gecko-dev/layout/style/StyleSheetInfo.h

72 строки
2.2 KiB
C++

/* -*- 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_StyleSheetInfo_h
#define mozilla_StyleSheetInfo_h
#include "mozilla/dom/SRIMetadata.h"
#include "mozilla/net/ReferrerPolicy.h"
#include "mozilla/CORSMode.h"
#include "nsIURI.h"
namespace mozilla {
class StyleSheet;
} // namespace mozilla
class nsCSSRuleProcessor;
class nsIPrincipal;
namespace mozilla {
/**
* Struct for data common to CSSStyleSheetInner and ServoStyleSheet.
*/
struct StyleSheetInfo
{
typedef net::ReferrerPolicy ReferrerPolicy;
StyleSheetInfo(CORSMode aCORSMode,
ReferrerPolicy aReferrerPolicy,
const dom::SRIMetadata& aIntegrity);
StyleSheetInfo(StyleSheetInfo& aCopy,
StyleSheet* aPrimarySheet);
virtual ~StyleSheetInfo();
virtual StyleSheetInfo* CloneFor(StyleSheet* aPrimarySheet) = 0;
virtual void AddSheet(StyleSheet* aSheet);
virtual void RemoveSheet(StyleSheet* aSheet);
nsCOMPtr<nsIURI> mSheetURI; // for error reports, etc.
nsCOMPtr<nsIURI> mOriginalSheetURI; // for GetHref. Can be null.
nsCOMPtr<nsIURI> mBaseURI; // for resolving relative URIs
nsCOMPtr<nsIPrincipal> mPrincipal;
CORSMode mCORSMode;
// The Referrer Policy of a stylesheet is used for its child sheets, so it is
// stored here.
ReferrerPolicy mReferrerPolicy;
dom::SRIMetadata mIntegrity;
bool mComplete;
// Pointer to start of linked list of child sheets. This is all fundamentally
// broken, because each of the child sheets has a unique parent... We can
// only hope (and currently this is the case) that any time page JS can get
// its hands on a child sheet that means we've already ensured unique infos
// throughout its parent chain and things are good.
RefPtr<StyleSheet> mFirstChild;
AutoTArray<StyleSheet*, 8> mSheets;
#ifdef DEBUG
bool mPrincipalSet;
#endif
};
} // namespace mozilla
#endif // mozilla_StyleSheetInfo_h