WPF l10n with bindings

gistfile1.cs

using System.ComponentModel;
using System.Globalization;
using System.Resources;
using System.Windows.Data;

public class TranslationSource
        : INotifyPropertyChanged
{
    private static readonly TranslationSource instance = new TranslationSource();

    public static TranslationSource Instance
    {
        get { return instance; }
    }

    private readonly ResourceManager resManager = Properties.Resources.ResourceManager;
    private CultureInfo currentCulture = null;

    public string this[string key]
    {
        get { return this.resManager.GetString(key, this.currentCulture); }
    }

    public CultureInfo CurrentCulture
    {
        get { return this.currentCulture; }
        set
        {
            if (this.currentCulture != value)
            {
                this.currentCulture = value;
                var @event = this.PropertyChanged;
                if (@event != null)
                {
                    @event.Invoke(this, new PropertyChangedEventArgs(string.Empty));
                }
            }
        }
    }

    public event PropertyChangedEventHandler PropertyChanged;
}

public class LocExtension
    : Binding
{
    public LocExtension(string name)
        : base("[" + name + "]")
    {
        this.Mode = BindingMode.OneWay;
        this.Source = TranslationSource.Instance;
    }
}

@lszczygielek If my memory is not mistaken, that is possible with some changes to the code (i.e. you need to handle the binding somewhat yourself). Unfortunately, I haven't touched it in years and won't be able to help what needs to be changed.