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import java.awt.GridLayout;
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 java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import javax.swing.AbstractButton;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.UIManager.LookAndFeelInfo;
import javax.swing.UnsupportedLookAndFeelException;
import static javax.swing.UIManager.getInstalledLookAndFeels;
/*
* @test
* @key headful
* @bug 4138746
* @summary This testcase tests RFE-4138746 request, verifies the case-sensitive
* setting of Mnemonics to AbstractButton & JLabel.
* @run main JLabelMnemonicsTest
*/
public class JLabelMnemonicsTest {
private static JButton button1;
private static JButton button2;
private static JLabel label1;
private static JLabel label2;
private static JPanel panel;
private static Robot robot;
private static boolean result;
private static CountDownLatch focusGainedLatch;
private static JFrame frame;
public static void main(String[] args) throws Exception {
final boolean isMac =
System.getProperty("os.name").toLowerCase().contains("os x");
robot = new Robot();
robot.setAutoWaitForIdle(true);
robot.setAutoDelay(200);
List<String> lafs = Arrays.stream(getInstalledLookAndFeels())
.map(LookAndFeelInfo::getClassName)
.collect(Collectors.toList());
for (final String laf : lafs) {
try {
result = true;
focusGainedLatch = new CountDownLatch(1);
AtomicBoolean lafSetSuccess = new AtomicBoolean(false);
SwingUtilities.invokeAndWait(() -> {
lafSetSuccess.set(setLookAndFeel(laf));
if (lafSetSuccess.get()) {
createUI();
}
});
if (!lafSetSuccess.get()) {
continue;
}
robot.waitForIdle();
robot.delay(500);
// Verifier 1: Verifies if getDisplayedMnemonicIndex() returns the
// right index set with setDisplayedMnemonicIndex method for JButton
if (getDisplayedMnemonicIndex(button1) == 5 &&
getDisplayedMnemonicIndex(button2) == 0) {
System.out.println("Verifier 1 Passed");
} else {
System.out.println(
"Verifier 1 Failed, testing JButton failed");
result = false;
}
// Verifier 2: Verifies that, on setting displayedMnemonicIndex to
// -1, the component can be still accessed with the mnemonic set
if (isMac) {
hitKeys(KeyEvent.VK_ALT, KeyEvent.VK_CONTROL,
KeyEvent.VK_V);
} else {
hitKeys(KeyEvent.VK_ALT, KeyEvent.VK_V);
}
if (focusGainedLatch.await(3, TimeUnit.SECONDS)) {
System.out.println("Verifier 2 Passed");
} else {
System.out.println(
"Verifier 2 Failed, Waited too long, but Button3 " +
"has not yet gained focus in " + laf);
result = false;
}
// Verifier 3: Testing JLabel: Verifies if
// getDisplayedMnemonicIndex() returns the right
// index set with setDisplayedMnemonicIndex method for JLabel
if (getDisplayedMnemonicIndex(label1) == 5 &&
getDisplayedMnemonicIndex(label2) == 0) {
System.out.println("Verifier 3 Passed");
} else {
System.out.println("Verifier 3, testing JLabel Failed");
result = false;
}
if (result) {
System.out.println("Test Passed in " + laf);
} else {
throw new RuntimeException(
"Test Failed, as one or more verifiers failed in " +
laf);
}
} finally {
SwingUtilities.invokeAndWait(JLabelMnemonicsTest::disposeFrame);
}
}
}
private static int getDisplayedMnemonicIndex(JLabel jLabel)
throws Exception {
final AtomicInteger index = new AtomicInteger();
SwingUtilities.invokeAndWait(
() -> index.set(jLabel.getDisplayedMnemonicIndex()));
return index.get();
}
private static int getDisplayedMnemonicIndex(AbstractButton button)
throws Exception {
final AtomicInteger index = new AtomicInteger();
SwingUtilities.invokeAndWait(
() -> index.set(button.getDisplayedMnemonicIndex()));
return index.get();
}
private static void hitKeys(int... keys) {
for (int key : keys) {
robot.keyPress(key);
}
for (int i = keys.length - 1; i >= 0; i--) {
robot.keyRelease(keys[i]);
}
}
private static void createUI() {
frame = new JFrame();
panel = new JPanel();
panel.setLayout(new GridLayout(2, 3));
button1 = new JButton("Save As");
button1.setMnemonic(KeyEvent.VK_A);
button1.setDisplayedMnemonicIndex(5);
panel.add(button1);
button2 = new JButton("save AS");
button2.setMnemonic(KeyEvent.VK_S);
panel.add(button2);
JButton button3 = new JButton("Save As");
button3.setMnemonic(KeyEvent.VK_V);
button3.setDisplayedMnemonicIndex(-1);
panel.add(button3);
button3.addFocusListener(new FocusAdapter() {
public void focusGained(FocusEvent fe) {
System.out.println("FocusGained on Button3");
focusGainedLatch.countDown();
}
});
label1 = new JLabel("Save As");
label1.setDisplayedMnemonic(KeyEvent.VK_A);
label1.setDisplayedMnemonicIndex(5);
panel.add(label1);
label2 = new JLabel("save AS");
label2.setDisplayedMnemonic(KeyEvent.VK_S);
panel.add(label2);
frame.add(panel);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.pack();
frame.setVisible(true);
}
private static boolean setLookAndFeel(String lafName) {
try {
UIManager.setLookAndFeel(lafName);
} catch (UnsupportedLookAndFeelException ignored) {
System.out.println("Ignoring Unsupported L&F: " + lafName);
return false;
} catch (ClassNotFoundException | InstantiationException
| IllegalAccessException e) {
throw new RuntimeException(e);
}
return true;
}
private static void disposeFrame() {
if (frame != null) {
frame.dispose();
frame = null;
}
}
}