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07bf635f RS |
1 | /* The lwlib interface to Motif widgets. |
2 | Copyright (C) 1992 Lucid, Inc. | |
3 | ||
4 | This file is part of the Lucid Widget Library. | |
5 | ||
6 | The Lucid Widget Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 1, or (at your option) | |
9 | any later version. | |
10 | ||
11 | The Lucid Widget Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
19 | ||
20 | #include <stdlib.h> | |
21 | #include <unistd.h> | |
22 | #include <string.h> | |
23 | #include <stdio.h> | |
24 | ||
25 | #include <X11/StringDefs.h> | |
26 | #include <X11/IntrinsicP.h> | |
27 | #include <X11/ObjectP.h> | |
28 | #include <X11/CoreP.h> | |
29 | #include <X11/CompositeP.h> | |
30 | ||
31 | #include "lwlib-Xm.h" | |
32 | #include "lwlib-utils.h" | |
33 | ||
34 | #include <Xm/BulletinB.h> | |
35 | #include <Xm/CascadeB.h> | |
36 | #include <Xm/DrawingA.h> | |
37 | #include <Xm/FileSB.h> | |
38 | #include <Xm/Label.h> | |
39 | #include <Xm/List.h> | |
dfdcaf49 | 40 | #include <Xm/MainW.h> |
07bf635f RS |
41 | #include <Xm/MenuShell.h> |
42 | #include <Xm/MessageB.h> | |
dfdcaf49 | 43 | #include <Xm/PanedW.h> |
07bf635f RS |
44 | #include <Xm/PushB.h> |
45 | #include <Xm/PushBG.h> | |
46 | #include <Xm/ArrowB.h> | |
47 | #include <Xm/SelectioB.h> | |
48 | #include <Xm/Text.h> | |
49 | #include <Xm/TextF.h> | |
50 | #include <Xm/ToggleB.h> | |
51 | #include <Xm/ToggleBG.h> | |
52 | #include <Xm/RowColumn.h> | |
53 | #include <Xm/ScrolledW.h> | |
54 | #include <Xm/Separator.h> | |
55 | #include <Xm/DialogS.h> | |
56 | #include <Xm/Form.h> | |
57 | ||
58 | static void xm_pull_down_callback (Widget, XtPointer, XtPointer); | |
59 | static void xm_internal_update_other_instances (Widget, XtPointer, | |
60 | XtPointer); | |
61 | static void xm_generic_callback (Widget, XtPointer, XtPointer); | |
62 | static void xm_nosel_callback (Widget, XtPointer, XtPointer); | |
63 | static void xm_pop_down_callback (Widget, XtPointer, XtPointer); | |
64 | ||
65 | static void | |
66 | xm_update_menu (widget_instance* instance, Widget widget, widget_value* val, | |
67 | Boolean deep_p); | |
68 | ||
69 | \f/* Structures to keep destroyed instances */ | |
70 | typedef struct _destroyed_instance | |
71 | { | |
72 | char* name; | |
73 | char* type; | |
74 | Widget widget; | |
75 | Widget parent; | |
76 | Boolean pop_up_p; | |
77 | struct _destroyed_instance* next; | |
78 | } destroyed_instance; | |
79 | ||
80 | static destroyed_instance* | |
81 | all_destroyed_instances = NULL; | |
82 | ||
83 | static destroyed_instance* | |
84 | make_destroyed_instance (char* name, char* type, Widget widget, Widget parent, | |
85 | Boolean pop_up_p) | |
86 | { | |
87 | destroyed_instance* instance = | |
88 | (destroyed_instance*)malloc (sizeof (destroyed_instance)); | |
dfdcaf49 PR |
89 | instance->name = safe_strdup (name); |
90 | instance->type = safe_strdup (type); | |
07bf635f RS |
91 | instance->widget = widget; |
92 | instance->parent = parent; | |
93 | instance->pop_up_p = pop_up_p; | |
94 | instance->next = NULL; | |
95 | return instance; | |
96 | } | |
97 | ||
98 | static void | |
99 | free_destroyed_instance (destroyed_instance* instance) | |
100 | { | |
101 | free (instance->name); | |
102 | free (instance->type); | |
103 | free (instance); | |
104 | } | |
105 | ||
106 | \f/* motif utility functions */ | |
107 | Widget | |
108 | first_child (Widget widget) | |
109 | { | |
110 | return ((CompositeWidget)widget)->composite.children [0]; | |
111 | } | |
112 | ||
113 | Boolean | |
114 | lw_motif_widget_p (Widget widget) | |
115 | { | |
116 | return | |
117 | XtClass (widget) == xmDialogShellWidgetClass | |
118 | || XmIsPrimitive (widget) || XmIsManager (widget) || XmIsGadget (widget); | |
119 | } | |
120 | ||
121 | static XmString | |
122 | resource_motif_string (Widget widget, char* name) | |
123 | { | |
124 | XtResource resource; | |
125 | XmString result = 0; | |
126 | ||
127 | resource.resource_name = name; | |
128 | resource.resource_class = XmCXmString; | |
129 | resource.resource_type = XmRXmString; | |
130 | resource.resource_size = sizeof (XmString); | |
131 | resource.resource_offset = 0; | |
132 | resource.default_type = XtRImmediate; | |
133 | resource.default_addr = 0; | |
134 | ||
135 | XtGetSubresources (widget, (XtPointer)&result, "dialogString", | |
136 | "DialogString", &resource, 1, NULL, 0); | |
137 | return result; | |
138 | } | |
139 | ||
140 | static void | |
141 | destroy_all_children (Widget widget) | |
142 | { | |
143 | Widget* children; | |
144 | unsigned int number; | |
145 | int i; | |
146 | ||
147 | children = XtCompositeChildren (widget, &number); | |
148 | if (children) | |
149 | { | |
150 | /* Unmanage all children and destroy them. They will only be | |
151 | * really destroyed when we get out of DispatchEvent. */ | |
152 | for (i = 0; i < number; i++) | |
153 | { | |
154 | Widget child = children [i]; | |
155 | if (!child->core.being_destroyed) | |
156 | { | |
157 | XtUnmanageChild (child); | |
158 | XtDestroyWidget (child); | |
159 | } | |
160 | } | |
161 | XtFree ((char *) children); | |
162 | } | |
163 | } | |
164 | ||
165 | \f/* update the label of anything subclass of a label */ | |
166 | static void | |
167 | xm_update_label (widget_instance* instance, Widget widget, widget_value* val) | |
168 | { | |
169 | XmString res_string = 0; | |
170 | XmString built_string = 0; | |
171 | XmString key_string = 0; | |
172 | Arg al [256]; | |
173 | int ac; | |
174 | ||
175 | ac = 0; | |
176 | ||
177 | if (val->value) | |
178 | { | |
179 | res_string = resource_motif_string (widget, val->value); | |
180 | ||
181 | if (res_string) | |
182 | { | |
183 | XtSetArg (al [ac], XmNlabelString, res_string); ac++; | |
184 | } | |
185 | else | |
186 | { | |
187 | built_string = | |
188 | XmStringCreateLtoR (val->value, XmSTRING_DEFAULT_CHARSET); | |
189 | XtSetArg (al [ac], XmNlabelString, built_string); ac++; | |
190 | } | |
191 | XtSetArg (al [ac], XmNlabelType, XmSTRING); ac++; | |
192 | } | |
193 | ||
194 | if (val->key) | |
195 | { | |
196 | key_string = XmStringCreateLtoR (val->key, XmSTRING_DEFAULT_CHARSET); | |
197 | XtSetArg (al [ac], XmNacceleratorText, key_string); ac++; | |
198 | } | |
199 | ||
200 | if (ac) | |
201 | XtSetValues (widget, al, ac); | |
202 | ||
203 | if (built_string) | |
204 | XmStringFree (built_string); | |
205 | ||
206 | if (key_string) | |
207 | XmStringFree (key_string); | |
208 | } | |
209 | ||
210 | \f/* update of list */ | |
211 | static void | |
212 | xm_update_list (widget_instance* instance, Widget widget, widget_value* val) | |
213 | { | |
214 | widget_value* cur; | |
215 | int i; | |
216 | XtRemoveAllCallbacks (widget, XmNsingleSelectionCallback); | |
217 | XtAddCallback (widget, XmNsingleSelectionCallback, xm_generic_callback, | |
218 | instance); | |
219 | for (cur = val->contents, i = 0; cur; cur = cur->next) | |
220 | if (cur->value) | |
