Alternate patch to the one applied in 3653, this one's better
[modest] / src / maemo / modest-msg-view-window.c
index ef442c1..92ea300 100644 (file)
 #include "modest-progress-bar-widget.h"
 #include "modest-defs.h"
 #include "modest-hildon-includes.h"
-#include <gtkhtml/gtkhtml-search.h>
 #include "modest-ui-dimming-manager.h"
 #include <gdk/gdkkeysyms.h>
 #include <modest-tny-account.h>
+#include <modest-mime-part-view.h>
+#include <modest-isearch-view.h>
+#include <math.h>
 
 #define DEFAULT_FOLDER "MyDocs/.documents"
 
 static void  modest_msg_view_window_class_init   (ModestMsgViewWindowClass *klass);
 static void  modest_msg_view_window_init         (ModestMsgViewWindow *obj);
+static void  modest_header_view_observer_init(
+               ModestHeaderViewObserverIface *iface_class);
 static void  modest_msg_view_window_finalize     (GObject *obj);
 static void  modest_msg_view_window_toggle_find_toolbar (GtkToggleAction *obj,
                                                         gpointer data);
@@ -89,6 +93,34 @@ static void modest_msg_view_window_show_toolbar   (ModestWindow *window,
 static void modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
                                                           GdkEvent *event,
                                                           ModestMsgViewWindow *window);
+void modest_msg_view_window_on_row_changed(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               GtkTreeIter *arg2,
+               ModestMsgViewWindow *window);
+
+void modest_msg_view_window_on_row_deleted(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               ModestMsgViewWindow *window);
+
+void modest_msg_view_window_on_row_inserted(
+               GtkTreeModel *header_model,
+               GtkTreePath *tree_path,
+               GtkTreeIter *tree_iter,
+               ModestMsgViewWindow *window);
+
+void modest_msg_view_window_on_row_reordered(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               GtkTreeIter *arg2,
+               gpointer arg3,
+               ModestMsgViewWindow *window);
+
+void modest_msg_view_window_update_model_replaced(
+               ModestHeaderViewObserver *window,
+               GtkTreeModel *model,
+               const gchar *tny_folder_id);
 
 static void cancel_progressbar  (GtkToolButton *toolbutton,
                                 ModestMsgViewWindow *self);
@@ -102,6 +134,10 @@ static void on_account_removed  (TnyAccountStore *account_store,
                                 TnyAccount *account,
                                 gpointer user_data);
 
+static void on_move_focus (ModestMsgViewWindow *window,
+                          GtkDirectionType direction,
+                          gpointer userdata);
+
 static void view_msg_cb         (ModestMailOperation *mail_op, 
                                 TnyHeader *header, 
                                 TnyMsg *msg, 
@@ -157,17 +193,25 @@ struct _ModestMsgViewWindowPrivate {
        /* Optimized view enabled */
        gboolean optimized_view;
 
+       /* Whether this was created via the *_new_for_search_result() function. */
+       gboolean is_search_result;
+       
        /* A reference to the @model of the header view 
         * to allow selecting previous/next messages,
         * if the message is currently selected in the header view.
         */
+       const gchar *header_folder_id;
        GtkTreeModel *header_model;
        GtkTreeRowReference *row_reference;
        GtkTreeRowReference *next_row_reference;
 
-       guint clipboard_change_handler;
-       guint queue_change_handler;
-       guint account_removed_handler;
+       gulong clipboard_change_handler;
+       gulong queue_change_handler;
+       gulong account_removed_handler;
+       gulong row_changed_handler;
+       gulong row_deleted_handler;
+       gulong row_inserted_handler;
+       gulong rows_reordered_handler;
 
        guint purge_timeout;
        GtkWidget *remove_attachment_banner;
@@ -206,6 +250,17 @@ modest_msg_view_window_get_type (void)
                my_type = g_type_register_static (MODEST_TYPE_WINDOW,
                                                  "ModestMsgViewWindow",
                                                  &my_info, 0);
+
+               static const GInterfaceInfo modest_header_view_observer_info = 
+               {
+                       (GInterfaceInitFunc) modest_header_view_observer_init,
+                       NULL,         /* interface_finalize */
+                       NULL          /* interface_data */
+               };
+
+               g_type_add_interface_static (my_type,
+                               MODEST_TYPE_HEADER_VIEW_OBSERVER,
+                               &modest_header_view_observer_info);
        }
        return my_type;
 }
@@ -259,17 +314,30 @@ modest_msg_view_window_class_init (ModestMsgViewWindowClass *klass)
                              G_TYPE_NONE, 2, G_TYPE_POINTER, G_TYPE_POINTER);
 }
 
+static void modest_header_view_observer_init(
+               ModestHeaderViewObserverIface *iface_class)
+{
+       iface_class->update_func = modest_msg_view_window_update_model_replaced;
+}
+
 static void
 modest_msg_view_window_init (ModestMsgViewWindow *obj)
 {
        ModestMsgViewWindowPrivate *priv;
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
 
+       priv->is_search_result = FALSE;
+
        priv->msg_view      = NULL;
        priv->header_model  = NULL;
+       priv->header_folder_id  = NULL;
        priv->clipboard_change_handler = 0;
        priv->queue_change_handler = 0;
        priv->account_removed_handler = 0;
+       priv->row_changed_handler = 0;
+       priv->row_deleted_handler = 0;
+       priv->row_inserted_handler = 0;
+       priv->rows_reordered_handler = 0;
        priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 
        priv->optimized_view  = FALSE;
@@ -277,6 +345,9 @@ modest_msg_view_window_init (ModestMsgViewWindow *obj)
        priv->purge_timeout = 0;
        priv->remove_attachment_banner = NULL;
        priv->msg_uid = NULL;
+       
+       modest_window_mgr_register_help_id (modest_runtime_get_window_mgr(),
+                                           GTK_WINDOW(obj),"applications_email_viewer");
 }
 
 
@@ -393,7 +464,7 @@ menubar_to_menu (GtkUIManager *ui_manager)
 {
        GtkWidget *main_menu;
        GtkWidget *menubar;
-       GList *iter;
+       GList *iter, *children;
 
        /* Create new main menu */
        main_menu = gtk_menu_new();
@@ -401,43 +472,61 @@ menubar_to_menu (GtkUIManager *ui_manager)
        /* Get the menubar from the UI manager */
        menubar = gtk_ui_manager_get_widget (ui_manager, "/MenuBar");
 
-       iter = gtk_container_get_children (GTK_CONTAINER (menubar));
+       iter = children = gtk_container_get_children (GTK_CONTAINER (menubar));
        while (iter) {
                GtkWidget *menu;
 
                menu = GTK_WIDGET (iter->data);
                gtk_widget_reparent(menu, main_menu);
-
+               
                iter = g_list_next (iter);
        }
+       g_list_free (children);
+                    
        return main_menu;
 }
 
 static void
-init_window (ModestMsgViewWindow *obj, TnyMsg *msg)
+init_window (ModestMsgViewWindow *obj)
 {
        GtkWidget *main_vbox;
        ModestMsgViewWindowPrivate *priv;
        ModestWindowPrivate *parent_priv;
-       
+       ModestConf *conf;
+       GtkAction *action = NULL;
+
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
        parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
 
