path: root/src/ephy-window.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Copyright (C) 2000, 2001, 2002, 2003 Marco Pesenti Gritti
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  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.
 *
 *  $Id$
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "ephy-window.h"
#include "ephy-command-manager.h"
#include "ephy-bookmarks-menu.h"
#include "ephy-favorites-menu.h"
#include "ephy-state.h"
#include "ppview-toolbar.h"
#include "window-commands.h"
#include "find-dialog.h"
#include "print-dialog.h"
#include "ephy-shell.h"
#include "eel-gconf-extensions.h"
#include "ephy-prefs.h"
#include "ephy-zoom.h"
#include "ephy-debug.h"
#include "ephy-file-helpers.h"
#include "statusbar.h"
#include "toolbar.h"
#include "popup-commands.h"
#include "ephy-encoding-menu.h"
#include "ephy-tabs-menu.h"
#include "ephy-stock-icons.h"
#include "ephy-extension.h"
#include "ephy-favicon-cache.h"

#include <string.h>
#include <glib/gi18n.h>
#include <libgnomevfs/gnome-vfs-uri.h>
#include <libgnomeui/gnome-stock-icons.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkactiongroup.h>
#include <gtk/gtktoggleaction.h>
#include <gtk/gtkuimanager.h>
#include <gtk/gtktoggleaction.h>

static void ephy_window_class_init      (EphyWindowClass *klass);
static void ephy_window_init            (EphyWindow *gs);
static void ephy_window_finalize        (GObject *object);
static void ephy_window_show            (GtkWidget *widget);
static void ephy_window_notebook_switch_page_cb (GtkNotebook *notebook,
                         GtkNotebookPage *page,
                         guint page_num,
                         EphyWindow *window);

static GtkActionEntry ephy_menu_entries [] = {

    /* Toplevel */
    { "File", NULL, N_("_File") },
    { "Edit", NULL, N_("_Edit") },
    { "View", NULL, N_("_View") },
    { "Bookmarks", NULL, N_("_Bookmarks") },
    { "Go", NULL, N_("_Go") },
    { "Tabs", NULL, N_("_Tabs") },
    { "Help", NULL, N_("_Help") },
    { "PopupAction", NULL, "" },

    /* File menu */
    { "FileNewWindow", GTK_STOCK_NEW, N_("_New Window"), "<control>N",
      N_("Open a new window"),
      G_CALLBACK (window_cmd_file_new_window) },
    { "FileNewTab", STOCK_NEW_TAB, N_("New _Tab"), "<control>T",
      N_("Open a new tab"),
      G_CALLBACK (window_cmd_file_new_tab) },
    { "FileOpen", GTK_STOCK_OPEN, N_("_Open..."), "<control>O",
      N_("Open a file"),
      G_CALLBACK (window_cmd_file_open) },
    { "FileSaveAs", GTK_STOCK_SAVE_AS, N_("Save _As..."), "<shift><control>S",
      N_("Save the current page"),
      G_CALLBACK (window_cmd_file_save_as) },
    { "FilePrintSetup", STOCK_PRINT_SETUP, N_("Print Set_up..."), NULL,
      N_("Setup the page settings for printing"),
      G_CALLBACK (window_cmd_file_print_setup) },
    { "FilePrintPreview", GTK_STOCK_PRINT_PREVIEW, N_("Print Pre_view"),"<control><shift>P",
      N_("Print preview"),
      G_CALLBACK (window_cmd_file_print_preview) },
    { "FilePrint", GTK_STOCK_PRINT, N_("_Print..."), "<control>P",
      N_("Print the current page"),
      G_CALLBACK (window_cmd_file_print) },
    { "FileSendTo", STOCK_SEND_MAIL, N_("S_end To..."), NULL,
      N_("Send a link of the current page"),
      G_CALLBACK (window_cmd_file_send_to) },
    { "FileCloseWindow", GTK_STOCK_CLOSE, N_("_Close"), "<control>W",
      N_("Close this window"),
      G_CALLBACK (window_cmd_file_close_window) },

    /* Edit menu */
    { "EditUndo", GTK_STOCK_UNDO, N_("_Undo"), "<control>Z",
      N_("Undo the last action"),
      G_CALLBACK (window_cmd_edit_undo) },
    { "EditRedo", GTK_STOCK_REDO, N_("Re_do"), "<shift><control>Z",
      N_("Redo the last undone action"),
      G_CALLBACK (window_cmd_edit_redo) },
    { "EditCut", GTK_STOCK_CUT, N_("Cu_t"), "<control>X",
      N_("Cut the selection"),
      G_CALLBACK (window_cmd_edit_cut) },
    { "EditCopy", GTK_STOCK_COPY, N_("_Copy"), "<control>C",
      N_("Copy the selection"),
      G_CALLBACK (window_cmd_edit_copy) },
    { "EditPaste", GTK_STOCK_PASTE, N_("_Paste"), "<control>V",
      N_("Paste clipboard"),
      G_CALLBACK (window_cmd_edit_paste) },
    { "EditSelectAll", NULL, N_("Select _All"), "<control>A",
      N_("Select the entire page"),
      G_CALLBACK (window_cmd_edit_select_all) },
    { "EditFind", GTK_STOCK_FIND, N_("_Find..."), "<control>F",
      N_("Find a word or phrase in the page"),
      G_CALLBACK (window_cmd_edit_find) },
    { "EditFindNext", NULL, N_("Find Ne_xt"), "<control>G",
      N_("Find next occurrence of the word or phrase"),
      G_CALLBACK (window_cmd_edit_find_next) },
    { "EditFindPrev", NULL, N_("Find Pre_vious"), "<shift><control>G",
      N_("Find previous occurrence of the word or phrase"),
      G_CALLBACK (window_cmd_edit_find_prev) },
    { "EditPersonalData", NULL, N_("P_ersonal Data"), NULL,
      N_("View and remove cookies and passwords"),
      G_CALLBACK (window_cmd_edit_personal_data) },
    { "EditToolbar", NULL, N_("T_oolbars"), NULL,
      N_("Customize toolbars"),
      G_CALLBACK (window_cmd_edit_toolbar) },
    { "EditPrefs", GTK_STOCK_PREFERENCES, N_("P_references"), NULL,
      N_("Configure the web browser"),
      G_CALLBACK (window_cmd_edit_prefs) },

    /* View menu */
    { "ViewStop", GTK_STOCK_STOP, N_("_Stop"), "Escape",
      N_("Stop current data transfer"),
      G_CALLBACK (window_cmd_view_stop) },
    { "ViewReload", GTK_STOCK_REFRESH, N_("_Reload"), "<control>R",
      N_("Display the latest content of the current page"),
      G_CALLBACK (window_cmd_view_reload) },
    { "ViewZoomIn", GTK_STOCK_ZOOM_IN, N_("Zoom _In"), "<control>plus",
      N_("Increase the text size"),
      G_CALLBACK (window_cmd_view_zoom_in) },
    { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, N_("Zoom _Out"), "<control>minus",
      N_("Decrease the text size"),
      G_CALLBACK (window_cmd_view_zoom_out) },
    { "ViewZoomNormal", GTK_STOCK_ZOOM_100, N_("_Normal Size"), NULL,
      N_("Use the normal text size"),
      G_CALLBACK (window_cmd_view_zoom_normal) },
    { "ViewEncoding", NULL, N_("Text _Encoding"), NULL,
      N_("Change the text encoding"),
      NULL },
    { "ViewPageSource", STOCK_VIEW_SOURCE, N_("_Page Source"), "<control>U",
      N_("View the source code of the page"),
      G_CALLBACK (window_cmd_view_page_source) },

    /* Bookmarks menu */
    { "FileBookmarkPage", STOCK_ADD_BOOKMARK, N_("_Add Bookmark..."), "<control>D",
      N_("Add a bookmark for the current page"),
      G_CALLBACK (window_cmd_file_bookmark_page) },
    { "GoBookmarks", EPHY_STOCK_BOOKMARKS, N_("_Edit Bookmarks"), "<control>B",
      N_("Open the bookmarks window"),
      G_CALLBACK (window_cmd_go_bookmarks) },

