/// <summary>
/// Click handler for the 'ListSmartCard' button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void ListSmartCard_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
b.IsEnabled = false;
try
{
rootPage.NotifyUser("Enumerating smart cards...",
NotifyType.StatusMessage);
// This list will be bound to our ItemListView once it has been
// filled with SmartCardListItems. The SmartCardListItem class
// is defined above, and describes a reader/card pair with a
// reader name and a card name.
List<SmartCardListItem> cardItems = new List<SmartCardListItem>();
// First we get the device selector for smart card readers using
// the static GetDeviceSelector method of the SmartCardReader
// class. The selector is a string which describes a class of
// devices to query for, and is used as the argument to
// DeviceInformation.FindAllAsync. GetDeviceSelector is
// overloaded so that you can provide a SmartCardReaderKind
// to specify if you are only interested in a particular type
// of card/reader (e.g. TPM virtual smart card.) In this case
// we will list all cards and readers.
string selector = SmartCardReader.GetDeviceSelector();
DeviceInformationCollection devices =
await DeviceInformation.FindAllAsync(selector);
// DeviceInformation.FindAllAsync gives us a
// DeviceInformationCollection, which is essentially a list
// of DeviceInformation objects. We must iterate through that
// list and instantiate SmartCardReader objects from the
// DeviceInformation objects.
foreach (DeviceInformation device in devices)
{
SmartCardReader reader =
await SmartCardReader.FromIdAsync(device.Id);
// For each reader, we want to find all the cards associated
// with it. Then we will create a SmartCardListItem for
// each (reader, card) pair.
IReadOnlyList<SmartCard> cards =
await reader.FindAllCardsAsync();
foreach (SmartCard card in cards)
{
SmartCardProvisioning provisioning =
await SmartCardProvisioning.FromSmartCardAsync(card);
SmartCardListItem item = new SmartCardListItem()
{
ReaderName = card.Reader.Name,
CardName = await provisioning.GetNameAsync()
};
cardItems.Add(item);
}
}
// Bind the source of ItemListView to our SmartCardListItem list.
ItemListView.ItemsSource = cardItems;
rootPage.NotifyUser("Enumerating smart cards completed.",
NotifyType.StatusMessage);
}
catch (Exception ex)
{
rootPage.NotifyUser(
"Enumerating smart cards failed with exception: " +
ex.ToString(),
NotifyType.ErrorMessage);
}
finally
{
b.IsEnabled = true;
}
}
/// <summary>
/// Click handler for the 'ListSmartCard' button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void ListSmartCard_Click(object sender, RoutedEventArgs e)
{
Button b = sender as Button;
b.IsEnabled = false;
try
{
rootPage.NotifyUser("Enumerating smart cards...",
NotifyType.StatusMessage);
// This list will be bound to our ItemListView once it has been
// filled with SmartCardListItems. The SmartCardListItem class
// is defined above, and describes a reader/card pair with a
// reader name and a card name.
List <SmartCardListItem> cardItems = new List <SmartCardListItem>();
// First we get the device selector for smart card readers using
// the static GetDeviceSelector method of the SmartCardReader
// class. The selector is a string which describes a class of
// devices to query for, and is used as the argument to
// DeviceInformation.FindAllAsync. GetDeviceSelector is
// overloaded so that you can provide a SmartCardReaderKind
// to specify if you are only interested in a particular type
// of card/reader (e.g. TPM virtual smart card.) In this case
// we will list all cards and readers.
string selector = SmartCardReader.GetDeviceSelector();
DeviceInformationCollection devices =
await DeviceInformation.FindAllAsync(selector);
// DeviceInformation.FindAllAsync gives us a
// DeviceInformationCollection, which is essentially a list
// of DeviceInformation objects. We must iterate through that
// list and instantiate SmartCardReader objects from the
// DeviceInformation objects.
foreach (DeviceInformation device in devices)
{
SmartCardReader reader =
await SmartCardReader.FromIdAsync(device.Id);
// For each reader, we want to find all the cards associated
// with it. Then we will create a SmartCardListItem for
// each (reader, card) pair.
IReadOnlyList <SmartCard> cards =
await reader.FindAllCardsAsync();
foreach (SmartCard card in cards)
{
SmartCardProvisioning provisioning =
await SmartCardProvisioning.FromSmartCardAsync(card);
SmartCardListItem item = new SmartCardListItem()
{
ReaderName = card.Reader.Name,
CardName = await provisioning.GetNameAsync()
};
cardItems.Add(item);
}
}
// Bind the source of ItemListView to our SmartCardListItem list.
ItemListView.ItemsSource = cardItems;
rootPage.NotifyUser("Enumerating smart cards completed.",
NotifyType.StatusMessage);
}
catch (Exception ex)
{
rootPage.NotifyUser(
"Enumerating smart cards failed with exception: " +
ex.ToString(),
NotifyType.ErrorMessage);
}
finally
{
b.IsEnabled = true;
}
}