dox/Testing/Core/vtkTestErrorObserver.h

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

  Program:   Visualization Toolkit
  Module:    TestErrorObserver.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm 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 __vtkTestErrorObserver_h
#define __vtkTestErrorObserver_h

#include <vtkCommand.h>
#include <string>

namespace vtkTest
{
class ErrorObserver : public ::vtkCommand
{
public:
  ErrorObserver():
    Error(false),
    Warning(false),
    ErrorMessage(""),
    WarningMessage("") {}
  static ErrorObserver *New()
  {
  return new ErrorObserver;
  }
  bool GetError() const
  {
  return this->Error;
  }
  bool GetWarning() const
  {
  return this->Warning;
  }
  void Clear()
  {
  this->Error = false;
  this->Warning = false;
  this->ErrorMessage = "";
  this->WarningMessage = "";
  }
  virtual void Execute(vtkObject *vtkNotUsed(caller),
                       unsigned long event,
                       void *calldata)
  {
  switch(event)
    {
    case vtkCommand::ErrorEvent:
      ErrorMessage = static_cast<char *>(calldata);
      this->Error = true;
      break;
    case vtkCommand::WarningEvent:
      WarningMessage = static_cast<char *>(calldata);
      this->Warning = true;
      break;
    }
  }
  std::string GetErrorMessage()
  {
  return ErrorMessage;
  }
std::string GetWarningMessage()
  {
  return WarningMessage;
  }
private:
  bool        Error;
  bool        Warning;
  std::string ErrorMessage;
  std::string WarningMessage;
};
}
#endif