上拉刷新控件

以下非业务定制化的控件，都需要切换为下拉（Aupullloadingview）或上拉（AUDragLoadingView）组件。

CommonUI 包含 ODRefreshControl、APCircleRefreshControl、EGORefreshTableHeaderView、APNextPagePullView 四个组件。

效果图

接口说明

• AUDragLoadingView.h

    //
    //  AUDragLoadingView.h
    //  AntUI
    //
  
    #import <AntUI/AntUI.h>
  
    @interface AUDragLoadingView : AUPullLoadingView
  
    @end

• AUPullLoadingView.h

  详情请参见 下拉刷新控件。

代码示例

//
//  APRefreshTableViewController.m
//  UIDemo
//

#import "APRefreshTableViewController.h"
@interface APRefreshTableViewController ()
{
    BOOL _headerReloading;
    BOOL _footerReloading;
    BOOL _isHeader;
}
@property(nonatomic,strong)AUPullLoadingView *refreshHeaderView;
@property(nonatomic,strong)AUDragLoadingView *refreshFooterView;
@property(nonatomic, strong) UITableView *tableView;
@property(nonatomic, strong) NSMutableArray* listArray;


@end

@implementation APRefreshTableViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization
        NSArray *array = @[@"0",
                           @"1",
                           @"2",
                           @"3",
                           @"4",
                           @"5",
                           @"6",
                           @"7",
                           @"8",
                           @"9",
                           @"10",
                           @"11",
                           @"12",
                           @"13",
                           @"14",
                           @"15",
                           @"16",
                           @"17",
                           @"18",
                           @"19"];
        self.listArray = [NSMutableArray arrayWithArray:array];
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.edgesForExtendedLayout = UIRectEdgeNone;
//    self.navigationItem.rightBarButtonItem = [APUtil getBarButtonWithTitle:RightBarButtonTitle target:self];

    self.tableView = [[UITableView alloc]initWithFrame:self.view.bounds style:UITableViewStylePlain];
    self.tableView.dataSource = self;
    self.tableView.delegate = self;
    self.tableView.backgroundColor = [UIColor colorWithRGB:0xf5f5f9];
    self.tableView.separatorColor = [UIColor colorWithRGB:0xdddddd];
    [self.view addSubview:self.tableView];

    if (_refreshHeaderView == nil) {

        AUPullLoadingView *view = [[AUPullLoadingView alloc] initWithFrame:CGRectMake(0.0f, 0.0f - self.tableView.bounds.size.height, self.view.frame.size.width, self.tableView.bounds.size.height)];
        view.delegate = self;
        [view ShowLastPullDate:YES];
        [view ShowStatusLabel:NO];

        [self.tableView addSubview:view];
        _refreshHeaderView = view;
    }
    [_refreshHeaderView refreshLastUpdatedDate];

    if (_refreshFooterView == nil) {
        AUDragLoadingView *view = [[AUDragLoadingView alloc] initWithFrame:CGRectMake(0, 0, self.view.bounds.size.width, 48)];
        view.delegate = self;
        [view setPullUp:@"上拉加载更多信息"];
        [view setRelease:@"放松"];
        self.tableView.tableFooterView = view;
        _refreshFooterView = view;
    }

    _isHeader = YES;
}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma tableview datasource
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return _listArray.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"RefreshCell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (nil == cell)
    {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault
                                      reuseIdentifier:CellIdentifier];
    }
    cell.textLabel.text = _listArray[indexPath.row];
    cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

    return cell;
}

#pragma mark -
#pragma mark Data Source Loading / Reloading Methods

- (void)reloadHeaderTableViewDataSource{

    //  should be calling your tableviews data source model to reload
    //  put here just for demo
    NSInteger first = [_listArray[0] integerValue] - 1;
    [_listArray insertObject:[NSString stringWithFormat:@"%li",(long)first] atIndex:0];

    _headerReloading = YES;
}

- (void)doneLoadingHeaderTableViewData{

    //  model should call this when its done loading
    _headerReloading = NO;
    [_refreshHeaderView egoRefreshScrollViewDataSourceDidFinishedLoading:self.tableView];
    [self.tableView reloadData];

}

- (void)reloadFooterTableViewDataSource{

    //  should be calling your tableviews data source model to reload
    //  put here just for demo
    NSInteger count = [_listArray count];
    NSInteger last = [_listArray[count-1] integerValue] + 1;
    [_listArray addObject:[NSString stringWithFormat:@"%li",(long)last]];

    _footerReloading = YES;
}

- (void)doneLoadingFooterTableViewData{

    //  model should call this when its done loading
    _footerReloading = NO;
    [_refreshFooterView egoRefreshScrollViewDataSourceDidFinishedLoading:self.tableView];
    [self.tableView reloadData];

}

#pragma mark -
#pragma mark UIScrollViewDelegate Methods

- (void)scrollViewDidScroll:(UIScrollView *)scrollView
{
    if (scrollView.contentInset.top + scrollView.contentOffset.y < 0) {
        _isHeader = YES;
    } else {
        _isHeader = NO;
    }

    if (_isHeader) {
        [_refreshHeaderView egoRefreshScrollViewDidScroll:scrollView];
    } else {
        [_refreshFooterView egoRefreshScrollViewDidScroll:scrollView];
    }
}

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate
{
    if (_isHeader) {
        [_refreshHeaderView egoRefreshScrollViewDidEndDragging:scrollView];
    } else {
        [_refreshFooterView egoRefreshScrollViewDidEndDragging:scrollView];
    }
}

#pragma mark -
#pragma mark EGORefreshTableHeaderDelegate Methods

- (void)egoRefreshTableHeaderDidTriggerRefresh:(AUPullLoadingView*)view
{
    if (_isHeader) {
        [self reloadHeaderTableViewDataSource];
        [self performSelector:@selector(doneLoadingHeaderTableViewData) withObject:nil afterDelay:2.0];
    } else {
        [self reloadFooterTableViewDataSource];
        [self performSelector:@selector(doneLoadingFooterTableViewData) withObject:nil afterDelay:2.0];
    }

}

- (BOOL)egoRefreshTableHeaderDataSourceIsLoading:(AUPullLoadingView*)view
{
    if (_isHeader) {
        return _headerReloading;
    } else {
        return _footerReloading; // should return if data source model is reloading
    }

}

- (NSDate*)egoRefreshTableHeaderDataSourceLastUpdated:(AUPullLoadingView*)view{

    return [NSDate date]; // should return date data source was last changed

}

@end