public delegate void BeforeCellActivateEventHandler( object sender, BeforeCellActivateEventArgs e )
'宣言 Public Delegate Sub BeforeCellActivateEventHandler( _ ByVal sender As Object, _ ByVal e As BeforeCellActivateEventArgs _ )
BeforeCellActivateEventHandler メンバ Infragistics.Win.UltraWinTree 名前空間