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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, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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