Commit | Line | Data |
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3f930d20 | 1 | /* Definitions and headers for communication with X protocol. |
59affd2f | 2 | Copyright (C) 1989, 1993, 1994, 1998, 1999, 2000, 2001, 2001 |
ae4a31d9 | 3 | Free Software Foundation, Inc. |
3f930d20 JB |
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 | |
4e027793 | 9 | the Free Software Foundation; either version 2, or (at your option) |
3f930d20 JB |
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 | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
3f930d20 | 21 | |
3f930d20 JB |
22 | #include <X11/Xlib.h> |
23 | #include <X11/cursorfont.h> | |
24 | #include <X11/Xutil.h> | |
25 | #include <X11/keysym.h> | |
26 | #include <X11/Xatom.h> | |
27 | #include <X11/Xresource.h> | |
3f930d20 | 28 | |
0be31d57 RS |
29 | #ifdef USE_X_TOOLKIT |
30 | #include <X11/StringDefs.h> | |
31 | #include <X11/IntrinsicP.h> /* CoreP.h needs this */ | |
32 | #include <X11/CoreP.h> /* foul, but we need this to use our own | |
33 | window inside a widget instead of one | |
34 | that Xt creates... */ | |
35 | #include <X11/StringDefs.h> | |
0be31d57 RS |
36 | #endif |
37 | ||
579dd4be RS |
38 | /* The class of this X application. */ |
39 | #define EMACS_CLASS "Emacs" | |
40 | \f | |
41 | /* Bookkeeping to distinguish X versions. */ | |
ef15f270 | 42 | |
d2729198 JB |
43 | /* HAVE_X11R4 is defined if we have the features of X11R4. It should |
44 | be defined when we're using X11R5, since X11R5 has the features of | |
45 | X11R4. If, in the future, we find we need more of these flags | |
46 | (HAVE_X11R5, for example), code should always be written to test | |
47 | the most recent flag first: | |
48 | ||
49 | #ifdef HAVE_X11R5 | |
50 | ... | |
51 | #elif HAVE_X11R4 | |
52 | ... | |
53 | #elif HAVE_X11 | |
54 | ... | |
55 | #endif | |
56 | ||
57 | If you ever find yourself writing a "#ifdef HAVE_FOO" clause that | |
58 | looks a lot like another one, consider moving the text into a macro | |
59 | whose definition is configuration-dependent, but whose usage is | |
60 | universal - like the stuff in systime.h. | |
61 | ||
62 | It turns out that we can auto-detect whether we're being compiled | |
ef15f270 JB |
63 | with X11R3 or X11R4 by looking for the flag macros for R4 structure |
64 | members that R3 doesn't have. */ | |
65 | #ifdef PBaseSize | |
3fe53836 RS |
66 | /* AIX 3.1's X is somewhere between X11R3 and X11R4. It has |
67 | PBaseSize, but not XWithdrawWindow, XSetWMName, XSetWMNormalHints, | |
48508a3a FP |
68 | XSetWMIconName. |
69 | AIX 3.2 is at least X11R4. */ | |
70 | #if (!defined AIX) || (defined AIX3_2) | |
ef15f270 JB |
71 | #define HAVE_X11R4 |
72 | #endif | |
3fe53836 | 73 | #endif |
ef15f270 | 74 | |
b1b57843 | 75 | #ifdef HAVE_X11R5 |
673fea7a RS |
76 | /* In case someone has X11R5 on AIX 3.1, |
77 | make sure HAVE_X11R4 is defined as well as HAVE_X11R5. */ | |
78 | #define HAVE_X11R4 | |
6bde6341 | 79 | #endif |
cfc57cea | 80 | |
9c763cca | 81 | #ifdef HAVE_X_I18N |
cfc57cea RS |
82 | #include <X11/Xlocale.h> |
83 | #endif | |
579dd4be RS |
84 | \f |
85 | #define BLACK_PIX_DEFAULT(f) BlackPixel (FRAME_X_DISPLAY (f), \ | |
86 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
87 | #define WHITE_PIX_DEFAULT(f) WhitePixel (FRAME_X_DISPLAY (f), \ | |
88 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
3f930d20 JB |
89 | |
90 | #define FONT_WIDTH(f) ((f)->max_bounds.width) | |
91 | #define FONT_HEIGHT(f) ((f)->ascent + (f)->descent) | |
92 | #define FONT_BASE(f) ((f)->ascent) | |
93 | ||
3f930d20 | 94 | /* The mask of events that text windows always want to receive. This |
d2f764d0 RS |
95 | includes mouse movement events, since handling the mouse-font text property |
96 | means that we must track mouse motion all the time. */ | |
3f930d20 JB |
97 | |
98 | #define STANDARD_EVENT_SET \ | |
99 | (KeyPressMask \ | |
100 | | ExposureMask \ | |
101 | | ButtonPressMask \ | |
8828b393 JB |
102 | | ButtonReleaseMask \ |
103 | | PointerMotionMask \ | |
3f930d20 JB |
104 | | StructureNotifyMask \ |
105 | | FocusChangeMask \ | |
106 | | LeaveWindowMask \ | |
107 | | EnterWindowMask \ | |
108 | | VisibilityChangeMask) | |
109 | ||
a8cc2c53 GM |
110 | enum text_cursor_kinds |
111 | { | |
112 | NO_CURSOR = -1, | |
113 | FILLED_BOX_CURSOR, | |
114 | HOLLOW_BOX_CURSOR, | |
115 | BAR_CURSOR | |
3f930d20 | 116 | }; |
e964ed22 | 117 | |
e964ed22 RS |
118 | /* Structure recording X pixmap and reference count. |
119 | If REFCOUNT is 0 then this record is free to be reused. */ | |
120 | ||
121 | struct x_bitmap_record | |
122 | { | |
123 | Pixmap pixmap; | |
124 | char *file; | |
125 | int refcount; | |
126 | /* Record some info about this pixmap. */ | |
127 | int height, width, depth; | |
128 | }; | |
b242af88 RS |
129 | \f |
130 | /* For each X display, we have a structure that records | |
131 | information about it. */ | |
3f930d20 | 132 | |
579dd4be | 133 | struct x_display_info |
b242af88 | 134 | { |
e964ed22 | 135 | /* Chain of all x_display_info structures. */ |
579dd4be | 136 | struct x_display_info *next; |
a8cc2c53 | 137 | |
579dd4be RS |
138 | /* Connection number (normally a file descriptor number). */ |
139 | int connection; | |
a8cc2c53 | 140 | |
b242af88 | 141 | /* This says how to access this display in Xlib. */ |
579dd4be | 142 | Display *display; |
a8cc2c53 | 143 | |
e964ed22 RS |
144 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
145 | The same cons cell also appears in x_display_name_list. */ | |
146 | Lisp_Object name_list_element; | |
a8cc2c53 | 147 | |
b242af88 RS |
148 | /* Number of frames that are on this display. */ |
149 | int reference_count; | |
a8cc2c53 | 150 | |
579dd4be RS |
151 | /* The Screen this connection is connected to. */ |
152 | Screen *screen; | |
a8cc2c53 GM |
153 | |
154 | /* Dots per inch of the screen. */ | |
155 | double resx, resy; | |
156 | ||
579dd4be RS |
157 | /* The Visual being used for this display. */ |
158 | Visual *visual; | |
7353f3a3 GM |
159 | |
160 | /* THe colormap being used. */ | |
161 | Colormap cmap; | |
a8cc2c53 | 162 | |
579dd4be RS |
163 | /* Number of panes on this screen. */ |
164 | int n_planes; | |
a8cc2c53 | 165 | |
579dd4be RS |
166 | /* Dimensions of this screen. */ |
167 | int height, width; | |
a8cc2c53 | 168 | |
579dd4be RS |
169 | /* Mask of things that cause the mouse to be grabbed. */ |
170 | int grabbed; | |
a8cc2c53 | 171 | |
