Commit | Line | Data |
---|---|---|
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, | |
5df4f04c | 4 | 2005, 2006, 2007, 2008, 2009, 2010, 2011 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 | 22 | |
0f0912e6 PE |
23 | #ifdef HAVE_CONFIG_H |
24 | #include <config.h> | |
25 | #endif | |
26 | ||
d7306fe6 | 27 | #include <setjmp.h> |
a3bf8a8c RS |
28 | #include "../src/lisp.h" |
29 | ||
07bf635f | 30 | #include <sys/types.h> |
07bf635f | 31 | #include <stdio.h> |
5f61736f | 32 | #include <ctype.h> |
e7818b5a | 33 | #include "lwlib-int.h" |
07bf635f | 34 | #include "lwlib-utils.h" |
01492d1b | 35 | #include <X11/StringDefs.h> |
07bf635f | 36 | |
07bf635f RS |
37 | #if defined (USE_LUCID) |
38 | #include "lwlib-Xlw.h" | |
39 | #endif | |
40 | #if defined (USE_MOTIF) | |
41 | #include "lwlib-Xm.h" | |
ce5a08a1 FP |
42 | #else /* not USE_MOTIF */ |
43 | #if defined (USE_LUCID) | |
44 | #define USE_XAW | |
45 | #endif /* not USE_MOTIF && USE_LUCID */ | |
07bf635f | 46 | #endif |
9331cca8 | 47 | #if defined (USE_XAW) |
5262c5c7 CY |
48 | #ifdef HAVE_XAW3D |
49 | #include <X11/Xaw3d/Paned.h> | |
50 | #else /* !HAVE_XAW3D */ | |
cec17865 | 51 | #include <X11/Xaw/Paned.h> |
5262c5c7 | 52 | #endif /* HAVE_XAW3D */ |
9331cca8 FP |
53 | #include "lwlib-Xaw.h" |
54 | #endif | |
07bf635f | 55 | |
db0e17de DL |
56 | #if !defined (USE_LUCID) && !defined (USE_MOTIF) |
57 | #error At least one of USE_LUCID or USE_MOTIF must be defined. | |
07bf635f RS |
58 | #endif |
59 | ||
2af91681 PR |
60 | #ifndef max |
61 | #define max(x, y) ((x) > (y) ? (x) : (y)) | |
62 | #endif | |
63 | ||
07bf635f RS |
64 | /* List of all widgets managed by the library. */ |
65 | static widget_info* | |
66 | all_widget_info = NULL; | |
67 | ||
99dcca2f KH |
68 | #ifdef USE_MOTIF |
69 | char *lwlib_toolkit_type = "motif"; | |
70 | #else | |
71 | char *lwlib_toolkit_type = "lucid"; | |
72 | #endif | |
07bf635f | 73 | |
a17063b5 GM |
74 | static widget_value *merge_widget_value P_ ((widget_value *, |
75 | widget_value *, | |
76 | int, int *)); | |
77 | static void instantiate_widget_instance P_ ((widget_instance *)); | |
78 | static int my_strcasecmp P_ ((char *, char *)); | |
79 | static void safe_free_str P_ ((char *)); | |
80 | static void free_widget_value_tree P_ ((widget_value *)); | |
81 | static widget_value *copy_widget_value_tree P_ ((widget_value *, | |
82 | change_type)); | |
83 | static widget_info *allocate_widget_info P_ ((char *, char *, LWLIB_ID, | |
84 | widget_value *, | |
85 | lw_callback, lw_callback, | |
86 | lw_callback, lw_callback)); | |
87 | static void free_widget_info P_ ((widget_info *)); | |
88 | static void mark_widget_destroyed P_ ((Widget, XtPointer, XtPointer)); | |
89 | static widget_instance *allocate_widget_instance P_ ((widget_info *, | |
90 | Widget, Boolean)); | |
91 | static void free_widget_instance P_ ((widget_instance *)); | |
92 | static widget_info *get_widget_info P_ ((LWLIB_ID, Boolean)); | |
93 | static widget_instance *get_widget_instance P_ ((Widget, Boolean)); | |
94 | static widget_instance *find_instance P_ ((LWLIB_ID, Widget, Boolean)); | |
95 | static Boolean safe_strcmp P_ ((char *, char *)); | |
96 | static Widget name_to_widget P_ ((widget_instance *, char *)); | |
97 | static void set_one_value P_ ((widget_instance *, widget_value *, Boolean)); | |
98 | static void update_one_widget_instance P_ ((widget_instance *, Boolean)); | |
99 | static void update_all_widget_values P_ ((widget_info *, Boolean)); | |
100 | static void initialize_widget_instance P_ ((widget_instance *)); | |
101 | static widget_creation_function find_in_table P_ ((char *, widget_creation_entry *)); | |
102 | static Boolean dialog_spec_p P_ ((char *)); | |
a17063b5 GM |
103 | static void destroy_one_instance P_ ((widget_instance *)); |
104 | static void lw_pop_all_widgets P_ ((LWLIB_ID, Boolean)); | |
105 | static Boolean get_one_value P_ ((widget_instance *, widget_value *)); | |
106 | static void show_one_widget_busy P_ ((Widget, Boolean)); | |
177c0ea7 | 107 | |
cec17865 | 108 | void |
f60044f5 RS |
109 | lwlib_memset (address, value, length) |
110 | char *address; | |
111 | int value; | |
db0e17de | 112 | size_t length; |
f60044f5 RS |
113 | { |
114 | int i; | |
115 | ||
116 | for (i = 0; i < length; i++) | |
117 | address[i] = value; | |
118 | } | |
119 | ||
cec17865 | 120 | void |
f60044f5 RS |
121 | lwlib_bcopy (from, to, length) |
122 | char *from; | |
123 | char *to; | |
124 | int length; | |
125 | { | |
126 | int i; | |
127 | ||
128 | for (i = 0; i < length; i++) | |
129 | to[i] = from[i]; | |
130 | } | |
07bf635f | 131 | \f/* utility functions for widget_instance and widget_info */ |
bb2ee72b | 132 | char * |
5f61736f | 133 | safe_strdup (s) |
fdc4d3cd | 134 | const char *s; |
07bf635f RS |
135 | { |
136 | char *result; | |
137 | if (! s) return 0; | |
138 | result = (char *) malloc (strlen (s) + 1); | |
139 | if (! result) | |
140 | return 0; | |
141 | strcpy (result, s); | |
142 | return result; | |
143 | } | |
144 | ||
5f61736f RS |
145 | /* Like strcmp but ignore differences in case. */ |
146 | ||
147 | static int | |
ed9c1473 | 148 | my_strcasecmp (s1, s2) |
5f61736f RS |
149 | char *s1, *s2; |
150 | { | |
151 | while (1) | |
152 | { | |
153 | int c1 = *s1++; | |
154 | int c2 = *s2++; | |
155 | if (isupper (c1)) | |
156 | c1 = tolower (c1); | |
157 | if (isupper (c2)) | |
158 | c2 = tolower (c2); | |
159 | if (c1 != c2) | |
160 | return (c1 > c2 ? 1 : -1); | |
161 | if (c1 == 0) | |
162 | return 0; | |
163 | } | |
164 | } | |
165 | ||
07bf635f | 166 | static void |
5f61736f RS |
167 | safe_free_str (s) |
168 | char *s; | |
07bf635f | 169 | { |
c2cd06e6 | 170 | free (s); |
07bf635f RS |
171 | } |
172 | ||
173 | static widget_value *widget_value_free_list = 0; | |
0b96f00b | 174 | static int malloc_cpt = 0; |
07bf635f RS |
175 | |
176 | widget_value * | |
177 | malloc_widget_value () | |
178 | { | |
179 | widget_value *wv; | |
180 | if (widget_value_free_list) | |
181 | { | |
182 | wv = widget_value_free_list; | |
183 | widget_value_free_list = wv->free_list; | |
184 | wv->free_list = 0; | |
185 | } | |
186 | else | |
187 | { | |
188 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
0b96f00b | 189 | malloc_cpt++; |
07bf635f | 190 | } |
db0e17de | 191 | lwlib_memset ((void*) wv, 0, sizeof (widget_value)); |
07bf635f RS |
192 | return wv; |
193 | } | |
194 | ||
7ef3956a | 195 | /* this is analogous to free(). It frees only what was allocated |
177c0ea7 | 196 | by malloc_widget_value(), and no substructures. |
07bf635f RS |
197 | */ |
198 | void | |
199 | free_widget_value (wv) | |
200 | widget_value *wv; | |
201 | { | |
202 | if (wv->free_list) | |
203 | abort (); | |
0b96f00b | 204 | |
