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- (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated;
- (UIViewController *)popViewControllerAnimated:(BOOL)animated;
- (NSArray *)popToViewController:(UIViewController *)viewController animated:(BOOL)animated;
- (NSArray *)popToRootViewControllerAnimated:(BOOL)animated;
@property(nonatomic,retain) UIBarButtonItem *backBarButtonItem;
@property(nonatomic,retain) UIView *titleView;
@property(nonatomic,copy) NSString *title;
@property(nonatomic,retain) UIBarButtonItem *leftBarButtonItem;
@property(nonatomic,retain) UIBarButtonItem *rightBarButtonItem;
iOS UI基础-11.0 UINavigationController
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原文地址：http://www.cnblogs.com/jys509/p/4825437.html
