Center::Center(){
    setViewMode(QMdiArea::TabbedView);
    setTabShape(QTabWidget::Triangular);
}

Center::~Center(){
    QHashIterator<QString, QMdiSubWindow*> i(hashWidget);
    while (i.hasNext()){
	i.next();
	delete i.value();
    }
}

void Center::open(const QString& nom){
    QWidget *w = new QWidget();
    w->setWindowTitle(nom);
    hashWidget.insert(nom, addSubWindow(w));
    QString s(hashWidget.key(activeSubWindow()));
    cout << "Debug" << s.toStdString() << endl;
}

void Center::close(const QString& nom){
    removeSubWindow(hashWidget.value(nom));
}