Commit | Line | Data |
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07bf635f | 1 | /* A general interface to the widgets of different toolkits. |
67f02b82 | 2 | |
4424d48a | 3 | Copyright (C) 1992, 1993 Lucid, Inc. |
ba318903 | 4 | Copyright (C) 1994-1996, 1999-2014 Free Software Foundation, Inc. |
07bf635f RS |
5 | |
6 | This file is part of the Lucid Widget Library. | |
7 | ||
177c0ea7 | 8 | The Lucid Widget Library is free software; you can redistribute it and/or |
07bf635f | 9 | modify it under the terms of the GNU General Public License as published by |
2aa86c0f | 10 | the Free Software Foundation; either version 2, or (at your option) |
07bf635f RS |
11 | any later version. |
12 | ||
13 | The Lucid Widget Library is distributed in the hope that it will be useful, | |
177c0ea7 | 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
07bf635f RS |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
fee0bd5f | 19 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
07bf635f | 20 | |
0f0912e6 | 21 | #include <config.h> |
0f0912e6 | 22 | |
d7306fe6 | 23 | #include <setjmp.h> |
67f02b82 | 24 | #include <lisp.h> |
fee5959d | 25 | #include <c-strcase.h> |
a3bf8a8c | 26 | |
07bf635f | 27 | #include <sys/types.h> |
07bf635f | 28 | #include <stdio.h> |
e7818b5a | 29 | #include "lwlib-int.h" |
07bf635f | 30 | #include "lwlib-utils.h" |
01492d1b | 31 | #include <X11/StringDefs.h> |
07bf635f | 32 | |
07bf635f RS |
33 | #if defined (USE_LUCID) |
34 | #include "lwlib-Xlw.h" | |
35 | #endif | |
36 | #if defined (USE_MOTIF) | |
37 | #include "lwlib-Xm.h" | |
ce5a08a1 FP |
38 | #else /* not USE_MOTIF */ |
39 | #if defined (USE_LUCID) | |
40 | #define USE_XAW | |
41 | #endif /* not USE_MOTIF && USE_LUCID */ | |
07bf635f | 42 | #endif |
9331cca8 | 43 | #if defined (USE_XAW) |
5262c5c7 CY |
44 | #ifdef HAVE_XAW3D |
45 | #include <X11/Xaw3d/Paned.h> | |
46 | #else /* !HAVE_XAW3D */ | |
cec17865 | 47 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 48 | #endif /* HAVE_XAW3D */ |
9331cca8 FP |
49 | #include "lwlib-Xaw.h" |
50 | #endif | |
07bf635f | 51 | |
db0e17de DL |
52 | #if !defined (USE_LUCID) && !defined (USE_MOTIF) |
53 | #error At least one of USE_LUCID or USE_MOTIF must be defined. | |
07bf635f RS |
54 | #endif |
55 | ||
2af91681 PR |
56 | #ifndef max |
57 | #define max(x, y) ((x) > (y) ? (x) : (y)) | |
58 | #endif | |
59 | ||
07bf635f RS |
60 | /* List of all widgets managed by the library. */ |
61 | static widget_info* | |
62 | all_widget_info = NULL; | |
63 | ||
99dcca2f | 64 | #ifdef USE_MOTIF |
a953c1e3 | 65 | const char *lwlib_toolkit_type = "motif"; |
99dcca2f | 66 | #else |
a953c1e3 | 67 | const char *lwlib_toolkit_type = "lucid"; |
99dcca2f | 68 | #endif |
07bf635f | 69 | |
f57e2426 J |
70 | static widget_value *merge_widget_value (widget_value *, |
71 | widget_value *, | |
72 | int, int *); | |
73 | static void instantiate_widget_instance (widget_instance *); | |
f57e2426 J |
74 | static void free_widget_value_tree (widget_value *); |
75 | static widget_value *copy_widget_value_tree (widget_value *, | |
76 | change_type); | |
a953c1e3 | 77 | static widget_info *allocate_widget_info (const char *, const char *, LWLIB_ID, |
f57e2426 J |
78 | widget_value *, |
79 | lw_callback, lw_callback, | |
80 | lw_callback, lw_callback); | |
81 | static void free_widget_info (widget_info *); | |
82 | static void mark_widget_destroyed (Widget, XtPointer, XtPointer); | |
83 | static widget_instance *allocate_widget_instance (widget_info *, | |
84 | Widget, Boolean); | |
85 | static void free_widget_instance (widget_instance *); | |
86 | static widget_info *get_widget_info (LWLIB_ID, Boolean); | |
87 | static widget_instance *get_widget_instance (Widget, Boolean); | |
88 | static widget_instance *find_instance (LWLIB_ID, Widget, Boolean); | |
d6dcbe70 DN |
89 | static Boolean safe_strcmp (const char *, const char *); |
90 | static Widget name_to_widget (widget_instance *, const char *); | |
f57e2426 J |
91 | static void set_one_value (widget_instance *, widget_value *, Boolean); |
92 | static void update_one_widget_instance (widget_instance *, Boolean); | |
93 | static void update_all_widget_values (widget_info *, Boolean); | |
94 | static void initialize_widget_instance (widget_instance *); | |
d6dcbe70 DN |
95 | static widget_creation_function find_in_table (const char *, const widget_creation_entry *); |
96 | static Boolean dialog_spec_p (const char *); | |
f57e2426 J |
97 | static void destroy_one_instance (widget_instance *); |
98 | static void lw_pop_all_widgets (LWLIB_ID, Boolean); | |
99 | static Boolean get_one_value (widget_instance *, widget_value *); | |
100 | static void show_one_widget_busy (Widget, Boolean); | |
07bf635f | 101 | |
07bf635f | 102 | static void |
c3174d16 | 103 | free_widget_value_tree (widget_value *wv) |
07bf635f RS |
104 | { |
105 | if (!wv) | |
106 | return; | |
107 | ||
81d40c92 DA |
108 | xfree (wv->name); |
109 | xfree (wv->value); | |
110 | xfree (wv->key); | |
07bf635f | 111 | |
a3bf8a8c | 112 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
113 | |
114 | if (wv->toolkit_data && wv->free_toolkit_data) | |
115 | { | |
53e28d2a | 116 | XtFree (wv->toolkit_data); |
07bf635f RS |
117 | wv->toolkit_data = (void *) 0xDEADBEEF; |
118 | } | |
119 | ||
120 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
121 | { | |
122 | free_widget_value_tree (wv->contents); | |
123 | wv->contents = (widget_value *) 0xDEADBEEF; | |
124 | } | |
125 | if (wv->next) | |
126 | { | |
127 | free_widget_value_tree (wv->next); | |
128 | wv->next = (widget_value *) 0xDEADBEEF; | |
129 | } | |
5668fb88 | 130 | xfree (wv); |
07bf635f RS |
131 | } |
132 | ||
133 | static widget_value * | |
c3174d16 | 134 | copy_widget_value_tree (widget_value *val, change_type change) |
07bf635f RS |
135 | { |
136 | widget_value* copy; | |
177c0ea7 | 137 | |
07bf635f RS |
