1 /*
2 * XNap - A P2P framework and client.
3 *
4 * See the file AUTHORS for copyright information.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20 package org.xnap.gui.table;
21
22 import java.util.Comparator;
23
24 /***
25 * Defines the requirements for nodes in {@link TreeTableModel} objects.
26 */
27 public interface TreeTableNode
28 {
29
30 /***
31 * Returns the child node at <code>index</code>.
32 */
33 Object getChildAt(int index);
34
35 /***
36 * Returns the number of children of the node.
37 */
38 int getChildCount();
39
40 /***
41 * Returns the data object that is held by this node.
42 */
43 Object getData();
44
45 /***
46 * Sort all children.
47 */
48 void sort(Comparator c);
49
50 }