()
| 18 | return Backbone.Mediator.publish('view-visibility:away-back', {}) |
| 19 | }, |
| 20 | onHidden () { |
| 21 | return Backbone.Mediator.publish('view-visibility:hidden', {}) |
| 22 | }, |
| 23 | onVisible () { |
| 24 | return Backbone.Mediator.publish('view-visibility:visible', {}) |
| 25 | }, |