def METHOD_NAME(self):
    self.gnome_shell_engine_switch.set_active("shell" in self.win.enabled_theme_engines)
    self.monet_engine_switch.set_active("monet" in self.win.enabled_theme_engines)
    self.gnome_shell_engine_switch.connect(
        "notify::active", self.on_gnome_shell_engine_switch_toggled
    )
    self.monet_engine_switch.connect(
        "notify::active", self.on_monet_engine_switch_toggled
    )