 
   class Keys
     constructor: (@timeline) ->
+      #@selectionManager = @timeline.editor.selectionManager
       @onKeyUpdated = new Signals.Signal()
 
     selectNewKey: (data, container) ->

        .append('g')
        .attr('class', 'key')
        # Add a unique id for SelectionManager.removeDuplicates
        .attr('id', (d) -> Utils.guid())
        .on('mousedown', () ->
          # Don't trigger mousedown on linescontainer else
          # it create the selection rectangle

        .call(drag)

      properties.selectAll('.key')

        .attr('class', (d) ->
          cls = 'key'
          # keep selected class
