ios项目开发(天气预报项目):
本项目基于 《使用storyboards建立 Navigation Controller and Table View》 http://uliweb.cpython.org/tutorial/view_chapter/424
创建, 代码中使用了 静态的 tableviewcell
增加了 textview,url,json数据解析
部分代码片段:
// // cityViewController.h // weather1 // // Created by HeJiasheng on 13-11-12. // Copyright (c) 2013年 HeJiasheng. All rights reserved. // #import <UIKit/UIKit.h> @interface cityViewController : UIViewController @property (strong, nonatomic) IBOutlet UITextView *text1; @property (strong, nonatomic) IBOutlet NSString *textcontent; @end
- (void)viewDidLoad { [super viewDidLoad]; self.text1.text= textcontent; // Do any additional setup after loading the view. }
// // ViewController.h // weather1 // // Created by HeJiasheng on 13-11-12. // Copyright (c) 2013年 HeJiasheng. All rights reserved. // #import <UIKit/UIKit.h> @interface ViewController : UITableViewController @end
ViewController.m 增加
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { if ([segue.identifier isEqualToString:@"cityinfo"]) { NSIndexPath *indexPath = [self.tableView indexPathForSelectedRow]; UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath]; if ([[[cell textLabel] text] isEqualToString: @"北京"]) { NSError *error; NSURL *URL = [NSURL URLWithString:@"http://m.weather.com.cn/data/101010100.html"]; NSData *data = [NSData dataWithContentsOfURL:URL]; NSDictionary *Dic = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:&error]; NSDictionary *Info = [Dic objectForKey:@"weatherinfo"]; cityViewController *destViewController = segue.destinationViewController; destViewController.textcontent = [NSString stringWithFormat: @"今天是 %@ %@ %@ 的天气状况是:%@ %@ ",[Info objectForKey:@"date_y"],[Info objectForKey:@"week"],[Info objectForKey:@"city"], [Info objectForKey:@"weather1"], [Info objectForKey:@"temp1"]]; } } }
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