2009-01-31 [paul] 3.7.0cvs50
[claws.git] / src / gtk / prefswindow.c
1 /*
2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3  * Copyright (C) 1999-2009 Hiroyuki Yamamoto and the Claws Mail Team
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 3 of the License, or
8  * (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  * 
18  */
19
20 #ifdef HAVE_CONFIG_H
21 #  include "config.h"
22 #endif
23
24 #include <glib.h>
25 #include <glib/gi18n.h>
26 #include <string.h>
27 #include <gtk/gtk.h>
28 #include <gdk/gdkkeysyms.h>
29
30 #include "utils.h"
31 #include "prefswindow.h"
32 #include "gtkutils.h"
33 #include "prefs_common.h"
34
35 enum { 
36         PREFS_PAGE_TITLE,               /* page title */
37         PREFS_PAGE_DATA,                /* PrefsTreeNode data */        
38         PREFS_PAGE_DATA_AUTO_FREE,      /* auto free for PREFS_PAGE_DATA */
39         PREFS_PAGE_WEIGHT,              /* weight */
40         PREFS_PAGE_INDEX,               /* index in original page list */
41         N_PREFS_PAGE_COLUMNS
42 };
43
44 typedef struct _PrefsWindow PrefsWindow;
45 typedef struct _PrefsTreeNode PrefsTreeNode;
46
47 struct _PrefsWindow
48 {
49         GtkWidget *window;
50         GtkWidget *vbox;
51         GtkWidget *paned;
52         GtkWidget *scrolledwindow1;
53         GtkWidget *scrolledwindow2;
54         GtkWidget *tree_view;
55         GtkWidget *table2;
56         GtkWidget *pagelabel;
57         GtkWidget *labelframe;
58         GtkWidget *vbox2;
59         GtkWidget *notebook;
60         GtkWidget *confirm_area;
61         GtkWidget *ok_btn;
62         GtkWidget *cancel_btn;
63         GtkWidget *apply_btn;
64         gint *save_width;
65         gint *save_height;
66         PrefsCloseCallbackFunc open_cb;
67         PrefsCloseCallbackFunc close_cb;
68
69         GtkWidget *empty_page;
70
71         gpointer         data;
72         GSList          *prefs_pages;
73         GDestroyNotify func;
74 };
75
76 struct _PrefsTreeNode
77 {
78         PrefsPage *page;
79         gfloat     treeweight; /* GTK2: not used */
80 };
81
82 static void prefs_size_allocate_cb(GtkWidget *widget,
83                                                          GtkAllocation *allocation, gpointer *user_data);
84 static GtkTreeStore *prefswindow_create_data_store      (void);
85 static GtkWidget *prefswindow_tree_view_create          (PrefsWindow* prefswindow);
86 static void prefs_filtering_create_tree_view_columns    (GtkWidget *tree_view);
87 static gboolean prefswindow_row_selected                (GtkTreeSelection *selector,
88                                                          GtkTreeModel *model, 
89                                                          GtkTreePath *path,
90                                                          gboolean currently_selected,
91                                                          gpointer data);
92
93 static void save_all_pages(GSList *prefs_pages)
94 {
95         GSList *cur;
96
97         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
98                 PrefsPage *page = (PrefsPage *) cur->data;
99
100                 if (page->page_open) {
101                         page->save_page(page);
102                 }
103         }
104 }
105
106 static gboolean query_can_close_all_pages(GSList *prefs_pages)
107 {
108         GSList *cur;
109
110         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
111                 PrefsPage *page = (PrefsPage *) cur->data;
112
113                 if (page->can_close)
114                         if (!page->can_close(page))
115                                 return FALSE;
116         }
117         return TRUE;
118 }
119
120 static void close_all_pages(GSList *prefs_pages)
121 {
122         GSList *cur;
123
124         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
125                 PrefsPage *page = (PrefsPage *) cur->data;
126
127                 if (page->page_open) {
128                         page->destroy_widget(page);
129                         page->page_open = FALSE;
130                 }
131         }       
132 }
133
134 #ifdef GENERIC_UMPC
135 static void prefs_show_sections(PrefsWindow *prefswindow)
136 {
137         gint max;
138         GtkWidget *paned = prefswindow->paned;
139         
140         g_object_get (G_OBJECT(paned),
141                         "max-position",
142                         &max, NULL);
143
144         gtk_widget_show(gtk_paned_get_child1(GTK_PANED(paned)));
