透明窗体的又一实现

透明窗体的又一实现

SetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE,GetWindowLong(this->GetSafeHwnd(),GWL_EXSTYLE)^0x80000);
 HINSTANCE hInst = LoadLibrary(_T("User32.DLL"));
 if(hInst)
 {
  typedef BOOL (WINAPI *MYFUNC)(HWND,COLORREF,BYTE,DWORD);
  MYFUNC fun = NULL;
  //取得SetLayeredWindowAttributes函数指针
  fun=(MYFUNC)GetProcAddress(hInst, "SetLayeredWindowAttributes");
  if(fun)fun(this->GetSafeHwnd(),0,128,2);
  FreeLibrary(hInst);

 }