protected override void OnAdd()
{
var model = this.ContextItem as TableModel;
if (model != null)
{
var itemToAdd = new RowModel() { ColumnName = "NewRow", DataType = DataType.String };
var addCommand = new UndoableDelegateCommand("Add new row", new Action<object>((o) => this.AddNewRow(model, itemToAdd)), new Action<object>((o) => this.RemoveRow(model, itemToAdd)));
this.Diagram.UndoRedoService.ExecuteCommand(addCommand);
}
}
private void RemoveRowModel(RowModel rowModel, CompositeCommand command)
{
var container = this.diagram.ContainerGenerator.ContainerFromItem(rowModel) as IShape;
if (container == null) return;
foreach (var connection in this.diagram.GetConnectionsForShape(container).ToList())
{
var link = this.diagram.ContainerGenerator.ItemFromContainer(connection) as LinkViewModelBase<NodeViewModelBase>;
command.AddCommand(new UndoableDelegateCommand(
"Remove link",
new Action<object>((o) => this.dc.RemoveLink(link)),
new Action<object>((o) => this.dc.AddLink(link))));
}
}