/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* e-shell-window-commands.c
 *
 * Copyright (C) 2003  Ettore Perazzoli
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Author: Ettore Perazzoli <ettore@ximian.com>
 */

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

#include "e-shell-window-commands.h"

#include "e-shell-about-box.h"
#include "e-shell-window.h"

#include "evolution-shell-component-utils.h"

#include "e-util/e-dialog-utils.h"

#include <libgnome/gnome-exec.h>
#include <libgnome/gnome-url.h>
#include <libgnome/gnome-i18n.h>

#include <bonobo/bonobo-ui-component.h>


/* Utility functions.  */

static void
launch_pilot_settings (const char *extra_arg)
{
        char *args[] = {
                "gpilotd-control-applet",
		(char *) extra_arg,
		NULL
        };
        int pid;

        args[0] = g_find_program_in_path ("gpilotd-control-applet");
        if (!args[0]) {
		e_notice (NULL, GTK_MESSAGE_ERROR,
			  _("The GNOME Pilot tools do not appear to be installed on this system."));
		return;
        }

        pid = gnome_execute_async (NULL, extra_arg ? 2 : 1, args);
        g_free (args[0]);

        if (pid == -1)
                e_notice (NULL, GTK_MESSAGE_ERROR, _("Error executing %s."), args[0]);
}


/* Command callbacks.  */

static void
command_import (BonoboUIComponent *uih,
		EShellWindow *window,
		const char *path)
{
	g_warning ("Import not implemented!");

	/* e_shell_importer_start_import ();  FIXME TODO */
}

static void
command_close (BonoboUIComponent *uih,
	       EShellWindow *window,
	       const char *path)
{
	if (e_shell_request_close_window (e_shell_window_peek_shell (window), window))
		gtk_widget_destroy (GTK_WIDGET (window));
}

static void
command_quit (BonoboUIComponent *uih,
	      EShellWindow *window,
	      const char *path)
{
	EShell *shell = e_shell_window_peek_shell (window);

	e_shell_window_save_defaults (window);

	if (e_shell_prepare_for_quit (shell))
		e_shell_close_all_windows (shell);
}

static void
command_submit_bug (BonoboUIComponent *uih,
		    EShellWindow *window,
		    const char *path)
{
        int pid;
        char *args[] = {
                "bug-buddy",
                "--sm-disable",
                "--package=evolution",
                "--package-ver="VERSION,
                NULL
        };

        args[0] = g_find_program_in_path ("bug-buddy");
        if (!args[0]) {
                e_notice (NULL, GTK_MESSAGE_ERROR, _("Bug buddy is not installed."));
		return;
        }

        pid = gnome_execute_async (NULL, 4, args);
        g_free (args[0]);

        if (pid == -1)
                e_notice (NULL, GTK_MESSAGE_ERROR, _("Bug buddy could not be run."));
}

static int
about_box_event_callback (GtkWidget *widget,
			  GdkEvent *event,
			  GtkWidget **widget_pointer)
{
	gtk_widget_destroy (GTK_WIDGET (*widget_pointer));
	*widget_pointer = NULL;

	return TRUE;
}

static void
command_about_box (BonoboUIComponent *uih,
		   EShellWindow *window,
		   const char *path)
{
	static GtkWidget *about_box_window = NULL;
	GtkWidget *about_box;

	if (about_box_window != NULL) {
		gdk_window_raise (about_box_window->window);
		return;
	}

	about_box = e_shell_about_box_new ();
	gtk_widget_show (about_box);

	about_box_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
	gtk_window_set_type_hint (GTK_WINDOW (about_box_window), GDK_WINDOW_TYPE_HINT_DIALOG);
	
	gtk_window_set_resizable (GTK_WINDOW (about_box_window), FALSE);
	g_signal_connect (about_box_window, "key_press_event",
			  G_CALLBACK (about_box_event_callback), &about_box_window);
	g_signal_connect (about_box_window, "button_press_event",
			  G_CALLBACK (about_box_event_callback), &about_box_window);
	g_signal_connect (about_box_window, "delete_event",
			  G_CALLBACK (about_box_event_callback), &about_box_window);

	gtk_window_set_transient_for (GTK_WINDOW (about_box_window), GTK_WINDOW (window));
	gtk_window_set_title (GTK_WINDOW (about_box_window), _("About Ximian Evolution"));
	gtk_container_add (GTK_CONTAINER (about_box_window), about_box);
	gtk_widget_show (about_box_window);
}

static void
command_help_faq (BonoboUIComponent *uih,
		  EShellWindow *window,
		  const char *path)
{
	gnome_url_show ("http://www.ximian.com/apps/evolution-faq.html", NULL);	/* FIXME use the error */
}


static void
command_work_offline (BonoboUIComponent *uih,
		      EShellWindow *window,
		      const char *path)
{
	e_shell_go_offline (e_shell_window_peek_shell (window), window);
}

static void
command_work_online (BonoboUIComponent *uih,
		     EShellWindow *window,
		     const char *path)
{
	e_shell_go_online (e_shell_window_peek_shell (window), window);
}


