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r4299: Use a monospace font for the size and permissions columsn in the list view
[rox-filer/translations.git] / ROX-Filer / src / view_details.c
blobc84f3c7f4a5c65ade82188f261c185e2a40b4474
1 /*
2 * $Id$
3 *
4 * ROX-Filer, filer for the ROX desktop project
5 * Copyright (C) 2005, the ROX-Filer team.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation; either version 2 of the License, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License along with
18 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
19 * Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22 /* view_details.c - display a list of files in a TreeView */
23
24 #include "config.h"
25
26 #include <gtk/gtk.h>
27 #include <gdk/gdkkeysyms.h>
28
29 #include "global.h"
30
31 #include "view_iface.h"
32 #include "view_details.h"
33 #include "dir.h"
34 #include "diritem.h"
35 #include "support.h"
36 #include "type.h"
37 #include "filer.h"
38 #include "display.h"
39 #include "pixmaps.h"
40 #include "dnd.h"
41 #include "bind.h"
42 #include "gui_support.h"
43 #include "menu.h"
44 #include "options.h"
45 #include "cell_icon.h"
46
47 /* These are the column numbers in the ListStore */
48 #define COL_LEAF 0
49 #define COL_TYPE 1
50 #define COL_PERM 2
51 #define COL_OWNER 3
52 #define COL_GROUP 4
53 #define COL_SIZE 5
54 #define COL_MTIME 6
55 #define COL_ITEM 7
56 #define COL_COLOUR 8
57 #define COL_WEIGHT 9
58 #define COL_VIEW_ITEM 10
59 #define N_COLUMNS 11
60
61 static gpointer parent_class = NULL;
62
63 struct _ViewDetailsClass {
64 GtkTreeViewClass parent;
65 };
66
67 /* Static prototypes */
68 static void view_details_finialize(GObject *object);
69 static void view_details_class_init(gpointer gclass, gpointer data);
70 static void view_details_init(GTypeInstance *object, gpointer gclass);
71
72 static void view_details_iface_init(gpointer giface, gpointer iface_data);
73
74 static void view_details_sort(ViewIface *view);
75 static void view_details_style_changed(ViewIface *view, int flags);
76 static void view_details_add_items(ViewIface *view, GPtrArray *items);
77 static void view_details_update_items(ViewIface *view, GPtrArray *items);
78 static void view_details_delete_if(ViewIface *view,
79 gboolean (*test)(gpointer item, gpointer data),
80 gpointer data);
81 static void view_details_clear(ViewIface *view);
82 static void view_details_select_all(ViewIface *view);
83 static void view_details_clear_selection(ViewIface *view);
84 static int view_details_count_items(ViewIface *view);
85 static int view_details_count_selected(ViewIface *view);
86 static void view_details_show_cursor(ViewIface *view);
87 static void view_details_get_iter(ViewIface *view,
88 ViewIter *iter, IterFlags flags);
89 static void view_details_get_iter_at_point(ViewIface *view, ViewIter *iter,
90 GdkWindow *src, int x, int y);
91 static void view_details_cursor_to_iter(ViewIface *view, ViewIter *iter);
92 static void view_details_set_selected(ViewIface *view,
93 ViewIter *iter,
94 gboolean selected);
95 static gboolean view_details_get_selected(ViewIface *view, ViewIter *iter);
96 static void view_details_select_only(ViewIface *view, ViewIter *iter);
97 static void view_details_set_frozen(ViewIface *view, gboolean frozen);
98 static void view_details_wink_item(ViewIface *view, ViewIter *iter);
99 static void view_details_autosize(ViewIface *view);
100 static gboolean view_details_cursor_visible(ViewIface *view);
101 static void view_details_set_base(ViewIface *view, ViewIter *iter);
102 static void view_details_start_lasso_box(ViewIface *view,
103 GdkEventButton *event);
104 static void view_details_extend_tip(ViewIface *view,
105 ViewIter *iter, GString *tip);
106 static gboolean view_details_auto_scroll_callback(ViewIface *view);
107
108 static DirItem *iter_peek(ViewIter *iter);
109 static DirItem *iter_prev(ViewIter *iter);
110 static DirItem *iter_next(ViewIter *iter);
111 static void make_iter(ViewDetails *view_details, ViewIter *iter,
112 IterFlags flags);
113 static void make_item_iter(ViewDetails *view_details, ViewIter *iter, int i);
114 static void view_details_tree_model_init(GtkTreeModelIface *iface);
115 static gboolean details_get_sort_column_id(GtkTreeSortable *sortable,
116 gint *sort_column_id,
117 GtkSortType *order);
118 static void details_set_sort_column_id(GtkTreeSortable *sortable,
119 gint sort_column_id,
120 GtkSortType order);
121 static void details_set_sort_func(GtkTreeSortable *sortable,
122 gint sort_column_id,
123 GtkTreeIterCompareFunc func,
124 gpointer data,
125 GtkDestroyNotify destroy);
126 static void details_set_default_sort_func(GtkTreeSortable *sortable,
127 GtkTreeIterCompareFunc func,
128 gpointer data,
129 GtkDestroyNotify destroy);
130 static gboolean details_has_default_sort_func(GtkTreeSortable *sortable);
131 static void view_details_sortable_init(GtkTreeSortableIface *iface);
132 static void set_selected(ViewDetails *view_details, int i, gboolean selected);
133 static gboolean get_selected(ViewDetails *view_details, int i);
134 static void free_view_item(ViewItem *view_item);
135 static void details_update_header_visibility(ViewDetails *view_details);
136 static void set_lasso(ViewDetails *view_details, int x, int y);
137 static void cancel_wink(ViewDetails *view_details);
138
139
140 /****************************************************************
141 * EXTERNAL INTERFACE *
142 ****************************************************************/
143
144 GtkWidget *view_details_new(FilerWindow *filer_window)
145 {
146 ViewDetails *view_details;
147
148 view_details = g_object_new(view_details_get_type(), NULL);
149 view_details->filer_window = filer_window;
150
151 gtk_range_set_adjustment(GTK_RANGE(filer_window->scrollbar),
152 gtk_tree_view_get_vadjustment(GTK_TREE_VIEW(view_details)));
153
154 if (filer_window->sort_type != -1)
155 view_details_sort((ViewIface *) view_details);
156
157 details_update_header_visibility(view_details);
158
159 return GTK_WIDGET(view_details);
160 }
161
162 GType view_details_get_type(void)
163 {
164 static GType type = 0;
165
166 if (!type)
167 {
168 static const GTypeInfo info =
169 {
170 sizeof (ViewDetailsClass),
171 NULL, /* base_init */
172 NULL, /* base_finalise */
173 view_details_class_init,
174 NULL, /* class_finalise */
175 NULL, /* class_data */
176 sizeof(ViewDetails),
177 0, /* n_preallocs */
178 view_details_init
179 };
180 static const GInterfaceInfo view_iface_info = {
181 view_details_iface_init,
182 NULL, NULL
183 };
184 static const GInterfaceInfo tree_model_info = {
185 (GInterfaceInitFunc) view_details_tree_model_init,
186 NULL, NULL
187 };
188 static const GInterfaceInfo sortable_info = {
189 (GInterfaceInitFunc) view_details_sortable_init,
190 NULL, NULL
191 };
192
193
194 type = g_type_register_static(gtk_tree_view_get_type(),
195 "ViewDetails", &info, 0);
196
197 g_type_add_interface_static(type, VIEW_TYPE_IFACE,
198 &view_iface_info);
199 g_type_add_interface_static(type, GTK_TYPE_TREE_MODEL,
200 &tree_model_info);
201 g_type_add_interface_static(type, GTK_TYPE_TREE_SORTABLE,
202 &sortable_info);
203 }
204
205 return type;
206 }
