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	Commit message (Expand)	Author	Age	Files	Lines
*	Getting almost full and proper use of xml-i18n-tools.	Gediminas Paulauskas	2001-02-11	1	-0/+24

generated by cgit (git 2.34.1) at 2025-02-12 21:19:03 +0800

/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
 *  Copyright © 2000-2004 Marco Pesenti Gritti
 *  Copyright © 2003, 2004, 2006 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-shell.h"

#include "ephy-adblock-manager.h"
#include "ephy-bookmarks-editor.h"
#include "ephy-bookmarks-import.h"
#include "ephy-debug.h"
#include "ephy-embed-container.h"
#include "ephy-embed-single.h"
#include "ephy-embed-utils.h"
#include "ephy-file-helpers.h"
#include "ephy-gui.h"
#include "ephy-history-window.h"
#include "ephy-home-action.h"
#include "ephy-lockdown.h"
#include "ephy-prefs.h"
#include "ephy-private.h"
#include "ephy-session.h"
#include "ephy-settings.h"
#include "ephy-type-builtins.h"
#include "ephy-web-view.h"
#include "ephy-window.h"
#include "pdm-dialog.h"
#include "prefs-dialog.h"
#include "window-commands.h"

#include <glib/gi18n.h>
#include <gtk/gtk.h>

#define EPHY_SHELL_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_SHELL, EphyShellPrivate))

struct _EphyShellPrivate {
  EphySession *session;
  GList *windows;
  GObject *lockdown;
  EphyBookmarks *bookmarks;
  GNetworkMonitor *network_monitor;
  GtkWidget *bme;
  GtkWidget *history_window;
  GObject *pdm_dialog;
  GObject *prefs_dialog;
  GList *del_on_exit;
  EphyShellStartupContext *startup_context;
  guint embed_single_connected : 1;
};

EphyShell *ephy_shell = NULL;

static void ephy_shell_class_init (EphyShellClass *klass);
static void ephy_shell_init   (EphyShell *shell);
static void ephy_shell_dispose    (GObject *object);
static void ephy_shell_finalize   (GObject *object);
static GObject *impl_get_embed_single   (EphyEmbedShell *embed_shell);

G_DEFINE_TYPE (EphyShell, ephy_shell, EPHY_TYPE_EMBED_SHELL)

/**
 * ephy_shell_startup_context_new:
 * @bookmarks_filename: A bookmarks file to import.
 * @session_filename: A session to restore.
 * @bookmark_url: A URL to be added to the bookmarks.
 * @arguments: A %NULL-terminated array of URLs and file URIs to be opened.
 * @user_time: The user time when the EphyShell startup was invoked.
 *
 * Creates a new startup context. All string parameters, including
 * @arguments, are copied.
 *
 * Returns: a newly allocated #EphyShellStartupContext
 **/
EphyShellStartupContext *
ephy_shell_startup_context_new (EphyStartupFlags startup_flags,
                                char *bookmarks_filename,
                                char *session_filename,
                                char *bookmark_url,
                                char **arguments,
                                guint32 user_time)
{
  EphyShellStartupContext *ctx = g_slice_new0 (EphyShellStartupContext);

  ctx->startup_flags = startup_flags;

  ctx->bookmarks_filename = g_strdup (bookmarks_filename);
  ctx->session_filename = g_strdup (session_filename);
  ctx->bookmark_url = g_strdup (bookmark_url);

  ctx->arguments = g_strdupv (arguments);

  ctx->user_time = user_time;

  return ctx;
}

static void
queue_commands (EphyShell *shell)
{
  EphyShellStartupContext *ctx;
  EphySession *session;

  session = EPHY_SESSION (ephy_shell_get_session (shell));
  g_assert (session != NULL);

  ctx = shell->priv->startup_context;

  /* We only get here when starting a new instance, so autoresume the
   * session unless we are in application mode. */
  if (ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (shell)) != EPHY_EMBED_SHELL_MODE_APPLICATION)
    ephy_session_queue_command (session,
                                EPHY_SESSION_CMD_RESUME_SESSION,
                                NULL, NULL, ctx->user_time, TRUE);

  if (ctx->session_filename != NULL)
    ephy_session_queue_command (session,
                                EPHY_SESSION_CMD_LOAD_SESSION,
                                (const char *)ctx->session_filename, NULL,
                                ctx->user_time, FALSE);
  else if (ctx->arguments != NULL) {
    /* Don't queue any window openings if no extra arguments given, */
    /* since session autoresume will open one for us. */
    GString *options;

    options = g_string_sized_new (64);

    if (ctx->startup_flags & EPHY_STARTUP_NEW_WINDOW)
      g_string_append (options, "new-window,");

