Messenger Component IDL:Messenger:1.0 Messenger.idl subject tk_string control false false true true IDL:Runnable:1.0 IDL:Runnable:1.0 Facet content false false true true IDL:Publication:1.0 IDL:Publication:1.0 Facet message_publisher false false true false IDL:Message:1.0 IDL:Message:1.0 EventPublisher message_history false false true true IDL:History:1.0 IDL:History:1.0 Facet subject tk_string Default Subject comment tk_string This CCD describes the Messenger's interface