Commit | Line | Data |
---|---|---|
07bf635f RS |
1 | /* A general interface to the widgets of different toolkits. |
2 | Copyright (C) 1992, 1993 Lucid, Inc. | |
3 | ||
4 | This file is part of the Lucid Widget Library. | |
5 | ||
6 | The Lucid Widget Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2, or (at your option) | |
9 | any later version. | |
10 | ||
11 | The Lucid Widget Library 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 | |
3b7ad313 EN |
18 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
19 | Boston, MA 02111-1307, USA. */ | |
07bf635f RS |
20 | |
21 | #ifdef NeXT | |
22 | #undef __STRICT_BSD__ /* ick */ | |
23 | #endif | |
24 | ||
0f0912e6 PE |
25 | #ifdef HAVE_CONFIG_H |
26 | #include <config.h> | |
27 | #endif | |
28 | ||
07bf635f | 29 | #include <sys/types.h> |
07bf635f | 30 | #include <stdio.h> |
5f61736f | 31 | #include <ctype.h> |
e7818b5a | 32 | #include "lwlib-int.h" |
07bf635f | 33 | #include "lwlib-utils.h" |
01492d1b | 34 | #include <X11/StringDefs.h> |
07bf635f | 35 | |
cec17865 | 36 | extern long *xmalloc(); |
c7d71315 | 37 | |
07bf635f RS |
38 | #if defined (USE_LUCID) |
39 | #include "lwlib-Xlw.h" | |
40 | #endif | |
41 | #if defined (USE_MOTIF) | |
42 | #include "lwlib-Xm.h" | |
ce5a08a1 FP |
43 | #else /* not USE_MOTIF */ |
44 | #if defined (USE_LUCID) | |
45 | #define USE_XAW | |
46 | #endif /* not USE_MOTIF && USE_LUCID */ | |
07bf635f RS |
47 | #endif |
48 | #if defined (USE_OLIT) | |
49 | #include "lwlib-Xol.h" | |
50 | #endif | |
9331cca8 | 51 | #if defined (USE_XAW) |
cec17865 | 52 | #include <X11/Xaw/Paned.h> |
9331cca8 FP |
53 | #include "lwlib-Xaw.h" |
54 | #endif | |
07bf635f RS |
55 | |
56 | #if !defined (USE_LUCID) && !defined (USE_MOTIF) && !defined (USE_OLIT) | |
57 | ERROR! At least one of USE_LUCID, USE_MOTIF or USE_OLIT must be defined. | |
58 | #endif | |
59 | ||
60 | #if defined (USE_MOTIF) && defined (USE_OLIT) | |
61 | ERROR! no more than one of USE_MOTIF and USE_OLIT may be defined. | |
62 | #endif | |
63 | ||
2af91681 PR |
64 | #ifndef max |
65 | #define max(x, y) ((x) > (y) ? (x) : (y)) | |
66 | #endif | |
67 | ||
07bf635f RS |
68 | /* List of all widgets managed by the library. */ |
69 | static widget_info* | |
70 | all_widget_info = NULL; | |
71 | ||
99dcca2f KH |
72 | #ifdef USE_MOTIF |
73 | char *lwlib_toolkit_type = "motif"; | |
74 | #else | |
75 | char *lwlib_toolkit_type = "lucid"; | |
76 | #endif | |
07bf635f | 77 | |
a17063b5 GM |
78 | #if defined __STDC__ |
79 | #define P_(x) x | |
80 | #else | |
81 | #define P_(x) () | |
82 | #endif | |
83 | ||
84 | static widget_value *merge_widget_value P_ ((widget_value *, | |
85 | widget_value *, | |
86 | int, int *)); | |
87 | static void instantiate_widget_instance P_ ((widget_instance *)); | |
88 | static int my_strcasecmp P_ ((char *, char *)); | |
89 | static void safe_free_str P_ ((char *)); | |
90 | static void free_widget_value_tree P_ ((widget_value *)); | |
91 | static widget_value *copy_widget_value_tree P_ ((widget_value *, | |
92 | change_type)); | |
93 | static widget_info *allocate_widget_info P_ ((char *, char *, LWLIB_ID, | |
94 | widget_value *, | |
95 | lw_callback, lw_callback, | |
96 | lw_callback, lw_callback)); | |
97 | static void free_widget_info P_ ((widget_info *)); | |
98 | static void mark_widget_destroyed P_ ((Widget, XtPointer, XtPointer)); | |
99 | static widget_instance *allocate_widget_instance P_ ((widget_info *, | |
100 | Widget, Boolean)); | |
101 | static void free_widget_instance P_ ((widget_instance *)); | |
102 | static widget_info *get_widget_info P_ ((LWLIB_ID, Boolean)); | |
103 | static widget_instance *get_widget_instance P_ ((Widget, Boolean)); | |
104 | static widget_instance *find_instance P_ ((LWLIB_ID, Widget, Boolean)); | |
105 | static Boolean safe_strcmp P_ ((char *, char *)); | |
106 | static Widget name_to_widget P_ ((widget_instance *, char *)); | |
107 | static void set_one_value P_ ((widget_instance *, widget_value *, Boolean)); | |
108 | static void update_one_widget_instance P_ ((widget_instance *, Boolean)); | |
109 | static void update_all_widget_values P_ ((widget_info *, Boolean)); | |
110 | static void initialize_widget_instance P_ ((widget_instance *)); | |
111 | static widget_creation_function find_in_table P_ ((char *, widget_creation_entry *)); | |
112 | static Boolean dialog_spec_p P_ ((char *)); | |
113 | static void instantiate_widget_instance P_ ((widget_instance *)); | |
114 | static void destroy_one_instance P_ ((widget_instance *)); | |
115 | static void lw_pop_all_widgets P_ ((LWLIB_ID, Boolean)); | |
116 | static Boolean get_one_value P_ ((widget_instance *, widget_value *)); | |
117 | static void show_one_widget_busy P_ ((Widget, Boolean)); | |
118 | ||
cec17865 | 119 | void |
f60044f5 RS |
120 | lwlib_memset (address, value, length) |
121 | char *address; | |
122 | int value; | |
123 | int length; | |
124 | { | |
125 | int i; | |
126 | ||
127 | for (i = 0; i < length; i++) | |
128 | address[i] = value; | |
129 | } | |
130 | ||
cec17865 | 131 | void |
f60044f5 RS |
132 | lwlib_bcopy (from, to, length) |
133 | char *from; | |
134 | char *to; | |
135 | int length; | |
136 | { | |
137 | int i; | |
138 | ||
139 | for (i = 0; i < length; i++) | |
140 | to[i] = from[i]; | |
141 | } | |
07bf635f | 142 | \f/* utility functions for widget_instance and widget_info */ |
bb2ee72b | 143 | char * |
5f61736f RS |
144 | safe_strdup (s) |
145 | char *s; | |
07bf635f RS |
146 | { |
147 | char *result; | |
148 | if (! s) return 0; | |
149 | result = (char *) malloc (strlen (s) + 1); | |
150 | if (! result) | |
151 | return 0; | |
152 | strcpy (result, s); | |
153 | return result; | |
154 | } | |
155 | ||
5f61736f RS |
156 | /* Like strcmp but ignore differences in case. */ |
157 | ||
158 | static int | |
ed9c1473 | 159 | my_strcasecmp (s1, s2) |
5f61736f RS |
160 | char *s1, *s2; |
161 | { | |
162 | while (1) | |
163 | { | |
164 | int c1 = *s1++; | |
165 | int c2 = *s2++; | |
166 | if (isupper (c1)) | |
167 | c1 = tolower (c1); | |
168 | if (isupper (c2)) | |
169 | c2 = tolower (c2); | |
170 | if (c1 != c2) | |
171 | return (c1 > c2 ? 1 : -1); | |
172 | if (c1 == 0) | |
173 | return 0; | |
174 | } | |
175 | } | |
176 | ||
07bf635f | 177 | static void |
5f61736f RS |
178 | safe_free_str (s) |
179 | char *s; | |
07bf635f RS |
180 | { |
181 | if (s) free (s); | |
182 | } | |
183 | ||
184 | static widget_value *widget_value_free_list = 0; | |
0b96f00b | 185 | static int malloc_cpt = 0; |
07bf635f RS |
186 | |
187 | widget_value * | |
188 | malloc_widget_value () | |
