    # File lib/rubygame/event_triggers.rb, line 602
            def match?( event )
                    if event.kind_of?( Rubygame::Events::MouseMoved )
                            ((@buttons == :any) or
                             (@buttons == :none and event.buttons == []) or
                             (_buttons_match?(event.buttons)) or
                             (event.buttons.include?(@buttons)))
                    else
                            false
                    end
            end