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 | ||
a3bf8a8c RS |
29 | #include "../src/lisp.h" |
30 | ||
07bf635f | 31 | #include <sys/types.h> |
07bf635f | 32 | #include <stdio.h> |
5f61736f | 33 | #include <ctype.h> |
e7818b5a | 34 | #include "lwlib-int.h" |
07bf635f | 35 | #include "lwlib-utils.h" |
01492d1b | 36 | #include <X11/StringDefs.h> |
07bf635f | 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 | |
fdc4d3cd | 78 | #if defined __STDC__ || defined PROTOTYPES |
a17063b5 GM |
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 | 144 | safe_strdup (s) |
fdc4d3cd | 145 | const 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); | |
240 | ||
a3bf8a8c | 241 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
242 | |
243 | if (wv->toolkit_data && wv->free_toolkit_data) | |
244 | { | |
53e28d2a | 245 | XtFree (wv->toolkit_data); |
07bf635f RS |
246 | wv->toolkit_data = (void *) 0xDEADBEEF; |
247 | } | |
248 | ||
249 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
250 | { | |
251 | free_widget_value_tree (wv->contents); | |
252 | wv->contents = (widget_value *) 0xDEADBEEF; | |
253 | } | |
254 | if (wv->next) | |
255 | { | |
256 | free_widget_value_tree (wv->next); | |
257 | wv->next = (widget_value *) 0xDEADBEEF; | |
258 | } | |
259 | free_widget_value (wv); | |
260 | } | |
261 | ||
262 | static widget_value * | |
5f61736f RS |
263 | copy_widget_value_tree (val, change) |
264 | widget_value* val; | |
265 | change_type change; | |
07bf635f RS |
266 | { |
267 | widget_value* copy; | |
268 | ||
269 | if (!val) | |
270 | return NULL; | |
271 | if (val == (widget_value *) 1) | |
272 | return val; | |
273 | ||
274 | copy = malloc_widget_value (); | |
275 | copy->name = safe_strdup (val->name); | |
276 | copy->value = safe_strdup (val->value); | |
277 | copy->key = safe_strdup (val->key); | |
a3bf8a8c | 278 | copy->help = val->help; |
07bf635f | 279 | copy->enabled = val->enabled; |
da88f592 | 280 | copy->button_type = val->button_type; |
07bf635f RS |
281 | copy->selected = val->selected; |
282 | copy->edited = False; | |
283 | copy->change = change; | |
0c12a958 | 284 | copy->this_one_change = change; |
07bf635f RS |
285 | copy->contents = copy_widget_value_tree (val->contents, change); |
286 | copy->call_data = val->call_data; | |
287 | copy->next = copy_widget_value_tree (val->next, change); | |
288 | copy->toolkit_data = NULL; | |
289 | copy->free_toolkit_data = False; | |
290 | return copy; | |
291 | } | |
292 | ||
293 | static widget_info * | |
02512b20 GM |
294 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
295 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
296 | char* type; |
297 | char* name; | |
298 | LWLIB_ID id; | |
299 | widget_value* val; | |
300 | lw_callback pre_activate_cb; | |
301 | lw_callback selection_cb; | |
302 | lw_callback post_activate_cb; | |
02512b20 | 303 | lw_callback highlight_cb; |
07bf635f RS |
304 | { |
305 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
306 | info->type = safe_strdup (type); | |
307 | info->name = safe_strdup (name); | |
308 | info->id = id; | |
309 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
310 | info->busy = False; | |
311 | info->pre_activate_cb = pre_activate_cb; | |
312 | info->selection_cb = selection_cb; | |
313 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 314 | info->highlight_cb = highlight_cb; |
07bf635f RS |
315 | info->instances = NULL; |
316 | ||
317 | info->next = all_widget_info; | |
318 | all_widget_info = info; | |
319 | ||
320 | return info; | |
321 | } | |
322 | ||
323 | static void | |
5f61736f RS |
324 | free_widget_info (info) |
325 | widget_info* info; | |
07bf635f RS |
326 | { |
327 | safe_free_str (info->type); | |
328 | safe_free_str (info->name); | |
329 | free_widget_value_tree (info->val); | |
f60044f5 | 330 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
331 | free (info); |
332 | } | |
333 | ||
334 | static void | |
5f61736f RS |
335 | mark_widget_destroyed (widget, closure, call_data) |
336 | Widget widget; | |
337 | XtPointer closure; | |
338 | XtPointer call_data; | |
07bf635f RS |
339 | { |
340 | widget_instance* instance = (widget_instance*)closure; | |
341 | ||
342 | /* be very conservative */ | |
343 | if (instance->widget == widget) | |
344 | instance->widget = NULL; | |
345 | } | |
346 | ||
347 | static widget_instance * | |
5f61736f RS |
348 | allocate_widget_instance (info, parent, pop_up_p) |
349 | widget_info* info; | |
350 | Widget parent; | |
351 | Boolean pop_up_p; | |
07bf635f RS |
352 | { |
353 | widget_instance* instance = | |
354 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 355 | bzero (instance, sizeof *instance); |
07bf635f RS |
356 | instance->parent = parent; |
357 | instance->pop_up_p = pop_up_p; | |
358 | instance->info = info; | |
359 | instance->next = info->instances; | |
360 | info->instances = instance; | |
361 | ||
7ef3956a | 362 | instantiate_widget_instance (instance); |
07bf635f RS |
363 | |
364 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
365 | mark_widget_destroyed, (XtPointer)instance); | |
366 | return instance; | |
367 | } | |
368 | ||
369 | static void | |
5f61736f RS |
370 | free_widget_instance (instance) |
371 | widget_instance* instance; | |
07bf635f | 372 | { |
f60044f5 | 373 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
374 | free (instance); |
375 | } | |
376 | ||
377 | static widget_info * | |
5f61736f RS |
378 | get_widget_info (id, remove_p) |
379 | LWLIB_ID id; | |
380 | Boolean remove_p; | |
07bf635f RS |
381 | { |
382 | widget_info* info; | |
383 | widget_info* prev; | |
