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 | ||
177c0ea7 | 6 | The Lucid Widget Library is free software; you can redistribute it and/or |
07bf635f RS |
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, | |
177c0ea7 | 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
07bf635f RS |
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 | 47 | #endif |
9331cca8 | 48 | #if defined (USE_XAW) |
cec17865 | 49 | #include <X11/Xaw/Paned.h> |
9331cca8 FP |
50 | #include "lwlib-Xaw.h" |
51 | #endif | |
07bf635f | 52 | |
db0e17de DL |
53 | #if !defined (USE_LUCID) && !defined (USE_MOTIF) |
54 | #error At least one of USE_LUCID or USE_MOTIF must be defined. | |
07bf635f RS |
55 | #endif |
56 | ||
2af91681 PR |
57 | #ifndef max |
58 | #define max(x, y) ((x) > (y) ? (x) : (y)) | |
59 | #endif | |
60 | ||
07bf635f RS |
61 | /* List of all widgets managed by the library. */ |
62 | static widget_info* | |
63 | all_widget_info = NULL; | |
64 | ||
99dcca2f KH |
65 | #ifdef USE_MOTIF |
66 | char *lwlib_toolkit_type = "motif"; | |
67 | #else | |
68 | char *lwlib_toolkit_type = "lucid"; | |
69 | #endif | |
07bf635f | 70 | |
a17063b5 GM |
71 | static widget_value *merge_widget_value P_ ((widget_value *, |
72 | widget_value *, | |
73 | int, int *)); | |
74 | static void instantiate_widget_instance P_ ((widget_instance *)); | |
75 | static int my_strcasecmp P_ ((char *, char *)); | |
76 | static void safe_free_str P_ ((char *)); | |
77 | static void free_widget_value_tree P_ ((widget_value *)); | |
78 | static widget_value *copy_widget_value_tree P_ ((widget_value *, | |
79 | change_type)); | |
80 | static widget_info *allocate_widget_info P_ ((char *, char *, LWLIB_ID, | |
81 | widget_value *, | |
82 | lw_callback, lw_callback, | |
83 | lw_callback, lw_callback)); | |
84 | static void free_widget_info P_ ((widget_info *)); | |
85 | static void mark_widget_destroyed P_ ((Widget, XtPointer, XtPointer)); | |
86 | static widget_instance *allocate_widget_instance P_ ((widget_info *, | |
87 | Widget, Boolean)); | |
88 | static void free_widget_instance P_ ((widget_instance *)); | |
89 | static widget_info *get_widget_info P_ ((LWLIB_ID, Boolean)); | |
90 | static widget_instance *get_widget_instance P_ ((Widget, Boolean)); | |
91 | static widget_instance *find_instance P_ ((LWLIB_ID, Widget, Boolean)); | |
92 | static Boolean safe_strcmp P_ ((char *, char *)); | |
93 | static Widget name_to_widget P_ ((widget_instance *, char *)); | |
94 | static void set_one_value P_ ((widget_instance *, widget_value *, Boolean)); | |
95 | static void update_one_widget_instance P_ ((widget_instance *, Boolean)); | |
96 | static void update_all_widget_values P_ ((widget_info *, Boolean)); | |
97 | static void initialize_widget_instance P_ ((widget_instance *)); | |
98 | static widget_creation_function find_in_table P_ ((char *, widget_creation_entry *)); | |
99 | static Boolean dialog_spec_p P_ ((char *)); | |
a17063b5 GM |
100 | static void destroy_one_instance P_ ((widget_instance *)); |
101 | static void lw_pop_all_widgets P_ ((LWLIB_ID, Boolean)); | |
102 | static Boolean get_one_value P_ ((widget_instance *, widget_value *)); | |
103 | static void show_one_widget_busy P_ ((Widget, Boolean)); | |
177c0ea7 | 104 | |
cec17865 | 105 | void |
f60044f5 RS |
106 | lwlib_memset (address, value, length) |
107 | char *address; | |
108 | int value; | |
db0e17de | 109 | size_t length; |
f60044f5 RS |
110 | { |
111 | int i; | |
112 | ||
113 | for (i = 0; i < length; i++) | |
114 | address[i] = value; | |
115 | } | |
116 | ||
cec17865 | 117 | void |
f60044f5 RS |
118 | lwlib_bcopy (from, to, length) |
119 | char *from; | |
120 | char *to; | |
121 | int length; | |
122 | { | |
123 | int i; | |
124 | ||
125 | for (i = 0; i < length; i++) | |
126 | to[i] = from[i]; | |
127 | } | |
07bf635f | 128 | \f/* utility functions for widget_instance and widget_info */ |
bb2ee72b | 129 | char * |
5f61736f | 130 | safe_strdup (s) |
fdc4d3cd | 131 | const char *s; |
07bf635f RS |
132 | { |
133 | char *result; | |
134 | if (! s) return 0; | |
135 | result = (char *) malloc (strlen (s) + 1); | |
136 | if (! result) | |
137 | return 0; | |
138 | strcpy (result, s); | |
139 | return result; | |
140 | } | |
141 | ||
5f61736f RS |
142 | /* Like strcmp but ignore differences in case. */ |
143 | ||
144 | static int | |
ed9c1473 | 145 | my_strcasecmp (s1, s2) |
5f61736f RS |
146 | char *s1, *s2; |
147 | { | |
148 | while (1) | |
149 | { | |
150 | int c1 = *s1++; | |
151 | int c2 = *s2++; | |
152 | if (isupper (c1)) | |
153 | c1 = tolower (c1); | |
154 | if (isupper (c2)) | |
155 | c2 = tolower (c2); | |
156 | if (c1 != c2) | |
157 | return (c1 > c2 ? 1 : -1); | |
158 | if (c1 == 0) | |
159 | return 0; | |
160 | } | |
161 | } | |
162 | ||
07bf635f | 163 | static void |
5f61736f RS |
164 | safe_free_str (s) |
165 | char *s; | |
07bf635f RS |
166 | { |
167 | if (s) free (s); | |
168 | } | |
169 | ||
170 | static widget_value *widget_value_free_list = 0; | |
0b96f00b | 171 | static int malloc_cpt = 0; |
07bf635f RS |
172 | |
173 | widget_value * | |
174 | malloc_widget_value () | |
175 | { | |
176 | widget_value *wv; | |
177 | if (widget_value_free_list) | |
178 | { | |
179 | wv = widget_value_free_list; | |
180 | widget_value_free_list = wv->free_list; | |
181 | wv->free_list = 0; | |
182 | } | |
183 | else | |
184 | { | |
185 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
0b96f00b | 186 | malloc_cpt++; |
07bf635f | 187 | } |
db0e17de | 188 | lwlib_memset ((void*) wv, 0, sizeof (widget_value)); |
07bf635f RS |
189 | return wv; |
190 | } | |
191 | ||
7ef3956a | 192 | /* this is analogous to free(). It frees only what was allocated |
177c0ea7 | 193 | by malloc_widget_value(), and no substructures. |
07bf635f RS |
194 | */ |
195 | void | |
196 | free_widget_value (wv) | |
197 | widget_value *wv; | |
198 | { | |
199 | if (wv->free_list) | |
200 | abort (); | |
0b96f00b | 201 | |
d2a5919f | 202 | if (malloc_cpt > 25) |
0b96f00b FP |
203 | { |
204 | /* When the number of already allocated cells is too big, | |
205 | We free it. */ | |
0b96f00b | 206 | free (wv); |
d2a5919f | 207 | malloc_cpt--; |
0b96f00b FP |
208 | } |
209 | else | |
210 | { | |
211 | wv->free_list = widget_value_free_list; | |
212 | widget_value_free_list = wv; | |
213 | } | |
07bf635f RS |
214 | } |
215 | ||
216 | static void | |
5f61736f RS |
217 | free_widget_value_tree (wv) |
218 | widget_value *wv; | |
07bf635f RS |
219 | { |
220 | if (!wv) | |
221 | return; | |
222 | ||
223 | if (wv->name) free (wv->name); | |