    if (ctx->startup_flags & EPHY_STARTUP_NEW_TAB)
      g_string_append (options, "new-tab,external,");

    ephy_session_queue_command (session,
                                EPHY_SESSION_CMD_OPEN_URIS,
                                (const char*)options->str,
                                (const char **)ctx->arguments,
                                ctx->user_time, FALSE);
  }
}

static void
new_window (GSimpleAction *action,
            GVariant *parameter,
            gpointer user_data)
{
  window_cmd_file_new_window (NULL, NULL);
}

static void
new_incognito_window (GSimpleAction *action,
                      GVariant *parameter,
                      gpointer user_data)
{
  window_cmd_file_new_incognito_window (NULL, NULL);
}

static void
show_bookmarks (GSimpleAction *action,
                GVariant *parameter,
                gpointer user_data)
{
  window_cmd_edit_bookmarks (NULL, NULL);
}

static void
show_history (GSimpleAction *action,
              GVariant *parameter,
              gpointer user_data)
{
  window_cmd_edit_history (NULL, NULL);
}

static void
show_preferences (GSimpleAction *action,
                  GVariant *parameter,
                  gpointer user_data)
{
  window_cmd_edit_preferences (NULL, NULL);
}

static void
show_pdm (GSimpleAction *action,
          GVariant *parameter,
          gpointer user_data)
{
  window_cmd_edit_personal_data (NULL, NULL);
}

static void
show_about (GSimpleAction *action,
            GVariant *parameter,
            gpointer user_data)
{
  GtkWindow *window;

  window = gtk_application_get_active_window (GTK_APPLICATION (ephy_shell));

  window_cmd_help_about (NULL, GTK_WIDGET (window));
}

static void
quit_application (GSimpleAction *action,
                  GVariant *parameter,
                  gpointer user_data)
{
  window_cmd_file_quit (NULL, NULL);
}

static GActionEntry app_entries[] = {
  { "new", new_window, NULL, NULL, NULL },
  { "new-incognito", new_incognito_window, NULL, NULL, NULL },
  { "bookmarks", show_bookmarks, NULL, NULL, NULL },
  { "history", show_history, NULL, NULL, NULL },
  { "preferences", show_preferences, NULL, NULL, NULL },
  { "pdm", show_pdm, NULL, NULL, NULL },
  { "about", show_about, NULL, NULL, NULL },
  { "quit", quit_application, NULL, NULL, NULL },
};

static void
ephy_shell_startup (GApplication* application)
{
  EphyEmbedShellMode mode;

  G_APPLICATION_CLASS (ephy_shell_parent_class)->startup (application);

  /* We're not remoting; start our services */
  mode = ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (application));

  if (mode != EPHY_EMBED_SHELL_MODE_APPLICATION) {
    GtkBuilder *builder;

    g_action_map_add_action_entries (G_ACTION_MAP (application),
                                     app_entries, G_N_ELEMENTS (app_entries),
                                     application);

    builder = gtk_builder_new ();
    gtk_builder_add_from_resource (builder,
                                   "/org/gnome/epiphany/epiphany-application-menu.ui",
                                   NULL);
    gtk_application_set_app_menu (GTK_APPLICATION (application),
                                  G_MENU_MODEL (gtk_builder_get_object (builder, "app-menu")));
    g_object_unref (builder);
  }
}

static void
ephy_shell_activate (GApplication *application)
{
  /*
   * We get here on each new instance (remote or not). Queue the
   * commands.
   */
  queue_commands (EPHY_SHELL (application));
}

/*
 * We use this enumeration to conveniently fill and read from the
 * dictionary variant that is sent from the remote to the primary
 * instance.
 */
typedef enum {
  CTX_STARTUP_FLAGS,
  CTX_BOOKMARKS_FILENAME,
  CTX_SESSION_FILENAME,
  CTX_BOOKMARK_URL,
  CTX_ARGUMENTS,
  CTX_USER_TIME
} CtxEnum;

static void
ephy_shell_add_platform_data (GApplication *application,
                              GVariantBuilder *builder)
{
  EphyShell *app;
  EphyShellStartupContext *ctx;
  GVariantBuilder *ctx_builder;
  static const char *empty_arguments[] = { "", NULL };
  const char* const * arguments;

  app = EPHY_SHELL (application);

