Commit | Line | Data |
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07bf635f | 1 | /* A general interface to the widgets of different toolkits. |
4424d48a GM |
2 | Copyright (C) 1992, 1993 Lucid, Inc. |
3 | Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, | |
b9b14d13 | 4 | 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
07bf635f RS |
5 | |
6 | This file is part of the Lucid Widget Library. | |
7 | ||
177c0ea7 | 8 | The Lucid Widget Library is free software; you can redistribute it and/or |
07bf635f | 9 | modify it under the terms of the GNU General Public License as published by |
2aa86c0f | 10 | the Free Software Foundation; either version 2, or (at your option) |
07bf635f RS |
11 | any later version. |
12 | ||
13 | The Lucid Widget Library is distributed in the hope that it will be useful, | |
177c0ea7 | 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
07bf635f RS |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with GNU Emacs; see the file COPYING. If not, write to | |
364c38d3 LK |
20 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
21 | Boston, MA 02110-1301, USA. */ | |
07bf635f RS |
22 | |
23 | #ifdef NeXT | |
24 | #undef __STRICT_BSD__ /* ick */ | |
25 | #endif | |
26 | ||
0f0912e6 PE |
27 | #ifdef HAVE_CONFIG_H |
28 | #include <config.h> | |
29 | #endif | |
30 | ||
a3bf8a8c RS |
31 | #include "../src/lisp.h" |
32 | ||
07bf635f | 33 | #include <sys/types.h> |
07bf635f | 34 | #include <stdio.h> |
5f61736f | 35 | #include <ctype.h> |
e7818b5a | 36 | #include "lwlib-int.h" |
07bf635f | 37 | #include "lwlib-utils.h" |
01492d1b | 38 | #include <X11/StringDefs.h> |
07bf635f | 39 | |
07bf635f RS |
40 | #if defined (USE_LUCID) |
41 | #include "lwlib-Xlw.h" | |
42 | #endif | |
43 | #if defined (USE_MOTIF) | |
44 | #include "lwlib-Xm.h" | |
ce5a08a1 FP |
45 | #else /* not USE_MOTIF */ |
46 | #if defined (USE_LUCID) | |
47 | #define USE_XAW | |
48 | #endif /* not USE_MOTIF && USE_LUCID */ | |
07bf635f | 49 | #endif |
9331cca8 | 50 | #if defined (USE_XAW) |
5262c5c7 CY |
51 | #ifdef HAVE_XAW3D |
52 | #include <X11/Xaw3d/Paned.h> | |
53 | #else /* !HAVE_XAW3D */ | |
cec17865 | 54 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 55 | #endif /* HAVE_XAW3D */ |
9331cca8 FP |
56 | #include "lwlib-Xaw.h" |
57 | #endif | |
07bf635f | 58 | |
db0e17de DL |
59 | #if !defined (USE_LUCID) && !defined (USE_MOTIF) |
60 | #error At least one of USE_LUCID or USE_MOTIF must be defined. | |
07bf635f RS |
61 | #endif |
62 | ||
2af91681 PR |
63 | #ifndef max |
64 | #define max(x, y) ((x) > (y) ? (x) : (y)) | |
65 | #endif | |
66 | ||
07bf635f RS |
67 | /* List of all widgets managed by the library. */ |
68 | static widget_info* | |
69 | all_widget_info = NULL; | |
70 | ||
99dcca2f KH |
71 | #ifdef USE_MOTIF |
72 | char *lwlib_toolkit_type = "motif"; | |
73 | #else | |
74 | char *lwlib_toolkit_type = "lucid"; | |
75 | #endif | |
07bf635f | 76 | |
a17063b5 GM |
77 | static widget_value *merge_widget_value P_ ((widget_value *, |
78 | widget_value *, | |
79 | int, int *)); | |
80 | static void instantiate_widget_instance P_ ((widget_instance *)); | |
81 | static int my_strcasecmp P_ ((char *, char *)); | |
82 | static void safe_free_str P_ ((char *)); | |
83 | static void free_widget_value_tree P_ ((widget_value *)); | |
84 | static widget_value *copy_widget_value_tree P_ ((widget_value *, | |
85 | change_type)); | |
86 | static widget_info *allocate_widget_info P_ ((char *, char *, LWLIB_ID, | |
87 | widget_value *, | |
88 | lw_callback, lw_callback, | |
89 | lw_callback, lw_callback)); | |
90 | static void free_widget_info P_ ((widget_info *)); | |
91 | static void mark_widget_destroyed P_ ((Widget, XtPointer, XtPointer)); | |
92 | static widget_instance *allocate_widget_instance P_ ((widget_info *, | |
93 | Widget, Boolean)); | |
94 | static void free_widget_instance P_ ((widget_instance *)); | |
95 | static widget_info *get_widget_info P_ ((LWLIB_ID, Boolean)); | |
96 | static widget_instance *get_widget_instance P_ ((Widget, Boolean)); | |
97 | static widget_instance *find_instance P_ ((LWLIB_ID, Widget, Boolean)); | |
98 | static Boolean safe_strcmp P_ ((char *, char *)); | |
99 | static Widget name_to_widget P_ ((widget_instance *, char *)); | |
100 | static void set_one_value P_ ((widget_instance *, widget_value *, Boolean)); | |
101 | static void update_one_widget_instance P_ ((widget_instance *, Boolean)); | |
102 | static void update_all_widget_values P_ ((widget_info *, Boolean)); | |
103 | static void initialize_widget_instance P_ ((widget_instance *)); | |
104 | static widget_creation_function find_in_table P_ ((char *, widget_creation_entry *)); | |
105 | static Boolean dialog_spec_p P_ ((char *)); | |
a17063b5 GM |
106 | static void destroy_one_instance P_ ((widget_instance *)); |
107 | static void lw_pop_all_widgets P_ ((LWLIB_ID, Boolean)); | |
108 | static Boolean get_one_value P_ ((widget_instance *, widget_value *)); | |
109 | static void show_one_widget_busy P_ ((Widget, Boolean)); | |
177c0ea7 | 110 | |
cec17865 | 111 | void |
f60044f5 RS |
112 | lwlib_memset (address, value, length) |
113 | char *address; | |
114 | int value; | |
db0e17de | 115 | size_t length; |
f60044f5 RS |
116 | { |
117 | int i; | |
118 | ||
119 | for (i = 0; i < length; i++) | |
120 | address[i] = value; | |
121 | } | |
122 | ||
cec17865 | 123 | void |
f60044f5 RS |
124 | lwlib_bcopy (from, to, length) |
125 | char *from; | |
126 | char *to; | |
127 | int length; | |
128 | { | |
129 | int i; | |
130 | ||
131 | for (i = 0; i < length; i++) | |
132 | to[i] = from[i]; | |
133 | } | |
07bf635f | 134 | \f/* utility functions for widget_instance and widget_info */ |
bb2ee72b | 135 | char * |
5f61736f | 136 | safe_strdup (s) |
fdc4d3cd | 137 | const char *s; |
07bf635f RS |
138 | { |
139 | char *result; | |
140 | if (! s) return 0; | |
141 | result = (char *) malloc (strlen (s) + 1); | |
142 | if (! result) | |
143 | return 0; | |
144 | strcpy (result, s); | |
145 | return result; | |
146 | } | |
147 | ||
5f61736f RS |
148 | /* Like strcmp but ignore differences in case. */ |
149 | ||
150 | static int | |
ed9c1473 | 151 | my_strcasecmp (s1, s2) |
5f61736f RS |
152 | char *s1, *s2; |
153 | { | |
154 | while (1) | |
155 | { | |
156 | int c1 = *s1++; | |
157 | int c2 = *s2++; | |
158 | if (isupper (c1)) | |
159 | c1 = tolower (c1); | |
160 | if (isupper (c2)) | |
161 | c2 = tolower (c2); | |
162 | if (c1 != c2) | |
163 | return (c1 > c2 ? 1 : -1); | |
164 | if (c1 == 0) | |
165 | return 0; | |
166 | } | |
167 | } | |
168 | ||
07bf635f | 169 | static void |
5f61736f RS |
170 | safe_free_str (s) |
171 | char *s; | |
07bf635f | 172 | { |
c2cd06e6 | 173 | free (s); |
07bf635f RS |
174 | } |
175 | ||
176 | static widget_value *widget_value_free_list = 0; | |
0b96f00b | 177 | static int malloc_cpt = 0; |
07bf635f RS |
178 | |
179 | widget_value * | |
