6d479b37ed357372aa35da42cb197a5358401d8e
[goodguy/history.git] / cinelerra-5.0 / cinelerra / dbwindow.C
1
2
3 #include "bcmenuitem.h"
4 #include "bctimer.h"
5 #include "commercials.h"
6 #include "dbwindow.h"
7 #include "keys.h"
8 #include "mediadb.h"
9 #include "mwindow.h"
10 #include "mwindowgui.h"
11 #include "mutex.h"
12 #include "theme.h"
13
14 #include <string.h>
15 #include <strings.h>
16
17 static inline int min(int a,int b) { return a<b ? a : b; }
18 static inline int max(int a,int b) { return a>b ? a : b; }
19
20 #define MAX_SEARCH 100
21
22 DbSearchItem::DbSearchItem(const char *text, int color)
23  : BC_ListBoxItem(text, color)
24 {
25         vicon = 0;
26 }
27
28 DbSearchItem::~DbSearchItem()
29 {
30 }
31
32 DbWindow::
33 DbWindow(MWindow *mwindow)
34  : Thread(1, 0, 0)
35 {
36         this->mwindow = mwindow;
37         window_lock = new Mutex("DbWindow::window_lock");
38         db_lock = new Mutex("DbWindow::db_lock");
39         mdb = new MDb(this);
40         gui = 0;
41 }
42
43 DbWindow::MDb::MDb(DbWindow *d)
44  : Garbage("DbWindow::MDb"), dwin(d)
45 {
46         if( !d->mwindow->has_commercials() ) return;
47          openDb();  detachDb();
48 }
49
50 DbWindow::MDb::~MDb()
51 {
52         closeDb();
53 }
54
55 DbWindow::~DbWindow()
56 {
57         stop();
58         delete gui;
59         mdb->remove_user();
60         delete window_lock;
61         delete db_lock;
62 }
63
64 void DbWindow::
65 start()
66 {
67         window_lock->lock("DbWindow::start1");
68         if( Thread::running() ) {
69                 gui->lock_window("DbWindow::start2");
70                 gui->raise_window();
71                 gui->unlock_window();
72         }
73         else {
74                 delete gui;
75                 gui = new DbWindowGUI(this);
76                 Thread::start();
77         }
78         window_lock->unlock();
79 }
80
81
82 void DbWindow::
83 stop()
84 {
85         if( Thread::running() ) {
86                 window_lock->lock("DbWindow::stop");
87                 if( gui ) gui->set_done(1);
88                 window_lock->unlock();
89                 Thread::cancel();
90                 Thread::join();
91         }
92 }
93
94 void DbWindow::
95 run()
96 {
97         gui->lock_window("DbWindow::run");
98         gui->create_objects();
99         gui->search(MAX_SEARCH,"");
100         gui->start_drawing(0);
101         gui->unlock_window();
102         gui->run_window();
103         window_lock->lock("DbWindow::stop");
104         delete gui;  gui = 0;
105         window_lock->unlock();
106 }
107
108
109 DbWindowTitleText::
110 DbWindowTitleText(DbWindowGUI *gui, int x, int y)
111  : BC_CheckBox(x, y, &gui->title_text_enable, _("titles"))
112 {
113         this->gui = gui;
114 }
115
116 DbWindowTitleText::~DbWindowTitleText()
117 {
118 }
119
120 int DbWindowTitleText::
121 handle_event()
122 {
123         gui->title_text_enable = get_value();
124         if( !gui->title_text_enable ) gui->info_text->update(1);
125         return 1;
126 }
127
128
129 DbWindowInfoText::
130 DbWindowInfoText(DbWindowGUI *gui, int x, int y)
131  : BC_CheckBox(x, y, &gui->info_text_enable, _("info"))
132 {
133         this->gui = gui;
134 }
135
136 DbWindowInfoText::~DbWindowInfoText()
137 {
138 }
139
140 int DbWindowInfoText::
141 handle_event()
142 {
143         gui->info_text_enable = get_value();
144         if( !gui->info_text_enable ) gui->title_text->update(1);
145         return 1;
146 }
147
148
149 DbWindowMatchCase::
150 DbWindowMatchCase(DbWindowGUI *gui, int x, int y)
151  : BC_CheckBox(x, y, &gui->match_case_enable, _("match case"))
152 {
153         this->gui = gui;
154 }
155
156 DbWindowMatchCase::~DbWindowMatchCase()
157 {
158 }
159
160 int DbWindowMatchCase::
161 handle_event()
162 {
163         gui->match_case_enable = get_value();
164         return 1;
165 }
166
167
168 DbWindowText::
169 DbWindowText(DbWindowGUI *gui, int x, int y, int w)
170  : BC_TextBox(x, y, w, 1, "") 
171 {
172         this->gui = gui;
173 }
174
175 DbWindowText::~DbWindowText()
176 {
177 }
178
179
180 int DbWindowText::
181 handle_event()
182 {
183         return 1;
184 }
185
186 int DbWindowText::
