UITableViewController－分区和索引

//
//  MyIndexTabelViewController.h
//  AppUI组件学习
//
//  Created by 麦子 on 15/6/23.
//  Copyright (c) 2015年 麦子. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface MyIndexTabelViewController : UITableViewController<UISearchBarDelegate>

@property(nonatomic,strong) NSMutableArray *array;
@property(nonatomic,strong) NSMutableDictionary *dic;
@property(nonatomic,strong) NSMutableArray *searchArray;
@property(nonatomic,strong) NSMutableArray *tempArray;

@end

//
//  MyIndexTabelViewController.m
//  AppUI组件学习
//
//  Created by 麦子 on 15/6/23.
//  Copyright (c) 2015年 麦子. All rights reserved.
//

#import "MyIndexTabelViewController.h"

@implementation MyIndexTabelViewController{

BOOL searchFlag;
}

@synthesize array;
@synthesize dic;
@synthesize searchArray;
@synthesize tempArray;

- (void)viewDidLoad{
[super viewDidLoad];
self.title = @"分区和索引";
[self createView];
}

- (void)createView{
// 获取plist的文件
NSString *path = [[NSBundle mainBundle] pathForResource:@"NbaPlayer" ofType:@"plist"];
self.dic = [NSMutableDictionary dictionaryWithContentsOfFile:path];
self.array = (NSMutableArray *)[[self.dic allKeys]sortedArrayUsingSelector:@selector(compare:)];

// 组装数据
self.searchArray = [[NSMutableArray alloc] init];
NSArray *dataArray = [self.dic allValues];
for (NSArray *playerNameArray in dataArray) {
for (NSString *str in playerNameArray) {
[self.searchArray addObject:str];
}
}
self.tempArray = self.searchArray;

// 下拉控件
self.refreshControl = [[UIRefreshControl alloc] init];
[self.refreshControl addTarget:self action:@selector(refreshEvent) forControlEvents:UIControlEventValueChanged];
self.refreshControl.attributedTitle = [[NSAttributedString alloc] initWithString:@"努力加载中....."];

CGFloat width = [[UIScreen mainScreen] bounds].size.width;
// 搜索栏
UISearchBar *search = [[UISearchBar alloc] init];
search.frame = CGRectMake(0,0,width,40);
// 关掉拼音检查
search.autocorrectionType = UITextAutocorrectionTypeYes;
// 取消首字母大写
search.autocapitalizationType = UITextAutocapitalizationTypeNone;
// 显示取消按钮
search.showsCancelButton = NO;
search.placeholder = @"请输入你要查找的内容";
// 代理处理
search.delegate = self;

self.tableView.tableHeaderView = search;

}

// 监听下拉
- (void)refreshEvent{
self.refreshControl.attributedTitle = [[NSAttributedString alloc] initWithString:@"加载成功....."];
[self.refreshControl endRefreshing]; // 结束刷新
[self.tableView reloadData]; // 重新加载数据

}

// 分区
- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView{
if (searchFlag) {
return 1;
}
return self.array.count;
}

// 一区有几行
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
if (searchFlag) {
return self.searchArray.count;
}
NSString *key = [self.array objectAtIndex:section];
NSArray  *childArray = [self.dic objectForKey:key];
return childArray.count;
}

// 单元头
- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section{
if (searchFlag) {
return @"查询结果";
}
return self.array[section];
}

//单元格
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{

UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"myCell"];
if (cell == nil) {
cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"myCell"];
}
if (searchFlag) {
cell.textLabel.text = self.searchArray[indexPath.row];
searchFlag = false;
return cell;
}
NSString *key = [self.array objectAtIndex:indexPath.section];// 获取区
NSArray *dataArray = [[self.dic objectForKey:key]sortedArrayUsingSelector:@selector(compare:)]; // 默认排序

cell.textLabel.text = dataArray[indexPath.row];
return cell;

}

// 添加索引
- (NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView{
if (searchFlag) {
return nil;
}

return self.array;
}

// 搜索按钮－－搜索
- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar{

//    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"搜索栏" message:@"测试搜索点击按钮" delegate:self cancelButtonTitle:@"关闭" otherButtonTitles:@"已经看到", nil];
//    [alert show];

searchFlag = true;
self.searchArray = self.tempArray;
NSString *searchText = searchBar.text;
NSMutableArray *findArray = [[NSMutableArray alloc] init];
for (NSString *str in self.searchArray) {
if ([[str uppercaseString] containsString:searchText] || [[str lowercaseString] containsString:searchText]) {
[findArray addObject:str];
}
}
self.searchArray = findArray;
[self.tableView reloadData];
}

// 开始编辑的时候
- (void)searchBarTextDidBeginEditing:(UISearchBar *)searchBar{

searchBar.showsCancelButton = YES;

}

// 点击取消按钮的
- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar{
// 去掉聚焦
[searchBar resignFirstResponder];
searchBar.showsCancelButton = NO;
self.searchArray = self.tempArray;
searchFlag = false;
[self.tableView reloadData];

}

@end