void QgsComposerMapGridWidget::on_mAnnotationPositionTopComboBox_currentIndexChanged( const QString& text )
{
  handleChangedAnnotationPosition( QgsComposerMapGrid::Top, text );
}
void QgsComposerMapWidget::on_mAnnotationPositionBottomComboBox_currentIndexChanged( const QString& text )
{
  handleChangedAnnotationPosition( QgsComposerMap::Bottom, text );
}
void QgsLayoutMapGridWidget::mAnnotationPositionBottomComboBox_currentIndexChanged( const QString &text )
{
  handleChangedAnnotationPosition( QgsLayoutItemMapGrid::Bottom, text );
}