187 keypress_event()
188 {
189         switch(get_keypress())
190         {
191         case RETURN:
192                 gui->search(MAX_SEARCH, get_text());
193                 return 1;
194         }
195
196         return BC_TextBox::keypress_event();
197 }
198
199
200 DbWindowScan::
201 DbWindowScan(MWindow *mwindow)
202  : BC_MenuItem(_("Media DB"), _("Shift-M"), 'M')
203 {
204         set_shift();
205         this->mwindow = mwindow;
206 }
207
208 DbWindowScan::~DbWindowScan()
209 {
210 }
211
212 int DbWindowScan::
213 handle_event()
214 {
215         mwindow->commit_commercial();
216         mwindow->gui->db_window->start();
217         return 1;
218 }
219
220 DbWindowStart::
221 DbWindowStart(DbWindowGUI *gui, int x, int y)
222  : BC_GenericButton(x, y, _("Search"))
223 {
224         this->gui = gui;
225 }
226
227 DbWindowStart::~DbWindowStart()
228 {
229 }
230
231 int DbWindowStart::
232 handle_event()
233 {
234         gui->search(MAX_SEARCH,"");
235         return 1;
236 }
237
238 DbWindowDeleteItems::
239 DbWindowDeleteItems(DbWindowGUI *gui, int x, int y)
240  : BC_GenericButton(x, y, _("Delete"))
241 {
242         this->gui = gui;
243 }
244
245 DbWindowDeleteItems::~DbWindowDeleteItems()
246 {
247 }
248
249 int DbWindowDeleteItems::
250 handle_event()
251 {
252         gui->search_list->set_view_popup(0);
253         gui->delete_items();
254         return 1;
255 }
256
257
258 DbWindowCancel::
259 DbWindowCancel(DbWindowGUI *gui, int x, int y)
260  : BC_CancelButton(x, y)
261 {
262         this->gui = gui;
263 }
264
265 DbWindowCancel::~DbWindowCancel()
266 {
267 }
268
269 int DbWindowCancel::
270 handle_event()
271 {
272         gui->set_done(1);
273         return 1;
274 }
275
276
277 DbWindowList::
278 DbWindowList(DbWindowGUI *gui, int x, int y, int w, int h)
279  : BC_ListBox(x, y, w, h, LISTBOX_TEXT,
280         (ArrayList<BC_ListBoxItem*> *) &gui->search_items[0],
281         &gui->search_column_titles[0], &gui->search_column_widths[0],
282         sizeof_col, 0, 0, LISTBOX_MULTIPLE)
283 {
284         this->gui = gui;
285         set_sort_column(gui->sort_column);
286         set_sort_order(gui->sort_order);
287         set_allow_drag_column(1);
288 }
289
290 DbWindowList::~DbWindowList()
291 {
292 }
293
294 int DbWindowList::
295 handle_event()
296 {
297         return 1;
298 }
299
300 void DbWindowList::
301 set_view_popup(DbWindowVIcon *vicon)
302 {
303         gui->vicon_thread->set_view_popup(vicon);
304 }
305
306 int DbWindowList::
307 keypress_event()
308 {
309         switch(get_keypress()) {
310         case ESC:
311                 set_view_popup(0);
312                 break;
313         case DELETE:
314                 gui->del_items->handle_event();
315                 break;
316         default:
317                 return 0;
318         }
319         return 1;
320 }
321
322 int DbWindowList::
323 sort_order_event()
324 {
325         gui->stop_drawing();
326         gui->sort_events(get_sort_column(), get_sort_order());
327         gui->start_drawing();
328         return 1;
329 }
330
331 int DbWindowList::
332 move_column_event()
333 {
334         gui->stop_drawing();
335         gui->move_column(get_from_column(), get_to_column());
336         gui->start_drawing();
337         return 1;
338 }
339
340 DbWindowVIcon::DbWindowVIcon()
341  : VIcon(SWIDTH, SHEIGHT, 24)
342 {
343         lbox = 0;
344         item = 0;
345 }
346
347 DbWindowVIcon::~DbWindowVIcon()
348 {
349 }
350
351 DbWindowVIconThread::
352 DbWindowVIconThread(DbWindowGUI *gui)
353  : VIconThread(gui->search_list, 4*SWIDTH, 4*SHEIGHT)
354 {
355         this->gui = gui;
356         list_update = 0;
357 }
358
359 DbWindowVIconThread::
360 ~DbWindowVIconThread()
361 {
362         t_heap.remove_all();
363         vicons.remove_all_objects();
364 }
365
366 DbWindowVIcon *DbWindowVIconThread::get_vicon(int i, DbSearchItem *item)
367 {
368         while( i >= vicons.size() ) {
369                 DbWindowVIcon *vicon = new DbWindowVIcon();
370                 vicons.append(vicon);
371         }
372         DbWindowVIcon *vicon = vicons[i];
373         vicon->lbox = gui->search_list;
374         vicon->item = item;
