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 <modest-marshal.h>
  40 #include <modest-icon-names.h>
  41 #include <modest-icon-factory.h>
  42 #include <modest-tny-account-store.h>
  43
  44 #include "modest-folder-view.h"
  45
  46 /* 'private'/'protected' functions */
  47 static void modest_folder_view_class_init  (ModestFolderViewClass *klass);
  48 static void modest_folder_view_init        (ModestFolderView *obj);
  49 static void modest_folder_view_finalize    (GObject *obj);
  50
  51 static gboolean     update_model             (ModestFolderView *self,
  52                                               ModestTnyAccountStore *account_store);
  53 static gboolean     update_model_empty       (ModestFolderView *self);
  54
  55 static void         on_selection_changed     (GtkTreeSelection *sel, gpointer data);
  56 static void         on_subscription_changed  (TnyStoreAccount *store_account, TnyFolder *folder,
  57                                               ModestFolderView *self);
  58
  59 static gboolean     modest_folder_view_update_model     (ModestFolderView *self,
  60                                                          TnyAccountStore *account_store);
  61 static const gchar *get_account_name_from_folder        (GtkTreeModel *model, GtkTreeIter iter);
  62
  63 static void         modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self);
  64
  65 enum {
  66         FOLDER_SELECTION_CHANGED_SIGNAL,
  67         LAST_SIGNAL
  68 };
  69
  70 typedef struct _ModestFolderViewPrivate ModestFolderViewPrivate;
  71 struct _ModestFolderViewPrivate {
  72
  73         TnyAccountStore     *account_store;
  74         TnyFolder           *cur_folder;
  75         gboolean             view_is_empty;
  76
  77         gulong               sig1, sig2;
  78         gulong              *store_accounts_handlers;
  79         GMutex              *lock;
  80         GtkTreeSelection    *cur_selection;
  81         TnyFolderStoreQuery *query;
  82
  83 };
  84 #define MODEST_FOLDER_VIEW_GET_PRIVATE(o)                               \
  85         (G_TYPE_INSTANCE_GET_PRIVATE((o),                               \
  86                                      MODEST_TYPE_FOLDER_VIEW,           \
  87                                      ModestFolderViewPrivate))
  88 /* globals */
  89 static GObjectClass *parent_class = NULL;
  90
  91 static guint signals[LAST_SIGNAL] = {0};
  92
  93 GType
  94 modest_folder_view_get_type (void)
  95 {
  96         static GType my_type = 0;
  97         if (!my_type) {
  98                 static const GTypeInfo my_info = {
  99                         sizeof(ModestFolderViewClass),
 100                         NULL,           /* base init */
 101                         NULL,           /* base finalize */
 102                         (GClassInitFunc) modest_folder_view_class_init,
 103                         NULL,           /* class finalize */
 104                         NULL,           /* class data */
 105                         sizeof(ModestFolderView),
 106                         1,              /* n_preallocs */
 107                         (GInstanceInitFunc) modest_folder_view_init,
 108                         NULL
 109                 };
 110
 111                 my_type = g_type_register_static (GTK_TYPE_TREE_VIEW,
 112                                                   "ModestFolderView",
 113                                                   &my_info, 0);
 114         }
 115         return my_type;
 116 }
 117
 118 static void
 119 modest_folder_view_class_init (ModestFolderViewClass *klass)
 120 {
 121         GObjectClass *gobject_class;
 122         gobject_class = (GObjectClass*) klass;
 123
 124         parent_class            = g_type_class_peek_parent (klass);
 125         gobject_class->finalize = modest_folder_view_finalize;
 126
 127         klass->update_model = modest_folder_view_update_model;
 128
 129         g_type_class_add_private (gobject_class,
 130                                   sizeof(ModestFolderViewPrivate));
 131
 132         signals[FOLDER_SELECTION_CHANGED_SIGNAL] =
 133                 g_signal_new ("folder_selection_changed",
 134                               G_TYPE_FROM_CLASS (gobject_class),
 135                               G_SIGNAL_RUN_FIRST,