579dd4be RS |
172 | /* Emacs bitmap-id of the default icon bitmap for this frame. |
173 | Or -1 if none has been allocated yet. */ | |
174 | int icon_bitmap_id; | |
a8cc2c53 | 175 | |
579dd4be RS |
176 | /* The root window of this screen. */ |
177 | Window root_window; | |
a8cc2c53 | 178 | |
e964ed22 RS |
179 | /* The cursor to use for vertical scroll bars. */ |
180 | Cursor vertical_scroll_bar_cursor; | |
a8cc2c53 | 181 | |
579dd4be RS |
182 | /* X Resource data base */ |
183 | XrmDatabase xrdb; | |
184 | ||
e964ed22 RS |
185 | /* A table of all the fonts we have already loaded. */ |
186 | struct font_info *font_table; | |
187 | ||
188 | /* The current capacity of x_font_table. */ | |
189 | int font_table_size; | |
190 | ||
a8cc2c53 GM |
191 | /* Minimum width over all characters in all fonts in font_table. */ |
192 | int smallest_char_width; | |
193 | ||
194 | /* Minimum font height over all fonts in font_table. */ | |
195 | int smallest_font_height; | |
196 | ||
e964ed22 RS |
197 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ |
198 | GC scratch_cursor_gc; | |
199 | ||
a8cc2c53 GM |
200 | /* These variables describe the range of text currently shown in its |
201 | mouse-face, together with the window they apply to. As long as | |
202 | the mouse stays within this range, we need not redraw anything on | |
203 | its account. Rows and columns are glyph matrix positions in | |
204 | MOUSE_FACE_WINDOW. */ | |
e964ed22 | 205 | int mouse_face_beg_row, mouse_face_beg_col; |
a8cc2c53 | 206 | int mouse_face_beg_x, mouse_face_beg_y; |
e964ed22 | 207 | int mouse_face_end_row, mouse_face_end_col; |
a8cc2c53 | 208 | int mouse_face_end_x, mouse_face_end_y; |
e964ed22 RS |
209 | int mouse_face_past_end; |
210 | Lisp_Object mouse_face_window; | |
211 | int mouse_face_face_id; | |
59affd2f | 212 | Lisp_Object mouse_face_overlay; |
e964ed22 RS |
213 | |
214 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
215 | gc was in progress. */ | |
216 | int mouse_face_deferred_gc; | |
217 | ||
218 | /* FRAME and X, Y position of mouse when last checked for | |
219 | highlighting. X and Y can be negative or out of range for the frame. */ | |
220 | struct frame *mouse_face_mouse_frame; | |
221 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
222 | ||
223 | /* Nonzero means defer mouse-motion highlighting. */ | |
224 | int mouse_face_defer; | |
225 | ||
a8cc2c53 GM |
226 | int mouse_face_image_state; |
227 | ||
e964ed22 RS |
228 | char *x_id_name; |
229 | ||
230 | /* The number of fonts actually stored in x_font_table. | |
a8cc2c53 GM |
231 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
232 | n_fonts <= font_table_size and font_table[i].name != 0. */ | |
e964ed22 RS |
233 | int n_fonts; |
234 | ||
235 | /* Pointer to bitmap records. */ | |
236 | struct x_bitmap_record *bitmaps; | |
237 | ||
238 | /* Allocated size of bitmaps field. */ | |
239 | int bitmaps_size; | |
240 | ||
241 | /* Last used bitmap index. */ | |
242 | int bitmaps_last; | |
243 | ||
579dd4be RS |
244 | /* Which modifier keys are on which modifier bits? |
245 | ||
246 | With each keystroke, X returns eight bits indicating which modifier | |
247 | keys were held down when the key was pressed. The interpretation | |
248 | of the top five modifier bits depends on what keys are attached | |
249 | to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5 | |
250 | is the meta bit. | |
251 | ||
252 | meta_mod_mask is a mask containing the bits used for the meta key. | |
253 | It may have more than one bit set, if more than one modifier bit | |
254 | has meta keys on it. Basically, if EVENT is a KeyPress event, | |
255 | the meta key is pressed if (EVENT.state & meta_mod_mask) != 0. | |
256 | ||
257 | shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the | |
258 | lock modifier bit, or zero otherwise. Non-alphabetic keys should | |
259 | only be affected by the lock modifier bit if XK_Shift_Lock is in | |
260 | use; XK_Caps_Lock should only affect alphabetic keys. With this | |
261 | arrangement, the lock modifier should shift the character if | |
262 | (EVENT.state & shift_lock_mask) != 0. */ | |
263 | int meta_mod_mask, shift_lock_mask; | |
264 | ||
265 | /* These are like meta_mod_mask, but for different modifiers. */ | |
266 | int alt_mod_mask, super_mod_mask, hyper_mod_mask; | |
267 | ||
268 | /* Communication with window managers. */ | |
269 | Atom Xatom_wm_protocols; | |
a8cc2c53 | 270 | |
579dd4be RS |
271 | /* Kinds of protocol things we may receive. */ |
272 | Atom Xatom_wm_take_focus; | |
273 | Atom Xatom_wm_save_yourself; | |
274 | Atom Xatom_wm_delete_window; | |
a8cc2c53 | 275 | |
579dd4be RS |
276 | /* Atom for indicating window state to the window manager. */ |
277 | Atom Xatom_wm_change_state; | |
a8cc2c53 | 278 | |
579dd4be RS |
279 | /* Other WM communication */ |
280 | Atom Xatom_wm_configure_denied; /* When our config request is denied */ | |
281 | Atom Xatom_wm_window_moved; /* When the WM moves us. */ | |
a8cc2c53 | 282 | |
579dd4be RS |
283 | /* EditRes protocol */ |
284 | Atom Xatom_editres; | |
285 | ||
286 | /* More atoms, which are selection types. */ | |
287 | Atom Xatom_CLIPBOARD, Xatom_TIMESTAMP, Xatom_TEXT, Xatom_DELETE, | |
adb572fb | 288 | Xatom_COMPOUND_TEXT, |
579dd4be RS |
289 | Xatom_MULTIPLE, Xatom_INCR, Xatom_EMACS_TMP, Xatom_TARGETS, Xatom_NULL, |
290 | Xatom_ATOM_PAIR; | |
adb572fb | 291 | |
7b341ec2 | 292 | /* More atoms for font properties. The last three are private |
adb572fb KH |
293 | properties, see the comments in src/fontset.h. */ |
294 | Atom Xatom_PIXEL_SIZE, | |
7b341ec2 KH |
295 | Xatom_MULE_BASELINE_OFFSET, Xatom_MULE_RELATIVE_COMPOSE, |
296 | Xatom_MULE_DEFAULT_ASCENT; | |
adb572fb | 297 | |
a8cc2c53 GM |
298 | /* More atoms for Ghostscript support. */ |
299 | Atom Xatom_DONE, Xatom_PAGE; | |
300 | ||
301 | /* Atom used in toolkit scroll bar client messages. */ | |
302 | Atom Xatom_Scrollbar; | |
303 | ||
6909e850 | 304 | #ifdef MULTI_KBOARD |
e47a168b | 305 | struct kboard *kboard; |
6909e850 | 306 | #endif |
256d5bf6 | 307 | int cut_buffers_initialized; /* Whether we're sure they all exist */ |
2820e308 KH |
308 | |
309 | /* The frame (if any) which has the X window that has keyboard focus. | |
310 | Zero if none. This is examined by Ffocus_frame in xfns.c. Note | |
311 | that a mere EnterNotify event can set this; if you need to know the | |
