Allow to delete an editor's desktop file from editors list window.
[geeqie.git] / src / desktop_file.c
1 /*
2  * Geeqie
3  * (C) 2004 John Ellis
4  * Copyright (C) 2008 - 2009 The Geeqie Team
5  *
6  * Author: Vladimir Nadvornik
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 "desktop_file.h"
15
16 #include "editors.h"
17 #include "filedata.h"
18 #include "misc.h"
19 #include "ui_misc.h"
20 #include "ui_fileops.h"
21 #include "ui_utildlg.h"
22 #include "pixbuf_util.h"
23 #include "window.h"
24 #include "utilops.h"
25 #include "layout_util.h"
26
27 #define CONFIG_WINDOW_DEF_WIDTH         700
28 #define CONFIG_WINDOW_DEF_HEIGHT        400
29
30
31
32 typedef struct _EditorWindow EditorWindow;
33 struct _EditorWindow
34 {
35         GtkWidget *window;
36         GtkWidget *entry;
37         GtkWidget *save_button;
38         GtkTextBuffer *buffer;
39         gchar *desktop_name;
40         gboolean modified;
41 };
42
43 typedef struct _EditorListWindow EditorListWindow;
44 struct _EditorListWindow
45 {
46         GtkWidget *window;
47         GtkWidget *view;
48         GenericDialog *gd;      /* any open confirm dialogs ? */
49 };
50
51 typedef struct _EditorWindowDel_Data EditorWindowDel_Data;
52 struct _EditorWindowDel_Data
53 {
54         EditorListWindow *ewl;
55         gchar *path;
56 };
57
58 static EditorListWindow *editor_list_window = NULL;
59
60 static gboolean editor_window_save(EditorWindow *ew)
61 {
62         gchar *path;
63         gchar *text;
64         GtkTextIter start, end;
65         GError *error = NULL;
66         gboolean ret = TRUE;
67         const gchar *name = gtk_entry_get_text(GTK_ENTRY(ew->entry));
68         
69         if (!name || !name[0]) 
70                 {
71                 file_util_warning_dialog(_("Can't save"), _("Please specify file name."), GTK_STOCK_DIALOG_ERROR, NULL);
72                 return FALSE;
73                 }
74         
75         gtk_text_buffer_get_bounds(ew->buffer, &start, &end);
76         text = gtk_text_buffer_get_text(ew->buffer, &start, &end, FALSE);
77
78         path = g_build_filename(get_rc_dir(), "applications", name, NULL);
79
80         if (!g_file_set_contents(path, text, -1, &error)) 
81                 {
82                 file_util_warning_dialog(_("Can't save"), error->message, GTK_STOCK_DIALOG_ERROR, NULL);
83                 g_error_free(error);
84                 ret = FALSE;
85                 }
86         
87         g_free(path);
88         g_free(text);
89         layout_editors_reload_all();
90         return ret;
91 }
92
93 static void editor_window_close_cb(GtkWidget *widget, gpointer data)
94 {
95         EditorWindow *ew = data;
96
97         g_free(ew->desktop_name);
98         gtk_widget_destroy(ew->window);
99         g_free(ew);
100 }
101
102 static gint editor_window_delete_cb(GtkWidget *w, GdkEventAny *event, gpointer data)
103 {
104         editor_window_close_cb(w, data);
105         return TRUE;
106 }
107
108 static void editor_window_save_cb(GtkWidget *widget, gpointer data)
109 {
110         EditorWindow *ew = data;
111
112         if (ew->modified)
113                 {
114                 editor_window_save(ew);
115                 }
116 }
117
118 static void editor_window_text_modified_cb(GtkWidget *widget, gpointer data)
119 {
120         EditorWindow *ew = data;
121         
122         if (gtk_text_buffer_get_modified(ew->buffer))
123                 {
124                 gtk_widget_set_sensitive(ew->save_button, TRUE);
125                 ew->modified = TRUE;
126                 }
127 }
128
129 static void editor_window_entry_changed_cb(GtkWidget *widget, gpointer data)
130 {
131         EditorWindow *ew = data;
132         const gchar *content = gtk_entry_get_text(GTK_ENTRY(ew->entry));
