bool TryGetParentRelations(Item item, out IList <Relation> relations, Relation_Store_ParentRelation stoPRels, Relation_StoreX_ParentRelation stoXPRels)
{
if (item.GetOwner().IsExternal)
{
if (stoXPRels.TryGetChildren(item, out IList <Relation> txRelations))
{
relations = new List <Relation>(txRelations);
return(true);
}
relations = null;
return(false);
}
return(stoPRels.TryGetChildren(item.GetOwner(), out relations));
}
protected override IList <Relation> GetChildItems() => StoreX_ChildRelation.TryGetChildren(Item.GetOwner(), out IList <Relation> list) ? list : new Relation[0];
protected override int GetTotalCount() => StoreX_ChildRelation.ChildCount(Item.GetOwner());