/// <summary>
/// Move to the previous item updating the currentItemIndex.
/// </summary>
protected void MoveToPrevious()
{
if (_currentItemIndex >= _items.Count)
_currentItemIndex = _items.Count - 1;
if (_controller != null)
_currentItemIndex = _controller.PreviousItem(this, _currentItemIndex);
else
_currentItemIndex = _defaultController.PreviousItem(this, _currentItemIndex);
}
/// <summary>
/// Move the current item to the previous in list.
/// </summary>
private void MoveToPrevious()
{
if (_controller != null)
{
_currentItemIndex = _controller.PreviousItem(this, _currentItemIndex);
}
else
{
_currentItemIndex = _defaultController.PreviousItem(this, _currentItemIndex);
}
}
