IOSUI瀑布流相册的实现

瀑布流相册TestAppDelegate.m文件下的内容#import "TestAppDelegate.h"#import "MainViewController.h"@implementation TestAppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{    self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];    // Override point for customization after application launch.    self.window.backgroundColor = [UIColor whiteColor];    [self.window makeKeyAndVisible];        MainViewController *mainVC = [[MainViewController alloc]init];    UINavigationController *naviVC = [[UINavigationController alloc]initWithRootViewController:mainVC];    self.window.rootViewController = naviVC;    [ _window release];    [mainVC release];    [naviVC release];            return YES;}-(void)dealloc{    [_window release];    [super dealloc];}MainViewController.h下的内容#import <UIKit/UIKit.h>@interface MainViewController : UIViewController<UITableViewDelegate, UITableViewDataSource>@property (nonatomic, retain)UITableView *tableView;@property (nonatomic, retain)NSMutableArray *array;@property (nonatomic,retain)UITableView *tableViewS;@property (nonatomic, retain)UITableView *tableViewT;@property (nonatomic, retain)NSMutableArray *arrayS;@property (nonatomic, retain)NSMutableArray *arrayT;MainViewConroller.m下的内容#import "MainViewController.h"#import "MycellCell.h"#import "MySecondCell.h"#import "MyThirdCell.h"@interface MainViewController ()@end@implementation MainViewController- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];    if (self) {        // Custom initialization        self.arrayT = [NSMutableArray array];        for (int i = 39; i < 59; i++) {            UIImage *imageB = [UIImage imageNamed:[NSString stringWithFormat:@"%d.jpg", i]];            [self.arrayT addObject:imageB];        }                self.arrayS = [NSMutableArray array];        for (int i = 20; i < 38; i++) {            UIImage *imageA = [UIImage imageNamed:[NSString stringWithFormat:@"%d.jpg", i]];            [self.arrayS addObject:imageA];        }                self.array = [NSMutableArray array];                for (int i = 1; i < 19 ; i++) {            UIImage *image = [UIImage imageNamed:[NSString stringWithFormat:@"%d.jpg", i]];                        [self.array addObject:image];        }    }    return self;}- (void)viewDidLoad{    [super viewDidLoad];    // Do any additional setup after loading the view.                    self.tableView = [[UITableView alloc]initWithFrame:CGRectMake(0, 64, 106, 416) style:UITableViewStylePlain];    self.tableView.delegate = self;    self.tableView.dataSource = self;        [self.view addSubview:self.tableView];    [self.tableView release];        self.tableViewS = [[UITableView alloc]initWithFrame:CGRectMake(106, 64, 106, 416) style:UITableViewStylePlain];    self.tableViewS.delegate = self;    self.tableViewS.dataSource = self;        [self.view addSubview:self.tableViewS];        [self.tableViewS release];        self.tableViewT = [[UITableView alloc]initWithFrame:CGRectMake(212, 64, 108, 416) style:UITableViewStylePlain];    self.tableViewT.delegate = self;    self.tableViewT.dataSource = self;    [self.view addSubview:self.tableViewT];    [self.tableViewT release];                }- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{    return [self.array count];}- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{    if (tableView == self.tableView) {        NSString *string = @"reuse";        MycellCell *cell = [tableView dequeueReusableCellWithIdentifier:string];        if (nil == cell) {            cell = [[[MycellCell alloc]initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:string]autorelease];        }        UIImage *image = [self.array objectAtIndex:indexPath.row];        cell.MyImageView.image = image;        return cell;    }else if (tableView == self.tableViewS) {        NSString *stringA = @"reuseA";        MySecondCell *cellA = [tableView dequeueReusableCellWithIdentifier:stringA];        if (nil ==cellA) {            cellA = [[MySecondCell alloc]initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:stringA];        }        UIImage *imageA = [self.arrayS objectAtIndex:indexPath.row];        