224 | if (wv->value) free (wv->value); | |
225 | if (wv->key) free (wv->key); | |
226 | ||
a3bf8a8c | 227 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
228 | |
229 | if (wv->toolkit_data && wv->free_toolkit_data) | |
230 | { | |
53e28d2a | 231 | XtFree (wv->toolkit_data); |
07bf635f RS |
232 | wv->toolkit_data = (void *) 0xDEADBEEF; |
233 | } | |
234 | ||
235 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
236 | { | |
237 | free_widget_value_tree (wv->contents); | |
238 | wv->contents = (widget_value *) 0xDEADBEEF; | |
239 | } | |
240 | if (wv->next) | |
241 | { | |
242 | free_widget_value_tree (wv->next); | |
243 | wv->next = (widget_value *) 0xDEADBEEF; | |
244 | } | |
245 | free_widget_value (wv); | |
246 | } | |
247 | ||
248 | static widget_value * | |
5f61736f RS |
249 | copy_widget_value_tree (val, change) |
250 | widget_value* val; | |
251 | change_type change; | |
07bf635f RS |
252 | { |
253 | widget_value* copy; | |
177c0ea7 | 254 | |
07bf635f RS |
255 | if (!val) |
256 | return NULL; | |
257 | if (val == (widget_value *) 1) | |
258 | return val; | |
259 | ||
260 | copy = malloc_widget_value (); | |
261 | copy->name = safe_strdup (val->name); | |
262 | copy->value = safe_strdup (val->value); | |
263 | copy->key = safe_strdup (val->key); | |
a3bf8a8c | 264 | copy->help = val->help; |
07bf635f | 265 | copy->enabled = val->enabled; |
da88f592 | 266 | copy->button_type = val->button_type; |
07bf635f RS |
267 | copy->selected = val->selected; |
268 | copy->edited = False; | |
269 | copy->change = change; | |
0c12a958 | 270 | copy->this_one_change = change; |
07bf635f RS |
271 | copy->contents = copy_widget_value_tree (val->contents, change); |
272 | copy->call_data = val->call_data; | |
273 | copy->next = copy_widget_value_tree (val->next, change); | |
274 | copy->toolkit_data = NULL; | |
275 | copy->free_toolkit_data = False; | |
276 | return copy; | |
277 | } | |
278 | ||
279 | static widget_info * | |
02512b20 GM |
280 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
281 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
282 | char* type; |
283 | char* name; | |
284 | LWLIB_ID id; | |
285 | widget_value* val; | |
286 | lw_callback pre_activate_cb; | |
287 | lw_callback selection_cb; | |
288 | lw_callback post_activate_cb; | |
02512b20 | 289 | lw_callback highlight_cb; |
07bf635f RS |
290 | { |
291 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
292 | info->type = safe_strdup (type); | |
293 | info->name = safe_strdup (name); | |
294 | info->id = id; | |
295 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
296 | info->busy = False; | |
297 | info->pre_activate_cb = pre_activate_cb; | |
298 | info->selection_cb = selection_cb; | |
299 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 300 | info->highlight_cb = highlight_cb; |
07bf635f RS |
301 | info->instances = NULL; |
302 | ||
303 | info->next = all_widget_info; | |
304 | all_widget_info = info; | |
305 | ||
306 | return info; | |
307 | } | |
308 | ||
309 | static void | |
5f61736f RS |
310 | free_widget_info (info) |
311 | widget_info* info; | |
07bf635f RS |
312 | { |
313 | safe_free_str (info->type); | |
314 | safe_free_str (info->name); | |
315 | free_widget_value_tree (info->val); | |
f60044f5 | 316 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
317 | free (info); |
318 | } | |
319 | ||
320 | static void | |
5f61736f RS |
321 | mark_widget_destroyed (widget, closure, call_data) |
322 | Widget widget; | |
323 | XtPointer closure; | |
324 | XtPointer call_data; | |
07bf635f RS |
325 | { |
326 | widget_instance* instance = (widget_instance*)closure; | |
327 | ||
328 | /* be very conservative */ | |
329 | if (instance->widget == widget) | |
330 | instance->widget = NULL; | |
331 | } | |
332 | ||
db0e17de DL |
333 | /* The messy #ifdef PROTOTYPES here and elsewhere are prompted by a |
334 | flood of warnings about argument promotion from proprietary ISO C | |
335 | compilers. (etags still only makes one entry for each function.) */ | |
07bf635f | 336 | static widget_instance * |
db0e17de DL |
337 | #ifdef PROTOTYPES |
338 | allocate_widget_instance (widget_info* info, Widget parent, Boolean pop_up_p) | |
339 | #else | |
5f61736f RS |
340 | allocate_widget_instance (info, parent, pop_up_p) |
341 | widget_info* info; | |
342 | Widget parent; | |
343 | Boolean pop_up_p; | |
db0e17de | 344 | #endif |
07bf635f RS |
345 | { |
346 | widget_instance* instance = | |
347 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 348 | bzero (instance, sizeof *instance); |
07bf635f RS |
349 | instance->parent = parent; |
350 | instance->pop_up_p = pop_up_p; | |
351 | instance->info = info; | |
352 | instance->next = info->instances; | |
353 | info->instances = instance; | |
354 | ||
7ef3956a | 355 | instantiate_widget_instance (instance); |
07bf635f RS |
356 | |
357 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
358 | mark_widget_destroyed, (XtPointer)instance); | |
359 | return instance; | |
360 | } | |
361 | ||
362 | static void | |
5f61736f RS |
363 | free_widget_instance (instance) |
364 | widget_instance* instance; | |
07bf635f | 365 | { |
f60044f5 | 366 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
367 | free (instance); |
368 | } | |
369 | ||
370 | static widget_info * | |
db0e17de DL |
371 | #ifdef PROTOTYPES |
372 | get_widget_info (LWLIB_ID id, Boolean remove_p) | |
373 | #else | |
5f61736f RS |
374 | get_widget_info (id, remove_p) |
375 | LWLIB_ID id; | |
376 | Boolean remove_p; | |
db0e17de | 377 | #endif |
07bf635f RS |
378 | { |
379 | widget_info* info; | |
380 | widget_info* prev; | |
381 | for (prev = NULL, info = all_widget_info; | |
382 | info; | |
383 | prev = info, info = info->next) | |
384 | if (info->id == id) | |
385 | { | |
386 | if (remove_p) | |
387 | { | |
388 | if (prev) | |
389 | prev->next = info->next; | |
390 | else | |
391 | all_widget_info = info->next; | |
392 | } | |
393 | return info; | |
394 | } | |
395 | return NULL; | |
396 | } | |
397 | ||
9331cca8 FP |
398 | /* Internal function used by the library dependent implementation to get the |
399 | widget_value for a given widget in an instance */ | |
400 | widget_info * | |
e14e13a4 FP |
401 | lw_get_widget_info (id) |
402 | LWLIB_ID id; | |
9331cca8 FP |
403 | { |
404 | return get_widget_info (id, 0); | |
405 | } | |
406 | ||
07bf635f | 407 | static widget_instance * |
db0e17de DL |
408 | #ifdef PROTOTYPES |
409 | get_widget_instance (Widget widget, Boolean remove_p) | |
410 | #else | |
5f61736f RS |
