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57dc179b1f
This will make it easier to support both string types at the same time while we convert code, and tracking down remaining uses. One big exception is Value::to_string() in LibJS, where the name is dictated by the ToString AO.
106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
/*
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* Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
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* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/MediaListPrototype.h>
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#include <LibWeb/CSS/MediaList.h>
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#include <LibWeb/CSS/Parser/Parser.h>
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namespace Web::CSS {
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MediaList* MediaList::create(JS::Realm& realm, NonnullRefPtrVector<MediaQuery>&& media)
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{
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return realm.heap().allocate<MediaList>(realm, realm, move(media));
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}
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MediaList::MediaList(JS::Realm& realm, NonnullRefPtrVector<MediaQuery>&& media)
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: Bindings::LegacyPlatformObject(Bindings::ensure_web_prototype<Bindings::MediaListPrototype>(realm, "MediaList"))
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, m_media(move(media))
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{
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}
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// https://www.w3.org/TR/cssom-1/#dom-medialist-mediatext
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DeprecatedString MediaList::media_text() const
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{
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return serialize_a_media_query_list(m_media);
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}
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// https://www.w3.org/TR/cssom-1/#dom-medialist-mediatext
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void MediaList::set_media_text(DeprecatedString const& text)
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{
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m_media.clear();
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if (text.is_empty())
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return;
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m_media = parse_media_query_list({}, text);
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}
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bool MediaList::is_supported_property_index(u32 index) const
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{
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return index < length();
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}
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// https://www.w3.org/TR/cssom-1/#dom-medialist-item
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DeprecatedString MediaList::item(u32 index) const
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{
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if (!is_supported_property_index(index))
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return {};
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return m_media[index].to_deprecated_string();
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}
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// https://www.w3.org/TR/cssom-1/#dom-medialist-appendmedium
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void MediaList::append_medium(DeprecatedString medium)
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{
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auto m = parse_media_query({}, medium);
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if (!m)
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return;
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if (m_media.contains_slow(*m))
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return;
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m_media.append(m.release_nonnull());
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}
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// https://www.w3.org/TR/cssom-1/#dom-medialist-deletemedium
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void MediaList::delete_medium(DeprecatedString medium)
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{
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auto m = parse_media_query({}, medium);
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if (!m)
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return;
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m_media.remove_all_matching([&](auto& existing) -> bool {
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return m->to_deprecated_string() == existing->to_deprecated_string();
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});
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// FIXME: If nothing was removed, then throw a NotFoundError exception.
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}
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bool MediaList::evaluate(HTML::Window const& window)
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{
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for (auto& media : m_media)
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media.evaluate(window);
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return matches();
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}
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bool MediaList::matches() const
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{
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if (m_media.is_empty()) {
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return true;
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}
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for (auto& media : m_media) {
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if (media.matches())
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return true;
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}
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return false;
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}
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JS::Value MediaList::item_value(size_t index) const
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{
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if (index >= m_media.size())
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return JS::js_undefined();
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return JS::js_string(vm(), m_media[index].to_deprecated_string());
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}
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}
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