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Exploring Flutter in Android

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April 18, 2018
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Exploring Flutter in Android

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takahirom

April 18, 2018
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Transcript

  1. &YQMPSJOH'MVUUFS JO"OESPJE UBLBIJSPN

  2. "CPVU.F ˖ UBLBIJSPN !OFX@SVOOBCMF  ˖ .FOKV5BLBIJSP ˖ *MJLF"OESPJE ˖

    "OESPJE%FWFMPQFSBU"CFNB57 ˖ 'MVUUFSCFHJOOFS

  3. #VJME

  4. *OTJEFBQL ˖ TOBQTIPU  ˖ VUUFSOBUJWFMJCSBSZ  ˖ 8IBUJTJOUIFEFYMF

  5. )PXUPCVJMEVUUFS"OESPJEBQL ˖ IUUQTVUUFSJPBOESPJESFMFBTF 3VOˑVUUFSCVJMEBQL˒

  6. 8IFSFJTˑVUUFS˒DPNNBOE ˖ IUUQTHJUIVCDPNVUUFSVUUFSCMPC FBDEDEFGGDBDBEDGBCQBDLBHFTVUUFS@UPPMT MJCFYFDVUBCMFEBSU *GPVOEJUJO'MVUUFS(JU)VCSFQPTJUPSZ VUUFSVUUFSQBDLBHFTVUUFS@UPPMTMJCFYFDVUBCMFEBSU

  7. VUUFSCVJMEBQL ˖ -FUˏTEFCVHHJOHˑVUUFSCVJMEBQL˒

  8. 8IBUJT'MVUUFSEPJOH BUCVJMEUJNF 3VOˑHSBEMFXBTTFNCMF3FMFBTF˒ qVUUFSCVJMEBQL

  9. 8IBUJT'MVUUFSEPJOH BUCVJMEUJNF qVUUFSCVJMEBQL HSBEMFXBTTFNCMF3FMFBTF 3VOˑBQQVUUFS#VJME3FMFBTF˒

  10. 8IBUJT'MVUUFSEPJOH BUCVJMEUJNF qVUUFSCVJMEBQL HSBEMFXBTTFNCMF3FMFBTF (SBEMFqVUUFS#VJME3FMFBTFUBTLT project.exec { executable flutterExecutable.absolutePath workingDir

    sourceDir if (localEngine != null) { args "--local-engine", localEngine args "--local-engine-src-path", localEngineSrcPath } args "build", "aot" VUUFSQBDLBHFTVUUFS@UPPMTHSBEMFVUUFSHSBEMF 3VOˑVUUFSCVJMEBPU˒

  11. 8IBUJT'MVUUFSEPJOH BUCVJMEUJNF qVUUFSCVJMEBQL HSBEMFXBTTFNCMF3FMFBTF qVUUFSCVJMEBPU (SBEMFqVUUFS#VJME3FMFBTFUBTLT final List<String> genSnapshotCmd =

    <String>[ genSnapshot, '--await_is_keyword', '--vm_snapshot_data=$vmSnapshotData', • VUUFSQBDLBHFTVUUFS@UPPMTMJCTSDDPNNBOETCVJME@BPUEBSU

  12. 8IBUJT'MVUUFSEPJOH BUCVJMEUJNF qVUUFSCVJMEBQL HSBEMFXBTTFNCMF3FMFBTF qVUUFSCVJMEBPU HFO@TOBQTIPU (SBEMFqVUUFS#VJME3FMFBTFUBTLT 8IBUJTTOBQTIPU

  13. 8IBUJTTOBQTIPU ˖ "05DPNQJMFECJOBSZJO'MVUUFS ˖ 'BTUFSJOJUJBMJ[BUJPO ˖ 5IFDPEFBOEUIFSFBEPOMZEBUBBSF NBQQFEJOUPNFNPSZGSPNUIFCJOBSZ ˖ IUUQTHJUIVCDPNEBSUMBOHTELXJLJ4OBQTIPUT

    ˖ "05DPNQJMJOH%BSUGPSJ04"OESPJE %BSU%FWFMPQFS4VNNJU 
 IUUQTXXXZPVUVCFDPNXBUDI WMR&VT*JL

  14. 3VO

  15. $PME3VO

  16. )PXEPFTJUXPSLJO"OESPJE ˖ %FCVHˑVUUFSSVO˒

  17. )PXEPFTJUXPSLJO"OESPJE ˖ -FUˏTEFCVHHJOHˑVUUFSSVO˒

  18. )PXEPFTJUXPSLJO"OESPJE ˖ ˑBECTIFMMBNTUBSU˒ ˖ IUUQTHJUIVCDPNVUUFSVUUFSCMPCDFCCGEFCCQBDLBHFTVUUFS@UPPMTMJCTSDBOESPJE BOESPJE@EFWJDFEBSU-

