     pane = $(event.target).closest('.pane')
     paneIndex = @paneContainer.indexOfPane(pane)
     event.originalEvent.dataTransfer.setData 'from-pane-index', paneIndex
+    event.originalEvent.dataTransfer.setData 'from-process-id', @getProcessId()
+    event.originalEvent.dataTransfer.setData 'from-routing-id', @getRoutingId()
 
     item = @pane.getItems()[el.index()]
     if item.getPath?

        @pane.focus()
        false

    @pane.prepend(this)

  addTabForItem: (item, index) ->
    @insertTabAtIndex(new TabView(item, @pane), index)

      sortables.index(el) + 1

  getPlaceholderElement: ->
    @placeholderEl ?= $('<li/>', class: 'placeholder')

  removePlaceholderElement: ->
    @placeholderEl?.remove()
    @placeholderEl = null

  isPlaceholderElement: (element) ->
