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LibWeb: Add style invalidation for :defined selector

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Andreas Kling 2024-11-06 15:49:22 +01:00 • committed by Andreas Kling
commit adfc69bc67
Notes: github-actions[bot] 2024-11-06 20:44:08 +00:00
5 changed files with 18 additions and 9 deletions
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16
Userland/Libraries/LibWeb/DOM/Element.cpp
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@ -2093,7 +2093,7 @@ JS::ThrowCompletionOr<void> Element::upgrade_element(JS::NonnullGCPtr<HTML::Cust
m_custom_element_definition = custom_element_definition;
// 3. Set element's custom element state to "failed".
m_custom_element_state = CustomElementState::Failed;
set_custom_element_state(CustomElementState::Failed);
// 4. For each attribute in element's attribute list, in order, enqueue a custom element callback reaction with element, callback name "attributeChangedCallback",
// and an argument list containing attribute's local name, null, attribute's value, and attribute's namespace.
@ -2130,7 +2130,7 @@ JS::ThrowCompletionOr<void> Element::upgrade_element(JS::NonnullGCPtr<HTML::Cust
return JS::throw_completion(WebIDL::NotSupportedError::create(realm, "Custom element definition disables shadow DOM and the custom element has a shadow root"_string));
// 2. Set element's custom element state to "precustomized".
m_custom_element_state = CustomElementState::Precustomized;
set_custom_element_state(CustomElementState::Precustomized);
// 3. Let constructResult be the result of constructing C, with no arguments.
auto construct_result_optional = TRY(WebIDL::construct(constructor));
@ -2168,7 +2168,7 @@ JS::ThrowCompletionOr<void> Element::upgrade_element(JS::NonnullGCPtr<HTML::Cust
// 2. If element is disabled, then enqueue a custom element callback reaction with element, callback name "formDisabledCallback" and « true ».
// 10. Set element's custom element state to "custom".
m_custom_element_state = CustomElementState::Custom;
set_custom_element_state(CustomElementState::Custom);
return {};
}
@ -2198,11 +2198,19 @@ bool Element::is_custom() const
return m_custom_element_state == CustomElementState::Custom;
}
void Element::set_custom_element_state(CustomElementState state)
{
if (m_custom_element_state == state)
return;
m_custom_element_state = state;
invalidate_style(StyleInvalidationReason::CustomElementStateChange);
}
// https://html.spec.whatwg.org/multipage/dom.html#html-element-constructors
void Element::setup_custom_element_from_constructor(HTML::CustomElementDefinition& custom_element_definition, Optional<String> const& is_value)
{
// 7.6. Set element's custom element state to "custom".
m_custom_element_state = CustomElementState::Custom;
set_custom_element_state(CustomElementState::Custom);
// 7.7. Set element's custom element definition to definition.
m_custom_element_definition = custom_element_definition;