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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.
*/
/*
* @test
* @bug 6463708
* @summary Verifies if DefaultButtonModel.setMnemonic
* generates ChangeEvent for no change
* @run main TestMnemonicEvent
*/
import javax.swing.DefaultButtonModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public class TestMnemonicEvent implements ChangeListener {
private static ChangeEvent lastEvent;
public void stateChanged(ChangeEvent e) {
lastEvent = e;
}
public static void main(String[] args) {
TestMnemonicEvent test = new TestMnemonicEvent();
DefaultButtonModel m = new DefaultButtonModel();
m.addChangeListener(test);
m.setMnemonic(70);
System.out.println("Event triggered: " + (lastEvent != null));
// clear the recorded event, set the same mnemonic then check if another
// event is triggered...
lastEvent = null;
m.setMnemonic(70);
System.out.println("Event triggered: " + (lastEvent != null));
if (lastEvent != null) {
throw new RuntimeException("ChangeEvent triggered for same mnemonic");
}
}
}
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