375         item->vicon = vicon;
376         return vicon;
377 }
378
379 void DbWindowVIconThread::drawing_started()
380 {
381         if( !list_update ) return;
382         list_update = 0;
383         gui->update();
384         gui->search_list->update_images();
385         reset_images();
386 }
387
388 VFrame *DbWindowVIcon::frame()
389 {
390         if( seq_no >= images.size() )
391                 load_frames(lbox->gui->dwindow->mdb);
392         return *images[seq_no];
393 }
394
395 int64_t DbWindowVIcon::next_frame(int n)
396 {
397         age += n * period;
398         if( (seq_no+=n) >= clip_size ) seq_no = 0;
399         return seq_no;
400 }
401
402
403 void DbWindowVIcon::load_frames(DbWindow::MDb *mdb)
404 {
405         if( !mdb->attach_rd() ) {
406                 read_frames(mdb);
407                 mdb->detach();
408         }
409 }
410
411 void DbWindowVIcon::read_frames(DbWindow::MDb *mdb)
412 {
413         while( seq_no >= images.size() ) {
414                 int no = images.size();
415                 if( no >= prefix_size ) no += suffix_offset;
416                 if( mdb->get_sequences(clip_id, no) ) continue;
417                 if( mdb->timeline_sequence_no() != no ) continue;
418                 int frame_id = mdb->timeline_frame_id();
419                 if( frame_id < 0 ) continue;
420                 int swidth = (SWIDTH+1) & ~1, sheight = (SHEIGHT+1) & ~1;
421                 VIFrame *vifrm = new VIFrame(swidth, sheight, BC_YUV420P);
422                 VFrame *img = *vifrm;
423                 memset(img->get_y(),0x00,swidth * sheight);
424                 memset(img->get_u(),0x80,swidth/2 * sheight/2);
425                 memset(img->get_v(),0x80,swidth/2 * sheight/2);
426                 uint8_t *yp = img->get_y();  int sw = -1, sh = -1;
427                 mdb->get_image(frame_id, yp, sw, sh);
428                 images.append(vifrm);
429         }
430 }
431
432 int DbWindowVIcon::get_vx()
433 {
434         return lbox->get_item_x(item);
435 }
436 int DbWindowVIcon::get_vy()
437 {
438         return lbox->get_item_y(item);
439 }
440
441 void DbWindowVIcon::
442 update_image(DbWindowGUI *gui, int clip_id)
443 {
444         DbWindow::MDb *mdb = gui->dwindow->mdb;
445         if( !mdb->attach_rd() ) {
446                 if( !mdb->clip_id(clip_id) ) {
447                         this->clip_id = clip_id;
448                         this->clip_size = mdb->clip_size();;
449                         this->prefix_size = mdb->clip_prefix_size();
450                         this->suffix_offset = mdb->clip_frames() - clip_size;
451                         double framerate = mdb->clip_framerate();
452                         this->period = 1000. / (framerate > 0 ? framerate : 24);
453                         gui->vicon_thread->add_vicon(this);
454                 }
455                 mdb->detach();
456         }
457 }
458
459
460 int DbWindowList::update_images()
461 {
462         DbWindowVIconThread *thread = gui->vicon_thread;
463         thread->t_heap.remove_all();
464
465         int i = get_first_visible();
466         int k = sizeof_col;
467         while( --k >= 0 && gui->search_columns[k] != col_vicon );
468         if( k >= 0 && i >= 0 ) {
469                 int sz = gui->search_results.size();
470                 int last = get_last_visible();
471                 if( last < sz ) sz = last+1;
472                 for( int n=0; i<sz; ++i, ++n ) {
473                         DbSearchItem *item = gui->search_items[k][i];
474                         DbWindowVIcon *vicon = thread->get_vicon(n, item);
475                         vicon->update_image(gui, gui->search_results[i]->id);
476                 }
477         }
478         return 0;
479 }
480
481 int DbWindowList::
482 update()
483 {
484         BC_ListBox::update((ArrayList<BC_ListBoxItem*>*)gui->search_items,
485                         &gui->search_column_titles[0], &gui->search_column_widths[0],
486                         sizeof_col);
487         return 0;
488 }
489
490 int DbWindowList::
491 selection_changed()
492 {
493         gui->stop_drawing();
494         set_view_popup(0);
495         int idx = get_selection_number(0, 0);