133         gboolean modified = ew->modified;
134
135         if (!modified)
136                 {
137                 modified = (!ew->desktop_name && *content);
138                 }
139
140         if (!modified)
141                 {
142                 modified = strcmp(ew->desktop_name, content);
143                 }
144         
145         gtk_widget_set_sensitive(ew->save_button, modified);
146         ew->modified = modified;
147 }
148
149 static void editor_window_new(const gchar *src_path, const gchar *desktop_name)
150 {
151         EditorWindow *ew;
152         GtkWidget *win_vbox;
153         GtkWidget *hbox;
154         GtkWidget *button;
155         GtkWidget *ct_button;
156         GtkWidget *button_hbox;
157         GtkWidget *scrolled;
158         GtkWidget *text_view;
159         gchar *text;
160         gsize size;
161
162         ew = g_new0(EditorWindow, 1);
163
164
165         ew->window = window_new(GTK_WINDOW_TOPLEVEL, "Desktop", PIXBUF_INLINE_ICON_CONFIG, NULL, _("Desktop file"));
166         gtk_window_set_type_hint(GTK_WINDOW(ew->window), GDK_WINDOW_TYPE_HINT_DIALOG);
167
168         g_signal_connect(G_OBJECT(ew->window), "delete_event",
169                          G_CALLBACK(editor_window_delete_cb), ew);
170
171         gtk_window_set_default_size(GTK_WINDOW(ew->window), CONFIG_WINDOW_DEF_WIDTH, CONFIG_WINDOW_DEF_HEIGHT);
172         gtk_window_set_resizable(GTK_WINDOW(ew->window), TRUE);
173         gtk_container_set_border_width(GTK_CONTAINER(ew->window), PREF_PAD_BORDER);
174
175         win_vbox = gtk_vbox_new(FALSE, PREF_PAD_SPACE);
176         gtk_container_add(GTK_CONTAINER(ew->window), win_vbox);
177         gtk_widget_show(win_vbox);
178
179         hbox = gtk_hbox_new(FALSE, PREF_PAD_SPACE);
180         gtk_box_pack_end(GTK_BOX(win_vbox), hbox, FALSE, FALSE, 0);
181         gtk_widget_show(hbox);
182
183         ew->entry = gtk_entry_new();
184         gtk_box_pack_start(GTK_BOX(hbox), ew->entry, TRUE, TRUE, 0);
185         ew->desktop_name = NULL;
186         if (desktop_name)
187                 {
188                 gtk_entry_set_text(GTK_ENTRY(ew->entry), desktop_name);
189                 ew->desktop_name = g_strdup(desktop_name);
190                 }
191         gtk_widget_show(ew->entry);
192         g_signal_connect(G_OBJECT(ew->entry), "changed", G_CALLBACK(editor_window_entry_changed_cb), ew);
193
194         button_hbox = gtk_hbutton_box_new();
195         gtk_button_box_set_layout(GTK_BUTTON_BOX(button_hbox), GTK_BUTTONBOX_END);
196         gtk_box_set_spacing(GTK_BOX(button_hbox), PREF_PAD_BUTTON_GAP);
197         gtk_box_pack_end(GTK_BOX(hbox), button_hbox, FALSE, FALSE, 0);
198         gtk_widget_show(button_hbox);
199
200         ew->save_button = pref_button_new(NULL, GTK_STOCK_SAVE, NULL, FALSE,
201                                  G_CALLBACK(editor_window_save_cb), ew);
202         gtk_container_add(GTK_CONTAINER(button_hbox), ew->save_button);
203         GTK_WIDGET_SET_FLAGS(ew->save_button, GTK_CAN_DEFAULT);
204         gtk_widget_set_sensitive(ew->save_button, FALSE);
205         gtk_widget_show(ew->save_button);
206         ct_button = ew->save_button;
207
208         button = pref_button_new(NULL, GTK_STOCK_CANCEL, NULL, FALSE,
209                                  G_CALLBACK(editor_window_close_cb), ew);
210         gtk_container_add(GTK_CONTAINER(button_hbox), button);
211         GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
212         gtk_widget_show(button);
213
214         if (!generic_dialog_get_alternative_button_order(ew->window))
215                 {
216                 gtk_box_reorder_child(GTK_BOX(button_hbox), ct_button, -1);
217                 }
218
219
220         scrolled = gtk_scrolled_window_new(NULL, NULL);