    /* Go menu */
    { "GoBack", GTK_STOCK_GO_BACK, N_("_Back"), "<alt>Left",
      N_("Go to the previous visited page"),
      G_CALLBACK (window_cmd_go_back) },
    { "GoForward", GTK_STOCK_GO_FORWARD, N_("_Forward"), "<alt>Right",
      N_("Go to the next visited page"),
      G_CALLBACK (window_cmd_go_forward) },
    { "GoUp", GTK_STOCK_GO_UP, N_("_Up"), "<alt>Up",
      N_("Go up one level"),
      G_CALLBACK (window_cmd_go_up) },
    { "GoHome", GTK_STOCK_HOME, N_("_Home"), "<alt>Home",
      N_("Go to the home page"),
      G_CALLBACK (window_cmd_go_home) },
    { "GoLocation", NULL, N_("_Location..."), "<control>L",
      N_("Go to a specified location"),
      G_CALLBACK (window_cmd_go_location) },
    { "GoHistory", EPHY_STOCK_HISTORY, N_("H_istory"), "<control>H",
      N_("Open the history window"),
      G_CALLBACK (window_cmd_go_history) },

    /* Tabs menu */
    { "TabsPrevious", NULL, N_("_Previous Tab"), "<control>Page_Up",
      N_("Activate previous tab"),
      G_CALLBACK (window_cmd_tabs_previous) },
    { "TabsNext", NULL, N_("_Next Tab"), "<control>Page_Down",
      N_("Activate next tab"),
      G_CALLBACK (window_cmd_tabs_next) },
    { "TabsMoveLeft", NULL, N_("Move Tab _Left"), "<shift><control>Page_Up",
      N_("Move current tab to left"),
      G_CALLBACK (window_cmd_tabs_move_left) },
    { "TabsMoveRight", NULL, N_("Move Tab _Right"), "<shift><control>Page_Down",
      N_("Move current tab to right"),
      G_CALLBACK (window_cmd_tabs_move_right) },
    { "TabsDetach", NULL, N_("_Detach Tab"), "<shift><control>M",
      N_("Detach current tab"),
      G_CALLBACK (window_cmd_tabs_detach) },

    /* Help menu */
    {"HelpContents", GTK_STOCK_HELP, N_("_Contents"), "F1",
     N_("Display web browser help"),
     G_CALLBACK (window_cmd_help_contents) },
    { "HelpAbout", GNOME_STOCK_ABOUT, N_("_About"), NULL,
      N_("Display credits for the web browser creators"),
      G_CALLBACK (window_cmd_help_about) },
};
static guint ephy_menu_n_entries = G_N_ELEMENTS (ephy_menu_entries);

static GtkToggleActionEntry ephy_menu_toggle_entries [] =
{
    /* View Menu */
    { "ViewToolbar", NULL, N_("_Toolbar"), "<shift><control>T",
      N_("Show or hide toolbar"),
      G_CALLBACK (window_cmd_view_toolbar), TRUE },
    { "ViewBookmarksBar", NULL, N_("_Bookmarks Bar"), NULL,
      N_("Show or hide bookmarks bar"),
      G_CALLBACK (window_cmd_view_bookmarks_bar), TRUE },
    { "ViewStatusbar", NULL, N_("St_atusbar"), NULL,
      N_("Show or hide statusbar"),
      G_CALLBACK (window_cmd_view_statusbar), TRUE },
    { "ViewFullscreen", STOCK_FULLSCREEN, N_("_Fullscreen"), "F11",
      N_("Browse at full screen"),
      G_CALLBACK (window_cmd_view_fullscreen), FALSE}
};
static guint ephy_menu_n_toggle_entries = G_N_ELEMENTS (ephy_menu_toggle_entries);

static GtkActionEntry ephy_popups_entries [] = {
    /* Document */
    { "SaveBackgroundAs", NULL, N_("_Save Background As..."), NULL,
      NULL, G_CALLBACK (popup_cmd_save_background_as) },
    { "ContextBookmarkPage", STOCK_ADD_BOOKMARK, N_("Add Boo_kmark..."), "<control>D",
      N_("Add a bookmark for the current page"),
      G_CALLBACK (window_cmd_file_bookmark_page) },

    /* Framed document */
    { "OpenFrame", NULL, N_("_Open Frame"), NULL,
      NULL, G_CALLBACK (popup_cmd_open_frame) },
    { "OpenFrameInNewWindow", NULL, N_("Open Frame in _New Window"), NULL,
      NULL, G_CALLBACK (popup_cmd_frame_in_new_window) },
    { "OpenFrameInNewTab", NULL, N_("Open Frame in New _Tab"), NULL,
      NULL, G_CALLBACK (popup_cmd_frame_in_new_tab) },

    /* Links */
    { "OpenLink", GTK_STOCK_OPEN, N_("_Open Link"),
      NULL, NULL, G_CALLBACK (popup_cmd_open_link) },
    { "OpenLinkInNewWindow", NULL, N_("Open Link in _New Window"), NULL,
      NULL, G_CALLBACK (popup_cmd_link_in_new_window) },
    { "OpenLinkInNewTab", NULL, N_("Open Link in New _Tab"),
      NULL, NULL, G_CALLBACK (popup_cmd_link_in_new_tab) },
    { "DownloadLink", GTK_STOCK_SAVE, N_("_Download Link"), NULL,
      NULL, G_CALLBACK (popup_cmd_download_link) },
    { "BookmarkLink", STOCK_ADD_BOOKMARK, N_("_Bookmark Link..."),
      NULL, NULL, G_CALLBACK (popup_cmd_bookmark_link) },
    { "CopyLinkAddress", NULL, N_("_Copy Link Address"), NULL,
      NULL, G_CALLBACK (popup_cmd_copy_link_address) },

    /* Images */
    { "OpenImage", GTK_STOCK_OPEN, N_("Open _Image"), GTK_STOCK_OPEN,
      NULL, G_CALLBACK (popup_cmd_open_image) },
    { "OpenImageInNewWindow", NULL, N_("Open Image in New _Window"), NULL,
      NULL, G_CALLBACK (popup_cmd_image_in_new_window) },
    { "OpenImageInNewTab", NULL, N_("Open Image in New T_ab"), NULL,
      NULL, G_CALLBACK (popup_cmd_image_in_new_tab) },
    { "SaveImageAs", GTK_STOCK_SAVE_AS, N_("_Save Image As..."), NULL,
      NULL, G_CALLBACK (popup_cmd_save_image_as) },
    { "SetImageAsBackground", NULL, N_("_Use Image As Background"), NULL,
      NULL, G_CALLBACK (popup_cmd_set_image_as_background) },
    { "CopyImageLocation", NULL, N_("Copy I_mage Address"), NULL,
      NULL, G_CALLBACK (popup_cmd_copy_image_location) },
};
static guint ephy_popups_n_entries = G_N_ELEMENTS (ephy_popups_entries);

#define CONF_LOCKDOWN_DISABLE_JAVASCRIPT_CHROME  "/apps/epiphany/lockdown/disable_javascript_chrome"
#define CONF_LOCKDOWN_HIDE_MENUBAR "/apps/epiphany/lockdown/hide_menubar"

#define EPHY_WINDOW_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_WINDOW, EphyWindowPrivate))

struct EphyWindowPrivate
{
    GtkWidget *main_vbox;
    GtkWidget *menu_dock;
    GtkWidget *exit_fullscreen_popup;
    Toolbar *toolbar;
    GtkWidget *statusbar;
    GtkActionGroup *action_group;
    GtkActionGroup *popups_action_group;
    EphyFavoritesMenu *fav_menu;
    EphyEncodingMenu *enc_menu;
    EphyTabsMenu *tabs_menu;
    EphyBookmarksMenu *bmk_menu;
    PPViewToolbar *ppview_toolbar;
    GtkNotebook *notebook;
    EphyTab *active_tab;
    EphyDialog *find_dialog;
    EphyDialog *print_dialog;
    EmbedChromeMask requested_chrome_mask;
    EmbedChromeMask actual_chrome_mask;
    gboolean closing;
    gboolean is_fullscreen;
    gboolean is_ppview;
    gboolean has_size;
    guint num_tabs;
    guint tab_message_cid;

    guint disable_js_chrome_notifier_id;
    guint show_toolbars_notifier_id;
    guint show_bookmarks_bar_notifier_id;
    guint show_statusbar_notifier_id;
    guint hide_menubar_notifier_id;
};

enum
{
    PROP_0,
    PROP_ACTIVE_TAB
};

static GObjectClass *parent_class = NULL;

