src/gtk/prefswindow.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 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 *tree_view;
  54         GtkWidget *table2;
  55         GtkWidget *pagelabel;
  56         GtkWidget *labelframe;
  57         GtkWidget *vbox2;
  58         GtkWidget *notebook;
  59         GtkWidget *confirm_area;
  60         GtkWidget *ok_btn;
  61         GtkWidget *cancel_btn;
  62         GtkWidget *apply_btn;
  63         gint *save_width;
  64         gint *save_height;
  65         PrefsCloseCallbackFunc open_cb;
  66         PrefsCloseCallbackFunc close_cb;
  67
  68         GtkWidget *empty_page;
  69
  70         gpointer         data;
  71         GSList          *prefs_pages;
  72         GDestroyNotify 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 GENERIC_UMPC
 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 GENERIC_UMPC
 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         if (prefswindow->close_cb)
 180                 prefswindow->close_cb(GTK_WINDOW(prefswindow->window));
 181
 182         gtk_widget_destroy(prefswindow->window);
 183         g_slist_free(prefswindow->prefs_pages);
 184         if(prefswindow->func != NULL)
 185                 prefswindow->func(prefswindow->data);
 186         g_free(prefswindow);
 187 }
 188
 189 static void ok_button_clicked(GtkButton *button, gpointer user_data)
 190 {
 191         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 192
 193         if (query_can_close_all_pages(prefswindow->prefs_pages)) {
 194                 save_all_pages(prefswindow->prefs_pages);
 195                 close_prefs_window(prefswindow);
 196         }
 197 }
 198 #ifndef MAEMO
 199 static void cancel_button_clicked(GtkButton *button, gpointer user_data)
 200 {
 201         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 202
 203         close_prefs_window(prefswindow);
 204 }
 205 #endif
 206 static gboolean window_closed(GtkWidget *widget, GdkEvent *event, gpointer user_data)
 207 {
 208         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 209
 210 #ifdef GENERIC_UMPC
 211         save_all_pages(prefswindow->prefs_pages);
 212 #endif
 213         close_prefs_window(prefswindow);
 214
 215         return FALSE;
 216 }
 217 #ifndef MAEMO
 218 static gboolean prefswindow_key_pressed(GtkWidget *widget, GdkEventKey *event,
 219                                     PrefsWindow *data)
 220 {
 221         GtkWidget *focused_child;
 222
 223         if (event) {
 224                 switch (event->keyval) {
 225                         case GDK_KEY_Escape :
 226                                 cancel_button_clicked(NULL, data);
 227                                 break;
 228                         case GDK_KEY_Return :
 229                         case GDK_KEY_KP_Enter :
 230                                 focused_child = gtkut_get_focused_child
 231                                         (GTK_CONTAINER(data->notebook));
 232                                 /* Press ok, if the focused child is not a text view
 233                                  * and text (anything that accepts return) (can pass
 234                                  * NULL to any of the GTK_xxx() casts) */
 235                                 if (!GTK_IS_TEXT_VIEW(focused_child))
 236                                         ok_button_clicked(NULL, data);
 237                                 break;
 238                         default:
 239                                 break;
 240                 }
 241         }
 242         return FALSE;
 243 }
 244 #endif
 245 typedef struct FindNodeByName {
 246         const gchar *name;
 247         gboolean     found;
 248         GtkTreeIter  node;
 249 } FindNodeByName;
 250
 251 static gboolean find_node_by_name(GtkTreeModel *model, GtkTreePath *path,
 252                                   GtkTreeIter *iter, FindNodeByName *data)
 253 {
 254         gchar *name;
 255         gboolean result = FALSE;
 256
 257         gtk_tree_model_get(model, iter, PREFS_PAGE_TITLE, &name, -1);
 258         if (name) {
 259                 result = strcmp(name, data->name) == 0;
 260                 if (result) {
 261                         data->found = TRUE;
 262                         data->node  = *iter;
 263                 }
 264                 g_free(name);
 265         }
 266
 267         return result;
 268 }
 269
