ios 二维码生成 扫瞄

////  ViewController.m//  ZBarDemo////  Created by qingyun on 4/9/13.//  Copyright (c) 2013 qingyun. All rights reserved.//#import "ViewController.h"#import "QRCodeGenerator.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad{    [super viewDidLoad];    _inputText.delegate = self;    // Do any additional setup after loading the view, typically from a nib.}- (void)didReceiveMemoryWarning{    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}-(void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info{        id<NSFastEnumeration> results =    [info objectForKey: ZBarReaderControllerResults];    ZBarSymbol *symbol = nil;    for(symbol in results)        break;    _backImageView.image = [info objectForKey: UIImagePickerControllerOriginalImage];     [picker dismissModalViewControllerAnimated: YES];        _label.text =  symbol.data ;}- (void)dealloc {    [_inputText release];    [_backImageView release];    [_label release];    [super dealloc];}- (IBAction)btnPress:(id)sender{        _backImageView.image = [QRCodeGenerator qrImageForString:_inputText.text imageSize:_backImageView.bounds.size.width];}- (IBAction)saoMiaoBtnPress:(id)sender{    ZBarReaderViewController *reader = [ZBarReaderViewController new];    reader.readerDelegate = self;    reader.supportedOrientationsMask = ZBarOrientationMaskAll;        ZBarImageScanner *scanner = reader.scanner;        [scanner setSymbology: ZBAR_I25                   config: ZBAR_CFG_ENABLE                       to: 0];        [self presentModalViewController: reader                            animated: YES];    [reader release];}-(BOOL)textFieldShouldReturn:(UITextField *)textField{    [_inputText resignFirstResponder];    return YES;}@end

 

demo 地址：http://115.com/18120767