207
208 /****************************************************************
209 * INTERNAL FUNCTIONS *
210 ****************************************************************/
211
212 /* Update the visibility of the list headers */
213 static void details_update_header_visibility(ViewDetails *view_details)
214 {
215 gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view_details),
216 o_display_show_headers.int_value);
217 }
218
219 /* Fulfill the GtkTreeModel requirements */
220 static guint details_get_flags(GtkTreeModel *tree_model)
221 {
222 return GTK_TREE_MODEL_LIST_ONLY;
223 }
224
225 static gint details_get_n_columns(GtkTreeModel *tree_model)
226 {
227 return N_COLUMNS;
228 }
229
230 static GType details_get_column_type(GtkTreeModel *tree_model, gint index)
231 {
232 g_return_val_if_fail(index < N_COLUMNS && index >= 0, G_TYPE_INVALID);
233
234 if (index == COL_COLOUR)
235 return GDK_TYPE_COLOR;
236 else if (index == COL_ITEM || index == COL_VIEW_ITEM)
237 return G_TYPE_POINTER;
238 else if (index == COL_WEIGHT)
239 return G_TYPE_INT;
240 return G_TYPE_STRING;
241 }
242
243 static gboolean details_get_iter(GtkTreeModel *tree_model,
244 GtkTreeIter *iter,
245 GtkTreePath *path)
246 {
247 ViewDetails *view_details = (ViewDetails *) tree_model;
248 gint i;
249
250 g_return_val_if_fail(gtk_tree_path_get_depth (path) > 0, FALSE);
251
252 i = gtk_tree_path_get_indices(path)[0];
253
254 if (i >= view_details->items->len)
255 return FALSE;
256
257 iter->user_data = GINT_TO_POINTER(i);
258
259 return TRUE;
260 }
261
262 static GtkTreePath *details_get_path(GtkTreeModel *tree_model,
263 GtkTreeIter *iter)
264 {
265 GtkTreePath *retval;
266
267 retval = gtk_tree_path_new();
268 gtk_tree_path_append_index(retval, GPOINTER_TO_INT(iter->user_data));
269
270 return retval;
271 }
272
273 static void details_get_value(GtkTreeModel *tree_model,
274 GtkTreeIter *iter,
275 gint column,
276 GValue *value)
277 {
278 ViewDetails *view_details = (ViewDetails *) tree_model;
279 gint i;
280 GPtrArray *items = view_details->items;
281 ViewItem *view_item;
282 DirItem *item;
283 mode_t m;
284
285 g_return_if_fail(column >= 0 && column < N_COLUMNS);
286
287 i = GPOINTER_TO_INT(iter->user_data);
288 g_return_if_fail(i >= 0 && i < items->len);
289 view_item = (ViewItem *) items->pdata[i];
290 item = view_item->item;
291
292 if (column == COL_LEAF)
293 {
294 g_value_init(value, G_TYPE_STRING);
295 g_value_set_string(value,
296 view_item->utf8_name ? view_item->utf8_name
297 : item->leafname);
298 return;
299 }
300 else if (column == COL_VIEW_ITEM)
301 {
302 g_value_init(value, G_TYPE_POINTER);
303 g_value_set_pointer(value, view_item);
304 return;
305 }
306 else if (column == COL_ITEM)
307 {
308 g_value_init(value, G_TYPE_POINTER);
309 g_value_set_pointer(value, item);
310 return;
311 }
312
313 if (item->base_type == TYPE_UNKNOWN)
314 {
315 GType type;
316 type = details_get_column_type(tree_model, column);
317 g_value_init(value, type);
318 if (type == G_TYPE_STRING)
319 g_value_set_string(value, "");
320 else if (type == GDK_TYPE_COLOR)
321 g_value_set_boxed(value, NULL);
322 else if (type == G_TYPE_INT)
323 g_value_set_int(value, PANGO_WEIGHT_NORMAL);
324 else
325 g_value_set_object(value, NULL);
326
327 return;
328 }
329 m = item->mode;
330
331 switch (column)
332 {
333 case COL_LEAF:
334 g_value_init(value, G_TYPE_STRING);
335 g_value_set_string(value, item->leafname);
336 break;
337 case COL_COLOUR:
338 g_value_init(value, GDK_TYPE_COLOR);
339 if (view_item->utf8_name)
340 {
341 GdkColor red;
342 red.red = 0xffff;
343 red.green = 0;
344 red.blue = 0;
345 g_value_set_boxed(value, &red);
346 }
347 else
348 g_value_set_boxed(value,
349 type_get_colour(item, NULL));
350 break;
351 case COL_OWNER:
352 g_value_init(value, G_TYPE_STRING);
353 g_value_set_string(value, user_name(item->uid));
354 break;
355 case COL_GROUP:
356 g_value_init(value, G_TYPE_STRING);
357 g_value_set_string(value, group_name(item->gid));
358 break;
359 case COL_MTIME:
360 {
361 gchar *time;
362 time = pretty_time(&item->mtime);
363 g_value_init(value, G_TYPE_STRING);
364 g_value_set_string(value, time);
365 g_free(time);
366 break;
367 }
368 case COL_PERM:
369 g_value_init(value, G_TYPE_STRING);
370 g_value_set_string(value, pretty_permissions(m));
371 break;
372 case COL_SIZE:
373 g_value_init(value, G_TYPE_STRING);
374 if (item->base_type != TYPE_DIRECTORY)
375 g_value_set_string(value,
376 format_size(item->size));
377 break;
378 case COL_TYPE:
379 g_value_init(value, G_TYPE_STRING);
380 if(o_display_show_full_type.int_value)
381 g_value_set_string(value,
382 item->flags & ITEM_FLAG_APPDIR? "Application" :
383 mime_type_comment(item->mime_type));
384 else
385 g_value_set_string(value,
386 item->flags & ITEM_FLAG_APPDIR? "App" :
387 S_ISDIR(m) ? "Dir" :
388 S_ISCHR(m) ? "Char" :
389 S_ISBLK(m) ? "Blck" :
390 S_ISLNK(m) ? "Link" :
391 S_ISSOCK(m) ? "Sock" :
392 S_ISFIFO(m) ? "Pipe" :
393 S_ISDOOR(m) ? "Door" :
394 "File");
395
396 break;
397 case COL_WEIGHT:
398 g_value_init(value, G_TYPE_INT);
399 if (item->flags & ITEM_FLAG_RECENT)
400 g_value_set_int(value, PANGO_WEIGHT_BOLD);
401 else
402 g_value_set_int(value, PANGO_WEIGHT_NORMAL);
403 break;
404 default:
405 g_value_init(value, G_TYPE_STRING);
406 g_value_set_string(value, "Hello");
407 break;
408 }
409 }
410
411 static gboolean details_iter_next(GtkTreeModel *tree_model, GtkTreeIter *iter)
412 {
413 ViewDetails *view_details = (ViewDetails *) tree_model;
414 int i;
415
416 i = GPOINTER_TO_INT(iter->user_data) + 1;
417 iter->user_data = GINT_TO_POINTER(i);
418
419 return i < view_details->items->len;
420 }
421
422 static gboolean details_iter_children(GtkTreeModel *tree_model,
423 GtkTreeIter *iter,
424 GtkTreeIter *parent)
425 {
426 ViewDetails *view_details = (ViewDetails *) tree_model;
427
428 /* this is a list, nodes have no children */
429 if (parent)
430 return FALSE;
431
432 /* but if parent == NULL we return the list itself as children of the
433 * "root"
434 */
435
436 if (view_details->items->len)
437 {
438 iter->user_data = GINT_TO_POINTER(0);
439 return TRUE;
440 }
441 else
442 return FALSE;
443 }
444
445 static gboolean details_iter_has_child(GtkTreeModel *tree_model,
446 GtkTreeIter *iter)
447 {
448 return FALSE;
449 }
450
451 static gint details_iter_n_children(GtkTreeModel *tree_model, GtkTreeIter *iter)
452 {
453 ViewDetails *view_details = (ViewDetails *) tree_model;
454
455 if (iter == NULL)
456 return view_details->items->len;
457
458 return 0;
459 }
460
461 static gboolean details_iter_nth_child(GtkTreeModel *tree_model,
462 GtkTreeIter *iter,
463 GtkTreeIter *parent,
464 gint n)
465 {
466 ViewDetails *view_details = (ViewDetails *) tree_model;
467
468 if (parent)
469 return FALSE;
470
471 if (n >= 0 && n < view_details->items->len)
472 {
473 iter->user_data = GINT_TO_POINTER(n);
474 return TRUE;
475 }
476 else
477 return FALSE;
478 }
479
480 static gboolean details_iter_parent(GtkTreeModel *tree_model,
481 GtkTreeIter *iter,
482 GtkTreeIter *child)
483 {
484 return FALSE;
485 }
486
487 /* A ViewDetails is both a GtkTreeView and a GtkTreeModel.
488 * The following functions implement the model interface...
