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dialog要素でつくるモーダルダイアログ
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yomotsu
September 16, 2022
Programming
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dialog要素でつくるモーダルダイアログ
yomotsu
September 16, 2022
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Transcript
EJBMPHཁૉͰͭ͘Δ ϞʔμϧμΠΞϩά $PEFST)JHI 1BSU খࢁాߊߒ
w ը໘ͷ࠷લ໘ʹදࣔ͞ΕΔϘοΫε w ϘοΫεʹίϯςϯπ͕ల։͞ΕΔ w ด͡ΔϘλϯ͕͍͍ͭͯΔ w എ໘ʹΦʔόʔϨΠ͕͋Δ ϞʔμϧμΠΞϩάͱ
None
None
None
None
None
w ͍ͭಉ͡+4ϥΠϒϥϦΛͬͯ͠·͏ ʢΧελϚΠζͮ͠Β͍ʣ w Ϟʔμϧͷ[JOEFY͍ͭ͘ʹ͢Δʁ w λϒΩʔΛԡ͢ͱϞʔμϧ֎ʹҠಈͯ͠͠·͏ w 3FBDUͷDSFBUF1PSUBM
7VFͷ5FMFQPSU͕ඞཁ Ϟʔμϧͷ͓Έ
None
EJBMPHͰղܾͰ͖·͢ʂ
גࣜձࣾϐΫηϧάϦου খࢁాߊߒ @yomotsu
Ϟʔμϧ༻ͷཁૉEJBMPH ॏͳΓͷΈ $44ͰΧελϚΠζ EJBMPHͷऑ ͓ॻ͖
Ϟʔμϧ༻ͷཁૉ EJBMPH
w ɺچ༷ͷEJBMPH͕আ w ɺ)5.--JWJOH4UBOEBSEʹ ݱ༷ͰՃ w ɺ$ISPNJVNͰαϙʔτ w ɺ)5.-ͱͯ͠8$༷ʹՃ
EJBMPH
https://html.spec.whatwg.org/multipage/interactive-elements.html#the-dialog-element
<!-- モーダル --> <dialog id="my-modal"> <p>簡易モーダル</p> </dialog>
<!-- モーダル --> <dialog id="my-modal"> <p>簡易モーダル</p> </dialog> <!-- 開くボタン
--> <button type="button" onclick="document.querySelector('#my-modal').showModal();" > 開く </button>
<!-- モーダル --> <dialog id="my-modal"> <p>簡易モーダル</p> </dialog> <!-- 開くボタン
--> <button type="button" onclick="document.querySelector('#my-modal').showModal();" > 開く </button>
<!-- モーダル --> <dialog id="my-modal"> <p>簡易モーダル</p> </dialog> <!-- 開くボタン
--> <button type="button" onclick="document.querySelector('#my-modal').showModal();" > 開く </button>
<!-- モーダル --> <dialog id="my-modal"> <p>簡易モーダル</p> <button type="button" onclick="document.querySelector( '#my-modal'
).close();" > 閉じる </button> </dialog> <!-- 開くボタン --> <button type="button" onclick="document.querySelector('#my-modal').showModal();" > 開く </button>
None
w ɹ$ISPNF ɹ4BGBSJ ɹ'JSFGPY ͰαϙʔτࡁΈ w ඇαϙʔτϒϥβ͚
ϙϦϑΟϧ͕͋Δ EJBMPH
https://github.com/GoogleChrome/dialog-poly fi ll
ॏͳΓͷΈ
w [JOEFYͰࢦఆ͢Δ w ߴ͍͕લ໘ʹදࣔ w ͷॏͳΓ͕༏ઌ ʢελοΩϯάίϯςΩετʣ [JOEFYͷ͓͞Β͍
None
None
None
None
None
w ࠷લ໘ʹදࣔ͢ΔͨΊͷ͍ͭ͘ʁ w ೖΕࢠʹͳΔͱ ࠷લ໘ʹදࣔͰ͖ͳ͍ [JOEFYͷ͓Έ
w EJBMPHʹద༻͞ΕΔ ॏͳΓϨΠϠʔ w ඞͣ࠷લ໘ʹදࣔ͞ΕΔ w $44 [JOEFYͳͲ Ͱ͑ΒΕͳ͍
τοϓϨΠϠʔ
https://fullscreen.spec.whatwg.org/#top-layer
None
None
EJBMPH ࠷લ໘͕อূ͞Ε͍ͯΔ ελοΩϯάίϯςΩετͷೖΕࢠಥഁ
$44ͰΧελϚΠζ
w EJBMPHʹϒϥβ$44͕ޮ͍͍ͯΔɻ $44্ॻ͖Մೳ w എܠ෦ CBDLESPQηϨΫλͰ੍ޚͰ͖Δ ϙϦϑΟϧར༻࣌CBDLESPQ
$44ͰΧελϚΠζ
None
None
None
None
EJBMPHͷऑ എܠΫϦοΫͰด͍ͨ͡
None
EJBMPHΛΫϦοΫͨ͠ͱ͖ ΫϦοΫ͕ɺຊମΑΓ֎ͳΒ ด͡Δ
None
const $modal = document.querySelector( '#my-modal' ); $modal.removeEventListener( 'click', onDialogClick );
