/*
 * e-mail-shell-view-private.c
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-mail-shell-view-private.h"

#include "widgets/menus/gal-view-factory-etable.h"
#include "widgets/misc/e-menu-tool-button.h"

#include "e-util/e-util-private.h"

typedef struct _AsyncContext AsyncContext;

struct _AsyncContext {
	EActivity *activity;
	EMailReader *reader;
	EShellView *shell_view;
};

static void
async_context_free (AsyncContext *context)
{
	if (context->activity != NULL)
		g_object_unref (context->activity);

	if (context->reader != NULL)
		g_object_unref (context->reader);

	if (context->shell_view != NULL)
		g_object_unref (context->shell_view);

	g_slice_free (AsyncContext, context);
}

static void
mail_shell_view_got_folder_cb (CamelStore *store,
                               GAsyncResult *result,
                               AsyncContext *context)
{
	EAlertSink *alert_sink;
	CamelFolder *folder;
	GError *error = NULL;

	alert_sink = e_activity_get_alert_sink (context->activity);

	folder = camel_store_get_folder_finish (store, result, &error);

	if (e_activity_handle_cancellation (context->activity, error)) {
		g_warn_if_fail (folder == NULL);
		async_context_free (context);
		g_error_free (error);
		return;

	} else if (error != NULL) {
		g_warn_if_fail (folder == NULL);
		e_alert_submit (
			alert_sink, "mail:folder-open",
			error->message, NULL);
		async_context_free (context);
		g_error_free (error);
		return;
	}

	e_mail_reader_set_folder (context->reader, folder);
	e_shell_view_update_actions (context->shell_view);

	g_object_unref (folder);

	async_context_free (context);
}

static void
mail_shell_view_folder_tree_selected_cb (EMailShellView *mail_shell_view,
                                         CamelStore *store,
                                         const gchar *folder_name,
                                         CamelFolderInfoFlags flags,
                                         EMFolderTree *folder_tree)
{
	EMailShellContent *mail_shell_content;
	EShellView *shell_view;
	EMailReader *reader;
	EMailView *mail_view;
	GCancellable *cancellable;
	AsyncContext *context;
	EActivity *activity;

	shell_view = E_SHELL_VIEW (mail_shell_view);

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	reader = E_MAIL_READER (mail_view);

	/* Cancel any unfinished open folder operations. */
	if (mail_shell_view->priv->opening_folder != NULL) {
		g_cancellable_cancel (mail_shell_view->priv->opening_folder);
		g_object_unref (mail_shell_view->priv->opening_folder);
		mail_shell_view->priv->opening_folder = NULL;
	}

	/* If we are to clear the message list, do so immediately. */
	if ((flags & CAMEL_FOLDER_NOSELECT) || folder_name == NULL) {
		e_mail_reader_set_folder (reader, NULL);
		e_shell_view_update_actions (shell_view);
		return;
	}

	g_warn_if_fail (CAMEL_IS_STORE (store));

	/* Open the selected folder asynchronously. */

	activity = e_mail_reader_new_activity (reader);
	cancellable = e_activity_get_cancellable (activity);
	mail_shell_view->priv->opening_folder = g_object_ref (cancellable);

	context = g_slice_new0 (AsyncContext);
	context->activity = activity;
	context->reader = g_object_ref (reader);
	context->shell_view = g_object_ref (shell_view);

	camel_store_get_folder (
		store, folder_name, 0, G_PRIORITY_DEFAULT, cancellable,
		(GAsyncReadyCallback) mail_shell_view_got_folder_cb, context);
}

static gboolean
mail_shell_view_folder_tree_key_press_event_cb (EMailShellView *mail_shell_view,
                                                GdkEventKey *event)
{
	EMailShellContent *mail_shell_content;
	EMailView *mail_view;
	gboolean handled = FALSE;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	if ((event->state & GDK_CONTROL_MASK) != 0)
		goto ctrl;

	/* <keyval> alone */
	switch (event->keyval) {
		case GDK_KEY_period:
		case GDK_KEY_comma:
		case GDK_KEY_bracketleft:
		case GDK_KEY_bracketright:
			goto emit;

		default:
			goto exit;
	}

ctrl:
	/* Ctrl + <keyval> */
	switch (event->keyval) {
		case GDK_KEY_period:
		case GDK_KEY_comma:
			goto emit;

		default:
			goto exit;
	}

	/* All branches jump past this. */
	g_return_val_if_reached (FALSE);

emit:
	/* Forward the key press to the EMailReader interface. */
	g_signal_emit_by_name (mail_view, "key-press-event", event, &handled);

exit:
	return handled;
}

static void
mail_shell_view_folder_tree_selection_done_cb (EMailShellView *mail_shell_view,
                                               GtkWidget *menu)
{
	EMailShellContent *mail_shell_content;
	EMailShellSidebar *mail_shell_sidebar;
	EMFolderTree *folder_tree;
	GtkWidget *message_list;
	EMailReader *reader;
	EMailView *mail_view;
	CamelFolder *folder;
	gchar *list_uri;
	gchar *tree_uri;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	mail_shell_sidebar = mail_shell_view->priv->mail_shell_sidebar;
	folder_tree = e_mail_shell_sidebar_get_folder_tree (mail_shell_sidebar);

	reader = E_MAIL_READER (mail_view);
	message_list = e_mail_reader_get_message_list (reader);

	/* Don't use e_mail_reader_get_folder() here.  The fact that the
	 * method gets the folder from the message list is supposed to be
	 * a hidden implementation detail, and we want to explicitly get
	 * the folder URI from the message list here. */
	folder = MESSAGE_LIST (message_list)->folder;
	if (folder)
		list_uri = e_mail_folder_uri_from_folder (folder);
	else
		list_uri = NULL;
	tree_uri = em_folder_tree_get_selected_uri (folder_tree);

