using System.Windows; namespace WPF_24_Controls; /// /// Interaction logic for MainWindow.xaml /// public partial class MainWindow : Window { public List Persons = []; public MainWindow() { InitializeComponent(); Persons.Add(new Person { FirstName = "W1", LastName = "E1" }); Persons.Add(new Person { FirstName = "W2", LastName = "E2" }); Persons.Add(new Person { FirstName = "W3", LastName = "E3" }); ComboBox.ItemsSource = Persons; } private void SubmitButton_OnClick(object sender, RoutedEventArgs e) { MessageBox.Show($"Hello {FirstNameTextBlock.Text}"); } } public class Person { public string? FirstName { get; set; } public string? LastName { get; set; } public string? FullName => $"{FirstName} {LastName}"; }