221 | { | |
222 | XmString xmstr = XmStringCreate (cur->value, XmSTRING_DEFAULT_CHARSET); | |
223 | i += 1; | |
224 | XmListAddItem (widget, xmstr, 0); | |
225 | if (cur->selected) | |
226 | XmListSelectPos (widget, i, False); | |
227 | XmStringFree (xmstr); | |
228 | } | |
229 | } | |
230 | ||
231 | \f/* update of buttons */ | |
232 | static void | |
233 | xm_update_pushbutton (widget_instance* instance, Widget widget, | |
234 | widget_value* val) | |
235 | { | |
236 | XtVaSetValues (widget, XmNalignment, XmALIGNMENT_CENTER, 0); | |
237 | XtRemoveAllCallbacks (widget, XmNactivateCallback); | |
238 | XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance); | |
239 | } | |
240 | ||
241 | static void | |
242 | xm_update_cascadebutton (widget_instance* instance, Widget widget, | |
243 | widget_value* val) | |
244 | { | |
245 | /* Should also rebuild the menu by calling ...update_menu... */ | |
246 | XtRemoveAllCallbacks (widget, XmNcascadingCallback); | |
247 | XtAddCallback (widget, XmNcascadingCallback, xm_pull_down_callback, | |
248 | instance); | |
249 | } | |
250 | ||
251 | \f/* update toggle and radiobox */ | |
252 | static void | |
253 | xm_update_toggle (widget_instance* instance, Widget widget, widget_value* val) | |
254 | { | |
255 | XtRemoveAllCallbacks (widget, XmNvalueChangedCallback); | |
256 | XtAddCallback (widget, XmNvalueChangedCallback, | |
257 | xm_internal_update_other_instances, instance); | |
258 | XtVaSetValues (widget, XmNset, val->selected, | |
259 | XmNalignment, XmALIGNMENT_BEGINNING, 0); | |
260 | } | |
261 | ||
262 | static void | |
263 | xm_update_radiobox (widget_instance* instance, Widget widget, | |
264 | widget_value* val) | |
265 | { | |
266 | Widget toggle; | |
267 | widget_value* cur; | |
268 | ||
269 | /* update the callback */ | |
270 | XtRemoveAllCallbacks (widget, XmNentryCallback); | |
271 | XtAddCallback (widget, XmNentryCallback, xm_generic_callback, instance); | |
272 | ||
273 | /* first update all the toggles */ | |
274 | /* Energize kernel interface is currently bad. It sets the selected widget | |
275 | with the selected flag but returns it by its name. So we currently | |
276 | have to support both setting the selection with the selected slot | |
277 | of val contents and setting it with the "value" slot of val. The latter | |
278 | has a higher priority. This to be removed when the kernel is fixed. */ | |
279 | for (cur = val->contents; cur; cur = cur->next) | |
280 | { | |
281 | toggle = XtNameToWidget (widget, cur->value); | |
282 | if (toggle) | |
283 | { | |
284 | XtVaSetValues (toggle, XmNsensitive, cur->enabled, 0); | |
285 | if (!val->value && cur->selected) | |
286 | XtVaSetValues (toggle, XmNset, cur->selected, 0); | |
287 | if (val->value && strcmp (val->value, cur->value)) | |
288 | XtVaSetValues (toggle, XmNset, False, 0); | |
289 | } | |
290 | } | |
291 | ||
292 | /* The selected was specified by the value slot */ | |
293 | if (val->value) | |
294 | { | |
295 | toggle = XtNameToWidget (widget, val->value); | |
296 | if (toggle) | |
297 | XtVaSetValues (toggle, XmNset, True, 0); | |
298 | } | |
299 | } | |
300 | ||
301 | \f/* update a popup menu, pulldown menu or a menubar */ | |
302 | static Boolean | |
303 | all_dashes_p (char* s) | |
304 | { | |
305 | char* t; | |
306 | for (t = s; *t; t++) | |
307 | if (*t != '-') | |
308 | return False; | |
309 | return True; | |
310 | } | |
311 | ||
312 | static void | |
313 | make_menu_in_widget (widget_instance* instance, Widget widget, | |
314 | widget_value* val) | |
315 | { | |
316 | Widget* children = 0; | |
317 | int num_children; | |
318 | int child_index; | |
319 | widget_value* cur; | |
320 | Widget button = 0; | |
321 | Widget menu; | |
322 | Arg al [256]; | |
323 | int ac; | |
324 | Boolean menubar_p; | |
325 | ||
326 | /* Allocate the children array */ | |
327 | for (num_children = 0, cur = val; cur; num_children++, cur = cur->next); | |
328 | children = (Widget*)XtMalloc (num_children * sizeof (Widget)); | |
329 | ||
330 | /* tricky way to know if this RowColumn is a menubar or a pulldown... */ | |
331 | menubar_p = False; | |
332 | XtSetArg (al[0], XmNisHomogeneous, &menubar_p); | |
333 | XtGetValues (widget, al, 1); | |
334 | ||
335 | /* add the unmap callback for popups and pulldowns */ | |
336 | /*** this sounds bogus ***/ | |
337 | if (!menubar_p) | |
338 | XtAddCallback (XtParent (widget), XmNpopdownCallback, | |
339 | xm_pop_down_callback, (XtPointer)instance); | |
340 | ||
341 | for (child_index = 0, cur = val; cur; child_index++, cur = cur->next) | |
342 | { | |
343 | ac = 0; | |
344 | XtSetArg (al [ac], XmNsensitive, cur->enabled); ac++; | |
345 | XtSetArg (al [ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++; | |
346 | XtSetArg (al [ac], XmNuserData, cur->call_data); ac++; | |
347 | ||
c884904e PR |
348 | if (instance->pop_up_p && !cur->contents && !cur->call_data) |
349 | { | |
350 | ac = 0; | |
351 | XtSetArg (al[ac], XmNalignment, XmALIGNMENT_CENTER); ac++; | |
352 | button = XmCreateLabel (widget, cur->name, al, ac); | |
353 | } | |
354 | else if (all_dashes_p (cur->name)) | |
07bf635f RS |
355 | { |
356 | button = XmCreateSeparator (widget, cur->name, NULL, 0); | |
357 | } | |
358 | else if (!cur->contents) | |
359 | { | |
360 | if (menubar_p) | |
361 | button = XmCreateCascadeButton (widget, cur->name, al, ac); | |
362 | else if (!cur->call_data) | |
363 | button = XmCreateLabel (widget, cur->name, al, ac); | |
364 | else | |
365 | button = XmCreatePushButtonGadget (widget, cur->name, al, ac); | |
366 | ||
367 | xm_update_label (instance, button, cur); | |
368 | ||
369 | /* don't add a callback to a simple label */ | |
370 | if (cur->call_data) | |
371 | XtAddCallback (button, XmNactivateCallback, xm_generic_callback, | |
372 | (XtPointer)instance); | |
373 | } | |
374 | else | |
375 | { | |
376 | menu = XmCreatePulldownMenu (widget, "pulldown", NULL, 0); | |
377 | make_menu_in_widget (instance, menu, cur->contents); | |
378 | XtSetArg (al [ac], XmNsubMenuId, menu); ac++; | |
379 | button = XmCreateCascadeButton (widget, cur->name, al, ac); | |
380 | ||
381 | xm_update_label (instance, button, cur); | |
382 | ||
383 | XtAddCallback (button, XmNcascadingCallback, xm_pull_down_callback, | |
384 | (XtPointer)instance); | |
385 | } | |
386 | ||
387 | children [child_index] = button; | |
388 | } | |
389 | ||
390 | XtManageChildren (children, num_children); | |
391 | ||
392 | /* Last entry is the help button. Has to be done after managing | |
393 | * the buttons otherwise the menubar is only 4 pixels high... */ | |
394 | if (button) | |
395 | { | |
396 | ac = 0; | |
397 | XtSetArg (al [ac], XmNmenuHelpWidget, button); ac++; | |
398 | XtSetValues (widget, al, ac); | |
399 | } | |
400 | ||
401 | XtFree ((char *) children); | |
402 | } | |
403 | ||
404 | static void | |
405 | update_one_menu_entry (widget_instance* instance, Widget widget, | |
406 | widget_value* val, Boolean deep_p) | |
