DragDrop::AddPreviewDragOverHandler Method

Adds a PreviewDragOver event handler to a specified dependency object.

Namespace:  System.Windows
Assembly:  PresentationCore (in PresentationCore.dll)

public:
static void AddPreviewDragOverHandler(
	DependencyObject^ element, 
	DragEventHandler^ handler
)

Parameters

element
Type: System.Windows::DependencyObject

The dependency object (a UIElement or ContentElement) to which to add the event handler.

handler
Type: System.Windows::DragEventHandler

A delegate that references the handler method to be added.

The PreviewDragOver event occurs when n object is dragged over the element's bounds.

This method adds a handler for the tunneling version of the PreviewDragOver event. To add a handler for the bubbling version of this event, see AddDragOverHandler.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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