411 | get_widget_instance (widget, remove_p) |
412 | Widget widget; | |
413 | Boolean remove_p; | |
db0e17de | 414 | #endif |
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* |
db0e17de DL |
448 | #ifdef PROTOTYPES |
449 | find_instance (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
450 | #else | |
5f61736f RS |
451 | find_instance (id, parent, pop_up_p) |
452 | LWLIB_ID id; | |
453 | Widget parent; | |
454 | Boolean pop_up_p; | |
db0e17de | 455 | #endif |
07bf635f RS |
456 | { |
457 | widget_info* info = get_widget_info (id, False); | |
458 | widget_instance* instance; | |
459 | ||
460 | if (info) | |
461 | for (instance = info->instances; instance; instance = instance->next) | |
462 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
463 | return instance; | |
464 | ||
465 | return NULL; | |
466 | } | |
467 | ||
468 | \f | |
469 | /* utility function for widget_value */ | |
470 | static Boolean | |
5f61736f RS |
471 | safe_strcmp (s1, s2) |
472 | char* s1; | |
473 | char* s2; | |
07bf635f RS |
474 | { |
475 | if (!!s1 ^ !!s2) return True; | |
476 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
477 | } | |
478 | ||
07bf635f RS |
479 | |
480 | #if 0 | |
481 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
482 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
483 | name, \ | |
484 | (oc == NO_CHANGE ? "none" : \ | |
485 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
486 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
487 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
488 | oc, \ | |
489 | (nc == NO_CHANGE ? "none" : \ | |
490 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
491 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
492 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
493 | nc, desc, a1, a2) | |
494 | #else | |
495 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
496 | #endif | |
497 | ||
498 | ||
499 | static widget_value * | |
a17063b5 | 500 | merge_widget_value (val1, val2, level, change_p) |
5f61736f RS |
501 | widget_value* val1; |
502 | widget_value* val2; | |
503 | int level; | |
a17063b5 | 504 | int *change_p; |
07bf635f | 505 | { |
0c12a958 | 506 | change_type change, this_one_change; |
07bf635f RS |
507 | widget_value* merged_next; |
508 | widget_value* merged_contents; | |
509 | ||
510 | if (!val1) | |
511 | { | |
512 | if (val2) | |
a17063b5 GM |
513 | { |
514 | *change_p = 1; | |
515 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
516 | } | |
07bf635f RS |
517 | else |
518 | return NULL; | |
519 | } | |
520 | if (!val2) | |
521 | { | |
a17063b5 | 522 | *change_p = 1; |
07bf635f RS |
523 | free_widget_value_tree (val1); |
524 | return NULL; | |
525 | } | |
177c0ea7 | 526 | |
07bf635f RS |
527 | change = NO_CHANGE; |
528 | ||
529 | if (safe_strcmp (val1->name, val2->name)) | |
530 | { | |
531 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
532 | val1->name, val2->name); | |
533 | change = max (change, STRUCTURAL_CHANGE); | |
534 | safe_free_str (val1->name); | |
535 | val1->name = safe_strdup (val2->name); | |
536 | } | |
537 | if (safe_strcmp (val1->value, val2->value)) | |
538 | { | |
539 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
540 | val1->value, val2->value); | |
541 | change = max (change, VISIBLE_CHANGE); | |
542 | safe_free_str (val1->value); | |
543 | val1->value = safe_strdup (val2->value); | |
544 | } | |
545 | if (safe_strcmp (val1->key, val2->key)) | |
546 | { | |
547 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
548 | val1->key, val2->key); | |
549 | change = max (change, VISIBLE_CHANGE); | |
550 | safe_free_str (val1->key); | |
551 | val1->key = safe_strdup (val2->key); | |
552 | } | |
a3bf8a8c | 553 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
554 | { |
555 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
556 | val1->help, val2->help); | |
557 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 558 | val1->help = val2->help; |
02512b20 | 559 | } |
07bf635f RS |
560 | if (val1->enabled != val2->enabled) |
561 | { | |
562 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
563 | val1->enabled, val2->enabled); | |
564 | change = max (change, VISIBLE_CHANGE); | |
565 | val1->enabled = val2->enabled; | |
566 | } | |
da88f592 GM |
567 | if (val1->button_type != val2->button_type) |
568 | { | |
569 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
570 | val1->button_type, val2->button_type); | |
571 | change = max (change, VISIBLE_CHANGE); | |
572 | val1->button_type = val2->button_type; | |
573 | } | |
07bf635f RS |
574 | if (val1->selected != val2->selected) |
575 | { | |
576 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
577 | val1->selected, val2->selected); | |
578 | change = max (change, VISIBLE_CHANGE); | |
579 | val1->selected = val2->selected; | |
580 | } | |
581 | if (val1->call_data != val2->call_data) | |
582 | { | |
583 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
584 | val1->call_data, val2->call_data); | |
585 | change = max (change, INVISIBLE_CHANGE); | |
586 | val1->call_data = val2->call_data; | |
587 | } | |
588 | ||
589 | if (level > 0) | |
590 | { | |
591 | merged_contents = | |
a17063b5 GM |
592 | merge_widget_value (val1->contents, val2->contents, level - 1, |
593 | change_p); | |
177c0ea7 | 594 | |
07bf635f RS |
595 | if (val1->contents && !merged_contents) |
596 | { | |
7ef3956a RS |
597 | /* This used to say INVISIBLE_CHANGE, |
598 | but it is visible and vitally important when | |
599 | the contents of the menu bar itself are entirely deleted. | |
600 | ||
601 | But maybe it doesn't matter. This fails to fix the bug. */ | |
602 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 603 | 0, 0); |
7ef3956a | 604 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
605 | } |
606 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
607 | { | |
608 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
609 | 0, 0); | |
610 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 611 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
612 | #ifdef USE_MOTIF |
613 | change = max (merged_contents->change, change); | |
61069f2b | 614 | #endif |
2fe6d204 | 615 | #endif |
07bf635f | 616 | } |
177c0ea7 | 617 | |
07bf635f RS |
618 | val1->contents = merged_contents; |
619 | } | |
620 | ||
0c12a958 RS |
621 | this_one_change = change; |
622 | ||
a17063b5 | 623 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
624 | |
625 | if (val1->next && !merged_next) | |
626 | { | |
627 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
