| Clover coverage report - DrJava Test Coverage (drjava-20120422-r5456) |
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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| DropDownButton.java | - | 22.2% | 33.3% | 26.7% |
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| 1 | /*BEGIN_COPYRIGHT_BLOCK | |
| 2 | * | |
| 3 | * Copyright (c) 2008, JavaPLT group at Rice University (drjava@rice.edu) | |
| 4 | * All rights reserved. | |
| 5 | * | |
| 6 | * Redistribution and use in source and binary forms, with or without | |
| 7 | * modification, are permitted provided that the following conditions are met: | |
| 8 | * * Redistributions of source code must retain the above copyright | |
| 9 | * notice, this list of conditions and the following disclaimer. | |
| 10 | * * Redistributions in binary form must reproduce the above copyright | |
| 11 | * notice, this list of conditions and the following disclaimer in the | |
| 12 | * documentation and/or other materials provided with the distribution. | |
| 13 | * * Neither the names of DrJava, the JavaPLT group, Rice University, nor the | |
| 14 | * names of its contributors may be used to endorse or promote products | |
| 15 | * derived from this software without specific prior written permission. | |
| 16 | * | |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 18 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 19 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 20 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR | |
| 21 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 22 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 23 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 24 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 25 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 26 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 27 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 28 | * | |
| 29 | * This software is Open Source Initiative approved Open Source Software. | |
| 30 | * Open Source Initative Approved is a trademark of the Open Source Initiative. | |
| 31 | * | |
| 32 | * This file is part of DrJava. Download the current version of this project | |
| 33 | * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/ | |
| 34 | * | |
| 35 | * END_COPYRIGHT_BLOCK*/ | |
| 36 | ||
| 37 | package edu.rice.cs.util.swing; | |
| 38 | ||
| 39 | import java.awt.event.ActionEvent; | |
| 40 | import java.awt.event.ActionListener; | |
| 41 | ||
| 42 | import javax.swing.JButton; | |
| 43 | import javax.swing.JPopupMenu; | |
| 44 | import javax.swing.event.PopupMenuEvent; | |
| 45 | import javax.swing.event.PopupMenuListener; | |
| 46 | ||
| 47 | public class DropDownButton extends JButton { | |
| 48 | /** Popup menu. */ | |
| 49 | private JPopupMenu popup = new JPopupMenu(); | |
| 50 | ||
| 51 | /** Status of the popup menu. */ | |
| 52 | private boolean popupVisible = false; | |
| 53 | ||
| 54 | /** Constructor. */ | |
| 55 | 38 | public DropDownButton() { |
| 56 | 38 | addActionListener(new ActionListener() { |
| 57 | 0 | public void actionPerformed(ActionEvent ae) { |
| 58 | 0 | final JPopupMenu popup = getPopupMenu(); |
| 59 | 0 | popup.addPopupMenuListener(new PopupMenuListener() { |
| 60 | 0 | public void popupMenuWillBecomeVisible(PopupMenuEvent e){ |
| 61 | 0 | popupVisible = true; |
| 62 | } | |
| 63 | 0 | public void popupMenuWillBecomeInvisible(PopupMenuEvent e){ |
| 64 | 0 | popupVisible = false; |
| 65 | 0 | ((JPopupMenu)e.getSource()).removePopupMenuListener(this); // act as good programmer :) |
| 66 | } | |
| 67 | 0 | public void popupMenuCanceled(PopupMenuEvent e){ |
| 68 | 0 | popupVisible = false; |
| 69 | } | |
| 70 | }); | |
| 71 | 0 | popup.show(DropDownButton.this, 0, getHeight()); |
| 72 | } | |
| 73 | }); | |
| 74 | } | |
| 75 | ||
| 76 | /* Return the popup menu. */ | |
| 77 | 76 | public JPopupMenu getPopupMenu() { |
| 78 | 76 | return popup; |
| 79 | } | |
| 80 | } |
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