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1、DelphiUser’sGuideDelphiforWindowsIntroductionCopyrightAgreementDelphirepresentsabrandnewwaytodevelopapplicationsforWindows.Itcombinesthespeedandeaseofuseofavisualdevelopmentenvironmentwiththepower,flexibility,andreusabilityofafullyobject-orientedlanguage,theworld’sfastestco
2、mpiler,andleading-edgedatabasetechnology.Asaresult,Delphiletsyoubuildsophisticatedclient/serverapplicationsinrecordtime.Delphiincludessupportforcreatingstand-aloneexecutable(.EXE)anddynamic-linklibrary(.DLL)filesandlocalornetworkeddatabaseapplications,aswellasclient/servera
3、pplications.InstallingDelphiDelphianditsinstallationprogramarebothWindowsapplications,soyoumustalreadyhaveWindowsrunningtoinstallDelphi.Theinstallationprogramcreatesdirectoriesasneededandcopiesfilesfromthedistributiondisktoyourharddrive.Theinstallationprogramislargelyself-e
4、xplanatory.ThefollowingstepstellyouallyouneedtoknowtoinstallDelphi.■ToinstallDelphi,1StartWindowsifitisnotalreadyrunningonyourcomputer.2InserttheDelphiCDintoyourCD-ROMdrive.3UseProgramManager’sFile
5、RunmenucommandorFileManagertorunINSTALLSETUP.EXEfromtheDelphiCD.4Followthe
6、instructionspresentedbytheinstallationprogram.Whentheinstallationprogramfinishesitswork,itoffersyoutheoptionofreadingtheREADME.TXTfile,whichcontainsimportantlast-minuteinformationaboutDelphi.It’sagoodideatoreadREADME.TXTbeforerunningDelphiforthefirsttime.Introduction1Docume
7、ntationoverviewDelphiincludescompletedocumentationtohelpyoulearntousetheproductquicklyandeffectively.TheDelphidocumentationconsistsofthreeparts:•Printedmanuals•OnlineHelp•InteractiveTutorsUsingthismanual•PartI,“GettingstartedwithDelphi,”introducesyoutothekindsoftasksyou’llp
8、erformwhendesigningandtestingapplicationsinDelphi.•PartII,“Fundamentalskills,”presentsconceptsandtechniquesyou’lluseindevelopingrobustandsophisticatedDelphiapplications.Theseskillsarediscussedinthecontextofcreatingsimplebutfunctionalexamples.•PartIII,“Programmingtopics,”dis
9、cussesthelanguageyou’llusetowriteyourapplications,howtoworkwithobjects,andhowtowri