628 | 0, 0); | |
629 | change = max (change, STRUCTURAL_CHANGE); | |
630 | } | |
631 | else if (merged_next) | |
632 | { | |
633 | if (merged_next->change) | |
634 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
635 | 0, 0); | |
636 | change = max (change, merged_next->change); | |
637 | } | |
638 | ||
639 | val1->next = merged_next; | |
640 | ||
0c12a958 | 641 | val1->this_one_change = this_one_change; |
07bf635f | 642 | val1->change = change; |
177c0ea7 | 643 | |
07bf635f RS |
644 | if (change > NO_CHANGE && val1->toolkit_data) |
645 | { | |
a17063b5 | 646 | *change_p = 1; |
07bf635f | 647 | if (val1->free_toolkit_data) |
53e28d2a | 648 | XtFree (val1->toolkit_data); |
07bf635f RS |
649 | val1->toolkit_data = NULL; |
650 | } | |
651 | ||
652 | return val1; | |
653 | } | |
654 | ||
655 | \f | |
656 | /* modifying the widgets */ | |
657 | static Widget | |
5f61736f RS |
658 | name_to_widget (instance, name) |
659 | widget_instance* instance; | |
660 | char* name; | |
07bf635f RS |
661 | { |
662 | Widget widget = NULL; | |
663 | ||
664 | if (!instance->widget) | |
665 | return NULL; | |
666 | ||
667 | if (!strcmp (XtName (instance->widget), name)) | |
668 | widget = instance->widget; | |
669 | else | |
670 | { | |
671 | int length = strlen (name) + 2; | |
f60044f5 | 672 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
673 | real_name [0] = '*'; |
674 | strcpy (real_name + 1, name); | |
177c0ea7 | 675 | |
07bf635f | 676 | widget = XtNameToWidget (instance->widget, real_name); |
f60044f5 RS |
677 | |
678 | free (real_name); | |
07bf635f RS |
679 | } |
680 | return widget; | |
681 | } | |
682 | ||
683 | static void | |
db0e17de DL |
684 | #ifdef PROTOTYPES |
685 | set_one_value (widget_instance* instance, widget_value* val, Boolean deep_p) | |
686 | #else | |
5f61736f RS |
687 | set_one_value (instance, val, deep_p) |
688 | widget_instance* instance; | |
689 | widget_value* val; | |
690 | Boolean deep_p; | |
db0e17de | 691 | #endif |
07bf635f RS |
692 | { |
693 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 694 | |
07bf635f RS |
695 | if (widget) |
696 | { | |
697 | #if defined (USE_LUCID) | |
698 | if (lw_lucid_widget_p (instance->widget)) | |
699 | xlw_update_one_widget (instance, widget, val, deep_p); | |
700 | #endif | |
701 | #if defined (USE_MOTIF) | |
702 | if (lw_motif_widget_p (instance->widget)) | |
703 | xm_update_one_widget (instance, widget, val, deep_p); | |
704 | #endif | |
9331cca8 FP |
705 | #if defined (USE_XAW) |
706 | if (lw_xaw_widget_p (instance->widget)) | |
707 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
708 | #endif |
709 | } | |
710 | } | |
711 | ||
712 | static void | |
db0e17de DL |
713 | #ifdef PROTOTYPES |
714 | update_one_widget_instance (widget_instance* instance, Boolean deep_p) | |
715 | #else | |
5f61736f RS |
716 | update_one_widget_instance (instance, deep_p) |
717 | widget_instance* instance; | |
718 | Boolean deep_p; | |
db0e17de | 719 | #endif |
07bf635f RS |
720 | { |
721 | widget_value *val; | |
722 | ||
723 | if (!instance->widget) | |
724 | /* the widget was destroyed */ | |
725 | return; | |
726 | ||
727 | for (val = instance->info->val; val; val = val->next) | |
728 | if (val->change != NO_CHANGE) | |
729 | set_one_value (instance, val, deep_p); | |
730 | } | |
731 | ||
732 | static void | |
db0e17de DL |
733 | #ifdef PROTOTYPES |
734 | update_all_widget_values (widget_info* info, Boolean deep_p) | |
735 | #else | |
5f61736f RS |
736 | update_all_widget_values (info, deep_p) |
737 | widget_info* info; | |
738 | Boolean deep_p; | |
db0e17de | 739 | #endif |
07bf635f RS |
740 | { |
741 | widget_instance* instance; | |
742 | widget_value* val; | |
743 | ||
744 | for (instance = info->instances; instance; instance = instance->next) | |
745 | update_one_widget_instance (instance, deep_p); | |
746 | ||
747 | for (val = info->val; val; val = val->next) | |
748 | val->change = NO_CHANGE; | |
749 | } | |
750 | ||
a17063b5 | 751 | int |
db0e17de DL |
752 | #ifdef PROTOTYPES |
753 | lw_modify_all_widgets (LWLIB_ID id, widget_value* val, Boolean deep_p) | |
754 | #else | |
5f61736f RS |
755 | lw_modify_all_widgets (id, val, deep_p) |
756 | LWLIB_ID id; | |
757 | widget_value* val; | |
758 | Boolean deep_p; | |
db0e17de | 759 | #endif |
07bf635f RS |
760 | { |
761 | widget_info* info = get_widget_info (id, False); | |
762 | widget_value* new_val; | |
763 | widget_value* next_new_val; | |
764 | widget_value* cur; | |
765 | widget_value* prev; | |
766 | widget_value* next; | |
767 | int found; | |
a17063b5 | 768 | int change_p = 0; |
07bf635f RS |
769 | |
770 | if (!info) | |
fdc4d3cd | 771 | return 0; |
07bf635f RS |
772 | |
773 | for (new_val = val; new_val; new_val = new_val->next) | |
774 | { | |
775 | next_new_val = new_val->next; | |
776 | new_val->next = NULL; | |
777 | found = False; | |
778 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
779 | if (!strcmp (cur->name, new_val->name)) | |
780 | { | |
781 | found = True; | |
782 | next = cur->next; | |
783 | cur->next = NULL; | |
a17063b5 GM |
784 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
785 | &change_p); | |
07bf635f RS |
786 | if (prev) |
787 | prev->next = cur ? cur : next; | |
788 | else | |
789 | info->val = cur ? cur : next; | |
790 | if (cur) | |
791 | cur->next = next; | |
792 | break; | |
793 | } | |
794 | if (!found) | |
795 | { | |
796 | /* Could not find it, add it */ | |
797 | if (prev) | |
798 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
799 | else | |
800 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 801 | change_p = 1; |
07bf635f RS |
802 | } |
803 | new_val->next = next_new_val; | |
804 | } | |
805 | ||
806 | update_all_widget_values (info, deep_p); | |
a17063b5 | 807 | return change_p; |
07bf635f RS |
808 | } |
809 | ||
810 | \f | |
811 | /* creating the widgets */ | |
812 | ||
813 | static void | |
5f61736f RS |
814 | initialize_widget_instance (instance) |
815 | widget_instance* instance; | |
07bf635f RS |
816 | { |
817 | widget_value* val; | |
818 | ||
819 | for (val = instance->info->val; val; val = val->next) | |
820 | val->change = STRUCTURAL_CHANGE; | |
821 | ||
822 | update_one_widget_instance (instance, True); | |
823 | ||
824 | for (val = instance->info->val; val; val = val->next) | |
825 | val->change = NO_CHANGE; | |
826 | } | |
827 | ||
828 | ||
829 | static widget_creation_function | |
5f61736f RS |
830 | find_in_table (type, table) |
831 | char* type; | |
832 | widget_creation_entry* table; | |
07bf635f RS |
833 | { |