	/* If the folder tree and message list disagree on the current
	 * folder, reset the folder tree to match the message list. */
	if (list_uri && g_strcmp0 (tree_uri, list_uri) != 0)
		em_folder_tree_set_selected (folder_tree, list_uri, FALSE);

	g_free (list_uri);
	g_free (tree_uri);

	/* Disconnect from the "selection-done" signal. */
	g_signal_handlers_disconnect_by_func (
		menu, mail_shell_view_folder_tree_selection_done_cb,
		mail_shell_view);
}

static void
mail_shell_view_folder_tree_popup_event_cb (EShellView *shell_view,
                                            GdkEventButton *event)
{
	GtkWidget *menu;
	const gchar *widget_path;

	widget_path = "/mail-folder-popup";
	menu = e_shell_view_show_popup_menu (shell_view, widget_path, event);

	g_signal_connect_object (
		menu, "selection-done",
		G_CALLBACK (mail_shell_view_folder_tree_selection_done_cb),
		shell_view, G_CONNECT_SWAPPED);
}

static gboolean
mail_shell_view_mail_display_needs_key (EMailDisplay *mail_display,
					gboolean with_input)
{
	gboolean needs_key = FALSE;

	if (gtk_widget_has_focus (GTK_WIDGET (mail_display))) {
		WebKitWebFrame *frame;
		WebKitDOMDocument *dom;
		WebKitDOMElement *element;
		gchar *name = NULL;

		frame = webkit_web_view_get_focused_frame (WEBKIT_WEB_VIEW (mail_display));
		dom = webkit_web_frame_get_dom_document (frame);
		/* intentionally used "static_cast" */
		element = webkit_dom_html_document_get_active_element ((WebKitDOMHTMLDocument *) dom);

		if (element)
			name = webkit_dom_node_get_node_name (WEBKIT_DOM_NODE (element));

		/* if INPUT or TEXTAREA has focus, then any key press should go there */
		if (name && ((with_input && g_ascii_strcasecmp (name, "INPUT") == 0) || g_ascii_strcasecmp (name, "TEXTAREA") == 0)) {
			needs_key = TRUE;
		}

		g_free (name);
	}

	return needs_key;
}

static gboolean
mail_shell_view_key_press_event_cb (EMailShellView *mail_shell_view,
                                    GdkEventKey *event)
{
	EShellView *shell_view;
	EShellWindow *shell_window;
	EShellContent *shell_content;
	EMailView *mail_view;
	EMailReader *reader;
	EMailDisplay *mail_display;
	GtkAction *action;

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_window = e_shell_view_get_shell_window (shell_view);

	if ((event->state & (GDK_CONTROL_MASK | GDK_SHIFT_MASK | GDK_MOD1_MASK)) != 0)
		return FALSE;

	shell_content = e_shell_view_get_shell_content (shell_view);
	mail_view = e_mail_shell_content_get_mail_view (E_MAIL_SHELL_CONTENT (shell_content));
	reader = E_MAIL_READER (mail_view);
	mail_display = e_mail_reader_get_mail_display (reader);

	switch (event->keyval) {
		case GDK_KEY_space:
			action = ACTION (MAIL_SMART_FORWARD);
			break;

		case GDK_KEY_BackSpace:
			action = ACTION (MAIL_SMART_BACKWARD);
			break;

		case GDK_KEY_Home:
		case GDK_KEY_Left:
		case GDK_KEY_Up:
		case GDK_KEY_Right:
		case GDK_KEY_Down:
		case GDK_KEY_Prior:
		case GDK_KEY_Next:
		case GDK_KEY_End:
		case GDK_KEY_Begin:
			if (!mail_shell_view_mail_display_needs_key (mail_display, FALSE) &&
			    webkit_web_view_get_main_frame (WEBKIT_WEB_VIEW (mail_display)) !=
			    webkit_web_view_get_focused_frame (WEBKIT_WEB_VIEW (mail_display))) {
				WebKitDOMDocument *document;
				WebKitDOMDOMWindow *window;

				document = webkit_web_view_get_dom_document (WEBKIT_WEB_VIEW (mail_display));
				window = webkit_dom_document_get_default_view (document);

				/* Workaround WebKit bug for key navigation, when inner IFRAME is focused.
				   EMailView's inner IFRAMEs have disabled scrolling, but WebKit doesn't post
				   key navigation events to parent's frame, thus the view doesn't scroll.
				   This is a poor workaround for this issue, the main frame is focused,
				   which has scrolling enabled.
				*/
				webkit_dom_dom_window_focus (window);
			}

			return FALSE;
		default:
			return FALSE;
	}

	if (mail_shell_view_mail_display_needs_key (mail_display, TRUE))
		return FALSE;

	gtk_action_activate (action);

	return TRUE;
}

static gboolean
mail_shell_view_message_list_key_press_cb (EMailShellView *mail_shell_view,
                                           gint row,
                                           ETreePath path,
                                           gint col,
                                           GdkEvent *event)
{
	return mail_shell_view_key_press_event_cb (
		mail_shell_view, &event->key);
}

static gboolean
mail_shell_view_message_list_popup_menu_cb (EShellView *shell_view)
{
	const gchar *widget_path;

	widget_path = "/mail-message-popup";
	e_shell_view_show_popup_menu (shell_view, widget_path, NULL);

	return TRUE;
}

static gboolean
mail_shell_view_message_list_right_click_cb (EShellView *shell_view,
                                             gint row,
                                             ETreePath path,
                                             gint col,
                                             GdkEventButton *event)
{
	const gchar *widget_path;

	widget_path = "/mail-message-popup";
	e_shell_view_show_popup_menu (shell_view, widget_path, event);

	return TRUE;
}

static gboolean
mail_shell_view_popup_event_cb (EMailShellView *mail_shell_view,
                                const gchar *uri)
{
	EMailShellContent *mail_shell_content;
	EMailDisplay *display;
	EShellView *shell_view;
	EMailReader *reader;
	EMailView *mail_view;
	GtkMenu *menu;

	if (uri != NULL)
		return FALSE;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	reader = E_MAIL_READER (mail_view);
	display = e_mail_reader_get_mail_display (reader);

	if (e_web_view_get_cursor_image (E_WEB_VIEW (display)) != NULL)
		return FALSE;

	menu = e_mail_reader_get_popup_menu (reader);
	shell_view = E_SHELL_VIEW (mail_shell_view);
	e_shell_view_update_actions (shell_view);

	gtk_menu_popup (
		menu, NULL, NULL, NULL, NULL,
		0, gtk_get_current_event_time ());

	return TRUE;
}

static void
mail_shell_view_reader_changed_cb (EMailShellView *mail_shell_view,
                                   EMailReader *reader)
{
	GtkWidget *message_list;
	EMailDisplay *display;
	EShellView *shell_view;
	EShellTaskbar *shell_taskbar;