 270 static gint prefswindow_tree_sort_by_weight(GtkTreeModel *model,
 271                                             GtkTreeIter  *a,
 272                                             GtkTreeIter  *b,
 273                                             gpointer      context)
 274 {
 275         gfloat f1, f2;
 276         gint i1, i2;
 277
 278         /* From observation sorting should keep in account the original
 279          * order in the prefs_pages list. I.e. if equal weight, prefer
 280          * the index in the pages list */
 281         gtk_tree_model_get(model, a,
 282                            PREFS_PAGE_INDEX,  &i1,
 283                            PREFS_PAGE_WEIGHT, &f1, -1);
 284         gtk_tree_model_get(model, b,
 285                            PREFS_PAGE_INDEX,  &i2,
 286                            PREFS_PAGE_WEIGHT, &f2, -1);
 287
 288         return f1 < f2 ? -1 : (f1 > f2 ?  1 :
 289               (i1 < i2 ?  1 : (i1 > i2 ? -1 : 0)));
 290 }
 291
 292 static void prefswindow_build_page(PrefsWindow *prefswindow, PrefsPage *page)
 293 {
 294         GtkWidget *scrolledwin, *tmp;
 295
 296         if (!page->page_open) {
 297                 scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 298                 gtk_widget_show(scrolledwin);
 299                 gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
 300                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
 301
 302                 page->create_widget(page, GTK_WINDOW(prefswindow->window), prefswindow->data);
 303                 gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(scrolledwin),
 304                                         page->widget);
 305
 306                 gtk_container_add(GTK_CONTAINER(prefswindow->notebook), scrolledwin);
 307                 tmp = gtk_bin_get_child(GTK_BIN(scrolledwin));
 308
 309                 gtk_widget_realize(tmp);
 310                 gtk_widget_realize(page->widget);
 311
 312                 page->widget    = scrolledwin;
 313                 page->page_open = TRUE;
 314         }
 315 }
 316
 317 static void prefswindow_build_all_pages(PrefsWindow *prefswindow, GSList *prefs_pages)
 318 {
 319         GSList *cur;
 320
 321         prefs_pages = g_slist_reverse(prefs_pages);
 322         for (cur = prefs_pages; cur != NULL; cur = g_slist_next(cur)) {
 323                 PrefsPage *page = (PrefsPage *) cur->data;
 324
 325                 prefswindow_build_page(prefswindow, page);
 326         }
 327         prefs_pages = g_slist_reverse(prefs_pages);
 328 }
 329
 330 static void prefswindow_build_tree(GtkWidget *tree_view, GSList *prefs_pages,
 331                                                                         PrefsWindow *prefswindow,
 332                                                                         gboolean preload_pages)
 333 {
 334         GtkTreeStore *store = GTK_TREE_STORE(gtk_tree_view_get_model
 335                         (GTK_TREE_VIEW(tree_view)));
 336         GSList *cur;
 337         gint index; /* index in pages list */
 338 #ifndef GENERIC_UMPC
 339         GtkTreeSelection *selection;
 340         GtkTreeIter iter;
 341 #endif
 342
 343         for (cur = prefs_pages, index = 0; cur != NULL; cur = g_slist_next(cur), index++) {
 344                 PrefsPage *page = (PrefsPage *)cur->data;
 345                 FindNodeByName find_name;
 346                 GtkTreeIter node, child;
 347                 PrefsTreeNode *prefs_node;
 348                 int i;
 349
 350                 /* each page tree component string */
 351                 for (i = 0; page->path[i] != NULL; i++) {
 352                         find_name.found = FALSE;
 353                         find_name.name  = page->path[i];
 354
 355                         /* find node to attach to
 356                          * FIXME: we search the entire tree, so this is suboptimal... */
 357                         gtk_tree_model_foreach(GTK_TREE_MODEL(store),
 358                                                (GtkTreeModelForeachFunc) find_node_by_name,
 359                                                &find_name);
 360                         if (find_name.found && page->path[i] != page->path[i-1]) {
 361                                 node = find_name.node;
 362                                 gtk_tree_model_get(GTK_TREE_MODEL(store), &node,
