RootViewController.m

#import "RootViewController.h"
#import "UIImage+UIImageScale.h"
@interface RootViewController ()<UITableViewDataSource,UITableViewDelegate>
@property (nonatomic, retain) NSArray *apps;
//存放排好序的keys
@property (nonatomic, retain) NSMutableArray *keysArray;
//字典转模型
@property (nonatomic, retain) NSMutableDictionary *addressdic;
@end@implementation RootViewController
//重写loadView ,将tableView指定为当前视图控制器的视图
- (void)loadView{
//1.创建UItableView类型的对象UITableView *tableView = [[UITableView alloc] initWithFrame:[UIScreen mainScreen].bounds style:UITableViewStylePlain];
//2.指定为视图控制器的根视图self.view = tableView;//设置数据源tableView.dataSource = self;//指定为视图的交互tableView.delegate = self;//3.释放
    [tableView release];
}- (void)viewDidLoad {[super viewDidLoad];//获取初始化数据
    [self readdataFormPlist];//配置导航条
    [self configureNavigationBarContent];}
#pragma mark -- Editing UITableViewDataSourse
//设置tableView的那些行可以允许编辑
- (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath{return indexPath.section < 3 ? YES : NO;
}
#pragma mark - Edit UITableViewDelegate
//设置tableView行的编辑样式(插入/删除)
- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath{return  indexPath.section < 2 ? UITableViewCellEditingStyleDelete : UITableViewCellEditingStyleInsert;
}
//提交编辑操作时,处理编辑操作
- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath{//1.获取key值NSString *key = self.keysArray[indexPath.section];//获取删除行所在的数组NSMutableArray *group = self.addressdic[key];if (editingStyle == UITableViewCellEditingStyleDelete) {//处理删除操作//判断是否需要删除一个分区(如果该分区只有一行,就删除整个分区,否则只删除一行)if (1 == group.count) {//删除整个分区//1.修改数据源//1.从字典中移除元素
            [self.addressdic removeObjectForKey:key];//2.从排好序的可以key值数组中移除对应的key
            [self.keysArray removeObject:key];//2.修改界面NSIndexSet *indexSet = [NSIndexSet indexSetWithIndex:indexPath.section];[tableView deleteSections:indexSet withRowAnimation:UITableViewRowAnimationRight];}else{//删除一行//1.修改数据源
            [group removeObjectAtIndex:indexPath.row];//2.修改界面
            [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationRight];}}else{//处理添加操作NSDictionary *dic = @{@"name":@"马云",@"gender":@"男",@"age":@"16",@"imageName":@"XDLG.png",@"motto":@"-群**成就一个男人",@"phoneNumber":@"123442342"};//1.修改数据源
        [group insertObject:dic atIndex:indexPath.row];//2.修改界面
        [tableView insertRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationRight];}
}#pragma mark --实现delegate的代理 UITableViewDelegate
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{NSLog(@"触发了");
}
//设置删除时确认按钮的文字
- (NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(NSIndexPath *)indexPath{return @"删除";
}
#pragma mark - moving UITableViewdataSource
//设置tableView哪些行可以移动
- (BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath{return indexPath.section <= 2 ? YES : NO;
}
//提交移动操作
- (void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)sourceIndexPath toIndexPath:(NSIndexPath *)destinationIndexPath{//移动操作,只需要,修改数据源即可//1.获取行所在的数组NSMutableArray *groupArray = self.addressdic[self.keysArray[sourceIndexPath.section]];//2.获取对应行的数据,并且保存(要移动的那个人)//retain 是经典 当一个对象从集合中移除的时候 它的引用计数会减1 这些是集合自己管理的  ,retain 后当移除时  对象就不会被销毁.NSDictionary *dic = [groupArray[sourceIndexPath.row] retain];//3.从数组中原来的位置移除对应的元素
    [groupArray removeObjectAtIndex:sourceIndexPath.row];//4.将元素插入到新的位值中
    [groupArray insertObject:dic atIndex:destinationIndexPath.row];[dic release];
}
#pragma mark - moving UITavleViewDelegate
//当停止拖动的时候,可以实现阻止cell的跨区移动
- (NSIndexPath *)tableView:(UITableView *)tableView targetIndexPathForMoveFromRowAtIndexPath:(NSIndexPath *)sourceIndexPath toProposedIndexPath:(NSIndexPath *)proposedDestinationIndexPath{//sourceIndexPath cell移动之前的位置//proposedDestinationIndexPath cell 想要移动到的位置if (sourceIndexPath.section == proposedDestinationIndexPath.section) {return proposedDestinationIndexPath;}else{return sourceIndexPath;}}#pragma mark --实现数据源中的方法//组
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{return self.addressdic.count;}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{//在其他方法中需要的的到数据中的图片和个数,所以要把数据源存在属性中NSString *key = self.keysArray[section];NSArray *persons = [self.addressdic valueForKey:key];return persons.count;}- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{static NSString *ID = @"per";UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:ID];if (cell == nil) {cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:ID] autorelease];}NSString *key = self.keysArray[indexPath.section];NSArray *persons = [self.addressdic valueForKey:key];NSDictionary *dic = persons[indexPath.row];NSString *strimage = dic[@"imageName"];NSString *strText = dic[@"name"];cell.imageView.image = [[UIImage imageNamed:strimage] scaleImageToSize:CGSizeMake(35, 40)];cell.textLabel.text = strText;cell.detailTextLabel.text = dic[@"phoneNumber"];return cell;
}
//设置分区title
- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{return self.keysArray[section];
}
//设置分区索引
- (NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView{return self.keysArray;
}//初始化数据
- (void)readdataFormPlist
{//1.获取本地文件NSString *filePath = [[NSBundle mainBundle] pathForResource:@"ContactBook.plist" ofType:nil];//2.初始化字典对象,最外层的是个字典对象self.addressdic = [NSMutableDictionary dictionaryWithContentsOfFile:filePath];//当对结合进行快速遍历forin时,不能对集合进行修改//给字拷贝一个副本,对副本遍历,修改原版NSMutableDictionary *tempDic = [NSMutableDictionary dictionaryWithDictionary:self.addressdic];//将字典中的key对应得数组,由不可变数组变成可变可变数组for (NSString *key in tempDic) {//根据key值取到不可变数组NSArray *groupArray = self.addressdic[key];//就不可变数组,改为可变数组NSMutableArray *newMArray = [NSMutableArray arrayWithArray:groupArray];//对字典添加
        [self.addressdic setObject:newMArray forKey:key];}//获取所有的key值NSArray *arraykeys = [self.addressdic allKeys];NSArray *sortedKeys = [arraykeys sortedArrayUsingSelector:@selector(compare:)];self.keysArray = [NSMutableArray arrayWithArray:sortedKeys];}//配置导航条
- (void)configureNavigationBarContent{//修改导航条颜色self.navigationController.navigationBar.barTintColor = [UIColor orangeColor];//单独定制当去前界面的导航条的颜色,titleself.navigationItem.title = @"河南32班通讯录";//修改字体NSDictionary *dic = @{NSForegroundColorAttributeName:[UIColor whiteColor],NSFontAttributeName:[UIFont systemFontOfSize:20]};self.navigationController.navigationBar.titleTextAttributes = dic;//在导航条右边添加Edit编辑按钮self.navigationItem.rightBarButtonItem = self.editButtonItem;
}
//点击Edit按钮触发的方法
- (void)setEditing:(BOOL)editing animated:(BOOL)animated{[super setEditing:editing animated:animated];//让tableView进入编辑状体[(UITableView *)self.view setEditing:editing animated:YES];
}
- (void)dealloc
{self.apps = nil;self.addressdic = nil;self.keysArray = nil;[super dealloc];
}
@end

