* check return values of gtk_tree_selection_get_selected and
[modest] / src / widgets / modest-folder-view.c
index 4dba8fc..81201ed 100644 (file)
@@ -511,10 +511,14 @@ icon_cell_data  (GtkTreeViewColumn *column,  GtkCellRenderer *renderer,
           the local OUTBOX folder */
        if (type == TNY_FOLDER_TYPE_NORMAL || 
            type == TNY_FOLDER_TYPE_UNKNOWN) {
-               type = modest_tny_folder_guess_folder_type (TNY_FOLDER (instance));
+               type = modest_tny_folder_guess_folder_type (TNY_FOLDER (instance));             
        }
 
        switch (type) {
+       case TNY_FOLDER_TYPE_INVALID:
+               g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
+               break;
+               
        case TNY_FOLDER_TYPE_ROOT:
                if (TNY_IS_ACCOUNT (instance)) {
                        
@@ -615,7 +619,9 @@ add_columns (GtkWidget *treeview)
                                                icon_cell_data, treeview, NULL);
        
        renderer = gtk_cell_renderer_text_new();
-       gtk_tree_view_column_pack_start (column, renderer, FALSE);
+       g_object_set (renderer, "ellipsize", PANGO_ELLIPSIZE_END, 
+                       "ellipsize-set", TRUE, NULL);
+       gtk_tree_view_column_pack_start (column, renderer, TRUE);
        gtk_tree_view_column_set_cell_data_func(column, renderer,
                                                text_cell_data, treeview, NULL);
        
@@ -866,6 +872,9 @@ on_account_inserted (TnyAccountStore *account_store,
        g_signal_connect (account, "connection_status_changed", 
                          G_CALLBACK (on_connection_status_changed), 
                          MODEST_FOLDER_VIEW (user_data));
+
+       /* Refilter the model */
+       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (filter_model));
 }
 
 
@@ -896,6 +905,9 @@ on_account_changed (TnyAccountStore *account_store,
        /* Insert the account in the model */
        tny_list_append (TNY_LIST (gtk_tree_model_sort_get_model (GTK_TREE_MODEL_SORT (sort_model))),
                         G_OBJECT (tny_account));
+
+       /* Refilter the model */
+       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (filter_model));
 }
 
 
@@ -909,7 +921,6 @@ on_account_removed (TnyAccountStore *account_store,
        ModestFolderViewPrivate *priv;
        GtkTreeModel *sort_model, *filter_model;
        GtkTreeSelection *sel = NULL;
-       TnyAccount *folder_selected_account;
 
        /* Ignore transport account removals, we're not showing them
           in the folder view */
@@ -972,14 +983,21 @@ on_account_removed (TnyAccountStore *account_store,
                                              MODEST_CONF_FOLDER_VIEW_KEY);
        }
 
+       /* Refilter the model */
+       gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (filter_model));
+
        /* Select the first INBOX if the currently selected folder
           belongs to the account that is being deleted */
-       folder_selected_account = (TNY_IS_FOLDER (priv->cur_folder_store)) ?
-               modest_tny_folder_get_account (TNY_FOLDER (priv->cur_folder_store)) :
-               TNY_ACCOUNT (g_object_ref (priv->cur_folder_store));
-       if (account == folder_selected_account)
-               modest_folder_view_select_first_inbox_or_local (self);
-       g_object_unref (folder_selected_account);
+       if (priv->cur_folder_store) {
+               TnyAccount *folder_selected_account;
+
+               folder_selected_account = (TNY_IS_FOLDER (priv->cur_folder_store)) ?
+                       modest_tny_folder_get_account (TNY_FOLDER (priv->cur_folder_store)) :
+                       TNY_ACCOUNT (g_object_ref (priv->cur_folder_store));
+               if (account == folder_selected_account)
+                       modest_folder_view_select_first_inbox_or_local (self);
+               g_object_unref (folder_selected_account);
+       }
 }
 
