* src/widgets/modest-header-view.c:
[modest] / src / widgets / modest-header-view.c
index bd69084..9e04043 100644 (file)
 #include <tny-simple-list.h>
 #include <tny-folder-monitor.h>
 #include <tny-folder-change.h>
+#include <tny-error.h>
 #include <string.h>
 
 #include <modest-header-view.h>
 #include <modest-header-view-priv.h>
 #include <modest-dnd.h>
 #include <modest-tny-folder.h>
-
+#include <modest-debug.h>
 #include <modest-main-window.h>
-
+#include <modest-ui-actions.h>
 #include <modest-marshal.h>
 #include <modest-text-utils.h>
 #include <modest-icon-names.h>
@@ -78,7 +79,17 @@ static void         on_account_removed     (TnyAccountStore *self,
 static void          on_selection_changed   (GtkTreeSelection *sel,
                                             gpointer user_data);
 
-static void          setup_drag_and_drop    (GtkTreeView *self);
+static gboolean      on_button_press_event  (GtkWidget * self, GdkEventButton * event,
+                                             gpointer userdata);
+
+static gboolean      on_button_release_event(GtkWidget * self, GdkEventButton * event,
+                                             gpointer userdata);
+
+static void          setup_drag_and_drop    (GtkWidget *self);
+
+static void          enable_drag_and_drop   (GtkWidget *self);
+
+static void          disable_drag_and_drop  (GtkWidget *self);
 
 static GtkTreePath * get_selected_row       (GtkTreeView *self, GtkTreeModel **model);
 
@@ -140,8 +151,10 @@ struct _ModestHeaderViewPrivate {
        gulong  selection_changed_handler;
        gulong  acc_removed_handler;
 
-       HeaderViewStatus status;
        GList *drag_begin_cached_selected_rows;
+
+       HeaderViewStatus status;
+       guint status_timeout;
 };
 
 typedef struct _HeadersCountChangedHelper HeadersCountChangedHelper;
@@ -272,7 +285,7 @@ modest_header_view_class_init (ModestHeaderViewClass *klass)
 static void
 tny_folder_observer_init (TnyFolderObserverIface *klass)
 {
-       klass->update_func = folder_monitor_update;
+       klass->update = folder_monitor_update;
 }
 
 static GtkTreeViewColumn*
@@ -332,6 +345,9 @@ modest_header_view_set_columns (ModestHeaderView *self, const GList *columns, Tn
        ModestHeaderViewPrivate *priv;
        GtkTreeViewColumn *compact_column = NULL;
        const GList *cursor;
+
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), FALSE);
+       g_return_val_if_fail (type != TNY_FOLDER_TYPE_INVALID, FALSE);
        
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self); 
 
@@ -373,12 +389,15 @@ modest_header_view_set_columns (ModestHeaderView *self, const GList *columns, Tn
        g_object_set (G_OBJECT (renderer_subject),
                      "ellipsize", PANGO_ELLIPSIZE_END, "yalign", 1.0,
                      NULL);
+       gtk_cell_renderer_text_set_fixed_height_from_font (GTK_CELL_RENDERER_TEXT (renderer_subject), 1);
        g_object_set (G_OBJECT (renderer_recpt),
                      "ellipsize", PANGO_ELLIPSIZE_END, "yalign", 0.0,
                      NULL);
+       gtk_cell_renderer_text_set_fixed_height_from_font (GTK_CELL_RENDERER_TEXT (renderer_recpt), 1);
        g_object_set(G_OBJECT(renderer_compact_date_or_status),
                     "xalign", 1.0, "yalign", 0.0,
                     NULL);
+       gtk_cell_renderer_text_set_fixed_height_from_font (GTK_CELL_RENDERER_TEXT (renderer_compact_date_or_status), 1);
        g_object_set (G_OBJECT (renderer_priority),
                      "yalign", 1.0, NULL);
        g_object_set (G_OBJECT (renderer_attach),
@@ -545,6 +564,7 @@ modest_header_view_init (ModestHeaderView *obj)
        priv->observers_lock = g_mutex_new ();
 
        priv->status  = HEADER_VIEW_INIT;
+       priv->status_timeout = 0;
 
        priv->observer_list_lock = g_mutex_new();
        priv->observer_list = NULL;
@@ -563,7 +583,7 @@ modest_header_view_init (ModestHeaderView *obj)
                }                       
        }
 