d2a5919f | 205 | if (malloc_cpt > 25) |
0b96f00b FP |
206 | { |
207 | /* When the number of already allocated cells is too big, | |
208 | We free it. */ | |
0b96f00b | 209 | free (wv); |
d2a5919f | 210 | malloc_cpt--; |
0b96f00b FP |
211 | } |
212 | else | |
213 | { | |
214 | wv->free_list = widget_value_free_list; | |
215 | widget_value_free_list = wv; | |
216 | } | |
07bf635f RS |
217 | } |
218 | ||
219 | static void | |
5f61736f RS |
220 | free_widget_value_tree (wv) |
221 | widget_value *wv; | |
07bf635f RS |
222 | { |
223 | if (!wv) | |
224 | return; | |
225 | ||
c2cd06e6 JM |
226 | free (wv->name); |
227 | free (wv->value); | |
228 | free (wv->key); | |
07bf635f | 229 | |
a3bf8a8c | 230 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
231 | |
232 | if (wv->toolkit_data && wv->free_toolkit_data) | |
233 | { | |
53e28d2a | 234 | XtFree (wv->toolkit_data); |
07bf635f RS |
235 | wv->toolkit_data = (void *) 0xDEADBEEF; |
236 | } | |
237 | ||
238 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
239 | { | |
240 | free_widget_value_tree (wv->contents); | |
241 | wv->contents = (widget_value *) 0xDEADBEEF; | |
242 | } | |
243 | if (wv->next) | |
244 | { | |
245 | free_widget_value_tree (wv->next); | |
246 | wv->next = (widget_value *) 0xDEADBEEF; | |
247 | } | |
248 | free_widget_value (wv); | |
249 | } | |
250 | ||
251 | static widget_value * | |
5f61736f RS |
252 | copy_widget_value_tree (val, change) |
253 | widget_value* val; | |
254 | change_type change; | |
07bf635f RS |
255 | { |
256 | widget_value* copy; | |
177c0ea7 | 257 | |
07bf635f RS |
258 | if (!val) |
259 | return NULL; | |
260 | if (val == (widget_value *) 1) | |
261 | return val; | |
262 | ||
263 | copy = malloc_widget_value (); | |
264 | copy->name = safe_strdup (val->name); | |
265 | copy->value = safe_strdup (val->value); | |
266 | copy->key = safe_strdup (val->key); | |
a3bf8a8c | 267 | copy->help = val->help; |
07bf635f | 268 | copy->enabled = val->enabled; |
da88f592 | 269 | copy->button_type = val->button_type; |
07bf635f RS |
270 | copy->selected = val->selected; |
271 | copy->edited = False; | |
272 | copy->change = change; | |
0c12a958 | 273 | copy->this_one_change = change; |
07bf635f RS |
274 | copy->contents = copy_widget_value_tree (val->contents, change); |
275 | copy->call_data = val->call_data; | |
276 | copy->next = copy_widget_value_tree (val->next, change); | |
277 | copy->toolkit_data = NULL; | |
278 | copy->free_toolkit_data = False; | |
279 | return copy; | |
280 | } | |
281 | ||
282 | static widget_info * | |
02512b20 GM |
283 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
284 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
285 | char* type; |
286 | char* name; | |
287 | LWLIB_ID id; | |
288 | widget_value* val; | |
289 | lw_callback pre_activate_cb; | |
290 | lw_callback selection_cb; | |
291 | lw_callback post_activate_cb; | |
02512b20 | 292 | lw_callback highlight_cb; |
07bf635f RS |
293 | { |
294 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
295 | info->type = safe_strdup (type); | |
296 | info->name = safe_strdup (name); | |
297 | info->id = id; | |
298 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
299 | info->busy = False; | |
300 | info->pre_activate_cb = pre_activate_cb; | |
301 | info->selection_cb = selection_cb; | |
302 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 303 | info->highlight_cb = highlight_cb; |
07bf635f RS |
304 | info->instances = NULL; |
305 | ||
306 | info->next = all_widget_info; | |
307 | all_widget_info = info; | |
308 | ||
309 | return info; | |
310 | } | |
311 | ||
312 | static void | |
5f61736f RS |
313 | free_widget_info (info) |
314 | widget_info* info; | |
07bf635f RS |
315 | { |
316 | safe_free_str (info->type); | |
317 | safe_free_str (info->name); | |
318 | free_widget_value_tree (info->val); | |
f60044f5 | 319 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
320 | free (info); |
321 | } | |
322 | ||
323 | static void | |
5f61736f RS |
324 | mark_widget_destroyed (widget, closure, call_data) |
325 | Widget widget; | |
326 | XtPointer closure; | |
327 | XtPointer call_data; | |
07bf635f RS |
328 | { |
329 | widget_instance* instance = (widget_instance*)closure; | |
330 | ||
331 | /* be very conservative */ | |
332 | if (instance->widget == widget) | |
333 | instance->widget = NULL; | |
334 | } | |
335 | ||
db0e17de DL |
336 | /* The messy #ifdef PROTOTYPES here and elsewhere are prompted by a |
337 | flood of warnings about argument promotion from proprietary ISO C | |
338 | compilers. (etags still only makes one entry for each function.) */ | |
07bf635f | 339 | static widget_instance * |
db0e17de DL |
340 | #ifdef PROTOTYPES |
341 | allocate_widget_instance (widget_info* info, Widget parent, Boolean pop_up_p) | |
342 | #else | |
5f61736f RS |
343 | allocate_widget_instance (info, parent, pop_up_p) |
344 | widget_info* info; | |
345 | Widget parent; | |
346 | Boolean pop_up_p; | |
db0e17de | 347 | #endif |
07bf635f RS |
348 | { |
349 | widget_instance* instance = | |
350 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 351 | bzero (instance, sizeof *instance); |
07bf635f RS |
352 | instance->parent = parent; |
353 | instance->pop_up_p = pop_up_p; | |
354 | instance->info = info; | |
355 | instance->next = info->instances; | |
356 | info->instances = instance; | |
357 | ||
7ef3956a | 358 | instantiate_widget_instance (instance); |
07bf635f RS |
359 | |
360 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
361 | mark_widget_destroyed, (XtPointer)instance); | |
362 | return instance; | |
363 | } | |
364 | ||
365 | static void | |
5f61736f RS |
366 | free_widget_instance (instance) |
367 | widget_instance* instance; | |
07bf635f | 368 | { |
f60044f5 | 369 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
370 | free (instance); |
371 | } | |
372 | ||
373 | static widget_info * | |
db0e17de DL |
374 | #ifdef PROTOTYPES |
375 | get_widget_info (LWLIB_ID id, Boolean remove_p) | |
376 | #else | |
5f61736f RS |
377 | get_widget_info (id, remove_p) |
378 | LWLIB_ID id; | |
379 | Boolean remove_p; | |
db0e17de | 380 | #endif |
07bf635f RS |
381 | { |
382 | widget_info* info; | |
383 | widget_info* prev; | |
384 | for (prev = NULL, info = all_widget_info; | |
385 | info; | |
386 | prev = info, info = info->next) | |
387 | if (info->id == id) | |
388 | { | |
389 | if (remove_p) | |
390 | { | |
391 | if (prev) | |
392 | prev->next = info->next; | |
393 | else | |
394 | all_widget_info = info->next; | |
395 | } | |
396 | return info; | |
397 | } | |
398 | return NULL; | |
399 | } | |
400 | ||
9331cca8 FP |
401 | /* Internal function used by the library dependent implementation to get the |
402 | widget_value for a given widget in an instance */ | |
