Specification

https://www.w3.org/TR/2023/WD-screen-orientation-20230809/

Explainer

https://w3c.github.io/screen-orientation/demo/index.html

Links

• The WG's request for this TAG review: Web Applications Working Group
• TAG review of the previous version of this specification, if any: https://github.com/w3ctag/design-reviews/issues/157; https://github.com/w3ctag/design-reviews/issues/33; https://github.com/w3ctag/design-reviews/issues/7
• A description of what has changed since our previous review: This spec has already been reviewed by the TAG multiple times, so feel free to skip it

Feature 1: Prevent hidden documents from locking orientation

• An introduction to the feature, aimed at unfamiliar audiences: https://www.w3.org/TR/2023/WD-screen-orientation-20230809/#handling-page-visibility-changes
• A description of the problems that end-users were facing before this proposal: https://github.com/w3c/screen-orientation/issues/221
• Examples of how to use the proposal to solve the end-users' problems: https://w3c.github.io/screen-orientation/demo/index.html
• What do the end-users experience with this proposal: https://www.w3.org/TR/2023/WD-screen-orientation-20230809/#handling-page-visibility-changes
• User research you did to validate the problem and/or design, if any: https://github.com/w3c/screen-orientation/pull/232#issue-1425156650
• Web Platform Tests: https://github.com/web-platform-tests/wpt/pull/38511

Feature 2: Resolving the promise after the change event is fired

• An introduction to the feature, aimed at unfamiliar audiences: https://www.w3.org/TR/2023/WD-screen-orientation-20230809/#applying-an-orientation-lock
• A description of the problems that end-users were facing before this proposal: https://github.com/w3c/screen-orientation/issues/120
• Examples of how to use the proposal to solve the end-users' problems:
• What do the end-users experience with this proposal:
• User research you did to validate the problem and/or design, if any: Previous discussion with the TAG
• Web Platform Tests: https://github.com/web-platform-tests/wpt/pull/15267

The specification

• Follows the Web Platform Design Principles.
• Includes Security and Privacy Considerations sections based on answers to the Security/Privacy Questionnaire.

Where and by whom is the work is being done?

• GitHub repo: https://github.com/w3c/screen-orientation/
• Primary contacts:
  • Marcos Cáceres (@marcoscaceres ), Apple Inc., Editor, co-chair of the WebApps WG
• Organization/project driving the specification: W3C
• This work is being funded by: W3C WebApps WG
• Primary standards group developing this feature: Web Applications Working Group
• Incubation and standards groups that have discussed the design: https://github.com/w3ctag/design-reviews/issues/7

Feedback so far

• Active horizontal reviews: https://github.com/w3cping/privacy-request/issues/173; https://github.com/w3c/security-request/issues/101; https://github.com/w3c/i18n-request/issues/274; https://github.com/w3c/a11y-request/issues/126

• Multi-stakeholder feedback:

  • Chromium comments: supported
  • Mozilla comments: supported, but not listed in the dashboard
  • WebKit comments: supported, but not listed in the dashboard

• Major unresolved issues with or opposition to this specification: None

• Status/issue trackers for implementations:

You should also know that...

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