350 terminal
->kboard
= xmalloc (sizeof (KBOARD
));
6351 init_kboard (terminal
->kboard
);
6352 kset_window_system (terminal
->kboard
, intern ("w32"));
6353 terminal
->kboard
->next_kboard
= all_kboards
;
6354 all_kboards
= terminal
->kboard
;
6355 /* Don't let the initial kboard remain current longer than necessary.
6356 That would cause problems if a file loaded on startup tries to
6357 prompt in the mini-buffer. */
6358 if (current_kboard
== initial_kboard
)
6359 current_kboard
= terminal
->kboard
;
6360 terminal
->kboard
->reference_count
++;
6366 x_delete_terminal (struct terminal
*terminal
)
6368 struct w32_display_info
*dpyinfo
= terminal
->display_info
.w32
;
6370 /* Protect against recursive calls. delete_frame in
6371 delete_terminal calls us back when it deletes our last frame. */
6372 if (!terminal
->name
)
6377 x_delete_display (dpyinfo
);
6381 struct w32_display_info
*
6382 w32_term_init (Lisp_Object display_name
, char *xrm_option
, char *resource_name
)
6384 struct w32_display_info
*dpyinfo
;
6385 struct terminal
*terminal
;
6390 if (!w32_initialized
)
6393 w32_initialized
= 1;
6396 w32_initialize_display_info (display_name
);
6398 dpyinfo
= &one_w32_display_info
;
6399 terminal
= w32_create_terminal (dpyinfo
);
6401 /* Set the name of the terminal. */
6402 terminal
->name
= xmalloc (SBYTES (display_name
) + 1);
6403 strncpy (terminal
->name
, SDATA (display_name
), SBYTES (display_name
));
6404 terminal
->name
[SBYTES (display_name
)] = 0;
6406 dpyinfo
->xrdb
= xrm_option
? w32_make_rdb (xrm_option
) : NULL
;
6408 /* Put this display on the chain. */
6409 dpyinfo
->next
= x_display_list
;
6410 x_display_list
= dpyinfo
;
6414 dpyinfo
->root_window
= GetDesktopWindow ();
6415 dpyinfo
->n_planes
= GetDeviceCaps (hdc
, PLANES
);
6416 dpyinfo
->n_cbits
= GetDeviceCaps (hdc
, BITSPIXEL
);
6417 dpyinfo
->resx
= GetDeviceCaps (hdc
, LOGPIXELSX
);
6418 dpyinfo
->resy
= GetDeviceCaps (hdc
, LOGPIXELSY
);
6419 dpyinfo
->has_palette
= GetDeviceCaps (hdc
, RASTERCAPS
) & RC_PALETTE
;
6420 ReleaseDC (NULL
, hdc
);
6422 /* initialize palette with white and black */
6425 w32_defined_color (0, "white", &color
, 1);
6426 w32_defined_color (0, "black", &color
, 1);
6429 /* Add the default keyboard. */
6430 add_keyboard_wait_descriptor (0);
6432 /* Create Fringe Bitmaps and store them for later use.
6434 On W32, bitmaps are all unsigned short, as Windows requires
6435 bitmap data to be Word aligned. For some reason they are
6436 horizontally reflected compared to how they appear on X, so we
6437 need to bitswap and convert to unsigned shorts before creating
6439 w32_init_fringe (terminal
->rif
);
6442 fcntl (connection
, F_SETOWN
, getpid ());
6443 #endif /* ! defined (F_SETOWN) */
6446 if (interrupt_input
)
6447 init_sigio (connection
);
6448 #endif /* ! defined (SIGIO) */
6455 /* Get rid of display DPYINFO, assuming all frames are already gone. */
6457 x_delete_display (struct w32_display_info
*dpyinfo
)
6459 /* Discard this display from w32_display_name_list and w32_display_list.
