Treefrog.Render.Layers.GroupLayer.DisposeManaged C# (CSharp) Method

        protected override void DisposeManaged()
        {
            foreach (CanvasLayer layer in Layers) {
                if (layer != null)
                    layer.Dispose();
            }

            _adapter.Dependent.CollectionChanged -= DependentCollectionChanged;
            _adapter.Primary = null;

            base.DisposeManaged();
        }