384 | for (prev = NULL, info = all_widget_info; | |
385 | info; | |
386 | prev = info, info = info->next) | |
387 | if (info->id == id) | |
388 | { | |
389 | if (remove_p) | |
390 | { | |
391 | if (prev) | |
392 | prev->next = info->next; | |
393 | else | |
394 | all_widget_info = info->next; | |
395 | } | |
396 | return info; | |
397 | } | |
398 | return NULL; | |
399 | } | |
400 | ||
9331cca8 FP |
401 | /* Internal function used by the library dependent implementation to get the |
402 | widget_value for a given widget in an instance */ | |
403 | widget_info * | |
e14e13a4 FP |
404 | lw_get_widget_info (id) |
405 | LWLIB_ID id; | |
9331cca8 FP |
406 | { |
407 | return get_widget_info (id, 0); | |
408 | } | |
409 | ||
07bf635f | 410 | static widget_instance * |
5f61736f RS |
411 | get_widget_instance (widget, remove_p) |
412 | Widget widget; | |
413 | Boolean remove_p; | |
07bf635f RS |
414 | { |
415 | widget_info* info; | |
416 | widget_instance* instance; | |
417 | widget_instance* prev; | |
418 | for (info = all_widget_info; info; info = info->next) | |
419 | for (prev = NULL, instance = info->instances; | |
420 | instance; | |
421 | prev = instance, instance = instance->next) | |
422 | if (instance->widget == widget) | |
423 | { | |
424 | if (remove_p) | |
425 | { | |
426 | if (prev) | |
427 | prev->next = instance->next; | |
428 | else | |
429 | info->instances = instance->next; | |
430 | } | |
431 | return instance; | |
432 | } | |
433 | return (widget_instance *) 0; | |
434 | } | |
435 | ||
02512b20 GM |
436 | /* Value is a pointer to the widget_instance corresponding to |
437 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
438 | ||
439 | widget_instance * | |
440 | lw_get_widget_instance (widget) | |
441 | Widget widget; | |
442 | { | |
443 | return get_widget_instance (widget, False); | |
444 | } | |
445 | ||
07bf635f | 446 | static widget_instance* |
5f61736f RS |
447 | find_instance (id, parent, pop_up_p) |
448 | LWLIB_ID id; | |
449 | Widget parent; | |
450 | Boolean pop_up_p; | |
07bf635f RS |
451 | { |
452 | widget_info* info = get_widget_info (id, False); | |
453 | widget_instance* instance; | |
454 | ||
455 | if (info) | |
456 | for (instance = info->instances; instance; instance = instance->next) | |
457 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
458 | return instance; | |
459 | ||
460 | return NULL; | |
461 | } | |
462 | ||
463 | \f | |
464 | /* utility function for widget_value */ | |
465 | static Boolean | |
5f61736f RS |
466 | safe_strcmp (s1, s2) |
467 | char* s1; | |
468 | char* s2; | |
07bf635f RS |
469 | { |
470 | if (!!s1 ^ !!s2) return True; | |
471 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
472 | } | |
473 | ||
07bf635f RS |
474 | |
475 | #if 0 | |
476 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
477 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
478 | name, \ | |
479 | (oc == NO_CHANGE ? "none" : \ | |
480 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
481 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
482 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
483 | oc, \ | |
484 | (nc == NO_CHANGE ? "none" : \ | |
485 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
486 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
487 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
488 | nc, desc, a1, a2) | |
489 | #else | |
490 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
491 | #endif | |
492 | ||
493 | ||
494 | static widget_value * | |
a17063b5 | 495 | merge_widget_value (val1, val2, level, change_p) |
5f61736f RS |
496 | widget_value* val1; |
497 | widget_value* val2; | |
498 | int level; | |
a17063b5 | 499 | int *change_p; |
07bf635f | 500 | { |
0c12a958 | 501 | change_type change, this_one_change; |
07bf635f RS |
502 | widget_value* merged_next; |
503 | widget_value* merged_contents; | |
504 | ||
505 | if (!val1) | |
506 | { | |
507 | if (val2) | |
a17063b5 GM |
508 | { |
509 | *change_p = 1; | |
510 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
511 | } | |
07bf635f RS |
512 | else |
513 | return NULL; | |
514 | } | |
515 | if (!val2) | |
516 | { | |
a17063b5 | 517 | *change_p = 1; |
07bf635f RS |
518 | free_widget_value_tree (val1); |
519 | return NULL; | |
520 | } | |
521 | ||
522 | change = NO_CHANGE; | |
523 | ||
524 | if (safe_strcmp (val1->name, val2->name)) | |
525 | { | |
526 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
527 | val1->name, val2->name); | |
528 | change = max (change, STRUCTURAL_CHANGE); | |
529 | safe_free_str (val1->name); | |
530 | val1->name = safe_strdup (val2->name); | |
531 | } | |
532 | if (safe_strcmp (val1->value, val2->value)) | |
533 | { | |
534 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
535 | val1->value, val2->value); | |
536 | change = max (change, VISIBLE_CHANGE); | |
537 | safe_free_str (val1->value); | |
538 | val1->value = safe_strdup (val2->value); | |
539 | } | |
540 | if (safe_strcmp (val1->key, val2->key)) | |
541 | { | |
542 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
543 | val1->key, val2->key); | |
544 | change = max (change, VISIBLE_CHANGE); | |
545 | safe_free_str (val1->key); | |
546 | val1->key = safe_strdup (val2->key); | |
547 | } | |
a3bf8a8c | 548 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
549 | { |
550 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
551 | val1->help, val2->help); | |
552 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 553 | val1->help = val2->help; |
02512b20 | 554 | } |
07bf635f RS |
555 | if (val1->enabled != val2->enabled) |
556 | { | |
557 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
