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Java > Open Source Codes > org > objectstyle > cayenne > dataview > dvmodeler > BasicDocumentListener


1 /* ====================================================================
2  *
3  * The ObjectStyle Group Software License, version 1.1
4  * ObjectStyle Group - http://objectstyle.org/
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7  * of the software. All rights reserved.
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56
57 package org.objectstyle.cayenne.dataview.dvmodeler;
58
59 import javax.swing.event.DocumentEvent JavaDoc;
60 import javax.swing.event.DocumentListener JavaDoc;
61 import javax.swing.text.*;
62
63 /**
64  *
65  * @author Andriy Shapochka
66  * @version 1.0
67  */

68
69 public class BasicDocumentListener implements DocumentListener JavaDoc {
70
71   public BasicDocumentListener() {
72   }
73   public void insertUpdate(DocumentEvent JavaDoc e) {
74     documentUpdated(getText(e.getDocument()));
75   }
76   public void removeUpdate(DocumentEvent JavaDoc e) {
77     documentUpdated(getText(e.getDocument()));
78   }
79   public void changedUpdate(DocumentEvent JavaDoc e) {
80     documentUpdated(getText(e.getDocument()));
81   }
82
83   private String JavaDoc getText(Document document) {
84     try {
85       return document.getText(0, document.getLength());
86     }
87     catch (BadLocationException ex) {
88       return null;
89     }
90   }
91
92   public void documentUpdated(String JavaDoc text) {
93   }
94 }
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