Store.Management/Source/Store.Management/Views/LoginWindow.xaml.cs

using Store.Management.ViewModels;
using System.Windows;
using System.Windows.Controls;

namespace Store.Management.Views;

public partial class LoginWindow : UserControl
{
    public LoginWindow() => InitializeComponent();

    private void OnLoaded(object sender, RoutedEventArgs e)
    {
        if (DataContext is LoginViewModel viewModel)
        {
            viewModel.ClearPasswordRequested += OnClearPasswordRequested;
        }
        UserNameBox.Focus();
    }

    private void OnPasswordChanged(object sender, RoutedEventArgs e)
    {
        if (DataContext is LoginViewModel viewModel)
        {
            viewModel.UpdatePassword(PasswordBox.Password);
        }
    }

    private void OnClearPasswordRequested(object? sender, EventArgs e)
    {
        PasswordBox.Clear();
        PasswordBox.Focus();
    }

    private void OnUnloaded(object sender, RoutedEventArgs e)
    {
        if (DataContext is LoginViewModel viewModel)
        {
            viewModel.ClearPasswordRequested -= OnClearPasswordRequested;
        }
        PasswordBox.Clear();
    }
}