git.maemo.org Git - modest/blob - src/widgets/modest-folder-view.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <glib/gi18n.h>
  31 #include <string.h>
  32
  33 #include <tny-gtk-account-list-model.h>
  34 #include <tny-gtk-folder-store-tree-model.h>
  35 #include <tny-gtk-header-list-model.h>
  36 #include <tny-account-store.h>
  37 #include <tny-account.h>
  38 #include <tny-folder.h>
  39 #include <tny-camel-folder.h>
  40 #include <modest-tny-folder.h>
  41 #include <modest-marshal.h>
  42 #include <modest-icon-names.h>
  43 #include <modest-icon-factory.h>
  44 #include <modest-tny-account-store.h>
  45 #include <modest-text-utils.h>
  46
  47 #include "modest-folder-view.h"
  48
  49 /* 'private'/'protected' functions */
  50 static void modest_folder_view_class_init  (ModestFolderViewClass *klass);
  51 static void modest_folder_view_init        (ModestFolderView *obj);
  52 static void modest_folder_view_finalize    (GObject *obj);
  53
  54 static gboolean     update_model             (ModestFolderView *self,
  55                                               ModestTnyAccountStore *account_store);
  56 static gboolean     update_model_empty       (ModestFolderView *self);
  57
  58 static void         on_selection_changed     (GtkTreeSelection *sel, gpointer data);
  59 static void         on_subscription_changed  (TnyStoreAccount *store_account, TnyFolder *folder,
  60                                               ModestFolderView *self);
  61
  62 static void         modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self);
  63
  64 static gint         cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
  65                               gpointer user_data);
  66
  67
  68 enum {
  69         FOLDER_SELECTION_CHANGED_SIGNAL,
  70         LAST_SIGNAL
  71 };
  72
  73 typedef struct _ModestFolderViewPrivate ModestFolderViewPrivate;
  74 struct _ModestFolderViewPrivate {
  75         TnyAccountStore     *account_store;
  76         TnyFolder           *cur_folder;
  77
  78         gulong               sig1, sig2;
  79         gulong              *store_accounts_handlers;
  80         GMutex              *lock;
  81         GtkTreeSelection    *cur_selection;
  82         TnyFolderStoreQuery *query;
  83
  84 };
  85 #define MODEST_FOLDER_VIEW_GET_PRIVATE(o)                               \
  86         (G_TYPE_INSTANCE_GET_PRIVATE((o),                               \
  87                                      MODEST_TYPE_FOLDER_VIEW,           \
  88                                      ModestFolderViewPrivate))
  89 /* globals */
  90 static GObjectClass *parent_class = NULL;
  91
  92 static guint signals[LAST_SIGNAL] = {0};
  93
  94 GType
  95 modest_folder_view_get_type (void)
  96 {
  97         static GType my_type = 0;
  98         if (!my_type) {
  99                 static const GTypeInfo my_info = {
 100                         sizeof(ModestFolderViewClass),
 101                         NULL,           /* base init */
 102                         NULL,           /* base finalize */
 103                         (GClassInitFunc) modest_folder_view_class_init,
 104                         NULL,           /* class finalize */
 105                         NULL,           /* class data */
 106                         sizeof(ModestFolderView),
 107                         1,              /* n_preallocs */
 108                         (GInstanceInitFunc) modest_folder_view_init,
 109                         NULL
 110                 };
 111
 112                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
 113                                                   "ModestFolderView",
 114                                                   &my_info, 0);
 115         }
 116         return my_type;
 117 }
 118
 119 static void
 120 modest_folder_view_class_init (ModestFolderViewClass *klass)
 121 {
 122         GObjectClass *gobject_class;
 123         gobject_class = (GObjectClass*) klass;
 124
 125         parent_class            = g_type_class_peek_parent (klass);
 126         gobject_class->finalize = modest_folder_view_finalize;
 127
 128         klass->update_model = modest_folder_view_update_model;
 129
 130         g_type_class_add_private (gobject_class,
 131                                   sizeof(ModestFolderViewPrivate));
 132
 133         signals[FOLDER_SELECTION_CHANGED_SIGNAL] =
 134                 g_signal_new ("folder_selection_changed",
 135                               G_TYPE_FROM_CLASS (gobject_class),
 136                               G_SIGNAL_RUN_FIRST,
 137                               G_STRUCT_OFFSET (ModestFolderViewClass,
 138                                                folder_selection_changed),
 139                               NULL, NULL,
 140                               modest_marshal_VOID__POINTER_BOOLEAN,
 141                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_BOOLEAN);
 142 }
 143
 144
 145
 146 static void
 147 text_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 148                  GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer data)