834 | widget_creation_entry* cur; | |
835 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 836 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
837 | return cur->function; |
838 | return NULL; | |
839 | } | |
840 | ||
841 | static Boolean | |
5f61736f RS |
842 | dialog_spec_p (name) |
843 | char* name; | |
07bf635f | 844 | { |
177c0ea7 | 845 | /* return True if name matches [EILPQeilpq][1-9][Bb] or |
07bf635f RS |
846 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ |
847 | if (!name) | |
848 | return False; | |
177c0ea7 | 849 | |
07bf635f RS |
850 | switch (name [0]) |
851 | { | |
852 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
853 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
854 | if (name [1] >= '0' && name [1] <= '9') | |
855 | { | |
856 | if (name [2] != 'B' && name [2] != 'b') | |
857 | return False; | |
858 | if (!name [3]) | |
859 | return True; | |
860 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
861 | return True; | |
862 | if ((name [3] == 'R' || name [3] == 'r') | |
863 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
864 | return True; | |
865 | return False; | |
866 | } | |
867 | else | |
868 | return False; | |
177c0ea7 | 869 | |
07bf635f RS |
870 | default: |
871 | return False; | |
872 | } | |
873 | } | |
874 | ||
875 | static void | |
7ef3956a | 876 | instantiate_widget_instance (instance) |
5f61736f | 877 | widget_instance* instance; |
07bf635f RS |
878 | { |
879 | widget_creation_function function = NULL; | |
880 | ||
881 | #if defined (USE_LUCID) | |
882 | if (!function) | |
883 | function = find_in_table (instance->info->type, xlw_creation_table); | |
884 | #endif | |
885 | #if defined(USE_MOTIF) | |
886 | if (!function) | |
887 | function = find_in_table (instance->info->type, xm_creation_table); | |
888 | #endif | |
9331cca8 FP |
889 | #if defined (USE_XAW) |
890 | if (!function) | |
891 | function = find_in_table (instance->info->type, xaw_creation_table); | |
892 | #endif | |
07bf635f RS |
893 | |
894 | if (!function) | |
895 | { | |
896 | if (dialog_spec_p (instance->info->type)) | |
897 | { | |
898 | #if defined (USE_LUCID) | |
899 | /* not yet */ | |
900 | #endif | |
901 | #if defined(USE_MOTIF) | |
902 | if (!function) | |
903 | function = xm_create_dialog; | |
904 | #endif | |
9331cca8 FP |
905 | #if defined (USE_XAW) |
906 | if (!function) | |
907 | function = xaw_create_dialog; | |
07bf635f RS |
908 | #endif |
909 | } | |
910 | } | |
177c0ea7 | 911 | |
07bf635f RS |
912 | if (!function) |
913 | { | |
914 | printf ("No creation function for widget type %s\n", | |
915 | instance->info->type); | |
916 | abort (); | |
917 | } | |
918 | ||
919 | instance->widget = (*function) (instance); | |
920 | ||
921 | if (!instance->widget) | |
922 | abort (); | |
923 | ||
924 | /* XtRealizeWidget (instance->widget);*/ | |
925 | } | |
926 | ||
177c0ea7 | 927 | void |
02512b20 GM |
928 | lw_register_widget (type, name, id, val, pre_activate_cb, |
929 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
930 | char* type; |
931 | char* name; | |
932 | LWLIB_ID id; | |
933 | widget_value* val; | |
934 | lw_callback pre_activate_cb; | |
935 | lw_callback selection_cb; | |
936 | lw_callback post_activate_cb; | |
02512b20 | 937 | lw_callback highlight_cb; |
07bf635f RS |
938 | { |
939 | if (!get_widget_info (id, False)) | |
940 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 941 | post_activate_cb, highlight_cb); |
07bf635f RS |
942 | } |
943 | ||
944 | Widget | |
db0e17de DL |
945 | #ifdef PROTOTYPES |
946 | lw_get_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
947 | #else | |
5f61736f RS |
948 | lw_get_widget (id, parent, pop_up_p) |
949 | LWLIB_ID id; | |
950 | Widget parent; | |
951 | Boolean pop_up_p; | |
db0e17de | 952 | #endif |
07bf635f RS |
953 | { |
954 | widget_instance* instance; | |
177c0ea7 | 955 | |
07bf635f RS |
956 | instance = find_instance (id, parent, pop_up_p); |
957 | return instance ? instance->widget : NULL; | |
958 | } | |
959 | ||
960 | Widget | |
db0e17de DL |
961 | #ifdef PROTOTYPES |
962 | lw_make_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
963 | #else | |
5f61736f RS |
964 | lw_make_widget (id, parent, pop_up_p) |
965 | LWLIB_ID id; | |
966 | Widget parent; | |
967 | Boolean pop_up_p; | |
db0e17de | 968 | #endif |
07bf635f RS |
969 | { |
970 | widget_instance* instance; | |
971 | widget_info* info; | |
177c0ea7 | 972 | |
07bf635f RS |
973 | instance = find_instance (id, parent, pop_up_p); |
974 | if (!instance) | |
975 | { | |
976 | info = get_widget_info (id, False); | |
977 | if (!info) | |
978 | return NULL; | |
979 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
980 | initialize_widget_instance (instance); | |
981 | } | |
982 | if (!instance->widget) | |
983 | abort (); | |
984 | return instance->widget; | |
985 | } | |
986 | ||
987 | Widget | |
db0e17de DL |
988 | #ifdef PROTOTYPES |
989 | lw_create_widget (char* type, char* name, LWLIB_ID id, widget_value* val, | |
990 | Widget parent, Boolean pop_up_p, | |
991 | lw_callback pre_activate_cb, lw_callback selection_cb, | |
992 | lw_callback post_activate_cb, lw_callback highlight_cb) | |
993 | #else | |
02512b20 GM |
994 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
995 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
996 | char* type; |
997 | char* name; | |
998 | LWLIB_ID id; | |
999 | widget_value* val; | |
1000 | Widget parent; | |
1001 | Boolean pop_up_p; | |
1002 | lw_callback pre_activate_cb; | |
1003 | lw_callback selection_cb; | |
1004 | lw_callback post_activate_cb; | |
02512b20 | 1005 | lw_callback highlight_cb; |
db0e17de | 1006 | #endif |
07bf635f RS |
1007 | { |
1008 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 1009 | post_activate_cb, highlight_cb); |
07bf635f RS |
1010 | return lw_make_widget (id, parent, pop_up_p); |
1011 | } | |
177c0ea7 | 1012 | |
07bf635f RS |
1013 | \f |
1014 | /* destroying the widgets */ | |
1015 | static void | |
5f61736f RS |
1016 | destroy_one_instance (instance) |
1017 | widget_instance* instance; | |
07bf635f RS |
1018 | { |
1019 | /* Remove the destroy callback on the widget; that callback will try to | |
1020 | dereference the instance object (to set its widget slot to 0, since the | |
1021 | widget is dead.) Since the instance is now dead, we don't have to worry | |
1022 | about the fact that its widget is dead too. | |
1023 | ||
1024 | This happens in the Phase2Destroy of the widget, so this callback would | |
1025 | not have been run until arbitrarily long after the instance was freed. | |