180 | malloc_widget_value () | |
181 | { | |
182 | widget_value *wv; | |
183 | if (widget_value_free_list) | |
184 | { | |
185 | wv = widget_value_free_list; | |
186 | widget_value_free_list = wv->free_list; | |
187 | wv->free_list = 0; | |
188 | } | |
189 | else | |
190 | { | |
191 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
0b96f00b | 192 | malloc_cpt++; |
07bf635f | 193 | } |
db0e17de | 194 | lwlib_memset ((void*) wv, 0, sizeof (widget_value)); |
07bf635f RS |
195 | return wv; |
196 | } | |
197 | ||
7ef3956a | 198 | /* this is analogous to free(). It frees only what was allocated |
177c0ea7 | 199 | by malloc_widget_value(), and no substructures. |
07bf635f RS |
200 | */ |
201 | void | |
202 | free_widget_value (wv) | |
203 | widget_value *wv; | |
204 | { | |
205 | if (wv->free_list) | |
206 | abort (); | |
0b96f00b | 207 | |
d2a5919f | 208 | if (malloc_cpt > 25) |
0b96f00b FP |
209 | { |
210 | /* When the number of already allocated cells is too big, | |
211 | We free it. */ | |
0b96f00b | 212 | free (wv); |
d2a5919f | 213 | malloc_cpt--; |
0b96f00b FP |
214 | } |
215 | else | |
216 | { | |
217 | wv->free_list = widget_value_free_list; | |
218 | widget_value_free_list = wv; | |
219 | } | |
07bf635f RS |
220 | } |
221 | ||
222 | static void | |
5f61736f RS |
223 | free_widget_value_tree (wv) |
224 | widget_value *wv; | |
07bf635f RS |
225 | { |
226 | if (!wv) | |
227 | return; | |
228 | ||
c2cd06e6 JM |
229 | free (wv->name); |
230 | free (wv->value); | |
231 | free (wv->key); | |
07bf635f | 232 | |
a3bf8a8c | 233 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
234 | |
235 | if (wv->toolkit_data && wv->free_toolkit_data) | |
236 | { | |
53e28d2a | 237 | XtFree (wv->toolkit_data); |
07bf635f RS |
238 | wv->toolkit_data = (void *) 0xDEADBEEF; |
239 | } | |
240 | ||
241 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
242 | { | |
243 | free_widget_value_tree (wv->contents); | |
244 | wv->contents = (widget_value *) 0xDEADBEEF; | |
245 | } | |
246 | if (wv->next) | |
247 | { | |
248 | free_widget_value_tree (wv->next); | |
249 | wv->next = (widget_value *) 0xDEADBEEF; | |
250 | } | |
251 | free_widget_value (wv); | |
252 | } | |
253 | ||
254 | static widget_value * | |
5f61736f RS |
255 | copy_widget_value_tree (val, change) |
256 | widget_value* val; | |
257 | change_type change; | |
07bf635f RS |
258 | { |
259 | widget_value* copy; | |
177c0ea7 | 260 | |
07bf635f RS |
261 | if (!val) |
262 | return NULL; | |
263 | if (val == (widget_value *) 1) | |
264 | return val; | |
265 | ||
266 | copy = malloc_widget_value (); | |
267 | copy->name = safe_strdup (val->name); | |
268 | copy->value = safe_strdup (val->value); | |
269 | copy->key = safe_strdup (val->key); | |
a3bf8a8c | 270 | copy->help = val->help; |
07bf635f | 271 | copy->enabled = val->enabled; |
da88f592 | 272 | copy->button_type = val->button_type; |
07bf635f RS |
273 | copy->selected = val->selected; |
274 | copy->edited = False; | |
275 | copy->change = change; | |
0c12a958 | 276 | copy->this_one_change = change; |
07bf635f RS |
277 | copy->contents = copy_widget_value_tree (val->contents, change); |
278 | copy->call_data = val->call_data; | |
279 | copy->next = copy_widget_value_tree (val->next, change); | |
280 | copy->toolkit_data = NULL; | |
281 | copy->free_toolkit_data = False; | |
282 | return copy; | |
283 | } | |
284 | ||
285 | static widget_info * | |
02512b20 GM |
286 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
287 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
288 | char* type; |
289 | char* name; | |
290 | LWLIB_ID id; | |
291 | widget_value* val; | |
292 | lw_callback pre_activate_cb; | |
293 | lw_callback selection_cb; | |
294 | lw_callback post_activate_cb; | |
02512b20 | 295 | lw_callback highlight_cb; |
07bf635f RS |
296 | { |
297 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
298 | info->type = safe_strdup (type); | |
299 | info->name = safe_strdup (name); | |
300 | info->id = id; | |
301 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
302 | info->busy = False; | |
303 | info->pre_activate_cb = pre_activate_cb; | |
304 | info->selection_cb = selection_cb; | |
305 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 306 | info->highlight_cb = highlight_cb; |
07bf635f RS |
307 | info->instances = NULL; |
308 | ||
309 | info->next = all_widget_info; | |
310 | all_widget_info = info; | |
311 | ||
312 | return info; | |
313 | } | |
314 | ||
315 | static void | |
5f61736f RS |
316 | free_widget_info (info) |
317 | widget_info* info; | |
07bf635f RS |
318 | { |
319 | safe_free_str (info->type); | |
320 | safe_free_str (info->name); | |
321 | free_widget_value_tree (info->val); | |
f60044f5 | 322 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
323 | free (info); |
324 | } | |
325 | ||
326 | static void | |
5f61736f RS |
327 | mark_widget_destroyed (widget, closure, call_data) |
328 | Widget widget; | |
329 | XtPointer closure; | |
330 | XtPointer call_data; | |
07bf635f RS |
331 | { |
332 | widget_instance* instance = (widget_instance*)closure; | |
333 | ||
334 | /* be very conservative */ | |
335 | if (instance->widget == widget) | |
336 | instance->widget = NULL; | |
337 | } | |
338 | ||
db0e17de DL |
339 | /* The messy #ifdef PROTOTYPES here and elsewhere are prompted by a |
340 | flood of warnings about argument promotion from proprietary ISO C | |
341 | compilers. (etags still only makes one entry for each function.) */ | |
07bf635f | 342 | static widget_instance * |
db0e17de DL |
343 | #ifdef PROTOTYPES |
344 | allocate_widget_instance (widget_info* info, Widget parent, Boolean pop_up_p) | |
345 | #else | |
5f61736f RS |
346 | allocate_widget_instance (info, parent, pop_up_p) |
347 | widget_info* info; | |
348 | Widget parent; | |
349 | Boolean pop_up_p; | |
db0e17de | 350 | #endif |
07bf635f RS |
351 | { |
352 | widget_instance* instance = | |
353 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 354 | bzero (instance, sizeof *instance); |
07bf635f RS |
355 | instance->parent = parent; |
356 | instance->pop_up_p = pop_up_p; | |
357 | instance->info = info; | |
358 | instance->next = info->instances; | |
359 | info->instances = instance; | |
360 | ||
7ef3956a | 361 | instantiate_widget_instance (instance); |
07bf635f RS |
362 | |
363 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
364 | mark_widget_destroyed, (XtPointer)instance); | |
365 | return instance; | |
366 | } | |
367 | ||
368 | static void | |
5f61736f RS |
369 | free_widget_instance (instance) |
370 | widget_instance* instance; | |
07bf635f | 371 | { |
f60044f5 | 372 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
373 | free (instance); |
374 | } | |
375 | ||
376 | static widget_info * | |
db0e17de DL |
377 | #ifdef PROTOTYPES |
378 | get_widget_info (LWLIB_ID id, Boolean remove_p) | |
379 | #else | |
5f61736f RS |
