業(yè)務處理層
#import "Load.h"
@implementation Load
static Load *ldl=nil;
//設置單例
+(instancetype)danli;
{
static dispatch_once_t onceToken;
dispatch_once(&onceToken, ^{
ldl=[[Load alloc]init];
});
return ldl;
}
+(instancetype)allocWithZone:(struct _NSZone *)zone
{
if (ldl==nil)
{
ldl=[super allocWithZone:zone];
}
return ldl;
}
-(id)copy
{
return self;
}
-(id)mutableCopy
{
return self;
}
-(void)get:(NSString *)urls file:(NSString*)fNa;
{
NSURL *url=[NSURL URLWithString:urls];
NSURLSession *see=[NSURLSession sharedSession];
NSURLSessionDataTask *tas=[see dataTaskWithURL:url completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
NSArray *arr=[NSJSONSerialization JSONObjectWithData:data options:0 error:nil];
dispatch_async(dispatch_get_main_queue(), ^{
if ([fNa isEqualToString:@"oneN"])
{
//發(fā)送通知
[[NSNotificationCenter defaultCenter]postNotificationName:@"mo" object:arr];
}
else
{
[[NSNotificationCenter defaultCenter]postNotificationName:@"se" object:arr];
}
});
}];
[tas resume];
}
主圖
#import "ViewController.h"#import "Load.h"#import "AaaViewController.h"@interface ViewController (){
NSArray *arr;
UITableView *tab;
}
#define MAC @"http://127.0.0.1/Move.json"
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
//注冊通知
[[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(getm:) name:@"mo" object:nil];
//調用業(yè)務管理層
[[Load danli]get:MAC file:@"oneN"];
tab=[[UITableView alloc]initWithFrame:self.view.frame];
tab.delegate=self;
tab.dataSource=self;
[self.view addSubview:tab];
}
-(void)getm:(NSNotification*)not
{
arr=not.object;
[tab reloadData];
}
- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section;
{
return arr.count;
}
-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
static NSString *str=@"cell";
UITableViewCell *cell=[tab dequeueReusableCellWithIdentifier:str];
if (cell==nil)
{
cell=[[UITableViewCell alloc]initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:str];
}
cell.textLabel.text=[[arr objectAtIndex:indexPath.row]objectForKey:@"name"];
return cell;
}
-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
AaaViewController *aa=[[AaaViewController alloc]init];
//傳值
aa.seq=[arr objectAtIndex:indexPath.row];
[self presentModalViewController:aa animated:YES];
}
第二個圖.h
@property(nonatomic,strong)NSDictionary *seq;
.m
#import "AaaViewController.h"
#import "Load.h"
@interface AaaViewController ()
@property (weak, nonatomic) IBOutlet UIImageView *vi;
@property (weak, nonatomic) IBOutlet UILabel *lab;
@property (weak, nonatomic) IBOutlet UILabel *lab1;
@property (weak, nonatomic) IBOutlet UILabel *lab2;
#define MAC @"http://127.0.0.1/Model.json"
@end
@implementation AaaViewController
- (void)viewDidLoad {
[super viewDidLoad];
// 注冊通知
[[NSNotificationCenter defaultCenter]addObserver:self selector:@selector(getm:) name:@"mo" object:nil];
//調用業(yè)務管理層
[[Load danli]get:MAC file:@"oneN"];
}
-(void)getm:(NSNotification*)not
{
NSArray *arr=not.object;
for (NSDictionary *mess in arr)
{
if ([[mess objectForKey:@"id"] isEqualToString:[self.seq objectForKey:@"id"]])
{
//獲取圖片
NSData *dat=[NSData dataWithContentsOfURL:[NSURL URLWithString:[mess objectForKey:@"img"]]];
self.vi.image = [[UIImage alloc]initWithData:dat];
self.lab.text = [self.seq objectForKey:@"name"];
self.lab1.text = [mess objectForKey:@"start"];
self.lab2.text = [mess objectForKey:@"price"];
}
}
}
