建立一个透明窗口， brush = new CBrush(RGB(0,151,250)); SetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE, GetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE)^0X80000); HINSTANCE hInst=LoadLibrary("User32.DLL"); if(hInst) { typedef BOOL (WINAPI *MYFUNC)(HWND,COLORREF,BYTE,WORD); MYFUNC fun=NULL; fun=(MYF