Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Implementation of GUI terminal on the Microsoft W32 API. |
feade168 KS |
2 | Copyright (C) 1989, 1993, 1994, 1995, 1996, 1997, 1998, |
3 | 1999, 2000, 2001, 2002, 2003, 2004, 2005, | |
8cabe764 | 4 | 2006, 2007, 2008 Free Software Foundation, Inc. |
ee78dc32 GV |
5 | |
6 | This file is part of GNU Emacs. | |
7 | ||
8 | GNU Emacs is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
684d6f5b | 10 | the Free Software Foundation; either version 3, or (at your option) |
ee78dc32 GV |
11 | any later version. |
12 | ||
13 | GNU Emacs is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9ef2e2cf | 19 | along with GNU Emacs; see the file COPYING. If not, write to |
4fc5845f LK |
20 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
ee78dc32 | 22 | |
ee78dc32 | 23 | #include <config.h> |
68c45bf0 | 24 | #include <signal.h> |
ee78dc32 | 25 | #include <stdio.h> |
791f420f | 26 | #include <stdlib.h> |
ee78dc32 GV |
27 | #include "lisp.h" |
28 | #include "blockinput.h" | |
689004fa | 29 | #include "w32term.h" |
ee78dc32 GV |
30 | |
31 | #include "systty.h" | |
32 | #include "systime.h" | |
33 | ||
34 | #include <ctype.h> | |
35 | #include <errno.h> | |
36 | #include <setjmp.h> | |
37 | #include <sys/stat.h> | |
38 | ||
66f30e44 JR |
39 | #include "charset.h" |
40 | #include "character.h" | |
41 | #include "coding.h" | |
42 | #include "ccl.h" | |
ee78dc32 GV |
43 | #include "frame.h" |
44 | #include "dispextern.h" | |
93ff4395 | 45 | #include "fontset.h" |
ee78dc32 GV |
46 | #include "termhooks.h" |
47 | #include "termopts.h" | |
48 | #include "termchar.h" | |
ee78dc32 GV |
49 | #include "disptab.h" |
50 | #include "buffer.h" | |
51 | #include "window.h" | |
66f30e44 | 52 | #include "keyboard.h" |
ee78dc32 | 53 | #include "intervals.h" |
66f30e44 JR |
54 | #include "process.h" |
55 | #include "atimer.h" | |
56 | #include "keymap.h" | |
57 | ||
58 | #include "w32heap.h" | |
59 | #include "w32bdf.h" | |
60 | #include <shellapi.h> | |
ee78dc32 | 61 | |
027f6f90 JR |
62 | #ifdef USE_FONT_BACKEND |
63 | #include "font.h" | |
64 | #endif /* USE_FONT_BACKEND */ | |
65 | ||
791f420f | 66 | \f |
33c34bea | 67 | /* Fringe bitmaps. */ |
791f420f | 68 | |
0e9e9a2c KS |
69 | static int max_fringe_bmp = 0; |
70 | static HBITMAP *fringe_bmp = 0; | |
791f420f | 71 | |
5bf04520 | 72 | /* Non-nil means Emacs uses toolkit scroll bars. */ |
791f420f | 73 | |
5bf04520 | 74 | Lisp_Object Vx_toolkit_scroll_bars; |
791f420f | 75 | |
706ddb8f | 76 | /* Temporary variables for w32_read_socket. */ |
791f420f | 77 | |
706ddb8f JR |
78 | static int last_mousemove_x = 0; |
79 | static int last_mousemove_y = 0; | |
791f420f | 80 | |
af3a05ed JR |
81 | /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */ |
82 | #ifndef GET_WHEEL_DELTA_WPARAM | |
83 | #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam)) | |
84 | #endif | |
85 | ||
791f420f JR |
86 | /* Non-zero means that a HELP_EVENT has been generated since Emacs |
87 | start. */ | |
88 | ||
89 | static int any_help_event_p; | |
90 | ||
a18bb28d JR |
91 | /* Last window where we saw the mouse. Used by mouse-autoselect-window. */ |
92 | static Lisp_Object last_window; | |
93 | ||
099b6577 EZ |
94 | /* Non-zero means make use of UNDERLINE_POSITION font properties. |
95 | (Not yet supported, see TODO in x_draw_glyph_string.) */ | |
96 | int x_use_underline_position_properties; | |
97 | ||
30f27523 KS |
98 | /* Non-zero means to draw the underline at the same place as the descent line. */ |
99 | ||
100 | int x_underline_at_descent_line; | |
101 | ||
e7efd97e GV |
102 | extern unsigned int msh_mousewheel; |
103 | ||
ee78dc32 GV |
104 | extern void free_frame_menubar (); |
105 | ||
9ef2e2cf | 106 | extern int w32_codepage_for_font (char *fontname); |
2bf04b9d | 107 | extern Cursor w32_load_cursor (LPCTSTR name); |
9ef2e2cf | 108 | |
82f9d565 AI |
109 | extern glyph_metric *w32_BDF_TextMetric(bdffont *fontp, |
110 | unsigned char *text, int dim); | |
52cf03a1 GV |
111 | extern Lisp_Object Vwindow_system; |
112 | ||
ee78dc32 GV |
113 | #define x_any_window_to_frame x_window_to_frame |
114 | #define x_top_window_to_frame x_window_to_frame | |
115 | ||
116 | \f | |
fbd6baed GV |
117 | /* This is display since w32 does not support multiple ones. */ |
118 | struct w32_display_info one_w32_display_info; | |
8c3b00cb | 119 | struct w32_display_info *x_display_list; |
ee78dc32 GV |
120 | |
121 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 122 | one for each element of w32_display_list and in the same order. |
ee78dc32 GV |
123 | NAME is the name of the frame. |
124 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 125 | Lisp_Object w32_display_name_list; |
ee78dc32 | 126 | |
41375f89 JR |
127 | |
128 | #ifndef GLYPHSET | |
129 | /* Pre Windows 2000, this was not available, but define it here so | |
130 | that Emacs compiled on such a platform will run on newer versions. */ | |
131 | ||
132 | typedef struct tagWCRANGE | |
133 | { | |
134 | WCHAR wcLow; | |
135 | USHORT cGlyphs; | |
136 | } WCRANGE; | |
137 | ||
138 | typedef struct tagGLYPHSET | |
139 | { | |
140 | DWORD cbThis; | |
141 | DWORD flAccel; | |
142 | DWORD cGlyphsSupported; | |
143 | DWORD cRanges; | |
144 | WCRANGE ranges[1]; | |
145 | } GLYPHSET; | |
146 | ||
147 | #endif | |
148 | ||
149 | /* Dynamic linking to GetFontUnicodeRanges (not available on 95, 98, ME). */ | |
150 | DWORD (PASCAL *pfnGetFontUnicodeRanges) (HDC device, GLYPHSET *ranges); | |
151 | ||
ee78dc32 GV |
152 | /* Frame being updated by update_frame. This is declared in term.c. |
153 | This is set by update_begin and looked at by all the | |
fbd6baed | 154 | w32 functions. It is zero while not inside an update. |
791f420f | 155 | In that case, the w32 functions assume that `SELECTED_FRAME ()' |
ee78dc32 GV |
156 | is the frame to apply to. */ |
157 | extern struct frame *updating_frame; | |
158 | ||
159 | /* This is a frame waiting to be autoraised, within w32_read_socket. */ | |
160 | struct frame *pending_autoraise_frame; | |
161 | ||
abb15ebd JR |
162 | /* The handle of the frame that currently owns the system caret. */ |
163 | HWND w32_system_caret_hwnd; | |
abb15ebd JR |
164 | int w32_system_caret_height; |
165 | int w32_system_caret_x; | |
166 | int w32_system_caret_y; | |
99558ce8 | 167 | int w32_use_visible_system_caret; |
abb15ebd | 168 | |
484fa2c1 | 169 | /* Flag to enable Unicode output in case users wish to use programs |
cabb23bc GV |
170 | like Twinbridge on '95 rather than installed system level support |
171 | for Far East languages. */ | |
484fa2c1 | 172 | int w32_enable_unicode_output; |
cabb23bc | 173 | |
c2baa2b6 JR |
174 | /* Flag to enable Cleartype hack for font metrics. */ |
175 | static int cleartype_active; | |
176 | ||
e9e23e23 GV |
177 | DWORD dwWindowsThreadId = 0; |
178 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
179 | DWORD dwMainThreadId = 0; |
180 | HANDLE hMainThread = NULL; | |
181 | ||
689004fa GV |
182 | int vertical_scroll_bar_min_handle; |
183 | int vertical_scroll_bar_top_border; | |
184 | int vertical_scroll_bar_bottom_border; | |
185 | ||
186 | int last_scroll_bar_drag_pos; | |
187 | ||
ee78dc32 GV |
188 | /* Mouse movement. */ |
189 | ||
190 | /* Where the mouse was last time we reported a mouse event. */ | |
9ef2e2cf | 191 | |
ee78dc32 | 192 | static RECT last_mouse_glyph; |
d3499758 | 193 | static FRAME_PTR last_mouse_glyph_frame; |
791f420f | 194 | static Lisp_Object last_mouse_press_frame; |
ee78dc32 | 195 | |
e597eb7d | 196 | int w32_num_mouse_buttons; |
52cf03a1 | 197 | |
fbd6baed | 198 | Lisp_Object Vw32_swap_mouse_buttons; |
52cf03a1 | 199 | |
689004fa GV |
200 | /* Control whether x_raise_frame also sets input focus. */ |
201 | Lisp_Object Vw32_grab_focus_on_raise; | |
202 | ||
203 | /* Control whether Caps Lock affects non-ascii characters. */ | |
204 | Lisp_Object Vw32_capslock_is_shiftlock; | |
205 | ||
ef0e360f GV |
206 | /* Control whether right-alt and left-ctrl should be recognized as AltGr. */ |
207 | Lisp_Object Vw32_recognize_altgr; | |
208 | ||
ee78dc32 GV |
209 | /* The scroll bar in which the last motion event occurred. |
210 | ||
211 | If the last motion event occurred in a scroll bar, we set this | |
fbd6baed | 212 | so w32_mouse_position can know whether to report a scroll bar motion or |
ee78dc32 GV |
213 | an ordinary motion. |
214 | ||
215 | If the last motion event didn't occur in a scroll bar, we set this | |
fbd6baed | 216 | to Qnil, to tell w32_mouse_position to return an ordinary motion event. */ |
9ef2e2cf JR |
217 | static Lisp_Object last_mouse_scroll_bar; |
218 | static int last_mouse_scroll_bar_pos; | |
ee78dc32 | 219 | |
fbd6baed | 220 | /* This is a hack. We would really prefer that w32_mouse_position would |
ee78dc32 | 221 | return the time associated with the position it returns, but there |
9ef2e2cf | 222 | doesn't seem to be any way to wrest the time-stamp from the server |
ee78dc32 GV |
223 | along with the position query. So, we just keep track of the time |
224 | of the last movement we received, and return that in hopes that | |
225 | it's somewhat accurate. */ | |
ee78dc32 | 226 | |
9ef2e2cf JR |
227 | static Time last_mouse_movement_time; |
228 | ||
229 | /* Incremented by w32_read_socket whenever it really tries to read | |
230 | events. */ | |
a1b9438c | 231 | |
ee78dc32 GV |
232 | #ifdef __STDC__ |
233 | static int volatile input_signal_count; | |
234 | #else | |
235 | static int input_signal_count; | |
236 | #endif | |
237 | ||
238 | extern Lisp_Object Vcommand_line_args, Vsystem_name; | |
239 | ||
38006079 | 240 | #ifndef USE_CRT_DLL |
ee78dc32 | 241 | extern int errno; |
38006079 | 242 | #endif |
ee78dc32 GV |
243 | |
244 | /* A mask of extra modifier bits to put into every keyboard char. */ | |
9ef2e2cf | 245 | |
31ade731 | 246 | extern EMACS_INT extra_keyboard_modifiers; |
ee78dc32 | 247 | |
38006079 | 248 | static void x_update_window_end P_ ((struct window *, int, int)); |
791f420f JR |
249 | static void w32_handle_tool_bar_click P_ ((struct frame *, |
250 | struct input_event *)); | |
1bb8a291 | 251 | static void w32_define_cursor P_ ((Window, Cursor)); |
791f420f JR |
252 | |
253 | void x_lower_frame P_ ((struct frame *)); | |
254 | void x_scroll_bar_clear P_ ((struct frame *)); | |
255 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
256 | void x_raise_frame P_ ((struct frame *)); | |
257 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
258 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
259 | void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
1bb8a291 | 260 | static void w32_initialize P_ ((void)); |
791f420f JR |
261 | static void x_font_min_bounds P_ ((XFontStruct *, int *, int *)); |
262 | int x_compute_min_glyph_bounds P_ ((struct frame *)); | |
791f420f JR |
263 | static void x_update_end P_ ((struct frame *)); |
264 | static void w32_frame_up_to_date P_ ((struct frame *)); | |
4a418b10 JR |
265 | static void w32_set_terminal_modes P_ ((struct terminal *)); |
266 | static void w32_reset_terminal_modes P_ ((struct terminal *)); | |
267 | static void x_clear_frame P_ ((struct frame *)); | |
791f420f JR |
268 | static void frame_highlight P_ ((struct frame *)); |
269 | static void frame_unhighlight P_ ((struct frame *)); | |
73dc743c JR |
270 | static void x_new_focus_frame P_ ((struct w32_display_info *, |
271 | struct frame *)); | |
55131bef JR |
272 | static void x_focus_changed P_ ((int, int, struct w32_display_info *, |
273 | struct frame *, struct input_event *)); | |
274 | static void w32_detect_focus_change P_ ((struct w32_display_info *, | |
275 | W32Msg *, struct input_event *)); | |
791f420f JR |
276 | static void w32_frame_rehighlight P_ ((struct frame *)); |
277 | static void x_frame_rehighlight P_ ((struct w32_display_info *)); | |
278 | static void x_draw_hollow_cursor P_ ((struct window *, struct glyph_row *)); | |
70fa9f1f JR |
279 | static void x_draw_bar_cursor P_ ((struct window *, struct glyph_row *, int, |
280 | enum text_cursor_kinds)); | |
b5a2e277 | 281 | static void w32_clip_to_row P_ ((struct window *, struct glyph_row *, int, HDC)); |
14d050df JB |
282 | static BOOL my_show_window P_ ((struct frame *, HWND, int)); |
283 | static void my_set_window_pos P_ ((HWND, HWND, int, int, int, int, UINT)); | |
284 | static void my_set_focus P_ ((struct frame *, HWND)); | |
285 | static void my_set_foreground_window P_ ((HWND)); | |
286 | static void my_destroy_window P_ ((struct frame *, HWND)); | |
791f420f | 287 | |
ee78dc32 GV |
288 | static Lisp_Object Qvendor_specific_keysyms; |
289 | ||
ee78dc32 | 290 | \f |
9ef2e2cf JR |
291 | /*********************************************************************** |
292 | Debugging | |
293 | ***********************************************************************/ | |
294 | ||
ee78dc32 | 295 | #if 0 |
9ef2e2cf JR |
296 | |
297 | /* This is a function useful for recording debugging information about | |
298 | the sequence of occurrences in this file. */ | |
ee78dc32 | 299 | |
d67d1627 | 300 | struct record |
ee78dc32 GV |
301 | { |
302 | char *locus; | |
303 | int type; | |
304 | }; | |
305 | ||
306 | struct record event_record[100]; | |
307 | ||
308 | int event_record_index; | |
309 | ||
310 | record_event (locus, type) | |
311 | char *locus; | |
312 | int type; | |
313 | { | |
314 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
315 | event_record_index = 0; | |
316 | ||
317 | event_record[event_record_index].locus = locus; | |
318 | event_record[event_record_index].type = type; | |
319 | event_record_index++; | |
320 | } | |
321 | ||
322 | #endif /* 0 */ | |
323 | \f | |
791f420f | 324 | |
c65fd370 RS |
325 | void |
326 | XChangeGC (void * ignore, XGCValues* gc, unsigned long mask, | |
327 | XGCValues *xgcv) | |
791f420f JR |
328 | { |
329 | if (mask & GCForeground) | |
330 | gc->foreground = xgcv->foreground; | |
331 | if (mask & GCBackground) | |
332 | gc->background = xgcv->background; | |
333 | if (mask & GCFont) | |
334 | gc->font = xgcv->font; | |
335 | } | |
336 | ||
337 | XGCValues *XCreateGC (void * ignore, Window window, unsigned long mask, | |
338 | XGCValues *xgcv) | |
339 | { | |
340 | XGCValues *gc = (XGCValues *) xmalloc (sizeof (XGCValues)); | |
341 | bzero (gc, sizeof (XGCValues)); | |
342 | ||
343 | XChangeGC (ignore, gc, mask, xgcv); | |
344 | ||
345 | return gc; | |
346 | } | |
347 | ||
c65fd370 RS |
348 | void |
349 | XGetGCValues (void* ignore, XGCValues *gc, | |
791f420f JR |
350 | unsigned long mask, XGCValues *xgcv) |
351 | { | |
352 | XChangeGC (ignore, xgcv, mask, gc); | |
353 | } | |
354 | ||
791f420f JR |
355 | static void |
356 | w32_set_clip_rectangle (HDC hdc, RECT *rect) | |
357 | { | |
358 | if (rect) | |
359 | { | |
360 | HRGN clip_region = CreateRectRgnIndirect (rect); | |
361 | SelectClipRgn (hdc, clip_region); | |
362 | DeleteObject (clip_region); | |
363 | } | |
364 | else | |
365 | SelectClipRgn (hdc, NULL); | |
366 | } | |
367 | ||
791f420f JR |
368 | |
369 | /* Draw a hollow rectangle at the specified position. */ | |
370 | void | |
371 | w32_draw_rectangle (HDC hdc, XGCValues *gc, int x, int y, | |
372 | int width, int height) | |
373 | { | |
374 | HBRUSH hb, oldhb; | |
375 | HPEN hp, oldhp; | |
376 | ||
377 | hb = CreateSolidBrush (gc->background); | |
378 | hp = CreatePen (PS_SOLID, 0, gc->foreground); | |
379 | oldhb = SelectObject (hdc, hb); | |
380 | oldhp = SelectObject (hdc, hp); | |
381 | ||
382 | Rectangle (hdc, x, y, x + width, y + height); | |
383 | ||
384 | SelectObject (hdc, oldhb); | |
385 | SelectObject (hdc, oldhp); | |
386 | DeleteObject (hb); | |
387 | DeleteObject (hp); | |
388 | } | |
389 | ||
390 | /* Draw a filled rectangle at the specified position. */ | |
d67d1627 | 391 | void |
00fe468b | 392 | w32_fill_rect (f, hdc, pix, lprect) |
ee78dc32 | 393 | FRAME_PTR f; |
00fe468b | 394 | HDC hdc; |
ee78dc32 GV |
395 | COLORREF pix; |
396 | RECT * lprect; | |
397 | { | |
ee78dc32 | 398 | HBRUSH hb; |
791f420f | 399 | |
ee78dc32 | 400 | hb = CreateSolidBrush (pix); |
ee78dc32 | 401 | FillRect (hdc, lprect, hb); |
ee78dc32 | 402 | DeleteObject (hb); |
ee78dc32 GV |
403 | } |
404 | ||
d67d1627 | 405 | void |
fbd6baed | 406 | w32_clear_window (f) |
ee78dc32 GV |
407 | FRAME_PTR f; |
408 | { | |
409 | RECT rect; | |
00fe468b | 410 | HDC hdc = get_frame_dc (f); |
52cf03a1 | 411 | |
e4a52412 JR |
412 | /* Under certain conditions, this can be called at startup with |
413 | a console frame pointer before the GUI frame is created. An HDC | |
414 | of 0 indicates this. */ | |
415 | if (hdc) | |
416 | { | |
417 | GetClientRect (FRAME_W32_WINDOW (f), &rect); | |
418 | w32_clear_rect (f, hdc, &rect); | |
419 | } | |
420 | ||
00fe468b | 421 | release_frame_dc (f, hdc); |
ee78dc32 GV |
422 | } |
423 | ||
424 | \f | |
791f420f JR |
425 | /*********************************************************************** |
426 | Starting and ending an update | |
427 | ***********************************************************************/ | |
d67d1627 | 428 | |
791f420f JR |
429 | /* Start an update of frame F. This function is installed as a hook |
430 | for update_begin, i.e. it is called when update_begin is called. | |
431 | This function is called prior to calls to x_update_window_begin for | |
99012074 | 432 | each window being updated. */ |
ee78dc32 | 433 | |
96214669 | 434 | static void |
791f420f | 435 | x_update_begin (f) |
ee78dc32 GV |
436 | struct frame *f; |
437 | { | |
99012074 AI |
438 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); |
439 | ||
7e6ac5b9 AI |
440 | if (! FRAME_W32_P (f)) |
441 | return; | |
442 | ||
99012074 AI |
443 | /* Regenerate display palette before drawing if list of requested |
444 | colors has changed. */ | |
445 | if (display_info->regen_palette) | |
446 | { | |
447 | w32_regenerate_palette (f); | |
448 | display_info->regen_palette = FALSE; | |
449 | } | |
791f420f | 450 | } |
ee78dc32 | 451 | |
791f420f JR |
452 | |
453 | /* Start update of window W. Set the global variable updated_window | |
454 | to the window being updated and set output_cursor to the cursor | |
455 | position of W. */ | |
456 | ||
457 | static void | |
458 | x_update_window_begin (w) | |
459 | struct window *w; | |
460 | { | |
461 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
462 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); | |
463 | ||
99558ce8 | 464 | /* Hide the system caret during an update. */ |
9785d95b BK |
465 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
466 | { | |
467 | SendMessage (w32_system_caret_hwnd, WM_EMACS_HIDE_CARET, 0, 0); | |
468 | } | |
99558ce8 | 469 | |
791f420f JR |
470 | updated_window = w; |
471 | set_output_cursor (&w->cursor); | |
ee78dc32 GV |
472 | |
473 | BLOCK_INPUT; | |
474 | ||
791f420f | 475 | if (f == display_info->mouse_face_mouse_frame) |
ee78dc32 GV |
476 | { |
477 | /* Don't do highlighting for mouse motion during the update. */ | |
791f420f | 478 | display_info->mouse_face_defer = 1; |
ee78dc32 | 479 | |
9ef2e2cf JR |
480 | /* If F needs to be redrawn, simply forget about any prior mouse |
481 | highlighting. */ | |
ee78dc32 | 482 | if (FRAME_GARBAGED_P (f)) |
791f420f JR |
483 | display_info->mouse_face_window = Qnil; |
484 | ||
ec48c3a7 JR |
485 | #if 0 /* Rows in a current matrix containing glyphs in mouse-face have |
486 | their mouse_face_p flag set, which means that they are always | |
487 | unequal to rows in a desired matrix which never have that | |
488 | flag set. So, rows containing mouse-face glyphs are never | |
489 | scrolled, and we don't have to switch the mouse highlight off | |
490 | here to prevent it from being scrolled. */ | |
d67d1627 | 491 | |
791f420f JR |
492 | /* Can we tell that this update does not affect the window |
493 | where the mouse highlight is? If so, no need to turn off. | |
494 | Likewise, don't do anything if the frame is garbaged; | |
495 | in that case, the frame's current matrix that we would use | |
496 | is all wrong, and we will redisplay that line anyway. */ | |
497 | if (!NILP (display_info->mouse_face_window) | |
498 | && w == XWINDOW (display_info->mouse_face_window)) | |
ee78dc32 | 499 | { |
791f420f | 500 | int i; |
ee78dc32 | 501 | |
791f420f JR |
502 | for (i = 0; i < w->desired_matrix->nrows; ++i) |
503 | if (MATRIX_ROW_ENABLED_P (w->desired_matrix, i)) | |
ee78dc32 GV |
504 | break; |
505 | ||
791f420f JR |
506 | if (i < w->desired_matrix->nrows) |
507 | clear_mouse_face (display_info); | |
ee78dc32 | 508 | } |
ec48c3a7 | 509 | #endif /* 0 */ |
ee78dc32 GV |
510 | } |
511 | ||
512 | UNBLOCK_INPUT; | |
513 | } | |
514 | ||
89271099 | 515 | /* Draw a vertical window border from (x,y0) to (x,y1) */ |
791f420f | 516 | |
96214669 | 517 | static void |
89271099 | 518 | w32_draw_vertical_window_border (w, x, y0, y1) |
791f420f | 519 | struct window *w; |
89271099 | 520 | int x, y0, y1; |
ee78dc32 | 521 | { |
791f420f | 522 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
89271099 KS |
523 | RECT r; |
524 | HDC hdc; | |
cf2c08ca | 525 | struct face *face; |
1c64a4a2 | 526 | |
89271099 KS |
527 | r.left = x; |
528 | r.right = x + 1; | |
529 | r.top = y0; | |
530 | r.bottom = y1; | |
d67d1627 | 531 | |
89271099 | 532 | hdc = get_frame_dc (f); |
cf2c08ca EZ |
533 | face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID); |
534 | if (face) | |
535 | w32_fill_rect (f, hdc, face->foreground, &r); | |
536 | else | |
537 | w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r); | |
538 | ||
89271099 | 539 | release_frame_dc (f, hdc); |
791f420f | 540 | } |
ee78dc32 | 541 | |
d67d1627 | 542 | |
ec48c3a7 JR |
543 | /* End update of window W (which is equal to updated_window). |
544 | ||
545 | Draw vertical borders between horizontally adjacent windows, and | |
546 | display W's cursor if CURSOR_ON_P is non-zero. | |
547 | ||
548 | MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing | |
549 | glyphs in mouse-face were overwritten. In that case we have to | |
550 | make sure that the mouse-highlight is properly redrawn. | |
551 | ||
552 | W may be a menu bar pseudo-window in case we don't have X toolkit | |
553 | support. Such windows don't have a cursor, so don't display it | |
554 | here. */ | |
791f420f JR |
555 | |
556 | static void | |
ec48c3a7 | 557 | x_update_window_end (w, cursor_on_p, mouse_face_overwritten_p) |
791f420f | 558 | struct window *w; |
ec48c3a7 | 559 | int cursor_on_p, mouse_face_overwritten_p; |
791f420f | 560 | { |
89271099 | 561 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame)); |
9f5a911b | 562 | |
791f420f JR |
563 | if (!w->pseudo_window_p) |
564 | { | |
565 | BLOCK_INPUT; | |
ec48c3a7 | 566 | |
791f420f | 567 | if (cursor_on_p) |
89271099 KS |
568 | display_and_set_cursor (w, 1, output_cursor.hpos, |
569 | output_cursor.vpos, | |
570 | output_cursor.x, output_cursor.y); | |
d67d1627 | 571 | |
f94a2622 KS |
572 | if (draw_window_fringes (w, 1)) |
573 | x_draw_vertical_border (w); | |
6b61353c | 574 | |
791f420f JR |
575 | UNBLOCK_INPUT; |
576 | } | |
9f5a911b JR |
577 | |
578 | /* If a row with mouse-face was overwritten, arrange for | |
579 | XTframe_up_to_date to redisplay the mouse highlight. */ | |
580 | if (mouse_face_overwritten_p) | |
581 | { | |
582 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
583 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
584 | dpyinfo->mouse_face_window = Qnil; | |
585 | } | |
586 | ||
99558ce8 JR |
587 | /* Unhide the caret. This won't actually show the cursor, unless it |
588 | was visible before the corresponding call to HideCaret in | |
589 | x_update_window_begin. */ | |
9785d95b BK |
590 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
591 | { | |
592 | SendMessage (w32_system_caret_hwnd, WM_EMACS_SHOW_CARET, 0, 0); | |
593 | } | |
99558ce8 | 594 | |
791f420f JR |
595 | updated_window = NULL; |
596 | } | |
597 | ||
9ef2e2cf JR |
598 | |
599 | /* End update of frame F. This function is installed as a hook in | |
600 | update_end. */ | |
601 | ||
791f420f JR |
602 | static void |
603 | x_update_end (f) | |
604 | struct frame *f; | |
605 | { | |
7e6ac5b9 AI |
606 | if (! FRAME_W32_P (f)) |
607 | return; | |
608 | ||
791f420f JR |
609 | /* Mouse highlight may be displayed again. */ |
610 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
ee78dc32 GV |
611 | } |
612 | ||
9ef2e2cf | 613 | |
791f420f JR |
614 | /* This function is called from various places in xdisp.c whenever a |
615 | complete update has been performed. The global variable | |
616 | updated_window is not available here. */ | |
ee78dc32 | 617 | |
96214669 | 618 | static void |
fbd6baed | 619 | w32_frame_up_to_date (f) |
791f420f | 620 | struct frame *f; |
ee78dc32 | 621 | { |
791f420f | 622 | if (FRAME_W32_P (f)) |
ee78dc32 | 623 | { |
791f420f | 624 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
89271099 | 625 | |
791f420f JR |
626 | if (dpyinfo->mouse_face_deferred_gc |
627 | || f == dpyinfo->mouse_face_mouse_frame) | |
628 | { | |
629 | BLOCK_INPUT; | |
630 | if (dpyinfo->mouse_face_mouse_frame) | |
631 | note_mouse_highlight (dpyinfo->mouse_face_mouse_frame, | |
632 | dpyinfo->mouse_face_mouse_x, | |
633 | dpyinfo->mouse_face_mouse_y); | |
634 | dpyinfo->mouse_face_deferred_gc = 0; | |
635 | UNBLOCK_INPUT; | |
636 | } | |
ee78dc32 GV |
637 | } |
638 | } | |
791f420f JR |
639 | |
640 | ||
641 | /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay | |
33c34bea | 642 | arrow bitmaps, or clear the fringes if no bitmaps are required |
791f420f | 643 | before DESIRED_ROW is made current. The window being updated is |
b71b8111 | 644 | found in updated_window. This function is called from |
791f420f JR |
645 | update_window_line only if it is known that there are differences |
646 | between bitmaps to be drawn between current row and DESIRED_ROW. */ | |
647 | ||
648 | static void | |
649 | x_after_update_window_line (desired_row) | |
650 | struct glyph_row *desired_row; | |
651 | { | |
652 | struct window *w = updated_window; | |
6ff3e5e3 JR |
653 | struct frame *f; |
654 | int width, height; | |
655 | ||
791f420f | 656 | xassert (w); |
d67d1627 | 657 | |
791f420f | 658 | if (!desired_row->mode_line_p && !w->pseudo_window_p) |
6b61353c | 659 | desired_row->redraw_fringe_bitmaps_p = 1; |
791f420f | 660 | |
6ff3e5e3 JR |
661 | /* When a window has disappeared, make sure that no rest of |
662 | full-width rows stays visible in the internal border. Could | |
663 | check here if updated_window is the leftmost/rightmost window, | |
664 | but I guess it's not worth doing since vertically split windows | |
665 | are almost never used, internal border is rarely set, and the | |
666 | overhead is very small. */ | |
667 | if (windows_or_buffers_changed | |
668 | && desired_row->full_width_p | |
669 | && (f = XFRAME (w->frame), | |
670 | width = FRAME_INTERNAL_BORDER_WIDTH (f), | |
671 | width != 0) | |
672 | && (height = desired_row->visible_height, | |
673 | height > 0)) | |
674 | { | |
675 | int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y)); | |
89271099 | 676 | |
6ff3e5e3 JR |
677 | /* Internal border is drawn below the tool bar. */ |
678 | if (WINDOWP (f->tool_bar_window) | |
679 | && w == XWINDOW (f->tool_bar_window)) | |
680 | y -= width; | |
681 | ||
682 | BLOCK_INPUT; | |
683 | { | |
684 | HDC hdc = get_frame_dc (f); | |
685 | w32_clear_area (f, hdc, 0, y, width, height); | |
62e50ec6 | 686 | w32_clear_area (f, hdc, FRAME_PIXEL_WIDTH (f) - width, |
6ff3e5e3 JR |
687 | y, width, height); |
688 | release_frame_dc (f, hdc); | |
689 | } | |
791f420f JR |
690 | UNBLOCK_INPUT; |
691 | } | |
692 | } | |
693 | ||
694 | ||
33c34bea | 695 | /* Draw the bitmap WHICH in one of the left or right fringes of |
791f420f JR |
696 | window W. ROW is the glyph row for which to display the bitmap; it |
697 | determines the vertical position at which the bitmap has to be | |
698 | drawn. */ | |
699 | ||
700 | static void | |
b6ae1532 | 701 | w32_draw_fringe_bitmap (w, row, p) |
791f420f | 702 | struct window *w; |
791f420f | 703 | struct glyph_row *row; |
b6ae1532 | 704 | struct draw_fringe_bitmap_params *p; |
791f420f JR |
705 | { |
706 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
b6ae1532 KS |
707 | HDC hdc; |
708 | struct face *face = p->face; | |
6b61353c | 709 | int rowY; |
b6ae1532 KS |
710 | |
711 | hdc = get_frame_dc (f); | |
791f420f | 712 | |
06929222 YM |
713 | if (!p->overlay_p) |
714 | { | |
715 | int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny; | |
716 | ||
717 | /* If the fringe is adjacent to the left (right) scroll bar of a | |
718 | leftmost (rightmost, respectively) window, then extend its | |
719 | background to the gap between the fringe and the bar. */ | |
720 | if ((WINDOW_LEFTMOST_P (w) | |
721 | && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w)) | |
722 | || (WINDOW_RIGHTMOST_P (w) | |
723 | && WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w))) | |
724 | { | |
725 | int sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); | |
726 | ||
727 | if (sb_width > 0) | |
728 | { | |
729 | int left = WINDOW_SCROLL_BAR_AREA_X (w); | |
730 | int width = (WINDOW_CONFIG_SCROLL_BAR_COLS (w) | |
731 | * FRAME_COLUMN_WIDTH (f)); | |
732 | ||
733 | if (bx < 0) | |
734 | { | |
735 | /* Bitmap fills the fringe. */ | |
736 | if (left + width == p->x) | |
737 | bx = left + sb_width; | |
738 | else if (p->x + p->wd == left) | |
739 | bx = left; | |
740 | if (bx >= 0) | |
741 | { | |
742 | int header_line_height = WINDOW_HEADER_LINE_HEIGHT (w); | |
743 | ||
744 | nx = width - sb_width; | |
745 | by = WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height, | |
746 | row->y)); | |
747 | ny = row->visible_height; | |
748 | } | |
749 | } | |
750 | else | |
751 | { | |
752 | if (left + width == bx) | |
753 | { | |
754 | bx = left + sb_width; | |
755 | nx += width - sb_width; | |
756 | } | |
757 | else if (bx + nx == left) | |
758 | nx += width - sb_width; | |
759 | } | |
760 | } | |
761 | } | |
762 | ||
763 | if (bx >= 0 && nx > 0) | |
764 | w32_fill_area (f, hdc, face->background, bx, by, nx, ny); | |
765 | } | |
766 | ||
791f420f | 767 | /* Must clip because of partially visible lines. */ |
6b61353c KH |
768 | rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
769 | if (p->y < rowY) | |
770 | { | |
771 | /* Adjust position of "bottom aligned" bitmap on partially | |
772 | visible last row. */ | |
773 | int oldY = row->y; | |
774 | int oldVH = row->visible_height; | |
775 | row->visible_height = p->h; | |
776 | row->y -= rowY - p->y; | |
b5a2e277 | 777 | w32_clip_to_row (w, row, -1, hdc); |
6b61353c KH |
778 | row->y = oldY; |
779 | row->visible_height = oldVH; | |
780 | } | |
781 | else | |
b5a2e277 | 782 | w32_clip_to_row (w, row, -1, hdc); |
791f420f | 783 | |
0e9e9a2c | 784 | if (p->which && p->which < max_fringe_bmp) |
b6ae1532 KS |
785 | { |
786 | HBITMAP pixmap = fringe_bmp[p->which]; | |
787 | HDC compat_hdc; | |
788 | HANDLE horig_obj; | |
791f420f | 789 | |
b6ae1532 | 790 | compat_hdc = CreateCompatibleDC (hdc); |
6b61353c | 791 | |
b6ae1532 | 792 | SaveDC (hdc); |
791f420f | 793 | |
b6ae1532 | 794 | horig_obj = SelectObject (compat_hdc, pixmap); |
fccb8288 | 795 | |
6b61353c KH |
796 | /* Paint overlays transparently. */ |
797 | if (p->overlay_p) | |
798 | { | |
799 | HBRUSH h_brush, h_orig_brush; | |
800 | ||
801 | SetTextColor (hdc, BLACK_PIX_DEFAULT (f)); | |
802 | SetBkColor (hdc, WHITE_PIX_DEFAULT (f)); | |
803 | h_brush = CreateSolidBrush (face->foreground); | |
804 | h_orig_brush = SelectObject (hdc, h_brush); | |
805 | ||
806 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
807 | compat_hdc, 0, p->dh, | |
808 | DSTINVERT); | |
809 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
810 | compat_hdc, 0, p->dh, | |
811 | 0x2E064A); | |
812 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
813 | compat_hdc, 0, p->dh, | |
814 | DSTINVERT); | |
815 | ||
816 | SelectObject (hdc, h_orig_brush); | |
817 | DeleteObject (h_brush); | |
818 | } | |
819 | else | |
820 | { | |
821 | SetTextColor (hdc, face->background); | |
822 | SetBkColor (hdc, (p->cursor_p | |
823 | ? f->output_data.w32->cursor_pixel | |
824 | : face->foreground)); | |
825 | ||
826 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
827 | compat_hdc, 0, p->dh, | |
828 | SRCCOPY); | |
829 | } | |
791f420f | 830 | |
b6ae1532 KS |
831 | SelectObject (compat_hdc, horig_obj); |
832 | DeleteDC (compat_hdc); | |
833 | RestoreDC (hdc, -1); | |
d33c49e8 | 834 | } |
791f420f | 835 | |
b6ae1532 | 836 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 837 | |
791f420f JR |
838 | release_frame_dc (f, hdc); |
839 | } | |
840 | ||
6b61353c KH |
841 | static void |
842 | w32_define_fringe_bitmap (which, bits, h, wd) | |
843 | int which; | |
844 | unsigned short *bits; | |
845 | int h, wd; | |
846 | { | |
0e9e9a2c KS |
847 | if (which >= max_fringe_bmp) |
848 | { | |
849 | int i = max_fringe_bmp; | |
850 | max_fringe_bmp = which + 20; | |
851 | fringe_bmp = (HBITMAP *) xrealloc (fringe_bmp, max_fringe_bmp * sizeof (HBITMAP)); | |
852 | while (i < max_fringe_bmp) | |
853 | fringe_bmp[i++] = 0; | |
854 | } | |
855 | ||
6b61353c KH |
856 | fringe_bmp[which] = CreateBitmap (wd, h, 1, 1, bits); |
857 | } | |
858 | ||
859 | static void | |
860 | w32_destroy_fringe_bitmap (which) | |
861 | int which; | |
862 | { | |
0e9e9a2c KS |
863 | if (which >= max_fringe_bmp) |
864 | return; | |
865 | ||
6b61353c KH |
866 | if (fringe_bmp[which]) |
867 | DeleteObject (fringe_bmp[which]); | |
868 | fringe_bmp[which] = 0; | |
869 | } | |
870 | ||
871 | ||
ee78dc32 | 872 | \f |
9ef2e2cf JR |
873 | /* This is called when starting Emacs and when restarting after |
874 | suspend. When starting Emacs, no window is mapped. And nothing | |
875 | must be done to Emacs's own window if it is suspended (though that | |
876 | rarely happens). */ | |
ee78dc32 | 877 | |
96214669 | 878 | static void |
4a418b10 | 879 | w32_set_terminal_modes (struct terminal *term) |
ee78dc32 GV |
880 | { |
881 | } | |
882 | ||
9ef2e2cf JR |
883 | /* This is called when exiting or suspending Emacs. Exiting will make |
884 | the W32 windows go away, and suspending requires no action. */ | |
ee78dc32 | 885 | |
96214669 | 886 | static void |
4a418b10 | 887 | w32_reset_terminal_modes (struct terminal *term) |
ee78dc32 GV |
888 | { |
889 | } | |
791f420f | 890 | |
9ef2e2cf | 891 | |
ee78dc32 | 892 | \f |
791f420f JR |
893 | /*********************************************************************** |
894 | Display Iterator | |
895 | ***********************************************************************/ | |
896 | ||
897 | /* Function prototypes of this page. */ | |
898 | ||
3aefd49f | 899 | XCharStruct *w32_per_char_metric P_ ((XFontStruct *, wchar_t *, int)); |
66f30e44 JR |
900 | static int w32_encode_char P_ ((int, wchar_t *, struct font_info *, |
901 | struct charset *, int *)); | |
cabb23bc | 902 | |
791f420f JR |
903 | |
904 | /* Get metrics of character CHAR2B in FONT. Value is always non-null. | |
905 | If CHAR2B is not contained in FONT, the font's default character | |
9ef2e2cf | 906 | metric is returned. */ |
791f420f | 907 | |
82f9d565 AI |
908 | static int |
909 | w32_bdf_per_char_metric (font, char2b, dim, pcm) | |
9127e20e JR |
910 | XFontStruct *font; |
911 | wchar_t *char2b; | |
912 | int dim; | |
82f9d565 | 913 | XCharStruct * pcm; |
9127e20e JR |
914 | { |
915 | glyph_metric * bdf_metric; | |
916 | char buf[2]; | |
9127e20e JR |
