public delegate void BeforeCustomizationDialogDisplayedEventHandler( object sender, BeforeCustomizationDialogDisplayedEventArgs e )
'宣言 Public Delegate Sub BeforeCustomizationDialogDisplayedEventHandler( _ ByVal sender As Object, _ ByVal e As BeforeCustomizationDialogDisplayedEventArgs _ )
BeforeCustomizationDialogDisplayedEventHandler メンバ Infragistics.Win.SupportDialogs.RibbonCustomizationProvider 名前空間