void _stopButton_TouchUpInside(object sender, EventArgs e)
{
if (null == _synth)
{
return;
}
_messageTextField.Text = string.Empty;
try
{
_synth.stop(true);
_synth = null;
}
catch (Exception ex)
{
_messageTextField.Text = ex.Message + "\n" + ex.StackTrace;
}
}
