public override void _GuiInput(InputEvent @event) {
if (@event is not InputEventMouse @mouse) return;
// 悬浮
// @mouse...
if (!(@event is InputEventMouseButton @button && @button.IsPressed())) return;
// 按键事件
// @button...public override void _GuiInput(InputEvent @event) {
if (@event is not InputEventMouse @mouse) return;
// 悬浮
// @mouse...
if (!(@event is InputEventMouseButton @button && @button.IsPressed())) return;
// 按键事件
// @button...