407 | { | |
408 | Arg al [256]; | |
409 | int ac; | |
410 | Widget menu; | |
411 | widget_value* contents; | |
412 | ||
413 | if (val->change == NO_CHANGE) | |
414 | return; | |
415 | ||
416 | /* update the sensitivity and userdata */ | |
417 | /* Common to all widget types */ | |
418 | XtVaSetValues (widget, | |
419 | XmNsensitive, val->enabled, | |
420 | XmNuserData, val->call_data, | |
421 | 0); | |
422 | ||
423 | /* update the menu button as a label. */ | |
424 | if (val->change >= VISIBLE_CHANGE) | |
425 | xm_update_label (instance, widget, val); | |
426 | ||
427 | /* update the pulldown/pullaside as needed */ | |
428 | ac = 0; | |
429 | menu = NULL; | |
430 | XtSetArg (al [ac], XmNsubMenuId, &menu); ac++; | |
431 | XtGetValues (widget, al, ac); | |
432 | ||
433 | contents = val->contents; | |
434 | ||
435 | if (!menu) | |
436 | { | |
437 | if (contents) | |
438 | { | |
439 | menu = XmCreatePulldownMenu (widget, "pulldown", NULL, 0); | |
440 | make_menu_in_widget (instance, menu, contents); | |
441 | ac = 0; | |
442 | XtSetArg (al [ac], XmNsubMenuId, menu); ac++; | |
443 | XtSetValues (widget, al, ac); | |
444 | } | |
445 | } | |
446 | else if (!contents) | |
447 | { | |
448 | ac = 0; | |
449 | XtSetArg (al [ac], XmNsubMenuId, NULL); ac++; | |
450 | XtSetValues (widget, al, ac); | |
451 | XtDestroyWidget (menu); | |
452 | } | |
453 | else if (deep_p && contents->change != NO_CHANGE) | |
454 | xm_update_menu (instance, menu, val, 1); | |
455 | } | |
456 | ||
457 | static void | |
458 | xm_update_menu (widget_instance* instance, Widget widget, widget_value* val, | |
459 | Boolean deep_p) | |
460 | { | |
461 | /* Widget is a RowColumn widget whose contents have to be updated | |
462 | * to reflect the list of items in val->contents */ | |
463 | if (val->contents->change == STRUCTURAL_CHANGE) | |
464 | { | |
465 | destroy_all_children (widget); | |
466 | make_menu_in_widget (instance, widget, val->contents); | |
467 | } | |
468 | else | |
469 | { | |
470 | /* Update all the buttons of the RowColumn in order. */ | |
471 | Widget* children; | |
472 | unsigned int num_children; | |
473 | int i; | |
474 | widget_value* cur; | |
475 | ||
476 | children = XtCompositeChildren (widget, &num_children); | |
477 | if (children) | |
478 | { | |
479 | for (i = 0, cur = val->contents; i < num_children; i++) | |
480 | { | |
481 | if (!cur) | |
482 | abort (); | |
483 | if (children [i]->core.being_destroyed | |
484 | || strcmp (XtName (children [i]), cur->name)) | |
485 | continue; | |
486 | update_one_menu_entry (instance, children [i], cur, deep_p); | |
487 | cur = cur->next; | |
488 | } | |
489 | XtFree ((char *) children); | |
490 | } | |
491 | if (cur) | |
492 | abort (); | |
493 | } | |
494 | } | |
495 | ||
496 | \f | |
497 | /* update text widgets */ | |
498 | ||
499 | static void | |
500 | xm_update_text (widget_instance* instance, Widget widget, widget_value* val) | |
501 | { | |
502 | XmTextSetString (widget, val->value ? val->value : ""); | |
503 | XtRemoveAllCallbacks (widget, XmNactivateCallback); | |
504 | XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance); | |
505 | XtRemoveAllCallbacks (widget, XmNvalueChangedCallback); | |
506 | XtAddCallback (widget, XmNvalueChangedCallback, | |
507 | xm_internal_update_other_instances, instance); | |
508 | } | |
509 | ||
510 | static void | |
511 | xm_update_text_field (widget_instance* instance, Widget widget, | |
512 | widget_value* val) | |
513 | { | |
514 | XmTextFieldSetString (widget, val->value ? val->value : ""); | |
515 | XtRemoveAllCallbacks (widget, XmNactivateCallback); | |
516 | XtAddCallback (widget, XmNactivateCallback, xm_generic_callback, instance); | |
517 | XtRemoveAllCallbacks (widget, XmNvalueChangedCallback); | |
518 | XtAddCallback (widget, XmNvalueChangedCallback, | |
519 | xm_internal_update_other_instances, instance); | |
520 | } | |
521 | ||
522 | \f | |
523 | /* update a motif widget */ | |
524 | ||
525 | void | |
526 | xm_update_one_widget (widget_instance* instance, Widget widget, | |
527 | widget_value* val, Boolean deep_p) | |
528 | { | |
529 | WidgetClass class; | |
530 | ||
531 | /* Mark as not edited */ | |
532 | val->edited = False; | |
533 | ||
534 | /* Common to all widget types */ | |
535 | XtVaSetValues (widget, | |
536 | XmNsensitive, val->enabled, | |
537 | XmNuserData, val->call_data, | |
538 | 0); | |
539 | ||
540 | /* Common to all label like widgets */ | |
541 | if (XtIsSubclass (widget, xmLabelWidgetClass)) | |
542 | xm_update_label (instance, widget, val); | |
543 | ||
544 | class = XtClass (widget); | |
545 | /* Class specific things */ | |
546 | if (class == xmPushButtonWidgetClass || | |
547 | class == xmArrowButtonWidgetClass) | |
548 | { | |
549 | xm_update_pushbutton (instance, widget, val); | |
550 | } | |
551 | else if (class == xmCascadeButtonWidgetClass) | |
552 | { | |
553 | xm_update_cascadebutton (instance, widget, val); | |
554 | } | |
555 | else if (class == xmToggleButtonWidgetClass | |
556 | || class == xmToggleButtonGadgetClass) | |
557 | { | |
558 | xm_update_toggle (instance, widget, val); | |
559 | } | |
560 | else if (class == xmRowColumnWidgetClass) | |
561 | { | |
562 | Boolean radiobox = 0; | |
563 | int ac = 0; | |
564 | Arg al [1]; | |
565 | ||
566 | XtSetArg (al [ac], XmNradioBehavior, &radiobox); ac++; | |
567 | XtGetValues (widget, al, ac); | |
568 | ||
569 | if (radiobox) | |
570 | xm_update_radiobox (instance, widget, val); | |
571 | else | |
572 | xm_update_menu (instance, widget, val, deep_p); | |
573 | } | |
574 | else if (class == xmTextWidgetClass) | |
575 | { | |
576 | xm_update_text (instance, widget, val); | |
577 | } | |
578 | else if (class == xmTextFieldWidgetClass) | |
579 | { | |
580 | xm_update_text_field (instance, widget, val); | |
581 | } | |
582 | else if (class == xmListWidgetClass) | |
583 | { | |
584 | xm_update_list (instance, widget, val); | |
585 | } | |
586 | } | |
587 | ||
588 | \f/* getting the value back */ | |
589 | void | |
590 | xm_update_one_value (widget_instance* instance, Widget widget, | |
591 | widget_value* val) | |
592 | { | |
593 | WidgetClass class = XtClass (widget); | |
594 | widget_value *old_wv; | |
595 | ||
596 | /* copy the call_data slot into the "return" widget_value */ | |
597 | for (old_wv = instance->info->val->contents; old_wv; old_wv = old_wv->next) | |
598 | if (!strcmp (val->name, old_wv->name)) | |
599 | { | |
600 | val->call_data = old_wv->call_data; | |
601 | break; | |
602 | } | |
603 | ||
604 | if (class == xmToggleButtonWidgetClass || class == xmToggleButtonGadgetClass) | |
605 | { | |
606 | XtVaGetValues (widget, XmNset, &val->selected, 0); | |
607 | val->edited = True; | |
608 | } | |
609 | else if (class == xmTextWidgetClass) | |
610 | { | |
611 | if (val->value) | |
612 | free (val->value); | |
613 | val->value = XmTextGetString (widget); | |
614 | val->edited = True; | |
615 | } | |
616 | else if (class == xmTextFieldWidgetClass) | |
