1 /*
2  * Copyright (c) 1997, 2000, 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
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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.
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24  */
25 
26 package javax.swing.plaf;
27 
28 import java.awt.event.MouseEvent;
29 import javax.swing.Popup;
30 import javax.swing.PopupFactory;
31 import javax.swing.JPopupMenu;
32 
33 /**
34  * Pluggable look and feel interface for JPopupMenu.
35  *
36  * @author Georges Saab
37  * @author David Karlton
38  */
39 
40 public abstract class PopupMenuUI extends ComponentUI {
41     /**
42      * @since 1.3
43      */
isPopupTrigger(MouseEvent e)44     public boolean isPopupTrigger(MouseEvent e) {
45         return e.isPopupTrigger();
46     }
47 
48     /**
49      * Returns the <code>Popup</code> that will be responsible for
50      * displaying the <code>JPopupMenu</code>.
51      *
52      * @param popup JPopupMenu requesting Popup
53      * @param x     Screen x location Popup is to be shown at
54      * @param y     Screen y location Popup is to be shown at.
55      * @return Popup that will show the JPopupMenu
56      * @since 1.4
57      */
getPopup(JPopupMenu popup, int x, int y)58     public Popup getPopup(JPopupMenu popup, int x, int y) {
59         PopupFactory popupFactory = PopupFactory.getSharedInstance();
60 
61         return popupFactory.getPopup(popup.getInvoker(), popup, x, y);
62     }
63 }
64