1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_TTS_API_UTIL_H_ 6 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_TTS_API_UTIL_H_ 7 8 #include <string> 9 10 #include "base/values.h" 11 12 namespace extension_tts_api_util { 13 14 extern const char kVoiceNameKey[]; 15 extern const char kLocaleKey[]; 16 extern const char kGenderKey[]; 17 extern const char kRateKey[]; 18 extern const char kPitchKey[]; 19 extern const char kVolumeKey[]; 20 extern const char kEnqueueKey[]; 21 22 bool ReadNumberByKey(DictionaryValue* dict, 23 const char* key, 24 double* ret_value); 25 26 } // namespace extension_tts_api_util. 27 #endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_TTS_API_UTIL_H_ 28