IOS7呈现IOS6水滴刷新效果修正版本

// // HeadRefreshView.h // TeardropRefresh // // Created by Chocolate on 13-12-9. // Copyright (c) 2013年 zrz. All rights reserved. // #import <UIKit/UIKit.h> typedef enum { TeardropTypeHead=-1, TeardropTypeBottom=1 }TeardropType; @class HeadRefreshView; @class WYTeardropRefreshView; typedef void (^HeadRefreshBlock)(HeadRefreshView* sender); @protocol HeadRefreshDelegate; @interface HeadRefreshView : UIView /** * TeardropType * TeardropTypeHead add refresh to head * TeardropTypeBottom add refresh to bottom */ @property(nonatomic,assign) TeardropType teardropType; //select one to receive the refreshing message. @property (nonatomic, copy) HeadRefreshBlock block; @property (nonatomic, assign) id<HeadRefreshDelegate> delegate; /** * init refresh * * @param scrollView scrollView object * @param pullToRefreshText status Normal text * @param refreshingText refreshing text * * @return */ - (id)initWithScrollView:(UIScrollView *)scrollView pullText:(NSString *)pullToRefreshText refreshingText:(NSString *)refreshingText; /** * Start Scroll */ - (void)scrollViewDidScroll; /** * End Scroll */ - (void)scrollViewDidEndDraging; /** * End Refresh */ - (void)endRefresh; @end @protocol HeadRefreshDelegate <NSObject> @optional //start refresh. - (void)slimeRefreshStartRefresh:(HeadRefreshView*)refreshView; @end