 149 {
 150         GObject *rendobj;
 151         gchar *fname;
 152         gint unread;
 153         TnyFolderType type;
 154         TnyFolder *folder;
 155
 156         g_return_if_fail (column);
 157         g_return_if_fail (tree_model);
 158
 159         gtk_tree_model_get (tree_model, iter,
 160                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 161                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread,
 162                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 163                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder,
 164                             -1);
 165         rendobj = G_OBJECT(renderer);
 166
 167         if (!fname)
 168                 return;
 169
 170         if (folder && type != TNY_FOLDER_TYPE_ROOT) { /* FIXME: tnymail bug? crashes with root folders */
 171                 if (modest_tny_folder_is_local_folder (folder)) {
 172                         TnyFolderType type;
 173                         type = modest_tny_folder_get_local_folder_type (folder);
 174                         if (type != TNY_FOLDER_TYPE_UNKNOWN) {
 175                                 g_free (fname);
 176                                 fname = g_strdup(modest_local_folder_info_get_type_display_name (type));
 177                         }
 178                 }
 179         } else if (folder && type == TNY_FOLDER_TYPE_ROOT) {
 180                 if (strcmp (fname, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0) {/* FIXME: hack */
 181                         g_free (fname);
 182                         fname = g_strdup (MODEST_LOCAL_FOLDERS_DISPLAY_NAME);
 183                 }
 184         }
 185
 186         if (unread > 0) {
 187                 gchar *folder_title = g_strdup_printf ("%s (%d)", fname, unread);
 188                 g_object_set (rendobj,"text", folder_title,  "weight", 800, NULL);
 189                 g_free (folder_title);
 190         } else
 191                 g_object_set (rendobj,"text", fname, "weight", 400, NULL);
 192
 193         g_free (fname);
 194 }
 195
 196
 197
 198 static void
 199 icon_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 200                  GtkTreeModel *tree_model,  GtkTreeIter *iter, gpointer data)
 201 {
 202         GObject *rendobj;
 203         GdkPixbuf *pixbuf;
 204         TnyFolderType type;
 205         gchar *fname = NULL;
 206         gint unread;
 207
 208         rendobj = G_OBJECT(renderer);
 209         gtk_tree_model_get (tree_model, iter,
 210                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 211                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 212                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, -1);
 213         rendobj = G_OBJECT(renderer);
 214
 215         if (type == TNY_FOLDER_TYPE_NORMAL || type == TNY_FOLDER_TYPE_UNKNOWN)
 216                 type = modest_tny_folder_guess_folder_type_from_name (fname);
 217         g_free (fname);
 218
 219         switch (type) {
 220         case TNY_FOLDER_TYPE_ROOT:
 221                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_ACCOUNT);
 222                 break;
 223         case TNY_FOLDER_TYPE_INBOX:
 224                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_INBOX);
 225                 break;
 226         case TNY_FOLDER_TYPE_OUTBOX:
 227                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OUTBOX);
 228                 break;
 229         case TNY_FOLDER_TYPE_JUNK:
 230                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_JUNK);
 231                 break;
 232         case TNY_FOLDER_TYPE_SENT:
 233                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_SENT);
 234                 break;
 235         case TNY_FOLDER_TYPE_DRAFTS:
 236                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_DRAFTS);
 237                 break;
 238         case TNY_FOLDER_TYPE_NOTES:
 239                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NOTES);
 240                 break;
 241         case TNY_FOLDER_TYPE_CALENDAR:
 242                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CALENDAR);
 243                 break;
 244         case TNY_FOLDER_TYPE_CONTACTS:
 245                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CONTACTS);
 246                 break;
 247         case TNY_FOLDER_TYPE_NORMAL:
 248         default:
 249                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NORMAL);
 250                 break;
 251         }
 252
 253         g_object_set (rendobj,
 254                       "pixbuf-expander-open",
 255                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OPEN),
 256                       "pixbuf-expander-closed",
 257                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CLOSED),
 258                       "pixbuf", pixbuf,
 259                       NULL);
 260 }
 261
 262 static void
 263 modest_folder_view_init (ModestFolderView *obj)
 264 {
 265         ModestFolderViewPrivate *priv;
 266         GtkTreeViewColumn *column;