1026 | */ | |
1027 | if (instance->widget) | |
1028 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1029 | mark_widget_destroyed, (XtPointer)instance); | |
1030 | ||
1031 | if (instance->widget) | |
1032 | { | |
1033 | /* The else are pretty tricky here, including the empty statement | |
1034 | at the end because it would be very bad to destroy a widget | |
1035 | twice. */ | |
1036 | #if defined (USE_LUCID) | |
1037 | if (lw_lucid_widget_p (instance->widget)) | |
1038 | xlw_destroy_instance (instance); | |
1039 | else | |
1040 | #endif | |
1041 | #if defined (USE_MOTIF) | |
1042 | if (lw_motif_widget_p (instance->widget)) | |
1043 | xm_destroy_instance (instance); | |
1044 | else | |
1045 | #endif | |
9331cca8 FP |
1046 | #if defined (USE_XAW) |
1047 | if (lw_xaw_widget_p (instance->widget)) | |
1048 | xaw_destroy_instance (instance); | |
177c0ea7 | 1049 | else |
07bf635f RS |
1050 | #endif |
1051 | /* do not remove the empty statement */ | |
1052 | ; | |
1053 | } | |
1054 | ||
1055 | free_widget_instance (instance); | |
1056 | } | |
1057 | ||
1058 | void | |
5f61736f RS |
1059 | lw_destroy_widget (w) |
1060 | Widget w; | |
07bf635f RS |
1061 | { |
1062 | widget_instance* instance = get_widget_instance (w, True); | |
177c0ea7 | 1063 | |
07bf635f RS |
1064 | if (instance) |
1065 | { | |
1066 | widget_info *info = instance->info; | |
1067 | /* instance has already been removed from the list; free it */ | |
1068 | destroy_one_instance (instance); | |
1069 | /* if there are no instances left, free the info too */ | |
1070 | if (!info->instances) | |
1071 | lw_destroy_all_widgets (info->id); | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | void | |
5f61736f RS |
1076 | lw_destroy_all_widgets (id) |
1077 | LWLIB_ID id; | |
07bf635f RS |
1078 | { |
1079 | widget_info* info = get_widget_info (id, True); | |
1080 | widget_instance* instance; | |
1081 | widget_instance* next; | |
1082 | ||
1083 | if (info) | |
1084 | { | |
1085 | for (instance = info->instances; instance; ) | |
1086 | { | |
1087 | next = instance->next; | |
1088 | destroy_one_instance (instance); | |
1089 | instance = next; | |
1090 | } | |
1091 | free_widget_info (info); | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | void | |
1096 | lw_destroy_everything () | |
1097 | { | |
1098 | while (all_widget_info) | |
1099 | lw_destroy_all_widgets (all_widget_info->id); | |
1100 | } | |
1101 | ||
1102 | void | |
1103 | lw_destroy_all_pop_ups () | |
1104 | { | |
1105 | widget_info* info; | |
1106 | widget_info* next; | |
1107 | widget_instance* instance; | |
1108 | ||
1109 | for (info = all_widget_info; info; info = next) | |
1110 | { | |
1111 | next = info->next; | |
1112 | instance = info->instances; | |
1113 | if (instance && instance->pop_up_p) | |
1114 | lw_destroy_all_widgets (info->id); | |
1115 | } | |
1116 | } | |
1117 | ||
1118 | #ifdef USE_MOTIF | |
9e3fe459 | 1119 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1120 | #endif |
1121 | ||
1122 | Widget | |
1123 | lw_raise_all_pop_up_widgets () | |
1124 | { | |
1125 | widget_info* info; | |
1126 | widget_instance* instance; | |
1127 | Widget result = NULL; | |
1128 | ||
1129 | for (info = all_widget_info; info; info = info->next) | |
1130 | for (instance = info->instances; instance; instance = instance->next) | |
1131 | if (instance->pop_up_p) | |
1132 | { | |
1133 | Widget widget = instance->widget; | |
1134 | if (widget) | |
1135 | { | |
1136 | if (XtIsManaged (widget) | |
1137 | #ifdef USE_MOTIF | |
1138 | /* What a complete load of crap!!!! | |
1139 | When a dialogShell is on the screen, it is not managed! | |
1140 | */ | |
1141 | || (lw_motif_widget_p (instance->widget) && | |
1142 | XtIsManaged (first_child (widget))) | |
1143 | #endif | |
1144 | ) | |
1145 | { | |
1146 | if (!result) | |
1147 | result = widget; | |
1148 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1149 | } | |
1150 | } | |
1151 | } | |
1152 | return result; | |
1153 | } | |
1154 | ||
1155 | static void | |
db0e17de DL |
1156 | #ifdef PROTOTYPES |
1157 | lw_pop_all_widgets (LWLIB_ID id, Boolean up) | |
1158 | #else | |
5f61736f RS |
1159 | lw_pop_all_widgets (id, up) |
1160 | LWLIB_ID id; | |
1161 | Boolean up; | |
db0e17de | 1162 | #endif |
07bf635f RS |
1163 | { |
1164 | widget_info* info = get_widget_info (id, False); | |
1165 | widget_instance* instance; | |
1166 | ||
1167 | if (info) | |
1168 | for (instance = info->instances; instance; instance = instance->next) | |
1169 | if (instance->pop_up_p && instance->widget) | |
1170 | { | |
07bf635f RS |
1171 | #if defined (USE_LUCID) |
1172 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1173 | { |
1174 | XtRealizeWidget (instance->widget); | |
1175 | xlw_pop_instance (instance, up); | |
1176 | } | |
07bf635f RS |
1177 | #endif |
1178 | #if defined (USE_MOTIF) | |
1179 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1180 | { |
1181 | XtRealizeWidget (instance->widget); | |
1182 | xm_pop_instance (instance, up); | |
1183 | } | |
07bf635f | 1184 | #endif |
9331cca8 FP |
1185 | #if defined (USE_XAW) |
1186 | if (lw_xaw_widget_p (instance->widget)) | |
1187 | { | |
1188 | XtRealizeWidget (XtParent (instance->widget)); | |
1189 | XtRealizeWidget (instance->widget); | |
1190 | xaw_pop_instance (instance, up); | |
1191 | } | |
07bf635f RS |
1192 | #endif |
1193 | } | |
1194 | } | |
1195 | ||
1196 | void | |
5f61736f RS |
1197 | lw_pop_up_all_widgets (id) |
1198 | LWLIB_ID id; | |
07bf635f RS |
1199 | { |
1200 | lw_pop_all_widgets (id, True); | |
1201 | } | |
1202 | ||
1203 | void | |
5f61736f RS |
1204 | lw_pop_down_all_widgets (id) |
1205 | LWLIB_ID id; | |
07bf635f RS |
1206 | { |
1207 | lw_pop_all_widgets (id, False); | |
1208 | } | |
1209 | ||
1210 | void | |
5b3b31d6 | 1211 | lw_popup_menu (widget, event) |
5f61736f | 1212 | Widget widget; |
5b3b31d6 | 1213 | XEvent *event; |
07bf635f RS |
1214 | { |
1215 | #if defined (USE_LUCID) | |
1216 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1217 | xlw_popup_menu (widget, event); |
07bf635f RS |
1218 | #endif |
1219 | #if defined (USE_MOTIF) | |
1220 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1221 | xm_popup_menu (widget, event); |
07bf635f | 1222 | #endif |
9331cca8 FP |
1223 | #if defined (USE_XAW) |
1224 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1225 | xaw_popup_menu (widget, event); |
9331cca8 | 1226 | #endif |
07bf635f RS |
1227 | } |
1228 | ||
1229 | \f/* get the values back */ | |
1230 | static Boolean | |
5f61736f RS |
