Tài liệu Lập trình iPhone part 11 ppt

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M4LSRI-J]SYvZITVSKVEQQIHMR'SGSEJSV1EG37<]SYvZIPMOIP]YWIHWSQI SVEPPSJXLIWIXIGLRMUYIW -RXLMWGLETXIV[IvVIKSMRKXSPSSOEXXLVIIHMJJIVIRXQIGLERMWQWJSVTIVWMWX MRKHEXEXSXLIM4LSRIvWJMPIW]WXIQ;IvVIKSMRKXSPSSOEXYWMRKTVSTIVX]PMWXW SFNIGXEVGLMZIWSVEVGLMZMRKERHXLIM4LSRIvWIQFIHHIHVIPEXMSREPHEXEFEWI GEPPIH750MXI;I[MPP[VMXII\EQTPIETTPMGEXMSRWXLEXYWIEPPXLVII ',%48)6 &EWMG(EXE4IVWMWXIRGI  238) 4VSTIVX]PMWXWSFNIGXEVGLMZIWERH750MXIEVIRSXXLISRP][E]W]SYGERTIVWMWXHEXESRERM4LSRI8LI] EVINYWXXLIXLVIIQSWXGSQQSRERHIEWMIWX=SYEP[E]WLEZIXLISTXMSRSJYWMRKXVEHMXMSREP'-3GEPPW PMOI JSTIR XSVIEHERH[VMXIHEXE=SYGEREPWSYWI'SGSEvWPS[PIZIPJMPIQEREKIQIRXXSSPW-REPQSWX IZIV]GEWIHSMRKWS[MPPVIWYPXMREPSXQSVIGSHMRKIJJSVXERHMWVEVIP]RIGIWWEV]FYXXLSWIXSSPWEVIXLIVI MJ]SYRIIHXLIQ =SYV%TTPMGEXMSRvW7ERHFS\ %PPXLVIISJXLMWGLETXIVvWHEXETIVWMWXIRGIQIGLERMWQWWLEVIERMQTSVXERXGSQQSRIPIQIRX ]SYVETTPMGEXMSRvW(SGYQIRXWJSPHIV)ZIV]ETTPMGEXMSRKIXWMXWS[R(SGYQIRXWJSPHIVERH [MXLXLII\GITXMSRSJ%TTPIETTPMGEXMSRWWYGLEW7IXXMRKWETTPMGEXMSRWEVIVIWXVMGXIHXSVIEH MRKSRP][LEXvWMRXLIMVS[R(SGYQIRXWHMVIGXSV] 8SKMZI]SYWSQIGSRXI\XPIXvWXEOIEPSSOEX[LEXERETTPMGEXMSRPSSOWPMOISRXLIM4LSRI 3TIRE*MRHIV[MRHS[ERHREZMKEXIXS]SYVLSQIHMVIGXSV]8LIR[MXLMRXLEXHVMPPHS[R MRXS0MFVEV]%TTPMGEXMSR7YTTSVXM4LSRI7MQYPEXSV9WIV%XXLMWTSMRX]SYWLSYPHWIIJMZI WYFJSPHIVWSRISJ[LMGLMWREQIH%TTPMGEXMSRWWII*MKYVI *MKYVI8LIPE]SYXSJXLI9WIVHMVIGXSV]WLS[MRKXLI %TTPMGEXMSRWJSPHIV %WMWTVSFEFP]SFZMSYWXLI%TTPMGEXMSRWJSPHIVMW[LIVIXLIM4LSRIWXSVIWMXWETTPMGEXMSRW-J ]SYSTIRXLI%TTPMGEXMSRWJSPHIV]SYvPPWIIEFYRGLSJJSPHIVERHJMPIW[MXLREQIWXLEXEVI PSRKWXVMRKWSJGLEVEGXIVW8LIWIREQIWEVIKIRIVEXIHEYXSQEXMGEPP]F]<GSHI)EGLSJXLIWI JSPHIVWGSRXEMRWSRIETTPMGEXMSRERHMXWWYTTSVXMRKJSPHIVW 8LIWFJMPIWGSRXEMRWIXXMRKWXLEXXLIWMQYPEXSVYWIWXSPEYRGLXLITVSKVEQXLEXWLEVIWXLIWEQI REQI=SYWLSYPHRIZIVRIIHXSXSYGLXLSWI-J]SYSTIRSRISJXLIETTPMGEXMSRHMVIGXSVMIW LS[IZIV]SYWLSYPHWIIWSQIXLMRKXLEXPSSOWEPMXXPIQSVIJEQMPMEV-RXLIVI]SYvPPJMRHSRISJXLI M4LSRIETTPMGEXMSRW]SYvZIFYMPXEPSRK[MXLXLVIIWYTTSVXJSPHIVW(SGYQIRXW0MFVEV]ERHXQT =SYVETTPMGEXMSRWXSVIWMXWHEXEMR(SGYQIRXW[MXLXLII\GITXMSRSJ 279WIV(IJEYPXW FEWIHTVIJ IVIRGIWIXXMRKW[LMGLKIXWXSVIHMRXLI0MFVEV]4VIJIVIRGIWJSPHIV8LIXQTHMVIGXSV]SJJIVWETPEGI ',%48)6 &EWMG(EXE4IVWMWXIRGI  [LIVI]SYVETTPMGEXMSRGERWXSVIXIQTSVEV]JMPIW*MPIW[VMXXIRMRXSXQT[MPPRSXFIFEGOIHYTF] M8YRIW[LIR]SYVM4LSRIW]RGWFYX]SYVETTPMGEXMSRHSIWRIIHXSXEOIVIWTSRWMFMPMX]JSVHIPIXMRK XLIJMPIWMRXQTSRGIXLI]EVIRSPSRKIVRIIHIHXSEZSMHJMPPMRKYTXLIJMPIW]WXIQ +IXXMRKXLI(SGYQIRXW(MVIGXSV] 7MRGISYVETTPMGEXMSRMWMREJSPHIV[MXLEWIIQMRKP]VERHSQREQILS[HS[IVIXVMIZIXLI JYPPTEXLXSXLI(SGYQIRXWHMVIGXSV]WSXLEX[IGERVIEHERH[VMXISYVJMPIW#-XvWEGXYEPP] UYMXIIEW]8LIVIMWE'JYRGXMSRGEPPIH 277IEVGL4EXL*SV(MVIGXSVMIW-R(SQEMR XLEX[MPP JMRHZEVMSYWHMVIGXSVMIWJSV]SY8LMWMWE*SYRHEXMSRJYRGXMSRWSMXMWWLEVIH[MXL'SGSEJSV 1EG37<1ER]SJMXWEZEMPEFPISTXMSRWEVIHIWMKRIHJSV37<ERH[SRvXVIXYVRER]ZEPYIW SRXLIM4LSRIFIGEYWIXLSWIPSGEXMSRWHSRvXI\MWXSRXLIM4LSRIXLI(S[RPSEHWJSPHIVSV ]SYVETTPMGEXMSRHSIWRvXLEZIVMKLXWXSEGGIWWXLIPSGEXMSRHYIXSXLIM4LSRIvWWERHFS\MRK QIGLERMWQ ,IVIvWWSQIGSHIXSVIXVMIZIXLITEXLXSXLIHSGYQIRXWHMVIGXSV] 27%VVE]TEXLW!277IEVGL4EXL*SV(MVIGXSVMIW-R(SQEMRW27(SGYQIRX(MVIGXSV] 279WIV(SQEMR1EWO=)7 277XVMRKHSGYQIRXW(MVIGXSV]!?TEXLWSFNIGX%X-RHI\A 8LIGSRWXERX 27(SGYQIRX(MVIGXSV] WE]W[IEVIPSSOMRKJSVXLITEXLXSXLI(SGYQIRXW HMVIGXSV]8LIWIGSRHGSRWXERX 279WIV(SQEMR1EWO MRHMGEXIWXLEX[I[ERXXSVIWXVMGXSYV WIEVGLXSSYVETTPMGEXMSRvWWERHFS\-R1EG37<XLMWWEQIGSRWXERXMWYWIHXSMRHMGEXIXLEX [I[ERXXLIJYRGXMSRXSPSSOMRXLIYWIVvWLSQIHMVIGXSV][LMGLI\TPEMRWMXWWSQI[LEXSHH REQI 8LSYKLEREVVE]SJQEXGLMRKTEXLWMWVIXYVRIH[IGERGSYRXSRSYV(SGYQIRXWHMVIGXSV] VIWMHMRKEXMRHI\MRXLIEVVE];L]#;IORS[XLEXSRP]SRIHMVIGXSV]QIIXWXLIGVMXIVME [IvZIWTIGMJMIHWMRGIIEGLETTPMGEXMSRLEWSRP]SRI(SGYQIRXWHMVIGXSV];IGERGVIEXI EJMPIREQIJSVVIEHMRKSV[VMXMRKTYVTSWIWF]ETTIRHMRKERSXLIVWXVMRKSRXSXLIIRHSJXLI TEXL[INYWXVIXVMIZIH;IvPPYWIER 277XVMRK QIXLSHHIWMKRIHJSVNYWXXLEXTYVTSWIGEPPIH WXVMRK&]%TTIRHMRK4EXL'SQTSRIRX PMOIWS 277XVMRKJMPIREQI!?HSGYQIRXW(MVIGXSV] WXVMRK&]%TTIRHMRK4EXL'SQTSRIRX$XLI*MPIX\XA %JXIVXLMWGEPP JMPIREQI [SYPHGSRXEMRXLIJYPPTEXLXSEJMPIGEPPIHXLI*MPIX\XMRSYVETTPMGE XMSRvW(SGYQIRXWHMVIGXSV]ERH[IGERYWI JMPIREQI XSGVIEXIVIEHERH[VMXIJVSQXLEXJMPI +IXXMRKXLIXQT(MVIGXSV] +IXXMRKEVIJIVIRGIXS]SYVETTPMGEXMSRvWXIQTSVEV]HMVIGXSV]MWIZIRIEWMIVXLERKIXXMRKEVIJ IVIRGIXSXLI(SGYQIRXWHMVIGXSV]8LI*SYRHEXMSRJYRGXMSRGEPPIH 278IQTSVEV](MVIGXSV] [MPPVIXYVREWXVMRKGSRXEMRMRKXLIJYPPTEXLXS]SYVETTPMGEXMSRvWXIQTSVEV]HMVIGXSV]8SGVIEXI ',%48)6 &EWMG(EXE4IVWMWXIRGI  EJMPIREQIJSVEJMPIXLEX[MPPKIXWXSVIHMRXLIXIQTSVEV]HMVIGXSV][IJMVWXJMRHXLIXIQTSVEV] HMVIGXSV] 277XVMRKXIQT4EXL!278IQTSVEV](MVIGXSV] 8LIR[IGVIEXIETEXLXSEJMPIMRXLEXHMVIGXSV]F]ETTIRHMRKEJMPIREQIXSXLEXTEXLPMOI XLMW 277XVMRKXIQT*MPI!?XIQT4EXL WXVMRK&]%TTIRHMRK4EXL'SQTSRIRX$XIQT*MPIX\XA *MPI7EZMRK7XVEXIKMIW %WEVIQMRHIVMRXLMWGLETXIV[IvVIKSMRKXSPSSOEXXLVIIHMJJIVIRXETTVSEGLIWXSHEXETIV WMWXIRGI%PPXLVIIETTVSEGLIWQEOIYWISJ]SYVM4LSRIvWJMPIW]WXIQ -RXLIGEWISJ750MXI]SYvPPGVIEXIEWMRKPI750MXIHEXEFEWIJMPIERHPIX750MXI[SVV] EFSYXWXSVMRKERHVIXVMIZMRK]SYVHEXE;MXLXLISXLIVX[STIVWMWXIRGIQIGLERMWQWTVST IVX]PMWXWERHEVGLMZMRK]SYRIIHXSTYXWSQIXLSYKLXMRXS[LIXLIV]SYEVIKSMRKXSWXSVI ]SYVHEXEMREWMRKPIJMPISVMRQYPXMTPIJMPIW 7MRKPI*MPI4IVWMWXIRGI 9WMRKEWMRKPIJMPIMWXLIIEWMIWXETTVSEGLERH[MXLQER]ETTPMGEXMSRWMXMWETIVJIGXP] EGGITXEFPISRI=SYWXEVXSJJF]GVIEXMRKEVSSXSFNIGXYWYEPP]ER 27%VVE] SV 27(MGXMSREV]  XLSYKL]SYVVSSXSFNIGXGEREPWSFIFEWIHSREGYWXSQGPEWW2I\X]SYTSTYPEXI]SYVVSSX SFNIGX[MXL]SYVTVSKVEQHEXE;LIRIZIV]SYRIIHXSWEZI]SYVGSHIVI[VMXIWXLIIRXMVI GSRXIRXWSJXLEXVSSXSFNIGXXSEWMRKPIJMPI;LIR]SYVETTPMGEXMSRPEYRGLIWMXVIEHWXLI IRXMVIGSRXIRXWSJXLEXJMPIMRXSQIQSV]ERH[LIRMXUYMXWMX[VMXIWSYXXLIIRXMVIGSRXIRXW 8LMWMWXLIETTVSEGL[IvPPYWIMRXLMWGLETXIV 8LIHS[RWMHISJYWMRKEWMRKPIJMPIMWXLEX]SYLEZIXSPSEHEPPSJ]SYVETTPMGEXMSRvWHEXEMRXS QIQSV]ERH]SYLEZIXS[VMXIEPPSJMXXSXLIJMPIW]WXIQJSVIZIRXLIWQEPPIWXGLERKIW-J ]SYVETTPMGEXMSRMWRvXPMOIP]XSQEREKIQSVIXLEREJI[QIKEF]XIWSJHEXEXLMWETTVSEGLMW TVSFEFP]JMRIERHMXWWMQTPMGMX][MPPGIVXEMRP]QEOI]SYVPMJIIEWMIV 1YPXMTPI*MPI4IVWMWXIRGI 8LIQYPXMTPIJMPIETTVSEGLMWHIJMRMXIP]QSVIGSQTPMGEXIH%WERI\EQTPI]SYQMKLX[VMXI ERIQEMPETTPMGEXMSRXLEXWXSVIHIEGLIQEMPQIWWEKIMRMXWS[RJMPI8LIVIEVISFZMSYW