source: src/main/java/genius/gui/panels/NumberModel.java

package genius.gui.panels;

import javax.swing.SpinnerNumberModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

import genius.core.listener.DefaultListenable;

/**
 * Model for {@link Integer} values. This improves type checking and also allows
 * us to use it with sliders. Changes on the lock and on value are reported.
 */
public class NumberModel extends DefaultListenable<Number> implements Lockable {

        private SpinnerNumberModel spinmodel;
        private boolean isLocked = false;

        public NumberModel(Number value, Comparable minimum, Comparable maximum,
                        Number stepSize) {
                spinmodel = new SpinnerNumberModel(value, minimum, maximum, stepSize);
                spinmodel.addChangeListener(new ChangeListener() {
                        @Override
                        public void stateChanged(ChangeEvent e) {
                                notifyChange((Number) spinmodel.getValue());
                        }
                });
        }

        @SuppressWarnings("unchecked")
        public Number getMinimum() {
                return (Number) spinmodel.getMinimum();
        }

        @SuppressWarnings("unchecked")
        public Number getMaximum() {
                return (Number) spinmodel.getMaximum();
        }

        public javax.swing.SpinnerModel getSpinnerModel() {
                return spinmodel;
        }

        @SuppressWarnings("unchecked")
        public Number getValue() {
                return (Number) spinmodel.getValue();
        }

        public void setValue(Number value) {
                spinmodel.setValue(value);
        }

        public void setMinimum(Comparable newMinimum) {
                spinmodel.setMinimum(newMinimum);
        }

        public void setMaximum(Comparable newMaximum) {
                spinmodel.setMinimum(newMaximum);

        }

        @Override
        public void setLock(boolean isLock) {
                this.isLocked = isLock;
                notifyChange(((Number) spinmodel.getValue()));
        }

        @Override
        public boolean isLocked() {
                return isLocked;
        }

}