MainPageViewModelConfiguration.cs

[Serializable]

    public class MainPageViewModelConfiguration : ConfigurationProvider<MainPageViewModel>

   {

       public MainPageViewModelConfiguration()

       {

           this.NotifyPropertyChange(model =>model.Name );

           this.NotifyPropertyChange(model=>model.WelcomeMsg).DependOn(model =>model.Name );

           this.NotifyPropertyChange(model => model.Command).DependOn(model => model.Name);

       }

    }