* Fix some detected memory leaks
[modest] / src / maemo / modest-main-window.c
index c4d2559..68bf108 100644 (file)
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <hildon-widgets/hildon-window.h>
-#include <hildon-widgets/hildon-note.h>
-
 #include <glib/gi18n.h>
 #include <gtk/gtktreeviewcolumn.h>
 #include <tny-account-store-view.h>
-#include <modest-runtime.h>
+#include <tny-simple-list.h>
+#include "modest-hildon-includes.h"
+#include "modest-defs.h"
 #include <string.h>
 
-#include <widgets/modest-main-window.h>
-#include <widgets/modest-msg-edit-window.h>
-#include <widgets/modest-account-view-window.h>
-
+#include "widgets/modest-main-window.h"
+#include "widgets/modest-msg-edit-window.h"
+#include "widgets/modest-account-view-window.h"
+#include "modest-runtime.h"
+#include "modest-account-mgr-helpers.h"
 #include "modest-platform.h"
 #include "modest-widget-memory.h"
 #include "modest-window-priv.h"
 #include "modest-main-window-ui.h"
 #include "modest-account-mgr.h"
+#include "modest-tny-account.h"
 #include "modest-conf.h"
 #include <modest-maemo-utils.h>
 #include "modest-tny-platform-factory.h"
 #include "modest-tny-msg.h"
 #include "modest-mail-operation.h"
 #include "modest-icon-names.h"
+#include "modest-progress-bar-widget.h"
+#include "maemo/modest-osso-state-saving.h"
+
+#ifdef MODEST_HILDON_VERSION_0
+#include <hildon-widgets/hildon-program.h>
+#else
+#include <hildon/hildon-program.h>
+#endif /*MODEST_HILDON_VERSION_0*/
+
 
 /* 'private'/'protected' functions */
 static void modest_main_window_class_init    (ModestMainWindowClass *klass);
@@ -64,10 +74,34 @@ static void connect_signals (ModestMainWindow *self);
 static void restore_sizes (ModestMainWindow *self);
 static void save_sizes (ModestMainWindow *self);
 
-static void modest_main_window_create_toolbar (ModestWindow *window);
 static void modest_main_window_show_toolbar   (ModestWindow *window,
                                               gboolean show_toolbar);
 
+static void cancel_progressbar (GtkToolButton *toolbutton,
+                               ModestMainWindow *self);
+
+static void         on_queue_changed                     (ModestMailOperationQueue *queue,
+                                                         ModestMailOperation *mail_op,
+                                                         ModestMailOperationQueueNotification type,
+                                                         ModestMainWindow *self);
+
+static void on_account_update                 (TnyAccountStore *account_store, 
+                                              gchar *account_name,
+                                              gpointer user_data);
+
+static gboolean on_inner_widgets_key_pressed  (GtkWidget *widget,
+                                              GdkEventKey *event,
+                                              gpointer user_data);
+
+static void on_configuration_key_changed      (ModestConf* conf, 
+                                              const gchar *key, 
+                                              ModestConfEvent event, 
+                                              ModestMainWindow *self);
+
+static void 
+set_toolbar_mode (ModestMainWindow *self, 
+                 ModestToolBarModes mode);
+
 /* list my signals */
 enum {
        /* MY_SIGNAL_1, */
@@ -75,17 +109,37 @@ enum {
        LAST_SIGNAL
 };
 
+
 typedef struct _ModestMainWindowPrivate ModestMainWindowPrivate;
 struct _ModestMainWindowPrivate {
        GtkWidget *msg_paned;
        GtkWidget *main_paned;
        GtkWidget *main_vbox;
-       GtkWidget *progress_bar;
+       GtkWidget *contents_widget;
+
+       /* Progress observers */
+       GtkWidget        *progress_bar;
+       GSList           *progress_widgets;
+
+       /* Tollbar items */
+       GtkWidget   *progress_toolitem;
+       GtkWidget   *cancel_toolitem;
+       GtkWidget   *sort_toolitem;
+       GtkWidget   *refresh_toolitem;
+       ModestToolBarModes current_toolbar_mode;
+
+       /* On-demand widgets */
+       GtkWidget *accounts_popup;
+       GtkWidget *details_widget;
+
+       /* Optimized view enabled */
+       gboolean optimized_view;
 
        ModestHeaderView *header_view;
        ModestFolderView *folder_view;
 
        ModestMainWindowStyle style;
+       ModestMainWindowContentsStyle contents_style;
 };
 #define MODEST_MAIN_WINDOW_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
                                                 MODEST_TYPE_MAIN_WINDOW, \
@@ -104,8 +158,26 @@ typedef struct _GetMsgAsyncHelper {
 /* globals */
 static GtkWindowClass *parent_class = NULL;
 
-/* uncomment the following if you have defined any signals */
-/* static guint signals[LAST_SIGNAL] = {0}; */
+
+/* Private actions */
+static const GtkActionEntry modest_folder_view_action_entries [] = {
+
+       /* Folder View CSM actions */
+       { "FolderViewCSMNewFolder", NULL, N_("FIXME: New Folder"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_new_folder) },
+       { "FolderViewCSMRenameFolder", NULL, N_("mcen_me_user_renamefolder"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_rename_folder) },
+       { "FolderViewCSMPasteMsgs", NULL, N_("FIXME: Paste"), NULL, NULL, NULL },
+       { "FolderViewCSMDeleteFolder", NULL, N_("FIXME: Delete"), NULL, NULL, G_CALLBACK (modest_ui_actions_on_delete_folder) },
+       { "FolderViewCSMSearchMessages", NULL, N_("mcen_me_inbox_search"), NULL, NULL, NULL },
+       { "FolderViewCSMHelp", NULL, N_("mcen_me_inbox_help"), NULL, NULL, NULL },
+};
+
+
+static const GtkToggleActionEntry modest_main_window_toggle_action_entries [] = {
+       { "ToolbarToggleView", MODEST_STOCK_SPLIT_VIEW, N_("gqn_toolb_rss_fldonoff"), "<CTRL>t", NULL, G_CALLBACK (modest_ui_actions_toggle_folders_view), FALSE },
+};
+
+
+/************************************************************************/
 
