[新手学IOS]项目实战-土豆客户端(2): searchViewController的实现

由于searchvViewController 和 channel的实现很类似,直接贴了代码吧

//
//  LCSearchViewController.h
//  中北土豆客户端
//
//  Created by lichan on 13-11-30.
//  Copyright (c) 2013年 com.lichan. All rights reserved.
//#import <UIKit/UIKit.h>@interface LCSearchViewController : UIViewController<UISearchBarDelegate,UITableViewDataSource,UITableViewDelegate,NSURLConnectionDataDelegate>@property (weak, nonatomic) IBOutlet UISearchBar *searchBar;@property (weak, nonatomic) IBOutlet UITableView *tableView;@property (strong, nonatomic) IBOutletCollection(UITabBarItem) NSArray *doSearch;@property (copy,nonatomic)NSString *searchName;@property (strong,nonatomic)NSMutableData *searchResultData;@property (strong,nonatomic)NSMutableDictionary *handledDataDic;@property (strong,nonatomic)NSMutableArray *resultDataArr;
@property (strong,nonatomic)NSMutableArray *pageDataArr;
@property (strong,nonatomic) NSMutableDictionary * objectsDic;- (IBAction)backgroundTap:(id)sender;@end

2..m文件

// LCSearchViewController.m

// 中北土豆客户端

// Created by lichan on 13-11-30.

#import "LCSearchViewController.h"

#import "LCCellController.h"

#import "LCPlayViewController.h"

@interface LCSearchViewController ()

@end

@implementation LCSearchViewController

- (IBAction)backgroundTap:(id)sender

{

[self.searchBar resignFirstResponder];

}

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil

{

self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];

if (self) {

// Custom initialization

}

return self;

}

- (void)viewDidLoad

{

[super viewDidLoad];

self.searchBar.delegate =self;

// Do any additional setup after loading the view.

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

#pragma mark searchBar method

- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText

{

self.searchName = searchText;

if ([self.searchName isEqualToString:@""]) {

[self viewDidLoad];

[self.searchBar resignFirstResponder];

}

-(void)searchBarSearchButtonClicked:(UISearchBar *)searchBar

{

[self.searchBar resignFirstResponder];

NSString *param = [NSString stringWithFormat:@"app_key=59337596b4aeb64c&format=json&kw=%@&pageNo=1&pageSize=20",self.searchName];

NSLog(@"param: %@",param);

NSURL *url = [[NSURL alloc] initWithString:@"http://api.tudou.com/v6/video/search"];

NSMutableURLRequest *request = [[NSMutableURLRequest alloc]initWithURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:20];

[request setHTTPMethod:@"POST"];

[request setHTTPBody:[param dataUsingEncoding:NSUTF8StringEncoding]];

NSURLConnection *conn=[NSURLConnection connectionWithRequest:request delegate:self];

if (conn)

NSLog(@"连接成功");

else

NSLog(@"连接失败");

}

- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar

{

[self.searchBar resignFirstResponder];

[self viewDidLoad];

}

#pragma mark URLConnectionData method

- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response

{

NSLog(@"开始接受数据");

self.searchResultData = [NSMutableData dataWithCapacity:20];

}

-(void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data

{

[self.searchResultData appendData:data];

}

#pragma mark URLConnectionDelegate

-(void)connectionDidFinishLoading:(NSURLConnection *)connection

{

NSArray *docs = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSAllDomainsMask, YES);

NSString *path = [docs objectAtIndex:0];

path = [path stringByAppendingString:@"search.json"];

NSLog(@"文件路径 %@",path);

[self.searchResultData writeToFile:path atomically:YES];

[self jsonDataParse];

}

- (void) jsonDataParse

{

NSError *error;

self.handledDataDic = [NSJSONSerialization JSONObjectWithData:self.searchResultData options:NSJSONWritingPrettyPrinted error:&error];

if (error != nil) {

NSLog(@"%@",error);

}

self.resultDataArr = [self.handledDataDic objectForKey:@"results"];

[self saveReceivedDataToFileByFileName:@"result" WithData:self.resultDataArr];

NSLog(@"=========数据保存已完成");

NSLog(@"resultDataArr: %@",self.resultDataArr);

self.pageDataArr = [self.handledDataDic objectForKey:@"page" ];

[self.tableView reloadData];//重新加载数据.

