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 <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) {
 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