189 | { | |
190 | widget_value *wv; | |
191 | if (widget_value_free_list) | |
192 | { | |
193 | wv = widget_value_free_list; | |
194 | widget_value_free_list = wv->free_list; | |
195 | wv->free_list = 0; | |
196 | } | |
197 | else | |
198 | { | |
199 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
0b96f00b | 200 | malloc_cpt++; |
07bf635f | 201 | } |
f60044f5 | 202 | lwlib_memset (wv, 0, sizeof (widget_value)); |
07bf635f RS |
203 | return wv; |
204 | } | |
205 | ||
7ef3956a | 206 | /* this is analogous to free(). It frees only what was allocated |
07bf635f RS |
207 | by malloc_widget_value(), and no substructures. |
208 | */ | |
209 | void | |
210 | free_widget_value (wv) | |
211 | widget_value *wv; | |
212 | { | |
213 | if (wv->free_list) | |
214 | abort (); | |
0b96f00b | 215 | |
d2a5919f | 216 | if (malloc_cpt > 25) |
0b96f00b FP |
217 | { |
218 | /* When the number of already allocated cells is too big, | |
219 | We free it. */ | |
0b96f00b | 220 | free (wv); |
d2a5919f | 221 | malloc_cpt--; |
0b96f00b FP |
222 | } |
223 | else | |
224 | { | |
225 | wv->free_list = widget_value_free_list; | |
226 | widget_value_free_list = wv; | |
227 | } | |
07bf635f RS |
228 | } |
229 | ||
230 | static void | |
5f61736f RS |
231 | free_widget_value_tree (wv) |
232 | widget_value *wv; | |
07bf635f RS |
233 | { |
234 | if (!wv) | |
235 | return; | |
236 | ||
237 | if (wv->name) free (wv->name); | |
238 | if (wv->value) free (wv->value); | |
239 | if (wv->key) free (wv->key); | |
02512b20 | 240 | if (wv->help) free (wv->help); |
07bf635f | 241 | |
02512b20 | 242 | wv->name = wv->value = wv->key = wv->help = (char *) 0xDEADBEEF; |
07bf635f RS |
243 | |
244 | if (wv->toolkit_data && wv->free_toolkit_data) | |
245 | { | |
53e28d2a | 246 | XtFree (wv->toolkit_data); |
07bf635f RS |
247 | wv->toolkit_data = (void *) 0xDEADBEEF; |
248 | } | |
249 | ||
250 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
251 | { | |
252 | free_widget_value_tree (wv->contents); | |
253 | wv->contents = (widget_value *) 0xDEADBEEF; | |
254 | } | |
255 | if (wv->next) | |
256 | { | |
257 | free_widget_value_tree (wv->next); | |
258 | wv->next = (widget_value *) 0xDEADBEEF; | |
259 | } | |
260 | free_widget_value (wv); | |
261 | } | |
262 | ||
263 | static widget_value * | |
5f61736f RS |
264 | copy_widget_value_tree (val, change) |
265 | widget_value* val; | |
266 | change_type change; | |
07bf635f RS |
267 | { |
268 | widget_value* copy; | |
269 | ||
270 | if (!val) | |
271 | return NULL; | |
272 | if (val == (widget_value *) 1) | |
273 | return val; | |
274 | ||
275 | copy = malloc_widget_value (); | |
276 | copy->name = safe_strdup (val->name); | |
277 | copy->value = safe_strdup (val->value); | |
278 | copy->key = safe_strdup (val->key); | |
02512b20 | 279 | copy->help = safe_strdup (val->help); |
07bf635f | 280 | copy->enabled = val->enabled; |
da88f592 | 281 | copy->button_type = val->button_type; |
07bf635f RS |
282 | copy->selected = val->selected; |
283 | copy->edited = False; | |
284 | copy->change = change; | |
0c12a958 | 285 | copy->this_one_change = change; |
07bf635f RS |
286 | copy->contents = copy_widget_value_tree (val->contents, change); |
287 | copy->call_data = val->call_data; | |
288 | copy->next = copy_widget_value_tree (val->next, change); | |
289 | copy->toolkit_data = NULL; | |
290 | copy->free_toolkit_data = False; | |
291 | return copy; | |
292 | } | |
293 | ||
294 | static widget_info * | |
02512b20 GM |
295 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
296 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
297 | char* type; |
298 | char* name; | |
299 | LWLIB_ID id; | |
300 | widget_value* val; | |
301 | lw_callback pre_activate_cb; | |
302 | lw_callback selection_cb; | |
303 | lw_callback post_activate_cb; | |
02512b20 | 304 | lw_callback highlight_cb; |
07bf635f RS |
305 | { |
306 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
307 | info->type = safe_strdup (type); | |
308 | info->name = safe_strdup (name); | |
309 | info->id = id; | |
310 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
311 | info->busy = False; | |
312 | info->pre_activate_cb = pre_activate_cb; | |
313 | info->selection_cb = selection_cb; | |
314 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 315 | info->highlight_cb = highlight_cb; |
07bf635f RS |
316 | info->instances = NULL; |
317 | ||
318 | info->next = all_widget_info; | |
319 | all_widget_info = info; | |
320 | ||
321 | return info; | |
322 | } | |
323 | ||
324 | static void | |
5f61736f RS |
325 | free_widget_info (info) |
326 | widget_info* info; | |
07bf635f RS |
327 | { |
328 | safe_free_str (info->type); | |
329 | safe_free_str (info->name); | |
330 | free_widget_value_tree (info->val); | |
f60044f5 | 331 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
332 | free (info); |
333 | } | |
334 | ||
335 | static void | |
5f61736f RS |
336 | mark_widget_destroyed (widget, closure, call_data) |
337 | Widget widget; | |
338 | XtPointer closure; | |
339 | XtPointer call_data; | |
07bf635f RS |
340 | { |
341 | widget_instance* instance = (widget_instance*)closure; | |
342 | ||
343 | /* be very conservative */ | |
344 | if (instance->widget == widget) | |
345 | instance->widget = NULL; | |
346 | } | |
347 | ||
348 | static widget_instance * | |
5f61736f RS |
349 | allocate_widget_instance (info, parent, pop_up_p) |
350 | widget_info* info; | |
351 | Widget parent; | |
352 | Boolean pop_up_p; | |
07bf635f RS |
353 | { |
354 | widget_instance* instance = | |
355 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 356 | bzero (instance, sizeof *instance); |
07bf635f RS |
357 | instance->parent = parent; |
358 | instance->pop_up_p = pop_up_p; | |
359 | instance->info = info; | |
360 | instance->next = info->instances; | |
361 | info->instances = instance; | |
362 | ||
7ef3956a | 363 | instantiate_widget_instance (instance); |
07bf635f RS |
364 | |
365 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
366 | mark_widget_destroyed, (XtPointer)instance); | |
367 | return instance; | |
368 | } | |
369 | ||
370 | static void | |
5f61736f RS |
371 | free_widget_instance (instance) |
372 | widget_instance* instance; | |
07bf635f | 373 | { |
f60044f5 | 374 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
375 | free (instance); |
376 | } | |
377 | ||
378 | static widget_info * | |
5f61736f RS |
379 | get_widget_info (id, remove_p) |
380 | LWLIB_ID id; | |
381 | Boolean remove_p; | |
07bf635f RS |
382 | { |
383 | widget_info* info; | |
384 | widget_info* prev; | |
385 | for (prev = NULL, info = all_widget_info; | |