221         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
222         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
223                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
224         gtk_box_pack_start(GTK_BOX(win_vbox), scrolled, TRUE, TRUE, 5);
225         gtk_widget_show(scrolled);
226
227         text_view = gtk_text_view_new();
228         gtk_container_add(GTK_CONTAINER(scrolled), text_view);
229         gtk_widget_show(text_view);
230
231         ew->buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_view));
232         if (g_file_get_contents(src_path, &text, &size, NULL))
233                 {
234                 gtk_text_buffer_set_text(ew->buffer, text, size);
235                 }
236         gtk_text_buffer_set_modified(ew->buffer, FALSE);
237         g_signal_connect(G_OBJECT(ew->buffer), "modified-changed",
238                          G_CALLBACK(editor_window_text_modified_cb), ew);
239
240         gtk_widget_show(ew->window);
241 }
242
243
244 static void editor_list_window_close_cb(GtkWidget *widget, gpointer data)
245 {
246         gtk_widget_destroy(editor_list_window->window);
247         g_free(editor_list_window);
248         editor_list_window = NULL;
249 }
250
251 static gboolean editor_list_window_delete(GtkWidget *widget, GdkEventAny *event, gpointer data)
252 {
253         editor_list_window_close_cb(NULL, NULL);
254         return TRUE;
255 }
256
257 static void editor_list_window_delete_dlg_cancel(GenericDialog *gd, gpointer data);
258
259 static void editor_list_window_delete_dlg_cancel(GenericDialog *gd, gpointer data)
260 {
261         EditorWindowDel_Data *ewdl = data;
262
263         ewdl->ewl->gd = NULL;
264         g_free(ewdl->path);
265         g_free(ewdl);
266 }
267
268 static void editor_list_window_delete_dlg_ok_cb(GenericDialog *gd, gpointer data)
269 {
270         EditorWindowDel_Data *ewdl = data;
271
272         if (!unlink_file(ewdl->path))
273                 {
274                 gchar *text = g_strdup_printf(_("Unable to delete file:\n%s"), ewdl->path);
275                 warning_dialog(_("File deletion failed"), text, GTK_STOCK_DIALOG_WARNING, NULL);
276                 g_free(text);
277                 }
278         else
279                 {
280                 /* refresh list */
281                 layout_editors_reload_all();
282                 }
283
284         editor_list_window_delete_dlg_cancel(gd, data);
285 }
286
287 static void editor_list_window_delete_cb(GtkWidget *widget, gpointer data)
288 {
289         EditorListWindow *ewl = data;
290         GtkTreeSelection *sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(ewl->view)); 
291         GtkTreeIter iter;
292
293         if (gtk_tree_selection_get_selected(sel, NULL, &iter)) 
294                 {
295                 GtkTreeModel *store = gtk_tree_view_get_model(GTK_TREE_VIEW(ewl->view));
296                 gchar *path;
297                 gchar *key;
298                 gchar *text;
299                 EditorWindowDel_Data *ewdl;
300
301                 gtk_tree_model_get(store, &iter,
302                                    DESKTOP_FILE_COLUMN_PATH, &path,
303                                    DESKTOP_FILE_COLUMN_KEY, &key, -1);
304
305
306                 ewdl = g_new(EditorWindowDel_Data, 1);
307                 ewdl->ewl = ewl;
308                 ewdl->path = path;
309         
310                 if (ewl->gd)
311                         {
312                         GenericDialog *gd = ewl->gd;
313                         editor_list_window_delete_dlg_cancel(ewl->gd, ewl->gd->data);
314                         generic_dialog_close(gd);
315                         }
316
317                 ewl->gd = generic_dialog_new(_("Delete file"), "dlg_confirm",
