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3f930d20 | 1 | /* Definitions and headers for communication with X protocol. |
a0ecb2ac | 2 | Copyright (C) 1989, 1993, 1994, 1998, 1999, 2000,01,02,03,04 |
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> | |
dbb37962 KS |
24 | |
25 | /* Include Xutil.h after keysym.h to work around a bug that prevents | |
26 | correct recognition of AltGr key in some X versions. */ | |
27 | ||
3f930d20 | 28 | #include <X11/keysym.h> |
7ba426fb | 29 | #include <X11/Xutil.h> |
dbb37962 | 30 | |
3f930d20 JB |
31 | #include <X11/Xatom.h> |
32 | #include <X11/Xresource.h> | |
3f930d20 | 33 | |
0be31d57 RS |
34 | #ifdef USE_X_TOOLKIT |
35 | #include <X11/StringDefs.h> | |
36 | #include <X11/IntrinsicP.h> /* CoreP.h needs this */ | |
37 | #include <X11/CoreP.h> /* foul, but we need this to use our own | |
177c0ea7 | 38 | window inside a widget instead of one |
0be31d57 RS |
39 | that Xt creates... */ |
40 | #include <X11/StringDefs.h> | |
488dd4c4 JD |
41 | |
42 | typedef Widget xt_or_gtk_widget; | |
43 | #endif | |
44 | ||
45 | #ifdef USE_GTK | |
46 | #include <gtk/gtk.h> | |
47 | #include <gdk/gdkx.h> | |
48 | ||
49 | /* Some definitions to reduce conditionals. */ | |
50 | typedef GtkWidget *xt_or_gtk_widget; | |
51 | #define XtParent(x) (gtk_widget_get_parent (x)) | |
58e91b77 | 52 | #undef XSync |
3aca2078 JD |
53 | #define XSync(d, b) do { gdk_window_process_all_updates (); \ |
54 | XSync (d, b); } while (0) | |
55 | ||
488dd4c4 | 56 | |
58e91b77 | 57 | #endif /* USE_GTK */ |
0be31d57 | 58 | |
579dd4be RS |
59 | \f |
60 | /* Bookkeeping to distinguish X versions. */ | |
ef15f270 | 61 | |
d2729198 JB |
62 | /* HAVE_X11R4 is defined if we have the features of X11R4. It should |
63 | be defined when we're using X11R5, since X11R5 has the features of | |
64 | X11R4. If, in the future, we find we need more of these flags | |
65 | (HAVE_X11R5, for example), code should always be written to test | |
66 | the most recent flag first: | |
67 | ||
68 | #ifdef HAVE_X11R5 | |
69 | ... | |
70 | #elif HAVE_X11R4 | |
71 | ... | |
72 | #elif HAVE_X11 | |
73 | ... | |
74 | #endif | |
75 | ||
76 | If you ever find yourself writing a "#ifdef HAVE_FOO" clause that | |
77 | looks a lot like another one, consider moving the text into a macro | |
78 | whose definition is configuration-dependent, but whose usage is | |
79 | universal - like the stuff in systime.h. | |
80 | ||
81 | It turns out that we can auto-detect whether we're being compiled | |
ef15f270 JB |
82 | with X11R3 or X11R4 by looking for the flag macros for R4 structure |
83 | members that R3 doesn't have. */ | |
84 | #ifdef PBaseSize | |
3fe53836 RS |
85 | /* AIX 3.1's X is somewhere between X11R3 and X11R4. It has |
86 | PBaseSize, but not XWithdrawWindow, XSetWMName, XSetWMNormalHints, | |
177c0ea7 | 87 | XSetWMIconName. |
48508a3a FP |
88 | AIX 3.2 is at least X11R4. */ |
89 | #if (!defined AIX) || (defined AIX3_2) | |
ef15f270 JB |
90 | #define HAVE_X11R4 |
91 | #endif | |
3fe53836 | 92 | #endif |
ef15f270 | 93 | |
b1b57843 | 94 | #ifdef HAVE_X11R5 |
673fea7a RS |
95 | /* In case someone has X11R5 on AIX 3.1, |
96 | make sure HAVE_X11R4 is defined as well as HAVE_X11R5. */ | |
97 | #define HAVE_X11R4 | |
6bde6341 | 98 | #endif |
cfc57cea | 99 | |
9c763cca | 100 | #ifdef HAVE_X_I18N |
cfc57cea RS |
101 | #include <X11/Xlocale.h> |
102 | #endif | |
579dd4be RS |
103 | \f |
104 | #define BLACK_PIX_DEFAULT(f) BlackPixel (FRAME_X_DISPLAY (f), \ | |
105 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
106 | #define WHITE_PIX_DEFAULT(f) WhitePixel (FRAME_X_DISPLAY (f), \ | |
107 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
3f930d20 JB |
108 | |
109 | #define FONT_WIDTH(f) ((f)->max_bounds.width) | |
110 | #define FONT_HEIGHT(f) ((f)->ascent + (f)->descent) | |
111 | #define FONT_BASE(f) ((f)->ascent) | |
fde8984c | 112 | #define FONT_DESCENT(f) ((f)->descent) |
3f930d20 | 113 | |
3f930d20 | 114 | /* The mask of events that text windows always want to receive. This |
d2f764d0 RS |
115 | includes mouse movement events, since handling the mouse-font text property |
116 | means that we must track mouse motion all the time. */ | |
3f930d20 JB |
117 | |
118 | #define STANDARD_EVENT_SET \ | |
119 | (KeyPressMask \ | |
120 | | ExposureMask \ | |
121 | | ButtonPressMask \ | |
8828b393 JB |
122 | | ButtonReleaseMask \ |
123 | | PointerMotionMask \ | |
3f930d20 JB |
124 | | StructureNotifyMask \ |
125 | | FocusChangeMask \ | |
126 | | LeaveWindowMask \ | |
127 | | EnterWindowMask \ | |
128 | | VisibilityChangeMask) | |
129 | ||
e964ed22 RS |
130 | /* Structure recording X pixmap and reference count. |
131 | If REFCOUNT is 0 then this record is free to be reused. */ | |
132 | ||
133 | struct x_bitmap_record | |
134 | { | |
135 | Pixmap pixmap; | |
1552d1ea | 136 | int have_mask; |
adbb56cb | 137 | Pixmap mask; |
e964ed22 RS |
138 | char *file; |
139 | int refcount; | |
140 | /* Record some info about this pixmap. */ | |
141 | int height, width, depth; | |
142 | }; | |
b242af88 RS |
143 | \f |
144 | /* For each X display, we have a structure that records | |
145 | information about it. */ | |
3f930d20 | 146 | |
579dd4be | 147 | struct x_display_info |
b242af88 | 148 | { |
e964ed22 | 149 | /* Chain of all x_display_info structures. */ |
579dd4be | 150 | struct x_display_info *next; |
177c0ea7 | 151 | |
579dd4be RS |
152 | /* Connection number (normally a file descriptor number). */ |
153 | int connection; | |
177c0ea7 | 154 | |
b242af88 | 155 | /* This says how to access this display in Xlib. */ |
579dd4be | 156 | Display *display; |
177c0ea7 | 157 | |
e964ed22 RS |
158 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
159 | The same cons cell also appears in x_display_name_list. */ | |
160 | Lisp_Object name_list_element; | |
177c0ea7 | 161 | |
b242af88 RS |
162 | /* Number of frames that are on this display. */ |
163 | int reference_count; | |
177c0ea7 | 164 | |
579dd4be RS |
165 | /* The Screen this connection is connected to. */ |
166 | Screen *screen; | |
a8cc2c53 GM |
167 | |
168 | /* Dots per inch of the screen. */ | |
169 | double resx, resy; | |
177c0ea7 | 170 | |
579dd4be RS |
171 | /* The Visual being used for this display. */ |
172 | Visual *visual; | |
7353f3a3 | 173 | |
baf10d8f | 174 | /* The colormap being used. */ |
7353f3a3 | 175 | Colormap cmap; |
