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Java > Open Source Codes > it > businesslogic > ireport > gui > dnd > TransferableObject


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  * TransferableObject.java
28  *
29  * Created on 14 novembre 2003, 0.54
30  *
31  */
32
33 package it.businesslogic.ireport.gui.dnd;
34
35 /**
36  *
37  * @author Administrator
38  */
39 public class TransferableObject implements java.awt.datatransfer.Transferable JavaDoc {
40     
41     Object JavaDoc obj;
42     java.awt.datatransfer.DataFlavor JavaDoc thisFlavor;
43     /** Creates a new instance of TransferableObject */
44     public TransferableObject(Object JavaDoc obj) {
45         this.obj = obj;
46         thisFlavor = new java.awt.datatransfer.DataFlavor JavaDoc(obj.getClass(), obj.getClass().getName());
47     }
48     
49     public Object JavaDoc getTransferData(java.awt.datatransfer.DataFlavor JavaDoc flavor) throws java.awt.datatransfer.UnsupportedFlavorException JavaDoc, java.io.IOException JavaDoc {
50         if (flavor.equals( thisFlavor ))
51         {
52             return obj;
53        }
54        // GDN new code start
55 else
56        if (flavor.equals( java.awt.datatransfer.DataFlavor.stringFlavor )) {
57             return new String JavaDoc(); // anything non-null
58 }
59        else
60        // GDN new code end
61 return null;
62     }
63     
64     public java.awt.datatransfer.DataFlavor JavaDoc[] getTransferDataFlavors() {
65         // GDN new code start
66 java.awt.datatransfer.DataFlavor JavaDoc stringFlavor = java.awt.datatransfer.DataFlavor.stringFlavor;
67         return new java.awt.datatransfer.DataFlavor JavaDoc[] { thisFlavor,
68                                                         stringFlavor };
69         // GDN new code end
70
71         // GDN comment out-->return new java.awt.datatransfer.DataFlavor[]{thisFlavor};
72 }
73     
74     public boolean isDataFlavorSupported(java.awt.datatransfer.DataFlavor JavaDoc flavor) {
75 // GDN comment out
76 // if (flavor != null && flavor.equals( thisFlavor ))
77 // {
78 // return true;
79 // }
80 //
81 // return false;
82 // GDN comment out
83 // GDN new code begin
84 if (flavor == null)
85             return false;
86         else
87         if (flavor.equals( thisFlavor ))
88             return true;
89         else
90         if (flavor.equals( java.awt.datatransfer.DataFlavor.stringFlavor ))
91             return true;
92         else
93             return false;
94         // GDN new code end
95 }
96     
97 }
98
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