c#判断外部可执行程序是否已打开（若未打开则打开）

#region 通过当前代码执行路径向上找到相关exe，并根据processes.Length判断是否已启动

private bool CheckAndOpenExe(string exeName)

{

Process[] processes = Process.GetProcessesByName(exeName);

if (processes.Length > 0)

{

return true;

}

else

{

return OpenExe();

}

}

private bool OpenExe()

{

Process pr = new Process();

try

{

pr.StartInfo.FileName = string.Format(@"{0}\..\LotteryPro\LotteryPro.exe", AssemblyDirectory);

pr.Start();

return true;

}

catch

{

return true;

}

finally

{

if (pr != null)

{

pr.Close();

}

}

}

public static string AssemblyDirectory

{

get

{

string codeBase = System.Reflection.Assembly.GetExecutingAssembly().CodeBase;

UriBuilder uri = new UriBuilder(codeBase);

string path = Uri.UnescapeDataString(uri.Path);

return Path.GetDirectoryName(path);

}

}//获取当前代码运行的目录

#endregion

转载于:https://www.cnblogs.com/kid526940065/p/8491807.html