Commit | Line | Data |
---|---|---|
b46a6a83 | 1 | /* Implementation of GUI terminal on the Microsoft Windows API. |
e9bffc61 | 2 | |
ba318903 | 3 | Copyright (C) 1989, 1993-2014 Free Software Foundation, Inc. |
ee78dc32 GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
9ec0b715 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
ee78dc32 | 8 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
ee78dc32 GV |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
ee78dc32 | 19 | |
ee78dc32 | 20 | #include <config.h> |
68c45bf0 | 21 | #include <signal.h> |
ee78dc32 GV |
22 | #include <stdio.h> |
23 | #include "lisp.h" | |
24 | #include "blockinput.h" | |
689004fa | 25 | #include "w32term.h" |
ee78dc32 GV |
26 | |
27 | #include "systty.h" | |
28 | #include "systime.h" | |
29 | ||
30 | #include <ctype.h> | |
31 | #include <errno.h> | |
ee78dc32 | 32 | #include <sys/stat.h> |
c902b920 | 33 | #include <imm.h> |
ee78dc32 | 34 | |
66f30e44 JR |
35 | #include "charset.h" |
36 | #include "character.h" | |
37 | #include "coding.h" | |
38 | #include "ccl.h" | |
ee78dc32 GV |
39 | #include "frame.h" |
40 | #include "dispextern.h" | |
93ff4395 | 41 | #include "fontset.h" |
ee78dc32 GV |
42 | #include "termhooks.h" |
43 | #include "termopts.h" | |
44 | #include "termchar.h" | |
ee78dc32 GV |
45 | #include "disptab.h" |
46 | #include "buffer.h" | |
47 | #include "window.h" | |
66f30e44 | 48 | #include "keyboard.h" |
ee78dc32 | 49 | #include "intervals.h" |
66f30e44 JR |
50 | #include "process.h" |
51 | #include "atimer.h" | |
52 | #include "keymap.h" | |
53 | ||
0fda9b75 | 54 | #ifdef WINDOWSNT |
051546df | 55 | #include "w32.h" /* for filename_from_utf16, filename_from_ansi */ |
66f30e44 | 56 | #include "w32heap.h" |
0fda9b75 DC |
57 | #endif |
58 | ||
59 | #ifndef WINDOWSNT | |
60 | #include <io.h> /* for get_osfhandle */ | |
61 | #endif | |
62 | ||
66f30e44 | 63 | #include <shellapi.h> |
ee78dc32 | 64 | |
027f6f90 | 65 | #include "font.h" |
ef39ccbb | 66 | #include "w32font.h" |
791f420f | 67 | \f |
33c34bea | 68 | /* Fringe bitmaps. */ |
791f420f | 69 | |
0e9e9a2c KS |
70 | static int max_fringe_bmp = 0; |
71 | static HBITMAP *fringe_bmp = 0; | |
791f420f | 72 | |
706ddb8f | 73 | /* Temporary variables for w32_read_socket. */ |
791f420f | 74 | |
706ddb8f JR |
75 | static int last_mousemove_x = 0; |
76 | static int last_mousemove_y = 0; | |
791f420f | 77 | |
af3a05ed JR |
78 | /* Define GET_WHEEL_DELTA_WPARAM macro if system headers don't. */ |
79 | #ifndef GET_WHEEL_DELTA_WPARAM | |
80 | #define GET_WHEEL_DELTA_WPARAM(wparam) ((short)HIWORD (wparam)) | |
81 | #endif | |
82 | ||
791f420f JR |
83 | /* Non-zero means that a HELP_EVENT has been generated since Emacs |
84 | start. */ | |
85 | ||
86 | static int any_help_event_p; | |
87 | ||
e7efd97e GV |
88 | extern unsigned int msh_mousewheel; |
89 | ||
b56ceb92 | 90 | extern void free_frame_menubar (struct frame *); |
ee78dc32 | 91 | |
9ef2e2cf | 92 | extern int w32_codepage_for_font (char *fontname); |
2bf04b9d | 93 | extern Cursor w32_load_cursor (LPCTSTR name); |
9ef2e2cf | 94 | |
ee78dc32 GV |
95 | #define x_any_window_to_frame x_window_to_frame |
96 | #define x_top_window_to_frame x_window_to_frame | |
97 | ||
98 | \f | |
fbd6baed GV |
99 | /* This is display since w32 does not support multiple ones. */ |
100 | struct w32_display_info one_w32_display_info; | |
8c3b00cb | 101 | struct w32_display_info *x_display_list; |
ee78dc32 | 102 | |
b88b62de | 103 | #if _WIN32_WINNT < 0x0500 && !defined(_W64) |
41375f89 | 104 | /* Pre Windows 2000, this was not available, but define it here so |
b88b62de EZ |
105 | that Emacs compiled on such a platform will run on newer versions. |
106 | MinGW64 (_W64) defines these unconditionally, so avoid redefining. */ | |
41375f89 JR |
107 | |
108 | typedef struct tagWCRANGE | |
109 | { | |
110 | WCHAR wcLow; | |
111 | USHORT cGlyphs; | |
112 | } WCRANGE; | |
113 | ||
65a6ff8f | 114 | typedef struct tagGLYPHSET |
41375f89 JR |
115 | { |
116 | DWORD cbThis; | |
117 | DWORD flAccel; | |
118 | DWORD cGlyphsSupported; | |
119 | DWORD cRanges; | |
120 | WCRANGE ranges[1]; | |
65a6ff8f | 121 | } GLYPHSET; |
41375f89 | 122 | |
0fda9b75 | 123 | #endif /* compiling for pre-Win2k */ |
41375f89 | 124 | |
8b61a891 | 125 | /* Dynamic linking to SetLayeredWindowAttribute (only since 2000). */ |
ff90fbde | 126 | BOOL (WINAPI *pfnSetLayeredWindowAttributes) (HWND, COLORREF, BYTE, DWORD); |
8b61a891 JR |
127 | |
128 | #ifndef LWA_ALPHA | |
129 | #define LWA_ALPHA 0x02 | |
130 | #endif | |
ec7e221c JR |
131 | /* WS_EX_LAYERED is defined unconditionally by MingW, but only for W2K and |
132 | later targets by MSVC headers. */ | |
133 | #ifndef WS_EX_LAYERED | |
134 | #define WS_EX_LAYERED 0x80000 | |
135 | #endif | |
41375f89 | 136 | |
cf13177e YM |
137 | /* SM_CXVIRTUALSCREEN and SM_CYVIRTUALSCREEN are not defined on 95 and |
138 | NT4. */ | |
139 | #ifndef SM_CXVIRTUALSCREEN | |
140 | #define SM_CXVIRTUALSCREEN 78 | |
141 | #endif | |
142 | #ifndef SM_CYVIRTUALSCREEN | |
143 | #define SM_CYVIRTUALSCREEN 79 | |
144 | #endif | |
145 | ||
abb15ebd JR |
146 | /* The handle of the frame that currently owns the system caret. */ |
147 | HWND w32_system_caret_hwnd; | |
abb15ebd JR |
148 | int w32_system_caret_height; |
149 | int w32_system_caret_x; | |
150 | int w32_system_caret_y; | |
b932cad7 EZ |
151 | struct window *w32_system_caret_window; |
152 | int w32_system_caret_hdr_height; | |
153 | int w32_system_caret_mode_height; | |
e9e23e23 GV |
154 | DWORD dwWindowsThreadId = 0; |
155 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
156 | DWORD dwMainThreadId = 0; |
157 | HANDLE hMainThread = NULL; | |
158 | ||
689004fa GV |
159 | int vertical_scroll_bar_min_handle; |
160 | int vertical_scroll_bar_top_border; | |
161 | int vertical_scroll_bar_bottom_border; | |
162 | ||
163 | int last_scroll_bar_drag_pos; | |
164 | ||
302fc036 EZ |
165 | /* Keyboard code page - may be changed by language-change events. */ |
166 | int w32_keyboard_codepage; | |
167 | ||
9ef2e2cf JR |
168 | /* Incremented by w32_read_socket whenever it really tries to read |
169 | events. */ | |
ee78dc32 | 170 | static int volatile input_signal_count; |
ee78dc32 | 171 | |
0fda9b75 DC |
172 | #ifdef CYGWIN |
173 | int w32_message_fd = -1; | |
174 | #endif /* CYGWIN */ | |
175 | ||
f57e2426 J |
176 | static void w32_handle_tool_bar_click (struct frame *, |
177 | struct input_event *); | |
178 | static void w32_define_cursor (Window, Cursor); | |
179 | ||
180 | void x_lower_frame (struct frame *); | |
181 | void x_scroll_bar_clear (struct frame *); | |
18e27ea8 | 182 | void x_wm_set_size_hint (struct frame *, long, bool); |
f57e2426 | 183 | void x_raise_frame (struct frame *); |
880e6158 | 184 | void x_set_window_size (struct frame *, int, int, int, bool); |
f57e2426 J |
185 | void x_wm_set_window_state (struct frame *, int); |
186 | void x_wm_set_icon_pixmap (struct frame *, int); | |
187 | static void w32_initialize (void); | |
188 | static void x_update_end (struct frame *); | |
189 | static void w32_frame_up_to_date (struct frame *); | |
f57e2426 J |
190 | static void x_clear_frame (struct frame *); |
191 | static void frame_highlight (struct frame *); | |
192 | static void frame_unhighlight (struct frame *); | |
193 | static void x_new_focus_frame (struct w32_display_info *, | |
194 | struct frame *); | |
195 | static void x_focus_changed (int, int, struct w32_display_info *, | |
196 | struct frame *, struct input_event *); | |
197 | static void w32_detect_focus_change (struct w32_display_info *, | |
198 | W32Msg *, struct input_event *); | |
199 | static void w32_frame_rehighlight (struct frame *); | |
200 | static void x_frame_rehighlight (struct w32_display_info *); | |
201 | static void x_draw_hollow_cursor (struct window *, struct glyph_row *); | |
202 | static void x_draw_bar_cursor (struct window *, struct glyph_row *, int, | |
203 | enum text_cursor_kinds); | |
c3c4768d DA |
204 | static void w32_clip_to_row (struct window *, struct glyph_row *, |
205 | enum glyph_row_area, HDC); | |
f57e2426 J |
206 | static BOOL my_show_window (struct frame *, HWND, int); |
207 | static void my_set_window_pos (HWND, HWND, int, int, int, int, UINT); | |
361358ea | 208 | #if 0 |
f57e2426 | 209 | static void my_set_focus (struct frame *, HWND); |
361358ea | 210 | #endif |
f57e2426 J |
211 | static void my_set_foreground_window (HWND); |
212 | static void my_destroy_window (struct frame *, HWND); | |
a10c8269 | 213 | static void w32fullscreen_hook (struct frame *); |
791f420f | 214 | |
e509cfa6 | 215 | #ifdef GLYPH_DEBUG |
784b56e2 EZ |
216 | static void x_check_font (struct frame *, struct font *); |
217 | #endif | |
218 | ||
ee78dc32 | 219 | static Lisp_Object Qvendor_specific_keysyms; |
477f1e50 EZ |
220 | static Lisp_Object Qadded, Qremoved, Qmodified; |
221 | static Lisp_Object Qrenamed_from, Qrenamed_to; | |
ee78dc32 | 222 | |
ee78dc32 | 223 | \f |
9ef2e2cf JR |
224 | /*********************************************************************** |
225 | Debugging | |
226 | ***********************************************************************/ | |
227 | ||
ee78dc32 | 228 | #if 0 |
9ef2e2cf JR |
229 | |
230 | /* This is a function useful for recording debugging information about | |
231 | the sequence of occurrences in this file. */ | |
ee78dc32 | 232 | |
d67d1627 | 233 | struct record |
ee78dc32 GV |
234 | { |
235 | char *locus; | |
236 | int type; | |
237 | }; | |
238 | ||
239 | struct record event_record[100]; | |
240 | ||
241 | int event_record_index; | |
242 | ||
b56ceb92 | 243 | record_event (char *locus, int type) |
ee78dc32 GV |
244 | { |
245 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
246 | event_record_index = 0; | |
247 | ||
248 | event_record[event_record_index].locus = locus; | |
249 | event_record[event_record_index].type = type; | |
250 | event_record_index++; | |
251 | } | |
252 | ||
253 | #endif /* 0 */ | |
254 | \f | |
791f420f | 255 | |
c65fd370 | 256 | void |
b56ceb92 | 257 | XChangeGC (void *ignore, XGCValues *gc, unsigned long mask, |
c65fd370 | 258 | XGCValues *xgcv) |
791f420f JR |
259 | { |
260 | if (mask & GCForeground) | |
261 | gc->foreground = xgcv->foreground; | |
262 | if (mask & GCBackground) | |
263 | gc->background = xgcv->background; | |
264 | if (mask & GCFont) | |
265 | gc->font = xgcv->font; | |
266 | } | |
267 | ||
b56ceb92 JB |
268 | XGCValues * |
269 | XCreateGC (void *ignore, Window window, unsigned long mask, XGCValues *xgcv) | |
791f420f | 270 | { |
23f86fce | 271 | XGCValues *gc = xzalloc (sizeof (XGCValues)); |
791f420f JR |
272 | |
273 | XChangeGC (ignore, gc, mask, xgcv); | |
274 | ||
275 | return gc; | |
276 | } | |
277 | ||
c65fd370 | 278 | void |
b56ceb92 JB |
279 | XGetGCValues (void *ignore, XGCValues *gc, |
280 | unsigned long mask, XGCValues *xgcv) | |
791f420f JR |
281 | { |
282 | XChangeGC (ignore, xgcv, mask, gc); | |
283 | } | |
284 | ||
791f420f JR |
285 | static void |
286 | w32_set_clip_rectangle (HDC hdc, RECT *rect) | |
287 | { | |
288 | if (rect) | |
289 | { | |
290 | HRGN clip_region = CreateRectRgnIndirect (rect); | |
291 | SelectClipRgn (hdc, clip_region); | |
292 | DeleteObject (clip_region); | |
293 | } | |
294 | else | |
295 | SelectClipRgn (hdc, NULL); | |
296 | } | |
297 | ||
9b0e3eba AA |
298 | /* Restore clipping rectangle in S */ |
299 | static void | |
300 | w32_restore_glyph_string_clip (struct glyph_string *s) | |
301 | { | |
302 | RECT *r = s->clip; | |
303 | int n = s->num_clips; | |
304 | ||
305 | if (n == 1) | |
306 | w32_set_clip_rectangle (s->hdc, r); | |
307 | else if (n > 1) | |
308 | { | |
309 | HRGN clip1 = CreateRectRgnIndirect (r); | |
310 | HRGN clip2 = CreateRectRgnIndirect (r + 1); | |
311 | if (CombineRgn (clip1, clip1, clip2, RGN_OR) != ERROR) | |
312 | SelectClipRgn (s->hdc, clip1); | |
313 | DeleteObject (clip1); | |
314 | DeleteObject (clip2); | |
315 | } | |
316 | } | |
317 | ||
318 | /* | |
319 | Draw a wavy line under S. The wave fills wave_height pixels from y0. | |
320 | ||
321 | x0 wave_length = 2 | |
322 | -- | |
323 | y0 * * * * * | |
324 | |* * * * * * * * * | |
325 | wave_height = 3 | * * * * | |
326 | ||
327 | */ | |
328 | ||
329 | void | |
330 | w32_draw_underwave (struct glyph_string *s, COLORREF color) | |
331 | { | |
f032a318 | 332 | int wave_height = 3, wave_length = 2; |
9b0e3eba AA |
333 | int dx, dy, x0, y0, width, x1, y1, x2, y2, odd, xmax; |
334 | XRectangle wave_clip, string_clip, final_clip; | |
335 | RECT w32_final_clip, w32_string_clip; | |
336 | HPEN hp, oldhp; | |
337 | ||
338 | dx = wave_length; | |
339 | dy = wave_height - 1; | |
340 | x0 = s->x; | |
f032a318 | 341 | y0 = s->ybase - wave_height + 3; |
9b0e3eba AA |
342 | width = s->width; |
343 | xmax = x0 + width; | |
344 | ||
345 | /* Find and set clipping rectangle */ | |
346 | ||
62aba0d4 FP |
347 | wave_clip.x = x0; |
348 | wave_clip.y = y0; | |
349 | wave_clip.width = width; | |
350 | wave_clip.height = wave_height; | |
351 | ||
9b0e3eba AA |
352 | get_glyph_string_clip_rect (s, &w32_string_clip); |
353 | CONVERT_TO_XRECT (string_clip, w32_string_clip); | |
354 | ||
355 | if (!x_intersect_rectangles (&wave_clip, &string_clip, &final_clip)) | |
356 | return; | |
357 | ||
358 | hp = CreatePen (PS_SOLID, 0, color); | |
359 | oldhp = SelectObject (s->hdc, hp); | |
360 | CONVERT_FROM_XRECT (final_clip, w32_final_clip); | |
361 | w32_set_clip_rectangle (s->hdc, &w32_final_clip); | |
362 | ||
363 | /* Draw the waves */ | |
364 | ||
365 | x1 = x0 - (x0 % dx); | |
366 | x2 = x1 + dx; | |
367 | odd = (x1/dx) % 2; | |
368 | y1 = y2 = y0; | |
369 | ||
370 | if (odd) | |
371 | y1 += dy; | |
372 | else | |
373 | y2 += dy; | |
374 | ||
375 | MoveToEx (s->hdc, x1, y1, NULL); | |
376 | ||
377 | while (x1 <= xmax) | |
378 | { | |
379 | LineTo (s->hdc, x2, y2); | |
380 | x1 = x2, y1 = y2; | |
381 | x2 += dx, y2 = y0 + odd*dy; | |
382 | odd = !odd; | |
383 | } | |
384 | ||
385 | /* Restore previous pen and clipping rectangle(s) */ | |
386 | w32_restore_glyph_string_clip (s); | |
387 | SelectObject (s->hdc, oldhp); | |
388 | DeleteObject (hp); | |
389 | } | |
791f420f JR |
390 | |
391 | /* Draw a hollow rectangle at the specified position. */ | |
392 | void | |
393 | w32_draw_rectangle (HDC hdc, XGCValues *gc, int x, int y, | |
394 | int width, int height) | |
395 | { | |
396 | HBRUSH hb, oldhb; | |
397 | HPEN hp, oldhp; | |
398 | ||
399 | hb = CreateSolidBrush (gc->background); | |
400 | hp = CreatePen (PS_SOLID, 0, gc->foreground); | |
401 | oldhb = SelectObject (hdc, hb); | |
402 | oldhp = SelectObject (hdc, hp); | |
403 | ||
404 | Rectangle (hdc, x, y, x + width, y + height); | |
405 | ||
406 | SelectObject (hdc, oldhb); | |
407 | SelectObject (hdc, oldhp); | |
408 | DeleteObject (hb); | |
409 | DeleteObject (hp); | |
410 | } | |
411 | ||
412 | /* Draw a filled rectangle at the specified position. */ | |
d67d1627 | 413 | void |
a10c8269 | 414 | w32_fill_rect (struct frame *f, HDC hdc, COLORREF pix, RECT *lprect) |
ee78dc32 | 415 | { |
ee78dc32 | 416 | HBRUSH hb; |
791f420f | 417 | |
ee78dc32 | 418 | hb = CreateSolidBrush (pix); |
ee78dc32 | 419 | FillRect (hdc, lprect, hb); |
ee78dc32 | 420 | DeleteObject (hb); |
ee78dc32 GV |
421 | } |
422 | ||
d67d1627 | 423 | void |
a10c8269 | 424 | w32_clear_window (struct frame *f) |
ee78dc32 GV |
425 | { |
426 | RECT rect; | |
00fe468b | 427 | HDC hdc = get_frame_dc (f); |
52cf03a1 | 428 | |
e4a52412 JR |
429 | /* Under certain conditions, this can be called at startup with |
430 | a console frame pointer before the GUI frame is created. An HDC | |
431 | of 0 indicates this. */ | |
432 | if (hdc) | |
433 | { | |
434 | GetClientRect (FRAME_W32_WINDOW (f), &rect); | |
435 | w32_clear_rect (f, hdc, &rect); | |
436 | } | |
437 | ||
00fe468b | 438 | release_frame_dc (f, hdc); |
ee78dc32 GV |
439 | } |
440 | ||
8b61a891 JR |
441 | #define OPAQUE_FRAME 255 |
442 | ||
443 | void | |
b56ceb92 | 444 | x_set_frame_alpha (struct frame *f) |
8b61a891 | 445 | { |
aad3612f | 446 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (f); |
8b61a891 JR |
447 | double alpha = 1.0; |
448 | double alpha_min = 1.0; | |
449 | BYTE opac; | |
450 | LONG ex_style; | |
451 | HWND window = FRAME_W32_WINDOW (f); | |
452 | ||
453 | /* Older versions of Windows do not support transparency. */ | |
454 | if (!pfnSetLayeredWindowAttributes) | |
455 | return; | |
456 | ||
457 | if (dpyinfo->x_highlight_frame == f) | |
458 | alpha = f->alpha[0]; | |
459 | else | |
460 | alpha = f->alpha[1]; | |
461 | ||
462 | if (FLOATP (Vframe_alpha_lower_limit)) | |
463 | alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit); | |
464 | else if (INTEGERP (Vframe_alpha_lower_limit)) | |
465 | alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0; | |
466 | ||
2f8e69cc CY |
467 | if (alpha < 0.0) |
468 | return; | |
469 | else if (alpha > 1.0) | |
8b61a891 JR |
470 | alpha = 1.0; |
471 | else if (alpha < alpha_min && alpha_min <= 1.0) | |
472 | alpha = alpha_min; | |
473 | ||
474 | opac = alpha * OPAQUE_FRAME; | |
475 | ||
476 | ex_style = GetWindowLong (window, GWL_EXSTYLE); | |
477 | ||
478 | if (opac == OPAQUE_FRAME) | |
4e179b19 | 479 | ex_style &= ~WS_EX_LAYERED; |
8b61a891 JR |
480 | else |
481 | ex_style |= WS_EX_LAYERED; | |
482 | ||
483 | SetWindowLong (window, GWL_EXSTYLE, ex_style); | |
484 | ||
485 | if (opac != OPAQUE_FRAME) | |
486 | pfnSetLayeredWindowAttributes (window, 0, opac, LWA_ALPHA); | |
487 | } | |
488 | ||
b89c78a5 | 489 | int |
b56ceb92 | 490 | x_display_pixel_height (struct w32_display_info *dpyinfo) |
b89c78a5 | 491 | { |
cf13177e YM |
492 | int pixels = GetSystemMetrics (SM_CYVIRTUALSCREEN); |
493 | ||
494 | if (pixels == 0) | |
495 | /* Fallback for Windows 95 or NT 4.0. */ | |
496 | pixels = GetSystemMetrics (SM_CYSCREEN); | |
497 | ||
cb4a3e42 | 498 | return pixels; |
b89c78a5 CY |
499 | } |
500 | ||
501 | int | |
b56ceb92 | 502 | x_display_pixel_width (struct w32_display_info *dpyinfo) |
b89c78a5 | 503 | { |
cf13177e YM |
504 | int pixels = GetSystemMetrics (SM_CXVIRTUALSCREEN); |
505 | ||
506 | if (pixels == 0) | |
507 | /* Fallback for Windows 95 or NT 4.0. */ | |
508 | pixels = GetSystemMetrics (SM_CXSCREEN); | |
509 | ||
cb4a3e42 | 510 | return pixels; |
b89c78a5 CY |
511 | } |
512 | ||
ee78dc32 | 513 | \f |
791f420f JR |
514 | /*********************************************************************** |
515 | Starting and ending an update | |
516 | ***********************************************************************/ | |
d67d1627 | 517 | |
791f420f JR |
518 | /* Start an update of frame F. This function is installed as a hook |
519 | for update_begin, i.e. it is called when update_begin is called. | |
520 | This function is called prior to calls to x_update_window_begin for | |
99012074 | 521 | each window being updated. */ |
ee78dc32 | 522 | |
96214669 | 523 | static void |
b56ceb92 | 524 | x_update_begin (struct frame *f) |
ee78dc32 | 525 | { |
aad3612f | 526 | struct w32_display_info *display_info = FRAME_DISPLAY_INFO (f); |
99012074 | 527 | |
7e6ac5b9 AI |
528 | if (! FRAME_W32_P (f)) |
529 | return; | |
530 | ||
99012074 AI |
531 | /* Regenerate display palette before drawing if list of requested |
532 | colors has changed. */ | |
533 | if (display_info->regen_palette) | |
534 | { | |
535 | w32_regenerate_palette (f); | |
536 | display_info->regen_palette = FALSE; | |
537 | } | |
791f420f | 538 | } |
ee78dc32 | 539 | |
791f420f | 540 | |
f60e429a | 541 | /* Start update of window W. */ |
791f420f JR |
542 | |
543 | static void | |
b56ceb92 | 544 | x_update_window_begin (struct window *w) |
791f420f JR |
545 | { |
546 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
bbf534ce | 547 | Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f); |
791f420f | 548 | |
99558ce8 | 549 | /* Hide the system caret during an update. */ |
9785d95b BK |
550 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
551 | { | |
552 | SendMessage (w32_system_caret_hwnd, WM_EMACS_HIDE_CARET, 0, 0); | |
553 | } | |
99558ce8 | 554 | |
f60e429a | 555 | w->output_cursor = w->cursor; |
ee78dc32 | 556 | |
4d7e6e51 | 557 | block_input (); |
ee78dc32 | 558 | |
bbf534ce | 559 | if (f == hlinfo->mouse_face_mouse_frame) |
ee78dc32 GV |
560 | { |
561 | /* Don't do highlighting for mouse motion during the update. */ | |
bbf534ce | 562 | hlinfo->mouse_face_defer = 1; |
ee78dc32 | 563 | |
9ef2e2cf JR |
564 | /* If F needs to be redrawn, simply forget about any prior mouse |
565 | highlighting. */ | |
ee78dc32 | 566 | if (FRAME_GARBAGED_P (f)) |
bbf534ce | 567 | hlinfo->mouse_face_window = Qnil; |
791f420f | 568 | |
ec48c3a7 JR |
569 | #if 0 /* Rows in a current matrix containing glyphs in mouse-face have |
570 | their mouse_face_p flag set, which means that they are always | |
571 | unequal to rows in a desired matrix which never have that | |
572 | flag set. So, rows containing mouse-face glyphs are never | |
573 | scrolled, and we don't have to switch the mouse highlight off | |
574 | here to prevent it from being scrolled. */ | |
d67d1627 | 575 | |
791f420f JR |
576 | /* Can we tell that this update does not affect the window |
577 | where the mouse highlight is? If so, no need to turn off. | |
578 | Likewise, don't do anything if the frame is garbaged; | |
579 | in that case, the frame's current matrix that we would use | |
580 | is all wrong, and we will redisplay that line anyway. */ | |
bbf534ce EZ |
581 | if (!NILP (hlinfo->mouse_face_window) |
582 | && w == XWINDOW (hlinfo->mouse_face_window)) | |
ee78dc32 | 583 | { |
791f420f | 584 | int i; |
ee78dc32 | 585 | |
791f420f JR |
586 | for (i = 0; i < w->desired_matrix->nrows; ++i) |
587 | if (MATRIX_ROW_ENABLED_P (w->desired_matrix, i)) | |
ee78dc32 GV |
588 | break; |
589 | ||
791f420f | 590 | if (i < w->desired_matrix->nrows) |
bbf534ce | 591 | clear_mouse_face (hlinfo); |
ee78dc32 | 592 | } |
ec48c3a7 | 593 | #endif /* 0 */ |
ee78dc32 GV |
594 | } |
595 | ||
4d7e6e51 | 596 | unblock_input (); |
ee78dc32 GV |
597 | } |
598 | ||
89271099 | 599 | /* Draw a vertical window border from (x,y0) to (x,y1) */ |
791f420f | 600 | |
96214669 | 601 | static void |
b56ceb92 | 602 | w32_draw_vertical_window_border (struct window *w, int x, int y0, int y1) |
ee78dc32 | 603 | { |
791f420f | 604 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
89271099 KS |
605 | RECT r; |
606 | HDC hdc; | |
cf2c08ca | 607 | struct face *face; |
1c64a4a2 | 608 | |
89271099 KS |
609 | r.left = x; |
610 | r.right = x + 1; | |
611 | r.top = y0; | |
612 | r.bottom = y1; | |
d67d1627 | 613 | |
89271099 | 614 | hdc = get_frame_dc (f); |
cf2c08ca EZ |
615 | face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID); |
616 | if (face) | |
617 | w32_fill_rect (f, hdc, face->foreground, &r); | |
618 | else | |
619 | w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r); | |
620 | ||
89271099 | 621 | release_frame_dc (f, hdc); |
791f420f | 622 | } |
ee78dc32 | 623 | |
d67d1627 | 624 | |
880e6158 MR |
625 | /* Draw a window divider from (x0, y0) to (x1, y1) */ |
626 | ||
627 | static void | |
628 | w32_draw_window_divider (struct window *w, int x0, int x1, int y0, int y1) | |
629 | { | |
630 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
631 | RECT r; | |
632 | HDC hdc; | |
633 | struct face *face; | |
634 | ||
635 | r.left = x0; | |
636 | r.right = x1; | |
637 | r.top = y0; | |
638 | r.bottom = y1; | |
639 | ||
640 | hdc = get_frame_dc (f); | |
641 | face = FACE_FROM_ID (f, WINDOW_DIVIDER_FACE_ID); | |
642 | if (face) | |
643 | w32_fill_rect (f, hdc, face->foreground, &r); | |
644 | else | |
645 | w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r); | |
646 | ||
647 | release_frame_dc (f, hdc); | |
648 | } | |
649 | ||
650 | ||
65620264 | 651 | /* End update of window W. |
ec48c3a7 JR |
652 | |
653 | Draw vertical borders between horizontally adjacent windows, and | |
654 | display W's cursor if CURSOR_ON_P is non-zero. | |
655 | ||
656 | MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing | |
657 | glyphs in mouse-face were overwritten. In that case we have to | |
658 | make sure that the mouse-highlight is properly redrawn. | |
659 | ||
660 | W may be a menu bar pseudo-window in case we don't have X toolkit | |
661 | support. Such windows don't have a cursor, so don't display it | |
662 | here. */ | |
791f420f JR |
663 | |
664 | static void | |
9997ec56 DA |
665 | x_update_window_end (struct window *w, bool cursor_on_p, |
666 | bool mouse_face_overwritten_p) | |
791f420f JR |
667 | { |
668 | if (!w->pseudo_window_p) | |
669 | { | |
4d7e6e51 | 670 | block_input (); |
ec48c3a7 | 671 | |
791f420f | 672 | if (cursor_on_p) |
f60e429a DA |
673 | display_and_set_cursor (w, 1, |
674 | w->output_cursor.hpos, w->output_cursor.vpos, | |
675 | w->output_cursor.x, w->output_cursor.y); | |
d67d1627 | 676 | |
f94a2622 | 677 | if (draw_window_fringes (w, 1)) |
880e6158 MR |
678 | { |
679 | if (WINDOW_RIGHT_DIVIDER_WIDTH (w)) | |
680 | x_draw_right_divider (w); | |
681 | else | |
682 | x_draw_vertical_border (w); | |
683 | } | |
6b61353c | 684 | |
4d7e6e51 | 685 | unblock_input (); |
791f420f | 686 | } |
9f5a911b JR |
687 | |
688 | /* If a row with mouse-face was overwritten, arrange for | |
689 | XTframe_up_to_date to redisplay the mouse highlight. */ | |
690 | if (mouse_face_overwritten_p) | |
96e78d1f EZ |
691 | { |
692 | Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (XFRAME (w->frame)); | |
693 | ||
694 | hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1; | |
695 | hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1; | |
696 | hlinfo->mouse_face_window = Qnil; | |
697 | } | |
9f5a911b | 698 | |
99558ce8 JR |
699 | /* Unhide the caret. This won't actually show the cursor, unless it |
700 | was visible before the corresponding call to HideCaret in | |
701 | x_update_window_begin. */ | |
9785d95b BK |
702 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
703 | { | |
704 | SendMessage (w32_system_caret_hwnd, WM_EMACS_SHOW_CARET, 0, 0); | |
705 | } | |
791f420f JR |
706 | } |
707 | ||
9ef2e2cf JR |
708 | |
709 | /* End update of frame F. This function is installed as a hook in | |
710 | update_end. */ | |
711 | ||
791f420f | 712 | static void |
b56ceb92 | 713 | x_update_end (struct frame *f) |
791f420f | 714 | { |
7e6ac5b9 AI |
715 | if (! FRAME_W32_P (f)) |
716 | return; | |
717 | ||
791f420f | 718 | /* Mouse highlight may be displayed again. */ |
bbf534ce | 719 | MOUSE_HL_INFO (f)->mouse_face_defer = 0; |
ee78dc32 GV |
720 | } |
721 | ||
9ef2e2cf | 722 | |
65620264 DA |
723 | /* This function is called from various places in xdisp.c |
724 | whenever a complete update has been performed. */ | |
ee78dc32 | 725 | |
96214669 | 726 | static void |
b56ceb92 | 727 | w32_frame_up_to_date (struct frame *f) |
ee78dc32 | 728 | { |
791f420f | 729 | if (FRAME_W32_P (f)) |
5c747675 | 730 | FRAME_MOUSE_UPDATE (f); |
ee78dc32 | 731 | } |
791f420f JR |
732 | |
733 | ||
734 | /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay | |
33c34bea | 735 | arrow bitmaps, or clear the fringes if no bitmaps are required |
65620264 | 736 | before DESIRED_ROW is made current. This function is called from |
791f420f JR |
737 | update_window_line only if it is known that there are differences |
738 | between bitmaps to be drawn between current row and DESIRED_ROW. */ | |
739 | ||
740 | static void | |
65620264 | 741 | x_after_update_window_line (struct window *w, struct glyph_row *desired_row) |
791f420f | 742 | { |
6ff3e5e3 JR |
743 | struct frame *f; |
744 | int width, height; | |
745 | ||
a54e2c05 | 746 | eassert (w); |
d67d1627 | 747 | |
791f420f | 748 | if (!desired_row->mode_line_p && !w->pseudo_window_p) |
6b61353c | 749 | desired_row->redraw_fringe_bitmaps_p = 1; |
791f420f | 750 | |
6ff3e5e3 JR |
751 | /* When a window has disappeared, make sure that no rest of |
752 | full-width rows stays visible in the internal border. Could | |
65620264 | 753 | check here if updated window is the leftmost/rightmost window, |
6ff3e5e3 JR |
754 | but I guess it's not worth doing since vertically split windows |
755 | are almost never used, internal border is rarely set, and the | |
756 | overhead is very small. */ | |
757 | if (windows_or_buffers_changed | |
758 | && desired_row->full_width_p | |
d3d50620 | 759 | && (f = XFRAME (w->frame), |
6ff3e5e3 JR |
760 | width = FRAME_INTERNAL_BORDER_WIDTH (f), |
761 | width != 0) | |
762 | && (height = desired_row->visible_height, | |
763 | height > 0)) | |
764 | { | |
765 | int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y)); | |
89271099 | 766 | |
4d7e6e51 | 767 | block_input (); |
6ff3e5e3 JR |
768 | { |
769 | HDC hdc = get_frame_dc (f); | |
770 | w32_clear_area (f, hdc, 0, y, width, height); | |
62e50ec6 | 771 | w32_clear_area (f, hdc, FRAME_PIXEL_WIDTH (f) - width, |
6ff3e5e3 JR |
772 | y, width, height); |
773 | release_frame_dc (f, hdc); | |
774 | } | |
4d7e6e51 | 775 | unblock_input (); |
791f420f JR |
776 | } |
777 | } | |
778 | ||
779 | ||
33c34bea | 780 | /* Draw the bitmap WHICH in one of the left or right fringes of |
791f420f JR |
781 | window W. ROW is the glyph row for which to display the bitmap; it |
782 | determines the vertical position at which the bitmap has to be | |
783 | drawn. */ | |
784 | ||
785 | static void | |
b56ceb92 JB |
786 | w32_draw_fringe_bitmap (struct window *w, struct glyph_row *row, |
787 | struct draw_fringe_bitmap_params *p) | |
791f420f JR |
788 | { |
789 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
b6ae1532 KS |
790 | HDC hdc; |
791 | struct face *face = p->face; | |
792 | ||
793 | hdc = get_frame_dc (f); | |
791f420f JR |
794 | |
795 | /* Must clip because of partially visible lines. */ | |
c3c4768d | 796 | w32_clip_to_row (w, row, ANY_AREA, hdc); |
791f420f | 797 | |
5b2b60f0 YM |
798 | if (p->bx >= 0 && !p->overlay_p) |
799 | w32_fill_area (f, hdc, face->background, | |
800 | p->bx, p->by, p->nx, p->ny); | |
801 | ||
0e9e9a2c | 802 | if (p->which && p->which < max_fringe_bmp) |
b6ae1532 KS |
803 | { |
804 | HBITMAP pixmap = fringe_bmp[p->which]; | |
805 | HDC compat_hdc; | |
806 | HANDLE horig_obj; | |
791f420f | 807 | |
b6ae1532 | 808 | compat_hdc = CreateCompatibleDC (hdc); |
6b61353c | 809 | |
b6ae1532 | 810 | SaveDC (hdc); |
791f420f | 811 | |
b6ae1532 | 812 | horig_obj = SelectObject (compat_hdc, pixmap); |
fccb8288 | 813 | |
6b61353c KH |
814 | /* Paint overlays transparently. */ |
815 | if (p->overlay_p) | |
816 | { | |
817 | HBRUSH h_brush, h_orig_brush; | |
818 | ||
819 | SetTextColor (hdc, BLACK_PIX_DEFAULT (f)); | |
820 | SetBkColor (hdc, WHITE_PIX_DEFAULT (f)); | |
821 | h_brush = CreateSolidBrush (face->foreground); | |
822 | h_orig_brush = SelectObject (hdc, h_brush); | |
823 | ||
824 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
825 | compat_hdc, 0, p->dh, | |
826 | DSTINVERT); | |
827 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
828 | compat_hdc, 0, p->dh, | |
829 | 0x2E064A); | |
830 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
831 | compat_hdc, 0, p->dh, | |
832 | DSTINVERT); | |
833 | ||
834 | SelectObject (hdc, h_orig_brush); | |
835 | DeleteObject (h_brush); | |
836 | } | |
837 | else | |
838 | { | |
839 | SetTextColor (hdc, face->background); | |
840 | SetBkColor (hdc, (p->cursor_p | |
841 | ? f->output_data.w32->cursor_pixel | |
842 | : face->foreground)); | |
843 | ||
844 | BitBlt (hdc, p->x, p->y, p->wd, p->h, | |
845 | compat_hdc, 0, p->dh, | |
846 | SRCCOPY); | |
847 | } | |
791f420f | 848 | |
b6ae1532 KS |
849 | SelectObject (compat_hdc, horig_obj); |
850 | DeleteDC (compat_hdc); | |
851 | RestoreDC (hdc, -1); | |
d33c49e8 | 852 | } |
791f420f | 853 | |
b6ae1532 | 854 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 855 | |
791f420f JR |
856 | release_frame_dc (f, hdc); |
857 | } | |
858 | ||
6b61353c | 859 | static void |
b56ceb92 | 860 | w32_define_fringe_bitmap (int which, unsigned short *bits, int h, int wd) |
6b61353c | 861 | { |
0e9e9a2c KS |
862 | if (which >= max_fringe_bmp) |
863 | { | |
864 | int i = max_fringe_bmp; | |
865 | max_fringe_bmp = which + 20; | |
866 | fringe_bmp = (HBITMAP *) xrealloc (fringe_bmp, max_fringe_bmp * sizeof (HBITMAP)); | |
867 | while (i < max_fringe_bmp) | |
868 | fringe_bmp[i++] = 0; | |
869 | } | |
870 | ||
6b61353c KH |
871 | fringe_bmp[which] = CreateBitmap (wd, h, 1, 1, bits); |
872 | } | |
873 | ||
874 | static void | |
b56ceb92 | 875 | w32_destroy_fringe_bitmap (int which) |
6b61353c | 876 | { |
0e9e9a2c KS |
877 | if (which >= max_fringe_bmp) |
878 | return; | |
879 | ||
6b61353c KH |
880 | if (fringe_bmp[which]) |
881 | DeleteObject (fringe_bmp[which]); | |
882 | fringe_bmp[which] = 0; | |
883 | } | |
884 | ||
791f420f JR |
885 | /*********************************************************************** |
886 | Display Iterator | |
887 | ***********************************************************************/ | |
888 | ||
889 | /* Function prototypes of this page. */ | |
890 | ||
f57e2426 J |