 363                                                    PREFS_PAGE_DATA, &prefs_node,
 364                                                    -1);
 365                         } else {
 366                                 GAuto *autoptr;
 367
 368                                 /* create a new top level */
 369                                 gtk_tree_store_append(store, &child, i == 0 ? NULL : &node);
 370                                 prefs_node = g_new0(PrefsTreeNode, 1);
 371                                 autoptr = g_auto_pointer_new(prefs_node);
 372                                 gtk_tree_store_set(store, &child,
 373                                                    PREFS_PAGE_TITLE, page->path[i],
 374                                                    PREFS_PAGE_DATA,  prefs_node,
 375                                                    PREFS_PAGE_DATA_AUTO_FREE, autoptr,
 376                                                    PREFS_PAGE_INDEX, index,
 377                                                    PREFS_PAGE_WEIGHT, 0.0f,
 378                                                    -1);
 379                                 g_auto_pointer_free(autoptr);
 380                                 node = child;
 381                         }
 382                 }
 383
 384                 /* right now we have a node and its prefs_node */
 385                 prefs_node->page = page;
 386
 387                 /* parents "inherit" the max weight of the children */
 388                 do {
 389                         gfloat f;
 390
 391                         gtk_tree_model_get(GTK_TREE_MODEL(store), &node,
 392                                            PREFS_PAGE_WEIGHT, &f,
 393                                            -1);
 394                         if (page->weight > f) {
 395                                 f = page->weight;
 396                                 gtk_tree_store_set(store, &node,
 397                                                    PREFS_PAGE_WEIGHT, f,
 398                                                    -1);
 399                         }
 400                         child = node;
 401                 } while (gtk_tree_model_iter_parent(GTK_TREE_MODEL(store),
 402                                                     &node, &child));
 403         }
 404
 405         gtk_tree_view_expand_all(GTK_TREE_VIEW(tree_view));
 406
 407         /* set sort func & sort */
 408         gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(store),
 409                                         PREFS_PAGE_WEIGHT,
 410                                         prefswindow_tree_sort_by_weight,
 411                                         NULL, NULL);
 412         gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(store),
 413                                              PREFS_PAGE_WEIGHT,
 414                                              GTK_SORT_DESCENDING);
 415
 416         if (preload_pages)
 417                 prefswindow_build_all_pages(prefswindow, prefs_pages);
 418
 419         /* select first one or its first child if necessary */
 420 #ifndef GENERIC_UMPC
 421         selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(tree_view));
 422         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter)) {
 423                 if (gtk_tree_model_iter_has_child(GTK_TREE_MODEL(store), &iter)) {
 424                         GtkTreeIter parent = iter;
 425                         if (!gtk_tree_model_iter_children(GTK_TREE_MODEL(store), &iter, &parent))
 426                                 iter = parent;
 427                 }
 428                 gtk_tree_selection_select_iter(selection, &iter);
 429         }
 430 #endif
 431 }
 432
 433 void prefswindow_open_full(const gchar *title, GSList *prefs_pages,
 434                                                          gpointer data, GDestroyNotify func,
 435                                                          gint *save_width, gint *save_height,
 436                                                          gboolean preload_pages,
 437                                                          PrefsOpenCallbackFunc open_cb,
 438                                                          PrefsCloseCallbackFunc close_cb)
 439 {
 440         PrefsWindow *prefswindow;
 441         gint x = gdk_screen_width();
 442         gint y = gdk_screen_height();
 443         static GdkGeometry geometry;
