vtk9/Rendering/Qt/vtkQtInitialization.cxx

48 lines
1.5 KiB
C++

/*=========================================================================
Program: Visualization Toolkit
Module: vtkQtInitialization.cxx
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.
=========================================================================*/
/*-------------------------------------------------------------------------
Copyright 2008 Sandia Corporation.
Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#include "vtkQtInitialization.h"
#include "vtkObjectFactory.h"
#include <QApplication>
vtkStandardNewMacro(vtkQtInitialization);
vtkQtInitialization::vtkQtInitialization()
{
this->Application = nullptr;
if (!QApplication::instance())
{
int argc = 0;
this->Application = new QApplication(argc, nullptr);
}
}
vtkQtInitialization::~vtkQtInitialization()
{
delete this->Application;
}
void vtkQtInitialization::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "QApplication: " << QApplication::instance() << endl;
}