380 | get_widget_info (id, remove_p) |
381 | LWLIB_ID id; | |
382 | Boolean remove_p; | |
db0e17de | 383 | #endif |
07bf635f RS |
384 | { |
385 | widget_info* info; | |
386 | widget_info* prev; | |
387 | for (prev = NULL, info = all_widget_info; | |
388 | info; | |
389 | prev = info, info = info->next) | |
390 | if (info->id == id) | |
391 | { | |
392 | if (remove_p) | |
393 | { | |
394 | if (prev) | |
395 | prev->next = info->next; | |
396 | else | |
397 | all_widget_info = info->next; | |
398 | } | |
399 | return info; | |
400 | } | |
401 | return NULL; | |
402 | } | |
403 | ||
9331cca8 FP |
404 | /* Internal function used by the library dependent implementation to get the |
405 | widget_value for a given widget in an instance */ | |
406 | widget_info * | |
e14e13a4 FP |
407 | lw_get_widget_info (id) |
408 | LWLIB_ID id; | |
9331cca8 FP |
409 | { |
410 | return get_widget_info (id, 0); | |
411 | } | |
412 | ||
07bf635f | 413 | static widget_instance * |
db0e17de DL |
414 | #ifdef PROTOTYPES |
415 | get_widget_instance (Widget widget, Boolean remove_p) | |
416 | #else | |
5f61736f RS |
417 | get_widget_instance (widget, remove_p) |
418 | Widget widget; | |
419 | Boolean remove_p; | |
db0e17de | 420 | #endif |
07bf635f RS |
421 | { |
422 | widget_info* info; | |
423 | widget_instance* instance; | |
424 | widget_instance* prev; | |
425 | for (info = all_widget_info; info; info = info->next) | |
426 | for (prev = NULL, instance = info->instances; | |
427 | instance; | |
428 | prev = instance, instance = instance->next) | |
429 | if (instance->widget == widget) | |
430 | { | |
431 | if (remove_p) | |
432 | { | |
433 | if (prev) | |
434 | prev->next = instance->next; | |
435 | else | |
436 | info->instances = instance->next; | |
437 | } | |
438 | return instance; | |
439 | } | |
440 | return (widget_instance *) 0; | |
441 | } | |
442 | ||
02512b20 GM |
443 | /* Value is a pointer to the widget_instance corresponding to |
444 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
445 | ||
446 | widget_instance * | |
447 | lw_get_widget_instance (widget) | |
448 | Widget widget; | |
449 | { | |
450 | return get_widget_instance (widget, False); | |
451 | } | |
452 | ||
07bf635f | 453 | static widget_instance* |
db0e17de DL |
454 | #ifdef PROTOTYPES |
455 | find_instance (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
456 | #else | |
5f61736f RS |
457 | find_instance (id, parent, pop_up_p) |
458 | LWLIB_ID id; | |
459 | Widget parent; | |
460 | Boolean pop_up_p; | |
db0e17de | 461 | #endif |
07bf635f RS |
462 | { |
463 | widget_info* info = get_widget_info (id, False); | |
464 | widget_instance* instance; | |
465 | ||
466 | if (info) | |
467 | for (instance = info->instances; instance; instance = instance->next) | |
468 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
469 | return instance; | |
470 | ||
471 | return NULL; | |
472 | } | |
473 | ||
474 | \f | |
475 | /* utility function for widget_value */ | |
476 | static Boolean | |
5f61736f RS |
477 | safe_strcmp (s1, s2) |
478 | char* s1; | |
479 | char* s2; | |
07bf635f RS |
480 | { |
481 | if (!!s1 ^ !!s2) return True; | |
482 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
483 | } | |
484 | ||
07bf635f RS |
485 | |
486 | #if 0 | |
487 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
488 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
489 | name, \ | |
490 | (oc == NO_CHANGE ? "none" : \ | |
491 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
492 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
493 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
494 | oc, \ | |
495 | (nc == NO_CHANGE ? "none" : \ | |
496 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
497 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
498 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
499 | nc, desc, a1, a2) | |
500 | #else | |
501 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
502 | #endif | |
503 | ||
504 | ||
505 | static widget_value * | |
a17063b5 | 506 | merge_widget_value (val1, val2, level, change_p) |
5f61736f RS |
507 | widget_value* val1; |
508 | widget_value* val2; | |
509 | int level; | |
a17063b5 | 510 | int *change_p; |
07bf635f | 511 | { |
0c12a958 | 512 | change_type change, this_one_change; |
07bf635f RS |
513 | widget_value* merged_next; |
514 | widget_value* merged_contents; | |
515 | ||
516 | if (!val1) | |
517 | { | |
518 | if (val2) | |
a17063b5 GM |
519 | { |
520 | *change_p = 1; | |
521 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
522 | } | |
07bf635f RS |
523 | else |
524 | return NULL; | |
525 | } | |
526 | if (!val2) | |
527 | { | |
a17063b5 | 528 | *change_p = 1; |
07bf635f RS |
529 | free_widget_value_tree (val1); |
530 | return NULL; | |
531 | } | |
177c0ea7 | 532 | |
07bf635f RS |
533 | change = NO_CHANGE; |
534 | ||
535 | if (safe_strcmp (val1->name, val2->name)) | |
536 | { | |
537 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
538 | val1->name, val2->name); | |
539 | change = max (change, STRUCTURAL_CHANGE); | |
540 | safe_free_str (val1->name); | |
541 | val1->name = safe_strdup (val2->name); | |
542 | } | |
543 | if (safe_strcmp (val1->value, val2->value)) | |
544 | { | |
545 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
546 | val1->value, val2->value); | |
547 | change = max (change, VISIBLE_CHANGE); | |
548 | safe_free_str (val1->value); | |
549 | val1->value = safe_strdup (val2->value); | |
550 | } | |
551 | if (safe_strcmp (val1->key, val2->key)) | |
552 | { | |
553 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
554 | val1->key, val2->key); | |
555 | change = max (change, VISIBLE_CHANGE); | |
556 | safe_free_str (val1->key); | |
557 | val1->key = safe_strdup (val2->key); | |
558 | } | |
a3bf8a8c | 559 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
560 | { |
561 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
562 | val1->help, val2->help); | |
563 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 564 | val1->help = val2->help; |
02512b20 | 565 | } |
07bf635f RS |
566 | if (val1->enabled != val2->enabled) |
567 | { | |
568 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
569 | val1->enabled, val2->enabled); | |
570 | change = max (change, VISIBLE_CHANGE); | |
571 | val1->enabled = val2->enabled; | |
572 | } | |
da88f592 GM |
573 | if (val1->button_type != val2->button_type) |
574 | { | |
575 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
576 | val1->button_type, val2->button_type); | |
577 | change = max (change, VISIBLE_CHANGE); | |
578 | val1->button_type = val2->button_type; | |
579 | } | |
07bf635f RS |
580 | if (val1->selected != val2->selected) |
581 | { | |
582 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
583 | val1->selected, val2->selected); | |
584 | change = max (change, VISIBLE_CHANGE); | |
585 | val1->selected = val2->selected; | |
586 | } | |
