iOS UI_相册

//
//  MainViewController.m
//  相册
//
//  Created by dllo on 15/8/6.
//  Copyright (c) 2015年 zhozhicheng. All rights reserved.
//

#import "MainViewController.h"
#import "SecondViewController.h"
@interface MainViewController ()
//建立一个数组,存放图片
@property(nonatomic,retain)NSMutableArray *arr;

@end

@implementation MainViewController
-(void)dealloc
{
    [_arr release];
    [super dealloc];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    //相册的目录界面,先改成不透明
    self.navigationController.navigationBar.translucent=NO;
    self.view.backgroundColor=[UIColor orangeColor];
    //设置标题
    self.navigationItem.title[email protected]"相册";
    //初始化数组
    self.arr = [[NSMutableArray alloc] init];
    //七张视图
    for (int i = 1; i < 8; i++) {
        NSString *imageName=[NSString stringWithFormat:@"h%d.jpeg",i];
        UIImage *image=[UIImage imageNamed:imageName];
        [self.arr addObject:image];

    }
    //建立七个button
    for (int i = 0; i < 3; i++) {
        for (int j = 0; j < 3; j++) {
            if (3 * i + j < 7) {
                UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
                button.tag=3 * i + j +1;
                button.frame=CGRectMake(j * 120 + 20, i * 120 + 100, 100, 100);
                [self.view addSubview:button];
                button.layer.borderWidth=1;
                //把图片放到对应的button
                [button setImage:(UIImage *)self.arr[3 * i + j] forState:UIControlStateNormal];
                [button addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];
            }
        }
    }
}
-(void)click:(UIButton *)button
{
    //点击跳到下一页
    SecondViewController *secVC=[[SecondViewController alloc] init];
    [self.navigationController pushViewController:secVC animated:YES];
    [secVC release];
    //传一个number值
    secVC.number=button.tag - 1;

}

- (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.
}
*/

@end

//
//  SecondViewController.h
//  相册
//
//  Created by dllo on 15/8/6.
//  Copyright (c) 2015年 zhozhicheng. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface SecondViewController : UIViewController
@property(nonatomic,assign)NSInteger number;
@end

//
//  SecondViewController.m
//  相册
//
//  Created by dllo on 15/8/6.
//  Copyright (c) 2015年 zhozhicheng. All rights reserved.
//

#import "SecondViewController.h"
//定义两个宏,宽‘高
#define WIDTH self.view.frame.size.width
#define HEIGHT self.view.frame.size.height

@interface SecondViewController ()<UIScrollViewDelegate>
@property(nonatomic,retain)UIScrollView *scrollView;

@end

@implementation SecondViewController
-(void)dealloc
{
    [_scrollView release];
    [super dealloc];
}
- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    //创建滚动页面
    self.scrollView=[[UIScrollView alloc] initWithFrame:self.view.frame];
    [self.view addSubview:self.scrollView];
    [_scrollView release];
    //让视图滚动起来属性,滚动范围
    //-100是为了下面的滚动圆点
    self.scrollView.contentSize=CGSizeMake(7 * WIDTH, HEIGHT - 100);
    //按页进行滚动
    self.scrollView.pagingEnabled=YES;
    //滚动的图片
    for (int i = 1; i < 8; i++) {
        NSString *imageName =[NSString stringWithFormat:@"h%d.jpeg",i];
        //创建滚动的七个视图
        UIImageView *imageView=[[UIImageView alloc] initWithImage:[UIImage imageNamed:imageName]];
        //设置图片的起始位置
        imageView.frame=CGRectMake(i * WIDTH - WIDTH, 0, WIDTH, HEIGHT-100);
        [self.scrollView addSubview:imageView];
        [imageView release];
    }
    // 关闭边界回弹效果
    self.scrollView.bounces=NO;
    //关闭滚动条
    self.scrollView.showsHorizontalScrollIndicator=NO;
    self.scrollView.showsVerticalScrollIndicator=NO;
    //设置代理人
    self.scrollView.delegate=self;
    //创建圆点
    UIPageControl *page=[[UIPageControl alloc] initWithFrame:CGRectMake(100, 580, 200, 40)];
    page.backgroundColor=[UIColor whiteColor];
    [self.view addSubview:page];
    [page release];
    //圆点个数
    page.numberOfPages=7;
    //圆点颜色
    page.pageIndicatorTintColor=[UIColor cyanColor];
    //选中点的颜色
    page.currentPageIndicatorTintColor=[UIColor yellowColor];
    page.tag=1000;
    //显示第几页在第一张
    self.scrollView.contentOffset=CGPointMake(WIDTH * self.number, 0);

    NSString *str=[NSString stringWithFormat:@"第%ld张",self.number+1];
    self.navigationItem.title=str;

}
//点随着图片滚动动
-(void)scrollViewDidScroll:(UIScrollView *)scrollView
{
    UIPageControl *page=(UIPageControl *)[self.view viewWithTag:1000];
    page.currentPage =self.scrollView.contentOffset.x / WIDTH;
    NSString *str=[NSString stringWithFormat:@"第%ld张",page.currentPage + 1];
    self.navigationItem.title=str;
}

- (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.
}
*/

@end
![这里写图片描述](http://img.blog.csdn.net/20150810083852590)

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