Called by the framework to get a COleDataSource object containing all the data that would be placed on the Clipboard by a call to either the CopyToClipboard or the DoDragDrop member function.
virtual COleDataSource* OnGetClipboardData(
Set this to TRUE if link data should be copied to the Clipboard. Set this to FALSE if your server application does not support links.
Pointer to the offset of the mouse cursor from the origin of the object in pixels.
Pointer to the size of the object in pixels.