 void
@@ -1165,6 +1183,9 @@ filter_row (GtkTreeModel *model,
                        case TNY_FOLDER_TYPE_UNKNOWN:
                        case TNY_FOLDER_TYPE_NORMAL:
                                type = modest_tny_folder_guess_folder_type(TNY_FOLDER(instance));
+                               if (type == TNY_FOLDER_TYPE_INVALID)
+                                       g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
+                               
                                if (type == TNY_FOLDER_TYPE_OUTBOX || 
                                    type == TNY_FOLDER_TYPE_SENT
                                    || type == TNY_FOLDER_TYPE_DRAFTS)
@@ -1187,9 +1208,8 @@ modest_folder_view_update_model (ModestFolderView *self,
                                 TnyAccountStore *account_store)
 {
        ModestFolderViewPrivate *priv;
-       GtkTreeModel *model /* , *old_model */;
-       /* TnyAccount *local_account; */
-       TnyList *model_as_list;
+       GtkTreeModel *model /* , *old_model */;                                                    
+       GtkTreeModel *filter_model = NULL, *sortable = NULL;
 
        g_return_val_if_fail (MODEST_IS_FOLDER_VIEW (self), FALSE);
        g_return_val_if_fail (account_store, FALSE);
@@ -1206,22 +1226,13 @@ modest_folder_view_update_model (ModestFolderView *self,
        }
 
        /* FIXME: the local accounts are not shown when the query
-          selects only the subscribed folders. */
-/*     model        = tny_gtk_folder_store_tree_model_new (TRUE, priv->query); */
+          selects only the subscribed folders */
        model        = tny_gtk_folder_store_tree_model_new (NULL);
-       
-       /* Deal with the model via its TnyList Interface,
-        * filling the TnyList via a get_accounts() call: */
-       model_as_list = TNY_LIST(model);
 
        /* Get the accounts: */
        tny_account_store_get_accounts (TNY_ACCOUNT_STORE(account_store),
-                                       model_as_list,
+                                       TNY_LIST (model),
                                        TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
-       g_object_unref (model_as_list);
-       model_as_list = NULL;   
-                                                     
-       GtkTreeModel *filter_model = NULL, *sortable = NULL;
 
        sortable = gtk_tree_model_sort_new_with_model (model);
        gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
@@ -1467,12 +1478,14 @@ cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
                        if ((parent_type == TNY_FOLDER_TYPE_ROOT) &&
                            TNY_IS_ACCOUNT (parent_folder) &&
                            modest_tny_account_is_virtual_local_folders (TNY_ACCOUNT (parent_folder))) {
-                               cmp1 = get_cmp_subfolder_type_pos (modest_tny_folder_get_local_or_mmc_folder_type (TNY_FOLDER (folder1)));
-                               cmp2 = get_cmp_subfolder_type_pos (modest_tny_folder_get_local_or_mmc_folder_type (TNY_FOLDER (folder2)));
+                               cmp1 = get_cmp_subfolder_type_pos (modest_tny_folder_get_local_or_mmc_folder_type
+                                                                  (TNY_FOLDER (folder1)));
+                               cmp2 = get_cmp_subfolder_type_pos (modest_tny_folder_get_local_or_mmc_folder_type
+                                                                  (TNY_FOLDER (folder2)));
                        }
                        g_object_unref (parent_folder);
                }
-
+               
                /* if they are not local folders */
                if (cmp1 == cmp2) {
                        cmp1 = get_cmp_subfolder_type_pos (tny_folder_get_folder_type (TNY_FOLDER (folder1)));
@@ -1519,14 +1532,15 @@ on_drag_data_get (GtkWidget *widget,
        GtkTreePath *source_row;
 
        selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget));
-       gtk_tree_selection_get_selected (selection, &model, &iter);
-       source_row = gtk_tree_model_get_path (model, &iter);
-
-       gtk_tree_set_row_drag_data (selection_data,
-                                   model,
-                                   source_row);
+       if (gtk_tree_selection_get_selected (selection, &model, &iter)) {
 
-       gtk_tree_path_free (source_row);
+               source_row = gtk_tree_model_get_path (model, &iter);
+               gtk_tree_set_row_drag_data (selection_data,
+                                           model,
+                                           source_row);
+               
+               gtk_tree_path_free (source_row);
+       }
 }
 
 typedef struct _DndHelper {
@@ -1573,11 +1587,11 @@ xfer_cb (ModestMailOperation *mail_op,
 
