@Override
public void showValue() {
Object value = getValue();
int all = 0;
if (Margins.isMargins(value)) {
Margins marginsValue = new Margins(value);
m_topSpinner.setSelection(marginsValue.top);
m_rightSpinner.setSelection(marginsValue.right);
m_bottomSpinner.setSelection(marginsValue.bottom);
m_leftSpinner.setSelection(marginsValue.left);
//