//
//  KWMCollectionRefreshUtil.h
//  iCemarose
//
//  Created by HouWeiBin on 2017/6/16.
//  Copyright © 2017年 kollway. All rights reserved.
//
//  这个工具类只支持简单的collection样式，如果有更复杂的需要，后面会进行调整。

#import <Foundation/Foundation.h>

@class KWMCollectionRefreshUtil;


@protocol KWMCollectionRefreshDelegate

- (void)refreshUtil:(KWMCollectionRefreshUtil *)util onLoad:(NSInteger)page;

@end

@interface KWMCollectionRefreshUtil : NSObject

@property (nonatomic, weak) id<KWMCollectionRefreshDelegate> delegate;

@property (nonatomic, weak) UICollectionView *collectionView;

@property (nonatomic, weak) UIView *emptyView;

@property (nonatomic) NSString *emptyMsg;

@property (nonatomic) NSString *imageName;

@property (nonatomic) BOOL isShowEmptyImage;

@property (nonatomic) NSMutableArray *lastResult;

@property (nonatomic) NSMutableArray *dataList;

@property (nonatomic) BOOL hasNextPage;

@property (nonatomic) NSInteger page;

@property (nonatomic, copy) BOOL (^dataFilter)(id data);

@property (nonatomic) BOOL hideHeader;



-(void)setRefreshNull;
- (void)reLoadData;
- (void)clearData;
- (BOOL)isLoading;
- (void)hideLoading;
- (void)appendDataList:(NSArray *)result;
- (BOOL)isReload;

@end