138 | if (!val) |
139 | return NULL; | |
140 | if (val == (widget_value *) 1) | |
141 | return val; | |
142 | ||
5668fb88 DA |
143 | copy = xmalloc (sizeof (widget_value)); |
144 | copy->lname = copy->lkey = Qnil; | |
a0845323 DA |
145 | copy->name = xstrdup (val->name); |
146 | copy->value = val->value ? xstrdup (val->value) : NULL; | |
147 | copy->key = val->key ? xstrdup (val->key) : NULL; | |
a3bf8a8c | 148 | copy->help = val->help; |
07bf635f | 149 | copy->enabled = val->enabled; |
da88f592 | 150 | copy->button_type = val->button_type; |
07bf635f RS |
151 | copy->selected = val->selected; |
152 | copy->edited = False; | |
153 | copy->change = change; | |
0c12a958 | 154 | copy->this_one_change = change; |
07bf635f RS |
155 | copy->contents = copy_widget_value_tree (val->contents, change); |
156 | copy->call_data = val->call_data; | |
157 | copy->next = copy_widget_value_tree (val->next, change); | |
158 | copy->toolkit_data = NULL; | |
159 | copy->free_toolkit_data = False; | |
160 | return copy; | |
161 | } | |
162 | ||
163 | static widget_info * | |
a953c1e3 DN |
164 | allocate_widget_info (const char* type, |
165 | const char* name, | |
c825c0b6 J |
166 | LWLIB_ID id, |
167 | widget_value* val, | |
168 | lw_callback pre_activate_cb, | |
169 | lw_callback selection_cb, | |
170 | lw_callback post_activate_cb, | |
171 | lw_callback highlight_cb) | |
07bf635f | 172 | { |
3370edca | 173 | widget_info* info = (widget_info*) xmalloc (sizeof (widget_info)); |
a0845323 DA |
174 | info->type = xstrdup (type); |
175 | info->name = xstrdup (name); | |
07bf635f RS |
176 | info->id = id; |
177 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
178 | info->busy = False; | |
179 | info->pre_activate_cb = pre_activate_cb; | |
180 | info->selection_cb = selection_cb; | |
181 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 182 | info->highlight_cb = highlight_cb; |
07bf635f RS |
183 | info->instances = NULL; |
184 | ||
185 | info->next = all_widget_info; | |
186 | all_widget_info = info; | |
187 | ||
188 | return info; | |
189 | } | |
190 | ||
191 | static void | |
c3174d16 | 192 | free_widget_info (widget_info *info) |
07bf635f | 193 | { |
a0845323 DA |
194 | xfree (info->type); |
195 | xfree (info->name); | |
07bf635f | 196 | free_widget_value_tree (info->val); |
72af86bd | 197 | memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
81d40c92 | 198 | xfree (info); |
07bf635f RS |
199 | } |
200 | ||
201 | static void | |
c3174d16 | 202 | mark_widget_destroyed (Widget widget, XtPointer closure, XtPointer call_data) |
07bf635f RS |
203 | { |
204 | widget_instance* instance = (widget_instance*)closure; | |
205 | ||
206 | /* be very conservative */ | |
207 | if (instance->widget == widget) | |
208 | instance->widget = NULL; | |
209 | } | |
210 | ||
211 | static widget_instance * | |
db0e17de | 212 | allocate_widget_instance (widget_info* info, Widget parent, Boolean pop_up_p) |
07bf635f RS |
213 | { |
214 | widget_instance* instance = | |
3370edca | 215 | (widget_instance*) xmalloc (sizeof (widget_instance)); |
72af86bd | 216 | memset (instance, 0, sizeof *instance); |
07bf635f RS |
217 | instance->parent = parent; |
218 | instance->pop_up_p = pop_up_p; | |
219 | instance->info = info; | |
220 | instance->next = info->instances; | |
221 | info->instances = instance; | |
222 | ||
7ef3956a | 223 | instantiate_widget_instance (instance); |
07bf635f RS |
224 | |
225 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
226 | mark_widget_destroyed, (XtPointer)instance); | |
227 | return instance; | |
228 | } | |
229 | ||
230 | static void | |
c3174d16 | 231 | free_widget_instance (widget_instance *instance) |
07bf635f | 232 | { |
72af86bd | 233 | memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
81d40c92 | 234 | xfree (instance); |
07bf635f RS |
235 | } |
236 | ||
237 | static widget_info * | |
db0e17de | 238 | get_widget_info (LWLIB_ID id, Boolean remove_p) |
07bf635f RS |
239 | { |
240 | widget_info* info; | |
241 | widget_info* prev; | |
242 | for (prev = NULL, info = all_widget_info; | |
243 | info; | |
244 | prev = info, info = info->next) | |
245 | if (info->id == id) | |
246 | { | |
247 | if (remove_p) | |
248 | { | |
249 | if (prev) | |
250 | prev->next = info->next; | |
251 | else | |
252 | all_widget_info = info->next; | |
253 | } | |
254 | return info; | |
255 | } | |
256 | return NULL; | |
257 | } | |
258 | ||
9331cca8 FP |
259 | /* Internal function used by the library dependent implementation to get the |
260 | widget_value for a given widget in an instance */ | |
261 | widget_info * | |
c3174d16 | 262 | lw_get_widget_info (LWLIB_ID id) |
9331cca8 FP |
263 | { |
264 | return get_widget_info (id, 0); | |
265 | } | |
266 | ||
07bf635f | 267 | static widget_instance * |
db0e17de | 268 | get_widget_instance (Widget widget, Boolean remove_p) |
07bf635f RS |
269 | { |
270 | widget_info* info; | |
271 | widget_instance* instance; | |
272 | widget_instance* prev; | |
273 | for (info = all_widget_info; info; info = info->next) | |
274 | for (prev = NULL, instance = info->instances; | |
275 | instance; | |
276 | prev = instance, instance = instance->next) | |
277 | if (instance->widget == widget) | |
278 | { | |
279 | if (remove_p) | |
280 | { | |
281 | if (prev) | |
282 | prev->next = instance->next; | |
283 | else | |
284 | info->instances = instance->next; | |
285 | } | |
286 | return instance; | |
287 | } | |
288 | return (widget_instance *) 0; | |
289 | } | |
290 | ||
02512b20 GM |
291 | /* Value is a pointer to the widget_instance corresponding to |
292 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
293 | ||
294 | widget_instance * | |
c3174d16 | 295 | lw_get_widget_instance (Widget widget) |
02512b20 GM |
296 | { |
297 | return get_widget_instance (widget, False); | |
298 | } | |
299 | ||
07bf635f | 300 | static widget_instance* |
