def create_tab(self, title, widget):
"""Creates a new Notebook tab with a label and close button.
Args:
title (str): The title of the tab, the diagram name.
widget (Gtk.Widget): The child widget of the tab.
"""
page_num = self._notebook.append_page(child=widget,
tab_label=self.tab_label(
title, widget))
self._notebook.set_current_page(page_num)
self._notebook.set_tab_reorderable(widget, True)
self.event_manager.handle(DiagramPageChange(widget))
self._notebook.set_show_tabs(True)
def _on_switch_page(self, notebook, page, page_num):
self._clear_ui_settings()
self._add_ui_settings(page_num)
self.event_manager.handle(DiagramPageChange(page))
def _on_switch_page(self, notebook, page, page_num):
self._clear_ui_settings()
self._add_ui_settings(page_num)
self.component_registry.handle(DiagramPageChange(page))