| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_PUBLIC_BROWSER_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |
| #define CONTENT_PUBLIC_BROWSER_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |
| |
| #include <string> |
| |
| #include "base/callback_forward.h" |
| #include "content/public/common/speech_recognition_error.h" |
| |
| namespace content { |
| |
| class SpeechRecognitionEventListener; |
| struct SpeechRecognitionResult; |
| |
| // Allows embedders to display the current state of recognition, for getting the |
| // user's permission and for fetching optional request information. |
| class SpeechRecognitionManagerDelegate { |
| public: |
| virtual ~SpeechRecognitionManagerDelegate() {} |
| |
| // Checks (asynchronously) if current setup allows speech recognition. |
| // This is called on the IO thread. |
| virtual void CheckRecognitionIsAllowed( |
| int session_id, |
| base::Callback<void(bool ask_user, bool is_allowed)> callback) = 0; |
| |
| // Checks whether the delegate is interested (returning a non nullptr ptr) or |
| // not (returning nullptr) in receiving a copy of all sessions events. |
| // This is called on the IO thread. |
| virtual SpeechRecognitionEventListener* GetEventListener() = 0; |
| |
| // Checks whether the speech recognition for the given renderer should filter |
| // profanities or not. |
| virtual bool FilterProfanities(int render_process_id) = 0; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_PUBLIC_BROWSER_SPEECH_RECOGNITION_MANAGER_DELEGATE_H_ |