-       priv->msg_view = modest_msg_view_new (msg);
+       priv->msg_view = GTK_WIDGET (tny_platform_factory_new_msg_view (modest_tny_platform_factory_get_instance ()));
        modest_msg_view_set_shadow_type (MODEST_MSG_VIEW (priv->msg_view), GTK_SHADOW_NONE);
        main_vbox = gtk_vbox_new  (FALSE, 6);
 
        /* Menubar */
        parent_priv->menubar = menubar_to_menu (parent_priv->ui_manager);
-       gtk_widget_show_all (GTK_WIDGET(parent_priv->menubar));
+       conf = modest_runtime_get_conf ();
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, 
+                                           "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu");
+       gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
+                                     modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR, NULL));
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, 
+                                           "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu");
+       gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
+                                     modest_conf_get_bool (conf, MODEST_CONF_MSG_VIEW_WINDOW_SHOW_TOOLBAR_FULLSCREEN, NULL));
        hildon_window_set_menu    (HILDON_WINDOW(obj), GTK_MENU(parent_priv->menubar));
+       gtk_widget_show (GTK_WIDGET(parent_priv->menubar));
 
+#ifdef MODEST_USE_MOZEMBED
+       priv->main_scroll = priv->msg_view;
+       gtk_widget_set_size_request (priv->msg_view, -1, 1600);
+#else
        priv->main_scroll = gtk_scrolled_window_new (NULL, NULL);
+       gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
+#endif
        gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
        gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (priv->main_scroll), GTK_SHADOW_NONE);
        modest_maemo_set_thumbable_scrollbar (GTK_SCROLLED_WINDOW(priv->main_scroll), TRUE);
 
-       gtk_container_add (GTK_CONTAINER (priv->main_scroll), priv->msg_view);
        gtk_box_pack_start (GTK_BOX(main_vbox), priv->main_scroll, TRUE, TRUE, 0);
        gtk_container_add   (GTK_CONTAINER(obj), main_vbox);
 
@@ -455,10 +544,13 @@ static void
 modest_msg_view_window_disconnect_signals (ModestWindow *self)
 {
        ModestMsgViewWindowPrivate *priv;
-
+       ModestHeaderView *header_view = NULL;
+       ModestWindow *main_window = NULL;
+       
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 
-       if (g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
+       if (gtk_clipboard_get (GDK_SELECTION_PRIMARY) &&
+           g_signal_handler_is_connected (gtk_clipboard_get (GDK_SELECTION_PRIMARY),
                                           priv->clipboard_change_handler)) 
                g_signal_handler_disconnect (gtk_clipboard_get (GDK_SELECTION_PRIMARY), 
                                             priv->clipboard_change_handler);
@@ -472,6 +564,43 @@ modest_msg_view_window_disconnect_signals (ModestWindow *self)
                                           priv->account_removed_handler))
                g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_account_store ()), 
                                             priv->account_removed_handler);
+
+       if (priv->header_model) {
+               if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                                 priv->row_changed_handler))
+                       g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                                   priv->row_changed_handler);
+               
+               if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                                 priv->row_deleted_handler))
+                       g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                            priv->row_deleted_handler);
+               
+               if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                                 priv->row_inserted_handler))
+                       g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                                   priv->row_inserted_handler);
+               
+               if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                                 priv->rows_reordered_handler))
+                       g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                                   priv->rows_reordered_handler);
+       }
+
+       main_window = modest_window_mgr_get_main_window (modest_runtime_get_window_mgr(),
+                                                        FALSE); /* don't create */
+       if (!main_window)
+               return;
+       
+       header_view = MODEST_HEADER_VIEW(
+                       modest_main_window_get_child_widget(
+                               MODEST_MAIN_WINDOW(main_window),
+                               MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
+       if (header_view == NULL)
+               return;
+       
+       modest_header_view_remove_observer(header_view,
+                       MODEST_HEADER_VIEW_OBSERVER(self));
 }      
 
 static void
@@ -560,57 +689,25 @@ select_next_valid_row (GtkTreeModel *model,
        return retval;
 }
 
-ModestWindow *
-modest_msg_view_window_new_with_header_model (TnyMsg *msg, 
-                                             const gchar *modest_account_name,
-                                             const gchar *msg_uid,
-                                             GtkTreeModel *model, 
-                                             GtkTreeRowReference *row_reference)
-{
-       ModestMsgViewWindow *window = NULL;
-       ModestMsgViewWindowPrivate *priv = NULL;
-
-       window = MODEST_MSG_VIEW_WINDOW(modest_msg_view_window_new (msg, modest_account_name, msg_uid));
-       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
-
-       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
-
-       g_object_ref (model);
-       priv->header_model = model;
-       priv->row_reference = gtk_tree_row_reference_copy (row_reference);
-       priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
-       select_next_valid_row (model, &(priv->next_row_reference), TRUE);
-
-       modest_msg_view_window_update_priority (window);
-
-       /* Check toolbar dimming rules */
-       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
-
-       return MODEST_WINDOW(window);
-}
-
-
-ModestWindow *
-modest_msg_view_window_new (TnyMsg *msg, 
+/* TODO: This should be in _init(), with the parameters as properties. */
+static void
+modest_msg_view_window_construct (ModestMsgViewWindow *self, 
                            const gchar *modest_account_name,
                            const gchar *msg_uid)
 {
-       ModestMsgViewWindow *self = NULL;
        GObject *obj = NULL;
        ModestMsgViewWindowPrivate *priv = NULL;
        ModestWindowPrivate *parent_priv = NULL;
        ModestDimmingRulesGroup *menu_rules_group = NULL;
        ModestDimmingRulesGroup *toolbar_rules_group = NULL;
+       ModestDimmingRulesGroup *clipboard_rules_group = NULL;
        GtkActionGroup *action_group = NULL;
        GError *error = NULL;
        GdkPixbuf *window_icon;
 
-       g_return_val_if_fail (msg, NULL);
-       
-       obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
+       obj = G_OBJECT (self);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(obj);
        parent_priv = MODEST_WINDOW_GET_PRIVATE(obj);
-       self = MODEST_MSG_VIEW_WINDOW (obj);
 
        priv->msg_uid = g_strdup (msg_uid);
 
@@ -622,6 +719,7 @@ modest_msg_view_window_new (TnyMsg *msg,
 
        menu_rules_group = modest_dimming_rules_group_new ("ModestMenuDimmingRules", FALSE);
        toolbar_rules_group = modest_dimming_rules_group_new ("ModestToolbarDimmingRules", TRUE);
+       clipboard_rules_group = modest_dimming_rules_group_new ("ModestClipboardDimmingRules", FALSE);
 
        /* Add common actions */
        gtk_action_group_add_actions (action_group,
@@ -660,24 +758,30 @@ modest_msg_view_window_new (TnyMsg *msg,
        modest_dimming_rules_group_add_rules (menu_rules_group, 
                                              modest_msg_view_menu_dimming_entries,
                                              G_N_ELEMENTS (modest_msg_view_menu_dimming_entries),
-                                             self);
+                                             MODEST_WINDOW (self));
        modest_dimming_rules_group_add_rules (toolbar_rules_group, 
                                              modest_msg_view_toolbar_dimming_entries,
                                              G_N_ELEMENTS (modest_msg_view_toolbar_dimming_entries),
-                                             self);
+                                             MODEST_WINDOW (self));
+       modest_dimming_rules_group_add_rules (clipboard_rules_group, 
+                                             modest_msg_view_clipboard_dimming_entries,
+                                             G_N_ELEMENTS (modest_msg_view_clipboard_dimming_entries),
+                                             MODEST_WINDOW (self));
 
