Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Implementation of GUI terminal on the Microsoft W32 API. |
c2cc16fa | 2 | Copyright (C) 1989, 93, 94, 95, 96, 1997, 1998, 1999, 2000, 2001 |
9ef2e2cf | 3 | Free Software Foundation, Inc. |
ee78dc32 GV |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
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 | |
9ef2e2cf JR |
18 | along with GNU Emacs; see the file COPYING. If not, write to |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
1fb87c77 | 20 | Boston, MA 02111-1307, USA. */ |
ee78dc32 | 21 | |
ee78dc32 | 22 | #include <config.h> |
68c45bf0 | 23 | #include <signal.h> |
ee78dc32 | 24 | #include <stdio.h> |
791f420f | 25 | #include <stdlib.h> |
ee78dc32 | 26 | #include "lisp.h" |
2091aeb2 | 27 | #include "charset.h" |
ee78dc32 GV |
28 | #include "blockinput.h" |
29 | ||
e12ca9c2 | 30 | #include "w32heap.h" |
689004fa | 31 | #include "w32term.h" |
791f420f | 32 | #include "w32bdf.h" |
12857dfd | 33 | #include <shellapi.h> |
ee78dc32 GV |
34 | |
35 | #include "systty.h" | |
36 | #include "systime.h" | |
f7737f5d | 37 | #include "atimer.h" |
8feddab4 | 38 | #include "keymap.h" |
ee78dc32 GV |
39 | |
40 | #include <ctype.h> | |
41 | #include <errno.h> | |
42 | #include <setjmp.h> | |
43 | #include <sys/stat.h> | |
44 | ||
38006079 | 45 | #include "keyboard.h" |
ee78dc32 GV |
46 | #include "frame.h" |
47 | #include "dispextern.h" | |
93ff4395 | 48 | #include "fontset.h" |
ee78dc32 GV |
49 | #include "termhooks.h" |
50 | #include "termopts.h" | |
51 | #include "termchar.h" | |
52 | #include "gnu.h" | |
53 | #include "disptab.h" | |
54 | #include "buffer.h" | |
55 | #include "window.h" | |
ee78dc32 | 56 | #include "intervals.h" |
791f420f | 57 | #include "composite.h" |
ef0e360f | 58 | #include "coding.h" |
ee78dc32 | 59 | |
791f420f JR |
60 | #define abs(x) ((x) < 0 ? -(x) : (x)) |
61 | ||
62 | #define BETWEEN(X, LOWER, UPPER) ((X) >= (LOWER) && (X) < (UPPER)) | |
63 | ||
64 | \f | |
33c34bea | 65 | /* Fringe bitmaps. */ |
791f420f | 66 | |
b6ae1532 | 67 | static HBITMAP fringe_bmp[MAX_FRINGE_BITMAPS]; |
791f420f JR |
68 | |
69 | extern Lisp_Object Qhelp_echo; | |
70 | ||
5bf04520 | 71 | /* Non-nil means Emacs uses toolkit scroll bars. */ |
791f420f | 72 | |
5bf04520 | 73 | Lisp_Object Vx_toolkit_scroll_bars; |
791f420f JR |
74 | |
75 | /* If a string, w32_read_socket generates an event to display that string. | |
76 | (The display is done in read_char.) */ | |
d67d1627 | 77 | |
791f420f | 78 | static Lisp_Object help_echo; |
158cba56 | 79 | static Lisp_Object help_echo_window; |
ec48c3a7 JR |
80 | static Lisp_Object help_echo_object; |
81 | static int help_echo_pos; | |
791f420f | 82 | |
706ddb8f | 83 | /* Temporary variables for w32_read_socket. */ |
791f420f JR |
84 | |
85 | static Lisp_Object previous_help_echo; | |
706ddb8f JR |
86 | static int last_mousemove_x = 0; |
87 | static int last_mousemove_y = 0; | |
791f420f JR |
88 | |
89 | /* Non-zero means that a HELP_EVENT has been generated since Emacs | |
90 | start. */ | |
91 | ||
92 | static int any_help_event_p; | |
93 | ||
549808db JR |
94 | /* Non-zero means autoselect window with the mouse cursor. */ |
95 | ||
ee8ceff8 | 96 | int mouse_autoselect_window; |
549808db | 97 | |
a18bb28d JR |
98 | /* Last window where we saw the mouse. Used by mouse-autoselect-window. */ |
99 | static Lisp_Object last_window; | |
100 | ||
791f420f JR |
101 | /* Non-zero means draw block and hollow cursor as wide as the glyph |
102 | under it. For example, if a block cursor is over a tab, it will be | |
103 | drawn as wide as that tab on the display. */ | |
104 | ||
105 | int x_stretch_cursor_p; | |
106 | ||
9f5a911b JR |
107 | /* Non-zero means make use of UNDERLINE_POSITION font properties. */ |
108 | ||
109 | int x_use_underline_position_properties; | |
110 | ||
e7efd97e GV |
111 | extern unsigned int msh_mousewheel; |
112 | ||
ee78dc32 GV |
113 | extern void free_frame_menubar (); |
114 | ||
9ef2e2cf | 115 | extern int w32_codepage_for_font (char *fontname); |
2bf04b9d | 116 | extern Cursor w32_load_cursor (LPCTSTR name); |
9ef2e2cf | 117 | |
82f9d565 AI |
118 | extern glyph_metric *w32_BDF_TextMetric(bdffont *fontp, |
119 | unsigned char *text, int dim); | |
52cf03a1 GV |
120 | extern Lisp_Object Vwindow_system; |
121 | ||
ee78dc32 GV |
122 | #define x_any_window_to_frame x_window_to_frame |
123 | #define x_top_window_to_frame x_window_to_frame | |
124 | ||
125 | \f | |
fbd6baed GV |
126 | /* This is display since w32 does not support multiple ones. */ |
127 | struct w32_display_info one_w32_display_info; | |
8c3b00cb | 128 | struct w32_display_info *x_display_list; |
ee78dc32 GV |
129 | |
130 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), | |
fbd6baed | 131 | one for each element of w32_display_list and in the same order. |
ee78dc32 GV |
132 | NAME is the name of the frame. |
133 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
fbd6baed | 134 | Lisp_Object w32_display_name_list; |
ee78dc32 GV |
135 | |
136 | /* Frame being updated by update_frame. This is declared in term.c. | |
137 | This is set by update_begin and looked at by all the | |
fbd6baed | 138 | w32 functions. It is zero while not inside an update. |
791f420f | 139 | In that case, the w32 functions assume that `SELECTED_FRAME ()' |
ee78dc32 GV |
140 | is the frame to apply to. */ |
141 | extern struct frame *updating_frame; | |
142 | ||
143 | /* This is a frame waiting to be autoraised, within w32_read_socket. */ | |
144 | struct frame *pending_autoraise_frame; | |
145 | ||
ee78dc32 | 146 | /* Nominal cursor position -- where to draw output. |
791f420f JR |
147 | HPOS and VPOS are window relative glyph matrix coordinates. |
148 | X and Y are window relative pixel coordinates. */ | |
ee78dc32 | 149 | |
791f420f | 150 | struct cursor_pos output_cursor; |
ee78dc32 | 151 | |
abb15ebd JR |
152 | /* The handle of the frame that currently owns the system caret. */ |
153 | HWND w32_system_caret_hwnd; | |
abb15ebd JR |
154 | int w32_system_caret_height; |
155 | int w32_system_caret_x; | |
156 | int w32_system_caret_y; | |
99558ce8 | 157 | int w32_use_visible_system_caret; |
abb15ebd | 158 | |
484fa2c1 | 159 | /* Flag to enable Unicode output in case users wish to use programs |
cabb23bc GV |
160 | like Twinbridge on '95 rather than installed system level support |
161 | for Far East languages. */ | |
484fa2c1 | 162 | int w32_enable_unicode_output; |
cabb23bc | 163 | |
e9e23e23 GV |
164 | DWORD dwWindowsThreadId = 0; |
165 | HANDLE hWindowsThread = NULL; | |
ee78dc32 GV |
166 | DWORD dwMainThreadId = 0; |
167 | HANDLE hMainThread = NULL; | |
168 | ||
689004fa GV |
169 | #ifndef SIF_ALL |
170 | /* These definitions are new with Windows 95. */ | |
171 | #define SIF_RANGE 0x0001 | |
172 | #define SIF_PAGE 0x0002 | |
173 | #define SIF_POS 0x0004 | |
174 | #define SIF_DISABLENOSCROLL 0x0008 | |
175 | #define SIF_TRACKPOS 0x0010 | |
176 | #define SIF_ALL (SIF_RANGE | SIF_PAGE | SIF_POS | SIF_TRACKPOS) | |
177 | ||
178 | typedef struct tagSCROLLINFO | |
179 | { | |
180 | UINT cbSize; | |
181 | UINT fMask; | |
182 | int nMin; | |
183 | int nMax; | |
184 | UINT nPage; | |
185 | int nPos; | |
186 | int nTrackPos; | |
187 | } SCROLLINFO, FAR *LPSCROLLINFO; | |
188 | typedef SCROLLINFO CONST FAR *LPCSCROLLINFO; | |
189 | #endif /* SIF_ALL */ | |
190 | ||
191 | /* Dynamic linking to new proportional scroll bar functions. */ | |
192 | int (PASCAL *pfnSetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi, BOOL fRedraw); | |
193 | BOOL (PASCAL *pfnGetScrollInfo) (HWND hwnd, int fnBar, LPSCROLLINFO lpsi); | |
194 | ||
195 | int vertical_scroll_bar_min_handle; | |
196 | int vertical_scroll_bar_top_border; | |
197 | int vertical_scroll_bar_bottom_border; | |
198 | ||
199 | int last_scroll_bar_drag_pos; | |
200 | ||
ee78dc32 GV |
201 | /* Mouse movement. */ |
202 | ||
203 | /* Where the mouse was last time we reported a mouse event. */ | |
9ef2e2cf | 204 | |
791f420f | 205 | FRAME_PTR last_mouse_frame; |
ee78dc32 | 206 | static RECT last_mouse_glyph; |
791f420f | 207 | static Lisp_Object last_mouse_press_frame; |
ee78dc32 | 208 | |
fbd6baed | 209 | Lisp_Object Vw32_num_mouse_buttons; |
52cf03a1 | 210 | |
fbd6baed | 211 | Lisp_Object Vw32_swap_mouse_buttons; |
52cf03a1 | 212 | |
689004fa GV |
213 | /* Control whether x_raise_frame also sets input focus. */ |
214 | Lisp_Object Vw32_grab_focus_on_raise; | |
215 | ||
216 | /* Control whether Caps Lock affects non-ascii characters. */ | |
217 | Lisp_Object Vw32_capslock_is_shiftlock; | |
218 | ||
ef0e360f GV |
219 | /* Control whether right-alt and left-ctrl should be recognized as AltGr. */ |
220 | Lisp_Object Vw32_recognize_altgr; | |
221 | ||
ee78dc32 GV |
222 | /* The scroll bar in which the last motion event occurred. |
223 | ||
224 | If the last motion event occurred in a scroll bar, we set this | |
fbd6baed | 225 | so w32_mouse_position can know whether to report a scroll bar motion or |
ee78dc32 GV |
226 | an ordinary motion. |
227 | ||
228 | If the last motion event didn't occur in a scroll bar, we set this | |
fbd6baed | 229 | to Qnil, to tell w32_mouse_position to return an ordinary motion event. */ |
9ef2e2cf JR |
230 | static Lisp_Object last_mouse_scroll_bar; |
231 | static int last_mouse_scroll_bar_pos; | |
ee78dc32 | 232 | |
fbd6baed | 233 | /* This is a hack. We would really prefer that w32_mouse_position would |
ee78dc32 | 234 | return the time associated with the position it returns, but there |
9ef2e2cf | 235 | doesn't seem to be any way to wrest the time-stamp from the server |
ee78dc32 GV |
236 | along with the position query. So, we just keep track of the time |
237 | of the last movement we received, and return that in hopes that | |
238 | it's somewhat accurate. */ | |
ee78dc32 | 239 | |
9ef2e2cf JR |
240 | static Time last_mouse_movement_time; |
241 | ||
242 | /* Incremented by w32_read_socket whenever it really tries to read | |
243 | events. */ | |
a1b9438c | 244 | |
ee78dc32 GV |
245 | #ifdef __STDC__ |
246 | static int volatile input_signal_count; | |
247 | #else | |
248 | static int input_signal_count; | |
249 | #endif | |
250 | ||
251 | extern Lisp_Object Vcommand_line_args, Vsystem_name; | |
252 | ||
253 | extern Lisp_Object Qface, Qmouse_face; | |
254 | ||
38006079 | 255 | #ifndef USE_CRT_DLL |
ee78dc32 | 256 | extern int errno; |
38006079 | 257 | #endif |
ee78dc32 GV |
258 | |
259 | /* A mask of extra modifier bits to put into every keyboard char. */ | |
9ef2e2cf | 260 | |
31ade731 | 261 | extern EMACS_INT extra_keyboard_modifiers; |
ee78dc32 | 262 | |
38006079 | 263 | static void x_update_window_end P_ ((struct window *, int, int)); |
791f420f JR |
264 | static void frame_to_window_pixel_xy P_ ((struct window *, int *, int *)); |
265 | void w32_delete_display P_ ((struct w32_display_info *)); | |
266 | static int fast_find_position P_ ((struct window *, int, int *, int *, | |
9f5a911b JR |
267 | int *, int *, Lisp_Object)); |
268 | static int fast_find_string_pos P_ ((struct window *, int, Lisp_Object, | |
269 | int *, int *, int *, int *, int)); | |
791f420f JR |
270 | static void set_output_cursor P_ ((struct cursor_pos *)); |
271 | static struct glyph *x_y_to_hpos_vpos P_ ((struct window *, int, int, | |
9f5a911b | 272 | int *, int *, int *, int)); |
a18bb28d JR |
273 | static void note_mode_line_or_margin_highlight P_ ((struct window *, int, |
274 | int, int)); | |
791f420f JR |
275 | static void note_mouse_highlight P_ ((struct frame *, int, int)); |
276 | static void note_tool_bar_highlight P_ ((struct frame *f, int, int)); | |
277 | static void w32_handle_tool_bar_click P_ ((struct frame *, | |
278 | struct input_event *)); | |
279 | static void show_mouse_face P_ ((struct w32_display_info *, | |
280 | enum draw_glyphs_face)); | |
9f5a911b JR |
281 | static int cursor_in_mouse_face_p P_ ((struct window *)); |
282 | static int clear_mouse_face P_ ((struct w32_display_info *)); | |
2bf04b9d | 283 | void w32_define_cursor P_ ((Window, Cursor)); |
791f420f JR |
284 | |
285 | void x_lower_frame P_ ((struct frame *)); | |
286 | void x_scroll_bar_clear P_ ((struct frame *)); | |
287 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
288 | void x_raise_frame P_ ((struct frame *)); | |
289 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
290 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
291 | void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
292 | void w32_initialize P_ ((void)); | |
293 | static void x_font_min_bounds P_ ((XFontStruct *, int *, int *)); | |
294 | int x_compute_min_glyph_bounds P_ ((struct frame *)); | |
295 | static void x_draw_phys_cursor_glyph P_ ((struct window *, | |
296 | struct glyph_row *, | |
297 | enum draw_glyphs_face)); | |
298 | static void x_update_end P_ ((struct frame *)); | |
299 | static void w32_frame_up_to_date P_ ((struct frame *)); | |
791f420f JR |
300 | static void w32_set_terminal_modes P_ ((void)); |
301 | static void w32_reset_terminal_modes P_ ((void)); | |
302 | static void w32_cursor_to P_ ((int, int, int, int)); | |
303 | static void x_write_glyphs P_ ((struct glyph *, int)); | |
304 | static void x_clear_end_of_line P_ ((int)); | |
305 | static void x_clear_frame P_ ((void)); | |
306 | static void x_clear_cursor P_ ((struct window *)); | |
307 | static void frame_highlight P_ ((struct frame *)); | |
308 | static void frame_unhighlight P_ ((struct frame *)); | |
73dc743c JR |
309 | static void x_new_focus_frame P_ ((struct w32_display_info *, |
310 | struct frame *)); | |
791f420f JR |
311 | static void w32_frame_rehighlight P_ ((struct frame *)); |
312 | static void x_frame_rehighlight P_ ((struct w32_display_info *)); | |
313 | static void x_draw_hollow_cursor P_ ((struct window *, struct glyph_row *)); | |
70fa9f1f JR |
314 | static void x_draw_bar_cursor P_ ((struct window *, struct glyph_row *, int, |
315 | enum text_cursor_kinds)); | |
791f420f | 316 | static void expose_frame P_ ((struct frame *, int, int, int, int)); |
9f5a911b | 317 | static int expose_window_tree P_ ((struct window *, RECT *)); |
95f2448c RS |
318 | static void expose_overlaps P_ ((struct window *, struct glyph_row *, |
319 | struct glyph_row *)); | |
9f5a911b | 320 | static int expose_window P_ ((struct window *, RECT *)); |
791f420f JR |
321 | static void expose_area P_ ((struct window *, struct glyph_row *, |
322 | RECT *, enum glyph_row_area)); | |
9f5a911b JR |
323 | static int expose_line P_ ((struct window *, struct glyph_row *, |
324 | RECT *)); | |
791f420f JR |
325 | void x_update_cursor P_ ((struct frame *, int)); |
326 | static void x_update_cursor_in_window_tree P_ ((struct window *, int)); | |
327 | static void x_update_window_cursor P_ ((struct window *, int)); | |
328 | static void x_erase_phys_cursor P_ ((struct window *)); | |
329 | void x_display_cursor P_ ((struct window *w, int, int, int, int, int)); | |
330 | void x_display_and_set_cursor P_ ((struct window *, int, int, int, int, int)); | |
c2cc16fa JR |
331 | static void w32_clip_to_row P_ ((struct window *, struct glyph_row *, |
332 | HDC, int)); | |
791f420f | 333 | static int x_phys_cursor_in_rect_p P_ ((struct window *, RECT *)); |
791f420f | 334 | |
ee78dc32 GV |
335 | static Lisp_Object Qvendor_specific_keysyms; |
336 | ||
ee78dc32 | 337 | \f |
9ef2e2cf JR |
338 | /*********************************************************************** |
339 | Debugging | |
340 | ***********************************************************************/ | |
341 | ||
ee78dc32 | 342 | #if 0 |
9ef2e2cf JR |
343 | |
344 | /* This is a function useful for recording debugging information about | |
345 | the sequence of occurrences in this file. */ | |
ee78dc32 | 346 | |
d67d1627 | 347 | struct record |
ee78dc32 GV |
348 | { |
349 | char *locus; | |
350 | int type; | |
351 | }; | |
352 | ||
353 | struct record event_record[100]; | |
354 | ||
355 | int event_record_index; | |
356 | ||
357 | record_event (locus, type) | |
358 | char *locus; | |
359 | int type; | |
360 | { | |
361 | if (event_record_index == sizeof (event_record) / sizeof (struct record)) | |
362 | event_record_index = 0; | |
363 | ||
364 | event_record[event_record_index].locus = locus; | |
365 | event_record[event_record_index].type = type; | |
366 | event_record_index++; | |
367 | } | |
368 | ||
369 | #endif /* 0 */ | |
370 | \f | |
791f420f JR |
371 | |
372 | void XChangeGC (void * ignore, XGCValues* gc, unsigned long mask, | |
373 | XGCValues *xgcv) | |
374 | { | |
375 | if (mask & GCForeground) | |
376 | gc->foreground = xgcv->foreground; | |
377 | if (mask & GCBackground) | |
378 | gc->background = xgcv->background; | |
379 | if (mask & GCFont) | |
380 | gc->font = xgcv->font; | |
381 | } | |
382 | ||
383 | XGCValues *XCreateGC (void * ignore, Window window, unsigned long mask, | |
384 | XGCValues *xgcv) | |
385 | { | |
386 | XGCValues *gc = (XGCValues *) xmalloc (sizeof (XGCValues)); | |
387 | bzero (gc, sizeof (XGCValues)); | |
388 | ||
389 | XChangeGC (ignore, gc, mask, xgcv); | |
390 | ||
391 | return gc; | |
392 | } | |
393 | ||
394 | void XGetGCValues (void* ignore, XGCValues *gc, | |
395 | unsigned long mask, XGCValues *xgcv) | |
396 | { | |
397 | XChangeGC (ignore, xgcv, mask, gc); | |
398 | } | |
399 | ||
791f420f JR |
400 | static void |
401 | w32_set_clip_rectangle (HDC hdc, RECT *rect) | |
402 | { | |
403 | if (rect) | |
404 | { | |
405 | HRGN clip_region = CreateRectRgnIndirect (rect); | |
406 | SelectClipRgn (hdc, clip_region); | |
407 | DeleteObject (clip_region); | |
408 | } | |
409 | else | |
410 | SelectClipRgn (hdc, NULL); | |
411 | } | |
412 | ||
791f420f JR |
413 | |
414 | /* Draw a hollow rectangle at the specified position. */ | |
415 | void | |
416 | w32_draw_rectangle (HDC hdc, XGCValues *gc, int x, int y, | |
417 | int width, int height) | |
418 | { | |
419 | HBRUSH hb, oldhb; | |
420 | HPEN hp, oldhp; | |
421 | ||
422 | hb = CreateSolidBrush (gc->background); | |
423 | hp = CreatePen (PS_SOLID, 0, gc->foreground); | |
424 | oldhb = SelectObject (hdc, hb); | |
425 | oldhp = SelectObject (hdc, hp); | |
426 | ||
427 | Rectangle (hdc, x, y, x + width, y + height); | |
428 | ||
429 | SelectObject (hdc, oldhb); | |
430 | SelectObject (hdc, oldhp); | |
431 | DeleteObject (hb); | |
432 | DeleteObject (hp); | |
433 | } | |
434 | ||
435 | /* Draw a filled rectangle at the specified position. */ | |
d67d1627 | 436 | void |
00fe468b | 437 | w32_fill_rect (f, hdc, pix, lprect) |
ee78dc32 | 438 | FRAME_PTR f; |
00fe468b | 439 | HDC hdc; |
ee78dc32 GV |
440 | COLORREF pix; |
441 | RECT * lprect; | |
442 | { | |
ee78dc32 | 443 | HBRUSH hb; |
791f420f | 444 | |
ee78dc32 | 445 | hb = CreateSolidBrush (pix); |
ee78dc32 | 446 | FillRect (hdc, lprect, hb); |
ee78dc32 | 447 | DeleteObject (hb); |
ee78dc32 GV |
448 | } |
449 | ||
d67d1627 | 450 | void |
fbd6baed | 451 | w32_clear_window (f) |
ee78dc32 GV |
452 | FRAME_PTR f; |
453 | { | |
454 | RECT rect; | |
00fe468b | 455 | HDC hdc = get_frame_dc (f); |
52cf03a1 | 456 | |
e4a52412 JR |
457 | /* Under certain conditions, this can be called at startup with |
458 | a console frame pointer before the GUI frame is created. An HDC | |
459 | of 0 indicates this. */ | |
460 | if (hdc) | |
461 | { | |
462 | GetClientRect (FRAME_W32_WINDOW (f), &rect); | |
463 | w32_clear_rect (f, hdc, &rect); | |
464 | } | |
465 | ||
00fe468b | 466 | release_frame_dc (f, hdc); |
ee78dc32 GV |
467 | } |
468 | ||
469 | \f | |
791f420f JR |
470 | /*********************************************************************** |
471 | Starting and ending an update | |
472 | ***********************************************************************/ | |
d67d1627 | 473 | |
791f420f JR |
474 | /* Start an update of frame F. This function is installed as a hook |
475 | for update_begin, i.e. it is called when update_begin is called. | |
476 | This function is called prior to calls to x_update_window_begin for | |
99012074 | 477 | each window being updated. */ |
ee78dc32 | 478 | |
96214669 | 479 | static void |
791f420f | 480 | x_update_begin (f) |
ee78dc32 GV |
481 | struct frame *f; |
482 | { | |
99012074 AI |
483 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); |
484 | ||
7e6ac5b9 AI |
485 | if (! FRAME_W32_P (f)) |
486 | return; | |
487 | ||
99012074 AI |
488 | /* Regenerate display palette before drawing if list of requested |
489 | colors has changed. */ | |
490 | if (display_info->regen_palette) | |
491 | { | |
492 | w32_regenerate_palette (f); | |
493 | display_info->regen_palette = FALSE; | |
494 | } | |
791f420f | 495 | } |
ee78dc32 | 496 | |
791f420f JR |
497 | |
498 | /* Start update of window W. Set the global variable updated_window | |
499 | to the window being updated and set output_cursor to the cursor | |
500 | position of W. */ | |
501 | ||
502 | static void | |
503 | x_update_window_begin (w) | |
504 | struct window *w; | |
505 | { | |
506 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
507 | struct w32_display_info *display_info = FRAME_W32_DISPLAY_INFO (f); | |
508 | ||
99558ce8 | 509 | /* Hide the system caret during an update. */ |
9785d95b BK |
510 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
511 | { | |
512 | SendMessage (w32_system_caret_hwnd, WM_EMACS_HIDE_CARET, 0, 0); | |
513 | } | |
99558ce8 | 514 | |
791f420f JR |
515 | updated_window = w; |
516 | set_output_cursor (&w->cursor); | |
ee78dc32 GV |
517 | |
518 | BLOCK_INPUT; | |
519 | ||
791f420f | 520 | if (f == display_info->mouse_face_mouse_frame) |
ee78dc32 GV |
521 | { |
522 | /* Don't do highlighting for mouse motion during the update. */ | |
791f420f | 523 | display_info->mouse_face_defer = 1; |
ee78dc32 | 524 | |
9ef2e2cf JR |
525 | /* If F needs to be redrawn, simply forget about any prior mouse |
526 | highlighting. */ | |
ee78dc32 | 527 | if (FRAME_GARBAGED_P (f)) |
791f420f JR |
528 | display_info->mouse_face_window = Qnil; |
529 | ||
ec48c3a7 JR |
530 | #if 0 /* Rows in a current matrix containing glyphs in mouse-face have |
531 | their mouse_face_p flag set, which means that they are always | |
532 | unequal to rows in a desired matrix which never have that | |
533 | flag set. So, rows containing mouse-face glyphs are never | |
534 | scrolled, and we don't have to switch the mouse highlight off | |
535 | here to prevent it from being scrolled. */ | |
d67d1627 | 536 | |
791f420f JR |
537 | /* Can we tell that this update does not affect the window |
538 | where the mouse highlight is? If so, no need to turn off. | |
539 | Likewise, don't do anything if the frame is garbaged; | |
540 | in that case, the frame's current matrix that we would use | |
541 | is all wrong, and we will redisplay that line anyway. */ | |
542 | if (!NILP (display_info->mouse_face_window) | |
543 | && w == XWINDOW (display_info->mouse_face_window)) | |
ee78dc32 | 544 | { |
791f420f | 545 | int i; |
ee78dc32 | 546 | |
791f420f JR |
547 | for (i = 0; i < w->desired_matrix->nrows; ++i) |
548 | if (MATRIX_ROW_ENABLED_P (w->desired_matrix, i)) | |
ee78dc32 GV |
549 | break; |
550 | ||
791f420f JR |
551 | if (i < w->desired_matrix->nrows) |
552 | clear_mouse_face (display_info); | |
ee78dc32 | 553 | } |
ec48c3a7 | 554 | #endif /* 0 */ |
ee78dc32 GV |
555 | } |
556 | ||
557 | UNBLOCK_INPUT; | |
558 | } | |
559 | ||
791f420f JR |
560 | |
561 | /* Draw a vertical window border to the right of window W if W doesn't | |
562 | have vertical scroll bars. */ | |
563 | ||
96214669 | 564 | static void |
791f420f JR |
565 | x_draw_vertical_border (w) |
566 | struct window *w; | |
ee78dc32 | 567 | { |
791f420f | 568 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
d67d1627 | 569 | |
791f420f JR |
570 | /* Redraw borders between horizontally adjacent windows. Don't |
571 | do it for frames with vertical scroll bars because either the | |
572 | right scroll bar of a window, or the left scroll bar of its | |
573 | neighbor will suffice as a border. */ | |
574 | if (!WINDOW_RIGHTMOST_P (w) | |
575 | && !FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
576 | { | |
577 | RECT r; | |
00fe468b | 578 | HDC hdc; |
ee78dc32 | 579 | |
9f5a911b JR |
580 | window_box_edges (w, -1, (int *) &r.left, (int *) &r.top, |
581 | (int *) &r.right, (int *) &r.bottom); | |
33c34bea | 582 | r.left = r.right + FRAME_X_RIGHT_FRINGE_WIDTH (f); |
791f420f JR |
583 | r.right = r.left + 1; |
584 | r.bottom -= 1; | |
ee78dc32 | 585 | |
00fe468b | 586 | hdc = get_frame_dc (f); |
e4a52412 | 587 | w32_fill_rect (f, hdc, FRAME_FOREGROUND_PIXEL (f), &r); |
00fe468b | 588 | release_frame_dc (f, hdc); |
791f420f JR |
589 | } |
590 | } | |
ee78dc32 | 591 | |
d67d1627 | 592 | |
ec48c3a7 JR |
593 | /* End update of window W (which is equal to updated_window). |
594 | ||
595 | Draw vertical borders between horizontally adjacent windows, and | |
596 | display W's cursor if CURSOR_ON_P is non-zero. | |
597 | ||
598 | MOUSE_FACE_OVERWRITTEN_P non-zero means that some row containing | |
599 | glyphs in mouse-face were overwritten. In that case we have to | |
600 | make sure that the mouse-highlight is properly redrawn. | |
601 | ||
602 | W may be a menu bar pseudo-window in case we don't have X toolkit | |
603 | support. Such windows don't have a cursor, so don't display it | |
604 | here. */ | |
791f420f JR |
605 | |
606 | static void | |
ec48c3a7 | 607 | x_update_window_end (w, cursor_on_p, mouse_face_overwritten_p) |
791f420f | 608 | struct window *w; |
ec48c3a7 | 609 | int cursor_on_p, mouse_face_overwritten_p; |
791f420f | 610 | { |
9f5a911b JR |
611 | struct w32_display_info *dpyinfo |
612 | = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame)); | |
613 | ||
791f420f JR |
614 | if (!w->pseudo_window_p) |
615 | { | |
616 | BLOCK_INPUT; | |
ec48c3a7 | 617 | |
791f420f JR |
618 | if (cursor_on_p) |
619 | x_display_and_set_cursor (w, 1, output_cursor.hpos, | |
620 | output_cursor.vpos, | |
621 | output_cursor.x, output_cursor.y); | |
d67d1627 | 622 | |
791f420f JR |
623 | x_draw_vertical_border (w); |
624 | UNBLOCK_INPUT; | |
625 | } | |
9f5a911b JR |
626 | |
627 | /* If a row with mouse-face was overwritten, arrange for | |
628 | XTframe_up_to_date to redisplay the mouse highlight. */ | |
629 | if (mouse_face_overwritten_p) | |
630 | { | |
631 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
632 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
633 | dpyinfo->mouse_face_window = Qnil; | |
634 | } | |
635 | ||
99558ce8 JR |
636 | /* Unhide the caret. This won't actually show the cursor, unless it |
637 | was visible before the corresponding call to HideCaret in | |
638 | x_update_window_begin. */ | |
9785d95b BK |
639 | if (w32_use_visible_system_caret && w32_system_caret_hwnd) |
640 | { | |
641 | SendMessage (w32_system_caret_hwnd, WM_EMACS_SHOW_CARET, 0, 0); | |
642 | } | |
99558ce8 | 643 | |
791f420f JR |
644 | updated_window = NULL; |
645 | } | |
646 | ||
9ef2e2cf JR |
647 | |
648 | /* End update of frame F. This function is installed as a hook in | |
649 | update_end. */ | |
650 | ||
791f420f JR |
651 | static void |
652 | x_update_end (f) | |
653 | struct frame *f; | |
654 | { | |
7e6ac5b9 AI |
655 | if (! FRAME_W32_P (f)) |
656 | return; | |
657 | ||
791f420f JR |
658 | /* Mouse highlight may be displayed again. */ |
659 | FRAME_W32_DISPLAY_INFO (f)->mouse_face_defer = 0; | |
ee78dc32 GV |
660 | } |
661 | ||
9ef2e2cf | 662 | |
791f420f JR |
663 | /* This function is called from various places in xdisp.c whenever a |
664 | complete update has been performed. The global variable | |
665 | updated_window is not available here. */ | |
ee78dc32 | 666 | |
96214669 | 667 | static void |
fbd6baed | 668 | w32_frame_up_to_date (f) |
791f420f | 669 | struct frame *f; |
ee78dc32 | 670 | { |
791f420f | 671 | if (FRAME_W32_P (f)) |
ee78dc32 | 672 | { |
791f420f JR |
673 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
674 | if (dpyinfo->mouse_face_deferred_gc | |
675 | || f == dpyinfo->mouse_face_mouse_frame) | |
676 | { | |
677 | BLOCK_INPUT; | |
678 | if (dpyinfo->mouse_face_mouse_frame) | |
679 | note_mouse_highlight (dpyinfo->mouse_face_mouse_frame, | |
680 | dpyinfo->mouse_face_mouse_x, | |
681 | dpyinfo->mouse_face_mouse_y); | |
682 | dpyinfo->mouse_face_deferred_gc = 0; | |
683 | UNBLOCK_INPUT; | |
684 | } | |
ee78dc32 GV |
685 | } |
686 | } | |
791f420f JR |
687 | |
688 | ||
689 | /* Draw truncation mark bitmaps, continuation mark bitmaps, overlay | |
33c34bea | 690 | arrow bitmaps, or clear the fringes if no bitmaps are required |
791f420f | 691 | before DESIRED_ROW is made current. The window being updated is |
b71b8111 | 692 | found in updated_window. This function is called from |
791f420f JR |
693 | update_window_line only if it is known that there are differences |
694 | between bitmaps to be drawn between current row and DESIRED_ROW. */ | |
695 | ||
696 | static void | |
697 | x_after_update_window_line (desired_row) | |
698 | struct glyph_row *desired_row; | |
699 | { | |
700 | struct window *w = updated_window; | |
6ff3e5e3 JR |
701 | struct frame *f; |
702 | int width, height; | |
703 | ||
791f420f | 704 | xassert (w); |
d67d1627 | 705 | |
791f420f JR |
706 | if (!desired_row->mode_line_p && !w->pseudo_window_p) |
707 | { | |
708 | BLOCK_INPUT; | |
b6ae1532 | 709 | draw_row_fringe_bitmaps (w, desired_row); |
6ff3e5e3 JR |
710 | UNBLOCK_INPUT; |
711 | } | |
791f420f | 712 | |
6ff3e5e3 JR |
713 | /* When a window has disappeared, make sure that no rest of |
714 | full-width rows stays visible in the internal border. Could | |
715 | check here if updated_window is the leftmost/rightmost window, | |
716 | but I guess it's not worth doing since vertically split windows | |
717 | are almost never used, internal border is rarely set, and the | |
718 | overhead is very small. */ | |
719 | if (windows_or_buffers_changed | |
720 | && desired_row->full_width_p | |
721 | && (f = XFRAME (w->frame), | |
722 | width = FRAME_INTERNAL_BORDER_WIDTH (f), | |
723 | width != 0) | |
724 | && (height = desired_row->visible_height, | |
725 | height > 0)) | |
726 | { | |
727 | int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y)); | |
728 | /* Internal border is drawn below the tool bar. */ | |
729 | if (WINDOWP (f->tool_bar_window) | |
730 | && w == XWINDOW (f->tool_bar_window)) | |
731 | y -= width; | |
732 | ||
733 | BLOCK_INPUT; | |
734 | { | |
735 | HDC hdc = get_frame_dc (f); | |
736 | w32_clear_area (f, hdc, 0, y, width, height); | |
737 | w32_clear_area (f, hdc, f->output_data.w32->pixel_width - width, | |
738 | y, width, height); | |
739 | release_frame_dc (f, hdc); | |
740 | } | |
791f420f JR |
741 | UNBLOCK_INPUT; |
742 | } | |
743 | } | |
744 | ||
745 | ||
33c34bea | 746 | /* Draw the bitmap WHICH in one of the left or right fringes of |
791f420f JR |
747 | window W. ROW is the glyph row for which to display the bitmap; it |
748 | determines the vertical position at which the bitmap has to be | |
749 | drawn. */ | |
750 | ||
751 | static void | |
b6ae1532 | 752 | w32_draw_fringe_bitmap (w, row, p) |
791f420f | 753 | struct window *w; |
791f420f | 754 | struct glyph_row *row; |
b6ae1532 | 755 | struct draw_fringe_bitmap_params *p; |
791f420f JR |
756 | { |
757 | struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
b6ae1532 KS |
758 | HDC hdc; |
759 | struct face *face = p->face; | |
760 | ||
761 | hdc = get_frame_dc (f); | |
791f420f JR |
762 | |
763 | /* Must clip because of partially visible lines. */ | |
764 | w32_clip_to_row (w, row, hdc, 1); | |
765 | ||
b6ae1532 | 766 | if (p->bx >= 0) |
791f420f | 767 | { |
d33c49e8 | 768 | w32_fill_area (f, hdc, face->background, |
b6ae1532 | 769 | p->bx, p->by, p->nx, p->ny); |
d33c49e8 KS |
770 | } |
771 | ||
b6ae1532 KS |
772 | if (p->which != NO_FRINGE_BITMAP) |
773 | { | |
774 | HBITMAP pixmap = fringe_bmp[p->which]; | |
775 | HDC compat_hdc; | |
776 | HANDLE horig_obj; | |
791f420f | 777 | |
b6ae1532 KS |
778 | compat_hdc = CreateCompatibleDC (hdc); |
779 | SaveDC (hdc); | |
791f420f | 780 | |
b6ae1532 KS |
781 | horig_obj = SelectObject (compat_hdc, pixmap); |
782 | SetTextColor (hdc, face->background); | |
783 | SetBkColor (hdc, face->foreground); | |
fccb8288 | 784 | |
b6ae1532 KS |
785 | BitBlt (hdc, p->x, p->y, p->wd, p->h, |
786 | compat_hdc, 0, p->dh, | |
787 | SRCCOPY); | |
791f420f | 788 | |
b6ae1532 KS |
789 | SelectObject (compat_hdc, horig_obj); |
790 | DeleteDC (compat_hdc); | |
791 | RestoreDC (hdc, -1); | |
d33c49e8 | 792 | } |
791f420f | 793 | |
b6ae1532 | 794 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 795 | |
791f420f JR |
796 | release_frame_dc (f, hdc); |
797 | } | |
798 | ||
ee78dc32 | 799 | \f |
9ef2e2cf JR |
800 | /* This is called when starting Emacs and when restarting after |
801 | suspend. When starting Emacs, no window is mapped. And nothing | |
802 | must be done to Emacs's own window if it is suspended (though that | |
803 | rarely happens). */ | |
ee78dc32 | 804 | |
96214669 GV |
805 | static void |
806 | w32_set_terminal_modes (void) | |
ee78dc32 GV |
807 | { |
808 | } | |
809 | ||
9ef2e2cf JR |
810 | /* This is called when exiting or suspending Emacs. Exiting will make |
811 | the W32 windows go away, and suspending requires no action. */ | |
ee78dc32 | 812 | |
96214669 GV |
813 | static void |
814 | w32_reset_terminal_modes (void) | |
ee78dc32 GV |
815 | { |
816 | } | |
791f420f | 817 | |
9ef2e2cf | 818 | |
ee78dc32 | 819 | \f |
791f420f JR |
820 | /*********************************************************************** |
821 | Output Cursor | |
822 | ***********************************************************************/ | |
823 | ||
824 | /* Set the global variable output_cursor to CURSOR. All cursor | |
825 | positions are relative to updated_window. */ | |
9ef2e2cf | 826 | |
791f420f JR |
827 | static void |
828 | set_output_cursor (cursor) | |
829 | struct cursor_pos *cursor; | |
830 | { | |
831 | output_cursor.hpos = cursor->hpos; | |
832 | output_cursor.vpos = cursor->vpos; | |
833 | output_cursor.x = cursor->x; | |
834 | output_cursor.y = cursor->y; | |
835 | } | |
836 | ||
837 | ||
838 | /* Set a nominal cursor position. | |
839 | ||
840 | HPOS and VPOS are column/row positions in a window glyph matrix. X | |
841 | and Y are window text area relative pixel positions. | |
d67d1627 | 842 | |
791f420f JR |
843 | If this is done during an update, updated_window will contain the |
844 | window that is being updated and the position is the future output | |
845 | cursor position for that window. If updated_window is null, use | |
846 | selected_window and display the cursor at the given position. */ | |
ee78dc32 | 847 | |
96214669 | 848 | static void |
791f420f JR |
849 | w32_cursor_to (vpos, hpos, y, x) |
850 | int vpos, hpos, y, x; | |
ee78dc32 | 851 | { |
791f420f | 852 | struct window *w; |
ee78dc32 | 853 | |
791f420f JR |
854 | /* If updated_window is not set, work on selected_window. */ |
855 | if (updated_window) | |
856 | w = updated_window; | |
857 | else | |
858 | w = XWINDOW (selected_window); | |
859 | ||
860 | /* Set the output cursor. */ | |
861 | output_cursor.hpos = hpos; | |
862 | output_cursor.vpos = vpos; | |
863 | output_cursor.x = x; | |
864 | output_cursor.y = y; | |
ee78dc32 | 865 | |
791f420f JR |
866 | /* If not called as part of an update, really display the cursor. |
867 | This will also set the cursor position of W. */ | |
868 | if (updated_window == NULL) | |
ee78dc32 GV |
869 | { |
870 | BLOCK_INPUT; | |
791f420f | 871 | x_display_cursor (w, 1, hpos, vpos, x, y); |
ee78dc32 GV |
872 | UNBLOCK_INPUT; |
873 | } | |
874 | } | |
791f420f | 875 | |
9ef2e2cf | 876 | |
ee78dc32 | 877 | \f |
791f420f JR |
878 | /*********************************************************************** |
879 | Display Iterator | |
880 | ***********************************************************************/ | |
881 | ||
882 | /* Function prototypes of this page. */ | |
883 | ||
82f9d565 | 884 | static XCharStruct *w32_per_char_metric P_ ((XFontStruct *, |
6b6bd726 KS |
885 | wchar_t *, int)); |
886 | static int w32_encode_char P_ ((int, wchar_t *, struct font_info *, int *)); | |
cabb23bc | 887 | |
791f420f JR |
888 | |
889 | /* Get metrics of character CHAR2B in FONT. Value is always non-null. | |
890 | If CHAR2B is not contained in FONT, the font's default character | |
9ef2e2cf | 891 | metric is returned. */ |
791f420f | 892 | |
82f9d565 AI |
893 | static int |
894 | w32_bdf_per_char_metric (font, char2b, dim, pcm) | |
9127e20e JR |
895 | XFontStruct *font; |
896 | wchar_t *char2b; | |
897 | int dim; | |
82f9d565 | 898 | XCharStruct * pcm; |
9127e20e JR |
899 | { |
900 | glyph_metric * bdf_metric; | |
901 | char buf[2]; | |
9127e20e JR |
902 | |
903 | if (dim == 1) | |
4b99045f | 904 | buf[0] = (char)(*char2b); |
9127e20e JR |
905 | else |
906 | { | |
6b6bd726 KS |
907 | buf[0] = XCHAR2B_BYTE1 (char2b); |
908 | buf[1] = XCHAR2B_BYTE2 (char2b); | |
9127e20e JR |
909 | } |
910 | ||
911 | bdf_metric = w32_BDF_TextMetric (font->bdf, buf, dim); | |
912 | ||
913 | if (bdf_metric) | |
914 | { | |
915 | pcm->width = bdf_metric->dwidth; | |
916 | pcm->lbearing = bdf_metric->bbox; | |
917 | pcm->rbearing = bdf_metric->dwidth | |
918 | - (bdf_metric->bbox + bdf_metric->bbw); | |
919 | pcm->ascent = bdf_metric->bboy + bdf_metric->bbh; | |
00c96995 | 920 | pcm->descent = -bdf_metric->bboy; |
82f9d565 AI |
921 | |
922 | return 1; | |
9127e20e | 923 | } |
82f9d565 | 924 | return 0; |
9127e20e JR |
925 | } |
926 | ||
927 | ||
82f9d565 AI |
928 | static int |
929 | w32_native_per_char_metric (font, char2b, font_type, pcm) | |
791f420f JR |
930 | XFontStruct *font; |
931 | wchar_t *char2b; | |
9ef2e2cf | 932 | enum w32_char_font_type font_type; |
82f9d565 | 933 | XCharStruct * pcm; |
cabb23bc | 934 | { |
82f9d565 AI |
935 | HDC hdc = GetDC (NULL); |
936 | HFONT old_font; | |
937 | BOOL retval = FALSE; | |
cabb23bc | 938 | |
791f420f | 939 | xassert (font && char2b); |
82f9d565 AI |
940 | xassert (font->hfont); |
941 | xassert (font_type == UNICODE_FONT || font_type == ANSI_FONT); | |
cabb23bc | 942 | |
82f9d565 | 943 | old_font = SelectObject (hdc, font->hfont); |
791f420f | 944 | |
dfaaaafb | 945 | if ((font->tm.tmPitchAndFamily & TMPF_TRUETYPE) != 0) |
791f420f | 946 | { |
dfaaaafb AI |
947 | ABC char_widths; |
948 | ||
949 | if (font_type == UNICODE_FONT) | |
950 | retval = GetCharABCWidthsW (hdc, *char2b, *char2b, &char_widths); | |
82f9d565 | 951 | else |
dfaaaafb AI |
952 | retval = GetCharABCWidthsA (hdc, *char2b, *char2b, &char_widths); |
953 | ||
954 | if (retval) | |
955 | { | |
f6dd0c50 JR |
956 | #if 0 |
957 | /* Disabled until we can find a way to get the right results | |
958 | on all versions of Windows. */ | |
959 | ||
73dc743c JR |
960 | /* Don't trust the ABC widths. For synthesized fonts they are |
961 | wrong, and so is the result of GetCharWidth()! */ | |
962 | int real_width; | |
963 | GetCharWidth (hdc, *char2b, *char2b, &real_width); | |
f6dd0c50 | 964 | #endif |
dfaaaafb | 965 | pcm->width = char_widths.abcA + char_widths.abcB + char_widths.abcC; |
f6dd0c50 | 966 | #if 0 |
73dc743c JR |
967 | /* As far as I can tell, this is the best way to determine what |
968 | ExtTextOut will do with the broken font. */ | |
969 | if (pcm->width != real_width) | |
970 | pcm->width = (pcm->width + real_width) / 2; | |
f6dd0c50 | 971 | #endif |
dfaaaafb | 972 | pcm->lbearing = char_widths.abcA; |
73dc743c | 973 | pcm->rbearing = char_widths.abcA + char_widths.abcB; |
82f9d565 AI |
974 | pcm->ascent = FONT_BASE (font); |
975 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 976 | } |
791f420f | 977 | } |
82f9d565 AI |
978 | |
979 | if (!retval) | |
791f420f | 980 | { |
82f9d565 AI |
981 | /* Either font is not a True-type font, or GetCharABCWidthsW |
982 | failed (it is not supported on Windows 9x for instance), so we | |
983 | can't determine the full info we would like. All is not lost | |
984 | though - we can call GetTextExtentPoint32 to get rbearing and | |
985 | deduce width based on the font's per-string overhang. lbearing | |
986 | is assumed to be zero. */ | |
01b220b6 JR |
987 | |
988 | /* TODO: Some Thai characters (and other composites if Windows | |
989 | supports them) do have lbearing, and report their total width | |
990 | as zero. Need some way of handling them when | |
991 | GetCharABCWidthsW fails. */ | |
82f9d565 AI |
992 | SIZE sz; |
993 | ||
994 | if (font_type == UNICODE_FONT) | |
995 | retval = GetTextExtentPoint32W (hdc, char2b, 1, &sz); | |
996 | else | |
997 | retval = GetTextExtentPoint32A (hdc, (char*)char2b, 1, &sz); | |
791f420f JR |
998 | |
999 | if (retval) | |
dfaaaafb | 1000 | { |
82f9d565 AI |
1001 | pcm->width = sz.cx - font->tm.tmOverhang; |
1002 | pcm->rbearing = sz.cx; | |
dfaaaafb | 1003 | pcm->lbearing = 0; |
82f9d565 AI |
1004 | pcm->ascent = FONT_BASE (font); |
1005 | pcm->descent = FONT_DESCENT (font); | |
dfaaaafb | 1006 | } |
791f420f JR |
1007 | } |
1008 | ||
791f420f | 1009 | |
93ff4395 JR |
1010 | if (pcm->width == 0 && (pcm->rbearing - pcm->lbearing) == 0) |
1011 | { | |
82f9d565 | 1012 | retval = FALSE; |
93ff4395 JR |
1013 | } |
1014 | ||
82f9d565 AI |
1015 | SelectObject (hdc, old_font); |
1016 | ReleaseDC (NULL, hdc); | |
1017 | ||
1018 | return retval; | |
1019 | } | |
1020 | ||
1021 | ||
1022 | static XCharStruct * | |
1023 | w32_per_char_metric (font, char2b, font_type) | |
1024 | XFontStruct *font; | |
1025 | wchar_t *char2b; | |
6b6bd726 | 1026 | int /* enum w32_char_font_type */ font_type; |
82f9d565 AI |
1027 | { |
1028 | /* The result metric information. */ | |
1029 | XCharStruct *pcm; | |
1030 | BOOL retval; | |
1031 | ||
1032 | xassert (font && char2b); | |
1033 | xassert (font_type != UNKNOWN_FONT); | |
1034 | ||
1035 | /* Handle the common cases quickly. */ | |
4b99045f | 1036 | if (!font->bdf && font->per_char == NULL) |
82f9d565 AI |
1037 | /* TODO: determine whether char2b exists in font? */ |
1038 | return &font->max_bounds; | |
4b99045f | 1039 | else if (!font->bdf && *char2b < 128) |
82f9d565 AI |
1040 | return &font->per_char[*char2b]; |
1041 | ||
1042 | pcm = &font->scratch; | |
1043 | ||
1044 | if (font_type == BDF_1D_FONT) | |
1045 | retval = w32_bdf_per_char_metric (font, char2b, 1, pcm); | |
1046 | else if (font_type == BDF_2D_FONT) | |
1047 | retval = w32_bdf_per_char_metric (font, char2b, 2, pcm); | |
1048 | else | |
1049 | retval = w32_native_per_char_metric (font, char2b, font_type, pcm); | |
1050 | ||
1051 | if (retval) | |
1052 | return pcm; | |
1053 | ||
1054 | return NULL; | |
1055 | } | |
1056 | ||
1057 | void | |
1058 | w32_cache_char_metrics (font) | |
1059 | XFontStruct *font; | |
1060 | { | |
1061 | wchar_t char2b = L'x'; | |
1062 | ||
1063 | /* Cache char metrics for the common cases. */ | |
1064 | if (font->bdf) | |
1065 | { | |
1066 | /* TODO: determine whether font is fixed-pitch. */ | |
00c96995 JR |
1067 | if (!w32_bdf_per_char_metric (font, &char2b, 1, &font->max_bounds)) |
1068 | { | |
1069 | /* Use the font width and height as max bounds, as not all BDF | |
1070 | fonts contain the letter 'x'. */ | |
1071 | font->max_bounds.width = FONT_MAX_WIDTH (font); | |
1072 | font->max_bounds.lbearing = -font->bdf->llx; | |
1073 | font->max_bounds.rbearing = FONT_MAX_WIDTH (font) - font->bdf->urx; | |
1074 | font->max_bounds.ascent = FONT_BASE (font); | |
1075 | font->max_bounds.descent = FONT_DESCENT (font); | |
1076 | } | |
82f9d565 AI |
1077 | } |
1078 | else | |
1079 | { | |
f1eed8ff JR |
1080 | if (((font->tm.tmPitchAndFamily & TMPF_FIXED_PITCH) != 0) |
1081 | /* Some fonts (eg DBCS fonts) are marked as fixed width even | |
1082 | though they contain characters of different widths. */ | |
1083 | || (font->tm.tmMaxCharWidth != font->tm.tmAveCharWidth)) | |
82f9d565 AI |
1084 | { |
