private void FMulticast_FormClosed(object sender, FormClosedEventArgs e)
{
if (_Receiver != null)
{
_Receiver.Dispose();
}
_Receiver = null;
}
void Server_Started(object sender, AsyncUdpEventArgs e)
{
CastReceiver cr = sender as CastReceiver;
WriteLog($"伺服器已於 {cr.LocalEndPort} 啟動");
WriteLog("已加入監聽的群組:");
foreach (System.Net.Sockets.MulticastOption mo in cr.JoinedGroups)
{
WriteLog($"-> {mo.Group}");
}
}
private void btnStart_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(cbIP.Text))
{
return;
}
_Receiver = new CastReceiver(new IPEndPoint(IPAddress.Parse(cbIP.Text), Convert.ToInt32(txtPort.Text)));
_Receiver.DataReceived += new EventHandler <AsyncUdpEventArgs>(Server_DataReceived);
_Receiver.Started += new EventHandler <AsyncUdpEventArgs>(Server_Started);
_Receiver.Shutdowned += new EventHandler <AsyncUdpEventArgs>(Server_Shutdowned);
string[] ips = txtIP.Text.Split(',');
foreach (string ip in ips)
{
if (ip.Length == 0)
{
continue;
}
_Receiver.JoinMulticastGroup(ip);
}
_Receiver.Start();
btnStart.Enabled = false;
btnStop.Enabled = true;
}
