public bool SendRemsg(udpPackage package, string ip, int port)
{
byte[] byteStream = package.UnPack();
if (byteStream == null)
{
return false;
}
else
{
return _udpServer.SendData(byteStream, byteStream.Length, ip, port);
}
}
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);
}
}
}
public void RecvCmd( udpPackage package,string requestIP,int requestPort)
{
lock(this)
{
_requestIP = requestIP;
_requestPort = requestPort;
if(package.addr == Addr)
{
switch(package.cmd)
{
case (byte)CmdCode.CMD_READ:
{
//查询
udpPackage rePackage = new udpPackage();
rePackage.len = 0x18;
rePackage.frameType = 0x02;
rePackage.addr = Addr;
rePackage.cmd = package.cmd;
if(_rfidObj.bScaned == false)
{
//扫描到
rePackage.status = 0x00;
rePackage.data = new byte[20];
string s;
if (_rfidObj.id.Length >= 20)
{
s = _rfidObj.id.Substring(0, 20);
}
else
{
s = _rfidObj.id.PadLeft(20, '0');
}
rePackage.data = System.Text.ASCIIEncoding.UTF8.GetBytes(s);
_rfidObj.bScaned = true;
//_rfidObj.id = string.Empty;
_svc.AppendRuninfo("识别ID:" + s + "\r\n");
}
else
{
//该产品已经扫描过了
rePackage.status = 0x01;
string s = new string('0', 20);
rePackage.data = System.Text.ASCIIEncoding.UTF8.GetBytes(s);
}
_svc.SendRemsg(rePackage, _requestIP, _requestPort);
break;
}
case (byte)CmdCode.CMD_OBJREMOVE:
{
//通知物件已经移走
_svc.ShowScanobj(false);
_bEnableIn = true;
//应答
udpPackage rePackage = new udpPackage();
rePackage.len = 0x04;
rePackage.frameType = 0x02;
rePackage.addr = Addr;
rePackage.cmd = package.cmd;
rePackage.status = 0x00;
_svc.SendRemsg(rePackage, _requestIP, _requestPort);
_svc.AppendRuninfo("产品:" + _rfidObj.id + "已经取走" + "\r\n");
break;
}
case (byte)CmdCode.CMD_CLEAR:
{
//通知物件已经移走
_svc.ShowScanobj(false);
_bEnableIn = true;
//应答
udpPackage rePackage = new udpPackage();
rePackage.len = 0x04;
rePackage.frameType = 0x02;
rePackage.addr = Addr;
rePackage.cmd = package.cmd;
rePackage.status = 0x00;
_svc.SendRemsg(rePackage, _requestIP, _requestPort);
_svc.AppendRuninfo("产品:" + _rfidObj.id + "产品ID 信息错误，产品已经清除" + "\r\n");
break;
}
default:
break;
}
}
}
}