jspinner only positive values
import javax.swing.JSpinner;
import javax.swing.SpinnerModel;
import javax.swing.SpinnerNumberModel;
public class Main {
public static void main(String[] argv) throws Exception {
// Create a number spinner that only handles values in the range [0,100]
int min = 0;
int max = 100;
int step = 5;
int initValue = 50;
SpinnerModel model = new SpinnerNumberModel(initValue, min, max, step);
JSpinner spinner = new JSpinner(model);
}
}