318                                             NULL, TRUE,
319                                             editor_list_window_delete_dlg_cancel, ewdl);
320
321                 generic_dialog_add_button(ewl->gd, GTK_STOCK_DELETE, NULL, editor_list_window_delete_dlg_ok_cb, TRUE);
322
323                 text = g_strdup_printf(_("About to delete the file:\n %s"), path);
324                 generic_dialog_add_message(ewl->gd, GTK_STOCK_DIALOG_QUESTION,
325                                            _("Delete file"), text);
326                 g_free(text);
327
328                 gtk_widget_show(ewl->gd->dialog);
329                 }
330 }
331
332 static void editor_list_window_edit_cb(GtkWidget *widget, gpointer data)
333 {
334         EditorListWindow *ewl = data;
335         GtkTreeSelection *sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(ewl->view)); 
336         GtkTreeIter iter;
337
338         if (gtk_tree_selection_get_selected(sel, NULL, &iter)) 
339                 {
340                 GtkTreeModel *store = gtk_tree_view_get_model(GTK_TREE_VIEW(ewl->view));
341                 gchar *path;
342                 gchar *key;
343
344                 gtk_tree_model_get(store, &iter,
345                                    DESKTOP_FILE_COLUMN_PATH, &path,
346                                    DESKTOP_FILE_COLUMN_KEY, &key, -1);
347                 editor_window_new(path, key);   
348                 g_free(key);
349                 g_free(path);
350                 }
351 }
352
353 static void editor_list_window_new_cb(GtkWidget *widget, gpointer data)
354 {
355         editor_window_new(DESKTOP_FILE_TEMPLATE, _("new.desktop"));
356 }
357
358
359 static gint editor_list_window_sort_cb(GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b, gpointer data)
360 {
361         gint n = GPOINTER_TO_INT(data);
362         gint ret = 0;
363
364         switch (n)
365                 {
366                 case DESKTOP_FILE_COLUMN_KEY:
367                 case DESKTOP_FILE_COLUMN_NAME:
368                 case DESKTOP_FILE_COLUMN_PATH:
369                         {
370                         gchar *s1, *s2;
371
372                         gtk_tree_model_get(model, a, n, &s1, -1);
373                         gtk_tree_model_get(model, b, n, &s2, -1);
374
375                         if (!s1 || !s2)
376                                 {
377                                 if (!s1 && !s2) break;
378                                 ret = s1 ? 1 : -1;
379                                 }
380                         else
381                                 {
382                                 ret = g_utf8_collate(s1, s2);
383                                 }
384
385                         g_free(s1);
386                         g_free(s2);
387                         }
388                         break;
389         
390                 case DESKTOP_FILE_COLUMN_HIDDEN:
391                         {
392                         gint *v1, *v2;
393
394                         gtk_tree_model_get(model, a, n, &v1, -1);
395                         gtk_tree_model_get(model, b, n, &v2, -1);
396
397                         if (v1 == v2)
398                                 ret = 0;
399                         else if (v1 < v2)
400                                 ret = 1;
401                         else
402                                 ret = -1;
403                         }
404                         break;
405
406                 default:
407                         g_return_val_if_reached(0);
408                 }
409
410         return ret;
411 }
412
413 static void editor_list_window_create(void)
414 {
415         GtkWidget *win_vbox;
416         GtkWidget *hbox;
417         GtkWidget *button;
418         GtkWidget *scrolled;
