EGORefreshTableHeaderView下拉刷新

- (void)viewDidLoad {
    [super viewDidLoad];
	
	if (_refreshHeaderView == nil) {
		
		EGORefreshTableHeaderView *view = [[EGORefreshTableHeaderView 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;
		[self.tableView addSubview:view];
		_refreshHeaderView = view;
		[view release];
		
	}
	
	//  update the last update date
	[_refreshHeaderView refreshLastUpdatedDate];

	
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
	return YES;
}


#pragma mark -
#pragma mark UITableViewDataSource

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 10;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return 4;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    
    static NSString *CellIdentifier = @"Cell";
    
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
    if (cell == nil) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
    }
    
	// Configure the cell.

    return cell;
}

- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{
	
	return [NSString stringWithFormat:@"Section %i", section];
	
}


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

- (void)reloadTableViewDataSource{
	
	//  should be calling your tableviews data source model to reload
	//  put here just for demo
    NSLog(@"reloadTableViewDataSource");
	_reloading = YES;
	
}

- (void)doneLoadingTableViewData{
	
	//  model should call this when its done loading
	_reloading = NO;
    NSLog(@"doneLoadingTableViewData");
//    结束当前刷新
	[_refreshHeaderView egoRefreshScrollViewDataSourceDidFinishedLoading:self.tableView];
	
}


#pragma mark -
#pragma mark UIScrollViewDelegate Methods
//上滑下滑都会调用当前的scrollview 所以必须判断是否需要刷新
- (void)scrollViewDidScroll:(UIScrollView *)scrollView{	
	
     NSLog(@"scrollViewDidScroll");
	[_refreshHeaderView egoRefreshScrollViewDidScroll:scrollView];
   
		
}

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate{
	
    NSLog(@"scrollViewDidEndDragging");
	[_refreshHeaderView egoRefreshScrollViewDidEndDragging:scrollView];
    
	
}


#pragma mark -
#pragma mark EGORefreshTableHeaderDelegate Methods
//下拉结束上滑的时候调用此函数
- (void)egoRefreshTableHeaderDidTriggerRefresh:(EGORefreshTableHeaderView*)view{
	NSLog(@"egoRefreshTableHeaderDidTriggerRefresh");
    //在这里改变_reloading 不然会一直调用此过程
	[self reloadTableViewDataSource];
    //调用doneLoadingTableViewData ,在这个函数里再改变_reloading,让其可以重新实现下拉刷新
	[self performSelector:@selector(doneLoadingTableViewData) withObject:nil afterDelay:3.0];
	
}
//当返回no的时候就会刷新数据 当拖拽的时候就会调用此函数,当返回yes的时候egoRefreshTableHeaderDidTriggerRefresh就不会被调用

- (BOOL)egoRefreshTableHeaderDataSourceIsLoading:(EGORefreshTableHeaderView*)view{
	NSLog(@"egoRefreshTableHeaderDataSourceIsLoading");
	return _reloading; // should return if data source model is reloading
	
}

- (NSDate*)egoRefreshTableHeaderDataSourceLastUpdated:(EGORefreshTableHeaderView*)view{
	NSLog(@"egoRefreshTableHeaderDataSourceLastUpdated");
	return [NSDate date]; // should return date data source was last changed
	
}


#pragma mark -
#pragma mark Memory Management

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
}

- (void)viewDidUnload {
	_refreshHeaderView=nil;
}

- (void)dealloc {
	
	_refreshHeaderView = nil;
    [super dealloc];
}

  

posted on 2014-04-19 21:44  chenhanqing_blcu  阅读(229)  评论(0编辑  收藏  举报