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_taskbar = e_shell_view_get_shell_taskbar (shell_view);

	display = e_mail_reader_get_mail_display (reader);
	message_list = e_mail_reader_get_message_list (reader);

	e_shell_view_update_actions (E_SHELL_VIEW (mail_shell_view));
	e_mail_shell_view_update_sidebar (mail_shell_view);

	/* Connect if its not connected already */
	if (g_signal_handler_find (
		message_list, G_SIGNAL_MATCH_FUNC, 0, 0, NULL,
		mail_shell_view_message_list_key_press_cb, NULL))
		return;

	g_signal_connect_object (
		message_list, "key-press",
		G_CALLBACK (mail_shell_view_message_list_key_press_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		message_list, "popup-menu",
		G_CALLBACK (mail_shell_view_message_list_popup_menu_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		message_list, "right-click",
		G_CALLBACK (mail_shell_view_message_list_right_click_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "key-press-event",
		G_CALLBACK (mail_shell_view_key_press_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "popup-event",
		G_CALLBACK (mail_shell_view_popup_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "status-message",
		G_CALLBACK (e_shell_taskbar_set_message),
		shell_taskbar, G_CONNECT_SWAPPED);
}

static void
mail_shell_view_reader_update_actions_cb (EMailReader *reader,
                                          guint32 state,
                                          EMailShellView *mail_shell_view)
{
	EMailShellContent *mail_shell_content;

	g_return_if_fail (mail_shell_view != NULL);
	g_return_if_fail (mail_shell_view->priv != NULL);

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	e_mail_reader_update_actions (E_MAIL_READER (mail_shell_content), state);
}

static void
mail_shell_view_prepare_for_quit_done_cb (CamelFolder *folder,
                                          gpointer user_data)
{
	g_object_unref (E_ACTIVITY (user_data));
}

static void
mail_shell_view_prepare_for_quit_cb (EMailShellView *mail_shell_view,
                                     EActivity *activity)
{
	EMailShellContent *mail_shell_content;
	CamelFolder *folder;
	EMailReader *reader;
	EMailView *mail_view;
	GtkWidget *message_list;

	/* If we got here, it means the application is shutting down
	 * and this is the last EMailShellView instance.  Synchronize
	 * the currently selected folder before we terminate. */

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	reader = E_MAIL_READER (mail_view);
	folder = e_mail_reader_get_folder (reader);
	message_list = e_mail_reader_get_message_list (reader);

	message_list_save_state (MESSAGE_LIST (message_list));

	if (folder == NULL)
		return;

	mail_sync_folder (
		folder,
		mail_shell_view_prepare_for_quit_done_cb,
		g_object_ref (activity));
}

static void
mail_shell_view_load_view_collection (EShellViewClass *shell_view_class)
{
	GalViewCollection *collection;
	GalViewFactory *factory;
	ETableSpecification *spec;
	const gchar *base_dir;
	gchar *filename;

	collection = shell_view_class->view_collection;

	base_dir = EVOLUTION_ETSPECDIR;
	spec = e_table_specification_new ();
	filename = g_build_filename (base_dir, ETSPEC_FILENAME, NULL);
	if (!e_table_specification_load_from_file (spec, filename))
		g_critical (
			"Unable to load ETable specification file "
			"for mail");
	g_free (filename);

	factory = gal_view_factory_etable_new (spec);
	gal_view_collection_add_factory (collection, factory);
	g_object_unref (factory);
	g_object_unref (spec);

	gal_view_collection_load (collection);
}

static void
mail_shell_view_notify_view_id_cb (EMailShellView *mail_shell_view)
{
	EMailShellContent *mail_shell_content;
	GalViewInstance *view_instance;
	EMailView *mail_view;
	const gchar *view_id;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	view_instance = e_mail_view_get_view_instance (mail_view);
	view_id = e_shell_view_get_view_id (E_SHELL_VIEW (mail_shell_view));

	/* A NULL view ID implies we're in a custom view.  But you can
	 * only get to a custom view via the "Define Views" dialog, which
	 * would have already modified the view instance appropriately.
	 * Furthermore, there's no way to refer to a custom view by ID
	 * anyway, since custom views have no IDs. */
	if (view_id == NULL)
		return;

	gal_view_instance_set_current_view_id (view_instance, view_id);
}

static void
mail_shell_view_search_filter_changed_cb (EMailShellView *mail_shell_view)
{
	EMailShellContent *mail_shell_content;
	EMailView *mail_view;

	g_return_if_fail (mail_shell_view != NULL);
	g_return_if_fail (mail_shell_view->priv != NULL);

	if (e_shell_view_is_execute_search_blocked (E_SHELL_VIEW (mail_shell_view)))
		return;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	e_mail_reader_avoid_next_mark_as_seen (E_MAIL_READER (mail_view));
}

void
e_mail_shell_view_private_init (EMailShellView *mail_shell_view,
                                EShellViewClass *shell_view_class)
{
	if (!gal_view_collection_loaded (shell_view_class->view_collection))
		mail_shell_view_load_view_collection (shell_view_class);

	g_signal_connect (
		mail_shell_view, "notify::view-id",
		G_CALLBACK (mail_shell_view_notify_view_id_cb), NULL);
}

