DragDrop.RemoveDragEnterHandler(DependencyObject, DragEventHandler) 方法

定义

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

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

引用要移除的处理程序方法的委托。A delegate that references the handler method to be removed.

注解

将对象拖入元素的边界时发生 @no__t 0 事件。The DragEnter event occurs when an object is dragged into the element's bounds.

此方法删除 @no__t 的冒泡版本的处理程序。This method removes a handler for the bubbling version of the DragEnter event. 若要为此事件的隧道版本删除处理程序,请参阅 RemovePreviewDragEnterHandlerTo remove a handler for the tunneling version of this event, see RemovePreviewDragEnterHandler.

适用于

另请参阅