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ff11dfa1 | 1 | /* Define frame-object for GNU Emacs. |
3a22ee35 | 2 | Copyright (C) 1993, 1994 Free Software Foundation, Inc. |
efa4ce8b JB |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
e5d77022 | 8 | the Free Software Foundation; either version 2, or (at your option) |
efa4ce8b JB |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
20a6c8d7 JB |
20 | \f |
21 | /* Miscellanea. */ | |
22 | ||
23 | /* Nonzero means don't assume anything about current | |
24 | contents of actual terminal frame */ | |
25 | extern int frame_garbaged; | |
26 | ||
27 | /* Nonzero means FRAME_MESSAGE_BUF (selected_frame) is being used by | |
28 | print. */ | |
29 | extern int message_buf_print; | |
efa4ce8b | 30 | |
20a6c8d7 | 31 | \f |
ff11dfa1 | 32 | /* The structure representing a frame. |
e5d77022 | 33 | |
ff11dfa1 JB |
34 | We declare this even if MULTI_FRAME is not defined, because when |
35 | we lack multi-frame support, we use one instance of this structure | |
36 | to represent the one frame we support. This is cleaner than | |
e5d77022 | 37 | having miscellaneous random variables scattered about. */ |
efa4ce8b JB |
38 | |
39 | enum output_method | |
40 | { output_termcap, output_x_window }; | |
41 | ||
ff11dfa1 | 42 | struct frame |
efa4ce8b JB |
43 | { |
44 | int size; | |
45 | struct Lisp_Vector *next; | |
46 | ||
ff11dfa1 JB |
47 | /* glyphs as they appear on the frame */ |
48 | struct frame_glyphs *current_glyphs; | |
efa4ce8b | 49 | |
ff11dfa1 JB |
50 | /* glyphs we'd like to appear on the frame */ |
51 | struct frame_glyphs *desired_glyphs; | |
efa4ce8b | 52 | |
e5d77022 | 53 | /* See do_line_insertion_deletion_costs for info on these arrays. */ |
ff11dfa1 | 54 | /* Cost of inserting 1 line on this frame */ |
efa4ce8b | 55 | int *insert_line_cost; |
ff11dfa1 | 56 | /* Cost of deleting 1 line on this frame */ |
efa4ce8b | 57 | int *delete_line_cost; |
ff11dfa1 | 58 | /* Cost of inserting n lines on this frame */ |
efa4ce8b | 59 | int *insert_n_lines_cost; |
ff11dfa1 | 60 | /* Cost of deleting n lines on this frame */ |
efa4ce8b JB |
61 | int *delete_n_lines_cost; |
62 | ||
63 | /* glyphs for the mode line */ | |
ff11dfa1 | 64 | struct frame_glyphs *temp_glyphs; |
efa4ce8b | 65 | |
ff11dfa1 | 66 | /* Intended cursor position of this frame. |
efa4ce8b | 67 | Measured in characters, counting from upper left corner |
ff11dfa1 | 68 | within the frame. */ |
efa4ce8b JB |
69 | int cursor_x; |
70 | int cursor_y; | |
71 | ||
ff11dfa1 JB |
72 | /* Actual cursor position of this frame, and the character under it. |
73 | (Not used for terminal frames.) */ | |
efa4ce8b JB |
74 | int phys_cursor_x; |
75 | int phys_cursor_y; | |
265a9e55 JB |
76 | /* This is handy for undrawing the cursor, because current_glyphs is |
77 | not always accurate when in do_scrolling. */ | |
78 | GLYPH phys_cursor_glyph; | |
efa4ce8b | 79 | |
ff11dfa1 | 80 | /* Size of this frame, in units of characters. */ |
efa4ce8b JB |
81 | int height; |
82 | int width; | |
83 | ||
84 | /* New height and width for pending size change. 0 if no change pending. */ | |
85 | int new_height, new_width; | |
86 | ||
fbfed6f0 | 87 | /* Name of this frame: a Lisp string. See also `explicit_name'. */ |
efa4ce8b JB |
88 | Lisp_Object name; |
89 | ||