void
e_mail_shell_view_private_constructed (EMailShellView *mail_shell_view)
{
	EMailShellViewPrivate *priv = mail_shell_view->priv;
	EMailShellContent *mail_shell_content;
	EMailShellSidebar *mail_shell_sidebar;
	EShell *shell;
	EShellView *shell_view;
	EShellBackend *shell_backend;
	EShellContent *shell_content;
	EShellSidebar *shell_sidebar;
	EShellTaskbar *shell_taskbar;
	EShellWindow *shell_window;
	EShellSearchbar *searchbar;
	EMFolderTree *folder_tree;
	EActionComboBox *combo_box;
	ERuleContext *context;
	EFilterRule *rule = NULL;
	GtkTreeSelection *selection;
	GtkUIManager *ui_manager;
	GtkWidget *message_list;
	EMailLabelListStore *label_store;
	EMailBackend *backend;
	EMailSession *session;
	EMailReader *reader;
	EMailView *mail_view;
	EMailDisplay *display;
	const gchar *source;
	guint merge_id;
	gint ii = 0;

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_backend = e_shell_view_get_shell_backend (shell_view);
	shell_content = e_shell_view_get_shell_content (shell_view);
	shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);
	shell_taskbar = e_shell_view_get_shell_taskbar (shell_view);
	shell_window = e_shell_view_get_shell_window (shell_view);

	ui_manager = e_shell_window_get_ui_manager (shell_window);

	shell = e_shell_window_get_shell (shell_window);

	backend = E_MAIL_BACKEND (shell_backend);
	session = e_mail_backend_get_session (backend);
	label_store = e_mail_ui_session_get_label_store (
		E_MAIL_UI_SESSION (session));

	e_shell_window_add_action_group (shell_window, "mail");
	e_shell_window_add_action_group (shell_window, "mail-filter");
	e_shell_window_add_action_group (shell_window, "mail-label");
	e_shell_window_add_action_group (shell_window, "search-folders");

	merge_id = gtk_ui_manager_new_merge_id (ui_manager);
	priv->label_merge_id = merge_id;

	/* Cache these to avoid lots of awkward casting. */
	priv->mail_shell_backend = g_object_ref (shell_backend);
	priv->mail_shell_content = g_object_ref (shell_content);
	priv->mail_shell_sidebar = g_object_ref (shell_sidebar);

	mail_shell_sidebar = E_MAIL_SHELL_SIDEBAR (shell_sidebar);
	folder_tree = e_mail_shell_sidebar_get_folder_tree (mail_shell_sidebar);
	selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (folder_tree));

	mail_shell_content = E_MAIL_SHELL_CONTENT (shell_content);
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);
	searchbar = e_mail_shell_content_get_searchbar (mail_shell_content);
	combo_box = e_shell_searchbar_get_scope_combo_box (searchbar);

	reader = E_MAIL_READER (shell_content);
	display = e_mail_reader_get_mail_display (reader);
	message_list = e_mail_reader_get_message_list (reader);

	em_folder_tree_set_selectable_widget (folder_tree, message_list);

	/* The folder tree and scope combo box are both insensitive
	 * when searching beyond the currently selected folder. */
	g_object_bind_property (
		folder_tree, "sensitive",
		combo_box, "sensitive",
		G_BINDING_BIDIRECTIONAL |
		G_BINDING_SYNC_CREATE);

	combo_box = e_shell_searchbar_get_filter_combo_box (searchbar);
	g_signal_connect_object (
		combo_box, "changed",
		G_CALLBACK (mail_shell_view_search_filter_changed_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		folder_tree, "folder-selected",
		G_CALLBACK (mail_shell_view_folder_tree_selected_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		folder_tree, "key-press-event",
		G_CALLBACK (mail_shell_view_folder_tree_key_press_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		folder_tree, "popup-event",
		G_CALLBACK (mail_shell_view_folder_tree_popup_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		message_list, "key-press",
		G_CALLBACK (mail_shell_view_message_list_key_press_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		message_list, "popup-menu",
		G_CALLBACK (mail_shell_view_message_list_popup_menu_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		message_list, "right-click",
		G_CALLBACK (mail_shell_view_message_list_right_click_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		reader, "changed",
		G_CALLBACK (mail_shell_view_reader_changed_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		mail_view, "update-actions",
		G_CALLBACK (mail_shell_view_reader_update_actions_cb),
		mail_shell_view, 0);

	g_signal_connect_object (
		reader, "folder-loaded",
		G_CALLBACK (e_mail_view_update_view_instance),
		mail_view, G_CONNECT_SWAPPED);

	/* Use the same callback as "changed". */
	g_signal_connect_object (
		reader, "folder-loaded",
		G_CALLBACK (mail_shell_view_reader_changed_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		reader, "folder-loaded",
		G_CALLBACK (e_mail_shell_view_restore_state),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		label_store, "row-changed",
		G_CALLBACK (e_mail_shell_view_update_search_filter),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		label_store, "row-deleted",
		G_CALLBACK (e_mail_shell_view_update_search_filter),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		label_store, "row-inserted",
		G_CALLBACK (e_mail_shell_view_update_search_filter),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "key-press-event",
		G_CALLBACK (mail_shell_view_key_press_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "popup-event",
		G_CALLBACK (mail_shell_view_popup_event_cb),
		mail_shell_view, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		display, "status-message",
		G_CALLBACK (e_shell_taskbar_set_message),
		shell_taskbar, G_CONNECT_SWAPPED);

	g_signal_connect_object (
		mail_shell_view, "toggled",
		G_CALLBACK (e_mail_shell_view_update_send_receive_menus),
		mail_shell_view, G_CONNECT_AFTER | G_CONNECT_SWAPPED);

