[css-view-transitions-1] Swap the order between setting the phase and calling the update callback#10826
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[css-view-transitions-1] Swap the order between setting the phase and calling the update callback#10826
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… calling the update callback. This fixes an issue where skipping the transition from within thet update callback would call the update callback twice. Closes w3c#10822
nt1m
reviewed
Sep 3, 2024
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| 1. If |transition|'s [=ViewTransition/phase=] is not "`done`", then set |transition|'s [=ViewTransition/phase=] to "`update-callback-called`". | ||
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| 1. Otherwise, set |callbackPromise| to the result of [=/invoking=] |transition|'s [=ViewTransition/update callback=]. |
emilio
approved these changes
Sep 4, 2024
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| 1. Let |callbackPromise| be null. | ||
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| 1. If |transition|'s [=ViewTransition/phase=] is not "`done`", then set |transition|'s [=ViewTransition/phase=] to "`update-callback-called`". |
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May as well move it further up to keep the code using callbackPromise together?
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Sep 4, 2024
… times https://bugs.webkit.org/show_bug.cgi?id=279087 rdar://135226640 Reviewed by Matt Woodrow. This is currently a spec bug, see: - w3c/csswg-drafts#10826 - w3c/csswg-drafts#10822 * LayoutTests/imported/w3c/web-platform-tests/css/css-view-transitions/update-callback-called-once-expected.xht: Added. * LayoutTests/imported/w3c/web-platform-tests/css/css-view-transitions/update-callback-called-once.html: Added. * Source/WebCore/dom/ViewTransition.cpp: (WebCore::ViewTransition::callUpdateCallback): Canonical link: https://commits.webkit.org/283167@main
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This fixes an issue where skipping the transition from within thet update callback would call the update callback twice.
Closes #10822