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