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Java example source code file (bug4625203.java)

This example Java source code file (bug4625203.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

awt, event, exception, gui, jbutton, jframe, jtextfield, swing

The bug4625203.java Java example source code

/*
 * Copyright (c) 2007, 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 4625203
 * @summary 1. install two input locales on Windows
 *          2. run this application
 *          3. press Alt+Shift to switch to another input locale
 *          4. push jButton1 button
 *          5. If the input locale does not change, it is SUCCESS.
 *             If the input locale changes to the default one, it is FAILURE.
 */

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;

public class bug4625203 extends JFrame {
    JTextField jTextField1 = new JTextField();
    JButton jButton1 = new JButton();
    java.util.Locale locale;
    public int n = 0;

    public bug4625203() {
        try {
            jbInit();
        } catch(Exception e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        bug4625203 frame1 = new bug4625203();
        frame1.setSize(400,300);
        frame1.setVisible(true);
    }

    private void jbInit() throws Exception {
        jTextField1.setText("jTextField1");
        jButton1.setText("jButton1");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(ActionEvent e) {
                jButton1_actionPerformed(e);
            }
        });
        this.addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                this_windowClosing(e);
            }
        });
        this.getContentPane().add(jTextField1, BorderLayout.CENTER);
        this.getContentPane().add(jButton1, BorderLayout.SOUTH);
    }

    void jButton1_actionPerformed(ActionEvent e) {
        locale = ((JButton) e.getSource()).getInputContext().getLocale();
        System.out.println("locale" + n + ":" + locale.toString());
        bug4625203 frame2 = new bug4625203();
        frame2.n = n + 1;
        frame2.setSize(400,300);
        frame2.setTitle("test:" +n);
        frame2.setVisible(true);
    }

    void this_windowClosing(WindowEvent e) {
        System.exit(0);
    }
}

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