312 | last frame specified in a FocusIn or FocusOut event, use | |
313 | x_focus_event_frame. */ | |
314 | struct frame *x_focus_frame; | |
315 | ||
316 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
317 | separate from x_focus_frame, because whether or not LeaveNotify | |
318 | events cause us to lose focus depends on whether or not we have | |
319 | received a FocusIn event for it. */ | |
320 | struct frame *x_focus_event_frame; | |
321 | ||
322 | /* The frame which currently has the visual highlight, and should get | |
323 | keyboard input (other sorts of input have the frame encoded in the | |
324 | event). It points to the X focus frame's selected window's | |
325 | frame. It differs from x_focus_frame when we're using a global | |
326 | minibuffer. */ | |
327 | struct frame *x_highlight_frame; | |
adb572fb KH |
328 | |
329 | /* The null pixel used for filling a character background with | |
330 | background color of a gc. */ | |
331 | Pixmap null_pixel; | |
a8cc2c53 GM |
332 | |
333 | /* The gray pixmap. */ | |
334 | Pixmap gray; | |
335 | ||
336 | /* Cache of images. */ | |
337 | struct image_cache *image_cache; | |
1c815a24 GM |
338 | |
339 | #ifdef HAVE_X_I18N | |
340 | /* XIM (X Input method). */ | |
341 | XIM xim; | |
342 | XIMStyles *xim_styles; | |
343 | #endif | |
70772ed1 GM |
344 | |
345 | /* If non-null, a cache of the colors in the color map. Don't | |
346 | use this directly, call x_color_cells instead. */ | |
347 | XColor *color_cells; | |
348 | int ncolor_cells; | |
b242af88 | 349 | }; |
579dd4be | 350 | |
952291d9 GM |
351 | /* This checks to make sure we have a display. */ |
352 | extern void check_x P_ ((void)); | |
353 | ||
354 | extern struct frame *x_window_to_frame P_ ((struct x_display_info *, int)); | |
355 | ||
356 | #ifdef USE_X_TOOLKIT | |
357 | extern struct frame *x_any_window_to_frame P_ ((struct x_display_info *, int)); | |
358 | extern struct frame *x_non_menubar_window_to_frame P_ ((struct x_display_info *, int)); | |
359 | extern struct frame *x_top_window_to_frame P_ ((struct x_display_info *, int)); | |
360 | #endif | |
361 | ||
579dd4be RS |
362 | /* This is a chain of structures for all the X displays currently in use. */ |
363 | extern struct x_display_info *x_display_list; | |
364 | ||
e964ed22 RS |
365 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), |
366 | one for each element of x_display_list and in the same order. | |
367 | NAME is the name of the frame. | |
368 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
369 | extern Lisp_Object x_display_name_list; | |
370 | ||
adb572fb KH |
371 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
372 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
373 | ||
ee8ddc1c | 374 | /* A flag to control how to display unibyte 8-bit character. */ |
e3c55541 | 375 | extern int unibyte_display_via_language_environment; |
ee8ddc1c | 376 | |
952291d9 GM |
377 | extern struct x_display_info *x_display_info_for_display P_ ((Display *)); |
378 | extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object)); | |
579dd4be | 379 | |
952291d9 | 380 | extern struct x_display_info *x_term_init P_ ((Lisp_Object, char *, char *)); |
adb572fb | 381 | |
a8cc2c53 | 382 | extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
3997f048 | 383 | extern void select_visual P_ ((struct x_display_info *)); |
952291d9 GM |
384 | extern struct font_info *x_get_font_info P_ ((struct frame *f, int)); |
385 | extern struct font_info *x_load_font P_ ((struct frame *, char *, int)); | |
386 | extern struct font_info *x_query_font P_ ((struct frame *, char *)); | |
387 | extern void x_find_ccl_program P_ ((struct font_info *)); | |
b242af88 | 388 | \f |
f39d1692 RS |
389 | /* Each X frame object points to its own struct x_output object |
390 | in the output_data.x field. The x_output structure contains | |
3f930d20 JB |
391 | the information that is specific to X windows. */ |
392 | ||
f39d1692 | 393 | struct x_output |
3f930d20 JB |
394 | { |
395 | /* Position of the X window (x and y offsets in root window). */ | |
396 | int left_pos; | |
397 | int top_pos; | |
398 | ||
399 | /* Border width of the X window as known by the X window system. */ | |
400 | int border_width; | |
401 | ||
f3942238 | 402 | /* Size of the X window in pixels. */ |
3f930d20 JB |
403 | int pixel_height, pixel_width; |
404 | ||
ab6c5d93 KH |
405 | /* Height of menu bar widget, in pixels. |
406 | Zero if not using the X toolkit. | |
407 | When using the toolkit, this value is not meaningful | |
408 | if the menubar is turned off. */ | |
409 | int menubar_height; | |
410 | ||
2ba6876c RS |
411 | /* Height of a line, in pixels. */ |
412 | int line_height; | |
413 | ||
f3942238 | 414 | /* The tiled border used when the mouse is out of the frame. */ |
3f930d20 JB |
415 | Pixmap border_tile; |
416 | ||
f3942238 | 417 | /* Here are the Graphics Contexts for the default font. */ |
3f930d20 JB |
418 | GC normal_gc; /* Normal video */ |
419 | GC reverse_gc; /* Reverse video */ | |
420 | GC cursor_gc; /* cursor drawing */ | |
3f930d20 JB |
421 | |
422 | /* Width of the internal border. This is a line of background color | |
f676886a | 423 | just inside the window's border. When the frame is selected, |
3f930d20 JB |
424 | a highlighting is displayed inside the internal border. */ |
425 | int internal_border_width; | |
426 | ||
f676886a JB |
427 | /* The X window used for this frame. |
428 | May be zero while the frame object is being created | |
3f930d20 JB |
429 | and the X window has not yet been created. */ |
430 | Window window_desc; | |
431 | ||
432 | /* The X window used for the bitmap icon; | |
433 | or 0 if we don't have a bitmap icon. */ | |
434 | Window icon_desc; | |
435 | ||
436 | /* The X window that is the parent of this X window. | |
dcc98b56 RS |
437 | Usually this is a window that was made by the window manager, |
438 | but it can be the root window, and it can be explicitly specified | |
439 | (see the explicit_parent field, below). */ | |
3f930d20 JB |
440 | Window parent_desc; |
441 | ||
0be31d57 RS |
442 | #ifdef USE_X_TOOLKIT |
443 | /* The widget of this screen. This is the window of a "shell" widget. */ | |
444 | Widget widget; | |
445 | /* The XmPanedWindows... */ | |
446 | Widget column_widget; | |
447 | /* The widget of the edit portion of this screen; the window in | |
448 | "window_desc" is inside of this. */ | |
449 | Widget edit_widget; | |
