private async void CardAdded(object sender, CardAddedEventArgs args)
{
Debug.WriteLine("Card Added");
try
{
ChangeTextBlockFontColor(TextBlock_Header, Windows.UI.Colors.Green);
await HandleCard(args);
}
catch (Exception ex)
{
PopupMessage("CardAdded Exception: " + ex.Message);
}
}
/// <summary>
/// Sample code to hande a couple of different cards based on the identification process
/// </summary>
/// <returns>None</returns>
private async Task HandleCard(CardAddedEventArgs args)
{
try
{
card?.Dispose();
card = args.SmartCard.CreateMiFareCard();
var localCard = card;
var cardIdentification = await localCard.GetCardInfo();
DisplayText("Connected to card\r\nPC/SC device class: " + cardIdentification.PcscDeviceClass.ToString() + "\r\nCard name: " + cardIdentification.PcscCardName.ToString());
if (cardIdentification.PcscDeviceClass == MiFare.PcSc.DeviceClass.StorageClass
&& (cardIdentification.PcscCardName == CardName.MifareStandard1K || cardIdentification.PcscCardName == CardName.MifareStandard4K))
{
// Handle MIFARE Standard/Classic
DisplayText("MIFARE Standard/Classic card detected");
var uid = await localCard.GetUid();
DisplayText("UID: " + BitConverter.ToString(uid));
// 16 sectors, print out each one
for (var sector = 0; sector < 16 && card != null; sector++)
{
try
{
var data = await localCard.GetData(sector, 0, 48);
string hexString = "";
for (int i = 0; i < data.Length; i++)
{
hexString += data[i].ToString("X2") + " ";
}
DisplayText(string.Format("Sector '{0}':{1}", sector, hexString));
}
catch (Exception)
{
DisplayText("Failed to load sector: " + sector);
}
}
}
}
catch (Exception e)
{
PopupMessage("HandleCard Exception: " + e.Message);
}
}
private static async void OnCardAdded(SmartCardReader sender, CardAddedEventArgs args)
{
try
{
await HandleCard(args.SmartCard);
// Raise on UI thread
context.Post(_ =>
{
var evt = cardAdded;
if (evt != null)
evt(sender, EventArgs.Empty);
}, null);
}
catch (Exception ex)
{
// TODO: Add logging
Debug.WriteLine(ex);
}
}