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

  Program:   Visualization Toolkit
  Module:    vtkPVErrorLogDisplay.h
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

Copyright (c) 2000-2001 Kitware Inc. 469 Clifton Corporate Parkway,
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 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.

 * Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.

 * Neither the name of Kitware nor the names of any contributors may be used
   to endorse or promote products derived from this software without specific 
   prior written permission.

 * Modified source versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
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=========================================================================*/
// .NAME vtkPVErrorLogDisplay - Shows a text version of the timer log entries.
// .SECTION Description
// A widget to display timing information in the timer log.

#ifndef __vtkPVErrorLogDisplay_h
#define __vtkPVErrorLogDisplay_h

#include "vtkPVTimerLogDisplay.h"

class vtkKWApplication;
class vtkKWPushButton;
class vtkKWEntry;
class vtkKWLabel;
class vtkKWText;
class vtkKWWindow;
class vtkKWOptionMenu;
class vtkKWCheckButton;

//BTX
template<class t> class vtkVector;
//ETX

class VTK_EXPORT vtkPVErrorLogDisplay : public vtkPVTimerLogDisplay
{
public:
  static vtkPVErrorLogDisplay* New();
  vtkTypeRevisionMacro(vtkPVErrorLogDisplay, vtkPVTimerLogDisplay);
  void PrintSelf(ostream& os, vtkIndent indent);
  
  // Description:
  // Create a Tk widget
  virtual void Create(vtkKWApplication *app);

  // Description:
  // Add an error to the list.
  virtual void AppendError(const char*);
  
  // Description:
  // Clear all entries from the buffer.
  virtual void Clear();

  // Description:
  // Saves the current log to a file.
  virtual void Save(const char* fileName);

protected:
  vtkPVErrorLogDisplay();
  ~vtkPVErrorLogDisplay();

  virtual void Update();

  //BTX
  vtkVector<const char*>* ErrorMessages;
  //ETX
  
private:
  vtkPVErrorLogDisplay(const vtkPVErrorLogDisplay&); // Not implemented
  void operator=(const vtkPVErrorLogDisplay&); // Not implemented
};

#endif