-       setup_drag_and_drop (GTK_TREE_VIEW (obj));
+       setup_drag_and_drop (GTK_WIDGET(obj));
 }
 
 static void
@@ -665,6 +685,11 @@ modest_header_view_new (TnyFolder *folder, ModestHeaderViewStyle style)
                          G_CALLBACK(on_focus_in), NULL);
        g_signal_connect (self, "focus-out-event",
                          G_CALLBACK(on_focus_out), NULL);
+
+       g_signal_connect (self, "button-press-event",
+                         G_CALLBACK(on_button_press_event), NULL);
+       g_signal_connect (self, "button-release-event",
+                         G_CALLBACK(on_button_release_event), NULL);
        
        priv->acc_removed_handler = g_signal_connect (modest_runtime_get_account_store (),
                                                      "account_removed",
@@ -685,7 +710,7 @@ modest_header_view_count_selected_headers (ModestHeaderView *self)
        GtkTreeSelection *sel;
        guint selected_rows;
 
-       g_return_val_if_fail (self, 0);
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), 0);
        
        /* Get selection object and check selected rows count */
        sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
@@ -699,8 +724,8 @@ modest_header_view_has_selected_headers (ModestHeaderView *self)
 {
        GtkTreeSelection *sel;
        gboolean empty;
-
-       g_return_val_if_fail (self, FALSE);
+       
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), FALSE);
        
        /* Get selection object and check selected rows count */
        sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
@@ -721,7 +746,7 @@ modest_header_view_get_selected_headers (ModestHeaderView *self)
        GtkTreeModel *tree_model = NULL;
        GtkTreeIter iter;
 
-       g_return_val_if_fail (self, NULL);
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), NULL);
        
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
@@ -795,6 +820,8 @@ modest_header_view_select_next (ModestHeaderView *self)
        GtkTreeModel *model;
        GtkTreePath *path;
 
+       g_return_if_fail (self && MODEST_IS_HEADER_VIEW(self));
+
        sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
        path = get_selected_row (GTK_TREE_VIEW(self), &model);
        if ((path != NULL) && (gtk_tree_model_get_iter(model, &iter, path))) {
@@ -819,6 +846,8 @@ modest_header_view_select_prev (ModestHeaderView *self)
        GtkTreeModel *model;
        GtkTreePath *path;
 
+       g_return_if_fail (self && MODEST_IS_HEADER_VIEW(self));
+
        sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (self));
        path = get_selected_row (GTK_TREE_VIEW(self), &model);
        if ((path != NULL) && (gtk_tree_model_get_iter(model, &iter, path))) {
@@ -840,8 +869,9 @@ modest_header_view_select_prev (ModestHeaderView *self)
 
 GList*
 modest_header_view_get_columns (ModestHeaderView *self)
-{
-       g_return_val_if_fail (self, FALSE);
+{      
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), NULL);
+       
        return gtk_tree_view_get_columns (GTK_TREE_VIEW(self)); 
 }
 
@@ -855,10 +885,10 @@ modest_header_view_set_style (ModestHeaderView *self,
        gboolean show_col_headers = FALSE;
        ModestHeaderViewStyle old_style;
        
-       g_return_val_if_fail (self, FALSE);
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), FALSE);
        g_return_val_if_fail (style >= 0 && MODEST_HEADER_VIEW_STYLE_NUM,
                              FALSE);
-
+       
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
        if (priv->style == style)
                return TRUE; /* nothing to do */
@@ -885,7 +915,8 @@ modest_header_view_set_style (ModestHeaderView *self,
 ModestHeaderViewStyle
 modest_header_view_get_style (ModestHeaderView *self)
 {
-       g_return_val_if_fail (self, FALSE);
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), FALSE);
+
        return MODEST_HEADER_VIEW_GET_PRIVATE(self)->style;
 }
 