 GType
 modest_main_window_get_type (void)
@@ -143,43 +215,11 @@ modest_main_window_class_init (ModestMainWindowClass *klass)
        parent_class            = g_type_class_peek_parent (klass);
        gobject_class->finalize = modest_main_window_finalize;
 
-       modest_window_class->create_toolbar_func = modest_main_window_create_toolbar;
        modest_window_class->show_toolbar_func = modest_main_window_show_toolbar;
 
        g_type_class_add_private (gobject_class, sizeof(ModestMainWindowPrivate));
 }
 
-
-static void
-on_key_changed (ModestConf* conf, const gchar *key, ModestConfEvent event, ModestMainWindow *win)
-{
-       TnyAccount *account;
-       
-       if (!key || strcmp (key, MODEST_CONF_DEVICE_NAME) != 0)
-               return; /* wrong key */
-       
-       /* ok, the device name changed; thus, we have to update the
-        * local folder account name*/
-       account =
-               modest_tny_account_store_get_tny_account_by_account (modest_runtime_get_account_store(),
-                                                                    MODEST_LOCAL_FOLDERS_ACCOUNT_ID,
-                                                                    TNY_ACCOUNT_TYPE_STORE);
-       if (!account) {
-               g_printerr ("modest: could not get account\n");
-               return;
-       }
-
-       if (event == MODEST_CONF_EVENT_KEY_UNSET) 
-               tny_account_set_name (account, MODEST_LOCAL_FOLDERS_DEFAULT_DISPLAY_NAME);
-       else {
-               gchar *device_name = modest_conf_get_string (modest_runtime_get_conf(),
-                                                            MODEST_CONF_DEVICE_NAME, NULL);
-               tny_account_set_name (account, device_name);
-               g_free (device_name);
-       }
-       g_object_unref (G_OBJECT(account));     
-}
-
 static void
 modest_main_window_init (ModestMainWindow *obj)
 {
@@ -192,18 +232,29 @@ modest_main_window_init (ModestMainWindow *obj)
        priv->main_vbox    = NULL;
        priv->header_view  = NULL;
        priv->folder_view  = NULL;
-       priv->style  = MODEST_MAIN_WINDOW_STYLE_SPLIT;
+       priv->contents_widget  = NULL;
+       priv->accounts_popup  = NULL;
+       priv->details_widget  = NULL;
+
+       priv->optimized_view  = FALSE;
+
+       priv->progress_widgets  = NULL;
+       priv->progress_bar = NULL;
+       priv->current_toolbar_mode = TOOLBAR_MODE_NORMAL;
 
-       /* progress bar */
-       priv->progress_bar = gtk_progress_bar_new ();
-       gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR(priv->progress_bar), 1.0);
-       gtk_progress_bar_set_ellipsize (GTK_PROGRESS_BAR(priv->progress_bar),
-                                       PANGO_ELLIPSIZE_END);
+       priv->style  = MODEST_MAIN_WINDOW_STYLE_SPLIT;
+       priv->contents_style  = MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS;
 }
 
 static void
 modest_main_window_finalize (GObject *obj)
 {
+       ModestMainWindowPrivate *priv;
+
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(obj);
+
+       g_slist_free (priv->progress_widgets);
+
        G_OBJECT_CLASS(parent_class)->finalize (obj);
 }
 
@@ -245,11 +296,11 @@ restore_sizes (ModestMainWindow *self)
        conf = modest_runtime_get_conf ();
        
        modest_widget_memory_restore (conf, G_OBJECT(priv->main_paned),
-                                     "modest-main-paned");
+                                     MODEST_CONF_MAIN_PANED_KEY);
        modest_widget_memory_restore (conf, G_OBJECT(priv->header_view),
-                                     "header-view");
+                                     MODEST_CONF_HEADER_VIEW_KEY);
        modest_widget_memory_restore (conf, G_OBJECT(self), 
-                                     "modest-main-window");
+                                     MODEST_CONF_MAIN_WINDOW_KEY);
 }
 
 
@@ -262,30 +313,23 @@ save_sizes (ModestMainWindow *self)
        priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
        conf = modest_runtime_get_conf ();
        
-       modest_widget_memory_save (conf,G_OBJECT(self), "modest-main-window");
-       modest_widget_memory_save (conf, G_OBJECT(priv->main_paned),
-                                  "modest-main-paned");
-       modest_widget_memory_save (conf, G_OBJECT(priv->header_view), "header-view");
+       modest_widget_memory_save (conf,G_OBJECT(self), 
+                                  MODEST_CONF_MAIN_WINDOW_KEY);
+       modest_widget_memory_save (conf, G_OBJECT(priv->main_paned), 
+                                  MODEST_CONF_MAIN_PANED_KEY);
+       modest_widget_memory_save (conf, G_OBJECT(priv->header_view), 
+                                  MODEST_CONF_HEADER_VIEW_KEY);
 }
 
-static GtkWidget*
-wrapped_in_scrolled_window (GtkWidget *widget, gboolean needs_viewport)
+static void
+wrap_in_scrolled_window (GtkWidget *win, GtkWidget *widget)
 {
-       GtkWidget *win;
-
-       win = gtk_scrolled_window_new (NULL, NULL);
-       gtk_scrolled_window_set_policy
-               (GTK_SCROLLED_WINDOW (win),GTK_POLICY_NEVER,
-                GTK_POLICY_AUTOMATIC);
-       
-       if (needs_viewport)
+       if (!gtk_widget_set_scroll_adjustments (widget, NULL, NULL))
                gtk_scrolled_window_add_with_viewport
                        (GTK_SCROLLED_WINDOW(win), widget);
        else
                gtk_container_add (GTK_CONTAINER(win),
                                   widget);
-
-       return win;
 }
 
 
@@ -296,6 +340,20 @@ on_delete_event (GtkWidget *widget, GdkEvent  *event, ModestMainWindow *self)
        return FALSE;
 }
 
