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/*=========================================================================
Program: Visualization Toolkit
Module: vtkWin32ProcessOutputWindow.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.
=========================================================================*/
// .NAME vtkWin32ProcessOutputWindow - Win32-specific output window class
// .SECTION Description
// vtkWin32ProcessOutputWindow executes a process and sends messages
// to its standard input pipe. This is useful to have a separate
// process display VTK errors so that if a VTK application crashes,
// the error messages are still available.
#ifndef __vtkWin32ProcessOutputWindow_h
#define __vtkWin32ProcessOutputWindow_h
#include "vtkOutputWindow.h"
class VTK_COMMON_EXPORT vtkWin32ProcessOutputWindow : public vtkOutputWindow
{
public:
vtkTypeMacro(vtkWin32ProcessOutputWindow,vtkOutputWindow);
static vtkWin32ProcessOutputWindow* New();
virtual void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Send text to the output window process.
virtual void DisplayText(const char*);
protected:
vtkWin32ProcessOutputWindow();
~vtkWin32ProcessOutputWindow();
int Initialize();
void Write(const char* data, size_t length);
// The write end of the pipe to the child process.
vtkWindowsHANDLE OutputPipe;
// Whether the pipe has been broken.
int Broken;
// Count the number of times a new child has been initialized.
unsigned int Count;
private:
vtkWin32ProcessOutputWindow(const vtkWin32ProcessOutputWindow&); // Not implemented.
void operator=(const vtkWin32ProcessOutputWindow&); // Not implemented.
};
#endif
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