145         gtk_widget_hide(gtk_paned_get_child2(GTK_PANED(paned)));
146         gtk_paned_set_position(GTK_PANED(paned), max);
147 }
148
149 static void prefs_show_page(PrefsWindow *prefswindow)
150 {
151         gint min;
152         GtkWidget *paned = prefswindow->paned;
153         
154         g_object_get (G_OBJECT(paned),
155                         "min-position",
156                         &min, NULL);
157
158         gtk_widget_hide(gtk_paned_get_child1(GTK_PANED(paned)));
159         gtk_widget_show(gtk_paned_get_child2(GTK_PANED(paned)));
160         gtk_paned_set_position(GTK_PANED(paned), min);
161 }
162 #endif
163
164 static void apply_button_clicked(GtkButton *button, gpointer user_data)
165 {
166         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
167
168         save_all_pages(prefswindow->prefs_pages);
169 #ifdef GENERIC_UMPC
170         prefs_show_sections(prefswindow);
171 #endif
172 }
173
174 static void close_prefs_window(PrefsWindow *prefswindow)
175 {
176         debug_print("prefs window closed\n");
177
178         close_all_pages(prefswindow->prefs_pages);
179
180         if (prefswindow->close_cb)
181                 prefswindow->close_cb(GTK_WINDOW(prefswindow->window));
182
183         gtk_widget_destroy(prefswindow->window);
184         g_slist_free(prefswindow->prefs_pages);
185         if(prefswindow->func != NULL)
186                 prefswindow->func(prefswindow->data);
187         g_free(prefswindow);
188 }
189
190 static void ok_button_clicked(GtkButton *button, gpointer user_data)
191 {
192         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
193
194         if (query_can_close_all_pages(prefswindow->prefs_pages)) {
195                 save_all_pages(prefswindow->prefs_pages);
196                 close_prefs_window(prefswindow);
197         }               
198 }
199 #ifndef MAEMO
200 static void cancel_button_clicked(GtkButton *button, gpointer user_data)
201 {
202         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
203
204         close_prefs_window(prefswindow);
205 }
206 #endif
207 static gboolean window_closed(GtkWidget *widget, GdkEvent *event, gpointer user_data)
208 {
209         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
210
211 #ifdef GENERIC_UMPC
212         save_all_pages(prefswindow->prefs_pages);
213 #endif
214         close_prefs_window(prefswindow);
215
216         return FALSE;
217 }
218 #ifndef MAEMO
219 static gboolean prefswindow_key_pressed(GtkWidget *widget, GdkEventKey *event,
220                                     PrefsWindow *data)
221 {
222         GtkWidget *focused_child;
223
224         if (event) {
225                 switch (event->keyval) {
226                         case GDK_Escape :
227                                 cancel_button_clicked(NULL, data);
228                                 break;
229                         case GDK_Return : 
230                         case GDK_KP_Enter :
231                                 focused_child = gtkut_get_focused_child
232                                         (GTK_CONTAINER(data->notebook));
233                                 /* Press ok, if the focused child is not a text view
234                                  * and text (anything that accepts return) (can pass
235                                  * NULL to any of the GTK_xxx() casts) */
236                                 if (!GTK_IS_TEXT_VIEW(focused_child))
237                                         ok_button_clicked(NULL, data);
238                                 break;
239                         default:
240                                 break;
241                 }
242         }
243         return FALSE;
244 }
245 #endif
246 typedef struct FindNodeByName {
247         const gchar *name;
248         gboolean     found;
249         GtkTreeIter  node;
250 } FindNodeByName;
251
252 static gboolean find_node_by_name(GtkTreeModel *model, GtkTreePath *path,
253                                   GtkTreeIter *iter, FindNodeByName *data)
254 {
255         gchar *name;
256         gboolean result = FALSE;
257
258         gtk_tree_model_get(model, iter, PREFS_PAGE_TITLE, &name, -1);
259         if (name) {
260                 result = strcmp(name, data->name) == 0;
261                 if (result) {
262                         data->found = TRUE;
263                         data->node  = *iter;
264                 }                       