+
+static void
+on_connection_changed (TnyDevice *device, gboolean online, ModestMainWindow *self)
+{
+       /* When going online, do the equivalent of pressing the send/receive button, 
+        * as per the specification:
+        * (without the check for >0 accounts, though that is not specified): */
+       if (online) {
+               do_send_receive (MODEST_WINDOW (self));
+       }
+}
+
+
+
 static void
 connect_signals (ModestMainWindow *self)
 {      
@@ -307,10 +365,14 @@ connect_signals (ModestMainWindow *self)
        parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
        
        /* folder view */
+       g_signal_connect (G_OBJECT(priv->folder_view), "key-press-event",
+                         G_CALLBACK(on_inner_widgets_key_pressed), self);
        g_signal_connect (G_OBJECT(priv->folder_view), "folder_selection_changed",
                          G_CALLBACK(modest_ui_actions_on_folder_selection_changed), self);
+       g_signal_connect (G_OBJECT(priv->folder_view), "folder-display-name-changed",
+                         G_CALLBACK(modest_ui_actions_on_folder_display_name_changed), self);
 
-       menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/FolderViewContextMenu");
+       menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/FolderViewCSM");
        gtk_widget_tap_and_hold_setup (GTK_WIDGET (priv->folder_view), menu, NULL, 0);
 
        /* header view */
@@ -322,41 +384,93 @@ connect_signals (ModestMainWindow *self)
                          G_CALLBACK(modest_ui_actions_on_header_activated), self);
        g_signal_connect (G_OBJECT(priv->header_view), "item_not_found",
                          G_CALLBACK(modest_ui_actions_on_item_not_found), self);
+       g_signal_connect (G_OBJECT(priv->header_view), "key-press-event",
+                         G_CALLBACK(on_inner_widgets_key_pressed), self);
 
        /* window */
        g_signal_connect (G_OBJECT(self), "delete-event", G_CALLBACK(on_delete_event), self);
        g_signal_connect (G_OBJECT (self), "window-state-event",
                          G_CALLBACK (modest_main_window_window_state_event),
                          NULL);
-
-
-       
-       /* modest_maemo_utils_get_device_name will probably change
-        * MODEST_CONF_DEVICE_NAME. If that happens, we update the local folders
-        * account name in the callback
-        */
-       g_signal_connect (G_OBJECT(modest_runtime_get_conf()), "key_changed",
-                         G_CALLBACK(on_key_changed), self);
-       
        g_signal_connect (G_OBJECT(self), "delete-event", G_CALLBACK(on_delete_event), self);
-}
 
+       /* Mail Operation Queue */
+       g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
+                         "queue-changed",
+                         G_CALLBACK (on_queue_changed),
+                         self);
+
+       /* Track changes in the device name */
+       g_signal_connect (G_OBJECT(modest_runtime_get_conf ()),
+                         "key_changed",
+                         G_CALLBACK (on_configuration_key_changed), 
+                         self);
+
+       /* Track account changes. We need to refresh the toolbar */
+       g_signal_connect (G_OBJECT (modest_runtime_get_account_store ()),
+                         "account_update",
+                         G_CALLBACK (on_account_update),
+                         self);
+
+       /* Device */
+       g_signal_connect (G_OBJECT(modest_runtime_get_device()), "connection_changed",
+                         G_CALLBACK(on_connection_changed), self);
+}
 
+/** Idle handler, to send/receive at startup .*/
 gboolean
 sync_accounts_cb (ModestMainWindow *win)
 {
-       modest_ui_actions_on_send_receive (NULL, MODEST_WINDOW(win));
-       return FALSE;
+       do_send_receive (MODEST_WINDOW(win));
+       return FALSE; /* Do not call this idle handler again. */
+}
+
+static void on_hildon_program_is_topmost_notify(GObject *self,
+       GParamSpec *propert_param, gpointer user_data)
+{
+       HildonProgram *app = HILDON_PROGRAM (self);
+       
+       /*
+       ModestWindow* self = MODEST_WINDOW(user_data);
+       */
+       
+       /* Note that use of hildon_program_set_can_hibernate() 
+        * is generally referred to as "setting the killable flag", 
+        * though hibernation does not seem equal to death.
+        * murrayc */
+                
+       if (hildon_program_get_is_topmost (app)) {
+               /* Prevent hibernation when the progam comes to the foreground,
+                * because hibernation should only happen when the application 
+                * is in the background: */
+               hildon_program_set_can_hibernate (app, FALSE);
+       } else {
+               /* Allow hibernation if the program has gone to the background: */
+               
+               /* However, prevent hibernation while the settings are being changed: */
+               gboolean settings_dialog_is_open = FALSE;
+               
+               if (settings_dialog_is_open)
+                       hildon_program_set_can_hibernate (app, FALSE);
+               else {
+                       
+                       /* Allow hibernation, after saving the state: */
+                       modest_osso_save_state();
+                       hildon_program_set_can_hibernate (app, TRUE);
+               }
+       }
+       
 }
 
 
+
 ModestWindow*
 modest_main_window_new (void)
 {
        ModestMainWindow *self; 
        ModestMainWindowPrivate *priv;
        ModestWindowPrivate *parent_priv;
-       GtkWidget *header_win, *folder_win;
+       GtkWidget *folder_win;
        GtkActionGroup *action_group;
        GError *error = NULL;
        TnyFolderStoreQuery *query;
@@ -378,11 +492,21 @@ modest_main_window_new (void)
                                      G_N_ELEMENTS (modest_action_entries),
                                      self);
 
+       gtk_action_group_add_actions (action_group,
+                                     modest_folder_view_action_entries,
+                                     G_N_ELEMENTS (modest_folder_view_action_entries),
+                                     self);
+
        gtk_action_group_add_toggle_actions (action_group,
                                             modest_toggle_action_entries,
                                             G_N_ELEMENTS (modest_toggle_action_entries),
                                             self);
 