450 | ||
451 | Widget menubar_widget; | |
452 | #endif | |
453 | ||
78c3981d RS |
454 | /* If >=0, a bitmap index. The indicated bitmap is used for the |
455 | icon. */ | |
456 | int icon_bitmap; | |
3f930d20 | 457 | |
adb572fb | 458 | /* Default ASCII font of this frame. */ |
579dd4be | 459 | XFontStruct *font; |
3f930d20 | 460 | |
b6c3d034 KH |
461 | /* The baseline offset of the default ASCII font. */ |
462 | int baseline_offset; | |
adb572fb KH |
463 | |
464 | /* If a fontset is specified for this frame instead of font, this | |
465 | value contains an ID of the fontset, else -1. */ | |
466 | int fontset; | |
467 | ||
3f930d20 JB |
468 | /* Pixel values used for various purposes. |
469 | border_pixel may be -1 meaning use a gray tile. */ | |
579dd4be RS |
470 | unsigned long background_pixel; |
471 | unsigned long foreground_pixel; | |
472 | unsigned long cursor_pixel; | |
473 | unsigned long border_pixel; | |
474 | unsigned long mouse_pixel; | |
475 | unsigned long cursor_foreground_pixel; | |
3f930d20 | 476 | |
a8cc2c53 GM |
477 | /* Foreground color for scroll bars. A value of -1 means use the |
478 | default (black for non-toolkit scroll bars). */ | |
479 | unsigned long scroll_bar_foreground_pixel; | |
480 | ||
481 | /* Background color for scroll bars. A value of -1 means use the | |
482 | default (background color of the frame for non-toolkit scroll | |
483 | bars). */ | |
484 | unsigned long scroll_bar_background_pixel; | |
485 | ||
f9fdaa6a MB |
486 | /* Top and bottom shadow colors for 3d toolkit scrollbars. -1 means |
487 | let the scroll compute them itself. */ | |
488 | unsigned long scroll_bar_top_shadow_pixel; | |
489 | unsigned long scroll_bar_bottom_shadow_pixel; | |
490 | ||
3f930d20 | 491 | /* Descriptor for the cursor in use for this window. */ |
3f930d20 JB |
492 | Cursor text_cursor; |
493 | Cursor nontext_cursor; | |
494 | Cursor modeline_cursor; | |
6bfbdaeb | 495 | Cursor cross_cursor; |
5fa36066 | 496 | Cursor hourglass_cursor; |
5c2242ce | 497 | Cursor horizontal_drag_cursor; |
a8cc2c53 | 498 | |
5fa36066 GM |
499 | /* Window whose cursor is hourglass_cursor. This window is temporarily |
500 | mapped to display an hourglass cursor. */ | |
501 | Window hourglass_window; | |
a8cc2c53 | 502 | |
5fa36066 GM |
503 | /* Non-zero means hourglass cursor is currently displayed. */ |
504 | unsigned hourglass_p : 1; | |
3f930d20 | 505 | |
f3942238 | 506 | /* Flag to set when the X window needs to be completely repainted. */ |
3f930d20 JB |
507 | int needs_exposure; |
508 | ||
dbc4e1c1 JB |
509 | /* What kind of text cursor is drawn in this window right now? |
510 | (If there is no cursor (phys_cursor_x < 0), then this means nothing.) */ | |
511 | enum text_cursor_kinds current_cursor; | |
512 | ||
513 | /* What kind of text cursor should we draw in the future? | |
514 | This should always be filled_box_cursor or bar_cursor. */ | |
515 | enum text_cursor_kinds desired_cursor; | |
ef15f270 | 516 | |
e36a2711 RS |
517 | /* Width of bar cursor (if we are using that). */ |
518 | int cursor_width; | |
519 | ||
ef15f270 JB |
520 | /* These are the current window manager hints. It seems that |
521 | XSetWMHints, when presented with an unset bit in the `flags' | |
522 | member of the hints structure, does not leave the corresponding | |
523 | attribute unchanged; rather, it resets that attribute to its | |
524 | default value. For example, unless you set the `icon_pixmap' | |
525 | field and the `IconPixmapHint' bit, XSetWMHints will forget what | |
526 | your icon pixmap was. This is rather troublesome, since some of | |
527 | the members (for example, `input' and `icon_pixmap') want to stay | |
528 | the same throughout the execution of Emacs. So, we keep this | |
529 | structure around, just leaving values in it and adding new bits | |
530 | to the mask as we go. */ | |
531 | XWMHints wm_hints; | |
c8e3cbe0 | 532 | |
c8e3cbe0 | 533 | /* The size of the extra width currently allotted for vertical |
a3c87d4e JB |
534 | scroll bars, in pixels. */ |
535 | int vertical_scroll_bar_extra; | |
13bd51a5 | 536 | |
a8cc2c53 GM |
537 | /* The extra width currently allotted for the areas in which |
538 | truncation marks, continuation marks, and overlay arrows are | |
539 | displayed. */ | |
540 | int flags_areas_extra; | |
379564d6 RS |
541 | |
542 | /* This is the gravity value for the specified window position. */ | |
543 | int win_gravity; | |
f3942238 RS |
544 | |
545 | /* The geometry flags for this window. */ | |
546 | int size_hint_flags; | |
b242af88 RS |
547 | |
548 | /* This is the Emacs structure for the X display this frame is on. */ | |
579dd4be | 549 | struct x_display_info *display_info; |
dcc98b56 | 550 | |
51057b1f | 551 | /* This is a button event that wants to activate the menubar. |
ff0113e7 KH |
552 | We save it here until the command loop gets to think about it. */ |
553 | XEvent *saved_menu_event; | |
51057b1f RS |
554 | |
555 | /* This is the widget id used for this frame's menubar in lwlib. */ | |
556 | #ifdef USE_X_TOOLKIT | |
557 | int id; | |
558 | #endif | |
559 | ||
dcc98b56 RS |
560 | /* Nonzero means our parent is another application's window |
561 | and was explicitly specified. */ | |
562 | char explicit_parent; | |
cbef58c0 KH |
563 | |
564 | /* Nonzero means tried already to make this frame visible. */ | |
565 | char asked_for_visible; | |
7b8d4a3f | 566 | |
4fe2b2b6 RS |
567 | /* Nonzero if this frame was ever previously visible. */ |
568 | char has_been_visible; | |
569 | ||
7b8d4a3f RS |
570 | #ifdef HAVE_X_I18N |
571 | /* Input context (currently, this means Compose key handler setup). */ | |
572 | XIC xic; | |
1c815a24 GM |
573 | XIMStyle xic_style; |
574 | XFontSet xic_xfs; | |
7b8d4a3f | 575 | #endif |
28f72798 | 576 | |
a8cc2c53 GM |
577 | /* Relief GCs, colors etc. */ |
578 | struct relief | |
579 | { | |
580 | GC gc; | |
581 | unsigned long pixel; | |
582 | int allocated_p; | |
583 | } | |
584 | black_relief, white_relief; | |
585 | ||
586 | /* The background for which the above relief GCs were set up. | |
587 | They are changed only when a different background is involved. */ | |
588 | unsigned long relief_background; | |
80de57df GM |
589 | |
590 | /* Xt waits for a ConfigureNotify event from the window manager in | |
591 | EmacsFrameSetCharSize when the shell widget is resized. For some | |
592 | window managers like fvwm2 2.2.5 and KDE 2.1 this event doesn't | |