6460 We can't use Fdelq because that can quit. */
6461 if (! NILP (w32_display_name_list
)
6462 && EQ (XCAR (w32_display_name_list
), dpyinfo
->name_list_element
))
6463 w32_display_name_list
= XCDR (w32_display_name_list
);
6468 tail
= w32_display_name_list
;
6469 while (CONSP (tail
) && CONSP (XCDR (tail
)))
6471 if (EQ (XCAR (XCDR (tail
)), dpyinfo
->name_list_element
))
6473 XSETCDR (tail
, XCDR (XCDR (tail
)));
6480 /* free palette table */
6482 struct w32_palette_entry
* plist
;
6484 plist
= dpyinfo
->color_list
;
6487 struct w32_palette_entry
* pentry
= plist
;
6488 plist
= plist
->next
;
6491 dpyinfo
->color_list
= NULL
;
6492 if (dpyinfo
->palette
)
6493 DeleteObject (dpyinfo
->palette
);
6495 xfree (dpyinfo
->w32_id_name
);
6497 w32_reset_fringes ();
6500 /* Set up use of W32. */
6502 DWORD WINAPI
w32_msg_worker (void * arg
);
6505 w32_initialize (void)
6508 HRESULT (WINAPI
* set_user_model
) (wchar_t * id
);
6512 w32_system_caret_hwnd
= NULL
;
6513 w32_system_caret_height
= 0;
6514 w32_system_caret_x
= 0;
6515 w32_system_caret_y
= 0;
6517 /* On Windows 7 and later, we need to set the user model ID
6518 to associate emacsclient launched files with Emacs frames
6520 shell
= GetModuleHandle ("shell32.dll");
6524 = (void *) GetProcAddress (shell
,
6525 "SetCurrentProcessExplicitAppUserModelID");
6527 /* If the function is defined, then we are running on Windows 7
6528 or newer, and the UI uses this to group related windows
6529 together. Since emacs, runemacs, emacsclient are related, we
6530 want them grouped even though the executables are different,
6531 so we need to set a consistent ID between them. */
6533 set_user_model (L
"GNU.Emacs");
6536 /* Initialize w32_use_visible_system_caret based on whether a screen
6537 reader is in use. */
6538 if (!SystemParametersInfo (SPI_GETSCREENREADER
, 0,
6539 &w32_use_visible_system_caret
, 0))
6540 w32_use_visible_system_caret
= 0;
6542 last_tool_bar_item
= -1;
6543 any_help_event_p
= 0;
6545 /* Initialize input mode: interrupt_input off, no flow control, allow
6546 8 bit character input, standard quit char. */
6547 Fset_input_mode (Qnil
, Qnil
, make_number (2), Qnil
);
6550 DWORD input_locale_id
= (DWORD
) GetKeyboardLayout (0);
6551 w32_keyboard_codepage
=
6552 codepage_for_locale ((LCID
) (input_locale_id
& 0xffff));
6555 /* Create the window thread - it will terminate itself when the app
6559 dwMainThreadId
= GetCurrentThreadId ();
6560 DuplicateHandle (GetCurrentProcess (), GetCurrentThread (),
6561 GetCurrentProcess (), &hMainThread
, 0, TRUE
, DUPLICATE_SAME_ACCESS
);
6563 /* Wait for thread to start */
6567 PeekMessage (&msg
, NULL
, 0, 0, PM_NOREMOVE
);
6569 hWindowsThread
= CreateThread (NULL
, 0,
6571 0, 0, &dwWindowsThreadId
);
6573 GetMessage (&msg
, NULL
, WM_EMACS_DONE
, WM_EMACS_DONE
);
6576 /* It is desirable that mainThread should have the same notion of
6577 focus window and active window as windowsThread. Unfortunately, the
6578 following call to AttachThreadInput, which should do precisely what
6579 we need, causes major problems when Emacs is linked as a console
6580 program. Unfortunately, we have good reasons for doing that, so
6581 instead we need to send messages to windowsThread to make some API
6582 calls for us (ones that affect, or depend on, the active/focus
6584 #ifdef ATTACH_THREADS
6585 AttachThreadInput (dwMainThreadId
, dwWindowsThreadId
, TRUE
);
6588 /* Dynamically link to optional system components. */
6590 HMODULE user_lib
= GetModuleHandle ("user32.dll");
6592 #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn)
6594 LOAD_PROC (user_lib
, SetLayeredWindowAttributes
);
6598 /* Ensure scrollbar handle is at least 5 pixels. */
6599 vertical_scroll_bar_min_handle
= 5;
6601 /* For either kind of scroll bar, take account of the arrows; these
6602 effectively form the border of the main scroll bar range. */
6603 vertical_scroll_bar_top_border
= vertical_scroll_bar_bottom_border
6604 = GetSystemMetrics (SM_CYVSCROLL
);
6609 syms_of_w32term (void)
6611 staticpro (&w32_display_name_list
);
6612 w32_display_name_list
= Qnil
;
6614 staticpro (&last_mouse_scroll_bar
);
6615 last_mouse_scroll_bar
= Qnil
;
6617 DEFSYM (Qvendor_specific_keysyms
, "vendor-specific-keysyms");
6619 DEFSYM (Qadded
, "added");
6620 DEFSYM (Qremoved
, "removed");
6621 DEFSYM (Qmodified
, "modified");
6622 DEFSYM (Qrenamed_from
, "renamed-from");
6623 DEFSYM (Qrenamed_to
, "renamed-to");
6625 DEFVAR_INT ("w32-num-mouse-buttons",
6626 w32_num_mouse_buttons
,
6627 doc
: /* Number of physical mouse buttons. */);
6628 w32_num_mouse_buttons
= 2;
6630 DEFVAR_LISP ("w32-swap-mouse-buttons",
6631 Vw32_swap_mouse_buttons
,
6632 doc
: /* Swap the mapping of middle and right mouse buttons.