489 */
490
491 static void view_details_tree_model_init(GtkTreeModelIface *iface)
492 {
493 iface->get_flags = details_get_flags;
494 iface->get_n_columns = details_get_n_columns;
495 iface->get_column_type = details_get_column_type;
496 iface->get_iter = details_get_iter;
497 iface->get_path = details_get_path;
498 iface->get_value = details_get_value;
499 iface->iter_next = details_iter_next;
500 iface->iter_children = details_iter_children;
501 iface->iter_has_child = details_iter_has_child;
502 iface->iter_n_children = details_iter_n_children;
503 iface->iter_nth_child = details_iter_nth_child;
504 iface->iter_parent = details_iter_parent;
505 }
506
507 static void view_details_sortable_init(GtkTreeSortableIface *iface)
508 {
509 iface->get_sort_column_id = details_get_sort_column_id;
510 iface->set_sort_column_id = details_set_sort_column_id;
511 iface->set_sort_func = details_set_sort_func;
512 iface->set_default_sort_func = details_set_default_sort_func;
513 iface->has_default_sort_func = details_has_default_sort_func;
514 }
515
516 static gboolean details_get_sort_column_id(GtkTreeSortable *sortable,
517 gint *sort_column_id,
518 GtkSortType *order)
519 {
520 ViewDetails *view_details = (ViewDetails *) sortable;
521 FilerWindow *filer_window = view_details->filer_window;
522 int col;
523
524 if (!filer_window)
525 return FALSE; /* Not yet initialised */
526
527 switch (filer_window->sort_type)
528 {
529 case SORT_NAME: col = COL_LEAF; break;
530 case SORT_TYPE: col = COL_TYPE; break;
531 case SORT_DATE: col = COL_MTIME; break;
532 case SORT_SIZE: col = COL_SIZE; break;
533 case SORT_OWNER: col = COL_OWNER; break;
534 case SORT_GROUP: col = COL_GROUP; break;
535 default:
536 g_warning("details_get_sort_column_id(): error!");
537 return FALSE;
538 }
539 if (sort_column_id)
540 *sort_column_id = col;
541 if (order)
542 *order = filer_window->sort_order;
543 return TRUE;
544 }
545
546 static void details_set_sort_column_id(GtkTreeSortable *sortable,
547 gint sort_column_id,
548 GtkSortType order)
549 {
550 ViewDetails *view_details = (ViewDetails *) sortable;
551 FilerWindow *filer_window = view_details->filer_window;
552
553 if (!filer_window)
554 return; /* Not yet initialised */
555
556 switch (sort_column_id)
557 {
558 case COL_LEAF:
559 display_set_sort_type(filer_window, SORT_NAME, order);
560 break;
561 case COL_SIZE:
562 display_set_sort_type(filer_window, SORT_SIZE, order);
563 break;
564 case COL_MTIME:
565 display_set_sort_type(filer_window, SORT_DATE, order);
566 break;
567 case COL_TYPE:
568 display_set_sort_type(filer_window, SORT_TYPE, order);
569 break;
570 case COL_OWNER:
571 display_set_sort_type(filer_window, SORT_OWNER, order);
572 break;
573 case COL_GROUP:
574 display_set_sort_type(filer_window, SORT_GROUP, order);
575 break;
576 default:
577 g_assert_not_reached();
578 }
579 }
580
581 static void details_set_sort_func(GtkTreeSortable *sortable,
582 gint sort_column_id,
583 GtkTreeIterCompareFunc func,
584 gpointer data,
585 GtkDestroyNotify destroy)
586 {
587 g_assert_not_reached();
588 }
589
590 static void details_set_default_sort_func(GtkTreeSortable *sortable,
591 GtkTreeIterCompareFunc func,
592 gpointer data,
593 GtkDestroyNotify destroy)
594 {
595 g_assert_not_reached();
596 }
597
598 static gboolean details_has_default_sort_func(GtkTreeSortable *sortable)
599 {
600 return FALSE;
601 }
602
603
604 /* End of model implementation */
605
606 static gboolean is_selected(ViewDetails *view_details, int i)
607 {
608 ViewIter iter;
609 iter.i = i;
610 return view_details_get_selected((ViewIface *) view_details, &iter);
611 }
612
613 static gboolean view_details_scroll(GtkWidget *widget, GdkEventScroll *event)
614 {
615 GtkTreeView *tree = (GtkTreeView *) widget;
616 GtkTreePath *path = NULL;
617
618 if (!gtk_tree_view_get_path_at_pos(tree, 0, 1, &path, NULL, NULL, NULL))
619 return TRUE; /* Empty? */
620
621 if (event->direction == GDK_SCROLL_UP)
622 gtk_tree_path_prev(path);
623 else if (event->direction == GDK_SCROLL_DOWN)
624 gtk_tree_path_next(path);
625 else
626 goto out;
627
628 gtk_tree_view_scroll_to_cell(tree, path, NULL, TRUE, 0, 0);
629 out:
630 gtk_tree_path_free(path);
631 return TRUE;
632 }
633
634 static gint view_details_key_press(GtkWidget *widget, GdkEventKey *event)
635 {
636 if (event->keyval == GDK_Up || event->keyval == GDK_Down ||
637 event->keyval == GDK_Prior || event->keyval == GDK_Next ||
638 event->keyval == GDK_Home || event->keyval == GDK_End)
639 return GTK_WIDGET_CLASS(parent_class)->key_press_event(widget,
640 event);
641 return FALSE;
642 }
643
644 static gboolean view_details_button_press(GtkWidget *widget,
645 GdkEventButton *bev)
646 {
647 FilerWindow *filer_window = ((ViewDetails *) widget)->filer_window;
648 GtkTreeView *tree = (GtkTreeView *) widget;
649
650 if (bev->window != gtk_tree_view_get_bin_window(tree))
651 return GTK_WIDGET_CLASS(parent_class)->button_press_event(
652 widget, bev);
653
654 if (dnd_motion_press(widget, bev))
655 filer_perform_action(filer_window, bev);
656
657 return TRUE;
658 }
659
660 static int get_lasso_index(ViewDetails *view_details, int y)
661 {
662 GtkTreeViewColumn *column = NULL;
663 GtkTreePath *path = NULL;
664 GtkTreeView *tree = (GtkTreeView *) view_details;
665 gint cell_y;
666 int i;
667
668 if (y < 0)
669 y = 0; /* gtk_tree_view_get_path_at_pos can't handle negatives */
670
671 if (gtk_tree_view_get_path_at_pos(tree, 4, y, &path,
672 &column, NULL, &cell_y))
673 {
674 GdkRectangle rect;
675 i = gtk_tree_path_get_indices(path)[0];
676 gtk_tree_view_get_cell_area(tree, path, column, &rect);
677 gtk_tree_path_free(path);
678
679 if (2 * cell_y > rect.height)
680 i += 1;
681 }
682 else
683 i = view_details->items->len;
684
685 return i;
686 }
687
688 static gboolean select_lasso_cb(ViewIter *iter, gpointer data)
689 {
690 int start = ((int *) data)[0];
691 int end = ((int *) data)[1];
692 GdkFunction fn = ((int *) data)[2];
693 ViewDetails *view_details = (ViewDetails *) iter->view;
694 GtkTreeIter titer;
695
696 titer.user_data = GINT_TO_POINTER(iter->i);
697
698 if (iter->i < start || iter->i >= end)
699 return gtk_tree_selection_iter_is_selected(
700 view_details->selection, &titer);
701
702 if (fn == GDK_SET)
703 return TRUE;
704
705 return !gtk_tree_selection_iter_is_selected(view_details->selection,
706 &titer);
707 }
708
709 static void select_lasso(ViewDetails *view_details, GdkFunction fn)
710 {
711 GtkAdjustment *adj;
712 int range[3];
713
714 adj = gtk_tree_view_get_vadjustment((GtkTreeView *) view_details);
715
716 range[0] = view_details->lasso_start_index;
717 range[1] = get_lasso_index(view_details,
718 view_details->drag_box_y[1] - adj->value);
719 range[2] = fn;
720
721 if (range[0] == range[1])
722 return;
723 if (range[0] > range[1])
724 {
725 int tmp = range[0];
726 range[0] = range[1];
727 range[1] = tmp;
728 }
729
730 view_select_if((ViewIface *) view_details, select_lasso_cb, &range);
731 }
732
733 static gboolean view_details_button_release(GtkWidget *widget,
734 GdkEventButton *bev)
735 {
736 ViewDetails *view_details = (ViewDetails *) widget;
737 FilerWindow *filer_window = view_details->filer_window;
738 GtkTreeView *tree = (GtkTreeView *) widget;
739
740 if (bev->window != gtk_tree_view_get_bin_window(tree))
741 return GTK_WIDGET_CLASS(parent_class)->button_release_event(
742 widget, bev);
743
744 if (!dnd_motion_release(bev))
745 filer_perform_action(filer_window, bev);
746
747 if (motion_buttons_pressed == 0 && view_details->lasso_box)
748 {
749 select_lasso(view_details,
750 bev->button == 1 ? GDK_SET : GDK_INVERT);
751 filer_set_autoscroll(filer_window, FALSE);
752 set_lasso(view_details,
