'宣言 Friend NotInheritable Class EmptyDrawingDevice Inherits DrawingDeviceBase
internal sealed class EmptyDrawingDevice : DrawingDeviceBase
'宣言 Friend NotInheritable Class EmptyDrawingDevice Inherits DrawingDeviceBase
internal sealed class EmptyDrawingDevice : DrawingDeviceBase
System.Object
C1.BarCode.DrawingDeviceBase
C1.BarCode.EmptyDrawingDevice