调用user32.dll显示其他窗口

 /// 该函数设置由不同线程产生的窗口的显示状态
         /// </summary>
         /// <param name="hWnd">窗口句柄</param>
         /// <param name="cmdShow">指定窗口如何显示。查看允许值列表，请查阅ShowWlndow函数的说明部分</param>
         /// <returns>如果函数原来可见，返回值为非零；如果函数原来被隐藏，返回值为零</returns>
         [DllImport("User32.dll")]
         private static extern bool ShowWindowAsync(IntPtr hWnd, int cmdShow);
         /// <summary>
         ///  该函数将创建指定窗口的线程设置到前台，并且激活该窗口。键盘输入转向该窗口，并为用户改各种可视的记号。
         ///  系统给创建前台窗口的线程分配的权限稍高于其他线程。
         /// </summary>
         /// <param name="hWnd">将被激活并被调入前台的窗口句柄</param>
         /// <returns>如果窗口设入了前台，返回值为非零；如果窗口未被设入前台，返回值为零</returns>
         [DllImport("User32.dll")]
         private static extern bool SetForegroundWindow(IntPtr hWnd);

 private void BringToFront(IntPtr hWnd)
         {
             //Process currentProcess = Process.GetCurrentProcess();
             //Process process = Process.get(id);
             //if (process != null)
             //{
             //    ShowWindowAsync(process.MainWindowHandle, 1);//显示
             //    SetForegroundWindow(process.MainWindowHandle);//当到最前端
             //}
             Process[] Processes = Process.GetProcesses();// GetProcessesByName(currentProcess.ProcessName);
             foreach (Process process in Processes)
             {
                 //process.Start();
                 //if (process.Id != currentProcess.Id)
                 //{
                 //                    if (Assembly.GetExecutingAssembly().Location.Replace("/", "\\")
                 //<span style="white-space:pre">            </span> == currentProcess.MainModule.FileName)
                 //                    {
                 //                        return process;
                 //                    }
                 if (process.MainWindowHandle.ToString() == "")
                 {
                     continue;
                 }
                 if (process.MainWindowHandle == hWnd)
                 {
                     ShowWindowAsync(process.MainWindowHandle, );//显示
                     SetForegroundWindow(process.MainWindowHandle);//当到最前端
                 }
                 //}
             }
         }