berryIStructuredSelection.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
 
#ifndef BERRYISTRUCTUREDSELECTION_H_
#define BERRYISTRUCTUREDSELECTION_H_
 
#include "berryISelection.h"
 
#include <berryObjectList.h>
#include <org_blueberry_ui_qt_Export.h>
 
namespace berry
{
 
struct BERRY_UI_QT IStructuredSelection : public ISelection {
 
  typedef ObjectList<Object::Pointer> ContainerType;
  typedef ContainerType::const_iterator iterator;
 
  berryObjectMacro(berry::IStructuredSelection);
 
  virtual Object::Pointer GetFirstElement() const = 0;
 
  virtual iterator Begin() const = 0;
 
  virtual iterator End() const = 0;
 
  virtual int Size() const = 0;
 
  virtual ContainerType::Pointer ToVector() const = 0;
 
  /*
   * We need to define at least the destructor in this compilation unit
   * because of the export macro above. Otherwise Windows throws
   * a linker error in dependent libraries. The export macro is needed
   * for gcc < 4.5 to correctly mark the type_info object of this class
   * as visible (we have default visibility 'hidden') so that dynamic_cast calls work.
   */
  ~IStructuredSelection() override;
 
};
 
}
 
#endif /* BERRYISTRUCTUREDSELECTION_H_ */