 444         GtkAdjustment *adj;
 445
 446         prefswindow = g_new0(PrefsWindow, 1);
 447
 448         prefswindow->data = data;
 449         prefswindow->func = func;
 450         prefswindow->prefs_pages = g_slist_copy(prefs_pages);
 451         prefswindow->save_width = save_width;
 452         prefswindow->save_height = save_height;
 453         prefswindow->open_cb = open_cb;
 454         prefswindow->close_cb = close_cb;
 455
 456         prefswindow->window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "prefswindow");
 457         gtk_window_set_title(GTK_WINDOW(prefswindow->window), title);
 458
 459         gtk_window_set_position (GTK_WINDOW(prefswindow->window), GTK_WIN_POS_CENTER);
 460         gtk_window_set_modal (GTK_WINDOW (prefswindow->window), TRUE);
 461         gtk_window_set_resizable (GTK_WINDOW(prefswindow->window), TRUE);
 462         gtk_container_set_border_width(GTK_CONTAINER(prefswindow->window), 4);
 463
 464         prefswindow->vbox = gtk_vbox_new(FALSE, 6);
 465         gtk_widget_show(prefswindow->vbox);
 466
 467         prefswindow->paned = gtk_hpaned_new();
 468         gtk_widget_show(prefswindow->paned);
 469
 470         gtk_container_add(GTK_CONTAINER(prefswindow->window), prefswindow->vbox);
 471
 472         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->paned, TRUE, TRUE, 0);
 473
 474         prefswindow->scrolledwindow1 = gtk_scrolled_window_new(NULL, NULL);
 475         gtk_widget_show(prefswindow->scrolledwindow1);
 476         gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
 477                         GTK_SHADOW_IN);
 478         gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1),
 479                         GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
 480
 481         gtk_paned_add1(GTK_PANED(prefswindow->paned), prefswindow->scrolledwindow1);
 482
 483         prefswindow->tree_view = prefswindow_tree_view_create(prefswindow);
 484         gtk_widget_show(prefswindow->tree_view);
 485         gtk_container_add(GTK_CONTAINER(prefswindow->scrolledwindow1),
 486                           prefswindow->tree_view);
 487
 488         prefswindow->vbox2 = gtk_vbox_new(FALSE, 2);
 489         gtk_widget_show(prefswindow->vbox2);
 490
 491         gtk_paned_add2(GTK_PANED(prefswindow->paned), prefswindow->vbox2);
 492
 493         prefswindow->table2 = gtk_table_new(1, 2, FALSE);
 494         gtk_widget_show(prefswindow->table2);
 495         gtk_container_add(GTK_CONTAINER(prefswindow->vbox2), prefswindow->table2);
 496
 497         prefswindow->labelframe = gtk_frame_new(NULL);
 498         gtk_widget_show(prefswindow->labelframe);
 499         gtk_frame_set_shadow_type(GTK_FRAME(prefswindow->labelframe), GTK_SHADOW_OUT);
 500         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->labelframe,
 501                         0, 1, 0, 1, GTK_FILL | GTK_EXPAND, GTK_FILL, 1, 1);
 502
 503         prefswindow->pagelabel = gtk_label_new("");
 504         gtk_widget_show(prefswindow->pagelabel);
 505         gtk_label_set_justify(GTK_LABEL(prefswindow->pagelabel), GTK_JUSTIFY_LEFT);
 506         gtk_misc_set_alignment(GTK_MISC(prefswindow->pagelabel), 0, 0.0);
 507         gtk_container_add(GTK_CONTAINER(prefswindow->labelframe), prefswindow->pagelabel);
 508
 509         prefswindow->notebook = gtk_notebook_new();
 510         gtk_widget_show(prefswindow->notebook);
 511         gtk_notebook_set_scrollable(GTK_NOTEBOOK(prefswindow->notebook), TRUE);
 512         gtk_notebook_set_show_tabs(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 513         gtk_notebook_set_show_border(GTK_NOTEBOOK(prefswindow->notebook), FALSE);
 514
 515         gtk_table_attach(GTK_TABLE(prefswindow->table2), prefswindow->notebook,
 516                         0, 1, 1, 2, GTK_FILL | GTK_EXPAND, GTK_FILL | GTK_EXPAND, 0, 4);
 517
 518         prefswindow->empty_page = gtk_label_new("");
 519         gtk_widget_show(prefswindow->empty_page);
 520         gtk_container_add(GTK_CONTAINER(prefswindow->notebook), prefswindow->empty_page);
 521
 522         prefswindow_build_tree(prefswindow->tree_view, prefs_pages, prefswindow,
 523                                                         preload_pages);
 524
 525         if (open_cb)
 526                 open_cb(GTK_WINDOW(prefswindow->window));
 527
 528         gtk_widget_grab_focus(prefswindow->tree_view);
 529
 530 #ifndef GENERIC_UMPC
