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