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Java > Open Source Codes > org > apache > directory > ldapstudio > ldifeditor > editor > text > LdifAnnotationHover


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.ldifeditor.editor.text;
22
23
24 import org.apache.directory.ldapstudio.browser.core.model.ldif.LdifFile;
25 import org.apache.directory.ldapstudio.browser.core.model.ldif.LdifPart;
26 import org.apache.directory.ldapstudio.browser.core.model.ldif.container.LdifContainer;
27 import org.apache.directory.ldapstudio.ldifeditor.editor.ILdifEditor;
28
29 import org.eclipse.jface.text.BadLocationException;
30 import org.eclipse.jface.text.source.IAnnotationHover;
31 import org.eclipse.jface.text.source.ISourceViewer;
32
33
34 public class LdifAnnotationHover implements IAnnotationHover
35 {
36
37     private ILdifEditor editor;
38
39
40     public LdifAnnotationHover( ILdifEditor editor )
41     {
42         this.editor = editor;
43     }
44
45
46     public String JavaDoc getHoverInfo( ISourceViewer sourceViewer, int lineNumber )
47     {
48
49         try
50         {
51             if ( this.editor != null )
52             {
53
54                 int offset = sourceViewer.getDocument().getLineOffset( lineNumber );
55                 LdifContainer container = LdifFile.getContainer( this.editor.getLdifModel(), offset );
56                 if ( container != null )
57                 {
58                     LdifPart part = LdifFile.getContainerContent( container, offset );
59                     if ( part != null )
60                     {
61                         // return container.getClass().getName() + " - " +
62 // part.getClass().getName();
63 return container.getInvalidString() + " - " + part.getInvalidString();
64                     }
65                 }
66             }
67         }
68         catch ( BadLocationException e )
69         {
70         }
71
72         return null;
73     }
74
75 }
76
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