.NET实现可交互的WINDOWS服务的实例代码

            System.Windows.Forms.Application.Run(f);

            dwGuiThreadId = IntPtr.Zero;
            SetThreadDesktop(hdeskSave);
            SetProcessWindowStation(hwinstaSave);
            CloseDesktop(hdeskUser);
            CloseWindowStation(hwinstaUser);
        }

        [DllImport("user32.dll")]
        staticexternint GetDesktopWindow();

        [DllImport("user32.dll")]
        staticextern IntPtr GetProcessWindowStation();

        [DllImport("kernel32.dll")]
        staticextern IntPtr GetCurrentThreadId();

        [DllImport("user32.dll")]
        staticextern IntPtr GetThreadDesktop(IntPtr dwThread);

        [DllImport("user32.dll")]
        staticextern IntPtr OpenWindowStation(string a, bool b, int c);

        [DllImport("user32.dll")]
        staticextern IntPtr OpenDesktop(string lpszDesktop, uint dwFlags,
        bool fInherit, uint dwDesiredAccess);

        [DllImport("user32.dll")]
        staticextern IntPtr CloseDesktop(IntPtr p);

        [DllImport("rpcrt4.dll", SetLastError =true)]
        staticextern IntPtr RpcImpersonateClient(int i);

        [DllImport("rpcrt4.dll", SetLastError =true)]
        staticextern IntPtr RpcRevertToSelf();

        [DllImport("user32.dll")]
        staticextern IntPtr SetThreadDesktop(IntPtr a);

        [DllImport("user32.dll")]
        staticextern IntPtr SetProcessWindowStation(IntPtr a);
        [DllImport("user32.dll")]
        staticextern IntPtr CloseWindowStation(IntPtr a);
    }
}