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Java > Open Source Codes > it > businesslogic > ireport > gui > listview > JListView


1 /*
2  * Copyright (C) 2005 - 2006 JasperSoft Corporation. All rights reserved.
3  * http://www.jaspersoft.com.
4  *
5  * Unless you have purchased a commercial license agreement from JasperSoft,
6  * the following license terms apply:
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as published by
10  * the Free Software Foundation.
11  *
12  * This program is distributed WITHOUT ANY WARRANTY; and without the
13  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14  * See the GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, see http://www.gnu.org/licenses/gpl.txt
18  * or write to:
19  *
20  * Free Software Foundation, Inc.,
21  * 59 Temple Place - Suite 330,
22  * Boston, MA USA 02111-1307
23  *
24  *
25  *
26  *
27  * JListView.java
28  *
29  * Created on 8 ottobre 2004, 2.55
30  *
31  */
32
33 package it.businesslogic.ireport.gui.listview;
34 import java.awt.*;
35 import javax.swing.*;
36 import javax.swing.event.*;
37
38 public class JListView extends JPanel
39    implements ChangeListener
40 {
41    protected JScrollPane scroll;
42    private ScrollableList list;
43    
44    int listLayout = JList.HORIZONTAL_WRAP;
45    
46    public JListView()
47    {
48       setLayout(new BorderLayout());
49       
50       add(BorderLayout.CENTER, scroll =
51          new JScrollPane(
52          list = new ScrollableList() ));
53       scroll.getViewport().setBackground(
54          getList().getBackground());
55       stateChanged(new ChangeEvent(this));
56    }
57    
58    public void stateChanged(ChangeEvent event)
59    {
60       getList().setLayoutOrientation(listLayout);
61       if (listLayout == JList.VERTICAL)
62       {
63          scroll.setVerticalScrollBarPolicy(
64             JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
65          scroll.setHorizontalScrollBarPolicy(
66             JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
67       }
68       if (listLayout == JList.VERTICAL_WRAP)
69       {
70          scroll.setVerticalScrollBarPolicy(
71             JScrollPane.VERTICAL_SCROLLBAR_NEVER);
72          scroll.setHorizontalScrollBarPolicy(
73             JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
74       }
75       if (listLayout == JList.HORIZONTAL_WRAP)
76       {
77          scroll.setVerticalScrollBarPolicy(
78             JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
79          scroll.setHorizontalScrollBarPolicy(
80             JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
81       }
82       scroll.revalidate();
83    }
84
85     public ScrollableList getList() {
86         return list;
87     }
88
89     public void setList(ScrollableList list) {
90         this.list = list;
91     }
92    
93
94 }
95
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