1 /* 2 * Copyright (c) 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 /** 25 * @test 26 * @key headful 27 * @summary Test of mouse move messages to lightweight components 28 * @library ../../regtesthelpers 29 * @build Util 30 * @compile LightweightEventTest.java 31 * @run main LightweightEventTest 32 */ 33 import java.awt.BorderLayout; 34 import java.awt.Button; 35 import java.awt.Color; 36 import java.awt.Component; 37 import java.awt.Container; 38 import java.awt.Dimension; 39 import java.awt.FontMetrics; 40 import java.awt.Frame; 41 import java.awt.Graphics; 42 import java.awt.Insets; 43 import java.awt.Point; 44 import java.awt.Rectangle; 45 import java.awt.Robot; 46 import java.awt.AWTException; 47 import java.awt.event.MouseAdapter; 48 import java.awt.event.MouseEvent; 49 import javax.swing.SwingUtilities; 50 import test.java.awt.regtesthelpers.Util; 51 52 53 /* 54 There are 3 steps to this test : 55 1. Two frames are created one with heavy weight component and 56 another with light weight component. Each frame has a centrally placed 57 button 58 2. Mouse is dragged along diagonals of each window using Robot object 59 3. Events are noted for mouse in and out of frames & buttons and asserted 60 */ 61 62 public class LightweightEventTest { 63 64 private static EventBug HeavyComponent; 65 private static EventBug LightComponent; 66 private static Robot testRobot; 67 68 public static void main(String[] args) throws Throwable { 69 70 SwingUtilities.invokeAndWait(new Runnable() { 71 @Override 72 public void run() { 73 constructTestUI(); 74 } 75 }); 76 77 try { 78 testRobot = new Robot(); 79 } catch (AWTException ex) { 80 throw new RuntimeException("Could not initiate a drag operation"); 81 } 82 83 testRobot.waitForIdle(); 84 85 // Method performing auto test operation 86 boolean result = test(); 87 88 disposeTestUI(); 89 90 if (result == false) { 91 throw new RuntimeException("Test FAILED!"); 92 } 93 } 94 95 private static boolean test() { 96 // Test events for HeavyComponent 97 Point loc = HeavyComponent.getLocationOnScreen(); 98 Dimension size = HeavyComponent.getSize(); 99 100 Util.mouseMove(testRobot, 101 new Point((int) loc.x + 4, (int) loc.y + 4), 102 new Point((int) loc.x + size.width, (int) loc.y + size.height)); 103 104 testRobot.waitForIdle(); 105 106 boolean HeavyComponentAssert = HeavyComponent.assertEvents(2, 1); 107 108 // Test events for LightComponent 109 loc = LightComponent.getLocationOnScreen(); 110 size = LightComponent.getSize(); 111 112 Util.mouseMove(testRobot, 113 new Point((int) loc.x + 4, (int) loc.y + 4), 114 new Point((int) loc.x + size.width, (int) loc.y + size.height)); 115 116 testRobot.waitForIdle(); 117 118 boolean LightComponentAssert = LightComponent.assertEvents(2, 1); 119 120 return (HeavyComponentAssert && LightComponentAssert); 121 } 122 123 private static void constructTestUI() { 124 // here, create the items that will be tested for correct behavior 125 HeavyComponent = new EventBug(); 126 Button b = (Button) HeavyComponent.add("Center", new Button("Heavy")); 127 128 LightComponent = new EventBug(); 129 BorderedLabel b1 = (BorderedLabel) LightComponent.add("Center", 130 new BorderedLabel("Lite")); 131 132 HeavyComponent.addListeners(b); 133 LightComponent.addListeners(b1); 134 135 LightComponent.setLocation(200, 0); 136 HeavyComponent.setVisible(true); 137 LightComponent.setVisible(true); 138 } 139 140 private static void disposeTestUI() { 141 HeavyComponent.setVisible(false); 142 LightComponent.setVisible(false); 143 144 HeavyComponent.dispose(); 145 LightComponent.dispose(); 146 } 147 } 148 149 /* 150 * Lightweight