public async void InitializeLicenseAsync()
{
if (storeContext == null)
{
storeContext = StoreContext.GetDefault();
storeContext.As <IInitializeWithWindow>().Initialize(new WindowInteropHelper(this).Handle);
}
ProgressRing.IsActive = true;
appLicense = await storeContext.GetAppLicenseAsync();
ProgressRing.IsActive = false;
if (appLicense.IsTrial)
{
await ShowStoreContextControlAsync(appLicense);
}
storeContext.OfflineLicensesChanged += StoreContext_OfflineLicensesChanged;
}