 136                               G_STRUCT_OFFSET (ModestFolderViewClass,
 137                                                folder_selection_changed),
 138                               NULL, NULL,
 139                               modest_marshal_VOID__POINTER_BOOLEAN,
 140                               G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_BOOLEAN);
 141 }
 142
 143
 144
 145 static void
 146 text_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 147                  GtkTreeModel *tree_model,  GtkTreeIter *iter,  gpointer data)
 148 {
 149         GObject *rendobj;
 150         gchar *fname;
 151         gint unread;
 152         TnyFolderType type;
 153
 154         gtk_tree_model_get (tree_model, iter,
 155                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 156                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 157                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, -1);
 158         rendobj = G_OBJECT(renderer);
 159
 160         if (unread > 0) {
 161                 gchar *folder_title = g_strdup_printf ("%s (%d)", fname, unread);
 162                 g_object_set (rendobj,"text", folder_title,  "weight", 800, NULL);
 163                 g_free (folder_title);
 164         } else
 165                 g_object_set (rendobj,"text", fname, "weight", 400, NULL);
 166
 167         g_free (fname);
 168 }
 169
 170
 171 /* guess the folder type based on the name, or -1 in case of error */
 172 static TnyFolderType
 173 guess_type_from_name (const gchar* name)
 174 {
 175         gint  type;
 176         gchar *folder;
 177
 178         if (!name)
 179                 return -1;
 180
 181         type = TNY_FOLDER_TYPE_NORMAL;
 182         folder = g_utf8_strdown (name, strlen(name));
 183
 184         if (strcmp (folder, "inbox") == 0 ||
 185             strcmp (folder, _("inbox")) == 0)
 186                 type = TNY_FOLDER_TYPE_INBOX;
 187         else if (strcmp (folder, "outbox") == 0 ||
 188                  strcmp (folder, _("outbox")) == 0)
 189                 type = TNY_FOLDER_TYPE_OUTBOX;
 190         else if (g_str_has_prefix(folder, "junk") ||
 191                  g_str_has_prefix(folder, _("junk")))
 192                 type = TNY_FOLDER_TYPE_JUNK;
 193         else if (g_str_has_prefix(folder, "trash") ||
 194                  g_str_has_prefix(folder, _("trash")))
 195                 type = TNY_FOLDER_TYPE_JUNK;
 196         else if (g_str_has_prefix(folder, "sent") ||
 197                  g_str_has_prefix(folder, _("sent")))
 198                 type = TNY_FOLDER_TYPE_SENT;
 199
 200         /* these are not *really* TNY_ types */
 201         else if (g_str_has_prefix(folder, "draft") ||
 202                  g_str_has_prefix(folder, _("draft")))
 203                 type = TNY_FOLDER_TYPE_DRAFTS;
 204         else if (g_str_has_prefix(folder, "notes") ||
 205                  g_str_has_prefix(folder, _("notes")))
 206                 type = TNY_FOLDER_TYPE_NOTES;
 207         else if (g_str_has_prefix(folder, "contacts") ||
 208                  g_str_has_prefix(folder, _("contacts")))
 209                 type = TNY_FOLDER_TYPE_CONTACTS;
 210         else if (g_str_has_prefix(folder, "calendar") ||
 211                  g_str_has_prefix(folder, _("calendar")))
 212                 type = TNY_FOLDER_TYPE_CALENDAR;
 213
 214         g_free (folder);
 215         return type;
 216 }
 217
 218
 219
 220 TnyFolderType
 221 modest_folder_view_guess_folder_type (TnyFolder *folder)
 222 {
 223         TnyFolderType type;
 224
 225         g_return_val_if_fail (folder, -1);
 226
 227         type = tny_folder_get_folder_type (folder);
 228         if (type == TNY_FOLDER_TYPE_NORMAL)
 229                 type = guess_type_from_name (tny_folder_get_name (folder));
 230
 231         return type;
 232 }
 233
 234
 235 static void
 236 icon_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
 237                  GtkTreeModel *tree_model,  GtkTreeIter *iter, gpointer data)
 238 {
 239         GObject *rendobj;
 240         GdkPixbuf *pixbuf;
 241         TnyFolderType type;
 242         gchar *fname = NULL;
 243         gint unread;
 244
 245         rendobj = G_OBJECT(renderer);
 246         gtk_tree_model_get (tree_model, iter,
