1 /* 2 * Copyright (c) 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @key headful 27 * @bug 8032872 28 * @summary Tests JComboBox selection via the mouse 29 * @author Dmitry Markov 30 */ 31 import javax.swing.*; 32 import javax.swing.plaf.basic.BasicComboPopup; 33 import javax.swing.plaf.basic.ComboPopup; 34 import javax.swing.plaf.metal.MetalComboBoxUI; 35 import javax.swing.plaf.metal.MetalLookAndFeel; 36 import java.awt.*; 37 import java.awt.event.InputEvent; 38 import java.awt.event.KeyEvent; 39 40 public class MouseComboBoxTest { 41 private static final String[] items = {"One", "Two", "Three", "Four", "Five"}; 42 43 private static Robot robot = null; 44 private static JFrame frame = null; 45 private static JComboBox comboBox = null; 46 private static MyComboBoxUI comboBoxUI = null; 47 48 public static void main(String[] args) throws Exception { 49 robot = new Robot(); 50 robot.setAutoDelay(50); 51 52 UIManager.setLookAndFeel(new MetalLookAndFeel()); 53 SwingUtilities.invokeAndWait(new Runnable() { 54 @Override 55 public void run() { 56 createAndShowGUI(); 57 } 58 }); 59 robot.waitForIdle(); 60 61 for (int i = 0; i < items.length; i++) { 62 // Open popup 63 robot.keyPress(KeyEvent.VK_DOWN); 64 robot.keyRelease(KeyEvent.VK_DOWN); 65 robot.waitForIdle(); 66 67 Point point = getItemPointToClick(i); 68 robot.mouseMove(point.x, point.y); 69 robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); 70 robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); 71 robot.waitForIdle(); 72 73 if (i != getSelectedIndex()) { 74 throw new RuntimeException("Test Failed! Incorrect value of selected index = " + getSelectedIndex() + 75 ", expected value = " + i); 76 } 77 } 78 } 79 80 private static Point getItemPointToClick(final int item) throws Exception { 81 final Point[] result = new Point[1]; 82 83 SwingUtilities.invokeAndWait(new Runnable() { 84 @Override 85 public void run() { 86 BasicComboPopup popup = (BasicComboPopup)comboBoxUI.getComboPopup(); 87 Point point = popup.getLocationOnScreen(); 88 Dimension size = popup.getSize(); 89 90 int step = size.height / items.length; 91 point.x += size.width / 2; 92 point.y += step / 2 + step * item; 93 result[0] = point; 94 } 95 }); 96 return result[0]; 97 } 98 99 private static int getSelectedIndex() throws Exception { 100 final int[] result = new int[1]; 101 102 SwingUtilities.invokeAndWait(new Runnable() { 103 @Override 104 public void run() { 105 result[0] = comboBox.getSelectedIndex(); 106 } 107 }); 108 return result[0]; 109 } 110 111 private static void createAndShowGUI() { 112 frame = new JFrame("MouseComboBoxTest"); 113 114 comboBox = new JComboBox(items); 115 comboBox.setEditable(true); 116 comboBoxUI = new MyComboBoxUI(); 117 comboBox.setUI(comboBoxUI); 118 119 frame.pack(); 120 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 121 frame.setVisible(true); 122 123 JWindow window = new JWindow(frame); 124 window.add(comboBox); 125 window.pack(); 126 window.setVisible(true); 127 } 128 129 private static class MyComboBoxUI extends MetalComboBoxUI { 130 public ComboPopup getComboPopup() { 131 return popup; 132 } 133 } 134 } 135