private DatasetViewModel(Dataset dataset, DatasetViewModel parent) { this.dataset = dataset; this.parent = parent; children = new ObservableCollection<DatasetViewModel>( (from child in dataset.Children select new DatasetViewModel(child, this)) .ToList()); }
private void btnNewDataset_Click(object sender, RoutedEventArgs e) { if (datasetView.SelectedItem == null) { MessageBox.Show("Select an existing entry first."); return; } var dsvmParent = (DatasetViewModel)datasetView.SelectedItem; DatasetViewModel dsvm = new DatasetViewModel(Model.GetNewDataset(dsvmParent.Dataset)); dsvmParent.Children.Add(dsvm); dsvmParent.IsExpanded = true; dsvmParent.IsSelected = false; dsvm.IsSelected = true; }