/*
 * 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)
 *
 */

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

#include <widgets/menus/gal-view-factory-etable.h>

static void
mail_shell_view_folder_tree_selected_cb (EMailShellView *mail_shell_view,
                                         const gchar *full_name,
                                         const gchar *uri,
                                         guint32 flags,
                                         EMFolderTree *folder_tree)
{
	EMailShellContent *mail_shell_content;
	EMFolderView *folder_view;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	folder_view = e_mail_shell_content_get_folder_view (mail_shell_content);

	if ((flags & CAMEL_FOLDER_NOSELECT) || full_name == NULL)
		em_folder_view_set_folder (folder_view, NULL, NULL);
	else {
		EMFolderTreeModel *model;

		model = em_folder_tree_get_model (folder_tree);
		em_folder_tree_model_set_selected (model, uri);
		em_folder_tree_model_save_state (model);

		em_folder_view_set_folder_uri (folder_view, uri);
	}
}

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

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

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;
	const gchar *view_id;

	mail_shell_content = mail_shell_view->priv->mail_shell_content;
	view_instance = NULL;  /* FIXME */
	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);
}

void
e_mail_shell_view_private_init (EMailShellView *mail_shell_view,
                                EShellViewClass *shell_view_class)
{
	EMailShellViewPrivate *priv = mail_shell_view->priv;

	priv->mail_actions = gtk_action_group_new ("mail");
	priv->filter_actions = gtk_action_group_new ("mail-filter");

	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;
	EMailShellSidebar *mail_shell_sidebar;
	EShellView *shell_view;
	EShellContent *shell_content;
	EShellSidebar *shell_sidebar;
	EMFolderTree *folder_tree;

	shell_view = E_SHELL_VIEW (mail_shell_view);
	shell_content = e_shell_view_get_shell_content (shell_view);
	shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);

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

	mail_shell_sidebar = E_MAIL_SHELL_SIDEBAR (shell_sidebar);
	folder_tree = e_mail_shell_sidebar_get_folder_tree (mail_shell_sidebar);

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

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

	e_mail_shell_view_actions_init (mail_shell_view);
}

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

	DISPOSE (priv->mail_actions);
	DISPOSE (priv->filter_actions);

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

void
e_mail_shell_view_private_finalize (EMailShellView *mail_shell_view)
{
}