1085 | /* Font is not fixed pitch, so cache per_char info for the | |
1086 | ASCII characters. It would be much more work, and probably | |
1087 | not worth it, to cache other chars, since we may change | |
1088 | between using Unicode and ANSI text drawing functions at | |
1089 | run-time. */ | |
1090 | int i; | |
1091 | ||
1092 | font->per_char = xmalloc (128 * sizeof(XCharStruct)); | |
1093 | for (i = 0; i < 128; i++) | |
1094 | { | |
1095 | char2b = i; | |
1096 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1097 | &font->per_char[i]); | |
1098 | } | |
1099 | } | |
1100 | else | |
1101 | w32_native_per_char_metric (font, &char2b, ANSI_FONT, | |
1102 | &font->max_bounds); | |
1103 | } | |
791f420f JR |
1104 | } |
1105 | ||
1106 | ||
9ef2e2cf JR |
1107 | /* Determine if a font is double byte. */ |
1108 | int w32_font_is_double_byte (XFontStruct *font) | |
1109 | { | |
1110 | return font->double_byte_p; | |
1111 | } | |
1112 | ||
1113 | ||
d67d1627 | 1114 | static BOOL |
d6ff54d5 JR |
1115 | w32_use_unicode_for_codepage (codepage) |
1116 | int codepage; | |
1117 | { | |
1118 | /* If the current codepage is supported, use Unicode for output. */ | |
1119 | return (w32_enable_unicode_output | |
1120 | && codepage != CP_8BIT | |
1121 | && (codepage == CP_UNICODE || IsValidCodePage (codepage))); | |
1122 | } | |
1123 | ||
791f420f JR |
1124 | /* Encode CHAR2B using encoding information from FONT_INFO. CHAR2B is |
1125 | the two-byte form of C. Encoding is returned in *CHAR2B. */ | |
1126 | ||
6b6bd726 | 1127 | static int /* enum w32_char_font_type */ |
9ef2e2cf | 1128 | w32_encode_char (c, char2b, font_info, two_byte_p) |
791f420f JR |
1129 | int c; |
1130 | wchar_t *char2b; | |
1131 | struct font_info *font_info; | |
9ef2e2cf | 1132 | int * two_byte_p; |
791f420f JR |
1133 | { |
1134 | int charset = CHAR_CHARSET (c); | |
1135 | int codepage; | |
9ef2e2cf JR |
1136 | int unicode_p = 0; |
1137 | ||
791f420f JR |
1138 | XFontStruct *font = font_info->font; |
1139 | ||
9127e20e | 1140 | xassert (two_byte_p); |
9ef2e2cf | 1141 | |
6b6bd726 KS |
1142 | if (two_byte_p) |
1143 | *two_byte_p = w32_font_is_double_byte (font); | |
9ef2e2cf | 1144 | |
791f420f JR |
1145 | /* FONT_INFO may define a scheme by which to encode byte1 and byte2. |
1146 | This may be either a program in a special encoder language or a | |
1147 | fixed encoding. */ | |
1148 | if (font_info->font_encoder) | |
1149 | { | |
1150 | /* It's a program. */ | |
1151 | struct ccl_program *ccl = font_info->font_encoder; | |
1152 | ||
1153 | if (CHARSET_DIMENSION (charset) == 1) | |
1154 | { | |
1155 | ccl->reg[0] = charset; | |
6b6bd726 | 1156 | ccl->reg[1] = XCHAR2B_BYTE2 (char2b); |
2bf04b9d | 1157 | ccl->reg[2] = -1; |
791f420f JR |
1158 | } |
1159 | else | |
1160 | { | |
1161 | ccl->reg[0] = charset; | |
6b6bd726 KS |
1162 | ccl->reg[1] = XCHAR2B_BYTE1 (char2b); |
1163 | ccl->reg[2] = XCHAR2B_BYTE2 (char2b); | |
791f420f JR |
1164 | } |
1165 | ||
1166 | ccl_driver (ccl, NULL, NULL, 0, 0, NULL); | |
1167 | ||
1168 | /* We assume that MSBs are appropriately set/reset by CCL | |
1169 | program. */ | |
9ef2e2cf | 1170 | if (!*two_byte_p) /* 1-byte font */ |
6b6bd726 | 1171 | STORE_XCHAR2B (char2b, 0, ccl->reg[1]); |
791f420f | 1172 | else |
6b6bd726 | 1173 | STORE_XCHAR2B (char2b, ccl->reg[1], ccl->reg[2]); |
791f420f JR |
1174 | } |
1175 | else if (font_info->encoding[charset]) | |
1176 | { | |
1177 | /* Fixed encoding scheme. See fontset.h for the meaning of the | |
1178 | encoding numbers. */ | |
1179 | int enc = font_info->encoding[charset]; | |
d67d1627 | 1180 | |
791f420f JR |
1181 | if ((enc == 1 || enc == 2) |
1182 | && CHARSET_DIMENSION (charset) == 2) | |
6b6bd726 | 1183 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b) | 0x80, XCHAR2B_BYTE2 (char2b)); |
d67d1627 | 1184 | |
791f420f JR |
1185 | if (enc == 1 || enc == 3 |
1186 | || (enc == 4 && CHARSET_DIMENSION (charset) == 1)) | |
6b6bd726 | 1187 | STORE_XCHAR2B (char2b, XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b) | 0x80); |
791f420f JR |
1188 | else if (enc == 4) |
1189 | { | |
1190 | int sjis1, sjis2; | |
1191 | ||
6b6bd726 | 1192 | ENCODE_SJIS (XCHAR2B_BYTE1 (char2b), XCHAR2B_BYTE2 (char2b), |
791f420f | 1193 | sjis1, sjis2); |
6b6bd726 | 1194 | STORE_XCHAR2B (char2b, sjis1, sjis2); |
791f420f JR |
1195 | } |
1196 | } | |
0e804d38 | 1197 | codepage = font_info->codepage; |
791f420f JR |
1198 | |
1199 | /* If charset is not ASCII or Latin-1, may need to move it into | |
1200 | Unicode space. */ | |
1201 | if ( font && !font->bdf && w32_use_unicode_for_codepage (codepage) | |
49be9f70 JR |
1202 | && charset != CHARSET_ASCII && charset != charset_latin_iso8859_1 |
1203 | && charset != CHARSET_8_BIT_CONTROL && charset != CHARSET_8_BIT_GRAPHIC) | |
791f420f JR |
1204 | { |
1205 | char temp[3]; | |
6b6bd726 KS |
1206 | temp[0] = XCHAR2B_BYTE1 (char2b); |
1207 | temp[1] = XCHAR2B_BYTE2 (char2b); | |
791f420f | 1208 | temp[2] = '\0'; |
02f593f3 JR |
1209 | if (codepage != CP_UNICODE) |
1210 | { | |
1211 | if (temp[0]) | |
1212 | MultiByteToWideChar (codepage, 0, temp, 2, char2b, 1); | |
1213 | else | |
1214 | MultiByteToWideChar (codepage, 0, temp+1, 1, char2b, 1); | |
1215 | } | |
9ef2e2cf JR |
1216 | unicode_p = 1; |
1217 | *two_byte_p = 1; | |
1218 | } | |
1219 | if (!font) | |
1220 | return UNKNOWN_FONT; | |
9127e20e JR |
1221 | else if (font->bdf && CHARSET_DIMENSION (charset) == 1) |
1222 | return BDF_1D_FONT; | |
9ef2e2cf | 1223 | else if (font->bdf) |
9127e20e | 1224 | return BDF_2D_FONT; |
9ef2e2cf JR |
1225 | else if (unicode_p) |
1226 | return UNICODE_FONT; | |
1227 | else | |
1228 | return ANSI_FONT; | |
791f420f JR |
1229 | } |
1230 | ||
1231 | ||
791f420f JR |
1232 | /* Estimate the pixel height of the mode or top line on frame F. |
1233 | FACE_ID specifies what line's height to estimate. */ | |
1234 | ||
1235 | int | |
1236 | x_estimate_mode_line_height (f, face_id) | |
1237 | struct frame *f; | |
1238 | enum face_id face_id; | |
1239 | { | |
250cfece | 1240 | int height = FONT_HEIGHT (FRAME_FONT (f)); |
791f420f JR |
1241 | |
1242 | /* This function is called so early when Emacs starts that the face | |
1243 | cache and mode line face are not yet initialized. */ | |
1244 | if (FRAME_FACE_CACHE (f)) | |
1245 | { | |
1246 | struct face *face = FACE_FROM_ID (f, face_id); | |
9ef2e2cf | 1247 | if (face) |
250cfece JR |
1248 | { |
1249 | if (face->font) | |
1250 | height = FONT_HEIGHT (face->font); | |
60222d69 AI |
1251 | if (face->box_line_width > 0) |
1252 | height += 2 * face->box_line_width; | |
250cfece | 1253 | } |
791f420f | 1254 | } |
d67d1627 | 1255 | |
791f420f JR |
1256 | return height; |
1257 | } | |
cabb23bc | 1258 | |
cabb23bc | 1259 | \f |
791f420f JR |
1260 | /*********************************************************************** |
1261 | Glyph display | |
1262 | ***********************************************************************/ | |
1263 | ||
791f420f | 1264 | |
9ef2e2cf | 1265 | /* Encapsulate the different ways of displaying text under W32. */ |
791f420f | 1266 | |
1cb8c82e JR |
1267 | static void |
1268 | w32_text_out (s, x, y,chars,nchars) | |
791f420f JR |
1269 | struct glyph_string * s; |
1270 | int x, y; | |
1271 | wchar_t * chars; | |
1272 | int nchars; | |
1273 | { | |
9ef2e2cf | 1274 | int charset_dim = w32_font_is_double_byte (s->gc->font) ? 2 : 1; |
791f420f JR |
1275 | if (s->gc->font->bdf) |
1276 | w32_BDF_TextOut (s->gc->font->bdf, s->hdc, | |
00c96995 JR |
1277 | x, y, (char *) chars, charset_dim, |
1278 | nchars * charset_dim, 0); | |
6b6bd726 | 1279 | else if (s->first_glyph->font_type == UNICODE_FONT) |
791f420f JR |
1280 | ExtTextOutW (s->hdc, x, y, 0, NULL, chars, nchars, NULL); |
1281 | else | |
1cb8c82e JR |
1282 | ExtTextOutA (s->hdc, x, y, 0, NULL, (char *) chars, |
1283 | nchars * charset_dim, NULL); | |
791f420f JR |
1284 | } |
1285 | ||
6b6bd726 KS |
1286 | |
1287 | ||
791f420f JR |
1288 | static void x_set_glyph_string_clipping P_ ((struct glyph_string *)); |
1289 | static void x_set_glyph_string_gc P_ ((struct glyph_string *)); | |
1290 | static void x_draw_glyph_string_background P_ ((struct glyph_string *, | |
1291 | int)); | |
1292 | static void x_draw_glyph_string_foreground P_ ((struct glyph_string *)); | |
1293 | static void x_draw_composite_glyph_string_foreground P_ ((struct glyph_string *)); | |
791f420f JR |
1294 | static void x_draw_glyph_string_box P_ ((struct glyph_string *)); |
1295 | static void x_draw_glyph_string P_ ((struct glyph_string *)); | |
791f420f JR |
1296 | static void x_set_cursor_gc P_ ((struct glyph_string *)); |
1297 | static void x_set_mode_line_face_gc P_ ((struct glyph_string *)); | |
1298 | static void x_set_mouse_face_gc P_ ((struct glyph_string *)); | |
791f420f JR |
1299 | static int w32_alloc_lighter_color (struct frame *, COLORREF *, double, int); |
1300 | static void w32_setup_relief_color P_ ((struct frame *, struct relief *, | |
1301 | double, int, COLORREF)); | |
1302 | static void x_setup_relief_colors P_ ((struct glyph_string *)); | |
1303 | static void x_draw_image_glyph_string P_ ((struct glyph_string *)); | |
1304 | static void x_draw_image_relief P_ ((struct glyph_string *)); | |
1305 | static void x_draw_image_foreground P_ ((struct glyph_string *)); | |
1306 | static void w32_draw_image_foreground_1 P_ ((struct glyph_string *, HBITMAP)); | |
791f420f JR |
1307 | static void x_clear_glyph_string_rect P_ ((struct glyph_string *, int, |
1308 | int, int, int)); | |
1309 | static void w32_draw_relief_rect P_ ((struct frame *, int, int, int, int, | |
1310 | int, int, int, int, RECT *)); | |
1311 | static void w32_draw_box_rect P_ ((struct glyph_string *, int, int, int, int, | |
1312 | int, int, int, RECT *)); | |
1313 | static void x_fix_overlapping_area P_ ((struct window *, struct glyph_row *, | |
1314 | enum glyph_row_area)); | |
c2cc16fa JR |
1315 | |
1316 | #if GLYPH_DEBUG | |
1317 | static void x_check_font P_ ((struct frame *, XFontStruct *)); | |
1318 | #endif | |
791f420f | 1319 | |
d67d1627 | 1320 | |
791f420f JR |
1321 | /* Set S->gc to a suitable GC for drawing glyph string S in cursor |
1322 | face. */ | |
1323 | ||
1324 | static void | |
1325 | x_set_cursor_gc (s) | |
1326 | struct glyph_string *s; | |
1327 | { | |
1328 | if (s->font == FRAME_FONT (s->f) | |
1329 | && s->face->background == FRAME_BACKGROUND_PIXEL (s->f) | |
1330 | && s->face->foreground == FRAME_FOREGROUND_PIXEL (s->f) | |
1331 | && !s->cmp) | |
1332 | s->gc = s->f->output_data.w32->cursor_gc; | |
1333 | else | |
1334 | { | |
1335 | /* Cursor on non-default face: must merge. */ | |
1336 | XGCValues xgcv; | |
1337 | unsigned long mask; | |
1338 | ||
1339 | xgcv.background = s->f->output_data.w32->cursor_pixel; | |
1340 | xgcv.foreground = s->face->background; | |
1341 | ||
1342 | /* If the glyph would be invisible, try a different foreground. */ | |
1343 | if (xgcv.foreground == xgcv.background) | |
1344 | xgcv.foreground = s->face->foreground; | |
1345 | if (xgcv.foreground == xgcv.background) | |
1346 | xgcv.foreground = s->f->output_data.w32->cursor_foreground_pixel; | |
1347 | if (xgcv.foreground == xgcv.background) | |
1348 | xgcv.foreground = s->face->foreground; | |
1349 | ||
1350 | /* Make sure the cursor is distinct from text in this face. */ | |
1351 | if (xgcv.background == s->face->background | |
1352 | && xgcv.foreground == s->face->foreground) | |
1353 | { | |
1354 | xgcv.background = s->face->foreground; | |
1355 | xgcv.foreground = s->face->background; | |
1356 | } | |
1357 | ||
1358 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1359 | xgcv.font = s->font; | |
1360 | mask = GCForeground | GCBackground | GCFont; | |
1361 | ||
1362 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) | |
1363 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1364 | mask, &xgcv); | |
1365 | else | |
1366 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1367 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
1368 | ||
1369 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; | |
1370 | } | |
1371 | } | |
1372 | ||
1373 | ||
1374 | /* Set up S->gc of glyph string S for drawing text in mouse face. */ | |
d67d1627 | 1375 | |
791f420f JR |
1376 | static void |
1377 | x_set_mouse_face_gc (s) | |
1378 | struct glyph_string *s; | |
d67d1627 | 1379 | { |
791f420f | 1380 | int face_id; |
93ff4395 | 1381 | struct face *face; |
791f420f | 1382 | |
c2cc16fa | 1383 | /* What face has to be used last for the mouse face? */ |
791f420f | 1384 | face_id = FRAME_W32_DISPLAY_INFO (s->f)->mouse_face_face_id; |
93ff4395 | 1385 | face = FACE_FROM_ID (s->f, face_id); |
c2cc16fa JR |
1386 | if (face == NULL) |
1387 | face = FACE_FROM_ID (s->f, MOUSE_FACE_ID); | |
d67d1627 | 1388 | |
c2cc16fa JR |
1389 | if (s->first_glyph->type == CHAR_GLYPH) |
1390 | face_id = FACE_FOR_CHAR (s->f, face, s->first_glyph->u.ch); | |
1391 | else | |
1392 | face_id = FACE_FOR_CHAR (s->f, face, 0); | |
791f420f JR |
1393 | s->face = FACE_FROM_ID (s->f, face_id); |
1394 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); | |
1395 | ||
1396 | /* If font in this face is same as S->font, use it. */ | |
1397 | if (s->font == s->face->font) | |
1398 | s->gc = s->face->gc; | |
1399 | else | |
1400 | { | |
1401 | /* Otherwise construct scratch_cursor_gc with values from FACE | |
1402 | but font FONT. */ | |
1403 | XGCValues xgcv; | |
1404 | unsigned long mask; | |
d67d1627 | 1405 | |
791f420f JR |
1406 | xgcv.background = s->face->background; |
1407 | xgcv.foreground = s->face->foreground; | |
1408 | IF_DEBUG (x_check_font (s->f, s->font)); | |
1409 | xgcv.font = s->font; | |
1410 | mask = GCForeground | GCBackground | GCFont; | |
d67d1627 | 1411 | |
791f420f JR |
1412 | if (FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc) |
1413 | XChangeGC (NULL, FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc, | |
1414 | mask, &xgcv); | |
1415 | else | |
1416 | FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc | |
1417 | = XCreateGC (NULL, s->window, mask, &xgcv); | |
d67d1627 | 1418 | |
791f420f JR |
1419 | s->gc = FRAME_W32_DISPLAY_INFO (s->f)->scratch_cursor_gc; |
1420 | } | |
1421 | ||
1422 | xassert (s->gc != 0); | |
1423 | } | |
1424 | ||
1425 | ||
1426 | /* Set S->gc of glyph string S to a GC suitable for drawing a mode line. | |
1427 | Faces to use in the mode line have already been computed when the | |
1428 | matrix was built, so there isn't much to do, here. */ | |
1429 | ||
1430 | static INLINE void | |
1431 | x_set_mode_line_face_gc (s) | |
1432 | struct glyph_string *s; | |
d67d1627 | 1433 | { |
791f420f | 1434 | s->gc = s->face->gc; |
791f420f JR |
1435 | } |
1436 | ||
1437 | ||
1438 | /* Set S->gc of glyph string S for drawing that glyph string. Set | |
1439 | S->stippled_p to a non-zero value if the face of S has a stipple | |
1440 | pattern. */ | |
1441 | ||
1442 | static INLINE void | |
1443 | x_set_glyph_string_gc (s) | |
1444 | struct glyph_string *s; | |
1445 | { | |
ec48c3a7 | 1446 | PREPARE_FACE_FOR_DISPLAY (s->f, s->face); |
d67d1627 | 1447 | |
791f420f JR |
1448 | if (s->hl == DRAW_NORMAL_TEXT) |
1449 | { | |
1450 | s->gc = s->face->gc; | |
1451 | s->stippled_p = s->face->stipple != 0; | |
1452 | } | |
1453 | else if (s->hl == DRAW_INVERSE_VIDEO) | |
1454 | { | |
1455 | x_set_mode_line_face_gc (s); | |
1456 | s->stippled_p = s->face->stipple != 0; | |
1457 | } | |
1458 | else if (s->hl == DRAW_CURSOR) | |
1459 | { | |
1460 | x_set_cursor_gc (s); | |
1461 | s->stippled_p = 0; | |
1462 | } | |
1463 | else if (s->hl == DRAW_MOUSE_FACE) | |
1464 | { | |
1465 | x_set_mouse_face_gc (s); | |
1466 | s->stippled_p = s->face->stipple != 0; | |
1467 | } | |
1468 | else if (s->hl == DRAW_IMAGE_RAISED | |
1469 | || s->hl == DRAW_IMAGE_SUNKEN) | |
1470 | { | |
1471 | s->gc = s->face->gc; | |
1472 | s->stippled_p = s->face->stipple != 0; | |
1473 | } | |
1474 | else | |
1475 | { | |
1476 | s->gc = s->face->gc; | |
1477 | s->stippled_p = s->face->stipple != 0; | |
1478 | } | |
1479 | ||
1480 | /* GC must have been set. */ | |
1481 | xassert (s->gc != 0); | |
1482 | } | |
1483 | ||
1484 | ||
1485 | /* Return in *R the clipping rectangle for glyph string S. */ | |
1486 | ||
1487 | static void | |
1488 | w32_get_glyph_string_clip_rect (s, r) | |
1489 | struct glyph_string *s; | |
1490 | RECT *r; | |
1491 | { | |
1492 | int r_height, r_width; | |
1493 | ||
1494 | if (s->row->full_width_p) | |
1495 | { | |
1496 | /* Draw full-width. X coordinates are relative to S->w->left. */ | |
1497 | int canon_x = CANON_X_UNIT (s->f); | |
d67d1627 | 1498 | |
791f420f JR |
1499 | r->left = WINDOW_LEFT_MARGIN (s->w) * canon_x; |
1500 | r_width = XFASTINT (s->w->width) * canon_x; | |
1501 | ||
1502 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (s->f)) | |
1503 | { | |
1504 | int width = FRAME_SCROLL_BAR_WIDTH (s->f) * canon_x; | |
1505 | if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (s->f)) | |
1506 | r->left -= width; | |
1507 | } | |
d67d1627 | 1508 | |
791f420f JR |
1509 | r->left += FRAME_INTERNAL_BORDER_WIDTH (s->f); |
1510 | ||
1511 | /* Unless displaying a mode or menu bar line, which are always | |
1512 | fully visible, clip to the visible part of the row. */ | |
1513 | if (s->w->pseudo_window_p) | |
1514 | r_height = s->row->visible_height; | |
1515 | else | |
1516 | r_height = s->height; | |
1517 | } | |
1518 | else | |
1519 | { | |
1520 | /* This is a text line that may be partially visible. */ | |
1521 | r->left = WINDOW_AREA_TO_FRAME_PIXEL_X (s->w, s->area, 0); | |
1522 | r_width = window_box_width (s->w, s->area); | |
1523 | r_height = s->row->visible_height; | |
1524 | } | |
1525 | ||
791f420f JR |
1526 | /* If S draws overlapping rows, it's sufficient to use the top and |
1527 | bottom of the window for clipping because this glyph string | |
1528 | intentionally draws over other lines. */ | |
1529 | if (s->for_overlaps_p) | |
1530 | { | |
1531 | r->top = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (s->w); | |
1532 | r_height = window_text_bottom_y (s->w) - r->top; | |
1533 | } | |
9f5a911b JR |
1534 | else |
1535 | { | |
1536 | /* Don't use S->y for clipping because it doesn't take partially | |
1537 | visible lines into account. For example, it can be negative for | |
1538 | partially visible lines at the top of a window. */ | |
1539 | if (!s->row->full_width_p | |
1540 | && MATRIX_ROW_PARTIALLY_VISIBLE_AT_TOP_P (s->w, s->row)) | |
1541 | r->top = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (s->w); | |
1542 | else | |
1543 | r->top = max (0, s->row->y); | |
1544 | ||
1545 | /* If drawing a tool-bar window, draw it over the internal border | |
1546 | at the top of the window. */ | |
1547 | if (s->w == XWINDOW (s->f->tool_bar_window)) | |
1548 | r->top -= s->f->output_data.w32->internal_border_width; | |
1549 | } | |
1550 | ||
791f420f JR |
1551 | r->top = WINDOW_TO_FRAME_PIXEL_Y (s->w, r->top); |
1552 | ||
2c26ee51 JR |
1553 | /* If drawing the cursor, don't let glyph draw outside its |
1554 | advertised boundaries. Cleartype does this under some circumstances. */ | |
1555 | if (s->hl == DRAW_CURSOR) | |
1556 | { | |
1557 | if (s->x > r->left) | |
1558 | { | |
1559 | r_width -= s->x - r->left; | |
1560 | r->left = s->x; | |
1561 | } | |
1562 | r_width = min (r_width, s->first_glyph->pixel_width); | |
1563 | } | |
1564 | ||
791f420f JR |
1565 | r->bottom = r->top + r_height; |
1566 | r->right = r->left + r_width; | |
1567 | } | |
1568 | ||
1569 | ||
1570 | /* Set clipping for output of glyph string S. S may be part of a mode | |
1571 | line or menu if we don't have X toolkit support. */ | |
1572 | ||
1573 | static INLINE void | |
1574 | x_set_glyph_string_clipping (s) | |
1575 | struct glyph_string *s; | |
1576 | { | |
1577 | RECT r; | |
1578 | w32_get_glyph_string_clip_rect (s, &r); | |
1579 | w32_set_clip_rectangle (s->hdc, &r); | |
1580 | } | |
1581 | ||
1582 | ||
6b6bd726 KS |
1583 | /* RIF: |
1584 | Compute left and right overhang of glyph string S. If S is a glyph | |
791f420f JR |
1585 | string for a composition, assume overhangs don't exist. */ |
1586 | ||
6b6bd726 KS |
1587 | static void |
1588 | w32_compute_glyph_string_overhangs (s) | |
791f420f JR |
1589 | struct glyph_string *s; |
1590 | { | |
01b220b6 | 1591 | /* TODO: Windows does not appear to have a method for |
158cba56 JR |
1592 | getting this info without getting the ABC widths for each |
1593 | individual character and working it out manually. */ | |
791f420f JR |
1594 | } |
1595 | ||
1596 | ||
791f420f | 1597 | static void |
6b6bd726 | 1598 | w32_get_glyph_overhangs (glyph, f, left, right) |
791f420f JR |
1599 | struct glyph *glyph; |
1600 | struct frame *f; | |
1601 | int *left, *right; | |
1602 | { | |
1603 | HDC hdc = get_frame_dc (f); | |
9ef2e2cf | 1604 | /* Convert to unicode! */ |
6b6bd726 | 1605 | x_get_glyph_overhangs (glyph, f, left, right); |
791f420f JR |
1606 | release_frame_dc (f, hdc); |
1607 | } | |
1608 | ||
1609 | ||
791f420f JR |
1610 | /* Fill rectangle X, Y, W, H with background color of glyph string S. */ |
1611 | ||
1612 | static INLINE void | |
1613 | x_clear_glyph_string_rect (s, x, y, w, h) | |
1614 | struct glyph_string *s; | |
1615 | int x, y, w, h; | |
1616 | { | |
1617 | int real_x = x; | |
1618 | int real_y = y; | |
1619 | int real_w = w; | |
1620 | int real_h = h; | |
1621 | #if 0 | |
1622 | /* Take clipping into account. */ | |
1623 | if (s->gc->clip_mask == Rect) | |
1624 | { | |
1625 | real_x = max (real_x, s->gc->clip_rectangle.left); | |
1626 | real_y = max (real_y, s->gc->clip_rectangle.top); | |
1627 | real_w = min (real_w, s->gc->clip_rectangle.right | |
1628 | - s->gc->clip_rectangle.left); | |
1629 | real_h = min (real_h, s->gc->clip_rectangle.bottom | |
1630 | - s->gc->clip_rectangle.top); | |
1631 | } | |
1632 | #endif | |
1633 | w32_fill_area (s->f, s->hdc, s->gc->background, real_x, real_y, | |
1634 | real_w, real_h); | |
1635 | } | |
1636 | ||
1637 | ||
1638 | /* Draw the background of glyph_string S. If S->background_filled_p | |
1639 | is non-zero don't draw it. FORCE_P non-zero means draw the | |
1640 | background even if it wouldn't be drawn normally. This is used | |
1641 | when a string preceding S draws into the background of S, or S | |
1642 | contains the first component of a composition. */ | |
1643 | ||
1644 | static void | |
1645 | x_draw_glyph_string_background (s, force_p) | |
1646 | struct glyph_string *s; | |
1647 | int force_p; | |
1648 | { | |
1649 | /* Nothing to do if background has already been drawn or if it | |
1650 | shouldn't be drawn in the first place. */ | |
1651 | if (!s->background_filled_p) | |
1652 | { | |
60222d69 AI |
1653 | int box_line_width = max (s->face->box_line_width, 0); |
1654 | ||
01b220b6 | 1655 | #if 0 /* TODO: stipple */ |
791f420f JR |
1656 | if (s->stippled_p) |
1657 | { | |
1658 | /* Fill background with a stipple pattern. */ | |
1659 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
1660 | XFillRectangle (s->display, s->window, s->gc, s->x, | |
60222d69 | 1661 | s->y + box_line_width, |
791f420f | 1662 | s->background_width, |
60222d69 | 1663 | s->height - 2 * box_line_width); |
791f420f JR |
1664 | XSetFillStyle (s->display, s->gc, FillSolid); |
1665 | s->background_filled_p = 1; | |
1666 | } | |
1667 | else | |
1668 | #endif | |
60222d69 | 1669 | if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width |
791f420f JR |
1670 | || s->font_not_found_p |
1671 | || s->extends_to_end_of_line_p | |
9127e20e | 1672 | || s->font->bdf |
791f420f JR |
1673 | || force_p) |
1674 | { | |
60222d69 | 1675 | x_clear_glyph_string_rect (s, s->x, s->y + box_line_width, |
791f420f | 1676 | s->background_width, |
60222d69 | 1677 | s->height - 2 * box_line_width); |
791f420f JR |
1678 | s->background_filled_p = 1; |
1679 | } | |
1680 | } | |
1681 | } | |
1682 | ||
1683 | ||
1684 | /* Draw the foreground of glyph string S. */ | |
1685 | ||
1686 | static void | |
1687 | x_draw_glyph_string_foreground (s) | |
1688 | struct glyph_string *s; | |
1689 | { | |
1690 | int i, x; | |
01b220b6 | 1691 | HFONT old_font; |
791f420f JR |
1692 | |
1693 | /* If first glyph of S has a left box line, start drawing the text | |
1694 | of S to the right of that box line. */ | |
1695 | if (s->face->box != FACE_NO_BOX | |
1696 | && s->first_glyph->left_box_line_p) | |
60222d69 | 1697 | x = s->x + abs (s->face->box_line_width); |
791f420f JR |
1698 | else |
1699 | x = s->x; | |
1700 | ||
1701 | if (s->for_overlaps_p || (s->background_filled_p && s->hl != DRAW_CURSOR)) | |
1702 | SetBkMode (s->hdc, TRANSPARENT); | |
1703 | else | |
1704 | SetBkMode (s->hdc, OPAQUE); | |
1705 | ||
1706 | SetTextColor (s->hdc, s->gc->foreground); | |
1707 | SetBkColor (s->hdc, s->gc->background); | |
1708 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1709 | ||
1710 | if (s->font && s->font->hfont) | |
01b220b6 | 1711 | old_font = SelectObject (s->hdc, s->font->hfont); |
791f420f JR |
1712 | |
1713 | /* Draw characters of S as rectangles if S's font could not be | |
1714 | loaded. */ | |
1715 | if (s->font_not_found_p) | |
1716 | { | |
1717 | for (i = 0; i < s->nchars; ++i) | |
1718 | { | |
1719 | struct glyph *g = s->first_glyph + i; | |
1720 | ||
1721 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, g->pixel_width - 1, | |
1722 | s->height - 1); | |
1723 | x += g->pixel_width; | |
1724 | } | |
1725 | } | |
1726 | else | |
1727 | { | |
1728 | char *char1b = (char *) s->char2b; | |
1729 | int boff = s->font_info->baseline_offset; | |
1730 | ||
1731 | if (s->font_info->vertical_centering) | |
1732 | boff = VCENTER_BASELINE_OFFSET (s->font, s->f) - boff; | |
1733 | ||
1734 | /* If we can use 8-bit functions, condense S->char2b. */ | |
1735 | if (!s->two_byte_p) | |
1736 | for (i = 0; i < s->nchars; ++i) | |
6b6bd726 | 1737 | char1b[i] = XCHAR2B_BYTE2 (&s->char2b[i]); |
791f420f JR |
1738 | |
1739 | /* Draw text with TextOut and friends. */ | |
1cb8c82e | 1740 | w32_text_out (s, x, s->ybase - boff, s->char2b, s->nchars); |
a18bb28d JR |
1741 | |
1742 | if (s->face->overstrike) | |
1743 | { | |
1744 | /* For overstriking (to simulate bold-face), draw the | |
1745 | characters again shifted to the right by one pixel. */ | |
1746 | w32_text_out (s, x + 1, s->ybase - boff, s->char2b, s->nchars); | |
1747 | } | |
791f420f | 1748 | } |
01b220b6 JR |
1749 | if (s->font && s->font->hfont) |
1750 | SelectObject (s->hdc, old_font); | |
791f420f JR |
1751 | } |
1752 | ||
1753 | /* Draw the foreground of composite glyph string S. */ | |
1754 | ||
1755 | static void | |
1756 | x_draw_composite_glyph_string_foreground (s) | |
1757 | struct glyph_string *s; | |
1758 | { | |
1759 | int i, x; | |
01b220b6 | 1760 | HFONT old_font; |
791f420f JR |
1761 | |
1762 | /* If first glyph of S has a left box line, start drawing the text | |
1763 | of S to the right of that box line. */ | |
1764 | if (s->face->box != FACE_NO_BOX | |
1765 | && s->first_glyph->left_box_line_p) | |
60222d69 | 1766 | x = s->x + abs (s->face->box_line_width); |
791f420f JR |
1767 | else |
1768 | x = s->x; | |
1769 | ||
1770 | /* S is a glyph string for a composition. S->gidx is the index of | |
1771 | the first character drawn for glyphs of this composition. | |
1772 | S->gidx == 0 means we are drawing the very first character of | |
1773 | this composition. */ | |
1774 | ||
1775 | SetTextColor (s->hdc, s->gc->foreground); | |
1776 | SetBkColor (s->hdc, s->gc->background); | |
1777 | SetBkMode (s->hdc, TRANSPARENT); | |
1778 | SetTextAlign (s->hdc, TA_BASELINE | TA_LEFT); | |
1779 | ||
01b220b6 JR |
1780 | if (s->font && s->font->hfont) |
1781 | old_font = SelectObject (s->hdc, s->font->hfont); | |
1782 | ||
791f420f JR |
1783 | /* Draw a rectangle for the composition if the font for the very |
1784 | first character of the composition could not be loaded. */ | |
1785 | if (s->font_not_found_p) | |
1786 | { | |
1787 | if (s->gidx == 0) | |
1788 | w32_draw_rectangle (s->hdc, s->gc, x, s->y, s->width - 1, | |
1789 | s->height - 1); | |
1790 | } | |
1791 | else | |
1792 | { | |
1793 | for (i = 0; i < s->nchars; i++, ++s->gidx) | |
a18bb28d JR |
1794 | { |
1795 | w32_text_out (s, x + s->cmp->offsets[s->gidx * 2], | |
1796 | s->ybase - s->cmp->offsets[s->gidx * 2 + 1], | |
1797 | s->char2b + i, 1); | |
1798 | if (s->face->overstrike) | |
1799 | w32_text_out (s, x + s->cmp->offsets[s->gidx * 2] + 1, | |
1800 | s->ybase - s->cmp->offsets[s->gidx * 2 + 1], | |
1801 | s->char2b + i, 1); | |
1802 | } | |
791f420f | 1803 | } |
a18bb28d | 1804 | |
01b220b6 JR |
1805 | if (s->font && s->font->hfont) |
1806 | SelectObject (s->hdc, old_font); | |
791f420f JR |
1807 | } |
1808 | ||
e5fa381b JR |
1809 | |
1810 | /* Brightness beyond which a color won't have its highlight brightness | |
1811 | boosted. | |
1812 | ||
1813 | Nominally, highlight colors for `3d' faces are calculated by | |
1814 | brightening an object's color by a constant scale factor, but this | |
1815 | doesn't yield good results for dark colors, so for colors who's | |
1816 | brightness is less than this value (on a scale of 0-255) have to | |
1817 | use an additional additive factor. | |
1818 | ||
1819 | The value here is set so that the default menu-bar/mode-line color | |
1820 | (grey75) will not have its highlights changed at all. */ | |
1821 | #define HIGHLIGHT_COLOR_DARK_BOOST_LIMIT 187 | |
1822 | ||
1823 | ||
791f420f JR |
1824 | /* Allocate a color which is lighter or darker than *COLOR by FACTOR |
1825 | or DELTA. Try a color with RGB values multiplied by FACTOR first. | |
1826 | If this produces the same color as COLOR, try a color where all RGB | |
1827 | values have DELTA added. Return the allocated color in *COLOR. | |
1828 | DISPLAY is the X display, CMAP is the colormap to operate on. | |
1829 | Value is non-zero if successful. */ | |
1830 | ||
1831 | static int | |
1832 | w32_alloc_lighter_color (f, color, factor, delta) | |
1833 | struct frame *f; | |
1834 | COLORREF *color; | |
1835 | double factor; | |
1836 | int delta; | |
1837 | { | |
1838 | COLORREF new; | |
e5fa381b JR |
1839 | long bright; |
1840 | ||
1841 | /* On Windows, RGB values are 0-255, not 0-65535, so scale delta. */ | |
1842 | delta /= 256; | |
791f420f JR |
1843 | |
1844 | /* Change RGB values by specified FACTOR. Avoid overflow! */ | |
1845 | xassert (factor >= 0); | |
1846 | new = PALETTERGB (min (0xff, factor * GetRValue (*color)), | |
1847 | min (0xff, factor * GetGValue (*color)), | |
1848 | min (0xff, factor * GetBValue (*color))); | |
e5fa381b JR |
1849 | |
1850 | /* Calculate brightness of COLOR. */ | |
1851 | bright = (2 * GetRValue (*color) + 3 * GetGValue (*color) | |
1852 | + GetBValue (*color)) / 6; | |
1853 | ||
1854 | /* We only boost colors that are darker than | |
1855 | HIGHLIGHT_COLOR_DARK_BOOST_LIMIT. */ | |
1856 | if (bright < HIGHLIGHT_COLOR_DARK_BOOST_LIMIT) | |
1857 | /* Make an additive adjustment to NEW, because it's dark enough so | |
1858 | that scaling by FACTOR alone isn't enough. */ | |
1859 | { | |
1860 | /* How far below the limit this color is (0 - 1, 1 being darker). */ | |
1861 | double dimness = 1 - (double)bright / HIGHLIGHT_COLOR_DARK_BOOST_LIMIT; | |
1862 | /* The additive adjustment. */ | |
1863 | int min_delta = delta * dimness * factor / 2; | |
d67d1627 | 1864 | |
e5fa381b JR |
1865 | if (factor < 1) |
1866 | new = PALETTERGB (max (0, min (0xff, min_delta - GetRValue (*color))), | |
1867 | max (0, min (0xff, min_delta - GetGValue (*color))), | |
1868 | max (0, min (0xff, min_delta - GetBValue (*color)))); | |
1869 | else | |
1870 | new = PALETTERGB (max (0, min (0xff, min_delta + GetRValue (*color))), | |
1871 | max (0, min (0xff, min_delta + GetGValue (*color))), | |
1872 | max (0, min (0xff, min_delta + GetBValue (*color)))); | |
1873 | } | |
d67d1627 | 1874 | |
791f420f JR |
1875 | if (new == *color) |
1876 | new = PALETTERGB (max (0, min (0xff, delta + GetRValue (*color))), | |
1877 | max (0, min (0xff, delta + GetGValue (*color))), | |
1878 | max (0, min (0xff, delta + GetBValue (*color)))); | |
1879 | ||
01b220b6 JR |
1880 | /* TODO: Map to palette and retry with delta if same? */ |
1881 | /* TODO: Free colors (if using palette)? */ | |
93ff4395 | 1882 | |
791f420f JR |
1883 | if (new == *color) |
1884 | return 0; | |
1885 | ||
1886 | *color = new; | |
1887 | ||
1888 | return 1; | |
1889 | } | |
1890 | ||
1891 | ||
1892 | /* Set up the foreground color for drawing relief lines of glyph | |
1893 | string S. RELIEF is a pointer to a struct relief containing the GC | |
1894 | with which lines will be drawn. Use a color that is FACTOR or | |
1895 | DELTA lighter or darker than the relief's background which is found | |
1896 | in S->f->output_data.x->relief_background. If such a color cannot | |
1897 | be allocated, use DEFAULT_PIXEL, instead. */ | |
d67d1627 | 1898 | |
791f420f JR |
1899 | static void |
1900 | w32_setup_relief_color (f, relief, factor, delta, default_pixel) | |
1901 | struct frame *f; | |
1902 | struct relief *relief; | |
1903 | double factor; | |
1904 | int delta; | |
1905 | COLORREF default_pixel; | |
1906 | { | |
1907 | XGCValues xgcv; | |
1908 | struct w32_output *di = f->output_data.w32; | |
1909 | unsigned long mask = GCForeground; | |
1910 | COLORREF pixel; | |
1911 | COLORREF background = di->relief_background; | |
1912 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
1913 | ||
01b220b6 | 1914 | /* TODO: Free colors (if using palette)? */ |
93ff4395 | 1915 | |
791f420f JR |
1916 | /* Allocate new color. */ |
1917 | xgcv.foreground = default_pixel; | |
1918 | pixel = background; | |
1919 | if (w32_alloc_lighter_color (f, &pixel, factor, delta)) | |
1920 | { | |
1921 | relief->allocated_p = 1; | |
1922 | xgcv.foreground = relief->pixel = pixel; | |
1923 | } | |
d67d1627 | 1924 | |
791f420f JR |
1925 | if (relief->gc == 0) |
1926 | { | |
01b220b6 | 1927 | #if 0 /* TODO: stipple */ |
791f420f JR |
1928 | xgcv.stipple = dpyinfo->gray; |
1929 | mask |= GCStipple; | |
1930 | #endif | |
1931 | relief->gc = XCreateGC (NULL, FRAME_W32_WINDOW (f), mask, &xgcv); | |
1932 | } | |
1933 | else | |
1934 | XChangeGC (NULL, relief->gc, mask, &xgcv); | |
1935 | } | |
1936 | ||
1937 | ||
1938 | /* Set up colors for the relief lines around glyph string S. */ | |
1939 | ||
1940 | static void | |
1941 | x_setup_relief_colors (s) | |
1942 | struct glyph_string *s; | |
1943 | { | |
1944 | struct w32_output *di = s->f->output_data.w32; | |
1945 | COLORREF color; | |
1946 | ||
1947 | if (s->face->use_box_color_for_shadows_p) | |
1948 | color = s->face->box_color; | |
6ff3e5e3 | 1949 | else if (s->first_glyph->type == IMAGE_GLYPH |
6637c996 | 1950 | && s->img->pixmap |
6ff3e5e3 JR |
1951 | && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0)) |
1952 | color = IMAGE_BACKGROUND (s->img, s->f, 0); | |
791f420f JR |
1953 | else |
1954 | color = s->gc->background; | |
1955 | ||
1956 | if (di->white_relief.gc == 0 | |
1957 | || color != di->relief_background) | |
1958 | { | |
1959 | di->relief_background = color; | |
1960 | w32_setup_relief_color (s->f, &di->white_relief, 1.2, 0x8000, | |
1961 | WHITE_PIX_DEFAULT (s->f)); | |
1962 | w32_setup_relief_color (s->f, &di->black_relief, 0.6, 0x4000, | |
1963 | BLACK_PIX_DEFAULT (s->f)); | |
1964 | } | |
1965 | } | |
1966 | ||
1967 | ||
1968 | /* Draw a relief on frame F inside the rectangle given by LEFT_X, | |
1969 | TOP_Y, RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the relief | |
1970 | to draw, it must be >= 0. RAISED_P non-zero means draw a raised | |
1971 | relief. LEFT_P non-zero means draw a relief on the left side of | |
1972 | the rectangle. RIGHT_P non-zero means draw a relief on the right | |
1973 | side of the rectangle. CLIP_RECT is the clipping rectangle to use | |
1974 | when drawing. */ | |
1975 | ||
1976 | static void | |
1977 | w32_draw_relief_rect (f, left_x, top_y, right_x, bottom_y, width, | |
1978 | raised_p, left_p, right_p, clip_rect) | |
1979 | struct frame *f; | |
2bf04b9d | 1980 | int left_x, top_y, right_x, bottom_y, width, left_p, right_p, raised_p; |
791f420f JR |
1981 | RECT *clip_rect; |
1982 | { | |
1983 | int i; | |
1984 | XGCValues gc; | |
1985 | HDC hdc = get_frame_dc (f); | |
1986 | ||
1987 | if (raised_p) | |
e5fa381b | 1988 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
791f420f | 1989 | else |
e5fa381b | 1990 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f JR |
1991 | |
1992 | w32_set_clip_rectangle (hdc, clip_rect); | |
1993 | ||
1994 | /* Top. */ | |
1995 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
1996 | w32_fill_area (f, hdc, gc.foreground, |
1997 | left_x + i * left_p, top_y + i, | |
df3bd29d | 1998 | right_x - left_x - i * (left_p + right_p ) + 1, 1); |
791f420f JR |
1999 | |
2000 | /* Left. */ | |
2001 | if (left_p) | |
2002 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2003 | w32_fill_area (f, hdc, gc.foreground, |
2004 | left_x + i, top_y + i, 1, | |
df3bd29d | 2005 | bottom_y - top_y - 2 * i + 1); |
791f420f JR |
2006 | |
2007 | if (raised_p) | |
e5fa381b | 2008 | gc.foreground = f->output_data.w32->black_relief.gc->foreground; |
791f420f | 2009 | else |
e5fa381b | 2010 | gc.foreground = f->output_data.w32->white_relief.gc->foreground; |
d67d1627 | 2011 | |
791f420f JR |
2012 | /* Bottom. */ |
2013 | for (i = 0; i < width; ++i) | |
d67d1627 | 2014 | w32_fill_area (f, hdc, gc.foreground, |
9f5a911b | 2015 | left_x + i * left_p, bottom_y - i, |
df3bd29d | 2016 | right_x - left_x - i * (left_p + right_p) + 1, 1); |
791f420f JR |
2017 | |
2018 | /* Right. */ | |
2019 | if (right_p) | |
2020 | for (i = 0; i < width; ++i) | |
9f5a911b JR |
2021 | w32_fill_area (f, hdc, gc.foreground, |
2022 | right_x - i, top_y + i + 1, 1, | |
df3bd29d | 2023 | bottom_y - top_y - 2 * i - 1); |
791f420f JR |
2024 | |
2025 | w32_set_clip_rectangle (hdc, NULL); | |
d67d1627 | 2026 | |
791f420f JR |
2027 | release_frame_dc (f, hdc); |
2028 | } | |
2029 | ||
2030 | ||
2031 | /* Draw a box on frame F inside the rectangle given by LEFT_X, TOP_Y, | |
2032 | RIGHT_X, and BOTTOM_Y. WIDTH is the thickness of the lines to | |
2033 | draw, it must be >= 0. LEFT_P non-zero means draw a line on the | |
2034 | left side of the rectangle. RIGHT_P non-zero means draw a line | |
2035 | on the right side of the rectangle. CLIP_RECT is the clipping | |
2036 | rectangle to use when drawing. */ | |
2037 | ||
2038 | static void | |
2039 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2040 | left_p, right_p, clip_rect) | |
2041 | struct glyph_string *s; | |
2042 | int left_x, top_y, right_x, bottom_y, width, left_p, right_p; | |
2043 | RECT *clip_rect; | |
2044 | { | |
00fe468b | 2045 | w32_set_clip_rectangle (s->hdc, clip_rect); |
d67d1627 | 2046 | |
791f420f | 2047 | /* Top. */ |
00fe468b | 2048 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2049 | left_x, top_y, right_x - left_x + 1, width); |
791f420f JR |
2050 | |
2051 | /* Left. */ | |
2052 | if (left_p) | |
2053 | { | |
00fe468b | 2054 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2055 | left_x, top_y, width, bottom_y - top_y + 1); |
791f420f | 2056 | } |
d67d1627 | 2057 | |
791f420f | 2058 | /* Bottom. */ |
00fe468b | 2059 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2060 | left_x, bottom_y - width + 1, right_x - left_x + 1, width); |
d67d1627 | 2061 | |
791f420f JR |
2062 | /* Right. */ |
2063 | if (right_p) | |
2064 | { | |
00fe468b | 2065 | w32_fill_area (s->f, s->hdc, s->face->box_color, |
2d0c0bd7 | 2066 | right_x - width + 1, top_y, width, bottom_y - top_y + 1); |
791f420f JR |
2067 | } |
2068 | ||
00fe468b | 2069 | w32_set_clip_rectangle (s->hdc, NULL); |
791f420f JR |
2070 | } |
2071 | ||
2072 | ||
2073 | /* Draw a box around glyph string S. */ | |
2074 | ||
2075 | static void | |
2076 | x_draw_glyph_string_box (s) | |
2077 | struct glyph_string *s; | |
2078 | { | |
2079 | int width, left_x, right_x, top_y, bottom_y, last_x, raised_p; | |
2080 | int left_p, right_p; | |
2081 | struct glyph *last_glyph; | |
2082 | RECT clip_rect; | |
2083 | ||
2084 | last_x = window_box_right (s->w, s->area); | |
2085 | if (s->row->full_width_p | |
2086 | && !s->w->pseudo_window_p) | |
2087 | { | |
33c34bea | 2088 | last_x += FRAME_X_RIGHT_FRINGE_WIDTH (s->f); |
791f420f JR |
2089 | if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (s->f)) |
2090 | last_x += FRAME_SCROLL_BAR_WIDTH (s->f) * CANON_X_UNIT (s->f); | |
2091 | } | |
d67d1627 | 2092 | |
791f420f JR |
2093 | /* The glyph that may have a right box line. */ |
2094 | last_glyph = (s->cmp || s->img | |
2095 | ? s->first_glyph | |
2096 | : s->first_glyph + s->nchars - 1); | |
2097 | ||
60222d69 | 2098 | width = abs (s->face->box_line_width); |
791f420f JR |
2099 | raised_p = s->face->box == FACE_RAISED_BOX; |
2100 | left_x = s->x; | |
9f5a911b | 2101 | right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p |
791f420f JR |
2102 | ? last_x - 1 |
2103 | : min (last_x, s->x + s->background_width) - 1)); | |
2104 | top_y = s->y; | |
2105 | bottom_y = top_y + s->height - 1; | |
2106 | ||
2107 | left_p = (s->first_glyph->left_box_line_p | |
2108 | || (s->hl == DRAW_MOUSE_FACE | |
2109 | && (s->prev == NULL | |
2110 | || s->prev->hl != s->hl))); | |
2111 | right_p = (last_glyph->right_box_line_p | |
2112 | || (s->hl == DRAW_MOUSE_FACE | |
2113 | && (s->next == NULL | |
2114 | || s->next->hl != s->hl))); | |
d67d1627 | 2115 | |
791f420f JR |
2116 | w32_get_glyph_string_clip_rect (s, &clip_rect); |
2117 | ||
2118 | if (s->face->box == FACE_SIMPLE_BOX) | |
2119 | w32_draw_box_rect (s, left_x, top_y, right_x, bottom_y, width, | |
2120 | left_p, right_p, &clip_rect); | |
2121 | else | |
2122 | { | |
2123 | x_setup_relief_colors (s); | |
2124 | w32_draw_relief_rect (s->f, left_x, top_y, right_x, bottom_y, | |
2125 | width, raised_p, left_p, right_p, &clip_rect); | |
2126 | } | |
2127 | } | |
2128 | ||
2129 | ||
2130 | /* Draw foreground of image glyph string S. */ | |
2131 | ||
2132 | static void | |
2133 | x_draw_image_foreground (s) | |
2134 | struct glyph_string *s; | |
2135 | { | |
2136 | int x; | |
9ef2e2cf | 2137 | int y = s->ybase - image_ascent (s->img, s->face); |
791f420f JR |
2138 | |
2139 | /* If first glyph of S has a left box line, start drawing it to the | |
2140 | right of that line. */ | |
2141 | if (s->face->box != FACE_NO_BOX | |
2142 | && s->first_glyph->left_box_line_p) | |
60222d69 | 2143 | x = s->x + abs (s->face->box_line_width); |
791f420f JR |
2144 | else |
2145 | x = s->x; | |
2146 | ||
2147 | /* If there is a margin around the image, adjust x- and y-position | |
2148 | by that margin. */ | |
d6ff54d5 JR |
2149 | x += s->img->hmargin; |
2150 | y += s->img->vmargin; | |
791f420f JR |
2151 | |
2152 | SaveDC (s->hdc); | |
2153 | ||
2154 | if (s->img->pixmap) | |
2155 | { | |
d30591dc JR |
2156 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2157 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2158 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2159 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2160 | SetBkColor (compat_hdc, RGB (255, 255, 255)); | |
2161 | SetTextColor (s->hdc, RGB (0, 0, 0)); | |
2162 | x_set_glyph_string_clipping (s); | |
2163 | ||
791f420f JR |
2164 | if (s->img->mask) |
2165 | { | |
d30591dc JR |
2166 | HDC mask_dc = CreateCompatibleDC (s->hdc); |
2167 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2168 | ||
2169 | SetTextColor (s->hdc, RGB (255, 255, 255)); | |
2170 | SetBkColor (s->hdc, RGB (0, 0, 0)); | |
2171 | ||
2172 | BitBlt (s->hdc, x, y, s->img->width, s->img->height, | |
4108c39d | 2173 | compat_hdc, 0, 0, SRCINVERT); |
d30591dc JR |
2174 | BitBlt (s->hdc, x, y, s->img->width, s->img->height, |
2175 | mask_dc, 0, 0, SRCAND); | |