 247                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 248                             TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN, &fname,
 249                             TNY_GTK_FOLDER_STORE_TREE_MODEL_UNREAD_COLUMN, &unread, -1);
 250         rendobj = G_OBJECT(renderer);
 251
 252         if (type == TNY_FOLDER_TYPE_NORMAL)
 253                 type = guess_type_from_name (fname);
 254
 255         if (fname)
 256                 g_free (fname);
 257
 258         switch (type) {
 259         case TNY_FOLDER_TYPE_ROOT:
 260                 pixbuf = modest_icon_factory_get_icon (MODEST_FOLDER_ICON_ACCOUNT);
 261                 break;
 262         case TNY_FOLDER_TYPE_INBOX:
 263                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_INBOX);
 264                 break;
 265         case TNY_FOLDER_TYPE_OUTBOX:
 266                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_OUTBOX);
 267                 break;
 268         case TNY_FOLDER_TYPE_JUNK:
 269                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_JUNK);
 270                 break;
 271         case TNY_FOLDER_TYPE_SENT:
 272                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_SENT);
 273                 break;
 274         case TNY_FOLDER_TYPE_DRAFTS:
 275                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_DRAFTS);
 276                 break;
 277         case TNY_FOLDER_TYPE_NOTES:
 278                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_NOTES);
 279                 break;
 280         case TNY_FOLDER_TYPE_CALENDAR:
 281                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_CALENDAR);
 282                 break;
 283         case TNY_FOLDER_TYPE_CONTACTS:
 284                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_CONTACTS);
 285                 break;
 286         case TNY_FOLDER_TYPE_NORMAL:
 287         default:
 288                 pixbuf = modest_icon_factory_get_small_icon (MODEST_FOLDER_ICON_NORMAL);
 289                 break;
 290         }
 291
 292         g_object_set (rendobj,
 293                       "pixbuf-expander-open",
 294                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_OPEN),
 295                       "pixbuf-expander-closed",
 296                       modest_icon_factory_get_icon (MODEST_FOLDER_ICON_CLOSED),
 297                       "pixbuf", pixbuf,
 298                       NULL);
 299 }
 300
 301 static void
 302 modest_folder_view_init (ModestFolderView *obj)
 303 {
 304         ModestFolderViewPrivate *priv;
 305         GtkTreeViewColumn *column;
 306         GtkCellRenderer *renderer;
 307         GtkTreeSelection *sel;
 308
 309         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 310
 311         priv->view_is_empty  = TRUE;
 312         priv->account_store  = NULL;
 313         priv->cur_folder     = NULL;
 314         priv->query          = NULL;
 315         priv->lock           = g_mutex_new ();
 316
 317         column = gtk_tree_view_column_new ();
 318         gtk_tree_view_append_column (GTK_TREE_VIEW(obj),column);
 319
 320         renderer = gtk_cell_renderer_pixbuf_new();
 321         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 322         gtk_tree_view_column_set_cell_data_func(column, renderer,
 323                                                 icon_cell_data, NULL, NULL);
 324
 325         renderer = gtk_cell_renderer_text_new();
 326         gtk_tree_view_column_pack_start (column, renderer, FALSE);
 327         gtk_tree_view_column_set_cell_data_func(column, renderer,
 328                                                 text_cell_data, NULL, NULL);
 329
 330         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 331         gtk_tree_selection_set_mode (sel, GTK_SELECTION_SINGLE);
 332
 333         gtk_tree_view_column_set_spacing (column, 2);
 334         gtk_tree_view_column_set_resizable (column, TRUE);
 335         gtk_tree_view_column_set_fixed_width (column, TRUE);
 336         gtk_tree_view_set_headers_clickable (GTK_TREE_VIEW(obj), FALSE);
 337         gtk_tree_view_set_enable_search     (GTK_TREE_VIEW(obj), FALSE);
 338
 339 }
 340
 341 static void
 342 modest_folder_view_disconnect_store_account_handlers (GtkTreeView *self)
 343 {
 344         TnyIterator *iter;
