public int CallPhoneExe(string arg) //arg为进程的命令行参数{             WaitHandle[] waits =new WaitHandle[2]; //定义两个WaitHandle值，用以控制进程的执行过程waits[0] = HSTOP; //AutoResetEvent HSTOP = new AutoResetEvent(false);waits[1] = GlobalStop;//AutoResetEvent GlobalStop = new AutoResetEvent(false);int iReturn=0;
            Process p = new Process();//新建一个进程p.StartInfo.Arguments = arg; //进程的命令行参数p.StartInfo.FileName = filepath;//进程启动路径p.StartInfo.CreateNoWindow = true;//不显示新进程的窗口
            p.StartInfo.RedirectStandardOutput = true;//输出重定向p.StartInfo.RedirectStandardError = true;   //Redirect the error ouput!p.StartInfo.UseShellExecute = false; p.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;p.EnableRaisingEvents = true; p.Exited += new EventHandler(p_Exited); //进程自然结束后启动p—Exited事件p.OutputDataReceived += new DataReceivedEventHandler(ChangeOutput);//进程有输出时，启动ChangeOutPut函数       p.Start();//进程启动p.BeginOutputReadLine();int hstop = WaitHandle.WaitAny(waits);//启动线程暂停，知道WaitHandle中传来有效信号switch (hstop)//判断信号是又哪个{case 0: //进程自然结束if (p.WaitForExit(2000))iReturn = p.ExitCode; //获取进程的返回值else{CloseProcess();iReturn = -2;}break;case 1: //进程被迫结束p.Kill();//杀掉进程if (!p.HasExited){                        p.Kill();}                    iReturn = -3;break;}HSTOP.Reset(); //HSTOP复位，这个变量指示进程自然结束，每次结束后都得自然复位           p.Close(); //创建的p关闭return iReturn;          }private void p_Exited(object sender, EventArgs e){HSTOP.Set();}//输出重定向函数private void ChangeOutput(object sendingProcess, DataReceivedEventArgs outLine){if (!String.IsNullOrEmpty(outLine.Data)) //字符串不为空时MainForm.FireWriteText(outLine.Data,false);//将进程的输出信息转移}