GType
ephy_window_get_type (void)
{
        static GType ephy_window_type = 0;

        if (ephy_window_type == 0)
        {
                static const GTypeInfo our_info =
                {
                        sizeof (EphyWindowClass),
                        NULL, /* base_init */
                        NULL, /* base_finalize */
                        (GClassInitFunc) ephy_window_class_init,
                        NULL,
                        NULL, /* class_data */
                        sizeof (EphyWindow),
                        0, /* n_preallocs */
                        (GInstanceInitFunc) ephy_window_init
                };

                ephy_window_type = g_type_register_static (GTK_TYPE_WINDOW,
                               "EphyWindow",
                               &our_info, 0);
        }
        return ephy_window_type;
}

static void
ephy_window_destroy (GtkObject *gtkobject)
{
    EphyWindow *window = EPHY_WINDOW (gtkobject);

    LOG ("EphyWindow destroy %p", window)

    if (window->priv->closing == FALSE)
    {
        EphyExtension *manager;

        window->priv->closing = TRUE;

        /* Let the extensions detach themselves from the window */
        manager = EPHY_EXTENSION (ephy_shell_get_extensions_manager (ephy_shell));
        ephy_extension_detach_window (manager, window);
    }

    if (window->priv->exit_fullscreen_popup)
    {
        gtk_widget_destroy (window->priv->exit_fullscreen_popup);
        window->priv->exit_fullscreen_popup = NULL;
    }

        GTK_OBJECT_CLASS (parent_class)->destroy (gtkobject);
}

static void
ephy_window_selection_received_cb (GtkWidget *widget,
                   GtkSelectionData *selection_data,
                   guint time, EphyWindow *window)
{
    EphyTab *tab;

    if (selection_data->length <= 0 || selection_data->data == NULL)
        return;

    tab = ephy_window_get_active_tab (window);

    ephy_embed_load_url (ephy_tab_get_embed (tab), selection_data->data);
}

static void
add_widget (GtkUIManager *merge, GtkWidget *widget, EphyWindow *window)
{
    gtk_box_pack_start (GTK_BOX (window->priv->menu_dock),
                widget, FALSE, FALSE, 0);
}

static void
update_exit_fullscreen_popup_position (EphyWindow *window)
{
    GdkRectangle screen_rect;
    int popup_height;

    gtk_window_get_size (GTK_WINDOW (window->priv->exit_fullscreen_popup),
                             NULL, &popup_height);

    gdk_screen_get_monitor_geometry (gdk_screen_get_default (),
                        gdk_screen_get_monitor_at_window
                        (gdk_screen_get_default (),
                         GTK_WIDGET (window)->window),
                         &screen_rect);

    gtk_window_move (GTK_WINDOW (window->priv->exit_fullscreen_popup),
                        screen_rect.x, screen_rect.height - popup_height);
}

static void
size_changed_cb (GdkScreen *screen, EphyWindow *window)
{
    update_exit_fullscreen_popup_position (window);
}

static void
exit_fullscreen_button_clicked_cb (GtkWidget *button, EphyWindow *window)
{
    gtk_window_unfullscreen (GTK_WINDOW (window));
}

static void
update_chromes_visibility (EphyWindow *window)
{
    GtkWidget *menubar;
    gboolean fullscreen;
    EmbedChromeMask flags = window->priv->actual_chrome_mask;

    fullscreen = window->priv->is_fullscreen;

    menubar = gtk_ui_manager_get_widget
        (GTK_UI_MANAGER (window->ui_merge), "/menubar");
    g_assert (menubar != NULL);

    if (!fullscreen && flags & EMBED_CHROME_MENUBARON)
    {
        gtk_widget_show (menubar);
    }
    else
    {
        gtk_widget_hide (menubar);
    }

    toolbar_set_visibility (window->priv->toolbar,
                flags & EMBED_CHROME_TOOLBARON,
                flags & EMBED_CHROME_BOOKMARKSBARON);


    if (!fullscreen && flags & EMBED_CHROME_STATUSBARON)
    {
        gtk_widget_show (window->priv->statusbar);
    }
    else
    {
        gtk_widget_hide (window->priv->statusbar);
    }

    if ((flags & EMBED_CHROME_PPVIEWTOOLBARON) != FALSE)
    {
        if (!window->priv->ppview_toolbar)
        {
            window->priv->ppview_toolbar = ppview_toolbar_new (window);
        }
    }
    else
    {
        if (window->priv->ppview_toolbar)
        {
            g_object_unref (window->priv->ppview_toolbar);
            window->priv->ppview_toolbar = NULL;
        }
    }
}

static void
update_chrome(EphyWindow *window)
{
    EmbedChromeMask chrome_mask;

    if (window->priv->is_ppview)
    {
        window->priv->actual_chrome_mask = EMBED_CHROME_PPVIEWTOOLBARON;
    }
    else
    {
        if (eel_gconf_get_boolean (CONF_LOCKDOWN_DISABLE_JAVASCRIPT_CHROME))
        {
            chrome_mask = EMBED_CHROME_DEFAULT;
        }
        else
        {
            chrome_mask = window->priv->requested_chrome_mask;
        }

        if ((chrome_mask & EMBED_CHROME_BOOKMARKSBAR_DEFAULT) ||
            (chrome_mask & EMBED_CHROME_DEFAULT))
        {
            /* keep only not layout flags */
            chrome_mask &= (EMBED_CHROME_WINDOWRAISED |
                    EMBED_CHROME_WINDOWLOWERED |
                    EMBED_CHROME_CENTERSCREEN |
                    EMBED_CHROME_OPENASDIALOG |
                    EMBED_CHROME_OPENASPOPUP);

            /* Load defaults */
            if (eel_gconf_get_boolean (CONF_WINDOWS_SHOW_TOOLBARS))
            {
                chrome_mask |= EMBED_CHROME_TOOLBARON;
            }
            if (eel_gconf_get_boolean (CONF_WINDOWS_SHOW_BOOKMARKS_BAR))
            {
                chrome_mask |= EMBED_CHROME_BOOKMARKSBARON;
            }
            if (eel_gconf_get_boolean (CONF_WINDOWS_SHOW_STATUSBAR))
            {
                chrome_mask |= EMBED_CHROME_STATUSBARON;
            }
            if (!eel_gconf_get_boolean (CONF_LOCKDOWN_HIDE_MENUBAR))
            {
                chrome_mask |= EMBED_CHROME_MENUBARON;
            }
        }
        window->priv->actual_chrome_mask = chrome_mask;
    }

    update_chromes_visibility (window);
}

static void
ephy_window_fullscreen (EphyWindow *window)
{
    GtkWidget *popup, *button, *icon, *label, *hbox;

    window->priv->is_fullscreen = TRUE;

    popup = gtk_window_new (GTK_WINDOW_POPUP);
    window->priv->exit_fullscreen_popup = popup;

    button = gtk_button_new ();
    g_signal_connect (button, "clicked",
              G_CALLBACK (exit_fullscreen_button_clicked_cb),
              window);
    gtk_widget_show (button);
    gtk_container_add (GTK_CONTAINER (popup), button);

    hbox = gtk_hbox_new (FALSE, 2);
    gtk_widget_show (hbox);
    gtk_container_add (GTK_CONTAINER (button), hbox);

    icon = gtk_image_new_from_stock (GTK_STOCK_QUIT, GTK_ICON_SIZE_BUTTON);
    gtk_widget_show (icon);
    gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);

    label = gtk_label_new (_("Exit Fullscreen"));
    gtk_widget_show (label);
    gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);

    update_exit_fullscreen_popup_position (window);

    gtk_widget_show (popup);

    g_signal_connect (G_OBJECT (gdk_screen_get_default ()),
                          "size-changed", G_CALLBACK (size_changed_cb),
              popup);

    update_chromes_visibility (window);
}

static void
ephy_window_unfullscreen (EphyWindow *window)
{
    window->priv->is_fullscreen = FALSE;

    g_signal_handlers_disconnect_by_func (G_OBJECT (gdk_screen_get_default ()),
                                              G_CALLBACK (size_changed_cb),
                          window);

    gtk_widget_destroy (window->priv->exit_fullscreen_popup);
    window->priv->exit_fullscreen_popup = NULL;

    update_chromes_visibility (window);
}

static gboolean
ephy_window_state_event_cb (GtkWidget *widget, GdkEventWindowState *event, EphyWindow *window)
{
    if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
    {
        GtkActionGroup *action_group;
        GtkAction *action;
        gboolean fullscreen;

        fullscreen = event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN;

