usServiceEvent.h

Go to the documentation of this file.

/*============================================================================

  Library: CppMicroServices

  Copyright (c) German Cancer Research Center (DKFZ)
  All rights reserved.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

============================================================================*/

#ifndef USSERVICEEVENT_H
#define USSERVICEEVENT_H

#ifdef REGISTERED
#ifdef _WIN32
#error The REGISTERED preprocessor define clashes with the ServiceEvent::REGISTERED\
 enum type. Try to reorder your includes, compile with WIN32_LEAN_AND_MEAN, or undef\
 the REGISTERED macro befor including this header.
#else
#error The REGISTERED preprocessor define clashes with the ServiceEvent::REGISTERED\
 enum type. Try to reorder your includes or undef the REGISTERED macro befor including\
 this header.
#endif
#endif

#include "usSharedData.h"

#include "usServiceReference.h"

US_BEGIN_NAMESPACE

class ServiceEventData;

class US_Core_EXPORT ServiceEvent
{

  SharedDataPointer<ServiceEventData> d;

public:

  enum Type {

    REGISTERED = 0x00000001,

    MODIFIED = 0x00000002,

    UNREGISTERING = 0x00000004,

    MODIFIED_ENDMATCH = 0x00000008

  };

  ServiceEvent();

  ~ServiceEvent();

  bool IsNull() const;

  ServiceEvent(Type type, const ServiceReferenceBase& reference);

  ServiceEvent(const ServiceEvent& other);

  ServiceEvent& operator=(const ServiceEvent& other);

  ServiceReferenceU GetServiceReference() const;

  template<class S>
  ServiceReference<S> GetServiceReference(InterfaceType<S>) const
  {
    return GetServiceReference();
  }

  Type GetType() const;

};

US_Core_EXPORT std::ostream& operator<<(std::ostream& os, const ServiceEvent::Type& type);
US_Core_EXPORT std::ostream& operator<<(std::ostream& os, const ServiceEvent& event);
US_END_NAMESPACE

#endif // USSERVICEEVENT_H