| /* |
| * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @key headful |
| * @bug 7072653 8144161 8176448 |
| * @summary JComboBox popup mispositioned if its height exceeds the screen height |
| * @run main bug7072653 |
| */ |
| |
| import java.awt.FlowLayout; |
| import java.awt.GraphicsConfiguration; |
| import java.awt.GraphicsDevice; |
| import java.awt.GraphicsEnvironment; |
| import java.awt.Insets; |
| import java.awt.Rectangle; |
| import java.awt.Robot; |
| import java.awt.Toolkit; |
| import java.awt.Window; |
| |
| import javax.swing.DefaultComboBoxModel; |
| import javax.swing.JComboBox; |
| import javax.swing.JFrame; |
| import javax.swing.SwingUtilities; |
| import javax.swing.UIManager; |
| import javax.swing.UnsupportedLookAndFeelException; |
| import javax.swing.event.PopupMenuEvent; |
| import javax.swing.event.PopupMenuListener; |
| |
| public class bug7072653 { |
| |
| private static JComboBox combobox; |
| private static JFrame frame; |
| private static Robot robot; |
| |
| public static void main(String[] args) throws Exception { |
| robot = new Robot(); |
| GraphicsEnvironment ge = |
| GraphicsEnvironment.getLocalGraphicsEnvironment(); |
| UIManager.LookAndFeelInfo[] lookAndFeelArray = |
| UIManager.getInstalledLookAndFeels(); |
| for (GraphicsDevice sd : ge.getScreenDevices()) { |
| for (UIManager.LookAndFeelInfo lookAndFeelItem : lookAndFeelArray) { |
| executeCase(lookAndFeelItem.getClassName(), sd); |
| robot.waitForIdle(); |
| } |
| } |
| } |
| |
| private static void executeCase(String lookAndFeelString, GraphicsDevice sd) |
| throws Exception { |
| if (tryLookAndFeel(lookAndFeelString)) { |
| SwingUtilities.invokeAndWait(() -> { |
| try { |
| setup(lookAndFeelString, sd); |
| test(); |
| } catch (Exception ex) { |
| throw new RuntimeException(ex); |
| } finally { |
| frame.dispose(); |
| } |
| }); |
| } |
| } |
| |
| private static void setup(String lookAndFeelString, GraphicsDevice sd) |
| throws Exception { |
| GraphicsConfiguration gc = sd.getDefaultConfiguration(); |
| Rectangle gcBounds = gc.getBounds(); |
| frame = new JFrame("JComboBox Test " + lookAndFeelString, gc); |
| frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| frame.setSize(400, 200); |
| frame.getContentPane().setLayout(new FlowLayout()); |
| frame.setLocation( |
| gcBounds.x + gcBounds.width / 2 - frame.getWidth() / 2, |
| gcBounds.y + gcBounds.height / 2 - frame.getHeight() / 2); |
| |
| combobox = new JComboBox(new DefaultComboBoxModel() { |
| @Override |
| public Object getElementAt(int index) { |
| return "Element " + index; |
| } |
| |
| @Override |
| public int getSize() { |
| return 100; |
| } |
| }); |
| |
| combobox.setMaximumRowCount(100); |
| combobox.putClientProperty("JComboBox.isPopDown", true); |
| frame.getContentPane().add(combobox); |
| frame.setVisible(true); |
| combobox.addPopupMenuListener(new PopupMenuListener() { |
| @Override |
| public void popupMenuWillBecomeVisible(PopupMenuEvent e) { |
| } |
| |
| @Override |
| public void popupMenuWillBecomeInvisible(PopupMenuEvent e) { |
| int height = 0; |
| for (Window window : JFrame.getWindows()) { |
| if (Window.Type.POPUP == window.getType()) { |
| if (window.getOwner().isVisible()) { |
| height = window.getSize().height; |
| break; |
| } |
| } |
| } |
| GraphicsConfiguration gc = combobox.getGraphicsConfiguration(); |
| Insets insets = Toolkit.getDefaultToolkit().getScreenInsets(gc); |
| int gcHeight = gc.getBounds().height; |
| gcHeight = gcHeight - insets.top - insets.bottom; |
| if (height == gcHeight) { |
| return; |
| } |
| |
| String exception = "Popup window height " |
| + "For LookAndFeel" + lookAndFeelString + " is wrong" |
| + "\nShould be " + gcHeight + ", Actually " + height; |
| throw new RuntimeException(exception); |
| } |
| |
| @Override |
| public void popupMenuCanceled(PopupMenuEvent e) { |
| } |
| |
| }); |
| |
| } |
| |
| private static void test() throws Exception { |
| combobox.setPopupVisible(true); |
| combobox.setPopupVisible(false); |
| } |
| |
| private static boolean tryLookAndFeel(String lookAndFeelString) |
| throws Exception { |
| try { |
| UIManager.setLookAndFeel( |
| lookAndFeelString); |
| |
| } catch (UnsupportedLookAndFeelException |
| | ClassNotFoundException |
| | InstantiationException |
| | IllegalAccessException e) { |
| return false; |
| } |
| return true; |
| } |
| } |