419         GtkCellRenderer *renderer;
420         GtkTreeSelection *selection;
421         GtkTreeViewColumn *column;
422         GtkTreeModel *store;
423         GtkTreeSortable *sortable;
424         EditorListWindow *ewl;
425
426         editor_list_window = ewl = g_new0(EditorListWindow, 1);
427         
428         ewl->window = window_new(GTK_WINDOW_TOPLEVEL, "editors", PIXBUF_INLINE_ICON_CONFIG, NULL, _("Editors"));
429         gtk_window_set_type_hint(GTK_WINDOW(ewl->window), GDK_WINDOW_TYPE_HINT_DIALOG);
430         g_signal_connect(G_OBJECT(ewl->window), "delete_event",
431                          G_CALLBACK(editor_list_window_delete), NULL);
432         gtk_window_set_default_size(GTK_WINDOW(ewl->window), CONFIG_WINDOW_DEF_WIDTH, CONFIG_WINDOW_DEF_HEIGHT);
433         gtk_window_set_resizable(GTK_WINDOW(ewl->window), TRUE);
434         gtk_container_set_border_width(GTK_CONTAINER(ewl->window), PREF_PAD_BORDER);
435
436         win_vbox = gtk_vbox_new(FALSE, PREF_PAD_SPACE);
437         gtk_container_add(GTK_CONTAINER(ewl->window), win_vbox);
438         gtk_widget_show(win_vbox);
439
440         hbox = gtk_hbutton_box_new();
441         gtk_button_box_set_layout(GTK_BUTTON_BOX(hbox), GTK_BUTTONBOX_END);
442         gtk_box_set_spacing(GTK_BOX(hbox), PREF_PAD_BUTTON_GAP);
443         gtk_box_pack_end(GTK_BOX(win_vbox), hbox, FALSE, FALSE, 0);
444         gtk_widget_show(hbox);
445
446
447         button = pref_button_new(NULL, GTK_STOCK_NEW, NULL, FALSE,
448                                  G_CALLBACK(editor_list_window_new_cb), ewl);
449         gtk_container_add(GTK_CONTAINER(hbox), button);
450         GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
451         gtk_widget_show(button);
452
453         button = pref_button_new(NULL, GTK_STOCK_EDIT, NULL, FALSE,
454                                  G_CALLBACK(editor_list_window_edit_cb), ewl);
455         gtk_container_add(GTK_CONTAINER(hbox), button);
456         GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
457         gtk_widget_show(button);
458
459         button = pref_button_new(NULL, GTK_STOCK_DELETE, NULL, FALSE,
460                                  G_CALLBACK(editor_list_window_delete_cb), ewl);
461         gtk_container_add(GTK_CONTAINER(hbox), button);
462         GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
463         gtk_widget_show(button);
464
465         button = pref_button_new(NULL, GTK_STOCK_CLOSE, NULL, FALSE,
466                                  G_CALLBACK(editor_list_window_close_cb), ewl);
467         gtk_container_add(GTK_CONTAINER(hbox), button);
468         GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
469         gtk_widget_show(button);
470
471         scrolled = gtk_scrolled_window_new(NULL, NULL);
472         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolled), GTK_SHADOW_IN);
473         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled),
474                                        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
475         gtk_box_pack_start(GTK_BOX(win_vbox), scrolled, TRUE, TRUE, 5);
476         gtk_widget_show(scrolled);
477
478         ewl->view = gtk_tree_view_new_with_model(GTK_TREE_MODEL(desktop_file_list));
479         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(ewl->view));
480         gtk_tree_selection_set_mode(GTK_TREE_SELECTION(selection), GTK_SELECTION_SINGLE);
481
482         gtk_tree_view_set_enable_search(GTK_TREE_VIEW(ewl->view), FALSE);
483
484         column = gtk_tree_view_column_new();
485         gtk_tree_view_column_set_title(column, _("Desktop file"));
486         gtk_tree_view_column_set_resizable(column, TRUE);
487         renderer = gtk_cell_renderer_text_new();
488         gtk_tree_view_column_pack_start(column, renderer, FALSE);