+       gtk_action_group_add_toggle_actions (action_group,
+                                            modest_main_window_toggle_action_entries,
+                                            G_N_ELEMENTS (modest_main_window_toggle_action_entries),
+                                            self);
+
        gtk_ui_manager_insert_action_group (parent_priv->ui_manager, action_group, 0);
        g_object_unref (action_group);
 
@@ -418,8 +542,12 @@ modest_main_window_new (void)
                                         TNY_FOLDER_STORE_QUERY_OPTION_SUBSCRIBED);
        priv->folder_view = MODEST_FOLDER_VIEW(modest_folder_view_new (query));
        if (!priv->folder_view)
-               g_printerr ("modest: cannot instantiate folder view\n");        
-       g_object_unref (G_OBJECT (query));      
+               g_printerr ("modest: cannot instantiate folder view\n");
+       g_object_unref (G_OBJECT (query));
+       modest_folder_view_set_style (priv->folder_view,
+                                     MODEST_FOLDER_VIEW_STYLE_SHOW_ONE);
+
+       /* Get device name */
        modest_maemo_utils_get_device_name ();
 
        /* header view */
@@ -429,13 +557,23 @@ modest_main_window_new (void)
                g_printerr ("modest: cannot instantiate header view\n");
        modest_header_view_set_style (priv->header_view, MODEST_HEADER_VIEW_STYLE_TWOLINES);
        
-       folder_win = wrapped_in_scrolled_window (GTK_WIDGET(priv->folder_view), FALSE);
-       header_win = wrapped_in_scrolled_window (GTK_WIDGET(priv->header_view), FALSE);
+       /* Create scrolled windows */
+       folder_win = gtk_scrolled_window_new (NULL, NULL);
+       priv->contents_widget = gtk_scrolled_window_new (NULL, NULL);
+       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (folder_win),
+                                       GTK_POLICY_NEVER,
+                                       GTK_POLICY_AUTOMATIC);
+       gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (priv->contents_widget),
+                                       GTK_POLICY_NEVER,
+                                       GTK_POLICY_AUTOMATIC);
+
+       wrap_in_scrolled_window (folder_win, GTK_WIDGET(priv->folder_view));
+       wrap_in_scrolled_window (priv->contents_widget, GTK_WIDGET(priv->header_view));
 
        /* paned */
        priv->main_paned = gtk_hpaned_new ();
        gtk_paned_add1 (GTK_PANED(priv->main_paned), folder_win);
-       gtk_paned_add2 (GTK_PANED(priv->main_paned), header_win);
+       gtk_paned_add2 (GTK_PANED(priv->main_paned), priv->contents_widget);
        gtk_widget_show (GTK_WIDGET(priv->header_view));
        gtk_tree_view_columns_autosize (GTK_TREE_VIEW(priv->header_view));
 
@@ -449,19 +587,38 @@ modest_main_window_new (void)
        /* Set window icon */
        window_icon = modest_platform_get_icon (MODEST_APP_ICON);
        gtk_window_set_icon (GTK_WINDOW (self), window_icon);
-
+       
        /* Connect signals */
        connect_signals (self);
 
        /* Set account store */
        tny_account_store_view_set_account_store (TNY_ACCOUNT_STORE_VIEW (priv->folder_view),
                                                  TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()));
+
+       /* do send & receive when we are idle */
        g_idle_add ((GSourceFunc)sync_accounts_cb, self);
-       /* do send & receive when we are idle */        
+       
 
-       g_message ("online? %s",
-                  tny_device_is_online (modest_runtime_get_device()) ? "yes" : "no");
+       HildonProgram *app = hildon_program_get_instance ();
+       hildon_program_add_window (app, HILDON_WINDOW (self));
+       
+       /* Register HildonProgram  signal handlers: */
+       /* These are apparently deprecated, according to the 
+        * "HildonApp/HildonAppView to HildonProgram/HildonWindow migration guide",
+        * though the API reference does not mention that:
+        *
+       g_signal_connect (G_OBJECT(app), "topmost_status_lose",
+               G_CALLBACK (on_hildon_program_save_state), self);
+       g_signal_connect (G_OBJECT(app), "topmost_status_acquire",
+               G_CALLBACK (on_hildon_program_status_acquire), self);
+    */
+       g_signal_connect (G_OBJECT(app), "notify::is-topmost",
+               G_CALLBACK (on_hildon_program_is_topmost_notify), self);
                
+       /* Load previous osso state, for instance if we are being restored from 
+        * hibernation:  */
+       modest_osso_load_state();
+
        return MODEST_WINDOW(self);
 }
 
@@ -474,8 +631,8 @@ modest_main_window_close_all (ModestMainWindow *self)
        /* Create the confirmation dialog MSG-NOT308 */
        note = hildon_note_new_confirmation_add_buttons (GTK_WINDOW (self),
                                                         _("emev_nc_close_windows"),
-                                                        _("mcen_db_yes"), GTK_RESPONSE_YES,
-                                                        _("mcen_db_no"), GTK_RESPONSE_NO,
+                                                        _("mcen_bd_yes"), GTK_RESPONSE_YES,
+                                                        _("mcen_bd_no"), GTK_RESPONSE_NO,
                                                         NULL);
 
        response = gtk_dialog_run (GTK_DIALOG (note));
@@ -487,23 +644,28 @@ modest_main_window_close_all (ModestMainWindow *self)
                return FALSE;
 }
 
+
 void 
 modest_main_window_set_style (ModestMainWindow *self, 
                              ModestMainWindowStyle style)
 {
        ModestMainWindowPrivate *priv;
-       GtkWidget *scrolled_win;
+       ModestWindowPrivate *parent_priv;
+       GtkAction *action;
 
        g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
 
        priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+       parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
 
        /* no change -> nothing to do */
        if (priv->style == style)
                return;
 
+       /* Get toggle button */
+       action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarToggleView");
+
        priv->style = style;
-       scrolled_win = gtk_widget_get_parent (GTK_WIDGET (priv->header_view));
 
        switch (style) {
        case MODEST_MAIN_WINDOW_STYLE_SIMPLE:
@@ -511,22 +673,38 @@ modest_main_window_set_style (ModestMainWindow *self,
                g_object_ref (priv->main_paned);
                gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->main_paned);
 