/* Tools menu.  */

static void
command_settings (BonoboUIComponent *uih,
		  EShellWindow *window,
		  const char *path)
{
	e_shell_window_show_settings (window);
}

static void
command_pilot_settings (BonoboUIComponent *uih,
			EShellWindow *window,
			const char *path)
{
	launch_pilot_settings (NULL);
}


static BonoboUIVerb file_verbs [] = {
	BONOBO_UI_VERB ("FileImporter", (BonoboUIVerbFn) command_import),
	BONOBO_UI_VERB ("FileClose", (BonoboUIVerbFn) command_close),
	BONOBO_UI_VERB ("FileExit", (BonoboUIVerbFn) command_quit),

	BONOBO_UI_VERB ("WorkOffline", (BonoboUIVerbFn) command_work_offline),
	BONOBO_UI_VERB ("WorkOnline", (BonoboUIVerbFn) command_work_online),

	BONOBO_UI_VERB_END
};

static BonoboUIVerb tools_verbs[] = {
	BONOBO_UI_VERB ("Settings", (BonoboUIVerbFn) command_settings),
	BONOBO_UI_VERB ("PilotSettings", (BonoboUIVerbFn) command_pilot_settings),

	BONOBO_UI_VERB_END
};

static BonoboUIVerb help_verbs [] = {
	BONOBO_UI_VERB ("HelpFAQ", (BonoboUIVerbFn) command_help_faq),
	BONOBO_UI_VERB ("HelpSubmitBug", (BonoboUIVerbFn) command_submit_bug),
	BONOBO_UI_VERB ("HelpAbout", (BonoboUIVerbFn) command_about_box),

	BONOBO_UI_VERB_END
};

static EPixmap pixmaps [] = {
	E_PIXMAP ("/menu/File/FileImporter", "import.xpm"),
	E_PIXMAP ("/menu/File/ToggleOffline", "work_offline.xpm"),
	E_PIXMAP ("/menu/Tools/Settings", "settings-16.png"),

	E_PIXMAP_END
};

static EPixmap offline_pixmaps [] = {
	E_PIXMAP ("/menu/File/ToggleOffline", "work_offline.xpm"),
	E_PIXMAP_END
};

static EPixmap online_pixmaps [] = {
	E_PIXMAP ("/menu/File/ToggleOffline", "work_online-16.png"),
	E_PIXMAP_END
};


/* The Work Online / Work Offline menu item.  */

static void
update_offline_menu_item (EShellWindow *shell_window,
			  EShellLineStatus line_status)
{
	BonoboUIComponent *ui_component;

	ui_component = e_shell_window_peek_bonobo_ui_component (shell_window);

	switch (line_status) {
	case E_SHELL_LINE_STATUS_OFFLINE:
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "label", _("_Work Online"), NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "verb", "WorkOnline", NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/commands/ToggleOffline",
					      "sensitive", "1", NULL);
		e_pixmaps_update (ui_component, online_pixmaps);
		break;

	case E_SHELL_LINE_STATUS_ONLINE:
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "label", _("_Work Offline"), NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "verb", "WorkOffline", NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/commands/ToggleOffline",
					      "sensitive", "1", NULL);
		e_pixmaps_update (ui_component, offline_pixmaps);
		break;

	case E_SHELL_LINE_STATUS_GOING_OFFLINE:
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "label", _("Work Offline"), NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/menu/File/ToggleOffline",
					      "verb", "WorkOffline", NULL);
		bonobo_ui_component_set_prop (ui_component,
					      "/commands/ToggleOffline",
					      "sensitive", "0", NULL);
		e_pixmaps_update (ui_component, offline_pixmaps);
		break;

	default:
		g_assert_not_reached ();
	}
}

static void
shell_line_status_changed_cb (EShell *shell,
			      EShellLineStatus new_status,
			      EShellWindow *shell_window)
{
	update_offline_menu_item (shell_window, new_status);
}


/* Public API.  */

void
e_shell_window_commands_setup (EShellWindow *shell_window)
{
	BonoboUIComponent *uic;
	EShell *shell;

	g_return_if_fail (shell_window != NULL);
	g_return_if_fail (E_IS_SHELL_WINDOW (shell_window));

	uic = e_shell_window_peek_bonobo_ui_component (shell_window);
	shell = e_shell_window_peek_shell (shell_window);

	bonobo_ui_component_add_verb_list_with_data (uic, file_verbs, shell_window);
	bonobo_ui_component_add_verb_list_with_data (uic, tools_verbs, shell_window);
	bonobo_ui_component_add_verb_list_with_data (uic, help_verbs, shell_window);

	e_pixmaps_update (uic, pixmaps);

	/* Set up the work online / work offline menu item.  */
	g_signal_connect_object (shell, "line_status_changed",
				 G_CALLBACK (shell_line_status_changed_cb), shell_window, 0);
	update_offline_menu_item (shell_window, e_shell_get_line_status (shell));
}