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1、英文原文ComponentBasedFrameworktoCreateMobileCross-platformApplicationsAbstractSmartphonesprovideasetofnativefunctionalitiesandanothersetoffunctionalitiesavailablethroughthird-partyapplications.Theemergenceofmoreandmoreactors,withoutstandardstoprovidetheirdevicesorOS,stopsthe
2、cross-platformdevelopment.Indeed,adeveloperwouldhavetolearnmanyprogrammaticlanguagesandcreatemanyuserinterfacesformanydevices.Toresolvethisproblem,severalsolutionsoftenconsistinthecreationofacommonSDKtoonlywritetheapplicationonce.Then,theapplicationcodeistranslatedinnativ
3、ecodeforeachtargetplatform.Inthispaper,weproposeasolutionbasedonacomponentmodel.Asetofconfigurablecomponentsisimplementedforthetargetedplatforms.AcomponentwillhaveacommoninterfaceindependentfromthehostOS.Finally,anewlanguagewillofferdevelopersasingleinstructioncalltoanyco
4、mponentthroughitsinterface.Thisinstructioniscommononanyplatformstosimplifytheimplementationofacross-platformapplication.Keywords:Cross-platform,Cross-compiler,Generationofcode,Componentintegration,Universallanguage1IntroductionSmartphonesaremoreandmorepowerfulandtheirOSsu
5、pportdifferenthardwareandsoftwarefacilitieslikemulti-touchscreens,3G,Wi-Fi,andparticularlytheabilityofinstallingthird-partyapplications.Throughthesenewapplications,newfunctionalitieshaveemerged,especiallyfortheuser’smobility.Forexample,thankstothem,ausercantrackhiswayinac
6、ity,showsinformationinrealtime(augmentedreality),payshismetrotickets...However,themobilitycausesmanyvariationsofthecontext(indoor/outdoor,city/highway,areawithout3Gcoverage...).Thereforeanewtypeofapplicationsisborn:thecontext-awareapplications.Fourproblematicscanbehighlig
7、htedinthemobiledomain[1].Thefirstoneisuserexperience:thegoalistoalwaysdefinethebestuserinterface,forasimpleandintuitiveuse.Thesecondproblematicislinkedtoresourceandpowerconsumption:evenifthedevicesaremorepowerfulthanbefore,theyarestilllimitedinmemory,power,etc.Thethirdone
8、isapplicationmaintenance:amobileOSisoftenupdated,makingsomeapplicationsunusableonthenewversion.S