-               /* Reparent header view with scrolled window */
-               gtk_widget_reparent (scrolled_win, priv->main_vbox);
+               /* Reparent the contents widget to the main vbox */
+               gtk_widget_reparent (priv->contents_widget, priv->main_vbox);
+
+               g_signal_handlers_block_by_func (action, modest_ui_actions_toggle_folders_view, self);
+               gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), TRUE);
+               g_signal_handlers_unblock_by_func (action, modest_ui_actions_toggle_folders_view, self);
+
                break;
        case MODEST_MAIN_WINDOW_STYLE_SPLIT:
                /* Remove header view */
-               g_object_ref (scrolled_win);
-               gtk_container_remove (GTK_CONTAINER (priv->main_vbox), scrolled_win);
+               g_object_ref (priv->contents_widget);
+               gtk_container_remove (GTK_CONTAINER (priv->main_vbox), priv->contents_widget);
 
                /* Reparent the main paned */
-               gtk_paned_add2 (GTK_PANED (priv->main_paned), scrolled_win);
+               gtk_paned_add2 (GTK_PANED (priv->main_paned), priv->contents_widget);
                gtk_container_add (GTK_CONTAINER (priv->main_vbox), priv->main_paned);
+
+               g_signal_handlers_block_by_func (action, modest_ui_actions_toggle_folders_view, self);
+               gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
+               g_signal_handlers_unblock_by_func (action, modest_ui_actions_toggle_folders_view, self);
+
                break;
        default:
                g_return_if_reached ();
        }
 
+       /* Let header view grab the focus if it's being shown */
+       if (priv->contents_style == MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS)
+               gtk_widget_grab_focus (GTK_WIDGET (priv->header_view));
+       else 
+               gtk_widget_grab_focus (GTK_WIDGET (priv->contents_widget));
+
        /* Show changes */
        gtk_widget_show_all (GTK_WIDGET (priv->main_vbox));
 }
@@ -542,6 +720,8 @@ modest_main_window_get_style (ModestMainWindow *self)
        return priv->style;
 }
 
+
+
 static gboolean
 modest_main_window_window_state_event (GtkWidget *widget, GdkEventWindowState *event, gpointer userdata)
 {
@@ -578,44 +758,562 @@ set_homogeneous (GtkWidget *widget,
 }
 
 static void 
-modest_main_window_create_toolbar (ModestWindow *self)
+modest_main_window_show_toolbar (ModestWindow *self,
+                                gboolean show_toolbar)
 {
-       GtkWidget *reply_button, *menu;
-       ModestWindowPrivate *parent_priv;
-       
+       ModestMainWindowPrivate *priv = NULL;
+       ModestWindowPrivate *parent_priv = NULL;        
+       GtkWidget *reply_button = NULL, *menu = NULL;
+       GtkWidget *placeholder = NULL;
+       gint insert_index;
+
+       g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
        parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
+
+       /* Set optimized view status */
+       priv->optimized_view = !show_toolbar;
+
+       if (!parent_priv->toolbar) {
+               parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
+                                                                 "/ToolBar");
+
+               /* Set homogeneous toolbar */
+               gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
+                                      set_homogeneous, NULL);
        
-       /* Toolbar */
-       parent_priv->toolbar = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
-                                                         "/ToolBar");
-
-       /* Set homogeneous toolbar */
-       gtk_container_foreach (GTK_CONTAINER (parent_priv->toolbar), 
-                              set_homogeneous, NULL);
-
-       /* Set reply button tap and hold menu */
-       reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
-                                                 "/ToolBar/ToolbarMessageReply");
-       menu = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolbarReplyContextMenu");
-       gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
+               priv->progress_toolitem = GTK_WIDGET (gtk_tool_item_new ());
+               priv->cancel_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
+               priv->refresh_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarSendReceive");
+               priv->sort_toolitem = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ToolbarSort");
+               gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
+               gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
+               gtk_tool_item_set_homogeneous (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
+               gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->cancel_toolitem), FALSE);
+
+               /* Add ProgressBar (Transfer toolbar) */ 
+               priv->progress_bar = modest_progress_bar_widget_new ();
+               gtk_widget_set_no_show_all (priv->progress_bar, TRUE);
+               placeholder = gtk_ui_manager_get_widget (parent_priv->ui_manager, "/ToolBar/ProgressBarView");
+               insert_index = gtk_toolbar_get_item_index(GTK_TOOLBAR (parent_priv->toolbar), GTK_TOOL_ITEM(placeholder));
+               gtk_container_add (GTK_CONTAINER (priv->progress_toolitem), priv->progress_bar);
+               gtk_toolbar_insert(GTK_TOOLBAR(parent_priv->toolbar), GTK_TOOL_ITEM (priv->progress_toolitem), insert_index);
+               
+               /* Connect cancel 'clicked' signal to abort progress mode */
+               g_signal_connect(priv->cancel_toolitem, "clicked",
+                                G_CALLBACK(cancel_progressbar),
+                                self);
+               
+               /* Add it to the observers list */
+               priv->progress_widgets = g_slist_prepend(priv->progress_widgets, priv->progress_bar);
+
+               /* Add to window */
+               hildon_window_add_toolbar (HILDON_WINDOW (self), 
+                                          GTK_TOOLBAR (parent_priv->toolbar));
+
+               /* Set reply button tap and hold menu */
+               reply_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
+                                                         "/ToolBar/ToolbarMessageReply");
+               menu = gtk_ui_manager_get_widget (parent_priv->ui_manager,
+                                                 "/ToolbarReplyCSM");
+               gtk_widget_tap_and_hold_setup (GTK_WIDGET (reply_button), menu, NULL, 0);
+
+               /* Set send & receive button tap and hold menu */
+               on_account_update (TNY_ACCOUNT_STORE (modest_runtime_get_account_store ()),
+                                  NULL, self);
+       }
+
+       if (show_toolbar) {
+               /* Quick hack: this prevents toolbar icons "dance" when progress bar show status is changed */
+               /* TODO: resize mode migth be GTK_RESIZE_QUEUE, in order to avoid unneccesary shows */
+               gtk_container_set_resize_mode (GTK_CONTAINER(parent_priv->toolbar), GTK_RESIZE_IMMEDIATE);
+               
+               gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
+               set_toolbar_mode (MODEST_MAIN_WINDOW(self), TOOLBAR_MODE_NORMAL);
+       } else
+               gtk_widget_hide (GTK_WIDGET (parent_priv->toolbar));
+
 }
 