eb8c3be9 | 90 | /* The frame which should receive keystrokes that occur in this |
46a5c487 JB |
91 | frame, or nil if they should go to the frame itself. This is |
92 | usually nil, but if the frame is minibufferless, we can use this | |
93 | to redirect keystrokes to a surrogate minibuffer frame when | |
94 | needed. | |
95 | ||
96 | Note that a value of nil is different than having the field point | |
97 | to the frame itself. Whenever the Fselect_frame function is used | |
98 | to shift from one frame to the other, any redirections to the | |
99 | original frame are shifted to the newly selected frame; if | |
100 | focus_frame is nil, Fselect_frame will leave it alone. */ | |
ff11dfa1 | 101 | Lisp_Object focus_frame; |
0f79a4ae | 102 | |
ff11dfa1 JB |
103 | /* This frame's root window. Every frame has one. |
104 | If the frame has only a minibuffer window, this is it. | |
105 | Otherwise, if the frame has a minibuffer window, this is its sibling. */ | |
efa4ce8b JB |
106 | Lisp_Object root_window; |
107 | ||
ff11dfa1 JB |
108 | /* This frame's selected window. |
109 | Each frame has its own window hierarchy | |
110 | and one of the windows in it is selected within the frame. | |
111 | The selected window of the selected frame is Emacs's selected window. */ | |
efa4ce8b JB |
112 | Lisp_Object selected_window; |
113 | ||
ff11dfa1 JB |
114 | /* This frame's minibuffer window. |
115 | Most frames have their own minibuffer windows, | |
116 | but only the selected frame's minibuffer window | |
efa4ce8b JB |
117 | can actually appear to exist. */ |
118 | Lisp_Object minibuffer_window; | |
119 | ||
ff11dfa1 JB |
120 | /* Parameter alist of this frame. |
121 | These are the parameters specified when creating the frame | |
122 | or modified with modify-frame-parameters. */ | |
efa4ce8b JB |
123 | Lisp_Object param_alist; |
124 | ||
a3c87d4e | 125 | /* List of scroll bars on this frame. |
20a6c8d7 | 126 | Actually, we don't specify exactly what is stored here at all; the |
a3c87d4e | 127 | scroll bar implementation code can use it to store anything it likes. |
20a6c8d7 JB |
128 | This field is marked by the garbage collector. It is here |
129 | instead of in the `display' structure so that the garbage | |
130 | collector doesn't need to look inside the window-system-dependent | |
131 | structure. */ | |
a3c87d4e JB |
132 | Lisp_Object scroll_bars; |
133 | Lisp_Object condemned_scroll_bars; | |
20a6c8d7 | 134 | |
fb63ba7d RS |
135 | /* List of elements to display in the menu bar. |
136 | The elements have the form (KEY STRING . nil) to start; | |
137 | when they are displayed, the hpos of the left edge goes in the cddr. */ | |
6d05db81 RS |
138 | Lisp_Object menu_bar_items; |
139 | ||
fb63ba7d RS |
140 | /* Alist of elements (FACE-NAME . FACE-VECTOR-DATA). */ |
141 | Lisp_Object face_alist; | |
142 | ||
ff11dfa1 | 143 | /* The output method says how the contents of this frame |
efa4ce8b JB |
144 | are displayed. It could be using termcap, or using an X window. */ |
145 | enum output_method output_method; | |
146 | ||
147 | /* A structure of auxiliary data used for displaying the contents. | |
ff11dfa1 | 148 | struct x_display is used for X window frames; |
efa4ce8b JB |
149 | it is defined in xterm.h. */ |
150 | union display { struct x_display *x; int nothing; } display; | |
151 | ||
6d05db81 RS |
