工业领域很多软件都需要有报警功能，其实用用静态控件就可以实现类似的功能。自己开发了一个静态控件，派生了一个类，利用文本背景颜色的交替变化实现报警功能。-Industry needs a lot of software has alarm function, in fact, by using the static control will be able to achieve similar functions. Themselves developed a static control, a