text: /*
   * Copyright (C) 2012 Samsung Electronics. 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.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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 NavigatorContentUtilsClient_h
  #define NavigatorContentUtilsClient_h
  
  #include "modules/ModulesExport.h"
  #include "platform/weborigin/KURL.h"
  #include "wtf/text/WTFString.h"
  
  namespace blink {
  
  class LocalFrame;
  
  class NavigatorContentUtilsClient {
  public:
      virtual ~NavigatorContentUtilsClient() { }
      virtual void registerProtocolHandler(const String& scheme, const KURL&, const String& title) = 0;
  
      enum CustomHandlersState {
          CustomHandlersNew,
          CustomHandlersRegistered,
          CustomHandlersDeclined
      };
  
      virtual CustomHandlersState isProtocolHandlerRegistered(const String& scheme, const KURL&) = 0;
      virtual void unregisterProtocolHandler(const String& scheme, const KURL&) = 0;
  };
  
  MODULES_EXPORT void provideNavigatorContentUtilsTo(LocalFrame&, PassOwnPtr<NavigatorContentUtilsClient>);
  
  }
  
  #endif // NavigatorContentUtilsClient_h
  