2176 | BitBlt (s->hdc, x, y, s->img->width, s->img->height, | |
4108c39d | 2177 | compat_hdc, 0, 0, SRCINVERT); |
d30591dc JR |
2178 | |
2179 | SelectObject (mask_dc, mask_orig_obj); | |
2180 | DeleteDC (mask_dc); | |
791f420f JR |
2181 | } |
2182 | else | |
791f420f | 2183 | { |
d30591dc JR |
2184 | SetTextColor (s->hdc, s->gc->foreground); |
2185 | SetBkColor (s->hdc, s->gc->background); | |
2186 | ||
9436cdf9 | 2187 | BitBlt (s->hdc, x, y, s->img->width, s->img->height, |
4108c39d | 2188 | compat_hdc, 0, 0, SRCCOPY); |
791f420f JR |
2189 | |
2190 | /* When the image has a mask, we can expect that at | |
2191 | least part of a mouse highlight or a block cursor will | |
2192 | be visible. If the image doesn't have a mask, make | |
2193 | a block cursor visible by drawing a rectangle around | |
2194 | the image. I believe it's looking better if we do | |
2195 | nothing here for mouse-face. */ | |
2196 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2197 | { |
2198 | int r = s->img->relief; | |
2199 | if (r < 0) r = -r; | |
2200 | w32_draw_rectangle (s->hdc, s->gc, x - r, y - r , | |
2201 | s->img->width + r*2 - 1, s->img->height + r*2 - 1); | |
2202 | } | |
791f420f | 2203 | } |
d30591dc JR |
2204 | |
2205 | w32_set_clip_rectangle (s->hdc, NULL); | |
2206 | SelectObject (s->hdc, orig_brush); | |
2207 | DeleteObject (fg_brush); | |
2208 | SelectObject (compat_hdc, orig_obj); | |
2209 | DeleteDC (compat_hdc); | |
791f420f JR |
2210 | } |
2211 | else | |
2212 | w32_draw_rectangle (s->hdc, s->gc, x, y, s->img->width -1, | |
2213 | s->img->height - 1); | |
ee78dc32 | 2214 | |
791f420f JR |
2215 | RestoreDC (s->hdc ,-1); |
2216 | } | |
ee78dc32 | 2217 | |
791f420f JR |
2218 | |
2219 | ||
2220 | /* Draw a relief around the image glyph string S. */ | |
2221 | ||
2222 | static void | |
2223 | x_draw_image_relief (s) | |
2224 | struct glyph_string *s; | |
2225 | { | |
2226 | int x0, y0, x1, y1, thick, raised_p; | |
2227 | RECT r; | |
2228 | int x; | |
9ef2e2cf | 2229 | int y = s->ybase - image_ascent (s->img, s->face); |
d67d1627 | 2230 | |
791f420f JR |
2231 | /* If first glyph of S has a left box line, start drawing it to the |
2232 | right of that line. */ | |
2233 | if (s->face->box != FACE_NO_BOX | |
2234 | && s->first_glyph->left_box_line_p) | |
60222d69 | 2235 | x = s->x + abs (s->face->box_line_width); |
791f420f JR |
2236 | else |
2237 | x = s->x; | |
d67d1627 | 2238 | |
791f420f JR |
2239 | /* If there is a margin around the image, adjust x- and y-position |
2240 | by that margin. */ | |
d6ff54d5 JR |
2241 | x += s->img->hmargin; |
2242 | y += s->img->vmargin; | |
d67d1627 | 2243 | |
791f420f JR |
2244 | if (s->hl == DRAW_IMAGE_SUNKEN |
2245 | || s->hl == DRAW_IMAGE_RAISED) | |
2246 | { | |
6637c996 | 2247 | thick = tool_bar_button_relief >= 0 ? tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF; |
791f420f JR |
2248 | raised_p = s->hl == DRAW_IMAGE_RAISED; |
2249 | } | |
2250 | else | |
ee78dc32 | 2251 | { |
791f420f JR |
2252 | thick = abs (s->img->relief); |
2253 | raised_p = s->img->relief > 0; | |
2254 | } | |
d67d1627 | 2255 | |
791f420f JR |
2256 | x0 = x - thick; |
2257 | y0 = y - thick; | |
2258 | x1 = x + s->img->width + thick - 1; | |
2259 | y1 = y + s->img->height + thick - 1; | |
d67d1627 | 2260 | |
791f420f JR |
2261 | x_setup_relief_colors (s); |
2262 | w32_get_glyph_string_clip_rect (s, &r); | |
2263 | w32_draw_relief_rect (s->f, x0, y0, x1, y1, thick, raised_p, 1, 1, &r); | |
2264 | } | |
ee78dc32 | 2265 | |
791f420f JR |
2266 | |
2267 | /* Draw the foreground of image glyph string S to PIXMAP. */ | |
2268 | ||
2269 | static void | |
2270 | w32_draw_image_foreground_1 (s, pixmap) | |
2271 | struct glyph_string *s; | |
2272 | HBITMAP pixmap; | |
2273 | { | |
2274 | HDC hdc = CreateCompatibleDC (s->hdc); | |
2275 | HGDIOBJ orig_hdc_obj = SelectObject (hdc, pixmap); | |
2276 | int x; | |
9ef2e2cf | 2277 | int y = s->ybase - s->y - image_ascent (s->img, s->face); |
791f420f JR |
2278 | |
2279 | /* If first glyph of S has a left box line, start drawing it to the | |
2280 | right of that line. */ | |
2281 | if (s->face->box != FACE_NO_BOX | |
2282 | && s->first_glyph->left_box_line_p) | |
60222d69 | 2283 | x = abs (s->face->box_line_width); |
791f420f JR |
2284 | else |
2285 | x = 0; | |
2286 | ||
2287 | /* If there is a margin around the image, adjust x- and y-position | |
2288 | by that margin. */ | |
d6ff54d5 JR |
2289 | x += s->img->hmargin; |
2290 | y += s->img->vmargin; | |
791f420f JR |
2291 | |
2292 | if (s->img->pixmap) | |
2293 | { | |
d30591dc JR |
2294 | HDC compat_hdc = CreateCompatibleDC (hdc); |
2295 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2296 | HBRUSH orig_brush = SelectObject (hdc, fg_brush); | |
2297 | HGDIOBJ orig_obj = SelectObject (compat_hdc, s->img->pixmap); | |
2298 | ||
791f420f JR |
2299 | if (s->img->mask) |
2300 | { | |
d30591dc JR |
2301 | HDC mask_dc = CreateCompatibleDC (hdc); |
2302 | HGDIOBJ mask_orig_obj = SelectObject (mask_dc, s->img->mask); | |
2303 | ||
2304 | SetTextColor (hdc, RGB (0, 0, 0)); | |
2305 | SetBkColor (hdc, RGB (255, 255, 255)); | |
2306 | BitBlt (hdc, x, y, s->img->width, s->img->height, | |
2307 | compat_hdc, 0, 0, SRCINVERT); | |
2308 | BitBlt (hdc, x, y, s->img->width, s->img->height, | |
2309 | mask_dc, 0, 0, SRCAND); | |
2310 | BitBlt (hdc, x, y, s->img->width, s->img->height, | |
2311 | compat_hdc, 0, 0, SRCINVERT); | |
2312 | ||
2313 | SelectObject (mask_dc, mask_orig_obj); | |
2314 | DeleteDC (mask_dc); | |
791f420f JR |
2315 | } |
2316 | else | |
ef0e360f | 2317 | { |
d30591dc JR |
2318 | SetTextColor (hdc, s->gc->foreground); |
2319 | SetBkColor (hdc, s->gc->background); | |
2320 | ||
9436cdf9 | 2321 | BitBlt (hdc, x, y, s->img->width, s->img->height, |
4108c39d | 2322 | compat_hdc, 0, 0, SRCCOPY); |
791f420f JR |
2323 | |
2324 | /* When the image has a mask, we can expect that at | |
2325 | least part of a mouse highlight or a block cursor will | |
2326 | be visible. If the image doesn't have a mask, make | |
2327 | a block cursor visible by drawing a rectangle around | |
2328 | the image. I believe it's looking better if we do | |
2329 | nothing here for mouse-face. */ | |
2330 | if (s->hl == DRAW_CURSOR) | |
c65eff23 KS |
2331 | { |
2332 | int r = s->img->relief; | |
2333 | if (r < 0) r = -r; | |
d30591dc | 2334 | w32_draw_rectangle (hdc, s->gc, x - r, y - r , |
c65eff23 KS |
2335 | s->img->width + r*2 - 1, s->img->height + r*2 - 1); |
2336 | } | |
ef0e360f | 2337 | } |
d30591dc JR |
2338 | |
2339 | SelectObject (hdc, orig_brush); | |
2340 | DeleteObject (fg_brush); | |
2341 | SelectObject (compat_hdc, orig_obj); | |
2342 | DeleteDC (compat_hdc); | |
791f420f JR |
2343 | } |
2344 | else | |
2345 | w32_draw_rectangle (hdc, s->gc, x, y, s->img->width - 1, | |
2346 | s->img->height - 1); | |
2347 | ||
2348 | SelectObject (hdc, orig_hdc_obj); | |
2349 | DeleteDC (hdc); | |
2350 | } | |
2351 | ||
2352 | ||
2353 | /* Draw part of the background of glyph string S. X, Y, W, and H | |
2354 | give the rectangle to draw. */ | |
2355 | ||
2356 | static void | |
2357 | x_draw_glyph_string_bg_rect (s, x, y, w, h) | |
2358 | struct glyph_string *s; | |
2359 | int x, y, w, h; | |
2360 | { | |
01b220b6 | 2361 | #if 0 /* TODO: stipple */ |
791f420f JR |
2362 | if (s->stippled_p) |
2363 | { | |
2364 | /* Fill background with a stipple pattern. */ | |
2365 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2366 | XFillRectangle (s->display, s->window, s->gc, x, y, w, h); | |
2367 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2368 | } | |
2369 | else | |
2370 | #endif | |
2371 | x_clear_glyph_string_rect (s, x, y, w, h); | |
2372 | } | |
2373 | ||
2374 | ||
d67d1627 | 2375 | /* Draw image glyph string S. |
791f420f JR |
2376 | |
2377 | s->y | |
2378 | s->x +------------------------- | |
2379 | | s->face->box | |
2380 | | | |
2381 | | +------------------------- | |
d6ff54d5 | 2382 | | | s->img->vmargin |
791f420f JR |
2383 | | | |
2384 | | | +------------------- | |
2385 | | | | the image | |
cabb23bc | 2386 | |
791f420f JR |
2387 | */ |
2388 | ||
2389 | static void | |
2390 | x_draw_image_glyph_string (s) | |
2391 | struct glyph_string *s; | |
2392 | { | |
2393 | int x, y; | |
60222d69 AI |
2394 | int box_line_hwidth = abs (s->face->box_line_width); |
2395 | int box_line_vwidth = max (s->face->box_line_width, 0); | |
791f420f JR |
2396 | int height; |
2397 | HBITMAP pixmap = 0; | |
2398 | ||
60222d69 | 2399 | height = s->height - 2 * box_line_vwidth; |
791f420f JR |
2400 | |
2401 | /* Fill background with face under the image. Do it only if row is | |
2402 | taller than image or if image has a clip mask to reduce | |
2403 | flickering. */ | |
2404 | s->stippled_p = s->face->stipple != 0; | |
2405 | if (height > s->img->height | |
d6ff54d5 | 2406 | || s->img->hmargin |
c2cc16fa | 2407 | || s->img->vmargin |
791f420f | 2408 | || s->img->mask |
791f420f JR |
2409 | || s->img->pixmap == 0 |
2410 | || s->width != s->background_width) | |
2411 | { | |
60222d69 AI |
2412 | if (box_line_hwidth && s->first_glyph->left_box_line_p) |
2413 | x = s->x + box_line_hwidth; | |
791f420f JR |
2414 | else |
2415 | x = s->x; | |
d67d1627 | 2416 | |
60222d69 | 2417 | y = s->y + box_line_vwidth; |
d30591dc | 2418 | #if 0 /* TODO: figure out if we need to do this on Windows. */ |
791f420f | 2419 | if (s->img->mask) |
ee78dc32 | 2420 | { |
c2cc16fa JR |
2421 | /* Create a pixmap as large as the glyph string. Fill it |
2422 | with the background color. Copy the image to it, using | |
2423 | its mask. Copy the temporary pixmap to the display. */ | |
791f420f JR |
2424 | Screen *screen = FRAME_X_SCREEN (s->f); |
2425 | int depth = DefaultDepthOfScreen (screen); | |
2426 | ||
2427 | /* Create a pixmap as large as the glyph string. */ | |
2428 | pixmap = XCreatePixmap (s->display, s->window, | |
2429 | s->background_width, | |
2430 | s->height, depth); | |
d67d1627 | 2431 | |
791f420f JR |
2432 | /* Don't clip in the following because we're working on the |
2433 | pixmap. */ | |
2434 | XSetClipMask (s->display, s->gc, None); | |
ee78dc32 | 2435 | |
791f420f JR |
2436 | /* Fill the pixmap with the background color/stipple. */ |
2437 | if (s->stippled_p) | |
2438 | { | |
2439 | /* Fill background with a stipple pattern. */ | |
2440 | XSetFillStyle (s->display, s->gc, FillOpaqueStippled); | |
2441 | XFillRectangle (s->display, pixmap, s->gc, | |
2442 | 0, 0, s->background_width, s->height); | |
2443 | XSetFillStyle (s->display, s->gc, FillSolid); | |
2444 | } | |
ef0e360f | 2445 | else |
791f420f JR |
2446 | { |
2447 | XGCValues xgcv; | |
2448 | XGetGCValues (s->display, s->gc, GCForeground | GCBackground, | |
2449 | &xgcv); | |
2450 | XSetForeground (s->display, s->gc, xgcv.background); | |
2451 | XFillRectangle (s->display, pixmap, s->gc, | |
2452 | 0, 0, s->background_width, s->height); | |
2453 | XSetForeground (s->display, s->gc, xgcv.foreground); | |
2454 | } | |
ee78dc32 | 2455 | } |
791f420f JR |
2456 | else |
2457 | #endif | |
791f420f | 2458 | x_draw_glyph_string_bg_rect (s, x, y, s->background_width, height); |
d67d1627 | 2459 | |
791f420f JR |
2460 | s->background_filled_p = 1; |
2461 | } | |
ee78dc32 | 2462 | |
791f420f JR |
2463 | /* Draw the foreground. */ |
2464 | if (pixmap != 0) | |
2465 | { | |
2466 | w32_draw_image_foreground_1 (s, pixmap); | |
2467 | x_set_glyph_string_clipping (s); | |
ee78dc32 | 2468 | { |
791f420f JR |
2469 | HDC compat_hdc = CreateCompatibleDC (s->hdc); |
2470 | HBRUSH fg_brush = CreateSolidBrush (s->gc->foreground); | |
2471 | HBRUSH orig_brush = SelectObject (s->hdc, fg_brush); | |
2472 | HGDIOBJ orig_obj = SelectObject (compat_hdc, pixmap); | |
2473 | ||
2474 | SetTextColor (s->hdc, s->gc->foreground); | |
2475 | SetBkColor (s->hdc, s->gc->background); | |
791f420f JR |
2476 | BitBlt (s->hdc, s->x, s->y, s->background_width, s->height, |
2477 | compat_hdc, 0, 0, SRCCOPY); | |
d30591dc | 2478 | |
791f420f JR |
2479 | SelectObject (s->hdc, orig_brush); |
2480 | DeleteObject (fg_brush); | |
2481 | SelectObject (compat_hdc, orig_obj); | |
2482 | DeleteDC (compat_hdc); | |
2483 | } | |
2484 | DeleteObject (pixmap); | |
2485 | pixmap = 0; | |
2486 | } | |
2487 | else | |
2488 | x_draw_image_foreground (s); | |
ee78dc32 | 2489 | |
791f420f JR |
2490 | /* If we must draw a relief around the image, do it. */ |
2491 | if (s->img->relief | |
2492 | || s->hl == DRAW_IMAGE_RAISED | |
2493 | || s->hl == DRAW_IMAGE_SUNKEN) | |
2494 | x_draw_image_relief (s); | |
2495 | } | |
ee78dc32 | 2496 | |
cabb23bc | 2497 | |
791f420f | 2498 | /* Draw stretch glyph string S. */ |
cabb23bc | 2499 | |
791f420f JR |
2500 | static void |
2501 | x_draw_stretch_glyph_string (s) | |
2502 | struct glyph_string *s; | |
2503 | { | |
2504 | xassert (s->first_glyph->type == STRETCH_GLYPH); | |
2505 | s->stippled_p = s->face->stipple != 0; | |
65c4903c | 2506 | |
791f420f JR |
2507 | if (s->hl == DRAW_CURSOR |
2508 | && !x_stretch_cursor_p) | |
2509 | { | |
2510 | /* If `x-stretch-block-cursor' is nil, don't draw a block cursor | |
2511 | as wide as the stretch glyph. */ | |
2512 | int width = min (CANON_X_UNIT (s->f), s->background_width); | |
cabb23bc | 2513 | |
791f420f JR |
2514 | /* Draw cursor. */ |
2515 | x_draw_glyph_string_bg_rect (s, s->x, s->y, width, s->height); | |
cabb23bc | 2516 | |
791f420f JR |
2517 | /* Clear rest using the GC of the original non-cursor face. */ |
2518 | if (width < s->background_width) | |
2519 | { | |
2520 | XGCValues *gc = s->face->gc; | |
2521 | int x = s->x + width, y = s->y; | |
2522 | int w = s->background_width - width, h = s->height; | |
2523 | RECT r; | |
2524 | HDC hdc = s->hdc; | |
9f5a911b JR |
2525 | |
2526 | if (s->row->mouse_face_p | |
2527 | && cursor_in_mouse_face_p (s->w)) | |
2528 | { | |
2529 | x_set_mouse_face_gc (s); | |
2530 | gc = s->gc; | |
2531 | } | |
2532 | else | |
2533 | gc = s->face->gc; | |
d67d1627 | 2534 | |
791f420f JR |
2535 | w32_get_glyph_string_clip_rect (s, &r); |
2536 | w32_set_clip_rectangle (hdc, &r); | |
2537 | ||
01b220b6 | 2538 | #if 0 /* TODO: stipple */ |
791f420f JR |
2539 | if (s->face->stipple) |
2540 | { | |
2541 | /* Fill background with a stipple pattern. */ | |
2542 | XSetFillStyle (s->display, gc, FillOpaqueStippled); | |
2543 | XFillRectangle (s->display, s->window, gc, x, y, w, h); | |
2544 | XSetFillStyle (s->display, gc, FillSolid); | |
2545 | } | |
2546 | else | |
2547 | #endif | |
2548 | { | |
2549 | w32_fill_area (s->f, s->hdc, gc->background, x, y, w, h); | |
2550 | } | |
2551 | } | |
2552 | } | |
9f5a911b | 2553 | else if (!s->background_filled_p) |
791f420f JR |
2554 | x_draw_glyph_string_bg_rect (s, s->x, s->y, s->background_width, |
2555 | s->height); | |
d67d1627 | 2556 | |
791f420f JR |
2557 | s->background_filled_p = 1; |
2558 | } | |
cabb23bc | 2559 | |
cabb23bc | 2560 | |
791f420f JR |
2561 | /* Draw glyph string S. */ |
2562 | ||
2563 | static void | |
2564 | x_draw_glyph_string (s) | |
2565 | struct glyph_string *s; | |
2566 | { | |
858a55c1 AI |
2567 | int relief_drawn_p = 0; |
2568 | ||
791f420f JR |
2569 | /* If S draws into the background of its successor, draw the |
2570 | background of the successor first so that S can draw into it. | |
2571 | This makes S->next use XDrawString instead of XDrawImageString. */ | |
2572 | if (s->next && s->right_overhang && !s->for_overlaps_p) | |
2573 | { | |
2574 | xassert (s->next->img == NULL); | |
2575 | x_set_glyph_string_gc (s->next); | |
2576 | x_set_glyph_string_clipping (s->next); | |
2577 | x_draw_glyph_string_background (s->next, 1); | |
2578 | } | |
2579 | ||
2580 | /* Set up S->gc, set clipping and draw S. */ | |
2581 | x_set_glyph_string_gc (s); | |
791f420f | 2582 | |
858a55c1 AI |
2583 | /* Draw relief (if any) in advance for char/composition so that the |
2584 | glyph string can be drawn over it. */ | |
2585 | if (!s->for_overlaps_p | |
2586 | && s->face->box != FACE_NO_BOX | |
2587 | && (s->first_glyph->type == CHAR_GLYPH | |
2588 | || s->first_glyph->type == COMPOSITE_GLYPH)) | |
2589 | ||
2590 | { | |
9f5a911b | 2591 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2592 | x_draw_glyph_string_background (s, 1); |
2593 | x_draw_glyph_string_box (s); | |
9f5a911b | 2594 | x_set_glyph_string_clipping (s); |
858a55c1 AI |
2595 | relief_drawn_p = 1; |
2596 | } | |
9f5a911b JR |
2597 | else |
2598 | x_set_glyph_string_clipping (s); | |
858a55c1 | 2599 | |
791f420f JR |
2600 | switch (s->first_glyph->type) |
2601 | { | |
2602 | case IMAGE_GLYPH: | |
2603 | x_draw_image_glyph_string (s); | |
2604 | break; | |
2605 | ||
2606 | case STRETCH_GLYPH: | |
2607 | x_draw_stretch_glyph_string (s); | |
2608 | break; | |
2609 | ||
2610 | case CHAR_GLYPH: | |
2611 | if (s->for_overlaps_p) | |
2612 | s->background_filled_p = 1; | |
2613 | else | |
2614 | x_draw_glyph_string_background (s, 0); | |
2615 | x_draw_glyph_string_foreground (s); | |
2616 | break; | |
2617 | ||
2618 | case COMPOSITE_GLYPH: | |
2619 | if (s->for_overlaps_p || s->gidx > 0) | |
2620 | s->background_filled_p = 1; | |
2621 | else | |
2622 | x_draw_glyph_string_background (s, 1); | |
2623 | x_draw_composite_glyph_string_foreground (s); | |
2624 | break; | |
2625 | ||
2626 | default: | |
2627 | abort (); | |
2628 | } | |
2629 | ||
2630 | if (!s->for_overlaps_p) | |
2631 | { | |
2632 | /* Draw underline. */ | |
9ef2e2cf JR |
2633 | if (s->face->underline_p |
2634 | && (s->font->bdf || !s->font->tm.tmUnderlined)) | |
791f420f JR |
2635 | { |
2636 | unsigned long h = 1; | |
2637 | unsigned long dy = s->height - h; | |
2638 | ||
9f5a911b JR |
2639 | /* TODO: Use font information for positioning and thickness |
2640 | of underline. See OUTLINETEXTMETRIC, and xterm.c. */ | |
791f420f JR |
2641 | if (s->face->underline_defaulted_p) |
2642 | { | |
2643 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2644 | s->y + dy, s->width, 1); | |
2645 | } | |
2646 | else | |
2647 | { | |
2648 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
2649 | s->y + dy, s->width, 1); | |
2650 | } | |
2651 | } | |
2652 | ||
2653 | /* Draw overline. */ | |
2654 | if (s->face->overline_p) | |
2655 | { | |
2656 | unsigned long dy = 0, h = 1; | |
2657 | ||
2658 | if (s->face->overline_color_defaulted_p) | |
2659 | { | |
2660 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, | |
2661 | s->y + dy, s->width, h); | |
2662 | } | |
2663 | else | |
2664 | { | |
2665 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
2666 | s->y + dy, s->width, h); | |
2667 | } | |
2668 | } | |
2669 | ||
2670 | /* Draw strike-through. */ | |
9ef2e2cf JR |
2671 | if (s->face->strike_through_p |
2672 | && (s->font->bdf || !s->font->tm.tmStruckOut)) | |
791f420f JR |
2673 | { |
2674 | unsigned long h = 1; | |
2675 | unsigned long dy = (s->height - h) / 2; | |
2676 | ||
2677 | if (s->face->strike_through_color_defaulted_p) | |
2678 | { | |
2679 | w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x, s->y + dy, | |
2680 | s->width, h); | |
2681 | } | |
2682 | else | |
2683 | { | |
2684 | w32_fill_area (s->f, s->hdc, s->face->underline_color, s->x, | |
2685 | s->y + dy, s->width, h); | |
2686 | } | |
2687 | } | |
2688 | ||
2689 | /* Draw relief. */ | |
858a55c1 | 2690 | if (!relief_drawn_p && s->face->box != FACE_NO_BOX) |
791f420f JR |
2691 | x_draw_glyph_string_box (s); |
2692 | } | |
2693 | ||
2694 | /* Reset clipping. */ | |
2695 | w32_set_clip_rectangle (s->hdc, NULL); | |
2696 | } | |
2697 | ||
2698 | ||
791f420f JR |
2699 | /* Fix the display of area AREA of overlapping row ROW in window W. */ |
2700 | ||
2701 | static void | |
2702 | x_fix_overlapping_area (w, row, area) | |
2703 | struct window *w; | |
2704 | struct glyph_row *row; | |
2705 | enum glyph_row_area area; | |
2706 | { | |
2707 | int i, x; | |
d67d1627 | 2708 | |
791f420f | 2709 | BLOCK_INPUT; |
d67d1627 | 2710 | |
791f420f JR |
2711 | if (area == LEFT_MARGIN_AREA) |
2712 | x = 0; | |
2713 | else if (area == TEXT_AREA) | |
2714 | x = row->x + window_box_width (w, LEFT_MARGIN_AREA); | |
2715 | else | |
2716 | x = (window_box_width (w, LEFT_MARGIN_AREA) | |
2717 | + window_box_width (w, TEXT_AREA)); | |
b1ae662f | 2718 | |
791f420f JR |
2719 | for (i = 0; i < row->used[area];) |
2720 | { | |
2721 | if (row->glyphs[area][i].overlaps_vertically_p) | |
ee78dc32 | 2722 | { |
791f420f | 2723 | int start = i, start_x = x; |
ee78dc32 | 2724 | |
791f420f JR |
2725 | do |
2726 | { | |
2727 | x += row->glyphs[area][i].pixel_width; | |
2728 | ++i; | |
2729 | } | |
2730 | while (i < row->used[area] | |
2731 | && row->glyphs[area][i].overlaps_vertically_p); | |
cabb23bc | 2732 | |
791f420f | 2733 | x_draw_glyphs (w, start_x, row, area, start, i, |
6ff3e5e3 | 2734 | DRAW_NORMAL_TEXT, 1); |
791f420f JR |
2735 | } |
2736 | else | |
2737 | { | |
2738 | x += row->glyphs[area][i].pixel_width; | |
2739 | ++i; | |
2740 | } | |
2741 | } | |
d67d1627 | 2742 | |
791f420f | 2743 | UNBLOCK_INPUT; |
ee78dc32 GV |
2744 | } |
2745 | ||
ee78dc32 | 2746 | |
791f420f JR |
2747 | /* Output LEN glyphs starting at START at the nominal cursor position. |
2748 | Advance the nominal cursor over the text. The global variable | |
2749 | updated_window contains the window being updated, updated_row is | |
2750 | the glyph row being updated, and updated_area is the area of that | |
2751 | row being updated. */ | |
ee78dc32 | 2752 | |
96214669 | 2753 | static void |
791f420f JR |
2754 | x_write_glyphs (start, len) |
2755 | struct glyph *start; | |
ee78dc32 GV |
2756 | int len; |
2757 | { | |
6ff3e5e3 | 2758 | int x, hpos; |
ee78dc32 | 2759 | |
791f420f | 2760 | xassert (updated_window && updated_row); |
ee78dc32 | 2761 | BLOCK_INPUT; |
d67d1627 | 2762 | |
791f420f | 2763 | /* Write glyphs. */ |
ee78dc32 | 2764 | |
791f420f JR |
2765 | hpos = start - updated_row->glyphs[updated_area]; |
2766 | x = x_draw_glyphs (updated_window, output_cursor.x, | |
2767 | updated_row, updated_area, | |
2768 | hpos, hpos + len, | |
6ff3e5e3 | 2769 | DRAW_NORMAL_TEXT, 0); |
791f420f | 2770 | |
a18bb28d JR |
2771 | /* Invalidate old phys cursor if the glyph at its hpos is redrawn. */ |
2772 | if (updated_area == TEXT_AREA | |
2773 | && updated_window->phys_cursor_on_p | |
2774 | && updated_window->phys_cursor.vpos == output_cursor.vpos | |
2775 | && updated_window->phys_cursor.hpos >= hpos | |
2776 | && updated_window->phys_cursor.hpos < hpos + len) | |
2777 | updated_window->phys_cursor_on_p = 0; | |
2778 | ||
791f420f | 2779 | UNBLOCK_INPUT; |
d67d1627 | 2780 | |
791f420f JR |
2781 | /* Advance the output cursor. */ |
2782 | output_cursor.hpos += len; | |
2783 | output_cursor.x = x; | |
2784 | } | |
ee78dc32 | 2785 | |
ee78dc32 | 2786 | |
791f420f | 2787 | /* Insert LEN glyphs from START at the nominal cursor position. */ |
ee78dc32 | 2788 | |
791f420f JR |
2789 | static void |
2790 | x_insert_glyphs (start, len) | |
2791 | struct glyph *start; | |
2792 | register int len; | |
2793 | { | |
2794 | struct frame *f; | |
2795 | struct window *w; | |
2796 | int line_height, shift_by_width, shifted_region_width; | |
2797 | struct glyph_row *row; | |
2798 | struct glyph *glyph; | |
6ff3e5e3 | 2799 | int frame_x, frame_y, hpos; |
791f420f JR |
2800 | HDC hdc; |
2801 | ||
2802 | xassert (updated_window && updated_row); | |
2803 | BLOCK_INPUT; | |
2804 | w = updated_window; | |
2805 | f = XFRAME (WINDOW_FRAME (w)); | |
2806 | hdc = get_frame_dc (f); | |
2807 | ||
2808 | /* Get the height of the line we are in. */ | |
2809 | row = updated_row; | |
2810 | line_height = row->height; | |
2811 | ||
2812 | /* Get the width of the glyphs to insert. */ | |
2813 | shift_by_width = 0; | |
2814 | for (glyph = start; glyph < start + len; ++glyph) | |
2815 | shift_by_width += glyph->pixel_width; | |
2816 | ||
2817 | /* Get the width of the region to shift right. */ | |
2818 | shifted_region_width = (window_box_width (w, updated_area) | |
2819 | - output_cursor.x | |
2820 | - shift_by_width); | |
2821 | ||
2822 | /* Shift right. */ | |
5b844253 | 2823 | frame_x = window_box_left (w, updated_area) + output_cursor.x; |
791f420f JR |
2824 | frame_y = WINDOW_TO_FRAME_PIXEL_Y (w, output_cursor.y); |
2825 | BitBlt (hdc, frame_x + shift_by_width, frame_y, | |
2826 | shifted_region_width, line_height, | |
2827 | hdc, frame_x, frame_y, SRCCOPY); | |
2828 | ||
2829 | /* Write the glyphs. */ | |
2830 | hpos = start - row->glyphs[updated_area]; | |
2831 | x_draw_glyphs (w, output_cursor.x, row, updated_area, hpos, hpos + len, | |
6ff3e5e3 JR |
2832 | DRAW_NORMAL_TEXT, 0); |
2833 | ||
791f420f JR |
2834 | /* Advance the output cursor. */ |
2835 | output_cursor.hpos += len; | |
2836 | output_cursor.x += shift_by_width; | |
2837 | release_frame_dc (f, hdc); | |
ee78dc32 GV |
2838 | |
2839 | UNBLOCK_INPUT; | |
2840 | } | |
791f420f JR |
2841 | |
2842 | ||
2843 | /* Delete N glyphs at the nominal cursor position. Not implemented | |
2844 | for X frames. */ | |
ee78dc32 | 2845 | |
96214669 | 2846 | static void |
791f420f JR |
2847 | x_delete_glyphs (n) |
2848 | register int n; | |
ee78dc32 | 2849 | { |
7e6ac5b9 AI |
2850 | struct frame *f; |
2851 | ||
2852 | if (updating_frame) | |
2853 | f = updating_frame; | |
2854 | else | |
2855 | f = SELECTED_FRAME (); | |
2856 | ||
2857 | if (! FRAME_W32_P (f)) | |
2858 | return; | |
2859 | ||
791f420f JR |
2860 | abort (); |
2861 | } | |
ee78dc32 | 2862 | |
ee78dc32 | 2863 | |
791f420f JR |
2864 | /* Erase the current text line from the nominal cursor position |
2865 | (inclusive) to pixel column TO_X (exclusive). The idea is that | |
2866 | everything from TO_X onward is already erased. | |
ee78dc32 | 2867 | |
791f420f JR |
2868 | TO_X is a pixel position relative to updated_area of |
2869 | updated_window. TO_X == -1 means clear to the end of this area. */ | |
11606873 | 2870 | |
791f420f JR |
2871 | static void |
2872 | x_clear_end_of_line (to_x) | |
2873 | int to_x; | |
2874 | { | |
2875 | struct frame *f; | |
2876 | struct window *w = updated_window; | |
2877 | int max_x, min_y, max_y; | |
2878 | int from_x, from_y, to_y; | |
d67d1627 | 2879 | |
791f420f JR |
2880 | xassert (updated_window && updated_row); |
2881 | f = XFRAME (w->frame); | |
d67d1627 | 2882 | |
791f420f JR |
2883 | if (updated_row->full_width_p) |
2884 | { | |
2885 | max_x = XFASTINT (w->width) * CANON_X_UNIT (f); | |
2886 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f) | |
2887 | && !w->pseudo_window_p) | |
2888 | max_x += FRAME_SCROLL_BAR_WIDTH (f) * CANON_X_UNIT (f); | |
2889 | } | |
2890 | else | |
2891 | max_x = window_box_width (w, updated_area); | |
2892 | max_y = window_text_bottom_y (w); | |
ee78dc32 | 2893 | |
791f420f JR |
2894 | /* TO_X == 0 means don't do anything. TO_X < 0 means clear to end |
2895 | of window. For TO_X > 0, truncate to end of drawing area. */ | |
2896 | if (to_x == 0) | |
2897 | return; | |
2898 | else if (to_x < 0) | |
2899 | to_x = max_x; | |
2900 | else | |
2901 | to_x = min (to_x, max_x); | |
ee78dc32 | 2902 | |
791f420f | 2903 | to_y = min (max_y, output_cursor.y + updated_row->height); |
d67d1627 | 2904 | |
ee78dc32 | 2905 | /* Notice if the cursor will be cleared by this operation. */ |
791f420f | 2906 | if (!updated_row->full_width_p) |
6637c996 JR |
2907 | notice_overwritten_cursor (w, updated_area, |
2908 | output_cursor.x, -1, | |
2909 | updated_row->y, | |
2910 | MATRIX_ROW_BOTTOM_Y (updated_row)); | |
ee78dc32 | 2911 | |
791f420f | 2912 | from_x = output_cursor.x; |
6637c996 | 2913 | |
791f420f JR |
2914 | /* Translate to frame coordinates. */ |
2915 | if (updated_row->full_width_p) | |
2916 | { | |
2917 | from_x = WINDOW_TO_FRAME_PIXEL_X (w, from_x); | |
2918 | to_x = WINDOW_TO_FRAME_PIXEL_X (w, to_x); | |
2919 | } | |
2920 | else | |
2921 | { | |
2922 | from_x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, updated_area, from_x); | |
2923 | to_x = WINDOW_AREA_TO_FRAME_PIXEL_X (w, updated_area, to_x); | |
2924 | } | |
d67d1627 | 2925 | |
791f420f JR |
2926 | min_y = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (w); |
2927 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, max (min_y, output_cursor.y)); | |
2928 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, to_y); | |
d67d1627 | 2929 | |
791f420f JR |
2930 | /* Prevent inadvertently clearing to end of the X window. */ |
2931 | if (to_x > from_x && to_y > from_y) | |
2932 | { | |
00fe468b | 2933 | HDC hdc; |
791f420f | 2934 | BLOCK_INPUT; |
00fe468b JR |
2935 | hdc = get_frame_dc (f); |
2936 | ||
2937 | w32_clear_area (f, hdc, from_x, from_y, to_x - from_x, to_y - from_y); | |
2938 | release_frame_dc (f, hdc); | |
791f420f JR |
2939 | UNBLOCK_INPUT; |
2940 | } | |
ee78dc32 GV |
2941 | } |
2942 | ||
791f420f JR |
2943 | |
2944 | /* Clear entire frame. If updating_frame is non-null, clear that | |
2945 | frame. Otherwise clear the selected frame. */ | |
2946 | ||
96214669 | 2947 | static void |
791f420f | 2948 | x_clear_frame () |
ee78dc32 | 2949 | { |
791f420f | 2950 | struct frame *f; |
ee78dc32 | 2951 | |
791f420f JR |
2952 | if (updating_frame) |
2953 | f = updating_frame; | |
2954 | else | |
2955 | f = SELECTED_FRAME (); | |
ee78dc32 | 2956 | |
7e6ac5b9 AI |
2957 | if (! FRAME_W32_P (f)) |
2958 | return; | |
2959 | ||
791f420f JR |
2960 | /* Clearing the frame will erase any cursor, so mark them all as no |
2961 | longer visible. */ | |
2962 | mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f))); | |
2963 | output_cursor.hpos = output_cursor.vpos = 0; | |
2964 | output_cursor.x = -1; | |
ee78dc32 | 2965 | |
791f420f JR |
2966 | /* We don't set the output cursor here because there will always |
2967 | follow an explicit cursor_to. */ | |
ee78dc32 GV |
2968 | BLOCK_INPUT; |
2969 | ||
fbd6baed | 2970 | w32_clear_window (f); |
ee78dc32 GV |
2971 | |
2972 | /* We have to clear the scroll bars, too. If we have changed | |
2973 | colors or something like that, then they should be notified. */ | |
2974 | x_scroll_bar_clear (f); | |
2975 | ||
2976 | UNBLOCK_INPUT; | |
2977 | } | |
791f420f | 2978 | |
ee78dc32 GV |
2979 | \f |
2980 | /* Make audible bell. */ | |
2981 | ||
96214669 GV |
2982 | static void |
2983 | w32_ring_bell (void) | |
ee78dc32 | 2984 | { |
7e6ac5b9 AI |
2985 | struct frame *f; |
2986 | ||
2987 | f = SELECTED_FRAME (); | |
2988 | ||
ee78dc32 GV |
2989 | BLOCK_INPUT; |
2990 | ||
0f32f023 | 2991 | if (FRAME_W32_P (f) && visible_bell) |
8331e676 GV |
2992 | { |
2993 | int i; | |
791f420f | 2994 | HWND hwnd = FRAME_W32_WINDOW (SELECTED_FRAME ()); |
8331e676 | 2995 | |
d67d1627 | 2996 | for (i = 0; i < 5; i++) |
8331e676 GV |
2997 | { |
2998 | FlashWindow (hwnd, TRUE); | |
2999 | Sleep (10); | |
3000 | } | |
3001 | FlashWindow (hwnd, FALSE); | |
3002 | } | |
ee78dc32 | 3003 | else |
fbd6baed | 3004 | w32_sys_ring_bell (); |
ee78dc32 GV |
3005 | |
3006 | UNBLOCK_INPUT; | |
ee78dc32 | 3007 | } |
791f420f | 3008 | |
ee78dc32 | 3009 | \f |
791f420f JR |
3010 | /* Specify how many text lines, from the top of the window, |
3011 | should be affected by insert-lines and delete-lines operations. | |
3012 | This, and those operations, are used only within an update | |
3013 | that is bounded by calls to x_update_begin and x_update_end. */ | |
ee78dc32 | 3014 | |
96214669 | 3015 | static void |
791f420f JR |
3016 | w32_set_terminal_window (n) |
3017 | register int n; | |
ee78dc32 | 3018 | { |
791f420f | 3019 | /* This function intentionally left blank. */ |
ee78dc32 | 3020 | } |
791f420f JR |
3021 | |
3022 | \f | |
3023 | /*********************************************************************** | |
3024 | Line Dance | |
3025 | ***********************************************************************/ | |
3026 | ||
3027 | /* Perform an insert-lines or delete-lines operation, inserting N | |
3028 | lines or deleting -N lines at vertical position VPOS. */ | |
ee78dc32 | 3029 | |
96214669 | 3030 | static void |
791f420f JR |
3031 | x_ins_del_lines (vpos, n) |
3032 | int vpos, n; | |
ee78dc32 | 3033 | { |
7e6ac5b9 AI |
3034 | struct frame *f; |
3035 | ||
3036 | if (updating_frame) | |
3037 | f = updating_frame; | |
3038 | else | |
3039 | f = SELECTED_FRAME (); | |
3040 | ||
3041 | if (! FRAME_W32_P (f)) | |
3042 | return; | |
3043 | ||
ee78dc32 GV |
3044 | abort (); |
3045 | } | |
791f420f JR |
3046 | |
3047 | ||
3048 | /* Scroll part of the display as described by RUN. */ | |
3049 | ||
3050 | static void | |
3051 | x_scroll_run (w, run) | |
3052 | struct window *w; | |
3053 | struct run *run; | |
3054 | { | |
3055 | struct frame *f = XFRAME (w->frame); | |
3056 | int x, y, width, height, from_y, to_y, bottom_y; | |
4d6e8199 JR |
3057 | HWND hwnd = FRAME_W32_WINDOW (f); |
3058 | HRGN expect_dirty; | |
791f420f JR |
3059 | |
3060 | /* Get frame-relative bounding box of the text display area of W, | |
33c34bea KS |
3061 | without mode lines. Include in this box the left and right |
3062 | fringes of W. */ | |
791f420f | 3063 | window_box (w, -1, &x, &y, &width, &height); |
33c34bea KS |
3064 | width += FRAME_X_FRINGE_WIDTH (f); |
3065 | x -= FRAME_X_LEFT_FRINGE_WIDTH (f); | |
791f420f JR |
3066 | |
3067 | from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y); | |
3068 | to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y); | |
3069 | bottom_y = y + height; | |
3070 | ||
3071 | if (to_y < from_y) | |
3072 | { | |
3073 | /* Scrolling up. Make sure we don't copy part of the mode | |
3074 | line at the bottom. */ | |
3075 | if (from_y + run->height > bottom_y) | |
3076 | height = bottom_y - from_y; | |
3077 | else | |
3078 | height = run->height; | |
4d6e8199 | 3079 | expect_dirty = CreateRectRgn (x, y + height, x + width, bottom_y); |
791f420f JR |
3080 | } |
3081 | else | |
3082 | { | |
3083 | /* Scolling down. Make sure we don't copy over the mode line. | |
3084 | at the bottom. */ | |
3085 | if (to_y + run->height > bottom_y) | |
3086 | height = bottom_y - to_y; | |
3087 | else | |
3088 | height = run->height; | |
4d6e8199 | 3089 | expect_dirty = CreateRectRgn (x, y, x + width, to_y); |
791f420f JR |
3090 | } |
3091 | ||
3092 | BLOCK_INPUT; | |
d67d1627 | 3093 | |
791f420f JR |
3094 | /* Cursor off. Will be switched on again in x_update_window_end. */ |
3095 | updated_window = w; | |
3096 | x_clear_cursor (w); | |
3097 | ||
4d6e8199 JR |
3098 | { |
3099 | RECT from; | |
3100 | RECT to; | |
3101 | HRGN dirty = CreateRectRgn (0, 0, 0, 0); | |
3102 | HRGN combined = CreateRectRgn (0, 0, 0, 0); | |
3103 | ||
3104 | from.left = to.left = x; | |
3105 | from.right = to.right = x + width; | |
3106 | from.top = from_y; | |
3107 | from.bottom = from_y + height; | |
3108 | to.top = y; | |
3109 | to.bottom = bottom_y; | |
3110 | ||
3111 | ScrollWindowEx (hwnd, 0, to_y - from_y, &from, &to, dirty, | |
3112 | NULL, SW_INVALIDATE); | |
3113 | ||
3114 | /* Combine this with what we expect to be dirty. This covers the | |
3115 | case where not all of the region we expect is actually dirty. */ | |
3116 | CombineRgn (combined, dirty, expect_dirty, RGN_OR); | |
3117 | ||
3118 | /* If the dirty region is not what we expected, redraw the entire frame. */ | |
3119 | if (!EqualRgn (combined, expect_dirty)) | |
3120 | SET_FRAME_GARBAGED (f); | |
3121 | } | |
3122 | ||
791f420f | 3123 | UNBLOCK_INPUT; |
791f420f JR |
3124 | } |
3125 | ||
9ef2e2cf | 3126 | |
ee78dc32 | 3127 | \f |
791f420f JR |
3128 | /*********************************************************************** |
3129 | Exposure Events | |
3130 | ***********************************************************************/ | |
d67d1627 | 3131 | |
791f420f JR |
3132 | /* Redisplay an exposed area of frame F. X and Y are the upper-left |
3133 | corner of the exposed rectangle. W and H are width and height of | |
3134 | the exposed area. All are pixel values. W or H zero means redraw | |
3135 | the entire frame. */ | |
ee78dc32 | 3136 | |
96214669 | 3137 | static void |
791f420f JR |
3138 | expose_frame (f, x, y, w, h) |
3139 | struct frame *f; | |
3140 | int x, y, w, h; | |
ee78dc32 | 3141 | { |
791f420f | 3142 | RECT r; |
9f5a911b | 3143 | int mouse_face_overwritten_p = 0; |
791f420f JR |
3144 | |
3145 | TRACE ((stderr, "expose_frame ")); | |
3146 | ||
3147 | /* No need to redraw if frame will be redrawn soon. */ | |
3148 | if (FRAME_GARBAGED_P (f)) | |
3149 | { | |
3150 | TRACE ((stderr, " garbaged\n")); | |
3151 | return; | |
3152 | } | |
3153 | ||
3154 | /* If basic faces haven't been realized yet, there is no point in | |
3155 | trying to redraw anything. This can happen when we get an expose | |
3156 | event while Emacs is starting, e.g. by moving another window. */ | |
3157 | if (FRAME_FACE_CACHE (f) == NULL | |
3158 | || FRAME_FACE_CACHE (f)->used < BASIC_FACE_ID_SENTINEL) | |
3159 | { | |
3160 | TRACE ((stderr, " no faces\n")); | |
3161 | return; | |
3162 | } | |
3163 | ||
3164 | if (w == 0 || h == 0) | |
3165 | { | |
3166 | r.left = r.top = 0; | |
3167 | r.right = CANON_X_UNIT (f) * f->width; | |
3168 | r.bottom = CANON_Y_UNIT (f) * f->height; | |
3169 | } | |
3170 | else | |
3171 | { | |
3172 | r.left = x; | |
3173 | r.top = y; | |
3174 | r.right = x + w; | |
3175 | r.bottom = y + h; | |
3176 | } | |
3177 | ||
3178 | TRACE ((stderr, "(%d, %d, %d, %d)\n", r.left, r.top, r.right, r.bottom)); | |
9f5a911b | 3179 | mouse_face_overwritten_p = expose_window_tree (XWINDOW (f->root_window), &r); |
791f420f JR |
3180 | |
3181 | if (WINDOWP (f->tool_bar_window)) | |
9f5a911b JR |
3182 | mouse_face_overwritten_p |
3183 | |= expose_window (XWINDOW (f->tool_bar_window), &r); | |
3184 | ||
3185 | /* Some window managers support a focus-follows-mouse style with | |
3186 | delayed raising of frames. Imagine a partially obscured frame, | |
3187 | and moving the mouse into partially obscured mouse-face on that | |
3188 | frame. The visible part of the mouse-face will be highlighted, | |
3189 | then the WM raises the obscured frame. With at least one WM, KDE | |
3190 | 2.1, Emacs is not getting any event for the raising of the frame | |
3191 | (even tried with SubstructureRedirectMask), only Expose events. | |
3192 | These expose events will draw text normally, i.e. not | |
3193 | highlighted. Which means we must redo the highlight here. | |
3194 | Subsume it under ``we love X''. --gerd 2001-08-15 */ | |
3195 | /* Included in Windows version because Windows most likely does not | |
3196 | do the right thing if any third party tool offers | |
3197 | focus-follows-mouse with delayed raise. --jason 2001-10-12 */ | |
3198 | if (mouse_face_overwritten_p && !FRAME_GARBAGED_P (f)) | |
791f420f | 3199 | { |
9f5a911b JR |
3200 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
3201 | if (f == dpyinfo->mouse_face_mouse_frame) | |
3202 | { | |
3203 | int x = dpyinfo->mouse_face_mouse_x; | |
3204 | int y = dpyinfo->mouse_face_mouse_y; | |
3205 | clear_mouse_face (dpyinfo); | |
3206 | note_mouse_highlight (f, x, y); | |
3207 | } | |
791f420f JR |
3208 | } |
3209 | } | |
3210 | ||
3211 | ||
3212 | /* Redraw (parts) of all windows in the window tree rooted at W that | |
3213 | intersect R. R contains frame pixel coordinates. */ | |
3214 | ||
9f5a911b | 3215 | static int |
791f420f JR |
3216 | expose_window_tree (w, r) |
3217 | struct window *w; | |
3218 | RECT *r; | |
3219 | { | |
9f5a911b JR |
3220 | struct frame *f = XFRAME (w->frame); |
3221 | int mouse_face_overwritten_p = 0; | |
3222 | ||
3223 | while (w && !FRAME_GARBAGED_P (f)) | |
791f420f JR |
3224 | { |
3225 | if (!NILP (w->hchild)) | |
9f5a911b JR |
3226 | mouse_face_overwritten_p |
3227 | |= expose_window_tree (XWINDOW (w->hchild), r); | |
791f420f | 3228 | else if (!NILP (w->vchild)) |
9f5a911b JR |
3229 | mouse_face_overwritten_p |
3230 | |= expose_window_tree (XWINDOW (w->vchild), r); | |
791f420f | 3231 | else |
9f5a911b | 3232 | mouse_face_overwritten_p |= expose_window (w, r); |
791f420f | 3233 | |
9f5a911b | 3234 | w = NILP (w->next) ? NULL : XWINDOW (w->next); |
791f420f | 3235 | } |
9f5a911b JR |
3236 | |
3237 | return mouse_face_overwritten_p; | |
791f420f JR |
3238 | } |
3239 | ||
3240 | ||
3241 | /* Redraw the part of glyph row area AREA of glyph row ROW on window W | |
3242 | which intersects rectangle R. R is in window-relative coordinates. */ | |
3243 | ||
3244 | static void | |
3245 | expose_area (w, row, r, area) | |
3246 | struct window *w; | |
3247 | struct glyph_row *row; | |
3248 | RECT *r; | |
3249 | enum glyph_row_area area; | |
3250 | { | |
791f420f JR |
3251 | struct glyph *first = row->glyphs[area]; |
3252 | struct glyph *end = row->glyphs[area] + row->used[area]; | |
3253 | struct glyph *last; | |
2df85294 | 3254 | int first_x, start_x, x; |
791f420f | 3255 | |
791f420f JR |
3256 | if (area == TEXT_AREA && row->fill_line_p) |
3257 | /* If row extends face to end of line write the whole line. */ | |
c2cc16fa | 3258 | x_draw_glyphs (w, 0, row, area, |
791f420f | 3259 | 0, row->used[area], |
6ff3e5e3 | 3260 | DRAW_NORMAL_TEXT, 0); |
791f420f JR |
3261 | else |
3262 | { | |
2df85294 JR |
3263 | /* Set START_X to the window-relative start position for drawing glyphs of |
3264 | AREA. The first glyph of the text area can be partially visible. | |
3265 | The first glyphs of other areas cannot. */ | |
3266 | if (area == LEFT_MARGIN_AREA) | |
3267 | start_x = 0; | |
3268 | else if (area == TEXT_AREA) | |
3269 | start_x = row->x + window_box_width (w, LEFT_MARGIN_AREA); | |
3270 | else | |
3271 | start_x = (window_box_width (w, LEFT_MARGIN_AREA) | |
3272 | + window_box_width (w, TEXT_AREA)); | |
3273 | x = start_x; | |
3274 | ||
791f420f JR |
3275 | /* Find the first glyph that must be redrawn. */ |
3276 | while (first < end | |
3277 | && x + first->pixel_width < r->left) | |
3278 | { | |
3279 | x += first->pixel_width; | |
3280 | ++first; | |
3281 | } | |
d67d1627 | 3282 | |
791f420f JR |
3283 | /* Find the last one. */ |
3284 | last = first; | |
3285 | first_x = x; | |
3286 | while (last < end | |
3287 | && x < r->right) | |
3288 | { | |
3289 | x += last->pixel_width; | |
3290 | ++last; | |
3291 | } | |
2df85294 | 3292 | |
791f420f JR |
3293 | /* Repaint. */ |
3294 | if (last > first) | |
f201d732 | 3295 | x_draw_glyphs (w, first_x - start_x, row, area, |
791f420f JR |
3296 | first - row->glyphs[area], |
3297 | last - row->glyphs[area], | |
6ff3e5e3 | 3298 | DRAW_NORMAL_TEXT, 0); |
791f420f JR |
3299 | } |
3300 | } | |
3301 | ||
3302 | ||
3303 | /* Redraw the parts of the glyph row ROW on window W intersecting | |
9f5a911b JR |
3304 | rectangle R. R is in window-relative coordinates. Value is |
3305 | non-zero if mouse face was overwritten. */ | |
ee78dc32 | 3306 | |
9f5a911b | 3307 | static int |
791f420f JR |
3308 | expose_line (w, row, r) |
3309 | struct window *w; | |
3310 | struct glyph_row *row; | |
3311 | RECT *r; | |
3312 | { | |
3313 | xassert (row->enabled_p); | |
d67d1627 | 3314 | |
791f420f JR |
3315 | if (row->mode_line_p || w->pseudo_window_p) |
3316 | x_draw_glyphs (w, 0, row, TEXT_AREA, 0, row->used[TEXT_AREA], | |
6ff3e5e3 | 3317 | DRAW_NORMAL_TEXT, 0); |
ee78dc32 | 3318 | else |
791f420f JR |
3319 | { |
3320 | if (row->used[LEFT_MARGIN_AREA]) | |
3321 | expose_area (w, row, r, LEFT_MARGIN_AREA); | |
3322 | if (row->used[TEXT_AREA]) | |
3323 | expose_area (w, row, r, TEXT_AREA); | |
3324 | if (row->used[RIGHT_MARGIN_AREA]) | |
3325 | expose_area (w, row, r, RIGHT_MARGIN_AREA); | |
b6ae1532 | 3326 | draw_row_fringe_bitmaps (w, row); |
791f420f | 3327 | } |
9f5a911b JR |
3328 | |
3329 | return row->mouse_face_p; | |
ee78dc32 | 3330 | } |
ee78dc32 | 3331 | |
ee78dc32 | 3332 | |
791f420f | 3333 | /* Return non-zero if W's cursor intersects rectangle R. */ |
96214669 | 3334 | |
791f420f JR |
3335 | static int |
3336 | x_phys_cursor_in_rect_p (w, r) | |
3337 | struct window *w; | |
3338 | RECT *r; | |
ee78dc32 | 3339 | { |
791f420f JR |
3340 | RECT cr, result; |
3341 | struct glyph *cursor_glyph; | |
ee78dc32 | 3342 | |
