Linux窗口程序设计__Qt4精彩实例分析上面的源代码第二部分.以循序渐进的方式进行源代码,包括Qt4下面的图形与图画\对话框\QMainWindow的源代码.-Linux Programming __Qt4 window wonderful example above the second part of the source code. With step-by-step approach to source code, including the following graphics a