917 | |
918 | if (dim == 1) | |
4b99045f | 919 | buf[0] = (char)(*char2b); |
9127e20e JR |
920 | else |
921 | { | |
6b6bd726 KS |
922 | buf[0] = XCHAR2B_BYTE1 (char2b); |
923 | buf[1] = XCHAR2B_BYTE2 (char2b); | |
9127e20e JR |
924 | } |
925 | ||
926 | bdf_metric = w32_BDF_TextMetric (font->bdf, buf, dim); | |
927 | ||
928 | if (bdf_metric) | |
929 | { | |
930 | pcm->width = bdf_metric->dwidth; | |
931 | pcm->lbearing = bdf_metric->bbox; | |
932 | pcm->rbearing = bdf_metric->dwidth | |
933 | - (bdf_metric->bbox + bdf_metric->bbw); | |
934 | pcm->ascent = bdf_metric->bboy + bdf_metric->bbh; | |
00c96995 | 935 | pcm->descent = -bdf_metric->bboy; |
82f9d565 AI |
936 | |
937 | return 1; | |
9127e20e | 938 | } |
82f9d565 | 939 | return 0; |
9127e20e JR |
940 | } |
941 | ||
942 | ||
82f9d565 AI |
943 | static int |
944 | w32_native_per_char_metric (font, char2b, font_type, pcm) | |
791f420f JR |
945 | XFontStruct *font; |
946 | wchar_t *char2b; | |
9ef2e2cf | 947 | enum w32_char_font_type font_type; |
82f9d565 | 948 | XCharStruct * pcm; |
cabb23bc | 949 | { |
82f9d565 AI |
950 | HDC hdc = GetDC (NULL); |
951 | HFONT old_font; | |
952 | BOOL retval = FALSE; | |
cabb23bc | 953 | |
791f420f | 954 | xassert (font && char2b); |
82f9d565 AI |
955 | xassert (font->hfont); |
956 | xassert (font_type == UNICODE_FONT || font_type == ANSI_FONT); | |
cabb23bc | 957 | |
82f9d565 | 958 | old_font = SelectObject (hdc, font->hfont); |
791f420f | 959 | |
dfaaaafb | 960 | if ((font->tm.tmPitchAndFamily & TMPF_TRUETYPE) != 0) |
791f420f | 961 | { |
dfaaaafb AI |
962 | ABC char_widths; |
963 | ||
964 | if (font_type == UNICODE_FONT) | |
965 | retval = GetCharABCWidthsW (hdc, *char2b, *char2b, &char_widths); | |
82f9d565 | 966 | else |
dfaaaafb AI |
967 | retval = GetCharABCWidthsA (hdc, *char2b, *char2b, &char_widths); |
968 | ||
969 | if (retval) | |
970 | { | |
f6dd0c50 JR |
971 | #if 0 |
972 | /* Disabled until we can find a way to get the right results | |
973 | on all versions of Windows. */ | |
974 | ||
73dc743c JR |
975 | /* Don't trust the ABC widths. For synthesized fonts they are |
976 | wrong, and so is the result of GetCharWidth()! */ | |
977 | int real_width; | |
978 | GetCharWidth (hdc, *char2b, *char2b, &real_width); | |
f6dd0c50 | 979 | #endif |
c2baa2b6 JR |
980 | if (cleartype_active) |
981 | { | |
982 | /* Cleartype antialiasing causes characters to overhang | |
983 | by a pixel on each side compared with what GetCharABCWidths | |
984 | reports. */ | |
985 | char_widths.abcA -= 1; | |
986 | char_widths.abcC -= 1; | |
987 | char_widths.abcB += 2; | |
988 | } | |
989 | ||
dfaaaafb | 990 | pcm->width = char_widths.abcA + char_widths.abcB + char_widths.abcC; |
f6dd0c50 | 991 | #if 0 |
73dc743c JR |
992 | /* As far as I can tell, this is the best way to determine what |
993 | ExtTextOut will do with the broken font. */ | |
994 | if (pcm->width != real_width) | |
995 | pcm->width = (pcm->width + real_width) / 2; | |
f6dd0c50 | 996 | #endif |
dfaaaafb | 997 | pcm->lbearing = char_widths.abcA; |
73dc743c | 998 | pcm->rbearing = char_widths.abcA + char_widths.abcB; |
82f9d565 AI |
999 | pcm->ascent = FONT_BASE (font); |
1000 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 1001 | } |
791f420f | 1002 | } |
82f9d565 AI |
1003 | |
1004 | if (!retval) | |
791f420f | 1005 | { |
82f9d565 AI |
1006 | /* Either font is not a True-type font, or GetCharABCWidthsW |
1007 | failed (it is not supported on Windows 9x for instance), so we | |
1008 | can't determine the full info we would like. All is not lost | |
1009 | though - we can call GetTextExtentPoint32 to get rbearing and | |
1010 | deduce width based on the font's per-string overhang. lbearing | |
1011 | is assumed to be zero. */ | |
01b220b6 JR |
1012 | |
1013 | /* TODO: Some Thai characters (and other composites if Windows | |
1014 | supports them) do have lbearing, and report their total width | |
1015 | as zero. Need some way of handling them when | |
1016 | GetCharABCWidthsW fails. */ | |
82f9d565 AI |
1017 | SIZE sz; |
1018 | ||
1019 | if (font_type == UNICODE_FONT) | |
1020 | retval = GetTextExtentPoint32W (hdc, char2b, 1, &sz); | |
1021 | else | |
1022 | retval = GetTextExtentPoint32A (hdc, (char*)char2b, 1, &sz); | |
791f420f JR |
1023 | |
1024 | if (retval) | |
dfaaaafb | 1025 | { |
b70be253 JR |
1026 | pcm->width = sz.cx; |
1027 | pcm->rbearing = sz.cx + font->tm.tmOverhang; | |
dfaaaafb | 1028 | pcm->lbearing = 0; |
82f9d565 AI |
1029 | pcm->ascent = FONT_BASE (font); |
1030 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 1031 | } |
791f420f JR |
1032 | } |
1033 | ||
791f420f | 1034 | |
93ff4395 JR |
1035 | if (pcm->width == 0 && (pcm->rbearing - pcm->lbearing) == 0) |
1036 | { | |
82f9d565 | 1037 | retval = FALSE; |
93ff4395 JR |
1038 | } |
1039 | ||
82f9d565 AI |
1040 | SelectObject (hdc, old_font); |
1041 | ReleaseDC (NULL, hdc); | |
1042 | ||
1043 | return retval; | |
1044 | } | |
1045 | ||
1046 | ||
3aefd49f | 1047 | XCharStruct * |
82f9d565 AI |
1048 | w32_per_char_metric (font, char2b, font_type) |
1049 | XFontStruct *font; | |
1050 | wchar_t *char2b; | |
6b6bd726 | 1051 | int /* enum w32_char_font_type */ font_type; |
82f9d565 AI |
1052 | { |
1053 | /* The result metric information. */ | |
1054 | XCharStruct *pcm; | |
1055 | BOOL retval; | |
1056 | ||
1057 | xassert (font && char2b); | |
66f30e44 JR |
1058 | |
1059 | /* TODO: This function is currently called through the RIF, and in | |
1060 | some cases font_type is UNKNOWN_FONT. We currently allow the | |
1061 | cached metrics to be used, which seems to work, but in cases | |
1062 | where font_type is UNKNOWN_FONT, we probably haven't encoded | |
1063 | char2b appropriately. All callers need checking to see what they | |
1064 | are passing. This is most likely to affect variable width fonts | |
1065 | outside the Latin-1 range, particularly in languages like Thai | |
1066 | that rely on rbearing and lbearing to provide composition. I | |
1067 | don't think that is working currently anyway, but we don't seem | |
1068 | to have anyone testing such languages on Windows. */ | |
e9eee23e | 1069 | |
82f9d565 | 1070 | /* Handle the common cases quickly. */ |
4b99045f | 1071 | if (!font->bdf && font->per_char == NULL) |
82f9d565 AI |
1072 | /* TODO: determine whether char2b exists in font? */ |
1073 | return &font->max_bounds; | |
4b99045f | 1074 | else if (!font->bdf && *char2b < 128) |
82f9d565 AI |
1075 | return &font->per_char[*char2b]; |
1076 | ||
66f30e44 JR |
1077 | xassert (font_type != UNKNOWN_FONT); |
1078 | ||
82f9d565 AI |
1079 | pcm = &font->scratch; |
1080 | ||
1081 | if (font_type == BDF_1D_FONT) | |
1082 | retval = w32_bdf_per_char_metric (font, char2b, 1, pcm); | |
1083 | else if (font_type == BDF_2D_FONT) | |
1084 | retval = w32_bdf_per_char_metric (font, char2b, 2, pcm); | |
1085 | else | |
1086 | retval = w32_native_per_char_metric (font, char2b, font_type, pcm); | |
1087 | ||
1088 | if (retval) | |
1089 | return pcm; | |
1090 | ||
1091 | return NULL; | |
1092 | } | |
1093 | ||
1094 | void | |
1095 | w32_cache_char_metrics (font) | |
1096 | XFontStruct *font; | |
1097 | { | |
1098 | wchar_t char2b = L'x'; | |
1099 | ||
1100 | /* Cache char metrics for the common cases. */ | |
1101 | if (font->bdf) | |
1102 | { | |
1103 | /* TODO: determine whether font is fixed-pitch. */ | |
00c96995 JR |
1104 | if (!w32_bdf_per_char_metric (font, &char2b, 1, &font->max_bounds)) |
1105 | { | |
1106 | /* Use the font width and height as max bounds, as not all BDF | |
1107 | fonts contain the letter 'x'. */ | |
11e260be | 1108 | font->max_bounds.width = FONT_WIDTH (font); |
00c96995 | 1109 | font->max_bounds.lbearing = -font->bdf->llx; |
11e260be | 1110 | font->max_bounds.rbearing = FONT_WIDTH (font) - font->bdf->urx; |
00c96995 JR |
1111 | font->max_bounds.ascent = FONT_BASE (font); |
1112 | font->max_bounds.descent = FONT_DESCENT (font); | |
1113 | } | |
82f9d565 AI |
1114 | } |
1115 | else | |
1116 | { | |
f1eed8ff JR |
1117 | if (((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) != 0) |
1118 | /* Some fonts (eg DBCS fonts) are marked as fixed width even | |
1119 | though they contain characters of different widths. */ | |
1120 | || (font->tm.tmMaxCharWidth != font->tm.tmAveCharWidth)) | |
82f9d565 AI |
1121 | { |
1122 | /* Font is not fixed pitch, so cache per_char info for the | |
1123 | ASCII characters. It would be much more work, and probably | |
1124 | not worth it, to cache other chars, since we may change | |
1125 | between using Unicode and ANSI text drawing functions at | |
1126 | run-time. */ | |
1127 | int i; | |
1128 | ||
1129 | font->per_char = xmalloc (128 * sizeof(XCharStruct)); | |
1130 | for (i = 0; i < 128; i++) | |
1131 | { | |
1132 | char2b = i; | |
1133 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1134 | &font->per_char[i]); | |
1135 | } | |
1136 | } | |
1137 | else | |
1138 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1139 | &font->max_bounds); | |
1140 | } | |
791f420f JR |
1141 | } |
1142 | ||
1143 | ||
9ef2e2cf | 1144 | /* Determine if a font is double byte. */ |
decb374a JB |
1145 | static int |
1146 | w32_font_is_double_byte (XFontStruct *font) | |
9ef2e2cf JR |
1147 | { |
1148 | return font->double_byte_p; | |
1149 | } | |
1150 | ||
1151 | ||
d67d1627 | 1152 | static BOOL |
d6ff54d5 JR |
1153 | w32_use_unicode_for_codepage (codepage) |
1154 | int codepage; | |
1155 | { | |
1156 | /* If the current codepage is supported, use Unicode for output. */ | |
1157 | return (w32_enable_unicode_output | |
1158 | && codepage != CP_8BIT | |
1159 | && (codepage == CP_UNICODE || IsValidCodePage (codepage))); | |
1160 | } | |
1161 | ||
791f420f JR |
1162 | /* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is |
1163 | the two-byte form of C. Encoding is returned in *CHAR2B. */ | |
1164 | ||
6b6bd726 | 1165 | static int /* enum w32_char_font_type */ |
66f30e44 | 1166 | w32_encode_char (c, char2b, font_info, charset, two_byte_p) |
791f420f JR |
1167 | int c; |
1168 | wchar_t *char2b; | |
1169 | struct font_info *font_info; | |
66f30e44 | 1170 | struct charset *charset; |
9ef2e2cf | 1171 | int * two_byte_p; |
791f420f | 1172 | { |
791f420f | 1173 | int codepage; |
9ef2e2cf | 1174 | int unicode_p = 0; |
344630d6 | 1175 | int internal_two_byte_p = 0; |
9ef2e2cf | 1176 | |
791f420f JR |
1177 | XFontStruct *font = font_info->font; |
1178 | ||
344630d6 | 1179 | internal_two_byte_p = w32_font_is_double_byte (font); |
41375f89 JR |
1180 | codepage = font_info->codepage; |
1181 | ||
1182 | /* If font can output unicode, use the original unicode character. */ | |
1183 | if ( font && !font->bdf && w32_use_unicode_for_codepage (codepage) | |
1184 | && c >= 0x100) | |
1185 | { | |
1186 | *char2b = c; | |
1187 | unicode_p = 1; | |
1188 | internal_two_byte_p = 1; | |
1189 | } | |
9ef2e2cf | 1190 | |
791f420f JR |
1191 | /* FONT_INFO may define a scheme by which to encode byte1 and byte2. |
1192 | This may be either a program in a special encoder language or a | |
1193 | fixed encoding. */ | |
41375f89 | 1194 | else if (font_info->font_encoder) |
791f420f JR |
1195 | { |
1196 | /* It's a program. */ | |
1197 | struct ccl_program *ccl = font_info->font_encoder; | |
1198 | ||
1199 | if (CHARSET_DIMENSION (charset) == 1) | |
1200 | { | |
8f924df7 | 1201 | ccl->reg[0] = CHARSET_ID (charset); |
6b6bd726 | 1202 | ccl->reg[1] = XCHAR2B_BYTE2 (char2b); |
2bf04b9d | 1203 | ccl->reg[2] = -1; |
791f420f JR |
1204 | } |
1205 | else | |
1206 | { | |
8f924df7 | 1207 | ccl->reg[0] = CHARSET_ID (charset); |
6b6bd726 KS |
1208 | ccl->reg[1] = XCHAR2B_BYTE1 (char2b); |
1209 | ccl->reg[2] = XCHAR2B_BYTE2 (char2b); | |
791f420f JR |
1210 | } |
1211 | ||
8f924df7 | 1212 | ccl_driver (ccl, NULL, NULL, 0, 0, Qnil); |
791f420f JR |
1213 | |
1214 | /* We assume that MSBs are appropriately set/reset by CCL | |
1215 | program. */ | |
344630d6 | 1216 | if (!internal_two_byte_p) /* 1-byte font */ |
6b6bd726 | 1217 | STORE_XCHAR2B (char2b, 0, ccl->reg[1]); |
791f420f | 1218 | else |
6b6bd726 | 1219 | STORE_XCHAR2B (char2b, ccl->reg[1], ccl->reg[2]); |
791f420f | 1220 | } |
66f30e44 | 1221 | else if (font_info->encoding_type) |
791f420f JR |
1222 | { |
1223 | /* Fixed encoding scheme. See fontset.h for the meaning of the | |
1224 | encoding numbers. */ | |
66f30e44 | 1225 | unsigned char enc = font_info->encoding_type; |
d67d1627 | 1226 | |
791f420f JR |
1227 | if ((enc == 1 || enc == 2) |
1228 | && CHARSET_DIMENSION (charset) == 2) | |
6b6bd726 | 1229 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b) | 0x80, XCHAR2B_BYTE2 (char2b)); |
d67d1627 | 1230 | |
41375f89 | 1231 | if (enc == 1 || enc == 3 || (enc == 4 && CHARSET_DIMENSION (charset) == 1)) |
6b6bd726 | 1232 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b) | 0x80); |
791f420f JR |
1233 | else if (enc == 4) |
1234 | { | |
41375f89 | 1235 | int code = (int) (*char2b); |
791f420f | 1236 | |
8f924df7 KH |
1237 | JIS_TO_SJIS (code); |
1238 | STORE_XCHAR2B (char2b, (code >> 8), (code & 0xFF)); | |
791f420f JR |
1239 | } |
1240 | } | |
344630d6 JR |
1241 | |
1242 | if (two_byte_p) | |
1243 | *two_byte_p = internal_two_byte_p; | |
1244 | ||
9ef2e2cf JR |
1245 | if (!font) |
1246 | return UNKNOWN_FONT; | |
9127e20e JR |
1247 | else if (font->bdf && CHARSET_DIMENSION (charset) == 1) |
1248 | return BDF_1D_FONT; | |
9ef2e2cf | 1249 | else if (font->bdf) |
9127e20e | 1250 | return BDF_2D_FONT; |
9ef2e2cf JR |
1251 | else if (unicode_p) |
1252 | return UNICODE_FONT; | |
1253 | else | |
1254 | return ANSI_FONT; | |
791f420f JR |
1255 | } |
1256 | ||
1257 | ||
66f30e44 JR |
1258 | /* Return a char-table whose elements are t if the font FONT_INFO |
1259 | contains a glyph for the corresponding character, and nil if not. | |
1260 | ||
1261 | Fixme: For the moment, this function works only for fonts whose | |
1262 | glyph encoding is the same as Unicode (e.g. ISO10646-1 fonts). */ | |
1263 | ||
1264 | Lisp_Object | |
1265 | x_get_font_repertory (f, font_info) | |
1266 | FRAME_PTR f; | |
1267 | struct font_info *font_info; | |
1268 | { | |
66f30e44 JR |
1269 | XFontStruct *font = (XFontStruct *) font_info->font; |
1270 | Lisp_Object table; | |
1271 | int min_byte1, max_byte1, min_byte2, max_byte2; | |
027f6f90 JR |
1272 | int c; |
1273 | struct charset *charset = CHARSET_FROM_ID (font_info->charset); | |
1274 | int offset = CHARSET_OFFSET (charset); | |
66f30e44 JR |
1275 | |
1276 | table = Fmake_char_table (Qnil, Qnil); | |
1277 | ||
41375f89 JR |
1278 | if (!font->bdf && pfnGetFontUnicodeRanges) |
1279 | { | |
1280 | GLYPHSET *glyphset; | |
1281 | DWORD glyphset_size; | |
1282 | HDC display = get_frame_dc (f); | |
1283 | HFONT prev_font; | |
1284 | int i; | |
1285 | ||
1286 | prev_font = SelectObject (display, font->hfont); | |
1287 | ||
1288 | /* First call GetFontUnicodeRanges to find out how big a structure | |
1289 | we need. */ | |
1290 | glyphset_size = pfnGetFontUnicodeRanges (display, NULL); | |
1291 | if (glyphset_size) | |
1292 | { | |
1293 | glyphset = (GLYPHSET *) alloca (glyphset_size); | |
1294 | glyphset->cbThis = glyphset_size; | |
1295 | ||
1296 | /* Now call it again to get the ranges. */ | |
1297 | glyphset_size = pfnGetFontUnicodeRanges (display, glyphset); | |
1298 | ||
1299 | if (glyphset_size) | |
1300 | { | |
1301 | /* Store the ranges in TABLE. */ | |
1302 | for (i = 0; i < glyphset->cRanges; i++) | |
1303 | { | |
1304 | int from = glyphset->ranges[i].wcLow; | |
1305 | int to = from + glyphset->ranges[i].cGlyphs - 1; | |
1306 | char_table_set_range (table, from, to, Qt); | |
1307 | } | |
1308 | } | |
1309 | } | |
1310 | ||
1311 | SelectObject (display, prev_font); | |
1312 | release_frame_dc (f, display); | |
1313 | ||
1314 | /* If we got the information we wanted above, then return it. */ | |
1315 | if (glyphset_size) | |
1316 | return table; | |
1317 | } | |
1318 | ||
1319 | #if 0 /* TODO: Convert to work on Windows so BDF and older platforms work. */ | |
1320 | /* When GetFontUnicodeRanges is not available or does not work, | |
1321 | work it out manually. */ | |
66f30e44 JR |
1322 | min_byte1 = font->min_byte1; |
1323 | max_byte1 = font->max_byte1; | |
1324 | min_byte2 = font->min_char_or_byte2; | |
1325 | max_byte2 = font->max_char_or_byte2; | |
1326 | if (min_byte1 == 0 && max_byte1 == 0) | |
1327 | { | |
1328 | if (! font->per_char || font->all_chars_exist == True) | |
027f6f90 JR |
1329 | { |
1330 | if (offset >= 0) | |
1331 | char_table_set_range (table, offset + min_byte2, | |
1332 | offset + max_byte2, Qt); | |
1333 | else | |
1334 | for (; min_byte2 <= max_byte2; min_byte2++) | |
1335 | { | |
1336 | c = DECODE_CHAR (charset, min_byte2); | |
1337 | CHAR_TABLE_SET (table, c, Qt); | |
1338 | } | |
1339 | } | |
66f30e44 JR |
1340 | else |
1341 | { | |
1342 | XCharStruct *pcm = font->per_char; | |
1343 | int from = -1; | |
1344 | int i; | |
1345 | ||
1346 | for (i = min_byte2; i <= max_byte2; i++, pcm++) | |
1347 | { | |
1348 | if (pcm->width == 0 && pcm->rbearing == pcm->lbearing) | |
1349 | { | |
1350 | if (from >= 0) | |
1351 | { | |
027f6f90 JR |
1352 | if (offset >= 0) |
1353 | char_table_set_range (table, offset + from, | |
1354 | offset + i - 1, Qt); | |
1355 | else | |
1356 | for (; from < i; from++) | |
1357 | { | |
1358 | c = DECODE_CHAR (charset, from); | |
1359 | CHAR_TABLE_SET (table, c, Qt); | |
1360 | } | |
66f30e44 JR |
1361 | from = -1; |
1362 | } | |
1363 | } | |
1364 | else if (from < 0) | |
1365 | from = i; | |
1366 | } | |
1367 | if (from >= 0) | |
027f6f90 JR |
1368 | { |
1369 | if (offset >= 0) | |
1370 | char_table_set_range (table, offset + from, offset + i - 1, | |
1371 | Qt); | |
1372 | else | |
1373 | for (; from < i; from++) | |
1374 | { | |
1375 | c = DECODE_CHAR (charset, from); | |
1376 | CHAR_TABLE_SET (table, c, Qt); | |
1377 | } | |
1378 | } | |
66f30e44 JR |
1379 | } |
1380 | } | |
1381 | else | |
1382 | { | |
1383 | if (! font->per_char || font->all_chars_exist == True) | |
1384 | { | |
027f6f90 | 1385 | int i, j; |
66f30e44 | 1386 | |
027f6f90 JR |
1387 | if (offset >= 0) |
1388 | for (i = min_byte1; i <= max_byte1; i++) | |
1389 | char_table_set_range | |
1390 | (table, offset + ((i << 8) | min_byte2), | |
1391 | offset + ((i << 8) | max_byte2), Qt); | |
1392 | else | |
1393 | for (i = min_byte1; i <= max_byte1; i++) | |
1394 | for (j = min_byte2; j <= max_byte2; j++) | |
1395 | { | |
1396 | unsiged code = (i << 8) | j; | |
1397 | c = DECODE_CHAR (charset, code); | |
1398 | CHAR_TABLE_SET (table, c, Qt); | |
1399 | } | |
66f30e44 JR |
1400 | } |
1401 | else | |
1402 | { | |
1403 | XCharStruct *pcm = font->per_char; | |
1404 | int i; | |
1405 | ||
1406 | for (i = min_byte1; i <= max_byte1; i++) | |
1407 | { | |
1408 | int from = -1; | |
1409 | int j; | |
1410 | ||
1411 | for (j = min_byte2; j <= max_byte2; j++, pcm++) | |
1412 | { | |
1413 | if (pcm->width == 0 && pcm->rbearing == pcm->lbearing) | |
1414 | { | |
1415 | if (from >= 0) | |
1416 | { | |
027f6f90 JR |
1417 | if (offset >= 0) |
1418 | char_table_set_range | |
1419 | (table, offset + ((i << 8) | from), | |
1420 | offset + ((i << 8) | (j - 1)), Qt); | |
1421 | else | |
1422 | { | |
1423 | for (; from < j; from++) | |
1424 | { | |
1425 | unsigned code = (i << 8) | from; | |
1426 | c = ENCODE_CHAR (charset, code); | |
1427 | CHAR_TABLE_SET (table, c, Qt); | |
1428 | } | |
1429 | } | |
66f30e44 JR |
1430 | from = -1; |
1431 | } | |
1432 | } | |
1433 | else if (from < 0) | |
1434 | from = j; | |
1435 | } | |
1436 | if (from >= 0) | |
027f6f90 JR |
1437 | { |
1438 | if (offset >= 0) | |
1439 | char_table_set_range | |
1440 | (table, offset + ((i << 8) | from), | |
1441 | offset + ((i << 8) | (j - 1)), Qt); | |
1442 | else | |
1443 | { | |
1444 | for (; from < j; from++) | |
1445 | { | |
1446 | unsigned code = (i << 8) | from; | |
1447 | c = DECODE_CHAR (charset, code); | |
1448 | CHAR_TABLE_SET (table, c, Qt); | |
1449 | } | |
1450 | } | |
1451 | } | |
66f30e44 JR |
1452 | } |
1453 | } | |
1454 | } | |
66f30e44 | 1455 | #endif |
41375f89 | 1456 | return table; |
66f30e44 JR |
1457 | } |
1458 | ||
cabb23bc | 1459 | \f |
791f420f JR |
1460 | /*********************************************************************** |
1461 | Glyph display | |
1462 | ***********************************************************************/ | |
1463 | ||
791f420f | 1464 | |
9ef2e2cf | 1465 | /* Encapsulate the different ways of displaying text under W32. */ |
791f420f | 1466 | |
1cb8c82e JR |
1467 | static void |
1468 | w32_text_out (s, x, y,chars,nchars) | |
791f420f JR |
1469 | struct glyph_string * s; |
1470 | int x, y; | |
1471 | wchar_t * chars; | |
1472 | int nchars; | |
1473 | { | |
6b61353c KH |
1474 | int charset_dim = w32_font_is_double_byte (s->font) ? 2 : 1; |
1475 | if (s->font->bdf) | |
1476 | w32_BDF_TextOut (s->font->bdf, s->hdc, | |
00c96995 JR |
1477 | x, y, (char *) chars, charset_dim, |
1478 | nchars * charset_dim, 0); | |
6b6bd726 | 1479 | else if (s->first_glyph->font_type == UNICODE_FONT) |
791f420f JR |
1480 | ExtTextOutW (s->hdc, x, y, 0, NULL, chars, nchars, NULL); |
1481 | else | |
1cb8c82e JR |
1482 | ExtTextOutA (s->hdc, x, y, 0, NULL, (char *) chars, |
1483 | nchars * charset_dim, NULL); | |
791f420f JR |
1484 | } |
1485 | ||
6b6bd726 | 1486 | |
791f420f JR |
1487 | static void x_set_glyph_string_clipping P_ ((struct glyph_string *)); |
1488 | static void x_set_glyph_string_gc P_ ((struct glyph_string *)); | |
1489 | static void x_draw_glyph_string_background P_ ((struct glyph_string *, | |
1490 | int)); | |
1491 | static void x_draw_glyph_string_foreground P_ ((struct glyph_string *)); | |
1492 | static void x_draw_composite_glyph_string_foreground P_ ((struct glyph_string *)); | |
791f420f JR |
1493 | static void x_draw_glyph_string_box P_ ((struct glyph_string *)); |
1494 | static void x_draw_glyph_string P_ ((struct glyph_string *)); | |
791f420f JR |
1495 | static void x_set_cursor_gc P_ ((struct glyph_string *)); |
1496 | static void x_set_mode_line_face_gc P_ ((struct glyph_string *)); | |
1497 | static void x_set_mouse_face_gc P_ ((struct glyph_string *)); | |
791f420f JR |
1498 | static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int); |
1499 | static void w32_setup_relief_color P_ ((struct frame *, struct relief *, | |
1500 | double, int, COLORREF)); | |
1501 | static void x_setup_relief_colors P_ ((struct glyph_string *)); | |
1502 | static void x_draw_image_glyph_string P_ ((struct glyph_string *)); | |
1503 | static void x_draw_image_relief P_ ((struct glyph_string *)); | |
1504 | static void x_draw_image_foreground P_ ((struct glyph_string *)); | |
1505 | static void w32_draw_image_foreground_1 P_ ((struct glyph_string *, HBITMAP)); | |
791f420f JR |
1506 | static void x_clear_glyph_string_rect P_ ((struct glyph_string *, int, |
1507 | int, int, int)); | |
1508 | static void w32_draw_relief_rect P_ ((struct frame *, int, int, int, int, | |
cb0b194a KS |
1509 | int, int, int, int, int, int, |
1510 | RECT *)); | |
791f420f JR |
1511 | static void w32_draw_box_rect P_ ((struct glyph_string *, int, int, int, int, |
1512 | int, int, int, RECT *)); | |
c2cc16fa JR |
1513 | |
1514 | #if GLYPH_DEBUG | |
1515 | static void x_check_font P_ ((struct frame *, XFontStruct *)); | |
1516 | #endif | |
791f420f | 1517 | |
d67d1627 | 1518 | |
791f420f JR |
1519 | /* Set S->gc to a suitable GC for drawing glyph string S in cursor |
1520 | face. */ | |
1521 | ||
1522 | static void | |
1523 | x_set_cursor_gc (s) | |
1524 | struct glyph_string *s; | |
1525 | { | |
1526 | if (s->font == FRAME_FONT (s->f) | |
1527 | && s->face->background == FRAME_BACKGROUND_PIXEL (s->f) | |
1528 | && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f) | |
1529 | && !s->cmp) | |
1530 | s->gc = s->f->output_data.w32->cursor_gc; | |
1531 | else | |
1532 | { | |
1533 | /* Cursor on non-default face: must merge. */ | |
1534 | XGCValues xgcv; | |
1535 | unsigned long mask; | |
1536 | ||
1537 | xgcv.background = s->f->output_data.w32->cursor_pixel; | |
1538 | xgcv.foreground = s->face->background; | |
1539 | ||
1540 | /* If the glyph would be invisible, try a different foreground. */ | |
1541 | if (xgcv.foreground == xgcv.background) | |
1542 | xgcv.foreground = s->face->foreground; | |
1543 | if (xgcv.foreground == xgcv.background) | |
1544 | xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel; | |
1545 | if (xgcv.foreground == xgcv.background) | |
1546 | xgcv.foreground = s->face->foreground; | |
1547 | ||
1548 | /* Make sure the cursor is distinct from text in this face. */ | |
1549 | if (xgcv.background == s->face->background | |
1550 | && xgcv.foreground == s->face->foreground) | |
1551 | { | |
1552 | xgcv.background = s->face->foreground; | |
1553 | xgcv.foreground = s->face->background; | |
1554 | } | |
1555 | ||
1556 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1557 | xgcv.font = s->font; | |
1558 | mask = GCForeground | GCBackground | GCFont; | |
1559 | ||
1560 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) | |
1561 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1562 | mask, &xgcv); | |
1563 | else | |
1564 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1565 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
1566 | ||
1567 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; | |
1568 | } | |
1569 | } | |
1570 | ||
1571 | ||
1572 | /* Set up S->gc of glyph string S for drawing text in mouse face. */ | |
d67d1627 | 1573 | |
791f420f JR |
1574 | static void |
1575 | x_set_mouse_face_gc (s) | |
1576 | struct glyph_string *s; | |
d67d1627 | 1577 | { |
791f420f | 1578 | int face_id; |
93ff4395 | 1579 | struct face *face; |
791f420f | 1580 | |
c2cc16fa | 1581 | /* What face has to be used last for the mouse face? */ |
791f420f | 1582 | face_id = FRAME_W32_DISPLAY_INFO (s->f)->mouse_face_face_id; |
93ff4395 | 1583 | face = FACE_FROM_ID (s->f, face_id); |
c2cc16fa JR |
1584 | if (face == NULL) |
1585 | face = FACE_FROM_ID (s->f, MOUSE_FACE_ID); | |
d67d1627 | 1586 | |
c2cc16fa | 1587 | if (s->first_glyph->type == CHAR_GLYPH) |
14ee5d4c | 1588 | face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch, -1, Qnil); |
c2cc16fa | 1589 | else |
14ee5d4c | 1590 | face_id = FACE_FOR_CHAR (s->f, face, 0, -1, Qnil); |
791f420f JR |
1591 | s->face = FACE_FROM_ID (s->f, face_id); |
1592 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); | |
1593 | ||
1594 | /* If font in this face is same as S->font, use it. */ | |
1595 | if (s->font == s->face->font) | |
1596 | s->gc = s->face->gc; | |
027f6f90 JR |
1597 | #ifdef USE_FONT_BACKEND |
1598 | else if (enable_font_backend) | |
1599 | /* No need of setting a font for s->gc. */ | |
1600 | s->gc = s->face->gc; | |
1601 | #endif /* USE_FONT_BACKEND */ | |
791f420f JR |
1602 | else |
1603 | { | |
1604 | /* Otherwise construct scratch_cursor_gc with values from FACE | |
1605 | but font FONT. */ | |
1606 | XGCValues xgcv; | |
1607 | unsigned long mask; | |
d67d1627 | 1608 | |
791f420f JR |
1609 | xgcv.background = s->face->background; |
1610 | xgcv.foreground = s->face->foreground; | |
1611 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1612 | xgcv.font = s->font; | |
1613 | mask = GCForeground | GCBackground | GCFont; | |
d67d1627 | 1614 | |
791f420f JR |
1615 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) |
1616 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1617 | mask, &xgcv); | |
1618 | else | |
1619 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1620 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
d67d1627 | 1621 | |
791f420f JR |
1622 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; |
1623 | } | |
1624 | ||
1625 | xassert (s->gc != 0); | |
1626 | } | |
1627 | ||
1628 | ||
1629 | /* Set S->gc of glyph string S to a GC suitable for drawing a mode line. | |
1630 | Faces to use in the mode line have already been computed when the | |
1631 | matrix was built, so there isn't much to do, here. */ | |
1632 | ||
1633 | static INLINE void | |
1634 | x_set_mode_line_face_gc (s) | |
1635 | struct glyph_string *s; | |
d67d1627 | 1636 | { |
791f420f | 1637 | s->gc = s->face->gc; |
791f420f JR |
1638 | } |
1639 | ||
1640 | ||
1641 | /* Set S->gc of glyph string S for drawing that glyph string. Set | |
1642 | S->stippled_p to a non-zero value if the face of S has a stipple | |
1643 | pattern. */ | |
1644 | ||
1645 | static INLINE void | |
1646 | x_set_glyph_string_gc (s) | |
1647 | struct glyph_string *s; | |
1648 | { | |
ec48c3a7 | 1649 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); |
d67d1627 | 1650 | |
791f420f JR |
1651 | if (s->hl == DRAW_NORMAL_TEXT) |
1652 | { | |
1653 | s->gc = s->face->gc; | |
1654 | s->stippled_p = s->face->stipple != 0; | |
1655 | } | |
1656 | else if (s->hl == DRAW_INVERSE_VIDEO) | |
1657 | { | |
1658 | x_set_mode_line_face_gc (s); | |
1659 | s->stippled_p = s->face->stipple != 0; | |
1660 | } | |
1661 | else if (s->hl == DRAW_CURSOR) | |
1662 | { | |
1663 | x_set_cursor_gc (s); | |
1664 | s->stippled_p = 0; | |
1665 | } | |
1666 | else if (s->hl == DRAW_MOUSE_FACE) | |
1667 | { | |
1668 | x_set_mouse_face_gc (s); | |
1669 | s->stippled_p = s->face->stipple != 0; | |
1670 | } | |
1671 | else if (s->hl == DRAW_IMAGE_RAISED | |
1672 | || s->hl == DRAW_IMAGE_SUNKEN) | |
1673 | { | |
1674 | s->gc = s->face->gc; | |
1675 | s->stippled_p = s->face->stipple != 0; | |
1676 | } | |
1677 | else | |
1678 | { | |
1679 | s->gc = s->face->gc; | |
1680 | s->stippled_p = s->face->stipple != 0; | |
1681 | } | |
1682 | ||
1683 | /* GC must have been set. */ | |
1684 | xassert (s->gc != 0); | |
1685 | } | |
1686 | ||
1687 | ||
791f420f JR |
1688 | /* Set clipping for output of glyph string S. S may be part of a mode |
1689 | line or menu if we don't have X toolkit support. */ | |
1690 | ||
1691 | static INLINE void | |
1692 | x_set_glyph_string_clipping (s) | |
1693 | struct glyph_string *s; | |
1694 | { | |
027f6f90 | 1695 | #ifdef USE_FONT_BACKEND |
3ca3504a JR |
1696 | RECT *r = s->clip; |
1697 | #else | |
1698 | RECT r[2]; | |
1699 | #endif | |
1700 | int n = get_glyph_string_clip_rects (s, r, 2); | |
1701 | ||
1702 | if (n == 1) | |
1703 | w32_set_clip_rectangle (s->hdc, r); | |
1704 | else if (n > 1) | |
1705 | { | |
1706 | HRGN full_clip, clip1, clip2; | |
1707 | clip1 = CreateRectRgnIndirect (r); | |
1708 | clip2 = CreateRectRgnIndirect (r + 1); | |
1709 | if (CombineRgn (full_clip, clip1, clip2, RGN_OR) != ERROR) | |
1710 | { | |
1711 | SelectClipRgn (s->hdc, full_clip); | |
1712 | } | |
1713 | DeleteObject (clip1); | |
1714 | DeleteObject (clip2); | |
1715 | DeleteObject (full_clip); | |
1716 | } | |
1717 | #ifdef USE_FONT_BACKEND | |
1718 | s->num_clips = n; | |
027f6f90 | 1719 | #endif /* USE_FONT_BACKEND */ |
791f420f JR |
1720 | } |
1721 | ||
027f6f90 JR |
1722 | /* Set SRC's clipping for output of glyph string DST. This is called |
1723 | when we are drawing DST's left_overhang or right_overhang only in | |
1724 | the area of SRC. */ | |
1725 | ||
1726 | static void | |
1727 | x_set_glyph_string_clipping_exactly (src, dst) | |
1728 | struct glyph_string *src, *dst; | |
1729 | { | |
1730 | RECT r; | |
1731 | ||
1732 | #ifdef USE_FONT_BACKEND | |
1733 | if (enable_font_backend) | |
1734 | { | |
3ca3504a JR |
1735 | r.left = src->x; |
1736 | r.right = r.left + src->width; | |
1737 | r.top = src->y; | |
1738 | r.bottom = r.top + src->height; | |
1739 | dst->clip[0] = r; | |
1740 | dst->num_clips = 1; | |
027f6f90 JR |
1741 | } |
1742 | else | |
1743 | { | |
1744 | #endif /* USE_FONT_BACKEND */ | |
1745 | struct glyph_string *clip_head = src->clip_head; | |
1746 | struct glyph_string *clip_tail = src->clip_tail; | |
1747 | ||
1748 | /* This foces clipping just this glyph string. */ | |
1749 | src->clip_head = src->clip_tail = src; | |
1750 | get_glyph_string_clip_rect (src, &r); | |
1751 | src->clip_head = clip_head, src->clip_tail = clip_tail; | |
1752 | #ifdef USE_FONT_BACKEND | |
1753 | } | |
1754 | #endif /* USE_FONT_BACKEND */ | |
1755 | w32_set_clip_rectangle (dst->hdc, &r); | |
1756 | } | |
791f420f | 1757 | |
6b6bd726 KS |
1758 | /* RIF: |
1759 | Compute left and right overhang of glyph string S. If S is a glyph | |
791f420f JR |
1760 | string for a composition, assume overhangs don't exist. */ |
1761 | ||
6b6bd726 KS |
1762 | static void |
1763 | w32_compute_glyph_string_overhangs (s) | |
791f420f JR |
1764 | struct glyph_string *s; |
1765 | { | |
01b220b6 | 1766 | /* TODO: Windows does not appear to have a method for |
158cba56 JR |
1767 | getting this info without getting the ABC widths for each |
1768 | individual character and working it out manually. */ | |
791f420f JR |
1769 | } |
1770 | ||
1771 | ||
791f420f | 1772 | static void |
6b6bd726 | 1773 | w32_get_glyph_overhangs (glyph, f, left, right) |
791f420f JR |
1774 | struct glyph *glyph; |
1775 | struct frame *f; | |
1776 | int *left, *right; | |
1777 | { | |
1778 | HDC hdc = get_frame_dc (f); | |
9ef2e2cf | 1779 | /* Convert to unicode! */ |
6b6bd726 | 1780 | x_get_glyph_overhangs (glyph, f, left, right); |
791f420f JR |
1781 | release_frame_dc (f, hdc); |
1782 | } | |
1783 | ||
1784 | ||
791f420f JR |
1785 | /* Fill rectangle X, Y, W, H with background color of glyph string S. */ |
1786 | ||
1787 | static INLINE void | |
1788 | x_clear_glyph_string_rect (s, x, y, w, h) | |
1789 | struct glyph_string *s; | |
1790 | int x, y, w, h; | |
1791 | { | |
1792 | int real_x = x; | |
1793 | int real_y = y; | |
1794 | int real_w = w; | |
1795 | int real_h = h; | |
1796 | #if 0 | |
1797 | /* Take clipping into account. */ | |
1798 | if (s->gc->clip_mask == Rect) | |
1799 | { | |
1800 | real_x = max (real_x, s->gc->clip_rectangle.left); | |
1801 | real_y = max (real_y, s->gc->clip_rectangle.top); | |
1802 | real_w = min (real_w, s->gc->clip_rectangle.right | |
1803 | - s->gc->clip_rectangle.left); | |
1804 | real_h = min (real_h, s->gc->clip_rectangle.bottom | |
1805 | - s->gc->clip_rectangle.top); | |
1806 | } | |
1807 | #endif | |
1808 | w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y, | |
1809 | real_w, real_h); | |
1810 | } | |
1811 | ||
1812 | ||
1813 | /* Draw the background of glyph_string S. If S->background_filled_p | |
1814 | is non-zero don't draw it. FORCE_P non-zero means draw the | |
1815 | background even if it wouldn't be drawn normally. This is used | |
1816 | when a string preceding S draws into the background of S, or S | |
1817 | contains the first component of a composition. */ | |
1818 | ||
1819 | static void | |
1820 | x_draw_glyph_string_background (s, force_p) | |
1821 | struct glyph_string *s; | |
1822 | int force_p; | |
1823 | { | |
1824 | /* Nothing to do if background has already been drawn or if it | |
1825 | shouldn't be drawn in the first place. */ | |
1826 | if (!s->background_filled_p) | |
1827 | { | |
60222d69 AI |
1828 | int box_line_width = max (s->face->box_line_width, 0); |
1829 | ||
01b220b6 | 1830 | #if 0 /* TODO: stipple */ |
791f420f JR |
1831 | if (s->stippled_p) |
1832 | { | |
1833 | /* Fill background with a stipple pattern. */ | |
1834 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
1835 | XFillRectangle (s->display, s->window, s->gc, s->x, | |
60222d69 | 1836 | s->y + box_line_width, |
791f420f | 1837 | s->background_width, |
60222d69 | 1838 | s->height - 2 * box_line_width); |
791f420f JR |
1839 | XSetFillStyle (s->display, s->gc, FillSolid); |
1840 | s->background_filled_p = 1; | |
1841 | } | |
1842 | else | |
1843 | #endif | |