152 | /* Number of lines of menu bar. */ |
153 | int menu_bar_lines; | |
154 | ||
9c95189b RS |
155 | #ifdef USE_X_TOOLKIT |
156 | /* Nonzero means using a menu bar that comes from the X toolkit. */ | |
157 | int external_menu_bar; | |
158 | #endif | |
159 | ||
ff11dfa1 | 160 | /* Nonzero if last attempt at redisplay on this frame was preempted. */ |
efa4ce8b JB |
161 | char display_preempted; |
162 | ||
a4659527 JB |
163 | /* visible is nonzero if the frame is currently displayed; we check |
164 | it to see if we should bother updating the frame's contents. | |
46a5c487 | 165 | DON'T SET IT DIRECTLY; instead, use FRAME_SET_VISIBLE. |
efa4ce8b | 166 | |
20a6c8d7 JB |
167 | Note that, since invisible frames aren't updated, whenever a |
168 | frame becomes visible again, it must be marked as garbaged. The | |
169 | FRAME_SAMPLE_VISIBILITY macro takes care of this. | |
170 | ||
a4659527 JB |
171 | iconified is nonzero if the frame is currently iconified. |
172 | ||
173 | Asynchronous input handlers should NOT change these directly; | |
174 | instead, they should change async_visible or async_iconified, and | |
175 | let the FRAME_SAMPLE_VISIBILITY macro set visible and iconified | |
176 | at the next redisplay. | |
177 | ||
178 | These should probably be considered read-only by everyone except | |
179 | FRAME_SAMPLE_VISIBILITY. | |
180 | ||
74cc2959 | 181 | These two are mutually exclusive. They might both be zero, if the |
a4659527 JB |
182 | frame has been made invisible without an icon. */ |
183 | char visible, iconified; | |
184 | ||
185 | /* Asynchronous input handlers change these, and | |
186 | FRAME_SAMPLE_VISIBILITY copies them into visible and iconified. | |
187 | See FRAME_SAMPLE_VISIBILITY, below. */ | |
188 | #ifdef __STDC__ | |
189 | volatile | |
190 | #endif | |
191 | char async_visible, async_iconified; | |
efa4ce8b | 192 | |
ff11dfa1 | 193 | /* Nonzero if this frame should be redrawn. */ |
a4659527 JB |
194 | #ifdef __STDC__ |
195 | volatile | |
196 | #endif | |
efa4ce8b JB |
197 | char garbaged; |
198 | ||
ff11dfa1 JB |
199 | /* True if frame actually has a minibuffer window on it. |
200 | 0 if using a minibuffer window that isn't on this frame. */ | |
efa4ce8b JB |
201 | char has_minibuffer; |
202 | ||
ff11dfa1 | 203 | /* 0 means, if this frame has just one window, |
efa4ce8b JB |
204 | show no modeline for that window. */ |
205 | char wants_modeline; | |
206 | ||
46a5c487 | 207 | /* Non-zero if the hardware device this frame is displaying on can |
a3c87d4e JB |
208 | support scroll bars. */ |
209 | char can_have_scroll_bars; | |
46a5c487 | 210 | |
a3c87d4e | 211 | /* If can_have_scroll_bars is non-zero, this is non-zero if we should |
46a5c487 | 212 | actually display them on this frame. */ |
a3c87d4e | 213 | char has_vertical_scroll_bars; |
46a5c487 | 214 | |
ff11dfa1 | 215 | /* Non-0 means raise this frame to the top of the heap when selected. */ |
efa4ce8b JB |
216 | char auto_raise; |
217 | ||
ff11dfa1 | 218 | /* Non-0 means lower this frame to the bottom of the stack when left. */ |
efa4ce8b JB |
219 | char auto_lower; |
220 | ||
ff11dfa1 | 221 | /* True if frame's root window can't be split. */ |
efa4ce8b JB |
222 | char no_split; |
223 | ||
fbfed6f0 JB |
224 | /* If this is set, then Emacs won't change the frame name to indicate |