@@ -901,19 +932,20 @@ modest_header_view_on_expose_event(GtkTreeView *header_view,
        GtkTreeModel *model;
        GtkTreeIter tree_iter;
 
-       /* I'm invalidating this method because it causes an annoying
-          efect, the focus changes to the header view when selecting
-          a folder in the folder view because of this code and it
-          shouldn't. We need to find another way to set the passive
-          focus on it. Sergio. */
-       return FALSE;
-
        model = gtk_tree_view_get_model(header_view);
 
+       if (!model)
+               return FALSE;
+
        sel = gtk_tree_view_get_selection(header_view);
        if(!gtk_tree_selection_count_selected_rows(sel))
-               if (gtk_tree_model_get_iter_first(model, &tree_iter))
+               if (gtk_tree_model_get_iter_first(model, &tree_iter)) {
+                       /* Prevent the widget from getting the focus
+                          when selecting the first item */
+                       g_object_set(header_view, "can-focus", FALSE, NULL);
                        gtk_tree_selection_select_iter(sel, &tree_iter);
+                       g_object_set(header_view, "can-focus", TRUE, NULL);
+               }
 
        return FALSE;
 }
@@ -943,6 +975,9 @@ TnyFolder*
 modest_header_view_get_folder (ModestHeaderView *self)
 {
        ModestHeaderViewPrivate *priv;
+
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), NULL);
+
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
        if (priv->folder)
@@ -1001,6 +1036,9 @@ modest_header_view_set_folder_intern (ModestHeaderView *self, TnyFolder *folder)
        /* Restore sort column id */
        if (cols) {
                type  = modest_tny_folder_guess_folder_type (folder);
+               if (type == TNY_FOLDER_TYPE_INVALID)
+                       g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
+               
                sort_colid = modest_header_view_get_sort_column_id (self, type); 
                sort_type = modest_header_view_get_sort_type (self, type); 
                gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
@@ -1037,6 +1075,9 @@ modest_header_view_sort_by_column_id (ModestHeaderView *self,
        GtkTreeModel *tree_filter, *sortable = NULL; 
        TnyFolderType type;
 
+       g_return_if_fail (self && MODEST_IS_HEADER_VIEW(self));
+       g_return_if_fail (sort_type == GTK_SORT_ASCENDING || sort_type == GTK_SORT_DESCENDING);
+       
        /* Get model and private data */
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);            
        tree_filter = gtk_tree_view_get_model (GTK_TREE_VIEW (self));
@@ -1045,16 +1086,15 @@ modest_header_view_sort_by_column_id (ModestHeaderView *self,
        
        /* Sort tree model */
        type  = modest_tny_folder_guess_folder_type (priv->folder);
-       gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
+       if (type == TNY_FOLDER_TYPE_INVALID)
+               g_warning ("%s: BUG: TNY_FOLDER_TYPE_INVALID", __FUNCTION__);
+       else {
+               gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE(sortable),
                                              sort_colid,
                                              sort_type);
-       /* Store new sort parameters */
-       modest_header_view_set_sort_params (self, sort_colid, sort_type, type);
-
-       /* Save GConf parameters */
-/*     modest_widget_memory_save (modest_runtime_get_conf(), */
-/*                                G_OBJECT(self), "header-view"); */
-       
+               /* Store new sort parameters */
+               modest_header_view_set_sort_params (self, sort_colid, sort_type, type);
+       }       
 }
 
 void
@@ -1065,7 +1105,11 @@ modest_header_view_set_sort_params (ModestHeaderView *self,
 {
        ModestHeaderViewPrivate *priv;
        ModestHeaderViewStyle style;
-
+       
+       g_return_if_fail (self && MODEST_IS_HEADER_VIEW(self));
+       g_return_if_fail (sort_type == GTK_SORT_ASCENDING || sort_type == GTK_SORT_DESCENDING);
+       g_return_if_fail (type != TNY_FOLDER_TYPE_INVALID);
+       
        style = modest_header_view_get_style   (self);
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
@@ -1080,6 +1124,9 @@ modest_header_view_get_sort_column_id (ModestHeaderView *self,
        ModestHeaderViewPrivate *priv;
        ModestHeaderViewStyle style;
 
