src/gtk/prefswindow.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2007 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 <gtk/gtktext.h>
  29 #include <gdk/gdkkeysyms.h>
  30
  31 #include "utils.h"
  32 #include "prefswindow.h"
  33 #include "gtkutils.h"
  34 #include "prefs_common.h"
  35
  36 enum {
  37         PREFS_PAGE_TITLE,               /* page title */
  38         PREFS_PAGE_DATA,                /* PrefsTreeNode data */
  39         PREFS_PAGE_DATA_AUTO_FREE,      /* auto free for PREFS_PAGE_DATA */
  40         PREFS_PAGE_WEIGHT,              /* weight */
  41         PREFS_PAGE_INDEX,               /* index in original page list */
  42         N_PREFS_PAGE_COLUMNS
  43 };
  44
  45 typedef struct _PrefsWindow PrefsWindow;
  46 typedef struct _PrefsTreeNode PrefsTreeNode;
  47
  48 struct _PrefsWindow
  49 {
  50         GtkWidget *window;
  51         GtkWidget *vbox;
  52         GtkWidget *paned;
  53         GtkWidget *scrolledwindow1;
  54         GtkWidget *scrolledwindow2;
  55         GtkWidget *tree_view;
  56         GtkWidget *table2;
  57         GtkWidget *pagelabel;
  58         GtkWidget *labelframe;
  59         GtkWidget *vbox2;
  60         GtkWidget *notebook;
  61         GtkWidget *confirm_area;
  62         GtkWidget *ok_btn;
  63         GtkWidget *cancel_btn;
  64         GtkWidget *apply_btn;
  65         gint *save_width;
  66         gint *save_height;
  67
  68         GtkWidget *empty_page;
  69
  70         gpointer         data;
  71         GSList          *prefs_pages;
  72         GtkDestroyNotify func;
  73 };
  74
  75 struct _PrefsTreeNode
  76 {
  77         PrefsPage *page;
  78         gfloat     treeweight; /* GTK2: not used */
  79 };
  80
  81 static void prefs_size_allocate_cb(GtkWidget *widget,
  82                                                          GtkAllocation *allocation, gpointer *user_data);
  83 static GtkTreeStore *prefswindow_create_data_store      (void);
  84 static GtkWidget *prefswindow_tree_view_create          (PrefsWindow* prefswindow);
  85 static void prefs_filtering_create_tree_view_columns    (GtkWidget *tree_view);
  86 static gboolean prefswindow_row_selected                (GtkTreeSelection *selector,
  87                                                          GtkTreeModel *model,
  88                                                          GtkTreePath *path,
  89                                                          gboolean currently_selected,
  90                                                          gpointer data);
  91
  92 static void save_all_pages(GSList *prefs_pages)
  93 {
  94         GSList *cur;
  95
  96         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
  97                 PrefsPage *page = (PrefsPage *) cur->data;
  98
  99                 if (page->page_open) {
 100                         page->save_page(page);
 101                 }
 102         }
 103 }
 104
 105 static gboolean query_can_close_all_pages(GSList *prefs_pages)
 106 {
 107         GSList *cur;
 108
 109         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 110                 PrefsPage *page = (PrefsPage *) cur->data;
 111
 112                 if (page->can_close)
 113                         if (!page->can_close(page))
 114                                 return FALSE;
 115         }
 116         return TRUE;
 117 }
 118
 119 static void close_all_pages(GSList *prefs_pages)
 120 {
 121         GSList *cur;
 122
 123         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 124                 PrefsPage *page = (PrefsPage *) cur->data;
 125
 126                 if (page->page_open) {
 127                         page->destroy_widget(page);
 128                         page->page_open = FALSE;
 129                 }
 130         }
 131 }
 132
 133 #ifdef MAEMO
 134 static void prefs_show_sections(PrefsWindow *prefswindow)
 135 {
 136         gint max;
 137         GtkWidget *paned = prefswindow->paned;
 138
 139         g_object_get (G_OBJECT(paned),
 140                         "max-position",
 141                         &max, NULL);
 142
 143         gtk_widget_show(gtk_paned_get_child1(GTK_PANED(paned)));
 144         gtk_widget_hide(gtk_paned_get_child2(GTK_PANED(paned)));
 145         gtk_paned_set_position(GTK_PANED(paned), max);
 146 }
 147
 148 static void prefs_show_page(PrefsWindow *prefswindow)
 149 {
 150         gint min;
 151         GtkWidget *paned = prefswindow->paned;
 152
