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