ladybird/Userland/Libraries/LibWeb/CSS/CSSRuleList.h
Sam Atkins 97a78cdd28 LibWeb: Add CSSRuleList
"The CSSRuleList interface represents an ordered collection of CSS style
rules." - https://www.w3.org/TR/cssom-1/#the-cssrulelist-interface
2021-09-29 18:57:48 +02:00

44 lines
1.1 KiB
C++

/*
* Copyright (c) 2021, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Iterator.h>
#include <AK/NonnullRefPtrVector.h>
#include <AK/RefCounted.h>
#include <AK/RefPtr.h>
#include <LibWeb/CSS/CSSRule.h>
#include <LibWeb/Forward.h>
namespace Web::CSS {
class CSSRuleList {
public:
explicit CSSRuleList(NonnullRefPtrVector<CSSRule>&&);
virtual ~CSSRuleList();
RefPtr<CSSRule> item(size_t index) const
{
if (index >= length())
return nullptr;
return m_rules[index];
}
size_t length() const { return m_rules.size(); }
using ConstIterator = AK::SimpleIterator<AK::NonnullPtrVector<NonnullRefPtr<CSSRule>> const, CSSRule const>;
using Iterator = AK::SimpleIterator<AK::NonnullPtrVector<NonnullRefPtr<CSSRule>>, CSSRule>;
ConstIterator const begin() const { return m_rules.begin(); }
Iterator begin() { return m_rules.begin(); }
ConstIterator const end() const { return m_rules.end(); }
Iterator end() { return m_rules.end(); }
private:
NonnullRefPtrVector<CSSRule> m_rules;
};
}