Artemis.ViewModels.Profiles.LayerEditorViewModel.PropertiesViewModelHandler C# (CSharp) Method

        private void PropertiesViewModelHandler(object sender, PropertyChangedEventArgs e)
        {
            if (e.PropertyName != "SelectedLayerType")
                return;

            // Store the brush in case the user wants to reuse it
            var oldBrush = ProposedLayer.Properties.Brush;

            // Update the model
            if (ProposedLayer.LayerType.GetType() != SelectedLayerType.GetType())
            {
                ProposedLayer.LayerType = SelectedLayerType;
                ProposedLayer.SetupProperties();
            }

            // Let the layer type handle the viewmodel setup
            LayerPropertiesViewModel = ProposedLayer.LayerType.SetupViewModel(this, LayerPropertiesViewModel);

            if (oldBrush != null)
                ProposedLayer.Properties.Brush = oldBrush;

            NotifyOfPropertyChange(() => LayerPropertiesViewModel);
        }