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), 0);
+       g_return_val_if_fail (type != TNY_FOLDER_TYPE_INVALID, 0);
+       
        style = modest_header_view_get_style   (self);
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
@@ -1092,7 +1139,10 @@ modest_header_view_get_sort_type (ModestHeaderView *self,
 {
        ModestHeaderViewPrivate *priv;
        ModestHeaderViewStyle style;
-
+       
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), GTK_SORT_DESCENDING);
+       g_return_val_if_fail (type != TNY_FOLDER_TYPE_INVALID, GTK_SORT_DESCENDING);
+       
        style = modest_header_view_get_style   (self);
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
@@ -1134,9 +1184,29 @@ folder_refreshed_cb (ModestMailOperation *mail_op,
                       signals[UPDATING_MSG_LIST_SIGNAL], 0, FALSE, NULL);
 
        /* Frees */
+       g_object_unref (info->header_view);
        g_free (info);
 }
 
+static void
+refresh_folder_error_handler (ModestMailOperation *mail_op, 
+                             gpointer user_data)
+{
+       const GError *error = modest_mail_operation_get_error (mail_op);
+
+       if (error->code == TNY_SYSTEM_ERROR_MEMORY ||
+           error->code == TNY_IO_ERROR_WRITE ||
+           error->code == TNY_IO_ERROR_READ) {
+               ModestMailOperationStatus st = modest_mail_operation_get_status (mail_op);
+               /* If the mail op has been cancelled then it's not an error: don't show any message */
+               if (st != MODEST_MAIL_OPERATION_STATUS_CANCELED) {
+                       modest_platform_information_banner (NULL, NULL,
+                                                           dgettext("ke-recv",
+                                                                    "cerm_device_memory_full"));
+               }
+       }
+}
+
 void
 modest_header_view_set_folder (ModestHeaderView *self, 
                               TnyFolder *folder,
@@ -1144,13 +1214,24 @@ modest_header_view_set_folder (ModestHeaderView *self,
                               gpointer user_data)
 {
        ModestHeaderViewPrivate *priv;
-       ModestWindowMgr *mgr = NULL;
-       GObject *source = NULL;
        SetFolderHelper *info;
-       priv = MODEST_HEADER_VIEW_GET_PRIVATE(self);
+       ModestWindow *main_win;
+       
+       g_return_if_fail (self);
+
+       priv =     MODEST_HEADER_VIEW_GET_PRIVATE(self);
 
+       main_win = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr (),
+                                                     FALSE); /* don't create */
+       if (!main_win) {
+               g_warning ("%s: BUG: no main window", __FUNCTION__);
+               return;
+       }
+                                                     
        if (priv->folder) {
+               if (priv->status_timeout)
+                       g_source_remove (priv->status_timeout);
+
                g_mutex_lock (priv->observers_lock);
                tny_folder_remove_observer (priv->folder, TNY_FOLDER_OBSERVER (self));
                g_object_unref (priv->folder);
@@ -1162,13 +1243,9 @@ modest_header_view_set_folder (ModestHeaderView *self,
                ModestMailOperation *mail_op = NULL;
                GtkTreeSelection *selection;
 
-               /* Get main window to use it as source of mail operation */
-               mgr = modest_runtime_get_window_mgr ();
-               source = G_OBJECT (modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ()));
-
                /* Set folder in the model */
                modest_header_view_set_folder_intern (self, folder);
-
+               
                /* Pick my reference. Nothing to do with the mail operation */
                priv->folder = g_object_ref (folder);
 
@@ -1183,12 +1260,14 @@ modest_header_view_set_folder (ModestHeaderView *self,
 
                /* create the helper */
                info = g_malloc0 (sizeof(SetFolderHelper));
-               info->header_view = self;
+               info->header_view = g_object_ref (self);
                info->cb = callback;
                info->user_data = user_data;
 
