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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.
=========================================================================*/
/**
* @class vtkWin32ProcessOutputWindow
* @brief Win32-specific output window class
*
* 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 "vtkCommonCoreModule.h" // For export macro
#include "vtkOutputWindow.h"
VTK_ABI_NAMESPACE_BEGIN
class VTKCOMMONCORE_EXPORT vtkWin32ProcessOutputWindow : public vtkOutputWindow
{
public:
vtkTypeMacro(vtkWin32ProcessOutputWindow, vtkOutputWindow);
static vtkWin32ProcessOutputWindow* New();
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Send text to the output window process.
*/
void DisplayText(const char*) override;
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&) = delete;
void operator=(const vtkWin32ProcessOutputWindow&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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