namespace Pf2e.WPF.EntityViewer.Component; /// /// Логика взаимодействия для DbEntityListControl.xaml /// internal partial class EntityListControl : System.Windows.Controls.UserControl { public EntityListControl() { InitializeComponent(); } private void TextBox_PreviewTextInput( object sender, System.Windows.Input.TextCompositionEventArgs e ) { e.Handled = !int.TryParse(e.Text, out int result); } }