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コンポーネント時代の CSS 設計 / Modern CSS Design
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Yuki Ishikawa
March 11, 2016
Technology
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190
コンポーネント時代の CSS 設計 / Modern CSS Design
Gotanda.js #3
https://gotandajs.connpass.com/event/26027/
Yuki Ishikawa
March 11, 2016
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Transcript
ίϯϙʔωϯτ࣌ͷ CSS ઃܭ Gotanda.js #3
@hoto17296 • גࣜձࣾΨΠΞοΫε • Gotanda.js ओ࠻
ίϯϙʔωϯτࢦ • ৼΔ͍ (JavaScript) ͱ ߏ (HTML) Λ ͻͱͭͷίϯϙʔωϯτͱͯ͠هड़Ͱ͖ͯศར •
มߋ͍͢͠ • ࠶ར༻͍͢͠
ߏ ৼΔ͍
ݟͨ (CSS) Ͱ ίϯϙʔωϯτࢦ͍ͨ͠ʂ ͋ͬͪͱͬͪ͜Ͱ "ߏ" "ৼΔ͍" Ұॹ͚ͩͲ͍ͨͬͯΔελΠϧ͕ҧͬͯ
ίϯϙʔωϯτͷݟ่͕ͨΕΔ Λ͍͗ͨ
CSS ͷείʔϓ CSS άϩʔόϧείʔϓͰ͔͠ఆٛͰ͖ͳ͍ มߋΛՃ͑ΔͱͲ͜ʹӨڹ͢Δ͔Θ͔Βͳ͍
CSS ͷείʔϓ ด͡Δ͜ͱ͕Ͱ͖ͳ͚Ε ίϯϙʔωϯτࢦͰͳ͍ ดͨ͡ CSS Λॻ͘͜ͱ͕Ͱ͖Ε ίϯϙʔωϯτࢦͰ͖Δ (ʁ)
ดͨ͡ CSS Λॻ͘ํ๏ 4બ
1. Shadow DOM • Web Components ͷ༷ͷͻͱͭ • Polymer ͑ಈ͘
• Chrome ͱ Firefox Ͱ࣮͞Ε͍ͯΔ
ྫɿ video ཁૉͷίϯτϩʔϥ
ྫɿ video ཁૉͷίϯτϩʔϥ
1. Shadow DOM • ࣅඇ͡Όͳ͘ϚδΜͷϩʔΧϧείʔϓ • ເෆ҆ͨ͘͞Μ٧·͍ͬͯΔ • ۀͰ͏ͷ·༷ͩࢠݟ͍ͨ͠ؾ࣋ͪ •
Electron ͰͳΒ͑ͦ͏
2. CSS in JS • ίϯϙʔωϯτʹελΠϧΛهड़͢Δ • React: CSS in
JS • React ίϯϙʔωϯτʹॻ͖ • Radium • (ଞʹ͍͔ͭ͘πʔϧ͋Δׂ͕Ѫ)
+4ΦϒδΣΫτ ͱͯ͠ελΠϧΛ ॻ͘ ద༻ ྫɿ React ίϯϙʔωϯτʹॻ͖
2. CSS in JS • ཧతͳΧλνͩͱࢥ͏͕ɺԿ͔ͱͭΒ͍ • طଘ CSS ͔ΒͷҠߦ͕μϧ͍
• ಉ͡ϑΝΠϧʹελΠϧ·Ͱॻ͍ͪΌ͏ͱ ίϯϙʔωϯτͷݟӫ͕͑Α͘ͳ͍ • ࢠཁૉʹΫϥε͚ͭΔͷखؒ • ٖࣅཁૉϝσΟΞΫΤϦ͕͑ͳ͍
3. ໋໊نͰറΔ • OOCSS, BEM, SMACSS, FLOCSS ͳͲ • CSS
ʹடংΛͨΒͨ͢Ίͷઃܭख๏ • CSS ͷϧʔϧΛΧςΰϥΠζ͢Δ • ΧςΰϦ͝ͱͷنଇʹैͬͯΫϥε໊͕ܾ·Δ
ྫɿ SMACSS • Base: ཁૉͦͷͷͷελΠϧ • Layout: ϖʔδΛׂ͢ΔελΠϧ • Module:
࠶ར༻Մೳͳύʔπ • State: Layout Module ͷঢ়ଶ • Theme: αΠτશମͷ৭େ͖͞ͳͲͷςʔϚ ίϯϙʔωϯτͱ ରʹ͢Δͱྑ͍
3. ໋໊نͰറΔ • ϕλʔͳํ๏ͬΆ͍ • ͍͘͠ (ཁग़య) • ʮӡ༻ͰΧόʔʯͰଥڠͯ͠Δײͳ͍Ͱ͔͢ •
͍ͪͲ໋໊نΛറΔͱมߋͮ͠Β͍ • ࡞Γ࢝Ίʹ໋໊نͰΉͷ͍ͬͨͳ͍ • ͬͱΧδϡΞϧʹॻ͍͍͖͍ͯͨ
4. CSS Modules • Ϋϥε໊ΛϋογϡԽ͢Δ͜ͱʹΑͬͯ (࣮࣭) ϩʔΧϧείʔϓʹͳΔ • webpack ͷ
css-loader Λ͏ͱ؆୯ • Browserify ൛ highly experimental • (ͦΕҎ֎Α͘Θ͔Βͳ͍)
FYQPSU DPNQJMF ద༻ ʊਓਓਓਓਓʊ ʼɹ͍͢͝ɹʻ ʉ:?:?:?:ʉ
CSS Modules • ࠓ·ͰͲ͓Γͷ CSS Λॻ͘ײ͡Ͱ CSS in JS Ͱ͖Δ
• ໋໊نͱ͔ߟ͑ͣʹϩʔΧϧείʔϓʹͰ͖Δ • ࡶʹ CSS ॻ͚ͯ࠷ߴ • webpack ͬͯΔͳΒ͏͜ΕͰ͍͍ͷͰʁ
ดͨ͡ CSS Λॻ͘ํ๏ 1. Shadow DOM 2. CSS in JS
3. ໋໊نͰറΔ 4. CSS Modules
·ͱΊɿ ดͨ͡ CSS Λॻ͘ํ๏ • webpack ͳΒ css-loader ͑Αͦ͞͏ •
ͦΕҎ֎໋໊نͰറΔͷ͕ແ • ಛघͳέʔε (Electron ͱ͔) Ͱ͋Ε Shadow DOM ΛͬͯΈ͍͍͔ͯ
ͬͯͯࢥͬͨ͜ͱ • ͪΌΜͱίϯϙʔωϯτઃܭ͓͚ͯ͠ CSS Λॻ͘ͷͥΜͥΜͭΒ͘ͳ͍ • ઃܭָͩ͠ɺมߋ༰қ • ٕज़πʔϧͷྲྀߦΓഇΓ͋ΕͲɺ ίϯϙʔωϯτࢦͷߟ͑ํͦͷͷ
ഇΕΔ͜ͱͳ͍ͣ
ίϯϙʔωϯτࢦ ͍͍ͧ (^ω^)