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Java > Open Source Codes > org > armedbear > j > CloseBufferConfirmationDialog


1 /*
2  * CloseBufferConfirmationDialog.java
3  *
4  * Copyright (C) 1998-2002 Peter Graves
5  * $Id: CloseBufferConfirmationDialog.java,v 1.1.1.1 2002/09/24 16:07:45 piso Exp $
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21
22 package org.armedbear.j;
23
24 public final class CloseBufferConfirmationDialog extends ConfirmDialog
25 {
26     private final Editor editor;
27     private final Buffer buffer;
28
29     private boolean confirmed;
30
31     public static boolean confirmClose(Editor editor, Buffer buffer)
32     {
33         CloseBufferConfirmationDialog d =
34             new CloseBufferConfirmationDialog(editor, buffer);
35         d.show();
36         return d.confirmed();
37     }
38
39     private CloseBufferConfirmationDialog(Editor editor, Buffer buffer)
40     {
41         super(editor);
42         this.editor = editor;
43         this.buffer = buffer;
44         // Show cancel button.
45 cancel = true;
46         FastStringBuffer sb = new FastStringBuffer(buffer.getFile().getName());
47         sb.append(" is modified. Do you want to save your changes before closing the buffer?");
48         initialize(Utilities.wrap(sb.toString(), 65, 8), "Close Buffer");
49         editor.setDefaultCursor();
50         centerDialog();
51     }
52
53     private boolean confirmed()
54     {
55         return confirmed;
56     }
57
58     // Save the changes.
59 protected void yes()
60     {
61         setVisible(false);
62         editor.save(buffer);
63         if (!buffer.isModified()) {
64             confirmed = true;
65             dispose();
66             return;
67         }
68         // Save failed.
69 setVisible(true);
70     }
71
72     // Don't save the changes.
73 protected void no()
74     {
75         confirmed = true;
76         dispose();
77     }
78
79     protected void cancel()
80     {
81         cancelled = true;
82         dispose();
83     }
84 }
85
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