 153         g_object_get (G_OBJECT(paned),
 154                         "min-position",
 155                         &min, NULL);
 156
 157         gtk_widget_hide(gtk_paned_get_child1(GTK_PANED(paned)));
 158         gtk_widget_show(gtk_paned_get_child2(GTK_PANED(paned)));
 159         gtk_paned_set_position(GTK_PANED(paned), min);
 160 }
 161 #endif
 162
 163 static void apply_button_clicked(GtkButton *button, gpointer user_data)
 164 {
 165         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 166
 167         save_all_pages(prefswindow->prefs_pages);
 168 #ifdef MAEMO
 169         prefs_show_sections(prefswindow);
 170 #endif
 171 }
 172
 173 static void close_prefs_window(PrefsWindow *prefswindow)
 174 {
 175         debug_print("prefs window closed\n");
 176
 177         close_all_pages(prefswindow->prefs_pages);
 178
 179         gtk_widget_destroy(prefswindow->window);
 180         g_slist_free(prefswindow->prefs_pages);
 181         if(prefswindow->func != NULL)
 182                 prefswindow->func(prefswindow->data);
 183         g_free(prefswindow);
 184 }
 185
 186 static void ok_button_clicked(GtkButton *button, gpointer user_data)
 187 {
 188         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 189
 190         if (query_can_close_all_pages(prefswindow->prefs_pages)) {
 191                 save_all_pages(prefswindow->prefs_pages);
 192                 close_prefs_window(prefswindow);
 193         }
 194 }
 195
 196 static void cancel_button_clicked(GtkButton *button, gpointer user_data)
 197 {
 198         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 199
 200         close_prefs_window(prefswindow);
 201 }
 202
 203 static gboolean window_closed(GtkWidget *widget, GdkEvent *event, gpointer user_data)
 204 {
 205         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 206
 207 #ifdef MAEMO
 208         save_all_pages(prefswindow->prefs_pages);
 209 #endif
 210         close_prefs_window(prefswindow);
 211
 212         return FALSE;
 213 }
 214
 215 static gboolean prefswindow_key_pressed(GtkWidget *widget, GdkEventKey *event,
 216                                     PrefsWindow *data)
 217 {
 218         GtkWidget *focused_child;
 219
 220         if (event) {
 221                 switch (event->keyval) {
 222                         case GDK_Escape :
 223 #ifndef MAEMO
 224                                 cancel_button_clicked(NULL, data);
 225 #else
 226                                 ok_button_clicked(NULL, data);
 227 #endif
 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
 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                                                                         gboolean activate_child)
 314 {
 315         GtkTreeStore *store = GTK_TREE_STORE(gtk_tree_view_get_model
 316                         (GTK_TREE_VIEW(tree_view)));
 317         GSList *cur;
 318         gint index; /* index in pages list */
 319         GtkTreeSelection *selection;
 320         GtkTreeIter iter;
 321
 322         for (cur = prefs_pages, index = 0; cur != NULL; cur = g_slist_next(cur), index++) {
 323                 PrefsPage *page = (PrefsPage *)cur->data;
 324                 FindNodeByName find_name;
 325                 GtkTreeIter node, child;
 326                 PrefsTreeNode *prefs_node;
 327                 int i;
 328
 329                 /* each page tree component string */
 330                 for (i = 0; page->path[i] != NULL; i++) {
 331                         find_name.found = FALSE;
 332                         find_name.name  = page->path[i];
 333
 334                         /* find node to attach to
 335                          * FIXME: we search the entire tree, so this is suboptimal... */
 336                         gtk_tree_model_foreach(GTK_TREE_MODEL(store),
 337                                                (GtkTreeModelForeachFunc) find_node_by_name,
 338                                                &find_name);
 339                         if (find_name.found) {
 340                                 node = find_name.node;
 341                                 gtk_tree_model_get(GTK_TREE_MODEL(store), &node,
 342                                                    PREFS_PAGE_DATA, &prefs_node,
 343                                                    -1);
 344                         } else {
 345                                 GAuto *autoptr;
 346
 347                                 /* create a new top level */
