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/*
* Copyright (c) 2020, 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.
*/
import java.awt.*;
import java.util.ArrayList;
import java.util.concurrent.CountDownLatch;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTabbedPane;
import javax.swing.UIManager;
import javax.swing.SwingUtilities;
import javax.swing.UnsupportedLookAndFeelException;
/*
* @test
* @key headful
* @bug 8172269 8244557
* @summary Tests JTabbedPane background for SCROLL_TAB_LAYOUT
* @run main/othervm -Dsun.java2d.uiScale=1 TestBackgroundScrollPolicy
*/
public class TestBackgroundScrollPolicy {
private static Robot ROBOT;
public static void main(String[] args) throws Exception {
ROBOT = new Robot();
ROBOT.setAutoWaitForIdle(true);
ROBOT.setAutoDelay(100);
for (UIManager.LookAndFeelInfo laf : UIManager.getInstalledLookAndFeels()) {
System.out.println("Testing L&F: " + laf.getClassName());
SwingUtilities.invokeAndWait(() -> setLookAndFeel(laf));
try {
SwingUtilities.invokeAndWait(() -> createGUI());
ROBOT.waitForIdle();
ROBOT.delay(1000);
SwingUtilities.invokeAndWait(() -> test(laf));
ROBOT.delay(2000);
} finally {
if (frame != null) SwingUtilities.invokeAndWait(() -> frame.dispose());
}
ROBOT.delay(1000);
}
}
private static void setLookAndFeel(UIManager.LookAndFeelInfo laf) {
try {
UIManager.setLookAndFeel(laf.getClassName());
} catch (UnsupportedLookAndFeelException ignored) {
System.out.println("Unsupported L&F: " + laf.getClassName());
} catch (ClassNotFoundException | InstantiationException
| IllegalAccessException e) {
throw new RuntimeException(e);
}
}
private static void addOpaqueError(UIManager.LookAndFeelInfo laf, boolean opaque) {
throw new RuntimeException(laf.getClassName() + " background color wrong for opaque=" + opaque);
}
private static JFrame frame;
private static JTabbedPane pane;
public static void createGUI() {
pane = new JTabbedPane();
pane.setOpaque(true);
pane.setBackground(Color.RED);
for (int i = 0; i < 3; i++) {
pane.addTab("Tab " + i, new JLabel("Content area " + i));
}
pane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
pane.repaint();
frame = new JFrame();
frame.getContentPane().setBackground(Color.BLUE);
frame.add(pane);
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
frame.setSize(400, 200);
frame.setLocationRelativeTo(null);
frame.setVisible(true);
frame.toFront();
}
public static void test(UIManager.LookAndFeelInfo laf) {
Point point = new Point(pane.getWidth() - 2, 2);
SwingUtilities.convertPointToScreen(point, pane);
Color actual = ROBOT.getPixelColor(point.x, point.y);
boolean opaque = pane.isOpaque();
Color expected = opaque
? pane.getBackground()
: frame.getContentPane().getBackground();
if (!expected.equals(actual)){
System.out.println("expected " + expected + " actual " + actual);
addOpaqueError(laf, opaque);
}
}
}
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