753 view_details->drag_box_x[0],
754 view_details->drag_box_y[0]);
755 view_details->lasso_box = FALSE;
756 }
757
758 return TRUE;
759 }
760
761 static gint view_details_motion_notify(GtkWidget *widget, GdkEventMotion *event)
762 {
763 ViewDetails *view_details = (ViewDetails *) widget;
764 GtkTreeView *tree = (GtkTreeView *) widget;
765
766 if (event->window != gtk_tree_view_get_bin_window(tree))
767 return GTK_WIDGET_CLASS(parent_class)->motion_notify_event(
768 widget, event);
769
770 if (view_details->lasso_box)
771 {
772 GtkAdjustment *adj;
773 adj = gtk_tree_view_get_vadjustment(tree);
774 set_lasso(view_details, event->x, event->y + adj->value);
775 return TRUE;
776 }
777
778 return filer_motion_notify(view_details->filer_window, event);
779 }
780
781 static gboolean view_details_expose(GtkWidget *widget, GdkEventExpose *event)
782 {
783 GtkTreeView *tree = (GtkTreeView *) widget;
784 GtkTreePath *path = NULL;
785 GdkRectangle focus_rectangle;
786 ViewDetails *view_details = (ViewDetails *) widget;
787 gboolean had_cursor;
788
789 had_cursor = (GTK_WIDGET_FLAGS(widget) & GTK_HAS_FOCUS) != 0;
790
791 if (view_details->filer_window->selection_state == GTK_STATE_SELECTED)
792 GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_FOCUS);
793 else
794 GTK_WIDGET_UNSET_FLAGS(widget, GTK_HAS_FOCUS);
795 GTK_WIDGET_CLASS(parent_class)->expose_event(widget, event);
796 if (had_cursor)
797 GTK_WIDGET_SET_FLAGS(widget, GTK_HAS_FOCUS);
798
799 if (event->window != gtk_tree_view_get_bin_window(tree))
800 return FALSE; /* Not the main area */
801
802 if (view_details->lasso_box)
803 {
804 int x, y, width, height;
805 GtkAdjustment *adj;
806
807 adj = gtk_tree_view_get_vadjustment(tree);
808 x = MIN(view_details->drag_box_x[0],
809 view_details->drag_box_x[1]);
810 y = MIN(view_details->drag_box_y[0],
811 view_details->drag_box_y[1]);
812 width = abs(view_details->drag_box_x[1] -
813 view_details->drag_box_x[0]);
814 height = abs(view_details->drag_box_y[1] -
815 view_details->drag_box_y[0]);
816 y -= adj->value;
817
818 if (width && height)
819 gdk_draw_rectangle(event->window,
820 widget->style->fg_gc[GTK_STATE_NORMAL],
821 FALSE, x, y, width - 1, height - 1);
822 }
823
824 if (view_details->wink_item != -1 && view_details->wink_step & 1)
825 {
826 GtkTreePath *wink_path;
827 GdkRectangle wink_area;
828
829 wink_path = gtk_tree_path_new();
830 gtk_tree_path_append_index(wink_path, view_details->wink_item);
831 gtk_tree_view_get_background_area(tree, wink_path,
832 NULL, &wink_area);
833 gtk_tree_path_free(wink_path);
834
835 if (wink_area.height)
836 {
837 /* (visible) */
838 wink_area.width = widget->allocation.width;
839 gdk_draw_rectangle(event->window,
840 widget->style->fg_gc[GTK_STATE_NORMAL],
841 FALSE,
842 wink_area.x + 1,
843 wink_area.y + 1,
844 wink_area.width - 3,
845 wink_area.height - 3);
846 }
847 }
848
849 gtk_tree_view_get_cursor(tree, &path, NULL);
850 if (!path)
851 return FALSE; /* No cursor */
852 gtk_tree_view_get_background_area(tree, path, NULL, &focus_rectangle);
853 gtk_tree_path_free(path);
854
855 if (!focus_rectangle.height)
856 return FALSE; /* Off screen */
857
858 focus_rectangle.width = widget->allocation.width;
859
860 gtk_paint_focus(widget->style,
861 event->window,
862 GTK_STATE_NORMAL,
863 NULL,
864 widget,
865 "treeview",
866 focus_rectangle.x,
867 focus_rectangle.y,
868 focus_rectangle.width,
869 focus_rectangle.height);
870
871 return FALSE;
872 }
873
874 static void view_details_size_request(GtkWidget *widget,
875 GtkRequisition *requisition)
876 {
877 ViewDetails *view_details = (ViewDetails *) widget;
878
879 (*GTK_WIDGET_CLASS(parent_class)->size_request)(widget, requisition);
880
881 view_details->desired_size = *requisition;
882
883 requisition->height = 50;
884 requisition->width = 50;
885 }
886
887 static void view_details_drag_data_received(GtkWidget *widget,
888 GdkDragContext *drag_context,
889 gint x, gint y, GtkSelectionData *data, guint info, guint time)
890 {
891 /* Just here to override annoying default handler */
892 }
893
894 static void view_details_destroy(GtkObject *obj)
895 {
896 ViewDetails *view_details = VIEW_DETAILS(obj);
897
898 view_details->filer_window = NULL;
899 cancel_wink(view_details);
900 }
901
902 static void view_details_finialize(GObject *object)
903 {
904 ViewDetails *view_details = (ViewDetails *) object;
905
906 g_ptr_array_free(view_details->items, TRUE);
907 view_details->items = NULL;
908
909 G_OBJECT_CLASS(parent_class)->finalize(object);
910 }
911
912 static void view_details_class_init(gpointer gclass, gpointer data)
913 {
914 GObjectClass *object = (GObjectClass *) gclass;
915 GtkWidgetClass *widget = (GtkWidgetClass *) gclass;
916
917 parent_class = g_type_class_peek_parent(gclass);
918
919 object->finalize = view_details_finialize;
920 GTK_OBJECT_CLASS(object)->destroy = view_details_destroy;
921
922 widget->scroll_event = view_details_scroll;
923 widget->key_press_event = view_details_key_press;
924 widget->button_press_event = view_details_button_press;
925 widget->button_release_event = view_details_button_release;
926 widget->motion_notify_event = view_details_motion_notify;
927 widget->expose_event = view_details_expose;
928 widget->size_request = view_details_size_request;
929 widget->drag_data_received = view_details_drag_data_received;
930 }
931
932 static gboolean block_focus(GtkWidget *button, GtkDirectionType dir,
933 ViewDetails *view_details)
934 {
935 GTK_WIDGET_UNSET_FLAGS(button, GTK_CAN_FOCUS);
936 return FALSE;
937 }
938
939 static gboolean test_can_change_selection(GtkTreeSelection *sel,
940 GtkTreeModel *model,
941 GtkTreePath *path,
942 gboolean path_currently_selected,
943 gpointer data)
944 {
945 ViewDetails *view_details;
946
947 view_details = VIEW_DETAILS(gtk_tree_selection_get_tree_view(sel));
948
949 return view_details->can_change_selection != 0;
950 }
951
952 static void selection_changed(GtkTreeSelection *selection,
953 gpointer user_data)
954 {
955 ViewDetails *view_details = VIEW_DETAILS(user_data);
956
957 filer_selection_changed(view_details->filer_window,
958 gtk_get_current_event_time());
959 }
960
961 #define ADD_TEXT_COLUMN(name, model_column) \
962 cell = gtk_cell_renderer_text_new(); \
963 column = gtk_tree_view_column_new_with_attributes(name, cell, \
964 "text", model_column, \
965 "foreground-gdk", COL_COLOUR, \
966 "weight", COL_WEIGHT, \
967 NULL); \
968 gtk_tree_view_append_column(treeview, column); \
969 g_signal_connect(column->button, "grab-focus", \
970 G_CALLBACK(block_focus), view_details);
971
972 static void view_details_init(GTypeInstance *object, gpointer gclass)
973 {
974 GtkTreeView *treeview = (GtkTreeView *) object;
975 GtkTreeViewColumn *column;
976 GtkCellRenderer *cell;
977 GtkTreeSortable *sortable_list;
978 ViewDetails *view_details = (ViewDetails *) object;
979
980 view_details->items = g_ptr_array_new();
981 view_details->cursor_base = -1;
982 view_details->wink_item = -1;
983 view_details->desired_size.width = -1;
984 view_details->desired_size.height = -1;
985 view_details->can_change_selection = 0;
986 view_details->lasso_box = FALSE;
987
988 view_details->selection = gtk_tree_view_get_selection(treeview);
989 gtk_tree_selection_set_mode(view_details->selection,
990 GTK_SELECTION_MULTIPLE);
991 gtk_tree_selection_set_select_function(view_details->selection,
992 test_can_change_selection, view_details, NULL);
993
994 /* Sorting */
995 view_details->sort_fn = NULL;
996 sortable_list = GTK_TREE_SORTABLE(object);
997
998 gtk_tree_view_set_model(treeview, GTK_TREE_MODEL(view_details));
999 /* Do this after set_model, because that can generate this
1000 * signal...
