ContentElement.StylusLeave 事件


在触笔离开元素的边界时发生。Occurs when the stylus leaves the bounds of the element.

 virtual event System::Windows::Input::StylusEventHandler ^ StylusLeave;
public event System.Windows.Input.StylusEventHandler StylusLeave;
member this.StylusLeave : System.Windows.Input.StylusEventHandler 
Public Custom Event StylusLeave As StylusEventHandler 





StylusLeave 是使用直接事件处理路由策略的 路由事件概述StylusLeave is a Routed Events Overview that uses the direct event handling routing strategy. 直接路由事件不沿路由引发;相反,它们是在引发它们的同一元素中进行处理的。Direct routed events are not raised along a route; instead, they are handled in the same element where they are raised. 但是,它们会启用路由事件行为的其他方面,如样式中的事件触发器。However, they do enable other aspects of routed event behavior, such as event triggers in styles.

尽管在 StylusLeave 触笔离开元素边界时进行跟踪,但此事件更确切地报告 IsStylusOver true false 此元素上的属性值已从更改为。Although StylusLeave tracks when the stylus leaves the bounds of an element, this event more literally reports that the IsStylusOver property value has changed from true to false on this element.

此事件将为 Stylus.StylusLeave 此类创建附加事件的别名,因此 StylusLeaveContentElement 继承为基元素时,它是类成员列表的一部分。This event creates an alias for the Stylus.StylusLeave attached event for this class, so that StylusLeave is part of the class members list when ContentElement is inherited as a base element. 附加到事件的事件处理程序 StylusLeave 附加到基础 Stylus.StylusLeave 附加事件,并接收相同的事件数据实例。Event handlers that are attached to the StylusLeave event are attached to the underlying Stylus.StylusLeave attached event and receive the same event data instance.

触摸、鼠标和触笔输入在特定关系中存在。Touch, mouse, and stylus input exist in a particular relationship. 有关详细信息,请参阅 输入概述For more information, see Input Overview.

路由事件信息Routed Event Information

标识符字段Identifier field StylusLeaveEvent
路由策略Routing strategy 直接Direct
委托Delegate StylusEventHandler
  • 重写 OnStylusLeave 以在派生类中实现此事件的类处理。Override OnStylusLeave to implement class handling for this event in derived classes.