617 | { | |
618 | if (val->value) | |
619 | free (val->value); | |
620 | val->value = XmTextFieldGetString (widget); | |
621 | val->edited = True; | |
622 | } | |
623 | else if (class == xmRowColumnWidgetClass) | |
624 | { | |
625 | Boolean radiobox = 0; | |
626 | int ac = 0; | |
627 | Arg al [1]; | |
628 | ||
629 | XtSetArg (al [ac], XmNradioBehavior, &radiobox); ac++; | |
630 | XtGetValues (widget, al, ac); | |
631 | ||
632 | if (radiobox) | |
633 | { | |
634 | CompositeWidget radio = (CompositeWidget)widget; | |
635 | int i; | |
636 | for (i = 0; i < radio->composite.num_children; i++) | |
637 | { | |
638 | int set = False; | |
639 | Widget toggle = radio->composite.children [i]; | |
640 | ||
641 | XtVaGetValues (toggle, XmNset, &set, 0); | |
642 | if (set) | |
643 | { | |
644 | if (val->value) | |
645 | free (val->value); | |
dfdcaf49 | 646 | val->value = safe_strdup (XtName (toggle)); |
07bf635f RS |
647 | } |
648 | } | |
649 | val->edited = True; | |
650 | } | |
651 | } | |
652 | else if (class == xmListWidgetClass) | |
653 | { | |
654 | int pos_cnt; | |
655 | int* pos_list; | |
656 | if (XmListGetSelectedPos (widget, &pos_list, &pos_cnt)) | |
657 | { | |
658 | int i; | |
659 | widget_value* cur; | |
660 | for (cur = val->contents, i = 0; cur; cur = cur->next) | |
661 | if (cur->value) | |
662 | { | |
663 | int j; | |
664 | cur->selected = False; | |
665 | i += 1; | |
666 | for (j = 0; j < pos_cnt; j++) | |
667 | if (pos_list [j] == i) | |
668 | { | |
669 | cur->selected = True; | |
dfdcaf49 | 670 | val->value = safe_strdup (cur->name); |
07bf635f RS |
671 | } |
672 | } | |
673 | val->edited = 1; | |
674 | XtFree ((char *) pos_list); | |
675 | } | |
676 | } | |
677 | } | |
678 | ||
679 | \f | |
680 | /* This function is for activating a button from a program. It's wrong because | |
681 | we pass a NULL argument in the call_data which is not Motif compatible. | |
682 | This is used from the XmNdefaultAction callback of the List widgets to | |
683 | have a dble-click put down a dialog box like the button woudl do. | |
684 | I could not find a way to do that with accelerators. | |
685 | */ | |
686 | static void | |
687 | activate_button (Widget widget, XtPointer closure, XtPointer call_data) | |
688 | { | |
689 | Widget button = (Widget)closure; | |
690 | XtCallCallbacks (button, XmNactivateCallback, NULL); | |
691 | } | |
692 | ||
693 | /* creation functions */ | |
694 | ||
695 | /* dialogs */ | |
696 | static Widget | |
697 | make_dialog (char* name, Widget parent, Boolean pop_up_p, | |
698 | char* shell_title, char* icon_name, Boolean text_input_slot, | |
699 | Boolean radio_box, Boolean list, | |
700 | int left_buttons, int right_buttons) | |
701 | { | |
702 | Widget result; | |
703 | Widget form; | |
704 | Widget row; | |
705 | Widget icon; | |
706 | Widget icon_separator; | |
707 | Widget message; | |
708 | Widget value = 0; | |
709 | Widget separator; | |
710 | Widget button = 0; | |
711 | Widget children [16]; /* for the final XtManageChildren */ | |
712 | int n_children; | |
713 | Arg al[64]; /* Arg List */ | |
714 | int ac; /* Arg Count */ | |
715 | int i; | |
716 | ||
717 | if (pop_up_p) | |
718 | { | |
719 | ac = 0; | |
720 | XtSetArg(al[ac], XmNtitle, shell_title); ac++; | |
721 | XtSetArg(al[ac], XtNallowShellResize, True); ac++; | |
722 | XtSetArg(al[ac], XmNdeleteResponse, XmUNMAP); ac++; | |
723 | result = XmCreateDialogShell (parent, "dialog", al, ac); | |
724 | ac = 0; | |
725 | XtSetArg(al[ac], XmNautoUnmanage, FALSE); ac++; | |
726 | /* XtSetArg(al[ac], XmNautoUnmanage, TRUE); ac++; */ /* ####is this ok? */ | |
727 | XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++; | |
728 | form = XmCreateForm (result, shell_title, al, ac); | |
729 | } | |
730 | else | |
731 | { | |
732 | ac = 0; | |
733 | XtSetArg(al[ac], XmNautoUnmanage, FALSE); ac++; | |
734 | XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++; | |
735 | form = XmCreateForm (parent, shell_title, al, ac); | |
736 | result = form; | |
737 | } | |
738 | ||
688f8f7f | 739 | n_children = left_buttons + right_buttons + 1; |
07bf635f | 740 | ac = 0; |
688f8f7f RS |
741 | XtSetArg(al[ac], XmNpacking, n_children == 3? |
742 | XmPACK_COLUMN: XmPACK_TIGHT); ac++; | |
743 | XtSetArg(al[ac], XmNorientation, n_children == 3? | |
744 | XmVERTICAL: XmHORIZONTAL); ac++; | |
07bf635f RS |
745 | XtSetArg(al[ac], XmNnumColumns, left_buttons + right_buttons + 1); ac++; |
746 | XtSetArg(al[ac], XmNmarginWidth, 0); ac++; | |
747 | XtSetArg(al[ac], XmNmarginHeight, 0); ac++; | |
748 | XtSetArg(al[ac], XmNspacing, 13); ac++; | |
749 | XtSetArg(al[ac], XmNadjustLast, False); ac++; | |
750 | XtSetArg(al[ac], XmNalignment, XmALIGNMENT_CENTER); ac++; | |
751 | XtSetArg(al[ac], XmNisAligned, True); ac++; | |
752 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++; | |
753 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_FORM); ac++; | |
754 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
755 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++; | |
756 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
757 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
758 | XtSetArg(al[ac], XmNrightOffset, 13); ac++; | |
759 | row = XmCreateRowColumn (form, "row", al, ac); | |
760 | ||
761 | n_children = 0; | |
762 | for (i = 0; i < left_buttons; i++) | |
763 | { | |
764 | char button_name [16]; | |
765 | sprintf (button_name, "button%d", i + 1); | |
766 | ac = 0; | |
767 | if (i == 0) | |
768 | { | |
769 | XtSetArg(al[ac], XmNhighlightThickness, 1); ac++; | |
770 | XtSetArg(al[ac], XmNshowAsDefault, TRUE); ac++; | |
771 | } | |
688f8f7f | 772 | XtSetArg(al[ac], XmNmarginWidth, 10); ac++; |
07bf635f RS |
773 | XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++; |
774 | children [n_children] = XmCreatePushButton (row, button_name, al, ac); | |
775 | ||
776 | if (i == 0) | |
777 | { | |
778 | button = children [n_children]; | |
779 | ac = 0; | |
780 | XtSetArg(al[ac], XmNdefaultButton, button); ac++; | |
781 | XtSetValues (row, al, ac); | |
782 | } | |
783 | ||
784 | n_children++; | |
785 | } | |
786 | ||
787 | /* invisible seperator button */ | |
788 | ac = 0; | |
789 | XtSetArg (al[ac], XmNmappedWhenManaged, FALSE); ac++; | |
790 | children [n_children] = XmCreateLabel (row, "separator_button", al, ac); | |
791 | n_children++; | |
792 | ||
793 | for (i = 0; i < right_buttons; i++) | |
794 | { | |
795 | char button_name [16]; | |
796 | sprintf (button_name, "button%d", left_buttons + i + 1); | |
797 | ac = 0; | |
688f8f7f | 798 | XtSetArg(al[ac], XmNmarginWidth, 10); ac++; |
07bf635f RS |
799 | XtSetArg(al[ac], XmNnavigationType, XmTAB_GROUP); ac++; |
800 | children [n_children] = XmCreatePushButton (row, button_name, al, ac); | |
801 | if (! button) button = children [n_children]; | |
802 | n_children++; | |
803 | } | |
804 | ||
805 | XtManageChildren (children, n_children); | |
806 | ||
807 | ac = 0; | |
808 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++; | |