177c0ea7 | 176 | |
2f4a048d | 177 | /* Number of planes on this screen. */ |
579dd4be | 178 | int n_planes; |
177c0ea7 | 179 | |
579dd4be RS |
180 | /* Dimensions of this screen. */ |
181 | int height, width; | |
177c0ea7 | 182 | |
579dd4be RS |
183 | /* Mask of things that cause the mouse to be grabbed. */ |
184 | int grabbed; | |
177c0ea7 | 185 | |
579dd4be RS |
186 | /* Emacs bitmap-id of the default icon bitmap for this frame. |
187 | Or -1 if none has been allocated yet. */ | |
188 | int icon_bitmap_id; | |
177c0ea7 | 189 | |
579dd4be RS |
190 | /* The root window of this screen. */ |
191 | Window root_window; | |
177c0ea7 | 192 | |
231d6cfb JD |
193 | /* Client leader window. */ |
194 | Window client_leader_window; | |
195 | ||
e964ed22 RS |
196 | /* The cursor to use for vertical scroll bars. */ |
197 | Cursor vertical_scroll_bar_cursor; | |
177c0ea7 | 198 | |
810f2256 JD |
199 | #ifdef USE_GTK |
200 | /* The GDK cursor for scroll bars and popup menus. */ | |
201 | GdkCursor *xg_cursor; | |
202 | #endif | |
203 | ||
579dd4be RS |
204 | /* X Resource data base */ |
205 | XrmDatabase xrdb; | |
206 | ||
e964ed22 RS |
207 | /* A table of all the fonts we have already loaded. */ |
208 | struct font_info *font_table; | |
209 | ||
210 | /* The current capacity of x_font_table. */ | |
211 | int font_table_size; | |
212 | ||
a8cc2c53 GM |
213 | /* Minimum width over all characters in all fonts in font_table. */ |
214 | int smallest_char_width; | |
215 | ||
216 | /* Minimum font height over all fonts in font_table. */ | |
217 | int smallest_font_height; | |
218 | ||
e964ed22 RS |
219 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ |
220 | GC scratch_cursor_gc; | |
221 | ||
a8cc2c53 GM |
222 | /* These variables describe the range of text currently shown in its |
223 | mouse-face, together with the window they apply to. As long as | |
224 | the mouse stays within this range, we need not redraw anything on | |
225 | its account. Rows and columns are glyph matrix positions in | |
226 | MOUSE_FACE_WINDOW. */ | |
e964ed22 | 227 | int mouse_face_beg_row, mouse_face_beg_col; |
a8cc2c53 | 228 | int mouse_face_beg_x, mouse_face_beg_y; |
e964ed22 | 229 | int mouse_face_end_row, mouse_face_end_col; |
a8cc2c53 | 230 | int mouse_face_end_x, mouse_face_end_y; |
e964ed22 RS |
231 | int mouse_face_past_end; |
232 | Lisp_Object mouse_face_window; | |
233 | int mouse_face_face_id; | |
59affd2f | 234 | Lisp_Object mouse_face_overlay; |
e964ed22 RS |
235 | |
236 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
237 | gc was in progress. */ | |
238 | int mouse_face_deferred_gc; | |
239 | ||
240 | /* FRAME and X, Y position of mouse when last checked for | |
241 | highlighting. X and Y can be negative or out of range for the frame. */ | |
242 | struct frame *mouse_face_mouse_frame; | |
243 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
244 | ||
245 | /* Nonzero means defer mouse-motion highlighting. */ | |
246 | int mouse_face_defer; | |
247 | ||
64421b63 KS |
248 | /* Nonzero means that the mouse highlight should not be shown. */ |
249 | int mouse_face_hidden; | |
250 | ||
a8cc2c53 GM |
251 | int mouse_face_image_state; |
252 | ||
e964ed22 RS |
253 | char *x_id_name; |
254 | ||
255 | /* The number of fonts actually stored in x_font_table. | |
a8cc2c53 GM |
256 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
257 | n_fonts <= font_table_size and font_table[i].name != 0. */ | |
e964ed22 RS |
258 | int n_fonts; |
259 | ||
260 | /* Pointer to bitmap records. */ | |
261 | struct x_bitmap_record *bitmaps; | |
262 | ||
263 | /* Allocated size of bitmaps field. */ | |
264 | int bitmaps_size; | |
265 | ||
266 | /* Last used bitmap index. */ | |
267 | int bitmaps_last; | |
268 | ||
579dd4be RS |
269 | /* Which modifier keys are on which modifier bits? |
270 | ||
271 | With each keystroke, X returns eight bits indicating which modifier | |
272 | keys were held down when the key was pressed. The interpretation | |
273 | of the top five modifier bits depends on what keys are attached | |
274 | to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5 | |
275 | is the meta bit. | |
276 | ||
277 | meta_mod_mask is a mask containing the bits used for the meta key. | |
278 | It may have more than one bit set, if more than one modifier bit | |
279 | has meta keys on it. Basically, if EVENT is a KeyPress event, | |
280 | the meta key is pressed if (EVENT.state & meta_mod_mask) != 0. | |
281 | ||
282 | shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the | |
283 | lock modifier bit, or zero otherwise. Non-alphabetic keys should | |
284 | only be affected by the lock modifier bit if XK_Shift_Lock is in | |
285 | use; XK_Caps_Lock should only affect alphabetic keys. With this | |
286 | arrangement, the lock modifier should shift the character if | |
287 | (EVENT.state & shift_lock_mask) != 0. */ | |
288 | int meta_mod_mask, shift_lock_mask; | |
289 | ||
290 | /* These are like meta_mod_mask, but for different modifiers. */ | |
291 | int alt_mod_mask, super_mod_mask, hyper_mod_mask; | |
292 | ||
293 | /* Communication with window managers. */ | |
294 | Atom Xatom_wm_protocols; | |
177c0ea7 | 295 | |
579dd4be RS |
296 | /* Kinds of protocol things we may receive. */ |
297 | Atom Xatom_wm_take_focus; | |
298 | Atom Xatom_wm_save_yourself; | |
299 | Atom Xatom_wm_delete_window; | |
177c0ea7 | 300 | |
579dd4be RS |
301 | /* Atom for indicating window state to the window manager. */ |
302 | Atom Xatom_wm_change_state; | |
177c0ea7 | 303 | |
579dd4be RS |
304 | /* Other WM communication */ |
305 | Atom Xatom_wm_configure_denied; /* When our config request is denied */ | |
306 | Atom Xatom_wm_window_moved; /* When the WM moves us. */ | |
231d6cfb | 307 | Atom Xatom_wm_client_leader; /* Id of client leader window. */ |
177c0ea7 | 308 | |
579dd4be RS |
309 | /* EditRes protocol */ |
310 | Atom Xatom_editres; | |
311 | ||
312 | /* More atoms, which are selection types. */ | |
313 | Atom Xatom_CLIPBOARD, Xatom_TIMESTAMP, Xatom_TEXT, Xatom_DELETE, | |
18538ab3 | 314 | Xatom_COMPOUND_TEXT, Xatom_UTF8_STRING, |
579dd4be RS |
315 | Xatom_MULTIPLE, Xatom_INCR, Xatom_EMACS_TMP, Xatom_TARGETS, Xatom_NULL, |
316 | Xatom_ATOM_PAIR; | |
adb572fb | 317 | |
7b341ec2 | 318 | /* More atoms for font properties. The last three are private |
adb572fb KH |