NSLog(@"重新加载数据");

}

- (void)saveReceivedDataToFileByFileName:(NSString *)fileName WithData:(id)data //???? 什么样的文件写入?

{

NSArray *pathDocs = NSSearchPathForDirectoriesInDomains(NSDocumentationDirectory, NSAllDomainsMask, YES);

NSString *path = [[pathDocs objectAtIndex:0] stringByAppendingString:[NSString stringWithFormat:@"%@",fileName]];//数据的存储路径和名称

[data writeToFile:path atomically:YES];

}

#pragma mark tableView Method

-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView

{

return 1;

}

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section

{

return self.resultDataArr.count;

}

-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

{

return 104.0;

}

-(NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section

{

return [NSString stringWithFormat:@"\"%@\"搜索结果:",self.searchName];

}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

static NSString *CellIndentifier = @"cellIndentifiter";

static BOOL nibsRegistered = NO;

if (!nibsRegistered) {

UINib *nib = [UINib nibWithNibName:@"LCCell" bundle:nil];

[tableView registerNib:nib forCellReuseIdentifier:CellIndentifier];

nibsRegistered = YES;

}

LCCellController *cell = [tableView dequeueReusableCellWithIdentifier:CellIndentifier];

NSInteger row = [indexPath row];

for (int i = 0; i < 3; i++) {

//实现多线程加载数据

self.objectsDic = [self.resultDataArr objectAtIndex:row *3 +i ];

NSString *objectTitle = [self.objectsDic objectForKey:@"title"];

if(i+1 == 1)

{

cell.label1.text = objectTitle;

cell.imageView1.indexURL = row*3+i+1;

}

else if(i+1 == 2)

{

cell.label2.text = objectTitle;

cell.imageView2.indexURL = row*3+i+2;

}

else if(i+1 == 3)

{

cell.label3.text = objectTitle;

cell.imageView3.indexURL = row*3+i+3;

}

//图片的加载

NSString *picUrlString = [self.objectsDic objectForKey:@"picUrl"];

dispatch_async(dispatch_get_global_queue(0, 0), ^{

__block UIImage *infoimage;//为了保存blcok处理的值

dispatch_group_t group = dispatch_group_create();

//多线程1,实现图片加载

dispatch_group_async(group, dispatch_get_global_queue(0, 0), ^{

NSData *imageData = [self loadImageAndMovieInfoByURL:picUrlString];

infoimage = [UIImage imageWithData:imageData scale:1.14];

});

//多线程2:实现label 加载

dispatch_group_async(group, dispatch_get_global_queue(0, 0), ^{

});

//后续可以增加更多的线程进行多线程效率下载

//只有其他进程执行完毕才会执行这个block.//暂时为空

dispatch_group_notify(group, dispatch_get_global_queue(0, 0), ^{

dispatch_sync(dispatch_get_main_queue(), ^{

if(i+1 == 1)

{

cell.imageView1.image = infoimage;

cell.imageView1.backgroundColor = [UIColor orangeColor];

cell.imageView1.userInteractionEnabled = YES;

UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(play:)];

[cell.imageView1 addGestureRecognizer:tap];

NSLog(@"添加了tap事件");

}

else if(i+1 == 2)

{

cell.imageView2.image = infoimage;

UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(play:)];

cell.imageView2.backgroundColor = [UIColor orangeColor];

cell.imageView2.userInteractionEnabled = YES;

[cell.imageView2 addGestureRecognizer:tap];

}

else if(i+1 == 3)

{

cell.imageView3.image = infoimage;

UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(play:)];

cell.imageView3.backgroundColor = [UIColor orangeColor];

cell.imageView3.userInteractionEnabled = YES;

[cell.imageView3 addGestureRecognizer:tap];

}

//回归主线程

});

}

return cell;

