public void Receive()
{
try
{
BeforeReceive?.Invoke(this, null);
_buffer = new byte[_maxlengthofdata];
int count = _socket.Receive(_buffer, _maxlengthofdata, SocketFlags.None);
var m = GetMessage(_buffer, count);
if (m.Type == MessageType.BigData)
{
var arr = m.Content.Split(';');
int n = int.Parse(arr[0]);
int total = int.Parse(arr[1]);
byte[] buffer = new byte[n * _maxlengthofdata];
for (int i = 0; i < n; i++)
{
_socket.Receive(_buffer, _maxlengthofdata, SocketFlags.None);
_buffer.CopyTo(buffer, i * _maxlengthofdata);
}
m = GetMessage(buffer, total);
}
if (m.Type == MessageType.End)
{
Response(m);
_socket.Close();
}
else if (Response(m))
{
Receive();
}
}
catch { }
}
public static void UnregisterScannerActivity()
{
try
{
ElContext?.UnregisterReceiver(Receiver);
}
catch { }
AfterReceive?.GetInvocationList().ToList().ForEach(x => AfterReceive -= (EventHandler <ReceiveEventArgs>)x);
BeforeReceive?.GetInvocationList().ToList().ForEach(x => BeforeReceive -= (EventHandler)x);
ElContext = null;
ARP = null;
}
//public string ReceivedData { get; set; }
//public event EventHandler AfterReceive;
//public event EventHandler BeforeReceive;
public override void OnReceive(Context context, Intent intent)
{
try
{
if (IsBusy)
{
return;
}
IsBusy = true;
BeforeReceive?.Invoke(context, new EventArgs());
string _scanAll = cDataWedge.HandleDecodeData(intent);
string _pattern = @"(.*)\|(Scanner|MSR)\|(.*)\|(\d+)";
var _matches = Regex.Match(_scanAll, _pattern);
string _scan = _matches.Groups[1].ToString();
try
{
AfterReceive?.Invoke(context, new ReceiveEventArgs()
{
ReceivedData = _scan, Silent = silent
});
} catch (Exception ex)
{
if (!silent)
{
cSounds.Error(context);
}
Toast.MakeText(context, string.Format("Error in postprocess: {0}", ex.Message), ToastLength.Long).Show();
_scan = "";
IsBusy = false;
return;
}
if (_scan == "")
{
if (!silent)
{
cSounds.Error(context);
}
Toast.MakeText(context, "Please enter valid data", ToastLength.Long).Show();
IsBusy = false;
return;
}
IsBusy = false;
}
catch //(Exception ex)
{
IsBusy = false;
}
}
public void BegineReceive()
{
BeforeReceive?.Invoke(this, null);
_buffer = new byte[_maxlengthofdata];
_socket.BeginReceive(_buffer, 0, _maxlengthofdata, SocketFlags.None, EndReceive, null);
}