+/*
+ * TODO: modify the menu dynamically. Add handlers to each item of the
+ * menu when created
+ */
 static void 
-modest_main_window_show_toolbar (ModestWindow *self,
-                                gboolean show_toolbar)
+on_account_update (TnyAccountStore *account_store, 
+                  gchar *accout_name,
+                  gpointer user_data)
 {
+       ModestMainWindow *self;
+       ModestMainWindowPrivate *priv;
        ModestWindowPrivate *parent_priv;
-       
-       parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
+       TnyList *account_list;
+       GtkWidget *item, *send_receive_button;
+       TnyIterator *iter;
+       ModestAccountMgr *mgr;
+       gchar *default_account;
 
+       self = MODEST_MAIN_WINDOW (user_data);
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE (self);
+       parent_priv = MODEST_WINDOW_GET_PRIVATE (self);
+
+       /* If there is no toolbar then exit */
        if (!parent_priv->toolbar)
                return;
 
-       if (show_toolbar) {
-               hildon_window_add_toolbar (HILDON_WINDOW (self), 
-                                          GTK_TOOLBAR (parent_priv->toolbar));
-               gtk_widget_show_all (GTK_WIDGET (self));
-       } else
-               hildon_window_remove_toolbar (HILDON_WINDOW (self),
-                                             GTK_TOOLBAR (parent_priv->toolbar));
+       if (priv->accounts_popup && gtk_menu_get_attach_widget (GTK_MENU (priv->accounts_popup)) ) {
+               /* gtk_menu_detach will also unreference the popup, 
+                * so we can forget about this instance, and create a new one later:
+                */
+               gtk_menu_detach (GTK_MENU (priv->accounts_popup));
+               priv->accounts_popup = NULL;
+       }
+
+       /* Get accounts */
+       account_list = tny_simple_list_new ();
+       tny_account_store_get_accounts (account_store, 
+                                       account_list, 
+                                       TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
+
+       /* If there is only one account do not show any menu */
+       if (tny_list_get_length (account_list) <= 1)
+               goto free;
+       
+       /* Get send receive button */
+       send_receive_button = gtk_ui_manager_get_widget (parent_priv->ui_manager, 
+                                                         "/ToolBar/ToolbarSendReceive");
+
+       /* Create the menu */
+       priv->accounts_popup = gtk_menu_new ();
+       item = gtk_menu_item_new_with_label (_("mcen_me_toolbar_sendreceive_all"));
+       gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
+       item = gtk_separator_menu_item_new ();
+       gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
+
+       iter = tny_list_create_iterator (account_list);
+       mgr = modest_runtime_get_account_mgr ();
+       default_account = modest_account_mgr_get_default_account (mgr);
+
+       do {
+               TnyAccount *acc = NULL;
+               const gchar *acc_name = NULL;
+
+               /* Create tool item */
+               acc = TNY_ACCOUNT (tny_iterator_get_current (iter));
+               if (acc)
+                       acc_name = tny_account_get_name (acc);
+
+               /* Create display name */
+               gchar *display_name = NULL;
+               if (acc_name) {
+                       if (default_account && !(strcmp (default_account, acc_name) == 0))
+                               display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_default"), acc_name);
+                       else
+                               display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_mailbox_n"), acc_name);
+               }
+               else
+               {
+                       /* TODO: This probably should never happen: */
+                       display_name = g_strdup_printf (_("mcen_me_toolbar_sendreceive_default"), "");
+               }
+               
+
+               item = gtk_menu_item_new_with_label (display_name);
+
+               /* Free */
+               g_free (display_name);
+               g_object_unref (acc);
+
+               /* Append item */
+               gtk_menu_shell_append (GTK_MENU_SHELL (priv->accounts_popup), GTK_WIDGET (item));
+
+               /* Go to next */
+               tny_iterator_next (iter);
+
+       } while (!tny_iterator_is_done (iter));
+
+       g_object_unref (iter);
+
+       /* Mandatory in order to view the menu contents */
+       gtk_widget_show_all (priv->accounts_popup);
+
+       /* Setup tap_and_hold */
+       gtk_widget_tap_and_hold_setup (send_receive_button, priv->accounts_popup, NULL, 0);
+
+ free:
+
+       /* Free */
+       g_object_unref (account_list);
+}
+
+/* 
+ * This function manages the key events used to navigate between
+ * header and folder views (when the window is in split view)
+ *
+ * FROM         KEY        ACTION
+ * -------------------------------------------------
+ * HeaderView   GDK_Left   Move focus to folder view
+ * FolderView   GDK_Right  Move focus to header view
+ *
+ * There is no need to scroll to selected row, the widgets will be the
+ * responsibles of doing that (probably managing the focus-in event
+ */
+static gboolean 
+on_inner_widgets_key_pressed (GtkWidget *widget,
+                             GdkEventKey *event,
+                             gpointer user_data)
+{
+       ModestMainWindowPrivate *priv;
+
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE (user_data);
+
+       /* Do nothing if we're in SIMPLE style */
+       if (priv->style == MODEST_MAIN_WINDOW_STYLE_SIMPLE)
+               return FALSE;
+
+       if (MODEST_IS_HEADER_VIEW (widget) && event->keyval == GDK_Left)
+               gtk_widget_grab_focus (GTK_WIDGET (priv->folder_view));
+       else if (MODEST_IS_FOLDER_VIEW (widget) && event->keyval == GDK_Right)
+               gtk_widget_grab_focus (GTK_WIDGET (priv->header_view));
+
+       return FALSE;
+}
+
+static void
+set_alignment (GtkWidget *widget,
+              gpointer data)
+{
+       gtk_misc_set_alignment (GTK_MISC (widget), 0.0, 0.0);
+       gtk_misc_set_padding (GTK_MISC (widget), 0, 0);
+}
+
+static GtkWidget *
+create_details_widget (TnyAccount *account)
+{
+       GtkWidget *vbox;
+       gchar *label;
+
+       vbox = gtk_vbox_new (FALSE, 0);
+
+       /* Account description */
+       if (!strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
+               gchar *device_name;
+
