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Androidエンジニア目線のKMM / iOSエンジニア目線のKMM
watanave
May 19, 2021
Programming
0
290
Androidエンジニア目線のKMM / iOSエンジニア目線のKMM
watanave
May 19, 2021
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Transcript
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։ൃڥʁ w "OESPJE4UVEJP ,..ϓϥάΠϯ w WFSTJPOPSIJHIFS w όʔδϣϯޓੑʹҙ w "OESPJE4UVEJP
w ,PUMJOϓϥάΠϯ w ,..ϓϥάΠϯ
"OESPJE(SBEMFQMVHJO w Ҏ্ඇରԠ w ͔͠͠ɺϫʔΫΞϥϯυͰར༻Մೳ w IUUQTZPVUSBDLKFUCSBJOTDPNJTTVF,5 w %SPJE,BJHJΞϓϦ͜ͷϫʔΫΞϥϯυΛ͍ͬͯΔ
ύοͱݟϚϧνϞδϡʔϧϓϩδΣΫτ w ςϯϓϨʔτͰ৽نϓϩδΣΫτ࡞Δͱʜ w "OESPJEΞϓϦϞδϡʔϧ w ,..ڞ௨Ϟδϡʔϧ w JPT"QQԼ9DPEFͷϓϩδΣΫτ w
ϚϧνϦϙδτϦՄ "OESPJEΞϓϦϞδϡʔϧ 9DPEFϓϩδΣΫτ ڞ௨Ϟδϡʔϧ
ڞ௨Ϟδϡʔϧͷத w DPNNPO.BJOʹڞ௨ίʔυ w ϓϥοτϑΥʔϜݻ༗ίʔυͦΕͧΕͷ σΟϨΫτϦԼʹ w DPNNPO.BJOʹએݴͨ͠JOUFSGBDFΛ֤ϓ ϥοτϑΥʔϜͰ࣮ w
FYQFDUBDUVBMͱ͍͏Έ "OESPJEݻ༗ίʔυ J04ݻ༗ίʔυ ڞ௨ίʔυ
ϥΠϒϥϦબఆ৻ॏʹ w 🙅+BWBϥΠϒϥϦ͑ͳ͍ w %BHHFSˠ,PJO ,PEFJO w 3FUSP fi Uˠ,UPS
w 3PPNˠ4RMEFMJHIU w IUUQTHJUIVCDPN""LJSB,PUMJO.VMUJQMBUGPSN-JCSBSJFT
$PSPVUJOFTͷѻ͍ʹҙ͕ඞཁ w J04 ,PUMJO/BUJWF ͷ$PSPVUJOFTγϯάϧεϨου w ϚϧνεϨουόʔδϣϯผϒϥϯν dependencies { implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.4.3-native-mt")
{ version { strictly("1.4.3-native-mt" ) } } }
$PSPVUJOFTͷѻ͍ʹҙ͕ඞཁ w J04 ,PUMJO/BUJWF ҆શͳฒྻॲཧͷͨΊʹGSP[FOͱ͍͏Έ͕ w "OESPJEΤϯδχΞ͕ීஈ௨Γʹڞ௨ίʔυΛ࣮͢Δͱ J04͚ͩΫϥογϡ💥ͷΑ͏ͳ͜ͱ͕ى͜ΓಘΔ MainScope().launch
{ var str = “string " withContext(Dispatchers.Main) { str = “main " } withContext(Dispatchers.Default) { str = "default " } )
J04ΤϯδχΞࢹͷ,.. w ීஈͷJ04ΞϓϦ։ൃͱͲ͏ҧ͏ʁ w ԿΛ֮͑ͳ͚ΕͳΒͳ͍ʁ w ,..ͷίʔυͲ͏ͬͯݺͼग़͢ͷʁ w ݴ͍͍ͨ͜ͱ͕ଟ͗͢ΔͷͰۦ͚Ͱ
։ൃڥʁ w ͍ͭ௨Γͷ9DPEF w WFSTJPOPSIJHIFS w ,PUMJOίʔυॻ͘ͳΒ"OESPJE4UVEJP ,..ϓϥάΠϯ
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test(str: String?) { str?.count() // ·͘͞͠OptionalνΣΠϯʂ str!!.count() // ڧ੍Unwra p if (str == null) retur n // ͜͜OptionalνΣΠϯ͍Βͳ͍ͷ⁉ str.count( ) } Ұݟɺҙຯෆ໌ͳεϚʔτΩϟετ