265                 g_free(name);
266         }
267         
268         return result;
269 }
270
271 static gint prefswindow_tree_sort_by_weight(GtkTreeModel *model, 
272                                             GtkTreeIter  *a,
273                                             GtkTreeIter  *b,
274                                             gpointer      context)
275 {
276         gfloat f1, f2;
277         gint i1, i2;
278
279         /* From observation sorting should keep in account the original
280          * order in the prefs_pages list. I.e. if equal weight, prefer 
281          * the index in the pages list */ 
282         gtk_tree_model_get(model, a, 
283                            PREFS_PAGE_INDEX,  &i1,
284                            PREFS_PAGE_WEIGHT, &f1, -1);
285         gtk_tree_model_get(model, b, 
286                            PREFS_PAGE_INDEX,  &i2,
287                            PREFS_PAGE_WEIGHT, &f2, -1);
288
289         return f1 < f2 ? -1 : (f1 > f2 ?  1 : 
290               (i1 < i2 ?  1 : (i1 > i2 ? -1 : 0)));
291 }
292                                   
293 static void prefswindow_build_all_pages(PrefsWindow *prefswindow, GSList *prefs_pages)
294 {
295         GSList *cur;
296
297         prefs_pages = g_slist_reverse(prefs_pages);
298         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
299                 PrefsPage *page = (PrefsPage *) cur->data;
300
301                 if (!page->page_open) {
302                         page->create_widget(page, GTK_WINDOW(prefswindow->window), prefswindow->data);
303                         gtk_container_add(GTK_CONTAINER(prefswindow->notebook), page->widget);
304                         page->page_open = TRUE;
305                 }
306         }
307         prefs_pages = g_slist_reverse(prefs_pages);
308 }
309
310 static void prefswindow_build_tree(GtkWidget *tree_view, GSList *prefs_pages,
311                                                                         PrefsWindow *prefswindow,
312                                                                         gboolean preload_pages)
313 {
314         GtkTreeStore *store = GTK_TREE_STORE(gtk_tree_view_get_model
315                         (GTK_TREE_VIEW(tree_view)));
316         GSList *cur;
317         gint index; /* index in pages list */
318 #ifndef GENERIC_UMPC
319         GtkTreeSelection *selection;
320         GtkTreeIter iter;
321 #endif
322
323         for (cur = prefs_pages, index = 0; cur != NULL; cur = g_slist_next(cur), index++) {
324                 PrefsPage *page = (PrefsPage *)cur->data;
325                 FindNodeByName find_name;
326                 GtkTreeIter node, child;
327                 PrefsTreeNode *prefs_node;
328                 int i;
329
330                 /* each page tree component string */
331                 for (i = 0; page->path[i] != NULL; i++) {
332                         find_name.found = FALSE;
333                         find_name.name  = page->path[i];
334                         
335                         /* find node to attach to 
336                          * FIXME: we search the entire tree, so this is suboptimal... */
337                         gtk_tree_model_foreach(GTK_TREE_MODEL(store), 
338                                                (GtkTreeModelForeachFunc) find_node_by_name,
339                                                &find_name);
340                         if (find_name.found && page->path[i] != page->path[i-1]) {
341                                 node = find_name.node;
342                                 gtk_tree_model_get(GTK_TREE_MODEL(store), &node,
343                                                    PREFS_PAGE_DATA, &prefs_node,
344                                                    -1);
345                         } else {
346                                 GAuto *autoptr; 
347                         
348                                 /* create a new top level */
349                                 gtk_tree_store_append(store, &child, i == 0 ? NULL : &node);
350                                 prefs_node = g_new0(PrefsTreeNode, 1);
351                                 autoptr = g_auto_pointer_new(prefs_node);
352                                 gtk_tree_store_set(store, &child,
353                                                    PREFS_PAGE_TITLE, page->path[i],
354                                                    PREFS_PAGE_DATA,  prefs_node,
