UI08_TableView界面传值

////  AppDelegate.m//  UI08_TableView界面传值////  Created by dllo on 15/8/7.//  Copyright (c) 2015年 Clare. All rights reserved.//#import "AppDelegate.h"#import "MainViewController.h"@interface AppDelegate ()@end@implementation AppDelegate- (void)dealloc{    [_window release];    [super dealloc];}- (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];    [_window release];        MainViewController *mainVC = [[MainViewController alloc] init];    UINavigationController *naVC = [[UINavigationController alloc] initWithRootViewController:mainVC];    self.window.rootViewController = naVC;    [mainVC release];    [naVC release];    return YES;}- (void)applicationWillResignActive:(UIApplication *)application {    // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.    // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.}- (void)applicationDidEnterBackground:(UIApplication *)application {    // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.    // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.}- (void)applicationWillEnterForeground:(UIApplication *)application {    // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.}- (void)applicationDidBecomeActive:(UIApplication *)application {    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.}- (void)applicationWillTerminate:(UIApplication *)application {    // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.}@end

////  MainViewController.m//  UI08_TableView界面传值////  Created by dllo on 15/8/7.//  Copyright (c) 2015年 Clare. All rights reserved.//#import "MainViewController.h"#import "SecondViewController.h"@interface MainViewController ()<UITableViewDataSource, UITableViewDelegate,SecondViewController>@property(nonatomic, retain)UITableView *tableView;@property(nonatomic, retain)NSMutableArray *arr;@property(nonatomic, retain)UIImageView *imageView;@end@implementation MainViewController- (void)dealloc{    [_tableView release];    [_arr release];    [_imageView release];    [super dealloc];}- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];    if (self) {        self.arr = [NSMutableArray arrayWithObjects:@"宋江", @"卢俊义", @"吴用", @"公孙胜", @"关胜", @"林冲", @"秦明" ,@"呼延灼" , @"花容",@"柴进", @"李应", @"朱仝",@"鲁智深",@"武松",nil];    }    return self;}- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view.    self.view.backgroundColor = [UIColor lightGrayColor];    self.navigationController.navigationBar.translucent = NO;    self.tableView = [[UITableView alloc] initWithFrame:(CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height)) style:UITableViewStylePlain];//    self.tableView.backgroundColor = [UIColor cyanColor];    [self.view addSubview:self.tableView];    [_tableView release];        self.tableView.rowHeight = 50;    self.tableView.dataSource = self;    self.tableView.delegate = self;        self.imageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"00.jpg"]];    self.imageView.frame = CGRectMake(0, -200, self.view.frame.size.width, 200);        // 给tableView添加头视图    // 宽是tableview的宽度//    self.tableView.tableHeaderView = self.imageView;        [self.tableView addSubview:self.imageView];        self.tableView.contentInset = UIEdgeInsetsMake(200, 0, 0, 0);}#pragma mark tableView的delegate已经签订好scrollview协议,只要设置好代理人,就可以使用scrollview的协议方法/// 只要滑动就会触发- (void)scrollViewDidScroll:(UIScrollView *)scrollView{    // 获取偏移量    CGFloat y = scrollView.contentOffset.y;    NSLog(@"%g", y);        if (y < 0) {        self.imageView.frame = CGRectMake(0, y, self.view.frame.size.width, -y);    }}/// 必须有- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{    return self.arr.count;//    if (section % 2 == 1) {//        return 5;//    } else {//        return 10;//    }}/// 必须有- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{    static NSString *reuse = @"reuse";    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuse];    if (!cell) {        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:reuse] autorelease];    }        cell.textLabel.text = self.arr[indexPath.row];    cell.imageView.image = [UIImage imageNamed:@"02.jpg"];    return cell;}//- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView//{//    return 10;//}//- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section//{//    return @"水浒传";//}//- (NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView//{//    NSArray *array = @[@"1", @"2", @"3", @"4", @"5", @"6", @"7", @"8", @"9"];//    return array;//}/// 常用的点击方法- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{    NSLog(@"section:%ld, row:%ld", indexPath.section, indexPath.row);    SecondViewController *secVC = [[SecondViewController alloc] init];    [self.navigationController pushViewController:secVC animated:YES];    secVC.name = self.arr[indexPath.row];        // 5.设置代理人    secVC.delegate = self;    [secVC release];    }// 6.实现协议方法- (void)changeValue:(NSString *)str{    // 属性的数组,相当于是数据源,把传过来的值添加到数组中    [self.arr addObject:str];    // 对tableview进行刷新操作    [self.tableView reloadData];}- (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//  UI08_TableView界面传值////  Created by dllo on 15/8/7.//  Copyright (c) 2015年 Clare. All rights reserved.//#import <UIKit/UIKit.h>// 1.声明一份协议@protocol SecondViewController <NSObject>- (void)changeValue:(NSString *)str;@end@interface SecondViewController : UIViewController@property(nonatomic, copy)NSString *name;// 2.设置代理人的属性@property(nonatomic, assign)id<SecondViewController>delegate;@end

////  SecondViewController.m//  UI08_TableView界面传值////  Created by dllo on 15/8/7.//  Copyright (c) 2015年 Clare. All rights reserved.//#import "SecondViewController.h"@interface SecondViewController ()@property(nonatomic, retain)UILabel *label;@property(nonatomic, retain)UITextField *textField;@property(nonatomic, retain)UIButton *button;@end@implementation SecondViewController- (void)dealloc{    [_label release];    [_textField release];    [_name release];    [_button release];    [super dealloc];}- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view.    self.view.backgroundColor = [UIColor lightGrayColor];        self.label = [[UILabel alloc] initWithFrame:CGRectMake(100, 100, 150, 40)];    self.label.layer.borderWidth = 1;    self.label.layer.cornerRadius = 10;    [self.view addSubview:self.label];    // 对label进行赋值    self.label.text = self.name;    [_label release];        self.textField = [[UITextField alloc] initWithFrame:CGRectMake(100, 200, 150, 40)];    self.textField.layer.borderWidth = 1;    self.textField.layer.cornerRadius = 10;    [self.view addSubview:self.textField];    [_textField release];        self.button = [UIButton buttonWithType:UIButtonTypeSystem];    [self.button setTitle:@"返回" forState:UIControlStateNormal];    self.button.frame = CGRectMake(100, 300, 150, 40);    self.button.layer.borderWidth = 1;    self.button.layer.cornerRadius = 10;    [self.view addSubview:self.button];    [self.button addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];    }- (void)click:(UIButton *)button{    // 3.设置触发方法    [self.delegate changeValue:self.textField.text];        [self.navigationController popToRootViewControllerAnimated: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