X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fcore%2Fsqlitestorage.h;h=e42feb4b6cd84998b401aa0ce5ea6b0306eb3501;hb=424eddc71def51d22ec9f19d6a57c06af0d25295;hp=f66e70f5c1c6a23cb4d5b9f4d7426f660ac01521;hpb=10ee60164fb3701b20c439269f170a4f2cb2e2a9;p=quassel.git

diff --git a/src/core/sqlitestorage.h b/src/core/sqlitestorage.h
index f66e70f5..e42feb4b 100644
--- a/src/core/sqlitestorage.h
+++ b/src/core/sqlitestorage.h
@@ -96,6 +96,17 @@ public slots:
     virtual QHash<BufferId, MsgId> bufferLastSeenMsgIds(UserId user);
     virtual void setBufferMarkerLineMsg(UserId user, const BufferId &bufferId, const MsgId &msgId);
     virtual QHash<BufferId, MsgId> bufferMarkerLineMsgIds(UserId user);
+    /**
+     * Sets the last known valid message ID for the given buffer.
+     *
+     * This limits LastSeenMsgIds from being set to message IDs in the future, improving performance
+     * when searching for messages in the backlog.
+     *
+     * @see SqliteStorage::setBufferLastSeenMsg()
+     *
+     * @param bufferId[in] ID of the Buffer
+     * @param msgId[in]    ID of latest message for this buffer
+     */
     virtual void setBufferLastMsg(const BufferId &bufferId, const MsgId &msgId);
 
     /* Message handling */