private ICustomParametersPresenter presenterFor(ITreeNode node)
{
if (!_parameterPresenterCache.Contains(node))
{
var hasParameters = allVisibleParametersIn(node).Any();
var presenter = _parametersPresenterMapper.MapFrom(node);
if (presenter != null && (hasParameters || presenter.ForcesDisplay))
{
presenter.InitializeWith(CommandCollector);
presenter.StatusChanged += OnStatusChanged;
presenter.Description = descriptionFor(node);
}
else
{
presenter = _noItemInSelectionPresenter;
presenter.Description = NoSelectionCaption;
}
_parameterPresenterCache.Add(node, presenter);
}
return(_parameterPresenterCache[node]);
}
