状态栏编程实例，可为初学者提供些帮助吧，程序是基于MFC框架的-Programming example of the status bar can provide more help for beginners it, the program is based on the MFC framework

MFC当中ScrollBar的经典实例，有三个滚动滑块分别控制红绿蓝三个颜色0~255，并在编辑框中实时显示红绿蓝的数值，并且将混合色在对话框中以矩形方式显示出来，对初学者非常有用。-Among the classic examples of MFC ScrollBar, there are three sliders control the scrolling of the three colors red, green and blue from 0 to 255, and the real