A simple perl script for periodically changing gnome desktop background. Now it supports all properties set to an image via
menu "System->Preferences->Desktop Background".
很好的图形菜单支持类,直接将该类加入自己的vc代码并增加几个函数即可实现图形菜单-Very good support for graphics menu category, the category of directly adding their own code and to increase the number of vc function can realize graphics menu