third_party/WebKit/Source/modules/navigatorcontentutils/NavigatorContentUtils.h

/*
 * Copyright (C) 2011, Google Inc. All rights reserved.
 * 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. AND ITS 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 APPLE INC. OR ITS 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 NavigatorContentUtils_h
#define NavigatorContentUtils_h

#include "core/frame/Navigator.h"
#include "modules/ModulesExport.h"
#include "modules/navigatorcontentutils/NavigatorContentUtilsClient.h"
#include "platform/Supplementable.h"
#include "platform/heap/Handle.h"
#include "wtf/text/WTFString.h"

namespace blink {

class ExceptionState;
class Navigator;

class MODULES_EXPORT NavigatorContentUtils final
    : public GarbageCollectedFinalized<NavigatorContentUtils>,
      public Supplement<Navigator> {
  USING_GARBAGE_COLLECTED_MIXIN(NavigatorContentUtils);

 public:
  virtual ~NavigatorContentUtils();

  static NavigatorContentUtils* from(Navigator&);
  static const char* supplementName();

  static void registerProtocolHandler(Navigator&,
                                      const String& scheme,
                                      const String& url,
                                      const String& title,
                                      ExceptionState&);
  static String isProtocolHandlerRegistered(Navigator&,
                                            const String& scheme,
                                            const String& url,
                                            ExceptionState&);
  static void unregisterProtocolHandler(Navigator&,
                                        const String& scheme,
                                        const String& url,
                                        ExceptionState&);

  static void provideTo(Navigator&, NavigatorContentUtilsClient*);

  DECLARE_VIRTUAL_TRACE();

  void setClientForTest(NavigatorContentUtilsClient* client) {
    m_client = client;
  }

 private:
  NavigatorContentUtils(Navigator& navigator,
                        NavigatorContentUtilsClient* client)
      : Supplement<Navigator>(navigator), m_client(client) {}

  NavigatorContentUtilsClient* client() { return m_client.get(); }

  Member<NavigatorContentUtilsClient> m_client;
};

}  // namespace blink

#endif  // NavigatorContentUtils_h