593 | arrive for an unknown reason and Emacs hangs in Xt. If this is | |
594 | zero, tell Xt not to wait. */ | |
595 | int wait_for_wm; | |
a8cc2c53 | 596 | }; |
13bd51a5 | 597 | |
dca3296e | 598 | /* Return the X window used for displaying data in frame F. */ |
f39d1692 | 599 | #define FRAME_X_WINDOW(f) ((f)->output_data.x->window_desc) |
d2729198 | 600 | |
dca3296e RS |
601 | /* Return the outermost X window associated with the frame F. */ |
602 | #ifdef USE_X_TOOLKIT | |
603 | #define FRAME_OUTER_WINDOW(f) (XtWindow ((f)->output_data.x->widget)) | |
604 | #else | |
605 | #define FRAME_OUTER_WINDOW(f) (FRAME_X_WINDOW (f)) | |
606 | #endif | |
607 | ||
f39d1692 | 608 | #define FRAME_FONT(f) ((f)->output_data.x->font) |
adb572fb | 609 | #define FRAME_FONTSET(f) ((f)->output_data.x->fontset) |
5c9ee165 | 610 | #define FRAME_INTERNAL_BORDER_WIDTH(f) ((f)->output_data.x->internal_border_width) |
1c815a24 | 611 | #define FRAME_MENUBAR_HEIGHT(f) ((f)->output_data.x->menubar_height) |
5c9ee165 | 612 | #define FRAME_LINE_HEIGHT(f) ((f)->output_data.x->line_height) |
8e533ff0 | 613 | |
a8cc2c53 GM |
614 | /* Width of the default font of frame F. Must be defined by each |
615 | terminal specific header. */ | |
616 | #define FRAME_DEFAULT_FONT_WIDTH(F) FONT_WIDTH (FRAME_FONT (F)) | |
617 | ||
579dd4be | 618 | /* This gives the x_display_info structure for the display F is on. */ |
f39d1692 | 619 | #define FRAME_X_DISPLAY_INFO(f) ((f)->output_data.x->display_info) |
b242af88 RS |
620 | |
621 | /* This is the `Display *' which frame F is on. */ | |
579dd4be RS |
622 | #define FRAME_X_DISPLAY(f) (FRAME_X_DISPLAY_INFO (f)->display) |
623 | ||
624 | /* This is the `Screen *' which frame F is on. */ | |
625 | #define FRAME_X_SCREEN(f) (FRAME_X_DISPLAY_INFO (f)->screen) | |
9d536124 | 626 | #define FRAME_X_SCREEN_NUMBER(f) XScreenNumberOfScreen (FRAME_X_SCREEN (f)) |
b242af88 | 627 | |
7353f3a3 GM |
628 | /* This is the Visual which frame F is on. */ |
629 | #define FRAME_X_VISUAL(f) FRAME_X_DISPLAY_INFO (f)->visual | |
630 | ||
631 | /* This is the Colormap which frame F uses. */ | |
632 | #define FRAME_X_COLORMAP(f) FRAME_X_DISPLAY_INFO (f)->cmap | |
633 | ||
adb572fb KH |
634 | /* This is the 'font_info *' which frame F has. */ |
635 | #define FRAME_X_FONT_TABLE(f) (FRAME_X_DISPLAY_INFO (f)->font_table) | |
636 | ||
dbc4e1c1 | 637 | /* These two really ought to be called FRAME_PIXEL_{WIDTH,HEIGHT}. */ |
f39d1692 RS |
638 | #define PIXEL_WIDTH(f) ((f)->output_data.x->pixel_width) |
639 | #define PIXEL_HEIGHT(f) ((f)->output_data.x->pixel_height) | |
dbc4e1c1 | 640 | |
f39d1692 | 641 | #define FRAME_DESIRED_CURSOR(f) ((f)->output_data.x->desired_cursor) |
dbc4e1c1 | 642 | |
7afa6068 | 643 | #define FRAME_XIC(f) ((f)->output_data.x->xic) |
1c815a24 GM |
644 | #define FRAME_X_XIM(f) (FRAME_X_DISPLAY_INFO (f)->xim) |
645 | #define FRAME_X_XIM_STYLES(f) (FRAME_X_DISPLAY_INFO (f)->xim_styles) | |
646 | #define FRAME_XIC_STYLE(f) ((f)->output_data.x->xic_style) | |
647 | #define FRAME_XIC_FONTSET(f) ((f)->output_data.x->xic_xfs) | |
a8cc2c53 GM |
648 | |
649 | /* Value is the smallest width of any character in any font on frame F. */ | |
650 | ||
651 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
652 | FRAME_X_DISPLAY_INFO(F)->smallest_char_width | |
653 | ||
654 | /* Value is the smallest height of any font on frame F. */ | |
655 | ||
656 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
657 | FRAME_X_DISPLAY_INFO(F)->smallest_font_height | |
658 | ||
659 | /* Return a pointer to the image cache of frame F. */ | |
660 | ||
661 | #define FRAME_X_IMAGE_CACHE(F) FRAME_X_DISPLAY_INFO ((F))->image_cache | |
662 | ||
663 | \f | |
664 | /* Pixel width of the bitmaps drawn to indicate truncation, | |
665 | continuation etc. */ | |
666 | ||
667 | #define FRAME_FLAGS_BITMAP_WIDTH(f) 8 | |
668 | #define FRAME_FLAGS_BITMAP_HEIGHT(f) 8 | |
669 | ||
81fe0ce9 | 670 | /* Total width of a areas reserved for drawing truncation bitmaps, |
a8cc2c53 GM |
671 | continuation bitmaps and alike. The width is in canonical char |
672 | units of the frame. This must currently be the case because window | |
673 | sizes aren't pixel values. If it weren't the case, we wouldn't be | |
674 | able to split windows horizontally nicely. */ | |
675 | ||
81fe0ce9 GM |
676 | #define FRAME_X_FLAGS_AREA_COLS(F) \ |
677 | ((2 * FRAME_FLAGS_BITMAP_WIDTH ((F)) + CANON_X_UNIT ((F)) - 1) \ | |
a8cc2c53 GM |
678 | / CANON_X_UNIT ((F))) |
679 | ||
81fe0ce9 GM |
680 | /* Total width of flags areas in pixels. */ |
681 | ||
a8cc2c53 GM |
682 | #define FRAME_X_FLAGS_AREA_WIDTH(F) \ |
683 | (FRAME_X_FLAGS_AREA_COLS ((F)) * CANON_X_UNIT ((F))) | |
684 | ||
81fe0ce9 GM |
685 | /* Pixel-width of the left flags area. */ |
686 | ||
687 | #define FRAME_X_LEFT_FLAGS_AREA_WIDTH(F) \ | |
688 | (FRAME_X_FLAGS_AREA_WIDTH (F) / 2) | |
689 | ||
690 | /* Pixel-width of the right flags area. Note that we are doing | |
691 | integer arithmetic here, so don't loose a pixel if the total | |
692 | width is an odd number. */ | |
693 | ||
694 | #define FRAME_X_RIGHT_FLAGS_AREA_WIDTH(F) \ | |
695 | (FRAME_X_FLAGS_AREA_WIDTH (F) - FRAME_X_FLAGS_AREA_WIDTH (F) / 2) | |
696 | ||
697 | ||
3f930d20 | 698 | \f |
a3c87d4e | 699 | /* X-specific scroll bar stuff. */ |
c8e3cbe0 | 700 | |
a3c87d4e | 701 | /* We represent scroll bars as lisp vectors. This allows us to place |
4e027793 | 702 | references to them in windows without worrying about whether we'll |
a3c87d4e | 703 | end up with windows referring to dead scroll bars; the garbage |
4e027793 JB |
704 | collector will free it when its time comes. |
705 | ||
a3c87d4e | 706 | We use struct scroll_bar as a template for accessing fields of the |
4e027793 JB |
707 | vector. */ |
708 | ||
ae4a31d9 GM |
709 | struct scroll_bar |
710 | { | |
4e027793 | 711 | /* These fields are shared by all vectors. */ |
820b2ca2 | 712 | EMACS_INT size_from_Lisp_Vector_struct; |
4e027793 JB |
713 | struct Lisp_Vector *next_from_Lisp_Vector_struct; |
714 | ||
a3c87d4e | 715 | /* The window we're a scroll bar for. */ |
4e027793 | 716 | Lisp_Object window; |
c8e3cbe0 | 717 | |
a3c87d4e | 718 | /* The next and previous in the chain of scroll bars in this frame. */ |
4e027793 | 719 | Lisp_Object next, prev; |
c8e3cbe0 | 720 | |
a3c87d4e | 721 | /* The X window representing this scroll bar. Since this is a full |
4e027793 JB |