UIImage+UIImageScale.h#import <UIKit/UIKit.h>@interface UIImage (UIImageScale)
- (UIImage *)scaleImageToSize:(CGSize) size;
@endUIImage+UIImageScale.m#import "UIImage+UIImageScale.h"@implementation UIImage (UIImageScale)
- (UIImage *)scaleImageToSize:(CGSize) size{//创建一个bitmap的context//并把它设置为当前正在使用的cntext
    UIGraphicsBeginImageContext(size);//绘制改的大小的图片[self drawInRect:CGRectMake(0, 0, size.width, size.height)];//从当前context中创建一个改变大小的图片UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();//使用当前的context出堆栈
    UIGraphicsEndImageContext();//返回新的图片return newImage;}
@end

Person.h  (模型)#import <Foundation/Foundation.h>
@interface Person : NSObject
@property (nonatomic, copy) NSString *imageName;
@property (nonatomic, copy) NSString *name;
@property (nonatomic, copy) NSString *gender;
@property (nonatomic, copy) NSString *age;
@property (nonatomic, copy) NSString *phoneNumber;
@property (nonatomic, copy) NSString *motto;
- (instancetype)initWithDic:(NSDictionary *)dic;
+ (instancetype)personWithDic:(NSDictionary *)dic;
@endPerson.m#import "Person.h"@implementation Person
- (instancetype)initWithDic:(NSDictionary *)dic{if (self = [super init]) {[self setValuesForKeysWithDictionary:dic];}return self;
}
+ (instancetype)personWithDic:(NSDictionary *)dic{return [[self alloc] initWithDic:dic];
}
@end