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Java > Open Source Codes > org > columba > core > gui > util > CTextField


1 // The contents of this file are subject to the Mozilla Public License Version
2 // 1.1
3 //(the "License"); you may not use this file except in compliance with the
4 //License. You may obtain a copy of the License at http://www.mozilla.org/MPL/
5 //
6 //Software distributed under the License is distributed on an "AS IS" basis,
7 //WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
8 //for the specific language governing rights and
9 //limitations under the License.
10 //
11 //The Original Code is "The Columba Project"
12 //
13 //The Initial Developers of the Original Code are Frederik Dietz and Timo
14 // Stich.
15 //Portions created by Frederik Dietz and Timo Stich are Copyright (C) 2003.
16 //
17 //All Rights Reserved.
18 package org.columba.core.gui.util;
19
20 import javax.swing.JComponent JavaDoc;
21 import javax.swing.JTextField JavaDoc;
22
23 import org.columba.core.gui.base.UndoDocument;
24
25 /**
26  * Additionally registers at the FocusManager.
27  *
28  * @author fdietz
29  */
30
31 public class CTextField extends JTextField JavaDoc {
32     /**
33      *
34      */
35     public CTextField() {
36         super();
37
38         setDocument(new UndoDocument());
39     }
40
41     /**
42      * @param arg0
43      */
44     public CTextField(String JavaDoc arg0) {
45         this();
46
47         setText(arg0);
48     }
49
50     /** ****************** FocusOwner implementation ************************* */
51     public JComponent JavaDoc getComponent() {
52         return this;
53     }
54
55     public boolean isCopyActionEnabled() {
56         if (getSelectedText() == null) {
57             return false;
58         }
59
60         if (getSelectedText().length() > 0) {
61             return true;
62         }
63
64         return false;
65     }
66
67     public boolean isCutActionEnabled() {
68         if (getSelectedText() == null) {
69             return false;
70         }
71
72         if (getSelectedText().length() > 0) {
73             return true;
74         }
75
76         return false;
77     }
78
79     public boolean isDeleteActionEnabled() {
80         if (getSelectedText() == null) {
81             return false;
82         }
83
84         if (getSelectedText().length() > 0) {
85             return true;
86         }
87
88         return false;
89     }
90
91     public boolean isPasteActionEnabled() {
92         return true;
93     }
94
95     public boolean isRedoActionEnabled() {
96         // TODO: use UndoableEditEvent to make this really work
97 return true;
98     }
99
100     public boolean isSelectAllActionEnabled() {
101         return true;
102     }
103
104     public boolean isUndoActionEnabled() {
105         // TODO: use UndoableEditEvent to make this really work
106 return true;
107     }
108
109     public void delete() {
110         replaceSelection("");
111     }
112
113     public void redo() {
114         ((UndoDocument) getDocument()).redo();
115     }
116
117     public void undo() {
118         ((UndoDocument) getDocument()).undo();
119     }
120 }
121
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