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WD: Page Visibility Level 2

From: Notifier <notifier@aries.w3.org>
Date: Wed, 26 Oct 2016 21:14:53 +0000
Page Visibility Level 2

https://www.w3.org/TR/2016/WD-page-visibility-2-20161026/

Abstract


This specification defines a means to programmatically determine the visibility state of a document. This can aid in the development of power and CPU efficient web applications.

Status of the Document


This section describes the status of this document at the time of its publication. Other documents may supersede this document. A list of current W3C publications and the latest revision of this technical report can be found in the W3C technical reports index at https://www.w3.org/TR/.

This specification is ready for wide review.

Pave Visility Level 2 replaces the first version of [PAGE-VISIBILITY] and includes: Processing and IDL clarifications: VisibilityState.unloaded has been removed. Document.hidden is historical. Use Document.visibilityState instead. Document.onvisibilitychange has been added. Various enhancements and clarifications in the processing model and algorithms. Visibility state is set to hidden when the user agent is unloading a document;

This document was published by the Web Performance Working Group as a Working Draft. This document is intended to become a W3C Recommendation. If you wish to make comments regarding this document, please send them to public-web-perf@w3.org (subscribe, archives). All comments are welcome.

Publication as a Working Draft does not imply endorsement by the W3C Membership. This is a draft document and may be updated, replaced or obsoleted by other documents at any time. It is inappropriate to cite this document as other than work in progress.

This document was produced by a group operating under the 5 February 2004 W3C Patent Policy. W3C maintains a public list of any patent disclosures made in connection with the deliverables of the group; that page also includes instructions for disclosing a patent. An individual who has actual knowledge of a patent which the individual believes contains Essential Claim(s) must disclose the information in accordance with section 6 of the W3C Patent Policy.

This document is governed by the 1 September 2015 W3C Process Document.
Received on Wednesday, 26 October 2016 21:14:55 UTC

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