891 | static void x_set_glyph_string_clipping (struct glyph_string *); |
892 | static void x_set_glyph_string_gc (struct glyph_string *); | |
893 | static void x_draw_glyph_string_background (struct glyph_string *, | |
894 | int); | |
895 | static void x_draw_glyph_string_foreground (struct glyph_string *); | |
896 | static void x_draw_composite_glyph_string_foreground (struct glyph_string *); | |
897 | static void x_draw_glyph_string_box (struct glyph_string *); | |
898 | static void x_draw_glyph_string (struct glyph_string *); | |
899 | static void x_set_cursor_gc (struct glyph_string *); | |
900 | static void x_set_mode_line_face_gc (struct glyph_string *); | |
901 | static void x_set_mouse_face_gc (struct glyph_string *); | |
791f420f | 902 | static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int); |
f57e2426 J |
903 | static void w32_setup_relief_color (struct frame *, struct relief *, |
904 | double, int, COLORREF); | |
905 | static void x_setup_relief_colors (struct glyph_string *); | |
906 | static void x_draw_image_glyph_string (struct glyph_string *); | |
907 | static void x_draw_image_relief (struct glyph_string *); | |
908 | static void x_draw_image_foreground (struct glyph_string *); | |
909 | static void w32_draw_image_foreground_1 (struct glyph_string *, HBITMAP); | |
910 | static void x_clear_glyph_string_rect (struct glyph_string *, int, | |
911 | int, int, int); | |
912 | static void w32_draw_relief_rect (struct frame *, int, int, int, int, | |
913 | int, int, int, int, int, int, | |
914 | RECT *); | |
915 | static void w32_draw_box_rect (struct glyph_string *, int, int, int, int, | |
916 | int, int, int, RECT *); | |
c2cc16fa | 917 | |
d67d1627 | 918 | |
791f420f JR |
919 | /* Set S->gc to a suitable GC for drawing glyph string S in cursor |
920 | face. */ | |
921 | ||
922 | static void | |
b56ceb92 | 923 | x_set_cursor_gc (struct glyph_string *s) |
791f420f JR |
924 | { |
925 | if (s->font == FRAME_FONT (s->f) | |
926 | && s->face->background == FRAME_BACKGROUND_PIXEL (s->f) | |
927 | && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f) | |
928 | && !s->cmp) | |
929 | s->gc = s->f->output_data.w32->cursor_gc; | |
930 | else | |
931 | { | |
932 | /* Cursor on non-default face: must merge. */ | |
933 | XGCValues xgcv; | |
934 | unsigned long mask; | |
935 | ||
936 | xgcv.background = s->f->output_data.w32->cursor_pixel; | |
937 | xgcv.foreground = s->face->background; | |
938 | ||
939 | /* If the glyph would be invisible, try a different foreground. */ | |
940 | if (xgcv.foreground == xgcv.background) | |
941 | xgcv.foreground = s->face->foreground; | |
942 | if (xgcv.foreground == xgcv.background) | |
943 | xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel; | |
944 | if (xgcv.foreground == xgcv.background) | |
945 | xgcv.foreground = s->face->foreground; | |
946 | ||
947 | /* Make sure the cursor is distinct from text in this face. */ | |
948 | if (xgcv.background == s->face->background | |
949 | && xgcv.foreground == s->face->foreground) | |
950 | { | |
951 | xgcv.background = s->face->foreground; | |
952 | xgcv.foreground = s->face->background; | |
953 | } | |
954 | ||
955 | IF_DEBUG (x_check_font (s->f, s->font)); | |
956 | xgcv.font = s->font; | |
957 | mask = GCForeground | GCBackground | GCFont; | |
958 | ||
aad3612f DA |
959 | if (FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc) |
960 | XChangeGC (NULL, FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
791f420f JR |
961 | mask, &xgcv); |
962 | else | |
aad3612f | 963 | FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc |
791f420f JR |
964 | = XCreateGC (NULL, s->window, mask, &xgcv); |
965 | ||
aad3612f | 966 | s->gc = FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc; |
791f420f JR |
967 | } |
968 | } | |
969 | ||
970 | ||
971 | /* Set up S->gc of glyph string S for drawing text in mouse face. */ | |
d67d1627 | 972 | |
791f420f | 973 | static void |
b56ceb92 | 974 | x_set_mouse_face_gc (struct glyph_string *s) |
d67d1627 | 975 | { |
791f420f | 976 | int face_id; |
93ff4395 | 977 | struct face *face; |
791f420f | 978 | |
c2cc16fa | 979 | /* What face has to be used last for the mouse face? */ |
bbf534ce | 980 | face_id = MOUSE_HL_INFO (s->f)->mouse_face_face_id; |
93ff4395 | 981 | face = FACE_FROM_ID (s->f, face_id); |
c2cc16fa JR |
982 | if (face == NULL) |
983 | face = FACE_FROM_ID (s->f, MOUSE_FACE_ID); | |
d67d1627 | 984 | |
c2cc16fa | 985 | if (s->first_glyph->type == CHAR_GLYPH) |
14ee5d4c | 986 | face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch, -1, Qnil); |
c2cc16fa | 987 | else |
14ee5d4c | 988 | face_id = FACE_FOR_CHAR (s->f, face, 0, -1, Qnil); |
791f420f JR |
989 | s->face = FACE_FROM_ID (s->f, face_id); |
990 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); | |
991 | ||
992 | /* If font in this face is same as S->font, use it. */ | |
993 | if (s->font == s->face->font) | |
994 | s->gc = s->face->gc; | |
995 | else | |
996 | { | |
997 | /* Otherwise construct scratch_cursor_gc with values from FACE | |
998 | but font FONT. */ | |
999 | XGCValues xgcv; | |
1000 | unsigned long mask; | |
d67d1627 | 1001 | |
791f420f JR |
1002 | xgcv.background = s->face->background; |
1003 | xgcv.foreground = s->face->foreground; | |
1004 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1005 | xgcv.font = s->font; | |
1006 | mask = GCForeground | GCBackground | GCFont; | |
d67d1627 | 1007 | |
aad3612f DA |
1008 | if (FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc) |
1009 | XChangeGC (NULL, FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
791f420f JR |
1010 | mask, &xgcv); |
1011 | else | |
aad3612f | 1012 | FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc |
791f420f | 1013 | = XCreateGC (NULL, s->window, mask, &xgcv); |
d67d1627 | 1014 | |
aad3612f | 1015 | s->gc = FRAME_DISPLAY_INFO (s->f)->scratch_cursor_gc; |
791f420f JR |
1016 | } |
1017 | ||
a54e2c05 | 1018 | eassert (s->gc != 0); |
791f420f JR |
1019 | } |
1020 | ||
1021 | ||
1022 | /* Set S->gc of glyph string S to a GC suitable for drawing a mode line. | |
1023 | Faces to use in the mode line have already been computed when the | |
1024 | matrix was built, so there isn't much to do, here. */ | |
1025 | ||
55d4c1b2 | 1026 | static inline void |
b56ceb92 | 1027 | x_set_mode_line_face_gc (struct glyph_string *s) |
d67d1627 | 1028 | { |
791f420f | 1029 | s->gc = s->face->gc; |
791f420f JR |
1030 | } |
1031 | ||
1032 | ||
1033 | /* Set S->gc of glyph string S for drawing that glyph string. Set | |
1034 | S->stippled_p to a non-zero value if the face of S has a stipple | |
1035 | pattern. */ | |
1036 | ||
55d4c1b2 | 1037 | static inline void |
b56ceb92 | 1038 | x_set_glyph_string_gc (struct glyph_string *s) |
791f420f | 1039 | { |
ec48c3a7 | 1040 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); |
d67d1627 | 1041 | |
791f420f JR |
1042 | if (s->hl == DRAW_NORMAL_TEXT) |
1043 | { | |
1044 | s->gc = s->face->gc; | |
1045 | s->stippled_p = s->face->stipple != 0; | |
1046 | } | |
1047 | else if (s->hl == DRAW_INVERSE_VIDEO) | |
1048 | { | |
1049 | x_set_mode_line_face_gc (s); | |
1050 | s->stippled_p = s->face->stipple != 0; | |
1051 | } | |
1052 | else if (s->hl == DRAW_CURSOR) | |
1053 | { | |
1054 | x_set_cursor_gc (s); | |
1055 | s->stippled_p = 0; | |
1056 | } | |
1057 | else if (s->hl == DRAW_MOUSE_FACE) | |
1058 | { | |
1059 | x_set_mouse_face_gc (s); | |
1060 | s->stippled_p = s->face->stipple != 0; | |
1061 | } | |
1062 | else if (s->hl == DRAW_IMAGE_RAISED | |
1063 | || s->hl == DRAW_IMAGE_SUNKEN) | |
1064 | { | |
1065 | s->gc = s->face->gc; | |
1066 | s->stippled_p = s->face->stipple != 0; | |
1067 | } | |
1068 | else | |
1069 | { | |
1070 | s->gc = s->face->gc; | |
1071 | s->stippled_p = s->face->stipple != 0; | |
1072 | } | |
1073 | ||
1074 | /* GC must have been set. */ | |
a54e2c05 | 1075 | eassert (s->gc != 0); |
791f420f JR |
1076 | } |
1077 | ||
1078 | ||
791f420f JR |
1079 | /* Set clipping for output of glyph string S. S may be part of a mode |
1080 | line or menu if we don't have X toolkit support. */ | |
1081 | ||
55d4c1b2 | 1082 | static inline void |
b56ceb92 | 1083 | x_set_glyph_string_clipping (struct glyph_string *s) |
791f420f | 1084 | { |
3ca3504a | 1085 | RECT *r = s->clip; |
3ca3504a JR |
1086 | int n = get_glyph_string_clip_rects (s, r, 2); |
1087 | ||
1088 | if (n == 1) | |
1089 | w32_set_clip_rectangle (s->hdc, r); | |
1090 | else if (n > 1) | |
1091 | { | |
1149507c JB |
1092 | HRGN clip1 = CreateRectRgnIndirect (r); |
1093 | HRGN clip2 = CreateRectRgnIndirect (r + 1); | |
1094 | if (CombineRgn (clip1, clip1, clip2, RGN_OR) != ERROR) | |
1095 | SelectClipRgn (s->hdc, clip1); | |
3ca3504a JR |
1096 | DeleteObject (clip1); |
1097 | DeleteObject (clip2); | |
3ca3504a | 1098 | } |
3ca3504a | 1099 | s->num_clips = n; |
791f420f JR |
1100 | } |
1101 | ||
027f6f90 JR |
1102 | /* Set SRC's clipping for output of glyph string DST. This is called |
1103 | when we are drawing DST's left_overhang or right_overhang only in | |
1104 | the area of SRC. */ | |
1105 | ||
1106 | static void | |
b56ceb92 JB |
1107 | x_set_glyph_string_clipping_exactly (struct glyph_string *src, |
1108 | struct glyph_string *dst) | |
027f6f90 JR |
1109 | { |
1110 | RECT r; | |
1111 | ||
ef39ccbb KH |
1112 | r.left = src->x; |
1113 | r.right = r.left + src->width; | |
1114 | r.top = src->y; | |
1115 | r.bottom = r.top + src->height; | |
1116 | dst->clip[0] = r; | |
1117 | dst->num_clips = 1; | |
027f6f90 JR |
1118 | w32_set_clip_rectangle (dst->hdc, &r); |
1119 | } | |
791f420f | 1120 | |
6b6bd726 | 1121 | /* RIF: |
ef39ccbb | 1122 | Compute left and right overhang of glyph string S. */ |
791f420f | 1123 | |
6b6bd726 | 1124 | static void |
b56ceb92 | 1125 | w32_compute_glyph_string_overhangs (struct glyph_string *s) |
791f420f | 1126 | { |
cf907d69 | 1127 | if (s->cmp == NULL |
ef39ccbb KH |
1128 | && s->first_glyph->type == CHAR_GLYPH |
1129 | && !s->font_not_found_p) | |
cf907d69 | 1130 | { |
ef39ccbb KH |
1131 | unsigned *code = alloca (sizeof (unsigned) * s->nchars); |
1132 | struct font *font = s->font; | |
1133 | struct font_metrics metrics; | |
1134 | int i; | |
cf907d69 | 1135 | |
ef39ccbb KH |
1136 | for (i = 0; i < s->nchars; i++) |
1137 | code[i] = s->char2b[i]; | |
1138 | font->driver->text_extents (font, code, s->nchars, &metrics); | |
1139 | s->right_overhang = (metrics.rbearing > metrics.width | |
1140 | ? metrics.rbearing - metrics.width : 0); | |
1141 | s->left_overhang = metrics.lbearing < 0 ? -metrics.lbearing : 0; | |
cf907d69 JR |
1142 | } |
1143 | else if (s->cmp) | |
1144 | { | |
1145 | s->right_overhang = s->cmp->rbearing - s->cmp->pixel_width; | |
1146 | s->left_overhang = -s->cmp->lbearing; | |
1147 | } | |
791f420f JR |
1148 | } |
1149 | ||
791f420f JR |
1150 | /* Fill rectangle X, Y, W, H with background color of glyph string S. */ |
1151 | ||
55d4c1b2 | 1152 | static inline void |
b56ceb92 JB |
1153 | x_clear_glyph_string_rect (struct glyph_string *s, |
1154 | int x, int y, int w, int h) | |
791f420f JR |
1155 | { |
1156 | int real_x = x; | |
1157 | int real_y = y; | |
1158 | int real_w = w; | |
1159 | int real_h = h; | |
1160 | #if 0 | |
1161 | /* Take clipping into account. */ | |
1162 | if (s->gc->clip_mask == Rect) | |
1163 | { | |
1164 | real_x = max (real_x, s->gc->clip_rectangle.left); | |
1165 | real_y = max (real_y, s->gc->clip_rectangle.top); | |
1166 | real_w = min (real_w, s->gc->clip_rectangle.right | |
1167 | - s->gc->clip_rectangle.left); | |
1168 | real_h = min (real_h, s->gc->clip_rectangle.bottom | |
1169 | - s->gc->clip_rectangle.top); | |
1170 | } | |
1171 | #endif | |
1172 | w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y, | |
1173 | real_w, real_h); | |
1174 | } | |
1175 | ||
1176 | ||
1177 | /* Draw the background of glyph_string S. If S->background_filled_p | |
1178 | is non-zero don't draw it. FORCE_P non-zero means draw the | |
1179 | background even if it wouldn't be drawn normally. This is used | |
1180 | when a string preceding S draws into the background of S, or S | |
1181 | contains the first component of a composition. */ | |
1182 | ||
1183 | static void | |
b56ceb92 | 1184 | x_draw_glyph_string_background (struct glyph_string *s, int force_p) |
791f420f JR |
1185 | { |
1186 | /* Nothing to do if background has already been drawn or if it | |
1187 | shouldn't be drawn in the first place. */ | |
1188 | if (!s->background_filled_p) | |
1189 | { | |
60222d69 AI |
1190 | int box_line_width = max (s->face->box_line_width, 0); |
1191 | ||
01b220b6 | 1192 | #if 0 /* TODO: stipple */ |
791f420f JR |
1193 | if (s->stippled_p) |
1194 | { | |
1195 | /* Fill background with a stipple pattern. */ | |
1196 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
1197 | XFillRectangle (s->display, s->window, s->gc, s->x, | |
60222d69 | 1198 | s->y + box_line_width, |
791f420f | 1199 | s->background_width, |
60222d69 | 1200 | s->height - 2 * box_line_width); |
791f420f JR |
1201 | XSetFillStyle (s->display, s->gc, FillSolid); |
1202 | s->background_filled_p = 1; | |
1203 | } | |
1204 | else | |
1205 | #endif | |
60222d69 | 1206 | if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width |
791f420f JR |
1207 | || s->font_not_found_p |
1208 | || s->extends_to_end_of_line_p | |
1209 | || force_p) | |
1210 | { | |
60222d69 | 1211 | x_clear_glyph_string_rect (s, s->x, s->y + box_line_width, |
791f420f | 1212 | s->background_width, |
60222d69 | 1213 | s->height - 2 * box_line_width); |
791f420f JR |
1214 | s->background_filled_p = 1; |
1215 | } | |
1216 | } | |
1217 | } | |
1218 | ||
1219 | ||
1220 | /* Draw the foreground of glyph string S. */ | |
1221 | ||
1222 | static void | |
b56ceb92 | 1223 | x_draw_glyph_string_foreground (struct glyph_string *s) |
791f420f JR |
1224 | { |
1225 | int i, x; | |
1226 | ||
1227 | /* If first glyph of S has a left box line, start drawing the text | |
1228 | of S to the right of that box line. */ | |
1229 | if (s->face->box != FACE_NO_BOX | |
1230 | && s->first_glyph->left_box_line_p) | |
1ea40aa2 | 1231 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1232 | else |
1233 | x = s->x; | |
1234 | ||
791f420f JR |
1235 | SetTextColor (s->hdc, s->gc->foreground); |
1236 | SetBkColor (s->hdc, s->gc->background); | |
1237 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1238 | ||
791f420f JR |
1239 | /* Draw characters of S as rectangles if S's font could not be |
1240 | loaded. */ | |
1241 | if (s->font_not_found_p) | |
1242 | { | |
1243 | for (i = 0; i < s->nchars; ++i) | |
1244 | { | |
1245 | struct glyph *g = s->first_glyph + i; | |
1246 | ||
1247 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1, | |
1248 | s->height - 1); | |
1249 | x += g->pixel_width; | |
1250 | } | |
1251 | } | |
ef39ccbb | 1252 | else |
027f6f90 | 1253 | { |
c35f9821 JR |
1254 | struct font *font = s->font; |
1255 | int boff = font->baseline_offset; | |
027f6f90 | 1256 | int y; |
c35f9821 JR |
1257 | HFONT old_font; |
1258 | ||
1259 | old_font = SelectObject (s->hdc, FONT_HANDLE (font)); | |
027f6f90 | 1260 | |
c35f9821 JR |
1261 | if (font->vertical_centering) |
1262 | boff = VCENTER_BASELINE_OFFSET (font, s->f) - boff; | |
027f6f90 JR |
1263 | |
1264 | y = s->ybase - boff; | |
1265 | if (s->for_overlaps | |
1266 | || (s->background_filled_p && s->hl != DRAW_CURSOR)) | |
c35f9821 | 1267 | font->driver->draw (s, 0, s->nchars, x, y, 0); |
027f6f90 | 1268 | else |
c35f9821 | 1269 | font->driver->draw (s, 0, s->nchars, x, y, 1); |
027f6f90 | 1270 | if (s->face->overstrike) |
c35f9821 | 1271 | font->driver->draw (s, 0, s->nchars, x + 1, y, 0); |
791f420f | 1272 | |
c35f9821 JR |
1273 | SelectObject (s->hdc, old_font); |
1274 | } | |
791f420f JR |
1275 | } |
1276 | ||
1277 | /* Draw the foreground of composite glyph string S. */ | |
1278 | ||
1279 | static void | |
b56ceb92 | 1280 | x_draw_composite_glyph_string_foreground (struct glyph_string *s) |
791f420f | 1281 | { |
027f6f90 | 1282 | int i, j, x; |
2b107652 | 1283 | struct font *font = s->font; |
791f420f JR |
1284 | |
1285 | /* If first glyph of S has a left box line, start drawing the text | |
1286 | of S to the right of that box line. */ | |
027f6f90 | 1287 | if (s->face && s->face->box != FACE_NO_BOX |
791f420f | 1288 | && s->first_glyph->left_box_line_p) |
1ea40aa2 | 1289 | x = s->x + eabs (s->face->box_line_width); |
791f420f JR |
1290 | else |
1291 | x = s->x; | |
1292 | ||
2b107652 KH |
1293 | /* S is a glyph string for a composition. S->cmp_from is the index |
1294 | of the first character drawn for glyphs of this composition. | |
1295 | S->cmp_from == 0 means we are drawing the very first character of | |
791f420f JR |
1296 | this composition. */ |
1297 | ||
1298 | SetTextColor (s->hdc, s->gc->foreground); | |
1299 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
1300 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); |
1301 | ||
1302 | /* Draw a rectangle for the composition if the font for the very | |
1303 | first character of the composition could not be loaded. */ | |
1304 | if (s->font_not_found_p) | |
1305 | { | |
2b107652 | 1306 | if (s->cmp_from == 0) |
791f420f JR |
1307 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1, |
1308 | s->height - 1); | |
1309 | } | |
2b107652 KH |
1310 | else if (! s->first_glyph->u.cmp.automatic) |
1311 | { | |
1312 | int y = s->ybase; | |
2b107652 KH |
1313 | HFONT old_font; |
1314 | ||
1315 | old_font = SelectObject (s->hdc, FONT_HANDLE (font)); | |
1316 | ||
1317 | for (i = 0, j = s->cmp_from; i < s->nchars; i++, j++) | |
bd01620e EZ |
1318 | /* TAB in a composition means display glyphs with padding |
1319 | space on the left or right. */ | |
2b107652 KH |
1320 | if (COMPOSITION_GLYPH (s->cmp, j) != '\t') |
1321 | { | |
1322 | int xx = x + s->cmp->offsets[j * 2]; | |
1323 | int yy = y - s->cmp->offsets[j * 2 + 1]; | |
1324 | ||
1325 | font->driver->draw (s, j, j + 1, xx, yy, 0); | |
1326 | if (s->face->overstrike) | |
1327 | font->driver->draw (s, j, j + 1, xx + 1, yy, 0); | |
1328 | } | |
1329 | SelectObject (s->hdc, old_font); | |
1330 | } | |
c35f9821 | 1331 | else |
791f420f | 1332 | { |
2b107652 KH |
1333 | Lisp_Object gstring = composition_gstring_from_id (s->cmp_id); |
1334 | Lisp_Object glyph; | |
027f6f90 JR |
1335 | int y = s->ybase; |
1336 | int width = 0; | |
c35f9821 JR |
1337 | HFONT old_font; |
1338 | ||
1339 | old_font = SelectObject (s->hdc, FONT_HANDLE (font)); | |
027f6f90 | 1340 | |
2b107652 | 1341 | for (i = j = s->cmp_from; i < s->cmp_to; i++) |
a18bb28d | 1342 | { |
2b107652 KH |
1343 | glyph = LGSTRING_GLYPH (gstring, i); |
1344 | if (NILP (LGLYPH_ADJUSTMENT (glyph))) | |
1345 | width += LGLYPH_WIDTH (glyph); | |
1346 | else | |
027f6f90 | 1347 | { |
027f6f90 JR |
1348 | int xoff, yoff, wadjust; |
1349 | ||
2b107652 | 1350 | if (j < i) |
027f6f90 | 1351 | { |
2b107652 | 1352 | font->driver->draw (s, j, i, x, y, 0); |
027f6f90 JR |
1353 | x += width; |
1354 | } | |
2b107652 KH |
1355 | xoff = LGLYPH_XOFF (glyph); |
1356 | yoff = LGLYPH_YOFF (glyph); | |
1357 | wadjust = LGLYPH_WADJUST (glyph); | |
027f6f90 | 1358 | font->driver->draw (s, i, i + 1, x + xoff, y + yoff, 0); |
0c16681f | 1359 | x += wadjust; |
2b107652 | 1360 | j = i + 1; |
027f6f90 JR |
1361 | width = 0; |
1362 | } | |
a18bb28d | 1363 | } |
2b107652 KH |
1364 | if (j < i) |
1365 | font->driver->draw (s, j, i, x, y, 0); | |
1366 | ||
c35f9821 | 1367 | SelectObject (s->hdc, old_font); |
791f420f JR |
1368 | } |
1369 | } | |
1370 | ||
e5fa381b | 1371 | |
b2cca856 KH |
1372 | /* Draw the foreground of glyph string S for glyphless characters. */ |
1373 | ||
1374 | static void | |
1375 | x_draw_glyphless_glyph_string_foreground (struct glyph_string *s) | |
1376 | { | |
1377 | struct glyph *glyph = s->first_glyph; | |
1378 | XChar2b char2b[8]; | |
1379 | int x, i, j; | |
65b6b59a | 1380 | int with_background; |
b2cca856 KH |
1381 | |
1382 | /* If first glyph of S has a left box line, start drawing the text | |
1383 | of S to the right of that box line. */ | |
1384 | if (s->face->box != FACE_NO_BOX | |
1385 | && s->first_glyph->left_box_line_p) | |
1386 | x = s->x + eabs (s->face->box_line_width); | |
1387 | else | |
1388 | x = s->x; | |
1389 | ||
1390 | SetTextColor (s->hdc, s->gc->foreground); | |
1391 | SetBkColor (s->hdc, s->gc->background); | |
1392 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1393 | ||
1394 | s->char2b = char2b; | |
65b6b59a KH |
1395 | with_background = ! (s->for_overlaps |
1396 | || (s->background_filled_p && s->hl != DRAW_CURSOR)); | |
b2cca856 KH |
1397 | for (i = 0; i < s->nchars; i++, glyph++) |
1398 | { | |
1399 | char buf[7], *str = NULL; | |
1400 | int len = glyph->u.glyphless.len; | |
1401 | ||
1402 | if (glyph->u.glyphless.method == GLYPHLESS_DISPLAY_ACRONYM) | |
1403 | { | |
1404 | if (len > 1 | |
1405 | && CHAR_TABLE_P (Vglyphless_char_display) | |
1406 | && (CHAR_TABLE_EXTRA_SLOTS (XCHAR_TABLE (Vglyphless_char_display)) | |
1407 | >= 1)) | |
1408 | { | |
1409 | Lisp_Object acronym | |
1410 | = (! glyph->u.glyphless.for_no_font | |
1411 | ? CHAR_TABLE_REF (Vglyphless_char_display, | |
1412 | glyph->u.glyphless.ch) | |
1413 | : XCHAR_TABLE (Vglyphless_char_display)->extras[0]); | |
1414 | if (STRINGP (acronym)) | |
51b59d79 | 1415 | str = SSDATA (acronym); |
b2cca856 KH |
1416 | } |
1417 | } | |
0eb025fb | 1418 | else if (glyph->u.glyphless.method == GLYPHLESS_DISPLAY_HEX_CODE) |
b2cca856 KH |
1419 | { |
1420 | sprintf ((char *) buf, "%0*X", | |
1421 | glyph->u.glyphless.ch < 0x10000 ? 4 : 6, | |
1422 | glyph->u.glyphless.ch); | |
1423 | str = buf; | |
1424 | } | |
1425 | ||
0eb025fb EZ |
1426 | if (glyph->u.glyphless.method != GLYPHLESS_DISPLAY_THIN_SPACE) |
1427 | w32_draw_rectangle (s->hdc, s->gc, | |
1428 | x, s->ybase - glyph->ascent, | |
1429 | glyph->pixel_width - 1, | |
1430 | glyph->ascent + glyph->descent - 1); | |
b2cca856 KH |
1431 | if (str) |
1432 | { | |
1433 | struct font *font = s->font; | |
1434 | int upper_len = (len + 1) / 2; | |
1435 | unsigned code; | |
1436 | HFONT old_font; | |
1437 | ||
65b6b59a | 1438 | old_font = SelectObject (s->hdc, FONT_HANDLE (font)); |
0eb025fb | 1439 | /* It is certain that all LEN characters in STR are ASCII. */ |
b2cca856 KH |
1440 | for (j = 0; j < len; j++) |
1441 | { | |
1442 | code = font->driver->encode_char (font, str[j]); | |
1443 | STORE_XCHAR2B (char2b + j, code >> 8, code & 0xFF); | |
1444 | } | |
1445 | font->driver->draw (s, 0, upper_len, | |
1446 | x + glyph->slice.glyphless.upper_xoff, | |
1447 | s->ybase + glyph->slice.glyphless.upper_yoff, | |
65b6b59a | 1448 | with_background); |
b2cca856 KH |
1449 | font->driver->draw (s, upper_len, len, |
1450 | x + glyph->slice.glyphless.lower_xoff, | |
1451 | s->ybase + glyph->slice.glyphless.lower_yoff, | |
65b6b59a | 1452 | with_background); |
b2cca856 KH |
1453 | SelectObject (s->hdc, old_font); |
1454 | } | |
b2cca856 KH |
1455 | x += glyph->pixel_width; |
1456 | } | |
1457 | } | |
1458 | ||
1459 | ||
e5fa381b JR |
1460 | /* Brightness beyond which a color won't have its highlight brightness |
1461 | boosted. | |
1462 | ||
1463 | Nominally, highlight colors for `3d' faces are calculated by | |
1464 | brightening an object's color by a constant scale factor, but this | |
e8500ff4 | 1465 | doesn't yield good results for dark colors, so for colors whose |
e5fa381b JR |
1466 | brightness is less than this value (on a scale of 0-255) have to |
1467 | use an additional additive factor. | |
1468 | ||
1469 | The value here is set so that the default menu-bar/mode-line color | |
1470 | (grey75) will not have its highlights changed at all. */ | |
1471 | #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187 | |
1472 | ||
1473 | ||
791f420f JR |
1474 | /* Allocate a color which is lighter or darker than *COLOR by FACTOR |
1475 | or DELTA. Try a color with RGB values multiplied by FACTOR first. | |
1476 | If this produces the same color as COLOR, try a color where all RGB | |
1477 | values have DELTA added. Return the allocated color in *COLOR. | |
1478 | DISPLAY is the X display, CMAP is the colormap to operate on. | |
1479 | Value is non-zero if successful. */ | |
1480 | ||
1481 | static int | |
b56ceb92 JB |
1482 | w32_alloc_lighter_color (struct frame *f, COLORREF *color, |
1483 | double factor, int delta) | |
791f420f JR |
1484 | { |
1485 | COLORREF new; | |
e5fa381b JR |
1486 | long bright; |
1487 | ||
1488 | /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */ | |
1489 | delta /= 256; | |
791f420f JR |
1490 | |
1491 | /* Change RGB values by specified FACTOR. Avoid overflow! */ | |
a54e2c05 | 1492 | eassert (factor >= 0); |
791f420f JR |
1493 | new = PALETTERGB (min (0xff, factor * GetRValue (*color)), |
1494 | min (0xff, factor * GetGValue (*color)), | |
1495 | min (0xff, factor * GetBValue (*color))); | |
e5fa381b JR |
1496 | |
1497 | /* Calculate brightness of COLOR. */ | |
1498 | bright = (2 * GetRValue (*color) + 3 * GetGValue (*color) | |
1499 | + GetBValue (*color)) / 6; | |
1500 | ||
1501 | /* We only boost colors that are darker than | |
1502 | HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */ | |
1503 | if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT) | |
1504 | /* Make an additive adjustment to NEW, because it's dark enough so | |
1505 | that scaling by FACTOR alone isn't enough. */ | |
1506 | { | |
1507 | /* How far below the limit this color is (0 - 1, 1 being darker). */ | |
1508 | double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT; | |
1509 | /* The additive adjustment. */ | |
1510 | int min_delta = delta * dimness * factor / 2; | |
d67d1627 | 1511 | |
e5fa381b JR |
1512 | if (factor < 1) |
1513 | new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))), | |
1514 | max (0, min (0xff, min_delta - GetGValue (*color))), | |
1515 | max (0, min (0xff, min_delta - GetBValue (*color)))); | |
1516 | else | |
1517 | new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))), | |
1518 | max (0, min (0xff, min_delta + GetGValue (*color))), | |
1519 | max (0, min (0xff, min_delta + GetBValue (*color)))); | |
1520 | } | |
d67d1627 | 1521 | |
791f420f JR |
1522 | if (new == *color) |
1523 | new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))), | |
1524 | max (0, min (0xff, delta + GetGValue (*color))), | |
1525 | max (0, min (0xff, delta + GetBValue (*color)))); | |
1526 | ||
01b220b6 JR |
1527 | /* TODO: Map to palette and retry with delta if same? */ |
1528 | /* TODO: Free colors (if using palette)? */ | |
93ff4395 | 1529 | |
791f420f JR |
1530 | if (new == *color) |
1531 | return 0; | |
1532 | ||
1533 | *color = new; | |
1534 | ||
1535 | return 1; | |
1536 | } | |
1537 | ||
8b7d0a16 JR |
1538 | /* On frame F, translate pixel colors to RGB values for the NCOLORS |
1539 | colors in COLORS. On W32, we no longer try to map colors to | |
1540 | a palette. */ | |
1541 | void | |
b56ceb92 | 1542 | x_query_colors (struct frame *f, XColor *colors, int ncolors) |
8b7d0a16 JR |
1543 | { |
1544 | int i; | |
1545 | ||
1546 | for (i = 0; i < ncolors; i++) | |
1547 | { | |
1548 | DWORD pixel = colors[i].pixel; | |
1549 | /* Convert to a 16 bit value in range 0 - 0xffff. */ | |
1550 | colors[i].red = GetRValue (pixel) * 257; | |
1551 | colors[i].green = GetGValue (pixel) * 257; | |
1552 | colors[i].blue = GetBValue (pixel) * 257; | |
1553 | } | |
1554 | } | |
1555 | ||
1556 | void | |
b56ceb92 | 1557 | x_query_color (struct frame *f, XColor *color) |
8b7d0a16 JR |
1558 | { |
1559 | x_query_colors (f, color, 1); | |
1560 | } | |
1561 | ||
791f420f JR |
1562 | |
1563 | /* Set up the foreground color for drawing relief lines of glyph | |
1564 | string S. RELIEF is a pointer to a struct relief containing the GC | |
1565 | with which lines will be drawn. Use a color that is FACTOR or | |
1566 | DELTA lighter or darker than the relief's background which is found | |
1567 | in S->f->output_data.x->relief_background. If such a color cannot | |
1568 | be allocated, use DEFAULT_PIXEL, instead. */ | |
d67d1627 | 1569 | |
791f420f | 1570 | static void |
b56ceb92 JB |
1571 | w32_setup_relief_color (struct frame *f, struct relief *relief, double factor, |
1572 | int delta, COLORREF default_pixel) | |
791f420f JR |
1573 | { |
1574 | XGCValues xgcv; | |
1575 | struct w32_output *di = f->output_data.w32; | |
1576 | unsigned long mask = GCForeground; | |
1577 | COLORREF pixel; | |
1578 | COLORREF background = di->relief_background; | |
aad3612f | 1579 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (f); |
791f420f | 1580 | |
01b220b6 | 1581 | /* TODO: Free colors (if using palette)? */ |
93ff4395 | 1582 | |
791f420f JR |
1583 | /* Allocate new color. */ |
1584 | xgcv.foreground = default_pixel; | |
1585 | pixel = background; | |
1586 | if (w32_alloc_lighter_color (f, &pixel, factor, delta)) | |
0085b9be | 1587 | xgcv.foreground = relief->pixel = pixel; |
d67d1627 | 1588 | |
791f420f JR |
1589 | if (relief->gc == 0) |
1590 | { | |
01b220b6 | 1591 | #if 0 /* TODO: stipple */ |
791f420f JR |
1592 | xgcv.stipple = dpyinfo->gray; |
1593 | mask |= GCStipple; | |
1594 | #endif | |
1595 | relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv); | |
1596 | } | |
1597 | else | |
1598 | XChangeGC (NULL, relief->gc, mask, &xgcv); | |
1599 | } | |
1600 | ||
1601 | ||
1602 | /* Set up colors for the relief lines around glyph string S. */ | |
1603 | ||
1604 | static void | |
b56ceb92 | 1605 | x_setup_relief_colors (struct glyph_string *s) |
791f420f JR |
1606 | { |
1607 | struct w32_output *di = s->f->output_data.w32; | |
1608 | COLORREF color; | |
1609 | ||
1610 | if (s->face->use_box_color_for_shadows_p) | |
1611 | color = s->face->box_color; | |
6ff3e5e3 | 1612 | else if (s->first_glyph->type == IMAGE_GLYPH |
6637c996 | 1613 | && s->img->pixmap |
6ff3e5e3 JR |
1614 | && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0)) |
1615 | color = IMAGE_BACKGROUND (s->img, s->f, 0); | |
791f420f JR |
1616 | else |
1617 | color = s->gc->background; | |
1618 | ||
1619 | if (di->white_relief.gc == 0 | |
1620 | || color != di->relief_background) | |
1621 | { | |
1622 | di->relief_background = color; | |
1623 | w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000, | |
1624 | WHITE_PIX_DEFAULT (s->f)); | |
1625 | w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000, | |
1626 | BLACK_PIX_DEFAULT (s->f)); | |
1627 | } | |
1628 | } | |
1629 | ||
1630 | ||
1631 | /* Draw a relief on frame F inside the rectangle given by LEFT_X, | |
1632 | TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief | |
1633 | to draw, it must be >= 0. RAISED_P non-zero means draw a raised | |
1634 | relief. LEFT_P non-zero means draw a relief on the left side of | |
1635 | the rectangle. RIGHT_P non-zero means draw a relief on the right | |
1636 | side of the rectangle. CLIP_RECT is the clipping rectangle to use | |
1637 | when drawing. */ | |
1638 | ||
1639 | static void | |
b56ceb92 | 1640 | w32_draw_relief_rect (struct frame *f, |
e8500ff4 JB |
1641 | int left_x, int top_y, int right_x, int bottom_y, |
1642 | int width, int raised_p, | |
1643 | int top_p, int bot_p, int left_p, int right_p, | |
b56ceb92 | 1644 | RECT *clip_rect) |
791f420f JR |
1645 | { |
1646 | int i; | |
1647 | XGCValues gc; | |
1648 | HDC hdc = get_frame_dc (f); | |
1649 | ||
1650 | if (raised_p) | |
e5fa381b | 1651 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
791f420f | 1652 | else |
e5fa381b | 1653 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f JR |
1654 | |
1655 | w32_set_clip_rectangle (hdc, clip_rect); | |
1656 | ||
1657 | /* Top. */ | |
cb0b194a KS |
1658 | if (top_p) |
1659 | for (i = 0; i < width; ++i) | |
1660 | w32_fill_area (f, hdc, gc.foreground, | |
1661 | left_x + i * left_p, top_y + i, | |
1662 | right_x - left_x - i * (left_p + right_p ) + 1, 1); | |
791f420f JR |
1663 | |
1664 | /* Left. */ | |
1665 | if (left_p) | |
1666 | for (i = 0; i < width; ++i) | |
9f5a911b | 1667 | w32_fill_area (f, hdc, gc.foreground, |
75b4f59c YM |
1668 | left_x + i, top_y + (i + 1) * top_p, 1, |
1669 | bottom_y - top_y - (i + 1) * (bot_p + top_p) + 1); | |
791f420f JR |
1670 | |
1671 | if (raised_p) | |
e5fa381b | 1672 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f | 1673 | else |
e5fa381b | 1674 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
d67d1627 | 1675 | |
791f420f | 1676 | /* Bottom. */ |
cb0b194a KS |
1677 | if (bot_p) |
1678 | for (i = 0; i < width; ++i) | |
1679 | w32_fill_area (f, hdc, gc.foreground, | |
1680 | left_x + i * left_p, bottom_y - i, | |
1681 | right_x - left_x - i * (left_p + right_p) + 1, 1); | |
791f420f JR |
1682 | |
1683 | /* Right. */ | |
1684 | if (right_p) | |
1685 | for (i = 0; i < width; ++i) | |
9f5a911b | 1686 | w32_fill_area (f, hdc, gc.foreground, |
75b4f59c YM |
1687 | right_x - i, top_y + (i + 1) * top_p, 1, |
1688 | bottom_y - top_y - (i + 1) * (bot_p + top_p) + 1); | |
791f420f JR |
1689 | |
1690 | w32_set_clip_rectangle (hdc, NULL); | |
d67d1627 | 1691 | |
791f420f JR |