558 | val1->enabled, val2->enabled); | |
559 | change = max (change, VISIBLE_CHANGE); | |
560 | val1->enabled = val2->enabled; | |
561 | } | |
da88f592 GM |
562 | if (val1->button_type != val2->button_type) |
563 | { | |
564 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
565 | val1->button_type, val2->button_type); | |
566 | change = max (change, VISIBLE_CHANGE); | |
567 | val1->button_type = val2->button_type; | |
568 | } | |
07bf635f RS |
569 | if (val1->selected != val2->selected) |
570 | { | |
571 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
572 | val1->selected, val2->selected); | |
573 | change = max (change, VISIBLE_CHANGE); | |
574 | val1->selected = val2->selected; | |
575 | } | |
576 | if (val1->call_data != val2->call_data) | |
577 | { | |
578 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
579 | val1->call_data, val2->call_data); | |
580 | change = max (change, INVISIBLE_CHANGE); | |
581 | val1->call_data = val2->call_data; | |
582 | } | |
583 | ||
584 | if (level > 0) | |
585 | { | |
586 | merged_contents = | |
a17063b5 GM |
587 | merge_widget_value (val1->contents, val2->contents, level - 1, |
588 | change_p); | |
07bf635f RS |
589 | |
590 | if (val1->contents && !merged_contents) | |
591 | { | |
7ef3956a RS |
592 | /* This used to say INVISIBLE_CHANGE, |
593 | but it is visible and vitally important when | |
594 | the contents of the menu bar itself are entirely deleted. | |
595 | ||
596 | But maybe it doesn't matter. This fails to fix the bug. */ | |
597 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 598 | 0, 0); |
7ef3956a | 599 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
600 | } |
601 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
602 | { | |
603 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
604 | 0, 0); | |
605 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 606 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
607 | #ifdef USE_MOTIF |
608 | change = max (merged_contents->change, change); | |
61069f2b | 609 | #endif |
2fe6d204 | 610 | #endif |
07bf635f RS |
611 | } |
612 | ||
613 | val1->contents = merged_contents; | |
614 | } | |
615 | ||
0c12a958 RS |
616 | this_one_change = change; |
617 | ||
a17063b5 | 618 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
619 | |
620 | if (val1->next && !merged_next) | |
621 | { | |
622 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
623 | 0, 0); | |
624 | change = max (change, STRUCTURAL_CHANGE); | |
625 | } | |
626 | else if (merged_next) | |
627 | { | |
628 | if (merged_next->change) | |
629 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
630 | 0, 0); | |
631 | change = max (change, merged_next->change); | |
632 | } | |
633 | ||
634 | val1->next = merged_next; | |
635 | ||
0c12a958 | 636 | val1->this_one_change = this_one_change; |
07bf635f RS |
637 | val1->change = change; |
638 | ||
639 | if (change > NO_CHANGE && val1->toolkit_data) | |
640 | { | |
a17063b5 | 641 | *change_p = 1; |
07bf635f | 642 | if (val1->free_toolkit_data) |
53e28d2a | 643 | XtFree (val1->toolkit_data); |
07bf635f RS |
644 | val1->toolkit_data = NULL; |
645 | } | |
646 | ||
647 | return val1; | |
648 | } | |
649 | ||
650 | \f | |
651 | /* modifying the widgets */ | |
652 | static Widget | |
5f61736f RS |
653 | name_to_widget (instance, name) |
654 | widget_instance* instance; | |
655 | char* name; | |
07bf635f RS |
656 | { |
657 | Widget widget = NULL; | |
658 | ||
659 | if (!instance->widget) | |
660 | return NULL; | |
661 | ||
662 | if (!strcmp (XtName (instance->widget), name)) | |
663 | widget = instance->widget; | |
664 | else | |
665 | { | |
666 | int length = strlen (name) + 2; | |
f60044f5 | 667 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
668 | real_name [0] = '*'; |
669 | strcpy (real_name + 1, name); | |
670 | ||
671 | widget = XtNameToWidget (instance->widget, real_name); | |
f60044f5 RS |
672 | |
673 | free (real_name); | |
07bf635f RS |
674 | } |
675 | return widget; | |
676 | } | |
677 | ||
678 | static void | |
5f61736f RS |
679 | set_one_value (instance, val, deep_p) |
680 | widget_instance* instance; | |
681 | widget_value* val; | |
682 | Boolean deep_p; | |
07bf635f RS |
683 | { |
684 | Widget widget = name_to_widget (instance, val->name); | |
685 | ||
686 | if (widget) | |
687 | { | |
688 | #if defined (USE_LUCID) | |
689 | if (lw_lucid_widget_p (instance->widget)) | |
690 | xlw_update_one_widget (instance, widget, val, deep_p); | |
691 | #endif | |
692 | #if defined (USE_MOTIF) | |
693 | if (lw_motif_widget_p (instance->widget)) | |
694 | xm_update_one_widget (instance, widget, val, deep_p); | |
695 | #endif | |
696 | #if defined (USE_OLIT) | |
697 | if (lw_olit_widget_p (instance->widget)) | |
698 | xol_update_one_widget (instance, widget, val, deep_p); | |
9331cca8 FP |
699 | #endif |
700 | #if defined (USE_XAW) | |
701 | if (lw_xaw_widget_p (instance->widget)) | |
702 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
703 | #endif |
704 | } | |
705 | } | |
706 | ||
707 | static void | |
5f61736f RS |
708 | update_one_widget_instance (instance, deep_p) |
709 | widget_instance* instance; | |
710 | Boolean deep_p; | |
07bf635f RS |
711 | { |
712 | widget_value *val; | |
713 | ||
714 | if (!instance->widget) | |
715 | /* the widget was destroyed */ | |
716 | return; | |
717 | ||
718 | for (val = instance->info->val; val; val = val->next) | |
719 | if (val->change != NO_CHANGE) | |
720 | set_one_value (instance, val, deep_p); | |
721 | } | |
722 | ||
723 | static void | |
5f61736f RS |
724 | update_all_widget_values (info, deep_p) |
725 | widget_info* info; | |
