+ //! Update the BufferActivity for a Buffer
+ /** This Method is used to make the activity state of a Buffer persistent
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of that Buffer
+ * \param bufferId The buffer id
+ * \param MsgId The Message id where the marker line should be placed
+ */
+ virtual void setBufferActivity(UserId id, BufferId bufferId, Message::Types type) = 0;
+
+ //! Get a Hash of all buffer activity states
+ /** This Method is called when the Quassel Core is started to restore the BufferActivities
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of the buffers
+ */
+ virtual QHash<BufferId, Message::Types> bufferActivities(UserId id) = 0;
+
+ //! Get the bitset of buffer activity states for a buffer
+ /** This method is used to load the activity state of a buffer when its last seen message changes.
+ * \note This method is threadsafe.
+ *
+ * \param bufferId The buffer
+ * \param lastSeenMsgId The last seen message
+ */
+ virtual Message::Types bufferActivity(BufferId bufferId, MsgId lastSeenMsgId) = 0;
+
+ //! Get a hash of buffers with their ciphers for a given network
+ /** The keys are channel names and values are ciphers (possibly empty)
+ * \note This method is threadsafe
+ *
+ * \param user The id of the networks owner
+ * \param networkId The Id of the network
+ */
+ virtual QHash<QString, QByteArray> bufferCiphers(UserId user, const NetworkId &networkId) = 0;
+
+ //! Update the cipher of a buffer
+ /** \note This method is threadsafe
+ *
+ * \param user The Id of the networks owner
+ * \param networkId The Id of the network
+ * \param bufferName The Cname of the buffer
+ * \param cipher The cipher for the buffer
+ */
+ virtual void setBufferCipher(UserId user, const NetworkId &networkId, const QString &bufferName, const QByteArray &cipher) = 0;
+
+ //! Update the highlight count for a Buffer
+ /** This Method is used to make the activity state of a Buffer persistent
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of that Buffer
+ * \param bufferId The buffer id
+ * \param MsgId The Message id where the marker line should be placed
+ */
+ virtual void setHighlightCount(UserId id, BufferId bufferId, int count) = 0;
+
+ //! Get a Hash of all highlight count states
+ /** This Method is called when the Quassel Core is started to restore the HighlightCounts
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of the buffers
+ */
+ virtual QHash<BufferId, int> highlightCounts(UserId id) = 0;
+
+ //! Get the highlight count states for a buffer
+ /** This method is used to load the activity state of a buffer when its last seen message changes.
+ * \note This method is threadsafe.
+ *
+ * \param bufferId The buffer
+ * \param lastSeenMsgId The last seen message
+ */
+ virtual int highlightCount(BufferId bufferId, MsgId lastSeenMsgId) = 0;
+