适配
1.改变600宽高值;2.能调出自动布局控件
高手手段:直接取当前屏幕的宽高!!!
titlesView.width=[UIScreen mainScreen].bounds.size.width;
titlesView.height=[UIScreen mainScreen].bounds.size.height;
获取导航栏高度:
CGFloat navheight = self.navigationController.navigationBar.frame.size.height;