Trim trailing white spaces on empty lines.
[geeqie.git] / src / view_dir_list.c
1 /*
2  * Geeqie
3  * (C) 2004 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_dir_list.h"
15
16 #include "dnd.h"
17 #include "dupe.h"
18 #include "filedata.h"
19 #include "layout.h"
20 #include "layout_image.h"
21 #include "layout_util.h"
22 #include "utilops.h"
23 #include "ui_fileops.h"
24 #include "ui_menu.h"
25 #include "ui_tree_edit.h"
26 #include "view_dir.h"
27
28 #include <gdk/gdkkeysyms.h> /* for keyboard values */
29
30
31 #define VDLIST(_vd_) ((ViewDirInfoList *)(_vd_->info))
32
33
34 /*
35  *-----------------------------------------------------------------------------
36  * misc
37  *-----------------------------------------------------------------------------
38  */
39
40 gboolean vdlist_find_row(ViewDir *vd, FileData *fd, GtkTreeIter *iter)
41 {
42         GtkTreeModel *store;
43         gboolean valid;
44
45         store = gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view));
46         valid = gtk_tree_model_get_iter_first(store, iter);
47         while (valid)
48                 {
49                 FileData *fd_n;
50                 gtk_tree_model_get(GTK_TREE_MODEL(store), iter, DIR_COLUMN_POINTER, &fd_n, -1);
51                 if (fd_n == fd) return TRUE;
52
53                 valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), iter);
54                 }
55
56         return FALSE;
57 }
58
59
60 FileData *vdlist_row_by_path(ViewDir *vd, const gchar *path, gint *row)
61 {
62         GList *work;
63         gint n;
64
65         if (!path)
66                 {
67                 if (row) *row = -1;
68                 return NULL;
69                 }
70
71         n = 0;
72         work = VDLIST(vd)->list;
73         while (work)
74                 {
75                 FileData *fd = work->data;
76                 if (strcmp(fd->path, path) == 0)
77                         {
78                         if (row) *row = n;
79                         return fd;
80                         }
81                 work = work->next;
82                 n++;
83                 }
84
85         if (row) *row = -1;
86         return NULL;
87 }
88
89 /*
90  *-----------------------------------------------------------------------------
91  * dnd
92  *-----------------------------------------------------------------------------
93  */
94
95 static void vdlist_scroll_to_row(ViewDir *vd, FileData *fd, gfloat y_align)
96 {
97         GtkTreeIter iter;
98
99         if (gtk_widget_get_realized(vd->view) && vd_find_row(vd, fd, &iter))
100                 {
101                 GtkTreeModel *store;
102                 GtkTreePath *tpath;
103
104                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view));
105                 tpath = gtk_tree_model_get_path(store, &iter);
106                 gtk_tree_view_scroll_to_cell(GTK_TREE_VIEW(vd->view), tpath, NULL, TRUE, y_align, 0.0);
107                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(vd->view), tpath, NULL, FALSE);
108                 gtk_tree_path_free(tpath);
109
110                 if (!gtk_widget_has_focus(vd->view)) gtk_widget_grab_focus(vd->view);
111                 }
112 }
113
114 /*
115  *-----------------------------------------------------------------------------
116  * main
117  *-----------------------------------------------------------------------------
118  */
119
120 const gchar *vdlist_row_get_path(ViewDir *vd, gint row)
121 {
122         FileData *fd;
123
124         fd = g_list_nth_data(VDLIST(vd)->list, row);
125
126         if (fd) return fd->path;
127
128         return NULL;
129 }
130
131 static gboolean vdlist_populate(ViewDir *vd, gboolean clear)
132 {
133         GtkListStore *store;
134         GList *work;
135         GtkTreeIter iter;
136         gboolean valid;
137         gchar *filepath;
138         GList *old_list;
139         gboolean ret;
140         FileData *fd;
141         SortType sort_type = SORT_NAME;
142         gboolean sort_ascend = TRUE;
143
144         old_list = VDLIST(vd)->list;
145
146         ret = filelist_read(vd->dir_fd, NULL, &VDLIST(vd)->list);
147         VDLIST(vd)->list = filelist_sort(VDLIST(vd)->list, sort_type, sort_ascend);
148
149         /* add . and .. */
150
151         if (strcmp(vd->dir_fd->path, G_DIR_SEPARATOR_S) != 0)
152                 {
153                 filepath = g_build_filename(vd->dir_fd->path, "..", NULL);
154                 fd = file_data_new_dir(filepath);
155                 VDLIST(vd)->list = g_list_prepend(VDLIST(vd)->list, fd);
156                 g_free(filepath);
157                 }
158
159         if (options->file_filter.show_dot_directory)
160                 {
161                 filepath = g_build_filename(vd->dir_fd->path, ".", NULL);
162                 fd = file_data_new_dir(filepath);
163                 VDLIST(vd)->list = g_list_prepend(VDLIST(vd)->list, fd);
164                 g_free(filepath);
165         }
166
167         store = GTK_LIST_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(vd->view)));
168         if (clear) gtk_list_store_clear(store);
169
170         valid = gtk_tree_model_iter_children(GTK_TREE_MODEL(store), &iter, NULL);
171
172         work = VDLIST(vd)->list;
173         while (work)
174                 {
175                 gint match;
176                 GdkPixbuf *pixbuf;
177                 const gchar *date = "";
178                 gboolean done = FALSE;
179
180                 fd = work->data;
181
182                 if (access_file(fd->path, R_OK | X_OK) && fd->name)
183                         {
