'宣言
 
Public Overloads Function GetCorrespondingTabItemOnPreviousRow( _
   ByVal  As Infragistics.Win.UltraWinTabs.ITabItem, _
   ByVal  As Boolean _
) As Infragistics.Win.UltraWinTabs.ITabItem
             
        
            
            public Infragistics.Win.UltraWinTabs.ITabItem GetCorrespondingTabItemOnPreviousRow( 
   Infragistics.Win.UltraWinTabs.ITabItem ,
   bool 
)