60222d69 | 1844 | if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width |
791f420f JR |
1845 | || s->font_not_found_p |
1846 | || s->extends_to_end_of_line_p | |
9127e20e | 1847 | || s->font->bdf |
2face669 | 1848 | || cleartype_active |
791f420f JR |
1849 | || force_p) |
1850 | { | |
60222d69 | 1851 | x_clear_glyph_string_rect (s, s->x, s->y + box_line_width, |
791f420f | 1852 | s->background_width, |
60222d69 | 1853 | s->height - 2 * box_line_width); |
791f420f JR |
1854 | s->background_filled_p = 1; |
1855 | } | |
1856 | } | |
1857 | } | |
1858 | ||
1859 | ||
1860 | /* Draw the foreground of glyph string S. */ | |
1861 | ||
1862 | static void | |
1863 | x_draw_glyph_string_foreground (s) | |
1864 | struct glyph_string *s; | |
1865 | { | |
1866 | int i, x; | |
01b220b6 | 1867 | HFONT old_font; |
791f420f JR |
1868 | |
1869 | /* If first glyph of S has a left box line, start drawing the text | |
1870 | of S to the right of that box line. */ | |
1871 | if (s->face->box != FACE_NO_BOX | |
1872 | && s->first_glyph->left_box_line_p) | |
1ea40aa2 | 1873 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1874 | else |
1875 | x = s->x; | |
1876 | ||
2face669 JR |
1877 | if (s->for_overlaps || (s->background_filled_p && s->hl != DRAW_CURSOR) |
1878 | || cleartype_active) | |
791f420f JR |
1879 | SetBkMode (s->hdc, TRANSPARENT); |
1880 | else | |
1881 | SetBkMode (s->hdc, OPAQUE); | |
1882 | ||
1883 | SetTextColor (s->hdc, s->gc->foreground); | |
1884 | SetBkColor (s->hdc, s->gc->background); | |
1885 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1886 | ||
1887 | if (s->font && s->font->hfont) | |
01b220b6 | 1888 | old_font = SelectObject (s->hdc, s->font->hfont); |
791f420f JR |
1889 | |
1890 | /* Draw characters of S as rectangles if S's font could not be | |
1891 | loaded. */ | |
1892 | if (s->font_not_found_p) | |
1893 | { | |
1894 | for (i = 0; i < s->nchars; ++i) | |
1895 | { | |
1896 | struct glyph *g = s->first_glyph + i; | |
1897 | ||
1898 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1, | |
1899 | s->height - 1); | |
1900 | x += g->pixel_width; | |
1901 | } | |
1902 | } | |
027f6f90 JR |
1903 | #ifdef USE_FONT_BACKEND |
1904 | else if (enable_font_backend) | |
1905 | { | |
027f6f90 JR |
1906 | int boff = s->font_info->baseline_offset; |
1907 | struct font *font = (struct font *) s->font_info; | |
1908 | int y; | |
1909 | ||
027f6f90 JR |
1910 | if (s->font_info->vertical_centering) |
1911 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1912 | ||
1913 | y = s->ybase - boff; | |
1914 | if (s->for_overlaps | |
1915 | || (s->background_filled_p && s->hl != DRAW_CURSOR)) | |
1916 | font->driver->draw (s, 0, s->nchars, x, y, 0); | |
1917 | else | |
1918 | font->driver->draw (s, 0, s->nchars, x, y, 1); | |
1919 | if (s->face->overstrike) | |
1920 | font->driver->draw (s, 0, s->nchars, x + 1, y, 0); | |
1921 | } | |
1922 | #endif /* USE_FONT_BACKEND */ | |
791f420f JR |
1923 | else |
1924 | { | |
1925 | char *char1b = (char *) s->char2b; | |
1926 | int boff = s->font_info->baseline_offset; | |
1927 | ||
1928 | if (s->font_info->vertical_centering) | |
1929 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1930 | ||
1931 | /* If we can use 8-bit functions, condense S->char2b. */ | |
1932 | if (!s->two_byte_p) | |
1933 | for (i = 0; i < s->nchars; ++i) | |
6b6bd726 | 1934 | char1b[i] = XCHAR2B_BYTE2 (&s->char2b[i]); |
791f420f JR |
1935 | |
1936 | /* Draw text with TextOut and friends. */ | |
1cb8c82e | 1937 | w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars); |
a18bb28d JR |
1938 | |
1939 | if (s->face->overstrike) | |
1940 | { | |
1941 | /* For overstriking (to simulate bold-face), draw the | |
1942 | characters again shifted to the right by one pixel. */ | |
4975e695 | 1943 | int old_BkMode = SetBkMode (s->hdc, TRANSPARENT); |
a18bb28d | 1944 | w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars); |
4975e695 JB |
1945 | if (old_BkMode && old_BkMode != TRANSPARENT) |
1946 | SetBkMode (s->hdc, old_BkMode); | |
a18bb28d | 1947 | } |
791f420f | 1948 | } |
01b220b6 JR |
1949 | if (s->font && s->font->hfont) |
1950 | SelectObject (s->hdc, old_font); | |
791f420f JR |
1951 | } |
1952 | ||
1953 | /* Draw the foreground of composite glyph string S. */ | |
1954 | ||
1955 | static void | |
1956 | x_draw_composite_glyph_string_foreground (s) | |
1957 | struct glyph_string *s; | |
1958 | { | |
027f6f90 | 1959 | int i, j, x; |
01b220b6 | 1960 | HFONT old_font; |
791f420f JR |
1961 | |
1962 | /* If first glyph of S has a left box line, start drawing the text | |
1963 | of S to the right of that box line. */ | |
027f6f90 | 1964 | if (s->face && s->face->box != FACE_NO_BOX |
791f420f | 1965 | && s->first_glyph->left_box_line_p) |
1ea40aa2 | 1966 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1967 | else |
1968 | x = s->x; | |
1969 | ||
1970 | /* S is a glyph string for a composition. S->gidx is the index of | |
1971 | the first character drawn for glyphs of this composition. | |
1972 | S->gidx == 0 means we are drawing the very first character of | |
1973 | this composition. */ | |
1974 | ||
1975 | SetTextColor (s->hdc, s->gc->foreground); | |
1976 | SetBkColor (s->hdc, s->gc->background); | |
1977 | SetBkMode (s->hdc, TRANSPARENT); | |
1978 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1979 | ||
01b220b6 JR |
1980 | if (s->font && s->font->hfont) |
1981 | old_font = SelectObject (s->hdc, s->font->hfont); | |
1982 | ||
791f420f JR |
1983 | /* Draw a rectangle for the composition if the font for the very |
1984 | first character of the composition could not be loaded. */ | |
1985 | if (s->font_not_found_p) | |
1986 | { | |
1987 | if (s->gidx == 0) | |
1988 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1, | |
1989 | s->height - 1); | |
1990 | } | |
027f6f90 JR |
1991 | #ifdef USE_FONT_BACKEND |
1992 | else if (enable_font_backend) | |
791f420f | 1993 | { |
027f6f90 JR |
1994 | struct font *font = (struct font *) s->font_info; |
1995 | int y = s->ybase; | |
1996 | int width = 0; | |
1997 | ||
1998 | if (s->cmp->method == COMPOSITION_WITH_GLYPH_STRING) | |
a18bb28d | 1999 | { |
027f6f90 JR |
2000 | Lisp_Object gstring = AREF (XHASH_TABLE (composition_hash_table) |
2001 | ->key_and_value, | |
2002 | s->cmp->hash_index * 2); | |
2003 | int from; | |
2004 | ||
2005 | for (i = from = 0; i < s->nchars; i++) | |
2006 | { | |
2007 | Lisp_Object g = LGSTRING_GLYPH (gstring, i); | |
2008 | Lisp_Object adjustment = LGLYPH_ADJUSTMENT (g); | |
2009 | int xoff, yoff, wadjust; | |
2010 | ||
2011 | if (! VECTORP (adjustment)) | |
2012 | { | |
0c16681f | 2013 | width += LGLYPH_WIDTH (g); |
027f6f90 JR |
2014 | continue; |
2015 | } | |
2016 | if (from < i) | |
2017 | { | |
2018 | font->driver->draw (s, from, i, x, y, 0); | |
2019 | x += width; | |
2020 | } | |
2021 | xoff = XINT (AREF (adjustment, 0)); | |
2022 | yoff = XINT (AREF (adjustment, 1)); | |
2023 | wadjust = XINT (AREF (adjustment, 2)); | |
2024 | ||
2025 | font->driver->draw (s, i, i + 1, x + xoff, y + yoff, 0); | |
0c16681f | 2026 | x += wadjust; |
027f6f90 JR |
2027 | from = i + 1; |
2028 | width = 0; | |
2029 | } | |
2030 | if (from < i) | |
2031 | font->driver->draw (s, from, i, x, y, 0); | |
2032 | } | |
2033 | else | |
2034 | { | |
2035 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2036 | if (COMPOSITION_GLYPH (s->cmp, j) != '\t') | |
2037 | { | |
2038 | int xx = x + s->cmp->offsets[j * 2]; | |
2039 | int yy = y - s->cmp->offsets[j * 2 + 1]; | |
2040 | ||
2041 | font->driver->draw (s, j, j + 1, xx, yy, 0); | |
2042 | if (s->face->overstrike) | |
2043 | font->driver->draw (s, j, j + 1, xx + 1, yy, 0); | |
2044 | } | |
a18bb28d | 2045 | } |
791f420f | 2046 | } |
027f6f90 JR |
2047 | #endif /* USE_FONT_BACKEND */ |
2048 | else | |
2049 | { | |
2050 | for (i = 0, j = s->gidx; i < s->nchars; i++, j++) | |
2051 | if (s->face) | |
2052 | { | |
2053 | w32_text_out (s, x + s->cmp->offsets[j * 2], | |
2054 | s->ybase - s->cmp->offsets[j * 2 + 1], | |
2055 | s->char2b + j, 1); | |
2056 | if (s->face->overstrike) | |
2057 | w32_text_out (s, x + s->cmp->offsets[j * 2] + 1, | |
2058 | s->ybase - s->cmp->offsets[j + 1], | |
2059 | s->char2b + j, 1); | |
2060 | } | |
2061 | } | |
a18bb28d | 2062 | |
01b220b6 JR |
2063 | if (s->font && s->font->hfont) |
2064 | SelectObject (s->hdc, old_font); | |
791f420f JR |
2065 | } |
2066 | ||
e5fa381b JR |
2067 | |
2068 | /* Brightness beyond which a color won't have its highlight brightness | |
2069 | boosted. | |
2070 | ||
2071 | Nominally, highlight colors for `3d' faces are calculated by | |
2072 | brightening an object's color by a constant scale factor, but this | |
2073 | doesn't yield good results for dark colors, so for colors who's | |
2074 | brightness is less than this value (on a scale of 0-255) have to | |
2075 | use an additional additive factor. | |
2076 | ||
2077 | The value here is set so that the default menu-bar/mode-line color | |
2078 | (grey75) will not have its highlights changed at all. */ | |
2079 | #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187 | |
2080 | ||
2081 | ||
791f420f JR |
2082 | /* Allocate a color which is lighter or darker than *COLOR by FACTOR |
2083 | or DELTA. Try a color with RGB values multiplied by FACTOR first. | |
2084 | If this produces the same color as COLOR, try a color where all RGB | |
2085 | values have DELTA added. Return the allocated color in *COLOR. | |
2086 | DISPLAY is the X display, CMAP is the colormap to operate on. | |
2087 | Value is non-zero if successful. */ | |
2088 | ||
2089 | static int | |
2090 | w32_alloc_lighter_color (f, color, factor, delta) | |
2091 | struct frame *f; | |
2092 | COLORREF *color; | |
2093 | double factor; | |
2094 | int delta; | |
2095 | { | |
2096 | COLORREF new; | |
e5fa381b JR |
2097 | long bright; |
2098 | ||
2099 | /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */ | |
2100 | delta /= 256; | |
791f420f JR |
2101 | |
2102 | /* Change RGB values by specified FACTOR. Avoid overflow! */ | |
2103 | xassert (factor >= 0); | |
2104 | new = PALETTERGB (min (0xff, factor * GetRValue (*color)), | |
2105 | min (0xff, factor * GetGValue (*color)), | |
2106 | min (0xff, factor * GetBValue (*color))); | |
e5fa381b JR |
2107 | |
2108 | /* Calculate brightness of COLOR. */ | |
2109 | bright = (2 * GetRValue (*color) + 3 * GetGValue (*color) | |
2110 | + GetBValue (*color)) / 6; | |
2111 | ||
2112 | /* We only boost colors that are darker than | |
2113 | HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */ | |
2114 | if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT) | |
2115 | /* Make an additive adjustment to NEW, because it's dark enough so | |
2116 | that scaling by FACTOR alone isn't enough. */ | |
2117 | { | |
2118 | /* How far below the limit this color is (0 - 1, 1 being darker). */ | |
2119 | double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT; | |
2120 | /* The additive adjustment. */ | |
2121 | int min_delta = delta * dimness * factor / 2; | |
d67d1627 | 2122 | |
e5fa381b JR |
2123 | if (factor < 1) |
2124 | new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))), | |
2125 | max (0, min (0xff, min_delta - GetGValue (*color))), | |
2126 | max (0, min (0xff, min_delta - GetBValue (*color)))); | |
2127 | else | |
2128 | new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))), | |
2129 | max (0, min (0xff, min_delta + GetGValue (*color))), | |
2130 | max (0, min (0xff, min_delta + GetBValue (*color)))); | |
2131 | } | |
d67d1627 | 2132 | |
791f420f JR |
2133 | if (new == *color) |
2134 | new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))), | |
2135 | max (0, min (0xff, delta + GetGValue (*color))), | |
2136 | max (0, min (0xff, delta + GetBValue (*color)))); | |
2137 | ||
01b220b6 JR |
2138 | /* TODO: Map to palette and retry with delta if same? */ |
2139 | /* TODO: Free colors (if using palette)? */ | |
93ff4395 | 2140 | |
791f420f JR |
2141 | if (new == *color) |
2142 | return 0; | |
2143 | ||
2144 | *color = new; | |
2145 | ||
2146 | return 1; | |
2147 | } | |
2148 | ||
2149 | ||
2150 | /* Set up the foreground color for drawing relief lines of glyph | |
2151 | string S. RELIEF is a pointer to a struct relief containing the GC | |
2152 | with which lines will be drawn. Use a color that is FACTOR or | |
2153 | DELTA lighter or darker than the relief's background which is found | |
2154 | in S->f->output_data.x->relief_background. If such a color cannot | |
2155 | be allocated, use DEFAULT_PIXEL, instead. */ | |
d67d1627 | 2156 | |
791f420f JR |
2157 | static void |
2158 | w32_setup_relief_color (f, relief, factor, delta, default_pixel) | |
2159 | struct frame *f; | |
2160 | struct relief *relief; | |
2161 | double factor; | |
2162 | int delta; | |
2163 | COLORREF default_pixel; | |
2164 | { | |
2165 | XGCValues xgcv; | |
2166 | struct w32_output *di = f->output_data.w32; | |
2167 | unsigned long mask = GCForeground; | |
2168 | COLORREF pixel; | |
2169 | COLORREF background = di->relief_background; | |
2170 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
2171 | ||
01b220b6 | 2172 | /* TODO: Free colors (if using palette)? */ |
93ff4395 | 2173 | |
791f420f JR |
2174 | /* Allocate new color. */ |
2175 | xgcv.foreground = default_pixel; | |
2176 | pixel = background; | |
2177 | if (w32_alloc_lighter_color (f, &pixel, factor, delta)) | |
2178 | { | |
2179 | relief->allocated_p = 1; | |
2180 | xgcv.foreground = relief->pixel = pixel; | |
2181 | } | |
d67d1627 | 2182 | |
791f420f JR |
2183 | if (relief->gc == 0) |
2184 | { | |
01b220b6 | 2185 | #if 0 /* TODO: stipple */ |
791f420f JR |
2186 | xgcv.stipple = dpyinfo->gray; |
2187 | mask |= GCStipple; | |
2188 | #endif | |
2189 | relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv); | |
2190 | } | |
2191 | else | |
2192 | XChangeGC (NULL, relief->gc, mask, &xgcv); | |
2193 | } | |
2194 | ||
2195 | ||
2196 | /* Set up colors for the relief lines around glyph string S. */ | |
2197 | ||
2198 | static void | |
2199 | x_setup_relief_colors (s) | |
2200 | struct glyph_string *s; | |
2201 | { | |
2202 | struct w32_output *di = s->f->output_data.w32; | |
2203 | COLORREF color; | |
2204 | ||
2205 | if (s->face->use_box_color_for_shadows_p) | |
2206 | color = s->face->box_color; | |
6ff3e5e3 | 2207 | else if (s->first_glyph->type == IMAGE_GLYPH |
6637c996 | 2208 | && s->img->pixmap |
6ff3e5e3 JR |
2209 | && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0)) |
2210 | color = IMAGE_BACKGROUND (s->img, s->f, 0); | |
791f420f JR |
2211 | else |
2212 | color = s->gc->background; | |
2213 | ||
2214 | if (di->white_relief.gc == 0 | |
2215 | || color != di->relief_background) | |
2216 | { | |
2217 | di->relief_background = color; | |
2218 | w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000, | |
2219 | WHITE_PIX_DEFAULT (s->f)); | |
2220 | w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000, | |
2221 | BLACK_PIX_DEFAULT (s->f)); | |
2222 | } | |
2223 | } | |
2224 | ||
2225 | ||
2226 | /* Draw a relief on frame F inside the rectangle given by LEFT_X, | |
2227 | TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief | |
2228 | to draw, it must be >= 0. RAISED_P non-zero means draw a raised | |
2229 | relief. LEFT_P non-zero means draw a relief on the left side of | |
2230 | the rectangle. RIGHT_P non-zero means draw a relief on the right | |
2231 | side of the rectangle. CLIP_RECT is the clipping rectangle to use | |
2232 | when drawing. */ | |
2233 | ||
2234 | static void | |
2235 | w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width, | |
cb0b194a | 2236 | raised_p, top_p, bot_p, left_p, right_p, clip_rect) |
791f420f | 2237 | struct frame *f; |
cb0b194a KS |
2238 | int left_x, top_y, right_x, bottom_y, width; |
2239 | int top_p, bot_p, left_p, right_p, raised_p; | |
791f420f JR |
2240 | RECT *clip_rect; |
2241 | { | |
2242 | int i; | |
2243 | XGCValues gc; | |
2244 | HDC hdc = get_frame_dc (f); | |
2245 | ||
2246 | if (raised_p) | |
e5fa381b | 2247 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
791f420f | 2248 | else |
e5fa381b | 2249 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f JR |
2250 | |
2251 | w32_set_clip_rectangle (hdc, clip_rect); | |
2252 | ||
2253 | /* Top. */ | |
cb0b194a KS |
2254 | if (top_p) |
2255 | for (i = 0; i < width; ++i) | |
2256 | w32_fill_area (f, hdc, gc.foreground, | |
2257 | left_x + i * left_p, top_y + i, | |
2258 | right_x - left_x - i * (left_p + right_p ) + 1, 1); | |
791f420f JR |
2259 | |
2260 | /* Left. */ | |
2261 | if (left_p) | |
2262 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2263 | w32_fill_area (f, hdc, gc.foreground, |
2264 | left_x + i, top_y + i, 1, | |
df3bd29d | 2265 | bottom_y - top_y - 2 * i + 1); |
791f420f JR |
2266 | |
2267 | if (raised_p) | |
e5fa381b | 2268 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f | 2269 | else |
e5fa381b | 2270 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
d67d1627 | 2271 | |
791f420f | 2272 | /* Bottom. */ |
cb0b194a KS |
2273 | if (bot_p) |
2274 | for (i = 0; i < width; ++i) | |
2275 | w32_fill_area (f, hdc, gc.foreground, | |
2276 | left_x + i * left_p, bottom_y - i, | |
2277 | right_x - left_x - i * (left_p + right_p) + 1, 1); | |
791f420f JR |
2278 | |
2279 | /* Right. */ | |
2280 | if (right_p) | |
2281 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2282 | w32_fill_area (f, hdc, gc.foreground, |
2283 | right_x - i, top_y + i + 1, 1, | |
df3bd29d | 2284 | bottom_y - top_y - 2 * i - 1); |
791f420f JR |
2285 | |
2286 | w32_set_clip_rectangle (hdc, NULL); | |
d67d1627 | 2287 | |
791f420f JR |
2288 | release_frame_dc (f, hdc); |
2289 | } | |
2290 | ||
2291 | ||
2292 | /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y, | |
2293 | RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to | |
2294 | draw, it must be >= 0. LEFT_P non-zero means draw a line on the | |
2295 | left side of the rectangle. RIGHT_P non-zero means draw a line | |
2296 | on the right side of the rectangle. CLIP_RECT is the clipping | |
2297 | rectangle to use when drawing. */ | |
2298 | ||
2299 | static void | |
2300 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2301 | left_p, right_p, clip_rect) | |
2302 | struct glyph_string *s; | |
2303 | int left_x, top_y, right_x, bottom_y, width, left_p, right_p; | |
2304 | RECT *clip_rect; | |
2305 | { | |
00fe468b | 2306 | w32_set_clip_rectangle (s->hdc, clip_rect); |
d67d1627 | 2307 | |
791f420f | 2308 | /* Top. */ |
00fe468b | 2309 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2310 | left_x, top_y, right_x - left_x + 1, width); |
791f420f JR |
2311 | |
2312 | /* Left. */ | |
2313 | if (left_p) | |
2314 | { | |
00fe468b | 2315 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2316 | left_x, top_y, width, bottom_y - top_y + 1); |
791f420f | 2317 | } |
d67d1627 | 2318 | |
791f420f | 2319 | /* Bottom. */ |
00fe468b | 2320 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2321 | left_x, bottom_y - width + 1, right_x - left_x + 1, width); |
d67d1627 | 2322 | |
791f420f JR |
2323 | /* Right. */ |
2324 | if (right_p) | |
2325 | { | |
00fe468b | 2326 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2327 | right_x - width + 1, top_y, width, bottom_y - top_y + 1); |
791f420f JR |
2328 | } |
2329 | ||
00fe468b | 2330 | w32_set_clip_rectangle (s->hdc, NULL); |
791f420f JR |
2331 | } |
2332 | ||
2333 | ||
2334 | /* Draw a box around glyph string S. */ | |
2335 | ||
2336 | static void | |
2337 | x_draw_glyph_string_box (s) | |
2338 | struct glyph_string *s; | |
2339 | { | |
2340 | int width, left_x, right_x, top_y, bottom_y, last_x, raised_p; | |
2341 | int left_p, right_p; | |
2342 | struct glyph *last_glyph; | |
2343 | RECT clip_rect; | |
2344 | ||
82ead4b1 KS |
2345 | last_x = ((s->row->full_width_p && !s->w->pseudo_window_p) |
2346 | ? WINDOW_RIGHT_EDGE_X (s->w) | |
2347 | : window_box_right (s->w, s->area)); | |
d67d1627 | 2348 | |
791f420f JR |
2349 | /* The glyph that may have a right box line. */ |
2350 | last_glyph = (s->cmp || s->img | |
2351 | ? s->first_glyph | |
2352 | : s->first_glyph + s->nchars - 1); | |
2353 | ||
1ea40aa2 | 2354 | width = eabs (s->face->box_line_width); |
791f420f JR |
2355 | raised_p = s->face->box == FACE_RAISED_BOX; |
2356 | left_x = s->x; | |
9f5a911b | 2357 | right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p |
791f420f JR |
2358 | ? last_x - 1 |
2359 | : min (last_x, s->x + s->background_width) - 1)); | |
2360 | top_y = s->y; | |
2361 | bottom_y = top_y + s->height - 1; | |
2362 | ||
2363 | left_p = (s->first_glyph->left_box_line_p | |
2364 | || (s->hl == DRAW_MOUSE_FACE | |
2365 | && (s->prev == NULL | |
2366 | || s->prev->hl != s->hl))); | |
2367 | right_p = (last_glyph->right_box_line_p | |
2368 | || (s->hl == DRAW_MOUSE_FACE | |
2369 | && (s->next == NULL | |
2370 | || s->next->hl != s->hl))); | |
d67d1627 | 2371 | |
89271099 | 2372 | get_glyph_string_clip_rect (s, &clip_rect); |
791f420f JR |
2373 | |
2374 | if (s->face->box == FACE_SIMPLE_BOX) | |
2375 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2376 | left_p, right_p, &clip_rect); | |
2377 | else | |
2378 | { | |
2379 | x_setup_relief_colors (s); | |
2380 | w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y, | |
cb0b194a | 2381 | width, raised_p, 1, 1, left_p, right_p, &clip_rect); |
791f420f JR |
2382 | } |
2383 | } | |
2384 | ||
2385 | ||
2386 | /* Draw foreground of image glyph string S. */ | |
2387 | ||
2388 | static void | |
2389 | x_draw_image_foreground (s) | |
2390 | struct glyph_string *s; | |
2391 | { | |
cb0b194a KS |
2392 | int x = s->x; |
2393 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2394 | |
2395 | /* If first glyph of S has a left box line, start drawing it to the | |
2396 | right of that line. */ | |
2397 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2398 | && s->first_glyph->left_box_line_p |
2399 | && s->slice.x == 0) | |
1ea40aa2 | 2400 | x += eabs (s->face->box_line_width); |
791f420f JR |
2401 | |
2402 | /* If there is a margin around the image, adjust x- and y-position | |
2403 | by that margin. */ | |
cb0b194a KS |
2404 | if (s->slice.x == 0) |
2405 | x += s->img->hmargin; | |
2406 | if (s->slice.y == 0) | |
2407 | y += s->img->vmargin; | |
791f420f JR |
2408 | |
2409 | SaveDC (s->hdc); | |
2410 | ||
2411 | if (s->img->pixmap) | |
2412 | { | |
d30591dc JR |
2413 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2414 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2415 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2416 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2417 | SetBkColor (compat_hdc, RGB (255, 255, 255)); | |
2418 | SetTextColor (s->hdc, RGB (0, 0, 0)); | |
2419 | x_set_glyph_string_clipping (s); | |
2420 | ||
791f420f JR |
2421 | if (s->img->mask) |
2422 | { | |
d30591dc JR |
2423 | HDC mask_dc = CreateCompatibleDC (s->hdc); |
2424 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2425 | ||
2426 | SetTextColor (s->hdc, RGB (255, 255, 255)); | |
2427 | SetBkColor (s->hdc, RGB (0, 0, 0)); | |
2428 | ||
cb0b194a KS |
2429 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2430 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2431 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2432 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2433 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
2434 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2435 | |
2436 | SelectObject (mask_dc, mask_orig_obj); | |
2437 | DeleteDC (mask_dc); | |
791f420f JR |
2438 | } |
2439 | else | |
791f420f | 2440 | { |
d30591dc JR |
2441 | SetTextColor (s->hdc, s->gc->foreground); |
2442 | SetBkColor (s->hdc, s->gc->background); | |
2443 | ||
cb0b194a KS |
2444 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
2445 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2446 | |
2447 | /* When the image has a mask, we can expect that at | |
2448 | least part of a mouse highlight or a block cursor will | |
2449 | be visible. If the image doesn't have a mask, make | |
2450 | a block cursor visible by drawing a rectangle around | |
2451 | the image. I believe it's looking better if we do | |
2452 | nothing here for mouse-face. */ | |
2453 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2454 | { |
2455 | int r = s->img->relief; | |
2456 | if (r < 0) r = -r; | |
2457 | w32_draw_rectangle (s->hdc, s->gc, x - r, y - r , | |
cb0b194a KS |
2458 | s->slice.width + r*2 - 1, |
2459 | s->slice.height + r*2 - 1); | |
c65eff23 | 2460 | } |
791f420f | 2461 | } |
d30591dc JR |
2462 | |
2463 | w32_set_clip_rectangle (s->hdc, NULL); | |
2464 | SelectObject (s->hdc, orig_brush); | |
2465 | DeleteObject (fg_brush); | |
2466 | SelectObject (compat_hdc, orig_obj); | |
2467 | DeleteDC (compat_hdc); | |
791f420f JR |
2468 | } |
2469 | else | |
cb0b194a KS |
2470 | w32_draw_rectangle (s->hdc, s->gc, x, y, |
2471 | s->slice.width - 1, s->slice.height - 1); | |
ee78dc32 | 2472 | |
791f420f JR |
2473 | RestoreDC (s->hdc ,-1); |
2474 | } | |
ee78dc32 | 2475 | |
791f420f | 2476 | |
791f420f JR |
2477 | /* Draw a relief around the image glyph string S. */ |
2478 | ||
2479 | static void | |
2480 | x_draw_image_relief (s) | |
2481 | struct glyph_string *s; | |
2482 | { | |
2483 | int x0, y0, x1, y1, thick, raised_p; | |
2484 | RECT r; | |
cb0b194a KS |
2485 | int x = s->x; |
2486 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
d67d1627 | 2487 | |
791f420f JR |
2488 | /* If first glyph of S has a left box line, start drawing it to the |
2489 | right of that line. */ | |
2490 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2491 | && s->first_glyph->left_box_line_p |
2492 | && s->slice.x == 0) | |
1ea40aa2 | 2493 | x += eabs (s->face->box_line_width); |
d67d1627 | 2494 | |
791f420f JR |
2495 | /* If there is a margin around the image, adjust x- and y-position |
2496 | by that margin. */ | |
cb0b194a KS |
2497 | if (s->slice.x == 0) |
2498 | x += s->img->hmargin; | |
2499 | if (s->slice.y == 0) | |
2500 | y += s->img->vmargin; | |
d67d1627 | 2501 | |
791f420f JR |
2502 | if (s->hl == DRAW_IMAGE_SUNKEN |
2503 | || s->hl == DRAW_IMAGE_RAISED) | |
2504 | { | |
6637c996 | 2505 | thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF; |
791f420f JR |
2506 | raised_p = s->hl == DRAW_IMAGE_RAISED; |
2507 | } | |
2508 | else | |
ee78dc32 | 2509 | { |
1ea40aa2 | 2510 | thick = eabs (s->img->relief); |
791f420f JR |
2511 | raised_p = s->img->relief > 0; |
2512 | } | |
d67d1627 | 2513 | |
791f420f JR |
2514 | x0 = x - thick; |
2515 | y0 = y - thick; | |
cb0b194a KS |
2516 | x1 = x + s->slice.width + thick - 1; |
2517 | y1 = y + s->slice.height + thick - 1; | |
d67d1627 | 2518 | |
791f420f | 2519 | x_setup_relief_colors (s); |
89271099 | 2520 | get_glyph_string_clip_rect (s, &r); |
cb0b194a KS |
2521 | w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p, |
2522 | s->slice.y == 0, | |
2523 | s->slice.y + s->slice.height == s->img->height, | |
2524 | s->slice.x == 0, | |
2525 | s->slice.x + s->slice.width == s->img->width, | |
2526 | &r); | |
791f420f | 2527 | } |
ee78dc32 | 2528 | |
791f420f JR |
2529 | |
2530 | /* Draw the foreground of image glyph string S to PIXMAP. */ | |
2531 | ||
2532 | static void | |
2533 | w32_draw_image_foreground_1 (s, pixmap) | |
2534 | struct glyph_string *s; | |
2535 | HBITMAP pixmap; | |
2536 | { | |
2537 | HDC hdc = CreateCompatibleDC (s->hdc); | |
2538 | HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap); | |
cb0b194a KS |
2539 | int x = 0; |
2540 | int y = s->ybase - s->y - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
2541 | |
2542 | /* If first glyph of S has a left box line, start drawing it to the | |
2543 | right of that line. */ | |
2544 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
2545 | && s->first_glyph->left_box_line_p |
2546 | && s->slice.x == 0) | |
1ea40aa2 | 2547 | x += eabs (s->face->box_line_width); |
791f420f JR |
2548 | |
2549 | /* If there is a margin around the image, adjust x- and y-position | |
2550 | by that margin. */ | |
cb0b194a KS |
2551 | if (s->slice.x == 0) |
2552 | x += s->img->hmargin; | |
2553 | if (s->slice.y == 0) | |
2554 | y += s->img->vmargin; | |
791f420f JR |
2555 | |
2556 | if (s->img->pixmap) | |
2557 | { | |
d30591dc JR |
2558 | HDC compat_hdc = CreateCompatibleDC (hdc); |
2559 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2560 | HBRUSH orig_brush = SelectObject (hdc, fg_brush); | |
2561 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2562 | ||
791f420f JR |
2563 | if (s->img->mask) |
2564 | { | |
d30591dc JR |
2565 | HDC mask_dc = CreateCompatibleDC (hdc); |
2566 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2567 | ||
2568 | SetTextColor (hdc, RGB (0, 0, 0)); | |
2569 | SetBkColor (hdc, RGB (255, 255, 255)); | |
cb0b194a KS |
2570 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2571 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
2572 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2573 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
2574 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
2575 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
2576 | |
2577 | SelectObject (mask_dc, mask_orig_obj); | |
2578 | DeleteDC (mask_dc); | |
791f420f JR |
2579 | } |
2580 | else | |
ef0e360f | 2581 | { |
d30591dc JR |
2582 | SetTextColor (hdc, s->gc->foreground); |
2583 | SetBkColor (hdc, s->gc->background); | |
2584 | ||
cb0b194a KS |
2585 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
2586 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
2587 | |
2588 | /* When the image has a mask, we can expect that at | |
2589 | least part of a mouse highlight or a block cursor will | |
2590 | be visible. If the image doesn't have a mask, make | |
2591 | a block cursor visible by drawing a rectangle around | |
2592 | the image. I believe it's looking better if we do | |
2593 | nothing here for mouse-face. */ | |
2594 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2595 | { |
2596 | int r = s->img->relief; | |
2597 | if (r < 0) r = -r; | |
cb0b194a KS |
2598 | w32_draw_rectangle (hdc, s->gc, x - r, y - r, |
2599 | s->slice.width + r*2 - 1, | |
2600 | s->slice.height + r*2 - 1); | |
c65eff23 | 2601 | } |
ef0e360f | 2602 | } |
d30591dc JR |
2603 | |
2604 | SelectObject (hdc, orig_brush); | |
2605 | DeleteObject (fg_brush); | |
2606 | SelectObject (compat_hdc, orig_obj); | |
2607 | DeleteDC (compat_hdc); | |
791f420f JR |
2608 | } |
2609 | else | |
cb0b194a KS |
2610 | w32_draw_rectangle (hdc, s->gc, x, y, |
2611 | s->slice.width - 1, s->slice.height - 1); | |
791f420f JR |
2612 | |
2613 | SelectObject (hdc, orig_hdc_obj); | |
2614 | DeleteDC (hdc); | |
2615 | } | |
2616 | ||
2617 | ||
2618 | /* Draw part of the background of glyph string S. X, Y, W, and H | |
2619 | give the rectangle to draw. */ | |
2620 | ||
2621 | static void | |
2622 | x_draw_glyph_string_bg_rect (s, x, y, w, h) | |
2623 | struct glyph_string *s; | |
2624 | int x, y, w, h; | |
2625 | { | |
01b220b6 | 2626 | #if 0 /* TODO: stipple */ |
791f420f JR |
2627 | if (s->stippled_p) |
2628 | { | |
2629 | /* Fill background with a stipple pattern. */ | |
2630 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2631 | XFillRectangle (s->display, s->window, s->gc, x, y, w, h); | |
2632 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2633 | } | |
2634 | else | |
2635 | #endif | |
2636 | x_clear_glyph_string_rect (s, x, y, w, h); | |
2637 | } | |
2638 | ||
2639 | ||
d67d1627 | 2640 | /* Draw image glyph string S. |
791f420f JR |
2641 | |
2642 | s->y | |
2643 | s->x +------------------------- | |
2644 | | s->face->box | |
2645 | | | |
2646 | | +------------------------- | |
d6ff54d5 | 2647 | | | s->img->vmargin |
791f420f JR |
2648 | | | |
2649 | | | +------------------- | |
2650 | | | | the image | |
cabb23bc | 2651 | |
791f420f JR |
2652 | */ |
2653 | ||
2654 | static void | |
2655 | x_draw_image_glyph_string (s) | |
2656 | struct glyph_string *s; | |
2657 | { | |
2658 | int x, y; | |
1ea40aa2 | 2659 | int box_line_hwidth = eabs (s->face->box_line_width); |
60222d69 | 2660 | int box_line_vwidth = max (s->face->box_line_width, 0); |
791f420f JR |
2661 | int height; |
2662 | HBITMAP pixmap = 0; | |
2663 | ||
60222d69 | 2664 | height = s->height - 2 * box_line_vwidth; |
791f420f JR |
2665 | |
2666 | /* Fill background with face under the image. Do it only if row is | |
2667 | taller than image or if image has a clip mask to reduce | |
2668 | flickering. */ | |
2669 | s->stippled_p = s->face->stipple != 0; | |
cb0b194a | 2670 | if (height > s->slice.height |
d6ff54d5 | 2671 | || s->img->hmargin |
c2cc16fa | 2672 | || s->img->vmargin |
791f420f | 2673 | || s->img->mask |
791f420f JR |
2674 | || s->img->pixmap == 0 |
2675 | || s->width != s->background_width) | |
2676 | { | |
cb0b194a KS |
2677 | x = s->x; |
2678 | if (s->first_glyph->left_box_line_p | |
2679 | && s->slice.x == 0) | |
2680 | x += box_line_hwidth; | |
2681 | ||
2682 | y = s->y; | |
2683 | if (s->slice.y == 0) | |
2684 | y += box_line_vwidth; | |
d67d1627 | 2685 | |
d30591dc | 2686 | #if 0 /* TODO: figure out if we need to do this on Windows. */ |
791f420f | 2687 | if (s->img->mask) |
ee78dc32 | 2688 | { |
c2cc16fa JR |
2689 | /* Create a pixmap as large as the glyph string. Fill it |
2690 | with the background color. Copy the image to it, using | |
2691 | its mask. Copy the temporary pixmap to the display. */ | |
791f420f JR |
2692 | Screen *screen = FRAME_X_SCREEN (s->f); |
2693 | int depth = DefaultDepthOfScreen (screen); | |
2694 | ||
2695 | /* Create a pixmap as large as the glyph string. */ | |
2696 | pixmap = XCreatePixmap (s->display, s->window, | |
2697 | s->background_width, | |
2698 | s->height, depth); | |
d67d1627 | 2699 | |
791f420f JR |
2700 | /* Don't clip in the following because we're working on the |
2701 | pixmap. */ | |
2702 | XSetClipMask (s->display, s->gc, None); | |
ee78dc32 | 2703 | |
791f420f JR |
2704 | /* Fill the pixmap with the background color/stipple. */ |
2705 | if (s->stippled_p) | |
2706 | { | |
2707 | /* Fill background with a stipple pattern. */ | |
2708 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2709 | XFillRectangle (s->display, pixmap, s->gc, | |
2710 | 0, 0, s->background_width, s->height); | |
2711 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2712 | } | |
ef0e360f | 2713 | else |
791f420f JR |
2714 | { |
2715 | XGCValues xgcv; | |
2716 | XGetGCValues (s->display, s->gc, GCForeground | GCBackground, | |
2717 | &xgcv); | |
2718 | XSetForeground (s->display, s->gc, xgcv.background); | |
2719 | XFillRectangle (s->display, pixmap, s->gc, | |
2720 | 0, 0, s->background_width, s->height); | |
2721 | XSetForeground (s->display, s->gc, xgcv.foreground); | |
2722 | } | |
ee78dc32 | 2723 | } |
791f420f JR |
2724 | else |
2725 | #endif | |
791f420f | 2726 | x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height); |
d67d1627 | 2727 | |
791f420f JR |
2728 | s->background_filled_p = 1; |
2729 | } | |
ee78dc32 | 2730 | |
791f420f JR |
2731 | /* Draw the foreground. */ |
2732 | if (pixmap != 0) | |
2733 | { | |
2734 | w32_draw_image_foreground_1 (s, pixmap); | |
2735 | x_set_glyph_string_clipping (s); | |
ee78dc32 | 2736 | { |
791f420f JR |
2737 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2738 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2739 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2740 | HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap); | |
2741 | ||
