path: root/src/ephy-window.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Copyright © 2000, 2001, 2002, 2003, 2004 Marco Pesenti Gritti
 *  Copyright © 2003, 2004 Christian Persch
 *  Copyright © 2011 Igalia S.L.
 *
 *  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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include "config.h"
#include "ephy-window.h"

#include "ephy-action-helper.h"
#include "ephy-bookmarks-ui.h"
#include "ephy-certificate-dialog.h"
#include "ephy-combined-stop-reload-action.h"
#include "ephy-debug.h"
#include "ephy-download-widget.h"
#include "ephy-download.h"
#include "ephy-embed-container.h"
#include "ephy-embed-prefs.h"
#include "ephy-embed-shell.h"
#include "ephy-embed-type-builtins.h"
#include "ephy-embed-utils.h"
#include "ephy-encoding-menu.h"
#include "ephy-file-helpers.h"
#include "ephy-find-toolbar.h"
#include "ephy-gui.h"
#include "ephy-home-action.h"
#include "ephy-initial-state.h"
#include "ephy-link.h"
#include "ephy-location-entry.h"
#include "ephy-navigation-history-action.h"
#include "ephy-notebook.h"
#include "ephy-page-menu-action.h"
#include "ephy-prefs.h"
#include "ephy-private.h"
#include "ephy-session.h"
#include "ephy-settings.h"
#include "ephy-shell.h"
#include "ephy-toolbar.h"
#include "ephy-type-builtins.h"
#include "ephy-web-app-utils.h"
#include "ephy-web-view.h"
#include "ephy-zoom-action.h"
#include "ephy-zoom.h"
#include "popup-commands.h"
#include "window-commands.h"

#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
#include <gio/gio.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include <libsoup/soup.h>

#define WNCK_I_KNOW_THIS_IS_UNSTABLE
#include <libwnck/libwnck.h>

#ifdef HAVE_WEBKIT2
#include <webkit2/webkit2.h>
#else
#include <webkit/webkit.h>
#endif

#ifdef HAVE_X11_XF86KEYSYM_H
#include <X11/XF86keysym.h>
#endif

/**
 * SECTION:ephy-window
 * @short_description: Epiphany's main #GtkWindow widget
 *
 * #EphyWindow is Epiphany's main widget.
 */

static void ephy_window_view_popup_windows_cb   (GtkAction *action,
                         EphyWindow *window);

static const GtkActionEntry ephy_menu_entries [] = {

    /* Toplevel */

    { "Bookmarks", NULL, N_("_Bookmarks") },
    { "PopupAction", NULL, "" },
    { "PagePopupAction", NULL, "" },
    { "NotebookPopupAction", NULL, "" },

    /* File actions. */

    { "FileNewWindow", NULL, N_("_New Window"), "<control>N", NULL,
      G_CALLBACK (window_cmd_file_new_window) },
    { "FileNewWindowIncognito", NULL, N_("New _Incognito Window"), "<control><shift>N", NULL,
      G_CALLBACK (window_cmd_file_new_incognito_window) },
    { "FileOpen", NULL, N_("_Open…"), "<control>O", NULL,
      G_CALLBACK (window_cmd_file_open) },
    { "FileSaveAs", NULL, N_("Save _As…"), "<shift><control>S", NULL,
      G_CALLBACK (window_cmd_file_save_as) },
    { "FileSaveAsApplication", NULL, N_("Save As _Web Application…"), "<shift><control>A", NULL,
      G_CALLBACK (window_cmd_file_save_as_application) },
    { "FilePrint", NULL, N_("_Print…"), "<control>P", NULL,
      G_CALLBACK (window_cmd_file_print) },
    { "FileSendTo", NULL, N_("S_end Link by Email…"), NULL, NULL,
      G_CALLBACK (window_cmd_file_send_to) },
    { "FileCloseTab", NULL, N_("_Close"), "<control>W", NULL,
      G_CALLBACK (window_cmd_file_close_window) },
    { "FileQuit", NULL, N_("_Quit"), "<control>Q", NULL,
      G_CALLBACK (window_cmd_file_quit) },

    /* Edit actions. */

    { "EditUndo", NULL, N_("_Undo"), "<control>Z", NULL,
      G_CALLBACK (window_cmd_edit_undo) },
    { "EditRedo", NULL, N_("Re_do"), "<shift><control>Z", NULL,
      G_CALLBACK (window_cmd_edit_redo) },
    { "EditCut", NULL, N_("Cu_t"), "<control>X", NULL,
      G_CALLBACK (window_cmd_edit_cut) },
    { "EditCopy", NULL, N_("_Copy"), "<control>C", NULL,
      G_CALLBACK (window_cmd_edit_copy) },
    { "EditPaste", NULL, N_("_Paste"), "<control>V", NULL,
      G_CALLBACK (window_cmd_edit_paste) },
    { "EditDelete", NULL, NULL, NULL, NULL,
      G_CALLBACK (window_cmd_edit_delete) },
    { "EditSelectAll", NULL, N_("Select _All"), "<control>A", NULL,
      G_CALLBACK (window_cmd_edit_select_all) },
    { "EditFind", NULL, N_("_Find…"), "<control>F", NULL,
      G_CALLBACK (window_cmd_edit_find) },
    { "EditFindNext", NULL, N_("Find Ne_xt"), "<control>G", NULL,
      G_CALLBACK (window_cmd_edit_find_next) },
    { "EditFindPrev", NULL, N_("Find Pre_vious"), "<shift><control>G", NULL,
      G_CALLBACK (window_cmd_edit_find_prev) },
    { "EditBookmarks", NULL, N_("Edit _Bookmarks"), "<control>B", NULL,
      G_CALLBACK (window_cmd_edit_bookmarks) },
    { "EditHistory", NULL, N_("_History"), "<control>H", NULL,
      G_CALLBACK (window_cmd_edit_history) },
    { "EditPreferences", NULL, N_("Pr_eferences"), "<control>e", NULL,
      G_CALLBACK (window_cmd_edit_preferences) },
    { "EditPersonalData", NULL, N_("_Personal Data"), "<control>m", NULL,
      G_CALLBACK (window_cmd_edit_personal_data) },

    /* View actions. */

    { "ViewStop", NULL, N_("_Stop"), "Escape", NULL,
      G_CALLBACK (window_cmd_view_stop) },
    { "ViewAlwaysStop", NULL, N_("_Stop"), "Escape",
      NULL, G_CALLBACK (window_cmd_view_stop) },
    { "ViewReload", NULL, N_("_Reload"), "<control>R", NULL,
      G_CALLBACK (window_cmd_view_reload) },
    { "ViewZoomIn", NULL, N_("Zoom _In"), "<control>plus", NULL,
      G_CALLBACK (window_cmd_view_zoom_in) },
    { "ViewZoomOut", NULL, N_("Zoom O_ut"), "<control>minus", NULL,
      G_CALLBACK (window_cmd_view_zoom_out) },
    { "ViewZoomNormal", NULL, N_("_Normal Size"), "<control>0", NULL,
      G_CALLBACK (window_cmd_view_zoom_normal) },
    { "ViewEncoding", NULL, N_("Text _Encoding"), NULL, NULL, NULL },
    { "ViewPageSource", NULL, N_("_Page Source"), "<control>U", NULL,
      G_CALLBACK (window_cmd_view_page_source) },

    /* Bookmarks actions. */

    { "FileBookmarkPage", NULL, N_("_Add Bookmark…"), "<control>D", NULL,
      G_CALLBACK (window_cmd_file_bookmark_page) },

    /* Go actions. */

    { "GoLocation", NULL, N_("_Location…"), "<control>L", NULL,
      G_CALLBACK (window_cmd_go_location) },

    /* Tabs actions. */

    { "TabsPrevious", NULL, N_("_Previous Tab"), "<control>Page_Up", NULL,
      G_CALLBACK (window_cmd_tabs_previous) },
    { "TabsNext", NULL, N_("_Next Tab"), "<control>Page_Down", NULL,
      G_CALLBACK (window_cmd_tabs_next) },
    { "TabsMoveLeft", NULL, N_("Move Tab _Left"), "<shift><control>Page_Up", NULL,
      G_CALLBACK (window_cmd_tabs_move_left) },
    { "TabsMoveRight", NULL, N_("Move Tab _Right"), "<shift><control>Page_Down", NULL,
      G_CALLBACK (window_cmd_tabs_move_right) },
        { "TabsDetach", NULL, N_("_Detach Tab"), NULL, NULL,
          G_CALLBACK (window_cmd_tabs_detach) },

    /* Help. */

    { "HelpContents", NULL, N_("_Help"), NULL, NULL,
      G_CALLBACK (window_cmd_help_contents) },
    { "HelpAbout", NULL, N_("_About"), NULL, NULL,
      G_CALLBACK (window_cmd_help_about) }
};

static const GtkToggleActionEntry ephy_menu_toggle_entries [] =
{
    /* View actions. */

    { "ViewDownloadsBar", NULL, N_("_Downloads Bar"), NULL, NULL,
      NULL, FALSE },

    { "ViewFullscreen", NULL, N_("_Fullscreen"), "F11", NULL,
      G_CALLBACK (window_cmd_view_fullscreen), FALSE },
    { "ViewPopupWindows", NULL, N_("Popup _Windows"), NULL, NULL,
      G_CALLBACK (ephy_window_view_popup_windows_cb), FALSE },
    { "BrowseWithCaret", NULL, N_("Selection Caret"), "F7", NULL,
      G_CALLBACK (window_cmd_browse_with_caret), FALSE }
};

static const GtkActionEntry ephy_popups_entries [] = {
        /* Document. */

    { "ContextBookmarkPage", NULL, N_("Add Boo_kmark…"), "<control>D", NULL,
      G_CALLBACK (window_cmd_file_bookmark_page) },
    
    /* Links. */

    { "OpenLink", NULL, 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", NULL, N_("_Download Link"), NULL,
      NULL, G_CALLBACK (popup_cmd_download_link) },
    { "DownloadLinkAs", NULL, N_("_Save Link As…"), NULL, NULL,
      G_CALLBACK (popup_cmd_download_link_as) },
    { "BookmarkLink", NULL, 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) },
    { "CopyEmailAddress", NULL, N_("_Copy E-mail Address"), NULL,
      NULL, G_CALLBACK (popup_cmd_copy_link_address) },

    /* Images. */

    { "OpenImage", NULL, N_("Open _Image"), NULL,
      NULL, G_CALLBACK (popup_cmd_open_image) },
    { "SaveImageAs", NULL, 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) },
    { "StartImageAnimation", NULL, N_("St_art Animation"), NULL,
      NULL, NULL },
    { "StopImageAnimation", NULL, N_("St_op Animation"), NULL,
      NULL, NULL },

    /* Spelling. */

    { "ReplaceWithSpellingSuggestion0", NULL, NULL, NULL,
      NULL, G_CALLBACK (popup_replace_spelling), },
    { "ReplaceWithSpellingSuggestion1", NULL, NULL, NULL,
      NULL, G_CALLBACK (popup_replace_spelling), },
    { "ReplaceWithSpellingSuggestion2", NULL, NULL, NULL,
      NULL, G_CALLBACK (popup_replace_spelling), },
    { "ReplaceWithSpellingSuggestion3", NULL, NULL, NULL,
      NULL, G_CALLBACK (popup_replace_spelling), },


    /* Inspector. */
    { "InspectElement", NULL, N_("Inspect _Element"), NULL,
      NULL, G_CALLBACK (popup_cmd_inspect_element) },
};

static const struct
{
    guint keyval;
    GdkModifierType modifier;
    const gchar *action;
    gboolean fromToolbar;
} extra_keybindings [] = {
    /* FIXME: PageMenu should have its accel without being in the
     * extra keybindings, but does not seem to work for some
     * reason. */
    { GDK_KEY_F10,      0,          "PageMenu",      TRUE },
    { GDK_KEY_Home,     GDK_MOD1_MASK,          "FileHome",      TRUE },
    /* FIXME: these are not in any menu for now, so add them here. */
    { GDK_KEY_F11,          0,                      "ViewFullscreen",        FALSE },
    { GDK_KEY_plus,         GDK_CONTROL_MASK,       "ViewZoomIn",            FALSE },
    { GDK_KEY_minus,        GDK_CONTROL_MASK,       "ViewZoomOut",           FALSE },
    { GDK_KEY_0,            GDK_CONTROL_MASK,       "ViewZoomNormal",        FALSE },
    { GDK_KEY_g,            GDK_CONTROL_MASK,       "EditFindNext",          FALSE },
    { GDK_KEY_G,            GDK_CONTROL_MASK |
                            GDK_SHIFT_MASK,         "EditFindPrev",          FALSE },

    { GDK_KEY_s,        GDK_CONTROL_MASK,   "FileSaveAs",        FALSE },
    { GDK_KEY_R,        GDK_CONTROL_MASK |
                GDK_SHIFT_MASK,     "ViewReload",        FALSE },
    /* Tab navigation */
    { GDK_KEY_Page_Up,      GDK_CONTROL_MASK,       "TabsPrevious",          FALSE },
    { GDK_KEY_Page_Down,    GDK_CONTROL_MASK,       "TabsNext",              FALSE },
    { GDK_KEY_Page_Up,      GDK_CONTROL_MASK |
                            GDK_SHIFT_MASK,         "TabsMoveLeft",          FALSE },
    { GDK_KEY_Page_Down,    GDK_CONTROL_MASK |
                            GDK_SHIFT_MASK,         "TabsMoveRight",         FALSE },
    /* Go */
    { GDK_KEY_l,            GDK_CONTROL_MASK,       "GoLocation",            FALSE },
    /* Support all the MSIE tricks as well ;) */
    { GDK_KEY_F5,       0,          "ViewReload",        FALSE },
    { GDK_KEY_F5,       GDK_CONTROL_MASK,   "ViewReload",        FALSE },
    { GDK_KEY_F5,       GDK_SHIFT_MASK,     "ViewReload",        FALSE },
    { GDK_KEY_F5,       GDK_CONTROL_MASK |
                GDK_SHIFT_MASK,     "ViewReload",        FALSE },
    { GDK_KEY_KP_Add,   GDK_CONTROL_MASK,   "ViewZoomIn",        FALSE },
    { GDK_KEY_KP_Subtract,  GDK_CONTROL_MASK,   "ViewZoomOut",       FALSE },
    { GDK_KEY_equal,    GDK_CONTROL_MASK,   "ViewZoomIn",        FALSE },
    { GDK_KEY_KP_0,     GDK_CONTROL_MASK,   "ViewZoomNormal",    FALSE },
    /* These keys are a bit strange: when pressed with no modifiers, they emit
     * KP_PageUp/Down Control; when pressed with Control+Shift they are KP_9/3,
     * when NumLock is on they are KP_9/3 and with NumLock and Control+Shift
     * They're KP_PageUp/Down again!
     */
    { GDK_KEY_KP_Left,  GDK_MOD1_MASK /*Alt*/,  "NavigationBack",   TRUE },
    { GDK_KEY_KP_4,     GDK_MOD1_MASK /*Alt*/,  "NavigationBack",   TRUE },
    { GDK_KEY_KP_Right, GDK_MOD1_MASK /*Alt*/,  "NavigationForward",    TRUE },
    { GDK_KEY_KP_6,     GDK_MOD1_MASK /*Alt*/,  "NavigationForward",    TRUE },
    { GDK_KEY_KP_Page_Up,   GDK_CONTROL_MASK,   "TabsPrevious",     FALSE },
    { GDK_KEY_KP_9,     GDK_CONTROL_MASK,   "TabsPrevious",     FALSE },
    { GDK_KEY_KP_Page_Down, GDK_CONTROL_MASK,   "TabsNext",     FALSE },
    { GDK_KEY_KP_3,     GDK_CONTROL_MASK,   "TabsNext",     FALSE },
    { GDK_KEY_KP_Page_Up,   GDK_SHIFT_MASK | GDK_CONTROL_MASK,  "TabsMoveLeft",     FALSE },
    { GDK_KEY_KP_9,     GDK_SHIFT_MASK | GDK_CONTROL_MASK,  "TabsMoveLeft",     FALSE },
    { GDK_KEY_KP_Page_Down, GDK_SHIFT_MASK | GDK_CONTROL_MASK,  "TabsMoveRight",    FALSE },
    { GDK_KEY_KP_3,     GDK_SHIFT_MASK | GDK_CONTROL_MASK,  "TabsMoveRight",    FALSE },
#ifdef HAVE_X11_XF86KEYSYM_H
    { XF86XK_Back,      0,          "NavigationBack",   TRUE  },
    { XF86XK_Forward,   0,          "NavigationForward",    TRUE  },
    { XF86XK_Go,        0,          "GoLocation",       FALSE },
    { XF86XK_OpenURL,   0,          "GoLocation",       FALSE },
    { XF86XK_AddFavorite,   0,          "FileBookmarkPage", FALSE },
    { XF86XK_Refresh,   0,          "ViewReload",       FALSE },
    { XF86XK_Reload,    0,          "ViewReload",       FALSE },
    { XF86XK_Search,    0,          "EditFind",     FALSE },
    { XF86XK_Send,      0,          "FileSendTo",       FALSE },
    { XF86XK_Stop,      0,          "ViewStop",     FALSE },
    { XF86XK_ZoomIn,    0,          "ViewZoomIn",       FALSE },
    { XF86XK_ZoomOut,   0,          "ViewZoomOut",      FALSE }
    /* FIXME: what about ScrollUp, ScrollDown, Menu*, Option, LogOff, Save,.. any others? */
#endif /* HAVE_X11_XF86KEYSYM_H */
};

