Binding to static property

Question

I\'m having a hard time binding a simple static string property to a TextBox.

Here\'s the class with the static property:

Answer 1

Leanest answer (.net 4.5 and later):

    static public event EventHandler FilterStringChanged;
    static string _filterString;
    static public string FilterString
    {
        get { return _filterString; }
        set
        {
            _filterString= value;
            FilterStringChanged?.Invoke(null, EventArgs.Empty);
        }
    }

and XAML:

Don't neglect the brackets