2742 | SetTextColor (s->hdc, s->gc->foreground); | |
2743 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
2744 | BitBlt (s->hdc, s->x, s->y, s->background_width, s->height, |
2745 | compat_hdc, 0, 0, SRCCOPY); | |
d30591dc | 2746 | |
791f420f JR |
2747 | SelectObject (s->hdc, orig_brush); |
2748 | DeleteObject (fg_brush); | |
2749 | SelectObject (compat_hdc, orig_obj); | |
2750 | DeleteDC (compat_hdc); | |
2751 | } | |
2752 | DeleteObject (pixmap); | |
2753 | pixmap = 0; | |
2754 | } | |
2755 | else | |
2756 | x_draw_image_foreground (s); | |
ee78dc32 | 2757 | |
791f420f JR |
2758 | /* If we must draw a relief around the image, do it. */ |
2759 | if (s->img->relief | |
2760 | || s->hl == DRAW_IMAGE_RAISED | |
2761 | || s->hl == DRAW_IMAGE_SUNKEN) | |
2762 | x_draw_image_relief (s); | |
2763 | } | |
ee78dc32 | 2764 | |
cabb23bc | 2765 | |
791f420f | 2766 | /* Draw stretch glyph string S. */ |
cabb23bc | 2767 | |
791f420f JR |
2768 | static void |
2769 | x_draw_stretch_glyph_string (s) | |
2770 | struct glyph_string *s; | |
2771 | { | |
2772 | xassert (s->first_glyph->type == STRETCH_GLYPH); | |
65c4903c | 2773 | |
791f420f JR |
2774 | if (s->hl == DRAW_CURSOR |
2775 | && !x_stretch_cursor_p) | |
2776 | { | |
2777 | /* If `x-stretch-block-cursor' is nil, don't draw a block cursor | |
2778 | as wide as the stretch glyph. */ | |
e8f6b0db KS |
2779 | int width, background_width = s->background_width; |
2780 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2781 | ||
2782 | if (x < left_x) | |
2783 | { | |
2784 | background_width -= left_x - x; | |
2785 | x = left_x; | |
2786 | } | |
2787 | width = min (FRAME_COLUMN_WIDTH (s->f), background_width); | |
cabb23bc | 2788 | |
791f420f | 2789 | /* Draw cursor. */ |
e8f6b0db | 2790 | x_draw_glyph_string_bg_rect (s, x, s->y, width, s->height); |
cabb23bc | 2791 | |
791f420f | 2792 | /* Clear rest using the GC of the original non-cursor face. */ |
e8f6b0db | 2793 | if (width < background_width) |
791f420f JR |
2794 | { |
2795 | XGCValues *gc = s->face->gc; | |
e8f6b0db KS |
2796 | int y = s->y; |
2797 | int w = background_width - width, h = s->height; | |
791f420f JR |
2798 | RECT r; |
2799 | HDC hdc = s->hdc; | |
9f5a911b | 2800 | |
e8f6b0db | 2801 | x += width; |
9f5a911b JR |
2802 | if (s->row->mouse_face_p |
2803 | && cursor_in_mouse_face_p (s->w)) | |
2804 | { | |
2805 | x_set_mouse_face_gc (s); | |
2806 | gc = s->gc; | |
2807 | } | |
2808 | else | |
2809 | gc = s->face->gc; | |
d67d1627 | 2810 | |
89271099 | 2811 | get_glyph_string_clip_rect (s, &r); |
791f420f JR |
2812 | w32_set_clip_rectangle (hdc, &r); |
2813 | ||
01b220b6 | 2814 | #if 0 /* TODO: stipple */ |
791f420f JR |
2815 | if (s->face->stipple) |
2816 | { | |
2817 | /* Fill background with a stipple pattern. */ | |
2818 | XSetFillStyle (s->display, gc, FillOpaqueStippled); | |
2819 | XFillRectangle (s->display, s->window, gc, x, y, w, h); | |
2820 | XSetFillStyle (s->display, gc, FillSolid); | |
2821 | } | |
2822 | else | |
2823 | #endif | |
2824 | { | |
2825 | w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h); | |
2826 | } | |
2827 | } | |
2828 | } | |
9f5a911b | 2829 | else if (!s->background_filled_p) |
e8f6b0db KS |
2830 | { |
2831 | int background_width = s->background_width; | |
2832 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2833 | ||
6c693929 KS |
2834 | /* Don't draw into left margin, fringe or scrollbar area |
2835 | except for header line and mode line. */ | |
2836 | if (x < left_x && !s->row->mode_line_p) | |
e8f6b0db KS |
2837 | { |
2838 | background_width -= left_x - x; | |
2839 | x = left_x; | |
2840 | } | |
2841 | if (background_width > 0) | |
2842 | x_draw_glyph_string_bg_rect (s, x, s->y, background_width, s->height); | |
5e6b6dcd | 2843 | } |
d67d1627 | 2844 | |
791f420f JR |
2845 | s->background_filled_p = 1; |
2846 | } | |
cabb23bc | 2847 | |
cabb23bc | 2848 | |
791f420f JR |
2849 | /* Draw glyph string S. */ |
2850 | ||
2851 | static void | |
2852 | x_draw_glyph_string (s) | |
2853 | struct glyph_string *s; | |
2854 | { | |
858a55c1 AI |
2855 | int relief_drawn_p = 0; |
2856 | ||
791f420f JR |
2857 | /* If S draws into the background of its successor, draw the |
2858 | background of the successor first so that S can draw into it. | |
2859 | This makes S->next use XDrawString instead of XDrawImageString. */ | |
c2ded1b7 | 2860 | if (s->next && s->right_overhang && !s->for_overlaps) |
791f420f | 2861 | { |
027f6f90 JR |
2862 | int width; |
2863 | struct glyph_string *next; | |
2864 | for (width = 0, next = s->next; next; | |
2865 | width += next->width, next = next->next) | |
2866 | if (next->first_glyph->type != IMAGE_GLYPH) | |
2867 | { | |
2868 | x_set_glyph_string_gc (next); | |
2869 | x_set_glyph_string_clipping (next); | |
2870 | x_draw_glyph_string_background (next, 1); | |
2871 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 2872 | next->num_clips = 0; |
027f6f90 JR |
2873 | #endif /* USE_FONT_BACKEND */ |
2874 | } | |
791f420f JR |
2875 | } |
2876 | ||
2877 | /* Set up S->gc, set clipping and draw S. */ | |
2878 | x_set_glyph_string_gc (s); | |
791f420f | 2879 | |
858a55c1 AI |
2880 | /* Draw relief (if any) in advance for char/composition so that the |
2881 | glyph string can be drawn over it. */ | |
c2ded1b7 | 2882 | if (!s->for_overlaps |
858a55c1 AI |
2883 | && s->face->box != FACE_NO_BOX |
2884 | && (s->first_glyph->type == CHAR_GLYPH | |
2885 | || s->first_glyph->type == COMPOSITE_GLYPH)) | |
2886 | ||
2887 | { | |
9f5a911b | 2888 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2889 | x_draw_glyph_string_background (s, 1); |
2890 | x_draw_glyph_string_box (s); | |
9f5a911b | 2891 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2892 | relief_drawn_p = 1; |
2893 | } | |
027f6f90 JR |
2894 | else if ((s->prev && s->prev->hl != s->hl && s->left_overhang) |
2895 | || (s->next && s->next->hl != s->hl && s->right_overhang)) | |
2896 | /* We must clip just this glyph. left_overhang part has already | |
2897 | drawn when s->prev was drawn, and right_overhang part will be | |
2898 | drawn later when s->next is drawn. */ | |
2899 | x_set_glyph_string_clipping_exactly (s, s); | |
9f5a911b JR |
2900 | else |
2901 | x_set_glyph_string_clipping (s); | |
858a55c1 | 2902 | |
791f420f JR |
2903 | switch (s->first_glyph->type) |
2904 | { | |
2905 | case IMAGE_GLYPH: | |
2906 | x_draw_image_glyph_string (s); | |
2907 | break; | |
2908 | ||
2909 | case STRETCH_GLYPH: | |
2910 | x_draw_stretch_glyph_string (s); | |
2911 | break; | |
2912 | ||
2913 | case CHAR_GLYPH: | |
c2ded1b7 | 2914 | if (s->for_overlaps) |
791f420f JR |
2915 | s->background_filled_p = 1; |
2916 | else | |
2917 | x_draw_glyph_string_background (s, 0); | |
2918 | x_draw_glyph_string_foreground (s); | |
2919 | break; | |
2920 | ||
2921 | case COMPOSITE_GLYPH: | |
c2ded1b7 | 2922 | if (s->for_overlaps || s->gidx > 0) |
791f420f JR |
2923 | s->background_filled_p = 1; |
2924 | else | |
2925 | x_draw_glyph_string_background (s, 1); | |
2926 | x_draw_composite_glyph_string_foreground (s); | |
2927 | break; | |
2928 | ||
2929 | default: | |
2930 | abort (); | |
2931 | } | |
2932 | ||
c2ded1b7 | 2933 | if (!s->for_overlaps) |
791f420f JR |
2934 | { |
2935 | /* Draw underline. */ | |
9ef2e2cf JR |
2936 | if (s->face->underline_p |
2937 | && (s->font->bdf || !s->font->tm.tmUnderlined)) | |
791f420f | 2938 | { |
027f6f90 | 2939 | unsigned long h; |
b70be253 | 2940 | int y; |
027f6f90 JR |
2941 | /* Get the underline thickness. Default is 1 pixel. */ |
2942 | #ifdef USE_FONT_BACKEND | |
2943 | if (enable_font_backend) | |
2944 | /* In the future, we must use information of font. */ | |
2945 | h = 1; | |
2946 | else | |
2947 | #endif /* USE_FONT_BACKEND */ | |
2948 | h = 1; | |
791f420f | 2949 | |
027f6f90 JR |
2950 | #ifdef USE_FONT_BACKEND |
2951 | if (enable_font_backend) | |
2952 | { | |
2953 | if (s->face->font) | |
2954 | /* In the future, we must use information of font. */ | |
2955 | y = s->ybase + (s->face->font->max_bounds.descent + 1) / 2; | |
2956 | else | |
2957 | y = s->y + s->height - h; | |
2958 | } | |
2959 | else | |
2960 | #endif | |
30f27523 | 2961 | { |
b70be253 JR |
2962 | y = s->y + s->height - h; |
2963 | /* TODO: Use font information for positioning and | |
2964 | thickness of underline. See OUTLINETEXTMETRIC, | |
2965 | and xterm.c. Note: If you make this work, | |
2966 | don't forget to change the doc string of | |
2967 | x-use-underline_color-position-properties | |
2968 | below. */ | |
2969 | #if 0 | |
2970 | if (!x_underline_at_descent_line) | |
027f6f90 | 2971 | { |
b70be253 | 2972 | ... |
027f6f90 | 2973 | } |
b70be253 | 2974 | #endif |
30f27523 | 2975 | } |
791f420f JR |
2976 | if (s->face->underline_defaulted_p) |
2977 | { | |
2978 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
b70be253 | 2979 | y, s->background_width, 1); |
791f420f JR |
2980 | } |
2981 | else | |
2982 | { | |
2983 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
b70be253 | 2984 | y, s->background_width, 1); |
791f420f JR |
2985 | } |
2986 | } | |
791f420f JR |
2987 | /* Draw overline. */ |
2988 | if (s->face->overline_p) | |
2989 | { | |
2990 | unsigned long dy = 0, h = 1; | |
2991 | ||
2992 | if (s->face->overline_color_defaulted_p) | |
027f6f90 JR |
2993 | { |
2994 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2995 | s->y + dy, s->background_width, h); | |
2996 | } | |
791f420f JR |
2997 | else |
2998 | { | |
59508699 | 2999 | w32_fill_area (s->f, s->hdc, s->face->overline_color, s->x, |
30f27523 | 3000 | s->y + dy, s->background_width, h); |
791f420f JR |
3001 | } |
3002 | } | |
3003 | ||
3004 | /* Draw strike-through. */ | |
9ef2e2cf JR |
3005 | if (s->face->strike_through_p |
3006 | && (s->font->bdf || !s->font->tm.tmStruckOut)) | |
791f420f JR |
3007 | { |
3008 | unsigned long h = 1; | |
3009 | unsigned long dy = (s->height - h) / 2; | |
3010 | ||
3011 | if (s->face->strike_through_color_defaulted_p) | |
3012 | { | |
3013 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy, | |
3014 | s->width, h); | |
3015 | } | |
3016 | else | |
3017 | { | |
def7fa34 | 3018 | w32_fill_area (s->f, s->hdc, s->face->strike_through_color, s->x, |
791f420f JR |
3019 | s->y + dy, s->width, h); |
3020 | } | |
3021 | } | |
3022 | ||
027f6f90 | 3023 | /* Draw relief if not yet drawn. */ |
858a55c1 | 3024 | if (!relief_drawn_p && s->face->box != FACE_NO_BOX) |
791f420f | 3025 | x_draw_glyph_string_box (s); |
027f6f90 JR |
3026 | |
3027 | if (s->prev) | |
3028 | { | |
3029 | struct glyph_string *prev; | |
3030 | ||
3031 | for (prev = s->prev; prev; prev = prev->prev) | |
3032 | if (prev->hl != s->hl | |
3033 | && prev->x + prev->width + prev->right_overhang > s->x) | |
3034 | { | |
3035 | /* As prev was drawn while clipped to its own area, we | |
3036 | must draw the right_overhang part using s->hl now. */ | |
3037 | enum draw_glyphs_face save = prev->hl; | |
3038 | ||
3039 | prev->hl = s->hl; | |
3040 | x_set_glyph_string_gc (prev); | |
3041 | x_set_glyph_string_clipping_exactly (s, prev); | |
3042 | if (prev->first_glyph->type == CHAR_GLYPH) | |
3043 | x_draw_glyph_string_foreground (prev); | |
3044 | else | |
3045 | x_draw_composite_glyph_string_foreground (prev); | |
3046 | w32_set_clip_rectangle (prev->hdc, NULL); | |
3047 | prev->hl = save; | |
3048 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3049 | prev->num_clips = 0; |
027f6f90 JR |
3050 | #endif /* USE_FONT_BACKEND */ |
3051 | } | |
3052 | } | |
3053 | ||
3054 | if (s->next) | |
3055 | { | |
3056 | struct glyph_string *next; | |
3057 | ||
3058 | for (next = s->next; next; next = next->next) | |
3059 | if (next->hl != s->hl | |
3060 | && next->x - next->left_overhang < s->x + s->width) | |
3061 | { | |
3062 | /* As next will be drawn while clipped to its own area, | |
3063 | we must draw the left_overhang part using s->hl now. */ | |
3064 | enum draw_glyphs_face save = next->hl; | |
3065 | ||
3066 | next->hl = s->hl; | |
3067 | x_set_glyph_string_gc (next); | |
3068 | x_set_glyph_string_clipping_exactly (s, next); | |
3069 | if (next->first_glyph->type == CHAR_GLYPH) | |
3070 | x_draw_glyph_string_foreground (next); | |
3071 | else | |
3072 | x_draw_composite_glyph_string_foreground (next); | |
3073 | w32_set_clip_rectangle (next->hdc, NULL); | |
3074 | next->hl = save; | |
3075 | #ifdef USE_FONT_BACKEND | |
3ca3504a | 3076 | next->num_clips = 0; |
027f6f90 JR |
3077 | #endif /* USE_FONT_BACKEND */ |
3078 | } | |
3079 | } | |
791f420f JR |
3080 | } |
3081 | ||
3082 | /* Reset clipping. */ | |
3083 | w32_set_clip_rectangle (s->hdc, NULL); | |
027f6f90 | 3084 | #ifdef USE_FONT_BACKEND |
3ca3504a | 3085 | s->num_clips = 0; |
027f6f90 | 3086 | #endif /* USE_FONT_BACKEND */ |
791f420f JR |
3087 | } |
3088 | ||
3089 | ||
89271099 | 3090 | /* Shift display to make room for inserted glyphs. */ |
ee78dc32 | 3091 | |
89271099 KS |
3092 | void |
3093 | w32_shift_glyphs_for_insert (f, x, y, width, height, shift_by) | |
3094 | struct frame *f; | |
3095 | int x, y, width, height, shift_by; | |
791f420f | 3096 | { |
791f420f JR |
3097 | HDC hdc; |
3098 | ||
791f420f | 3099 | hdc = get_frame_dc (f); |
89271099 KS |
3100 | BitBlt (hdc, x + shift_by, y, width, height, |
3101 | hdc, x, y, SRCCOPY); | |
791f420f | 3102 | |
791f420f | 3103 | release_frame_dc (f, hdc); |
ee78dc32 | 3104 | } |
791f420f JR |
3105 | |
3106 | ||
3107 | /* Delete N glyphs at the nominal cursor position. Not implemented | |
3108 | for X frames. */ | |
ee78dc32 | 3109 | |
96214669 | 3110 | static void |
4a418b10 JR |
3111 | x_delete_glyphs (f, n) |
3112 | struct frame *f; | |
791f420f | 3113 | register int n; |
ee78dc32 | 3114 | { |
7e6ac5b9 AI |
3115 | if (! FRAME_W32_P (f)) |
3116 | return; | |
3117 | ||
791f420f JR |
3118 | abort (); |
3119 | } | |
ee78dc32 | 3120 | |
ee78dc32 | 3121 | |
791f420f JR |
3122 | /* Clear entire frame. If updating_frame is non-null, clear that |
3123 | frame. Otherwise clear the selected frame. */ | |
3124 | ||
96214669 | 3125 | static void |
4a418b10 | 3126 | x_clear_frame (struct frame *f) |
ee78dc32 | 3127 | { |
7e6ac5b9 AI |
3128 | if (! FRAME_W32_P (f)) |
3129 | return; | |
3130 | ||
791f420f JR |
3131 | /* Clearing the frame will erase any cursor, so mark them all as no |
3132 | longer visible. */ | |
3133 | mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f))); | |
3134 | output_cursor.hpos = output_cursor.vpos = 0; | |
3135 | output_cursor.x = -1; | |
ee78dc32 | 3136 | |
791f420f JR |
3137 | /* We don't set the output cursor here because there will always |
3138 | follow an explicit cursor_to. */ | |
ee78dc32 GV |
3139 | BLOCK_INPUT; |
3140 | ||
fbd6baed | 3141 | w32_clear_window (f); |
ee78dc32 GV |
3142 | |
3143 | /* We have to clear the scroll bars, too. If we have changed | |
3144 | colors or something like that, then they should be notified. */ | |
3145 | x_scroll_bar_clear (f); | |
3146 | ||
3147 | UNBLOCK_INPUT; | |
3148 | } | |
791f420f | 3149 | |
ee78dc32 GV |
3150 | \f |
3151 | /* Make audible bell. */ | |
3152 | ||
96214669 | 3153 | static void |
4a418b10 | 3154 | w32_ring_bell (struct frame *f) |
ee78dc32 GV |
3155 | { |
3156 | BLOCK_INPUT; | |
3157 | ||
0f32f023 | 3158 | if (FRAME_W32_P (f) && visible_bell) |
8331e676 GV |
3159 | { |
3160 | int i; | |
4a418b10 | 3161 | HWND hwnd = FRAME_W32_WINDOW (f); |
8331e676 | 3162 | |
d67d1627 | 3163 | for (i = 0; i < 5; i++) |
8331e676 GV |
3164 | { |
3165 | FlashWindow (hwnd, TRUE); | |
3166 | Sleep (10); | |
3167 | } | |
3168 | FlashWindow (hwnd, FALSE); | |
3169 | } | |
ee78dc32 | 3170 | else |
4a418b10 | 3171 | w32_sys_ring_bell (f); |
ee78dc32 GV |
3172 | |
3173 | UNBLOCK_INPUT; | |
ee78dc32 | 3174 | } |
791f420f | 3175 | |
ee78dc32 | 3176 | \f |
791f420f JR |
3177 | /* Specify how many text lines, from the top of the window, |
3178 | should be affected by insert-lines and delete-lines operations. | |
3179 | This, and those operations, are used only within an update | |
3180 | that is bounded by calls to x_update_begin and x_update_end. */ | |
ee78dc32 | 3181 | |
96214669 | 3182 | static void |
791f420f JR |
3183 | w32_set_terminal_window (n) |
3184 | register int n; | |
ee78dc32 | 3185 | { |
791f420f | 3186 | /* This function intentionally left blank. */ |
ee78dc32 | 3187 | } |
791f420f JR |
3188 | |
3189 | \f | |
3190 | /*********************************************************************** | |
3191 | Line Dance | |
3192 | ***********************************************************************/ | |
3193 | ||
3194 | /* Perform an insert-lines or delete-lines operation, inserting N | |
3195 | lines or deleting -N lines at vertical position VPOS. */ | |
ee78dc32 | 3196 | |
96214669 | 3197 | static void |
4a418b10 JR |
3198 | x_ins_del_lines (f, vpos, n) |
3199 | struct frame *f; | |
791f420f | 3200 | int vpos, n; |
ee78dc32 | 3201 | { |
7e6ac5b9 AI |
3202 | if (! FRAME_W32_P (f)) |
3203 | return; | |
3204 | ||
ee78dc32 GV |
3205 | abort (); |
3206 | } | |
791f420f JR |
3207 | |
3208 | ||
3209 | /* Scroll part of the display as described by RUN. */ | |
3210 | ||
3211 | static void | |
3212 | x_scroll_run (w, run) | |
3213 | struct window *w; | |
3214 | struct run *run; | |
3215 | { | |
3216 | struct frame *f = XFRAME (w->frame); | |
3217 | int x, y, width, height, from_y, to_y, bottom_y; | |
4d6e8199 JR |
3218 | HWND hwnd = FRAME_W32_WINDOW (f); |
3219 | HRGN expect_dirty; | |
791f420f JR |
3220 | |
3221 | /* Get frame-relative bounding box of the text display area of W, | |
33c34bea KS |
3222 | without mode lines. Include in this box the left and right |
3223 | fringes of W. */ | |
791f420f | 3224 | window_box (w, -1, &x, &y, &width, &height); |
791f420f JR |
3225 | |
3226 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y); | |
3227 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y); | |
3228 | bottom_y = y + height; | |
3229 | ||
3230 | if (to_y < from_y) | |
3231 | { | |
3232 | /* Scrolling up. Make sure we don't copy part of the mode | |
3233 | line at the bottom. */ | |
3234 | if (from_y + run->height > bottom_y) | |
3235 | height = bottom_y - from_y; | |
3236 | else | |
3237 | height = run->height; | |
4d6e8199 | 3238 | expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y); |
791f420f JR |
3239 | } |
3240 | else | |
3241 | { | |
3242 | /* Scolling down. Make sure we don't copy over the mode line. | |
3243 | at the bottom. */ | |
3244 | if (to_y + run->height > bottom_y) | |
3245 | height = bottom_y - to_y; | |
3246 | else | |
3247 | height = run->height; | |
4d6e8199 | 3248 | expect_dirty = CreateRectRgn (x, y, x + width, to_y); |
791f420f JR |
3249 | } |
3250 | ||
3251 | BLOCK_INPUT; | |
d67d1627 | 3252 | |
791f420f JR |
3253 | /* Cursor off. Will be switched on again in x_update_window_end. */ |
3254 | updated_window = w; | |
3255 | x_clear_cursor (w); | |
3256 | ||
4d6e8199 JR |
3257 | { |
3258 | RECT from; | |
3259 | RECT to; | |
3260 | HRGN dirty = CreateRectRgn (0, 0, 0, 0); | |
3261 | HRGN combined = CreateRectRgn (0, 0, 0, 0); | |
3262 | ||
3263 | from.left = to.left = x; | |
3264 | from.right = to.right = x + width; | |
3265 | from.top = from_y; | |
3266 | from.bottom = from_y + height; | |
3267 | to.top = y; | |
3268 | to.bottom = bottom_y; | |
3269 | ||
3270 | ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty, | |
3271 | NULL, SW_INVALIDATE); | |
3272 | ||
3273 | /* Combine this with what we expect to be dirty. This covers the | |
3274 | case where not all of the region we expect is actually dirty. */ | |
3275 | CombineRgn (combined, dirty, expect_dirty, RGN_OR); | |
3276 | ||
3277 | /* If the dirty region is not what we expected, redraw the entire frame. */ | |
3278 | if (!EqualRgn (combined, expect_dirty)) | |
3279 | SET_FRAME_GARBAGED (f); | |
e8ac5d88 JR |
3280 | |
3281 | DeleteObject (dirty); | |
3282 | DeleteObject (combined); | |
4d6e8199 JR |
3283 | } |
3284 | ||
791f420f | 3285 | UNBLOCK_INPUT; |
e8ac5d88 | 3286 | DeleteObject (expect_dirty); |
791f420f JR |
3287 | } |
3288 | ||
9ef2e2cf | 3289 | |
ee78dc32 | 3290 | \f |
791f420f JR |
3291 | /*********************************************************************** |
3292 | Exposure Events | |
3293 | ***********************************************************************/ | |
d67d1627 | 3294 | |
96214669 | 3295 | static void |
89271099 | 3296 | frame_highlight (f) |
791f420f | 3297 | struct frame *f; |
ee78dc32 | 3298 | { |
89271099 KS |
3299 | x_update_cursor (f, 1); |
3300 | } | |
791f420f | 3301 | |
89271099 KS |
3302 | static void |
3303 | frame_unhighlight (f) | |
3304 | struct frame *f; | |
3305 | { | |
3306 | x_update_cursor (f, 1); | |
3307 | } | |
791f420f | 3308 | |
89271099 KS |
3309 | /* The focus has changed. Update the frames as necessary to reflect |
3310 | the new situation. Note that we can't change the selected frame | |
3311 | here, because the Lisp code we are interrupting might become confused. | |
3312 | Each event gets marked with the frame in which it occurred, so the | |
3313 | Lisp code can tell when the switch took place by examining the events. */ | |
791f420f | 3314 | |
89271099 KS |
3315 | static void |
3316 | x_new_focus_frame (dpyinfo, frame) | |
3317 | struct w32_display_info *dpyinfo; | |
3318 | struct frame *frame; | |
3319 | { | |
3320 | struct frame *old_focus = dpyinfo->w32_focus_frame; | |
791f420f | 3321 | |
89271099 | 3322 | if (frame != dpyinfo->w32_focus_frame) |
791f420f | 3323 | { |
89271099 KS |
3324 | /* Set this before calling other routines, so that they see |
3325 | the correct value of w32_focus_frame. */ | |
3326 | dpyinfo->w32_focus_frame = frame; | |
791f420f | 3327 | |
89271099 KS |
3328 | if (old_focus && old_focus->auto_lower) |
3329 | x_lower_frame (old_focus); | |
791f420f | 3330 | |
89271099 KS |
3331 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
3332 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
2df85294 | 3333 | else |
89271099 | 3334 | pending_autoraise_frame = 0; |
791f420f | 3335 | } |
89271099 KS |
3336 | |
3337 | x_frame_rehighlight (dpyinfo); | |
791f420f JR |
3338 | } |
3339 | ||
55131bef JR |
3340 | |
3341 | /* Handle FocusIn and FocusOut state changes for FRAME. | |
3342 | If FRAME has focus and there exists more than one frame, puts | |
3343 | a FOCUS_IN_EVENT into *BUFP. */ | |
3344 | ||
3345 | static void | |
3346 | x_focus_changed (type, state, dpyinfo, frame, bufp) | |
3347 | int type; | |
3348 | int state; | |
3349 | struct w32_display_info *dpyinfo; | |
3350 | struct frame *frame; | |
3351 | struct input_event *bufp; | |
3352 | { | |
3353 | if (type == WM_SETFOCUS) | |
3354 | { | |
3355 | if (dpyinfo->w32_focus_event_frame != frame) | |
3356 | { | |
3357 | x_new_focus_frame (dpyinfo, frame); | |
3358 | dpyinfo->w32_focus_event_frame = frame; | |
3359 | ||
3360 | /* Don't stop displaying the initial startup message | |
3361 | for a switch-frame event we don't need. */ | |
8e50cc2d SM |
3362 | if (NILP (Vterminal_frame) |
3363 | && CONSP (Vframe_list) | |
3364 | && !NILP (XCDR (Vframe_list))) | |
55131bef JR |
3365 | { |
3366 | bufp->kind = FOCUS_IN_EVENT; | |
3367 | XSETFRAME (bufp->frame_or_window, frame); | |
3368 | } | |
3369 | } | |
3370 | ||
3371 | frame->output_data.x->focus_state |= state; | |
3372 | ||
3373 | /* TODO: IME focus? */ | |
3374 | } | |
3375 | else if (type == WM_KILLFOCUS) | |
3376 | { | |
3377 | frame->output_data.x->focus_state &= ~state; | |
3378 | ||
3379 | if (dpyinfo->w32_focus_event_frame == frame) | |
3380 | { | |
3381 | dpyinfo->w32_focus_event_frame = 0; | |
3382 | x_new_focus_frame (dpyinfo, 0); | |
3383 | } | |
3384 | ||
3385 | /* TODO: IME focus? */ | |
3386 | } | |
3387 | } | |
3388 | ||
3389 | ||
3390 | /* The focus may have changed. Figure out if it is a real focus change, | |
3391 | by checking both FocusIn/Out and Enter/LeaveNotify events. | |
3392 | ||
3393 | Returns FOCUS_IN_EVENT event in *BUFP. */ | |
3394 | ||
3395 | static void | |
3396 | w32_detect_focus_change (dpyinfo, event, bufp) | |
3397 | struct w32_display_info *dpyinfo; | |
3398 | W32Msg *event; | |
3399 | struct input_event *bufp; | |
3400 | { | |
3401 | struct frame *frame; | |
3402 | ||
3403 | frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd); | |
3404 | if (! frame) | |
3405 | return; | |
3406 | ||
3407 | /* On w32, this is only called from focus events, so no switch needed. */ | |
3408 | x_focus_changed (event->msg.message, | |
3409 | (event->msg.message == WM_KILLFOCUS ? | |
3410 | FOCUS_IMPLICIT : FOCUS_EXPLICIT), | |
3411 | dpyinfo, frame, bufp); | |
3412 | } | |
3413 | ||
3414 | ||
89271099 | 3415 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ |
ee78dc32 GV |
3416 | |
3417 | void | |
3418 | x_mouse_leave (dpyinfo) | |
fbd6baed | 3419 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3420 | { |
fbd6baed | 3421 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
3422 | } |
3423 | ||
3424 | /* The focus has changed, or we have redirected a frame's focus to | |
3425 | another frame (this happens when a frame uses a surrogate | |
9ef2e2cf | 3426 | mini-buffer frame). Shift the highlight as appropriate. |
ee78dc32 GV |
3427 | |
3428 | The FRAME argument doesn't necessarily have anything to do with which | |
9ef2e2cf JR |
3429 | frame is being highlighted or un-highlighted; we only use it to find |
3430 | the appropriate X display info. */ | |
3431 | ||
ee78dc32 | 3432 | static void |
fbd6baed | 3433 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
3434 | struct frame *frame; |
3435 | { | |
7e6ac5b9 AI |
3436 | if (! FRAME_W32_P (frame)) |
3437 | return; | |
fbd6baed | 3438 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
3439 | } |
3440 | ||
3441 | static void | |
3442 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 3443 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3444 | { |
4baaed0f | 3445 | struct frame *old_highlight = dpyinfo->x_highlight_frame; |
ee78dc32 | 3446 | |
fbd6baed | 3447 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 3448 | { |
4baaed0f | 3449 | dpyinfo->x_highlight_frame |
8e50cc2d | 3450 | = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) |
fbd6baed GV |
3451 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) |
3452 | : dpyinfo->w32_focus_frame); | |
4baaed0f | 3453 | if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame)) |
ee78dc32 | 3454 | { |
fbd6baed | 3455 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
4baaed0f | 3456 | dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
3457 | } |
3458 | } | |
3459 | else | |
4baaed0f | 3460 | dpyinfo->x_highlight_frame = 0; |
ee78dc32 | 3461 | |
4baaed0f | 3462 | if (dpyinfo->x_highlight_frame != old_highlight) |
ee78dc32 GV |
3463 | { |
3464 | if (old_highlight) | |
3465 | frame_unhighlight (old_highlight); | |
4baaed0f KS |
3466 | if (dpyinfo->x_highlight_frame) |
3467 | frame_highlight (dpyinfo->x_highlight_frame); | |
ee78dc32 GV |
3468 | } |
3469 | } | |
3470 | \f | |
3471 | /* Keyboard processing - modifier keys, etc. */ | |
3472 | ||
3473 | /* Convert a keysym to its name. */ | |
3474 | ||
3475 | char * | |
3476 | x_get_keysym_name (keysym) | |
3477 | int keysym; | |
3478 | { | |
3479 | /* Make static so we can always return it */ | |
3480 | static char value[100]; | |
3481 | ||
3482 | BLOCK_INPUT; | |
9127e20e | 3483 | GetKeyNameText (keysym, value, 100); |
ee78dc32 GV |
3484 | UNBLOCK_INPUT; |
3485 | ||
3486 | return value; | |
3487 | } | |
9ef2e2cf JR |
3488 | |
3489 | ||
ee78dc32 GV |
3490 | \f |
3491 | /* Mouse clicks and mouse movement. Rah. */ | |
3492 | ||
53823ab9 JR |
3493 | /* Parse a button MESSAGE. The button index is returned in PBUTTON, and |
3494 | the state in PUP. XBUTTON provides extra information for extended mouse | |
3495 | button messages. Returns FALSE if unable to parse the message. */ | |
d67d1627 | 3496 | BOOL |
53823ab9 | 3497 | parse_button (message, xbutton, pbutton, pup) |
ee78dc32 | 3498 | int message; |
53823ab9 | 3499 | int xbutton; |
ee78dc32 GV |
3500 | int * pbutton; |
3501 | int * pup; | |
3502 | { | |
3503 | int button = 0; | |
3504 | int up = 0; | |
d67d1627 | 3505 | |
ee78dc32 GV |
3506 | switch (message) |
3507 | { | |
3508 | case WM_LBUTTONDOWN: | |
3509 | button = 0; | |
3510 | up = 0; | |
3511 | break; | |
3512 | case WM_LBUTTONUP: | |
3513 | button = 0; | |
3514 | up = 1; | |
3515 | break; | |
3516 | case WM_MBUTTONDOWN: | |
fbd6baed | 3517 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3518 | button = 1; |
3519 | else | |
3520 | button = 2; | |
ee78dc32 GV |
3521 | up = 0; |
3522 | break; | |
3523 | case WM_MBUTTONUP: | |
fbd6baed | 3524 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3525 | button = 1; |
3526 | else | |
3527 | button = 2; | |
ee78dc32 GV |
3528 | up = 1; |
3529 | break; | |
3530 | case WM_RBUTTONDOWN: | |
fbd6baed | 3531 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3532 | button = 2; |
3533 | else | |
3534 | button = 1; | |
ee78dc32 GV |
3535 | up = 0; |
3536 | break; | |
3537 | case WM_RBUTTONUP: | |
fbd6baed | 3538 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3539 | button = 2; |
3540 | else | |
3541 | button = 1; | |
ee78dc32 GV |
3542 | up = 1; |
3543 | break; | |
53823ab9 JR |
3544 | case WM_XBUTTONDOWN: |
3545 | button = xbutton + 2; | |
3546 | up = 0; | |
3547 | break; | |
3548 | case WM_XBUTTONUP: | |
3549 | button = xbutton + 2; | |
3550 | up = 1; | |
3551 | break; | |
ee78dc32 GV |
3552 | default: |
3553 | return (FALSE); | |
3554 | } | |
d67d1627 | 3555 | |
ee78dc32 GV |
3556 | if (pup) *pup = up; |
3557 | if (pbutton) *pbutton = button; | |
d67d1627 | 3558 | |
ee78dc32 GV |
3559 | return (TRUE); |
3560 | } | |
3561 | ||
3562 | ||
3563 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
3564 | ||
3565 | If the event is a button press, then note that we have grabbed | |
3566 | the mouse. */ | |
3567 | ||
ec48c3a7 | 3568 | static Lisp_Object |
ee78dc32 GV |
3569 | construct_mouse_click (result, msg, f) |
3570 | struct input_event *result; | |
fbd6baed | 3571 | W32Msg *msg; |
ee78dc32 GV |
3572 | struct frame *f; |
3573 | { | |
3574 | int button; | |
3575 | int up; | |
3576 | ||
53823ab9 JR |
3577 | parse_button (msg->msg.message, HIWORD (msg->msg.wParam), |
3578 | &button, &up); | |
ee78dc32 | 3579 | |
3b8f9651 | 3580 | /* Make the event type NO_EVENT; we'll change that when we decide |
ee78dc32 | 3581 | otherwise. */ |
3b8f9651 | 3582 | result->kind = MOUSE_CLICK_EVENT; |
ee78dc32 GV |
3583 | result->code = button; |
3584 | result->timestamp = msg->msg.time; | |
3585 | result->modifiers = (msg->dwModifiers | |
3586 | | (up | |
3587 | ? up_modifier | |
3588 | : down_modifier)); | |
3589 | ||
ec48c3a7 JR |
3590 | XSETINT (result->x, LOWORD (msg->msg.lParam)); |
3591 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
3592 | XSETFRAME (result->frame_or_window, f); | |
3593 | result->arg = Qnil; | |
3594 | return Qnil; | |
ee78dc32 GV |
3595 | } |
3596 | ||
ec48c3a7 | 3597 | static Lisp_Object |
689004fa GV |
3598 | construct_mouse_wheel (result, msg, f) |
3599 | struct input_event *result; | |
3600 | W32Msg *msg; | |
3601 | struct frame *f; | |
3602 | { | |
3603 | POINT p; | |
637ad49d JR |
3604 | int delta; |
3605 | ||
1526bc23 JR |
3606 | result->kind = msg->msg.message == WM_MOUSEHWHEEL ? HORIZ_WHEEL_EVENT |
3607 | : WHEEL_EVENT; | |
637ad49d | 3608 | result->code = 0; |
689004fa | 3609 | result->timestamp = msg->msg.time; |
637ad49d JR |
3610 | |
3611 | /* A WHEEL_DELTA positive value indicates that the wheel was rotated | |
3612 | forward, away from the user (up); a negative value indicates that | |
3613 | the wheel was rotated backward, toward the user (down). */ | |
3614 | delta = GET_WHEEL_DELTA_WPARAM (msg->msg.wParam); | |
3615 | ||
3616 | /* The up and down modifiers indicate if the wheel was rotated up or | |
3617 | down based on WHEEL_DELTA value. */ | |
3618 | result->modifiers = (msg->dwModifiers | |
3619 | | ((delta < 0 ) ? down_modifier : up_modifier)); | |
3620 | ||
8b03732e JR |
3621 | /* With multiple monitors, we can legitimately get negative |
3622 | coordinates, so cast to short to interpret them correctly. */ | |
3623 | p.x = (short) LOWORD (msg->msg.lParam); | |
3624 | p.y = (short) HIWORD (msg->msg.lParam); | |
9127e20e | 3625 | ScreenToClient (msg->msg.hwnd, &p); |
689004fa GV |
3626 | XSETINT (result->x, p.x); |
3627 | XSETINT (result->y, p.y); | |
3628 | XSETFRAME (result->frame_or_window, f); | |
7e889510 | 3629 | result->arg = Qnil; |
ec48c3a7 | 3630 | return Qnil; |
689004fa GV |
3631 | } |
3632 | ||
ec48c3a7 | 3633 | static Lisp_Object |
12857dfd RS |
3634 | construct_drag_n_drop (result, msg, f) |
3635 | struct input_event *result; | |
3636 | W32Msg *msg; | |
3637 | struct frame *f; | |
3638 | { | |
3639 | Lisp_Object files; | |
3640 | Lisp_Object frame; | |
3641 | HDROP hdrop; | |
3642 | POINT p; | |
3643 | WORD num_files; | |
89271099 KS |
3644 | char *name; |
3645 | int i, len; | |
d67d1627 | 3646 | |
89271099 KS |
3647 | result->kind = DRAG_N_DROP_EVENT; |
3648 | result->code = 0; | |
3649 | result->timestamp = msg->msg.time; | |
3650 | result->modifiers = msg->dwModifiers; | |
791f420f | 3651 | |
89271099 KS |
3652 | hdrop = (HDROP) msg->msg.wParam; |
3653 | DragQueryPoint (hdrop, &p); | |
791f420f | 3654 | |
89271099 KS |
3655 | #if 0 |
3656 | p.x = LOWORD (msg->msg.lParam); | |
3657 | p.y = HIWORD (msg->msg.lParam); | |
3658 | ScreenToClient (msg->msg.hwnd, &p); | |
3659 | #endif | |
791f420f | 3660 | |
89271099 KS |
3661 | XSETINT (result->x, p.x); |
3662 | XSETINT (result->y, p.y); | |
791f420f | 3663 | |
89271099 KS |
3664 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
3665 | files = Qnil; | |
ee78dc32 | 3666 | |
89271099 KS |
3667 | for (i = 0; i < num_files; i++) |
3668 | { | |
3669 | len = DragQueryFile (hdrop, i, NULL, 0); | |
3670 | if (len <= 0) | |
3671 | continue; | |
3672 | name = alloca (len + 1); | |
3673 | DragQueryFile (hdrop, i, name, len + 1); | |
3674 | files = Fcons (DECODE_FILE (build_string (name)), files); | |
ee78dc32 GV |
3675 | } |
3676 | ||
89271099 | 3677 | DragFinish (hdrop); |
2bf04b9d | 3678 | |
89271099 | 3679 | XSETFRAME (frame, f); |
00cff0a1 YM |
3680 | result->frame_or_window = frame; |
3681 | result->arg = files; | |
89271099 | 3682 | return Qnil; |
ee78dc32 GV |
3683 | } |
3684 | ||
89271099 KS |
3685 | \f |
3686 | /* Function to report a mouse movement to the mainstream Emacs code. | |
3687 | The input handler calls this. | |
ee78dc32 | 3688 | |
89271099 KS |
3689 | We have received a mouse movement event, which is given in *event. |
3690 | If the mouse is over a different glyph than it was last time, tell | |
3691 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
3692 | another motion event, so we can check again the next time it moves. */ | |
31d4844a | 3693 | |
89271099 KS |
3694 | static MSG last_mouse_motion_event; |
3695 | static Lisp_Object last_mouse_motion_frame; | |
ec48c3a7 | 3696 | |
fc5c7550 | 3697 | static int |
89271099 KS |
3698 | note_mouse_movement (frame, msg) |
3699 | FRAME_PTR frame; | |
3700 | MSG *msg; | |
ec48c3a7 | 3701 | { |
89271099 KS |
3702 | int mouse_x = LOWORD (msg->lParam); |
3703 | int mouse_y = HIWORD (msg->lParam); | |
ec48c3a7 | 3704 | |
89271099 KS |
3705 | last_mouse_movement_time = msg->time; |
3706 | memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event)); | |
3707 | XSETFRAME (last_mouse_motion_frame, frame); | |
31d4844a | 3708 | |
027f6f90 JR |
3709 | if (!FRAME_X_OUTPUT (frame)) |
3710 | return 0; | |
3711 | ||
89271099 KS |
