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Spread.Sheets.AllowDragHeaderToMove
Specifies how to allow drag header to move.
• both = 3
Specifies that both column and row header allow to move.
• column = 1
Specifies that only the column header allow to move.
• none = 0
Specifies that no drag header to move allowed.
• row = 2
Specifies that only the row header allow to move.