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8281738: Create a regression test for checking the 'Space' key activa…
…tion of focused Button Backport-of: 941e97c4eb186bc63386d17f458ba69f4bddd828
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test/jdk/javax/swing/JButton/4659800/SpaceKeyActivatesButton.java
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/* | ||
* Copyright (c) 2022, 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. | ||
*/ | ||
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import java.awt.Robot; | ||
import java.awt.event.FocusAdapter; | ||
import java.awt.event.FocusEvent; | ||
import java.awt.event.KeyEvent; | ||
import java.util.Arrays; | ||
import java.util.List; | ||
import java.util.concurrent.CountDownLatch; | ||
import java.util.concurrent.TimeUnit; | ||
import java.util.concurrent.atomic.AtomicBoolean; | ||
import javax.swing.JButton; | ||
import javax.swing.JFrame; | ||
import javax.swing.JPanel; | ||
import javax.swing.SwingUtilities; | ||
import javax.swing.UIManager; | ||
import javax.swing.UnsupportedLookAndFeelException; | ||
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import static java.util.stream.Collectors.toList; | ||
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/* | ||
* @test | ||
* @key headful | ||
* @bug 8281738 | ||
* @summary Check whether pressing <Space> key generates | ||
* ActionEvent on focused Button or not. | ||
* @run main SpaceKeyActivatesButton | ||
*/ | ||
public class SpaceKeyActivatesButton { | ||
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private static volatile boolean buttonPressed; | ||
private static JFrame frame; | ||
private static JButton focusedButton; | ||
private static CountDownLatch buttonGainedFocusLatch; | ||
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public static void main(String[] s) throws Exception { | ||
runTest(); | ||
} | ||
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public static void runTest() throws Exception { | ||
Robot robot = new Robot(); | ||
robot.setAutoDelay(100); | ||
robot.setAutoWaitForIdle(true); | ||
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List<String> lafs = Arrays.stream(UIManager.getInstalledLookAndFeels()) | ||
.map(laf -> laf.getClassName()) | ||
.collect(toList()); | ||
for (String laf : lafs) { | ||
buttonGainedFocusLatch = new CountDownLatch(1); | ||
try { | ||
buttonPressed = false; | ||
System.out.println("Testing laf : " + laf); | ||
AtomicBoolean lafSetSuccess = new AtomicBoolean(false); | ||
SwingUtilities.invokeAndWait(() -> { | ||
lafSetSuccess.set(setLookAndFeel(laf)); | ||
// Call createUI() only if setting laf succeeded | ||
if (lafSetSuccess.get()) { | ||
createUI(); | ||
} | ||
}); | ||
// If setting laf failed, then just get next laf and continue | ||
if (!lafSetSuccess.get()) { | ||
continue; | ||
} | ||
robot.waitForIdle(); | ||
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// Wait until the button2 gains focus. | ||
if (!buttonGainedFocusLatch.await(3, TimeUnit.SECONDS)) { | ||
throw new RuntimeException("Test Failed, waited too long, " + | ||
"but the button can't gain focus for laf : " + laf); | ||
} | ||
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robot.keyPress(KeyEvent.VK_SPACE); | ||
robot.keyRelease(KeyEvent.VK_SPACE); | ||
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if (buttonPressed) { | ||
System.out.println("Test Passed for laf : " + laf); | ||
} else { | ||
throw new RuntimeException("Test Failed, button not pressed for laf : " + laf); | ||
} | ||
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} finally { | ||
SwingUtilities.invokeAndWait(SpaceKeyActivatesButton::disposeFrame); | ||
} | ||
} | ||
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} | ||
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private static boolean setLookAndFeel(String lafName) { | ||
try { | ||
UIManager.setLookAndFeel(lafName); | ||
} catch (UnsupportedLookAndFeelException ignored) { | ||
System.out.println("Ignoring Unsupported laf : " + lafName); | ||
return false; | ||
} catch (ClassNotFoundException | InstantiationException | ||
| IllegalAccessException e) { | ||
throw new RuntimeException(e); | ||
} | ||
return true; | ||
} | ||
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private static void createUI() { | ||
frame = new JFrame(); | ||
JPanel panel = new JPanel(); | ||
panel.add(new JButton("Button1")); | ||
focusedButton = new JButton("Button2"); | ||
focusedButton.addActionListener(e -> buttonPressed = true); | ||
focusedButton.addFocusListener(new FocusAdapter() { | ||
@Override | ||
public void focusGained(FocusEvent e) { | ||
buttonGainedFocusLatch.countDown(); | ||
} | ||
}); | ||
panel.add(focusedButton); | ||
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frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); | ||
frame.add(panel); | ||
frame.pack(); | ||
frame.setLocationRelativeTo(null); | ||
frame.setVisible(true); | ||
focusedButton.requestFocusInWindow(); | ||
} | ||
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private static void disposeFrame() { | ||
if (frame != null) { | ||
frame.dispose(); | ||
frame = null; | ||
} | ||
} | ||
} |
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