private void setMargins(MediaMargins margins) {
NumberFormatter fmt = getFloatFormatter();
try {
leftTxt.setText(fmt.valueToString(
new Float(margins.getX1(MediaMargins.MM))));
rightTxt.setText(fmt.valueToString(
new Float(margins.getX2(MediaMargins.MM))));
topTxt.setText(fmt.valueToString(
new Float(margins.getY1(MediaMargins.MM))));
bottomTxt.setText(fmt.valueToString(
new Float(margins.getY2(MediaMargins.MM))));