}

#pragma 工具类

- (IBAction)searchBarDoneEditing:(id)sender

{

[sender resignFirstResponder];

}

//对图片和label信息进行多线程加载

-(NSData *)loadImageAndMovieInfoByURL:(NSString *)urlString

{

NSURL *url = [NSURL URLWithString:urlString];

NSURLRequest *request = [NSURLRequest requestWithURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:20];

NSData* data = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];

return data;

}

-(void)play:(UITapGestureRecognizer *)tap

{

NSLog(@"调用了 play事件");

LCMyImageView *imageView = (LCMyImageView *)tap.view;

LCPlayViewController *playController = [[LCPlayViewController alloc]init];

playController.searcher = self;

playController.playURL = [NSString stringWithFormat:@"http://www.tudou.com/programs/view/html5embed.action?code=%@",[[self.resultDataArr objectAtIndex:imageView.indexURL] objectForKey:@"itemCode"]];

NSLog(@",playController.playURL :%@",playController.playURL);

[self presentViewController:playController animated:YES completion:nil];

}

@end

[新手学IOS]项目实战-土豆客户端(2): searchViewController的实现相关推荐

[新手学IOS]第十天-土豆客户端:加载土豆API,解析JSON填充自定义TableViewCell数据(channle的重点实现)(12618)
好久不见,我已经两天没有发布关于IOS的文章了,不知道大家有没有想念呢?嘿嘿,我知道很少人在看,但是没关系,我不会气馁的.以后我会更加努力的写好,我知道自己前面的文章中有些说的不知所然,我会努力的,一 ...
Swift开发iOS项目实战视频教程（一）---iOS真简单
本课主要介绍iOS项目的创建.第一个iOS项目的开发.UILabel.UIButton的使用. 假设你看完此视频还认为iOS非常难,请你来找我! 本教程摒弃枯燥的语法和知识解说,全是有趣有料的项目实战 ...
ASP.NET Core分布式项目实战（客户端集成IdentityServer）--学习笔记
任务9:客户端集成IdentityServer 新建 API 项目 dotnet new webapi --name ClientCredentialApi 控制器添加验证 using Microso ...
1个G带你学软件测试项目实战教程：《学车不》APP测试
APP测试不会做?软件测试不熟练?别着急,今天就帮助大家走出这个困境,分享一套APP测试项目教程,视频有1个G的压缩包,内容挺多,建议跟随课程,看起来! 课程内容: 1. APP测试基础知识(架构.发 ...
react-native 项目实战 -- 新闻客户端（6） -- 完善ListView头部视图
1.因为需要定时器,所以我们要cd到当前项目根目录下安装这个类库: $ npm i react-timer-mixin --save 2.Component/ScrollImage.js /*** 滚 ...
2019最新Python从入门到精通之30天快速学Python项目实战(完整)
课程目录 python入门教程-1-Python编程语言历史及特性.mkv python入门教程-2-Python编程语言初接触.mkv python入门教程-3-Python程序文件结构.mkv ...
ASP.NET Core分布式项目实战（详解oauth2授权码流程）--学习笔记
最近公司产品上线,通宵加班了一个月,一直没有更新,今天开始恢复,每日一更,冲冲冲任务13:详解oauth2授权码流程我们即将开发的产品有一个用户 API,一个项目服务 API,每个服务都需要认证授 ...
ASP.NET Core分布式项目实战（集成ASP.NETCore Identity）--学习笔记
任务24:集成ASP.NETCore Identity 之前在 Index 页面写了一个 strong 标签,需要加个判断再显示,不然为空没有错误的时候也会显示 @if (!ViewContext.M ...
ASP.NET Core分布式项目实战（Consent 确认逻辑实现）--学习笔记
任务22:Consent 确认逻辑实现接下来,我们会在上一节的基础上添加两个按钮,同意和不同意,点击之后会把请求 post 到 ConsentController 处理,如果同意会通过 return ...

[新手学IOS]项目实战-土豆客户端(2): searchViewController的实现

[新手学IOS]项目实战-土豆客户端(2): searchViewController的实现相关推荐

最新文章

热门文章