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 gboolean     modest_folder_view_update_model     (ModestFolderView *self,
  63                                                          TnyAccountStore *account_store);
  64
  65 static void         modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self);
  66
  67 static gint         cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
  68                               gpointer user_data);
  69
  70
  71 enum {
  72         FOLDER_SELECTION_CHANGED_SIGNAL,
  73         LAST_SIGNAL
  74 };
  75
  76 typedef struct _ModestFolderViewPrivate ModestFolderViewPrivate;
  77 struct _ModestFolderViewPrivate {
  78
  79         TnyAccountStore     *account_store;
  80         TnyFolder           *cur_folder;
  81
  82         gulong               sig1, sig2;
  83         gulong              *store_accounts_handlers;
  84         GMutex              *lock;
  85         GtkTreeSelection    *cur_selection;
  86         TnyFolderStoreQuery *query;
  87
  88 };
  89 #define MODEST_FOLDER_VIEW_GET_PRIVATE(o)                               \
  90         (G_TYPE_INSTANCE_GET_PRIVATE((o),                               \
  91                                      MODEST_TYPE_FOLDER_VIEW,           \
  92                                      ModestFolderViewPrivate))
  93 /* globals */
  94 static GObjectClass *parent_class = NULL;
  95
  96 static guint signals[LAST_SIGNAL] = {0};
  97
  98 GType
  99 modest_folder_view_get_type (void)
 100 {
 101         static GType my_type = 0;
 102         if (!my_type) {
 103                 static const GTypeInfo my_info = {
 104                         sizeof(ModestFolderViewClass),
 105                         NULL,           /* base init */
 106                         NULL,           /* base finalize */
 107                         (GClassInitFunc) modest_folder_view_class_init,
 108                         NULL,           /* class finalize */
 109                         NULL,           /* class data */
 110                         sizeof(ModestFolderView),
 111                         1,              /* n_preallocs */
 112                         (GInstanceInitFunc) modest_folder_view_init,
 113                         NULL
 114                 };
 115
 116                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
 117                                                   "ModestFolderView",
 118                                                   &my_info, 0);
 119         }
 120         return my_type;
 121 }
 122
 123 static void
 124 modest_folder_view_class_init (ModestFolderViewClass *klass)
 125 {
 126         GObjectClass *gobject_class;
 127         gobject_class = (GObjectClass*) klass;
 128
 129         parent_class            = g_type_class_peek_parent (klass);
 130         gobject_class->finalize = modest_folder_view_finalize;
 131
 132         klass->update_model = modest_folder_view_update_model;
 133
 134         g_type_class_add_private (gobject_class,
 135                                   sizeof(ModestFolderViewPrivate));
 136
 137         signals[FOLDER_SELECTION_CHANGED_SIGNAL] =
 138                 g_signal_new ("folder_selection_changed",
 139                               G_TYPE_FROM_CLASS (gobject_class),
 140                               G_SIGNAL_RUN_FIRST,
 141                               G_STRUCT_OFFSET (ModestFolderViewClass,
 142                                                folder_selection_changed),
 143                               NULL, NULL,
 144                               modest_marshal_VOID__POINTER_BOOLEAN,
 145                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_BOOLEAN);
 146 }
 147
 148
 149
 150 static void
 151 text_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 152                  GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer data)
 153 {
 154         GObject *rendobj;
 155         gchar *fname;
 156         gint unread;
 157         TnyFolderType type;
 158         TnyFolder *folder;
 159
 160         g_return_if_fail (column);
 161         g_return_if_fail (tree_model);
 162
 163         gtk_tree_model_get (tree_model, iter,
 164                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 165                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread,
 166                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 167                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder,
 168                             -1);
 169         rendobj = G_OBJECT(renderer);
 170
 171         if (!fname)
 172                 return;
 173
 174         if (folder && type != TNY_FOLDER_TYPE_ROOT) { /* FIXME: tnymail bug? crashes with root folders */