319 | properties, see the comments in src/fontset.h. */ |
320 | Atom Xatom_PIXEL_SIZE, | |
7b341ec2 KH |
321 | Xatom_MULE_BASELINE_OFFSET, Xatom_MULE_RELATIVE_COMPOSE, |
322 | Xatom_MULE_DEFAULT_ASCENT; | |
adb572fb | 323 | |
a8cc2c53 GM |
324 | /* More atoms for Ghostscript support. */ |
325 | Atom Xatom_DONE, Xatom_PAGE; | |
326 | ||
327 | /* Atom used in toolkit scroll bar client messages. */ | |
328 | Atom Xatom_Scrollbar; | |
329 | ||
6909e850 | 330 | #ifdef MULTI_KBOARD |
e47a168b | 331 | struct kboard *kboard; |
6909e850 | 332 | #endif |
256d5bf6 | 333 | int cut_buffers_initialized; /* Whether we're sure they all exist */ |
2820e308 KH |
334 | |
335 | /* The frame (if any) which has the X window that has keyboard focus. | |
336 | Zero if none. This is examined by Ffocus_frame in xfns.c. Note | |
337 | that a mere EnterNotify event can set this; if you need to know the | |
338 | last frame specified in a FocusIn or FocusOut event, use | |
339 | x_focus_event_frame. */ | |
340 | struct frame *x_focus_frame; | |
341 | ||
342 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
343 | separate from x_focus_frame, because whether or not LeaveNotify | |
344 | events cause us to lose focus depends on whether or not we have | |
345 | received a FocusIn event for it. */ | |
346 | struct frame *x_focus_event_frame; | |
347 | ||
348 | /* The frame which currently has the visual highlight, and should get | |
349 | keyboard input (other sorts of input have the frame encoded in the | |
350 | event). It points to the X focus frame's selected window's | |
351 | frame. It differs from x_focus_frame when we're using a global | |
352 | minibuffer. */ | |
353 | struct frame *x_highlight_frame; | |
adb572fb KH |
354 | |
355 | /* The null pixel used for filling a character background with | |
356 | background color of a gc. */ | |
357 | Pixmap null_pixel; | |
a8cc2c53 GM |
358 | |
359 | /* The gray pixmap. */ | |
360 | Pixmap gray; | |
361 | ||
362 | /* Cache of images. */ | |
363 | struct image_cache *image_cache; | |
1c815a24 GM |
364 | |
365 | #ifdef HAVE_X_I18N | |
366 | /* XIM (X Input method). */ | |
367 | XIM xim; | |
368 | XIMStyles *xim_styles; | |
369 | #endif | |
70772ed1 GM |
370 | |
371 | /* If non-null, a cache of the colors in the color map. Don't | |
372 | use this directly, call x_color_cells instead. */ | |
373 | XColor *color_cells; | |
374 | int ncolor_cells; | |
9d35adc7 | 375 | |
c1f0671a | 376 | /* Bits and shifts to use to compose pixel values on TrueColor visuals. */ |
9d35adc7 JD |
377 | int red_bits, blue_bits, green_bits; |
378 | int red_offset, blue_offset, green_offset; | |
c1f0671a JD |
379 | |
380 | /* The type of window manager we have. If we move FRAME_OUTER_WINDOW | |
381 | to x/y 0/0, some window managers (type A) puts the window manager | |
382 | decorations outside the screen and FRAME_OUTER_WINDOW exactly at 0/0. | |
383 | Other window managers (type B) puts the window including decorations | |
384 | at 0/0, so FRAME_OUTER_WINDOW is a bit below 0/0. | |
385 | Record the type of WM in use so we can compensate for type A WMs. */ | |
386 | enum | |
387 | { | |
388 | X_WMTYPE_UNKNOWN, | |
389 | X_WMTYPE_A, | |
390 | X_WMTYPE_B | |
391 | } wm_type; | |
b242af88 | 392 | }; |
579dd4be | 393 | |
7ad6faa7 DL |
394 | #ifdef HAVE_X_I18N |
395 | /* Whether or not to use XIM if we have it. */ | |
396 | extern int use_xim; | |
397 | #endif | |
398 | ||
952291d9 GM |
399 | /* This checks to make sure we have a display. */ |
400 | extern void check_x P_ ((void)); | |
401 | ||
402 | extern struct frame *x_window_to_frame P_ ((struct x_display_info *, int)); | |
403 | ||
488dd4c4 | 404 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
952291d9 GM |
405 | extern struct frame *x_any_window_to_frame P_ ((struct x_display_info *, int)); |
406 | extern struct frame *x_non_menubar_window_to_frame P_ ((struct x_display_info *, int)); | |
407 | extern struct frame *x_top_window_to_frame P_ ((struct x_display_info *, int)); | |
408 | #endif | |
409 | ||
579dd4be RS |
410 | /* This is a chain of structures for all the X displays currently in use. */ |
411 | extern struct x_display_info *x_display_list; | |
412 | ||
e964ed22 RS |
413 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), |
414 | one for each element of x_display_list and in the same order. | |
415 | NAME is the name of the frame. | |
416 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
417 | extern Lisp_Object x_display_name_list; | |
418 | ||
adb572fb KH |
419 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
420 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
421 | ||
ee8ddc1c | 422 | /* A flag to control how to display unibyte 8-bit character. */ |
e3c55541 | 423 | extern int unibyte_display_via_language_environment; |
ee8ddc1c | 424 | |
952291d9 GM |
425 | extern struct x_display_info *x_display_info_for_display P_ ((Display *)); |
426 | extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object)); | |
579dd4be | 427 | |
952291d9 | 428 | extern struct x_display_info *x_term_init P_ ((Lisp_Object, char *, char *)); |
adb572fb | 429 | |
a8cc2c53 | 430 | extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
3997f048 | 431 | extern void select_visual P_ ((struct x_display_info *)); |
952291d9 GM |
432 | extern struct font_info *x_get_font_info P_ ((struct frame *f, int)); |
433 | extern struct font_info *x_load_font P_ ((struct frame *, char *, int)); | |
434 | extern struct font_info *x_query_font P_ ((struct frame *, char *)); | |
435 | extern void x_find_ccl_program P_ ((struct font_info *)); | |
b242af88 | 436 | \f |
f39d1692 RS |
437 | /* Each X frame object points to its own struct x_output object |
438 | in the output_data.x field. The x_output structure contains | |
3f930d20 JB |
439 | the information that is specific to X windows. */ |
440 | ||
f39d1692 | 441 | struct x_output |
3f930d20 | 442 | { |
ab6c5d93 KH |
443 | /* Height of menu bar widget, in pixels. |
444 | Zero if not using the X toolkit. | |
445 | When using the toolkit, this value is not meaningful | |
446 | if the menubar is turned off. */ | |
447 | int menubar_height; | |
448 | ||
488dd4c4 JD |
449 | /* Height of tool bar widget, in pixels. |
450 | Zero if not using an external tool bar. */ | |
451 | int toolbar_height; | |
452 | ||
f3942238 | 453 | /* The tiled border used when the mouse is out of the frame. */ |
