private void LoadBtn_Click(object sender, RoutedEventArgs e) { OpenFileDialog dlg = new OpenFileDialog(); dlg.Filter = "XML Files (*.xml)|*.xml|All Files (*.*)|*.*"; if (dlg.ShowDialog().Value) { LootTable = new LootTable(dlg.FileName); LootTable.LoadFile(); LootList.ItemsSource = LootTable.Loot; LootList.IsEnabled = true; SaveBtn.IsEnabled = true; } }