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Java Source | 1995-05-15 | 1.5 KB | 47 lines |
- /*
- * @(#)RadioGroup.java 1.6 95/01/31 Sami Shaio
- *
- * Copyright (c) 1994 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Permission to use, copy, modify, and distribute this software
- * and its documentation for NON-COMMERCIAL purposes and without
- * fee is hereby granted provided that this copyright notice
- * appears in all copies. Please refer to the file "copyright.html"
- * for further important copyright and licensing information.
- *
- * SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
- * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
- * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
- * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
- * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
- */
- package awt;
-
- /**
- * This class is used to create a multiple-exclusion scope for a set
- * of Toggle buttons. For example, creating a set of toggle buttons
- * with the same RadioGroup object means that only one of those toggle
- * buttons will be allowed to be "on" at a time.
- *
- * @version 1.6 31 Jan 1995
- * @author Sami Shaio
- */
- public class RadioGroup {
- public RadioGroup() {
- }
-
- public Toggle getCurrent() {
- return currentChoice;
- }
-
- public void setCurrent(Toggle t) {
- if (currentChoice != null && currentChoice != t) {
- currentChoice.setState(false);
- }
- currentChoice = t;
- }
-
- private Toggle currentChoice = null;
- }
-