mirror of
				https://github.com/LadybirdBrowser/ladybird.git
				synced 2025-10-25 17:39:27 +00:00 
			
		
		
		
	We had the same implementation in quiet a few places. With this change we unify them in a single place
		
			
				
	
	
		
			91 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 2020, the SerenityOS developers.
 | |
|  *
 | |
|  * SPDX-License-Identifier: BSD-2-Clause
 | |
|  */
 | |
| 
 | |
| #include <LibWeb/Bindings/HTMLFieldSetElementPrototype.h>
 | |
| #include <LibWeb/Bindings/Intrinsics.h>
 | |
| #include <LibWeb/HTML/HTMLButtonElement.h>
 | |
| #include <LibWeb/HTML/HTMLFieldSetElement.h>
 | |
| #include <LibWeb/HTML/HTMLInputElement.h>
 | |
| #include <LibWeb/HTML/HTMLLegendElement.h>
 | |
| #include <LibWeb/HTML/HTMLObjectElement.h>
 | |
| #include <LibWeb/HTML/HTMLOutputElement.h>
 | |
| #include <LibWeb/HTML/HTMLSelectElement.h>
 | |
| #include <LibWeb/HTML/HTMLTextAreaElement.h>
 | |
| #include <LibWeb/Layout/FieldSetBox.h>
 | |
| 
 | |
| namespace Web::HTML {
 | |
| 
 | |
| GC_DEFINE_ALLOCATOR(HTMLFieldSetElement);
 | |
| 
 | |
| HTMLFieldSetElement::HTMLFieldSetElement(DOM::Document& document, DOM::QualifiedName qualified_name)
 | |
|     : HTMLElement(document, move(qualified_name))
 | |
| {
 | |
| }
 | |
| 
 | |
| HTMLFieldSetElement::~HTMLFieldSetElement() = default;
 | |
| 
 | |
| void HTMLFieldSetElement::initialize(JS::Realm& realm)
 | |
| {
 | |
|     WEB_SET_PROTOTYPE_FOR_INTERFACE(HTMLFieldSetElement);
 | |
|     Base::initialize(realm);
 | |
| }
 | |
| 
 | |
| void HTMLFieldSetElement::visit_edges(Cell::Visitor& visitor)
 | |
| {
 | |
|     Base::visit_edges(visitor);
 | |
|     visitor.visit(m_elements);
 | |
| }
 | |
| 
 | |
| // https://html.spec.whatwg.org/multipage/form-elements.html#concept-fieldset-disabled
 | |
| bool HTMLFieldSetElement::is_disabled() const
 | |
| {
 | |
|     // A fieldset element is a disabled fieldset if it matches any of the following conditions:
 | |
|     // - Its disabled attribute is specified
 | |
|     if (has_attribute(AttributeNames::disabled))
 | |
|         return true;
 | |
| 
 | |
|     // - It is a descendant of another fieldset element whose disabled attribute is specified, and is not a descendant of that fieldset element's first legend element child, if any.
 | |
|     for (auto* fieldset_ancestor = first_ancestor_of_type<HTMLFieldSetElement>(); fieldset_ancestor; fieldset_ancestor = fieldset_ancestor->first_ancestor_of_type<HTMLFieldSetElement>()) {
 | |
|         if (fieldset_ancestor->has_attribute(HTML::AttributeNames::disabled)) {
 | |
|             auto* first_legend_element_child = fieldset_ancestor->first_child_of_type<HTMLLegendElement>();
 | |
|             if (!first_legend_element_child || !is_descendant_of(*first_legend_element_child))
 | |
|                 return true;
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     return false;
 | |
| }
 | |
| 
 | |
| // https://html.spec.whatwg.org/multipage/form-elements.html#dom-fieldset-elements
 | |
| GC::Ptr<DOM::HTMLCollection> const& HTMLFieldSetElement::elements()
 | |
| {
 | |
|     // The elements IDL attribute must return an HTMLCollection rooted at the fieldset element, whose filter matches listed elements.
 | |
|     if (!m_elements) {
 | |
|         m_elements = DOM::HTMLCollection::create(*this, DOM::HTMLCollection::Scope::Descendants, [](DOM::Element const& element) {
 | |
|             // FIXME: Form-associated custom elements return also true
 | |
|             return is<HTMLButtonElement>(element)
 | |
|                 || is<HTMLFieldSetElement>(element)
 | |
|                 || is<HTMLInputElement>(element)
 | |
|                 || is<HTMLObjectElement>(element)
 | |
|                 || is<HTMLOutputElement>(element)
 | |
|                 || is<HTMLSelectElement>(element)
 | |
|                 || is<HTMLTextAreaElement>(element);
 | |
|         });
 | |
|     }
 | |
|     return m_elements;
 | |
| }
 | |
| 
 | |
| Layout::FieldSetBox* HTMLFieldSetElement::layout_node()
 | |
| {
 | |
|     return static_cast<Layout::FieldSetBox*>(Node::layout_node());
 | |
| }
 | |
| 
 | |
| GC::Ptr<Layout::Node> HTMLFieldSetElement::create_layout_node(GC::Ref<CSS::ComputedProperties> style)
 | |
| {
 | |
|     return heap().allocate<Layout::FieldSetBox>(document(), *this, style);
 | |
| }
 | |
| 
 | |
| }
 |