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Jetpack Compose best practices 動画紹介 @GoogleI/O LT会
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Tojo
June 24, 2022
Programming
1
1.3k
Jetpack Compose best practices 動画紹介 @GoogleI/O LT会
GoogleI/O 2022 より、Jetpack Compose best practicesのセッション動画の解説を社内LT用にまとめたものです。
Tojo
June 24, 2022
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Transcript
ɹ50+0ɹ +FUQBDL$PNQPTF CFTUQSBDUJDFT https://developer.android.com/jetpack/compose/performance ެࣜυΩϡϝϯτc$PNQPTFͷύϑΥʔϚϯε ʹ 🌝 (PPHMF*0 1FSGPSNBODFCFTUQSBDUJDFTGPS+FUQBDL$PNQPTF IUUQTXXXZPVUVCFDPNXBUDI
W&02#15-LQ:UT
SFNFNCFS\^ -B[Z-JTULFZ EFSJWFE4UBUF0G\^ ಡΈऔΓͷԆظ ٯํॻ͖ࠐΈͷճආ #BTFMJOF1SP fi MFT ϦϦʔεϞʔυͰϏϧυ͢Δ ಈըͷߏ
࣮ͷ ΞϓϦߏͷ ύϑΥʔϚϯεʹؔ͢Δ ̓ͭͷΩʔϫʔυ
SFNFNCFS\^ -B[Z-JTULFZ EFSJWFE4UBUF0G\^ ಡΈऔΓͷԆظ ٯํॻ͖ࠐΈͷճආ #BTFMJOF1SP fi MFT ϦϦʔεϞʔυͰϏϧυ͢Δ ಈըͷߏ
࣮ͷ -5Ͱ ͚ͩ͜͜հ͠·͢ʂ ΞϓϦߏͷ $PNQPTJUJPOͱ3FDPNQPTJUJPOͷ ΈΛཧղ͍ͯ͠Δਓ͚ͷ༰Ͱ͢ 🙏
SFNFNCFS\^ ֮͑Δࢥ͍ग़͢
ྑ͘ͳ͍ίʔυ %PO`U Ҿ༻ɿIUUQTZPVUVCF&02#15-LQ: U
SFNFNCFS\^Λ͓͏ %P
SFNFNCFS\^Λ͓͏ %P ܭࢉ݁Ռ͕$PNQPTJUJPOʹอଘ͞ΕΔ LFZ͕มԽ͢Δ·Ͱ ࠶ܭࢉͤͣʹಉ͡Λฦ͢ SFNFNCFS\^
-B[Z-JTULFZ JUFNʹࣝผࢠΛ͚ͭΔ
$BVUJPO ྑ͘ͳ͍ίʔυ
$POUBDU*UFN $POUBDU*UFN $POUBDU*UFN -B[Z$PMVNO *% *% *% 1PT 1PT 1PT
ΞΠςϜϦετͷҐஔͰೝࣝ͞Ε͍ͯΔ $BVUJPO ྑ͘ͳ͍ίʔυ
$POUBDU*UFN $POUBDU*UFN $POUBDU*UFN -B[Z$PMVNO *% *% *% 1PT 1PT 1PT
$POUBDU*UFN $POUBDU*UFN $POUBDU*UFN -B[Z$PMVNO *% *% *% 1PT 1PT 1PT $POUBDU*UFN *% 1PT ઌ಄ʹ ΞΠςϜΛՃ 3FDPNQPTJUJPO ΞΠςϜϦετͷҐஔͰೝࣝ͞Ε͍ͯΔ $BVUJPO ྑ͘ͳ͍ίʔυ
