 			padded:
 				check: Boolean
 				default: false
+			onLoadPage:
+				check: Function
 
 	readOpts: ->
 		super()

				return
		@

	displayValue: ->
		@listView.removeAllRows()
		if not @_no_header


			buttons.push(@minusButton)

		if @_chunk_size > 0

			buttons.push
