[webkit-changes] [WebKit/WebKit] 39028c: AX: Implement support for serving kAXLineForIndexP...

[Tyler Wilcock]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 39028c1e49994663eaee8d690c81f497748bef60
      https://github.com/WebKit/WebKit/commit/39028c1e49994663eaee8d690c81f497748bef60
  Author: Tyler Wilcock <tyler_w at apple.com>
  Date:   2024-02-26 (Mon, 26 Feb 2024)

  Changed paths:
    A LayoutTests/accessibility/ax-thread-text-apis/textarea-line-for-index-expected.txt
    A LayoutTests/accessibility/ax-thread-text-apis/textarea-line-for-index.html
    M Source/WebCore/accessibility/AXTextMarker.cpp
    M Source/WebCore/accessibility/AXTextMarker.h
    M Source/WebCore/accessibility/isolatedtree/AXIsolatedObject.cpp

  Log Message:
  -----------
  AX: Implement support for serving kAXLineForIndexParameterizedAttribute off the main-thread
https://bugs.webkit.org/show_bug.cgi?id=269919
rdar://problem/123445635

Reviewed by Chris Fleizach.

Implement support for serving kAXLineForIndexParameterizedAttribute off the main-thread and
port test textarea-line-for-index.html to verify correct behavior.

* LayoutTests/accessibility/ax-thread-text-apis/textarea-line-for-index-expected.txt: Added.
* LayoutTests/accessibility/ax-thread-text-apis/textarea-line-for-index.html: Added.
* Source/WebCore/accessibility/AXTextMarker.cpp:
(WebCore::AXTextMarker::lineNumberForIndex const):
* Source/WebCore/accessibility/AXTextMarker.h:
* Source/WebCore/accessibility/isolatedtree/AXIsolatedObject.cpp:
(WebCore::AXIsolatedObject::doAXLineForIndex):

Canonical link: https://commits.webkit.org/275325@main



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