355                                                    PREFS_PAGE_DATA_AUTO_FREE, autoptr,
356                                                    PREFS_PAGE_INDEX, index,
357                                                    PREFS_PAGE_WEIGHT, 0.0f,
358                                                    -1);
359                                 g_auto_pointer_free(autoptr);
360                                 node = child;
361                         }
362                 }
363
364                 /* right now we have a node and its prefs_node */
365                 prefs_node->page = page;
366
367                 /* parents "inherit" the max weight of the children */
368                 do {
369                         gfloat f;
370                         
371                         gtk_tree_model_get(GTK_TREE_MODEL(store), &node, 
372                                            PREFS_PAGE_WEIGHT, &f,
373                                            -1);
374                         if (page->weight > f) {
375                                 f = page->weight;
376                                 gtk_tree_store_set(store, &node,
377                                                    PREFS_PAGE_WEIGHT, f,
378                                                    -1);
379                         }       
380                         child = node;   
381                 } while (gtk_tree_model_iter_parent(GTK_TREE_MODEL(store),      
382                                                     &node, &child));
383         }
384
385         gtk_tree_view_expand_all(GTK_TREE_VIEW(tree_view));
386
387         /* set sort func & sort */
388         gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(store),
389                                         PREFS_PAGE_WEIGHT,
390                                         prefswindow_tree_sort_by_weight,
391                                         NULL, NULL);
392         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store),
393                                              PREFS_PAGE_WEIGHT,
394                                              GTK_SORT_DESCENDING);
395
396         if (preload_pages)
397                 prefswindow_build_all_pages(prefswindow, prefs_pages);
398
399         /* select first one or its first child if necessary */
400 #ifndef GENERIC_UMPC
401         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view));
402         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
403                 if (gtk_tree_model_iter_has_child(GTK_TREE_MODEL(store), &iter)) {
404                         GtkTreeIter parent = iter;
405                         if (!gtk_tree_model_iter_children(GTK_TREE_MODEL(store), &iter, &parent))
406                                 iter = parent;
407                 }
408                 gtk_tree_selection_select_iter(selection, &iter);
409         }
410 #endif
411 }
412
413 void prefswindow_open_full(const gchar *title, GSList *prefs_pages,
414                                                          gpointer data, GDestroyNotify func,
415                                                          gint *save_width, gint *save_height,
416                                                          gboolean preload_pages,
417                                                          PrefsOpenCallbackFunc open_cb,
418                                                          PrefsCloseCallbackFunc close_cb)
419 {
420         PrefsWindow *prefswindow;
421         gint x = gdk_screen_width();
422         gint y = gdk_screen_height();
423         static GdkGeometry geometry;
424         GtkAdjustment *adj;
425         GtkWidget *tmp;
426
427         prefswindow = g_new0(PrefsWindow, 1);
428
429         prefswindow->data = data;
430         prefswindow->func = func;
431         prefswindow->prefs_pages = g_slist_copy(prefs_pages);
432         prefswindow->save_width = save_width;
433         prefswindow->save_height = save_height;
434         prefswindow->open_cb = open_cb;
435         prefswindow->close_cb = close_cb;
436
437         prefswindow->window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefswindow");
438         gtk_window_set_title(GTK_WINDOW(prefswindow->window), title);
439
440         gtk_window_set_position (GTK_WINDOW(prefswindow->window), GTK_WIN_POS_CENTER);
441         gtk_window_set_modal (GTK_WINDOW (prefswindow->window), TRUE);
442         gtk_window_set_resizable (GTK_WINDOW(prefswindow->window), TRUE);