791f420f JR |
3343 | cursor_glyph = get_phys_cursor_glyph (w); |
3344 | if (cursor_glyph) | |
ee78dc32 | 3345 | { |
791f420f JR |
3346 | cr.left = w->phys_cursor.x; |
3347 | cr.top = w->phys_cursor.y; | |
3348 | cr.right = cr.left + cursor_glyph->pixel_width; | |
3349 | cr.bottom = cr.top + w->phys_cursor_height; | |
158cba56 | 3350 | return IntersectRect (&result, &cr, r); |
ee78dc32 GV |
3351 | } |
3352 | else | |
791f420f | 3353 | return 0; |
ee78dc32 GV |
3354 | } |
3355 | ||
791f420f | 3356 | |
95f2448c RS |
3357 | /* Redraw those parts of glyphs rows during expose event handling that |
3358 | overlap other rows. Redrawing of an exposed line writes over parts | |
3359 | of lines overlapping that exposed line; this function fixes that. | |
3360 | ||
3361 | W is the window being exposed. FIRST_OVERLAPPING_ROW is the first | |
3362 | row in W's current matrix that is exposed and overlaps other rows. | |
3363 | LAST_OVERLAPPING_ROW is the last such row. */ | |
3364 | ||
3365 | static void | |
3366 | expose_overlaps (w, first_overlapping_row, last_overlapping_row) | |
3367 | struct window *w; | |
3368 | struct glyph_row *first_overlapping_row; | |
3369 | struct glyph_row *last_overlapping_row; | |
3370 | { | |
3371 | struct glyph_row *row; | |
d67d1627 | 3372 | |
95f2448c RS |
3373 | for (row = first_overlapping_row; row <= last_overlapping_row; ++row) |
3374 | if (row->overlapping_p) | |
3375 | { | |
3376 | xassert (row->enabled_p && !row->mode_line_p); | |
d67d1627 | 3377 | |
95f2448c RS |
3378 | if (row->used[LEFT_MARGIN_AREA]) |
3379 | x_fix_overlapping_area (w, row, LEFT_MARGIN_AREA); | |
d67d1627 | 3380 | |
95f2448c RS |
3381 | if (row->used[TEXT_AREA]) |
3382 | x_fix_overlapping_area (w, row, TEXT_AREA); | |
d67d1627 | 3383 | |
95f2448c RS |
3384 | if (row->used[RIGHT_MARGIN_AREA]) |
3385 | x_fix_overlapping_area (w, row, RIGHT_MARGIN_AREA); | |
3386 | } | |
3387 | } | |
3388 | ||
3389 | ||
9f5a911b JR |
3390 | /* Redraw the part of window W intersection rectagle FR. Pixel |
3391 | coordinates in FR are frame relative. Call this function with | |
3392 | input blocked. Value is non-zero if the exposure overwrites | |
3393 | mouse-face. */ | |
791f420f | 3394 | |
9f5a911b JR |
3395 | static int |
3396 | expose_window (w, fr) | |
791f420f | 3397 | struct window *w; |
9f5a911b | 3398 | RECT *fr; |
ee78dc32 | 3399 | { |
9f5a911b JR |
3400 | struct frame *f = XFRAME (w->frame); |
3401 | RECT wr, r; | |
3402 | int mouse_face_overwritten_p = 0; | |
791f420f JR |
3403 | |
3404 | /* If window is not yet fully initialized, do nothing. This can | |
3405 | happen when toolkit scroll bars are used and a window is split. | |
3406 | Reconfiguring the scroll bar will generate an expose for a newly | |
3407 | created window. */ | |
9f5a911b JR |
3408 | if (w->current_matrix == NULL) |
3409 | return 0; | |
ee78dc32 | 3410 | |
9f5a911b JR |
3411 | /* When we're currently updating the window, display and current |
3412 | matrix usually don't agree. Arrange for a thorough display | |
3413 | later. */ | |
3414 | if (w == updated_window) | |
791f420f | 3415 | { |
9f5a911b JR |
3416 | SET_FRAME_GARBAGED (f); |
3417 | return 0; | |
791f420f | 3418 | } |
791f420f | 3419 | |
9f5a911b JR |
3420 | /* Frame-relative pixel rectangle of W. */ |
3421 | wr.left = XFASTINT (w->left) * CANON_X_UNIT (f); | |
3422 | wr.top = XFASTINT (w->top) * CANON_Y_UNIT (f); | |
3423 | wr.right = wr.left + XFASTINT (w->width) * CANON_X_UNIT (f); | |
3424 | wr.bottom = wr.top + XFASTINT (w->height) * CANON_Y_UNIT (f); | |
3425 | ||
3426 | if (IntersectRect(&r, fr, &wr)) | |
791f420f | 3427 | { |
9f5a911b JR |
3428 | int yb = window_text_bottom_y (w); |
3429 | struct glyph_row *row; | |
3430 | int cursor_cleared_p; | |
95f2448c | 3431 | struct glyph_row *first_overlapping_row, *last_overlapping_row; |
ee78dc32 | 3432 | |
9f5a911b JR |
3433 | TRACE ((stderr, "expose_window (%d, %d, %d, %d)\n", |
3434 | r.left, r.top, r.right, r.bottom)); | |
689004fa | 3435 | |
9f5a911b JR |
3436 | /* Convert to window coordinates. */ |
3437 | r.left = FRAME_TO_WINDOW_PIXEL_X (w, r.left); | |
3438 | r.right = FRAME_TO_WINDOW_PIXEL_X (w, r.right); | |
3439 | r.top = FRAME_TO_WINDOW_PIXEL_Y (w, r.top); | |
3440 | r.bottom = FRAME_TO_WINDOW_PIXEL_Y (w, r.bottom); | |
3441 | ||
3442 | /* Turn off the cursor. */ | |
3443 | if (!w->pseudo_window_p | |
3444 | && x_phys_cursor_in_rect_p (w, &r)) | |
3445 | { | |
3446 | x_clear_cursor (w); | |
3447 | cursor_cleared_p = 1; | |
3448 | } | |
3449 | else | |
3450 | cursor_cleared_p = 0; | |
3451 | ||
95f2448c RS |
3452 | /* Update lines intersecting rectangle R. */ |
3453 | first_overlapping_row = last_overlapping_row = NULL; | |
9f5a911b JR |
3454 | for (row = w->current_matrix->rows; |
3455 | row->enabled_p; | |
3456 | ++row) | |
3457 | { | |
3458 | int y0 = row->y; | |
3459 | int y1 = MATRIX_ROW_BOTTOM_Y (row); | |
3460 | ||
3461 | if ((y0 >= r.top && y0 < r.bottom) | |
3462 | || (y1 > r.top && y1 < r.bottom) | |
3463 | || (r.top >= y0 && r.top < y1) | |
3464 | || (r.bottom > y0 && r.bottom < y1)) | |
3465 | { | |
95f2448c RS |
3466 | if (row->overlapping_p) |
3467 | { | |
3468 | if (first_overlapping_row == NULL) | |
3469 | first_overlapping_row = row; | |
3470 | last_overlapping_row = row; | |
3471 | } | |
d67d1627 | 3472 | |
9f5a911b JR |
3473 | if (expose_line (w, row, &r)) |
3474 | mouse_face_overwritten_p = 1; | |
3475 | } | |
3476 | ||
3477 | if (y1 >= yb) | |
3478 | break; | |
3479 | } | |
3480 | ||
3481 | /* Display the mode line if there is one. */ | |
3482 | if (WINDOW_WANTS_MODELINE_P (w) | |
3483 | && (row = MATRIX_MODE_LINE_ROW (w->current_matrix), | |
3484 | row->enabled_p) | |
3485 | && row->y < r.bottom) | |
3486 | { | |
3487 | if (expose_line (w, row, &r)) | |
3488 | mouse_face_overwritten_p = 1; | |
3489 | } | |
3490 | ||
3491 | if (!w->pseudo_window_p) | |
3492 | { | |
95f2448c RS |
3493 | /* Fix the display of overlapping rows. */ |
3494 | if (first_overlapping_row) | |
3495 | expose_overlaps (w, first_overlapping_row, last_overlapping_row); | |
d67d1627 | 3496 | |
9f5a911b JR |
3497 | /* Draw border between windows. */ |
3498 | x_draw_vertical_border (w); | |
3499 | ||
3500 | /* Turn the cursor on again. */ | |
3501 | if (cursor_cleared_p) | |
3502 | x_update_window_cursor (w, 1); | |
3503 | } | |
791f420f | 3504 | } |
9f5a911b JR |
3505 | |
3506 | return mouse_face_overwritten_p; | |
ee78dc32 | 3507 | } |
ee78dc32 | 3508 | |
ee78dc32 GV |
3509 | \f |
3510 | static void | |
3511 | frame_highlight (f) | |
3512 | struct frame *f; | |
3513 | { | |
791f420f | 3514 | x_update_cursor (f, 1); |
ee78dc32 GV |
3515 | } |
3516 | ||
3517 | static void | |
3518 | frame_unhighlight (f) | |
3519 | struct frame *f; | |
3520 | { | |
791f420f | 3521 | x_update_cursor (f, 1); |
ee78dc32 GV |
3522 | } |
3523 | ||
ee78dc32 GV |
3524 | /* The focus has changed. Update the frames as necessary to reflect |
3525 | the new situation. Note that we can't change the selected frame | |
3526 | here, because the Lisp code we are interrupting might become confused. | |
3527 | Each event gets marked with the frame in which it occurred, so the | |
3528 | Lisp code can tell when the switch took place by examining the events. */ | |
3529 | ||
9ef2e2cf | 3530 | static void |
ee78dc32 | 3531 | x_new_focus_frame (dpyinfo, frame) |
fbd6baed | 3532 | struct w32_display_info *dpyinfo; |
ee78dc32 GV |
3533 | struct frame *frame; |
3534 | { | |
fbd6baed | 3535 | struct frame *old_focus = dpyinfo->w32_focus_frame; |
ee78dc32 | 3536 | |
fbd6baed | 3537 | if (frame != dpyinfo->w32_focus_frame) |
ee78dc32 GV |
3538 | { |
3539 | /* Set this before calling other routines, so that they see | |
fbd6baed GV |
3540 | the correct value of w32_focus_frame. */ |
3541 | dpyinfo->w32_focus_frame = frame; | |
ee78dc32 GV |
3542 | |
3543 | if (old_focus && old_focus->auto_lower) | |
3544 | x_lower_frame (old_focus); | |
3545 | ||
fbd6baed GV |
3546 | if (dpyinfo->w32_focus_frame && dpyinfo->w32_focus_frame->auto_raise) |
3547 | pending_autoraise_frame = dpyinfo->w32_focus_frame; | |
ee78dc32 GV |
3548 | else |
3549 | pending_autoraise_frame = 0; | |
3550 | } | |
3551 | ||
3552 | x_frame_rehighlight (dpyinfo); | |
3553 | } | |
3554 | ||
3555 | /* Handle an event saying the mouse has moved out of an Emacs frame. */ | |
3556 | ||
3557 | void | |
3558 | x_mouse_leave (dpyinfo) | |
fbd6baed | 3559 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3560 | { |
fbd6baed | 3561 | x_new_focus_frame (dpyinfo, dpyinfo->w32_focus_event_frame); |
ee78dc32 GV |
3562 | } |
3563 | ||
3564 | /* The focus has changed, or we have redirected a frame's focus to | |
3565 | another frame (this happens when a frame uses a surrogate | |
9ef2e2cf | 3566 | mini-buffer frame). Shift the highlight as appropriate. |
ee78dc32 GV |
3567 | |
3568 | The FRAME argument doesn't necessarily have anything to do with which | |
9ef2e2cf JR |
3569 | frame is being highlighted or un-highlighted; we only use it to find |
3570 | the appropriate X display info. */ | |
3571 | ||
ee78dc32 | 3572 | static void |
fbd6baed | 3573 | w32_frame_rehighlight (frame) |
ee78dc32 GV |
3574 | struct frame *frame; |
3575 | { | |
7e6ac5b9 AI |
3576 | if (! FRAME_W32_P (frame)) |
3577 | return; | |
fbd6baed | 3578 | x_frame_rehighlight (FRAME_W32_DISPLAY_INFO (frame)); |
ee78dc32 GV |
3579 | } |
3580 | ||
3581 | static void | |
3582 | x_frame_rehighlight (dpyinfo) | |
fbd6baed | 3583 | struct w32_display_info *dpyinfo; |
ee78dc32 | 3584 | { |
4baaed0f | 3585 | struct frame *old_highlight = dpyinfo->x_highlight_frame; |
ee78dc32 | 3586 | |
fbd6baed | 3587 | if (dpyinfo->w32_focus_frame) |
ee78dc32 | 3588 | { |
4baaed0f | 3589 | dpyinfo->x_highlight_frame |
fbd6baed GV |
3590 | = ((GC_FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame))) |
3591 | ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame)) | |
3592 | : dpyinfo->w32_focus_frame); | |
4baaed0f | 3593 | if (! FRAME_LIVE_P (dpyinfo->x_highlight_frame)) |
ee78dc32 | 3594 | { |
fbd6baed | 3595 | FRAME_FOCUS_FRAME (dpyinfo->w32_focus_frame) = Qnil; |
4baaed0f | 3596 | dpyinfo->x_highlight_frame = dpyinfo->w32_focus_frame; |
ee78dc32 GV |
3597 | } |
3598 | } | |
3599 | else | |
4baaed0f | 3600 | dpyinfo->x_highlight_frame = 0; |
ee78dc32 | 3601 | |
4baaed0f | 3602 | if (dpyinfo->x_highlight_frame != old_highlight) |
ee78dc32 GV |
3603 | { |
3604 | if (old_highlight) | |
3605 | frame_unhighlight (old_highlight); | |
4baaed0f KS |
3606 | if (dpyinfo->x_highlight_frame) |
3607 | frame_highlight (dpyinfo->x_highlight_frame); | |
ee78dc32 GV |
3608 | } |
3609 | } | |
3610 | \f | |
3611 | /* Keyboard processing - modifier keys, etc. */ | |
3612 | ||
3613 | /* Convert a keysym to its name. */ | |
3614 | ||
3615 | char * | |
3616 | x_get_keysym_name (keysym) | |
3617 | int keysym; | |
3618 | { | |
3619 | /* Make static so we can always return it */ | |
3620 | static char value[100]; | |
3621 | ||
3622 | BLOCK_INPUT; | |
9127e20e | 3623 | GetKeyNameText (keysym, value, 100); |
ee78dc32 GV |
3624 | UNBLOCK_INPUT; |
3625 | ||
3626 | return value; | |
3627 | } | |
9ef2e2cf JR |
3628 | |
3629 | ||
ee78dc32 GV |
3630 | \f |
3631 | /* Mouse clicks and mouse movement. Rah. */ | |
3632 | ||
9ef2e2cf JR |
3633 | /* Given a pixel position (PIX_X, PIX_Y) on frame F, return glyph |
3634 | co-ordinates in (*X, *Y). Set *BOUNDS to the rectangle that the | |
3635 | glyph at X, Y occupies, if BOUNDS != 0. If NOCLIP is non-zero, do | |
3636 | not force the value into range. */ | |
ee78dc32 GV |
3637 | |
3638 | void | |
3639 | pixel_to_glyph_coords (f, pix_x, pix_y, x, y, bounds, noclip) | |
3640 | FRAME_PTR f; | |
3641 | register int pix_x, pix_y; | |
3642 | register int *x, *y; | |
3643 | RECT *bounds; | |
3644 | int noclip; | |
3645 | { | |
52cf03a1 GV |
3646 | /* Support tty mode: if Vwindow_system is nil, behave correctly. */ |
3647 | if (NILP (Vwindow_system)) | |
3648 | { | |
3649 | *x = pix_x; | |
3650 | *y = pix_y; | |
3651 | return; | |
3652 | } | |
3653 | ||
ee78dc32 GV |
3654 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to round down |
3655 | even for negative values. */ | |
3656 | if (pix_x < 0) | |
9127e20e | 3657 | pix_x -= FONT_WIDTH (FRAME_FONT (f)) - 1; |
ee78dc32 | 3658 | if (pix_y < 0) |
fbd6baed | 3659 | pix_y -= (f)->output_data.w32->line_height - 1; |
ee78dc32 GV |
3660 | |
3661 | pix_x = PIXEL_TO_CHAR_COL (f, pix_x); | |
3662 | pix_y = PIXEL_TO_CHAR_ROW (f, pix_y); | |
3663 | ||
3664 | if (bounds) | |
3665 | { | |
3666 | bounds->left = CHAR_TO_PIXEL_COL (f, pix_x); | |
3667 | bounds->top = CHAR_TO_PIXEL_ROW (f, pix_y); | |
9127e20e | 3668 | bounds->right = bounds->left + FONT_WIDTH (FRAME_FONT (f)) - 1; |
fbd6baed | 3669 | bounds->bottom = bounds->top + f->output_data.w32->line_height - 1; |
ee78dc32 GV |
3670 | } |
3671 | ||
3672 | if (!noclip) | |
3673 | { | |
3674 | if (pix_x < 0) | |
3675 | pix_x = 0; | |
ec48c3a7 JR |
3676 | else if (pix_x > FRAME_WINDOW_WIDTH (f)) |
3677 | pix_x = FRAME_WINDOW_WIDTH (f); | |
ee78dc32 GV |
3678 | |
3679 | if (pix_y < 0) | |
3680 | pix_y = 0; | |
3681 | else if (pix_y > f->height) | |
3682 | pix_y = f->height; | |
3683 | } | |
3684 | ||
3685 | *x = pix_x; | |
3686 | *y = pix_y; | |
3687 | } | |
3688 | ||
791f420f JR |
3689 | |
3690 | /* Given HPOS/VPOS in the current matrix of W, return corresponding | |
3691 | frame-relative pixel positions in *FRAME_X and *FRAME_Y. If we | |
3692 | can't tell the positions because W's display is not up to date, | |
3693 | return 0. */ | |
3694 | ||
3695 | int | |
3696 | glyph_to_pixel_coords (w, hpos, vpos, frame_x, frame_y) | |
3697 | struct window *w; | |
3698 | int hpos, vpos; | |
3699 | int *frame_x, *frame_y; | |
ee78dc32 | 3700 | { |
791f420f JR |
3701 | int success_p; |
3702 | ||
3703 | xassert (hpos >= 0 && hpos < w->current_matrix->matrix_w); | |
3704 | xassert (vpos >= 0 && vpos < w->current_matrix->matrix_h); | |
3705 | ||
3706 | if (display_completed) | |
52cf03a1 | 3707 | { |
791f420f JR |
3708 | struct glyph_row *row = MATRIX_ROW (w->current_matrix, vpos); |
3709 | struct glyph *glyph = row->glyphs[TEXT_AREA]; | |
3710 | struct glyph *end = glyph + min (hpos, row->used[TEXT_AREA]); | |
3711 | ||
3712 | *frame_y = row->y; | |
3713 | *frame_x = row->x; | |
3714 | while (glyph < end) | |
3715 | { | |
3716 | *frame_x += glyph->pixel_width; | |
3717 | ++glyph; | |
3718 | } | |
3719 | ||
3720 | success_p = 1; | |
3721 | } | |
3722 | else | |
3723 | { | |
3724 | *frame_y = *frame_x = 0; | |
3725 | success_p = 0; | |
52cf03a1 GV |
3726 | } |
3727 | ||
791f420f JR |
3728 | *frame_y = WINDOW_TO_FRAME_PIXEL_Y (w, *frame_y); |
3729 | *frame_x = WINDOW_TO_FRAME_PIXEL_X (w, *frame_x); | |
3730 | return success_p; | |
ee78dc32 GV |
3731 | } |
3732 | ||
53823ab9 JR |
3733 | /* Parse a button MESSAGE. The button index is returned in PBUTTON, and |
3734 | the state in PUP. XBUTTON provides extra information for extended mouse | |
3735 | button messages. Returns FALSE if unable to parse the message. */ | |
d67d1627 | 3736 | BOOL |
53823ab9 | 3737 | parse_button (message, xbutton, pbutton, pup) |
ee78dc32 | 3738 | int message; |
53823ab9 | 3739 | int xbutton; |
ee78dc32 GV |
3740 | int * pbutton; |
3741 | int * pup; | |
3742 | { | |
3743 | int button = 0; | |
3744 | int up = 0; | |
d67d1627 | 3745 | |
ee78dc32 GV |
3746 | switch (message) |
3747 | { | |
3748 | case WM_LBUTTONDOWN: | |
3749 | button = 0; | |
3750 | up = 0; | |
3751 | break; | |
3752 | case WM_LBUTTONUP: | |
3753 | button = 0; | |
3754 | up = 1; | |
3755 | break; | |
3756 | case WM_MBUTTONDOWN: | |
fbd6baed | 3757 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3758 | button = 1; |
3759 | else | |
3760 | button = 2; | |
ee78dc32 GV |
3761 | up = 0; |
3762 | break; | |
3763 | case WM_MBUTTONUP: | |
fbd6baed | 3764 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3765 | button = 1; |
3766 | else | |
3767 | button = 2; | |
ee78dc32 GV |
3768 | up = 1; |
3769 | break; | |
3770 | case WM_RBUTTONDOWN: | |
fbd6baed | 3771 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3772 | button = 2; |
3773 | else | |
3774 | button = 1; | |
ee78dc32 GV |
3775 | up = 0; |
3776 | break; | |
3777 | case WM_RBUTTONUP: | |
fbd6baed | 3778 | if (NILP (Vw32_swap_mouse_buttons)) |
52cf03a1 GV |
3779 | button = 2; |
3780 | else | |
3781 | button = 1; | |
ee78dc32 GV |
3782 | up = 1; |
3783 | break; | |
53823ab9 JR |
3784 | case WM_XBUTTONDOWN: |
3785 | button = xbutton + 2; | |
3786 | up = 0; | |
3787 | break; | |
3788 | case WM_XBUTTONUP: | |
3789 | button = xbutton + 2; | |
3790 | up = 1; | |
3791 | break; | |
ee78dc32 GV |
3792 | default: |
3793 | return (FALSE); | |
3794 | } | |
d67d1627 | 3795 | |
ee78dc32 GV |
3796 | if (pup) *pup = up; |
3797 | if (pbutton) *pbutton = button; | |
d67d1627 | 3798 | |
ee78dc32 GV |
3799 | return (TRUE); |
3800 | } | |
3801 | ||
3802 | ||
3803 | /* Prepare a mouse-event in *RESULT for placement in the input queue. | |
3804 | ||
3805 | If the event is a button press, then note that we have grabbed | |
3806 | the mouse. */ | |
3807 | ||
ec48c3a7 | 3808 | static Lisp_Object |
ee78dc32 GV |
3809 | construct_mouse_click (result, msg, f) |
3810 | struct input_event *result; | |
fbd6baed | 3811 | W32Msg *msg; |
ee78dc32 GV |
3812 | struct frame *f; |
3813 | { | |
3814 | int button; | |
3815 | int up; | |
3816 | ||
53823ab9 JR |
3817 | parse_button (msg->msg.message, HIWORD (msg->msg.wParam), |
3818 | &button, &up); | |
ee78dc32 | 3819 | |
3b8f9651 | 3820 | /* Make the event type NO_EVENT; we'll change that when we decide |
ee78dc32 | 3821 | otherwise. */ |
3b8f9651 | 3822 | result->kind = MOUSE_CLICK_EVENT; |
ee78dc32 GV |
3823 | result->code = button; |
3824 | result->timestamp = msg->msg.time; | |
3825 | result->modifiers = (msg->dwModifiers | |
3826 | | (up | |
3827 | ? up_modifier | |
3828 | : down_modifier)); | |
3829 | ||
ec48c3a7 JR |
3830 | XSETINT (result->x, LOWORD (msg->msg.lParam)); |
3831 | XSETINT (result->y, HIWORD (msg->msg.lParam)); | |
3832 | XSETFRAME (result->frame_or_window, f); | |
3833 | result->arg = Qnil; | |
3834 | return Qnil; | |
ee78dc32 GV |
3835 | } |
3836 | ||
ec48c3a7 | 3837 | static Lisp_Object |
689004fa GV |
3838 | construct_mouse_wheel (result, msg, f) |
3839 | struct input_event *result; | |
3840 | W32Msg *msg; | |
3841 | struct frame *f; | |
3842 | { | |
3843 | POINT p; | |
3b8f9651 | 3844 | result->kind = MOUSE_WHEEL_EVENT; |
689004fa GV |
3845 | result->code = (short) HIWORD (msg->msg.wParam); |
3846 | result->timestamp = msg->msg.time; | |
3847 | result->modifiers = msg->dwModifiers; | |
3848 | p.x = LOWORD (msg->msg.lParam); | |
3849 | p.y = HIWORD (msg->msg.lParam); | |
9127e20e | 3850 | ScreenToClient (msg->msg.hwnd, &p); |
689004fa GV |
3851 | XSETINT (result->x, p.x); |
3852 | XSETINT (result->y, p.y); | |
3853 | XSETFRAME (result->frame_or_window, f); | |
7e889510 | 3854 | result->arg = Qnil; |
ec48c3a7 | 3855 | return Qnil; |
689004fa GV |
3856 | } |
3857 | ||
ec48c3a7 | 3858 | static Lisp_Object |
12857dfd RS |
3859 | construct_drag_n_drop (result, msg, f) |
3860 | struct input_event *result; | |
3861 | W32Msg *msg; | |
3862 | struct frame *f; | |
3863 | { | |
3864 | Lisp_Object files; | |
3865 | Lisp_Object frame; | |
3866 | HDROP hdrop; | |
3867 | POINT p; | |
3868 | WORD num_files; | |
3869 | char *name; | |
3870 | int i, len; | |
3871 | ||
3b8f9651 | 3872 | result->kind = DRAG_N_DROP_EVENT; |
12857dfd RS |
3873 | result->code = 0; |
3874 | result->timestamp = msg->msg.time; | |
3875 | result->modifiers = msg->dwModifiers; | |
3876 | ||
fb9cc9cc AI |
3877 | hdrop = (HDROP) msg->msg.wParam; |
3878 | DragQueryPoint (hdrop, &p); | |
3879 | ||
e12ca9c2 | 3880 | #if 0 |
12857dfd RS |
3881 | p.x = LOWORD (msg->msg.lParam); |
3882 | p.y = HIWORD (msg->msg.lParam); | |
3883 | ScreenToClient (msg->msg.hwnd, &p); | |
e12ca9c2 AI |
3884 | #endif |
3885 | ||
12857dfd RS |
3886 | XSETINT (result->x, p.x); |
3887 | XSETINT (result->y, p.y); | |
3888 | ||
12857dfd RS |
3889 | num_files = DragQueryFile (hdrop, 0xFFFFFFFF, NULL, 0); |
3890 | files = Qnil; | |
3891 | ||
3892 | for (i = 0; i < num_files; i++) | |
3893 | { | |
3894 | len = DragQueryFile (hdrop, i, NULL, 0); | |
3895 | if (len <= 0) | |
3896 | continue; | |
3897 | name = alloca (len + 1); | |
3898 | DragQueryFile (hdrop, i, name, len + 1); | |
54a0ce0f | 3899 | files = Fcons (DECODE_FILE (build_string (name)), files); |
12857dfd RS |
3900 | } |
3901 | ||
3902 | DragFinish (hdrop); | |
3903 | ||
3904 | XSETFRAME (frame, f); | |
3905 | result->frame_or_window = Fcons (frame, files); | |
7e889510 | 3906 | result->arg = Qnil; |
ec48c3a7 | 3907 | return Qnil; |
12857dfd RS |
3908 | } |
3909 | ||
ee78dc32 GV |
3910 | \f |
3911 | /* Function to report a mouse movement to the mainstream Emacs code. | |
3912 | The input handler calls this. | |
3913 | ||
3914 | We have received a mouse movement event, which is given in *event. | |
3915 | If the mouse is over a different glyph than it was last time, tell | |
3916 | the mainstream emacs code by setting mouse_moved. If not, ask for | |
3917 | another motion event, so we can check again the next time it moves. */ | |
3918 | ||
791f420f JR |
3919 | static MSG last_mouse_motion_event; |
3920 | static Lisp_Object last_mouse_motion_frame; | |
3921 | ||
9f5a911b JR |
3922 | static void remember_mouse_glyph P_ ((struct frame *, int, int)); |
3923 | ||
ee78dc32 GV |
3924 | static void |
3925 | note_mouse_movement (frame, msg) | |
3926 | FRAME_PTR frame; | |
3927 | MSG *msg; | |
3928 | { | |
9f5a911b JR |
3929 | int mouse_x = LOWORD (msg->lParam); |
3930 | int mouse_y = HIWORD (msg->lParam); | |
3931 | ||
ee78dc32 | 3932 | last_mouse_movement_time = msg->time; |
791f420f JR |
3933 | memcpy (&last_mouse_motion_event, msg, sizeof (last_mouse_motion_event)); |
3934 | XSETFRAME (last_mouse_motion_frame, frame); | |
ee78dc32 | 3935 | |
fbd6baed | 3936 | if (msg->hwnd != FRAME_W32_WINDOW (frame)) |
ee78dc32 GV |
3937 | { |
3938 | frame->mouse_moved = 1; | |
3939 | last_mouse_scroll_bar = Qnil; | |
ee78dc32 GV |
3940 | note_mouse_highlight (frame, -1, -1); |
3941 | } | |
3942 | ||
3943 | /* Has the mouse moved off the glyph it was on at the last sighting? */ | |
9f5a911b JR |
3944 | else if (mouse_x < last_mouse_glyph.left |
3945 | || mouse_x > last_mouse_glyph.right | |
3946 | || mouse_y < last_mouse_glyph.top | |
3947 | || mouse_y > last_mouse_glyph.bottom) | |
ee78dc32 GV |
3948 | { |
3949 | frame->mouse_moved = 1; | |
3950 | last_mouse_scroll_bar = Qnil; | |
9f5a911b JR |
3951 | note_mouse_highlight (frame, mouse_x, mouse_y); |
3952 | /* Remember the mouse position here, as w32_mouse_position only | |
3953 | gets called when mouse tracking is enabled but we also need | |
3954 | to keep track of the mouse for help_echo and highlighting at | |
3955 | other times. */ | |
3956 | remember_mouse_glyph (frame, mouse_x, mouse_y); | |
ee78dc32 GV |
3957 | } |
3958 | } | |
3959 | ||
791f420f JR |
3960 | \f |
3961 | /************************************************************************ | |
3962 | Mouse Face | |
3963 | ************************************************************************/ | |
3964 | ||
3965 | /* Find the glyph under window-relative coordinates X/Y in window W. | |
3966 | Consider only glyphs from buffer text, i.e. no glyphs from overlay | |
3967 | strings. Return in *HPOS and *VPOS the row and column number of | |
3968 | the glyph found. Return in *AREA the glyph area containing X. | |
3969 | Value is a pointer to the glyph found or null if X/Y is not on | |
3970 | text, or we can't tell because W's current matrix is not up to | |
3971 | date. */ | |
3972 | ||
3973 | static struct glyph * | |
9f5a911b | 3974 | x_y_to_hpos_vpos (w, x, y, hpos, vpos, area, buffer_only_p) |
791f420f JR |
3975 | struct window *w; |
3976 | int x, y; | |
3977 | int *hpos, *vpos, *area; | |
9f5a911b | 3978 | int buffer_only_p; |
791f420f JR |
3979 | { |
3980 | struct glyph *glyph, *end; | |
ec48c3a7 | 3981 | struct glyph_row *row = NULL; |
791f420f JR |
3982 | int x0, i, left_area_width; |
3983 | ||
3984 | /* Find row containing Y. Give up if some row is not enabled. */ | |
3985 | for (i = 0; i < w->current_matrix->nrows; ++i) | |
3986 | { | |
3987 | row = MATRIX_ROW (w->current_matrix, i); | |
3988 | if (!row->enabled_p) | |
3989 | return NULL; | |
3990 | if (y >= row->y && y < MATRIX_ROW_BOTTOM_Y (row)) | |
3991 | break; | |
3992 | } | |
3993 | ||
3994 | *vpos = i; | |
3995 | *hpos = 0; | |
3996 | ||
3997 | /* Give up if Y is not in the window. */ | |
3998 | if (i == w->current_matrix->nrows) | |
3999 | return NULL; | |
4000 | ||
4001 | /* Get the glyph area containing X. */ | |
4002 | if (w->pseudo_window_p) | |
4003 | { | |
4004 | *area = TEXT_AREA; | |
4005 | x0 = 0; | |
4006 | } | |
4007 | else | |
4008 | { | |
4009 | left_area_width = window_box_width (w, LEFT_MARGIN_AREA); | |
4010 | if (x < left_area_width) | |
4011 | { | |
4012 | *area = LEFT_MARGIN_AREA; | |
4013 | x0 = 0; | |
4014 | } | |
4015 | else if (x < left_area_width + window_box_width (w, TEXT_AREA)) | |
4016 | { | |
4017 | *area = TEXT_AREA; | |
4018 | x0 = row->x + left_area_width; | |
4019 | } | |
4020 | else | |
4021 | { | |
4022 | *area = RIGHT_MARGIN_AREA; | |
4023 | x0 = left_area_width + window_box_width (w, TEXT_AREA); | |
4024 | } | |
4025 | } | |
4026 | ||
4027 | /* Find glyph containing X. */ | |
4028 | glyph = row->glyphs[*area]; | |
4029 | end = glyph + row->used[*area]; | |
4030 | while (glyph < end) | |
4031 | { | |
4032 | if (x < x0 + glyph->pixel_width) | |
4033 | { | |
4034 | if (w->pseudo_window_p) | |
4035 | break; | |
9f5a911b | 4036 | else if (!buffer_only_p || BUFFERP (glyph->object)) |
791f420f JR |
4037 | break; |
4038 | } | |
d67d1627 | 4039 | |
791f420f JR |
4040 | x0 += glyph->pixel_width; |
4041 | ++glyph; | |
4042 | } | |
4043 | ||
4044 | if (glyph == end) | |
4045 | return NULL; | |
4046 | ||
4047 | *hpos = glyph - row->glyphs[*area]; | |
4048 | return glyph; | |
4049 | } | |
4050 | ||
4051 | ||
4052 | /* Convert frame-relative x/y to coordinates relative to window W. | |
4053 | Takes pseudo-windows into account. */ | |
4054 | ||
4055 | static void | |
4056 | frame_to_window_pixel_xy (w, x, y) | |
4057 | struct window *w; | |
4058 | int *x, *y; | |
4059 | { | |
4060 | if (w->pseudo_window_p) | |
4061 | { | |
4062 | /* A pseudo-window is always full-width, and starts at the | |
4063 | left edge of the frame, plus a frame border. */ | |
4064 | struct frame *f = XFRAME (w->frame); | |
4065 | *x -= FRAME_INTERNAL_BORDER_WIDTH_SAFE (f); | |
4066 | *y = FRAME_TO_WINDOW_PIXEL_Y (w, *y); | |
4067 | } | |
4068 | else | |
4069 | { | |
4070 | *x = FRAME_TO_WINDOW_PIXEL_X (w, *x); | |
4071 | *y = FRAME_TO_WINDOW_PIXEL_Y (w, *y); | |
4072 | } | |
4073 | } | |
4074 | ||
4075 | ||
a18bb28d JR |
4076 | /* Take proper action when mouse has moved to the mode or header line |
4077 | or marginal area of window W, x-position X and y-position Y. Area | |
4078 | is 1, 3, 6 or 7 for the mode line, header line, left and right | |
4079 | marginal area respectively. X is relative to the start of the text | |
4080 | display area of W, so the width of bitmap areas and scroll bars | |
4081 | must be subtracted to get a position relative to the start of the | |
4082 | mode line. */ | |
791f420f JR |
4083 | |
4084 | static void | |
a18bb28d | 4085 | note_mode_line_or_margin_highlight (w, x, y, portion) |
791f420f | 4086 | struct window *w; |
a18bb28d | 4087 | int x, y, portion; |
791f420f JR |
4088 | { |
4089 | struct frame *f = XFRAME (w->frame); | |
4090 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
4091 | Cursor cursor = dpyinfo->vertical_scroll_bar_cursor; | |
a18bb28d JR |
4092 | int charpos; |
4093 | Lisp_Object string, help, map, pos; | |
791f420f | 4094 | |
a18bb28d JR |
4095 | if (portion == 1 || portion == 3) |
4096 | string = mode_line_string (w, x, y, portion == 1, &charpos); | |
791f420f | 4097 | else |
a18bb28d | 4098 | string = marginal_area_string (w, x, y, portion, &charpos); |
791f420f | 4099 | |
a18bb28d | 4100 | if (STRINGP (string)) |
791f420f | 4101 | { |
a18bb28d | 4102 | pos = make_number (charpos); |
d67d1627 | 4103 | |
a18bb28d JR |
4104 | /* If we're on a string with `help-echo' text property, arrange |
4105 | for the help to be displayed. This is done by setting the | |
4106 | global variable help_echo to the help string. */ | |
4107 | help = Fget_text_property (pos, Qhelp_echo, string); | |
4108 | if (!NILP (help)) | |
791f420f | 4109 | { |
a18bb28d JR |
4110 | help_echo = help; |
4111 | XSETWINDOW (help_echo_window, w); | |
4112 | help_echo_object = string; | |
4113 | help_echo_pos = charpos; | |
791f420f JR |
4114 | } |
4115 | ||
a18bb28d JR |
4116 | /* Change the mouse pointer according to what is under X/Y. */ |
4117 | map = Fget_text_property (pos, Qlocal_map, string); | |
4118 | if (!KEYMAPP (map)) | |
4119 | map = Fget_text_property (pos, Qkeymap, string); | |
4120 | if (KEYMAPP (map)) | |
4121 | cursor = f->output_data.w32->nontext_cursor; | |
791f420f | 4122 | } |
a18bb28d | 4123 | |
2bf04b9d | 4124 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); |
791f420f | 4125 | } |
ee78dc32 | 4126 | |
9ef2e2cf JR |
4127 | |
4128 | /* Take proper action when the mouse has moved to position X, Y on | |
4129 | frame F as regards highlighting characters that have mouse-face | |
4130 | properties. Also de-highlighting chars where the mouse was before. | |
ee78dc32 GV |
4131 | X and Y can be negative or out of range. */ |
4132 | ||
4133 | static void | |
4134 | note_mouse_highlight (f, x, y) | |
9ef2e2cf | 4135 | struct frame *f; |
ee78dc32 GV |
4136 | int x, y; |
4137 | { | |
791f420f JR |
4138 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
4139 | int portion; | |
ee78dc32 GV |
4140 | Lisp_Object window; |
4141 | struct window *w; | |
2bf04b9d | 4142 | Cursor cursor = 0; |
9f5a911b | 4143 | struct buffer *b; |
ee78dc32 | 4144 | |
791f420f JR |
4145 | /* When a menu is active, don't highlight because this looks odd. */ |
4146 | if (popup_activated ()) | |
4147 | return; | |
4148 | ||
3d26a7c2 | 4149 | if (NILP (Vmouse_highlight) |
9ef2e2cf | 4150 | || !f->glyphs_initialized_p) |
ee78dc32 GV |
4151 | return; |
4152 | ||
791f420f JR |
4153 | dpyinfo->mouse_face_mouse_x = x; |
4154 | dpyinfo->mouse_face_mouse_y = y; | |
4155 | dpyinfo->mouse_face_mouse_frame = f; | |
ee78dc32 | 4156 | |
791f420f | 4157 | if (dpyinfo->mouse_face_defer) |
ee78dc32 GV |
4158 | return; |
4159 | ||
4160 | if (gc_in_progress) | |
4161 | { | |
791f420f | 4162 | dpyinfo->mouse_face_deferred_gc = 1; |
ee78dc32 GV |
4163 | return; |
4164 | } | |
4165 | ||
ee78dc32 | 4166 | /* Which window is that in? */ |
791f420f | 4167 | window = window_from_coordinates (f, x, y, &portion, 1); |
ee78dc32 GV |
4168 | |
4169 | /* If we were displaying active text in another window, clear that. */ | |
791f420f JR |
4170 | if (! EQ (window, dpyinfo->mouse_face_window)) |
4171 | clear_mouse_face (dpyinfo); | |
4172 | ||
4173 | /* Not on a window -> return. */ | |
4174 | if (!WINDOWP (window)) | |
4175 | return; | |
4176 | ||
abb15ebd JR |
4177 | /* Reset help_echo. It will get recomputed below. */ |
4178 | help_echo = Qnil; | |
4179 | ||
791f420f JR |
4180 | /* Convert to window-relative pixel coordinates. */ |
4181 | w = XWINDOW (window); | |
4182 | frame_to_window_pixel_xy (w, &x, &y); | |
4183 | ||
4184 | /* Handle tool-bar window differently since it doesn't display a | |
4185 | buffer. */ | |
4186 | if (EQ (window, f->tool_bar_window)) | |
4187 | { | |
4188 | note_tool_bar_highlight (f, x, y); | |
4189 | return; | |
4190 | } | |
4191 | ||
9f5a911b | 4192 | /* Mouse is on the mode or header line? */ |
a18bb28d | 4193 | if (portion == 1 || portion == 3 || portion == 6 || portion == 7) |
791f420f | 4194 | { |
a18bb28d | 4195 | note_mode_line_or_margin_highlight (w, x, y, portion); |
791f420f JR |
4196 | return; |
4197 | } | |
2bf04b9d | 4198 | |
9f5a911b | 4199 | if (portion == 2) |
2bf04b9d | 4200 | cursor = f->output_data.w32->horizontal_drag_cursor; |
791f420f | 4201 | else |
2bf04b9d JR |
4202 | cursor = f->output_data.w32->text_cursor; |
4203 | ||
ee78dc32 GV |
4204 | /* Are we in a window whose display is up to date? |
4205 | And verify the buffer's text has not changed. */ | |
9f5a911b | 4206 | b = XBUFFER (w->buffer); |
9ef2e2cf | 4207 | if (/* Within text portion of the window. */ |
791f420f | 4208 | portion == 0 |
ee78dc32 | 4209 | && EQ (w->window_end_valid, w->buffer) |
9f5a911b JR |
4210 | && XFASTINT (w->last_modified) == BUF_MODIFF (b) |
4211 | && XFASTINT (w->last_overlay_modified) == BUF_OVERLAY_MODIFF (b)) | |
ee78dc32 | 4212 | { |
791f420f JR |
4213 | int hpos, vpos, pos, i, area; |
4214 | struct glyph *glyph; | |
9f5a911b JR |
4215 | Lisp_Object object; |
4216 | Lisp_Object mouse_face = Qnil, overlay = Qnil, position; | |
4217 | Lisp_Object *overlay_vec = NULL; | |
4218 | int len, noverlays; | |
4219 | struct buffer *obuf; | |
4220 | int obegv, ozv, same_region; | |
791f420f JR |
4221 | |
4222 | /* Find the glyph under X/Y. */ | |
9f5a911b | 4223 | glyph = x_y_to_hpos_vpos (w, x, y, &hpos, &vpos, &area, 0); |
791f420f JR |
4224 | |
4225 | /* Clear mouse face if X/Y not over text. */ | |
4226 | if (glyph == NULL | |
4227 | || area != TEXT_AREA | |
4228 | || !MATRIX_ROW (w->current_matrix, vpos)->displays_text_p) | |
4229 | { | |
4230 | clear_mouse_face (dpyinfo); | |
2bf04b9d | 4231 | cursor = f->output_data.w32->nontext_cursor; |
9f5a911b | 4232 | goto set_cursor; |
791f420f JR |
4233 | } |
4234 | ||
4235 | pos = glyph->charpos; | |
9f5a911b JR |
4236 | object = glyph->object; |
4237 | if (!STRINGP (object) && !BUFFERP (object)) | |
4238 | goto set_cursor; | |
4239 | ||
4240 | /* If we get an out-of-range value, return now; avoid an error. */ | |
4241 | if (BUFFERP (object) && pos > BUF_Z (b)) | |
4242 | goto set_cursor; | |
4243 | ||
4244 | /* Make the window's buffer temporarily current for | |
4245 | overlays_at and compute_char_face. */ | |
4246 | obuf = current_buffer; | |
4247 | current_buffer = b; | |
4248 | obegv = BEGV; | |
4249 | ozv = ZV; | |
4250 | BEGV = BEG; | |
4251 | ZV = Z; | |
4252 | ||
4253 | /* Is this char mouse-active or does it have help-echo? */ | |
4254 | position = make_number (pos); | |
4255 | ||
4256 | if (BUFFERP (object)) | |
4257 | { | |
4258 | /* Put all the overlays we want in a vector in overlay_vec. | |
4259 | Store the length in len. If there are more than 10, make | |
4260 | enough space for all, and try again. */ | |
4261 | len = 10; | |
4262 | overlay_vec = (Lisp_Object *) alloca (len * sizeof (Lisp_Object)); | |
4263 | noverlays = overlays_at (pos, 0, &overlay_vec, &len, NULL, NULL, 0); | |
4264 | if (noverlays > len) | |
4265 | { | |
4266 | len = noverlays; | |
4267 | overlay_vec = (Lisp_Object *) alloca (len * sizeof (Lisp_Object)); | |
4268 | noverlays = overlays_at (pos, 0, &overlay_vec, &len, NULL, NULL,0); | |
4269 | } | |
4270 | ||
4271 | /* Sort overlays into increasing priority order. */ | |
4272 | noverlays = sort_overlays (overlay_vec, noverlays, w); | |
4273 | } | |
4274 | else | |
4275 | noverlays = 0; | |
4276 | ||
4277 | same_region = (EQ (window, dpyinfo->mouse_face_window) | |
4278 | && vpos >= dpyinfo->mouse_face_beg_row | |
4279 | && vpos <= dpyinfo->mouse_face_end_row | |
4280 | && (vpos > dpyinfo->mouse_face_beg_row | |
4281 | || hpos >= dpyinfo->mouse_face_beg_col) | |
4282 | && (vpos < dpyinfo->mouse_face_end_row | |
4283 | || hpos < dpyinfo->mouse_face_end_col | |
4284 | || dpyinfo->mouse_face_past_end)); | |
4285 | ||
2bf04b9d JR |
4286 | if (same_region) |
4287 | cursor = 0; | |
9f5a911b JR |
4288 | |
4289 | /* Check mouse-face highlighting. */ | |
4290 | if (! same_region | |
4291 | /* If there exists an overlay with mouse-face overlapping | |
4292 | the one we are currently highlighting, we have to | |
4293 | check if we enter the overlapping overlay, and then | |
4294 | highlight that. */ | |
4295 | || (OVERLAYP (dpyinfo->mouse_face_overlay) | |
4296 | && mouse_face_overlay_overlaps (dpyinfo->mouse_face_overlay))) | |
4297 | { | |
4298 | /* Find the highest priority overlay that has a mouse-face | |
4299 | property. */ | |
4300 | overlay = Qnil; | |
4301 | for (i = noverlays - 1; i >= 0 && NILP (overlay); --i) | |
4302 | { | |
4303 | mouse_face = Foverlay_get (overlay_vec[i], Qmouse_face); | |
4304 | if (!NILP (mouse_face)) | |
4305 | overlay = overlay_vec[i]; | |
4306 | } | |
791f420f | 4307 | |
9f5a911b JR |
4308 | /* If we're actually highlighting the same overlay as |
4309 | before, there's no need to do that again. */ | |
4310 | if (!NILP (overlay) | |
4311 | && EQ (overlay, dpyinfo->mouse_face_overlay)) | |
4312 | goto check_help_echo; | |
4313 | ||
4314 | dpyinfo->mouse_face_overlay = overlay; | |
4315 | ||
4316 | /* Clear the display of the old active region, if any. */ | |
2bf04b9d JR |
4317 | if (clear_mouse_face (dpyinfo)) |
4318 | cursor = 0; | |
9f5a911b JR |
4319 | |
4320 | /* If no overlay applies, get a text property. */ | |
4321 | if (NILP (overlay)) | |
4322 | mouse_face = Fget_text_property (position, Qmouse_face, object); | |
4323 | ||
4324 | /* Handle the overlay case. */ | |
4325 | if (!NILP (overlay)) | |
4326 | { | |
4327 | /* Find the range of text around this char that | |
4328 | should be active. */ | |
4329 | Lisp_Object before, after; | |
4330 | int ignore; | |
4331 | ||
4332 | before = Foverlay_start (overlay); | |
4333 | after = Foverlay_end (overlay); | |
4334 | /* Record this as the current active region. */ | |
4335 | fast_find_position (w, XFASTINT (before), | |
4336 | &dpyinfo->mouse_face_beg_col, | |
4337 | &dpyinfo->mouse_face_beg_row, | |
4338 | &dpyinfo->mouse_face_beg_x, | |
4339 | &dpyinfo->mouse_face_beg_y, Qnil); | |
4340 | ||
4341 | dpyinfo->mouse_face_past_end | |
4342 | = !fast_find_position (w, XFASTINT (after), | |
4343 | &dpyinfo->mouse_face_end_col, | |
4344 | &dpyinfo->mouse_face_end_row, | |
4345 | &dpyinfo->mouse_face_end_x, | |
4346 | &dpyinfo->mouse_face_end_y, Qnil); | |
4347 | dpyinfo->mouse_face_window = window; | |
4348 | ||
4349 | dpyinfo->mouse_face_face_id | |
4350 | = face_at_buffer_position (w, pos, 0, 0, | |
1b7334a4 KS |
4351 | &ignore, pos + 1, |
4352 | !dpyinfo->mouse_face_hidden); | |
9f5a911b JR |
4353 | |
4354 | /* Display it as active. */ | |
4355 | show_mouse_face (dpyinfo, DRAW_MOUSE_FACE); | |
2bf04b9d | 4356 | cursor = 0; |
9f5a911b JR |
4357 | } |
4358 | /* Handle the text property case. */ | |
4359 | else if (! NILP (mouse_face) && BUFFERP (object)) | |
4360 | { | |
4361 | /* Find the range of text around this char that | |
4362 | should be active. */ | |
4363 | Lisp_Object before, after, beginning, end; | |
4364 | int ignore; | |
4365 | ||
4366 | beginning = Fmarker_position (w->start); | |
4367 | end = make_number (BUF_Z (XBUFFER (object)) | |
4368 | - XFASTINT (w->window_end_pos)); | |
4369 | before | |
4370 | = Fprevious_single_property_change (make_number (pos + 1), | |
4371 | Qmouse_face, | |
4372 | object, beginning); | |
4373 | after | |
4374 | = Fnext_single_property_change (position, Qmouse_face, | |
4375 | object, end); | |
4376 | ||
4377 | /* Record this as the current active region. */ | |
4378 | fast_find_position (w, XFASTINT (before), | |
4379 | &dpyinfo->mouse_face_beg_col, | |
4380 | &dpyinfo->mouse_face_beg_row, | |
4381 | &dpyinfo->mouse_face_beg_x, | |
4382 | &dpyinfo->mouse_face_beg_y, Qnil); | |
4383 | dpyinfo->mouse_face_past_end | |
4384 | = !fast_find_position (w, XFASTINT (after), | |
4385 | &dpyinfo->mouse_face_end_col, | |
4386 | &dpyinfo->mouse_face_end_row, | |
4387 | &dpyinfo->mouse_face_end_x, | |
4388 | &dpyinfo->mouse_face_end_y, Qnil); | |
4389 | dpyinfo->mouse_face_window = window; | |
4390 | ||
4391 | if (BUFFERP (object)) | |
4392 | dpyinfo->mouse_face_face_id | |
4393 | = face_at_buffer_position (w, pos, 0, 0, | |
1b7334a4 KS |
4394 | &ignore, pos + 1, |
4395 | !dpyinfo->mouse_face_hidden); | |
9f5a911b JR |
4396 | |
4397 | /* Display it as active. */ | |
4398 | show_mouse_face (dpyinfo, DRAW_MOUSE_FACE); | |
2bf04b9d | 4399 | cursor = 0; |
9f5a911b JR |
4400 | } |
4401 | else if (!NILP (mouse_face) && STRINGP (object)) | |
4402 | { | |
4403 | Lisp_Object b, e; | |
4404 | int ignore; | |
4405 | ||
4406 | b = Fprevious_single_property_change (make_number (pos + 1), | |
4407 | Qmouse_face, | |
4408 | object, Qnil); | |
4409 | e = Fnext_single_property_change (position, Qmouse_face, | |
4410 | object, Qnil); | |
4411 | if (NILP (b)) | |
4412 | b = make_number (0); | |
4413 | if (NILP (e)) | |
d5db4077 | 4414 | e = make_number (SCHARS (object) - 1); |
9f5a911b JR |
4415 | fast_find_string_pos (w, XINT (b), object, |
4416 | &dpyinfo->mouse_face_beg_col, | |
4417 | &dpyinfo->mouse_face_beg_row, | |
4418 | &dpyinfo->mouse_face_beg_x, | |
4419 | &dpyinfo->mouse_face_beg_y, 0); | |
4420 | fast_find_string_pos (w, XINT (e), object, | |
4421 | &dpyinfo->mouse_face_end_col, | |
4422 | &dpyinfo->mouse_face_end_row, | |
4423 | &dpyinfo->mouse_face_end_x, | |
4424 | &dpyinfo->mouse_face_end_y, 1); | |
4425 | dpyinfo->mouse_face_past_end = 0; | |
4426 | dpyinfo->mouse_face_window = window; | |
4427 | dpyinfo->mouse_face_face_id | |
4428 | = face_at_string_position (w, object, pos, 0, 0, 0, &ignore, | |
4429 | glyph->face_id, 1); | |
4430 | show_mouse_face (dpyinfo, DRAW_MOUSE_FACE); | |
2bf04b9d | 4431 | cursor = 0; |
9f5a911b JR |
4432 | } |
4433 | else if (STRINGP (object) && NILP (mouse_face)) | |
4434 | { | |
4435 | /* A string which doesn't have mouse-face, but | |
4436 | the text ``under'' it might have. */ | |
4437 | struct glyph_row *r = MATRIX_ROW (w->current_matrix, vpos); | |
4438 | int start = MATRIX_ROW_START_CHARPOS (r); | |
d67d1627 | 4439 | |
9f5a911b JR |
4440 | pos = string_buffer_position (w, object, start); |
4441 | if (pos > 0) | |
4442 | mouse_face = get_char_property_and_overlay (make_number (pos), | |
4443 | Qmouse_face, | |
4444 | w->buffer, | |
4445 | &overlay); | |
4446 | if (!NILP (mouse_face) && !NILP (overlay)) | |
4447 | { | |
4448 | Lisp_Object before = Foverlay_start (overlay); | |
4449 | Lisp_Object after = Foverlay_end (overlay); | |
6ff3e5e3 | 4450 | int ignore; |
9f5a911b JR |
4451 | |
4452 | /* Note that we might not be able to find position | |
4453 | BEFORE in the glyph matrix if the overlay is | |
4454 | entirely covered by a `display' property. In | |
4455 | this case, we overshoot. So let's stop in | |
4456 | the glyph matrix before glyphs for OBJECT. */ | |
4457 | fast_find_position (w, XFASTINT (before), | |
4458 | &dpyinfo->mouse_face_beg_col, | |
4459 | &dpyinfo->mouse_face_beg_row, | |
4460 | &dpyinfo->mouse_face_beg_x, | |
4461 | &dpyinfo->mouse_face_beg_y, | |
4462 | object); | |
d67d1627 | 4463 | |
9f5a911b JR |
4464 | dpyinfo->mouse_face_past_end |
4465 | = !fast_find_position (w, XFASTINT (after), | |
4466 | &dpyinfo->mouse_face_end_col, | |
4467 | &dpyinfo->mouse_face_end_row, | |
4468 | &dpyinfo->mouse_face_end_x, | |
4469 | &dpyinfo->mouse_face_end_y, | |
4470 | Qnil); | |
4471 | dpyinfo->mouse_face_window = window; | |
4472 | dpyinfo->mouse_face_face_id | |
4473 | = face_at_buffer_position (w, pos, 0, 0, | |
1b7334a4 KS |
4474 | &ignore, pos + 1, |
4475 | !dpyinfo->mouse_face_hidden); | |
9f5a911b JR |
4476 | |
4477 | /* Display it as active. */ | |
4478 | show_mouse_face (dpyinfo, DRAW_MOUSE_FACE); | |
2bf04b9d | 4479 | cursor = 0; |
9f5a911b JR |
4480 | } |
4481 | } | |
4482 | } | |
4483 | ||
4484 | check_help_echo: | |
4485 | ||
4486 | /* Look for a `help-echo' property. */ | |
791f420f | 4487 | { |
9f5a911b JR |
4488 | Lisp_Object help, overlay; |
4489 | ||
4490 | /* Check overlays first. */ | |
4491 | help = overlay = Qnil; | |