1231 | get_one_value (instance, val) |
1232 | widget_instance* instance; | |
1233 | widget_value* val; | |
07bf635f RS |
1234 | { |
1235 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 1236 | |
07bf635f RS |
1237 | if (widget) |
1238 | { | |
1239 | #if defined (USE_LUCID) | |
1240 | if (lw_lucid_widget_p (instance->widget)) | |
1241 | xlw_update_one_value (instance, widget, val); | |
1242 | #endif | |
1243 | #if defined (USE_MOTIF) | |
1244 | if (lw_motif_widget_p (instance->widget)) | |
1245 | xm_update_one_value (instance, widget, val); | |
1246 | #endif | |
9331cca8 FP |
1247 | #if defined (USE_XAW) |
1248 | if (lw_xaw_widget_p (instance->widget)) | |
1249 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1250 | #endif |
1251 | return True; | |
1252 | } | |
1253 | else | |
1254 | return False; | |
1255 | } | |
1256 | ||
1257 | Boolean | |
5f61736f RS |
1258 | lw_get_some_values (id, val_out) |
1259 | LWLIB_ID id; | |
1260 | widget_value* val_out; | |
07bf635f RS |
1261 | { |
1262 | widget_info* info = get_widget_info (id, False); | |
1263 | widget_instance* instance; | |
1264 | widget_value* val; | |
1265 | Boolean result = False; | |
1266 | ||
1267 | if (!info) | |
1268 | return False; | |
1269 | ||
1270 | instance = info->instances; | |
1271 | if (!instance) | |
1272 | return False; | |
1273 | ||
1274 | for (val = val_out; val; val = val->next) | |
1275 | if (get_one_value (instance, val)) | |
1276 | result = True; | |
1277 | ||
1278 | return result; | |
1279 | } | |
1280 | ||
1281 | widget_value* | |
5f61736f RS |
1282 | lw_get_all_values (id) |
1283 | LWLIB_ID id; | |
07bf635f RS |
1284 | { |
1285 | widget_info* info = get_widget_info (id, False); | |
1286 | widget_value* val = info->val; | |
1287 | if (lw_get_some_values (id, val)) | |
1288 | return val; | |
1289 | else | |
1290 | return NULL; | |
1291 | } | |
1292 | ||
1293 | /* internal function used by the library dependent implementation to get the | |
1294 | widget_value for a given widget in an instance */ | |
1295 | widget_value* | |
5f61736f RS |
1296 | lw_get_widget_value_for_widget (instance, w) |
1297 | widget_instance* instance; | |
1298 | Widget w; | |
07bf635f RS |
1299 | { |
1300 | char* name = XtName (w); | |
1301 | widget_value* cur; | |
1302 | for (cur = instance->info->val; cur; cur = cur->next) | |
1303 | if (!strcmp (cur->name, name)) | |
1304 | return cur; | |
1305 | return NULL; | |
1306 | } | |
1307 | ||
1308 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1309 | |
1310 | /* To forbid recursive calls */ | |
1311 | static Boolean lwlib_updating; | |
1312 | ||
177c0ea7 | 1313 | /* This function can be used as a an XtCallback for the widgets that get |
07bf635f RS |
1314 | modified to update other instances of the widgets. Closure should be the |
1315 | widget_instance. */ | |
1316 | void | |
5f61736f RS |
1317 | lw_internal_update_other_instances (widget, closure, call_data) |
1318 | Widget widget; | |
1319 | XtPointer closure; | |
1320 | XtPointer call_data; | |
07bf635f | 1321 | { |
07bf635f RS |
1322 | widget_instance* instance = (widget_instance*)closure; |
1323 | char* name = XtName (widget); | |
1324 | widget_info* info; | |
1325 | widget_instance* cur; | |
1326 | widget_value* val; | |
1327 | ||
bd2c5b53 KH |
1328 | /* Avoid possibly infinite recursion. */ |
1329 | if (lwlib_updating) | |
07bf635f RS |
1330 | return; |
1331 | ||
1332 | /* protect against the widget being destroyed */ | |
1333 | if (XtWidgetBeingDestroyedP (widget)) | |
1334 | return; | |
1335 | ||
1336 | /* Return immediately if there are no other instances */ | |
1337 | info = instance->info; | |
1338 | if (!info->instances->next) | |
1339 | return; | |
1340 | ||
bd2c5b53 | 1341 | lwlib_updating = True; |
07bf635f RS |
1342 | |
1343 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1344 | ||
1345 | if (val && get_one_value (instance, val)) | |
1346 | for (cur = info->instances; cur; cur = cur->next) | |
1347 | if (cur != instance) | |
1348 | set_one_value (cur, val, True); | |
1349 | ||
bd2c5b53 | 1350 | lwlib_updating = False; |
07bf635f RS |
1351 | } |
1352 | ||
1353 | ||
1354 | \f/* get the id */ | |
1355 | ||
1356 | LWLIB_ID | |
5f61736f RS |
1357 | lw_get_widget_id (w) |
1358 | Widget w; | |
07bf635f RS |
1359 | { |
1360 | widget_instance* instance = get_widget_instance (w, False); | |
1361 | ||
1362 | return instance ? instance->info->id : 0; | |
1363 | } | |
1364 | ||
1365 | \f/* set the keyboard focus */ | |
1366 | void | |
5f61736f RS |
1367 | lw_set_keyboard_focus (parent, w) |
1368 | Widget parent; | |
1369 | Widget w; | |
07bf635f RS |
1370 | { |
1371 | #if defined (USE_MOTIF) | |
1372 | xm_set_keyboard_focus (parent, w); | |
1373 | #else | |
1374 | XtSetKeyboardFocus (parent, w); | |
1375 | #endif | |
1376 | } | |
1377 | ||
1378 | \f/* Show busy */ | |
1379 | static void | |
db0e17de DL |
1380 | #ifdef PROTOTYPES |
1381 | show_one_widget_busy (Widget w, Boolean flag) | |
1382 | #else | |
5f61736f RS |
1383 | show_one_widget_busy (w, flag) |
1384 | Widget w; | |
1385 | Boolean flag; | |
db0e17de | 1386 | #endif |
07bf635f RS |
1387 | { |
1388 | Pixel foreground = 0; | |
1389 | Pixel background = 1; | |
1390 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1391 | if (!widget_to_invert) | |
1392 | widget_to_invert = w; | |
177c0ea7 | 1393 | |
07bf635f RS |
1394 | XtVaGetValues (widget_to_invert, |
1395 | XtNforeground, &foreground, | |
1396 | XtNbackground, &background, | |
8dd095ee | 1397 | NULL); |
07bf635f RS |
1398 | XtVaSetValues (widget_to_invert, |
1399 | XtNforeground, background, | |
1400 | XtNbackground, foreground, | |
8dd095ee | 1401 | NULL); |
07bf635f RS |
1402 | } |
1403 | ||
1404 | void | |
db0e17de DL |
1405 | #ifdef PROTOTYPES |
1406 | lw_show_busy (Widget w, Boolean busy) | |
1407 | #else | |
5f61736f RS |
1408 | lw_show_busy (w, busy) |
1409 | Widget w; | |
1410 | Boolean busy; | |
db0e17de | 1411 | #endif |
07bf635f RS |
1412 | { |
1413 | widget_instance* instance = get_widget_instance (w, False); | |
1414 | widget_info* info; | |
1415 | widget_instance* next; | |
1416 | ||
1417 | if (instance) | |
1418 | { | |
1419 | info = instance->info; | |
1420 | if (info->busy != busy) | |
1421 | { | |
1422 | for (next = info->instances; next; next = next->next) | |
1423 | if (next->widget) | |
1424 | show_one_widget_busy (next->widget, busy); | |
1425 | info->busy = busy; | |
1426 | } | |
1427 | } | |
1428 | } | |
2af91681 PR |
1429 | |
1430 | /* This hack exists because Lucid/Athena need to execute the strange | |