587 | if (val1->call_data != val2->call_data) | |
588 | { | |
589 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
590 | val1->call_data, val2->call_data); | |
591 | change = max (change, INVISIBLE_CHANGE); | |
592 | val1->call_data = val2->call_data; | |
593 | } | |
594 | ||
595 | if (level > 0) | |
596 | { | |
597 | merged_contents = | |
a17063b5 GM |
598 | merge_widget_value (val1->contents, val2->contents, level - 1, |
599 | change_p); | |
177c0ea7 | 600 | |
07bf635f RS |
601 | if (val1->contents && !merged_contents) |
602 | { | |
7ef3956a RS |
603 | /* This used to say INVISIBLE_CHANGE, |
604 | but it is visible and vitally important when | |
605 | the contents of the menu bar itself are entirely deleted. | |
606 | ||
607 | But maybe it doesn't matter. This fails to fix the bug. */ | |
608 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 609 | 0, 0); |
7ef3956a | 610 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
611 | } |
612 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
613 | { | |
614 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
615 | 0, 0); | |
616 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 617 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
618 | #ifdef USE_MOTIF |
619 | change = max (merged_contents->change, change); | |
61069f2b | 620 | #endif |
2fe6d204 | 621 | #endif |
07bf635f | 622 | } |
177c0ea7 | 623 | |
07bf635f RS |
624 | val1->contents = merged_contents; |
625 | } | |
626 | ||
0c12a958 RS |
627 | this_one_change = change; |
628 | ||
a17063b5 | 629 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
630 | |
631 | if (val1->next && !merged_next) | |
632 | { | |
633 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
634 | 0, 0); | |
635 | change = max (change, STRUCTURAL_CHANGE); | |
636 | } | |
637 | else if (merged_next) | |
638 | { | |
639 | if (merged_next->change) | |
640 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
641 | 0, 0); | |
642 | change = max (change, merged_next->change); | |
643 | } | |
644 | ||
645 | val1->next = merged_next; | |
646 | ||
0c12a958 | 647 | val1->this_one_change = this_one_change; |
07bf635f | 648 | val1->change = change; |
177c0ea7 | 649 | |
07bf635f RS |
650 | if (change > NO_CHANGE && val1->toolkit_data) |
651 | { | |
a17063b5 | 652 | *change_p = 1; |
07bf635f | 653 | if (val1->free_toolkit_data) |
53e28d2a | 654 | XtFree (val1->toolkit_data); |
07bf635f RS |
655 | val1->toolkit_data = NULL; |
656 | } | |
657 | ||
658 | return val1; | |
659 | } | |
660 | ||
661 | \f | |
662 | /* modifying the widgets */ | |
663 | static Widget | |
5f61736f RS |
664 | name_to_widget (instance, name) |
665 | widget_instance* instance; | |
666 | char* name; | |
07bf635f RS |
667 | { |
668 | Widget widget = NULL; | |
669 | ||
670 | if (!instance->widget) | |
671 | return NULL; | |
672 | ||
673 | if (!strcmp (XtName (instance->widget), name)) | |
674 | widget = instance->widget; | |
675 | else | |
676 | { | |
677 | int length = strlen (name) + 2; | |
f60044f5 | 678 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
679 | real_name [0] = '*'; |
680 | strcpy (real_name + 1, name); | |
177c0ea7 | 681 | |
07bf635f | 682 | widget = XtNameToWidget (instance->widget, real_name); |
f60044f5 RS |
683 | |
684 | free (real_name); | |
07bf635f RS |
685 | } |
686 | return widget; | |
687 | } | |
688 | ||
689 | static void | |
db0e17de DL |
690 | #ifdef PROTOTYPES |
691 | set_one_value (widget_instance* instance, widget_value* val, Boolean deep_p) | |
692 | #else | |
5f61736f RS |
693 | set_one_value (instance, val, deep_p) |
694 | widget_instance* instance; | |
695 | widget_value* val; | |
696 | Boolean deep_p; | |
db0e17de | 697 | #endif |
07bf635f RS |
698 | { |
699 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 700 | |
07bf635f RS |
701 | if (widget) |
702 | { | |
703 | #if defined (USE_LUCID) | |
704 | if (lw_lucid_widget_p (instance->widget)) | |
705 | xlw_update_one_widget (instance, widget, val, deep_p); | |
706 | #endif | |
707 | #if defined (USE_MOTIF) | |
708 | if (lw_motif_widget_p (instance->widget)) | |
709 | xm_update_one_widget (instance, widget, val, deep_p); | |
710 | #endif | |
9331cca8 FP |
711 | #if defined (USE_XAW) |
712 | if (lw_xaw_widget_p (instance->widget)) | |
713 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
714 | #endif |
715 | } | |
716 | } | |
717 | ||
718 | static void | |
db0e17de DL |
719 | #ifdef PROTOTYPES |
720 | update_one_widget_instance (widget_instance* instance, Boolean deep_p) | |
721 | #else | |
5f61736f RS |
722 | update_one_widget_instance (instance, deep_p) |
723 | widget_instance* instance; | |
724 | Boolean deep_p; | |
db0e17de | 725 | #endif |
07bf635f RS |
726 | { |
727 | widget_value *val; | |
728 | ||
729 | if (!instance->widget) | |
730 | /* the widget was destroyed */ | |
731 | return; | |
732 | ||
733 | for (val = instance->info->val; val; val = val->next) | |
734 | if (val->change != NO_CHANGE) | |
735 | set_one_value (instance, val, deep_p); | |
736 | } | |
737 | ||
738 | static void | |
db0e17de DL |
739 | #ifdef PROTOTYPES |
740 | update_all_widget_values (widget_info* info, Boolean deep_p) | |
741 | #else | |
5f61736f RS |
742 | update_all_widget_values (info, deep_p) |
743 | widget_info* info; | |
744 | Boolean deep_p; | |
db0e17de | 745 | #endif |
07bf635f RS |
746 | { |
747 | widget_instance* instance; | |
748 | widget_value* val; | |
749 | ||
750 | for (instance = info->instances; instance; instance = instance->next) | |
751 | update_one_widget_instance (instance, deep_p); | |
752 | ||
753 | for (val = info->val; val; val = val->next) | |
754 | val->change = NO_CHANGE; | |
755 | } | |
756 | ||
a17063b5 | 757 | int |
db0e17de DL |
758 | #ifdef PROTOTYPES |
759 | lw_modify_all_widgets (LWLIB_ID id, widget_value* val, Boolean deep_p) | |
760 | #else | |
5f61736f RS |
761 | lw_modify_all_widgets (id, val, deep_p) |
762 | LWLIB_ID id; | |
763 | widget_value* val; | |
764 | Boolean deep_p; | |
db0e17de | 765 | #endif |
07bf635f RS |
766 | { |
767 | widget_info* info = get_widget_info (id, False); | |
768 | widget_value* new_val; | |
769 | widget_value* next_new_val; | |
770 | widget_value* cur; | |
771 | widget_value* prev; | |
772 | widget_value* next; | |
773 | int found; | |
a17063b5 | 774 | int change_p = 0; |
07bf635f RS |
775 | |
776 | if (!info) | |
fdc4d3cd | 777 | return 0; |
07bf635f RS |
778 | |
779 | for (new_val = val; new_val; new_val = new_val->next) | |
780 | { | |
781 | next_new_val = new_val->next; | |
782 | new_val->next = NULL; | |
783 | found = False; | |
784 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
785 | if (!strcmp (cur->name, new_val->name)) | |
786 | { | |
787 | found = True; | |
788 | next = cur->next; | |
789 | cur->next = NULL; | |
a17063b5 GM |
790 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
791 | &change_p); | |
07bf635f RS |
