Method set_drag

examples/controls_toggles.rs:84–90

(&mut self, button: mouse::Button, action: DragAction, enabled: bool)

    }

    fn set_drag(&mut self, button: mouse::Button, action: DragAction, enabled: bool) {
        if enabled {
            self.widget.get_controls_mut().bind_drag(button, action);
        } else {
            self.widget.get_controls_mut().unbind_drag(button);
        }
    }

    fn drag_enabled(&self, button: mouse::Button, action: DragAction) -> bool {
        self.widget.get_controls().drag_is_bound(button, action)