text: /*
   * Copyright (C) 2011 Ericsson AB. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer
   *    in the documentation and/or other materials provided with the
   *    distribution.
   * 3. Neither the name of Ericsson nor the names of its contributors
   *    may be used to endorse or promote products derived from this
   *    software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef UserMediaRequest_h
  #define UserMediaRequest_h
  
  #include "core/dom/ActiveDOMObject.h"
  #include "modules/ModulesExport.h"
  #include "modules/mediastream/NavigatorUserMediaErrorCallback.h"
  #include "modules/mediastream/NavigatorUserMediaSuccessCallback.h"
  #include "platform/mediastream/MediaStreamSource.h"
  #include "public/platform/WebMediaConstraints.h"
  #include "wtf/Forward.h"
  #include "wtf/PassRefPtr.h"
  
  namespace blink {
  
  class Dictionary;
  class Document;
  class ExceptionState;
  class MediaStreamDescriptor;
  class UserMediaController;
  
  class MODULES_EXPORT UserMediaRequest final : public GarbageCollectedFinalized<UserMediaRequest>, public ContextLifecycleObserver {
      WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(UserMediaRequest);
  public:
      static UserMediaRequest* create(ExecutionContext*, UserMediaController*, const Dictionary& options, NavigatorUserMediaSuccessCallback*, NavigatorUserMediaErrorCallback*, ExceptionState&);
      virtual ~UserMediaRequest();
  
      NavigatorUserMediaSuccessCallback* successCallback() const { return m_successCallback.get(); }
      NavigatorUserMediaErrorCallback* errorCallback() const { return m_errorCallback.get(); }
      Document* ownerDocument();
  
      void start();
  
      void succeed(PassRefPtr<MediaStreamDescriptor>);
      void failPermissionDenied(const String& message);
      void failConstraint(const String& constraintName, const String& message);
      void failUASpecific(const String& name, const String& message, const String& constraintName);
  
      bool audio() const;
      bool video() const;
      WebMediaConstraints audioConstraints() const;
      WebMediaConstraints videoConstraints() const;
  
      // ContextLifecycleObserver
      virtual void contextDestroyed() override;
  
      DECLARE_VIRTUAL_TRACE();
  
  private:
      UserMediaRequest(ExecutionContext*, UserMediaController*, WebMediaConstraints audio, WebMediaConstraints video, NavigatorUserMediaSuccessCallback*, NavigatorUserMediaErrorCallback*);
  
      WebMediaConstraints m_audio;
      WebMediaConstraints m_video;
  
      RawPtrWillBeMember<UserMediaController> m_controller;
  
      Member<NavigatorUserMediaSuccessCallback> m_successCallback;
      Member<NavigatorUserMediaErrorCallback> m_errorCallback;
  };
  
  } // namespace blink
  
  #endif // UserMediaRequest_h
  