184                         if (fd->name[0] == '.' && fd->name[1] == '\0')
185                                 {
186                                 pixbuf = vd->pf->open;
187                                 }
188                         else if (fd->name[0] == '.' && fd->name[1] == '.' && fd->name[2] == '\0')
189                                 {
190                                 pixbuf = vd->pf->parent;
191                                 }
192                         else
193                                 {
194                                 pixbuf = vd->pf->close;
195                                 if (vd->layout && vd->layout->options.show_directory_date)
196                                         date = text_from_time(fd->date);
197                                 }
198                         }
199                 else
200                         {
201                         pixbuf = vd->pf->deny;
202                         }
203
204                 while (!done)
205                         {
206                         FileData *old_fd = NULL;
207
208                         if (valid)
209                                 {
210                                 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter,
211                                                    DIR_COLUMN_POINTER, &old_fd,
212                                                    -1);
213
214                                 if (fd == old_fd)
215                                         {
216                                         match = 0;
217                                         }
218                                 else
219                                         {
220                                         match = filelist_sort_compare_filedata_full(fd, old_fd, sort_type, sort_ascend);
221
222                                         if (match == 0) g_warning("multiple fd for the same path");
223                                         }
224
225                                 }
226                         else
227                                 {
228                                 match = -1;
229                                 }
230
231                         if (match < 0)
232                                 {
233                                 GtkTreeIter new;
234
235                                 if (valid)
236                                         {
237                                         gtk_list_store_insert_before(store, &new, &iter);
238                                         }
239                                 else
240                                         {
241                                         gtk_list_store_append(store, &new);
242                                         }
243
244                                 gtk_list_store_set(store, &new,
245                                                    DIR_COLUMN_POINTER, fd,
246                                                    DIR_COLUMN_ICON, pixbuf,
247                                                    DIR_COLUMN_NAME, fd->name,
248                                                    DIR_COLUMN_DATE, date,
249                                                    -1);
250
251                                 done = TRUE;
252                                 }
253                         else if (match > 0)
254                                 {
255                                 valid = gtk_list_store_remove(store, &iter);
256                                 }
257                         else
258                                 {
259                                 gtk_list_store_set(store, &iter,
260                                                    DIR_COLUMN_ICON, pixbuf,
261                                                    DIR_COLUMN_NAME, fd->name,
262                                                    DIR_COLUMN_DATE, date,
263                                                    -1);
264
265                                 if (valid) valid = gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
266
267                                 done = TRUE;
268                                 }
269                         }
270                 work = work->next;
271                 }
272
273         while (valid)
274                 {
275                 FileData *old_fd;
276                 gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, DIR_COLUMN_POINTER, &old_fd, -1);
277
278                 valid = gtk_list_store_remove(store, &iter);
279                 }
280
281
282         vd->click_fd = NULL;
283         vd->drop_fd = NULL;
284
285         filelist_free(old_list);
286         return ret;
287 }
288
289 gboolean vdlist_set_fd(ViewDir *vd, FileData *dir_fd)
290 {
291         gboolean ret;
292         gchar *old_path = NULL; /* Used to store directory for walking up */
293
294         if (!dir_fd) return FALSE;
295         if (vd->dir_fd == dir_fd) return TRUE;
296
297         if (vd->dir_fd)
298                 {
299                 gchar *base;
300
301                 base = remove_level_from_path(vd->dir_fd->path);
302                 if (strcmp(base, dir_fd->path) == 0)
303                         {
304                         old_path = g_strdup(filename_from_path(vd->dir_fd->path));
305                         }
306                 g_free(base);
307                 }
308
309         file_data_unref(vd->dir_fd);
310         vd->dir_fd = file_data_ref(dir_fd);
311
312         ret = vdlist_populate(vd, TRUE);
313
314         if (old_path)
315                 {
316                 /* scroll to make last path visible */