1692 | release_frame_dc (f, hdc); |
1693 | } | |
1694 | ||
1695 | ||
1696 | /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y, | |
1697 | RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to | |
1698 | draw, it must be >= 0. LEFT_P non-zero means draw a line on the | |
1699 | left side of the rectangle. RIGHT_P non-zero means draw a line | |
1700 | on the right side of the rectangle. CLIP_RECT is the clipping | |
1701 | rectangle to use when drawing. */ | |
1702 | ||
1703 | static void | |
b56ceb92 JB |
1704 | w32_draw_box_rect (struct glyph_string *s, |
1705 | int left_x, int top_y, int right_x, int bottom_y, int width, | |
1706 | int left_p, int right_p, RECT *clip_rect) | |
791f420f | 1707 | { |
00fe468b | 1708 | w32_set_clip_rectangle (s->hdc, clip_rect); |
d67d1627 | 1709 | |
791f420f | 1710 | /* Top. */ |
00fe468b | 1711 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 1712 | left_x, top_y, right_x - left_x + 1, width); |
791f420f JR |
1713 | |
1714 | /* Left. */ | |
1715 | if (left_p) | |
1716 | { | |
00fe468b | 1717 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 1718 | left_x, top_y, width, bottom_y - top_y + 1); |
791f420f | 1719 | } |
d67d1627 | 1720 | |
791f420f | 1721 | /* Bottom. */ |
00fe468b | 1722 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 1723 | left_x, bottom_y - width + 1, right_x - left_x + 1, width); |
d67d1627 | 1724 | |
791f420f JR |
1725 | /* Right. */ |
1726 | if (right_p) | |
1727 | { | |
00fe468b | 1728 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 1729 | right_x - width + 1, top_y, width, bottom_y - top_y + 1); |
791f420f JR |
1730 | } |
1731 | ||
00fe468b | 1732 | w32_set_clip_rectangle (s->hdc, NULL); |
791f420f JR |
1733 | } |
1734 | ||
1735 | ||
1736 | /* Draw a box around glyph string S. */ | |
1737 | ||
1738 | static void | |
b56ceb92 | 1739 | x_draw_glyph_string_box (struct glyph_string *s) |
791f420f JR |
1740 | { |
1741 | int width, left_x, right_x, top_y, bottom_y, last_x, raised_p; | |
1742 | int left_p, right_p; | |
1743 | struct glyph *last_glyph; | |
1744 | RECT clip_rect; | |
1745 | ||
82ead4b1 KS |
1746 | last_x = ((s->row->full_width_p && !s->w->pseudo_window_p) |
1747 | ? WINDOW_RIGHT_EDGE_X (s->w) | |
1748 | : window_box_right (s->w, s->area)); | |
d67d1627 | 1749 | |
791f420f JR |
1750 | /* The glyph that may have a right box line. */ |
1751 | last_glyph = (s->cmp || s->img | |
1752 | ? s->first_glyph | |
1753 | : s->first_glyph + s->nchars - 1); | |
1754 | ||
1ea40aa2 | 1755 | width = eabs (s->face->box_line_width); |
791f420f JR |
1756 | raised_p = s->face->box == FACE_RAISED_BOX; |
1757 | left_x = s->x; | |
9f5a911b | 1758 | right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p |
791f420f JR |
1759 | ? last_x - 1 |
1760 | : min (last_x, s->x + s->background_width) - 1)); | |
1761 | top_y = s->y; | |
1762 | bottom_y = top_y + s->height - 1; | |
1763 | ||
1764 | left_p = (s->first_glyph->left_box_line_p | |
1765 | || (s->hl == DRAW_MOUSE_FACE | |
1766 | && (s->prev == NULL | |
1767 | || s->prev->hl != s->hl))); | |
1768 | right_p = (last_glyph->right_box_line_p | |
1769 | || (s->hl == DRAW_MOUSE_FACE | |
1770 | && (s->next == NULL | |
1771 | || s->next->hl != s->hl))); | |
d67d1627 | 1772 | |
89271099 | 1773 | get_glyph_string_clip_rect (s, &clip_rect); |
791f420f JR |
1774 | |
1775 | if (s->face->box == FACE_SIMPLE_BOX) | |
1776 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
1777 | left_p, right_p, &clip_rect); | |
1778 | else | |
1779 | { | |
1780 | x_setup_relief_colors (s); | |
1781 | w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y, | |
cb0b194a | 1782 | width, raised_p, 1, 1, left_p, right_p, &clip_rect); |
791f420f JR |
1783 | } |
1784 | } | |
1785 | ||
1786 | ||
1787 | /* Draw foreground of image glyph string S. */ | |
1788 | ||
1789 | static void | |
b56ceb92 | 1790 | x_draw_image_foreground (struct glyph_string *s) |
791f420f | 1791 | { |
cb0b194a KS |
1792 | int x = s->x; |
1793 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
1794 | |
1795 | /* If first glyph of S has a left box line, start drawing it to the | |
1796 | right of that line. */ | |
1797 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
1798 | && s->first_glyph->left_box_line_p |
1799 | && s->slice.x == 0) | |
1ea40aa2 | 1800 | x += eabs (s->face->box_line_width); |
791f420f JR |
1801 | |
1802 | /* If there is a margin around the image, adjust x- and y-position | |
1803 | by that margin. */ | |
cb0b194a KS |
1804 | if (s->slice.x == 0) |
1805 | x += s->img->hmargin; | |
1806 | if (s->slice.y == 0) | |
1807 | y += s->img->vmargin; | |
791f420f JR |
1808 | |
1809 | SaveDC (s->hdc); | |
1810 | ||
1811 | if (s->img->pixmap) | |
1812 | { | |
d30591dc JR |
1813 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
1814 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
1815 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
1816 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
1817 | SetBkColor (compat_hdc, RGB (255, 255, 255)); | |
1818 | SetTextColor (s->hdc, RGB (0, 0, 0)); | |
1819 | x_set_glyph_string_clipping (s); | |
1820 | ||
791f420f JR |
1821 | if (s->img->mask) |
1822 | { | |
d30591dc JR |
1823 | HDC mask_dc = CreateCompatibleDC (s->hdc); |
1824 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
1825 | ||
1826 | SetTextColor (s->hdc, RGB (255, 255, 255)); | |
1827 | SetBkColor (s->hdc, RGB (0, 0, 0)); | |
1828 | ||
cb0b194a KS |
1829 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
1830 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
1831 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
1832 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
1833 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, | |
1834 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
1835 | |
1836 | SelectObject (mask_dc, mask_orig_obj); | |
1837 | DeleteDC (mask_dc); | |
791f420f JR |
1838 | } |
1839 | else | |
791f420f | 1840 | { |
d30591dc JR |
1841 | SetTextColor (s->hdc, s->gc->foreground); |
1842 | SetBkColor (s->hdc, s->gc->background); | |
1843 | ||
cb0b194a KS |
1844 | BitBlt (s->hdc, x, y, s->slice.width, s->slice.height, |
1845 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
1846 | |
1847 | /* When the image has a mask, we can expect that at | |
1848 | least part of a mouse highlight or a block cursor will | |
1849 | be visible. If the image doesn't have a mask, make | |
1850 | a block cursor visible by drawing a rectangle around | |
1851 | the image. I believe it's looking better if we do | |
1852 | nothing here for mouse-face. */ | |
1853 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
1854 | { |
1855 | int r = s->img->relief; | |
1856 | if (r < 0) r = -r; | |
1857 | w32_draw_rectangle (s->hdc, s->gc, x - r, y - r , | |
cb0b194a KS |
1858 | s->slice.width + r*2 - 1, |
1859 | s->slice.height + r*2 - 1); | |
c65eff23 | 1860 | } |
791f420f | 1861 | } |
d30591dc JR |
1862 | |
1863 | w32_set_clip_rectangle (s->hdc, NULL); | |
1864 | SelectObject (s->hdc, orig_brush); | |
1865 | DeleteObject (fg_brush); | |
1866 | SelectObject (compat_hdc, orig_obj); | |
1867 | DeleteDC (compat_hdc); | |
791f420f JR |
1868 | } |
1869 | else | |
cb0b194a KS |
1870 | w32_draw_rectangle (s->hdc, s->gc, x, y, |
1871 | s->slice.width - 1, s->slice.height - 1); | |
ee78dc32 | 1872 | |
791f420f JR |
1873 | RestoreDC (s->hdc ,-1); |
1874 | } | |
ee78dc32 | 1875 | |
791f420f | 1876 | |
791f420f JR |
1877 | /* Draw a relief around the image glyph string S. */ |
1878 | ||
1879 | static void | |
b56ceb92 | 1880 | x_draw_image_relief (struct glyph_string *s) |
791f420f | 1881 | { |
75b4f59c | 1882 | int x1, y1, thick, raised_p, top_p, bot_p, left_p, right_p; |
791f420f | 1883 | RECT r; |
cb0b194a KS |
1884 | int x = s->x; |
1885 | int y = s->ybase - image_ascent (s->img, s->face, &s->slice); | |
d67d1627 | 1886 | |
791f420f JR |
1887 | /* If first glyph of S has a left box line, start drawing it to the |
1888 | right of that line. */ | |
1889 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
1890 | && s->first_glyph->left_box_line_p |
1891 | && s->slice.x == 0) | |
1ea40aa2 | 1892 | x += eabs (s->face->box_line_width); |
d67d1627 | 1893 | |
791f420f JR |
1894 | /* If there is a margin around the image, adjust x- and y-position |
1895 | by that margin. */ | |
cb0b194a KS |
1896 | if (s->slice.x == 0) |
1897 | x += s->img->hmargin; | |
1898 | if (s->slice.y == 0) | |
1899 | y += s->img->vmargin; | |
d67d1627 | 1900 | |
791f420f JR |
1901 | if (s->hl == DRAW_IMAGE_SUNKEN |
1902 | || s->hl == DRAW_IMAGE_RAISED) | |
1903 | { | |
e8500ff4 JB |
1904 | thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief |
1905 | : DEFAULT_TOOL_BAR_BUTTON_RELIEF; | |
791f420f JR |
1906 | raised_p = s->hl == DRAW_IMAGE_RAISED; |
1907 | } | |
1908 | else | |
ee78dc32 | 1909 | { |
1ea40aa2 | 1910 | thick = eabs (s->img->relief); |
791f420f JR |
1911 | raised_p = s->img->relief > 0; |
1912 | } | |
d67d1627 | 1913 | |
75b4f59c YM |
1914 | x1 = x + s->slice.width - 1; |
1915 | y1 = y + s->slice.height - 1; | |
1916 | top_p = bot_p = left_p = right_p = 0; | |
1917 | ||
1918 | if (s->slice.x == 0) | |
1919 | x -= thick, left_p = 1; | |
1920 | if (s->slice.y == 0) | |
1921 | y -= thick, top_p = 1; | |
1922 | if (s->slice.x + s->slice.width == s->img->width) | |
1923 | x1 += thick, right_p = 1; | |
1924 | if (s->slice.y + s->slice.height == s->img->height) | |
1925 | y1 += thick, bot_p = 1; | |
d67d1627 | 1926 | |
791f420f | 1927 | x_setup_relief_colors (s); |
89271099 | 1928 | get_glyph_string_clip_rect (s, &r); |
75b4f59c YM |
1929 | w32_draw_relief_rect (s->f, x, y, x1, y1, thick, raised_p, |
1930 | top_p, bot_p, left_p, right_p, &r); | |
791f420f | 1931 | } |
ee78dc32 | 1932 | |
791f420f JR |
1933 | |
1934 | /* Draw the foreground of image glyph string S to PIXMAP. */ | |
1935 | ||
1936 | static void | |
b56ceb92 | 1937 | w32_draw_image_foreground_1 (struct glyph_string *s, HBITMAP pixmap) |
791f420f JR |
1938 | { |
1939 | HDC hdc = CreateCompatibleDC (s->hdc); | |
1940 | HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap); | |
cb0b194a KS |
1941 | int x = 0; |
1942 | int y = s->ybase - s->y - image_ascent (s->img, s->face, &s->slice); | |
791f420f JR |
1943 | |
1944 | /* If first glyph of S has a left box line, start drawing it to the | |
1945 | right of that line. */ | |
1946 | if (s->face->box != FACE_NO_BOX | |
cb0b194a KS |
1947 | && s->first_glyph->left_box_line_p |
1948 | && s->slice.x == 0) | |
1ea40aa2 | 1949 | x += eabs (s->face->box_line_width); |
791f420f JR |
1950 | |
1951 | /* If there is a margin around the image, adjust x- and y-position | |
1952 | by that margin. */ | |
cb0b194a KS |
1953 | if (s->slice.x == 0) |
1954 | x += s->img->hmargin; | |
1955 | if (s->slice.y == 0) | |
1956 | y += s->img->vmargin; | |
791f420f JR |
1957 | |
1958 | if (s->img->pixmap) | |
1959 | { | |
d30591dc JR |
1960 | HDC compat_hdc = CreateCompatibleDC (hdc); |
1961 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
1962 | HBRUSH orig_brush = SelectObject (hdc, fg_brush); | |
1963 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
1964 | ||
791f420f JR |
1965 | if (s->img->mask) |
1966 | { | |
d30591dc JR |
1967 | HDC mask_dc = CreateCompatibleDC (hdc); |
1968 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
1969 | ||
1970 | SetTextColor (hdc, RGB (0, 0, 0)); | |
1971 | SetBkColor (hdc, RGB (255, 255, 255)); | |
cb0b194a KS |
1972 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
1973 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
1974 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
1975 | mask_dc, s->slice.x, s->slice.y, SRCAND); | |
1976 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, | |
1977 | compat_hdc, s->slice.x, s->slice.y, SRCINVERT); | |
d30591dc JR |
1978 | |
1979 | SelectObject (mask_dc, mask_orig_obj); | |
1980 | DeleteDC (mask_dc); | |
791f420f JR |
1981 | } |
1982 | else | |
ef0e360f | 1983 | { |
d30591dc JR |
1984 | SetTextColor (hdc, s->gc->foreground); |
1985 | SetBkColor (hdc, s->gc->background); | |
1986 | ||
cb0b194a KS |
1987 | BitBlt (hdc, x, y, s->slice.width, s->slice.height, |
1988 | compat_hdc, s->slice.x, s->slice.y, SRCCOPY); | |
791f420f JR |
1989 | |
1990 | /* When the image has a mask, we can expect that at | |
1991 | least part of a mouse highlight or a block cursor will | |
1992 | be visible. If the image doesn't have a mask, make | |
1993 | a block cursor visible by drawing a rectangle around | |
1994 | the image. I believe it's looking better if we do | |
1995 | nothing here for mouse-face. */ | |
1996 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
1997 | { |
1998 | int r = s->img->relief; | |
1999 | if (r < 0) r = -r; | |
cb0b194a KS |
2000 | w32_draw_rectangle (hdc, s->gc, x - r, y - r, |
2001 | s->slice.width + r*2 - 1, | |
2002 | s->slice.height + r*2 - 1); | |
c65eff23 | 2003 | } |
ef0e360f | 2004 | } |
d30591dc JR |
2005 | |
2006 | SelectObject (hdc, orig_brush); | |
2007 | DeleteObject (fg_brush); | |
2008 | SelectObject (compat_hdc, orig_obj); | |
2009 | DeleteDC (compat_hdc); | |
791f420f JR |
2010 | } |
2011 | else | |
cb0b194a KS |
2012 | w32_draw_rectangle (hdc, s->gc, x, y, |
2013 | s->slice.width - 1, s->slice.height - 1); | |
791f420f JR |
2014 | |
2015 | SelectObject (hdc, orig_hdc_obj); | |
2016 | DeleteDC (hdc); | |
2017 | } | |
2018 | ||
2019 | ||
2020 | /* Draw part of the background of glyph string S. X, Y, W, and H | |
2021 | give the rectangle to draw. */ | |
2022 | ||
2023 | static void | |
b56ceb92 | 2024 | x_draw_glyph_string_bg_rect (struct glyph_string *s, int x, int y, int w, int h) |
791f420f | 2025 | { |
01b220b6 | 2026 | #if 0 /* TODO: stipple */ |
791f420f JR |
2027 | if (s->stippled_p) |
2028 | { | |
2029 | /* Fill background with a stipple pattern. */ | |
2030 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2031 | XFillRectangle (s->display, s->window, s->gc, x, y, w, h); | |
2032 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2033 | } | |
2034 | else | |
2035 | #endif | |
2036 | x_clear_glyph_string_rect (s, x, y, w, h); | |
2037 | } | |
2038 | ||
2039 | ||
d67d1627 | 2040 | /* Draw image glyph string S. |
791f420f JR |
2041 | |
2042 | s->y | |
2043 | s->x +------------------------- | |
2044 | | s->face->box | |
2045 | | | |
2046 | | +------------------------- | |
d6ff54d5 | 2047 | | | s->img->vmargin |
791f420f JR |
2048 | | | |
2049 | | | +------------------- | |
2050 | | | | the image | |
cabb23bc | 2051 | |
791f420f JR |
2052 | */ |
2053 | ||
2054 | static void | |
b56ceb92 | 2055 | x_draw_image_glyph_string (struct glyph_string *s) |
791f420f JR |
2056 | { |
2057 | int x, y; | |
1ea40aa2 | 2058 | int box_line_hwidth = eabs (s->face->box_line_width); |
60222d69 | 2059 | int box_line_vwidth = max (s->face->box_line_width, 0); |
791f420f JR |
2060 | int height; |
2061 | HBITMAP pixmap = 0; | |
2062 | ||
60222d69 | 2063 | height = s->height - 2 * box_line_vwidth; |
791f420f JR |
2064 | |
2065 | /* Fill background with face under the image. Do it only if row is | |
2066 | taller than image or if image has a clip mask to reduce | |
2067 | flickering. */ | |
2068 | s->stippled_p = s->face->stipple != 0; | |
cb0b194a | 2069 | if (height > s->slice.height |
d6ff54d5 | 2070 | || s->img->hmargin |
c2cc16fa | 2071 | || s->img->vmargin |
791f420f | 2072 | || s->img->mask |
791f420f JR |
2073 | || s->img->pixmap == 0 |
2074 | || s->width != s->background_width) | |
2075 | { | |
cb0b194a KS |
2076 | x = s->x; |
2077 | if (s->first_glyph->left_box_line_p | |
2078 | && s->slice.x == 0) | |
2079 | x += box_line_hwidth; | |
2080 | ||
2081 | y = s->y; | |
2082 | if (s->slice.y == 0) | |
2083 | y += box_line_vwidth; | |
d67d1627 | 2084 | |
d30591dc | 2085 | #if 0 /* TODO: figure out if we need to do this on Windows. */ |
791f420f | 2086 | if (s->img->mask) |
ee78dc32 | 2087 | { |
c2cc16fa JR |
2088 | /* Create a pixmap as large as the glyph string. Fill it |
2089 | with the background color. Copy the image to it, using | |
2090 | its mask. Copy the temporary pixmap to the display. */ | |
791f420f JR |
2091 | Screen *screen = FRAME_X_SCREEN (s->f); |
2092 | int depth = DefaultDepthOfScreen (screen); | |
2093 | ||
2094 | /* Create a pixmap as large as the glyph string. */ | |
2095 | pixmap = XCreatePixmap (s->display, s->window, | |
2096 | s->background_width, | |
2097 | s->height, depth); | |
d67d1627 | 2098 | |
791f420f JR |
2099 | /* Don't clip in the following because we're working on the |
2100 | pixmap. */ | |
2101 | XSetClipMask (s->display, s->gc, None); | |
ee78dc32 | 2102 | |
791f420f JR |
2103 | /* Fill the pixmap with the background color/stipple. */ |
2104 | if (s->stippled_p) | |
2105 | { | |
2106 | /* Fill background with a stipple pattern. */ | |
2107 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2108 | XFillRectangle (s->display, pixmap, s->gc, | |
2109 | 0, 0, s->background_width, s->height); | |
2110 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2111 | } | |
ef0e360f | 2112 | else |
791f420f JR |
2113 | { |
2114 | XGCValues xgcv; | |
2115 | XGetGCValues (s->display, s->gc, GCForeground | GCBackground, | |
2116 | &xgcv); | |
2117 | XSetForeground (s->display, s->gc, xgcv.background); | |
2118 | XFillRectangle (s->display, pixmap, s->gc, | |
2119 | 0, 0, s->background_width, s->height); | |
2120 | XSetForeground (s->display, s->gc, xgcv.foreground); | |
2121 | } | |
ee78dc32 | 2122 | } |
791f420f JR |
2123 | else |
2124 | #endif | |
791f420f | 2125 | x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height); |
d67d1627 | 2126 | |
791f420f JR |
2127 | s->background_filled_p = 1; |
2128 | } | |
ee78dc32 | 2129 | |
791f420f JR |
2130 | /* Draw the foreground. */ |
2131 | if (pixmap != 0) | |
2132 | { | |
2133 | w32_draw_image_foreground_1 (s, pixmap); | |
2134 | x_set_glyph_string_clipping (s); | |
ee78dc32 | 2135 | { |
791f420f JR |
2136 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2137 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2138 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2139 | HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap); | |
2140 | ||
2141 | SetTextColor (s->hdc, s->gc->foreground); | |
2142 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
2143 | BitBlt (s->hdc, s->x, s->y, s->background_width, s->height, |
2144 | compat_hdc, 0, 0, SRCCOPY); | |
d30591dc | 2145 | |
791f420f JR |
2146 | SelectObject (s->hdc, orig_brush); |
2147 | DeleteObject (fg_brush); | |
2148 | SelectObject (compat_hdc, orig_obj); | |
2149 | DeleteDC (compat_hdc); | |
2150 | } | |
2151 | DeleteObject (pixmap); | |
2152 | pixmap = 0; | |
2153 | } | |
2154 | else | |
2155 | x_draw_image_foreground (s); | |
ee78dc32 | 2156 | |
791f420f JR |
2157 | /* If we must draw a relief around the image, do it. */ |
2158 | if (s->img->relief | |
2159 | || s->hl == DRAW_IMAGE_RAISED | |
2160 | || s->hl == DRAW_IMAGE_SUNKEN) | |
2161 | x_draw_image_relief (s); | |
2162 | } | |
ee78dc32 | 2163 | |
cabb23bc | 2164 | |
791f420f | 2165 | /* Draw stretch glyph string S. */ |
cabb23bc | 2166 | |
791f420f | 2167 | static void |
b56ceb92 | 2168 | x_draw_stretch_glyph_string (struct glyph_string *s) |
791f420f | 2169 | { |
a54e2c05 | 2170 | eassert (s->first_glyph->type == STRETCH_GLYPH); |
65c4903c | 2171 | |
791f420f JR |
2172 | if (s->hl == DRAW_CURSOR |
2173 | && !x_stretch_cursor_p) | |
2174 | { | |
b236615c EZ |
2175 | /* If `x-stretch-cursor' is nil, don't draw a block cursor as |
2176 | wide as the stretch glyph. */ | |
e8f6b0db | 2177 | int width, background_width = s->background_width; |
b236615c | 2178 | int x = s->x; |
e8f6b0db | 2179 | |
b236615c | 2180 | if (!s->row->reversed_p) |
e8f6b0db | 2181 | { |
b236615c EZ |
2182 | int left_x = window_box_left_offset (s->w, TEXT_AREA); |
2183 | ||
2184 | if (x < left_x) | |
2185 | { | |
2186 | background_width -= left_x - x; | |
2187 | x = left_x; | |
2188 | } | |
2189 | } | |
2190 | else | |
2191 | { | |
2192 | /* In R2L rows, draw the cursor on the right edge of the | |
2193 | stretch glyph. */ | |
2194 | int right_x = window_box_right_offset (s->w, TEXT_AREA); | |
2195 | ||
2196 | if (x + background_width > right_x) | |
2197 | background_width -= x - right_x; | |
2198 | x += background_width; | |
e8f6b0db KS |
2199 | } |
2200 | width = min (FRAME_COLUMN_WIDTH (s->f), background_width); | |
b236615c EZ |
2201 | if (s->row->reversed_p) |
2202 | x -= width; | |
cabb23bc | 2203 | |
791f420f | 2204 | /* Draw cursor. */ |
e8f6b0db | 2205 | x_draw_glyph_string_bg_rect (s, x, s->y, width, s->height); |
cabb23bc | 2206 | |
791f420f | 2207 | /* Clear rest using the GC of the original non-cursor face. */ |
e8f6b0db | 2208 | if (width < background_width) |
791f420f JR |
2209 | { |
2210 | XGCValues *gc = s->face->gc; | |
e8f6b0db KS |
2211 | int y = s->y; |
2212 | int w = background_width - width, h = s->height; | |
791f420f JR |
2213 | RECT r; |
2214 | HDC hdc = s->hdc; | |
9f5a911b | 2215 | |
b236615c EZ |
2216 | if (!s->row->reversed_p) |
2217 | x += width; | |
2218 | else | |
2219 | x = s->x; | |
9f5a911b JR |
2220 | if (s->row->mouse_face_p |
2221 | && cursor_in_mouse_face_p (s->w)) | |
2222 | { | |
2223 | x_set_mouse_face_gc (s); | |
2224 | gc = s->gc; | |
2225 | } | |
2226 | else | |
2227 | gc = s->face->gc; | |
d67d1627 | 2228 | |
89271099 | 2229 | get_glyph_string_clip_rect (s, &r); |
791f420f JR |
2230 | w32_set_clip_rectangle (hdc, &r); |
2231 | ||
01b220b6 | 2232 | #if 0 /* TODO: stipple */ |
791f420f JR |
2233 | if (s->face->stipple) |
2234 | { | |
2235 | /* Fill background with a stipple pattern. */ | |
2236 | XSetFillStyle (s->display, gc, FillOpaqueStippled); | |
2237 | XFillRectangle (s->display, s->window, gc, x, y, w, h); | |
2238 | XSetFillStyle (s->display, gc, FillSolid); | |
2239 | } | |
2240 | else | |
2241 | #endif | |
2242 | { | |
2243 | w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h); | |
2244 | } | |
2245 | } | |
2246 | } | |
9f5a911b | 2247 | else if (!s->background_filled_p) |
e8f6b0db KS |
2248 | { |
2249 | int background_width = s->background_width; | |
2250 | int x = s->x, left_x = window_box_left_offset (s->w, TEXT_AREA); | |
2251 | ||
6c693929 KS |
2252 | /* Don't draw into left margin, fringe or scrollbar area |
2253 | except for header line and mode line. */ | |
2254 | if (x < left_x && !s->row->mode_line_p) | |
e8f6b0db KS |
2255 | { |
2256 | background_width -= left_x - x; | |
2257 | x = left_x; | |
2258 | } | |
2259 | if (background_width > 0) | |
2260 | x_draw_glyph_string_bg_rect (s, x, s->y, background_width, s->height); | |
5e6b6dcd | 2261 | } |
d67d1627 | 2262 | |
791f420f JR |
2263 | s->background_filled_p = 1; |
2264 | } | |
cabb23bc | 2265 | |
cabb23bc | 2266 | |
791f420f JR |
2267 | /* Draw glyph string S. */ |
2268 | ||
2269 | static void | |
b56ceb92 | 2270 | x_draw_glyph_string (struct glyph_string *s) |
791f420f | 2271 | { |
d7e6881a | 2272 | bool relief_drawn_p = 0; |
858a55c1 | 2273 | |
791f420f JR |
2274 | /* If S draws into the background of its successor, draw the |
2275 | background of the successor first so that S can draw into it. | |
2276 | This makes S->next use XDrawString instead of XDrawImageString. */ | |
c2ded1b7 | 2277 | if (s->next && s->right_overhang && !s->for_overlaps) |
791f420f | 2278 | { |
027f6f90 JR |
2279 | int width; |
2280 | struct glyph_string *next; | |
e3f81cd5 CY |
2281 | for (width = 0, next = s->next; |
2282 | next && width < s->right_overhang; | |
027f6f90 JR |
2283 | width += next->width, next = next->next) |
2284 | if (next->first_glyph->type != IMAGE_GLYPH) | |
2285 | { | |
2286 | x_set_glyph_string_gc (next); | |
2287 | x_set_glyph_string_clipping (next); | |
85bdc6d2 CY |
2288 | if (next->first_glyph->type == STRETCH_GLYPH) |
2289 | x_draw_stretch_glyph_string (next); | |
2290 | else | |
2291 | x_draw_glyph_string_background (next, 1); | |
3ca3504a | 2292 | next->num_clips = 0; |
027f6f90 | 2293 | } |
791f420f JR |
2294 | } |
2295 | ||
2296 | /* Set up S->gc, set clipping and draw S. */ | |
2297 | x_set_glyph_string_gc (s); | |
791f420f | 2298 | |
858a55c1 AI |
2299 | /* Draw relief (if any) in advance for char/composition so that the |
2300 | glyph string can be drawn over it. */ | |
c2ded1b7 | 2301 | if (!s->for_overlaps |
858a55c1 AI |
2302 | && s->face->box != FACE_NO_BOX |
2303 | && (s->first_glyph->type == CHAR_GLYPH | |
2304 | || s->first_glyph->type == COMPOSITE_GLYPH)) | |
2305 | ||
2306 | { | |
9f5a911b | 2307 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2308 | x_draw_glyph_string_background (s, 1); |
2309 | x_draw_glyph_string_box (s); | |
9f5a911b | 2310 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2311 | relief_drawn_p = 1; |
2312 | } | |
a6e0b7e5 JR |
2313 | else if (!s->clip_head /* draw_glyphs didn't specify a clip mask. */ |
2314 | && !s->clip_tail | |
2315 | && ((s->prev && s->prev->hl != s->hl && s->left_overhang) | |
2316 | || (s->next && s->next->hl != s->hl && s->right_overhang))) | |
027f6f90 JR |
2317 | /* We must clip just this glyph. left_overhang part has already |
2318 | drawn when s->prev was drawn, and right_overhang part will be | |
2319 | drawn later when s->next is drawn. */ | |
2320 | x_set_glyph_string_clipping_exactly (s, s); | |
9f5a911b JR |
2321 | else |
2322 | x_set_glyph_string_clipping (s); | |
858a55c1 | 2323 | |
791f420f JR |
2324 | switch (s->first_glyph->type) |
2325 | { | |
2326 | case IMAGE_GLYPH: | |
2327 | x_draw_image_glyph_string (s); | |
2328 | break; | |
2329 | ||
2330 | case STRETCH_GLYPH: | |
2331 | x_draw_stretch_glyph_string (s); | |
2332 | break; | |
2333 | ||
2334 | case CHAR_GLYPH: | |
c2ded1b7 | 2335 | if (s->for_overlaps) |
791f420f JR |
2336 | s->background_filled_p = 1; |
2337 | else | |
2338 | x_draw_glyph_string_background (s, 0); | |
2339 | x_draw_glyph_string_foreground (s); | |
2340 | break; | |
2341 | ||
2342 | case COMPOSITE_GLYPH: | |
2b107652 KH |
2343 | if (s->for_overlaps || (s->cmp_from > 0 |
2344 | && ! s->first_glyph->u.cmp.automatic)) | |
791f420f JR |
2345 | s->background_filled_p = 1; |
2346 | else | |
2347 | x_draw_glyph_string_background (s, 1); | |
2348 | x_draw_composite_glyph_string_foreground (s); | |
2349 | break; | |
2350 | ||
b2cca856 | 2351 | case GLYPHLESS_GLYPH: |
65b6b59a | 2352 | if (s->for_overlaps) |
b2cca856 KH |
2353 | s->background_filled_p = 1; |
2354 | else | |
65b6b59a | 2355 | x_draw_glyph_string_background (s, 0); |
b2cca856 KH |
2356 | x_draw_glyphless_glyph_string_foreground (s); |
2357 | break; | |
2358 | ||
791f420f | 2359 | default: |
1088b922 | 2360 | emacs_abort (); |
791f420f JR |
2361 | } |
2362 | ||
c2ded1b7 | 2363 | if (!s->for_overlaps) |
791f420f JR |
2364 | { |
2365 | /* Draw underline. */ | |
ef39ccbb | 2366 | if (s->face->underline_p) |
791f420f | 2367 | { |
9b0e3eba | 2368 | if (s->face->underline_type == FACE_UNDER_WAVE) |
30f27523 | 2369 | { |
9b0e3eba AA |
2370 | COLORREF color; |
2371 | ||
2372 | if (s->face->underline_defaulted_p) | |
2373 | color = s->gc->foreground; | |
2374 | else | |
2375 | color = s->face->underline_color; | |
2376 | ||
2377 | w32_draw_underwave (s, color); | |
ef39ccbb | 2378 | } |
9b0e3eba | 2379 | else if (s->face->underline_type == FACE_UNDER_LINE) |
ef39ccbb | 2380 | { |
9b0e3eba AA |
2381 | unsigned long thickness, position; |
2382 | int y; | |
2383 | ||
4240dd3c YM |
2384 | if (s->prev && s->prev->face->underline_p |
2385 | && s->prev->face->underline_type == FACE_UNDER_LINE) | |
9b0e3eba AA |
2386 | { |
2387 | /* We use the same underline style as the previous one. */ | |
2388 | thickness = s->prev->underline_thickness; | |
2389 | position = s->prev->underline_position; | |
2390 | } | |
ef39ccbb | 2391 | else |
9b0e3eba AA |
2392 | { |
2393 | /* Get the underline thickness. Default is 1 pixel. */ | |
2394 | if (s->font && s->font->underline_thickness > 0) | |
2395 | thickness = s->font->underline_thickness; | |
2396 | else | |
2397 | thickness = 1; | |
2398 | if (x_underline_at_descent_line) | |
2399 | position = (s->height - thickness) - (s->ybase - s->y); | |
2400 | else | |
2401 | { | |
2402 | /* Get the underline position. This is the recommended | |
2403 | vertical offset in pixels from the baseline to the top of | |
2404 | the underline. This is a signed value according to the | |
2405 | specs, and its default is | |
2406 | ||
2407 | ROUND ((maximum_descent) / 2), with | |
2408 | ROUND (x) = floor (x + 0.5) */ | |
2409 | ||
2410 | if (x_use_underline_position_properties | |
2411 | && s->font && s->font->underline_position >= 0) | |
2412 | position = s->font->underline_position; | |
2413 | else if (s->font) | |
2414 | position = (s->font->descent + 1) / 2; | |
2415 | } | |
2416 | position = max (position, underline_minimum_offset); | |
2417 | } | |
2418 | /* Check the sanity of thickness and position. We should | |
2419 | avoid drawing underline out of the current line area. */ | |
2420 | if (s->y + s->height <= s->ybase + position) | |
2421 | position = (s->height - 1) - (s->ybase - s->y); | |
2422 | if (s->y + s->height < s->ybase + position + thickness) | |
2423 | thickness = (s->y + s->height) - (s->ybase + position); | |
2424 | s->underline_thickness = thickness; | |
2425 | s->underline_position =position; | |
2426 | y = s->ybase + position; | |
2427 | if (s->face->underline_defaulted_p) | |
2428 | { | |
2429 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2430 | y, s->width, 1); | |
2431 | } | |
ef39ccbb | 2432 | else |
027f6f90 | 2433 | { |
9b0e3eba AA |
2434 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, |
2435 | y, s->width, 1); | |
027f6f90 | 2436 | } |
791f420f JR |
2437 | } |
2438 | } | |
791f420f JR |
2439 | /* Draw overline. */ |
2440 | if (s->face->overline_p) | |
2441 | { | |
2442 | unsigned long dy = 0, h = 1; | |
2443 | ||
2444 | if (s->face->overline_color_defaulted_p) | |
027f6f90 JR |
2445 | { |
2446 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
9a01ee33 | 2447 | s->y + dy, s->width, h); |
027f6f90 | 2448 | } |
791f420f JR |
2449 | else |
2450 | { | |
59508699 | 2451 | w32_fill_area (s->f, s->hdc, s->face->overline_color, s->x, |
9a01ee33 | 2452 | s->y + dy, s->width, h); |
791f420f JR |
2453 | } |
2454 | } | |
2455 | ||
2456 | /* Draw strike-through. */ | |
9ef2e2cf | 2457 | if (s->face->strike_through_p |
ed3751c8 | 2458 | && !FONT_TEXTMETRIC (s->font).tmStruckOut) |
791f420f JR |
2459 | { |
2460 | unsigned long h = 1; | |
2461 | unsigned long dy = (s->height - h) / 2; | |
2462 | ||
2463 | if (s->face->strike_through_color_defaulted_p) | |
2464 | { | |
2465 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy, | |
2466 | s->width, h); | |
2467 | } | |
2468 | else | |
2469 | { | |
def7fa34 | 2470 | w32_fill_area (s->f, s->hdc, s->face->strike_through_color, s->x, |
791f420f JR |
2471 | s->y + dy, s->width, h); |
2472 | } | |
2473 | } | |
2474 | ||
027f6f90 | 2475 | /* Draw relief if not yet drawn. */ |
858a55c1 | 2476 | if (!relief_drawn_p && s->face->box != FACE_NO_BOX) |
791f420f | 2477 | x_draw_glyph_string_box (s); |
027f6f90 JR |
2478 | |
2479 | if (s->prev) | |
2480 | { | |
2481 | struct glyph_string *prev; | |
2482 | ||
2483 | for (prev = s->prev; prev; prev = prev->prev) | |
2484 | if (prev->hl != s->hl | |
2485 | && prev->x + prev->width + prev->right_overhang > s->x) | |
2486 | { | |
2487 | /* As prev was drawn while clipped to its own area, we | |
2488 | must draw the right_overhang part using s->hl now. */ | |
2489 | enum draw_glyphs_face save = prev->hl; | |
2490 | ||
2491 | prev->hl = s->hl; | |
2492 | x_set_glyph_string_gc (prev); | |
2493 | x_set_glyph_string_clipping_exactly (s, prev); | |
2494 | if (prev->first_glyph->type == CHAR_GLYPH) | |
2495 | x_draw_glyph_string_foreground (prev); | |
2496 | else | |
2497 | x_draw_composite_glyph_string_foreground (prev); | |
2498 | w32_set_clip_rectangle (prev->hdc, NULL); | |
2499 | prev->hl = save; | |
3ca3504a | 2500 | prev->num_clips = 0; |
027f6f90 JR |
2501 | } |
2502 | } | |
2503 | ||
2504 | if (s->next) | |
2505 | { | |
2506 | struct glyph_string *next; | |
2507 | ||
2508 | for (next = s->next; next; next = next->next) | |
2509 | if (next->hl != s->hl | |
2510 | && next->x - next->left_overhang < s->x + s->width) | |
2511 | { | |
2512 | /* As next will be drawn while clipped to its own area, | |
2513 | we must draw the left_overhang part using s->hl now. */ | |
2514 | enum draw_glyphs_face save = next->hl; | |
2515 | ||
2516 | next->hl = s->hl; | |
2517 | x_set_glyph_string_gc (next); | |
2518 | x_set_glyph_string_clipping_exactly (s, next); | |
2519 | if (next->first_glyph->type == CHAR_GLYPH) | |
2520 | x_draw_glyph_string_foreground (next); | |
2521 | else | |
2522 | x_draw_composite_glyph_string_foreground (next); | |
2523 | w32_set_clip_rectangle (next->hdc, NULL); | |
2524 | next->hl = save; | |
3ca3504a | 2525 | next->num_clips = 0; |
3057e615 | 2526 | next->clip_head = s->next; |
027f6f90 JR |
2527 | } |
2528 | } | |
791f420f JR |
2529 | } |
2530 | ||