726 | Boolean deep_p; | |
07bf635f RS |
727 | { |
728 | widget_instance* instance; | |
729 | widget_value* val; | |
730 | ||
731 | for (instance = info->instances; instance; instance = instance->next) | |
732 | update_one_widget_instance (instance, deep_p); | |
733 | ||
734 | for (val = info->val; val; val = val->next) | |
735 | val->change = NO_CHANGE; | |
736 | } | |
737 | ||
a17063b5 | 738 | int |
5f61736f RS |
739 | lw_modify_all_widgets (id, val, deep_p) |
740 | LWLIB_ID id; | |
741 | widget_value* val; | |
742 | Boolean deep_p; | |
07bf635f RS |
743 | { |
744 | widget_info* info = get_widget_info (id, False); | |
745 | widget_value* new_val; | |
746 | widget_value* next_new_val; | |
747 | widget_value* cur; | |
748 | widget_value* prev; | |
749 | widget_value* next; | |
750 | int found; | |
a17063b5 | 751 | int change_p = 0; |
07bf635f RS |
752 | |
753 | if (!info) | |
fdc4d3cd | 754 | return 0; |
07bf635f RS |
755 | |
756 | for (new_val = val; new_val; new_val = new_val->next) | |
757 | { | |
758 | next_new_val = new_val->next; | |
759 | new_val->next = NULL; | |
760 | found = False; | |
761 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
762 | if (!strcmp (cur->name, new_val->name)) | |
763 | { | |
764 | found = True; | |
765 | next = cur->next; | |
766 | cur->next = NULL; | |
a17063b5 GM |
767 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
768 | &change_p); | |
07bf635f RS |
769 | if (prev) |
770 | prev->next = cur ? cur : next; | |
771 | else | |
772 | info->val = cur ? cur : next; | |
773 | if (cur) | |
774 | cur->next = next; | |
775 | break; | |
776 | } | |
777 | if (!found) | |
778 | { | |
779 | /* Could not find it, add it */ | |
780 | if (prev) | |
781 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
782 | else | |
783 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 784 | change_p = 1; |
07bf635f RS |
785 | } |
786 | new_val->next = next_new_val; | |
787 | } | |
788 | ||
789 | update_all_widget_values (info, deep_p); | |
a17063b5 | 790 | return change_p; |
07bf635f RS |
791 | } |
792 | ||
793 | \f | |
794 | /* creating the widgets */ | |
795 | ||
796 | static void | |
5f61736f RS |
797 | initialize_widget_instance (instance) |
798 | widget_instance* instance; | |
07bf635f RS |
799 | { |
800 | widget_value* val; | |
801 | ||
802 | for (val = instance->info->val; val; val = val->next) | |
803 | val->change = STRUCTURAL_CHANGE; | |
804 | ||
805 | update_one_widget_instance (instance, True); | |
806 | ||
807 | for (val = instance->info->val; val; val = val->next) | |
808 | val->change = NO_CHANGE; | |
809 | } | |
810 | ||
811 | ||
812 | static widget_creation_function | |
5f61736f RS |
813 | find_in_table (type, table) |
814 | char* type; | |
815 | widget_creation_entry* table; | |
07bf635f RS |
816 | { |
817 | widget_creation_entry* cur; | |
818 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 819 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
820 | return cur->function; |
821 | return NULL; | |
822 | } | |
823 | ||
824 | static Boolean | |
5f61736f RS |
825 | dialog_spec_p (name) |
826 | char* name; | |
07bf635f RS |
827 | { |
828 | /* return True if name matches [EILPQeilpq][1-9][Bb] or | |
829 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ | |
830 | if (!name) | |
831 | return False; | |
832 | ||
833 | switch (name [0]) | |
834 | { | |
835 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
836 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
837 | if (name [1] >= '0' && name [1] <= '9') | |
838 | { | |
839 | if (name [2] != 'B' && name [2] != 'b') | |
840 | return False; | |
841 | if (!name [3]) | |
842 | return True; | |
843 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
844 | return True; | |
845 | if ((name [3] == 'R' || name [3] == 'r') | |
846 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
847 | return True; | |
848 | return False; | |
849 | } | |
850 | else | |
851 | return False; | |
852 | ||
853 | default: | |
854 | return False; | |
855 | } | |
856 | } | |
857 | ||
858 | static void | |
7ef3956a | 859 | instantiate_widget_instance (instance) |
5f61736f | 860 | widget_instance* instance; |
07bf635f RS |
861 | { |
862 | widget_creation_function function = NULL; | |
863 | ||
864 | #if defined (USE_LUCID) | |
865 | if (!function) | |
866 | function = find_in_table (instance->info->type, xlw_creation_table); | |
867 | #endif | |
868 | #if defined(USE_MOTIF) | |
869 | if (!function) | |
870 | function = find_in_table (instance->info->type, xm_creation_table); | |
871 | #endif | |
872 | #if defined (USE_OLIT) | |
873 | if (!function) | |
874 | function = find_in_table (instance->info->type, xol_creation_table); | |
875 | #endif | |
9331cca8 FP |
876 | #if defined (USE_XAW) |
877 | if (!function) | |
878 | function = find_in_table (instance->info->type, xaw_creation_table); | |
879 | #endif | |
07bf635f RS |
880 | |
881 | if (!function) | |
882 | { | |
883 | if (dialog_spec_p (instance->info->type)) | |
884 | { | |
885 | #if defined (USE_LUCID) | |
886 | /* not yet */ | |
887 | #endif | |
888 | #if defined(USE_MOTIF) | |
889 | if (!function) | |
890 | function = xm_create_dialog; | |
891 | #endif | |
9331cca8 FP |
892 | #if defined (USE_XAW) |
893 | if (!function) | |
894 | function = xaw_create_dialog; | |
895 | #endif | |
07bf635f RS |
896 | #if defined (USE_OLIT) |
897 | /* not yet */ | |
898 | #endif | |
899 | } | |
900 | } | |
901 | ||
902 | if (!function) | |
903 | { | |
904 | printf ("No creation function for widget type %s\n", | |
905 | instance->info->type); | |
906 | abort (); | |
907 | } | |
908 | ||