	/* Need to keep the handler ID so we can disconnect it in
	 * dispose().  The shell outlives us and we don't want it
	 * invoking callbacks on finalized shell views. */
	priv->prepare_for_quit_handler_id =
		g_signal_connect_object (
			shell, "prepare-for-quit",
			G_CALLBACK (mail_shell_view_prepare_for_quit_cb),
			mail_shell_view, G_CONNECT_SWAPPED);

	e_mail_reader_init (reader, TRUE, FALSE);
	e_mail_shell_view_actions_init (mail_shell_view);
	e_mail_shell_view_update_search_filter (mail_shell_view);

	/* This binding must come after e_mail_reader_init(). */
	g_object_bind_property (
		shell_content, "group-by-threads",
		mail_view, "group-by-threads",
		G_BINDING_BIDIRECTIONAL |
		G_BINDING_SYNC_CREATE);

	/* Populate built-in rules for search entry popup menu.
	 * Keep the assertions, please.  If the conditions aren't
	 * met we're going to crash anyway, just more mysteriously. */
	context = E_SHELL_VIEW_GET_CLASS (shell_view)->search_context;
	source = E_FILTER_SOURCE_DEMAND;
	while ((rule = e_rule_context_next_rule (context, rule, source))) {
		if (!rule->system)
			continue;
		g_assert (ii < MAIL_NUM_SEARCH_RULES);
		priv->search_rules[ii++] = g_object_ref (rule);
	}
	g_assert (ii == MAIL_NUM_SEARCH_RULES);

	/* Now that we're all set up, simulate selecting a folder. */
	g_signal_emit_by_name (selection, "changed");
}

void
e_mail_shell_view_private_dispose (EMailShellView *mail_shell_view)
{
	EMailShellViewPrivate *priv = mail_shell_view->priv;
	gint ii;

	/* XXX It's a little awkward to have to dig up the
	 *     shell this late in the game.  Should we just
	 *     keep a direct reference to it?  Not sure. */
	if (priv->prepare_for_quit_handler_id > 0) {
		EShellBackend *shell_backend;
		EShell *shell;

		shell_backend = E_SHELL_BACKEND (priv->mail_shell_backend);
		shell = e_shell_backend_get_shell (shell_backend);

		g_signal_handler_disconnect (
			shell, priv->prepare_for_quit_handler_id);
		priv->prepare_for_quit_handler_id = 0;
	}

	DISPOSE (priv->mail_shell_backend);
	DISPOSE (priv->mail_shell_content);
	DISPOSE (priv->mail_shell_sidebar);

	for (ii = 0; ii < MAIL_NUM_SEARCH_RULES; ii++)
		DISPOSE (priv->search_rules[ii]);

	if (priv->opening_folder != NULL) {
		g_cancellable_cancel (priv->opening_folder);
		g_object_unref (priv->opening_folder);
		priv->opening_folder = NULL;
	}

	if (priv->search_account_all != NULL) {
		g_object_unref (priv->search_account_all);
		priv->search_account_all = NULL;
	}

	if (priv->search_account_current != NULL) {
		g_object_unref (priv->search_account_current);
		priv->search_account_current = NULL;
	}

	if (priv->search_account_cancel != NULL) {
		g_object_unref (priv->search_account_cancel);
		priv->search_account_cancel = NULL;
	}
}

void
e_mail_shell_view_private_finalize (EMailShellView *mail_shell_view)
{
	/* XXX Nothing to do? */
}

void
e_mail_shell_view_restore_state (EMailShellView *mail_shell_view)
{
	EMailShellContent *mail_shell_content;
	EShellSearchbar *searchbar;
	EMailReader *reader;
	EMailView *mail_view;
	CamelFolder *folder;
	CamelVeeFolder *vee_folder;
	const gchar *old_state_group;
	gchar *folder_uri;
	gchar *new_state_group;

	/* XXX Move this to EMailShellContent. */

	g_return_if_fail (E_IS_MAIL_SHELL_VIEW (mail_shell_view));

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);
	searchbar = e_mail_shell_content_get_searchbar (mail_shell_content);

	reader = E_MAIL_READER (mail_view);
	folder = e_mail_reader_get_folder (reader);

	if (folder == NULL) {
		if (e_shell_searchbar_get_state_group (searchbar)) {
			e_shell_searchbar_set_state_group (searchbar, NULL);
			e_shell_searchbar_load_state (searchbar);
		}
		return;
	}

	/* Do not restore state if we're running a "Current Account"
	 * or "All Accounts" search, since we don't want the search
	 * criteria to be destroyed in those cases. */

	vee_folder = mail_shell_view->priv->search_account_all;
	if (vee_folder != NULL && folder == CAMEL_FOLDER (vee_folder))
		return;

	vee_folder = mail_shell_view->priv->search_account_current;
	if (vee_folder != NULL && folder == CAMEL_FOLDER (vee_folder))
		return;

	folder_uri = e_mail_folder_uri_from_folder (folder);
	new_state_group = g_strdup_printf ("Folder %s", folder_uri);
	old_state_group = e_shell_searchbar_get_state_group (searchbar);
	g_free (folder_uri);

	/* Avoid loading search state unnecessarily. */
	if (g_strcmp0 (new_state_group, old_state_group) != 0) {
		e_shell_searchbar_set_state_group (searchbar, new_state_group);
		e_shell_searchbar_load_state (searchbar);
	}

	g_free (new_state_group);
}

void
e_mail_shell_view_update_sidebar (EMailShellView *mail_shell_view)
{
	EMailShellContent *mail_shell_content;
	EShellBackend *shell_backend;
	EShellSidebar *shell_sidebar;
	EShellView *shell_view;
	EShell *shell;
	EMailReader *reader;
	EMailView *mail_view;
	ESourceRegistry *registry;
	CamelStore *parent_store;
	CamelFolder *folder;
	GPtrArray *uids;
	GString *buffer;
	gboolean store_is_local;
	const gchar *display_name;
	const gchar *folder_name;
	const gchar *uid;
	gchar *title;
	guint32 num_deleted;
	guint32 num_junked;
	guint32 num_junked_not_deleted;
	guint32 num_unread;
	guint32 num_visible;

	g_return_if_fail (E_IS_MAIL_SHELL_VIEW (mail_shell_view));

