QFitLinearTransWidget QFitLinearTransWidget 0 0 600 480 QFitLinearTransWidget textLabel1 20 110 120 20 Apply for axis NumAxisSpin 150 110 55 27 NumAxisSpin valueChanged(int) QFitLinearTransWidget NumAxisSpin_valueChanged(int) QFitNamedWidget.h TGo4FitLinearTrans.h QFitLinearTransWidget.ui.h class TGo4FitLinearTrans GetLinearTrans() FillSpecificData() NumAxisSpin_valueChanged( int )