/// <summary>
/// Starts scanning for nfc tags.
/// </summary>
/// <param name="nfc"><see cref="ICrossNearFieldCommunication"/> to use.</param>
public async static void GloballyStartScanning(ICrossNearFieldCommunication nfc)
{
_nfc = nfc;
_nfc.Association = Association;
_nfc.Initialize();
await _nfc.StartListeningAsync();
}
/// <summary>
/// Attempts to stop scanning for nfc tags.
/// </summary>
public async static void TryGloballyStopScanning()
{
if (await _nfc?.TryStopListeningAsync())
{
_nfc = null;
}
else
{
Console.WriteLine("Unable to stop scanning, check console for error - XNFC");
}
}
/// <summary>
/// Attempts to start scanning for nfc tags.
/// </summary>
/// <param name="nfc"><see cref="ICrossNearFieldCommunication"/> to use.</param>
public async static void TryGloballyStartScanning(ICrossNearFieldCommunication nfc)
{
try
{
_nfc = nfc;
_nfc.Association = Association;
_nfc.Initialize();
}
catch (Exception e)
{
Console.WriteLine("Unable to start scanning - XNFC");
Console.WriteLine($"Error: {e}");
return;
}
if (!await _nfc?.TryStartListeningAsync())
{
Console.WriteLine("Unable to start scanning, check console for error - XNFC");
}
}
public MainPage()
{
_xnfc = XNFC.GetApi();
_xnfc.TagDetected += XnfcOnTagDetected;
InitializeComponent();
}
/// <summary>
/// Stops scanning for nfc tags.
/// </summary>
public async static void GloballyStopScanning()
{
await _nfc?.StopListeningAsync();
_nfc = null;
}