792 | if (prev) |
793 | prev->next = cur ? cur : next; | |
794 | else | |
795 | info->val = cur ? cur : next; | |
796 | if (cur) | |
797 | cur->next = next; | |
798 | break; | |
799 | } | |
800 | if (!found) | |
801 | { | |
802 | /* Could not find it, add it */ | |
803 | if (prev) | |
804 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
805 | else | |
806 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 807 | change_p = 1; |
07bf635f RS |
808 | } |
809 | new_val->next = next_new_val; | |
810 | } | |
811 | ||
812 | update_all_widget_values (info, deep_p); | |
a17063b5 | 813 | return change_p; |
07bf635f RS |
814 | } |
815 | ||
816 | \f | |
817 | /* creating the widgets */ | |
818 | ||
819 | static void | |
5f61736f RS |
820 | initialize_widget_instance (instance) |
821 | widget_instance* instance; | |
07bf635f RS |
822 | { |
823 | widget_value* val; | |
824 | ||
825 | for (val = instance->info->val; val; val = val->next) | |
826 | val->change = STRUCTURAL_CHANGE; | |
827 | ||
828 | update_one_widget_instance (instance, True); | |
829 | ||
830 | for (val = instance->info->val; val; val = val->next) | |
831 | val->change = NO_CHANGE; | |
832 | } | |
833 | ||
834 | ||
835 | static widget_creation_function | |
5f61736f RS |
836 | find_in_table (type, table) |
837 | char* type; | |
838 | widget_creation_entry* table; | |
07bf635f RS |
839 | { |
840 | widget_creation_entry* cur; | |
841 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 842 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
843 | return cur->function; |
844 | return NULL; | |
845 | } | |
846 | ||
847 | static Boolean | |
5f61736f RS |
848 | dialog_spec_p (name) |
849 | char* name; | |
07bf635f | 850 | { |
177c0ea7 | 851 | /* return True if name matches [EILPQeilpq][1-9][Bb] or |
07bf635f RS |
852 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ |
853 | if (!name) | |
854 | return False; | |
177c0ea7 | 855 | |
07bf635f RS |
856 | switch (name [0]) |
857 | { | |
858 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
859 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
860 | if (name [1] >= '0' && name [1] <= '9') | |
861 | { | |
862 | if (name [2] != 'B' && name [2] != 'b') | |
863 | return False; | |
864 | if (!name [3]) | |
865 | return True; | |
866 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
867 | return True; | |
868 | if ((name [3] == 'R' || name [3] == 'r') | |
869 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
870 | return True; | |
871 | return False; | |
872 | } | |
873 | else | |
874 | return False; | |
177c0ea7 | 875 | |
07bf635f RS |
876 | default: |
877 | return False; | |
878 | } | |
879 | } | |
880 | ||
881 | static void | |
7ef3956a | 882 | instantiate_widget_instance (instance) |
5f61736f | 883 | widget_instance* instance; |
07bf635f RS |
884 | { |
885 | widget_creation_function function = NULL; | |
886 | ||
887 | #if defined (USE_LUCID) | |
888 | if (!function) | |
889 | function = find_in_table (instance->info->type, xlw_creation_table); | |
890 | #endif | |
891 | #if defined(USE_MOTIF) | |
892 | if (!function) | |
893 | function = find_in_table (instance->info->type, xm_creation_table); | |
894 | #endif | |
9331cca8 FP |
895 | #if defined (USE_XAW) |
896 | if (!function) | |
897 | function = find_in_table (instance->info->type, xaw_creation_table); | |
898 | #endif | |
07bf635f RS |
899 | |
900 | if (!function) | |
901 | { | |
902 | if (dialog_spec_p (instance->info->type)) | |
903 | { | |
904 | #if defined (USE_LUCID) | |
905 | /* not yet */ | |
906 | #endif | |
907 | #if defined(USE_MOTIF) | |
908 | if (!function) | |
909 | function = xm_create_dialog; | |
910 | #endif | |
9331cca8 FP |
911 | #if defined (USE_XAW) |
912 | if (!function) | |
913 | function = xaw_create_dialog; | |
07bf635f RS |
914 | #endif |
915 | } | |
916 | } | |
177c0ea7 | 917 | |
07bf635f RS |
918 | if (!function) |
919 | { | |
920 | printf ("No creation function for widget type %s\n", | |
921 | instance->info->type); | |
922 | abort (); | |
923 | } | |
924 | ||
925 | instance->widget = (*function) (instance); | |
926 | ||
927 | if (!instance->widget) | |
928 | abort (); | |
929 | ||
930 | /* XtRealizeWidget (instance->widget);*/ | |
931 | } | |
932 | ||
177c0ea7 | 933 | void |
02512b20 GM |
934 | lw_register_widget (type, name, id, val, pre_activate_cb, |
935 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
936 | char* type; |
937 | char* name; | |
938 | LWLIB_ID id; | |
939 | widget_value* val; | |
940 | lw_callback pre_activate_cb; | |
941 | lw_callback selection_cb; | |
942 | lw_callback post_activate_cb; | |
02512b20 | 943 | lw_callback highlight_cb; |
07bf635f RS |
944 | { |
945 | if (!get_widget_info (id, False)) | |
946 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 947 | post_activate_cb, highlight_cb); |
07bf635f RS |
948 | } |
949 | ||
950 | Widget | |
db0e17de DL |
951 | #ifdef PROTOTYPES |
952 | lw_get_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
953 | #else | |
5f61736f RS |
954 | lw_get_widget (id, parent, pop_up_p) |
955 | LWLIB_ID id; | |
956 | Widget parent; | |
957 | Boolean pop_up_p; | |
db0e17de | 958 | #endif |
07bf635f RS |
959 | { |
960 | widget_instance* instance; | |
177c0ea7 | 961 | |
07bf635f RS |
962 | instance = find_instance (id, parent, pop_up_p); |
963 | return instance ? instance->widget : NULL; | |
964 | } | |
965 | ||
966 | Widget | |
db0e17de DL |
967 | #ifdef PROTOTYPES |
968 | lw_make_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
969 | #else | |
5f61736f RS |
970 | lw_make_widget (id, parent, pop_up_p) |
971 | LWLIB_ID id; | |
972 | Widget parent; | |
973 | Boolean pop_up_p; | |
db0e17de | 974 | #endif |
07bf635f RS |
975 | { |
976 | widget_instance* instance; | |
977 | widget_info* info; | |
177c0ea7 | 978 | |
07bf635f RS |
979 | instance = find_instance (id, parent, pop_up_p); |
980 | if (!instance) | |
981 | { | |
982 | info = get_widget_info (id, False); | |
983 | if (!info) | |
984 | return NULL; | |
985 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
986 | initialize_widget_instance (instance); | |
987 | } | |
988 | if (!instance->widget) | |
989 | abort (); | |
990 | return instance->widget; | |
991 | } | |
992 | ||
993 | Widget | |
db0e17de DL |
994 | #ifdef PROTOTYPES |
995 | lw_create_widget (char* type, char* name, LWLIB_ID id, widget_value* val, | |
996 | Widget parent, Boolean pop_up_p, | |
997 | lw_callback pre_activate_cb, lw_callback selection_cb, | |
998 | lw_callback post_activate_cb, lw_callback highlight_cb) | |
999 | #else | |
02512b20 GM |
1000 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
1001 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
1002 | char* type; |
1003 | char* name; | |
1004 | LWLIB_ID id; | |
1005 | widget_value* val; | |
1006 | Widget parent; | |
1007 | Boolean pop_up_p; | |
1008 | lw_callback pre_activate_cb; | |
