GUI/Client/vtkPVFileEntry.h

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

  Program:   ParaView
  Module:    $RCSfile: vtkPVFileEntry.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 __vtkPVFileEntry_h
#define __vtkPVFileEntry_h

#include "vtkPVObjectWidget.h"

class vtkKWLabel;
class vtkKWPushButton;
class vtkKWEntry;
class vtkKWEntry;
class vtkPVSource;
class vtkKWScaleWithEntry;
class vtkKWFrame;
class vtkPVListBoxToListBoxSelectionEditor;
class vtkPVFileEntryObserver;
class vtkKWPopupButton;

//BTX
template<class KeyType,class DataType> class vtkArrayMap;
//ETX

class VTK_EXPORT vtkPVFileEntry : public vtkPVObjectWidget
{
public:
  static vtkPVFileEntry* New();
  vtkTypeRevisionMacro(vtkPVFileEntry, vtkPVObjectWidget);
  void PrintSelf(ostream& os, vtkIndent indent);


  void SetLabel(const char* label);
  const char* GetLabel();

  virtual void Create(vtkKWApplication *pvApp);
  

  virtual void SetValue(const char* fileName);
  const char* GetValue();

  void BrowseCallback();

  virtual void SetBalloonHelpString(const char *str);


  vtkSetStringMacro(Extension);
  vtkGetStringMacro(Extension);

//BTX

  vtkPVFileEntry* ClonePrototype(vtkPVSource* pvSource,
                                 vtkArrayMap<vtkPVWidget*, vtkPVWidget*>* map);
//ETX

  //BTX

  virtual void Accept();
  //ETX

  virtual void ResetInternal();

  virtual void Initialize();
  
  virtual void Trace(ofstream *file);

  void EntryChangedCallback();

  void TimestepChangedCallback();

  void SetTimeStep(int ts);

  virtual int GetNumberOfFiles();

  void ExecuteEvent(vtkObject *o, unsigned long event, void* calldata);


  void UpdateAvailableFiles() { this->UpdateAvailableFiles(0); }
  void UpdateAvailableFiles(int force);

  virtual void UpdateEnableState();

  virtual void SaveInBatchScript(ofstream *file);

protected:
  vtkPVFileEntry();
  ~vtkPVFileEntry();

  vtkKWLabel *LabelWidget;
  vtkKWPushButton *BrowseButton;
  vtkKWEntry *Entry;

  char* Extension;
  int InSetValue;

  // Timestep scale
  vtkKWFrame *TimestepFrame;
  vtkKWScaleWithEntry *Timestep;
  int TimeStep;

  vtkSetStringMacro(Path);
  char* Path;

  int IgnoreFileListEvents;

  vtkPVListBoxToListBoxSelectionEditor* FileListSelect;
  vtkKWPopupButton* FileListPopup;

  //BTX
  virtual void CopyProperties(vtkPVWidget* clone, vtkPVSource* pvSource,
    vtkArrayMap<vtkPVWidget*, vtkPVWidget*>* map);
  //ETX

  int ReadXMLAttributes(vtkPVXMLElement* element,
    vtkPVXMLPackageParser* parser);
  
  unsigned long ListObserverTag;
  vtkPVFileEntryObserver* Observer;

  void UpdateTimeStep();
  
  void UpdateTimesteps();

  int Initialized;

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

#endif

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