IOS_UI_day5_UIScrollView+代理设计模式+键盘

H:/IOS_UI/day5-01-UIScrollView-大图片展示-MJViewController.h

////  MJViewController.h//  01-UIScrollView01-大图片展示////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <UIKit/UIKit.h>@interface MJViewController : UIViewController- (IBAction)down:(UIButton *)sender;@end

H:/IOS_UI/day5-01-UIScrollView-大图片展示-MJViewController.m

////  MJViewController.m//  01-UIScrollView01-大图片展示////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "MJViewController.h"@interface MJViewController (){//用成员变量记住,因为后面,手动点击按钮的时候,要改变_scrollView的contentOffset    UIScrollView *_scrollView;}@end@implementation MJViewController- (void)viewDidLoad{    [super viewDidLoad];    // 1.创建UIScrollView    UIScrollView *scrollView = [[UIScrollView alloc] init];//设置UIScrollView的可视范围:frame中的size    scrollView.frame = CGRectMake(0, 0, 250, 250); //背景颜色-灰    scrollView.backgroundColor = [UIColor grayColor];    [self.view addSubview:scrollView];    // 2.创建UIImageView（高清大图片）    UIImageView *imageView = [[UIImageView alloc] init];    imageView.image = [UIImage imageNamed:@"big.jpg"];    CGFloat imgW = imageView.image.size.width; // 图片的宽度    CGFloat imgH = imageView.image.size.height; // 图片的高度    imageView.frame = CGRectMake(0, 0, imgW, imgH);    [scrollView addSubview:imageView];    // 3.设置scrollView的属性    //关键! 设置UIScrollView的滚动范围（内容大小）等价于高清大图尺寸    scrollView.contentSize = imageView.image.size;    // 不显示水平/垂直滚动条    scrollView.showsHorizontalScrollIndicator = NO;    scrollView.showsVerticalScrollIndicator = NO;    // 用来记录scrollview滚动的位置//    scrollView.contentOffset = ;    // 去掉弹簧效果,不好看//    scrollView.bounces = NO;    // 增加额外的滚动区域,不知道到底有什么用处    // top  left  bottom  right    scrollView.contentInset = UIEdgeInsetsMake(20, 20, 20, 20);    _scrollView = scrollView;}- (IBAction)down:(UIButton *)sender {    [UIView animateWithDuration:1.0 animations:^{//        CGPoint offset = _scrollView.contentOffset;//        offset.y += 150;//        _scrollView.contentOffset = offset;                _scrollView.contentOffset = CGPointMake(0, 0);    }];}@end

H:/IOS_UI/day5-02-UIScrollView-大图片展示-MJViewController.h

////  MJViewController.h//  02-UIScrollView02-图片缩放////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <UIKit/UIKit.h>@interface MJViewController : UIViewController@end

H:/IOS_UI/day5-02-UIScrollView-大图片展示-MJViewController.m

////  MJViewController.m//  02-UIScrollView02-图片缩放////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "MJViewController.h"@interface MJViewController () <UIScrollViewDelegate>{    UIImageView *_imageView;}@end@implementation MJViewController- (void)viewDidLoad{    [super viewDidLoad];    // 1.添加UIScrollView    UIScrollView *scrollView = [[UIScrollView alloc] init];//    scrollView.frame = CGRectMake(0, 0, 320, 460);//设置scrollView的镜头大小    scrollView.frame = self.view.bounds;    [self.view addSubview:scrollView];    // 2.添加图片    UIImage *image = [UIImage imageNamed:@"big.jpg"];    // 调用initWithImage:方法创建出来的UIImageView，它的宽高默认跟图片的宽高一样    _imageView = [[UIImageView alloc] initWithImage:image];//    // 设置图片//    imageView.image = [UIImage imageNamed:@"big.jpg"];//    // 设置frame//    imageView.frame = CGRectMake(0, 0, imageView.image.size.width, imageView.image.size.height);    [scrollView addSubview:_imageView];    //设置UIScrollView的滚动范围（内容大小）等价于高清大图尺寸    scrollView.contentSize = image.size;    //重点! 设置scrollview的代理对象(代理设计模式)控制器成为代理    scrollView.delegate = self;    // 设置最大伸缩比例    scrollView.maximumZoomScale = 2.0;    // 设置最小伸缩比例    scrollView.minimumZoomScale = 0.2;}#pragma mark - 成为代理对象的UIScrollView必须实现的 代理方法#pragma mark 这个方法返回的控件就能进行捏合手势缩放操作#pragma mark 当UIScrollView尝试进行缩放的时候就会调用- (UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView{//这个是重点!即告诉ScrollView对图片进行缩放    return _imageView;}#pragma mark 当缩放完毕的时候调用- (void)scrollViewDidEndZooming:(UIScrollView *)scrollView withView:(UIView *)view atScale:(float)scale{//    NSLog(@"结束缩放 - %f", scale);}#pragma mark 当正在缩放的时候调用- (void)scrollViewDidZoom:(UIScrollView *)scrollView{//    NSLog(@"-----");}@end

