# File lib/json/editor.rb, line 701
701:       def initialize(window)
702:         @window = window
703:         super(TreeStore.new(Gdk::Pixbuf, String, String))
704:         self.selection.mode = SELECTION_BROWSE
705: 
706:         @expanded = false
707:         self.headers_visible = false
708:         add_columns
709:         add_popup_menu
710:       end