| // 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_RENDERER_MEDIA_MEDIA_STREAM_DISPATCHER_EVENTHANDLER_H_ |
| #define CONTENT_RENDERER_MEDIA_MEDIA_STREAM_DISPATCHER_EVENTHANDLER_H_ |
| |
| #include <string> |
| |
| #include "content/common/content_export.h" |
| #include "content/common/media/media_stream_options.h" |
| |
| namespace content { |
| |
| class CONTENT_EXPORT MediaStreamDispatcherEventHandler { |
| public: |
| // A new media stream have been created. |
| virtual void OnStreamGenerated( |
| int request_id, |
| const std::string& label, |
| const StreamDeviceInfoArray& audio_device_array, |
| const StreamDeviceInfoArray& video_device_array) = 0; |
| |
| // Creation of a new media stream failed. The user might have denied access |
| // to the requested devices or no device is available. |
| virtual void OnStreamGenerationFailed(int request_id) = 0; |
| |
| // The user has requested to stop a media stream. |
| virtual void OnStopGeneratedStream(const std::string& label) = 0; |
| |
| // A new list of devices have been enumerated. |
| virtual void OnDevicesEnumerated( |
| int request_id, |
| const StreamDeviceInfoArray& device_array) = 0; |
| |
| // Failed to enumerate devices. |
| virtual void OnDevicesEnumerationFailed(int request_id) = 0; |
| |
| // A device has been opened. |
| virtual void OnDeviceOpened( |
| int request_id, |
| const std::string& label, |
| const StreamDeviceInfo& device_info) = 0; |
| |
| // Failed to open the device. |
| virtual void OnDeviceOpenFailed(int request_id) = 0; |
| |
| protected: |
| virtual ~MediaStreamDispatcherEventHandler() {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_MEDIA_MEDIA_STREAM_DISPATCHER_EVENTHANDLER_H_ |