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简单的DEMO

简单的DEMO

作者: UIImage | 来源:发表于2017-07-28 10:03 被阅读0次

ViewController.m中

#import "ViewController.h"
#import "MyTableViewCell.h"
#import "MyViewController.h"
#import "Model.h"
@interface ViewController ()<UITableViewDelegate,UITableViewDataSource,ModelDelegate>
{
    UITableView *table;
    NSArray *path;
    NSDictionary *dic;
    NSMutableArray *arr;
    
//    UILabel *ll;

}

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    table = [[UITableView alloc]initWithFrame:self.view.frame];
    table.delegate = self;
    table.dataSource = self;
    table.rowHeight = 120;
    [self.view addSubview:table];
    
    UILabel *ll = [[UILabel alloc]initWithFrame:CGRectMake(30, self.view.frame.size.height-80, 100, 40)];
    ll.text = @"总价位:";
    [self.view addSubview:ll];
    
    NSString *plistPath = [[NSBundle mainBundle] pathForResource:@"wty" ofType:@"plist"];
    path = [[NSArray alloc]initWithContentsOfFile:plistPath];
    
    
    
    arr=[[NSMutableArray alloc]init];
    for (int i=0; i<20; i++) {
        Model *mode=[[Model alloc]init];
        mode.Numbercount=0;
        mode.row = i;
        [arr addObject:mode];
    }
    
    
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section{
    return path.count;
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath{
    
    MyTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@""];
    if (!cell) {
        cell = [[MyTableViewCell alloc]initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:@""];
    }

    dic = path[indexPath.row];
    cell.img.image = [UIImage imageNamed:[dic objectForKey:@"img"]];
    cell.lab1.text = [dic objectForKey:@"name"];
    cell.lab2.text = [dic objectForKey:@"jiage"];
    
    
    cell.delegate = self;
    
    cell.lab3.text=[NSString stringWithFormat:@"%ld",[arr[indexPath.row] Numbercount ]];
    
    Model * MM = arr [indexPath.row];
    cell.model = MM;

    
    
    return cell;
}

-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{
    dic = path[indexPath.row];
    MyViewController *myView = [[MyViewController alloc]init];
    myView.img = [dic objectForKey:@"img"];
    myView.name = [dic objectForKey:@"name"];
    [self.navigationController pushViewController:myView animated:YES];
}


-(void)regiestAddBtn:(MyTableViewCell *)cell Model:(Model *)mm{
    
        mm.Numbercount +=1;
        [table reloadData];    
}
-(void)regiestCutBtn:(MyTableViewCell *)cell Model:(Model *)mm{
    if (mm.Numbercount > 0) {
        mm.Numbercount -=1;
    }else{
        return;
    }
        [table reloadData];
   
}

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

MyViewController.h中

#import <UIKit/UIKit.h>

@interface MyViewController : UIViewController
@property(nonatomic,strong)NSString *img,*name;
@end

MyViewController.m中

#import "MyViewController.h"

@interface MyViewController ()

@end

@implementation MyViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    self.view.backgroundColor = [UIColor whiteColor];
    
    UIImageView *vv = [[UIImageView alloc]initWithFrame:CGRectMake(80, 80, 250, 250)];
    vv.image = [UIImage imageNamed:self.img];
    [self.view addSubview:vv];
    
    UILabel *ll = [[UILabel alloc]initWithFrame:CGRectMake(150, 400, 100, 100)];
    ll.text = self.name;
    [self.view addSubview:ll];

}

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

@end

MyTableViewCell.h中

#import <UIKit/UIKit.h>
#import "Model.h"

@class Model;
@class MyTableViewCell;

@protocol ModelDelegate <NSObject>

@required
-(void)regiestAddBtn:(MyTableViewCell *)cell Model:(Model *)mm;

-(void)regiestCutBtn:(MyTableViewCell *)cell Model:(Model *)mm;
@end
@interface MyTableViewCell : UITableViewCell

@property(nonatomic,weak)id<ModelDelegate>delegate;

@property(nonatomic,strong)Model * model;

@property(nonatomic,strong)UIImageView *img;
@property(nonatomic,strong)UILabel *lab1;
@property(nonatomic,strong)UILabel *lab2;
@property(nonatomic,strong)UILabel *lab3;
@property(nonatomic,strong)UIButton *btn1;
@property(nonatomic,strong)UIButton *btn2;

@end

MyTableViewCell.m中

#import "MyTableViewCell.h"

@implementation MyTableViewCell
-(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier{
    if (self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]) {
        [self.contentView addSubview:self.img];
        [self.contentView addSubview:self.lab1];
        [self.contentView addSubview:self.lab2];
        [self.contentView addSubview:self.lab3];
        [self.contentView addSubview:self.btn1];
        [self.contentView addSubview:self.btn2];


    }
    return self;
}

-(UIImageView *)img{
    if (!_img) {
        _img = [[UIImageView alloc]initWithFrame:CGRectMake(10, 5, 70, 70)];
        
    }
    return _img;
}
-(UILabel *)lab1{


    if (!_lab1) {
        _lab1 = [[UILabel alloc]initWithFrame:CGRectMake(10, 80, 200, 30)];
    }
    return _lab1;
}
-(UILabel *)lab2{
    
    
    if (!_lab2) {
        _lab2 = [[UILabel alloc]initWithFrame:CGRectMake(150, 60, 200, 30)];
    }
    return _lab2;
}

-(UILabel *)lab3{
    
    
    if (!_lab3) {
        _lab3 = [[UILabel alloc]initWithFrame:CGRectMake(300, 60, 40, 30)];
        _lab3.text = @"0";
    }
    return _lab3;
}

-(UIButton *)btn1{

    if (!_btn1) {
        _btn1 = [[UIButton alloc]initWithFrame:CGRectMake(250, 60, 30, 30)];
        
        [_btn1 setTitle:@"-" forState:0];
        [_btn1 setTitleColor:[UIColor blackColor] forState:0];
        [_btn1 addTarget:self action:@selector(cutclick:) forControlEvents:UIControlEventTouchUpInside];

        
    }
    return _btn1;
}

-(UIButton *)btn2{
    
    if (!_btn2) {
        _btn2 = [[UIButton alloc]initWithFrame:CGRectMake(330, 60, 30, 30)];
        [_btn2 setTitleColor:[UIColor blackColor] forState:0];
        [_btn2 setTitle:@"+" forState:0];
        [_btn2 addTarget:self action:@selector(addclick:) forControlEvents:UIControlEventTouchUpInside];


    }
    return _btn2;
}

-(void)addclick:(UIButton *)addBtn{
    
    if ([self.delegate respondsToSelector:@selector(regiestAddBtn:Model:)]) {
        
        [self.delegate regiestAddBtn:self Model:self.model];
        NSLog(@"cell=====%p====%ld",self.model,self.model.row);
        
    }
    
}

-(void)cutclick:(UIButton *)cutBtn{
    
    if ([self.delegate respondsToSelector:@selector(regiestCutBtn:Model:)]) {
        [self.delegate regiestCutBtn:self Model:self.model];
    }
    
}

@end

Model.h中

#import <Foundation/Foundation.h>

@interface Model : NSObject

@property(nonatomic,assign)NSInteger Numbercount;
@property(nonatomic,assign)NSInteger row;

@end

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