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LibWeb: Add Support for the ARIA Element Properties

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Element now supports getting and setting ARIA properties from
JS and HTML.
This commit is contained in:
Jonah 2022-11-28 17:58:13 -06:00 • committed by Sam Atkins
parent 0a244b9c1f
commit e63d9d4925
57 changed files with 976 additions and 1 deletions
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85
Userland/Libraries/LibWeb/HTML/HTMLElement.cpp
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@ -6,6 +6,7 @@
#include <AK/StringBuilder.h>
#include <LibJS/Interpreter.h>
#include <LibWeb/DOM/ARIARoleNames.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/IDLEventListener.h>
#include <LibWeb/DOM/ShadowRoot.h>
@ -327,4 +328,88 @@ void HTMLElement::blur()
// User agents may selectively or uniformly ignore calls to this method for usability reasons.
}
FlyString HTMLElement::default_role() const
{
// https://www.w3.org/TR/html-aria/#el-article
if (local_name() == TagNames::article)
return DOM::ARIARoleNames::article;
// https://www.w3.org/TR/html-aria/#el-aside
if (local_name() == TagNames::aside)
return DOM::ARIARoleNames::complementary;
// https://www.w3.org/TR/html-aria/#el-b
if (local_name() == TagNames::b)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-bdi
if (local_name() == TagNames::bdi)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-bdo
if (local_name() == TagNames::bdo)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-code
if (local_name() == TagNames::code)
return DOM::ARIARoleNames::code;
// https://www.w3.org/TR/html-aria/#el-dfn
if (local_name() == TagNames::dfn)
return DOM::ARIARoleNames::term;
// https://www.w3.org/TR/html-aria/#el-em
if (local_name() == TagNames::em)
return DOM::ARIARoleNames::emphasis;
// https://www.w3.org/TR/html-aria/#el-figure
if (local_name() == TagNames::figure)
return DOM::ARIARoleNames::figure;
// https://www.w3.org/TR/html-aria/#el-footer
if (local_name() == TagNames::footer) {
// TODO: If not a descendant of an article, aside, main, nav or section element, or an element with role=article, complementary, main, navigation or region then role=contentinfo
// Otherwise, role=generic
return DOM::ARIARoleNames::generic;
}
// https://www.w3.org/TR/html-aria/#el-header
if (local_name() == TagNames::header) {
// TODO: If not a descendant of an article, aside, main, nav or section element, or an element with role=article, complementary, main, navigation or region then role=banner
// Otherwise, role=generic
return DOM::ARIARoleNames::generic;
}
// https://www.w3.org/TR/html-aria/#el-hgroup
if (local_name() == TagNames::hgroup)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-i
if (local_name() == TagNames::i)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-main
if (local_name() == TagNames::main)
return DOM::ARIARoleNames::main;
// https://www.w3.org/TR/html-aria/#el-nav
if (local_name() == TagNames::nav)
return DOM::ARIARoleNames::navigation;
// https://www.w3.org/TR/html-aria/#el-samp
if (local_name() == TagNames::samp)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-section
if (local_name() == TagNames::section) {
// TODO: role=region if the section element has an accessible name
// Otherwise, no corresponding role
return DOM::ARIARoleNames::region;
}
// https://www.w3.org/TR/html-aria/#el-small
if (local_name() == TagNames::small)
return DOM::ARIARoleNames::generic;
// https://www.w3.org/TR/html-aria/#el-strong
if (local_name() == TagNames::strong)
return DOM::ARIARoleNames::strong;
// https://www.w3.org/TR/html-aria/#el-sub
if (local_name() == TagNames::sub)
return DOM::ARIARoleNames::subscript;
// https://www.w3.org/TR/html-aria/#el-summary
if (local_name() == TagNames::summary)
return DOM::ARIARoleNames::button;
// https://www.w3.org/TR/html-aria/#el-sup
if (local_name() == TagNames::sup)
return DOM::ARIARoleNames::superscript;
// https://www.w3.org/TR/html-aria/#el-u
if (local_name() == TagNames::u)
return DOM::ARIARoleNames::generic;
return {};
}
}