722 | 32-bit quantity, we store it split into two 32-bit values. */ |
723 | Lisp_Object x_window_low, x_window_high; | |
c8e3cbe0 | 724 | |
a3c87d4e | 725 | /* The position and size of the scroll bar in pixels, relative to the |
c8e3cbe0 | 726 | frame. */ |
4e027793 | 727 | Lisp_Object top, left, width, height; |
c8e3cbe0 | 728 | |
4e027793 JB |
729 | /* The starting and ending positions of the handle, relative to the |
730 | handle area (i.e. zero is the top position, not | |
a3c87d4e | 731 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle |
4e027793 | 732 | hasn't been drawn yet. |
c8e3cbe0 | 733 | |
4e027793 JB |
734 | These are not actually the locations where the beginning and end |
735 | are drawn; in order to keep handles from becoming invisible when | |
736 | editing large files, we establish a minimum height by always | |
a3c87d4e | 737 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below |
4e027793 JB |
738 | where they would be normally; the bottom and top are in a |
739 | different co-ordinate system. */ | |
740 | Lisp_Object start, end; | |
c8e3cbe0 | 741 | |
a3c87d4e | 742 | /* If the scroll bar handle is currently being dragged by the user, |
c8e3cbe0 JB |
743 | this is the number of pixels from the top of the handle to the |
744 | place where the user grabbed it. If the handle isn't currently | |
4e027793 JB |
745 | being dragged, this is Qnil. */ |
746 | Lisp_Object dragging; | |
c8e3cbe0 JB |
747 | }; |
748 | ||
a3c87d4e | 749 | /* The number of elements a vector holding a struct scroll_bar needs. */ |
35e5240a KH |
750 | #define SCROLL_BAR_VEC_SIZE \ |
751 | ((sizeof (struct scroll_bar) \ | |
752 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
4e027793 JB |
753 | / sizeof (Lisp_Object)) |
754 | ||
a3c87d4e | 755 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ |
35e5240a | 756 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) |
4e027793 JB |
757 | |
758 | ||
759 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
a3c87d4e | 760 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) |
4e027793 JB |
761 | |
762 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
a3c87d4e | 763 | #define SCROLL_BAR_UNPACK(low, high, int32) \ |
df0f379b KH |
764 | (XSETINT ((low), (int32) & 0xffff), \ |
765 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
4e027793 JB |
766 | |
767 | ||
a3c87d4e JB |
768 | /* Extract the X window id of the scroll bar from a struct scroll_bar. */ |
769 | #define SCROLL_BAR_X_WINDOW(ptr) \ | |
770 | ((Window) SCROLL_BAR_PACK ((ptr)->x_window_low, (ptr)->x_window_high)) | |
4e027793 | 771 | |
a3c87d4e JB |
772 | /* Store a window id in a struct scroll_bar. */ |
773 | #define SET_SCROLL_BAR_X_WINDOW(ptr, id) \ | |
774 | (SCROLL_BAR_UNPACK ((ptr)->x_window_low, (ptr)->x_window_high, (int) id)) | |
4e027793 | 775 | |
ae4a31d9 GM |
776 | /* Extract the X widget of the scroll bar from a struct scroll_bar. |
777 | XtWindowToWidget should be fast enough since Xt uses a hash table | |
778 | to map windows to widgets. */ | |
779 | ||
780 | #define SCROLL_BAR_X_WIDGET(dpy, ptr) \ | |
781 | XtWindowToWidget (dpy, SCROLL_BAR_X_WINDOW (ptr)) | |
a8cc2c53 GM |
782 | |
783 | /* Store a widget id in a struct scroll_bar. */ | |
ae4a31d9 GM |
784 | |
785 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
786 | do { \ | |
787 | Window window = XtWindow (w); \ | |
788 | SET_SCROLL_BAR_X_WINDOW (ptr, window); \ | |
789 | } while (0) | |
4e027793 | 790 | |
c8e3cbe0 | 791 | |
a3c87d4e | 792 | /* Return the inside width of a vertical scroll bar, given the outside |
4e027793 | 793 | width. */ |
aa5abbc0 RS |
794 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \ |
795 | ((width) \ | |
796 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
797 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
36fe2f9a | 798 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) |
c8e3cbe0 | 799 | |
4e027793 JB |
800 | /* Return the length of the rectangle within which the top of the |
801 | handle must stay. This isn't equivalent to the inside height, | |
a3c87d4e | 802 | because the scroll bar handle has a minimum height. |
4e027793 | 803 | |
a3c87d4e JB |
804 | This is the real range of motion for the scroll bar, so when we're |
805 | scaling buffer positions to scroll bar positions, we use this, not | |
806 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
aa5abbc0 RS |
807 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f, height) \ |
808 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
4e027793 | 809 | |
a3c87d4e JB |
810 | /* Return the inside height of vertical scroll bar, given the outside |
811 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
aa5abbc0 | 812 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f, height) \ |
a3c87d4e | 813 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
4e027793 JB |
814 | |
815 | ||
a3c87d4e | 816 | /* Border widths for scroll bars. |
4e027793 | 817 | |
a3c87d4e | 818 | Scroll bar windows don't have any X borders; their border width is |
4e027793 JB |
819 | set to zero, and we redraw borders ourselves. This makes the code |
820 | a bit cleaner, since we don't have to convert between outside width | |
821 | (used when relating to the rest of the screen) and inside width | |
a3c87d4e | 822 | (used when sizing and drawing the scroll bar window itself). |
4e027793 | 823 | |
eb8c3be9 | 824 | The handle moves up and down/back and forth in a rectangle inset |
a3c87d4e JB |
825 | from the edges of the scroll bar. These are widths by which we |
826 | inset the handle boundaries from the scroll bar edges. */ | |
827 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (2) | |
d68eb3a2 | 828 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (2) |
a3c87d4e JB |
829 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (2) |
830 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (2) | |
4e027793 | 831 | |
a3c87d4e JB |
832 | /* Minimum lengths for scroll bar handles, in pixels. */ |
833 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (5) | |
c8e3cbe0 | 834 | |
36fe2f9a | 835 | /* Trimming off a few pixels from each side prevents |
aa5abbc0 | 836 | text from glomming up against the scroll bar */ |
056e4a0a | 837 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) |
aa5abbc0 | 838 | |
c8e3cbe0 JB |
839 | \f |
840 | /* Manipulating pixel sizes and character sizes. | |