#define SETTINGS_CONNECTION_DATA_KEY    "EphyWindowSettings"

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

struct _EphyWindowPrivate
{
    GtkWidget *main_vbox;
    GtkWidget *toolbar;
    GtkUIManager *manager;
    GtkActionGroup *action_group;
    GtkActionGroup *popups_action_group;
    GtkActionGroup *toolbar_action_group;
    GtkActionGroup *tab_accels_action_group;
    EphyEncodingMenu *enc_menu;
    GtkNotebook *notebook;
    EphyEmbed *active_embed;
    EphyFindToolbar *find_toolbar;
    EphyWebViewChrome chrome;
    EphyWebViewChrome pre_fullscreen_chrome;
    EphyEmbedEvent *context_event;
    WebKitHitTestResult *hit_test_result;
    guint idle_worker;
    GtkWidget *downloads_box;

    EphyLocationController *location_controller;

    gulong set_focus_handler;
    gulong app_menu_visibility_handler;

    guint closing : 1;
    guint has_size : 1;
    guint fullscreen_mode : 1;
    guint is_popup : 1;
    guint present_on_insert : 1;
    guint key_theme_is_emacs : 1;
    guint updating_address : 1;
    guint show_lock : 1;
    guint force_close : 1;
    guint checking_modified_forms : 1;
};

enum
{
    PROP_0,
    PROP_ACTIVE_CHILD,
    PROP_CHROME,
    PROP_SINGLE_TAB_MODE
};

/* Make sure not to overlap with those in ephy-lockdown.c */
enum
{
    SENS_FLAG_CHROME    = 1 << 0,
    SENS_FLAG_CONTEXT   = 1 << 1,
    SENS_FLAG_DOCUMENT  = 1 << 2,
    SENS_FLAG_LOADING   = 1 << 3,
    SENS_FLAG_NAVIGATION    = 1 << 4,
    SENS_FLAG_IS_BLANK  = 1 << 5
};

static gint
impl_add_child (EphyEmbedContainer *container,
        EphyEmbed *child,
        gint position,
        gboolean jump_to)
{
    EphyWindow *window = EPHY_WINDOW (container);

    g_return_val_if_fail (!window->priv->is_popup ||
                  gtk_notebook_get_n_pages (GTK_NOTEBOOK (window->priv->notebook)) < 1, -1);

    return ephy_notebook_add_tab (EPHY_NOTEBOOK (window->priv->notebook),
                      child, position, jump_to);
}

static void
impl_set_active_child (EphyEmbedContainer *container,
               EphyEmbed *child)
{
    int page;
    EphyWindow *window;

    window = EPHY_WINDOW (container);

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

static GtkWidget *
construct_confirm_close_dialog (EphyWindow *window,
                const char *title,
                const char *info,
                const char *action)
{
    GtkWidget *dialog;

    dialog = gtk_message_dialog_new (GTK_WINDOW (window),
                     GTK_DIALOG_MODAL,
                     GTK_MESSAGE_WARNING,
                     GTK_BUTTONS_CANCEL,
                     "%s", title);

    gtk_message_dialog_format_secondary_text
        (GTK_MESSAGE_DIALOG (dialog), "%s", info);
    
    gtk_dialog_add_button (GTK_DIALOG (dialog),
                   action, GTK_RESPONSE_ACCEPT);

    gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_CANCEL);

    /* FIXME gtk_window_set_title (GTK_WINDOW (dialog), _("Close Document?")); */
    gtk_window_group_add_window (gtk_window_get_group (GTK_WINDOW (window)),
                     GTK_WINDOW (dialog));

    return dialog;
}

static gboolean
confirm_close_with_modified_forms (EphyWindow *window)
{
    GtkWidget *dialog;
    int response;

    dialog = construct_confirm_close_dialog (window,
                         _("There are unsubmitted changes to form elements"),
                         _("If you close the document anyway, "
                           "you will lose that information."),
                         _("Close _Document"));
    response = gtk_dialog_run (GTK_DIALOG (dialog));

    gtk_widget_destroy (dialog);

    return response == GTK_RESPONSE_ACCEPT;
}

static gboolean
confirm_close_with_downloads (EphyWindow *window)
{
    GtkWidget *dialog;
    int response;

    dialog = construct_confirm_close_dialog (window,
            _("There are ongoing downloads in this window"),
            _("If you close this window, the downloads will be cancelled"),
            _("Close window and cancel downloads"));
    response = gtk_dialog_run (GTK_DIALOG (dialog));

    gtk_widget_destroy (dialog);

    return response == GTK_RESPONSE_ACCEPT;
}

static void
impl_remove_child (EphyEmbedContainer *container,
           EphyEmbed *child)
{
    EphyWindow *window;

    window = EPHY_WINDOW (container);
    g_signal_emit_by_name (window->priv->notebook,
                   "tab-close-request",
                   child, window);
}

static EphyEmbed *
impl_get_active_child (EphyEmbedContainer *container)
{
    return EPHY_WINDOW (container)->priv->active_embed;
}

static GList *
impl_get_children (EphyEmbedContainer *container)
{
    EphyWindow *window = EPHY_WINDOW (container);

    return gtk_container_get_children (GTK_CONTAINER (window->priv->notebook));
}

static gboolean
impl_get_is_popup (EphyEmbedContainer *container)
{
    return EPHY_WINDOW (container)->priv->is_popup;
}

static EphyWebViewChrome
impl_get_chrome (EphyEmbedContainer *container)
{
    return EPHY_WINDOW (container)->priv->chrome;
}

static void
ephy_window_embed_container_iface_init (EphyEmbedContainerIface *iface)
{
    iface->add_child = impl_add_child;
    iface->set_active_child = impl_set_active_child;
    iface->remove_child = impl_remove_child;
    iface->get_active_child = impl_get_active_child;
    iface->get_children = impl_get_children;
    iface->get_is_popup = impl_get_is_popup;
    iface->get_chrome = impl_get_chrome;
}

static EphyEmbed *
ephy_window_open_link (EphyLink *link,
               const char *address,
               EphyEmbed *embed,
               EphyLinkFlags flags)
{
    EphyWindow *window = EPHY_WINDOW (link);
    EphyWindowPrivate *priv = window->priv;
    EphyEmbed *new_embed;

    g_return_val_if_fail (address != NULL, NULL);

    if (embed == NULL)
    {
        embed = window->priv->active_embed;
    }

    if (flags & EPHY_LINK_BOOKMARK)
        ephy_web_view_set_visit_type (ephy_embed_get_web_view (embed),
                          EPHY_PAGE_VISIT_BOOKMARK);
    else if (flags & EPHY_LINK_TYPED)
        ephy_web_view_set_visit_type (ephy_embed_get_web_view (embed),
                          EPHY_PAGE_VISIT_TYPED);
        
    if (flags  & (EPHY_LINK_JUMP_TO | 
              EPHY_LINK_NEW_TAB | 
              EPHY_LINK_NEW_WINDOW))
    {
        EphyNewTabFlags ntflags = EPHY_NEW_TAB_OPEN_PAGE;

        if (flags & EPHY_LINK_JUMP_TO)
        {
            ntflags |= EPHY_NEW_TAB_JUMP;
        }
        if (flags & EPHY_LINK_NEW_WINDOW ||
            (flags & EPHY_LINK_NEW_TAB && priv->is_popup))
        {
            ntflags |= EPHY_NEW_TAB_IN_NEW_WINDOW;
        }
        else
        {
            ntflags |= EPHY_NEW_TAB_IN_EXISTING_WINDOW;
        }

        if (flags & EPHY_LINK_NEW_TAB_APPEND_AFTER)
            ntflags |= EPHY_NEW_TAB_APPEND_AFTER;

        if (flags & EPHY_LINK_HOME_PAGE)
        {
            ntflags |= EPHY_NEW_TAB_HOME_PAGE;
            if (flags & EPHY_LINK_NEW_TAB)
                ntflags |= EPHY_NEW_TAB_DONT_COPY_HISTORY;
        }

        new_embed = ephy_shell_new_tab
                (ephy_shell_get_default (),
                 EPHY_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (embed))),
                 embed, address, ntflags);
    }
    else
    {
        ephy_web_view_load_url (ephy_embed_get_web_view (embed), address);

        if (address == NULL || address[0] == '\0' || g_str_equal (address, "about:blank"))
        {
            ephy_window_activate_location (window);
        }
        else
        {
            gtk_widget_grab_focus (GTK_WIDGET (embed));
        }

        new_embed = embed;
    }

    return new_embed;
}

static void
ephy_window_link_iface_init (EphyLinkIface *iface)
{
    iface->open_link = ephy_window_open_link;
}

G_DEFINE_TYPE_WITH_CODE (EphyWindow, ephy_window, GTK_TYPE_APPLICATION_WINDOW,
             G_IMPLEMENT_INTERFACE (EPHY_TYPE_LINK,
                        ephy_window_link_iface_init)
             G_IMPLEMENT_INTERFACE (EPHY_TYPE_EMBED_CONTAINER,
                        ephy_window_embed_container_iface_init))

static void
settings_change_notify (GtkSettings *settings,
            EphyWindow  *window)
{
    EphyWindowPrivate *priv = window->priv;
    char *key_theme_name;

    g_object_get (settings,
              "gtk-key-theme-name", &key_theme_name,
              NULL);

    priv->key_theme_is_emacs =
        key_theme_name &&
        g_ascii_strcasecmp (key_theme_name, "Emacs") == 0;

    g_free (key_theme_name);
}

static void
settings_changed_cb (GtkSettings *settings)
{
    GList *list, *l;

    /* FIXME: multi-head */
    list = gtk_window_list_toplevels ();

    for (l = list; l != NULL; l = l->next)
    {
        if (EPHY_IS_WINDOW (l->data))
        {
            settings_change_notify (settings, l->data);
        }
    }

    g_list_free (list);
}

static void
get_chromes_visibility (EphyWindow *window,
            gboolean *show_toolbar,
            gboolean *show_tabsbar,
            gboolean *show_downloads_box)
{
    EphyWindowPrivate *priv = window->priv;
    EphyWebViewChrome flags = priv->chrome;

    if (ephy_embed_shell_get_mode (ephy_embed_shell_get_default ()) == EPHY_EMBED_SHELL_MODE_APPLICATION)
    {
        *show_toolbar = TRUE;
        *show_tabsbar = FALSE;
    }
    else
    {
        *show_toolbar = (flags & EPHY_WEB_VIEW_CHROME_TOOLBAR) != 0;
        *show_tabsbar = !(priv->is_popup || priv->fullscreen_mode);
    }

    *show_downloads_box = (flags & EPHY_WEB_VIEW_CHROME_DOWNLOADS_BOX);
}

static void
sync_chromes_visibility (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    gboolean show_toolbar, show_tabsbar, show_downloads_box;

    if (priv->closing) return;

    get_chromes_visibility (window,
                &show_toolbar,
                &show_tabsbar,
                &show_downloads_box);

    g_object_set (priv->toolbar, "visible", show_toolbar, NULL);

    ephy_notebook_set_tabs_allowed (EPHY_NOTEBOOK (priv->notebook), show_tabsbar);
    gtk_widget_set_visible (priv->downloads_box, show_downloads_box);
}

static void
set_toolbar_visibility (EphyWindow *window, gboolean show_toolbar)
{
    EphyWindowPrivate *priv = window->priv;

    if (show_toolbar)
        priv->chrome |= EPHY_WEB_VIEW_CHROME_TOOLBAR;
    else
        priv->chrome &= ~EPHY_WEB_VIEW_CHROME_TOOLBAR;

    sync_chromes_visibility (window);
}

static void
#ifdef HAVE_WEBKIT2
sync_tab_load_status (EphyWebView *view,
              WebKitLoadEvent load_event,
              EphyWindow *window)
#else
sync_tab_load_status (EphyWebView *view,
              GParamSpec *pspec,
              EphyWindow *window)
#endif
{
    EphyWindowPrivate *priv = window->priv;
    GtkActionGroup *action_group = priv->action_group;
    GtkAction *action;
    gboolean loading;

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

    loading = ephy_web_view_is_loading (view);

    action = gtk_action_group_get_action (action_group, "ViewStop");
    gtk_action_set_sensitive (action, loading);

    /* disable print while loading, see bug #116344 */
    action = gtk_action_group_get_action (action_group, "FilePrint");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_LOADING, loading);

    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "ViewCombinedStopReload");
    ephy_combined_stop_reload_action_set_loading (EPHY_COMBINED_STOP_RELOAD_ACTION (action),
                              loading);
}

static void
_ephy_window_set_security_state (EphyWindow *window,
                 gboolean show_lock,
                 const char *stock_id)
{
    EphyWindowPrivate *priv = window->priv;

    priv->show_lock = show_lock != FALSE;

    g_object_set (priv->location_controller,
              "lock-stock-id", stock_id,
              "show-lock", priv->show_lock,
              NULL);
}

static void
sync_tab_security (EphyWebView *view,
           GParamSpec *pspec,
           EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyWebViewSecurityLevel level;
    const char *stock_id = STOCK_LOCK_INSECURE;
    gboolean show_lock = FALSE;

    if (priv->closing) return;

    ephy_web_view_get_security_level (view, &level, NULL, NULL);

    switch (level)
    {
        case EPHY_WEB_VIEW_STATE_IS_UNKNOWN:
        case EPHY_WEB_VIEW_STATE_IS_INSECURE:
            /* Nothing to do. */
            break;
        case EPHY_WEB_VIEW_STATE_IS_BROKEN:
            stock_id = STOCK_LOCK_BROKEN;
                        show_lock = TRUE;
                        break;
        case EPHY_WEB_VIEW_STATE_IS_SECURE_LOW:
        case EPHY_WEB_VIEW_STATE_IS_SECURE_MED:
            /* We deliberately don't show the 'secure' icon
             * for low & medium secure sites; see bug #151709.
             */
            stock_id = STOCK_LOCK_INSECURE;
            break;
        case EPHY_WEB_VIEW_STATE_IS_SECURE_HIGH:
            stock_id = STOCK_LOCK_SECURE;
            show_lock = TRUE;
            break;
        default:
            g_assert_not_reached ();
            break;
    }

    _ephy_window_set_security_state (window, show_lock, stock_id);
}

static void
ephy_window_fullscreen (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyEmbed *embed;

    priv->fullscreen_mode = TRUE;
    priv->pre_fullscreen_chrome = priv->chrome;
    priv->chrome = 0;

    /* sync status */
    embed = window->priv->active_embed;
#ifdef HAVE_WEBKIT2
    sync_tab_load_status (ephy_embed_get_web_view (embed), WEBKIT_LOAD_STARTED, window);
#else
    sync_tab_load_status (ephy_embed_get_web_view (embed), NULL, window);
#endif
    sync_tab_security (ephy_embed_get_web_view (embed), NULL, window);

    sync_chromes_visibility (window);
    ephy_embed_entering_fullscreen (embed);
}

static void
ephy_window_unfullscreen (EphyWindow *window)
{
    window->priv->fullscreen_mode = FALSE;
    window->priv->chrome = window->priv->pre_fullscreen_chrome;

    sync_chromes_visibility (window);
    ephy_embed_leaving_fullscreen (window->priv->active_embed);
}

static gboolean 
ephy_window_key_press_event (GtkWidget *widget,
                 GdkEventKey *event)
{
    EphyWindow *window = EPHY_WINDOW (widget);
    EphyWindowPrivate *priv = window->priv;
    GtkWidget *focus_widget;
    gboolean shortcircuit = FALSE, force_chain = FALSE, handled = FALSE;
    guint modifier = event->state & gtk_accelerator_get_default_mod_mask ();
    guint i;

    /* In an attempt to get the mozembed playing nice with things like emacs keybindings
     * we are passing important events to the focused child widget before letting the window's
     * base handler see them. This is *completely against* stated gtk2 policy but the 
     * 'correct' behaviour is exceptionally useless. We need to keep an eye out for 
     * unexpected consequences of this decision. IME's should be a high concern, but 
     * considering that the IME folks complained about the upside-down event propagation
     * rules, we might be doing them a favour.
     *
     * We achieve this by first evaluating the event to see if it's important, and if
     * so, we get the focus widget and attempt to get the widget to handle that event.
     * If the widget does handle it, we're done (unless force_chain is true, in which
     * case the event is handled as normal in addition to being sent to the focus
     * widget), otherwise the event follows the normal handling path.
     */

    if (event->keyval == GDK_KEY_Escape && modifier == 0)
    {
        /* Always pass Escape to both the widget, and the parent */
        shortcircuit = TRUE;
        force_chain = TRUE;
    }
    else if (priv->key_theme_is_emacs && 
         (modifier == GDK_CONTROL_MASK) &&
         event->length > 0 &&
         /* But don't pass Ctrl+Enter twice */
         event->keyval != GDK_KEY_Return &&
         event->keyval != GDK_KEY_KP_Enter &&
         event->keyval != GDK_KEY_ISO_Enter)
    {
        /* Pass CTRL+letter characters to the widget */
        shortcircuit = TRUE;
    }

    if (shortcircuit)
    {
        focus_widget = gtk_window_get_focus (GTK_WINDOW (window));

        if (GTK_IS_WIDGET (focus_widget))
        {
            handled = gtk_widget_event (focus_widget,
                            (GdkEvent*) event);
        }

        if (handled && !force_chain)
        {
            return handled;
        }
    }

