说明：  Qt4程序设计指南，《C++ GUI Programming with Qt4 》的中文版，通过一系列简单的实例，让初学者尽快了解Qt编程，是一本不可多得的好书
(Qt4 Programming Guide, " C++ GUI Programming with Qt4" the Chinese version, through a series of simple example, as soon as possible so that beginners learn Qt programming, is a rare book)