386 | info; | |
387 | prev = info, info = info->next) | |
388 | if (info->id == id) | |
389 | { | |
390 | if (remove_p) | |
391 | { | |
392 | if (prev) | |
393 | prev->next = info->next; | |
394 | else | |
395 | all_widget_info = info->next; | |
396 | } | |
397 | return info; | |
398 | } | |
399 | return NULL; | |
400 | } | |
401 | ||
9331cca8 FP |
402 | /* Internal function used by the library dependent implementation to get the |
403 | widget_value for a given widget in an instance */ | |
404 | widget_info * | |
e14e13a4 FP |
405 | lw_get_widget_info (id) |
406 | LWLIB_ID id; | |
9331cca8 FP |
407 | { |
408 | return get_widget_info (id, 0); | |
409 | } | |
410 | ||
07bf635f | 411 | static widget_instance * |
5f61736f RS |
412 | get_widget_instance (widget, remove_p) |
413 | Widget widget; | |
414 | Boolean remove_p; | |
07bf635f RS |
415 | { |
416 | widget_info* info; | |
417 | widget_instance* instance; | |
418 | widget_instance* prev; | |
419 | for (info = all_widget_info; info; info = info->next) | |
420 | for (prev = NULL, instance = info->instances; | |
421 | instance; | |
422 | prev = instance, instance = instance->next) | |
423 | if (instance->widget == widget) | |
424 | { | |
425 | if (remove_p) | |
426 | { | |
427 | if (prev) | |
428 | prev->next = instance->next; | |
429 | else | |
430 | info->instances = instance->next; | |
431 | } | |
432 | return instance; | |
433 | } | |
434 | return (widget_instance *) 0; | |
435 | } | |
436 | ||
02512b20 GM |
437 | /* Value is a pointer to the widget_instance corresponding to |
438 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
439 | ||
440 | widget_instance * | |
441 | lw_get_widget_instance (widget) | |
442 | Widget widget; | |
443 | { | |
444 | return get_widget_instance (widget, False); | |
445 | } | |
446 | ||
07bf635f | 447 | static widget_instance* |
5f61736f RS |
448 | find_instance (id, parent, pop_up_p) |
449 | LWLIB_ID id; | |
450 | Widget parent; | |
451 | Boolean pop_up_p; | |
07bf635f RS |
452 | { |
453 | widget_info* info = get_widget_info (id, False); | |
454 | widget_instance* instance; | |
455 | ||
456 | if (info) | |
457 | for (instance = info->instances; instance; instance = instance->next) | |
458 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
459 | return instance; | |
460 | ||
461 | return NULL; | |
462 | } | |
463 | ||
464 | \f | |
465 | /* utility function for widget_value */ | |
466 | static Boolean | |
5f61736f RS |
467 | safe_strcmp (s1, s2) |
468 | char* s1; | |
469 | char* s2; | |
07bf635f RS |
470 | { |
471 | if (!!s1 ^ !!s2) return True; | |
472 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
473 | } | |
474 | ||
07bf635f RS |
475 | |
476 | #if 0 | |
477 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
478 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
479 | name, \ | |
480 | (oc == NO_CHANGE ? "none" : \ | |
481 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
482 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
483 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
484 | oc, \ | |
485 | (nc == NO_CHANGE ? "none" : \ | |
486 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
487 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
488 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
489 | nc, desc, a1, a2) | |
490 | #else | |
491 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
492 | #endif | |
493 | ||
494 | ||
495 | static widget_value * | |
a17063b5 | 496 | merge_widget_value (val1, val2, level, change_p) |
5f61736f RS |
497 | widget_value* val1; |
498 | widget_value* val2; | |
499 | int level; | |
a17063b5 | 500 | int *change_p; |
07bf635f | 501 | { |
0c12a958 | 502 | change_type change, this_one_change; |
07bf635f RS |
503 | widget_value* merged_next; |
504 | widget_value* merged_contents; | |
505 | ||
506 | if (!val1) | |
507 | { | |
508 | if (val2) | |
a17063b5 GM |
509 | { |
510 | *change_p = 1; | |
511 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
512 | } | |
07bf635f RS |
513 | else |
514 | return NULL; | |
515 | } | |
516 | if (!val2) | |
517 | { | |
a17063b5 | 518 | *change_p = 1; |
07bf635f RS |
519 | free_widget_value_tree (val1); |
520 | return NULL; | |
521 | } | |
522 | ||
523 | change = NO_CHANGE; | |
524 | ||
525 | if (safe_strcmp (val1->name, val2->name)) | |
526 | { | |
527 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
528 | val1->name, val2->name); | |
529 | change = max (change, STRUCTURAL_CHANGE); | |
530 | safe_free_str (val1->name); | |
531 | val1->name = safe_strdup (val2->name); | |
532 | } | |
533 | if (safe_strcmp (val1->value, val2->value)) | |
534 | { | |
535 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
536 | val1->value, val2->value); | |
537 | change = max (change, VISIBLE_CHANGE); | |
538 | safe_free_str (val1->value); | |
539 | val1->value = safe_strdup (val2->value); | |
540 | } | |
541 | if (safe_strcmp (val1->key, val2->key)) | |
542 | { | |
543 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
544 | val1->key, val2->key); | |
545 | change = max (change, VISIBLE_CHANGE); | |
546 | safe_free_str (val1->key); | |
547 | val1->key = safe_strdup (val2->key); | |
548 | } | |
02512b20 GM |
549 | if (safe_strcmp (val1->help, val2->help)) |
550 | { | |
551 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
552 | val1->help, val2->help); | |
553 | change = max (change, VISIBLE_CHANGE); | |
554 | safe_free_str (val1->help); | |
2114e13f | 555 | val1->help = safe_strdup (val2->help); |
02512b20 | 556 | } |
07bf635f RS |
557 | if (val1->enabled != val2->enabled) |
558 | { | |
559 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
560 | val1->enabled, val2->enabled); | |
561 | change = max (change, VISIBLE_CHANGE); | |
562 | val1->enabled = val2->enabled; | |
563 | } | |
da88f592 GM |
564 | if (val1->button_type != val2->button_type) |
565 | { | |
566 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
567 | val1->button_type, val2->button_type); | |
568 | change = max (change, VISIBLE_CHANGE); | |
569 | val1->button_type = val2->button_type; | |
570 | } | |
07bf635f RS |
571 | if (val1->selected != val2->selected) |
572 | { | |
573 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
574 | val1->selected, val2->selected); | |
575 | change = max (change, VISIBLE_CHANGE); | |
576 | val1->selected = val2->selected; | |
577 | } | |
578 | if (val1->call_data != val2->call_data) | |
579 | { | |
580 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
581 | val1->call_data, val2->call_data); | |
582 | change = max (change, INVISIBLE_CHANGE); | |
