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Diffstat (limited to 'libjava/classpath/javax/swing/JRadioButtonMenuItem.java')
-rw-r--r-- | libjava/classpath/javax/swing/JRadioButtonMenuItem.java | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/JRadioButtonMenuItem.java b/libjava/classpath/javax/swing/JRadioButtonMenuItem.java new file mode 100644 index 00000000000..76a8fef640a --- /dev/null +++ b/libjava/classpath/javax/swing/JRadioButtonMenuItem.java @@ -0,0 +1,212 @@ +/* JRadioButtonMenuItem.java -- + Copyright (C) 2002, 2004 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.IOException; +import java.io.ObjectOutputStream; + +import javax.accessibility.Accessible; +import javax.accessibility.AccessibleContext; +import javax.accessibility.AccessibleRole; + +/** + * This class represents JRadioButtonMenuItem. Its behaviour is very similar + * to JRadioButton. Just like JRadioButton, user can check and uncheck this + * menu item by clicking on it. JRadioButtonMenuItem uses ToggleButtonModel + * to keep track of its selection. If the JRadioButtonMenuItem is included in + * the button group, then only one JRadioButtonMenuItem can be selected at + * one time. + */ +public class JRadioButtonMenuItem extends JMenuItem implements Accessible +{ + private static final long serialVersionUID = 8482658191548521743L; + + /** name for the UI delegate for this radio button menu item. */ + private static final String uiClassID = "RadioButtonMenuItemUI"; + + /** + * Creates a new JRadioButtonMenuItem object. + */ + public JRadioButtonMenuItem() + { + this(null, null); + } + + /** + * Creates a new JRadioButtonMenuItem with specified icon + * + * @param icon Icon to be used for this menu item + */ + public JRadioButtonMenuItem(Icon icon) + { + this(null, icon); + } + + /** + * Creates a new JRadioButtonMenuItem with specified label + * + * @param text Label for this menu item + */ + public JRadioButtonMenuItem(String text) + { + this(text, null); + } + + /** + * Creates a new JRadioButtonMenuItem using specified action + * + * @param action Action for this menu item + */ + public JRadioButtonMenuItem(Action action) + { + this(); + setAction(action); + } + + /** + * Creates a new JRadioButtonMenuItem with specified label and icon + * + * @param text Label for this menu item + * @param icon Icon for this menu item + */ + public JRadioButtonMenuItem(String text, Icon icon) + { + this(text, icon, false); + } + + /** + * Creates a new JRadioButtonMenuItem with specified label + * and marked selected if 'selected' is true. + * + * @param text Text for this menu item + * @param selected Selected state of this menu item + */ + public JRadioButtonMenuItem(String text, boolean selected) + { + this(text, null, selected); + } + + /** + * Creates a new JRadioButtonMenuItem with specified icon + * and given selected state + * + * @param icon Icon for this menu item + * @param selected Selected state for this menu item + */ + public JRadioButtonMenuItem(Icon icon, boolean selected) + { + this(null, icon, selected); + } + + /** + * Creates a new JRadioButtonMenuItem with specified label, + * icon and selected state. + * + * @param text Label for this menu item + * @param icon Icon to be use for this menu item + * @param selected selected state of this menu item + */ + public JRadioButtonMenuItem(String text, Icon icon, boolean selected) + { + super(text, icon); + setModel(new JToggleButton.ToggleButtonModel()); + model.setSelected(selected); + } + + private void writeObject(ObjectOutputStream stream) throws IOException + { + } + + /** + * This method returns a name to identify which look and feel class will be + * the UI delegate for the menuItem. + * + * @return The Look and Feel classID. "JRadioButtonMenuItemUI" + */ + public String getUIClassID() + { + return uiClassID; + } + + /** + * This method overrides JComponent.requestFocus with an empty + * implementation, since JRadioButtonMenuItems should not + * receve focus in general. + */ + public void requestFocus() + { + // Should do nothing here + } + + /** + * A string that describes this JRadioButtonMenuItem. Normally only used + * for debugging. + * + * @return A string describing this JRadioButtonMenuItem + */ + protected String paramString() + { + return "JRadioButtonMenuItem"; + } + + public AccessibleContext getAccessibleContext() + { + if (accessibleContext == null) + accessibleContext = new AccessibleJRadioButtonMenuItem(); + + return accessibleContext; + } + + protected class AccessibleJRadioButtonMenuItem extends AccessibleJMenuItem + { + private static final long serialVersionUID = 4381471510145292179L; + + /** + * Creates a new AccessibleJRadioButtonMenuItem object. + */ + protected AccessibleJRadioButtonMenuItem() + { + } + + public AccessibleRole getAccessibleRole() + { + return AccessibleRole.RADIO_BUTTON; + } + } +} |