    /* Handle accelerators that we want bound, but aren't associated with
     * an action */
    for (i = 0; i < G_N_ELEMENTS (extra_keybindings); i++)
    {
        if (event->keyval == extra_keybindings[i].keyval &&
            modifier == extra_keybindings[i].modifier)
        {
            GtkAction * action = gtk_action_group_get_action
                (extra_keybindings[i].fromToolbar ? 
                    priv->toolbar_action_group :
                    priv->action_group,
                extra_keybindings[i].action);
            if (gtk_action_is_sensitive (action))
            {
                gtk_action_activate (action);
                return TRUE;
            }
            break;
        }
    }

    return GTK_WIDGET_CLASS (ephy_window_parent_class)->key_press_event (widget, event);
}

static gboolean
window_has_ongoing_downloads (EphyWindow *window)
{
    GList *l, *downloads;
    gboolean downloading = FALSE;

    downloads = gtk_container_get_children (GTK_CONTAINER (window->priv->downloads_box));

    for (l = downloads; l != NULL; l = l->next)
    {
        if (EPHY_IS_DOWNLOAD_WIDGET (l->data) != TRUE)
            continue;

        if (!ephy_download_widget_download_is_finished (EPHY_DOWNLOAD_WIDGET (l->data)))
        {
            downloading = TRUE;
            break;
        }
    }
    g_list_free (downloads);

    return downloading;
}

static gboolean
ephy_window_delete_event (GtkWidget *widget,
              GdkEventAny *event)
{
    if (!ephy_window_close (EPHY_WINDOW (widget)))
        return TRUE;

    /* proceed with window close */
    if (GTK_WIDGET_CLASS (ephy_window_parent_class)->delete_event)
    {
        return GTK_WIDGET_CLASS (ephy_window_parent_class)->delete_event (widget, event);
    }

    return FALSE;
}

#define MAX_SPELL_CHECK_GUESSES 4

static void
update_link_actions_sensitivity (EphyWindow *window,
                 gboolean link_has_web_scheme)
{
    GtkAction *action;
    GtkActionGroup *action_group;

    action_group = window->priv->popups_action_group;

    action = gtk_action_group_get_action (action_group, "OpenLinkInNewWindow");
    gtk_action_set_sensitive (action, link_has_web_scheme);

    action = gtk_action_group_get_action (action_group, "OpenLinkInNewTab");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_CONTEXT, !link_has_web_scheme);
}

#ifndef HAVE_WEBKIT2
static void
update_popup_actions_visibility (EphyWindow *window,
                 WebKitWebView *view,
                 guint context)
{
    GtkAction *action;
    GtkActionGroup *action_group;
    gboolean is_image = context & WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE;
    gboolean is_editable = context & WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE;
    GtkWidget *separator;
    char **guesses = NULL;
    int i;

    action_group = window->priv->popups_action_group;

    if (ephy_embed_shell_get_mode (ephy_embed_shell_get_default ()) == EPHY_EMBED_SHELL_MODE_APPLICATION)
    {
        action = gtk_action_group_get_action (action_group, "OpenLinkInNewTab");
        gtk_action_set_visible (action, FALSE);
        action = gtk_action_group_get_action (action_group, "OpenLinkInNewWindow");
        gtk_action_set_visible (action, FALSE);
        action = gtk_action_group_get_action (action_group, "ContextBookmarkPage");
        gtk_action_set_visible (action, FALSE);
        action = gtk_action_group_get_action (action_group, "BookmarkLink");
        gtk_action_set_visible (action, FALSE);
    }

    action = gtk_action_group_get_action (action_group, "OpenImage");
    gtk_action_set_visible (action, is_image);
    action = gtk_action_group_get_action (action_group, "SaveImageAs");
    gtk_action_set_visible (action, is_image);
    action = gtk_action_group_get_action (action_group, "SetImageAsBackground");
    gtk_action_set_visible (action, is_image);
    action = gtk_action_group_get_action (action_group, "CopyImageLocation");
    gtk_action_set_visible (action, is_image);

    if (is_editable)
    {
        char *text = NULL;
        WebKitWebFrame *frame;
        WebKitDOMRange *range;

        frame = webkit_web_view_get_focused_frame (view);
        range = webkit_web_frame_get_range_for_word_around_caret (frame);
        text = webkit_dom_range_get_text (range);

        if (text && *text != '\0')
        {
            int location, length;
            WebKitSpellChecker *checker = (WebKitSpellChecker*)webkit_get_text_checker();
            webkit_spell_checker_check_spelling_of_string (checker, text, &location, &length);
            if (length)
                guesses = webkit_spell_checker_get_guesses_for_word (checker, text, NULL);
            
        }

        g_free (text);
    }

    for (i = 0; i < MAX_SPELL_CHECK_GUESSES; i++)
    {
        char *action_name;

        action_name = g_strdup_printf("ReplaceWithSpellingSuggestion%d", i);
        action = gtk_action_group_get_action (action_group, action_name);

        if (guesses && i <= g_strv_length (guesses)) {
            gtk_action_set_visible (action, TRUE);
            gtk_action_set_label (action, guesses[i]);
        } else
            gtk_action_set_visible (action, FALSE);

        g_free (action_name);
    }

    /* The separator! There must be a better way to do this? */
    separator = gtk_ui_manager_get_widget (window->priv->manager,
                           "/EphyInputPopup/SpellingSeparator");
    if (guesses)
        gtk_widget_show (separator);
    else
        gtk_widget_hide (separator);

    if (guesses)
        g_strfreev (guesses);
}
#endif

static void
update_edit_action_sensitivity (EphyWindow *window, const gchar *action_name, gboolean sensitive, gboolean hide)
{
    GtkAction *action;

    action = gtk_action_group_get_action (window->priv->action_group, action_name);
    gtk_action_set_sensitive (action, sensitive);
    gtk_action_set_visible (action, !hide || sensitive);
}

#ifdef HAVE_WEBKIT2
typedef struct
{
    EphyWindow *window;
    const gchar *action_name;
    gboolean hide;
} CanEditCommandAsyncData;

static CanEditCommandAsyncData *
can_edit_command_async_data_new (EphyWindow *window, const gchar *action_name, gboolean hide)
{
    CanEditCommandAsyncData *data;

    data = g_slice_new (CanEditCommandAsyncData);
    data->window = g_object_ref (window);
    data->action_name = action_name;
    data->hide = hide;

    return data;
}

static void
can_edit_command_async_data_free (CanEditCommandAsyncData *data)
{
    if (G_UNLIKELY (!data))
        return;

    g_object_unref (data->window);
    g_slice_free (CanEditCommandAsyncData, data);
}

static void
can_edit_command_callback (GObject *object, GAsyncResult *result, CanEditCommandAsyncData *data)
{
    gboolean sensitive;
    GError *error = NULL;

    sensitive = webkit_web_view_can_execute_editing_command_finish (WEBKIT_WEB_VIEW (object), result, &error);
    if (!error)
    {
        update_edit_action_sensitivity (data->window, data->action_name, sensitive, data->hide);

    }
    else
    {
        g_error_free (error);
    }

    can_edit_command_async_data_free (data);
}
#endif

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

    if (GTK_IS_EDITABLE (widget))
    {
        GtkWidget *entry;
        gboolean has_selection;

        entry = ephy_toolbar_get_location_entry (EPHY_TOOLBAR (window->priv->toolbar));
        
        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 = ephy_location_entry_get_can_undo (EPHY_LOCATION_ENTRY (entry));
        can_redo = ephy_location_entry_get_can_redo (EPHY_LOCATION_ENTRY (entry));
    }
    else
    {
        EphyEmbed *embed;
        WebKitWebView *view;
#ifdef HAVE_WEBKIT2
        CanEditCommandAsyncData *data;
#endif

        embed = window->priv->active_embed;
        g_return_if_fail (embed != NULL);

        view = EPHY_GET_WEBKIT_WEB_VIEW_FROM_EMBED (embed);

#ifdef HAVE_WEBKIT2
        data = can_edit_command_async_data_new (window, "EditCopy", hide);
        webkit_web_view_can_execute_editing_command (view, WEBKIT_EDITING_COMMAND_COPY, NULL,
                                 (GAsyncReadyCallback)can_edit_command_callback,
                                 data);
        data = can_edit_command_async_data_new (window, "EditCut", hide);
        webkit_web_view_can_execute_editing_command (view, WEBKIT_EDITING_COMMAND_CUT, NULL,
                                 (GAsyncReadyCallback)can_edit_command_callback,
                                 data);
        data = can_edit_command_async_data_new (window, "EditPaste", hide);
        webkit_web_view_can_execute_editing_command (view, WEBKIT_EDITING_COMMAND_PASTE, NULL,
                                 (GAsyncReadyCallback)can_edit_command_callback,
                                 data);
        data = can_edit_command_async_data_new (window, "EditUndo", hide);
        webkit_web_view_can_execute_editing_command (view, "Undo", NULL,
                                 (GAsyncReadyCallback)can_edit_command_callback,
                                 data);
        data = can_edit_command_async_data_new (window, "EditRedo", hide);
        webkit_web_view_can_execute_editing_command (view, "Redo", NULL,
                                 (GAsyncReadyCallback)can_edit_command_callback,
                                 data);
        return;
#else
        can_copy = webkit_web_view_can_copy_clipboard (view);
        can_cut = webkit_web_view_can_cut_clipboard (view);
        can_paste = webkit_web_view_can_paste_clipboard (view);
        can_undo = webkit_web_view_can_undo (view);
        can_redo = webkit_web_view_can_redo (view);
#endif
    }

    update_edit_action_sensitivity (window, "EditCopy", can_copy, hide);
    update_edit_action_sensitivity (window, "EditCut", can_cut, hide);
    update_edit_action_sensitivity (window, "EditPaste", can_paste, hide);
    update_edit_action_sensitivity (window, "EditUndo", can_undo, hide);
    update_edit_action_sensitivity (window, "EditRedo", can_redo, hide);
}

static void
enable_edit_actions_sensitivity (EphyWindow *window)
{
    GtkActionGroup *action_group;
    GtkAction *action;

    action_group = window->priv->action_group;

    action = gtk_action_group_get_action (action_group, "EditCopy");
    gtk_action_set_sensitive (action, TRUE);
    gtk_action_set_visible (action, TRUE);
    action = gtk_action_group_get_action (action_group, "EditCut");
    gtk_action_set_sensitive (action, TRUE);
    gtk_action_set_visible (action, TRUE);
    action = gtk_action_group_get_action (action_group, "EditPaste");
    gtk_action_set_sensitive (action, TRUE);
    gtk_action_set_visible (action, TRUE);
    action = gtk_action_group_get_action (action_group, "EditUndo");
    gtk_action_set_sensitive (action, TRUE);
    gtk_action_set_visible (action, TRUE);
    action = gtk_action_group_get_action (action_group, "EditRedo");
    gtk_action_set_sensitive (action, TRUE);
    gtk_action_set_visible (action, TRUE);
}

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

static void
edit_menu_hide_cb (GtkWidget *menu,
                  EphyWindow *window)
{
       enable_edit_actions_sensitivity (window);
}

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

       edit_menu = gtk_ui_manager_get_widget
               (window->priv->manager, "/ui/PagePopup");

       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 *manager;
    const char *prev_icon, *next_icon;

    window->priv->main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
    gtk_widget_show (window->priv->main_vbox);
    gtk_container_add (GTK_CONTAINER (window),
               window->priv->main_vbox);

    manager = 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,
                      G_N_ELEMENTS (ephy_menu_entries), window);
    gtk_action_group_add_toggle_actions (action_group,
                         ephy_menu_toggle_entries,
                         G_N_ELEMENTS (ephy_menu_toggle_entries),
                         window);
    gtk_ui_manager_insert_action_group (manager, action_group, 0);
    window->priv->action_group = action_group;
    g_object_unref (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, "FileSaveAsApplication");
    g_object_set (action, "short_label", _("Save As Application"), 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, "EditFind");
    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 = gtk_action_group_get_action (action_group, "ViewZoomIn");
    /* Translators: This refers to text size */
    g_object_set (action, "short-label", _("Larger"), NULL);
    action = gtk_action_group_get_action (action_group, "ViewZoomOut");
    /* Translators: This refers to text size */
    g_object_set (action, "short-label", _("Smaller"), 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,
                      G_N_ELEMENTS (ephy_popups_entries), window);
    gtk_ui_manager_insert_action_group (manager, action_group, 0);
    window->priv->popups_action_group = action_group;
    g_object_unref (action_group);

    /* Tab accels */
    action_group = gtk_action_group_new ("TabAccelsActions");
    gtk_ui_manager_insert_action_group (manager, action_group, 0);
    window->priv->tab_accels_action_group = action_group;
    g_object_unref (action_group);

    if (gtk_widget_get_direction (GTK_WIDGET (window)) == GTK_TEXT_DIR_RTL) {
        prev_icon = "go-previous-rtl-symbolic";
        next_icon = "go-next-rtl-symbolic";
    } else {
        prev_icon = "go-previous-symbolic";
        next_icon = "go-next-symbolic";
    }

    action_group = gtk_action_group_new ("SpecialToolbarActions");
    action =
        g_object_new (EPHY_TYPE_NAVIGATION_HISTORY_ACTION,
                  "name", "NavigationBack",
                  "label", _("Back"),
                  "icon-name", prev_icon,
                  "window", window,
                  "direction", EPHY_NAVIGATION_HISTORY_DIRECTION_BACK,
                  NULL);
    gtk_action_group_add_action_with_accel (action_group, action,
                        "<alt>Left");
    g_object_unref (action);

    action =
        g_object_new (EPHY_TYPE_NAVIGATION_HISTORY_ACTION,
                  "name", "NavigationForward",
                  "label", _("Forward"),
                  "icon-name", next_icon,
                  "window", window,
                  "direction", EPHY_NAVIGATION_HISTORY_DIRECTION_FORWARD,
                  NULL);
    gtk_action_group_add_action_with_accel (action_group, action,
                        "<alt>Right");
    g_object_unref (action);

    action =
        g_object_new (EPHY_TYPE_ZOOM_ACTION,
                  "name", "Zoom",
                  "label", _("Zoom"),
                  "zoom", 1.0,
                  NULL);
    gtk_action_group_add_action (action_group, action);
    g_object_unref (action);

    action = g_object_new (EPHY_TYPE_HOME_ACTION,
                   "name", "FileNewTab",
                   "icon-name", "tab-new-symbolic",
                   "label", _("New _Tab"),
                   NULL);
    gtk_action_group_add_action_with_accel (action_group, action, "<control>T");
    g_object_unref (action);

    action =
        g_object_new (EPHY_TYPE_HOME_ACTION,
                  "name", "FileHome",
                  "label", _("Go to most visited"),
                  NULL);
    gtk_action_group_add_action_with_accel (action_group, action, "<alt>Home");
    g_signal_connect_swapped (action, "open-link",
                  G_CALLBACK (ephy_link_open), window);
    g_object_unref (action);

    action = g_object_new (EPHY_TYPE_COMBINED_STOP_RELOAD_ACTION,
                   "name", "ViewCombinedStopReload",
                   "loading", FALSE,
                   "window", window,
                   NULL);
    gtk_action_group_add_action (action_group, action);
    g_object_unref (action);

    action = g_object_new (EPHY_TYPE_PAGE_MENU_ACTION,
                   "name", "PageMenu",
                   "icon-name", "emblem-system-symbolic",
                   "window", window,
                   NULL);
    gtk_action_group_add_action_with_accel (action_group, action, "<alt>E");
    g_object_unref (action);

    gtk_ui_manager_insert_action_group (manager, action_group, 0);
    window->priv->toolbar_action_group = action_group;
    g_object_unref (action_group);

    window->priv->manager = manager;
    gtk_window_add_accel_group (GTK_WINDOW (window),
                    gtk_ui_manager_get_accel_group (manager));
}

static char *
calculate_location (const char *typed_address, const char *address)
{
    const char *location;

    /* If there's a typed address, use that over address. Never
     * show URIs in the 'do_not_show_address' array. */
    location = typed_address ? typed_address : address;
    location = ephy_embed_utils_is_no_show_address (location) ? NULL : location;

    return g_strdup (location);
}

static void
sync_tab_address (EphyWebView *view,
              GParamSpec *pspec,
          EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    const char *address;
    const char *typed_address;
    char *location;

    if (priv->closing) return;

    address = ephy_web_view_get_address (view);
    typed_address = ephy_web_view_get_typed_address (view);

    location = calculate_location (typed_address, address);
    ephy_window_set_location (window, location);
    g_free (location);
    ephy_find_toolbar_request_close (priv->find_toolbar);
}

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

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

    zoom = webkit_web_view_get_zoom_level (web_view);

    if (zoom >= ZOOM_MAXIMAL)
    {
        can_zoom_in = FALSE;
    }

    if (zoom <= ZOOM_MINIMAL)
    {
        can_zoom_out = FALSE;
    }

    if (zoom != 1.0)
    {
        can_zoom_normal = TRUE;
    }

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

static void
sync_tab_document_type (EphyWebView *view,
            GParamSpec *pspec,
            EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    GtkActionGroup *action_group = priv->action_group;
    GtkAction *action;
    EphyWebViewDocumentType type;
    gboolean can_find, disable, is_image;

    if (priv->closing) return;