2531 | /* Reset clipping. */ | |
2532 | w32_set_clip_rectangle (s->hdc, NULL); | |
3ca3504a | 2533 | s->num_clips = 0; |
791f420f JR |
2534 | } |
2535 | ||
2536 | ||
89271099 | 2537 | /* Shift display to make room for inserted glyphs. */ |
ee78dc32 | 2538 | |
89271099 | 2539 | void |
b56ceb92 JB |
2540 | w32_shift_glyphs_for_insert (struct frame *f, int x, int y, |
2541 | int width, int height, int shift_by) | |
791f420f | 2542 | { |
791f420f JR |
2543 | HDC hdc; |
2544 | ||
791f420f | 2545 | hdc = get_frame_dc (f); |
89271099 KS |
2546 | BitBlt (hdc, x + shift_by, y, width, height, |
2547 | hdc, x, y, SRCCOPY); | |
791f420f | 2548 | |
791f420f | 2549 | release_frame_dc (f, hdc); |
ee78dc32 | 2550 | } |
791f420f JR |
2551 | |
2552 | ||
2553 | /* Delete N glyphs at the nominal cursor position. Not implemented | |
2554 | for X frames. */ | |
ee78dc32 | 2555 | |
96214669 | 2556 | static void |
b56ceb92 | 2557 | x_delete_glyphs (struct frame *f, register int n) |
ee78dc32 | 2558 | { |
7e6ac5b9 AI |
2559 | if (! FRAME_W32_P (f)) |
2560 | return; | |
2561 | ||
1088b922 | 2562 | emacs_abort (); |
791f420f | 2563 | } |
ee78dc32 | 2564 | |
ee78dc32 | 2565 | |
7684e57b | 2566 | /* Clear entire frame. */ |
791f420f | 2567 | |
96214669 | 2568 | static void |
4a418b10 | 2569 | x_clear_frame (struct frame *f) |
ee78dc32 | 2570 | { |
7e6ac5b9 AI |
2571 | if (! FRAME_W32_P (f)) |
2572 | return; | |
2573 | ||
791f420f JR |
2574 | /* Clearing the frame will erase any cursor, so mark them all as no |
2575 | longer visible. */ | |
2576 | mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f))); | |
ee78dc32 | 2577 | |
4d7e6e51 | 2578 | block_input (); |
ee78dc32 | 2579 | |
fbd6baed | 2580 | w32_clear_window (f); |
ee78dc32 GV |
2581 | |
2582 | /* We have to clear the scroll bars, too. If we have changed | |
2583 | colors or something like that, then they should be notified. */ | |
2584 | x_scroll_bar_clear (f); | |
2585 | ||
4d7e6e51 | 2586 | unblock_input (); |
ee78dc32 | 2587 | } |
791f420f | 2588 | |
ee78dc32 GV |
2589 | \f |
2590 | /* Make audible bell. */ | |
2591 | ||
96214669 | 2592 | static void |
4a418b10 | 2593 | w32_ring_bell (struct frame *f) |
ee78dc32 | 2594 | { |
4d7e6e51 | 2595 | block_input (); |
ee78dc32 | 2596 | |
0f32f023 | 2597 | if (FRAME_W32_P (f) && visible_bell) |
8331e676 GV |
2598 | { |
2599 | int i; | |
4a418b10 | 2600 | HWND hwnd = FRAME_W32_WINDOW (f); |
8331e676 | 2601 | |
d67d1627 | 2602 | for (i = 0; i < 5; i++) |
8331e676 GV |
2603 | { |
2604 | FlashWindow (hwnd, TRUE); | |
2605 | Sleep (10); | |
2606 | } | |
2607 | FlashWindow (hwnd, FALSE); | |
2608 | } | |
ee78dc32 | 2609 | else |
4a418b10 | 2610 | w32_sys_ring_bell (f); |
ee78dc32 | 2611 | |
4d7e6e51 | 2612 | unblock_input (); |
ee78dc32 | 2613 | } |
791f420f | 2614 | |
791f420f JR |
2615 | /*********************************************************************** |
2616 | Line Dance | |
2617 | ***********************************************************************/ | |
2618 | ||
2619 | /* Perform an insert-lines or delete-lines operation, inserting N | |
2620 | lines or deleting -N lines at vertical position VPOS. */ | |
ee78dc32 | 2621 | |
96214669 | 2622 | static void |
b56ceb92 | 2623 | x_ins_del_lines (struct frame *f, int vpos, int n) |
ee78dc32 | 2624 | { |
7e6ac5b9 AI |
2625 | if (! FRAME_W32_P (f)) |
2626 | return; | |
2627 | ||
1088b922 | 2628 | emacs_abort (); |
ee78dc32 | 2629 | } |
791f420f JR |
2630 | |
2631 | ||
2632 | /* Scroll part of the display as described by RUN. */ | |
2633 | ||
2634 | static void | |
b56ceb92 | 2635 | x_scroll_run (struct window *w, struct run *run) |
791f420f | 2636 | { |
d3d50620 | 2637 | struct frame *f = XFRAME (w->frame); |
791f420f | 2638 | int x, y, width, height, from_y, to_y, bottom_y; |
4d6e8199 JR |
2639 | HWND hwnd = FRAME_W32_WINDOW (f); |
2640 | HRGN expect_dirty; | |
791f420f JR |
2641 | |
2642 | /* Get frame-relative bounding box of the text display area of W, | |
33c34bea KS |
2643 | without mode lines. Include in this box the left and right |
2644 | fringes of W. */ | |
c3c4768d | 2645 | window_box (w, ANY_AREA, &x, &y, &width, &height); |
791f420f JR |
2646 | |
2647 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y); | |
2648 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y); | |
2649 | bottom_y = y + height; | |
2650 | ||
2651 | if (to_y < from_y) | |
2652 | { | |
2653 | /* Scrolling up. Make sure we don't copy part of the mode | |
2654 | line at the bottom. */ | |
2655 | if (from_y + run->height > bottom_y) | |
2656 | height = bottom_y - from_y; | |
2657 | else | |
2658 | height = run->height; | |
4d6e8199 | 2659 | expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y); |
791f420f JR |
2660 | } |
2661 | else | |
2662 | { | |
fa463103 | 2663 | /* Scrolling down. Make sure we don't copy over the mode line. |
791f420f JR |
2664 | at the bottom. */ |
2665 | if (to_y + run->height > bottom_y) | |
2666 | height = bottom_y - to_y; | |
2667 | else | |
2668 | height = run->height; | |
4d6e8199 | 2669 | expect_dirty = CreateRectRgn (x, y, x + width, to_y); |
791f420f JR |
2670 | } |
2671 | ||
4d7e6e51 | 2672 | block_input (); |
d67d1627 | 2673 | |
791f420f | 2674 | /* Cursor off. Will be switched on again in x_update_window_end. */ |
791f420f JR |
2675 | x_clear_cursor (w); |
2676 | ||
4d6e8199 JR |
2677 | { |
2678 | RECT from; | |
2679 | RECT to; | |
2680 | HRGN dirty = CreateRectRgn (0, 0, 0, 0); | |
2681 | HRGN combined = CreateRectRgn (0, 0, 0, 0); | |
2682 | ||
2683 | from.left = to.left = x; | |
2684 | from.right = to.right = x + width; | |
2685 | from.top = from_y; | |
2686 | from.bottom = from_y + height; | |
2687 | to.top = y; | |
2688 | to.bottom = bottom_y; | |
2689 | ||
2690 | ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty, | |
2691 | NULL, SW_INVALIDATE); | |
2692 | ||
2693 | /* Combine this with what we expect to be dirty. This covers the | |
2694 | case where not all of the region we expect is actually dirty. */ | |
2695 | CombineRgn (combined, dirty, expect_dirty, RGN_OR); | |
2696 | ||
2697 | /* If the dirty region is not what we expected, redraw the entire frame. */ | |
2698 | if (!EqualRgn (combined, expect_dirty)) | |
2699 | SET_FRAME_GARBAGED (f); | |
e8ac5d88 JR |
2700 | |
2701 | DeleteObject (dirty); | |
2702 | DeleteObject (combined); | |
4d6e8199 JR |
2703 | } |
2704 | ||
4d7e6e51 | 2705 | unblock_input (); |
e8ac5d88 | 2706 | DeleteObject (expect_dirty); |
791f420f JR |
2707 | } |
2708 | ||
9ef2e2cf | 2709 | |
ee78dc32 | 2710 | \f |
791f420f JR |
2711 | /*********************************************************************** |
2712 | Exposure Events | |
2713 | ***********************************************************************/ | |
d67d1627 | 2714 | |
96214669 | 2715 | static void |
b56ceb92 | 2716 | frame_highlight (struct frame *f) |
ee78dc32 | 2717 | { |
89271099 | 2718 | x_update_cursor (f, 1); |
8b61a891 | 2719 | x_set_frame_alpha (f); |
89271099 | 2720 | } |
791f420f | 2721 | |
89271099 | 2722 | static void |
b56ceb92 | 2723 | frame_unhighlight (struct frame *f) |
89271099 KS |
2724 | { |
2725 | x_update_cursor (f, 1); | |
8b61a891 | 2726 | x_set_frame_alpha (f); |
89271099 | 2727 | } |
791f420f | 2728 | |
89271099 KS |
2729 | /* The focus has changed. Update the frames as necessary to reflect |
2730 | the new situation. Note that we can't change the selected frame | |
2731 | here, because the Lisp code we are interrupting might become confused. | |
2732 | Each event gets marked with the frame in which it occurred, so the | |
2733 | Lisp code can tell when the switch took place by examining the events. */ | |
791f420f | 2734 | |
89271099 | 2735 | static void |
b56ceb92 | 2736 | x_new_focus_frame (struct w32_display_info *dpyinfo, struct frame *frame) |
89271099 KS |
2737 | { |
2738 | struct frame *old_focus = dpyinfo->w32_focus_frame; | |
791f420f | 2739 | |
89271099 | 2740 | if (frame != dpyinfo->w32_focus_frame) |
791f420f | 2741 | { |
89271099 KS |
2742 | /* Set this before calling other routines, so that they see |
2743 | the correct value of w32_focus_frame. */ | |
2744 | dpyinfo->w32_focus_frame = frame; | |
791f420f | 2745 | |
89271099 KS |
2746 | if (old_focus && old_focus->auto_lower) |
2747 | x_lower_frame (old_focus); | |
791f420f | 2748 | |
89271099 | 2749 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
baed3603 | 2750 | dpyinfo->w32_pending_autoraise_frame = dpyinfo->w32_focus_frame; |
2df85294 | 2751 | else |
baed3603 | 2752 | dpyinfo->w32_pending_autoraise_frame = NULL; |
791f420f | 2753 | } |
89271099 KS |
2754 | |
2755 | x_frame_rehighlight (dpyinfo); | |
791f420f JR |
2756 | } |
2757 | ||
55131bef JR |
2758 | |
2759 | /* Handle FocusIn and FocusOut state changes for FRAME. | |
2760 | If FRAME has focus and there exists more than one frame, puts | |
2761 | a FOCUS_IN_EVENT into *BUFP. */ | |
2762 | ||
2763 | static void | |
b56ceb92 JB |
2764 | x_focus_changed (int type, int state, struct w32_display_info *dpyinfo, |
2765 | struct frame *frame, struct input_event *bufp) | |
55131bef JR |
2766 | { |
2767 | if (type == WM_SETFOCUS) | |
2768 | { | |
2769 | if (dpyinfo->w32_focus_event_frame != frame) | |
2770 | { | |
2771 | x_new_focus_frame (dpyinfo, frame); | |
2772 | dpyinfo->w32_focus_event_frame = frame; | |
2773 | ||
2774 | /* Don't stop displaying the initial startup message | |
2775 | for a switch-frame event we don't need. */ | |
8e50cc2d SM |
2776 | if (NILP (Vterminal_frame) |
2777 | && CONSP (Vframe_list) | |
2778 | && !NILP (XCDR (Vframe_list))) | |
55131bef | 2779 | { |
945c5bb1 | 2780 | bufp->arg = Qt; |
55131bef | 2781 | } |
945c5bb1 JB |
2782 | else |
2783 | { | |
2784 | bufp->arg = Qnil; | |
2785 | } | |
2786 | ||
2787 | bufp->kind = FOCUS_IN_EVENT; | |
2788 | XSETFRAME (bufp->frame_or_window, frame); | |
55131bef JR |
2789 | } |
2790 | ||
2791 | frame->output_data.x->focus_state |= state; | |
2792 | ||
2793 | /* TODO: IME focus? */ | |
2794 | } | |
2795 | else if (type == WM_KILLFOCUS) | |
2796 | { | |
2797 | frame->output_data.x->focus_state &= ~state; | |
2798 | ||
2799 | if (dpyinfo->w32_focus_event_frame == frame) | |
2800 | { | |
2801 | dpyinfo->w32_focus_event_frame = 0; | |
2802 | x_new_focus_frame (dpyinfo, 0); | |
945c5bb1 JB |
2803 | |
2804 | bufp->kind = FOCUS_OUT_EVENT; | |
2805 | XSETFRAME (bufp->frame_or_window, frame); | |
2806 | } | |
55131bef JR |
2807 | |
2808 | /* TODO: IME focus? */ | |
2809 | } | |
2810 | } | |
2811 | ||
2812 | ||
2813 | /* The focus may have changed. Figure out if it is a real focus change, | |
2814 | by checking both FocusIn/Out and Enter/LeaveNotify events. | |
2815 | ||
2816 | Returns FOCUS_IN_EVENT event in *BUFP. */ | |
2817 | ||
2818 | static void | |
b56ceb92 JB |
2819 | w32_detect_focus_change (struct w32_display_info *dpyinfo, W32Msg *event, |
2820 | struct input_event *bufp) | |
55131bef JR |
2821 | { |
2822 | struct frame *frame; | |
2823 | ||
2824 | frame = x_any_window_to_frame (dpyinfo, event->msg.hwnd); | |
2825 | if (! frame) | |
2826 | return; | |
2827 | ||
2828 | /* On w32, this is only called from focus events, so no switch needed. */ | |
2829 | x_focus_changed (event->msg.message, | |
2830 | (event->msg.message == WM_KILLFOCUS ? | |
2831 | FOCUS_IMPLICIT : FOCUS_EXPLICIT), | |
2832 | dpyinfo, frame, bufp); | |
2833 | } | |
2834 | ||
2835 | ||
89271099 | 2836 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ |
ee78dc32 GV |
2837 | |
2838 | void | |
b56ceb92 | 2839 | x_mouse_leave (struct w32_display_info *dpyinfo) |
ee78dc32 | 2840 | { |
fbd6baed | 2841 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
2842 | } |
2843 | ||
2844 | /* The focus has changed, or we have redirected a frame's focus to | |
2845 | another frame (this happens when a frame uses a surrogate | |
9ef2e2cf | 2846 | mini-buffer frame). Shift the highlight as appropriate. |
ee78dc32 GV |
2847 | |
2848 | The FRAME argument doesn't necessarily have anything to do with which | |
9ef2e2cf JR |
2849 | frame is being highlighted or un-highlighted; we only use it to find |
2850 | the appropriate X display info. */ | |
2851 | ||
ee78dc32 | 2852 | static void |
b56ceb92 | 2853 | w32_frame_rehighlight (struct frame *frame) |
ee78dc32 | 2854 | { |
7e6ac5b9 AI |
2855 | if (! FRAME_W32_P (frame)) |
2856 | return; | |
aad3612f | 2857 | x_frame_rehighlight (FRAME_DISPLAY_INFO (frame)); |
ee78dc32 GV |
2858 | } |
2859 | ||
2860 | static void | |
b56ceb92 | 2861 | x_frame_rehighlight (struct w32_display_info *dpyinfo) |
ee78dc32 | 2862 | { |
4baaed0f | 2863 | struct frame *old_highlight = dpyinfo->x_highlight_frame; |
ee78dc32 | 2864 | |
fbd6baed | 2865 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 2866 | { |
4baaed0f | 2867 | dpyinfo->x_highlight_frame |
8e50cc2d | 2868 | = ((FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) |
fbd6baed GV |
2869 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) |
2870 | : dpyinfo->w32_focus_frame); | |
4baaed0f | 2871 | if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame)) |
ee78dc32 | 2872 | { |
f00af5b1 | 2873 | fset_focus_frame (dpyinfo->w32_focus_frame, Qnil); |
4baaed0f | 2874 | dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
2875 | } |
2876 | } | |
2877 | else | |
4baaed0f | 2878 | dpyinfo->x_highlight_frame = 0; |
ee78dc32 | 2879 | |
4baaed0f | 2880 | if (dpyinfo->x_highlight_frame != old_highlight) |
ee78dc32 GV |
2881 | { |
2882 | if (old_highlight) | |
2883 | frame_unhighlight (old_highlight); | |
4baaed0f KS |
2884 | if (dpyinfo->x_highlight_frame) |
2885 | frame_highlight (dpyinfo->x_highlight_frame); | |
ee78dc32 GV |
2886 | } |
2887 | } | |
2888 | \f | |
2889 | /* Keyboard processing - modifier keys, etc. */ | |
2890 | ||
2891 | /* Convert a keysym to its name. */ | |
2892 | ||
2893 | char * | |
b56ceb92 | 2894 | x_get_keysym_name (int keysym) |
ee78dc32 GV |
2895 | { |
2896 | /* Make static so we can always return it */ | |
2897 | static char value[100]; | |
2898 | ||
4d7e6e51 | 2899 | block_input (); |
9127e20e | 2900 | GetKeyNameText (keysym, value, 100); |
4d7e6e51 | 2901 | unblock_input (); |
ee78dc32 GV |
2902 | |
2903 | return value; | |
2904 | } | |
9ef2e2cf | 2905 | |
b56ceb92 JB |
2906 | static int |
2907 | codepage_for_locale (LCID locale) | |
13087e59 JR |
2908 | { |
2909 | char cp[20]; | |
2910 | ||
2911 | if (GetLocaleInfo (locale, LOCALE_IDEFAULTANSICODEPAGE, cp, 20) > 0) | |
2912 | return atoi (cp); | |
2913 | else | |
2914 | return CP_ACP; | |
2915 | } | |
9ef2e2cf | 2916 | |
ee78dc32 GV |
2917 | \f |
2918 | /* Mouse clicks and mouse movement. Rah. */ | |
2919 | ||
53823ab9 JR |
2920 | /* Parse a button MESSAGE. The button index is returned in PBUTTON, and |
2921 | the state in PUP. XBUTTON provides extra information for extended mouse | |
2922 | button messages. Returns FALSE if unable to parse the message. */ | |
d67d1627 | 2923 | BOOL |
b56ceb92 | 2924 | parse_button (int message, int xbutton, int * pbutton, int * pup) |
ee78dc32 GV |
2925 | { |
2926 | int button = 0; | |
2927 | int up = 0; | |
d67d1627 | 2928 | |
ee78dc32 GV |
2929 | switch (message) |
2930 | { | |
2931 | case WM_LBUTTONDOWN: | |
2932 | button = 0; | |
2933 | up = 0; | |
2934 | break; | |
2935 | case WM_LBUTTONUP: | |
2936 | button = 0; | |
2937 | up = 1; | |
2938 | break; | |
2939 | case WM_MBUTTONDOWN: | |
fbd6baed | 2940 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
2941 | button = 1; |
2942 | else | |
2943 | button = 2; | |
ee78dc32 GV |
2944 | up = 0; |
2945 | break; | |
2946 | case WM_MBUTTONUP: | |
fbd6baed | 2947 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
2948 | button = 1; |
2949 | else | |
2950 | button = 2; | |
ee78dc32 GV |
2951 | up = 1; |
2952 | break; | |
2953 | case WM_RBUTTONDOWN: | |
fbd6baed | 2954 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
2955 | button = 2; |
2956 | else | |
2957 | button = 1; | |
ee78dc32 GV |
2958 | up = 0; |
2959 | break; | |
2960 | case WM_RBUTTONUP: | |
fbd6baed | 2961 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
2962 | button = 2; |
2963 | else | |
2964 | button = 1; | |
ee78dc32 GV |
2965 | up = 1; |
2966 | break; | |
53823ab9 JR |
2967 | case WM_XBUTTONDOWN: |
2968 | button = xbutton + 2; | |
2969 | up = 0; | |
2970 | break; | |
2971 | case WM_XBUTTONUP: | |
2972 | button = xbutton + 2; | |
2973 | up = 1; | |
2974 | break; | |
ee78dc32 GV |
2975 | default: |
2976 | return (FALSE); | |
2977 | } | |
d67d1627 | 2978 | |
ee78dc32 GV |
2979 | if (pup) *pup = up; |
2980 | if (pbutton) *pbutton = button; | |
d67d1627 | 2981 | |
ee78dc32 GV |
2982 | return (TRUE); |
2983 | } | |
2984 | ||
2985 | ||
2986 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
2987 | ||
2988 | If the event is a button press, then note that we have grabbed | |
2989 | the mouse. */ | |
2990 | ||
ec48c3a7 | 2991 | static Lisp_Object |
b56ceb92 | 2992 | construct_mouse_click (struct input_event *result, W32Msg *msg, struct frame *f) |
ee78dc32 GV |
2993 | { |
2994 | int button; | |
2995 | int up; | |
2996 | ||
53823ab9 JR |
2997 | parse_button (msg->msg.message, HIWORD (msg->msg.wParam), |
2998 | &button, &up); | |
ee78dc32 | 2999 | |
3b8f9651 | 3000 | /* Make the event type NO_EVENT; we'll change that when we decide |
ee78dc32 | 3001 | otherwise. */ |
3b8f9651 | 3002 | result->kind = MOUSE_CLICK_EVENT; |
ee78dc32 GV |
3003 | result->code = button; |
3004 | result->timestamp = msg->msg.time; | |
3005 | result->modifiers = (msg->dwModifiers | |
3006 | | (up | |
3007 | ? up_modifier | |
3008 | : down_modifier)); | |
3009 | ||
ec48c3a7 JR |
3010 | XSETINT (result->x, LOWORD (msg->msg.lParam)); |
3011 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
3012 | XSETFRAME (result->frame_or_window, f); | |
3013 | result->arg = Qnil; | |
3014 | return Qnil; | |
ee78dc32 GV |
3015 | } |
3016 | ||
ec48c3a7 | 3017 | static Lisp_Object |
b56ceb92 | 3018 | construct_mouse_wheel (struct input_event *result, W32Msg *msg, struct frame *f) |
689004fa GV |
3019 | { |
3020 | POINT p; | |
637ad49d JR |
3021 | int delta; |
3022 | ||
1526bc23 JR |
3023 | result->kind = msg->msg.message == WM_MOUSEHWHEEL ? HORIZ_WHEEL_EVENT |
3024 | : WHEEL_EVENT; | |
637ad49d | 3025 | result->code = 0; |
689004fa | 3026 | result->timestamp = msg->msg.time; |
637ad49d JR |
3027 | |
3028 | /* A WHEEL_DELTA positive value indicates that the wheel was rotated | |
3029 | forward, away from the user (up); a negative value indicates that | |
3030 | the wheel was rotated backward, toward the user (down). */ | |
3031 | delta = GET_WHEEL_DELTA_WPARAM (msg->msg.wParam); | |
3032 | ||
3033 | /* The up and down modifiers indicate if the wheel was rotated up or | |
3034 | down based on WHEEL_DELTA value. */ | |
3035 | result->modifiers = (msg->dwModifiers | |
3036 | | ((delta < 0 ) ? down_modifier : up_modifier)); | |
3037 | ||
8b03732e JR |
3038 | /* With multiple monitors, we can legitimately get negative |
3039 | coordinates, so cast to short to interpret them correctly. */ | |
3040 | p.x = (short) LOWORD (msg->msg.lParam); | |
3041 | p.y = (short) HIWORD (msg->msg.lParam); | |
9127e20e | 3042 | ScreenToClient (msg->msg.hwnd, &p); |
689004fa GV |
3043 | XSETINT (result->x, p.x); |
3044 | XSETINT (result->y, p.y); | |
3045 | XSETFRAME (result->frame_or_window, f); | |
7e889510 | 3046 | result->arg = Qnil; |
ec48c3a7 | 3047 | return Qnil; |
689004fa GV |
3048 | } |
3049 | ||
ec48c3a7 | 3050 | static Lisp_Object |
b56ceb92 | 3051 | construct_drag_n_drop (struct input_event *result, W32Msg *msg, struct frame *f) |
12857dfd RS |
3052 | { |
3053 | Lisp_Object files; | |
3054 | Lisp_Object frame; | |
3055 | HDROP hdrop; | |
3056 | POINT p; | |
3057 | WORD num_files; | |
051546df EZ |
3058 | wchar_t name_w[MAX_PATH]; |
3059 | #ifdef NTGUI_UNICODE | |
3060 | const int use_unicode = 1; | |
3061 | #else | |
3062 | int use_unicode = w32_unicode_filenames; | |
3063 | char name_a[MAX_PATH]; | |
3064 | char file[MAX_UTF8_PATH]; | |
3065 | #endif | |
119f64db | 3066 | int i; |
d67d1627 | 3067 | |
89271099 KS |
3068 | result->kind = DRAG_N_DROP_EVENT; |
3069 | result->code = 0; | |
3070 | result->timestamp = msg->msg.time; | |
3071 | result->modifiers = msg->dwModifiers; | |
791f420f | 3072 | |
89271099 KS |
3073 | hdrop = (HDROP) msg->msg.wParam; |
3074 | DragQueryPoint (hdrop, &p); | |
791f420f | 3075 | |
89271099 KS |
3076 | #if 0 |
3077 | p.x = LOWORD (msg->msg.lParam); | |
3078 | p.y = HIWORD (msg->msg.lParam); | |
3079 | ScreenToClient (msg->msg.hwnd, &p); | |
3080 | #endif | |
791f420f | 3081 | |
89271099 KS |
3082 | XSETINT (result->x, p.x); |
3083 | XSETINT (result->y, p.y); | |
791f420f | 3084 | |
89271099 KS |
3085 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
3086 | files = Qnil; | |
ee78dc32 | 3087 | |
89271099 KS |
3088 | for (i = 0; i < num_files; i++) |
3089 | { | |
051546df EZ |
3090 | if (use_unicode) |
3091 | { | |
3092 | eassert (DragQueryFileW (hdrop, i, NULL, 0) < MAX_PATH); | |
3093 | /* If DragQueryFile returns zero, it failed to fetch a file | |
3094 | name. */ | |
3095 | if (DragQueryFileW (hdrop, i, name_w, MAX_PATH) == 0) | |
3096 | continue; | |
819e2da9 | 3097 | #ifdef NTGUI_UNICODE |
051546df | 3098 | files = Fcons (from_unicode_buffer (name_w), files); |
819e2da9 | 3099 | #else |
051546df EZ |
3100 | filename_from_utf16 (name_w, file); |
3101 | files = Fcons (DECODE_FILE (build_unibyte_string (file)), files); | |
819e2da9 | 3102 | #endif /* NTGUI_UNICODE */ |
051546df EZ |
3103 | } |
3104 | #ifndef NTGUI_UNICODE | |
3105 | else | |
3106 | { | |
3107 | eassert (DragQueryFileA (hdrop, i, NULL, 0) < MAX_PATH); | |
3108 | if (DragQueryFileA (hdrop, i, name_a, MAX_PATH) == 0) | |
3109 | continue; | |
3110 | filename_from_ansi (name_a, file); | |
3111 | files = Fcons (DECODE_FILE (build_unibyte_string (file)), files); | |
3112 | } | |
3113 | #endif | |
ee78dc32 GV |
3114 | } |
3115 | ||
89271099 | 3116 | DragFinish (hdrop); |
2bf04b9d | 3117 | |
89271099 | 3118 | XSETFRAME (frame, f); |
00cff0a1 YM |
3119 | result->frame_or_window = frame; |
3120 | result->arg = files; | |
89271099 | 3121 | return Qnil; |
ee78dc32 GV |
3122 | } |
3123 | ||
c5c91b84 | 3124 | \f |
7f203aa1 EZ |
3125 | #if HAVE_W32NOTIFY |
3126 | ||
c5c91b84 EZ |
3127 | /* File event notifications (see w32notify.c). */ |
3128 | ||
182b170f | 3129 | Lisp_Object |
477f1e50 EZ |
3130 | lispy_file_action (DWORD action) |
3131 | { | |
3132 | static char unknown_fmt[] = "unknown-action(%d)"; | |
3133 | Lisp_Object retval; | |
3134 | ||
3135 | switch (action) | |
3136 | { | |
3137 | case FILE_ACTION_ADDED: | |
3138 | retval = Qadded; | |
3139 | break; | |
3140 | case FILE_ACTION_REMOVED: | |
3141 | retval = Qremoved; | |
3142 | break; | |
3143 | case FILE_ACTION_MODIFIED: | |
3144 | retval = Qmodified; | |
3145 | break; | |
3146 | case FILE_ACTION_RENAMED_OLD_NAME: | |
3147 | retval = Qrenamed_from; | |
3148 | break; | |
3149 | case FILE_ACTION_RENAMED_NEW_NAME: | |
3150 | retval = Qrenamed_to; | |
3151 | break; | |
3152 | default: | |
3153 | { | |
3154 | char buf[sizeof(unknown_fmt) - 1 + INT_STRLEN_BOUND (DWORD)]; | |
3155 | ||
3156 | sprintf (buf, unknown_fmt, action); | |
3157 | retval = intern (buf); | |
3158 | } | |
3159 | break; | |
3160 | } | |
3161 | ||
3162 | return retval; | |
3163 | } | |
3164 | ||
8db4b52f | 3165 | #ifdef WINDOWSNT |
477f1e50 EZ |
3166 | /* Put file notifications into the Emacs input event queue. This |
3167 | function runs when the WM_EMACS_FILENOTIFY message arrives from a | |
3168 | watcher thread. */ | |
3169 | static void | |
3170 | queue_notifications (struct input_event *event, W32Msg *msg, struct frame *f, | |
3171 | int *evcount) | |
3172 | { | |
3173 | BYTE *p = file_notifications; | |
3174 | FILE_NOTIFY_INFORMATION *fni = (PFILE_NOTIFY_INFORMATION)p; | |
3175 | const DWORD min_size | |
3176 | = offsetof (FILE_NOTIFY_INFORMATION, FileName) + sizeof(wchar_t); | |
3177 | Lisp_Object frame; | |
3178 | ||
3179 | /* We cannot process notification before Emacs is fully initialized, | |
3180 | since we need the UTF-16LE coding-system to be set up. */ | |
3181 | if (!initialized) | |
3182 | { | |
3183 | notification_buffer_in_use = 0; | |
3184 | return; | |
3185 | } | |
3186 | ||
3187 | XSETFRAME (frame, f); | |
3188 | ||
3189 | enter_crit (); | |
3190 | if (notification_buffer_in_use) | |
3191 | { | |
3192 | DWORD info_size = notifications_size; | |
4f0800ec | 3193 | Lisp_Object cs = intern ("utf-16le"); |
0b86d359 | 3194 | Lisp_Object obj = w32_get_watch_object (notifications_desc); |
477f1e50 EZ |
3195 | |
3196 | /* notifications_size could be zero when the buffer of | |
3197 | notifications overflowed on the OS level, or when the | |
3198 | directory being watched was itself deleted. Do nothing in | |
3199 | that case. */ | |
4f0800ec EZ |
3200 | if (info_size |
3201 | && !NILP (obj) && CONSP (obj)) | |
477f1e50 | 3202 | { |
4f0800ec EZ |
3203 | Lisp_Object callback = XCDR (obj); |
3204 | ||
477f1e50 EZ |
3205 | while (info_size >= min_size) |
3206 | { | |
3207 | Lisp_Object utf_16_fn | |
3208 | = make_unibyte_string ((char *)fni->FileName, | |
3209 | fni->FileNameLength); | |
3210 | /* Note: mule-conf is preloaded, so utf-16le must | |
3211 | already be defined at this point. */ | |
3212 | Lisp_Object fname | |
4f0800ec | 3213 | = code_convert_string_norecord (utf_16_fn, cs, 0); |
477f1e50 | 3214 | Lisp_Object action = lispy_file_action (fni->Action); |
477f1e50 | 3215 | |
4f0800ec | 3216 | event->kind = FILE_NOTIFY_EVENT; |
d884121b EZ |
3217 | event->code |
3218 | = (ptrdiff_t)XINT (XIL ((EMACS_INT)notifications_desc)); | |
4f0800ec EZ |
3219 | event->timestamp = msg->msg.time; |
3220 | event->modifiers = 0; | |
3221 | event->frame_or_window = callback; | |
3222 | event->arg = Fcons (action, fname); | |
3223 | kbd_buffer_store_event (event); | |
3224 | (*evcount)++; | |
477f1e50 EZ |
3225 | |
3226 | if (!fni->NextEntryOffset) | |
3227 | break; | |
3228 | p += fni->NextEntryOffset; | |
3229 | fni = (PFILE_NOTIFY_INFORMATION)p; | |
3230 | info_size -= fni->NextEntryOffset; | |
3231 | } | |
3232 | } | |
3233 | notification_buffer_in_use = 0; | |
3234 | } | |
3235 | else | |
3236 | DebPrint (("We were promised notifications, but in-use flag is zero!\n")); | |
3237 | leave_crit (); | |
3238 | ||
3239 | /* We've stuffed all the events ourselves, so w32_read_socket shouldn't. */ | |
3240 | event->kind = NO_EVENT; | |
3241 | } | |
7f203aa1 EZ |
3242 | #endif /* WINDOWSNT */ |
3243 | #endif /* HAVE_W32NOTIFY */ | |
477f1e50 | 3244 | |
89271099 KS |
3245 | \f |
3246 | /* Function to report a mouse movement to the mainstream Emacs code. | |
3247 | The input handler calls this. | |
ee78dc32 | 3248 | |
89271099 KS |
3249 | We have received a mouse movement event, which is given in *event. |
3250 | If the mouse is over a different glyph than it was last time, tell | |
3251 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
3252 | another motion event, so we can check again the next time it moves. */ | |
31d4844a | 3253 | |
fc5c7550 | 3254 | static int |
a10c8269 | 3255 | note_mouse_movement (struct frame *frame, MSG *msg) |
ec48c3a7 | 3256 | { |
18da0d8a | 3257 | struct w32_display_info *dpyinfo; |
89271099 KS |
3258 | int mouse_x = LOWORD (msg->lParam); |
3259 | int mouse_y = HIWORD (msg->lParam); | |
ced135eb | 3260 | RECT *r; |
ec48c3a7 | 3261 | |
abd49271 | 3262 | if (!FRAME_X_OUTPUT (frame)) |
027f6f90 JR |
3263 | return 0; |
3264 | ||
18da0d8a | 3265 | dpyinfo = FRAME_DISPLAY_INFO (frame); |
ced135eb | 3266 | dpyinfo->last_mouse_movement_time = msg->time; |
18da0d8a DA |
3267 | dpyinfo->last_mouse_motion_frame = frame; |
3268 | dpyinfo->last_mouse_motion_x = mouse_x; | |
3269 | dpyinfo->last_mouse_motion_y = mouse_y; | |
3270 | ||
89271099 KS |
3271 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
3272 | { | |
3273 | frame->mouse_moved = 1; | |
ced135eb | 3274 | dpyinfo->last_mouse_scroll_bar = NULL; |
89271099 | 3275 | note_mouse_highlight (frame, -1, -1); |
ced135eb | 3276 | dpyinfo->last_mouse_glyph_frame = NULL; |
fc5c7550 | 3277 | return 1; |
89271099 | 3278 | } |
31d4844a | 3279 | |
89271099 | 3280 | /* Has the mouse moved off the glyph it was on at the last sighting? */ |
ced135eb DA |
3281 | r = &dpyinfo->last_mouse_glyph; |
3282 | if (frame != dpyinfo->last_mouse_glyph_frame | |
3283 | || mouse_x < r->left || mouse_x >= r->right | |
3284 | || mouse_y < r->top || mouse_y >= r->bottom) | |
31d4844a | 3285 | { |
89271099 | 3286 | frame->mouse_moved = 1; |
ced135eb | 3287 | dpyinfo->last_mouse_scroll_bar = NULL; |
89271099 KS |
3288 | note_mouse_highlight (frame, mouse_x, mouse_y); |
3289 | /* Remember the mouse position here, as w32_mouse_position only | |
3290 | gets called when mouse tracking is enabled but we also need | |
3291 | to keep track of the mouse for help_echo and highlighting at | |
3292 | other times. */ | |
ced135eb DA |
3293 | remember_mouse_glyph (frame, mouse_x, mouse_y, r); |
3294 | dpyinfo->last_mouse_glyph_frame = frame; | |
fc5c7550 | 3295 | return 1; |
31d4844a | 3296 | } |
fc5c7550 YM |
3297 | |
3298 | return 0; | |
31d4844a | 3299 | } |
89271099 | 3300 | |
ee78dc32 | 3301 | \f |
89271099 KS |
3302 | /************************************************************************ |
3303 | Mouse Face | |
3304 | ************************************************************************/ | |
3305 | ||
b56ceb92 | 3306 | static struct scroll_bar *x_window_to_scroll_bar (Window); |
a10c8269 | 3307 | static void x_scroll_bar_report_motion (struct frame **, Lisp_Object *, |
b56ceb92 JB |
3308 | enum scroll_bar_part *, |
3309 | Lisp_Object *, Lisp_Object *, | |
3310 | unsigned long *); | |
f57e2426 | 3311 | static void x_check_fullscreen (struct frame *); |
9f5a911b | 3312 | |
1bb8a291 | 3313 | static void |
b56ceb92 | 3314 | w32_define_cursor (Window window, Cursor cursor) |
89271099 KS |
3315 | { |
3316 | PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0); | |
3317 | } | |
ee78dc32 GV |
3318 | /* Return the current position of the mouse. |
3319 | *fp should be a frame which indicates which display to ask about. | |
3320 | ||
3321 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
3322 | and *part to the frame, window, and scroll bar part that the mouse | |
3323 | is over. Set *x and *y to the portion and whole of the mouse's | |
3324 | position on the scroll bar. | |
3325 | ||
3326 | If the mouse movement started elsewhere, set *fp to the frame the | |
3327 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
3328 | the mouse is over. | |
3329 | ||
9ef2e2cf | 3330 | Set *time to the server time-stamp for the time at which the mouse |
ee78dc32 GV |
3331 | was at this position. |
3332 | ||
3333 | Don't store anything if we don't have a valid set of values to report. | |
3334 | ||
3335 | This clears the mouse_moved flag, so we can wait for the next mouse | |
9ef2e2cf | 3336 | movement. */ |
ee78dc32 GV |
3337 | |
3338 | static void | |
a10c8269 | 3339 | w32_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window, |
b56ceb92 JB |
3340 | enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y, |
3341 | unsigned long *time) | |
ee78dc32 | 3342 | { |
a10c8269 | 3343 | struct frame *f1; |
7a0c745a | 3344 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (*fp); |
ee78dc32 | 3345 | |
4d7e6e51 | 3346 | block_input (); |
ee78dc32 | 3347 | |
ced135eb | 3348 | if (dpyinfo->last_mouse_scroll_bar && insist == 0) |
ee78dc32 GV |
3349 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
3350 | else | |
3351 | { | |
3352 | POINT pt; | |
3353 | ||
3354 | Lisp_Object frame, tail; | |
3355 | ||
3356 | /* Clear the mouse-moved flag for every frame on this display. */ | |
3357 | FOR_EACH_FRAME (tail, frame) | |
3358 | XFRAME (frame)->mouse_moved = 0; | |
3359 | ||
ced135eb | 3360 | dpyinfo->last_mouse_scroll_bar = NULL; |
d67d1627 | 3361 | |
ee78dc32 GV |
3362 | GetCursorPos (&pt); |
3363 | ||
3364 | /* Now we have a position on the root; find the innermost window | |
3365 | containing the pointer. */ | |
3366 | { | |
7a0c745a DA |
3367 | /* If mouse was grabbed on a frame, give coords for that |
3368 | frame even if the mouse is now outside it. Otherwise | |
3369 | check for window under mouse on one of our frames. */ | |
3370 | f1 = (x_mouse_grabbed (dpyinfo) ? dpyinfo->last_mouse_frame | |
3371 | : x_any_window_to_frame (dpyinfo, WindowFromPoint (pt))); | |
ee78dc32 GV |
3372 | |
3373 | /* If not, is it one of our scroll bars? */ | |
3374 | if (! f1) | |
3375 | { | |
9127e20e JR |
3376 | struct scroll_bar *bar |
3377 | = x_window_to_scroll_bar (WindowFromPoint (pt)); | |
ee78dc32 GV |
3378 | |
3379 | if (bar) | |
c44de18d | 3380 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
ee78dc32 GV |
3381 | } |
3382 | ||
95fa970d | 3383 | if (f1 == 0 && insist > 0) |
791f420f | 3384 | f1 = SELECTED_FRAME (); |
ee78dc32 GV |
3385 | |
3386 | if (f1) | |
3387 | { | |
791f420f JR |
3388 | /* Ok, we found a frame. Store all the values. |
3389 | last_mouse_glyph is a rectangle used to reduce the | |
