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Flutterでクロスプラットフォーム開発を
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kuma
May 23, 2020
Programming
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Flutterでクロスプラットフォーム開発を
kuma
May 23, 2020
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Transcript
2020 5/23 Kuma FlutterͰΫϩεϓϥοτϑΥʔϜ։ൃΛ
͘· 5XJUUFS!LVNBEFTV w ීஈΞϓϦ։ൃΛߦ͍ͬͯ·͢ ҎલαʔόʔαΠυͬͯ·ͨ͠ w ͦΕͱผʹݸਓͰ"OESPJEɺJ04ΞϓϦΛ࡞ͬͯ·͢ w +BWBɺ,PUMJOɺ4XJGUɺ3FBDU/BUJWFͳͲͳͲ
w ϒϩά IUUQTLVNBTLVOIBUFOBCMPHDPN
ɾΫϥεϓϥοτϑΥʔϜ։ൃ͕Ͱ͖Δ(AndroidɾiOS྆ํΛ1ͭͰ։ൃͰ͖Δ) ɾGoogleʹΑͬͯ։ൃ͞ΕͨΞϓϦέʔγϣϯSDK ɾϓϩτλΠϓͷͭΓ͕͕Ͱ͖Δ ɾHot ReloadΛͬͯɺߴʹ։ൃ͕Ͱ͖Δ ɾHTMLΛॻ͔ͳ͍͍ͯ͘ Flutterͱʁ
Flutterͷ͍͍ͱ͜Ζ ɾAndroidͱiOSΛ̍ͭʹ·ͱΊΒΕΔ ɾHot ReloadͳͷͰɺιʔεΛߋ৽ͯ͠อଘ͢Εը໘ʹద༻͞ΕΔ ɾυΩϡϝϯτɾαϯϓϧίʔυ͕·͋·͋๛ ɾComponetͰ͋ͬͨΓɺWebͷ͕ࣝ͋Εಋೖ͍͢͠
αϯϓϧΞϓϦ๛
Flutterͷඍົͳͱ͜Ζ ɾOSͷػೳʹେ͖͘ґଘ͢ΔίʔυωΠςΟϒͰ։ൃ͢Δඞཁ͕͋Δ(Χϝϥػೳɺ௨ػೳͳͲ) →ϥΠϒϥϦ͕૿͑ͯঃʑʹগͳ͘ͳ͍ͬͯΔ ɾ·ͩͰ͖ͯؒͳ͍SDKͷͨΊΞοϓσʔτରԠ͕େมͦ͏ ɾυΩϡϝϯτӳޠ͕ଟ͍ ɾڽͬͨσβΠϯͦ͠͏
ಛ EveryThing is a Widget!!!!!!!!!! →ύʔπύʔπͰཧ͢Δ ͨͩ͠ɺ෦୯Ґ͚ͩͰͳ͘ฒํը໘ͷભҠͷํͳͲؚΊͯΈΜͳWidget StatefulWidget(ಈతͳύʔπ)ͱStatelessWidget(੩తύʔπ)ʹ͚ΒΕΔ
͜Μͳײ͡ λΠτϧ ͳͲͷ มΘΒͳ ͍ͷ navigationBottom(Լ ʹ͋Δϝχϡʔ)ͳͲ ͪ͜Β ϘλϯΛԡ͢ͱը໘ભ Ҡ͢ΔͨΊ
WidgetͷΫϥεͱঢ়ଶ Λཧ͢ΔͨΊͷΫϥ εͷ2ͭߏ
࠷ޙʹ Flutter·ͩ͜Ε͔ΒਐԽ͍ͯ͘͠ϓϥοτϑΥʔϜͳͷͰ͍͍ͱ͜Ζ͋Εѱ͍ͱ͜Ζ ͋Γ·͢ ͨͩɾɾɾɾ ϚϧνͰ։ൃͰ͖Δ໘നΈ͕͋ΔͷͰڵຯ͕͋Δਓମݧͯ͠Έ͍͍͔ͯ͠Ε·ͤΜ