583 | val1->call_data = val2->call_data; | |
584 | } | |
585 | ||
586 | if (level > 0) | |
587 | { | |
588 | merged_contents = | |
a17063b5 GM |
589 | merge_widget_value (val1->contents, val2->contents, level - 1, |
590 | change_p); | |
07bf635f RS |
591 | |
592 | if (val1->contents && !merged_contents) | |
593 | { | |
7ef3956a RS |
594 | /* This used to say INVISIBLE_CHANGE, |
595 | but it is visible and vitally important when | |
596 | the contents of the menu bar itself are entirely deleted. | |
597 | ||
598 | But maybe it doesn't matter. This fails to fix the bug. */ | |
599 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 600 | 0, 0); |
7ef3956a | 601 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
602 | } |
603 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
604 | { | |
605 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
606 | 0, 0); | |
607 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 608 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
609 | #ifdef USE_MOTIF |
610 | change = max (merged_contents->change, change); | |
61069f2b | 611 | #endif |
2fe6d204 | 612 | #endif |
07bf635f RS |
613 | } |
614 | ||
615 | val1->contents = merged_contents; | |
616 | } | |
617 | ||
0c12a958 RS |
618 | this_one_change = change; |
619 | ||
a17063b5 | 620 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
621 | |
622 | if (val1->next && !merged_next) | |
623 | { | |
624 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
625 | 0, 0); | |
626 | change = max (change, STRUCTURAL_CHANGE); | |
627 | } | |
628 | else if (merged_next) | |
629 | { | |
630 | if (merged_next->change) | |
631 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
632 | 0, 0); | |
633 | change = max (change, merged_next->change); | |
634 | } | |
635 | ||
636 | val1->next = merged_next; | |
637 | ||
0c12a958 | 638 | val1->this_one_change = this_one_change; |
07bf635f RS |
639 | val1->change = change; |
640 | ||
641 | if (change > NO_CHANGE && val1->toolkit_data) | |
642 | { | |
a17063b5 | 643 | *change_p = 1; |
07bf635f | 644 | if (val1->free_toolkit_data) |
53e28d2a | 645 | XtFree (val1->toolkit_data); |
07bf635f RS |
646 | val1->toolkit_data = NULL; |
647 | } | |
648 | ||
649 | return val1; | |
650 | } | |
651 | ||
652 | \f | |
653 | /* modifying the widgets */ | |
654 | static Widget | |
5f61736f RS |
655 | name_to_widget (instance, name) |
656 | widget_instance* instance; | |
657 | char* name; | |
07bf635f RS |
658 | { |
659 | Widget widget = NULL; | |
660 | ||
661 | if (!instance->widget) | |
662 | return NULL; | |
663 | ||
664 | if (!strcmp (XtName (instance->widget), name)) | |
665 | widget = instance->widget; | |
666 | else | |
667 | { | |
668 | int length = strlen (name) + 2; | |
f60044f5 | 669 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
670 | real_name [0] = '*'; |
671 | strcpy (real_name + 1, name); | |
672 | ||
673 | widget = XtNameToWidget (instance->widget, real_name); | |
f60044f5 RS |
674 | |
675 | free (real_name); | |
07bf635f RS |
676 | } |
677 | return widget; | |
678 | } | |
679 | ||
680 | static void | |
5f61736f RS |
681 | set_one_value (instance, val, deep_p) |
682 | widget_instance* instance; | |
683 | widget_value* val; | |
684 | Boolean deep_p; | |
07bf635f RS |
685 | { |
686 | Widget widget = name_to_widget (instance, val->name); | |
687 | ||
688 | if (widget) | |
689 | { | |
690 | #if defined (USE_LUCID) | |
691 | if (lw_lucid_widget_p (instance->widget)) | |
692 | xlw_update_one_widget (instance, widget, val, deep_p); | |
693 | #endif | |
694 | #if defined (USE_MOTIF) | |
695 | if (lw_motif_widget_p (instance->widget)) | |
696 | xm_update_one_widget (instance, widget, val, deep_p); | |
697 | #endif | |
698 | #if defined (USE_OLIT) | |
699 | if (lw_olit_widget_p (instance->widget)) | |
700 | xol_update_one_widget (instance, widget, val, deep_p); | |
9331cca8 FP |
701 | #endif |
702 | #if defined (USE_XAW) | |
703 | if (lw_xaw_widget_p (instance->widget)) | |
704 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
705 | #endif |
706 | } | |
707 | } | |
708 | ||
709 | static void | |
5f61736f RS |
710 | update_one_widget_instance (instance, deep_p) |
711 | widget_instance* instance; | |
712 | Boolean deep_p; | |
07bf635f RS |
713 | { |
714 | widget_value *val; | |
715 | ||
716 | if (!instance->widget) | |
717 | /* the widget was destroyed */ | |
718 | return; | |
719 | ||
720 | for (val = instance->info->val; val; val = val->next) | |
721 | if (val->change != NO_CHANGE) | |
722 | set_one_value (instance, val, deep_p); | |
723 | } | |
724 | ||
725 | static void | |
5f61736f RS |
726 | update_all_widget_values (info, deep_p) |
727 | widget_info* info; | |
728 | Boolean deep_p; | |
07bf635f RS |
729 | { |
730 | widget_instance* instance; | |
731 | widget_value* val; | |
732 | ||
733 | for (instance = info->instances; instance; instance = instance->next) | |
734 | update_one_widget_instance (instance, deep_p); | |
735 | ||
736 | for (val = info->val; val; val = val->next) | |
737 | val->change = NO_CHANGE; | |
738 | } | |
739 | ||
a17063b5 | 740 | int |
5f61736f RS |
741 | lw_modify_all_widgets (id, val, deep_p) |
742 | LWLIB_ID id; | |
743 | widget_value* val; | |
744 | Boolean deep_p; | |
07bf635f RS |
745 | { |
746 | widget_info* info = get_widget_info (id, False); | |
747 | widget_value* new_val; | |
748 | widget_value* next_new_val; | |
749 | widget_value* cur; | |
750 | widget_value* prev; | |
751 | widget_value* next; | |
752 | int found; | |
a17063b5 | 753 | int change_p = 0; |
07bf635f RS |
754 | |
755 | if (!info) | |
756 | return; | |
757 | ||
758 | for (new_val = val; new_val; new_val = new_val->next) | |
759 | { | |
760 | next_new_val = new_val->next; | |
761 | new_val->next = NULL; | |
762 | found = False; | |
763 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
764 | if (!strcmp (cur->name, new_val->name)) | |
765 | { | |
766 | found = True; | |
767 | next = cur->next; | |
768 | cur->next = NULL; | |
a17063b5 GM |
769 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
770 | &change_p); | |
07bf635f RS |
771 | if (prev) |
772 | prev->next = cur ? cur : next; | |
773 | else | |
774 | info->val = cur ? cur : next; | |
775 | if (cur) | |
776 | cur->next = next; | |
777 | break; | |
778 | } | |
779 | if (!found) | |
780 | { | |
781 | /* Could not find it, add it */ | |
782 | if (prev) | |
783 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
784 | else | |
785 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 786 | change_p = 1; |
07bf635f RS |
787 | } |
