AvatarAdapter Adapter to inflate and bind the avatar icon in the messages list. 


InitialsAvatarAdapter A AvatarAdapter that displays a circle and user initials styled avatar. 
ReplyHeaderUIView Base class for BaseHeaderUIView that represents a reply header in the BottomSheetReplyFragment  
ReplyInputUIView Base class for BaseTextInputUIView that represents a the text input field in the BottomSheetReplyFragment  
ReplyMessagesUIView Base class for BaseMessagesUIView that represents reply messages/comments in the BottomSheetReplyFragment  
ReplyMessagesUIView.MessageAdapter The default message adapter used in the messages recycler view.