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求解,ios7下 setNavigationBarHidden:YES 之后 页面会跟 Statusbar 叠在一起

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求解,ios7下 setNavigationBarHidden:YES 之后 页面会跟 Statusbar 叠在一起

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a123456678 2016-07-20 16:55:50 2494 0
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  • - (void)viewDidLoad
    {
        [super viewDidLoad];
        NSString *verticalConstraint = @"V:|[v]";// for iOS6
        NSMutableDictionary *views = [NSMutableDictionary new];
        NSMutableArray *constraints = [NSMutableArray new];
        [views setObject:self.subview forKey:@"v"];
        if ([self respondsToSelector:@selector(topLayoutGuide)]) {
            // for iOS7
            [views setObject:self.topLayoutGuide forKey:@"topLayoutGuide"];
            verticalConstraint = @"V:[topLayoutGuide][v]";
        }
        [constraints addObjectsFromArray:[NSLayoutConstraint constraintsWithVisualFormat:verticalConstraint options:0 metrics:nil views:views]];
        // ... other constraints
        [self.view addConstraints:constraints];
        // Do any additional setup after loading the view from its nib.
    }
    2019-07-17 19:59:03
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