 /* get the folder for the row the treepath refers to. */
 /* folder must be unref'd */
-static TnyFolder*
+static TnyFolderStore *
 tree_path_to_folder (GtkTreeModel *model, GtkTreePath *path)
 {
        GtkTreeIter iter;
-       TnyFolder *folder = NULL;
+       TnyFolderStore *folder = NULL;
        
        if (gtk_tree_model_get_iter (model,&iter, path))
                gtk_tree_model_get (model, &iter,
@@ -1600,6 +1614,7 @@ drag_and_drop_from_header_view (GtkTreeModel *source_model,
 {
        TnyList *headers = NULL;
        TnyFolder *folder = NULL;
+       TnyFolderType folder_type;
        ModestMailOperation *mail_op = NULL;
        GtkTreeIter source_iter, dest_iter;
        ModestWindowMgr *mgr = NULL;
@@ -1640,18 +1655,39 @@ drag_and_drop_from_header_view (GtkTreeModel *source_model,
        gtk_tree_model_get (dest_model, &dest_iter, 
                            TNY_GTK_FOLDER_STORE_TREE_MODEL_INSTANCE_COLUMN,
                            &folder, -1);
-
+       
+       if (!folder || !TNY_IS_FOLDER(folder)) {
+/*             g_warning ("%s: not a valid target folder (%p)", __FUNCTION__, folder); */
+               goto cleanup;
+       }
+       
+       folder_type = modest_tny_folder_guess_folder_type (folder);
+       if (folder_type == TNY_FOLDER_TYPE_INVALID) {
+/*             g_warning ("%s: invalid target folder", __FUNCTION__); */
+               goto cleanup;  /* cannot move messages there */
+       }
+       
+       if (modest_tny_folder_get_rules((TNY_FOLDER(folder))) & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE) {
+/*             g_warning ("folder not writable"); */
+               goto cleanup; /* verboten! */
+       }
+       
        /* Ask for confirmation to move */
-       main_win = modest_window_mgr_get_main_window(mgr);
-       response = modest_ui_actions_msgs_move_to_confirmation (GTK_WINDOW(main_win), folder, 
+       main_win = modest_window_mgr_get_main_window (mgr, FALSE); /* don't create */
+       if (!main_win) {
+               g_warning ("%s: BUG: no main window found", __FUNCTION__);
+               goto cleanup;
+       }
+
+       response = modest_ui_actions_msgs_move_to_confirmation (main_win, folder, 
                                                                TRUE, headers);
        if (response == GTK_RESPONSE_CANCEL)
                goto cleanup;
 
        /* Transfer messages */
-       mail_op = modest_mail_operation_new_with_error_handling (NULL,
+       mail_op = modest_mail_operation_new_with_error_handling ((GObject *) main_win,
                                                                 modest_ui_actions_move_folder_error_handler,
-                                                                NULL);
+                                                                NULL, NULL);
 
        modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
                                         mail_op);
@@ -1687,15 +1723,22 @@ drag_and_drop_from_folder_view (GtkTreeModel     *source_model,
        ModestMailOperation *mail_op = NULL;
        GtkTreeIter dest_iter, iter;
        TnyFolderStore *dest_folder = NULL;
-       TnyFolder *folder = NULL;
+       TnyFolderStore *folder = NULL;
        gboolean forbidden = FALSE;
+       ModestWindow *win;
 
