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, | |
114f9c96 | 4 | 2005, 2006, 2007, 2008, 2009, 2010 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 | |
f57e2426 J |
74 | static widget_value *merge_widget_value (widget_value *, |
75 | widget_value *, | |
76 | int, int *); | |
77 | static void instantiate_widget_instance (widget_instance *); | |
78 | static int my_strcasecmp (char *, char *); | |
79 | static void safe_free_str (char *); | |
80 | static void free_widget_value_tree (widget_value *); | |
81 | static widget_value *copy_widget_value_tree (widget_value *, | |
82 | change_type); | |
83 | static widget_info *allocate_widget_info (char *, char *, LWLIB_ID, | |
84 | widget_value *, | |
85 | lw_callback, lw_callback, | |
86 | lw_callback, lw_callback); | |
87 | static void free_widget_info (widget_info *); | |
88 | static void mark_widget_destroyed (Widget, XtPointer, XtPointer); | |
89 | static widget_instance *allocate_widget_instance (widget_info *, | |
90 | Widget, Boolean); | |
91 | static void free_widget_instance (widget_instance *); | |
92 | static widget_info *get_widget_info (LWLIB_ID, Boolean); | |
93 | static widget_instance *get_widget_instance (Widget, Boolean); | |
94 | static widget_instance *find_instance (LWLIB_ID, Widget, Boolean); | |
95 | static Boolean safe_strcmp (char *, char *); | |
96 | static Widget name_to_widget (widget_instance *, char *); | |
97 | static void set_one_value (widget_instance *, widget_value *, Boolean); | |
98 | static void update_one_widget_instance (widget_instance *, Boolean); | |
99 | static void update_all_widget_values (widget_info *, Boolean); | |
100 | static void initialize_widget_instance (widget_instance *); | |
101 | static widget_creation_function find_in_table (char *, widget_creation_entry *); | |
102 | static Boolean dialog_spec_p (char *); | |
103 | static void destroy_one_instance (widget_instance *); | |
104 | static void lw_pop_all_widgets (LWLIB_ID, Boolean); | |
105 | static Boolean get_one_value (widget_instance *, widget_value *); | |
106 | static void show_one_widget_busy (Widget, Boolean); | |
177c0ea7 | 107 | |
cec17865 | 108 | void |
c3174d16 | 109 | lwlib_memset (char *address, int value, size_t length) |
f60044f5 RS |
110 | { |
111 | int i; | |
112 | ||
113 | for (i = 0; i < length; i++) | |
114 | address[i] = value; | |
115 | } | |
116 | ||
cec17865 | 117 | void |
c3174d16 | 118 | lwlib_bcopy (char *from, char *to, int length) |
f60044f5 RS |
119 | { |
120 | int i; | |
121 | ||
122 | for (i = 0; i < length; i++) | |
123 | to[i] = from[i]; | |
124 | } | |
07bf635f | 125 | \f/* utility functions for widget_instance and widget_info */ |
bb2ee72b | 126 | char * |
c3174d16 | 127 | safe_strdup (const char *s) |
07bf635f RS |
128 | { |
129 | char *result; | |
130 | if (! s) return 0; | |
131 | result = (char *) malloc (strlen (s) + 1); | |
132 | if (! result) | |
133 | return 0; | |
134 | strcpy (result, s); | |
135 | return result; | |
136 | } | |
137 | ||
5f61736f RS |
138 | /* Like strcmp but ignore differences in case. */ |
139 | ||
140 | static int | |
c3174d16 | 141 | my_strcasecmp (char *s1, char *s2) |
5f61736f RS |
142 | { |
143 | while (1) | |
144 | { | |
145 | int c1 = *s1++; | |
146 | int c2 = *s2++; | |
147 | if (isupper (c1)) | |
148 | c1 = tolower (c1); | |
149 | if (isupper (c2)) | |
150 | c2 = tolower (c2); | |
151 | if (c1 != c2) | |
152 | return (c1 > c2 ? 1 : -1); | |
153 | if (c1 == 0) | |
154 | return 0; | |
155 | } | |
156 | } | |
157 | ||
07bf635f | 158 | static void |
c3174d16 | 159 | safe_free_str (char *s) |
07bf635f | 160 | { |
c2cd06e6 | 161 | free (s); |
07bf635f RS |
162 | } |
163 | ||
164 | static widget_value *widget_value_free_list = 0; | |
0b96f00b | 165 | static int malloc_cpt = 0; |
07bf635f RS |
166 | |
167 | widget_value * | |
c3174d16 | 168 | malloc_widget_value (void) |
07bf635f RS |
169 | { |
170 | widget_value *wv; | |
171 | if (widget_value_free_list) | |
172 | { | |
173 | wv = widget_value_free_list; | |
174 | widget_value_free_list = wv->free_list; | |
175 | wv->free_list = 0; | |
176 | } | |
177 | else | |
178 | { | |
179 | wv = (widget_value *) malloc (sizeof (widget_value)); | |
0b96f00b | 180 | malloc_cpt++; |
07bf635f | 181 | } |
db0e17de | 182 | lwlib_memset ((void*) wv, 0, sizeof (widget_value)); |
07bf635f RS |
183 | return wv; |
184 | } | |
185 | ||
7ef3956a | 186 | /* this is analogous to free(). It frees only what was allocated |
177c0ea7 | 187 | by malloc_widget_value(), and no substructures. |
07bf635f RS |
188 | */ |
189 | void | |
c3174d16 | 190 | free_widget_value (widget_value *wv) |
07bf635f RS |
191 | { |
192 | if (wv->free_list) | |
193 | abort (); | |
0b96f00b | 194 | |
d2a5919f | 195 | if (malloc_cpt > 25) |
0b96f00b FP |
196 | { |
197 | /* When the number of already allocated cells is too big, | |
198 | We free it. */ | |
0b96f00b | 199 | free (wv); |
d2a5919f | 200 | malloc_cpt--; |
0b96f00b FP |
201 | } |
202 | else | |
203 | { | |
204 | wv->free_list = widget_value_free_list; | |
205 | widget_value_free_list = wv; | |
206 | } | |
07bf635f RS |
207 | } |
208 | ||
209 | static void | |
c3174d16 | 210 | free_widget_value_tree (widget_value *wv) |
07bf635f RS |
211 | { |
212 | if (!wv) | |
213 | return; | |
214 | ||
c2cd06e6 JM |
215 | free (wv->name); |
216 | free (wv->value); | |
217 | free (wv->key); | |
07bf635f | 218 | |
a3bf8a8c | 219 | wv->name = wv->value = wv->key = (char *) 0xDEADBEEF; |
07bf635f RS |
220 | |
221 | if (wv->toolkit_data && wv->free_toolkit_data) | |
222 | { | |
53e28d2a | 223 | XtFree (wv->toolkit_data); |
07bf635f RS |
224 | wv->toolkit_data = (void *) 0xDEADBEEF; |
225 | } | |
226 | ||
227 | if (wv->contents && (wv->contents != (widget_value*)1)) | |
228 | { | |
229 | free_widget_value_tree (wv->contents); | |
230 | wv->contents = (widget_value *) 0xDEADBEEF; | |
231 | } | |
232 | if (wv->next) | |
233 | { | |
234 | free_widget_value_tree (wv->next); | |
235 | wv->next = (widget_value *) 0xDEADBEEF; | |
236 | } | |
237 | free_widget_value (wv); | |
238 | } | |
239 | ||
240 | static widget_value * | |
c3174d16 | 241 | copy_widget_value_tree (widget_value *val, change_type change) |
07bf635f RS |
242 | { |
243 | widget_value* copy; | |
177c0ea7 | 244 | |
07bf635f RS |
245 | if (!val) |
246 | return NULL; | |
247 | if (val == (widget_value *) 1) | |
248 | return val; | |
249 | ||
250 | copy = malloc_widget_value (); | |
251 | copy->name = safe_strdup (val->name); | |
252 | copy->value = safe_strdup (val->value); | |
253 | copy->key = safe_strdup (val->key); | |
