20#ifndef vtkInformationVector_h 
   21#define vtkInformationVector_h 
   23#include "vtkCommonCoreModule.h"  
   26VTK_ABI_NAMESPACE_BEGIN
 
   28class vtkInformationVectorInternals;
 
Detect and break reference loops.
 
a simple class to control print indentation
 
abstract base class for most VTK objects