import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/media/webspeech/synth/speechd/SpeechDispatcherService.h

@@ -0,0 +1,67 @@
+/* -*- 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_SpeechDispatcherService_h
+#define mozilla_dom_SpeechDispatcherService_h
+
+#include "mozilla/StaticPtr.h"
+#include "nsIObserver.h"
+#include "nsISpeechService.h"
+#include "nsIThread.h"
+#include "nsRefPtrHashtable.h"
+#include "nsTArray.h"
+
+struct SPDConnection;
+
+namespace mozilla {
+namespace dom {
+
+class SpeechDispatcherCallback;
+class SpeechDispatcherVoice;
+
+class SpeechDispatcherService final : public nsIObserver,
+                                      public nsISpeechService
+{
+  friend class SpeechDispatcherCallback;
+public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+  NS_DECL_NSISPEECHSERVICE
+
+  SpeechDispatcherService();
+
+  void Init();
+
+  void Setup();
+
+  void EventNotify(uint32_t aMsgId, uint32_t aState);
+
+  static SpeechDispatcherService* GetInstance(bool create = true);
+  static already_AddRefed<SpeechDispatcherService> GetInstanceForService();
+
+  static void Shutdown();
+
+  static StaticRefPtr<SpeechDispatcherService> sSingleton;
+
+private:
+  virtual ~SpeechDispatcherService();
+
+  void RegisterVoices();
+
+  bool mInitialized;
+
+  SPDConnection* mSpeechdClient;
+
+  nsRefPtrHashtable<nsUint32HashKey, SpeechDispatcherCallback> mCallbacks;
+
+  nsCOMPtr<nsIThread> mInitThread;
+
+  nsRefPtrHashtable<nsStringHashKey, SpeechDispatcherVoice> mVoices;
+};
+
+} // namespace dom
+} // namespace mozilla
+#endif