909 | instance->widget = (*function) (instance); | |
910 | ||
911 | if (!instance->widget) | |
912 | abort (); | |
913 | ||
914 | /* XtRealizeWidget (instance->widget);*/ | |
915 | } | |
916 | ||
917 | void | |
02512b20 GM |
918 | lw_register_widget (type, name, id, val, pre_activate_cb, |
919 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
920 | char* type; |
921 | char* name; | |
922 | LWLIB_ID id; | |
923 | widget_value* val; | |
924 | lw_callback pre_activate_cb; | |
925 | lw_callback selection_cb; | |
926 | lw_callback post_activate_cb; | |
02512b20 | 927 | lw_callback highlight_cb; |
07bf635f RS |
928 | { |
929 | if (!get_widget_info (id, False)) | |
930 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 931 | post_activate_cb, highlight_cb); |
07bf635f RS |
932 | } |
933 | ||
934 | Widget | |
5f61736f RS |
935 | lw_get_widget (id, parent, pop_up_p) |
936 | LWLIB_ID id; | |
937 | Widget parent; | |
938 | Boolean pop_up_p; | |
07bf635f RS |
939 | { |
940 | widget_instance* instance; | |
941 | ||
942 | instance = find_instance (id, parent, pop_up_p); | |
943 | return instance ? instance->widget : NULL; | |
944 | } | |
945 | ||
946 | Widget | |
5f61736f RS |
947 | lw_make_widget (id, parent, pop_up_p) |
948 | LWLIB_ID id; | |
949 | Widget parent; | |
950 | Boolean pop_up_p; | |
07bf635f RS |
951 | { |
952 | widget_instance* instance; | |
953 | widget_info* info; | |
954 | ||
955 | instance = find_instance (id, parent, pop_up_p); | |
956 | if (!instance) | |
957 | { | |
958 | info = get_widget_info (id, False); | |
959 | if (!info) | |
960 | return NULL; | |
961 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
962 | initialize_widget_instance (instance); | |
963 | } | |
964 | if (!instance->widget) | |
965 | abort (); | |
966 | return instance->widget; | |
967 | } | |
968 | ||
969 | Widget | |
02512b20 GM |
970 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
971 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
972 | char* type; |
973 | char* name; | |
974 | LWLIB_ID id; | |
975 | widget_value* val; | |
976 | Widget parent; | |
977 | Boolean pop_up_p; | |
978 | lw_callback pre_activate_cb; | |
979 | lw_callback selection_cb; | |
980 | lw_callback post_activate_cb; | |
02512b20 | 981 | lw_callback highlight_cb; |
07bf635f RS |
982 | { |
983 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 984 | post_activate_cb, highlight_cb); |
07bf635f RS |
985 | return lw_make_widget (id, parent, pop_up_p); |
986 | } | |
987 | ||
988 | \f | |
989 | /* destroying the widgets */ | |
990 | static void | |
5f61736f RS |
991 | destroy_one_instance (instance) |
992 | widget_instance* instance; | |
07bf635f RS |
993 | { |
994 | /* Remove the destroy callback on the widget; that callback will try to | |
995 | dereference the instance object (to set its widget slot to 0, since the | |
996 | widget is dead.) Since the instance is now dead, we don't have to worry | |
997 | about the fact that its widget is dead too. | |
998 | ||
999 | This happens in the Phase2Destroy of the widget, so this callback would | |
1000 | not have been run until arbitrarily long after the instance was freed. | |
1001 | */ | |
1002 | if (instance->widget) | |
1003 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1004 | mark_widget_destroyed, (XtPointer)instance); | |
1005 | ||
1006 | if (instance->widget) | |
1007 | { | |
1008 | /* The else are pretty tricky here, including the empty statement | |
1009 | at the end because it would be very bad to destroy a widget | |
1010 | twice. */ | |
1011 | #if defined (USE_LUCID) | |
1012 | if (lw_lucid_widget_p (instance->widget)) | |
1013 | xlw_destroy_instance (instance); | |
1014 | else | |
1015 | #endif | |
1016 | #if defined (USE_MOTIF) | |
1017 | if (lw_motif_widget_p (instance->widget)) | |
1018 | xm_destroy_instance (instance); | |
1019 | else | |
1020 | #endif | |
1021 | #if defined (USE_OLIT) | |
1022 | if (lw_olit_widget_p (instance->widget)) | |
1023 | xol_destroy_instance (instance); | |
1024 | else | |
9331cca8 FP |
1025 | #endif |
1026 | #if defined (USE_XAW) | |
1027 | if (lw_xaw_widget_p (instance->widget)) | |
1028 | xaw_destroy_instance (instance); | |
1029 | else | |
07bf635f RS |
1030 | #endif |
1031 | /* do not remove the empty statement */ | |
1032 | ; | |
1033 | } | |
1034 | ||
1035 | free_widget_instance (instance); | |
1036 | } | |
1037 | ||
1038 | void | |
5f61736f RS |
1039 | lw_destroy_widget (w) |
1040 | Widget w; | |
07bf635f RS |
1041 | { |
1042 | widget_instance* instance = get_widget_instance (w, True); | |
1043 | ||
1044 | if (instance) | |
1045 | { | |
1046 | widget_info *info = instance->info; | |
1047 | /* instance has already been removed from the list; free it */ | |
1048 | destroy_one_instance (instance); | |
1049 | /* if there are no instances left, free the info too */ | |
1050 | if (!info->instances) | |
1051 | lw_destroy_all_widgets (info->id); | |
1052 | } | |
1053 | } | |
1054 | ||
1055 | void | |
5f61736f RS |
1056 | lw_destroy_all_widgets (id) |
1057 | LWLIB_ID id; | |
07bf635f RS |
1058 | { |
1059 | widget_info* info = get_widget_info (id, True); | |
1060 | widget_instance* instance; | |
1061 | widget_instance* next; | |
1062 | ||
1063 | if (info) | |
1064 | { | |
1065 | for (instance = info->instances; instance; ) | |
1066 | { | |
1067 | next = instance->next; | |
1068 | destroy_one_instance (instance); | |
1069 | instance = next; | |
1070 | } | |
1071 | free_widget_info (info); | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | void | |
1076 | lw_destroy_everything () | |
1077 | { | |
1078 | while (all_widget_info) | |
1079 | lw_destroy_all_widgets (all_widget_info->id); | |