788 | new_val->next = next_new_val; | |
789 | } | |
790 | ||
791 | update_all_widget_values (info, deep_p); | |
a17063b5 | 792 | return change_p; |
07bf635f RS |
793 | } |
794 | ||
795 | \f | |
796 | /* creating the widgets */ | |
797 | ||
798 | static void | |
5f61736f RS |
799 | initialize_widget_instance (instance) |
800 | widget_instance* instance; | |
07bf635f RS |
801 | { |
802 | widget_value* val; | |
803 | ||
804 | for (val = instance->info->val; val; val = val->next) | |
805 | val->change = STRUCTURAL_CHANGE; | |
806 | ||
807 | update_one_widget_instance (instance, True); | |
808 | ||
809 | for (val = instance->info->val; val; val = val->next) | |
810 | val->change = NO_CHANGE; | |
811 | } | |
812 | ||
813 | ||
814 | static widget_creation_function | |
5f61736f RS |
815 | find_in_table (type, table) |
816 | char* type; | |
817 | widget_creation_entry* table; | |
07bf635f RS |
818 | { |
819 | widget_creation_entry* cur; | |
820 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 821 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
822 | return cur->function; |
823 | return NULL; | |
824 | } | |
825 | ||
826 | static Boolean | |
5f61736f RS |
827 | dialog_spec_p (name) |
828 | char* name; | |
07bf635f RS |
829 | { |
830 | /* return True if name matches [EILPQeilpq][1-9][Bb] or | |
831 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ | |
832 | if (!name) | |
833 | return False; | |
834 | ||
835 | switch (name [0]) | |
836 | { | |
837 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
838 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
839 | if (name [1] >= '0' && name [1] <= '9') | |
840 | { | |
841 | if (name [2] != 'B' && name [2] != 'b') | |
842 | return False; | |
843 | if (!name [3]) | |
844 | return True; | |
845 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
846 | return True; | |
847 | if ((name [3] == 'R' || name [3] == 'r') | |
848 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
849 | return True; | |
850 | return False; | |
851 | } | |
852 | else | |
853 | return False; | |
854 | ||
855 | default: | |
856 | return False; | |
857 | } | |
858 | } | |
859 | ||
860 | static void | |
7ef3956a | 861 | instantiate_widget_instance (instance) |
5f61736f | 862 | widget_instance* instance; |
07bf635f RS |
863 | { |
864 | widget_creation_function function = NULL; | |
865 | ||
866 | #if defined (USE_LUCID) | |
867 | if (!function) | |
868 | function = find_in_table (instance->info->type, xlw_creation_table); | |
869 | #endif | |
870 | #if defined(USE_MOTIF) | |
871 | if (!function) | |
872 | function = find_in_table (instance->info->type, xm_creation_table); | |
873 | #endif | |
874 | #if defined (USE_OLIT) | |
875 | if (!function) | |
876 | function = find_in_table (instance->info->type, xol_creation_table); | |
877 | #endif | |
9331cca8 FP |
878 | #if defined (USE_XAW) |
879 | if (!function) | |
880 | function = find_in_table (instance->info->type, xaw_creation_table); | |
881 | #endif | |
07bf635f RS |
882 | |
883 | if (!function) | |
884 | { | |
885 | if (dialog_spec_p (instance->info->type)) | |
886 | { | |
887 | #if defined (USE_LUCID) | |
888 | /* not yet */ | |
889 | #endif | |
890 | #if defined(USE_MOTIF) | |
891 | if (!function) | |
892 | function = xm_create_dialog; | |
893 | #endif | |
9331cca8 FP |
894 | #if defined (USE_XAW) |
895 | if (!function) | |
896 | function = xaw_create_dialog; | |
897 | #endif | |
07bf635f RS |
898 | #if defined (USE_OLIT) |
899 | /* not yet */ | |
900 | #endif | |
901 | } | |
902 | } | |
903 | ||
904 | if (!function) | |
905 | { | |
906 | printf ("No creation function for widget type %s\n", | |
907 | instance->info->type); | |
908 | abort (); | |
909 | } | |
910 | ||
911 | instance->widget = (*function) (instance); | |
912 | ||
913 | if (!instance->widget) | |
914 | abort (); | |
915 | ||
916 | /* XtRealizeWidget (instance->widget);*/ | |
917 | } | |
918 | ||
919 | void | |
02512b20 GM |
920 | lw_register_widget (type, name, id, val, pre_activate_cb, |
921 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
922 | char* type; |
923 | char* name; | |
924 | LWLIB_ID id; | |
925 | widget_value* val; | |
926 | lw_callback pre_activate_cb; | |
927 | lw_callback selection_cb; | |
928 | lw_callback post_activate_cb; | |
02512b20 | 929 | lw_callback highlight_cb; |
07bf635f RS |
930 | { |
931 | if (!get_widget_info (id, False)) | |
932 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 933 | post_activate_cb, highlight_cb); |
07bf635f RS |
934 | } |
935 | ||
936 | Widget | |
5f61736f RS |
937 | lw_get_widget (id, parent, pop_up_p) |
938 | LWLIB_ID id; | |
939 | Widget parent; | |
940 | Boolean pop_up_p; | |
07bf635f RS |
941 | { |
942 | widget_instance* instance; | |
943 | ||
944 | instance = find_instance (id, parent, pop_up_p); | |
945 | return instance ? instance->widget : NULL; | |
946 | } | |
947 | ||
948 | Widget | |
5f61736f RS |
949 | lw_make_widget (id, parent, pop_up_p) |
950 | LWLIB_ID id; | |
951 | Widget parent; | |
952 | Boolean pop_up_p; | |
07bf635f RS |
953 | { |
954 | widget_instance* instance; | |
955 | widget_info* info; | |
956 | ||
957 | instance = find_instance (id, parent, pop_up_p); | |
958 | if (!instance) | |
959 | { | |
960 | info = get_widget_info (id, False); | |
961 | if (!info) | |
962 | return NULL; | |
963 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
964 | initialize_widget_instance (instance); | |
965 | } | |
966 | if (!instance->widget) | |
967 | abort (); | |
968 | return instance->widget; | |
969 | } | |
970 | ||
971 | Widget | |
02512b20 GM |
972 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
973 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
974 | char* type; |
975 | char* name; | |
976 | LWLIB_ID id; | |
977 | widget_value* val; | |
978 | Widget parent; | |
979 | Boolean pop_up_p; | |
980 | lw_callback pre_activate_cb; | |
981 | lw_callback selection_cb; | |
982 | lw_callback post_activate_cb; | |
02512b20 | 983 | lw_callback highlight_cb; |
07bf635f RS |
984 | { |
985 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 986 | post_activate_cb, highlight_cb); |
07bf635f RS |
987 | return lw_make_widget (id, parent, pop_up_p); |
988 | } | |
989 | ||
990 | \f | |
991 | /* destroying the widgets */ | |
992 | static void | |
5f61736f RS |
993 | destroy_one_instance (instance) |
994 | widget_instance* instance; | |
07bf635f RS |
995 | { |
996 | /* Remove the destroy callback on the widget; that callback will try to | |
997 | dereference the instance object (to set its widget slot to 0, since the | |