3f930d20 JB |
454 | Pixmap border_tile; |
455 | ||
f3942238 | 456 | /* Here are the Graphics Contexts for the default font. */ |
3f930d20 JB |
457 | GC normal_gc; /* Normal video */ |
458 | GC reverse_gc; /* Reverse video */ | |
459 | GC cursor_gc; /* cursor drawing */ | |
3f930d20 | 460 | |
f676886a JB |
461 | /* The X window used for this frame. |
462 | May be zero while the frame object is being created | |
3f930d20 JB |
463 | and the X window has not yet been created. */ |
464 | Window window_desc; | |
465 | ||
466 | /* The X window used for the bitmap icon; | |
467 | or 0 if we don't have a bitmap icon. */ | |
468 | Window icon_desc; | |
469 | ||
470 | /* The X window that is the parent of this X window. | |
dcc98b56 RS |
471 | Usually this is a window that was made by the window manager, |
472 | but it can be the root window, and it can be explicitly specified | |
473 | (see the explicit_parent field, below). */ | |
3f930d20 JB |
474 | Window parent_desc; |
475 | ||
0be31d57 RS |
476 | #ifdef USE_X_TOOLKIT |
477 | /* The widget of this screen. This is the window of a "shell" widget. */ | |
478 | Widget widget; | |
479 | /* The XmPanedWindows... */ | |
480 | Widget column_widget; | |
481 | /* The widget of the edit portion of this screen; the window in | |
482 | "window_desc" is inside of this. */ | |
483 | Widget edit_widget; | |
484 | ||
485 | Widget menubar_widget; | |
486 | #endif | |
487 | ||
488dd4c4 JD |
488 | #ifdef USE_GTK |
489 | /* The widget of this screen. This is the window of a top widget. */ | |
490 | GtkWidget *widget; | |
491 | /* The widget of the edit portion of this screen; the window in | |
492 | "window_desc" is inside of this. */ | |
493 | GtkWidget *edit_widget; | |
494 | /* The widget used for laying out widgets vertically. */ | |
495 | GtkWidget *vbox_widget; | |
496 | /* The menubar in this frame. */ | |
497 | GtkWidget *menubar_widget; | |
498 | /* The tool bar in this frame */ | |
499 | GtkWidget *toolbar_widget; | |
500 | /* The handle box that makes the tool bar detachable. */ | |
501 | GtkWidget *handlebox_widget; | |
177c0ea7 | 502 | |
488dd4c4 JD |
503 | /* The last size hints set. */ |
504 | GdkGeometry size_hints; | |
505 | long hint_flags; | |
506 | #endif | |
507 | ||
78c3981d RS |
508 | /* If >=0, a bitmap index. The indicated bitmap is used for the |
509 | icon. */ | |
510 | int icon_bitmap; | |
3f930d20 | 511 | |
adb572fb | 512 | /* Default ASCII font of this frame. */ |
579dd4be | 513 | XFontStruct *font; |
3f930d20 | 514 | |
b6c3d034 KH |
515 | /* The baseline offset of the default ASCII font. */ |
516 | int baseline_offset; | |
adb572fb KH |
517 | |
518 | /* If a fontset is specified for this frame instead of font, this | |
519 | value contains an ID of the fontset, else -1. */ | |
520 | int fontset; | |
521 | ||
3f930d20 JB |
522 | /* Pixel values used for various purposes. |
523 | border_pixel may be -1 meaning use a gray tile. */ | |
579dd4be RS |
524 | unsigned long background_pixel; |
525 | unsigned long foreground_pixel; | |
526 | unsigned long cursor_pixel; | |
527 | unsigned long border_pixel; | |
528 | unsigned long mouse_pixel; | |
529 | unsigned long cursor_foreground_pixel; | |
3f930d20 | 530 | |
a8cc2c53 GM |
531 | /* Foreground color for scroll bars. A value of -1 means use the |
532 | default (black for non-toolkit scroll bars). */ | |
533 | unsigned long scroll_bar_foreground_pixel; | |
177c0ea7 | 534 | |
a8cc2c53 GM |
535 | /* Background color for scroll bars. A value of -1 means use the |
536 | default (background color of the frame for non-toolkit scroll | |
537 | bars). */ | |
538 | unsigned long scroll_bar_background_pixel; | |
539 | ||
f9fdaa6a MB |
540 | /* Top and bottom shadow colors for 3d toolkit scrollbars. -1 means |
541 | let the scroll compute them itself. */ | |
542 | unsigned long scroll_bar_top_shadow_pixel; | |
543 | unsigned long scroll_bar_bottom_shadow_pixel; | |
544 | ||
3f930d20 | 545 | /* Descriptor for the cursor in use for this window. */ |
3f930d20 JB |
546 | Cursor text_cursor; |
547 | Cursor nontext_cursor; | |
548 | Cursor modeline_cursor; | |
b11ce3ee | 549 | Cursor hand_cursor; |
5fa36066 | 550 | Cursor hourglass_cursor; |
5c2242ce | 551 | Cursor horizontal_drag_cursor; |
a8cc2c53 | 552 | |
5fa36066 GM |
553 | /* Window whose cursor is hourglass_cursor. This window is temporarily |
554 | mapped to display an hourglass cursor. */ | |
555 | Window hourglass_window; | |
177c0ea7 | 556 | |
5fa36066 GM |
557 | /* Non-zero means hourglass cursor is currently displayed. */ |
558 | unsigned hourglass_p : 1; | |
3f930d20 | 559 | |
f3942238 | 560 | /* Flag to set when the X window needs to be completely repainted. */ |
3f930d20 JB |
561 | int needs_exposure; |
562 | ||
ef15f270 JB |
563 | /* These are the current window manager hints. It seems that |
564 | XSetWMHints, when presented with an unset bit in the `flags' | |
565 | member of the hints structure, does not leave the corresponding | |
566 | attribute unchanged; rather, it resets that attribute to its | |
567 | default value. For example, unless you set the `icon_pixmap' | |
568 | field and the `IconPixmapHint' bit, XSetWMHints will forget what | |
569 | your icon pixmap was. This is rather troublesome, since some of | |
570 | the members (for example, `input' and `icon_pixmap') want to stay | |
571 | the same throughout the execution of Emacs. So, we keep this | |
572 | structure around, just leaving values in it and adding new bits | |
573 | to the mask as we go. */ | |
574 | XWMHints wm_hints; | |
c8e3cbe0 | 575 | |
b242af88 | 576 | /* This is the Emacs structure for the X display this frame is on. */ |
579dd4be | 577 | struct x_display_info *display_info; |
dcc98b56 | 578 | |
51057b1f | 579 | /* This is a button event that wants to activate the menubar. |
ff0113e7 KH |
580 | We save it here until the command loop gets to think about it. */ |
581 | XEvent *saved_menu_event; | |
51057b1f RS |
582 | |
583 | /* This is the widget id used for this frame's menubar in lwlib. */ | |
584 | #ifdef USE_X_TOOLKIT | |
585 | int id; | |
586 | #endif | |
587 | ||
dcc98b56 RS |
588 | /* Nonzero means our parent is another application's window |
589 | and was explicitly specified. */ | |
590 | char explicit_parent; | |
cbef58c0 KH |
591 | |
592 | /* Nonzero means tried already to make this frame visible. */ | |