1080 | } | |
1081 | ||
1082 | void | |
1083 | lw_destroy_all_pop_ups () | |
1084 | { | |
1085 | widget_info* info; | |
1086 | widget_info* next; | |
1087 | widget_instance* instance; | |
1088 | ||
1089 | for (info = all_widget_info; info; info = next) | |
1090 | { | |
1091 | next = info->next; | |
1092 | instance = info->instances; | |
1093 | if (instance && instance->pop_up_p) | |
1094 | lw_destroy_all_widgets (info->id); | |
1095 | } | |
1096 | } | |
1097 | ||
1098 | #ifdef USE_MOTIF | |
9e3fe459 | 1099 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1100 | #endif |
1101 | ||
1102 | Widget | |
1103 | lw_raise_all_pop_up_widgets () | |
1104 | { | |
1105 | widget_info* info; | |
1106 | widget_instance* instance; | |
1107 | Widget result = NULL; | |
1108 | ||
1109 | for (info = all_widget_info; info; info = info->next) | |
1110 | for (instance = info->instances; instance; instance = instance->next) | |
1111 | if (instance->pop_up_p) | |
1112 | { | |
1113 | Widget widget = instance->widget; | |
1114 | if (widget) | |
1115 | { | |
1116 | if (XtIsManaged (widget) | |
1117 | #ifdef USE_MOTIF | |
1118 | /* What a complete load of crap!!!! | |
1119 | When a dialogShell is on the screen, it is not managed! | |
1120 | */ | |
1121 | || (lw_motif_widget_p (instance->widget) && | |
1122 | XtIsManaged (first_child (widget))) | |
1123 | #endif | |
1124 | ) | |
1125 | { | |
1126 | if (!result) | |
1127 | result = widget; | |
1128 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1129 | } | |
1130 | } | |
1131 | } | |
1132 | return result; | |
1133 | } | |
1134 | ||
1135 | static void | |
5f61736f RS |
1136 | lw_pop_all_widgets (id, up) |
1137 | LWLIB_ID id; | |
1138 | Boolean up; | |
07bf635f RS |
1139 | { |
1140 | widget_info* info = get_widget_info (id, False); | |
1141 | widget_instance* instance; | |
1142 | ||
1143 | if (info) | |
1144 | for (instance = info->instances; instance; instance = instance->next) | |
1145 | if (instance->pop_up_p && instance->widget) | |
1146 | { | |
07bf635f RS |
1147 | #if defined (USE_LUCID) |
1148 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1149 | { |
1150 | XtRealizeWidget (instance->widget); | |
1151 | xlw_pop_instance (instance, up); | |
1152 | } | |
07bf635f RS |
1153 | #endif |
1154 | #if defined (USE_MOTIF) | |
1155 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1156 | { |
1157 | XtRealizeWidget (instance->widget); | |
1158 | xm_pop_instance (instance, up); | |
1159 | } | |
07bf635f RS |
1160 | #endif |
1161 | #if defined (USE_OLIT) | |
1162 | if (lw_olit_widget_p (instance->widget)) | |
9331cca8 FP |
1163 | { |
1164 | XtRealizeWidget (instance->widget); | |
1165 | xol_pop_instance (instance, up); | |
1166 | } | |
1167 | #endif | |
1168 | #if defined (USE_XAW) | |
1169 | if (lw_xaw_widget_p (instance->widget)) | |
1170 | { | |
1171 | XtRealizeWidget (XtParent (instance->widget)); | |
1172 | XtRealizeWidget (instance->widget); | |
1173 | xaw_pop_instance (instance, up); | |
1174 | } | |
07bf635f RS |
1175 | #endif |
1176 | } | |
1177 | } | |
1178 | ||
1179 | void | |
5f61736f RS |
1180 | lw_pop_up_all_widgets (id) |
1181 | LWLIB_ID id; | |
07bf635f RS |
1182 | { |
1183 | lw_pop_all_widgets (id, True); | |
1184 | } | |
1185 | ||
1186 | void | |
5f61736f RS |
1187 | lw_pop_down_all_widgets (id) |
1188 | LWLIB_ID id; | |
07bf635f RS |
1189 | { |
1190 | lw_pop_all_widgets (id, False); | |
1191 | } | |
1192 | ||
1193 | void | |
5b3b31d6 | 1194 | lw_popup_menu (widget, event) |
5f61736f | 1195 | Widget widget; |
5b3b31d6 | 1196 | XEvent *event; |
07bf635f RS |
1197 | { |
1198 | #if defined (USE_LUCID) | |
1199 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1200 | xlw_popup_menu (widget, event); |
07bf635f RS |
1201 | #endif |
1202 | #if defined (USE_MOTIF) | |
1203 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1204 | xm_popup_menu (widget, event); |
07bf635f RS |
1205 | #endif |
1206 | #if defined (USE_OLIT) | |
1207 | if (lw_olit_widget_p (widget)) | |
5b3b31d6 | 1208 | xol_popup_menu (widget, event); |
07bf635f | 1209 | #endif |
9331cca8 FP |
1210 | #if defined (USE_XAW) |
1211 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1212 | xaw_popup_menu (widget, event); |
9331cca8 | 1213 | #endif |
07bf635f RS |
1214 | } |
1215 | ||
1216 | \f/* get the values back */ | |
1217 | static Boolean | |
5f61736f RS |
1218 | get_one_value (instance, val) |
1219 | widget_instance* instance; | |
1220 | widget_value* val; | |
07bf635f RS |
1221 | { |
1222 | Widget widget = name_to_widget (instance, val->name); | |
1223 | ||
1224 | if (widget) | |
1225 | { | |
1226 | #if defined (USE_LUCID) | |
1227 | if (lw_lucid_widget_p (instance->widget)) | |
1228 | xlw_update_one_value (instance, widget, val); | |
1229 | #endif | |
1230 | #if defined (USE_MOTIF) | |
1231 | if (lw_motif_widget_p (instance->widget)) | |
1232 | xm_update_one_value (instance, widget, val); | |
1233 | #endif | |
1234 | #if defined (USE_OLIT) | |
1235 | if (lw_olit_widget_p (instance->widget)) | |
1236 | xol_update_one_value (instance, widget, val); | |
9331cca8 FP |
1237 | #endif |
1238 | #if defined (USE_XAW) | |
1239 | if (lw_xaw_widget_p (instance->widget)) | |
1240 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1241 | #endif |
1242 | return True; | |
1243 | } | |
1244 | else | |
1245 | return False; | |
1246 | } | |
1247 | ||
1248 | Boolean | |
5f61736f RS |
1249 | lw_get_some_values (id, val_out) |
1250 | LWLIB_ID id; | |
1251 | widget_value* val_out; | |
07bf635f RS |
1252 | { |
1253 | widget_info* info = get_widget_info (id, False); | |
1254 | widget_instance* instance; | |
