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