Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 89606797423e2fcdb8fa714756b0c9233500cfc3
      
https://github.com/WebKit/WebKit/commit/89606797423e2fcdb8fa714756b0c9233500cfc3
  Author: Tyler Wilcock <[email protected]>
  Date:   2025-07-24 (Thu, 24 Jul 2025)

  Changed paths:
    A LayoutTests/accessibility/css-content-alt-text-expected.txt
    A LayoutTests/accessibility/css-content-alt-text.html
    M 
LayoutTests/imported/w3c/web-platform-tests/accname/name/comp_tooltip.tentative-expected.txt
    M LayoutTests/platform/glib/TestExpectations
    M LayoutTests/platform/ios/TestExpectations
    A LayoutTests/platform/ios/accessibility/css-content-alt-text-expected.txt
    M Source/WebCore/accessibility/AccessibilityImageMapLink.cpp
    M Source/WebCore/accessibility/AccessibilityNodeObject.cpp
    M Source/WebCore/accessibility/AccessibilityNodeObject.h
    M Source/WebCore/accessibility/AccessibilityObject.cpp
    M Source/WebCore/accessibility/AccessibilityObject.h
    M Source/WebCore/accessibility/AccessibilityRenderObject.cpp
    M Source/WebCore/rendering/RenderElement.cpp
    M Source/WebCore/rendering/RenderImage.cpp
    M Source/WebCore/rendering/style/RenderStyle.cpp
    M Source/WebCore/rendering/style/RenderStyle.h

  Log Message:
  -----------
  AX: CSS content alt text is not announced by VoiceOver
https://bugs.webkit.org/show_bug.cgi?id=292653
rdar://150830550

Reviewed by Joshua Hoffman.

This commit incorporates usage of alt text from CSS `content` into the various 
existing places we get alt text, e.g.
from the alt attribute.

* LayoutTests/accessibility/css-content-alt-text-expected.txt: Added.
* LayoutTests/accessibility/css-content-alt-text.html: Added.
* LayoutTests/platform/ios/TestExpectations: Enable new test.
* Source/WebCore/accessibility/AccessibilityImageMapLink.cpp:
(WebCore::AccessibilityImageMapLink::description const):
* Source/WebCore/accessibility/AccessibilityNodeObject.cpp:
(WebCore::AccessibilityNodeObject::usesAltForTextComputation const):
(WebCore::AccessibilityNodeObject::textAsLabelFor const):
(WebCore::AccessibilityNodeObject::alternativeText const):
(WebCore::AccessibilityNodeObject::description const):
(WebCore::AccessibilityNodeObject::usesAltTagForTextComputation const): Deleted.
* Source/WebCore/accessibility/AccessibilityNodeObject.h:
* Source/WebCore/accessibility/AccessibilityObject.cpp:
(WebCore::AccessibilityObject::altTextFromAttributeOrStyle const):
* Source/WebCore/accessibility/AccessibilityObject.h:
* Source/WebCore/accessibility/AccessibilityRenderObject.cpp:
(WebCore::objectInclusionFromAltText):
(WebCore::AccessibilityRenderObject::computeIsIgnored const):
* Source/WebCore/rendering/RenderElement.cpp:
(WebCore::RenderElement::createFor):
* Source/WebCore/rendering/RenderImage.cpp:
(WebCore::RenderImage::updateAltText):
* Source/WebCore/rendering/style/RenderStyle.cpp:
(WebCore::RenderStyle::altFromContent const):
* Source/WebCore/rendering/style/RenderStyle.h:

Canonical link: https://commits.webkit.org/297848@main



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