Summary of several common methods for starting external programs in C#

// using ;
private string appName = "";
/// <summary>
/// 1. Start an external program without waiting for it to exit/// </summary>
private void button1_Click(object sender, EventArgs e)
{
(appName);
(("External Programs {0} Startup is complete！", ), ,
, );
}
/// <summary>
/// 2. Start an external program and wait for it to exit/// </summary>
private void button2_Click(object sender, EventArgs e)
{
try
{
Process proc = (appName);
if (proc != null)
{
(3000);
if () (("External Programs {0} Quitted！", ), ,
, );
else
{
// If the external program does not end, it will be terminated by force.();
(("External Programs {0} Forced terminated！", ), , , );
}
}
}
catch (ArgumentException ex)
{
(, , , );
}
}
/// <summary>
/// 3. Start an external program and wait for it to exit infinitely/// </summary>
private void button3_Click(object sender, EventArgs e)
{
try
{
Process proc = (appName);
if (proc != null)
{
();
(("External Programs {0} Quitted！", ), ,
, );
}
}
catch (ArgumentException ex)
{
(, , , );
}
}
/// <summary>
/// 4. Start an external program and monitor its exit through events/// </summary>
private void button4_Click(object sender, EventArgs e)
{
try
{
//Start external programsProcess proc = (appName);
if (proc != null)
{
//The monitoring process exits = true;
//Specify the exit event method += new EventHandler(proc_Exited);
}
}
catch (ArgumentException ex)
{
(, , , );
}
}
/// <summary>
/// Start the external program exit event/// </summary>
void proc_Exited(object sender, EventArgs e)
{
(("External Programs {0} Quitted！", ), ,
, );