 531         gtkut_stock_button_set_create(&prefswindow->confirm_area,
 532                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
 533                                       &prefswindow->cancel_btn, GTK_STOCK_CANCEL,
 534                                       &prefswindow->ok_btn,     GTK_STOCK_OK);
 535 #else
 536         gtkut_stock_button_set_create(&prefswindow->confirm_area,
 537                                       &prefswindow->apply_btn,  GTK_STOCK_APPLY,
 538                                       &prefswindow->ok_btn,     GTK_STOCK_CLOSE,
 539                                       NULL,                     NULL);
 540 #endif
 541         gtk_widget_show_all(prefswindow->confirm_area);
 542         gtk_widget_show(prefswindow->vbox);
 543         gtk_widget_show(prefswindow->scrolledwindow1);
 544
 545         gtk_box_pack_start(GTK_BOX(prefswindow->vbox), prefswindow->confirm_area, FALSE, FALSE, 0);
 546
 547 #ifndef GENERIC_UMPC
 548         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked",
 549                          G_CALLBACK(ok_button_clicked), prefswindow);
 550         g_signal_connect(G_OBJECT(prefswindow->cancel_btn), "clicked",
 551                          G_CALLBACK(cancel_button_clicked), prefswindow);
 552         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked",
 553                          G_CALLBACK(apply_button_clicked), prefswindow);
 554 #else
 555         g_signal_connect(G_OBJECT(prefswindow->ok_btn), "clicked",
 556                          G_CALLBACK(ok_button_clicked), prefswindow);
 557         g_signal_connect(G_OBJECT(prefswindow->apply_btn), "clicked",
 558                          G_CALLBACK(apply_button_clicked), prefswindow);
 559 #endif
 560
 561         g_signal_connect(G_OBJECT(prefswindow->window), "delete_event",
 562                          G_CALLBACK(window_closed), prefswindow);
 563
 564 #ifdef MAEMO
 565         maemo_connect_key_press_to_mainwindow(GTK_WINDOW(prefswindow->window));
 566 #else
 567         g_signal_connect(G_OBJECT(prefswindow->window), "key_press_event",
 568                            G_CALLBACK(prefswindow_key_pressed), &(prefswindow->window));
 569 #endif
 570
 571         /* connect to callback only if we hhave non-NULL pointers to store size to */
 572         if (prefswindow->save_width && prefswindow->save_height) {
 573                 g_signal_connect(G_OBJECT(prefswindow->window), "size_allocate",
 574                                  G_CALLBACK(prefs_size_allocate_cb), prefswindow);
 575         }
 576
 577         if (!geometry.min_height) {
 578
 579                 if (x < 800 && y < 600) {
 580                         geometry.min_width = 600;
 581                         geometry.min_height = 440;
 582                 } else {
 583                         geometry.min_width = 700;
 584                         geometry.min_height = 550;
 585                 }
 586         }
 587         gtk_window_set_geometry_hints(GTK_WINDOW(prefswindow->window), NULL, &geometry,
 588                                       GDK_HINT_MIN_SIZE);
 589         if (prefswindow->save_width && prefswindow->save_height) {
 590                 gtk_widget_set_size_request(prefswindow->window, *(prefswindow->save_width),
 591                                             *(prefswindow->save_height));
 592         }
 593
 594 #ifdef GENERIC_UMPC
 595         prefs_show_sections(prefswindow);
 596 #endif
 597         gtk_widget_show(prefswindow->window);
 598 #ifdef MAEMO
 599         maemo_window_full_screen_if_needed(GTK_WINDOW(prefswindow->window));
 600 #endif
 601         adj = gtk_scrolled_window_get_vadjustment(
 602                         GTK_SCROLLED_WINDOW(prefswindow->scrolledwindow1));
 603         gtk_adjustment_set_value(adj, gtk_adjustment_get_lower(adj));
 604         gtk_adjustment_changed(adj);
 605 }
 606
 607 void prefswindow_open(const gchar *title, GSList *prefs_pages, gpointer data,
 608                                          gint *save_width, gint *save_height,
 609                                          PrefsOpenCallbackFunc open_cb,
 610                                          PrefsCloseCallbackFunc close_cb)
 611 {
 612         prefswindow_open_full(title, prefs_pages, data, NULL, save_width, save_height,
 613                                                   FALSE, open_cb, close_cb);
 614 }
 615
 616 /*!