    /* update zoom actions */
    sync_tab_zoom (WEBKIT_WEB_VIEW (view), NULL, window);
    
    type = ephy_web_view_get_document_type (view);
    can_find = (type != EPHY_WEB_VIEW_DOCUMENT_IMAGE);
    is_image = type == EPHY_WEB_VIEW_DOCUMENT_IMAGE;
    disable = (type != EPHY_WEB_VIEW_DOCUMENT_HTML);

    action = gtk_action_group_get_action (action_group, "ViewEncoding");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_DOCUMENT, disable);
    action = gtk_action_group_get_action (action_group, "ViewPageSource");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_DOCUMENT, is_image);
    action = gtk_action_group_get_action (action_group, "EditFind");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_DOCUMENT, !can_find);
    action = gtk_action_group_get_action (action_group, "EditFindNext");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_DOCUMENT, !can_find);
    action = gtk_action_group_get_action (action_group, "EditFindPrev");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_DOCUMENT, !can_find);

    if (!can_find)
    {
        ephy_find_toolbar_request_close (priv->find_toolbar);
    }
}

static void
_ephy_window_action_set_favicon (EphyWindow *window,
                 GdkPixbuf *icon)
{
    EphyWindowPrivate *priv = window->priv;

    g_object_set (priv->location_controller, "icon", icon, NULL);
}

static void
sync_tab_icon (EphyWebView *view,
           GParamSpec *pspec,
           EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    GdkPixbuf *icon;

    if (priv->closing) return;

    icon = ephy_web_view_get_icon (view);

    _ephy_window_action_set_favicon (window, icon);
}

static void
_ephy_window_set_navigation_flags (EphyWindow *window,
                   EphyWebViewNavigationFlags flags)
{
    GtkAction *action;

    action = gtk_action_group_get_action (window->priv->toolbar_action_group, "NavigationBack");
    gtk_action_set_sensitive (action, flags & EPHY_WEB_VIEW_NAV_BACK);
    action = gtk_action_group_get_action (window->priv->toolbar_action_group, "NavigationForward");
    gtk_action_set_sensitive (action, flags & EPHY_WEB_VIEW_NAV_FORWARD);
}

static void
sync_tab_navigation (EphyWebView *view,
             GParamSpec *pspec,
             EphyWindow *window)
{
    if (window->priv->closing) return;

    _ephy_window_set_navigation_flags (window,
                       ephy_web_view_get_navigation_flags (view));
}

static void
_ephy_window_set_default_actions_sensitive (EphyWindow *window,
                        guint flags,
                        gboolean set)
{
    EphyWindowPrivate *priv = window->priv;
    GtkActionGroup *action_group;
    GtkAction *action;
    int i;
    const char *action_group_actions[] = { "FileSaveAs", "FileSaveAsApplication", "FilePrint",
                           "FileSendTo", "FileBookmarkPage", "EditFind",
                           "EditFindPrev", "EditFindNext", "ViewEncoding",
                           "ViewZoomIn", "ViewZoomOut", "ViewPageSource",
                           NULL };

    action_group = priv->action_group;

    /* Page menu */
    for (i = 0; action_group_actions[i] != NULL; i++)
    {
        action = gtk_action_group_get_action (action_group,
                              action_group_actions[i]);
        ephy_action_change_sensitivity_flags (action,
                              flags, set);
    }

    /* Page context popup */
    action = gtk_action_group_get_action (priv->popups_action_group,
                          "ContextBookmarkPage");
    ephy_action_change_sensitivity_flags (action,
                          flags, set);

    action = gtk_action_group_get_action (priv->popups_action_group,
                          "InspectElement");
    ephy_action_change_sensitivity_flags (action,
                          flags, set);

    /* Toolbar */
    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "ViewCombinedStopReload");
    ephy_action_change_sensitivity_flags (action,
                          flags, set);
}

static void
sync_tab_is_blank (EphyWebView *view,
           GParamSpec *pspec,
           EphyWindow *window)
{
    if (window->priv->closing) return;

    _ephy_window_set_default_actions_sensitive (window,
                            SENS_FLAG_IS_BLANK,
                            ephy_web_view_get_is_blank (view));
}

static void
sync_tab_popup_windows (EphyWebView *view,
            GParamSpec *pspec,
            EphyWindow *window)
{
    /* FIXME: show popup count somehow */
}

static void
sync_tab_popups_allowed (EphyWebView *view,
             GParamSpec *pspec,
             EphyWindow *window)
{
    GtkAction *action;
    gboolean allow;

    g_return_if_fail (EPHY_IS_WEB_VIEW (view));
    g_return_if_fail (EPHY_IS_WINDOW (window));

    action = gtk_action_group_get_action (window->priv->action_group,
                          "ViewPopupWindows");
    g_return_if_fail (GTK_IS_ACTION (action));

    g_object_get (view, "popups-allowed", &allow, NULL);

    g_signal_handlers_block_by_func
        (G_OBJECT (action),
         G_CALLBACK (ephy_window_view_popup_windows_cb),
         window);

    gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), allow);

    g_signal_handlers_unblock_by_func
        (G_OBJECT (action),
         G_CALLBACK (ephy_window_view_popup_windows_cb),
         window);
}

static void
sync_tab_title (EphyWebView *view,
        GParamSpec *pspec,
        EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    if (priv->closing) return;

    gtk_window_set_title (GTK_WINDOW(window),
                  ephy_web_view_get_title_composite (view));
}

#ifndef HAVE_WEBKIT2
static void
popup_menu_at_coords (GtkMenu *menu, gint *x, gint *y, gboolean *push_in,
              gpointer user_data)
{
    EphyWindow *window = EPHY_WINDOW (user_data);
    EphyWindowPrivate *priv = window->priv;
    guint ux, uy;

    g_return_if_fail (priv->context_event != NULL);

    ephy_embed_event_get_coords (priv->context_event, &ux, &uy);
    *x = ux; *y = uy;

    /* FIXME: better position the popup within the window bounds? */
    ephy_gui_sanitise_popup_position (menu, GTK_WIDGET (window), x, y);

    *push_in = TRUE;
}
#endif

static gboolean
idle_unref_context_event (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    LOG ("Idle unreffing context event %p", priv->context_event);

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

    priv->idle_worker = 0;
    return FALSE;
}

static void
_ephy_window_set_context_event (EphyWindow *window,
                EphyEmbedEvent *event)
{
    EphyWindowPrivate *priv = window->priv;

    if (priv->idle_worker != 0)
    {
        g_source_remove (priv->idle_worker);
        priv->idle_worker = 0;
    }

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

    priv->context_event = event != NULL ? g_object_ref (event) : NULL;
}

static void
_ephy_window_unset_context_event (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    /* Unref the event from idle since we still need it
     * from the action callbacks which will run before idle.
     */
    if (priv->idle_worker == 0 && priv->context_event != NULL)
    {
        priv->idle_worker =
            g_idle_add ((GSourceFunc) idle_unref_context_event, window);
    }
}

#ifdef HAVE_WEBKIT2
static void
context_menu_dismissed_cb (WebKitWebView *webView,
               EphyWindow *window)
{
    LOG ("Deactivating popup menu");

    enable_edit_actions_sensitivity (window);

    g_signal_handlers_disconnect_by_func
        (webView, G_CALLBACK (context_menu_dismissed_cb), window);

    _ephy_window_unset_context_event (window);
}
#else
static void
embed_popup_deactivate_cb (GtkWidget *popup,
               EphyWindow *window)
{
    LOG ("Deactivating popup menu");

    enable_edit_actions_sensitivity (window);

    g_signal_handlers_disconnect_by_func
        (popup, G_CALLBACK (embed_popup_deactivate_cb), window);

    _ephy_window_unset_context_event (window);
}
#endif

#ifdef HAVE_WEBKIT2
static void
add_action_to_context_menu (WebKitContextMenu *context_menu,
                GtkActionGroup *action_group,
                const char *action_name)
{
    GtkAction *action;

    action = gtk_action_group_get_action (action_group, action_name);
    webkit_context_menu_append (context_menu, webkit_context_menu_item_new (action));
}

/* FIXME: Add webkit_context_menu_find() ? */
static WebKitContextMenuItem *
find_item_in_context_menu (WebKitContextMenu *context_menu,
               WebKitContextMenuAction action)
{
    GList *items, *iter;

    items = webkit_context_menu_get_items (context_menu);
    for (iter = items; iter; iter = g_list_next (iter))
    {
        WebKitContextMenuItem *item = (WebKitContextMenuItem *)iter->data;

        if (webkit_context_menu_item_get_stock_action (item) == action)
            return g_object_ref (item);
    }

    return NULL;
}

static GList *
find_spelling_guess_context_menu_items (WebKitContextMenu *context_menu)
{
    GList *items, *iter;
    guint i;
    GList *retval = NULL;

    items = webkit_context_menu_get_items (context_menu);
    for (iter = items, i = 0; iter && i < MAX_SPELL_CHECK_GUESSES; iter = g_list_next (iter), i++)
    {
        WebKitContextMenuItem *item = (WebKitContextMenuItem *)iter->data;

        if (webkit_context_menu_item_get_stock_action (item) == WEBKIT_CONTEXT_MENU_ACTION_SPELLING_GUESS)
        {
            retval = g_list_prepend (retval, g_object_ref (item));
        }
        else
        {
            /* Spelling guesses are always at the beginning of the context menu, so
             * we can break the loop as soon as we find the first item that is not
             * spelling guess.
             */
            break;
        }
    }

    return g_list_reverse (retval);
}

static gboolean
populate_context_menu (WebKitWebView *web_view,
               WebKitContextMenu *context_menu,
               GdkEvent *event,
               WebKitHitTestResult *hit_test_result,
               EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    WebKitContextMenuItem *input_methods_item = NULL;
    WebKitContextMenuItem *unicode_item = NULL;
    GList *spelling_guess_items = NULL;
    EphyEmbedEvent *embed_event;
    gboolean is_document = FALSE;
    gboolean app_mode;

    if (webkit_hit_test_result_context_is_editable (hit_test_result)) {
        input_methods_item = find_item_in_context_menu (context_menu, WEBKIT_CONTEXT_MENU_ACTION_INPUT_METHODS);
        unicode_item = find_item_in_context_menu (context_menu, WEBKIT_CONTEXT_MENU_ACTION_UNICODE);
        spelling_guess_items = find_spelling_guess_context_menu_items (context_menu);
    }

    webkit_context_menu_remove_all (context_menu);

    embed_event = ephy_embed_event_new ((GdkEventButton *)event, hit_test_result);
    _ephy_window_set_context_event (window, embed_event);
    g_object_unref (embed_event);

    app_mode = ephy_embed_shell_get_mode (ephy_embed_shell_get_default ()) == EPHY_EMBED_SHELL_MODE_APPLICATION;

    update_edit_actions_sensitivity (window, FALSE);

    if (webkit_hit_test_result_context_is_link (hit_test_result))
    {
        const char *uri;
        gboolean link_has_web_scheme;

        uri = webkit_hit_test_result_get_link_uri (hit_test_result);
        link_has_web_scheme = ephy_embed_utils_address_has_web_scheme (uri);

        update_edit_actions_sensitivity (window, TRUE);
        update_link_actions_sensitivity (window, link_has_web_scheme);

        if (!app_mode)
        {
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "OpenLink");
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "OpenLinkInNewTab");
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "OpenLinkInNewWindow");
            webkit_context_menu_append (context_menu,
                            webkit_context_menu_item_new_separator ());
        }
        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditCopy");
        webkit_context_menu_append (context_menu,
                        webkit_context_menu_item_new_separator ());
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "DownloadLink");
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "DownloadLinkAs");
        if (!app_mode)
        {
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "BookmarkLink");
        }

        if (g_str_has_prefix (uri, "mailto:"))
        {
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "CopyEmailAddress");
        }
        else
        {
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "CopyLinkAddress");
        }
    }
    else if (webkit_hit_test_result_context_is_editable (hit_test_result))
    {
        GList *l;
        gboolean has_guesses = FALSE;

        for (l = spelling_guess_items; l; l = g_list_next (l))
        {
            WebKitContextMenuItem *item = WEBKIT_CONTEXT_MENU_ITEM (l->data);

            webkit_context_menu_append (context_menu, item);
            g_object_unref (item);
            has_guesses = TRUE;
        }
        g_list_free (spelling_guess_items);

        if (has_guesses)
        {
            webkit_context_menu_append (context_menu,
                            webkit_context_menu_item_new_separator ());
        }

        update_edit_actions_sensitivity (window, FALSE);

        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditCut");
        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditCopy");
        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditPaste");
        webkit_context_menu_append (context_menu,
                        webkit_context_menu_item_new_separator ());
        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditSelectAll");
        if (input_methods_item || unicode_item)
            webkit_context_menu_append (context_menu,
                            webkit_context_menu_item_new_separator ());
        if (input_methods_item)
        {
            webkit_context_menu_append (context_menu, input_methods_item);
            g_object_unref (input_methods_item);
        }

        if (unicode_item)
        {
            webkit_context_menu_append (context_menu, unicode_item);
            g_object_unref (unicode_item);
        }
    }
    else
    {
        is_document = TRUE;

        update_edit_actions_sensitivity (window, TRUE);

        add_action_to_context_menu (context_menu,
                        priv->toolbar_action_group, "NavigationBack");
        add_action_to_context_menu (context_menu,
                        priv->toolbar_action_group, "NavigationForward");
        add_action_to_context_menu (context_menu,
                        priv->action_group, "ViewReload");
        webkit_context_menu_append (context_menu,
                        webkit_context_menu_item_new_separator ());
        add_action_to_context_menu (context_menu,
                        priv->action_group, "EditCopy");
        if (!app_mode)
        {
            webkit_context_menu_append (context_menu,
                            webkit_context_menu_item_new_separator ());
            add_action_to_context_menu (context_menu,
                            priv->popups_action_group, "ContextBookmarkPage");
        }
    }

    if (webkit_hit_test_result_context_is_image (hit_test_result))
    {
        webkit_context_menu_append (context_menu,
                        webkit_context_menu_item_new_separator ());
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "OpenImage");
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "SaveImageAs");
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "SetImageAsBackground");
        add_action_to_context_menu (context_menu,
                        priv->popups_action_group, "CopyImageLocation");
    }

    if (is_document)
    {
        webkit_context_menu_append (context_menu,
                        webkit_context_menu_item_new_separator ());
        add_action_to_context_menu (context_menu,
                        priv->action_group, "FileSendTo");
    }

    webkit_context_menu_append (context_menu,
                    webkit_context_menu_item_new_separator ());
    webkit_context_menu_append (context_menu,
                    webkit_context_menu_item_new_from_stock_action (WEBKIT_CONTEXT_MENU_ACTION_INSPECT_ELEMENT));

    g_signal_connect (web_view, "context-menu-dismissed",
              G_CALLBACK (context_menu_dismissed_cb),
              window);

    return FALSE;
}
#else
static void
show_embed_popup (EphyWindow *window,
          WebKitWebView *view,
          GdkEventButton *event,
          WebKitHitTestResult *hit_test_result)
{
    EphyWindowPrivate *priv = window->priv;
    guint context;
    const char *popup;
    gboolean can_open_in_new;
    gboolean mailto;
    GtkWidget *widget;
    guint button;
    char *uri;
    EphyEmbedEvent *embed_event;

    g_object_get (hit_test_result, "link-uri", &uri, NULL);
    can_open_in_new = uri && ephy_embed_utils_address_has_web_scheme (uri);
    mailto = g_str_has_prefix (uri, "mailto:");
    g_free (uri);

    g_object_get (hit_test_result, "context", &context, NULL);

    LOG ("show_embed_popup context %x", context);

    if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
    {
        GtkAction *action;

        action = gtk_action_group_get_action (priv->popups_action_group, "CopyEmailAddress");
        gtk_action_set_visible (action, mailto);
        action = gtk_action_group_get_action (priv->popups_action_group, "CopyLinkAddress");
        gtk_action_set_visible (action, !mailto);

        popup = "/EphyLinkPopup";
        update_edit_actions_sensitivity (window, TRUE);
    }
    else if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE)
    {
        popup = "/EphyInputPopup";
        update_edit_actions_sensitivity (window, FALSE);
    }
    else
    {
        popup = "/EphyDocumentPopup";
        update_edit_actions_sensitivity (window, TRUE);
    }

    widget = gtk_ui_manager_get_widget (priv->manager, popup);
    g_return_if_fail (widget != NULL);

    update_link_actions_sensitivity (window, can_open_in_new);
    update_popup_actions_visibility (window,
                     view,
                     context);

    embed_event = ephy_embed_event_new (event, hit_test_result);
    _ephy_window_set_context_event (window, embed_event);
    g_object_unref (embed_event);

    g_signal_connect (widget, "deactivate",
              G_CALLBACK (embed_popup_deactivate_cb), window);

    button = event->button;

    if (button == 0)
    {
        gtk_menu_popup (GTK_MENU (widget), NULL, NULL,
                popup_menu_at_coords, window, 0,
                gtk_get_current_event_time ());
        gtk_menu_shell_select_first (GTK_MENU_SHELL (widget), FALSE);
    }
    else
    {
        gtk_menu_popup (GTK_MENU (widget), NULL, NULL,
                NULL, NULL, button,
                gtk_get_current_event_time ());
    }
}
#endif

static gboolean
save_target_uri (EphyWindow *window,
         WebKitWebView *view,
         GdkEventButton *event,
         WebKitHitTestResult *hit_test_result)
{
    guint context;
    char *location = NULL;
    gboolean retval = FALSE;

    if ((event->state & GDK_SHIFT_MASK) != GDK_SHIFT_MASK)
    {
        return FALSE;
    }

    g_object_get (hit_test_result, "context", &context, NULL);

