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-rw-r--r--dom/encoding/TextEncoder.h80
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diff --git a/dom/encoding/TextEncoder.h b/dom/encoding/TextEncoder.h
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+++ b/dom/encoding/TextEncoder.h
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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/. */
+
+#ifndef mozilla_dom_textencoder_h_
+#define mozilla_dom_textencoder_h_
+
+#include "mozilla/dom/NonRefcountedDOMObject.h"
+#include "mozilla/dom/TextEncoderBinding.h"
+#include "mozilla/dom/TypedArray.h"
+#include "nsIUnicodeEncoder.h"
+
+namespace mozilla {
+class ErrorResult;
+
+namespace dom {
+
+class TextEncoder final : public NonRefcountedDOMObject
+{
+public:
+ // The WebIDL constructor.
+
+ static TextEncoder*
+ Constructor(const GlobalObject& aGlobal,
+ ErrorResult& aRv)
+ {
+ nsAutoPtr<TextEncoder> txtEncoder(new TextEncoder());
+ txtEncoder->Init();
+ return txtEncoder.forget();
+ }
+
+ TextEncoder()
+ {
+ }
+
+ virtual
+ ~TextEncoder()
+ {}
+
+ bool WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto, JS::MutableHandle<JSObject*> aReflector)
+ {
+ return TextEncoderBinding::Wrap(aCx, this, aGivenProto, aReflector);
+ }
+
+protected:
+
+ void Init();
+
+public:
+ /**
+ * Return the encoding name.
+ *
+ * @param aEncoding, current encoding.
+ */
+ void GetEncoding(nsAString& aEncoding);
+
+ /**
+ * Encodes incoming utf-16 code units/ DOM string to utf-8.
+ *
+ * @param aCx Javascript context.
+ * @param aObj the wrapper of the TextEncoder
+ * @param aString utf-16 code units to be encoded.
+ * @return JSObject* The Uint8Array wrapped in a JS object. Returned via
+ * the aRetval out param.
+ */
+ void Encode(JSContext* aCx,
+ JS::Handle<JSObject*> aObj,
+ const nsAString& aString,
+ JS::MutableHandle<JSObject*> aRetval,
+ ErrorResult& aRv);
+private:
+ nsCOMPtr<nsIUnicodeEncoder> mEncoder;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_textencoder_h_