1001 */
1002 g_signal_connect(view_details->selection, "changed",
1003 G_CALLBACK(selection_changed), view_details);
1004
1005 /* Icon */
1006 cell = cell_icon_new(view_details);
1007 column = gtk_tree_view_column_new_with_attributes(NULL, cell,
1008 "item", COL_VIEW_ITEM,
1009 NULL);
1010 gtk_tree_view_append_column(treeview, column);
1011
1012 ADD_TEXT_COLUMN(_("_Name"), COL_LEAF);
1013 gtk_tree_view_column_set_sort_column_id(column, COL_LEAF);
1014 gtk_tree_view_column_set_resizable(column, TRUE);
1015 ADD_TEXT_COLUMN(_("_Type"), COL_TYPE);
1016 gtk_tree_view_column_set_sort_column_id(column, COL_TYPE);
1017 gtk_tree_view_column_set_resizable(column, TRUE);
1018 ADD_TEXT_COLUMN(_("_Permissions"), COL_PERM);
1019 g_object_set(G_OBJECT(cell), "font", "monospace", NULL);
1020 ADD_TEXT_COLUMN(_("_Owner"), COL_OWNER);
1021 gtk_tree_view_column_set_sort_column_id(column, COL_OWNER);
1022 ADD_TEXT_COLUMN(_("_Group"), COL_GROUP);
1023 gtk_tree_view_column_set_sort_column_id(column, COL_GROUP);
1024 ADD_TEXT_COLUMN(_("_Size"), COL_SIZE);
1025 g_object_set(G_OBJECT(cell), "xalign", 1.0, "font", "monospace", NULL);
1026 gtk_tree_view_column_set_sort_column_id(column, COL_SIZE);
1027 ADD_TEXT_COLUMN(_("Last _Modified"), COL_MTIME);
1028 gtk_tree_view_column_set_sort_column_id(column, COL_MTIME);
1029 }
1030
1031 /* Create the handers for the View interface */
1032 static void view_details_iface_init(gpointer giface, gpointer iface_data)
1033 {
1034 ViewIfaceClass *iface = giface;
1035
1036 g_assert(G_TYPE_FROM_INTERFACE(iface) == VIEW_TYPE_IFACE);
1037
1038 /* override stuff */
1039 iface->sort = view_details_sort;
1040 iface->style_changed = view_details_style_changed;
1041 iface->add_items = view_details_add_items;
1042 iface->update_items = view_details_update_items;
1043 iface->delete_if = view_details_delete_if;
1044 iface->clear = view_details_clear;
1045 iface->select_all = view_details_select_all;
1046 iface->clear_selection = view_details_clear_selection;
1047 iface->count_items = view_details_count_items;
1048 iface->count_selected = view_details_count_selected;
1049 iface->show_cursor = view_details_show_cursor;
1050 iface->get_iter = view_details_get_iter;
1051 iface->get_iter_at_point = view_details_get_iter_at_point;
1052 iface->cursor_to_iter = view_details_cursor_to_iter;
1053 iface->set_selected = view_details_set_selected;
1054 iface->get_selected = view_details_get_selected;
1055 iface->set_frozen = view_details_set_frozen;
1056 iface->select_only = view_details_select_only;
1057 iface->wink_item = view_details_wink_item;
1058 iface->autosize = view_details_autosize;
1059 iface->cursor_visible = view_details_cursor_visible;
1060 iface->set_base = view_details_set_base;
1061 iface->start_lasso_box = view_details_start_lasso_box;
1062 iface->extend_tip = view_details_extend_tip;
1063 iface->auto_scroll_callback = view_details_auto_scroll_callback;
1064 }
1065
1066 /* Implementations of the View interface. See view_iface.c for comments. */
1067
1068 static void view_details_style_changed(ViewIface *view, int flags)
1069 {
1070 ViewDetails *view_details = (ViewDetails *) view;
1071 GtkTreeModel *model = (GtkTreeModel *) view;
1072 GtkTreePath *path;
1073 ViewItem **items = (ViewItem **) view_details->items->pdata;
1074 int i;
1075 int n = view_details->items->len;
1076
1077 path = gtk_tree_path_new();
1078 gtk_tree_path_append_index(path, 0);
1079
1080 for (i = 0; i < n; i++)
1081 {
1082 GtkTreeIter iter;
1083 ViewItem *item = items[i];
1084
1085 iter.user_data = GINT_TO_POINTER(i);
1086 if (item->image)
1087 {
1088 g_object_unref(G_OBJECT(item->image));
1089 item->image = NULL;
1090 }
1091 gtk_tree_model_row_changed(model, path, &iter);
1092 gtk_tree_path_next(path);
1093 }
1094
1095 gtk_tree_path_free(path);
1096
1097 gtk_tree_view_columns_autosize((GtkTreeView *) view);
1098
1099 if (flags & VIEW_UPDATE_HEADERS)
1100 details_update_header_visibility(view_details);
1101 }
1102
1103 static gint wrap_sort(gconstpointer a, gconstpointer b,
1104 ViewDetails *view_details)
1105 {
1106 ViewItem *ia = *(ViewItem **) a;
1107 ViewItem *ib = *(ViewItem **) b;
1108
1109 if (view_details->filer_window->sort_order == GTK_SORT_ASCENDING)
1110 return view_details->sort_fn(ia->item, ib->item);
1111 else
1112 return -view_details->sort_fn(ia->item, ib->item);
1113 }
1114
1115 static void resort(ViewDetails *view_details)
1116 {
1117 ViewItem **items = (ViewItem **) view_details->items->pdata;
1118 gint i, len = view_details->items->len;
1119 guint *new_order;
1120 GtkTreePath *path;
1121 int wink_item = view_details->wink_item;
1122
1123 if (!len)
1124 return;
1125
1126 for (i = len - 1; i >= 0; i--)
1127 items[i]->old_pos = i;
1128
1129 switch (view_details->filer_window->sort_type)
1130 {
1131 case SORT_NAME: view_details->sort_fn = sort_by_name; break;
1132 case SORT_TYPE: view_details->sort_fn = sort_by_type; break;
1133 case SORT_DATE: view_details->sort_fn = sort_by_date; break;
1134 case SORT_SIZE: view_details->sort_fn = sort_by_size; break;
1135 case SORT_OWNER: view_details->sort_fn = sort_by_owner; break;
1136 case SORT_GROUP: view_details->sort_fn = sort_by_group; break;
1137 default:
1138 g_assert_not_reached();
1139 }
1140
1141 g_ptr_array_sort_with_data(view_details->items,
1142 (GCompareDataFunc) wrap_sort,
1143 view_details);
1144
1145 new_order = g_new(guint, len);
1146 for (i = len - 1; i >= 0; i--)
1147 {
1148 new_order[i] = items[i]->old_pos;
1149 if (wink_item == items[i]->old_pos)
1150 wink_item = i;
1151 }
1152
1153 view_details->wink_item = wink_item;
1154
1155 path = gtk_tree_path_new();
1156 gtk_tree_model_rows_reordered((GtkTreeModel *) view_details,
1157 path, NULL, new_order);
1158 gtk_tree_path_free(path);
1159 g_free(new_order);
1160 }
1161
1162 static void view_details_sort(ViewIface *view)
1163 {
1164 resort((ViewDetails *) view);
1165 gtk_tree_sortable_sort_column_changed((GtkTreeSortable *) view);
1166 }
1167
1168 static void view_details_add_items(ViewIface *view, GPtrArray *new_items)
1169 {
1170 ViewDetails *view_details = (ViewDetails *) view;
1171 FilerWindow *filer_window = view_details->filer_window;
1172 GPtrArray *items = view_details->items;
1173 GtkTreeIter iter;
1174 int i;
1175 GtkTreePath *path;
1176 GtkTreeModel *model = (GtkTreeModel *) view;
1177
1178 iter.user_data = GINT_TO_POINTER(items->len);
1179 path = details_get_path(model, &iter);
1180
1181 for (i = 0; i < new_items->len; i++)
1182 {
1183 DirItem *item = (DirItem *) new_items->pdata[i];
1184 char *leafname = item->leafname;
1185 ViewItem *vitem;
1186
1187 if(!filer_match_filter(filer_window, leafname))
1188 continue;
1189 if (leafname[0] == '.')