        /* Insert dimming rules group for this window */
        modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, menu_rules_group);
        modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, toolbar_rules_group);
+       modest_ui_dimming_manager_insert_rules_group (parent_priv->ui_dimming_manager, clipboard_rules_group);
        g_object_unref (menu_rules_group);
        g_object_unref (toolbar_rules_group);
+       g_object_unref (clipboard_rules_group);
 
        /* Add accelerators */
        gtk_window_add_accel_group (GTK_WINDOW (obj), 
                                    gtk_ui_manager_get_accel_group (parent_priv->ui_manager));
        
        /* Init window */
-       init_window (MODEST_MSG_VIEW_WINDOW(obj), msg);
+       init_window (MODEST_MSG_VIEW_WINDOW(obj));
        restore_settings (MODEST_MSG_VIEW_WINDOW(obj));
        
        /* Set window icon */
@@ -689,7 +793,7 @@ modest_msg_view_window_new (TnyMsg *msg,
 
        /* g_signal_connect (G_OBJECT(obj), "delete-event", G_CALLBACK(on_delete_event), obj); */
 
-       g_signal_connect (G_OBJECT(priv->msg_view), "link_clicked",
+       g_signal_connect (G_OBJECT(priv->msg_view), "activate_link",
                          G_CALLBACK (modest_ui_actions_on_msg_link_clicked), obj);
        g_signal_connect (G_OBJECT(priv->msg_view), "link_hover",
                          G_CALLBACK (modest_ui_actions_on_msg_link_hover), obj);
@@ -708,6 +812,9 @@ modest_msg_view_window_new (TnyMsg *msg,
                          G_CALLBACK (modest_msg_view_window_window_state_event),
                          NULL);
 
+       g_signal_connect (G_OBJECT (obj), "move-focus",
+                         G_CALLBACK (on_move_focus), obj);
+
        /* Mail Operation Queue */
        priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
                                                       "queue-changed",
@@ -731,10 +838,314 @@ modest_msg_view_window_new (TnyMsg *msg,
 
        /* Check toolbar dimming rules */
        modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (obj));
+       modest_window_check_dimming_rules_group (MODEST_WINDOW (obj), "ModestClipboardDimmingRules");
+
+}
+
+/* FIXME: parameter checks */
+ModestWindow *
+modest_msg_view_window_new_with_header_model (TnyMsg *msg, 
+                                             const gchar *modest_account_name,
+                                             const gchar *msg_uid,
+                                             GtkTreeModel *model, 
+                                             GtkTreeRowReference *row_reference)
+{
+       ModestMsgViewWindow *window = NULL;
+       ModestMsgViewWindowPrivate *priv = NULL;
+       TnyFolder *header_folder = NULL;
+       ModestHeaderView *header_view = NULL;
+       ModestWindow *main_window = NULL;
+       
+       window = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
+       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
+
+       modest_msg_view_window_construct (window, modest_account_name, msg_uid);
+
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
+
+       /* Remember the message list's TreeModel so we can detect changes 
+        * and change the list selection when necessary: */
+
+       main_window = modest_window_mgr_get_main_window(
+               modest_runtime_get_window_mgr(), FALSE); /* don't create */
+       if (!main_window) {
+               g_warning ("%s: BUG: no main window", __FUNCTION__);
+               return NULL;
+       }
+       
+       header_view = MODEST_HEADER_VIEW(modest_main_window_get_child_widget(
+                                                MODEST_MAIN_WINDOW(main_window),
+                                                MODEST_MAIN_WINDOW_WIDGET_TYPE_HEADER_VIEW));
+       if (header_view != NULL){
+               header_folder = modest_header_view_get_folder(header_view);
+               g_assert(header_folder != NULL);
+               priv->header_folder_id = tny_folder_get_id(header_folder);
+               g_assert(priv->header_folder_id != NULL);
+               g_object_unref(header_folder);
+       }
+
+       priv->header_model = g_object_ref(model);
+       priv->row_reference = gtk_tree_row_reference_copy (row_reference);
+       priv->next_row_reference = gtk_tree_row_reference_copy (row_reference);
+       select_next_valid_row (model, &(priv->next_row_reference), TRUE);
+
+       priv->row_changed_handler = g_signal_connect(
+                       GTK_TREE_MODEL(model), "row-changed",
+                       G_CALLBACK(modest_msg_view_window_on_row_changed),
+                       window);
+       priv->row_deleted_handler = g_signal_connect(
+                       GTK_TREE_MODEL(model), "row-deleted",
+                       G_CALLBACK(modest_msg_view_window_on_row_deleted),
+                       window);
+       priv->row_inserted_handler = g_signal_connect (
+                       GTK_TREE_MODEL(model), "row-inserted",
+                       G_CALLBACK(modest_msg_view_window_on_row_inserted),
+                       window);
+       priv->rows_reordered_handler = g_signal_connect(
+                       GTK_TREE_MODEL(model), "rows-reordered",
+                       G_CALLBACK(modest_msg_view_window_on_row_reordered),
+                       window);
+
+       if (header_view != NULL){
+               modest_header_view_add_observer(header_view,
+                               MODEST_HEADER_VIEW_OBSERVER(window));
+       }
+
+       gtk_widget_show_all (GTK_WIDGET (window));
+
+       tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
+       update_window_title (MODEST_MSG_VIEW_WINDOW (window));
+
+       modest_msg_view_window_update_priority (window);
+
+       /* Check toolbar dimming rules */
+       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
+
+       return MODEST_WINDOW(window);
+}
+
+ModestWindow *
+modest_msg_view_window_new_for_search_result (TnyMsg *msg, 
+                                             const gchar *modest_account_name,
+                                             const gchar *msg_uid)
+{
+       ModestMsgViewWindow *window = NULL;
+       ModestMsgViewWindowPrivate *priv = NULL;
+
+       window = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
+       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), NULL);
+       modest_msg_view_window_construct (window, modest_account_name, msg_uid);
+
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
+
+       /* Remember that this is a search result, 
+        * so we can disable some UI appropriately: */
+       priv->is_search_result = TRUE;
+
+       tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
+
+       return MODEST_WINDOW(window);
+}
+
+ModestWindow *
+modest_msg_view_window_new_for_attachment (TnyMsg *msg, 
+                           const gchar *modest_account_name,
+                           const gchar *msg_uid)
+{
+       GObject *obj = NULL;
+       ModestMsgViewWindowPrivate *priv;
+       g_return_val_if_fail (msg, NULL);
+       
+       obj = g_object_new(MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
+       modest_msg_view_window_construct (MODEST_MSG_VIEW_WINDOW (obj), 
+               modest_account_name, msg_uid);
+
+       tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 
        return MODEST_WINDOW(obj);
 }
 