1009 | lw_callback selection_cb; | |
1010 | lw_callback post_activate_cb; | |
02512b20 | 1011 | lw_callback highlight_cb; |
db0e17de | 1012 | #endif |
07bf635f RS |
1013 | { |
1014 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 1015 | post_activate_cb, highlight_cb); |
07bf635f RS |
1016 | return lw_make_widget (id, parent, pop_up_p); |
1017 | } | |
177c0ea7 | 1018 | |
07bf635f RS |
1019 | \f |
1020 | /* destroying the widgets */ | |
1021 | static void | |
5f61736f RS |
1022 | destroy_one_instance (instance) |
1023 | widget_instance* instance; | |
07bf635f RS |
1024 | { |
1025 | /* Remove the destroy callback on the widget; that callback will try to | |
1026 | dereference the instance object (to set its widget slot to 0, since the | |
1027 | widget is dead.) Since the instance is now dead, we don't have to worry | |
1028 | about the fact that its widget is dead too. | |
1029 | ||
1030 | This happens in the Phase2Destroy of the widget, so this callback would | |
1031 | not have been run until arbitrarily long after the instance was freed. | |
1032 | */ | |
1033 | if (instance->widget) | |
1034 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1035 | mark_widget_destroyed, (XtPointer)instance); | |
1036 | ||
1037 | if (instance->widget) | |
1038 | { | |
1039 | /* The else are pretty tricky here, including the empty statement | |
1040 | at the end because it would be very bad to destroy a widget | |
1041 | twice. */ | |
1042 | #if defined (USE_LUCID) | |
1043 | if (lw_lucid_widget_p (instance->widget)) | |
1044 | xlw_destroy_instance (instance); | |
1045 | else | |
1046 | #endif | |
1047 | #if defined (USE_MOTIF) | |
1048 | if (lw_motif_widget_p (instance->widget)) | |
1049 | xm_destroy_instance (instance); | |
1050 | else | |
1051 | #endif | |
9331cca8 FP |
1052 | #if defined (USE_XAW) |
1053 | if (lw_xaw_widget_p (instance->widget)) | |
1054 | xaw_destroy_instance (instance); | |
177c0ea7 | 1055 | else |
07bf635f RS |
1056 | #endif |
1057 | /* do not remove the empty statement */ | |
1058 | ; | |
1059 | } | |
1060 | ||
1061 | free_widget_instance (instance); | |
1062 | } | |
1063 | ||
1064 | void | |
5f61736f RS |
1065 | lw_destroy_widget (w) |
1066 | Widget w; | |
07bf635f RS |
1067 | { |
1068 | widget_instance* instance = get_widget_instance (w, True); | |
177c0ea7 | 1069 | |
07bf635f RS |
1070 | if (instance) |
1071 | { | |
1072 | widget_info *info = instance->info; | |
1073 | /* instance has already been removed from the list; free it */ | |
1074 | destroy_one_instance (instance); | |
1075 | /* if there are no instances left, free the info too */ | |
1076 | if (!info->instances) | |
1077 | lw_destroy_all_widgets (info->id); | |
1078 | } | |
1079 | } | |
1080 | ||
1081 | void | |
5f61736f RS |
1082 | lw_destroy_all_widgets (id) |
1083 | LWLIB_ID id; | |
07bf635f RS |
1084 | { |
1085 | widget_info* info = get_widget_info (id, True); | |
1086 | widget_instance* instance; | |
1087 | widget_instance* next; | |
1088 | ||
1089 | if (info) | |
1090 | { | |
1091 | for (instance = info->instances; instance; ) | |
1092 | { | |
1093 | next = instance->next; | |
1094 | destroy_one_instance (instance); | |
1095 | instance = next; | |
1096 | } | |
1097 | free_widget_info (info); | |
1098 | } | |
1099 | } | |
1100 | ||
1101 | void | |
1102 | lw_destroy_everything () | |
1103 | { | |
1104 | while (all_widget_info) | |
1105 | lw_destroy_all_widgets (all_widget_info->id); | |
1106 | } | |
1107 | ||
1108 | void | |
1109 | lw_destroy_all_pop_ups () | |
1110 | { | |
1111 | widget_info* info; | |
1112 | widget_info* next; | |
1113 | widget_instance* instance; | |
1114 | ||
1115 | for (info = all_widget_info; info; info = next) | |
1116 | { | |
1117 | next = info->next; | |
1118 | instance = info->instances; | |
1119 | if (instance && instance->pop_up_p) | |
1120 | lw_destroy_all_widgets (info->id); | |
1121 | } | |
1122 | } | |
1123 | ||
1124 | #ifdef USE_MOTIF | |
9e3fe459 | 1125 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1126 | #endif |
1127 | ||
1128 | Widget | |
1129 | lw_raise_all_pop_up_widgets () | |
1130 | { | |
1131 | widget_info* info; | |
1132 | widget_instance* instance; | |
1133 | Widget result = NULL; | |
1134 | ||
1135 | for (info = all_widget_info; info; info = info->next) | |
1136 | for (instance = info->instances; instance; instance = instance->next) | |
1137 | if (instance->pop_up_p) | |
1138 | { | |
1139 | Widget widget = instance->widget; | |
1140 | if (widget) | |
1141 | { | |
1142 | if (XtIsManaged (widget) | |
1143 | #ifdef USE_MOTIF | |
1144 | /* What a complete load of crap!!!! | |
1145 | When a dialogShell is on the screen, it is not managed! | |
1146 | */ | |
1147 | || (lw_motif_widget_p (instance->widget) && | |
1148 | XtIsManaged (first_child (widget))) | |
1149 | #endif | |
1150 | ) | |
1151 | { | |
1152 | if (!result) | |
1153 | result = widget; | |
1154 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1155 | } | |
1156 | } | |
1157 | } | |
1158 | return result; | |
1159 | } | |
1160 | ||
1161 | static void | |
db0e17de DL |
1162 | #ifdef PROTOTYPES |
1163 | lw_pop_all_widgets (LWLIB_ID id, Boolean up) | |
1164 | #else | |
5f61736f RS |
1165 | lw_pop_all_widgets (id, up) |
1166 | LWLIB_ID id; | |
1167 | Boolean up; | |
db0e17de | 1168 | #endif |
07bf635f RS |
1169 | { |
1170 | widget_info* info = get_widget_info (id, False); | |
1171 | widget_instance* instance; | |
1172 | ||
1173 | if (info) | |
1174 | for (instance = info->instances; instance; instance = instance->next) | |
1175 | if (instance->pop_up_p && instance->widget) | |
1176 | { | |
07bf635f RS |
1177 | #if defined (USE_LUCID) |
1178 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1179 | { |
1180 | XtRealizeWidget (instance->widget); | |
1181 | xlw_pop_instance (instance, up); | |
1182 | } | |
07bf635f RS |
1183 | #endif |
1184 | #if defined (USE_MOTIF) | |
1185 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1186 | { |
1187 | XtRealizeWidget (instance->widget); | |
1188 | xm_pop_instance (instance, up); | |
1189 | } | |
07bf635f | 1190 | #endif |
9331cca8 FP |
1191 | #if defined (USE_XAW) |
1192 | if (lw_xaw_widget_p (instance->widget)) | |
1193 | { | |
1194 | XtRealizeWidget (XtParent (instance->widget)); | |
1195 | XtRealizeWidget (instance->widget); | |
1196 | xaw_pop_instance (instance, up); | |
1197 | } | |
07bf635f RS |
1198 | #endif |
1199 | } | |
1200 | } | |
1201 | ||
1202 | void | |
5f61736f RS |
1203 | lw_pop_up_all_widgets (id) |
1204 | LWLIB_ID id; | |
07bf635f RS |
1205 | { |
1206 | lw_pop_all_widgets (id, True); | |
1207 | } | |
1208 | ||
1209 | void | |
5f61736f RS |
1210 | lw_pop_down_all_widgets (id) |
1211 | LWLIB_ID id; | |
07bf635f RS |
1212 | { |
1213 | lw_pop_all_widgets (id, False); | |
1214 | } | |
1215 | ||
1216 | void | |
5b3b31d6 | 1217 | lw_popup_menu (widget, event) |
5f61736f | 1218 | Widget widget; |
