aQCheckBox->setChecked( h->GetUsePreestimatedLength() );
connect( aQCheckBox, SIGNAL( stateChanged(int) ), this, SLOT( onValueChanged() ) );
}
aQCheckBox->setChecked( h->GetUsePreestimatedLength() );
connect( aQCheckBox, SIGNAL( stateChanged(int) ), this, SLOT( onValueChanged() ) );
}