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JavaScript初心者がFirefox OSの時計アプリを読んでみた
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Mikio Fujita
November 15, 2014
Programming
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JavaScript初心者がFirefox OSの時計アプリを読んでみた
Mikio Fujita
November 15, 2014
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Transcript
+BWB4DSJQUॳ৺ऀ͕ 'JSFGPY04ͷ ࣌ܭΞϓϦΛಡΜͰΈͨ @staybuzz @benevolent0505 @jade_halcyon 'Y04ίʔυϦʔσΟϯάϛʔτΞοϓ
ࣗݾհdstaybuzzd @staybuzz • ిؾ௨৴େֶ • ࠷ۙόΠτ࢝Ίͨ o Ϋϥυʂ • ͋·Γϓϩάϥϛϯά͠ͳ͍
• චശͷ৭'JSFGPYΦϨϯδ
ࣗݾհdbenevolent0505d !benevolent0505 Έ͖͓ • ిؾ௨৴େֶੜ ! • ϓϩάϥϛϯάॳ৺ऀؾຯʁ !
• ϚοΫϒοΫΦϨ
ࣗݾհdjade_halcyond !jade_halcyon ͋͗͞Μ w ిؾ௨৴େֶ̏ w ϓϩάϥϛϯάॳ৺ऀ w +BWB4DSJQUz)FMMP
XPSMEz͢Βॻ͚ͳ͍͘ Β͍ʹΘ͔Βͳ͔ͬͨ w ʹΐʹΐ
ൃදͷഎܠ ʹߦΘΕͨ04$ʹͯ !NBTBXBEBʮ࠙ձ͋Δ͠ߦ͖·͠ΐ͏ʂʯ ୡʮֶੜԁͳΒߦͬͯΈΑ͏͔ͳʜʯ ͥͻߦ͖·͠ΐ͏ʂ
ൃදͷഎܠ 04$࠙ձʹͯ!BPJ@OBHBUTVLJ͞Μʹ BPJʮ܅ͨͪɺ'Y04ڵຯ͋ΔΑͶʁ͆ʯ ˣ BPJʮίʔυಡΜͰΈͳ͍ʁ͆ʯ ˣ BPJʮۭ͍ͯΔΜ͚ͩͲɺग़ΔΑͶʁ͆ʯ ˣ ୡʮ͋ʙ͆ʯ ʊਓਓਓਓਓਓʊ
ʼɹొஃܾఆɹʻ ʉ:?:?:?:?:ʉ
͕ࣗͨͪͨ͜͠ͱdऔΓΈͷํd ! w·֤͕ͣࣗࣗ༝ʹಡΈਐΊ͍ͯ͘ wணͷચ͍ग़͠ w(PPHMFεϓϨουγʔτʹΘ͔ͬͨ͜ͱΛ࣍ʑ ʹϝϞ͍ͯ͘͠ wใڞ༗
͕ࣗͨͪͨ͜͠ͱdऔΓΈͷํd w ʹҰ΄ͲͷϖʔεͰ4LZQF͠ͳ͕Βಡ ΈਐΊΔ w Ϟνϕʔγϣϯͷҡ࣋ɺूத
͕ࣗͨͪͨ͜͠ͱd࣮ࡍͷྲྀΕd panels alarm stopwatch timer clock_view alarm_list post_message _proxy active_alarm
alarm_edit child_window _manager ֤ϑΝΠϧɾσΟϨΫτϦ໊͔ΒׂΛਪଌ
͕ࣗͨͪͨ͜͠ͱd࣮ࡍͷྲྀΕd • σόοΨΛ͍͡ΊΔ ◦ ͱ͍͑ɺίʔυΛಡΉ͚ͩ ◦ ϒϨʔΫϙΠϯτɾɾɾʁ • ϝιου໊ͰίʔυΛݕࡧ͠ݺͼग़͠ͷྲྀΕΛਪଌ ◦
͋͘·Ͱʮਪଌʯ͔͍ͯ͠͠ͳ͔ͬͨ
͕ࣗͨͪͨ͜͠ͱd࣮ࡍͷྲྀΕd w ΞϥʔϜ͕໐Δॠؒʹண͢Δ͜ͱʹ w ΞϥʔϜͷ࠷ॏཁػೳ ʁ ͳʹ͕ΞϥʔϜΛ ໐Β͍ͯ͠Δͷɾɾɾʁ
͕ࣗͨͪͨ͜͠ͱd࣮ࡍͷྲྀΕd w ϒϨʔΫϙΠϯτͷଘࡏΛΔʂʂʂ w ਪଌ͕֬৴ʹมΘΔॠؒ ϒϨʔΫϙΠϯτɺ ͬͯ·͔͢ʁ
Θ͔ͬͨ͜ͱ
Θ͔ͬͨ͜ͱdΞϥʔϜͷൃՐd Navigator.mozAlarm ! w ࢦఆ࣌ؒʹΠϕϯτΛൃՐ w 'Y04ݻ༗ͷ"1* w ར༻ʹಛݖΞϓϦͰ͋Δ͜ͱ͕ඞཁ
