Androidにおけるいいねボタンの動作の実装

by konifar

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"OESPJEʹ͓͚Δ ͍͍ͶϘλϯͷಈ࡞ͷ࣮૷ TIJCVZBBQL .PO !LPOJGBS

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͍͍ͶϘλϯΛͲ͏ղܾ͢Δ͔ ͱ͍͏࿩Λ͠·͢

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ྫʣ5XJUUFS

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ᶃҰཡͰ͍͍ͶΛλοϓ

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ᶄৄࡉΛ։͘

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ᶅ͍͍ͶΛऔΓফ͢

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ᶆҰཡʹ໭Δ

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ᶆҰཡʹ໭Δ ͍͍Ͷ͕໭ͬͯΔʂʂ

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ઃܭͷ࿩͸͋·Γ͠·ͤΜ w .77. w .71 w 3FEVY w ɾɾɾ

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Կ͕໘౗ͳͷ͔ "DUJWJUZΛ·͍ͨͩঢ়ଶͷมԽ  ৄࡉը໘Ͱͷ͍͍ͶͱҰཡը໘Ͱͷ͍͍ͶΛಉظ͍ͤͨ͞ ඇಉظ௨৴ͷΤϥʔॲཧ  ͍͍Ͷͷදࣔ͸͙͢ʹ൓өͤͯ͞ඇಉظͰσʔλߋ৽͢Δ ৔߹ɺΤϥʔ͕ൃੜͨ͠৔߹ʹ͍͍ͶΛऔΓফ͍ͨ͠ ࿈ଧͷରԠ  ࿈ଧ͞Εͨ৔߹ɺ࠷ޙͷλοϓͷΈσʔλߋ৽͍ͤͨ͞

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Կ͕໘౗ͳͷ͔ "DUJWJUZΛ·͍ͨͩঢ়ଶͷมԽ  ৄࡉը໘Ͱͷ͍͍ͶͱҰཡը໘Ͱͷ͍͍ͶΛಉظ͍ͤͨ͞ ඇಉظ௨৴ͷΤϥʔॲཧ  ͍͍Ͷͷදࣔ͸͙͢ʹ൓өͤͯ͞ඇಉظͰσʔλߋ৽͢Δ ৔߹ɺΤϥʔ͕ൃੜͨ͠৔߹ʹ͍͍ͶΛऔΓফ͍ͨ͠ ࿈ଧͷରԠ  ࿈ଧ͞Εͨ৔߹ɺ࠷ޙͷλοϓͷΈσʔλߋ৽͍ͤͨ͞ ࠓ೔͸͜͜ͷ࿩͕ϝΠϯ

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"DUJWJUZΛ·͍ͨͩ ঢ়ଶͷมԽ

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࣮૷Ҋ PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽  &WFOU#VTͰ௨஌  3FQPTJUPSZΫϥεͰϝϞϦΩϟογϡ 

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࣮૷Ҋ PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽  %SPJE,BJHJެࣜΞϓϦ &WFOU#VTͰ௨஌  5BQUSJQʢຊۀʣ 3FQPTJUPSZΫϥεͰϝϞϦΩϟογϡ  (PPHMFͷ.71࣮૷αϯϓϧ

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ Ұཡը໘ͷPO"DUJWJUZ3FTVMU

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ ৄࡉը໘͕ด͡ΒΕͨ৔߹

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ ৄࡉը໘͔Β౉͞ΕͨϞσϧΛऔΓग़ͯ͠

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ ߋ৽ʂ

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ "EBQUFSͷத਎Λ͙Δ͙Δճͯ͠

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PO"DUJWJUZ3FTVMUͰϞσϧΛߋ৽ ಉ͡*%ͷϞσϧͩͬͨΒߋ৽ FRVBMT͸ΦʔόʔϥΠυͯ͋͠Δ

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݁ߏϜμ͕ଟ͍ εϚʔτͰ͸ͳ͍

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&WFOU#VTͰ௨஌ͯ͠ߋ৽ w &WFOU#VTͱ͸ɺ0CTFSWFSύλʔϯΛ ࢖ͬͯΠϕϯτΛ௨஌͢Δ࢓૊Έ w 0UUPͷํ͸ɺ࠷ۙEFQSFDBUFEʹͳͬͨ  IUUQRJJUBDPNZZBBNNBBJUFNT ECBBFFF

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&WFOU#VTͰ௨஌ͯ͠ߋ৽ ৄࡉը໘ͰϞσϧΛߋ৽

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&WFOU#VTͰ௨஌ͯ͠ߋ৽ Πϕϯτൃߦ

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&WFOU#VTͰ௨஌ͯ͠ߋ৽ Ұཡը໘ͰTVCTDSJCF͓ͯ͘͠