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	mail_view = e_mail_shell_content_get_mail_view (mail_shell_content);

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_backend = e_shell_view_get_shell_backend (shell_view);
	shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);

	shell = e_shell_backend_get_shell (shell_backend);
	registry = e_shell_get_registry (shell);

	reader = E_MAIL_READER (mail_view);
	folder = e_mail_reader_get_folder (reader);

	/* If no folder is selected, reset the sidebar banners
	 * to their default values and stop. */
	if (folder == NULL) {
		GtkAction *action;
		gchar *label;

		action = e_shell_view_get_action (shell_view);

		g_object_get (action, "label", &label, NULL);
		e_shell_sidebar_set_secondary_text (shell_sidebar, NULL);
		e_shell_view_set_title (shell_view, label);
		g_free (label);

		return;
	}

	folder_name = camel_folder_get_display_name (folder);
	parent_store = camel_folder_get_parent_store (folder);

	num_deleted = camel_folder_summary_get_deleted_count (folder->summary);
	num_junked = camel_folder_summary_get_junk_count (folder->summary);
	num_junked_not_deleted =
		camel_folder_summary_get_junk_not_deleted_count (folder->summary);
	num_unread = camel_folder_summary_get_unread_count (folder->summary);
	num_visible = camel_folder_summary_get_visible_count (folder->summary);

	buffer = g_string_sized_new (256);
	uids = e_mail_reader_get_selected_uids (reader);

	if (uids->len > 1)
		g_string_append_printf (
			buffer, ngettext ("%d selected, ", "%d selected, ",
			uids->len), uids->len);

	if (CAMEL_IS_VTRASH_FOLDER (folder)) {
		CamelVTrashFolder *trash_folder;

		trash_folder = (CamelVTrashFolder *) folder;

		/* "Trash" folder */
		if (trash_folder->type == CAMEL_VTRASH_FOLDER_TRASH)
			g_string_append_printf (
				buffer, ngettext ("%d deleted",
				"%d deleted", num_deleted), num_deleted);

		/* "Junk" folder (hide deleted messages) */
		else if (e_mail_reader_get_hide_deleted (reader))
			g_string_append_printf (
				buffer, ngettext ("%d junk",
				"%d junk", num_junked_not_deleted),
				num_junked_not_deleted);

		/* "Junk" folder (show deleted messages) */
		else
			g_string_append_printf (
				buffer, ngettext ("%d junk", "%d junk",
				num_junked), num_junked);

	/* "Drafts" folder */
	} else if (em_utils_folder_is_drafts (registry, folder)) {
		g_string_append_printf (
			buffer, ngettext ("%d draft", "%d drafts",
			num_visible), num_visible);

	/* "Outbox" folder */
	} else if (em_utils_folder_is_outbox (registry, folder)) {
		g_string_append_printf (
			buffer, ngettext ("%d unsent", "%d unsent",
			num_visible), num_visible);

	/* "Sent" folder */
	} else if (em_utils_folder_is_sent (registry, folder)) {
		g_string_append_printf (
			buffer, ngettext ("%d sent", "%d sent",
			num_visible), num_visible);

	/* Normal folder */
	} else {
		if (!e_mail_reader_get_hide_deleted (reader))
			num_visible +=
				num_deleted - num_junked +
				num_junked_not_deleted;

		if (num_unread > 0 && uids->len <= 1)
			g_string_append_printf (
				buffer, ngettext ("%d unread, ",
				"%d unread, ", num_unread), num_unread);
		g_string_append_printf (
			buffer, ngettext ("%d total", "%d total",
			num_visible), num_visible);
	}

	em_utils_uids_free (uids);

	uid = camel_service_get_uid (CAMEL_SERVICE (parent_store));
	store_is_local = (g_strcmp0 (uid, E_MAIL_SESSION_LOCAL_UID) == 0);

	/* Choose a suitable folder name for displaying. */
	display_name = folder_name;
	if (store_is_local) {
		if (strcmp (folder_name, "Drafts") == 0)
			display_name = _("Drafts");
		else if (strcmp (folder_name, "Inbox") == 0)
			display_name = _("Inbox");
		else if (strcmp (folder_name, "Outbox") == 0)
			display_name = _("Outbox");
		else if (strcmp (folder_name, "Sent") == 0)
			display_name = _("Sent");
		else if (strcmp (folder_name, "Templates") == 0)
			display_name = _("Templates");
		else if (strcmp (folder_name, "Trash") == 0)
			display_name = _("Trash");
	}
	if (strcmp (folder_name, "INBOX") == 0)
		display_name = _("Inbox");

	title = g_strdup_printf ("%s (%s)", display_name, buffer->str);
	e_shell_sidebar_set_secondary_text (shell_sidebar, buffer->str);
	e_shell_view_set_title (shell_view, title);
	g_free (title);

	g_string_free (buffer, TRUE);
}

typedef struct {
	GtkMenuShell *menu;
	CamelSession *session;
	EMailAccountStore *account_store;

	/* GtkMenuItem -> CamelService */
	GHashTable *menu_items;

	/* Signal handlers */
	gulong service_added_id;
	gulong service_removed_id;
	gulong service_enabled_id;
	gulong service_disabled_id;
} SendReceiveData;

static gboolean
send_receive_can_use_service (EMailAccountStore *account_store,
                              CamelService *service,
                              GtkTreeIter *piter)
{
	GtkTreeModel *model;
	GtkTreeIter iter;
	gboolean found = FALSE, enabled = FALSE, builtin = TRUE;

	if (!CAMEL_IS_STORE (service))
		return FALSE;

	model = GTK_TREE_MODEL (account_store);

	if (piter) {
		found = TRUE;
		iter = *piter;
	} else if (gtk_tree_model_get_iter_first (model, &iter)) {
		CamelService *adept;

		do {
			adept = NULL;

			gtk_tree_model_get (
				model, &iter,
				E_MAIL_ACCOUNT_STORE_COLUMN_SERVICE, &adept,
				-1);

