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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* This code is free software; you can redistribute it and/or modify it
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*
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* version 2 for more details (a copy is included in the LICENSE file that
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
* @test
* @requires (os.family == "linux")
* @key headful
* @bug 8248637
* @summary Tests selected JMenu and JMenuitem is properly highlighted in GTKL&F
* with gtk3 version
* @run main/othervm -Djdk.gtk.version=3 JMenuSelectedColorTest
*/
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
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.FlowLayout;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.event.InputEvent;
public class JMenuSelectedColorTest {
private static JFrame frame;
private static JMenu menu;
private static JMenuItem menuitem;
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 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() {
menu = new JMenu(" ") ;
menuitem = new JMenuItem(" ");
menu.add(menuitem);
JPanel panel = new JPanel();
panel.setLayout(new BorderLayout());
JMenuBar menuBar = new JMenuBar();
JPanel menuPanel = new JPanel();
menuPanel.setLayout(new FlowLayout());
menuBar.add(menu);
menuPanel.add(menuBar);
panel.add(menuPanel, BorderLayout.CENTER);
frame = new JFrame("JMenuSelectedColor");
frame.add(panel);
frame.setSize(200, 200);
frame.setAlwaysOnTop(true);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
});
robot.waitForIdle();
robot.delay(500);
blockTillDisplayed(menu);
SwingUtilities.invokeAndWait(() -> {
point = menu.getLocationOnScreen();
rect = menu.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);
menu.setSelected(true);
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 highlight color for " +
"Menu was not found");
}
robot.mouseMove(point.x + rect.width / 2,
point.y + rect.height / 2);
robot.waitForIdle();
robot.delay(500);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.delay(500);
blockTillDisplayed(menuitem);
SwingUtilities.invokeAndWait(() -> {
point = menuitem.getLocationOnScreen();
rect = menuitem.getBounds();
});
robot.waitForIdle();
robot.delay(500);
backgroundColor = robot
.getPixelColor(point.x+rect.width/2, point.y+rect.height/2);
robot.waitForIdle();
robot.delay(500);
robot.mouseMove(point.x + rect.width / 2,
point.y + rect.height / 2);
robot.waitForIdle();
robot.delay(500);
highlightColor = robot
.getPixelColor(point.x+rect.width/2, point.y+rect.height/2);
robot.waitForIdle();
robot.delay(500);
actualColorDifference = getMaxColorDiff(backgroundColor, highlightColor);
if (actualColorDifference < minColorDifference) {
throw new RuntimeException("The expected highlight color for " +
"Menuitem was not found");
}
} finally {
if (frame != null) {
SwingUtilities.invokeAndWait(frame::dispose);
}
}
}
}