/// <summary>
/// Sets the AddBarcodeDeviceListener for device connection status.
/// </summary>
/// <param name="context">This parameter needs to be a type of Android.Content.Context.
/// It can be an activity or application context.</param>
private void SetBarcodeDeviceListener(object context)
{
if (sBarcodeDeviceEventHandler != null)
{
return;
}
Task.Run(() =>
{
lock (mProfileFixLock)
{
lock (mOpenLock)
{
using var barcodeReaderManager = BarcodeReaderManager.Create((Context)context);
if (mAidcManager == null)
{
mAidcManager = barcodeReaderManager.Init();
}
}
sBarcodeDeviceEventHandler = new BarcodeDeviceEventHandler(this);
mAidcManager.AddBarcodeDeviceListener(sBarcodeDeviceEventHandler);
}
});
}
private Result OpenReader(string scannerName, Context context)
{
var result = new Result(Result.Codes.SUCCESS, "Reader successfully claimed.");
if (!mReaderOpened)
{
try
{
if (mAidcBarcodeReader == null)
{
lock (mOpenLock)
{
var manager = BarcodeReaderManager.Create(context);
if (manager != null)
{
mAidcManager = manager.Init();
mAidcBarcodeReader = mAidcManager.CreateBarcodeReader(scannerName);
try
{
mAidcBarcodeReader.SetProperty("TRIG_CONTROL_MODE", "autoControl");
}
catch (Com.Honeywell.Aidc.UnsupportedPropertyException)
{
result.Code = Result.Codes.INTERNAL_ERROR;
result.Message = "Failed to set trigger control mode.";
}
if (result.Code == Result.Codes.SUCCESS)
{
mBarcodeEventHandler = new BarcodeEventHandler(this);
mAidcBarcodeReader.AddBarcodeListener(mBarcodeEventHandler);
}
}
else
{
result.Code = Result.Codes.INTERNAL_ERROR;
result.Message = "Manager has been disposed.";
}
}
}
if (result.Code == Result.Codes.SUCCESS)
{
try
{
mAidcBarcodeReader.Claim();
mReaderOpened = true;
BarcodeReaderProfileHandler.Instance.LoadProfileOccurred += LoadProfileOccurred;
}
catch (Com.Honeywell.Aidc.ScannerUnavailableException)
{
result.Code = Result.Codes.INTERNAL_ERROR;
result.Message = "Reader is not available.";
}
}
}
catch (Java.Lang.Exception ex)
{
result.Code = Result.Codes.EXCEPTION;
result.Message = ex.Message;
}
catch (Exception ex)
{
result.Code = Result.Codes.EXCEPTION;
result.Message = ex.Message;
}
}
else
{
result.Code = Result.Codes.READER_ALREADY_OPENED;
result.Message = "Reader was already opened.";
}
return(result);
}