 348                                 gtk_tree_store_append(store, &child, i == 0 ? NULL : &node);
 349                                 prefs_node = g_new0(PrefsTreeNode, 1);
 350                                 autoptr = g_auto_pointer_new(prefs_node);
 351                                 gtk_tree_store_set(store, &child,
 352                                                    PREFS_PAGE_TITLE, page->path[i],
 353                                                    PREFS_PAGE_DATA,  prefs_node,
 354                                                    PREFS_PAGE_DATA_AUTO_FREE, autoptr,
 355                                                    PREFS_PAGE_INDEX, index,
 356                                                    PREFS_PAGE_WEIGHT, 0.0f,
 357                                                    -1);
 358                                 g_auto_pointer_free(autoptr);
 359                                 node = child;
 360                         }
 361                 }
 362
 363                 /* right now we have a node and its prefs_node */
 364                 prefs_node->page = page;
 365
 366                 /* parents "inherit" the max weight of the children */
 367                 do {
 368                         gfloat f;
 369
 370                         gtk_tree_model_get(GTK_TREE_MODEL(store), &node,
 371                                            PREFS_PAGE_WEIGHT, &f,
 372                                            -1);
 373                         if (page->weight > f) {
 374                                 f = page->weight;
 375                                 gtk_tree_store_set(store, &node,
 376                                                    PREFS_PAGE_WEIGHT, f,
 377                                                    -1);
 378                         }
 379                         child = node;
 380                 } while (gtk_tree_model_iter_parent(GTK_TREE_MODEL(store),
 381                                                     &node, &child));
 382         }
 383
 384         gtk_tree_view_expand_all(GTK_TREE_VIEW(tree_view));
 385
 386         /* set sort func & sort */
 387         gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(store),
 388                                         PREFS_PAGE_WEIGHT,
 389                                         prefswindow_tree_sort_by_weight,
 390                                         NULL, NULL);
 391         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store),
 392                                              PREFS_PAGE_WEIGHT,
 393                                              GTK_SORT_DESCENDING);
 394
 395         if (preload_pages)
 396                 prefswindow_build_all_pages(prefswindow, prefs_pages);
 397
 398         /* select first one or its first child if necessary */
 399 #ifndef MAEMO
 400         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view));
 401         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 402                 if (activate_child && gtk_tree_model_iter_has_child(GTK_TREE_MODEL(store), &iter)) {
 403                         GtkTreeIter parent = iter;
 404                         if (!gtk_tree_model_iter_children(GTK_TREE_MODEL(store), &iter, &parent))
 405                                 iter = parent;
 406                 }
 407                 gtk_tree_selection_select_iter(selection, &iter);
 408         }
 409 #endif
 410 }
 411
 412 void prefswindow_open_full(const gchar *title, GSList *prefs_pages,
 413                                                          gpointer data, GtkDestroyNotify func,
 414                                                          gint *save_width, gint *save_height,
 415                                                          gboolean preload_pages, gboolean activate_child)
 416 {
 417         PrefsWindow *prefswindow;
 418         gint x = gdk_screen_width();
 419         gint y = gdk_screen_height();
 420         static GdkGeometry geometry;
 421         GtkAdjustment *adj;
 422         GtkWidget *tmp;
 423
 424         prefswindow = g_new0(PrefsWindow, 1);
 425
 426         prefswindow->data = data;
 427         prefswindow->func = func;
 428         prefswindow->prefs_pages = g_slist_copy(prefs_pages);
 429         prefswindow->save_width = save_width;
 430         prefswindow->save_height = save_height;
 431
 432         prefswindow->window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefswindow");
 433         gtk_window_set_title(GTK_WINDOW(prefswindow->window), title);