+void modest_msg_view_window_on_row_changed(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               GtkTreeIter *arg2,
+               ModestMsgViewWindow *window){
+       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
+}
+
+void modest_msg_view_window_on_row_deleted(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               ModestMsgViewWindow *window){
+       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
+}
+
+/* On insertions we check if the folder still has the message we are
+ * showing or do not. If do not, we do nothing. Which means we are still
+ * not attached to any header folder and thus next/prev buttons are
+ * still dimmed. Once the message that is shown by msg-view is found, the
+ * new model of header-view will be attached and the references will be set.
+ * On each further insertions dimming rules will be checked. However
+ * this requires extra CPU time at least works.
+ * (An message might be deleted from TnyFolder and thus will not be
+ * inserted into the model again for example if it is removed by the
+ * imap server and the header view is refreshed.)
+ */
+void modest_msg_view_window_on_row_inserted(
+               GtkTreeModel *new_model,
+               GtkTreePath *tree_path,
+               GtkTreeIter *tree_iter,
+               ModestMsgViewWindow *window){
+       ModestMsgViewWindowPrivate *priv = NULL; 
+       TnyHeader *header = NULL;
+       gchar *uid = NULL;
+
+       g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
+
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
+       
+       /* If we already has a model attached then the message shown by
+        * msg-view is in it, and thus we do not need any actions but
+        * to check the dimming rules.*/
+       if(priv->header_model != NULL){
+               gtk_tree_row_reference_free(priv->next_row_reference);
+               priv->next_row_reference = gtk_tree_row_reference_copy(
+                               priv->row_reference);
+               select_next_valid_row (priv->header_model,
+                               &(priv->next_row_reference), FALSE);
+               modest_ui_actions_check_toolbar_dimming_rules (
+                               MODEST_WINDOW (window));
+               return;
+       }
+
+       /* Check if the newly inserted message is the same we are actually
+        * showing. IF not, we should remain detached from the header model
+        * and thus prev and next toolbarbuttons should remain dimmed. */
+       gtk_tree_model_get (new_model, tree_iter, 
+                       TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN, &header, -1);
+       uid = modest_tny_folder_get_header_unique_id(header);
+       if(!g_str_equal(priv->msg_uid, uid)){
+               g_free(uid);
+               return;
+       }
+       g_free(uid);
+
+       /* Setup row_reference for the actual msg. */
+       priv->row_reference = gtk_tree_row_reference_new(
+                       new_model, tree_path);
+       if(priv->row_reference == NULL){
+               g_warning("No reference for msg header item.");
+               return;
+       }
+
+       /* Attach new_model and connect some callback to it to become able
+        * to detect changes in header-view. */
+       priv->header_model = g_object_ref(new_model);
+       g_signal_connect (new_model, "row-changed",
+                       G_CALLBACK (modest_msg_view_window_on_row_changed),
+                       window);
+       g_signal_connect (new_model, "row-deleted",
+                       G_CALLBACK (modest_msg_view_window_on_row_deleted),
+                       window);
+       g_signal_connect (new_model, "rows-reordered",
+                       G_CALLBACK (modest_msg_view_window_on_row_reordered),
+                       window);
+
+       /* Now set up next_row_reference. */
+       priv->next_row_reference = gtk_tree_row_reference_copy(
+                       priv->row_reference);
+       select_next_valid_row (priv->header_model,
+                       &(priv->next_row_reference), FALSE);
+
+       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
+}
+
+void modest_msg_view_window_on_row_reordered(
+               GtkTreeModel *header_model,
+               GtkTreePath *arg1,
+               GtkTreeIter *arg2,
+               gpointer arg3,
+               ModestMsgViewWindow *window){
+       modest_ui_actions_check_toolbar_dimming_rules (MODEST_WINDOW (window));
+}
+
+/* The modest_msg_view_window_update_model_replaced implements update
+ * function for ModestHeaderViewObserver. Checks whether the TnyFolder
+ * actually belongs to the header-view is the same as the TnyFolder of
+ * the message of msg-view or not. If they are different, there is
+ * nothing to do. If they are the same, then the model has replaced and
+ * the reference in msg-view shall be replaced from the old model to
+ * the new model. In this case the view will be detached from it's
+ * header folder. From this point the next/prev buttons are dimmed.
+ */
+void modest_msg_view_window_update_model_replaced(
+               ModestHeaderViewObserver *observer,
+               GtkTreeModel *model,
+               const gchar *tny_folder_id){
+       ModestMsgViewWindowPrivate *priv = NULL; 
+       ModestMsgViewWindow *window = NULL;
+
+       g_assert(MODEST_IS_HEADER_VIEW_OBSERVER(observer));
+       g_assert(MODEST_IS_MSG_VIEW_WINDOW(observer));
+
+       window = MODEST_MSG_VIEW_WINDOW(observer);
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(window);
+
+       /* If there is an other folder in the header-view then we do
+        * not care about it's model (msg list). Else if the
+        * header-view shows the folder the msg shown by us is in, we
+        * shall replace our model reference and make some check. */
+       if(tny_folder_id == NULL ||
+                       !g_str_equal(tny_folder_id, priv->header_folder_id))
+               return;
+
+       /* Model is changed(replaced), so we should forget the old
+        * one. Because there might be other references and there
+        * might be some change on the model even if we unreferenced
+        * it, we need to disconnect our signals here. */
+       if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                          priv->row_changed_handler))
+               g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                            priv->row_changed_handler);
+       priv->row_changed_handler = 0;
+       if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                          priv->row_deleted_handler))
+               g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                            priv->row_deleted_handler);
+       priv->row_deleted_handler = 0;
+       if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                          priv->row_inserted_handler))
+               g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                            priv->row_inserted_handler);
+       priv->row_inserted_handler = 0;
+       if (g_signal_handler_is_connected(G_OBJECT (priv->header_model), 
+                                          priv->rows_reordered_handler))
+               g_signal_handler_disconnect(G_OBJECT (priv->header_model), 
+                                            priv->rows_reordered_handler);
+       priv->rows_reordered_handler = 0;
+       g_object_unref(priv->header_model);
+       priv->header_model = NULL;
+       g_object_unref(priv->row_reference);
+       priv->row_reference = NULL;
+       g_object_unref(priv->next_row_reference);
+       priv->next_row_reference = NULL;
+
+       modest_ui_actions_check_toolbar_dimming_rules(MODEST_WINDOW(window));
+
+       if(tny_folder_id == NULL)
+               return;
+
+       g_assert(model != NULL);
+
+       /* Also we must connect to the new model for row insertions.
+        * Only for insertions now. We will need other ones only after
+        * the msg is show by msg-view is added to the new model. */
+       priv->row_inserted_handler = g_signal_connect (
+                       model, "row-inserted",
+                       G_CALLBACK(modest_msg_view_window_on_row_inserted),
+                       window);
+}
 
 gboolean 
 modest_msg_view_window_toolbar_on_transfer_mode     (ModestMsgViewWindow *self)
@@ -759,13 +1170,15 @@ modest_msg_view_window_get_header (ModestMsgViewWindow *self)
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), NULL);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
 
-       /* If the message ws not obtained from a treemodel,
+       /* If the message was not obtained from a treemodel,
         * for instance if it was opened directly by the search UI:
         */
        if (priv->header_model == NULL) {
                msg = modest_msg_view_window_get_message (self);
-               header = tny_msg_get_header (msg);
-               g_object_unref (msg);
+               if (msg) {
+                       header = tny_msg_get_header (msg);
+                       g_object_unref (msg);
+               }
                return header;
        }
 
@@ -774,6 +1187,8 @@ modest_msg_view_window_get_header (ModestMsgViewWindow *self)
         * instead of sometimes retrieving it from the header view?
         * Then we wouldn't be dependent on the message actually still being selected 
         * in the header view. murrayc. */
+       if (!gtk_tree_row_reference_valid (priv->row_reference))
+               return NULL;
        path = gtk_tree_row_reference_get_path (priv->row_reference);
        g_return_val_if_fail (path != NULL, NULL);
        gtk_tree_model_get_iter (priv->header_model, 
@@ -801,7 +1216,7 @@ modest_msg_view_window_get_message (ModestMsgViewWindow *self)
 
        msg_view = MODEST_MSG_VIEW (priv->msg_view);
 