a3bf8a8c | 254 | copy->help = val->help; |
07bf635f | 255 | copy->enabled = val->enabled; |
da88f592 | 256 | copy->button_type = val->button_type; |
07bf635f RS |
257 | copy->selected = val->selected; |
258 | copy->edited = False; | |
259 | copy->change = change; | |
0c12a958 | 260 | copy->this_one_change = change; |
07bf635f RS |
261 | copy->contents = copy_widget_value_tree (val->contents, change); |
262 | copy->call_data = val->call_data; | |
263 | copy->next = copy_widget_value_tree (val->next, change); | |
264 | copy->toolkit_data = NULL; | |
265 | copy->free_toolkit_data = False; | |
266 | return copy; | |
267 | } | |
268 | ||
269 | static widget_info * | |
02512b20 GM |
270 | allocate_widget_info (type, name, id, val, pre_activate_cb, |
271 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
272 | char* type; |
273 | char* name; | |
274 | LWLIB_ID id; | |
275 | widget_value* val; | |
276 | lw_callback pre_activate_cb; | |
277 | lw_callback selection_cb; | |
278 | lw_callback post_activate_cb; | |
02512b20 | 279 | lw_callback highlight_cb; |
07bf635f RS |
280 | { |
281 | widget_info* info = (widget_info*)malloc (sizeof (widget_info)); | |
282 | info->type = safe_strdup (type); | |
283 | info->name = safe_strdup (name); | |
284 | info->id = id; | |
285 | info->val = copy_widget_value_tree (val, STRUCTURAL_CHANGE); | |
286 | info->busy = False; | |
287 | info->pre_activate_cb = pre_activate_cb; | |
288 | info->selection_cb = selection_cb; | |
289 | info->post_activate_cb = post_activate_cb; | |
02512b20 | 290 | info->highlight_cb = highlight_cb; |
07bf635f RS |
291 | info->instances = NULL; |
292 | ||
293 | info->next = all_widget_info; | |
294 | all_widget_info = info; | |
295 | ||
296 | return info; | |
297 | } | |
298 | ||
299 | static void | |
c3174d16 | 300 | free_widget_info (widget_info *info) |
07bf635f RS |
301 | { |
302 | safe_free_str (info->type); | |
303 | safe_free_str (info->name); | |
304 | free_widget_value_tree (info->val); | |
f60044f5 | 305 | lwlib_memset ((void*)info, 0xDEADBEEF, sizeof (widget_info)); |
07bf635f RS |
306 | free (info); |
307 | } | |
308 | ||
309 | static void | |
c3174d16 | 310 | mark_widget_destroyed (Widget widget, XtPointer closure, XtPointer call_data) |
07bf635f RS |
311 | { |
312 | widget_instance* instance = (widget_instance*)closure; | |
313 | ||
314 | /* be very conservative */ | |
315 | if (instance->widget == widget) | |
316 | instance->widget = NULL; | |
317 | } | |
318 | ||
db0e17de DL |
319 | /* The messy #ifdef PROTOTYPES here and elsewhere are prompted by a |
320 | flood of warnings about argument promotion from proprietary ISO C | |
321 | compilers. (etags still only makes one entry for each function.) */ | |
07bf635f | 322 | static widget_instance * |
db0e17de DL |
323 | #ifdef PROTOTYPES |
324 | allocate_widget_instance (widget_info* info, Widget parent, Boolean pop_up_p) | |
325 | #else | |
5f61736f RS |
326 | allocate_widget_instance (info, parent, pop_up_p) |
327 | widget_info* info; | |
328 | Widget parent; | |
329 | Boolean pop_up_p; | |
db0e17de | 330 | #endif |
07bf635f RS |
331 | { |
332 | widget_instance* instance = | |
333 | (widget_instance*)malloc (sizeof (widget_instance)); | |
02512b20 | 334 | bzero (instance, sizeof *instance); |
07bf635f RS |
335 | instance->parent = parent; |
336 | instance->pop_up_p = pop_up_p; | |
337 | instance->info = info; | |
338 | instance->next = info->instances; | |
339 | info->instances = instance; | |
340 | ||
7ef3956a | 341 | instantiate_widget_instance (instance); |
07bf635f RS |
342 | |
343 | XtAddCallback (instance->widget, XtNdestroyCallback, | |
344 | mark_widget_destroyed, (XtPointer)instance); | |
345 | return instance; | |
346 | } | |
347 | ||
348 | static void | |
c3174d16 | 349 | free_widget_instance (widget_instance *instance) |
07bf635f | 350 | { |
f60044f5 | 351 | lwlib_memset ((void*)instance, 0xDEADBEEF, sizeof (widget_instance)); |
07bf635f RS |
352 | free (instance); |
353 | } | |
354 | ||
355 | static widget_info * | |
db0e17de DL |
356 | #ifdef PROTOTYPES |
357 | get_widget_info (LWLIB_ID id, Boolean remove_p) | |
358 | #else | |
5f61736f RS |
359 | get_widget_info (id, remove_p) |
360 | LWLIB_ID id; | |
361 | Boolean remove_p; | |
db0e17de | 362 | #endif |
07bf635f RS |
363 | { |
364 | widget_info* info; | |
365 | widget_info* prev; | |
366 | for (prev = NULL, info = all_widget_info; | |
367 | info; | |
368 | prev = info, info = info->next) | |
369 | if (info->id == id) | |
370 | { | |
371 | if (remove_p) | |
372 | { | |
373 | if (prev) | |
374 | prev->next = info->next; | |
375 | else | |
376 | all_widget_info = info->next; | |
377 | } | |
378 | return info; | |
379 | } | |
380 | return NULL; | |
381 | } | |
382 | ||
9331cca8 FP |
383 | /* Internal function used by the library dependent implementation to get the |
384 | widget_value for a given widget in an instance */ | |
385 | widget_info * | |
c3174d16 | 386 | lw_get_widget_info (LWLIB_ID id) |
9331cca8 FP |
387 | { |
388 | return get_widget_info (id, 0); | |
389 | } | |
390 | ||
07bf635f | 391 | static widget_instance * |
db0e17de DL |
392 | #ifdef PROTOTYPES |
393 | get_widget_instance (Widget widget, Boolean remove_p) | |
394 | #else | |
5f61736f RS |
395 | get_widget_instance (widget, remove_p) |
396 | Widget widget; | |
397 | Boolean remove_p; | |
db0e17de | 398 | #endif |
07bf635f RS |
399 | { |
400 | widget_info* info; | |
401 | widget_instance* instance; | |
402 | widget_instance* prev; | |
403 | for (info = all_widget_info; info; info = info->next) | |
404 | for (prev = NULL, instance = info->instances; | |
405 | instance; | |
406 | prev = instance, instance = instance->next) | |
407 | if (instance->widget == widget) | |
408 | { | |
409 | if (remove_p) | |
410 | { | |
411 | if (prev) | |
412 | prev->next = instance->next; | |
413 | else | |
414 | info->instances = instance->next; | |
415 | } | |
416 | return instance; | |
417 | } | |
418 | return (widget_instance *) 0; | |
419 | } | |
420 | ||
02512b20 GM |
421 | /* Value is a pointer to the widget_instance corresponding to |
422 | WIDGET, or null if WIDGET is not a lwlib widget. */ | |
423 | ||
424 | widget_instance * | |
c3174d16 | 425 | lw_get_widget_instance (Widget widget) |
02512b20 GM |
426 | { |
427 | return get_widget_instance (widget, False); | |
428 | } | |
429 | ||
07bf635f | 430 | static widget_instance* |
db0e17de DL |
431 | #ifdef PROTOTYPES |
432 | find_instance (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
433 | #else | |
5f61736f RS |