                /* Create the mail operation (source will be the parent widget) */
-               mail_op = modest_mail_operation_new (source);
+               mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(main_win),
+                                                                        refresh_folder_error_handler,
+                                                                        NULL, NULL);
                modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (),
                                                 mail_op);
 
@@ -1246,7 +1325,12 @@ on_header_row_activated (GtkTreeView *treeview, GtkTreePath *path,
 
        /* Dont open DELETED messages */
        if (flags & TNY_HEADER_FLAG_DELETED) {
-               modest_platform_information_banner (NULL, NULL, _("mcen_ib_message_already_deleted"));
+               GtkWidget *win;
+               gchar *msg;
+               win = gtk_widget_get_ancestor (GTK_WIDGET (treeview), GTK_TYPE_WINDOW);
+               msg = modest_ui_actions_get_msg_already_deleted_error_msg (MODEST_WINDOW (win));
+               modest_platform_information_banner (NULL, NULL, msg);
+               g_free (msg);
                goto frees;
        }
 
@@ -1311,20 +1395,32 @@ _modest_header_view_change_selection (GtkTreeSelection *selection,
                                      gpointer user_data)
 {
        g_return_if_fail (GTK_IS_TREE_SELECTION (selection));
-       g_return_if_fail (MODEST_IS_HEADER_VIEW (user_data));
-
+       g_return_if_fail (user_data && MODEST_IS_HEADER_VIEW (user_data));
+       
        on_selection_changed (selection, user_data);
 }
 
-static gint compare_priorities (TnyHeaderFlags p1, TnyHeaderFlags p2)
+static gint
+compare_priorities (TnyHeaderFlags p1, TnyHeaderFlags p2)
 {
-       p1 = p1 & TNY_HEADER_FLAG_PRIORITY;
-       p2 = p2 & TNY_HEADER_FLAG_PRIORITY;
-       if (p1 == 0) 
-               p1 = TNY_HEADER_FLAG_LOW_PRIORITY + 1;
-       if (p2 == 0) 
-               p2 = TNY_HEADER_FLAG_LOW_PRIORITY + 1;
-       return p1 - p2;
+       /* HH, LL, NN */
+       if (p1 == p2)
+               return 0;
+
+       /* HL HN */
+       if (p1 == TNY_HEADER_FLAG_HIGH_PRIORITY)
+               return 1;
+
+       /* LH LN */
+       if (p1 == TNY_HEADER_FLAG_LOW_PRIORITY)
+               return -1;
+
+       /* NH */
+       if ((p1 == TNY_HEADER_FLAG_NORMAL_PRIORITY) && (p2 == TNY_HEADER_FLAG_HIGH_PRIORITY))
+               return -1;
+
+       /* NL */
+       return 1;
 }
 
 static gint
@@ -1355,18 +1451,28 @@ cmp_rows (GtkTreeModel *tree_model, GtkTreeIter *iter1, GtkTreeIter *iter2,
 
                return cmp ? cmp : t1 - t2;
                
-       case TNY_HEADER_FLAG_PRIORITY:
-               gtk_tree_model_get (tree_model, iter1, TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN, &val1,
+       case TNY_HEADER_FLAG_PRIORITY_MASK: {
+               TnyHeader *header1 = NULL, *header2 = NULL;
+
+               gtk_tree_model_get (tree_model, iter1, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &header1,
                                    TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t1,-1);
-               gtk_tree_model_get (tree_model, iter2, TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN, &val2,
+               gtk_tree_model_get (tree_model, iter2, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &header2,
                                    TNY_GTK_HEADER_LIST_MODEL_DATE_SENT_TIME_T_COLUMN, &t2,-1);
 
                /* This is for making priority values respect the intuitive sort relationship 
-                * as HIGH is 11, LOW is 01, and we put NORMAL AS 10 (2) */
-               cmp =  compare_priorities (val1, val2);
+                * as HIGH is 01, LOW is 10, and NORMAL is 00 */
 
-               return cmp ? cmp : t1 - t2;
+               if (header1 && header2) {
+                       cmp =  compare_priorities (tny_header_get_priority (header1), 
+                               tny_header_get_priority (header2));
+                       g_object_unref (header1);
+                       g_object_unref (header2);
 
