1 /* 2 * Copyright (c) 2010, 2016, 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.*; 25 import java.awt.event.MouseAdapter; 26 import java.awt.event.MouseEvent; 27 28 /* 29 * @test 30 * @key headful 31 * @summary Check if a Choice present in a window set with opacity less than 1.0 32 * shows a translucent drop down 33 * 34 * Test Description: Check if TRANSLUCENT Translucency type is supported on the 35 * current platform. Proceed if supported. Show a window which contains an 36 * awt Choice and set with opacity less than 1.0. Another Window having a 37 * canvas component drawn with an image can be used as the background for 38 * the test window. Click on the ComboBox to show the drop down. Check if 39 * the drop down appears translucent. Repeat this for Window, Dialog and 40 * Frame. 41 * Expected Result: If TRANSLUCENT Translucency type is supported, the drop down 42 * should appear translucent. 43 * 44 * @author mrkam 45 * @author Dmitriy Ermashov (dmitriy.ermashov@oracle.com) 46 * @library ../../../../lib/testlibrary 47 * @build Common ExtendedRobot 48 * @run main TranslucentChoice 49 */ 50 51 public class TranslucentChoice extends Common { 52 53 Choice south; 54 Component center; 55 Component north; 56 volatile int clicked; 57 58 public static void main(String[] ignored) throws Exception { 59 if (checkTranslucencyMode(GraphicsDevice.WindowTranslucency.TRANSLUCENT)) 60 for (Class<Window> windowClass: WINDOWS_TO_TEST){ 61 new TranslucentChoice(windowClass).doTest(); 62 } 63 } 64 65 public TranslucentChoice(Class windowClass) throws Exception { 66 super(windowClass); 67 } 68 69 @Override 70 public void initBackgroundFrame() { 71 super.initBackgroundFrame(); 72 background.addMouseListener(new MouseAdapter() { 73 @Override 74 public void mouseClicked(MouseEvent e) { 75 clicked |= 1 << 0; 76 } 77 }); 78 } 79 80 @Override 81 public void initGUI() { 82 if (windowClass.equals(Frame.class)) { 83 window = new Frame(); 84 ((Frame) window).setUndecorated(true); 85 } else if (windowClass.equals(Dialog.class)) { 86 window = new Dialog(background); 87 ((Dialog) window).setUndecorated(true); 88 } else { 89 window = new Window(background); 90 } 91 92 window.setBackground(FG_COLOR); 93 north = new Button("north"); 94 window.add(north, BorderLayout.NORTH); 95 96 center = new List(5); 97 window.add(center, BorderLayout.CENTER); 98 99 Choice choice = new Choice(); 100 for(int i = 0; i < 20; i++) { 101 choice.add("item " + i); 102 } 103 south = choice; 104 105 south.addMouseListener(new MouseAdapter() { 106 @Override 107 public void mouseClicked(MouseEvent e) { 108 clicked |= 1 << 1; 109 } 110 }); 111 112 window.add(south, BorderLayout.SOUTH); 113 window.setAlwaysOnTop(true); 114 window.setOpacity(0.3f); 115 window.setLocation(2 * dl, 2 * dl); 116 window.setSize(255, 255); 117 window.pack(); 118 window.setVisible(true); 119 120 System.out.println("Checking " + window.getClass().getName() + "..."); 121 } 122 123 @Override 124 public void doTest() throws Exception { 125 126 Point ls = window.getLocationOnScreen(); 127 clicked = 0; 128 checkClick(ls.x + window.getWidth() / 2, ls.y - 5, 0); 129 130 robot.waitForIdle(2000); 131 132 ls = south.getLocationOnScreen(); 133 134 Point p1 = new Point((int) (ls.x + south.getWidth() * 0.75), ls.y + south.getHeight() * 3); 135 Point p2 = new Point((int) (ls.x + south.getWidth() * 0.75), ls.y - south.getHeight() * 2); 136 Color c1 = robot.getPixelColor(p1.x, p1.y); 137 Color c2 = robot.getPixelColor(p2.x, p2.y); 138 139 checkClick(ls.x + south.getWidth() / 2, ls.y + south.getHeight() / 2, 1); 140 141 robot.waitForIdle(2000); 142 143 Color c1b = robot.getPixelColor(p1.x, p1.y); 144 Color c2b = robot.getPixelColor(p2.x, p2.y); 145 146 if (!aproximatelyEquals(c1, c1b) && !aproximatelyEquals(south.getBackground(), c1b)) 147 throw new RuntimeException("Check for opaque drop down failed. Before click: " + c1 + ", after click: " + c1b + ", expected is " + south.getBackground()); 148 149 if (!aproximatelyEquals(c2,c2b) && !aproximatelyEquals(south.getBackground(), c2b)) 150 throw new RuntimeException("Check for opaque drop down failed. Before click: " + c2 + ", after click: " + c2b + ", expected is " + south.getBackground()); 151 152 EventQueue.invokeAndWait(() -> { 153 background.dispose(); 154 window.dispose(); 155 }); 156 157 robot.waitForIdle(); 158 } 159 160 boolean aproximatelyEquals(Color c1, Color c2) { 161 return ((Math.abs(c1.getRed()-c2.getRed())/256.0 + 162 Math.abs(c1.getGreen()-c2.getGreen())/256.0 + 163 Math.abs(c1.getBlue()-c2.getBlue())/256.0)) / 3 < 0.02; 164 } 165 166 @Override 167 public void applyShape() { } 168 169 170 void checkClick(int x, int y, int flag) throws Exception { 171 172 System.out.println("Trying to click point " + x + ", " + y + ", looking for " + flag + " flag to trigger."); 173 174 clicked = 0; 175 robot.mouseMove(x, y); 176 robot.click(); 177 178 for (int i = 0; i < 100; i++) 179 if ((clicked & (1 << flag)) == 0) 180 robot.delay(50); 181 else 182 break; 183 184 if ((clicked & (1 << flag)) == 0) 185 throw new RuntimeException("FAIL: Flag " + flag + " is not triggered for point " + x + ", " + y + "!"); 186 } 187 }