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Java > Open Source Codes > org > apache > directory > ldapstudio > valueeditors > integer > IntegerValueEditor


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.integer;
22
23
24 import org.apache.directory.ldapstudio.valueeditors.AbstractDialogStringValueEditor;
25 import org.eclipse.swt.widgets.Shell;
26
27
28 /**
29  * Implementation of IValueEditor for integer values.
30  *
31  * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
32  * @version $Rev$, $Date$
33  */
34 public class IntegerValueEditor extends AbstractDialogStringValueEditor
35 {
36
37     /**
38      * {@inheritDoc}
39      *
40      * This implementation opens the IntegerDialog.
41      */
42     public boolean openDialog( Shell shell )
43     {
44         Object JavaDoc value = getValue();
45         if ( value != null && value instanceof String JavaDoc )
46         {
47             String JavaDoc stringValue = ( String JavaDoc ) value;
48             int intValue;
49             try
50             {
51                 intValue = Integer.valueOf( stringValue );
52             }
53             catch ( NumberFormatException JavaDoc e )
54             {
55                 intValue = 0;
56             }
57             IntegerDialog dialog = new IntegerDialog( shell, intValue );
58             if ( dialog.open() == IntegerDialog.OK && dialog.getInteger() != -1 )
59             {
60                 setValue( Integer.toString( dialog.getInteger() ) );
61                 return true;
62             }
63         }
64         return false;
65     }
66
67 }
68
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