403 | widget_info * | |
e14e13a4 FP |
404 | lw_get_widget_info (id) |
405 | LWLIB_ID id; | |
9331cca8 FP |
406 | { |
407 | return get_widget_info (id, 0); | |
408 | } | |
409 | ||
07bf635f | 410 | static widget_instance * |
db0e17de DL |
411 | #ifdef PROTOTYPES |
412 | get_widget_instance (Widget widget, Boolean remove_p) | |
413 | #else | |
5f61736f RS |
414 | get_widget_instance (widget, remove_p) |
415 | Widget widget; | |
416 | Boolean remove_p; | |
db0e17de | 417 | #endif |
07bf635f RS |
418 | { |
419 | widget_info* info; | |
420 | widget_instance* instance; | |
421 | widget_instance* prev; | |
422 | for (info = all_widget_info; info; info = info->next) | |
423 | for (prev = NULL, instance = info->instances; | |
424 | instance; | |
425 | prev = instance, instance = instance->next) | |
426 | if (instance->widget == widget) | |
427 | { | |
428 | if (remove_p) | |
429 | { | |
430 | if (prev) | |
431 | prev->next = instance->next; | |
432 | else | |
433 | info->instances = instance->next; | |
434 | } | |
435 | return instance; | |
436 | } | |
437 | return (widget_instance *) 0; | |
438 | } | |
439 | ||
02512b20 GM |
440 | /* Value is a pointer to the widget_instance corresponding to |
441 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
442 | ||
443 | widget_instance * | |
444 | lw_get_widget_instance (widget) | |
445 | Widget widget; | |
446 | { | |
447 | return get_widget_instance (widget, False); | |
448 | } | |
449 | ||
07bf635f | 450 | static widget_instance* |
db0e17de DL |
451 | #ifdef PROTOTYPES |
452 | find_instance (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
453 | #else | |
5f61736f RS |
454 | find_instance (id, parent, pop_up_p) |
455 | LWLIB_ID id; | |
456 | Widget parent; | |
457 | Boolean pop_up_p; | |
db0e17de | 458 | #endif |
07bf635f RS |
459 | { |
460 | widget_info* info = get_widget_info (id, False); | |
461 | widget_instance* instance; | |
462 | ||
463 | if (info) | |
464 | for (instance = info->instances; instance; instance = instance->next) | |
465 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
466 | return instance; | |
467 | ||
468 | return NULL; | |
469 | } | |
470 | ||
471 | \f | |
472 | /* utility function for widget_value */ | |
473 | static Boolean | |
5f61736f RS |
474 | safe_strcmp (s1, s2) |
475 | char* s1; | |
476 | char* s2; | |
07bf635f RS |
477 | { |
478 | if (!!s1 ^ !!s2) return True; | |
479 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
480 | } | |
481 | ||
07bf635f RS |
482 | |
483 | #if 0 | |
484 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
485 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
486 | name, \ | |
487 | (oc == NO_CHANGE ? "none" : \ | |
488 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
489 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
490 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
491 | oc, \ | |
492 | (nc == NO_CHANGE ? "none" : \ | |
493 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
494 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
495 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
496 | nc, desc, a1, a2) | |
497 | #else | |
498 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
499 | #endif | |
500 | ||
501 | ||
502 | static widget_value * | |
a17063b5 | 503 | merge_widget_value (val1, val2, level, change_p) |
5f61736f RS |
504 | widget_value* val1; |
505 | widget_value* val2; | |
506 | int level; | |
a17063b5 | 507 | int *change_p; |
07bf635f | 508 | { |
0c12a958 | 509 | change_type change, this_one_change; |
07bf635f RS |
510 | widget_value* merged_next; |
511 | widget_value* merged_contents; | |
512 | ||
513 | if (!val1) | |
514 | { | |
515 | if (val2) | |
a17063b5 GM |
516 | { |
517 | *change_p = 1; | |
518 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
519 | } | |
07bf635f RS |
520 | else |
521 | return NULL; | |
522 | } | |
523 | if (!val2) | |
524 | { | |
a17063b5 | 525 | *change_p = 1; |
07bf635f RS |
526 | free_widget_value_tree (val1); |
527 | return NULL; | |
528 | } | |
177c0ea7 | 529 | |
07bf635f RS |
530 | change = NO_CHANGE; |
531 | ||
532 | if (safe_strcmp (val1->name, val2->name)) | |
533 | { | |
534 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
535 | val1->name, val2->name); | |
536 | change = max (change, STRUCTURAL_CHANGE); | |
537 | safe_free_str (val1->name); | |
538 | val1->name = safe_strdup (val2->name); | |
539 | } | |
540 | if (safe_strcmp (val1->value, val2->value)) | |
541 | { | |
542 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
543 | val1->value, val2->value); | |
544 | change = max (change, VISIBLE_CHANGE); | |
545 | safe_free_str (val1->value); | |
546 | val1->value = safe_strdup (val2->value); | |
547 | } | |
548 | if (safe_strcmp (val1->key, val2->key)) | |
549 | { | |
550 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
551 | val1->key, val2->key); | |
552 | change = max (change, VISIBLE_CHANGE); | |
553 | safe_free_str (val1->key); | |
554 | val1->key = safe_strdup (val2->key); | |
555 | } | |
a3bf8a8c | 556 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
557 | { |
558 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
559 | val1->help, val2->help); | |
560 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 561 | val1->help = val2->help; |
02512b20 | 562 | } |
07bf635f RS |
563 | if (val1->enabled != val2->enabled) |
564 | { | |
565 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
566 | val1->enabled, val2->enabled); | |
567 | change = max (change, VISIBLE_CHANGE); | |
568 | val1->enabled = val2->enabled; | |
569 | } | |
da88f592 GM |
570 | if (val1->button_type != val2->button_type) |
571 | { | |
572 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
573 | val1->button_type, val2->button_type); | |
574 | change = max (change, VISIBLE_CHANGE); | |
575 | val1->button_type = val2->button_type; | |
576 | } | |
07bf635f RS |
577 | if (val1->selected != val2->selected) |
578 | { | |
579 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
580 | val1->selected, val2->selected); | |
581 | change = max (change, VISIBLE_CHANGE); | |
582 | val1->selected = val2->selected; | |
583 | } | |
584 | if (val1->call_data != val2->call_data) | |
585 | { | |
586 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
587 | val1->call_data, val2->call_data); | |
588 | change = max (change, INVISIBLE_CHANGE); | |
589 | val1->call_data = val2->call_data; | |
590 | } | |
591 | ||
592 | if (level > 0) | |
593 | { | |
594 | merged_contents = | |
a17063b5 GM |
595 | merge_widget_value (val1->contents, val2->contents, level - 1, |
596 | change_p); | |
177c0ea7 | 597 | |
07bf635f RS |
598 | if (val1->contents && !merged_contents) |
599 | { | |
7ef3956a RS |
600 | /* This used to say INVISIBLE_CHANGE, |