1190 {
1191 if (leafname[1] == '\0')
1192 continue; /* Never show '.' */
1193
1194 if (leafname[1] == '.' &&
1195 leafname[2] == '\0')
1196 continue; /* Never show '..' */
1197 }
1198
1199 vitem = g_new(ViewItem, 1);
1200 vitem->item = item;
1201 vitem->image = NULL;
1202 if (!g_utf8_validate(leafname, -1, NULL))
1203 vitem->utf8_name = to_utf8(leafname);
1204 else
1205 vitem->utf8_name = NULL;
1206
1207 g_ptr_array_add(items, vitem);
1208
1209 iter.user_data = GINT_TO_POINTER(items->len - 1);
1210 gtk_tree_model_row_inserted(model, path, &iter);
1211 gtk_tree_path_next(path);
1212 }
1213
1214 gtk_tree_path_free(path);
1215
1216 resort(view_details);
1217 }
1218
1219 /* Find an item in the sorted array.
1220 * Returns the item number, or -1 if not found.
1221 */
1222 static int details_find_item(ViewDetails *view_details, DirItem *item)
1223 {
1224 ViewItem **items, tmp, *tmpp;
1225 int lower, upper;
1226
1227 g_return_val_if_fail(view_details != NULL, -1);
1228 g_return_val_if_fail(item != NULL, -1);
1229
1230 tmp.item = item;
1231 tmpp = &tmp;
1232
1233 items = (ViewItem **) view_details->items->pdata;
1234
1235 /* If item is here, then: lower <= i < upper */
1236 lower = 0;
1237 upper = view_details->items->len;
1238
1239 while (lower < upper)
1240 {
1241 int i, cmp;
1242
1243 i = (lower + upper) >> 1;
1244
1245 cmp = wrap_sort(&items[i], &tmpp, view_details);
1246 if (cmp == 0)
1247 return i;
1248
1249 if (cmp > 0)
1250 upper = i;
1251 else
1252 lower = i + 1;
1253 }
1254
1255 return -1;
1256 }
1257
1258 static void view_details_update_items(ViewIface *view, GPtrArray *items)
1259 {
1260 ViewDetails *view_details = (ViewDetails *) view;
1261 FilerWindow *filer_window = view_details->filer_window;
1262 int i;
1263 GtkTreeModel *model = (GtkTreeModel *) view_details;
1264
1265 g_return_if_fail(items->len > 0);
1266
1267 /* The item data has already been modified, so this gives the
1268 * final sort order...
1269 */
1270 resort(view_details);
1271
1272 for (i = 0; i < items->len; i++)
1273 {
1274 DirItem *item = (DirItem *) items->pdata[i];
1275 const gchar *leafname = item->leafname;
1276 int j;
1277
1278 if (!filer_match_filter(filer_window, leafname))
1279 continue;
1280
1281 j = details_find_item(view_details, item);
1282
1283 if (j < 0)
1284 g_warning("Failed to find '%s'\n", leafname);
1285 else
1286 {
1287 GtkTreePath *path;
1288 GtkTreeIter iter;
1289 ViewItem *view_item = view_details->items->pdata[j];
1290 if (view_item->image)
1291 {
1292 g_object_unref(G_OBJECT(view_item->image));
1293 view_item->image = NULL;
1294 }
1295 path = gtk_tree_path_new();
1296 gtk_tree_path_append_index(path, j);
1297 iter.user_data = GINT_TO_POINTER(j);
1298 gtk_tree_model_row_changed(model, path, &iter);
1299 }
1300 }
1301 }
1302
1303 static void view_details_delete_if(ViewIface *view,
1304 gboolean (*test)(gpointer item, gpointer data),
1305 gpointer data)
1306 {
1307 GtkTreePath *path;
1308 ViewDetails *view_details = (ViewDetails *) view;
1309 int i = 0;
1310 GPtrArray *items = view_details->items;
1311 GtkTreeModel *model = (GtkTreeModel *) view;
1312
1313 path = gtk_tree_path_new();
1314
1315 gtk_tree_path_append_index(path, i);
1316
1317 while (i < items->len)
1318 {
1319 ViewItem *item = items->pdata[i];
1320
1321 if (test(item->item, data))
1322 {
1323 free_view_item(items->pdata[i]);
1324 g_ptr_array_remove_index(items, i);
1325 gtk_tree_model_row_deleted(model, path);
1326 }
1327 else
1328 {
1329 i++;
1330 gtk_tree_path_next(path);
1331 }
1332 }
1333
1334 gtk_tree_path_free(path);
1335 }
1336
1337 static void view_details_clear(ViewIface *view)
1338 {
1339 GtkTreePath *path;
1340 GPtrArray *items = ((ViewDetails *) view)->items;
1341 GtkTreeModel *model = (GtkTreeModel *) view;
1342
1343 path = gtk_tree_path_new();
1344 gtk_tree_path_append_index(path, items->len);
1345
1346 while (gtk_tree_path_prev(path))
1347 gtk_tree_model_row_deleted(model, path);
1348
1349 g_ptr_array_set_size(items, 0);
1350 gtk_tree_path_free(path);
1351 }
1352
1353 static void view_details_select_all(ViewIface *view)
1354 {
1355 ViewDetails *view_details = (ViewDetails *) view;
1356
1357 view_details->can_change_selection++;
1358 gtk_tree_selection_select_all(view_details->selection);
1359 view_details->can_change_selection--;
1360 }
1361
1362 static void view_details_clear_selection(ViewIface *view)
1363 {
1364 ViewDetails *view_details = (ViewDetails *) view;
1365
1366 view_details->can_change_selection++;
1367 gtk_tree_selection_unselect_all(view_details->selection);
1368 view_details->can_change_selection--;
1369 }
1370
1371 static int view_details_count_items(ViewIface *view)
1372 {
1373 ViewDetails *view_details = (ViewDetails *) view;
1374
1375 return view_details->items->len;
1376 }
1377
1378 #if GTK_MINOR_VERSION < 2
1379 static void view_details_count_inc(GtkTreeModel *model, GtkTreePath *path,
1380 GtkTreeIter *iter, gpointer data)
1381 {
1382 int *count = (int *) data;
1383 (*count) += 1;
1384 }
1385 #endif
1386
1387 static int view_details_count_selected(ViewIface *view)
1388 {
1389 ViewDetails *view_details = (ViewDetails *) view;
1390
1391 #if GTK_MINOR_VERSION >= 2
1392 return gtk_tree_selection_count_selected_rows(view_details->selection);
1393 #else
1394 int count = 0;
1395
1396 gtk_tree_selection_selected_foreach(view_details->selection,
1397 view_details_count_inc, &count);
1398 return count;
1399 #endif
1400 }
1401
1402 static void view_details_show_cursor(ViewIface *view)
1403 {
1404 }
1405
1406 static void view_details_get_iter(ViewIface *view,
1407 ViewIter *iter, IterFlags flags)
1408 {
1409 make_iter((ViewDetails *) view, iter, flags);
1410 }
1411
1412 static void view_details_get_iter_at_point(ViewIface *view, ViewIter *iter,
1413 GdkWindow *src, int x, int y)
1414 {
1415 ViewDetails *view_details = (ViewDetails *) view;
1416 GtkTreeModel *model;
1417 GtkTreeView *tree = (GtkTreeView *) view;
1418 GtkTreePath *path = NULL;
1419 int i = -1;
1420 gint cell_y;
1421
1422 model = gtk_tree_view_get_model(tree);
1423
1424 if (gtk_tree_view_get_path_at_pos(tree, x, y + 4, &path, NULL,
1425 NULL, &cell_y))
1426 {
1427 g_return_if_fail(path != NULL);
1428
1429 if (cell_y > 8)
1430 i = gtk_tree_path_get_indices(path)[0];
1431 gtk_tree_path_free(path);
1432 }
1433
1434 make_item_iter(view_details, iter, i);
1435 }
1436
1437 static void view_details_cursor_to_iter(ViewIface *view, ViewIter *iter)
1438 {
1439 GtkTreePath *path;
1440 ViewDetails *view_details = (ViewDetails *) view;
1441
1442 path = gtk_tree_path_new();
1443
1444 if (iter)
1445 gtk_tree_path_append_index(path, iter->i);
1446 else
1447 {
1448 /* Using depth zero or index -1 gives an error, but this
1449 * is OK!
