/src/serenity/Userland/Libraries/LibWeb/HTML/HTMLOrSVGElement.cpp

Source
/*
 * Copyright (c) 2024, Jelle Raaijmakers <jelle@ladybird.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#include <LibWeb/HTML/Focus.h>
#include <LibWeb/HTML/HTMLElement.h>
#include <LibWeb/HTML/HTMLOrSVGElement.h>
#include <LibWeb/MathML/MathMLElement.h>
#include <LibWeb/SVG/SVGElement.h>

namespace Web::HTML {

// https://html.spec.whatwg.org/multipage/dom.html#dom-dataset-dev
template<typename ElementBase>
JS::NonnullGCPtr<DOMStringMap> HTMLOrSVGElement<ElementBase>::dataset()
{
    if (!m_dataset)
        m_dataset = DOMStringMap::create(*static_cast<ElementBase*>(this));
    return *m_dataset;
}

// https://html.spec.whatwg.org/multipage/interaction.html#dom-focus
template<typename ElementBase>
void HTMLOrSVGElement<ElementBase>::focus()
{
    // FIXME: below are the focus(options) steps, also implement focus()

    // 1. If the element is marked as locked for focus, then return.
    if (m_locked_for_focus)
        return;

    // 2. Mark the element as locked for focus.
    m_locked_for_focus = true;

    // 3. Run the focusing steps for the element.
    run_focusing_steps(static_cast<ElementBase*>(this));

    // FIXME: 4. If the value of the preventScroll dictionary member of options is false,
    //           then scroll the element into view with scroll behavior "auto",
    //           block flow direction position set to an implementation-defined value,
    //           and inline base direction position set to an implementation-defined value.

    // 5. Unmark the element as locked for focus.
    m_locked_for_focus = false;
}

// https://html.spec.whatwg.org/multipage/interaction.html#dom-blur
template<typename ElementBase>
void HTMLOrSVGElement<ElementBase>::blur()
{
    // The blur() method, when invoked, should run the unfocusing steps for the element on which the method was called.
    run_unfocusing_steps(static_cast<ElementBase*>(this));

    // User agents may selectively or uniformly ignore calls to this method for usability reasons.
}

// https://html.spec.whatwg.org/#dom-noncedelement-nonce
template<typename ElementBase>
void HTMLOrSVGElement<ElementBase>::attribute_change_steps(FlyString const& local_name, Optional<String> const&, Optional<String> const& value, Optional<FlyString> const& namespace_)
{
    // 1. If element does not include HTMLOrSVGElement, then return.
    // 2. If localName is not nonce or namespace is not null, then return.
    if (local_name != HTML::AttributeNames::nonce || namespace_.has_value())
        return;

    // 3. If value is null, then set element's [[CryptographicNonce]] to the empty string.
    if (!value.has_value()) {
        m_cryptographic_nonce = {};
    }

    // 4. Otherwise, set element's [[CryptographicNonce]] to value.
    else {
        m_cryptographic_nonce = value.value();
    }
}

// https://html.spec.whatwg.org/#dom-noncedelement-nonce
template<typename ElementBase>
WebIDL::ExceptionOr<void> HTMLOrSVGElement<ElementBase>::cloned(DOM::Node& copy, bool)
{
    // The cloning steps for elements that include HTMLOrSVGElement must set the
    // [[CryptographicNonce]] slot on the copy to the value of the slot on the element being cloned.
    static_cast<ElementBase&>(copy).m_cryptographic_nonce = m_cryptographic_nonce;
    return {};
}

// https://html.spec.whatwg.org/#dom-noncedelement-nonce
template<typename ElementBase>
void HTMLOrSVGElement<ElementBase>::inserted()
{
    // Whenever an element including HTMLOrSVGElement becomes browsing-context connected, the user
    // agent must execute the following steps on the element:
    DOM::Element& element = *static_cast<ElementBase*>(this);

    // FIXME: 1. Let CSP list be element's shadow-including root's policy container's CSP list.
    [[maybe_unused]] auto policy_container = element.shadow_including_root().document().policy_container();