 345         ModestFolderViewPrivate *priv;
 346         GtkTreeModel *model;
 347         GtkTreeModelSort *sortable;
 348         gint i = 0;
 349
 350         sortable = GTK_TREE_MODEL_SORT (gtk_tree_view_get_model (self));
 351         if (!sortable)
 352                 return;
 353
 354         model = gtk_tree_model_sort_get_model (sortable);
 355         if (!model)
 356                 return;
 357
 358         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE (self);
 359         iter = tny_list_create_iterator (TNY_LIST (model));
 360         do {
 361                 g_signal_handler_disconnect (G_OBJECT (tny_iterator_get_current (iter)),
 362                                              priv->store_accounts_handlers [i++]);
 363                 tny_iterator_next (iter);
 364         } while (!tny_iterator_is_done (iter));
 365 }
 366
 367
 368 static void
 369 modest_folder_view_finalize (GObject *obj)
 370 {
 371         ModestFolderViewPrivate *priv;
 372         GtkTreeSelection    *sel;
 373
 374         g_return_if_fail (obj);
 375
 376         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(obj);
 377         if (priv->account_store) {
 378                 g_signal_handler_disconnect (G_OBJECT(priv->account_store),
 379                                              priv->sig1);
 380                 g_object_unref (G_OBJECT(priv->account_store));
 381                 priv->account_store = NULL;
 382         }
 383
 384         if (priv->lock) {
 385                 g_mutex_free (priv->lock);
 386                 priv->lock = NULL;
 387         }
 388
 389         if (priv->store_accounts_handlers) {
 390                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (obj));
 391                 g_free (priv->store_accounts_handlers);
 392                 priv->store_accounts_handlers = NULL;
 393         }
 394
 395         if (priv->query) {
 396                 g_object_unref (G_OBJECT (priv->query));
 397                 priv->query = NULL;
 398         }
 399
 400         sel = gtk_tree_view_get_selection (GTK_TREE_VIEW(obj));
 401         if (sel)
 402                 g_signal_handler_disconnect (G_OBJECT(sel), priv->sig2);
 403
 404         G_OBJECT_CLASS(parent_class)->finalize (obj);
 405 }
 406
 407
 408 static void
 409 on_account_update (TnyAccountStore *account_store, const gchar *account,
 410                    gpointer user_data)
 411 {
 412         update_model_empty (MODEST_FOLDER_VIEW(user_data));
 413
 414         if (!update_model (MODEST_FOLDER_VIEW(user_data),
 415                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 416                 g_printerr ("modest: failed to update model for changes in '%s'",
 417                             account);
 418 }
 419
 420 void
 421 modest_folder_view_set_title (ModestFolderView *self, const gchar *title)
 422 {
 423         GtkTreeViewColumn *col;
 424
 425         g_return_if_fail (self);
 426
 427         col = gtk_tree_view_get_column (GTK_TREE_VIEW(self), 0);
 428         if (!col) {
 429                 g_printerr ("modest: failed get column for title\n");
 430                 return;
 431         }
 432
 433         gtk_tree_view_column_set_title (col, title);
 434         gtk_tree_view_set_headers_visible (GTK_TREE_VIEW(self),
 435                                            title != NULL);
 436 }
 437
 438 GtkWidget*
 439 modest_folder_view_new (ModestTnyAccountStore *account_store,
 440                         TnyFolderStoreQuery *query)
 441 {
 442         GObject *self;
 443         ModestFolderViewPrivate *priv;
 444         GtkTreeSelection *sel;
 445
 446         g_return_val_if_fail (account_store, NULL);
 447
 448         self = G_OBJECT(g_object_new(MODEST_TYPE_FOLDER_VIEW, NULL));
 449         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 450
 451         priv->account_store = g_object_ref (G_OBJECT (account_store));
 452         if (query)
 453                 priv->query = g_object_ref (G_OBJECT (query));
 454
 455         if (!update_model (MODEST_FOLDER_VIEW(self),
 456                            MODEST_TNY_ACCOUNT_STORE(account_store)))
 457                 g_printerr ("modest: failed to update model\n");
 458
 459         priv->sig1 = g_signal_connect (G_OBJECT(account_store), "account_update",
