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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkOutputWindow.cxx
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
Portions of this code are covered under the VTK copyright.
See VTKCopyright.txt or http://www.kitware.com/VTKCopyright.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 notices for more information.
=========================================================================*/
#include "itkOutputWindow.h"
#ifdef _WIN32
#include "itkWin32OutputWindow.h"
#endif
#include "itkObjectFactory.h"
namespace itk
{
OutputWindow::Pointer OutputWindow::m_Instance = 0;
/**
* Prompting off by default
*/
OutputWindow
::OutputWindow()
{
m_PromptUser = 0;
}
OutputWindow
::~OutputWindow()
{
}
void
OutputWindowDisplayText(const char* message)
{
OutputWindow::GetInstance()->DisplayText(message);
}
void
OutputWindowDisplayErrorText(const char* message)
{
OutputWindow::GetInstance()->DisplayErrorText(message);
}
void
OutputWindowDisplayWarningText(const char* message)
{
OutputWindow::GetInstance()->DisplayWarningText(message);
}
void
OutputWindowDisplayGenericOutputText(const char* message)
{
OutputWindow::GetInstance()->DisplayGenericOutputText(message);
}
void
OutputWindowDisplayDebugText(const char* message)
{
OutputWindow::GetInstance()->DisplayDebugText(message);
}
void
OutputWindow
::PrintSelf(std::ostream& os, Indent indent) const
{
Superclass::PrintSelf(os, indent);
os << indent << "OutputWindow (single instance): "
<< (void*)OutputWindow::m_Instance << std::endl;
os << indent << "Prompt User: " << (m_PromptUser ? "On\n" : "Off\n");
}
/**
* default implementation outputs to cerr only
*/
void
OutputWindow
::DisplayText(const char* txt)
{
std::cerr << txt;
if ( m_PromptUser )
{
char c = 'n';
std::cerr << "\nDo you want to suppress any further messages (y,n)?."
<< std::endl;
std::cin >> c;
if ( c == 'y' || c == 'Y' )
{
Object::GlobalWarningDisplayOff();
}
}
}
/**
* Return the single instance of the OutputWindow
*/
OutputWindow::Pointer
OutputWindow
::GetInstance()
{
if ( !OutputWindow::m_Instance )
{
// Try the factory first
OutputWindow::m_Instance = ObjectFactory<Self>::Create();
// if the factory did not provide one, then create it here
if( ! OutputWindow::m_Instance )
{
// For the windows OS, use a special output window
#ifdef _WIN32
OutputWindow::m_Instance = Win32OutputWindow::New();
#else
OutputWindow::m_Instance = new OutputWindow;
// Remove extra reference from construction.
OutputWindow::m_Instance->UnRegister();
#endif
}
}
/**
* return the instance
*/
return OutputWindow::m_Instance;
}
void
OutputWindow
::SetInstance(OutputWindow* instance)
{
if ( OutputWindow::m_Instance == instance )
{
return;
}
OutputWindow::m_Instance = instance;
}
/**
* This just calls GetInstance
*/
OutputWindow::Pointer
OutputWindow
::New()
{
return GetInstance();
}
} // end namespace itk
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