        if (fullscreen)
        {
            ephy_window_fullscreen (window);
        }
        else
        {
            ephy_window_unfullscreen (window);
        }

        action_group = window->priv->action_group;

        action = gtk_action_group_get_action (action_group, "ViewFullscreen");
        gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), fullscreen);

        action = gtk_action_group_get_action (action_group, "EditToolbar");
        g_object_set (action, "sensitive", !fullscreen, NULL);
    }

    return FALSE;
}


static void
update_edit_actions_sensitivity (EphyWindow *window)
{
    GtkWidget *widget = gtk_window_get_focus (GTK_WINDOW (window));
    GtkActionGroup *action_group;
    GtkAction *action;
    gboolean can_copy, can_cut, can_undo, can_redo, can_paste;

    if (GTK_IS_EDITABLE (widget))
    {
        gboolean has_selection;

        has_selection = gtk_editable_get_selection_bounds
            (GTK_EDITABLE (widget), NULL, NULL);

        can_copy = has_selection;
        can_cut = has_selection;
        can_paste = TRUE;
        can_undo = FALSE;
        can_redo = FALSE;
    }
    else
    {
        EphyEmbed *embed;

        embed = ephy_window_get_active_embed (window);
        g_return_if_fail (embed != NULL);

        can_copy = ephy_command_manager_can_do_command
                (EPHY_COMMAND_MANAGER (embed), "cmd_copy");
        can_cut = ephy_command_manager_can_do_command
                (EPHY_COMMAND_MANAGER (embed), "cmd_cut");
        can_paste = ephy_command_manager_can_do_command
                (EPHY_COMMAND_MANAGER (embed), "cmd_paste");
        can_undo = ephy_command_manager_can_do_command
                (EPHY_COMMAND_MANAGER (embed), "cmd_undo");
        can_redo = ephy_command_manager_can_do_command
                (EPHY_COMMAND_MANAGER (embed), "cmd_redo");
    }

    action_group = window->priv->action_group;

    action = gtk_action_group_get_action (action_group, "EditCopy");
    g_object_set (action, "sensitive", can_copy, NULL);
    action = gtk_action_group_get_action (action_group, "EditCut");
    g_object_set (action, "sensitive", can_cut, NULL);
    action = gtk_action_group_get_action (action_group, "EditPaste");
    g_object_set (action, "sensitive", can_paste, NULL);
    action = gtk_action_group_get_action (action_group, "EditUndo");
    g_object_set (action, "sensitive", can_undo, NULL);
    action = gtk_action_group_get_action (action_group, "EditRedo");
    g_object_set (action, "sensitive", can_redo, NULL);
}

static void
edit_menu_show_cb (GtkWidget *menu,
           EphyWindow *window)
{
    update_edit_actions_sensitivity (window);
}

static void
edit_menu_hide_cb (GtkWidget *menu,
           EphyWindow *window)
{
    GtkActionGroup *action_group;
    GtkAction *action;

    action_group = window->priv->action_group;

    action = gtk_action_group_get_action (action_group, "EditCopy");
    g_object_set (action, "sensitive", TRUE, NULL);
    action = gtk_action_group_get_action (action_group, "EditCut");
    g_object_set (action, "sensitive", TRUE, NULL);
    action = gtk_action_group_get_action (action_group, "EditUndo");
    g_object_set (action, "sensitive", TRUE, NULL);
    action = gtk_action_group_get_action (action_group, "EditRedo");
    g_object_set (action, "sensitive", TRUE, NULL);
}

static void
init_menu_updaters (EphyWindow *window)
{
    GtkWidget *edit_menu_item, *edit_menu;

    edit_menu_item = gtk_ui_manager_get_widget
        (GTK_UI_MANAGER (window->ui_merge), "/menubar/EditMenu");
    edit_menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (edit_menu_item));

    g_signal_connect (edit_menu, "show",
              G_CALLBACK (edit_menu_show_cb), window);
    g_signal_connect (edit_menu, "hide",
              G_CALLBACK (edit_menu_hide_cb), window);
}

static void
setup_ui_manager (EphyWindow *window)
{
    GtkActionGroup *action_group;
    GtkAction *action;
    GtkUIManager *merge;
    GError *err = NULL;

    window->priv->main_vbox = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (window->priv->main_vbox);
    gtk_container_add (GTK_CONTAINER (window),
               window->priv->main_vbox);

    window->priv->menu_dock = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (window->priv->menu_dock);
    gtk_box_pack_start (GTK_BOX (window->priv->main_vbox),
                GTK_WIDGET (window->priv->menu_dock),
                FALSE, TRUE, 0);

    merge = gtk_ui_manager_new ();

    action_group = gtk_action_group_new ("WindowActions");
    gtk_action_group_set_translation_domain (action_group, NULL);
    gtk_action_group_add_actions (action_group, ephy_menu_entries,
                      ephy_menu_n_entries, window);
    gtk_action_group_add_toggle_actions (action_group,
                         ephy_menu_toggle_entries,
                         ephy_menu_n_toggle_entries,
                         window);
    gtk_ui_manager_insert_action_group (merge, action_group, 0);
    window->priv->action_group = action_group;
    action = gtk_action_group_get_action (action_group, "FileOpen");
    g_object_set (action, "short_label", _("Open"), NULL);
    action = gtk_action_group_get_action (action_group, "FileSaveAs");
    g_object_set (action, "short_label", _("Save As"), NULL);
    action = gtk_action_group_get_action (action_group, "FilePrint");
    g_object_set (action, "short_label", _("Print"), NULL);
    action = gtk_action_group_get_action (action_group, "FileBookmarkPage");
    g_object_set (action, "short_label", _("Bookmark"), NULL);
    action = gtk_action_group_get_action (action_group, "EditFind");
    g_object_set (action, "short_label", _("Find"), NULL);
    action = gtk_action_group_get_action (action_group, "GoBookmarks");
    g_object_set (action, "short_label", _("Bookmarks"), NULL);

    action = gtk_action_group_get_action (action_group, "EditFind");
    g_object_set (action, "is_important", TRUE, NULL);
    action = gtk_action_group_get_action (action_group, "GoHome");
    g_object_set (action, "is_important", TRUE, NULL);
    action = gtk_action_group_get_action (action_group, "GoBookmarks");
    g_object_set (action, "is_important", TRUE, NULL);

    action = gtk_action_group_get_action (action_group, "ViewEncoding");
    g_object_set (action, "hide_if_empty", FALSE, NULL);

    action_group = gtk_action_group_new ("PopupsActions");
    gtk_action_group_set_translation_domain (action_group, NULL);
    gtk_action_group_add_actions (action_group, ephy_popups_entries,
                      ephy_popups_n_entries, window);
    gtk_ui_manager_insert_action_group (merge, action_group, 0);
    window->priv->popups_action_group = action_group;

    window->ui_merge = G_OBJECT (merge);
    g_signal_connect (merge, "add_widget", G_CALLBACK (add_widget), window);
    gtk_window_add_accel_group (GTK_WINDOW (window),
                    gtk_ui_manager_get_accel_group (merge));

    gtk_ui_manager_add_ui_from_file
        (merge, ephy_file ("epiphany-ui.xml"), &err);
    if (err != NULL)
    {
        g_warning ("Could not merge epiphany-ui.xml: %s", err->message);
        g_clear_error (&err);
        }
}

static void
sync_tab_address (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    const char *address;

    if (window->priv->closing) return;

    address = ephy_tab_get_location (tab);

    if (address == NULL)
    {
        address = "";
    }

    toolbar_set_location (window->priv->toolbar, address);
}

static void
sync_tab_icon (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    const char *address;
    EphyFaviconCache *cache;
    GdkPixbuf *pixbuf = NULL;

    if (window->priv->closing) return;

    cache = EPHY_FAVICON_CACHE
        (ephy_embed_shell_get_favicon_cache
            (EPHY_EMBED_SHELL (ephy_shell)));

    address = ephy_tab_get_icon_address (tab);

    if (address)
    {
        pixbuf = ephy_favicon_cache_get (cache, address);
    }

    gtk_window_set_icon (GTK_WINDOW (window), pixbuf);

    toolbar_update_favicon (window->priv->toolbar);

    if (pixbuf)
    {
        g_object_unref (pixbuf);
    }
}

static void
sync_tab_load_progress (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    if (window->priv->closing) return;

    statusbar_set_progress (EPHY_STATUSBAR (window->priv->statusbar),
                ephy_tab_get_load_percent (tab));
}

