b11a9db77a763a3e13be1a17866ed552380c9d6e
[geeqie.git] / src / view_file_icon.c
1 /*
2  * Geeqie
3  * (C) 2006 John Ellis
4  * Copyright (C) 2008 - 2012 The Geeqie Team
5  *
6  * Author: John Ellis
7  *
8  * This software is released under the GNU General Public License (GNU GPL).
9  * Please read the included file COPYING for more information.
10  * This software comes with no warranty of any kind, use at your own risk!
11  */
12
13 #include "main.h"
14 #include "view_file_icon.h"
15
16 #include "bar.h"
17 #include "cellrenderericon.h"
18 #include "collect.h"
19 #include "collect-io.h"
20 #include "collect-table.h"
21 #include "dnd.h"
22 #include "editors.h"
23 #include "img-view.h"
24 #include "filedata.h"
25 #include "layout.h"
26 #include "layout_image.h"
27 #include "menu.h"
28 #include "metadata.h"
29 #include "thumb.h"
30 #include "utilops.h"
31 #include "ui_fileops.h"
32 #include "ui_menu.h"
33 #include "ui_tree_edit.h"
34 #include "uri_utils.h"
35 #include "view_file.h"
36
37 #include <gdk/gdkkeysyms.h> /* for keyboard values */
38
39
40 /* between these, the icon width is increased by thumb_max_width / 2 */
41 #define THUMB_MIN_ICON_WIDTH 128
42 #define THUMB_MAX_ICON_WIDTH 150
43
44 #define VFICON_MAX_COLUMNS 32
45 #define THUMB_BORDER_PADDING 2
46
47 #define VFICON_TIP_DELAY 500
48
49 enum {
50         FILE_COLUMN_POINTER = 0,
51         FILE_COLUMN_COUNT
52 };
53
54 typedef enum {
55         SELECTION_NONE          = 0,
56         SELECTION_SELECTED      = 1 << 0,
57         SELECTION_PRELIGHT      = 1 << 1,
58         SELECTION_FOCUS         = 1 << 2
59 } SelectionType;
60
61 typedef struct _IconData IconData;
62 struct _IconData
63 {
64         SelectionType selected;
65         FileData *fd;
66 };
67
68 static gint vficon_index_by_id(ViewFile *vf, IconData *in_id);
69
70 static IconData *vficon_icon_data(ViewFile *vf, FileData *fd)
71 {
72         IconData *id = NULL;
73         GList *work;
74
75         if (!fd) return NULL;
76         work = vf->list;
77         while (work && !id)
78                 {
79                 IconData *chk = work->data;
80                 work = work->next;
81                 if (chk->fd == fd) id = chk;
82                 }
83         return id;
84 }
85
86 #if 0
87 /* not used */
88 static gint iconlist_read(FileData *dir_fd, GList **list)
89 {
90         GList *temp;
91         GList *work;
92
93         if (!filelist_read(dir_fd, &temp, NULL)) return FALSE;
94
95         work = temp;
96         while (work)
97                 {
98                 FileData *fd;
99                 IconData *id;
100
101                 fd = work->data;
102                 g_assert(fd->magick == FD_MAGICK);
103                 id = g_new0(IconData, 1);
104
105                 id->selected = SELECTION_NONE;
106                 id->fd = fd;
107
108                 work->data = id;
109                 work = work->next;
110                 }
111
112         *list = temp;
113
114         return TRUE;
115 }
116 #endif
117
118 static void iconlist_free(GList *list)
119 {
120         GList *work = list;
121         while (work)
122                 {
123                 IconData *id = work->data;
124                 file_data_unref(id->fd);
125                 g_free(id);
126                 work = work->next;
127                 }
128
129         g_list_free(list);
130
131 }
132
133 gint iconlist_sort_file_cb(gpointer a, gpointer b)
134 {
135         IconData *ida = a;
136         IconData *idb = b;
137         return filelist_sort_compare_filedata(ida->fd, idb->fd);
138 }
139
140 GList *iconlist_sort(GList *list, SortType method, gboolean ascend)
141 {
142         return filelist_sort_full(list, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
143 }
144
145 GList *iconlist_insert_sort(GList *list, IconData *id, SortType method, gboolean ascend)
146 {
147         return filelist_insert_sort_full(list, id, method, ascend, (GCompareFunc) iconlist_sort_file_cb);
148 }
149
150
151 static void vficon_toggle_filenames(ViewFile *vf);
152 static void vficon_selection_remove(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter);
153 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gboolean relative);
154 static void vficon_set_focus(ViewFile *vf, IconData *id);
155 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gboolean force);
156
157
158 /*
159  *-----------------------------------------------------------------------------
160  * pop-up menu
161  *-----------------------------------------------------------------------------
162  */
163
164 GList *vficon_selection_get_one(ViewFile *vf, FileData *fd)
165 {
166         return g_list_prepend(filelist_copy(fd->sidecar_files), file_data_ref(fd));
167 }
168
169 GList *vficon_pop_menu_file_list(ViewFile *vf)
170 {
171         if (!VFICON(vf)->click_id) return NULL;
172
173         if (VFICON(vf)->click_id->selected & SELECTION_SELECTED)
174                 {
175                 return vf_selection_get_list(vf);
176                 }
177
178         return vficon_selection_get_one(vf, VFICON(vf)->click_id->fd);
179 }
180
181 void vficon_pop_menu_view_cb(GtkWidget *widget, gpointer data)
182 {
183         ViewFile *vf = data;
184
185         if (!VFICON(vf)->click_id) return;
186
187         if (VFICON(vf)->click_id->selected & SELECTION_SELECTED)
188                 {
189                 GList *list;
190
191                 list = vf_selection_get_list(vf);
192                 view_window_new_from_list(list);
193                 filelist_free(list);
194                 }
195         else
196                 {
197                 view_window_new(VFICON(vf)->click_id->fd);
198                 }
199 }
200
201 void vficon_pop_menu_rename_cb(GtkWidget *widget, gpointer data)
202 {
203         ViewFile *vf = data;
204
205         file_util_rename(NULL, vf_pop_menu_file_list(vf), vf->listview);
206 }
207
208 void vficon_pop_menu_show_names_cb(GtkWidget *widget, gpointer data)
209 {
210         ViewFile *vf = data;
211
212         vficon_toggle_filenames(vf);
213 }
214
215 void vficon_pop_menu_refresh_cb(GtkWidget *widget, gpointer data)
216 {
217         ViewFile *vf = data;
218
219         vf_refresh(vf);
220 }
221
222 void vficon_popup_destroy_cb(GtkWidget *widget, gpointer data)
223 {
224         ViewFile *vf = data;
225         vficon_selection_remove(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, NULL);
226         VFICON(vf)->click_id = NULL;
227         vf->popup = NULL;
228 }
229
230 /*
231  *-------------------------------------------------------------------
232  * signals
233  *-------------------------------------------------------------------
234  */
235
236 static void vficon_send_layout_select(ViewFile *vf, IconData *id)
237 {
238         FileData *read_ahead_fd = NULL;
239         FileData *sel_fd;
240         FileData *cur_fd;
241
242         if (!vf->layout || !id || !id->fd) return;
243
244         sel_fd = id->fd;
245
246         cur_fd = layout_image_get_fd(vf->layout);
247         if (sel_fd == cur_fd) return; /* no change */
248
249         if (options->image.enable_read_ahead)
250                 {
251                 gint row;
252
253                 row = g_list_index(vf->list, id);
254                 if (row > vficon_index_by_fd(vf, cur_fd) &&
255                     (guint) (row + 1) < vf_count(vf, NULL))
256                         {
257                         read_ahead_fd = vf_index_get_data(vf, row + 1);
258                         }
259                 else if (row > 0)
260                         {
261                         read_ahead_fd = vf_index_get_data(vf, row - 1);
262                         }
263                 }
264
265         layout_image_set_with_ahead(vf->layout, sel_fd, read_ahead_fd);
266 }
267
268 static void vficon_toggle_filenames(ViewFile *vf)
269 {
270         GtkAllocation allocation;
271         VFICON(vf)->show_text = !VFICON(vf)->show_text;
272         options->show_icon_names = VFICON(vf)->show_text;
273
274         gtk_widget_get_allocation(vf->listview, &allocation);
275         vficon_populate_at_new_size(vf, allocation.width, allocation.height, TRUE);
276 }
277
278 static gint vficon_get_icon_width(ViewFile *vf)
279 {
280         gint width;
281
282         if (!VFICON(vf)->show_text) return options->thumbnails.max_width;
283
284         width = options->thumbnails.max_width + options->thumbnails.max_width / 2;
285         if (width < THUMB_MIN_ICON_WIDTH) width = THUMB_MIN_ICON_WIDTH;
286         if (width > THUMB_MAX_ICON_WIDTH) width = options->thumbnails.max_width;
287
288         return width;
289 }
290
291 /*
292  *-------------------------------------------------------------------
293  * misc utils
294  *-------------------------------------------------------------------
295  */
296
297 static gboolean vficon_find_position(ViewFile *vf, IconData *id, gint *row, gint *col)
298 {
299         gint n;
300
301         n = g_list_index(vf->list, id);
302
303         if (n < 0) return FALSE;
304
305         *row = n / VFICON(vf)->columns;
306         *col = n - (*row * VFICON(vf)->columns);
307
308         return TRUE;
309 }
310
311 static gboolean vficon_find_iter(ViewFile *vf, IconData *id, GtkTreeIter *iter, gint *column)
312 {
313         GtkTreeModel *store;
314         gint row, col;
315
316         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
317         if (!vficon_find_position(vf, id, &row, &col)) return FALSE;
318         if (!gtk_tree_model_iter_nth_child(store, iter, NULL, row)) return FALSE;
319         if (column) *column = col;
320
321         return TRUE;
322 }
323
324 static IconData *vficon_find_data(ViewFile *vf, gint row, gint col, GtkTreeIter *iter)
325 {
326         GtkTreeModel *store;
327         GtkTreeIter p;
328
329         if (row < 0 || col < 0) return NULL;
330
331         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
332         if (gtk_tree_model_iter_nth_child(store, &p, NULL, row))
333                 {
334                 GList *list;
335
336                 gtk_tree_model_get(store, &p, FILE_COLUMN_POINTER, &list, -1);
337                 if (!list) return NULL;
338
339                 if (iter) *iter = p;
340
341                 return g_list_nth_data(list, col);
342                 }
343
344         return NULL;
345 }
346
347 static IconData *vficon_find_data_by_coord(ViewFile *vf, gint x, gint y, GtkTreeIter *iter)
348 {
349         GtkTreePath *tpath;
350         GtkTreeViewColumn *column;
351
352         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), x, y,
353                                           &tpath, &column, NULL, NULL))
354                 {
355                 GtkTreeModel *store;
356                 GtkTreeIter row;
357                 GList *list;
358                 gint n;
359
360                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
