IntPtr hwnd = ((HwndSource)PresentationSource.FromVisual(this)).Handle;

//句柄

  public void CmdPing()

        {

            Process p = new Process();

            IntPtr hwnd = ((HwndSource)PresentationSource.FromVisual(this)).Handle;

            p.StartInfo.FileName = "cmd.exe ";

            p.Start();

            System.Threading.Thread.Sleep(150);

            SetParent(p.MainWindowHandle, hwnd);

            ShowWindow(p.MainWindowHandle, 3);

        }