 267         GtkCellRenderer *renderer;
 268         GtkTreeSelection *sel;
 269
 270         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 271
 272         priv->account_store  = NULL;
 273         priv->cur_folder     = NULL;
 274         priv->query          = NULL;
 275         priv->lock           = g_mutex_new ();
 276
 277         column = gtk_tree_view_column_new ();
 278         gtk_tree_view_append_column (GTK_TREE_VIEW(obj),column);
 279
 280         renderer = gtk_cell_renderer_pixbuf_new();
 281         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 282         gtk_tree_view_column_set_cell_data_func(column, renderer,
 283                                                 icon_cell_data, NULL, NULL);
 284
 285         renderer = gtk_cell_renderer_text_new();
 286         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 287         gtk_tree_view_column_set_cell_data_func(column, renderer,
 288                                                 text_cell_data, NULL, NULL);
 289
 290         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 291         gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE);
 292
 293         gtk_tree_view_column_set_spacing (column, 2);
 294         gtk_tree_view_column_set_resizable (column, TRUE);
 295         gtk_tree_view_column_set_fixed_width (column, TRUE);
 296         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), FALSE);
 297         gtk_tree_view_set_enable_search     (GTK_TREE_VIEW(obj), FALSE);
 298
 299 }
 300
 301 static void
 302 modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self)
 303 {
 304         TnyIterator *iter;
 305         ModestFolderViewPrivate *priv;
 306         GtkTreeModel *model;
 307         GtkTreeModelSort *sortable;
 308         gint i = 0;
 309
 310         sortable = GTK_TREE_MODEL_SORT (gtk_tree_view_get_model (self));
 311         if (!sortable)
 312                 return;
 313
 314         model = gtk_tree_model_sort_get_model (sortable);
 315         if (!model)
 316                 return;
 317
 318         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE (self);
 319         iter = tny_list_create_iterator (TNY_LIST (model));
 320         while (!tny_iterator_is_done (iter)) {
 321                 g_signal_handler_disconnect (G_OBJECT (tny_iterator_get_current (iter)),
 322                                              priv->store_accounts_handlers [i++]);
 323                 tny_iterator_next (iter);
 324         }
 325         g_object_unref (G_OBJECT (iter));
 326 }
 327
 328
 329 static void
 330 modest_folder_view_finalize (GObject *obj)
 331 {
 332         ModestFolderViewPrivate *priv;
 333         GtkTreeSelection    *sel;
 334
 335         g_return_if_fail (obj);
 336
 337         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 338         if (priv->account_store) {
 339                 g_signal_handler_disconnect (G_OBJECT(priv->account_store),
 340                                              priv->sig1);
 341                 g_object_unref (G_OBJECT(priv->account_store));
 342                 priv->account_store = NULL;
 343         }
 344
 345         if (priv->lock) {
 346                 g_mutex_free (priv->lock);
 347                 priv->lock = NULL;
 348         }
 349
 350         if (priv->store_accounts_handlers) {
 351                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (obj));
 352                 g_free (priv->store_accounts_handlers);
 353                 priv->store_accounts_handlers = NULL;
 354         }
 355
 356         if (priv->query) {
 357                 g_object_unref (G_OBJECT (priv->query));
 358                 priv->query = NULL;
 359         }
 360
 361         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 362         if (sel)
 363                 g_signal_handler_disconnect (G_OBJECT(sel), priv->sig2);
 364
 365         G_OBJECT_CLASS(parent_class)->finalize (obj);
 366 }
 367
 368
 369 static void
 370 on_account_update (TnyAccountStore *account_store, const gchar *account,
 371                    gpointer user_data)
 372 {
 373         if (!update_model (MODEST_FOLDER_VIEW(user_data),
 374                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 375                 g_printerr ("modest: failed to update model for changes in '%s'",
 376                             account);
 377 }
 378
 379 void
 380 modest_folder_view_set_title (ModestFolderView *self, const gchar *title)
 381 {
 382         GtkTreeViewColumn *col;
 383
 384         g_return_if_fail (self);
 385
 386         col = gtk_tree_view_get_column (GTK_TREE_VIEW(self), 0);
 387         if (!col) {
 388                 g_printerr ("modest: failed get column for title\n");
 389                 return;
 390         }
 391
 392         gtk_tree_view_column_set_title (col, title);
 393         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self),
 394                                            title != NULL);
 395 }
 396
 397 GtkWidget*
 398 modest_folder_view_new (ModestTnyAccountStore *account_store,
 399                         TnyFolderStoreQuery *query)
