【摘要】 设备环境(DC)是Microsoft公司为了实现设备无关性而引入的一个概念,它在Windows程序设计中占有很重要的地位,是每个Windows程序员必须掌握的。文中详细分析了每种设备环境类的功能、适用范围以及它们之间的区别,并给出了设备环境类(CDC)的引用方法。更多还原

【Abstract】 Device context is a new idea that the Microsoft Company proposed in order to achieve unimportance. It is so important in Windows programming that every programmer must have a good command of it. We analyze the function, applicable range and differences among the device contexts and give the methods to recommand the device contexts.更多还原