gecko-dev/layout/style/ServoElementSnapshot.cpp

46 строки
1.4 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/ServoElementSnapshot.h"
#include "mozilla/GeckoBindings.h"
#include "mozilla/dom/Element.h"
#include "nsIContentInlines.h"
#include "nsContentUtils.h"
namespace mozilla {
ServoElementSnapshot::ServoElementSnapshot(const Element& aElement)
: mState(0)
, mContains(Flags(0))
, mIsTableBorderNonzero(false)
, mIsMozBrowserFrame(false)
, mClassAttributeChanged(false)
, mIdAttributeChanged(false)
, mOtherAttributeChanged(false)
{
MOZ_COUNT_CTOR(ServoElementSnapshot);
MOZ_ASSERT(NS_IsMainThread());
mIsHTMLElementInHTMLDocument =
aElement.IsHTMLElement() && aElement.IsInHTMLDocument();
mIsInChromeDocument = nsContentUtils::IsChromeDoc(aElement.OwnerDoc());
mSupportsLangAttr = aElement.SupportsLangAttr();
}
void
ServoElementSnapshot::AddOtherPseudoClassState(const Element& aElement)
{
if (HasOtherPseudoClassState()) {
return;
}
mIsTableBorderNonzero = Gecko_IsTableBorderNonzero(&aElement);
mIsMozBrowserFrame = Gecko_IsBrowserFrame(&aElement);
mContains |= Flags::OtherPseudoClassState;
}
} // namespace mozilla