496         if( idx >= 0 && get_selection_number(0, 1) < 0 ) {
497                 DbSearchItem *item = gui->search_items[0][idx];
498                 set_view_popup(item->vicon);
499         }
500         gui->start_drawing(0);
501         return 0;
502 }
503
504
505 void DbWindowGUI::
506 create_objects()
507 {
508         int pady = BC_TextBox::calculate_h(this, MEDIUMFONT, 0, 1) + 5;
509         int padx = BC_Title::calculate_w(this, (char*)"X", MEDIUMFONT);
510         int x = padx/2, y = pady/4;
511         text_x = x;  text_y = y;
512         BC_Title *title = new BC_Title(text_x, text_y, _("Text:"), MEDIUMFONT, YELLOW);
513         add_subwindow(title);  x += title->get_w();
514         search_text = new DbWindowText(this, x, y, get_w()-x-10);
515         add_subwindow(search_text);
516         x = padx;  y += pady + 5;
517         title_text = new DbWindowTitleText(this, x, y);
518         add_subwindow(title_text);  x += title_text->get_w() + padx;
519         info_text = new DbWindowInfoText(this, x, y);
520         add_subwindow(info_text);  x += title_text->get_w() + padx;
521         match_case = new DbWindowMatchCase(this, x, y);
522         add_subwindow(match_case); x += match_case->get_w() + padx;
523         x = padx;  y += pady + 5;
524         search_x = 10;
525         search_y = get_h() - DbWindowStart::calculate_h() - 10;
526         search_start = new DbWindowStart(this, search_x, search_y);
527         add_subwindow(search_start);
528         del_items_x = search_x + DbWindowStart::calculate_w(this, search_start->get_text()) + 15;
529         del_items_y = search_y;
530         del_items = new DbWindowDeleteItems(this, del_items_x, del_items_y);
531         add_subwindow(del_items);
532         cancel_w = DbWindowCancel::calculate_w();
533         cancel_h = DbWindowCancel::calculate_h();
534         cancel_x = get_w() - cancel_w - 10;
535         cancel_y = get_h() - cancel_h - 10;
536         cancel = new DbWindowCancel(this, cancel_x, cancel_y);
537         add_subwindow(cancel);
538         list_x = x;  list_y = y;
539         int list_w = get_w()-10 - list_x;
540         int list_h = min(search_y, cancel_y)-10 - list_y;
541         search_list = new DbWindowList(this, list_x, list_y, list_w, list_h);
542         add_subwindow(search_list);
543         vicon_thread = new DbWindowVIconThread(this);
544         vicon_thread->start();
545         search_list->show_window();
546         canvas_x = 0;
547         canvas_y = search_list->get_title_h();
548         canvas_w = search_list->get_w();
549         canvas_h = search_list->get_h() - canvas_y;
550         canvas = new DbWindowCanvas(this, canvas_x, canvas_y, canvas_w, canvas_h);
551         canvas->use_auxwindow(search_list);
552         canvas->create_objects(0);
553         set_icon(dwindow->mwindow->theme->get_image("record_icon"));
554 }
555
556
557 DbWindowGUI::
558 DbWindowGUI(DbWindow *dwindow)
559  : BC_Window(_(PROGRAM_NAME ": DbWindow"),
560         dwindow->mwindow->gui->get_abs_cursor_x(1) - 900 / 2,
561         dwindow->mwindow->gui->get_abs_cursor_y(1) - 600 / 2,
562         900, 600, 400, 400)
563 {
564         this->dwindow = dwindow;
565
566         search_start = 0;
567         search_list = 0;
568         cancel = 0;
569
570         search_x = search_y = 0;
571         cancel_x = cancel_y = cancel_w = cancel_h = 0;
572         del_items_x = del_items_y = 0;
573         list_x = list_y = list_w = list_h = 0;
574         sort_column = 1;  sort_order = 0;
575
576         title_text_enable = 1;
577         info_text_enable = 1;
578         match_case_enable = 1;
579
580         search_columns[col_vicon] = col_vicon;
581         search_columns[col_id] = col_id;
582         search_columns[col_length] = col_length;
583         search_columns[col_source] = col_source;
584         search_columns[col_title] = col_title;
585         search_columns[col_start_time] = col_start_time;
586         search_columns[col_access_time] = col_access_time;
587         search_columns[col_access_count] = col_access_count;
588         search_column_titles[col_vicon] = _("vicon");
589         search_column_titles[col_id] = _("Id");