+                       return cmp ? cmp : t1 - t2;
+               }
+
+               return t1 - t2;
+       }
        default:
                return &iter1 - &iter2; /* oughhhh  */
        }
@@ -1474,14 +1580,24 @@ const GtkTargetEntry header_view_drag_types[] = {
 };
 
 static void
-setup_drag_and_drop (GtkTreeView *self)
+enable_drag_and_drop (GtkWidget *self)
 {
-       gtk_drag_source_set (GTK_WIDGET (self),
-                            GDK_BUTTON1_MASK,
+       gtk_drag_source_set (self, GDK_BUTTON1_MASK,
                             header_view_drag_types,
                             G_N_ELEMENTS (header_view_drag_types),
                             GDK_ACTION_MOVE | GDK_ACTION_COPY);
+}
 
+static void
+disable_drag_and_drop (GtkWidget *self)
+{
+       gtk_drag_source_unset (self);
+}
+
+static void
+setup_drag_and_drop (GtkWidget *self)
+{
+       enable_drag_and_drop(self);
        g_signal_connect(G_OBJECT (self), "drag_data_get",
                         G_CALLBACK(drag_data_get_cb), NULL);
 
@@ -1611,6 +1727,39 @@ on_focus_out (GtkWidget     *self,
        return FALSE;
 }
 
+static gboolean
+on_button_release_event(GtkWidget * self, GdkEventButton * event, gpointer userdata)
+{
+       enable_drag_and_drop(self);
+       return FALSE;
+}
+
+static gboolean
+on_button_press_event(GtkWidget * self, GdkEventButton * event, gpointer userdata)
+{
+       GtkTreeSelection *selection = NULL;
+       GtkTreePath *path = NULL;
+       gboolean already_selected = FALSE;
+
+       if (gtk_tree_view_get_path_at_pos(GTK_TREE_VIEW(self), event->x, event->y, &path, NULL, NULL, NULL)) {
+               selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(self));
+               already_selected = gtk_tree_selection_path_is_selected (selection, path);
+       }
+
+       /* Enable drag and drop onlly if the user clicks on a row that
+          it's already selected. If not, let him select items using
+          the pointer */
+       if (!already_selected) {
+               disable_drag_and_drop(self);
+       }
+
+       if (path != NULL) {
+               gtk_tree_path_free(path);
+       }
+
+       return FALSE;
+}
+
 static void
 folder_monitor_update (TnyFolderObserver *self, 
                       TnyFolderChange *change)
@@ -1629,6 +1778,30 @@ folder_monitor_update (TnyFolderObserver *self,
        if (folder != priv->folder)
                goto frees;
 
+       MODEST_DEBUG_BLOCK (
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_ADDED_HEADERS)
+                                   g_print ("ADDED %d/%d (r/t) \n", 
+                                            tny_folder_change_get_new_unread_count (change),
+                                            tny_folder_change_get_new_all_count (change));
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_ALL_COUNT)
+                                   g_print ("ALL COUNT %d\n", 
+                                            tny_folder_change_get_new_all_count (change));
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_UNREAD_COUNT)
+                                   g_print ("UNREAD COUNT %d\n", 
+                                            tny_folder_change_get_new_unread_count (change));
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)
+                                   g_print ("EXPUNGED %d/%d (r/t) \n", 
+                                            tny_folder_change_get_new_unread_count (change),
+                                            tny_folder_change_get_new_all_count (change));
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_FOLDER_RENAME)
+                                   g_print ("FOLDER RENAME\n");
+                           if (changed & TNY_FOLDER_CHANGE_CHANGED_MSG_RECEIVED)
+                                   g_print ("MSG RECEIVED %d/%d (r/t) \n", 
+                                            tny_folder_change_get_new_unread_count (change),
+                                            tny_folder_change_get_new_all_count (change));
+                           g_print ("---------------------------------------------------\n");
+                           );
+
        /* Check folder count */
        if ((changed & TNY_FOLDER_CHANGE_CHANGED_ADDED_HEADERS) ||
            (changed & TNY_FOLDER_CHANGE_CHANGED_EXPUNGED_HEADERS)) {
@@ -1657,8 +1830,10 @@ folder_monitor_update (TnyFolderObserver *self,
 gboolean
 modest_header_view_is_empty (ModestHeaderView *self)
 {
-       ModestHeaderViewPrivate *priv = NULL;
-               
+       ModestHeaderViewPrivate *priv;
+       
+       g_return_val_if_fail (self && MODEST_IS_HEADER_VIEW(self), TRUE);
+       
        priv = MODEST_HEADER_VIEW_GET_PRIVATE (MODEST_HEADER_VIEW (self));
 