 460                                        G_CALLBACK (on_account_update), self);
 461
 462         sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
 463         priv->sig2 = g_signal_connect (sel, "changed",
 464                                        G_CALLBACK(on_selection_changed), self);
 465
 466         return GTK_WIDGET(self);
 467 }
 468
 469
 470 const gchar *
 471 modest_folder_view_get_selected_account (ModestFolderView *self)
 472 {
 473         GtkTreeModel *model;
 474         GtkTreeIter iter;
 475         ModestFolderViewPrivate *priv;
 476
 477         g_return_val_if_fail (self, NULL);
 478         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 479
 480         gtk_tree_selection_get_selected (priv->cur_selection, &model, &iter);
 481
 482         return get_account_name_from_folder (model, iter);
 483 }
 484
 485 static gboolean
 486 update_model_empty (ModestFolderView *self)
 487 {
 488         GtkTreeIter  iter;
 489         GtkTreeStore *store;
 490         ModestFolderViewPrivate *priv;
 491
 492         g_return_val_if_fail (self, FALSE);
 493         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 494
 495         /* Disconnect old handlers */
 496         if (priv->store_accounts_handlers) {
 497                 modest_folder_view_disconnect_store_account_handlers (GTK_TREE_VIEW (self));
 498                 g_free (priv->store_accounts_handlers);
 499                 priv->store_accounts_handlers = NULL;
 500         }
 501
 502         /* Create the new model */
 503         store = gtk_tree_store_new (1, G_TYPE_STRING);
 504         gtk_tree_store_append (store, &iter, NULL);
 505
 506         gtk_tree_store_set (store, &iter, 0, _("(empty)"), -1);
 507
 508         gtk_tree_view_set_model (GTK_TREE_VIEW(self),
 509                                  GTK_TREE_MODEL(store));
 510         g_object_unref (store);
 511
 512         priv->view_is_empty = TRUE;
 513
 514         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 515                        NULL, TRUE);
 516         return TRUE;
 517 }
 518
 519
 520 static void
 521 update_store_account_handlers (ModestFolderView *self, TnyList *account_list)
 522 {
 523         gint size;
 524         ModestFolderViewPrivate *priv;
 525         TnyIterator *iter;
 526
 527         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 528
 529         /* Listen to subscription changes */
 530         size = tny_list_get_length (TNY_LIST (account_list)) * sizeof (gulong);
 531
 532         g_assert (priv->store_accounts_handlers == NULL); /* don't leak */
 533         priv->store_accounts_handlers = g_malloc0 (size);
 534         iter = tny_list_create_iterator (account_list);
 535
 536         if (!tny_iterator_is_done (iter))
 537                 priv->view_is_empty = FALSE;
 538         else {
 539                 gint i = 0;
 540                 while (!tny_iterator_is_done (iter)) {
 541
 542                         priv->store_accounts_handlers [i++] =
 543                                 g_signal_connect (G_OBJECT (tny_iterator_get_current (iter)),
 544                                                   "subscription_changed",
 545                                                   G_CALLBACK (on_subscription_changed),
 546                                                   self);
 547                         tny_iterator_next (iter);
 548                         }
 549         }
 550         g_object_unref (iter);
 551 }
 552
 553 static gboolean
 554 update_model (ModestFolderView *self, ModestTnyAccountStore *account_store)
 555 {
 556         ModestFolderViewPrivate *priv;
 557
 558         TnyList          *account_list;
 559         GtkTreeModel     *model, *sortable;
 560
 561         g_return_val_if_fail (account_store, FALSE);
 562         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 563
 564         update_model_empty (self); /* cleanup */
 565
 566         model        = tny_gtk_folder_store_tree_model_new (TRUE,NULL);
 567         account_list = TNY_LIST(model);
 568
 569         tny_account_store_get_accounts (TNY_ACCOUNT_STORE(account_store),
 570                                         account_list,
 571                                         TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
 572
 573         if (account_list) {
