/* -*- 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/. */

/**

 * This file contains code to help implement the Conditional Processing

 * section of the SVG specification (i.e. the <switch> element and the

 * requiredFeatures, requiredExtensions and systemLanguage attributes).

 *

 *   http://www.w3.org/TR/SVG11/struct.html#ConditionalProcessing

 */

#include "nsSVGFeatures.h"

#include "nsIContent.h"

#include "nsIDocument.h"

#include "nsNameSpaceManager.h"

#include "mozilla/Preferences.h"

using namespace mozilla;

/*static*/ bool

nsSVGFeatures::HasExtension(const nsAString& aExtension, const bool aIsInChrome)

{

#define SVG_SUPPORTED_EXTENSION(str) if (aExtension.EqualsLiteral(str)) return true;

  SVG_SUPPORTED_EXTENSION("http://www.w3.org/1999/xhtml")

  nsNameSpaceManager* nameSpaceManager = nsNameSpaceManager::GetInstance();

  if (aIsInChrome || !nameSpaceManager->mMathMLDisabled) {

    SVG_SUPPORTED_EXTENSION("http://www.w3.org/1998/Math/MathML")

  }

#undef SVG_SUPPORTED_EXTENSION

  return false;

}