1431 | function below to support geometry management. */ | |
1432 | void | |
db0e17de DL |
1433 | #ifdef PROTOTYPES |
1434 | lw_refigure_widget (Widget w, Boolean doit) | |
1435 | #else | |
2af91681 PR |
1436 | lw_refigure_widget (w, doit) |
1437 | Widget w; | |
1438 | Boolean doit; | |
db0e17de | 1439 | #endif |
2af91681 | 1440 | { |
177c0ea7 | 1441 | #if defined (USE_XAW) |
2af91681 PR |
1442 | XawPanedSetRefigureMode (w, doit); |
1443 | #endif | |
1444 | #if defined (USE_MOTIF) | |
1445 | if (doit) | |
2af91681 | 1446 | XtManageChild (w); |
a61155bc RS |
1447 | else |
1448 | XtUnmanageChild (w); | |
2af91681 PR |
1449 | #endif |
1450 | } | |
1451 | ||
1452 | /* Toolkit independent way of determining if an event window is in the | |
1453 | menubar. */ | |
1454 | Boolean | |
1455 | lw_window_is_in_menubar (win, menubar_widget) | |
1456 | Window win; | |
1457 | Widget menubar_widget; | |
1458 | { | |
1459 | return menubar_widget | |
1460 | #if defined (USE_LUCID) | |
1461 | && XtWindow (menubar_widget) == win; | |
1462 | #endif | |
1463 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1464 | && ((XtWindow (menubar_widget) == win) |
1465 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1466 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1467 | == menubar_widget))); | |
2af91681 PR |
1468 | #endif |
1469 | } | |
1470 | ||
1471 | /* Motif hack to set the main window areas. */ | |
1472 | void | |
1473 | lw_set_main_areas (parent, menubar, work_area) | |
1474 | Widget parent; | |
1475 | Widget menubar; | |
1476 | Widget work_area; | |
1477 | { | |
1478 | #if defined (USE_MOTIF) | |
6618806e | 1479 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1480 | #endif |
1481 | } | |
1482 | ||
1483 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1484 | is about to be modified. */ | |
1485 | void | |
db0e17de DL |
1486 | #ifdef PROTOTYPES |
1487 | lw_allow_resizing (Widget w, Boolean flag) | |
1488 | #else | |
2af91681 PR |
1489 | lw_allow_resizing (w, flag) |
1490 | Widget w; | |
1491 | Boolean flag; | |
db0e17de | 1492 | #endif |
2af91681 PR |
1493 | { |
1494 | #if defined (USE_MOTIF) | |
f78c5177 | 1495 | xm_manage_resizing (w, flag); |
2af91681 PR |
1496 | #endif |
1497 | } | |
da88f592 GM |
1498 | |
1499 | ||
1500 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1501 | set to an appropriate enumerator of type enum menu_separator. | |
1502 | MOTIF_P non-zero means map separator types not supported by Motif | |
1503 | to similar ones that are supported. */ | |
1504 | ||
1505 | int | |
1506 | lw_separator_p (label, type, motif_p) | |
1507 | char *label; | |
1508 | enum menu_separator *type; | |
1509 | int motif_p; | |
1510 | { | |
0f3360b0 | 1511 | int separator_p = 0; |
da88f592 GM |
1512 | |
1513 | if (strlen (label) >= 3 | |
1514 | && bcmp (label, "--:", 3) == 0) | |
1515 | { | |
1516 | static struct separator_table | |
1517 | { | |
1518 | char *name; | |
1519 | enum menu_separator type; | |
1520 | } | |
1521 | separator_names[] = | |
1522 | { | |
4a5301d8 PJ |
1523 | {"space", SEPARATOR_NO_LINE}, |
1524 | {"noLine", SEPARATOR_NO_LINE}, | |
1525 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1526 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1527 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1528 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1529 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1530 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1531 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1532 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1533 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1534 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1535 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1536 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1537 | {0,0} | |
da88f592 GM |
1538 | }; |
1539 | ||
1540 | int i; | |
1541 | ||
1542 | label += 3; | |
1543 | for (i = 0; separator_names[i].name; ++i) | |
1544 | if (strcmp (label, separator_names[i].name) == 0) | |
1545 | { | |
1546 | separator_p = 1; | |
1547 | *type = separator_names[i].type; | |
1548 | ||
2af98732 GM |
1549 | /* If separator type is not supported under Motif, |
1550 | use a similar one. */ | |
1551 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1552 | *type -= 4; | |
1553 | break; | |
1554 | } | |
1555 | } | |
1556 | else if (strlen (label) > 3 | |
46d74a69 GM |
1557 | && bcmp (label, "--", 2) == 0 |
1558 | && label[2] != '-') | |
2af98732 GM |
1559 | { |
1560 | /* Alternative, more Emacs-style names. */ | |
1561 | static struct separator_table | |
1562 | { | |
1563 | char *name; | |
1564 | enum menu_separator type; | |
1565 | } | |
1566 | separator_names[] = | |
1567 | { | |
4a5301d8 PJ |
1568 | {"space", SEPARATOR_NO_LINE}, |
1569 | {"no-line", SEPARATOR_NO_LINE}, | |
1570 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1571 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1572 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1573 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1574 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1575 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1576 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1577 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1578 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1579 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1580 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1581 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1582 | {0,0} | |
2af98732 GM |
1583 | }; |
1584 | ||
1585 | int i; | |
1586 | ||
1587 | label += 2; | |
1588 | for (i = 0; separator_names[i].name; ++i) | |
1589 | if (strcmp (label, separator_names[i].name) == 0) | |
1590 | { | |
1591 | separator_p = 1; | |
1592 | *type = separator_names[i].type; | |
1593 | ||
da88f592 GM |
1594 | /* If separator type is not supported under Motif, |
1595 | use a similar one. */ | |
1596 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1597 | *type -= 4; | |
1598 | break; | |
1599 | } | |
1600 | } | |
1601 | else | |
1602 | { | |
1603 | /* Old-style separator, maybe. It's a separator if it contains | |
1604 | only dashes. */ | |
1605 | while (*label == '-') | |
1606 | ++label; | |
1607 | separator_p = *label == 0; | |
1608 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1609 | } | |
1610 | ||
1611 | return separator_p; | |
1612 | } | |
1613 | ||
ab5796a9 MB |
1614 | /* arch-tag: 3d730f36-a441-4a71-9971-48ef3b5a4d9f |
1615 | (do not change this comment) */ |