  G_APPLICATION_CLASS (ephy_shell_parent_class)->add_platform_data (application,
                                                                    builder);

  if (app->priv->startup_context) {
    /*
     * We create an array variant that contains only the elements in
     * ctx that are non-NULL.
     */
    ctx_builder = g_variant_builder_new (G_VARIANT_TYPE_ARRAY);
    ctx = app->priv->startup_context;

    if (ctx->startup_flags)
      g_variant_builder_add (ctx_builder, "{iv}",
                             CTX_STARTUP_FLAGS,
                             g_variant_new_byte (ctx->startup_flags));

    if (ctx->bookmarks_filename)
      g_variant_builder_add (ctx_builder, "{iv}",
                             CTX_BOOKMARKS_FILENAME,
                             g_variant_new_string (ctx->bookmarks_filename));

    if (ctx->session_filename)
      g_variant_builder_add (ctx_builder, "{iv}",
                             CTX_SESSION_FILENAME,
                             g_variant_new_string (ctx->session_filename));

    if (ctx->bookmark_url)
      g_variant_builder_add (ctx_builder, "{iv}",
                             CTX_BOOKMARK_URL,
                             g_variant_new_string (ctx->bookmark_url));

    /*
     * If there are no URIs specified, pass an empty string, so that
     * the primary instance opens a new window.
     */
    if (ctx->arguments)
      arguments = (const gchar * const *)ctx->arguments;
    else
      arguments = empty_arguments;

    g_variant_builder_add (ctx_builder, "{iv}",
                           CTX_ARGUMENTS,
                           g_variant_new_strv (arguments, -1));

    g_variant_builder_add (ctx_builder, "{iv}",
                           CTX_USER_TIME,
                           g_variant_new_uint32 (ctx->user_time));

    g_variant_builder_add (builder, "{sv}",
                           "ephy-shell-startup-context",
                           g_variant_builder_end (ctx_builder));

    g_variant_builder_unref (ctx_builder);
  }
}

static void
ephy_shell_free_startup_context (EphyShell *shell)
{
  EphyShellStartupContext *ctx = shell->priv->startup_context;

  g_assert (ctx != NULL);

  g_free (ctx->bookmarks_filename);
  g_free (ctx->session_filename);
  g_free (ctx->bookmark_url);

  g_strfreev (ctx->arguments);

  g_slice_free (EphyShellStartupContext, ctx);

  shell->priv->startup_context = NULL;
}

static void
ephy_shell_before_emit (GApplication *application,
                        GVariant *platform_data)
{
  GVariantIter iter, ctx_iter;
  const char *key;
  CtxEnum ctx_key;
  GVariant *value, *ctx_value;
  EphyShellStartupContext *ctx = NULL;

  EphyShell *shell = EPHY_SHELL (application);

  g_variant_iter_init (&iter, platform_data);
  while (g_variant_iter_loop (&iter, "{&sv}", &key, &value)) {
    if (strcmp (key, "ephy-shell-startup-context") == 0) {
      ctx = g_slice_new0 (EphyShellStartupContext);

      /*
       * Iterate over the startup context variant and fill the members
       * that were wired. Everything else is just NULL.
       */
      g_variant_iter_init (&ctx_iter, value);
      while (g_variant_iter_loop (&ctx_iter, "{iv}", &ctx_key, &ctx_value)) {
        switch (ctx_key) {
        case CTX_STARTUP_FLAGS:
          ctx->startup_flags = g_variant_get_byte (ctx_value);
          break;
        case CTX_BOOKMARKS_FILENAME:
          ctx->bookmarks_filename = g_variant_dup_string (ctx_value, NULL);
          break;
        case CTX_SESSION_FILENAME:
          ctx->session_filename = g_variant_dup_string (ctx_value, NULL);
          break;
        case CTX_BOOKMARK_URL:
          ctx->bookmark_url = g_variant_dup_string (ctx_value, NULL);
          break;
        case CTX_ARGUMENTS:
          ctx->arguments = g_variant_dup_strv (ctx_value, NULL);
          break;
        case CTX_USER_TIME:
          ctx->user_time = g_variant_get_uint32 (ctx_value);
          break;
        default:
          g_assert_not_reached ();
          break;
        }
      }
    }
  }

  if (shell->priv->startup_context)
    ephy_shell_free_startup_context (shell);
  shell->priv->startup_context = ctx;

  G_APPLICATION_CLASS (ephy_shell_parent_class)->before_emit (application,
                                                              platform_data);
}

static gboolean
window_focus_in_event_cb (EphyWindow *window,
                          GdkEventFocus *event,
                          EphyShell *shell)
{
  LOG ("focus-in-event for window %p", window);

  g_return_val_if_fail (g_list_find (shell->priv->windows, window) != NULL, FALSE);

  /* move the active window to the front of the list */
  shell->priv->windows = g_list_remove (shell->priv->windows, window);
  shell->priv->windows = g_list_prepend (shell->priv->windows, window);

  return GDK_EVENT_PROPAGATE;
}

static void
ephy_shell_window_added (GtkApplication *application,
                         GtkWindow *window)
{
  EphyShell *shell = EPHY_SHELL (application);

  if (EPHY_IS_WINDOW (window)) {
    shell->priv->windows = g_list_append (shell->priv->windows, window);
    g_signal_connect (window, "focus-in-event",
                      G_CALLBACK (window_focus_in_event_cb),
                      shell);
  }