EHZERXEKIWXSXLMWQIXLSH-XEPPS[WXLIETTPMGEXMSRXSPSEHSRP]HEXEXLEXXLIYWIVLEW VIUYIWXIHERSXLIVJSVQSJPE^]PSEHMRKERH[LIRXLIYWIVQEOIWEGLERKISRP]XLIJMPIW XLEXGLERKIHLEZIXSFIWEZIH8LMWQIXLSHEPWSKMZIW]SYXLISTTSVXYRMX]XSJVIIYTQIQ SV][LIR]SYVIGIMZIEPS[QIQSV]RSXMJMGEXMSRWMRGIER]QIQSV]XLEXMWFIMRKYWIHXS ',%48)6 &EWMG(EXE4IVWMWXIRGI  WXSVIHEXEXLEXXLIYWIVMWRSXGYVVIRXP]PSSOMRKEXGERFIJPYWLIHERHWMQTP]VIPSEHIHJVSQ XLIJMPIW]WXIQXLIRI\XXMQIMXvWRIIHIH8LIHS[RWMHISJQYPXMTPIJMPITIVWMWXIRGIMWXLEX MXEHHWEJEMVEQSYRXSJGSQTPI\MX]XS]SYVETTPMGEXMSR*SVRS[[IvPPWXMGO[MXLWMRKPIJMPI TIVWMWXIRGI 4IVWMWXMRK%TTPMGEXMSR(EXE 0IXvWKIXMRXSXLIWTIGMJMGWSJIEGLSJSYVXLVIITIVWMWXIRGIQIXLSHWTVSTIVX]PMWXWSFNIGX EVGLMZIWERH750MXI;IvPPI\TPSVIIEGLSJXLIWIMRXYVRERHFYMPHERETTPMGEXMSRXLEXYWIW IEGLQIGLERMWQXSWEZIWSQIHEXEXSXLIM4LSRIvWJMPIW]WXIQ;IvPPWXEVX[MXLTVSTIVX]PMWXW 4VSTIVX]0MWX7IVMEPM^EXMSR 7IZIVEPSJSYVETTPMGEXMSRWLEZIQEHIYWISJTVSTIVX]PMWXWQSWXVIGIRXP][LIR[IYWIH ETVSTIVX]PMWXXSWTIGMJ]SYVETTPMGEXMSRTVIJIVIRGIW4VSTIVX]PMWXWEVIGSRZIRMIRXFIGEYWI XLI]GERFIIHMXIHQERYEPP]YWMRK<GSHISVXLI4VSTIVX]0MWX)HMXSVETTPMGEXMSRERHFSXL 27(MGXMSREV] ERH 27%VVE] 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-J]SYvVIKSMRKXSYWITVSTIVX]PMWXWXSTIVWMWX]SYVETTPMGEXMSRHEXE]SYvPPYWIIMXLIVER 27%VVE]  SVER 27(MGXMSREV] XSLSPHXLIHEXEXLEXRIIHWXSFITIVWMWXIH%WWYQMRKXLEXEPPSJXLISFNIGXW XLEX]SYTYXMRXSXLI 27%VVE] SV 27(MGXMSREV] EVIWIVMEPM^EFPISFNIGXW]SYGER[VMXIETVSTIVX] PMWXF]GEPPMRKXLI [VMXI8S*MPIEXSQMGEPP] QIXLSHSRXLIHMGXMSREV]SVEVVE]MRWXERGIPMOIWS ?Q]%VVE][VMXI8S*MPI$WSQIJMPIPSGEXMSRSYXTYXTPMWXEXSQMGEPP]=)7A 238) -RGEWI]SY[IVI[SRHIVMRKXLI EXSQMGEPP] TEVEQIXIVXIPPWXLIQIXLSHXS[VMXIXLIHEXEXSER EY\MPMEV]JMPIRSXXSXLIWTIGMJMIHPSGEXMSR3RGIMXLEWWYGGIWWJYPP][VMXXIRXLIJMPIMX[MPPXLIRGST]XLEX EY\MPMEV]JMPIXSXLIPSGEXMSRWTIGMJMIHF]XLIJMVWXTEVEQIXIV8LMWMWEWEJIV[E]XS[VMXIEJMPIFIGEYWIMJ XLIETTPMGEXMSRGVEWLIWHYVMRKXLIWEZIXLII\MWXMRKJMPIMJXLIVI[EWSRI[MPPRSXFIGSVVYTXIH-XEHHW EXMR]FMXSJSZIVLIEHFYXMRQSWXWMXYEXMSRWMXvW[SVXLXLIGSWX 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