+ BufferViewOverlay(QObject *parent = 0);
+
+ inline const QSet<int> &bufferViewIds() { return _bufferViewIds; }
+ bool allNetworks();
+
+ const QSet<NetworkId> &networkIds();
+ const QSet<BufferId> &bufferIds();
+ const QSet<BufferId> &removedBufferIds();
+ const QSet<BufferId> &tempRemovedBufferIds();
+
+ int allowedBufferTypes();
+ int minimumActivity();
+
+ inline bool isInitialized() { return _uninitializedViewCount == 0; }