private fun set_callback_on_toggle(view: NATIVE)
	import on_toggle in "Java" `{
		final nit.app.NitObject final_sender_object = self;
		CheckBox_incr_ref(final_sender_object);

		view.setOnCheckedChangeListener(
			new android.widget.CompoundButton.OnCheckedChangeListener() {
				@Override
				public void onCheckedChanged(android.widget.CompoundButton buttonView, boolean isChecked) {
					CheckBox_on_toggle(final_sender_object);
				}
			});
	`}