590         search_column_titles[col_length] = _("length");
591         search_column_titles[col_source] = _("Source");
592         search_column_titles[col_title] = _("Title");
593         search_column_titles[col_start_time] = _("Start time");
594         search_column_titles[col_access_time] = _("Access time");
595         search_column_titles[col_access_count] = _("count");
596         search_column_widths[col_vicon] = 90;
597         search_column_widths[col_id] = 60;
598         search_column_widths[col_length] = 80;
599         search_column_widths[col_source] = 50;
600         search_column_widths[col_title] = 160;
601         search_column_widths[col_start_time] = 140;
602         search_column_widths[col_access_time] = 140;
603         search_column_widths[col_access_count] = 60;
604         int wd = 0;
605         for( int i=0; i<sizeof_col; ++i )
606                 if( i != col_title ) wd += search_column_widths[i];
607         search_column_widths[col_title] = get_w() - wd - 40;
608 }
609
610 DbWindowGUI::~DbWindowGUI()
611 {
612         for( int i=0; i<sizeof_col; ++i )
613                 search_items[i].remove_all_objects();
614         delete vicon_thread;
615         delete canvas;
616 }
617
618 int DbWindowGUI::
619 resize_event(int w, int h)
620 {
621         stop_drawing();
622         int cancel_x = w - BC_CancelButton::calculate_w() - 10;
623         int cancel_y = h - BC_CancelButton::calculate_h() - 10;
624         cancel->reposition_window(cancel_x, cancel_y);
625         search_x = 10;
626         search_y = h - BC_GenericButton::calculate_h() - 10;
627         search_start->reposition_window(search_x, search_y);
628         del_items_x = search_x + DbWindowStart::calculate_w(this, search_start->get_text()) + 15;
629         del_items_y = search_y;
630         del_items->reposition_window(del_items_x,del_items_y);
631         int list_w = w-10 - list_x;
632         int list_h = min(search_y, cancel_y)-10 - list_y;
633         canvas_w = SWIDTH;  canvas_h = SHEIGHT;
634         canvas_x = cancel_x - canvas_w - 15;
635         canvas_y = get_h() - canvas_h - 10;
636         canvas->reposition_window(0, canvas_x, canvas_y, canvas_w, canvas_h);
637 //      int wd = 0;
638 //      for( int i=0; i<sizeof_col; ++i )
639 //              if( i != col_title ) wd += search_column_widths[i];
640 //      search_column_widths[col_title] = w - wd - 40;
641         search_list->reposition_window(list_x, list_y, list_w, list_h);
642         start_drawing();
643         return 1;
644 }
645
646 int DbWindowGUI::
647 close_event()
648 {
649         set_done(1);
650         return 1;
651 }
652
653 int DbWindowGUI::
654 stop_drawing()
655 {
656         vicon_thread->stop_drawing();
657         return 0;
658 }
659
660 int DbWindowGUI::
661 start_drawing(int update)
662 {
663         if( update )
664                 vicon_thread->list_update = 1;
665         vicon_thread->start_drawing();
666         return 0;
667 }
668
669 int DbWindowGUI::search_string(const char *text, const char *sp)
670 {
671         if( sp ) {
672                 int n = strlen(text);
673                 for( const char *cp=sp; *cp!=0; ++cp ) {
674                         if( match_case_enable ? !strncmp(text, cp, n) :
675                                 !strncasecmp(text, cp, n) ) return 1;
676                 }
677         }
678         return 0;
679 }
680
681 void DbWindowGUI::search_clips(MediaDb *mdb, int n, const char *text)
682 {
683         //Db::write_blocked by(mdb->db.Clip_set);
684         if( !mdb->clips_first_id() ) do {
685                 if( (title_text_enable && search_string(text, mdb->clip_title())) ||
686                     (info_text_enable  && search_string(text, mdb->clip_path())) ) {
687                         int id = mdb->clip_id();
688                         double system_time = mdb->clip_system_time();
689                         double start_time = 0;
690                         if( system_time > 0 )
691                                 start_time = system_time + mdb->clip_position();
692                         double access_time = 0;  int access_count = 0;
693                         if( !mdb->views_clip_id(id) ) {
