jdk-24/test/jdk/java/awt/TrayIcon/DisposeInActionEventTest.java
2024-03-13 23:47:45 +00:00

133 lines
5.2 KiB
Java

/*
* Copyright (c) 2014, 2024, 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
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*/
import java.awt.AWTException;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.SystemTray;
import java.awt.TrayIcon;
import java.awt.image.BufferedImage;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import jdk.test.lib.Platform;
/*
* @test
* @bug 6299866 8316931
* @summary Tests that no NPE is thrown when the tray icon is disposed from the
* handler of action event caused by clicking on this icon.
* @library /java/awt/regtesthelpers /test/lib
* @build PassFailJFrame jtreg.SkippedException
* @run main/manual DisposeInActionEventTest
*/
public class DisposeInActionEventTest {
private static SystemTray systemTray;
private static TrayIcon trayIcon;
public static void main(String[] args) throws Exception {
if (!SystemTray.isSupported()) {
throw new jtreg.SkippedException("The test cannot be run because " +
"SystemTray is not supported.");
}
String clickInstruction =
(Platform.isOSX()) ? "Right-click" : "Double click (left mouse button)";
String instructions = "When the test starts, it adds an icon to the tray area.\n" +
"The icon is a red filled square with a white border.\n" +
"If you don't see this tray icon, please make sure that the tray area\n" +
"(also called Taskbar Status Area on MS Windows, Notification\n" +
"Area on Gnome or System Tray on KDE) is visible.\n" +
"On macOS the default location is the right of the top system bar.\n\n" +
clickInstruction + " the tray icon to trigger the action event.\n" +
"Brief information about action events is printed\n" +
"in the Event Message Display frame.\n" +
"After each action event, the tray icon is removed from\n" +
"the tray and then added back in a second.\n\n" +
"The test checks if any exceptions are thrown when removing and\n" +
"re-adding the icon. If something is wrong, the test will automatically fail.\n" +
"Repeat clicks several times. Then press PASS button.";
try {
PassFailJFrame.builder()
.title("DisposeInActionEventTest")
.instructions(instructions)
.rows(18)
.columns(45)
.testUI(DisposeInActionEventTest::showFrameAndIcon)
.build()
.awaitAndCheck();
} finally {
if (systemTray != null) {
systemTray.remove(trayIcon);
}
}
}
private static JFrame showFrameAndIcon() {
JFrame frame = new JFrame("Event Message Display");
frame.setLayout(new BorderLayout());
JTextArea textArea = new JTextArea();
frame.getContentPane().add(new JScrollPane(textArea));
frame.setSize(400, 200);
BufferedImage img = new BufferedImage(32, 32, BufferedImage.TYPE_INT_ARGB);
Graphics g = img.createGraphics();
g.setColor(Color.WHITE);
g.fillRect(0, 0, 32, 32);
g.setColor(Color.RED);
g.fillRect(6, 6, 20, 20);
g.dispose();
systemTray = SystemTray.getSystemTray();
trayIcon = new TrayIcon(img);
trayIcon.setImageAutoSize(true);
trayIcon.addActionListener(ev -> {
textArea.append(ev + "\n");
systemTray.remove(trayIcon);
new Thread(() -> {
try {
Thread.sleep(1000);
systemTray.add(trayIcon);
} catch (AWTException | InterruptedException e) {
e.printStackTrace();
PassFailJFrame.forceFail("Exception caught: " + e.getMessage());
}
}).start();
});
try {
systemTray.add(trayIcon);
} catch (AWTException e) {
e.printStackTrace();
PassFailJFrame.forceFail("Exception caught: " + e.getMessage());
}
return frame;
}
}