cellA.Myimage.image = imageA;        return cellA;            }else {        NSString *stringB = @"reuseB";        MyThirdCell *cellB = [tableView dequeueReusableCellWithIdentifier:stringB];        if (nil == cellB) {            cellB = [[MyThirdCell alloc]initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:stringB];        }        UIImage *imageC = [self.arrayT objectAtIndex:indexPath.row];        cellB.MyImageViewT.image = imageC;        return cellB;    }            }- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath{    UIImage *image = [self.array objectAtIndex:indexPath.row];    CGFloat cellHight = tableView.bounds.size.width * image.size.height / image.size.width;    UIImage *imageA = [self.arrayS objectAtIndex:indexPath.row];    CGFloat cellAight = tableView.bounds.size.width * imageA.size.height / imageA.size.width;    UIImage *imageB = [self.arrayT objectAtIndex:indexPath.row];    CGFloat cellBight = tableView.bounds.size.width * imageB.size.height / imageB.size.width;    return cellBight;    return cellAight;    return cellHight;}//让三个tableView的indexpath值等于scrollerView- (void)scrollViewDidScroll:(UIScrollView *)scrollView{    self.tableView.contentOffset = scrollView.contentOffset;    self.tableViewS.contentOffset = scrollView.contentOffset;    self.tableViewT.contentOffset = scrollView.contentOffset;}- (void)didReceiveMemoryWarning{    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}/*#pragma mark - Navigation// In a storyboard-based application, you will often want to do a little preparation before navigation- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender{    // Get the new view controller using [segue destinationViewController].    // Pass the selected object to the new view controller.}*/@endMyCellCell.h下的文件#import <UIKit/UIKit.h>@interface MycellCell : UITableViewCell@property (nonatomic, retain)UIImageView *MyImageView;@endMyCellCell.m下的文件#import "MycellCell.h"@implementation MycellCell- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];    if (self) {        // Initialization code        _MyImageView = [[UIImageView alloc]init];        [self.contentView addSubview:_MyImageView];        [_MyImageView release];    }    return self;}- (void)layoutSubviews{    [super layoutSubviews];    self.MyImageView.frame = self.contentView.bounds;}- (void)awakeFromNib{    // Initialization code}- (void)setSelected:(BOOL)selected animated:(BOOL)animated{    [super setSelected:selected animated:animated];    // Configure the view for the selected state}@endMSecondCell.h下的文件#import <UIKit/UIKit.h>@interface MySecondCell : UITableViewCell@property (nonatomic, retain)UIImageView *Myimage;@endMSecondCell.m下的文件#import "MySecondCell.h"@implementation MySecondCell- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];    if (self) {        // Initialization code        _Myimage = [[UIImageView alloc]init];                [self.contentView addSubview:_Myimage];        [_Myimage release];                    }    return self;}-(void)layoutSubviews{    [super layoutSubviews];    self.Myimage.frame = self.contentView.bounds;}- (void)awakeFromNib{    // Initialization code}- (void)setSelected:(BOOL)selected animated:(BOOL)animated{    [super setSelected:selected animated:animated];    // Configure the view for the selected state}@endMyThirdCell.h下的文件#import <UIKit/UIKit.h>@interface MyThirdCell : UITableViewCell@property (nonatomic, retain)UIImageView *MyImageViewT;@endMyThirdCell.m下的文件#import "MyThirdCell.h"@implementation MyThirdCell- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];    if (self) {        // Initialization code        _MyImageViewT = [[UIImageView alloc]init];        [self.contentView addSubview:_MyImageViewT];        [_MyImageViewT release];            }    return self;}-(void)layoutSubviews{    [super layoutSubviews];    self.MyImageViewT.frame = self.contentView.bounds;}- (void)awakeFromNib{    // Initialization code}- (void)setSelected:(BOOL)selected animated:(BOOL)animated{    [super setSelected:selected animated:animated];    // Configure the view for the selected state}@end