public void RemoveArea(MetsArea area) { if (areaList.Contains(area)) { areaList.Remove(area); } }
public void AddArea(MetsArea area) { if (!areaList.Contains(area)) { areaList.Add(area); } }
public void RemoveArea(MetsArea area) { if(areaList.Contains(area)) areaList.Remove(area); }
public void AddArea(MetsArea area) { if(!areaList.Contains(area)) areaList.Add(area); }