public IEnumerable <ITreeNode> GetDisplayTreeNodes(string id)
{
ITreeNode node = GetTreeNode(id);
if (node == null)
{
return(RootNodes);
}
IParamBuilder builder = TreeUtil.GetValueBuilder(fSelector, fDefinition,
TopLevel, node.Convert <NormalDataRowTreeNode>());
builder = GetCustomParamBuilder(builder);
if (builder == null)
{
return(Enumerable.Empty <ITreeNode>());
}
//IParamBuilder customSql = fTreeProvider.CustomSql;
//if (builder == null && customSql == null)
// return TreeUtil.CreateEmptyEnumerable();
//if (customSql != null)
// builder = builder == null ? customSql : SqlParamBuilder.CreateParamBuilder(builder, customSql);
var data = TreeUtil.SelectData(fSelector, this, () => fSelector.Select(builder, fOrder), id);
return(TreeUtil.GetDisplayTreeNodes(data, id));
}
private void SetTopLevel(ITreeNode node)
{
fTopLevel = (node == null) ? 0 : node.Convert <NormalDataRowTreeNode>().Layer.Length / 3;
}