iOS 制作表格 （数据源控制行，列数）

//
//  ViewController.m
//  表格－test
//
//  Created by abc on 16/8/2.
//  Copyright © 2016年 LiuWenqiang. All rights reserved.
//

#import "ViewController.h"
#define WQwidth  [UIScreen mainScreen].bounds.size.width
#define WQheight  [UIScreen mainScreen].bounds.size.height

@interface ViewController ()<UITableViewDataSource,UITableViewDelegate,UIScrollViewDelegate>

@property(strong,nonatomic) UITableView * tableview;
@property(strong,nonatomic) UIScrollView * scrollview;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];

    
    self.view.backgroundColor = [UIColor grayColor];
    
    UIScrollView *scrollview =[[ UIScrollView alloc]init];
    scrollview.frame = CGRectMake(0, 20, WQwidth, WQheight);
    scrollview.backgroundColor =[ UIColor grayColor];
    scrollview.contentSize = CGSizeMake(WQwidth, WQheight+50);

    scrollview.delegate =self;
    self.scrollview =scrollview;
    [self.view addSubview:scrollview];
    
    
    for (int i=0; i<5; i++) {
        
        UITableView *tableview =[[UITableView alloc]init];
        tableview.frame = CGRectMake(i*WQwidth/5+0.5, 0, (WQwidth-6*0.5)/5, scrollview.contentSize.height);
        tableview.backgroundColor = [UIColor whiteColor];
        tableview.delegate =self;
        tableview.dataSource = self;
        tableview.scrollEnabled = NO;
        tableview.tag = i;
        self.tableview =tableview;
        self.tableview.tableFooterView = [[UIView  alloc]init];
        [self.scrollview addSubview:tableview];
        
    }
    
}
-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{

    return 30;

}
-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"cell"];
    
    if (!cell) {
        cell  = [[UITableViewCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:@"cell"];
        cell.textLabel.text = [NSString stringWithFormat:@"第%ld行",(long)indexPath.row];
        cell.textLabel.font = [UIFont systemFontOfSize:13];
        cell.separatorInset = UIEdgeInsetsMake(0,-20 , 0, 0);
    }
    
    return cell;

}

-(NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
{
    if (tableView.tag ==2||tableView.tag ==1) {
        return @"图书";
    }else{
    
        return  nil;
    }

}

-(CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section
{

       if (tableView.tag ==2||tableView.tag ==1) {
    return WQheight/30;
       }else{
           return 0;
       }
}
-(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
{
    return WQheight/30;
    

}
-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{

    [tableView deselectRowAtIndexPath:indexPath animated:YES];
    
    NSLog(@"---------(%ld,%ld)",(long)tableView.tag,(long)indexPath.row);
    
}
-(void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath{
    
        if ([cell respondsToSelector:@selector(setSeparatorInset:)]) {
            [cell setSeparatorInset:UIEdgeInsetsZero];
        }
        if ([cell respondsToSelector:@selector(setLayoutMargins:)]) {
            [cell setLayoutMargins:UIEdgeInsetsZero];
        }
        //按照作者最后的意思还要加上下面这一段
        if([cell respondsToSelector:@selector(setPreservesSuperviewLayoutMargins:)]){
            [cell setPreservesSuperviewLayoutMargins:NO];
        }
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end