225 | the current buffer, etcetera. If the user explicitly sets the frame | |
226 | name, this gets set. If the user sets the name to Qnil, this is | |
227 | cleared. */ | |
228 | char explicit_name; | |
229 | ||
ff11dfa1 | 230 | /* Storage for messages to this frame. */ |
efa4ce8b JB |
231 | char *message_buf; |
232 | ||
233 | /* Nonnegative if current redisplay should not do scroll computation | |
234 | for lines beyond a certain vpos. This is the vpos. */ | |
235 | int scroll_bottom_vpos; | |
8d6de7ce RS |
236 | |
237 | /* A vector that records the entire structure of this frame's menu bar. | |
238 | For the format of the data, see extensive comments in xmenu.c. | |
239 | Only the X toolkit version uses this. */ | |
240 | Lisp_Object menu_bar_vector; | |
241 | /* Number of elements in the vector that have meaningful data. */ | |
242 | int menu_bar_items_used; | |
efa4ce8b JB |
243 | }; |
244 | ||
ff11dfa1 JB |
245 | #ifdef MULTI_FRAME |
246 | ||
247 | typedef struct frame *FRAME_PTR; | |
248 | ||
249 | #define XFRAME(p) ((struct frame *) XPNTR (p)) | |
250 | #define XSETFRAME(p, v) ((struct frame *) XSETPNTR (p, v)) | |
251 | ||
252 | #define WINDOW_FRAME(w) (w)->frame | |
253 | ||
ff11dfa1 | 254 | #define FRAME_LIVE_P(f) ((f)->display.nothing != 0) |
10a4cc63 JB |
255 | #define FRAME_TERMCAP_P(f) ((f)->output_method == output_termcap) |
256 | #define FRAME_X_P(f) ((f)->output_method == output_x_window) | |
ff11dfa1 JB |
257 | #define FRAME_MINIBUF_ONLY_P(f) \ |
258 | EQ (FRAME_ROOT_WINDOW (f), FRAME_MINIBUF_WINDOW (f)) | |
10a4cc63 | 259 | #define FRAME_HAS_MINIBUF_P(f) ((f)->has_minibuffer) |
ff11dfa1 JB |
260 | #define FRAME_CURRENT_GLYPHS(f) (f)->current_glyphs |
261 | #define FRAME_DESIRED_GLYPHS(f) (f)->desired_glyphs | |
262 | #define FRAME_TEMP_GLYPHS(f) (f)->temp_glyphs | |
263 | #define FRAME_HEIGHT(f) (f)->height | |
264 | #define FRAME_WIDTH(f) (f)->width | |
265 | #define FRAME_NEW_HEIGHT(f) (f)->new_height | |
266 | #define FRAME_NEW_WIDTH(f) (f)->new_width | |
6d05db81 | 267 | #define FRAME_MENU_BAR_LINES(f) (f)->menu_bar_lines |
4c8888a0 | 268 | #ifdef USE_X_TOOLKIT |
9c95189b | 269 | #define FRAME_EXTERNAL_MENU_BAR(f) (f)->external_menu_bar |
4c8888a0 RS |
270 | #else |
271 | #define FRAME_EXTERNAL_MENU_BAR(f) 0 | |
272 | #endif | |
ff11dfa1 JB |
273 | #define FRAME_CURSOR_X(f) (f)->cursor_x |
274 | #define FRAME_CURSOR_Y(f) (f)->cursor_y | |
46a5c487 JB |
275 | #define FRAME_VISIBLE_P(f) ((f)->visible != 0) |
276 | #define FRAME_SET_VISIBLE(f,p) \ | |
277 | ((f)->async_visible = (p), FRAME_SAMPLE_VISIBILITY (f)) | |
ff11dfa1 JB |
278 | #define SET_FRAME_GARBAGED(f) (frame_garbaged = 1, f->garbaged = 1) |
279 | #define FRAME_GARBAGED_P(f) (f)->garbaged | |
280 | #define FRAME_NO_SPLIT_P(f) (f)->no_split | |
281 | #define FRAME_WANTS_MODELINE_P(f) (f)->wants_modeline | |
282 | #define FRAME_ICONIFIED_P(f) (f)->iconified | |
283 | #define FRAME_MINIBUF_WINDOW(f) (f)->minibuffer_window | |
284 | #define FRAME_ROOT_WINDOW(f) (f)->root_window | |
285 | #define FRAME_SELECTED_WINDOW(f) (f)->selected_window | |
286 | #define SET_GLYPHS_FRAME(glyphs,frame) ((glyphs)->frame = (frame)) | |
287 | #define FRAME_INSERT_COST(f) (f)->insert_line_cost | |
288 | #define FRAME_DELETE_COST(f) (f)->delete_line_cost | |
289 | #define FRAME_INSERTN_COST(f) (f)->insert_n_lines_cost | |
