didMoveToSuperview

转载自:http://www.cnblogs.com/jay-dong/archive/2012/06/13/2547489.html

代码：

- (void)didMoveToSuperview

{

    if (!_navigationBar)

    {

        self.navigationBar = (UINavigationBar *)self.superview;

    }

}

1. //当加入视图完成后调用  
2. (void)didAddSubview:(UIView *)subview  
3. //当视图移动完成后调用  
4. (void)didMoveToSuperview  
5. //当视图移动到新的WINDOW后调用  
6. (void)didMoveToWindow  
7. //在删除视图之后调用  
8. (void)willRemoveSubview:(UIView *)subview  
9. //当移动视图之前调用  
10. (void)didMoveToSuperview:(UIView *)subview  
11. //当视图移动到WINDOW之前调用  
12. (void)didMoveToWindow