 400 {
 401         GObject *self;
 402         ModestFolderViewPrivate *priv;
 403         GtkTreeSelection *sel;
 404
 405         g_return_val_if_fail (account_store, NULL);
 406
 407         self = G_OBJECT(g_object_new(MODEST_TYPE_FOLDER_VIEW, NULL));
 408         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 409
 410         priv->account_store = g_object_ref (G_OBJECT (account_store));
 411         if (query)
 412                 priv->query = g_object_ref (G_OBJECT (query));
 413
 414         if (!update_model (MODEST_FOLDER_VIEW(self),
 415                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 416                 g_printerr ("modest: failed to update model\n");
 417
 418         priv->sig1 = g_signal_connect (G_OBJECT(account_store), "account_update",
 419                                        G_CALLBACK (on_account_update), self);
 420
 421         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 422         priv->sig2 = g_signal_connect (sel, "changed",
 423                                        G_CALLBACK(on_selection_changed), self);
 424         return GTK_WIDGET(self);
 425 }
 426
 427
 428 static gboolean
 429 update_model_empty (ModestFolderView *self)
 430 {
 431         ModestFolderViewPrivate *priv;
 432
 433         g_return_val_if_fail (self, FALSE);
 434         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 435
 436         /* Disconnect old handlers */
 437         if (priv->store_accounts_handlers) {
 438                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (self));
 439                 g_free (priv->store_accounts_handlers);
 440                 priv->store_accounts_handlers = NULL;
 441         }
 442
 443         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 444                        NULL, TRUE);
 445         return TRUE;
 446 }
 447
 448
 449 static void
 450 update_store_account_handlers (ModestFolderView *self, TnyList *account_list)
 451 {
 452         ModestFolderViewPrivate *priv;
 453         TnyIterator *iter;
 454         guint len;
 455
 456         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 457
 458         /* Listen to subscription changes */
 459         len = tny_list_get_length (TNY_LIST (account_list));
 460
 461         g_assert (priv->store_accounts_handlers == NULL); /* don't leak */
 462         priv->store_accounts_handlers = g_malloc0 (sizeof (guint) * len);
 463         iter = tny_list_create_iterator (account_list);
 464
 465         if (!tny_iterator_is_done (iter)) {
 466                 gint i = 0;
 467
 468                 do  {
 469
 470                         priv->store_accounts_handlers [i++] =
 471                                 g_signal_connect (G_OBJECT (tny_iterator_get_current (iter)),
 472                                                   "subscription_changed",
 473                                                   G_CALLBACK (on_subscription_changed),
 474                                                   self);
 475                         tny_iterator_next (iter);
 476                 } while (!tny_iterator_is_done (iter));
 477         }
 478         g_object_unref (G_OBJECT (iter));
 479 }
 480
 481
 482
 483 /* this feels dirty; any other way to expand all the root items? */
 484 static void
 485 expand_root_items (ModestFolderView *self)
 486 {
 487         GtkTreePath *path;
 488         path = gtk_tree_path_new_first ();
 489
 490         /* all folders should have child items, so.. */
 491         while (gtk_tree_view_expand_row (GTK_TREE_VIEW(self), path, FALSE))
 492                 gtk_tree_path_next (path);
 493
 494         gtk_tree_path_free (path);
 495 }
 496
 497
 498
 499 static gboolean
 500 update_model (ModestFolderView *self, ModestTnyAccountStore *account_store)
 501 {
 502         ModestFolderViewPrivate *priv;
 503
 504         TnyList          *account_list;
 505         GtkTreeModel     *model, *sortable;
 506
 507         g_return_val_if_fail (account_store, FALSE);
 508
 509         update_model_empty (self);
 510
 511         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 512
 513         model        = tny_gtk_folder_store_tree_model_new (FALSE, NULL);
 514         account_list = TNY_LIST(model);
 515
 516         tny_account_store_get_accounts (TNY_ACCOUNT_STORE(account_store),
 517                                         account_list,
 518                                         TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
 519         if (account_list) {
 520                 sortable = gtk_tree_model_sort_new_with_model (model);
 521                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
 522                                                       TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN,
 523                                                       GTK_SORT_ASCENDING);
 524                 gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (sortable),
 525                                                  TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN,
 526                                                  cmp_rows, NULL, NULL);