  GTK_APPLICATION_CLASS (ephy_shell_parent_class)->window_added (application, window);
}

static void
ephy_shell_window_removed (GtkApplication *application,
                           GtkWindow *window)
{
  EphyShell *shell = EPHY_SHELL (application);

  if (EPHY_IS_WINDOW (window))
    shell->priv->windows = g_list_remove (shell->priv->windows, window);

  GTK_APPLICATION_CLASS (ephy_shell_parent_class)->window_removed (application, window);
}

static GObject *
ephy_shell_get_lockdown (EphyShell *shell)
{
  g_return_val_if_fail (EPHY_IS_SHELL (shell), NULL);

  if (shell->priv->lockdown == NULL)
    shell->priv->lockdown = g_object_new (EPHY_TYPE_LOCKDOWN, NULL);

  return G_OBJECT (shell->priv->session);
}

static void
ephy_shell_constructed (GObject *object)
{
  if (ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (object)) != EPHY_EMBED_SHELL_MODE_BROWSER) {
    GApplicationFlags flags;

    flags = g_application_get_flags (G_APPLICATION (object));
    flags |= G_APPLICATION_NON_UNIQUE;
    g_application_set_flags (G_APPLICATION (object), flags);
  }

  /* FIXME: not sure if this is the best place to put this stuff. */
  ephy_shell_get_lockdown (EPHY_SHELL (object));
  
  if (ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (object)) != EPHY_EMBED_SHELL_MODE_TEST)
    ephy_embed_shell_get_adblock_manager (EPHY_EMBED_SHELL (object));

  if (G_OBJECT_CLASS (ephy_shell_parent_class)->constructed)
    G_OBJECT_CLASS (ephy_shell_parent_class)->constructed (object);
}

static void
ephy_shell_class_init (EphyShellClass *klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);
  GApplicationClass *application_class = G_APPLICATION_CLASS (klass);
  GtkApplicationClass *gtk_application_class = GTK_APPLICATION_CLASS (klass);
  EphyEmbedShellClass *embed_shell_class = EPHY_EMBED_SHELL_CLASS (klass);

  object_class->dispose = ephy_shell_dispose;
  object_class->finalize = ephy_shell_finalize;
  object_class->constructed = ephy_shell_constructed;

  application_class->startup = ephy_shell_startup;
  application_class->activate = ephy_shell_activate;
  application_class->before_emit = ephy_shell_before_emit;
  application_class->add_platform_data = ephy_shell_add_platform_data;

  gtk_application_class->window_added = ephy_shell_window_added;
  gtk_application_class->window_removed = ephy_shell_window_removed;

  embed_shell_class->get_embed_single = impl_get_embed_single;

  g_type_class_add_private (object_class, sizeof(EphyShellPrivate));
}

static EphyEmbed *
ephy_shell_new_window_cb (EphyEmbedSingle *single,
                          EphyEmbed *parent_embed,
                          EphyWebViewChrome chromemask,
                          EphyShell *shell)
{
  GtkWidget *parent = NULL;
  gboolean is_popup;
  EphyNewTabFlags flags = EPHY_NEW_TAB_DONT_SHOW_WINDOW |
    EPHY_NEW_TAB_APPEND_LAST |
    EPHY_NEW_TAB_IN_NEW_WINDOW |
    EPHY_NEW_TAB_JUMP;

  LOG ("ephy_shell_new_window_cb tab chrome %d", chromemask);

  if (g_settings_get_boolean (EPHY_SETTINGS_LOCKDOWN,
                              EPHY_PREFS_LOCKDOWN_JAVASCRIPT_CHROME))
    chromemask = EPHY_WEB_VIEW_CHROME_ALL;

  if (parent_embed != NULL) {
    /* this will either be a EphyWindow, or the embed itself
     * (in case it's about to be destroyed, which means it's already
     * removed from its tab)
     */
    parent = gtk_widget_get_toplevel (GTK_WIDGET (parent_embed));
  }

