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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/svg/nsSVGFeatures.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/svg/nsSVGFeatures.cpp')
-rw-r--r--dom/svg/nsSVGFeatures.cpp35
1 files changed, 35 insertions, 0 deletions
diff --git a/dom/svg/nsSVGFeatures.cpp b/dom/svg/nsSVGFeatures.cpp
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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/. */
+
+/**
+ * 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;
+}