809 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
810 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
811 | XtSetArg(al[ac], XmNbottomWidget, row); ac++; | |
812 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++; | |
813 | XtSetArg(al[ac], XmNleftOffset, 0); ac++; | |
814 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
815 | XtSetArg(al[ac], XmNrightOffset, 0); ac++; | |
816 | separator = XmCreateSeparator (form, "", al, ac); | |
817 | ||
818 | ac = 0; | |
819 | XtSetArg(al[ac], XmNlabelType, XmPIXMAP); ac++; | |
820 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++; | |
821 | XtSetArg(al[ac], XmNtopOffset, 13); ac++; | |
822 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_NONE); ac++; | |
823 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_FORM); ac++; | |
824 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
825 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_NONE); ac++; | |
826 | icon = XmCreateLabel (form, icon_name, al, ac); | |
827 | ||
828 | ac = 0; | |
829 | XtSetArg(al[ac], XmNmappedWhenManaged, FALSE); ac++; | |
830 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_WIDGET); ac++; | |
831 | XtSetArg(al[ac], XmNtopOffset, 6); ac++; | |
832 | XtSetArg(al[ac], XmNtopWidget, icon); ac++; | |
833 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
834 | XtSetArg(al[ac], XmNbottomOffset, 6); ac++; | |
835 | XtSetArg(al[ac], XmNbottomWidget, separator); ac++; | |
836 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_NONE); ac++; | |
837 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_NONE); ac++; | |
838 | icon_separator = XmCreateLabel (form, "", al, ac); | |
839 | ||
840 | if (text_input_slot) | |
841 | { | |
842 | ac = 0; | |
843 | XtSetArg(al[ac], XmNcolumns, 50); ac++; | |
844 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++; | |
845 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
846 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
847 | XtSetArg(al[ac], XmNbottomWidget, separator); ac++; | |
848 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++; | |
849 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
850 | XtSetArg(al[ac], XmNleftWidget, icon); ac++; | |
851 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
852 | XtSetArg(al[ac], XmNrightOffset, 13); ac++; | |
853 | value = XmCreateTextField (form, "value", al, ac); | |
854 | } | |
855 | else if (radio_box) | |
856 | { | |
857 | Widget radio_butt; | |
858 | ac = 0; | |
859 | XtSetArg(al[ac], XmNmarginWidth, 0); ac++; | |
860 | XtSetArg(al[ac], XmNmarginHeight, 0); ac++; | |
861 | XtSetArg(al[ac], XmNspacing, 13); ac++; | |
862 | XtSetArg(al[ac], XmNalignment, XmALIGNMENT_CENTER); ac++; | |
863 | XtSetArg(al[ac], XmNorientation, XmHORIZONTAL); ac++; | |
864 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
865 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
866 | XtSetArg(al[ac], XmNbottomWidget, separator); ac++; | |
867 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++; | |
868 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
869 | XtSetArg(al[ac], XmNleftWidget, icon); ac++; | |
870 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
871 | XtSetArg(al[ac], XmNrightOffset, 13); ac++; | |
872 | value = XmCreateRadioBox (form, "radiobutton1", al, ac); | |
873 | ac = 0; | |
874 | i = 0; | |
875 | radio_butt = XmCreateToggleButtonGadget (value, "radio1", al, ac); | |
876 | children [i++] = radio_butt; | |
877 | radio_butt = XmCreateToggleButtonGadget (value, "radio2", al, ac); | |
878 | children [i++] = radio_butt; | |
879 | radio_butt = XmCreateToggleButtonGadget (value, "radio3", al, ac); | |
880 | children [i++] = radio_butt; | |
881 | XtManageChildren (children, i); | |
882 | } | |
883 | else if (list) | |
884 | { | |
885 | ac = 0; | |
886 | XtSetArg(al[ac], XmNvisibleItemCount, 5); ac++; | |
887 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_NONE); ac++; | |
888 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
889 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
890 | XtSetArg(al[ac], XmNbottomWidget, separator); ac++; | |
891 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++; | |
892 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
893 | XtSetArg(al[ac], XmNleftWidget, icon); ac++; | |
894 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
895 | XtSetArg(al[ac], XmNrightOffset, 13); ac++; | |
896 | value = XmCreateScrolledList (form, "list", al, ac); | |
897 | ||
898 | /* this is the easiest way I found to have the dble click in the | |
899 | list activate the default button */ | |
900 | XtAddCallback (value, XmNdefaultActionCallback, activate_button, button); | |
901 | } | |
902 | ||
903 | ac = 0; | |
904 | XtSetArg(al[ac], XmNalignment, XmALIGNMENT_BEGINNING); ac++; | |
905 | XtSetArg(al[ac], XmNtopAttachment, XmATTACH_FORM); ac++; | |
906 | XtSetArg(al[ac], XmNtopOffset, 13); ac++; | |
907 | XtSetArg(al[ac], XmNbottomAttachment, XmATTACH_WIDGET); ac++; | |
908 | XtSetArg(al[ac], XmNbottomOffset, 13); ac++; | |
909 | XtSetArg(al[ac], XmNbottomWidget, | |
910 | text_input_slot || radio_box || list ? value : separator); ac++; | |
911 | XtSetArg(al[ac], XmNleftAttachment, XmATTACH_WIDGET); ac++; | |
912 | XtSetArg(al[ac], XmNleftOffset, 13); ac++; | |
913 | XtSetArg(al[ac], XmNleftWidget, icon); ac++; | |
914 | XtSetArg(al[ac], XmNrightAttachment, XmATTACH_FORM); ac++; | |
915 | XtSetArg(al[ac], XmNrightOffset, 13); ac++; | |
916 | message = XmCreateLabel (form, "message", al, ac); | |
917 | ||
918 | if (list) | |
919 | XtManageChild (value); | |
920 | ||
921 | i = 0; | |
922 | children [i] = row; i++; | |
923 | children [i] = separator; i++; | |
924 | if (text_input_slot || radio_box) | |
925 | { | |
926 | children [i] = value; i++; | |
927 | } | |
928 | children [i] = message; i++; | |
929 | children [i] = icon; i++; | |
930 | children [i] = icon_separator; i++; | |
931 | XtManageChildren (children, i); | |
932 | ||
933 | if (text_input_slot || list) | |
934 | { | |
935 | XtInstallAccelerators (value, button); | |
936 | XtSetKeyboardFocus (result, value); | |
937 | } | |
938 | else | |
939 | { | |
940 | XtInstallAccelerators (form, button); | |
941 | XtSetKeyboardFocus (result, button); | |
942 | } | |
943 | ||
944 | return result; | |
945 | } | |
946 | ||
947 | static destroyed_instance* | |
948 | find_matching_instance (widget_instance* instance) | |
949 | { | |
950 | destroyed_instance* cur; | |
951 | destroyed_instance* prev; | |
952 | char* type = instance->info->type; | |
953 | char* name = instance->info->name; | |
954 | ||
955 | for (prev = NULL, cur = all_destroyed_instances; | |
956 | cur; | |
957 | prev = cur, cur = cur->next) | |
958 | { | |
959 | if (!strcmp (cur->name, name) | |
960 | && !strcmp (cur->type, type) | |
961 | && cur->parent == instance->parent | |
962 | && cur->pop_up_p == instance->pop_up_p) | |
963 | { | |
964 | if (prev) | |
