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#import "AppDelegate.h"
#import "UMessage.h"
@interface AppDelegate ()

@end

@implementation AppDelegate


- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
    // Override point for customization after application launch.
    [UMessage startWithAppkey:@"55f12b92e0f55a787b002451" launchOptions:launchOptions];
    
#if __IPHONE_OS_VERSION_MAX_ALLOWED >= _IPHONE80_
    //register remoteNotification types （iOS 8.0及其以上版本）
    UIMutableUserNotificationAction *action1 = [[UIMutableUserNotificationAction alloc] init];
    action1.identifier = @"action1_identifier";
    action1.title=@"Accept";
    action1.activationMode = UIUserNotificationActivationModeForeground;//当点击的时候启动程序
    
    UIMutableUserNotificationAction *action2 = [[UIMutableUserNotificationAction alloc] init];  //第二按钮
    action2.identifier = @"action2_identifier";
    action2.title=@"Reject";
    action2.activationMode = UIUserNotificationActivationModeBackground;//当点击的时候不启动程序，在后台处理
    action2.authenticationRequired = YES;//需要解锁才能处理，如果action.activationMode = UIUserNotificationActivationModeForeground;则这个属性被忽略；
    action2.destructive = YES;
    
    UIMutableUserNotificationCategory *categorys = [[UIMutableUserNotificationCategory alloc] init];
    categorys.identifier = @"category1";//这组动作的唯一标示
    [categorys setActions:@[action1,action2] forContext:(UIUserNotificationActionContextDefault)];
    
    UIUserNotificationSettings *userSettings = [UIUserNotificationSettings settingsForTypes:UIUserNotificationTypeBadge|UIUserNotificationTypeSound|UIUserNotificationTypeAlert
                                                                                 categories:[NSSet setWithObject:categorys]];
    [UMessage registerRemoteNotificationAndUserNotificationSettings:userSettings];
#else
    
    //register remoteNotification types (iOS 8.0以下)
    [UMessage registerForRemoteNotificationTypes:UIRemoteNotificationTypeBadge
     |UIRemoteNotificationTypeSound
     |UIRemoteNotificationTypeAlert];
    
#endif
    //for log
    [UMessage setLogEnabled:YES];
    
    
    return YES;
}
- (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken
{
    [UMessage registerDeviceToken:deviceToken];
    NSLog(@"%@",[[[[deviceToken description] stringByReplacingOccurrencesOfString: @"<" withString: @""]
                  stringByReplacingOccurrencesOfString: @">" withString: @""]
                 stringByReplacingOccurrencesOfString: @" " withString: @""]);
}

//
//  DataApi.h
//  nwkrnw
//
//  Created by Dragon‘s Mac on 15/12/27.
//  Copyright © 2015年 Dragon Mac. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "FMDB.h"


@interface DataApi : NSObject

@property(strong,nonatomic) FMDatabase* dataBase;

//单例
+(instancetype)sharedDataApi;

//插入
-(BOOL)insertDataToSzzWithName:(NSString*)name;
//get
-(NSArray* )getAllData;
@end

//
//  DataApi.m
//  nwkrnw
//
//  Created by Dragon‘s Mac on 15/12/27.
//  Copyright © 2015年 Dragon Mac. All rights reserved.
//

#import "DataApi.h"

@implementation DataApi

+(instancetype)sharedDataApi
{
    static DataApi* dataApi;
    static dispatch_once_t once;
    dispatch_once(&once, ^{
        dataApi = [[DataApi alloc] init];
        dataApi.dataBase = [dataApi dataBase];
    });
    return dataApi;
}
-(FMDatabase *)dataBase
{
    if (!_dataBase) {
        _dataBase = [[FMDatabase alloc] initWithPath:[self documentPath]];
        
        //打开数据库
        [_dataBase open];
        if ([self creataTable]) {
            NSLog(@"数据库创建成功");
        }
    }
    return _dataBase;
}
-(BOOL)insertDataToSzzWithName:(NSString *)name
{
    if (![_dataBase open])
    {
        [_dataBase open];
    }
    
    NSString* sql = @"insert into szz (name) values (:name)";
    NSDictionary* dic = @{@"name":name};
    return [_dataBase executeUpdate:sql withParameterDictionary:dic];
    
}
-(NSArray *)getAllData
{
    if (![_dataBase open]) {
        [_dataBase open];
    }
    NSMutableArray* arr = [NSMutableArray new];
    NSString* sql = @"select * from szz";
    FMResultSet* result = [_dataBase executeQuery:sql];
    
    while ([result next])
    {
        NSDictionary* dic = [NSDictionary dictionaryWithDictionary:[result resultDictionary]];
        [arr addObject:dic];
    }
    return arr;
}
//创建数据表
-(BOOL )creataTable
{
    NSString* sql = @"create table if not exists szz(id integer primary key autoincrement, name text)";
    return [_dataBase executeUpdate:sql];
}
//
-(NSString* )documentPath
{
    NSString* path = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, 1)[0];
    return [path stringByAppendingPathComponent:@"ssz.sqlite"];
}
@end

//
//  ViewController.m
//  nwkrnw
//
//  Created by Dragon‘s Mac on 15/12/27.
//  Copyright © 2015年 Dragon Mac. All rights reserved.
//

#import "ViewController.h"
#import "DataApi.h"
#import "QRCodeGenerator.h"
#import "TableViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
}

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

- (IBAction)item1:(id)sender
{
    TableViewController*t = [[TableViewController alloc] init];
    [self.navigationController pushViewController:t animated:YES];
}
- (IBAction)btn1:(id)sender
{
    UIImage* image = [QRCodeGenerator qrImageForString:_contentTF.text imageSize:_image1.frame.size.width];
    _image1.image = image;
    
    
    NSString* path = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, 1)lastObject]stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.png",_contentTF.text]];
    NSLog(@"%@",path);
    
    //写入文件
    [UIImagePNGRepresentation(image) writeToFile:path atomically:1];
    [[DataApi sharedDataApi] insertDataToSzzWithName:_contentTF.text];
    
}
@end

#import "TableViewController.h"
#import "DataApi.h"

@interface TableViewController ()
{
    NSArray* arrData;
}
@end

@implementation TableViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    arrData = [[DataApi sharedDataApi]getAllData];

}
-(void)viewWillAppear:(BOOL)animated
{
    arrData = [[DataApi sharedDataApi]getAllData];
    [self.tableView reloadData];
}
- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return arrData.count;
}


- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    static NSString* cellid = @"cellid";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellid];
    if (!cell) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:cellid];
    }
    
    NSDictionary* dic = arrData[indexPath.row];
    cell.textLabel.text = dic[@"name"];
    NSString* path = [[NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, 1)lastObject]stringByAppendingPathComponent:[NSString stringWithFormat:@"%@.png",dic[@"name"]]];
    UIImage* ima = [UIImage imageWithContentsOfFile:path];
    cell.imageView.image = ima;
    // Configure the cell...
    
    return cell;
}

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原文地址：http://www.cnblogs.com/shitailong111/p/5080870.html