APP. ios. Construction Strategy and Main Technology of the Mobile Library APP Take ios for Instance. 2 ios. ios. UI MVC ios APP G250 APP

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1 * APP ios ios UI APP API XML MVC ios APP G250 Construction Strategy and Main Technology of the Mobile Library APP Take ios for Instance Chen Junjie 1 2 Huang Guofan 1 1 Xiamen University LibraryXiamen China 2 State Key Laboratory of Digital Publishing TechnologyBeijing China Abstract This paper proposes Xiamen University ios mobile library APP building strategiesincluding the selected technical typeuser needs researchingfunction modules setupui designingapp programmingand APP testing. It also describes API developmentxml parsingmulti - threaded implementationand MVC programming mode application. Keywords Digital library Smart phone Mobile library ios APP 1 APP ios ios 2 ios ios 4 iphone ipodtouch ipadappletv * CCF CIP CCF - DP XIANDAI TUSHU QINGBAO JISHU 75

2 ios MAC OS X XCode 5 XCode 5 XCode Interface Bulider iphone ios ios UI ios 2. 0 APP Store APP Store ios SDKSoftware Development Kit 8 UITabBarController Game Center icloud UINavigationController UITabBarController UITa bbar 1 3 ios APP 3. 1 APP ios APP Native Web Hybrid ios APP Native APP Hybrid APP Web APP 5 Native + Navigation- UIWeb View 7 Controller Native APP Native APP Web APP UIPageControl 2 Hybrid ios UIWebView UI 3. 4 APP UITabBarController UITabBar UITabBar 5 C /S B /S APP C /S 3. 3 UI PC 76

3 Application Program Interface API APP API 3. 5 APP HTTP POST GET APP ios XML API API API Android ios API Android 3 CPU RAM ios iphone ipod Touch ipad XCode Retina itouch4 iphone4 APP ipad Universal ios XCode ios 3 API ios XML ios SDK NSXMLParser libxml2 TBXML TouchXML APP KissXML TinyXML GDataXML APP DOM 9 SAX 10 DOM XML XML APP XML XPath XML SAX XML XML SAX DOM 4 ios APP XML 4. 1 API XML Google XIANDAI TUSHU QINGBAO JISHU 77

4 GDataXML DOM 4. 2 MVC NSString * urlstr = NSString alloc initwithformat@ " http/ /xx. xx. xx. xx /libsyswebservices / books. asmx /GetBorrowedBooksredrCertId = " predrcertid / / API NSURLConnection * conn = NSURLConnection allocinitwith- Request NSURLRequest requestwithurl NSURL URLWithStringurlStr delegateself GDataXMLDocument * xmldocument = GDataXMLDocument allocinitwithxmlstringoptions0 error&error GDataXMLElement * rootnode = xmldocument rootelement NSError * error2 = NSError alloc init NSArray * mtitlelist = rootnode nodesforxpath@ " / /ArrayOfBorrowedBook /Borrowed- Book /MTitle" error&error2 NSArray * mauthorlist = rootnode nodesforxpath@ " / /ArrayOfBorrowedBook /Borrowed- Book /MAuthor" error&error2 NSArray * callnolist = for int i = 0i <propnolist count i + + / /Book * book = Book allocinit BorrowedBook * book = BorrowedBook alloc init GDataXMLNode * node = propnolist objectatindexi book. propno = node stringvalue node =mtitlelist objectatindexi book. mtitle =node stringvalue node =mauthorlist objectatindexi book. mauthor =node stringvalue node =callnolist objectatindexi book. callno =node stringvalue booksarray addobjectbook book release error2 release return booksarray NSURLConnection HTTP API XML Controller Outlet View GDataXMLDocument XPath Controller Outlet UI BorrowedBook Outlet 78 XML APP UI UI ios SDK NSURLConnection UI ios UI ios MVCModel - View - Controller 4 ios MVC 4 ios MVC UI View View Outlet Controller Outlet View rootnode nodesforxpath@ " / /ArrayOfBorrowedBook /Borrowed- Book /CallNo" error&error2 Control-

