IOS基本下拉刷新的使用

IOS基本下拉刷新的使用

- (void)viewDidLoad {
    [super viewDidLoad];
    // Add one init date
    self.Logs = [[NSMutableArray alloc] init];
    NSDate *date = [[NSDate alloc] init];
    [self.Logs addObject:date];

    //初始化刷新控件
    UIRefreshControl *rc = [[UIRefreshControl alloc] init];
    rc.attributedTitle = [[NSAttributedString alloc] initWithString:@"下拉刷新"];
    [rc addTarget:self action:@selector(refreshTableView) forControlEvents:UIControlEventValueChanged];
    self.refreshControl = rc;
}

- (void)refreshTableView{
    if (self.refreshControl.refreshing) {
        self.refreshControl.attributedTitle = [[NSAttributedString alloc] initWithString:@"加载中..."];
        //添加数据
        NSDate *date = [[NSDate alloc] init];
        [self performSelector:@selector(callBackMethod:) withObject:date afterDelay:3];
    }
}

- (void)callBackMethod:(id)obj{
    [self.refreshControl endRefreshing];
    self.refreshControl.attributedTitle = [[NSAttributedString alloc] initWithString:@"下拉刷新"];
    [self.Logs addObject:(NSDate *)obj];
    [self.tableView reloadData];
}

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return [self.Logs count];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    static NSString *CellIdentifier = @"CellIdentifier";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
    }
    NSDateFormatter *dateFormat = [[NSDateFormatter alloc] init];
    [dateFormat setDateFormat:@"yyyy-MM-dd HH:mm:ss zzz"];
    cell.textLabel.text = [dateFormat stringFromDate:[self.Logs objectAtIndex:indexPath.row]];
    cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
    return cell;
}


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