3712 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
3713 | { | |
3714 | frame->mouse_moved = 1; | |
3715 | last_mouse_scroll_bar = Qnil; | |
3716 | note_mouse_highlight (frame, -1, -1); | |
d3499758 | 3717 | last_mouse_glyph_frame = 0; |
fc5c7550 | 3718 | return 1; |
89271099 | 3719 | } |
31d4844a | 3720 | |
89271099 | 3721 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
d3499758 JR |
3722 | if (frame != last_mouse_glyph_frame |
3723 | || mouse_x < last_mouse_glyph.left | |
fc5c7550 YM |
3724 | || mouse_x >= last_mouse_glyph.right |
3725 | || mouse_y < last_mouse_glyph.top | |
3726 | || mouse_y >= last_mouse_glyph.bottom) | |
31d4844a | 3727 | { |
89271099 KS |
3728 | frame->mouse_moved = 1; |
3729 | last_mouse_scroll_bar = Qnil; | |
3730 | note_mouse_highlight (frame, mouse_x, mouse_y); | |
3731 | /* Remember the mouse position here, as w32_mouse_position only | |
3732 | gets called when mouse tracking is enabled but we also need | |
3733 | to keep track of the mouse for help_echo and highlighting at | |
3734 | other times. */ | |
1bb92eca | 3735 | remember_mouse_glyph (frame, mouse_x, mouse_y, &last_mouse_glyph); |
d3499758 | 3736 | last_mouse_glyph_frame = frame; |
fc5c7550 | 3737 | return 1; |
31d4844a | 3738 | } |
fc5c7550 YM |
3739 | |
3740 | return 0; | |
31d4844a | 3741 | } |
89271099 | 3742 | |
ee78dc32 | 3743 | \f |
89271099 KS |
3744 | /************************************************************************ |
3745 | Mouse Face | |
3746 | ************************************************************************/ | |
3747 | ||
9ef2e2cf | 3748 | static struct scroll_bar *x_window_to_scroll_bar (); |
ee78dc32 | 3749 | static void x_scroll_bar_report_motion (); |
549808db | 3750 | static void x_check_fullscreen P_ ((struct frame *)); |
9f5a911b | 3751 | |
89271099 KS |
3752 | static void |
3753 | redo_mouse_highlight () | |
3754 | { | |
3755 | if (!NILP (last_mouse_motion_frame) | |
3756 | && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame))) | |
3757 | note_mouse_highlight (XFRAME (last_mouse_motion_frame), | |
3758 | LOWORD (last_mouse_motion_event.lParam), | |
3759 | HIWORD (last_mouse_motion_event.lParam)); | |
3760 | } | |
3761 | ||
1bb8a291 | 3762 | static void |
89271099 KS |
3763 | w32_define_cursor (window, cursor) |
3764 | Window window; | |
3765 | Cursor cursor; | |
3766 | { | |
3767 | PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0); | |
3768 | } | |
ee78dc32 GV |
3769 | /* Return the current position of the mouse. |
3770 | *fp should be a frame which indicates which display to ask about. | |
3771 | ||
3772 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
3773 | and *part to the frame, window, and scroll bar part that the mouse | |
3774 | is over. Set *x and *y to the portion and whole of the mouse's | |
3775 | position on the scroll bar. | |
3776 | ||
3777 | If the mouse movement started elsewhere, set *fp to the frame the | |
3778 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
3779 | the mouse is over. | |
3780 | ||
9ef2e2cf | 3781 | Set *time to the server time-stamp for the time at which the mouse |
ee78dc32 GV |
3782 | was at this position. |
3783 | ||
3784 | Don't store anything if we don't have a valid set of values to report. | |
3785 | ||
3786 | This clears the mouse_moved flag, so we can wait for the next mouse | |
9ef2e2cf | 3787 | movement. */ |
ee78dc32 GV |
3788 | |
3789 | static void | |
fbd6baed | 3790 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
3791 | FRAME_PTR *fp; |
3792 | int insist; | |
3793 | Lisp_Object *bar_window; | |
3794 | enum scroll_bar_part *part; | |
3795 | Lisp_Object *x, *y; | |
3796 | unsigned long *time; | |
3797 | { | |
3798 | FRAME_PTR f1; | |
3799 | ||
3800 | BLOCK_INPUT; | |
3801 | ||
95fa970d | 3802 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
ee78dc32 GV |
3803 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
3804 | else | |
3805 | { | |
3806 | POINT pt; | |
3807 | ||
3808 | Lisp_Object frame, tail; | |
3809 | ||
3810 | /* Clear the mouse-moved flag for every frame on this display. */ | |
3811 | FOR_EACH_FRAME (tail, frame) | |
3812 | XFRAME (frame)->mouse_moved = 0; | |
3813 | ||
3814 | last_mouse_scroll_bar = Qnil; | |
d67d1627 | 3815 | |
ee78dc32 GV |
3816 | GetCursorPos (&pt); |
3817 | ||
3818 | /* Now we have a position on the root; find the innermost window | |
3819 | containing the pointer. */ | |
3820 | { | |
fbd6baed | 3821 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
3822 | && FRAME_LIVE_P (last_mouse_frame)) |
3823 | { | |
08712a41 AI |
3824 | /* If mouse was grabbed on a frame, give coords for that frame |
3825 | even if the mouse is now outside it. */ | |
ee78dc32 GV |
3826 | f1 = last_mouse_frame; |
3827 | } | |
3828 | else | |
3829 | { | |
08712a41 | 3830 | /* Is window under mouse one of our frames? */ |
9f5a911b | 3831 | f1 = x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), |
9127e20e | 3832 | WindowFromPoint (pt)); |
ee78dc32 GV |
3833 | } |
3834 | ||
3835 | /* If not, is it one of our scroll bars? */ | |
3836 | if (! f1) | |
3837 | { | |
9127e20e JR |
3838 | struct scroll_bar *bar |
3839 | = x_window_to_scroll_bar (WindowFromPoint (pt)); | |
ee78dc32 GV |
3840 | |
3841 | if (bar) | |
3842 | { | |
3843 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
3844 | } | |
3845 | } | |
3846 | ||
95fa970d | 3847 | if (f1 == 0 && insist > 0) |
791f420f | 3848 | f1 = SELECTED_FRAME (); |
ee78dc32 GV |
3849 | |
3850 | if (f1) | |
3851 | { | |
791f420f JR |
3852 | /* Ok, we found a frame. Store all the values. |
3853 | last_mouse_glyph is a rectangle used to reduce the | |
3854 | generation of mouse events. To not miss any motion | |
3855 | events, we must divide the frame into rectangles of the | |
3856 | size of the smallest character that could be displayed | |
3857 | on it, i.e. into the same rectangles that matrices on | |
3858 | the frame are divided into. */ | |
3859 | ||
791f420f | 3860 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
1bb92eca | 3861 | remember_mouse_glyph (f1, pt.x, pt.y, &last_mouse_glyph); |
d3499758 | 3862 | last_mouse_glyph_frame = f1; |
ee78dc32 GV |
3863 | |
3864 | *bar_window = Qnil; | |
3865 | *part = 0; | |
3866 | *fp = f1; | |
3867 | XSETINT (*x, pt.x); | |
3868 | XSETINT (*y, pt.y); | |
3869 | *time = last_mouse_movement_time; | |
3870 | } | |
3871 | } | |
3872 | } | |
3873 | ||
3874 | UNBLOCK_INPUT; | |
3875 | } | |
791f420f | 3876 | |
ee78dc32 | 3877 | \f |
89271099 KS |
3878 | /*********************************************************************** |
3879 | Tool-bars | |
3880 | ***********************************************************************/ | |
3881 | ||
3882 | /* Handle mouse button event on the tool-bar of frame F, at | |
3883 | frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress | |
3884 | or ButtonRelase. */ | |
3885 | ||
3886 | static void | |
3887 | w32_handle_tool_bar_click (f, button_event) | |
3888 | struct frame *f; | |
3889 | struct input_event *button_event; | |
3890 | { | |
3891 | int x = XFASTINT (button_event->x); | |
3892 | int y = XFASTINT (button_event->y); | |
3893 | ||
3894 | if (button_event->modifiers & down_modifier) | |
3895 | handle_tool_bar_click (f, x, y, 1, 0); | |
3896 | else | |
3897 | handle_tool_bar_click (f, x, y, 0, | |
3898 | button_event->modifiers & ~up_modifier); | |
3899 | } | |
3900 | ||
3901 | ||
3902 | \f | |
3903 | /*********************************************************************** | |
3904 | Scroll bars | |
3905 | ***********************************************************************/ | |
3906 | ||
ee78dc32 GV |
3907 | /* Scroll bar support. */ |
3908 | ||
ec48c3a7 | 3909 | /* Given a window ID, find the struct scroll_bar which manages it. |
ee78dc32 GV |
3910 | This can be called in GC, so we have to make sure to strip off mark |
3911 | bits. */ | |
9ef2e2cf JR |
3912 | |
3913 | static struct scroll_bar * | |
ee78dc32 GV |
3914 | x_window_to_scroll_bar (window_id) |
3915 | Window window_id; | |
3916 | { | |
791f420f | 3917 | Lisp_Object tail; |
ee78dc32 | 3918 | |
8e50cc2d | 3919 | for (tail = Vframe_list; CONSP (tail); tail = XCDR (tail)) |
ee78dc32 GV |
3920 | { |
3921 | Lisp_Object frame, bar, condemned; | |
3922 | ||
8e713be6 | 3923 | frame = XCAR (tail); |
ee78dc32 | 3924 | /* All elements of Vframe_list should be frames. */ |
8e50cc2d | 3925 | if (! FRAMEP (frame)) |
ee78dc32 GV |
3926 | abort (); |
3927 | ||
3928 | /* Scan this frame's scroll bar list for a scroll bar with the | |
3929 | right window ID. */ | |
3930 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
3931 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
3932 | /* This trick allows us to search both the ordinary and | |
3933 | condemned scroll bar lists with one loop. */ | |
8e50cc2d | 3934 | ! NILP (bar) || (bar = condemned, |
ee78dc32 | 3935 | condemned = Qnil, |
8e50cc2d | 3936 | ! NILP (bar)); |
ee78dc32 | 3937 | bar = XSCROLL_BAR (bar)->next) |
fbd6baed | 3938 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
3939 | return XSCROLL_BAR (bar); |
3940 | } | |
3941 | ||
3942 | return 0; | |
3943 | } | |
3944 | ||
791f420f JR |
3945 | |
3946 | \f | |
3947 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3948 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
3949 | ||
3950 | static void | |
3951 | w32_set_scroll_bar_thumb (bar, portion, position, whole) | |
3952 | struct scroll_bar *bar; | |
3953 | int portion, position, whole; | |
3954 | { | |
3955 | Window w = SCROLL_BAR_W32_WINDOW (bar); | |
feade168 KS |
3956 | /* We use the whole scroll-bar height in the calculations below, to |
3957 | avoid strange effects like scrolling backwards when just clicking | |
3958 | on the handle (without moving it). */ | |
3959 | double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) | |
3960 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
791f420f JR |
3961 | int sb_page, sb_pos; |
3962 | BOOL draggingp = !NILP (bar->dragging) ? TRUE : FALSE; | |
818a1a5d | 3963 | SCROLLINFO si; |
791f420f | 3964 | |
feade168 KS |
3965 | /* We used to change the nPage setting while dragging the handle, |
3966 | but that had very strange effects (such as scrolling backwards | |
3967 | while dragging downwards). | |
3968 | ||
3969 | Now, we don't change the nPage setting while dragging unless we | |
3970 | get near to the end of the buffer, in which case we often have to | |
3971 | resize the handle to "go all the way". */ | |
3972 | ||
3973 | if (draggingp) | |
791f420f | 3974 | { |
feade168 KS |
3975 | int near_bottom_p; |
3976 | BLOCK_INPUT; | |
3977 | si.cbSize = sizeof (si); | |
3978 | si.fMask = SIF_POS | SIF_PAGE; | |
3979 | GetScrollInfo(w, SB_CTL, &si); | |
3980 | near_bottom_p = si.nPos + si.nPage >= range; | |
3981 | UNBLOCK_INPUT; | |
3982 | if (!near_bottom_p) | |
3983 | return; | |
3984 | } | |
f65aa365 | 3985 | |
791f420f JR |
3986 | if (whole) |
3987 | { | |
3988 | /* Position scroll bar at rock bottom if the bottom of the | |
3989 | buffer is visible. This avoids shinking the thumb away | |
3990 | to nothing if it is held at the bottom of the buffer. */ | |
feade168 KS |
3991 | if (position + portion >= whole && !draggingp) |
3992 | { | |
3993 | sb_page = range * (whole - position) / whole; | |
3994 | sb_pos = range; | |
3995 | } | |
3996 | else | |
3997 | { | |
3998 | sb_pos = position * range / whole; | |
3999 | sb_page = (min (portion, (whole - position)) * range) / whole; | |
4000 | } | |
791f420f JR |
4001 | } |
4002 | else | |
4003 | { | |
4004 | sb_page = range; | |
4005 | sb_pos = 0; | |
4006 | } | |
4007 | ||
feade168 KS |
4008 | sb_page = max (sb_page, VERTICAL_SCROLL_BAR_MIN_HANDLE); |
4009 | ||
791f420f JR |
4010 | BLOCK_INPUT; |
4011 | ||
818a1a5d | 4012 | si.cbSize = sizeof (si); |
feade168 | 4013 | si.fMask = SIF_PAGE | SIF_POS; |
818a1a5d JR |
4014 | si.nPage = sb_page; |
4015 | si.nPos = sb_pos; | |
4016 | ||
feade168 | 4017 | SetScrollInfo (w, SB_CTL, &si, TRUE); |
791f420f JR |
4018 | |
4019 | UNBLOCK_INPUT; | |
4020 | } | |
4021 | ||
4022 | \f | |
4023 | /************************************************************************ | |
4024 | Scroll bars, general | |
4025 | ************************************************************************/ | |
d67d1627 | 4026 | |
decb374a | 4027 | static HWND |
ee78dc32 GV |
4028 | my_create_scrollbar (f, bar) |
4029 | struct frame * f; | |
4030 | struct scroll_bar * bar; | |
4031 | { | |
689004fa | 4032 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
d67d1627 | 4033 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, |
689004fa | 4034 | (LPARAM) bar); |
ee78dc32 GV |
4035 | } |
4036 | ||
ab76d376 | 4037 | /*#define ATTACH_THREADS*/ |
52cf03a1 | 4038 | |
14d050df | 4039 | static BOOL |
689004fa | 4040 | my_show_window (FRAME_PTR f, HWND hwnd, int how) |
52cf03a1 GV |
4041 | { |
4042 | #ifndef ATTACH_THREADS | |
689004fa GV |
4043 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
4044 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 4045 | #else |
689004fa | 4046 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
4047 | #endif |
4048 | } | |
4049 | ||
14d050df | 4050 | static void |
52cf03a1 | 4051 | my_set_window_pos (HWND hwnd, HWND hwndAfter, |
689004fa | 4052 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
4053 | { |
4054 | #ifndef ATTACH_THREADS | |
689004fa GV |
4055 | WINDOWPOS pos; |
4056 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
4057 | pos.x = x; |
4058 | pos.y = y; | |
4059 | pos.cx = cx; | |
4060 | pos.cy = cy; | |
4061 | pos.flags = flags; | |
4062 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
4063 | #else | |
4064 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
4065 | #endif | |
4066 | } | |
4067 | ||
14d050df | 4068 | static void |
689004fa GV |
4069 | my_set_focus (f, hwnd) |
4070 | struct frame * f; | |
4071 | HWND hwnd; | |
4072 | { | |
d67d1627 | 4073 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, |
689004fa GV |
4074 | (WPARAM) hwnd, 0); |
4075 | } | |
4076 | ||
14d050df | 4077 | static void |
ef0e360f GV |
4078 | my_set_foreground_window (hwnd) |
4079 | HWND hwnd; | |
4080 | { | |
4081 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
4082 | } | |
4083 | ||
14d050df JB |
4084 | |
4085 | static void | |
ee78dc32 GV |
4086 | my_destroy_window (f, hwnd) |
4087 | struct frame * f; | |
4088 | HWND hwnd; | |
4089 | { | |
d67d1627 | 4090 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
4091 | (WPARAM) hwnd, 0); |
4092 | } | |
4093 | ||
791f420f JR |
4094 | /* Create a scroll bar and return the scroll bar vector for it. W is |
4095 | the Emacs window on which to create the scroll bar. TOP, LEFT, | |
4096 | WIDTH and HEIGHT are.the pixel coordinates and dimensions of the | |
4097 | scroll bar. */ | |
4098 | ||
ee78dc32 | 4099 | static struct scroll_bar * |
791f420f JR |
4100 | x_scroll_bar_create (w, top, left, width, height) |
4101 | struct window *w; | |
ee78dc32 GV |
4102 | int top, left, width, height; |
4103 | { | |
791f420f JR |
4104 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
4105 | HWND hwnd; | |
818a1a5d | 4106 | SCROLLINFO si; |
ee78dc32 GV |
4107 | struct scroll_bar *bar |
4108 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
ee78dc32 GV |
4109 | |
4110 | BLOCK_INPUT; | |
4111 | ||
791f420f | 4112 | XSETWINDOW (bar->window, w); |
ee78dc32 GV |
4113 | XSETINT (bar->top, top); |
4114 | XSETINT (bar->left, left); | |
4115 | XSETINT (bar->width, width); | |
4116 | XSETINT (bar->height, height); | |
4117 | XSETINT (bar->start, 0); | |
4118 | XSETINT (bar->end, 0); | |
4119 | bar->dragging = Qnil; | |
06929222 | 4120 | bar->fringe_extended_p = Qnil; |
ee78dc32 GV |
4121 | |
4122 | /* Requires geometry to be set before call to create the real window */ | |
4123 | ||
4124 | hwnd = my_create_scrollbar (f, bar); | |
4125 | ||
818a1a5d JR |
4126 | si.cbSize = sizeof (si); |
4127 | si.fMask = SIF_ALL; | |
4128 | si.nMin = 0; | |
4129 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4130 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4131 | si.nPage = si.nMax; | |
4132 | si.nPos = 0; | |
689004fa | 4133 | |
818a1a5d | 4134 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); |
ee78dc32 | 4135 | |
fbd6baed | 4136 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
4137 | |
4138 | /* Add bar to its frame's list of scroll bars. */ | |
4139 | bar->next = FRAME_SCROLL_BARS (f); | |
4140 | bar->prev = Qnil; | |
4141 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4142 | if (! NILP (bar->next)) | |
4143 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
4144 | ||
4145 | UNBLOCK_INPUT; | |
4146 | ||
4147 | return bar; | |
4148 | } | |
4149 | ||
ee78dc32 | 4150 | |
791f420f JR |
4151 | /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to |
4152 | nil. */ | |
ee78dc32 | 4153 | |
ee78dc32 GV |
4154 | static void |
4155 | x_scroll_bar_remove (bar) | |
4156 | struct scroll_bar *bar; | |
4157 | { | |
4158 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
4159 | ||
4160 | BLOCK_INPUT; | |
4161 | ||
4162 | /* Destroy the window. */ | |
fbd6baed | 4163 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
4164 | |
4165 | /* Disassociate this scroll bar from its window. */ | |
4166 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
4167 | ||
4168 | UNBLOCK_INPUT; | |
4169 | } | |
4170 | ||
4171 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
4172 | that we are displaying PORTION characters out of a total of WHOLE | |
4173 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
4174 | create one. */ | |
4175 | static void | |
791f420f JR |
4176 | w32_set_vertical_scroll_bar (w, portion, whole, position) |
4177 | struct window *w; | |
ee78dc32 GV |
4178 | int portion, whole, position; |
4179 | { | |
791f420f | 4180 | struct frame *f = XFRAME (w->frame); |
ee78dc32 | 4181 | struct scroll_bar *bar; |
9ef2e2cf | 4182 | int top, height, left, sb_left, width, sb_width; |
62e50ec6 | 4183 | int window_y, window_height; |
06929222 | 4184 | int fringe_extended_p; |
791f420f JR |
4185 | |
4186 | /* Get window dimensions. */ | |
62e50ec6 | 4187 | window_box (w, -1, 0, &window_y, 0, &window_height); |
791f420f | 4188 | top = window_y; |
62e50ec6 | 4189 | width = WINDOW_CONFIG_SCROLL_BAR_COLS (w) * FRAME_COLUMN_WIDTH (f); |
791f420f JR |
4190 | height = window_height; |
4191 | ||
4192 | /* Compute the left edge of the scroll bar area. */ | |
62e50ec6 | 4193 | left = WINDOW_SCROLL_BAR_AREA_X (w); |
791f420f JR |
4194 | |
4195 | /* Compute the width of the scroll bar which might be less than | |
4196 | the width of the area reserved for the scroll bar. */ | |
62e50ec6 KS |
4197 | if (WINDOW_CONFIG_SCROLL_BAR_WIDTH (w) > 0) |
4198 | sb_width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); | |
791f420f JR |
4199 | else |
4200 | sb_width = width; | |
ee78dc32 | 4201 | |
791f420f | 4202 | /* Compute the left edge of the scroll bar. */ |
62e50ec6 | 4203 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT (w)) |
06929222 | 4204 | sb_left = left + (WINDOW_RIGHTMOST_P (w) ? width - sb_width : 0); |
ee78dc32 | 4205 | else |
06929222 YM |
4206 | sb_left = left + (WINDOW_LEFTMOST_P (w) ? 0 : width - sb_width); |
4207 | ||
4208 | if (WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT (w)) | |
4209 | fringe_extended_p = (WINDOW_LEFTMOST_P (w) | |
4210 | && WINDOW_LEFT_FRINGE_WIDTH (w) | |
4211 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4212 | || WINDOW_LEFT_MARGIN_COLS (w) == 0)); | |
ee78dc32 | 4213 | else |
06929222 YM |
4214 | fringe_extended_p = (WINDOW_RIGHTMOST_P (w) |
4215 | && WINDOW_RIGHT_FRINGE_WIDTH (w) | |
4216 | && (WINDOW_HAS_FRINGES_OUTSIDE_MARGINS (w) | |
4217 | || WINDOW_RIGHT_MARGIN_COLS (w) == 0)); | |
791f420f JR |
4218 | |
4219 | /* Does the scroll bar exist yet? */ | |
4220 | if (NILP (w->vertical_scroll_bar)) | |
ee78dc32 | 4221 | { |
00fe468b | 4222 | HDC hdc; |
791f420f | 4223 | BLOCK_INPUT; |
6ff3e5e3 | 4224 | if (width > 0 && height > 0) |
9f5a911b JR |
4225 | { |
4226 | hdc = get_frame_dc (f); | |
06929222 YM |
4227 | if (fringe_extended_p) |
4228 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4229 | else | |
4230 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4231 | release_frame_dc (f, hdc); |
4232 | } | |
791f420f | 4233 | UNBLOCK_INPUT; |
00fe468b | 4234 | |
791f420f | 4235 | bar = x_scroll_bar_create (w, top, sb_left, sb_width, height); |
ee78dc32 | 4236 | } |
791f420f JR |
4237 | else |
4238 | { | |
d67d1627 | 4239 | /* It may just need to be moved and resized. */ |
791f420f JR |
4240 | HWND hwnd; |
4241 | ||
4242 | bar = XSCROLL_BAR (w->vertical_scroll_bar); | |
4243 | hwnd = SCROLL_BAR_W32_WINDOW (bar); | |
4244 | ||
4245 | /* If already correctly positioned, do nothing. */ | |
4246 | if ( XINT (bar->left) == sb_left | |
4247 | && XINT (bar->top) == top | |
4248 | && XINT (bar->width) == sb_width | |
06929222 YM |
4249 | && XINT (bar->height) == height |
4250 | && !NILP (bar->fringe_extended_p) == fringe_extended_p ) | |
791f420f JR |
4251 | { |
4252 | /* Redraw after clear_frame. */ | |
4253 | if (!my_show_window (f, hwnd, SW_NORMAL)) | |
4254 | InvalidateRect (hwnd, NULL, FALSE); | |
4255 | } | |
4256 | else | |
4257 | { | |
00fe468b | 4258 | HDC hdc; |
818a1a5d JR |
4259 | SCROLLINFO si; |
4260 | ||
791f420f | 4261 | BLOCK_INPUT; |
9f5a911b JR |
4262 | if (width && height) |
4263 | { | |
4264 | hdc = get_frame_dc (f); | |
4265 | /* Since Windows scroll bars are smaller than the space reserved | |
4266 | for them on the frame, we have to clear "under" them. */ | |
06929222 YM |
4267 | if (fringe_extended_p) |
4268 | w32_clear_area (f, hdc, sb_left, top, sb_width, height); | |
4269 | else | |
4270 | w32_clear_area (f, hdc, left, top, width, height); | |
9f5a911b JR |
4271 | release_frame_dc (f, hdc); |
4272 | } | |
791f420f JR |
4273 | /* Make sure scroll bar is "visible" before moving, to ensure the |
4274 | area of the parent window now exposed will be refreshed. */ | |
4275 | my_show_window (f, hwnd, SW_HIDE); | |
9f5a911b JR |
4276 | MoveWindow (hwnd, sb_left + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
4277 | top, sb_width - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
4278 | max (height, 1), TRUE); | |
ee78dc32 | 4279 | |
818a1a5d JR |
4280 | si.cbSize = sizeof (si); |
4281 | si.fMask = SIF_RANGE; | |
4282 | si.nMin = 0; | |
4283 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
4284 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4285 | ||
4286 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
ee78dc32 | 4287 | |
791f420f | 4288 | my_show_window (f, hwnd, SW_NORMAL); |
ab76d376 | 4289 | /* InvalidateRect (w, NULL, FALSE); */ |
791f420f JR |
4290 | |
4291 | /* Remember new settings. */ | |
4292 | XSETINT (bar->left, sb_left); | |
4293 | XSETINT (bar->top, top); | |
4294 | XSETINT (bar->width, sb_width); | |
4295 | XSETINT (bar->height, height); | |
4296 | ||
4297 | UNBLOCK_INPUT; | |
4298 | } | |
4299 | } | |
06929222 YM |
4300 | bar->fringe_extended_p = fringe_extended_p ? Qt : Qnil; |
4301 | ||
791f420f | 4302 | w32_set_scroll_bar_thumb (bar, portion, position, whole); |
ee78dc32 | 4303 | |
791f420f | 4304 | XSETVECTOR (w->vertical_scroll_bar, bar); |
ee78dc32 GV |
4305 | } |
4306 | ||
4307 | ||
4308 | /* The following three hooks are used when we're doing a thorough | |
4309 | redisplay of the frame. We don't explicitly know which scroll bars | |
4310 | are going to be deleted, because keeping track of when windows go | |
4311 | away is a real pain - "Can you say set-window-configuration, boys | |
4312 | and girls?" Instead, we just assert at the beginning of redisplay | |
4313 | that *all* scroll bars are to be removed, and then save a scroll bar | |
4314 | from the fiery pit when we actually redisplay its window. */ | |
4315 | ||
4316 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
4317 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
9ef2e2cf JR |
4318 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. */ |
4319 | ||
ee78dc32 | 4320 | static void |
fbd6baed | 4321 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
4322 | FRAME_PTR frame; |
4323 | { | |
ef0e360f GV |
4324 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
4325 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
4326 | { | |
4327 | Lisp_Object bar; | |
4328 | bar = FRAME_SCROLL_BARS (frame); | |
4329 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
4330 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
4331 | XSCROLL_BAR (bar)->prev = Qnil; | |
4332 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
4333 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
4334 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
4335 | } | |
ee78dc32 GV |
4336 | } |
4337 | ||
c2cc16fa | 4338 | |
9ef2e2cf | 4339 | /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle. |
ee78dc32 | 4340 | Note that WINDOW isn't necessarily condemned at all. */ |
c2cc16fa | 4341 | |
ee78dc32 | 4342 | static void |
fbd6baed | 4343 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
4344 | struct window *window; |
4345 | { | |
4346 | struct scroll_bar *bar; | |
c2cc16fa | 4347 | struct frame *f; |
ee78dc32 GV |
4348 | |
4349 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
4350 | if (NILP (window->vertical_scroll_bar)) | |
4351 | abort (); | |
4352 | ||
4353 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
4354 | ||
ef0e360f | 4355 | /* Unlink it from the condemned list. */ |
c2cc16fa JR |
4356 | f = XFRAME (WINDOW_FRAME (window)); |
4357 | if (NILP (bar->prev)) | |
4358 | { | |
4359 | /* If the prev pointer is nil, it must be the first in one of | |
4360 | the lists. */ | |
4361 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
4362 | /* It's not condemned. Everything's fine. */ | |
4363 | return; | |
4364 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
4365 | window->vertical_scroll_bar)) | |
4366 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
4367 | else | |
4368 | /* If its prev pointer is nil, it must be at the front of | |
4369 | one or the other! */ | |
4370 | abort (); | |
4371 | } | |
4372 | else | |
4373 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
ef0e360f | 4374 | |
c2cc16fa JR |
4375 | if (! NILP (bar->next)) |
4376 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
ef0e360f | 4377 | |
c2cc16fa JR |
4378 | bar->next = FRAME_SCROLL_BARS (f); |
4379 | bar->prev = Qnil; | |
4380 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
4381 | if (! NILP (bar->next)) | |
4382 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
ee78dc32 GV |
4383 | } |
4384 | ||
4385 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
4386 | last call to `*condemn_scroll_bars_hook'. */ | |
9ef2e2cf | 4387 | |
ee78dc32 | 4388 | static void |
fbd6baed | 4389 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
4390 | FRAME_PTR f; |
4391 | { | |
4392 | Lisp_Object bar, next; | |
4393 | ||
4394 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
4395 | ||
4396 | /* Clear out the condemned list now so we won't try to process any | |
4397 | more events on the hapless scroll bars. */ | |
4398 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
4399 | ||
4400 | for (; ! NILP (bar); bar = next) | |
4401 | { | |
4402 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
4403 | ||
4404 | x_scroll_bar_remove (b); | |
4405 | ||
4406 | next = b->next; | |
4407 | b->next = b->prev = Qnil; | |
4408 | } | |
4409 | ||
4410 | /* Now there should be no references to the condemned scroll bars, | |
4411 | and they should get garbage-collected. */ | |
4412 | } | |
4413 | ||
4414 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3b8f9651 | 4415 | is set to something other than NO_EVENT, it is enqueued. |
ee78dc32 GV |
4416 | |
4417 | This may be called from a signal handler, so we have to ignore GC | |
4418 | mark bits. */ | |
2c28562d | 4419 | |
52cf03a1 | 4420 | static int |
c2cc16fa | 4421 | w32_scroll_bar_handle_click (bar, msg, emacs_event) |
ee78dc32 | 4422 | struct scroll_bar *bar; |
fbd6baed | 4423 | W32Msg *msg; |
ee78dc32 GV |
4424 | struct input_event *emacs_event; |
4425 | { | |
8e50cc2d | 4426 | if (! WINDOWP (bar->window)) |
ee78dc32 GV |
4427 | abort (); |
4428 | ||
4b219faa | 4429 | emacs_event->kind = SCROLL_BAR_CLICK_EVENT; |
ee78dc32 | 4430 | emacs_event->code = 0; |
52cf03a1 GV |
4431 | /* not really meaningful to distinguish up/down */ |
4432 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 | 4433 | emacs_event->frame_or_window = bar->window; |
7e889510 | 4434 | emacs_event->arg = Qnil; |
ee78dc32 GV |
4435 | emacs_event->timestamp = msg->msg.time; |
4436 | ||
4437 | { | |
791f420f | 4438 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
689004fa GV |
4439 | int y; |
4440 | int dragging = !NILP (bar->dragging); | |
818a1a5d | 4441 | SCROLLINFO si; |
689004fa | 4442 | |
818a1a5d JR |
4443 | si.cbSize = sizeof (si); |
4444 | si.fMask = SIF_POS; | |
689004fa | 4445 | |
818a1a5d JR |
4446 | GetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); |
4447 | y = si.nPos; | |
689004fa GV |
4448 | |
4449 | bar->dragging = Qnil; | |
ee78dc32 | 4450 | |
9ef2e2cf JR |
4451 | |
4452 | last_mouse_scroll_bar_pos = msg->msg.wParam; | |
d67d1627 | 4453 | |
ee78dc32 | 4454 | switch (LOWORD (msg->msg.wParam)) |
2c28562d | 4455 | { |
2c28562d | 4456 | case SB_LINEDOWN: |
52cf03a1 | 4457 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 4458 | break; |
2c28562d | 4459 | case SB_LINEUP: |
52cf03a1 | 4460 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 4461 | break; |
2c28562d | 4462 | case SB_PAGEUP: |
ee78dc32 GV |
4463 | emacs_event->part = scroll_bar_above_handle; |
4464 | break; | |
2c28562d | 4465 | case SB_PAGEDOWN: |
ee78dc32 GV |
4466 | emacs_event->part = scroll_bar_below_handle; |
4467 | break; | |
2c28562d | 4468 | case SB_TOP: |
ee78dc32 GV |
4469 | emacs_event->part = scroll_bar_handle; |
4470 | y = 0; | |
4471 | break; | |
2c28562d | 4472 | case SB_BOTTOM: |
ee78dc32 GV |
4473 | emacs_event->part = scroll_bar_handle; |
4474 | y = top_range; | |
4475 | break; | |
689004fa | 4476 | case SB_THUMBTRACK: |
2c28562d | 4477 | case SB_THUMBPOSITION: |
791f420f JR |
4478 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
4479 | y = HIWORD (msg->msg.wParam); | |
689004fa | 4480 | bar->dragging = Qt; |
ee78dc32 | 4481 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
4482 | |
4483 | /* "Silently" update current position. */ | |
818a1a5d JR |
4484 | { |
4485 | SCROLLINFO si; | |
689004fa | 4486 | |
818a1a5d JR |
4487 | si.cbSize = sizeof (si); |
4488 | si.fMask = SIF_POS; | |
4489 | si.nPos = y; | |
4490 | /* Remember apparent position (we actually lag behind the real | |
4491 | position, so don't set that directly. */ | |
4492 | last_scroll_bar_drag_pos = y; | |
689004fa | 4493 | |
818a1a5d JR |
4494 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); |
4495 | } | |
ee78dc32 | 4496 | break; |
2c28562d | 4497 | case SB_ENDSCROLL: |
689004fa GV |
4498 | /* If this is the end of a drag sequence, then reset the scroll |
4499 | handle size to normal and do a final redraw. Otherwise do | |
4500 | nothing. */ | |
4501 | if (dragging) | |
4502 | { | |
818a1a5d JR |
4503 | SCROLLINFO si; |
4504 | int start = XINT (bar->start); | |
4505 | int end = XINT (bar->end); | |
4506 | ||
4507 | si.cbSize = sizeof (si); | |
4508 | si.fMask = SIF_PAGE | SIF_POS; | |
4509 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
4510 | si.nPos = last_scroll_bar_drag_pos; | |
4511 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
689004fa GV |
4512 | } |
4513 | /* fall through */ | |
2c28562d | 4514 | default: |
3b8f9651 | 4515 | emacs_event->kind = NO_EVENT; |
52cf03a1 | 4516 | return FALSE; |
2c28562d | 4517 | } |
52cf03a1 | 4518 | |
ee78dc32 GV |
4519 | XSETINT (emacs_event->x, y); |
4520 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
4521 | |
4522 | return TRUE; | |
ee78dc32 GV |
4523 | } |
4524 | } | |
4525 | ||
4526 | /* Return information to the user about the current position of the mouse | |
4527 | on the scroll bar. */ | |
9ef2e2cf | 4528 | |
ee78dc32 GV |
4529 | static void |
4530 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
4531 | FRAME_PTR *fp; | |
4532 | Lisp_Object *bar_window; | |
4533 | enum scroll_bar_part *part; | |
4534 | Lisp_Object *x, *y; | |
4535 | unsigned long *time; | |
4536 | { | |
4537 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 4538 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
4539 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
4540 | int pos; | |
791f420f | 4541 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
818a1a5d | 4542 | SCROLLINFO si; |
ee78dc32 GV |
4543 | |
4544 | BLOCK_INPUT; | |
4545 | ||
4546 | *fp = f; | |
4547 | *bar_window = bar->window; | |
4548 | ||
818a1a5d JR |
4549 | si.cbSize = sizeof (si); |
4550 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
689004fa | 4551 | |
818a1a5d JR |
4552 | GetScrollInfo (w, SB_CTL, &si); |
4553 | pos = si.nPos; | |
4554 | top_range = si.nMax - si.nPage + 1; | |
ee78dc32 GV |
4555 | |
4556 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
4557 | { | |
4558 | case SB_THUMBPOSITION: | |
4559 | case SB_THUMBTRACK: | |
4560 | *part = scroll_bar_handle; | |
791f420f | 4561 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
ee78dc32 GV |
4562 | pos = HIWORD (last_mouse_scroll_bar_pos); |
4563 | break; | |
4564 | case SB_LINEDOWN: | |
4565 | *part = scroll_bar_handle; | |
4566 | pos++; | |
4567 | break; | |
4568 | default: | |
4569 | *part = scroll_bar_handle; | |
4570 | break; | |
4571 | } | |
4572 | ||
9127e20e JR |
4573 | XSETINT (*x, pos); |
4574 | XSETINT (*y, top_range); | |
ee78dc32 GV |
4575 | |
4576 | f->mouse_moved = 0; | |
4577 | last_mouse_scroll_bar = Qnil; | |
4578 | ||
4579 | *time = last_mouse_movement_time; | |
4580 | ||
4581 | UNBLOCK_INPUT; | |
4582 | } | |
4583 | ||
9ef2e2cf | 4584 | |
ee78dc32 GV |
4585 | /* The screen has been cleared so we may have changed foreground or |
4586 | background colors, and the scroll bars may need to be redrawn. | |
4587 | Clear out the scroll bars, and ask for expose events, so we can | |
4588 | redraw them. */ | |
9ef2e2cf | 4589 | |
791f420f | 4590 | void |
ee78dc32 | 4591 | x_scroll_bar_clear (f) |
9ef2e2cf | 4592 | FRAME_PTR f; |
ee78dc32 | 4593 | { |
ee78dc32 GV |
4594 | Lisp_Object bar; |
4595 | ||
9ef2e2cf JR |
4596 | /* We can have scroll bars even if this is 0, |
4597 | if we just turned off scroll bar mode. | |
4598 | But in that case we should not clear them. */ | |
4599 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
4600 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
4601 | bar = XSCROLL_BAR (bar)->next) | |
4602 | { | |
4603 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); | |
4604 | HDC hdc = GetDC (window); | |
4605 | RECT rect; | |
52cf03a1 | 4606 | |
9ef2e2cf JR |
4607 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
4608 | arranges to refresh the scroll bar if hidden. */ | |
4609 | my_show_window (f, window, SW_HIDE); | |
689004fa | 4610 | |
9ef2e2cf JR |
4611 | GetClientRect (window, &rect); |
4612 | select_palette (f, hdc); | |
4613 | w32_clear_rect (f, hdc, &rect); | |
4614 | deselect_palette (f, hdc); | |
689004fa | 4615 | |
9ef2e2cf JR |
4616 | ReleaseDC (window, hdc); |
4617 | } | |
52cf03a1 GV |
4618 | } |
4619 | ||
ee78dc32 | 4620 | \f |
fbd6baed | 4621 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
4622 | |