3390 | generation of mouse events. To not miss any motion | |
3391 | events, we must divide the frame into rectangles of the | |
3392 | size of the smallest character that could be displayed | |
3393 | on it, i.e. into the same rectangles that matrices on | |
3394 | the frame are divided into. */ | |
3395 | ||
ced135eb | 3396 | dpyinfo = FRAME_DISPLAY_INFO (f1); |
791f420f | 3397 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
ced135eb DA |
3398 | remember_mouse_glyph (f1, pt.x, pt.y, &dpyinfo->last_mouse_glyph); |
3399 | dpyinfo->last_mouse_glyph_frame = f1; | |
ee78dc32 GV |
3400 | |
3401 | *bar_window = Qnil; | |
3402 | *part = 0; | |
3403 | *fp = f1; | |
3404 | XSETINT (*x, pt.x); | |
3405 | XSETINT (*y, pt.y); | |
ced135eb | 3406 | *time = dpyinfo->last_mouse_movement_time; |
ee78dc32 GV |
3407 | } |
3408 | } | |
3409 | } | |
3410 | ||
4d7e6e51 | 3411 | unblock_input (); |
ee78dc32 | 3412 | } |
791f420f | 3413 | |
ee78dc32 | 3414 | \f |
89271099 KS |
3415 | /*********************************************************************** |
3416 | Tool-bars | |
3417 | ***********************************************************************/ | |
3418 | ||
3419 | /* Handle mouse button event on the tool-bar of frame F, at | |
301b181a | 3420 | frame-relative coordinates X/Y. EVENT_TYPE is either ButtonPress |
09e80d9f | 3421 | or ButtonRelease. */ |
89271099 KS |
3422 | |
3423 | static void | |
b56ceb92 | 3424 | w32_handle_tool_bar_click (struct frame *f, struct input_event *button_event) |
89271099 KS |
3425 | { |
3426 | int x = XFASTINT (button_event->x); | |
3427 | int y = XFASTINT (button_event->y); | |
3428 | ||
3429 | if (button_event->modifiers & down_modifier) | |
3430 | handle_tool_bar_click (f, x, y, 1, 0); | |
3431 | else | |
3432 | handle_tool_bar_click (f, x, y, 0, | |
3433 | button_event->modifiers & ~up_modifier); | |
3434 | } | |
3435 | ||
3436 | ||
3437 | \f | |
3438 | /*********************************************************************** | |
3439 | Scroll bars | |
3440 | ***********************************************************************/ | |
3441 | ||
ee78dc32 GV |
3442 | /* Scroll bar support. */ |
3443 | ||
ec48c3a7 | 3444 | /* Given a window ID, find the struct scroll_bar which manages it. |
ee78dc32 GV |
3445 | This can be called in GC, so we have to make sure to strip off mark |
3446 | bits. */ | |
9ef2e2cf JR |
3447 | |
3448 | static struct scroll_bar * | |
b56ceb92 | 3449 | x_window_to_scroll_bar (Window window_id) |
ee78dc32 | 3450 | { |
5b04e9f9 | 3451 | Lisp_Object tail, frame; |
ee78dc32 | 3452 | |
5b04e9f9 | 3453 | FOR_EACH_FRAME (tail, frame) |
ee78dc32 | 3454 | { |
5b04e9f9 | 3455 | Lisp_Object bar, condemned; |
ee78dc32 GV |
3456 | |
3457 | /* Scan this frame's scroll bar list for a scroll bar with the | |
3458 | right window ID. */ | |
3459 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
3460 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
3461 | /* This trick allows us to search both the ordinary and | |
3462 | condemned scroll bar lists with one loop. */ | |
8e50cc2d | 3463 | ! NILP (bar) || (bar = condemned, |
ee78dc32 | 3464 | condemned = Qnil, |
8e50cc2d | 3465 | ! NILP (bar)); |
ee78dc32 | 3466 | bar = XSCROLL_BAR (bar)->next) |
fbd6baed | 3467 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
3468 | return XSCROLL_BAR (bar); |
3469 | } | |
3470 | ||
3471 | return 0; | |
3472 | } | |
3473 | ||
791f420f JR |
3474 | |
3475 | \f | |
3476 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
3477 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
3478 | ||
3479 | static void | |
b56ceb92 JB |
3480 | w32_set_scroll_bar_thumb (struct scroll_bar *bar, |
3481 | int portion, int position, int whole) | |
791f420f JR |
3482 | { |
3483 | Window w = SCROLL_BAR_W32_WINDOW (bar); | |
feade168 KS |
3484 | /* We use the whole scroll-bar height in the calculations below, to |
3485 | avoid strange effects like scrolling backwards when just clicking | |
3486 | on the handle (without moving it). */ | |
c44de18d | 3487 | double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, bar->height) |
feade168 | 3488 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; |
791f420f | 3489 | int sb_page, sb_pos; |
c44de18d | 3490 | BOOL draggingp = bar->dragging ? TRUE : FALSE; |
818a1a5d | 3491 | SCROLLINFO si; |
791f420f | 3492 | |
feade168 KS |
3493 | /* We used to change the nPage setting while dragging the handle, |
3494 | but that had very strange effects (such as scrolling backwards | |
3495 | while dragging downwards). | |
3496 | ||
3497 | Now, we don't change the nPage setting while dragging unless we | |
3498 | get near to the end of the buffer, in which case we often have to | |
3499 | resize the handle to "go all the way". */ | |
3500 | ||
3501 | if (draggingp) | |
791f420f | 3502 | { |
feade168 | 3503 | int near_bottom_p; |
4d7e6e51 | 3504 | block_input (); |
feade168 KS |
3505 | si.cbSize = sizeof (si); |
3506 | si.fMask = SIF_POS | SIF_PAGE; | |
ed3751c8 | 3507 | GetScrollInfo (w, SB_CTL, &si); |
feade168 | 3508 | near_bottom_p = si.nPos + si.nPage >= range; |
4d7e6e51 | 3509 | unblock_input (); |
feade168 KS |
3510 | if (!near_bottom_p) |
3511 | return; | |
3512 | } | |
f65aa365 | 3513 | |
791f420f JR |
3514 | if (whole) |
3515 | { | |
3516 | /* Position scroll bar at rock bottom if the bottom of the | |
9858f6c3 | 3517 | buffer is visible. This avoids shrinking the thumb away |
791f420f | 3518 | to nothing if it is held at the bottom of the buffer. */ |
feade168 KS |
3519 | if (position + portion >= whole && !draggingp) |
3520 | { | |
3521 | sb_page = range * (whole - position) / whole; | |
3522 | sb_pos = range; | |
3523 | } | |
3524 | else | |
3525 | { | |
3526 | sb_pos = position * range / whole; | |
3527 | sb_page = (min (portion, (whole - position)) * range) / whole; | |
3528 | } | |
791f420f JR |
3529 | } |
3530 | else | |
3531 | { | |
3532 | sb_page = range; | |
3533 | sb_pos = 0; | |
3534 | } | |
3535 | ||
feade168 KS |
3536 | sb_page = max (sb_page, VERTICAL_SCROLL_BAR_MIN_HANDLE); |
3537 | ||
4d7e6e51 | 3538 | block_input (); |
791f420f | 3539 | |
818a1a5d | 3540 | si.cbSize = sizeof (si); |
feade168 | 3541 | si.fMask = SIF_PAGE | SIF_POS; |
818a1a5d JR |
3542 | si.nPage = sb_page; |
3543 | si.nPos = sb_pos; | |
3544 | ||
feade168 | 3545 | SetScrollInfo (w, SB_CTL, &si, TRUE); |
791f420f | 3546 | |
4d7e6e51 | 3547 | unblock_input (); |
791f420f JR |
3548 | } |
3549 | ||
3550 | \f | |
3551 | /************************************************************************ | |
3552 | Scroll bars, general | |
3553 | ************************************************************************/ | |
d67d1627 | 3554 | |
decb374a | 3555 | static HWND |
b56ceb92 | 3556 | my_create_scrollbar (struct frame * f, struct scroll_bar * bar) |
ee78dc32 | 3557 | { |
689004fa | 3558 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
d67d1627 | 3559 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, |
689004fa | 3560 | (LPARAM) bar); |
ee78dc32 GV |
3561 | } |
3562 | ||
ab76d376 | 3563 | /*#define ATTACH_THREADS*/ |
52cf03a1 | 3564 | |
14d050df | 3565 | static BOOL |
a10c8269 | 3566 | my_show_window (struct frame *f, HWND hwnd, int how) |
52cf03a1 GV |
3567 | { |
3568 | #ifndef ATTACH_THREADS | |
689004fa GV |
3569 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
3570 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 3571 | #else |
689004fa | 3572 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
3573 | #endif |
3574 | } | |
3575 | ||
14d050df | 3576 | static void |
52cf03a1 | 3577 | my_set_window_pos (HWND hwnd, HWND hwndAfter, |
689004fa | 3578 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
3579 | { |
3580 | #ifndef ATTACH_THREADS | |
689004fa GV |
3581 | WINDOWPOS pos; |
3582 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
3583 | pos.x = x; |
3584 | pos.y = y; | |
3585 | pos.cx = cx; | |
3586 | pos.cy = cy; | |
3587 | pos.flags = flags; | |
3588 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
3589 | #else | |
3590 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
3591 | #endif | |
3592 | } | |
3593 | ||
2e6c8532 | 3594 | #if 0 |
14d050df | 3595 | static void |
b56ceb92 | 3596 | my_set_focus (struct frame * f, HWND hwnd) |
689004fa | 3597 | { |
d67d1627 | 3598 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, |
689004fa GV |
3599 | (WPARAM) hwnd, 0); |
3600 | } | |
2e6c8532 | 3601 | #endif |
689004fa | 3602 | |
14d050df | 3603 | static void |
b56ceb92 | 3604 | my_set_foreground_window (HWND hwnd) |
ef0e360f GV |
3605 | { |
3606 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
3607 | } | |
3608 | ||
14d050df JB |
3609 | |
3610 | static void | |
b56ceb92 | 3611 | my_destroy_window (struct frame * f, HWND hwnd) |
ee78dc32 | 3612 | { |
d67d1627 | 3613 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
3614 | (WPARAM) hwnd, 0); |
3615 | } | |
3616 | ||
85d0efd1 EZ |
3617 | static void |
3618 | my_bring_window_to_top (HWND hwnd) | |
3619 | { | |
3620 | SendMessage (hwnd, WM_EMACS_BRINGTOTOP, (WPARAM) hwnd, 0); | |
3621 | } | |
3622 | ||
791f420f JR |
3623 | /* Create a scroll bar and return the scroll bar vector for it. W is |
3624 | the Emacs window on which to create the scroll bar. TOP, LEFT, | |
e8500ff4 | 3625 | WIDTH and HEIGHT are the pixel coordinates and dimensions of the |
791f420f JR |
3626 | scroll bar. */ |
3627 | ||
ee78dc32 | 3628 | static struct scroll_bar * |
b56ceb92 | 3629 | x_scroll_bar_create (struct window *w, int top, int left, int width, int height) |
ee78dc32 | 3630 | { |
791f420f JR |
3631 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
3632 | HWND hwnd; | |
818a1a5d | 3633 | SCROLLINFO si; |
ee78dc32 | 3634 | struct scroll_bar *bar |
c44de18d | 3635 | = ALLOCATE_PSEUDOVECTOR (struct scroll_bar, top, PVEC_OTHER); |
71688bd7 | 3636 | Lisp_Object barobj; |
ee78dc32 | 3637 | |
4d7e6e51 | 3638 | block_input (); |
ee78dc32 | 3639 | |
791f420f | 3640 | XSETWINDOW (bar->window, w); |
c44de18d MR |
3641 | bar->top = top; |
3642 | bar->left = left; | |
3643 | bar->width = width; | |
3644 | bar->height = height; | |
3645 | bar->start = 0; | |
3646 | bar->end = 0; | |
3647 | bar->dragging = 0; | |
ee78dc32 GV |
3648 | |
3649 | /* Requires geometry to be set before call to create the real window */ | |
3650 | ||
3651 | hwnd = my_create_scrollbar (f, bar); | |
3652 | ||
818a1a5d JR |
3653 | si.cbSize = sizeof (si); |
3654 | si.fMask = SIF_ALL; | |
3655 | si.nMin = 0; | |
3656 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
3657 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3658 | si.nPage = si.nMax; | |
3659 | si.nPos = 0; | |
689004fa | 3660 | |
818a1a5d | 3661 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); |
ee78dc32 | 3662 | |
fbd6baed | 3663 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
3664 | |
3665 | /* Add bar to its frame's list of scroll bars. */ | |
3666 | bar->next = FRAME_SCROLL_BARS (f); | |
3667 | bar->prev = Qnil; | |
71688bd7 | 3668 | XSETVECTOR (barobj, bar); |
f00af5b1 | 3669 | fset_scroll_bars (f, barobj); |
ee78dc32 GV |
3670 | if (! NILP (bar->next)) |
3671 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
3672 | ||
4d7e6e51 | 3673 | unblock_input (); |
ee78dc32 GV |
3674 | |
3675 | return bar; | |
3676 | } | |
3677 | ||
ee78dc32 | 3678 | |
791f420f JR |
3679 | /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to |
3680 | nil. */ | |
ee78dc32 | 3681 | |
ee78dc32 | 3682 | static void |
b56ceb92 | 3683 | x_scroll_bar_remove (struct scroll_bar *bar) |
ee78dc32 | 3684 | { |
a10c8269 | 3685 | struct frame *f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
ee78dc32 | 3686 | |
4d7e6e51 | 3687 | block_input (); |
ee78dc32 GV |
3688 | |
3689 | /* Destroy the window. */ | |
fbd6baed | 3690 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 | 3691 | |
99d99081 | 3692 | /* Dissociate this scroll bar from its window. */ |
e8c17b81 | 3693 | wset_vertical_scroll_bar (XWINDOW (bar->window), Qnil); |
ee78dc32 | 3694 | |
4d7e6e51 | 3695 | unblock_input (); |
ee78dc32 GV |
3696 | } |
3697 | ||
3698 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
3699 | that we are displaying PORTION characters out of a total of WHOLE | |
3700 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
3701 | create one. */ | |
3702 | static void | |
b56ceb92 JB |
3703 | w32_set_vertical_scroll_bar (struct window *w, |
3704 | int portion, int whole, int position) | |
ee78dc32 | 3705 | { |
d3d50620 | 3706 | struct frame *f = XFRAME (w->frame); |
dd86bd82 | 3707 | Lisp_Object barobj; |
ee78dc32 | 3708 | struct scroll_bar *bar; |
5b2b60f0 | 3709 | int top, height, left, width; |
62e50ec6 | 3710 | int window_y, window_height; |
791f420f JR |
3711 | |
3712 | /* Get window dimensions. */ | |
c3c4768d | 3713 | window_box (w, ANY_AREA, 0, &window_y, 0, &window_height); |
791f420f | 3714 | top = window_y; |
791f420f JR |
3715 | height = window_height; |
3716 | ||
5b2b60f0 | 3717 | /* Compute the left edge and the width of the scroll bar area. */ |
62e50ec6 | 3718 | left = WINDOW_SCROLL_BAR_AREA_X (w); |
5b2b60f0 | 3719 | width = WINDOW_CONFIG_SCROLL_BAR_WIDTH (w); |
791f420f JR |
3720 | |
3721 | /* Does the scroll bar exist yet? */ | |
d3d50620 | 3722 | if (NILP (w->vertical_scroll_bar)) |
ee78dc32 | 3723 | { |
00fe468b | 3724 | HDC hdc; |
4d7e6e51 | 3725 | block_input (); |
6ff3e5e3 | 3726 | if (width > 0 && height > 0) |
9f5a911b JR |
3727 | { |
3728 | hdc = get_frame_dc (f); | |
5b2b60f0 | 3729 | w32_clear_area (f, hdc, left, top, width, height); |
9f5a911b JR |
3730 | release_frame_dc (f, hdc); |
3731 | } | |
4d7e6e51 | 3732 | unblock_input (); |
00fe468b | 3733 | |
5b2b60f0 | 3734 | bar = x_scroll_bar_create (w, top, left, width, height); |
ee78dc32 | 3735 | } |
791f420f JR |
3736 | else |
3737 | { | |
d67d1627 | 3738 | /* It may just need to be moved and resized. */ |
791f420f JR |
3739 | HWND hwnd; |
3740 | ||
d3d50620 | 3741 | bar = XSCROLL_BAR (w->vertical_scroll_bar); |
791f420f JR |
3742 | hwnd = SCROLL_BAR_W32_WINDOW (bar); |
3743 | ||
3744 | /* If already correctly positioned, do nothing. */ | |
5b2b60f0 | 3745 | if (bar->left == left |
c44de18d | 3746 | && bar->top == top |
5b2b60f0 YM |
3747 | && bar->width == width |
3748 | && bar->height == height) | |
791f420f JR |
3749 | { |
3750 | /* Redraw after clear_frame. */ | |
3751 | if (!my_show_window (f, hwnd, SW_NORMAL)) | |
3752 | InvalidateRect (hwnd, NULL, FALSE); | |
3753 | } | |
3754 | else | |
3755 | { | |
00fe468b | 3756 | HDC hdc; |
818a1a5d JR |
3757 | SCROLLINFO si; |
3758 | ||
4d7e6e51 | 3759 | block_input (); |
9f5a911b JR |
3760 | if (width && height) |
3761 | { | |
3762 | hdc = get_frame_dc (f); | |
3763 | /* Since Windows scroll bars are smaller than the space reserved | |
3764 | for them on the frame, we have to clear "under" them. */ | |
5b2b60f0 | 3765 | w32_clear_area (f, hdc, left, top, width, height); |
9f5a911b JR |
3766 | release_frame_dc (f, hdc); |
3767 | } | |
791f420f JR |
3768 | /* Make sure scroll bar is "visible" before moving, to ensure the |
3769 | area of the parent window now exposed will be refreshed. */ | |
3770 | my_show_window (f, hwnd, SW_HIDE); | |
5b2b60f0 | 3771 | MoveWindow (hwnd, left, top, width, max (height, 1), TRUE); |
ee78dc32 | 3772 | |
818a1a5d JR |
3773 | si.cbSize = sizeof (si); |
3774 | si.fMask = SIF_RANGE; | |
3775 | si.nMin = 0; | |
3776 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
3777 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3778 | ||
3779 | SetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
ee78dc32 | 3780 | |
791f420f | 3781 | my_show_window (f, hwnd, SW_NORMAL); |
ab76d376 | 3782 | /* InvalidateRect (w, NULL, FALSE); */ |
791f420f JR |
3783 | |
3784 | /* Remember new settings. */ | |
5b2b60f0 | 3785 | bar->left = left; |
c44de18d | 3786 | bar->top = top; |
5b2b60f0 | 3787 | bar->width = width; |
c44de18d | 3788 | bar->height = height; |
791f420f | 3789 | |
4d7e6e51 | 3790 | unblock_input (); |
791f420f JR |
3791 | } |
3792 | } | |
3793 | w32_set_scroll_bar_thumb (bar, portion, position, whole); | |
dd86bd82 | 3794 | XSETVECTOR (barobj, bar); |
e8c17b81 | 3795 | wset_vertical_scroll_bar (w, barobj); |
ee78dc32 GV |
3796 | } |
3797 | ||
3798 | ||
3799 | /* The following three hooks are used when we're doing a thorough | |
3800 | redisplay of the frame. We don't explicitly know which scroll bars | |
3801 | are going to be deleted, because keeping track of when windows go | |
3802 | away is a real pain - "Can you say set-window-configuration, boys | |
3803 | and girls?" Instead, we just assert at the beginning of redisplay | |
3804 | that *all* scroll bars are to be removed, and then save a scroll bar | |
3805 | from the fiery pit when we actually redisplay its window. */ | |
3806 | ||
3807 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
3808 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
9ef2e2cf JR |
3809 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. */ |
3810 | ||
ee78dc32 | 3811 | static void |
a10c8269 | 3812 | w32_condemn_scroll_bars (struct frame *frame) |
ee78dc32 | 3813 | { |
ef0e360f GV |
3814 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
3815 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
3816 | { | |
3817 | Lisp_Object bar; | |
3818 | bar = FRAME_SCROLL_BARS (frame); | |
f00af5b1 | 3819 | fset_scroll_bars (frame, XSCROLL_BAR (bar)->next); |
ef0e360f GV |
3820 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); |
3821 | XSCROLL_BAR (bar)->prev = Qnil; | |
3822 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
3823 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
f00af5b1 | 3824 | fset_condemned_scroll_bars (frame, bar); |
ef0e360f | 3825 | } |
ee78dc32 GV |
3826 | } |
3827 | ||
c2cc16fa | 3828 | |
9ef2e2cf | 3829 | /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle. |
ee78dc32 | 3830 | Note that WINDOW isn't necessarily condemned at all. */ |
c2cc16fa | 3831 | |
ee78dc32 | 3832 | static void |
b56ceb92 | 3833 | w32_redeem_scroll_bar (struct window *window) |
ee78dc32 GV |
3834 | { |
3835 | struct scroll_bar *bar; | |
71688bd7 | 3836 | Lisp_Object barobj; |
c2cc16fa | 3837 | struct frame *f; |
ee78dc32 GV |
3838 | |
3839 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
d3d50620 | 3840 | if (NILP (window->vertical_scroll_bar)) |
1088b922 | 3841 | emacs_abort (); |
ee78dc32 | 3842 | |
d3d50620 | 3843 | bar = XSCROLL_BAR (window->vertical_scroll_bar); |
ee78dc32 | 3844 | |
ef0e360f | 3845 | /* Unlink it from the condemned list. */ |
c2cc16fa JR |
3846 | f = XFRAME (WINDOW_FRAME (window)); |
3847 | if (NILP (bar->prev)) | |
3848 | { | |
3849 | /* If the prev pointer is nil, it must be the first in one of | |
3850 | the lists. */ | |
d3d50620 | 3851 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) |
c2cc16fa JR |
3852 | /* It's not condemned. Everything's fine. */ |
3853 | return; | |
3854 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
d3d50620 | 3855 | window->vertical_scroll_bar)) |
f00af5b1 | 3856 | fset_condemned_scroll_bars (f, bar->next); |
c2cc16fa JR |
3857 | else |
3858 | /* If its prev pointer is nil, it must be at the front of | |
3859 | one or the other! */ | |
1088b922 | 3860 | emacs_abort (); |
c2cc16fa JR |
3861 | } |
3862 | else | |
3863 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
ef0e360f | 3864 | |
c2cc16fa JR |
3865 | if (! NILP (bar->next)) |
3866 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
ef0e360f | 3867 | |
c2cc16fa JR |
3868 | bar->next = FRAME_SCROLL_BARS (f); |
3869 | bar->prev = Qnil; | |
71688bd7 | 3870 | XSETVECTOR (barobj, bar); |
f00af5b1 | 3871 | fset_scroll_bars (f, barobj); |
c2cc16fa JR |
3872 | if (! NILP (bar->next)) |
3873 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
ee78dc32 GV |
3874 | } |
3875 | ||
3876 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
3877 | last call to `*condemn_scroll_bars_hook'. */ | |
9ef2e2cf | 3878 | |
ee78dc32 | 3879 | static void |
a10c8269 | 3880 | w32_judge_scroll_bars (struct frame *f) |
ee78dc32 GV |
3881 | { |
3882 | Lisp_Object bar, next; | |
3883 | ||
3884 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
3885 | ||
3886 | /* Clear out the condemned list now so we won't try to process any | |
3887 | more events on the hapless scroll bars. */ | |
f00af5b1 | 3888 | fset_condemned_scroll_bars (f, Qnil); |
ee78dc32 GV |
3889 | |
3890 | for (; ! NILP (bar); bar = next) | |
3891 | { | |
3892 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
3893 | ||
3894 | x_scroll_bar_remove (b); | |
3895 | ||
3896 | next = b->next; | |
3897 | b->next = b->prev = Qnil; | |
3898 | } | |
3899 | ||
3900 | /* Now there should be no references to the condemned scroll bars, | |
3901 | and they should get garbage-collected. */ | |
3902 | } | |
3903 | ||
3904 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3b8f9651 | 3905 | is set to something other than NO_EVENT, it is enqueued. |
ee78dc32 GV |
3906 | |
3907 | This may be called from a signal handler, so we have to ignore GC | |
3908 | mark bits. */ | |
2c28562d | 3909 | |
52cf03a1 | 3910 | static int |
b56ceb92 JB |
3911 | w32_scroll_bar_handle_click (struct scroll_bar *bar, W32Msg *msg, |
3912 | struct input_event *emacs_event) | |
ee78dc32 | 3913 | { |
8e50cc2d | 3914 | if (! WINDOWP (bar->window)) |
1088b922 | 3915 | emacs_abort (); |
ee78dc32 | 3916 | |
4b219faa | 3917 | emacs_event->kind = SCROLL_BAR_CLICK_EVENT; |
ee78dc32 | 3918 | emacs_event->code = 0; |
52cf03a1 GV |
3919 | /* not really meaningful to distinguish up/down */ |
3920 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 | 3921 | emacs_event->frame_or_window = bar->window; |
7e889510 | 3922 | emacs_event->arg = Qnil; |
ee78dc32 GV |
3923 | emacs_event->timestamp = msg->msg.time; |
3924 | ||
3925 | { | |
c44de18d | 3926 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, bar->height); |
689004fa | 3927 | int y; |
c44de18d | 3928 | int dragging = bar->dragging; |
818a1a5d | 3929 | SCROLLINFO si; |
689004fa | 3930 | |
818a1a5d JR |
3931 | si.cbSize = sizeof (si); |
3932 | si.fMask = SIF_POS; | |
689004fa | 3933 | |
818a1a5d JR |
3934 | GetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); |
3935 | y = si.nPos; | |
689004fa | 3936 | |
c44de18d | 3937 | bar->dragging = 0; |
ced135eb | 3938 | FRAME_DISPLAY_INFO (f)->last_mouse_scroll_bar_pos = msg->msg.wParam; |
d67d1627 | 3939 | |
ee78dc32 | 3940 | switch (LOWORD (msg->msg.wParam)) |
2c28562d | 3941 | { |
2c28562d | 3942 | case SB_LINEDOWN: |
52cf03a1 | 3943 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 3944 | break; |
2c28562d | 3945 | case SB_LINEUP: |
52cf03a1 | 3946 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 3947 | break; |
2c28562d | 3948 | case SB_PAGEUP: |
ee78dc32 GV |
3949 | emacs_event->part = scroll_bar_above_handle; |
3950 | break; | |
2c28562d | 3951 | case SB_PAGEDOWN: |
ee78dc32 GV |
3952 | emacs_event->part = scroll_bar_below_handle; |
3953 | break; | |
2c28562d | 3954 | case SB_TOP: |
ee78dc32 GV |
3955 | emacs_event->part = scroll_bar_handle; |
3956 | y = 0; | |
3957 | break; | |
2c28562d | 3958 | case SB_BOTTOM: |
ee78dc32 GV |
3959 | emacs_event->part = scroll_bar_handle; |
3960 | y = top_range; | |
3961 | break; | |
689004fa | 3962 | case SB_THUMBTRACK: |
2c28562d | 3963 | case SB_THUMBPOSITION: |
c44de18d | 3964 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, bar->height) <= 0xffff) |
791f420f | 3965 | y = HIWORD (msg->msg.wParam); |
c44de18d | 3966 | bar->dragging = 1; /* ??????? */ |
ee78dc32 | 3967 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
3968 | |
3969 | /* "Silently" update current position. */ | |
818a1a5d JR |
3970 | { |
3971 | SCROLLINFO si; | |
689004fa | 3972 | |
818a1a5d JR |
3973 | si.cbSize = sizeof (si); |
3974 | si.fMask = SIF_POS; | |
3975 | si.nPos = y; | |
3976 | /* Remember apparent position (we actually lag behind the real | |
e8500ff4 | 3977 | position, so don't set that directly). */ |
818a1a5d | 3978 | last_scroll_bar_drag_pos = y; |
689004fa | 3979 | |
818a1a5d JR |
3980 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); |
3981 | } | |
ee78dc32 | 3982 | break; |
2c28562d | 3983 | case SB_ENDSCROLL: |
689004fa GV |
3984 | /* If this is the end of a drag sequence, then reset the scroll |
3985 | handle size to normal and do a final redraw. Otherwise do | |
3986 | nothing. */ | |
3987 | if (dragging) | |
3988 | { | |
818a1a5d | 3989 | SCROLLINFO si; |
c44de18d MR |
3990 | int start = bar->start; |
3991 | int end = bar->end; | |
818a1a5d JR |
3992 | |
3993 | si.cbSize = sizeof (si); | |
3994 | si.fMask = SIF_PAGE | SIF_POS; | |
3995 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
3996 | si.nPos = last_scroll_bar_drag_pos; | |
3997 | SetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); | |
689004fa GV |
3998 | } |
3999 | /* fall through */ | |
2c28562d | 4000 | default: |
3b8f9651 | 4001 | emacs_event->kind = NO_EVENT; |
52cf03a1 | 4002 | return FALSE; |
2c28562d | 4003 | } |
52cf03a1 | 4004 | |
ee78dc32 GV |
4005 | XSETINT (emacs_event->x, y); |
4006 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
4007 | |
4008 | return TRUE; | |
ee78dc32 GV |
4009 | } |
4010 | } | |
4011 | ||
4012 | /* Return information to the user about the current position of the mouse | |
4013 | on the scroll bar. */ | |
9ef2e2cf | 4014 | |
ee78dc32 | 4015 | static void |
a10c8269 | 4016 | x_scroll_bar_report_motion (struct frame **fp, Lisp_Object *bar_window, |
b56ceb92 JB |
4017 | enum scroll_bar_part *part, |
4018 | Lisp_Object *x, Lisp_Object *y, | |
4019 | unsigned long *time) | |
ee78dc32 | 4020 | { |
ced135eb DA |
4021 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (*fp); |
4022 | struct scroll_bar *bar = dpyinfo->last_mouse_scroll_bar; | |
fbd6baed | 4023 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
a10c8269 | 4024 | struct frame *f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
ee78dc32 | 4025 | int pos; |
c44de18d | 4026 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, bar->height); |
818a1a5d | 4027 | SCROLLINFO si; |
ee78dc32 | 4028 | |
4d7e6e51 | 4029 | block_input (); |
ee78dc32 GV |
4030 | |
4031 | *fp = f; | |
4032 | *bar_window = bar->window; | |
4033 | ||
818a1a5d JR |
4034 | si.cbSize = sizeof (si); |
4035 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
689004fa | 4036 | |
818a1a5d JR |
4037 | GetScrollInfo (w, SB_CTL, &si); |
4038 | pos = si.nPos; | |
4039 | top_range = si.nMax - si.nPage + 1; | |
ee78dc32 | 4040 | |
ced135eb | 4041 | switch (LOWORD (dpyinfo->last_mouse_scroll_bar_pos)) |
ee78dc32 GV |
4042 | { |
4043 | case SB_THUMBPOSITION: | |
4044 | case SB_THUMBTRACK: | |
4045 | *part = scroll_bar_handle; | |
c44de18d | 4046 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, bar->height) <= 0xffff) |
ced135eb | 4047 | pos = HIWORD (dpyinfo->last_mouse_scroll_bar_pos); |
ee78dc32 GV |
4048 | break; |
4049 | case SB_LINEDOWN: | |
4050 | *part = scroll_bar_handle; | |
4051 | pos++; | |
4052 | break; | |
4053 | default: | |
4054 | *part = scroll_bar_handle; | |
4055 | break; | |
4056 | } | |
4057 | ||
9127e20e JR |
4058 | XSETINT (*x, pos); |
4059 | XSETINT (*y, top_range); | |
ee78dc32 GV |
4060 | |
4061 | f->mouse_moved = 0; | |
ced135eb | 4062 | dpyinfo->last_mouse_scroll_bar = NULL; |
ee78dc32 | 4063 | |
ced135eb | 4064 | *time = dpyinfo->last_mouse_movement_time; |
ee78dc32 | 4065 | |
4d7e6e51 | 4066 | unblock_input (); |
ee78dc32 GV |
4067 | } |
4068 | ||
9ef2e2cf | 4069 | |
ee78dc32 GV |
4070 | /* The screen has been cleared so we may have changed foreground or |
4071 | background colors, and the scroll bars may need to be redrawn. | |
4072 | Clear out the scroll bars, and ask for expose events, so we can | |
4073 | redraw them. */ | |
9ef2e2cf | 4074 | |
791f420f | 4075 | void |
a10c8269 | 4076 | x_scroll_bar_clear (struct frame *f) |
ee78dc32 | 4077 | { |
ee78dc32 GV |
4078 | Lisp_Object bar; |
4079 | ||
9ef2e2cf JR |
4080 | /* We can have scroll bars even if this is 0, |
4081 | if we just turned off scroll bar mode. | |
4082 | But in that case we should not clear them. */ | |
4083 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
4084 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
4085 | bar = XSCROLL_BAR (bar)->next) | |
4086 | { | |
4087 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); | |
4088 | HDC hdc = GetDC (window); | |
4089 | RECT rect; | |
52cf03a1 | 4090 | |
9ef2e2cf JR |
4091 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
4092 | arranges to refresh the scroll bar if hidden. */ | |
4093 | my_show_window (f, window, SW_HIDE); | |
689004fa | 4094 | |
9ef2e2cf JR |
4095 | GetClientRect (window, &rect); |
4096 | select_palette (f, hdc); | |
4097 | w32_clear_rect (f, hdc, &rect); | |
4098 | deselect_palette (f, hdc); | |
689004fa | 4099 | |
9ef2e2cf JR |
4100 | ReleaseDC (window, hdc); |
4101 | } | |
52cf03a1 GV |
4102 | } |
4103 | ||
ee78dc32 | 4104 | \f |
fbd6baed | 4105 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
4106 | |
4107 | /* Record the last 100 characters stored | |
4108 | to help debug the loss-of-chars-during-GC problem. */ | |
9ef2e2cf JR |
4109 | |
4110 | static int temp_index; | |
4111 | static short temp_buffer[100]; | |
ee78dc32 | 4112 | |
2e3566d8 JR |
4113 | /* Temporarily store lead byte of DBCS input sequences. */ |
4114 | static char dbcs_lead = 0; | |
afd153f0 | 4115 | |
fbd6baed | 4116 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
4117 | This routine is called by the SIGIO handler. |
4118 | We return as soon as there are no more events to be read. | |
4119 | ||
d263a633 EZ |
4120 | For an overview of how Emacs input works on MS-Windows, see the |
4121 | commentary before w32_msg_pump in w32fns.c. | |
4122 | ||
ee78dc32 GV |
4123 | We return the number of characters stored into the buffer, |
4124 | thus pretending to be `read'. | |
4125 | ||
ee78dc32 | 4126 | Some of these messages are reposted back to the message queue since the |
d67d1627 | 4127 | system calls the windows proc directly in a context where we cannot return |
decb374a | 4128 | the data nor can we guarantee the state we are in. So if we dispatch them |
ee78dc32 GV |
4129 | we will get into an infinite loop. To prevent this from ever happening we |
4130 | will set a variable to indicate we are in the read_socket call and indicate | |
d67d1627 | 4131 | which message we are processing since the windows proc gets called |
e9e23e23 | 4132 | recursively with different messages by the system. |
ee78dc32 GV |
4133 | */ |
4134 | ||
24f981c9 | 4135 | static int |
f75beb47 | 4136 | w32_read_socket (struct terminal *terminal, |
b56ceb92 | 4137 | struct input_event *hold_quit) |
ee78dc32 GV |
4138 | { |
4139 | int count = 0; | |
689004fa | 4140 | int check_visibility = 0; |
fbd6baed | 4141 | W32Msg msg; |
ee78dc32 | 4142 | struct frame *f; |
fbd6baed | 4143 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
bbf534ce | 4144 | Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight; |
ee78dc32 | 4145 | |
4d7e6e51 | 4146 | block_input (); |
ee78dc32 GV |
4147 | |
4148 | /* So people can tell when we have read the available input. */ | |
4149 | input_signal_count++; | |
4150 | ||
0fda9b75 DC |
4151 | /* Process any incoming thread messages. */ |
4152 | drain_message_queue (); | |
4153 | ||
07c07cfe | 4154 | /* TODO: ghostscript integration. */ |
52cf03a1 | 4155 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 | 4156 | { |
6b61353c KH |
4157 | struct input_event inev; |
4158 | int do_help = 0; | |
4159 | ||
0fda9b75 DC |
4160 | /* DebPrint (("w32_read_socket: %s time:%u\n", */ |
4161 | /* w32_name_of_message (msg.msg.message), */ | |
4162 | /* msg.msg.time)); */ | |
4163 | ||
6b61353c KH |
4164 | EVENT_INIT (inev); |
4165 | inev.kind = NO_EVENT; | |
4166 | inev.arg = Qnil; | |
4167 | ||
ee78dc32 GV |
4168 | switch (msg.msg.message) |
4169 | { | |
f7b146dc | 4170 | case WM_EMACS_PAINT: |
9f5a911b | 4171 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
ee78dc32 | 4172 | |
d67d1627 | 4173 | if (f) |
9f5a911b JR |
4174 | { |
4175 | if (msg.rect.right == msg.rect.left || | |
4176 | msg.rect.bottom == msg.rect.top) | |
4177 | { | |
4178 | /* We may get paint messages even though the client | |
4179 | area is clipped - these are not expose events. */ | |
4180 | DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f, | |
e69b0960 | 4181 | SDATA (f->name))); |
9f5a911b | 4182 | } |
edfa7fa0 | 4183 | else if (FRAME_VISIBLE_P (f) != 1) |
9f5a911b | 4184 | { |
edfa7fa0 DA |
4185 | bool iconified = FRAME_ICONIFIED_P (f); |
4186 | ||
9f5a911b | 4187 | /* Definitely not obscured, so mark as visible. */ |
edfa7fa0 DA |
4188 | SET_FRAME_VISIBLE (f, 1); |
4189 | SET_FRAME_ICONIFIED (f, 0); | |
9f5a911b | 4190 | SET_FRAME_GARBAGED (f); |
a8f93651 EZ |
4191 | if (!f->output_data.w32->asked_for_visible) |
4192 | DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f, | |
4193 | SDATA (f->name))); | |
9f5a911b JR |
4194 | |