601 | but it is visible and vitally important when | |
602 | the contents of the menu bar itself are entirely deleted. | |
603 | ||
604 | But maybe it doesn't matter. This fails to fix the bug. */ | |
605 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 606 | 0, 0); |
7ef3956a | 607 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
608 | } |
609 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
610 | { | |
611 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
612 | 0, 0); | |
613 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 614 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
615 | #ifdef USE_MOTIF |
616 | change = max (merged_contents->change, change); | |
61069f2b | 617 | #endif |
2fe6d204 | 618 | #endif |
07bf635f | 619 | } |
177c0ea7 | 620 | |
07bf635f RS |
621 | val1->contents = merged_contents; |
622 | } | |
623 | ||
0c12a958 RS |
624 | this_one_change = change; |
625 | ||
a17063b5 | 626 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
627 | |
628 | if (val1->next && !merged_next) | |
629 | { | |
630 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
631 | 0, 0); | |
632 | change = max (change, STRUCTURAL_CHANGE); | |
633 | } | |
634 | else if (merged_next) | |
635 | { | |
636 | if (merged_next->change) | |
637 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
638 | 0, 0); | |
639 | change = max (change, merged_next->change); | |
640 | } | |
641 | ||
642 | val1->next = merged_next; | |
643 | ||
0c12a958 | 644 | val1->this_one_change = this_one_change; |
07bf635f | 645 | val1->change = change; |
177c0ea7 | 646 | |
07bf635f RS |
647 | if (change > NO_CHANGE && val1->toolkit_data) |
648 | { | |
a17063b5 | 649 | *change_p = 1; |
07bf635f | 650 | if (val1->free_toolkit_data) |
53e28d2a | 651 | XtFree (val1->toolkit_data); |
07bf635f RS |
652 | val1->toolkit_data = NULL; |
653 | } | |
654 | ||
655 | return val1; | |
656 | } | |
657 | ||
658 | \f | |
659 | /* modifying the widgets */ | |
660 | static Widget | |
5f61736f RS |
661 | name_to_widget (instance, name) |
662 | widget_instance* instance; | |
663 | char* name; | |
07bf635f RS |
664 | { |
665 | Widget widget = NULL; | |
666 | ||
667 | if (!instance->widget) | |
668 | return NULL; | |
669 | ||
670 | if (!strcmp (XtName (instance->widget), name)) | |
671 | widget = instance->widget; | |
672 | else | |
673 | { | |
674 | int length = strlen (name) + 2; | |
f60044f5 | 675 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
676 | real_name [0] = '*'; |
677 | strcpy (real_name + 1, name); | |
177c0ea7 | 678 | |
07bf635f | 679 | widget = XtNameToWidget (instance->widget, real_name); |
f60044f5 RS |
680 | |
681 | free (real_name); | |
07bf635f RS |
682 | } |
683 | return widget; | |
684 | } | |
685 | ||
686 | static void | |
db0e17de DL |
687 | #ifdef PROTOTYPES |
688 | set_one_value (widget_instance* instance, widget_value* val, Boolean deep_p) | |
689 | #else | |
5f61736f RS |
690 | set_one_value (instance, val, deep_p) |
691 | widget_instance* instance; | |
692 | widget_value* val; | |
693 | Boolean deep_p; | |
db0e17de | 694 | #endif |
07bf635f RS |
695 | { |
696 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 697 | |
07bf635f RS |
698 | if (widget) |
699 | { | |
700 | #if defined (USE_LUCID) | |
701 | if (lw_lucid_widget_p (instance->widget)) | |
702 | xlw_update_one_widget (instance, widget, val, deep_p); | |
703 | #endif | |
704 | #if defined (USE_MOTIF) | |
705 | if (lw_motif_widget_p (instance->widget)) | |
706 | xm_update_one_widget (instance, widget, val, deep_p); | |
707 | #endif | |
9331cca8 FP |
708 | #if defined (USE_XAW) |
709 | if (lw_xaw_widget_p (instance->widget)) | |
710 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
711 | #endif |
712 | } | |
713 | } | |
714 | ||
715 | static void | |
db0e17de DL |
716 | #ifdef PROTOTYPES |
717 | update_one_widget_instance (widget_instance* instance, Boolean deep_p) | |
718 | #else | |
5f61736f RS |
719 | update_one_widget_instance (instance, deep_p) |
720 | widget_instance* instance; | |
721 | Boolean deep_p; | |
db0e17de | 722 | #endif |
07bf635f RS |
723 | { |
724 | widget_value *val; | |
725 | ||
726 | if (!instance->widget) | |
727 | /* the widget was destroyed */ | |
728 | return; | |
729 | ||
730 | for (val = instance->info->val; val; val = val->next) | |
731 | if (val->change != NO_CHANGE) | |
732 | set_one_value (instance, val, deep_p); | |
733 | } | |
734 | ||
735 | static void | |
db0e17de DL |
736 | #ifdef PROTOTYPES |
737 | update_all_widget_values (widget_info* info, Boolean deep_p) | |
738 | #else | |
5f61736f RS |
739 | update_all_widget_values (info, deep_p) |
740 | widget_info* info; | |
741 | Boolean deep_p; | |
db0e17de | 742 | #endif |
07bf635f RS |
743 | { |
744 | widget_instance* instance; | |
745 | widget_value* val; | |
746 | ||
747 | for (instance = info->instances; instance; instance = instance->next) | |
748 | update_one_widget_instance (instance, deep_p); | |
749 | ||
750 | for (val = info->val; val; val = val->next) | |
751 | val->change = NO_CHANGE; | |
752 | } | |
753 | ||
a17063b5 | 754 | int |
db0e17de DL |
755 | #ifdef PROTOTYPES |
756 | lw_modify_all_widgets (LWLIB_ID id, widget_value* val, Boolean deep_p) | |
757 | #else | |
5f61736f RS |
758 | lw_modify_all_widgets (id, val, deep_p) |
759 | LWLIB_ID id; | |
760 | widget_value* val; | |
761 | Boolean deep_p; | |
db0e17de | 762 | #endif |
07bf635f RS |
763 | { |
764 | widget_info* info = get_widget_info (id, False); | |
765 | widget_value* new_val; | |
766 | widget_value* next_new_val; | |
767 | widget_value* cur; | |
768 | widget_value* prev; | |
769 | widget_value* next; | |
770 | int found; | |
a17063b5 | 771 | int change_p = 0; |
07bf635f RS |
772 | |
773 | if (!info) | |
fdc4d3cd | 774 | return 0; |
07bf635f RS |
775 | |
776 | for (new_val = val; new_val; new_val = new_val->next) | |
777 | { | |
778 | next_new_val = new_val->next; | |
779 | new_val->next = NULL; | |
780 | found = False; | |
781 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
782 | if (!strcmp (cur->name, new_val->name)) | |
783 | { | |
784 | found = True; | |
785 | next = cur->next; | |
786 | cur->next = NULL; | |
a17063b5 GM |
787 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
788 | &change_p); | |
07bf635f RS |
789 | if (prev) |
790 | prev->next = cur ? cur : next; | |
791 | else | |
792 | info->val = cur ? cur : next; | |
793 | if (cur) | |
794 | cur->next = next; | |
795 | break; | |
796 | } | |
797 | if (!found) | |
798 | { | |
799 | /* Could not find it, add it */ | |
800 | if (prev) | |
801 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
802 | else | |
803 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 804 | change_p = 1; |
07bf635f RS |
805 | } |
806 | new_val->next = next_new_val; | |
