# File lib/json/editor.rb, line 683
683:       def initialize(window)
684:         @window = window
685:         super(TreeStore.new(Gdk::Pixbuf, String, String))
686:         self.selection.mode = SELECTION_BROWSE
687: 
688:         @expanded = false
689:         self.headers_visible = false
690:         add_columns
691:         add_popup_menu
692:       end