    LOG ("ephy_window_dom_mouse_click_cb: button %d, context %d, modifier %d (%d:%d)",
         event->button, context, event->state, (int)event->x, (int)event->y);

    /* shift+click saves the link target */
    if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK)
    {
        g_object_get (G_OBJECT (hit_test_result), "link-uri", &location, NULL);
    }
    /* Note: pressing enter to submit a form synthesizes a mouse
     * click event
     */
    /* shift+click saves the non-link image */
    else if (context & WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE &&
         !(context & WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE))
    {
        g_object_get (G_OBJECT (hit_test_result), "image-uri", &location, NULL);
    }

    if (!location)
    {
        LOG ("Location: %s", location);

        retval = ephy_embed_utils_address_has_web_scheme (location);
        if (retval)
        {
            ephy_embed_auto_download_url (EPHY_GET_EMBED_FROM_EPHY_WEB_VIEW (view), location);
        }

        g_free (location);
    }

    return retval;
}

static gboolean
ephy_window_dom_mouse_click_cb (WebKitWebView *view,
                GdkEventButton *event,
                EphyWindow *window)
{
    WebKitHitTestResult *hit_test_result;
    gboolean handled = FALSE;

#ifdef HAVE_WEBKIT2
    hit_test_result = g_object_ref (window->priv->hit_test_result);
#else
    hit_test_result = webkit_web_view_get_hit_test_result (view, event);
#endif

    switch (event->button)
    {
            case GDK_BUTTON_PRIMARY:
            handled = save_target_uri (window, view, event, hit_test_result);
            break;
#ifndef HAVE_WEBKIT2
            case GDK_BUTTON_SECONDARY:
            show_embed_popup (window, view, event, hit_test_result);
            handled = TRUE;
            break;
#endif
            default:
            break;
    }

    g_object_unref (hit_test_result);

    return handled;
}

#ifdef HAVE_WEBKIT2
static void
ephy_window_mouse_target_changed_cb (WebKitWebView *web_view,
                     WebKitHitTestResult *hit_test_result,
                     guint modifiers,
                     EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    if (priv->hit_test_result)
        g_object_unref (priv->hit_test_result);
    priv->hit_test_result = g_object_ref (hit_test_result);
}
#endif

static void
sync_embed_is_overview (EphyEmbed *embed, GParamSpec *pspec, EphyWindow *window)
{
    if (window->priv->closing) return;

    _ephy_window_set_default_actions_sensitive (window,
                            SENS_FLAG_IS_BLANK,
                            ephy_embed_get_overview_mode (embed));;
}

static void
overview_open_link_cb (EphyOverview *overview,
               const char *url,
               EphyWindow *window)
{
    ephy_link_open (EPHY_LINK (window), url, NULL, ephy_link_flags_from_current_event ());
}

static void
ephy_window_set_is_popup (EphyWindow *window,
              gboolean is_popup)
{
    EphyWindowPrivate *priv = window->priv;

    priv->is_popup = is_popup;

    g_object_notify (G_OBJECT (window), "is-popup");
}

#ifdef HAVE_WEBKIT2
static void
ephy_window_configure_for_view (EphyWindow *window,
                WebKitWebView *web_view)
{
    WebKitWindowProperties *properties;
    EphyWebViewChrome chrome_mask;

    properties = webkit_web_view_get_window_properties (web_view);

    chrome_mask = window->priv->chrome;
    if (!webkit_window_properties_get_toolbar_visible (properties))
        chrome_mask &= ~EPHY_WEB_VIEW_CHROME_TOOLBAR;

    /* We will consider windows with different chrome settings popups. */
    if (chrome_mask != window->priv->chrome) {
        GdkRectangle geometry;

        webkit_window_properties_get_geometry (properties, &geometry);
        gtk_window_set_default_size (GTK_WINDOW (window), geometry.width, geometry.height);

        if (!webkit_window_properties_get_resizable (properties))
            gtk_window_set_resizable (GTK_WINDOW (window), FALSE);

        window->priv->is_popup = TRUE;
        window->priv->chrome = chrome_mask;

        sync_chromes_visibility (window);
    }
}
#else
static void
ephy_window_configure_for_view (EphyWindow *window,
                WebKitWebView *web_view)
{
    int width, height;
    gboolean toolbar_visible;
    EphyWebViewChrome chrome_mask;
    WebKitWebWindowFeatures *features;

    toolbar_visible = TRUE;
    features = webkit_web_view_get_window_features (web_view);

    chrome_mask = window->priv->chrome;

    g_object_get (features,
              "width", &width,
              "height", &height,
              "toolbar-visible", &toolbar_visible,
              NULL);

    if (!toolbar_visible)
        chrome_mask &= ~EPHY_WEB_VIEW_CHROME_TOOLBAR;

    /* We will consider windows with different chrome settings popups. */
    if (chrome_mask != window->priv->chrome) {
        gtk_window_set_default_size (GTK_WINDOW (window), width, height);

        window->priv->is_popup = TRUE;
        window->priv->chrome = chrome_mask;

        sync_chromes_visibility (window);
    }
}
#endif

static gboolean
web_view_ready_cb (WebKitWebView *web_view,
           WebKitWebView *parent_web_view)
{
    EphyWindow *window, *parent_view_window;
    gboolean using_new_window;

    window = EPHY_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (web_view)));
    parent_view_window = EPHY_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (parent_web_view)));

    using_new_window = window != parent_view_window;

    if (using_new_window)
    {
        ephy_window_configure_for_view (window, web_view);
        g_signal_emit_by_name (parent_web_view, "new-window", web_view);
    }

    gtk_widget_show (GTK_WIDGET (window));

    return TRUE;
}

#ifdef HAVE_WEBKIT2
static WebKitWebView *
create_web_view_cb (WebKitWebView *web_view,
            EphyWindow *window)
#else
static WebKitWebView *
create_web_view_cb (WebKitWebView *web_view,
            WebKitWebFrame *frame,
            EphyWindow *window)
#endif
{
    EphyEmbed *embed;
    WebKitWebView *new_web_view;
    EphyNewTabFlags flags;
    EphyWindow *parent_window;

    if (g_settings_get_boolean (EPHY_SETTINGS_MAIN,
                    EPHY_PREFS_NEW_WINDOWS_IN_TABS))
    {
        parent_window = window;
        flags = EPHY_NEW_TAB_IN_EXISTING_WINDOW |
            EPHY_NEW_TAB_JUMP |
            EPHY_NEW_TAB_APPEND_AFTER;
    }
    else
    {
        parent_window = NULL;
        flags = EPHY_NEW_TAB_IN_NEW_WINDOW |
            EPHY_NEW_TAB_DONT_SHOW_WINDOW;
    }

    embed = ephy_shell_new_tab_full (ephy_shell_get_default (),
                     parent_window,
                     EPHY_GET_EMBED_FROM_EPHY_WEB_VIEW (web_view),
                     NULL,
                     flags,
                     EPHY_WEB_VIEW_CHROME_ALL,
                     FALSE, /* is popup? */
                     0);

    new_web_view = EPHY_GET_WEBKIT_WEB_VIEW_FROM_EMBED (embed);
#ifdef HAVE_WEBKIT2
    g_signal_connect (new_web_view, "ready-to-show",
              G_CALLBACK (web_view_ready_cb),
              web_view);
#else
    g_signal_connect (new_web_view, "web-view-ready",
              G_CALLBACK (web_view_ready_cb),
              web_view);
#endif

    return new_web_view;
}

static void
delete_web_app (const char *request_uri)
{
    SoupURI *uri = soup_uri_new (request_uri);

    if (uri->query)
    {
        GHashTable *form;
        const char *app_id;

        form = soup_form_decode (uri->query);
        app_id = g_hash_table_lookup (form, "app_id");
        if (app_id)
        {
            ephy_web_application_delete (app_id);
        }
        g_hash_table_destroy (form);
    }

    soup_uri_free (uri);
}

#ifdef HAVE_WEBKIT2
static gboolean
decide_policy_cb (WebKitWebView *web_view,
          WebKitPolicyDecision *decision,
          WebKitPolicyDecisionType decision_type,
          EphyWindow *window)
{
    WebKitNavigationPolicyDecision *navigation_decision;
    WebKitNavigationType navigation_type;
    WebKitURIRequest *request;
    const char *uri;
    EphyEmbed *embed;

    if (decision_type == WEBKIT_POLICY_DECISION_TYPE_RESPONSE)
        return FALSE;

    navigation_decision = WEBKIT_NAVIGATION_POLICY_DECISION (decision);
    request = webkit_navigation_policy_decision_get_request (navigation_decision);
    uri = webkit_uri_request_get_uri (request);

    if (!ephy_embed_utils_address_has_web_scheme (uri))
    {
        GError *error = NULL;
        GdkScreen *screen;

        screen = gtk_widget_get_screen (GTK_WIDGET (web_view));
        gtk_show_uri (screen, uri, GDK_CURRENT_TIME, &error);

        if (error)
        {
            LOG ("failed to handle non web scheme: %s", error->message);
            g_error_free (error);

            return FALSE;
        }

        webkit_policy_decision_ignore (decision);

        return TRUE;
    }

    navigation_type = webkit_navigation_policy_decision_get_navigation_type (navigation_decision);

    if (navigation_type == WEBKIT_NAVIGATION_TYPE_LINK_CLICKED &&
        ephy_embed_shell_get_mode (ephy_embed_shell_get_default ()) == EPHY_EMBED_SHELL_MODE_APPLICATION)
    {
        /* The only thing we allow here is to either navigate
         * in the same window and tab to the current domain,
         * or launch a new (non app mode) epiphany instance
         * for all the other cases. */
        gboolean return_value;
        SoupURI *soup_uri = soup_uri_new (uri);
        SoupURI *current_soup_uri = soup_uri_new (webkit_web_view_get_uri (web_view));

        if (g_str_equal (soup_uri->host, current_soup_uri->host))
        {
            return_value = FALSE;
        }
        else
        {
            char *command_line;
            GError *error = NULL;

            return_value = TRUE;

            command_line = g_strdup_printf ("gvfs-open %s", uri);
            g_spawn_command_line_async (command_line, &error);

            if (error)
            {
                g_debug ("Error opening %s: %s", uri, error->message);
                g_error_free (error);
            }

            g_free (command_line);

            webkit_policy_decision_ignore (decision);
        }

        soup_uri_free (soup_uri);
        soup_uri_free (current_soup_uri);

        return return_value;
    }

    if (navigation_type == WEBKIT_NAVIGATION_TYPE_LINK_CLICKED)
    {
        gint button;
        gint state;
        EphyNewTabFlags flags;

        button = webkit_navigation_policy_decision_get_mouse_button (navigation_decision);
        state = webkit_navigation_policy_decision_get_modifiers (navigation_decision);
        flags = EPHY_NEW_TAB_OPEN_PAGE;

        ephy_web_view_set_visit_type (EPHY_WEB_VIEW (web_view),
                          EPHY_PAGE_VISIT_LINK);

        /* New tab in new window for control+shift+click */
        if (button == 1 && state == (GDK_SHIFT_MASK | GDK_CONTROL_MASK))
        {
            flags |= EPHY_NEW_TAB_IN_NEW_WINDOW;
        }
        /* New tab in existing window for middle click and
         * control+click */
        else if (button == 2 || (button == 1 && state == GDK_CONTROL_MASK))
        {
            flags |= EPHY_NEW_TAB_IN_EXISTING_WINDOW | EPHY_NEW_TAB_APPEND_AFTER;
        }
        /* Because we connect to button-press-event *after*
         * (G_CONNECT_AFTER) we need to prevent WebKit from browsing to
         * a link when you shift+click it. Otherwise when you
         * shift+click a link to download it you would also be taken to
         * the link destination. */
        else if (button == 1 && state == GDK_SHIFT_MASK)
        {
            webkit_policy_decision_ignore (decision);

            return TRUE;
        }
        /* Those were our special cases, we won't handle this */
        else
        {
            return FALSE;
        }

        embed = ephy_embed_container_get_active_child
            (EPHY_EMBED_CONTAINER (window));

        ephy_shell_new_tab_full (ephy_shell_get_default (),
                     window,
                     embed,
                     request,
                     flags,
                     EPHY_WEB_VIEW_CHROME_ALL, FALSE, 0);

        webkit_policy_decision_ignore (decision);

        return TRUE;
    }

    if (navigation_type == WEBKIT_NAVIGATION_TYPE_FORM_SUBMITTED && uri &&
        g_str_has_prefix (uri, "ephy-about:applications"))
    {
        delete_web_app (uri);
        webkit_policy_decision_use (decision);

        return TRUE;
    }

    return FALSE;
}
#else
static gboolean
policy_decision_required_cb (WebKitWebView *web_view,
                 WebKitWebFrame *web_frame,
                 WebKitNetworkRequest *request,
                 WebKitWebNavigationAction *action,
                 WebKitWebPolicyDecision *decision,
                 EphyWindow *window)
{
    WebKitWebNavigationReason reason;
    gint button;
    gint state;
    const char *uri;

    reason = webkit_web_navigation_action_get_reason (action);
    button = webkit_web_navigation_action_get_button (action);
    state = webkit_web_navigation_action_get_modifier_state (action);
    uri = webkit_network_request_get_uri (request);

    if (!ephy_embed_utils_address_has_web_scheme (uri))
    {
        GError *error = NULL;
        GdkScreen *screen;

        screen = gtk_widget_get_screen (GTK_WIDGET (web_view));
        gtk_show_uri (screen, uri, GDK_CURRENT_TIME, &error);

        if (error)
        {
            LOG ("failed to handle non web scheme: %s", error->message);
            g_error_free (error);

            return FALSE;
        }

        webkit_web_policy_decision_ignore (decision);

        return TRUE;
    }

    if (reason == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED &&
        ephy_embed_shell_get_mode (ephy_embed_shell_get_default ()) == EPHY_EMBED_SHELL_MODE_APPLICATION)
    {
        /* The only thing we allow here is to either navigate
         * in the same window and tab to the current domain,
         * or launch a new (non app mode) epiphany instance
         * for all the other cases. */
        gboolean return_value;
        SoupURI *soup_uri = soup_uri_new (uri);
        SoupURI *current_soup_uri = soup_uri_new (webkit_web_view_get_uri (web_view));

        if (g_str_equal (soup_uri->host, current_soup_uri->host))
        {
            return_value = FALSE;
        }
        else
        {
            char *command_line;
            GError *error = NULL;

            return_value = TRUE;

            command_line = g_strdup_printf ("gvfs-open %s", uri);
            g_spawn_command_line_async (command_line, &error);

            if (error)
            {
                g_debug ("Error opening %s: %s", uri, error->message);
                g_error_free (error);
            }

            g_free (command_line);
        }

        soup_uri_free (soup_uri);
        soup_uri_free (current_soup_uri);

        return return_value;
    }

    if (reason == WEBKIT_WEB_NAVIGATION_REASON_LINK_CLICKED) {
        EphyEmbed *embed;
        EphyNewTabFlags flags;

        flags = EPHY_NEW_TAB_OPEN_PAGE;

        ephy_web_view_set_visit_type (EPHY_WEB_VIEW (web_view),
                          EPHY_PAGE_VISIT_LINK);

        /* New tab in new window for control+shift+click */
        if (button == 1 &&
            state == (GDK_SHIFT_MASK | GDK_CONTROL_MASK))
        {
            flags |= EPHY_NEW_TAB_IN_NEW_WINDOW;
        }
        /* New tab in existing window for middle click and
         * control+click */
        else if (button == 2 ||
             (button == 1 && state == GDK_CONTROL_MASK))
        {
            flags |= EPHY_NEW_TAB_IN_EXISTING_WINDOW | EPHY_NEW_TAB_APPEND_AFTER;
        }
        /* Because we connect to button-press-event *after*
         * (G_CONNECT_AFTER) we need to prevent WebKit from browsing to
         * a link when you shift+click it. Otherwise when you
         * shift+click a link to download it you would also be taken to
         * the link destination. */
        else if (button == 1 && state == GDK_SHIFT_MASK)
        {
            return TRUE;
        }
        /* Those were our special cases, we won't handle this */
        else
        {
            return FALSE;
        }

        embed = ephy_embed_container_get_active_child
            (EPHY_EMBED_CONTAINER (window));

        ephy_shell_new_tab_full (ephy_shell_get_default (),
                     window,
                     embed,
                     request,
                     flags,
                     EPHY_WEB_VIEW_CHROME_ALL, FALSE, 0);

        return TRUE;
    }

    if (reason == WEBKIT_WEB_NAVIGATION_REASON_FORM_SUBMITTED && uri &&
        g_str_has_prefix (uri, "ephy-about:applications"))
    {
        delete_web_app (uri);
        webkit_web_policy_decision_use (decision);

        return TRUE;
    }

    return FALSE;
}
#endif

static void
ephy_window_connect_active_embed (EphyWindow *window)
{
    EphyEmbed *embed;
    WebKitWebView *web_view;
    EphyWebView *view;
    EphyOverview *overview;
    EphyEmbedShellMode shell_mode;

    g_return_if_fail (window->priv->active_embed != NULL);

    embed = window->priv->active_embed;
    view = ephy_embed_get_web_view (embed);
    web_view = EPHY_GET_WEBKIT_WEB_VIEW_FROM_EMBED (embed);

    sync_tab_security   (view, NULL, window);
    sync_tab_document_type  (view, NULL, window);
#ifdef HAVE_WEBKIT2
    sync_tab_load_status    (view, WEBKIT_LOAD_STARTED, window);
#else
    sync_tab_load_status    (view, NULL, window);
#endif
    sync_tab_is_blank   (view, NULL, window);
    sync_tab_navigation (view, NULL, window);
    sync_tab_title      (view, NULL, window);
    sync_tab_address    (view, NULL, window);
    sync_tab_icon       (view, NULL, window);
    sync_tab_popup_windows  (view, NULL, window);
    sync_tab_popups_allowed (view, NULL, window);
    sync_embed_is_overview  (embed, NULL, window);

    sync_tab_zoom       (web_view, NULL, window);

    g_signal_connect_object (web_view, "notify::zoom-level",
                 G_CALLBACK (sync_tab_zoom),
                 window, 0);

