vtkCommonInformationKeyManager.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkCommonInformationKeyManager_h
#define vtkCommonInformationKeyManager_h
 
#include "vtkCommonCoreModule.h" // For export macro
#include "vtkSystemIncludes.h"
 
#include "vtkDebugLeaksManager.h" // DebugLeaks exists longer than info keys.
 
VTK_ABI_NAMESPACE_BEGIN
class vtkInformationKey;
 
class VTKCOMMONCORE_EXPORT vtkCommonInformationKeyManager
{
public:
  vtkCommonInformationKeyManager();
  ~vtkCommonInformationKeyManager();

  static void Register(vtkInformationKey* key);

  static void Unregister(vtkInformationKey* key);
 
private:
  // Unimplemented
  vtkCommonInformationKeyManager(const vtkCommonInformationKeyManager&) = delete;
  vtkCommonInformationKeyManager& operator=(const vtkCommonInformationKeyManager&) = delete;
 
  static void ClassInitialize();
  static void ClassFinalize();
};
 
// This instance will show up in any translation unit that uses key
// types defined in vtkCommon or that has a singleton.  It will
// make sure vtkCommonInformationKeyManager's vector of keys is
// initialized before and destroyed after it is used.
static vtkCommonInformationKeyManager vtkCommonInformationKeyManagerInstance;
 
VTK_ABI_NAMESPACE_END
#endif
// VTK-HeaderTest-Exclude: vtkCommonInformationKeyManager.h