443         gtk_container_set_border_width(GTK_CONTAINER(prefswindow->window), 4);
444
445         prefswindow->vbox = gtk_vbox_new(FALSE, 6);
446         gtk_widget_show(prefswindow->vbox);
447         
448         prefswindow->paned = gtk_hpaned_new();
449         gtk_widget_show(prefswindow->paned);
450
451         gtk_container_add(GTK_CONTAINER(prefswindow->window), prefswindow->vbox);
452
453         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->paned, TRUE, TRUE, 0);
454
455         prefswindow->scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
456         gtk_widget_show(prefswindow->scrolledwindow1);
457         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
458                         GTK_SHADOW_IN);
459         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
460                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
461                         
462         gtk_paned_add1(GTK_PANED(prefswindow->paned), prefswindow->scrolledwindow1);
463
464         prefswindow->tree_view = prefswindow_tree_view_create(prefswindow);
465         gtk_widget_show(prefswindow->tree_view);
466         gtk_container_add(GTK_CONTAINER(prefswindow->scrolledwindow1), 
467                           prefswindow->tree_view);
468
469         prefswindow->vbox2 = gtk_vbox_new(FALSE, 2);
470         gtk_widget_show(prefswindow->vbox2);
471
472         gtk_paned_add2(GTK_PANED(prefswindow->paned), prefswindow->vbox2);
473
474         prefswindow->table2 = gtk_table_new(1, 2, FALSE);
475         gtk_widget_show(prefswindow->table2);
476         gtk_container_add(GTK_CONTAINER(prefswindow->vbox2), prefswindow->table2);
477
478         prefswindow->labelframe = gtk_frame_new(NULL);
479         gtk_widget_show(prefswindow->labelframe);
480         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->labelframe), GTK_SHADOW_OUT);
481         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->labelframe,
482                         0, 1, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL, 1, 1);
483
484         prefswindow->pagelabel = gtk_label_new("");
485         gtk_widget_show(prefswindow->pagelabel);
486         gtk_label_set_justify(GTK_LABEL(prefswindow->pagelabel), GTK_JUSTIFY_LEFT);
487         gtk_misc_set_alignment(GTK_MISC(prefswindow->pagelabel), 0, 0.0);
488         gtk_container_add(GTK_CONTAINER(prefswindow->labelframe), prefswindow->pagelabel);
489
490         prefswindow->scrolledwindow2 = gtk_scrolled_window_new(NULL, NULL);
491         gtk_widget_show(prefswindow->scrolledwindow2);
492         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2),
493                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
494
495         prefswindow->notebook = gtk_notebook_new();
496         gtk_widget_show(prefswindow->notebook);
497         gtk_notebook_set_scrollable(GTK_NOTEBOOK(prefswindow->notebook), TRUE);
498         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
499         gtk_notebook_set_show_border(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
500         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2),
501                                         prefswindow->notebook);
502         tmp = gtk_bin_get_child(GTK_BIN(prefswindow->scrolledwindow2));
503         gtk_viewport_set_shadow_type(GTK_VIEWPORT(tmp), GTK_SHADOW_NONE);
504         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->scrolledwindow2,
505                         0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 4);
506
507         prefswindow->empty_page = gtk_label_new("");
508         gtk_widget_show(prefswindow->empty_page);
509         gtk_container_add(GTK_CONTAINER(prefswindow->notebook), prefswindow->empty_page);
510
511         prefswindow_build_tree(prefswindow->tree_view, prefs_pages, prefswindow,
512                                                         preload_pages);
513
514         if (open_cb)
515                 open_cb(GTK_WINDOW(prefswindow->window));
516
517         gtk_widget_grab_focus(prefswindow->tree_view);
518
519 #ifndef GENERIC_UMPC
520         gtkut_stock_button_set_create(&prefswindow->confirm_area,
521                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
522                                       &prefswindow->cancel_btn, GTK_STOCK_CANCEL,
523                                       &prefswindow->ok_btn,     GTK_STOCK_OK);
524 #else
