sitkFunctionCommand.h

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/*=========================================================================
*
*  Copyright Insight Software Consortium
*
*  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.txt
*
*  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 sitkFunctionCommand_h
#define sitkFunctionCommand_h


#include "sitkCommand.h"

#include "nsstd/functional.h"

namespace itk {
namespace simple {

class SITKCommon_EXPORT FunctionCommand:
    public Command
{
public:

  typedef FunctionCommand Self;

  FunctionCommand();

  virtual void Execute(void);

  template <class T>
    void SetCallbackFunction ( T *object, void(T::* pMemberFunction )() )
  {
    m_Function = nsstd::bind(pMemberFunction, object);
  }

  void SetCallbackFunction ( void(* pFunction )() );

  void SetCallbackFunction( void(* pFunction )(void *), void *clientData );

private:

  typedef nsstd::function<void()> FunctionObjectType;
  FunctionObjectType m_Function;

};

} // end namespace simple
} // end namespace itk

#endif