这是关于修改界面的实例，增加了程序的启动画面，系统显示时间，包括状态栏编程，对话框的编程-on revising the interface example, an increase of the commencement of proceedings screen, the system shows, including the status bar programming, the programming dialog

修改pc系统时间,设置要修改的时间 点击“修改时间”按钮-The modified PC system time, to modify time click on the time button