/
LaunchProcess.cs
122 lines (104 loc) · 2.62 KB
/
LaunchProcess.cs
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// Copyright (c) 2015, Ben Baker
// All rights reserved.
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.
using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using System.IO;
namespace CPWizard
{
class LaunchProcess
{
private Process m_Process;
private string m_Filename;
private string m_Args;
private int m_killTimeout;
private System.Timers.Timer m_killTimer;
public delegate void ProcessExitedHandler();
public event ProcessExitedHandler OnExited;
public delegate void SendKeysReadyHandler();
public event SendKeysReadyHandler OnSendKeysReady;
public LaunchProcess(string filename, string args)
{
m_Filename = filename;
m_Args = args;
m_killTimeout = 0;
}
public LaunchProcess(string filename, string args, int killTimeout)
{
m_Filename = filename;
m_Args = args;
m_killTimeout = killTimeout;
}
public bool Start()
{
try
{
m_Process = new Process();
m_Process.Exited += ProcessExitedEvent;
m_Process.StartInfo.WorkingDirectory = Path.GetDirectoryName(m_Filename);
m_Process.StartInfo.FileName = m_Filename;
m_Process.StartInfo.Arguments = m_Args;
m_Process.StartInfo.CreateNoWindow = true;
m_Process.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
m_Process.EnableRaisingEvents = true;
m_Process.Start();
WaitForInput();
}
catch (Exception ex)
{
LogFile.WriteLine("Start", "LaunchProcess", ex.Message, ex.StackTrace);
if (OnExited != null)
OnExited();
return false;
}
if (m_killTimeout != 0)
{
m_killTimer = new System.Timers.Timer(m_killTimeout);
m_killTimer.Elapsed += KillTimerEvent;
m_killTimer.Enabled = true;
}
return true;
}
private void WaitForInput()
{
try
{
if (OnSendKeysReady != null)
{
// Wait for process to be ready to receive input
m_Process.WaitForInputIdle();
// Is process responding?
if (m_Process.Responding)
{
// Raise an event to say it's ready for sending keys
OnSendKeysReady();
}
}
}
catch (Exception ex)
{
LogFile.WriteLine("WaitForInput", "LaunchProcess", ex.Message, ex.StackTrace);
}
}
private void KillTimerEvent(object sender, System.Timers.ElapsedEventArgs e)
{
m_killTimer.Enabled = false;
if (m_Process != null)
{
if (!m_Process.HasExited)
m_Process.Kill();
if (OnExited != null)
OnExited();
}
}
private void ProcessExitedEvent(object sender, System.EventArgs e)
{
if (OnExited != null)
OnExited();
}
}
}