模拟一个程序执行的步骤，当按下开始执行时，进程条会开始执行，编辑框上所显示的工作会一步一步的执行。-Simulate the steps a program, when started, when pressed, will begin the process of implementation, the edit box will be displayed on the work step by step implementation.

labwindows环境下，本示例是一个简单的计算机，说明建立菜单的步骤。-Under labwindows environment, this example is a simple computer, describes the steps to build the menu.