private void ThreadUIHandleMethod(msgReceiptEventArg eventData)
{
if (eventData.ErrorHappened)
{
this.labelUdpstatus.Text = "通讯服务发生错误，已断开";
}
else
{
udpPackage package = new udpPackage();
if (package.Pack(eventData.data))
{
_rfidReader.RecvCmd(package, eventData.requestIP, eventData.requestPort);
}
}
}
private void UdprecvEventHandler(object sender, msgReceiptEventArg e)
{
this.Invoke(new ThreadUIHandle(ThreadUIHandleMethod), e);
}
//开始监听
private void recvProc()
{
while(con)
{
state = "open";
try
{
//Receive方法将阻塞进行，直到得到请求信息
//参数ref C_Point将得到请求信息的主机信息
byte[] msg = sv.Receive(ref C_Point);
//事件参数
msgReceiptEventArg e = new msgReceiptEventArg();
e.data = new byte[msg.Length];
e.data = msg;
//e.data = System.Text.Encoding.UTF8.GetString(msg);
e.requestIP = C_Point.Address.ToString();
e.requestPort= C_Point.Port;
e.ErrorHappened = false;
//如果有事件绑定，就触发事件
if (msgReceiptEvent != null)
{
msgReceiptEvent(this, e);
}
}
catch(Exception e)
{
CloseListen();
//msgReceiptEventArg e1 = new msgReceiptEventArg();
//e1.ErrorHappened = true;
//e1.errorString = e.Message;
//if (msgReceiptEvent != null)
//{
// msgReceiptEvent(this, e1);
//}
}
}
}