95 lines
2.8 KiB
Java
95 lines
2.8 KiB
Java
/*
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.*;
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import javax.swing.*;
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import java.awt.event.*;
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/**
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* @test
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* @key headful
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* @bug 7161568
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* @author Alexander Scherbatiy
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* @summary Tests that navigating tabs in the JTAbbedPane does not throw NPE
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* @run main bug7161568
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*/
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public class bug7161568 {
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private static final int N = 50;
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private static JTabbedPane tabbedPane;
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private static JFrame frame;
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public static void main(String[] args) throws Exception {
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UIManager.put("TabbedPane.selectionFollowsFocus", Boolean.FALSE);
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try {
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Robot robot = new Robot();
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robot.setAutoDelay(50);
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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createAndShowUI();
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}
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});
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robot.waitForIdle();
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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tabbedPane.requestFocus();
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}
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});
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robot.waitForIdle();
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for (int i = 0; i < N; i++) {
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robot.keyPress(KeyEvent.VK_LEFT);
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robot.keyRelease(KeyEvent.VK_LEFT);
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robot.waitForIdle();
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}
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} finally {
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if (frame != null) SwingUtilities.invokeAndWait(() -> frame.dispose());
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}
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}
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static void createAndShowUI() {
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frame = new JFrame("Test");
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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frame.setSize(100, 100);
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tabbedPane = new JTabbedPane();
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for (int i = 0; i < N; i++) {
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tabbedPane.addTab("Tab: " + i, new JLabel("Test"));
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}
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tabbedPane.setSelectedIndex(0);
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frame.getContentPane().add(tabbedPane);
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frame.setVisible(true);
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}
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}
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