HC_APTBS/Views/Dialogs/UserCheckDialog.xaml.cs

using System.Windows;
using System.Windows.Controls;
using HC_APTBS.ViewModels.Dialogs;

namespace HC_APTBS.Views.Dialogs
{
    /// <summary>
    /// Authentication dialog that collects username and password before report generation.
    /// </summary>
    public partial class UserCheckDialog : Window
    {
        /// <summary>Creates the dialog and wires the ViewModel.</summary>
        public UserCheckDialog(UserCheckViewModel vm)
        {
            InitializeComponent();
            DataContext = vm;
            vm.RequestClose += Close;
        }

        /// <summary>
        /// Forwards the PasswordBox value to the ViewModel.
        /// WPF intentionally does not expose Password as a DependencyProperty.
        /// </summary>
        private void OnPasswordChanged(object sender, RoutedEventArgs e)
        {
            if (DataContext is UserCheckViewModel vm)
                vm.Password = ((PasswordBox)sender).Password;
        }
    }
}