434 | find_instance (id, parent, pop_up_p) |
435 | LWLIB_ID id; | |
436 | Widget parent; | |
437 | Boolean pop_up_p; | |
db0e17de | 438 | #endif |
07bf635f RS |
439 | { |
440 | widget_info* info = get_widget_info (id, False); | |
441 | widget_instance* instance; | |
442 | ||
443 | if (info) | |
444 | for (instance = info->instances; instance; instance = instance->next) | |
445 | if (instance->parent == parent && instance->pop_up_p == pop_up_p) | |
446 | return instance; | |
447 | ||
448 | return NULL; | |
449 | } | |
450 | ||
451 | \f | |
452 | /* utility function for widget_value */ | |
453 | static Boolean | |
c3174d16 | 454 | safe_strcmp (char *s1, char *s2) |
07bf635f RS |
455 | { |
456 | if (!!s1 ^ !!s2) return True; | |
457 | return (s1 && s2) ? strcmp (s1, s2) : s1 ? False : !!s2; | |
458 | } | |
459 | ||
07bf635f RS |
460 | |
461 | #if 0 | |
462 | # define EXPLAIN(name, oc, nc, desc, a1, a2) \ | |
463 | printf ("Change: \"%s\"\tmax(%s=%d,%s=%d)\t%s %d %d\n", \ | |
464 | name, \ | |
465 | (oc == NO_CHANGE ? "none" : \ | |
466 | (oc == INVISIBLE_CHANGE ? "invisible" : \ | |
467 | (oc == VISIBLE_CHANGE ? "visible" : \ | |
468 | (oc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
469 | oc, \ | |
470 | (nc == NO_CHANGE ? "none" : \ | |
471 | (nc == INVISIBLE_CHANGE ? "invisible" : \ | |
472 | (nc == VISIBLE_CHANGE ? "visible" : \ | |
473 | (nc == STRUCTURAL_CHANGE ? "structural" : "???")))), \ | |
474 | nc, desc, a1, a2) | |
475 | #else | |
476 | # define EXPLAIN(name, oc, nc, desc, a1, a2) | |
477 | #endif | |
478 | ||
479 | ||
480 | static widget_value * | |
c3174d16 | 481 | merge_widget_value (widget_value *val1, widget_value *val2, int level, int *change_p) |
07bf635f | 482 | { |
0c12a958 | 483 | change_type change, this_one_change; |
07bf635f RS |
484 | widget_value* merged_next; |
485 | widget_value* merged_contents; | |
486 | ||
487 | if (!val1) | |
488 | { | |
489 | if (val2) | |
a17063b5 GM |
490 | { |
491 | *change_p = 1; | |
492 | return copy_widget_value_tree (val2, STRUCTURAL_CHANGE); | |
493 | } | |
07bf635f RS |
494 | else |
495 | return NULL; | |
496 | } | |
497 | if (!val2) | |
498 | { | |
a17063b5 | 499 | *change_p = 1; |
07bf635f RS |
500 | free_widget_value_tree (val1); |
501 | return NULL; | |
502 | } | |
177c0ea7 | 503 | |
07bf635f RS |
504 | change = NO_CHANGE; |
505 | ||
506 | if (safe_strcmp (val1->name, val2->name)) | |
507 | { | |
508 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "name change", | |
509 | val1->name, val2->name); | |
510 | change = max (change, STRUCTURAL_CHANGE); | |
511 | safe_free_str (val1->name); | |
512 | val1->name = safe_strdup (val2->name); | |
513 | } | |
514 | if (safe_strcmp (val1->value, val2->value)) | |
515 | { | |
516 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "value change", | |
517 | val1->value, val2->value); | |
518 | change = max (change, VISIBLE_CHANGE); | |
519 | safe_free_str (val1->value); | |
520 | val1->value = safe_strdup (val2->value); | |
521 | } | |
522 | if (safe_strcmp (val1->key, val2->key)) | |
523 | { | |
524 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "key change", | |
525 | val1->key, val2->key); | |
526 | change = max (change, VISIBLE_CHANGE); | |
527 | safe_free_str (val1->key); | |
528 | val1->key = safe_strdup (val2->key); | |
529 | } | |
a3bf8a8c | 530 | if (! EQ (val1->help, val2->help)) |
02512b20 GM |
531 | { |
532 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "help change", | |
533 | val1->help, val2->help); | |
534 | change = max (change, VISIBLE_CHANGE); | |
a3bf8a8c | 535 | val1->help = val2->help; |
02512b20 | 536 | } |
07bf635f RS |
537 | if (val1->enabled != val2->enabled) |
538 | { | |
539 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "enablement change", | |
540 | val1->enabled, val2->enabled); | |
541 | change = max (change, VISIBLE_CHANGE); | |
542 | val1->enabled = val2->enabled; | |
543 | } | |
da88f592 GM |
544 | if (val1->button_type != val2->button_type) |
545 | { | |
546 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "button type change", | |
547 | val1->button_type, val2->button_type); | |
548 | change = max (change, VISIBLE_CHANGE); | |
549 | val1->button_type = val2->button_type; | |
550 | } | |
07bf635f RS |
551 | if (val1->selected != val2->selected) |
552 | { | |
553 | EXPLAIN (val1->name, change, VISIBLE_CHANGE, "selection change", | |
554 | val1->selected, val2->selected); | |
555 | change = max (change, VISIBLE_CHANGE); | |
556 | val1->selected = val2->selected; | |
557 | } | |
558 | if (val1->call_data != val2->call_data) | |
559 | { | |
560 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "call-data change", | |
561 | val1->call_data, val2->call_data); | |
562 | change = max (change, INVISIBLE_CHANGE); | |
563 | val1->call_data = val2->call_data; | |
564 | } | |
565 | ||
566 | if (level > 0) | |
567 | { | |
568 | merged_contents = | |
a17063b5 GM |
569 | merge_widget_value (val1->contents, val2->contents, level - 1, |
570 | change_p); | |
177c0ea7 | 571 | |
07bf635f RS |
572 | if (val1->contents && !merged_contents) |
573 | { | |
7ef3956a RS |
574 | /* This used to say INVISIBLE_CHANGE, |
575 | but it is visible and vitally important when | |
576 | the contents of the menu bar itself are entirely deleted. | |
577 | ||
578 | But maybe it doesn't matter. This fails to fix the bug. */ | |
579 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(contents gone)", | |
07bf635f | 580 | 0, 0); |
7ef3956a | 581 | change = max (change, STRUCTURAL_CHANGE); |
07bf635f RS |
582 | } |
583 | else if (merged_contents && merged_contents->change != NO_CHANGE) | |
584 | { | |
585 | EXPLAIN (val1->name, change, INVISIBLE_CHANGE, "(contents change)", | |
586 | 0, 0); | |
587 | change = max (change, INVISIBLE_CHANGE); | |
61069f2b | 588 | #if 0 /* This was replaced by the August 9 1996 change in lwlib-Xm.c. */ |
2fe6d204 RS |
589 | #ifdef USE_MOTIF |
590 | change = max (merged_contents->change, change); | |
61069f2b | 591 | #endif |
2fe6d204 | 592 | #endif |
07bf635f | 593 | } |
177c0ea7 | 594 | |
07bf635f RS |
595 | val1->contents = merged_contents; |
596 | } | |
597 | ||
0c12a958 RS |
598 | this_one_change = change; |
599 | ||
a17063b5 | 600 | merged_next = merge_widget_value (val1->next, val2->next, level, change_p); |
07bf635f RS |
601 | |
602 | if (val1->next && !merged_next) | |
603 | { | |
604 | EXPLAIN (val1->name, change, STRUCTURAL_CHANGE, "(following gone)", | |
605 | 0, 0); | |
606 | change = max (change, STRUCTURAL_CHANGE); | |
607 | } | |
608 | else if (merged_next) | |
