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/*
* Copyright (c) 2020, 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
* @requires (os.family == "linux")
* @key headful
* @bug 8214112
* @summary Tests JSpinner selected Text background color
* @run main TestSelectedTextBackgroundColor
*/
import javax.swing.JComponent;
import javax.swing.JFormattedTextField;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JSpinner;
import javax.swing.SpinnerListModel;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
public class TestSelectedTextBackgroundColor {
private static JFrame frame;
private static JSpinner listModelSpinner;
private static Point point;
private static Rectangle rect;
private static Robot robot;
private static final String GTK_LAF_CLASS = "GTKLookAndFeel";
private static int minColorDifference = 100;
private static void blockTillDisplayed(Component comp) {
Point p = null;
while (p == null) {
try {
p = comp.getLocationOnScreen();
} catch (IllegalStateException e) {
try {
Thread.sleep(500);
} catch (InterruptedException ie) {
}
}
}
}
private static JFormattedTextField getTextField(JSpinner spinner) {
JComponent editor = spinner.getEditor();
if (editor instanceof JSpinner.DefaultEditor) {
return ((JSpinner.DefaultEditor)editor).getTextField();
} else {
System.err.println("Unexpected editor type: "
+ spinner.getEditor().getClass()
+ " isn't a descendant of DefaultEditor");
return null;
}
}
private static int getMaxColorDiff(Color c1, Color c2) {
return Math.max(Math.abs(c1.getRed() - c2.getRed()),
Math.max(Math.abs(c1.getGreen() - c2.getGreen()),
Math.abs(c1.getBlue() - c2.getBlue())));
}
public static void main(String[] args) throws Exception {
if (!System.getProperty("os.name").startsWith("Linux")) {
System.out.println("This test is meant for Linux platform only");
return;
}
for (UIManager.LookAndFeelInfo lookAndFeelInfo :
UIManager.getInstalledLookAndFeels()) {
if (lookAndFeelInfo.getClassName().contains(GTK_LAF_CLASS)) {
try {
UIManager.setLookAndFeel(lookAndFeelInfo.getClassName());
} catch (final UnsupportedLookAndFeelException ignored) {
System.out.println("GTK L&F could not be set, so this " +
"test can not be run in this scenario ");
return;
}
}
}
robot = new Robot();
robot.setAutoDelay(100);
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
JPanel panel = new JPanel();
String list[] = {" "};
SpinnerListModel model = new SpinnerListModel(list);
listModelSpinner = new JSpinner(model);
panel.add(listModelSpinner, BorderLayout.CENTER);
frame = new JFrame("TestSelectedTextBackgroundColor");
frame.add(panel);
frame.setSize(400, 400);
frame.setAlwaysOnTop(true);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
});
robot.waitForIdle();
robot.delay(500);
blockTillDisplayed(listModelSpinner);
SwingUtilities.invokeAndWait(() -> {
point = listModelSpinner.getLocationOnScreen();
rect = listModelSpinner.getBounds();
});
robot.waitForIdle();
robot.delay(500);
Color backgroundColor = robot
.getPixelColor(point.x+rect.width/2, point.y+rect.height/2);
robot.waitForIdle();
robot.delay(500);
JFormattedTextField formattedTextField = getTextField(listModelSpinner);
formattedTextField.selectAll();
robot.waitForIdle();
robot.delay(500);
Color highlightColor = robot
.getPixelColor(point.x+rect.width/2, point.y+rect.height/2);
robot.waitForIdle();
robot.delay(500);
int actualColorDifference = getMaxColorDiff(backgroundColor, highlightColor);
if (actualColorDifference < minColorDifference) {
throw new RuntimeException("The expected background color for " +
"Selected Text was not found");
}
} finally {
if (frame != null) {
SwingUtilities.invokeAndWait(frame::dispose);
}
}
}
}
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