This source file includes following definitions.
- dlg_default_get_colors
- dlg_read_history
- refresh_cmd
- dlg_help
- dlg_execute_cmd
- dlg_handle_key
- dlg_key_event
- dlg_handle_mouse_event
- frontend_dlg_run
- dlg_default_destroy
- dlg_default_callback
- dlg_default_mouse_callback
- dlg_create
- dlg_set_default_colors
- dlg_close
- dlg_init
- dlg_process_event
- dlg_run_done
- dlg_run
- dlg_save_history
- dlg_get_title
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27 #include <config.h>
28
29 #include <ctype.h>
30 #include <errno.h>
31 #include <stdlib.h>
32 #include <stdio.h>
33 #include <string.h>
34 #include <sys/types.h>
35 #include <sys/stat.h>
36
37 #include "lib/global.h"
38
39 #include "lib/tty/tty.h"
40 #include "lib/skin.h"
41 #include "lib/tty/key.h"
42 #include "lib/strutil.h"
43 #include "lib/fileloc.h"
44 #include "lib/event.h"
45 #include "lib/util.h"
46 #include "lib/mcconfig.h"
47
48 #include "lib/widget.h"
49 #include "lib/widget/mouse.h"
50
51
52
53
54 dlg_colors_t dialog_colors;
55 dlg_colors_t alarm_colors;
56 dlg_colors_t listbox_colors;
57
58
59 hook_t *idle_hook = NULL;
60
61
62 gboolean mouse_close_dialog = FALSE;
63
64 const global_keymap_t *dialog_map = NULL;
65
66
67
68
69
70
71
72
73
74
75
76
77
78 static const int *
79 dlg_default_get_colors (const Widget *w)
80 {
81 return CONST_DIALOG (w)->colors;
82 }
83
84
85
86
87
88 static void
89 dlg_read_history (WDialog *h)
90 {
91 char *profile;
92 ev_history_load_save_t event_data;
93
94 if (num_history_items_recorded == 0)
95 return;
96
97 profile = mc_config_get_full_path (MC_HISTORY_FILE);
98 event_data.cfg = mc_config_init (profile, TRUE);
99 event_data.receiver = NULL;
100
101
102 mc_event_raise (h->event_group, MCEVENT_HISTORY_LOAD, &event_data);
103
104 mc_config_deinit (event_data.cfg);
105 g_free (profile);
106 }
107
108
109
110 static void
111 refresh_cmd (void)
112 {
113 #ifdef HAVE_SLANG
114 tty_touch_screen ();
115 mc_refresh ();
116 #else
117
118 tty_clear_screen ();
119 repaint_screen ();
120 #endif
121 }
122
123
124
125 static void
126 dlg_help (const WDialog *h)
127 {
128 ev_help_t event_data = { NULL, h->help_ctx };
129
130 mc_event_raise (MCEVENT_GROUP_CORE, "help", &event_data);
131 }
132
133
134
135 static cb_ret_t
136 dlg_execute_cmd (WDialog *h, long command)
137 {
138 WGroup *g = GROUP (h);
139 cb_ret_t ret = MSG_HANDLED;
140
141 if (send_message (h, NULL, MSG_ACTION, command, NULL) == MSG_HANDLED)
142 return MSG_HANDLED;
143
144 switch (command)
145 {
146 case CK_Ok:
147 h->ret_value = B_ENTER;
148 dlg_close (h);
149 break;
150 case CK_Cancel:
151 h->ret_value = B_CANCEL;
152 dlg_close (h);
153 break;
154
155 case CK_Up:
156 case CK_Left:
157 group_select_prev_widget (g);
158 break;
159 case CK_Down:
160 case CK_Right:
161 group_select_next_widget (g);
162 break;
163
164 case CK_Help:
165 dlg_help (h);
166 break;
167
168 case CK_Suspend:
169 mc_event_raise (MCEVENT_GROUP_CORE, "suspend", NULL);
170 refresh_cmd ();
171 break;
172 case CK_Refresh:
173 refresh_cmd ();
174 break;
175
176 case CK_ScreenList:
177 if (!widget_get_state (WIDGET (h), WST_MODAL))
178 dialog_switch_list ();
179 else
