DataObject.SettingData Attached Event
Occurs when the associated dependency object attempts to add a new data format to a DataObject.
Assembly: PresentationCore (in PresentationCore.dll)
XMLNS for XAML: http://schemas.microsoft.com/winfx/2006/xaml/presentation, http://schemas.microsoft.com/netfx/2007/xaml/presentation
This event is intended to provide an opportunity for applications to increase data transfer performance by preventing unwanted or redundant data formats from being added to a DataObject.