(SBEMFͱ͍͏ϏϧυγεςϜ val iosTarget: (String, KotlinNativeTarget.() -> Unit) -> KotlinNativeTarget =
if (System.getenv("SDK_NAME")?.startsWith("iphoneos") == true ) ::iosArm6 4 els e ::iosX6 4 iosTarget("ios") { binaries { framework { baseName = "shared " } } } ,..ͷϞδϡʔϧ⁶9DPEFͷλʔήοτʁʁʁ
J04ΤϯδχΞ͕֮͑Δඞཁ͋Δ͔ʁ IUUQTLPUMJOMBOHPSHEPDTNPCJMFPSHBOJ[FQSPDFTTBSPVOELNNIUNMBQQSPBDIFTUPPSHBOJ[JOHUFBNXPSLGPSNVMUJQMBUGPSNQSPKFDUT
,PUMJOίʔυΛͲ͏࣮ͬͯߦ͢Δʁ w J04ͷ,PUMJO ,PUMJO/BUJWF 0CK$ޓ w ,PUMJOίϯύΠϥGSBNFXPSLΛੜͯ͘͠ΕΔ w ,PUMJOͰ"'/FUXPSLJOH͕͑Δ w
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,PUMJOίʔυΛͲ͏࣮ͬͯߦ͢Δʁ w GSBNFXPSLΛJNQPSU͢Δ IUUQTLPUMJOMBOHPSHEPDTNPCJMFJOUFHSBUFJOFYJTUJOHBQQIUNMDPOOFDUUIFGSBNFXPSLUPZPVSJPTQSPKFDU val packForXcode by tasks.creating(Sync::class) { group
= "build " val mode = System.getenv("CONFIGURATION") ?: "DEBUG " val targetName = "ios " val framework = kotlin.targets.getByName<KotlinNative > inputs.property("mode", mode ) dependsOn(framework.linkTask ) val targetDir = File(buildDir, "xcode-frameworks" ) from({ framework.outputDirectory } ) into(targetDir ) }
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J04 ,PUMJO/BUJWF ͚ͩϏϧυෆՄɾίʔυิෆೳʁ w IJFSBSDIJDBMQSPKFDUTUSVDUVSF IUUQTLPUMJOMBOHPSHEPDTNJHSBUJOHNVMUJQMBUGPSNQSPKFDUUPIUNMNJHSBUFUPUIFIJFSBSDIJDBMQSPKFDUTUSVDUVSF ͜Ε͕ ͜͏ͳΔ
J04 ,PUMJO/BUJWF ͚ͩϏϧυෆՄɾίʔυิෆೳʁ w IJFSBSDIJDBMQSPKFDUTUSVDUVSF IUUQTLPUMJOMBOHPSHEPDTNJHSBUJOHNVMUJQMBUGPSNQSPKFDUUPIUNMNJHSBUFUPUIFIJFSBSDIJDBMQSPKFDUTUSVDUVSF
·ͱΊ w "OESPJEΤϯδχΞࢹͰ w ,..ϚϧνϞδϡʔϧϓϩδΣΫτ w ϥΠϒϥϦબఆͱίϧʔνϯؾΛΔ͠ w J04ΤϯδχΞ w
,PUMJO(SBEMFͷֶशίετ͋Δ w ͦ͜"OESPJEΤϯδχΞʹͤΔͱ͍͏બࢶ͋Δ w ,PUMJOͷίʔυ0CK$ޓ w J04 ,PUMJO/BUJWF ͚ͩϏϧυෆՄɾίʔυิෆೳͨ·ʹ͋Δʁ