UI1_UITableViewHomeWork

//
//  AppDelegate.m
//  UI1_UITableViewHomeWork
//
//  Created by zhangxueming on 15/7/14.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "AppDelegate.h"
#import "ViewController.h"

@interface AppDelegate ()

@end

@implementation AppDelegate

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    ViewController *root = [[ViewController alloc] init];
    UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:root];
    self.window.rootViewController = nav;
    self.window.backgroundColor = [UIColor whiteColor];
    [self.window makeKeyAndVisible];

    return YES;
}

//
//  ViewController.h
//  UI1_UITableViewHomeWork
//
//  Created by zhangxueming on 15/7/14.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <UIKit/UIKit.h>
#import "DetailViewController.h"

@interface ViewController : UIViewController <UITableViewDataSource, UITableViewDelegate,sendDetailMessage>

@end

//
//  ViewController.m
//  UI1_UITableViewHomeWork
//
//  Created by zhangxueming on 15/7/14.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "ViewController.h"
#import "DetailViewController.h"

@interface ViewController ()
{
    UITableView *_tableView;
    NSMutableArray *_dataList;
}
@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];

    [self creatDataSource];
    [self creatUI];
}

- (void)creatDataSource
{

    //@"phone"

    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    _dataList = [defaults objectForKey:@"phone"];
    if (!_dataList) {
        _dataList = [NSMutableArray array];//指向空对象(初始化)
        for (int i=0; i<10; i++) {
            NSMutableDictionary *dict = [NSMutableDictionary dictionary];
            NSString *name = [NSString stringWithFormat:@"人物%i", i+1];
            NSString *number = [NSString stringWithFormat:@"1852106733%i",arc4random()%10];
            [dict setObject:name forKey:@"personName"];
            [dict setObject:number forKey:@"phoneNumber"];
            [_dataList addObject:dict];
        }
    }
}

- (void)creatUI
{
    _tableView = [[UITableView alloc] initWithFrame:self.view.frame style:UITableViewStylePlain];
    self.automaticallyAdjustsScrollViewInsets = YES;
    _tableView.delegate = self;
    _tableView.dataSource = self;
    [self.view addSubview:_tableView];

    UIBarButtonItem *item = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemAdd target:self action:@selector(addPerson)];
    self.navigationItem.rightBarButtonItem = item;
}

- (void)addPerson
{
    DetailViewController *dvc = [[DetailViewController alloc] init];
    dvc.delegate = self;
    dvc.indexPath = nil;
    [self presentViewController:dvc animated:YES completion:nil];
    //[self.navigationController pushViewController:dvc animated:YES];
}

#pragma mark ---sendDetailMessage---

- (void)sendName:(NSString *)name andPhoneNumber:(NSString *)number andIndexPath:(NSIndexPath *)indexPath
{
    NSMutableDictionary *dict = [NSMutableDictionary dictionary];
    [dict setObject:name forKey:@"personName"];
    [dict setObject:number forKey:@"phoneNumber"];
    if (indexPath) {//修改
        [_dataList replaceObjectAtIndex:indexPath.row withObject:dict];
    }
    else
    {//添加
        [_dataList addObject:dict];
    }

    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
    [defaults setObject:_dataList forKey:@"phone"];
    [defaults synchronize];

    [_tableView reloadData];
}

#pragma mark   ---UITableViewDataSource---

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return [_dataList count];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *reuseIdentifier = @"cell";

    UITableViewCell  *cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
    if (!cell) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:reuseIdentifier];
    }
    cell.accessoryType = UITableViewCellAccessoryCheckmark;
    cell.textLabel.text = [[_dataList objectAtIndex:indexPath.row] objectForKey:@"personName"];
    cell.detailTextLabel.text = [[_dataList objectAtIndex:indexPath.row] objectForKey:@"phoneNumber"];

    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    DetailViewController *dvc = [[DetailViewController alloc] init];
    dvc.person = [_dataList objectAtIndex:indexPath.row];
    dvc.indexPath = indexPath;
    dvc.delegate = self;
    [self.navigationController pushViewController:dvc animated:YES];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end

//
//  DetailViewController.h
//  UI1_UITableViewHomeWork
//
//  Created by zhangxueming on 15/7/14.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <UIKit/UIKit.h>

@protocol sendDetailMessage <NSObject>

- (void)sendName:(NSString *)name andPhoneNumber:(NSString *)number andIndexPath:(NSIndexPath *)indexPath;

@end

@interface DetailViewController : UIViewController
<UITextFieldDelegate>

@property (weak, nonatomic) id <sendDetailMessage> delegate;
@property (strong, nonatomic)NSMutableDictionary *person;
@property (strong, nonatomic)NSIndexPath *indexPath;

@end

//
//  DetailViewController.m
//  UI1_UITableViewHomeWork
//
//  Created by zhangxueming on 15/7/14.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "DetailViewController.h"

@interface DetailViewController ()

@end

@implementation DetailViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    UITextField *nameTextField = [[UITextField alloc] initWithFrame:CGRectMake(10, 100, self.view.frame.size.width-20,50)];
    nameTextField.borderStyle = UITextBorderStyleLine;
    [nameTextField becomeFirstResponder];
    nameTextField.backgroundColor = [UIColor yellowColor];
    nameTextField.delegate = self;
    nameTextField.tag = 100;
    nameTextField.text = [_person objectForKey:@"personName"];

    [self.view addSubview:nameTextField];

    UITextField *numberTextField = [[UITextField alloc] initWithFrame:CGRectMake(10, 200, self.view.frame.size.width-20,50)];
    numberTextField.borderStyle = UITextBorderStyleLine;
    numberTextField.backgroundColor = [UIColor yellowColor];
    numberTextField.delegate = self;
    numberTextField.tag = 101;
    numberTextField.text = [_person objectForKey:@"phoneNumber"];
    [self.view addSubview:numberTextField];

    UIButton *btn = [UIButton buttonWithType:UIButtonTypeSystem];
    btn.frame = CGRectMake(50,300, self.view.frame.size.width-100, 50);
    [btn setTitle:@"工具按钮" forState:UIControlStateNormal];
    [btn addTarget:self action:@selector(btnClick) forControlEvents:UIControlEventTouchUpInside];
    [self.view addSubview:btn];
    self.view.backgroundColor = [UIColor whiteColor];
}

- (void)btnClick
{
    UITextField *nameField = (UITextField *)[self.view viewWithTag:100];
    UITextField *numberField = (UITextField *)[self.view viewWithTag:101];
    if (nameField.text && numberField.text) {
        if ([_delegate respondsToSelector:@selector(sendName:andPhoneNumber:andIndexPath:)]) {
            [_delegate sendName:nameField.text andPhoneNumber:numberField.text andIndexPath:_indexPath];
        }
    }
    if (_person) {
        [self.navigationController popViewControllerAnimated:YES];
    }
    else{
        [self dismissViewControllerAnimated:YES completion:nil];
    }
}

- (BOOL)textFieldShouldReturn:(UITextField *)textField
{
    [textField resignFirstResponder];
    return YES;
}

- (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