593 | char asked_for_visible; | |
7b8d4a3f | 594 | |
4fe2b2b6 RS |
595 | /* Nonzero if this frame was ever previously visible. */ |
596 | char has_been_visible; | |
597 | ||
7b8d4a3f RS |
598 | #ifdef HAVE_X_I18N |
599 | /* Input context (currently, this means Compose key handler setup). */ | |
600 | XIC xic; | |
1c815a24 GM |
601 | XIMStyle xic_style; |
602 | XFontSet xic_xfs; | |
7b8d4a3f | 603 | #endif |
28f72798 | 604 | |
a8cc2c53 GM |
605 | /* Relief GCs, colors etc. */ |
606 | struct relief | |
607 | { | |
608 | GC gc; | |
609 | unsigned long pixel; | |
610 | int allocated_p; | |
611 | } | |
612 | black_relief, white_relief; | |
613 | ||
614 | /* The background for which the above relief GCs were set up. | |
615 | They are changed only when a different background is involved. */ | |
616 | unsigned long relief_background; | |
80de57df GM |
617 | |
618 | /* Xt waits for a ConfigureNotify event from the window manager in | |
619 | EmacsFrameSetCharSize when the shell widget is resized. For some | |
620 | window managers like fvwm2 2.2.5 and KDE 2.1 this event doesn't | |
621 | arrive for an unknown reason and Emacs hangs in Xt. If this is | |
622 | zero, tell Xt not to wait. */ | |
623 | int wait_for_wm; | |
d517010a | 624 | |
d517010a EZ |
625 | /* As x_pixels_diff, but to FRAME_OUTER_WINDOW. For some reason the |
626 | two might differ by a pixel, depending on WM */ | |
627 | int x_pixels_outer_diff; | |
177c0ea7 | 628 | |
d517010a EZ |
629 | /* As y_pixels_diff, but to FRAME_OUTER_WINDOW. In the toolkit version, |
630 | these may differ because this does not take into account possible | |
631 | menubar. y_pixels_diff is with menubar height included */ | |
632 | int y_pixels_outer_diff; | |
e5cd5390 JD |
633 | |
634 | /* Keep track of focus. May be EXPLICIT if we received a FocusIn for this | |
635 | frame, or IMPLICIT if we received an EnterNotify. | |
636 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
637 | int focus_state; | |
c1f0671a JD |
638 | |
639 | /* The latest move we made to FRAME_OUTER_WINDOW. Saved so we can | |
068ae0fd | 640 | compensate for type A WMs (see wm_type in dpyinfo above). */ |
c1f0671a JD |
641 | int expected_top; |
642 | int expected_left; | |
643 | ||
068ae0fd JD |
644 | /* The offset we need to add to compensate for type A WMs. */ |
645 | int move_offset_top; | |
646 | int move_offset_left; | |
647 | ||
c1f0671a JD |
648 | /* Nonzero if we have made a move and needs to check if the WM placed us |
649 | at the right position. */ | |
650 | int check_expected_move; | |
d517010a EZ |
651 | }; |
652 | ||
b11ce3ee KS |
653 | #define No_Cursor (None) |
654 | ||
e5cd5390 JD |
655 | enum |
656 | { | |
657 | /* Values for focus_state, used as bit mask. | |
bf338245 | 658 | EXPLICIT means we received a FocusIn for the frame and know it has |
e5cd5390 JD |
659 | the focus. IMPLICIT means we recevied an EnterNotify and the frame |
660 | may have the focus if no window manager is running. | |
661 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
662 | FOCUS_NONE = 0, | |
663 | FOCUS_IMPLICIT = 1, | |
664 | FOCUS_EXPLICIT = 2 | |
665 | }; | |
666 | ||
667 | ||
fde8984c KS |
668 | /* Return the X output data for frame F. */ |
669 | #define FRAME_X_OUTPUT(f) ((f)->output_data.x) | |
670 | ||
dca3296e | 671 | /* Return the X window used for displaying data in frame F. */ |
f39d1692 | 672 | #define FRAME_X_WINDOW(f) ((f)->output_data.x->window_desc) |
d2729198 | 673 | |
dca3296e RS |
674 | /* Return the outermost X window associated with the frame F. */ |
675 | #ifdef USE_X_TOOLKIT | |
d517010a EZ |
676 | #define FRAME_OUTER_WINDOW(f) ((f)->output_data.x->widget ? \ |
677 | XtWindow ((f)->output_data.x->widget) : \ | |
678 | FRAME_X_WINDOW (f)) | |
dca3296e | 679 | #else |
488dd4c4 JD |
680 | #ifdef USE_GTK |
681 | #define GTK_WIDGET_TO_X_WIN(w) \ | |
682 | ((w) && (w)->window ? GDK_WINDOW_XWINDOW ((w)->window) : 0) | |
683 | ||
684 | #define FRAME_GTK_OUTER_WIDGET(f) ((f)->output_data.x->widget) | |
685 | #define FRAME_GTK_WIDGET(f) ((f)->output_data.x->edit_widget) | |
686 | #define FRAME_OUTER_WINDOW(f) \ | |
687 | (FRAME_GTK_OUTER_WIDGET (f) ? \ | |
688 | GTK_WIDGET_TO_X_WIN (FRAME_GTK_OUTER_WIDGET (f)) : \ | |
689 | FRAME_X_WINDOW (f)) | |
690 | ||
691 | #else /* !USE_GTK */ | |
dca3296e | 692 | #define FRAME_OUTER_WINDOW(f) (FRAME_X_WINDOW (f)) |
488dd4c4 | 693 | #endif /* !USE_GTK */ |
dca3296e RS |
694 | #endif |
695 | ||
488dd4c4 | 696 | |
f39d1692 | 697 | #define FRAME_FONT(f) ((f)->output_data.x->font) |
adb572fb | 698 | #define FRAME_FONTSET(f) ((f)->output_data.x->fontset) |
1c815a24 | 699 | #define FRAME_MENUBAR_HEIGHT(f) ((f)->output_data.x->menubar_height) |
488dd4c4 | 700 | #define FRAME_TOOLBAR_HEIGHT(f) ((f)->output_data.x->toolbar_height) |
fde8984c | 701 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.x->baseline_offset) |
a8cc2c53 | 702 | |
579dd4be | 703 | /* This gives the x_display_info structure for the display F is on. */ |
f39d1692 | 704 | #define FRAME_X_DISPLAY_INFO(f) ((f)->output_data.x->display_info) |
b242af88 RS |
705 | |
706 | /* This is the `Display *' which frame F is on. */ | |
579dd4be RS |
707 | #define FRAME_X_DISPLAY(f) (FRAME_X_DISPLAY_INFO (f)->display) |
708 | ||
709 | /* This is the `Screen *' which frame F is on. */ | |
710 | #define FRAME_X_SCREEN(f) (FRAME_X_DISPLAY_INFO (f)->screen) | |
9d536124 | 711 | #define FRAME_X_SCREEN_NUMBER(f) XScreenNumberOfScreen (FRAME_X_SCREEN (f)) |
b242af88 | 712 | |
7353f3a3 GM |
713 | /* This is the Visual which frame F is on. */ |
714 | #define FRAME_X_VISUAL(f) FRAME_X_DISPLAY_INFO (f)->visual | |
715 | ||
716 | /* This is the Colormap which frame F uses. */ | |
717 | #define FRAME_X_COLORMAP(f) FRAME_X_DISPLAY_INFO (f)->cmap | |
718 | ||
adb572fb KH |
719 | /* This is the 'font_info *' which frame F has. */ |
720 | #define FRAME_X_FONT_TABLE(f) (FRAME_X_DISPLAY_INFO (f)->font_table) | |
721 | ||
bf338245 JD |
722 | /* The difference in pixels between the top left corner of the |
723 | Emacs window (including possible window manager decorations) | |
724 | and FRAME_X_WINDOW (f). */ | |
725 | #define FRAME_OUTER_TO_INNER_DIFF_X(f) \ | |
726 | ((f)->output_data.x->x_pixels_outer_diff) | |
727 | #define FRAME_OUTER_TO_INNER_DIFF_Y(f) \ | |
728 | ((f)->output_data.x->y_pixels_outer_diff \ | |
