一,效果图。
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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
RootViewController.m
#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.}
原标题:【代码笔记】带索引的tableView
关键词:ie