'宣言 Protected Overridable Sub SelectMarkerItems( _ ByVal numToSelect As Integer, _ ByVal buckets As Dictionary(Of Integer,MarkerManagerBucket), _ ByVal keys As List(Of Integer), _ ByVal markerItems As List(Of Integer) _ )
protected virtual void SelectMarkerItems( int numToSelect, Dictionary<int,MarkerManagerBucket> buckets, List<int> keys, List<int> markerItems )