807 | } | |
808 | ||
809 | update_all_widget_values (info, deep_p); | |
a17063b5 | 810 | return change_p; |
07bf635f RS |
811 | } |
812 | ||
813 | \f | |
814 | /* creating the widgets */ | |
815 | ||
816 | static void | |
5f61736f RS |
817 | initialize_widget_instance (instance) |
818 | widget_instance* instance; | |
07bf635f RS |
819 | { |
820 | widget_value* val; | |
821 | ||
822 | for (val = instance->info->val; val; val = val->next) | |
823 | val->change = STRUCTURAL_CHANGE; | |
824 | ||
825 | update_one_widget_instance (instance, True); | |
826 | ||
827 | for (val = instance->info->val; val; val = val->next) | |
828 | val->change = NO_CHANGE; | |
829 | } | |
830 | ||
831 | ||
832 | static widget_creation_function | |
5f61736f RS |
833 | find_in_table (type, table) |
834 | char* type; | |
835 | widget_creation_entry* table; | |
07bf635f RS |
836 | { |
837 | widget_creation_entry* cur; | |
838 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 839 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
840 | return cur->function; |
841 | return NULL; | |
842 | } | |
843 | ||
844 | static Boolean | |
5f61736f RS |
845 | dialog_spec_p (name) |
846 | char* name; | |
07bf635f | 847 | { |
177c0ea7 | 848 | /* return True if name matches [EILPQeilpq][1-9][Bb] or |
07bf635f RS |
849 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ |
850 | if (!name) | |
851 | return False; | |
177c0ea7 | 852 | |
07bf635f RS |
853 | switch (name [0]) |
854 | { | |
855 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
856 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
857 | if (name [1] >= '0' && name [1] <= '9') | |
858 | { | |
859 | if (name [2] != 'B' && name [2] != 'b') | |
860 | return False; | |
861 | if (!name [3]) | |
862 | return True; | |
863 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
864 | return True; | |
865 | if ((name [3] == 'R' || name [3] == 'r') | |
866 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
867 | return True; | |
868 | return False; | |
869 | } | |
870 | else | |
871 | return False; | |
177c0ea7 | 872 | |
07bf635f RS |
873 | default: |
874 | return False; | |
875 | } | |
876 | } | |
877 | ||
878 | static void | |
7ef3956a | 879 | instantiate_widget_instance (instance) |
5f61736f | 880 | widget_instance* instance; |
07bf635f RS |
881 | { |
882 | widget_creation_function function = NULL; | |
883 | ||
884 | #if defined (USE_LUCID) | |
885 | if (!function) | |
886 | function = find_in_table (instance->info->type, xlw_creation_table); | |
887 | #endif | |
888 | #if defined(USE_MOTIF) | |
889 | if (!function) | |
890 | function = find_in_table (instance->info->type, xm_creation_table); | |
891 | #endif | |
9331cca8 FP |
892 | #if defined (USE_XAW) |
893 | if (!function) | |
894 | function = find_in_table (instance->info->type, xaw_creation_table); | |
895 | #endif | |
07bf635f RS |
896 | |
897 | if (!function) | |
898 | { | |
899 | if (dialog_spec_p (instance->info->type)) | |
900 | { | |
901 | #if defined (USE_LUCID) | |
902 | /* not yet */ | |
903 | #endif | |
904 | #if defined(USE_MOTIF) | |
905 | if (!function) | |
906 | function = xm_create_dialog; | |
907 | #endif | |
9331cca8 FP |
908 | #if defined (USE_XAW) |
909 | if (!function) | |
910 | function = xaw_create_dialog; | |
07bf635f RS |
911 | #endif |
912 | } | |
913 | } | |
177c0ea7 | 914 | |
07bf635f RS |
915 | if (!function) |
916 | { | |
917 | printf ("No creation function for widget type %s\n", | |
918 | instance->info->type); | |
919 | abort (); | |
920 | } | |
921 | ||
922 | instance->widget = (*function) (instance); | |
923 | ||
924 | if (!instance->widget) | |
925 | abort (); | |
926 | ||
927 | /* XtRealizeWidget (instance->widget);*/ | |
928 | } | |
929 | ||
177c0ea7 | 930 | void |
02512b20 GM |
931 | lw_register_widget (type, name, id, val, pre_activate_cb, |
932 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
933 | char* type; |
934 | char* name; | |
935 | LWLIB_ID id; | |
936 | widget_value* val; | |
937 | lw_callback pre_activate_cb; | |
938 | lw_callback selection_cb; | |
939 | lw_callback post_activate_cb; | |
02512b20 | 940 | lw_callback highlight_cb; |
07bf635f RS |
941 | { |
942 | if (!get_widget_info (id, False)) | |
943 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 944 | post_activate_cb, highlight_cb); |
07bf635f RS |
945 | } |
946 | ||
947 | Widget | |
db0e17de DL |
948 | #ifdef PROTOTYPES |
949 | lw_get_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
950 | #else | |
5f61736f RS |
951 | lw_get_widget (id, parent, pop_up_p) |
952 | LWLIB_ID id; | |
953 | Widget parent; | |
954 | Boolean pop_up_p; | |
db0e17de | 955 | #endif |
07bf635f RS |
956 | { |
957 | widget_instance* instance; | |
177c0ea7 | 958 | |
07bf635f RS |
959 | instance = find_instance (id, parent, pop_up_p); |
960 | return instance ? instance->widget : NULL; | |
961 | } | |
962 | ||
963 | Widget | |
db0e17de DL |
964 | #ifdef PROTOTYPES |
965 | lw_make_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
966 | #else | |
5f61736f RS |
967 | lw_make_widget (id, parent, pop_up_p) |
968 | LWLIB_ID id; | |
969 | Widget parent; | |
970 | Boolean pop_up_p; | |
db0e17de | 971 | #endif |
07bf635f RS |
972 | { |
973 | widget_instance* instance; | |
974 | widget_info* info; | |
177c0ea7 | 975 | |
07bf635f RS |
976 | instance = find_instance (id, parent, pop_up_p); |
977 | if (!instance) | |
978 | { | |
979 | info = get_widget_info (id, False); | |
980 | if (!info) | |
981 | return NULL; | |
982 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
983 | initialize_widget_instance (instance); | |
984 | } | |
985 | if (!instance->widget) | |
986 | abort (); | |
987 | return instance->widget; | |
988 | } | |
989 | ||
990 | Widget | |
db0e17de DL |
991 | #ifdef PROTOTYPES |
992 | lw_create_widget (char* type, char* name, LWLIB_ID id, widget_value* val, | |
993 | Widget parent, Boolean pop_up_p, | |
994 | lw_callback pre_activate_cb, lw_callback selection_cb, | |
995 | lw_callback post_activate_cb, lw_callback highlight_cb) | |
996 | #else | |
02512b20 GM |
997 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
998 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
999 | char* type; |
1000 | char* name; | |
1001 | LWLIB_ID id; | |
1002 | widget_value* val; | |
1003 | Widget parent; | |
1004 | Boolean pop_up_p; | |
1005 | lw_callback pre_activate_cb; | |
1006 | lw_callback selection_cb; | |
1007 | lw_callback post_activate_cb; | |
02512b20 | 1008 | lw_callback highlight_cb; |
db0e17de | 1009 | #endif |
07bf635f RS |
1010 | { |
1011 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 1012 | post_activate_cb, highlight_cb); |
07bf635f RS |
1013 | return lw_make_widget (id, parent, pop_up_p); |
1014 | } | |
177c0ea7 | 1015 | |
