易源码,包括动态取窗口句柄，解禁按钮，枚举子窗口，新手学习的好例子。-Easy source, including taking a window handle dynamic, lifting buttons, except for the window, a good example of a novice to learn.

动态显示&隐藏开始按钮,很不错的易语言源码,易爱好者可以下载使用()