UITableView加载更多显示

源代码：源代码：http://easymorse-iphone.googlecode.com/svn/trunk/iphone.tableMore/

////  iphone_tableMoreViewController.m//  iphone.tableMore////  Created by wangjun on 11-3-17.//  Copyright 2011 __MyCompanyName__. All rights reserved.//#import "iphone_tableMoreViewController.h"@implementation iphone_tableMoreViewController@synthesize items,myTableView;- (void)viewDidLoad {    [super viewDidLoad];items=[[NSMutableArray alloc] initWithCapacity:0];for (int i=0; i<10; i++) {[items addObject:[NSString stringWithFormat:@"cell %i",i]];}}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];}- (void)viewDidUnload {items=nil;self.myTableView=nil;}- (void)dealloc {[self.myTableView release];[items release];    [super dealloc];}- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {int count = [items count];    return  count + 1;}- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {static NSString *tag=@"tag";UITableViewCell *cell=[tableView dequeueReusableCellWithIdentifier:tag];if (cell==nil) {cell=[[[UITableViewCell alloc] initWithFrame:CGRectZero reuseIdentifier:tag] autorelease];}    if([indexPath row] == ([items count])) {        //鍒涘缓loadMoreCellcell.textLabel.text=@"More..";    }else {cell.textLabel.text=[items objectAtIndex:[indexPath row]];}    return cell;}- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {        if (indexPath.row == [items count]) {UITableViewCell *loadMoreCell=[tableView cellForRowAtIndexPath:indexPath];loadMoreCell.textLabel.text=@"loading more ...";        [self performSelectorInBackground:@selector(loadMore) withObject:nil];        [tableView deselectRowAtIndexPath:indexPath animated:YES];        return;    }    //鍏朵粬cell鐨勪簨浠�}-(void)loadMore{    NSMutableArray *more; more=[[NSMutableArray alloc] initWithCapacity:0];for (int i=0; i<10; i++) {[more addObject:[NSString stringWithFormat:@"cell ++%i",i]];}//鍔犺浇浣犵殑鏁版嵁    [self performSelectorOnMainThread:@selector(appendTableWith:) withObject:more waitUntilDone:NO];[more release];}-(void) appendTableWith:(NSMutableArray *)data{    for (int i=0;i<[data count];i++) {        [items addObject:[data objectAtIndex:i]];    }    NSMutableArray *insertIndexPaths = [NSMutableArray arrayWithCapacity:10];    for (int ind = 0; ind < [data count]; ind++) {        NSIndexPath    *newPath =  [NSIndexPath indexPathForRow:[items indexOfObject:[data objectAtIndex:ind]] inSection:0];        [insertIndexPaths addObject:newPath];    }    [self.myTableView insertRowsAtIndexPaths:insertIndexPaths withRowAnimation:UITableViewRowAnimationFade];}@end