需求如标题所示,但不能像下面的写法:
[self.navigationController popViewControllerAnimated:NO];
[self.navigationController pushViewController:self.toViewController animated:YES];
因为这样会看到上层的ViewController闪一下,完美的解决方法如下所示:
NSMutableArray *viewCtrs = [NSMutableArray arrayWithArray:self.navigationController.viewControllers];
NSInteger index = [viewCtrs indexOfObject:self];
NSInteger i = viewCtrs.count;
i--;
for(; i>index; i--){
[viewCtrs removeObjectAtIndex:i];
}
[viewCtrs addObject:toViewControllers];
[self.navigationController setViewControllers:viewCtrs animated:YES];