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 /**
  25  * @test
  26  * @key headful
  27  * @bug 8179027 8213116
  28  * @requires (os.family == "windows")
  29  * @summary JComboBox too small under Windows LAF
  30  * @run main WindowsComboBoxSizeTest
  31  */
  32 
  33 import javax.swing.*;
  34 import java.awt.FlowLayout;
  35 import java.awt.Robot;
  36 
  37 public class WindowsComboBoxSizeTest {
  38     private static JTextField textField;
  39     private static JComboBox<String> comboBox;
  40     private static JComboBox<String> comboBoxEd;
  41     private static JFrame frame;
  42 
  43     public static void main(String[] args) throws Exception {
  44         UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
  45 
  46         SwingUtilities.invokeAndWait(() -> {
  47             frame = new JFrame();
  48             frame.getContentPane().setLayout( new FlowLayout() );
  49 
  50             textField = new JTextField("item 1");
  51             frame.getContentPane().add(textField);
  52 
  53             comboBox = new JComboBox<>(new String[]
  54                                                 {"item 1", "item 2", "item 3"});
  55             frame.getContentPane().add(comboBox);
  56 
  57             comboBoxEd = new JComboBox<>(new String[]
  58                                                 {"item 1", "item 2", "item 3"});
  59             comboBoxEd.setEditable( true );
  60             frame.getContentPane().add(comboBoxEd);
  61 
  62             frame.pack();
  63             frame.setVisible( true );
  64         });
  65         Robot robot = new Robot();
  66         robot.waitForIdle();
  67         try {
  68             test();
  69         } finally {
  70             SwingUtilities.invokeLater(frame::dispose);
  71         }
  72     }
  73 
  74     private static void test() throws Exception {
  75         SwingUtilities.invokeAndWait(() -> {
  76             int expected = textField.getSize().height;
  77             if (comboBox.getSize().height != expected ) {
  78                 throw new RuntimeException(
  79                         "Wrong non-editable JComboBox height " +
  80                                               comboBox.getSize().height + " expected " + expected);
  81             }
  82             if (comboBoxEd.getSize().height != expected ) {
  83                 throw new RuntimeException(
  84                         "Wrong editable JComboBox height " +
  85                                             comboBoxEd.getSize().height + " expected " + expected);
  86             }
  87         });
  88     }
  89 }
  90