本代码是能够动态生成树行目录的一个javascr ipt控件。（转载）-the code is dynamically spanning tree line directory of a javascr ipt component. (Reproduced)

对于vc++中经典的画线画图示例程序.对于类的控制和画线算法的实现.代码简洁明了-For vc++ in a classic example of procedures for drawing a line drawing. The type of control and painting line algorithm. Concise code