4195 | /* WM_PAINT serves as MapNotify as well, so report | |
4196 | visibility changes properly. */ | |
edfa7fa0 | 4197 | if (iconified) |
9f5a911b | 4198 | { |
6b61353c KH |
4199 | inev.kind = DEICONIFY_EVENT; |
4200 | XSETFRAME (inev.frame_or_window, f); | |
9f5a911b | 4201 | } |
edfa7fa0 | 4202 | else if (!NILP (Vframe_list) && !NILP (XCDR (Vframe_list))) |
9f5a911b JR |
4203 | /* Force a redisplay sooner or later to update the |
4204 | frame titles in case this is the second frame. */ | |
4205 | record_asynch_buffer_change (); | |
4206 | } | |
4207 | else | |
4208 | { | |
4209 | HDC hdc = get_frame_dc (f); | |
4210 | ||
4211 | /* Erase background again for safety. */ | |
4212 | w32_clear_rect (f, hdc, &msg.rect); | |
4213 | release_frame_dc (f, hdc); | |
4214 | expose_frame (f, | |
4215 | msg.rect.left, | |
4216 | msg.rect.top, | |
4217 | msg.rect.right - msg.rect.left, | |
4218 | msg.rect.bottom - msg.rect.top); | |
4219 | } | |
4220 | } | |
52cf03a1 | 4221 | break; |
689004fa | 4222 | |
f98169a0 GV |
4223 | case WM_INPUTLANGCHANGE: |
4224 | /* Generate a language change event. */ | |
4225 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4226 | ||
0bd8297f EZ |
4227 | /* lParam contains the input language ID in its low 16 bits. |
4228 | Use it to update our record of the keyboard codepage. */ | |
302fc036 EZ |
4229 | w32_keyboard_codepage = codepage_for_locale ((LCID)(msg.msg.lParam |
4230 | & 0xffff)); | |
13087e59 | 4231 | |
f98169a0 GV |
4232 | if (f) |
4233 | { | |
6b61353c KH |
4234 | inev.kind = LANGUAGE_CHANGE_EVENT; |
4235 | XSETFRAME (inev.frame_or_window, f); | |
302fc036 | 4236 | inev.code = w32_keyboard_codepage; |
6b61353c | 4237 | inev.modifiers = msg.msg.lParam & 0xffff; |
f98169a0 GV |
4238 | } |
4239 | break; | |
4240 | ||
ee78dc32 GV |
4241 | case WM_KEYDOWN: |
4242 | case WM_SYSKEYDOWN: | |
4243 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4244 | |
edfa7fa0 | 4245 | if (f && !FRAME_ICONIFIED_P (f)) |
ee78dc32 | 4246 | { |
bbf534ce | 4247 | if (!hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
e69b0960 | 4248 | && !EQ (f->tool_bar_window, hlinfo->mouse_face_window)) |
3d26a7c2 | 4249 | { |
bbf534ce EZ |
4250 | clear_mouse_face (hlinfo); |
4251 | hlinfo->mouse_face_hidden = 1; | |
3d26a7c2 KS |
4252 | } |
4253 | ||
ee78dc32 GV |
4254 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4255 | temp_index = 0; | |
4256 | temp_buffer[temp_index++] = msg.msg.wParam; | |
6b61353c KH |
4257 | inev.kind = NON_ASCII_KEYSTROKE_EVENT; |
4258 | inev.code = msg.msg.wParam; | |
4259 | inev.modifiers = msg.dwModifiers; | |
4260 | XSETFRAME (inev.frame_or_window, f); | |
4261 | inev.timestamp = msg.msg.time; | |
ee78dc32 GV |
4262 | } |
4263 | break; | |
689004fa | 4264 | |
a60b0333 | 4265 | case WM_UNICHAR: |
ee78dc32 GV |
4266 | case WM_SYSCHAR: |
4267 | case WM_CHAR: | |
4268 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4269 | |
edfa7fa0 | 4270 | if (f && !FRAME_ICONIFIED_P (f)) |
ee78dc32 | 4271 | { |
bbf534ce | 4272 | if (!hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
e69b0960 | 4273 | && !EQ (f->tool_bar_window, hlinfo->mouse_face_window)) |
3d26a7c2 | 4274 | { |
bbf534ce EZ |
4275 | clear_mouse_face (hlinfo); |
4276 | hlinfo->mouse_face_hidden = 1; | |
3d26a7c2 KS |
4277 | } |
4278 | ||
f98169a0 GV |
4279 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
4280 | temp_index = 0; | |
4281 | temp_buffer[temp_index++] = msg.msg.wParam; | |
480cb5d2 JR |
4282 | |
4283 | inev.modifiers = msg.dwModifiers; | |
4284 | XSETFRAME (inev.frame_or_window, f); | |
4285 | inev.timestamp = msg.msg.time; | |
4286 | ||
a60b0333 JR |
4287 | if (msg.msg.message == WM_UNICHAR) |
4288 | { | |
a60b0333 JR |
4289 | inev.code = msg.msg.wParam; |
4290 | } | |
480cb5d2 JR |
4291 | else if (msg.msg.wParam < 256) |
4292 | { | |
4293 | wchar_t code; | |
4294 | char dbcs[2]; | |
4295 | dbcs[0] = 0; | |
4296 | dbcs[1] = (char) msg.msg.wParam; | |
4297 | ||
4298 | if (dbcs_lead) | |
4299 | { | |
4300 | dbcs[0] = dbcs_lead; | |
4301 | dbcs_lead = 0; | |
302fc036 | 4302 | if (!MultiByteToWideChar (w32_keyboard_codepage, 0, |
13087e59 | 4303 | dbcs, 2, &code, 1)) |
480cb5d2 JR |
4304 | { |
4305 | /* Garbage */ | |
4306 | DebPrint (("Invalid DBCS sequence: %d %d\n", | |
4307 | dbcs[0], dbcs[1])); | |
4308 | inev.kind = NO_EVENT; | |
4309 | break; | |
4310 | } | |
4311 | } | |
302fc036 | 4312 | else if (IsDBCSLeadByteEx (w32_keyboard_codepage, |
13087e59 | 4313 | (BYTE) msg.msg.wParam)) |
480cb5d2 JR |
4314 | { |
4315 | dbcs_lead = (char) msg.msg.wParam; | |
4316 | inev.kind = NO_EVENT; | |
4317 | break; | |
4318 | } | |
4319 | else | |
4320 | { | |
302fc036 | 4321 | if (!MultiByteToWideChar (w32_keyboard_codepage, 0, |
13087e59 | 4322 | &dbcs[1], 1, &code, 1)) |
480cb5d2 JR |
4323 | { |
4324 | /* What to do with garbage? */ | |
4325 | DebPrint (("Invalid character: %d\n", dbcs[1])); | |
4326 | inev.kind = NO_EVENT; | |
4327 | break; | |
4328 | } | |
4329 | } | |
4330 | inev.code = code; | |
4331 | } | |
a60b0333 JR |
4332 | else |
4333 | { | |
480cb5d2 JR |
4334 | /* Windows shouldn't generate WM_CHAR events above 0xFF |
4335 | in non-Unicode message handlers. */ | |
4336 | DebPrint (("Non-byte WM_CHAR: %d\n", msg.msg.wParam)); | |
4337 | inev.kind = NO_EVENT; | |
4338 | break; | |
a60b0333 | 4339 | } |
480cb5d2 JR |
4340 | inev.kind = inev.code < 128 ? ASCII_KEYSTROKE_EVENT |
4341 | : MULTIBYTE_CHAR_KEYSTROKE_EVENT; | |
ee78dc32 GV |
4342 | } |
4343 | break; | |
689004fa | 4344 | |
4b219faa JR |
4345 | case WM_APPCOMMAND: |
4346 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4347 | ||
edfa7fa0 | 4348 | if (f && !FRAME_ICONIFIED_P (f)) |
4b219faa | 4349 | { |
bbf534ce | 4350 | if (!hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight) |
e69b0960 | 4351 | && !EQ (f->tool_bar_window, hlinfo->mouse_face_window)) |
4b219faa | 4352 | { |
bbf534ce EZ |
4353 | clear_mouse_face (hlinfo); |
4354 | hlinfo->mouse_face_hidden = 1; | |
4b219faa JR |
4355 | } |
4356 | ||
4357 | if (temp_index == sizeof temp_buffer / sizeof (short)) | |
4358 | temp_index = 0; | |
4359 | temp_buffer[temp_index++] = msg.msg.wParam; | |
4360 | inev.kind = MULTIMEDIA_KEY_EVENT; | |
ed3751c8 | 4361 | inev.code = GET_APPCOMMAND_LPARAM (msg.msg.lParam); |
4b219faa JR |
4362 | inev.modifiers = msg.dwModifiers; |
4363 | XSETFRAME (inev.frame_or_window, f); | |
4364 | inev.timestamp = msg.msg.time; | |
4365 | } | |
4366 | break; | |
65a6ff8f | 4367 | |
ee78dc32 | 4368 | case WM_MOUSEMOVE: |
706ddb8f JR |
4369 | /* Ignore non-movement. */ |
4370 | { | |
4371 | int x = LOWORD (msg.msg.lParam); | |
4372 | int y = HIWORD (msg.msg.lParam); | |
4373 | if (x == last_mousemove_x && y == last_mousemove_y) | |
4374 | break; | |
4375 | last_mousemove_x = x; | |
4376 | last_mousemove_y = y; | |
4377 | } | |
4378 | ||
89271099 | 4379 | previous_help_echo_string = help_echo_string; |
fc5c7550 | 4380 | help_echo_string = Qnil; |
791f420f | 4381 | |
7a0c745a DA |
4382 | f = (x_mouse_grabbed (dpyinfo) ? dpyinfo->last_mouse_frame |
4383 | : x_window_to_frame (dpyinfo, msg.msg.hwnd)); | |
d67d1627 | 4384 | |
bbf534ce | 4385 | if (hlinfo->mouse_face_hidden) |
3d26a7c2 | 4386 | { |
bbf534ce EZ |
4387 | hlinfo->mouse_face_hidden = 0; |
4388 | clear_mouse_face (hlinfo); | |
3d26a7c2 KS |
4389 | } |
4390 | ||
ee78dc32 | 4391 | if (f) |
a18bb28d JR |
4392 | { |
4393 | /* Generate SELECT_WINDOW_EVENTs when needed. */ | |
92b23323 | 4394 | if (!NILP (Vmouse_autoselect_window)) |
a18bb28d | 4395 | { |
1fccc530 DA |
4396 | static Lisp_Object last_mouse_window; |
4397 | Lisp_Object window = window_from_coordinates | |
4398 | (f, LOWORD (msg.msg.lParam), HIWORD (msg.msg.lParam), 0, 0); | |
a18bb28d JR |
4399 | |
4400 | /* Window will be selected only when it is not | |
4401 | selected now and last mouse movement event was | |
4402 | not in it. Minibuffer window will be selected | |
e0f24100 | 4403 | only when it is active. */ |
ed3751c8 | 4404 | if (WINDOWP (window) |
1fccc530 | 4405 | && !EQ (window, last_mouse_window) |
74a9b36f MR |
4406 | && !EQ (window, selected_window) |
4407 | /* For click-to-focus window managers | |
4408 | create event iff we don't leave the | |
4409 | selected frame. */ | |
4410 | && (focus_follows_mouse | |
d3d50620 DA |
4411 | || (EQ (XWINDOW (window)->frame, |
4412 | XWINDOW (selected_window)->frame)))) | |
a18bb28d | 4413 | { |
6b61353c KH |
4414 | inev.kind = SELECT_WINDOW_EVENT; |
4415 | inev.frame_or_window = window; | |
a18bb28d | 4416 | } |
1fccc530 DA |
4417 | /* Remember the last window where we saw the mouse. */ |
4418 | last_mouse_window = window; | |
a18bb28d | 4419 | } |
fc5c7550 YM |
4420 | if (!note_mouse_movement (f, &msg.msg)) |
4421 | help_echo_string = previous_help_echo_string; | |
a18bb28d | 4422 | } |
ee78dc32 | 4423 | else |
791f420f JR |
4424 | { |
4425 | /* If we move outside the frame, then we're | |
4426 | certainly no longer on any text in the frame. */ | |
bbf534ce | 4427 | clear_mouse_face (hlinfo); |
791f420f JR |
4428 | } |
4429 | ||
89271099 | 4430 | /* If the contents of the global variable help_echo_string |
791f420f | 4431 | has changed, generate a HELP_EVENT. */ |
646b5f55 | 4432 | #if 0 /* The below is an invalid comparison when CHECK_LISP_OBJECT_TYPE. |
e597eb7d JR |
4433 | But it was originally changed to this to fix a bug, so I have |
4434 | not removed it completely in case the bug is still there. */ | |
89271099 KS |
4435 | if (help_echo_string != previous_help_echo_string || |
4436 | (!NILP (help_echo_string) && !STRINGP (help_echo_string) && f->mouse_moved)) | |
e597eb7d JR |
4437 | #else /* This is what xterm.c does. */ |
4438 | if (!NILP (help_echo_string) | |
4439 | || !NILP (previous_help_echo_string)) | |
6b61353c | 4440 | do_help = 1; |
e597eb7d | 4441 | #endif |
791f420f | 4442 | break; |
689004fa | 4443 | |
ee78dc32 GV |
4444 | case WM_LBUTTONDOWN: |
4445 | case WM_LBUTTONUP: | |
4446 | case WM_MBUTTONDOWN: | |
4447 | case WM_MBUTTONUP: | |
4448 | case WM_RBUTTONDOWN: | |
4449 | case WM_RBUTTONUP: | |
53823ab9 JR |
4450 | case WM_XBUTTONDOWN: |
4451 | case WM_XBUTTONUP: | |
ee78dc32 | 4452 | { |
791f420f JR |
4453 | /* If we decide we want to generate an event to be seen |
4454 | by the rest of Emacs, we put it here. */ | |
d7e6881a | 4455 | bool tool_bar_p = 0; |
ee78dc32 GV |
4456 | int button; |
4457 | int up; | |
791f420f | 4458 | |
7a0c745a DA |
4459 | f = (x_mouse_grabbed (dpyinfo) ? dpyinfo->last_mouse_frame |
4460 | : x_window_to_frame (dpyinfo, msg.msg.hwnd)); | |
d67d1627 | 4461 | |
ee78dc32 GV |
4462 | if (f) |
4463 | { | |
6b61353c | 4464 | construct_mouse_click (&inev, &msg, f); |
d67d1627 | 4465 | |
791f420f | 4466 | /* Is this in the tool-bar? */ |
e69b0960 DA |
4467 | if (WINDOWP (f->tool_bar_window) |
4468 | && WINDOW_TOTAL_LINES (XWINDOW (f->tool_bar_window))) | |
791f420f JR |
4469 | { |
4470 | Lisp_Object window; | |
6b61353c KH |
4471 | int x = XFASTINT (inev.x); |
4472 | int y = XFASTINT (inev.y); | |
791f420f | 4473 | |
9173a8fb | 4474 | window = window_from_coordinates (f, x, y, 0, 1); |
b8b47c19 | 4475 | |
e69b0960 | 4476 | if (EQ (window, f->tool_bar_window)) |
791f420f | 4477 | { |
6b61353c | 4478 | w32_handle_tool_bar_click (f, &inev); |
791f420f JR |
4479 | tool_bar_p = 1; |
4480 | } | |
4481 | } | |
4482 | ||
6b61353c KH |
4483 | if (tool_bar_p |
4484 | || (dpyinfo->w32_focus_frame | |
4485 | && f != dpyinfo->w32_focus_frame)) | |
4486 | inev.kind = NO_EVENT; | |
ee78dc32 | 4487 | } |
d67d1627 | 4488 | |
53823ab9 JR |
4489 | parse_button (msg.msg.message, HIWORD (msg.msg.wParam), |
4490 | &button, &up); | |
4491 | ||
ee78dc32 GV |
4492 | if (up) |
4493 | { | |
4494 | dpyinfo->grabbed &= ~ (1 << button); | |
4495 | } | |
4496 | else | |
4497 | { | |
4498 | dpyinfo->grabbed |= (1 << button); | |
7a0c745a | 4499 | dpyinfo->last_mouse_frame = f; |
791f420f JR |
4500 | /* Ignore any mouse motion that happened |
4501 | before this event; any subsequent mouse-movement | |
4502 | Emacs events should reflect only motion after | |
4503 | the ButtonPress. */ | |
4504 | if (f != 0) | |
4505 | f->mouse_moved = 0; | |
4506 | ||
4507 | if (!tool_bar_p) | |
4508 | last_tool_bar_item = -1; | |
ee78dc32 | 4509 | } |
689004fa | 4510 | break; |
ee78dc32 | 4511 | } |
d67d1627 | 4512 | |
1c64a4a2 | 4513 | case WM_MOUSEWHEEL: |
1526bc23 | 4514 | case WM_MOUSEHWHEEL: |
1c64a4a2 | 4515 | { |
7a0c745a DA |
4516 | f = (x_mouse_grabbed (dpyinfo) ? dpyinfo->last_mouse_frame |
4517 | : x_window_to_frame (dpyinfo, msg.msg.hwnd)); | |
1c64a4a2 JB |
4518 | |
4519 | if (f) | |
4520 | { | |
1c64a4a2 | 4521 | |
6b61353c KH |
4522 | if (!dpyinfo->w32_focus_frame |
4523 | || f == dpyinfo->w32_focus_frame) | |
1c64a4a2 | 4524 | { |
637ad49d | 4525 | /* Emit an Emacs wheel-up/down event. */ |
6b61353c | 4526 | construct_mouse_wheel (&inev, &msg, f); |
1c64a4a2 | 4527 | } |
637ad49d JR |
4528 | /* Ignore any mouse motion that happened before this |
4529 | event; any subsequent mouse-movement Emacs events | |
4530 | should reflect only motion after the | |
db9cd97a | 4531 | ButtonPress. */ |
637ad49d | 4532 | f->mouse_moved = 0; |
1c64a4a2 | 4533 | } |
7a0c745a | 4534 | dpyinfo->last_mouse_frame = f; |
637ad49d | 4535 | last_tool_bar_item = -1; |
1c64a4a2 | 4536 | } |
ee78dc32 | 4537 | break; |
689004fa | 4538 | |
12857dfd RS |
4539 | case WM_DROPFILES: |
4540 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4541 | ||
4542 | if (f) | |
6b61353c | 4543 | construct_drag_n_drop (&inev, &msg, f); |
12857dfd RS |
4544 | break; |
4545 | ||
ee78dc32 GV |
4546 | case WM_VSCROLL: |
4547 | { | |
689004fa GV |
4548 | struct scroll_bar *bar = |
4549 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
d67d1627 | 4550 | |
6b61353c KH |
4551 | if (bar) |
4552 | w32_scroll_bar_handle_click (bar, &msg, &inev); | |
689004fa | 4553 | break; |
ee78dc32 | 4554 | } |
d67d1627 | 4555 | |
689004fa GV |
4556 | case WM_WINDOWPOSCHANGED: |
4557 | case WM_ACTIVATE: | |
4558 | case WM_ACTIVATEAPP: | |
549808db JR |
4559 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
4560 | if (f) | |
c7ffccaf | 4561 | { |
a5cc4dde EZ |
4562 | /* Run the full-screen hook function also when we are |
4563 | being activated, to actually install the required | |
4564 | size in effect, if the WAIT flag is set. This is | |
4565 | because when the hook is run from x_set_fullscreen, | |
4566 | the frame might not yet be visible, if that call is a | |
4567 | result of make-frame, and in that case the hook just | |
4568 | sets the WAIT flag. */ | |
4569 | if ((msg.msg.message == WM_WINDOWPOSCHANGED || msg.msg.wParam) | |
4570 | && (f->want_fullscreen & FULLSCREEN_WAIT)) | |
c7ffccaf EZ |
4571 | w32fullscreen_hook (f); |
4572 | x_check_fullscreen (f); | |
4573 | } | |
689004fa | 4574 | check_visibility = 1; |
ee78dc32 | 4575 | break; |
689004fa | 4576 | |
ee78dc32 GV |
4577 | case WM_MOVE: |
4578 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4579 | |
edfa7fa0 | 4580 | if (f && !FRAME_ICONIFIED_P (f)) |
0791d107 | 4581 | x_real_positions (f, &f->left_pos, &f->top_pos); |
689004fa GV |
4582 | |
4583 | check_visibility = 1; | |
4584 | break; | |
4585 | ||
4586 | case WM_SHOWWINDOW: | |
b71b8111 JR |
4587 | /* wParam non-zero means Window is about to be shown, 0 means |
4588 | about to be hidden. */ | |
4589 | /* Redo the mouse-highlight after the tooltip has gone. */ | |
4590 | if (!msg.msg.wParam && msg.msg.hwnd == tip_window) | |
4591 | { | |
4592 | tip_window = NULL; | |
18da0d8a | 4593 | x_redo_mouse_highlight (dpyinfo); |
b71b8111 JR |
4594 | } |
4595 | ||
689004fa | 4596 | /* If window has been obscured or exposed by another window |
53964682 | 4597 | being maximized or minimized/restored, then recheck |
689004fa GV |
4598 | visibility of all frames. Direct changes to our own |
4599 | windows get handled by WM_SIZE. */ | |
4600 | #if 0 | |
4601 | if (msg.msg.lParam != 0) | |
4602 | check_visibility = 1; | |
4603 | else | |
4604 | { | |
4605 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4606 | f->async_visible = msg.msg.wParam; | |
4607 | } | |
4608 | #endif | |
4609 | ||
4610 | check_visibility = 1; | |
ee78dc32 | 4611 | break; |
689004fa | 4612 | |
ee78dc32 GV |
4613 | case WM_SIZE: |
4614 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4615 | |
689004fa GV |
4616 | /* Inform lisp of whether frame has been iconified etc. */ |
4617 | if (f) | |
ee78dc32 | 4618 | { |
689004fa | 4619 | switch (msg.msg.wParam) |
ee78dc32 | 4620 | { |
689004fa | 4621 | case SIZE_MINIMIZED: |
edfa7fa0 DA |
4622 | SET_FRAME_VISIBLE (f, 0); |
4623 | SET_FRAME_ICONIFIED (f, 1); | |
d67d1627 | 4624 | |
6b61353c KH |
4625 | inev.kind = ICONIFY_EVENT; |
4626 | XSETFRAME (inev.frame_or_window, f); | |
689004fa GV |
4627 | break; |
4628 | ||
4629 | case SIZE_MAXIMIZED: | |
880e6158 MR |
4630 | { |
4631 | bool iconified = FRAME_ICONIFIED_P (f); | |
4632 | ||
4633 | SET_FRAME_VISIBLE (f, 1); | |
4634 | SET_FRAME_ICONIFIED (f, 0); | |
4635 | ||
4636 | /* wait_reading_process_output will notice this | |
4637 | and update the frame's display structures. */ | |
4638 | SET_FRAME_GARBAGED (f); | |
4639 | ||
4640 | if (iconified) | |
4641 | { | |
4642 | int x, y; | |
4643 | ||
4644 | /* Reset top and left positions of the Window | |
4645 | here since Windows sends a WM_MOVE message | |
4646 | BEFORE telling us the Window is minimized | |
4647 | when the Window is iconified, with 3000,3000 | |
4648 | as the co-ords. */ | |
4649 | x_real_positions (f, &x, &y); | |
4650 | f->left_pos = x; | |
4651 | f->top_pos = y; | |
4652 | ||
4653 | inev.kind = DEICONIFY_EVENT; | |
4654 | XSETFRAME (inev.frame_or_window, f); | |
4655 | } | |
4656 | else if (! NILP (Vframe_list) | |
4657 | && ! NILP (XCDR (Vframe_list))) | |
4658 | /* Force a redisplay sooner or later | |
4659 | to update the frame titles | |
4660 | in case this is the second frame. */ | |
4661 | record_asynch_buffer_change (); | |
4662 | } | |
4663 | ||
947003b5 | 4664 | if (EQ (get_frame_param (f, Qfullscreen), Qnil)) |
880e6158 | 4665 | set_frame_param (f, Qfullscreen, Qmaximized); |
947003b5 | 4666 | else if (! EQ (get_frame_param (f, Qfullscreen), Qmaximized)) |
880e6158 MR |
4667 | set_frame_param (f, Qmaximized, Qmaximized); |
4668 | ||
4669 | break; | |
4670 | ||
689004fa | 4671 | case SIZE_RESTORED: |
edfa7fa0 DA |
4672 | { |
4673 | bool iconified = FRAME_ICONIFIED_P (f); | |
d67d1627 | 4674 | |
a8f93651 EZ |
4675 | if (iconified) |
4676 | SET_FRAME_VISIBLE (f, 1); | |
edfa7fa0 | 4677 | SET_FRAME_ICONIFIED (f, 0); |
d67d1627 | 4678 | |
edfa7fa0 DA |
4679 | /* wait_reading_process_output will notice this |
4680 | and update the frame's display structures. */ | |
4681 | SET_FRAME_GARBAGED (f); | |
31d4844a | 4682 | |
edfa7fa0 DA |
4683 | if (iconified) |
4684 | { | |
edfa7fa0 DA |
4685 | /* Reset top and left positions of the Window |
4686 | here since Windows sends a WM_MOVE message | |
4687 | BEFORE telling us the Window is minimized | |
4688 | when the Window is iconified, with 3000,3000 | |
4689 | as the co-ords. */ | |
0791d107 | 4690 | x_real_positions (f, &f->left_pos, &f->top_pos); |
edfa7fa0 DA |
4691 | |
4692 | inev.kind = DEICONIFY_EVENT; | |
4693 | XSETFRAME (inev.frame_or_window, f); | |
4694 | } | |
4695 | else if (! NILP (Vframe_list) | |
4696 | && ! NILP (XCDR (Vframe_list))) | |
4697 | /* Force a redisplay sooner or later | |
4698 | to update the frame titles | |
4699 | in case this is the second frame. */ | |
4700 | record_asynch_buffer_change (); | |
4701 | } | |
880e6158 | 4702 | |
947003b5 | 4703 | if (EQ (get_frame_param (f, Qfullscreen), Qmaximized)) |
880e6158 | 4704 | set_frame_param (f, Qfullscreen, Qnil); |
947003b5 | 4705 | else if (! EQ (get_frame_param (f, Qmaximized), Qnil)) |
880e6158 MR |
4706 | set_frame_param (f, Qmaximized, Qnil); |
4707 | ||
689004fa | 4708 | break; |
ee78dc32 | 4709 | } |
ee78dc32 | 4710 | } |
689004fa | 4711 | |
edfa7fa0 | 4712 | if (f && !FRAME_ICONIFIED_P (f) && msg.msg.wParam != SIZE_MINIMIZED) |
ef0e360f GV |
4713 | { |
4714 | RECT rect; | |
880e6158 | 4715 | int rows, columns, width, height, text_width, text_height; |
d67d1627 | 4716 | |
9127e20e | 4717 | GetClientRect (msg.msg.hwnd, &rect); |
d67d1627 | 4718 | |
ef0e360f GV |
4719 | height = rect.bottom - rect.top; |
4720 | width = rect.right - rect.left; | |
880e6158 MR |
4721 | text_width = FRAME_PIXEL_TO_TEXT_WIDTH (f, width); |
4722 | text_height = FRAME_PIXEL_TO_TEXT_HEIGHT (f, height); | |
62e50ec6 KS |
4723 | rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, height); |
4724 | columns = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, width); | |
d67d1627 | 4725 | |
ef0e360f | 4726 | /* TODO: Clip size to the screen dimensions. */ |
d67d1627 | 4727 | |
ef0e360f GV |
4728 | /* Even if the number of character rows and columns has |
4729 | not changed, the font size may have changed, so we need | |
4730 | to check the pixel dimensions as well. */ | |
d67d1627 | 4731 | |
880e6158 MR |
4732 | if (width != FRAME_PIXEL_WIDTH (f) |
4733 | || height != FRAME_PIXEL_HEIGHT (f) | |
4734 | || text_width != FRAME_TEXT_WIDTH (f) | |
4735 | || text_height != FRAME_TEXT_HEIGHT (f)) | |
ef0e360f | 4736 | { |
880e6158 | 4737 | change_frame_size (f, text_width, text_height, 0, 1, 0, 1); |
ef0e360f | 4738 | SET_FRAME_GARBAGED (f); |
31d4844a | 4739 | cancel_mouse_face (f); |
880e6158 MR |
4740 | /* Do we want to set these here ???? */ |
4741 | /** FRAME_PIXEL_WIDTH (f) = width; **/ | |
4742 | /** FRAME_TEXT_WIDTH (f) = text_width; **/ | |
4743 | /** FRAME_PIXEL_HEIGHT (f) = height; **/ | |
62e50ec6 | 4744 | f->win_gravity = NorthWestGravity; |
ef0e360f GV |
4745 | } |
4746 | } | |
4747 | ||
689004fa GV |
4748 | check_visibility = 1; |
4749 | break; | |
4750 | ||
1576fbfa JR |
4751 | case WM_MOUSELEAVE: |
4752 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4753 | if (f) | |
4754 | { | |
bbf534ce | 4755 | if (f == hlinfo->mouse_face_mouse_frame) |
1576fbfa JR |
4756 | { |
4757 | /* If we move outside the frame, then we're | |
4758 | certainly no longer on any text in the frame. */ | |
bbf534ce EZ |
4759 | clear_mouse_face (hlinfo); |
4760 | hlinfo->mouse_face_mouse_frame = 0; | |
1576fbfa JR |
4761 | } |
4762 | ||
4763 | /* Generate a nil HELP_EVENT to cancel a help-echo. | |
4764 | Do it only if there's something to cancel. | |
4765 | Otherwise, the startup message is cleared when | |
4766 | the mouse leaves the frame. */ | |
4767 | if (any_help_event_p) | |
6b61353c | 4768 | do_help = -1; |
1576fbfa JR |
4769 | } |
4770 | break; | |
d67d1627 | 4771 | |
689004fa | 4772 | case WM_SETFOCUS: |
55131bef | 4773 | w32_detect_focus_change (dpyinfo, &msg, &inev); |
791f420f | 4774 | |
791f420f JR |
4775 | dpyinfo->grabbed = 0; |
4776 | check_visibility = 1; | |
4777 | break; | |
4778 | ||
689004fa | 4779 | case WM_KILLFOCUS: |
e95da6d3 | 4780 | w32_detect_focus_change (dpyinfo, &msg, &inev); |
791f420f | 4781 | f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd); |
08712a41 | 4782 | |
791f420f JR |
4783 | if (f) |
4784 | { | |
bbf534ce | 4785 | if (f == hlinfo->mouse_face_mouse_frame) |
791f420f JR |
4786 | { |
4787 | /* If we move outside the frame, then we're | |
4788 | certainly no longer on any text in the frame. */ | |
bbf534ce EZ |
4789 | clear_mouse_face (hlinfo); |
4790 | hlinfo->mouse_face_mouse_frame = 0; | |
791f420f | 4791 | } |
9ef2e2cf | 4792 | |
791f420f JR |
4793 | /* Generate a nil HELP_EVENT to cancel a help-echo. |
4794 | Do it only if there's something to cancel. | |
4795 | Otherwise, the startup message is cleared when | |
4796 | the mouse leaves the frame. */ | |
4797 | if (any_help_event_p) | |
6b61353c | 4798 | do_help = -1; |
791f420f | 4799 | } |
689004fa | 4800 | |
08712a41 | 4801 | dpyinfo->grabbed = 0; |
689004fa | 4802 | check_visibility = 1; |
ee78dc32 | 4803 | break; |
689004fa | 4804 | |
ee78dc32 GV |
4805 | case WM_CLOSE: |
4806 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4807 | |
ee78dc32 GV |
4808 | if (f) |
4809 | { | |
6b61353c KH |
4810 | inev.kind = DELETE_WINDOW_EVENT; |
4811 | XSETFRAME (inev.frame_or_window, f); | |
ee78dc32 | 4812 | } |
689004fa GV |
4813 | break; |
4814 | ||
4815 | case WM_INITMENU: | |
4816 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 4817 | |
689004fa GV |
4818 | if (f) |
4819 | { | |
6b61353c KH |
4820 | inev.kind = MENU_BAR_ACTIVATE_EVENT; |
4821 | XSETFRAME (inev.frame_or_window, f); | |
689004fa | 4822 | } |
ee78dc32 | 4823 | break; |
689004fa | 4824 | |
ee78dc32 GV |
4825 | case WM_COMMAND: |
4826 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 4827 | |
ee78dc32 GV |
4828 | if (f) |
4829 | { | |
f98169a0 | 4830 | extern void menubar_selection_callback |
a10c8269 | 4831 | (struct frame *f, void * client_data); |
014b6ea1 | 4832 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 4833 | } |
689004fa GV |
4834 | |
4835 | check_visibility = 1; | |
4836 | break; | |
4837 | ||
4838 | case WM_DISPLAYCHANGE: | |
4839 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4840 | ||
d67d1627 | 4841 | if (f) |
689004fa | 4842 | { |
689004fa | 4843 | dpyinfo->n_cbits = msg.msg.wParam; |
b89c78a5 CY |
4844 | DebPrint (("display change: %d %d\n", |
4845 | (short) LOWORD (msg.msg.lParam), | |
4846 | (short) HIWORD (msg.msg.lParam))); | |
689004fa | 4847 | } |
d67d1627 | 4848 | |
689004fa | 4849 | check_visibility = 1; |
ee78dc32 | 4850 | break; |
e7efd97e | 4851 | |
7f203aa1 | 4852 | #if HAVE_W32NOTIFY |
477f1e50 EZ |
4853 | case WM_EMACS_FILENOTIFY: |
4854 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
4855 | if (f) | |
4856 | queue_notifications (&inev, &msg, f, &count); | |
4857 | break; | |
8db4b52f | 4858 | #endif |
477f1e50 | 4859 | |
e7efd97e | 4860 | default: |
e471b241 | 4861 | /* Check for messages registered at runtime. */ |
e7efd97e GV |
4862 | if (msg.msg.message == msh_mousewheel) |
4863 | { | |
e471b241 | 4864 | /* Forward MSH_MOUSEWHEEL as WM_MOUSEWHEEL. */ |
66f30e44 | 4865 | msg.msg.message = WM_MOUSEWHEEL; |
e471b241 | 4866 | prepend_msg (&msg); |
e7efd97e GV |
4867 | } |
4868 | break; | |
ee78dc32 | 4869 | } |
6b61353c KH |
4870 | |
4871 | if (inev.kind != NO_EVENT) | |
4872 | { | |
4873 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
4874 | count++; | |
4875 | } | |
4876 | ||
4877 | if (do_help | |
4878 | && !(hold_quit && hold_quit->kind != NO_EVENT)) | |
4879 | { | |
4880 | Lisp_Object frame; | |
4881 | ||
4882 | if (f) | |
4883 | XSETFRAME (frame, f); | |
4884 | else | |
4885 | frame = Qnil; | |
4886 | ||
4887 | if (do_help > 0) | |
4888 | { | |
e597eb7d | 4889 | if (NILP (help_echo_string)) |
6b61353c KH |
4890 | { |
4891 | help_echo_object = help_echo_window = Qnil; | |
4892 | help_echo_pos = -1; | |
4893 | } | |
4894 | ||
4895 | any_help_event_p = 1; | |
4896 | gen_help_event (help_echo_string, frame, help_echo_window, | |
4897 | help_echo_object, help_echo_pos); | |
4898 | } | |
4899 | else | |
4900 | { | |
4901 | help_echo_string = Qnil; | |
4902 | gen_help_event (Qnil, frame, Qnil, Qnil, 0); | |
4903 | } | |
4904 | count++; | |
4905 | } | |
ee78dc32 GV |
4906 | } |
4907 | ||
4908 | /* If the focus was just given to an autoraising frame, | |
baed3603 DA |
4909 | raise it now. FIXME: handle more than one such frame. */ |
4910 | if (dpyinfo->w32_pending_autoraise_frame) | |
ee78dc32 | 4911 | { |
baed3603 DA |
4912 | x_raise_frame (dpyinfo->w32_pending_autoraise_frame); |
4913 | dpyinfo->w32_pending_autoraise_frame = NULL; | |
ee78dc32 GV |
4914 | } |
4915 | ||
e8500ff4 | 4916 | /* Check which frames are still visible, if we have enqueued any user |
689004fa GV |
4917 | events or been notified of events that may affect visibility. We |
4918 | do this here because there doesn't seem to be any direct | |
4919 | notification from Windows that the visibility of a window has | |
4920 | changed (at least, not in all cases). */ | |
4921 | if (count > 0 || check_visibility) | |
4922 | { | |
4923 | Lisp_Object tail, frame; | |
4924 | ||
4925 | FOR_EACH_FRAME (tail, frame) | |
1c64a4a2 | 4926 | { |
a10c8269 | 4927 | struct frame *f = XFRAME (frame); |
1c64a4a2 JB |
4928 | /* The tooltip has been drawn already. Avoid the |
4929 | SET_FRAME_GARBAGED below. */ | |
4930 | if (EQ (frame, tip_frame)) | |
4931 | continue; | |
4932 | ||
4933 | /* Check "visible" frames and mark each as obscured or not. | |
edfa7fa0 DA |
4934 | Note that visible is nonzero for unobscured and obscured |
4935 | frames, but zero for hidden and iconified frames. */ | |
4936 | if (FRAME_W32_P (f) && FRAME_VISIBLE_P (f)) | |
1c64a4a2 JB |
4937 | { |
4938 | RECT clipbox; | |
4939 | HDC hdc; | |
edfa7fa0 | 4940 | bool obscured; |
1c64a4a2 JB |
4941 | |
4942 | enter_crit (); | |
4943 | /* Query clipping rectangle for the entire window area | |
4944 | (GetWindowDC), not just the client portion (GetDC). | |
4945 | Otherwise, the scrollbars and menubar aren't counted as | |
4946 | part of the visible area of the frame, and we may think | |
4947 | the frame is obscured when really a scrollbar is still | |
4948 | visible and gets WM_PAINT messages above. */ | |
4949 | hdc = GetWindowDC (FRAME_W32_WINDOW (f)); | |
4950 | GetClipBox (hdc, &clipbox); | |
4951 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); | |
4952 | leave_crit (); | |
4953 | ||
edfa7fa0 DA |
4954 | obscured = FRAME_OBSCURED_P (f); |
4955 | ||
4956 | if (clipbox.right == clipbox.left || clipbox.bottom == clipbox.top) | |
1c64a4a2 | 4957 | { |
edfa7fa0 DA |
4958 | /* Frame has become completely obscured so mark as such (we |
4959 | do this by setting visible to 2 so that FRAME_VISIBLE_P | |
4960 | is still true, but redisplay will skip it). */ | |
4961 | SET_FRAME_VISIBLE (f, 2); | |
689004fa | 4962 | |
edfa7fa0 DA |
4963 | if (!obscured) |
4964 | DebPrint (("frame %p (%s) obscured\n", f, SDATA (f->name))); | |
1c64a4a2 JB |
4965 | } |
4966 | else | |
4967 | { | |
4968 | /* Frame is not obscured, so mark it as such. */ | |
edfa7fa0 | 4969 | SET_FRAME_VISIBLE (f, 1); |
689004fa | 4970 | |
edfa7fa0 | 4971 | if (obscured) |
1c64a4a2 JB |
4972 | { |
4973 | SET_FRAME_GARBAGED (f); | |
edfa7fa0 DA |
4974 | DebPrint (("obscured frame %p (%s) found to be visible\n", |
4975 | f, SDATA (f->name))); | |
689004fa | 4976 | |
1c64a4a2 JB |
4977 | /* Force a redisplay sooner or later. */ |
4978 | record_asynch_buffer_change (); | |
4979 | } | |
4980 | } | |
4981 | } | |
4982 | } | |
689004fa GV |
4983 | } |
4984 | ||
4d7e6e51 | 4985 | unblock_input (); |
ee78dc32 GV |
4986 | return count; |
4987 | } | |
791f420f | 4988 | |
9ef2e2cf | 4989 | |
ee78dc32 | 4990 | \f |
791f420f JR |
4991 | /*********************************************************************** |
4992 | Text Cursor | |
4993 | ***********************************************************************/ | |
4994 | ||
791f420f JR |
4995 | /* Set clipping for output in glyph row ROW. W is the window in which |
4996 | we operate. GC is the graphics context to set clipping in. | |
ee78dc32 | 4997 | |
791f420f JR |
4998 | ROW may be a text row or, e.g., a mode line. Text rows must be |
4999 | clipped to the interior of the window dedicated to text display, | |
5000 | mode lines must be clipped to the whole window. */ | |
ee78dc32 GV |
5001 | |
5002 | static void | |
c3c4768d DA |
5003 | w32_clip_to_row (struct window *w, struct glyph_row *row, |
5004 | enum glyph_row_area area, HDC hdc) | |
ee78dc32 | 5005 | { |
791f420f | 5006 | RECT clip_rect; |
b5a2e277 | 5007 | int window_x, window_y, window_width; |
52cf03a1 | 5008 | |
b5a2e277 | 5009 | window_box (w, area, &window_x, &window_y, &window_width, 0); |
52cf03a1 | 5010 | |
b5a2e277 | 5011 | clip_rect.left = window_x; |
791f420f JR |
5012 | clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); |
5013 | clip_rect.top = max (clip_rect.top, window_y); | |
5014 | clip_rect.right = clip_rect.left + window_width; | |
5015 | clip_rect.bottom = clip_rect.top + row->visible_height; | |
5016 | ||
791f420f | 5017 | w32_set_clip_rectangle (hdc, &clip_rect); |
ee78dc32 GV |
5018 | } |
5019 | ||
791f420f JR |
5020 | |
5021 | /* Draw a hollow box cursor on window W in glyph row ROW. */ | |
ee78dc32 GV |
5022 | |
5023 | static void | |
b56ceb92 | 5024 | x_draw_hollow_cursor (struct window *w, struct glyph_row *row) |
ee78dc32 | 5025 | { |
791f420f | 5026 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
988646fc | 5027 | HDC hdc; |
791f420f | 5028 | RECT rect; |
b756209d | 5029 | int left, top, h; |
791f420f JR |
5030 | struct glyph *cursor_glyph; |
5031 | HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); | |
5032 | ||
07c07cfe JR |
5033 | /* Get the glyph the cursor is on. If we can't tell because |
5034 | the current matrix is invalid or such, give up. */ | |
5035 | cursor_glyph = get_phys_cursor_glyph (w); | |
5036 | if (cursor_glyph == NULL) | |
922ae7ee EZ |
5037 | { |
5038 | DeleteObject (hb); | |
5039 | return; | |
5040 | } | |
07c07cfe | 5041 | |
4d91ce74 | 5042 | /* Compute frame-relative coordinates for phys cursor. */ |
b756209d EZ |
