1 /*
   2  * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
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   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  *
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  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
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  23 
  24 /* @test
  25    @bug 8016356
  26    @summary Any swing frame resizes ugly.
  27    @author Oleg Pekhovskiy
  28    @library ../../../../lib/testlibrary
  29    @build jdk.testlibrary.OSInfo
  30    @run main bug8016356
  31 */
  32 
  33 import java.awt.AWTException;
  34 import java.awt.Color;
  35 import java.awt.Dimension;
  36 import java.awt.GraphicsConfiguration;
  37 import java.awt.GraphicsEnvironment;
  38 import java.awt.Insets;
  39 import java.awt.Point;
  40 import java.awt.Rectangle;
  41 import java.awt.Robot;
  42 import java.awt.Toolkit;
  43 import java.awt.event.InputEvent;
  44 import javax.swing.JFrame;
  45 import javax.swing.JPanel;
  46 import javax.swing.SwingUtilities;
  47 import jdk.testlibrary.OSInfo;
  48 
  49 public class bug8016356 {
  50     private static JFrame frame;
  51     private static Color color;
  52     private static int scrTop;
  53 
  54     private static Point frLoc;
  55     private static Dimension frSize;
  56 
  57     public static void main(String[] args) throws Exception {
  58 
  59         // Windows only test
  60         if (OSInfo.getOSType() == OSInfo.OSType.WINDOWS) {
  61 
  62             // Retrieving top edge of Desktop
  63             GraphicsConfiguration grConf = GraphicsEnvironment
  64                     .getLocalGraphicsEnvironment().getDefaultScreenDevice()
  65                     .getDefaultConfiguration();
  66             Rectangle scrRect = grConf.getBounds();
  67             Insets scrInsets = Toolkit.getDefaultToolkit().getScreenInsets(grConf);
  68             scrTop = scrRect.y + scrInsets.top;
  69 
  70             color = new Color(0, 255, 0);
  71 
  72             SwingUtilities.invokeAndWait(() -> {
  73                 createAndShowUI();
  74             });
  75 
  76             try {
  77                 Robot robot = new Robot();
  78                 robot.setAutoDelay(500);
  79                 robot.setAutoWaitForIdle(true);
  80                 robot.delay(1000);
  81 
  82                 // Resizing a window to invoke Windows Snap feature
  83                 readFrameInfo();
  84                 robot.mouseMove(frLoc.x + frSize.width / 2, frLoc.y);
  85                 robot.mousePress(InputEvent.BUTTON1_MASK);
  86                 robot.mouseMove(frLoc.x + frSize.width / 2, scrTop);
  87                 robot.mouseRelease(InputEvent.BUTTON1_MASK);
  88 
  89                 // Retrieving the color of window expanded area
  90                 readFrameInfo();
  91                 Insets insets = frame.getInsets();
  92                 Color bgColor = robot.getPixelColor(frLoc.x + frSize.width / 2,
  93                         frLoc.y + frSize.height - insets.bottom - 1);
  94 
  95                 frame.dispose();
  96 
  97                 if (!bgColor.equals(color)) {
  98                     throw new RuntimeException("TEST FAILED: got "
  99                             + bgColor + " instead of " + color);
 100                 }
 101                 System.out.println("TEST PASSED!");
 102             } catch (AWTException ex) {
 103                 throw new RuntimeException("TEST FAILED!");
 104             }
 105         }
 106     }
 107 
 108     private static void createAndShowUI() {
 109         frame = new JFrame();
 110         frame.setBounds(10, scrTop + 10, 300, 100);
 111         JPanel panel = new JPanel();
 112         panel.setBackground(color);
 113         frame.getContentPane().add(panel);
 114         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 115         frame.setVisible(true);
 116     }
 117 
 118     private static void readFrameInfo() throws Exception {
 119         SwingUtilities.invokeAndWait(() -> {
 120             frLoc = frame.getLocationOnScreen();
 121             frSize = frame.getSize();
 122         });
 123     }
 124 }