4492 | for (i = noverlays - 1; i >= 0 && NILP (help); --i) | |
791f420f | 4493 | { |
9f5a911b | 4494 | overlay = overlay_vec[i]; |
d67d1627 | 4495 | help = Foverlay_get (overlay, Qhelp_echo); |
791f420f JR |
4496 | } |
4497 | ||
9f5a911b | 4498 | if (!NILP (help)) |
791f420f | 4499 | { |
9f5a911b JR |
4500 | help_echo = help; |
4501 | help_echo_window = window; | |
4502 | help_echo_object = overlay; | |
4503 | help_echo_pos = pos; | |
4504 | } | |
4505 | else | |
4506 | { | |
4507 | Lisp_Object object = glyph->object; | |
4508 | int charpos = glyph->charpos; | |
ec48c3a7 | 4509 | |
9f5a911b JR |
4510 | /* Try text properties. */ |
4511 | if (STRINGP (object) | |
4512 | && charpos >= 0 | |
d5db4077 | 4513 | && charpos < SCHARS (object)) |
9f5a911b JR |
4514 | { |
4515 | help = Fget_text_property (make_number (charpos), | |
4516 | Qhelp_echo, object); | |
4517 | if (NILP (help)) | |
4518 | { | |
4519 | /* If the string itself doesn't specify a help-echo, | |
4520 | see if the buffer text ``under'' it does. */ | |
4521 | struct glyph_row *r | |
4522 | = MATRIX_ROW (w->current_matrix, vpos); | |
4523 | int start = MATRIX_ROW_START_CHARPOS (r); | |
4524 | int pos = string_buffer_position (w, object, start); | |
4525 | if (pos > 0) | |
4526 | { | |
4527 | help = Fget_char_property (make_number (pos), | |
4528 | Qhelp_echo, w->buffer); | |
4529 | if (!NILP (help)) | |
4530 | { | |
4531 | charpos = pos; | |
4532 | object = w->buffer; | |
4533 | } | |
4534 | } | |
4535 | } | |
4536 | } | |
4537 | else if (BUFFERP (object) | |
4538 | && charpos >= BEGV | |
4539 | && charpos < ZV) | |
4540 | help = Fget_text_property (make_number (charpos), Qhelp_echo, | |
4541 | object); | |
d67d1627 | 4542 | |
9f5a911b JR |
4543 | if (!NILP (help)) |
4544 | { | |
4545 | help_echo = help; | |
4546 | help_echo_window = window; | |
4547 | help_echo_object = object; | |
4548 | help_echo_pos = charpos; | |
4549 | } | |
4550 | } | |
791f420f | 4551 | } |
9f5a911b JR |
4552 | |
4553 | BEGV = obegv; | |
4554 | ZV = ozv; | |
4555 | current_buffer = obuf; | |
791f420f | 4556 | } |
9f5a911b JR |
4557 | |
4558 | set_cursor: | |
2bf04b9d JR |
4559 | if (cursor) |
4560 | w32_define_cursor (FRAME_W32_WINDOW (f), cursor); | |
791f420f JR |
4561 | } |
4562 | ||
791f420f JR |
4563 | static void |
4564 | redo_mouse_highlight () | |
4565 | { | |
4566 | if (!NILP (last_mouse_motion_frame) | |
4567 | && FRAME_LIVE_P (XFRAME (last_mouse_motion_frame))) | |
4568 | note_mouse_highlight (XFRAME (last_mouse_motion_frame), | |
4569 | LOWORD (last_mouse_motion_event.lParam), | |
4570 | HIWORD (last_mouse_motion_event.lParam)); | |
4571 | } | |
4572 | ||
2bf04b9d JR |
4573 | void |
4574 | w32_define_cursor (window, cursor) | |
4575 | Window window; | |
4576 | Cursor cursor; | |
4577 | { | |
4578 | PostMessage (window, WM_EMACS_SETCURSOR, (WPARAM) cursor, 0); | |
4579 | } | |
791f420f JR |
4580 | |
4581 | \f | |
4582 | /*********************************************************************** | |
4583 | Tool-bars | |
4584 | ***********************************************************************/ | |
4585 | ||
4586 | static int x_tool_bar_item P_ ((struct frame *, int, int, | |
4587 | struct glyph **, int *, int *, int *)); | |
4588 | ||
4589 | /* Tool-bar item index of the item on which a mouse button was pressed | |
4590 | or -1. */ | |
4591 | ||
4592 | static int last_tool_bar_item; | |
4593 | ||
4594 | ||
4595 | /* Get information about the tool-bar item at position X/Y on frame F. | |
4596 | Return in *GLYPH a pointer to the glyph of the tool-bar item in | |
4597 | the current matrix of the tool-bar window of F, or NULL if not | |
4598 | on a tool-bar item. Return in *PROP_IDX the index of the tool-bar | |
d417b5e0 | 4599 | item in F->tool_bar_items. Value is |
791f420f JR |
4600 | |
4601 | -1 if X/Y is not on a tool-bar item | |
4602 | 0 if X/Y is on the same item that was highlighted before. | |
4603 | 1 otherwise. */ | |
4604 | ||
4605 | static int | |
4606 | x_tool_bar_item (f, x, y, glyph, hpos, vpos, prop_idx) | |
4607 | struct frame *f; | |
4608 | int x, y; | |
4609 | struct glyph **glyph; | |
4610 | int *hpos, *vpos, *prop_idx; | |
4611 | { | |
4612 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
4613 | struct window *w = XWINDOW (f->tool_bar_window); | |
4614 | int area; | |
4615 | ||
4616 | /* Find the glyph under X/Y. */ | |
9f5a911b | 4617 | *glyph = x_y_to_hpos_vpos (w, x, y, hpos, vpos, &area, 0); |
791f420f JR |
4618 | if (*glyph == NULL) |
4619 | return -1; | |
4620 | ||
4621 | /* Get the start of this tool-bar item's properties in | |
d417b5e0 | 4622 | f->tool_bar_items. */ |
791f420f JR |
4623 | if (!tool_bar_item_info (f, *glyph, prop_idx)) |
4624 | return -1; | |
4625 | ||
4626 | /* Is mouse on the highlighted item? */ | |
4627 | if (EQ (f->tool_bar_window, dpyinfo->mouse_face_window) | |
4628 | && *vpos >= dpyinfo->mouse_face_beg_row | |
4629 | && *vpos <= dpyinfo->mouse_face_end_row | |
4630 | && (*vpos > dpyinfo->mouse_face_beg_row | |
4631 | || *hpos >= dpyinfo->mouse_face_beg_col) | |
4632 | && (*vpos < dpyinfo->mouse_face_end_row | |
4633 | || *hpos < dpyinfo->mouse_face_end_col | |
4634 | || dpyinfo->mouse_face_past_end)) | |
4635 | return 0; | |
d67d1627 | 4636 | |
791f420f JR |
4637 | return 1; |
4638 | } | |
4639 | ||
4640 | ||
9ef2e2cf | 4641 | /* Handle mouse button event on the tool-bar of frame F, at |
791f420f JR |
4642 | frame-relative coordinates X/Y. EVENT_TYPE is either ButtionPress |
4643 | or ButtonRelase. */ | |
4644 | ||
4645 | static void | |
4646 | w32_handle_tool_bar_click (f, button_event) | |
4647 | struct frame *f; | |
4648 | struct input_event *button_event; | |
4649 | { | |
4650 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
4651 | struct window *w = XWINDOW (f->tool_bar_window); | |
4652 | int hpos, vpos, prop_idx; | |
4653 | struct glyph *glyph; | |
4654 | Lisp_Object enabled_p; | |
4655 | int x = XFASTINT (button_event->x); | |
4656 | int y = XFASTINT (button_event->y); | |
d67d1627 | 4657 | |
791f420f JR |
4658 | /* If not on the highlighted tool-bar item, return. */ |
4659 | frame_to_window_pixel_xy (w, &x, &y); | |
4660 | if (x_tool_bar_item (f, x, y, &glyph, &hpos, &vpos, &prop_idx) != 0) | |
4661 | return; | |
4662 | ||
4663 | /* If item is disabled, do nothing. */ | |
d417b5e0 | 4664 | enabled_p = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_ENABLED_P); |
791f420f JR |
4665 | if (NILP (enabled_p)) |
4666 | return; | |
d67d1627 | 4667 | |
d4ae780a | 4668 | if (button_event->modifiers & down_modifier) |
791f420f JR |
4669 | { |
4670 | /* Show item in pressed state. */ | |
4671 | show_mouse_face (dpyinfo, DRAW_IMAGE_SUNKEN); | |
4672 | dpyinfo->mouse_face_image_state = DRAW_IMAGE_SUNKEN; | |
4673 | last_tool_bar_item = prop_idx; | |
4674 | } | |
4675 | else | |
4676 | { | |
4677 | Lisp_Object key, frame; | |
4678 | struct input_event event; | |
4679 | ||
4680 | /* Show item in released state. */ | |
4681 | show_mouse_face (dpyinfo, DRAW_IMAGE_RAISED); | |
4682 | dpyinfo->mouse_face_image_state = DRAW_IMAGE_RAISED; | |
4683 | ||
d417b5e0 | 4684 | key = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_KEY); |
791f420f JR |
4685 | |
4686 | XSETFRAME (frame, f); | |
4687 | event.kind = TOOL_BAR_EVENT; | |
c8b33aa6 GM |
4688 | event.frame_or_window = frame; |
4689 | event.arg = frame; | |
791f420f JR |
4690 | kbd_buffer_store_event (&event); |
4691 | ||
4692 | event.kind = TOOL_BAR_EVENT; | |
c8b33aa6 GM |
4693 | event.frame_or_window = frame; |
4694 | event.arg = key; | |
d4ae780a JR |
4695 | /* The keyboard buffer doesn't like the up modifier being set. */ |
4696 | event.modifiers = button_event->modifiers & ~up_modifier; | |
791f420f JR |
4697 | kbd_buffer_store_event (&event); |
4698 | last_tool_bar_item = -1; | |
4699 | } | |
4700 | } | |
4701 | ||
4702 | ||
9ef2e2cf | 4703 | /* Possibly highlight a tool-bar item on frame F when mouse moves to |
791f420f JR |
4704 | tool-bar window-relative coordinates X/Y. Called from |
4705 | note_mouse_highlight. */ | |
4706 | ||
4707 | static void | |
4708 | note_tool_bar_highlight (f, x, y) | |
4709 | struct frame *f; | |
4710 | int x, y; | |
4711 | { | |
4712 | Lisp_Object window = f->tool_bar_window; | |
4713 | struct window *w = XWINDOW (window); | |
4714 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
4715 | int hpos, vpos; | |
4716 | struct glyph *glyph; | |
4717 | struct glyph_row *row; | |
4718 | int i; | |
4719 | Lisp_Object enabled_p; | |
4720 | int prop_idx; | |
4721 | enum draw_glyphs_face draw = DRAW_IMAGE_RAISED; | |
4722 | int mouse_down_p, rc; | |
4723 | ||
4724 | /* Function note_mouse_highlight is called with negative x(y | |
4725 | values when mouse moves outside of the frame. */ | |
4726 | if (x <= 0 || y <= 0) | |
4727 | { | |
4728 | clear_mouse_face (dpyinfo); | |
4729 | return; | |
4730 | } | |
4731 | ||
4732 | rc = x_tool_bar_item (f, x, y, &glyph, &hpos, &vpos, &prop_idx); | |
4733 | if (rc < 0) | |
4734 | { | |
4735 | /* Not on tool-bar item. */ | |
4736 | clear_mouse_face (dpyinfo); | |
4737 | return; | |
4738 | } | |
4739 | else if (rc == 0) | |
4740 | /* On same tool-bar item as before. */ | |
4741 | goto set_help_echo; | |
ee78dc32 | 4742 | |
791f420f | 4743 | clear_mouse_face (dpyinfo); |
d67d1627 | 4744 | |
791f420f JR |
4745 | /* Mouse is down, but on different tool-bar item? */ |
4746 | mouse_down_p = (dpyinfo->grabbed | |
4747 | && f == last_mouse_frame | |
4748 | && FRAME_LIVE_P (f)); | |
4749 | if (mouse_down_p | |
4750 | && last_tool_bar_item != prop_idx) | |
4751 | return; | |
ee78dc32 | 4752 | |
791f420f JR |
4753 | dpyinfo->mouse_face_image_state = DRAW_NORMAL_TEXT; |
4754 | draw = mouse_down_p ? DRAW_IMAGE_SUNKEN : DRAW_IMAGE_RAISED; | |
d67d1627 | 4755 | |
791f420f | 4756 | /* If tool-bar item is not enabled, don't highlight it. */ |
d417b5e0 | 4757 | enabled_p = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_ENABLED_P); |
791f420f JR |
4758 | if (!NILP (enabled_p)) |
4759 | { | |
4760 | /* Compute the x-position of the glyph. In front and past the | |
4761 | image is a space. We include this is the highlighted area. */ | |
4762 | row = MATRIX_ROW (w->current_matrix, vpos); | |
4763 | for (i = x = 0; i < hpos; ++i) | |
4764 | x += row->glyphs[TEXT_AREA][i].pixel_width; | |
d67d1627 | 4765 | |
791f420f JR |
4766 | /* Record this as the current active region. */ |
4767 | dpyinfo->mouse_face_beg_col = hpos; | |
4768 | dpyinfo->mouse_face_beg_row = vpos; | |
4769 | dpyinfo->mouse_face_beg_x = x; | |
4770 | dpyinfo->mouse_face_beg_y = row->y; | |
4771 | dpyinfo->mouse_face_past_end = 0; | |
d67d1627 | 4772 | |
791f420f JR |
4773 | dpyinfo->mouse_face_end_col = hpos + 1; |
4774 | dpyinfo->mouse_face_end_row = vpos; | |
4775 | dpyinfo->mouse_face_end_x = x + glyph->pixel_width; | |
4776 | dpyinfo->mouse_face_end_y = row->y; | |
4777 | dpyinfo->mouse_face_window = window; | |
4778 | dpyinfo->mouse_face_face_id = TOOL_BAR_FACE_ID; | |
d67d1627 | 4779 | |
791f420f JR |
4780 | /* Display it as active. */ |
4781 | show_mouse_face (dpyinfo, draw); | |
4782 | dpyinfo->mouse_face_image_state = draw; | |
ee78dc32 | 4783 | } |
d67d1627 | 4784 | |
791f420f | 4785 | set_help_echo: |
d67d1627 | 4786 | |
791f420f JR |
4787 | /* Set help_echo to a help string.to display for this tool-bar item. |
4788 | w32_read_socket does the rest. */ | |
158cba56 | 4789 | help_echo_object = help_echo_window = Qnil; |
ec48c3a7 | 4790 | help_echo_pos = -1; |
d417b5e0 | 4791 | help_echo = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_HELP); |
b7e80413 | 4792 | if (NILP (help_echo)) |
d417b5e0 | 4793 | help_echo = AREF (f->tool_bar_items, prop_idx + TOOL_BAR_ITEM_CAPTION); |
ee78dc32 | 4794 | } |
ee78dc32 | 4795 | |
9ef2e2cf | 4796 | |
791f420f | 4797 | \f |
9f5a911b JR |
4798 | /* Find the glyph matrix position of buffer position CHARPOS in window |
4799 | *W. HPOS, *VPOS, *X, and *Y are set to the positions found. W's | |
4800 | current glyphs must be up to date. If CHARPOS is above window | |
4801 | start return (0, 0, 0, 0). If CHARPOS is after end of W, return end | |
4802 | of last line in W. In the row containing CHARPOS, stop before glyphs | |
4803 | having STOP as object. */ | |
4804 | ||
4805 | #if 0 /* This is a version of fast_find_position that's more correct | |
4806 | in the presence of hscrolling, for example. I didn't install | |
4807 | it right away because the problem fixed is minor, it failed | |
d67d1627 | 4808 | in 20.x as well, and I think it's too risky to install |
9f5a911b | 4809 | so near the release of 21.1. 2001-09-25 gerd. */ |
ee78dc32 GV |
4810 | |
4811 | static int | |
9f5a911b JR |
4812 | fast_find_position (w, charpos, hpos, vpos, x, y, stop) |
4813 | struct window *w; | |
4814 | int charpos; | |
4815 | int *hpos, *vpos, *x, *y; | |
4816 | Lisp_Object stop; | |
4817 | { | |
4818 | struct glyph_row *row, *first; | |
4819 | struct glyph *glyph, *end; | |
4820 | int i, past_end = 0; | |
4821 | ||
4822 | first = MATRIX_FIRST_TEXT_ROW (w->current_matrix); | |
62e33982 | 4823 | row = row_containing_pos (w, charpos, first, NULL, 0); |
9f5a911b JR |
4824 | if (row == NULL) |
4825 | { | |
4826 | if (charpos < MATRIX_ROW_START_CHARPOS (first)) | |
4827 | { | |
4828 | *x = *y = *hpos = *vpos = 0; | |
4829 | return 0; | |
4830 | } | |
4831 | else | |
4832 | { | |
4833 | row = MATRIX_ROW (w->current_matrix, XFASTINT (w->window_end_vpos)); | |
4834 | past_end = 1; | |
4835 | } | |
4836 | } | |
4837 | ||
4838 | *x = row->x; | |
4839 | *y = row->y; | |
4840 | *vpos = MATRIX_ROW_VPOS (row, w->current_matrix); | |
d67d1627 | 4841 | |
9f5a911b JR |
4842 | glyph = row->glyphs[TEXT_AREA]; |
4843 | end = glyph + row->used[TEXT_AREA]; | |
d67d1627 | 4844 | |
9f5a911b JR |
4845 | /* Skip over glyphs not having an object at the start of the row. |
4846 | These are special glyphs like truncation marks on terminal | |
4847 | frames. */ | |
4848 | if (row->displays_text_p) | |
4849 | while (glyph < end | |
4850 | && INTEGERP (glyph->object) | |
4851 | && !EQ (stop, glyph->object) | |
4852 | && glyph->charpos < 0) | |
4853 | { | |
4854 | *x += glyph->pixel_width; | |
4855 | ++glyph; | |
4856 | } | |
4857 | ||
4858 | while (glyph < end | |
4859 | && !INTEGERP (glyph->object) | |
4860 | && !EQ (stop, glyph->object) | |
4861 | && (!BUFFERP (glyph->object) | |
4862 | || glyph->charpos < charpos)) | |
4863 | { | |
4864 | *x += glyph->pixel_width; | |
4865 | ++glyph; | |
4866 | } | |
4867 | ||
4868 | *hpos = glyph - row->glyphs[TEXT_AREA]; | |
4869 | return past_end; | |
4870 | } | |
4871 | ||
4872 | #else /* not 0 */ | |
4873 | ||
4874 | static int | |
4875 | fast_find_position (w, pos, hpos, vpos, x, y, stop) | |
791f420f | 4876 | struct window *w; |
ee78dc32 | 4877 | int pos; |
791f420f | 4878 | int *hpos, *vpos, *x, *y; |
9f5a911b | 4879 | Lisp_Object stop; |
ee78dc32 | 4880 | { |
ee78dc32 | 4881 | int i; |
ee78dc32 | 4882 | int lastcol; |
791f420f JR |
4883 | int maybe_next_line_p = 0; |
4884 | int line_start_position; | |
4885 | int yb = window_text_bottom_y (w); | |
9f5a911b JR |
4886 | struct glyph_row *row, *best_row; |
4887 | int row_vpos, best_row_vpos; | |
791f420f JR |
4888 | int current_x; |
4889 | ||
9f5a911b JR |
4890 | row = best_row = MATRIX_FIRST_TEXT_ROW (w->current_matrix); |
4891 | row_vpos = best_row_vpos = MATRIX_ROW_VPOS (row, w->current_matrix); | |
4892 | ||
791f420f | 4893 | while (row->y < yb) |
ee78dc32 | 4894 | { |
791f420f JR |
4895 | if (row->used[TEXT_AREA]) |
4896 | line_start_position = row->glyphs[TEXT_AREA]->charpos; | |
4897 | else | |
4898 | line_start_position = 0; | |
4899 | ||
4900 | if (line_start_position > pos) | |
ee78dc32 GV |
4901 | break; |
4902 | /* If the position sought is the end of the buffer, | |
4903 | don't include the blank lines at the bottom of the window. */ | |
791f420f JR |
4904 | else if (line_start_position == pos |
4905 | && pos == BUF_ZV (XBUFFER (w->buffer))) | |
ee78dc32 | 4906 | { |
791f420f | 4907 | maybe_next_line_p = 1; |
ee78dc32 GV |
4908 | break; |
4909 | } | |
791f420f JR |
4910 | else if (line_start_position > 0) |
4911 | { | |
4912 | best_row = row; | |
4913 | best_row_vpos = row_vpos; | |
4914 | } | |
4915 | ||
9ef2e2cf JR |
4916 | if (row->y + row->height >= yb) |
4917 | break; | |
4918 | ||
791f420f JR |
4919 | ++row; |
4920 | ++row_vpos; | |
ee78dc32 GV |
4921 | } |
4922 | ||
791f420f JR |
4923 | /* Find the right column within BEST_ROW. */ |
4924 | lastcol = 0; | |
4925 | current_x = best_row->x; | |
4926 | for (i = 0; i < best_row->used[TEXT_AREA]; i++) | |
ee78dc32 | 4927 | { |
791f420f | 4928 | struct glyph *glyph = best_row->glyphs[TEXT_AREA] + i; |
9f5a911b | 4929 | int charpos = glyph->charpos; |
791f420f | 4930 | |
9f5a911b | 4931 | if (BUFFERP (glyph->object)) |
ee78dc32 | 4932 | { |
9f5a911b JR |
4933 | if (charpos == pos) |
4934 | { | |
4935 | *hpos = i; | |
4936 | *vpos = best_row_vpos; | |
4937 | *x = current_x; | |
4938 | *y = best_row->y; | |
4939 | return 1; | |
4940 | } | |
4941 | else if (charpos > pos) | |
4942 | break; | |
ee78dc32 | 4943 | } |
9f5a911b | 4944 | else if (EQ (glyph->object, stop)) |
ee78dc32 | 4945 | break; |
791f420f | 4946 | |
9f5a911b JR |
4947 | if (charpos > 0) |
4948 | lastcol = i; | |
791f420f | 4949 | current_x += glyph->pixel_width; |
ee78dc32 GV |
4950 | } |
4951 | ||
4952 | /* If we're looking for the end of the buffer, | |
4953 | and we didn't find it in the line we scanned, | |
4954 | use the start of the following line. */ | |
791f420f | 4955 | if (maybe_next_line_p) |
ee78dc32 | 4956 | { |
791f420f JR |
4957 | ++best_row; |
4958 | ++best_row_vpos; | |
4959 | lastcol = 0; | |
4960 | current_x = best_row->x; | |
ee78dc32 GV |
4961 | } |
4962 | ||
791f420f JR |
4963 | *vpos = best_row_vpos; |
4964 | *hpos = lastcol + 1; | |
4965 | *x = current_x; | |
4966 | *y = best_row->y; | |
ee78dc32 GV |
4967 | return 0; |
4968 | } | |
4969 | ||
9f5a911b JR |
4970 | #endif /* not 0 */ |
4971 | ||
4972 | ||
269b7745 | 4973 | /* Find the position of the glyph for position POS in OBJECT in |
9f5a911b JR |
4974 | window W's current matrix, and return in *X/*Y the pixel |
4975 | coordinates, and return in *HPOS/*VPOS the column/row of the glyph. | |
4976 | ||
4977 | RIGHT_P non-zero means return the position of the right edge of the | |
4978 | glyph, RIGHT_P zero means return the left edge position. | |
4979 | ||
4980 | If no glyph for POS exists in the matrix, return the position of | |
4981 | the glyph with the next smaller position that is in the matrix, if | |
4982 | RIGHT_P is zero. If RIGHT_P is non-zero, and no glyph for POS | |
4983 | exists in the matrix, return the position of the glyph with the | |
4984 | next larger position in OBJECT. | |
4985 | ||
4986 | Value is non-zero if a glyph was found. */ | |
4987 | ||
4988 | static int | |
4989 | fast_find_string_pos (w, pos, object, hpos, vpos, x, y, right_p) | |
4990 | struct window *w; | |
4991 | int pos; | |
4992 | Lisp_Object object; | |
4993 | int *hpos, *vpos, *x, *y; | |
4994 | int right_p; | |
4995 | { | |
4996 | int yb = window_text_bottom_y (w); | |
4997 | struct glyph_row *r; | |
4998 | struct glyph *best_glyph = NULL; | |
4999 | struct glyph_row *best_row = NULL; | |
5000 | int best_x = 0; | |
5001 | ||
5002 | for (r = MATRIX_FIRST_TEXT_ROW (w->current_matrix); | |
5003 | r->enabled_p && r->y < yb; | |
5004 | ++r) | |
5005 | { | |
5006 | struct glyph *g = r->glyphs[TEXT_AREA]; | |
5007 | struct glyph *e = g + r->used[TEXT_AREA]; | |
5008 | int gx; | |
5009 | ||
5010 | for (gx = r->x; g < e; gx += g->pixel_width, ++g) | |
5011 | if (EQ (g->object, object)) | |
5012 | { | |
5013 | if (g->charpos == pos) | |
5014 | { | |
5015 | best_glyph = g; | |
5016 | best_x = gx; | |
5017 | best_row = r; | |
5018 | goto found; | |
5019 | } | |
5020 | else if (best_glyph == NULL | |
5021 | || ((abs (g->charpos - pos) | |
5022 | < abs (best_glyph->charpos - pos)) | |
5023 | && (right_p | |
5024 | ? g->charpos < pos | |
5025 | : g->charpos > pos))) | |
5026 | { | |
5027 | best_glyph = g; | |
5028 | best_x = gx; | |
5029 | best_row = r; | |
5030 | } | |
5031 | } | |
5032 | } | |
5033 | ||
5034 | found: | |
5035 | ||
5036 | if (best_glyph) | |
5037 | { | |
5038 | *x = best_x; | |
5039 | *hpos = best_glyph - best_row->glyphs[TEXT_AREA]; | |
5040 | ||
5041 | if (right_p) | |
5042 | { | |
5043 | *x += best_glyph->pixel_width; | |
5044 | ++*hpos; | |
5045 | } | |
d67d1627 | 5046 | |
9f5a911b JR |
5047 | *y = best_row->y; |
5048 | *vpos = best_row - w->current_matrix->rows; | |
5049 | } | |
5050 | ||
5051 | return best_glyph != NULL; | |
5052 | } | |
5053 | ||
791f420f | 5054 | |
ee78dc32 GV |
5055 | /* Display the active region described by mouse_face_* |
5056 | in its mouse-face if HL > 0, in its normal face if HL = 0. */ | |
5057 | ||
5058 | static void | |
791f420f | 5059 | show_mouse_face (dpyinfo, draw) |
fbd6baed | 5060 | struct w32_display_info *dpyinfo; |
791f420f | 5061 | enum draw_glyphs_face draw; |
ee78dc32 GV |
5062 | { |
5063 | struct window *w = XWINDOW (dpyinfo->mouse_face_window); | |
791f420f | 5064 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
d67d1627 | 5065 | |
6ff3e5e3 JR |
5066 | if (/* If window is in the process of being destroyed, don't bother |
5067 | to do anything. */ | |
5068 | w->current_matrix != NULL | |
3d26a7c2 KS |
5069 | /* Don't update mouse highlight if hidden */ |
5070 | && (draw != DRAW_MOUSE_FACE || !dpyinfo->mouse_face_hidden) | |
6ff3e5e3 JR |
5071 | /* Recognize when we are called to operate on rows that don't exist |
5072 | anymore. This can happen when a window is split. */ | |
5073 | && dpyinfo->mouse_face_end_row < w->current_matrix->nrows) | |
5074 | { | |
5075 | int phys_cursor_on_p = w->phys_cursor_on_p; | |
5076 | struct glyph_row *row, *first, *last; | |
5077 | ||
5078 | first = MATRIX_ROW (w->current_matrix, dpyinfo->mouse_face_beg_row); | |
5079 | last = MATRIX_ROW (w->current_matrix, dpyinfo->mouse_face_end_row); | |
d67d1627 | 5080 | |
6ff3e5e3 JR |
5081 | for (row = first; row <= last && row->enabled_p; ++row) |
5082 | { | |
5083 | int start_hpos, end_hpos, start_x; | |
791f420f | 5084 | |
6ff3e5e3 JR |
5085 | /* For all but the first row, the highlight starts at column 0. */ |
5086 | if (row == first) | |
5087 | { | |
5088 | start_hpos = dpyinfo->mouse_face_beg_col; | |
5089 | start_x = dpyinfo->mouse_face_beg_x; | |
5090 | } | |
5091 | else | |
5092 | { | |
5093 | start_hpos = 0; | |
5094 | start_x = 0; | |
5095 | } | |
791f420f | 5096 | |
6ff3e5e3 JR |
5097 | if (row == last) |
5098 | end_hpos = dpyinfo->mouse_face_end_col; | |
5099 | else | |
5100 | end_hpos = row->used[TEXT_AREA]; | |
791f420f | 5101 | |
6ff3e5e3 JR |
5102 | if (end_hpos > start_hpos) |
5103 | { | |
d67d1627 | 5104 | x_draw_glyphs (w, start_x, row, TEXT_AREA, |
6ff3e5e3 | 5105 | start_hpos, end_hpos, draw, 0); |
791f420f | 5106 | |
6637c996 JR |
5107 | row->mouse_face_p |
5108 | = draw == DRAW_MOUSE_FACE || draw == DRAW_IMAGE_RAISED; | |
6ff3e5e3 | 5109 | } |
ee78dc32 GV |
5110 | } |
5111 | ||
6ff3e5e3 JR |
5112 | /* When we've written over the cursor, arrange for it to |
5113 | be displayed again. */ | |
5114 | if (phys_cursor_on_p && !w->phys_cursor_on_p) | |
5115 | x_display_cursor (w, 1, | |
5116 | w->phys_cursor.hpos, w->phys_cursor.vpos, | |
5117 | w->phys_cursor.x, w->phys_cursor.y); | |
ee78dc32 GV |
5118 | } |
5119 | ||
791f420f JR |
5120 | /* Change the mouse cursor. */ |
5121 | if (draw == DRAW_NORMAL_TEXT) | |
2bf04b9d JR |
5122 | w32_define_cursor (FRAME_W32_WINDOW (f), |
5123 | f->output_data.w32->text_cursor); | |
791f420f | 5124 | else if (draw == DRAW_MOUSE_FACE) |
2bf04b9d JR |
5125 | w32_define_cursor (FRAME_W32_WINDOW (f), |
5126 | f->output_data.w32->hand_cursor); | |
ee78dc32 | 5127 | else |
2bf04b9d JR |
5128 | w32_define_cursor (FRAME_W32_WINDOW (f), |
5129 | f->output_data.w32->nontext_cursor); | |
5130 | ||
ee78dc32 GV |
5131 | } |
5132 | ||
5133 | /* Clear out the mouse-highlighted active region. | |
9ef2e2cf | 5134 | Redraw it un-highlighted first. */ |
ee78dc32 | 5135 | |
9f5a911b | 5136 | static int |
ee78dc32 | 5137 | clear_mouse_face (dpyinfo) |
fbd6baed | 5138 | struct w32_display_info *dpyinfo; |
ee78dc32 | 5139 | { |
9f5a911b | 5140 | int cleared = 0; |
791f420f | 5141 | |
ee78dc32 | 5142 | if (! NILP (dpyinfo->mouse_face_window)) |
9f5a911b JR |
5143 | { |
5144 | show_mouse_face (dpyinfo, DRAW_NORMAL_TEXT); | |
5145 | cleared = 1; | |
5146 | } | |
ee78dc32 GV |
5147 | |
5148 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
5149 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
5150 | dpyinfo->mouse_face_window = Qnil; | |
9f5a911b JR |
5151 | dpyinfo->mouse_face_overlay = Qnil; |
5152 | return cleared; | |
ee78dc32 | 5153 | } |
31d4844a | 5154 | |
ec48c3a7 JR |
5155 | |
5156 | /* Clear any mouse-face on window W. This function is part of the | |
5157 | redisplay interface, and is called from try_window_id and similar | |
5158 | functions to ensure the mouse-highlight is off. */ | |
5159 | ||
5160 | static void | |
5161 | x_clear_mouse_face (w) | |
5162 | struct window *w; | |
5163 | { | |
5164 | struct w32_display_info *dpyinfo | |
5165 | = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame)); | |
5166 | Lisp_Object window; | |
5167 | ||
9127e20e | 5168 | BLOCK_INPUT; |
ec48c3a7 JR |
5169 | XSETWINDOW (window, w); |
5170 | if (EQ (window, dpyinfo->mouse_face_window)) | |
5171 | clear_mouse_face (dpyinfo); | |
9127e20e | 5172 | UNBLOCK_INPUT; |
ec48c3a7 JR |
5173 | } |
5174 | ||
5175 | ||
31d4844a KH |
5176 | /* Just discard the mouse face information for frame F, if any. |
5177 | This is used when the size of F is changed. */ | |
5178 | ||
5179 | void | |
5180 | cancel_mouse_face (f) | |
5181 | FRAME_PTR f; | |
5182 | { | |
5183 | Lisp_Object window; | |
5184 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
5185 | ||
5186 | window = dpyinfo->mouse_face_window; | |
5187 | if (! NILP (window) && XFRAME (XWINDOW (window)->frame) == f) | |
5188 | { | |
5189 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
5190 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
5191 | dpyinfo->mouse_face_window = Qnil; | |
5192 | } | |
5193 | } | |
ee78dc32 | 5194 | \f |
9ef2e2cf | 5195 | static struct scroll_bar *x_window_to_scroll_bar (); |
ee78dc32 | 5196 | static void x_scroll_bar_report_motion (); |
549808db JR |
5197 | static void x_check_fullscreen P_ ((struct frame *)); |
5198 | static void x_check_fullscreen_move P_ ((struct frame *)); | |
9f5a911b JR |
5199 | static int glyph_rect P_ ((struct frame *f, int, int, RECT *)); |
5200 | ||
5201 | ||
5202 | /* Try to determine frame pixel position and size of the glyph under | |
5203 | frame pixel coordinates X/Y on frame F . Return the position and | |
5204 | size in *RECT. Value is non-zero if we could compute these | |
5205 | values. */ | |
5206 | ||
5207 | static int | |
5208 | glyph_rect (f, x, y, rect) | |
5209 | struct frame *f; | |
5210 | int x, y; | |
5211 | RECT *rect; | |
5212 | { | |
5213 | Lisp_Object window; | |
1e2eddb4 | 5214 | int part; |
9f5a911b JR |
5215 | |
5216 | window = window_from_coordinates (f, x, y, &part, 0); | |
5217 | if (!NILP (window)) | |
5218 | { | |
5219 | struct window *w = XWINDOW (window); | |
5220 | struct glyph_row *r = MATRIX_FIRST_TEXT_ROW (w->current_matrix); | |
5221 | struct glyph_row *end = r + w->current_matrix->nrows - 1; | |
9f5a911b JR |
5222 | |
5223 | frame_to_window_pixel_xy (w, &x, &y); | |
1e2eddb4 JR |
5224 | |
5225 | for (; r < end && r->enabled_p; ++r) | |
5226 | if (r->y <= y && r->y + r->height > y) | |
9f5a911b | 5227 | { |
1e2eddb4 | 5228 | /* Found the row at y. */ |
9f5a911b JR |
5229 | struct glyph *g = r->glyphs[TEXT_AREA]; |
5230 | struct glyph *end = g + r->used[TEXT_AREA]; | |
5231 | int gx; | |
1e2eddb4 JR |
5232 | |
5233 | rect->top = WINDOW_TO_FRAME_PIXEL_Y (w, r->y); | |
5234 | rect->bottom = rect->top + r->height; | |
5235 | ||
5236 | if (x < r->x) | |
5237 | { | |
5238 | /* x is to the left of the first glyph in the row. */ | |
5239 | rect->left = XINT (w->left); | |
5240 | rect->right = WINDOW_TO_FRAME_PIXEL_X (w, r->x); | |
5241 | return 1; | |
5242 | } | |
5243 | ||
5244 | for (gx = r->x; g < end; gx += g->pixel_width, ++g) | |
5245 | if (gx <= x && gx + g->pixel_width > x) | |
9f5a911b | 5246 | { |
1e2eddb4 | 5247 | /* x is on a glyph. */ |
9f5a911b | 5248 | rect->left = WINDOW_TO_FRAME_PIXEL_X (w, gx); |
9f5a911b | 5249 | rect->right = rect->left + g->pixel_width; |
1e2eddb4 | 5250 | return 1; |
9f5a911b | 5251 | } |
1e2eddb4 JR |
5252 | |
5253 | /* x is to the right of the last glyph in the row. */ | |
5254 | rect->left = WINDOW_TO_FRAME_PIXEL_X (w, gx); | |
5255 | rect->right = XINT (w->left) + XINT (w->width); | |
5256 | return 1; | |
9f5a911b JR |
5257 | } |
5258 | } | |
5259 | ||
1e2eddb4 JR |
5260 | /* The y is not on any row. */ |
5261 | return 0; | |
9f5a911b JR |
5262 | } |
5263 | ||
5264 | /* Record the position of the mouse in last_mouse_glyph. */ | |
565153ff JR |
5265 | static void |
5266 | remember_mouse_glyph (f1, gx, gy) | |
9f5a911b JR |
5267 | struct frame * f1; |
5268 | int gx, gy; | |
5269 | { | |
5270 | if (!glyph_rect (f1, gx, gy, &last_mouse_glyph)) | |
5271 | { | |
5272 | int width = FRAME_SMALLEST_CHAR_WIDTH (f1); | |
5273 | int height = FRAME_SMALLEST_FONT_HEIGHT (f1); | |
5274 | ||
5275 | /* Arrange for the division in PIXEL_TO_CHAR_COL etc. to | |
5276 | round down even for negative values. */ | |
5277 | if (gx < 0) | |
5278 | gx -= width - 1; | |
5279 | if (gy < 0) | |
5280 | gy -= height - 1; | |
5281 | #if 0 | |
5282 | /* This was the original code from XTmouse_position, but it seems | |
5283 | to give the position of the glyph diagonally next to the one | |
5284 | the mouse is over. */ | |
5285 | gx = (gx + width - 1) / width * width; | |
5286 | gy = (gy + height - 1) / height * height; | |
5287 | #else | |
5288 | gx = gx / width * width; | |
5289 | gy = gy / height * height; | |
5290 | #endif | |
5291 | ||
5292 | last_mouse_glyph.left = gx; | |
5293 | last_mouse_glyph.top = gy; | |
5294 | last_mouse_glyph.right = gx + width; | |
5295 | last_mouse_glyph.bottom = gy + height; | |
5296 | } | |
5297 | } | |
ee78dc32 GV |
5298 | |
5299 | /* Return the current position of the mouse. | |
5300 | *fp should be a frame which indicates which display to ask about. | |
5301 | ||
5302 | If the mouse movement started in a scroll bar, set *fp, *bar_window, | |
5303 | and *part to the frame, window, and scroll bar part that the mouse | |
5304 | is over. Set *x and *y to the portion and whole of the mouse's | |
5305 | position on the scroll bar. | |
5306 | ||
5307 | If the mouse movement started elsewhere, set *fp to the frame the | |
5308 | mouse is on, *bar_window to nil, and *x and *y to the character cell | |
5309 | the mouse is over. | |
5310 | ||
9ef2e2cf | 5311 | Set *time to the server time-stamp for the time at which the mouse |
ee78dc32 GV |
5312 | was at this position. |
5313 | ||
5314 | Don't store anything if we don't have a valid set of values to report. | |
5315 | ||
5316 | This clears the mouse_moved flag, so we can wait for the next mouse | |
9ef2e2cf | 5317 | movement. */ |
ee78dc32 GV |
5318 | |
5319 | static void | |
fbd6baed | 5320 | w32_mouse_position (fp, insist, bar_window, part, x, y, time) |
ee78dc32 GV |
5321 | FRAME_PTR *fp; |
5322 | int insist; | |
5323 | Lisp_Object *bar_window; | |
5324 | enum scroll_bar_part *part; | |
5325 | Lisp_Object *x, *y; | |
5326 | unsigned long *time; | |
5327 | { | |
5328 | FRAME_PTR f1; | |
5329 | ||
5330 | BLOCK_INPUT; | |
5331 | ||
95fa970d | 5332 | if (! NILP (last_mouse_scroll_bar) && insist == 0) |
ee78dc32 GV |
5333 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time); |
5334 | else | |
5335 | { | |
5336 | POINT pt; | |
5337 | ||
5338 | Lisp_Object frame, tail; | |
5339 | ||
5340 | /* Clear the mouse-moved flag for every frame on this display. */ | |
5341 | FOR_EACH_FRAME (tail, frame) | |
5342 | XFRAME (frame)->mouse_moved = 0; | |
5343 | ||
5344 | last_mouse_scroll_bar = Qnil; | |
d67d1627 | 5345 | |
ee78dc32 GV |
5346 | GetCursorPos (&pt); |
5347 | ||
5348 | /* Now we have a position on the root; find the innermost window | |
5349 | containing the pointer. */ | |
5350 | { | |
fbd6baed | 5351 | if (FRAME_W32_DISPLAY_INFO (*fp)->grabbed && last_mouse_frame |
ee78dc32 GV |
5352 | && FRAME_LIVE_P (last_mouse_frame)) |
5353 | { | |
08712a41 AI |
5354 | /* If mouse was grabbed on a frame, give coords for that frame |
5355 | even if the mouse is now outside it. */ | |
ee78dc32 GV |
5356 | f1 = last_mouse_frame; |
5357 | } | |
5358 | else | |
5359 | { | |
08712a41 | 5360 | /* Is window under mouse one of our frames? */ |
9f5a911b | 5361 | f1 = x_any_window_to_frame (FRAME_W32_DISPLAY_INFO (*fp), |
9127e20e | 5362 | WindowFromPoint (pt)); |
ee78dc32 GV |
5363 | } |
5364 | ||
5365 | /* If not, is it one of our scroll bars? */ | |
5366 | if (! f1) | |
5367 | { | |
9127e20e JR |
5368 | struct scroll_bar *bar |
5369 | = x_window_to_scroll_bar (WindowFromPoint (pt)); | |
ee78dc32 GV |
5370 | |
5371 | if (bar) | |
5372 | { | |
5373 | f1 = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
5374 | } | |
5375 | } | |
5376 | ||
95fa970d | 5377 | if (f1 == 0 && insist > 0) |
791f420f | 5378 | f1 = SELECTED_FRAME (); |
ee78dc32 GV |
5379 | |
5380 | if (f1) | |
5381 | { | |
791f420f JR |
5382 | /* Ok, we found a frame. Store all the values. |
5383 | last_mouse_glyph is a rectangle used to reduce the | |
5384 | generation of mouse events. To not miss any motion | |
5385 | events, we must divide the frame into rectangles of the | |
5386 | size of the smallest character that could be displayed | |
5387 | on it, i.e. into the same rectangles that matrices on | |
5388 | the frame are divided into. */ | |
5389 | ||
5390 | #if OLD_REDISPLAY_CODE | |
ee78dc32 GV |
5391 | int ignore1, ignore2; |
5392 | ||
fbd6baed | 5393 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); |
ee78dc32 | 5394 | |
ee78dc32 GV |
5395 | pixel_to_glyph_coords (f1, pt.x, pt.y, &ignore1, &ignore2, |
5396 | &last_mouse_glyph, | |
fbd6baed | 5397 | FRAME_W32_DISPLAY_INFO (f1)->grabbed |
ee78dc32 | 5398 | || insist); |
791f420f JR |
5399 | #else |
5400 | ScreenToClient (FRAME_W32_WINDOW (f1), &pt); | |
9f5a911b | 5401 | remember_mouse_glyph (f1, pt.x, pt.y); |
791f420f | 5402 | #endif |
ee78dc32 GV |
5403 | |
5404 | *bar_window = Qnil; | |
5405 | *part = 0; | |
5406 | *fp = f1; | |
5407 | XSETINT (*x, pt.x); | |
5408 | XSETINT (*y, pt.y); | |
5409 | *time = last_mouse_movement_time; | |
5410 | } | |
5411 | } | |
5412 | } | |
5413 | ||
5414 | UNBLOCK_INPUT; | |
5415 | } | |
791f420f | 5416 | |
ee78dc32 GV |
5417 | \f |
5418 | /* Scroll bar support. */ | |
5419 | ||
ec48c3a7 | 5420 | /* Given a window ID, find the struct scroll_bar which manages it. |
ee78dc32 GV |
5421 | This can be called in GC, so we have to make sure to strip off mark |
5422 | bits. */ | |
9ef2e2cf JR |
5423 | |
5424 | static struct scroll_bar * | |
ee78dc32 GV |
5425 | x_window_to_scroll_bar (window_id) |
5426 | Window window_id; | |
5427 | { | |
791f420f | 5428 | Lisp_Object tail; |
ee78dc32 GV |
5429 | |
5430 | for (tail = Vframe_list; | |
5431 | XGCTYPE (tail) == Lisp_Cons; | |
8e713be6 | 5432 | tail = XCDR (tail)) |
ee78dc32 GV |
5433 | { |
5434 | Lisp_Object frame, bar, condemned; | |
5435 | ||
8e713be6 | 5436 | frame = XCAR (tail); |
ee78dc32 GV |
5437 | /* All elements of Vframe_list should be frames. */ |
5438 | if (! GC_FRAMEP (frame)) | |
5439 | abort (); | |
5440 | ||
5441 | /* Scan this frame's scroll bar list for a scroll bar with the | |
5442 | right window ID. */ | |
5443 | condemned = FRAME_CONDEMNED_SCROLL_BARS (XFRAME (frame)); | |
5444 | for (bar = FRAME_SCROLL_BARS (XFRAME (frame)); | |
5445 | /* This trick allows us to search both the ordinary and | |
5446 | condemned scroll bar lists with one loop. */ | |
5447 | ! GC_NILP (bar) || (bar = condemned, | |
5448 | condemned = Qnil, | |
5449 | ! GC_NILP (bar)); | |
5450 | bar = XSCROLL_BAR (bar)->next) | |
fbd6baed | 5451 | if (SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)) == window_id) |
ee78dc32 GV |
5452 | return XSCROLL_BAR (bar); |
5453 | } | |
5454 | ||
5455 | return 0; | |
5456 | } | |
5457 | ||
791f420f JR |
5458 | |
5459 | \f | |
5460 | /* Set the thumb size and position of scroll bar BAR. We are currently | |
5461 | displaying PORTION out of a whole WHOLE, and our position POSITION. */ | |
5462 | ||
5463 | static void | |
5464 | w32_set_scroll_bar_thumb (bar, portion, position, whole) | |
5465 | struct scroll_bar *bar; | |
5466 | int portion, position, whole; | |
5467 | { | |
5468 | Window w = SCROLL_BAR_W32_WINDOW (bar); | |
d8e675f5 | 5469 | double range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
791f420f JR |
5470 | int sb_page, sb_pos; |
5471 | BOOL draggingp = !NILP (bar->dragging) ? TRUE : FALSE; | |
5472 | ||
5473 | if (whole) | |
5474 | { | |
5475 | /* Position scroll bar at rock bottom if the bottom of the | |
5476 | buffer is visible. This avoids shinking the thumb away | |
5477 | to nothing if it is held at the bottom of the buffer. */ | |
5478 | if (position + portion >= whole) | |
5479 | { | |
5480 | sb_page = range * (whole - position) / whole | |
5481 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
5482 | sb_pos = range; | |
5483 | } | |
5484 | ||
5485 | sb_page = portion * range / whole + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
5486 | sb_pos = position * range / whole; | |
5487 | } | |
5488 | else | |
5489 | { | |
5490 | sb_page = range; | |
5491 | sb_pos = 0; | |
5492 | } | |
5493 | ||
5494 | BLOCK_INPUT; | |
5495 | ||
5496 | if (pfnSetScrollInfo) | |
5497 | { | |
5498 | SCROLLINFO si; | |
5499 | ||
5500 | si.cbSize = sizeof (si); | |
5501 | /* Only update page size if currently dragging, to reduce | |
5502 | flicker effects. */ | |
5503 | if (draggingp) | |
5504 | si.fMask = SIF_PAGE; | |
5505 | else | |
5506 | si.fMask = SIF_PAGE | SIF_POS; | |
5507 | si.nPage = sb_page; | |
5508 | si.nPos = sb_pos; | |
5509 | ||
5510 | pfnSetScrollInfo (w, SB_CTL, &si, !draggingp); | |
5511 | } | |
5512 | else | |
5513 | SetScrollPos (w, SB_CTL, sb_pos, !draggingp); | |
5514 | ||
5515 | UNBLOCK_INPUT; | |
5516 | } | |
5517 | ||
5518 | \f | |
5519 | /************************************************************************ | |
5520 | Scroll bars, general | |
5521 | ************************************************************************/ | |
d67d1627 JB |
5522 | |
5523 | HWND | |
ee78dc32 GV |
5524 | my_create_scrollbar (f, bar) |
5525 | struct frame * f; | |
5526 | struct scroll_bar * bar; | |
5527 | { | |
689004fa | 5528 | return (HWND) SendMessage (FRAME_W32_WINDOW (f), |
d67d1627 | 5529 | WM_EMACS_CREATESCROLLBAR, (WPARAM) f, |
689004fa | 5530 | (LPARAM) bar); |
ee78dc32 GV |
5531 | } |
5532 | ||
ab76d376 | 5533 | /*#define ATTACH_THREADS*/ |
52cf03a1 | 5534 | |
689004fa GV |
5535 | BOOL |
5536 | my_show_window (FRAME_PTR f, HWND hwnd, int how) | |
52cf03a1 GV |
5537 | { |
5538 | #ifndef ATTACH_THREADS | |
689004fa GV |
5539 | return SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SHOWWINDOW, |
5540 | (WPARAM) hwnd, (LPARAM) how); | |
52cf03a1 | 5541 | #else |
689004fa | 5542 | return ShowWindow (hwnd, how); |
52cf03a1 GV |
5543 | #endif |
5544 | } | |
5545 | ||
5546 | void | |
5547 | my_set_window_pos (HWND hwnd, HWND hwndAfter, | |
689004fa | 5548 | int x, int y, int cx, int cy, UINT flags) |
52cf03a1 GV |
5549 | { |
5550 | #ifndef ATTACH_THREADS | |
689004fa GV |
5551 | WINDOWPOS pos; |
5552 | pos.hwndInsertAfter = hwndAfter; | |
52cf03a1 GV |
5553 | pos.x = x; |
5554 | pos.y = y; | |
5555 | pos.cx = cx; | |
5556 | pos.cy = cy; | |
5557 | pos.flags = flags; | |
5558 | SendMessage (hwnd, WM_EMACS_SETWINDOWPOS, (WPARAM) &pos, 0); | |
5559 | #else | |
5560 | SetWindowPos (hwnd, hwndAfter, x, y, cx, cy, flags); | |
5561 | #endif | |
5562 | } | |
5563 | ||
ec48c3a7 | 5564 | void |
689004fa GV |
5565 | my_set_focus (f, hwnd) |
5566 | struct frame * f; | |
5567 | HWND hwnd; | |
5568 | { | |
d67d1627 | 5569 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_SETFOCUS, |
689004fa GV |
5570 | (WPARAM) hwnd, 0); |
5571 | } | |
5572 | ||
ec48c3a7 | 5573 | void |
ef0e360f GV |
5574 | my_set_foreground_window (hwnd) |
5575 | HWND hwnd; | |
5576 | { | |
5577 | SendMessage (hwnd, WM_EMACS_SETFOREGROUND, (WPARAM) hwnd, 0); | |
5578 | } | |
5579 | ||
ee78dc32 GV |
5580 | void |
5581 | my_destroy_window (f, hwnd) | |
5582 | struct frame * f; | |
5583 | HWND hwnd; | |
5584 | { | |
d67d1627 | 5585 | SendMessage (FRAME_W32_WINDOW (f), WM_EMACS_DESTROYWINDOW, |
ee78dc32 GV |
5586 | (WPARAM) hwnd, 0); |
5587 | } | |
5588 | ||
791f420f JR |
5589 | /* Create a scroll bar and return the scroll bar vector for it. W is |
5590 | the Emacs window on which to create the scroll bar. TOP, LEFT, | |
5591 | WIDTH and HEIGHT are.the pixel coordinates and dimensions of the | |
5592 | scroll bar. */ | |
5593 | ||
ee78dc32 | 5594 | static struct scroll_bar * |
791f420f JR |
5595 | x_scroll_bar_create (w, top, left, width, height) |
5596 | struct window *w; | |
ee78dc32 GV |
5597 | int top, left, width, height; |
5598 | { | |
791f420f JR |
5599 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
5600 | HWND hwnd; | |
ee78dc32 GV |
5601 | struct scroll_bar *bar |
5602 | = XSCROLL_BAR (Fmake_vector (make_number (SCROLL_BAR_VEC_SIZE), Qnil)); | |
ee78dc32 GV |
5603 | |
5604 | BLOCK_INPUT; | |
5605 | ||
791f420f | 5606 | XSETWINDOW (bar->window, w); |
ee78dc32 GV |
5607 | XSETINT (bar->top, top); |
5608 | XSETINT (bar->left, left); | |
5609 | XSETINT (bar->width, width); | |
5610 | XSETINT (bar->height, height); | |
5611 | XSETINT (bar->start, 0); | |
5612 | XSETINT (bar->end, 0); | |
5613 | bar->dragging = Qnil; | |
5614 | ||
5615 | /* Requires geometry to be set before call to create the real window */ | |
5616 | ||
5617 | hwnd = my_create_scrollbar (f, bar); | |
5618 | ||
689004fa GV |
5619 | if (pfnSetScrollInfo) |
5620 | { | |
5621 | SCROLLINFO si; | |
5622 | ||
5623 | si.cbSize = sizeof (si); | |
5624 | si.fMask = SIF_ALL; | |
5625 | si.nMin = 0; | |
791f420f JR |
5626 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) |
5627 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
689004fa GV |
5628 | si.nPage = si.nMax; |
5629 | si.nPos = 0; | |
5630 | ||
5631 | pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE); | |
5632 | } | |
5633 | else | |
5634 | { | |
791f420f JR |
5635 | SetScrollRange (hwnd, SB_CTL, 0, |
5636 | VERTICAL_SCROLL_BAR_TOP_RANGE (f, height), FALSE); | |
689004fa GV |
5637 | SetScrollPos (hwnd, SB_CTL, 0, FALSE); |
5638 | } | |
ee78dc32 | 5639 | |
fbd6baed | 5640 | SET_SCROLL_BAR_W32_WINDOW (bar, hwnd); |
ee78dc32 GV |
5641 | |
5642 | /* Add bar to its frame's list of scroll bars. */ | |
5643 | bar->next = FRAME_SCROLL_BARS (f); | |
5644 | bar->prev = Qnil; | |
5645 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
5646 | if (! NILP (bar->next)) | |
5647 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
5648 | ||
5649 | UNBLOCK_INPUT; | |
5650 | ||
5651 | return bar; | |
5652 | } | |
5653 | ||
ee78dc32 | 5654 | |
791f420f JR |
5655 | /* Destroy scroll bar BAR, and set its Emacs window's scroll bar to |
5656 | nil. */ | |
ee78dc32 | 5657 | |
ee78dc32 GV |
5658 | static void |
5659 | x_scroll_bar_remove (bar) | |
5660 | struct scroll_bar *bar; | |
5661 | { | |
5662 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); | |
5663 | ||
5664 | BLOCK_INPUT; | |
5665 | ||
5666 | /* Destroy the window. */ | |
fbd6baed | 5667 | my_destroy_window (f, SCROLL_BAR_W32_WINDOW (bar)); |
ee78dc32 GV |
5668 | |
5669 | /* Disassociate this scroll bar from its window. */ | |