841 | Knowledge of which factors affect the overall size of the window should | |
842 | be hidden in these macros, if that's possible. | |
843 | ||
0cabaf31 | 844 | Return the upper/left pixel position of the character cell on frame F |
4e027793 JB |
845 | at ROW/COL. */ |
846 | #define CHAR_TO_PIXEL_ROW(f, row) \ | |
f39d1692 RS |
847 | ((f)->output_data.x->internal_border_width \ |
848 | + (row) * (f)->output_data.x->line_height) | |
4e027793 | 849 | #define CHAR_TO_PIXEL_COL(f, col) \ |
f39d1692 RS |
850 | ((f)->output_data.x->internal_border_width \ |
851 | + (col) * FONT_WIDTH ((f)->output_data.x->font)) | |
4e027793 JB |
852 | |
853 | /* Return the pixel width/height of frame F if it has | |
854 | WIDTH columns/HEIGHT rows. */ | |
c8e3cbe0 | 855 | #define CHAR_TO_PIXEL_WIDTH(f, width) \ |
4e027793 | 856 | (CHAR_TO_PIXEL_COL (f, width) \ |
f39d1692 | 857 | + (f)->output_data.x->vertical_scroll_bar_extra \ |
a8cc2c53 | 858 | + (f)->output_data.x->flags_areas_extra \ |
f39d1692 | 859 | + (f)->output_data.x->internal_border_width) |
c8e3cbe0 | 860 | #define CHAR_TO_PIXEL_HEIGHT(f, height) \ |
4e027793 | 861 | (CHAR_TO_PIXEL_ROW (f, height) \ |
f39d1692 | 862 | + (f)->output_data.x->internal_border_width) |
c8e3cbe0 | 863 | |
c8e3cbe0 | 864 | |
4e027793 JB |
865 | /* Return the row/column (zero-based) of the character cell containing |
866 | the pixel on FRAME at ROW/COL. */ | |
cecfe612 | 867 | #define PIXEL_TO_CHAR_ROW(f, row) \ |
f39d1692 RS |
868 | (((row) - (f)->output_data.x->internal_border_width) \ |
869 | / (f)->output_data.x->line_height) | |
cecfe612 | 870 | #define PIXEL_TO_CHAR_COL(f, col) \ |
f39d1692 RS |
871 | (((col) - (f)->output_data.x->internal_border_width) \ |
872 | / FONT_WIDTH ((f)->output_data.x->font)) | |
c8e3cbe0 | 873 | |
4e027793 JB |
874 | /* How many columns/rows of text can we fit in WIDTH/HEIGHT pixels on |
875 | frame F? */ | |
876 | #define PIXEL_TO_CHAR_WIDTH(f, width) \ | |
877 | (PIXEL_TO_CHAR_COL (f, ((width) \ | |
f39d1692 | 878 | - (f)->output_data.x->internal_border_width \ |
a8cc2c53 | 879 | - (f)->output_data.x->flags_areas_extra \ |
f39d1692 | 880 | - (f)->output_data.x->vertical_scroll_bar_extra))) |
4e027793 JB |
881 | #define PIXEL_TO_CHAR_HEIGHT(f, height) \ |
882 | (PIXEL_TO_CHAR_ROW (f, ((height) \ | |
f39d1692 | 883 | - (f)->output_data.x->internal_border_width))) |
a8cc2c53 | 884 | |
c352056c RS |
885 | \f |
886 | /* If a struct input_event has a kind which is selection_request_event | |
887 | or selection_clear_event, then its contents are really described | |
888 | by this structure. */ | |
889 | ||
890 | /* For an event of kind selection_request_event, | |
d601ce45 RS |
891 | this structure really describes the contents. |
892 | **Don't make this struct longer!** | |
893 | If it overlaps the frame_or_window field of struct input_event, | |
894 | that will cause GC to crash. */ | |
c352056c RS |
895 | struct selection_input_event |
896 | { | |
897 | int kind; | |
898 | Display *display; | |
beaff27b RS |
899 | /* We spell it with an "o" here because X does. */ |
900 | Window requestor; | |
c352056c RS |
901 | Atom selection, target, property; |
902 | Time time; | |
903 | }; | |
904 | ||
905 | #define SELECTION_EVENT_DISPLAY(eventp) \ | |
906 | (((struct selection_input_event *) (eventp))->display) | |
beaff27b RS |
907 | /* We spell it with an "o" here because X does. */ |
908 | #define SELECTION_EVENT_REQUESTOR(eventp) \ | |
909 | (((struct selection_input_event *) (eventp))->requestor) | |
c352056c RS |
910 | #define SELECTION_EVENT_SELECTION(eventp) \ |
911 | (((struct selection_input_event *) (eventp))->selection) | |
912 | #define SELECTION_EVENT_TARGET(eventp) \ | |
913 | (((struct selection_input_event *) (eventp))->target) | |
914 | #define SELECTION_EVENT_PROPERTY(eventp) \ | |
915 | (((struct selection_input_event *) (eventp))->property) | |
916 | #define SELECTION_EVENT_TIME(eventp) \ | |
917 | (((struct selection_input_event *) (eventp))->time) | |
bf489d26 JB |
918 | |
919 | \f | |
ec5d8db7 | 920 | struct window; |
a8cc2c53 GM |
921 | struct glyph_matrix; |
922 | struct frame; | |
ec5d8db7 | 923 | struct input_event; |
a6ce5540 GM |
924 | struct face; |
925 | struct image; | |
ec5d8db7 | 926 | |
a8cc2c53 GM |
927 | /* From xselect.c. */ |
928 | ||
929 | void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
930 | void x_handle_property_notify P_ ((XPropertyEvent *)); | |
931 | ||
932 | /* From xfns.c. */ | |
933 | ||
a8cc2c53 GM |
934 | Lisp_Object display_x_get_resource P_ ((struct x_display_info *, |
935 | Lisp_Object, Lisp_Object, | |
936 | Lisp_Object, Lisp_Object)); | |
937 | struct frame *check_x_frame P_ ((Lisp_Object)); | |
938 | EXFUN (Fx_display_color_p, 1); | |
939 | EXFUN (Fx_display_grayscale_p, 1); | |
a6ce5540 | 940 | int image_ascent P_ ((struct image *, struct face *)); |
bd637d69 | 941 | extern void x_free_gcs P_ ((struct frame *)); |
a8cc2c53 GM |
942 | |
943 | /* From xrdb.c. */ | |
944 | ||
945 | char *x_get_string_resource P_ ((XrmDatabase, char *, char *)); | |
946 | char *x_get_customization_string P_ ((XrmDatabase, char *, char *)); | |
947 | XrmDatabase x_load_resources P_ ((Display *, char *, char *, char *)); | |
948 | int x_get_resource P_ ((XrmDatabase, char *, char *, | |
949 | XrmRepresentation, XrmValue *)); | |
950 | void x_delete_display P_ ((struct x_display_info *)); | |
951 | void x_make_frame_visible P_ ((struct frame *)); | |
952 | void x_iconify_frame P_ ((struct frame *)); | |
953 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
954 | void x_set_offset P_ ((struct frame *, int, int, int)); | |
955 | void x_wm_set_icon_position P_ ((struct frame *, int, int)); | |
956 | int x_catch_errors P_ ((Display *)); | |
957 | int x_had_errors_p P_ ((Display *)); | |
958 | void x_uncatch_errors P_ ((Display *, int)); | |
959 | void x_check_errors P_ ((Display *, char *)); | |
960 | int x_text_icon P_ ((struct frame *, char *)); | |
961 | int x_bitmap_icon P_ ((struct frame *, Lisp_Object)); | |
962 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
963 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
55115f09 | 964 | int x_alloc_nearest_color P_ ((struct frame *, Colormap, XColor *)); |
a8cc2c53 GM |
965 | |
966 | extern void pixel_to_glyph_coords P_ ((struct frame *, int, int, | |
967 | int *, int *, XRectangle *, int)); | |
ec5d8db7 AS |
968 | |
969 | /* Defined in xterm.c */ | |
970 | ||
