From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- layout/style/StyleSheetInfo.h | 100 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100644 layout/style/StyleSheetInfo.h (limited to 'layout/style/StyleSheetInfo.h') diff --git a/layout/style/StyleSheetInfo.h b/layout/style/StyleSheetInfo.h new file mode 100644 index 0000000000..bd054fb78a --- /dev/null +++ b/layout/style/StyleSheetInfo.h @@ -0,0 +1,100 @@ +/* -*- 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/css/SheetParsingMode.h" +#include "mozilla/dom/SRIMetadata.h" +#include "mozilla/CORSMode.h" + +#include "nsIReferrerInfo.h" + +class nsIPrincipal; +class nsIURI; + +namespace mozilla { +class StyleSheet; +struct StyleUseCounters; +struct StyleStylesheetContents; +struct URLExtraData; + +/** + * Struct for data common to CSSStyleSheetInner and ServoStyleSheet. + */ +struct StyleSheetInfo final { + typedef dom::ReferrerPolicy ReferrerPolicy; + + StyleSheetInfo(CORSMode aCORSMode, const dom::SRIMetadata& aIntegrity, + css::SheetParsingMode aParsingMode); + + // FIXME(emilio): aCopy should be const. + StyleSheetInfo(StyleSheetInfo& aCopy, StyleSheet* aPrimarySheet); + + ~StyleSheetInfo(); + + StyleSheetInfo* CloneFor(StyleSheet* aPrimarySheet); + + void AddSheet(StyleSheet* aSheet); + void RemoveSheet(StyleSheet* aSheet); + + size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const; + + // FIXME(emilio): most of this struct should be const, then we can remove the + // duplication with the UrlExtraData member and such. + nsCOMPtr mSheetURI; // for error reports, etc. + nsCOMPtr mOriginalSheetURI; // for GetHref. Can be null. + nsCOMPtr mBaseURI; // for resolving relative URIs + nsCOMPtr mPrincipal; + CORSMode mCORSMode; + // The ReferrerInfo of a stylesheet is used for its child sheets and loads + // come from this stylesheet, so it is stored here. + nsCOMPtr mReferrerInfo; + dom::SRIMetadata mIntegrity; + + // Pointer to the 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. + nsTArray> mChildren; + + AutoTArray mSheets; + + // If a SourceMap or X-SourceMap response header is seen, this is + // the value. If both are seen, SourceMap is preferred. If neither + // is seen, this will be an empty string. + nsString mSourceMapURL; + // This stores any source map URL that might have been seen in a + // comment in the style sheet. This is separate from mSourceMapURL + // so that the value does not overwrite any value that might have + // come from a response header. + nsString mSourceMapURLFromComment; + // This stores any source URL that might have been seen in a comment + // in the style sheet. + nsString mSourceURL; + + RefPtr mContents; + + UniquePtr mUseCounters; + + // XXX We already have mSheetURI, mBaseURI, and mPrincipal. + // + // Can we somehow replace them with URLExtraData directly? The issue + // is currently URLExtraData is immutable, but URIs in StyleSheetInfo + // seems to be mutable, so we probably cannot set them altogether. + // Also, this is mostly a duplicate reference of the same url data + // inside RawServoStyleSheet. We may want to just use that instead. + RefPtr mURLData; + +#ifdef DEBUG + bool mPrincipalSet; +#endif +}; + +} // namespace mozilla + +#endif // mozilla_StyleSheetInfo_h -- cgit v1.2.3