5670 | XWINDOW (bar->window)->vertical_scroll_bar = Qnil; | |
5671 | ||
5672 | UNBLOCK_INPUT; | |
5673 | } | |
5674 | ||
5675 | /* Set the handle of the vertical scroll bar for WINDOW to indicate | |
5676 | that we are displaying PORTION characters out of a total of WHOLE | |
5677 | characters, starting at POSITION. If WINDOW has no scroll bar, | |
5678 | create one. */ | |
5679 | static void | |
791f420f JR |
5680 | w32_set_vertical_scroll_bar (w, portion, whole, position) |
5681 | struct window *w; | |
ee78dc32 GV |
5682 | int portion, whole, position; |
5683 | { | |
791f420f | 5684 | struct frame *f = XFRAME (w->frame); |
ee78dc32 | 5685 | struct scroll_bar *bar; |
9ef2e2cf | 5686 | int top, height, left, sb_left, width, sb_width; |
791f420f JR |
5687 | int window_x, window_y, window_width, window_height; |
5688 | ||
5689 | /* Get window dimensions. */ | |
5690 | window_box (w, -1, &window_x, &window_y, &window_width, &window_height); | |
5691 | top = window_y; | |
5692 | width = FRAME_SCROLL_BAR_COLS (f) * CANON_X_UNIT (f); | |
5693 | height = window_height; | |
5694 | ||
5695 | /* Compute the left edge of the scroll bar area. */ | |
5696 | if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) | |
5697 | left = XINT (w->left) + XINT (w->width) - FRAME_SCROLL_BAR_COLS (f); | |
5698 | else | |
5699 | left = XFASTINT (w->left); | |
5700 | left *= CANON_X_UNIT (f); | |
5701 | left += FRAME_INTERNAL_BORDER_WIDTH (f); | |
5702 | ||
5703 | /* Compute the width of the scroll bar which might be less than | |
5704 | the width of the area reserved for the scroll bar. */ | |
5705 | if (FRAME_SCROLL_BAR_PIXEL_WIDTH (f) > 0) | |
5706 | sb_width = FRAME_SCROLL_BAR_PIXEL_WIDTH (f); | |
5707 | else | |
5708 | sb_width = width; | |
ee78dc32 | 5709 | |
791f420f JR |
5710 | /* Compute the left edge of the scroll bar. */ |
5711 | if (FRAME_HAS_VERTICAL_SCROLL_BARS_ON_RIGHT (f)) | |
d67d1627 | 5712 | sb_left = left + width - sb_width - (width - sb_width) / 2; |
ee78dc32 | 5713 | else |
791f420f JR |
5714 | sb_left = left + (width - sb_width) / 2; |
5715 | ||
5716 | /* Does the scroll bar exist yet? */ | |
5717 | if (NILP (w->vertical_scroll_bar)) | |
ee78dc32 | 5718 | { |
00fe468b | 5719 | HDC hdc; |
791f420f | 5720 | BLOCK_INPUT; |
6ff3e5e3 | 5721 | if (width > 0 && height > 0) |
9f5a911b JR |
5722 | { |
5723 | hdc = get_frame_dc (f); | |
5724 | w32_clear_area (f, hdc, left, top, width, height); | |
5725 | release_frame_dc (f, hdc); | |
5726 | } | |
791f420f | 5727 | UNBLOCK_INPUT; |
00fe468b | 5728 | |
791f420f | 5729 | bar = x_scroll_bar_create (w, top, sb_left, sb_width, height); |
ee78dc32 | 5730 | } |
791f420f JR |
5731 | else |
5732 | { | |
d67d1627 | 5733 | /* It may just need to be moved and resized. */ |
791f420f JR |
5734 | HWND hwnd; |
5735 | ||
5736 | bar = XSCROLL_BAR (w->vertical_scroll_bar); | |
5737 | hwnd = SCROLL_BAR_W32_WINDOW (bar); | |
5738 | ||
5739 | /* If already correctly positioned, do nothing. */ | |
5740 | if ( XINT (bar->left) == sb_left | |
5741 | && XINT (bar->top) == top | |
5742 | && XINT (bar->width) == sb_width | |
5743 | && XINT (bar->height) == height ) | |
5744 | { | |
5745 | /* Redraw after clear_frame. */ | |
5746 | if (!my_show_window (f, hwnd, SW_NORMAL)) | |
5747 | InvalidateRect (hwnd, NULL, FALSE); | |
5748 | } | |
5749 | else | |
5750 | { | |
00fe468b | 5751 | HDC hdc; |
791f420f | 5752 | BLOCK_INPUT; |
9f5a911b JR |
5753 | if (width && height) |
5754 | { | |
5755 | hdc = get_frame_dc (f); | |
5756 | /* Since Windows scroll bars are smaller than the space reserved | |
5757 | for them on the frame, we have to clear "under" them. */ | |
5758 | w32_clear_area (f, hdc, | |
5759 | left, | |
5760 | top, | |
5761 | width, | |
5762 | height); | |
5763 | release_frame_dc (f, hdc); | |
5764 | } | |
791f420f JR |
5765 | /* Make sure scroll bar is "visible" before moving, to ensure the |
5766 | area of the parent window now exposed will be refreshed. */ | |
5767 | my_show_window (f, hwnd, SW_HIDE); | |
9f5a911b JR |
5768 | MoveWindow (hwnd, sb_left + VERTICAL_SCROLL_BAR_WIDTH_TRIM, |
5769 | top, sb_width - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2, | |
5770 | max (height, 1), TRUE); | |
791f420f JR |
5771 | if (pfnSetScrollInfo) |
5772 | { | |
5773 | SCROLLINFO si; | |
ee78dc32 | 5774 | |
791f420f JR |
5775 | si.cbSize = sizeof (si); |
5776 | si.fMask = SIF_RANGE; | |
5777 | si.nMin = 0; | |
5778 | si.nMax = VERTICAL_SCROLL_BAR_TOP_RANGE (f, height) | |
5779 | + VERTICAL_SCROLL_BAR_MIN_HANDLE; | |
ee78dc32 | 5780 | |
00fe468b | 5781 | pfnSetScrollInfo (hwnd, SB_CTL, &si, FALSE); |
791f420f JR |
5782 | } |
5783 | else | |
00fe468b | 5784 | SetScrollRange (hwnd, SB_CTL, 0, |
791f420f JR |
5785 | VERTICAL_SCROLL_BAR_TOP_RANGE (f, height), FALSE); |
5786 | my_show_window (f, hwnd, SW_NORMAL); | |
ab76d376 | 5787 | /* InvalidateRect (w, NULL, FALSE); */ |
791f420f JR |
5788 | |
5789 | /* Remember new settings. */ | |
5790 | XSETINT (bar->left, sb_left); | |
5791 | XSETINT (bar->top, top); | |
5792 | XSETINT (bar->width, sb_width); | |
5793 | XSETINT (bar->height, height); | |
5794 | ||
5795 | UNBLOCK_INPUT; | |
5796 | } | |
5797 | } | |
5798 | w32_set_scroll_bar_thumb (bar, portion, position, whole); | |
ee78dc32 | 5799 | |
791f420f | 5800 | XSETVECTOR (w->vertical_scroll_bar, bar); |
ee78dc32 GV |
5801 | } |
5802 | ||
5803 | ||
5804 | /* The following three hooks are used when we're doing a thorough | |
5805 | redisplay of the frame. We don't explicitly know which scroll bars | |
5806 | are going to be deleted, because keeping track of when windows go | |
5807 | away is a real pain - "Can you say set-window-configuration, boys | |
5808 | and girls?" Instead, we just assert at the beginning of redisplay | |
5809 | that *all* scroll bars are to be removed, and then save a scroll bar | |
5810 | from the fiery pit when we actually redisplay its window. */ | |
5811 | ||
5812 | /* Arrange for all scroll bars on FRAME to be removed at the next call | |
5813 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
9ef2e2cf JR |
5814 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. */ |
5815 | ||
ee78dc32 | 5816 | static void |
fbd6baed | 5817 | w32_condemn_scroll_bars (frame) |
ee78dc32 GV |
5818 | FRAME_PTR frame; |
5819 | { | |
ef0e360f GV |
5820 | /* Transfer all the scroll bars to FRAME_CONDEMNED_SCROLL_BARS. */ |
5821 | while (! NILP (FRAME_SCROLL_BARS (frame))) | |
5822 | { | |
5823 | Lisp_Object bar; | |
5824 | bar = FRAME_SCROLL_BARS (frame); | |
5825 | FRAME_SCROLL_BARS (frame) = XSCROLL_BAR (bar)->next; | |
5826 | XSCROLL_BAR (bar)->next = FRAME_CONDEMNED_SCROLL_BARS (frame); | |
5827 | XSCROLL_BAR (bar)->prev = Qnil; | |
5828 | if (! NILP (FRAME_CONDEMNED_SCROLL_BARS (frame))) | |
5829 | XSCROLL_BAR (FRAME_CONDEMNED_SCROLL_BARS (frame))->prev = bar; | |
5830 | FRAME_CONDEMNED_SCROLL_BARS (frame) = bar; | |
5831 | } | |
ee78dc32 GV |
5832 | } |
5833 | ||
c2cc16fa | 5834 | |
9ef2e2cf | 5835 | /* Un-mark WINDOW's scroll bar for deletion in this judgment cycle. |
ee78dc32 | 5836 | Note that WINDOW isn't necessarily condemned at all. */ |
c2cc16fa | 5837 | |
ee78dc32 | 5838 | static void |
fbd6baed | 5839 | w32_redeem_scroll_bar (window) |
ee78dc32 GV |
5840 | struct window *window; |
5841 | { | |
5842 | struct scroll_bar *bar; | |
c2cc16fa | 5843 | struct frame *f; |
ee78dc32 GV |
5844 | |
5845 | /* We can't redeem this window's scroll bar if it doesn't have one. */ | |
5846 | if (NILP (window->vertical_scroll_bar)) | |
5847 | abort (); | |
5848 | ||
5849 | bar = XSCROLL_BAR (window->vertical_scroll_bar); | |
5850 | ||
ef0e360f | 5851 | /* Unlink it from the condemned list. */ |
c2cc16fa JR |
5852 | f = XFRAME (WINDOW_FRAME (window)); |
5853 | if (NILP (bar->prev)) | |
5854 | { | |
5855 | /* If the prev pointer is nil, it must be the first in one of | |
5856 | the lists. */ | |
5857 | if (EQ (FRAME_SCROLL_BARS (f), window->vertical_scroll_bar)) | |
5858 | /* It's not condemned. Everything's fine. */ | |
5859 | return; | |
5860 | else if (EQ (FRAME_CONDEMNED_SCROLL_BARS (f), | |
5861 | window->vertical_scroll_bar)) | |
5862 | FRAME_CONDEMNED_SCROLL_BARS (f) = bar->next; | |
5863 | else | |
5864 | /* If its prev pointer is nil, it must be at the front of | |
5865 | one or the other! */ | |
5866 | abort (); | |
5867 | } | |
5868 | else | |
5869 | XSCROLL_BAR (bar->prev)->next = bar->next; | |
ef0e360f | 5870 | |
c2cc16fa JR |
5871 | if (! NILP (bar->next)) |
5872 | XSCROLL_BAR (bar->next)->prev = bar->prev; | |
ef0e360f | 5873 | |
c2cc16fa JR |
5874 | bar->next = FRAME_SCROLL_BARS (f); |
5875 | bar->prev = Qnil; | |
5876 | XSETVECTOR (FRAME_SCROLL_BARS (f), bar); | |
5877 | if (! NILP (bar->next)) | |
5878 | XSETVECTOR (XSCROLL_BAR (bar->next)->prev, bar); | |
ee78dc32 GV |
5879 | } |
5880 | ||
5881 | /* Remove all scroll bars on FRAME that haven't been saved since the | |
5882 | last call to `*condemn_scroll_bars_hook'. */ | |
9ef2e2cf | 5883 | |
ee78dc32 | 5884 | static void |
fbd6baed | 5885 | w32_judge_scroll_bars (f) |
ee78dc32 GV |
5886 | FRAME_PTR f; |
5887 | { | |
5888 | Lisp_Object bar, next; | |
5889 | ||
5890 | bar = FRAME_CONDEMNED_SCROLL_BARS (f); | |
5891 | ||
5892 | /* Clear out the condemned list now so we won't try to process any | |
5893 | more events on the hapless scroll bars. */ | |
5894 | FRAME_CONDEMNED_SCROLL_BARS (f) = Qnil; | |
5895 | ||
5896 | for (; ! NILP (bar); bar = next) | |
5897 | { | |
5898 | struct scroll_bar *b = XSCROLL_BAR (bar); | |
5899 | ||
5900 | x_scroll_bar_remove (b); | |
5901 | ||
5902 | next = b->next; | |
5903 | b->next = b->prev = Qnil; | |
5904 | } | |
5905 | ||
5906 | /* Now there should be no references to the condemned scroll bars, | |
5907 | and they should get garbage-collected. */ | |
5908 | } | |
5909 | ||
5910 | /* Handle a mouse click on the scroll bar BAR. If *EMACS_EVENT's kind | |
3b8f9651 | 5911 | is set to something other than NO_EVENT, it is enqueued. |
ee78dc32 GV |
5912 | |
5913 | This may be called from a signal handler, so we have to ignore GC | |
5914 | mark bits. */ | |
2c28562d | 5915 | |
52cf03a1 | 5916 | static int |
c2cc16fa | 5917 | w32_scroll_bar_handle_click (bar, msg, emacs_event) |
ee78dc32 | 5918 | struct scroll_bar *bar; |
fbd6baed | 5919 | W32Msg *msg; |
ee78dc32 GV |
5920 | struct input_event *emacs_event; |
5921 | { | |
5922 | if (! GC_WINDOWP (bar->window)) | |
5923 | abort (); | |
5924 | ||
3b8f9651 | 5925 | emacs_event->kind = W32_SCROLL_BAR_CLICK_EVENT; |
ee78dc32 | 5926 | emacs_event->code = 0; |
52cf03a1 GV |
5927 | /* not really meaningful to distinguish up/down */ |
5928 | emacs_event->modifiers = msg->dwModifiers; | |
ee78dc32 | 5929 | emacs_event->frame_or_window = bar->window; |
7e889510 | 5930 | emacs_event->arg = Qnil; |
ee78dc32 GV |
5931 | emacs_event->timestamp = msg->msg.time; |
5932 | ||
5933 | { | |
791f420f | 5934 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
689004fa GV |
5935 | int y; |
5936 | int dragging = !NILP (bar->dragging); | |
5937 | ||
5938 | if (pfnGetScrollInfo) | |
5939 | { | |
5940 | SCROLLINFO si; | |
5941 | ||
5942 | si.cbSize = sizeof (si); | |
5943 | si.fMask = SIF_POS; | |
5944 | ||
5945 | pfnGetScrollInfo ((HWND) msg->msg.lParam, SB_CTL, &si); | |
5946 | y = si.nPos; | |
5947 | } | |
5948 | else | |
5949 | y = GetScrollPos ((HWND) msg->msg.lParam, SB_CTL); | |
5950 | ||
5951 | bar->dragging = Qnil; | |
ee78dc32 | 5952 | |
9ef2e2cf JR |
5953 | |
5954 | last_mouse_scroll_bar_pos = msg->msg.wParam; | |
d67d1627 | 5955 | |
ee78dc32 | 5956 | switch (LOWORD (msg->msg.wParam)) |
2c28562d | 5957 | { |
2c28562d | 5958 | case SB_LINEDOWN: |
52cf03a1 | 5959 | emacs_event->part = scroll_bar_down_arrow; |
ee78dc32 | 5960 | break; |
2c28562d | 5961 | case SB_LINEUP: |
52cf03a1 | 5962 | emacs_event->part = scroll_bar_up_arrow; |
ee78dc32 | 5963 | break; |
2c28562d | 5964 | case SB_PAGEUP: |
ee78dc32 GV |
5965 | emacs_event->part = scroll_bar_above_handle; |
5966 | break; | |
2c28562d | 5967 | case SB_PAGEDOWN: |
ee78dc32 GV |
5968 | emacs_event->part = scroll_bar_below_handle; |
5969 | break; | |
2c28562d | 5970 | case SB_TOP: |
ee78dc32 GV |
5971 | emacs_event->part = scroll_bar_handle; |
5972 | y = 0; | |
5973 | break; | |
2c28562d | 5974 | case SB_BOTTOM: |
ee78dc32 GV |
5975 | emacs_event->part = scroll_bar_handle; |
5976 | y = top_range; | |
5977 | break; | |
689004fa | 5978 | case SB_THUMBTRACK: |
2c28562d | 5979 | case SB_THUMBPOSITION: |
791f420f JR |
5980 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
5981 | y = HIWORD (msg->msg.wParam); | |
689004fa | 5982 | bar->dragging = Qt; |
ee78dc32 | 5983 | emacs_event->part = scroll_bar_handle; |
689004fa GV |
5984 | |
5985 | /* "Silently" update current position. */ | |
5986 | if (pfnSetScrollInfo) | |
5987 | { | |
5988 | SCROLLINFO si; | |
5989 | ||
5990 | si.cbSize = sizeof (si); | |
5991 | si.fMask = SIF_POS; | |
689004fa GV |
5992 | si.nPos = y; |
5993 | /* Remember apparent position (we actually lag behind the real | |
5994 | position, so don't set that directly. */ | |
5995 | last_scroll_bar_drag_pos = y; | |
5996 | ||
5997 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, FALSE); | |
5998 | } | |
5999 | else | |
6000 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, FALSE); | |
ee78dc32 | 6001 | break; |
2c28562d | 6002 | case SB_ENDSCROLL: |
689004fa GV |
6003 | /* If this is the end of a drag sequence, then reset the scroll |
6004 | handle size to normal and do a final redraw. Otherwise do | |
6005 | nothing. */ | |
6006 | if (dragging) | |
6007 | { | |
6008 | if (pfnSetScrollInfo) | |
6009 | { | |
6010 | SCROLLINFO si; | |
6011 | int start = XINT (bar->start); | |
6012 | int end = XINT (bar->end); | |
6013 | ||
6014 | si.cbSize = sizeof (si); | |
6015 | si.fMask = SIF_PAGE | SIF_POS; | |
791f420f | 6016 | si.nPage = end - start + VERTICAL_SCROLL_BAR_MIN_HANDLE; |
689004fa | 6017 | si.nPos = last_scroll_bar_drag_pos; |
689004fa GV |
6018 | pfnSetScrollInfo (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, &si, TRUE); |
6019 | } | |
6020 | else | |
6021 | SetScrollPos (SCROLL_BAR_W32_WINDOW (bar), SB_CTL, y, TRUE); | |
6022 | } | |
6023 | /* fall through */ | |
2c28562d | 6024 | default: |
3b8f9651 | 6025 | emacs_event->kind = NO_EVENT; |
52cf03a1 | 6026 | return FALSE; |
2c28562d | 6027 | } |
52cf03a1 | 6028 | |
ee78dc32 GV |
6029 | XSETINT (emacs_event->x, y); |
6030 | XSETINT (emacs_event->y, top_range); | |
52cf03a1 GV |
6031 | |
6032 | return TRUE; | |
ee78dc32 GV |
6033 | } |
6034 | } | |
6035 | ||
6036 | /* Return information to the user about the current position of the mouse | |
6037 | on the scroll bar. */ | |
9ef2e2cf | 6038 | |
ee78dc32 GV |
6039 | static void |
6040 | x_scroll_bar_report_motion (fp, bar_window, part, x, y, time) | |
6041 | FRAME_PTR *fp; | |
6042 | Lisp_Object *bar_window; | |
6043 | enum scroll_bar_part *part; | |
6044 | Lisp_Object *x, *y; | |
6045 | unsigned long *time; | |
6046 | { | |
6047 | struct scroll_bar *bar = XSCROLL_BAR (last_mouse_scroll_bar); | |
fbd6baed | 6048 | Window w = SCROLL_BAR_W32_WINDOW (bar); |
ee78dc32 GV |
6049 | FRAME_PTR f = XFRAME (WINDOW_FRAME (XWINDOW (bar->window))); |
6050 | int pos; | |
791f420f | 6051 | int top_range = VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)); |
ee78dc32 GV |
6052 | |
6053 | BLOCK_INPUT; | |
6054 | ||
6055 | *fp = f; | |
6056 | *bar_window = bar->window; | |
6057 | ||
689004fa GV |
6058 | if (pfnGetScrollInfo) |
6059 | { | |
6060 | SCROLLINFO si; | |
6061 | ||
6062 | si.cbSize = sizeof (si); | |
6063 | si.fMask = SIF_POS | SIF_PAGE | SIF_RANGE; | |
6064 | ||
6065 | pfnGetScrollInfo (w, SB_CTL, &si); | |
6066 | pos = si.nPos; | |
6067 | top_range = si.nMax - si.nPage + 1; | |
6068 | } | |
6069 | else | |
6070 | pos = GetScrollPos (w, SB_CTL); | |
ee78dc32 GV |
6071 | |
6072 | switch (LOWORD (last_mouse_scroll_bar_pos)) | |
6073 | { | |
6074 | case SB_THUMBPOSITION: | |
6075 | case SB_THUMBTRACK: | |
6076 | *part = scroll_bar_handle; | |
791f420f | 6077 | if (VERTICAL_SCROLL_BAR_TOP_RANGE (f, XINT (bar->height)) <= 0xffff) |
ee78dc32 GV |
6078 | pos = HIWORD (last_mouse_scroll_bar_pos); |
6079 | break; | |
6080 | case SB_LINEDOWN: | |
6081 | *part = scroll_bar_handle; | |
6082 | pos++; | |
6083 | break; | |
6084 | default: | |
6085 | *part = scroll_bar_handle; | |
6086 | break; | |
6087 | } | |
6088 | ||
9127e20e JR |
6089 | XSETINT (*x, pos); |
6090 | XSETINT (*y, top_range); | |
ee78dc32 GV |
6091 | |
6092 | f->mouse_moved = 0; | |
6093 | last_mouse_scroll_bar = Qnil; | |
6094 | ||
6095 | *time = last_mouse_movement_time; | |
6096 | ||
6097 | UNBLOCK_INPUT; | |
6098 | } | |
6099 | ||
9ef2e2cf | 6100 | |
ee78dc32 GV |
6101 | /* The screen has been cleared so we may have changed foreground or |
6102 | background colors, and the scroll bars may need to be redrawn. | |
6103 | Clear out the scroll bars, and ask for expose events, so we can | |
6104 | redraw them. */ | |
9ef2e2cf | 6105 | |
791f420f | 6106 | void |
ee78dc32 | 6107 | x_scroll_bar_clear (f) |
9ef2e2cf | 6108 | FRAME_PTR f; |
ee78dc32 | 6109 | { |
ee78dc32 GV |
6110 | Lisp_Object bar; |
6111 | ||
9ef2e2cf JR |
6112 | /* We can have scroll bars even if this is 0, |
6113 | if we just turned off scroll bar mode. | |
6114 | But in that case we should not clear them. */ | |
6115 | if (FRAME_HAS_VERTICAL_SCROLL_BARS (f)) | |
6116 | for (bar = FRAME_SCROLL_BARS (f); VECTORP (bar); | |
6117 | bar = XSCROLL_BAR (bar)->next) | |
6118 | { | |
6119 | HWND window = SCROLL_BAR_W32_WINDOW (XSCROLL_BAR (bar)); | |
6120 | HDC hdc = GetDC (window); | |
6121 | RECT rect; | |
52cf03a1 | 6122 | |
9ef2e2cf JR |
6123 | /* Hide scroll bar until ready to repaint. x_scroll_bar_move |
6124 | arranges to refresh the scroll bar if hidden. */ | |
6125 | my_show_window (f, window, SW_HIDE); | |
689004fa | 6126 | |
9ef2e2cf JR |
6127 | GetClientRect (window, &rect); |
6128 | select_palette (f, hdc); | |
6129 | w32_clear_rect (f, hdc, &rect); | |
6130 | deselect_palette (f, hdc); | |
689004fa | 6131 | |
9ef2e2cf JR |
6132 | ReleaseDC (window, hdc); |
6133 | } | |
52cf03a1 GV |
6134 | } |
6135 | ||
ee78dc32 | 6136 | \f |
fbd6baed | 6137 | /* The main W32 event-reading loop - w32_read_socket. */ |
ee78dc32 GV |
6138 | |
6139 | /* Record the last 100 characters stored | |
6140 | to help debug the loss-of-chars-during-GC problem. */ | |
9ef2e2cf JR |
6141 | |
6142 | static int temp_index; | |
6143 | static short temp_buffer[100]; | |
ee78dc32 | 6144 | |
afd153f0 | 6145 | |
fbd6baed | 6146 | /* Read events coming from the W32 shell. |
ee78dc32 GV |
6147 | This routine is called by the SIGIO handler. |
6148 | We return as soon as there are no more events to be read. | |
6149 | ||
6150 | Events representing keys are stored in buffer BUFP, | |
6151 | which can hold up to NUMCHARS characters. | |
6152 | We return the number of characters stored into the buffer, | |
6153 | thus pretending to be `read'. | |
6154 | ||
d67d1627 | 6155 | EXPECTED is nonzero if the caller knows input is available. |
ee78dc32 GV |
6156 | |
6157 | Some of these messages are reposted back to the message queue since the | |
d67d1627 | 6158 | system calls the windows proc directly in a context where we cannot return |
e9e23e23 | 6159 | the data nor can we guarantee the state we are in. So if we dispatch them |
ee78dc32 GV |
6160 | we will get into an infinite loop. To prevent this from ever happening we |
6161 | will set a variable to indicate we are in the read_socket call and indicate | |
d67d1627 | 6162 | which message we are processing since the windows proc gets called |
e9e23e23 | 6163 | recursively with different messages by the system. |
ee78dc32 GV |
6164 | */ |
6165 | ||
6166 | int | |
3aad7613 | 6167 | w32_read_socket (sd, bufp, numchars, expected) |
ee78dc32 | 6168 | register int sd; |
9ef2e2cf JR |
6169 | /* register */ struct input_event *bufp; |
6170 | /* register */ int numchars; | |
ee78dc32 GV |
6171 | int expected; |
6172 | { | |
6173 | int count = 0; | |
689004fa | 6174 | int check_visibility = 0; |
fbd6baed | 6175 | W32Msg msg; |
ee78dc32 | 6176 | struct frame *f; |
fbd6baed | 6177 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
ee78dc32 GV |
6178 | |
6179 | if (interrupt_input_blocked) | |
6180 | { | |
6181 | interrupt_input_pending = 1; | |
6182 | return -1; | |
6183 | } | |
6184 | ||
6185 | interrupt_input_pending = 0; | |
6186 | BLOCK_INPUT; | |
6187 | ||
6188 | /* So people can tell when we have read the available input. */ | |
6189 | input_signal_count++; | |
6190 | ||
6191 | if (numchars <= 0) | |
6192 | abort (); /* Don't think this happens. */ | |
6193 | ||
b71b8111 | 6194 | /* TODO: tool-bars, ghostscript integration, mouse |
791f420f | 6195 | cursors. */ |
52cf03a1 | 6196 | while (get_next_msg (&msg, FALSE)) |
ee78dc32 GV |
6197 | { |
6198 | switch (msg.msg.message) | |
6199 | { | |
ee78dc32 | 6200 | case WM_PAINT: |
9f5a911b | 6201 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
ee78dc32 | 6202 | |
d67d1627 | 6203 | if (f) |
9f5a911b JR |
6204 | { |
6205 | if (msg.rect.right == msg.rect.left || | |
6206 | msg.rect.bottom == msg.rect.top) | |
6207 | { | |
6208 | /* We may get paint messages even though the client | |
6209 | area is clipped - these are not expose events. */ | |
6210 | DebPrint (("clipped frame %p (%s) got WM_PAINT - ignored\n", f, | |
d5db4077 | 6211 | SDATA (f->name))); |
9f5a911b JR |
6212 | } |
6213 | else if (f->async_visible != 1) | |
6214 | { | |
6215 | /* Definitely not obscured, so mark as visible. */ | |
6216 | f->async_visible = 1; | |
6217 | f->async_iconified = 0; | |
6218 | SET_FRAME_GARBAGED (f); | |
6219 | DebPrint (("frame %p (%s) reexposed by WM_PAINT\n", f, | |
d5db4077 | 6220 | SDATA (f->name))); |
9f5a911b JR |
6221 | |
6222 | /* WM_PAINT serves as MapNotify as well, so report | |
6223 | visibility changes properly. */ | |
6224 | if (f->iconified) | |
6225 | { | |
3b8f9651 | 6226 | bufp->kind = DEICONIFY_EVENT; |
9f5a911b JR |
6227 | XSETFRAME (bufp->frame_or_window, f); |
6228 | bufp->arg = Qnil; | |
6229 | bufp++; | |
6230 | count++; | |
6231 | numchars--; | |
6232 | } | |
6233 | else if (! NILP (Vframe_list) | |
6234 | && ! NILP (XCDR (Vframe_list))) | |
6235 | /* Force a redisplay sooner or later to update the | |
6236 | frame titles in case this is the second frame. */ | |
6237 | record_asynch_buffer_change (); | |
6238 | } | |
6239 | else | |
6240 | { | |
6241 | HDC hdc = get_frame_dc (f); | |
6242 | ||
6243 | /* Erase background again for safety. */ | |
6244 | w32_clear_rect (f, hdc, &msg.rect); | |
6245 | release_frame_dc (f, hdc); | |
6246 | expose_frame (f, | |
6247 | msg.rect.left, | |
6248 | msg.rect.top, | |
6249 | msg.rect.right - msg.rect.left, | |
6250 | msg.rect.bottom - msg.rect.top); | |
6251 | } | |
6252 | } | |
52cf03a1 | 6253 | break; |
689004fa | 6254 | |
f98169a0 GV |
6255 | case WM_INPUTLANGCHANGE: |
6256 | /* Generate a language change event. */ | |
6257 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6258 | ||
6259 | if (f) | |
6260 | { | |
6261 | if (numchars == 0) | |
6262 | abort (); | |
d67d1627 | 6263 | |
3b8f9651 | 6264 | bufp->kind = LANGUAGE_CHANGE_EVENT; |
f98169a0 | 6265 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6266 | bufp->arg = Qnil; |
f98169a0 GV |
6267 | bufp->code = msg.msg.wParam; |
6268 | bufp->modifiers = msg.msg.lParam & 0xffff; | |
6269 | bufp++; | |
6270 | count++; | |
6271 | numchars--; | |
6272 | } | |
6273 | break; | |
6274 | ||
ee78dc32 GV |
6275 | case WM_KEYDOWN: |
6276 | case WM_SYSKEYDOWN: | |
6277 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6278 | |
ee78dc32 GV |
6279 | if (f && !f->iconified) |
6280 | { | |
3d26a7c2 KS |
6281 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight)) |
6282 | { | |
6283 | dpyinfo->mouse_face_hidden = 1; | |
6284 | clear_mouse_face (dpyinfo); | |
6285 | } | |
6286 | ||
ee78dc32 GV |
6287 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
6288 | temp_index = 0; | |
6289 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3b8f9651 | 6290 | bufp->kind = NON_ASCII_KEYSTROKE_EVENT; |
ee78dc32 | 6291 | bufp->code = msg.msg.wParam; |
f98169a0 | 6292 | bufp->modifiers = msg.dwModifiers; |
ee78dc32 | 6293 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6294 | bufp->arg = Qnil; |
ee78dc32 GV |
6295 | bufp->timestamp = msg.msg.time; |
6296 | bufp++; | |
6297 | numchars--; | |
6298 | count++; | |
6299 | } | |
6300 | break; | |
689004fa | 6301 | |
ee78dc32 GV |
6302 | case WM_SYSCHAR: |
6303 | case WM_CHAR: | |
6304 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6305 | |
ee78dc32 GV |
6306 | if (f && !f->iconified) |
6307 | { | |
3d26a7c2 KS |
6308 | if (!dpyinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight)) |
6309 | { | |
6310 | dpyinfo->mouse_face_hidden = 1; | |
6311 | clear_mouse_face (dpyinfo); | |
6312 | } | |
6313 | ||
f98169a0 GV |
6314 | if (temp_index == sizeof temp_buffer / sizeof (short)) |
6315 | temp_index = 0; | |
6316 | temp_buffer[temp_index++] = msg.msg.wParam; | |
3b8f9651 | 6317 | bufp->kind = ASCII_KEYSTROKE_EVENT; |
f98169a0 GV |
6318 | bufp->code = msg.msg.wParam; |
6319 | bufp->modifiers = msg.dwModifiers; | |
6320 | XSETFRAME (bufp->frame_or_window, f); | |
7e889510 | 6321 | bufp->arg = Qnil; |
f98169a0 GV |
6322 | bufp->timestamp = msg.msg.time; |
6323 | bufp++; | |
6324 | numchars--; | |
6325 | count++; | |
ee78dc32 GV |
6326 | } |
6327 | break; | |
689004fa | 6328 | |
ee78dc32 | 6329 | case WM_MOUSEMOVE: |
706ddb8f JR |
6330 | /* Ignore non-movement. */ |
6331 | { | |
6332 | int x = LOWORD (msg.msg.lParam); | |
6333 | int y = HIWORD (msg.msg.lParam); | |
6334 | if (x == last_mousemove_x && y == last_mousemove_y) | |
6335 | break; | |
6336 | last_mousemove_x = x; | |
6337 | last_mousemove_y = y; | |
6338 | } | |
6339 | ||
791f420f | 6340 | previous_help_echo = help_echo; |
791f420f | 6341 | |
ee78dc32 GV |
6342 | if (dpyinfo->grabbed && last_mouse_frame |
6343 | && FRAME_LIVE_P (last_mouse_frame)) | |
6344 | f = last_mouse_frame; | |
6345 | else | |
6346 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6347 | |
3d26a7c2 KS |
6348 | if (dpyinfo->mouse_face_hidden) |
6349 | { | |
6350 | dpyinfo->mouse_face_hidden = 0; | |
6351 | clear_mouse_face (dpyinfo); | |
6352 | } | |
6353 | ||
ee78dc32 | 6354 | if (f) |
a18bb28d JR |
6355 | { |
6356 | /* Generate SELECT_WINDOW_EVENTs when needed. */ | |
6357 | if (mouse_autoselect_window) | |
6358 | { | |
6359 | Lisp_Object window; | |
6360 | int area; | |
6361 | int x = LOWORD (msg.msg.lParam); | |
6362 | int y = HIWORD (msg.msg.lParam); | |
6363 | ||
6364 | window = window_from_coordinates (f, | |
6365 | x, y, | |
6366 | &area, 0); | |
6367 | ||
6368 | /* Window will be selected only when it is not | |
6369 | selected now and last mouse movement event was | |
6370 | not in it. Minibuffer window will be selected | |
6371 | iff it is active. */ | |
6372 | if (WINDOWP(window) | |
6373 | && !EQ (window, last_window) | |
6374 | && !EQ (window, selected_window) | |
6375 | && numchars > 0) | |
6376 | { | |
6377 | bufp->kind = SELECT_WINDOW_EVENT; | |
6378 | bufp->frame_or_window = window; | |
6379 | bufp->arg = Qnil; | |
6380 | ++bufp, ++count, --numchars; | |
6381 | } | |
6382 | ||
6383 | last_window=window; | |
6384 | } | |
6385 | note_mouse_movement (f, &msg.msg); | |
6386 | } | |
ee78dc32 | 6387 | else |
791f420f JR |
6388 | { |
6389 | /* If we move outside the frame, then we're | |
6390 | certainly no longer on any text in the frame. */ | |
5b844253 | 6391 | clear_mouse_face (dpyinfo); |
791f420f JR |
6392 | } |
6393 | ||
6394 | /* If the contents of the global variable help_echo | |
6395 | has changed, generate a HELP_EVENT. */ | |
706ddb8f JR |
6396 | if (help_echo != previous_help_echo || |
6397 | (!NILP (help_echo) && !STRINGP (help_echo) && f->mouse_moved)) | |
791f420f JR |
6398 | { |
6399 | Lisp_Object frame; | |
ec48c3a7 | 6400 | int n; |
791f420f | 6401 | |
706ddb8f JR |
6402 | if (help_echo == Qnil) |
6403 | { | |
6404 | help_echo_object = help_echo_window = Qnil; | |
6405 | help_echo_pos = -1; | |
6406 | } | |
6407 | ||
791f420f JR |
6408 | if (f) |
6409 | XSETFRAME (frame, f); | |
6410 | else | |
6411 | frame = Qnil; | |
6412 | ||
6413 | any_help_event_p = 1; | |
b4165314 GM |
6414 | n = gen_help_event (bufp, numchars, help_echo, frame, |
6415 | help_echo_window, help_echo_object, | |
6416 | help_echo_pos); | |
ec48c3a7 | 6417 | bufp += n, count += n, numchars -= n; |
791f420f JR |
6418 | } |
6419 | break; | |
689004fa | 6420 | |
ee78dc32 GV |
6421 | case WM_LBUTTONDOWN: |
6422 | case WM_LBUTTONUP: | |
6423 | case WM_MBUTTONDOWN: | |
6424 | case WM_MBUTTONUP: | |
6425 | case WM_RBUTTONDOWN: | |
6426 | case WM_RBUTTONUP: | |
53823ab9 JR |
6427 | case WM_XBUTTONDOWN: |
6428 | case WM_XBUTTONUP: | |
ee78dc32 | 6429 | { |
791f420f JR |
6430 | /* If we decide we want to generate an event to be seen |
6431 | by the rest of Emacs, we put it here. */ | |
6432 | struct input_event emacs_event; | |
6433 | int tool_bar_p = 0; | |
ee78dc32 GV |
6434 | int button; |
6435 | int up; | |
791f420f | 6436 | |
3b8f9651 | 6437 | emacs_event.kind = NO_EVENT; |
d67d1627 | 6438 | |
ee78dc32 GV |
6439 | if (dpyinfo->grabbed && last_mouse_frame |
6440 | && FRAME_LIVE_P (last_mouse_frame)) | |
6441 | f = last_mouse_frame; | |
6442 | else | |
6443 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6444 | |
ee78dc32 GV |
6445 | if (f) |
6446 | { | |
791f420f | 6447 | construct_mouse_click (&emacs_event, &msg, f); |
d67d1627 | 6448 | |
791f420f JR |
6449 | /* Is this in the tool-bar? */ |
6450 | if (WINDOWP (f->tool_bar_window) | |
6451 | && XFASTINT (XWINDOW (f->tool_bar_window)->height)) | |
6452 | { | |
6453 | Lisp_Object window; | |
e81916d1 JR |
6454 | int p, x, y; |
6455 | ||
6456 | x = XFASTINT (emacs_event.x); | |
6457 | y = XFASTINT (emacs_event.y); | |
791f420f JR |
6458 | |
6459 | /* Set x and y. */ | |
b8b47c19 JR |
6460 | window = window_from_coordinates (f, x, y, &p, 1); |
6461 | ||
791f420f JR |
6462 | if (EQ (window, f->tool_bar_window)) |
6463 | { | |
6464 | w32_handle_tool_bar_click (f, &emacs_event); | |
6465 | tool_bar_p = 1; | |
6466 | } | |
6467 | } | |
6468 | ||
6469 | if (!tool_bar_p) | |
6470 | if (!dpyinfo->w32_focus_frame | |
6471 | || f == dpyinfo->w32_focus_frame | |
6472 | && (numchars >= 1)) | |
6473 | { | |
6474 | construct_mouse_click (bufp, &msg, f); | |
6475 | bufp++; | |
6476 | count++; | |
6477 | numchars--; | |
6478 | } | |
ee78dc32 | 6479 | } |
d67d1627 | 6480 | |
53823ab9 JR |
6481 | parse_button (msg.msg.message, HIWORD (msg.msg.wParam), |
6482 | &button, &up); | |
6483 | ||
ee78dc32 GV |
6484 | if (up) |
6485 | { | |
6486 | dpyinfo->grabbed &= ~ (1 << button); | |
6487 | } | |
6488 | else | |
6489 | { | |
6490 | dpyinfo->grabbed |= (1 << button); | |
6491 | last_mouse_frame = f; | |
791f420f JR |
6492 | /* Ignore any mouse motion that happened |
6493 | before this event; any subsequent mouse-movement | |
6494 | Emacs events should reflect only motion after | |
6495 | the ButtonPress. */ | |
6496 | if (f != 0) | |
6497 | f->mouse_moved = 0; | |
6498 | ||
6499 | if (!tool_bar_p) | |
6500 | last_tool_bar_item = -1; | |
ee78dc32 | 6501 | } |
689004fa | 6502 | break; |
ee78dc32 | 6503 | } |
d67d1627 | 6504 | |
689004fa GV |
6505 | case WM_MOUSEWHEEL: |
6506 | if (dpyinfo->grabbed && last_mouse_frame | |
6507 | && FRAME_LIVE_P (last_mouse_frame)) | |
6508 | f = last_mouse_frame; | |
6509 | else | |
6510 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6511 | ||
6512 | if (f) | |
6513 | { | |
d67d1627 | 6514 | if ((!dpyinfo->w32_focus_frame |
689004fa GV |
6515 | || f == dpyinfo->w32_focus_frame) |
6516 | && (numchars >= 1)) | |
6517 | { | |
6518 | construct_mouse_wheel (bufp, &msg, f); | |
6519 | bufp++; | |
6520 | count++; | |
6521 | numchars--; | |
6522 | } | |
6523 | } | |
ee78dc32 | 6524 | break; |
689004fa | 6525 | |
12857dfd RS |
6526 | case WM_DROPFILES: |
6527 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6528 | ||
6529 | if (f) | |
6530 | { | |
6531 | construct_drag_n_drop (bufp, &msg, f); | |
6532 | bufp++; | |
6533 | count++; | |
6534 | numchars--; | |
6535 | } | |
6536 | break; | |
6537 | ||
ee78dc32 GV |
6538 | case WM_VSCROLL: |
6539 | { | |
689004fa GV |
6540 | struct scroll_bar *bar = |
6541 | x_window_to_scroll_bar ((HWND)msg.msg.lParam); | |
d67d1627 | 6542 | |
ee78dc32 GV |
6543 | if (bar && numchars >= 1) |
6544 | { | |
c2cc16fa | 6545 | if (w32_scroll_bar_handle_click (bar, &msg, bufp)) |
52cf03a1 GV |
6546 | { |
6547 | bufp++; | |
6548 | count++; | |
6549 | numchars--; | |
6550 | } | |
ee78dc32 | 6551 | } |
689004fa | 6552 | break; |
ee78dc32 | 6553 | } |
d67d1627 | 6554 | |
689004fa | 6555 | case WM_WINDOWPOSCHANGED: |
549808db JR |
6556 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
6557 | if (f) | |
6558 | { | |
6559 | x_check_fullscreen_move(f); | |
6560 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_WAIT) | |
6561 | f->output_data.w32->want_fullscreen &= | |
6562 | ~(FULLSCREEN_WAIT|FULLSCREEN_BOTH); | |
6563 | } | |
6564 | check_visibility = 1; | |
6565 | break; | |
6566 | ||
689004fa GV |
6567 | case WM_ACTIVATE: |
6568 | case WM_ACTIVATEAPP: | |
549808db JR |
6569 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); |
6570 | if (f) | |
6571 | x_check_fullscreen (f); | |
689004fa | 6572 | check_visibility = 1; |
ee78dc32 | 6573 | break; |
689004fa | 6574 | |
ee78dc32 GV |
6575 | case WM_MOVE: |
6576 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6577 | |
ee78dc32 GV |
6578 | if (f && !f->async_iconified) |
6579 | { | |
689004fa GV |
6580 | int x, y; |
6581 | ||
6582 | x_real_positions (f, &x, &y); | |
6583 | f->output_data.w32->left_pos = x; | |
6584 | f->output_data.w32->top_pos = y; | |
ee78dc32 | 6585 | } |
689004fa GV |
6586 | |
6587 | check_visibility = 1; | |
6588 | break; | |
6589 | ||
6590 | case WM_SHOWWINDOW: | |
b71b8111 JR |
6591 | /* wParam non-zero means Window is about to be shown, 0 means |
6592 | about to be hidden. */ | |
6593 | /* Redo the mouse-highlight after the tooltip has gone. */ | |
6594 | if (!msg.msg.wParam && msg.msg.hwnd == tip_window) | |
6595 | { | |
6596 | tip_window = NULL; | |
6597 | redo_mouse_highlight (); | |
6598 | } | |
6599 | ||
689004fa GV |
6600 | /* If window has been obscured or exposed by another window |
6601 | being maximised or minimised/restored, then recheck | |
6602 | visibility of all frames. Direct changes to our own | |
6603 | windows get handled by WM_SIZE. */ | |
6604 | #if 0 | |
6605 | if (msg.msg.lParam != 0) | |
6606 | check_visibility = 1; | |
6607 | else | |
6608 | { | |
6609 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6610 | f->async_visible = msg.msg.wParam; | |
6611 | } | |
6612 | #endif | |
6613 | ||
6614 | check_visibility = 1; | |
ee78dc32 | 6615 | break; |
689004fa | 6616 | |
ee78dc32 GV |
6617 | case WM_SIZE: |
6618 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6619 | |
689004fa GV |
6620 | /* Inform lisp of whether frame has been iconified etc. */ |
6621 | if (f) | |
ee78dc32 | 6622 | { |
689004fa | 6623 | switch (msg.msg.wParam) |
ee78dc32 | 6624 | { |
689004fa GV |
6625 | case SIZE_MINIMIZED: |
6626 | f->async_visible = 0; | |
ee78dc32 | 6627 | f->async_iconified = 1; |
d67d1627 | 6628 | |
3b8f9651 | 6629 | bufp->kind = ICONIFY_EVENT; |
ee78dc32 | 6630 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6631 | bufp->arg = Qnil; |
ee78dc32 GV |
6632 | bufp++; |
6633 | count++; | |
6634 | numchars--; | |
689004fa GV |
6635 | break; |
6636 | ||
6637 | case SIZE_MAXIMIZED: | |
6638 | case SIZE_RESTORED: | |
ee78dc32 GV |
6639 | f->async_visible = 1; |
6640 | f->async_iconified = 0; | |
d67d1627 | 6641 | |
ee78dc32 GV |
6642 | /* wait_reading_process_input will notice this and update |
6643 | the frame's display structures. */ | |
6644 | SET_FRAME_GARBAGED (f); | |
d67d1627 | 6645 | |
ee78dc32 GV |
6646 | if (f->iconified) |
6647 | { | |
31d4844a KH |
6648 | int x, y; |
6649 | ||
6650 | /* Reset top and left positions of the Window | |
6651 | here since Windows sends a WM_MOVE message | |
6652 | BEFORE telling us the Window is minimized | |
6653 | when the Window is iconified, with 3000,3000 | |
6654 | as the co-ords. */ | |
6655 | x_real_positions (f, &x, &y); | |
6656 | f->output_data.w32->left_pos = x; | |
6657 | f->output_data.w32->top_pos = y; | |
6658 | ||
3b8f9651 | 6659 | bufp->kind = DEICONIFY_EVENT; |
ee78dc32 | 6660 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6661 | bufp->arg = Qnil; |
ee78dc32 GV |
6662 | bufp++; |
6663 | count++; | |
6664 | numchars--; | |
6665 | } | |
9ef2e2cf JR |
6666 | else if (! NILP (Vframe_list) |
6667 | && ! NILP (XCDR (Vframe_list))) | |
ee78dc32 GV |
6668 | /* Force a redisplay sooner or later |
6669 | to update the frame titles | |
6670 | in case this is the second frame. */ | |
6671 | record_asynch_buffer_change (); | |
689004fa | 6672 | break; |
ee78dc32 | 6673 | } |
ee78dc32 | 6674 | } |
689004fa | 6675 | |
ef0e360f GV |
6676 | if (f && !f->async_iconified && msg.msg.wParam != SIZE_MINIMIZED) |
6677 | { | |
6678 | RECT rect; | |
6679 | int rows; | |
6680 | int columns; | |
6681 | int width; | |
6682 | int height; | |
d67d1627 | 6683 | |
9127e20e | 6684 | GetClientRect (msg.msg.hwnd, &rect); |
d67d1627 | 6685 | |
ef0e360f GV |
6686 | height = rect.bottom - rect.top; |
6687 | width = rect.right - rect.left; | |
d67d1627 | 6688 | |
ef0e360f GV |
6689 | rows = PIXEL_TO_CHAR_HEIGHT (f, height); |
6690 | columns = PIXEL_TO_CHAR_WIDTH (f, width); | |
d67d1627 | 6691 | |
ef0e360f | 6692 | /* TODO: Clip size to the screen dimensions. */ |
d67d1627 | 6693 | |
ef0e360f GV |
6694 | /* Even if the number of character rows and columns has |
6695 | not changed, the font size may have changed, so we need | |
6696 | to check the pixel dimensions as well. */ | |
d67d1627 | 6697 | |
ef0e360f GV |
6698 | if (columns != f->width |
6699 | || rows != f->height | |
6700 | || width != f->output_data.w32->pixel_width | |
6701 | || height != f->output_data.w32->pixel_height) | |
6702 | { | |
791f420f | 6703 | change_frame_size (f, rows, columns, 0, 1, 0); |
ef0e360f | 6704 | SET_FRAME_GARBAGED (f); |
31d4844a | 6705 | cancel_mouse_face (f); |
ef0e360f GV |
6706 | f->output_data.w32->pixel_width = width; |
6707 | f->output_data.w32->pixel_height = height; | |
6708 | f->output_data.w32->win_gravity = NorthWestGravity; | |
6709 | } | |
6710 | } | |
6711 | ||
689004fa GV |
6712 | check_visibility = 1; |
6713 | break; | |
6714 | ||
1576fbfa JR |
6715 | case WM_MOUSELEAVE: |
6716 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6717 | if (f) | |
6718 | { | |
6719 | if (f == dpyinfo->mouse_face_mouse_frame) | |
6720 | { | |
6721 | /* If we move outside the frame, then we're | |
6722 | certainly no longer on any text in the frame. */ | |
6723 | clear_mouse_face (dpyinfo); | |
6724 | dpyinfo->mouse_face_mouse_frame = 0; | |
6725 | } | |
6726 | ||
6727 | /* Generate a nil HELP_EVENT to cancel a help-echo. | |
6728 | Do it only if there's something to cancel. | |
6729 | Otherwise, the startup message is cleared when | |
6730 | the mouse leaves the frame. */ | |
6731 | if (any_help_event_p) | |
6732 | { | |
6733 | Lisp_Object frame; | |
6734 | int n; | |
6735 | ||
6736 | XSETFRAME (frame, f); | |
6737 | help_echo = Qnil; | |
6738 | n = gen_help_event (bufp, numchars, | |
6739 | Qnil, frame, Qnil, Qnil, 0); | |
6740 | bufp += n, count += n, numchars -= n; | |
6741 | } | |
6742 | } | |
6743 | break; | |
d67d1627 | 6744 | |
689004fa | 6745 | case WM_SETFOCUS: |
a18bb28d JR |
6746 | /* TODO: Port this change: |
6747 | 2002-06-28 Jan D. <jan.h.d@swipnet.se> | |
6748 | * xterm.h (struct x_output): Add focus_state. | |
6749 | * xterm.c (x_focus_changed): New function. | |
6750 | (x_detect_focus_change): New function. | |
6751 | (XTread_socket): Call x_detect_focus_change for FocusIn/FocusOut | |
6752 | EnterNotify and LeaveNotify to track X focus changes. | |
6753 | */ | |
791f420f JR |
6754 | f = x_any_window_to_frame (dpyinfo, msg.msg.hwnd); |
6755 | ||
6756 | dpyinfo->w32_focus_event_frame = f; | |
d67d1627 | 6757 | |
791f420f JR |
6758 | if (f) |
6759 | x_new_focus_frame (dpyinfo, f); | |
6760 | ||
6761 | ||
6762 | dpyinfo->grabbed = 0; | |
6763 | check_visibility = 1; | |
6764 | break; | |
6765 | ||
689004fa | 6766 | case WM_KILLFOCUS: |
01b220b6 | 6767 | /* TODO: some of this belongs in MOUSE_LEAVE */ |
791f420f | 6768 | f = x_top_window_to_frame (dpyinfo, msg.msg.hwnd); |
08712a41 | 6769 | |
791f420f JR |
6770 | if (f) |
6771 | { | |
791f420f JR |
6772 | if (f == dpyinfo->w32_focus_event_frame) |
6773 | dpyinfo->w32_focus_event_frame = 0; | |
6774 | ||
6775 | if (f == dpyinfo->w32_focus_frame) | |
6776 | x_new_focus_frame (dpyinfo, 0); | |
6777 | ||
6778 | if (f == dpyinfo->mouse_face_mouse_frame) | |
6779 | { | |
6780 | /* If we move outside the frame, then we're | |
6781 | certainly no longer on any text in the frame. */ | |
6782 | clear_mouse_face (dpyinfo); | |
6783 | dpyinfo->mouse_face_mouse_frame = 0; | |
6784 | } | |
9ef2e2cf | 6785 | |
791f420f JR |
6786 | /* Generate a nil HELP_EVENT to cancel a help-echo. |
6787 | Do it only if there's something to cancel. | |
6788 | Otherwise, the startup message is cleared when | |
6789 | the mouse leaves the frame. */ | |
6790 | if (any_help_event_p) | |
6791 | { | |
c2cc16fa | 6792 | Lisp_Object frame; |
ec48c3a7 JR |
6793 | int n; |
6794 | ||
791f420f | 6795 | XSETFRAME (frame, f); |
c2cc16fa JR |
6796 | help_echo = Qnil; |
6797 | n = gen_help_event (bufp, numchars, | |
6798 | Qnil, frame, Qnil, Qnil, 0); | |
ec48c3a7 | 6799 | bufp += n, count += n, numchars -=n; |
791f420f JR |
6800 | } |
6801 | } | |
689004fa | 6802 | |
08712a41 | 6803 | dpyinfo->grabbed = 0; |
689004fa | 6804 | check_visibility = 1; |
ee78dc32 | 6805 | break; |
689004fa | 6806 | |
ee78dc32 GV |
6807 | case WM_CLOSE: |
6808 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6809 | |
ee78dc32 GV |
6810 | if (f) |
6811 | { | |
6812 | if (numchars == 0) | |
6813 | abort (); | |
d67d1627 | 6814 | |
3b8f9651 | 6815 | bufp->kind = DELETE_WINDOW_EVENT; |
ee78dc32 | 6816 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6817 | bufp->arg = Qnil; |
ee78dc32 GV |
6818 | bufp++; |
6819 | count++; | |
6820 | numchars--; | |
6821 | } | |
689004fa GV |
6822 | break; |
6823 | ||
6824 | case WM_INITMENU: | |
6825 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6826 | |
689004fa GV |
6827 | if (f) |
6828 | { | |
6829 | if (numchars == 0) | |
6830 | abort (); | |
d67d1627 | 6831 | |
3b8f9651 | 6832 | bufp->kind = MENU_BAR_ACTIVATE_EVENT; |
689004fa | 6833 | XSETFRAME (bufp->frame_or_window, f); |
7e889510 | 6834 | bufp->arg = Qnil; |
689004fa GV |
6835 | bufp++; |
6836 | count++; | |
6837 | numchars--; | |
6838 | } | |
ee78dc32 | 6839 | break; |
689004fa | 6840 | |
ee78dc32 GV |
6841 | case WM_COMMAND: |
6842 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
014b6ea1 | 6843 | |
ee78dc32 GV |
6844 | if (f) |
6845 | { | |
f98169a0 GV |
6846 | extern void menubar_selection_callback |
6847 | (FRAME_PTR f, void * client_data); | |
014b6ea1 | 6848 | menubar_selection_callback (f, (void *)msg.msg.wParam); |
ee78dc32 | 6849 | } |
689004fa GV |
6850 | |
6851 | check_visibility = 1; | |
6852 | break; | |
6853 | ||
6854 | case WM_DISPLAYCHANGE: | |
6855 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
6856 | ||
d67d1627 | 6857 | if (f) |
689004fa GV |
6858 | { |
6859 | dpyinfo->width = (short) LOWORD (msg.msg.lParam); | |
6860 | dpyinfo->height = (short) HIWORD (msg.msg.lParam); | |
6861 | dpyinfo->n_cbits = msg.msg.wParam; | |
6862 | DebPrint (("display change: %d %d\n", dpyinfo->width, | |
6863 | dpyinfo->height)); | |
6864 | } | |
d67d1627 | 6865 | |
