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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* 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 ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
import java.awt.Robot;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.SwingUtilities;
/**
* @ test
* @ key headful
* @ bug 4515762
* @ author Mark Davidson
* @ summary Tests the ability to support duplicate mnemonics
* @ library . . / . . / regtesthelpers
* @ build Util
* @ run main bug4515762
*/
public class bug4515762 {
private static volatile boolean actionExpected;
private static volatile boolean actionRecieved;
private static JFrame frame;
/**
* @ param str name of Menu
*/
private static JMenuBar createMenuBar() {
JMenuBar menubar = new JMenuBar();
// Duplicate menu item test for 4515762
JMenu menu = new JMenu("Duplicate Menu" );
menu.setMnemonic('D' );
menu.add(createMenuItem("Sunday" , 'S' ));
menu.add(createMenuItem("Monday" , 'M' ));
menu.add(createMenuItem("Tuesday" , 'S' ));
menu.add(createMenuItem("Wednesday" , 'S' ));
menu.add(createMenuItem("Thursday" , 'S' ));
menu.add(createMenuItem("Friday" , 'F' ));
menu.add(createMenuItem("Saturday" , 'S' ));
// Control with unique menu
JMenu menu2 = new JMenu("Unique Menu" );
menu2.setMnemonic('U' );
menu2.add(createMenuItem("Sunday" , 'S' ));
menu2.add(createMenuItem("Monday" , 'M' ));
menu2.add(createMenuItem("Tuesday" , 'T' ));
menu2.add(createMenuItem("Wednesday" , 'W' ));
menu2.add(createMenuItem("Thursday" , 'U' ));
menu2.add(createMenuItem("Friday" , 'F' ));
menu2.add(createMenuItem("Saturday" , 'A' ));
menubar.add(menu);
menubar.add(menu2);
return menubar;
}
/**
* Creates and returns the menu item .
*/
private static JMenuItem createMenuItem(String name, char mnemonic) {
JMenuItem menuItem = new JMenuItem(name, mnemonic);
menuItem.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent evt) {
JMenuItem item = (JMenuItem) evt.getSource();
if (actionExpected == false ) {
throw new RuntimeException("Menu Action: "
+ item.getText() + " should not be called" );
} else {
actionRecieved = true ;
}
}
});
return menuItem;
}
public static void checkAction(String str) {
if (actionRecieved == true ) {
actionRecieved = false ;
} else {
throw new RuntimeException("Action has not been received: " + str);
}
}
public static void main(String[] args) throws Throwable {
try {
Robot robot = new Robot();
robot.setAutoDelay(100 );
SwingUtilities.invokeAndWait(new Runnable() {
@Override
public void run() {
frame = new JFrame("Test" );
frame.setJMenuBar(createMenuBar());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLocationRelativeTo(null );
frame.pack();
frame.setVisible(true );
frame.toFront();
}
});
robot.waitForIdle();
robot.delay(1000 );
Util.hitMnemonics(robot, KeyEvent.VK_D);
robot.waitForIdle();
// Press the S key many times (should not cause an action peformed)
int TIMES = 5 ;
for (int i = 0 ; i < TIMES; i++) {
robot.keyPress(KeyEvent.VK_S);
robot.keyRelease(KeyEvent.VK_S);
robot.waitForIdle();
}
robot.waitForIdle();
// Unique menu items.
actionExpected = true ;
Util.hitMnemonics(robot, KeyEvent.VK_U);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_S);
robot.keyRelease(KeyEvent.VK_S);
robot.waitForIdle();
checkAction("pressing VK_S" );
Util.hitMnemonics(robot, KeyEvent.VK_U);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_M);
robot.keyRelease(KeyEvent.VK_M);
robot.waitForIdle();
checkAction("pressing VK_M" );
Util.hitMnemonics(robot, KeyEvent.VK_U);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_T);
robot.keyRelease(KeyEvent.VK_T);
robot.waitForIdle();
checkAction("pressing VK_T" );
Util.hitMnemonics(robot, KeyEvent.VK_U);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_W);
robot.keyRelease(KeyEvent.VK_W);
robot.waitForIdle();
checkAction("pressing VK_W" );
Util.hitMnemonics(robot, KeyEvent.VK_U);
robot.waitForIdle();
robot.keyPress(KeyEvent.VK_U);
robot.keyRelease(KeyEvent.VK_U);
robot.waitForIdle();
checkAction("pressing VK_U" );
} finally {
if (frame != null ) SwingUtilities.invokeAndWait(() -> frame.dispose());
}
}
}
Messung V0.5 in Prozent C=94 H=97 G=95
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-10)
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