 175                 if (modest_tny_folder_is_local_folder (folder)) {
 176                         TnyFolderType type;
 177                         type = modest_tny_folder_get_local_folder_type (folder);
 178                         if (type != TNY_FOLDER_TYPE_UNKNOWN) {
 179                                 g_free (fname);
 180                                 fname = g_strdup(modest_local_folder_info_get_type_display_name (type));
 181                         }
 182                 }
 183         } else if (folder && type == TNY_FOLDER_TYPE_ROOT) {
 184                 if (strcmp (fname, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0) {/* FIXME: hack */
 185                         g_free (fname);
 186                         fname = g_strdup (MODEST_LOCAL_FOLDERS_DISPLAY_NAME);
 187                 }
 188         }
 189
 190         if (unread > 0) {
 191                 gchar *folder_title = g_strdup_printf ("%s (%d)", fname, unread);
 192                 g_object_set (rendobj,"text", folder_title,  "weight", 800, NULL);
 193                 g_free (folder_title);
 194         } else
 195                 g_object_set (rendobj,"text", fname, "weight", 400, NULL);
 196
 197         g_free (fname);
 198 }
 199
 200
 201
 202 static void
 203 icon_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 204                  GtkTreeModel *tree_model,  GtkTreeIter *iter, gpointer data)
 205 {
 206         GObject *rendobj;
 207         GdkPixbuf *pixbuf;
 208         TnyFolderType type;
 209         gchar *fname = NULL;
 210         gint unread;
 211
 212         rendobj = G_OBJECT(renderer);
 213         gtk_tree_model_get (tree_model, iter,
 214                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 215                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 216                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, -1);
 217         rendobj = G_OBJECT(renderer);
 218
 219         if (type == TNY_FOLDER_TYPE_NORMAL || type == TNY_FOLDER_TYPE_UNKNOWN)
 220                 type = modest_tny_folder_guess_folder_type_from_name (fname);
 221         g_free (fname);
 222
 223         switch (type) {
 224         case TNY_FOLDER_TYPE_ROOT:
 225                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_ACCOUNT);
 226                 break;
 227         case TNY_FOLDER_TYPE_INBOX:
 228                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_INBOX);
 229                 break;
 230         case TNY_FOLDER_TYPE_OUTBOX:
 231                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OUTBOX);
 232                 break;
 233         case TNY_FOLDER_TYPE_JUNK:
 234                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_JUNK);
 235                 break;
 236         case TNY_FOLDER_TYPE_SENT:
 237                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_SENT);
 238                 break;
 239         case TNY_FOLDER_TYPE_DRAFTS:
 240                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_DRAFTS);
 241                 break;
 242         case TNY_FOLDER_TYPE_NOTES:
 243                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NOTES);
 244                 break;
 245         case TNY_FOLDER_TYPE_CALENDAR:
 246                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CALENDAR);
 247                 break;
 248         case TNY_FOLDER_TYPE_CONTACTS:
 249                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CONTACTS);
 250                 break;
 251         case TNY_FOLDER_TYPE_NORMAL:
 252         default:
 253                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_NORMAL);
 254                 break;
 255         }
 256
 257         g_object_set (rendobj,
 258                       "pixbuf-expander-open",
 259                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OPEN),
 260                       "pixbuf-expander-closed",
 261                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CLOSED),
 262                       "pixbuf", pixbuf,
 263                       NULL);
 264 }
 265
 266 static void
 267 modest_folder_view_init (ModestFolderView *obj)
 268 {
 269         ModestFolderViewPrivate *priv;
 270         GtkTreeViewColumn *column;
 271         GtkCellRenderer *renderer;
 272         GtkTreeSelection *sel;
 273
 274         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 275
 276         priv->account_store  = NULL;
 277         priv->cur_folder     = NULL;
 278         priv->query          = NULL;
 279         priv->lock           = g_mutex_new ();
 280
 281         column = gtk_tree_view_column_new ();
 282         gtk_tree_view_append_column (GTK_TREE_VIEW(obj),column);
 283
 284         renderer = gtk_cell_renderer_pixbuf_new();
