带索引的tableView

带索引的tableView

一，效果图。

二，工程图。

三，代码。

RootViewController.h

#import <UIKit/UIKit.h>

@interface RootViewController : UIViewController

<UITableViewDelegate,UITableViewDataSource,UISearchDisplayDelegate,UISearchBarDelegate>

{

UITableView * tableview;

NSMutableArray * Aarray;

UISearchBar * searchBar;

UISearchDisplayController *searchControl;

}

@end

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RootViewController.m

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#import "RootViewController.h"

@interface RootViewController ()

@end

@implementation RootViewController

- (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.

//初始化背景图

[self initBackGroundView];

}

#pragma -mark -functions

-(void)initBackGroundView

{

Aarray = [[NSMutableArray alloc] initWithObjects:@"+",@"我",@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#",nil];

//tableView

tableview = [[UITableView alloc] initWithFrame:CGRectMake(0, 0, 320, 460-44-10-10-20) style:UITableViewStylePlain];

tableview.tag = 101;

tableview.delegate = self;

tableview.dataSource = self;

[self.view addSubview:tableview];

//searchView

searchBar = [[UISearchBar alloc] initWithFrame:CGRectMake(0, 0, 320, 44)];

tableview.tableHeaderView = searchBar;

searchBar.showsScopeBar = YES;

searchBar.placeholder = @"在全部关注中搜索...";

//搜索的时候会有左侧滑动的效果

searchControl = [[UISearchDisplayController alloc]initWithSearchBar:searchBar contentsController:self];

searchControl.delegate = self;

searchControl.searchResultsDataSource = self;

searchControl.searchResultsDelegate = self;

}

#pragma -mark -searchbar

-(void)searchBar:(UISearchBar *)searchBar selectedScopeButtonIndexDidChange:(NSInteger)selectedScope

{

;

}

#pragma -mark -UITableViewDelegate

-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView

{

return 2;

}

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

{

if (section == 0) {

return 1;

}

return 100;

}

- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

{

return 40.0;

}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath

{

NSString * strID = @"ID";

UITableViewCell * cell = [tableview dequeueReusableCellWithIdentifier:strID];

if (cell == nil) {

cell = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleValue1 reuseIdentifier:strID];

}

if (indexPath.section == 0 && indexPath.row == 0) {

cell.textLabel.text = @"找朋友";

}else if(indexPath.section ==1 && indexPath.row == 0){

cell.textLabel.text=@"row";

}

return cell;

}

-(NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section

{

if (section == 1) {

return @"我的资料";

}

return nil;

}

-(NSArray *)sectionIndexTitlesForTableView:(UITableView *)tableView

{

return [NSArray arrayWithObjects:UITableViewIndexSearch,@"+",@"A",@"B",@"C",@"D",@"E",@"F",@"G",@"H",@"I",@"J",@"K",@"L",@"M",@"N",@"O",@"P",@"Q",@"R",@"S",@"T",@"U",@"V",@"W",@"X",@"Y",@"Z",@"#", nil];

}

- (void)didReceiveMemoryWarning

{

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

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