-       return modest_msg_view_get_message (msg_view);
+       return tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
 }
 
 const gchar*
@@ -862,7 +1277,7 @@ modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
        gchar *current_search;
        ModestMsgViewWindowPrivate *priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (obj);
 
-       if (modest_msg_view_get_message_is_empty (MODEST_MSG_VIEW (priv->msg_view))) {
+       if (modest_mime_part_view_is_empty (MODEST_MIME_PART_VIEW (priv->msg_view))) {
                hildon_banner_show_information (NULL, NULL, _("mail_ib_nothing_to_find"));
                return;
        }
@@ -879,18 +1294,22 @@ modest_msg_view_window_find_toolbar_search (GtkWidget *widget,
                gboolean result;
                g_free (priv->last_search);
                priv->last_search = g_strdup (current_search);
-               result = modest_msg_view_search (MODEST_MSG_VIEW (priv->msg_view),
-                                                priv->last_search);
+               result = modest_isearch_view_search (MODEST_ISEARCH_VIEW (priv->msg_view),
+                                                    priv->last_search);
                if (!result) {
                        hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_no_matches"));
                        g_free (priv->last_search);
                        priv->last_search = NULL;
-               } 
+               } else {
+                       modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
+               }
        } else {
-               if (!modest_msg_view_search_next (MODEST_MSG_VIEW (priv->msg_view))) {
+               if (!modest_isearch_view_search_next (MODEST_ISEARCH_VIEW (priv->msg_view))) {
                        hildon_banner_show_information (NULL, NULL, dgettext("hildon-libs", "ckct_ib_find_search_complete"));
                        g_free (priv->last_search);
                        priv->last_search = NULL;
+               } else {
+                       modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
                }
        }
        
@@ -903,11 +1322,20 @@ modest_msg_view_window_set_zoom (ModestWindow *window,
                                 gdouble zoom)
 {
        ModestMsgViewWindowPrivate *priv;
+       ModestWindowPrivate *parent_priv;
+       GtkAction *action = NULL;
+       gint int_zoom = (gint) rint (zoom*100.0+0.1);
      
        g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
 
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
-       modest_msg_view_set_zoom (MODEST_MSG_VIEW (priv->msg_view), zoom);
+       parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
+       modest_zoomable_set_zoom (MODEST_ZOOMABLE (priv->msg_view), zoom);
+
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, 
+                                           "/MenuBar/ViewMenu/ZoomMenu/Zoom50Menu");
+
+       gtk_radio_action_set_current_value (GTK_RADIO_ACTION (action), int_zoom);
 }
 
 static gdouble
@@ -918,7 +1346,7 @@ modest_msg_view_window_get_zoom (ModestWindow *window)
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), 1.0);
 
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
-       return modest_msg_view_get_zoom (MODEST_MSG_VIEW (priv->msg_view));
+       return modest_zoomable_get_zoom (MODEST_ZOOMABLE (priv->msg_view));
 }
 
 static gboolean
@@ -1026,32 +1454,33 @@ modest_msg_view_window_last_message_selected (ModestMsgViewWindow *window)
        GtkTreePath *path;
        ModestMsgViewWindowPrivate *priv;
        GtkTreeIter tmp_iter;
-       gboolean has_next = FALSE;
+       gboolean is_last_selected;
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 
-       if (priv->header_model) {
-               path = gtk_tree_row_reference_get_path (priv->row_reference);
-               if (path == NULL) return FALSE;
-               while (!has_next) {
-                       TnyHeader *header;
-                       gtk_tree_path_next (path);
-                       if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
-                               break;
-                       gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
-                                           &header, -1);
-                       if (!(tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED)) {
-                               has_next = TRUE;
-                               break;
-                       }       
-               }
-               gtk_tree_path_free (path);
-               return !has_next;
-       } else {
+       /*if no model (so no rows at all), then virtually we are the last*/
+       if (!priv->header_model)
                return TRUE;
+
+       path = gtk_tree_row_reference_get_path (priv->row_reference);
+       if (path == NULL)
+               return TRUE;
+
+       is_last_selected = TRUE;
+       while (is_last_selected) {
+               TnyHeader *header;
+               gtk_tree_path_next (path);
+               if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
+                       break;
+               gtk_tree_model_get (priv->header_model, &tmp_iter,
+                               TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
+                               &header, -1);
+               if (!(tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
+                       is_last_selected = FALSE;
        }
-       
+       gtk_tree_path_free (path);
+       return is_last_selected;
 }
 
 gboolean
@@ -1066,57 +1495,61 @@ modest_msg_view_window_has_headers_model (ModestMsgViewWindow *window)
 }
 
 gboolean
+modest_msg_view_window_is_search_result (ModestMsgViewWindow *window)
+{
+       ModestMsgViewWindowPrivate *priv;
+
+       g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
+       priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
+
+       return priv->is_search_result;
+}
+
+gboolean
 modest_msg_view_window_first_message_selected (ModestMsgViewWindow *window)
 {
        GtkTreePath *path;
        ModestMsgViewWindowPrivate *priv;
-       gboolean result;
+       gboolean is_first_selected;
        GtkTreeIter tmp_iter;
+/*     gchar * path_string;*/
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), TRUE);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 
-       if (priv->header_model) {
-               gchar * path_string;
-               path = gtk_tree_row_reference_get_path (priv->row_reference);
-               if (!path)
-                       return TRUE;
+       /*if no model (so no rows at all), then virtually we are the first*/
+       if (!priv->header_model)
+               return TRUE;
 
-               path_string = gtk_tree_path_to_string (path);
-               result = (strcmp (path_string, "0")==0);
-               if (result) {
-                       g_free (path_string);
-                       gtk_tree_path_free (path);
-                       return result;
-               }
+       path = gtk_tree_row_reference_get_path (priv->row_reference);
+       if (!path)
+               return TRUE;
 
-               while (result) {
-                       TnyHeader *header;
+/*     path_string = gtk_tree_path_to_string (path);
+       is_first_selected = strcmp (path_string, "0");
 
-                       gtk_tree_path_prev (path);
-                       
-                       if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
-                               break;
-                       gtk_tree_model_get (priv->header_model, &tmp_iter, TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
-                                           &header, -1);
-                       if (!(tny_header_get_flags(header)&TNY_HEADER_FLAG_DELETED)) {
-                               result = FALSE;
-                               break;
-                       }
+       g_free (path_string);
+       gtk_tree_path_free (path);
 
-                       path_string = gtk_tree_path_to_string (path);
-                       if (strcmp(path_string, "0")==0) {
-                               g_free (path_string);
-                               break;
-                       }
-                       g_free (path_string);
-               }
-               gtk_tree_path_free (path);
-               return result;
-       } else {
-               return TRUE;
+       return is_first_selected;*/
+
+       is_first_selected = TRUE;
+       while (is_first_selected) {
+               TnyHeader *header;
+               if(!gtk_tree_path_prev (path))
+                       break;
+               /* Here the 'if' is needless for logic, but let make sure
+                * iter is valid for gtk_tree_model_get. */
+               if (!gtk_tree_model_get_iter (priv->header_model, &tmp_iter, path))
+                       break;
+               gtk_tree_model_get (priv->header_model, &tmp_iter,
+                               TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
+                               &header, -1);
+               if (!(tny_header_get_flags(header) & TNY_HEADER_FLAG_DELETED))
+                       is_first_selected = FALSE;
        }
-       
+       gtk_tree_path_free (path);
+       return is_first_selected;
 }
 
