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Diffstat (limited to 'libjava/javax/swing/ButtonGroup.java')
-rw-r--r-- | libjava/javax/swing/ButtonGroup.java | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/libjava/javax/swing/ButtonGroup.java b/libjava/javax/swing/ButtonGroup.java deleted file mode 100644 index 8a7cc53..0000000 --- a/libjava/javax/swing/ButtonGroup.java +++ /dev/null @@ -1,179 +0,0 @@ -/* ButtonGroup.java -- - Copyright (C) 2002 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - -package javax.swing; - -import java.io.Serializable; -import java.util.Enumeration; -import java.util.Vector; - - -/** - * DOCUMENT ME! - */ -public class ButtonGroup implements Serializable -{ - /** DOCUMENT ME! */ - private static final long serialVersionUID = 4259076101881721375L; - - /** The buttons added to this button group. */ - protected Vector buttons = new Vector(); - - /** The currently selected button model. */ - ButtonModel sel; - - /** - * Creates a new button group. - */ - public ButtonGroup() - { - } - - /** - * Adds a button to this group. - * - * @param b the button to add - */ - public void add(AbstractButton b) - { - b.getModel().setGroup(this); - buttons.addElement(b); - } - - /** - * Removed a given button from this group. - * - * @param b the button to remove - */ - public void remove(AbstractButton b) - { - b.getModel().setGroup(null); - buttons.removeElement(b); - } - - /** - * Returns the currently added buttons. - * - * @return <code>Enumeration</code> over all added buttons - */ - public Enumeration getElements() - { - return buttons.elements(); - } - - /** - * Returns the currently selected button model. - * - * @return the currently selected button model, null if none was selected - * yet - */ - public ButtonModel getSelection() - { - return sel; - } - - /** - * DOCUMENT ME! - * - * @param m DOCUMENT ME! - * - * @return DOCUMENT ME! - */ - AbstractButton FindButton(ButtonModel m) - { - for (int i = 0; i < buttons.size(); i++) - { - AbstractButton a = (AbstractButton) buttons.get(i); - if (a.getModel() == m) - return a; - } - return null; - } - - /** - * Sets the currently selected button model. Only one button of a group can - * be selected at a time. - * - * @param m the model to select - * @param b true if this button is to be selected, false otherwise - */ - public void setSelected(ButtonModel m, boolean b) - { - if ((sel != m || b) && (! b || sel == m)) - return; - - if (b && sel != m) - { - ButtonModel old = sel; - sel = m; - - if (old != null) - old.setSelected(false); - AbstractButton button = FindButton(old); - if (button != null) - button.repaint(); - } - else if (! b && sel == m) - m.setSelected(true); - } - - /** - * Checks if the given <code>ButtonModel</code> is selected in this button - * group. - * - * @param m DOCUMENT ME! - * - * @return true of given <code>ButtonModel</code> is selected, false - * otherwise - */ - public boolean isSelected(ButtonModel m) - { - return m == sel; - } - - /** - * Return the number of buttons in this button group. - * - * @return the number of buttons - * - * @since 1.3 - */ - public int getButtonCount() - { - return buttons.size(); - } -} |