 285         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 286         gtk_tree_view_column_set_cell_data_func(column, renderer,
 287                                                 icon_cell_data, NULL, NULL);
 288
 289         renderer = gtk_cell_renderer_text_new();
 290         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 291         gtk_tree_view_column_set_cell_data_func(column, renderer,
 292                                                 text_cell_data, NULL, NULL);
 293
 294         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 295         gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE);
 296
 297         gtk_tree_view_column_set_spacing (column, 2);
 298         gtk_tree_view_column_set_resizable (column, TRUE);
 299         gtk_tree_view_column_set_fixed_width (column, TRUE);
 300         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), FALSE);
 301         gtk_tree_view_set_enable_search     (GTK_TREE_VIEW(obj), FALSE);
 302
 303 }
 304
 305 static void
 306 modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self)
 307 {
 308         TnyIterator *iter;
 309         ModestFolderViewPrivate *priv;
 310         GtkTreeModel *model;
 311         GtkTreeModelSort *sortable;
 312         gint i = 0;
 313
 314         sortable = GTK_TREE_MODEL_SORT (gtk_tree_view_get_model (self));
 315         if (!sortable)
 316                 return;
 317
 318         model = gtk_tree_model_sort_get_model (sortable);
 319         if (!model)
 320                 return;
 321
 322         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE (self);
 323         iter = tny_list_create_iterator (TNY_LIST (model));
 324         while (!tny_iterator_is_done (iter)) {
 325                 g_signal_handler_disconnect (G_OBJECT (tny_iterator_get_current (iter)),
 326                                              priv->store_accounts_handlers [i++]);
 327                 tny_iterator_next (iter);
 328         }
 329         g_object_unref (G_OBJECT (iter));
 330 }
 331
 332
 333 static void
 334 modest_folder_view_finalize (GObject *obj)
 335 {
 336         ModestFolderViewPrivate *priv;
 337         GtkTreeSelection    *sel;
 338
 339         g_return_if_fail (obj);
 340
 341         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 342         if (priv->account_store) {
 343                 g_signal_handler_disconnect (G_OBJECT(priv->account_store),
 344                                              priv->sig1);
 345                 g_object_unref (G_OBJECT(priv->account_store));
 346                 priv->account_store = NULL;
 347         }
 348
 349         if (priv->lock) {
 350                 g_mutex_free (priv->lock);
 351                 priv->lock = NULL;
 352         }
 353
 354         if (priv->store_accounts_handlers) {
 355                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (obj));
 356                 g_free (priv->store_accounts_handlers);
 357                 priv->store_accounts_handlers = NULL;
 358         }
 359
 360         if (priv->query) {
 361                 g_object_unref (G_OBJECT (priv->query));
 362                 priv->query = NULL;
 363         }
 364
 365         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 366         if (sel)
 367                 g_signal_handler_disconnect (G_OBJECT(sel), priv->sig2);
 368
 369         G_OBJECT_CLASS(parent_class)->finalize (obj);
 370 }
 371
 372
 373 static void
 374 on_account_update (TnyAccountStore *account_store, const gchar *account,
 375                    gpointer user_data)
 376 {
 377         if (!update_model (MODEST_FOLDER_VIEW(user_data),
 378                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 379                 g_printerr ("modest: failed to update model for changes in '%s'",
 380                             account);
 381 }
 382
 383 void
 384 modest_folder_view_set_title (ModestFolderView *self, const gchar *title)
 385 {
 386         GtkTreeViewColumn *col;
 387
 388         g_return_if_fail (self);
 389
 390         col = gtk_tree_view_get_column (GTK_TREE_VIEW(self), 0);
 391         if (!col) {
 392                 g_printerr ("modest: failed get column for title\n");
 393                 return;
 394         }
 395
 396         gtk_tree_view_column_set_title (col, title);
 397         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self),
 398                                            title != NULL);
 399 }
 400
 401 GtkWidget*
 402 modest_folder_view_new (ModestTnyAccountStore *account_store,
 403                         TnyFolderStoreQuery *query)
 404 {
 405         GObject *self;
 406         ModestFolderViewPrivate *priv;
 407         GtkTreeSelection *sel;
 408
