-(void)sysbutbuttonclick{

     ZBarReaderViewController *reader = [ZBarReaderViewController new];

     reader.readerDelegate = self;

     ZBarImageScanner *scanner = reader.scanner;

     [scanner setSymbology: ZBAR_I25

                    config: ZBAR_CFG_ENABLE

                        to: ];

     [self presentModalViewController: reader    animated: YES];

 }

 - (void) imagePickerController: (UIImagePickerController*) reader

  didFinishPickingMediaWithInfo: (NSDictionary*) info

 {

     NSLog(@"info=%@",info);

     // 得到条形码结果

     id<NSFastEnumeration> results =[info objectForKey: ZBarReaderControllerResults];

     ZBarSymbol *symbol = nil;

     for(symbol in results)

         // EXAMPLE: just grab the first barcode

         break;

     UIAlertView *alert=[[UIAlertView alloc] initWithTitle:@"信息提示!" message:symbol.data delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"确定", nil];

     [alert show];

     // 将获得到条形码显示到我们的界面上

     // resultText.text = symbol.data;

     NSLog(@"%@",symbol.data);

     // 扫描时的图片显示到我们的界面上

     //  resultImage.image =

     // [info objectForKey: UIImagePickerControllerOriginalImage];

     // 扫描界面退出

     //[reader dismissModalViewControllerAnimated: YES];

 }