489         gtk_tree_view_column_add_attribute(column, renderer, "text", DESKTOP_FILE_COLUMN_KEY);
490         gtk_tree_view_append_column(GTK_TREE_VIEW(ewl->view), column);
491         gtk_tree_view_column_set_sort_column_id(column, DESKTOP_FILE_COLUMN_KEY);
492
493         column = gtk_tree_view_column_new();
494         gtk_tree_view_column_set_title(column, _("Hidden"));
495         gtk_tree_view_column_set_sizing(column, GTK_TREE_VIEW_COLUMN_AUTOSIZE);
496         renderer = gtk_cell_renderer_toggle_new();
497         gtk_tree_view_column_pack_start(column, renderer, FALSE);
498         gtk_tree_view_column_add_attribute(column, renderer, "active", DESKTOP_FILE_COLUMN_HIDDEN);
499         gtk_tree_view_append_column(GTK_TREE_VIEW(ewl->view), column);
500         gtk_tree_view_column_set_sort_column_id(column, DESKTOP_FILE_COLUMN_HIDDEN);
501
502         column = gtk_tree_view_column_new();
503         gtk_tree_view_column_set_title(column, _("Name"));
504         gtk_tree_view_column_set_resizable(column, TRUE);
505         renderer = gtk_cell_renderer_text_new();
506         gtk_tree_view_column_pack_start(column, renderer, FALSE);
507         gtk_tree_view_column_add_attribute(column, renderer, "text", DESKTOP_FILE_COLUMN_NAME);
508         gtk_tree_view_append_column(GTK_TREE_VIEW(ewl->view), column);
509         gtk_tree_view_column_set_sort_column_id(column, DESKTOP_FILE_COLUMN_NAME);
510
511         column = gtk_tree_view_column_new();
512         gtk_tree_view_column_set_title(column, _("Path"));
513         gtk_tree_view_column_set_resizable(column, TRUE);
514         renderer = gtk_cell_renderer_text_new();
515         gtk_tree_view_column_pack_start(column, renderer, FALSE);
516         gtk_tree_view_column_add_attribute(column, renderer, "text", DESKTOP_FILE_COLUMN_PATH);
517         gtk_tree_view_append_column(GTK_TREE_VIEW(ewl->view), column);
518         gtk_tree_view_column_set_sort_column_id(column, DESKTOP_FILE_COLUMN_PATH);
519
520         /* set up sorting */
521         store = gtk_tree_view_get_model(GTK_TREE_VIEW(ewl->view));
522         sortable = GTK_TREE_SORTABLE(store);
523         gtk_tree_sortable_set_sort_func(sortable, DESKTOP_FILE_COLUMN_KEY, editor_list_window_sort_cb,
524                                         GINT_TO_POINTER(DESKTOP_FILE_COLUMN_KEY), NULL);
525         gtk_tree_sortable_set_sort_func(sortable, DESKTOP_FILE_COLUMN_HIDDEN, editor_list_window_sort_cb,
526                                         GINT_TO_POINTER(DESKTOP_FILE_COLUMN_HIDDEN), NULL);
527         gtk_tree_sortable_set_sort_func(sortable, DESKTOP_FILE_COLUMN_NAME, editor_list_window_sort_cb,
528                                         GINT_TO_POINTER(DESKTOP_FILE_COLUMN_NAME), NULL);
529         gtk_tree_sortable_set_sort_func(sortable, DESKTOP_FILE_COLUMN_PATH, editor_list_window_sort_cb,
530                                         GINT_TO_POINTER(DESKTOP_FILE_COLUMN_PATH), NULL);
531
532         /* set initial sort order */
533         //gtk_tree_sortable_set_sort_column_id(sortable, DESKTOP_FILE_COLUMN_KEY, GTK_SORT_ASCENDING);
534
535         gtk_container_add(GTK_CONTAINER(scrolled), ewl->view);
536         gtk_widget_show(ewl->view);
537
538         gtk_widget_show(ewl->window);
539 }
540
541 /*
542  *-----------------------------------------------------------------------------
543  * config window show (public)
544  *-----------------------------------------------------------------------------
545  */
546
547 void show_editor_list_window(void)
548 {
549         if (editor_list_window)
550                 {
551                 gtk_window_present(GTK_WINDOW(editor_list_window));
552                 return;
553                 }
554
555         editor_list_window_create();
556 }