361                 gtk_tree_model_get_iter(store, &row, tpath);
362                 gtk_tree_path_free(tpath);
363
364                 gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
365
366                 n = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(column), "column_number"));
367                 if (list)
368                         {
369                         if (iter) *iter = row;
370                         return g_list_nth_data(list, n);
371                         }
372                 }
373
374         return NULL;
375 }
376
377 static void vficon_mark_toggled_cb(GtkCellRendererToggle *cell, gchar *path_str, gpointer data)
378 {
379         ViewFile *vf = data;
380         GtkTreeModel *store;
381         GtkTreePath *path = gtk_tree_path_new_from_string(path_str);
382         GtkTreeIter row;
383         gint column;
384         GList *list;
385         guint toggled_mark;
386         IconData *id;
387
388         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
389         if (!path || !gtk_tree_model_get_iter(store, &row, path))
390                 return;
391
392         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
393
394         column = GPOINTER_TO_INT(g_object_get_data(G_OBJECT(cell), "column_number"));
395         g_object_get(G_OBJECT(cell), "toggled_mark", &toggled_mark, NULL);
396
397         id = g_list_nth_data(list, column);
398         if (id)
399                 {
400                 FileData *fd = id->fd;
401                 file_data_set_mark(fd, toggled_mark, !file_data_get_mark(fd, toggled_mark));
402                 }
403 }
404
405
406 /*
407  *-------------------------------------------------------------------
408  * tooltip type window
409  *-------------------------------------------------------------------
410  */
411
412 static void tip_show(ViewFile *vf)
413 {
414         GtkWidget *label;
415         gint x, y;
416
417         if (VFICON(vf)->tip_window) return;
418
419         gdk_window_get_pointer(gtk_tree_view_get_bin_window(GTK_TREE_VIEW(vf->listview)), &x, &y, NULL);
420
421         VFICON(vf)->tip_id = vficon_find_data_by_coord(vf, x, y, NULL);
422         if (!VFICON(vf)->tip_id) return;
423
424         VFICON(vf)->tip_window = gtk_window_new(GTK_WINDOW_POPUP);
425         gtk_window_set_resizable(GTK_WINDOW(VFICON(vf)->tip_window), FALSE);
426         gtk_container_set_border_width(GTK_CONTAINER(VFICON(vf)->tip_window), 2);
427
428         label = gtk_label_new(VFICON(vf)->tip_id->fd->name);
429
430         g_object_set_data(G_OBJECT(VFICON(vf)->tip_window), "tip_label", label);
431         gtk_container_add(GTK_CONTAINER(VFICON(vf)->tip_window), label);
432         gtk_widget_show(label);
433
434         gdk_window_get_pointer(NULL, &x, &y, NULL);
435
436         if (!gtk_widget_get_realized(VFICON(vf)->tip_window)) gtk_widget_realize(VFICON(vf)->tip_window);
437         gtk_window_move(GTK_WINDOW(VFICON(vf)->tip_window), x + 16, y + 16);
438         gtk_widget_show(VFICON(vf)->tip_window);
439 }
440
441 static void tip_hide(ViewFile *vf)
442 {
443         if (VFICON(vf)->tip_window) gtk_widget_destroy(VFICON(vf)->tip_window);
444         VFICON(vf)->tip_window = NULL;
445 }
446
447 static gboolean tip_schedule_cb(gpointer data)
448 {
449         ViewFile *vf = data;
450         GtkWidget *window;
451
452         if (!VFICON(vf)->tip_delay_id) return FALSE;
453
454         window = gtk_widget_get_toplevel(vf->listview);
455
456         if (gtk_widget_get_sensitive(window) &&
457             gtk_window_has_toplevel_focus(GTK_WINDOW(window)))
458                 {
459                 tip_show(vf);
460                 }
461
462         VFICON(vf)->tip_delay_id = 0;
463         return FALSE;
464 }
465
466 static void tip_schedule(ViewFile *vf)
467 {
468         tip_hide(vf);
469
470         if (VFICON(vf)->tip_delay_id)
471                 {
472                 g_source_remove(VFICON(vf)->tip_delay_id);
473                 VFICON(vf)->tip_delay_id = 0;
474                 }
475
476         if (!VFICON(vf)->show_text)
477                 {
478                 VFICON(vf)->tip_delay_id = g_timeout_add(VFICON_TIP_DELAY, tip_schedule_cb, vf);
479                 }
480 }
481
482 static void tip_unschedule(ViewFile *vf)
483 {
484         tip_hide(vf);
485
486         if (VFICON(vf)->tip_delay_id)
487                 {
488                 g_source_remove(VFICON(vf)->tip_delay_id);
489                 VFICON(vf)->tip_delay_id = 0;
490                 }
491 }
492
493 static void tip_update(ViewFile *vf, IconData *id)
494 {
495         if (VFICON(vf)->tip_window)
496                 {
497                 gint x, y;
498
499                 gdk_window_get_pointer(NULL, &x, &y, NULL);
500                 gtk_window_move(GTK_WINDOW(VFICON(vf)->tip_window), x + 16, y + 16);
501
502                 if (id != VFICON(vf)->tip_id)
503                         {
504                         GtkWidget *label;
505
506                         VFICON(vf)->tip_id = id;
507
508                         if (!VFICON(vf)->tip_id)
509                                 {
510                                 tip_hide(vf);
511                                 tip_schedule(vf);
512                                 return;
513                                 }
514
515                         label = g_object_get_data(G_OBJECT(VFICON(vf)->tip_window), "tip_label");
516                         gtk_label_set_text(GTK_LABEL(label), VFICON(vf)->tip_id->fd->name);
517                         }
518                 }
519         else
520                 {
521                 tip_schedule(vf);
522                 }
523 }
524
525 /*
526  *-------------------------------------------------------------------
527  * dnd
528  *-------------------------------------------------------------------
529  */
530
531 static void vficon_dnd_get(GtkWidget *widget, GdkDragContext *context,
532                            GtkSelectionData *selection_data, guint info,
533                            guint time, gpointer data)
534 {
535         ViewFile *vf = data;
536         GList *list = NULL;
537
538         if (!VFICON(vf)->click_id) return;
539
540         if (VFICON(vf)->click_id->selected & SELECTION_SELECTED)
541                 {
542                 list = vf_selection_get_list(vf);
543                 }
544         else
545                 {
546                 list = g_list_append(NULL, file_data_ref(VFICON(vf)->click_id->fd));
547                 }
548
549         if (!list) return;
550         uri_selection_data_set_uris_from_filelist(selection_data, list);
551         filelist_free(list);
552 }
553
554 static void vficon_drag_data_received(GtkWidget *entry_widget, GdkDragContext *context,
555                                       int x, int y, GtkSelectionData *selection,
556                                       guint info, guint time, gpointer data)
557 {
558         ViewFile *vf = data;
559
560         if (info == TARGET_TEXT_PLAIN) {
561                 IconData *id = vficon_find_data_by_coord(vf, x, y, NULL);
562
563                 if (id && id->fd) {
564                         /* Add keywords to file */
565                         FileData *fd = id->fd;
566                         gchar *str = gtk_selection_data_get_text(selection);
567                         GList *kw_list = string_to_keywords_list(str);
568                         
569                         metadata_append_list(fd, KEYWORD_KEY, kw_list);
570                         string_list_free(kw_list);
571                         g_free(str);
572 /*
573 file notification should handle this automatically                      
574                         if (vf->layout && vf->layout->bar_info) {
575                                 bar_set_fd(vf->layout->bar_info, id->fd);
576                         }
577 */
578                 }
579         }
580 }
581
582 static void vficon_dnd_begin(GtkWidget *widget, GdkDragContext *context, gpointer data)
583 {
584         ViewFile *vf = data;
585
586         tip_unschedule(vf);
587
588         if (VFICON(vf)->click_id && VFICON(vf)->click_id->fd->thumb_pixbuf)
589                 {
590                 gint items;
591
592                 if (VFICON(vf)->click_id->selected & SELECTION_SELECTED)
593                         items = g_list_length(VFICON(vf)->selection);
594                 else
595                         items = 1;
596
597                 dnd_set_drag_icon(widget, context, VFICON(vf)->click_id->fd->thumb_pixbuf, items);
598                 }
599 }
600
601 static void vficon_dnd_end(GtkWidget *widget, GdkDragContext *context, gpointer data)
602 {
603         ViewFile *vf = data;
604
605         vficon_selection_remove(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, NULL);
606
607         if (gdk_drag_context_get_selected_action(context) == GDK_ACTION_MOVE)
608                 {
609                 vf_refresh(vf);
610                 }
611
612         tip_unschedule(vf);
613 }
614
615 void vficon_dnd_init(ViewFile *vf)
616 {
617         gtk_drag_source_set(vf->listview, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
618                             dnd_file_drag_types, dnd_file_drag_types_count,
619                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
620         gtk_drag_dest_set(vf->listview, GTK_DEST_DEFAULT_ALL,
621                             dnd_file_drag_types, dnd_file_drag_types_count,
622                             GDK_ACTION_COPY | GDK_ACTION_MOVE | GDK_ACTION_LINK);
623
624         g_signal_connect(G_OBJECT(vf->listview), "drag_data_get",
625                          G_CALLBACK(vficon_dnd_get), vf);
626         g_signal_connect(G_OBJECT(vf->listview), "drag_begin",
627                          G_CALLBACK(vficon_dnd_begin), vf);
628         g_signal_connect(G_OBJECT(vf->listview), "drag_end",
629                          G_CALLBACK(vficon_dnd_end), vf);
630         g_signal_connect(G_OBJECT(vf->listview), "drag_data_received",
631                          G_CALLBACK(vficon_drag_data_received), vf);
632 }
633
634 /*
635  *-------------------------------------------------------------------
636  * cell updates
637  *-------------------------------------------------------------------
638  */
639
640 static void vficon_selection_set(ViewFile *vf, IconData *id, SelectionType value, GtkTreeIter *iter)
641 {
642         GtkTreeModel *store;
643         GList *list;
644
645         if (!id) return;
646
647
648         if (id->selected == value) return;
649         id->selected = value;
650
651         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
652         if (iter)
653                 {
654                 gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
655                 if (list) gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, list, -1);
656                 }
657         else
658                 {
659                 GtkTreeIter row;
660
661                 if (vficon_find_iter(vf, id, &row, NULL))
662                         {
663                         gtk_tree_model_get(store, &row, FILE_COLUMN_POINTER, &list, -1);
664                         if (list) gtk_list_store_set(GTK_LIST_STORE(store), &row, FILE_COLUMN_POINTER, list, -1);
665                         }
666                 }
667 }
668
669 static void vficon_selection_add(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter)
670 {
671         if (!id) return;
672
673         vficon_selection_set(vf, id, id->selected | mask, iter);
674 }
675
676 static void vficon_selection_remove(ViewFile *vf, IconData *id, SelectionType mask, GtkTreeIter *iter)
677 {
678         if (!id) return;
679
680         vficon_selection_set(vf, id, id->selected & ~mask, iter);
681 }
682
683 void vficon_marks_set(ViewFile *vf, gint enable)
684 {
685         GtkAllocation allocation;
686         gtk_widget_get_allocation(vf->listview, &allocation);
687         vficon_populate_at_new_size(vf, allocation.width, allocation.height, TRUE);
688 }
689
690 /*
691  *-------------------------------------------------------------------
692  * selections
693  *-------------------------------------------------------------------
694  */
695
696 static void vficon_verify_selections(ViewFile *vf)
697 {
698         GList *work;
699
700         work = VFICON(vf)->selection;
701         while (work)
702                 {
703                 IconData *id = work->data;
704                 work = work->next;
705
706                 if (vficon_index_by_id(vf, id) >= 0) continue;
707
708                 VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, id);
709                 }
710 }
711
712 void vficon_select_all(ViewFile *vf)
713 {
714         GList *work;
715
716         g_list_free(VFICON(vf)->selection);
717         VFICON(vf)->selection = NULL;
718
719         work = vf->list;
720         while (work)
721                 {
722                 IconData *id = work->data;
723                 work = work->next;
724                 
725                 VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, id);
726                 vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
727                 }
728
729         vf_send_update(vf);
730 }
731
732 void vficon_select_none(ViewFile *vf)
733 {
734         GList *work;
735
736         work = VFICON(vf)->selection;
737         while (work)
738                 {
739                 IconData *id = work->data;
740                 work = work->next;
741
742                 vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
743                 }
744
745         g_list_free(VFICON(vf)->selection);
746         VFICON(vf)->selection = NULL;
747
748         vf_send_update(vf);
749 }
750
751 void vficon_select_invert(ViewFile *vf)
752 {
753         GList *work;
754
755         work = vf->list;
756         while (work)
757                 {
758                 IconData *id = work->data;
759                 work = work->next;
760
761                 if (id->selected & SELECTION_SELECTED)
762                         {
763                         VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, id);
764                         vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
765                         }
766                 else
767                         {
768                         VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, id);
769                         vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
770                         }
771                 }
772
773         vf_send_update(vf);
774 }
775
776 static void vficon_select(ViewFile *vf, IconData *id)
777 {
778         VFICON(vf)->prev_selection = id;
779
780         if (!id || id->selected & SELECTION_SELECTED) return;
781
782         VFICON(vf)->selection = g_list_append(VFICON(vf)->selection, id);
783         vficon_selection_add(vf, id, SELECTION_SELECTED, NULL);
784
785         vf_send_update(vf);
786 }
787
788 static void vficon_unselect(ViewFile *vf, IconData *id)
789 {
790         VFICON(vf)->prev_selection = id;
791
792         if (!id || !(id->selected & SELECTION_SELECTED) ) return;
793
794         VFICON(vf)->selection = g_list_remove(VFICON(vf)->selection, id);
795         vficon_selection_remove(vf, id, SELECTION_SELECTED, NULL);
796
797         vf_send_update(vf);
798 }
799
800 static void vficon_select_util(ViewFile *vf, IconData *id, gboolean select)
801 {
802         if (select)
803                 {
804                 vficon_select(vf, id);
805                 }
806         else
807                 {
808                 vficon_unselect(vf, id);
809                 }
810 }
811
812 static void vficon_select_region_util(ViewFile *vf, IconData *start, IconData *end, gboolean select)
813 {
814         gint row1, col1;
815         gint row2, col2;
816         gint t;
817         gint i, j;
818
819         if (!vficon_find_position(vf, start, &row1, &col1) ||
820             !vficon_find_position(vf, end, &row2, &col2) ) return;
821
822         VFICON(vf)->prev_selection = end;
823
824         if (!options->collections.rectangular_selection)
825                 {
826                 GList *work;
827                 IconData *id;
828
829                 if (g_list_index(vf->list, start) > g_list_index(vf->list, end))
830                         {
831                         id = start;
832                         start = end;
833                         end = id;
834                         }
835
836                 work = g_list_find(vf->list, start);
837                 while (work)
838                         {
839                         id = work->data;
840                         vficon_select_util(vf, id, select);
841
842                         if (work->data != end)
843                                 work = work->next;
844                         else
845                                 work = NULL;
846                         }
847                 return;
848                 }
849
850         if (row2 < row1)
851                 {
852                 t = row1;
853                 row1 = row2;
854                 row2 = t;
855                 }
856         if (col2 < col1)
857                 {
858                 t = col1;
859                 col1 = col2;
860                 col2 = t;
861                 }
862
863         DEBUG_1("table: %d x %d to %d x %d", row1, col1, row2, col2);
864
865         for (i = row1; i <= row2; i++)
866                 {
867                 for (j = col1; j <= col2; j++)
868                         {
869                         IconData *id = vficon_find_data(vf, i, j, NULL);
870                         if (id) vficon_select_util(vf, id, select);
871                         }
872                 }
873 }
874
875 gboolean vficon_index_is_selected(ViewFile *vf, gint row)
876 {
877         IconData *id = g_list_nth_data(vf->list, row);
878
879         if (!id) return FALSE;
880
881         return (id->selected & SELECTION_SELECTED);
882 }
883
884 guint vficon_selection_count(ViewFile *vf, gint64 *bytes)
885 {
886         if (bytes)
887                 {
888                 gint64 b = 0;
889                 GList *work;
890
891                 work = VFICON(vf)->selection;
892                 while (work)
893                         {
894                         IconData *id = work->data;
895                         FileData *fd = id->fd;
896                         g_assert(fd->magick == FD_MAGICK);
897                         b += fd->size;
898
899                         work = work->next;
900                         }
901
902                 *bytes = b;
903                 }
904
905         return g_list_length(VFICON(vf)->selection);
906 }
907
908 GList *vficon_selection_get_list(ViewFile *vf)
909 {
910         GList *list = NULL;
911         GList *work, *work2;
912
913         work = VFICON(vf)->selection;
914         while (work)
915                 {
916                 IconData *id = work->data;
917                 FileData *fd = id->fd;
918                 g_assert(fd->magick == FD_MAGICK);
919
920                 list = g_list_prepend(list, file_data_ref(fd));
921                 
922                 work2 = fd->sidecar_files;
923                 while (work2)
924                         {
925                         fd = work2->data;
926                         list = g_list_prepend(list, file_data_ref(fd));
927                         work2 = work2->next;
928                         }
929
930                 work = work->next;
931                 }
932
933         list = g_list_reverse(list);
934
935         return list;
936 }
937
938 GList *vficon_selection_get_list_by_index(ViewFile *vf)
939 {
940         GList *list = NULL;
941         GList *work;
942
943         work = VFICON(vf)->selection;
944         while (work)
945                 {
946                 list = g_list_prepend(list, GINT_TO_POINTER(g_list_index(vf->list, work->data)));
947                 work = work->next;
948                 }
949
950         return g_list_reverse(list);
951 }
952
953 static void vficon_select_by_id(ViewFile *vf, IconData *id)
954 {
955         if (!id) return;
956
957         if (!(id->selected & SELECTION_SELECTED))
958                 {
959                 vf_select_none(vf);
960                 vficon_select(vf, id);
961                 }
962
963         vficon_set_focus(vf, id);
964 }
965
966 void vficon_select_by_fd(ViewFile *vf, FileData *fd)
967 {
968         IconData *id = NULL;
969         GList *work;
970
971         if (!fd) return;
972         work = vf->list;
973         while (work && !id)
974                 {
975                 IconData *chk = work->data;
976                 work = work->next;
977                 if (chk->fd == fd) id = chk;
978                 }
979         vficon_select_by_id(vf, id);
980 }
981
982 void vficon_mark_to_selection(ViewFile *vf, gint mark, MarkToSelectionMode mode)
983 {
984         GList *work;
985         gint n = mark - 1;
986
987         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
988
989         work = vf->list;
990         while (work)
991                 {
992                 IconData *id = work->data;
993                 FileData *fd = id->fd;
994                 gboolean mark_val, selected;
995
996                 g_assert(fd->magick == FD_MAGICK);
997
998                 mark_val = file_data_get_mark(fd, n);
999                 selected = (id->selected & SELECTION_SELECTED);
1000
1001                 switch (mode)
1002                         {
1003                         case MTS_MODE_SET: selected = mark_val;
1004                                 break;