  /* Any window opened with a toolbar is *not* a popup.
   */
  is_popup = (chromemask & EPHY_WEB_VIEW_CHROME_TOOLBAR) == 0;

  return ephy_shell_new_tab_full
    (shell,
     EPHY_IS_WINDOW (parent) ? EPHY_WINDOW (parent) : NULL,
     NULL, NULL, flags, chromemask, is_popup, 0);
}

static GObject*
impl_get_embed_single (EphyEmbedShell *embed_shell)
{
  EphyShell *shell = EPHY_SHELL (embed_shell);
  EphyShellPrivate *priv = shell->priv;
  GObject *embed_single;

  embed_single = EPHY_EMBED_SHELL_CLASS (ephy_shell_parent_class)->get_embed_single (embed_shell);

  if (embed_single != NULL &&
      priv->embed_single_connected == FALSE) {
    g_signal_connect_object (embed_single, "new-window",
                             G_CALLBACK (ephy_shell_new_window_cb),
                             shell, G_CONNECT_AFTER);

    priv->embed_single_connected = TRUE;
  }

  return embed_single;
}

#ifdef HAVE_WEBKIT2
static void
download_started_cb (WebKitWebContext *web_context,
                     WebKitDownload *download,
                     EphyShell *shell)
{
  EphyDownload *ed;
  EphyWindow *window;

  /* Is download locked down? */
  if (g_settings_get_boolean (EPHY_SETTINGS_LOCKDOWN,
                              EPHY_PREFS_LOCKDOWN_SAVE_TO_DISK)) {
    webkit_download_cancel (download);
    return;
  }

  window = gtk_application_get_active_window (GTK_APPLICATION (shell));
  ed = ephy_download_new_for_download (download, GTK_WINDOW (window));
}
#endif

static void
ephy_shell_init (EphyShell *shell)
{
  EphyShell **ptr = &ephy_shell;

#ifdef HAVE_WEBKIT2
  WebKitWebContext *web_context;
  EphyEmbedShellMode mode;
  char *favicon_db_path;
#endif

  shell->priv = EPHY_SHELL_GET_PRIVATE (shell);

  /* globally accessible singleton */
  g_assert (ephy_shell == NULL);
  ephy_shell = shell;
  g_object_add_weak_pointer (G_OBJECT (ephy_shell),
                             (gpointer *)ptr);

#ifdef HAVE_WEBKIT2
  web_context = webkit_web_context_get_default ();
  g_signal_connect (web_context, "download-started",
                    G_CALLBACK (download_started_cb),
                    shell);

  /* Initialize the favicon cache as early as possible, or further
     calls to webkit_web_context_get_favicon_database will fail. */
  mode = ephy_embed_shell_get_mode (ephy_embed_shell_get_default ());
  favicon_db_path = g_build_filename (mode == EPHY_EMBED_SHELL_MODE_PRIVATE ?
                                      ephy_dot_dir () : g_get_user_cache_dir (),
                                      g_get_prgname (), "icondatabase", NULL);

  webkit_web_context_set_favicon_database_directory (web_context, favicon_db_path);
  g_free (favicon_db_path);
#endif
}

static void
ephy_shell_dispose (GObject *object)
{
  EphyShellPrivate *priv = EPHY_SHELL (object)->priv;

  LOG ("EphyShell disposing");

  g_clear_object (&priv->session);
  g_clear_object (&priv->lockdown);
  g_clear_pointer (&priv->bme, gtk_widget_destroy);
  g_clear_pointer (&priv->history_window, gtk_widget_destroy);
  g_clear_object (&priv->pdm_dialog);
  g_clear_object (&priv->prefs_dialog);
  g_clear_object (&priv->bookmarks);
  g_clear_object (&priv->network_monitor);

  if (priv->windows != NULL) {
    LOG ("Free browser window list");
    g_list_free (priv->windows);
    priv->windows = NULL;
  }

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

static void
ephy_shell_finalize (GObject *object)
{
  EphyShell *shell = EPHY_SHELL (object);

  if (shell->priv->startup_context)
    ephy_shell_free_startup_context (shell);

  G_OBJECT_CLASS (ephy_shell_parent_class)->finalize (object);

  LOG ("Ephy shell finalised");
}

/**
 * ephy_shell_get_default:
 *
 * Retrieve the default #EphyShell object
 *
 * Return value: (transfer none): the default #EphyShell
 **/
EphyShell *
ephy_shell_get_default (void)
{
  return ephy_shell;
}