694                                  access_time = mdb->views_access_time();
695                                  access_count =  mdb->views_access_count();
696                         }
697                         double length = mdb->clip_frames() / mdb->clip_framerate();
698                         search_results.append(new DbWindowItem(id, mdb->clip_title(),
699                                 mdb->clip_path(), length, start_time, access_time, access_count));
700                 }
701         } while( --n >= 0 && !mdb->clips_next_id() );
702 }
703
704 void DbWindowGUI::search(int n, const char *text)
705 {
706         stop_drawing();
707         search_results.remove_all();
708         DbWindow::MDb *mdb = dwindow->mdb;
709         if( !mdb->attach_rd() ) {
710                 search_clips(mdb, n, text);
711                 mdb->detach();
712         }
713         start_drawing();
714 }
715
716 int DbWindowGUI::delete_selection(MediaDb *mdb)
717 {
718         int n = 0;
719         for( int k=0; k<search_results.size(); ++k ) {
720                 if( !search_items[0][k]->get_selected() ) continue;
721                 int id = search_results[k]->id;
722                 if( mdb->del_clip_set(id) ) {
723                         printf(_("failed delete clip id %d\n"),id);
724                         continue;
725                 }
726                 search_results.remove_object_number(k);
727                 for( int i=0; i<sizeof_col; ++i )
728                         search_items[i].remove_object_number(k);
729                 ++n;  --k;
730         }
731         if( n > 0 ) mdb->commitDb();
732         return 0;
733 }
734
735 void DbWindowGUI::delete_items()
736 {
737         stop_drawing();
738         DbWindow::MDb *mdb = dwindow->mdb;
739         if( !mdb->attach_wr() ) {
740                 delete_selection(mdb);
741                 mdb->detach();
742         }
743         start_drawing();
744 }
745
746 void DbWindowGUI::
747 update()
748 {
749
750         for( int i=0; i<sizeof_col; ++i )
751                 search_items[i].remove_all_objects();
752
753         char text[BCTEXTLEN];
754         int n = search_results.size();
755         for( int i=0; i<n; ++i ) {
756                 DbWindowItem *item = search_results[i];
757                 for( int k=0; k<sizeof_col; ++k ) {
758                         const char *cp = 0;  text[0] = 0;
759                         switch( search_columns[k] ) {
760                         case col_vicon:
761                                 cp = "";
762                                 break;
763                         case col_id: {
764                                 sprintf(text,"%4d", item->id);
765                                 cp = text;
766                                 break; }
767                         case col_length: {
768                                 sprintf(text, "%8.3f", item->length);
769                                 cp = text;
770                                 break; }
771                         case col_source:
772                                 cp = item->source;
773                                 break;
774                         case col_title:
775                                 cp = item->title;
776                                 break;
777                         case col_start_time: {
778                                 time_t st = item->start_time;
779                                 if( st > 0 ) {
780                                         struct tm stm;  localtime_r(&st,&stm);
781                                         sprintf(text,"%02d:%02d:%02d %02d/%02d/%02d",
782                                                 stm.tm_hour, stm.tm_min, stm.tm_sec,
783                                                 stm.tm_year%100, stm.tm_mon, stm.tm_mday);
784                                 }
785                                 cp = text;
786                                 break; }
787                         case col_access_time: {
788                                 time_t at = item->access_time;
789                                 if( at > 0 ) {
790                                         struct tm atm;  localtime_r(&at,&atm);