1005                         case MTS_MODE_OR: selected = mark_val || selected;
1006                                 break;
1007                         case MTS_MODE_AND: selected = mark_val && selected;
1008                                 break;
1009                         case MTS_MODE_MINUS: selected = !mark_val && selected;
1010                                 break;
1011                         }
1012
1013                 vficon_select_util(vf, id, selected);
1014
1015                 work = work->next;
1016                 }
1017 }
1018
1019 void vficon_selection_to_mark(ViewFile *vf, gint mark, SelectionToMarkMode mode)
1020 {
1021         GList *slist;
1022         GList *work;
1023         gint n = mark -1;
1024
1025         g_assert(mark >= 1 && mark <= FILEDATA_MARKS_SIZE);
1026
1027         slist = vf_selection_get_list(vf);
1028         work = slist;
1029         while (work)
1030                 {
1031                 FileData *fd = work->data;
1032
1033                 switch (mode)
1034                         {
1035                         case STM_MODE_SET: file_data_set_mark(fd, n, 1);
1036                                 break;
1037                         case STM_MODE_RESET: file_data_set_mark(fd, n, 0);
1038                                 break;
1039                         case STM_MODE_TOGGLE: file_data_set_mark(fd, n, !file_data_get_mark(fd, n));
1040                                 break;
1041                         }
1042                 work = work->next;
1043                 }
1044         filelist_free(slist);
1045 }
1046
1047 static void vficon_select_closest(ViewFile *vf, FileData *sel_fd)
1048 {
1049         GList *work;
1050         IconData *id = NULL;
1051         
1052         if (sel_fd->parent) sel_fd = sel_fd->parent;
1053         work = vf->list;
1054         
1055         while (work)
1056                 {
1057                 gint match;
1058                 FileData *fd;
1059                 
1060                 id = work->data;
1061                 fd = id->fd;
1062                 work = work->next;
1063
1064                 match = filelist_sort_compare_filedata_full(fd, sel_fd, vf->sort_method, vf->sort_ascend);
1065                 
1066                 if (match >= 0) break;
1067                 }
1068         
1069         if (id)
1070                 {
1071                 vficon_select(vf, id);
1072                 vficon_send_layout_select(vf, id);
1073                 }
1074 }
1075
1076
1077 /*
1078  *-------------------------------------------------------------------
1079  * focus
1080  *-------------------------------------------------------------------
1081  */
1082
1083 static void vficon_move_focus(ViewFile *vf, gint row, gint col, gboolean relative)
1084 {
1085         gint new_row;
1086         gint new_col;
1087
1088         if (relative)
1089                 {
1090                 new_row = VFICON(vf)->focus_row;
1091                 new_col = VFICON(vf)->focus_column;
1092
1093                 new_row += row;
1094                 if (new_row < 0) new_row = 0;
1095                 if (new_row >= VFICON(vf)->rows) new_row = VFICON(vf)->rows - 1;
1096
1097                 while (col != 0)
1098                         {
1099                         if (col < 0)
1100                                 {
1101                                 new_col--;
1102                                 col++;
1103                                 }
1104                         else
1105                                 {
1106                                 new_col++;
1107                                 col--;
1108                                 }
1109
1110                         if (new_col < 0)
1111                                 {
1112                                 if (new_row > 0)
1113                                         {
1114                                         new_row--;
1115                                         new_col = VFICON(vf)->columns - 1;
1116                                         }
1117                                 else
1118                                         {
1119                                         new_col = 0;
1120                                         }
1121                                 }
1122                         if (new_col >= VFICON(vf)->columns)
1123                                 {
1124                                 if (new_row < VFICON(vf)->rows - 1)
1125                                         {
1126                                         new_row++;
1127                                         new_col = 0;
1128                                         }
1129                                 else
1130                                         {
1131                                         new_col = VFICON(vf)->columns - 1;
1132                                         }
1133                                 }
1134                         }
1135                 }
1136         else
1137                 {
1138                 new_row = row;
1139                 new_col = col;
1140
1141                 if (new_row >= VFICON(vf)->rows)
1142                         {
1143                         if (VFICON(vf)->rows > 0)
1144                                 new_row = VFICON(vf)->rows - 1;
1145                         else
1146                                 new_row = 0;
1147                         new_col = VFICON(vf)->columns - 1;
1148                         }
1149                 if (new_col >= VFICON(vf)->columns) new_col = VFICON(vf)->columns - 1;
1150                 }
1151
1152         if (new_row == VFICON(vf)->rows - 1)
1153                 {
1154                 gint l;
1155
1156                 /* if we moved beyond the last image, go to the last image */
1157
1158                 l = g_list_length(vf->list);
1159                 if (VFICON(vf)->rows > 1) l -= (VFICON(vf)->rows - 1) * VFICON(vf)->columns;
1160                 if (new_col >= l) new_col = l - 1;
1161                 }
1162
1163         vficon_set_focus(vf, vficon_find_data(vf, new_row, new_col, NULL));
1164 }
1165
1166 static void vficon_set_focus(ViewFile *vf, IconData *id)
1167 {
1168         GtkTreeIter iter;
1169         gint row, col;
1170
1171         if (g_list_find(vf->list, VFICON(vf)->focus_id))
1172                 {
1173                 if (id == VFICON(vf)->focus_id)
1174                         {
1175                         /* ensure focus row col are correct */
1176                         vficon_find_position(vf, VFICON(vf)->focus_id, &VFICON(vf)->focus_row, &VFICON(vf)->focus_column);
1177                         return;
1178                         }
1179                 vficon_selection_remove(vf, VFICON(vf)->focus_id, SELECTION_FOCUS, NULL);
1180                 }
1181
1182         if (!vficon_find_position(vf, id, &row, &col))
1183                 {
1184                 VFICON(vf)->focus_id = NULL;
1185                 VFICON(vf)->focus_row = -1;
1186                 VFICON(vf)->focus_column = -1;
1187                 return;
1188                 }
1189
1190         VFICON(vf)->focus_id = id;
1191         VFICON(vf)->focus_row = row;
1192         VFICON(vf)->focus_column = col;
1193         vficon_selection_add(vf, VFICON(vf)->focus_id, SELECTION_FOCUS, NULL);
1194
1195         if (vficon_find_iter(vf, VFICON(vf)->focus_id, &iter, NULL))
1196                 {
1197                 GtkTreePath *tpath;
1198                 GtkTreeViewColumn *column;
1199                 GtkTreeModel *store;
1200
1201                 tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1202
1203                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1204                 tpath = gtk_tree_model_get_path(store, &iter);
1205                 /* focus is set to an extra column with 0 width to hide focus, we draw it ourself */
1206                 column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), VFICON_MAX_COLUMNS);
1207                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE);
1208                 gtk_tree_path_free(tpath);
1209                 }
1210 }
1211
1212 #if 0
1213 static void vficon_update_focus(ViewFile *vf)
1214 {
1215         gint new_row = 0;
1216         gint new_col = 0;
1217
1218         if (VFICON(vf)->focus_id && vficon_find_position(vf, VFICON(vf)->focus_id, &new_row, &new_col))
1219                 {
1220                 /* first find the old focus, if it exists and is valid */
1221                 }
1222         else
1223                 {
1224                 /* (try to) stay where we were */
1225                 new_row = VFICON(vf)->focus_row;
1226                 new_col = VFICON(vf)->focus_column;
1227                 }
1228
1229         vficon_move_focus(vf, new_row, new_col, FALSE);
1230 }
1231 #endif
1232
1233 /* used to figure the page up/down distances */
1234 static gint page_height(ViewFile *vf)
1235 {
1236         GtkAdjustment *adj;
1237         gint page_size;
1238         gint row_height;
1239         gint ret;
1240
1241         adj = gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(vf->listview));
1242         page_size = (gint)gtk_adjustment_get_page_increment(adj);
1243
1244         row_height = options->thumbnails.max_height + THUMB_BORDER_PADDING * 2;
1245         if (VFICON(vf)->show_text) row_height += options->thumbnails.max_height / 3;
1246
1247         ret = page_size / row_height;
1248         if (ret < 1) ret = 1;
1249
1250         return ret;
1251 }
1252
1253 /*
1254  *-------------------------------------------------------------------
1255  * keyboard
1256  *-------------------------------------------------------------------
1257  */
1258
1259 static void vfi_menu_position_cb(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer data)
1260 {
1261         ViewFile *vf = data;
1262         GtkTreeModel *store;
1263         GtkTreeIter iter;
1264         gint column;
1265         GtkTreePath *tpath;
1266         gint cw, ch;
1267
1268         if (!vficon_find_iter(vf, VFICON(vf)->click_id, &iter, &column)) return;
1269         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1270         tpath = gtk_tree_model_get_path(store, &iter);
1271         tree_view_get_cell_clamped(GTK_TREE_VIEW(vf->listview), tpath, column, FALSE, x, y, &cw, &ch);
1272         gtk_tree_path_free(tpath);
1273         *y += ch;
1274         popup_menu_position_clamp(menu, x, y, 0);
1275 }
1276
1277 gboolean vficon_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
1278 {
1279         ViewFile *vf = data;
1280         gint focus_row = 0;
1281         gint focus_col = 0;
1282         IconData *id;
1283         gboolean stop_signal;
1284
1285         stop_signal = TRUE;
1286         switch (event->keyval)
1287                 {
1288                 case GDK_KEY_Left: case GDK_KEY_KP_Left:
