private async void Button_Click(object sender, RoutedEventArgs e)
{
if (!string.IsNullOrEmpty(viewModel.MasterPassword) && !String.IsNullOrEmpty(viewModel.UserName))
{
viewModel.EditIsEnabled = false;
StatusBarProgressIndicator statusBarIndicator = StatusBar.GetForCurrentView().ProgressIndicator;
StatusBar.GetForCurrentView().ForegroundColor = Windows.UI.Colors.White;
statusBarIndicator.Text = "Master Key is derived...";
await statusBarIndicator.ShowAsync();
await MasterKey.CreateMasterKeyAsync(viewModel.MasterPassword, viewModel.UserName);
StatusBar.GetForCurrentView().BackgroundColor = Windows.UI.Colors.Green;
statusBarIndicator.Text = "Derivation complete! Login successful";
Frame.Navigate(typeof(SitePage), viewModel.UserName);
}
}