+       win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(), FALSE); /* don't create */
+       if (!win) {
+               g_warning ("%s: BUG: no main window", __FUNCTION__);
+               return;
+       }
+       
        if (!forbidden) {
                /* check the folder rules for the destination */
                folder = tree_path_to_folder (dest_model, dest_row);
                if (TNY_IS_FOLDER(folder)) {
                        ModestTnyFolderRules rules =
-                                       modest_tny_folder_get_rules (folder);
+                               modest_tny_folder_get_rules (TNY_FOLDER (folder));
                        forbidden = rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE;
                } else if (TNY_IS_FOLDER_STORE(folder)) {
                        /* enable local root as destination for folders */
@@ -1710,7 +1753,7 @@ drag_and_drop_from_folder_view (GtkTreeModel     *source_model,
                folder = tree_path_to_folder (source_model, helper->source_row);
                if (TNY_IS_FOLDER(folder)) {
                        ModestTnyFolderRules rules =
-                                       modest_tny_folder_get_rules (folder);
+                               modest_tny_folder_get_rules (TNY_FOLDER (folder));
                        forbidden = rules & MODEST_FOLDER_RULES_FOLDER_NON_MOVEABLE;
                } else
                        forbidden = TRUE;
@@ -1739,19 +1782,17 @@ drag_and_drop_from_folder_view (GtkTreeModel     *source_model,
        /* Offer the connection dialog if necessary, for the destination parent folder and source folder: */
        if (modest_platform_connect_and_wait_if_network_folderstore (NULL, dest_folder) && 
            modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
-               ModestWindowMgr *mgr = modest_runtime_get_window_mgr ();
-
+       
                /* Do the mail operation */
-               mail_op = 
-                       modest_mail_operation_new_with_error_handling (G_OBJECT (modest_window_mgr_get_main_window (mgr)),
-                                                                      modest_ui_actions_move_folder_error_handler,
-                                                                      folder);
+               mail_op = modest_mail_operation_new_with_error_handling ((GObject *) win,
+                                                                        modest_ui_actions_move_folder_error_handler,
+                                                                        folder, NULL);
 
                modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), 
                                                 mail_op);
 
                modest_mail_operation_xfer_folder (mail_op, 
-                                                  folder, 
+                                                  TNY_FOLDER (folder), 
                                                   dest_folder,
                                                   helper->delete_source,
                                                   xfer_cb,
@@ -1950,7 +1991,7 @@ on_drag_motion (GtkWidget      *widget,
        ModestFolderViewPrivate *priv;
        GdkDragAction suggested_action;
        gboolean valid_location = FALSE;
-       TnyFolder *folder;
+       TnyFolderStore *folder;
 
        priv = MODEST_FOLDER_VIEW_GET_PRIVATE (widget);
 
@@ -1979,15 +2020,15 @@ on_drag_motion (GtkWidget      *widget,
        /* Check that the destination folder is writable */
        dest_model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));
        folder = tree_path_to_folder (dest_model, dest_row);
-       if (folder) {
-               ModestTnyFolderRules rules = modest_tny_folder_get_rules(folder);
+       if (folder && TNY_IS_FOLDER (folder)) {
+               ModestTnyFolderRules rules = modest_tny_folder_get_rules(TNY_FOLDER (folder));
 
                if (rules & MODEST_FOLDER_RULES_FOLDER_NON_WRITEABLE) {
                        valid_location = FALSE;
                        goto out;
                }
-               g_object_unref (folder);
        }
+       g_object_unref (folder);
 
        /* Expand the selected row after 1/2 second */
        if (!gtk_tree_view_row_expanded (GTK_TREE_VIEW (widget), dest_row)) {
@@ -2242,7 +2283,10 @@ modest_folder_view_select_first_inbox_or_local (ModestFolderView *self)
        expand_root_items (self);
        sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
 
-       gtk_tree_model_get_iter_first (model, &iter);
+       if (!gtk_tree_model_get_iter_first (model, &iter)) {
+               g_warning ("%s: model is empty", __FUNCTION__);
+               return;
+       }
 
        if (find_inbox_iter (model, &iter, &inbox_iter))
                path = gtk_tree_model_get_path (model, &inbox_iter);
@@ -2389,8 +2433,11 @@ modest_folder_view_select_folder (ModestFolderView *self, TnyFolder *folder,
        if (!model)
                return FALSE;
 
-               
-       gtk_tree_model_get_iter_first (model, &iter);
+       if (!gtk_tree_model_get_iter_first (model, &iter)) {
+               g_warning ("%s: model is empty", __FUNCTION__);
+               return FALSE;
+       }
+       
        if (find_folder_iter (model, &iter, &folder_iter, folder)) {
                GtkTreePath *path;