609 | { | |
610 | if (merged_next->change) | |
611 | EXPLAIN (val1->name, change, merged_next->change, "(following change)", | |
612 | 0, 0); | |
613 | change = max (change, merged_next->change); | |
614 | } | |
615 | ||
616 | val1->next = merged_next; | |
617 | ||
0c12a958 | 618 | val1->this_one_change = this_one_change; |
07bf635f | 619 | val1->change = change; |
177c0ea7 | 620 | |
07bf635f RS |
621 | if (change > NO_CHANGE && val1->toolkit_data) |
622 | { | |
a17063b5 | 623 | *change_p = 1; |
07bf635f | 624 | if (val1->free_toolkit_data) |
53e28d2a | 625 | XtFree (val1->toolkit_data); |
07bf635f RS |
626 | val1->toolkit_data = NULL; |
627 | } | |
628 | ||
629 | return val1; | |
630 | } | |
631 | ||
632 | \f | |
633 | /* modifying the widgets */ | |
634 | static Widget | |
c3174d16 | 635 | name_to_widget (widget_instance *instance, char *name) |
07bf635f RS |
636 | { |
637 | Widget widget = NULL; | |
638 | ||
639 | if (!instance->widget) | |
640 | return NULL; | |
641 | ||
642 | if (!strcmp (XtName (instance->widget), name)) | |
643 | widget = instance->widget; | |
644 | else | |
645 | { | |
646 | int length = strlen (name) + 2; | |
f60044f5 | 647 | char* real_name = (char *) xmalloc (length); |
07bf635f RS |
648 | real_name [0] = '*'; |
649 | strcpy (real_name + 1, name); | |
177c0ea7 | 650 | |
07bf635f | 651 | widget = XtNameToWidget (instance->widget, real_name); |
f60044f5 RS |
652 | |
653 | free (real_name); | |
07bf635f RS |
654 | } |
655 | return widget; | |
656 | } | |
657 | ||
658 | static void | |
db0e17de DL |
659 | #ifdef PROTOTYPES |
660 | set_one_value (widget_instance* instance, widget_value* val, Boolean deep_p) | |
661 | #else | |
5f61736f RS |
662 | set_one_value (instance, val, deep_p) |
663 | widget_instance* instance; | |
664 | widget_value* val; | |
665 | Boolean deep_p; | |
db0e17de | 666 | #endif |
07bf635f RS |
667 | { |
668 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 669 | |
07bf635f RS |
670 | if (widget) |
671 | { | |
672 | #if defined (USE_LUCID) | |
673 | if (lw_lucid_widget_p (instance->widget)) | |
674 | xlw_update_one_widget (instance, widget, val, deep_p); | |
675 | #endif | |
676 | #if defined (USE_MOTIF) | |
677 | if (lw_motif_widget_p (instance->widget)) | |
678 | xm_update_one_widget (instance, widget, val, deep_p); | |
679 | #endif | |
9331cca8 FP |
680 | #if defined (USE_XAW) |
681 | if (lw_xaw_widget_p (instance->widget)) | |
682 | xaw_update_one_widget (instance, widget, val, deep_p); | |
07bf635f RS |
683 | #endif |
684 | } | |
685 | } | |
686 | ||
687 | static void | |
db0e17de DL |
688 | #ifdef PROTOTYPES |
689 | update_one_widget_instance (widget_instance* instance, Boolean deep_p) | |
690 | #else | |
5f61736f RS |
691 | update_one_widget_instance (instance, deep_p) |
692 | widget_instance* instance; | |
693 | Boolean deep_p; | |
db0e17de | 694 | #endif |
07bf635f RS |
695 | { |
696 | widget_value *val; | |
697 | ||
698 | if (!instance->widget) | |
699 | /* the widget was destroyed */ | |
700 | return; | |
701 | ||
702 | for (val = instance->info->val; val; val = val->next) | |
703 | if (val->change != NO_CHANGE) | |
704 | set_one_value (instance, val, deep_p); | |
705 | } | |
706 | ||
707 | static void | |
db0e17de DL |
708 | #ifdef PROTOTYPES |
709 | update_all_widget_values (widget_info* info, Boolean deep_p) | |
710 | #else | |
5f61736f RS |
711 | update_all_widget_values (info, deep_p) |
712 | widget_info* info; | |
713 | Boolean deep_p; | |
db0e17de | 714 | #endif |
07bf635f RS |
715 | { |
716 | widget_instance* instance; | |
717 | widget_value* val; | |
718 | ||
719 | for (instance = info->instances; instance; instance = instance->next) | |
720 | update_one_widget_instance (instance, deep_p); | |
721 | ||
722 | for (val = info->val; val; val = val->next) | |
723 | val->change = NO_CHANGE; | |
724 | } | |
725 | ||
a17063b5 | 726 | int |
db0e17de DL |
727 | #ifdef PROTOTYPES |
728 | lw_modify_all_widgets (LWLIB_ID id, widget_value* val, Boolean deep_p) | |
729 | #else | |
5f61736f RS |
730 | lw_modify_all_widgets (id, val, deep_p) |
731 | LWLIB_ID id; | |
732 | widget_value* val; | |
733 | Boolean deep_p; | |
db0e17de | 734 | #endif |
07bf635f RS |
735 | { |
736 | widget_info* info = get_widget_info (id, False); | |
737 | widget_value* new_val; | |
738 | widget_value* next_new_val; | |
739 | widget_value* cur; | |
740 | widget_value* prev; | |
741 | widget_value* next; | |
742 | int found; | |
a17063b5 | 743 | int change_p = 0; |
07bf635f RS |
744 | |
745 | if (!info) | |
fdc4d3cd | 746 | return 0; |
07bf635f RS |
747 | |
748 | for (new_val = val; new_val; new_val = new_val->next) | |
749 | { | |
750 | next_new_val = new_val->next; | |
751 | new_val->next = NULL; | |
752 | found = False; | |
753 | for (prev = NULL, cur = info->val; cur; prev = cur, cur = cur->next) | |
754 | if (!strcmp (cur->name, new_val->name)) | |
755 | { | |
756 | found = True; | |
757 | next = cur->next; | |
758 | cur->next = NULL; | |
a17063b5 GM |
759 | cur = merge_widget_value (cur, new_val, deep_p ? 1000 : 1, |
760 | &change_p); | |
07bf635f RS |
761 | if (prev) |
762 | prev->next = cur ? cur : next; | |
763 | else | |
764 | info->val = cur ? cur : next; | |
765 | if (cur) | |
766 | cur->next = next; | |
767 | break; | |
768 | } | |
769 | if (!found) | |
770 | { | |
771 | /* Could not find it, add it */ | |
772 | if (prev) | |
773 | prev->next = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
774 | else | |
775 | info->val = copy_widget_value_tree (new_val, STRUCTURAL_CHANGE); | |
a17063b5 | 776 | change_p = 1; |
07bf635f RS |
777 | } |
778 | new_val->next = next_new_val; | |
779 | } | |
780 | ||
781 | update_all_widget_values (info, deep_p); | |
a17063b5 | 782 | return change_p; |
07bf635f RS |
783 | } |
784 | ||
785 | \f | |
786 | /* creating the widgets */ | |
787 | ||
788 | static void | |
c3174d16 | 789 | initialize_widget_instance (widget_instance *instance) |
07bf635f RS |
790 | { |
791 | widget_value* val; | |
792 | ||
793 | for (val = instance->info->val; val; val = val->next) | |
794 | val->change = STRUCTURAL_CHANGE; | |
795 | ||
796 | update_one_widget_instance (instance, True); | |
797 | ||
798 | for (val = instance->info->val; val; val = val->next) | |
799 | val->change = NO_CHANGE; | |
800 | } | |
801 | ||
802 | ||
803 | static widget_creation_function | |
c3174d16 | 804 | find_in_table (char *type, widget_creation_entry *table) |
07bf635f RS |
805 | { |
806 | widget_creation_entry* cur; | |
807 | for (cur = table; cur->type; cur++) | |