1255 | widget_value* val; | |
1256 | Boolean result = False; | |
1257 | ||
1258 | if (!info) | |
1259 | return False; | |
1260 | ||
1261 | instance = info->instances; | |
1262 | if (!instance) | |
1263 | return False; | |
1264 | ||
1265 | for (val = val_out; val; val = val->next) | |
1266 | if (get_one_value (instance, val)) | |
1267 | result = True; | |
1268 | ||
1269 | return result; | |
1270 | } | |
1271 | ||
1272 | widget_value* | |
5f61736f RS |
1273 | lw_get_all_values (id) |
1274 | LWLIB_ID id; | |
07bf635f RS |
1275 | { |
1276 | widget_info* info = get_widget_info (id, False); | |
1277 | widget_value* val = info->val; | |
1278 | if (lw_get_some_values (id, val)) | |
1279 | return val; | |
1280 | else | |
1281 | return NULL; | |
1282 | } | |
1283 | ||
1284 | /* internal function used by the library dependent implementation to get the | |
1285 | widget_value for a given widget in an instance */ | |
1286 | widget_value* | |
5f61736f RS |
1287 | lw_get_widget_value_for_widget (instance, w) |
1288 | widget_instance* instance; | |
1289 | Widget w; | |
07bf635f RS |
1290 | { |
1291 | char* name = XtName (w); | |
1292 | widget_value* cur; | |
1293 | for (cur = instance->info->val; cur; cur = cur->next) | |
1294 | if (!strcmp (cur->name, name)) | |
1295 | return cur; | |
1296 | return NULL; | |
1297 | } | |
1298 | ||
1299 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1300 | |
1301 | /* To forbid recursive calls */ | |
1302 | static Boolean lwlib_updating; | |
1303 | ||
07bf635f RS |
1304 | /* This function can be used as a an XtCallback for the widgets that get |
1305 | modified to update other instances of the widgets. Closure should be the | |
1306 | widget_instance. */ | |
1307 | void | |
5f61736f RS |
1308 | lw_internal_update_other_instances (widget, closure, call_data) |
1309 | Widget widget; | |
1310 | XtPointer closure; | |
1311 | XtPointer call_data; | |
07bf635f | 1312 | { |
07bf635f RS |
1313 | widget_instance* instance = (widget_instance*)closure; |
1314 | char* name = XtName (widget); | |
1315 | widget_info* info; | |
1316 | widget_instance* cur; | |
1317 | widget_value* val; | |
1318 | ||
bd2c5b53 KH |
1319 | /* Avoid possibly infinite recursion. */ |
1320 | if (lwlib_updating) | |
07bf635f RS |
1321 | return; |
1322 | ||
1323 | /* protect against the widget being destroyed */ | |
1324 | if (XtWidgetBeingDestroyedP (widget)) | |
1325 | return; | |
1326 | ||
1327 | /* Return immediately if there are no other instances */ | |
1328 | info = instance->info; | |
1329 | if (!info->instances->next) | |
1330 | return; | |
1331 | ||
bd2c5b53 | 1332 | lwlib_updating = True; |
07bf635f RS |
1333 | |
1334 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1335 | ||
1336 | if (val && get_one_value (instance, val)) | |
1337 | for (cur = info->instances; cur; cur = cur->next) | |
1338 | if (cur != instance) | |
1339 | set_one_value (cur, val, True); | |
1340 | ||
bd2c5b53 | 1341 | lwlib_updating = False; |
07bf635f RS |
1342 | } |
1343 | ||
1344 | ||
1345 | \f/* get the id */ | |
1346 | ||
1347 | LWLIB_ID | |
5f61736f RS |
1348 | lw_get_widget_id (w) |
1349 | Widget w; | |
07bf635f RS |
1350 | { |
1351 | widget_instance* instance = get_widget_instance (w, False); | |
1352 | ||
1353 | return instance ? instance->info->id : 0; | |
1354 | } | |
1355 | ||
1356 | \f/* set the keyboard focus */ | |
1357 | void | |
5f61736f RS |
1358 | lw_set_keyboard_focus (parent, w) |
1359 | Widget parent; | |
1360 | Widget w; | |
07bf635f RS |
1361 | { |
1362 | #if defined (USE_MOTIF) | |
1363 | xm_set_keyboard_focus (parent, w); | |
1364 | #else | |
1365 | XtSetKeyboardFocus (parent, w); | |
1366 | #endif | |
1367 | } | |
1368 | ||
1369 | \f/* Show busy */ | |
1370 | static void | |
5f61736f RS |
1371 | show_one_widget_busy (w, flag) |
1372 | Widget w; | |
1373 | Boolean flag; | |
07bf635f RS |
1374 | { |
1375 | Pixel foreground = 0; | |
1376 | Pixel background = 1; | |
1377 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1378 | if (!widget_to_invert) | |
1379 | widget_to_invert = w; | |
1380 | ||
1381 | XtVaGetValues (widget_to_invert, | |
1382 | XtNforeground, &foreground, | |
1383 | XtNbackground, &background, | |
8dd095ee | 1384 | NULL); |
07bf635f RS |
1385 | XtVaSetValues (widget_to_invert, |
1386 | XtNforeground, background, | |
1387 | XtNbackground, foreground, | |
8dd095ee | 1388 | NULL); |
07bf635f RS |
1389 | } |
1390 | ||
1391 | void | |
5f61736f RS |
1392 | lw_show_busy (w, busy) |
1393 | Widget w; | |
1394 | Boolean busy; | |
07bf635f RS |
1395 | { |
1396 | widget_instance* instance = get_widget_instance (w, False); | |
1397 | widget_info* info; | |
1398 | widget_instance* next; | |
1399 | ||
1400 | if (instance) | |
1401 | { | |
1402 | info = instance->info; | |
1403 | if (info->busy != busy) | |
1404 | { | |
1405 | for (next = info->instances; next; next = next->next) | |
1406 | if (next->widget) | |
1407 | show_one_widget_busy (next->widget, busy); | |
1408 | info->busy = busy; | |
1409 | } | |
1410 | } | |
1411 | } | |
2af91681 PR |
1412 | |
1413 | /* This hack exists because Lucid/Athena need to execute the strange | |
1414 | function below to support geometry management. */ | |
1415 | void | |
1416 | lw_refigure_widget (w, doit) | |
1417 | Widget w; | |
1418 | Boolean doit; | |
1419 | { | |
e1241f09 | 1420 | #if defined (USE_XAW) |
2af91681 PR |
1421 | XawPanedSetRefigureMode (w, doit); |
1422 | #endif | |
1423 | #if defined (USE_MOTIF) | |
1424 | if (doit) | |
2af91681 | 1425 | XtManageChild (w); |
a61155bc RS |
1426 | else |
1427 | XtUnmanageChild (w); | |
2af91681 PR |
1428 | #endif |