db0e17de | 301 | find_instance (LWLIB_ID id, Widget parent, Boolean pop_up_p) |
07bf635f RS |
302 | { |
303 | widget_info* info = get_widget_info (id, False); | |
304 | widget_instance* instance; | |
305 | ||
306 | if (info) | |
307 | for (instance = info->instances; instance; instance = instance->next) | |
308 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
309 | return instance; | |
310 | ||
311 | return NULL; | |
312 | } | |
313 | ||
314 | \f | |
315 | /* utility function for widget_value */ | |
316 | static Boolean | |
d6dcbe70 | 317 | safe_strcmp (const char *s1, const char *s2) |
07bf635f RS |
318 | { |
319 | if (!!s1 ^ !!s2) return True; | |
320 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
321 | } | |
322 | ||
07bf635f RS |
323 | |
324 | #if 0 | |
325 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
326 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
327 | name, \ | |
328 | (oc == NO_CHANGE ? "none" : \ | |
329 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
330 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
331 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
332 | oc, \ | |
333 | (nc == NO_CHANGE ? "none" : \ | |
334 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
335 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
336 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
337 | nc, desc, a1, a2) | |
338 | #else | |
9ac71959 | 339 | # define EXPLAIN(name, oc, nc, desc, a1, a2) ((void) 0) |
07bf635f RS |
340 | #endif |
341 | ||
342 | ||
343 | static widget_value * | |
c825c0b6 J |
344 | merge_widget_value (widget_value *val1, |
345 | widget_value *val2, | |
346 | int level, | |
347 | int *change_p) | |
07bf635f | 348 | { |
0c12a958 | 349 | change_type change, this_one_change; |
07bf635f RS |
350 | widget_value* merged_next; |
351 | widget_value* merged_contents; | |
352 | ||
353 | if (!val1) | |
354 | { | |
355 | if (val2) | |
a17063b5 GM |
356 | { |
357 | *change_p = 1; | |
358 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
359 | } | |
07bf635f RS |
360 | else |
361 | return NULL; | |
362 | } | |
363 | if (!val2) | |
364 | { | |
a17063b5 | 365 | *change_p = 1; |
07bf635f RS |
366 | free_widget_value_tree (val1); |
367 | return NULL; | |
368 | } | |
177c0ea7 | 369 | |
07bf635f RS |
370 | change = NO_CHANGE; |
371 | ||
372 | if (safe_strcmp (val1->name, val2->name)) | |
373 | { | |
374 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
375 | val1->name, val2->name); | |
376 | change = max (change, STRUCTURAL_CHANGE); | |
a0845323 | 377 | dupstring (&val1->name, val2->name); |
07bf635f RS |
378 | } |
379 | if (safe_strcmp (val1->value, val2->value)) | |
380 | { | |
381 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
382 | val1->value, val2->value); | |
383 | change = max (change, VISIBLE_CHANGE); | |
a0845323 | 384 | dupstring (&val1->value, val2->value); |
07bf635f RS |
385 | } |
386 | if (safe_strcmp (val1->key, val2->key)) | |
387 | { | |
388 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
389 | val1->key, val2->key); | |
390 | change = max (change, VISIBLE_CHANGE); | |
a0845323 | 391 | dupstring (&val1->key, val2->key); |
07bf635f | 392 | } |
a3bf8a8c | 393 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
394 | { |
395 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
396 | val1->help, val2->help); | |
397 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 398 | val1->help = val2->help; |
02512b20 | 399 | } |
07bf635f RS |
400 | if (val1->enabled != val2->enabled) |
401 | { | |
402 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
403 | val1->enabled, val2->enabled); | |
404 | change = max (change, VISIBLE_CHANGE); | |
405 | val1->enabled = val2->enabled; | |
406 | } | |
da88f592 GM |
407 | if (val1->button_type != val2->button_type) |
408 | { | |
409 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
410 | val1->button_type, val2->button_type); | |
411 | change = max (change, VISIBLE_CHANGE); | |
412 | val1->button_type = val2->button_type; | |
413 | } | |
07bf635f RS |
414 | if (val1->selected != val2->selected) |
415 | { | |
416 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
417 | val1->selected, val2->selected); | |
418 | change = max (change, VISIBLE_CHANGE); | |
419 | val1->selected = val2->selected; | |
420 | } | |
421 | if (val1->call_data != val2->call_data) | |
422 | { | |
423 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
424 | val1->call_data, val2->call_data); | |
425 | change = max (change, INVISIBLE_CHANGE); | |
426 | val1->call_data = val2->call_data; | |
427 | } | |
428 | ||
429 | if (level > 0) | |
430 | { | |
431 | merged_contents = | |
a17063b5 GM |
432 | merge_widget_value (val1->contents, val2->contents, level - 1, |
433 | change_p); | |
177c0ea7 | 434 | |
07bf635f RS |
435 | if (val1->contents && !merged_contents) |
436 | { | |
7ef3956a RS |
437 | /* This used to say INVISIBLE_CHANGE, |
438 | but it is visible and vitally important when | |
439 | the contents of the menu bar itself are entirely deleted. | |
440 | ||
441 | But maybe it doesn't matter. This fails to fix the bug. */ | |
442 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 443 | 0, 0); |
7ef3956a | 444 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
445 | } |
446 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
447 | { | |
448 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
449 | 0, 0); | |
450 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 451 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
452 | #ifdef USE_MOTIF |
453 | change = max (merged_contents->change, change); | |
61069f2b | 454 | #endif |
2fe6d204 | 455 | #endif |
07bf635f | 456 | } |
177c0ea7 | 457 | |
07bf635f RS |
458 | val1->contents = merged_contents; |
459 | } | |
460 | ||
0c12a958 RS |
461 | this_one_change = change; |
462 | ||
a17063b5 | 463 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
