public MainWindow()
{
InitializeComponent();
this.Loaded += (sender,e) => EventCollection();
visiblePanel = PlayerPanel;
api = API.GetInstance();
}
/// <summary>
/// 获取API对象，单例模式
/// </summary>
/// <returns>返回API实例</returns>
public static API GetInstance()
{
if (api == null)
api = new API();
return api;
}