property Pivot.AllowDrop as Boolean
Gets or sets a value indicating whether the control can be used as the target of a drag-and-drop operation.

Boolean A Boolean expression that indicates whether the control allows OLE Drag and Drop data.
By default, the AllowDrop property is True. Use the AllowDrop property on False, to prevent loading the data-files ( TXT, XML files ), by drag and drop, into the control. Use the AllowGroupBy property to specify whether the user can group by specified column. The Import/DataSource/LoadXML method loads programmatically data to the control.