Event interface that allows an app to
register as a handler of the IPreRoomUserJoined
event
This event is triggered prior to an user succcessfully
joining a room. To prevent the user from executing
such action, an app should throw the UserNotAllowedException.
This event is not triggered before a room has been created. For that,
check the IPreRoomCreate events
Event interface that allows an app to register as a handler of the
IPreRoomUserJoinedeventThis event is triggered prior to an user succcessfully joining a room. To prevent the user from executing such action, an app should throw the
UserNotAllowedException.This event is not triggered before a room has been created. For that, check the
IPreRoomCreateevents