1289                         focus_col = -1;
1290                         break;
1291                 case GDK_KEY_Right: case GDK_KEY_KP_Right:
1292                         focus_col = 1;
1293                         break;
1294                 case GDK_KEY_Up: case GDK_KEY_KP_Up:
1295                         focus_row = -1;
1296                         break;
1297                 case GDK_KEY_Down: case GDK_KEY_KP_Down:
1298                         focus_row = 1;
1299                         break;
1300                 case GDK_KEY_Page_Up: case GDK_KEY_KP_Page_Up:
1301                         focus_row = -page_height(vf);
1302                         break;
1303                 case GDK_KEY_Page_Down: case GDK_KEY_KP_Page_Down:
1304                         focus_row = page_height(vf);
1305                         break;
1306                 case GDK_KEY_Home: case GDK_KEY_KP_Home:
1307                         focus_row = -VFICON(vf)->focus_row;
1308                         focus_col = -VFICON(vf)->focus_column;
1309                         break;
1310                 case GDK_KEY_End: case GDK_KEY_KP_End:
1311                         focus_row = VFICON(vf)->rows - 1 - VFICON(vf)->focus_row;
1312                         focus_col = VFICON(vf)->columns - 1 - VFICON(vf)->focus_column;
1313                         break;
1314                 case GDK_KEY_space:
1315                         id = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1316                         if (id)
1317                                 {
1318                                 VFICON(vf)->click_id = id;
1319                                 if (event->state & GDK_CONTROL_MASK)
1320                                         {
1321                                         gint selected;
1322
1323                                         selected = id->selected & SELECTION_SELECTED;
1324                                         if (selected)
1325                                                 {
1326                                                 vficon_unselect(vf, id);
1327                                                 }
1328                                         else
1329                                                 {
1330                                                 vficon_select(vf, id);
1331                                                 vficon_send_layout_select(vf, id);
1332                                                 }
1333                                         }
1334                                 else
1335                                         {
1336                                         vf_select_none(vf);
1337                                         vficon_select(vf, id);
1338                                         vficon_send_layout_select(vf, id);
1339                                         }
1340                                 }
1341                         break;
1342                 case GDK_KEY_Menu:
1343                         id = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1344                         VFICON(vf)->click_id = id;
1345
1346                         vficon_selection_add(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, NULL);
1347                         tip_unschedule(vf);
1348
1349                         vf->popup = vf_pop_menu(vf);
1350                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, vfi_menu_position_cb, vf, 0, GDK_CURRENT_TIME);
1351                         break;
1352                 default:
1353                         stop_signal = FALSE;
1354                         break;
1355                 }
1356
1357         if (focus_row != 0 || focus_col != 0)
1358                 {
1359                 IconData *new_id;
1360                 IconData *old_id;
1361
1362                 old_id = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1363                 vficon_move_focus(vf, focus_row, focus_col, TRUE);
1364                 new_id = vficon_find_data(vf, VFICON(vf)->focus_row, VFICON(vf)->focus_column, NULL);
1365
1366                 if (new_id != old_id)
1367                         {
1368                         if (event->state & GDK_SHIFT_MASK)
1369                                 {
1370                                 if (!options->collections.rectangular_selection)
1371                                         {
1372                                         vficon_select_region_util(vf, old_id, new_id, FALSE);
1373                                         }
1374                                 else
1375                                         {
1376                                         vficon_select_region_util(vf, VFICON(vf)->click_id, old_id, FALSE);
1377                                         }
1378                                 vficon_select_region_util(vf, VFICON(vf)->click_id, new_id, TRUE);
1379                                 vficon_send_layout_select(vf, new_id);
1380                                 }
1381                         else if (event->state & GDK_CONTROL_MASK)
1382                                 {
1383                                 VFICON(vf)->click_id = new_id;
1384                                 }
1385                         else
1386                                 {
1387                                 VFICON(vf)->click_id = new_id;
1388                                 vf_select_none(vf);
1389                                 vficon_select(vf, new_id);
1390                                 vficon_send_layout_select(vf, new_id);
1391                                 }
1392                         }
1393                 }
1394
1395         if (stop_signal)
1396                 {
1397 #if 0
1398                 g_signal_stop_emission_by_name(GTK_OBJECT(widget), "key_press_event");
1399 #endif
1400                 tip_unschedule(vf);
1401                 }
1402
1403         return stop_signal;
1404 }
1405
1406 /*
1407  *-------------------------------------------------------------------
1408  * mouse
1409  *-------------------------------------------------------------------
1410  */
1411
1412 static gboolean vficon_motion_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1413 {
1414         ViewFile *vf = data;
1415         IconData *id;
1416
1417         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, NULL);
1418         tip_update(vf, id);
1419
1420         return FALSE;
1421 }
1422
1423 gboolean vficon_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1424 {
1425         ViewFile *vf = data;
1426         GtkTreeIter iter;
1427         IconData *id;
1428
1429         tip_unschedule(vf);
1430
1431         id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1432
1433         VFICON(vf)->click_id = id;
1434         vficon_selection_add(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, &iter);
1435
1436         switch (bevent->button)
1437                 {
1438                 case MOUSE_BUTTON_LEFT:
1439                         if (!gtk_widget_has_focus(vf->listview))
1440                                 {
1441                                 gtk_widget_grab_focus(vf->listview);
1442                                 }
1443 #if 1
1444                         if (bevent->type == GDK_2BUTTON_PRESS &&
1445                             vf->layout)
1446                                 {
1447                                 vficon_selection_remove(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, &iter);
1448                                 layout_image_full_screen_start(vf->layout);
1449                                 }
1450 #endif
1451                         break;
1452                 case MOUSE_BUTTON_RIGHT:
1453                         vf->popup = vf_pop_menu(vf);
1454                         gtk_menu_popup(GTK_MENU(vf->popup), NULL, NULL, NULL, NULL, bevent->button, bevent->time);
1455                         break;
1456                 default:
1457                         break;
1458                 }
1459
1460         return FALSE;
1461 }
1462
1463 gboolean vficon_release_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
1464 {
1465         ViewFile *vf = data;
1466         GtkTreeIter iter;
1467         IconData *id = NULL;
1468         gboolean was_selected;
1469
1470         tip_schedule(vf);
1471
1472         if ((gint)bevent->x != 0 || (gint)bevent->y != 0)
1473                 {
1474                 id = vficon_find_data_by_coord(vf, (gint)bevent->x, (gint)bevent->y, &iter);
1475                 }
1476
1477         if (VFICON(vf)->click_id)
1478                 {
1479                 vficon_selection_remove(vf, VFICON(vf)->click_id, SELECTION_PRELIGHT, NULL);
1480                 }
1481
1482         if (!id || VFICON(vf)->click_id != id) return TRUE;
1483
1484         was_selected = !!(id->selected & SELECTION_SELECTED);
1485
1486         switch (bevent->button)
1487                 {
1488                 case MOUSE_BUTTON_LEFT:
1489                         {
1490                         vficon_set_focus(vf, id);
1491
1492                         if (bevent->state & GDK_CONTROL_MASK)
1493                                 {
1494                                 gboolean select;
1495
1496                                 select = !(id->selected & SELECTION_SELECTED);
1497                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON(vf)->prev_selection)
1498                                         {
1499                                         vficon_select_region_util(vf, VFICON(vf)->prev_selection, id, select);
1500                                         }
1501                                 else
1502                                         {
1503                                         vficon_select_util(vf, id, select);
1504                                         }
1505                                 }
1506                         else
1507                                 {
1508                                 vf_select_none(vf);
1509
1510                                 if ((bevent->state & GDK_SHIFT_MASK) && VFICON(vf)->prev_selection)
1511                                         {
1512                                         vficon_select_region_util(vf, VFICON(vf)->prev_selection, id, TRUE);
1513                                         }
1514                                 else
1515                                         {
1516                                         vficon_select_util(vf, id, TRUE);
1517                                         was_selected = FALSE;
1518                                         }
1519                                 }
1520                         }
1521                         break;
1522                 case MOUSE_BUTTON_MIDDLE:
1523                         {
1524                         vficon_select_util(vf, id, !(id->selected & SELECTION_SELECTED));