static void
sync_tab_message (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    GtkStatusbar *s = GTK_STATUSBAR (window->priv->statusbar);
    const char *message;

    if (window->priv->closing) return;

    message = ephy_tab_get_status_message (tab);

    gtk_statusbar_pop (s, window->priv->tab_message_cid);

    if (message)
    {
        gtk_statusbar_push (s, window->priv->tab_message_cid, message);
    }
}

static void
sync_tab_navigation (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    TabNavigationFlags flags;
    GtkActionGroup *action_group;
    GtkAction *action;
    gboolean up = FALSE, back = FALSE, forward = FALSE;

    if (window->priv->closing) return;

    flags = ephy_tab_get_navigation_flags (tab);

    if (flags & TAB_NAV_UP)
    {
        up = TRUE;
    }
    if (flags & TAB_NAV_BACK)
    {
        back = TRUE;
    }
    if (flags & TAB_NAV_FORWARD)
    {
        forward = TRUE;
    }

    action_group = window->priv->action_group;
    action = gtk_action_group_get_action (action_group, "GoUp");
    g_object_set (action, "sensitive", up, NULL);
    action = gtk_action_group_get_action (action_group, "GoBack");
    g_object_set (action, "sensitive", back, NULL);
    action = gtk_action_group_get_action (action_group, "GoForward");
    g_object_set (action, "sensitive", forward, NULL);

    toolbar_update_navigation_actions (window->priv->toolbar,
                       back, forward, up);
}

static void
sync_tab_security (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    EphyEmbed *embed;
    EmbedSecurityLevel level;
    char *description = NULL;
    char *state = NULL;
    gboolean secure;
    char *tooltip;

    if (window->priv->closing) return;

    embed = ephy_tab_get_embed (tab);

    ephy_embed_get_security_level (embed, &level, &description);

    if (level != ephy_tab_get_security_level (tab))
    {
        /* something is VERY wrong here! */
        level = STATE_IS_UNKNOWN;
        description = NULL;
    }

    secure = FALSE;
    switch (level)
    {
        case STATE_IS_UNKNOWN:
            state = _("Unknown");
            break;
        case STATE_IS_INSECURE:
            state = _("Insecure");
            break;
        case STATE_IS_BROKEN:
            state = _("Broken");
            break;
        case STATE_IS_SECURE_MED:
            state = _("Medium");
            secure = TRUE;
            break;
        case STATE_IS_SECURE_LOW:
            state = _("Low");
            secure = TRUE;
            break;
        case STATE_IS_SECURE_HIGH:
            state = _("High");
            secure = TRUE;
            break;
        default:
            g_assert_not_reached ();
            break;
    }

    if (description != NULL)
    {
        tooltip = g_strdup_printf (_("Security level: %s\n%s"),
                       state, description);
        g_free (description);
    }
    else
    {
        tooltip = g_strdup_printf (_("Security level: %s"), state);

    }

    statusbar_set_security_state (EPHY_STATUSBAR (window->priv->statusbar),
                          secure, tooltip);
    g_free (tooltip);

}

static void
sync_tab_load_status (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    GtkAction *action;
    gboolean status;

    if (window->priv->closing) return;

    action = gtk_action_group_get_action (window->priv->action_group, "ViewStop");

    status = ephy_tab_get_load_status (tab);
    g_object_set (action, "sensitive", status, NULL);

    if (status)
    {
        toolbar_spinner_start (window->priv->toolbar);
    }
    else
    {
        toolbar_spinner_stop (window->priv->toolbar);
    }
}

static void
sync_tab_title (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    const char *title;

    if (window->priv->closing) return;

    title = ephy_tab_get_title (tab);

    if (title)
    {
        gtk_window_set_title (GTK_WINDOW(window),
                      title);
    }
}

static void
sync_tab_visibility (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    GList *l, *tabs;
    gboolean visible = FALSE;

    if (window->priv->closing) return;

    tabs = ephy_window_get_tabs (window);
    for (l = tabs; l != NULL; l = l->next)
    {
        EphyTab *tab = EPHY_TAB(l->data);
        g_return_if_fail (EPHY_IS_TAB(tab));

        if (ephy_tab_get_visibility (tab))
        {
            visible = TRUE;
            break;
        }
    }
    g_list_free (tabs);

    if (visible)
    {
        gtk_widget_show (GTK_WIDGET(window));
    }
    else
    {
        gtk_widget_hide (GTK_WIDGET (window));
    }
}

static void
sync_tab_zoom (EphyTab *tab, GParamSpec *pspec, EphyWindow *window)
{
    GtkActionGroup *action_group;
    GtkAction *action;
    gboolean can_zoom_in = TRUE, can_zoom_out = TRUE, can_zoom_normal = FALSE;
    float zoom;

    if (window->priv->closing) return;

    zoom = ephy_tab_get_zoom (tab);

    if (zoom >= ZOOM_MAXIMAL)
    {
        can_zoom_in = FALSE;
    }
    if (zoom <= ZOOM_MINIMAL)
    {
        can_zoom_out = FALSE;
    }
    if (zoom != 1.0)
    {
        can_zoom_normal = TRUE;
    }

    toolbar_update_zoom (window->priv->toolbar, zoom);

    action_group = window->priv->action_group;
    action = gtk_action_group_get_action (action_group, "ViewZoomIn");
    g_object_set (action, "sensitive", can_zoom_in, NULL);
    action = gtk_action_group_get_action (action_group, "ViewZoomOut");
    g_object_set (action, "sensitive", can_zoom_out, NULL);
    action = gtk_action_group_get_action (action_group, "ViewZoomNormal");
    g_object_set (action, "sensitive", can_zoom_normal, NULL);
}

static void
popup_menu_at_coords (GtkMenu *menu, gint *x, gint *y, gboolean *push_in,
              gpointer user_data)
{
    EphyEmbedEvent *event = user_data;

    *x = event->x;
    *y = event->y;
    *push_in = TRUE;
}

static void
show_embed_popup (EphyWindow *window, EphyTab *tab, EphyEmbedEvent *event)
{
    GtkActionGroup *action_group;
    GtkAction *action;
    EmbedEventContext context;
    const char *popup;
    const GValue *value;
    gboolean framed, has_background;
    GtkWidget *widget;
    EphyEmbedEventType type;

    /* Do not show the menu in print preview mode */
    if (window->priv->is_ppview)
    {
        return;
    }

    ephy_embed_event_get_property (event, "framed_page", &value);
    framed = g_value_get_int (value);

    has_background = ephy_embed_event_has_property (event, "background_image");

    context = ephy_embed_event_get_context (event);

    if ((context & EMBED_CONTEXT_LINK) &&
        (context & EMBED_CONTEXT_IMAGE))
    {
        popup = "/EphyImageLinkPopup";
    }
    else if (context & EMBED_CONTEXT_LINK)
    {
        popup = "/EphyLinkPopup";
    }
    else if (context & EMBED_CONTEXT_IMAGE)
    {
        popup = "/EphyImagePopup";
    }
#if MOZILLA_SNAPSHOT > 12
    else if (context & EMBED_CONTEXT_INPUT)
    {
        update_edit_actions_sensitivity (window);
        popup = "/EphyInputPopup";
    }
#endif
    else
    {
        popup = framed ? "/EphyFramedDocumentPopup" :
                 "/EphyDocumentPopup";
    }

    action_group = window->priv->popups_action_group;
    action = gtk_action_group_get_action (action_group, "SaveBackgroundAs");
    g_object_set (action, "sensitive", has_background,
                  "visible", has_background, NULL);

    widget = gtk_ui_manager_get_widget (GTK_UI_MANAGER (window->ui_merge),
                            popup);
    g_return_if_fail (widget != NULL);

    g_object_set_data_full (G_OBJECT (window), "context_event",
                g_object_ref (event),
                (GDestroyNotify)g_object_unref);

    type = ephy_embed_event_get_event_type (event);
    if (type == EPHY_EMBED_EVENT_KEY)
    {
        gtk_menu_popup (GTK_MENU (widget), NULL, NULL,
                popup_menu_at_coords, event, 2,
                gtk_get_current_event_time ());
    }
    else
    {
        gtk_menu_popup (GTK_MENU (widget), NULL, NULL,
                NULL, NULL, 2,
                gtk_get_current_event_time ());
    }
}

static gboolean
tab_context_menu_cb (EphyEmbed *embed,
             EphyEmbedEvent *event,
             EphyWindow *window)
{
    EphyTab *tab;