/**
 * ephy_shell_new_tab_full:
 * @shell: a #EphyShell
 * @parent_window: the target #EphyWindow or %NULL
 * @previous_embed: the referrer embed, or %NULL
 * @request: a #WebKitNetworkRequest to load or %NULL
 * @chrome: a #EphyEmbedChrome mask to use if creating a new window
 * @is_popup: whether the new window is a popup
 * @user_time: a timestamp, or 0
 *
 * Create a new tab and the parent window when necessary.
 * Use this function to open urls in new window/tabs.
 *
 * Return value: (transfer none): the created #EphyEmbed
 **/
EphyEmbed *
ephy_shell_new_tab_full (EphyShell *shell,
                         EphyWindow *parent_window,
                         EphyEmbed *previous_embed,
#ifdef HAVE_WEBKIT2
                         WebKitURIRequest *request,
#else
                         WebKitNetworkRequest *request,
#endif
                         EphyNewTabFlags flags,
                         EphyWebViewChrome chrome,
                         gboolean is_popup,
                         guint32 user_time)
{
  EphyEmbedShell *embed_shell;
  EphyWindow *window;
  EphyEmbed *embed = NULL;
  gboolean fullscreen_lockdown = FALSE;
  gboolean in_new_window = TRUE;
  gboolean open_page = FALSE;
  gboolean jump_to = FALSE;
  gboolean active_is_blank = FALSE;
  gboolean copy_history = TRUE;
  gboolean is_empty = FALSE;
  int position = -1;

  embed_shell = ephy_embed_shell_get_default ();

  if (flags & EPHY_NEW_TAB_OPEN_PAGE) open_page = TRUE;
  if (flags & EPHY_NEW_TAB_IN_NEW_WINDOW) in_new_window = TRUE;
  if (flags & EPHY_NEW_TAB_IN_EXISTING_WINDOW) in_new_window = FALSE;
  if (flags & EPHY_NEW_TAB_DONT_COPY_HISTORY) copy_history = FALSE;
  if (flags & EPHY_NEW_TAB_JUMP) jump_to = TRUE;

  fullscreen_lockdown = g_settings_get_boolean (EPHY_SETTINGS_LOCKDOWN,
                                                EPHY_PREFS_LOCKDOWN_FULLSCREEN);
  in_new_window = in_new_window && !fullscreen_lockdown;
  g_return_val_if_fail (open_page == (gboolean)(request != NULL), NULL);

  LOG ("Opening new tab parent-window %p parent-embed %p in-new-window:%s jump-to:%s",
       parent_window, previous_embed, in_new_window ? "t" : "f", jump_to ? "t" : "f");

  if (!in_new_window && parent_window != NULL)
    window = parent_window;
  else
    window = ephy_window_new_with_chrome (chrome, is_popup);

  if (flags & EPHY_NEW_TAB_APPEND_AFTER) {
    if (previous_embed) {
      GtkWidget *nb = ephy_window_get_notebook (window);
      /* FIXME this assumes the tab is the  direct notebook child */
      position = gtk_notebook_page_num (GTK_NOTEBOOK (nb),
                                        GTK_WIDGET (previous_embed)) + 1;
    } else
      g_warning ("Requested to append new tab after parent, but 'previous_embed' was NULL");
  }

  if (flags & EPHY_NEW_TAB_FROM_EXTERNAL) {
    /* If the active embed is blank, use that to open the url and jump to it */
    embed = ephy_embed_container_get_active_child (EPHY_EMBED_CONTAINER (window));
    if (embed != NULL) {
      EphyWebView *view = ephy_embed_get_web_view (embed);
      if ((ephy_web_view_get_is_blank (view) || ephy_embed_get_overview_mode (embed)) &&
          ephy_web_view_is_loading (view) == FALSE) {
        active_is_blank = TRUE;
      }
    }
  }

  if (active_is_blank == FALSE) {
    embed = EPHY_EMBED (g_object_new (EPHY_TYPE_EMBED, NULL));
    g_assert (embed != NULL);
    gtk_widget_show (GTK_WIDGET (embed));

    ephy_embed_container_add_child (EPHY_EMBED_CONTAINER (window), embed, position, jump_to);
  }

  if (copy_history && previous_embed != NULL) {
    ephy_web_view_copy_back_history (ephy_embed_get_web_view (previous_embed),
                                     ephy_embed_get_web_view (embed));
  }

  ephy_gui_window_update_user_time (GTK_WIDGET (window), user_time);

  if ((flags & EPHY_NEW_TAB_DONT_SHOW_WINDOW) == 0 &&
      ephy_embed_shell_get_mode (embed_shell) != EPHY_EMBED_SHELL_MODE_TEST) {
    gtk_widget_show (GTK_WIDGET (window));
  }

  if (flags & EPHY_NEW_TAB_FULLSCREEN_MODE) {
    gtk_window_fullscreen (GTK_WINDOW (window));
  }

  if (flags & EPHY_NEW_TAB_HOME_PAGE ||
      flags & EPHY_NEW_TAB_NEW_PAGE) {
    EphyWebView *view = ephy_embed_get_web_view (embed);
    ephy_web_view_set_typed_address (view, "");
    ephy_window_activate_location (window);
    ephy_web_view_load_homepage (view);
    is_empty = TRUE;
  } else if (flags & EPHY_NEW_TAB_OPEN_PAGE) {
    ephy_web_view_load_request (ephy_embed_get_web_view (embed),
                                request);