689004fa | 6866 | check_visibility = 1; |
ee78dc32 | 6867 | break; |
e7efd97e GV |
6868 | |
6869 | default: | |
6870 | /* Check for messages registered at runtime. */ | |
6871 | if (msg.msg.message == msh_mousewheel) | |
6872 | { | |
d67d1627 | 6873 | if (dpyinfo->grabbed && last_mouse_frame |
e7efd97e GV |
6874 | && FRAME_LIVE_P (last_mouse_frame)) |
6875 | f = last_mouse_frame; | |
6876 | else | |
6877 | f = x_window_to_frame (dpyinfo, msg.msg.hwnd); | |
d67d1627 | 6878 | |
e7efd97e GV |
6879 | if (f) |
6880 | { | |
d67d1627 | 6881 | if ((!dpyinfo->w32_focus_frame |
e7efd97e GV |
6882 | || f == dpyinfo->w32_focus_frame) |
6883 | && (numchars >= 1)) | |
6884 | { | |
6885 | construct_mouse_wheel (bufp, &msg, f); | |
6886 | bufp++; | |
6887 | count++; | |
6888 | numchars--; | |
6889 | } | |
6890 | } | |
6891 | } | |
6892 | break; | |
ee78dc32 GV |
6893 | } |
6894 | } | |
6895 | ||
6896 | /* If the focus was just given to an autoraising frame, | |
6897 | raise it now. */ | |
6898 | /* ??? This ought to be able to handle more than one such frame. */ | |
6899 | if (pending_autoraise_frame) | |
6900 | { | |
6901 | x_raise_frame (pending_autoraise_frame); | |
6902 | pending_autoraise_frame = 0; | |
6903 | } | |
6904 | ||
689004fa GV |
6905 | /* Check which frames are still visisble, if we have enqueued any user |
6906 | events or been notified of events that may affect visibility. We | |
6907 | do this here because there doesn't seem to be any direct | |
6908 | notification from Windows that the visibility of a window has | |
6909 | changed (at least, not in all cases). */ | |
6910 | if (count > 0 || check_visibility) | |
6911 | { | |
6912 | Lisp_Object tail, frame; | |
6913 | ||
6914 | FOR_EACH_FRAME (tail, frame) | |
6915 | { | |
6916 | FRAME_PTR f = XFRAME (frame); | |
b71b8111 JR |
6917 | /* The tooltip has been drawn already. Avoid the |
6918 | SET_FRAME_GARBAGED below. */ | |
eb77a5f4 | 6919 | if (EQ (frame, tip_frame)) |
b71b8111 JR |
6920 | continue; |
6921 | ||
689004fa GV |
6922 | /* Check "visible" frames and mark each as obscured or not. |
6923 | Note that async_visible is nonzero for unobscured and | |
6924 | obscured frames, but zero for hidden and iconified frames. */ | |
6925 | if (FRAME_W32_P (f) && f->async_visible) | |
6926 | { | |
6927 | RECT clipbox; | |
66e5868a AI |
6928 | HDC hdc; |
6929 | ||
6930 | enter_crit (); | |
6931 | /* Query clipping rectangle for the entire window area | |
6932 | (GetWindowDC), not just the client portion (GetDC). | |
6933 | Otherwise, the scrollbars and menubar aren't counted as | |
6934 | part of the visible area of the frame, and we may think | |
6935 | the frame is obscured when really a scrollbar is still | |
6936 | visible and gets WM_PAINT messages above. */ | |
6937 | hdc = GetWindowDC (FRAME_W32_WINDOW (f)); | |
689004fa | 6938 | GetClipBox (hdc, &clipbox); |
66e5868a AI |
6939 | ReleaseDC (FRAME_W32_WINDOW (f), hdc); |
6940 | leave_crit (); | |
689004fa GV |
6941 | |
6942 | if (clipbox.right == clipbox.left | |
6943 | || clipbox.bottom == clipbox.top) | |
6944 | { | |
6945 | /* Frame has become completely obscured so mark as | |
6946 | such (we do this by setting async_visible to 2 so | |
6947 | that FRAME_VISIBLE_P is still true, but redisplay | |
6948 | will skip it). */ | |
6949 | f->async_visible = 2; | |
6950 | ||
6951 | if (!FRAME_OBSCURED_P (f)) | |
6952 | { | |
8f860180 | 6953 | DebPrint (("frame %p (%s) obscured\n", f, |
d5db4077 | 6954 | SDATA (f->name))); |
689004fa GV |
6955 | } |
6956 | } | |
6957 | else | |
6958 | { | |
6959 | /* Frame is not obscured, so mark it as such. */ | |
6960 | f->async_visible = 1; | |
6961 | ||
6962 | if (FRAME_OBSCURED_P (f)) | |
6963 | { | |
6964 | SET_FRAME_GARBAGED (f); | |
8f860180 | 6965 | DebPrint (("obscured frame %p (%s) found to be visible\n", f, |
d5db4077 | 6966 | SDATA (f->name))); |
689004fa GV |
6967 | |
6968 | /* Force a redisplay sooner or later. */ | |
6969 | record_asynch_buffer_change (); | |
6970 | } | |
6971 | } | |
6972 | } | |
6973 | } | |
6974 | } | |
6975 | ||
ee78dc32 GV |
6976 | UNBLOCK_INPUT; |
6977 | return count; | |
6978 | } | |
791f420f | 6979 | |
9ef2e2cf JR |
6980 | |
6981 | ||
ee78dc32 | 6982 | \f |
791f420f JR |
6983 | /*********************************************************************** |
6984 | Text Cursor | |
6985 | ***********************************************************************/ | |
6986 | ||
791f420f JR |
6987 | /* Set clipping for output in glyph row ROW. W is the window in which |
6988 | we operate. GC is the graphics context to set clipping in. | |
6989 | WHOLE_LINE_P non-zero means include the areas used for truncation | |
6990 | mark display and alike in the clipping rectangle. | |
ee78dc32 | 6991 | |
791f420f JR |
6992 | ROW may be a text row or, e.g., a mode line. Text rows must be |
6993 | clipped to the interior of the window dedicated to text display, | |
6994 | mode lines must be clipped to the whole window. */ | |
ee78dc32 GV |
6995 | |
6996 | static void | |
791f420f JR |
6997 | w32_clip_to_row (w, row, hdc, whole_line_p) |
6998 | struct window *w; | |
6999 | struct glyph_row *row; | |
7000 | HDC hdc; | |
7001 | int whole_line_p; | |
ee78dc32 | 7002 | { |
791f420f JR |
7003 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
7004 | RECT clip_rect; | |
7005 | int window_x, window_y, window_width, window_height; | |
52cf03a1 | 7006 | |
791f420f | 7007 | window_box (w, -1, &window_x, &window_y, &window_width, &window_height); |
52cf03a1 | 7008 | |
791f420f JR |
7009 | clip_rect.left = WINDOW_TO_FRAME_PIXEL_X (w, 0); |
7010 | clip_rect.top = WINDOW_TO_FRAME_PIXEL_Y (w, row->y); | |
7011 | clip_rect.top = max (clip_rect.top, window_y); | |
7012 | clip_rect.right = clip_rect.left + window_width; | |
7013 | clip_rect.bottom = clip_rect.top + row->visible_height; | |
7014 | ||
7015 | /* If clipping to the whole line, including trunc marks, extend | |
9ef2e2cf | 7016 | the rectangle to the left and increase its width. */ |
791f420f JR |
7017 | if (whole_line_p) |
7018 | { | |
33c34bea KS |
7019 | clip_rect.left -= FRAME_X_LEFT_FRINGE_WIDTH (f); |
7020 | clip_rect.right += FRAME_X_FRINGE_WIDTH (f); | |
791f420f JR |
7021 | } |
7022 | ||
7023 | w32_set_clip_rectangle (hdc, &clip_rect); | |
ee78dc32 GV |
7024 | } |
7025 | ||
791f420f JR |
7026 | |
7027 | /* Draw a hollow box cursor on window W in glyph row ROW. */ | |
ee78dc32 GV |
7028 | |
7029 | static void | |
791f420f JR |
7030 | x_draw_hollow_cursor (w, row) |
7031 | struct window *w; | |
7032 | struct glyph_row *row; | |
ee78dc32 | 7033 | { |
791f420f | 7034 | struct frame *f = XFRAME (WINDOW_FRAME (w)); |
988646fc | 7035 | HDC hdc; |
791f420f JR |
7036 | RECT rect; |
7037 | int wd; | |
7038 | struct glyph *cursor_glyph; | |
7039 | HBRUSH hb = CreateSolidBrush (f->output_data.w32->cursor_pixel); | |
7040 | ||
7041 | /* Compute frame-relative coordinates from window-relative | |
7042 | coordinates. */ | |
7043 | rect.left = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
7044 | rect.top = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
7045 | + row->ascent - w->phys_cursor_ascent); | |
d6dc9151 | 7046 | rect.bottom = rect.top + row->height; |
791f420f JR |
7047 | |
7048 | /* Get the glyph the cursor is on. If we can't tell because | |
7049 | the current matrix is invalid or such, give up. */ | |
7050 | cursor_glyph = get_phys_cursor_glyph (w); | |
7051 | if (cursor_glyph == NULL) | |
ee78dc32 GV |
7052 | return; |
7053 | ||
791f420f JR |
7054 | /* Compute the width of the rectangle to draw. If on a stretch |
7055 | glyph, and `x-stretch-block-cursor' is nil, don't draw a | |
7056 | rectangle as wide as the glyph, but use a canonical character | |
7057 | width instead. */ | |
d6dc9151 | 7058 | wd = cursor_glyph->pixel_width; |
791f420f JR |
7059 | if (cursor_glyph->type == STRETCH_GLYPH |
7060 | && !x_stretch_cursor_p) | |
7061 | wd = min (CANON_X_UNIT (f), wd); | |
a18bb28d | 7062 | w->phys_cursor_width = wd; |
791f420f JR |
7063 | |
7064 | rect.right = rect.left + wd; | |
988646fc | 7065 | hdc = get_frame_dc (f); |
a18bb28d JR |
7066 | /* Set clipping, draw the rectangle, and reset clipping again. */ |
7067 | w32_clip_to_row (w, row, hdc, 0); | |
791f420f JR |
7068 | FrameRect (hdc, &rect, hb); |
7069 | DeleteObject (hb); | |
a18bb28d | 7070 | w32_set_clip_rectangle (hdc, NULL); |
791f420f | 7071 | release_frame_dc (f, hdc); |
ee78dc32 GV |
7072 | } |
7073 | ||
791f420f JR |
7074 | |
7075 | /* Draw a bar cursor on window W in glyph row ROW. | |
7076 | ||
7077 | Implementation note: One would like to draw a bar cursor with an | |
7078 | angle equal to the one given by the font property XA_ITALIC_ANGLE. | |
7079 | Unfortunately, I didn't find a font yet that has this property set. | |
7080 | --gerd. */ | |
ee78dc32 GV |
7081 | |
7082 | static void | |
17456df1 | 7083 | x_draw_bar_cursor (w, row, width, kind) |
791f420f JR |
7084 | struct window *w; |
7085 | struct glyph_row *row; | |
9ef2e2cf | 7086 | int width; |
17456df1 | 7087 | enum text_cursor_kinds kind; |
ee78dc32 | 7088 | { |
c2cc16fa JR |
7089 | struct frame *f = XFRAME (w->frame); |
7090 | struct glyph *cursor_glyph; | |
7091 | int x; | |
7092 | HDC hdc; | |
791f420f | 7093 | |
c2cc16fa JR |
7094 | /* If cursor is out of bounds, don't draw garbage. This can happen |
7095 | in mini-buffer windows when switching between echo area glyphs | |
7096 | and mini-buffer. */ | |
7097 | cursor_glyph = get_phys_cursor_glyph (w); | |
7098 | if (cursor_glyph == NULL) | |
7099 | return; | |
9ef2e2cf | 7100 | |
c2cc16fa JR |
7101 | /* If on an image, draw like a normal cursor. That's usually better |
7102 | visible than drawing a bar, esp. if the image is large so that | |
7103 | the bar might not be in the window. */ | |
7104 | if (cursor_glyph->type == IMAGE_GLYPH) | |
7105 | { | |
7106 | struct glyph_row *row; | |
7107 | row = MATRIX_ROW (w->current_matrix, w->phys_cursor.vpos); | |
7108 | x_draw_phys_cursor_glyph (w, row, DRAW_CURSOR); | |
7109 | } | |
7110 | else | |
7111 | { | |
6ff3e5e3 JR |
7112 | COLORREF cursor_color = f->output_data.w32->cursor_pixel; |
7113 | struct face *face = FACE_FROM_ID (f, cursor_glyph->face_id); | |
7114 | ||
6ff3e5e3 JR |
7115 | /* If the glyph's background equals the color we normally draw |
7116 | the bar cursor in, the bar cursor in its normal color is | |
7117 | invisible. Use the glyph's foreground color instead in this | |
7118 | case, on the assumption that the glyph's colors are chosen so | |
7119 | that the glyph is legible. */ | |
7120 | if (face->background == cursor_color) | |
7121 | cursor_color = face->foreground; | |
7122 | ||
c2cc16fa | 7123 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
a18bb28d JR |
7124 | |
7125 | if (width < 0) | |
7126 | width = FRAME_CURSOR_WIDTH (f); | |
7127 | width = min (cursor_glyph->pixel_width, width); | |
7128 | ||
7129 | w->phys_cursor_width = width; | |
7130 | ||
7131 | ||
c2cc16fa JR |
7132 | hdc = get_frame_dc (f); |
7133 | w32_clip_to_row (w, row, hdc, 0); | |
17456df1 JR |
7134 | |
7135 | if (kind == BAR_CURSOR) | |
7136 | { | |
7137 | w32_fill_area (f, hdc, cursor_color, x, | |
7138 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y), | |
7139 | width, row->height); | |
7140 | } | |
7141 | else | |
7142 | { | |
7143 | w32_fill_area (f, hdc, cursor_color, x, | |
7144 | WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y + | |
7145 | row->height - width), | |
7146 | cursor_glyph->pixel_width, width); | |
7147 | } | |
a18bb28d JR |
7148 | |
7149 | w32_set_clip_rectangle (hdc, NULL); | |
c2cc16fa | 7150 | release_frame_dc (f, hdc); |
791f420f | 7151 | } |
ee78dc32 GV |
7152 | } |
7153 | ||
791f420f JR |
7154 | |
7155 | /* Clear the cursor of window W to background color, and mark the | |
7156 | cursor as not shown. This is used when the text where the cursor | |
7157 | is is about to be rewritten. */ | |
7158 | ||
ee78dc32 | 7159 | static void |
791f420f JR |
7160 | x_clear_cursor (w) |
7161 | struct window *w; | |
ee78dc32 | 7162 | { |
791f420f JR |
7163 | if (FRAME_VISIBLE_P (XFRAME (w->frame)) && w->phys_cursor_on_p) |
7164 | x_update_window_cursor (w, 0); | |
7165 | } | |
ee78dc32 | 7166 | |
ee78dc32 | 7167 | |
791f420f JR |
7168 | /* Draw the cursor glyph of window W in glyph row ROW. See the |
7169 | comment of x_draw_glyphs for the meaning of HL. */ | |
ee78dc32 | 7170 | |
791f420f JR |
7171 | static void |
7172 | x_draw_phys_cursor_glyph (w, row, hl) | |
7173 | struct window *w; | |
7174 | struct glyph_row *row; | |
7175 | enum draw_glyphs_face hl; | |
7176 | { | |
7177 | /* If cursor hpos is out of bounds, don't draw garbage. This can | |
7178 | happen in mini-buffer windows when switching between echo area | |
7179 | glyphs and mini-buffer. */ | |
7180 | if (w->phys_cursor.hpos < row->used[TEXT_AREA]) | |
ee78dc32 | 7181 | { |
6ff3e5e3 | 7182 | int on_p = w->phys_cursor_on_p; |
a18bb28d JR |
7183 | int x1; |
7184 | x1 = x_draw_glyphs (w, w->phys_cursor.x, row, TEXT_AREA, | |
7185 | w->phys_cursor.hpos, w->phys_cursor.hpos + 1, | |
7186 | hl, 0); | |
6ff3e5e3 | 7187 | w->phys_cursor_on_p = on_p; |
791f420f | 7188 | |
a18bb28d JR |
7189 | if (hl == DRAW_CURSOR) |
7190 | w->phys_cursor_width = x1 - w->phys_cursor.x; | |
7191 | ||
791f420f JR |
7192 | /* When we erase the cursor, and ROW is overlapped by other |
7193 | rows, make sure that these overlapping parts of other rows | |
7194 | are redrawn. */ | |
7195 | if (hl == DRAW_NORMAL_TEXT && row->overlapped_p) | |
7196 | { | |
7197 | if (row > w->current_matrix->rows | |
7198 | && MATRIX_ROW_OVERLAPS_SUCC_P (row - 1)) | |
7199 | x_fix_overlapping_area (w, row - 1, TEXT_AREA); | |
7200 | ||
7201 | if (MATRIX_ROW_BOTTOM_Y (row) < window_text_bottom_y (w) | |
7202 | && MATRIX_ROW_OVERLAPS_PRED_P (row + 1)) | |
7203 | x_fix_overlapping_area (w, row + 1, TEXT_AREA); | |
7204 | } | |
ee78dc32 | 7205 | } |
791f420f | 7206 | } |
ee78dc32 | 7207 | |
791f420f JR |
7208 | |
7209 | /* Erase the image of a cursor of window W from the screen. */ | |
7210 | ||
7211 | static void | |
7212 | x_erase_phys_cursor (w) | |
7213 | struct window *w; | |
7214 | { | |
7215 | struct frame *f = XFRAME (w->frame); | |
7216 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
7217 | int hpos = w->phys_cursor.hpos; | |
7218 | int vpos = w->phys_cursor.vpos; | |
7219 | int mouse_face_here_p = 0; | |
7220 | struct glyph_matrix *active_glyphs = w->current_matrix; | |
7221 | struct glyph_row *cursor_row; | |
7222 | struct glyph *cursor_glyph; | |
7223 | enum draw_glyphs_face hl; | |
7224 | ||
7225 | /* No cursor displayed or row invalidated => nothing to do on the | |
7226 | screen. */ | |
7227 | if (w->phys_cursor_type == NO_CURSOR) | |
7228 | goto mark_cursor_off; | |
d67d1627 | 7229 | |
791f420f JR |
7230 | /* VPOS >= active_glyphs->nrows means that window has been resized. |
7231 | Don't bother to erase the cursor. */ | |
7232 | if (vpos >= active_glyphs->nrows) | |
7233 | goto mark_cursor_off; | |
7234 | ||
7235 | /* If row containing cursor is marked invalid, there is nothing we | |
7236 | can do. */ | |
7237 | cursor_row = MATRIX_ROW (active_glyphs, vpos); | |
7238 | if (!cursor_row->enabled_p) | |
7239 | goto mark_cursor_off; | |
d67d1627 | 7240 | |
a2c6de8e KS |
7241 | /* If row is completely invisible, don't attempt to delete a cursor which |
7242 | isn't there. This may happen if cursor is at top of window, and | |
7243 | we switch to a buffer with a header line in that window. */ | |
7244 | if (cursor_row->visible_height <= 0) | |
7245 | goto mark_cursor_off; | |
d67d1627 | 7246 | |
791f420f JR |
7247 | /* This can happen when the new row is shorter than the old one. |
7248 | In this case, either x_draw_glyphs or clear_end_of_line | |
7249 | should have cleared the cursor. Note that we wouldn't be | |
7250 | able to erase the cursor in this case because we don't have a | |
7251 | cursor glyph at hand. */ | |
7252 | if (w->phys_cursor.hpos >= cursor_row->used[TEXT_AREA]) | |
7253 | goto mark_cursor_off; | |
95f2448c | 7254 | |
791f420f JR |
7255 | /* If the cursor is in the mouse face area, redisplay that when |
7256 | we clear the cursor. */ | |
c2cc16fa JR |
7257 | if (! NILP (dpyinfo->mouse_face_window) |
7258 | && w == XWINDOW (dpyinfo->mouse_face_window) | |
791f420f JR |
7259 | && (vpos > dpyinfo->mouse_face_beg_row |
7260 | || (vpos == dpyinfo->mouse_face_beg_row | |
7261 | && hpos >= dpyinfo->mouse_face_beg_col)) | |
7262 | && (vpos < dpyinfo->mouse_face_end_row | |
7263 | || (vpos == dpyinfo->mouse_face_end_row | |
7264 | && hpos < dpyinfo->mouse_face_end_col)) | |
7265 | /* Don't redraw the cursor's spot in mouse face if it is at the | |
7266 | end of a line (on a newline). The cursor appears there, but | |
7267 | mouse highlighting does not. */ | |
7268 | && cursor_row->used[TEXT_AREA] > hpos) | |
7269 | mouse_face_here_p = 1; | |
7270 | ||
7271 | /* Maybe clear the display under the cursor. */ | |
7272 | if (w->phys_cursor_type == HOLLOW_BOX_CURSOR) | |
ee78dc32 | 7273 | { |
791f420f JR |
7274 | int x; |
7275 | int header_line_height = WINDOW_DISPLAY_HEADER_LINE_HEIGHT (w); | |
00fe468b | 7276 | HDC hdc; |
ee78dc32 | 7277 | |
791f420f JR |
7278 | cursor_glyph = get_phys_cursor_glyph (w); |
7279 | if (cursor_glyph == NULL) | |
7280 | goto mark_cursor_off; | |
ee78dc32 | 7281 | |
791f420f | 7282 | x = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); |
00fe468b JR |
7283 | |
7284 | hdc = get_frame_dc (f); | |
7285 | w32_clear_area (f, hdc, x, | |
791f420f JR |
7286 | WINDOW_TO_FRAME_PIXEL_Y (w, max (header_line_height, |
7287 | cursor_row->y)), | |
7288 | cursor_glyph->pixel_width, | |
7289 | cursor_row->visible_height); | |
00fe468b | 7290 | release_frame_dc (f, hdc); |
ee78dc32 | 7291 | } |
d67d1627 | 7292 | |
791f420f JR |
7293 | /* Erase the cursor by redrawing the character underneath it. */ |
7294 | if (mouse_face_here_p) | |
7295 | hl = DRAW_MOUSE_FACE; | |
791f420f JR |
7296 | else |
7297 | hl = DRAW_NORMAL_TEXT; | |
7298 | x_draw_phys_cursor_glyph (w, cursor_row, hl); | |
7299 | ||
7300 | mark_cursor_off: | |
7301 | w->phys_cursor_on_p = 0; | |
7302 | w->phys_cursor_type = NO_CURSOR; | |
ee78dc32 GV |
7303 | } |
7304 | ||
7305 | ||
9f5a911b JR |
7306 | /* Non-zero if physical cursor of window W is within mouse face. */ |
7307 | ||
7308 | static int | |
7309 | cursor_in_mouse_face_p (w) | |
7310 | struct window *w; | |
7311 | { | |
7312 | struct w32_display_info *dpyinfo | |
7313 | = FRAME_W32_DISPLAY_INFO (XFRAME (w->frame)); | |
7314 | int in_mouse_face = 0; | |
d67d1627 | 7315 | |
9f5a911b JR |
7316 | if (WINDOWP (dpyinfo->mouse_face_window) |
7317 | && XWINDOW (dpyinfo->mouse_face_window) == w) | |
7318 | { | |
7319 | int hpos = w->phys_cursor.hpos; | |
7320 | int vpos = w->phys_cursor.vpos; | |
7321 | ||
7322 | if (vpos >= dpyinfo->mouse_face_beg_row | |
7323 | && vpos <= dpyinfo->mouse_face_end_row | |
7324 | && (vpos > dpyinfo->mouse_face_beg_row | |
7325 | || hpos >= dpyinfo->mouse_face_beg_col) | |
7326 | && (vpos < dpyinfo->mouse_face_end_row | |
7327 | || hpos < dpyinfo->mouse_face_end_col | |
7328 | || dpyinfo->mouse_face_past_end)) | |
7329 | in_mouse_face = 1; | |
7330 | } | |
7331 | ||
7332 | return in_mouse_face; | |
7333 | } | |
7334 | ||
7335 | ||
791f420f JR |
7336 | /* Display or clear cursor of window W. If ON is zero, clear the |
7337 | cursor. If it is non-zero, display the cursor. If ON is nonzero, | |
7338 | where to put the cursor is specified by HPOS, VPOS, X and Y. */ | |
ee78dc32 | 7339 | |
791f420f JR |
7340 | void |
7341 | x_display_and_set_cursor (w, on, hpos, vpos, x, y) | |
7342 | struct window *w; | |
7343 | int on, hpos, vpos, x, y; | |
ee78dc32 | 7344 | { |
791f420f JR |
7345 | struct frame *f = XFRAME (w->frame); |
7346 | int new_cursor_type; | |
9ef2e2cf | 7347 | int new_cursor_width; |
1cdf2e12 | 7348 | int active_cursor; |
791f420f JR |
7349 | struct glyph_matrix *current_glyphs; |
7350 | struct glyph_row *glyph_row; | |
7351 | struct glyph *glyph; | |
ee78dc32 GV |
7352 | |
7353 | /* This is pointless on invisible frames, and dangerous on garbaged | |
791f420f JR |
7354 | windows and frames; in the latter case, the frame or window may |
7355 | be in the midst of changing its size, and x and y may be off the | |
7356 | window. */ | |
7357 | if (! FRAME_VISIBLE_P (f) | |
7358 | || FRAME_GARBAGED_P (f) | |
7359 | || vpos >= w->current_matrix->nrows | |
7360 | || hpos >= w->current_matrix->matrix_w) | |
ee78dc32 GV |
7361 | return; |
7362 | ||
7363 | /* If cursor is off and we want it off, return quickly. */ | |
791f420f | 7364 | if (!on && !w->phys_cursor_on_p) |
ee78dc32 GV |
7365 | return; |
7366 | ||
791f420f JR |
7367 | current_glyphs = w->current_matrix; |
7368 | glyph_row = MATRIX_ROW (current_glyphs, vpos); | |
7369 | glyph = glyph_row->glyphs[TEXT_AREA] + hpos; | |
d67d1627 JB |
7370 | |
7371 | /* If cursor row is not enabled, we don't really know where to | |
791f420f JR |
7372 | display the cursor. */ |
7373 | if (!glyph_row->enabled_p) | |
7374 | { | |
7375 | w->phys_cursor_on_p = 0; | |
7376 | return; | |
7377 | } | |
7378 | ||
7379 | xassert (interrupt_input_blocked); | |
7380 | ||
fdbe859c | 7381 | /* Set new_cursor_type to the cursor we want to be displayed. */ |
1cdf2e12 | 7382 | new_cursor_type = get_window_cursor_type (w, &new_cursor_width, &active_cursor); |
95f2448c | 7383 | |
791f420f JR |
7384 | /* If cursor is currently being shown and we don't want it to be or |
7385 | it is in the wrong place, or the cursor type is not what we want, | |
ee78dc32 | 7386 | erase it. */ |
791f420f | 7387 | if (w->phys_cursor_on_p |
ee78dc32 | 7388 | && (!on |
791f420f JR |
7389 | || w->phys_cursor.x != x |
7390 | || w->phys_cursor.y != y | |
9652402e | 7391 | || new_cursor_type != w->phys_cursor_type |
fdbe859c | 7392 | || ((new_cursor_type == BAR_CURSOR || new_cursor_type == HBAR_CURSOR) |
e1429afe | 7393 | && new_cursor_width != w->phys_cursor_width))) |
791f420f JR |
7394 | x_erase_phys_cursor (w); |
7395 | ||
95f2448c RS |
7396 | /* Don't check phys_cursor_on_p here because that flag is only set |
7397 | to zero in some cases where we know that the cursor has been | |
7398 | completely erased, to avoid the extra work of erasing the cursor | |
7399 | twice. In other words, phys_cursor_on_p can be 1 and the cursor | |
7400 | still not be visible, or it has only been partly erased. */ | |
7401 | if (on) | |
791f420f JR |
7402 | { |
7403 | w->phys_cursor_ascent = glyph_row->ascent; | |
7404 | w->phys_cursor_height = glyph_row->height; | |
d67d1627 | 7405 | |
791f420f JR |
7406 | /* Set phys_cursor_.* before x_draw_.* is called because some |
7407 | of them may need the information. */ | |
7408 | w->phys_cursor.x = x; | |
7409 | w->phys_cursor.y = glyph_row->y; | |
7410 | w->phys_cursor.hpos = hpos; | |
7411 | w->phys_cursor.vpos = vpos; | |
99558ce8 JR |
7412 | |
7413 | /* If the user wants to use the system caret, make sure our own | |
7414 | cursor remains invisible. */ | |
7415 | if (w32_use_visible_system_caret) | |
7416 | { | |
7417 | if (w->phys_cursor_type != NO_CURSOR) | |
7418 | x_erase_phys_cursor (w); | |
7419 | ||
7420 | new_cursor_type = w->phys_cursor_type = NO_CURSOR; | |
e1429afe | 7421 | w->phys_cursor_width = -1; |
99558ce8 JR |
7422 | } |
7423 | else | |
e1429afe KS |
7424 | { |
7425 | w->phys_cursor_type = new_cursor_type; | |
e1429afe | 7426 | } |
99558ce8 | 7427 | |
791f420f JR |
7428 | w->phys_cursor_on_p = 1; |
7429 | ||
abb15ebd JR |
7430 | /* If this is the active cursor, we need to track it with the |
7431 | system caret, so third party software like screen magnifiers | |
7432 | and speech synthesizers can follow the cursor. */ | |
7433 | if (active_cursor) | |
7434 | { | |
99558ce8 | 7435 | HWND hwnd = FRAME_W32_WINDOW (f); |
abb15ebd | 7436 | |
99558ce8 JR |
7437 | w32_system_caret_x |
7438 | = WINDOW_TEXT_TO_FRAME_PIXEL_X (w, w->phys_cursor.x); | |
7439 | w32_system_caret_y | |
7440 | = (WINDOW_TO_FRAME_PIXEL_Y (w, w->phys_cursor.y) | |
7441 | + glyph_row->ascent - w->phys_cursor_ascent); | |
7442 | ||
7443 | /* If the size of the active cursor changed, destroy the old | |
7444 | system caret. */ | |
7445 | if (w32_system_caret_hwnd | |
7446 | && (w32_system_caret_height != w->phys_cursor_height)) | |
7447 | PostMessage (hwnd, WM_EMACS_DESTROY_CARET, 0, 0); | |
7448 | ||
7449 | w32_system_caret_height = w->phys_cursor_height; | |
7450 | ||
7451 | /* Move the system caret. */ | |
7452 | PostMessage (hwnd, WM_EMACS_TRACK_CARET, 0, 0); | |
abb15ebd JR |
7453 | } |
7454 | ||
791f420f | 7455 | switch (new_cursor_type) |
ee78dc32 | 7456 | { |
791f420f JR |
7457 | case HOLLOW_BOX_CURSOR: |
7458 | x_draw_hollow_cursor (w, glyph_row); | |
7459 | break; | |
7460 | ||
7461 | case FILLED_BOX_CURSOR: | |
7462 | x_draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR); | |
7463 | break; | |
7464 | ||
7465 | case BAR_CURSOR: | |
17456df1 JR |
7466 | x_draw_bar_cursor (w, glyph_row, new_cursor_width, BAR_CURSOR); |
7467 | break; | |
7468 | ||
7469 | case HBAR_CURSOR: | |
7470 | x_draw_bar_cursor (w, glyph_row, new_cursor_width, HBAR_CURSOR); | |
791f420f | 7471 | break; |
ee78dc32 | 7472 | |
791f420f | 7473 | case NO_CURSOR: |
a18bb28d | 7474 | w->phys_cursor_width = 0; |
791f420f JR |
7475 | break; |
7476 | ||
7477 | default: | |
7478 | abort (); | |
7479 | } | |
ee78dc32 GV |
7480 | } |
7481 | } | |
7482 | ||
689004fa | 7483 | |
791f420f JR |
7484 | /* Display the cursor on window W, or clear it. X and Y are window |
7485 | relative pixel coordinates. HPOS and VPOS are glyph matrix | |
7486 | positions. If W is not the selected window, display a hollow | |
7487 | cursor. ON non-zero means display the cursor at X, Y which | |
7488 | correspond to HPOS, VPOS, otherwise it is cleared. */ | |
7489 | ||
7490 | void | |
7491 | x_display_cursor (w, on, hpos, vpos, x, y) | |
7492 | struct window *w; | |
7493 | int on, hpos, vpos, x, y; | |
ee78dc32 GV |
7494 | { |
7495 | BLOCK_INPUT; | |
791f420f JR |
7496 | x_display_and_set_cursor (w, on, hpos, vpos, x, y); |
7497 | UNBLOCK_INPUT; | |
7498 | } | |
7499 | ||
7500 | ||
7501 | /* Display the cursor on window W, or clear it, according to ON_P. | |
7502 | Don't change the cursor's position. */ | |
7503 | ||
7504 | void | |
7505 | x_update_cursor (f, on_p) | |
7506 | struct frame *f; | |
7507 | int on_p; | |
7508 | { | |
7509 | x_update_cursor_in_window_tree (XWINDOW (f->root_window), on_p); | |
7510 | } | |
7511 | ||
7512 | ||
7513 | /* Call x_update_window_cursor with parameter ON_P on all leaf windows | |
7514 | in the window tree rooted at W. */ | |
ee78dc32 | 7515 | |
791f420f JR |
7516 | static void |
7517 | x_update_cursor_in_window_tree (w, on_p) | |
7518 | struct window *w; | |
7519 | int on_p; | |
7520 | { | |
7521 | while (w) | |
689004fa | 7522 | { |
791f420f JR |
7523 | if (!NILP (w->hchild)) |
7524 | x_update_cursor_in_window_tree (XWINDOW (w->hchild), on_p); | |
7525 | else if (!NILP (w->vchild)) | |
7526 | x_update_cursor_in_window_tree (XWINDOW (w->vchild), on_p); | |
7527 | else | |
7528 | x_update_window_cursor (w, on_p); | |
7529 | ||
7530 | w = NILP (w->next) ? 0 : XWINDOW (w->next); | |
689004fa | 7531 | } |
791f420f | 7532 | } |
689004fa | 7533 | |
ee78dc32 | 7534 | |
791f420f JR |
7535 | /* Switch the display of W's cursor on or off, according to the value |
7536 | of ON. */ | |
7537 | ||
7538 | static void | |
7539 | x_update_window_cursor (w, on) | |
7540 | struct window *w; | |
7541 | int on; | |
7542 | { | |
9ef2e2cf JR |
7543 | /* Don't update cursor in windows whose frame is in the process |
7544 | of being deleted. */ | |
7545 | if (w->current_matrix) | |
7546 | { | |
7547 | BLOCK_INPUT; | |
7548 | x_display_and_set_cursor (w, on, w->phys_cursor.hpos, | |
7549 | w->phys_cursor.vpos, w->phys_cursor.x, | |
7550 | w->phys_cursor.y); | |
7551 | UNBLOCK_INPUT; | |
7552 | } | |
ee78dc32 | 7553 | } |
791f420f JR |
7554 | |
7555 | ||
9ef2e2cf | 7556 | |
ee78dc32 | 7557 | \f |
7f5d1df8 GV |
7558 | /* Icons. */ |
7559 | ||
7560 | int | |
7561 | x_bitmap_icon (f, icon) | |
7562 | struct frame *f; | |
7563 | Lisp_Object icon; | |
7564 | { | |
7f5d1df8 GV |
7565 | HANDLE hicon; |
7566 | ||
7567 | if (FRAME_W32_WINDOW (f) == 0) | |
7568 | return 1; | |
7569 | ||
7570 | if (NILP (icon)) | |
7571 | hicon = LoadIcon (hinst, EMACS_CLASS); | |
7572 | else if (STRINGP (icon)) | |
d5db4077 | 7573 | hicon = LoadImage (NULL, (LPCTSTR) SDATA (icon), IMAGE_ICON, 0, 0, |
7f5d1df8 GV |
7574 | LR_DEFAULTSIZE | LR_LOADFROMFILE); |
7575 | else if (SYMBOLP (icon)) | |
7576 | { | |
7577 | LPCTSTR name; | |
7578 | ||
7579 | if (EQ (icon, intern ("application"))) | |
7580 | name = (LPCTSTR) IDI_APPLICATION; | |
7581 | else if (EQ (icon, intern ("hand"))) | |
7582 | name = (LPCTSTR) IDI_HAND; | |
7583 | else if (EQ (icon, intern ("question"))) | |
7584 | name = (LPCTSTR) IDI_QUESTION; | |
7585 | else if (EQ (icon, intern ("exclamation"))) | |
7586 | name = (LPCTSTR) IDI_EXCLAMATION; | |
7587 | else if (EQ (icon, intern ("asterisk"))) | |
7588 | name = (LPCTSTR) IDI_ASTERISK; | |
7589 | else if (EQ (icon, intern ("winlogo"))) | |
7590 | name = (LPCTSTR) IDI_WINLOGO; | |
7591 | else | |
7592 | return 1; | |
7593 | ||
7594 | hicon = LoadIcon (NULL, name); | |
7595 | } | |
7596 | else | |
7597 | return 1; | |
7598 | ||
7599 | if (hicon == NULL) | |
7600 | return 1; | |
7601 | ||
791f420f JR |
7602 | PostMessage (FRAME_W32_WINDOW (f), WM_SETICON, (WPARAM) ICON_BIG, |
7603 | (LPARAM) hicon); | |
7f5d1df8 GV |
7604 | |
7605 | return 0; | |
7606 | } | |
7607 | ||
7608 | \f | |
c2cc16fa JR |
7609 | /************************************************************************ |
7610 | Handling X errors | |
7611 | ************************************************************************/ | |
7612 | ||
7613 | /* Display Error Handling functions not used on W32. Listing them here | |
7614 | helps diff stay in step when comparing w32term.c with xterm.c. | |
7615 | ||
7616 | x_error_catcher (display, error) | |
7617 | x_catch_errors (dpy) | |
7618 | x_catch_errors_unwind (old_val) | |
7619 | x_check_errors (dpy, format) | |
7620 | x_had_errors_p (dpy) | |
7621 | x_clear_errors (dpy) | |
7622 | x_uncatch_errors (dpy, count) | |
7623 | x_trace_wire () | |
7624 | x_connection_signal (signalnum) | |
7625 | x_connection_closed (dpy, error_message) | |
7626 | x_error_quitter (display, error) | |
7627 | x_error_handler (display, error) | |
7628 | x_io_error_quitter (display) | |
7629 | ||
7630 | */ | |
7631 | ||
7632 | \f | |
ee78dc32 GV |
7633 | /* Changing the font of the frame. */ |
7634 | ||
7635 | /* Give frame F the font named FONTNAME as its default font, and | |
7636 | return the full name of that font. FONTNAME may be a wildcard | |
7637 | pattern; in that case, we choose some font that fits the pattern. | |
7638 | The return value shows which font we chose. */ | |
7639 | ||
7640 | Lisp_Object | |
7641 | x_new_font (f, fontname) | |
7642 | struct frame *f; | |
7643 | register char *fontname; | |
7644 | { | |
cabb23bc | 7645 | struct font_info *fontp |
93ff4395 | 7646 | = FS_LOAD_FONT (f, 0, fontname, -1); |
ee78dc32 | 7647 | |
cabb23bc | 7648 | if (!fontp) |
791f420f | 7649 | return Qnil; |
ee78dc32 | 7650 | |
cabb23bc | 7651 | FRAME_FONT (f) = (XFontStruct *) (fontp->font); |
791f420f | 7652 | FRAME_BASELINE_OFFSET (f) = fontp->baseline_offset; |
cabb23bc | 7653 | FRAME_FONTSET (f) = -1; |
ee78dc32 GV |
7654 | |
7655 | /* Compute the scroll bar width in character columns. */ | |
7656 | if (f->scroll_bar_pixel_width > 0) | |
7657 | { | |
ec48c3a7 | 7658 | int wid = FONT_WIDTH (FRAME_FONT (f)); |
ee78dc32 GV |
7659 | f->scroll_bar_cols = (f->scroll_bar_pixel_width + wid-1) / wid; |
7660 | } | |
7661 | else | |
ec48c3a7 JR |
7662 | { |
7663 | int wid = FONT_WIDTH (FRAME_FONT (f)); | |
7664 | f->scroll_bar_cols = (14 + wid - 1) / wid; | |
7665 | } | |
ee78dc32 GV |
7666 | |
7667 | /* Now make the frame display the given font. */ | |
fbd6baed | 7668 | if (FRAME_W32_WINDOW (f) != 0) |
ee78dc32 GV |
7669 | { |
7670 | frame_update_line_height (f); | |
49be9f70 JR |
7671 | if (NILP (tip_frame) || XFRAME (tip_frame) != f) |
7672 | x_set_window_size (f, 0, f->width, f->height); | |
ee78dc32 GV |
7673 | } |
7674 | else | |
7675 | /* If we are setting a new frame's font for the first time, | |
7676 | there are no faces yet, so this font's height is the line height. */ | |
ec48c3a7 | 7677 | f->output_data.w32->line_height = FONT_HEIGHT (FRAME_FONT (f)); |
ee78dc32 | 7678 | |
791f420f | 7679 | return build_string (fontp->full_name); |
ee78dc32 GV |
7680 | } |
7681 | \f | |
cabb23bc GV |
7682 | /* Give frame F the fontset named FONTSETNAME as its default font, and |
7683 | return the full name of that fontset. FONTSETNAME may be a wildcard | |
7684 | pattern; in that case, we choose some fontset that fits the pattern. | |
7685 | The return value shows which fontset we chose. */ | |
7686 | ||
7687 | Lisp_Object | |
7688 | x_new_fontset (f, fontsetname) | |
7689 | struct frame *f; | |
7690 | char *fontsetname; | |
7691 | { | |
93ff4395 | 7692 | int fontset = fs_query_fontset (build_string (fontsetname), 0); |
cabb23bc GV |
7693 | Lisp_Object result; |
7694 | ||
7695 | if (fontset < 0) | |
7696 | return Qnil; | |
7697 | ||
7698 | if (FRAME_FONTSET (f) == fontset) | |
7699 | /* This fontset is already set in frame F. There's nothing more | |
7700 | to do. */ | |
93ff4395 | 7701 | return fontset_name (fontset); |
cabb23bc | 7702 | |
d5db4077 | 7703 | result = x_new_font (f, (SDATA (fontset_ascii (fontset)))); |
cabb23bc GV |
7704 | |
7705 | if (!STRINGP (result)) | |
7706 | /* Can't load ASCII font. */ | |
7707 | return Qnil; | |
7708 | ||
7709 | /* Since x_new_font doesn't update any fontset information, do it now. */ | |
7710 | FRAME_FONTSET(f) = fontset; | |
cabb23bc GV |
7711 | |
7712 | return build_string (fontsetname); | |
7713 | } | |
791f420f | 7714 | |
c2cc16fa JR |
7715 | \f |
7716 | /*********************************************************************** | |
7717 | TODO: W32 Input Methods | |
7718 | ***********************************************************************/ | |
7719 | /* Listing missing functions from xterm.c helps diff stay in step. | |
791f420f | 7720 | |
c2cc16fa JR |
7721 | xim_destroy_callback (xim, client_data, call_data) |
7722 | xim_open_dpy (dpyinfo, resource_name) | |
7723 | struct xim_inst_t | |
7724 | xim_instantiate_callback (display, client_data, call_data) | |
7725 | xim_initialize (dpyinfo, resource_name) | |
7726 | xim_close_dpy (dpyinfo) | |
791f420f | 7727 | |
c2cc16fa | 7728 | */ |
791f420f | 7729 | |
cabb23bc | 7730 | \f |
689004fa GV |
7731 | /* Calculate the absolute position in frame F |
7732 | from its current recorded position values and gravity. */ | |
7733 | ||
9ef2e2cf | 7734 | void |
ee78dc32 GV |
7735 | x_calc_absolute_position (f) |
7736 | struct frame *f; | |
7737 | { | |
ee78dc32 | 7738 | POINT pt; |
fbd6baed | 7739 | int flags = f->output_data.w32->size_hint_flags; |
ee78dc32 GV |
7740 | |
7741 | pt.x = pt.y = 0; | |
7742 | ||
7743 | /* Find the position of the outside upper-left corner of | |
c2cc16fa JR |
7744 | the inner window, with respect to the outer window. |
7745 | But do this only if we will need the results. */ | |
fbd6baed | 7746 | if (f->output_data.w32->parent_desc != FRAME_W32_DISPLAY_INFO (f)->root_window) |
ee78dc32 GV |
7747 | { |
7748 | BLOCK_INPUT; | |
fbd6baed GV |
7749 | MapWindowPoints (FRAME_W32_WINDOW (f), |
7750 | f->output_data.w32->parent_desc, | |
ee78dc32 GV |
7751 | &pt, 1); |
7752 | UNBLOCK_INPUT; | |
7753 | } | |
7754 | ||
7755 | { | |
7756 | RECT rt; | |
7757 | rt.left = rt.right = rt.top = rt.bottom = 0; | |
d67d1627 | 7758 | |
ee78dc32 | 7759 | BLOCK_INPUT; |
fbd6baed | 7760 | AdjustWindowRect(&rt, f->output_data.w32->dwStyle, |
97c23857 | 7761 | FRAME_EXTERNAL_MENU_BAR (f)); |
ee78dc32 GV |
7762 | UNBLOCK_INPUT; |
7763 | ||
7764 | pt.x += (rt.right - rt.left); | |
7765 | pt.y += (rt.bottom - rt.top); | |
7766 | } | |
7767 | ||
7768 | /* Treat negative positions as relative to the leftmost bottommost | |
7769 | position that fits on the screen. */ | |
7770 | if (flags & XNegative) | |
fbd6baed GV |
7771 | f->output_data.w32->left_pos = (FRAME_W32_DISPLAY_INFO (f)->width |
7772 | - 2 * f->output_data.w32->border_width - pt.x | |
ee78dc32 | 7773 | - PIXEL_WIDTH (f) |
fbd6baed | 7774 | + f->output_data.w32->left_pos); |
158cba56 | 7775 | |
ee78dc32 | 7776 | if (flags & YNegative) |
fbd6baed GV |
7777 | f->output_data.w32->top_pos = (FRAME_W32_DISPLAY_INFO (f)->height |
7778 | - 2 * f->output_data.w32->border_width - pt.y | |
ee78dc32 | 7779 | - PIXEL_HEIGHT (f) |
fbd6baed | 7780 | + f->output_data.w32->top_pos); |
ee78dc32 GV |
7781 | /* The left_pos and top_pos |
7782 | are now relative to the top and left screen edges, | |
7783 | so the flags should correspond. */ | |
fbd6baed | 7784 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); |
ee78dc32 GV |
7785 | } |
7786 | ||
7787 | /* CHANGE_GRAVITY is 1 when calling from Fset_frame_position, | |
7788 | to really change the position, and 0 when calling from | |
7789 | x_make_frame_visible (in that case, XOFF and YOFF are the current | |
7790 | position values). It is -1 when calling from x_set_frame_parameters, | |
7791 | which means, do adjust for borders but don't change the gravity. */ | |
7792 | ||
9ef2e2cf | 7793 | void |
ee78dc32 GV |
7794 | x_set_offset (f, xoff, yoff, change_gravity) |
7795 | struct frame *f; | |
7796 | register int xoff, yoff; | |
7797 | int change_gravity; | |
7798 | { | |
7799 | int modified_top, modified_left; | |
7800 | ||
7801 | if (change_gravity > 0) | |
7802 | { | |
fbd6baed GV |
7803 | f->output_data.w32->top_pos = yoff; |
7804 | f->output_data.w32->left_pos = xoff; | |
7805 | f->output_data.w32->size_hint_flags &= ~ (XNegative | YNegative); | |
ee78dc32 | 7806 | if (xoff < 0) |
fbd6baed | 7807 | f->output_data.w32->size_hint_flags |= XNegative; |
ee78dc32 | 7808 | if (yoff < 0) |
fbd6baed GV |
7809 | f->output_data.w32->size_hint_flags |= YNegative; |
7810 | f->output_data.w32->win_gravity = NorthWestGravity; | |
ee78dc32 GV |
7811 | } |
7812 | x_calc_absolute_position (f); | |
7813 | ||
7814 | BLOCK_INPUT; | |
7815 | x_wm_set_size_hint (f, (long) 0, 0); | |
7816 | ||
fbd6baed GV |
7817 | modified_left = f->output_data.w32->left_pos; |
7818 | modified_top = f->output_data.w32->top_pos; | |
ee78dc32 | 7819 | |
fbd6baed | 7820 | my_set_window_pos (FRAME_W32_WINDOW (f), |
52cf03a1 GV |
7821 | NULL, |
7822 | modified_left, modified_top, | |
cabb23bc | 7823 | 0, 0, |
689004fa | 7824 | SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
ee78dc32 GV |
7825 | UNBLOCK_INPUT; |
7826 | } | |
7827 | ||
549808db JR |
7828 | |
7829 | /* Check if we need to resize the frame due to a fullscreen request. | |
7830 | If so needed, resize the frame. */ | |
7831 | static void | |
7832 | x_check_fullscreen (f) | |
7833 | struct frame *f; | |
7834 | { | |
7835 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_BOTH) | |
7836 | { | |
7837 | int width, height, ign; | |
d67d1627 | 7838 | |
549808db JR |
7839 | x_real_positions (f, &f->output_data.w32->left_pos, |
7840 | &f->output_data.w32->top_pos); | |
7841 | ||
7842 | x_fullscreen_adjust (f, &width, &height, &ign, &ign); | |
d67d1627 | 7843 | |
549808db JR |
7844 | /* We do not need to move the window, it shall be taken care of |
7845 | when setting WM manager hints. | |
7846 | If the frame is visible already, the position is checked by | |
7847 | x_check_fullscreen_move. */ | |
7848 | if (f->width != width || f->height != height) | |
7849 | { | |
7850 | change_frame_size (f, height, width, 0, 1, 0); | |
7851 | SET_FRAME_GARBAGED (f); | |
7852 | cancel_mouse_face (f); | |
7853 | ||
7854 | /* Wait for the change of frame size to occur */ | |
7855 | f->output_data.w32->want_fullscreen |= FULLSCREEN_WAIT; | |
7856 | } | |
7857 | } | |
7858 | } | |
7859 | ||
7860 | /* If frame parameters are set after the frame is mapped, we need to move | |
7861 | the window. This is done in xfns.c. | |
7862 | Some window managers moves the window to the right position, some | |
7863 | moves the outer window manager window to the specified position. | |
7864 | Here we check that we are in the right spot. If not, make a second | |
7865 | move, assuming we are dealing with the second kind of window manager. */ | |
7866 | static void | |
7867 | x_check_fullscreen_move (f) | |
7868 | struct frame *f; | |
7869 | { | |
7870 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_MOVE_WAIT) | |
7871 | { | |
7872 | int expect_top = f->output_data.w32->top_pos; | |
7873 | int expect_left = f->output_data.w32->left_pos; | |
7874 | ||
7875 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_HEIGHT) | |
7876 | expect_top = 0; | |
7877 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_WIDTH) | |
7878 | expect_left = 0; | |
d67d1627 | 7879 | |
549808db JR |
7880 | if (expect_top != f->output_data.w32->top_pos |
7881 | || expect_left != f->output_data.w32->left_pos) | |
7882 | x_set_offset (f, expect_left, expect_top, 1); | |
7883 | ||
7884 | /* Just do this once */ | |
7885 | f->output_data.w32->want_fullscreen &= ~FULLSCREEN_MOVE_WAIT; | |
7886 | } | |
7887 | } | |
7888 | ||
7889 | ||
7890 | /* Calculate fullscreen size. Return in *TOP_POS and *LEFT_POS the | |
7891 | wanted positions of the WM window (not emacs window). | |
7892 | Return in *WIDTH and *HEIGHT the wanted width and height of Emacs | |
7893 | window (FRAME_X_WINDOW). | |
7894 | */ | |
7895 | void | |
7896 | x_fullscreen_adjust (f, width, height, top_pos, left_pos) | |
7897 | struct frame *f; | |
7898 | int *width; | |
7899 | int *height; | |
7900 | int *top_pos; | |
7901 | int *left_pos; | |
7902 | { | |
7903 | int newwidth = f->width, newheight = f->height; | |
7904 | ||
7905 | *top_pos = f->output_data.w32->top_pos; | |
7906 | *left_pos = f->output_data.w32->left_pos; | |
d67d1627 | 7907 | |
549808db JR |
7908 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_HEIGHT) |
7909 | { | |
7910 | int ph; | |
d67d1627 | 7911 | |
549808db JR |
7912 | ph = FRAME_X_DISPLAY_INFO (f)->height; |
7913 | newheight = PIXEL_TO_CHAR_HEIGHT (f, ph); | |
7914 | ph = CHAR_TO_PIXEL_HEIGHT (f, newheight) | |
7915 | - f->output_data.w32->y_pixels_diff; | |
7916 | newheight = PIXEL_TO_CHAR_HEIGHT (f, ph); | |
7917 | *top_pos = 0; | |
7918 | } | |
7919 | ||
7920 | if (f->output_data.w32->want_fullscreen & FULLSCREEN_WIDTH) | |
7921 | { | |
7922 | int pw; | |
d67d1627 | 7923 | |
549808db JR |
7924 | pw = FRAME_X_DISPLAY_INFO (f)->width; |
7925 | newwidth = PIXEL_TO_CHAR_WIDTH (f, pw); | |
7926 | pw = CHAR_TO_PIXEL_WIDTH (f, newwidth) | |
7927 | - f->output_data.w32->x_pixels_diff; | |
7928 | newwidth = PIXEL_TO_CHAR_WIDTH (f, pw); | |
7929 | *left_pos = 0; | |
7930 | } | |
7931 | ||
7932 | *width = newwidth; | |
7933 | *height = newheight; | |
7934 | } | |
7935 | ||
7936 | ||
ee78dc32 GV |
7937 | /* Call this to change the size of frame F's x-window. |
7938 | If CHANGE_GRAVITY is 1, we change to top-left-corner window gravity | |
7939 | for this size change and subsequent size changes. | |
7940 | Otherwise we leave the window gravity unchanged. */ | |
c2cc16fa | 7941 | |
791f420f | 7942 | void |
ee78dc32 GV |
7943 | x_set_window_size (f, change_gravity, cols, rows) |
7944 | struct frame *f; | |
7945 | int change_gravity; | |
7946 | int cols, rows; | |
7947 | { | |
7948 | int pixelwidth, pixelheight; | |
d67d1627 | 7949 | |
ee78dc32 | 7950 | BLOCK_INPUT; |
d67d1627 | 7951 | |
ee78dc32 | 7952 | check_frame_size (f, &rows, &cols); |
fbd6baed | 7953 | f->output_data.w32->vertical_scroll_bar_extra |
ee78dc32 GV |