998 | widget is dead.) Since the instance is now dead, we don't have to worry | |
999 | about the fact that its widget is dead too. | |
1000 | ||
1001 | This happens in the Phase2Destroy of the widget, so this callback would | |
1002 | not have been run until arbitrarily long after the instance was freed. | |
1003 | */ | |
1004 | if (instance->widget) | |
1005 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1006 | mark_widget_destroyed, (XtPointer)instance); | |
1007 | ||
1008 | if (instance->widget) | |
1009 | { | |
1010 | /* The else are pretty tricky here, including the empty statement | |
1011 | at the end because it would be very bad to destroy a widget | |
1012 | twice. */ | |
1013 | #if defined (USE_LUCID) | |
1014 | if (lw_lucid_widget_p (instance->widget)) | |
1015 | xlw_destroy_instance (instance); | |
1016 | else | |
1017 | #endif | |
1018 | #if defined (USE_MOTIF) | |
1019 | if (lw_motif_widget_p (instance->widget)) | |
1020 | xm_destroy_instance (instance); | |
1021 | else | |
1022 | #endif | |
1023 | #if defined (USE_OLIT) | |
1024 | if (lw_olit_widget_p (instance->widget)) | |
1025 | xol_destroy_instance (instance); | |
1026 | else | |
9331cca8 FP |
1027 | #endif |
1028 | #if defined (USE_XAW) | |
1029 | if (lw_xaw_widget_p (instance->widget)) | |
1030 | xaw_destroy_instance (instance); | |
1031 | else | |
07bf635f RS |
1032 | #endif |
1033 | /* do not remove the empty statement */ | |
1034 | ; | |
1035 | } | |
1036 | ||
1037 | free_widget_instance (instance); | |
1038 | } | |
1039 | ||
1040 | void | |
5f61736f RS |
1041 | lw_destroy_widget (w) |
1042 | Widget w; | |
07bf635f RS |
1043 | { |
1044 | widget_instance* instance = get_widget_instance (w, True); | |
1045 | ||
1046 | if (instance) | |
1047 | { | |
1048 | widget_info *info = instance->info; | |
1049 | /* instance has already been removed from the list; free it */ | |
1050 | destroy_one_instance (instance); | |
1051 | /* if there are no instances left, free the info too */ | |
1052 | if (!info->instances) | |
1053 | lw_destroy_all_widgets (info->id); | |
1054 | } | |
1055 | } | |
1056 | ||
1057 | void | |
5f61736f RS |
1058 | lw_destroy_all_widgets (id) |
1059 | LWLIB_ID id; | |
07bf635f RS |
1060 | { |
1061 | widget_info* info = get_widget_info (id, True); | |
1062 | widget_instance* instance; | |
1063 | widget_instance* next; | |
1064 | ||
1065 | if (info) | |
1066 | { | |
1067 | for (instance = info->instances; instance; ) | |
1068 | { | |
1069 | next = instance->next; | |
1070 | destroy_one_instance (instance); | |
1071 | instance = next; | |
1072 | } | |
1073 | free_widget_info (info); | |
1074 | } | |
1075 | } | |
1076 | ||
1077 | void | |
1078 | lw_destroy_everything () | |
1079 | { | |
1080 | while (all_widget_info) | |
1081 | lw_destroy_all_widgets (all_widget_info->id); | |
1082 | } | |
1083 | ||
1084 | void | |
1085 | lw_destroy_all_pop_ups () | |
1086 | { | |
1087 | widget_info* info; | |
1088 | widget_info* next; | |
1089 | widget_instance* instance; | |
1090 | ||
1091 | for (info = all_widget_info; info; info = next) | |
1092 | { | |
1093 | next = info->next; | |
1094 | instance = info->instances; | |
1095 | if (instance && instance->pop_up_p) | |
1096 | lw_destroy_all_widgets (info->id); | |
1097 | } | |
1098 | } | |
1099 | ||
1100 | #ifdef USE_MOTIF | |
9e3fe459 | 1101 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1102 | #endif |
1103 | ||
1104 | Widget | |
1105 | lw_raise_all_pop_up_widgets () | |
1106 | { | |
1107 | widget_info* info; | |
1108 | widget_instance* instance; | |
1109 | Widget result = NULL; | |
1110 | ||
1111 | for (info = all_widget_info; info; info = info->next) | |
1112 | for (instance = info->instances; instance; instance = instance->next) | |
1113 | if (instance->pop_up_p) | |
1114 | { | |
1115 | Widget widget = instance->widget; | |
1116 | if (widget) | |
1117 | { | |
1118 | if (XtIsManaged (widget) | |
1119 | #ifdef USE_MOTIF | |
1120 | /* What a complete load of crap!!!! | |
1121 | When a dialogShell is on the screen, it is not managed! | |
1122 | */ | |
1123 | || (lw_motif_widget_p (instance->widget) && | |
1124 | XtIsManaged (first_child (widget))) | |
1125 | #endif | |
1126 | ) | |
1127 | { | |
1128 | if (!result) | |
1129 | result = widget; | |
1130 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1131 | } | |
1132 | } | |
1133 | } | |
1134 | return result; | |
1135 | } | |
1136 | ||
1137 | static void | |
5f61736f RS |
1138 | lw_pop_all_widgets (id, up) |
1139 | LWLIB_ID id; | |
1140 | Boolean up; | |
07bf635f RS |
1141 | { |
1142 | widget_info* info = get_widget_info (id, False); | |
1143 | widget_instance* instance; | |
1144 | ||
1145 | if (info) | |
1146 | for (instance = info->instances; instance; instance = instance->next) | |
1147 | if (instance->pop_up_p && instance->widget) | |
1148 | { | |
07bf635f RS |
1149 | #if defined (USE_LUCID) |
1150 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1151 | { |
1152 | XtRealizeWidget (instance->widget); | |
1153 | xlw_pop_instance (instance, up); | |
1154 | } | |
07bf635f RS |
1155 | #endif |
1156 | #if defined (USE_MOTIF) | |
1157 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1158 | { |
1159 | XtRealizeWidget (instance->widget); | |
1160 | xm_pop_instance (instance, up); | |
1161 | } | |
07bf635f RS |
1162 | #endif |
1163 | #if defined (USE_OLIT) | |
1164 | if (lw_olit_widget_p (instance->widget)) | |
9331cca8 FP |
1165 | { |
1166 | XtRealizeWidget (instance->widget); | |
1167 | xol_pop_instance (instance, up); | |
1168 | } | |
1169 | #endif | |
1170 | #if defined (USE_XAW) | |
1171 | if (lw_xaw_widget_p (instance->widget)) | |
1172 | { | |
1173 | XtRealizeWidget (XtParent (instance->widget)); | |
1174 | XtRealizeWidget (instance->widget); | |
1175 | xaw_pop_instance (instance, up); | |
1176 | } | |
07bf635f RS |
1177 | #endif |
1178 | } | |
1179 | } | |
1180 | ||
1181 | void | |
5f61736f RS |
1182 | lw_pop_up_all_widgets (id) |
1183 | LWLIB_ID id; | |
07bf635f RS |
1184 | { |
1185 | lw_pop_all_widgets (id, True); | |
1186 | } | |
1187 | ||
1188 | void | |
5f61736f RS |
1189 | lw_pop_down_all_widgets (id) |
1190 | LWLIB_ID id; | |
07bf635f RS |
1191 | { |
1192 | lw_pop_all_widgets (id, False); | |
1193 | } | |
1194 | ||
1195 | void | |
5b3b31d6 | 1196 | lw_popup_menu (widget, event) |
5f61736f | 1197 | Widget widget; |
5b3b31d6 | 1198 | XEvent *event; |
07bf635f RS |
1199 | { |
1200 | #if defined (USE_LUCID) | |
1201 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1202 | xlw_popup_menu (widget, event); |
07bf635f RS |
1203 | #endif |
1204 | #if defined (USE_MOTIF) | |
