ladybird/Userland/Libraries/LibWeb/CSS/StyleSheetList.h
Andreas Kling 524ec95bcd LibWeb: Keep CSS sheets sorted in document tree order
This ensures that style is applied consistently, even if the document
has external CSS resources that don't always arrive in the same order.
2022-09-09 15:20:10 +02:00

54 lines
1.4 KiB
C++

/*
* Copyright (c) 2020-2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/Bindings/LegacyPlatformObject.h>
#include <LibWeb/CSS/CSSStyleSheet.h>
namespace Web::CSS {
class StyleSheetList : public Bindings::LegacyPlatformObject {
WEB_PLATFORM_OBJECT(StyleSheetList, Bindings::LegacyPlatformObject);
public:
static StyleSheetList* create(DOM::Document& document);
void add_sheet(CSSStyleSheet&);
void remove_sheet(CSSStyleSheet&);
Vector<JS::NonnullGCPtr<CSSStyleSheet>> const& sheets() const { return m_sheets; }
Vector<JS::NonnullGCPtr<CSSStyleSheet>>& sheets() { return m_sheets; }
CSSStyleSheet* item(size_t index) const
{
if (index >= m_sheets.size())
return {};
return const_cast<CSSStyleSheet*>(m_sheets[index].ptr());
}
size_t length() const { return m_sheets.size(); }
virtual bool is_supported_property_index(u32 index) const override;
virtual JS::Value item_value(size_t index) const override;
DOM::Document& document() { return m_document; }
DOM::Document const& document() const { return m_document; }
private:
explicit StyleSheetList(DOM::Document&);
virtual void visit_edges(Cell::Visitor&) override;
void sort_sheets();
DOM::Document& m_document;
Vector<JS::NonnullGCPtr<CSSStyleSheet>> m_sheets;
};
}
WRAPPER_HACK(StyleSheetList, Web::CSS)