'宣言 Public Overloads Function GetCorrespondingTabItemOnPreviousPage( _ ByVal tab As Infragistics.Win.UltraWinTabs.ITabItem _ ) As Infragistics.Win.UltraWinTabs.ITabItem
public Infragistics.Win.UltraWinTabs.ITabItem GetCorrespondingTabItemOnPreviousPage( Infragistics.Win.UltraWinTabs.ITabItem tab )