| /* JCheckBox.java -- |
| Copyright (C) 2002, 2004, 2005 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 javax.accessibility.Accessible; |
| import javax.accessibility.AccessibleContext; |
| import javax.accessibility.AccessibleRole; |
| |
| /** |
| * A small box that displays a check or not, depending on it's |
| * <code>selected</code> state. This works very similar to |
| * {@link JToggleButton} and {@link JRadioButton}, but in UI design it |
| * has different semantics. <code>JCheckBox</code>es are usually |
| * used in multiple-choice scenarios, where a user can select 0..n |
| * of n different options. (This is in contrast to the general RadioButton |
| * semantics where the user can select exactly one of n options). |
| * |
| * Note however that this semantics is in no way enforced by the |
| * <code>JCheckBox</code>. |
| * |
| * @author Ronald Veldema (rveldema@cs.vu.nl) |
| */ |
| public class JCheckBox extends JToggleButton implements Accessible |
| { |
| |
| /** |
| * Provides accessibility support for <code>JCheckBox</code>. |
| */ |
| protected class AccessibleJCheckBox extends AccessibleJToggleButton |
| { |
| /** |
| * Creates a new instance of <code>AccessibleJCheckBox</code>. |
| */ |
| protected AccessibleJCheckBox() |
| { |
| // Nothing to do here. |
| } |
| |
| /** |
| * Returns the accessble role of <code>JCheckBox</code>, |
| * {@link AccessibleRole#CHECK_BOX}. |
| */ |
| public AccessibleRole getAccessibleRole() |
| { |
| return AccessibleRole.CHECK_BOX; |
| } |
| } |
| |
| private static final long serialVersionUID = -5246739313864538930L; |
| |
| public static final String BORDER_PAINTED_FLAT_CHANGED_PROPERTY = |
| "borderPaintedFlat"; |
| |
| private boolean borderPaintedFlat; |
| |
| private void init() |
| { |
| borderPainted = false; |
| contentAreaFilled = false; |
| } |
| |
| public JCheckBox() |
| { |
| this(null, null, false); |
| } |
| |
| public JCheckBox(Action action) |
| { |
| super(action); |
| } |
| |
| public JCheckBox(Icon icon) |
| { |
| this(null, icon, false); |
| } |
| |
| public JCheckBox(Icon icon, boolean selected) |
| { |
| this(null, icon, selected); |
| } |
| |
| public JCheckBox(String text) |
| { |
| this(text, null, false); |
| } |
| |
| public JCheckBox(String text, boolean selected) |
| { |
| this(text, null, selected); |
| } |
| |
| public JCheckBox(String text, Icon icon) |
| { |
| this(text, icon, false); |
| } |
| |
| public JCheckBox(String text, Icon icon, boolean selected) |
| { |
| super(text, icon, selected); |
| setHorizontalAlignment(LEADING); |
| setBorderPainted(false); |
| } |
| |
| /** |
| * Returns a string that specifies the name of the Look and Feel class |
| * that renders this component. |
| */ |
| public String getUIClassID() |
| { |
| return "CheckBoxUI"; |
| } |
| |
| protected String paramString() |
| { |
| return super.paramString() + ",borderPaintedFlat=" + borderPaintedFlat; |
| } |
| |
| public boolean isBorderPaintedFlat() |
| { |
| return borderPaintedFlat; |
| } |
| |
| public void setBorderPaintedFlat(boolean newValue) |
| { |
| firePropertyChange("borderPaintedFlat", borderPaintedFlat, newValue); |
| borderPaintedFlat = newValue; |
| } |
| |
| /** |
| * Returns the accessible context for this <code>JCheckBox</code>. |
| * |
| * @return the accessible context for this <code>JCheckBox</code> |
| */ |
| public AccessibleContext getAccessibleContext() |
| { |
| if (accessibleContext == null) |
| accessibleContext = new AccessibleJCheckBox(); |
| return accessibleContext; |
| } |
| } |