01: /*
02: * The Unified Mapping Platform (JUMP) is an extensible, interactive GUI
03: * for visualizing and manipulating spatial features with geometry and attributes.
04: *
05: * Copyright (C) 2003 Vivid Solutions
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License
09: * as published by the Free Software Foundation; either version 2
10: * of the License, or (at your option) any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20: *
21: * For more information, contact:
22: *
23: * Vivid Solutions
24: * Suite #1A
25: * 2328 Government Street
26: * Victoria BC V8T 5G5
27: * Canada
28: *
29: * (250)385-6040
30: * www.vividsolutions.com
31: */
32:
33: package com.vividsolutions.jump.workbench.ui.addremove;
34:
35: import java.util.ArrayList;
36: import java.util.Collection;
37: import java.util.List;
38:
39: import javax.swing.tree.TreeModel;
40:
41: /**
42: * A read-only tree appropriate for the left-hand panel of an AddRemovePanel.
43: * Not for use as the right-hand panel because it is read-only -- it does not
44: * have any logic for adding a node to the tree (or removing a node, for that
45: * matter).
46: */
47: public class TreeAddRemoveListModel implements AddRemoveListModel {
48: private TreeModel treeModel;
49:
50: public TreeAddRemoveListModel(TreeModel treeModel) {
51: this .treeModel = treeModel;
52: }
53:
54: public TreeModel getTreeModel() {
55: return treeModel;
56: }
57:
58: public void add(Object item) {
59: //Do nothing [Jon Aquino]
60: }
61:
62: public void setItems(Collection items) {
63: //Do nothing [Jon Aquino]
64: }
65:
66: public List getItems() {
67: return new ArrayList();
68: }
69:
70: public void remove(Object item) {
71: //Do nothing [Jon Aquino]
72: }
73: }
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