464 | |
465 | if (val1->next && !merged_next) | |
466 | { | |
467 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
468 | 0, 0); | |
469 | change = max (change, STRUCTURAL_CHANGE); | |
470 | } | |
471 | else if (merged_next) | |
472 | { | |
473 | if (merged_next->change) | |
474 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
475 | 0, 0); | |
476 | change = max (change, merged_next->change); | |
477 | } | |
478 | ||
479 | val1->next = merged_next; | |
480 | ||
0c12a958 | 481 | val1->this_one_change = this_one_change; |
07bf635f | 482 | val1->change = change; |
177c0ea7 | 483 | |
07bf635f RS |
484 | if (change > NO_CHANGE && val1->toolkit_data) |
485 | { | |
a17063b5 | 486 | *change_p = 1; |
07bf635f | 487 | if (val1->free_toolkit_data) |
53e28d2a | 488 | XtFree (val1->toolkit_data); |
07bf635f RS |
489 | val1->toolkit_data = NULL; |
490 | } | |
491 | ||
492 | return val1; | |
493 | } | |
494 | ||
495 | \f | |
496 | /* modifying the widgets */ | |
497 | static Widget | |
d6dcbe70 | 498 | name_to_widget (widget_instance *instance, const char *name) |
07bf635f RS |
499 | { |
500 | Widget widget = NULL; | |
501 | ||
502 | if (!instance->widget) | |
503 | return NULL; | |
504 | ||
505 | if (!strcmp (XtName (instance->widget), name)) | |
506 | widget = instance->widget; | |
507 | else | |
508 | { | |
509 | int length = strlen (name) + 2; | |
f60044f5 | 510 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
511 | real_name [0] = '*'; |
512 | strcpy (real_name + 1, name); | |
177c0ea7 | 513 | |
07bf635f | 514 | widget = XtNameToWidget (instance->widget, real_name); |
f60044f5 | 515 | |
81d40c92 | 516 | xfree (real_name); |
07bf635f RS |
517 | } |
518 | return widget; | |
519 | } | |
520 | ||
521 | static void | |
db0e17de | 522 | set_one_value (widget_instance* instance, widget_value* val, Boolean deep_p) |
07bf635f RS |
523 | { |
524 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 525 | |
07bf635f RS |
526 | if (widget) |
527 | { | |
528 | #if defined (USE_LUCID) | |
529 | if (lw_lucid_widget_p (instance->widget)) | |
530 | xlw_update_one_widget (instance, widget, val, deep_p); | |
531 | #endif | |
532 | #if defined (USE_MOTIF) | |
533 | if (lw_motif_widget_p (instance->widget)) | |
534 | xm_update_one_widget (instance, widget, val, deep_p); | |
535 | #endif | |
9331cca8 FP |
536 | #if defined (USE_XAW) |
537 | if (lw_xaw_widget_p (instance->widget)) | |
538 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
539 | #endif |
540 | } | |
541 | } | |
542 | ||
543 | static void | |
db0e17de | 544 | update_one_widget_instance (widget_instance* instance, Boolean deep_p) |
07bf635f RS |
545 | { |
546 | widget_value *val; | |
547 | ||
548 | if (!instance->widget) | |
549 | /* the widget was destroyed */ | |
550 | return; | |
551 | ||
552 | for (val = instance->info->val; val; val = val->next) | |
553 | if (val->change != NO_CHANGE) | |
554 | set_one_value (instance, val, deep_p); | |
555 | } | |
556 | ||
557 | static void | |
db0e17de | 558 | update_all_widget_values (widget_info* info, Boolean deep_p) |
07bf635f RS |
559 | { |
560 | widget_instance* instance; | |
561 | widget_value* val; | |
562 | ||
563 | for (instance = info->instances; instance; instance = instance->next) | |
564 | update_one_widget_instance (instance, deep_p); | |
565 | ||
566 | for (val = info->val; val; val = val->next) | |
567 | val->change = NO_CHANGE; | |
568 | } | |
569 | ||
a17063b5 | 570 | int |
db0e17de | 571 | lw_modify_all_widgets (LWLIB_ID id, widget_value* val, Boolean deep_p) |
07bf635f RS |
572 | { |
573 | widget_info* info = get_widget_info (id, False); | |
574 | widget_value* new_val; | |
575 | widget_value* next_new_val; | |
576 | widget_value* cur; | |
577 | widget_value* prev; | |
578 | widget_value* next; | |
579 | int found; | |
a17063b5 | 580 | int change_p = 0; |
07bf635f RS |
581 | |
582 | if (!info) | |
fdc4d3cd | 583 | return 0; |
07bf635f RS |
584 | |
585 | for (new_val = val; new_val; new_val = new_val->next) | |
586 | { | |
587 | next_new_val = new_val->next; | |
588 | new_val->next = NULL; | |
589 | found = False; | |
590 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
591 | if (!strcmp (cur->name, new_val->name)) | |
592 | { | |
593 | found = True; | |
594 | next = cur->next; | |
595 | cur->next = NULL; | |
a17063b5 GM |
596 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
597 | &change_p); | |
07bf635f RS |
598 | if (prev) |
599 | prev->next = cur ? cur : next; | |
600 | else | |
601 | info->val = cur ? cur : next; | |
602 | if (cur) | |
603 | cur->next = next; | |
604 | break; | |
605 | } | |
606 | if (!found) | |
607 | { | |
608 | /* Could not find it, add it */ | |
609 | if (prev) | |
610 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
611 | else | |
612 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 613 | change_p = 1; |
07bf635f RS |
614 | } |
615 | new_val->next = next_new_val; | |
616 | } | |
617 | ||
618 | update_all_widget_values (info, deep_p); | |
a17063b5 | 619 | return change_p; |
07bf635f RS |
620 | } |
621 | ||
622 | \f | |
623 | /* creating the widgets */ | |
624 | ||
625 | static void | |
c3174d16 | 626 | initialize_widget_instance (widget_instance *instance) |
07bf635f RS |
627 | { |
628 | widget_value* val; | |
629 | ||
630 | for (val = instance->info->val; val; val = val->next) | |
631 | val->change = STRUCTURAL_CHANGE; | |
632 | ||
633 | update_one_widget_instance (instance, True); | |
634 | ||
635 | for (val = instance->info->val; val; val = val->next) | |
636 | val->change = NO_CHANGE; | |
637 | } | |
638 | ||
639 | ||
640 | static widget_creation_function | |
d6dcbe70 | 641 | find_in_table (const char *type, const widget_creation_entry *table) |
07bf635f | 642 | { |
d6dcbe70 | 643 | const widget_creation_entry* cur; |
07bf635f | 644 | for (cur = table; cur->type; cur++) |