    // FIXME: 2. If CSP list contains a header-delivered Content Security Policy, and element has a
    //           nonce content attribute attr whose value is not the empty string, then:
    if (true && element.has_attribute(HTML::AttributeNames::nonce)) {
        // 2.1. Let nonce be element's [[CryptographicNonce]].
        auto nonce = m_cryptographic_nonce;

        // 2.2. Set an attribute value for element using "nonce" and the empty string.
        element.set_attribute_value(HTML::AttributeNames::nonce, {});

        // 2.3. Set element's [[CryptographicNonce]] to nonce.
        m_cryptographic_nonce = nonce;
    }
}

template<typename ElementBase>
void HTMLOrSVGElement<ElementBase>::visit_edges(JS::Cell::Visitor& visitor)
{
    visitor.visit(m_dataset);
}

template class HTMLOrSVGElement<HTMLElement>;
template class HTMLOrSVGElement<MathML::MathMLElement>;
template class HTMLOrSVGElement<SVG::SVGElement>;

}

Line	Count	Source
1		/*
2		* Copyright (c) 2024, Jelle Raaijmakers <jelle@ladybird.org>
3		*
4		* SPDX-License-Identifier: BSD-2-Clause
5		*/
6
7		#include <LibWeb/HTML/Focus.h>
8		#include <LibWeb/HTML/HTMLElement.h>
9		#include <LibWeb/HTML/HTMLOrSVGElement.h>
10		#include <LibWeb/MathML/MathMLElement.h>
11		#include <LibWeb/SVG/SVGElement.h>
12
13		namespace Web::HTML {
14
15		// https://html.spec.whatwg.org/multipage/dom.html#dom-dataset-dev
16		template<typename ElementBase>
17		JS::NonnullGCPtr<DOMStringMap> HTMLOrSVGElement<ElementBase>::dataset()
18	0	{
19	0	if (!m_dataset)
20	0	m_dataset = DOMStringMap::create(static_cast<ElementBase>(this));
21	0	return *m_dataset;
22	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::dataset() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::dataset() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::dataset()
23
24		// https://html.spec.whatwg.org/multipage/interaction.html#dom-focus
25		template<typename ElementBase>
26		void HTMLOrSVGElement<ElementBase>::focus()
27	0	{
28		// FIXME: below are the focus(options) steps, also implement focus()
29
30		// 1. If the element is marked as locked for focus, then return.
31	0	if (m_locked_for_focus)
32	0	return;
33
34		// 2. Mark the element as locked for focus.
35	0	m_locked_for_focus = true;
36
37		// 3. Run the focusing steps for the element.
38	0	run_focusing_steps(static_cast<ElementBase*>(this));
39
40		// FIXME: 4. If the value of the preventScroll dictionary member of options is false,
41		// then scroll the element into view with scroll behavior "auto",
42		// block flow direction position set to an implementation-defined value,
43		// and inline base direction position set to an implementation-defined value.
44
45		// 5. Unmark the element as locked for focus.
46	0	m_locked_for_focus = false;
47	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::focus() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::focus() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::focus()
48
49		// https://html.spec.whatwg.org/multipage/interaction.html#dom-blur
50		template<typename ElementBase>
51		void HTMLOrSVGElement<ElementBase>::blur()
52	0	{
53		// The blur() method, when invoked, should run the unfocusing steps for the element on which the method was called.
54	0	run_unfocusing_steps(static_cast<ElementBase*>(this));
55
56		// User agents may selectively or uniformly ignore calls to this method for usability reasons.
57	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::blur() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::blur() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::blur()
58
59		// https://html.spec.whatwg.org/#dom-noncedelement-nonce
60		template<typename ElementBase>
61		void HTMLOrSVGElement<ElementBase>::attribute_change_steps(FlyString const& local_name, Optional<String> const&, Optional<String> const& value, Optional<FlyString> const& namespace_)
62	0	{
63		// 1. If element does not include HTMLOrSVGElement, then return.