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&WFOU#VTͰ௨஌ͯ͠ߋ৽ ΠϕϯτΛνΣοΫͯ͠ߋ৽

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PO"DUJWJUZ3FTVMU͕ &WFOU#VTʹஔ͖͔Θ͚ͬͨͩ  ͚ͩͲ൓ө͸଎͍

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3FQPTJUPSZύλʔϯΛར༻ w 3FQPTJUPSZύλʔϯͱ͸ɺ%%%΍ 1PG&""ʹग़ͯ͘Δ֓೦ w (PPHMFͷ.71࣮૷αϯϓϧ͕γϯϓϧ ͰΘ͔Γ΍͍͢  IUUQTHJUIVCDPNHPPHMFTBNQMFTBOESPJE BSDIJUFDUVSFUSFFUPEPNWQ

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3FQPTJUPSZύλʔϯΛར༻ w 3FQPTJUPSZΫϥε͸ɺαʔόʔɺ%#ɺ ϝϞϦͳͲͷΠϯϑϥ૚͔Β͍͍ײ͡ʹ σʔλΛऔಘͯ͠ฦ͢ w 3FQPTJUPSZΫϥεΛܦ༝͢Δ͜ͱͰɺ Ͳ͔͜ΒσʔλΛऔಘ͢Δ͔Λҙࣝ͠ͳ ͯ͘Α͘ͳΔɻ

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(PPHMFͷ50%0ΞϓϦ

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5BTLT3FQPTJUPSZͷม਺ 5BTLϞσϧͷ3FQPTJUPSZ

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5BTLT3FQPTJUPSZͷม਺ γϯάϧτϯ

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5BTLT3FQPTJUPSZͷม਺ %#ͷσʔλΛ͍͡ΔΫϥεͱ αʔόʔͷσʔλΛ͍͡ΔΫϥε

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5BTLT3FQPTJUPSZͷม਺ දࣔ༻ͷϝϞϦΩϟογϡͱͯ͠ͷ.BQ

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5BTLT3FQPTJUPSZͷม਺ N$BDIFE5BTLTΛΫϦΞ͢΂͖͔Ͳ͏͔ͷϑϥά

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DPNQMFUF5BTL

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DPNQMFUF5BTL %#ͱαʔόʔͷσʔλΛඇಉظͰߋ৽

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DPNQMFUF5BTL Ϛοϓʹ΋σʔλΛ٧Ί͓ͯ͘

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DPNQMFUF5BTL Ϛοϓʹ΋σʔλΛ٧Ί͓ͯ͘

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ҰཡͷPO3FTVNF Ͱ࠶ಡΈࠐΈ

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ҰཡͷPO3FTVNF Ͱ࠶ಡΈࠐΈ PO3FTVNF Ͱ࠶ϩʔυ ϝϞϦ্ͷσʔλΛදࣔ͢Δ

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͋ͱ͸%BUB#JOEJOHͰ ͍͍ײ͡ʹද͕ࣔߋ৽͞ΕΔ

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PO3FTVNF Ͱߋ৽ͱ͔ͯͯ͠ ਖ਼௚͜Ε΋ඍົͳؾ͕͢Δ

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3FQPTJUPSZύλʔϯͰ.BQʹΩϟογϡ͢Δ ͳΒɺҰཡը໘ͱৄࡉը໘ͷಉҰΦϒδΣΫτ ΛΩϟογϡͯ͋͛͠Ε͹ɺ.PEFMΛߋ৽ͨ͠ Β7JFX͕੾ΓସΘΔΈ͍ͨͳ͜ͱ΋Ͱ͖ͦ͏  ʢ·ͩࢼͤͯͳ͍ʣ

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݁࿦ɿͲͷ΍ΓํͰ΋͍͍ w ϓϩδΣΫτ಺Ͱࢦ਑͕౷Ұ͞Ε͍ͯΕ ͹ͦΕͰ͍͍ w ͍͍΍Γํ͕͋Ε͹ࠓ೔ฉ͖͍ͨ

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͋Γ͕ͱ͏͍͟͝·ͨ͠

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ࢀߟ63- w %SPJE,BJHJެࣜΞϓϦ  IUUQTHJUIVCDPNLPOJGBSESPJELBJHJCMPCNBTUFS BQQTSDNBJOKBWBJPHJUIVCESPJELBJHJDPOGTDIFE GSBHNFOU4FTTJPOT5BC'SBHNFOUKBWB-- w (PPHMFͷ.71αϯϓϧ  IUUQTHJUIVCDPNHPPHMFTBNQMFTBOESPJEBSDIJUFDUVSF CMPCUPEPNWQUPEPBQQBQQTSDNBJOKBWBDPNFYBNQMF BOESPJEBSDIJUFDUVSFCMVFQSJOUTUPEPBQQEBUBTPVSDF 5BTLT3FQPTJUPSZKBWB-