public MainWindow()
{
InitializeComponent();
_viewModel = (MainVM)DataContext;
var binder = new SelectedItemsBinder(wordsListBox, _viewModel.SelectedWords, _viewModel.FilterSentencesByWords);
binder.Bind();
}
private static void SelectedItemsChanged(DependencyObject target, DependencyPropertyChangedEventArgs args)
{
if (target is ListBox listBox)
{
if (_elementToBinder.TryGetValue(listBox, out var oldBinder))
{
oldBinder.Unbind();
}
var newBinder = new SelectedItemsBinder(listBox, args.NewValue as IList);
newBinder.Bind();
_elementToBinder[listBox] = newBinder;
}
}