        return priv->status == HEADER_VIEW_EMPTY;
@@ -1667,12 +1842,16 @@ modest_header_view_is_empty (ModestHeaderView *self)
 void
 modest_header_view_clear (ModestHeaderView *self)
 {
+       g_return_if_fail (self && MODEST_IS_HEADER_VIEW(self));
+       
        modest_header_view_set_folder (self, NULL, NULL, NULL);
 }
 
 void 
 modest_header_view_copy_selection (ModestHeaderView *header_view)
 {
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW(header_view));
+       
        /* Copy selection */
        _clipboard_set_selected_data (header_view, FALSE);
 }
@@ -1684,7 +1863,8 @@ modest_header_view_cut_selection (ModestHeaderView *header_view)
        const gchar **hidding = NULL;
        guint i, n_selected;
 
-       g_return_if_fail (MODEST_IS_HEADER_VIEW (header_view));
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW (header_view));
+       
        priv = MODEST_HEADER_VIEW_GET_PRIVATE (header_view);
 
        /* Copy selection */
@@ -1728,7 +1908,32 @@ _clipboard_set_selected_data (ModestHeaderView *header_view,
        g_object_unref (headers);
 }
 
+typedef struct {
+       ModestHeaderView *self;
+       TnyFolder *folder;
+} NotifyFilterInfo;
+
+static gboolean
+notify_filter_change (gpointer data)
+{
+       NotifyFilterInfo *info = (NotifyFilterInfo *) data;
+
+       g_signal_emit (info->self, 
+                      signals[MSG_COUNT_CHANGED_SIGNAL], 
+                      0, info->folder, NULL);
+
+       return FALSE;
+}
 
+static void
+notify_filter_change_destroy (gpointer data)
+{
+       NotifyFilterInfo *info = (NotifyFilterInfo *) data;
+
+       g_object_unref (info->self);
+       g_object_unref (info->folder);
+       g_slice_free (NotifyFilterInfo, info);
+}
 
 static gboolean
 filter_row (GtkTreeModel *model,
@@ -1742,18 +1947,23 @@ filter_row (GtkTreeModel *model,
        gchar *id = NULL;
        gboolean visible = TRUE;
        gboolean found = FALSE;
-       
+       GValue value = {0,};
+       HeaderViewStatus old_status;
+
        g_return_val_if_fail (MODEST_IS_HEADER_VIEW (user_data), FALSE);
        priv = MODEST_HEADER_VIEW_GET_PRIVATE (user_data);
 
        /* Get header from model */
-       gtk_tree_model_get (model, iter,
-                           TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN, &flags,
-                           TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &header,
-                           -1);
+       gtk_tree_model_get_value (model, iter, TNY_GTK_HEADER_LIST_MODEL_FLAGS_COLUMN, &value);
+       flags = (TnyHeaderFlags) g_value_get_int (&value);
+       g_value_unset (&value);
+       gtk_tree_model_get_value (model, iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &value);
+       header = (TnyHeader *) g_value_get_object (&value);
+       g_value_unset (&value);
        
-       /* Hide mark as deleted heders */
-       if (flags & TNY_HEADER_FLAG_DELETED) {
+       /* Hide deleted and mark as deleted heders */
+       if (flags & TNY_HEADER_FLAG_DELETED ||
+           flags & TNY_HEADER_FLAG_EXPUNGED) {
                visible = FALSE;
                goto frees;
        }
@@ -1765,25 +1975,39 @@ filter_row (GtkTreeModel *model,
        }               
 