 434
 435         gtk_window_set_position (GTK_WINDOW(prefswindow->window), GTK_WIN_POS_CENTER);
 436         gtk_window_set_modal (GTK_WINDOW (prefswindow->window), TRUE);
 437         gtk_window_set_resizable (GTK_WINDOW(prefswindow->window), TRUE);
 438         gtk_container_set_border_width(GTK_CONTAINER(prefswindow->window), 4);
 439
 440         prefswindow->vbox = gtk_vbox_new(FALSE, 6);
 441         gtk_widget_show(prefswindow->vbox);
 442
 443         prefswindow->paned = gtk_hpaned_new();
 444         gtk_widget_show(prefswindow->paned);
 445
 446         gtk_container_add(GTK_CONTAINER(prefswindow->window), prefswindow->vbox);
 447
 448         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->paned, TRUE, TRUE, 0);
 449
 450         prefswindow->scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
 451         gtk_widget_show(prefswindow->scrolledwindow1);
 452         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
 453                         GTK_SHADOW_IN);
 454         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
 455                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 456
 457         gtk_paned_add1(GTK_PANED(prefswindow->paned), prefswindow->scrolledwindow1);
 458
 459         prefswindow->tree_view = prefswindow_tree_view_create(prefswindow);
 460         gtk_widget_show(prefswindow->tree_view);
 461         gtk_container_add(GTK_CONTAINER(prefswindow->scrolledwindow1),
 462                           prefswindow->tree_view);
 463
 464         prefswindow->vbox2 = gtk_vbox_new(FALSE, 2);
 465         gtk_widget_show(prefswindow->vbox2);
 466
 467         gtk_paned_add2(GTK_PANED(prefswindow->paned), prefswindow->vbox2);
 468
 469         prefswindow->table2 = gtk_table_new(1, 2, FALSE);
 470         gtk_widget_show(prefswindow->table2);
 471         gtk_container_add(GTK_CONTAINER(prefswindow->vbox2), prefswindow->table2);
 472
 473         prefswindow->labelframe = gtk_frame_new(NULL);
 474         gtk_widget_show(prefswindow->labelframe);
 475         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->labelframe), GTK_SHADOW_OUT);
 476         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->labelframe,
 477                         0, 1, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL, 1, 1);
 478
 479         prefswindow->pagelabel = gtk_label_new("");
 480         gtk_widget_show(prefswindow->pagelabel);
 481         gtk_label_set_justify(GTK_LABEL(prefswindow->pagelabel), GTK_JUSTIFY_LEFT);
 482         gtk_misc_set_alignment(GTK_MISC(prefswindow->pagelabel), 0, 0.0);
 483         gtk_container_add(GTK_CONTAINER(prefswindow->labelframe), prefswindow->pagelabel);
 484
 485         prefswindow->scrolledwindow2 = gtk_scrolled_window_new(NULL, NULL);
 486         gtk_widget_show(prefswindow->scrolledwindow2);
 487         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2),
 488                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 489
 490         prefswindow->notebook = gtk_notebook_new();
 491         gtk_widget_show(prefswindow->notebook);
 492         gtk_notebook_set_scrollable(GTK_NOTEBOOK(prefswindow->notebook), TRUE);
 493         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 494         gtk_notebook_set_show_border(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 495         gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2),
 496                                         prefswindow->notebook);
 497         tmp = gtk_bin_get_child(GTK_BIN(prefswindow->scrolledwindow2));
 498         gtk_viewport_set_shadow_type(GTK_VIEWPORT(tmp), GTK_SHADOW_NONE);
 499         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->scrolledwindow2,
 500                         0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 4);
 501
 502         prefswindow->empty_page = gtk_label_new("");
 503         gtk_widget_show(prefswindow->empty_page);
 504         gtk_container_add(GTK_CONTAINER(prefswindow->notebook), prefswindow->empty_page);
 505
 506         prefswindow_build_tree(prefswindow->tree_view, prefs_pages, prefswindow,
 507                                                         preload_pages, activate_child);
 508
 509         gtk_widget_grab_focus(prefswindow->tree_view);
 510
 511 #ifndef MAEMO
 512         gtkut_stock_button_set_create(&prefswindow->confirm_area,
 513                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
 514                                       &prefswindow->cancel_btn, GTK_STOCK_CANCEL,
