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LibWeb: Implement :enabled and :disabled pseudo classes to spec

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Previously we only considered an element disabled if it was an <input>
element with the disabled attribute, but there's way more elements that
apply with more nuanced disabled/enabled rules.
This commit is contained in:
Luke Wilde
2022-09-30 16:21:34 +01:00
committed by Andreas Kling
parent c85fcd442f
commit 2133b7d58a
Notes: sideshowbarker 2024-07-17 06:32:16 +09:00 
Author: https://github.com/Lubrsi
Commit: https://github.com/SerenityOS/serenity/commit/2133b7d58a
Pull-request: https://github.com/SerenityOS/serenity/pull/15393
7 changed files with 82 additions and 10 deletions
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9
Userland/Libraries/LibWeb/HTML/HTMLOptionElement.cpp
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@@ -8,6 +8,7 @@
#include <AK/StringBuilder.h>
#include <LibWeb/DOM/Node.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/HTML/HTMLOptGroupElement.h>
#include <LibWeb/HTML/HTMLOptionElement.h>
#include <LibWeb/HTML/HTMLScriptElement.h>
#include <LibWeb/HTML/HTMLSelectElement.h>
@@ -156,4 +157,12 @@ void HTMLOptionElement::ask_for_a_reset()
// FIXME: Implement this operation.
}
// https://html.spec.whatwg.org/multipage/form-elements.html#concept-option-disabled
bool HTMLOptionElement::disabled() const
{
// An option element is disabled if its disabled attribute is present or if it is a child of an optgroup element whose disabled attribute is present.
return has_attribute(AttributeNames::disabled)
|| (parent() && is<HTMLOptGroupElement>(parent()) && static_cast<HTMLOptGroupElement const&>(*parent()).has_attribute(AttributeNames::disabled));
}
}