1205 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1206 | xm_popup_menu (widget, event); |
07bf635f RS |
1207 | #endif |
1208 | #if defined (USE_OLIT) | |
1209 | if (lw_olit_widget_p (widget)) | |
5b3b31d6 | 1210 | xol_popup_menu (widget, event); |
07bf635f | 1211 | #endif |
9331cca8 FP |
1212 | #if defined (USE_XAW) |
1213 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1214 | xaw_popup_menu (widget, event); |
9331cca8 | 1215 | #endif |
07bf635f RS |
1216 | } |
1217 | ||
1218 | \f/* get the values back */ | |
1219 | static Boolean | |
5f61736f RS |
1220 | get_one_value (instance, val) |
1221 | widget_instance* instance; | |
1222 | widget_value* val; | |
07bf635f RS |
1223 | { |
1224 | Widget widget = name_to_widget (instance, val->name); | |
1225 | ||
1226 | if (widget) | |
1227 | { | |
1228 | #if defined (USE_LUCID) | |
1229 | if (lw_lucid_widget_p (instance->widget)) | |
1230 | xlw_update_one_value (instance, widget, val); | |
1231 | #endif | |
1232 | #if defined (USE_MOTIF) | |
1233 | if (lw_motif_widget_p (instance->widget)) | |
1234 | xm_update_one_value (instance, widget, val); | |
1235 | #endif | |
1236 | #if defined (USE_OLIT) | |
1237 | if (lw_olit_widget_p (instance->widget)) | |
1238 | xol_update_one_value (instance, widget, val); | |
9331cca8 FP |
1239 | #endif |
1240 | #if defined (USE_XAW) | |
1241 | if (lw_xaw_widget_p (instance->widget)) | |
1242 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1243 | #endif |
1244 | return True; | |
1245 | } | |
1246 | else | |
1247 | return False; | |
1248 | } | |
1249 | ||
1250 | Boolean | |
5f61736f RS |
1251 | lw_get_some_values (id, val_out) |
1252 | LWLIB_ID id; | |
1253 | widget_value* val_out; | |
07bf635f RS |
1254 | { |
1255 | widget_info* info = get_widget_info (id, False); | |
1256 | widget_instance* instance; | |
1257 | widget_value* val; | |
1258 | Boolean result = False; | |
1259 | ||
1260 | if (!info) | |
1261 | return False; | |
1262 | ||
1263 | instance = info->instances; | |
1264 | if (!instance) | |
1265 | return False; | |
1266 | ||
1267 | for (val = val_out; val; val = val->next) | |
1268 | if (get_one_value (instance, val)) | |
1269 | result = True; | |
1270 | ||
1271 | return result; | |
1272 | } | |
1273 | ||
1274 | widget_value* | |
5f61736f RS |
1275 | lw_get_all_values (id) |
1276 | LWLIB_ID id; | |
07bf635f RS |
1277 | { |
1278 | widget_info* info = get_widget_info (id, False); | |
1279 | widget_value* val = info->val; | |
1280 | if (lw_get_some_values (id, val)) | |
1281 | return val; | |
1282 | else | |
1283 | return NULL; | |
1284 | } | |
1285 | ||
1286 | /* internal function used by the library dependent implementation to get the | |
1287 | widget_value for a given widget in an instance */ | |
1288 | widget_value* | |
5f61736f RS |
1289 | lw_get_widget_value_for_widget (instance, w) |
1290 | widget_instance* instance; | |
1291 | Widget w; | |
07bf635f RS |
1292 | { |
1293 | char* name = XtName (w); | |
1294 | widget_value* cur; | |
1295 | for (cur = instance->info->val; cur; cur = cur->next) | |
1296 | if (!strcmp (cur->name, name)) | |
1297 | return cur; | |
1298 | return NULL; | |
1299 | } | |
1300 | ||
1301 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1302 | |
1303 | /* To forbid recursive calls */ | |
1304 | static Boolean lwlib_updating; | |
1305 | ||
07bf635f RS |
1306 | /* This function can be used as a an XtCallback for the widgets that get |
1307 | modified to update other instances of the widgets. Closure should be the | |
1308 | widget_instance. */ | |
1309 | void | |
5f61736f RS |
1310 | lw_internal_update_other_instances (widget, closure, call_data) |
1311 | Widget widget; | |
1312 | XtPointer closure; | |
1313 | XtPointer call_data; | |
07bf635f | 1314 | { |
07bf635f RS |
1315 | widget_instance* instance = (widget_instance*)closure; |
1316 | char* name = XtName (widget); | |
1317 | widget_info* info; | |
1318 | widget_instance* cur; | |
1319 | widget_value* val; | |
1320 | ||
bd2c5b53 KH |
1321 | /* Avoid possibly infinite recursion. */ |
1322 | if (lwlib_updating) | |
07bf635f RS |
1323 | return; |
1324 | ||
1325 | /* protect against the widget being destroyed */ | |
1326 | if (XtWidgetBeingDestroyedP (widget)) | |
1327 | return; | |
1328 | ||
1329 | /* Return immediately if there are no other instances */ | |
1330 | info = instance->info; | |
1331 | if (!info->instances->next) | |
1332 | return; | |
1333 | ||
bd2c5b53 | 1334 | lwlib_updating = True; |
07bf635f RS |
1335 | |
1336 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1337 | ||
1338 | if (val && get_one_value (instance, val)) | |
1339 | for (cur = info->instances; cur; cur = cur->next) | |
1340 | if (cur != instance) | |
1341 | set_one_value (cur, val, True); | |
1342 | ||
bd2c5b53 | 1343 | lwlib_updating = False; |
07bf635f RS |
1344 | } |
1345 | ||
1346 | ||
1347 | \f/* get the id */ | |
1348 | ||
1349 | LWLIB_ID | |
5f61736f RS |
1350 | lw_get_widget_id (w) |
1351 | Widget w; | |
07bf635f RS |
1352 | { |
1353 | widget_instance* instance = get_widget_instance (w, False); | |
1354 | ||
1355 | return instance ? instance->info->id : 0; | |
1356 | } | |
1357 | ||
1358 | \f/* set the keyboard focus */ | |
1359 | void | |
5f61736f RS |
1360 | lw_set_keyboard_focus (parent, w) |
1361 | Widget parent; | |
1362 | Widget w; | |
07bf635f RS |
1363 | { |
1364 | #if defined (USE_MOTIF) | |
1365 | xm_set_keyboard_focus (parent, w); | |
1366 | #else | |
1367 | XtSetKeyboardFocus (parent, w); | |
1368 | #endif | |
1369 | } | |
1370 | ||
1371 | \f/* Show busy */ | |
1372 | static void | |
5f61736f RS |
1373 | show_one_widget_busy (w, flag) |
1374 | Widget w; | |
1375 | Boolean flag; | |
07bf635f RS |
1376 | { |
1377 | Pixel foreground = 0; | |
1378 | Pixel background = 1; | |
1379 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1380 | if (!widget_to_invert) | |
1381 | widget_to_invert = w; | |
1382 | ||
1383 | XtVaGetValues (widget_to_invert, | |
1384 | XtNforeground, &foreground, | |
1385 | XtNbackground, &background, | |
1386 | 0); | |
1387 | XtVaSetValues (widget_to_invert, | |
1388 | XtNforeground, background, | |
1389 | XtNbackground, foreground, | |
1390 | 0); | |
1391 | } | |
1392 | ||
1393 | void | |
5f61736f RS |
1394 | lw_show_busy (w, busy) |
1395 | Widget w; | |
1396 | Boolean busy; | |
07bf635f RS |
1397 | { |
1398 | widget_instance* instance = get_widget_instance (w, False); | |
1399 | widget_info* info; | |
1400 | widget_instance* next; | |
1401 | ||
1402 | if (instance) | |
1403 | { | |
1404 | info = instance->info; | |
1405 | if (info->busy != busy) | |
