解决隐藏tabbar后底部视图button不响应问题

在controller中加入

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {

    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

    if (self) {

        self.hidesBottomBarWhenPushed = YES;

    }

    return self;

}