svlQtObjectFactory.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-    */
/* ex: set filetype=cpp softtabstop=4 shiftwidth=4 tabstop=4 cindent expandtab: */

/*

  Author(s):  Balazs P. Vagvolgyi
  Created on: 2011-06-15

  (C) Copyright 2011 Johns Hopkins University (JHU), All Rights
  Reserved.

--- begin cisst license - do not edit ---

This software is provided "as is" under an open source license, with
no warranty.  The complete license can be found in license.txt and
http://www.cisst.org/cisst/license.txt.

--- end cisst license ---

*/

#ifndef _svlQtObjectFactory_h
#define _svlQtObjectFactory_h

#include <cisstOSAbstraction/osaThread.h>
#include <QApplication>
#include <QObject>

// Always include last!
#include <cisstStereoVision/svlExportQt.h>


#undef SETUP_QT_ENVIRONMENT
#define SETUP_QT_ENVIRONMENT(F) \
    int (*_cisst_qt_main_funct_)(int argc, char** argv); \
    int _cisst_qt_main_funct_argc_; \
    char** _cisst_qt_main_funct_argv_; \
    void* _cisst_qt_main_thread_proc_() { \
        _cisst_qt_main_funct_(_cisst_qt_main_funct_argc_, _cisst_qt_main_funct_argv_); \
        QApplication::instance()->exit(0); \
        return 0; \
    } \
    int main(int argc, char** argv) \
    { \
        QApplication app(argc, argv); \
        app.setQuitOnLastWindowClosed(false); \
        svlQtObjectFactory::Init(); \
        _cisst_qt_main_funct_ = F; \
        _cisst_qt_main_funct_argc_ = argc; \
        _cisst_qt_main_funct_argv_ = argv; \
        osaThread thread; \
        thread.Create(_cisst_qt_main_thread_proc_); \
        app.exec(); \
        return 0; \
    }


// Forward declarations
class cmnGenericObject;
class osaCriticalSection;

class CISST_EXPORT svlQtObjectFactory : QObject
{
    Q_OBJECT

public:
    static void Init();
    static cmnGenericObject* Create(const std::string & classname);
    static void Delete(cmnGenericObject* obj);

private slots:
    void QSlotCreate();
    void QSlotDelete();

private:
    static svlQtObjectFactory* GetInstance();
    svlQtObjectFactory();
    ~svlQtObjectFactory();

    osaCriticalSection* CS;

    std::string ClassName;
    cmnGenericObject* Object;
};

#endif // _svlQtObjectFactory_h