4623 | /* Record the last 100 characters stored | |
4624 | to help debug the loss-of-chars-during-GC problem. */ | |
9ef2e2cf JR |
4625 | |
4626 | static int temp_index; | |
4627 | static short temp_buffer[100]; | |
ee78dc32 | 4628 | |
2e3566d8 JR |
4629 | /* Temporarily store lead byte of DBCS input sequences. */ |
4630 | static char dbcs_lead = 0; | |
afd153f0 | 4631 | |
fbd6baed | 4632 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
4633 | This routine is called by the SIGIO handler. |
4634 | We return as soon as there are no more events to be read. | |
4635 | ||
ee78dc32 GV |
4636 | We return the number of characters stored into the buffer, |
4637 | thus pretending to be `read'. | |
4638 | ||
d67d1627 | 4639 | EXPECTED is nonzero if the caller knows input is available. |
ee78dc32 GV |
4640 | |
4641 | Some of these messages are reposted back to the message queue since the | |
d67d1627 | 4642 | system calls the windows proc directly in a context where we cannot return |
decb374a | 4643 | the data nor can we guarantee the state we are in. So if we dispatch them |
ee78dc32 GV |
4644 | we will get into an infinite loop. To prevent this from ever happening we |
4645 | will set a variable to indicate we are in the read_socket call and indicate | |
d67d1627 | 4646 | which message we are processing since the windows proc gets called |
e9e23e23 | 4647 | recursively with different messages by the system. |
ee78dc32 GV |
4648 | */ |
4649 | ||
4650 | int | |
6b61353c | 4651 | w32_read_socket (sd, expected, hold_quit) |
ee78dc32 | 4652 | register int sd; |
ee78dc32 | 4653 | int expected; |
6b61353c | 4654 | struct input_event *hold_quit; |
ee78dc32 GV |
4655 | { |
4656 | int count = 0; | |
689004fa | 4657 | int check_visibility = 0; |
fbd6baed | 4658 | W32Msg msg; |
ee78dc32 | 4659 | struct frame *f; |
fbd6baed | 4660 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
4661 | |
4662 | if (interrupt_input_blocked) | |
4663 | { | |
4664 | interrupt_input_pending = 1; | |
4665 | return -1; | |
4666 | } | |
4667 | ||
4668 | interrupt_input_pending = 0; | |
4669 | BLOCK_INPUT; | |
4670 | ||
4671 | /* So people can tell when we have read the available input. */ | |
4672 | input_signal_count++; | |
4673 | ||
07c07cfe | 4674 | /* TODO: ghostscript integration. */ |
52cf03a1 | 4675 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 | 4676 | { |
6b61353c KH |
4677 | struct input_event inev; |
4678 | int do_help = 0; | |
4679 | ||
4680 | EVENT_INIT (inev); | |
4681 | inev.kind = NO_EVENT; | |
4682 | inev.arg = Qnil; | |
4683 | ||
ee78dc32 GV |
4684 | switch (msg.msg.message) |
4685 | { | |
ee78dc32 | 4686 | case WM_PAINT: |
9f5a911b | 4687 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
ee78dc32 | 4688 | |
d67d1627 | 4689 | if (f) |
9f5a911b JR |
4690 | { |
4691 | if (msg.rect.right == msg.rect.left || | |
4692 | msg.rect.bottom == msg.rect.top) | |
4693 | { | |
4694 | /* We may get paint messages even though the client | |
4695 | area is clipped - these are not expose events. */ | |
4696 | DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f, | |
d5db4077 | 4697 | SDATA (f->name))); |
9f5a911b JR |
4698 | } |
4699 | else if (f->async_visible != 1) | |
4700 | { | |
4701 | /* Definitely not obscured, so mark as visible. */ | |
4702 | f->async_visible = 1; | |
4703 | f->async_iconified = 0; | |
4704 | SET_FRAME_GARBAGED (f); | |
4705 | DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f, | |
d5db4077 | 4706 | SDATA (f->name))); |
9f5a911b JR |
4707 | |
4708 | /* WM_PAINT serves as MapNotify as well, so report | |
4709 | visibility changes properly. */ | |
4710 | if (f->iconified) | |
4711 | { | |
6b61353c KH |
4712 | inev.kind = DEICONIFY_EVENT; |
4713 | XSETFRAME (inev.frame_or_window, f); | |
9f5a911b JR |
4714 | } |
4715 | else if (! NILP (Vframe_list) | |
4716 | && ! NILP (XCDR (Vframe_list))) | |
4717 | /* Force a redisplay sooner or later to update the | |
4718 | frame titles in case this is the second frame. */ | |
4719 | record_asynch_buffer_change (); | |
4720 | } | |
4721 | else | |
4722 | { | |
4723 | HDC hdc = get_frame_dc (f); | |
4724 | ||
4725 | /* Erase background again for safety. */ | |
4726 | w32_clear_rect (f, hdc, &msg.rect); | |
4727 | release_frame_dc (f, hdc); | |
4728 | expose_frame (f, | |
4729 | msg.rect.left, | |
4730 | msg.rect.top, | |
4731 | msg.rect.right - msg.rect.left, | |
4732 | msg.rect.bottom - msg.rect.top); | |
4733 | } | |
4734 | } | |
52cf03a1 | 4735 | break; |
689004fa | 4736 | |
f98169a0 GV |
4737 | case WM_INPUTLANGCHANGE: |
4738 | /* Generate a language change event. */ | |
4739 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4740 | ||
4741 | if (f) | |
4742 | { | |
6b61353c KH |
4743 | inev.kind = LANGUAGE_CHANGE_EVENT; |
4744 | XSETFRAME (inev.frame_or_window, f); | |
4745 | inev.code = msg.msg.wParam; | |
4746 | inev.modifiers = msg.msg.lParam & 0xffff; | |
f98169a0 GV |
4747 | } |
4748 | break; | |
4749 | ||
ee78dc32 GV |
4750 | case WM_KEYDOWN: |
4751 | case WM_SYSKEYDOWN: | |
4752 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4753 | |
ee78dc32 GV |
4754 | if (f && !f->iconified) |
4755 | { | |
442a3a96 KS |
4756 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4757 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4758 | { |
3d26a7c2 | 4759 | clear_mouse_face (dpyinfo); |
6b61353c | 4760 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4761 | } |
4762 | ||
ee78dc32 GV |
4763 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4764 | temp_index = 0; | |
4765 | temp_buffer[temp_index++] = msg.msg.wParam; | |
6b61353c KH |
4766 | inev.kind = NON_ASCII_KEYSTROKE_EVENT; |
4767 | inev.code = msg.msg.wParam; | |
4768 | inev.modifiers = msg.dwModifiers; | |
4769 | XSETFRAME (inev.frame_or_window, f); | |
4770 | inev.timestamp = msg.msg.time; | |
ee78dc32 GV |
4771 | } |
4772 | break; | |
689004fa | 4773 | |
a60b0333 | 4774 | case WM_UNICHAR: |
ee78dc32 GV |
4775 | case WM_SYSCHAR: |
4776 | case WM_CHAR: | |
4777 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4778 | |
ee78dc32 GV |
4779 | if (f && !f->iconified) |
4780 | { | |
442a3a96 KS |
4781 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
4782 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
3d26a7c2 | 4783 | { |
3d26a7c2 | 4784 | clear_mouse_face (dpyinfo); |
6b61353c | 4785 | dpyinfo->mouse_face_hidden = 1; |
3d26a7c2 KS |
4786 | } |
4787 | ||
f98169a0 GV |
4788 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4789 | temp_index = 0; | |
4790 | temp_buffer[temp_index++] = msg.msg.wParam; | |
480cb5d2 JR |
4791 | |
4792 | inev.modifiers = msg.dwModifiers; | |
4793 | XSETFRAME (inev.frame_or_window, f); | |
4794 | inev.timestamp = msg.msg.time; | |
4795 | ||
a60b0333 JR |
4796 | if (msg.msg.message == WM_UNICHAR) |
4797 | { | |
a60b0333 JR |
4798 | inev.code = msg.msg.wParam; |
4799 | } | |
480cb5d2 JR |
4800 | else if (msg.msg.wParam < 256) |
4801 | { | |
4802 | wchar_t code; | |
4803 | char dbcs[2]; | |
4804 | dbcs[0] = 0; | |
4805 | dbcs[1] = (char) msg.msg.wParam; | |
4806 | ||
4807 | if (dbcs_lead) | |
4808 | { | |
4809 | dbcs[0] = dbcs_lead; | |
4810 | dbcs_lead = 0; | |
4811 | if (!MultiByteToWideChar (CP_ACP, 0, dbcs, 2, &code, 1)) | |
4812 | { | |
4813 | /* Garbage */ | |
4814 | DebPrint (("Invalid DBCS sequence: %d %d\n", | |
4815 | dbcs[0], dbcs[1])); | |
4816 | inev.kind = NO_EVENT; | |
4817 | break; | |
4818 | } | |
4819 | } | |
4820 | else if (IsDBCSLeadByteEx (CP_ACP, (BYTE) msg.msg.wParam)) | |
4821 | { | |
4822 | dbcs_lead = (char) msg.msg.wParam; | |
4823 | inev.kind = NO_EVENT; | |
4824 | break; | |
4825 | } | |
4826 | else | |
4827 | { | |
4828 | if (!MultiByteToWideChar (CP_ACP, 0, &dbcs[1], 1, | |
4829 | &code, 1)) | |
4830 | { | |
4831 | /* What to do with garbage? */ | |
4832 | DebPrint (("Invalid character: %d\n", dbcs[1])); | |
4833 | inev.kind = NO_EVENT; | |
4834 | break; | |
4835 | } | |
4836 | } | |
4837 | inev.code = code; | |
4838 | } | |
a60b0333 JR |
4839 | else |
4840 | { | |
480cb5d2 JR |
4841 | /* Windows shouldn't generate WM_CHAR events above 0xFF |
4842 | in non-Unicode message handlers. */ | |
4843 | DebPrint (("Non-byte WM_CHAR: %d\n", msg.msg.wParam)); | |
4844 | inev.kind = NO_EVENT; | |
4845 | break; | |
a60b0333 | 4846 | } |
480cb5d2 JR |
4847 | inev.kind = inev.code < 128 ? ASCII_KEYSTROKE_EVENT |
4848 | : MULTIBYTE_CHAR_KEYSTROKE_EVENT; | |
ee78dc32 GV |
4849 | } |
4850 | break; | |
689004fa | 4851 | |
4b219faa JR |
4852 | case WM_APPCOMMAND: |
4853 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4854 | ||
4855 | if (f && !f->iconified) | |
4856 | { | |
4857 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) | |
4858 | && !EQ (f->tool_bar_window, dpyinfo->mouse_face_window)) | |
4859 | { | |
4860 | clear_mouse_face (dpyinfo); | |
4861 | dpyinfo->mouse_face_hidden = 1; | |
4862 | } | |
4863 | ||
4864 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
4865 | temp_index = 0; | |
4866 | temp_buffer[temp_index++] = msg.msg.wParam; | |
4867 | inev.kind = MULTIMEDIA_KEY_EVENT; | |
4868 | inev.code = GET_APPCOMMAND_LPARAM(msg.msg.lParam); | |
4869 | inev.modifiers = msg.dwModifiers; | |
4870 | XSETFRAME (inev.frame_or_window, f); | |
4871 | inev.timestamp = msg.msg.time; | |
4872 | } | |
4873 | break; | |
4874 | ||
ee78dc32 | 4875 | case WM_MOUSEMOVE: |
706ddb8f JR |
4876 | /* Ignore non-movement. */ |
4877 | { | |
4878 | int x = LOWORD (msg.msg.lParam); | |
4879 | int y = HIWORD (msg.msg.lParam); | |
4880 | if (x == last_mousemove_x && y == last_mousemove_y) | |
4881 | break; | |
4882 | last_mousemove_x = x; | |
4883 | last_mousemove_y = y; | |
4884 | } | |
4885 | ||
89271099 | 4886 | previous_help_echo_string = help_echo_string; |
fc5c7550 | 4887 | help_echo_string = Qnil; |
791f420f | 4888 | |
ee78dc32 GV |
4889 | if (dpyinfo->grabbed && last_mouse_frame |
4890 | && FRAME_LIVE_P (last_mouse_frame)) | |
4891 | f = last_mouse_frame; | |
4892 | else | |
4893 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4894 | |
3d26a7c2 KS |
4895 | if (dpyinfo->mouse_face_hidden) |
4896 | { | |
4897 | dpyinfo->mouse_face_hidden = 0; | |
4898 | clear_mouse_face (dpyinfo); | |
4899 | } | |
4900 | ||
ee78dc32 | 4901 | if (f) |
a18bb28d JR |
4902 | { |
4903 | /* Generate SELECT_WINDOW_EVENTs when needed. */ | |
92b23323 | 4904 | if (!NILP (Vmouse_autoselect_window)) |
a18bb28d JR |
4905 | { |
4906 | Lisp_Object window; | |
a18bb28d JR |
4907 | int x = LOWORD (msg.msg.lParam); |
4908 | int y = HIWORD (msg.msg.lParam); | |
4909 | ||
62e50ec6 | 4910 | window = window_from_coordinates (f, x, y, 0, 0, 0, 0); |
a18bb28d JR |
4911 | |
4912 | /* Window will be selected only when it is not | |
4913 | selected now and last mouse movement event was | |
4914 | not in it. Minibuffer window will be selected | |
e0f24100 | 4915 | only when it is active. */ |
a18bb28d JR |
4916 | if (WINDOWP(window) |
4917 | && !EQ (window, last_window) | |
74a9b36f MR |
4918 | && !EQ (window, selected_window) |
4919 | /* For click-to-focus window managers | |
4920 | create event iff we don't leave the | |
4921 | selected frame. */ | |
4922 | && (focus_follows_mouse | |
4923 | || (EQ (XWINDOW (window)->frame, | |
4924 | XWINDOW (selected_window)->frame)))) | |
a18bb28d | 4925 | { |
6b61353c KH |
4926 | inev.kind = SELECT_WINDOW_EVENT; |
4927 | inev.frame_or_window = window; | |
a18bb28d JR |
4928 | } |
4929 | ||
4930 | last_window=window; | |
4931 | } | |
fc5c7550 YM |
4932 | if (!note_mouse_movement (f, &msg.msg)) |
4933 | help_echo_string = previous_help_echo_string; | |
a18bb28d | 4934 | } |
ee78dc32 | 4935 | else |
791f420f JR |
4936 | { |
4937 | /* If we move outside the frame, then we're | |
4938 | certainly no longer on any text in the frame. */ | |
5b844253 | 4939 | clear_mouse_face (dpyinfo); |
791f420f JR |
4940 | } |
4941 | ||
89271099 | 4942 | /* If the contents of the global variable help_echo_string |
791f420f | 4943 | has changed, generate a HELP_EVENT. */ |
e597eb7d JR |
4944 | #if 0 /* The below is an invalid comparison when USE_LISP_UNION_TYPE. |
4945 | But it was originally changed to this to fix a bug, so I have | |
4946 | not removed it completely in case the bug is still there. */ | |
89271099 KS |
4947 | if (help_echo_string != previous_help_echo_string || |
4948 | (!NILP (help_echo_string) && !STRINGP (help_echo_string) && f->mouse_moved)) | |
e597eb7d JR |
4949 | #else /* This is what xterm.c does. */ |
4950 | if (!NILP (help_echo_string) | |
4951 | || !NILP (previous_help_echo_string)) | |
6b61353c | 4952 | do_help = 1; |
e597eb7d | 4953 | #endif |
791f420f | 4954 | break; |
689004fa | 4955 | |
ee78dc32 GV |
4956 | case WM_LBUTTONDOWN: |
4957 | case WM_LBUTTONUP: | |
4958 | case WM_MBUTTONDOWN: | |
4959 | case WM_MBUTTONUP: | |
4960 | case WM_RBUTTONDOWN: | |
4961 | case WM_RBUTTONUP: | |
53823ab9 JR |
4962 | case WM_XBUTTONDOWN: |
4963 | case WM_XBUTTONUP: | |
ee78dc32 | 4964 | { |
791f420f JR |
4965 | /* If we decide we want to generate an event to be seen |
4966 | by the rest of Emacs, we put it here. */ | |
791f420f | 4967 | int tool_bar_p = 0; |
ee78dc32 GV |
4968 | int button; |
4969 | int up; | |
791f420f | 4970 | |
ee78dc32 GV |
4971 | if (dpyinfo->grabbed && last_mouse_frame |
4972 | && FRAME_LIVE_P (last_mouse_frame)) | |
4973 | f = last_mouse_frame; | |
4974 | else | |
4975 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4976 | |
ee78dc32 GV |
4977 | if (f) |
4978 | { | |
6b61353c | 4979 | construct_mouse_click (&inev, &msg, f); |
d67d1627 | 4980 | |
791f420f JR |
4981 | /* Is this in the tool-bar? */ |
4982 | if (WINDOWP (f->tool_bar_window) | |
62e50ec6 | 4983 | && WINDOW_TOTAL_LINES (XWINDOW (f->tool_bar_window))) |
791f420f JR |
4984 | { |
4985 | Lisp_Object window; | |
6b61353c KH |
4986 | int x = XFASTINT (inev.x); |
4987 | int y = XFASTINT (inev.y); | |
791f420f | 4988 | |
62e50ec6 | 4989 | window = window_from_coordinates (f, x, y, 0, 0, 0, 1); |
b8b47c19 | 4990 | |
791f420f JR |
4991 | if (EQ (window, f->tool_bar_window)) |
4992 | { | |
6b61353c | 4993 | w32_handle_tool_bar_click (f, &inev); |
791f420f JR |
4994 | tool_bar_p = 1; |
4995 | } | |
4996 | } | |
4997 | ||
6b61353c KH |
4998 | if (tool_bar_p |
4999 | || (dpyinfo->w32_focus_frame | |
5000 | && f != dpyinfo->w32_focus_frame)) | |
5001 | inev.kind = NO_EVENT; | |
ee78dc32 | 5002 | } |
d67d1627 | 5003 | |
53823ab9 JR |
5004 | parse_button (msg.msg.message, HIWORD (msg.msg.wParam), |
5005 | &button, &up); | |
5006 | ||
ee78dc32 GV |
5007 | if (up) |
5008 | { | |
5009 | dpyinfo->grabbed &= ~ (1 << button); | |
5010 | } | |
5011 | else | |
5012 | { | |
5013 | dpyinfo->grabbed |= (1 << button); | |
5014 | last_mouse_frame = f; | |
791f420f JR |
5015 | /* Ignore any mouse motion that happened |
5016 | before this event; any subsequent mouse-movement | |
5017 | Emacs events should reflect only motion after | |
5018 | the ButtonPress. */ | |
5019 | if (f != 0) | |
5020 | f->mouse_moved = 0; | |
5021 | ||
5022 | if (!tool_bar_p) | |
5023 | last_tool_bar_item = -1; | |
ee78dc32 | 5024 | } |
689004fa | 5025 | break; |
ee78dc32 | 5026 | } |
d67d1627 | 5027 | |
1c64a4a2 | 5028 | case WM_MOUSEWHEEL: |
1526bc23 | 5029 | case WM_MOUSEHWHEEL: |
1c64a4a2 | 5030 | { |
1c64a4a2 JB |
5031 | if (dpyinfo->grabbed && last_mouse_frame |
5032 | && FRAME_LIVE_P (last_mouse_frame)) | |
5033 | f = last_mouse_frame; | |
5034 | else | |
5035 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5036 | ||
5037 | if (f) | |
5038 | { | |
1c64a4a2 | 5039 | |
6b61353c KH |
5040 | if (!dpyinfo->w32_focus_frame |
5041 | || f == dpyinfo->w32_focus_frame) | |
1c64a4a2 | 5042 | { |
637ad49d | 5043 | /* Emit an Emacs wheel-up/down event. */ |
6b61353c | 5044 | construct_mouse_wheel (&inev, &msg, f); |
1c64a4a2 | 5045 | } |
637ad49d JR |
5046 | /* Ignore any mouse motion that happened before this |
5047 | event; any subsequent mouse-movement Emacs events | |
5048 | should reflect only motion after the | |
db9cd97a | 5049 | ButtonPress. */ |
637ad49d | 5050 | f->mouse_moved = 0; |
1c64a4a2 | 5051 | } |
637ad49d JR |
5052 | last_mouse_frame = f; |
5053 | last_tool_bar_item = -1; | |
1c64a4a2 | 5054 | } |
ee78dc32 | 5055 | break; |
689004fa | 5056 | |
12857dfd RS |
5057 | case WM_DROPFILES: |
5058 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5059 | ||
5060 | if (f) | |
6b61353c | 5061 | construct_drag_n_drop (&inev, &msg, f); |
12857dfd RS |
5062 | break; |
5063 | ||
ee78dc32 GV |
5064 | case WM_VSCROLL: |
5065 | { | |
689004fa GV |
5066 | struct scroll_bar *bar = |
5067 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
d67d1627 | 5068 | |
6b61353c KH |
5069 | if (bar) |
5070 | w32_scroll_bar_handle_click (bar, &msg, &inev); | |
689004fa | 5071 | break; |
ee78dc32 | 5072 | } |
d67d1627 | 5073 | |
689004fa | 5074 | case WM_WINDOWPOSCHANGED: |
549808db JR |
5075 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5076 | if (f) | |
5077 | { | |
62e50ec6 KS |
5078 | if (f->want_fullscreen & FULLSCREEN_WAIT) |
5079 | f->want_fullscreen &= ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH); | |
549808db JR |
5080 | } |
5081 | check_visibility = 1; | |
5082 | break; | |
5083 | ||
689004fa GV |
5084 | case WM_ACTIVATE: |
5085 | case WM_ACTIVATEAPP: | |
549808db JR |
5086 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
5087 | if (f) | |
5088 | x_check_fullscreen (f); | |
689004fa | 5089 | check_visibility = 1; |
ee78dc32 | 5090 | break; |
689004fa | 5091 | |
ee78dc32 GV |
5092 | case WM_MOVE: |
5093 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5094 | |
ee78dc32 GV |
5095 | if (f && !f->async_iconified) |
5096 | { | |
689004fa GV |
5097 | int x, y; |
5098 | ||
5099 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5100 | f->left_pos = x; |
5101 | f->top_pos = y; | |
ee78dc32 | 5102 | } |
689004fa GV |
5103 | |
5104 | check_visibility = 1; | |
5105 | break; | |
5106 | ||
5107 | case WM_SHOWWINDOW: | |
b71b8111 JR |
5108 | /* wParam non-zero means Window is about to be shown, 0 means |
5109 | about to be hidden. */ | |
5110 | /* Redo the mouse-highlight after the tooltip has gone. */ | |
5111 | if (!msg.msg.wParam && msg.msg.hwnd == tip_window) | |
5112 | { | |
5113 | tip_window = NULL; | |
5114 | redo_mouse_highlight (); | |
5115 | } | |
5116 | ||
689004fa GV |
5117 | /* If window has been obscured or exposed by another window |
5118 | being maximised or minimised/restored, then recheck | |
5119 | visibility of all frames. Direct changes to our own | |
5120 | windows get handled by WM_SIZE. */ | |
5121 | #if 0 | |
5122 | if (msg.msg.lParam != 0) | |
5123 | check_visibility = 1; | |
5124 | else | |
5125 | { | |
5126 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5127 | f->async_visible = msg.msg.wParam; | |
5128 | } | |
5129 | #endif | |
5130 | ||
5131 | check_visibility = 1; | |
ee78dc32 | 5132 | break; |
689004fa | 5133 | |
ee78dc32 GV |
5134 | case WM_SIZE: |
5135 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5136 | |
689004fa GV |
5137 | /* Inform lisp of whether frame has been iconified etc. */ |
5138 | if (f) | |
ee78dc32 | 5139 | { |
689004fa | 5140 | switch (msg.msg.wParam) |
ee78dc32 | 5141 | { |
689004fa GV |
5142 | case SIZE_MINIMIZED: |
5143 | f->async_visible = 0; | |
ee78dc32 | 5144 | f->async_iconified = 1; |
d67d1627 | 5145 | |
6b61353c KH |
5146 | inev.kind = ICONIFY_EVENT; |
5147 | XSETFRAME (inev.frame_or_window, f); | |
689004fa GV |
5148 | break; |
5149 | ||
5150 | case SIZE_MAXIMIZED: | |
5151 | case SIZE_RESTORED: | |
ee78dc32 GV |
5152 | f->async_visible = 1; |
5153 | f->async_iconified = 0; | |
d67d1627 | 5154 | |
d64b707c | 5155 | /* wait_reading_process_output will notice this and update |
ee78dc32 GV |
5156 | the frame's display structures. */ |
5157 | SET_FRAME_GARBAGED (f); | |
d67d1627 | 5158 | |
ee78dc32 GV |
5159 | if (f->iconified) |
5160 | { | |
31d4844a KH |
5161 | int x, y; |
5162 | ||
5163 | /* Reset top and left positions of the Window | |
5164 | here since Windows sends a WM_MOVE message | |
5165 | BEFORE telling us the Window is minimized | |
5166 | when the Window is iconified, with 3000,3000 | |
5167 | as the co-ords. */ | |
5168 | x_real_positions (f, &x, &y); | |
62e50ec6 KS |
5169 | f->left_pos = x; |
5170 | f->top_pos = y; | |
31d4844a | 5171 | |
6b61353c KH |
5172 | inev.kind = DEICONIFY_EVENT; |
5173 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5174 | } |
9ef2e2cf JR |
5175 | else if (! NILP (Vframe_list) |
5176 | && ! NILP (XCDR (Vframe_list))) | |
ee78dc32 GV |
5177 | /* Force a redisplay sooner or later |
5178 | to update the frame titles | |
5179 | in case this is the second frame. */ | |
5180 | record_asynch_buffer_change (); | |
689004fa | 5181 | break; |
ee78dc32 | 5182 | } |
ee78dc32 | 5183 | } |
689004fa | 5184 | |
ef0e360f GV |
5185 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
5186 | { | |
5187 | RECT rect; | |
5188 | int rows; | |
5189 | int columns; | |
5190 | int width; | |
5191 | int height; | |
d67d1627 | 5192 | |
9127e20e | 5193 | GetClientRect (msg.msg.hwnd, &rect); |
d67d1627 | 5194 | |
ef0e360f GV |
5195 | height = rect.bottom - rect.top; |
5196 | width = rect.right - rect.left; | |
d67d1627 | 5197 | |
62e50ec6 KS |
5198 | rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, height); |
5199 | columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, width); | |
d67d1627 | 5200 | |
ef0e360f | 5201 | /* TODO: Clip size to the screen dimensions. */ |
d67d1627 | 5202 | |
ef0e360f GV |
5203 | /* Even if the number of character rows and columns has |
5204 | not changed, the font size may have changed, so we need | |
5205 | to check the pixel dimensions as well. */ | |
d67d1627 | 5206 | |
62e50ec6 KS |
5207 | if (columns != FRAME_COLS (f) |
5208 | || rows != FRAME_LINES (f) | |
5209 | || width != FRAME_PIXEL_WIDTH (f) | |
5210 | || height != FRAME_PIXEL_HEIGHT (f)) | |
ef0e360f | 5211 | { |
791f420f | 5212 | change_frame_size (f, rows, columns, 0, 1, 0); |
ef0e360f | 5213 | SET_FRAME_GARBAGED (f); |
31d4844a | 5214 | cancel_mouse_face (f); |
62e50ec6 KS |
5215 | FRAME_PIXEL_WIDTH (f) = width; |
5216 | FRAME_PIXEL_HEIGHT (f) = height; | |
5217 | f->win_gravity = NorthWestGravity; | |
ef0e360f GV |
5218 | } |
5219 | } | |
5220 | ||
689004fa GV |
5221 | check_visibility = 1; |
5222 | break; | |
5223 | ||
1576fbfa JR |
5224 | case WM_MOUSELEAVE: |
5225 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5226 | if (f) | |
5227 | { | |
5228 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5229 | { | |
5230 | /* If we move outside the frame, then we're | |
5231 | certainly no longer on any text in the frame. */ | |
5232 | clear_mouse_face (dpyinfo); | |
5233 | dpyinfo->mouse_face_mouse_frame = 0; | |
5234 | } | |
5235 | ||
5236 | /* Generate a nil HELP_EVENT to cancel a help-echo. | |
5237 | Do it only if there's something to cancel. | |
5238 | Otherwise, the startup message is cleared when | |
5239 | the mouse leaves the frame. */ | |
5240 | if (any_help_event_p) | |
6b61353c | 5241 | do_help = -1; |
1576fbfa JR |
5242 | } |
5243 | break; | |
d67d1627 | 5244 | |
689004fa | 5245 | case WM_SETFOCUS: |
55131bef | 5246 | w32_detect_focus_change (dpyinfo, &msg, &inev); |
791f420f | 5247 | |
791f420f JR |
5248 | dpyinfo->grabbed = 0; |
5249 | check_visibility = 1; | |
5250 | break; | |
5251 | ||
689004fa | 5252 | case WM_KILLFOCUS: |
791f420f | 5253 | f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd); |
08712a41 | 5254 | |
791f420f JR |
5255 | if (f) |
5256 | { | |
791f420f JR |
5257 | if (f == dpyinfo->w32_focus_event_frame) |
5258 | dpyinfo->w32_focus_event_frame = 0; | |
5259 | ||
5260 | if (f == dpyinfo->w32_focus_frame) | |
5261 | x_new_focus_frame (dpyinfo, 0); | |
5262 | ||
5263 | if (f == dpyinfo->mouse_face_mouse_frame) | |
5264 | { | |
5265 | /* If we move outside the frame, then we're | |
5266 | certainly no longer on any text in the frame. */ | |
5267 | clear_mouse_face (dpyinfo); | |
5268 | dpyinfo->mouse_face_mouse_frame = 0; | |
5269 | } | |
9ef2e2cf | 5270 | |
791f420f JR |
5271 | /* Generate a nil HELP_EVENT to cancel a help-echo. |
5272 | Do it only if there's something to cancel. | |
5273 | Otherwise, the startup message is cleared when | |
5274 | the mouse leaves the frame. */ | |
5275 | if (any_help_event_p) | |
6b61353c | 5276 | do_help = -1; |
791f420f | 5277 | } |
689004fa | 5278 | |
08712a41 | 5279 | dpyinfo->grabbed = 0; |
689004fa | 5280 | check_visibility = 1; |
ee78dc32 | 5281 | break; |
689004fa | 5282 | |
ee78dc32 GV |
5283 | case WM_CLOSE: |
5284 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5285 | |
ee78dc32 GV |
5286 | if (f) |
5287 | { | |
6b61353c KH |
5288 | inev.kind = DELETE_WINDOW_EVENT; |
5289 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 5290 | } |
689004fa GV |
5291 | break; |
5292 | ||
5293 | case WM_INITMENU: | |
5294 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 5295 | |
689004fa GV |
5296 | if (f) |
5297 | { | |
6b61353c KH |
5298 | inev.kind = MENU_BAR_ACTIVATE_EVENT; |
5299 | XSETFRAME (inev.frame_or_window, f); | |
689004fa | 5300 | } |
ee78dc32 | 5301 | break; |
689004fa | 5302 | |
ee78dc32 GV |
5303 | case WM_COMMAND: |
5304 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 5305 | |
ee78dc32 GV |
5306 | if (f) |
5307 | { | |
f98169a0 GV |
5308 | extern void menubar_selection_callback |
5309 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 5310 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 5311 | } |
689004fa GV |
5312 | |
5313 | check_visibility = 1; | |
5314 | break; | |
5315 | ||
5316 | case WM_DISPLAYCHANGE: | |
5317 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
5318 | ||
d67d1627 | 5319 | if (f) |
689004fa GV |
5320 | { |
5321 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
5322 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
5323 | dpyinfo->n_cbits = msg.msg.wParam; | |
5324 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
5325 | dpyinfo->height)); | |
5326 | } | |
d67d1627 | 5327 | |
689004fa | 5328 | check_visibility = 1; |
ee78dc32 | 5329 | break; |
e7efd97e GV |
5330 | |
5331 | default: | |
e471b241 | 5332 | /* Check for messages registered at runtime. */ |
e7efd97e GV |
5333 | if (msg.msg.message == msh_mousewheel) |
5334 | { | |
e471b241 | 5335 | /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */ |
66f30e44 | 5336 | msg.msg.message = WM_MOUSEWHEEL; |
e471b241 | 5337 | prepend_msg (&msg); |
e7efd97e GV |
5338 | } |
5339 | break; | |
ee78dc32 | 5340 | } |
6b61353c KH |
5341 | |
5342 | if (inev.kind != NO_EVENT) | |
5343 | { | |
5344 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
5345 | count++; | |
5346 | } | |
5347 | ||
5348 | if (do_help | |
5349 | && !(hold_quit && hold_quit->kind != NO_EVENT)) | |
5350 | { | |
5351 | Lisp_Object frame; | |
5352 | ||
5353 | if (f) | |
5354 | XSETFRAME (frame, f); | |
5355 | else | |
5356 | frame = Qnil; | |
5357 | ||
5358 | if (do_help > 0) | |
5359 | { | |
e597eb7d | 5360 | if (NILP (help_echo_string)) |
6b61353c KH |
5361 | { |
5362 | help_echo_object = help_echo_window = Qnil; | |
5363 | help_echo_pos = -1; | |
5364 | } | |
5365 | ||
5366 | any_help_event_p = 1; | |
5367 | gen_help_event (help_echo_string, frame, help_echo_window, | |
5368 | help_echo_object, help_echo_pos); | |
5369 | } | |
5370 | else | |
5371 | { | |
5372 | help_echo_string = Qnil; | |
5373 | gen_help_event (Qnil, frame, Qnil, Qnil, 0); | |
5374 | } | |
5375 | count++; | |
5376 | } | |
ee78dc32 GV |
5377 | } |
5378 | ||
5379 | /* If the focus was just given to an autoraising frame, | |
5380 | raise it now. */ | |
5381 | /* ??? This ought to be able to handle more than one such frame. */ | |
5382 | if (pending_autoraise_frame) | |
5383 | { | |
5384 | x_raise_frame (pending_autoraise_frame); | |
5385 | pending_autoraise_frame = 0; | |
5386 | } | |
5387 | ||
689004fa GV |
5388 | /* Check which frames are still visisble, if we have enqueued any user |
5389 | events or been notified of events that may affect visibility. We | |
5390 | do this here because there doesn't seem to be any direct | |
5391 | notification from Windows that the visibility of a window has | |
5392 | changed (at least, not in all cases). */ | |
5393 | if (count > 0 || check_visibility) | |
5394 | { | |
5395 | Lisp_Object tail, frame; | |
5396 | ||
5397 | FOR_EACH_FRAME (tail, frame) | |
1c64a4a2 JB |
5398 | { |
5399 | FRAME_PTR f = XFRAME (frame); | |
5400 | /* The tooltip has been drawn already. Avoid the | |
5401 | SET_FRAME_GARBAGED below. */ | |
5402 | if (EQ (frame, tip_frame)) | |
5403 | continue; | |
5404 | ||
5405 | /* Check "visible" frames and mark each as obscured or not. | |
5406 | Note that async_visible is nonzero for unobscured and | |
5407 | obscured frames, but zero for hidden and iconified frames. */ | |
5408 | if (FRAME_W32_P (f) && f->async_visible) | |
5409 | { | |
5410 | RECT clipbox; | |
5411 | HDC hdc; | |
5412 | ||
5413 | enter_crit (); | |
5414 | /* Query clipping rectangle for the entire window area | |
5415 | (GetWindowDC), not just the client portion (GetDC). | |
5416 | Otherwise, the scrollbars and menubar aren't counted as | |
5417 | part of the visible area of the frame, and we may think | |
5418 | the frame is obscured when really a scrollbar is still | |
5419 | visible and gets WM_PAINT messages above. */ | |
5420 | hdc = GetWindowDC (FRAME_W32_WINDOW (f)); | |
5421 | GetClipBox (hdc, &clipbox); | |
5422 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); | |
5423 | leave_crit (); | |
5424 | ||
5425 | if (clipbox.right == clipbox.left | |
5426 | || clipbox.bottom == clipbox.top) | |
5427 | { | |
5428 | /* Frame has become completely obscured so mark as | |
5429 | such (we do this by setting async_visible to 2 so | |
5430 | that FRAME_VISIBLE_P is still true, but redisplay | |
5431 | will skip it). */ | |
5432 | f->async_visible = 2; | |
689004fa | 5433 | |
1c64a4a2 JB |
5434 | if (!FRAME_OBSCURED_P (f)) |
5435 | { | |
5436 | DebPrint (("frame %p (%s) obscured\n", f, | |
5437 | SDATA (f->name))); | |
5438 | } | |
5439 | } | |
5440 | else | |
5441 | { | |
5442 | /* Frame is not obscured, so mark it as such. */ | |
5443 | f->async_visible = 1; | |
689004fa | 5444 | |
1c64a4a2 JB |
5445 | if (FRAME_OBSCURED_P (f)) |
5446 | { | |
5447 | SET_FRAME_GARBAGED (f); | |
5448 | DebPrint (("obscured frame %p (%s) found to be visible\n", f, | |
5449 | SDATA (f->name))); | |
689004fa | 5450 | |
1c64a4a2 JB |
5451 | /* Force a redisplay sooner or later. */ |
5452 | record_asynch_buffer_change (); | |
5453 | } | |
5454 | } | |
5455 | } | |
5456 | } | |
689004fa GV |
5457 | } |
5458 | ||
ee78dc32 GV |
5459 | UNBLOCK_INPUT; |
5460 | return count; | |
5461 | } | |
791f420f | 5462 | |
9ef2e2cf | 5463 | |
ee78dc32 | 5464 | \f |
791f420f JR |
5465 | /*********************************************************************** |
5466 | Text Cursor | |
5467 | ***********************************************************************/ | |
5468 | ||
791f420f JR |
5469 | /* Set clipping for output in glyph row ROW. W is the window in which |
5470 | we operate. GC is the graphics context to set clipping in. | |
ee78dc32 | 5471 | |
791f420f JR |
5472 | ROW may be a text row or, e.g., a mode line. Text rows must be |
5473 | clipped to the interior of the window dedicated to text display, | |
5474 | mode lines must be clipped to the whole window. */ | |
ee78dc32 GV |
5475 | |
5476 | static void | |
b5a2e277 | 5477 | w32_clip_to_row (w, row, area, hdc) |
791f420f JR |
5478 | struct window *w; |
5479 | struct glyph_row *row; | |
b5a2e277 | 5480 | int area; |
791f420f | 5481 | HDC hdc; |
ee78dc32 | 5482 | { |
791f420f JR |
5483 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
5484 | RECT clip_rect; | |
b5a2e277 | 5485 | int window_x, window_y, window_width; |
52cf03a1 | 5486 | |
b5a2e277 | 5487 | window_box (w, area, &window_x, &window_y, &window_width, 0); |
52cf03a1 | 5488 | |
b5a2e277 | 5489 | clip_rect.left = window_x; |
791f420f JR |
5490 | clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
5491 | clip_rect.top = max (clip_rect.top, window_y); | |
5492 | clip_rect.right = clip_rect.left + window_width; | |
5493 | clip_rect.bottom = clip_rect.top + row->visible_height; | |
5494 | ||
791f420f | 5495 | w32_set_clip_rectangle (hdc, &clip_rect); |
ee78dc32 GV |
5496 | } |
5497 | ||
791f420f JR |
5498 | |
5499 | /* Draw a hollow box cursor on window W in glyph row ROW. */ | |
ee78dc32 GV |
5500 | |
5501 | static void | |
791f420f JR |
5502 | x_draw_hollow_cursor (w, row) |
5503 | struct window *w; | |
5504 | struct glyph_row *row; | |
ee78dc32 | 5505 | { |
791f420f | 5506 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
988646fc | 5507 | HDC hdc; |
791f420f | 5508 | RECT rect; |
b756209d | 5509 | int left, top, h; |
791f420f JR |
5510 | struct glyph *cursor_glyph; |
5511 | HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); | |
5512 | ||
07c07cfe JR |
5513 | /* Get the glyph the cursor is on. If we can't tell because |
5514 | the current matrix is invalid or such, give up. */ | |
5515 | cursor_glyph = get_phys_cursor_glyph (w); | |
5516 | if (cursor_glyph == NULL) | |
5517 | return; | |
5518 | ||
4d91ce74 | 5519 | /* Compute frame-relative coordinates for phys cursor. */ |
b756209d EZ |
5520 | get_phys_cursor_geometry (w, row, cursor_glyph, &left, &top, &h); |
5521 | rect.left = left; | |
5522 | rect.top = top; | |
07c07cfe | 5523 | rect.bottom = rect.top + h; |
4d91ce74 | 5524 | rect.right = rect.left + w->phys_cursor_width; |
ee78dc32 | 5525 | |
988646fc | 5526 | hdc = get_frame_dc (f); |
a18bb28d | 5527 | /* Set clipping, draw the rectangle, and reset clipping again. */ |
b5a2e277 | 5528 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
791f420f JR |
5529 | FrameRect (hdc, &rect, hb); |
5530 | DeleteObject (hb); | |
a18bb28d | 5531 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 5532 | release_frame_dc (f, hdc); |
ee78dc32 GV |
5533 | } |
5534 | ||
791f420f JR |
5535 | |
5536 | /* Draw a bar cursor on window W in glyph row ROW. | |
5537 | ||
5538 | Implementation note: One would like to draw a bar cursor with an | |
5539 | angle equal to the one given by the font property XA_ITALIC_ANGLE. | |
5540 | Unfortunately, I didn't find a font yet that has this property set. | |
5541 | --gerd. */ | |
ee78dc32 GV |
5542 | |
5543 | static void | |
17456df1 | 5544 | x_draw_bar_cursor (w, row, width, kind) |
791f420f JR |
5545 | struct window *w; |
5546 | struct glyph_row *row; | |
9ef2e2cf | 5547 | int width; |
17456df1 | 5548 | enum text_cursor_kinds kind; |
ee78dc32 | 5549 | { |
c2cc16fa JR |
5550 | struct frame *f = XFRAME (w->frame); |
5551 | struct glyph *cursor_glyph; | |
5552 | int x; | |
5553 | HDC hdc; | |
791f420f | 5554 | |
c2cc16fa JR |
5555 | /* If cursor is out of bounds, don't draw garbage. This can happen |
5556 | in mini-buffer windows when switching between echo area glyphs | |
5557 | and mini-buffer. */ | |
5558 | cursor_glyph = get_phys_cursor_glyph (w); | |
5559 | if (cursor_glyph == NULL) | |
5560 | return; | |
9ef2e2cf | 5561 | |
c2cc16fa JR |
5562 | /* If on an image, draw like a normal cursor. That's usually better |
5563 | visible than drawing a bar, esp. if the image is large so that | |
5564 | the bar might not be in the window. */ | |
5565 | if (cursor_glyph->type == IMAGE_GLYPH) | |
5566 | { | |
5567 | struct glyph_row *row; | |
5568 | row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos); | |
89271099 | 5569 | draw_phys_cursor_glyph (w, row, DRAW_CURSOR); |