5 ler 5Model Controller UI Controller Model - voidreborrow NSString * predrcertid propno NSString * ppropno Model Notification KVO flag " REBORROW" Key - Value Observing Controller Controller self. returndata = NSMutableData data Outlet View UI 11 MVC asmx /ReBorrowredrCertId = &propno = " predrcertidppropno Model MVC NSURLConnection * conn = NSURLConnection allocinit- WithRequest NSURLRequest requestwithurl 5 NSURL URLWithStringurlStr delegateself/ / 5 MVC 1 View Touch Up Inside action 2action Controller reborrowedbutton- Pressed - IBActionreBorrowedButtonPressed idsender DAL * dal = DAL alloc init dal release 3Controller Outlet View activi- View tyindicator - voiddal DAL * dal DidFinishReBorrow NSString * 4Controller Model string NSString * urlstr = NSString alloc initwithformat@ " http/ /x. x. x. x /libsyswebservices /books. self. DALConnection = conn conn release NSURLConnection Controller 6Delegate Model NSURLConnection Controller - voidconnection NSURLConnection * connection didreceivedata NSData * data self. returndata appenddatadata NSLog NSString alloc initwithformat@ " didreceive- Data" flag / /1. - voidconnection NSURLConnection * connection did- FailWithError NSError * error / /2. - voidconnectiondidfinishloading NSURLConnection * connection / /3. DAL dal setdelegateself/ NSURLConnection / NSString * username =UserHelpler getusername dal reborrowusername propnopropnolabel. text/ / 7Controller Model Delegate UIAlertView * alert = UIAlertView allocinitwithtitle@ " XIANDAI TUSHU QINGBAO JISHU 79

6 " message NSString alloc " " mtitlelabel. text string delegatenil cancelbuttontitle@ " OK" otherbuttontitlesnil alert show alert release - voiddal DAL * dal DidFailReBorrow NSError * error Utility showsimplealert NSString alloc initwithformat@ " " error localizeddescription 8Controller Outlet View 5 XCodeEB /OL http/ /en. wikipedia. org / wiki / XCode. 6 Native vs Web vs HybridEB /OL http/ / www. slideshare. net /grigs /native - vs - mobile - web - vs - hybrid 5 ios UIWebView Class ReferenceEB /OL ht- APP Store tp/ /developer. apple. com /library /ios /# documentation /uikit /reference / UIWebView_Class / Reference / Reference. html ios SDKEB /OL http/ /en. wikipedia. org /wiki /IOS_SDK. 9 Document Object ModelEB /OL http/ / en. wikipedia. org / wiki / Document_Object_Model. 1 EB /OL http/ /itunes. apple. com /cn /app /zhong - guo - guo - jia - tu - shu - guan /id mt = 8. Reader Service of National Library of ChinaEB /OL http/ /itunes. apple. com / cn / app / zhong - guo - guo - jia - tu - shu - guan / id mt = 8. 2 EB /OL http/ /itunes. apple. com / cn / app / shang - hai - tu - shu - guan - shanghai / id mt = 8. Shanghai LibraryEB /OL http/ /itunes. apple. com /cn /app /shang - hai - tu - shu - guan - shanghai /id mt = 8. 3 EB /OL http/ /itunes. apple. com /cn /app /hui - wen - zhang - shang - tu - shu - guan / id mt = 8. Huiwen Mobile LibraryEB /OL http/ /itunes. apple. com /cn /app /hui - wen - zhang - shang - tu - shu - guan /id mt = 8. 4 ioseb /OL http/ /zh. wikipedia. org /zh - cn /ios. - apps - for - mobile - development. 10SAXEB /OL http/ /zh. wikipedia. org /zh - cn /SAX. 11iOS MVCEB /OL http/ /gaoyong. diandian. com /post / / MVC in ioseb / OL http/ /gaoyong. diandian. com /post / / E - mailfandog@ gmail. com 80