1/*
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package javax.swing.plaf.basic;
27
28import java.awt.*;
29import java.awt.event.*;
30import javax.swing.*;
31import javax.swing.plaf.*;
32
33/**
34 * BasicCheckboxMenuItem implementation
35 *
36 * @author Georges Saab
37 * @author David Karlton
38 * @author Arnaud Weber
39 */
40public class BasicCheckBoxMenuItemUI extends BasicMenuItemUI {
41
42    /**
43     * Constructs a new instance of {@code BasicCheckBoxMenuItemUI}.
44     *
45     * @param c a component
46     * @return a new instance of {@code BasicCheckBoxMenuItemUI}
47     */
48    public static ComponentUI createUI(JComponent c) {
49        return new BasicCheckBoxMenuItemUI();
50    }
51
52    protected String getPropertyPrefix() {
53        return "CheckBoxMenuItem";
54    }
55
56    /**
57     * Invoked when mouse event occurs.
58     *
59     * @param item a menu item
60     * @param e a mouse event
61     * @param path an array of {@code MenuElement}
62     * @param manager an instance of {@code MenuSelectionManager}
63     */
64    public void processMouseEvent(JMenuItem item,MouseEvent e,MenuElement path[],MenuSelectionManager manager) {
65        Point p = e.getPoint();
66        if(p.x >= 0 && p.x < item.getWidth() &&
67           p.y >= 0 && p.y < item.getHeight()) {
68            if(e.getID() == MouseEvent.MOUSE_RELEASED) {
69                manager.clearSelectedPath();
70                item.doClick(0);
71            } else
72                manager.setSelectedPath(path);
73        } else if(item.getModel().isArmed()) {
74            MenuElement newPath[] = new MenuElement[path.length-1];
75            int i,c;
76            for(i=0,c=path.length-1;i<c;i++)
77                newPath[i] = path[i];
78            manager.setSelectedPath(newPath);
79        }
80    }
81}
82