#ifdef HAVE_WEBKIT2
    g_signal_connect_object (web_view, "create",
                 G_CALLBACK (create_web_view_cb),
                 window, 0);
#else
    g_signal_connect_object (web_view, "create-web-view",
                 G_CALLBACK (create_web_view_cb),
                 window, 0);
#endif
#ifdef HAVE_WEBKIT2
    g_signal_connect_object (web_view, "decide-policy",
                 G_CALLBACK (decide_policy_cb),
                 window, 0);
#else
    g_signal_connect_object (web_view, "navigation-policy-decision-requested",
                 G_CALLBACK (policy_decision_required_cb),
                 window, 0);
    g_signal_connect_object (web_view, "new-window-policy-decision-requested",
                 G_CALLBACK (policy_decision_required_cb),
                 window, 0);
#endif

    g_signal_connect_object (view, "notify::hidden-popup-count",
                 G_CALLBACK (sync_tab_popup_windows),
                 window, 0);
    g_signal_connect_object (view, "notify::popups-allowed",
                 G_CALLBACK (sync_tab_popups_allowed),
                 window, 0);
    g_signal_connect_object (view, "notify::embed-title",
                 G_CALLBACK (sync_tab_title),
                 window, 0);
    g_signal_connect_object (view, "notify::address",
                 G_CALLBACK (sync_tab_address),
                 window, 0);
    g_signal_connect_object (view, "notify::icon",
                 G_CALLBACK (sync_tab_icon),
                 window, 0);
    g_signal_connect_object (view, "notify::security-level",
                 G_CALLBACK (sync_tab_security),
                 window, 0);
    g_signal_connect_object (view, "notify::document-type",
                 G_CALLBACK (sync_tab_document_type),
                 window, 0);
#ifndef HAVE_WEBKIT2
    g_signal_connect_object (view, "notify::load-status",
                 G_CALLBACK (sync_tab_load_status),
                 window, 0);
#else
    g_signal_connect_object (view, "load-changed",
                 G_CALLBACK (sync_tab_load_status),
                 window, 0);
#endif
    g_signal_connect_object (view, "notify::navigation",
                 G_CALLBACK (sync_tab_navigation),
                 window, 0);
    g_signal_connect_object (view, "notify::is-blank",
                 G_CALLBACK (sync_tab_is_blank),
                 window, 0);
#ifdef HAVE_WEBKIT2
    g_signal_connect_object (view, "button-press-event",
                 G_CALLBACK (ephy_window_dom_mouse_click_cb),
                 window, 0);
    g_signal_connect_object (view, "context-menu",
                 G_CALLBACK (populate_context_menu),
                 window, 0);
    g_signal_connect_object (view, "mouse-target-changed",
                 G_CALLBACK (ephy_window_mouse_target_changed_cb),
                 window, 0);
#else
    /* We run our button-press-event after the default
     * handler to make sure pages have a chance to perform
     * their own handling - for instance, have their own
     * context menus, or provide specific functionality
     * for the right mouse button */
    g_signal_connect_object (view, "button-press-event",
                 G_CALLBACK (ephy_window_dom_mouse_click_cb),
                 window, G_CONNECT_AFTER);
#endif
    g_signal_connect_object (embed, "notify::overview-mode",
                 G_CALLBACK (sync_embed_is_overview),
                 window, 0);

    shell_mode = ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (ephy_embed_shell_get_default ()));
    if (shell_mode != EPHY_EMBED_SHELL_MODE_INCOGNITO) {
        overview = ephy_embed_get_overview (embed);
        g_signal_connect_object (overview, "open-link",
                     G_CALLBACK (overview_open_link_cb),
                     window, 0);
    }

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

static void
ephy_window_disconnect_active_embed (EphyWindow *window)
{
    EphyEmbed *embed;
    WebKitWebView *web_view;
    EphyWebView *view;
    EphyOverview *overview;
#ifndef HAVE_WEBKIT2
    guint sid;
#endif
    EphyEmbedShellMode shell_mode;

    g_return_if_fail (window->priv->active_embed != NULL);

    embed = window->priv->active_embed;
    web_view = EPHY_GET_WEBKIT_WEB_VIEW_FROM_EMBED (embed);
    view = EPHY_WEB_VIEW (web_view);

    g_signal_handlers_disconnect_by_func (web_view,
                          G_CALLBACK (sync_tab_zoom),
                          window);
    g_signal_handlers_disconnect_by_func (web_view,
                          G_CALLBACK (create_web_view_cb),
                          window);
#ifdef HAVE_WEBKIT2
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (decide_policy_cb),
                          window);
#else
    sid = g_signal_lookup ("navigation-policy-decision-requested",
                   WEBKIT_TYPE_WEB_VIEW);
    g_signal_handlers_disconnect_matched (web_view,
                          G_SIGNAL_MATCH_ID |
                          G_SIGNAL_MATCH_FUNC,
                          sid,
                          0, NULL,
                          G_CALLBACK (policy_decision_required_cb),
                          NULL);
    sid = g_signal_lookup ("new-window-policy-decision-requested",
                   WEBKIT_TYPE_WEB_VIEW);
    g_signal_handlers_disconnect_matched (web_view,
                          G_SIGNAL_MATCH_ID |
                          G_SIGNAL_MATCH_FUNC,
                          sid,
                          0, NULL,
                          G_CALLBACK (policy_decision_required_cb),
                          NULL);
#endif

    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_popup_windows),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_popups_allowed),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_security),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_document_type),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_load_status),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_is_blank),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_navigation),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_title),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_address),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (sync_tab_icon),
                          window);

    g_signal_handlers_disconnect_by_func (embed,
                          G_CALLBACK (sync_embed_is_overview),
                          window);

    shell_mode = ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (ephy_embed_shell_get_default ()));
    if (shell_mode != EPHY_EMBED_SHELL_MODE_INCOGNITO) {
        overview = ephy_embed_get_overview (embed);
        g_signal_handlers_disconnect_by_func (overview,
                              G_CALLBACK (overview_open_link_cb),
                              window);
    }

    g_signal_handlers_disconnect_by_func
        (view, G_CALLBACK (ephy_window_dom_mouse_click_cb), window);
#ifdef HAVE_WEBKIT2
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (populate_context_menu),
                          window);
    g_signal_handlers_disconnect_by_func (view,
                          G_CALLBACK (ephy_window_mouse_target_changed_cb),
                          window);
#endif
}

static void
ephy_window_set_active_tab (EphyWindow *window, EphyEmbed *new_embed)
{
    EphyEmbed *old_embed;

    g_return_if_fail (EPHY_IS_WINDOW (window));
    g_return_if_fail (gtk_widget_get_toplevel (GTK_WIDGET (new_embed)) == GTK_WIDGET (window));

    old_embed = window->priv->active_embed;

    if (old_embed == new_embed) return;

    if (old_embed != NULL)
        ephy_window_disconnect_active_embed (window);

    window->priv->active_embed = new_embed;

    if (new_embed != NULL)
        ephy_window_connect_active_embed (window);
}

static gboolean
embed_modal_alert_cb (EphyEmbed *embed,
              EphyWindow *window)
{
    const char *address;

    /* switch the window to the tab, and bring the window to the foreground
     * (since the alert is modal, the user won't be able to do anything
     * with his current window anyway :|)
     */
    impl_set_active_child (EPHY_EMBED_CONTAINER (window), embed);
    gtk_window_present (GTK_WINDOW (window));

    /* make sure the location entry shows the real URL of the tab's page */
    address = ephy_web_view_get_address (ephy_embed_get_web_view (embed));
    ephy_window_set_location (window, address);

    /* don't suppress alert */
    return FALSE;
}

static void
tab_accels_item_activate (GtkAction *action,
              EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    const char *name;
    int tab_number;

    name = gtk_action_get_name (action);
    tab_number = atoi (name + strlen ("TabAccel"));

    gtk_notebook_set_current_page (priv->notebook, tab_number);
}

static void
tab_accels_update (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    int pages, i = 0;
    GList *actions, *l;

    actions = gtk_action_group_list_actions (priv->tab_accels_action_group);
    pages = gtk_notebook_get_n_pages (priv->notebook);
    for (l = actions; l != NULL; l = l->next)
    {
        GtkAction *action = GTK_ACTION (l->data);

        gtk_action_set_sensitive (action, (i < pages));

        i++;
    }
    g_list_free (actions);
}

#define TAB_ACCELS_N 10

static void
setup_tab_accels (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    guint id;
    int i;

    id = gtk_ui_manager_new_merge_id (priv->manager);

    for (i = 0; i < TAB_ACCELS_N; i++)
    {
        GtkAction *action;
        char *name;
        char *accel;

        name = g_strdup_printf ("TabAccel%d", i);
        accel = g_strdup_printf ("<alt>%d", (i + 1) % TAB_ACCELS_N);
        action = gtk_action_new (name, NULL, NULL, NULL);

        gtk_action_group_add_action_with_accel (priv->tab_accels_action_group,
                            action, accel);

        g_signal_connect (action, "activate",
                  G_CALLBACK (tab_accels_item_activate), window);
        gtk_ui_manager_add_ui (priv->manager, id, "/",
                       name, name,
                       GTK_UI_MANAGER_ACCELERATOR,
                       FALSE);

        g_object_unref (action);
        g_free (accel);
        g_free (name);
    }
}

static gboolean
show_notebook_popup_menu (GtkNotebook *notebook,
              EphyWindow *window,
              GdkEventButton *event)
{
    GtkWidget *menu, *tab, *tab_label;
    GtkAction *action;

    menu = gtk_ui_manager_get_widget (window->priv->manager, "/EphyNotebookPopup");
    g_return_val_if_fail (menu != NULL, FALSE);

    /* allow extensions to sync when showing the popup */
    action = gtk_action_group_get_action (window->priv->action_group,
                          "NotebookPopupAction");
    g_return_val_if_fail (action != NULL, FALSE);
    gtk_action_activate (action);

    if (event != NULL)
    {
        gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
                NULL, NULL,
                event->button, event->time);
    }
    else
    {
        tab = GTK_WIDGET (window->priv->active_embed);
        tab_label = gtk_notebook_get_tab_label (notebook, tab);

        gtk_menu_popup (GTK_MENU (menu), NULL, NULL,
                ephy_gui_menu_position_under_widget, tab_label,
                0, gtk_get_current_event_time ());
        gtk_menu_shell_select_first (GTK_MENU_SHELL (menu), FALSE);
    }

    return TRUE;
}

static gboolean
notebook_button_press_cb (GtkNotebook *notebook,
              GdkEventButton *event,
              EphyWindow *window)
{
    if (GDK_BUTTON_PRESS == event->type && 3 == event->button)
    {
        return show_notebook_popup_menu (notebook, window, event);
    }

    return FALSE;
}

static gboolean
notebook_popup_menu_cb (GtkNotebook *notebook,
            EphyWindow *window)
{
    /* Only respond if the notebook is the actual focus */
    if (EPHY_IS_NOTEBOOK (gtk_window_get_focus (GTK_WINDOW (window))))
    {
        return show_notebook_popup_menu (notebook, window, NULL);
    }

    return FALSE;
}

static gboolean
present_on_idle_cb (GtkWindow *window)
{
      gtk_window_present (window);
      return FALSE;
}

static void
notebook_page_added_cb (EphyNotebook *notebook,
            EphyEmbed *embed,
            guint position,
            EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    LOG ("page-added notebook %p embed %p position %u\n", notebook, embed, position);

    g_return_if_fail (EPHY_IS_EMBED (embed));

#if 0
    g_signal_connect_object (embed, "open-link",
                 G_CALLBACK (ephy_link_open), window,
                 G_CONNECT_SWAPPED);
#endif

    g_signal_connect_object (ephy_embed_get_web_view (embed), "ge-modal-alert",
                 G_CALLBACK (embed_modal_alert_cb), window, G_CONNECT_AFTER);

        if (priv->present_on_insert)
        {
                priv->present_on_insert = FALSE;
                g_idle_add ((GSourceFunc) present_on_idle_cb, g_object_ref (window));
        }

    tab_accels_update (window);
}

static void
notebook_page_removed_cb (EphyNotebook *notebook,
              EphyEmbed *embed,
              guint position,
              EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    LOG ("page-removed notebook %p embed %p position %u\n", notebook, embed, position);

    if (priv->closing) return;

    g_return_if_fail (EPHY_IS_EMBED (embed));

#if 0
    g_signal_handlers_disconnect_by_func (G_OBJECT (embed),
                          G_CALLBACK (ephy_link_open),
                          window);  
#endif

    g_signal_handlers_disconnect_by_func
        (ephy_embed_get_web_view (embed), G_CALLBACK (embed_modal_alert_cb), window);

    tab_accels_update (window);
}

static void
ephy_window_close_tab (EphyWindow *window,
               EphyEmbed *tab)
{
    gtk_widget_destroy (GTK_WIDGET (tab));

    /* If that was the last tab, destroy the window. */
    if (gtk_notebook_get_n_pages (window->priv->notebook) == 0)
    {
        gtk_widget_destroy (GTK_WIDGET (window));
    }
}

static void
tab_has_modified_forms_cb (EphyWebView *view,
               GAsyncResult *result,
               EphyWindow *window)
{
    gboolean has_modified_forms;

    has_modified_forms = ephy_web_view_has_modified_forms_finish (view, result, NULL);
    if (!has_modified_forms || confirm_close_with_modified_forms (window))
    {
        ephy_window_close_tab (window, EPHY_GET_EMBED_FROM_EPHY_WEB_VIEW (view));
    }
}

static void
notebook_page_close_request_cb (EphyNotebook *notebook,
                EphyEmbed *embed,
                EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;

    if (gtk_notebook_get_n_pages (priv->notebook) == 1)
    {
        if (g_settings_get_boolean (EPHY_SETTINGS_LOCKDOWN,
                        EPHY_PREFS_LOCKDOWN_QUIT))
        {
            return;
        }
        if (window_has_ongoing_downloads (window) &&
            !confirm_close_with_downloads (window))
        {
            return;
        }
    }

    if (g_settings_get_boolean (EPHY_SETTINGS_MAIN,
                    EPHY_PREFS_WARN_ON_CLOSE_UNSUBMITTED_DATA))
    {
        ephy_web_view_has_modified_forms (ephy_embed_get_web_view (embed),
                          NULL,
                          (GAsyncReadyCallback)tab_has_modified_forms_cb,
                          window);
    }
    else
    {
        ephy_window_close_tab (window, embed);
    }
}

static GtkWidget *
notebook_create_window_cb (GtkNotebook *notebook,
               GtkWidget *page,
                           int x,
                           int y,
                           EphyWindow *window)
{
  EphyWindow *new_window;
  EphyWindowPrivate *new_priv;

  new_window = ephy_window_new ();
  new_priv = new_window->priv;

  new_priv->present_on_insert = TRUE;

  return ephy_window_get_notebook (new_window);
}

static EphyEmbed *
real_get_active_tab (EphyWindow *window, int page_num)
{
    GtkWidget *embed;

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

    embed = gtk_notebook_get_nth_page (window->priv->notebook, page_num);

    g_return_val_if_fail (EPHY_IS_EMBED (embed), NULL);

    return EPHY_EMBED (embed);
}

static void
notebook_switch_page_cb (GtkNotebook *notebook,
             GtkWidget *page,
             guint page_num,
             EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyEmbed *embed;

    LOG ("switch-page notebook %p position %u\n", notebook, page_num);

    if (priv->closing) return;

