01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.wicket.markup.html.list;
18:
19: import java.util.List;
20:
21: import org.apache.wicket.model.IModel;
22:
23: /**
24: * Model for list items.
25: */
26: public class ListItemModel implements IModel {
27: private static final long serialVersionUID = 1L;
28:
29: /** The ListView itself */
30: private final ListView listView;
31:
32: /** The list item's index */
33: private final int index;
34:
35: /**
36: * Construct
37: *
38: * @param listView
39: * The ListView
40: * @param index
41: * The index of this model
42: */
43: public ListItemModel(final ListView listView, final int index) {
44: this .listView = listView;
45: this .index = index;
46: }
47:
48: /**
49: * @see org.apache.wicket.model.IModel#getObject()
50: */
51: public Object getObject() {
52: return ((List) listView.getModelObject()).get(index);
53: }
54:
55: /**
56: * @see org.apache.wicket.model.IModel#setObject(java.lang.Object)
57: */
58: public void setObject(Object object) {
59: ((List) listView.getModelObject()).set(index, object);
60: }
61:
62: /**
63: * @see org.apache.wicket.model.IDetachable#detach()
64: */
65: public void detach() {
66: // Do nothing. ListView will detach its own model object.
67: }
68: }
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