965 | prev->next = cur->next; | |
966 | else | |
967 | all_destroyed_instances = cur->next; | |
968 | return cur; | |
969 | } | |
970 | /* do some cleanup */ | |
971 | else if (!cur->widget) | |
972 | { | |
973 | if (prev) | |
974 | prev->next = cur->next; | |
975 | else | |
976 | all_destroyed_instances = cur->next; | |
977 | free_destroyed_instance (cur); | |
978 | cur = prev ? prev : all_destroyed_instances; | |
979 | } | |
980 | } | |
981 | return NULL; | |
982 | } | |
983 | ||
984 | static void | |
985 | mark_dead_instance_destroyed (Widget widget, XtPointer closure, | |
986 | XtPointer call_data) | |
987 | { | |
988 | destroyed_instance* instance = (destroyed_instance*)closure; | |
989 | instance->widget = NULL; | |
990 | } | |
991 | ||
992 | static void | |
993 | recenter_widget (Widget widget) | |
994 | { | |
995 | Widget parent = XtParent (widget); | |
996 | Screen* screen = XtScreen (widget); | |
997 | Dimension screen_width = WidthOfScreen (screen); | |
998 | Dimension screen_height = HeightOfScreen (screen); | |
999 | Dimension parent_width = 0; | |
1000 | Dimension parent_height = 0; | |
1001 | Dimension child_width = 0; | |
1002 | Dimension child_height = 0; | |
1003 | Position x; | |
1004 | Position y; | |
1005 | ||
1006 | XtVaGetValues (widget, XtNwidth, &child_width, XtNheight, &child_height, 0); | |
1007 | XtVaGetValues (parent, XtNwidth, &parent_width, XtNheight, &parent_height, | |
1008 | 0); | |
1009 | ||
1010 | x = (((Position)parent_width) - ((Position)child_width)) / 2; | |
1011 | y = (((Position)parent_height) - ((Position)child_height)) / 2; | |
1012 | ||
1013 | XtTranslateCoords (parent, x, y, &x, &y); | |
1014 | ||
1015 | if (x + child_width > screen_width) | |
1016 | x = screen_width - child_width; | |
1017 | if (x < 0) | |
1018 | x = 0; | |
1019 | ||
1020 | if (y + child_height > screen_height) | |
1021 | y = screen_height - child_height; | |
1022 | if (y < 0) | |
1023 | y = 0; | |
1024 | ||
1025 | XtVaSetValues (widget, XtNx, x, XtNy, y, 0); | |
1026 | } | |
1027 | ||
1028 | static Widget | |
1029 | recycle_instance (destroyed_instance* instance) | |
1030 | { | |
1031 | Widget widget = instance->widget; | |
1032 | ||
1033 | /* widget is NULL if the parent was destroyed. */ | |
1034 | if (widget) | |
1035 | { | |
1036 | Widget focus; | |
1037 | Widget separator; | |
1038 | ||
1039 | /* Remove the destroy callback as the instance is not in the list | |
1040 | anymore */ | |
1041 | XtRemoveCallback (instance->parent, XtNdestroyCallback, | |
1042 | mark_dead_instance_destroyed, | |
1043 | (XtPointer)instance); | |
1044 | ||
1045 | /* Give the focus to the initial item */ | |
1046 | focus = XtNameToWidget (widget, "*value"); | |
1047 | if (!focus) | |
1048 | focus = XtNameToWidget (widget, "*button1"); | |
1049 | if (focus) | |
1050 | XtSetKeyboardFocus (widget, focus); | |
1051 | ||
1052 | /* shrink the separator label back to their original size */ | |
1053 | separator = XtNameToWidget (widget, "*separator_button"); | |
1054 | if (separator) | |
1055 | XtVaSetValues (separator, XtNwidth, 5, XtNheight, 5, 0); | |
1056 | ||
1057 | /* Center the dialog in its parent */ | |
1058 | recenter_widget (widget); | |
1059 | } | |
1060 | free_destroyed_instance (instance); | |
1061 | return widget; | |
1062 | } | |
1063 | ||
1064 | Widget | |
1065 | xm_create_dialog (widget_instance* instance) | |
1066 | { | |
1067 | char* name = instance->info->type; | |
1068 | Widget parent = instance->parent; | |
1069 | Widget widget; | |
1070 | Boolean pop_up_p = instance->pop_up_p; | |
1071 | char* shell_name = 0; | |
1072 | char* icon_name; | |
1073 | Boolean text_input_slot = False; | |
1074 | Boolean radio_box = False; | |
1075 | Boolean list = False; | |
1076 | int total_buttons; | |
1077 | int left_buttons = 0; | |
1078 | int right_buttons = 1; | |
1079 | destroyed_instance* dead_one; | |
1080 | ||
1081 | /* try to find a widget to recycle */ | |
1082 | dead_one = find_matching_instance (instance); | |
1083 | if (dead_one) | |
1084 | { | |
1085 | Widget recycled_widget = recycle_instance (dead_one); | |
1086 | if (recycled_widget) | |
1087 | return recycled_widget; | |
1088 | } | |
1089 | ||
1090 | switch (name [0]){ | |
1091 | case 'E': case 'e': | |
1092 | icon_name = "dbox-error"; | |
1093 | shell_name = "Error"; | |
1094 | break; | |
1095 | ||
1096 | case 'I': case 'i': | |
1097 | icon_name = "dbox-info"; | |
1098 | shell_name = "Information"; | |
1099 | break; | |
1100 | ||
1101 | case 'L': case 'l': | |
1102 | list = True; | |
1103 | icon_name = "dbox-question"; | |
1104 | shell_name = "Prompt"; | |
1105 | break; | |
1106 | ||
1107 | case 'P': case 'p': | |
1108 | text_input_slot = True; | |
1109 | icon_name = "dbox-question"; | |
1110 | shell_name = "Prompt"; | |
1111 | break; | |
1112 | ||
1113 | case 'Q': case 'q': | |
1114 | icon_name = "dbox-question"; | |
1115 | shell_name = "Question"; | |
1116 | break; | |
1117 | } | |
1118 | ||
1119 | total_buttons = name [1] - '0'; | |
1120 | ||
1121 | if (name [3] == 'T' || name [3] == 't') | |
1122 | { | |
1123 | text_input_slot = False; | |
1124 | radio_box = True; | |
1125 | } | |
1126 | else if (name [3]) | |
1127 | right_buttons = name [4] - '0'; | |
1128 | ||
1129 | left_buttons = total_buttons - right_buttons; | |
1130 | ||
1131 | widget = make_dialog (name, parent, pop_up_p, | |
1132 | shell_name, icon_name, text_input_slot, radio_box, | |
1133 | list, left_buttons, right_buttons); | |
1134 | ||
1135 | XtAddCallback (widget, XmNpopdownCallback, xm_nosel_callback, | |
1136 | (XtPointer) instance); | |
1137 | return widget; | |
1138 | } | |
1139 | ||
1140 | static Widget | |
1141 | make_menubar (widget_instance* instance) | |
1142 | { | |
1143 | return XmCreateMenuBar (instance->parent, instance->info->name, NULL, 0); | |
1144 | } | |
1145 | ||
1146 | static void | |
1147 | remove_grabs (Widget shell, XtPointer closure, XtPointer call_data) | |
1148 | { | |
1149 | XmRowColumnWidget menu = (XmRowColumnWidget) closure; | |
1150 | XmRemoveFromPostFromList (menu, XtParent (XtParent ((Widget) menu))); | |
1151 | } | |
1152 | ||
1153 | static Widget | |
1154 | make_popup_menu (widget_instance* instance) | |
1155 | { | |
1156 | Widget parent = instance->parent; | |
1157 | Window parent_window = parent->core.window; | |
1158 | Widget result; | |
1159 | ||
1160 | /* sets the parent window to 0 to fool Motif into not generating a grab */ | |
1161 | parent->core.window = 0; | |
1162 | result = XmCreatePopupMenu (parent, instance->info->name, NULL, 0); | |
1163 | XtAddCallback (XtParent (result), XmNpopdownCallback, remove_grabs, | |
1164 | (XtPointer)result); | |
1165 | parent->core.window = parent_window; | |
1166 | return result; | |
1167 | } | |
dfdcaf49 PR |
1168 | static Widget |
1169 | make_main (widget_instance* instance) | |
1170 | { | |
1171 | Widget parent = instance->parent; | |
1172 | Widget result; | |
1173 | Arg al[2]; | |
1174 | int ac; | |
1175 | ||
1176 | ac = 0; | |
