UITableView_5-团购简单实现，nib封装实现，模型封装实现

来源：互联网发布：js slice和substring 编辑：程序博客网时间：2024/05/19 12:25

整体文件的结构

ViewController.m文件＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// TG团购

// Created by Toge on 6/5/15.

#import "ViewController.h"

#import "TGtg.h"

#import "TGtgCell.h"

@interface ViewController ()<UITableViewDataSource>

@property (weak, nonatomic) IBOutletUITableView *tableView;

@end

@implementation ViewController

- (NSArray *)tgs

{

if (_tgs ==nil) {

// UINib *nib = [UINib nibWithNibName:@"tgs" bundle:nil];

// NSArray *array = [nib instantiateWithOwner:nil options:nil];

NSString *path = [[NSBundlemainBundle]pathForResource:@"tgs"ofType:@"plist"];

NSArray *array = [NSArrayarrayWithContentsOfFile:path];

NSMutableArray *tempArray = [[NSMutableArrayalloc]initWithCapacity:15];

for (NSDictionary *dict in array) {

TGtg *tg = [TGtgtgWithDict:dict];

[tempArray addObject:tg];

}

_tgs = tempArray;

}

return _tgs;

}

- (void)viewDidLoad {

[superviewDidLoad];

// Do any additional setup after loading the view, typically from a nib.

self.tableView.rowHeight =80;

}

//先把电池栏隐藏

- (UIStatusBarStyle)preferredStatusBarStyle

{

return YES;

}

#pragma mark - datasource

//加载多少组数据 ,此处只有一组可以省略

//- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView

//{

//}

//加载多少数据

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

{

return self.tgs.count;

}

//创建cell

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

{

//调用封装的类，返回需要的cell，控制器并不需要知道，cell中有那些数据

TGtgCell *cell = [TGtgCelltgWithTableView:tableView];

//获得对应的模型

TGtg *tg = self.tgs[indexPath.row];

//将活的的模型传给，封装类，实现的过程控制器并不需要知道

cell.tg = tg;

return cell;

}

@end

TGtgCell.m＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// TG团购

// Created by Toge on 6/5/15.

#import "TGtgCell.h"

#import "TGtg.h"

@interface TGtgCell ()

@property (weak, nonatomic) IBOutletUIImageView *iconView;

@property (weak, nonatomic) IBOutletUILabel *titleLabel;

@property (weak, nonatomic) IBOutletUILabel *priceLabel;

@property (weak, nonatomic) IBOutletUILabel *buyCountLabel;

@end

@implementation TGtgCell

//封装nib文件的加载，直接返回cell

+ (instancetype)tgWithTableView:(UITableView *)tableView

{

//定义标识符

static NSString *identify =@"tg";

//在内存中找对应的cell

TGtgCell *cell = [tableViewdequeueReusableHeaderFooterViewWithIdentifier:identify];

//判断cell是否存在，不存在就重新创建

if (cell == nil) {

// cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:identify];

cell = [[[NSBundlemainBundle] loadNibNamed:@"TGtgcell"owner:niloptions:nil]lastObject];

}

return cell;

}

//将此tableviw的subview的赋值进行封装封装，将模型传进来

- (void)setTg:(TGtg *)tg

{

_tg = tg; //这不一定要有

self.iconView.image = [UIImageimageNamed:tg.icon];

self.titleLabel.text = tg.title;

self.priceLabel.text = [NSStringstringWithFormat:@"￥%@",tg.price];

self.buyCountLabel.text = [NSStringstringWithFormat:@"%@人购买",tg.buyCount];

}

@end

// TGtgCell.h＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// TG团购

// Created by Toge on 6/5/15.

#import <UIKit/UIKit.h>

@class TGtg;

@interface TGtgCell :UITableViewCell

//封装读取nib文件

+ (instancetype)tgWithTableView:(UITableView *)tableview;

//将模型传给view初始化此view中的各subview

@property (nonatomic,strong)TGtg *tg;

@end

// TGtg.m＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// TG团购

// Created by Toge on 6/5/15.

#import "TGtg.h"

@implementation TGtg

- (instancetype)initWithDict:(NSDictionary *)dict

{

if (self = [superinit]) {

//KVC方式给模型赋值

[selfsetValuesForKeysWithDictionary:dict];

}

return self;

}

+ (instancetype)tgWithDict:(NSDictionary *)dict

{

return [[selfalloc]initWithDict:dict];

}

@end

// TGtg.h＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝

// TG团购

// Created by Toge on 6/5/15.

#import <Foundation/Foundation.h>

@interface TGtg : NSObject

//模型的属性，和对应字典中的key名字相同

@property (nonatomic,copy)NSString *title;

@property (nonatomic,copy)NSString *price;

@property (nonatomic,copy)NSString *icon;

@property (nonatomic,copy) NSString *buyCount;

- (instancetype)initWithDict:(NSDictionary *)dict;

+ (instancetype)tgWithDict:(NSDictionary *)dict;

@end

最后效果图

0 0