 617  *\brief        Save Gtk object size to prefs dataset
 618  */
 619 static void prefs_size_allocate_cb(GtkWidget *widget,
 620                                          GtkAllocation *allocation, gpointer *user_data)
 621 {
 622         PrefsWindow *prefswindow = (PrefsWindow *) user_data;
 623
 624         cm_return_if_fail(allocation != NULL);
 625
 626         /* don't try to save size to NULL pointers */
 627         if (prefswindow && prefswindow->save_width && prefswindow->save_height) {
 628                 *(prefswindow->save_width) = allocation->width;
 629                 *(prefswindow->save_height) = allocation->height;
 630         }
 631 }
 632
 633 static GtkTreeStore *prefswindow_create_data_store(void)
 634 {
 635         return gtk_tree_store_new(N_PREFS_PAGE_COLUMNS,
 636                                   G_TYPE_STRING,
 637                                   G_TYPE_POINTER,
 638                                   G_TYPE_AUTO_POINTER,
 639                                   G_TYPE_FLOAT,
 640                                   G_TYPE_INT,
 641                                   -1);
 642 }
 643
 644 static GtkWidget *prefswindow_tree_view_create(PrefsWindow *prefswindow)
 645 {
 646         GtkTreeView *tree_view;
 647         GtkTreeSelection *selector;
 648         GtkTreeModel *model;
 649
 650         model = GTK_TREE_MODEL(prefswindow_create_data_store());
 651         tree_view = GTK_TREE_VIEW(gtk_tree_view_new_with_model(model));
 652         g_object_unref(model);
 653         gtk_tree_view_set_rules_hint(tree_view, prefs_common.use_stripes_everywhere);
 654
 655         selector = gtk_tree_view_get_selection(tree_view);
 656         gtk_tree_selection_set_mode(selector, GTK_SELECTION_BROWSE);
 657         gtk_tree_selection_set_select_function(selector, prefswindow_row_selected,
 658                                                prefswindow, NULL);
 659
 660         /* create the columns */
 661         prefs_filtering_create_tree_view_columns(GTK_WIDGET(tree_view));
 662
 663         return GTK_WIDGET(tree_view);
 664 }
 665
 666 static void prefs_filtering_create_tree_view_columns(GtkWidget *tree_view)
 667 {
 668         GtkTreeViewColumn *column;
 669         GtkCellRenderer *renderer;
 670
 671         renderer = gtk_cell_renderer_text_new();
 672         column = gtk_tree_view_column_new_with_attributes
 673                 (_("Page Index"),
 674                  renderer,
 675                  "text", PREFS_PAGE_TITLE,
 676                  NULL);
 677         gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), column);
 678 }
 679
 680 static gboolean prefswindow_row_selected(GtkTreeSelection *selector,
 681                                          GtkTreeModel *model,
 682                                          GtkTreePath *path,
 683                                          gboolean currently_selected,
 684                                          gpointer data)
 685 {
 686         PrefsTreeNode *prefsnode;
 687         PrefsPage *page;
 688         PrefsWindow *prefswindow = (PrefsWindow *) data;
 689         gfloat lower;
 690         gchar *labeltext;
 691         gint pagenum, i;
 692         GtkTreeIter iter;
 693         GtkAdjustment *adj;
 694
 695         if (gtk_tree_path_get_depth(path) < 2)
 696                 return FALSE;
 697 #ifndef GENERIC_UMPC
 698         if (currently_selected)
 699                 return TRUE;
 700 #endif
 701         if (!gtk_tree_model_get_iter(GTK_TREE_MODEL(model), &iter, path))
 702                 return TRUE;
 703
 704         gtk_tree_model_get(model, &iter, PREFS_PAGE_DATA, &prefsnode, -1);
 705         page = prefsnode->page;
 706
 707         debug_print("%f\n", prefsnode->treeweight);
 708
 709         if (page == NULL) {
 710                 gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), "");
 711                 pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
 712                                                 prefswindow->empty_page);
 713                 gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
 714                                               pagenum);
 715                 return TRUE;
 716         }
 717
 718         prefswindow_build_page(prefswindow, page);
 719
 720         i = 0;
 721         while (page->path[i + 1] != 0)
 722                 i++;
 723         labeltext = page->path[i];
 724
 725         gtk_label_set_text(GTK_LABEL(prefswindow->pagelabel), labeltext);
 726
 727         pagenum = gtk_notebook_page_num(GTK_NOTEBOOK(prefswindow->notebook),
 728                                         page->widget);
 729         gtk_notebook_set_current_page(GTK_NOTEBOOK(prefswindow->notebook),
 730                                       pagenum);
 731
 732         adj = gtk_scrolled_window_get_vadjustment(
 733                         GTK_SCROLLED_WINDOW(page->widget));
 734         lower = gtk_adjustment_get_lower(adj);
 735         gtk_adjustment_set_value(adj, lower);
 736         gtk_adjustment_changed(adj);
 737         adj = gtk_scrolled_window_get_hadjustment(
 738                         GTK_SCROLLED_WINDOW(page->widget));
 739         gtk_adjustment_set_value(adj, lower);
 740         gtk_adjustment_changed(adj);
 741
 742 #ifdef GENERIC_UMPC
 743         prefs_show_page(prefswindow);
 744 #endif
 745         return TRUE;
 746 }
 747