JSpinner
void addChangeListener(ChangeListener l)
removeChangeListener(javax.swing.event.ChangeListener)
Object getNextValue()
getPreviousValue()
getValue()
Object getPreviousValue()
getNextValue()
Object getValue()
setValue(java.lang.Object)
void removeChangeListener(ChangeListener l)
addChangeListener(javax.swing.event.ChangeListener)
void setValue(Object value)