180 ret = MSG_NOT_HANDLED;
181 break;
182 case CK_ScreenNext:
183 if (!widget_get_state (WIDGET (h), WST_MODAL))
184 dialog_switch_next ();
185 else
186 ret = MSG_NOT_HANDLED;
187 break;
188 case CK_ScreenPrev:
189 if (!widget_get_state (WIDGET (h), WST_MODAL))
190 dialog_switch_prev ();
191 else
192 ret = MSG_NOT_HANDLED;
193 break;
194
195 default:
196 ret = MSG_NOT_HANDLED;
197 }
198
199 return ret;
200 }
201
202
203
204 static cb_ret_t
205 dlg_handle_key (WDialog *h, int d_key)
206 {
207 long command;
208
209 command = widget_lookup_key (WIDGET (h), d_key);
210 if (command == CK_IgnoreKey)
211 command = keybind_lookup_keymap_command (dialog_map, d_key);
212 if (command != CK_IgnoreKey)
213 return dlg_execute_cmd (h, command);
214
215 return MSG_NOT_HANDLED;
216 }
217
218
219
220 static void
221 dlg_key_event (WDialog *h, int d_key)
222 {
223 Widget *w = WIDGET (h);
224 WGroup *g = GROUP (h);
225 cb_ret_t handled;
226
227 if (g->widgets == NULL)
228 return;
229
230 if (g->current == NULL)
231 g->current = g->widgets;
232
233
234 if (!widget_get_options (w, WOP_WANT_TAB))
235 {
236 if (d_key == '\t')
237 {
238 group_select_next_widget (g);
239 return;
240 }
241 else if ((d_key & ~(KEY_M_SHIFT | KEY_M_CTRL)) == '\t')
242 {
243 group_select_prev_widget (g);
244 return;
245 }
246 }
247
248
249 handled = send_message (h, NULL, MSG_KEY, d_key, NULL);
250
251 if (handled == MSG_NOT_HANDLED)
252 handled = group_default_callback (w, NULL, MSG_KEY, d_key, NULL);
253
254 if (handled == MSG_NOT_HANDLED)
255 handled = dlg_handle_key (h, d_key);
256
257 (void) handled;
258 send_message (h, NULL, MSG_POST_KEY, d_key, NULL);
259 }
260
261
262
263 static int
264 dlg_handle_mouse_event (Widget *w, Gpm_Event *event)
265 {
266 if (w->mouse_callback != NULL)
267 {
268 int mou;
269
270 mou = mouse_handle_event (w, event);
271 if (mou != MOU_UNHANDLED)
272 return mou;
273 }
274
275 return group_handle_mouse_event (w, event);
276 }
277
278
279
280 static void
281 frontend_dlg_run (WDialog *h)
282 {
283 Widget *wh = WIDGET (h);
284 Gpm_Event event;
285
286 event.x = -1;
287
288
289 if (!widget_get_state (wh, WST_MODAL) && mc_global.midnight_shutdown)
290 {
291 send_message (h, NULL, MSG_VALIDATE, 0, NULL);
292 return;
293 }
294
295 while (widget_get_state (wh, WST_ACTIVE))
296 {
297 int d_key;
298
299 if (tty_got_winch ())
300 dialog_change_screen_size ();
301
302 if (is_idle ())
303 {
304 if (idle_hook)
305 execute_hooks (idle_hook);
306
307 while (widget_get_state (wh, WST_IDLE) && is_idle ())
308 send_message (wh, NULL, MSG_IDLE, 0, NULL);
309
310
311 if (!widget_get_state (wh, WST_ACTIVE))
312 break;
313 }
314
315 widget_update_cursor (wh);
316
317
318 tty_got_interrupt ();
319 d_key = tty_get_event (&event, GROUP (h)->mouse_status == MOU_REPEAT, TRUE);
320
321 dlg_process_event (h, d_key, &event);
322
323 if (widget_get_state (wh, WST_CLOSED))
324 send_message (h, NULL, MSG_VALIDATE, 0, NULL);
325 }
326 }
327
328
329
330 static void
331 dlg_default_destroy (Widget *w)
332 {
333 WDialog *h = DIALOG (w);
334
335
336 dlg_save_history (h);
337 group_default_callback (w, NULL, MSG_DESTROY, 0, NULL);