1177 | XtSetArg (al[ac], XtNborderWidth, 0); ac++; | |
1178 | XtSetArg (al[ac], XmNspacing, 0); ac++; | |
1179 | result = XmCreateMainWindow (parent, instance->info->name, al, ac); | |
1180 | return result; | |
1181 | } | |
07bf635f RS |
1182 | |
1183 | \f/* Table of functions to create widgets */ | |
1184 | ||
1185 | #ifdef ENERGIZE | |
1186 | ||
1187 | /* interface with the XDesigner generated functions */ | |
1188 | typedef Widget (*widget_maker) (Widget); | |
1189 | extern Widget create_project_p_sheet (Widget parent); | |
1190 | extern Widget create_debugger_p_sheet (Widget parent); | |
1191 | extern Widget create_breaklist_p_sheet (Widget parent); | |
1192 | extern Widget create_le_browser_p_sheet (Widget parent); | |
1193 | extern Widget create_class_browser_p_sheet (Widget parent); | |
1194 | extern Widget create_call_browser_p_sheet (Widget parent); | |
1195 | extern Widget create_build_dialog (Widget parent); | |
1196 | extern Widget create_editmode_dialog (Widget parent); | |
1197 | extern Widget create_search_dialog (Widget parent); | |
1198 | extern Widget create_project_display_dialog (Widget parent); | |
1199 | ||
1200 | static Widget | |
1201 | make_one (widget_instance* instance, widget_maker fn) | |
1202 | { | |
1203 | Widget result; | |
1204 | Arg al [64]; | |
1205 | int ac = 0; | |
1206 | ||
1207 | if (instance->pop_up_p) | |
1208 | { | |
1209 | XtSetArg (al [ac], XmNallowShellResize, TRUE); ac++; | |
1210 | result = XmCreateDialogShell (instance->parent, "dialog", NULL, 0); | |
1211 | XtAddCallback (result, XmNpopdownCallback, &xm_nosel_callback, | |
1212 | (XtPointer) instance); | |
1213 | (*fn) (result); | |
1214 | } | |
1215 | else | |
1216 | { | |
1217 | result = (*fn) (instance->parent); | |
1218 | XtRealizeWidget (result); | |
1219 | } | |
1220 | return result; | |
1221 | } | |
1222 | ||
1223 | static Widget | |
1224 | make_project_p_sheet (widget_instance* instance) | |
1225 | { | |
1226 | return make_one (instance, create_project_p_sheet); | |
1227 | } | |
1228 | ||
1229 | static Widget | |
1230 | make_debugger_p_sheet (widget_instance* instance) | |
1231 | { | |
1232 | return make_one (instance, create_debugger_p_sheet); | |
1233 | } | |
1234 | ||
1235 | static Widget | |
1236 | make_breaklist_p_sheet (widget_instance* instance) | |
1237 | { | |
1238 | return make_one (instance, create_breaklist_p_sheet); | |
1239 | } | |
1240 | ||
1241 | static Widget | |
1242 | make_le_browser_p_sheet (widget_instance* instance) | |
1243 | { | |
1244 | return make_one (instance, create_le_browser_p_sheet); | |
1245 | } | |
1246 | ||
1247 | static Widget | |
1248 | make_class_browser_p_sheet (widget_instance* instance) | |
1249 | { | |
1250 | return make_one (instance, create_class_browser_p_sheet); | |
1251 | } | |
1252 | ||
1253 | static Widget | |
1254 | make_call_browser_p_sheet (widget_instance* instance) | |
1255 | { | |
1256 | return make_one (instance, create_call_browser_p_sheet); | |
1257 | } | |
1258 | ||
1259 | static Widget | |
1260 | make_build_dialog (widget_instance* instance) | |
1261 | { | |
1262 | return make_one (instance, create_build_dialog); | |
1263 | } | |
1264 | ||
1265 | static Widget | |
1266 | make_editmode_dialog (widget_instance* instance) | |
1267 | { | |
1268 | return make_one (instance, create_editmode_dialog); | |
1269 | } | |
1270 | ||
1271 | static Widget | |
1272 | make_search_dialog (widget_instance* instance) | |
1273 | { | |
1274 | return make_one (instance, create_search_dialog); | |
1275 | } | |
1276 | ||
1277 | static Widget | |
1278 | make_project_display_dialog (widget_instance* instance) | |
1279 | { | |
1280 | return make_one (instance, create_project_display_dialog); | |
1281 | } | |
1282 | ||
1283 | #endif /* ENERGIZE */ | |
1284 | ||
1285 | widget_creation_entry | |
1286 | xm_creation_table [] = | |
1287 | { | |
1288 | {"menubar", make_menubar}, | |
1289 | {"popup", make_popup_menu}, | |
dfdcaf49 | 1290 | {"main", make_main}, |
07bf635f RS |
1291 | #ifdef ENERGIZE |
1292 | {"project_p_sheet", make_project_p_sheet}, | |
1293 | {"debugger_p_sheet", make_debugger_p_sheet}, | |
1294 | {"breaklist_psheet", make_breaklist_p_sheet}, | |
1295 | {"leb_psheet", make_le_browser_p_sheet}, | |
1296 | {"class_browser_psheet", make_class_browser_p_sheet}, | |
1297 | {"ctree_browser_psheet", make_call_browser_p_sheet}, | |
1298 | {"build", make_build_dialog}, | |
1299 | {"editmode", make_editmode_dialog}, | |
1300 | {"search", make_search_dialog}, | |
1301 | {"project_display", make_project_display_dialog}, | |
1302 | #endif /* ENERGIZE */ | |
1303 | {NULL, NULL} | |
1304 | }; | |
1305 | ||
1306 | \f/* Destruction of instances */ | |
1307 | void | |
1308 | xm_destroy_instance (widget_instance* instance) | |
1309 | { | |
1310 | Widget widget = instance->widget; | |
1311 | /* recycle the dialog boxes */ | |
1312 | /* Disable the recycling until we can find a way to have the dialog box | |
1313 | get reasonable layout after we modify its contents. */ | |
1314 | if (0 | |
1315 | && XtClass (widget) == xmDialogShellWidgetClass) | |
1316 | { | |
1317 | destroyed_instance* dead_instance = | |
1318 | make_destroyed_instance (instance->info->name, | |
1319 | instance->info->type, | |
1320 | instance->widget, | |
1321 | instance->parent, | |
1322 | instance->pop_up_p); | |
1323 | dead_instance->next = all_destroyed_instances; | |
1324 | all_destroyed_instances = dead_instance; | |
1325 | XtUnmanageChild (first_child (instance->widget)); | |
1326 | XFlush (XtDisplay (instance->widget)); | |
1327 | XtAddCallback (instance->parent, XtNdestroyCallback, | |
1328 | mark_dead_instance_destroyed, (XtPointer)dead_instance); | |
1329 | } | |
1330 | else | |
1331 | { | |
1332 | /* This might not be necessary now that the nosel is attached to | |
1333 | popdown instead of destroy, but it can't hurt. */ | |
1334 | XtRemoveCallback (instance->widget, XtNdestroyCallback, | |
1335 | xm_nosel_callback, (XtPointer)instance); | |
1336 | XtDestroyWidget (instance->widget); | |
1337 | } | |
1338 | } | |
1339 | ||
1340 | \f/* popup utility */ | |
1341 | void | |
1342 | xm_popup_menu (Widget widget) | |
1343 | { | |
1344 | XButtonPressedEvent dummy; | |
1345 | XEvent* event; | |
1346 | ||
1347 | dummy.type = ButtonPress; | |
1348 | dummy.serial = 0; | |
1349 | dummy.send_event = 0; | |
1350 | dummy.display = XtDisplay (widget); | |
1351 | dummy.window = XtWindow (XtParent (widget)); | |
1352 | dummy.time = 0; | |
1353 | dummy.button = 0; | |
1354 | XQueryPointer (dummy.display, dummy.window, &dummy.root, | |
1355 | &dummy.subwindow, &dummy.x_root, &dummy.y_root, | |
1356 | &dummy.x, &dummy.y, &dummy.state); | |
1357 | event = (XEvent *) &dummy; | |
1358 | ||
1359 | if (event->type == ButtonPress || event->type == ButtonRelease) | |
1360 | { | |
1361 | /* This is so totally ridiculous: there's NO WAY to tell Motif | |
1362 | that *any* button can select a menu item. Only one button | |
