350 lines
10 KiB
Java
350 lines
10 KiB
Java
/*
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* Copyright (c) 2015, 2022, 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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/**
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* @test
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* @key headful
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* @bug 8073001 8081764
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* @requires (os.family == "mac")
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* @summary Test verifies that combo box with custom editor renders
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* focus ring around arrow button correctly.
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* @run main/othervm -Dsun.java2d.uiScale=1 CustomComboBoxFocusTest
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*/
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import java.awt.AWTException;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.GridLayout;
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import java.awt.Point;
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import java.awt.Rectangle;
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import java.awt.Robot;
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import java.awt.event.ActionListener;
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import java.awt.event.FocusEvent;
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import java.awt.event.FocusListener;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import java.util.concurrent.CountDownLatch;
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import javax.imageio.ImageIO;
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import javax.swing.ComboBoxEditor;
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import javax.swing.JComboBox;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.JTextField;
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import javax.swing.SwingUtilities;
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public class CustomComboBoxFocusTest {
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private static CustomComboBoxFocusTest test = null;
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static int colorTolerance = 5;
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public static void main(String[] args) throws Exception {
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if (!System.getProperty("os.name").toLowerCase().contains("os x")) {
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System.out.println("Only Mac platform test. Test is skipped for other OS.");
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return;
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}
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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test = new CustomComboBoxFocusTest();
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}
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});
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SwingUtilities.invokeAndWait(test.init);
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try {
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System.out.println("Wait for screenshots...");
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test.testDone.await();
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} catch (InterruptedException e) {
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throw new RuntimeException("Test failed.", e);
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}
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System.out.println("Compare screenshots...");
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if (!test.match()) {
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throw new RuntimeException("Test failed.");
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}
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System.out.println("Test passed.");
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}
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private final JComboBox<String> ref = new JComboBox<String>() {
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public String toString() {
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return "reference";
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}
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};
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private final JComboBox<String> custom = new JComboBox<String>() {
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public String toString() {
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return "custom";
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}
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};
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private final JFrame frame;
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private CountDownLatch testDone = new CountDownLatch(1);
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private Robot robot;
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public CustomComboBoxFocusTest() {
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frame = new JFrame(System.getProperty("java.version"));
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try {
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robot = new Robot(frame.getGraphicsConfiguration().getDevice());
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} catch (AWTException e) {
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throw new RuntimeException("Test failed.", e);
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}
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}
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private boolean match() {
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final BufferedImage a = captureRef.img;
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final BufferedImage b = captureCustom.img;
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final int w = Math.min(a.getWidth(), b.getWidth());
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final int h = Math.min(a.getHeight(), b.getHeight());
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for (int y = 0; y < h; y++) {
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for (int x = 0; x < w; x++) {
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Color refRGB = new Color(a.getRGB(x,y));
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Color customRGB = new Color(b.getRGB(x,y));
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int red1 = refRGB.getRed();
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int blue1 = refRGB.getBlue();
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int green1 = refRGB.getGreen();
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int red2 = customRGB.getRed();
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int blue2 = customRGB.getBlue();
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int green2 = customRGB.getGreen();
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if ((Math.abs(red1 - red2) > colorTolerance) ||
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(Math.abs(green1 - green2) > colorTolerance) ||
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(Math.abs(blue1 - blue2) > colorTolerance)) {
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System.out.println("x " + x + " y " + y +
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" refRGB " + refRGB +
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" customRGB " + customRGB);
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return false;
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}
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}
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}
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return true;
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}
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private JComboBox<String> getReference() {
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return ref;
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}
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private JComboBox<String> getCustom() {
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return custom;
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}
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private JFrame getFrame() {
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return frame;
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}
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private static abstract class Step implements Runnable {
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final public void run() {
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doStep();
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final Step next = nextStep();
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if (next != null) {
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SwingUtilities.invokeLater(next);
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}
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}
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public abstract void doStep();
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public abstract Step nextStep();
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}
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private final Step init = new Step() {
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public void doStep() {
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final JFrame f = getFrame();
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final JPanel p = new JPanel(new GridLayout(4, 1, 20, 20));
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JComboBox<String> r = getReference();
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r.setEditable(true);
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r.addItem("One");
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JComboBox<String> c = getCustom();
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c.setEditable(true);
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c.addItem("One");
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final ComboBoxEditor e = new ComboBoxEditor() {
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private JTextField text = new JTextField();
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@Override
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public Component getEditorComponent() {
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return this.text;
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}
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@Override
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public void setItem(Object o) {
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text.setText(o == null ? "" : o.toString());
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}
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@Override
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public Object getItem() {
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return text.getText();
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}
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@Override
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public void selectAll() {
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text.selectAll();
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}
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@Override
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public void addActionListener(ActionListener actionListener) {
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text.addActionListener(actionListener);
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}
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@Override
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public void removeActionListener(ActionListener actionListener) {
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text.removeActionListener(actionListener);
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}
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};
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c.setEditor(e);
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p.add(new JLabel("Reference"));
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p.add(r);
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p.add(c);
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p.add(new JLabel("Custom"));
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f.add(p);
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f.pack();
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f.setLocationRelativeTo(null);
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f.setVisible(true);
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}
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public Step nextStep() {
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return focusRef;
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}
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};
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private class FocusStep extends Step {
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private final JComboBox<String> target;
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private final Step focusHandler;
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private final Step next;
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public FocusStep(JComboBox<String> t, Step h, Step n) {
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target = t;
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focusHandler = h;
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next = n;
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}
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public void doStep() {
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System.out.println("Request focus on " + target);
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final Component c = target.getEditor().getEditorComponent();
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c.addFocusListener(new FocusListener() {
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@Override
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public void focusGained(FocusEvent e) {
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SwingUtilities.invokeLater(focusHandler);
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}
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@Override
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public void focusLost(FocusEvent e) {
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}
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});
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c.requestFocus();
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}
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public Step nextStep() {
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return next;
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}
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}
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private class CaptureStep extends Step {
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private final JComboBox<String> target;
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private BufferedImage img;
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private String fname;
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private final Step next;
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private final int timeout = 2000;
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public CaptureStep(JComboBox<String> t, String name, Step n) {
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target = t;
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next = n;
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fname = name;
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}
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public void doStep() {
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try {
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Thread.sleep(timeout);
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} catch (InterruptedException e) {
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}
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System.out.println("Capture sceeenshot of " + target);
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Rectangle bounds = target.getBounds();
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Point p = target.getLocationOnScreen();
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System.out.println("Target bounds: " + bounds);
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System.out.println("Target location: " + p);
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bounds.x = p.x;
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bounds.y = p.y;
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img = robot.createScreenCapture(bounds);
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try {
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ImageIO.write(img, "PNG", new File(fname + ".png"));
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} catch (IOException ioe) {
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ioe.printStackTrace();
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}
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}
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public Step nextStep() {
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return next;
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}
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}
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private final Step done = new Step() {
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public void doStep() {
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JFrame f = getFrame();
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if (f != null) {
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f.dispose();
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}
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System.out.println("Done");
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testDone.countDown();
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}
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public Step nextStep() {
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return null;
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}
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};
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private final CaptureStep captureCustom = new CaptureStep(getCustom(), "cb_custom", done);
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private final FocusStep focusCustom = new FocusStep(getCustom(), captureCustom, null);
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private final CaptureStep captureRef = new CaptureStep(getReference(), "cb_ref", focusCustom);
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private final FocusStep focusRef = new FocusStep(getReference(), captureRef, null);
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}
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