01: /*BEGIN_COPYRIGHT_BLOCK
02: *
03: * Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)
04: * All rights reserved.
05: *
06: * Redistribution and use in source and binary forms, with or without
07: * modification, are permitted provided that the following conditions are met:
08: * * Redistributions of source code must retain the above copyright
09: * notice, this list of conditions and the following disclaimer.
10: * * Redistributions in binary form must reproduce the above copyright
11: * notice, this list of conditions and the following disclaimer in the
12: * documentation and/or other materials provided with the distribution.
13: * * Neither the names of DrJava, the JavaPLT group, Rice University, nor the
14: * names of its contributors may be used to endorse or promote products
15: * derived from this software without specific prior written permission.
16: *
17: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
21: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
25: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
26: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28: *
29: * This software is Open Source Initiative approved Open Source Software.
30: * Open Source Initative Approved is a trademark of the Open Source Initiative.
31: *
32: * This file is part of DrJava. Download the current version of this project
33: * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/
34: *
35: * END_COPYRIGHT_BLOCK*/
36:
37: package edu.rice.cs.util.docnavigation;
38:
39: //import edu.rice.cs.drjava.model.*;
40: import javax.swing.AbstractListModel;
41: import java.util.*;
42:
43: class IDocList<ItemT extends INavigatorItem> extends AbstractListModel {
44: private Vector<ItemT> _docs = new Vector<ItemT>();
45:
46: public Enumeration<ItemT> elements() {
47: return _docs.elements();
48: }
49:
50: public void clear() {
51: _docs.clear();
52: }
53:
54: public boolean isEmpty() {
55: return _docs.isEmpty();
56: }
57:
58: public ItemT get(int index) {
59: return _docs.get(index);
60: }
61:
62: public Object getElementAt(int i) {
63: return _docs.get(i);
64: }
65:
66: public int size() {
67: return _docs.size();
68: }
69:
70: public int getSize() {
71: return size();
72: }
73:
74: public void add(ItemT d) {
75: _docs.addElement(d);
76: fireIntervalAdded(this , size() - 1, size() - 1);
77: }
78:
79: /**
80: * Remove and return the INavigatorItem doc (and notify ListDataListeners)
81: * @return the removed INavigatorItem
82: * @exception NoSuchElementException if doc is not present in the DocumentNavigator
83: */
84: public INavigatorItem remove(ItemT doc) {
85: int index = _docs.indexOf(doc);
86: if (index == -1) {
87: return null;
88: }
89:
90: ItemT ret = _docs.remove(index);
91: fireIntervalRemoved(this, index, index);
92: return ret;
93: }
94: }
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