gecko-dev/layout/style/ServoStyleSheet.cpp

112 строки
2.9 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/. */
#include "mozilla/ServoStyleSheet.h"
#include "mozilla/StyleBackendType.h"
namespace mozilla {
ServoStyleSheet::ServoStyleSheet(CORSMode aCORSMode,
net::ReferrerPolicy aReferrerPolicy,
const dom::SRIMetadata& aIntegrity)
: StyleSheet(StyleBackendType::Servo)
, StyleSheetInfo(aCORSMode, aReferrerPolicy, aIntegrity)
{
}
ServoStyleSheet::~ServoStyleSheet()
{
DropSheet();
}
bool
ServoStyleSheet::IsApplicable() const
{
return !mDisabled && mComplete;
}
bool
ServoStyleSheet::HasRules() const
{
return Servo_StyleSheetHasRules(RawSheet());
}
nsIDocument*
ServoStyleSheet::GetOwningDocument() const
{
return mDocument;
}
void
ServoStyleSheet::SetOwningDocument(nsIDocument* aDocument)
{
// XXXheycam: Traverse to child ServoStyleSheets to set this, like
// CSSStyleSheet::SetOwningDocument does.
mDocument = aDocument;
}
StyleSheetHandle
ServoStyleSheet::GetParentSheet() const
{
// XXXheycam: When we implement support for child sheets, we'll have
// to fix SetOwningDocument to propagate the owning document down
// to the children.
MOZ_CRASH("stylo: not implemented");
}
void
ServoStyleSheet::AppendStyleSheet(StyleSheetHandle aSheet)
{
// XXXheycam: When we implement support for child sheets, we'll have
// to fix SetOwningDocument to propagate the owning document down
// to the children.
MOZ_CRASH("stylo: not implemented");
}
void
ServoStyleSheet::ParseSheet(const nsAString& aInput,
nsIURI* aSheetURI,
nsIURI* aBaseURI,
nsIPrincipal* aSheetPrincipal,
uint32_t aLineNumber,
css::SheetParsingMode aParsingMode)
{
DropSheet();
RefPtr<ThreadSafeURIHolder> base = new ThreadSafeURIHolder(aBaseURI);
RefPtr<ThreadSafeURIHolder> referrer = new ThreadSafeURIHolder(aSheetURI);
RefPtr<ThreadSafePrincipalHolder> principal =
new ThreadSafePrincipalHolder(aSheetPrincipal);
NS_ConvertUTF16toUTF8 input(aInput);
mSheet = already_AddRefed<RawServoStyleSheet>(Servo_StylesheetFromUTF8Bytes(
reinterpret_cast<const uint8_t*>(input.get()), input.Length(), aParsingMode,
base, referrer, principal));
}
void
ServoStyleSheet::DropSheet()
{
mSheet = nullptr;
}
size_t
ServoStyleSheet::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const
{
MOZ_CRASH("stylo: not implemented");
}
#ifdef DEBUG
void
ServoStyleSheet::List(FILE* aOut, int32_t aIndex) const
{
MOZ_CRASH("stylo: not implemented");
}
#endif
} // namespace mozilla