791                                         sprintf(text,"%02d/%02d/%02d %02d:%02d:%02d",
792                                                 atm.tm_year%100, atm.tm_mon, atm.tm_mday,
793                                                 atm.tm_hour, atm.tm_min, atm.tm_sec);
794                                 }
795                                 cp = text;
796                                 break; }
797                         case col_access_count: {
798                                 sprintf(text,"%4d", item->access_count);
799                                 cp = text;
800                                 break; }
801                         }
802                         if( !cp ) continue;
803                         DbSearchItem *item = new DbSearchItem(cp, LTYELLOW);
804                         if( search_columns[k] == col_vicon ) {
805                                 item->set_text_w(SWIDTH+10);
806                                 item->set_text_h(SHEIGHT+5);
807                                 item->set_searchable(0);
808                         }
809                         search_items[k].append(item);
810                 }
811         }
812
813         search_list->update();
814 }
815
816
817 DbWindowItem::
818 DbWindowItem(int id, const char *source, const char *title,
819         double length, double start_time,
820         double access_time, int access_count)
821 {
822         this->id = id;
823         if( !source ) source = "";
824         this->source = new char[strlen(source)+1];
825         strcpy(this->source,source);
826         if( !title ) title = "";
827         this->title = new char[strlen(title)+1];
828         strcpy(this->title,title);
829         this->length = length;
830         this->start_time = start_time;
831         this->access_time = access_time;
832         this->access_count = access_count;
833 }
834
835 DbWindowItem::
836 ~DbWindowItem()
837 {
838         delete source;
839         delete title;
840 }
841
842 #define CmprFn(nm,key) int DbWindowGUI:: \
843 cmpr_##nm(const void *a, const void *b) { \
844   DbWindowItem *&ap = *(DbWindowItem **)a; \
845   DbWindowItem *&bp = *(DbWindowItem **)b; \
846   int n = key; if( !n ) n = ap->no-bp->no; \
847   return n; \
848 }
849
850 extern long timezone;
851
852 CmprFn(id_dn, ap->id - bp->id)
853 CmprFn(id_up, bp->id - ap->id)
854 CmprFn(length_dn, ap->length - bp->length)
855 CmprFn(length_up, bp->length - ap->length)
856 CmprFn(Source_dn, strcasecmp(ap->source, bp->source))
857 CmprFn(source_dn, strcmp(ap->source, bp->source))
858 CmprFn(Source_up, strcasecmp(bp->source, ap->source))
859 CmprFn(source_up, strcmp(bp->source, ap->source))
860 CmprFn(Title_dn, strcasecmp(ap->title, bp->title))
861 CmprFn(title_dn, strcmp(ap->title, bp->title))
862 CmprFn(Title_up, strcasecmp(bp->title, ap->title))
863 CmprFn(title_up, strcmp(bp->title, ap->title))
864 CmprFn(start_time_dn, fmod(ap->start_time-timezone,24*3600) - fmod(bp->start_time-timezone,24*3600))
865 CmprFn(start_time_up, fmod(bp->start_time-timezone,24*3600) - fmod(ap->start_time-timezone,24*3600))
866 CmprFn(access_time_dn, ap->access_time - bp->access_time)
867 CmprFn(access_time_up, bp->access_time - ap->access_time)
868 CmprFn(access_count_dn, ap->access_count - bp->access_count)
869 CmprFn(access_count_up, bp->access_count - ap->access_count)
870
871
872 void DbWindowGUI::
873 sort_events(int column, int order)
874 {
875         sort_column = column;  sort_order = order;
876         if( search_columns[sort_column] == col_vicon ) return;
877         int n = search_results.size();
878         if( !n ) return;
879         DbWindowItem **items = &search_results[0];
880         for( int i=0; i<n; ++i ) items[i]->no = i;
881
882         int(*cmpr)(const void *, const void *) = 0;
883         switch( search_columns[sort_column] ) {
884         case col_id:
885                 cmpr = sort_order ? cmpr_id_up : cmpr_id_dn;
886                 break;
887         case col_length:
888                 cmpr = sort_order ? cmpr_length_up : cmpr_length_dn;
889                 break;
890         case col_source:
891                 cmpr = match_case_enable ?