5043 | get_phys_cursor_geometry (w, row, cursor_glyph, &left, &top, &h); |
5044 | rect.left = left; | |
5045 | rect.top = top; | |
07c07cfe | 5046 | rect.bottom = rect.top + h; |
4d91ce74 | 5047 | rect.right = rect.left + w->phys_cursor_width; |
ee78dc32 | 5048 | |
988646fc | 5049 | hdc = get_frame_dc (f); |
a18bb28d | 5050 | /* Set clipping, draw the rectangle, and reset clipping again. */ |
b5a2e277 | 5051 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
791f420f JR |
5052 | FrameRect (hdc, &rect, hb); |
5053 | DeleteObject (hb); | |
a18bb28d | 5054 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 5055 | release_frame_dc (f, hdc); |
ee78dc32 GV |
5056 | } |
5057 | ||
791f420f JR |
5058 | |
5059 | /* Draw a bar cursor on window W in glyph row ROW. | |
5060 | ||
5061 | Implementation note: One would like to draw a bar cursor with an | |
5062 | angle equal to the one given by the font property XA_ITALIC_ANGLE. | |
5063 | Unfortunately, I didn't find a font yet that has this property set. | |
5064 | --gerd. */ | |
ee78dc32 GV |
5065 | |
5066 | static void | |
b56ceb92 JB |
5067 | x_draw_bar_cursor (struct window *w, struct glyph_row *row, |
5068 | int width, enum text_cursor_kinds kind) | |
ee78dc32 | 5069 | { |
d3d50620 | 5070 | struct frame *f = XFRAME (w->frame); |
c2cc16fa | 5071 | struct glyph *cursor_glyph; |
791f420f | 5072 | |
c2cc16fa JR |
5073 | /* If cursor is out of bounds, don't draw garbage. This can happen |
5074 | in mini-buffer windows when switching between echo area glyphs | |
5075 | and mini-buffer. */ | |
5076 | cursor_glyph = get_phys_cursor_glyph (w); | |
5077 | if (cursor_glyph == NULL) | |
5078 | return; | |
9ef2e2cf | 5079 | |
c2cc16fa JR |
5080 | /* If on an image, draw like a normal cursor. That's usually better |
5081 | visible than drawing a bar, esp. if the image is large so that | |
5082 | the bar might not be in the window. */ | |
5083 | if (cursor_glyph->type == IMAGE_GLYPH) | |
5084 | { | |
5085 | struct glyph_row *row; | |
5086 | row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos); | |
89271099 | 5087 | draw_phys_cursor_glyph (w, row, DRAW_CURSOR); |
c2cc16fa JR |
5088 | } |
5089 | else | |
5090 | { | |
6ff3e5e3 JR |
5091 | COLORREF cursor_color = f->output_data.w32->cursor_pixel; |
5092 | struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id); | |
705af33f JR |
5093 | int x; |
5094 | HDC hdc; | |
6ff3e5e3 | 5095 | |
6ff3e5e3 JR |
5096 | /* If the glyph's background equals the color we normally draw |
5097 | the bar cursor in, the bar cursor in its normal color is | |
5098 | invisible. Use the glyph's foreground color instead in this | |
5099 | case, on the assumption that the glyph's colors are chosen so | |
5100 | that the glyph is legible. */ | |
5101 | if (face->background == cursor_color) | |
5102 | cursor_color = face->foreground; | |
5103 | ||
c2cc16fa | 5104 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
a18bb28d | 5105 | |
c2cc16fa | 5106 | hdc = get_frame_dc (f); |
b5a2e277 | 5107 | w32_clip_to_row (w, row, TEXT_AREA, hdc); |
17456df1 JR |
5108 | |
5109 | if (kind == BAR_CURSOR) | |
5110 | { | |
705af33f JR |
5111 | if (width < 0) |
5112 | width = FRAME_CURSOR_WIDTH (f); | |
5113 | width = min (cursor_glyph->pixel_width, width); | |
5114 | ||
5115 | w->phys_cursor_width = width; | |
5116 | ||
93352106 EZ |
5117 | /* If the character under cursor is R2L, draw the bar cursor |
5118 | on the right of its glyph, rather than on the left. */ | |
5119 | if ((cursor_glyph->resolved_level & 1) != 0) | |
5120 | x += cursor_glyph->pixel_width - width; | |
5121 | ||
17456df1 JR |
5122 | w32_fill_area (f, hdc, cursor_color, x, |
5123 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y), | |
5124 | width, row->height); | |
5125 | } | |
5126 | else | |
5127 | { | |
705af33f JR |
5128 | int dummy_x, dummy_y, dummy_h; |
5129 | ||
5130 | if (width < 0) | |
5131 | width = row->height; | |
5132 | ||
5133 | width = min (row->height, width); | |
5134 | ||
5135 | get_phys_cursor_geometry (w, row, cursor_glyph, &dummy_x, | |
5136 | &dummy_y, &dummy_h); | |
17456df1 JR |
5137 | w32_fill_area (f, hdc, cursor_color, x, |
5138 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y + | |
5139 | row->height - width), | |
705af33f | 5140 | w->phys_cursor_width, width); |
17456df1 | 5141 | } |
a18bb28d JR |
5142 | |
5143 | w32_set_clip_rectangle (hdc, NULL); | |
c2cc16fa | 5144 | release_frame_dc (f, hdc); |
791f420f | 5145 | } |
ee78dc32 GV |
5146 | } |
5147 | ||
791f420f | 5148 | |
89271099 | 5149 | /* RIF: Define cursor CURSOR on frame F. */ |
791f420f | 5150 | |
ee78dc32 | 5151 | static void |
b56ceb92 | 5152 | w32_define_frame_cursor (struct frame *f, Cursor cursor) |
ee78dc32 | 5153 | { |
89271099 | 5154 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); |
791f420f | 5155 | } |
ee78dc32 | 5156 | |
ee78dc32 | 5157 | |
89271099 | 5158 | /* RIF: Clear area on frame F. */ |
ee78dc32 | 5159 | |
791f420f | 5160 | static void |
b56ceb92 | 5161 | w32_clear_frame_area (struct frame *f, int x, int y, int width, int height) |
791f420f | 5162 | { |
89271099 | 5163 | HDC hdc; |
791f420f | 5164 | |
89271099 KS |
5165 | hdc = get_frame_dc (f); |
5166 | w32_clear_area (f, hdc, x, y, width, height); | |
5167 | release_frame_dc (f, hdc); | |
791f420f | 5168 | } |
ee78dc32 | 5169 | |
89271099 | 5170 | /* RIF: Draw or clear cursor on window W. */ |
791f420f JR |
5171 | |
5172 | static void | |
b56ceb92 | 5173 | w32_draw_window_cursor (struct window *w, struct glyph_row *glyph_row, |
9997ec56 DA |
5174 | int x, int y, enum text_cursor_kinds cursor_type, |
5175 | int cursor_width, bool on_p, bool active_p) | |
ee78dc32 | 5176 | { |
e5a3b7d9 | 5177 | if (on_p) |
791f420f | 5178 | { |
99558ce8 JR |
5179 | /* If the user wants to use the system caret, make sure our own |
5180 | cursor remains invisible. */ | |
5181 | if (w32_use_visible_system_caret) | |
5182 | { | |
6b61353c KH |
5183 | /* Call to erase_phys_cursor here seems to use the |
5184 | wrong values of w->phys_cursor, as they have been | |
5185 | overwritten before this function was called. */ | |
99558ce8 | 5186 | if (w->phys_cursor_type != NO_CURSOR) |
89271099 | 5187 | erase_phys_cursor (w); |
99558ce8 | 5188 | |
e5a3b7d9 | 5189 | cursor_type = w->phys_cursor_type = NO_CURSOR; |
e1429afe | 5190 | w->phys_cursor_width = -1; |
99558ce8 JR |
5191 | } |
5192 | else | |
e1429afe | 5193 | { |
e5a3b7d9 | 5194 | w->phys_cursor_type = cursor_type; |
e1429afe | 5195 | } |
99558ce8 | 5196 | |
791f420f JR |
5197 | w->phys_cursor_on_p = 1; |
5198 | ||
abb15ebd JR |
5199 | /* If this is the active cursor, we need to track it with the |
5200 | system caret, so third party software like screen magnifiers | |
5201 | and speech synthesizers can follow the cursor. */ | |
e5a3b7d9 | 5202 | if (active_p) |
abb15ebd | 5203 | { |
0648dde0 | 5204 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
99558ce8 | 5205 | HWND hwnd = FRAME_W32_WINDOW (f); |
abb15ebd | 5206 | |
99558ce8 JR |
5207 | w32_system_caret_x |
5208 | = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
5209 | w32_system_caret_y | |
5210 | = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
5211 | + glyph_row->ascent - w->phys_cursor_ascent); | |
b932cad7 EZ |
5212 | w32_system_caret_window = w; |
5213 | w32_system_caret_hdr_height = WINDOW_HEADER_LINE_HEIGHT (w); | |
5214 | w32_system_caret_mode_height = WINDOW_MODE_LINE_HEIGHT (w); | |
99558ce8 | 5215 | |
c902b920 JR |
5216 | PostMessage (hwnd, WM_IME_STARTCOMPOSITION, 0, 0); |
5217 | ||
99558ce8 JR |
5218 | /* If the size of the active cursor changed, destroy the old |
5219 | system caret. */ | |
5220 | if (w32_system_caret_hwnd | |
5221 | && (w32_system_caret_height != w->phys_cursor_height)) | |
5222 | PostMessage (hwnd, WM_EMACS_DESTROY_CARET, 0, 0); | |
5223 | ||
5224 | w32_system_caret_height = w->phys_cursor_height; | |
5225 | ||
5226 | /* Move the system caret. */ | |
5227 | PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0); | |
abb15ebd JR |
5228 | } |
5229 | ||
6b61353c | 5230 | if (glyph_row->exact_window_width_line_p |
f951a506 EZ |
5231 | && (glyph_row->reversed_p |
5232 | ? (w->phys_cursor.hpos < 0) | |
5233 | : (w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA]))) | |
6b61353c KH |
5234 | { |
5235 | glyph_row->cursor_in_fringe_p = 1; | |
f951a506 | 5236 | draw_fringe_bitmap (w, glyph_row, glyph_row->reversed_p); |
6b61353c KH |
5237 | return; |
5238 | } | |
5239 | ||
e5a3b7d9 | 5240 | switch (cursor_type) |
ee78dc32 | 5241 | { |
791f420f JR |
5242 | case HOLLOW_BOX_CURSOR: |
5243 | x_draw_hollow_cursor (w, glyph_row); | |
5244 | break; | |
5245 | ||
5246 | case FILLED_BOX_CURSOR: | |
89271099 | 5247 | draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR); |
791f420f JR |
5248 | break; |
5249 | ||
5250 | case BAR_CURSOR: | |
e5a3b7d9 | 5251 | x_draw_bar_cursor (w, glyph_row, cursor_width, BAR_CURSOR); |
17456df1 JR |
5252 | break; |
5253 | ||
5254 | case HBAR_CURSOR: | |
e5a3b7d9 | 5255 | x_draw_bar_cursor (w, glyph_row, cursor_width, HBAR_CURSOR); |
791f420f | 5256 | break; |
ee78dc32 | 5257 | |
791f420f | 5258 | case NO_CURSOR: |
a18bb28d | 5259 | w->phys_cursor_width = 0; |
791f420f JR |
5260 | break; |
5261 | ||
5262 | default: | |
1088b922 | 5263 | emacs_abort (); |
791f420f | 5264 | } |
ee78dc32 GV |
5265 | } |
5266 | } | |
5267 | ||
689004fa | 5268 | |
ee78dc32 | 5269 | \f |
7f5d1df8 GV |
5270 | /* Icons. */ |
5271 | ||
5272 | int | |
b56ceb92 | 5273 | x_bitmap_icon (struct frame *f, Lisp_Object icon) |
7f5d1df8 | 5274 | { |
945a75f8 JR |
5275 | HANDLE main_icon; |
5276 | HANDLE small_icon = NULL; | |
7f5d1df8 GV |
5277 | |
5278 | if (FRAME_W32_WINDOW (f) == 0) | |
5279 | return 1; | |
5280 | ||
5281 | if (NILP (icon)) | |
945a75f8 | 5282 | main_icon = LoadIcon (hinst, EMACS_CLASS); |
7f5d1df8 | 5283 | else if (STRINGP (icon)) |
945a75f8 JR |
5284 | { |
5285 | /* Load the main icon from the named file. */ | |
5286 | main_icon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0, | |
5287 | LR_DEFAULTSIZE | LR_LOADFROMFILE); | |
5288 | /* Try to load a small icon to go with it. */ | |
5289 | small_icon = LoadImage (NULL, (LPCSTR) SDATA (icon), IMAGE_ICON, | |
5290 | GetSystemMetrics (SM_CXSMICON), | |
5291 | GetSystemMetrics (SM_CYSMICON), | |
5292 | LR_LOADFROMFILE); | |
5293 | } | |
7f5d1df8 GV |
5294 | else if (SYMBOLP (icon)) |
5295 | { | |
5296 | LPCTSTR name; | |
5297 | ||
5298 | if (EQ (icon, intern ("application"))) | |
5299 | name = (LPCTSTR) IDI_APPLICATION; | |
5300 | else if (EQ (icon, intern ("hand"))) | |
5301 | name = (LPCTSTR) IDI_HAND; | |
5302 | else if (EQ (icon, intern ("question"))) | |
5303 | name = (LPCTSTR) IDI_QUESTION; | |
5304 | else if (EQ (icon, intern ("exclamation"))) | |
5305 | name = (LPCTSTR) IDI_EXCLAMATION; | |
5306 | else if (EQ (icon, intern ("asterisk"))) | |
5307 | name = (LPCTSTR) IDI_ASTERISK; | |
5308 | else if (EQ (icon, intern ("winlogo"))) | |
5309 | name = (LPCTSTR) IDI_WINLOGO; | |
5310 | else | |
5311 | return 1; | |
5312 | ||
945a75f8 | 5313 | main_icon = LoadIcon (NULL, name); |
7f5d1df8 GV |
5314 | } |
5315 | else | |
5316 | return 1; | |
5317 | ||
945a75f8 | 5318 | if (main_icon == NULL) |
7f5d1df8 GV |
5319 | return 1; |
5320 | ||
791f420f | 5321 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, |
945a75f8 JR |
5322 | (LPARAM) main_icon); |
5323 | ||
5324 | /* If there is a small icon that goes with it, set that too. */ | |
5325 | if (small_icon) | |
5326 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_SMALL, | |
5327 | (LPARAM) small_icon); | |
7f5d1df8 GV |
5328 | |
5329 | return 0; | |
5330 | } | |
5331 | ||
5332 | \f | |
c2cc16fa JR |
5333 | /************************************************************************ |
5334 | Handling X errors | |
5335 | ************************************************************************/ | |
5336 | ||
5337 | /* Display Error Handling functions not used on W32. Listing them here | |
5338 | helps diff stay in step when comparing w32term.c with xterm.c. | |
5339 | ||
5340 | x_error_catcher (display, error) | |
5341 | x_catch_errors (dpy) | |
5342 | x_catch_errors_unwind (old_val) | |
5343 | x_check_errors (dpy, format) | |
16ca6226 | 5344 | x_fully_uncatch_errors () |
c2cc16fa JR |
5345 | x_had_errors_p (dpy) |
5346 | x_clear_errors (dpy) | |
5347 | x_uncatch_errors (dpy, count) | |
5348 | x_trace_wire () | |
5349 | x_connection_signal (signalnum) | |
5350 | x_connection_closed (dpy, error_message) | |
5351 | x_error_quitter (display, error) | |
5352 | x_error_handler (display, error) | |
5353 | x_io_error_quitter (display) | |
5354 | ||
5355 | */ | |
5356 | ||
5357 | \f | |
ee78dc32 GV |
5358 | /* Changing the font of the frame. */ |
5359 | ||
027f6f90 | 5360 | Lisp_Object |
b56ceb92 | 5361 | x_new_font (struct frame *f, Lisp_Object font_object, int fontset) |
027f6f90 | 5362 | { |
ef39ccbb | 5363 | struct font *font = XFONT_OBJECT (font_object); |
027f6f90 | 5364 | |
ef39ccbb KH |
5365 | if (fontset < 0) |
5366 | fontset = fontset_from_font (font_object); | |
5367 | FRAME_FONTSET (f) = fontset; | |
5368 | if (FRAME_FONT (f) == font) | |
027f6f90 JR |
5369 | /* This font is already set in frame F. There's nothing more to |
5370 | do. */ | |
f9c34147 | 5371 | return font_object; |
027f6f90 | 5372 | |
ef39ccbb KH |
5373 | FRAME_FONT (f) = font; |
5374 | FRAME_BASELINE_OFFSET (f) = font->baseline_offset; | |
5375 | FRAME_COLUMN_WIDTH (f) = font->average_width; | |
ef39ccbb | 5376 | FRAME_LINE_HEIGHT (f) = font->height; |
027f6f90 JR |
5377 | |
5378 | compute_fringe_widths (f, 1); | |
5379 | ||
5380 | /* Compute the scroll bar width in character columns. */ | |
5381 | if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0) | |
5382 | { | |
5383 | int wid = FRAME_COLUMN_WIDTH (f); | |
5384 | FRAME_CONFIG_SCROLL_BAR_COLS (f) | |
5385 | = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid; | |
5386 | } | |
5387 | else | |
5388 | { | |
5389 | int wid = FRAME_COLUMN_WIDTH (f); | |
5390 | FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid; | |
5391 | } | |
5392 | ||
5393 | /* Now make the frame display the given font. */ | |
5394 | if (FRAME_X_WINDOW (f) != 0) | |
5395 | { | |
5396 | /* Don't change the size of a tip frame; there's no point in | |
5397 | doing it because it's done in Fx_show_tip, and it leads to | |
5398 | problems because the tip frame has no widget. */ | |
5399 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) | |
8bea269d MR |
5400 | x_set_window_size (f, 0, FRAME_COLS (f) * FRAME_COLUMN_WIDTH (f), |
5401 | FRAME_LINES (f) * FRAME_LINE_HEIGHT (f), 1); | |
027f6f90 JR |
5402 | } |
5403 | ||
f9c34147 | 5404 | /* X version sets font of input methods here also. */ |
027f6f90 | 5405 | |
f9c34147 | 5406 | return font_object; |
027f6f90 | 5407 | } |
027f6f90 | 5408 | |
c2cc16fa JR |
5409 | \f |
5410 | /*********************************************************************** | |
5411 | TODO: W32 Input Methods | |
5412 | ***********************************************************************/ | |
5413 | /* Listing missing functions from xterm.c helps diff stay in step. | |
791f420f | 5414 | |
c2cc16fa JR |
5415 | xim_destroy_callback (xim, client_data, call_data) |
5416 | xim_open_dpy (dpyinfo, resource_name) | |
5417 | struct xim_inst_t | |
5418 | xim_instantiate_callback (display, client_data, call_data) | |
5419 | xim_initialize (dpyinfo, resource_name) | |
5420 | xim_close_dpy (dpyinfo) | |
791f420f | 5421 | |
c2cc16fa | 5422 | */ |
791f420f | 5423 | |
cabb23bc | 5424 | \f |
689004fa GV |
5425 | /* Calculate the absolute position in frame F |
5426 | from its current recorded position values and gravity. */ | |
5427 | ||
9ef2e2cf | 5428 | void |
b56ceb92 | 5429 | x_calc_absolute_position (struct frame *f) |
ee78dc32 | 5430 | { |
62e50ec6 | 5431 | int flags = f->size_hint_flags; |
ee78dc32 | 5432 | |
83676aa2 KS |
5433 | /* The sum of the widths of the frame's left and right borders, and |
5434 | the sum of the heights of the frame's top and bottom borders (in | |
5435 | pixels) drawn by Windows. */ | |
5436 | unsigned int left_right_borders_width, top_bottom_borders_height; | |
5437 | ||
5438 | /* Try to get the actual values of these two variables. We compute | |
5439 | the border width (height) by subtracting the width (height) of | |
5440 | the frame's client area from the width (height) of the frame's | |
5441 | entire window. */ | |
5442 | WINDOWPLACEMENT wp = { 0 }; | |
5443 | RECT client_rect = { 0 }; | |
5444 | ||
5445 | if (GetWindowPlacement (FRAME_W32_WINDOW (f), &wp) | |
5446 | && GetClientRect (FRAME_W32_WINDOW (f), &client_rect)) | |
5447 | { | |
5448 | left_right_borders_width = | |
5449 | (wp.rcNormalPosition.right - wp.rcNormalPosition.left) - | |
5450 | (client_rect.right - client_rect.left); | |
5451 | ||
5452 | top_bottom_borders_height = | |
5453 | (wp.rcNormalPosition.bottom - wp.rcNormalPosition.top) - | |
5454 | (client_rect.bottom - client_rect.top); | |
5455 | } | |
5456 | else | |
5457 | { | |
5458 | /* Use sensible default values. */ | |
5459 | left_right_borders_width = 8; | |
5460 | top_bottom_borders_height = 32; | |
5461 | } | |
5462 | ||
5463 | /* Treat negative positions as relative to the rightmost bottommost | |
ee78dc32 GV |
5464 | position that fits on the screen. */ |
5465 | if (flags & XNegative) | |
aad3612f | 5466 | f->left_pos = (x_display_pixel_width (FRAME_DISPLAY_INFO (f)) |
62e50ec6 | 5467 | - FRAME_PIXEL_WIDTH (f) |
83676aa2 KS |
5468 | + f->left_pos |
5469 | - (left_right_borders_width - 1)); | |
158cba56 | 5470 | |
ee78dc32 | 5471 | if (flags & YNegative) |
aad3612f | 5472 | f->top_pos = (x_display_pixel_height (FRAME_DISPLAY_INFO (f)) |
62e50ec6 | 5473 | - FRAME_PIXEL_HEIGHT (f) |
83676aa2 KS |
5474 | + f->top_pos |
5475 | - (top_bottom_borders_height - 1)); | |
5476 | ||
5477 | /* The left_pos and top_pos are now relative to the top and left | |
5478 | screen edges, so the flags should correspond. */ | |
62e50ec6 | 5479 | f->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
5480 | } |
5481 | ||
5482 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
5483 | to really change the position, and 0 when calling from | |
5484 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
5485 | position values). It is -1 when calling from x_set_frame_parameters, | |
5486 | which means, do adjust for borders but don't change the gravity. */ | |
5487 | ||
9ef2e2cf | 5488 | void |
b56ceb92 JB |
5489 | x_set_offset (struct frame *f, register int xoff, register int yoff, |
5490 | int change_gravity) | |
ee78dc32 GV |
5491 | { |
5492 | int modified_top, modified_left; | |
5493 | ||
5494 | if (change_gravity > 0) | |
5495 | { | |
62e50ec6 KS |
5496 | f->top_pos = yoff; |
5497 | f->left_pos = xoff; | |
5498 | f->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 5499 | if (xoff < 0) |
62e50ec6 | 5500 | f->size_hint_flags |= XNegative; |
ee78dc32 | 5501 | if (yoff < 0) |
62e50ec6 KS |
5502 | f->size_hint_flags |= YNegative; |
5503 | f->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
5504 | } |
5505 | x_calc_absolute_position (f); | |
5506 | ||
4d7e6e51 | 5507 | block_input (); |
ee78dc32 GV |
5508 | x_wm_set_size_hint (f, (long) 0, 0); |
5509 | ||
62e50ec6 KS |
5510 | modified_left = f->left_pos; |
5511 | modified_top = f->top_pos; | |
ee78dc32 | 5512 | |
fbd6baed | 5513 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
5514 | NULL, |
5515 | modified_left, modified_top, | |
cabb23bc | 5516 | 0, 0, |
689004fa | 5517 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
4d7e6e51 | 5518 | unblock_input (); |
ee78dc32 GV |
5519 | } |
5520 | ||
549808db JR |
5521 | |
5522 | /* Check if we need to resize the frame due to a fullscreen request. | |
cc92c454 | 5523 | If so needed, resize the frame. */ |
549808db | 5524 | static void |
b56ceb92 | 5525 | x_check_fullscreen (struct frame *f) |
549808db | 5526 | { |
62e50ec6 | 5527 | if (f->want_fullscreen & FULLSCREEN_BOTH) |
549808db JR |
5528 | { |
5529 | int width, height, ign; | |
d67d1627 | 5530 | |
62e50ec6 | 5531 | x_real_positions (f, &f->left_pos, &f->top_pos); |
549808db JR |
5532 | |
5533 | x_fullscreen_adjust (f, &width, &height, &ign, &ign); | |
d67d1627 | 5534 | |
549808db | 5535 | /* We do not need to move the window, it shall be taken care of |
66f30e44 | 5536 | when setting WM manager hints. */ |
62e50ec6 | 5537 | if (FRAME_COLS (f) != width || FRAME_LINES (f) != height) |
549808db | 5538 | { |
880e6158 | 5539 | change_frame_size (f, width, height, 0, 1, 0, 0); |
549808db JR |
5540 | SET_FRAME_GARBAGED (f); |
5541 | cancel_mouse_face (f); | |
5542 | ||
cc92c454 | 5543 | /* Wait for the change of frame size to occur. */ |
62e50ec6 | 5544 | f->want_fullscreen |= FULLSCREEN_WAIT; |
549808db JR |
5545 | } |
5546 | } | |
5547 | } | |
5548 | ||
b2faf49c | 5549 | static void |
a10c8269 | 5550 | w32fullscreen_hook (struct frame *f) |
b2faf49c | 5551 | { |
edfa7fa0 | 5552 | if (FRAME_VISIBLE_P (f)) |
b2faf49c | 5553 | { |
1f635a07 EC |
5554 | HWND hwnd = FRAME_W32_WINDOW(f); |
5555 | DWORD dwStyle = GetWindowLong (hwnd, GWL_STYLE); | |
5556 | RECT rect; | |
b2faf49c | 5557 | |
1f635a07 EC |
5558 | block_input(); |
5559 | f->want_fullscreen &= ~FULLSCREEN_WAIT; | |
5560 | ||
5561 | if (FRAME_PREV_FSMODE (f) == FULLSCREEN_NONE) | |
5562 | GetWindowPlacement (hwnd, &FRAME_NORMAL_PLACEMENT (f)); | |
5563 | ||
5564 | if (FRAME_PREV_FSMODE (f) == FULLSCREEN_BOTH) | |
5565 | { | |
5566 | SetWindowLong (hwnd, GWL_STYLE, dwStyle | WS_OVERLAPPEDWINDOW); | |
5567 | SetWindowPos (hwnd, NULL, 0, 0, 0, 0, | |
5568 | SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER | | |
5569 | SWP_NOOWNERZORDER | SWP_FRAMECHANGED); | |
5570 | } | |
b2faf49c | 5571 | |
1f635a07 EC |
5572 | w32_fullscreen_rect (hwnd, f->want_fullscreen, |
5573 | FRAME_NORMAL_PLACEMENT (f).rcNormalPosition, &rect); | |
cdc0d0bd | 5574 | FRAME_PREV_FSMODE (f) = f->want_fullscreen; |
16ddd1a6 MR |
5575 | if (f->want_fullscreen == FULLSCREEN_MAXIMIZED) |
5576 | PostMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, 0xf030, 0); | |
5577 | else if (f->want_fullscreen == FULLSCREEN_BOTH) | |
1f635a07 EC |
5578 | { |
5579 | SetWindowLong (hwnd, GWL_STYLE, dwStyle & ~WS_OVERLAPPEDWINDOW); | |
5580 | SetWindowPos (hwnd, HWND_TOP, rect.left, rect.top, | |
5581 | rect.right - rect.left, rect.bottom - rect.top, | |
5582 | SWP_NOOWNERZORDER | SWP_FRAMECHANGED); | |
5583 | } | |
5584 | else | |
5585 | { | |
5586 | SetWindowPos (hwnd, HWND_TOP, rect.left, rect.top, | |
5587 | rect.right - rect.left, rect.bottom - rect.top, 0); | |
5588 | } | |
b2faf49c | 5589 | |
a5cc4dde | 5590 | f->want_fullscreen = FULLSCREEN_NONE; |
b2faf49c EZ |
5591 | unblock_input (); |
5592 | } | |
a5cc4dde EZ |
5593 | else |
5594 | f->want_fullscreen |= FULLSCREEN_WAIT; | |
b2faf49c EZ |
5595 | } |
5596 | ||
ee78dc32 GV |
5597 | /* Call this to change the size of frame F's x-window. |
5598 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
5599 | for this size change and subsequent size changes. | |
5600 | Otherwise we leave the window gravity unchanged. */ | |
c2cc16fa | 5601 | |
791f420f | 5602 | void |
880e6158 | 5603 | x_set_window_size (struct frame *f, int change_gravity, int width, int height, bool pixelwise) |
ee78dc32 GV |
5604 | { |
5605 | int pixelwidth, pixelheight; | |
d67d1627 | 5606 | |
4d7e6e51 | 5607 | block_input (); |
d67d1627 | 5608 | |
880e6158 | 5609 | check_frame_size (f, &width, &height, pixelwise); |
d33c49e8 | 5610 | |
b6ae1532 | 5611 | compute_fringe_widths (f, 0); |
d33c49e8 | 5612 | |
880e6158 MR |
5613 | if (pixelwise) |
5614 | { | |
5615 | pixelwidth = FRAME_TEXT_TO_PIXEL_WIDTH (f, width); | |
5616 | pixelheight = FRAME_TEXT_TO_PIXEL_HEIGHT (f, height); | |
5617 | } | |
5618 | else | |
5619 | { | |
5620 | pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, width); | |
5621 | pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, height); | |
5622 | } | |
d67d1627 | 5623 | |
62e50ec6 | 5624 | f->win_gravity = NorthWestGravity; |
ee78dc32 | 5625 | x_wm_set_size_hint (f, (long) 0, 0); |
d67d1627 | 5626 | |
ee78dc32 GV |
5627 | { |
5628 | RECT rect; | |
5629 | ||
5630 | rect.left = rect.top = 0; | |
5631 | rect.right = pixelwidth; | |
5632 | rect.bottom = pixelheight; | |
d67d1627 | 5633 | |
ed3751c8 JB |
5634 | AdjustWindowRect (&rect, f->output_data.w32->dwStyle, |
5635 | FRAME_EXTERNAL_MENU_BAR (f)); | |
d67d1627 | 5636 | |
fbd6baed | 5637 | my_set_window_pos (FRAME_W32_WINDOW (f), |
d67d1627 | 5638 | NULL, |
52cf03a1 | 5639 | 0, 0, |
689004fa GV |
5640 | rect.right - rect.left, |
5641 | rect.bottom - rect.top, | |
5642 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 | 5643 | } |
d67d1627 | 5644 | |
5645852c MR |
5645 | /* If w32_enable_frame_resize_hack is non-nil, immediately apply the |
5646 | new pixel sizes to the frame and its subwindows. See discussion | |
5647 | of Bug#16028 for why we need this. */ | |
5648 | ||
5649 | if (w32_enable_frame_resize_hack) | |
5650 | /* The following mirrors what is done in xterm.c. It appears to be | |
f8d1a163 JR |
5651 | for informing lisp of the new size immediately, while the actual |
5652 | resize will happen asynchronously. But on Windows, the menu bar | |
5653 | automatically wraps when the frame is too narrow to contain it, | |
5654 | and that causes any calculations made here to come out wrong. The | |
fffa137c | 5655 | end is some nasty buggy behavior, including the potential loss |
f8d1a163 JR |
5656 | of the minibuffer. |
5657 | ||
5658 | Disabling this code is either not sufficient to fix the problems | |
5659 | completely, or it causes fresh problems, but at least it removes | |
5660 | the most problematic symptom of the minibuffer becoming unusable. | |
5661 | ||
5662 | ----------------------------------------------------------------- | |
5663 | ||
5664 | Now, strictly speaking, we can't be sure that this is accurate, | |
ee78dc32 GV |
5665 | but the window manager will get around to dealing with the size |
5666 | change request eventually, and we'll hear how it went when the | |
5667 | ConfigureNotify event gets here. | |
d67d1627 | 5668 | |
ee78dc32 GV |
5669 | We could just not bother storing any of this information here, |
5670 | and let the ConfigureNotify event set everything up, but that | |
ec48c3a7 | 5671 | might be kind of confusing to the Lisp code, since size changes |
ee78dc32 | 5672 | wouldn't be reported in the frame parameters until some random |
791f420f JR |
5673 | point in the future when the ConfigureNotify event arrives. |
5674 | ||
5675 | We pass 1 for DELAY since we can't run Lisp code inside of | |
5676 | a BLOCK_INPUT. */ | |
5645852c MR |
5677 | { |
5678 | change_frame_size (f, width, height, 0, 1, 0, pixelwise); | |
5679 | SET_FRAME_GARBAGED (f); | |
5680 | ||
5681 | /* If cursor was outside the new size, mark it as off. */ | |
5682 | mark_window_cursors_off (XWINDOW (f->root_window)); | |
5683 | ||
5684 | /* Clear out any recollection of where the mouse highlighting was, | |
5685 | since it might be in a place that's outside the new frame size. | |
5686 | Actually checking whether it is outside is a pain in the neck, | |
5687 | so don't try--just let the highlighting be done afresh with new size. */ | |
5688 | cancel_mouse_face (f); | |
5689 | } | |
31d4844a | 5690 | |
4d7e6e51 | 5691 | unblock_input (); |
ee78dc32 GV |
5692 | } |
5693 | \f | |
5694 | /* Mouse warping. */ | |
5695 | ||
ec48c3a7 JR |
5696 | void x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y); |
5697 | ||
5698 | void | |
b56ceb92 | 5699 | x_set_mouse_position (struct frame *f, int x, int y) |
ec48c3a7 JR |
5700 | { |
5701 | int pix_x, pix_y; | |
5702 | ||
62e50ec6 KS |
5703 | pix_x = FRAME_COL_TO_PIXEL_X (f, x) + FRAME_COLUMN_WIDTH (f) / 2; |
5704 | pix_y = FRAME_LINE_TO_PIXEL_Y (f, y) + FRAME_LINE_HEIGHT (f) / 2; | |
ec48c3a7 JR |
5705 | |
5706 | if (pix_x < 0) pix_x = 0; | |
62e50ec6 | 5707 | if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f); |
ec48c3a7 JR |
5708 | |
5709 | if (pix_y < 0) pix_y = 0; | |
62e50ec6 | 5710 | if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f); |
ec48c3a7 JR |
5711 | |
5712 | x_set_mouse_pixel_position (f, pix_x, pix_y); | |
5713 | } | |
5714 | ||
1bcd16f2 | 5715 | void |
b56ceb92 | 5716 | x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y) |
1bcd16f2 | 5717 | { |
689004fa GV |
5718 | RECT rect; |
5719 | POINT pt; | |
5720 | ||
4d7e6e51 | 5721 | block_input (); |
1bcd16f2 | 5722 | |
689004fa GV |
5723 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
5724 | pt.x = rect.left + pix_x; | |
5725 | pt.y = rect.top + pix_y; | |
5726 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 5727 | |
689004fa | 5728 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 | 5729 | |
4d7e6e51 | 5730 | unblock_input (); |
1bcd16f2 MB |
5731 | } |
5732 | ||
ee78dc32 GV |
5733 | \f |
5734 | /* focus shifting, raising and lowering. */ | |
5735 | ||
ec48c3a7 | 5736 | void |
fcd42c11 | 5737 | x_focus_frame (struct frame *f) |
ee78dc32 | 5738 | { |
689004fa GV |
5739 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
5740 | ||
5741 | /* Give input focus to frame. */ | |
4d7e6e51 | 5742 | block_input (); |
689004fa GV |
5743 | #if 0 |
5744 | /* Try not to change its Z-order if possible. */ | |
5745 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
5746 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
5747 | else | |
5748 | #endif | |
ef0e360f | 5749 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
4d7e6e51 | 5750 | unblock_input (); |
ee78dc32 GV |
5751 | } |
5752 | ||
ee78dc32 | 5753 | /* Raise frame F. */ |
791f420f | 5754 | void |
b56ceb92 | 5755 | x_raise_frame (struct frame *f) |
ee78dc32 | 5756 | { |
4d7e6e51 | 5757 | block_input (); |
689004fa GV |
5758 | |
5759 | /* Strictly speaking, raise-frame should only change the frame's Z | |
fffa137c | 5760 | order, leaving input focus unchanged. This is reasonable behavior |
689004fa | 5761 | on X where the usual policy is point-to-focus. However, this |
fffa137c | 5762 | behavior would be very odd on Windows where the usual policy is |
689004fa GV |
5763 | click-to-focus. |
5764 | ||
5765 | On X, if the mouse happens to be over the raised frame, it gets | |
5766 | input focus anyway (so the window with focus will never be | |
5767 | completely obscured) - if not, then just moving the mouse over it | |
5768 | is sufficient to give it focus. On Windows, the user must actually | |
e1dbe924 | 5769 | click on the frame (preferably the title bar so as not to move |
689004fa GV |
5770 | point), which is more awkward. Also, no other Windows program |
5771 | raises a window to the top but leaves another window (possibly now | |
5772 | completely obscured) with input focus. | |
5773 | ||
5774 | Because there is a system setting on Windows that allows the user | |
5775 | to choose the point to focus policy, we make the strict semantics | |
5776 | optional, but by default we grab focus when raising. */ | |
5777 | ||
5778 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 5779 | { |
689004fa GV |
5780 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
5781 | not already the foreground application: the frame is raised | |
5782 | above all other frames belonging to us, but not above the | |
5783 | current top window. To achieve that, we have to resort to this | |
5784 | more cumbersome method. */ | |
5785 | ||
5786 | HDWP handle = BeginDeferWindowPos (2); | |
5787 | if (handle) | |
5788 | { | |
85d0efd1 EZ |
5789 | handle = DeferWindowPos (handle, |
5790 | FRAME_W32_WINDOW (f), | |
5791 | HWND_TOP, | |
5792 | 0, 0, 0, 0, | |
5793 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
5794 | if (handle) | |
5795 | { | |
5796 | handle = DeferWindowPos (handle, | |
5797 | GetForegroundWindow (), | |
5798 | FRAME_W32_WINDOW (f), | |
5799 | 0, 0, 0, 0, | |
5800 | SWP_NOSIZE | SWP_NOMOVE | | |
5801 | SWP_NOACTIVATE); | |
5802 | if (handle) | |
5803 | EndDeferWindowPos (handle); | |
5804 | } | |
689004fa | 5805 | } |
ee78dc32 | 5806 | } |
689004fa GV |
5807 | else |
5808 | { | |
85d0efd1 | 5809 | my_bring_window_to_top (FRAME_W32_WINDOW (f)); |
689004fa GV |
5810 | } |
5811 | ||
4d7e6e51 | 5812 | unblock_input (); |
ee78dc32 GV |
5813 | } |
5814 | ||
5815 | /* Lower frame F. */ | |
791f420f | 5816 | void |
b56ceb92 | 5817 | x_lower_frame (struct frame *f) |
ee78dc32 | 5818 | { |
4d7e6e51 | 5819 | block_input (); |
689004fa GV |
5820 | my_set_window_pos (FRAME_W32_WINDOW (f), |
5821 | HWND_BOTTOM, | |
5822 | 0, 0, 0, 0, | |
5823 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
4d7e6e51 | 5824 | unblock_input (); |
ee78dc32 GV |
5825 | } |
5826 | ||
5827 | static void | |
a10c8269 | 5828 | w32_frame_raise_lower (struct frame *f, int raise_flag) |
ee78dc32 | 5829 | { |
7e6ac5b9 AI |
5830 | if (! FRAME_W32_P (f)) |
5831 | return; | |
5832 | ||
ec48c3a7 | 5833 | if (raise_flag) |
ee78dc32 GV |
5834 | x_raise_frame (f); |
5835 | else | |
5836 | x_lower_frame (f); | |
5837 | } | |