ed9c1473 | 808 | if (!my_strcasecmp (type, cur->type)) |
07bf635f RS |
809 | return cur->function; |
810 | return NULL; | |
811 | } | |
812 | ||
813 | static Boolean | |
c3174d16 | 814 | dialog_spec_p (char *name) |
07bf635f | 815 | { |
177c0ea7 | 816 | /* return True if name matches [EILPQeilpq][1-9][Bb] or |
07bf635f RS |
817 | [EILPQeilpq][1-9][Bb][Rr][1-9] */ |
818 | if (!name) | |
819 | return False; | |
177c0ea7 | 820 | |
07bf635f RS |
821 | switch (name [0]) |
822 | { | |
823 | case 'E': case 'I': case 'L': case 'P': case 'Q': | |
824 | case 'e': case 'i': case 'l': case 'p': case 'q': | |
825 | if (name [1] >= '0' && name [1] <= '9') | |
826 | { | |
827 | if (name [2] != 'B' && name [2] != 'b') | |
828 | return False; | |
829 | if (!name [3]) | |
830 | return True; | |
831 | if ((name [3] == 'T' || name [3] == 't') && !name [4]) | |
832 | return True; | |
833 | if ((name [3] == 'R' || name [3] == 'r') | |
834 | && name [4] >= '0' && name [4] <= '9' && !name [5]) | |
835 | return True; | |
836 | return False; | |
837 | } | |
838 | else | |
839 | return False; | |
177c0ea7 | 840 | |
07bf635f RS |
841 | default: |
842 | return False; | |
843 | } | |
844 | } | |
845 | ||
846 | static void | |
c3174d16 | 847 | instantiate_widget_instance (widget_instance *instance) |
07bf635f RS |
848 | { |
849 | widget_creation_function function = NULL; | |
850 | ||
851 | #if defined (USE_LUCID) | |
852 | if (!function) | |
853 | function = find_in_table (instance->info->type, xlw_creation_table); | |
854 | #endif | |
855 | #if defined(USE_MOTIF) | |
856 | if (!function) | |
857 | function = find_in_table (instance->info->type, xm_creation_table); | |
858 | #endif | |
9331cca8 FP |
859 | #if defined (USE_XAW) |
860 | if (!function) | |
861 | function = find_in_table (instance->info->type, xaw_creation_table); | |
862 | #endif | |
07bf635f RS |
863 | |
864 | if (!function) | |
865 | { | |
866 | if (dialog_spec_p (instance->info->type)) | |
867 | { | |
868 | #if defined (USE_LUCID) | |
869 | /* not yet */ | |
870 | #endif | |
871 | #if defined(USE_MOTIF) | |
872 | if (!function) | |
873 | function = xm_create_dialog; | |
874 | #endif | |
9331cca8 FP |
875 | #if defined (USE_XAW) |
876 | if (!function) | |
877 | function = xaw_create_dialog; | |
07bf635f RS |
878 | #endif |
879 | } | |
880 | } | |
177c0ea7 | 881 | |
07bf635f RS |
882 | if (!function) |
883 | { | |
884 | printf ("No creation function for widget type %s\n", | |
885 | instance->info->type); | |
886 | abort (); | |
887 | } | |
888 | ||
889 | instance->widget = (*function) (instance); | |
890 | ||
891 | if (!instance->widget) | |
892 | abort (); | |
893 | ||
894 | /* XtRealizeWidget (instance->widget);*/ | |
895 | } | |
896 | ||
177c0ea7 | 897 | void |
02512b20 GM |
898 | lw_register_widget (type, name, id, val, pre_activate_cb, |
899 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
900 | char* type; |
901 | char* name; | |
902 | LWLIB_ID id; | |
903 | widget_value* val; | |
904 | lw_callback pre_activate_cb; | |
905 | lw_callback selection_cb; | |
906 | lw_callback post_activate_cb; | |
02512b20 | 907 | lw_callback highlight_cb; |
07bf635f RS |
908 | { |
909 | if (!get_widget_info (id, False)) | |
910 | allocate_widget_info (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 911 | post_activate_cb, highlight_cb); |
07bf635f RS |
912 | } |
913 | ||
914 | Widget | |
db0e17de DL |
915 | #ifdef PROTOTYPES |
916 | lw_get_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
917 | #else | |
5f61736f RS |
918 | lw_get_widget (id, parent, pop_up_p) |
919 | LWLIB_ID id; | |
920 | Widget parent; | |
921 | Boolean pop_up_p; | |
db0e17de | 922 | #endif |
07bf635f RS |
923 | { |
924 | widget_instance* instance; | |
177c0ea7 | 925 | |
07bf635f RS |
926 | instance = find_instance (id, parent, pop_up_p); |
927 | return instance ? instance->widget : NULL; | |
928 | } | |
929 | ||
930 | Widget | |
db0e17de DL |
931 | #ifdef PROTOTYPES |
932 | lw_make_widget (LWLIB_ID id, Widget parent, Boolean pop_up_p) | |
933 | #else | |
5f61736f RS |
934 | lw_make_widget (id, parent, pop_up_p) |
935 | LWLIB_ID id; | |
936 | Widget parent; | |
937 | Boolean pop_up_p; | |
db0e17de | 938 | #endif |
07bf635f RS |
939 | { |
940 | widget_instance* instance; | |
941 | widget_info* info; | |
177c0ea7 | 942 | |
07bf635f RS |
943 | instance = find_instance (id, parent, pop_up_p); |
944 | if (!instance) | |
945 | { | |
946 | info = get_widget_info (id, False); | |
947 | if (!info) | |
948 | return NULL; | |
949 | instance = allocate_widget_instance (info, parent, pop_up_p); | |
950 | initialize_widget_instance (instance); | |
951 | } | |
952 | if (!instance->widget) | |
953 | abort (); | |
954 | return instance->widget; | |
955 | } | |
956 | ||
957 | Widget | |
db0e17de DL |
958 | #ifdef PROTOTYPES |
959 | lw_create_widget (char* type, char* name, LWLIB_ID id, widget_value* val, | |
960 | Widget parent, Boolean pop_up_p, | |
961 | lw_callback pre_activate_cb, lw_callback selection_cb, | |
962 | lw_callback post_activate_cb, lw_callback highlight_cb) | |
963 | #else | |
02512b20 GM |
964 | lw_create_widget (type, name, id, val, parent, pop_up_p, pre_activate_cb, |
965 | selection_cb, post_activate_cb, highlight_cb) | |
5f61736f RS |
966 | char* type; |
967 | char* name; | |
968 | LWLIB_ID id; | |
969 | widget_value* val; | |
970 | Widget parent; | |
971 | Boolean pop_up_p; | |
972 | lw_callback pre_activate_cb; | |
973 | lw_callback selection_cb; | |
974 | lw_callback post_activate_cb; | |
02512b20 | 975 | lw_callback highlight_cb; |
db0e17de | 976 | #endif |
07bf635f RS |
977 | { |
978 | lw_register_widget (type, name, id, val, pre_activate_cb, selection_cb, | |
02512b20 | 979 | post_activate_cb, highlight_cb); |
07bf635f RS |
980 | return lw_make_widget (id, parent, pop_up_p); |
981 | } | |
177c0ea7 | 982 | |
07bf635f RS |
983 | \f |
984 | /* destroying the widgets */ | |
985 | static void | |
c3174d16 | 986 | destroy_one_instance (widget_instance *instance) |
07bf635f RS |
987 | { |
988 | /* Remove the destroy callback on the widget; that callback will try to | |
989 | dereference the instance object (to set its widget slot to 0, since the | |
990 | widget is dead.) Since the instance is now dead, we don't have to worry | |
991 | about the fact that its widget is dead too. | |
992 | ||
993 | This happens in the Phase2Destroy of the widget, so this callback would | |
994 | not have been run until arbitrarily long after the instance was freed. | |
995 | */ | |
996 | if (instance->widget) | |