fee5959d | 645 | if (!c_strcasecmp (type, cur->type)) |
07bf635f RS |
646 | return cur->function; |
647 | return NULL; | |
648 | } | |
649 | ||
650 | static Boolean | |
d6dcbe70 | 651 | dialog_spec_p (const char *name) |
07bf635f | 652 | { |
177c0ea7 | 653 | /* return True if name matches [EILPQeilpq][1-9][Bb] or |
07bf635f RS |
654 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ |
655 | if (!name) | |
656 | return False; | |
177c0ea7 | 657 | |
07bf635f RS |
658 | switch (name [0]) |
659 | { | |
660 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
661 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
662 | if (name [1] >= '0' && name [1] <= '9') | |
663 | { | |
664 | if (name [2] != 'B' && name [2] != 'b') | |
665 | return False; | |
666 | if (!name [3]) | |
667 | return True; | |
668 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
669 | return True; | |
670 | if ((name [3] == 'R' || name [3] == 'r') | |
671 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
672 | return True; | |
673 | return False; | |
674 | } | |
675 | else | |
676 | return False; | |
177c0ea7 | 677 | |
07bf635f RS |
678 | default: |
679 | return False; | |
680 | } | |
681 | } | |
682 | ||
683 | static void | |
c3174d16 | 684 | instantiate_widget_instance (widget_instance *instance) |
07bf635f RS |
685 | { |
686 | widget_creation_function function = NULL; | |
687 | ||
688 | #if defined (USE_LUCID) | |
689 | if (!function) | |
690 | function = find_in_table (instance->info->type, xlw_creation_table); | |
691 | #endif | |
692 | #if defined(USE_MOTIF) | |
693 | if (!function) | |
694 | function = find_in_table (instance->info->type, xm_creation_table); | |
695 | #endif | |
9331cca8 FP |
696 | #if defined (USE_XAW) |
697 | if (!function) | |
698 | function = find_in_table (instance->info->type, xaw_creation_table); | |
699 | #endif | |
07bf635f RS |
700 | |
701 | if (!function) | |
702 | { | |
703 | if (dialog_spec_p (instance->info->type)) | |
704 | { | |
705 | #if defined (USE_LUCID) | |
706 | /* not yet */ | |
707 | #endif | |
708 | #if defined(USE_MOTIF) | |
709 | if (!function) | |
710 | function = xm_create_dialog; | |
711 | #endif | |
9331cca8 FP |
712 | #if defined (USE_XAW) |
713 | if (!function) | |
714 | function = xaw_create_dialog; | |
07bf635f RS |
715 | #endif |
716 | } | |
717 | } | |
177c0ea7 | 718 | |
07bf635f RS |
719 | if (!function) |
720 | { | |
721 | printf ("No creation function for widget type %s\n", | |
722 | instance->info->type); | |
723 | abort (); | |
724 | } | |
725 | ||
726 | instance->widget = (*function) (instance); | |
727 | ||
728 | if (!instance->widget) | |
729 | abort (); | |
730 | ||
731 | /* XtRealizeWidget (instance->widget);*/ | |
732 | } | |
733 | ||
177c0ea7 | 734 | void |
a953c1e3 DN |
735 | lw_register_widget (const char* type, |
736 | const char* name, | |
c825c0b6 J |
737 | LWLIB_ID id, |
738 | widget_value* val, | |
739 | lw_callback pre_activate_cb, | |
740 | lw_callback selection_cb, | |
741 | lw_callback post_activate_cb, | |
742 | lw_callback highlight_cb) | |
07bf635f RS |
743 | { |
744 | if (!get_widget_info (id, False)) | |
745 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 746 | post_activate_cb, highlight_cb); |
07bf635f RS |
747 | } |
748 | ||
749 | Widget | |
db0e17de | 750 | lw_get_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) |
07bf635f RS |
751 | { |
752 | widget_instance* instance; | |
177c0ea7 | 753 | |
07bf635f RS |
754 | instance = find_instance (id, parent, pop_up_p); |
755 | return instance ? instance->widget : NULL; | |
756 | } | |
757 | ||
758 | Widget | |
db0e17de | 759 | lw_make_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) |
07bf635f RS |
760 | { |
761 | widget_instance* instance; | |
762 | widget_info* info; | |
177c0ea7 | 763 | |
07bf635f RS |
764 | instance = find_instance (id, parent, pop_up_p); |
765 | if (!instance) | |
766 | { | |
767 | info = get_widget_info (id, False); | |
768 | if (!info) | |
769 | return NULL; | |
770 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
771 | initialize_widget_instance (instance); | |
772 | } | |
773 | if (!instance->widget) | |
774 | abort (); | |
775 | return instance->widget; | |
776 | } | |
777 | ||
778 | Widget | |
a953c1e3 | 779 | lw_create_widget (const char* type, const char* name, LWLIB_ID id, widget_value* val, |
db0e17de DL |
780 | Widget parent, Boolean pop_up_p, |
781 | lw_callback pre_activate_cb, lw_callback selection_cb, | |
782 | lw_callback post_activate_cb, lw_callback highlight_cb) | |
07bf635f RS |
783 | { |
784 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 785 | post_activate_cb, highlight_cb); |
07bf635f RS |
786 | return lw_make_widget (id, parent, pop_up_p); |
787 | } | |
177c0ea7 | 788 | |
07bf635f RS |
789 | \f |
790 | /* destroying the widgets */ | |
791 | static void | |
c3174d16 | 792 | destroy_one_instance (widget_instance *instance) |
07bf635f RS |
793 | { |
794 | /* Remove the destroy callback on the widget; that callback will try to | |
795 | dereference the instance object (to set its widget slot to 0, since the | |
796 | widget is dead.) Since the instance is now dead, we don't have to worry | |
797 | about the fact that its widget is dead too. | |
798 | ||
799 | This happens in the Phase2Destroy of the widget, so this callback would | |
800 | not have been run until arbitrarily long after the instance was freed. | |
801 | */ | |
802 | if (instance->widget) | |
803 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
804 | mark_widget_destroyed, (XtPointer)instance); | |
805 | ||
806 | if (instance->widget) | |
807 | { | |
808 | /* The else are pretty tricky here, including the empty statement | |
809 | at the end because it would be very bad to destroy a widget | |
810 | twice. */ | |
811 | #if defined (USE_LUCID) | |
812 | if (lw_lucid_widget_p (instance->widget)) | |
813 | xlw_destroy_instance (instance); | |
