128 lines
4.1 KiB
Java
128 lines
4.1 KiB
Java
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 7072653
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@summary JComboBox popup mispositioned if its height exceeds the screen height
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@author Semyon Sadetsky
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*/
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import javax.swing.*;
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import javax.swing.event.PopupMenuEvent;
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import javax.swing.event.PopupMenuListener;
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import java.awt.*;
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import java.awt.Toolkit;
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public class bug7072653 {
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private static JComboBox combobox;
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private static JFrame frame;
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public static void main(String[] args) throws Exception {
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try {
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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frame = new JFrame("JComboBox Test");
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setup(frame);
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}
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});
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test();
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}
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finally {
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frame.dispose();
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}
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}
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static void setup(JFrame frame) {
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frame.setUndecorated(true);
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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frame.setSize(320, 200);
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frame.getContentPane().setLayout(new FlowLayout());
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combobox = new JComboBox(new DefaultComboBoxModel() {
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public Object getElementAt(int index) { return "Element " + index; }
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public int getSize() {
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return 1000;
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}
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});
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combobox.setMaximumRowCount(100);
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frame.getContentPane().add(combobox);
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frame.setVisible(true);
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}
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static void test() throws Exception{
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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combobox.addPopupMenuListener(new PopupMenuListener() {
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@Override
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public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
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}
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@Override
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public void popupMenuWillBecomeInvisible(PopupMenuEvent e) {
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int height = 0;
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for (Window window : JFrame.getWindows()) {
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if (Window.Type.POPUP == window.getType()) {
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height = window.getSize().height;
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break;
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}
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}
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GraphicsConfiguration gc =
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combobox.getGraphicsConfiguration();
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Insets screenInsets = Toolkit.getDefaultToolkit()
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.getScreenInsets(gc);
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if (height == gc.getBounds().height - screenInsets.top -
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screenInsets.bottom ) {
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System.out.println("ok");
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return;
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}
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throw new RuntimeException(
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"Popup window height is wrong " + height);
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}
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@Override
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public void popupMenuCanceled(PopupMenuEvent e) {
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}
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});
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combobox.setPopupVisible(true);
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combobox.setPopupVisible(false);
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}
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});
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}
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}
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