EYSegmentViewController的使用

- (id)initWithViewControllers:(NSArray *)vcs;//初始化
-(void)setCurrentIndex:(NSInteger)index animated:(BOOL)animated;//设置滑动到第几栏

/*
 * dotItems contains some NSNumber
 * is number<0, will do nothing about the nav item
 * number==0 , will disappera the red dot
 * number>0 , will show the red dot
 */

-(void)setDotItems:(NSArray*)items;

-(void)viewControllerDidAppearWithIndex:(int)index;
//滑动到最左侧时，再滑动触发的方法
-(void)panLeftEdge:(UIPanGestureRecognizer*) panParam;
//滑动到最右侧时，再滑动触发的方法

-(void)panRightEdge:(UIPanGestureRecognizer*) panParam;