  19. )PXEPFTJUXPSLJO"OESPJE public class FlutterApplication extends Application { @Override @CallSuper public

    void onCreate() { super.onCreate(); FlutterMain.startInitialization(this); } System.loadLibrary("flutter"); -PBEMJCVUUFSTP 'MVUUFS.BJOTUBSU*OJUJBMJ[BUJPO

  20. )PXEPFTJUXPSLJO"OESPJE FlutterView ˖ IUUQTHJUIVCDPNVUUFSFOHJOFCMPCCECFBCBCCDDCGEBCDTIFMM QMBUGPSNBOESPJEJPVUUFSWJFX'MVUUFS7JFXKBWB ˖ IUUQTHJUIVCDPNVUUFSFOHJOFCMPCCECFBCBCCDDCGEBCDTIFMM QMBUGPSNBOESPJEJPVUUFSBQQ'MVUUFS"DUJWJUZ%FMFHBUFKBWB- setContentView 4IPX'MVUUFS7JFX

  21. )PU3FMPBE

  22. )PXEPFT'MVUUFSEPIPUSFMPBE ˖ %FCVHˑVUUFSSVO˒ ˖ 5ZQFˑS˒ ˖ $PNQJMFNBJOEBSUUPCVJMEBQQEJMM ˖ IUUQTHJUIVCDPNVUUFSVUUFSCMPC BGBCDGEEECFFDBFBGGCGQBDLBHFTVUUFS@UPPMT

    MJCTSDEFWGTEBSU-

  23. 8IBUJTBQQEJMM ˖ %BSU,FSOFM ˖ "TNBMMIJHIMFWFMMBOHVBHFEFSJWFEGSPN%BSU ˖ *OUFSNFEJBUFGPSNBUGPSXIPMFQSPHSBNBOBMZTJTBOE USBOTGPSNBUJPOT BOEBTBGSPOUFOEGPSDPEFHFOBOE FYFDVUJPOCBDLFOET

    ˖ IUUQTHJUIVCDPNEBSUMBOHTELUSFF FFBFBCBGDCBFGEBBQLHLFSOFM ˖ IUUQTHJUIVCDPNEBSUMBOHTELXJLJ,FSOFM%PDVNFOUBUJPO

  24. )PXUPEFCVH MJCVUUFSTP

  25. MJCVUUFSTP ˖ 5IF'MVUUFS&OHJOFJTBQPSUBCMFSVOUJNF
 GPSIPTUJOH'MVUUFSBQQMJDBUJPOT ˖ IUUQTHJUIVCDPNVUUFSFOHJOF IFSF JNBHFGSPNIUUQTVUUFSJPUFDIOJDBMPWFSWJFX

  26. %FCVHHJOH'MVUUFS&OHJOF ˖ -FUˏTCVJMEVUUFSFOHJOF UIJTUBLFTPNFIPVST  ˖ IUUQTHJUIVCDPNVUUFSFOHJOFCMPCNBTUFS$0/53*#65*/(NE ˖ "EEMPHUP'MVUUFS&OHJOF

  27. %FCVHHJOH'MVUUFS&OHJOF ˖ VUUFSSVOMPDBMFOHJOFTSDQBUI6TFSTUBLBIJSPNHJU FOHJOFTSDˋMPDBMFOHJOFBOESPJE@EFCVH@VOPQU ˖ (SBEMFCVJME ˖ VUUFSSVO

  28. %FCVHHJOH'MVUUFS&OHJOF ˖ -PPLVUUFSDPOTPMF:PVDBOTFFUIFMPH ˖ 1MFBTFUFMMNFJGZPVLOPXIPXUPBUUBDIEFCVHHFS

  29. 4VNNBSZ ˖ %POPUCFBGSBJECFDBVTFZPVDBOSFBEBOESVO'MVUUFS ˖ 'MVUUFSVTFT%BSU4OBQTIPUBOE%BSU,FSOFM ˖ 'MVUUFSJTIBDLBCMF ˖ 1MFBTFUFMMNFJGUIFSFJTBOZNJTUBLF