Θ͔ͬͨ͜ͱdΞϥʔϜͷൃՐd manifest.webappͷpermissions෦ https://github.com/mozilla-b2g/gaia/blob/master/apps/clock/manifest.webappΑΓ ͜͜
Θ͔ͬͨ͜ͱdΞϥʔϜͷൃՐd Alarm.scheduleϝιου navigator.mozAlarm.add() ͕ൃՐ࣌ؒΛࢦఆ ΞϥʔϜ࡞࣌
` Θ͔ͬͨ͜ͱdΞϥʔϜͷൃՐd onAlarmFired or onTimerFired Viewͷ දࣔ indexedDB mozSetMessageHandler ͕ઃఆ
onMozAlarm ΞϥʔϜൃՐ࣌ʂʂ อଘ͞ΕͨΞϥʔϜ ͷઃఆΛಡΈࠐΉ ϝΠϯετϦʔϜ
Θ͔ͬͨ͜ͱdεψʔζd ൃՐͨ͠ΞϥʔϜͷ*%ͷใΛ%#ΑΓऔಘ active_alarm.js (v2.0)
Θ͔ͬͨ͜ͱdεψʔζd ݱࡏ࣌ࠁ b4OPP[F`Λλοϓͨ࣌͠ࠁ ʹ༧Ίઃఆͨ͠ε ψʔζλΠϜΛͨ࣌͠ࠁΛ%#ʹॻ͖ࠐΈ alarm.js (v2.0)
Θ͔ͬͨ͜ͱd"1*ͱ͔d ! • Navigator.mozAlarm w ࠓճͷ࣌ܭΞϓϦͷ؊ • Navigator.mozSetMessageHandler w γεςϜʹൃՐ࣌ͷىಈ͢ΔΠϕϯτΛઃఆ͢ΔͨΊ
• Navigator.requestWakeLock w ݤʹͳ͍ͬͯͦ͏ͳΜ͚ͩͲಾɾɾɾ
Θ͔ͬͨ͜ͱd8FC"1*d 8FC"1*ΛͬͯΞϓϦΛ։ൃ͕Ͱ͖Δ ʢྫʣ • indexedDB API ◦ ΞϥʔϜͷઃఆͷอଘʹ༻ • vibration
API ◦ ͷόΠϒϨʔγϣϯ
ίʔυϦʔσΟϯάʹऔΓΜͰΈͨ݁Ռ dऔΓΈํʹ͍ͭͯd • ࢝Ί֤͕ࣗࣗ༝ʹಡΜͰ͍͘ • +4ͷجຊతͳ͔ࣝΒ • ͩΜͩΜ֤ࣗͷಡΉൣғʹऩଋ ! •
(PPHMFεϓϨουγʔτʹ·ͱΊΔ • ଞਓͷϝϞ͕͔ͳΓʹཱͬͨ ! • 4LZQFͰձΛ͠ͳ͕ΒಡΉ • ͘͘ձ෩Ͱ͕͋ͬͨɾɾɾ
ίʔυϦʔσΟϯάʹऔΓΜͰΈͨ݁Ռ dܦݧʹ͍ͭͯd .%/ͷهࣄ ӳޠ ͕ʹཱͬͨ w ॳΊʹ'Y04ͷ߲ʹͭͯಡΊΑ͔ͬͨײ
ίʔυϦʔσΟϯάʹऔΓΜͰΈͨ݁Ռ dܦݧʹ͍ͭͯd γϛϡϨʔλͱ(JUIVCͷNBTUFSϒϥϯνͷ όʔδϣϯͷҧ͍ master v 2.0
ίʔυϦʔσΟϯάʹऔΓΜͰΈͨ݁Ռ dܦݧʹ͍ͭͯd +BWB4DSJQU͍͠ w UIJTͱ͔QSPUPUZQFͱ͔ w ࣗ༝͕ߴ͍ w ॳ৺ऀʹѻ͍ͮΒ͍
ίʔυϦʔσΟϯάʹऔΓΜͰΈͨ݁Ռ dܦݧʹ͍ͭͯd σόοΨͷ༻ w نͷେ͖ͳͷʹ৮Δ͜ͱͰؾ͍ͮͨ༗༻ੑ
ײdstaybuzzd • ॳσόοΨɺॳϒϨʔΫϙΠϯτʹײಈ ! • 'Y04ʹॳΊͯ৮ΕͯΈͯɺຊʹ)5.- +4Ͱ࡞ΒΕ͍ͯΔͷ͔ʁͱٙͬͯ͠·ͬ ͨ ! •
͜ΕΛػʹ+4ͳͲΛษڧͯ͠ΞϓϦΛ࡞ͬ ͯΈ͍ͨ
ײdbenevolent0505d w +BWB4DSJQU͕นͩͬͨ w ଞͷݴޠͱൺΔͱ׳Εͳ͍ײ͡ w 8FCͷٕज़ʹڵຯΛͬͨ w 8FCͷٕज़ͷڧྗ͞ w
ਓͰΔ͜ͱͷྑ͞ w ձ͠ͳ͕Βͬͨ΄͏͕ਐΜͩؾ͕͢Δ
ײdjade_halcyond Կ͔͕ॳΊͯͷܦݧͩͬͨ ɾΞϓϦέʔγϣϯʹ͍ͭͯ৮ΕΔ ! ɾ৮Εͨ͜ͱͷͳ͍ݴޠ ! ɾҰͭͷίʔυΛ̏ਓͰಡΉ
͝੩ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