    g_return_val_if_fail (EPHY_IS_WINDOW (window), FALSE);
    g_return_val_if_fail (EPHY_IS_EMBED (embed), FALSE);
    g_return_val_if_fail (EPHY_IS_EMBED_EVENT(event), FALSE);

    tab = EPHY_TAB (g_object_get_data (G_OBJECT (embed), "EphyTab"));
    g_return_val_if_fail (EPHY_IS_TAB (tab), FALSE);
    g_return_val_if_fail (window->priv->active_tab == tab, FALSE);

    window = ephy_tab_get_window (tab);
    g_return_val_if_fail (window != NULL, FALSE);

    show_embed_popup (window, tab, event);

    return FALSE;
}

static void
ephy_window_set_active_tab (EphyWindow *window, EphyTab *new_tab)
{
    EphyTab *old_tab;
    EphyEmbed *embed;
    GtkToggleAction *action;

    g_return_if_fail (EPHY_IS_WINDOW (window));
    if (ephy_tab_get_window (new_tab) != window) return;

    old_tab = window->priv->active_tab;

    if (old_tab == new_tab) return;

    if (old_tab)
    {
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_address),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_icon),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_load_progress),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_load_status),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_message),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_navigation),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_security),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_title),
                              window);
        g_signal_handlers_disconnect_by_func (G_OBJECT (old_tab),
                              G_CALLBACK (sync_tab_zoom),
                              window);

        embed = ephy_tab_get_embed (old_tab);
        g_signal_handlers_disconnect_by_func (G_OBJECT (embed),
                              G_CALLBACK (tab_context_menu_cb),
                              window);

        action = GTK_TOGGLE_ACTION (ephy_tab_get_action (old_tab));
        gtk_toggle_action_set_active (action, FALSE);
    }

    window->priv->active_tab = new_tab;

    if (new_tab)
    {
        sync_tab_address    (new_tab, NULL, window);
        sync_tab_icon       (new_tab, NULL, window);
        sync_tab_load_progress  (new_tab, NULL, window);
        sync_tab_load_status    (new_tab, NULL, window);
        sync_tab_message    (new_tab, NULL, window);
        sync_tab_navigation (new_tab, NULL, window);
        sync_tab_security   (new_tab, NULL, window);
        sync_tab_title      (new_tab, NULL, window);
        sync_tab_zoom       (new_tab, NULL, window);

        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::address",
                     G_CALLBACK (sync_tab_address),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::icon",
                     G_CALLBACK (sync_tab_icon),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::load-progress",
                     G_CALLBACK (sync_tab_load_progress),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::load-status",
                     G_CALLBACK (sync_tab_load_status),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::message",
                     G_CALLBACK (sync_tab_message),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::navigation",
                     G_CALLBACK (sync_tab_navigation),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::security-level",
                     G_CALLBACK (sync_tab_security),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::title",
                     G_CALLBACK (sync_tab_title),
                     window, 0);
        g_signal_connect_object (G_OBJECT (new_tab),
                     "notify::zoom",
                     G_CALLBACK (sync_tab_zoom),
                     window, 0);

        embed = ephy_tab_get_embed (new_tab);
        g_signal_connect_object (embed, "ge_context_menu",
                     G_CALLBACK (tab_context_menu_cb),
                     window, 0);

        action = GTK_TOGGLE_ACTION (ephy_tab_get_action (new_tab));
        gtk_toggle_action_set_active (action, TRUE);

        g_object_notify (G_OBJECT (window), "active-tab");
    }
}

static void
update_tabs_menu_sensitivity (EphyWindow *window)
{
    gboolean prev_tab, next_tab, move_left, move_right, detach;
    GtkActionGroup *action_group;
    GtkAction *action;
    int current;
    int last;

    current = gtk_notebook_get_current_page
        (GTK_NOTEBOOK (window->priv->notebook));
    last = gtk_notebook_get_n_pages
        (GTK_NOTEBOOK (window->priv->notebook)) - 1;
    prev_tab = move_left = (current > 0);
    next_tab = move_right = (current < last);
    detach = gtk_notebook_get_n_pages
        (GTK_NOTEBOOK (window->priv->notebook)) > 1;

    action_group = window->priv->action_group;
    action = gtk_action_group_get_action (action_group, "TabsPrevious");
    g_object_set (action, "sensitive", prev_tab, NULL);
    action = gtk_action_group_get_action (action_group, "TabsNext");
    g_object_set (action, "sensitive", next_tab, NULL);
    action = gtk_action_group_get_action (action_group, "TabsMoveLeft");
    g_object_set (action, "sensitive", move_left, NULL);
    action = gtk_action_group_get_action (action_group, "TabsMoveRight");
    g_object_set (action, "sensitive", move_right, NULL);
    action = gtk_action_group_get_action (action_group, "TabsDetach");
    g_object_set (action, "sensitive", detach, NULL);
}

static void
tab_added_cb (EphyNotebook *notebook, GtkWidget *child, EphyWindow *window)
{
    EphyTab *tab;

    g_return_if_fail (EPHY_IS_EMBED (child));
    tab = EPHY_TAB (g_object_get_data (G_OBJECT (child), "EphyTab"));

    window->priv->num_tabs++;

    update_tabs_menu_sensitivity (window);

    g_signal_connect_object (G_OBJECT (tab), "notify::visible",
                 G_CALLBACK (sync_tab_visibility), window, 0);
}

static void
tab_removed_cb (EphyNotebook *notebook, GtkWidget *child, EphyWindow *window)
{
    EphyTab *tab;

    g_return_if_fail (EPHY_IS_EMBED (child));
    tab = EPHY_TAB (g_object_get_data (G_OBJECT (child), "EphyTab"));

    g_signal_handlers_disconnect_by_func (G_OBJECT (tab),
                          G_CALLBACK (sync_tab_visibility),
                          window);  

    window->priv->num_tabs--;

    if (window->priv->num_tabs == 0)
    {
        /* removed the last tab, close the window */
        gtk_widget_destroy (GTK_WIDGET (window));
    }
    else
    {
        update_tabs_menu_sensitivity (window);
    }
}

static void
tab_detached_cb (EphyNotebook *notebook, GtkWidget *child,
         gpointer data)
{
    EphyWindow *window;

    g_return_if_fail (EPHY_IS_NOTEBOOK (notebook));
    g_return_if_fail (EPHY_IS_EMBED (child));

    window = ephy_window_new ();
    ephy_notebook_move_page (notebook,
                 EPHY_NOTEBOOK (ephy_window_get_notebook (window)),
                 child, 0);
    gtk_widget_show (GTK_WIDGET (window));
}

static void
tabs_reordered_cb (EphyNotebook *notebook, EphyWindow *window)
{
    update_tabs_menu_sensitivity (window);
    ephy_tabs_menu_update (window->priv->tabs_menu);
}

static GtkNotebook *
setup_notebook (EphyWindow *window)
{
    GtkNotebook *notebook;

    notebook = GTK_NOTEBOOK (ephy_notebook_new ());
    gtk_notebook_set_scrollable (notebook, TRUE);
    gtk_notebook_set_show_border (notebook, FALSE);
    gtk_notebook_set_show_tabs (notebook, FALSE);

    g_signal_connect_after (G_OBJECT (notebook), "switch_page",
                G_CALLBACK (
                ephy_window_notebook_switch_page_cb),
                window);

    g_signal_connect (G_OBJECT (notebook), "tab_added",
              G_CALLBACK (tab_added_cb), window);
    g_signal_connect (G_OBJECT (notebook), "tab_removed",
              G_CALLBACK (tab_removed_cb), window);
    g_signal_connect (G_OBJECT (notebook), "tab_detached",
              G_CALLBACK (tab_detached_cb), NULL);
    g_signal_connect (G_OBJECT (notebook), "tabs_reordered",
              G_CALLBACK (tabs_reordered_cb), window);

    return notebook;
}

static void
ephy_window_set_property (GObject *object,
              guint prop_id,
              const GValue *value,
              GParamSpec *pspec)
{
    EphyWindow *window = EPHY_WINDOW (object);

    switch (prop_id)
    {
        case PROP_ACTIVE_TAB:
            ephy_window_set_active_tab (window, g_value_get_object (value));
            break;
    }
}

static void
ephy_window_get_property (GObject *object,
              guint prop_id,
              GValue *value,
              GParamSpec *pspec)
{
    EphyWindow *window = EPHY_WINDOW (object);

    switch (prop_id)
    {
        case PROP_ACTIVE_TAB:
            g_value_set_object (value, window->priv->active_tab);
            break;
    }
}

static void
ephy_window_class_init (EphyWindowClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);
    GtkObjectClass *gtkobject_class = GTK_OBJECT_CLASS (klass);
    GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);

        parent_class = g_type_class_peek_parent (klass);

        object_class->finalize = ephy_window_finalize;
    object_class->get_property = ephy_window_get_property;
    object_class->set_property = ephy_window_set_property;

    gtkobject_class->destroy = ephy_window_destroy;

    widget_class->show = ephy_window_show;

    g_object_class_install_property (object_class,
                     PROP_ACTIVE_TAB,
                     g_param_spec_object ("active-tab",
                                  "active-tab",
                                  "Active tab",
                                  EPHY_TYPE_TAB,
                                  G_PARAM_READWRITE));

    g_type_class_add_private (object_class, sizeof(EphyWindowPrivate));
}

static void
ensure_default_icon (void)
{
    static gboolean ephy_has_default_icon = FALSE;
    GtkIconTheme *icon_theme;
    GtkIconInfo *icon_info;
    const char *icon_file;

    if (ephy_has_default_icon) return;

