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Java > Open Source Codes > org > apache > directory > ldapstudio > valueeditors > HexValueEditor


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  *
19  */
20
21 package org.apache.directory.ldapstudio.valueeditors;
22
23
24 import org.apache.directory.ldapstudio.browser.common.dialogs.HexDialog;
25 import org.eclipse.swt.widgets.Shell;
26
27
28 /**
29  * The default editor for binary values. Uses the HexDialog.
30  *
31  * The HexDialog is currently only able to save and load binary data
32  * to and from file. It is not possible to edit the data in the dialog
33  * directly.
34  *
35  * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
36  * @version $Rev$, $Date$
37  */
38 public class HexValueEditor extends AbstractDialogBinaryValueEditor
39 {
40
41     /**
42      * {@inheritDoc}
43      *
44      * This implementation opens the HexDialog.
45      */
46     protected boolean openDialog( Shell shell )
47     {
48         Object JavaDoc value = getValue();
49         if ( value != null && value instanceof byte[] )
50         {
51             byte[] initialData = ( byte[] ) value;
52             HexDialog dialog = new HexDialog( shell, initialData );
53             if ( dialog.open() == HexDialog.OK && dialog.getData() != null )
54             {
55                 setValue( dialog.getData() );
56                 return true;
57             }
58         }
59         return false;
60     }
61
62 }
63
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