VC++实现带位图预览的打开文件对话框，现在Windows系统还在用的效果，这是仿的，只帖出具体的实现代码。有需要的可下载本代码文件。-Vc++ realize with bitmap preview of the open file dialog box, now Windows system is still in use, the effect of this is copy, just sent out specific implementation code. Need to down