c2cc16fa JR |
5570 | } |
5571 | else | |
5572 | { | |
6ff3e5e3 JR |
5573 | COLORREF cursor_color = f->output_data.w32->cursor_pixel; |
5574 | struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id); | |
5575 | ||
6ff3e5e3 JR |
5576 | /* If the glyph's background equals the color we normally draw |
5577 | the bar cursor in, the bar cursor in its normal color is | |
5578 | invisible. Use the glyph's foreground color instead in this | |
5579 | case, on the assumption that the glyph's colors are chosen so | |
5580 | that the glyph is legible. */ | |
5581 | if (face->background == cursor_color) | |
5582 | cursor_color = face->foreground; | |
5583 | ||
c2cc16fa | 5584 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
a18bb28d JR |
5585 | |
5586 | if (width < 0) | |
5587 | width = FRAME_CURSOR_WIDTH (f); | |
5588 | width = min (cursor_glyph->pixel_width, width); | |
5589 | ||
5590 | w->phys_cursor_width = width; | |
5591 | ||
5592 | ||
c2cc16fa | 5593 | hdc = get_frame_dc (f); |
b5a2e277 | 5594 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
17456df1 JR |
5595 | |
5596 | if (kind == BAR_CURSOR) | |
5597 | { | |
5598 | w32_fill_area (f, hdc, cursor_color, x, | |
5599 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y), | |
5600 | width, row->height); | |
5601 | } | |
5602 | else | |
5603 | { | |
5604 | w32_fill_area (f, hdc, cursor_color, x, | |
5605 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y + | |
5606 | row->height - width), | |
5607 | cursor_glyph->pixel_width, width); | |
5608 | } | |
a18bb28d JR |
5609 | |
5610 | w32_set_clip_rectangle (hdc, NULL); | |
c2cc16fa | 5611 | release_frame_dc (f, hdc); |
791f420f | 5612 | } |
ee78dc32 GV |
5613 | } |
5614 | ||
791f420f | 5615 | |
89271099 | 5616 | /* RIF: Define cursor CURSOR on frame F. */ |
791f420f | 5617 | |
ee78dc32 | 5618 | static void |
89271099 KS |
5619 | w32_define_frame_cursor (f, cursor) |
5620 | struct frame *f; | |
5621 | Cursor cursor; | |
ee78dc32 | 5622 | { |
89271099 | 5623 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); |
791f420f | 5624 | } |
ee78dc32 | 5625 | |
ee78dc32 | 5626 | |
89271099 | 5627 | /* RIF: Clear area on frame F. */ |
ee78dc32 | 5628 | |
791f420f | 5629 | static void |
89271099 KS |
5630 | w32_clear_frame_area (f, x, y, width, height) |
5631 | struct frame *f; | |
5632 | int x, y, width, height; | |
791f420f | 5633 | { |
89271099 | 5634 | HDC hdc; |
791f420f | 5635 | |
89271099 KS |
5636 | hdc = get_frame_dc (f); |
5637 | w32_clear_area (f, hdc, x, y, width, height); | |
5638 | release_frame_dc (f, hdc); | |
791f420f | 5639 | } |
ee78dc32 | 5640 | |
89271099 | 5641 | /* RIF: Draw or clear cursor on window W. */ |
791f420f JR |
5642 | |
5643 | static void | |
e5a3b7d9 | 5644 | w32_draw_window_cursor (w, glyph_row, x, y, cursor_type, cursor_width, on_p, active_p) |
791f420f | 5645 | struct window *w; |
89271099 | 5646 | struct glyph_row *glyph_row; |
e5a3b7d9 KS |
5647 | int x, y; |
5648 | int cursor_type, cursor_width; | |
5649 | int on_p, active_p; | |
ee78dc32 | 5650 | { |
e5a3b7d9 | 5651 | if (on_p) |
791f420f | 5652 | { |
99558ce8 JR |
5653 | /* If the user wants to use the system caret, make sure our own |
5654 | cursor remains invisible. */ | |
5655 | if (w32_use_visible_system_caret) | |
5656 | { | |
6b61353c KH |
5657 | /* Call to erase_phys_cursor here seems to use the |
5658 | wrong values of w->phys_cursor, as they have been | |
5659 | overwritten before this function was called. */ | |
99558ce8 | 5660 | if (w->phys_cursor_type != NO_CURSOR) |
89271099 | 5661 | erase_phys_cursor (w); |
99558ce8 | 5662 | |
e5a3b7d9 | 5663 | cursor_type = w->phys_cursor_type = NO_CURSOR; |
e1429afe | 5664 | w->phys_cursor_width = -1; |
99558ce8 JR |
5665 | } |
5666 | else | |
e1429afe | 5667 | { |
e5a3b7d9 | 5668 | w->phys_cursor_type = cursor_type; |
e1429afe | 5669 | } |
99558ce8 | 5670 | |
791f420f JR |
5671 | w->phys_cursor_on_p = 1; |
5672 | ||
abb15ebd JR |
5673 | /* If this is the active cursor, we need to track it with the |
5674 | system caret, so third party software like screen magnifiers | |
5675 | and speech synthesizers can follow the cursor. */ | |
e5a3b7d9 | 5676 | if (active_p) |
abb15ebd | 5677 | { |
0648dde0 | 5678 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
99558ce8 | 5679 | HWND hwnd = FRAME_W32_WINDOW (f); |
abb15ebd | 5680 | |
99558ce8 JR |
5681 | w32_system_caret_x |
5682 | = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
5683 | w32_system_caret_y | |
5684 | = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
5685 | + glyph_row->ascent - w->phys_cursor_ascent); | |
5686 | ||
5687 | /* If the size of the active cursor changed, destroy the old | |
5688 | system caret. */ | |
5689 | if (w32_system_caret_hwnd | |
5690 | && (w32_system_caret_height != w->phys_cursor_height)) | |
5691 | PostMessage (hwnd, WM_EMACS_DESTROY_CARET, 0, 0); | |
5692 | ||
5693 | w32_system_caret_height = w->phys_cursor_height; | |
5694 | ||
5695 | /* Move the system caret. */ | |
5696 | PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0); | |
abb15ebd JR |
5697 | } |
5698 | ||
6b61353c KH |
5699 | if (glyph_row->exact_window_width_line_p |
5700 | && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA]) | |
5701 | { | |
5702 | glyph_row->cursor_in_fringe_p = 1; | |
5703 | draw_fringe_bitmap (w, glyph_row, 0); | |
5704 | return; | |
5705 | } | |
5706 | ||
e5a3b7d9 | 5707 | switch (cursor_type) |
ee78dc32 | 5708 | { |
791f420f JR |
5709 | case HOLLOW_BOX_CURSOR: |
5710 | x_draw_hollow_cursor (w, glyph_row); | |
5711 | break; | |
5712 | ||
5713 | case FILLED_BOX_CURSOR: | |
89271099 | 5714 | draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR); |
791f420f JR |
5715 | break; |
5716 | ||
5717 | case BAR_CURSOR: | |
e5a3b7d9 | 5718 | x_draw_bar_cursor (w, glyph_row, cursor_width, BAR_CURSOR); |
17456df1 JR |
5719 | break; |
5720 | ||
5721 | case HBAR_CURSOR: | |
e5a3b7d9 | 5722 | x_draw_bar_cursor (w, glyph_row, cursor_width, HBAR_CURSOR); |
791f420f | 5723 | break; |
ee78dc32 | 5724 | |
791f420f | 5725 | case NO_CURSOR: |
a18bb28d | 5726 | w->phys_cursor_width = 0; |
791f420f JR |
5727 | break; |
5728 | ||
5729 | default: | |
5730 | abort (); | |
5731 | } | |
ee78dc32 GV |
5732 | } |
5733 | } | |
5734 | ||
689004fa | 5735 | |
ee78dc32 | 5736 | \f |
7f5d1df8 GV |
5737 | /* Icons. */ |
5738 | ||
5739 | int | |
5740 | x_bitmap_icon (f, icon) | |
5741 | struct frame *f; | |
5742 | Lisp_Object icon; | |
5743 | { | |
945a75f8 JR |
5744 | HANDLE main_icon; |
5745 | HANDLE small_icon = NULL; | |
7f5d1df8 GV |
5746 | |
5747 | if (FRAME_W32_WINDOW (f) == 0) | |
5748 | return 1; | |
5749 | ||
5750 | if (NILP (icon)) | |
945a75f8 | 5751 | main_icon = LoadIcon (hinst, EMACS_CLASS); |
7f5d1df8 | 5752 | else if (STRINGP (icon)) |
945a75f8 JR |
5753 | { |
5754 | /* Load the main icon from the named file. */ | |
5755 | main_icon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0, | |
5756 | LR_DEFAULTSIZE | LR_LOADFROMFILE); | |
5757 | /* Try to load a small icon to go with it. */ | |
5758 | small_icon = LoadImage (NULL, (LPCSTR) SDATA (icon), IMAGE_ICON, | |
5759 | GetSystemMetrics (SM_CXSMICON), | |
5760 | GetSystemMetrics (SM_CYSMICON), | |
5761 | LR_LOADFROMFILE); | |
5762 | } | |
7f5d1df8 GV |
5763 | else if (SYMBOLP (icon)) |
5764 | { | |
5765 | LPCTSTR name; | |
5766 | ||
5767 | if (EQ (icon, intern ("application"))) | |
5768 | name = (LPCTSTR) IDI_APPLICATION; | |
5769 | else if (EQ (icon, intern ("hand"))) | |
5770 | name = (LPCTSTR) IDI_HAND; | |
5771 | else if (EQ (icon, intern ("question"))) | |
5772 | name = (LPCTSTR) IDI_QUESTION; | |
5773 | else if (EQ (icon, intern ("exclamation"))) | |
5774 | name = (LPCTSTR) IDI_EXCLAMATION; | |
5775 | else if (EQ (icon, intern ("asterisk"))) | |
5776 | name = (LPCTSTR) IDI_ASTERISK; | |
5777 | else if (EQ (icon, intern ("winlogo"))) | |
5778 | name = (LPCTSTR) IDI_WINLOGO; | |
5779 | else | |
5780 | return 1; | |
5781 | ||
945a75f8 | 5782 | main_icon = LoadIcon (NULL, name); |
7f5d1df8 GV |
5783 | } |
5784 | else | |
5785 | return 1; | |
5786 | ||
945a75f8 | 5787 | if (main_icon == NULL) |
7f5d1df8 GV |
5788 | return 1; |
5789 | ||
791f420f | 5790 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, |
945a75f8 JR |
5791 | (LPARAM) main_icon); |
5792 | ||
5793 | /* If there is a small icon that goes with it, set that too. */ | |
5794 | if (small_icon) | |
5795 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_SMALL, | |
5796 | (LPARAM) small_icon); | |
7f5d1df8 GV |
5797 | |
5798 | return 0; | |
5799 | } | |
5800 | ||
5801 | \f | |
c2cc16fa JR |
5802 | /************************************************************************ |
5803 | Handling X errors | |
5804 | ************************************************************************/ | |
5805 | ||
5806 | /* Display Error Handling functions not used on W32. Listing them here | |
5807 | helps diff stay in step when comparing w32term.c with xterm.c. | |
5808 | ||
5809 | x_error_catcher (display, error) | |
5810 | x_catch_errors (dpy) | |
5811 | x_catch_errors_unwind (old_val) | |
5812 | x_check_errors (dpy, format) | |
16ca6226 EZ |
5813 | x_fully_uncatch_errors () |
5814 | x_catching_errors () | |
c2cc16fa JR |
5815 | x_had_errors_p (dpy) |
5816 | x_clear_errors (dpy) | |
5817 | x_uncatch_errors (dpy, count) | |
5818 | x_trace_wire () | |
5819 | x_connection_signal (signalnum) | |
5820 | x_connection_closed (dpy, error_message) | |
5821 | x_error_quitter (display, error) | |
5822 | x_error_handler (display, error) | |
5823 | x_io_error_quitter (display) | |
5824 | ||
5825 | */ | |
5826 | ||
5827 | \f | |
ee78dc32 GV |
5828 | /* Changing the font of the frame. */ |
5829 | ||
5830 | /* Give frame F the font named FONTNAME as its default font, and | |
5831 | return the full name of that font. FONTNAME may be a wildcard | |
5832 | pattern; in that case, we choose some font that fits the pattern. | |
5833 | The return value shows which font we chose. */ | |
5834 | ||
5835 | Lisp_Object | |
5836 | x_new_font (f, fontname) | |
5837 | struct frame *f; | |
5838 | register char *fontname; | |
5839 | { | |
cabb23bc | 5840 | struct font_info *fontp |
43d69ceb | 5841 | = FS_LOAD_FONT (f, fontname); |
ee78dc32 | 5842 | |
cabb23bc | 5843 | if (!fontp) |
791f420f | 5844 | return Qnil; |
ee78dc32 | 5845 | |
66f30e44 JR |
5846 | if (FRAME_FONT (f) == (XFontStruct *) (fontp->font)) |
5847 | /* This font is already set in frame F. There's nothing more to | |
5848 | do. */ | |
5849 | return build_string (fontp->full_name); | |
5850 | ||
cabb23bc | 5851 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
791f420f | 5852 | FRAME_BASELINE_OFFSET (f) = fontp->baseline_offset; |
cabb23bc | 5853 | FRAME_FONTSET (f) = -1; |
ee78dc32 | 5854 | |
3aefd49f JR |
5855 | FRAME_COLUMN_WIDTH (f) = fontp->average_width; |
5856 | FRAME_SPACE_WIDTH (f) = fontp->space_width; | |
62e50ec6 KS |
5857 | FRAME_LINE_HEIGHT (f) = FONT_HEIGHT (FRAME_FONT (f)); |
5858 | ||
5859 | compute_fringe_widths (f, 1); | |
5860 | ||
ee78dc32 | 5861 | /* Compute the scroll bar width in character columns. */ |
62e50ec6 | 5862 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) |
ee78dc32 | 5863 | { |
62e50ec6 KS |
5864 | int wid = FRAME_COLUMN_WIDTH (f); |
5865 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5866 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid-1) / wid; | |
ee78dc32 GV |
5867 | } |
5868 | else | |
ec48c3a7 | 5869 | { |
62e50ec6 KS |
5870 | int wid = FRAME_COLUMN_WIDTH (f); |
5871 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
ec48c3a7 | 5872 | } |
ee78dc32 GV |
5873 | |
5874 | /* Now make the frame display the given font. */ | |
fbd6baed | 5875 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 | 5876 | { |
49be9f70 | 5877 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) |
62e50ec6 | 5878 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); |
ee78dc32 | 5879 | } |
ee78dc32 | 5880 | |
791f420f | 5881 | return build_string (fontp->full_name); |
ee78dc32 GV |
5882 | } |
5883 | \f | |
66f30e44 JR |
5884 | /* Give frame F the fontset named FONTSETNAME as its default fontset, |
5885 | and return the full name of that fontset. FONTSETNAME may be a | |
5886 | wildcard pattern; in that case, we choose some fontset that fits | |
5887 | the pattern. FONTSETNAME may be a font name for ASCII characters; | |
5888 | in that case, we create a fontset from that font name. | |
5889 | ||
5890 | The return value shows which fontset we chose. | |
5891 | If FONTSETNAME specifies the default fontset, return Qt. | |
5892 | If an ASCII font in the specified fontset can't be loaded, return | |
5893 | Qnil. */ | |
cabb23bc GV |
5894 | |
5895 | Lisp_Object | |
5896 | x_new_fontset (f, fontsetname) | |
5897 | struct frame *f; | |
66f30e44 | 5898 | Lisp_Object fontsetname; |
cabb23bc | 5899 | { |
66f30e44 | 5900 | int fontset = fs_query_fontset (fontsetname, 0); |
cabb23bc GV |
5901 | Lisp_Object result; |
5902 | ||
66f30e44 | 5903 | if (fontset > 0 && FRAME_FONTSET(f) == fontset) |
cabb23bc GV |
5904 | /* This fontset is already set in frame F. There's nothing more |
5905 | to do. */ | |
93ff4395 | 5906 | return fontset_name (fontset); |
66f30e44 JR |
5907 | else if (fontset == 0) |
5908 | /* The default fontset can't be the default font. */ | |
5909 | return Qt; | |
cabb23bc | 5910 | |
66f30e44 JR |
5911 | if (fontset > 0) |
5912 | result = x_new_font (f, (SDATA (fontset_ascii (fontset)))); | |
5913 | else | |
5914 | result = x_new_font (f, SDATA (fontsetname)); | |
cabb23bc GV |
5915 | |
5916 | if (!STRINGP (result)) | |
5917 | /* Can't load ASCII font. */ | |
5918 | return Qnil; | |
5919 | ||
66f30e44 JR |
5920 | if (fontset < 0) |
5921 | fontset = new_fontset_from_font_name (result); | |
5922 | ||
cabb23bc GV |
5923 | /* Since x_new_font doesn't update any fontset information, do it now. */ |
5924 | FRAME_FONTSET(f) = fontset; | |
cabb23bc | 5925 | |
66f30e44 | 5926 | return fontset_name (fontset); |
cabb23bc | 5927 | } |
791f420f | 5928 | |
027f6f90 JR |
5929 | #ifdef USE_FONT_BACKEND |
5930 | Lisp_Object | |
5931 | x_new_fontset2 (f, fontset, font_object) | |
5932 | struct frame *f; | |
5933 | int fontset; | |
5934 | Lisp_Object font_object; | |
5935 | { | |
5936 | struct font *font = XSAVE_VALUE (font_object)->pointer; | |
5937 | ||
5938 | if (FRAME_FONT_OBJECT (f) == font) | |
5939 | /* This font is already set in frame F. There's nothing more to | |
5940 | do. */ | |
5941 | return fontset_name (fontset); | |
5942 | ||
5943 | BLOCK_INPUT; | |
5944 | ||
5945 | FRAME_FONT_OBJECT (f) = font; | |
5946 | FRAME_FONT (f) = font->font.font; | |
5947 | FRAME_BASELINE_OFFSET (f) = font->font.baseline_offset; | |
5948 | FRAME_FONTSET (f) = fontset; | |
5949 | ||
5950 | FRAME_COLUMN_WIDTH (f) = font->font.average_width; | |
5951 | FRAME_SPACE_WIDTH (f) = font->font.space_width; | |
5952 | FRAME_LINE_HEIGHT (f) = font->font.height; | |
5953 | ||
5954 | compute_fringe_widths (f, 1); | |
5955 | ||
5956 | /* Compute the scroll bar width in character columns. */ | |
5957 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) | |
5958 | { | |
5959 | int wid = FRAME_COLUMN_WIDTH (f); | |
5960 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5961 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid; | |
5962 | } | |
5963 | else | |
5964 | { | |
5965 | int wid = FRAME_COLUMN_WIDTH (f); | |
5966 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
5967 | } | |
5968 | ||
5969 | /* Now make the frame display the given font. */ | |
5970 | if (FRAME_X_WINDOW (f) != 0) | |
5971 | { | |
5972 | /* Don't change the size of a tip frame; there's no point in | |
5973 | doing it because it's done in Fx_show_tip, and it leads to | |
5974 | problems because the tip frame has no widget. */ | |
5975 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) | |
5976 | x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f)); | |
5977 | } | |
5978 | ||
5979 | #ifdef HAVE_X_I18N | |
5980 | if (FRAME_XIC (f) | |
5981 | && (FRAME_XIC_STYLE (f) & (XIMPreeditPosition | XIMStatusArea))) | |
5982 | xic_set_xfontset (f, SDATA (fontset_ascii (fontset))); | |
5983 | #endif | |
5984 | ||
5985 | UNBLOCK_INPUT; | |
5986 | ||
5987 | return fontset_name (fontset); | |
5988 | } | |
5989 | #endif /* USE_FONT_BACKEND */ | |
5990 | ||
c2cc16fa JR |
5991 | \f |
5992 | /*********************************************************************** | |
5993 | TODO: W32 Input Methods | |
5994 | ***********************************************************************/ | |
5995 | /* Listing missing functions from xterm.c helps diff stay in step. | |
791f420f | 5996 | |
c2cc16fa JR |
5997 | xim_destroy_callback (xim, client_data, call_data) |
5998 | xim_open_dpy (dpyinfo, resource_name) | |
5999 | struct xim_inst_t | |
6000 | xim_instantiate_callback (display, client_data, call_data) | |
6001 | xim_initialize (dpyinfo, resource_name) | |
6002 | xim_close_dpy (dpyinfo) | |
791f420f | 6003 | |
c2cc16fa | 6004 | */ |
791f420f | 6005 | |
cabb23bc | 6006 | \f |
689004fa GV |
6007 | /* Calculate the absolute position in frame F |
6008 | from its current recorded position values and gravity. */ | |
6009 | ||
9ef2e2cf | 6010 | void |
ee78dc32 GV |
6011 | x_calc_absolute_position (f) |
6012 | struct frame *f; | |
6013 | { | |
62e50ec6 | 6014 | int flags = f->size_hint_flags; |
ee78dc32 | 6015 | |
83676aa2 KS |
6016 | /* The sum of the widths of the frame's left and right borders, and |
6017 | the sum of the heights of the frame's top and bottom borders (in | |
6018 | pixels) drawn by Windows. */ | |
6019 | unsigned int left_right_borders_width, top_bottom_borders_height; | |
6020 | ||
6021 | /* Try to get the actual values of these two variables. We compute | |
6022 | the border width (height) by subtracting the width (height) of | |
6023 | the frame's client area from the width (height) of the frame's | |
6024 | entire window. */ | |
6025 | WINDOWPLACEMENT wp = { 0 }; | |
6026 | RECT client_rect = { 0 }; | |
6027 | ||
6028 | if (GetWindowPlacement (FRAME_W32_WINDOW (f), &wp) | |
6029 | && GetClientRect (FRAME_W32_WINDOW (f), &client_rect)) | |
6030 | { | |
6031 | left_right_borders_width = | |
6032 | (wp.rcNormalPosition.right - wp.rcNormalPosition.left) - | |
6033 | (client_rect.right - client_rect.left); | |
6034 | ||
6035 | top_bottom_borders_height = | |
6036 | (wp.rcNormalPosition.bottom - wp.rcNormalPosition.top) - | |
6037 | (client_rect.bottom - client_rect.top); | |
6038 | } | |
6039 | else | |
6040 | { | |
6041 | /* Use sensible default values. */ | |
6042 | left_right_borders_width = 8; | |
6043 | top_bottom_borders_height = 32; | |
6044 | } | |
6045 | ||
6046 | /* Treat negative positions as relative to the rightmost bottommost | |
ee78dc32 GV |
6047 | position that fits on the screen. */ |
6048 | if (flags & XNegative) | |
62e50ec6 | 6049 | f->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
62e50ec6 | 6050 | - FRAME_PIXEL_WIDTH (f) |
83676aa2 KS |
6051 | + f->left_pos |
6052 | - (left_right_borders_width - 1)); | |
158cba56 | 6053 | |
ee78dc32 | 6054 | if (flags & YNegative) |
62e50ec6 | 6055 | f->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
62e50ec6 | 6056 | - FRAME_PIXEL_HEIGHT (f) |
83676aa2 KS |
6057 | + f->top_pos |
6058 | - (top_bottom_borders_height - 1)); | |
6059 | ||
6060 | /* The left_pos and top_pos are now relative to the top and left | |
6061 | screen edges, so the flags should correspond. */ | |
62e50ec6 | 6062 | f->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
6063 | } |
6064 | ||
6065 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
6066 | to really change the position, and 0 when calling from | |
6067 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
6068 | position values). It is -1 when calling from x_set_frame_parameters, | |
6069 | which means, do adjust for borders but don't change the gravity. */ | |
6070 | ||
9ef2e2cf | 6071 | void |
ee78dc32 GV |
6072 | x_set_offset (f, xoff, yoff, change_gravity) |
6073 | struct frame *f; | |
6074 | register int xoff, yoff; | |
6075 | int change_gravity; | |
6076 | { | |
6077 | int modified_top, modified_left; | |
6078 | ||
6079 | if (change_gravity > 0) | |
6080 | { | |
62e50ec6 KS |
6081 | f->top_pos = yoff; |
6082 | f->left_pos = xoff; | |
6083 | f->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 6084 | if (xoff < 0) |
62e50ec6 | 6085 | f->size_hint_flags |= XNegative; |
ee78dc32 | 6086 | if (yoff < 0) |
62e50ec6 KS |
6087 | f->size_hint_flags |= YNegative; |
6088 | f->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
6089 | } |
6090 | x_calc_absolute_position (f); | |
6091 | ||
6092 | BLOCK_INPUT; | |
6093 | x_wm_set_size_hint (f, (long) 0, 0); | |
6094 | ||
62e50ec6 KS |
6095 | modified_left = f->left_pos; |
6096 | modified_top = f->top_pos; | |
ee78dc32 | 6097 | |
fbd6baed | 6098 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
6099 | NULL, |
6100 | modified_left, modified_top, | |
cabb23bc | 6101 | 0, 0, |
689004fa | 6102 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
6103 | UNBLOCK_INPUT; |
6104 | } | |
6105 | ||
549808db JR |
6106 | |
6107 | /* Check if we need to resize the frame due to a fullscreen request. | |
6108 | If so needed, resize the frame. */ | |
6109 | static void | |
6110 | x_check_fullscreen (f) | |
6111 | struct frame *f; | |
6112 | { | |
62e50ec6 | 6113 | if (f->want_fullscreen & FULLSCREEN_BOTH) |
549808db JR |
6114 | { |
6115 | int width, height, ign; | |
d67d1627 | 6116 | |
62e50ec6 | 6117 | x_real_positions (f, &f->left_pos, &f->top_pos); |
549808db JR |
6118 | |
6119 | x_fullscreen_adjust (f, &width, &height, &ign, &ign); | |
d67d1627 | 6120 | |
549808db | 6121 | /* We do not need to move the window, it shall be taken care of |
66f30e44 | 6122 | when setting WM manager hints. */ |
62e50ec6 | 6123 | if (FRAME_COLS (f) != width || FRAME_LINES (f) != height) |
549808db JR |
6124 | { |
6125 | change_frame_size (f, height, width, 0, 1, 0); | |
6126 | SET_FRAME_GARBAGED (f); | |
6127 | cancel_mouse_face (f); | |
6128 | ||
6129 | /* Wait for the change of frame size to occur */ | |
62e50ec6 | 6130 | f->want_fullscreen |= FULLSCREEN_WAIT; |
549808db JR |
6131 | } |
6132 | } | |
6133 | } | |
6134 | ||
ee78dc32 GV |
6135 | /* Call this to change the size of frame F's x-window. |
6136 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
6137 | for this size change and subsequent size changes. | |
6138 | Otherwise we leave the window gravity unchanged. */ | |
c2cc16fa | 6139 | |
791f420f | 6140 | void |
ee78dc32 GV |
6141 | x_set_window_size (f, change_gravity, cols, rows) |
6142 | struct frame *f; | |
6143 | int change_gravity; | |
6144 | int cols, rows; | |
6145 | { | |
6146 | int pixelwidth, pixelheight; | |
d67d1627 | 6147 | |
ee78dc32 | 6148 | BLOCK_INPUT; |
d67d1627 | 6149 | |
ee78dc32 | 6150 | check_frame_size (f, &rows, &cols); |
62e50ec6 KS |
6151 | f->scroll_bar_actual_width |
6152 | = FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f); | |
d33c49e8 | 6153 | |
b6ae1532 | 6154 | compute_fringe_widths (f, 0); |
d33c49e8 | 6155 | |
62e50ec6 KS |
6156 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols); |
6157 | pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows); | |
d67d1627 | 6158 | |
62e50ec6 | 6159 | f->win_gravity = NorthWestGravity; |
ee78dc32 | 6160 | x_wm_set_size_hint (f, (long) 0, 0); |
d67d1627 | 6161 | |
ee78dc32 GV |
6162 | { |
6163 | RECT rect; | |
6164 | ||
6165 | rect.left = rect.top = 0; | |
6166 | rect.right = pixelwidth; | |
6167 | rect.bottom = pixelheight; | |
d67d1627 | 6168 | |
fbd6baed | 6169 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 6170 | FRAME_EXTERNAL_MENU_BAR (f)); |
d67d1627 | 6171 | |
fbd6baed | 6172 | my_set_window_pos (FRAME_W32_WINDOW (f), |
d67d1627 | 6173 | NULL, |
52cf03a1 | 6174 | 0, 0, |
689004fa GV |
6175 | rect.right - rect.left, |
6176 | rect.bottom - rect.top, | |
6177 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 | 6178 | } |
d67d1627 | 6179 | |
f8d1a163 JR |
6180 | #if 0 |
6181 | /* The following mirrors what is done in xterm.c. It appears to be | |
6182 | for informing lisp of the new size immediately, while the actual | |
6183 | resize will happen asynchronously. But on Windows, the menu bar | |
6184 | automatically wraps when the frame is too narrow to contain it, | |
6185 | and that causes any calculations made here to come out wrong. The | |
6186 | end is some nasty buggy behaviour, including the potential loss | |
6187 | of the minibuffer. | |
6188 | ||
6189 | Disabling this code is either not sufficient to fix the problems | |
6190 | completely, or it causes fresh problems, but at least it removes | |
6191 | the most problematic symptom of the minibuffer becoming unusable. | |
6192 | ||
6193 | ----------------------------------------------------------------- | |
6194 | ||
6195 | Now, strictly speaking, we can't be sure that this is accurate, | |
ee78dc32 GV |
6196 | but the window manager will get around to dealing with the size |
6197 | change request eventually, and we'll hear how it went when the | |
6198 | ConfigureNotify event gets here. | |
d67d1627 | 6199 | |
ee78dc32 GV |
6200 | We could just not bother storing any of this information here, |
6201 | and let the ConfigureNotify event set everything up, but that | |
ec48c3a7 | 6202 | might be kind of confusing to the Lisp code, since size changes |
ee78dc32 | 6203 | wouldn't be reported in the frame parameters until some random |
791f420f JR |
6204 | point in the future when the ConfigureNotify event arrives. |
6205 | ||
6206 | We pass 1 for DELAY since we can't run Lisp code inside of | |
6207 | a BLOCK_INPUT. */ | |
6208 | change_frame_size (f, rows, cols, 0, 1, 0); | |
62e50ec6 KS |
6209 | FRAME_PIXEL_WIDTH (f) = pixelwidth; |
6210 | FRAME_PIXEL_HEIGHT (f) = pixelheight; | |
ee78dc32 | 6211 | |
689004fa GV |
6212 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
6213 | receive in the ConfigureNotify event; if we get what we asked | |
6214 | for, then the event won't cause the screen to become garbaged, so | |
6215 | we have to make sure to do it here. */ | |
6216 | SET_FRAME_GARBAGED (f); | |
6217 | ||
ee78dc32 | 6218 | /* If cursor was outside the new size, mark it as off. */ |
791f420f | 6219 | mark_window_cursors_off (XWINDOW (f->root_window)); |
ee78dc32 | 6220 | |
689004fa | 6221 | /* Clear out any recollection of where the mouse highlighting was, |
d67d1627 | 6222 | since it might be in a place that's outside the new frame size. |
689004fa GV |
6223 | Actually checking whether it is outside is a pain in the neck, |
6224 | so don't try--just let the highlighting be done afresh with new size. */ | |
31d4844a | 6225 | cancel_mouse_face (f); |
f8d1a163 | 6226 | #endif |
31d4844a | 6227 | |
ee78dc32 GV |
6228 | UNBLOCK_INPUT; |
6229 | } | |
6230 | \f | |
6231 | /* Mouse warping. */ | |
6232 | ||
ec48c3a7 JR |
6233 | void x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y); |
6234 | ||
6235 | void | |
6236 | x_set_mouse_position (f, x, y) | |
6237 | struct frame *f; | |
6238 | int x, y; | |
6239 | { | |
6240 | int pix_x, pix_y; | |
6241 | ||
62e50ec6 KS |
6242 | pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2; |
6243 | pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2; | |
ec48c3a7 JR |
6244 | |
6245 | if (pix_x < 0) pix_x = 0; | |
62e50ec6 | 6246 | if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f); |
ec48c3a7 JR |
6247 | |
6248 | if (pix_y < 0) pix_y = 0; | |
62e50ec6 | 6249 | if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f); |
ec48c3a7 JR |
6250 | |
6251 | x_set_mouse_pixel_position (f, pix_x, pix_y); | |
6252 | } | |
6253 | ||
1bcd16f2 MB |
6254 | void |
6255 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
6256 | struct frame *f; | |
6257 | int pix_x, pix_y; | |
6258 | { | |
689004fa GV |
6259 | RECT rect; |
6260 | POINT pt; | |
6261 | ||
1bcd16f2 MB |
6262 | BLOCK_INPUT; |
6263 | ||
689004fa GV |
6264 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
6265 | pt.x = rect.left + pix_x; | |
6266 | pt.y = rect.top + pix_y; | |
6267 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 6268 | |
689004fa | 6269 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
6270 | |
6271 | UNBLOCK_INPUT; | |
6272 | } | |
6273 | ||
ee78dc32 GV |
6274 | \f |
6275 | /* focus shifting, raising and lowering. */ | |
6276 | ||
ec48c3a7 | 6277 | void |
ee78dc32 GV |
6278 | x_focus_on_frame (f) |
6279 | struct frame *f; | |
6280 | { | |
689004fa GV |
6281 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
6282 | ||
6283 | /* Give input focus to frame. */ | |
6284 | BLOCK_INPUT; | |
6285 | #if 0 | |
6286 | /* Try not to change its Z-order if possible. */ | |
6287 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
6288 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
6289 | else | |
6290 | #endif | |
ef0e360f | 6291 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 6292 | UNBLOCK_INPUT; |
ee78dc32 GV |
6293 | } |
6294 | ||
ec48c3a7 | 6295 | void |
ee78dc32 GV |
6296 | x_unfocus_frame (f) |
6297 | struct frame *f; | |
6298 | { | |
6299 | } | |
6300 | ||
6301 | /* Raise frame F. */ | |
791f420f | 6302 | void |
ee78dc32 GV |
6303 | x_raise_frame (f) |
6304 | struct frame *f; | |
6305 | { | |
689004fa GV |
6306 | BLOCK_INPUT; |
6307 | ||
6308 | /* Strictly speaking, raise-frame should only change the frame's Z | |
6309 | order, leaving input focus unchanged. This is reasonable behaviour | |
6310 | on X where the usual policy is point-to-focus. However, this | |
6311 | behaviour would be very odd on Windows where the usual policy is | |
6312 | click-to-focus. | |
6313 | ||
6314 | On X, if the mouse happens to be over the raised frame, it gets | |
6315 | input focus anyway (so the window with focus will never be | |
6316 | completely obscured) - if not, then just moving the mouse over it | |
6317 | is sufficient to give it focus. On Windows, the user must actually | |
6318 | click on the frame (preferrably the title bar so as not to move | |
6319 | point), which is more awkward. Also, no other Windows program | |
6320 | raises a window to the top but leaves another window (possibly now | |
6321 | completely obscured) with input focus. | |
6322 | ||
6323 | Because there is a system setting on Windows that allows the user | |
6324 | to choose the point to focus policy, we make the strict semantics | |
6325 | optional, but by default we grab focus when raising. */ | |
6326 | ||
6327 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 6328 | { |
689004fa GV |
6329 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
6330 | not already the foreground application: the frame is raised | |
6331 | above all other frames belonging to us, but not above the | |
6332 | current top window. To achieve that, we have to resort to this | |
6333 | more cumbersome method. */ | |
6334 | ||
6335 | HDWP handle = BeginDeferWindowPos (2); | |
6336 | if (handle) | |
6337 | { | |
6338 | DeferWindowPos (handle, | |
6339 | FRAME_W32_WINDOW (f), | |
6340 | HWND_TOP, | |
6341 | 0, 0, 0, 0, | |
6342 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6343 | ||
6344 | DeferWindowPos (handle, | |
6345 | GetForegroundWindow (), | |
6346 | FRAME_W32_WINDOW (f), | |
6347 | 0, 0, 0, 0, | |
6348 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6349 | ||
6350 | EndDeferWindowPos (handle); | |
6351 | } | |
ee78dc32 | 6352 | } |
689004fa GV |
6353 | else |
6354 | { | |
ef0e360f | 6355 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
6356 | } |
6357 | ||
6358 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6359 | } |
6360 | ||
6361 | /* Lower frame F. */ | |
791f420f | 6362 | void |
ee78dc32 GV |
6363 | x_lower_frame (f) |
6364 | struct frame *f; | |
6365 | { | |
689004fa GV |
6366 | BLOCK_INPUT; |
6367 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
6368 | HWND_BOTTOM, | |
6369 | 0, 0, 0, 0, | |
6370 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
6371 | UNBLOCK_INPUT; | |
ee78dc32 GV |
6372 | } |
6373 | ||
6374 | static void | |
ec48c3a7 | 6375 | w32_frame_raise_lower (f, raise_flag) |
ee78dc32 | 6376 | FRAME_PTR f; |
ec48c3a7 | 6377 | int raise_flag; |
ee78dc32 | 6378 | { |
7e6ac5b9 AI |
6379 | if (! FRAME_W32_P (f)) |
6380 | return; | |
6381 | ||
ec48c3a7 | 6382 | if (raise_flag) |
ee78dc32 GV |
6383 | x_raise_frame (f); |
6384 | else | |
6385 | x_lower_frame (f); | |
6386 | } | |
6387 | \f | |
6388 | /* Change of visibility. */ | |
6389 | ||
6390 | /* This tries to wait until the frame is really visible. | |
6391 | However, if the window manager asks the user where to position | |
6392 | the frame, this will return before the user finishes doing that. | |
6393 | The frame will not actually be visible at that time, | |
6394 | but it will become visible later when the window manager | |
6395 | finishes with it. */ | |
6396 | ||
ec48c3a7 | 6397 | void |
ee78dc32 GV |
6398 | x_make_frame_visible (f) |
6399 | struct frame *f; | |
6400 | { | |
7f5d1df8 GV |
6401 | Lisp_Object type; |
6402 | ||
ee78dc32 GV |
6403 | BLOCK_INPUT; |
6404 | ||
7f5d1df8 GV |
6405 | type = x_icon_type (f); |
6406 | if (!NILP (type)) | |
6407 | x_bitmap_icon (f, type); | |
6408 | ||
ee78dc32 GV |
6409 | if (! FRAME_VISIBLE_P (f)) |
6410 | { | |
6411 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
6412 | call x_set_offset a second time | |
6413 | if we get to x_make_frame_visible a second time | |
6414 | before the window gets really visible. */ | |
6415 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 6416 | && ! f->output_data.w32->asked_for_visible) |
8958048c EZ |
6417 | { |
6418 | RECT workarea_rect; | |
6419 | RECT window_rect; | |
6420 | ||
6421 | /* Adjust vertical window position in order to avoid being | |
6422 | covered by a task bar placed at the bottom of the desktop. */ | |
6423 | SystemParametersInfo(SPI_GETWORKAREA, 0, &workarea_rect, 0); | |
6424 | GetWindowRect(FRAME_W32_WINDOW(f), &window_rect); | |
6425 | if (window_rect.bottom > workarea_rect.bottom | |
6426 | && window_rect.top > workarea_rect.top) | |
6427 | f->top_pos = max (window_rect.top | |
6428 | - window_rect.bottom + workarea_rect.bottom, | |
6429 | workarea_rect.top); | |
6430 | ||
6431 | x_set_offset (f, f->left_pos, f->top_pos, 0); | |
6432 | } | |
ee78dc32 | 6433 | |
fbd6baed | 6434 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 6435 | |
4d6e8199 | 6436 | /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */ |
689004fa | 6437 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); |
ee78dc32 GV |
6438 | } |
6439 | ||
6440 | /* Synchronize to ensure Emacs knows the frame is visible | |
6441 | before we do anything else. We do this loop with input not blocked | |
6442 | so that incoming events are handled. */ | |
6443 | { | |
6444 | Lisp_Object frame; | |
791f420f | 6445 | int count; |
ee78dc32 GV |
6446 | |
6447 | /* This must come after we set COUNT. */ | |
6448 | UNBLOCK_INPUT; | |
6449 | ||
6450 | XSETFRAME (frame, f); | |
6451 | ||
791f420f JR |
6452 | /* Wait until the frame is visible. Process X events until a |
6453 | MapNotify event has been seen, or until we think we won't get a | |
6454 | MapNotify at all.. */ | |
6455 | for (count = input_signal_count + 10; | |
6456 | input_signal_count < count && !FRAME_VISIBLE_P (f);) | |
ee78dc32 | 6457 | { |
791f420f | 6458 | /* Force processing of queued events. */ |
01b220b6 | 6459 | /* TODO: x_sync equivalent? */ |
791f420f | 6460 | |
ee78dc32 GV |
