def __init__(self, notebook_view, options=None): GObject.GObject.__init__(self) self.notebook_view = notebook_view self.search_entry = SearchEntry() self.search_entry.connect("terms-changed", self.on_search_terms_changed) self.back_forward = BackForwardButton() self.back_forward.connect("left-clicked", self.on_nav_back_clicked) self.back_forward.connect("right-clicked", self.on_nav_forward_clicked) self.navhistory = NavigationHistory(self.back_forward, options) self.all_views = {} self.view_to_pane = {} self._globalise_instance()