GUI/Client/vtkPVReaderModule.h

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

  Program:   ParaView
  Module:    $RCSfile: vtkPVReaderModule.h,v $

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkPVReaderModule_h
#define __vtkPVReaderModule_h

#include "vtkPVSource.h"

class vtkPVFileEntry;
//BTX
template <class value>
class vtkVector;
template <class value>
class vtkVectorIterator;
//ETX

class VTK_EXPORT vtkPVReaderModule : public vtkPVSource
{
public:
  static vtkPVReaderModule* New();
  vtkTypeRevisionMacro(vtkPVReaderModule, vtkPVSource);
  void PrintSelf(ostream& os, vtkIndent indent);
    
  virtual void CreateProperties();

  virtual int CanReadFile(const char* fname);


  virtual int Initialize(const char* fname, vtkPVReaderModule*& newModule);
  virtual int Finalize  (const char* fname);
  virtual int ReadFileInformation(const char* fname);

  void AddExtension(const char*);
  
  vtkIdType GetNumberOfExtensions();
  
  const char* GetExtension(vtkIdType i);

  const char* RemovePath(const char* fname);


  vtkSetMacro(AcceptAfterRead, int);
  vtkGetMacro(AcceptAfterRead, int);


  vtkGetObjectMacro(FileEntry, vtkPVFileEntry);

  virtual void SaveState(ofstream *file);

  void AddPVFileEntry(vtkPVFileEntry *pvw);
  
  virtual int GetNumberOfTimeSteps();
  
  virtual void SetRequestedTimeStep(int);
 
  vtkPVWidget* GetTimeStepWidget();
 
protected:
  vtkPVReaderModule();
  ~vtkPVReaderModule();

  const char* ExtractExtension(const char* fname);

  vtkPVFileEntry* FileEntry;
  int AcceptAfterRead;

  virtual int FinalizeInternal(const char* fname, 
                               int accept);

  void SetReaderFileName(const char* fname);
  
//BTX
  vtkVector<const char*>* Extensions;
  vtkVectorIterator<const char*>* Iterator;
//ETX

  int CloneAndInitialize(int makeCurrent, vtkPVReaderModule*& clone);

  int PackFileEntry;
  int AddFileEntry;

private:
  vtkPVReaderModule(const vtkPVReaderModule&); // Not implemented
  void operator=(const vtkPVReaderModule&); // Not implemented
};

#endif

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