 515                                       &prefswindow->ok_btn,     GTK_STOCK_OK);
 516 #else
 517         gtkut_stock_button_set_create(&prefswindow->confirm_area,
 518                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
 519                                       &prefswindow->ok_btn,     GTK_STOCK_CLOSE,
 520                                       NULL,                     NULL);
 521 #endif
 522         gtk_widget_show_all(prefswindow->confirm_area);
 523         gtk_widget_show(prefswindow->vbox);
 524         gtk_widget_show(prefswindow->scrolledwindow1);
 525         gtk_widget_show(prefswindow->scrolledwindow2);
 526
 527         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->confirm_area, FALSE, FALSE, 0);
 528
 529 #ifndef MAEMO
 530         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked",
 531                          G_CALLBACK(ok_button_clicked), prefswindow);
 532         g_signal_connect(G_OBJECT(prefswindow->cancel_btn), "clicked",
 533                          G_CALLBACK(cancel_button_clicked), prefswindow);
 534         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked",
 535                          G_CALLBACK(apply_button_clicked), prefswindow);
 536 #else
 537         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked",
 538                          G_CALLBACK(ok_button_clicked), prefswindow);
 539         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked",
 540                          G_CALLBACK(apply_button_clicked), prefswindow);
 541 #endif
 542
 543         g_signal_connect(G_OBJECT(prefswindow->window), "delete_event",
 544                          G_CALLBACK(window_closed), prefswindow);
 545
 546 #ifdef MAEMO
 547         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(prefswindow->window));
 548 #else
 549         g_signal_connect(G_OBJECT(prefswindow->window), "key_press_event",
 550                            G_CALLBACK(prefswindow_key_pressed), &(prefswindow->window));
 551 #endif
 552
 553         /* connect to callback only if we hhave non-NULL pointers to store size to */
 554         if (prefswindow->save_width && prefswindow->save_height) {
 555                 g_signal_connect(G_OBJECT(prefswindow->window), "size_allocate",
 556                                  G_CALLBACK(prefs_size_allocate_cb), prefswindow);
 557         }
 558
 559         if (!geometry.min_height) {
 560
 561                 if (x < 800 && y < 600) {
 562                         geometry.min_width = 600;
 563                         geometry.min_height = 440;
 564                 } else {
 565                         geometry.min_width = 700;
 566                         geometry.min_height = 550;
 567                 }
 568         }
 569         gtk_window_set_geometry_hints(GTK_WINDOW(prefswindow->window), NULL, &geometry,
 570                                       GDK_HINT_MIN_SIZE);
 571         if (prefswindow->save_width && prefswindow->save_height) {
 572                 gtk_widget_set_size_request(prefswindow->window, *(prefswindow->save_width),
 573                                             *(prefswindow->save_height));
 574         }
 575
 576 #ifdef MAEMO
 577         prefs_show_sections(prefswindow);
 578 #endif
 579         gtk_widget_show(prefswindow->window);
 580 #ifdef MAEMO
 581         maemo_window_full_screen_if_needed(GTK_WINDOW(prefswindow->window));
 582 #endif
 583         adj = gtk_scrolled_window_get_vadjustment(
 584                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1));
 585         gtk_adjustment_set_value(adj, adj->lower);
 586         gtk_adjustment_changed(adj);
 587         adj = gtk_scrolled_window_get_vadjustment(
 588                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
 589         gtk_adjustment_set_value(adj, adj->lower);
 590         gtk_adjustment_changed(adj);
 591         adj = gtk_scrolled_window_get_hadjustment(
 592                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
 593         gtk_adjustment_set_value(adj, adj->lower);
 594         gtk_adjustment_changed(adj);
 595 }
 596
 597 void prefswindow_open(const gchar *title, GSList *prefs_pages, gpointer data,
 598                                          gint *save_width, gint *save_height)
 599 {
 600         prefswindow_open_full(title, prefs_pages, data, NULL, save_width, save_height,
 601                                                   FALSE, FALSE);
 602 }
 603
 604 /*!
