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1 package jimm.datavision.gui;
2 import javax.swing.AbstractListModel  ;
3 import java.util.ArrayList ;
4 import java.util.Iterator ;
5
6
11 public class SortedListModel extends AbstractListModel {
12
13 ArrayList list;
14
15 public SortedListModel() {
16 list = new ArrayList ();
17 }
18
19 public void add(Comparable obj) {
20 int size = list.size();
21 if (size == 0) {
22 list.add(obj);
23 fireIntervalAdded(this, 0, 0);
24 return;
25 }
26
27 for (int i = 0; i < list.size(); ++i) {
29 if (obj.compareTo(list.get(i)) < 0) {
30 list.add(i, obj);
31 fireIntervalAdded(this, i , i);
32 return;
33 }
34 }
35
36 list.add(obj);
37 fireIntervalAdded(this, size, size);
38 }
39
40 public void remove(int index) {
41 list.remove(index);
42 fireIntervalRemoved(this, index, index);
43 }
44
45 public void removeAllElements() {
46 int size = list.size();
47 if (size > 0) {
48 list.clear();
49 fireIntervalRemoved(this, 0, size - 1);
50 }
51 }
52
53 public Iterator iterator() { return list.iterator(); }
54
55 public int getSize() { return list.size(); }
56
57 public Object getElementAt(int index) { return list.get(index); }
58
59 public Object [] toArray() { return list.toArray(); }
60
61 }
62 |
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