ContentElement.TouchEnter 事件

定义

命名空间:
System.Windows
程序集:
PresentationCore.dll

在触摸屏输入从此元素边界外部移动到其内部时发生。Occurs when a touch moves from outside to inside the bounds of this element.

public:
 event EventHandler<System::Windows::Input::TouchEventArgs ^> ^ TouchEnter;
public event EventHandler<System.Windows.Input.TouchEventArgs> TouchEnter;
member this.TouchEnter : EventHandler<System.Windows.Input.TouchEventArgs> 
Public Custom Event TouchEnter As EventHandler(Of TouchEventArgs)

事件类型

EventHandler<TouchEventArgs>

注解

无论是否将触摸设备捕获到此 UI 元素，都将始终引发此事件。This event is always raised, whether or not the touch device is captured to this UI element.

路由事件信息Routed Event Information
标识符字段Identifier field TouchEnterEvent
路由策略Routing strategy 直接Direct
委托Delegate EventHandler<TEventArgs>类型TouchEventArgs。EventHandler<TEventArgs> of type TouchEventArgs.
  • 重写 OnTouchEnter 以在派生类中实现此事件的类处理。Override OnTouchEnter to implement class handling for this event in derived classes.

适用于