488dd4c4 | 729 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
bf338245 JD |
730 | |
731 | ||
7afa6068 | 732 | #define FRAME_XIC(f) ((f)->output_data.x->xic) |
1c815a24 GM |
733 | #define FRAME_X_XIM(f) (FRAME_X_DISPLAY_INFO (f)->xim) |
734 | #define FRAME_X_XIM_STYLES(f) (FRAME_X_DISPLAY_INFO (f)->xim_styles) | |
735 | #define FRAME_XIC_STYLE(f) ((f)->output_data.x->xic_style) | |
736 | #define FRAME_XIC_FONTSET(f) ((f)->output_data.x->xic_xfs) | |
a8cc2c53 GM |
737 | |
738 | /* Value is the smallest width of any character in any font on frame F. */ | |
739 | ||
740 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
741 | FRAME_X_DISPLAY_INFO(F)->smallest_char_width | |
742 | ||
743 | /* Value is the smallest height of any font on frame F. */ | |
744 | ||
745 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
746 | FRAME_X_DISPLAY_INFO(F)->smallest_font_height | |
747 | ||
748 | /* Return a pointer to the image cache of frame F. */ | |
749 | ||
750 | #define FRAME_X_IMAGE_CACHE(F) FRAME_X_DISPLAY_INFO ((F))->image_cache | |
751 | ||
752 | \f | |
a3c87d4e | 753 | /* X-specific scroll bar stuff. */ |
c8e3cbe0 | 754 | |
a3c87d4e | 755 | /* We represent scroll bars as lisp vectors. This allows us to place |
4e027793 | 756 | references to them in windows without worrying about whether we'll |
a3c87d4e | 757 | end up with windows referring to dead scroll bars; the garbage |
4e027793 JB |
758 | collector will free it when its time comes. |
759 | ||
a3c87d4e | 760 | We use struct scroll_bar as a template for accessing fields of the |
4e027793 JB |
761 | vector. */ |
762 | ||
ae4a31d9 GM |
763 | struct scroll_bar |
764 | { | |
4e027793 | 765 | /* These fields are shared by all vectors. */ |
820b2ca2 | 766 | EMACS_INT size_from_Lisp_Vector_struct; |
4e027793 JB |
767 | struct Lisp_Vector *next_from_Lisp_Vector_struct; |
768 | ||
a3c87d4e | 769 | /* The window we're a scroll bar for. */ |
4e027793 | 770 | Lisp_Object window; |
c8e3cbe0 | 771 | |
a3c87d4e | 772 | /* The next and previous in the chain of scroll bars in this frame. */ |
4e027793 | 773 | Lisp_Object next, prev; |
c8e3cbe0 | 774 | |
a3c87d4e | 775 | /* The X window representing this scroll bar. Since this is a full |
4e027793 JB |
776 | 32-bit quantity, we store it split into two 32-bit values. */ |
777 | Lisp_Object x_window_low, x_window_high; | |
c8e3cbe0 | 778 | |
a3c87d4e | 779 | /* The position and size of the scroll bar in pixels, relative to the |
c8e3cbe0 | 780 | frame. */ |
4e027793 | 781 | Lisp_Object top, left, width, height; |
c8e3cbe0 | 782 | |
4e027793 JB |
783 | /* The starting and ending positions of the handle, relative to the |
784 | handle area (i.e. zero is the top position, not | |
a3c87d4e | 785 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle |
4e027793 | 786 | hasn't been drawn yet. |
c8e3cbe0 | 787 | |
4e027793 JB |
788 | These are not actually the locations where the beginning and end |
789 | are drawn; in order to keep handles from becoming invisible when | |
790 | editing large files, we establish a minimum height by always | |
a3c87d4e | 791 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below |
4e027793 JB |
792 | where they would be normally; the bottom and top are in a |
793 | different co-ordinate system. */ | |
794 | Lisp_Object start, end; | |
c8e3cbe0 | 795 | |
a3c87d4e | 796 | /* If the scroll bar handle is currently being dragged by the user, |
c8e3cbe0 JB |
797 | this is the number of pixels from the top of the handle to the |
798 | place where the user grabbed it. If the handle isn't currently | |
4e027793 JB |
799 | being dragged, this is Qnil. */ |
800 | Lisp_Object dragging; | |
c8e3cbe0 JB |
801 | }; |
802 | ||
a3c87d4e | 803 | /* The number of elements a vector holding a struct scroll_bar needs. */ |
35e5240a KH |
804 | #define SCROLL_BAR_VEC_SIZE \ |
805 | ((sizeof (struct scroll_bar) \ | |
806 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
4e027793 JB |
807 | / sizeof (Lisp_Object)) |
808 | ||
a3c87d4e | 809 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ |
35e5240a | 810 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) |
4e027793 JB |
811 | |
812 | ||
813 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
a3c87d4e | 814 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) |
4e027793 JB |
815 | |
816 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
a3c87d4e | 817 | #define SCROLL_BAR_UNPACK(low, high, int32) \ |
df0f379b KH |
818 | (XSETINT ((low), (int32) & 0xffff), \ |
819 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
4e027793 JB |
820 | |
821 | ||
a3c87d4e JB |
822 | /* Extract the X window id of the scroll bar from a struct scroll_bar. */ |
823 | #define SCROLL_BAR_X_WINDOW(ptr) \ | |
824 | ((Window) SCROLL_BAR_PACK ((ptr)->x_window_low, (ptr)->x_window_high)) | |
4e027793 | 825 | |
a3c87d4e JB |
826 | /* Store a window id in a struct scroll_bar. */ |
827 | #define SET_SCROLL_BAR_X_WINDOW(ptr, id) \ | |
828 | (SCROLL_BAR_UNPACK ((ptr)->x_window_low, (ptr)->x_window_high, (int) id)) | |
4e027793 | 829 | |
ae4a31d9 GM |
830 | /* Extract the X widget of the scroll bar from a struct scroll_bar. |
831 | XtWindowToWidget should be fast enough since Xt uses a hash table | |
832 | to map windows to widgets. */ | |
833 | ||
834 | #define SCROLL_BAR_X_WIDGET(dpy, ptr) \ | |
835 | XtWindowToWidget (dpy, SCROLL_BAR_X_WINDOW (ptr)) | |
a8cc2c53 GM |
836 | |
837 | /* Store a widget id in a struct scroll_bar. */ | |
ae4a31d9 GM |
838 | |
839 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
840 | do { \ | |
841 | Window window = XtWindow (w); \ | |
842 | SET_SCROLL_BAR_X_WINDOW (ptr, window); \ | |
843 | } while (0) | |
4e027793 | 844 | |
c8e3cbe0 | 845 | |
a3c87d4e | 846 | /* Return the inside width of a vertical scroll bar, given the outside |
4e027793 | 847 | width. */ |
aa5abbc0 RS |
848 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \ |
849 | ((width) \ | |
850 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
851 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
36fe2f9a | 852 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) |
c8e3cbe0 | 853 | |
4e027793 JB |
854 | /* Return the length of the rectangle within which the top of the |
855 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 856 | because the scroll bar handle has a minimum height. |
4e027793 | 857 | |
a3c87d4e JB |