 605  *\brief        Save Gtk object size to prefs dataset
 606  */
 607 static void prefs_size_allocate_cb(GtkWidget *widget,
 608                                          GtkAllocation *allocation, gpointer *user_data)
 609 {
 610         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 611
 612         g_return_if_fail(allocation != NULL);
 613
 614         /* don't try to save size to NULL pointers */
 615         if (prefswindow && prefswindow->save_width && prefswindow->save_height) {
 616                 *(prefswindow->save_width) = allocation->width;
 617                 *(prefswindow->save_height) = allocation->height;
 618         }
 619 }
 620
 621 static GtkTreeStore *prefswindow_create_data_store(void)
 622 {
 623         return gtk_tree_store_new(N_PREFS_PAGE_COLUMNS,
 624                                   G_TYPE_STRING,
 625                                   G_TYPE_POINTER,
 626                                   G_TYPE_AUTO_POINTER,
 627                                   G_TYPE_FLOAT,
 628                                   G_TYPE_INT,
 629                                   -1);
 630 }
 631
 632 static GtkWidget *prefswindow_tree_view_create(PrefsWindow *prefswindow)
 633 {
 634         GtkTreeView *tree_view;
 635         GtkTreeSelection *selector;
 636         GtkTreeModel *model;
 637
 638         model = GTK_TREE_MODEL(prefswindow_create_data_store());
 639         tree_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 640         g_object_unref(model);
 641         gtk_tree_view_set_rules_hint(tree_view, prefs_common.use_stripes_everywhere);
 642
 643         selector = gtk_tree_view_get_selection(tree_view);
 644         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 645         gtk_tree_selection_set_select_function(selector, prefswindow_row_selected,
 646                                                prefswindow, NULL);
 647
 648         /* create the columns */
 649         prefs_filtering_create_tree_view_columns(GTK_WIDGET(tree_view));
 650
 651         return GTK_WIDGET(tree_view);
 652 }
 653
 654 static void prefs_filtering_create_tree_view_columns(GtkWidget *tree_view)
 655 {
 656         GtkTreeViewColumn *column;
 657         GtkCellRenderer *renderer;
 658
 659         renderer = gtk_cell_renderer_text_new();
 660         column = gtk_tree_view_column_new_with_attributes
 661                 (_("Page Index"),
 662                  renderer,
 663                  "text", PREFS_PAGE_TITLE,
 664                  NULL);
 665         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), column);
 666 }
 667
 668 static gboolean prefswindow_row_selected(GtkTreeSelection *selector,
 669                                          GtkTreeModel *model,
 670                                          GtkTreePath *path,
 671                                          gboolean currently_selected,
 672                                          gpointer data)
 673 {
 674         PrefsTreeNode *prefsnode;
 675         PrefsPage *page;
 676         PrefsWindow *prefswindow = (PrefsWindow *) data;
 677         gchar *labeltext;
 678         gint pagenum, i;
 679         GtkTreeIter iter;
 680         GtkAdjustment *adj;
 681
 682 #ifndef MAEMO
 683         if (currently_selected)
 684                 return TRUE;
 685 #endif
 686         if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(model), &iter, path))
 687                 return TRUE;
 688
 689         gtk_tree_model_get(model, &iter, PREFS_PAGE_DATA, &prefsnode, -1);
 690         page = prefsnode->page;
 691
 692         debug_print("%f\n", prefsnode->treeweight);
 693
 694         if (page == NULL) {
 695                 gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), "");
 696                 pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
 697                                                 prefswindow->empty_page);
 698                 gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
 699                                               pagenum);
 700                 return TRUE;
 701         }
 702
 703         if (!page->page_open) {
 704                 page->create_widget(page, GTK_WINDOW(prefswindow->window), prefswindow->data);
 705                 gtk_container_add(GTK_CONTAINER(prefswindow->notebook), page->widget);
 706                 page->page_open = TRUE;
 707         }
 708
 709         i = 0;
 710         while (page->path[i + 1] != 0)
 711                 i++;
 712         labeltext = page->path[i];
 713
 714         gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), labeltext);
 715
 716         pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
 717                                         page->widget);
 718         gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
 719                                       pagenum);
 720
 721         adj = gtk_scrolled_window_get_vadjustment(
 722                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
 723         gtk_adjustment_set_value(adj, adj->lower);
 724         gtk_adjustment_changed(adj);
 725         adj = gtk_scrolled_window_get_hadjustment(
 726                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow2));
 727         gtk_adjustment_set_value(adj, adj->lower);
 728         gtk_adjustment_changed(adj);
 729
 730 #ifdef MAEMO
 731         prefs_show_page(prefswindow);
 732 #endif
 733         return TRUE;
 734 }
 735