997 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
998 | mark_widget_destroyed, (XtPointer)instance); | |
999 | ||
1000 | if (instance->widget) | |
1001 | { | |
1002 | /* The else are pretty tricky here, including the empty statement | |
1003 | at the end because it would be very bad to destroy a widget | |
1004 | twice. */ | |
1005 | #if defined (USE_LUCID) | |
1006 | if (lw_lucid_widget_p (instance->widget)) | |
1007 | xlw_destroy_instance (instance); | |
1008 | else | |
1009 | #endif | |
1010 | #if defined (USE_MOTIF) | |
1011 | if (lw_motif_widget_p (instance->widget)) | |
1012 | xm_destroy_instance (instance); | |
1013 | else | |
1014 | #endif | |
9331cca8 FP |
1015 | #if defined (USE_XAW) |
1016 | if (lw_xaw_widget_p (instance->widget)) | |
1017 | xaw_destroy_instance (instance); | |
177c0ea7 | 1018 | else |
07bf635f RS |
1019 | #endif |
1020 | /* do not remove the empty statement */ | |
1021 | ; | |
1022 | } | |
1023 | ||
1024 | free_widget_instance (instance); | |
1025 | } | |
1026 | ||
1027 | void | |
c3174d16 | 1028 | lw_destroy_widget (Widget w) |
07bf635f RS |
1029 | { |
1030 | widget_instance* instance = get_widget_instance (w, True); | |
177c0ea7 | 1031 | |
07bf635f RS |
1032 | if (instance) |
1033 | { | |
1034 | widget_info *info = instance->info; | |
1035 | /* instance has already been removed from the list; free it */ | |
1036 | destroy_one_instance (instance); | |
1037 | /* if there are no instances left, free the info too */ | |
1038 | if (!info->instances) | |
1039 | lw_destroy_all_widgets (info->id); | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | void | |
c3174d16 | 1044 | lw_destroy_all_widgets (LWLIB_ID id) |
07bf635f RS |
1045 | { |
1046 | widget_info* info = get_widget_info (id, True); | |
1047 | widget_instance* instance; | |
1048 | widget_instance* next; | |
1049 | ||
1050 | if (info) | |
1051 | { | |
1052 | for (instance = info->instances; instance; ) | |
1053 | { | |
1054 | next = instance->next; | |
1055 | destroy_one_instance (instance); | |
1056 | instance = next; | |
1057 | } | |
1058 | free_widget_info (info); | |
1059 | } | |
1060 | } | |
1061 | ||
1062 | void | |
c3174d16 | 1063 | lw_destroy_everything (void) |
07bf635f RS |
1064 | { |
1065 | while (all_widget_info) | |
1066 | lw_destroy_all_widgets (all_widget_info->id); | |
1067 | } | |
1068 | ||
1069 | void | |
c3174d16 | 1070 | lw_destroy_all_pop_ups (void) |
07bf635f RS |
1071 | { |
1072 | widget_info* info; | |
1073 | widget_info* next; | |
1074 | widget_instance* instance; | |
1075 | ||
1076 | for (info = all_widget_info; info; info = next) | |
1077 | { | |
1078 | next = info->next; | |
1079 | instance = info->instances; | |
1080 | if (instance && instance->pop_up_p) | |
1081 | lw_destroy_all_widgets (info->id); | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | #ifdef USE_MOTIF | |
9e3fe459 | 1086 | extern Widget first_child (/* Widget */); /* garbage */ |
07bf635f RS |
1087 | #endif |
1088 | ||
1089 | Widget | |
c3174d16 | 1090 | lw_raise_all_pop_up_widgets (void) |
07bf635f RS |
1091 | { |
1092 | widget_info* info; | |
1093 | widget_instance* instance; | |
1094 | Widget result = NULL; | |
1095 | ||
1096 | for (info = all_widget_info; info; info = info->next) | |
1097 | for (instance = info->instances; instance; instance = instance->next) | |
1098 | if (instance->pop_up_p) | |
1099 | { | |
1100 | Widget widget = instance->widget; | |
1101 | if (widget) | |
1102 | { | |
1103 | if (XtIsManaged (widget) | |
1104 | #ifdef USE_MOTIF | |
1105 | /* What a complete load of crap!!!! | |
1106 | When a dialogShell is on the screen, it is not managed! | |
1107 | */ | |
1108 | || (lw_motif_widget_p (instance->widget) && | |
1109 | XtIsManaged (first_child (widget))) | |
1110 | #endif | |
1111 | ) | |
1112 | { | |
1113 | if (!result) | |
1114 | result = widget; | |
1115 | XMapRaised (XtDisplay (widget), XtWindow (widget)); | |
1116 | } | |
1117 | } | |
1118 | } | |
1119 | return result; | |
1120 | } | |
1121 | ||
1122 | static void | |
db0e17de DL |
1123 | #ifdef PROTOTYPES |
1124 | lw_pop_all_widgets (LWLIB_ID id, Boolean up) | |
1125 | #else | |
5f61736f RS |
1126 | lw_pop_all_widgets (id, up) |
1127 | LWLIB_ID id; | |
1128 | Boolean up; | |
db0e17de | 1129 | #endif |
07bf635f RS |
1130 | { |
1131 | widget_info* info = get_widget_info (id, False); | |
1132 | widget_instance* instance; | |
1133 | ||
1134 | if (info) | |
1135 | for (instance = info->instances; instance; instance = instance->next) | |
1136 | if (instance->pop_up_p && instance->widget) | |
1137 | { | |
07bf635f RS |
1138 | #if defined (USE_LUCID) |
1139 | if (lw_lucid_widget_p (instance->widget)) | |
9331cca8 FP |
1140 | { |
1141 | XtRealizeWidget (instance->widget); | |
1142 | xlw_pop_instance (instance, up); | |
1143 | } | |
07bf635f RS |
1144 | #endif |
1145 | #if defined (USE_MOTIF) | |
1146 | if (lw_motif_widget_p (instance->widget)) | |
9331cca8 FP |
1147 | { |
1148 | XtRealizeWidget (instance->widget); | |
1149 | xm_pop_instance (instance, up); | |
1150 | } | |
07bf635f | 1151 | #endif |
9331cca8 FP |
1152 | #if defined (USE_XAW) |
1153 | if (lw_xaw_widget_p (instance->widget)) | |
1154 | { | |
1155 | XtRealizeWidget (XtParent (instance->widget)); | |
1156 | XtRealizeWidget (instance->widget); | |
1157 | xaw_pop_instance (instance, up); | |
1158 | } | |
07bf635f RS |
1159 | #endif |
1160 | } | |
1161 | } | |
1162 | ||
1163 | void | |
c3174d16 | 1164 | lw_pop_up_all_widgets (LWLIB_ID id) |
07bf635f RS |
1165 | { |
1166 | lw_pop_all_widgets (id, True); | |
1167 | } | |
1168 | ||
1169 | void | |
c3174d16 | 1170 | lw_pop_down_all_widgets (LWLIB_ID id) |
07bf635f RS |
1171 | { |
1172 | lw_pop_all_widgets (id, False); | |
1173 | } | |
1174 | ||
1175 | void | |
c3174d16 | 1176 | lw_popup_menu (Widget widget, XEvent *event) |
07bf635f RS |
1177 | { |
1178 | #if defined (USE_LUCID) | |
1179 | if (lw_lucid_widget_p (widget)) | |
5b3b31d6 | 1180 | xlw_popup_menu (widget, event); |
07bf635f RS |
1181 | #endif |
1182 | #if defined (USE_MOTIF) | |
1183 | if (lw_motif_widget_p (widget)) | |
5b3b31d6 | 1184 | xm_popup_menu (widget, event); |
07bf635f | 1185 | #endif |
9331cca8 FP |
1186 | #if defined (USE_XAW) |
1187 | if (lw_xaw_widget_p (widget)) | |
5b3b31d6 | 1188 | xaw_popup_menu (widget, event); |
9331cca8 | 1189 | #endif |
07bf635f RS |
1190 | } |
1191 | ||
1192 | \f/* get the values back */ | |
1193 | static Boolean | |
c3174d16 | 1194 | get_one_value (widget_instance *instance, widget_value *val) |
07bf635f RS |
1195 | { |
1196 | Widget widget = name_to_widget (instance, val->name); | |
