subscribe pane active-changed

atom-pane.coffee

    @subscribe @paneView, 'pane:active-item-changed', =>
      @log 'pane:active-item-changed'
      #@onActiveItemChanged()
    @subscribe atom.workspaceView, 'pane-container:active-pane-item-changed', =>
      @log 'pane-container:active-pane-item-changed'
      #@onActiveItemChanged()
    @subscribe @paneView.model.$activeItem, (item) =>
      @log 233, item is @activeItem
      @log item, @activeItem
      return if item is @activeItem
      @activeItem = item
      @log 'set @activeItem'
      #@onActiveItemChanged(item)
    @subscribe @paneView.model.$active, (item) =>
      @log '@active', item