5b3b31d6 | 1219 | XEvent *event; |
07bf635f RS |
1220 | { |
1221 | #if defined (USE_LUCID) | |
1222 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1223 | xlw_popup_menu (widget, event); |
07bf635f RS |
1224 | #endif |
1225 | #if defined (USE_MOTIF) | |
1226 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1227 | xm_popup_menu (widget, event); |
07bf635f | 1228 | #endif |
9331cca8 FP |
1229 | #if defined (USE_XAW) |
1230 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1231 | xaw_popup_menu (widget, event); |
9331cca8 | 1232 | #endif |
07bf635f RS |
1233 | } |
1234 | ||
1235 | \f/* get the values back */ | |
1236 | static Boolean | |
5f61736f RS |
1237 | get_one_value (instance, val) |
1238 | widget_instance* instance; | |
1239 | widget_value* val; | |
07bf635f RS |
1240 | { |
1241 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 1242 | |
07bf635f RS |
1243 | if (widget) |
1244 | { | |
1245 | #if defined (USE_LUCID) | |
1246 | if (lw_lucid_widget_p (instance->widget)) | |
1247 | xlw_update_one_value (instance, widget, val); | |
1248 | #endif | |
1249 | #if defined (USE_MOTIF) | |
1250 | if (lw_motif_widget_p (instance->widget)) | |
1251 | xm_update_one_value (instance, widget, val); | |
1252 | #endif | |
9331cca8 FP |
1253 | #if defined (USE_XAW) |
1254 | if (lw_xaw_widget_p (instance->widget)) | |
1255 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1256 | #endif |
1257 | return True; | |
1258 | } | |
1259 | else | |
1260 | return False; | |
1261 | } | |
1262 | ||
1263 | Boolean | |
5f61736f RS |
1264 | lw_get_some_values (id, val_out) |
1265 | LWLIB_ID id; | |
1266 | widget_value* val_out; | |
07bf635f RS |
1267 | { |
1268 | widget_info* info = get_widget_info (id, False); | |
1269 | widget_instance* instance; | |
1270 | widget_value* val; | |
1271 | Boolean result = False; | |
1272 | ||
1273 | if (!info) | |
1274 | return False; | |
1275 | ||
1276 | instance = info->instances; | |
1277 | if (!instance) | |
1278 | return False; | |
1279 | ||
1280 | for (val = val_out; val; val = val->next) | |
1281 | if (get_one_value (instance, val)) | |
1282 | result = True; | |
1283 | ||
1284 | return result; | |
1285 | } | |
1286 | ||
1287 | widget_value* | |
5f61736f RS |
1288 | lw_get_all_values (id) |
1289 | LWLIB_ID id; | |
07bf635f RS |
1290 | { |
1291 | widget_info* info = get_widget_info (id, False); | |
1292 | widget_value* val = info->val; | |
1293 | if (lw_get_some_values (id, val)) | |
1294 | return val; | |
1295 | else | |
1296 | return NULL; | |
1297 | } | |
1298 | ||
1299 | /* internal function used by the library dependent implementation to get the | |
1300 | widget_value for a given widget in an instance */ | |
1301 | widget_value* | |
5f61736f RS |
1302 | lw_get_widget_value_for_widget (instance, w) |
1303 | widget_instance* instance; | |
1304 | Widget w; | |
07bf635f RS |
1305 | { |
1306 | char* name = XtName (w); | |
1307 | widget_value* cur; | |
1308 | for (cur = instance->info->val; cur; cur = cur->next) | |
1309 | if (!strcmp (cur->name, name)) | |
1310 | return cur; | |
1311 | return NULL; | |
1312 | } | |
1313 | ||
1314 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1315 | |
1316 | /* To forbid recursive calls */ | |
1317 | static Boolean lwlib_updating; | |
1318 | ||
177c0ea7 | 1319 | /* This function can be used as a an XtCallback for the widgets that get |
07bf635f RS |
1320 | modified to update other instances of the widgets. Closure should be the |
1321 | widget_instance. */ | |
1322 | void | |
5f61736f RS |
1323 | lw_internal_update_other_instances (widget, closure, call_data) |
1324 | Widget widget; | |
1325 | XtPointer closure; | |
1326 | XtPointer call_data; | |
07bf635f | 1327 | { |
07bf635f RS |
1328 | widget_instance* instance = (widget_instance*)closure; |
1329 | char* name = XtName (widget); | |
1330 | widget_info* info; | |
1331 | widget_instance* cur; | |
1332 | widget_value* val; | |
1333 | ||
bd2c5b53 KH |
1334 | /* Avoid possibly infinite recursion. */ |
1335 | if (lwlib_updating) | |
07bf635f RS |
1336 | return; |
1337 | ||
1338 | /* protect against the widget being destroyed */ | |
1339 | if (XtWidgetBeingDestroyedP (widget)) | |
1340 | return; | |
1341 | ||
1342 | /* Return immediately if there are no other instances */ | |
1343 | info = instance->info; | |
1344 | if (!info->instances->next) | |
1345 | return; | |
1346 | ||
bd2c5b53 | 1347 | lwlib_updating = True; |
07bf635f RS |
1348 | |
1349 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1350 | ||
1351 | if (val && get_one_value (instance, val)) | |
1352 | for (cur = info->instances; cur; cur = cur->next) | |
1353 | if (cur != instance) | |
1354 | set_one_value (cur, val, True); | |
1355 | ||
bd2c5b53 | 1356 | lwlib_updating = False; |
07bf635f RS |
1357 | } |
1358 | ||
1359 | ||
1360 | \f/* get the id */ | |
1361 | ||
1362 | LWLIB_ID | |
5f61736f RS |
1363 | lw_get_widget_id (w) |
1364 | Widget w; | |
07bf635f RS |
1365 | { |
1366 | widget_instance* instance = get_widget_instance (w, False); | |
1367 | ||
1368 | return instance ? instance->info->id : 0; | |
1369 | } | |
1370 | ||
1371 | \f/* set the keyboard focus */ | |
1372 | void | |
5f61736f RS |
1373 | lw_set_keyboard_focus (parent, w) |
1374 | Widget parent; | |
1375 | Widget w; | |
07bf635f RS |
1376 | { |
1377 | #if defined (USE_MOTIF) | |
1378 | xm_set_keyboard_focus (parent, w); | |
1379 | #else | |
1380 | XtSetKeyboardFocus (parent, w); | |
1381 | #endif | |
1382 | } | |
1383 | ||
1384 | \f/* Show busy */ | |
1385 | static void | |
db0e17de DL |
1386 | #ifdef PROTOTYPES |
1387 | show_one_widget_busy (Widget w, Boolean flag) | |
1388 | #else | |
5f61736f RS |
1389 | show_one_widget_busy (w, flag) |
1390 | Widget w; | |
1391 | Boolean flag; | |
db0e17de | 1392 | #endif |
07bf635f RS |
1393 | { |
1394 | Pixel foreground = 0; | |
1395 | Pixel background = 1; | |
1396 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1397 | if (!widget_to_invert) | |
1398 | widget_to_invert = w; | |
177c0ea7 | 1399 | |
07bf635f RS |
1400 | XtVaGetValues (widget_to_invert, |
1401 | XtNforeground, &foreground, | |
1402 | XtNbackground, &background, | |
8dd095ee | 1403 | NULL); |
07bf635f RS |
1404 | XtVaSetValues (widget_to_invert, |
1405 | XtNforeground, background, | |
1406 | XtNbackground, foreground, | |
8dd095ee | 1407 | NULL); |
07bf635f RS |
1408 | } |
1409 | ||
1410 | void | |
db0e17de DL |
1411 | #ifdef PROTOTYPES |
1412 | lw_show_busy (Widget w, Boolean busy) | |
1413 | #else | |
5f61736f RS |
1414 | lw_show_busy (w, busy) |
1415 | Widget w; | |
1416 | Boolean busy; | |
db0e17de | 1417 | #endif |
07bf635f RS |
1418 | { |
1419 | widget_instance* instance = get_widget_instance (w, False); | |
1420 | widget_info* info; | |
1421 | widget_instance* next; | |
1422 | ||
1423 | if (instance) | |
1424 | { | |
1425 | info = instance->info; | |
1426 | if (info->busy != busy) | |
