'宣言 Protected Overridable Function CreateButtonElements( _ ByRef workRect As Rectangle, _ ByVal addButtonElements As Boolean, _ ByVal displayStyle As Infragistics.Win.EmbeddableElementDisplayStyle, _ ByVal clientRect As Rectangle, _ ByVal oldElements As Infragistics.Win.UIElementsCollection _ ) As ICollection
protected virtual ICollection CreateButtonElements( ref Rectangle workRect, bool addButtonElements, Infragistics.Win.EmbeddableElementDisplayStyle displayStyle, Rectangle clientRect, Infragistics.Win.UIElementsCollection oldElements )