gecko-dev/layout/style/DeclarationBlock.cpp
Cameron McCormack e95797966a Bug 1539159 - Prevent modification of UA style sheets. r=emilio
Differential Revision: https://phabricator.services.mozilla.com/D25661

--HG--
extra : moz-landing-system : lando
2019-04-29 05:34:06 +00:00

32 lines
1 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/. */
#include "mozilla/DeclarationBlock.h"
#include "mozilla/css/Rule.h"
#include "mozilla/ServoBindings.h"
#include "nsCSSProps.h"
namespace mozilla {
/* static */
already_AddRefed<DeclarationBlock> DeclarationBlock::FromCssText(
const nsAString& aCssText, URLExtraData* aExtraData, nsCompatibility aMode,
css::Loader* aLoader) {
NS_ConvertUTF16toUTF8 value(aCssText);
RefPtr<RawServoDeclarationBlock> raw =
Servo_ParseStyleAttribute(&value, aExtraData, aMode, aLoader).Consume();
RefPtr<DeclarationBlock> decl = new DeclarationBlock(raw.forget());
return decl.forget();
}
bool DeclarationBlock::OwnerIsReadOnly() const {
css::Rule* rule = GetOwningRule();
return rule && rule->IsReadOnly();
}
} // namespace mozilla