1 /* 2 * Copyright (c) 2017, 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 import java.awt.EventQueue; 25 import java.awt.FlowLayout; 26 import java.awt.GraphicsConfiguration; 27 import java.awt.GraphicsDevice; 28 import java.awt.GraphicsEnvironment; 29 import java.awt.Insets; 30 import java.awt.Point; 31 import java.awt.Rectangle; 32 import java.awt.Robot; 33 import java.awt.Toolkit; 34 import java.awt.event.InputEvent; 35 36 import javax.swing.JComboBox; 37 import javax.swing.JFrame; 38 import javax.swing.UIManager; 39 40 /** 41 * @test 42 * @key headful 43 * @bug 8176448 44 * @run main/timeout=600 JComboBoxPopupLocation 45 */ 46 public final class JComboBoxPopupLocation { 47 48 private static final int SIZE = 300; 49 public static final String PROPERTY_NAME = "JComboBox.isPopDown"; 50 private static volatile Robot robot; 51 private static volatile JComboBox<String> comboBox; 52 private static volatile JFrame frame; 53 54 public static void main(final String[] args) throws Exception { 55 robot = new Robot(); 56 robot.setAutoDelay(100); 57 robot.setAutoWaitForIdle(true); 58 GraphicsEnvironment ge = 59 GraphicsEnvironment.getLocalGraphicsEnvironment(); 60 GraphicsDevice[] sds = ge.getScreenDevices(); 61 UIManager.LookAndFeelInfo[] lookAndFeelArray = 62 UIManager.getInstalledLookAndFeels(); 63 for (UIManager.LookAndFeelInfo lookAndFeelItem : lookAndFeelArray) { 64 System.setProperty(PROPERTY_NAME, "true"); 65 step(sds, lookAndFeelItem); 66 if (lookAndFeelItem.getClassName().contains("Aqua")) { 67 System.setProperty(PROPERTY_NAME, "false"); 68 step(sds, lookAndFeelItem); 69 } 70 } 71 } 72 73 private static void step(GraphicsDevice[] sds, 74 UIManager.LookAndFeelInfo lookAndFeelItem) 75 throws Exception { 76 UIManager.setLookAndFeel(lookAndFeelItem.getClassName()); 77 Point left = null; 78 for (final GraphicsDevice sd : sds) { 79 GraphicsConfiguration gc = sd.getDefaultConfiguration(); 80 Rectangle bounds = gc.getBounds(); 81 if (left == null || left.x > bounds.x) { 82 left = new Point(bounds.x, bounds.y + bounds.height / 2); 83 } 84 Point point = new Point(bounds.x, bounds.y); 85 Insets insets = Toolkit.getDefaultToolkit().getScreenInsets(gc); 86 while (point.y < bounds.y + bounds.height - insets.bottom - SIZE ) { 87 while (point.x < bounds.x + bounds.width - insets.right - SIZE) { 88 try { 89 EventQueue.invokeAndWait(() -> { 90 setup(point); 91 }); 92 robot.waitForIdle(); 93 test(comboBox); 94 robot.waitForIdle(); 95 validate(comboBox); 96 robot.waitForIdle(); 97 point.translate(bounds.width / 5, 0); 98 } finally { 99 dispose(); 100 } 101 } 102 point.setLocation(bounds.x, point.y + bounds.height / 5); 103 } 104 } 105 if (left != null) { 106 final Point finalLeft = left; 107 finalLeft.translate(-50, 0); 108 try { 109 EventQueue.invokeAndWait(() -> { 110 setup(finalLeft); 111 }); 112 robot.waitForIdle(); 113 test(comboBox); 114 robot.waitForIdle(); 115 validate(comboBox); 116 } finally { 117 dispose(); 118 } 119 } 120 } 121 122 private static void dispose() throws Exception { 123 EventQueue.invokeAndWait(() -> { 124 if (frame != null) { 125 frame.dispose(); 126 } 127 }); 128 } 129 130 private static void setup(final Point tmp) { 131 comboBox = new JComboBox<>(); 132 for (int i = 1; i < 7; i++) { 133 comboBox.addItem("Long-long-long-long-long text in the item-" + i); 134 } 135 String property = System.getProperty(PROPERTY_NAME); 136 comboBox.putClientProperty(PROPERTY_NAME, Boolean.valueOf(property)); 137 frame = new JFrame(); 138 frame.setAlwaysOnTop(true); 139 frame.setLayout(new FlowLayout()); 140 frame.add(comboBox); 141 frame.pack(); 142 frame.setSize(frame.getWidth(), SIZE); 143 frame.setVisible(true); 144 frame.setLocation(tmp.x, tmp.y); 145 } 146 147 private static void test(final JComboBox comboBox) throws Exception { 148 Point pt = comboBox.getLocationOnScreen(); 149 robot.mouseMove(pt.x + comboBox.getWidth() / 2, 150 pt.y + comboBox.getHeight() / 2); 151 robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); 152 robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); 153 int x = pt.x + comboBox.getWidth() / 2; 154 int y = pt.y + comboBox.getHeight() / 2 + 70; 155 robot.mouseMove(x, y); 156 robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); 157 robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); 158 } 159 160 private static void validate(final JComboBox comboBox) throws Exception { 161 EventQueue.invokeAndWait(() -> { 162 if (comboBox.getSelectedIndex() == 0) { 163 throw new RuntimeException(); 164 } 165 }); 166 } 167 }