IOS开发中选择地区后实现tabbar的效果

#import 

@interface ChooseCityViewController : UIViewController

{
 NSMutableArray * dataArray;
 UITableView * mTableView;
}

@end 

#import "ChooseCityViewController.h"
#import "DetailViewController.h"


@interface ChooseCityViewController ()

@end

@implementation ChooseCityViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
 self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
 if (self) {
  // Custom initialization
 }
 return self;
}

- (void)viewDidLoad
{
 [super viewDidLoad];
 // Do any additional setup after loading the view.
 
 //读取plist文件
 [self readPlistFile];
 //初始化tableView
 [self initTableView];
 
}
#pragma -mark -functions

-(void)readPlistFile
{
 dataArray = [[NSMutableArray alloc] initWithCapacity:0];
 NSString * path = [[NSBundle mainBundle] pathForResource:@"city" ofType:@"plist"];
 
 NSDictionary * dict = [[NSDictionary alloc] initWithContentsOfFile:path];
 NSEnumerator * enumerator = [dict keyEnumerator];
 NSString * key;
 while (key = [enumerator nextObject]) {
  NSDictionary * t = [dict objectForKey:key];
  
  [dataArray addObject:t];
 }
 NSLog(@"%@",dataArray);
}

-(void)initTableView
{
 mTableView = [[UITableView alloc] initWithFrame:self.view.bounds style:UITableViewStylePlain];
 mTableView.delegate = self;
 mTableView.dataSource = self;
 mTableView.autoresizingMask = UIViewAutoresizingFlexibleHeight;
 [self.view addSubview:mTableView];

}
#pragma -UITableViewDelegate
-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
 return [dataArray count];
}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
 static NSString * ID = @"cellID";
 UITableViewCell * cell = [tableView dequeueReusableCellWithIdentifier:ID];
 if (cell == nil)
 {
  cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:ID];
 }
 NSDictionary *dict = [dataArray objectAtIndex:indexPath.row];
 cell.textLabel.text = [dict objectForKey:@"city_name"];
 return cell;
}

-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
 NSDictionary * dict = [dataArray objectAtIndex:indexPath.row];
 //把所选择的城市保存到本地
 [[NSUserDefaults standardUserDefaults] setObject:[dict objectForKey:@"city_id"] forKey:@"city_id"];
 [[NSUserDefaults standardUserDefaults] setObject:[dict objectForKey:@"city_name"] forKey:@"city_name"];
 
 //跳转到另一个有tabbar的页面
 DetailViewController *detail=[[DetailViewController alloc]init];
 [self.navigationController pushViewController:detail animated:NO];
}

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