UI 08 tableView版中国省市区 -- 3页

还记得之前写的中国省市区么?

现在我们使用tableView将他显示出来.

里面用到了从前向后属性传值.

第一页效果图如下, 一共31个省

#import "ProViewController.h"
#import "CityViewController.h"
@interface ProViewController ()<UITableViewDataSource,UITableViewDelegate>
@property(nonatomic, retain)NSMutableArray *proArr;

@end

@implementation ProViewController
- (void)dealloc{
    [_proArr release];
    [super dealloc];
}

- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        [self createData];
    }
    return self;
}

- (void)createData{

    NSString *path = @"/Users/dllo/Desktop/UI 学习/UI08TableView 省市区./UI08TableView 省市区./area.txt";
    NSString *str = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:nil];
    NSArray *strArr = [str componentsSeparatedByString:@"\n"];
    self.proArr = [NSMutableArray array];
    for (NSString *temp in strArr) {
        if (![temp hasPrefix:@" "]) {
            NSMutableDictionary *prodic = [NSMutableDictionary dictionary];
            [prodic setObject:temp forKey:@"proname"];
            NSMutableArray *cityarr = [NSMutableArray array];
            [prodic setObject:cityarr forKey:@"cityarr"];

            [self.proArr addObject:prodic];
        }else if ([temp hasPrefix:@"  "]&&![temp hasPrefix:@"    "]){
            NSMutableDictionary *citydic = [NSMutableDictionary dictionary];
            [citydic setObject:temp forKey:@"cityname"];
            NSMutableArray *zonearr = [NSMutableArray array];
            [citydic setObject:zonearr forKey:@"zonearr"];

            NSMutableDictionary *prodic = [self.proArr lastObject];
            NSMutableArray *cityarr = prodic[@"cityarr"];
            [cityarr addObject:citydic];
        }else{
            NSMutableDictionary *prodic = [self.proArr lastObject];
            NSMutableArray *cityarr = prodic[@"cityarr"];
            NSMutableDictionary *citydic  = [cityarr lastObject];
            NSMutableArray *zonearr = citydic[@"zonearr"];
            [zonearr addObject:temp];
        }
    }
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.navigationController.navigationBar.translucent = NO;
    self.view.backgroundColor = [UIColor redColor];
    self.title = @"中国省名";

    UITableView *tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height - 64) style:UITableViewStylePlain];
    [self.view addSubview:tableView];
    [tableView release];
    tableView.delegate = self;
    tableView.dataSource = self;

//    // 读出plist文件内容
//    NSString *path = [[NSBundle mainBundle]pathForResource:@"Student" ofType:@"plist"];
//    NSMutableDictionary *dic = [NSMutableDictionary dictionaryWithContentsOfFile:path];
//    NSLog(@"%@",dic);

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

    return self.proArr.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
  static  NSString *reuse = @"reuse";
    UITableViewCell *cell  = [tableView dequeueReusableCellWithIdentifier:reuse];
    if (!cell) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:reuse] autorelease];
    }
    NSMutableDictionary *prodic = self.proArr[indexPath.row];
    cell.textLabel.text = prodic[@"proname"];
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    CityViewController *cityVC = [[CityViewController alloc] init];
    [self.navigationController pushViewController:cityVC animated:YES];
    [cityVC release];
    // 省字典
    NSMutableDictionary *prodic = self.proArr[indexPath.row];
    //省对应的市数组
   cityVC.cityarr = prodic[@"cityarr"];

}

第二页:

#import "CityViewController.h"
#import "ZoomViewController.h"
@interface CityViewController ()<UITableViewDataSource, UITableViewDelegate>

@end

@implementation CityViewController
- (void)dealloc{
    [_cityarr release];
    [super dealloc];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.view.backgroundColor = [UIColor blueColor];
   // NSLog(@"%@",self.cityarr);
     self.title = @"市名";
    UITableView *tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height - 64) style:UITableViewStyleGrouped];
    [self.view addSubview:tableView];
    [tableView release];

    tableView.delegate = self;
    tableView.dataSource = self;

}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return self.cityarr.count;
}
- (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];
    }
    NSMutableDictionary *citydic = self.cityarr[indexPath.row];
    cell.textLabel.text = citydic[@"cityname"];

    return cell;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    ZoomViewController *zoneVC = [[ZoomViewController alloc] init];
    [self.navigationController pushViewController:zoneVC animated:YES];
    [zoneVC release];

    NSMutableDictionary *citydic = self.cityarr[indexPath.row];
    zoneVC.zonearr = citydic[@"zonearr"];

}

第三页:

#import "ZoomViewController.h"

@interface ZoomViewController ()<UITableViewDataSource,UITableViewDelegate,UIAlertViewDelegate>
@property(nonatomic, retain)UIAlertView *alet;

@end

@implementation ZoomViewController
- (void)dealloc{
    [_zonearr release];
    [_alet release];
    [super dealloc];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
     self.title = @"区名";
    self.view.backgroundColor = [UIColor greenColor];
    UITableView *tableView = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height - 64) style:UITableViewStylePlain];
    [self.view addSubview:tableView];
    [tableView release];

    tableView.delegate = self;
    tableView.dataSource = self;
    tableView.rowHeight = 100;
    self.alet = [[UIAlertView alloc] initWithTitle:@"要返回到市名吗?" message:nil delegate:self cancelButtonTitle:@"返回市名" otherButtonTitles:@"返回主页",@"Cancel", nil];

}
- (NSInteger )tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return self.zonearr.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    static NSString *reuse = @"reuse";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:reuse];
    if (!cell) {
        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:reuse] autorelease];
    }
    cell.textLabel.text = self.zonearr[indexPath.row];
    return cell;
}
- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{

    [self.alet show];
}

- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{
    if (buttonIndex == 0) {
        [self.navigationController popViewControllerAnimated:YES];
    }else if (buttonIndex == 1){
        [self.navigationController popToRootViewControllerAnimated:YES];
    }
}

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