WebCast听课录(7)
课程名:Windows应用程序开发入门到精通四:Windows窗体开发中的面向对象概念
1,自定义控件的开发。
最简单的控件自定义是重写公共控件的方法。例如,可以重写 TextBox 控件的 OnKeyPress 继承方法,提供将输入限制为数字字符的代码。
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2, “组合”和“聚合”的区别到底是什么呢?用接口来代替继承更易于应对变化?
3,Observer模式实例
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作者:洞庭散人
出处:http://phinecos.cnblogs.com/
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posted on 2006-10-24 22:47 Phinecos(洞庭散人) 阅读(587) 评论(0) 编辑 收藏 举报