H:/IOS_UI/day5-03-代理设计模式-Baby.h

////  Baby.h//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <Foundation/Foundation.h>#import "BabyBaomuXieyi.h"@interface Baby : NSObject@property (nonatomic, strong) id<BabyBaomuXieyi> baomu; // 任何人都能做保姆@property (nonatomic, assign) int age; // 年龄- (void)hungry; // 饿了- (void)cry; // 哭了- (void)sleep; // 想睡觉@end

H:/IOS_UI/day5-03-代理设计模式-Baby.m

////  Baby.m//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "Baby.h"@implementation Baby- (void)cry{    NSLog(@"%d岁的baby哭了", _age);        // 通知保姆（护士）    [_baomu babyCry:self];}- (void)sleep{    NSLog(@"%d岁的baby想睡觉", _age);        // 通知保姆    [_baomu babySleep:self];}- (void)hungry{    NSLog(@"%d岁的baby想吃东西", _age);        // 通知保姆    [_baomu babyHungry:self];}@end

H:/IOS_UI/day5-03-代理设计模式-BabyBaomuXieyi.h

////  BabyBaomuXieyi.h//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <Foundation/Foundation.h>@class Baby;@protocol BabyBaomuXieyi <NSObject>- (void)babyCry:(Baby *)baby;- (void)babySleep:(Baby *)baby;- (void)babyHungry:(Baby *)baby;@end

H:/IOS_UI/day5-03-代理设计模式-Dog.h

////  Dog.h//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <Foundation/Foundation.h>#import "BabyBaomuXieyi.h"@interface Dog : NSObject <BabyBaomuXieyi>@end

H:/IOS_UI/day5-03-代理设计模式-Dog.m

////  Dog.m//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "Dog.h"#import "Baby.h"@implementation Dog- (void)babyCry:(Baby *)baby{    NSLog(@"狗正在安慰%d岁的baby", baby.age);}- (void)babyHungry:(Baby *)baby{    NSLog(@"狗喂%d岁的baby吃东西", baby.age);}- (void)babySleep:(Baby *)baby{    NSLog(@"狗哄%d岁的baby去睡觉", baby.age);}@end

H:/IOS_UI/day5-03-代理设计模式-Nurse.h

////  Nurse.h//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <Foundation/Foundation.h>@class Baby;@interface Nurse : NSObject- (void)babyCry:(Baby *)baby;- (void)babySleep:(Baby *)baby;- (void)babyHungry:(Baby *)baby;@end

H:/IOS_UI/day5-03-代理设计模式-Nurse.m

////  Nurse.m//  03-代理设计模式////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "Nurse.h"#import "Baby.h"@implementation Nurse- (void)babyCry:(Baby *)baby{    NSLog(@"护士正在安慰%d岁的baby", baby.age);}- (void)babyHungry:(Baby *)baby{    NSLog(@"护士喂%d岁的baby吃东西", baby.age);}- (void)babySleep:(Baby *)baby{    NSLog(@"护士哄%d岁的baby去睡觉", baby.age);}@end

H:/IOS_UI/day5-04-UIScrollView分页-MJViewController.h

////  MJViewController.h//  04-UIScrollView03-分页////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <UIKit/UIKit.h>@interface MJViewController : UIViewController@property (weak, nonatomic) IBOutlet UIScrollView *scrollView;@end

