Inheritance: INotifyPropertyChanged
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            InitializePropertyGrid(this.propertyGridClusteringHost, this.clusteringSettings, MainWindow_PropertyValueChanged);
            InitializePropertyGrid(this.propertyGridShapeHost, this.shapeSettings, MainWindow_PropertyValueChanged);
            InitializePropertyGrid(this.propertyGridHandHost, this.handSettings, MainWindow_PropertyValueChanged);

            this.presenter = new MainViewModel(this.clusteringSettings, this.shapeSettings, this.handSettings);
            this.DataContext = presenter;
            this.displayControl.DataContext = presenter;
            this.presenter.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(presenter_PropertyChanged);
        }