摘要: 参考: http://stackoverflow.com/questions/2777438/how-to-tell-if-uiviewcontrollers-view-is-visibleif (viewController.isViewLoaded && viewController.view. 阅读全文
posted @ 2016-06-15 14:18 qike 阅读(125) 评论(0) 推荐(0) 编辑