#include <string>
#include <iostream> // for std::cout
#include <QtWidgets/QApplication>
#include <QtWidgets/QMessageBox>



class QtQuery : public QMessageBox
{
  Q_OBJECT
public:

  QtQuery(int a_button1, 
                 int a_button2, 
                 int a_button3);

  //! Destructor.
  virtual ~QtQuery( );

 

protected slots:
 void done(int a_val);

};

QtQuery::QtQuery(int a_button1, 
                 int a_button2, 
                 int a_button3):QMessageBox(QMessageBox::NoIcon,
    QString("Test"),
    QString("Testing"),
    ((QMessageBox::StandardButtons)a_button1) | ((QMessageBox::StandardButtons)a_button2) | ((QMessageBox::StandardButtons)a_button3),
    NULL)
{
}

QtQuery::~QtQuery( )
{
}

void QtQuery::done(int a_val) 
{
  std::cout << "Done is called - result: [" << a_val << "]" << std::endl;
}

int main(int argc, char **argv)
{
  
 
   QApplication app(argc, argv);

   std::cout << "Testing ...." << std::endl;
   QtQuery query(QMessageBox::Save,QMessageBox::Ok,QMessageBox::Cancel);
   int ret = query.exec();
   std::cout << "Testing ends with ret: "  << ret << std::endl;
}

#include "main.moc"