AdapterStatusListener::adapterSettingsChanged(..) API doc: Mention initial setting notification if oldmask is empty

1 files changed, 1 insertions, 1 deletions

diff --git a/api/direct_bt/DBTAdapter.hpp b/api/direct_bt/DBTAdapter.hpp
index c5c41486..0b7f0402 100644
--- a/api/direct_bt/DBTAdapter.hpp
+++ b/api/direct_bt/DBTAdapter.hpp
@@ -78,7 +78,7 @@ namespace direct_bt {
             /**
              * DBTAdapter setting(s) changed.
              * @param adapter the adapter which settings have changed.
-             * @param oldmask the previous settings mask
+             * @param oldmask the previous settings mask. AdapterSetting::NONE indicates the initial setting notification, see DBTAdapter::addStatusListener().
              * @param newmask the new settings mask
              * @param changedmask the changes settings mask
              * @param timestamp the time in monotonic milliseconds when this event occurred. See BasicTypes::getCurrentMilliseconds().