   ###
 
   openItem:(nodeView, callback)->
+
+    return  if @isReadOnly
 
     options  = @getOptions()
     nodeData = nodeView.getData()


  highlightFile:(view)->

    @selectNode @nodes[view.data.path], null, no

    { ace } = view


  keyEventHappened:(event)->

    super  unless @isReadOnly


  performDownKey:(nodeView, event)->