1525                         }
1526                         break;
1527                 default:
1528                         break;
1529                 }
1530
1531         if (!was_selected && (id->selected & SELECTION_SELECTED))
1532                 {
1533                 vficon_send_layout_select(vf, id);
1534                 }
1535
1536         return TRUE;
1537 }
1538
1539 static gboolean vficon_leave_cb(GtkWidget *widget, GdkEventCrossing *event, gpointer data)
1540 {
1541         ViewFile *vf = data;
1542
1543         tip_unschedule(vf);
1544         return FALSE;
1545 }
1546
1547 /*
1548  *-------------------------------------------------------------------
1549  * population
1550  *-------------------------------------------------------------------
1551  */
1552
1553 static gboolean vficon_destroy_node_cb(GtkTreeModel *store, GtkTreePath *tpath, GtkTreeIter *iter, gpointer data)
1554 {
1555         GList *list;
1556
1557         gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
1558         
1559         /* it seems that gtk_list_store_clear may call some callbacks
1560            that use the column. Set the pointer to NULL to be safe. */
1561         gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, NULL, -1);
1562         g_list_free(list);
1563
1564         return FALSE;
1565 }
1566
1567 static void vficon_clear_store(ViewFile *vf)
1568 {
1569         GtkTreeModel *store;
1570
1571         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1572         gtk_tree_model_foreach(store, vficon_destroy_node_cb, NULL);
1573
1574         gtk_list_store_clear(GTK_LIST_STORE(store));
1575 }
1576
1577 static GList *vficon_add_row(ViewFile *vf, GtkTreeIter *iter)
1578 {
1579         GtkListStore *store;
1580         GList *list = NULL;
1581         gint i;
1582
1583         for (i = 0; i < VFICON(vf)->columns; i++) list = g_list_prepend(list, NULL);
1584
1585         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview)));
1586         gtk_list_store_append(store, iter);
1587         gtk_list_store_set(store, iter, FILE_COLUMN_POINTER, list, -1);
1588
1589         return list;
1590 }
1591
1592 static void vficon_populate(ViewFile *vf, gboolean resize, gboolean keep_position)
1593 {
1594         GtkTreeModel *store;
1595         GtkTreePath *tpath;
1596         GList *work;
1597         IconData *visible_id = NULL;
1598         gint r, c;
1599         gboolean valid;
1600         GtkTreeIter iter;
1601
1602         vficon_verify_selections(vf);
1603
1604         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1605
1606         if (keep_position && gtk_widget_get_realized(vf->listview) &&
1607             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1608                 {
1609                 GtkTreeIter iter;
1610                 GList *list;
1611
1612                 gtk_tree_model_get_iter(store, &iter, tpath);
1613                 gtk_tree_path_free(tpath);
1614
1615                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1616                 if (list) visible_id = list->data;
1617                 }
1618
1619
1620         if (resize)
1621                 {
1622                 gint i;
1623                 gint thumb_width;
1624                 
1625                 vficon_clear_store(vf);
1626
1627                 thumb_width = vficon_get_icon_width(vf);
1628
1629                 for (i = 0; i < VFICON_MAX_COLUMNS; i++)
1630                         {
1631                         GtkTreeViewColumn *column;
1632                         GtkCellRenderer *cell;
1633                         GList *list;
1634
1635                         column = gtk_tree_view_get_column(GTK_TREE_VIEW(vf->listview), i);
1636                         gtk_tree_view_column_set_visible(column, (i < VFICON(vf)->columns));
1637                         gtk_tree_view_column_set_fixed_width(column, thumb_width + (THUMB_BORDER_PADDING * 6));
1638
1639                         list = gtk_cell_layout_get_cells(GTK_CELL_LAYOUT(column));
1640                         cell = (list) ? list->data : NULL;
1641                         g_list_free(list);
1642
1643                         if (cell && GQV_IS_CELL_RENDERER_ICON(cell))
1644                                 {
1645                                 g_object_set(G_OBJECT(cell), "fixed_width", thumb_width,
1646                                                              "fixed_height", options->thumbnails.max_height,
1647                                                              "show_text", VFICON(vf)->show_text,
1648                                                              "show_marks", vf->marks_enabled,
1649                                                              "num_marks", FILEDATA_MARKS_SIZE,
1650                                                              NULL);
1651                                 }
1652                         }
1653                 if (gtk_widget_get_realized(vf->listview)) gtk_tree_view_columns_autosize(GTK_TREE_VIEW(vf->listview));
1654                 }
1655
1656         r = -1;
1657         c = 0;
1658
1659         valid = gtk_tree_model_iter_children(store, &iter, NULL);
1660
1661         work = vf->list;
1662         while (work)
1663                 {
1664                 GList *list;
1665                 r++;
1666                 c = 0;
1667                 if (valid)
1668                         {
1669                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1670                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1671                         }
1672                 else
1673                         {
1674                         list = vficon_add_row(vf, &iter);
1675                         }
1676
1677                 while (list)
1678                         {
1679                         IconData *id;
1680
1681                         if (work)
1682                                 {
1683                                 id = work->data;
1684                                 work = work->next;
1685                                 c++;
1686                                 }
1687                         else
1688                                 {
1689                                 id = NULL;
1690                                 }
1691
1692                         list->data = id;
1693                         list = list->next;
1694                         }
1695                 if (valid) valid = gtk_tree_model_iter_next(store, &iter);
1696                 }
1697
1698         r++;
1699         while (valid)
1700                 {
1701                 GList *list;
1702
1703                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1704                 valid = gtk_list_store_remove(GTK_LIST_STORE(store), &iter);
1705                 g_list_free(list);
1706                 }
1707
1708         VFICON(vf)->rows = r;
1709
1710         if (visible_id &&
1711             gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1712                 {
1713                 GtkTreeIter iter;
1714                 GList *list;
1715
1716                 gtk_tree_model_get_iter(store, &iter, tpath);
1717                 gtk_tree_path_free(tpath);
1718
1719                 gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1720                 if (g_list_find(list, visible_id) == NULL &&
1721                     vficon_find_iter(vf, visible_id, &iter, NULL))
1722                         {
1723                         tree_view_row_make_visible(GTK_TREE_VIEW(vf->listview), &iter, FALSE);
1724                         }
1725                 }
1726
1727
1728         vf_send_update(vf);
1729         vf_thumb_update(vf);
1730 }
1731
1732 static void vficon_populate_at_new_size(ViewFile *vf, gint w, gint h, gboolean force)
1733 {
1734         gint new_cols;
1735         gint thumb_width;
1736
1737         thumb_width = vficon_get_icon_width(vf);
1738
1739         new_cols = w / (thumb_width + (THUMB_BORDER_PADDING * 6));
1740         if (new_cols < 1) new_cols = 1;
1741
1742         if (!force && new_cols == VFICON(vf)->columns) return;
1743
1744         VFICON(vf)->columns = new_cols;
1745
1746         vficon_populate(vf, TRUE, TRUE);
1747
1748         DEBUG_1("col tab pop cols=%d rows=%d", VFICON(vf)->columns, VFICON(vf)->rows);
1749 }
1750
1751
1752 #if 0
1753 static void vficon_sync_idle(ViewFile *vf)
1754 {
1755         if (VFICON(vf)->sync_idle_id == -1)
1756                 {
1757                 /* high priority, the view needs to be resynced before a redraw
1758                  * may contain invalid pointers at this time
1759                  */
1760                 VFICON(vf)->sync_idle_id = g_idle_add_full(G_PRIORITY_HIGH, vficon_sync_idle_cb, vf, NULL);
1761                 }
1762 }
1763 #endif
1764
1765 static void vficon_sized_cb(GtkWidget *widget, GtkAllocation *allocation, gpointer data)
1766 {
1767         ViewFile *vf = data;
1768
1769         vficon_populate_at_new_size(vf, allocation->width, allocation->height, FALSE);
1770 }
1771
1772 /*
1773  *-----------------------------------------------------------------------------
1774  * misc
1775  *-----------------------------------------------------------------------------
1776  */
1777
1778 void vficon_sort_set(ViewFile *vf, SortType type, gboolean ascend)
1779 {
1780         if (vf->sort_method == type && vf->sort_ascend == ascend) return;
1781
1782         vf->sort_method = type;
1783         vf->sort_ascend = ascend;
1784
1785         if (!vf->list) return;
1786
1787         vf_refresh(vf);
1788 }
1789
1790 /*
1791  *-----------------------------------------------------------------------------
1792  * thumb updates
1793  *-----------------------------------------------------------------------------
1794  */
1795
1796 void vficon_thumb_progress_count(GList *list, gint *count, gint *done)
1797 {
1798         GList *work = list;
1799         while (work)
1800                 {
1801                 IconData *id = work->data;
1802                 FileData *fd = id->fd;
1803                 work = work->next;
1804
1805                 if (fd->thumb_pixbuf) (*done)++;
1806                 (*count)++;
1807                 }
1808 }
1809
1810 void vficon_set_thumb_fd(ViewFile *vf, FileData *fd)
1811 {
1812         GtkTreeModel *store;
1813         GtkTreeIter iter;
1814         GList *list;
1815
1816         if (!vficon_find_iter(vf, vficon_icon_data(vf, fd), &iter, NULL)) return;
1817
1818         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1819
1820         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1821         gtk_list_store_set(GTK_LIST_STORE(store), &iter, FILE_COLUMN_POINTER, list, -1);
1822 }
1823
1824
1825 FileData *vficon_thumb_next_fd(ViewFile *vf)
1826 {
1827         GtkTreePath *tpath;
1828         FileData *fd = NULL;