6461 | /* Machines that do polling rather than SIGIO have been observed |
6462 | to go into a busy-wait here. So we'll fake an alarm signal | |
6463 | to let the handler know that there's something to be read. | |
6464 | We used to raise a real alarm, but it seems that the handler | |
6465 | isn't always enabled here. This is probably a bug. */ | |
6466 | if (input_polling_used ()) | |
6467 | { | |
6468 | /* It could be confusing if a real alarm arrives while processing | |
6469 | the fake one. Turn it off and let the handler reset it. */ | |
a9b4e0ec AI |
6470 | int old_poll_suppress_count = poll_suppress_count; |
6471 | poll_suppress_count = 1; | |
6472 | poll_for_input_1 (); | |
6473 | poll_suppress_count = old_poll_suppress_count; | |
ee78dc32 | 6474 | } |
ee78dc32 GV |
6475 | } |
6476 | FRAME_SAMPLE_VISIBILITY (f); | |
6477 | } | |
6478 | } | |
6479 | ||
6480 | /* Change from mapped state to withdrawn state. */ | |
6481 | ||
6482 | /* Make the frame visible (mapped and not iconified). */ | |
6483 | ||
6484 | x_make_frame_invisible (f) | |
6485 | struct frame *f; | |
6486 | { | |
ee78dc32 | 6487 | /* Don't keep the highlight on an invisible frame. */ |
4baaed0f KS |
6488 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6489 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
d67d1627 | 6490 | |
ee78dc32 | 6491 | BLOCK_INPUT; |
d67d1627 | 6492 | |
689004fa | 6493 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
d67d1627 | 6494 | |
ee78dc32 GV |
6495 | /* We can't distinguish this from iconification |
6496 | just by the event that we get from the server. | |
6497 | So we can't win using the usual strategy of letting | |
6498 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
6499 | and synchronize with the server to make sure we agree. */ | |
6500 | f->visible = 0; | |
6501 | FRAME_ICONIFIED_P (f) = 0; | |
6502 | f->async_visible = 0; | |
6503 | f->async_iconified = 0; | |
d67d1627 | 6504 | |
ee78dc32 GV |
6505 | UNBLOCK_INPUT; |
6506 | } | |
6507 | ||
6508 | /* Change window state from mapped to iconified. */ | |
6509 | ||
52cf03a1 GV |
6510 | void |
6511 | x_iconify_frame (f) | |
ee78dc32 GV |
6512 | struct frame *f; |
6513 | { | |
7f5d1df8 | 6514 | Lisp_Object type; |
ee78dc32 GV |
6515 | |
6516 | /* Don't keep the highlight on an invisible frame. */ | |
4baaed0f KS |
6517 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
6518 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
ee78dc32 GV |
6519 | |
6520 | if (f->async_iconified) | |
6521 | return; | |
6522 | ||
6523 | BLOCK_INPUT; | |
6524 | ||
7f5d1df8 GV |
6525 | type = x_icon_type (f); |
6526 | if (!NILP (type)) | |
6527 | x_bitmap_icon (f, type); | |
6528 | ||
689004fa | 6529 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 6530 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
6531 | |
6532 | UNBLOCK_INPUT; | |
6533 | } | |
c2cc16fa | 6534 | |
ee78dc32 | 6535 | \f |
25badd7a | 6536 | /* Free X resources of frame F. */ |
ee78dc32 | 6537 | |
25badd7a AI |
6538 | void |
6539 | x_free_frame_resources (f) | |
ee78dc32 GV |
6540 | struct frame *f; |
6541 | { | |
fbd6baed | 6542 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
6543 | |
6544 | BLOCK_INPUT; | |
6545 | ||
027f6f90 JR |
6546 | #ifdef USE_FONT_BACKEND |
6547 | /* We must free faces before destroying windows because some | |
6548 | font-driver (e.g. xft) access a window while finishing a | |
6549 | face. */ | |
6550 | if (enable_font_backend | |
6551 | && FRAME_FACE_CACHE (f)) | |
6552 | free_frame_faces (f); | |
6553 | #endif /* USE_FONT_BACKEND */ | |
6554 | ||
25badd7a AI |
6555 | if (FRAME_W32_WINDOW (f)) |
6556 | my_destroy_window (f, FRAME_W32_WINDOW (f)); | |
d67d1627 | 6557 | |
ee78dc32 | 6558 | free_frame_menubar (f); |
ee78dc32 | 6559 | |
5bcee7ef KL |
6560 | unload_color (f, FRAME_FOREGROUND_PIXEL (f)); |
6561 | unload_color (f, FRAME_BACKGROUND_PIXEL (f)); | |
25badd7a AI |
6562 | unload_color (f, f->output_data.w32->cursor_pixel); |
6563 | unload_color (f, f->output_data.w32->cursor_foreground_pixel); | |
6564 | unload_color (f, f->output_data.w32->border_pixel); | |
6565 | unload_color (f, f->output_data.w32->mouse_pixel); | |
c2cc16fa JR |
6566 | if (f->output_data.w32->white_relief.allocated_p) |
6567 | unload_color (f, f->output_data.w32->white_relief.pixel); | |
6568 | if (f->output_data.w32->black_relief.allocated_p) | |
6569 | unload_color (f, f->output_data.w32->black_relief.pixel); | |
6570 | ||
25badd7a AI |
6571 | if (FRAME_FACE_CACHE (f)) |
6572 | free_frame_faces (f); | |
d67d1627 | 6573 | |
fbd6baed | 6574 | xfree (f->output_data.w32); |
25badd7a | 6575 | f->output_data.w32 = NULL; |
d67d1627 | 6576 | |
fbd6baed GV |
6577 | if (f == dpyinfo->w32_focus_frame) |
6578 | dpyinfo->w32_focus_frame = 0; | |
6579 | if (f == dpyinfo->w32_focus_event_frame) | |
6580 | dpyinfo->w32_focus_event_frame = 0; | |
4baaed0f KS |
6581 | if (f == dpyinfo->x_highlight_frame) |
6582 | dpyinfo->x_highlight_frame = 0; | |
ee78dc32 | 6583 | |
ee78dc32 GV |
6584 | if (f == dpyinfo->mouse_face_mouse_frame) |
6585 | { | |
6586 | dpyinfo->mouse_face_beg_row | |
6587 | = dpyinfo->mouse_face_beg_col = -1; | |
6588 | dpyinfo->mouse_face_end_row | |
6589 | = dpyinfo->mouse_face_end_col = -1; | |
6590 | dpyinfo->mouse_face_window = Qnil; | |
25badd7a AI |
6591 | dpyinfo->mouse_face_deferred_gc = 0; |
6592 | dpyinfo->mouse_face_mouse_frame = 0; | |
ee78dc32 GV |
6593 | } |
6594 | ||
6595 | UNBLOCK_INPUT; | |
6596 | } | |
25badd7a AI |
6597 | |
6598 | ||
6599 | /* Destroy the window of frame F. */ | |
4a418b10 | 6600 | void |
25badd7a AI |
6601 | x_destroy_window (f) |
6602 | struct frame *f; | |
6603 | { | |
6604 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6605 | ||
6606 | x_free_frame_resources (f); | |
25badd7a AI |
6607 | dpyinfo->reference_count--; |
6608 | } | |
c2cc16fa | 6609 | |
ee78dc32 GV |
6610 | \f |
6611 | /* Setting window manager hints. */ | |
6612 | ||
6613 | /* Set the normal size hints for the window manager, for frame F. | |
6614 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
6615 | that the window now has. | |
6616 | If USER_POSITION is nonzero, we set the USPosition | |
6617 | flag (this is useful when FLAGS is 0). */ | |
791f420f | 6618 | void |
ee78dc32 GV |
6619 | x_wm_set_size_hint (f, flags, user_position) |
6620 | struct frame *f; | |
6621 | long flags; | |
6622 | int user_position; | |
6623 | { | |
fbd6baed | 6624 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 | 6625 | |
97c23857 | 6626 | enter_crit (); |
ee78dc32 | 6627 | |
62e50ec6 KS |
6628 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
6629 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
6630 | SetWindowLong (window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
6631 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->scroll_bar_actual_width); | |
ee78dc32 | 6632 | |
97c23857 | 6633 | leave_crit (); |
ee78dc32 GV |
6634 | } |
6635 | ||
6636 | /* Window manager things */ | |
c65fd370 RS |
6637 | void |
6638 | x_wm_set_icon_position (f, icon_x, icon_y) | |
ee78dc32 GV |
6639 | struct frame *f; |
6640 | int icon_x, icon_y; | |
6641 | { | |
6642 | #if 0 | |
fbd6baed | 6643 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
6644 | |
6645 | f->display.x->wm_hints.flags |= IconPositionHint; | |
6646 | f->display.x->wm_hints.icon_x = icon_x; | |
6647 | f->display.x->wm_hints.icon_y = icon_y; | |
6648 | ||
6649 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
6650 | #endif | |
6651 | } | |
6652 | ||
c2cc16fa JR |
6653 | \f |
6654 | /*********************************************************************** | |
6655 | Fonts | |
6656 | ***********************************************************************/ | |
6657 | ||
6658 | /* The following functions are listed here to help diff stay in step | |
6659 | with xterm.c. See w32fns.c for definitions. | |
6660 | ||
6661 | x_get_font_info (f, font_idx) | |
6662 | x_list_fonts (f, pattern, size, maxnames) | |
6663 | ||
6664 | */ | |
6665 | ||
6666 | #if GLYPH_DEBUG | |
6667 | ||
6668 | /* Check that FONT is valid on frame F. It is if it can be found in F's | |
6669 | font table. */ | |
6670 | ||
6671 | static void | |
6672 | x_check_font (f, font) | |
6673 | struct frame *f; | |
6674 | XFontStruct *font; | |
6675 | { | |
6676 | int i; | |
6677 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6678 | ||
6679 | xassert (font != NULL); | |
9ef2e2cf | 6680 | |
c2cc16fa | 6681 | for (i = 0; i < dpyinfo->n_fonts; i++) |
d67d1627 | 6682 | if (dpyinfo->font_table[i].name |
c2cc16fa JR |
6683 | && font == dpyinfo->font_table[i].font) |
6684 | break; | |
6685 | ||
6686 | xassert (i < dpyinfo->n_fonts); | |
6687 | } | |
6688 | ||
6689 | #endif /* GLYPH_DEBUG != 0 */ | |
6690 | ||
6691 | /* Set *W to the minimum width, *H to the minimum font height of FONT. | |
6692 | Note: There are (broken) X fonts out there with invalid XFontStruct | |
6693 | min_bounds contents. For example, handa@etl.go.jp reports that | |
6694 | "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts | |
6695 | have font->min_bounds.width == 0. */ | |
6696 | ||
6697 | static INLINE void | |
6698 | x_font_min_bounds (font, w, h) | |
6699 | XFontStruct *font; | |
6700 | int *w, *h; | |
6701 | { | |
6702 | /* | |
6703 | * TODO: Windows does not appear to offer min bound, only | |
6704 | * average and maximum width, and maximum height. | |
6705 | */ | |
6706 | *h = FONT_HEIGHT (font); | |
11e260be | 6707 | *w = FONT_AVG_WIDTH (font); |
c2cc16fa JR |
6708 | } |
6709 | ||
6710 | ||
6711 | /* Compute the smallest character width and smallest font height over | |
6712 | all fonts available on frame F. Set the members smallest_char_width | |
6713 | and smallest_font_height in F's x_display_info structure to | |
6714 | the values computed. Value is non-zero if smallest_font_height or | |
6715 | smallest_char_width become smaller than they were before. */ | |
6716 | ||
6717 | int | |
6718 | x_compute_min_glyph_bounds (f) | |
6719 | struct frame *f; | |
6720 | { | |
6721 | int i; | |
6722 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
6723 | XFontStruct *font; | |
6724 | int old_width = dpyinfo->smallest_char_width; | |
6725 | int old_height = dpyinfo->smallest_font_height; | |
d67d1627 | 6726 | |
c2cc16fa JR |
6727 | dpyinfo->smallest_font_height = 100000; |
6728 | dpyinfo->smallest_char_width = 100000; | |
d67d1627 | 6729 | |
c2cc16fa JR |
6730 | for (i = 0; i < dpyinfo->n_fonts; ++i) |
6731 | if (dpyinfo->font_table[i].name) | |
6732 | { | |
6733 | struct font_info *fontp = dpyinfo->font_table + i; | |
6734 | int w, h; | |
d67d1627 | 6735 | |
c2cc16fa JR |
6736 | font = (XFontStruct *) fontp->font; |
6737 | xassert (font != (XFontStruct *) ~0); | |
6738 | x_font_min_bounds (font, &w, &h); | |
d67d1627 | 6739 | |
c2cc16fa JR |
6740 | dpyinfo->smallest_font_height = min (dpyinfo->smallest_font_height, h); |
6741 | dpyinfo->smallest_char_width = min (dpyinfo->smallest_char_width, w); | |
6742 | } | |
6743 | ||
6744 | xassert (dpyinfo->smallest_char_width > 0 | |
6745 | && dpyinfo->smallest_font_height > 0); | |
6746 | ||
6747 | return (dpyinfo->n_fonts == 1 | |
6748 | || dpyinfo->smallest_char_width < old_width | |
6749 | || dpyinfo->smallest_font_height < old_height); | |
6750 | } | |
6751 | ||
6752 | /* The following functions are listed here to help diff stay in step | |
6753 | with xterm.c. See w32fns.c for definitions. | |
6754 | ||
6755 | x_load_font (f, fontname, size) | |
6756 | x_query_font (f, fontname) | |
6757 | x_find_ccl_program (fontp) | |
6758 | ||
6759 | */ | |
ee78dc32 | 6760 | \f |
791f420f JR |
6761 | /*********************************************************************** |
6762 | Initialization | |
6763 | ***********************************************************************/ | |
ee78dc32 | 6764 | |
fbd6baed | 6765 | static int w32_initialized = 0; |
ee78dc32 | 6766 | |
f7737f5d JR |
6767 | void |
6768 | w32_initialize_display_info (display_name) | |
6769 | Lisp_Object display_name; | |
6770 | { | |
6771 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
6772 | ||
6773 | bzero (dpyinfo, sizeof (*dpyinfo)); | |
6774 | ||
6775 | /* Put it on w32_display_name_list. */ | |
6776 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
6777 | w32_display_name_list); | |
6778 | dpyinfo->name_list_element = XCAR (w32_display_name_list); | |
d67d1627 | 6779 | |
f7737f5d | 6780 | dpyinfo->w32_id_name |
d5db4077 KR |
6781 | = (char *) xmalloc (SCHARS (Vinvocation_name) |
6782 | + SCHARS (Vsystem_name) | |
f7737f5d JR |
6783 | + 2); |
6784 | sprintf (dpyinfo->w32_id_name, "%s@%s", | |
d5db4077 | 6785 | SDATA (Vinvocation_name), SDATA (Vsystem_name)); |
f7737f5d JR |
6786 | |
6787 | /* Default Console mode values - overridden when running in GUI mode | |
6788 | with values obtained from system metrics. */ | |
6789 | dpyinfo->resx = 1; | |
6790 | dpyinfo->resy = 1; | |
6791 | dpyinfo->height_in = 1; | |
6792 | dpyinfo->width_in = 1; | |
6793 | dpyinfo->n_planes = 1; | |
6794 | dpyinfo->n_cbits = 4; | |
6795 | dpyinfo->n_fonts = 0; | |
6796 | dpyinfo->smallest_font_height = 1; | |
6797 | dpyinfo->smallest_char_width = 1; | |
6798 | ||
6799 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
6800 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
6801 | dpyinfo->mouse_face_face_id = DEFAULT_FACE_ID; | |
6802 | dpyinfo->mouse_face_window = Qnil; | |
9f5a911b | 6803 | dpyinfo->mouse_face_overlay = Qnil; |
3d26a7c2 | 6804 | dpyinfo->mouse_face_hidden = 0; |
2bf04b9d JR |
6805 | |
6806 | dpyinfo->vertical_scroll_bar_cursor = w32_load_cursor (IDC_ARROW); | |
01b220b6 | 6807 | /* TODO: dpyinfo->gray */ |
f7737f5d JR |
6808 | |
6809 | } | |
6810 | ||
c13a8a91 JB |
6811 | /* Create an xrdb-style database of resources to supercede registry settings. |
6812 | The database is just a concatenation of C strings, finished by an additional | |
decb374a | 6813 | \0. The strings are submitted to some basic normalization, so |
c13a8a91 JB |
6814 | |
6815 | [ *]option[ *]:[ *]value... | |
6816 | ||
6817 | becomes | |
6818 | ||
6819 | option:value... | |
6820 | ||
6821 | but any whitespace following value is not removed. */ | |
6822 | ||
6823 | static char * | |
6824 | w32_make_rdb (xrm_option) | |
6825 | char *xrm_option; | |
6826 | { | |
6827 | char *buffer = xmalloc (strlen (xrm_option) + 2); | |
6828 | char *current = buffer; | |
6829 | char ch; | |
6830 | int in_option = 1; | |
6831 | int before_value = 0; | |
6832 | ||
6833 | do { | |
6834 | ch = *xrm_option++; | |
6835 | ||
6836 | if (ch == '\n') | |
6837 | { | |
6838 | *current++ = '\0'; | |
6839 | in_option = 1; | |
6840 | before_value = 0; | |
6841 | } | |
6842 | else if (ch != ' ') | |
6843 | { | |
6844 | *current++ = ch; | |
6845 | if (in_option && (ch == ':')) | |
6846 | { | |
6847 | in_option = 0; | |
6848 | before_value = 1; | |
6849 | } | |
6850 | else if (before_value) | |
6851 | { | |
6852 | before_value = 0; | |
6853 | } | |
6854 | } | |
6855 | else if (!(in_option || before_value)) | |
6856 | { | |
6857 | *current++ = ch; | |
6858 | } | |
6859 | } while (ch); | |
6860 | ||
6861 | *current = '\0'; | |
6862 | ||
6863 | return buffer; | |
6864 | } | |
6865 | ||
4a418b10 JR |
6866 | void |
6867 | x_flush (struct frame * f) | |
6868 | { /* Nothing to do */ } | |
6869 | ||
6870 | ||
6871 | extern frame_parm_handler w32_frame_parm_handlers[]; | |
6872 | ||
6873 | static struct redisplay_interface w32_redisplay_interface = | |
6874 | { | |
6875 | w32_frame_parm_handlers, | |
6876 | x_produce_glyphs, | |
6877 | x_write_glyphs, | |
6878 | x_insert_glyphs, | |
6879 | x_clear_end_of_line, | |
6880 | x_scroll_run, | |
6881 | x_after_update_window_line, | |
6882 | x_update_window_begin, | |
6883 | x_update_window_end, | |
6884 | x_cursor_to, | |
6885 | x_flush, | |
6886 | 0, /* flush_display_optional */ | |
6887 | x_clear_window_mouse_face, | |
6888 | w32_get_glyph_overhangs, | |
6889 | x_fix_overlapping_area, | |
6890 | w32_draw_fringe_bitmap, | |
6891 | w32_define_fringe_bitmap, | |
6892 | w32_destroy_fringe_bitmap, | |
6893 | w32_per_char_metric, | |
6894 | w32_encode_char, | |
6895 | NULL, /* w32_compute_glyph_string_overhangs */ | |
6896 | x_draw_glyph_string, | |
6897 | w32_define_frame_cursor, | |
6898 | w32_clear_frame_area, | |
6899 | w32_draw_window_cursor, | |
6900 | w32_draw_vertical_window_border, | |
6901 | w32_shift_glyphs_for_insert | |
6902 | }; | |
6903 | ||
6904 | static void x_delete_terminal (struct terminal *term); | |
6905 | ||
6906 | static struct terminal * | |
6907 | w32_create_terminal (struct w32_display_info *dpyinfo) | |
6908 | { | |
6909 | struct terminal *terminal; | |
def7fa34 | 6910 | |
4a418b10 JR |
6911 | terminal = create_terminal (); |
6912 | ||
6913 | terminal->type = output_w32; | |
6914 | terminal->display_info.w32 = dpyinfo; | |
6915 | dpyinfo->terminal = terminal; | |
6916 | ||
6917 | /* MSVC does not type K&R functions with no arguments correctly, and | |
6918 | so we must explicitly cast them. */ | |
6919 | terminal->clear_frame_hook = x_clear_frame; | |
6920 | terminal->ins_del_lines_hook = x_ins_del_lines; | |
6921 | terminal->delete_glyphs_hook = x_delete_glyphs; | |
6922 | terminal->ring_bell_hook = w32_ring_bell; | |
6923 | terminal->reset_terminal_modes_hook = w32_reset_terminal_modes; | |
6924 | terminal->set_terminal_modes_hook = w32_set_terminal_modes; | |
6925 | terminal->update_begin_hook = x_update_begin; | |
6926 | terminal->update_end_hook = x_update_end; | |
6927 | terminal->set_terminal_window_hook = w32_set_terminal_window; | |
6928 | terminal->read_socket_hook = w32_read_socket; | |
6929 | terminal->frame_up_to_date_hook = w32_frame_up_to_date; | |
6930 | terminal->mouse_position_hook = w32_mouse_position; | |
6931 | terminal->frame_rehighlight_hook = w32_frame_rehighlight; | |
6932 | terminal->frame_raise_lower_hook = w32_frame_raise_lower; | |
6933 | // terminal->fullscreen_hook = XTfullscreen_hook; | |
6934 | terminal->set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
6935 | terminal->condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
6936 | terminal->redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
6937 | terminal->judge_scroll_bars_hook = w32_judge_scroll_bars; | |
6938 | ||
6939 | terminal->delete_frame_hook = x_destroy_window; | |
6940 | terminal->delete_terminal_hook = x_delete_terminal; | |
def7fa34 | 6941 | |
4a418b10 JR |
6942 | terminal->rif = &w32_redisplay_interface; |
6943 | terminal->scroll_region_ok = 1; /* We'll scroll partial frames. */ | |
6944 | terminal->char_ins_del_ok = 1; | |
6945 | terminal->line_ins_del_ok = 1; /* We'll just blt 'em. */ | |
6946 | terminal->fast_clear_end_of_line = 1; /* X does this well. */ | |
6947 | terminal->memory_below_frame = 0; /* We don't remember what scrolls | |
6948 | off the bottom. */ | |
6949 | ||
1526bc23 JR |
6950 | #ifdef MULTI_KBOARD |
6951 | /* We don't yet support separate terminals on W32, so don't try to share | |
6952 | keyboards between virtual terminals that are on the same physical | |
6953 | terminal like X does. */ | |
6954 | terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD)); | |
6955 | init_kboard (terminal->kboard); | |
70b8d0a4 | 6956 | terminal->kboard->Vwindow_system = intern ("w32"); |
1526bc23 JR |
6957 | terminal->kboard->next_kboard = all_kboards; |
6958 | all_kboards = terminal->kboard; | |
6959 | /* Don't let the initial kboard remain current longer than necessary. | |
6960 | That would cause problems if a file loaded on startup tries to | |
6961 | prompt in the mini-buffer. */ | |
6962 | if (current_kboard == initial_kboard) | |
6963 | current_kboard = terminal->kboard; | |
6964 | terminal->kboard->reference_count++; | |
6965 | #endif | |
6966 | ||
4a418b10 JR |
6967 | return terminal; |
6968 | } | |
6969 | ||
6970 | static void | |
6971 | x_delete_terminal (struct terminal *terminal) | |
6972 | { | |
6973 | struct w32_display_info *dpyinfo = terminal->display_info.w32; | |
6974 | int i; | |
6975 | ||
6976 | /* Protect against recursive calls. Fdelete_frame in | |
6977 | delete_terminal calls us back when it deletes our last frame. */ | |
adc54316 | 6978 | if (!terminal->name) |
4a418b10 JR |
6979 | return; |
6980 | ||
6981 | BLOCK_INPUT; | |
6982 | /* Free the fonts in the font table. */ | |
6983 | for (i = 0; i < dpyinfo->n_fonts; i++) | |
6984 | if (dpyinfo->font_table[i].name) | |
6985 | { | |
6986 | DeleteObject (((XFontStruct*)(dpyinfo->font_table[i].font))->hfont); | |
6987 | } | |
6988 | ||
6989 | x_delete_display (dpyinfo); | |
6990 | UNBLOCK_INPUT; | |
6991 | } | |
6992 | ||
fbd6baed GV |
6993 | struct w32_display_info * |
6994 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
6995 | Lisp_Object display_name; |
6996 | char *xrm_option; | |
6997 | char *resource_name; | |
6998 | { | |
fbd6baed | 6999 | struct w32_display_info *dpyinfo; |
4a418b10 | 7000 | struct terminal *terminal; |
ee78dc32 | 7001 | HDC hdc; |
d67d1627 | 7002 | |
ee78dc32 | 7003 | BLOCK_INPUT; |
d67d1627 | 7004 | |
fbd6baed | 7005 | if (!w32_initialized) |
ee78dc32 | 7006 | { |
fbd6baed GV |
7007 | w32_initialize (); |
7008 | w32_initialized = 1; | |
ee78dc32 | 7009 | } |
d67d1627 | 7010 | |
f7737f5d | 7011 | w32_initialize_display_info (display_name); |
ee78dc32 | 7012 | |
f7737f5d | 7013 | dpyinfo = &one_w32_display_info; |
4a418b10 JR |
7014 | terminal = w32_create_terminal (dpyinfo); |
7015 | ||
7016 | /* Set the name of the terminal. */ | |
7017 | terminal->name = (char *) xmalloc (SBYTES (display_name) + 1); | |
7018 | strncpy (terminal->name, SDATA (display_name), SBYTES (display_name)); | |
7019 | terminal->name[SBYTES (display_name)] = 0; | |
8c3b00cb | 7020 | |
c13a8a91 JB |
7021 | dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL; |
7022 | ||
8c3b00cb AI |
7023 | /* Put this display on the chain. */ |
7024 | dpyinfo->next = x_display_list; | |
7025 | x_display_list = dpyinfo; | |
d67d1627 | 7026 | |
52cf03a1 | 7027 | hdc = GetDC (GetDesktopWindow ()); |
791f420f | 7028 | |
ee78dc32 GV |
7029 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); |
7030 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
7031 | dpyinfo->root_window = GetDesktopWindow (); | |
7032 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
7033 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
55689ab1 JR |
7034 | dpyinfo->resx = GetDeviceCaps (hdc, LOGPIXELSX); |
7035 | dpyinfo->resy = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 7036 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
354884c4 | 7037 | dpyinfo->terminal->image_cache = make_image_cache (); |
55689ab1 JR |
7038 | dpyinfo->height_in = dpyinfo->height / dpyinfo->resx; |
7039 | dpyinfo->width_in = dpyinfo->width / dpyinfo->resy; | |
ee78dc32 | 7040 | ReleaseDC (GetDesktopWindow (), hdc); |
52cf03a1 GV |
7041 | |
7042 | /* initialise palette with white and black */ | |
7043 | { | |
316ed821 | 7044 | XColor color; |
55689ab1 JR |
7045 | w32_defined_color (0, "white", &color, 1); |
7046 | w32_defined_color (0, "black", &color, 1); | |
52cf03a1 GV |
7047 | } |
7048 | ||
543c3ccd JR |
7049 | /* Add the default keyboard. */ |
7050 | add_keyboard_wait_descriptor (0); | |
7051 | ||
b6ae1532 KS |
7052 | /* Create Fringe Bitmaps and store them for later use. |
7053 | ||
7054 | On W32, bitmaps are all unsigned short, as Windows requires | |
7055 | bitmap data to be Word aligned. For some reason they are | |
7056 | horizontally reflected compared to how they appear on X, so we | |
7057 | need to bitswap and convert to unsigned shorts before creating | |
7058 | the bitmaps. */ | |
09b69f01 | 7059 | w32_init_fringe (terminal->rif); |
f7737f5d | 7060 | |
ee78dc32 | 7061 | #ifdef F_SETOWN |
ee78dc32 | 7062 | fcntl (connection, F_SETOWN, getpid ()); |
ee78dc32 | 7063 | #endif /* ! defined (F_SETOWN) */ |
ee78dc32 GV |
7064 | |
7065 | #ifdef SIGIO | |
7066 | if (interrupt_input) | |
7067 | init_sigio (connection); | |
7068 | #endif /* ! defined (SIGIO) */ | |
7069 | ||
7070 | UNBLOCK_INPUT; | |
7071 | ||
7072 | return dpyinfo; | |
7073 | } | |
7074 | \f | |
7075 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
ee78dc32 GV |
7076 | void |
7077 | x_delete_display (dpyinfo) | |
fbd6baed | 7078 | struct w32_display_info *dpyinfo; |
ee78dc32 | 7079 | { |
fbd6baed | 7080 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 7081 | We can't use Fdelq because that can quit. */ |
fbd6baed | 7082 | if (! NILP (w32_display_name_list) |
8e713be6 KR |
7083 | && EQ (XCAR (w32_display_name_list), dpyinfo->name_list_element)) |
7084 | w32_display_name_list = XCDR (w32_display_name_list); | |
ee78dc32 GV |
7085 | else |
7086 | { | |
7087 | Lisp_Object tail; | |
7088 | ||
fbd6baed | 7089 | tail = w32_display_name_list; |
8e713be6 | 7090 | while (CONSP (tail) && CONSP (XCDR (tail))) |
ee78dc32 | 7091 | { |
f7737f5d | 7092 | if (EQ (XCAR (XCDR (tail)), dpyinfo->name_list_element)) |
ee78dc32 | 7093 | { |
f3fbd155 | 7094 | XSETCDR (tail, XCDR (XCDR (tail))); |
ee78dc32 GV |
7095 | break; |
7096 | } | |
8e713be6 | 7097 | tail = XCDR (tail); |
ee78dc32 GV |
7098 | } |
7099 | } | |
7100 | ||
52cf03a1 GV |
7101 | /* free palette table */ |
7102 | { | |
fbd6baed | 7103 | struct w32_palette_entry * plist; |
52cf03a1 GV |
7104 | |
7105 | plist = dpyinfo->color_list; | |
7106 | while (plist) | |
7107 | { | |
fbd6baed | 7108 | struct w32_palette_entry * pentry = plist; |
52cf03a1 | 7109 | plist = plist->next; |
9127e20e | 7110 | xfree (pentry); |
52cf03a1 GV |
7111 | } |
7112 | dpyinfo->color_list = NULL; | |
7113 | if (dpyinfo->palette) | |
7114 | DeleteObject(dpyinfo->palette); | |
7115 | } | |
ee78dc32 | 7116 | xfree (dpyinfo->font_table); |
fbd6baed | 7117 | xfree (dpyinfo->w32_id_name); |
f7737f5d | 7118 | |
6b61353c | 7119 | w32_reset_fringes (); |
ee78dc32 GV |
7120 | } |
7121 | \f | |
fbd6baed | 7122 | /* Set up use of W32. */ |
ee78dc32 | 7123 | |
b0d4e0c7 | 7124 | DWORD WINAPI w32_msg_worker (void * arg); |
ee78dc32 | 7125 | |
1bb8a291 | 7126 | static void |
fbd6baed GV |
7127 | w32_initialize () |
7128 | { | |
ee78dc32 GV |
7129 | baud_rate = 19200; |
7130 | ||
abb15ebd JR |
7131 | w32_system_caret_hwnd = NULL; |
7132 | w32_system_caret_height = 0; | |
abb15ebd JR |
7133 | w32_system_caret_x = 0; |
7134 | w32_system_caret_y = 0; | |
7135 | ||
c2baa2b6 JR |
7136 | /* Initialize w32_use_visible_system_caret based on whether a screen |
7137 | reader is in use. */ | |
7138 | if (!SystemParametersInfo (SPI_GETSCREENREADER, 0, | |
7139 | &w32_use_visible_system_caret, 0)) | |
7140 | w32_use_visible_system_caret = 0; | |
7141 | ||
791f420f JR |
7142 | last_tool_bar_item = -1; |
7143 | any_help_event_p = 0; | |
7144 | ||
689004fa GV |
7145 | /* Initialize input mode: interrupt_input off, no flow control, allow |
7146 | 8 bit character input, standard quit char. */ | |
7147 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
7148 | |
7149 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
7150 | ||
7151 | init_crit (); | |
7152 | ||
7153 | dwMainThreadId = GetCurrentThreadId (); | |
d67d1627 | 7154 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), |
ee78dc32 GV |
7155 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); |
7156 | ||
7157 | /* Wait for thread to start */ | |
7158 | ||
7159 | { | |
7160 | MSG msg; | |
7161 | ||
7162 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
7163 | ||
d67d1627 | 7164 | hWindowsThread = CreateThread (NULL, 0, |
b0d4e0c7 JR |
7165 | w32_msg_worker, |
7166 | 0, 0, &dwWindowsThreadId); | |
ee78dc32 GV |
7167 | |
7168 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
7169 | } | |
d67d1627 | 7170 | |
52cf03a1 | 7171 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 7172 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
7173 | following call to AttachThreadInput, which should do precisely what |
7174 | we need, causes major problems when Emacs is linked as a console | |
7175 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 7176 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
7177 | calls for us (ones that affect, or depend on, the active/focus |
7178 | window state. */ | |
7179 | #ifdef ATTACH_THREADS | |
e9e23e23 | 7180 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 7181 | #endif |
689004fa | 7182 | |
33e40ce7 | 7183 | /* Dynamically link to optional system components. */ |
689004fa | 7184 | { |
82e11ab1 JR |
7185 | UINT smoothing_type; |
7186 | BOOL smoothing_enabled; | |
7187 | ||
41375f89 | 7188 | HANDLE gdi_lib = LoadLibrary ("gdi32.dll"); |
689004fa | 7189 | |
41375f89 | 7190 | #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn) |
689004fa | 7191 | |
41375f89 JR |
7192 | LOAD_PROC (gdi_lib, GetFontUnicodeRanges); |
7193 | ||
689004fa GV |
7194 | #undef LOAD_PROC |
7195 | ||
41375f89 | 7196 | FreeLibrary (gdi_lib); |
689004fa | 7197 | |
33e40ce7 JR |
7198 | /* Ensure scrollbar handle is at least 5 pixels. */ |
7199 | vertical_scroll_bar_min_handle = 5; | |
689004fa GV |
7200 | |
7201 | /* For either kind of scroll bar, take account of the arrows; these | |
7202 | effectively form the border of the main scroll bar range. */ | |
7203 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
7204 | = GetSystemMetrics (SM_CYVSCROLL); | |
c2baa2b6 JR |
7205 | |
7206 | /* Constants that are not always defined by the system headers | |
7207 | since they only exist on certain versions of Windows. */ | |
7208 | #ifndef SPI_GETFONTSMOOTHING | |
7209 | #define SPI_GETFONTSMOOTHING 0x4A | |
7210 | #endif | |
7211 | #ifndef SPI_GETFONTSMOOTHINGTYPE | |
7212 | #define SPI_GETFONTSMOOTHINGTYPE 0x0200A | |
7213 | #endif | |
7214 | #ifndef FE_FONTSMOOTHINGCLEARTYPE | |
7215 | #define FE_FONTSMOOTHINGCLEARTYPE 0x2 | |
7216 | #endif | |
7217 | ||
7218 | /* Determine if Cleartype is in use. Used to enable a hack in | |
7219 | the char metric calculations which adds extra pixels to | |
7220 | compensate for the "sub-pixels" that are not counted by the | |
7221 | system APIs. */ | |
7222 | cleartype_active = | |
7223 | SystemParametersInfo (SPI_GETFONTSMOOTHING, 0, &smoothing_enabled, 0) | |
7224 | && smoothing_enabled | |
7225 | && SystemParametersInfo (SPI_GETFONTSMOOTHINGTYPE, 0, &smoothing_type, 0) | |
7226 | && smoothing_type == FE_FONTSMOOTHINGCLEARTYPE; | |
689004fa | 7227 | } |
ee78dc32 GV |
7228 | } |
7229 | ||
7230 | void | |
fbd6baed | 7231 | syms_of_w32term () |
ee78dc32 | 7232 | { |
fbd6baed GV |
7233 | staticpro (&w32_display_name_list); |
7234 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
7235 | |
7236 | staticpro (&last_mouse_scroll_bar); | |
7237 | last_mouse_scroll_bar = Qnil; | |
7238 | ||
5f33dbf7 | 7239 | DEFSYM (Qvendor_specific_keysyms, "vendor-specific-keysyms"); |
52cf03a1 | 7240 | |
fbd6baed | 7241 | DEFVAR_INT ("w32-num-mouse-buttons", |
e597eb7d | 7242 | &w32_num_mouse_buttons, |
33f09670 | 7243 | doc: /* Number of physical mouse buttons. */); |
e597eb7d | 7244 | w32_num_mouse_buttons = 2; |
52cf03a1 | 7245 | |
fbd6baed GV |
7246 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
7247 | &Vw32_swap_mouse_buttons, | |
33f09670 JR |
7248 | doc: /* Swap the mapping of middle and right mouse buttons. |
7249 | When nil, middle button is mouse-2 and right button is mouse-3. */); | |
fbd6baed | 7250 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
7251 | |
7252 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
7253 | &Vw32_grab_focus_on_raise, | |
33f09670 JR |
7254 | doc: /* Raised frame grabs input focus. |
7255 | When t, `raise-frame' grabs input focus as well. This fits well | |
7256 | with the normal Windows click-to-focus policy, but might not be | |
7257 | desirable when using a point-to-focus policy. */); | |
689004fa GV |
7258 | Vw32_grab_focus_on_raise = Qt; |
7259 | ||
7260 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
7261 | &Vw32_capslock_is_shiftlock, | |
33f09670 JR |
7262 | doc: /* Apply CapsLock state to non character input keys. |
7263 | When nil, CapsLock only affects normal character input keys. */); | |
689004fa | 7264 | Vw32_capslock_is_shiftlock = Qnil; |
ef0e360f GV |
7265 | |
7266 | DEFVAR_LISP ("w32-recognize-altgr", | |
7267 | &Vw32_recognize_altgr, | |
33f09670 JR |
7268 | doc: /* Recognize right-alt and left-ctrl as AltGr. |
7269 | When nil, the right-alt and left-ctrl key combination is | |
d67d1627 | 7270 | interpreted normally. */); |
ef0e360f | 7271 | Vw32_recognize_altgr = Qt; |
bc6af935 | 7272 | |
484fa2c1 GV |
7273 | DEFVAR_BOOL ("w32-enable-unicode-output", |
7274 | &w32_enable_unicode_output, | |
33f09670 JR |
7275 | doc: /* Enable the use of Unicode for text output if non-nil. |
7276 | Unicode output may prevent some third party applications for displaying | |
7277 | Far-East Languages on Windows 95/98 from working properly. | |
7278 | NT uses Unicode internally anyway, so this flag will probably have no | |
decb374a | 7279 | effect on NT machines. */); |
484fa2c1 | 7280 | w32_enable_unicode_output = 1; |
a1b9438c | 7281 | |
99558ce8 JR |
7282 | DEFVAR_BOOL ("w32-use-visible-system-caret", |
7283 | &w32_use_visible_system_caret, | |
7284 | doc: /* Flag to make the system caret visible. | |
7285 | When this is non-nil, Emacs will indicate the position of point by | |
7286 | using the system caret instead of drawing its own cursor. Some screen | |
7287 | reader software does not track the system cursor properly when it is | |
7288 | invisible, and gets confused by Emacs drawing its own cursor, so this | |
d67d1627 | 7289 | variable is initialized to t when Emacs detects that screen reader |
99558ce8 JR |
7290 | software is running as it starts up. |
7291 | ||
7292 | When this variable is set, other variables affecting the appearance of | |
7293 | the cursor have no effect. */); | |
7294 | ||
c2baa2b6 | 7295 | w32_use_visible_system_caret = 0; |
99558ce8 | 7296 | |
099b6577 EZ |
7297 | /* We don't yet support this, but defining this here avoids whining |
7298 | from cus-start.el and other places, like "M-x set-variable". */ | |
7299 | DEFVAR_BOOL ("x-use-underline-position-properties", | |
7300 | &x_use_underline_position_properties, | |
7301 | doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties. | |
e1e4b63b | 7302 | A value of nil means ignore them. If you encounter fonts with bogus |
099b6577 EZ |
7303 | UNDERLINE_POSITION font properties, for example 7x13 on XFree prior |
7304 | to 4.1, set this to nil. | |
7305 | ||
7306 | NOTE: Not supported on MS-Windows yet. */); | |
7307 | x_use_underline_position_properties = 0; | |
7308 | ||
30f27523 KS |
7309 | DEFVAR_BOOL ("x-underline-at-descent-line", |
7310 | &x_underline_at_descent_line, | |
7311 | doc: /* *Non-nil means to draw the underline at the same place as the descent line. | |
e1e4b63b JB |
7312 | A value of nil means to draw the underline according to the value of the |
7313 | variable `x-use-underline-position-properties', which is usually at the | |
7314 | baseline level. The default value is nil. */); | |
30f27523 KS |
7315 | x_underline_at_descent_line = 0; |
7316 | ||
5bf04520 | 7317 | DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars, |
33f09670 | 7318 | doc: /* If not nil, Emacs uses toolkit scroll bars. */); |
5bf04520 | 7319 | Vx_toolkit_scroll_bars = Qt; |
791f420f JR |
7320 | |
7321 | staticpro (&last_mouse_motion_frame); | |
7322 | last_mouse_motion_frame = Qnil; | |
ee78dc32 | 7323 | } |
6b61353c KH |
7324 | |
7325 | /* arch-tag: 5fa70624-ab86-499c-8a85-473958ee4646 | |
7326 | (do not change this comment) */ |