814 | else | |
815 | #endif | |
816 | #if defined (USE_MOTIF) | |
817 | if (lw_motif_widget_p (instance->widget)) | |
818 | xm_destroy_instance (instance); | |
819 | else | |
820 | #endif | |
9331cca8 FP |
821 | #if defined (USE_XAW) |
822 | if (lw_xaw_widget_p (instance->widget)) | |
823 | xaw_destroy_instance (instance); | |
177c0ea7 | 824 | else |
07bf635f | 825 | #endif |
9ac71959 PE |
826 | { |
827 | /* Empty compound statement to terminate if-then-else chain. */ | |
828 | } | |
07bf635f RS |
829 | } |
830 | ||
831 | free_widget_instance (instance); | |
832 | } | |
833 | ||
834 | void | |
c3174d16 | 835 | lw_destroy_widget (Widget w) |
07bf635f RS |
836 | { |
837 | widget_instance* instance = get_widget_instance (w, True); | |
177c0ea7 | 838 | |
07bf635f RS |
839 | if (instance) |
840 | { | |
841 | widget_info *info = instance->info; | |
842 | /* instance has already been removed from the list; free it */ | |
843 | destroy_one_instance (instance); | |
844 | /* if there are no instances left, free the info too */ | |
845 | if (!info->instances) | |
846 | lw_destroy_all_widgets (info->id); | |
847 | } | |
848 | } | |
849 | ||
850 | void | |
c3174d16 | 851 | lw_destroy_all_widgets (LWLIB_ID id) |
07bf635f RS |
852 | { |
853 | widget_info* info = get_widget_info (id, True); | |
854 | widget_instance* instance; | |
855 | widget_instance* next; | |
856 | ||
857 | if (info) | |
858 | { | |
859 | for (instance = info->instances; instance; ) | |
860 | { | |
861 | next = instance->next; | |
862 | destroy_one_instance (instance); | |
863 | instance = next; | |
864 | } | |
865 | free_widget_info (info); | |
866 | } | |
867 | } | |
868 | ||
869 | void | |
c3174d16 | 870 | lw_destroy_everything (void) |
07bf635f RS |
871 | { |
872 | while (all_widget_info) | |
873 | lw_destroy_all_widgets (all_widget_info->id); | |
874 | } | |
875 | ||
876 | void | |
c3174d16 | 877 | lw_destroy_all_pop_ups (void) |
07bf635f RS |
878 | { |
879 | widget_info* info; | |
880 | widget_info* next; | |
881 | widget_instance* instance; | |
882 | ||
883 | for (info = all_widget_info; info; info = next) | |
884 | { | |
885 | next = info->next; | |
886 | instance = info->instances; | |
887 | if (instance && instance->pop_up_p) | |
888 | lw_destroy_all_widgets (info->id); | |
889 | } | |
890 | } | |
891 | ||
892 | #ifdef USE_MOTIF | |
748945cc | 893 | extern Widget first_child (Widget); /* garbage */ |
07bf635f RS |
894 | #endif |
895 | ||
896 | Widget | |
c3174d16 | 897 | lw_raise_all_pop_up_widgets (void) |
07bf635f RS |
898 | { |
899 | widget_info* info; | |
900 | widget_instance* instance; | |
901 | Widget result = NULL; | |
902 | ||
903 | for (info = all_widget_info; info; info = info->next) | |
904 | for (instance = info->instances; instance; instance = instance->next) | |
905 | if (instance->pop_up_p) | |
906 | { | |
907 | Widget widget = instance->widget; | |
908 | if (widget) | |
909 | { | |
910 | if (XtIsManaged (widget) | |
911 | #ifdef USE_MOTIF | |
912 | /* What a complete load of crap!!!! | |
913 | When a dialogShell is on the screen, it is not managed! | |
914 | */ | |
915 | || (lw_motif_widget_p (instance->widget) && | |
916 | XtIsManaged (first_child (widget))) | |
917 | #endif | |
918 | ) | |
919 | { | |
920 | if (!result) | |
921 | result = widget; | |
922 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
923 | } | |
924 | } | |
925 | } | |
926 | return result; | |
927 | } | |
928 | ||
929 | static void | |
db0e17de | 930 | lw_pop_all_widgets (LWLIB_ID id, Boolean up) |
07bf635f RS |
931 | { |
932 | widget_info* info = get_widget_info (id, False); | |
933 | widget_instance* instance; | |
934 | ||
935 | if (info) | |
936 | for (instance = info->instances; instance; instance = instance->next) | |
937 | if (instance->pop_up_p && instance->widget) | |
938 | { | |
07bf635f RS |
939 | #if defined (USE_LUCID) |
940 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
941 | { |
942 | XtRealizeWidget (instance->widget); | |
943 | xlw_pop_instance (instance, up); | |
944 | } | |
07bf635f RS |
945 | #endif |
946 | #if defined (USE_MOTIF) | |
947 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
948 | { |
949 | XtRealizeWidget (instance->widget); | |
950 | xm_pop_instance (instance, up); | |
951 | } | |
07bf635f | 952 | #endif |
9331cca8 FP |
953 | #if defined (USE_XAW) |
954 | if (lw_xaw_widget_p (instance->widget)) | |
955 | { | |
956 | XtRealizeWidget (XtParent (instance->widget)); | |
957 | XtRealizeWidget (instance->widget); | |
958 | xaw_pop_instance (instance, up); | |
959 | } | |
07bf635f RS |
960 | #endif |
961 | } | |
962 | } | |
963 | ||
964 | void | |
c3174d16 | 965 | lw_pop_up_all_widgets (LWLIB_ID id) |
07bf635f RS |
966 | { |
967 | lw_pop_all_widgets (id, True); | |
968 | } | |
969 | ||
970 | void | |
c3174d16 | 971 | lw_pop_down_all_widgets (LWLIB_ID id) |
07bf635f RS |
972 | { |
973 | lw_pop_all_widgets (id, False); | |
974 | } | |
975 | ||
976 | void | |
c3174d16 | 977 | lw_popup_menu (Widget widget, XEvent *event) |
07bf635f RS |
978 | { |
979 | #if defined (USE_LUCID) | |
980 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 981 | xlw_popup_menu (widget, event); |
07bf635f RS |
982 | #endif |
983 | #if defined (USE_MOTIF) | |
984 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 985 | xm_popup_menu (widget, event); |
07bf635f | 986 | #endif |
9331cca8 FP |
987 | #if defined (USE_XAW) |
988 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 989 | xaw_popup_menu (widget, event); |
9331cca8 | 990 | #endif |
07bf635f RS |
991 | } |
992 | ||
993 | \f/* get the values back */ | |
994 | static Boolean | |
c3174d16 | 995 | get_one_value (widget_instance *instance, widget_value *val) |
07bf635f RS |
996 | { |
997 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 998 | |
07bf635f RS |
999 | if (widget) |
1000 | { | |
1001 | #if defined (USE_LUCID) | |
