public static async Task <bool> CheckHceSupport()
{
// Check if the SmartCardEmulator API exists on this currently running SKU of Windows
if (!Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.Devices.SmartCards.SmartCardEmulator"))
{
LogMessage("This SKU of Windows does not support NFC card emulation, only phones/mobile devices support NFC card emulation", NotifyType.ErrorMessage);
return(false);
}
// Check if any NFC emulation is supported on this device
var sce = await SmartCardEmulator.GetDefaultAsync();
if (sce == null)
{
LogMessage("NFC card emulation is not supported on this device, probably the device does not have NFC at all", NotifyType.ErrorMessage);
return(false);
}
// Check if the NFC emulation support on this device includes HCE
if (!sce.IsHostCardEmulationSupported())
{
LogMessage("This device's NFC does not support HCE-mode", NotifyType.ErrorMessage);
return(false);
}
return(true);
}
private async void btnRegisterSamplePaymentCard_Click(object sender, RoutedEventArgs e)
{
// Clear the messages
rootPage.NotifyUser(String.Empty, NotifyType.StatusMessage, true);
// First check if the device supports NFC/HCE at all
if (!(await NfcUtils.CheckHceSupport()))
{
// HCE not supported
return;
}
// Next check if NFC card emualtion is turned on in the settings control panel
if ((await SmartCardEmulator.GetDefaultAsync()).EnablementPolicy == SmartCardEmulatorEnablementPolicy.Never)
{
ShowDialog("Your NFC tap+pay setting is turned off, you will be taken to the NFC control panel to turn it on");
// This URI will navigate the user to the NFC tap+pay control panel
NfcUtils.LaunchNfcPaymentsSettingsPage();
return;
}
this.Frame.Navigate(typeof(SetCardDataScenario));
}