/// <summary>
/// Launches a program
/// </summary>
/// <param name="ProgramFile">Path to the program to run</param>
/// <param name="Arguments">Command-line arguments</param>
/// <param name="OnExit">Optional callback whent he program exits</param>
/// <param name="OutputHandler">If supplied, std-out and std-error will be redirected to this function and no shell window will be created</param>
/// <returns>The newly-created process, or null if it wasn't able to start. Exceptions are swallowed, but a debug output string is emitted on errors</returns>
public System.Diagnostics.Process LaunchProgram(string ProgramFile, string Arguments, EventHandler OnExit = null, DataReceivedEventHandler OutputHandler = null, bool bWaitForCompletion = false)
{
// Create the action's process.
ProcessStartInfo ActionStartInfo = new ProcessStartInfo();
ActionStartInfo.FileName = ProgramFile;
ActionStartInfo.Arguments = Arguments;
if (OutputHandler != null)
{
ActionStartInfo.RedirectStandardInput = true;
ActionStartInfo.RedirectStandardOutput = true;
ActionStartInfo.RedirectStandardError = true;
// True to use a DOS box to run the program in, otherwise false to run directly. In order to redirect
// output, UseShellExecute must be disabled
ActionStartInfo.UseShellExecute = false;
// Don't show the DOS box, since we're redirecting everything
ActionStartInfo.CreateNoWindow = true;
}
Logging.WriteLine(String.Format("Executing: {0} {1}", ActionStartInfo.FileName, ActionStartInfo.Arguments));
System.Diagnostics.Process ActionProcess;
try
{
ActionProcess = new System.Diagnostics.Process();
ActionProcess.StartInfo = ActionStartInfo;
if (OnExit != null)
{
ActionProcess.EnableRaisingEvents = true;
ActionProcess.Exited += OnExit;
}
if (ActionStartInfo.RedirectStandardOutput)
{
ActionProcess.EnableRaisingEvents = true;
ActionProcess.OutputDataReceived += OutputHandler;
ActionProcess.ErrorDataReceived += OutputHandler;
}
// Launch the program
ActionProcess.Start();
if (ActionStartInfo.RedirectStandardOutput)
{
ActionProcess.BeginOutputReadLine();
ActionProcess.BeginErrorReadLine();
}
if (bWaitForCompletion)
{
while ((ActionProcess != null) && (!ActionProcess.HasExited))
{
ActionProcess.WaitForExit(50);
}
}
}
catch (Exception Ex)
{
// Couldn't launch program
Logging.WriteLine("Couldn't launch program: " + ActionStartInfo.FileName);
Logging.WriteLine("Exception: " + Ex.Message);
ActionProcess = null;
}
return(ActionProcess);
}