858 | This is the real range of motion for the scroll bar, so when we're |
859 | scaling buffer positions to scroll bar positions, we use this, not | |
860 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
aa5abbc0 RS |
861 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f, height) \ |
862 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
4e027793 | 863 | |
a3c87d4e JB |
864 | /* Return the inside height of vertical scroll bar, given the outside |
865 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
aa5abbc0 | 866 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f, height) \ |
a3c87d4e | 867 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
4e027793 JB |
868 | |
869 | ||
a3c87d4e | 870 | /* Border widths for scroll bars. |
4e027793 | 871 | |
a3c87d4e | 872 | Scroll bar windows don't have any X borders; their border width is |
4e027793 JB |
873 | set to zero, and we redraw borders ourselves. This makes the code |
874 | a bit cleaner, since we don't have to convert between outside width | |
875 | (used when relating to the rest of the screen) and inside width | |
a3c87d4e | 876 | (used when sizing and drawing the scroll bar window itself). |
4e027793 | 877 | |
eb8c3be9 | 878 | The handle moves up and down/back and forth in a rectangle inset |
a3c87d4e JB |
879 | from the edges of the scroll bar. These are widths by which we |
880 | inset the handle boundaries from the scroll bar edges. */ | |
881 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (2) | |
d68eb3a2 | 882 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (2) |
a3c87d4e JB |
883 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (2) |
884 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (2) | |
4e027793 | 885 | |
a3c87d4e JB |
886 | /* Minimum lengths for scroll bar handles, in pixels. */ |
887 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (5) | |
c8e3cbe0 | 888 | |
36fe2f9a | 889 | /* Trimming off a few pixels from each side prevents |
aa5abbc0 | 890 | text from glomming up against the scroll bar */ |
056e4a0a | 891 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) |
aa5abbc0 | 892 | |
c8e3cbe0 | 893 | \f |
e43bd4f5 PJ |
894 | /* If a struct input_event has a kind which is SELECTION_REQUEST_EVENT |
895 | or SELECTION_CLEAR_EVENT, then its contents are really described | |
c352056c RS |
896 | by this structure. */ |
897 | ||
e43bd4f5 | 898 | /* For an event of kind SELECTION_REQUEST_EVENT, |
d601ce45 RS |
899 | this structure really describes the contents. |
900 | **Don't make this struct longer!** | |
901 | If it overlaps the frame_or_window field of struct input_event, | |
902 | that will cause GC to crash. */ | |
c352056c RS |
903 | struct selection_input_event |
904 | { | |
905 | int kind; | |
906 | Display *display; | |
beaff27b RS |
907 | /* We spell it with an "o" here because X does. */ |
908 | Window requestor; | |
c352056c RS |
909 | Atom selection, target, property; |
910 | Time time; | |
911 | }; | |
912 | ||
913 | #define SELECTION_EVENT_DISPLAY(eventp) \ | |
914 | (((struct selection_input_event *) (eventp))->display) | |
beaff27b RS |
915 | /* We spell it with an "o" here because X does. */ |
916 | #define SELECTION_EVENT_REQUESTOR(eventp) \ | |
917 | (((struct selection_input_event *) (eventp))->requestor) | |
c352056c RS |
918 | #define SELECTION_EVENT_SELECTION(eventp) \ |
919 | (((struct selection_input_event *) (eventp))->selection) | |
920 | #define SELECTION_EVENT_TARGET(eventp) \ | |
921 | (((struct selection_input_event *) (eventp))->target) | |
922 | #define SELECTION_EVENT_PROPERTY(eventp) \ | |
923 | (((struct selection_input_event *) (eventp))->property) | |
924 | #define SELECTION_EVENT_TIME(eventp) \ | |
925 | (((struct selection_input_event *) (eventp))->time) | |
bf489d26 JB |
926 | |
927 | \f | |
ec5d8db7 | 928 | struct window; |
a8cc2c53 GM |
929 | struct glyph_matrix; |
930 | struct frame; | |
ec5d8db7 | 931 | struct input_event; |
a6ce5540 GM |
932 | struct face; |
933 | struct image; | |
ec5d8db7 | 934 | |
a8cc2c53 GM |
935 | /* From xselect.c. */ |
936 | ||
937 | void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
938 | void x_handle_property_notify P_ ((XPropertyEvent *)); | |
939 | ||
940 | /* From xfns.c. */ | |
941 | ||
a8cc2c53 GM |
942 | Lisp_Object display_x_get_resource P_ ((struct x_display_info *, |
943 | Lisp_Object, Lisp_Object, | |
944 | Lisp_Object, Lisp_Object)); | |
945 | struct frame *check_x_frame P_ ((Lisp_Object)); | |
946 | EXFUN (Fx_display_color_p, 1); | |
947 | EXFUN (Fx_display_grayscale_p, 1); | |
bd637d69 | 948 | extern void x_free_gcs P_ ((struct frame *)); |
a8cc2c53 GM |
949 | |
950 | /* From xrdb.c. */ | |
951 | ||
a8cc2c53 GM |
952 | char *x_get_customization_string P_ ((XrmDatabase, char *, char *)); |
953 | XrmDatabase x_load_resources P_ ((Display *, char *, char *, char *)); | |
954 | int x_get_resource P_ ((XrmDatabase, char *, char *, | |
955 | XrmRepresentation, XrmValue *)); | |
956 | void x_delete_display P_ ((struct x_display_info *)); | |
957 | void x_make_frame_visible P_ ((struct frame *)); | |
958 | void x_iconify_frame P_ ((struct frame *)); | |
959 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
a8cc2c53 GM |
960 | int x_catch_errors P_ ((Display *)); |
961 | int x_had_errors_p P_ ((Display *)); | |
962 | void x_uncatch_errors P_ ((Display *, int)); | |
963 | void x_check_errors P_ ((Display *, char *)); | |
964 | int x_text_icon P_ ((struct frame *, char *)); | |
965 | int x_bitmap_icon P_ ((struct frame *, Lisp_Object)); | |
966 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
967 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
55115f09 | 968 | int x_alloc_nearest_color P_ ((struct frame *, Colormap, XColor *)); |
a8cc2c53 | 969 | |
ec5d8db7 AS |
970 | /* Defined in xterm.c */ |
971 | ||
972 | extern void cancel_mouse_face P_ ((struct frame *)); | |
973 | extern void x_scroll_bar_clear P_ ((struct frame *)); | |
974 | extern void x_start_queuing_selection_requests P_ ((Display *)); | |
975 | extern void x_stop_queuing_selection_requests P_ ((Display *)); | |
ec5d8db7 AS |
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)); | |
ec5d8db7 AS |
982 | extern void x_set_window_size P_ ((struct frame *, int, int, int)); |
983 | extern void x_set_mouse_position P_ ((struct frame *, int, int)); | |
984 | extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int)); | |