+               /* Get device name */
+               device_name = modest_conf_get_string (modest_runtime_get_conf(),
+                                                     MODEST_CONF_DEVICE_NAME, NULL);
+   
+               label = g_strdup_printf ("%s: %s",
+                                        _("mcen_fi_localroot_description"),
+                                        device_name);
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+               g_free (device_name);
+               g_free (label);
+       } else if (!strcmp (tny_account_get_id (account), MODEST_MMC_ACCOUNT_ID)) {
+               /* TODO: MMC ? */
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new ("FIXME: MMC ?"), FALSE, FALSE, 0);
+       } else {
+               GString *proto;
+
+               /* Put proto in uppercase */
+               proto = g_string_new (tny_account_get_proto (account));
+               proto = g_string_ascii_up (proto);
+
+               label = g_strdup_printf ("%s %s: %s", 
+                                        proto->str,
+                                        _("mcen_fi_remoteroot_account"),
+                                        tny_account_get_name (account));
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+               g_string_free (proto, TRUE);
+               g_free (label);
+       }
+
+       /* Message count */
+       label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_messages"), 
+                                modest_tny_account_get_message_count (account));
+       gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+       g_free (label);
+
+       /* Folder count */
+       label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_folders"), 
+                                modest_tny_account_get_folder_count (account));
+       gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+       g_free (label);
+
+       /* Size / Date */
+       if (!strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
+               /* FIXME: format size */
+               label = g_strdup_printf ("%s: %d", _("mcen_fi_rootfolder_size"), 
+                                        modest_tny_account_get_local_size (account));
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+               g_free (label);
+       } else if (!strcmp (tny_account_get_id (account), MODEST_MMC_ACCOUNT_ID)) {
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new ("FIXME: MMC ?"), FALSE, FALSE, 0);
+       } else {
+               label = g_strdup_printf ("%s: %s", _("mcen_ti_lastupdated"), "08/08/08");
+               gtk_box_pack_start (GTK_BOX (vbox), gtk_label_new (label), FALSE, FALSE, 0);
+               g_free (label);
+       }
+
+       /* Set alignment */
+       gtk_container_foreach (GTK_CONTAINER (vbox), (GtkCallback) set_alignment, NULL);
+
+       return vbox;
+}
+
+void 
+modest_main_window_set_contents_style (ModestMainWindow *self, 
+                                      ModestMainWindowContentsStyle style)
+{
+       ModestMainWindowPrivate *priv;
+       GtkWidget *content;
+       TnyAccount *account;
+
+       g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
+
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+
+       /* We allow to set the same content style than the previously
+          set if there are details, because it could happen when we're
+          selecting different accounts consecutively */
+       if ((priv->contents_style == style) &&
+           (priv->contents_style == MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS))
+               return;
+
+       /* Remove previous child. Delete it if it was an account
+          details widget */
+       content = gtk_bin_get_child (GTK_BIN (priv->contents_widget));
+       if (priv->contents_style != MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS)
+               g_object_ref (content);
+       gtk_container_remove (GTK_CONTAINER (priv->contents_widget), content);
+
+       priv->contents_style = style;
+
+       switch (priv->contents_style) {
+       case MODEST_MAIN_WINDOW_CONTENTS_STYLE_HEADERS:
+               wrap_in_scrolled_window (priv->contents_widget, GTK_WIDGET (priv->header_view));
+               break;
+       case MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS:
+               /* TODO: show here account details */
+               account = TNY_ACCOUNT (modest_folder_view_get_selected (priv->folder_view));
+               priv->details_widget = create_details_widget (account);
+
+               wrap_in_scrolled_window (priv->contents_widget, 
+                                        priv->details_widget);
+               break;
+       default:
+               g_return_if_reached ();
+       }
+
+       /* Show */
+       gtk_widget_show_all (priv->contents_widget);
+}
+
+static void 
+on_configuration_key_changed (ModestConf* conf, 
+                             const gchar *key, 
+                             ModestConfEvent event, 
+                             ModestMainWindow *self)
+{
+       ModestMainWindowPrivate *priv;
+       TnyAccount *account;
+
+       if (!key || strcmp (key, MODEST_CONF_DEVICE_NAME))
+               return;
+
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+
+       if (priv->contents_style != MODEST_MAIN_WINDOW_CONTENTS_STYLE_DETAILS)
+               return;
+
+       account = (TnyAccount *) modest_folder_view_get_selected (priv->folder_view);
+       if (TNY_IS_ACCOUNT (account) &&
+           !strcmp (tny_account_get_id (account), MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
+               GList *children;
+               GtkLabel *label;
+               const gchar *device_name;
+               gchar *new_text;
+               
+               /* Get label */
+               children = gtk_container_get_children (GTK_CONTAINER (priv->details_widget));
+               label = GTK_LABEL (children->data);
+               
+               device_name = modest_conf_get_string (modest_runtime_get_conf(),
+                                                     MODEST_CONF_DEVICE_NAME, NULL);
+               
+               new_text = g_strdup_printf ("%s: %s",
+                                           _("mcen_fi_localroot_description"),
+                                           device_name);
+               
+               gtk_label_set_text (label, new_text);
+               gtk_widget_show (GTK_WIDGET (label));
+               
+               g_free (new_text);
+               g_list_free (children);
