IOS第八天(1:UITableViewController团购,数据转模型,xib显示数据)

******HMTg.h 模型数据 

#import <Foundation/Foundation.h>

@interface HMTg : NSObject
@property (nonatomic, copy) NSString *title;
@property (nonatomic, copy) NSString *icon;
@property (nonatomic, copy) NSString *price;
@property (nonatomic, copy) NSString *buyCount;

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

+ (NSArray *)tgs;

@end

******HMTg.m 模型数据 

#import "HMTg.h"

@implementation HMTg

- (instancetype)initWithDict:(NSDictionary *)dict
{
    self = [super init];
    if (self) {
        [self setValuesForKeysWithDictionary:dict];
    }
    return self;
}

+ (instancetype)tgWithDict:(NSDictionary *)dict
{
    return [[self alloc] initWithDict:dict];
}

+ (NSArray *)tgs
{
    NSArray *array = [NSArray arrayWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"tgs.plist" ofType:nil]];
    
    NSMutableArray *arrayM = [NSMutableArray array];
    for (NSDictionary *dict in array) {
        [arrayM addObject:[self tgWithDict:dict]];
    }
    
    return arrayM;
}

@end

*********cell的文件HMTgCell.h

#import <UIKit/UIKit.h>

@interface HMTgCell : UITableViewCell
@property (weak, nonatomic) IBOutlet UIImageView *iconView;
@property (weak, nonatomic) IBOutlet UILabel *titleLabel;
@property (weak, nonatomic) IBOutlet UILabel *priceLabel;
@property (weak, nonatomic) IBOutlet UILabel *buyCountLabel;
@end

****HMTgCell.m

#import "HMTgCell.h"

@interface HMTgCell()

@end

@implementation HMTgCell

- (id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self) {
        // Initialization code
    }
    return self;
}

- (void)awakeFromNib
{
    // Initialization code
}

- (void)setSelected:(BOOL)selected animated:(BOOL)animated
{
    [super setSelected:selected animated:animated];

    // Configure the view for the selected state
}

@end

**********HMViewController.m

#import "HMViewController.h"
#import "HMTg.h"
#import "HMTgCell.h"

@interface HMViewController ()
@property (nonatomic, strong) NSArray *tgs;
@end

@implementation HMViewController

- (NSArray *)tgs
{
    if (_tgs == nil) _tgs = [HMTg tgs];
    return _tgs;
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    self.tableView.rowHeight = 80;
    
    // 调整边距，可以让表格视图让开状态栏
    self.tableView.contentInset = UIEdgeInsetsMake(20, 0, 0, 0);
}

///** 隐藏状态栏 */
//- (BOOL)prefersStatusBarHidden
//{
//    return YES;
//}

#pragma mark - 数据源方法
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return self.tgs.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    // 1. 可重用标示符
    static NSString *ID = @"Cell";
    // 2. tableView查询可重用Cell
    HMTgCell *cell = [tableView dequeueReusableCellWithIdentifier:ID];
    
    // 3. 如果没有可重用cell
    if (cell == nil) {
//        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:ID];
        // 从XIB加载自定义视图
        cell = [[[NSBundle mainBundle] loadNibNamed:@"HMTgCell" owner:nil options:nil] lastObject];
    }
    
    // 4. 设置Cell内容
    // 1> 取出模型
    HMTg *tg = self.tgs[indexPath.row];
    
//    cell.textLabel.text = tg.title;
//    cell.imageView.image = [UIImage imageNamed:tg.icon];
//    
//    cell.detailTextLabel.text = [NSString stringWithFormat:@"￥%@           已有%@人购买", tg.price, tg.buyCount];
    cell.titleLabel.text = tg.title;
    cell.iconView.image = [UIImage imageNamed:tg.icon];
    cell.priceLabel.text = tg.price;
    cell.buyCountLabel.text = tg.buyCount;
    
    return cell;
}

@end