//
// ViewController.m
// UITableView分组展示数据
//
// Created by lavieenrose on 14/11/24.
// Copyright (c) 2014年 lavieenrose. All rights reserved.
//
#import “ViewController.h”
#define HEADER @”header”
#define FOOTER @”footer”
#define CITIES @”cities”
@interface ViewController (){
NSArray *_allProvinces;
}
@end
@implementation ViewController
– (void)viewDidLoad {
[super viewDidLoad];
UITableView *tv = [[UITableView alloc]initWithFrame:self.view.bounds style:UITableViewStyleGrouped];
CGRect frame = tv.frame;
frame.origin.y = 20;
tv.frame = frame;
tv.dataSource = self;
[self.view addSubview:tv];
_allProvinces = @[
@{
HEADER:@”广东”,
FOOTER:@”广东好”,
CITIES:@[@”广州”,@”深圳”,@”没船”]
},
@{
HEADER:@”浙江”,
FOOTER:@”浙江好”,
CITIES:@[@”嘉兴”,@”平湖”]
},
@{
HEADER:@”湖北”,
FOOTER:@”湖北好”,
CITIES:@[@”武汉”,@”黄冈”]
}
];
}
– (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
UITableViewCell *cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:nil];
NSDictionary *province = _allProvinces[indexPath.section];
NSArray *cities = province[CITIES];
NSString *text = cities[indexPath.row];
cell.textLabel.text = text;
return cell;
}
#pragma mark 组的底部文字
– (NSString *)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section{
return _allProvinces[section][FOOTER];
}
#pragma mark 组的头文字
– (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{
return _allProvinces[section][HEADER];
}
#pragma mark -数据源
#pragma mark 一共多少个省份
– (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
return _allProvinces.count;
}
#pragma mark 组里有多少行
– (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
return 1;
NSDictionary *province = _allProvinces[section];
NSArray *cities = province[CITIES];
return cities.count;
}
– (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end