nl_tokens: / * Respond to actions coming from the dispatcher
pl_tokens: function registeredCallback ( payload ) { var action = payload . action ; var data ; switch ( action . eventName ) { /*
  		* New chart model is received. Respond by first waiting for
  		* `ChartProptiesStore`
  		*/ case "receive-model" : Dispatcher . waitFor ( [ ChartPropertiesStore . dispatchToken ] ) ; _metadata = action . model . metadata ; data = ChartPropertiesStore . get ( "data" ) ; _metadata . title = defaultTitle ( data ) ; ChartMetadataStore . emitChange ( ) ; break ; /* Metadata alone is being updated */ case "update-metadata" : _metadata [ action . key ] = action . value ; // if title is edited, set dirty to true and dont generate default anymore // TODO: we don't need to do this every time if ( <mask> . key == "title" ) { titleDirty = true ; } ChartMetadataStore . emitChange ( ) ; break ; case "update-and-reparse" : if ( ! titleDirty ) { data = ChartPropertiesStore . get ( "data" ) ; _metadata . title = defaultTitle ( data ) ; ChartMetadataStore . emitChange ( ) ; } break ; case "update-data-input" : if ( ! titleDirty ) { data = ChartPropertiesStore . get ( "data" ) ; _metadata . title = defaultTitle ( data ) ; ChartMetadataStore . emitChange ( ) ; } break ; default : // do nothing } return true ; }