1829
1830         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(vf->listview), 0, 0, &tpath, NULL, NULL, NULL))
1831                 {
1832                 GtkTreeModel *store;
1833                 GtkTreeIter iter;
1834                 gboolean valid = TRUE;
1835
1836                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vf->listview));
1837                 gtk_tree_model_get_iter(store, &iter, tpath);
1838                 gtk_tree_path_free(tpath);
1839
1840                 while (!fd && valid && tree_view_row_get_visibility(GTK_TREE_VIEW(vf->listview), &iter, FALSE) == 0)
1841                         {
1842                         GList *list;
1843
1844                         gtk_tree_model_get(store, &iter, FILE_COLUMN_POINTER, &list, -1);
1845
1846                         while (!fd && list)
1847                                 {
1848                                 IconData *id = list->data;
1849                                 if (id && !id->fd->thumb_pixbuf) fd = id->fd;
1850                                 list = list->next;
1851                                 }
1852
1853                         valid = gtk_tree_model_iter_next(store, &iter);
1854                         }
1855                 }
1856
1857         /* then find first undone */
1858
1859         if (!fd)
1860                 {
1861                 GList *work = vf->list;
1862                 while (work && !fd)
1863                         {
1864                         IconData *id = work->data;
1865                         FileData *fd_p = id->fd;
1866                         work = work->next;
1867
1868                         if (!fd_p->thumb_pixbuf) fd = fd_p;
1869                         }
1870                 }
1871
1872         return fd;
1873 }
1874
1875 void vficon_thumb_reset_all(ViewFile *vf)
1876 {
1877         GList *work = vf->list;
1878
1879         while (work)
1880                 {
1881                 IconData *id = work->data;
1882                 FileData *fd = id->fd;
1883                 if (fd->thumb_pixbuf)
1884                         {
1885                         g_object_unref(fd->thumb_pixbuf);
1886                         fd->thumb_pixbuf = NULL;
1887                         }
1888                 work = work->next;
1889                 }
1890 }
1891
1892
1893 /*
1894  *-----------------------------------------------------------------------------
1895  * row stuff
1896  *-----------------------------------------------------------------------------
1897  */
1898
1899 FileData *vficon_index_get_data(ViewFile *vf, gint row)
1900 {
1901         IconData *id;
1902
1903         id = g_list_nth_data(vf->list, row);
1904         return id ? id->fd : NULL;
1905 }
1906
1907
1908 gint vficon_index_by_fd(ViewFile *vf, FileData *in_fd)
1909 {
1910         gint p = 0;
1911         GList *work;
1912
1913         if (!in_fd) return -1;
1914
1915         work = vf->list;
1916         while (work)
1917                 {
1918                 IconData *id = work->data;
1919                 FileData *fd = id->fd;
1920                 if (fd == in_fd) return p;
1921                 work = work->next;
1922                 p++;
1923                 }
1924
1925         return -1;
1926 }
1927
1928 static gint vficon_index_by_id(ViewFile *vf, IconData *in_id)
1929 {
1930         gint p = 0;
1931         GList *work;
1932
1933         if (!in_id) return -1;
1934
1935         work = vf->list;
1936         while (work)
1937                 {
1938                 IconData *id = work->data;
1939                 if (id == in_id) return p;
1940                 work = work->next;
1941                 p++;
1942                 }
1943
1944         return -1;
1945 }
1946
1947 guint vficon_count(ViewFile *vf, gint64 *bytes)
1948 {
1949         if (bytes)
1950                 {
1951                 gint64 b = 0;
1952                 GList *work;
1953
1954                 work = vf->list;
1955                 while (work)
1956                         {
1957                         IconData *id = work->data;
1958                         FileData *fd = id->fd;
1959                         work = work->next;
1960
1961                         b += fd->size;
1962                         }
1963
1964                 *bytes = b;
1965                 }
1966
1967         return g_list_length(vf->list);
1968 }
1969
1970 GList *vficon_get_list(ViewFile *vf)
1971 {
1972         GList *list = NULL;
1973         GList *work;
1974
1975         work = vf->list;
1976         while (work)
1977                 {
1978                 IconData *id = work->data;
1979                 FileData *fd = id->fd;
1980                 work = work->next;
1981
1982                 list = g_list_prepend(list, file_data_ref(fd));
1983                 }
1984
1985         return g_list_reverse(list);
1986 }
1987
1988 /*
1989  *-----------------------------------------------------------------------------
1990  *
1991  *-----------------------------------------------------------------------------
1992  */
1993
1994 static gboolean vficon_refresh_real(ViewFile *vf, gboolean keep_position)
1995 {
1996         gboolean ret = TRUE;
1997         GList *work, *work_fd;
1998         IconData *focus_id;
1999         GList *new_filelist = NULL;
2000         FileData *first_selected = NULL;
2001         GList *new_iconlist = NULL;
2002
2003         focus_id = VFICON(vf)->focus_id;
2004
2005         if (vf->dir_fd)
2006                 {
2007                 ret = filelist_read(vf->dir_fd, &new_filelist, NULL);
2008                 new_filelist = file_data_filter_marks_list(new_filelist, vf_marks_get_filter(vf));
2009                 }
2010
2011         vf->list = iconlist_sort(vf->list, vf->sort_method, vf->sort_ascend); /* the list might not be sorted if there were renames */
2012         new_filelist = filelist_sort(new_filelist, vf->sort_method, vf->sort_ascend);
2013
2014         if (VFICON(vf)->selection)
2015                 {
2016                 first_selected = ((IconData *)(VFICON(vf)->selection->data))->fd;
2017                 file_data_ref(first_selected);
2018                 g_list_free(VFICON(vf)->selection);
2019                 VFICON(vf)->selection = NULL;
2020                 
2021
2022                 }
2023
2024         /* check for same files from old_list */
2025         work = vf->list;
2026         work_fd = new_filelist;
2027         while (work || work_fd)
2028                 {
2029                 IconData *id = NULL;
2030                 FileData *fd = NULL;
2031                 FileData *new_fd = NULL;
2032                 gint match;
2033                 
2034                 if (work && work_fd)
2035                         {
2036                         id = work->data;
2037                         fd = id->fd;
2038                         
2039                         new_fd = work_fd->data;
2040                         
2041                         if (fd == new_fd)
2042                                 {
2043                                 /* not changed, go to next */
2044                                 work = work->next;
2045                                 work_fd = work_fd->next;
2046                                 if (id->selected & SELECTION_SELECTED) 
2047                                         {
2048                                         VFICON(vf)->selection = g_list_prepend(VFICON(vf)->selection, id);
2049                                         }
2050                                 continue;
2051                                 }
2052                         
2053                         match = filelist_sort_compare_filedata_full(fd, new_fd, vf->sort_method, vf->sort_ascend);
2054                         if (match == 0) g_warning("multiple fd for the same path");
2055                         }
2056                 else if (work)
2057                         {
2058                         id = work->data;
2059                         fd = id->fd;
2060                         match = -1;
2061                         }
2062                 else /* work_fd */
2063                         {
2064                         new_fd = work_fd->data;
2065                         match = 1;
2066                         }
2067                 
2068                 if (match < 0)
2069                         {
2070                         /* file no longer exists, delete from vf->list */
2071                         GList *to_delete = work;
2072                         work = work->next;
2073                         if (id == VFICON(vf)->prev_selection) VFICON(vf)->prev_selection = NULL;
2074                         if (id == VFICON(vf)->click_id) VFICON(vf)->click_id = NULL;
2075                         file_data_unref(fd);
2076                         g_free(id);
2077                         vf->list = g_list_delete_link(vf->list, to_delete);
2078                         }
2079                 else
2080                         {
2081                         /* new file, add to vf->list */
2082                         id = g_new0(IconData, 1);
2083
2084                         id->selected = SELECTION_NONE;
2085                         id->fd = file_data_ref(new_fd);
2086                         if (work)
2087                                 vf->list = g_list_insert_before(vf->list, work, id);
2088                         else
2089                                 new_iconlist = g_list_prepend(new_iconlist, id); /* it is faster to append all new entries together later */
2090                                 
2091                         work_fd = work_fd->next;
2092                         }
2093
2094                 }
2095
2096         if (new_iconlist)
2097                 {
2098                 vf->list = g_list_concat(vf->list, g_list_reverse(new_iconlist));
2099                 }
2100         
2101         VFICON(vf)->selection = g_list_reverse(VFICON(vf)->selection);
2102
2103         filelist_free(new_filelist);
2104
2105         vficon_populate(vf, TRUE, keep_position);
2106
2107         if (first_selected && !VFICON(vf)->selection)
2108                 {
2109                 /* all selected files disappeared */
2110                 vficon_select_closest(vf, first_selected);
2111                 }
2112         file_data_unref(first_selected);
2113         
2114         /* attempt to keep focus on same icon when refreshing */
2115         if (focus_id && g_list_find(vf->list, focus_id))
2116                 {
2117                 vficon_set_focus(vf, focus_id);
2118                 }
2119
2120         return ret;
2121 }
2122
2123 gboolean vficon_refresh(ViewFile *vf)
2124 {
2125         return vficon_refresh_real(vf, TRUE);
2126 }
2127
2128 /*
2129  *-----------------------------------------------------------------------------
2130  * draw, etc.