 /**
@@ -1135,7 +1568,7 @@ static gboolean
 message_reader (ModestMsgViewWindow *window,
                ModestMsgViewWindowPrivate *priv,
                TnyHeader *header,
-               GtkTreePath *path)
+               GtkTreeRowReference *row_reference)
 {
        ModestMailOperation *mail_op = NULL;
        ModestMailOperationTypeOperation op_type;
@@ -1143,7 +1576,7 @@ message_reader (ModestMsgViewWindow *window,
        ModestWindow *msg_window = NULL;
        ModestWindowMgr *mgr;
 
-       g_return_val_if_fail (path != NULL, FALSE);
+       g_return_val_if_fail (row_reference != NULL, FALSE);
 
        mgr = modest_runtime_get_window_mgr ();
        already_showing = modest_window_mgr_find_registered_header (mgr, header, &msg_window);
@@ -1159,39 +1592,39 @@ message_reader (ModestMsgViewWindow *window,
        if (tny_header_get_flags (header) & TNY_HEADER_FLAG_CACHED) {
                op_type = MODEST_MAIL_OPERATION_TYPE_OPEN;
        } else {
-               TnyFolder *folder;
-               GtkResponseType response;
-
                op_type = MODEST_MAIL_OPERATION_TYPE_RECEIVE;
 
-               /* Ask the user if he wants to download the message */
-               response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
-                                                                   _("mcen_nc_get_msg"));
-               if (response == GTK_RESPONSE_CANCEL)
-                       return FALSE;
+               /* Ask the user if he wants to download the message if
+                  we're not online */
+               if (!tny_device_is_online (modest_runtime_get_device())) {
+                       TnyFolder *folder = NULL;
+                       GtkResponseType response;
+
+                       response = modest_platform_run_confirmation_dialog (GTK_WINDOW (window),
+                                                                           _("mcen_nc_get_msg"));
+                       if (response == GTK_RESPONSE_CANCEL)
+                               return FALSE;
                
-               /* Offer the connection dialog if necessary */
-               /* FIXME: should this stuff go directly to the mail
-                  operation instead of spread it all over the
-                  code? */
-               folder = tny_header_get_folder (header);
-               if (folder) {
-                       if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, TNY_FOLDER_STORE (folder))) {
+                       /* Offer the connection dialog if necessary */
+                       folder = tny_header_get_folder (header);
+                       if (folder) {
+                               if (!modest_platform_connect_and_wait_if_network_folderstore (NULL, 
+                                                                                             TNY_FOLDER_STORE (folder))) {
+                                       g_object_unref (folder);
+                                       return FALSE;
+                               }
                                g_object_unref (folder);
-                               return FALSE;
                        }
-                       g_object_unref (folder);
                }
        }
 
        /* New mail operation */
-       mail_op = modest_mail_operation_new_with_error_handling (op_type, 
-                                                                G_OBJECT(window),
+       mail_op = modest_mail_operation_new_with_error_handling (G_OBJECT(window),
                                                                 modest_ui_actions_get_msgs_full_error_handler, 
-                                                                NULL);
+                                                                NULL, NULL);
                                
        modest_mail_operation_queue_add (modest_runtime_get_mail_operation_queue (), mail_op);
-       modest_mail_operation_get_msg (mail_op, header, view_msg_cb, path);
+       modest_mail_operation_get_msg (mail_op, header, view_msg_cb, row_reference);
        g_object_unref (mail_op);
 
        /* Update toolbar dimming rules */
@@ -1208,6 +1641,7 @@ modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
        GtkTreeIter tmp_iter;
        TnyHeader *header;
        gboolean retval = TRUE;
+       GtkTreeRowReference *row_reference = NULL;
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
@@ -1229,18 +1663,21 @@ modest_msg_view_window_select_next_message (ModestMsgViewWindow *window)
        if (path == NULL)
                return FALSE;
 
+       row_reference = gtk_tree_row_reference_copy (priv->next_row_reference);
+
        gtk_tree_model_get_iter (priv->header_model,
                                 &tmp_iter,
                                 path);
+       gtk_tree_path_free (path);
 
        gtk_tree_model_get (priv->header_model, &tmp_iter, 
                            TNY_GTK_HEADER_LIST_MODEL_INSTANCE_COLUMN,
                            &header, -1);
        
        /* Read the message & show it */
-       if (!message_reader (window, priv, header, path)) {
+       if (!message_reader (window, priv, header, row_reference)) {
                retval = FALSE;
-               gtk_tree_path_free (path);
+               gtk_tree_row_reference_free (row_reference);
        }
 
        /* Free */
@@ -1255,7 +1692,8 @@ modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
        ModestMsgViewWindowPrivate *priv = NULL;
        TnyHeader *header = NULL;
        GtkTreeIter iter;
-       GtkTreePath *path;
+       GtkTreePath *path = NULL;
+       GtkTreeRowReference *row_reference = NULL;
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (self), FALSE);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (self);
@@ -1276,9 +1714,11 @@ modest_msg_view_window_select_first_message (ModestMsgViewWindow *self)
        }
        
        path = gtk_tree_model_get_path (priv->header_model, &iter);
-       
+       row_reference = gtk_tree_row_reference_new (priv->header_model, path);
+       gtk_tree_path_free (path);
+
        /* Read the message & show it */
-       message_reader (self, priv, header, path);
+       message_reader (self, priv, header, row_reference);
        
        /* Free */
        g_object_unref (header);
@@ -1291,6 +1731,7 @@ modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
 {
        ModestMsgViewWindowPrivate *priv = NULL;
        GtkTreePath *path;
+       GtkTreeRowReference *row_reference = NULL;
 
        g_return_val_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window), FALSE);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
@@ -1315,12 +1756,15 @@ modest_msg_view_window_select_previous_message (ModestMsgViewWindow *window)
                        continue;
                }
 
+               row_reference = gtk_tree_row_reference_new (priv->header_model, path);
                /* Read the message & show it */
-               if (!message_reader (window, priv, header, path)) {
+               if (!message_reader (window, priv, header, row_reference)) {
+                       gtk_tree_row_reference_free (row_reference);
                        g_object_unref (header);
                        break;
                }
 
+               gtk_tree_path_free (path);
                g_object_unref (header);
 
                return TRUE;
@@ -1338,12 +1782,12 @@ view_msg_cb (ModestMailOperation *mail_op,
 {
        ModestMsgViewWindow *self = NULL;
        ModestMsgViewWindowPrivate *priv = NULL;
-       GtkTreePath *path;
+       GtkTreeRowReference *row_reference = NULL;
 
        /* If there was any error */
-       path = (GtkTreePath *) user_data;
+       row_reference = (GtkTreeRowReference *) user_data;
        if (!modest_ui_actions_msg_retrieval_check (mail_op, header, msg)) {
-               gtk_tree_path_free (path);                      
+               gtk_tree_row_reference_free (row_reference);                    
                return;
        }
 