07bf635f RS |
1016 | \f |
1017 | /* destroying the widgets */ | |
1018 | static void | |
5f61736f RS |
1019 | destroy_one_instance (instance) |
1020 | widget_instance* instance; | |
07bf635f RS |
1021 | { |
1022 | /* Remove the destroy callback on the widget; that callback will try to | |
1023 | dereference the instance object (to set its widget slot to 0, since the | |
1024 | widget is dead.) Since the instance is now dead, we don't have to worry | |
1025 | about the fact that its widget is dead too. | |
1026 | ||
1027 | This happens in the Phase2Destroy of the widget, so this callback would | |
1028 | not have been run until arbitrarily long after the instance was freed. | |
1029 | */ | |
1030 | if (instance->widget) | |
1031 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1032 | mark_widget_destroyed, (XtPointer)instance); | |
1033 | ||
1034 | if (instance->widget) | |
1035 | { | |
1036 | /* The else are pretty tricky here, including the empty statement | |
1037 | at the end because it would be very bad to destroy a widget | |
1038 | twice. */ | |
1039 | #if defined (USE_LUCID) | |
1040 | if (lw_lucid_widget_p (instance->widget)) | |
1041 | xlw_destroy_instance (instance); | |
1042 | else | |
1043 | #endif | |
1044 | #if defined (USE_MOTIF) | |
1045 | if (lw_motif_widget_p (instance->widget)) | |
1046 | xm_destroy_instance (instance); | |
1047 | else | |
1048 | #endif | |
9331cca8 FP |
1049 | #if defined (USE_XAW) |
1050 | if (lw_xaw_widget_p (instance->widget)) | |
1051 | xaw_destroy_instance (instance); | |
177c0ea7 | 1052 | else |
07bf635f RS |
1053 | #endif |
1054 | /* do not remove the empty statement */ | |
1055 | ; | |
1056 | } | |
1057 | ||
1058 | free_widget_instance (instance); | |
1059 | } | |
1060 | ||
1061 | void | |
5f61736f RS |
1062 | lw_destroy_widget (w) |
1063 | Widget w; | |
07bf635f RS |
1064 | { |
1065 | widget_instance* instance = get_widget_instance (w, True); | |
177c0ea7 | 1066 | |
07bf635f RS |
1067 | if (instance) |
1068 | { | |
1069 | widget_info *info = instance->info; | |
1070 | /* instance has already been removed from the list; free it */ | |
1071 | destroy_one_instance (instance); | |
1072 | /* if there are no instances left, free the info too */ | |
1073 | if (!info->instances) | |
1074 | lw_destroy_all_widgets (info->id); | |
1075 | } | |
1076 | } | |
1077 | ||
1078 | void | |
5f61736f RS |
1079 | lw_destroy_all_widgets (id) |
1080 | LWLIB_ID id; | |
07bf635f RS |
1081 | { |
1082 | widget_info* info = get_widget_info (id, True); | |
1083 | widget_instance* instance; | |
1084 | widget_instance* next; | |
1085 | ||
1086 | if (info) | |
1087 | { | |
1088 | for (instance = info->instances; instance; ) | |
1089 | { | |
1090 | next = instance->next; | |
1091 | destroy_one_instance (instance); | |
1092 | instance = next; | |
1093 | } | |
1094 | free_widget_info (info); | |
1095 | } | |
1096 | } | |
1097 | ||
1098 | void | |
1099 | lw_destroy_everything () | |
1100 | { | |
1101 | while (all_widget_info) | |
1102 | lw_destroy_all_widgets (all_widget_info->id); | |
1103 | } | |
1104 | ||
1105 | void | |
1106 | lw_destroy_all_pop_ups () | |
1107 | { | |
1108 | widget_info* info; | |
1109 | widget_info* next; | |
1110 | widget_instance* instance; | |
1111 | ||
1112 | for (info = all_widget_info; info; info = next) | |
1113 | { | |
1114 | next = info->next; | |
1115 | instance = info->instances; | |
1116 | if (instance && instance->pop_up_p) | |
1117 | lw_destroy_all_widgets (info->id); | |
1118 | } | |
1119 | } | |
1120 | ||
1121 | #ifdef USE_MOTIF | |
9e3fe459 | 1122 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1123 | #endif |
1124 | ||
1125 | Widget | |
1126 | lw_raise_all_pop_up_widgets () | |
1127 | { | |
1128 | widget_info* info; | |
1129 | widget_instance* instance; | |
1130 | Widget result = NULL; | |
1131 | ||
1132 | for (info = all_widget_info; info; info = info->next) | |
1133 | for (instance = info->instances; instance; instance = instance->next) | |
1134 | if (instance->pop_up_p) | |
1135 | { | |
1136 | Widget widget = instance->widget; | |
1137 | if (widget) | |
1138 | { | |
1139 | if (XtIsManaged (widget) | |
1140 | #ifdef USE_MOTIF | |
1141 | /* What a complete load of crap!!!! | |
1142 | When a dialogShell is on the screen, it is not managed! | |
1143 | */ | |
1144 | || (lw_motif_widget_p (instance->widget) && | |
1145 | XtIsManaged (first_child (widget))) | |
1146 | #endif | |
1147 | ) | |
1148 | { | |
1149 | if (!result) | |
1150 | result = widget; | |
1151 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1152 | } | |
1153 | } | |
1154 | } | |
1155 | return result; | |
1156 | } | |
1157 | ||
1158 | static void | |
db0e17de DL |
1159 | #ifdef PROTOTYPES |
1160 | lw_pop_all_widgets (LWLIB_ID id, Boolean up) | |
1161 | #else | |
5f61736f RS |
1162 | lw_pop_all_widgets (id, up) |
1163 | LWLIB_ID id; | |
1164 | Boolean up; | |
db0e17de | 1165 | #endif |
07bf635f RS |
1166 | { |
1167 | widget_info* info = get_widget_info (id, False); | |
1168 | widget_instance* instance; | |
1169 | ||
1170 | if (info) | |
1171 | for (instance = info->instances; instance; instance = instance->next) | |
1172 | if (instance->pop_up_p && instance->widget) | |
1173 | { | |
07bf635f RS |
1174 | #if defined (USE_LUCID) |
1175 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1176 | { |
1177 | XtRealizeWidget (instance->widget); | |
1178 | xlw_pop_instance (instance, up); | |
1179 | } | |
07bf635f RS |
1180 | #endif |
1181 | #if defined (USE_MOTIF) | |
1182 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1183 | { |
1184 | XtRealizeWidget (instance->widget); | |
1185 | xm_pop_instance (instance, up); | |
1186 | } | |
07bf635f | 1187 | #endif |
9331cca8 FP |
1188 | #if defined (USE_XAW) |
1189 | if (lw_xaw_widget_p (instance->widget)) | |
1190 | { | |
1191 | XtRealizeWidget (XtParent (instance->widget)); | |
1192 | XtRealizeWidget (instance->widget); | |
1193 | xaw_pop_instance (instance, up); | |
1194 | } | |
07bf635f RS |
1195 | #endif |
1196 | } | |
1197 | } | |
1198 | ||
1199 | void | |
5f61736f RS |
1200 | lw_pop_up_all_widgets (id) |
1201 | LWLIB_ID id; | |
07bf635f RS |
1202 | { |
1203 | lw_pop_all_widgets (id, True); | |
1204 | } | |
1205 | ||
1206 | void | |
5f61736f RS |
1207 | lw_pop_down_all_widgets (id) |
1208 | LWLIB_ID id; | |
07bf635f RS |
1209 | { |
1210 | lw_pop_all_widgets (id, False); | |
1211 | } | |
1212 | ||
1213 | void | |
5b3b31d6 | 1214 | lw_popup_menu (widget, event) |
5f61736f | 1215 | Widget widget; |
5b3b31d6 | 1216 | XEvent *event; |
07bf635f RS |
1217 | { |
1218 | #if defined (USE_LUCID) | |
1219 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1220 | xlw_popup_menu (widget, event); |
07bf635f RS |
1221 | #endif |
1222 | #if defined (USE_MOTIF) | |