177c0ea7 | 1197 | |
07bf635f RS |
1198 | if (widget) |
1199 | { | |
1200 | #if defined (USE_LUCID) | |
1201 | if (lw_lucid_widget_p (instance->widget)) | |
1202 | xlw_update_one_value (instance, widget, val); | |
1203 | #endif | |
1204 | #if defined (USE_MOTIF) | |
1205 | if (lw_motif_widget_p (instance->widget)) | |
1206 | xm_update_one_value (instance, widget, val); | |
1207 | #endif | |
9331cca8 FP |
1208 | #if defined (USE_XAW) |
1209 | if (lw_xaw_widget_p (instance->widget)) | |
1210 | xaw_update_one_value (instance, widget, val); | |
07bf635f RS |
1211 | #endif |
1212 | return True; | |
1213 | } | |
1214 | else | |
1215 | return False; | |
1216 | } | |
1217 | ||
1218 | Boolean | |
c3174d16 | 1219 | lw_get_some_values (LWLIB_ID id, widget_value *val_out) |
07bf635f RS |
1220 | { |
1221 | widget_info* info = get_widget_info (id, False); | |
1222 | widget_instance* instance; | |
1223 | widget_value* val; | |
1224 | Boolean result = False; | |
1225 | ||
1226 | if (!info) | |
1227 | return False; | |
1228 | ||
1229 | instance = info->instances; | |
1230 | if (!instance) | |
1231 | return False; | |
1232 | ||
1233 | for (val = val_out; val; val = val->next) | |
1234 | if (get_one_value (instance, val)) | |
1235 | result = True; | |
1236 | ||
1237 | return result; | |
1238 | } | |
1239 | ||
1240 | widget_value* | |
c3174d16 | 1241 | lw_get_all_values (LWLIB_ID id) |
07bf635f RS |
1242 | { |
1243 | widget_info* info = get_widget_info (id, False); | |
1244 | widget_value* val = info->val; | |
1245 | if (lw_get_some_values (id, val)) | |
1246 | return val; | |
1247 | else | |
1248 | return NULL; | |
1249 | } | |
1250 | ||
1251 | /* internal function used by the library dependent implementation to get the | |
1252 | widget_value for a given widget in an instance */ | |
1253 | widget_value* | |
c3174d16 | 1254 | lw_get_widget_value_for_widget (widget_instance *instance, Widget w) |
07bf635f RS |
1255 | { |
1256 | char* name = XtName (w); | |
1257 | widget_value* cur; | |
1258 | for (cur = instance->info->val; cur; cur = cur->next) | |
1259 | if (!strcmp (cur->name, name)) | |
1260 | return cur; | |
1261 | return NULL; | |
1262 | } | |
1263 | ||
1264 | \f/* update other instances value when one thing changed */ | |
bd2c5b53 KH |
1265 | |
1266 | /* To forbid recursive calls */ | |
1267 | static Boolean lwlib_updating; | |
1268 | ||
177c0ea7 | 1269 | /* This function can be used as a an XtCallback for the widgets that get |
07bf635f RS |
1270 | modified to update other instances of the widgets. Closure should be the |
1271 | widget_instance. */ | |
1272 | void | |
c3174d16 | 1273 | lw_internal_update_other_instances (Widget widget, XtPointer closure, XtPointer call_data) |
07bf635f | 1274 | { |
07bf635f RS |
1275 | widget_instance* instance = (widget_instance*)closure; |
1276 | char* name = XtName (widget); | |
1277 | widget_info* info; | |
1278 | widget_instance* cur; | |
1279 | widget_value* val; | |
1280 | ||
bd2c5b53 KH |
1281 | /* Avoid possibly infinite recursion. */ |
1282 | if (lwlib_updating) | |
07bf635f RS |
1283 | return; |
1284 | ||
1285 | /* protect against the widget being destroyed */ | |
1286 | if (XtWidgetBeingDestroyedP (widget)) | |
1287 | return; | |
1288 | ||
1289 | /* Return immediately if there are no other instances */ | |
1290 | info = instance->info; | |
1291 | if (!info->instances->next) | |
1292 | return; | |
1293 | ||
bd2c5b53 | 1294 | lwlib_updating = True; |
07bf635f RS |
1295 | |
1296 | for (val = info->val; val && strcmp (val->name, name); val = val->next); | |
1297 | ||
1298 | if (val && get_one_value (instance, val)) | |
1299 | for (cur = info->instances; cur; cur = cur->next) | |
1300 | if (cur != instance) | |
1301 | set_one_value (cur, val, True); | |
1302 | ||
bd2c5b53 | 1303 | lwlib_updating = False; |
07bf635f RS |
1304 | } |
1305 | ||
1306 | ||
1307 | \f/* get the id */ | |
1308 | ||
1309 | LWLIB_ID | |
c3174d16 | 1310 | lw_get_widget_id (Widget w) |
07bf635f RS |
1311 | { |
1312 | widget_instance* instance = get_widget_instance (w, False); | |
1313 | ||
1314 | return instance ? instance->info->id : 0; | |
1315 | } | |
1316 | ||
1317 | \f/* set the keyboard focus */ | |
1318 | void | |
c3174d16 | 1319 | lw_set_keyboard_focus (Widget parent, Widget w) |
07bf635f RS |
1320 | { |
1321 | #if defined (USE_MOTIF) | |
1322 | xm_set_keyboard_focus (parent, w); | |
1323 | #else | |
1324 | XtSetKeyboardFocus (parent, w); | |
1325 | #endif | |
1326 | } | |
1327 | ||
1328 | \f/* Show busy */ | |
1329 | static void | |
db0e17de DL |
1330 | #ifdef PROTOTYPES |
1331 | show_one_widget_busy (Widget w, Boolean flag) | |
1332 | #else | |
5f61736f RS |
1333 | show_one_widget_busy (w, flag) |
1334 | Widget w; | |
1335 | Boolean flag; | |
db0e17de | 1336 | #endif |
07bf635f RS |
1337 | { |
1338 | Pixel foreground = 0; | |
1339 | Pixel background = 1; | |
1340 | Widget widget_to_invert = XtNameToWidget (w, "*sheet"); | |
1341 | if (!widget_to_invert) | |
1342 | widget_to_invert = w; | |
177c0ea7 | 1343 | |
07bf635f RS |
1344 | XtVaGetValues (widget_to_invert, |
1345 | XtNforeground, &foreground, | |
1346 | XtNbackground, &background, | |
8dd095ee | 1347 | NULL); |
07bf635f RS |
1348 | XtVaSetValues (widget_to_invert, |
1349 | XtNforeground, background, | |
1350 | XtNbackground, foreground, | |
8dd095ee | 1351 | NULL); |
07bf635f RS |
1352 | } |
1353 | ||
1354 | void | |
db0e17de DL |
1355 | #ifdef PROTOTYPES |
1356 | lw_show_busy (Widget w, Boolean busy) | |
1357 | #else | |
5f61736f RS |
1358 | lw_show_busy (w, busy) |
1359 | Widget w; | |
1360 | Boolean busy; | |
db0e17de | 1361 | #endif |
07bf635f RS |
1362 | { |
1363 | widget_instance* instance = get_widget_instance (w, False); | |
1364 | widget_info* info; | |
1365 | widget_instance* next; | |
1366 | ||
1367 | if (instance) | |
1368 | { | |
1369 | info = instance->info; | |
1370 | if (info->busy != busy) | |
1371 | { | |
1372 | for (next = info->instances; next; next = next->next) | |
1373 | if (next->widget) | |
1374 | show_one_widget_busy (next->widget, busy); | |
1375 | info->busy = busy; | |
1376 | } | |
1377 | } | |
1378 | } | |
2af91681 PR |
1379 | |
1380 | /* This hack exists because Lucid/Athena need to execute the strange | |
1381 | function below to support geometry management. */ | |
1382 | void | |
db0e17de DL |
1383 | #ifdef PROTOTYPES |
1384 | lw_refigure_widget (Widget w, Boolean doit) | |
1385 | #else | |
2af91681 PR |
1386 | lw_refigure_widget (w, doit) |
1387 | Widget w; | |
1388 | Boolean doit; | |
db0e17de | 1389 | #endif |