@@ -1354,17 +1798,17 @@ view_msg_cb (ModestMailOperation *mail_op,
 
        /* Update the row reference */
        gtk_tree_row_reference_free (priv->row_reference);
-       priv->row_reference = gtk_tree_row_reference_new (priv->header_model, path);
+       priv->row_reference = gtk_tree_row_reference_copy (row_reference);
        priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
        select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
-       gtk_tree_path_free (path);
+       gtk_tree_row_reference_free (row_reference);
 
        /* Mark header as read */
        if (!(tny_header_get_flags (header) & TNY_HEADER_FLAG_SEEN))
-               tny_header_set_flags (header, TNY_HEADER_FLAG_SEEN);
+               tny_header_set_flag (header, TNY_HEADER_FLAG_SEEN);
 
        /* Set new message */
-       modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
+       tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
        modest_msg_view_window_update_priority (self);
        update_window_title (MODEST_MSG_VIEW_WINDOW (self));
        modest_msg_view_grab_focus (MODEST_MSG_VIEW (priv->msg_view));
@@ -1394,20 +1838,13 @@ modest_msg_view_window_get_folder_type (ModestMsgViewWindow *window)
 
        folder_type = TNY_FOLDER_TYPE_UNKNOWN;
 
-       msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
+       msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
        if (msg) {
                TnyFolder *folder;
 
                folder = tny_msg_get_folder (msg);
-               
                if (folder) {
                        folder_type = tny_folder_get_folder_type (folder);
-                       
-                       if (folder_type == TNY_FOLDER_TYPE_NORMAL || folder_type == TNY_FOLDER_TYPE_UNKNOWN) {
-                               const gchar *fname = tny_folder_get_name (folder);
-                               folder_type = modest_tny_folder_guess_folder_type_from_name (fname);
-                       }
-
                        g_object_unref (folder);
                }
                g_object_unref (msg);
@@ -1472,18 +1909,6 @@ modest_msg_view_window_window_state_event (GtkWidget *widget, GdkEventWindowStat
 
 }
 
-void
-modest_msg_view_window_toggle_fullscreen (ModestMsgViewWindow *window)
-{
-               ModestWindowPrivate *parent_priv;
-               GtkAction *fs_toggle_action;
-               parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
-               
-               fs_toggle_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ViewMenu/ViewToggleFullscreenMenu");
-               gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (fs_toggle_action),
-                                             !gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (fs_toggle_action)));
-}
-
 static void
 set_homogeneous (GtkWidget *widget,
                 gpointer data)
@@ -1503,6 +1928,8 @@ modest_msg_view_window_show_toolbar (ModestWindow *self,
        GtkWidget *reply_button = NULL, *menu = NULL;
        GtkWidget *placeholder = NULL;
        gint insert_index;
+       const gchar *action_name;
+       GtkAction *action;
        
        parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE(self);
@@ -1513,6 +1940,7 @@ modest_msg_view_window_show_toolbar (ModestWindow *self,
        if (!parent_priv->toolbar) {
                parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
                                                                  "/ToolBar");
+               gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
 
                /* Set homogeneous toolbar */
                gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
@@ -1568,6 +1996,20 @@ modest_msg_view_window_show_toolbar (ModestWindow *self,
                gtk_widget_set_no_show_all (parent_priv->toolbar, TRUE);
                gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
        }
+
+       /* Update also the actions (to update the toggles in the
+          menus), we have to do it manually because some other window
+          of the same time could have changed it (remember that the
+          toolbar fullscreen mode is shared by all the windows of the
+          same type */
+       if (modest_window_mgr_get_fullscreen_mode (modest_runtime_get_window_mgr ()))
+               action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarFullScreenMenu";
+       else
+               action_name = "/MenuBar/ViewMenu/ViewShowToolbarMenu/ViewShowToolbarNormalScreenMenu";
+
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, action_name);
+       modest_maemo_toggle_action_set_active_block_notify (GTK_TOGGLE_ACTION (action),
+                                                           show_toolbar);
 }
 
 static void 
@@ -1575,34 +2017,10 @@ modest_msg_view_window_clipboard_owner_change (GtkClipboard *clipboard,
                                               GdkEvent *event,
                                               ModestMsgViewWindow *window)
 {
-       ModestWindowPrivate *parent_priv;
-/*     GtkAction *action; */
-       gboolean is_address;
-       gchar *selection;
-       GtkWidget *focused;
-
        if (!GTK_WIDGET_VISIBLE (window))
                return;
 
-       parent_priv = MODEST_WINDOW_GET_PRIVATE (window);
-       selection = gtk_clipboard_wait_for_text (clipboard);
-
-       is_address = ((selection != NULL) && (modest_text_utils_validate_recipient (selection, NULL)));
-       
-/*     action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/ToolsMenu/ToolsAddToContactsMenu"); */
-/*     gtk_action_set_sensitive (action, is_address); */
-
-       focused = gtk_window_get_focus (GTK_WINDOW (window));
-
-/*     action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCopyMenu"); */
-/*     gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
-
-/*     action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/MenuBar/EditMenu/EditCutMenu"); */
-/*     gtk_action_set_sensitive (action, (selection != NULL) && (!MODEST_IS_ATTACHMENTS_VIEW (focused))); */
-
-       g_free (selection);
-/*     modest_msg_view_window_update_dimmed (window); */
-       
+       modest_window_check_dimming_rules_group (MODEST_WINDOW (window), "ModestClipboardDimmingRules");
 }
 
 gboolean 
@@ -1756,11 +2174,24 @@ void
 modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart *mime_part)
 {
        ModestMsgViewWindowPrivate *priv;
+       const gchar *msg_uid;
+       gchar *attachment_uid = NULL;
+       gint attachment_index = 0;
+       GList *attachments;
+
        g_return_if_fail (MODEST_IS_MSG_VIEW_WINDOW (window));
        g_return_if_fail (TNY_IS_MIME_PART (mime_part) || (mime_part == NULL));
-
        priv = MODEST_MSG_VIEW_WINDOW_GET_PRIVATE (window);
 