H:/IOS_UI/day5-04-UIScrollView分页-MJViewController.m

////  MJViewController.m//  04-UIScrollView03-分页////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "MJViewController.h"#define kCount 8@interface MJViewController () <UIScrollViewDelegate>{//成员变量:....    UIPageControl *_pageControl;}@end@implementation MJViewController- (void)viewDidLoad{    [super viewDidLoad];    CGFloat w = self.view.frame.size.width;    CGFloat h = self.view.frame.size.height;    for (int i = 0; i< kCount; i++) {        UIImageView *imageView = [[UIImageView alloc] init];        // 1.根据i设置每张图片的frame,y为0,x,一张接一张口口口口口口口口        imageView.frame = CGRectMake(i * w, 0, w, h);        // 2.通过图片名,设置图片        NSString *imgName = [NSString stringWithFormat:@"0%d.jpg", i + 1];        imageView.image = [UIImage imageNamed:imgName];        [_scrollView addSubview:imageView];    }    //contentSize为滚动范围,height == 0 代表 禁止垂直方向滚动    _scrollView.contentSize = CGSizeMake(kCount * w, 0);    _scrollView.showsHorizontalScrollIndicator = NO;//关键!!!,它会以srollView的frame尺寸进行分页    _scrollView.pagingEnabled = YES;//它控制器成为srollView的代理,目的是监听滚动,控制pageControl的圆点    _scrollView.delegate = self;    //======================= 添加PageControl...//=======================    UIPageControl *pageControl = [[UIPageControl alloc] init];//...的中心位于底部,先用center设置x,y,再用bounds设置w h    pageControl.center = CGPointMake(w * 0.5, h - 20);    pageControl.bounds = CGRectMake(0, 0, 150, 50);//设置总页数,一共显示多少个圆点（多少页）    pageControl.numberOfPages = kCount;      // 设置指示页的圆点颜色    pageControl.pageIndicatorTintColor = [UIColor redColor];    // 设置选中页的圆点颜色    pageControl.currentPageIndicatorTintColor = [UIColor blueColor];    // 禁止默认的点击功能    pageControl.enabled = NO;    [self.view addSubview:pageControl];    _pageControl = pageControl;}#pragma mark - UIScrollView的代理方法#pragma mark 当scrollView正在滚动的时候调用- (void)scrollViewDidScroll:(UIScrollView *)scrollView{//偏移x的值0~320~640....处以320就是第N张图片在当前    int page = scrollView.contentOffset.x / scrollView.frame.size.width;//    NSLog(@"%d", page);    // 设置页码    _pageControl.currentPage = page;}@end

H:/IOS_UI/day5-05-键盘的简单处理-MJViewController.h

////  MJViewController.h//  05-键盘的简单处理////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import <UIKit/UIKit.h>@interface MJViewController : UIViewController- (IBAction)exitkeyboard;@property (weak, nonatomic) IBOutlet UITextField *nameFeild;@property (weak, nonatomic) IBOutlet UITextField *phoneField;@property (weak, nonatomic) IBOutlet UITextField *addressField;@end

H:/IOS_UI/day5-05-键盘的简单处理-MJViewController.m

////  MJViewController.m//  05-键盘的简单处理////  Created by apple on 13-11-27.//  Copyright (c) 2013年 itcast. All rights reserved.//#import "MJViewController.h"@interface MJViewController ()@end@implementation MJViewController- (void)viewDidLoad{    [super viewDidLoad];    // 1.加载xib创建工具条    UIToolbar *keyboardTool = [[NSBundle mainBundle] loadNibNamed:@"KeyboardTool" owner:nil options:nil][0];    // 设置键盘顶部显示的工具条    _nameFeild.inputAccessoryView = keyboardTool;    _phoneField.inputAccessoryView = keyboardTool;    _addressField.inputAccessoryView = keyboardTool;//变成第一响应者（就能召唤出键盘）//    [_nameFeild becomeFirstResponder];  //    _nameFeild.inputView // 自定义键盘}#pragma mark 退出键盘- (IBAction)exitkeyboard {    // 响应者 ： 能处理事件的对象    // 第一响应者 : 叫出键盘的那个文本框控件    // 退出键盘的原理 ： 某个文本框控件 不想 当第一响应者    // 退出键盘//    [_phoneField resignFirstResponder];//    [_nameFeild resignFirstResponder];//    [_addressField resignFirstResponder];    // self.view内部所有文本框都会退出键盘    [self.view endEditing:YES];}@end