// Load data for the ViewModel Items
        private void MainPage_Loaded(object sender, RoutedEventArgs e)
        {
            if (App.ApiInstance != null && App.ViewModel.IsDataLoaded) return;
            Username = "******";
            var loginWindow = new LoginChildWindow { Login = Username };
            loginWindow.Closed += OnLoginChildWindowShow;

            loginWindow.Show();
        }
        private void button1_Click(object sender, RoutedEventArgs e)
        {
            if (_ingageApi != null) return;
            Username = "******";
            var loginWindow = new LoginChildWindow { Login = Username };
            loginWindow.Closed += OnLoginChildWindowShow;

            loginWindow.Show();
        }