1363 | can have that honor. | |
1364 | */ | |
1365 | char *trans = 0; | |
1366 | if (event->xbutton.state & Button5Mask) trans = "<Btn5Down>"; | |
1367 | else if (event->xbutton.state & Button4Mask) trans = "<Btn4Down>"; | |
1368 | else if (event->xbutton.state & Button3Mask) trans = "<Btn3Down>"; | |
1369 | else if (event->xbutton.state & Button2Mask) trans = "<Btn2Down>"; | |
1370 | else if (event->xbutton.state & Button1Mask) trans = "<Btn1Down>"; | |
1371 | if (trans) XtVaSetValues (widget, XmNmenuPost, trans, 0); | |
1372 | XmMenuPosition (widget, (XButtonPressedEvent *) event); | |
1373 | } | |
1374 | XtManageChild (widget); | |
1375 | } | |
1376 | ||
1377 | static void | |
1378 | set_min_dialog_size (Widget w) | |
1379 | { | |
1380 | short width; | |
1381 | short height; | |
1382 | XtVaGetValues (w, XmNwidth, &width, XmNheight, &height, 0); | |
1383 | XtVaSetValues (w, XmNminWidth, width, XmNminHeight, height, 0); | |
1384 | } | |
1385 | ||
1386 | void | |
1387 | xm_pop_instance (widget_instance* instance, Boolean up) | |
1388 | { | |
1389 | Widget widget = instance->widget; | |
1390 | ||
1391 | if (XtClass (widget) == xmDialogShellWidgetClass) | |
1392 | { | |
1393 | Widget widget_to_manage = first_child (widget); | |
1394 | if (up) | |
1395 | { | |
1396 | XtManageChild (widget_to_manage); | |
1397 | set_min_dialog_size (widget); | |
1398 | XtSetKeyboardFocus (instance->parent, widget); | |
1399 | } | |
1400 | else | |
1401 | XtUnmanageChild (widget_to_manage); | |
1402 | } | |
1403 | else | |
1404 | { | |
1405 | if (up) | |
1406 | XtManageChild (widget); | |
1407 | else | |
1408 | XtUnmanageChild (widget); | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | \f | |
1413 | /* motif callback */ | |
1414 | ||
1415 | enum do_call_type { pre_activate, selection, no_selection, post_activate }; | |
1416 | ||
1417 | static void | |
1418 | do_call (Widget widget, XtPointer closure, enum do_call_type type) | |
1419 | { | |
1420 | Arg al [256]; | |
1421 | int ac; | |
1422 | XtPointer user_data; | |
1423 | widget_instance* instance = (widget_instance*)closure; | |
1424 | Widget instance_widget; | |
1425 | LWLIB_ID id; | |
1426 | ||
1427 | if (!instance) | |
1428 | return; | |
1429 | if (widget->core.being_destroyed) | |
1430 | return; | |
1431 | ||
1432 | instance_widget = instance->widget; | |
1433 | if (!instance_widget) | |
1434 | return; | |
1435 | ||
1436 | id = instance->info->id; | |
1437 | ac = 0; | |
1438 | user_data = NULL; | |
1439 | XtSetArg (al [ac], XmNuserData, &user_data); ac++; | |
1440 | XtGetValues (widget, al, ac); | |
1441 | switch (type) | |
1442 | { | |
1443 | case pre_activate: | |
1444 | if (instance->info->pre_activate_cb) | |
1445 | instance->info->pre_activate_cb (widget, id, user_data); | |
1446 | break; | |
1447 | case selection: | |
1448 | if (instance->info->selection_cb) | |
1449 | instance->info->selection_cb (widget, id, user_data); | |
1450 | break; | |
1451 | case no_selection: | |
1452 | if (instance->info->selection_cb) | |
1453 | instance->info->selection_cb (widget, id, (XtPointer) -1); | |
1454 | break; | |
1455 | case post_activate: | |
1456 | if (instance->info->post_activate_cb) | |
1457 | instance->info->post_activate_cb (widget, id, user_data); | |
1458 | break; | |
1459 | default: | |
1460 | abort (); | |
1461 | } | |
1462 | } | |
1463 | ||
1464 | /* Like lw_internal_update_other_instances except that it does not do | |
1465 | anything if its shell parent is not managed. This is to protect | |
1466 | lw_internal_update_other_instances to dereference freed memory | |
1467 | if the widget was ``destroyed'' by caching it in the all_destroyed_instances | |
1468 | list */ | |
1469 | static void | |
1470 | xm_internal_update_other_instances (Widget widget, XtPointer closure, | |
1471 | XtPointer call_data) | |
1472 | { | |
1473 | Widget parent; | |
1474 | for (parent = widget; parent; parent = XtParent (parent)) | |
1475 | if (XtIsShell (parent)) | |
1476 | break; | |
1477 | else if (!XtIsManaged (parent)) | |
1478 | return; | |
1479 | lw_internal_update_other_instances (widget, closure, call_data); | |
1480 | } | |
1481 | ||
1482 | static void | |
1483 | xm_generic_callback (Widget widget, XtPointer closure, XtPointer call_data) | |
1484 | { | |
1485 | lw_internal_update_other_instances (widget, closure, call_data); | |
1486 | do_call (widget, closure, selection); | |
1487 | } | |
1488 | ||
1489 | static void | |
1490 | xm_nosel_callback (Widget widget, XtPointer closure, XtPointer call_data) | |
1491 | { | |
1492 | /* This callback is only called when a dialog box is dismissed with the wm's | |
1493 | destroy button (WM_DELETE_WINDOW.) We want the dialog box to be destroyed | |
1494 | in that case, not just unmapped, so that it releases its keyboard grabs. | |
1495 | But there are problems with running our callbacks while the widget is in | |
1496 | the process of being destroyed, so we set XmNdeleteResponse to XmUNMAP | |
1497 | instead of XmDESTROY and then destroy it ourself after having run the | |
1498 | callback. | |
1499 | */ | |
1500 | do_call (widget, closure, no_selection); | |
1501 | XtDestroyWidget (widget); | |
1502 | } | |
1503 | ||
1504 | static void | |
1505 | xm_pull_down_callback (Widget widget, XtPointer closure, XtPointer call_data) | |
1506 | { | |
1507 | do_call (widget, closure, pre_activate); | |
1508 | } | |
1509 | ||
1510 | static void | |
1511 | xm_pop_down_callback (Widget widget, XtPointer closure, XtPointer call_data) | |
1512 | { | |
1513 | do_call (widget, closure, post_activate); | |
1514 | } | |
1515 | ||
1516 | \f | |
1517 | /* set the keyboard focus */ | |
1518 | void | |
1519 | xm_set_keyboard_focus (Widget parent, Widget w) | |
1520 | { | |
1521 | XmProcessTraversal (w, 0); | |
1522 | XtSetKeyboardFocus (parent, w); | |
1523 | } | |
c884904e PR |
1524 | |
1525 | /* Motif hack to set the main window areas. */ | |
1526 | void | |
1527 | xm_set_main_areas (parent, menubar, work_area) | |
1528 | Widget parent; | |
1529 | Widget menubar; | |
1530 | Widget work_area; | |
1531 | { | |
1532 | XmMainWindowSetAreas (parent, | |
1533 | menubar, /* menubar (maybe 0) */ | |
1534 | 0, /* command area (psheets) */ | |
1535 | 0, /* horizontal scroll */ | |
1536 | 0, /* vertical scroll */ | |
1537 | work_area); /* work area */ | |
1538 | } | |
1539 | ||
1540 | /* Motif hack to control resizing on the menubar. */ | |
1541 | void | |
1542 | xm_manage_resizing (w, flag) | |
1543 | Widget w; | |
1544 | Boolean flag; | |
1545 | { | |
1546 | if (flag) | |
1547 | { | |
1548 | /* Enable the edit widget for resizing. */ | |
1549 | Arg al[1]; | |
1550 | ||
1551 | XtSetArg (al[0], XtNallowShellResize, 0); | |
1552 | XtSetValues (w, al, 1); | |
1553 | } | |
1554 | else | |
1555 | { | |
1556 | /* Disable the edit widget from resizing. */ | |
1557 | Arg al[1]; | |
1558 | ||
1559 | XtSetArg (al[0], XtNallowShellResize, 0); | |
1560 | XtSetValues (w, al, 1); | |
1561 | } | |
1562 | } |