Occurs when the associated dependency object has prepared appropriate data formats that represent the copy selection, added the copy selection formats to a DataObject, and is ready to either place the DataObject on the Clipboard or begin a drag-and-drop operation.
Namespace: System.Windows Assembly: PresentationCore (in PresentationCore.dll) XML Namespace: http://schemas.microsoft.com/winfx/2006/xaml/presentation
This event is intended to provide an opportunity for applications to inspect the contents of the DataObject prior to the copy operation, change, remove or add data formats, or cancel the entire copy operation by calling CancelCommand.
Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.