【代码7-1】 Public Color As Long Sub draw() ’方法体不包括可执行语句 End Sub Sub move(stepx As Single,stepy As Smgle) ’方法体不包括可执行语句 End Sub 【代码7-2】 (1) Private color As Long … ‘其他定义省略 Private bridged As (2) Private Sub Class_Initialize ( ) Set bridged= (3) End Sub Private Property (4) ( )As Long IShape_Color = color End Property Private Property (5) (ByVal newColor As Long) color=newColor End Property Private Sub IShape_draw ( ) ’使用XCirele提供的显示功能 (6) End Sub Private Sub IShape_move (stepx As Single, stepy As Single) … ’省略描述 End Sub