/// <summary>
/// HCommAir tool scanning stop
/// </summary>
public void Stop()
{
// stop scan timer
ScanTimer.Change(Timeout.Infinite, Timeout.Infinite);
// drop multicast group
Client.DropMulticastGroup(_mcIpAddr);
// set scan status
IsScanning = false;
}
/// <summary>
/// HCommAir tool scanning start
/// </summary>
public void Start()
{
// clear searched tool list
SearchTools.Clear();
// join multicast group
Client.JoinMulticastGroup(_mcIpAddr);
// start scan timer
ScanTimer.Change(0, ScanPeriod);
// begin receive
Client.BeginReceive(ClientReceived, null);
// set scan status
IsScanning = true;
}