/// <summary>
/// 接收UDP广播数据
/// </summary>
/// <returns></returns>
private async Task UdpReceive()
{
while (true)
{
try
{
var receivedResult = await udpSocket.ReceiveAsync();
string recvData = Encoding.ASCII.GetString(receivedResult.Buffer);
//解析返回数据
Dictionary <string, string> headers = new Dictionary <string, string>();
foreach (string line in recvData.Split(new string[] { "\r\n" }, StringSplitOptions.None))
{
if (line.IndexOf(':') != -1)
{
string key = line.Substring(0, line.IndexOf(": "));
string value = line.Substring(line.IndexOf(": ") + 2);
headers.Add(key, value);
}
}
Lamp lamp = new Lamp(headers);
LampDiscoveryEventArgs eventArgs = new LampDiscoveryEventArgs(lamp);
OnDiscoveryLamp?.Invoke(this, eventArgs);
}
catch (ObjectDisposedException ex)
{
// UDP Socket已释放 退出
return;
}
}
}
private void OnDiscoveryLamp(object sender, EventArgs e)
{
LampDiscoveryEventArgs lampDiscoveryEvent = (LampDiscoveryEventArgs)e;
lamp = lampDiscoveryEvent.lamp;
lampDiscovery.Stop();
MessageBox.Show("OK");
}
