// - kontruktor przeciążony (wskazanie na rodzica)
public ItemOleDbManager(OleDbManager aManager, ItemOleDbManager aOwner)
{
this.ParentMenager = aManager;
this.Owner = aOwner;
}
// - konstruktor
public ItemOleDbManager(OleDbManager aManager)
{
this.ParentMenager = aManager;
}