# File lib/launchy/detect/nix_desktop_environment.rb, line 50
      def self.is_current_desktop_environment?
        if Launchy::Application.find_executable( 'xprop' ) then
          %x[ xprop -root _DT_SAVE_MODE | grep ' = \"xfce\"$' ].strip.size > 0
        else
          false
        end
      end