1427 | { | |
1428 | for (next = info->instances; next; next = next->next) | |
1429 | if (next->widget) | |
1430 | show_one_widget_busy (next->widget, busy); | |
1431 | info->busy = busy; | |
1432 | } | |
1433 | } | |
1434 | } | |
2af91681 PR |
1435 | |
1436 | /* This hack exists because Lucid/Athena need to execute the strange | |
1437 | function below to support geometry management. */ | |
1438 | void | |
db0e17de DL |
1439 | #ifdef PROTOTYPES |
1440 | lw_refigure_widget (Widget w, Boolean doit) | |
1441 | #else | |
2af91681 PR |
1442 | lw_refigure_widget (w, doit) |
1443 | Widget w; | |
1444 | Boolean doit; | |
db0e17de | 1445 | #endif |
2af91681 | 1446 | { |
177c0ea7 | 1447 | #if defined (USE_XAW) |
2af91681 PR |
1448 | XawPanedSetRefigureMode (w, doit); |
1449 | #endif | |
1450 | #if defined (USE_MOTIF) | |
1451 | if (doit) | |
2af91681 | 1452 | XtManageChild (w); |
a61155bc RS |
1453 | else |
1454 | XtUnmanageChild (w); | |
2af91681 PR |
1455 | #endif |
1456 | } | |
1457 | ||
1458 | /* Toolkit independent way of determining if an event window is in the | |
1459 | menubar. */ | |
1460 | Boolean | |
1461 | lw_window_is_in_menubar (win, menubar_widget) | |
1462 | Window win; | |
1463 | Widget menubar_widget; | |
1464 | { | |
1465 | return menubar_widget | |
1466 | #if defined (USE_LUCID) | |
1467 | && XtWindow (menubar_widget) == win; | |
1468 | #endif | |
1469 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1470 | && ((XtWindow (menubar_widget) == win) |
1471 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1472 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1473 | == menubar_widget))); | |
2af91681 PR |
1474 | #endif |
1475 | } | |
1476 | ||
1477 | /* Motif hack to set the main window areas. */ | |
1478 | void | |
1479 | lw_set_main_areas (parent, menubar, work_area) | |
1480 | Widget parent; | |
1481 | Widget menubar; | |
1482 | Widget work_area; | |
1483 | { | |
1484 | #if defined (USE_MOTIF) | |
6618806e | 1485 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1486 | #endif |
1487 | } | |
1488 | ||
1489 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1490 | is about to be modified. */ | |
1491 | void | |
db0e17de DL |
1492 | #ifdef PROTOTYPES |
1493 | lw_allow_resizing (Widget w, Boolean flag) | |
1494 | #else | |
2af91681 PR |
1495 | lw_allow_resizing (w, flag) |
1496 | Widget w; | |
1497 | Boolean flag; | |
db0e17de | 1498 | #endif |
2af91681 PR |
1499 | { |
1500 | #if defined (USE_MOTIF) | |
f78c5177 | 1501 | xm_manage_resizing (w, flag); |
2af91681 PR |
1502 | #endif |
1503 | } | |
da88f592 GM |
1504 | |
1505 | ||
1506 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1507 | set to an appropriate enumerator of type enum menu_separator. | |
1508 | MOTIF_P non-zero means map separator types not supported by Motif | |
1509 | to similar ones that are supported. */ | |
1510 | ||
1511 | int | |
1512 | lw_separator_p (label, type, motif_p) | |
1513 | char *label; | |
1514 | enum menu_separator *type; | |
1515 | int motif_p; | |
1516 | { | |
0f3360b0 | 1517 | int separator_p = 0; |
da88f592 GM |
1518 | |
1519 | if (strlen (label) >= 3 | |
1520 | && bcmp (label, "--:", 3) == 0) | |
1521 | { | |
1522 | static struct separator_table | |
1523 | { | |
1524 | char *name; | |
1525 | enum menu_separator type; | |
1526 | } | |
1527 | separator_names[] = | |
1528 | { | |
4a5301d8 PJ |
1529 | {"space", SEPARATOR_NO_LINE}, |
1530 | {"noLine", SEPARATOR_NO_LINE}, | |
1531 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1532 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1533 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1534 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1535 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1536 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1537 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1538 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1539 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1540 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1541 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1542 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1543 | {0,0} | |
da88f592 GM |
1544 | }; |
1545 | ||
1546 | int i; | |
1547 | ||
1548 | label += 3; | |
1549 | for (i = 0; separator_names[i].name; ++i) | |
1550 | if (strcmp (label, separator_names[i].name) == 0) | |
1551 | { | |
1552 | separator_p = 1; | |
1553 | *type = separator_names[i].type; | |
1554 | ||
2af98732 GM |
1555 | /* If separator type is not supported under Motif, |
1556 | use a similar one. */ | |
1557 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1558 | *type -= 4; | |
1559 | break; | |
1560 | } | |
1561 | } | |
1562 | else if (strlen (label) > 3 | |
46d74a69 GM |
1563 | && bcmp (label, "--", 2) == 0 |
1564 | && label[2] != '-') | |
2af98732 GM |
1565 | { |
1566 | /* Alternative, more Emacs-style names. */ | |
1567 | static struct separator_table | |
1568 | { | |
1569 | char *name; | |
1570 | enum menu_separator type; | |
1571 | } | |
1572 | separator_names[] = | |
1573 | { | |
4a5301d8 PJ |
1574 | {"space", SEPARATOR_NO_LINE}, |
1575 | {"no-line", SEPARATOR_NO_LINE}, | |
1576 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1577 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1578 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1579 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1580 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1581 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1582 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1583 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1584 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1585 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1586 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1587 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1588 | {0,0} | |
2af98732 GM |
1589 | }; |
1590 | ||
1591 | int i; | |
1592 | ||
1593 | label += 2; | |
1594 | for (i = 0; separator_names[i].name; ++i) | |
1595 | if (strcmp (label, separator_names[i].name) == 0) | |
1596 | { | |
1597 | separator_p = 1; | |
1598 | *type = separator_names[i].type; | |
1599 | ||
da88f592 GM |
1600 | /* If separator type is not supported under Motif, |
1601 | use a similar one. */ | |
1602 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1603 | *type -= 4; | |
1604 | break; | |
1605 | } | |
1606 | } | |
1607 | else | |
1608 | { | |
1609 | /* Old-style separator, maybe. It's a separator if it contains | |
1610 | only dashes. */ | |
1611 | while (*label == '-') | |
1612 | ++label; | |
1613 | separator_p = *label == 0; | |
1614 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1615 | } | |
1616 | ||
1617 | return separator_p; | |
1618 | } | |
1619 | ||
ab5796a9 MB |
1620 | /* arch-tag: 3d730f36-a441-4a71-9971-48ef3b5a4d9f |
1621 | (do not change this comment) */ |