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

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

    ephy_find_toolbar_set_embed (priv->find_toolbar, embed);
}

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

    notebook = GTK_NOTEBOOK (g_object_new (EPHY_TYPE_NOTEBOOK, NULL));

    g_signal_connect_after (notebook, "switch-page",
                G_CALLBACK (notebook_switch_page_cb),
                window);
        g_signal_connect (notebook, "create-window",
                          G_CALLBACK (notebook_create_window_cb),
                          window);

    g_signal_connect (notebook, "popup-menu",
              G_CALLBACK (notebook_popup_menu_cb), window);
    g_signal_connect (notebook, "button-press-event",
              G_CALLBACK (notebook_button_press_cb), window);

    g_signal_connect (notebook, "page-added",
              G_CALLBACK (notebook_page_added_cb), window);
    g_signal_connect (notebook, "page-removed",
              G_CALLBACK (notebook_page_removed_cb), window);
    g_signal_connect (notebook, "tab-close-request",
              G_CALLBACK (notebook_page_close_request_cb), window);

    return notebook;
}

static void
ephy_window_set_chrome (EphyWindow *window, EphyWebViewChrome mask)
{
    EphyWebViewChrome chrome_mask = mask;

    if (!g_settings_get_boolean (EPHY_SETTINGS_UI,
                     EPHY_PREFS_UI_SHOW_TOOLBARS))
    {
        chrome_mask &= ~EPHY_WEB_VIEW_CHROME_TOOLBAR;
    }

    window->priv->chrome = chrome_mask;
}

static void
ephy_window_set_downloads_box_visibility (EphyWindow *window,
                      gboolean show)
{

    if (show) {
        gtk_widget_show (window->priv->downloads_box);
        window->priv->chrome |= EPHY_WEB_VIEW_CHROME_DOWNLOADS_BOX;
    } else {
        gtk_widget_hide (window->priv->downloads_box);
        window->priv->chrome &= ~EPHY_WEB_VIEW_CHROME_DOWNLOADS_BOX;
    }
}

static void
download_added_cb (EphyEmbedShell *shell,
           EphyDownload *download,
           gpointer data)
{
    EphyWindow *window = EPHY_WINDOW (data);
    GtkWindow *download_window;
    GtkWidget *widget;

    download_window = ephy_download_get_window (download);
    widget = ephy_download_get_widget (download);

    if (widget == NULL &&
        (download_window == NULL || download_window == GTK_WINDOW (window)))
    {
        widget = ephy_download_widget_new (download);
        gtk_box_pack_start (GTK_BOX (window->priv->downloads_box),
                    widget, FALSE, FALSE, 0);
        gtk_widget_show (widget);
        ephy_window_set_downloads_box_visibility (window, TRUE);
    }
}

static void
downloads_removed_cb (GtkContainer *container,
              GtkWidget *widget,
              gpointer data)
{
    EphyWindow *window = EPHY_WINDOW (data);
    GList *children = NULL;

    children = gtk_container_get_children (container);
    if (g_list_length (children) == 1)
        ephy_window_set_downloads_box_visibility (window, FALSE);

    g_list_free (children);
}

static void
downloads_close_cb (GtkButton *button, EphyWindow *window)
{
    GList *l, *downloads;

    downloads = gtk_container_get_children (GTK_CONTAINER (window->priv->downloads_box));

    for (l = downloads; l != NULL; l = l->next)
    {
        if (EPHY_IS_DOWNLOAD_WIDGET (l->data) != TRUE)
            continue;

        if (ephy_download_widget_download_is_finished (EPHY_DOWNLOAD_WIDGET (l->data)))
        {
            gtk_widget_destroy (GTK_WIDGET (l->data));
        }
    }
    g_list_free (downloads);

    ephy_window_set_downloads_box_visibility (window, FALSE);
}

static GtkWidget *
setup_downloads_box (EphyWindow *window)
{
    GtkWidget *widget;
    GtkWidget *close_button;
    GtkWidget *image;

    widget = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
    close_button = gtk_button_new ();
    image = gtk_image_new_from_icon_name ("window-close-symbolic", GTK_ICON_SIZE_BUTTON);

    gtk_button_set_relief (GTK_BUTTON (close_button), GTK_RELIEF_NONE);

    gtk_container_add (GTK_CONTAINER (close_button), image);
    gtk_box_pack_end (GTK_BOX (widget), close_button, FALSE, FALSE, 4);

    g_signal_connect (close_button, "clicked",
              G_CALLBACK (downloads_close_cb), window);
    g_signal_connect (widget, "remove",
              G_CALLBACK (downloads_removed_cb), window);

    gtk_widget_show_all (close_button);

    return widget;
}

static void
ephy_window_dispose (GObject *object)
{
    EphyWindow *window = EPHY_WINDOW (object);
    EphyWindowPrivate *priv = window->priv;
    GSList *popups;

    LOG ("EphyWindow dispose %p", window);

    /* Only do these once */
    if (window->priv->closing == FALSE)
    {
        window->priv->closing = TRUE;

        ephy_bookmarks_ui_detach_window (window);

        g_signal_handlers_disconnect_by_func
            (ephy_embed_shell_get_default (),
             download_added_cb, window);

        /* Deactivate menus */
        popups = gtk_ui_manager_get_toplevels (window->priv->manager, GTK_UI_MANAGER_POPUP);
        g_slist_foreach (popups, (GFunc) gtk_menu_shell_deactivate, NULL);
        g_slist_free (popups);
    
        g_object_unref (priv->enc_menu);
        priv->enc_menu = NULL;

        priv->action_group = NULL;
        priv->popups_action_group = NULL;
        priv->tab_accels_action_group = NULL;

        g_object_unref (priv->manager);
        priv->manager = NULL;

        _ephy_window_set_context_event (window, NULL);

        g_clear_object (&priv->hit_test_result);
    }

    G_OBJECT_CLASS (ephy_window_parent_class)->dispose (object);
}

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_CHILD:
            impl_set_active_child (EPHY_EMBED_CONTAINER (window),
                           g_value_get_object (value));
            break;
        case PROP_CHROME:
            ephy_window_set_chrome (window, g_value_get_flags (value));
            break;
        case PROP_SINGLE_TAB_MODE:
            ephy_window_set_is_popup (window, g_value_get_boolean (value));
            break;
            default:
            G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); 
            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_CHILD:
            g_value_set_object (value, window->priv->active_embed);
            break;
        case PROP_CHROME:
            g_value_set_flags (value, window->priv->chrome);
            break;
        case PROP_SINGLE_TAB_MODE:
            g_value_set_boolean (value, window->priv->is_popup);
            break;
            default:
            G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); 
            break;
    }
}

static gboolean
ephy_window_state_event (GtkWidget *widget,
             GdkEventWindowState *event)
{
    EphyWindow *window = EPHY_WINDOW (widget);
    EphyWindowPrivate *priv = window->priv;

    if (GTK_WIDGET_CLASS (ephy_window_parent_class)->window_state_event)
    {
        GTK_WIDGET_CLASS (ephy_window_parent_class)->window_state_event (widget, event);
    }

    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 = priv->action_group;

        action = gtk_action_group_get_action (action_group, "ViewFullscreen");
        g_signal_handlers_block_by_func
            (action, G_CALLBACK (window_cmd_view_fullscreen), window);
        gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), fullscreen);
        g_signal_handlers_unblock_by_func
            (action, G_CALLBACK (window_cmd_view_fullscreen), window);
    }

    return FALSE;
}

static void
ephy_window_finalize (GObject *object)
{
    EphyWindow *window = EPHY_WINDOW (object);
    EphyWindowPrivate *priv = window->priv;

    if (priv->set_focus_handler != 0)
        g_signal_handler_disconnect (window,
                         priv->set_focus_handler);

    if (priv->app_menu_visibility_handler != 0)
        g_signal_handler_disconnect (gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (window))),
                         priv->app_menu_visibility_handler);

    G_OBJECT_CLASS (ephy_window_parent_class)->finalize (object);

    LOG ("EphyWindow finalised %p", object);
}

static void
find_toolbar_close_cb (EphyFindToolbar *toolbar,
               EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyEmbed *embed;

    if (priv->closing) return;

    ephy_find_toolbar_close (priv->find_toolbar);

    embed = priv->active_embed;
    if (embed == NULL) return;

    gtk_widget_grab_focus (GTK_WIDGET (embed));
}

static void
allow_popups_notifier (GSettings *settings,
               char *key,
               EphyWindow *window)
{
    GList *tabs;
    EphyEmbed *embed;

    g_return_if_fail (EPHY_IS_WINDOW (window));

    tabs = impl_get_children (EPHY_EMBED_CONTAINER (window));

    for (; tabs; tabs = g_list_next (tabs))
    {
        embed = EPHY_EMBED (tabs->data);
        g_return_if_fail (EPHY_IS_EMBED (embed));

        g_object_notify (G_OBJECT (ephy_embed_get_web_view (embed)), "popups-allowed");
    }
    g_list_free (tabs);
}

static void
show_toolbars_setting_cb (GSettings *settings,
              char *key,
              EphyWindow *window)
{
    gboolean show_toolbars;

    show_toolbars = g_settings_get_boolean (EPHY_SETTINGS_UI,
                        EPHY_PREFS_UI_SHOW_TOOLBARS);

    set_toolbar_visibility (window, show_toolbars);
}

static void
sync_user_input_cb (EphyLocationController *action,
            GParamSpec *pspec,
            EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyEmbed *embed;
    const char *address;

    LOG ("sync_user_input_cb");

    if (priv->updating_address) return;

    embed = ephy_embed_container_get_active_child (EPHY_EMBED_CONTAINER (window));
    g_assert (EPHY_IS_EMBED (embed));

    address = ephy_location_controller_get_address (action);

    priv->updating_address = TRUE;
    ephy_web_view_set_typed_address (ephy_embed_get_web_view (embed), address);
    priv->updating_address = FALSE;
}

static void
zoom_to_level_cb (GtkAction *action,
          float zoom,
          EphyWindow *window)
{
    ephy_window_set_zoom (window, zoom);
}

static void
lock_clicked_cb (EphyLocationController *controller,
         EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    EphyWebView *view;
    GTlsCertificate *certificate;
    GTlsCertificateFlags tls_errors;
    GtkWidget *certificate_dialog;

    view = ephy_embed_get_web_view (priv->active_embed);
    ephy_web_view_get_security_level (view, NULL, &certificate, &tls_errors);

    certificate_dialog = ephy_certificate_dialog_new (GTK_WINDOW (window),
                              ephy_location_controller_get_address (controller),
                              certificate,
                              tls_errors);
    gtk_window_set_destroy_with_parent (GTK_WINDOW (certificate_dialog), TRUE);
    g_signal_connect (certificate_dialog, "response",
              G_CALLBACK (gtk_widget_destroy),
              NULL);
    gtk_widget_show (certificate_dialog);
}

static GtkWidget *
setup_toolbar (EphyWindow *window)
{
    GtkWidget *frame;
    GtkWidget *toolbar;
    GtkAction *action;
    EphyWindowPrivate *priv = window->priv;

    frame = gtk_frame_new (NULL);
    toolbar = ephy_toolbar_new (window);
    gtk_widget_set_margin_top (toolbar, 6);
    gtk_widget_set_margin_bottom (toolbar, 5);
    if (gtk_widget_get_direction (toolbar) == GTK_TEXT_DIR_RTL)
    {
        gtk_widget_set_margin_left (toolbar, 8);
        gtk_widget_set_margin_right (toolbar, 6);
    }
    else
    {
        gtk_widget_set_margin_left (toolbar, 6);
        gtk_widget_set_margin_right (toolbar, 8);
    }
    gtk_container_add (GTK_CONTAINER (frame), toolbar);
    gtk_widget_show (frame);
    gtk_window_set_titlebar (GTK_WINDOW (window), frame);

    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "NavigationBack");
    g_signal_connect_swapped (action, "open-link",
                  G_CALLBACK (ephy_link_open), window);

    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "NavigationForward");
    g_signal_connect_swapped (action, "open-link",
                  G_CALLBACK (ephy_link_open), window);

    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "FileNewTab");
    g_signal_connect_swapped (action, "open-link",
                  G_CALLBACK (ephy_link_open), window);

    action = gtk_action_group_get_action (priv->toolbar_action_group,
                          "Zoom");
    g_signal_connect (action, "zoom-to-level",
              G_CALLBACK (zoom_to_level_cb), window);

    return toolbar;
}

static const char* disabled_actions_for_app_mode[] = { "FileOpen",
                               "FileNewWindow",
                               "FileNewWindowIncognito",
                               "FileSaveAs",
                               "FileSaveAsApplication",
                               "ViewEncoding",
                               "ViewPageSource",
                               "FileBookmarkPage",
                               "EditBookmarks",
                               "EditHistory",
                               "EditPreferences",
                               "EditPersonalData" };

static gboolean
_gtk_css_provider_load_from_resource (GtkCssProvider* provider,
                      const char *resource_path,
                      GError **error)
{
    GBytes *data;
    gboolean res;
    
    g_return_val_if_fail (GTK_IS_CSS_PROVIDER (provider), FALSE);
    g_return_val_if_fail (resource_path != NULL, FALSE);

    data = g_resources_lookup_data (resource_path, 0, error);
    if (data == NULL)
        return FALSE;

    res = gtk_css_provider_load_from_data (provider,
                           g_bytes_get_data (data, NULL),
                           g_bytes_get_size (data),
                           error);
    g_bytes_unref (data);
    
    return res;
}

static const gchar* app_actions[] = {
    "FileNewWindow",
    "FileNewWindowIncognito",
    "EditPreferences",
    "EditPersonalData",
    "EditBookmarks",
    "EditHistory",
    "FileQuit",
    "HelpContents",
    "HelpAbout"
};

static void
ephy_window_toggle_visibility_for_app_menu (EphyWindow *window)
{
    const gchar *action_name;
    gboolean shows_app_menu;
    GtkSettings *settings;
    GtkAction *action;
    gint idx;

    settings = gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (window)));
    g_object_get (settings,
              "gtk-shell-shows-app-menu", &shows_app_menu,
              NULL);

    for (idx = 0; idx < G_N_ELEMENTS (app_actions); idx++) {
        action_name = app_actions[idx];
        action = gtk_action_group_get_action (window->priv->action_group, action_name);

        gtk_action_set_visible (action, !shows_app_menu);
    }
}

static GObject *
ephy_window_constructor (GType type,
             guint n_construct_properties,
             GObjectConstructParam *construct_params)
{
    GObject *object;
    EphyWindow *window;
    EphyWindowPrivate *priv;
    GtkSettings *settings;
    GtkAction *action;
    GtkActionGroup *toolbar_action_group;
    GError *error = NULL;
    guint settings_connection;
    GtkCssProvider *css_provider;
    int i;
    EphyEmbedShellMode mode;

    object = G_OBJECT_CLASS (ephy_window_parent_class)->constructor
        (type, n_construct_properties, construct_params);

    window = EPHY_WINDOW (object);

    priv = window->priv;

    ephy_gui_ensure_window_group (GTK_WINDOW (window));

    /* initialize the listener for the key theme
     * FIXME: Need to handle multi-head and migration.
     */
    settings = gtk_settings_get_default ();
    settings_connection = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (settings),
                                   SETTINGS_CONNECTION_DATA_KEY));
    if (settings_connection == 0)
    {
        settings_connection =
            g_signal_connect (settings, "notify::gtk-key-theme-name",
                      G_CALLBACK (settings_changed_cb), NULL);
        g_object_set_data (G_OBJECT (settings), SETTINGS_CONNECTION_DATA_KEY,
                   GUINT_TO_POINTER (settings_connection));

    }

    settings_change_notify (settings, window);

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

    /* Create the notebook. */
    /* FIXME: the notebook needs to exist before the toolbar,
     * because EphyLocationEntry uses it... */
    priv->notebook = setup_notebook (window);

    /* Setup the toolbar. */
    priv->toolbar = setup_toolbar (window);
    priv->location_controller =
        g_object_new (EPHY_TYPE_LOCATION_CONTROLLER,
                  "window", window,
                  "location-entry", ephy_toolbar_get_location_entry (EPHY_TOOLBAR (priv->toolbar)),
                  NULL);
    g_signal_connect (priv->location_controller, "notify::address",
              G_CALLBACK (sync_user_input_cb), window);
    g_signal_connect_swapped (priv->location_controller, "open-link",
                  G_CALLBACK (ephy_link_open), window);
    g_signal_connect (priv->location_controller, "lock-clicked",
              G_CALLBACK (lock_clicked_cb), window);

    priv->find_toolbar = ephy_find_toolbar_new (window);
    g_signal_connect (priv->find_toolbar, "close",
              G_CALLBACK (find_toolbar_close_cb), window);

    gtk_box_pack_start (GTK_BOX (priv->main_vbox),
                GTK_WIDGET (priv->find_toolbar), FALSE, FALSE, 0);

    g_signal_connect_swapped (priv->notebook, "open-link",
                  G_CALLBACK (ephy_link_open), window);
    gtk_box_pack_start (GTK_BOX (priv->main_vbox),
                GTK_WIDGET (priv->notebook),
                TRUE, TRUE, 0);
    gtk_widget_show (GTK_WIDGET (priv->notebook));

    priv->downloads_box = setup_downloads_box (window);
    gtk_box_pack_start (GTK_BOX (priv->main_vbox),
                GTK_WIDGET (priv->downloads_box), FALSE, FALSE, 0);
    action = gtk_action_group_get_action (window->priv->action_group,
                          "ViewDownloadsBar");

    g_object_bind_property (action, "active",
                priv->downloads_box, "visible",
                G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
    
    /* Now load the UI definition. */
    gtk_ui_manager_add_ui_from_resource (priv->manager,
                         "/org/gnome/epiphany/epiphany-ui.xml",
                         &error);
    if (error != NULL)
    {
        g_warning ("Could not merge epiphany-ui.xml: %s", error->message);
        g_error_free (error);
        error = NULL;
    }

    /* Attach the CSS provider to the window. */
    css_provider = gtk_css_provider_new ();
    _gtk_css_provider_load_from_resource (css_provider,
                          "/org/gnome/epiphany/epiphany.css",
                          &error);
    if (error == NULL)
    {
        gtk_style_context_add_provider_for_screen (gtk_widget_get_screen (GTK_WIDGET (window)),
                                                   GTK_STYLE_PROVIDER (css_provider),
                                                   GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
    }
    else
    {
        g_warning ("Could not attach css style: %s", error->message);
        g_error_free (error);
    }

    g_object_unref (css_provider);

