QTApplicationHandler.cpp

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// ****************************************************************************
// This file is part of the Integrating Vision Toolkit (IVT).
//
// The IVT is maintained by the Karlsruhe Institute of Technology (KIT)
// (www.kit.edu) in cooperation with the company Keyetech (www.keyetech.de).
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// ****************************************************************************
// ****************************************************************************
// Filename:  QTApplicationHandler.cpp
// Author:    Pedram Azad
// Date:      2005
// ****************************************************************************


// ****************************************************************************
// Includes
// ****************************************************************************

#include "QTApplicationHandler.h"

#include <qapplication.h>


// ****************************************************************************
// Constructor / Destructor
// ****************************************************************************

CQTApplicationHandler::CQTApplicationHandler(int argc, char **args)
{
        this->argc = argc;
        this->args = args;
        
        m_pApplication = 0;
        m_bExit = false;
}
        
CQTApplicationHandler::~CQTApplicationHandler()
{
        if (m_pApplication)
                delete m_pApplication;
}


// ****************************************************************************
// Methods
// ****************************************************************************

void CQTApplicationHandler::Reset()
{
        if (!m_pApplication)
        {
                m_pApplication = new QApplication(argc, args);
                m_pApplication->connect(m_pApplication, SIGNAL(lastWindowClosed()), this, SLOT(Exit()));
        }
        
        m_bExit = false;
}

bool CQTApplicationHandler::ProcessEventsAndGetExit()
{
        Lock();
        m_pApplication->processEvents();
        Unlock();
        
        return m_bExit;
}

void CQTApplicationHandler::Lock()
{
        #ifdef QT_THREAD_SUPPORT
        m_pApplication->lock();
        #endif
}

void CQTApplicationHandler::Unlock()
{
        #ifdef QT_THREAD_SUPPORT
        m_pApplication->unlock();
        #endif
}