892                         (sort_order ? cmpr_Source_up : cmpr_Source_dn) :
893                         (sort_order ? cmpr_source_up : cmpr_source_dn) ;
894                 break;
895         case col_title:
896                 cmpr = match_case_enable ?
897                         (sort_order ? cmpr_Title_up : cmpr_Title_dn) :
898                         (sort_order ? cmpr_title_up : cmpr_title_dn) ;
899                 break;
900         case col_start_time:
901                 cmpr = sort_order ? cmpr_start_time_up : cmpr_start_time_dn;
902                 break;
903         case col_access_time:
904                 cmpr = sort_order ? cmpr_access_time_up : cmpr_access_time_dn;
905                 break;
906         case col_access_count:
907                 cmpr = sort_order ? cmpr_access_count_up : cmpr_access_count_dn;
908                 break;
909         }
910
911         if( cmpr ) qsort(items, n, sizeof(*items), cmpr);
912 }
913
914 void DbWindowGUI::
915 move_column(int src, int dst)
916 {
917         if( src == dst ) return;
918         int src_column = search_columns[src];
919         const char *src_column_title = search_column_titles[src];
920         int src_column_width = search_column_widths[src];
921         if( src < dst ) {
922                 for( int i=src; i<dst; ++i ) {
923                         search_columns[i] = search_columns[i+1];
924                         search_column_titles[i] = search_column_titles[i+1];
925                         search_column_widths[i] = search_column_widths[i+1];
926                 }
927         }
928         else {
929                 for( int i=src; i>dst; --i ) {
930                         search_columns[i] = search_columns[i-1];
931                         search_column_titles[i] = search_column_titles[i-1];
932                         search_column_widths[i] = search_column_widths[i-1];
933                 }
934         }
935         search_columns[dst] = src_column;
936         search_column_titles[dst] = src_column_title;
937         search_column_widths[dst] = src_column_width;
938         int k = sizeof_col;
939         while( --k >= 0 && search_columns[k] != col_vicon );
940         if( k >= 0 ) search_list->set_master_column(k,0);
941 }
942
943
944 DbWindowCanvas::
945 DbWindowCanvas(DbWindowGUI *gui, int x, int y, int w, int h)
946  : Canvas(gui->dwindow->mwindow, gui, x, y, w, h, w, h, 0)
947 {
948         this->gui = gui;
949         this->is_fullscreen = 0;
950 }
951
952 DbWindowCanvas::
953 ~DbWindowCanvas()
954 {
955 }
956
957 void DbWindowCanvas::
958 flash_canvas()
959 {
960         BC_WindowBase* wdw = get_canvas();
961         wdw->lock_window("DbWindowCanvas::flash_canvas");
962         wdw->flash();
963         wdw->unlock_window();
964 }
965
966 void DbWindowCanvas::
967 draw_frame(VFrame *frame, int x, int y, int w, int h)
968 {
969         BC_WindowBase* wdw = get_canvas();
970         int min_y = gui->search_list->get_title_h();
971         int max_y = gui->search_list->get_view_h()+min_y;
972         min_y += 2;  max_y -= 2;
973         int sx = 0, sy = 0, sw = frame->get_w(), sh = frame->get_h();
974         int dy = min_y - y;
975         if( dy > 0 ) { sy += dy;  y = min_y;   sh -= dy;  h -= dy; }
976         dy = y+h - max_y;
977         if( dy > 0 ) { sh -= dy;  h -= dy; }
978         sh &= ~1;
979         if( sh > 0 ) {
980                 //wdw->lock_window("DbWindowCanvas::draw_frame");
981                 wdw->draw_vframe(frame, x,y,w,(h&~1), sx,sy,sw,sh, 0);
982                 //wdw->unlock_window();
983         }
984 }
985
986