void SaveAs::collectSnapshots( int index )
{
    Myboards::boards().at( index )->prepareSnapshot();
    if ( index < Myboards::boards().count() )
    {
        qDebug() << "count" << Myboards::boards().count() << "current " << index  ;
        QMetaObject::invokeMethod( this, "collectSnapshots", Qt::QueuedConnection, Q_ARG( int, index + 1 ) );
    }
}