 574                 sortable = gtk_tree_model_sort_new_with_model (model);
 575                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (sortable),
 576                                                       TNY_GTK_FOLDER_STORE_TREE_MODEL_NAME_COLUMN,
 577                                                       GTK_SORT_ASCENDING);
 578                 gtk_tree_view_set_model (GTK_TREE_VIEW(self), sortable);
 579
 580                 update_store_account_handlers (self, account_list);
 581         }
 582
 583         g_object_unref (model);
 584         return TRUE;
 585 }
 586
 587
 588 static void
 589 on_selection_changed (GtkTreeSelection *sel, gpointer user_data)
 590 {
 591         GtkTreeModel            *model;
 592         TnyFolder               *folder = NULL;
 593         GtkTreeIter             iter;
 594         ModestFolderView        *tree_view;
 595         ModestFolderViewPrivate *priv;
 596         gint                    type;
 597
 598         g_return_if_fail (sel);
 599         g_return_if_fail (user_data);
 600
 601         priv = MODEST_FOLDER_VIEW_GET_PRIVATE(user_data);
 602         priv->cur_selection = sel;
 603
 604         /* is_empty means that there is only the 'empty' item */
 605         if (priv->view_is_empty)
 606                 return;
 607
 608         /* folder was _un_selected if true */
 609         if (!gtk_tree_selection_get_selected (sel, &model, &iter)) {
 610                priv->cur_folder = NULL; /* FIXME: need this? */
 611                return;
 612        }
 613
 614         tree_view = MODEST_FOLDER_VIEW (user_data);
 615         gtk_tree_model_get (model, &iter,
 616                             TNY_GTK_FOLDER_STORE_TREE_MODEL_TYPE_COLUMN, &type,
 617                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &folder,
 618                             -1);
 619
 620         if (type == TNY_FOLDER_TYPE_ROOT)
 621                 return;
 622
 623         /* emit 2 signals: one for the unselection of the old one,
 624          * and one for the selection of the new on */
 625         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 626                        priv->cur_folder, FALSE);
 627         g_signal_emit (G_OBJECT(tree_view), signals[FOLDER_SELECTION_CHANGED_SIGNAL], 0,
 628                        folder, TRUE);
 629
 630         if (priv->cur_folder)
 631                 tny_folder_expunge (priv->cur_folder, NULL); /* FIXME */
 632         priv->cur_folder = folder;
 633 }
 634
 635 static void
 636 on_subscription_changed  (TnyStoreAccount *store_account,
 637                           TnyFolder *folder,
 638                           ModestFolderView *self)
 639 {
 640         /* TODO: probably we won't need a full reload, just the store
 641            account or even the parent of the folder */
 642
 643         ModestFolderViewPrivate *priv;
 644
 645         priv =  MODEST_FOLDER_VIEW_GET_PRIVATE(self);
 646         update_model (self, MODEST_TNY_ACCOUNT_STORE (priv->account_store));
 647 }
 648
 649
 650 static gboolean
 651 modest_folder_view_update_model (ModestFolderView *self, TnyAccountStore *account_store)
 652 {
 653         gboolean retval;
 654
 655         g_return_val_if_fail (MODEST_IS_FOLDER_VIEW (self), FALSE);
 656         retval = update_model (self, MODEST_TNY_ACCOUNT_STORE(account_store)); /* ugly */
 657
 658         g_signal_emit (G_OBJECT(self), signals[FOLDER_SELECTION_CHANGED_SIGNAL],
 659                        0, NULL, TRUE);
 660
 661         return retval;
 662 }
 663
 664
 665 /* ugly */
 666 static const gchar *
 667 get_account_name_from_folder (GtkTreeModel *model, GtkTreeIter iter)
 668 {
 669         GtkTreePath *path;
 670         GtkTreeIter new_iter;
 671         TnyFolder *account_folder;
 672         gint depth, i;
 673
 674         path = gtk_tree_model_get_path (model, &iter);
 675         depth = gtk_tree_path_get_depth (path);
 676
 677         for (i = 1; i < depth; ++i)
 678                 gtk_tree_path_up (path);
 679
 680         gtk_tree_model_get_iter (model, &new_iter, path);
 681         gtk_tree_model_get (model, &new_iter,
 682                             TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN, &account_folder,
 683                             -1);
 684         return tny_account_get_name (TNY_ACCOUNT (account_folder));
 685 }