525         gtkut_stock_button_set_create(&prefswindow->confirm_area,
526                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
527                                       &prefswindow->ok_btn,     GTK_STOCK_CLOSE,
528                                       NULL,                     NULL);
529 #endif
530         gtk_widget_show_all(prefswindow->confirm_area);
531         gtk_widget_show(prefswindow->vbox);
532         gtk_widget_show(prefswindow->scrolledwindow1);
533         gtk_widget_show(prefswindow->scrolledwindow2);
534
535         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->confirm_area, FALSE, FALSE, 0);
536
537 #ifndef GENERIC_UMPC
538         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked", 
539                          G_CALLBACK(ok_button_clicked), prefswindow);
540         g_signal_connect(G_OBJECT(prefswindow->cancel_btn), "clicked", 
541                          G_CALLBACK(cancel_button_clicked), prefswindow);
542         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked", 
543                          G_CALLBACK(apply_button_clicked), prefswindow);
544 #else
545         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked", 
546                          G_CALLBACK(ok_button_clicked), prefswindow);
547         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked", 
548                          G_CALLBACK(apply_button_clicked), prefswindow);
549 #endif
550
551         g_signal_connect(G_OBJECT(prefswindow->window), "delete_event", 
552                          G_CALLBACK(window_closed), prefswindow);
553
554 #ifdef MAEMO
555         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(prefswindow->window));
556 #else
557         g_signal_connect(G_OBJECT(prefswindow->window), "key_press_event",
558                            G_CALLBACK(prefswindow_key_pressed), &(prefswindow->window));
559 #endif
560
561         /* connect to callback only if we hhave non-NULL pointers to store size to */
562         if (prefswindow->save_width && prefswindow->save_height) {
563                 g_signal_connect(G_OBJECT(prefswindow->window), "size_allocate",
564                                  G_CALLBACK(prefs_size_allocate_cb), prefswindow);
565         }
566
567         if (!geometry.min_height) {
568                 
569                 if (x < 800 && y < 600) {
570                         geometry.min_width = 600;
571                         geometry.min_height = 440;
572                 } else {
573                         geometry.min_width = 700;
574                         geometry.min_height = 550;
575                 }
576         }
577         gtk_window_set_geometry_hints(GTK_WINDOW(prefswindow->window), NULL, &geometry,
578                                       GDK_HINT_MIN_SIZE);
579         if (prefswindow->save_width && prefswindow->save_height) {
580                 gtk_widget_set_size_request(prefswindow->window, *(prefswindow->save_width),
581                                             *(prefswindow->save_height));
582         }
583
584 #ifdef GENERIC_UMPC
585         prefs_show_sections(prefswindow);
586 #endif
587         gtk_widget_show(prefswindow->window);
588 #ifdef MAEMO
589         maemo_window_full_screen_if_needed(GTK_WINDOW(prefswindow->window));
590 #endif
591         adj = gtk_scrolled_window_get_vadjustment(
592                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1));
593         gtk_adjustment_set_value(adj, adj->lower);
594         gtk_adjustment_changed(adj);
595         adj = gtk_scrolled_window_get_vadjustment(
596                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
597         gtk_adjustment_set_value(adj, adj->lower);
598         gtk_adjustment_changed(adj);
599         adj = gtk_scrolled_window_get_hadjustment(
600                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
601         gtk_adjustment_set_value(adj, adj->lower);
602         gtk_adjustment_changed(adj);
603 }
604
605 void prefswindow_open(const gchar *title, GSList *prefs_pages, gpointer data,
606                                          gint *save_width, gint *save_height,
607                                          PrefsOpenCallbackFunc open_cb,
608                                          PrefsCloseCallbackFunc close_cb)
609 {
610         prefswindow_open_full(title, prefs_pages, data, NULL, save_width, save_height,
611                                                   FALSE, open_cb, close_cb);
612 }
613
614 /*!
