DragDrop.RemoveDragOverHandler(DependencyObject, DragEventHandler) 方法

定义

从指定的依赖对象中删除 DragOver 事件处理程序。Removes a DragOver event handler from a specified dependency object.

public:
 static void RemoveDragOverHandler(System::Windows::DependencyObject ^ element, System::Windows::DragEventHandler ^ handler);
public static void RemoveDragOverHandler (System.Windows.DependencyObject element, System.Windows.DragEventHandler handler);
static member RemoveDragOverHandler : System.Windows.DependencyObject * System.Windows.DragEventHandler -> unit
Public Shared Sub RemoveDragOverHandler (element As DependencyObject, handler As DragEventHandler)

参数

element
DependencyObject

要从中删除事件处理程序的依赖对象(UIElementContentElement)。The dependency object (a UIElement or ContentElement) from which to remove the event handler.

handler
DragEventHandler

一个委托,用于引用要删除的处理程序方法。A delegate that references the handler method to be removed.

注解

DragOver 对象拖动到元素的边界上时发生此事件。The DragOver event occurs when an object is dragged over the element's bounds.

此方法删除事件的冒泡版本的处理程序 DragOverThis method removes a handler for the bubbling version of the DragOver event. 若要为此事件的隧道版本删除处理程序,请参阅 RemovePreviewDragOverHandlerTo remove a handler for the tunneling version of this event, see RemovePreviewDragOverHandler.

适用于

另请参阅