2131  *-----------------------------------------------------------------------------
2132  */
2133
2134 typedef struct _ColumnData ColumnData;
2135 struct _ColumnData
2136 {
2137         ViewFile *vf;
2138         gint number;
2139 };
2140
2141 static void vficon_cell_data_cb(GtkTreeViewColumn *tree_column, GtkCellRenderer *cell,
2142                                 GtkTreeModel *tree_model, GtkTreeIter *iter, gpointer data)
2143 {
2144         GList *list;
2145         IconData *id;
2146         ColumnData *cd = data;
2147         ViewFile *vf = cd->vf;
2148
2149         if (!GQV_IS_CELL_RENDERER_ICON(cell)) return;
2150
2151         gtk_tree_model_get(tree_model, iter, FILE_COLUMN_POINTER, &list, -1);
2152
2153         id = g_list_nth_data(list, cd->number);
2154         
2155         if (id)
2156                 {
2157                 GdkColor color_fg;
2158                 GdkColor color_bg;
2159                 GtkStyle *style;
2160                 gchar *name_sidecars;
2161                 gchar *link;
2162                 GtkStateType state = GTK_STATE_NORMAL;
2163
2164                 g_assert(id->fd->magick == FD_MAGICK);
2165
2166                 link = islink(id->fd->path) ? GQ_LINK_STR : "";
2167                 if (id->fd->sidecar_files)
2168                         {
2169                         gchar *sidecars = file_data_sc_list_to_string(id->fd);
2170                         name_sidecars = g_strdup_printf("%s%s %s", link, id->fd->name, sidecars);
2171                         g_free(sidecars);
2172                         }
2173                 else
2174                         {
2175                         gchar *disabled_grouping = id->fd->disable_grouping ? _(" [NO GROUPING]") : "";
2176                         name_sidecars = g_strdup_printf("%s%s%s", link, id->fd->name, disabled_grouping);
2177                         }
2178                 
2179                 style = gtk_widget_get_style(vf->listview);
2180                 if (id->selected & SELECTION_SELECTED)
2181                         {
2182                         state = GTK_STATE_SELECTED;
2183                         }
2184                 
2185                 memcpy(&color_fg, &style->text[state], sizeof(color_fg));
2186                 memcpy(&color_bg, &style->base[state], sizeof(color_bg));
2187
2188                 if (id->selected & SELECTION_PRELIGHT)
2189                         {
2190                         shift_color(&color_bg, -1, 0);
2191                         }
2192                 
2193                 g_object_set(cell,      "pixbuf", id->fd->thumb_pixbuf,
2194                                         "text", name_sidecars,
2195                                         "marks", file_data_get_marks(id->fd),
2196                                         "show_marks", vf->marks_enabled,
2197                                         "cell-background-gdk", &color_bg,
2198                                         "cell-background-set", TRUE,
2199                                         "foreground-gdk", &color_fg,
2200                                         "foreground-set", TRUE,
2201                                         "has-focus", (VFICON(vf)->focus_id == id), NULL);
2202                 g_free(name_sidecars);
2203                 }
2204         else
2205                 {
2206                 g_object_set(cell,      "pixbuf", NULL,
2207                                         "text", NULL,
2208                                         "show_marks", FALSE,
2209                                         "cell-background-set", FALSE,
2210                                         "foreground-set", FALSE,
2211                                         "has-focus", FALSE, NULL);
2212                 }
2213 }
2214
2215 static void vficon_append_column(ViewFile *vf, gint n)
2216 {
2217         ColumnData *cd;
2218         GtkTreeViewColumn *column;
2219         GtkCellRenderer *renderer;
2220
2221         column = gtk_tree_view_column_new();
2222         gtk_tree_view_column_set_min_width(column, 0);
2223
2224         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_FIXED);
2225         gtk_tree_view_column_set_alignment(column, 0.5);
2226
2227         renderer = gqv_cell_renderer_icon_new();
2228         gtk_tree_view_column_pack_start(column, renderer, FALSE);
2229         g_object_set(G_OBJECT(renderer), "xpad", THUMB_BORDER_PADDING * 2,
2230                                          "ypad", THUMB_BORDER_PADDING,
2231                                          "mode", GTK_CELL_RENDERER_MODE_ACTIVATABLE, NULL);
2232
2233         g_object_set_data(G_OBJECT(column), "column_number", GINT_TO_POINTER(n));
2234         g_object_set_data(G_OBJECT(renderer), "column_number", GINT_TO_POINTER(n));
2235
2236         cd = g_new0(ColumnData, 1);
2237         cd->vf = vf;
2238         cd->number = n;
2239         gtk_tree_view_column_set_cell_data_func(column, renderer, vficon_cell_data_cb, cd, g_free);
2240
2241         gtk_tree_view_append_column(GTK_TREE_VIEW(vf->listview), column);
2242         
2243         g_signal_connect(G_OBJECT(renderer), "toggled", G_CALLBACK(vficon_mark_toggled_cb), vf);
2244 }
2245
2246 /*
2247  *-----------------------------------------------------------------------------
2248  * base
2249  *-----------------------------------------------------------------------------
2250  */
2251
2252 gboolean vficon_set_fd(ViewFile *vf, FileData *dir_fd)
2253 {
2254         gboolean ret;
2255
2256         if (!dir_fd) return FALSE;
2257         if (vf->dir_fd == dir_fd) return TRUE;
2258
2259         file_data_unref(vf->dir_fd);
2260         vf->dir_fd = file_data_ref(dir_fd);
2261
2262         g_list_free(VFICON(vf)->selection);
2263         VFICON(vf)->selection = NULL;
2264
2265         iconlist_free(vf->list);
2266         vf->list = NULL;
2267
2268         /* NOTE: populate will clear the store for us */
2269         ret = vficon_refresh_real(vf, FALSE);
2270
2271         VFICON(vf)->focus_id = NULL;
2272         vficon_move_focus(vf, 0, 0, FALSE);
2273
2274         return ret;
2275 }
2276
2277 void vficon_destroy_cb(GtkWidget *widget, gpointer data)
2278 {
2279         ViewFile *vf = data;
2280
2281         vf_refresh_idle_cancel(vf);
2282         
2283         file_data_unregister_notify_func(vf_notify_cb, vf);
2284
2285         tip_unschedule(vf);
2286
2287         vf_thumb_cleanup(vf);
2288
2289         iconlist_free(vf->list);
2290         g_list_free(VFICON(vf)->selection);
2291 }
2292
2293 ViewFile *vficon_new(ViewFile *vf, FileData *dir_fd)
2294 {
2295         GtkListStore *store;
2296         GtkTreeSelection *selection;
2297         gint i;
2298
2299         vf->info = g_new0(ViewFileInfoIcon, 1);
2300
2301         VFICON(vf)->show_text = options->show_icon_names;
2302
2303         store = gtk_list_store_new(1, G_TYPE_POINTER);
2304         vf->listview = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
2305         g_object_unref(store);
2306
2307         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vf->listview));
2308         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_NONE);
2309
2310         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vf->listview), FALSE);
2311         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vf->listview), FALSE);
2312
2313         for (i = 0; i < VFICON_MAX_COLUMNS; i++)
2314                 {
2315                 vficon_append_column(vf, i);
2316                 }
2317
2318         /* zero width column to hide tree view focus, we draw it ourselves */
2319         vficon_append_column(vf, i);
2320         /* end column to fill white space */
2321         vficon_append_column(vf, i);
2322
2323         g_signal_connect(G_OBJECT(vf->listview), "size_allocate",
2324                          G_CALLBACK(vficon_sized_cb), vf);
2325
2326         gtk_widget_set_events(vf->listview, GDK_POINTER_MOTION_MASK | GDK_BUTTON_RELEASE_MASK |
2327                               GDK_BUTTON_PRESS_MASK | GDK_LEAVE_NOTIFY_MASK);
2328
2329         g_signal_connect(G_OBJECT(vf->listview),"motion_notify_event",
2330                          G_CALLBACK(vficon_motion_cb), vf);
2331         g_signal_connect(G_OBJECT(vf->listview), "leave_notify_event",
2332                          G_CALLBACK(vficon_leave_cb), vf);
2333
2334         /* force VFICON(vf)->columns to be at least 1 (sane) - this will be corrected in the size_cb */
2335         vficon_populate_at_new_size(vf, 1, 1, FALSE);
2336
2337         file_data_register_notify_func(vf_notify_cb, vf, NOTIFY_PRIORITY_MEDIUM);
2338
2339         return vf;
2340 }
2341
2342 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */