553N/A * Copyright (c) 1995, 2004, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 0N/A * published by the Free Software Foundation. Oracle designates this 0N/A * particular file as subject to the "Classpath" exception as provided 0N/A * by Oracle in the LICENSE file that accompanied this code. 0N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 553N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 553N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A * or visit www.oracle.com if you need additional information or have any 0N/A * The <code>CheckboxGroup</code> class is used to group together 0N/A * a set of <code>Checkbox</code> buttons. 0N/A * Exactly one check box button in a <code>CheckboxGroup</code> can 0N/A * be in the "on" state at any given time. Pushing any 0N/A * button sets its state to "on" and forces any other button that 0N/A * is in the "on" state into the "off" state. 0N/A * The following code example produces a new check box group, 0N/A * with three check boxes: 0N/A * <hr><blockquote><pre> 0N/A * setLayout(new GridLayout(3, 1)); 0N/A * CheckboxGroup cbg = new CheckboxGroup(); 0N/A * add(new Checkbox("one", cbg, true)); 0N/A * add(new Checkbox("two", cbg, false)); * add(new Checkbox("three", cbg, false)); * </pre></blockquote><hr> * This image depicts the check box group created by this example: * alt="Shows three checkboxes, arranged vertically, labeled one, two, and three. Checkbox one is in the on state." * ALIGN=center HSPACE=10 VSPACE=7> * @see #setCurrent(Checkbox) * JDK 1.1 serialVersionUID * Creates a new instance of <code>CheckboxGroup</code>. * Gets the current choice from this check box group. * The current choice is the check box in this * group that is currently in the "on" state, * or <code>null</code> if all check boxes in the * @return the check box that is currently in the * "on" state, or <code>null</code>. * @see java.awt.CheckboxGroup#setSelectedCheckbox * @deprecated As of JDK version 1.1, * replaced by <code>getSelectedCheckbox()</code>. * Sets the currently selected check box in this group * to be the specified check box. * This method sets the state of that check box to "on" and * sets all other check boxes in the group to be off. * If the check box argument is <tt>null</tt>, all check boxes * in this check box group are deselected. If the check box argument * belongs to a different check box group, this method does * @param box the <code>Checkbox</code> to set as the * @see java.awt.CheckboxGroup#getSelectedCheckbox * @deprecated As of JDK version 1.1, * replaced by <code>setSelectedCheckbox(Checkbox)</code>. * Returns a string representation of this check box group, * including the value of its current selection. * @return a string representation of this check box group.