971 | extern void cancel_mouse_face P_ ((struct frame *)); | |
972 | extern void x_scroll_bar_clear P_ ((struct frame *)); | |
973 | extern void x_start_queuing_selection_requests P_ ((Display *)); | |
974 | extern void x_stop_queuing_selection_requests P_ ((Display *)); | |
ec5d8db7 AS |
975 | extern void x_update_cursor P_ ((struct frame *, int)); |
976 | extern int x_text_icon P_ ((struct frame *, char *)); | |
977 | extern int x_bitmap_icon P_ ((struct frame *, Lisp_Object)); | |
978 | extern int x_catch_errors P_ ((Display *)); | |
979 | extern void x_check_errors P_ ((Display *, char *)); | |
980 | extern int x_had_errors_p P_ ((Display *)); | |
981 | extern void x_uncatch_errors P_ ((Display *, int)); | |
982 | extern Lisp_Object x_new_font P_ ((struct frame *, char *)); | |
983 | extern Lisp_Object x_new_fontset P_ ((struct frame *, char *)); | |
984 | extern void x_set_offset P_ ((struct frame *, int, int, int)); | |
985 | extern void x_set_window_size P_ ((struct frame *, int, int, int)); | |
986 | extern void x_set_mouse_position P_ ((struct frame *, int, int)); | |
987 | extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int)); | |
988 | extern void x_raise_frame P_ ((struct frame *)); | |
989 | extern void x_lower_frame P_ ((struct frame *)); | |
990 | extern void x_make_frame_visible P_ ((struct frame *)); | |
991 | extern void x_make_frame_invisible P_ ((struct frame *)); | |
992 | extern void x_iconify_frame P_ ((struct frame *)); | |
6dec8d78 | 993 | extern void x_free_frame_resources P_ ((struct frame *)); |
ec5d8db7 AS |
994 | extern void x_destroy_window P_ ((struct frame *)); |
995 | extern void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
996 | extern void x_wm_set_window_state P_ ((struct frame *, int)); | |
997 | extern void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
998 | extern void x_wm_set_icon_position P_ ((struct frame *, int, int)); | |
999 | extern void x_delete_display P_ ((struct x_display_info *)); | |
1000 | extern void x_initialize P_ ((void)); | |
5c14c2b9 GM |
1001 | extern void x_display_cursor P_ ((struct window *, int, int, int, int, int)); |
1002 | extern void x_update_cursor P_ ((struct frame *, int)); | |
1003 | extern unsigned long x_copy_color P_ ((struct frame *, unsigned long)); | |
88453ab4 GM |
1004 | #ifdef USE_X_TOOLKIT |
1005 | extern XtAppContext Xt_app_con; | |
1006 | #endif | |
70772ed1 GM |
1007 | extern void x_query_colors P_ ((struct frame *f, XColor *, int)); |
1008 | extern void x_query_color P_ ((struct frame *f, XColor *)); | |
4629a73a | 1009 | extern void x_clear_area P_ ((Display *, Window, int, int, int, int, int)); |
ec5d8db7 AS |
1010 | |
1011 | /* Defined in xselect.c */ | |
1012 | ||
1013 | extern void x_handle_property_notify P_ ((XPropertyEvent *)); | |
1014 | extern void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
1015 | extern void x_handle_selection_request P_ ((struct input_event *)); | |
1016 | extern void x_handle_selection_clear P_ ((struct input_event *)); | |
1017 | extern void x_clear_frame_selections P_ ((struct frame *)); | |
1018 | ||
1019 | /* Defined in xfns.c */ | |
1020 | ||
1021 | extern int have_menus_p P_ ((void)); | |
1022 | extern int x_bitmap_height P_ ((struct frame *, int)); | |
1023 | extern int x_bitmap_width P_ ((struct frame *, int)); | |
1024 | extern int x_bitmap_pixmap P_ ((struct frame *, int)); | |
1025 | extern void x_reference_bitmap P_ ((struct frame *, int)); | |
1026 | extern int x_create_bitmap_from_data P_ ((struct frame *, char *, | |
1027 | unsigned int, unsigned int)); | |
1028 | extern int x_create_bitmap_from_file P_ ((struct frame *, Lisp_Object)); | |
1029 | extern void x_destroy_bitmap P_ ((struct frame *, int)); | |
1030 | extern void x_set_frame_parameters P_ ((struct frame *, Lisp_Object)); | |
1031 | extern void x_real_positions P_ ((struct frame *, int *, int *)); | |
1032 | extern void x_report_frame_params P_ ((struct frame *, Lisp_Object *)); | |
1033 | extern int defined_color P_ ((struct frame *, char *, XColor *, int)); | |
1034 | extern void x_set_border_pixel P_ ((struct frame *, int)); | |
1035 | extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
0b8c21c2 KH |
1036 | extern unsigned char * x_encode_text P_ ((Lisp_Object, Lisp_Object, |
1037 | int *, int *)); | |
ec5d8db7 | 1038 | extern void x_implicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
1c815a24 GM |
1039 | extern void create_frame_xic P_ ((struct frame *)); |
1040 | extern void destroy_frame_xic P_ ((struct frame *)); | |
1041 | extern void xic_set_preeditarea P_ ((struct window *, int, int)); | |
1042 | extern void xic_set_statusarea P_ ((struct frame *)); | |
1043 | extern void xic_set_xfontset P_ ((struct frame *, char *)); | |
ec5d8db7 AS |
1044 | extern int x_pixel_width P_ ((struct frame *)); |
1045 | extern int x_pixel_height P_ ((struct frame *)); | |
1046 | extern int x_char_width P_ ((struct frame *)); | |
1047 | extern int x_char_height P_ ((struct frame *)); | |
1048 | extern int x_screen_planes P_ ((struct frame *)); | |
1049 | extern void x_sync P_ ((struct frame *)); | |
5c14c2b9 | 1050 | extern enum text_cursor_kinds x_specified_cursor_type P_ ((Lisp_Object, int *)); |
0385e83d DL |
1051 | extern int x_defined_color P_ ((struct frame *, char *, XColor *, int)); |
1052 | #ifdef HAVE_X_I18N | |
1053 | extern void free_frame_xic P_ ((struct frame *)); | |
1054 | #endif | |
1055 | extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
ec5d8db7 AS |
1056 | |
1057 | /* Defined in xfaces.c */ | |
a8cc2c53 | 1058 | |
ec5d8db7 | 1059 | extern int frame_update_line_height P_ ((struct frame *)); |
ec5d8db7 AS |
1060 | extern int compute_glyph_face P_ ((struct frame *, int, int)); |
1061 | extern int compute_glyph_face_1 P_ ((struct frame *, Lisp_Object, int)); | |
4c175203 GM |
1062 | extern void x_free_dpy_colors P_ ((Display *, Screen *, Colormap, |
1063 | unsigned long *, int)); | |
ec5d8db7 AS |
1064 | |
1065 | /* Defined in xmenu.c */ | |
a8cc2c53 | 1066 | |
ec5d8db7 AS |
1067 | extern void x_activate_menubar P_ ((struct frame *)); |
1068 | extern int popup_activated P_ ((void)); | |
1069 | extern void initialize_frame_menubar P_ ((struct frame *)); | |
1070 | ||
1071 | /* Defined in widget.c */ | |
a8cc2c53 | 1072 | |
09ba2aa0 | 1073 | #ifdef USE_X_TOOLKIT |
ec5d8db7 | 1074 | extern void widget_store_internal_border P_ ((Widget)); |
09ba2aa0 | 1075 | #endif |