			if (service == adept) {
				found = TRUE;
				g_object_unref (adept);
				break;
			}

			if (adept)
				g_object_unref (adept);
		} while (gtk_tree_model_iter_next (model, &iter));
	}

	if (!found)
		return FALSE;

	gtk_tree_model_get (
		model, &iter,
		E_MAIL_ACCOUNT_STORE_COLUMN_ENABLED, &enabled,
		E_MAIL_ACCOUNT_STORE_COLUMN_BUILTIN, &builtin,
		-1);

	return enabled && !builtin;
}

static GtkMenuItem *
send_receive_find_menu_item (SendReceiveData *data,
                             gpointer service)
{
	GHashTableIter iter;
	gpointer menu_item;
	gpointer candidate;

	g_hash_table_iter_init (&iter, data->menu_items);

	while (g_hash_table_iter_next (&iter, &menu_item, &candidate))
		if (service == candidate)
			return GTK_MENU_ITEM (menu_item);

	return NULL;
}

static void
send_receive_account_item_activate_cb (GtkMenuItem *menu_item,
                                       SendReceiveData *data)
{
	CamelService *service;

	service = g_hash_table_lookup (data->menu_items, menu_item);
	g_return_if_fail (CAMEL_IS_SERVICE (service));

	mail_receive_service (service);
}

static void
send_receive_add_to_menu (SendReceiveData *data,
                          CamelService *service,
                          gint position)
{
	GtkWidget *menu_item;

	if (send_receive_find_menu_item (data, service) != NULL)
		return;

	menu_item = gtk_menu_item_new ();
	gtk_widget_show (menu_item);

	g_object_bind_property (
		service, "display-name",
		menu_item, "label",
		G_BINDING_SYNC_CREATE);

	g_hash_table_insert (
		data->menu_items, menu_item,
		g_object_ref (service));

	g_signal_connect (
		menu_item, "activate",
		G_CALLBACK (send_receive_account_item_activate_cb), data);

	/* Position is with respect to the sorted list of CamelService-s,
	 * not menu item position. */
	if (position < 0)
		gtk_menu_shell_append (data->menu, menu_item);
	else
		gtk_menu_shell_insert (data->menu, menu_item, position + 4);
}

static void
send_receive_gather_services (gpointer menu_item,
                              gpointer service,
                              gpointer queue)
{
	g_queue_push_head (queue, service);
}

static gint
sort_services_cb (gconstpointer service1,
                  gconstpointer service2,
                  gpointer account_store)
{
	return e_mail_account_store_compare_services (account_store, CAMEL_SERVICE (service1), CAMEL_SERVICE (service2));
}

static void
send_receive_menu_service_added_cb (EMailAccountStore *account_store,
                                    CamelService *service,
                                    SendReceiveData *data)
{
	GQueue *services;

	if (!send_receive_can_use_service (account_store, service, NULL))
		return;

	services = g_queue_new ();

	g_queue_push_head (services, service);
	g_hash_table_foreach (data->menu_items, send_receive_gather_services, services);
	g_queue_sort (services, sort_services_cb, account_store);

	send_receive_add_to_menu (data, service, g_queue_index (services, service));

	g_queue_free (services);
}

static void
send_receive_menu_service_removed_cb (EMailAccountStore *account_store,
                                      CamelService *service,
                                      SendReceiveData *data)
{
	GtkMenuItem *menu_item;

	menu_item = send_receive_find_menu_item (data, service);
	if (menu_item == NULL)
		return;

	g_hash_table_remove (data->menu_items, menu_item);

	gtk_container_remove (
		GTK_CONTAINER (data->menu),
		GTK_WIDGET (menu_item));
}

static void
send_receive_data_free (SendReceiveData *data)
{
	g_signal_handler_disconnect (data->account_store, data->service_added_id);
	g_signal_handler_disconnect (data->account_store, data->service_removed_id);
	g_signal_handler_disconnect (data->account_store, data->service_enabled_id);
	g_signal_handler_disconnect (data->account_store, data->service_disabled_id);

	g_object_unref (data->session);
	g_object_unref (data->account_store);

	g_hash_table_destroy (data->menu_items);

	g_slice_free (SendReceiveData, data);
}

static SendReceiveData *
send_receive_data_new (EMailShellView *mail_shell_view,
                       GtkWidget *menu)
{
	SendReceiveData *data;
	EShellView *shell_view;
	EShellBackend *shell_backend;
	EMailAccountStore *account_store;
	EMailBackend *backend;
	EMailSession *session;

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_backend = e_shell_view_get_shell_backend (shell_view);

	backend = E_MAIL_BACKEND (shell_backend);
	session = e_mail_backend_get_session (backend);
	account_store = e_mail_ui_session_get_account_store (
		E_MAIL_UI_SESSION (session));

	data = g_slice_new0 (SendReceiveData);
	data->menu = GTK_MENU_SHELL (menu);  /* do not reference */
	data->session = g_object_ref (session);
	data->account_store = g_object_ref (account_store);

	data->menu_items = g_hash_table_new_full (
		(GHashFunc) g_direct_hash,
		(GEqualFunc) g_direct_equal,
		(GDestroyNotify) NULL,
		(GDestroyNotify) g_object_unref);

	data->service_added_id = g_signal_connect (
		account_store, "service-added",
		G_CALLBACK (send_receive_menu_service_added_cb), data);
	data->service_removed_id = g_signal_connect (
		account_store, "service-removed",
		G_CALLBACK (send_receive_menu_service_removed_cb), data);
	data->service_enabled_id = g_signal_connect (
		account_store, "service-enabled",
		G_CALLBACK (send_receive_menu_service_added_cb), data);
	data->service_disabled_id = g_signal_connect (
		account_store, "service-disabled",
		G_CALLBACK (send_receive_menu_service_removed_cb), data);

	g_object_weak_ref (
		G_OBJECT (menu), (GWeakNotify)
		send_receive_data_free, data);

	return data;
}

static GtkWidget *
create_send_receive_submenu (EMailShellView *mail_shell_view)
{
	EShellView *shell_view;
	EShellWindow *shell_window;
	EShellBackend *shell_backend;
	EMailAccountStore *account_store;
	EMailBackend *backend;
	EMailSession *session;
	GtkWidget *menu;
	GtkAccelGroup *accel_group;
	GtkUIManager *ui_manager;
	GtkAction *action;
	GtkTreeModel *model;
	GtkTreeIter iter;
	SendReceiveData *data;

	g_return_val_if_fail (mail_shell_view != NULL, NULL);