+       }
+}
+
+static void 
+set_toolbar_mode (ModestMainWindow *self, 
+                 ModestToolBarModes mode)
+{
+       ModestWindowPrivate *parent_priv = NULL;
+       ModestMainWindowPrivate *priv = NULL;
+       GtkAction *sort_action = NULL, *refresh_action = NULL, *cancel_action = NULL;
+       
+       g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
+
+       parent_priv = MODEST_WINDOW_GET_PRIVATE(self);
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+
+       g_return_if_fail (GTK_IS_TOOLBAR(parent_priv->toolbar)); 
+       
+       sort_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSort");
+       refresh_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarSendReceive");
+       cancel_action = gtk_ui_manager_get_action (parent_priv->ui_manager, "/ToolBar/ToolbarCancel");
+
+       /* Sets current toolbar mode */
+       priv->current_toolbar_mode = mode;
+
+       /* Show and hide toolbar items */
+       switch (mode) {
+       case TOOLBAR_MODE_NORMAL:
+               if (sort_action) 
+                       gtk_action_set_visible (sort_action, TRUE);
+               if (refresh_action) 
+                       gtk_action_set_visible (refresh_action, TRUE);
+               if (priv->progress_toolitem) {
+                       gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), FALSE);
+                       gtk_widget_hide (priv->progress_toolitem);
+               }
+               if (priv->progress_bar)
+                       gtk_widget_hide (priv->progress_bar);                   
+               
+               if (cancel_action)
+                       gtk_action_set_visible (cancel_action, FALSE);
+
+               /* Hide toolbar if optimized view is enabled */
+               if (priv->optimized_view)
+                       gtk_widget_hide (GTK_WIDGET(parent_priv->toolbar));
+               break;
+       case TOOLBAR_MODE_TRANSFER:
+               if (sort_action)
+                       gtk_action_set_visible (sort_action, FALSE);
+               if (refresh_action)
+                       gtk_action_set_visible (refresh_action, FALSE);
+               if (cancel_action)
+                       gtk_action_set_visible (cancel_action, TRUE);
+               if (priv->progress_toolitem) {
+                       gtk_tool_item_set_expand (GTK_TOOL_ITEM (priv->progress_toolitem), TRUE);
+                       gtk_widget_show (priv->progress_toolitem);
+               }
+               if (priv->progress_bar)
+                       gtk_widget_show (priv->progress_bar);                   
+
+               /* Show toolbar if it's hiden (optimized view ) */
+               if (priv->optimized_view)
+                       gtk_widget_show (GTK_WIDGET (parent_priv->toolbar));
+               break;
+       default:
+               g_return_if_reached ();
+       }
+}
+
+static void
+cancel_progressbar (GtkToolButton *toolbutton,
+                   ModestMainWindow *self)
+{
+       GSList *tmp;
+       ModestMainWindowPrivate *priv;
+       
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+
+       /* Get operation observers and cancel its current operation */
+       tmp = priv->progress_widgets;
+       while (tmp) {
+               modest_progress_object_cancel_current_operation (MODEST_PROGRESS_OBJECT(tmp->data));
+               tmp=g_slist_next(tmp);
+       }
+}
+
+static gboolean
+observers_empty (ModestMainWindow *self)
+{
+       GSList *tmp = NULL;
+       ModestMainWindowPrivate *priv;
+       gboolean is_empty = TRUE;
+       guint pending_ops = 0;
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+       tmp = priv->progress_widgets;
+
+       /* Check all observers */
+       while (tmp && is_empty)  {
+               pending_ops = modest_progress_object_num_pending_operations (MODEST_PROGRESS_OBJECT(tmp->data));
+               is_empty = pending_ops == 0;
+               
+               tmp = g_slist_next(tmp);
+       }
+       
+       return is_empty;
+}
+
+static void
+on_queue_changed (ModestMailOperationQueue *queue,
+                 ModestMailOperation *mail_op,
+                 ModestMailOperationQueueNotification type,
+                 ModestMainWindow *self)
+{
+       ModestMainWindowPrivate *priv;
+       ModestMailOperationId op_id;
+       ModestToolBarModes mode;
+       GSList *tmp;
+       gboolean mode_changed = FALSE;
+
+       g_return_if_fail (MODEST_IS_MAIN_WINDOW (self));
+       priv = MODEST_MAIN_WINDOW_GET_PRIVATE(self);
+              
+       /* Get toolbar mode from operation id*/
+       op_id = modest_mail_operation_get_id (mail_op);
+       switch (op_id) {
+       case MODEST_MAIL_OPERATION_ID_SEND:
+       case MODEST_MAIL_OPERATION_ID_RECEIVE:
+               mode = TOOLBAR_MODE_TRANSFER;
+               if (priv->current_toolbar_mode == TOOLBAR_MODE_NORMAL)
+                       mode_changed = TRUE;
+               break;
+       default:
+               mode = TOOLBAR_MODE_NORMAL;
+               
+       }
+               
+                      
+       /* Add operation observers and change toolbar if neccessary*/
+       tmp = priv->progress_widgets;
+       switch (type) {
+       case MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED:
+               if (mode_changed)
+                       set_toolbar_mode (self, mode);
+               if (mode == TOOLBAR_MODE_TRANSFER) {
+                       while (tmp) {
+                               modest_progress_object_add_operation (MODEST_PROGRESS_OBJECT (tmp->data),
+                                                                     mail_op);
+                               tmp = g_slist_next (tmp);
+                       }
+               }
+               break;
+       case MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED:
+               if (mode == TOOLBAR_MODE_TRANSFER) {
+                       while (tmp) {
+                               modest_progress_object_remove_operation (MODEST_PROGRESS_OBJECT (tmp->data),
+                                                                        mail_op);
+                               tmp = g_slist_next (tmp);
+                       }
+                       
+                       /* If no more operations are being observed, NORMAL mode is enabled again */
+                       if (observers_empty (self))
+                               set_toolbar_mode (self, TOOLBAR_MODE_NORMAL);
+               }
+               break;
+       }       
 }