    /* Initialize the menus */
    priv->enc_menu = ephy_encoding_menu_new (window);

    ephy_bookmarks_ui_attach_window (window);

    /* other notifiers */
    action = gtk_action_group_get_action (window->priv->action_group,
                          "BrowseWithCaret");

    g_settings_bind (EPHY_SETTINGS_MAIN,
             EPHY_PREFS_ENABLE_CARET_BROWSING,
             action, "active",
             G_SETTINGS_BIND_GET);

    g_signal_connect (EPHY_SETTINGS_WEB,
              "changed::" EPHY_PREFS_WEB_ENABLE_POPUPS,
              G_CALLBACK (allow_popups_notifier), window);

    g_signal_connect (EPHY_SETTINGS_UI,
              "changed::" EPHY_PREFS_UI_SHOW_TOOLBARS,
              G_CALLBACK (show_toolbars_setting_cb), window);

    /* Disable actions not needed for popup mode. */
    toolbar_action_group = priv->toolbar_action_group;
    action = gtk_action_group_get_action (toolbar_action_group, "FileNewTab");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME,
                          priv->is_popup);

    action = gtk_action_group_get_action (priv->popups_action_group, "OpenLinkInNewTab");
    ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME,
                          priv->is_popup);

    /* Disabled actions not needed for application mode. */
    mode = ephy_embed_shell_get_mode (ephy_embed_shell_get_default ());
    if (mode == EPHY_EMBED_SHELL_MODE_APPLICATION)
    {
        /* We don't need to show the page menu in web application mode. */
        action = gtk_action_group_get_action (toolbar_action_group, "PageMenu");
        ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME, TRUE);
        gtk_action_set_visible (action, FALSE);

        action = gtk_action_group_get_action (toolbar_action_group, "FileNewTab");
        ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME,
                              TRUE);
        gtk_action_set_visible (action, FALSE);

        action = gtk_action_group_get_action (priv->popups_action_group, "ContextBookmarkPage");
        ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME, TRUE);
        gtk_action_set_visible (action, FALSE);

        action = gtk_action_group_get_action (priv->popups_action_group, "InspectElement");
        ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME, TRUE);
        gtk_action_set_visible (action, FALSE);

        for (i = 0; i < G_N_ELEMENTS (disabled_actions_for_app_mode); i++)
        {
            action = gtk_action_group_get_action (priv->action_group,
                                  disabled_actions_for_app_mode[i]);
            ephy_action_change_sensitivity_flags (action, SENS_FLAG_CHROME, TRUE);
            gtk_action_set_visible (action, FALSE);
        }
    }

    /* We never want the menubar shown, we merge the app menu into
     * our super menu manually when running outside the Shell. */
    gtk_application_window_set_show_menubar (GTK_APPLICATION_WINDOW (window), FALSE);

    ephy_window_toggle_visibility_for_app_menu (window);
    priv->app_menu_visibility_handler =  g_signal_connect_swapped (gtk_settings_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (window))),
                                       "notify::gtk-shell-shows-app-menu",
                                       G_CALLBACK (ephy_window_toggle_visibility_for_app_menu), window);

    /* ensure the UI is updated */
    gtk_ui_manager_ensure_update (priv->manager);

    init_menu_updaters (window);

    sync_chromes_visibility (window);

    return object;
}

static void
ephy_window_show (GtkWidget *widget)
{
    EphyWindow *window = EPHY_WINDOW(widget);
    EphyWindowPrivate *priv = window->priv;

    if (!priv->has_size)
    {
        EphyEmbed *embed;
        int flags = 0;

        embed = priv->active_embed;
        g_return_if_fail (EPHY_IS_EMBED (embed));

        if (!priv->is_popup)
            flags = EPHY_INITIAL_STATE_WINDOW_SAVE_SIZE;

        ephy_initial_state_add_window (widget, "main_window", 600, 500,
                           TRUE, flags);
        priv->has_size = TRUE;
    }

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

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

    object_class->constructor = ephy_window_constructor;
    object_class->dispose = ephy_window_dispose;
    object_class->finalize = ephy_window_finalize;
    object_class->get_property = ephy_window_get_property;
    object_class->set_property = ephy_window_set_property;

    widget_class->show = ephy_window_show;
    widget_class->key_press_event = ephy_window_key_press_event;
    widget_class->window_state_event = ephy_window_state_event;
    widget_class->delete_event = ephy_window_delete_event;

    g_object_class_override_property (object_class,
                      PROP_ACTIVE_CHILD,
                      "active-child");

    g_object_class_override_property (object_class,
                      PROP_SINGLE_TAB_MODE,
                      "is-popup");

    g_object_class_override_property (object_class,
                      PROP_CHROME,
                      "chrome");

    g_type_class_add_private (object_class, sizeof (EphyWindowPrivate));
}

static void 
maybe_finish_activation_cb (EphyWindow *window,
                GtkWidget *widget,
                GtkWidget *toolbar)
{
    while (widget != NULL && widget != toolbar)
    {
        widget = gtk_widget_get_parent (widget);
    }

    /* if widget == toolbar, the new focus widget is in the toolbar, so we
     * don't deactivate.
     */
    if (widget != toolbar)
    {
        g_signal_handler_disconnect (window, window->priv->set_focus_handler);
        window->priv->set_focus_handler = 0;
        sync_chromes_visibility (window);
    }
}

static void
_ephy_window_activate_location (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    GtkWidget *entry;
    gboolean visible;

    entry = ephy_toolbar_get_location_entry (EPHY_TOOLBAR (priv->toolbar));

    g_object_get (G_OBJECT (priv->toolbar), "visible", &visible, NULL);
    if (visible == FALSE)
    {
        gtk_widget_show (GTK_WIDGET (priv->toolbar));
        window->priv->set_focus_handler =
            g_signal_connect (window, "set-focus",
                      G_CALLBACK (maybe_finish_activation_cb),
                      priv->toolbar);
    }

    ephy_location_entry_activate (EPHY_LOCATION_ENTRY (entry));
}

static void
ephy_window_init (EphyWindow *window)
{
    LOG ("EphyWindow initialising %p", window);

    window->priv = EPHY_WINDOW_GET_PRIVATE (window);

    g_signal_connect (ephy_embed_shell_get_default (),
             "download-added", G_CALLBACK (download_added_cb),
             window);
}

/**
 * ephy_window_new:
 *
 * Equivalent to g_object_new() but returns an #EphyWindow so you don't have
 * to cast it.
 *
 * Return value: a new #EphyWindow
 **/
EphyWindow *
ephy_window_new (void)
{
    return g_object_new (EPHY_TYPE_WINDOW,
                 "application", GTK_APPLICATION (ephy_shell_get_default ()),
                 NULL);
}

/**
 * ephy_window_new_with_chrome:
 * @chrome: an #EphyWebViewChrome
 * @is_popup: whether the new window is a popup window
 *
 * Identical to ephy_window_new(), but allows you to specify a chrome.
 *
 * Return value: a new #EphyWindow
 **/
EphyWindow *
ephy_window_new_with_chrome (EphyWebViewChrome chrome,
                 gboolean is_popup)
{
    return g_object_new (EPHY_TYPE_WINDOW,
                 "chrome", chrome,
                 "is-popup", is_popup,
                 "application", GTK_APPLICATION (ephy_shell_get_default ()),
                 NULL);
}

/**
 * ephy_window_get_ui_manager:
 * @window: an #EphyWindow
 *
 * Returns this window's UI manager.
 *
 * Return value: (transfer none): an #GtkUIManager
 **/
GtkUIManager *
ephy_window_get_ui_manager (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return window->priv->manager;
}

/**
 * ephy_window_get_notebook:
 * @window: an #EphyWindow
 *
 * Returns the #GtkNotebook used by this window.
 *
 * Return value: (transfer none): the @window's #GtkNotebook
 **/
GtkWidget *
ephy_window_get_notebook (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

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

/**
 * ephy_window_get_find_toolbar:
 * @window: an #EphyWindow
 *
 * Returns the #EphyFindToolbar used by this window.
 *
 * Return value: (transfer none): the @window's #EphyFindToolbar
 **/
GtkWidget *
ephy_window_get_find_toolbar (EphyWindow *window)
{
       g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

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

/**
 * ephy_window_load_url:
 * @window: a #EphyWindow
 * @url: the url to load
 *
 * Loads a new url in the active tab of @window.
 * Unlike ephy_web_view_load_url(), this function activates
 * the embed.
 *
 **/
void
ephy_window_load_url (EphyWindow *window,
              const char *url)
{
    g_return_if_fail (url != NULL);

    ephy_link_open (EPHY_LINK (window), url, NULL, 0);
}

/**
 * ephy_window_activate_location:
 * @window: an #EphyWindow
 *
 * Activates the location entry on @window's toolbar.
 **/
void
ephy_window_activate_location (EphyWindow *window)
{
    _ephy_window_activate_location (window);
}

/**
 * ephy_window_set_zoom:
 * @window: an #EphyWindow
 * @zoom: the desired zoom level
 *
 * Sets the zoom on @window's active #EphyEmbed. A @zoom of 1.0 corresponds to
 * 100% zoom (normal size).
 **/
void
ephy_window_set_zoom (EphyWindow *window,
              float zoom)
{
    EphyEmbed *embed;
    double current_zoom = 1.0;
    WebKitWebView *web_view;

    g_return_if_fail (EPHY_IS_WINDOW (window));

    embed = window->priv->active_embed;
    g_return_if_fail (embed != NULL);

    web_view = EPHY_GET_WEBKIT_WEB_VIEW_FROM_EMBED (embed);

    current_zoom = webkit_web_view_get_zoom_level (web_view);

    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)
    {
        webkit_web_view_set_zoom_level (web_view, zoom);
    }
}

static void
ephy_window_view_popup_windows_cb (GtkAction *action,
                   EphyWindow *window)
{
    EphyEmbed *embed;
    gboolean allow;

    g_return_if_fail (EPHY_IS_WINDOW (window));

    embed = window->priv->active_embed;
    g_return_if_fail (EPHY_IS_EMBED (embed));

    if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)))
    {
        allow = TRUE;
    }
    else
    {
        allow = FALSE;
    }

    g_object_set (G_OBJECT (ephy_embed_get_web_view (embed)), "popups-allowed", allow, NULL);
}

/**
 * ephy_window_get_context_event:
 * @window: an #EphyWindow
 *
 * Returns the #EphyEmbedEvent for the current context menu.
 * Use this to get the event from the action callback.
 *
 * Return value: (transfer none): an #EphyEmbedEvent, or %NULL
 **/
EphyEmbedEvent *
ephy_window_get_context_event (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return window->priv->context_event;
}

/**
 * ephy_window_get_location:
 * @window: an #EphyWindow widget
 *
 * Gets the current address according to @window's #EphyLocationController.
 *
 * Returns: current @window address
 **/
const char *
ephy_window_get_location (EphyWindow *window)
{
    EphyWindowPrivate *priv = window->priv;
    return ephy_location_controller_get_address (priv->location_controller);
}

/**
 * ephy_window_set_location:
 * @window: an #EphyWindow widget
 * @address: new address
 *
 * Sets the internal #EphyLocationController address to @address.
 **/
void
ephy_window_set_location (EphyWindow *window,
              const char *address)
{
    EphyWindowPrivate *priv = window->priv;

    if (priv->updating_address) return;

    priv->updating_address = TRUE;
    ephy_location_controller_set_address (priv->location_controller, address);
    priv->updating_address = FALSE;
}

/**
 * ephy_window_get_toolbar_action_group:
 * @window: an #EphyWindow
 * 
 * Returns the toolbar #GtkActionGroup for this @window
 * 
 * Returns: (transfer none): the #GtkActionGroup for this @window's
 * toolbar actions
 **/
GtkActionGroup *
ephy_window_get_toolbar_action_group (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return window->priv->toolbar_action_group;
}

/**
 * ephy_window_get_location_controller:
 * @window: an #EphyWindow
 * 
 * Returns the @window #EphyLocationController
 * 
 * Returns: (transfer none): the @window #EphyLocationController
 **/
EphyLocationController *
ephy_window_get_location_controller (EphyWindow *window)
{
    g_return_val_if_fail (EPHY_IS_WINDOW (window), NULL);

    return window->priv->location_controller;
}

/**
 * ephy_window_is_on_current_workspace:
 * @window: an #EphyWindow
 *
 * Returns whether @window is on the current workspace
 *
 * Returns: %TRUE if the window is on the current workspace, %FALSE otherwise
 **/
gboolean
ephy_window_is_on_current_workspace (EphyWindow *window)
{
    GdkWindow *gdk_window = NULL;
    WnckWorkspace *workspace = NULL;
    WnckWindow *wnck_window = NULL;

    if (!gtk_widget_get_realized (GTK_WIDGET (window)))
        return TRUE;

    workspace = wnck_screen_get_active_workspace (wnck_screen_get_default ());

    /* From WNCK docs:
     * "May return NULL sometimes, if libwnck is in a weird state due to
     *  the asynchronous nature of the interaction with the window manager."
     * In such a case we cannot really check, so assume we are.
     */
    if (!workspace)
        return TRUE;

    gdk_window = gtk_widget_get_window (GTK_WIDGET (window));
    wnck_window = wnck_window_get (GDK_WINDOW_XID (gdk_window));

    return wnck_window_is_on_workspace (wnck_window, workspace);
}

typedef struct {
    EphyWindow *window;
    GCancellable *cancellable;

    guint embeds_to_check;
    EphyEmbed *modified_embed;
} ModifiedFormsData;

static void
modified_forms_data_free (ModifiedFormsData *data)
{
    g_object_unref (data->cancellable);

    g_slice_free (ModifiedFormsData, data);
}

static void
continue_window_close_after_modified_forms_check (ModifiedFormsData *data)
{
    gboolean should_close;

    data->window->priv->checking_modified_forms = FALSE;

    if (data->modified_embed)
    {
        /* jump to the first tab with modified forms */
        impl_set_active_child (EPHY_EMBED_CONTAINER (data->window),
                       data->modified_embed);
        if (!confirm_close_with_modified_forms (data->window))
            return;
    }

    data->window->priv->force_close = TRUE;
    should_close = ephy_window_close (data->window);
    data->window->priv->force_close = FALSE;
    if (should_close)
        gtk_widget_destroy (GTK_WIDGET (data->window));
}

static void
has_modified_forms_cb (EphyWebView *view,
               GAsyncResult *result,
               ModifiedFormsData *data)
{
    gboolean has_modified_forms;

    data->embeds_to_check--;
    has_modified_forms = ephy_web_view_has_modified_forms_finish (view, result, NULL);
    if (has_modified_forms)
    {
        /* Cancel all others */
        g_cancellable_cancel (data->cancellable);
        data->modified_embed = EPHY_GET_EMBED_FROM_EPHY_WEB_VIEW (view);
    }

    if (data->embeds_to_check > 0)
        return;

    continue_window_close_after_modified_forms_check (data);
    modified_forms_data_free (data);
}

static void
ephy_window_check_modified_forms (EphyWindow *window)
{
    GList *tabs, *l;
    ModifiedFormsData *data;

    window->priv->checking_modified_forms = TRUE;

    data = g_slice_new0 (ModifiedFormsData);
    data->window = window;
    data->cancellable = g_cancellable_new ();
    data->embeds_to_check = gtk_notebook_get_n_pages (window->priv->notebook);

    tabs = impl_get_children (EPHY_EMBED_CONTAINER (window));
    for (l = tabs; l != NULL; l = l->next)
    {
        EphyEmbed *embed = (EphyEmbed *) l->data;

        ephy_web_view_has_modified_forms (ephy_embed_get_web_view (embed),
                          data->cancellable,
                          (GAsyncReadyCallback)has_modified_forms_cb,
                          data);
    }
    g_list_free (tabs);
}

/**
 * ephy_window_close:
 * @window: an #EphyWindow
 *
 * Try to close the window. The window might refuse to close
 * if there are ongoing download operations or unsubmitted
 * modifed forms.
 *
 * Returns: %TRUE if the window is closed, or %FALSE otherwise
 **/
gboolean
ephy_window_close (EphyWindow *window)
{
    /* We ignore the delete_event if the disable_quit lockdown has been set
     */
    if (g_settings_get_boolean (EPHY_SETTINGS_LOCKDOWN,
                    EPHY_PREFS_LOCKDOWN_QUIT)) return FALSE;

    if (window->priv->checking_modified_forms) {
        /* stop window close */
        return FALSE;
    }

    if (!window->priv->force_close &&
        g_settings_get_boolean (EPHY_SETTINGS_MAIN,
                    EPHY_PREFS_WARN_ON_CLOSE_UNSUBMITTED_DATA) &&
        gtk_notebook_get_n_pages (window->priv->notebook) > 0)
    {
        ephy_window_check_modified_forms (window);
        /* stop window close */
        return FALSE;
    }

    if (window_has_ongoing_downloads (window) && confirm_close_with_downloads (window) == FALSE)
    {
        /* stop window close */
        return FALSE;
    }

    /* If this is the last window, save its state in the session. */
    if (ephy_shell_get_n_windows (ephy_shell_get_default ()) == 1)
    {
        ephy_session_close (ephy_shell_get_session (ephy_shell_get_default ()));
    }

    /* See bug #114689 */
    gtk_widget_hide (GTK_WIDGET (window));

    return TRUE;
}