 409         g_return_val_if_fail (account_store, NULL);
 410
 411         self = G_OBJECT(g_object_new(MODEST_TYPE_FOLDER_VIEW, NULL));
 412         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 413
 414         priv->account_store = g_object_ref (G_OBJECT (account_store));
 415         if (query)
 416                 priv->query = g_object_ref (G_OBJECT (query));
 417
 418         if (!update_model (MODEST_FOLDER_VIEW(self),
 419                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 420                 g_printerr ("modest: failed to update model\n");
 421
 422         priv->sig1 = g_signal_connect (G_OBJECT(account_store), "account_update",
 423                                        G_CALLBACK (on_account_update), self);
 424
 425         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 426         priv->sig2 = g_signal_connect (sel, "changed",
 427                                        G_CALLBACK(on_selection_changed), self);
 428         return GTK_WIDGET(self);
 429 }
 430
 431
 432 static gboolean
 433 update_model_empty (ModestFolderView *self)
 434 {
 435         ModestFolderViewPrivate *priv;
 436
 437         g_return_val_if_fail (self, FALSE);
 438         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 439
 440         /* Disconnect old handlers */
 441         if (priv->store_accounts_handlers) {
 442                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (self));
 443                 g_free (priv->store_accounts_handlers);
 444                 priv->store_accounts_handlers = NULL;
 445         }
 446
 447         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 448                        NULL, TRUE);
 449         return TRUE;
 450 }
 451
 452
 453 static void
 454 update_store_account_handlers (ModestFolderView *self, TnyList *account_list)
 455 {
 456         ModestFolderViewPrivate *priv;
 457         TnyIterator *iter;
 458         guint len;
 459
 460         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 461
 462         /* Listen to subscription changes */
 463         len = tny_list_get_length (TNY_LIST (account_list));
 464
 465         g_assert (priv->store_accounts_handlers == NULL); /* don't leak */
 466         priv->store_accounts_handlers = g_malloc0 (sizeof (guint) * len);
 467         iter = tny_list_create_iterator (account_list);
 468
 469         if (!tny_iterator_is_done (iter)) {
 470                 gint i = 0;
 471
 472                 do  {
 473
 474                         priv->store_accounts_handlers [i++] =
 475                                 g_signal_connect (G_OBJECT (tny_iterator_get_current (iter)),
 476                                                   "subscription_changed",
 477                                                   G_CALLBACK (on_subscription_changed),
 478                                                   self);
 479                         tny_iterator_next (iter);
 480                 } while (!tny_iterator_is_done (iter));
 481         }
 482         g_object_unref (G_OBJECT (iter));
 483 }
 484
 485
 486
 487 static gboolean
 488 update_model (ModestFolderView *self, ModestTnyAccountStore *account_store)
 489 {
 490         ModestFolderViewPrivate *priv;
 491
 492         TnyList          *account_list;
 493         GtkTreeModel     *model, *sortable;
 494
 495         g_return_val_if_fail (account_store, FALSE);
 496
 497         update_model_empty (self);
 498
 499         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 500
 501         model        = tny_gtk_folder_store_tree_model_new (FALSE, NULL);
 502         account_list = TNY_LIST(model);
 503
 504         tny_account_store_get_accounts (TNY_ACCOUNT_STORE(account_store),
 505                                         account_list,
 506                                         TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
 507
 508
 509         if (account_list) {
 510                 sortable = gtk_tree_model_sort_new_with_model (model);
 511                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
 512                                                       TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN,
 513                                                       GTK_SORT_ASCENDING);
 514                 gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (sortable),
 515                                                  TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN,
 516                                                  cmp_rows, NULL, NULL);
 517                 gtk_tree_view_set_model (GTK_TREE_VIEW(self), sortable);
 518                 update_store_account_handlers (self, account_list);
 519         }
 520
 521         g_object_unref (model);
 522         return TRUE;
 523 }
 524