component 151 */ 152 class BorderedLabel extends Component { 153 154 boolean superIsButton = false; 155 String labelString; 156 157 BorderedLabel(String labelString) { 158 this.labelString = labelString; 159 160 Component thisComponent = this; 161 superIsButton = (thisComponent instanceof Button); 162 if (superIsButton) { 163 ((Button) thisComponent).setLabel(labelString); 164 } 165 } 166 167 @Override 168 public Dimension getMinimumSize() { 169 Dimension minSize = new Dimension(); 170 171 if (superIsButton) { 172 minSize = super.getMinimumSize(); 173 } else { 174 175 Graphics g = getGraphics(); 176 FontMetrics metrics = g.getFontMetrics(); 177 178 minSize.width = metrics.stringWidth(labelString) + 14; 179 minSize.height = metrics.getMaxAscent() 180 + metrics.getMaxDescent() + 9; 181 182 g.dispose(); 183 g = null; 184 } 185 return minSize; 186 } 187 188 @Override 189 public Dimension getPreferredSize() { 190 Dimension prefSize; 191 if (superIsButton) { 192 prefSize = super.getPreferredSize(); 193 } else { 194 prefSize = getMinimumSize(); 195 } 196 return prefSize; 197 } 198 199 @Override 200 public void paint(Graphics g) { 201 202 super.paint(g); 203 Rectangle bounds = getBounds(); 204 if (superIsButton) { 205 return; 206 } 207 Dimension size = getSize(); 208 Color oldColor = g.getColor(); 209 210 // draw border 211 g.setColor(getBackground()); 212 g.fill3DRect(0, 0, size.width, size.height, false); 213 g.fill3DRect(3, 3, size.width - 6, size.height - 6, true); 214 215 // draw text 216 FontMetrics metrics = g.getFontMetrics(); 217 int centerX = size.width / 2; 218 int centerY = size.height / 2; 219 int textX = centerX - (metrics.stringWidth(labelString) / 2); 220 int textY = centerY 221 + ((metrics.getMaxAscent() + metrics.getMaxDescent()) / 2); 222 g.setColor(getForeground()); 223 g.drawString(labelString, textX, textY); 224 225 g.setColor(oldColor); 226 } 227 } // class BorderedLabel 228 229 class EventBug extends Container { 230 231 Frame testFrame; 232 int frameEnters = 0; 233 int frameExits = 0; 234 int buttonEnters = 0; 235 int buttonExits = 0; 236 237 public EventBug() { 238 super(); 239 testFrame = new Frame(); 240 testFrame.setLayout(new BorderLayout()); 241 this.setLayout(new BorderLayout()); 242 testFrame.add("Center", this); 243 testFrame.pack(); 244 testFrame.setVisible(true); 245 } 246 247 @Override 248 public Dimension getPreferredSize() { 249 return new Dimension(100, 100); 250 } 251 252 @Override 253 public Insets getInsets() { 254 return new Insets(20, 20, 20, 20); 255 } 256 257 public boolean assertEvents(int expectedFrameEnterEvents, 258 int expectedButtonEnterEvents) { 259 return (frameEnters == expectedFrameEnterEvents) 260 && (buttonEnters == expectedButtonEnterEvents); 261 } 262 263 // Forward to the Window 264 @Override 265 public void setLocation(int x, int y) { 266 testFrame.setLocation(x, y); 267 } 268 269 @Override 270 public void setVisible(boolean b) { 271 testFrame.setVisible(b); 272 } 273 274 public void dispose() { 275 testFrame.dispose(); 276 } 277 278 // Add listeners to Frame and button 279 public void addListeners(Component b) { 280 b.setName("Button"); 281 b.addMouseListener(new MouseAdapter() { 282 @Override 283 public void mouseEntered(MouseEvent e) { 284 buttonEnters++; 285 } 286 287 @Override 288 public void mouseExited(MouseEvent e) { 289 buttonExits++; 290 } 291 292 }); 293 testFrame.addMouseListener(new MouseAdapter() { 294 @Override 295 public void mouseEntered(MouseEvent e) { 296 frameEnters++; 297 } 298 299 @Override 300 public void mouseExited(MouseEvent e) { 301 frameExits++; 302 } 303 }); 304 } 305 } // class EventBug