'宣言 Public MustInherit Class ShapeProps
'使用法 Dim instance As ShapeProps
public abstract class ShapeProps
'宣言 Public MustInherit Class ShapeProps
'使用法 Dim instance As ShapeProps
public abstract class ShapeProps
System.Object
C1.C1Preview.ShapeProps
C1.C1Preview.LinePropsBase
C1.C1Preview.RectangleProps