615  *\brief        Save Gtk object size to prefs dataset
616  */
617 static void prefs_size_allocate_cb(GtkWidget *widget,
618                                          GtkAllocation *allocation, gpointer *user_data)
619 {
620         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
621
622         g_return_if_fail(allocation != NULL);
623
624         /* don't try to save size to NULL pointers */
625         if (prefswindow && prefswindow->save_width && prefswindow->save_height) {
626                 *(prefswindow->save_width) = allocation->width;
627                 *(prefswindow->save_height) = allocation->height;
628         }
629 }
630
631 static GtkTreeStore *prefswindow_create_data_store(void)
632 {
633         return gtk_tree_store_new(N_PREFS_PAGE_COLUMNS,
634                                   G_TYPE_STRING,
635                                   G_TYPE_POINTER,
636                                   G_TYPE_AUTO_POINTER,
637                                   G_TYPE_FLOAT,
638                                   G_TYPE_INT,
639                                   -1);
640 }
641
642 static GtkWidget *prefswindow_tree_view_create(PrefsWindow *prefswindow)
643 {
644         GtkTreeView *tree_view;
645         GtkTreeSelection *selector;
646         GtkTreeModel *model;
647
648         model = GTK_TREE_MODEL(prefswindow_create_data_store());
649         tree_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
650         g_object_unref(model);
651         gtk_tree_view_set_rules_hint(tree_view, prefs_common.use_stripes_everywhere);
652         
653         selector = gtk_tree_view_get_selection(tree_view);
654         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
655         gtk_tree_selection_set_select_function(selector, prefswindow_row_selected,
656                                                prefswindow, NULL);
657
658         /* create the columns */
659         prefs_filtering_create_tree_view_columns(GTK_WIDGET(tree_view));
660
661         return GTK_WIDGET(tree_view);
662 }
663
664 static void prefs_filtering_create_tree_view_columns(GtkWidget *tree_view)
665 {
666         GtkTreeViewColumn *column;
667         GtkCellRenderer *renderer;
668
669         renderer = gtk_cell_renderer_text_new();
670         column = gtk_tree_view_column_new_with_attributes
671                 (_("Page Index"),
672                  renderer,
673                  "text", PREFS_PAGE_TITLE,
674                  NULL);
675         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), column);          
676 }
677
678 static gboolean prefswindow_row_selected(GtkTreeSelection *selector,
679                                          GtkTreeModel *model, 
680                                          GtkTreePath *path,
681                                          gboolean currently_selected,
682                                          gpointer data)
683 {
684         PrefsTreeNode *prefsnode;
685         PrefsPage *page;
686         PrefsWindow *prefswindow = (PrefsWindow *) data;
687         gchar *labeltext;
688         gint pagenum, i;
689         GtkTreeIter iter;
690         GtkAdjustment *adj;
691
692         if (gtk_tree_path_get_depth(path) < 2)
693                 return FALSE;
694 #ifndef GENERIC_UMPC
695         if (currently_selected) 
696                 return TRUE;
697 #endif
698         if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(model), &iter, path))
699                 return TRUE;
700
701         gtk_tree_model_get(model, &iter, PREFS_PAGE_DATA, &prefsnode, -1);
702         page = prefsnode->page;
703
704         debug_print("%f\n", prefsnode->treeweight);
705
706         if (page == NULL) {
707                 gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), "");
708                 pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
709                                                 prefswindow->empty_page);
710                 gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
711                                               pagenum);
712                 return TRUE;
713         }
714
715         if (!page->page_open) {
716                 page->create_widget(page, GTK_WINDOW(prefswindow->window), prefswindow->data);
717                 gtk_container_add(GTK_CONTAINER(prefswindow->notebook), page->widget);
718                 page->page_open = TRUE;
719         }
720
721         i = 0;
722         while (page->path[i + 1] != 0)
723                 i++;
724         labeltext = page->path[i];
725
726         gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), labeltext);
727
728         pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
729                                         page->widget);
730         gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
731                                       pagenum);
732
733         adj = gtk_scrolled_window_get_vadjustment(
734                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
735         gtk_adjustment_set_value(adj, adj->lower);
736         gtk_adjustment_changed(adj);
737         adj = gtk_scrolled_window_get_hadjustment(
738                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
739         gtk_adjustment_set_value(adj, adj->lower);
740         gtk_adjustment_changed(adj);
741
742 #ifdef GENERIC_UMPC
743         prefs_show_page(prefswindow);
744 #endif
745         return TRUE;
746 }
747