public NextItemCommand(IViewDataManipulator viewDataManipulator)
: base(viewDataManipulator)
{
if (viewDataManipulator == null)
{
throw new ArgumentNullException(nameof(viewDataManipulator));
}
viewDataManipulator.SelectionChanged += ViewDataManipulator_SelectionChanged;
}
/// <summary>
/// Initializes a new instance of the <see cref="NavigatorCommand"/> class.
/// </summary>
/// <param name="viewDataManipulator">The view data manipulator.</param>
protected NavigatorCommand(IViewDataManipulator viewDataManipulator)
{
mViewDataManipulator = viewDataManipulator;
}
public BindingNavigatorViewModel(IViewDataManipulator viewDataManipulator)
{
mViewDataManipulator = viewDataManipulator;
mViewDataManipulator.SelectionChanged += OnSelectionChanged;
mViewDataManipulator.CountChanged += OnCountChanged;
}