1450 */
1451 gtk_tree_path_append_index(path, view_details->items->len);
1452 }
1453
1454 gtk_tree_view_set_cursor((GtkTreeView *) view, path, NULL, FALSE);
1455 gtk_tree_path_free(path);
1456 }
1457
1458 static void set_selected(ViewDetails *view_details, int i, gboolean selected)
1459 {
1460 GtkTreeIter iter;
1461
1462 iter.user_data = GINT_TO_POINTER(i);
1463 view_details->can_change_selection++;
1464 if (selected)
1465 gtk_tree_selection_select_iter(view_details->selection, &iter);
1466 else
1467 gtk_tree_selection_unselect_iter(view_details->selection,
1468 &iter);
1469 view_details->can_change_selection--;
1470 }
1471
1472 static void view_details_set_selected(ViewIface *view,
1473 ViewIter *iter,
1474 gboolean selected)
1475 {
1476 set_selected((ViewDetails *) view, iter->i, selected);
1477 }
1478
1479 static gboolean get_selected(ViewDetails *view_details, int i)
1480 {
1481 GtkTreeIter iter;
1482
1483 iter.user_data = GINT_TO_POINTER(i);
1484
1485 return gtk_tree_selection_iter_is_selected(view_details->selection,
1486 &iter);
1487 }
1488
1489 static gboolean view_details_get_selected(ViewIface *view, ViewIter *iter)
1490 {
1491 return get_selected((ViewDetails *) view, iter->i);
1492 }
1493
1494 static void view_details_select_only(ViewIface *view, ViewIter *iter)
1495 {
1496 ViewDetails *view_details = (ViewDetails *) view;
1497 GtkTreePath *path;
1498
1499 path = gtk_tree_path_new();
1500 gtk_tree_path_append_index(path, iter->i);
1501 view_details->can_change_selection++;
1502 gtk_tree_selection_unselect_all(view_details->selection);
1503 gtk_tree_selection_select_range(view_details->selection, path, path);
1504 view_details->can_change_selection--;
1505 gtk_tree_path_free(path);
1506 }
1507
1508 static void view_details_set_frozen(ViewIface *view, gboolean frozen)
1509 {
1510 }
1511
1512 static void redraw_wink_area(ViewDetails *view_details)
1513 {
1514 GtkTreePath *wink_path;
1515 GdkRectangle wink_area;
1516 GtkTreeView *tree = (GtkTreeView *) view_details;
1517
1518 g_return_if_fail(view_details->wink_item >= 0);
1519
1520 wink_path = gtk_tree_path_new();
1521 gtk_tree_path_append_index(wink_path, view_details->wink_item);
1522 gtk_tree_view_get_background_area(tree, wink_path, NULL, &wink_area);
1523 gtk_tree_path_free(wink_path);
1524
1525 if (wink_area.height)
1526 {
1527 GdkWindow *window;
1528 window = gtk_tree_view_get_bin_window(tree);
1529
1530 wink_area.width = GTK_WIDGET(tree)->allocation.width;
1531 gdk_window_invalidate_rect(window, &wink_area, FALSE);
1532 }
1533 }
1534
1535 static void cancel_wink(ViewDetails *view_details)
1536 {
1537 if (view_details->wink_item == -1)
1538 return;
1539
1540 if (view_details->filer_window)
1541 redraw_wink_area(view_details);
1542
1543 view_details->wink_item = -1;
1544 g_source_remove(view_details->wink_timeout);
1545 }
1546
1547 static gboolean wink_timeout(ViewDetails *view_details)
1548 {
1549 view_details->wink_step--;
1550 if (view_details->wink_step < 1)
1551 {
1552 cancel_wink(view_details);
1553 return FALSE;
1554 }
1555
1556 redraw_wink_area(view_details);
1557
1558 return TRUE;
1559 }
1560
1561 static void view_details_wink_item(ViewIface *view, ViewIter *iter)
1562 {
1563 ViewDetails *view_details = (ViewDetails *) view;
1564 GtkTreePath *path;
1565
1566 cancel_wink(view_details);
1567 if (!iter)
1568 return;
1569
1570 view_details->wink_item = iter->i;
1571 view_details->wink_timeout = g_timeout_add(70,
1572 (GSourceFunc) wink_timeout, view_details);
1573 view_details->wink_step = 7;
1574 redraw_wink_area(view_details);
1575
1576 path = gtk_tree_path_new();
1577 gtk_tree_path_append_index(path, iter->i);
1578 gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(view),
1579 path, NULL, FALSE, 0, 0);
1580 gtk_tree_path_free(path);
1581 }
1582
1583 static void view_details_autosize(ViewIface *view)
1584 {
1585 ViewDetails *view_details = (ViewDetails *) view;
1586 FilerWindow *filer_window = view_details->filer_window;
1587 int max_width = (o_filer_size_limit.int_value * monitor_width) / 100;
1588 int max_height = (o_filer_size_limit.int_value * monitor_height) / 100;
1589 int h;
1590 GtkRequisition req;
1591
1592 gtk_widget_queue_resize(GTK_WIDGET(view));
1593 gtk_widget_size_request(GTK_WIDGET(view), &req);
1594
1595 h = MAX(view_details->desired_size.height, SMALL_HEIGHT);
1596
1597 filer_window_set_size(filer_window,
1598 MIN(view_details->desired_size.width, max_width),
1599 MIN(h, max_height));
1600 }
1601
1602 static gboolean view_details_cursor_visible(ViewIface *view)
1603 {
1604 GtkTreePath *path = NULL;
1605
1606 gtk_tree_view_get_cursor((GtkTreeView *) view, &path, NULL);
1607
1608 if (path)
1609 gtk_tree_path_free(path);
1610
1611 return path != NULL;
1612 }
1613
1614 static void view_details_set_base(ViewIface *view, ViewIter *iter)
1615 {
1616 ViewDetails *view_details = (ViewDetails *) view;
1617
1618 view_details->cursor_base = iter->i;
1619 }
1620
1621 /* Change the dynamic corner of the lasso box and trigger a redraw */
1622 static void set_lasso(ViewDetails *view_details, int x, int y)
1623 {
1624 GdkWindow *window;
1625 GdkRectangle area;
1626 int minx, miny, maxx, maxy;
1627
1628 if (x == view_details->drag_box_x[1] &&
1629 y == view_details->drag_box_y[1])
1630 return;
1631
1632 /* Get old region */
1633 minx = MIN(view_details->drag_box_x[0], view_details->drag_box_x[1]);
1634 miny = MIN(view_details->drag_box_y[0], view_details->drag_box_y[1]);
1635 maxx = MAX(view_details->drag_box_x[0], view_details->drag_box_x[1]);
1636 maxy = MAX(view_details->drag_box_y[0], view_details->drag_box_y[1]);
1637
1638 /* Enlarge to cover new point */
1639 minx = MIN(minx, x);
1640 miny = MIN(miny, y);
1641 maxx = MAX(maxx, x);
1642 maxy = MAX(maxy, y);
1643
1644 area.x = minx;
1645 area.y = miny;
1646 area.width = maxx - minx;
1647 area.height = maxy - miny;
1648
1649 view_details->drag_box_x[1] = x;
1650 view_details->drag_box_y[1] = y;
1651
1652 window = gtk_tree_view_get_bin_window((GtkTreeView *) view_details);
1653 if (area.width && area.height)
1654 {
1655 GtkAdjustment *adj;
1656
1657 adj = gtk_tree_view_get_vadjustment((GtkTreeView *)
1658 view_details);
1659 area.y -= adj->value;
1660 gdk_window_invalidate_rect(window, &area, FALSE);
1661 }
1662 }
1663
1664 static void view_details_start_lasso_box(ViewIface *view, GdkEventButton *event)
1665 {
1666 ViewDetails *view_details = (ViewDetails *) view;
1667 GtkAdjustment *adj;
1668
1669 adj = gtk_tree_view_get_vadjustment((GtkTreeView *) view_details);
1670
1671 view_details->lasso_start_index = get_lasso_index(view_details,
1672 event->y);
1673
1674 filer_set_autoscroll(view_details->filer_window, TRUE);
1675
1676 view_details->drag_box_x[0] = view_details->drag_box_x[1] = event->x;
1677 view_details->drag_box_y[0] = view_details->drag_box_y[1] = event->y +
1678 adj->value;
1679 view_details->lasso_box = TRUE;
1680 }
1681
1682 static void view_details_extend_tip(ViewIface *view,
1683 ViewIter *iter, GString *tip)
1684 {
1685 }
1686
1687 static DirItem *iter_init(ViewIter *iter)
1688 {
1689 ViewDetails *view_details = (ViewDetails *) iter->view;
1690 int i = -1;
1691 int n = view_details->items->len;
1692 int flags = iter->flags;
1693
1694 iter->peek = iter_peek;
1695
1696 if (iter->n_remaining == 0)
1697 return NULL;
1698
1699 if (flags & VIEW_ITER_FROM_CURSOR)
1700 {
1701 GtkTreePath *path;
1702 gtk_tree_view_get_cursor((GtkTreeView *) view_details,
1703 &path, NULL);
1704 if (!path)
1705 return NULL; /* No cursor */
1706 i = gtk_tree_path_get_indices(path)[0];
1707 gtk_tree_path_free(path);
1708 }
1709 else if (flags & VIEW_ITER_FROM_BASE)
1710 i = view_details->cursor_base;
1711
1712 if (i < 0 || i >= n)
1713 {
1714 /* Either a normal iteration, or an iteration from an
1715 * invalid starting point.