1406 | { | |
1407 | for (next = info->instances; next; next = next->next) | |
1408 | if (next->widget) | |
1409 | show_one_widget_busy (next->widget, busy); | |
1410 | info->busy = busy; | |
1411 | } | |
1412 | } | |
1413 | } | |
2af91681 PR |
1414 | |
1415 | /* This hack exists because Lucid/Athena need to execute the strange | |
1416 | function below to support geometry management. */ | |
1417 | void | |
1418 | lw_refigure_widget (w, doit) | |
1419 | Widget w; | |
1420 | Boolean doit; | |
1421 | { | |
e1241f09 | 1422 | #if defined (USE_XAW) |
2af91681 PR |
1423 | XawPanedSetRefigureMode (w, doit); |
1424 | #endif | |
1425 | #if defined (USE_MOTIF) | |
1426 | if (doit) | |
2af91681 | 1427 | XtManageChild (w); |
a61155bc RS |
1428 | else |
1429 | XtUnmanageChild (w); | |
2af91681 PR |
1430 | #endif |
1431 | } | |
1432 | ||
1433 | /* Toolkit independent way of determining if an event window is in the | |
1434 | menubar. */ | |
1435 | Boolean | |
1436 | lw_window_is_in_menubar (win, menubar_widget) | |
1437 | Window win; | |
1438 | Widget menubar_widget; | |
1439 | { | |
1440 | return menubar_widget | |
1441 | #if defined (USE_LUCID) | |
1442 | && XtWindow (menubar_widget) == win; | |
1443 | #endif | |
1444 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1445 | && ((XtWindow (menubar_widget) == win) |
1446 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1447 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1448 | == menubar_widget))); | |
2af91681 PR |
1449 | #endif |
1450 | } | |
1451 | ||
1452 | /* Motif hack to set the main window areas. */ | |
1453 | void | |
1454 | lw_set_main_areas (parent, menubar, work_area) | |
1455 | Widget parent; | |
1456 | Widget menubar; | |
1457 | Widget work_area; | |
1458 | { | |
1459 | #if defined (USE_MOTIF) | |
6618806e | 1460 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1461 | #endif |
1462 | } | |
1463 | ||
1464 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1465 | is about to be modified. */ | |
1466 | void | |
1467 | lw_allow_resizing (w, flag) | |
1468 | Widget w; | |
1469 | Boolean flag; | |
1470 | { | |
1471 | #if defined (USE_MOTIF) | |
f78c5177 | 1472 | xm_manage_resizing (w, flag); |
2af91681 PR |
1473 | #endif |
1474 | } | |
da88f592 GM |
1475 | |
1476 | ||
1477 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1478 | set to an appropriate enumerator of type enum menu_separator. | |
1479 | MOTIF_P non-zero means map separator types not supported by Motif | |
1480 | to similar ones that are supported. */ | |
1481 | ||
1482 | int | |
1483 | lw_separator_p (label, type, motif_p) | |
1484 | char *label; | |
1485 | enum menu_separator *type; | |
1486 | int motif_p; | |
1487 | { | |
1488 | int separator_p; | |
1489 | ||
1490 | if (strlen (label) >= 3 | |
1491 | && bcmp (label, "--:", 3) == 0) | |
1492 | { | |
1493 | static struct separator_table | |
1494 | { | |
1495 | char *name; | |
1496 | enum menu_separator type; | |
1497 | } | |
1498 | separator_names[] = | |
1499 | { | |
61e59c1d | 1500 | "space", SEPARATOR_NO_LINE, |
da88f592 GM |
1501 | "noLine", SEPARATOR_NO_LINE, |
1502 | "singleLine", SEPARATOR_SINGLE_LINE, | |
1503 | "doubleLine", SEPARATOR_DOUBLE_LINE, | |
1504 | "singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE, | |
1505 | "doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE, | |
1506 | "shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN, | |
1507 | "shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT, | |
1508 | "shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH, | |
1509 | "shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH, | |
1510 | "shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN, | |
1511 | "shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT, | |
1512 | "shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH, | |
1513 | "shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH, | |
1514 | 0 | |
1515 | }; | |
1516 | ||
1517 | int i; | |
1518 | ||
1519 | label += 3; | |
1520 | for (i = 0; separator_names[i].name; ++i) | |
1521 | if (strcmp (label, separator_names[i].name) == 0) | |
1522 | { | |
1523 | separator_p = 1; | |
1524 | *type = separator_names[i].type; | |
1525 | ||
2af98732 GM |
1526 | /* If separator type is not supported under Motif, |
1527 | use a similar one. */ | |
1528 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1529 | *type -= 4; | |
1530 | break; | |
1531 | } | |
1532 | } | |
1533 | else if (strlen (label) > 3 | |
46d74a69 GM |
1534 | && bcmp (label, "--", 2) == 0 |
1535 | && label[2] != '-') | |
2af98732 GM |
1536 | { |
1537 | /* Alternative, more Emacs-style names. */ | |
1538 | static struct separator_table | |
1539 | { | |
1540 | char *name; | |
1541 | enum menu_separator type; | |
1542 | } | |
1543 | separator_names[] = | |
1544 | { | |
1545 | "space", SEPARATOR_NO_LINE, | |
1546 | "no-line", SEPARATOR_NO_LINE, | |
1547 | "single-line", SEPARATOR_SINGLE_LINE, | |
1548 | "double-line", SEPARATOR_DOUBLE_LINE, | |
1549 | "single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE, | |
1550 | "double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE, | |
1551 | "shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN, | |
1552 | "shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT, | |
1553 | "shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH, | |
1554 | "shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH, | |
1555 | "shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN, | |
1556 | "shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT, | |
1557 | "shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH, | |
1558 | "shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH, | |
1559 | 0 | |
1560 | }; | |
1561 | ||
1562 | int i; | |
1563 | ||
1564 | label += 2; | |
1565 | for (i = 0; separator_names[i].name; ++i) | |
1566 | if (strcmp (label, separator_names[i].name) == 0) | |
1567 | { | |
1568 | separator_p = 1; | |
1569 | *type = separator_names[i].type; | |
1570 | ||
da88f592 GM |
1571 | /* If separator type is not supported under Motif, |
1572 | use a similar one. */ | |
1573 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1574 | *type -= 4; | |
1575 | break; | |
1576 | } | |
1577 | } | |
1578 | else | |
1579 | { | |
1580 | /* Old-style separator, maybe. It's a separator if it contains | |
1581 | only dashes. */ | |
1582 | while (*label == '-') | |
1583 | ++label; | |
1584 | separator_p = *label == 0; | |
1585 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1586 | } | |
1587 | ||
1588 | return separator_p; | |
1589 | } | |
1590 |