1429 | } | |
1430 | ||
1431 | /* Toolkit independent way of determining if an event window is in the | |
1432 | menubar. */ | |
1433 | Boolean | |
1434 | lw_window_is_in_menubar (win, menubar_widget) | |
1435 | Window win; | |
1436 | Widget menubar_widget; | |
1437 | { | |
1438 | return menubar_widget | |
1439 | #if defined (USE_LUCID) | |
1440 | && XtWindow (menubar_widget) == win; | |
1441 | #endif | |
1442 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1443 | && ((XtWindow (menubar_widget) == win) |
1444 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1445 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1446 | == menubar_widget))); | |
2af91681 PR |
1447 | #endif |
1448 | } | |
1449 | ||
1450 | /* Motif hack to set the main window areas. */ | |
1451 | void | |
1452 | lw_set_main_areas (parent, menubar, work_area) | |
1453 | Widget parent; | |
1454 | Widget menubar; | |
1455 | Widget work_area; | |
1456 | { | |
1457 | #if defined (USE_MOTIF) | |
6618806e | 1458 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1459 | #endif |
1460 | } | |
1461 | ||
1462 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1463 | is about to be modified. */ | |
1464 | void | |
1465 | lw_allow_resizing (w, flag) | |
1466 | Widget w; | |
1467 | Boolean flag; | |
1468 | { | |
1469 | #if defined (USE_MOTIF) | |
f78c5177 | 1470 | xm_manage_resizing (w, flag); |
2af91681 PR |
1471 | #endif |
1472 | } | |
da88f592 GM |
1473 | |
1474 | ||
1475 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1476 | set to an appropriate enumerator of type enum menu_separator. | |
1477 | MOTIF_P non-zero means map separator types not supported by Motif | |
1478 | to similar ones that are supported. */ | |
1479 | ||
1480 | int | |
1481 | lw_separator_p (label, type, motif_p) | |
1482 | char *label; | |
1483 | enum menu_separator *type; | |
1484 | int motif_p; | |
1485 | { | |
0f3360b0 | 1486 | int separator_p = 0; |
da88f592 GM |
1487 | |
1488 | if (strlen (label) >= 3 | |
1489 | && bcmp (label, "--:", 3) == 0) | |
1490 | { | |
1491 | static struct separator_table | |
1492 | { | |
1493 | char *name; | |
1494 | enum menu_separator type; | |
1495 | } | |
1496 | separator_names[] = | |
1497 | { | |
4a5301d8 PJ |
1498 | {"space", SEPARATOR_NO_LINE}, |
1499 | {"noLine", SEPARATOR_NO_LINE}, | |
1500 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1501 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1502 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1503 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1504 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1505 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1506 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1507 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1508 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1509 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1510 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1511 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1512 | {0,0} | |
da88f592 GM |
1513 | }; |
1514 | ||
1515 | int i; | |
1516 | ||
1517 | label += 3; | |
1518 | for (i = 0; separator_names[i].name; ++i) | |
1519 | if (strcmp (label, separator_names[i].name) == 0) | |
1520 | { | |
1521 | separator_p = 1; | |
1522 | *type = separator_names[i].type; | |
1523 | ||
2af98732 GM |
1524 | /* If separator type is not supported under Motif, |
1525 | use a similar one. */ | |
1526 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1527 | *type -= 4; | |
1528 | break; | |
1529 | } | |
1530 | } | |
1531 | else if (strlen (label) > 3 | |
46d74a69 GM |
1532 | && bcmp (label, "--", 2) == 0 |
1533 | && label[2] != '-') | |
2af98732 GM |
1534 | { |
1535 | /* Alternative, more Emacs-style names. */ | |
1536 | static struct separator_table | |
1537 | { | |
1538 | char *name; | |
1539 | enum menu_separator type; | |
1540 | } | |
1541 | separator_names[] = | |
1542 | { | |
4a5301d8 PJ |
1543 | {"space", SEPARATOR_NO_LINE}, |
1544 | {"no-line", SEPARATOR_NO_LINE}, | |
1545 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1546 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1547 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1548 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1549 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1550 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1551 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1552 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1553 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1554 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1555 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1556 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1557 | {0,0} | |
2af98732 GM |
1558 | }; |
1559 | ||
1560 | int i; | |
1561 | ||
1562 | label += 2; | |
1563 | for (i = 0; separator_names[i].name; ++i) | |
1564 | if (strcmp (label, separator_names[i].name) == 0) | |
1565 | { | |
1566 | separator_p = 1; | |
1567 | *type = separator_names[i].type; | |
1568 | ||
da88f592 GM |
1569 | /* If separator type is not supported under Motif, |
1570 | use a similar one. */ | |
1571 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1572 | *type -= 4; | |
1573 | break; | |
1574 | } | |
1575 | } | |
1576 | else | |
1577 | { | |
1578 | /* Old-style separator, maybe. It's a separator if it contains | |
1579 | only dashes. */ | |
1580 | while (*label == '-') | |
1581 | ++label; | |
1582 | separator_p = *label == 0; | |
1583 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1584 | } | |
1585 | ||
1586 | return separator_p; | |
1587 | } | |
1588 |