338 send_message (w, NULL, MSG_DESTROY, 0, NULL);
339 mc_event_group_del (h->event_group);
340 g_free (h->event_group);
341 g_free (h);
342
343 do_refresh ();
344 }
345
346
347
348
349
350
351 cb_ret_t
352 dlg_default_callback (Widget *w, Widget *sender, widget_msg_t msg, int parm, void *data)
353 {
354 switch (msg)
355 {
356 case MSG_INIT:
357
358 return MSG_HANDLED;
359
360 case MSG_IDLE:
361
362 widget_idle (w, FALSE);
363 return MSG_HANDLED;
364
365 case MSG_DESTROY:
366
367 return MSG_HANDLED;
368
369 default:
370 return group_default_callback (w, sender, msg, parm, data);
371 }
372 }
373
374
375
376 void
377 dlg_default_mouse_callback (Widget *w, mouse_msg_t msg, mouse_event_t *event)
378 {
379 switch (msg)
380 {
381 case MSG_MOUSE_CLICK:
382 if (event->y < 0 || event->y >= w->rect.lines || event->x < 0 || event->x >= w->rect.cols)
383 {
384 DIALOG (w)->ret_value = B_CANCEL;
385 dlg_close (DIALOG (w));
386 }
387 break;
388
389 default:
390
391 event->result.abort = TRUE;
392 break;
393 }
394 }
395
396
397
398 WDialog *
399 dlg_create (gboolean modal, int y1, int x1, int lines, int cols, widget_pos_flags_t pos_flags,
400 gboolean compact, const int *colors, widget_cb_fn callback,
401 widget_mouse_cb_fn mouse_callback, const char *help_ctx, const char *title)
402 {
403 WRect r = { y1, x1, lines, cols };
404 WDialog *new_d;
405 Widget *w;
406 WGroup *g;
407
408 new_d = g_new0 (WDialog, 1);
409 w = WIDGET (new_d);
410 g = GROUP (new_d);
411 widget_adjust_position (pos_flags, &r);
412 group_init (g, &r, callback != NULL ? callback : dlg_default_callback,
413 mouse_callback != NULL ? mouse_callback : dlg_default_mouse_callback);
414
415 w->pos_flags = pos_flags;
416 w->options |= WOP_SELECTABLE | WOP_TOP_SELECT;
417 w->state |= WST_FOCUSED;
418
419 w->owner = g;
420
421 w->keymap = dialog_map;
422
423 w->mouse_handler = dlg_handle_mouse_event;
424 w->mouse.forced_capture = mouse_close_dialog && (w->pos_flags & WPOS_FULLSCREEN) == 0;
425
426 w->destroy = dlg_default_destroy;
427 w->get_colors = dlg_default_get_colors;
428
429 new_d->colors = colors;
430 new_d->help_ctx = help_ctx;
431 new_d->compact = compact;
432 new_d->data.p = NULL;
433
434 if (modal)
435 {
436 w->state |= WST_MODAL;
437
438 new_d->bg =
439 WIDGET (frame_new (0, 0, w->rect.lines, w->rect.cols, title, FALSE, new_d->compact));
440 group_add_widget (g, new_d->bg);
441 frame_set_title (FRAME (new_d->bg), title);
442 }
443
444
445 new_d->event_group = g_strdup_printf ("%s_%p", MCEVENT_GROUP_DIALOG, (void *) new_d);
446
447 return new_d;
448 }
449
450
451
452 void
453 dlg_set_default_colors (void)
454 {
455 dialog_colors[DLG_COLOR_NORMAL] = COLOR_NORMAL;
456 dialog_colors[DLG_COLOR_FOCUS] = COLOR_FOCUS;
457 dialog_colors[DLG_COLOR_HOT_NORMAL] = COLOR_HOT_NORMAL;
458 dialog_colors[DLG_COLOR_HOT_FOCUS] = COLOR_HOT_FOCUS;
459 dialog_colors[DLG_COLOR_TITLE] = COLOR_TITLE;
460
461 alarm_colors[DLG_COLOR_NORMAL] = ERROR_COLOR;
462 alarm_colors[DLG_COLOR_FOCUS] = ERROR_FOCUS;
463 alarm_colors[DLG_COLOR_HOT_NORMAL] = ERROR_HOT_NORMAL;
464 alarm_colors[DLG_COLOR_HOT_FOCUS] = ERROR_HOT_FOCUS;
465 alarm_colors[DLG_COLOR_TITLE] = ERROR_TITLE;
466