1223 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1224 | xm_popup_menu (widget, event); |
07bf635f | 1225 | #endif |
9331cca8 FP |
1226 | #if defined (USE_XAW) |
1227 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1228 | xaw_popup_menu (widget, event); |
9331cca8 | 1229 | #endif |
07bf635f RS |
1230 | } |
1231 | ||
1232 | \f/* get the values back */ | |
1233 | static Boolean | |
5f61736f RS |
1234 | get_one_value (instance, val) |
1235 | widget_instance* instance; | |
1236 | widget_value* val; | |
07bf635f RS |
1237 | { |
1238 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 1239 | |
07bf635f RS |
1240 | if (widget) |
1241 | { | |
1242 | #if defined (USE_LUCID) | |
1243 | if (lw_lucid_widget_p (instance->widget)) | |
1244 | xlw_update_one_value (instance, widget, val); | |
1245 | #endif | |
1246 | #if defined (USE_MOTIF) | |
1247 | if (lw_motif_widget_p (instance->widget)) | |
1248 | xm_update_one_value (instance, widget, val); | |
1249 | #endif | |
9331cca8 FP |
1250 | #if defined (USE_XAW) |
1251 | if (lw_xaw_widget_p (instance->widget)) | |
1252 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1253 | #endif |
1254 | return True; | |
1255 | } | |
1256 | else | |
1257 | return False; | |
1258 | } | |
1259 | ||
1260 | Boolean | |
5f61736f RS |
1261 | lw_get_some_values (id, val_out) |
1262 | LWLIB_ID id; | |
1263 | widget_value* val_out; | |
07bf635f RS |
1264 | { |
1265 | widget_info* info = get_widget_info (id, False); | |
1266 | widget_instance* instance; | |
1267 | widget_value* val; | |
1268 | Boolean result = False; | |
1269 | ||
1270 | if (!info) | |
1271 | return False; | |
1272 | ||
1273 | instance = info->instances; | |
1274 | if (!instance) | |
1275 | return False; | |
1276 | ||
1277 | for (val = val_out; val; val = val->next) | |
1278 | if (get_one_value (instance, val)) | |
1279 | result = True; | |
1280 | ||
1281 | return result; | |
1282 | } | |
1283 | ||
1284 | widget_value* | |
5f61736f RS |
1285 | lw_get_all_values (id) |
1286 | LWLIB_ID id; | |
07bf635f RS |
1287 | { |
1288 | widget_info* info = get_widget_info (id, False); | |
1289 | widget_value* val = info->val; | |
1290 | if (lw_get_some_values (id, val)) | |
1291 | return val; | |
1292 | else | |
1293 | return NULL; | |
1294 | } | |
1295 | ||
1296 | /* internal function used by the library dependent implementation to get the | |
1297 | widget_value for a given widget in an instance */ | |
1298 | widget_value* | |
5f61736f RS |
1299 | lw_get_widget_value_for_widget (instance, w) |
1300 | widget_instance* instance; | |
1301 | Widget w; | |
07bf635f RS |
1302 | { |
1303 | char* name = XtName (w); | |
1304 | widget_value* cur; | |
1305 | for (cur = instance->info->val; cur; cur = cur->next) | |
1306 | if (!strcmp (cur->name, name)) | |
1307 | return cur; | |
1308 | return NULL; | |
1309 | } | |
1310 | ||
1311 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1312 | |
1313 | /* To forbid recursive calls */ | |
1314 | static Boolean lwlib_updating; | |
1315 | ||
177c0ea7 | 1316 | /* This function can be used as a an XtCallback for the widgets that get |
07bf635f RS |
1317 | modified to update other instances of the widgets. Closure should be the |
1318 | widget_instance. */ | |
1319 | void | |
5f61736f RS |
1320 | lw_internal_update_other_instances (widget, closure, call_data) |
1321 | Widget widget; | |
1322 | XtPointer closure; | |
1323 | XtPointer call_data; | |
07bf635f | 1324 | { |
07bf635f RS |
1325 | widget_instance* instance = (widget_instance*)closure; |
1326 | char* name = XtName (widget); | |
1327 | widget_info* info; | |
1328 | widget_instance* cur; | |
1329 | widget_value* val; | |
1330 | ||
bd2c5b53 KH |
1331 | /* Avoid possibly infinite recursion. */ |
1332 | if (lwlib_updating) | |
07bf635f RS |
1333 | return; |
1334 | ||
1335 | /* protect against the widget being destroyed */ | |
1336 | if (XtWidgetBeingDestroyedP (widget)) | |
1337 | return; | |
1338 | ||
1339 | /* Return immediately if there are no other instances */ | |
1340 | info = instance->info; | |
1341 | if (!info->instances->next) | |
1342 | return; | |
1343 | ||
bd2c5b53 | 1344 | lwlib_updating = True; |
07bf635f RS |
1345 | |
1346 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1347 | ||
1348 | if (val && get_one_value (instance, val)) | |
1349 | for (cur = info->instances; cur; cur = cur->next) | |
1350 | if (cur != instance) | |
1351 | set_one_value (cur, val, True); | |
1352 | ||
bd2c5b53 | 1353 | lwlib_updating = False; |
07bf635f RS |
1354 | } |
1355 | ||
1356 | ||
1357 | \f/* get the id */ | |
1358 | ||
1359 | LWLIB_ID | |
5f61736f RS |
1360 | lw_get_widget_id (w) |
1361 | Widget w; | |
07bf635f RS |
1362 | { |
1363 | widget_instance* instance = get_widget_instance (w, False); | |
1364 | ||
1365 | return instance ? instance->info->id : 0; | |
1366 | } | |
1367 | ||
1368 | \f/* set the keyboard focus */ | |
1369 | void | |
5f61736f RS |
1370 | lw_set_keyboard_focus (parent, w) |
1371 | Widget parent; | |
1372 | Widget w; | |
07bf635f RS |
1373 | { |
1374 | #if defined (USE_MOTIF) | |
1375 | xm_set_keyboard_focus (parent, w); | |
1376 | #else | |
1377 | XtSetKeyboardFocus (parent, w); | |
1378 | #endif | |
1379 | } | |
1380 | ||
1381 | \f/* Show busy */ | |
1382 | static void | |
db0e17de DL |
1383 | #ifdef PROTOTYPES |
1384 | show_one_widget_busy (Widget w, Boolean flag) | |
1385 | #else | |
5f61736f RS |
1386 | show_one_widget_busy (w, flag) |
1387 | Widget w; | |
1388 | Boolean flag; | |
db0e17de | 1389 | #endif |
07bf635f RS |
1390 | { |
1391 | Pixel foreground = 0; | |
1392 | Pixel background = 1; | |
1393 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1394 | if (!widget_to_invert) | |
1395 | widget_to_invert = w; | |
177c0ea7 | 1396 | |
07bf635f RS |
1397 | XtVaGetValues (widget_to_invert, |
1398 | XtNforeground, &foreground, | |
1399 | XtNbackground, &background, | |
8dd095ee | 1400 | NULL); |
07bf635f RS |
1401 | XtVaSetValues (widget_to_invert, |
1402 | XtNforeground, background, | |
1403 | XtNbackground, foreground, | |
8dd095ee | 1404 | NULL); |
07bf635f RS |
1405 | } |
1406 | ||
1407 | void | |
db0e17de DL |
1408 | #ifdef PROTOTYPES |
1409 | lw_show_busy (Widget w, Boolean busy) | |
1410 | #else | |
5f61736f RS |
1411 | lw_show_busy (w, busy) |
1412 | Widget w; | |
1413 | Boolean busy; | |
db0e17de | 1414 | #endif |
07bf635f RS |
1415 | { |
1416 | widget_instance* instance = get_widget_instance (w, False); | |
1417 | widget_info* info; | |
1418 | widget_instance* next; | |
1419 | ||
1420 | if (instance) | |
1421 | { | |
1422 | info = instance->info; | |
1423 | if (info->busy != busy) | |
1424 | { | |
1425 | for (next = info->instances; next; next = next->next) | |
1426 | if (next->widget) | |