64		// 2. If localName is not nonce or namespace is not null, then return.
65	0	if (local_name != HTML::AttributeNames::nonce \|\| namespace_.has_value())
66	0	return;
67
68		// 3. If value is null, then set element's [[CryptographicNonce]] to the empty string.
69	0	if (!value.has_value()) {
70	0	m_cryptographic_nonce = {};
71	0	}
72
73		// 4. Otherwise, set element's [[CryptographicNonce]] to value.
74	0	else {
75	0	m_cryptographic_nonce = value.value();
76	0	}
77	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::attribute_change_steps(AK::FlyString const&, AK::Optional<AK::String> const&, AK::Optional<AK::String> const&, AK::Optional<AK::FlyString> const&) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::attribute_change_steps(AK::FlyString const&, AK::Optional<AK::String> const&, AK::Optional<AK::String> const&, AK::Optional<AK::FlyString> const&) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::attribute_change_steps(AK::FlyString const&, AK::Optional<AK::String> const&, AK::Optional<AK::String> const&, AK::Optional<AK::FlyString> const&)
78
79		// https://html.spec.whatwg.org/#dom-noncedelement-nonce
80		template<typename ElementBase>
81		WebIDL::ExceptionOr<void> HTMLOrSVGElement<ElementBase>::cloned(DOM::Node& copy, bool)
82	0	{
83		// The cloning steps for elements that include HTMLOrSVGElement must set the
84		// [[CryptographicNonce]] slot on the copy to the value of the slot on the element being cloned.
85	0	static_cast<ElementBase&>(copy).m_cryptographic_nonce = m_cryptographic_nonce;
86	0	return {};
87	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::cloned(Web::DOM::Node&, bool) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::cloned(Web::DOM::Node&, bool) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::cloned(Web::DOM::Node&, bool)
88
89		// https://html.spec.whatwg.org/#dom-noncedelement-nonce
90		template<typename ElementBase>
91		void HTMLOrSVGElement<ElementBase>::inserted()
92	0	{
93		// Whenever an element including HTMLOrSVGElement becomes browsing-context connected, the user
94		// agent must execute the following steps on the element:
95	0	DOM::Element& element = static_cast<ElementBase>(this);
96
97		// FIXME: 1. Let CSP list be element's shadow-including root's policy container's CSP list.
98	0	[[maybe_unused]] auto policy_container = element.shadow_including_root().document().policy_container();
99
100		// FIXME: 2. If CSP list contains a header-delivered Content Security Policy, and element has a
101		// nonce content attribute attr whose value is not the empty string, then:
102	0	if (true && element.has_attribute(HTML::AttributeNames::nonce)) {
103		// 2.1. Let nonce be element's [[CryptographicNonce]].
104	0	auto nonce = m_cryptographic_nonce;
105
106		// 2.2. Set an attribute value for element using "nonce" and the empty string.
107	0	element.set_attribute_value(HTML::AttributeNames::nonce, {});
108
109		// 2.3. Set element's [[CryptographicNonce]] to nonce.
110	0	m_cryptographic_nonce = nonce;
111	0	}
112	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::inserted() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::inserted() Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::inserted()
113
114		template<typename ElementBase>
115		void HTMLOrSVGElement<ElementBase>::visit_edges(JS::Cell::Visitor& visitor)
116	0	{
117	0	visitor.visit(m_dataset);
118	0	} Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::HTML::HTMLElement>::visit_edges(JS::Cell::Visitor&) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::MathML::MathMLElement>::visit_edges(JS::Cell::Visitor&) Unexecuted instantiation: Web::HTML::HTMLOrSVGElement<Web::SVG::SVGElement>::visit_edges(JS::Cell::Visitor&)
119
120		template class HTMLOrSVGElement<HTMLElement>;
121		template class HTMLOrSVGElement<MathML::MathMLElement>;
122		template class HTMLOrSVGElement<SVG::SVGElement>;
123
124		}

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Created: 2026-11-13 08:07