 525
 526 static void
 527 on_selection_changed (GtkTreeSelection *sel, gpointer user_data)
 528 {
 529         GtkTreeModel            *model;
 530         TnyFolder               *folder = NULL;
 531         GtkTreeIter             iter;
 532         ModestFolderView        *tree_view;
 533         ModestFolderViewPrivate *priv;
 534         gint                    type;
 535
 536         g_return_if_fail (sel);
 537         g_return_if_fail (user_data);
 538
 539         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(user_data);
 540         priv->cur_selection = sel;
 541
 542         /* folder was _un_selected if true */
 543         if (!gtk_tree_selection_get_selected (sel, &model, &iter)) {
 544                 priv->cur_folder = NULL; /* FIXME: need this? */
 545                return;
 546         }
 547
 548         tree_view = MODEST_FOLDER_VIEW (user_data);
 549         gtk_tree_model_get (model, &iter,
 550                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 551                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder,
 552                             -1);
 553
 554         if (type == TNY_FOLDER_TYPE_ROOT)
 555                 return;
 556
 557         /* emit 2 signals: one for the unselection of the old one,
 558          * and one for the selection of the new on */
 559         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 560                        priv->cur_folder, FALSE);
 561         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 562                        folder, TRUE);
 563         if (priv->cur_folder)
 564                 tny_folder_expunge (priv->cur_folder, NULL); /* FIXME */
 565         priv->cur_folder = folder;
 566
 567 }
 568
 569 static void
 570 on_subscription_changed  (TnyStoreAccount *store_account,
 571                           TnyFolder *folder,
 572                           ModestFolderView *self)
 573 {
 574         /* TODO: probably we won't need a full reload, just the store
 575            account or even the parent of the folder */
 576
 577         ModestFolderViewPrivate *priv;
 578
 579         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 580         update_model (self, MODEST_TNY_ACCOUNT_STORE (priv->account_store));
 581 }
 582
 583
 584 static gboolean
 585 modest_folder_view_update_model (ModestFolderView *self, TnyAccountStore *account_store)
 586 {
 587         g_return_val_if_fail (MODEST_IS_FOLDER_VIEW (self), FALSE);
 588
 589         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL],
 590                        0, NULL, TRUE);
 591
 592         return update_model (self, MODEST_TNY_ACCOUNT_STORE(account_store)); /* ugly */
 593 }
 594
 595 TnyFolder *
 596 modest_folder_view_get_selected (ModestFolderView *self)
 597 {
 598         ModestFolderViewPrivate *priv;
 599
 600         g_return_val_if_fail (self, NULL);
 601
 602         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 603         if (priv->cur_folder)
 604                 g_object_ref (priv->cur_folder);
 605
 606         return priv->cur_folder;
 607 }
 608
 609 static gint
 610 cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 611           gpointer user_data)
 612 {
 613         gint cmp;
 614         gchar         *name1, *name2;
 615         TnyFolderType type;
 616         TnyFolder     *folder1, *folder2;
 617
 618         gtk_tree_model_get (tree_model, iter1,
 619                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name1,
 620                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 621                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder1,
 622                             -1);
 623         gtk_tree_model_get (tree_model, iter2,
 624                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &name2,
 625                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder2,
 626                             -1);
 627
 628         /* local_folders should be the last one */
 629         if (type == TNY_FOLDER_TYPE_ROOT) {
 630                 /* the account name is also the name of the root folder
 631                  * in case of local folders */
 632                 if (strcmp (name1, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0)
 633                         cmp = +1;
 634                 else if (strcmp (name2, MODEST_LOCAL_FOLDERS_ACCOUNT_NAME) == 0)
 635                         cmp = -1;
 636                 else
 637                         cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE);
 638         } else {
 639                 cmp = modest_text_utils_utf8_strcmp (name1, name2, TRUE);
 640         }
 641         g_free (name1);
 642         g_free (name2);
 643
 644         return cmp;
 645 }