2af91681 | 1390 | { |
177c0ea7 | 1391 | #if defined (USE_XAW) |
2af91681 PR |
1392 | XawPanedSetRefigureMode (w, doit); |
1393 | #endif | |
1394 | #if defined (USE_MOTIF) | |
1395 | if (doit) | |
2af91681 | 1396 | XtManageChild (w); |
a61155bc RS |
1397 | else |
1398 | XtUnmanageChild (w); | |
2af91681 PR |
1399 | #endif |
1400 | } | |
1401 | ||
1402 | /* Toolkit independent way of determining if an event window is in the | |
1403 | menubar. */ | |
1404 | Boolean | |
c3174d16 | 1405 | lw_window_is_in_menubar (Window win, Widget menubar_widget) |
2af91681 PR |
1406 | { |
1407 | return menubar_widget | |
1408 | #if defined (USE_LUCID) | |
1409 | && XtWindow (menubar_widget) == win; | |
1410 | #endif | |
1411 | #if defined (USE_MOTIF) | |
c17d59fc RS |
1412 | && ((XtWindow (menubar_widget) == win) |
1413 | || (XtWindowToWidget (XtDisplay (menubar_widget), win) | |
1414 | && (XtParent (XtWindowToWidget (XtDisplay (menubar_widget), win)) | |
1415 | == menubar_widget))); | |
2af91681 PR |
1416 | #endif |
1417 | } | |
1418 | ||
1419 | /* Motif hack to set the main window areas. */ | |
1420 | void | |
c3174d16 | 1421 | lw_set_main_areas (Widget parent, Widget menubar, Widget work_area) |
2af91681 PR |
1422 | { |
1423 | #if defined (USE_MOTIF) | |
6618806e | 1424 | xm_set_main_areas (parent, menubar, work_area); |
2af91681 PR |
1425 | #endif |
1426 | } | |
1427 | ||
1428 | /* Manage resizing for Motif. This disables resizing when the menubar | |
1429 | is about to be modified. */ | |
1430 | void | |
db0e17de DL |
1431 | #ifdef PROTOTYPES |
1432 | lw_allow_resizing (Widget w, Boolean flag) | |
1433 | #else | |
2af91681 PR |
1434 | lw_allow_resizing (w, flag) |
1435 | Widget w; | |
1436 | Boolean flag; | |
db0e17de | 1437 | #endif |
2af91681 PR |
1438 | { |
1439 | #if defined (USE_MOTIF) | |
f78c5177 | 1440 | xm_manage_resizing (w, flag); |
2af91681 PR |
1441 | #endif |
1442 | } | |
da88f592 GM |
1443 | |
1444 | ||
1445 | /* Value is non-zero if LABEL is a menu separator. If it is, *TYPE is | |
1446 | set to an appropriate enumerator of type enum menu_separator. | |
1447 | MOTIF_P non-zero means map separator types not supported by Motif | |
1448 | to similar ones that are supported. */ | |
1449 | ||
1450 | int | |
c3174d16 | 1451 | lw_separator_p (char *label, enum menu_separator *type, int motif_p) |
da88f592 | 1452 | { |
0f3360b0 | 1453 | int separator_p = 0; |
da88f592 GM |
1454 | |
1455 | if (strlen (label) >= 3 | |
1456 | && bcmp (label, "--:", 3) == 0) | |
1457 | { | |
1458 | static struct separator_table | |
1459 | { | |
1460 | char *name; | |
1461 | enum menu_separator type; | |
1462 | } | |
1463 | separator_names[] = | |
1464 | { | |
4a5301d8 PJ |
1465 | {"space", SEPARATOR_NO_LINE}, |
1466 | {"noLine", SEPARATOR_NO_LINE}, | |
1467 | {"singleLine", SEPARATOR_SINGLE_LINE}, | |
1468 | {"doubleLine", SEPARATOR_DOUBLE_LINE}, | |
1469 | {"singleDashedLine", SEPARATOR_SINGLE_DASHED_LINE}, | |
1470 | {"doubleDashedLine", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1471 | {"shadowEtchedIn", SEPARATOR_SHADOW_ETCHED_IN}, | |
1472 | {"shadowEtchedOut", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1473 | {"shadowEtchedInDash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1474 | {"shadowEtchedOutDash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1475 | {"shadowDoubleEtchedIn", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1476 | {"shadowDoubleEtchedOut", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1477 | {"shadowDoubleEtchedInDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1478 | {"shadowDoubleEtchedOutDash", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1479 | {0,0} | |
da88f592 GM |
1480 | }; |
1481 | ||
1482 | int i; | |
1483 | ||
1484 | label += 3; | |
1485 | for (i = 0; separator_names[i].name; ++i) | |
1486 | if (strcmp (label, separator_names[i].name) == 0) | |
1487 | { | |
1488 | separator_p = 1; | |
1489 | *type = separator_names[i].type; | |
1490 | ||
2af98732 GM |
1491 | /* If separator type is not supported under Motif, |
1492 | use a similar one. */ | |
1493 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1494 | *type -= 4; | |
1495 | break; | |
1496 | } | |
1497 | } | |
1498 | else if (strlen (label) > 3 | |
46d74a69 GM |
1499 | && bcmp (label, "--", 2) == 0 |
1500 | && label[2] != '-') | |
2af98732 GM |
1501 | { |
1502 | /* Alternative, more Emacs-style names. */ | |
1503 | static struct separator_table | |
1504 | { | |
1505 | char *name; | |
1506 | enum menu_separator type; | |
1507 | } | |
1508 | separator_names[] = | |
1509 | { | |
4a5301d8 PJ |
1510 | {"space", SEPARATOR_NO_LINE}, |
1511 | {"no-line", SEPARATOR_NO_LINE}, | |
1512 | {"single-line", SEPARATOR_SINGLE_LINE}, | |
1513 | {"double-line", SEPARATOR_DOUBLE_LINE}, | |
1514 | {"single-dashed-line", SEPARATOR_SINGLE_DASHED_LINE}, | |
1515 | {"double-dashed-line", SEPARATOR_DOUBLE_DASHED_LINE}, | |
1516 | {"shadow-etched-in", SEPARATOR_SHADOW_ETCHED_IN}, | |
1517 | {"shadow-etched-out", SEPARATOR_SHADOW_ETCHED_OUT}, | |
1518 | {"shadow-etched-in-dash", SEPARATOR_SHADOW_ETCHED_IN_DASH}, | |
1519 | {"shadow-etched-out-dash", SEPARATOR_SHADOW_ETCHED_OUT_DASH}, | |
1520 | {"shadow-double-etched-in", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN}, | |
1521 | {"shadow-double-etched-out", SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT}, | |
1522 | {"shadow-double-etched-in-dash", SEPARATOR_SHADOW_DOUBLE_ETCHED_IN_DASH}, | |
1523 | {"shadow-double-etched-out-dash",SEPARATOR_SHADOW_DOUBLE_ETCHED_OUT_DASH}, | |
1524 | {0,0} | |
2af98732 GM |
1525 | }; |
1526 | ||
1527 | int i; | |
1528 | ||
1529 | label += 2; | |
1530 | for (i = 0; separator_names[i].name; ++i) | |
1531 | if (strcmp (label, separator_names[i].name) == 0) | |
1532 | { | |
1533 | separator_p = 1; | |
1534 | *type = separator_names[i].type; | |
1535 | ||
da88f592 GM |
1536 | /* If separator type is not supported under Motif, |
1537 | use a similar one. */ | |
1538 | if (motif_p && *type >= SEPARATOR_SHADOW_DOUBLE_ETCHED_IN) | |
1539 | *type -= 4; | |
1540 | break; | |
1541 | } | |
1542 | } | |
1543 | else | |
1544 | { | |
1545 | /* Old-style separator, maybe. It's a separator if it contains | |
1546 | only dashes. */ | |
1547 | while (*label == '-') | |
1548 | ++label; | |
1549 | separator_p = *label == 0; | |
1550 | *type = SEPARATOR_SHADOW_ETCHED_IN; | |
1551 | } | |
1552 | ||
1553 | return separator_p; | |
1554 | } | |
1555 | ||
ab5796a9 MB |
1556 | /* arch-tag: 3d730f36-a441-4a71-9971-48ef3b5a4d9f |
1557 | (do not change this comment) */ |