290 | #define FRAME_DELETEN_COST(f) (f)->delete_n_lines_cost | |
291 | #define FRAME_MESSAGE_BUF(f) (f)->message_buf | |
292 | #define FRAME_SCROLL_BOTTOM_VPOS(f) (f)->scroll_bottom_vpos | |
293 | #define FRAME_FOCUS_FRAME(f) (f)->focus_frame | |
a3c87d4e JB |
294 | #define FRAME_CAN_HAVE_SCROLL_BARS(f) ((f)->can_have_scroll_bars) |
295 | #define FRAME_HAS_VERTICAL_SCROLL_BARS(f) ((f)->has_vertical_scroll_bars) | |
296 | #define FRAME_SCROLL_BARS(f) ((f)->scroll_bars) | |
297 | #define FRAME_CONDEMNED_SCROLL_BARS(f) ((f)->condemned_scroll_bars) | |
6d05db81 | 298 | #define FRAME_MENU_BAR_ITEMS(f) ((f)->menu_bar_items) |
ff11dfa1 | 299 | |
a4659527 JB |
300 | /* Emacs's redisplay code could become confused if a frame's |
301 | visibility changes at arbitrary times. For example, if a frame is | |
302 | visible while the desired glyphs are being built, but becomes | |
303 | invisible before they are updated, then some rows of the | |
304 | desired_glyphs will be left marked as enabled after redisplay is | |
305 | complete, which should never happen. The next time the frame | |
306 | becomes visible, redisplay will probably barf. | |
307 | ||
308 | Currently, there are no similar situations involving iconified, but | |
309 | the principle is the same. | |
310 | ||
311 | So instead of having asynchronous input handlers directly set and | |
312 | clear the frame's visibility and iconification flags, they just set | |
313 | the async_visible and async_iconified flags; the redisplay code | |
314 | calls the FRAME_SAMPLE_VISIBILITY macro before doing any redisplay, | |
315 | which sets visible and iconified from their asynchronous | |
46a5c487 JB |
316 | counterparts. |
317 | ||
20a6c8d7 JB |
318 | Synchronous code must use the FRAME_SET_VISIBLE macro. |
319 | ||
320 | Also, if a frame used to be invisible, but has just become visible, | |
321 | it must be marked as garbaged, since redisplay hasn't been keeping | |
322 | up its contents. */ | |
a4659527 | 323 | #define FRAME_SAMPLE_VISIBILITY(f) \ |
20a6c8d7 JB |
324 | (((f)->async_visible && ! (f)->visible) ? SET_FRAME_GARBAGED (f) : 0, \ |
325 | (f)->visible = (f)->async_visible, \ | |
a4659527 JB |
326 | (f)->iconified = (f)->async_iconified) |
327 | ||
ff11dfa1 | 328 | #define CHECK_FRAME(x, i) \ |
265a9e55 | 329 | { \ |
ff11dfa1 JB |
330 | if (! FRAMEP (x)) \ |
331 | x = wrong_type_argument (Qframep, (x)); \ | |
265a9e55 JB |
332 | } |
333 | ||
ff11dfa1 | 334 | #define CHECK_LIVE_FRAME(x, i) \ |
265a9e55 | 335 | { \ |
ff11dfa1 JB |
336 | if (! FRAMEP (x) \ |
337 | || ! FRAME_LIVE_P (XFRAME (x))) \ | |
dbc4e1c1 | 338 | x = wrong_type_argument (Qframe_live_p, (x)); \ |
265a9e55 JB |
339 | } |
340 | ||
ff11dfa1 JB |
341 | /* FOR_EACH_FRAME (LIST_VAR, FRAME_VAR) followed by a statement is a |
342 | `for' loop which iterates over the elements of Vframe_list. The | |
35f56f96 | 343 | loop will set FRAME_VAR, a Lisp_Object, to each frame in |
ff11dfa1 | 344 | Vframe_list in succession and execute the statement. LIST_VAR |
35f56f96 | 345 | should be a Lisp_Object too; it is used to iterate through the |
ff11dfa1 | 346 | Vframe_list. |
e5d77022 | 347 | |
ff11dfa1 | 348 | If MULTI_FRAME isn't defined, then this loop expands to something which |
e5d77022 | 349 | executes the statement once. */ |
ff11dfa1 JB |
350 | #define FOR_EACH_FRAME(list_var, frame_var) \ |
