这是一个国人开发的编辑器，没有用到任何控件，自己注册的窗口类，用于实现编辑功能，该代码全部是作者自己开发的，可见其难度和深度。- This is a people development editor, did not use any of the controls, their registered window class for the realization of editing functions, the code is all the author s own developm