+       msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (window));
+       attachments = modest_msg_view_get_attachments (MODEST_MSG_VIEW (priv->msg_view));
+       attachment_index = g_list_index (attachments, mime_part);
+       g_list_free (attachments);
+       
+       if (msg_uid && attachment_index >= 0) {
+               attachment_uid = g_strdup_printf ("%s/%d", msg_uid, attachment_index);
+       }
+
        if (mime_part == NULL) {
                gboolean error = FALSE;
                GList *selected_attachments = modest_msg_view_get_selected_attachments (MODEST_MSG_VIEW (priv->msg_view));
@@ -1790,17 +2221,9 @@ modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart
        if (!TNY_IS_MSG (mime_part)) {
                gchar *filepath = NULL;
                const gchar *att_filename = tny_mime_part_get_filename (mime_part);
-               gchar *extension = NULL;
                TnyFsStream *temp_stream = NULL;
-
-               if (att_filename) {
-                       extension = g_strrstr (att_filename, ".");
-                       if (extension != NULL)
-                               extension++;
-               }
-
-               temp_stream = modest_maemo_utils_create_temp_stream (extension, &filepath);
-
+               temp_stream = modest_maemo_utils_create_temp_stream (att_filename, attachment_uid, &filepath);
+               
                if (temp_stream) {
                        const gchar *content_type;
                        content_type = tny_mime_part_get_content_type (mime_part);
@@ -1809,7 +2232,8 @@ modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart
                        modest_platform_activate_file (filepath, content_type);
                        g_object_unref (temp_stream);
                        g_free (filepath);
-                       /* TODO: delete temporary file */
+                       /* NOTE: files in the temporary area will be automatically
+                        * cleaned after some time if they are no longer in use */
                }
        } else {
                /* message attachment */
@@ -1831,11 +2255,11 @@ modest_msg_view_window_view_attachment (ModestMsgViewWindow *window, TnyMimePart
                                g_warning ("window for is already being created");
                } else { 
                        /* it's not found, so create a new window for it */
-                       modest_window_mgr_register_header (mgr, header); /* register the uid before building the window */
+                       modest_window_mgr_register_header (mgr, header, attachment_uid); /* register the uid before building the window */
                        gchar *account = g_strdup (modest_window_get_active_account (MODEST_WINDOW (window)));
                        if (!account)
                                account = modest_account_mgr_get_default_account (modest_runtime_get_account_mgr ());
-                       msg_win = modest_msg_view_window_new (TNY_MSG (mime_part), account, NULL);
+                       msg_win = modest_msg_view_window_new_for_attachment (TNY_MSG (mime_part), account, attachment_uid);
                        modest_window_set_zoom (MODEST_WINDOW (msg_win), 
                                                modest_window_get_zoom (MODEST_WINDOW (window)));
                        modest_window_mgr_register_window (mgr, msg_win);
@@ -1888,21 +2312,22 @@ static gboolean
 idle_save_mime_part_show_result (SaveMimePartInfo *info)
 {
        if (info->pairs != NULL) {
-               gdk_threads_enter ();
-               save_mime_parts_to_file_with_checks (info);
-               gdk_threads_leave ();
+               save_mime_part_to_file (info);
        } else {
                gboolean result;
                result = info->result;
 
-               gdk_threads_enter ();
+               /* This is a GDK lock because we are an idle callback and
+                * hildon_banner_show_information is or does Gtk+ code */
+
+               gdk_threads_enter (); /* CHECKED */
                save_mime_part_info_free (info, TRUE);
                if (result) {
                        hildon_banner_show_information (NULL, NULL, _CS("sfil_ib_saved"));
                } else {
                        hildon_banner_show_information (NULL, NULL, _("mail_ib_file_operation_failed"));
                }
-               gdk_threads_leave ();
+               gdk_threads_leave (); /* CHECKED */
        }
 
        return FALSE;
@@ -1916,7 +2341,7 @@ save_mime_part_to_file (SaveMimePartInfo *info)
        TnyStream *stream;
        SaveMimePartPair *pair = (SaveMimePartPair *) info->pairs->data;
 
-       result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0777);
+       result = gnome_vfs_create (&handle, pair->filename, GNOME_VFS_OPEN_WRITE, FALSE, 0444);
        if (result == GNOME_VFS_OK) {
                stream = tny_vfs_stream_new (handle);
                tny_mime_part_decode_to_stream (pair->part, stream);
@@ -1937,14 +2362,22 @@ save_mime_part_to_file (SaveMimePartInfo *info)
 static void
 save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
 {
-       SaveMimePartPair *pair;
        gboolean is_ok = TRUE;
-
-       pair = info->pairs->data;
-       if (modest_maemo_utils_file_exists (pair->filename)) {
+        gint replaced_files = 0;
+        const GList *files = info->pairs;
+        const GList *iter;
+
+        for (iter = files; (iter != NULL) && (replaced_files < 2); iter = g_list_next(iter)) {
+                SaveMimePartPair *pair = iter->data;
+                if (modest_maemo_utils_file_exists (pair->filename)) {
+                        replaced_files++;
+                }
+        }
+       if (replaced_files) {
                GtkWidget *confirm_overwrite_dialog;
-               confirm_overwrite_dialog = hildon_note_new_confirmation (NULL,
-                                                                        _("emev_nc_replace_files"));
+                const gchar *message = (replaced_files == 1) ?
+                        _FM("docm_nc_replace_file") : _FM("docm_nc_replace_multiple");
+                confirm_overwrite_dialog = hildon_note_new_confirmation (NULL, message);
                if (gtk_dialog_run (GTK_DIALOG (confirm_overwrite_dialog)) != GTK_RESPONSE_OK) {
                        is_ok = FALSE;
                }
@@ -1954,7 +2387,11 @@ save_mime_parts_to_file_with_checks (SaveMimePartInfo *info)
        if (!is_ok) {
                save_mime_part_info_free (info, TRUE);
        } else {
+               GtkWidget *banner = hildon_banner_show_animation (NULL, NULL, 
+                                                                 _CS("sfil_ib_saving"));
+               info->banner = g_object_ref (banner);
                g_thread_create ((GThreadFunc)save_mime_part_to_file, info, FALSE, NULL);
+               g_object_unref (banner);
        }
 
 }
@@ -2060,12 +2497,8 @@ modest_msg_view_window_save_attachments (ModestMsgViewWindow *window, GList *mim
 
        if (files_to_save != NULL) {
                SaveMimePartInfo *info = g_slice_new0 (SaveMimePartInfo);
-               GtkWidget *banner = hildon_banner_show_animation (NULL, NULL, 
-                                                                 _CS("sfil_ib_saving"));
                info->pairs = files_to_save;
-               info->banner = banner;
                info->result = TRUE;
-               g_object_ref (banner);
                save_mime_parts_to_file_with_checks (info);
        }
 }
@@ -2161,10 +2594,10 @@ modest_msg_view_window_remove_attachments (ModestMsgViewWindow *window, gboolean
 /*             modest_msg_view_remove_attachment (MODEST_MSG_VIEW (priv->msg_view), node->data); */
        }
 
-       msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
-       modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), NULL);
+       msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
+       tny_msg_view_clear (TNY_MSG_VIEW (priv->msg_view));
        tny_msg_rewrite_cache (msg);
-       modest_msg_view_set_message (MODEST_MSG_VIEW (priv->msg_view), msg);
+       tny_msg_view_set_msg (TNY_MSG_VIEW (priv->msg_view), msg);
 
        g_list_foreach (mime_parts, (GFunc) g_object_unref, NULL);
        g_list_free (mime_parts);
@@ -2191,8 +2624,9 @@ update_window_title (ModestMsgViewWindow *window)
        TnyMsg *msg = NULL;
        TnyHeader *header = NULL;
        const gchar *subject = NULL;
+       
+       msg = tny_msg_view_get_msg (TNY_MSG_VIEW (priv->msg_view));
 
-       msg = modest_msg_view_get_message (MODEST_MSG_VIEW (priv->msg_view));
        if (msg != NULL) {
                header = tny_msg_get_header (msg);
                subject = tny_header_get_subject (header);
@@ -2204,3 +2638,18 @@ update_window_title (ModestMsgViewWindow *window)
 
        gtk_window_set_title (GTK_WINDOW (window), subject);
 }
+
+
+static void on_move_focus (ModestMsgViewWindow *window,
+                          GtkDirectionType direction,
+                          gpointer userdata)
+{
+       GtkWidget *current_focus = NULL;
+
+       current_focus = gtk_window_get_focus (GTK_WINDOW (window));
+       if ((current_focus != NULL) &&
+           MODEST_IS_ATTACHMENTS_VIEW (current_focus)) {
+               g_signal_stop_emission_by_name (G_OBJECT (window), "move-focus");
+       }
+}
+