5838 | \f | |
5839 | /* Change of visibility. */ | |
5840 | ||
5841 | /* This tries to wait until the frame is really visible. | |
5842 | However, if the window manager asks the user where to position | |
5843 | the frame, this will return before the user finishes doing that. | |
5844 | The frame will not actually be visible at that time, | |
5845 | but it will become visible later when the window manager | |
5846 | finishes with it. */ | |
5847 | ||
ec48c3a7 | 5848 | void |
b56ceb92 | 5849 | x_make_frame_visible (struct frame *f) |
ee78dc32 | 5850 | { |
4d7e6e51 | 5851 | block_input (); |
ee78dc32 | 5852 | |
2cd98812 | 5853 | x_set_bitmap_icon (f); |
7f5d1df8 | 5854 | |
ee78dc32 GV |
5855 | if (! FRAME_VISIBLE_P (f)) |
5856 | { | |
5857 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
5858 | call x_set_offset a second time | |
5859 | if we get to x_make_frame_visible a second time | |
5860 | before the window gets really visible. */ | |
5861 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 5862 | && ! f->output_data.w32->asked_for_visible) |
8958048c EZ |
5863 | { |
5864 | RECT workarea_rect; | |
5865 | RECT window_rect; | |
5866 | ||
5867 | /* Adjust vertical window position in order to avoid being | |
5868 | covered by a task bar placed at the bottom of the desktop. */ | |
ed3751c8 | 5869 | SystemParametersInfo (SPI_GETWORKAREA, 0, &workarea_rect, 0); |
9d4f32e8 | 5870 | GetWindowRect (FRAME_W32_WINDOW (f), &window_rect); |
8958048c EZ |
5871 | if (window_rect.bottom > workarea_rect.bottom |
5872 | && window_rect.top > workarea_rect.top) | |
5873 | f->top_pos = max (window_rect.top | |
5874 | - window_rect.bottom + workarea_rect.bottom, | |
5875 | workarea_rect.top); | |
5876 | ||
5877 | x_set_offset (f, f->left_pos, f->top_pos, 0); | |
5878 | } | |
ee78dc32 | 5879 | |
fbd6baed | 5880 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 5881 | |
22610910 | 5882 | /* According to a report in emacs-devel 2008-06-03, SW_SHOWNORMAL |
91af3942 | 5883 | causes unexpected behavior when unminimizing frames that were |
53964682 | 5884 | previously maximized. But only SW_SHOWNORMAL works properly for |
22610910 | 5885 | frames that were truely hidden (using make-frame-invisible), so |
edfa7fa0 DA |
5886 | we need it to avoid Bug#5482. It seems that iconified is only |
5887 | set for minimized windows that are still visible, so use that to | |
5888 | determine the appropriate flag to pass ShowWindow. */ | |
12f71857 | 5889 | my_show_window (f, FRAME_W32_WINDOW (f), |
edfa7fa0 | 5890 | FRAME_ICONIFIED_P (f) ? SW_RESTORE : SW_SHOWNORMAL); |
ee78dc32 GV |
5891 | } |
5892 | ||
5893 | /* Synchronize to ensure Emacs knows the frame is visible | |
5894 | before we do anything else. We do this loop with input not blocked | |
5895 | so that incoming events are handled. */ | |
5896 | { | |
5897 | Lisp_Object frame; | |
791f420f | 5898 | int count; |
ee78dc32 GV |
5899 | |
5900 | /* This must come after we set COUNT. */ | |
4d7e6e51 | 5901 | unblock_input (); |
ee78dc32 GV |
5902 | |
5903 | XSETFRAME (frame, f); | |
5904 | ||
791f420f JR |
5905 | /* Wait until the frame is visible. Process X events until a |
5906 | MapNotify event has been seen, or until we think we won't get a | |
5907 | MapNotify at all.. */ | |
5908 | for (count = input_signal_count + 10; | |
5909 | input_signal_count < count && !FRAME_VISIBLE_P (f);) | |
ee78dc32 | 5910 | { |
791f420f | 5911 | /* Force processing of queued events. */ |
01b220b6 | 5912 | /* TODO: x_sync equivalent? */ |
791f420f | 5913 | |
ee78dc32 GV |
5914 | /* Machines that do polling rather than SIGIO have been observed |
5915 | to go into a busy-wait here. So we'll fake an alarm signal | |
5916 | to let the handler know that there's something to be read. | |
5917 | We used to raise a real alarm, but it seems that the handler | |
5918 | isn't always enabled here. This is probably a bug. */ | |
5919 | if (input_polling_used ()) | |
5920 | { | |
5921 | /* It could be confusing if a real alarm arrives while processing | |
5922 | the fake one. Turn it off and let the handler reset it. */ | |
a9b4e0ec AI |
5923 | int old_poll_suppress_count = poll_suppress_count; |
5924 | poll_suppress_count = 1; | |
5925 | poll_for_input_1 (); | |
5926 | poll_suppress_count = old_poll_suppress_count; | |
ee78dc32 | 5927 | } |
ee78dc32 | 5928 | } |
ee78dc32 GV |
5929 | } |
5930 | } | |
5931 | ||
5932 | /* Change from mapped state to withdrawn state. */ | |
5933 | ||
5934 | /* Make the frame visible (mapped and not iconified). */ | |
5935 | ||
b56ceb92 JB |
5936 | void |
5937 | x_make_frame_invisible (struct frame *f) | |
ee78dc32 | 5938 | { |
ee78dc32 | 5939 | /* Don't keep the highlight on an invisible frame. */ |
aad3612f DA |
5940 | if (FRAME_DISPLAY_INFO (f)->x_highlight_frame == f) |
5941 | FRAME_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
d67d1627 | 5942 | |
4d7e6e51 | 5943 | block_input (); |
d67d1627 | 5944 | |
689004fa | 5945 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
d67d1627 | 5946 | |
ee78dc32 GV |
5947 | /* We can't distinguish this from iconification |
5948 | just by the event that we get from the server. | |
5949 | So we can't win using the usual strategy of letting | |
5950 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
5951 | and synchronize with the server to make sure we agree. */ | |
edfa7fa0 DA |
5952 | SET_FRAME_VISIBLE (f, 0); |
5953 | SET_FRAME_ICONIFIED (f, 0); | |
d67d1627 | 5954 | |
4d7e6e51 | 5955 | unblock_input (); |
ee78dc32 GV |
5956 | } |
5957 | ||
5958 | /* Change window state from mapped to iconified. */ | |
5959 | ||
52cf03a1 | 5960 | void |
b56ceb92 | 5961 | x_iconify_frame (struct frame *f) |
ee78dc32 | 5962 | { |
ee78dc32 | 5963 | /* Don't keep the highlight on an invisible frame. */ |
aad3612f DA |
5964 | if (FRAME_DISPLAY_INFO (f)->x_highlight_frame == f) |
5965 | FRAME_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
ee78dc32 | 5966 | |
edfa7fa0 | 5967 | if (FRAME_ICONIFIED_P (f)) |
ee78dc32 GV |
5968 | return; |
5969 | ||
4d7e6e51 | 5970 | block_input (); |
ee78dc32 | 5971 | |
2cd98812 | 5972 | x_set_bitmap_icon (f); |
7f5d1df8 | 5973 | |
689004fa | 5974 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 5975 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 | 5976 | |
a8f93651 EZ |
5977 | SET_FRAME_VISIBLE (f, 0); |
5978 | SET_FRAME_ICONIFIED (f, 1); | |
5979 | ||
4d7e6e51 | 5980 | unblock_input (); |
ee78dc32 | 5981 | } |
c2cc16fa | 5982 | |
ee78dc32 | 5983 | \f |
25badd7a | 5984 | /* Free X resources of frame F. */ |
ee78dc32 | 5985 | |
25badd7a | 5986 | void |
7c3320d8 | 5987 | x_free_frame_resources (struct frame *f) |
ee78dc32 | 5988 | { |
aad3612f | 5989 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (f); |
bbf534ce | 5990 | Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f); |
ee78dc32 | 5991 | |
4d7e6e51 | 5992 | block_input (); |
ee78dc32 | 5993 | |
ef39ccbb KH |
5994 | /* We must free faces before destroying windows because some |
5995 | font-driver (e.g. xft) access a window while finishing a | |
5996 | face. */ | |
5a80236f | 5997 | free_frame_faces (f); |
027f6f90 | 5998 | |
25badd7a AI |
5999 | if (FRAME_W32_WINDOW (f)) |
6000 | my_destroy_window (f, FRAME_W32_WINDOW (f)); | |
d67d1627 | 6001 | |
ee78dc32 | 6002 | free_frame_menubar (f); |
ee78dc32 | 6003 | |
fbd6baed | 6004 | xfree (f->output_data.w32); |
25badd7a | 6005 | f->output_data.w32 = NULL; |
d67d1627 | 6006 | |
fbd6baed GV |
6007 | if (f == dpyinfo->w32_focus_frame) |
6008 | dpyinfo->w32_focus_frame = 0; | |
6009 | if (f == dpyinfo->w32_focus_event_frame) | |
6010 | dpyinfo->w32_focus_event_frame = 0; | |
4baaed0f KS |
6011 | if (f == dpyinfo->x_highlight_frame) |
6012 | dpyinfo->x_highlight_frame = 0; | |
bbf534ce | 6013 | if (f == hlinfo->mouse_face_mouse_frame) |
9fed9729 | 6014 | reset_mouse_highlight (hlinfo); |
ee78dc32 | 6015 | |
4d7e6e51 | 6016 | unblock_input (); |
ee78dc32 | 6017 | } |
25badd7a AI |
6018 | |
6019 | ||
6020 | /* Destroy the window of frame F. */ | |
4a418b10 | 6021 | void |
b56ceb92 | 6022 | x_destroy_window (struct frame *f) |
25badd7a | 6023 | { |
aad3612f | 6024 | struct w32_display_info *dpyinfo = FRAME_DISPLAY_INFO (f); |
25badd7a AI |
6025 | |
6026 | x_free_frame_resources (f); | |
25badd7a AI |
6027 | dpyinfo->reference_count--; |
6028 | } | |
c2cc16fa | 6029 | |
ee78dc32 GV |
6030 | \f |
6031 | /* Setting window manager hints. */ | |
6032 | ||
6033 | /* Set the normal size hints for the window manager, for frame F. | |
6034 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
6035 | that the window now has. | |
18e27ea8 | 6036 | If USER_POSITION, set the USPosition |
ee78dc32 | 6037 | flag (this is useful when FLAGS is 0). */ |
791f420f | 6038 | void |
18e27ea8 | 6039 | x_wm_set_size_hint (struct frame *f, long flags, bool user_position) |
ee78dc32 | 6040 | { |
fbd6baed | 6041 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 | 6042 | |
97c23857 | 6043 | enter_crit (); |
ee78dc32 | 6044 | |
62e50ec6 KS |
6045 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FRAME_COLUMN_WIDTH (f)); |
6046 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, FRAME_LINE_HEIGHT (f)); | |
6047 | SetWindowLong (window, WND_BORDER_INDEX, FRAME_INTERNAL_BORDER_WIDTH (f)); | |
880e6158 | 6048 | SetWindowLong (window, WND_SCROLLBAR_INDEX, FRAME_SCROLL_BAR_AREA_WIDTH (f)); |
ee78dc32 | 6049 | |
97c23857 | 6050 | leave_crit (); |
ee78dc32 GV |
6051 | } |
6052 | ||
784b56e2 EZ |
6053 | /*********************************************************************** |
6054 | Fonts | |
6055 | ***********************************************************************/ | |
6056 | ||
e509cfa6 | 6057 | #ifdef GLYPH_DEBUG |
784b56e2 EZ |
6058 | |
6059 | /* Check that FONT is valid on frame F. It is if it can be found in F's | |
6060 | font table. */ | |
6061 | ||
6062 | static void | |
6063 | x_check_font (struct frame *f, struct font *font) | |
6064 | { | |
a54e2c05 | 6065 | eassert (font != NULL && ! NILP (font->props[FONT_TYPE_INDEX])); |
784b56e2 | 6066 | if (font->driver->check) |
a54e2c05 | 6067 | eassert (font->driver->check (f, font) == 0); |
784b56e2 EZ |
6068 | } |
6069 | ||
e509cfa6 | 6070 | #endif /* GLYPH_DEBUG */ |
784b56e2 EZ |
6071 | |
6072 | ||
6073 | \f | |
791f420f JR |
6074 | /*********************************************************************** |
6075 | Initialization | |
6076 | ***********************************************************************/ | |
ee78dc32 | 6077 | |
fbd6baed | 6078 | static int w32_initialized = 0; |
ee78dc32 | 6079 | |
f7737f5d | 6080 | void |
b56ceb92 | 6081 | w32_initialize_display_info (Lisp_Object display_name) |
f7737f5d JR |
6082 | { |
6083 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
6084 | ||
72af86bd | 6085 | memset (dpyinfo, 0, sizeof (*dpyinfo)); |
f7737f5d | 6086 | |
d141d701 | 6087 | dpyinfo->name_list_element = Fcons (display_name, Qnil); |
23f86fce DA |
6088 | dpyinfo->w32_id_name = xmalloc (SCHARS (Vinvocation_name) |
6089 | + SCHARS (Vsystem_name) + 2); | |
f7737f5d | 6090 | sprintf (dpyinfo->w32_id_name, "%s@%s", |
d5db4077 | 6091 | SDATA (Vinvocation_name), SDATA (Vsystem_name)); |
f7737f5d JR |
6092 | |
6093 | /* Default Console mode values - overridden when running in GUI mode | |
6094 | with values obtained from system metrics. */ | |
6095 | dpyinfo->resx = 1; | |
6096 | dpyinfo->resy = 1; | |
f7737f5d JR |
6097 | dpyinfo->n_planes = 1; |
6098 | dpyinfo->n_cbits = 4; | |
6099 | dpyinfo->n_fonts = 0; | |
6100 | dpyinfo->smallest_font_height = 1; | |
6101 | dpyinfo->smallest_char_width = 1; | |
2bf04b9d | 6102 | dpyinfo->vertical_scroll_bar_cursor = w32_load_cursor (IDC_ARROW); |
01b220b6 | 6103 | /* TODO: dpyinfo->gray */ |
f7737f5d | 6104 | |
9fed9729 | 6105 | reset_mouse_highlight (&dpyinfo->mouse_highlight); |
f7737f5d JR |
6106 | } |
6107 | ||
0105dc3e | 6108 | /* Create an xrdb-style database of resources to supersede registry settings. |
c13a8a91 | 6109 | The database is just a concatenation of C strings, finished by an additional |
decb374a | 6110 | \0. The strings are submitted to some basic normalization, so |
c13a8a91 JB |
6111 | |
6112 | [ *]option[ *]:[ *]value... | |
6113 | ||
6114 | becomes | |
6115 | ||
6116 | option:value... | |
6117 | ||
6118 | but any whitespace following value is not removed. */ | |
6119 | ||
6120 | static char * | |
b56ceb92 | 6121 | w32_make_rdb (char *xrm_option) |
c13a8a91 JB |
6122 | { |
6123 | char *buffer = xmalloc (strlen (xrm_option) + 2); | |
6124 | char *current = buffer; | |
6125 | char ch; | |
6126 | int in_option = 1; | |
6127 | int before_value = 0; | |
6128 | ||
6129 | do { | |
6130 | ch = *xrm_option++; | |
6131 | ||
6132 | if (ch == '\n') | |
6133 | { | |
6134 | *current++ = '\0'; | |
6135 | in_option = 1; | |
6136 | before_value = 0; | |
6137 | } | |
6138 | else if (ch != ' ') | |
6139 | { | |
6140 | *current++ = ch; | |
6141 | if (in_option && (ch == ':')) | |
6142 | { | |
6143 | in_option = 0; | |
6144 | before_value = 1; | |
6145 | } | |
6146 | else if (before_value) | |
6147 | { | |
6148 | before_value = 0; | |
6149 | } | |
6150 | } | |
6151 | else if (!(in_option || before_value)) | |
6152 | { | |
6153 | *current++ = ch; | |
6154 | } | |
6155 | } while (ch); | |
6156 | ||
6157 | *current = '\0'; | |
6158 | ||
6159 | return buffer; | |
6160 | } | |
6161 | ||
4a418b10 JR |
6162 | extern frame_parm_handler w32_frame_parm_handlers[]; |
6163 | ||
6164 | static struct redisplay_interface w32_redisplay_interface = | |
6165 | { | |
6166 | w32_frame_parm_handlers, | |
6167 | x_produce_glyphs, | |
6168 | x_write_glyphs, | |
6169 | x_insert_glyphs, | |
6170 | x_clear_end_of_line, | |
6171 | x_scroll_run, | |
6172 | x_after_update_window_line, | |
6173 | x_update_window_begin, | |
6174 | x_update_window_end, | |
fd462129 | 6175 | 0, /* flush_display */ |
4a418b10 | 6176 | x_clear_window_mouse_face, |
e5e29349 | 6177 | x_get_glyph_overhangs, |
4a418b10 JR |
6178 | x_fix_overlapping_area, |
6179 | w32_draw_fringe_bitmap, | |
6180 | w32_define_fringe_bitmap, | |
6181 | w32_destroy_fringe_bitmap, | |
cf907d69 | 6182 | w32_compute_glyph_string_overhangs, |
4a418b10 JR |
6183 | x_draw_glyph_string, |
6184 | w32_define_frame_cursor, | |
6185 | w32_clear_frame_area, | |
6186 | w32_draw_window_cursor, | |
6187 | w32_draw_vertical_window_border, | |
880e6158 | 6188 | w32_draw_window_divider, |
4a418b10 JR |
6189 | w32_shift_glyphs_for_insert |
6190 | }; | |
6191 | ||
6192 | static void x_delete_terminal (struct terminal *term); | |
6193 | ||
6194 | static struct terminal * | |
6195 | w32_create_terminal (struct w32_display_info *dpyinfo) | |
6196 | { | |
6197 | struct terminal *terminal; | |
def7fa34 | 6198 | |
4a418b10 JR |
6199 | terminal = create_terminal (); |
6200 | ||
6201 | terminal->type = output_w32; | |
6202 | terminal->display_info.w32 = dpyinfo; | |
6203 | dpyinfo->terminal = terminal; | |
6204 | ||
6205 | /* MSVC does not type K&R functions with no arguments correctly, and | |
6206 | so we must explicitly cast them. */ | |
6207 | terminal->clear_frame_hook = x_clear_frame; | |
6208 | terminal->ins_del_lines_hook = x_ins_del_lines; | |
6209 | terminal->delete_glyphs_hook = x_delete_glyphs; | |
6210 | terminal->ring_bell_hook = w32_ring_bell; | |
a892a94c DA |
6211 | terminal->reset_terminal_modes_hook = NULL; |
6212 | terminal->set_terminal_modes_hook = NULL; | |
4a418b10 JR |
6213 | terminal->update_begin_hook = x_update_begin; |
6214 | terminal->update_end_hook = x_update_end; | |
0c7f856e | 6215 | terminal->set_terminal_window_hook = NULL; |
4a418b10 JR |
6216 | terminal->read_socket_hook = w32_read_socket; |
6217 | terminal->frame_up_to_date_hook = w32_frame_up_to_date; | |
6218 | terminal->mouse_position_hook = w32_mouse_position; | |
6219 | terminal->frame_rehighlight_hook = w32_frame_rehighlight; | |
6220 | terminal->frame_raise_lower_hook = w32_frame_raise_lower; | |
b2faf49c | 6221 | terminal->fullscreen_hook = w32fullscreen_hook; |
4a418b10 JR |
6222 | terminal->set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; |
6223 | terminal->condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
6224 | terminal->redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
6225 | terminal->judge_scroll_bars_hook = w32_judge_scroll_bars; | |
6226 | ||
6227 | terminal->delete_frame_hook = x_destroy_window; | |
6228 | terminal->delete_terminal_hook = x_delete_terminal; | |
def7fa34 | 6229 | |
4a418b10 | 6230 | terminal->rif = &w32_redisplay_interface; |
4a418b10 | 6231 | |
1526bc23 JR |
6232 | /* We don't yet support separate terminals on W32, so don't try to share |
6233 | keyboards between virtual terminals that are on the same physical | |
6234 | terminal like X does. */ | |
1afcba63 | 6235 | terminal->kboard = allocate_kboard (Qw32); |
1526bc23 JR |
6236 | /* Don't let the initial kboard remain current longer than necessary. |
6237 | That would cause problems if a file loaded on startup tries to | |
6238 | prompt in the mini-buffer. */ | |
6239 | if (current_kboard == initial_kboard) | |
6240 | current_kboard = terminal->kboard; | |
6241 | terminal->kboard->reference_count++; | |
1526bc23 | 6242 | |
4a418b10 JR |
6243 | return terminal; |
6244 | } | |
6245 | ||
6246 | static void | |
6247 | x_delete_terminal (struct terminal *terminal) | |
6248 | { | |
6249 | struct w32_display_info *dpyinfo = terminal->display_info.w32; | |
4a418b10 | 6250 | |
e2749141 | 6251 | /* Protect against recursive calls. delete_frame in |
4a418b10 | 6252 | delete_terminal calls us back when it deletes our last frame. */ |
adc54316 | 6253 | if (!terminal->name) |
4a418b10 JR |
6254 | return; |
6255 | ||
4d7e6e51 | 6256 | block_input (); |
4a418b10 JR |
6257 | |
6258 | x_delete_display (dpyinfo); | |
4d7e6e51 | 6259 | unblock_input (); |
4a418b10 JR |
6260 | } |
6261 | ||
fbd6baed | 6262 | struct w32_display_info * |
b56ceb92 | 6263 | w32_term_init (Lisp_Object display_name, char *xrm_option, char *resource_name) |
ee78dc32 | 6264 | { |
fbd6baed | 6265 | struct w32_display_info *dpyinfo; |
4a418b10 | 6266 | struct terminal *terminal; |
ee78dc32 | 6267 | HDC hdc; |
d67d1627 | 6268 | |
4d7e6e51 | 6269 | block_input (); |
d67d1627 | 6270 | |
fbd6baed | 6271 | if (!w32_initialized) |
ee78dc32 | 6272 | { |
fbd6baed GV |
6273 | w32_initialize (); |
6274 | w32_initialized = 1; | |
ee78dc32 | 6275 | } |
d67d1627 | 6276 | |
f7737f5d | 6277 | w32_initialize_display_info (display_name); |
ee78dc32 | 6278 | |
f7737f5d | 6279 | dpyinfo = &one_w32_display_info; |
4a418b10 JR |
6280 | terminal = w32_create_terminal (dpyinfo); |
6281 | ||
6282 | /* Set the name of the terminal. */ | |
5b71542d | 6283 | terminal->name = xlispstrdup (display_name); |
8c3b00cb | 6284 | |
c13a8a91 JB |
6285 | dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL; |
6286 | ||
8c3b00cb AI |
6287 | /* Put this display on the chain. */ |
6288 | dpyinfo->next = x_display_list; | |
6289 | x_display_list = dpyinfo; | |
d67d1627 | 6290 | |
cb4a3e42 | 6291 | hdc = GetDC (NULL); |
791f420f | 6292 | |
ee78dc32 GV |
6293 | dpyinfo->root_window = GetDesktopWindow (); |
6294 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
6295 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
55689ab1 JR |
6296 | dpyinfo->resx = GetDeviceCaps (hdc, LOGPIXELSX); |
6297 | dpyinfo->resy = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 6298 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
cb4a3e42 | 6299 | ReleaseDC (NULL, hdc); |
52cf03a1 | 6300 | |
e1dbe924 | 6301 | /* initialize palette with white and black */ |
52cf03a1 | 6302 | { |
316ed821 | 6303 | XColor color; |
55689ab1 JR |
6304 | w32_defined_color (0, "white", &color, 1); |
6305 | w32_defined_color (0, "black", &color, 1); | |
52cf03a1 GV |
6306 | } |
6307 | ||
0fda9b75 DC |
6308 | #ifdef WINDOWSNT |
6309 | /* Add the default keyboard. When !WINDOWSNT, we're using the | |
6310 | standard Emacs console handling machinery and don't need an | |
6311 | explicit FD here. */ | |
543c3ccd | 6312 | add_keyboard_wait_descriptor (0); |
0fda9b75 DC |
6313 | #elif CYGWIN |
6314 | /* /dev/windows wakes us up when we have a thread message pending. */ | |
6315 | add_keyboard_wait_descriptor (w32_message_fd); | |
6316 | #endif | |
543c3ccd | 6317 | |
b6ae1532 KS |
6318 | /* Create Fringe Bitmaps and store them for later use. |
6319 | ||
6320 | On W32, bitmaps are all unsigned short, as Windows requires | |
6321 | bitmap data to be Word aligned. For some reason they are | |
6322 | horizontally reflected compared to how they appear on X, so we | |
6323 | need to bitswap and convert to unsigned shorts before creating | |
6324 | the bitmaps. */ | |
09b69f01 | 6325 | w32_init_fringe (terminal->rif); |
f7737f5d | 6326 | |
4d7e6e51 | 6327 | unblock_input (); |
ee78dc32 GV |
6328 | |
6329 | return dpyinfo; | |
6330 | } | |
6331 | \f | |
6332 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
ee78dc32 | 6333 | void |
b56ceb92 | 6334 | x_delete_display (struct w32_display_info *dpyinfo) |
ee78dc32 | 6335 | { |
d141d701 | 6336 | /* FIXME: the only display info apparently can't be deleted. */ |
52cf03a1 GV |
6337 | /* free palette table */ |
6338 | { | |
fbd6baed | 6339 | struct w32_palette_entry * plist; |
52cf03a1 GV |
6340 | |
6341 | plist = dpyinfo->color_list; | |
6342 | while (plist) | |
6343 | { | |
fbd6baed | 6344 | struct w32_palette_entry * pentry = plist; |
52cf03a1 | 6345 | plist = plist->next; |
9127e20e | 6346 | xfree (pentry); |
52cf03a1 GV |
6347 | } |
6348 | dpyinfo->color_list = NULL; | |
6349 | if (dpyinfo->palette) | |
ed3751c8 | 6350 | DeleteObject (dpyinfo->palette); |
52cf03a1 | 6351 | } |
fbd6baed | 6352 | xfree (dpyinfo->w32_id_name); |
f7737f5d | 6353 | |
6b61353c | 6354 | w32_reset_fringes (); |
ee78dc32 | 6355 | } |
0fda9b75 | 6356 | |
ee78dc32 | 6357 | \f |
fbd6baed | 6358 | /* Set up use of W32. */ |
ee78dc32 | 6359 | |
b0d4e0c7 | 6360 | DWORD WINAPI w32_msg_worker (void * arg); |
ee78dc32 | 6361 | |
1bb8a291 | 6362 | static void |
b56ceb92 | 6363 | w32_initialize (void) |
fbd6baed | 6364 | { |
ff90fbde | 6365 | HANDLE shell; |
af025ae8 | 6366 | HRESULT (WINAPI * set_user_model) (const wchar_t * id); |
ff90fbde | 6367 | |
ee78dc32 GV |
6368 | baud_rate = 19200; |
6369 | ||
abb15ebd JR |
6370 | w32_system_caret_hwnd = NULL; |
6371 | w32_system_caret_height = 0; | |
abb15ebd JR |
6372 | w32_system_caret_x = 0; |
6373 | w32_system_caret_y = 0; | |
6374 | ||
ff90fbde JR |
6375 | /* On Windows 7 and later, we need to set the user model ID |
6376 | to associate emacsclient launched files with Emacs frames | |
6377 | in the UI. */ | |
6378 | shell = GetModuleHandle ("shell32.dll"); | |
6379 | if (shell) | |
6380 | { | |
6381 | set_user_model | |
6382 | = (void *) GetProcAddress (shell, | |
6383 | "SetCurrentProcessExplicitAppUserModelID"); | |
6384 | ||
6385 | /* If the function is defined, then we are running on Windows 7 | |
6386 | or newer, and the UI uses this to group related windows | |
6387 | together. Since emacs, runemacs, emacsclient are related, we | |
6388 | want them grouped even though the executables are different, | |
6389 | so we need to set a consistent ID between them. */ | |
6390 | if (set_user_model) | |
6391 | set_user_model (L"GNU.Emacs"); | |
6392 | } | |
6393 | ||
0fda9b75 | 6394 | #ifdef CYGWIN |
406af475 | 6395 | if ((w32_message_fd = emacs_open ("/dev/windows", O_RDWR, 0)) == -1) |
0fda9b75 DC |
6396 | fatal ("opening /dev/windows: %s", strerror (errno)); |
6397 | #endif /* CYGWIN */ | |
6398 | ||
c2baa2b6 JR |
6399 | /* Initialize w32_use_visible_system_caret based on whether a screen |
6400 | reader is in use. */ | |
6401 | if (!SystemParametersInfo (SPI_GETSCREENREADER, 0, | |
6402 | &w32_use_visible_system_caret, 0)) | |
6403 | w32_use_visible_system_caret = 0; | |
6404 | ||
791f420f JR |
6405 | last_tool_bar_item = -1; |
6406 | any_help_event_p = 0; | |
6407 | ||
689004fa GV |
6408 | /* Initialize input mode: interrupt_input off, no flow control, allow |
6409 | 8 bit character input, standard quit char. */ | |
6410 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 | 6411 | |
13087e59 | 6412 | { |
bd717ca4 FP |
6413 | LCID input_locale_id = LOWORD (GetKeyboardLayout (0)); |
6414 | w32_keyboard_codepage = codepage_for_locale (input_locale_id); | |
13087e59 | 6415 | } |
ee78dc32 | 6416 | |
13087e59 JR |
6417 | /* Create the window thread - it will terminate itself when the app |
6418 | terminates */ | |
ee78dc32 GV |
6419 | init_crit (); |
6420 | ||
6421 | dwMainThreadId = GetCurrentThreadId (); | |
d67d1627 | 6422 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), |
ee78dc32 GV |
6423 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); |
6424 | ||
6425 | /* Wait for thread to start */ | |
ee78dc32 GV |
6426 | { |
6427 | MSG msg; | |
6428 | ||
6429 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
6430 | ||
d67d1627 | 6431 | hWindowsThread = CreateThread (NULL, 0, |
b0d4e0c7 JR |
6432 | w32_msg_worker, |
6433 | 0, 0, &dwWindowsThreadId); | |
ee78dc32 GV |
6434 | |
6435 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
6436 | } | |
d67d1627 | 6437 | |
52cf03a1 | 6438 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 6439 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
6440 | following call to AttachThreadInput, which should do precisely what |
6441 | we need, causes major problems when Emacs is linked as a console | |
6442 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 6443 | instead we need to send messages to windowsThread to make some API |
52cf03a1 | 6444 | calls for us (ones that affect, or depend on, the active/focus |
65a6ff8f | 6445 | window state.) */ |
52cf03a1 | 6446 | #ifdef ATTACH_THREADS |
e9e23e23 | 6447 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 6448 | #endif |
689004fa | 6449 | |
33e40ce7 | 6450 | /* Dynamically link to optional system components. */ |
689004fa | 6451 | { |
ff90fbde | 6452 | HMODULE user_lib = GetModuleHandle ("user32.dll"); |
689004fa | 6453 | |
41375f89 | 6454 | #define LOAD_PROC(lib, fn) pfn##fn = (void *) GetProcAddress (lib, #fn) |
689004fa | 6455 | |
8b61a891 | 6456 | LOAD_PROC (user_lib, SetLayeredWindowAttributes); |
65a6ff8f | 6457 | |
689004fa GV |
6458 | #undef LOAD_PROC |
6459 | ||
33e40ce7 JR |
6460 | /* Ensure scrollbar handle is at least 5 pixels. */ |
6461 | vertical_scroll_bar_min_handle = 5; | |
689004fa GV |
6462 | |
6463 | /* For either kind of scroll bar, take account of the arrows; these | |
6464 | effectively form the border of the main scroll bar range. */ | |
6465 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
6466 | = GetSystemMetrics (SM_CYVSCROLL); | |
6467 | } | |
ee78dc32 GV |
6468 | } |
6469 | ||
6470 | void | |
b56ceb92 | 6471 | syms_of_w32term (void) |
ee78dc32 | 6472 | { |
5f33dbf7 | 6473 | DEFSYM (Qvendor_specific_keysyms, "vendor-specific-keysyms"); |
52cf03a1 | 6474 | |
477f1e50 EZ |
6475 | DEFSYM (Qadded, "added"); |
6476 | DEFSYM (Qremoved, "removed"); | |
6477 | DEFSYM (Qmodified, "modified"); | |
6478 | DEFSYM (Qrenamed_from, "renamed-from"); | |
6479 | DEFSYM (Qrenamed_to, "renamed-to"); | |
6480 | ||
fbd6baed | 6481 | DEFVAR_INT ("w32-num-mouse-buttons", |
29208e82 | 6482 | w32_num_mouse_buttons, |
33f09670 | 6483 | doc: /* Number of physical mouse buttons. */); |
e597eb7d | 6484 | w32_num_mouse_buttons = 2; |
52cf03a1 | 6485 | |
fbd6baed | 6486 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
29208e82 | 6487 | Vw32_swap_mouse_buttons, |
33f09670 JR |
6488 | doc: /* Swap the mapping of middle and right mouse buttons. |
6489 | When nil, middle button is mouse-2 and right button is mouse-3. */); | |
fbd6baed | 6490 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
6491 | |
6492 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
29208e82 | 6493 | Vw32_grab_focus_on_raise, |
33f09670 JR |
6494 | doc: /* Raised frame grabs input focus. |
6495 | When t, `raise-frame' grabs input focus as well. This fits well | |
6496 | with the normal Windows click-to-focus policy, but might not be | |
6497 | desirable when using a point-to-focus policy. */); | |
689004fa GV |
6498 | Vw32_grab_focus_on_raise = Qt; |
6499 | ||
6500 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
29208e82 | 6501 | Vw32_capslock_is_shiftlock, |
33f09670 JR |
6502 | doc: /* Apply CapsLock state to non character input keys. |
6503 | When nil, CapsLock only affects normal character input keys. */); | |
689004fa | 6504 | Vw32_capslock_is_shiftlock = Qnil; |
ef0e360f GV |
6505 | |
6506 | DEFVAR_LISP ("w32-recognize-altgr", | |
29208e82 | 6507 | Vw32_recognize_altgr, |
33f09670 JR |
6508 | doc: /* Recognize right-alt and left-ctrl as AltGr. |
6509 | When nil, the right-alt and left-ctrl key combination is | |
d67d1627 | 6510 | interpreted normally. */); |
ef0e360f | 6511 | Vw32_recognize_altgr = Qt; |
bc6af935 | 6512 | |
99558ce8 | 6513 | DEFVAR_BOOL ("w32-use-visible-system-caret", |
29208e82 | 6514 | w32_use_visible_system_caret, |
99558ce8 JR |
6515 | doc: /* Flag to make the system caret visible. |
6516 | When this is non-nil, Emacs will indicate the position of point by | |
6517 | using the system caret instead of drawing its own cursor. Some screen | |
6518 | reader software does not track the system cursor properly when it is | |
6519 | invisible, and gets confused by Emacs drawing its own cursor, so this | |
d67d1627 | 6520 | variable is initialized to t when Emacs detects that screen reader |
99558ce8 JR |
6521 | software is running as it starts up. |
6522 | ||
6523 | When this variable is set, other variables affecting the appearance of | |
6524 | the cursor have no effect. */); | |
6525 | ||
c2baa2b6 | 6526 | w32_use_visible_system_caret = 0; |
99558ce8 | 6527 | |
099b6577 EZ |
6528 | /* We don't yet support this, but defining this here avoids whining |
6529 | from cus-start.el and other places, like "M-x set-variable". */ | |
6530 | DEFVAR_BOOL ("x-use-underline-position-properties", | |
29208e82 | 6531 | x_use_underline_position_properties, |
fb7ada5f | 6532 | doc: /* Non-nil means make use of UNDERLINE_POSITION font properties. |
e1e4b63b | 6533 | A value of nil means ignore them. If you encounter fonts with bogus |
099b6577 | 6534 | UNDERLINE_POSITION font properties, for example 7x13 on XFree prior |
ea883883 GM |
6535 | to 4.1, set this to nil. You can also use `underline-minimum-offset' |
6536 | to override the font's UNDERLINE_POSITION for small font display | |
6537 | sizes. */); | |
099b6577 EZ |
6538 | x_use_underline_position_properties = 0; |
6539 | ||
30f27523 | 6540 | DEFVAR_BOOL ("x-underline-at-descent-line", |
29208e82 | 6541 | x_underline_at_descent_line, |
fb7ada5f | 6542 | doc: /* Non-nil means to draw the underline at the same place as the descent line. |
e1e4b63b JB |
6543 | A value of nil means to draw the underline according to the value of the |
6544 | variable `x-use-underline-position-properties', which is usually at the | |
6545 | baseline level. The default value is nil. */); | |
30f27523 KS |
6546 | x_underline_at_descent_line = 0; |
6547 | ||
29208e82 | 6548 | DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars, |
65807d73 GM |
6549 | doc: /* Which toolkit scroll bars Emacs uses, if any. |
6550 | A value of nil means Emacs doesn't use toolkit scroll bars. | |
6551 | With the X Window system, the value is a symbol describing the | |
6552 | X toolkit. Possible values are: gtk, motif, xaw, or xaw3d. | |
44f92739 | 6553 | With MS Windows or Nextstep, the value is t. */); |
5bf04520 | 6554 | Vx_toolkit_scroll_bars = Qt; |
791f420f | 6555 | |
c3e9160b EZ |
6556 | DEFVAR_BOOL ("w32-unicode-filenames", |
6557 | w32_unicode_filenames, | |
6558 | doc: /* Non-nil means use Unicode APIs when passing file names to the OS. | |
6559 | A value of nil means file names passed to the OS APIs and returned | |
6560 | from those APIs are encoded/decoded using the ANSI codepage | |
6561 | specified by `file-name-coding-system'. | |
6562 | ||
6563 | This variable is set to non-nil by default when Emacs runs on Windows | |
6564 | systems of the NT family, including W2K, XP, Vista, Windows 7 and | |
ab62d5a0 | 6565 | Windows 8. It is set to nil on Windows 9X. */); |
c3e9160b EZ |
6566 | w32_unicode_filenames = 0; |
6567 | ||
5645852c MR |
6568 | DEFVAR_BOOL ("w32-enable-frame-resize-hack", |
6569 | w32_enable_frame_resize_hack, | |
6570 | doc: /* Non-nil means enable hack for frame resizing on Windows. | |
6571 | A value of nil means to resize frames by sending a corresponding request | |
6572 | to the Windows API and changing the pixel sizes of the frame and its | |
6573 | windows after the latter calls back. If this is non-nil, Emacs changes | |
6574 | the pixel sizes of the frame and its windows at the time it sends the | |
6575 | resize request to the API. */); | |
d144ef06 | 6576 | w32_enable_frame_resize_hack = 1; |
5645852c | 6577 | |
8d2db8be DA |
6578 | /* Tell Emacs about this window system. */ |
6579 | Fprovide (Qw32, Qnil); | |
ee78dc32 | 6580 | } |