--- !ruby/object:RI::MethodDescription 
aliases: []

block_params: 
comment: 
- !ruby/struct:SM::Flow::P 
  body: Add a callback for &lt;message/&gt; stanza directed to the whole room.
- !ruby/struct:SM::Flow::P 
  body: See MUCClient#add_private_message_callback for private messages between MUC participants.
full_name: Jabber::MUC::MUCClient#add_message_callback
is_singleton: false
name: add_message_callback
params: (prio = 0, ref = nil, &block)
visibility: public