351 | for ((list_var) = Vframe_list; \ | |
e5d77022 | 352 | (CONSP (list_var) \ |
35f56f96 | 353 | && (frame_var = XCONS (list_var)->car, 1)); \ |
e5d77022 JB |
354 | list_var = XCONS (list_var)->cdr) |
355 | ||
356 | ||
870b25a2 | 357 | extern Lisp_Object Qframep, Qframe_live_p, Qicon; |
efa4ce8b | 358 | |
ff11dfa1 JB |
359 | extern struct frame *selected_frame; |
360 | extern struct frame *last_nonminibuf_frame; | |
efa4ce8b | 361 | |
ff11dfa1 JB |
362 | extern struct frame *make_terminal_frame (); |
363 | extern struct frame *make_frame (); | |
364 | extern struct frame *make_minibuffer_frame (); | |
365 | extern struct frame *make_frame_without_minibuffer (); | |
efa4ce8b | 366 | |
ff11dfa1 JB |
367 | extern Lisp_Object Vframe_list; |
368 | extern Lisp_Object Vdefault_frame_alist; | |
efa4ce8b | 369 | |
ff11dfa1 | 370 | extern Lisp_Object Vterminal_frame; |
efa4ce8b | 371 | \f |
ff11dfa1 | 372 | #else /* not MULTI_FRAME */ |
efa4ce8b | 373 | |
ff11dfa1 | 374 | /* These definitions are used in a single-frame version of Emacs. */ |
efa4ce8b | 375 | |
ff11dfa1 | 376 | #define FRAME_PTR int |
efa4ce8b | 377 | |
ce4e9d43 JB |
378 | /* A frame we use to store all the data concerning the screen when we |
379 | don't have multiple frames. Remember, if you store any data in it | |
380 | which needs to be protected from GC, you should staticpro that | |
381 | element explicitly. */ | |
ff11dfa1 | 382 | extern struct frame the_only_frame; |
e5d77022 | 383 | |
ff11dfa1 JB |
384 | extern int selected_frame; |
385 | extern int last_nonminibuf_frame; | |
e5d77022 | 386 | |
ff11dfa1 JB |
387 | #define XFRAME(f) selected_frame |
388 | #define WINDOW_FRAME(w) selected_frame | |
389 | ||
ff11dfa1 | 390 | #define FRAME_LIVE_P(f) 1 |
10a4cc63 JB |
391 | #define FRAME_TERMCAP_P(f) 1 |
392 | #define FRAME_X_P(f) 0 | |
ff11dfa1 | 393 | #define FRAME_MINIBUF_ONLY_P(f) 0 |
10a4cc63 | 394 | #define FRAME_HAS_MINIBUF_P(f) 1 |
ce4e9d43 JB |
395 | #define FRAME_CURRENT_GLYPHS(f) (the_only_frame.current_glyphs) |
396 | #define FRAME_DESIRED_GLYPHS(f) (the_only_frame.desired_glyphs) | |
397 | #define FRAME_TEMP_GLYPHS(f) (the_only_frame.temp_glyphs) | |
398 | #define FRAME_HEIGHT(f) (the_only_frame.height) | |
399 | #define FRAME_WIDTH(f) (the_only_frame.width) | |
400 | #define FRAME_NEW_HEIGHT(f) (the_only_frame.new_height) | |
401 | #define FRAME_NEW_WIDTH(f) (the_only_frame.new_width) | |
6d05db81 | 402 | #define FRAME_MENU_BAR_LINES(f) (the_only_frame.menu_bar_lines) |
ce4e9d43 JB |
403 | #define FRAME_CURSOR_X(f) (the_only_frame.cursor_x) |
404 | #define FRAME_CURSOR_Y(f) (the_only_frame.cursor_y) | |
46a5c487 | 405 | #define FRAME_SET_VISIBLE(f,p) (p) |
ff11dfa1 JB |
406 | #define FRAME_VISIBLE_P(f) 1 |
407 | #define SET_FRAME_GARBAGED(f) (frame_garbaged = 1) | |
ce4e9d43 | 408 | #define FRAME_GARBAGED_P(f) (frame_garbaged) |
ff11dfa1 JB |
409 | #define FRAME_NO_SPLIT_P(f) 0 |
410 | #define FRAME_WANTS_MODELINE_P(f) 1 | |
411 | #define FRAME_ICONIFIED_P(f) 0 | |
0a94d04e | 412 | #define FRAME_MINIBUF_WINDOW(f) (minibuf_window) |
fbfed6f0 | 413 | #define FRAME_ROOT_WINDOW(f) (the_only_frame.root_window) |
ce4e9d43 JB |
414 | #define FRAME_SELECTED_WINDOW(f) (selected_window) |
415 | #define SET_GLYPHS_FRAME(glyphs,frame) do ; while (0) | |
416 | #define FRAME_INSERT_COST(frame) (the_only_frame.insert_line_cost) | |
