01: /* Copyright (c) 2001-2005, The HSQL Development Group
02: * All rights reserved.
03: *
04: * Redistribution and use in source and binary forms, with or without
05: * modification, are permitted provided that the following conditions are met:
06: *
07: * Redistributions of source code must retain the above copyright notice, this
08: * list of conditions and the following disclaimer.
09: *
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
26: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29: */
30:
31: package org.hsqldb.util;
32:
33: /**
34: * Interface declaration
35: *
36: *
37: * @author ulrivo@users
38: * @version 1.0.0
39: */
40:
41: // a common interface for components for the GUI
42: // implemented by ZaurusTextField or a ZaurusChoice which are subclasses of TextField or Choice
43: // all ZaurusComponents behave similar in the ZaurusTableForm
44: public interface ZaurusComponent {
45:
46: // reset the counter of changes to the component
47: void clearChanges();
48:
49: // reset the component
50: void clearContent();
51:
52: // answer the content of the component
53: String getContent();
54:
55: // answer whether the content has changed
56: boolean hasChanged();
57:
58: // tell component that it has been changed
59: void setChanged();
60:
61: // request the focus
62: void requestFocus();
63:
64: // set a new content
65: void setContent(String s);
66:
67: // make the component editable or not editable
68: void setEditable(boolean b);
69: }
|