6633 When nil, middle button is mouse-2 and right button is mouse-3. */);
6634 Vw32_swap_mouse_buttons
= Qnil
;
6636 DEFVAR_LISP ("w32-grab-focus-on-raise",
6637 Vw32_grab_focus_on_raise
,
6638 doc
: /* Raised frame grabs input focus.
6639 When t, `raise-frame' grabs input focus as well. This fits well
6640 with the normal Windows click-to-focus policy, but might not be
6641 desirable when using a point-to-focus policy. */);
6642 Vw32_grab_focus_on_raise
= Qt
;
6644 DEFVAR_LISP ("w32-capslock-is-shiftlock",
6645 Vw32_capslock_is_shiftlock
,
6646 doc
: /* Apply CapsLock state to non character input keys.
6647 When nil, CapsLock only affects normal character input keys. */);
6648 Vw32_capslock_is_shiftlock
= Qnil
;
6650 DEFVAR_LISP ("w32-recognize-altgr",
6651 Vw32_recognize_altgr
,
6652 doc
: /* Recognize right-alt and left-ctrl as AltGr.
6653 When nil, the right-alt and left-ctrl key combination is
6654 interpreted normally. */);
6655 Vw32_recognize_altgr
= Qt
;
6657 DEFVAR_BOOL ("w32-use-visible-system-caret",
6658 w32_use_visible_system_caret
,
6659 doc
: /* Flag to make the system caret visible.
6660 When this is non-nil, Emacs will indicate the position of point by
6661 using the system caret instead of drawing its own cursor. Some screen
6662 reader software does not track the system cursor properly when it is
6663 invisible, and gets confused by Emacs drawing its own cursor, so this
6664 variable is initialized to t when Emacs detects that screen reader
6665 software is running as it starts up.
6667 When this variable is set, other variables affecting the appearance of
6668 the cursor have no effect. */);
6670 w32_use_visible_system_caret
= 0;
6672 /* We don't yet support this, but defining this here avoids whining
6673 from cus-start.el and other places, like "M-x set-variable". */
6674 DEFVAR_BOOL ("x-use-underline-position-properties",
6675 x_use_underline_position_properties
,
6676 doc
: /* Non-nil means make use of UNDERLINE_POSITION font properties.
6677 A value of nil means ignore them. If you encounter fonts with bogus
6678 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6679 to 4.1, set this to nil. You can also use `underline-minimum-offset'
6680 to override the font's UNDERLINE_POSITION for small font display
6682 x_use_underline_position_properties
= 0;
6684 DEFVAR_BOOL ("x-underline-at-descent-line",
6685 x_underline_at_descent_line
,
6686 doc
: /* Non-nil means to draw the underline at the same place as the descent line.
6687 A value of nil means to draw the underline according to the value of the
6688 variable `x-use-underline-position-properties', which is usually at the
6689 baseline level. The default value is nil. */);
6690 x_underline_at_descent_line
= 0;
6692 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars
,
6693 doc
: /* Which toolkit scroll bars Emacs uses, if any.
6694 A value of nil means Emacs doesn't use toolkit scroll bars.
6695 With the X Window system, the value is a symbol describing the
6696 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
6697 With MS Windows or Nextstep, the value is t. */);
6698 Vx_toolkit_scroll_bars
= Qt
;
6700 staticpro (&last_mouse_motion_frame
);
6701 last_mouse_motion_frame
= Qnil
;