    /* FIXME listen on icon changes */
    /* FIXME MultiHead: icon theme is per-display, not global */
    icon_theme = gtk_icon_theme_get_default ();
    icon_info = gtk_icon_theme_lookup_icon (icon_theme, "web-browser", -1, 0);

    if (icon_info)
    {

        icon_file = gtk_icon_info_get_filename (icon_info);
        if (icon_file)
        {
            gtk_window_set_default_icon_from_file (icon_file, NULL);
        }

        gtk_icon_info_free (icon_info);
    }
    else
    {
        g_warning ("Web browser gnome icon not found");
    }

    ephy_has_default_icon = TRUE;
}

static void
update_layout_toggles (EphyWindow *window)
{
    GtkActionGroup *action_group = GTK_ACTION_GROUP (window->priv->action_group);
    GtkAction *action;

    action = gtk_action_group_get_action (action_group, "ViewToolbar");
    gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
                      eel_gconf_get_boolean (CONF_WINDOWS_SHOW_TOOLBARS));

    action = gtk_action_group_get_action (action_group, "ViewBookmarksBar");
    gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
                      eel_gconf_get_boolean (CONF_WINDOWS_SHOW_BOOKMARKS_BAR));

    action = gtk_action_group_get_action (action_group, "ViewStatusbar");
    gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
                      eel_gconf_get_boolean (CONF_WINDOWS_SHOW_STATUSBAR));
}

static void
chrome_notifier (GConfClient *client,
         guint cnxn_id,
         GConfEntry *entry,
         EphyWindow *window)
{
    update_chrome (window);
    update_layout_toggles(window);
}

static void
ephy_window_init (EphyWindow *window)
{
    EphyExtension *manager;

    LOG ("EphyWindow initialising %p", window)

    window->priv = EPHY_WINDOW_GET_PRIVATE (window);

    window->priv->active_tab = NULL;
    window->priv->requested_chrome_mask = EMBED_CHROME_DEFAULT;
    window->priv->actual_chrome_mask = 0;
    window->priv->closing = FALSE;
    window->priv->ppview_toolbar = NULL;
    window->priv->exit_fullscreen_popup = NULL;
    window->priv->num_tabs = 0;
    window->priv->is_fullscreen = FALSE;
    window->priv->is_ppview = FALSE;
    window->priv->has_size = FALSE;

    ensure_default_icon ();

    g_object_ref (ephy_shell);

    /* Setup the UI manager and connect verbs */
    setup_ui_manager (window);

    window->priv->toolbar = toolbar_new (window);
    gtk_box_pack_end (GTK_BOX (window->priv->menu_dock),
              GTK_WIDGET (window->priv->toolbar),
              FALSE, FALSE, 0);


    window->priv->notebook = setup_notebook (window);
    gtk_box_pack_start (GTK_BOX (window->priv->main_vbox),
                GTK_WIDGET (window->priv->notebook),
                TRUE, TRUE, 0);

    window->priv->statusbar = statusbar_new ();
    gtk_box_pack_start (GTK_BOX (window->priv->main_vbox),
                GTK_WIDGET (window->priv->statusbar),
                FALSE, TRUE, 0);
    window->priv->tab_message_cid = gtk_statusbar_get_context_id
        (GTK_STATUSBAR (window->priv->statusbar), "tab_message");

    /* Initialize the menus */
    window->priv->tabs_menu = ephy_tabs_menu_new (window);
    window->priv->fav_menu = ephy_favorites_menu_new (window);
    window->priv->enc_menu = ephy_encoding_menu_new (window);
    window->priv->bmk_menu = ephy_bookmarks_menu_new (window);

    /* Once the window is sufficiently created let the extensions attach to it */
    manager = EPHY_EXTENSION (ephy_shell_get_extensions_manager (ephy_shell));
    ephy_extension_attach_window (manager, window);

    /* show widgets */
    gtk_widget_show (GTK_WIDGET (window->priv->toolbar));
    gtk_widget_show (GTK_WIDGET (window->priv->notebook));
    gtk_widget_show (window->priv->statusbar);

    g_signal_connect (window,
              "selection-received",
              G_CALLBACK (ephy_window_selection_received_cb),
              window);
    g_signal_connect (window, "window-state-event",
              G_CALLBACK (ephy_window_state_event_cb),
              window);

    /* lockdown pref notifiers */
    window->priv->disable_js_chrome_notifier_id = eel_gconf_notification_add
        (CONF_LOCKDOWN_DISABLE_JAVASCRIPT_CHROME,
         (GConfClientNotifyFunc)chrome_notifier, window);

    window->priv->show_toolbars_notifier_id = eel_gconf_notification_add
        (CONF_WINDOWS_SHOW_TOOLBARS,
         (GConfClientNotifyFunc)chrome_notifier, window);

    window->priv->show_bookmarks_bar_notifier_id = eel_gconf_notification_add
        (CONF_WINDOWS_SHOW_BOOKMARKS_BAR,
         (GConfClientNotifyFunc)chrome_notifier, window);

    window->priv->show_statusbar_notifier_id = eel_gconf_notification_add
        (CONF_WINDOWS_SHOW_STATUSBAR,
         (GConfClientNotifyFunc)chrome_notifier, window);

    window->priv->hide_menubar_notifier_id = eel_gconf_notification_add
        (CONF_LOCKDOWN_HIDE_MENUBAR,
         (GConfClientNotifyFunc)chrome_notifier, window);

    /* ensure the UI is updated */
    gtk_ui_manager_ensure_update (GTK_UI_MANAGER (window->ui_merge));

    init_menu_updaters (window);
}

static void
ephy_window_finalize (GObject *object)
{
        EphyWindow *window = EPHY_WINDOW (object);

    eel_gconf_notification_remove (window->priv->disable_js_chrome_notifier_id);
    eel_gconf_notification_remove (window->priv->show_toolbars_notifier_id);
    eel_gconf_notification_remove (window->priv->show_bookmarks_bar_notifier_id);
    eel_gconf_notification_remove (window->priv->show_statusbar_notifier_id);
    eel_gconf_notification_remove (window->priv->hide_menubar_notifier_id);

    if (window->priv->find_dialog)
    {
        g_object_unref (G_OBJECT (window->priv->find_dialog));
    }

    if (window->priv->print_dialog)
    {
        g_object_unref (G_OBJECT (window->priv->print_dialog));
    }

    g_object_unref (window->priv->fav_menu);
    g_object_unref (window->priv->enc_menu);
    g_object_unref (window->priv->tabs_menu);
    g_object_unref (window->priv->bmk_menu);

    if (window->priv->ppview_toolbar)
    {
        g_object_unref (window->priv->ppview_toolbar);
    }

    g_object_unref (window->priv->action_group);
    g_object_unref (window->ui_merge);

        G_OBJECT_CLASS (parent_class)->finalize (object);

    LOG ("Ephy Window finalized %p", window)

    g_object_unref (ephy_shell);
}

EphyWindow *
ephy_window_new (void)
{
    return EPHY_WINDOW (g_object_new (EPHY_TYPE_WINDOW, NULL));
}

void
ephy_window_request_chrome (EphyWindow *window,
                EmbedChromeMask flags)
{
    window->priv->requested_chrome_mask = flags;
    update_chrome (window);
}

void
ephy_window_set_print_preview (EphyWindow *window, gboolean enabled)
{
    window->priv->is_ppview = enabled;
    update_chrome (window);
    ephy_notebook_set_show_tabs (EPHY_NOTEBOOK (window->priv->notebook), !enabled);
}