        /* Get message id from header (ensure is a valid id) */
-       if (!header) return FALSE;
-       id = g_strdup(tny_header_get_message_id (header));
+       if (!header) {
+               visible = FALSE;
+               goto frees;
+       }
        
        /* Check hiding */
        if (priv->hidding_ids != NULL) {
+               id = g_strdup(tny_header_get_message_id (header));
                for (i=0; i < priv->n_selected && !found; i++)
                        if (priv->hidding_ids[i] != NULL && id != NULL)
                                found = (!strcmp (priv->hidding_ids[i], id));
        
                visible = !found;
+               g_free(id);
        }
 
  frees:
+       old_status = priv->status;
        priv->status = ((gboolean) priv->status) && !visible;
-       
-       /* Free */
-       if (header)
-               g_object_unref (header);
-       g_free(id);
+       if (priv->status != old_status) {
+               NotifyFilterInfo *info;
+
+               if (priv->status_timeout)
+                       g_source_remove (priv->status_timeout);
+
+               info = g_slice_new0 (NotifyFilterInfo);
+               info->self = g_object_ref (G_OBJECT (user_data));
+               info->folder = tny_header_get_folder (header);
+               priv->status_timeout = g_timeout_add_full (G_PRIORITY_DEFAULT, 1000,
+                                                          notify_filter_change,
+                                                          info,
+                                                          notify_filter_change_destroy);
+       }
 
        return visible;
 }
@@ -1810,13 +2034,13 @@ modest_header_view_refilter (ModestHeaderView *header_view)
        GtkTreeModel *model = NULL;
        ModestHeaderViewPrivate *priv = NULL;
 
-       g_return_if_fail (MODEST_IS_HEADER_VIEW (header_view));
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW (header_view));
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(header_view);
-
+       
        /* Hide cut headers */
        model = gtk_tree_view_get_model (GTK_TREE_VIEW (header_view));
        if (GTK_IS_TREE_MODEL_FILTER (model)) {
-               priv->status = 0;
+               priv->status = HEADER_VIEW_INIT;
                gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (model));
        }
 }
@@ -1848,15 +2072,14 @@ on_account_removed (TnyAccountStore *self,
        }
 }
 
-void modest_header_view_add_observer(
-               ModestHeaderView *header_view,
-               ModestHeaderViewObserver *observer)
+void
+modest_header_view_add_observer(ModestHeaderView *header_view,
+                                    ModestHeaderViewObserver *observer)
 {
-       ModestHeaderViewPrivate *priv = NULL;
-
-       g_assert(MODEST_IS_HEADER_VIEW(header_view));
-       g_assert(observer != NULL);
-       g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
+       ModestHeaderViewPrivate *priv;
+       
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW(header_view));
+       g_return_if_fail (observer && MODEST_IS_HEADER_VIEW_OBSERVER(observer));
 
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(header_view);
 
@@ -1869,11 +2092,10 @@ void
 modest_header_view_remove_observer(ModestHeaderView *header_view,
                                   ModestHeaderViewObserver *observer)
 {
-       ModestHeaderViewPrivate *priv = NULL;
+       ModestHeaderViewPrivate *priv;
 
-       g_assert(MODEST_IS_HEADER_VIEW(header_view));
-       g_assert(observer != NULL);
-       g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW(header_view));
+       g_return_if_fail (observer && MODEST_IS_HEADER_VIEW_OBSERVER(observer));
 
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(header_view);
 
@@ -1891,8 +2113,9 @@ modest_header_view_notify_observers(ModestHeaderView *header_view,
        GSList *iter;
        ModestHeaderViewObserver *observer;
 
-       g_assert(MODEST_IS_HEADER_VIEW(header_view));
 
+       g_return_if_fail (header_view && MODEST_IS_HEADER_VIEW(header_view));
+       
        priv = MODEST_HEADER_VIEW_GET_PRIVATE(header_view);
 
        g_mutex_lock(priv->observer_list_lock);