1 /* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25 #ifndef UserMediaController_h 26 #define UserMediaController_h 27 28 #include "core/frame/LocalFrame.h" 29 #include "modules/mediastream/UserMediaClient.h" 30 #include "wtf/PassOwnPtr.h" 31 32 namespace WebCore { 33 34 class MediaDevicesRequest; 35 class UserMediaRequest; 36 37 class UserMediaController FINAL : public NoBaseWillBeGarbageCollected<UserMediaController>, public WillBeHeapSupplement<LocalFrame> { 38 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(UserMediaController); 39 DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(UserMediaController); 40 public: 41 42 UserMediaClient* client() const { return m_client; } 43 44 void requestUserMedia(PassRefPtrWillBeRawPtr<UserMediaRequest>); 45 void cancelUserMediaRequest(UserMediaRequest*); 46 47 void requestMediaDevices(PassRefPtrWillBeRawPtr<MediaDevicesRequest>); 48 void cancelMediaDevicesRequest(MediaDevicesRequest*); 49 50 static PassOwnPtrWillBeRawPtr<UserMediaController> create(UserMediaClient*); 51 static const char* supplementName(); 52 static UserMediaController* from(LocalFrame* frame) { return static_cast<UserMediaController*>(WillBeHeapSupplement<LocalFrame>::from(frame, supplementName())); } 53 54 virtual void trace(Visitor* visitor) OVERRIDE { WillBeHeapSupplement<LocalFrame>::trace(visitor); } 55 56 protected: 57 explicit UserMediaController(UserMediaClient*); 58 59 private: 60 UserMediaClient* m_client; 61 }; 62 63 inline void UserMediaController::requestUserMedia(PassRefPtrWillBeRawPtr<UserMediaRequest> request) 64 { 65 m_client->requestUserMedia(request); 66 } 67 68 inline void UserMediaController::cancelUserMediaRequest(UserMediaRequest* request) 69 { 70 m_client->cancelUserMediaRequest(request); 71 } 72 73 inline void UserMediaController::requestMediaDevices(PassRefPtrWillBeRawPtr<MediaDevicesRequest> request) 74 { 75 m_client->requestMediaDevices(request); 76 } 77 78 inline void UserMediaController::cancelMediaDevicesRequest(MediaDevicesRequest* request) 79 { 80 m_client->cancelMediaDevicesRequest(request); 81 } 82 83 } // namespace WebCore 84 85 #endif // UserMediaController_h 86