GtkWidget *
ephy_window_get_toolbar (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return GTK_WIDGET (window->priv->toolbar);
}

GtkWidget *
ephy_window_get_notebook (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return GTK_WIDGET (window->priv->notebook);
}

GtkWidget *
ephy_window_get_statusbar (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return GTK_WIDGET (window->priv->statusbar);
}

void
ephy_window_add_tab (EphyWindow *window,
             EphyTab *tab,
             gint position,
             gboolean jump_to)
{
    GtkWidget *widget;

    g_return_if_fail (EPHY_IS_WINDOW (window));
    g_return_if_fail (EPHY_IS_TAB (tab));

    widget = GTK_WIDGET(ephy_tab_get_embed (tab));

    ephy_notebook_insert_page (EPHY_NOTEBOOK (window->priv->notebook),
                   widget, position, jump_to);
}

void
ephy_window_jump_to_tab (EphyWindow *window,
               EphyTab *tab)
{
    GtkWidget *widget;
    int page;

    widget = GTK_WIDGET(ephy_tab_get_embed (tab));

    page = gtk_notebook_page_num
        (window->priv->notebook, widget);
    gtk_notebook_set_current_page
        (window->priv->notebook, page);
}

static EphyTab *
real_get_active_tab (EphyWindow *window, int page_num)
{
    EphyTab *tab;
    GtkWidget *embed_widget;

    if (page_num == -1)
    {
        page_num = gtk_notebook_get_current_page (window->priv->notebook);
    }
    embed_widget = gtk_notebook_get_nth_page (window->priv->notebook,
                          page_num);

    g_return_val_if_fail (GTK_IS_WIDGET (embed_widget), NULL);
    tab = g_object_get_data (G_OBJECT (embed_widget), "EphyTab");
    g_return_val_if_fail (EPHY_IS_TAB (tab), NULL);

    return tab;
}

void
ephy_window_remove_tab (EphyWindow *window,
                EphyTab *tab)
{
    GtkWidget *embed;

    g_return_if_fail (EPHY_IS_WINDOW (window));
    g_return_if_fail (EPHY_IS_TAB (tab));

    embed = GTK_WIDGET (ephy_tab_get_embed (tab));

    ephy_notebook_remove_page (EPHY_NOTEBOOK (window->priv->notebook),
                  embed);
}

/**
 * ephy_window_load_url:
 * @window: a #EphyWindow
 * @url: the url to load
 *
 * Load a new url in the active tab of the window.
 * Unlike ephy_embed_load_url this function activate
 * the embed.
 *
 **/
void
ephy_window_load_url (EphyWindow *window,
            const char *url)
{
    EphyEmbed *embed;

        g_return_if_fail (EPHY_IS_WINDOW(window));
    embed = ephy_window_get_active_embed (window);
        g_return_if_fail (embed != NULL);
        g_return_if_fail (url != NULL);

        ephy_embed_load_url (embed, url);
    ephy_embed_activate (embed);
}

void ephy_window_activate_location (EphyWindow *window)
{
    toolbar_activate_location (window->priv->toolbar);
}

void
ephy_window_show (GtkWidget *widget)
{
    EphyWindow *window = EPHY_WINDOW(widget);

    update_chrome (window);
    update_layout_toggles(window);

    if (!window->priv->has_size)
    {
        gboolean keep_state = TRUE;

        /* Do not keep state of sized popups */
        if (window->priv->actual_chrome_mask & EMBED_CHROME_OPENASPOPUP)
        {
            EphyTab *tab;
            int width, height;

            tab = ephy_window_get_active_tab (EPHY_WINDOW (window));
            g_return_if_fail (tab != NULL);

            ephy_tab_get_size (tab, &width, &height);
            if (width != -1 || height != -1)
            {
                keep_state = FALSE;
            }
        }

        if (keep_state)
        {
            ephy_state_add_window (widget, "main_window", 600, 500,
                           EPHY_STATE_WINDOW_SAVE_SIZE);
        }

        window->priv->has_size = TRUE;
    }

    GTK_WIDGET_CLASS (parent_class)->show (widget);
}

EphyTab *
ephy_window_get_active_tab (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return window->priv->active_tab;
}

EphyEmbed *
ephy_window_get_active_embed (EphyWindow *window)
{
    EphyTab *tab;

    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    tab = ephy_window_get_active_tab (window);

    if (tab)
    {
        return ephy_tab_get_embed (tab);
    }

    return NULL;
}

GList *
ephy_window_get_tabs (EphyWindow *window)
{
    GList *tabs = NULL;
    GtkWidget *w;
    int i = 0;

    while ((w = gtk_notebook_get_nth_page (window->priv->notebook, i)) != NULL)
    {
        EphyTab *tab;

        tab = g_object_get_data (G_OBJECT (w), "EphyTab");
        g_return_val_if_fail (EPHY_IS_TAB (G_OBJECT (tab)), NULL);

        tabs = g_list_prepend (tabs, tab);
        i++;
    }

    return g_list_reverse (tabs);
}

static void
update_embed_dialogs (EphyWindow *window,
              EphyTab *tab)
{
    EphyEmbed *embed;
    EphyDialog *find_dialog = window->priv->find_dialog;
    EphyDialog *print_dialog = window->priv->print_dialog;

    embed = ephy_tab_get_embed (tab);

    if (find_dialog)
    {
        ephy_embed_dialog_set_embed
            (EPHY_EMBED_DIALOG(find_dialog),
             embed);
    }

    if (print_dialog)
    {
        ephy_embed_dialog_set_embed
            (EPHY_EMBED_DIALOG(print_dialog),
             embed);
    }
}

static void
ephy_window_notebook_switch_page_cb (GtkNotebook *notebook,
                     GtkNotebookPage *page,
                     guint page_num,
                     EphyWindow *window)
{
    EphyTab *tab;

    g_return_if_fail (EPHY_IS_WINDOW (window));
    if (window->priv->closing) return;

    /* get the new tab */
    tab = real_get_active_tab (window, page_num);

    /* update new tab */
    ephy_window_set_active_tab (window, tab);

    update_embed_dialogs (window, tab);

    /* update window controls */
    update_tabs_menu_sensitivity (window);
}

void
ephy_window_find (EphyWindow *window)
{
    EphyDialog *dialog;
    EphyEmbed *embed;

    if (window->priv->find_dialog == NULL)
    {
        embed = ephy_window_get_active_embed (window);
        g_return_if_fail (GTK_IS_WINDOW(window));

        dialog = find_dialog_new_with_parent (GTK_WIDGET(window),
                              embed);
        window->priv->find_dialog = dialog;

        g_object_add_weak_pointer(G_OBJECT (dialog),
                      (gpointer *) &window->priv->find_dialog);
    }

    ephy_dialog_show (window->priv->find_dialog);
}

void
ephy_window_print (EphyWindow *window)
{
    if (window->priv->print_dialog == NULL)
    {
        EphyDialog *dialog;
        EphyEmbed *embed;

        embed = ephy_window_get_active_embed (window);
        dialog = ephy_print_dialog_new  (GTK_WIDGET (window), embed, FALSE);

        window->priv->print_dialog = dialog;
        g_object_add_weak_pointer(G_OBJECT (dialog),
                      (gpointer *) &window->priv->print_dialog);
    }

    ephy_dialog_show (window->priv->print_dialog);
}

void
ephy_window_set_zoom (EphyWindow *window,
              float zoom)
{
    EphyEmbed *embed;
    float current_zoom = 1.0;

        g_return_if_fail (EPHY_IS_WINDOW (window));

    embed = ephy_window_get_active_embed (window);
        g_return_if_fail (embed != NULL);

    current_zoom = ephy_embed_zoom_get (embed);

    if (zoom == ZOOM_IN)
    {
        zoom = ephy_zoom_get_changed_zoom_level (current_zoom, 1);
    }
    else if (zoom == ZOOM_OUT)
    {
        zoom = ephy_zoom_get_changed_zoom_level (current_zoom, -1);
    }

    if (zoom != current_zoom)
    {
        ephy_embed_zoom_set (embed, zoom, TRUE);
    }
}