985 | extern void x_raise_frame P_ ((struct frame *)); | |
986 | extern void x_lower_frame P_ ((struct frame *)); | |
987 | extern void x_make_frame_visible P_ ((struct frame *)); | |
988 | extern void x_make_frame_invisible P_ ((struct frame *)); | |
989 | extern void x_iconify_frame P_ ((struct frame *)); | |
6dec8d78 | 990 | extern void x_free_frame_resources P_ ((struct frame *)); |
ec5d8db7 AS |
991 | extern void x_destroy_window P_ ((struct frame *)); |
992 | extern void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
993 | extern void x_wm_set_window_state P_ ((struct frame *, int)); | |
994 | extern void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
ec5d8db7 AS |
995 | extern void x_delete_display P_ ((struct x_display_info *)); |
996 | extern void x_initialize P_ ((void)); | |
5c14c2b9 | 997 | extern unsigned long x_copy_color P_ ((struct frame *, unsigned long)); |
88453ab4 GM |
998 | #ifdef USE_X_TOOLKIT |
999 | extern XtAppContext Xt_app_con; | |
1000 | #endif | |
70772ed1 GM |
1001 | extern void x_query_colors P_ ((struct frame *f, XColor *, int)); |
1002 | extern void x_query_color P_ ((struct frame *f, XColor *)); | |
4629a73a | 1003 | extern void x_clear_area P_ ((Display *, Window, int, int, int, int, int)); |
ec5d8db7 | 1004 | |
1fcfb866 | 1005 | extern int x_dispatch_event P_ ((XEvent *, Display *)); |
d517010a | 1006 | |
ec5d8db7 AS |
1007 | /* Defined in xselect.c */ |
1008 | ||
1009 | extern void x_handle_property_notify P_ ((XPropertyEvent *)); | |
1010 | extern void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
1011 | extern void x_handle_selection_request P_ ((struct input_event *)); | |
1012 | extern void x_handle_selection_clear P_ ((struct input_event *)); | |
1013 | extern void x_clear_frame_selections P_ ((struct frame *)); | |
1014 | ||
8998a957 JD |
1015 | extern int x_handle_dnd_message P_ ((struct frame *, |
1016 | XClientMessageEvent *, | |
1017 | struct x_display_info *, | |
1018 | struct input_event *bufp)); | |
1019 | extern int x_check_property_data P_ ((Lisp_Object)); | |
1020 | extern void x_fill_property_data P_ ((Display *, | |
1021 | Lisp_Object, | |
1022 | void *, | |
1023 | int)); | |
1024 | extern Lisp_Object x_property_data_to_lisp P_ ((struct frame *, | |
1025 | unsigned char *, | |
1026 | Atom, | |
1027 | int, | |
1028 | unsigned long)); | |
1029 | ||
ec5d8db7 AS |
1030 | /* Defined in xfns.c */ |
1031 | ||
8998a957 | 1032 | extern struct x_display_info * check_x_display_info P_ ((Lisp_Object frame)); |
ec5d8db7 | 1033 | extern int have_menus_p P_ ((void)); |
adbb56cb JB |
1034 | |
1035 | #ifdef USE_GTK | |
1036 | extern int xg_set_icon P_ ((struct frame *, Lisp_Object)); | |
1037 | #endif /* USE_GTK */ | |
1038 | ||
ec5d8db7 | 1039 | extern void x_real_positions P_ ((struct frame *, int *, int *)); |
ec5d8db7 AS |
1040 | extern int defined_color P_ ((struct frame *, char *, XColor *, int)); |
1041 | extern void x_set_border_pixel P_ ((struct frame *, int)); | |
1042 | extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
b443e0bd | 1043 | extern unsigned char * x_encode_text P_ ((Lisp_Object, Lisp_Object, int, |
0b8c21c2 | 1044 | int *, int *)); |
ec5d8db7 | 1045 | extern void x_implicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); |
1c815a24 GM |
1046 | extern void create_frame_xic P_ ((struct frame *)); |
1047 | extern void destroy_frame_xic P_ ((struct frame *)); | |
1048 | extern void xic_set_preeditarea P_ ((struct window *, int, int)); | |
1049 | extern void xic_set_statusarea P_ ((struct frame *)); | |
1050 | extern void xic_set_xfontset P_ ((struct frame *, char *)); | |
ec5d8db7 AS |
1051 | extern int x_pixel_width P_ ((struct frame *)); |
1052 | extern int x_pixel_height P_ ((struct frame *)); | |
1053 | extern int x_char_width P_ ((struct frame *)); | |
1054 | extern int x_char_height P_ ((struct frame *)); | |
1055 | extern int x_screen_planes P_ ((struct frame *)); | |
1056 | extern void x_sync P_ ((struct frame *)); | |
0385e83d DL |
1057 | extern int x_defined_color P_ ((struct frame *, char *, XColor *, int)); |
1058 | #ifdef HAVE_X_I18N | |
1059 | extern void free_frame_xic P_ ((struct frame *)); | |
1060 | #endif | |
1061 | extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
ec5d8db7 AS |
1062 | |
1063 | /* Defined in xfaces.c */ | |
a8cc2c53 | 1064 | |
ec5d8db7 AS |
1065 | extern int compute_glyph_face P_ ((struct frame *, int, int)); |
1066 | extern int compute_glyph_face_1 P_ ((struct frame *, Lisp_Object, int)); | |
4c175203 GM |
1067 | extern void x_free_dpy_colors P_ ((Display *, Screen *, Colormap, |
1068 | unsigned long *, int)); | |
ec5d8db7 AS |
1069 | |
1070 | /* Defined in xmenu.c */ | |
a8cc2c53 | 1071 | |
ec5d8db7 AS |
1072 | extern void x_activate_menubar P_ ((struct frame *)); |
1073 | extern int popup_activated P_ ((void)); | |
1074 | extern void initialize_frame_menubar P_ ((struct frame *)); | |
1ab538c8 | 1075 | extern void free_frame_menubar P_ ((struct frame *)); |
ec5d8db7 AS |
1076 | |
1077 | /* Defined in widget.c */ | |
a8cc2c53 | 1078 | |
09ba2aa0 | 1079 | #ifdef USE_X_TOOLKIT |
ec5d8db7 | 1080 | extern void widget_store_internal_border P_ ((Widget)); |
09ba2aa0 | 1081 | #endif |
3cf9b89e JD |
1082 | |
1083 | /* Defined in xsmfns.c */ | |
1084 | #ifdef HAVE_X_SM | |
231d6cfb | 1085 | extern void x_session_initialize P_ ((struct x_display_info *dpyinfo)); |
b5f2e4cd | 1086 | extern int x_session_check_input P_ ((struct input_event *bufp)); |
3cf9b89e JD |
1087 | extern int x_session_have_connection P_ ((void)); |
1088 | #endif | |
fde8984c KS |
1089 | |
1090 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0 | |
1091 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0 | |
1092 | ||
1093 | #define STORE_XCHAR2B(chp, b1, b2) \ | |
1094 | ((chp)->byte1 = (b1), (chp)->byte2 = (b2)) | |
1095 | ||
1096 | #define XCHAR2B_BYTE1(chp) \ | |
1097 | ((chp)->byte1) | |
1098 | ||
1099 | #define XCHAR2B_BYTE2(chp) \ | |
1100 | ((chp)->byte2) | |
1101 | ||
4612b155 KS |
1102 | |
1103 | #define STORE_NATIVE_RECT(nr,rx,ry,rwidth,rheight) \ | |
1104 | ((nr).x = (rx), \ | |
1105 | (nr).y = (ry), \ | |
1106 | (nr).width = (rwidth), \ | |
1107 | (nr).height = (rheight)) | |
ab5796a9 MB |
1108 | |
1109 | /* arch-tag: 78a7972a-b18f-4694-861a-0780c4b3090e | |
1110 | (do not change this comment) */ |