ffad902c07
Unlike ensure_web_prototype<T>(), the cached version doesn't require the prototype type to be fully formed, so we can use it without including the FooPrototype.h header. It's also a bit less verbose. :^)
67 lines
2.1 KiB
C++
67 lines
2.1 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/CSS/CSSMediaRule.h>
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#include <LibWeb/HTML/Window.h>
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namespace Web::CSS {
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CSSMediaRule* CSSMediaRule::create(HTML::Window& window_object, MediaList& media_queries, CSSRuleList& rules)
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{
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return window_object.heap().allocate<CSSMediaRule>(window_object.realm(), window_object, media_queries, rules);
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}
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CSSMediaRule::CSSMediaRule(HTML::Window& window_object, MediaList& media, CSSRuleList& rules)
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: CSSConditionRule(window_object, rules)
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, m_media(media)
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{
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set_prototype(&window_object.cached_web_prototype("CSSMediaRule"));
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}
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void CSSMediaRule::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(&m_media);
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}
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String CSSMediaRule::condition_text() const
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{
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return m_media.media_text();
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}
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void CSSMediaRule::set_condition_text(String text)
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{
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m_media.set_media_text(text);
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}
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// https://www.w3.org/TR/cssom-1/#serialize-a-css-rule
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String CSSMediaRule::serialized() const
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{
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// The result of concatenating the following:
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StringBuilder builder;
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// 1. The string "@media", followed by a single SPACE (U+0020).
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builder.append("@media "sv);
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// 2. The result of performing serialize a media query list on rule’s media query list.
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builder.append(condition_text());
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// 3. A single SPACE (U+0020), followed by the string "{", i.e., LEFT CURLY BRACKET (U+007B), followed by a newline.
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builder.append(" {\n"sv);
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// 4. The result of performing serialize a CSS rule on each rule in the rule’s cssRules list, separated by a newline and indented by two spaces.
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for (size_t i = 0; i < css_rules().length(); i++) {
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auto rule = css_rules().item(i);
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if (i != 0)
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builder.append("\n"sv);
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builder.append(" "sv);
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builder.append(rule->css_text());
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}
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// 5. A newline, followed by the string "}", i.e., RIGHT CURLY BRACKET (U+007D)
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builder.append("\n}"sv);
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return builder.to_string();
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}
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}
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