317                 FileData *found = NULL;
318                 GList *work;
319
320                 work = VDLIST(vd)->list;
321                 while (work && !found)
322                         {
323                         FileData *fd = work->data;
324                         if (strcmp(old_path, fd->name) == 0) found = fd;
325                         work = work->next;
326                         }
327
328                 if (found) vdlist_scroll_to_row(vd, found, 0.5);
329
330                 g_free(old_path);
331                 return ret;
332                 }
333
334         if (gtk_widget_get_realized(vd->view))
335                 {
336                 gtk_tree_view_scroll_to_point(GTK_TREE_VIEW(vd->view), 0, 0);
337                 }
338
339         return ret;
340 }
341
342 void vdlist_refresh(ViewDir *vd)
343 {
344         vdlist_populate(vd, FALSE);
345 }
346
347 gboolean vdlist_press_key_cb(GtkWidget *widget, GdkEventKey *event, gpointer data)
348 {
349         ViewDir *vd = data;
350         GtkTreePath *tpath;
351
352         if (event->keyval != GDK_KEY_Menu) return FALSE;
353
354         gtk_tree_view_get_cursor(GTK_TREE_VIEW(vd->view), &tpath, NULL);
355         if (tpath)
356                 {
357                 GtkTreeModel *store;
358                 GtkTreeIter iter;
359
360                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
361                 gtk_tree_model_get_iter(store, &iter, tpath);
362                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &vd->click_fd, -1);
363
364                 gtk_tree_path_free(tpath);
365                 }
366         else
367                 {
368                 vd->click_fd = NULL;
369                 }
370
371         vd_color_set(vd, vd->click_fd, TRUE);
372
373         vd->popup = vd_pop_menu(vd, vd->click_fd);
374
375         gtk_menu_popup(GTK_MENU(vd->popup), NULL, NULL, vd_menu_position_cb, vd, 0, GDK_CURRENT_TIME);
376
377         return TRUE;
378 }
379
380 gboolean vdlist_press_cb(GtkWidget *widget, GdkEventButton *bevent, gpointer data)
381 {
382         ViewDir *vd = data;
383         GtkTreePath *tpath;
384         GtkTreeIter iter;
385         FileData *fd = NULL;
386
387         if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(widget), bevent->x, bevent->y,
388                                           &tpath, NULL, NULL, NULL))
389                 {
390                 GtkTreeModel *store;
391
392                 store = gtk_tree_view_get_model(GTK_TREE_VIEW(widget));
393                 gtk_tree_model_get_iter(store, &iter, tpath);
394                 gtk_tree_model_get(store, &iter, DIR_COLUMN_POINTER, &fd, -1);
395                 gtk_tree_view_set_cursor(GTK_TREE_VIEW(widget), tpath, NULL, FALSE);
396                 gtk_tree_path_free(tpath);
397                 }
398
399         vd->click_fd = fd;
400         vd_color_set(vd, vd->click_fd, TRUE);
401
402         if (bevent->button == MOUSE_BUTTON_RIGHT)
403                 {
404                 vd->popup = vd_pop_menu(vd, vd->click_fd);
405                 gtk_menu_popup(GTK_MENU(vd->popup), NULL, NULL, NULL, NULL,
406                                bevent->button, bevent->time);
407                 }
408
409         return TRUE;
410 }
411
412 void vdlist_destroy_cb(GtkWidget *widget, gpointer data)
413 {
414         ViewDir *vd = data;
415
416         vd_dnd_drop_scroll_cancel(vd);
417         widget_auto_scroll_stop(vd->view);
418
419         filelist_free(VDLIST(vd)->list);
420 }
421
422 ViewDir *vdlist_new(ViewDir *vd, FileData *dir_fd)
423 {
424         GtkListStore *store;
425         GtkTreeSelection *selection;
426         GtkTreeViewColumn *column;
427         GtkCellRenderer *renderer;
428
429         vd->info = g_new0(ViewDirInfoList, 1);
430
431         vd->type = DIRVIEW_LIST;
432
433         store = gtk_list_store_new(5, G_TYPE_POINTER, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_STRING);
434         vd->view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(store));
435         g_object_unref(store);
436
437         gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(vd->view), FALSE);
438         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(vd->view), FALSE);
439
440         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(vd->view));
441         gtk_tree_selection_set_mode(selection, GTK_SELECTION_NONE);
442
443         column = gtk_tree_view_column_new();
444         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
445
446         renderer = gtk_cell_renderer_pixbuf_new();
447         gtk_tree_view_column_pack_start(column, renderer, FALSE);
448         gtk_tree_view_column_add_attribute(column, renderer, "pixbuf", DIR_COLUMN_ICON);
449         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, NULL);
450
451         renderer = gtk_cell_renderer_text_new();
452         gtk_tree_view_column_pack_start(column, renderer, TRUE);
453         gtk_tree_view_column_add_attribute(column, renderer, "text", DIR_COLUMN_NAME);
454         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, NULL);
455
456         renderer = gtk_cell_renderer_text_new();
457         gtk_tree_view_column_pack_start(column, renderer, TRUE);
458         gtk_tree_view_column_add_attribute(column, renderer, "text", DIR_COLUMN_DATE);
459         gtk_tree_view_column_set_cell_data_func(column, renderer, vd_color_cb, vd, NULL);
460
461         gtk_tree_view_append_column(GTK_TREE_VIEW(vd->view), column);
462
463         return vd;
464 }
465 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */