此系统由VC++ 6.0 MFC开发而成,主要实现一些基本的界面操作,如画笔画刷,文字改变字体颜色,以及时钟显示和小型购物系统-system by VC MFC 6.0 was developed mainly to achieve some of the basic interface operation, painting brush strokes, text font color change, and clock display and small shopping system