1716 */
1717 if (flags & VIEW_ITER_BACKWARDS)
1718 i = n - 1;
1719 else
1720 i = 0;
1721 }
1722
1723 if (i < 0 || i >= n)
1724 return NULL; /* No items at all! */
1725
1726 iter->next = flags & VIEW_ITER_BACKWARDS ? iter_prev : iter_next;
1727 iter->n_remaining--;
1728 iter->i = i;
1729
1730 if (flags & VIEW_ITER_SELECTED && !is_selected(view_details, i))
1731 return iter->next(iter);
1732 return iter->peek(iter);
1733 }
1734
1735 static DirItem *iter_prev(ViewIter *iter)
1736 {
1737 ViewDetails *view_details = (ViewDetails *) iter->view;
1738 int n = view_details->items->len;
1739 int i = iter->i;
1740
1741 g_return_val_if_fail(iter->n_remaining >= 0, NULL);
1742
1743 /* i is the last item returned (always valid) */
1744
1745 g_return_val_if_fail(i >= 0 && i < n, NULL);
1746
1747 while (iter->n_remaining)
1748 {
1749 i--;
1750 iter->n_remaining--;
1751
1752 if (i == -1)
1753 i = n - 1;
1754
1755 g_return_val_if_fail(i >= 0 && i < n, NULL);
1756
1757 if (iter->flags & VIEW_ITER_SELECTED &&
1758 !is_selected(view_details, i))
1759 continue;
1760
1761 iter->i = i;
1762 return ((ViewItem *) view_details->items->pdata[i])->item;
1763 }
1764
1765 iter->i = -1;
1766 return NULL;
1767 }
1768
1769 static DirItem *iter_next(ViewIter *iter)
1770 {
1771 ViewDetails *view_details = (ViewDetails *) iter->view;
1772 int n = view_details->items->len;
1773 int i = iter->i;
1774
1775 g_return_val_if_fail(iter->n_remaining >= 0, NULL);
1776
1777 /* i is the last item returned (always valid) */
1778
1779 g_return_val_if_fail(i >= 0 && i < n, NULL);
1780
1781 while (iter->n_remaining)
1782 {
1783 i++;
1784 iter->n_remaining--;
1785
1786 if (i == n)
1787 i = 0;
1788
1789 g_return_val_if_fail(i >= 0 && i < n, NULL);
1790
1791 if (iter->flags & VIEW_ITER_SELECTED &&
1792 !is_selected(view_details, i))
1793 continue;
1794
1795 iter->i = i;
1796 return ((ViewItem *) view_details->items->pdata[i])->item;
1797 }
1798
1799 iter->i = -1;
1800 return NULL;
1801 }
1802
1803 static DirItem *iter_peek(ViewIter *iter)
1804 {
1805 ViewDetails *view_details = (ViewDetails *) iter->view;
1806 int n = view_details->items->len;
1807 int i = iter->i;
1808
1809 if (i == -1)
1810 return NULL;
1811
1812 g_return_val_if_fail(i >= 0 && i < n, NULL);
1813
1814 return ((ViewItem *) view_details->items->pdata[i])->item;
1815 }
1816
1817 /* Set the iterator to return 'i' on the next peek().
1818 * If i is -1, returns NULL on next peek().
1819 */
1820 static void make_item_iter(ViewDetails *view_details, ViewIter *iter, int i)
1821 {
1822 make_iter(view_details, iter, 0);
1823
1824 g_return_if_fail(i >= -1 && i < (int) view_details->items->len);
1825
1826 iter->i = i;
1827 iter->next = iter_next;
1828 iter->peek = iter_peek;
1829 iter->n_remaining = 0;
1830 }
1831
1832 static void make_iter(ViewDetails *view_details, ViewIter *iter,
1833 IterFlags flags)
1834 {
1835 iter->view = (ViewIface *) view_details;
1836 iter->next = iter_init;
1837 iter->peek = NULL;
1838 iter->i = -1;
1839
1840 iter->flags = flags;
1841
1842 if (flags & VIEW_ITER_ONE_ONLY)
1843 {
1844 iter->n_remaining = 1;
1845 iter->next(iter);
1846 }
1847 else
1848 iter->n_remaining = view_details->items->len;
1849 }
1850
1851 static void free_view_item(ViewItem *view_item)
1852 {
1853 if (view_item->image)
1854 g_object_unref(G_OBJECT(view_item->image));
1855 g_free(view_item->utf8_name);
1856 g_free(view_item);
1857 }
1858
1859 static gboolean view_details_auto_scroll_callback(ViewIface *view)
1860 {
1861 GtkTreeView *tree = (GtkTreeView *) view;
1862 ViewDetails *view_details = (ViewDetails *) view;
1863 FilerWindow *filer_window = view_details->filer_window;
1864 GtkRange *scrollbar = (GtkRange *) filer_window->scrollbar;
1865 GtkAdjustment *adj;
1866 GdkWindow *window;
1867 gint x, y, w, h;
1868 GdkModifierType mask;
1869 int diff = 0;
1870
1871 window = gtk_tree_view_get_bin_window(tree);
1872
1873 gdk_window_get_pointer(window, &x, &y, &mask);
1874 gdk_drawable_get_size(window, &w, NULL);
1875
1876 adj = gtk_range_get_adjustment(scrollbar);
1877 h = adj->page_size;
1878
1879 if ((x < 0 || x > w || y < 0 || y > h) && !view_details->lasso_box)
1880 return FALSE; /* Out of window - stop */
1881
1882 if (y < AUTOSCROLL_STEP)
1883 diff = y - AUTOSCROLL_STEP;
1884 else if (y > h - AUTOSCROLL_STEP)
1885 diff = AUTOSCROLL_STEP + y - h;
1886
1887 if (diff)
1888 {
1889 int old = adj->value;
1890 int value = old + diff;
1891
1892 value = CLAMP(value, 0, adj->upper - adj->page_size);
1893 gtk_adjustment_set_value(adj, value);
1894
1895 if (adj->value != old)
1896 dnd_spring_abort();
1897 }
1898
1899 return TRUE;
1900 }
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