 527                 gtk_tree_view_set_model (GTK_TREE_VIEW(self), sortable);
 528                 expand_root_items (self); /* expand all account folders */
 529
 530                 update_store_account_handlers (self, account_list);
 531         }
 532
 533         g_object_unref (model);
 534         return TRUE;
 535 }
 536
 537
 538 static void
 539 on_selection_changed (GtkTreeSelection *sel, gpointer user_data)
 540 {
 541         GtkTreeModel            *model;
 542         TnyFolder               *folder = NULL;
 543         GtkTreeIter             iter;
 544         ModestFolderView        *tree_view;
 545         ModestFolderViewPrivate *priv;
 546         gint                    type;
 547
 548         g_return_if_fail (sel);
 549         g_return_if_fail (user_data);
 550
 551         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(user_data);
 552         priv->cur_selection = sel;
 553
 554         /* folder was _un_selected if true */
 555         if (!gtk_tree_selection_get_selected (sel, &model, &iter)) {
 556                 priv->cur_folder = NULL; /* FIXME: need this? */
 557                return;
 558         }
 559
 560         tree_view = MODEST_FOLDER_VIEW (user_data);
 561         gtk_tree_model_get (model, &iter,
 562                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 563                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder,
 564                             -1);
 565
 566         if (type == TNY_FOLDER_TYPE_ROOT)
 567                 return;
 568
 569         /* emit 2 signals: one for the unselection of the old one,
 570          * and one for the selection of the new on */
 571         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 572                        priv->cur_folder, FALSE);
 573         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 574                        folder, TRUE);
 575         if (priv->cur_folder)
 576                 tny_folder_sync (priv->cur_folder, TRUE, NULL); /* FIXME */
 577         priv->cur_folder = folder;
 578
 579 }
 580
 581 static void
 582 on_subscription_changed  (TnyStoreAccount *store_account,
 583                           TnyFolder *folder,
 584                           ModestFolderView *self)
 585 {
 586         /* TODO: probably we won't need a full reload, just the store
 587            account or even the parent of the folder */
 588
 589         ModestFolderViewPrivate *priv;
 590
 591         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 592         update_model (self, MODEST_TNY_ACCOUNT_STORE (priv->account_store));
 593 }
 594
 595
 596 gboolean
 597 modest_folder_view_update_model (ModestFolderView *self, TnyAccountStore *account_store)
 598 {
 599         g_return_val_if_fail (MODEST_IS_FOLDER_VIEW (self), FALSE);
 600
 601         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL],
 602                        0, NULL, TRUE);
 603
 604         return update_model (self, MODEST_TNY_ACCOUNT_STORE(account_store)); /* ugly */
 605 }
 606
 607 TnyFolder *
 608 modest_folder_view_get_selected (ModestFolderView *self)
 609 {
 610         ModestFolderViewPrivate *priv;
 611
 612         g_return_val_if_fail (self, NULL);
 613
 614         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 615         if (priv->cur_folder)
 616                 g_object_ref (priv->cur_folder);
 617
 618         return priv->cur_folder;
 619 }
 620
 621 static gint
 622 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 623           gpointer user_data)
 624 {
 625         gint cmp;
 626         gchar         *name1, *name2;
 627         TnyFolderType type;
 628         TnyFolder     *folder1, *folder2;
 629
 630         gtk_tree_model_get (tree_model, iter1,
 631                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name1,
 632                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 633                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder1,
 634                             -1);
 635         gtk_tree_model_get (tree_model, iter2,
 636                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name2,
 637                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder2,
 638                             -1);
 639
 640         /* local_folders should be the last one */
 641         if (type == TNY_FOLDER_TYPE_ROOT) {
 642                 /* the account name is also the name of the root folder
 643                  * in case of local folders */
 644                 if (strcmp (name1, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0)
 645                         cmp = +1;
 646                 else if (strcmp (name2, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0)
 647                         cmp = -1;
 648                 else
 649                         cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE);
 650         } else {
 651                 cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE);
 652         }
 653         g_free (name1);
 654         g_free (name2);
 655
 656         return cmp;
 657 }