/// <summary>
/// Delegate called when the delete button is clicked.
/// </summary>
/// <param name="pSender">The button sender.</param>
/// <param name="pEventArgs">The event arguments.</param>
private void OnDeleteButtonClicked(object pSender, RoutedEventArgs pEventArgs)
{
GraphViewModel lRootViewModel = this.GraphView.DataContext as GraphViewModel;
foreach (IGraphItemViewModel lItem in this.GraphView.SelectedViewModels)
{
ConnectionViewModel lConnection = lItem as ConnectionViewModel;
if (lConnection != null)
{
lRootViewModel.RemoveConnection(lConnection);
}
NodeViewModel lNode = lItem as NodeViewModel;
if (lNode != null)
{
lRootViewModel.RemoveNode(lNode);
}
}
}
