gecko-dev/layout/style/ServoStyleSheet.h

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2.7 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_ServoStyleSheet_h
#define mozilla_ServoStyleSheet_h
#include "mozilla/dom/SRIMetadata.h"
#include "mozilla/RefPtr.h"
#include "mozilla/ServoBindingTypes.h"
#include "mozilla/StyleSheet.h"
#include "mozilla/StyleSheetInfo.h"
#include "nsStringFwd.h"
namespace mozilla {
class ServoCSSRuleList;
/**
* CSS style sheet object that is a wrapper for a Servo Stylesheet.
*/
class ServoStyleSheet : public StyleSheet
{
public:
ServoStyleSheet(css::SheetParsingMode aParsingMode,
CORSMode aCORSMode,
net::ReferrerPolicy aReferrerPolicy,
const dom::SRIMetadata& aIntegrity);
bool HasRules() const;
void SetOwningDocument(nsIDocument* aDocument);
ServoStyleSheet* GetParentSheet() const;
void AppendStyleSheet(ServoStyleSheet* aSheet);
MOZ_MUST_USE nsresult ParseSheet(const nsAString& aInput,
nsIURI* aSheetURI,
nsIURI* aBaseURI,
nsIPrincipal* aSheetPrincipal,
uint32_t aLineNumber);
/**
* Called instead of ParseSheet to initialize the Servo stylesheet object
* for a failed load. Either ParseSheet or LoadFailed must be called before
* adding a ServoStyleSheet to a ServoStyleSet.
*/
void LoadFailed();
size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const;
#ifdef DEBUG
void List(FILE* aOut = stdout, int32_t aIndex = 0) const;
#endif
RawServoStyleSheet* RawSheet() const { return mSheet; }
// WebIDL StyleSheet API
nsMediaList* Media() final;
// WebIDL CSSStyleSheet API
// Can't be inline because we can't include ImportRule here. And can't be
// called GetOwnerRule because that would be ambiguous with the ImportRule
// version.
nsIDOMCSSRule* GetDOMOwnerRule() const final;
void WillDirty() {}
void DidDirty() {}
protected:
virtual ~ServoStyleSheet();
// Internal methods which do not have security check and completeness check.
dom::CSSRuleList* GetCssRulesInternal(ErrorResult& aRv);
uint32_t InsertRuleInternal(const nsAString& aRule,
uint32_t aIndex, ErrorResult& aRv);
void DeleteRuleInternal(uint32_t aIndex, ErrorResult& aRv);
private:
void DropSheet();
RefPtr<RawServoStyleSheet> mSheet;
RefPtr<ServoCSSRuleList> mRuleList;
StyleSheetInfo mSheetInfo;
friend class StyleSheet;
};
} // namespace mozilla
#endif // mozilla_ServoStyleSheet_h