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_window = e_shell_view_get_shell_window (shell_view);
	shell_backend = e_shell_view_get_shell_backend (shell_view);

	backend = E_MAIL_BACKEND (shell_backend);
	session = e_mail_backend_get_session (backend);
	account_store = e_mail_ui_session_get_account_store (E_MAIL_UI_SESSION (session));

	menu = gtk_menu_new ();
	ui_manager = e_shell_window_get_ui_manager (shell_window);
	accel_group = gtk_ui_manager_get_accel_group (ui_manager);

	action = e_shell_window_get_action (shell_window, "mail-send-receive");
	gtk_action_set_accel_group (action, accel_group);
	gtk_menu_shell_append (
		GTK_MENU_SHELL (menu),
		gtk_action_create_menu_item (action));

	action = e_shell_window_get_action (
		shell_window, "mail-send-receive-receive-all");
	gtk_action_set_accel_group (action, accel_group);
	gtk_menu_shell_append (
		GTK_MENU_SHELL (menu),
		gtk_action_create_menu_item (action));

	action = e_shell_window_get_action (
		shell_window, "mail-send-receive-send-all");
	gtk_action_set_accel_group (action, accel_group);
	gtk_menu_shell_append (
		GTK_MENU_SHELL (menu),
		gtk_action_create_menu_item (action));

	gtk_menu_shell_append (
		GTK_MENU_SHELL (menu),
		gtk_separator_menu_item_new ());

	data = send_receive_data_new (mail_shell_view, menu);

	model = GTK_TREE_MODEL (account_store);
	if (gtk_tree_model_get_iter_first (model, &iter)) {
		CamelService *service;

		do {
			service = NULL;

			gtk_tree_model_get (
				model, &iter,
				E_MAIL_ACCOUNT_STORE_COLUMN_SERVICE, &service,
				-1);

			if (send_receive_can_use_service (account_store, service, &iter))
				send_receive_add_to_menu (data, service, -1);

			if (service)
				g_object_unref (service);
		} while (gtk_tree_model_iter_next (model, &iter));
	}

	gtk_widget_show_all (menu);

	return menu;
}

void
e_mail_shell_view_update_send_receive_menus (EMailShellView *mail_shell_view)
{
	EMailShellViewPrivate *priv;
	EShellWindow *shell_window;
	EShellView *shell_view;
	GtkWidget *widget;
	const gchar *widget_path;

	g_return_if_fail (E_IS_MAIL_SHELL_VIEW (mail_shell_view));

	priv = E_MAIL_SHELL_VIEW_GET_PRIVATE (mail_shell_view);

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_window = e_shell_view_get_shell_window (shell_view);

	if (!e_shell_view_is_active (shell_view)) {
		if (priv->send_receive_tool_item) {
			GtkWidget *toolbar;

			toolbar = e_shell_window_get_managed_widget (
				shell_window, "/main-toolbar");
			g_return_if_fail (toolbar != NULL);

			gtk_container_remove (
				GTK_CONTAINER (toolbar),
				GTK_WIDGET (priv->send_receive_tool_item));
			gtk_container_remove (
				GTK_CONTAINER (toolbar),
				GTK_WIDGET (priv->send_receive_tool_separator));

			priv->send_receive_tool_item = NULL;
			priv->send_receive_tool_separator = NULL;
		}

		return;
	}

	widget_path =
		"/main-menu/file-menu"
		"/mail-send-receiver/mail-send-receive-submenu";
	widget = e_shell_window_get_managed_widget (shell_window, widget_path);
	if (widget != NULL)
		gtk_menu_item_set_submenu (
			GTK_MENU_ITEM (widget),
			create_send_receive_submenu (mail_shell_view));

	if (!priv->send_receive_tool_item) {
		GtkWidget *toolbar;
		GtkToolItem *tool_item;
		gint index;

		toolbar = e_shell_window_get_managed_widget (
			shell_window, "/main-toolbar");
		g_return_if_fail (toolbar != NULL);

		widget_path =
			"/main-toolbar/toolbar-actions/mail-send-receiver";
		widget = e_shell_window_get_managed_widget (
			shell_window, widget_path);
		g_return_if_fail (widget != NULL);

		index = gtk_toolbar_get_item_index (
			GTK_TOOLBAR (toolbar), GTK_TOOL_ITEM (widget));

		tool_item = gtk_separator_tool_item_new ();
		gtk_toolbar_insert (GTK_TOOLBAR (toolbar), tool_item, index);
		gtk_widget_show (GTK_WIDGET (tool_item));
		priv->send_receive_tool_separator = tool_item;

		tool_item = GTK_TOOL_ITEM (
			e_menu_tool_button_new (_("Send / Receive")));
		gtk_tool_item_set_is_important (tool_item, TRUE);
		gtk_toolbar_insert (GTK_TOOLBAR (toolbar), tool_item, index);
		gtk_widget_show (GTK_WIDGET (tool_item));
		priv->send_receive_tool_item = tool_item;

		g_object_bind_property (
			ACTION (MAIL_SEND_RECEIVE), "sensitive",
			tool_item, "sensitive",
			G_BINDING_SYNC_CREATE);
	}

	if (priv->send_receive_tool_item)
		gtk_menu_tool_button_set_menu (
			GTK_MENU_TOOL_BUTTON (priv->send_receive_tool_item),
			create_send_receive_submenu (mail_shell_view));
}