function onDialogClick( event ) { const elRect = $modal.getBoundingClientRect(); const isInDialog = elRect.top <= event.clientY && event.clientY <= elRect.bottom && elRect.left <= event.clientX && event.clientX <= elRect.right; // もし、内側をクリックしていたら、なにもしない if ( isInDialog ) return; // それ以外(外側をクリック)なら閉じる $modal.close(); }
const $modal = document.querySelector( '#my-modal' ); $modal.removeEventListener( 'click', onDialogClick );
function onDialogClick( event ) { const elRect = $modal.getBoundingClientRect(); const isInDialog = elRect.top <= event.clientY && event.clientY <= elRect.bottom && elRect.left <= event.clientX && event.clientX <= elRect.right; // もし、内側をクリックしていたら、なにもしない if ( isInDialog ) return; // それ以外(外側をクリック)なら閉じる $modal.close(); }
EJBMPHͷऑ ΞχϝʔγϣϯͰด͍ͨ͡
w ։͘ࡍʹɺ $44"OJNBUJPOTΛద༻͢Δ w ։͘ޙɺด͡Δલʹ DMBTTΛมߋͯ͠ $445SBOTJUJPOΛద༻͢Δ
Ξχϝʔγϣϯ
@keyframes fadeIn { 0% { opacity: 0; } 100% {
opacity: 1; } }
.myModal[open] { animation: fadeIn 1s 1; } .myModal[open]::backdrop { animation:
fadeIn 1s 1; } EJBMPH͕։͘ͱ PQFOଐੑ͕͘
None
.myModal:modal { animation: fadeIn 1s 1; } .myModal:modal::backdrop { animation:
fadeIn 1s 1; } NPEBMٖࣅΫϥε ϙϦϑΟϧͰ͖ͳ͍
w ։͘ࡍʹɺ $44"OJNBUJPOTΛద༻͢Δ w ։͘ޙɺด͡Δલʹ DMBTTΛมߋͯ͠ $445SBOTJUJPOΛద༻͢Δ
Ξχϝʔγϣϯ
dialog.myModal { opacity: 0; transform: scale( .9 ); transition: opacity
.5s, transform .5s; } dialog.myModal.-opening { opacity: 1; transform: scale( 1 ); }
const showModal = ( id ) => { const $modal
= document.getElementById( id ); $modal.showModal(); requestAnimationFrame( () => $modal.classList.add( '-opening' ) ); } ϑϨʔϜ͔ͬͯΒ ΫϥεΛ༩͢Δ
const closeModal = ( id ) => { const $modal
= document.getElementById( id ); $modal.classList.remove( '-opening' ); $modal.addEventListener( 'transitionend', $modal.close, { once: true } ); } ΞχϝʔγϣϯྃΛͬͯ DMPTF͢Δ
None
EJBMPHͷऑ εΫϩʔϧΛࢭΊ͍ͨ
None
<script src="https://unpkg.com/
[email protected]
/index.js"></script>
const showModal = ( id ) => { const $modal
= document.getElementById( id ); $modal.showModal(); noScroll.on(); // ϖʔδຊମͷεΫϩʔϧΛࢭ͢Δ $modal.addEventListener( 'cancel', onClose ); $modal.addEventListener( 'close', onClose ); } EJBMPHͷDMPTF DBODFM͔DMPTFΠϕϯτͰ ݕͰ͖Δ
const onClose = ( event ) => { noScroll.off(); //
ページ本体のスクロール抑止解除 const $modal = event.target; $modal.removeEventListener( 'cancel', onClose ); $modal.removeEventListener( 'close', onClose ); }
w جຊ͚ͩͳΒ+4΄΅ෆཁ w +4ίʔυѹతʹগͳ͍ ʢϒϥβ͕ɺ΄ͱΜͲͬͯ͘ΕΔʣ w ʮϒϥοΫϘοΫεʯ͕ͳ͍ w τοϓϨΠϠʔΛ͍͍ͨͳΒ
EJBMPHҰ ݁ہ+4͕ඞཁʁ
͓࣋ͪؼΓ༻ ίʔυ
https://github.com/codegrid/2022-09-16-cssnite-dialog
https://www.codegrid.net/series/2022-modal-dialog
·ͱΊ
w γϯϓϧ࣮ͳΒɺ+4ϥΠϒϥϦෆཁ w ΧελϚΠζ͍͢͠ɺ੍ޚ͍͢͠ w ࠷લ໘͕อূ͞ΕΔ τοϓϨΠϠʔ w ϑΥʔΧεɺΩʔϘʔυૢ࡞ɺSPMF੍ޚ
Ϟʔμϧઐ༻ͷཁૉͰ ʮ͍͍͜ͱʯͨ͘͞Μ
Ϟʔμϧ࣮ ͏ɺμϧ͘ͳ͍ʁ
͓ΘΓ !ZPNPUTV