private void ImagesGridViewOnSelectionChanged(object sender, EventArgs eventArgs)
        {
            List <DockerImageViewModel> images = ImagesGridView
                                                 .SelectedItems
                                                 .Cast <DockerImageViewModel>()
                                                 .ToList();
            DockerImageListViewModel viewModel = (DockerImageListViewModel)DataContext;

            viewModel.SelectedImages.Clear();
            foreach (DockerImageViewModel image in images)
            {
                viewModel.SelectedImages.Add(image);
            }
            viewModel.SelectedImage = (images.Count == 1) ? images[0] : null;
        }
        public DockerImageListView()
        {
            XamlReader.Load(this);

            //todo: workaround for bug in Eto.Forms (probably related to https://github.com/picoe/Eto/issues/515)
            containersCollectionWatcher = new ObservableCollectionWatcher <DockerImageViewModel>(ImagesGridView.Invalidate);

            DataContextChanged += (sender, args) =>
            {
                DockerImageListViewModel viewModel = DataContext as DockerImageListViewModel;
                containersCollectionWatcher.SetCollection(viewModel?.Images);
            };

            IdCell.Binding                   = Binding.Property <DockerImageViewModel, string>(c => c.Id);
            RepoTagsCell.Binding             = Binding.Property <DockerImageViewModel, string>(c => c.RepoTagsAsText);
            RepoDigestsCell.Binding          = Binding.Property <DockerImageViewModel, string>(c => c.RepoDigestsAsText);
            CreatedCell.Binding              = Binding.Property <DockerImageViewModel, string>(c => c.CreatedAsText);
            SizeCell.Binding                 = Binding.Property <DockerImageViewModel, string>(c => c.SizeAsText);
            VirtualSizeCell.Binding          = Binding.Property <DockerImageViewModel, string>(c => c.VirtualSizeAsText);
            ImagesGridView.SelectionChanged += ImagesGridViewOnSelectionChanged;
        }