-(ContentViewController *)pageViewController:(UIPageViewController *)pageViewController viewControllerAfterViewController:(UIViewController *)viewController{
ContentViewController *controller = (ContentViewController *)viewController;
//与今天的比较,并且只在向后翻中用到
if([controller.specialDay isEqualToDate:[NSDate date]]){
return nil;
}else{
ContentViewController *newController =
[[ContentViewController alloc]init];
newController.specialDay = [NSDate dateWithTimeInterval:24*60*60 sinceDate:controller.specialDay];
return newController;
}
}
//执行起来后,虽然默认的日期是今天,但是第一条语句似乎不起作用,依然可以向后翻页
- 典型NSDate的8小时时差问题。参考链接
- 注意精度,[NSDate date]取出来的是毫秒,你自己存储的NSDate怎么都不可能等于这一秒。(严重怀疑这个)