#ifdef HAVE_WEBKIT2
    is_empty = ephy_embed_utils_url_is_empty (webkit_uri_request_get_uri (request));
#else
    is_empty = ephy_embed_utils_url_is_empty (webkit_network_request_get_uri (request));
#endif
  }

  /* Make sure the initial focus is somewhere sensible and not, for
   * example, on the reload button.
   */
  if (in_new_window || jump_to) {
    /* If the location entry is blank, focus that, except if the
     * page was a copy */
    if (is_empty) {
      /* empty page, focus location entry */
      ephy_window_activate_location (window);
    } else if ((flags & EPHY_NEW_TAB_DONT_SHOW_WINDOW) == 0 && embed != NULL &&
               ephy_embed_shell_get_mode (embed_shell) != EPHY_EMBED_SHELL_MODE_TEST) {
      /* non-empty page, focus the page. but make sure the widget is realised first! */
      gtk_widget_realize (GTK_WIDGET (embed));
      gtk_widget_grab_focus (GTK_WIDGET (embed));
    }
  }

  if (flags & EPHY_NEW_TAB_PRESENT_WINDOW &&
      ephy_embed_shell_get_mode (EPHY_EMBED_SHELL (embed_shell)) != EPHY_EMBED_SHELL_MODE_TEST)
    gtk_window_present_with_time (GTK_WINDOW (window), user_time);

  return embed;
}

/**
 * ephy_shell_new_tab:
 * @shell: a #EphyShell
 * @parent_window: the target #EphyWindow or %NULL
 * @previous_embed: the referrer embed, or %NULL
 * @url: an url to load or %NULL
 *
 * Create a new tab and the parent window when necessary.
 * Use this function to open urls in new window/tabs.
 *
 * Return value: (transfer none): the created #EphyEmbed
 **/
EphyEmbed *
ephy_shell_new_tab (EphyShell *shell,
                    EphyWindow *parent_window,
                    EphyEmbed *previous_embed,
                    const char *url,
                    EphyNewTabFlags flags)
{
  EphyEmbed *embed;
#ifdef HAVE_WEBKIT2
  WebKitURIRequest *request = url ? webkit_uri_request_new (url) : NULL;
#else
  WebKitNetworkRequest *request = url ? webkit_network_request_new (url) : NULL;
#endif

  embed = ephy_shell_new_tab_full (shell, parent_window,
                                   previous_embed, request, flags,
                                   EPHY_WEB_VIEW_CHROME_ALL, FALSE, 0);

  if (request)
    g_object_unref (request);

  return embed;
}

/**
 * ephy_shell_get_session:
 * @shell: the #EphyShell
 *
 * Returns current session.
 *
 * Return value: (transfer none): the current session.
 **/
GObject *
ephy_shell_get_session (EphyShell *shell)
{
  g_return_val_if_fail (EPHY_IS_SHELL (shell), NULL);

  if (shell->priv->session == NULL)
    shell->priv->session = g_object_new (EPHY_TYPE_SESSION, NULL);

  return G_OBJECT (shell->priv->session);
}

/**
 * ephy_shell_get_bookmarks:
 *
 * Return value: (transfer none):
 **/
EphyBookmarks *
ephy_shell_get_bookmarks (EphyShell *shell)
{
  if (shell->priv->bookmarks == NULL) {
    shell->priv->bookmarks = ephy_bookmarks_new ();
  }

  return shell->priv->bookmarks;
}

/**
 * ephy_shell_get_net_monitor:
 *
 * Return value: (transfer none):
 **/
GObject *
ephy_shell_get_net_monitor (EphyShell *shell)
{
  EphyShellPrivate *priv = shell->priv;

  if (priv->network_monitor == NULL)
    priv->network_monitor = g_network_monitor_get_default ();

  return G_OBJECT (priv->network_monitor);
}

/**
 * ephy_shell_get_bookmarks_editor:
 *
 * Return value: (transfer none):
 **/
GtkWidget *
ephy_shell_get_bookmarks_editor (EphyShell *shell)
{
  EphyBookmarks *bookmarks;

  if (shell->priv->bme == NULL) {
    bookmarks = ephy_shell_get_bookmarks (ephy_shell);
    g_assert (bookmarks != NULL);
    shell->priv->bme = ephy_bookmarks_editor_new (bookmarks);
  }

  return shell->priv->bme;
}

/**
 * ephy_shell_get_history_window:
 *
 * Return value: (transfer none):
 **/
GtkWidget *
ephy_shell_get_history_window (EphyShell *shell)
{
  EphyEmbedShell *embed_shell;
  EphyHistoryService *service;

  embed_shell = ephy_embed_shell_get_default ();

