153 lines
5.2 KiB
Java
153 lines
5.2 KiB
Java
/*
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* Copyright (c) 2010, 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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/*
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* @test
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* @key headful
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* @bug 7004134
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* @summary JLabel containing a ToolTipText does no longer show ToolTip after browser refresh
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* @author Pavel Porvatov
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* @modules java.desktop/sun.awt
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* @modules java.desktop/javax.swing:open
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*/
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import sun.awt.SunToolkit;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.event.MouseEvent;
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import java.lang.reflect.Field;
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public class bug7004134 {
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private static volatile JFrame frame;
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private static volatile JLabel label;
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private static volatile int toolTipWidth;
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public static void main(String[] args) throws Exception {
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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label = new JLabel("A JLabel used as object for an HTML-formatted tooltip");
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label.setToolTipText("<html><body bgcolor=FFFFE1>An HTML-formatted ToolTip</body></html>");
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frame = new JFrame();
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frame.add(label);
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frame.pack();
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frame.setVisible(true);
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}
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});
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((SunToolkit) SunToolkit.getDefaultToolkit()).realSync();
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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ToolTipManager toolTipManager = ToolTipManager.sharedInstance();
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toolTipManager.setInitialDelay(0);
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toolTipManager.mouseMoved(new MouseEvent(label, 0, 0, 0, 0, 0, 0, false));
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}
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});
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Thread.sleep(500);
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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toolTipWidth = getTipWindow().getWidth();
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frame.dispose();
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}
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});
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Thread thread = new Thread(new ThreadGroup("Some ThreadGroup"), new Runnable() {
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public void run() {
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SunToolkit.createNewAppContext();
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try {
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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frame = new JFrame();
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frame.add(label);
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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frame.pack();
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frame.setVisible(true);
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}
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});
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((SunToolkit) SunToolkit.getDefaultToolkit()).realSync();
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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ToolTipManager toolTipManager = ToolTipManager.sharedInstance();
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toolTipManager.setInitialDelay(0);
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toolTipManager.mouseMoved(new MouseEvent(label, 0, 0, 0, 0, 0, 0, false));
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}
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});
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Thread.sleep(500);
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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int newToolTipWidth = getTipWindow().getWidth();
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frame.dispose();
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if (toolTipWidth != newToolTipWidth) {
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throw new RuntimeException("Tooltip width is different. Initial: " + toolTipWidth +
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", new: " + newToolTipWidth);
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}
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}
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});
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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});
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thread.start();
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thread.join();
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}
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private static Component getTipWindow() {
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try {
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Field tipWindowField = ToolTipManager.class.getDeclaredField("tipWindow");
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tipWindowField.setAccessible(true);
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Popup value = (Popup) tipWindowField.get(ToolTipManager.sharedInstance());
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Field componentField = Popup.class.getDeclaredField("component");
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componentField.setAccessible(true);
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return (Component) componentField.get(value);
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} catch (Exception e) {
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throw new RuntimeException("getToolTipComponent failed", e);
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}
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}
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}
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