7954 | = (!FRAME_HAS_VERTICAL_SCROLL_BARS (f) |
7955 | ? 0 | |
fbd6baed | 7956 | : (FRAME_SCROLL_BAR_COLS (f) * FONT_WIDTH (f->output_data.w32->font))); |
d33c49e8 | 7957 | |
b6ae1532 | 7958 | compute_fringe_widths (f, 0); |
d33c49e8 | 7959 | |
ee78dc32 GV |
7960 | pixelwidth = CHAR_TO_PIXEL_WIDTH (f, cols); |
7961 | pixelheight = CHAR_TO_PIXEL_HEIGHT (f, rows); | |
d67d1627 | 7962 | |
fbd6baed | 7963 | f->output_data.w32->win_gravity = NorthWestGravity; |
ee78dc32 | 7964 | x_wm_set_size_hint (f, (long) 0, 0); |
d67d1627 | 7965 | |
ee78dc32 GV |
7966 | { |
7967 | RECT rect; | |
7968 | ||
7969 | rect.left = rect.top = 0; | |
7970 | rect.right = pixelwidth; | |
7971 | rect.bottom = pixelheight; | |
d67d1627 | 7972 | |
fbd6baed | 7973 | AdjustWindowRect(&rect, f->output_data.w32->dwStyle, |
97c23857 | 7974 | FRAME_EXTERNAL_MENU_BAR (f)); |
d67d1627 | 7975 | |
fbd6baed | 7976 | my_set_window_pos (FRAME_W32_WINDOW (f), |
d67d1627 | 7977 | NULL, |
52cf03a1 | 7978 | 0, 0, |
689004fa GV |
7979 | rect.right - rect.left, |
7980 | rect.bottom - rect.top, | |
7981 | SWP_NOZORDER | SWP_NOMOVE | SWP_NOACTIVATE); | |
ee78dc32 | 7982 | } |
d67d1627 | 7983 | |
ee78dc32 GV |
7984 | /* Now, strictly speaking, we can't be sure that this is accurate, |
7985 | but the window manager will get around to dealing with the size | |
7986 | change request eventually, and we'll hear how it went when the | |
7987 | ConfigureNotify event gets here. | |
d67d1627 | 7988 | |
ee78dc32 GV |
7989 | We could just not bother storing any of this information here, |
7990 | and let the ConfigureNotify event set everything up, but that | |
ec48c3a7 | 7991 | might be kind of confusing to the Lisp code, since size changes |
ee78dc32 | 7992 | wouldn't be reported in the frame parameters until some random |
791f420f JR |
7993 | point in the future when the ConfigureNotify event arrives. |
7994 | ||
7995 | We pass 1 for DELAY since we can't run Lisp code inside of | |
7996 | a BLOCK_INPUT. */ | |
7997 | change_frame_size (f, rows, cols, 0, 1, 0); | |
ee78dc32 GV |
7998 | PIXEL_WIDTH (f) = pixelwidth; |
7999 | PIXEL_HEIGHT (f) = pixelheight; | |
8000 | ||
689004fa GV |
8001 | /* We've set {FRAME,PIXEL}_{WIDTH,HEIGHT} to the values we hope to |
8002 | receive in the ConfigureNotify event; if we get what we asked | |
8003 | for, then the event won't cause the screen to become garbaged, so | |
8004 | we have to make sure to do it here. */ | |
8005 | SET_FRAME_GARBAGED (f); | |
8006 | ||
ee78dc32 | 8007 | /* If cursor was outside the new size, mark it as off. */ |
791f420f | 8008 | mark_window_cursors_off (XWINDOW (f->root_window)); |
ee78dc32 | 8009 | |
689004fa | 8010 | /* Clear out any recollection of where the mouse highlighting was, |
d67d1627 | 8011 | since it might be in a place that's outside the new frame size. |
689004fa GV |
8012 | Actually checking whether it is outside is a pain in the neck, |
8013 | so don't try--just let the highlighting be done afresh with new size. */ | |
31d4844a KH |
8014 | cancel_mouse_face (f); |
8015 | ||
ee78dc32 GV |
8016 | UNBLOCK_INPUT; |
8017 | } | |
8018 | \f | |
8019 | /* Mouse warping. */ | |
8020 | ||
ec48c3a7 JR |
8021 | void x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y); |
8022 | ||
8023 | void | |
8024 | x_set_mouse_position (f, x, y) | |
8025 | struct frame *f; | |
8026 | int x, y; | |
8027 | { | |
8028 | int pix_x, pix_y; | |
8029 | ||
8030 | pix_x = CHAR_TO_PIXEL_COL (f, x) + FONT_WIDTH (f->output_data.w32->font) / 2; | |
8031 | pix_y = CHAR_TO_PIXEL_ROW (f, y) + f->output_data.w32->line_height / 2; | |
8032 | ||
8033 | if (pix_x < 0) pix_x = 0; | |
8034 | if (pix_x > PIXEL_WIDTH (f)) pix_x = PIXEL_WIDTH (f); | |
8035 | ||
8036 | if (pix_y < 0) pix_y = 0; | |
8037 | if (pix_y > PIXEL_HEIGHT (f)) pix_y = PIXEL_HEIGHT (f); | |
8038 | ||
8039 | x_set_mouse_pixel_position (f, pix_x, pix_y); | |
8040 | } | |
8041 | ||
1bcd16f2 MB |
8042 | void |
8043 | x_set_mouse_pixel_position (f, pix_x, pix_y) | |
8044 | struct frame *f; | |
8045 | int pix_x, pix_y; | |
8046 | { | |
689004fa GV |
8047 | RECT rect; |
8048 | POINT pt; | |
8049 | ||
1bcd16f2 MB |
8050 | BLOCK_INPUT; |
8051 | ||
689004fa GV |
8052 | GetClientRect (FRAME_W32_WINDOW (f), &rect); |
8053 | pt.x = rect.left + pix_x; | |
8054 | pt.y = rect.top + pix_y; | |
8055 | ClientToScreen (FRAME_W32_WINDOW (f), &pt); | |
1bcd16f2 | 8056 | |
689004fa | 8057 | SetCursorPos (pt.x, pt.y); |
1bcd16f2 MB |
8058 | |
8059 | UNBLOCK_INPUT; | |
8060 | } | |
8061 | ||
ee78dc32 GV |
8062 | \f |
8063 | /* focus shifting, raising and lowering. */ | |
8064 | ||
ec48c3a7 | 8065 | void |
ee78dc32 GV |
8066 | x_focus_on_frame (f) |
8067 | struct frame *f; | |
8068 | { | |
689004fa GV |
8069 | struct w32_display_info *dpyinfo = &one_w32_display_info; |
8070 | ||
8071 | /* Give input focus to frame. */ | |
8072 | BLOCK_INPUT; | |
8073 | #if 0 | |
8074 | /* Try not to change its Z-order if possible. */ | |
8075 | if (x_window_to_frame (dpyinfo, GetForegroundWindow ())) | |
8076 | my_set_focus (f, FRAME_W32_WINDOW (f)); | |
8077 | else | |
8078 | #endif | |
ef0e360f | 8079 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa | 8080 | UNBLOCK_INPUT; |
ee78dc32 GV |
8081 | } |
8082 | ||
ec48c3a7 | 8083 | void |
ee78dc32 GV |
8084 | x_unfocus_frame (f) |
8085 | struct frame *f; | |
8086 | { | |
8087 | } | |
8088 | ||
8089 | /* Raise frame F. */ | |
791f420f | 8090 | void |
ee78dc32 GV |
8091 | x_raise_frame (f) |
8092 | struct frame *f; | |
8093 | { | |
689004fa GV |
8094 | BLOCK_INPUT; |
8095 | ||
8096 | /* Strictly speaking, raise-frame should only change the frame's Z | |
8097 | order, leaving input focus unchanged. This is reasonable behaviour | |
8098 | on X where the usual policy is point-to-focus. However, this | |
8099 | behaviour would be very odd on Windows where the usual policy is | |
8100 | click-to-focus. | |
8101 | ||
8102 | On X, if the mouse happens to be over the raised frame, it gets | |
8103 | input focus anyway (so the window with focus will never be | |
8104 | completely obscured) - if not, then just moving the mouse over it | |
8105 | is sufficient to give it focus. On Windows, the user must actually | |
8106 | click on the frame (preferrably the title bar so as not to move | |
8107 | point), which is more awkward. Also, no other Windows program | |
8108 | raises a window to the top but leaves another window (possibly now | |
8109 | completely obscured) with input focus. | |
8110 | ||
8111 | Because there is a system setting on Windows that allows the user | |
8112 | to choose the point to focus policy, we make the strict semantics | |
8113 | optional, but by default we grab focus when raising. */ | |
8114 | ||
8115 | if (NILP (Vw32_grab_focus_on_raise)) | |
ee78dc32 | 8116 | { |
689004fa GV |
8117 | /* The obvious call to my_set_window_pos doesn't work if Emacs is |
8118 | not already the foreground application: the frame is raised | |
8119 | above all other frames belonging to us, but not above the | |
8120 | current top window. To achieve that, we have to resort to this | |
8121 | more cumbersome method. */ | |
8122 | ||
8123 | HDWP handle = BeginDeferWindowPos (2); | |
8124 | if (handle) | |
8125 | { | |
8126 | DeferWindowPos (handle, | |
8127 | FRAME_W32_WINDOW (f), | |
8128 | HWND_TOP, | |
8129 | 0, 0, 0, 0, | |
8130 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
8131 | ||
8132 | DeferWindowPos (handle, | |
8133 | GetForegroundWindow (), | |
8134 | FRAME_W32_WINDOW (f), | |
8135 | 0, 0, 0, 0, | |
8136 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
8137 | ||
8138 | EndDeferWindowPos (handle); | |
8139 | } | |
ee78dc32 | 8140 | } |
689004fa GV |
8141 | else |
8142 | { | |
ef0e360f | 8143 | my_set_foreground_window (FRAME_W32_WINDOW (f)); |
689004fa GV |
8144 | } |
8145 | ||
8146 | UNBLOCK_INPUT; | |
ee78dc32 GV |
8147 | } |
8148 | ||
8149 | /* Lower frame F. */ | |
791f420f | 8150 | void |
ee78dc32 GV |
8151 | x_lower_frame (f) |
8152 | struct frame *f; | |
8153 | { | |
689004fa GV |
8154 | BLOCK_INPUT; |
8155 | my_set_window_pos (FRAME_W32_WINDOW (f), | |
8156 | HWND_BOTTOM, | |
8157 | 0, 0, 0, 0, | |
8158 | SWP_NOSIZE | SWP_NOMOVE | SWP_NOACTIVATE); | |
8159 | UNBLOCK_INPUT; | |
ee78dc32 GV |
8160 | } |
8161 | ||
8162 | static void | |
ec48c3a7 | 8163 | w32_frame_raise_lower (f, raise_flag) |
ee78dc32 | 8164 | FRAME_PTR f; |
ec48c3a7 | 8165 | int raise_flag; |
ee78dc32 | 8166 | { |
7e6ac5b9 AI |
8167 | if (! FRAME_W32_P (f)) |
8168 | return; | |
8169 | ||
ec48c3a7 | 8170 | if (raise_flag) |
ee78dc32 GV |
8171 | x_raise_frame (f); |
8172 | else | |
8173 | x_lower_frame (f); | |
8174 | } | |
8175 | \f | |
8176 | /* Change of visibility. */ | |
8177 | ||
8178 | /* This tries to wait until the frame is really visible. | |
8179 | However, if the window manager asks the user where to position | |
8180 | the frame, this will return before the user finishes doing that. | |
8181 | The frame will not actually be visible at that time, | |
8182 | but it will become visible later when the window manager | |
8183 | finishes with it. */ | |
8184 | ||
ec48c3a7 | 8185 | void |
ee78dc32 GV |
8186 | x_make_frame_visible (f) |
8187 | struct frame *f; | |
8188 | { | |
7f5d1df8 GV |
8189 | Lisp_Object type; |
8190 | ||
ee78dc32 GV |
8191 | BLOCK_INPUT; |
8192 | ||
7f5d1df8 GV |
8193 | type = x_icon_type (f); |
8194 | if (!NILP (type)) | |
8195 | x_bitmap_icon (f, type); | |
8196 | ||
ee78dc32 GV |
8197 | if (! FRAME_VISIBLE_P (f)) |
8198 | { | |
8199 | /* We test FRAME_GARBAGED_P here to make sure we don't | |
8200 | call x_set_offset a second time | |
8201 | if we get to x_make_frame_visible a second time | |
8202 | before the window gets really visible. */ | |
8203 | if (! FRAME_ICONIFIED_P (f) | |
fbd6baed | 8204 | && ! f->output_data.w32->asked_for_visible) |
fbd6baed | 8205 | x_set_offset (f, f->output_data.w32->left_pos, f->output_data.w32->top_pos, 0); |
ee78dc32 | 8206 | |
fbd6baed | 8207 | f->output_data.w32->asked_for_visible = 1; |
52cf03a1 | 8208 | |
4d6e8199 | 8209 | /* my_show_window (f, FRAME_W32_WINDOW (f), f->async_iconified ? SW_RESTORE : SW_SHOW); */ |
689004fa | 8210 | my_show_window (f, FRAME_W32_WINDOW (f), SW_SHOWNORMAL); |
ee78dc32 GV |
8211 | } |
8212 | ||
8213 | /* Synchronize to ensure Emacs knows the frame is visible | |
8214 | before we do anything else. We do this loop with input not blocked | |
8215 | so that incoming events are handled. */ | |
8216 | { | |
8217 | Lisp_Object frame; | |
791f420f | 8218 | int count; |
ee78dc32 GV |
8219 | |
8220 | /* This must come after we set COUNT. */ | |
8221 | UNBLOCK_INPUT; | |
8222 | ||
8223 | XSETFRAME (frame, f); | |
8224 | ||
791f420f JR |
8225 | /* Wait until the frame is visible. Process X events until a |
8226 | MapNotify event has been seen, or until we think we won't get a | |
8227 | MapNotify at all.. */ | |
8228 | for (count = input_signal_count + 10; | |
8229 | input_signal_count < count && !FRAME_VISIBLE_P (f);) | |
ee78dc32 | 8230 | { |
791f420f | 8231 | /* Force processing of queued events. */ |
01b220b6 | 8232 | /* TODO: x_sync equivalent? */ |
791f420f | 8233 | |
ee78dc32 GV |
8234 | /* Machines that do polling rather than SIGIO have been observed |
8235 | to go into a busy-wait here. So we'll fake an alarm signal | |
8236 | to let the handler know that there's something to be read. | |
8237 | We used to raise a real alarm, but it seems that the handler | |
8238 | isn't always enabled here. This is probably a bug. */ | |
8239 | if (input_polling_used ()) | |
8240 | { | |
8241 | /* It could be confusing if a real alarm arrives while processing | |
8242 | the fake one. Turn it off and let the handler reset it. */ | |
a9b4e0ec AI |
8243 | int old_poll_suppress_count = poll_suppress_count; |
8244 | poll_suppress_count = 1; | |
8245 | poll_for_input_1 (); | |
8246 | poll_suppress_count = old_poll_suppress_count; | |
ee78dc32 | 8247 | } |
ee78dc32 GV |
8248 | } |
8249 | FRAME_SAMPLE_VISIBILITY (f); | |
8250 | } | |
8251 | } | |
8252 | ||
8253 | /* Change from mapped state to withdrawn state. */ | |
8254 | ||
8255 | /* Make the frame visible (mapped and not iconified). */ | |
8256 | ||
8257 | x_make_frame_invisible (f) | |
8258 | struct frame *f; | |
8259 | { | |
ee78dc32 | 8260 | /* Don't keep the highlight on an invisible frame. */ |
4baaed0f KS |
8261 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
8262 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
d67d1627 | 8263 | |
ee78dc32 | 8264 | BLOCK_INPUT; |
d67d1627 | 8265 | |
689004fa | 8266 | my_show_window (f, FRAME_W32_WINDOW (f), SW_HIDE); |
d67d1627 | 8267 | |
ee78dc32 GV |
8268 | /* We can't distinguish this from iconification |
8269 | just by the event that we get from the server. | |
8270 | So we can't win using the usual strategy of letting | |
8271 | FRAME_SAMPLE_VISIBILITY set this. So do it by hand, | |
8272 | and synchronize with the server to make sure we agree. */ | |
8273 | f->visible = 0; | |
8274 | FRAME_ICONIFIED_P (f) = 0; | |
8275 | f->async_visible = 0; | |
8276 | f->async_iconified = 0; | |
d67d1627 | 8277 | |
ee78dc32 GV |
8278 | UNBLOCK_INPUT; |
8279 | } | |
8280 | ||
8281 | /* Change window state from mapped to iconified. */ | |
8282 | ||
52cf03a1 GV |
8283 | void |
8284 | x_iconify_frame (f) | |
ee78dc32 GV |
8285 | struct frame *f; |
8286 | { | |
7f5d1df8 | 8287 | Lisp_Object type; |
ee78dc32 GV |
8288 | |
8289 | /* Don't keep the highlight on an invisible frame. */ | |
4baaed0f KS |
8290 | if (FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame == f) |
8291 | FRAME_W32_DISPLAY_INFO (f)->x_highlight_frame = 0; | |
ee78dc32 GV |
8292 | |
8293 | if (f->async_iconified) | |
8294 | return; | |
8295 | ||
8296 | BLOCK_INPUT; | |
8297 | ||
7f5d1df8 GV |
8298 | type = x_icon_type (f); |
8299 | if (!NILP (type)) | |
8300 | x_bitmap_icon (f, type); | |
8301 | ||
689004fa | 8302 | /* Simulate the user minimizing the frame. */ |
4934bcdd | 8303 | SendMessage (FRAME_W32_WINDOW (f), WM_SYSCOMMAND, SC_MINIMIZE, 0); |
ee78dc32 GV |
8304 | |
8305 | UNBLOCK_INPUT; | |
8306 | } | |
c2cc16fa | 8307 | |
ee78dc32 | 8308 | \f |
25badd7a | 8309 | /* Free X resources of frame F. */ |
ee78dc32 | 8310 | |
25badd7a AI |
8311 | void |
8312 | x_free_frame_resources (f) | |
ee78dc32 GV |
8313 | struct frame *f; |
8314 | { | |
fbd6baed | 8315 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); |
ee78dc32 GV |
8316 | |
8317 | BLOCK_INPUT; | |
8318 | ||
25badd7a AI |
8319 | if (FRAME_W32_WINDOW (f)) |
8320 | my_destroy_window (f, FRAME_W32_WINDOW (f)); | |
d67d1627 | 8321 | |
ee78dc32 | 8322 | free_frame_menubar (f); |
ee78dc32 | 8323 | |
25badd7a AI |
8324 | unload_color (f, f->output_data.x->foreground_pixel); |
8325 | unload_color (f, f->output_data.x->background_pixel); | |
8326 | unload_color (f, f->output_data.w32->cursor_pixel); | |
8327 | unload_color (f, f->output_data.w32->cursor_foreground_pixel); | |
8328 | unload_color (f, f->output_data.w32->border_pixel); | |
8329 | unload_color (f, f->output_data.w32->mouse_pixel); | |
c2cc16fa JR |
8330 | if (f->output_data.w32->white_relief.allocated_p) |
8331 | unload_color (f, f->output_data.w32->white_relief.pixel); | |
8332 | if (f->output_data.w32->black_relief.allocated_p) | |
8333 | unload_color (f, f->output_data.w32->black_relief.pixel); | |
8334 | ||
25badd7a AI |
8335 | if (FRAME_FACE_CACHE (f)) |
8336 | free_frame_faces (f); | |
d67d1627 | 8337 | |
fbd6baed | 8338 | xfree (f->output_data.w32); |
25badd7a | 8339 | f->output_data.w32 = NULL; |
d67d1627 | 8340 | |
fbd6baed GV |
8341 | if (f == dpyinfo->w32_focus_frame) |
8342 | dpyinfo->w32_focus_frame = 0; | |
8343 | if (f == dpyinfo->w32_focus_event_frame) | |
8344 | dpyinfo->w32_focus_event_frame = 0; | |
4baaed0f KS |
8345 | if (f == dpyinfo->x_highlight_frame) |
8346 | dpyinfo->x_highlight_frame = 0; | |
ee78dc32 | 8347 | |
ee78dc32 GV |
8348 | if (f == dpyinfo->mouse_face_mouse_frame) |
8349 | { | |
8350 | dpyinfo->mouse_face_beg_row | |
8351 | = dpyinfo->mouse_face_beg_col = -1; | |
8352 | dpyinfo->mouse_face_end_row | |
8353 | = dpyinfo->mouse_face_end_col = -1; | |
8354 | dpyinfo->mouse_face_window = Qnil; | |
25badd7a AI |
8355 | dpyinfo->mouse_face_deferred_gc = 0; |
8356 | dpyinfo->mouse_face_mouse_frame = 0; | |
ee78dc32 GV |
8357 | } |
8358 | ||
8359 | UNBLOCK_INPUT; | |
8360 | } | |
25badd7a AI |
8361 | |
8362 | ||
8363 | /* Destroy the window of frame F. */ | |
8364 | ||
8365 | x_destroy_window (f) | |
8366 | struct frame *f; | |
8367 | { | |
8368 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
8369 | ||
8370 | x_free_frame_resources (f); | |
8371 | ||
8372 | dpyinfo->reference_count--; | |
8373 | } | |
c2cc16fa | 8374 | |
ee78dc32 GV |
8375 | \f |
8376 | /* Setting window manager hints. */ | |
8377 | ||
8378 | /* Set the normal size hints for the window manager, for frame F. | |
8379 | FLAGS is the flags word to use--or 0 meaning preserve the flags | |
8380 | that the window now has. | |
8381 | If USER_POSITION is nonzero, we set the USPosition | |
8382 | flag (this is useful when FLAGS is 0). */ | |
791f420f | 8383 | void |
ee78dc32 GV |
8384 | x_wm_set_size_hint (f, flags, user_position) |
8385 | struct frame *f; | |
8386 | long flags; | |
8387 | int user_position; | |
8388 | { | |
fbd6baed | 8389 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 | 8390 | |
97c23857 | 8391 | enter_crit (); |
ee78dc32 | 8392 | |
689004fa GV |
8393 | SetWindowLong (window, WND_FONTWIDTH_INDEX, FONT_WIDTH (f->output_data.w32->font)); |
8394 | SetWindowLong (window, WND_LINEHEIGHT_INDEX, f->output_data.w32->line_height); | |
8395 | SetWindowLong (window, WND_BORDER_INDEX, f->output_data.w32->internal_border_width); | |
8396 | SetWindowLong (window, WND_SCROLLBAR_INDEX, f->output_data.w32->vertical_scroll_bar_extra); | |
ee78dc32 | 8397 | |
97c23857 | 8398 | leave_crit (); |
ee78dc32 GV |
8399 | } |
8400 | ||
8401 | /* Window manager things */ | |
8402 | x_wm_set_icon_position (f, icon_x, icon_y) | |
8403 | struct frame *f; | |
8404 | int icon_x, icon_y; | |
8405 | { | |
8406 | #if 0 | |
fbd6baed | 8407 | Window window = FRAME_W32_WINDOW (f); |
ee78dc32 GV |
8408 | |
8409 | f->display.x->wm_hints.flags |= IconPositionHint; | |
8410 | f->display.x->wm_hints.icon_x = icon_x; | |
8411 | f->display.x->wm_hints.icon_y = icon_y; | |
8412 | ||
8413 | XSetWMHints (FRAME_X_DISPLAY (f), window, &f->display.x->wm_hints); | |
8414 | #endif | |
8415 | } | |
8416 | ||
c2cc16fa JR |
8417 | \f |
8418 | /*********************************************************************** | |
8419 | Fonts | |
8420 | ***********************************************************************/ | |
8421 | ||
8422 | /* The following functions are listed here to help diff stay in step | |
8423 | with xterm.c. See w32fns.c for definitions. | |
8424 | ||
8425 | x_get_font_info (f, font_idx) | |
8426 | x_list_fonts (f, pattern, size, maxnames) | |
8427 | ||
8428 | */ | |
8429 | ||
8430 | #if GLYPH_DEBUG | |
8431 | ||
8432 | /* Check that FONT is valid on frame F. It is if it can be found in F's | |
8433 | font table. */ | |
8434 | ||
8435 | static void | |
8436 | x_check_font (f, font) | |
8437 | struct frame *f; | |
8438 | XFontStruct *font; | |
8439 | { | |
8440 | int i; | |
8441 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
8442 | ||
8443 | xassert (font != NULL); | |
9ef2e2cf | 8444 | |
c2cc16fa | 8445 | for (i = 0; i < dpyinfo->n_fonts; i++) |
d67d1627 | 8446 | if (dpyinfo->font_table[i].name |
c2cc16fa JR |
8447 | && font == dpyinfo->font_table[i].font) |
8448 | break; | |
8449 | ||
8450 | xassert (i < dpyinfo->n_fonts); | |
8451 | } | |
8452 | ||
8453 | #endif /* GLYPH_DEBUG != 0 */ | |
8454 | ||
8455 | /* Set *W to the minimum width, *H to the minimum font height of FONT. | |
8456 | Note: There are (broken) X fonts out there with invalid XFontStruct | |
8457 | min_bounds contents. For example, handa@etl.go.jp reports that | |
8458 | "-adobe-courier-medium-r-normal--*-180-*-*-m-*-iso8859-1" fonts | |
8459 | have font->min_bounds.width == 0. */ | |
8460 | ||
8461 | static INLINE void | |
8462 | x_font_min_bounds (font, w, h) | |
8463 | XFontStruct *font; | |
8464 | int *w, *h; | |
8465 | { | |
8466 | /* | |
8467 | * TODO: Windows does not appear to offer min bound, only | |
8468 | * average and maximum width, and maximum height. | |
8469 | */ | |
8470 | *h = FONT_HEIGHT (font); | |
8471 | *w = FONT_WIDTH (font); | |
8472 | } | |
8473 | ||
8474 | ||
8475 | /* Compute the smallest character width and smallest font height over | |
8476 | all fonts available on frame F. Set the members smallest_char_width | |
8477 | and smallest_font_height in F's x_display_info structure to | |
8478 | the values computed. Value is non-zero if smallest_font_height or | |
8479 | smallest_char_width become smaller than they were before. */ | |
8480 | ||
8481 | int | |
8482 | x_compute_min_glyph_bounds (f) | |
8483 | struct frame *f; | |
8484 | { | |
8485 | int i; | |
8486 | struct w32_display_info *dpyinfo = FRAME_W32_DISPLAY_INFO (f); | |
8487 | XFontStruct *font; | |
8488 | int old_width = dpyinfo->smallest_char_width; | |
8489 | int old_height = dpyinfo->smallest_font_height; | |
d67d1627 | 8490 | |
c2cc16fa JR |
8491 | dpyinfo->smallest_font_height = 100000; |
8492 | dpyinfo->smallest_char_width = 100000; | |
d67d1627 | 8493 | |
c2cc16fa JR |
8494 | for (i = 0; i < dpyinfo->n_fonts; ++i) |
8495 | if (dpyinfo->font_table[i].name) | |
8496 | { | |
8497 | struct font_info *fontp = dpyinfo->font_table + i; | |
8498 | int w, h; | |
d67d1627 | 8499 | |
c2cc16fa JR |
8500 | font = (XFontStruct *) fontp->font; |
8501 | xassert (font != (XFontStruct *) ~0); | |
8502 | x_font_min_bounds (font, &w, &h); | |
d67d1627 | 8503 | |
c2cc16fa JR |
8504 | dpyinfo->smallest_font_height = min (dpyinfo->smallest_font_height, h); |
8505 | dpyinfo->smallest_char_width = min (dpyinfo->smallest_char_width, w); | |
8506 | } | |
8507 | ||
8508 | xassert (dpyinfo->smallest_char_width > 0 | |
8509 | && dpyinfo->smallest_font_height > 0); | |
8510 | ||
8511 | return (dpyinfo->n_fonts == 1 | |
8512 | || dpyinfo->smallest_char_width < old_width | |
8513 | || dpyinfo->smallest_font_height < old_height); | |
8514 | } | |
8515 | ||
8516 | /* The following functions are listed here to help diff stay in step | |
8517 | with xterm.c. See w32fns.c for definitions. | |
8518 | ||
8519 | x_load_font (f, fontname, size) | |
8520 | x_query_font (f, fontname) | |
8521 | x_find_ccl_program (fontp) | |
8522 | ||
8523 | */ | |
ee78dc32 | 8524 | \f |
791f420f JR |
8525 | /*********************************************************************** |
8526 | Initialization | |
8527 | ***********************************************************************/ | |
ee78dc32 | 8528 | |
fbd6baed | 8529 | static int w32_initialized = 0; |
ee78dc32 | 8530 | |
f7737f5d JR |
8531 | void |
8532 | w32_initialize_display_info (display_name) | |
8533 | Lisp_Object display_name; | |
8534 | { | |
8535 | struct w32_display_info *dpyinfo = &one_w32_display_info; | |
8536 | ||
8537 | bzero (dpyinfo, sizeof (*dpyinfo)); | |
8538 | ||
8539 | /* Put it on w32_display_name_list. */ | |
8540 | w32_display_name_list = Fcons (Fcons (display_name, Qnil), | |
8541 | w32_display_name_list); | |
8542 | dpyinfo->name_list_element = XCAR (w32_display_name_list); | |
d67d1627 | 8543 | |
f7737f5d | 8544 | dpyinfo->w32_id_name |
d5db4077 KR |
8545 | = (char *) xmalloc (SCHARS (Vinvocation_name) |
8546 | + SCHARS (Vsystem_name) | |
f7737f5d JR |
8547 | + 2); |
8548 | sprintf (dpyinfo->w32_id_name, "%s@%s", | |
d5db4077 | 8549 | SDATA (Vinvocation_name), SDATA (Vsystem_name)); |
f7737f5d JR |
8550 | |
8551 | /* Default Console mode values - overridden when running in GUI mode | |
8552 | with values obtained from system metrics. */ | |
8553 | dpyinfo->resx = 1; | |
8554 | dpyinfo->resy = 1; | |
8555 | dpyinfo->height_in = 1; | |
8556 | dpyinfo->width_in = 1; | |
8557 | dpyinfo->n_planes = 1; | |
8558 | dpyinfo->n_cbits = 4; | |
8559 | dpyinfo->n_fonts = 0; | |
8560 | dpyinfo->smallest_font_height = 1; | |
8561 | dpyinfo->smallest_char_width = 1; | |
8562 | ||
8563 | dpyinfo->mouse_face_beg_row = dpyinfo->mouse_face_beg_col = -1; | |
8564 | dpyinfo->mouse_face_end_row = dpyinfo->mouse_face_end_col = -1; | |
8565 | dpyinfo->mouse_face_face_id = DEFAULT_FACE_ID; | |
8566 | dpyinfo->mouse_face_window = Qnil; | |
9f5a911b | 8567 | dpyinfo->mouse_face_overlay = Qnil; |
3d26a7c2 | 8568 | dpyinfo->mouse_face_hidden = 0; |
2bf04b9d JR |
8569 | |
8570 | dpyinfo->vertical_scroll_bar_cursor = w32_load_cursor (IDC_ARROW); | |
01b220b6 | 8571 | /* TODO: dpyinfo->gray */ |
f7737f5d JR |
8572 | |
8573 | } | |
8574 | ||
c13a8a91 JB |
8575 | /* Create an xrdb-style database of resources to supercede registry settings. |
8576 | The database is just a concatenation of C strings, finished by an additional | |
8577 | \0. The string are submitted to some basic normalization, so | |
8578 | ||
8579 | [ *]option[ *]:[ *]value... | |
8580 | ||
8581 | becomes | |
8582 | ||
8583 | option:value... | |
8584 | ||
8585 | but any whitespace following value is not removed. */ | |
8586 | ||
8587 | static char * | |
8588 | w32_make_rdb (xrm_option) | |
8589 | char *xrm_option; | |
8590 | { | |
8591 | char *buffer = xmalloc (strlen (xrm_option) + 2); | |
8592 | char *current = buffer; | |
8593 | char ch; | |
8594 | int in_option = 1; | |
8595 | int before_value = 0; | |
8596 | ||
8597 | do { | |
8598 | ch = *xrm_option++; | |
8599 | ||
8600 | if (ch == '\n') | |
8601 | { | |
8602 | *current++ = '\0'; | |
8603 | in_option = 1; | |
8604 | before_value = 0; | |
8605 | } | |
8606 | else if (ch != ' ') | |
8607 | { | |
8608 | *current++ = ch; | |
8609 | if (in_option && (ch == ':')) | |
8610 | { | |
8611 | in_option = 0; | |
8612 | before_value = 1; | |
8613 | } | |
8614 | else if (before_value) | |
8615 | { | |
8616 | before_value = 0; | |
8617 | } | |
8618 | } | |
8619 | else if (!(in_option || before_value)) | |
8620 | { | |
8621 | *current++ = ch; | |
8622 | } | |
8623 | } while (ch); | |
8624 | ||
8625 | *current = '\0'; | |
8626 | ||
8627 | return buffer; | |
8628 | } | |
8629 | ||
fbd6baed GV |
8630 | struct w32_display_info * |
8631 | w32_term_init (display_name, xrm_option, resource_name) | |
ee78dc32 GV |
8632 | Lisp_Object display_name; |
8633 | char *xrm_option; | |
8634 | char *resource_name; | |
8635 | { | |
fbd6baed | 8636 | struct w32_display_info *dpyinfo; |
ee78dc32 | 8637 | HDC hdc; |
d67d1627 | 8638 | |
ee78dc32 | 8639 | BLOCK_INPUT; |
d67d1627 | 8640 | |
fbd6baed | 8641 | if (!w32_initialized) |
ee78dc32 | 8642 | { |
fbd6baed GV |
8643 | w32_initialize (); |
8644 | w32_initialized = 1; | |
ee78dc32 | 8645 | } |
d67d1627 | 8646 | |
f7737f5d | 8647 | w32_initialize_display_info (display_name); |
ee78dc32 | 8648 | |
f7737f5d | 8649 | dpyinfo = &one_w32_display_info; |
8c3b00cb | 8650 | |
c13a8a91 JB |
8651 | dpyinfo->xrdb = xrm_option ? w32_make_rdb (xrm_option) : NULL; |
8652 | ||
8c3b00cb AI |
8653 | /* Put this display on the chain. */ |
8654 | dpyinfo->next = x_display_list; | |
8655 | x_display_list = dpyinfo; | |
d67d1627 | 8656 | |
52cf03a1 | 8657 | hdc = GetDC (GetDesktopWindow ()); |
791f420f | 8658 | |
ee78dc32 GV |
8659 | dpyinfo->height = GetDeviceCaps (hdc, VERTRES); |
8660 | dpyinfo->width = GetDeviceCaps (hdc, HORZRES); | |
8661 | dpyinfo->root_window = GetDesktopWindow (); | |
8662 | dpyinfo->n_planes = GetDeviceCaps (hdc, PLANES); | |
8663 | dpyinfo->n_cbits = GetDeviceCaps (hdc, BITSPIXEL); | |
55689ab1 JR |
8664 | dpyinfo->resx = GetDeviceCaps (hdc, LOGPIXELSX); |
8665 | dpyinfo->resy = GetDeviceCaps (hdc, LOGPIXELSY); | |
52cf03a1 | 8666 | dpyinfo->has_palette = GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE; |
791f420f | 8667 | dpyinfo->image_cache = make_image_cache (); |
55689ab1 JR |
8668 | dpyinfo->height_in = dpyinfo->height / dpyinfo->resx; |
8669 | dpyinfo->width_in = dpyinfo->width / dpyinfo->resy; | |
ee78dc32 | 8670 | ReleaseDC (GetDesktopWindow (), hdc); |
52cf03a1 GV |
8671 | |
8672 | /* initialise palette with white and black */ | |
8673 | { | |
316ed821 | 8674 | XColor color; |
55689ab1 JR |
8675 | w32_defined_color (0, "white", &color, 1); |
8676 | w32_defined_color (0, "black", &color, 1); | |
52cf03a1 GV |
8677 | } |
8678 | ||
b6ae1532 KS |
8679 | /* Create Fringe Bitmaps and store them for later use. |
8680 | ||
8681 | On W32, bitmaps are all unsigned short, as Windows requires | |
8682 | bitmap data to be Word aligned. For some reason they are | |
8683 | horizontally reflected compared to how they appear on X, so we | |
8684 | need to bitswap and convert to unsigned shorts before creating | |
8685 | the bitmaps. */ | |
8686 | { | |
8687 | int i, j; | |
8688 | ||
8689 | for (i = NO_FRINGE_BITMAP + 1; i < MAX_FRINGE_BITMAPS; i++) | |
8690 | { | |
8691 | int h = fringe_bitmaps[i].height; | |
8692 | int wd = fringe_bitmaps[i].width; | |
8693 | unsigned short *w32bits | |
8694 | = (unsigned short *)alloca (h * sizeof (unsigned short)); | |
8695 | unsigned short *wb = w32bits; | |
8696 | unsigned char *bits = fringe_bitmaps[i].bits; | |
8697 | for (j = 0; j < h; j++) | |
8698 | { | |
8699 | static unsigned char swap_nibble[16] | |
8700 | = { 0x0, 0x8, 0x4, 0xc, /* 0000 1000 0100 1100 */ | |
8701 | 0x2, 0xa, 0x6, 0xe, /* 0010 1010 0110 1110 */ | |
8702 | 0x1, 0x9, 0x5, 0xd, /* 0001 1001 0101 1101 */ | |
8703 | 0x3, 0xb, 0x7, 0xf }; /* 0011 1011 0111 1111 */ | |
8704 | ||
8705 | unsigned char b = *bits++; | |
8706 | *wb++ = (unsigned short)((swap_nibble[b & 0xf]<<4) | |
8707 | | (swap_nibble[(b>>4) & 0xf])); | |
8708 | } | |
8709 | fringe_bmp[i] = CreateBitmap (wd, h, 1, 1, w32bits); | |
8710 | } | |
8711 | } | |
f7737f5d | 8712 | |
ee78dc32 GV |
8713 | #ifndef F_SETOWN_BUG |
8714 | #ifdef F_SETOWN | |
8715 | #ifdef F_SETOWN_SOCK_NEG | |
8716 | /* stdin is a socket here */ | |
8717 | fcntl (connection, F_SETOWN, -getpid ()); | |
8718 | #else /* ! defined (F_SETOWN_SOCK_NEG) */ | |
8719 | fcntl (connection, F_SETOWN, getpid ()); | |
8720 | #endif /* ! defined (F_SETOWN_SOCK_NEG) */ | |
8721 | #endif /* ! defined (F_SETOWN) */ | |
8722 | #endif /* F_SETOWN_BUG */ | |
8723 | ||
8724 | #ifdef SIGIO | |
8725 | if (interrupt_input) | |
8726 | init_sigio (connection); | |
8727 | #endif /* ! defined (SIGIO) */ | |
8728 | ||
8729 | UNBLOCK_INPUT; | |
8730 | ||
8731 | return dpyinfo; | |
8732 | } | |
8733 | \f | |
8734 | /* Get rid of display DPYINFO, assuming all frames are already gone. */ | |
8735 | ||
8736 | void | |
8737 | x_delete_display (dpyinfo) | |
fbd6baed | 8738 | struct w32_display_info *dpyinfo; |
ee78dc32 | 8739 | { |
fbd6baed | 8740 | /* Discard this display from w32_display_name_list and w32_display_list. |
ee78dc32 | 8741 | We can't use Fdelq because that can quit. */ |
fbd6baed | 8742 | if (! NILP (w32_display_name_list) |
8e713be6 KR |
8743 | && EQ (XCAR (w32_display_name_list), dpyinfo->name_list_element)) |
8744 | w32_display_name_list = XCDR (w32_display_name_list); | |
ee78dc32 GV |
8745 | else |
8746 | { | |
8747 | Lisp_Object tail; | |
8748 | ||
fbd6baed | 8749 | tail = w32_display_name_list; |
8e713be6 | 8750 | while (CONSP (tail) && CONSP (XCDR (tail))) |
ee78dc32 | 8751 | { |
f7737f5d | 8752 | if (EQ (XCAR (XCDR (tail)), dpyinfo->name_list_element)) |
ee78dc32 | 8753 | { |
f3fbd155 | 8754 | XSETCDR (tail, XCDR (XCDR (tail))); |
ee78dc32 GV |
8755 | break; |
8756 | } | |
8e713be6 | 8757 | tail = XCDR (tail); |
ee78dc32 GV |
8758 | } |
8759 | } | |
8760 | ||
52cf03a1 GV |
8761 | /* free palette table */ |
8762 | { | |
fbd6baed | 8763 | struct w32_palette_entry * plist; |
52cf03a1 GV |
8764 | |
8765 | plist = dpyinfo->color_list; | |
8766 | while (plist) | |
8767 | { | |
fbd6baed | 8768 | struct w32_palette_entry * pentry = plist; |
52cf03a1 | 8769 | plist = plist->next; |
9127e20e | 8770 | xfree (pentry); |
52cf03a1 GV |
8771 | } |
8772 | dpyinfo->color_list = NULL; | |
8773 | if (dpyinfo->palette) | |
8774 | DeleteObject(dpyinfo->palette); | |
8775 | } | |
ee78dc32 | 8776 | xfree (dpyinfo->font_table); |
fbd6baed | 8777 | xfree (dpyinfo->w32_id_name); |
f7737f5d JR |
8778 | |
8779 | /* Destroy row bitmaps. */ | |
b6ae1532 KS |
8780 | { |
8781 | int i; | |
8782 | ||
8783 | for (i = NO_FRINGE_BITMAP + 1; i < MAX_FRINGE_BITMAPS; i++) | |
8784 | DeleteObject (fringe_bmp[i]); | |
8785 | } | |
ee78dc32 GV |
8786 | } |
8787 | \f | |
fbd6baed | 8788 | /* Set up use of W32. */ |
ee78dc32 | 8789 | |
689004fa | 8790 | DWORD w32_msg_worker (); |
ee78dc32 | 8791 | |
791f420f JR |
8792 | void |
8793 | x_flush (struct frame * f) | |
8794 | { /* Nothing to do */ } | |
8795 | ||
8796 | static struct redisplay_interface w32_redisplay_interface = | |
8797 | { | |
8798 | x_produce_glyphs, | |
8799 | x_write_glyphs, | |
8800 | x_insert_glyphs, | |
8801 | x_clear_end_of_line, | |
8802 | x_scroll_run, | |
8803 | x_after_update_window_line, | |
8804 | x_update_window_begin, | |
8805 | x_update_window_end, | |
8806 | w32_cursor_to, | |
8807 | x_flush, | |
ec48c3a7 | 8808 | x_clear_mouse_face, |
6b6bd726 | 8809 | w32_get_glyph_overhangs, |
b6ae1532 | 8810 | x_fix_overlapping_area, |
6b6bd726 KS |
8811 | w32_draw_fringe_bitmap, |
8812 | w32_per_char_metric, | |
8813 | w32_encode_char, | |
8814 | NULL, /* w32_compute_glyph_string_overhangs */ | |
8815 | x_draw_glyph_string | |
791f420f JR |
8816 | }; |
8817 | ||
8818 | void | |
fbd6baed GV |
8819 | w32_initialize () |
8820 | { | |
791f420f JR |
8821 | rif = &w32_redisplay_interface; |
8822 | ||
96214669 GV |
8823 | /* MSVC does not type K&R functions with no arguments correctly, and |
8824 | so we must explicitly cast them. */ | |
791f420f | 8825 | clear_frame_hook = (void (*)(void)) x_clear_frame; |
96214669 | 8826 | ring_bell_hook = (void (*)(void)) w32_ring_bell; |
791f420f JR |
8827 | update_begin_hook = x_update_begin; |
8828 | update_end_hook = x_update_end; | |
0f32f023 | 8829 | |
ee78dc32 | 8830 | read_socket_hook = w32_read_socket; |
0f32f023 | 8831 | |
fbd6baed | 8832 | frame_up_to_date_hook = w32_frame_up_to_date; |
0f32f023 | 8833 | |
fbd6baed GV |
8834 | mouse_position_hook = w32_mouse_position; |
8835 | frame_rehighlight_hook = w32_frame_rehighlight; | |
8836 | frame_raise_lower_hook = w32_frame_raise_lower; | |
8837 | set_vertical_scroll_bar_hook = w32_set_vertical_scroll_bar; | |
8838 | condemn_scroll_bars_hook = w32_condemn_scroll_bars; | |
8839 | redeem_scroll_bar_hook = w32_redeem_scroll_bar; | |
8840 | judge_scroll_bars_hook = w32_judge_scroll_bars; | |
791f420f | 8841 | estimate_mode_line_height_hook = x_estimate_mode_line_height; |
ee78dc32 GV |
8842 | |
8843 | scroll_region_ok = 1; /* we'll scroll partial frames */ | |
49be9f70 | 8844 | char_ins_del_ok = 1; |
ee78dc32 GV |
8845 | line_ins_del_ok = 1; /* we'll just blt 'em */ |
8846 | fast_clear_end_of_line = 1; /* X does this well */ | |
8847 | memory_below_frame = 0; /* we don't remember what scrolls | |
8848 | off the bottom */ | |
8849 | baud_rate = 19200; | |
8850 | ||
abb15ebd JR |
8851 | w32_system_caret_hwnd = NULL; |
8852 | w32_system_caret_height = 0; | |
abb15ebd JR |
8853 | w32_system_caret_x = 0; |
8854 | w32_system_caret_y = 0; | |
8855 | ||
791f420f JR |
8856 | last_tool_bar_item = -1; |
8857 | any_help_event_p = 0; | |
8858 | ||
689004fa GV |
8859 | /* Initialize input mode: interrupt_input off, no flow control, allow |
8860 | 8 bit character input, standard quit char. */ | |
8861 | Fset_input_mode (Qnil, Qnil, make_number (2), Qnil); | |
ee78dc32 GV |
8862 | |
8863 | /* Create the window thread - it will terminate itself or when the app terminates */ | |
8864 | ||
8865 | init_crit (); | |
8866 | ||
8867 | dwMainThreadId = GetCurrentThreadId (); | |
d67d1627 | 8868 | DuplicateHandle (GetCurrentProcess (), GetCurrentThread (), |
ee78dc32 GV |
8869 | GetCurrentProcess (), &hMainThread, 0, TRUE, DUPLICATE_SAME_ACCESS); |
8870 | ||
8871 | /* Wait for thread to start */ | |
8872 | ||
8873 | { | |
8874 | MSG msg; | |
8875 | ||
8876 | PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE); | |
8877 | ||
d67d1627 JB |
8878 | hWindowsThread = CreateThread (NULL, 0, |
8879 | (LPTHREAD_START_ROUTINE) w32_msg_worker, | |
e9e23e23 | 8880 | 0, 0, &dwWindowsThreadId); |
ee78dc32 GV |
8881 | |
8882 | GetMessage (&msg, NULL, WM_EMACS_DONE, WM_EMACS_DONE); | |
8883 | } | |
d67d1627 | 8884 | |
52cf03a1 | 8885 | /* It is desirable that mainThread should have the same notion of |
e9e23e23 | 8886 | focus window and active window as windowsThread. Unfortunately, the |
52cf03a1 GV |
8887 | following call to AttachThreadInput, which should do precisely what |
8888 | we need, causes major problems when Emacs is linked as a console | |
8889 | program. Unfortunately, we have good reasons for doing that, so | |
e9e23e23 | 8890 | instead we need to send messages to windowsThread to make some API |
52cf03a1 GV |
8891 | calls for us (ones that affect, or depend on, the active/focus |
8892 | window state. */ | |
8893 | #ifdef ATTACH_THREADS | |
e9e23e23 | 8894 | AttachThreadInput (dwMainThreadId, dwWindowsThreadId, TRUE); |
52cf03a1 | 8895 | #endif |
689004fa GV |
8896 | |
8897 | /* Dynamically link to optional system components. */ | |
8898 | { | |
8899 | HANDLE user_lib = LoadLibrary ("user32.dll"); | |
8900 | ||
8901 | #define LOAD_PROC(fn) pfn##fn = (void *) GetProcAddress (user_lib, #fn) | |
8902 | ||
8903 | /* New proportional scroll bar functions. */ | |
9127e20e JR |
8904 | LOAD_PROC (SetScrollInfo); |
8905 | LOAD_PROC (GetScrollInfo); | |
689004fa GV |
8906 | |
8907 | #undef LOAD_PROC | |
8908 | ||
8909 | FreeLibrary (user_lib); | |
8910 | ||
8911 | /* If using proportional scroll bars, ensure handle is at least 5 pixels; | |
8912 | otherwise use the fixed height. */ | |
8913 | vertical_scroll_bar_min_handle = (pfnSetScrollInfo != NULL) ? 5 : | |
8914 | GetSystemMetrics (SM_CYVTHUMB); | |
8915 | ||
8916 | /* For either kind of scroll bar, take account of the arrows; these | |
8917 | effectively form the border of the main scroll bar range. */ | |
8918 | vertical_scroll_bar_top_border = vertical_scroll_bar_bottom_border | |
8919 | = GetSystemMetrics (SM_CYVSCROLL); | |
8920 | } | |
ee78dc32 GV |
8921 | } |
8922 | ||
8923 | void | |
fbd6baed | 8924 | syms_of_w32term () |
ee78dc32 | 8925 | { |
fbd6baed GV |
8926 | staticpro (&w32_display_name_list); |
8927 | w32_display_name_list = Qnil; | |
ee78dc32 GV |
8928 | |
8929 | staticpro (&last_mouse_scroll_bar); | |
8930 | last_mouse_scroll_bar = Qnil; | |
8931 | ||
8932 | staticpro (&Qvendor_specific_keysyms); | |
8933 | Qvendor_specific_keysyms = intern ("vendor-specific-keysyms"); | |
52cf03a1 | 8934 | |
fbd6baed GV |
8935 | DEFVAR_INT ("w32-num-mouse-buttons", |
8936 | &Vw32_num_mouse_buttons, | |
33f09670 | 8937 | doc: /* Number of physical mouse buttons. */); |
fbd6baed | 8938 | Vw32_num_mouse_buttons = Qnil; |
52cf03a1 | 8939 | |
fbd6baed GV |
8940 | DEFVAR_LISP ("w32-swap-mouse-buttons", |
8941 | &Vw32_swap_mouse_buttons, | |
33f09670 JR |
8942 | doc: /* Swap the mapping of middle and right mouse buttons. |
8943 | When nil, middle button is mouse-2 and right button is mouse-3. */); | |
fbd6baed | 8944 | Vw32_swap_mouse_buttons = Qnil; |
689004fa GV |
8945 | |
8946 | DEFVAR_LISP ("w32-grab-focus-on-raise", | |
8947 | &Vw32_grab_focus_on_raise, | |
33f09670 JR |
8948 | doc: /* Raised frame grabs input focus. |
8949 | When t, `raise-frame' grabs input focus as well. This fits well | |
8950 | with the normal Windows click-to-focus policy, but might not be | |
8951 | desirable when using a point-to-focus policy. */); | |
689004fa GV |
8952 | Vw32_grab_focus_on_raise = Qt; |
8953 | ||
8954 | DEFVAR_LISP ("w32-capslock-is-shiftlock", | |
8955 | &Vw32_capslock_is_shiftlock, | |
33f09670 JR |
8956 | doc: /* Apply CapsLock state to non character input keys. |
8957 | When nil, CapsLock only affects normal character input keys. */); | |
689004fa | 8958 | Vw32_capslock_is_shiftlock = Qnil; |
ef0e360f GV |
8959 | |
8960 | DEFVAR_LISP ("w32-recognize-altgr", | |
8961 | &Vw32_recognize_altgr, | |
33f09670 JR |
8962 | doc: /* Recognize right-alt and left-ctrl as AltGr. |
8963 | When nil, the right-alt and left-ctrl key combination is | |
d67d1627 | 8964 | interpreted normally. */); |
ef0e360f | 8965 | Vw32_recognize_altgr = Qt; |
bc6af935 | 8966 | |
484fa2c1 GV |
8967 | DEFVAR_BOOL ("w32-enable-unicode-output", |
8968 | &w32_enable_unicode_output, | |
33f09670 JR |
8969 | doc: /* Enable the use of Unicode for text output if non-nil. |
8970 | Unicode output may prevent some third party applications for displaying | |
8971 | Far-East Languages on Windows 95/98 from working properly. | |
8972 | NT uses Unicode internally anyway, so this flag will probably have no | |
8973 | affect on NT machines. */); | |
484fa2c1 | 8974 | w32_enable_unicode_output = 1; |
a1b9438c | 8975 | |
791f420f | 8976 | help_echo = Qnil; |
ec48c3a7 JR |
8977 | staticpro (&help_echo); |
8978 | help_echo_object = Qnil; | |
8979 | staticpro (&help_echo_object); | |
158cba56 JR |
8980 | help_echo_window = Qnil; |
8981 | staticpro (&help_echo_window); | |
791f420f | 8982 | previous_help_echo = Qnil; |
ec48c3a7 | 8983 | staticpro (&previous_help_echo); |
158cba56 | 8984 | help_echo_pos = -1; |
791f420f | 8985 | |
ee8ceff8 | 8986 | DEFVAR_BOOL ("mouse-autoselect-window", &mouse_autoselect_window, |
549808db | 8987 | doc: /* *Non-nil means autoselect window with mouse pointer. */); |
ee8ceff8 | 8988 | mouse_autoselect_window = 0; |
549808db | 8989 | |
99558ce8 JR |
8990 | DEFVAR_BOOL ("w32-use-visible-system-caret", |
8991 | &w32_use_visible_system_caret, | |
8992 | doc: /* Flag to make the system caret visible. | |
8993 | When this is non-nil, Emacs will indicate the position of point by | |
8994 | using the system caret instead of drawing its own cursor. Some screen | |
8995 | reader software does not track the system cursor properly when it is | |
8996 | invisible, and gets confused by Emacs drawing its own cursor, so this | |
d67d1627 | 8997 | variable is initialized to t when Emacs detects that screen reader |
99558ce8 JR |
8998 | software is running as it starts up. |
8999 | ||
9000 | When this variable is set, other variables affecting the appearance of | |
9001 | the cursor have no effect. */); | |
9002 | ||
9003 | /* Initialize w32_use_visible_system_caret based on whether a screen | |
9004 | reader is in use. */ | |
ab76d376 JR |
9005 | if (!SystemParametersInfo (SPI_GETSCREENREADER, 0, |
9006 | &w32_use_visible_system_caret, 0)) | |
9007 | w32_use_visible_system_caret = 0; | |
99558ce8 | 9008 | |
791f420f | 9009 | DEFVAR_BOOL ("x-stretch-cursor", &x_stretch_cursor_p, |
33f09670 JR |
9010 | doc: /* *Non-nil means draw block cursor as wide as the glyph under it. |
9011 | For example, if a block cursor is over a tab, it will be drawn as | |
9012 | wide as that tab on the display. */); | |
791f420f JR |
9013 | x_stretch_cursor_p = 0; |
9014 | ||
9f5a911b JR |
9015 | DEFVAR_BOOL ("x-use-underline-position-properties", |
9016 | &x_use_underline_position_properties, | |
33f09670 | 9017 | doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties. |
f0529b5b | 9018 | nil means ignore them. If you encounter fonts with bogus |
33f09670 JR |
9019 | UNDERLINE_POSITION font properties, for example 7x13 on XFree prior |
9020 | to 4.1, set this to nil. */); | |
9f5a911b | 9021 | x_use_underline_position_properties = 1; |
9f5a911b | 9022 | |
5bf04520 | 9023 | DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars, |
33f09670 | 9024 | doc: /* If not nil, Emacs uses toolkit scroll bars. */); |
5bf04520 | 9025 | Vx_toolkit_scroll_bars = Qt; |
791f420f JR |
9026 | |
9027 | staticpro (&last_mouse_motion_frame); | |
9028 | last_mouse_motion_frame = Qnil; | |
ee78dc32 | 9029 | } |