用于为应用添加常用的上拉加载更多与下拉刷新效果,适用 UIScrollView 、 UITableView 、 UICollectionView 、 UIWebView.
项目主页: MJRefresh
最新示例: 点击下载
pod ‘MJRefresh‘
将 MJRefresh 文件夹中的所有文件拽入项目中,在需要的地方导入主头文件:
/** 刷新控件的基类 */ @interface MJRefreshComponent : UIView #pragma mark - 刷新状态控制 /** 进入刷新状态 */ - (void)beginRefreshing; /** 结束刷新状态 */ - (void)endRefreshing; /** 是否正在刷新 */ - (BOOL)isRefreshing; #pragma mark - 其他 /** 根据拖拽比例自动切换透明度 */ @property (assign, nonatomic, getter=isAutomaticallyChangeAlpha) BOOL automaticallyChangeAlpha; @end
@interface MJRefreshHeader : MJRefreshComponent /** 创建header */ + (instancetype)headerWithRefreshingBlock:(MJRefreshComponentRefreshingBlock)refreshingBlock; /** 创建header */ + (instancetype)headerWithRefreshingTarget:(id)target refreshingAction:(SEL)action; /** 这个key用来存储上一次下拉刷新成功的时间 */ @property (copy, nonatomic) NSString *lastUpdatedTimeKey; /** 上一次下拉刷新成功的时间 */ @property (strong, nonatomic, readonly) NSDate *lastUpdatedTime; /** 忽略多少scrollView的contentInset的top */ @property (assign, nonatomic) CGFloat ignoredScrollViewContentInsetTop; @end
@interface MJRefreshFooter : MJRefreshComponent /** 创建footer */ + (instancetype)footerWithRefreshingBlock:(MJRefreshComponentRefreshingBlock)refreshingBlock; /** 创建footer */ + (instancetype)footerWithRefreshingTarget:(id)target refreshingAction:(SEL)action; /** 提示没有更多的数据 */ - (void)noticeNoMoreData; /** 重置没有更多的数据（消除没有更多数据的状态） */ - (void)resetNoMoreData; /** 忽略多少scrollView的contentInset的bottom */ @property (assign, nonatomic) CGFloat ignoredScrollViewContentInsetBottom; /** 自动根据有无数据来显示和隐藏（有数据就显示，没有数据隐藏） */ @property (assign, nonatomic) BOOL automaticallyHidden; @end
@interface MJRefreshAutoFooter : MJRefreshFooter /** 是否自动刷新(默认为YES) */ @property (assign, nonatomic, getter=isAutomaticallyRefresh) BOOL automaticallyRefresh; /** 当底部控件出现多少时就自动刷新(默认为1.0，也就是底部控件完全出现时，才会自动刷新) */ @property (assign, nonatomic) CGFloat appearencePercentTriggerAutoRefresh; @end
self.tableView.header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
}];
或
self.tableView.header = [MJRefreshNormalHeader headerWithRefreshingTarget:self refreshingAction:@selector(loadNewData)];
[self.tableView.header beginRefreshing];
MJRefreshGifHeader *header = [MJRefreshGifHeader headerWithRefreshingTarget:self refreshingAction:@selector(loadNewData)]; [header setImages:idleImages forState:MJRefreshStateIdle]; [header setImages:pullingImages forState:MJRefreshStatePulling]; [header setImages:refreshingImages forState:MJRefreshStateRefreshing]; self.tableView.header = header;
header.lastUpdatedTimeLabel.hidden = YES;
header.lastUpdatedTimeLabel.hidden = YES; header.stateLabel.hidden = YES;
[header setTitle:@"Pull down to refresh" forState:MJRefreshStateIdle]; [header setTitle:@"Release to refresh" forState:MJRefreshStatePulling]; [header setTitle:@"Loading ..." forState:MJRefreshStateRefreshing]; header.stateLabel.font = [UIFont systemFontOfSize:15]; header.lastUpdatedTimeLabel.font = [UIFont systemFontOfSize:14]; header.stateLabel.textColor = [UIColor redColor]; header.lastUpdatedTimeLabel.textColor = [UIColor blueColor];
self.tableView.header = [MJDIYHeader headerWithRefreshingTarget:self refreshingAction:@selector(loadNewData)]; // 具体实现参考MJDIYHeader.h和MJDIYHeader.m
self.tableView.footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
}];
或
self.tableView.footer = [MJRefreshAutoNormalFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)];
MJRefreshAutoGifFooter *footer = [MJRefreshAutoGifFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)]; [footer setImages:refreshingImages forState:MJRefreshStateRefreshing]; self.tableView.footer = footer;
footer.refreshingTitleHidden = YES;
[footer noticeNoMoreData];
[footer setTitle:@"Click or drag up to refresh" forState:MJRefreshStateIdle]; [footer setTitle:@"Loading more ..." forState:MJRefreshStateRefreshing]; [footer setTitle:@"No more data" forState:MJRefreshStateNoMoreData]; footer.stateLabel.font = [UIFont systemFontOfSize:17]; footer.stateLabel.textColor = [UIColor blueColor];
self.tableView.footer.hidden = YES;
self.tableView.footer = [MJRefreshBackNormalFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)];
MJRefreshBackGifFooter *footer = [MJRefreshBackGifFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)]; // 设置普通状态的动画图片 [footer setImages:idleImages forState:MJRefreshStateIdle]; // 设置即将刷新状态的动画图片（一松开就会刷新的状态） [footer setImages:pullingImages forState:MJRefreshStatePulling]; // 设置正在刷新状态的动画图片 [footer setImages:refreshingImages forState:MJRefreshStateRefreshing]; // 设置尾部 self.tableView.footer = footer;
self.tableView.footer = [MJDIYAutoFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)]; // 具体实现参考MJDIYAutoFooter.h和MJDIYAutoFooter.m
self.tableView.footer = [MJDIYBackFooter footerWithRefreshingTarget:self refreshingAction:@selector(loadMoreData)]; // 具体实现参考MJDIYBackFooter.h和MJDIYBackFooter.m
self.collectionView.header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
}];
self.collectionView.footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
}];
self.webView.scrollView.header = [MJRefreshNormalHeader headerWithRefreshingBlock:^{
}];
原文：http://www.cnblogs.com/luqinbin/p/5570037.html