1002 | if (lw_lucid_widget_p (instance->widget)) | |
1003 | xlw_update_one_value (instance, widget, val); | |
1004 | #endif | |
1005 | #if defined (USE_MOTIF) | |
1006 | if (lw_motif_widget_p (instance->widget)) | |
1007 | xm_update_one_value (instance, widget, val); | |
1008 | #endif | |
9331cca8 FP |
1009 | #if defined (USE_XAW) |
1010 | if (lw_xaw_widget_p (instance->widget)) | |
1011 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1012 | #endif |
1013 | return True; | |
1014 | } | |
1015 | else | |
1016 | return False; | |
1017 | } | |
1018 | ||
1019 | Boolean | |
c3174d16 | 1020 | lw_get_some_values (LWLIB_ID id, widget_value *val_out) |
07bf635f RS |
1021 | { |
1022 | widget_info* info = get_widget_info (id, False); | |
1023 | widget_instance* instance; | |
1024 | widget_value* val; | |
1025 | Boolean result = False; | |
1026 | ||
1027 | if (!info) | |
1028 | return False; | |
1029 | ||
1030 | instance = info->instances; | |
1031 | if (!instance) | |
1032 | return False; | |
1033 | ||
1034 | for (val = val_out; val; val = val->next) | |
1035 | if (get_one_value (instance, val)) | |
1036 | result = True; | |
1037 | ||
1038 | return result; | |
1039 | } | |
1040 | ||
1041 | widget_value* | |
c3174d16 | 1042 | lw_get_all_values (LWLIB_ID id) |
07bf635f RS |
1043 | { |
1044 | widget_info* info = get_widget_info (id, False); | |
1045 | widget_value* val = info->val; | |
1046 | if (lw_get_some_values (id, val)) | |
1047 | return val; | |
1048 | else | |
1049 | return NULL; | |
1050 | } | |
1051 | ||
1052 | /* internal function used by the library dependent implementation to get the | |
1053 | widget_value for a given widget in an instance */ | |
1054 | widget_value* | |
c3174d16 | 1055 | lw_get_widget_value_for_widget (widget_instance *instance, Widget w) |
07bf635f RS |
1056 | { |
1057 | char* name = XtName (w); | |
1058 | widget_value* cur; | |
1059 | for (cur = instance->info->val; cur; cur = cur->next) | |
1060 | if (!strcmp (cur->name, name)) | |
1061 | return cur; | |
1062 | return NULL; | |
1063 | } | |
1064 | ||
1065 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1066 | |
1067 | /* To forbid recursive calls */ | |
1068 | static Boolean lwlib_updating; | |
1069 | ||
20db1522 JB |
1070 | /* This function can be used as an XtCallback for the widgets that get |
1071 | modified to update other instances of the widgets. Closure should be the | |
1072 | widget_instance. */ | |
07bf635f | 1073 | void |
c825c0b6 J |
1074 | lw_internal_update_other_instances (Widget widget, |
1075 | XtPointer closure, | |
1076 | XtPointer call_data) | |
07bf635f | 1077 | { |
07bf635f RS |
1078 | widget_instance* instance = (widget_instance*)closure; |
1079 | char* name = XtName (widget); | |
1080 | widget_info* info; | |
1081 | widget_instance* cur; | |
1082 | widget_value* val; | |
1083 | ||
bd2c5b53 KH |
1084 | /* Avoid possibly infinite recursion. */ |
1085 | if (lwlib_updating) | |
07bf635f RS |
1086 | return; |
1087 | ||
1088 | /* protect against the widget being destroyed */ | |
1089 | if (XtWidgetBeingDestroyedP (widget)) | |
1090 | return; | |
1091 | ||
1092 | /* Return immediately if there are no other instances */ | |
1093 | info = instance->info; | |
1094 | if (!info->instances->next) | |
1095 | return; | |
1096 | ||
bd2c5b53 | 1097 | lwlib_updating = True; |
07bf635f RS |
1098 | |
1099 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1100 | ||
1101 | if (val && get_one_value (instance, val)) | |
1102 | for (cur = info->instances; cur; cur = cur->next) | |
1103 | if (cur != instance) | |
1104 | set_one_value (cur, val, True); | |
1105 | ||
bd2c5b53 | 1106 | lwlib_updating = False; |
07bf635f RS |
1107 | } |
1108 | ||
1109 | ||
1110 | \f/* get the id */ | |
1111 | ||
1112 | LWLIB_ID | |
c3174d16 | 1113 | lw_get_widget_id (Widget w) |
07bf635f RS |
1114 | { |
1115 | widget_instance* instance = get_widget_instance (w, False); | |
1116 | ||
1117 | return instance ? instance->info->id : 0; | |
1118 | } | |
1119 | ||
1120 | \f/* set the keyboard focus */ | |
1121 | void | |
c3174d16 | 1122 | lw_set_keyboard_focus (Widget parent, Widget w) |
07bf635f RS |
1123 | { |
1124 | #if defined (USE_MOTIF) | |
1125 | xm_set_keyboard_focus (parent, w); | |
1126 | #else | |
1127 | XtSetKeyboardFocus (parent, w); | |
1128 | #endif | |
1129 | } | |
1130 | ||
1131 | \f/* Show busy */ | |
1132 | static void | |
db0e17de | 1133 | show_one_widget_busy (Widget w, Boolean flag) |
07bf635f RS |
1134 | { |
1135 | Pixel foreground = 0; | |
1136 | Pixel background = 1; | |
1137 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1138 | if (!widget_to_invert) | |
1139 | widget_to_invert = w; | |
177c0ea7 | 1140 | |
07bf635f RS |
1141 | XtVaGetValues (widget_to_invert, |
1142 | XtNforeground, &foreground, | |
1143 | XtNbackground, &background, | |
8dd095ee | 1144 | NULL); |
07bf635f RS |
1145 | XtVaSetValues (widget_to_invert, |
1146 | XtNforeground, background, | |
1147 | XtNbackground, foreground, | |
8dd095ee | 1148 | NULL); |
07bf635f RS |
1149 | } |
1150 | ||
1151 | void | |
db0e17de | 1152 | lw_show_busy (Widget w, Boolean busy) |
07bf635f RS |
1153 | { |
1154 | widget_instance* instance = get_widget_instance (w, False); | |
1155 | widget_info* info; | |
1156 | widget_instance* next; | |
1157 | ||
1158 | if (instance) | |
1159 | { | |
1160 | info = instance->info; | |
1161 | if (info->busy != busy) | |
1162 | { | |
1163 | for (next = info->instances; next; next = next->next) | |
1164 | if (next->widget) | |
1165 | show_one_widget_busy (next->widget, busy); | |
1166 | info->busy = busy; | |
1167 | } | |
1168 | } | |
1169 | } | |
2af91681 PR |
1170 | |
1171 | /* This hack exists because Lucid/Athena need to execute the strange | |
1172 | function below to support geometry management. */ | |
1173 | void | |
db0e17de | 1174 | lw_refigure_widget (Widget w, Boolean doit) |
2af91681 | 1175 | { |