467 listbox_colors[DLG_COLOR_NORMAL] = PMENU_ENTRY_COLOR;
468 listbox_colors[DLG_COLOR_FOCUS] = PMENU_SELECTED_COLOR;
469 listbox_colors[DLG_COLOR_HOT_NORMAL] = PMENU_ENTRY_COLOR;
470 listbox_colors[DLG_COLOR_HOT_FOCUS] = PMENU_SELECTED_COLOR;
471 listbox_colors[DLG_COLOR_TITLE] = PMENU_TITLE_COLOR;
472 }
473
474
475
476 void
477 dlg_close (WDialog *h)
478 {
479 widget_set_state (WIDGET (h), WST_CLOSED, TRUE);
480 }
481
482
483
484
485 void
486 dlg_init (WDialog *h)
487 {
488 WGroup *g = GROUP (h);
489 Widget *wh = WIDGET (h);
490
491 if (top_dlg != NULL && widget_get_state (WIDGET (top_dlg->data), WST_MODAL))
492 widget_set_state (wh, WST_MODAL, TRUE);
493
494
495 top_dlg = g_list_prepend (top_dlg, h);
496
497
498 if (widget_get_state (wh, WST_CONSTRUCT))
499 {
500 if (!widget_get_state (wh, WST_MODAL))
501 dialog_switch_add (h);
502
503 send_message (h, NULL, MSG_INIT, 0, NULL);
504 group_default_callback (wh, NULL, MSG_INIT, 0, NULL);
505 dlg_read_history (h);
506 }
507
508
509 while (g->current != NULL && !widget_is_focusable (g->current->data))
510 group_set_current_widget_next (g);
511
512 widget_set_state (wh, WST_ACTIVE, TRUE);
513 widget_draw (wh);
514
515 h->ret_value = 0;
516 }
517
518
519
520 void
521 dlg_process_event (WDialog *h, int key, Gpm_Event *event)
522 {
523 switch (key)
524 {
525 case EV_NONE:
526 if (tty_got_interrupt ())
527 dlg_execute_cmd (h, CK_Cancel);
528 break;
529
530 case EV_MOUSE:
531 {
532 Widget *w = WIDGET (h);
533
534 GROUP (h)->mouse_status = w->mouse_handler (w, event);
535 break;
536 }
537
538 default:
539 dlg_key_event (h, key);
540 break;
541 }
542 }
543
544
545
546
547 void
548 dlg_run_done (WDialog *h)
549 {
550 top_dlg = g_list_remove (top_dlg, h);
551
552 if (widget_get_state (WIDGET (h), WST_CLOSED))
553 {
554 send_message (h, GROUP (h)->current == NULL ? NULL : WIDGET (GROUP (h)->current->data),
555 MSG_END, 0, NULL);
556 if (!widget_get_state (WIDGET (h), WST_MODAL))
557 dialog_switch_remove (h);
558 }
559 }
560
561
562
563
564
565
566
567
568
569 int
570 dlg_run (WDialog *h)
571 {
572 dlg_init (h);
573 frontend_dlg_run (h);
574 dlg_run_done (h);
575 return h->ret_value;
576 }
577
578
579
580
581
582
583 void
584 dlg_save_history (WDialog *h)
585 {
586 char *profile;
587 int i;
588
589 if (num_history_items_recorded == 0)
590 return;
591
592 profile = mc_config_get_full_path (MC_HISTORY_FILE);
593 i = open (profile, O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
594 if (i != -1)
595 close (i);
596
597
598 if (chmod (profile, S_IRUSR | S_IWUSR) != -1 || errno == ENOENT)
599 {
600 ev_history_load_save_t event_data;
601
602 event_data.cfg = mc_config_init (profile, FALSE);
603 event_data.receiver = NULL;
604
605
606 mc_event_raise (h->event_group, MCEVENT_HISTORY_SAVE, &event_data);
607
608 mc_config_save_file (event_data.cfg, NULL);
609 mc_config_deinit (event_data.cfg);
610 }
611
612 g_free (profile);
613 }
614
615
616
617 char *
618 dlg_get_title (const WDialog *h, size_t len)
619 {
620 char *t;
621
622 if (h == NULL)
623 abort ();
624
625 if (h->get_title != NULL)
626 t = h->get_title (h, len);
627 else
628 t = g_strdup ("");
629
630 return t;
631 }
632
633