Source code: org/hsqldb/util/ZaurusComponent.java
1 /* Copyright (c) 2001-2002, The HSQL Development Group
2 * All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of the HSQL Development Group nor the names of its
15 * contributors may be used to endorse or promote products derived from this
16 * software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
22 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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29 */
30
31
32 package org.hsqldb.util;
33
34 /**
35 * Interface declaration
36 *
37 *
38 * @author ulrivo@users
39 * @version 1.0.0
40 */
41
42 // a common interface for components for the GUI
43 // implemented by ZaurusTextField or a ZaurusChoice which are subclasses of TextField or Choice
44 // all ZaurusComponents behave similar in the ZaurusTableForm
45 public interface ZaurusComponent {
46
47 // reset the counter of changes to the component
48 public void clearChanges();
49
50 // reset the component
51 public void clearContent();
52
53 // answer the content of the component
54 public String getContent();
55
56 // answer whether the content has changed
57 public boolean hasChanged();
58
59 // tell component that it has been changed
60 public void setChanged();
61
62 // request the focus
63 public void requestFocus();
64
65 // set a new content
66 public void setContent(String s);
67
68 // make the component editable or not editable
69 public void setEditable(boolean b);
70 }