partial void DeletePointingDevice(PointingDevice instance);
 partial void UpdatePointingDevice(PointingDevice instance);
		private void detach_PointingDevice(PointingDevice entity)
		{
			this.SendPropertyChanging();
			entity.PC = null;
		}
 partial void InsertPointingDevice(PointingDevice instance);
		private void attach_PointingDevice(PointingDevice entity)
		{
			this.SendPropertyChanging();
			entity.PC = this;
		}