42 * so if an element of the underlying sequence changes, it's up
43 * to the application to notify the <code>ChangeListeners</code> by calling
44 * <code>fireStateChanged</code>.
45 * <p>
46 * This model inherits a <code>ChangeListener</code>.
47 * The <code>ChangeListener</code>s are notified whenever the
48 * model's <code>value</code> or <code>list</code> properties changes.
49 *
50 * @see JSpinner
51 * @see SpinnerModel
52 * @see AbstractSpinnerModel
53 * @see SpinnerNumberModel
54 * @see SpinnerDateModel
55 *
56 * @author Hans Muller
57 * @since 1.4
58 */
59 @SuppressWarnings("serial") // Superclass is not serializable across versions
60 public class SpinnerListModel extends AbstractSpinnerModel implements Serializable
61 {
62 private List list;
63 private int index;
64
65
66 /**
67 * Constructs a <code>SpinnerModel</code> whose sequence of
68 * values is defined by the specified <code>List</code>.
69 * The initial value (<i>current element</i>)
70 * of the model will be <code>values.get(0)</code>.
71 * If <code>values</code> is <code>null</code> or has zero
72 * size, an <code>IllegalArugmentException</code> is thrown.
73 *
74 * @param values the sequence this model represents
75 * @throws IllegalArgumentException if <code>values</code> is
76 * <code>null</code> or zero size
77 */
78 public SpinnerListModel(List<?> values) {
79 if (values == null || values.size() == 0) {
80 throw new IllegalArgumentException("SpinnerListModel(List) expects non-null non-empty List");
81 }
82 this.list = values;
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42 * so if an element of the underlying sequence changes, it's up
43 * to the application to notify the <code>ChangeListeners</code> by calling
44 * <code>fireStateChanged</code>.
45 * <p>
46 * This model inherits a <code>ChangeListener</code>.
47 * The <code>ChangeListener</code>s are notified whenever the
48 * model's <code>value</code> or <code>list</code> properties changes.
49 *
50 * @see JSpinner
51 * @see SpinnerModel
52 * @see AbstractSpinnerModel
53 * @see SpinnerNumberModel
54 * @see SpinnerDateModel
55 *
56 * @author Hans Muller
57 * @since 1.4
58 */
59 @SuppressWarnings("serial") // Superclass is not serializable across versions
60 public class SpinnerListModel extends AbstractSpinnerModel implements Serializable
61 {
62 private List<?> list;
63 private int index;
64
65
66 /**
67 * Constructs a <code>SpinnerModel</code> whose sequence of
68 * values is defined by the specified <code>List</code>.
69 * The initial value (<i>current element</i>)
70 * of the model will be <code>values.get(0)</code>.
71 * If <code>values</code> is <code>null</code> or has zero
72 * size, an <code>IllegalArugmentException</code> is thrown.
73 *
74 * @param values the sequence this model represents
75 * @throws IllegalArgumentException if <code>values</code> is
76 * <code>null</code> or zero size
77 */
78 public SpinnerListModel(List<?> values) {
79 if (values == null || values.size() == 0) {
80 throw new IllegalArgumentException("SpinnerListModel(List) expects non-null non-empty List");
81 }
82 this.list = values;
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