  if (shell->priv->history_window == NULL) {
    service = EPHY_HISTORY_SERVICE
      (ephy_embed_shell_get_global_history_service (embed_shell));
    shell->priv->history_window = ephy_history_window_new (service);
  }

  return shell->priv->history_window;
}

/**
 * ephy_shell_get_pdm_dialog:
 *
 * Return value: (transfer none):
 **/
GObject *
ephy_shell_get_pdm_dialog (EphyShell *shell)
{
  if (shell->priv->pdm_dialog == NULL) {
    GObject **dialog;

    shell->priv->pdm_dialog = g_object_new (EPHY_TYPE_PDM_DIALOG, NULL);

    dialog = &shell->priv->pdm_dialog;

    g_object_add_weak_pointer (shell->priv->pdm_dialog,
                               (gpointer *)dialog);
  }

  return shell->priv->pdm_dialog;
}

/**
 * ephy_shell_get_prefs_dialog:
 *
 * Return value: (transfer none):
 **/
GObject *
ephy_shell_get_prefs_dialog (EphyShell *shell)
{
  if (shell->priv->prefs_dialog == NULL) {
    GObject **dialog;

    shell->priv->prefs_dialog = g_object_new (EPHY_TYPE_PREFS_DIALOG, NULL);

    dialog  = &shell->priv->prefs_dialog;

    g_object_add_weak_pointer (shell->priv->prefs_dialog,
                               (gpointer *)dialog);
  }

  return shell->priv->prefs_dialog;
}

void
_ephy_shell_create_instance (EphyEmbedShellMode mode)
{
  g_assert (ephy_shell == NULL);

  ephy_shell = EPHY_SHELL (g_object_new (EPHY_TYPE_SHELL,
                                         "application-id", "org.gnome.Epiphany",
                                         "mode", mode,
                                         NULL));
  /* FIXME weak ref */
  g_assert (ephy_shell != NULL);
}

/**
 * ephy_shell_set_startup_context:
 * @shell: A #EphyShell
 * @ctx: (transfer full): a #EphyShellStartupContext
 *
 * Sets the startup context to be used during activation of a new instance.
 * See ephy_shell_set_startup_new().
 **/
void
ephy_shell_set_startup_context (EphyShell *shell,
                                EphyShellStartupContext *ctx)
{
  g_return_if_fail (EPHY_IS_SHELL (shell));

  if (shell->priv->startup_context)
    ephy_shell_free_startup_context (shell);

  shell->priv->startup_context = ctx;
}

GList *
ephy_shell_get_windows (EphyShell *shell)
{
  g_return_val_if_fail (EPHY_IS_SHELL (shell), NULL);

  return g_list_copy (shell->priv->windows);
}

guint
ephy_shell_get_n_windows (EphyShell *shell)
{
  g_return_val_if_fail (EPHY_IS_SHELL (shell), 0);

  return g_list_length (shell->priv->windows);
}

EphyWindow*
ephy_shell_get_main_window (EphyShell *shell)
{
  EphyWindow *window = NULL;
  GList *windows;
  GList *iter;

  g_return_val_if_fail (EPHY_IS_SHELL (shell), NULL);

  /* Select the window with most tabs in the current workspace as the window to
   * use for opening a new tab on, if that turns out to be the case.
   */
  windows = ephy_shell_get_windows (shell);

  for (iter = windows; iter != NULL; iter = iter->next) {
    EphyWindow *candidate = EPHY_WINDOW (iter->data);
    GtkNotebook *cur_notebook;
    GtkNotebook *cand_notebook;

    if (!ephy_window_is_on_current_workspace (candidate))
      continue;

    if (!window) {
      window = candidate;
      continue;
    }

    cur_notebook = GTK_NOTEBOOK (ephy_window_get_notebook (window));
    cand_notebook =  GTK_NOTEBOOK (ephy_window_get_notebook (candidate));
    if (gtk_notebook_get_n_pages (cand_notebook) > gtk_notebook_get_n_pages (cur_notebook))
      window = candidate;
  }

  g_list_free (windows);

  return window;
}

gboolean
ephy_shell_close_all_windows (EphyShell *shell)
{
  GList *windows;
  gboolean retval = TRUE;

  g_return_val_if_fail (EPHY_IS_SHELL (shell), FALSE);

  ephy_session_close (EPHY_SESSION (ephy_shell_get_session (shell)));

  windows = shell->priv->windows;
  while (windows) {
    EphyWindow *window = EPHY_WINDOW (windows->data);

    windows = windows->next;

    if (ephy_window_close (window))
      gtk_widget_destroy (GTK_WIDGET (window));
    else
      retval = FALSE;
  }

  return retval;
}