-B[Z-JTULFZΛ͓͏ %P
-B[Z-JTULFZΛ͓͏ %P $POUBDU*UFN $POUBDU*UFN -B[Z$PMVNO *%BBB *%CCC *%DDD 1PT 1PT
1PT $POUBDU*UFN $POUBDU*UFN $POUBDU*UFN -B[Z$PMVNO *%BBB *%CCC *%DDD 1PT 1PT 1PT $POUBDU*UFN *%YYY 1PT ઌ಄ʹ ΞΠςϜΛՃ ࠶ར༻ ΞΠςϜ ϢχʔΫͳ*%Ͱೝࣝ͞Ε͍ͯΔ $POUBDU*UFN %P
EFSJWFE4UBUF0G\^ "ˠ#ͷੜ
%PO`U ྑ͘ͳ͍ίʔυ Ҿ༻ɿIUUQTZPVUVCF&02#15-LQ: U
EFSJWFE4UBUF0G\^Λ͓͏ %P
EFSJWFE4UBUF0G\^Λ͓͏ %P ͋Δঢ়ଶ͔Β৽͍͠ঢ়ଶΛܭࢉ͢Δͱ͖ʹར༻͢Δ ੜݩͷঢ়ଶ͕มԽͨ͠ͱ͖͚ͩ৽͍͠ঢ়ଶ͕ࢉग़͞ΕΔ EFSJWFE4UBUF0G\^
ಡΈऔΓͷԆظ 4UBUF5WBMVFͷಡΈऔΓλΠϛϯάͷݟۃΊ
%PO`U ྑ͘ͳ͍ίʔυ Ҿ༻ɿIUUQTZPVUVCF&02#15-LQ: U
%PO`U $PNQPTJUJPO -BZPVU %SBX ͲͷΑ͏ͳ6*Λ දࣔͤ͞Δ͔ Ͳ͜ʹ6*Λ ஔ͢Δ͔ 8IBU 8IFSF
)PX ͲͷΑ͏ʹ6*Λ ϨϯμϦϯά͢Δ͔ ը໘ʹ6*͕ग़Δ·ͰͷͭͷϑΣʔζ ྑ͘ͳ͍ίʔυ
%PO`U $PNQPTJUJPO -BZPVU %SBX ը໘ʹ6*͕ग़Δ·ͰͷͭͷϑΣʔζ ͲͷΑ͏ͳ6*Λ දࣔͤ͞Δ͔ Ͳ͜ʹ6*Λ ஔ͢Δ͔ 8IBU
8IFSF )PX ͲͷΑ͏ʹ6*Λ ϨϯμϦϯά͢Δ͔ ಡΈऔΔ $PMPS͕มԽ͢Δʹ ࠷ॳͷϑΣʔζ͔Β ࠶࣮ߦ͞Εͯ͠·͏ ྑ͘ͳ͍ίʔυ
ಡΈऔΓͷԆظΛ͓͏ %P
ಡΈऔΓͷԆظΛ͓͏ %P $PNQPTJUJPO -BZPVU %SBX ͲͷΑ͏ͳ6*Λ දࣔͤ͞Δ͔ Ͳ͜ʹ6*Λ ஔ͢Δ͔ 8IBU
8IFSF )PX ͲͷΑ͏ʹ6*Λ ϨϯμϦϯά͢Δ͔ $PMPS͕มԽ͢Δʹ %SBXϑΣʔζ͚͕ͩ ࠶࣮ߦ͞ΕΔ ಡΈऔΓ ը໘ʹ6*͕ग़Δ·ͰͷͭͷϑΣʔζ
SFNFNCFS\^ -B[Z-JTULFZ EFSJWFE4UBUF0G\^ ಡΈऔΓͷԆظ ٯํॻ͖ࠐΈͷճආ #BTFMJOF1SP fi MFT ϦϦʔεϞʔυͰϏϧυ͢Δ ಈըͷߏ
࣮ͷ ̑ΠϕϯτͷίʔϧόοΫͰ ঢ়ଶΛߋ৽͠Α͏ͱ͍͏؆୯ͳ ΞϓϦߏͷ https://developer.android.com/jetpack/compose/performance ެࣜυΩϡϝϯτc$PNQPTFͷύϑΥʔϚϯε υΩϡϝϯτΛಡΜͰ͍ͩ͘͞
Ҏ্ɻ +FUQBDL$PNQPTFCFTUQSBDUJDFT ͷಈըհͰͨ͠🌞 هࣄࣥචதͰ͢📝
ٯํॻ͖ࠐΈͷճආ
%PO`U ྑ͘ͳ͍ίʔυ
ٯํॻ͖ࠐΈΛճආ͠Α͏ %P