177c0ea7 | 1176 | #if defined (USE_XAW) |
2af91681 PR |
1177 | XawPanedSetRefigureMode (w, doit); |
1178 | #endif | |
1179 | #if defined (USE_MOTIF) | |
1180 | if (doit) | |
2af91681 | 1181 | XtManageChild (w); |
a61155bc RS |
1182 | else |
1183 | XtUnmanageChild (w); | |
2af91681 PR |
1184 | #endif |
1185 | } | |
1186 | ||
1187 | /* Toolkit independent way of determining if an event window is in the | |
1188 | menubar. */ | |
1189 | Boolean | |
c3174d16 | 1190 | lw_window_is_in_menubar (Window win, Widget menubar_widget) |
2af91681 PR |
1191 | { |
1192 | return menubar_widget | |
1193 | #if defined (USE_LUCID) | |
1194 | && XtWindow (menubar_widget) == win; | |
1195 | #endif | |
1196 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1197 | && ((XtWindow (menubar_widget) == win) |
1198 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1199 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1200 | == menubar_widget))); | |
2af91681 PR |
1201 | #endif |
1202 | } | |
1203 | ||
1204 | /* Motif hack to set the main window areas. */ | |
1205 | void | |
c3174d16 | 1206 | lw_set_main_areas (Widget parent, Widget menubar, Widget work_area) |
2af91681 PR |
1207 | { |
1208 | #if defined (USE_MOTIF) | |
6618806e | 1209 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1210 | #endif |
1211 | } | |
1212 | ||
1213 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1214 | is about to be modified. */ | |
1215 | void | |
db0e17de | 1216 | lw_allow_resizing (Widget w, Boolean flag) |
2af91681 PR |
1217 | { |
1218 | #if defined (USE_MOTIF) | |
f78c5177 | 1219 | xm_manage_resizing (w, flag); |
2af91681 PR |
1220 | #endif |
1221 | } | |
da88f592 GM |
1222 | |
1223 | ||
1224 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1225 | set to an appropriate enumerator of type enum menu_separator. | |
1226 | MOTIF_P non-zero means map separator types not supported by Motif | |
1227 | to similar ones that are supported. */ | |
1228 | ||
1229 | int | |
d6dcbe70 | 1230 | lw_separator_p (const char *label, enum menu_separator *type, int motif_p) |
da88f592 | 1231 | { |
0f3360b0 | 1232 | int separator_p = 0; |
da88f592 GM |
1233 | |
1234 | if (strlen (label) >= 3 | |
72af86bd | 1235 | && memcmp (label, "--:", 3) == 0) |
da88f592 GM |
1236 | { |
1237 | static struct separator_table | |
1238 | { | |
a953c1e3 | 1239 | const char *name; |
da88f592 GM |
1240 | enum menu_separator type; |
1241 | } | |
1242 | separator_names[] = | |
1243 | { | |
4a5301d8 PJ |
1244 | {"space", SEPARATOR_NO_LINE}, |
1245 | {"noLine", SEPARATOR_NO_LINE}, | |
1246 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1247 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1248 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1249 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1250 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1251 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1252 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1253 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1254 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1255 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1256 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1257 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1258 | {0,0} | |
da88f592 GM |
1259 | }; |
1260 | ||
1261 | int i; | |
1262 | ||
1263 | label += 3; | |
1264 | for (i = 0; separator_names[i].name; ++i) | |
1265 | if (strcmp (label, separator_names[i].name) == 0) | |
1266 | { | |
1267 | separator_p = 1; | |
1268 | *type = separator_names[i].type; | |
1269 | ||
2af98732 GM |
1270 | /* If separator type is not supported under Motif, |
1271 | use a similar one. */ | |
1272 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1273 | *type -= 4; | |
1274 | break; | |
1275 | } | |
1276 | } | |
1277 | else if (strlen (label) > 3 | |
72af86bd | 1278 | && memcmp (label, "--", 2) == 0 |
46d74a69 | 1279 | && label[2] != '-') |
2af98732 GM |
1280 | { |
1281 | /* Alternative, more Emacs-style names. */ | |
1282 | static struct separator_table | |
1283 | { | |
a953c1e3 | 1284 | const char *name; |
2af98732 GM |
1285 | enum menu_separator type; |
1286 | } | |
1287 | separator_names[] = | |
1288 | { | |
4a5301d8 PJ |
1289 | {"space", SEPARATOR_NO_LINE}, |
1290 | {"no-line", SEPARATOR_NO_LINE}, | |
1291 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1292 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1293 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1294 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1295 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1296 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1297 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1298 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1299 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1300 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1301 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1302 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1303 | {0,0} | |
2af98732 GM |
1304 | }; |
1305 | ||
1306 | int i; | |
1307 | ||
1308 | label += 2; | |
1309 | for (i = 0; separator_names[i].name; ++i) | |
1310 | if (strcmp (label, separator_names[i].name) == 0) | |
1311 | { | |
1312 | separator_p = 1; | |
1313 | *type = separator_names[i].type; | |
1314 | ||
da88f592 GM |
1315 | /* If separator type is not supported under Motif, |
1316 | use a similar one. */ | |
1317 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1318 | *type -= 4; | |
1319 | break; | |
1320 | } | |
1321 | } | |
1322 | else | |
1323 | { | |
1324 | /* Old-style separator, maybe. It's a separator if it contains | |
1325 | only dashes. */ | |
1326 | while (*label == '-') | |
1327 | ++label; | |
1328 | separator_p = *label == 0; | |
1329 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1330 | } | |
1331 | ||
1332 | return separator_p; | |
1333 | } |