1427 | show_one_widget_busy (next->widget, busy); | |
1428 | info->busy = busy; | |
1429 | } | |
1430 | } | |
1431 | } | |
2af91681 PR |
1432 | |
1433 | /* This hack exists because Lucid/Athena need to execute the strange | |
1434 | function below to support geometry management. */ | |
1435 | void | |
db0e17de DL |
1436 | #ifdef PROTOTYPES |
1437 | lw_refigure_widget (Widget w, Boolean doit) | |
1438 | #else | |
2af91681 PR |
1439 | lw_refigure_widget (w, doit) |
1440 | Widget w; | |
1441 | Boolean doit; | |
db0e17de | 1442 | #endif |
2af91681 | 1443 | { |
177c0ea7 | 1444 | #if defined (USE_XAW) |
2af91681 PR |
1445 | XawPanedSetRefigureMode (w, doit); |
1446 | #endif | |
1447 | #if defined (USE_MOTIF) | |
1448 | if (doit) | |
2af91681 | 1449 | XtManageChild (w); |
a61155bc RS |
1450 | else |
1451 | XtUnmanageChild (w); | |
2af91681 PR |
1452 | #endif |
1453 | } | |
1454 | ||
1455 | /* Toolkit independent way of determining if an event window is in the | |
1456 | menubar. */ | |
1457 | Boolean | |
1458 | lw_window_is_in_menubar (win, menubar_widget) | |
1459 | Window win; | |
1460 | Widget menubar_widget; | |
1461 | { | |
1462 | return menubar_widget | |
1463 | #if defined (USE_LUCID) | |
1464 | && XtWindow (menubar_widget) == win; | |
1465 | #endif | |
1466 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1467 | && ((XtWindow (menubar_widget) == win) |
1468 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1469 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1470 | == menubar_widget))); | |
2af91681 PR |
1471 | #endif |
1472 | } | |
1473 | ||
1474 | /* Motif hack to set the main window areas. */ | |
1475 | void | |
1476 | lw_set_main_areas (parent, menubar, work_area) | |
1477 | Widget parent; | |
1478 | Widget menubar; | |
1479 | Widget work_area; | |
1480 | { | |
1481 | #if defined (USE_MOTIF) | |
6618806e | 1482 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1483 | #endif |
1484 | } | |
1485 | ||
1486 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1487 | is about to be modified. */ | |
1488 | void | |
db0e17de DL |
1489 | #ifdef PROTOTYPES |
1490 | lw_allow_resizing (Widget w, Boolean flag) | |
1491 | #else | |
2af91681 PR |
1492 | lw_allow_resizing (w, flag) |
1493 | Widget w; | |
1494 | Boolean flag; | |
db0e17de | 1495 | #endif |
2af91681 PR |
1496 | { |
1497 | #if defined (USE_MOTIF) | |
f78c5177 | 1498 | xm_manage_resizing (w, flag); |
2af91681 PR |
1499 | #endif |
1500 | } | |
da88f592 GM |
1501 | |
1502 | ||
1503 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1504 | set to an appropriate enumerator of type enum menu_separator. | |
1505 | MOTIF_P non-zero means map separator types not supported by Motif | |
1506 | to similar ones that are supported. */ | |
1507 | ||
1508 | int | |
1509 | lw_separator_p (label, type, motif_p) | |
1510 | char *label; | |
1511 | enum menu_separator *type; | |
1512 | int motif_p; | |
1513 | { | |
0f3360b0 | 1514 | int separator_p = 0; |
da88f592 GM |
1515 | |
1516 | if (strlen (label) >= 3 | |
1517 | && bcmp (label, "--:", 3) == 0) | |
1518 | { | |
1519 | static struct separator_table | |
1520 | { | |
1521 | char *name; | |
1522 | enum menu_separator type; | |
1523 | } | |
1524 | separator_names[] = | |
1525 | { | |
4a5301d8 PJ |
1526 | {"space", SEPARATOR_NO_LINE}, |
1527 | {"noLine", SEPARATOR_NO_LINE}, | |
1528 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1529 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1530 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1531 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1532 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1533 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1534 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1535 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1536 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1537 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1538 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1539 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1540 | {0,0} | |
da88f592 GM |
1541 | }; |
1542 | ||
1543 | int i; | |
1544 | ||
1545 | label += 3; | |
1546 | for (i = 0; separator_names[i].name; ++i) | |
1547 | if (strcmp (label, separator_names[i].name) == 0) | |
1548 | { | |
1549 | separator_p = 1; | |
1550 | *type = separator_names[i].type; | |
1551 | ||
2af98732 GM |
1552 | /* If separator type is not supported under Motif, |
1553 | use a similar one. */ | |
1554 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1555 | *type -= 4; | |
1556 | break; | |
1557 | } | |
1558 | } | |
1559 | else if (strlen (label) > 3 | |
46d74a69 GM |
1560 | && bcmp (label, "--", 2) == 0 |
1561 | && label[2] != '-') | |
2af98732 GM |
1562 | { |
1563 | /* Alternative, more Emacs-style names. */ | |
1564 | static struct separator_table | |
1565 | { | |
1566 | char *name; | |
1567 | enum menu_separator type; | |
1568 | } | |
1569 | separator_names[] = | |
1570 | { | |
4a5301d8 PJ |
1571 | {"space", SEPARATOR_NO_LINE}, |
1572 | {"no-line", SEPARATOR_NO_LINE}, | |
1573 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1574 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1575 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1576 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1577 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1578 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1579 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1580 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1581 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1582 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1583 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1584 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1585 | {0,0} | |
2af98732 GM |
1586 | }; |
1587 | ||
1588 | int i; | |
1589 | ||
1590 | label += 2; | |
1591 | for (i = 0; separator_names[i].name; ++i) | |
1592 | if (strcmp (label, separator_names[i].name) == 0) | |
1593 | { | |
1594 | separator_p = 1; | |
1595 | *type = separator_names[i].type; | |
1596 | ||
da88f592 GM |
1597 | /* If separator type is not supported under Motif, |
1598 | use a similar one. */ | |
1599 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1600 | *type -= 4; | |
1601 | break; | |
1602 | } | |
1603 | } | |
1604 | else | |
1605 | { | |
1606 | /* Old-style separator, maybe. It's a separator if it contains | |
1607 | only dashes. */ | |
1608 | while (*label == '-') | |
1609 | ++label; | |
1610 | separator_p = *label == 0; | |
1611 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1612 | } | |
1613 | ||
1614 | return separator_p; | |
1615 | } | |
1616 | ||
ab5796a9 MB |
1617 | /* arch-tag: 3d730f36-a441-4a71-9971-48ef3b5a4d9f |
1618 | (do not change this comment) */ |