417 | #define FRAME_DELETE_COST(frame) (the_only_frame.delete_line_cost) | |
418 | #define FRAME_INSERTN_COST(frame) (the_only_frame.insert_n_lines_cost) | |
419 | #define FRAME_DELETEN_COST(frame) (the_only_frame.delete_n_lines_cost) | |
420 | #define FRAME_MESSAGE_BUF(f) (the_only_frame.message_buf) | |
421 | #define FRAME_SCROLL_BOTTOM_VPOS(f) (the_only_frame.scroll_bottom_vpos) | |
46a5c487 | 422 | #define FRAME_FOCUS_FRAME(f) (Qnil) |
a3c87d4e JB |
423 | #define FRAME_CAN_HAVE_SCROLL_BARS(f) (the_only_frame.can_have_scroll_bars) |
424 | #define FRAME_HAS_VERTICAL_SCROLL_BARS(f) \ | |
425 | (the_only_frame.has_vertical_scroll_bars) | |
426 | #define FRAME_SCROLL_BARS(f) (the_only_frame.scroll_bars) | |
427 | #define FRAME_CONDEMNED_SCROLL_BARS(f) (the_only_frame.condemned_scroll_bars) | |
6d05db81 | 428 | #define FRAME_MENU_BAR_ITEMS(f) (the_only_frame.menu_bar_items) |
ff11dfa1 | 429 | |
a4659527 JB |
430 | /* See comments in definition above. */ |
431 | #define FRAME_SAMPLE_VISIBILITY(f) (0) | |
432 | ||
10a4cc63 JB |
433 | #define CHECK_FRAME(x, i) do; while (0) |
434 | #define CHECK_LIVE_FRAME(x, y) do; while (0) | |
ff11dfa1 JB |
435 | |
436 | /* FOR_EACH_FRAME (LIST_VAR, FRAME_VAR) followed by a statement is a | |
437 | `for' loop which iterates over the elements of Vframe_list. The | |
35f56f96 | 438 | loop will set FRAME_VAR, a Lisp_Object, to each frame in |
ff11dfa1 | 439 | Vframe_list in succession and execute the statement. LIST_VAR |
35f56f96 | 440 | should be a Lisp_Object too; it is used to iterate through the |
ff11dfa1 | 441 | Vframe_list. |
e5d77022 | 442 | |
ff11dfa1 JB |
443 | If MULTI_FRAME _is_ defined, then this loop expands to a real |
444 | `for' loop which traverses Vframe_list using LIST_VAR and | |
445 | FRAME_VAR. */ | |
446 | #define FOR_EACH_FRAME(list_var, frame_var) \ | |
35f56f96 | 447 | for (list_var = Qt; frame_var = selected_frame, ! NILP (list_var); list_var = Qnil) |
efa4ce8b | 448 | |
ff11dfa1 | 449 | #endif /* not MULTI_FRAME */ |
46a5c487 JB |
450 | |
451 | \f | |
a3c87d4e | 452 | /* Device- and MULTI_FRAME-independent scroll bar stuff. */ |
46a5c487 | 453 | |
a3c87d4e JB |
454 | /* The number of columns a vertical scroll bar occupies. */ |
455 | #define VERTICAL_SCROLL_BAR_WIDTH (2) | |
46a5c487 | 456 | |
a3c87d4e | 457 | /* Return the starting column (zero-based) of the vertical scroll bar |
46a5c487 JB |
458 | for window W. The column before this one is the last column we can |
459 | use for text. If the window touches the right edge of the frame, | |
a3c87d4e | 460 | we have extra space allocated for it. Otherwise, the scroll bar |
46a5c487 | 461 | takes over the window's rightmost columns. */ |
a3c87d4e | 462 | #define WINDOW_VERTICAL_SCROLL_BAR_COLUMN(w) \ |
46a5c487 JB |
463 | (((XINT ((w)->left) + XINT ((w)->width)) \ |
464 | < FRAME_WIDTH (XFRAME (WINDOW_FRAME (w)))) \ | |
a3c87d4e | 465 | ? XINT ((w)->left) + XINT ((w)->width) - VERTICAL_SCROLL_BAR_WIDTH \ |
46a5c487 JB |
466 | : FRAME_WIDTH (XFRAME (WINDOW_FRAME (w)))) |
467 | ||
a3c87d4e JB |
468 | /* Return the height in lines of the vertical scroll bar in w. If the |
469 | window has a mode line, don't make the scroll bar extend that far. */ | |
470 | #define WINDOW_VERTICAL_SCROLL_BAR_HEIGHT(w) (window_internal_height (w)) |