/* * Copyright (c) 2002, 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. */ import java.awt.Dimension; import java.awt.Point; import java.awt.Rectangle; import java.awt.Robot; import java.awt.Toolkit; import java.awt.event.InputEvent; import java.awt.event.KeyEvent; import java.io.File; import java.io.IOException; import java.util.Arrays; import java.util.List; import java.util.concurrent.atomic.AtomicBoolean; import java.util.concurrent.atomic.AtomicReference; import java.util.stream.Collectors; import javax.imageio.ImageIO; import javax.swing.JEditorPane; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.SwingUtilities; import javax.swing.UIManager; import javax.swing.UIManager.LookAndFeelInfo; import javax.swing.UnsupportedLookAndFeelException; import static javax.swing.UIManager.getInstalledLookAndFeels; /* * @test * @key headful * @bug 4666101 * @summary Verifies that in a JEditorPane, the down arrow is honoured after you add text on a line preceding a blank line. * @run main JEditorPaneNavigationTest */ public class JEditorPaneNavigationTest { private static volatile int caretPos; private static JEditorPane jep; private static JFrame frame; private static Robot robot; public static void main(String[] args) throws Exception { robot = new Robot(); robot.setAutoWaitForIdle(true); robot.setAutoDelay(100); List lafs = Arrays.stream(getInstalledLookAndFeels()) .map(LookAndFeelInfo::getClassName) .collect(Collectors.toList()); for (final String laf : lafs) { try { AtomicBoolean lafSetSuccess = new AtomicBoolean(false); SwingUtilities.invokeAndWait(() -> { lafSetSuccess.set(setLookAndFeel(laf)); if (lafSetSuccess.get()) { createUI(); } }); if (!lafSetSuccess.get()) { continue; } robot.waitForIdle(); AtomicReference pt = new AtomicReference<>(); SwingUtilities.invokeAndWait(() -> pt.set(jep.getLocationOnScreen())); caretPos = 0; final Point jEditorLoc = pt.get(); // Click on JEditorPane robot.mouseMove(jEditorLoc.x + 50, jEditorLoc.y + 50); robot.mousePress(InputEvent.BUTTON1_DOWN_MASK); robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); keyType(KeyEvent.VK_ENTER); keyType(KeyEvent.VK_ENTER); typeSomeText(); keyType(KeyEvent.VK_UP); keyType(KeyEvent.VK_UP); typeSomeText(); keyType(KeyEvent.VK_DOWN); System.out.println(" test1 caret pos = " + caretPos); // Check whether the caret position is at the expected value 5 if (caretPos != 5) { captureScreen(); throw new RuntimeException("Test Failed in " + laf + " expected initial caret position is 5, but actual is " + caretPos); } keyType(KeyEvent.VK_DOWN); System.out.println(" test2 caret pos = " + caretPos); // Check whether the caret position is at the expected value 10 if (caretPos != 10) { captureScreen(); throw new RuntimeException("Test Failed in " + laf + " expected final caret position is 10, but actual is " + caretPos); } System.out.println("Test Passed in " + laf); } finally { SwingUtilities.invokeAndWait(JEditorPaneNavigationTest::disposeFrame); } } } private static void captureScreen() { Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); try { ImageIO.write( robot.createScreenCapture(new Rectangle(0, 0, screenSize.width, screenSize.height)), "png", new File("JEditorPaneNavigationTest.png") ); } catch (IOException ignore) { } } private static void typeSomeText() { keyType(KeyEvent.VK_T); keyType(KeyEvent.VK_E); keyType(KeyEvent.VK_X); keyType(KeyEvent.VK_T); } private static void keyType(int keyCode) { robot.keyPress(keyCode); robot.keyRelease(keyCode); } private static void createUI() { frame = new JFrame(); jep = new JEditorPane(); jep.setPreferredSize(new Dimension(100, 100)); jep.addCaretListener(e -> caretPos = jep.getCaretPosition()); jep.setEditable(true); JPanel panel = new JPanel(); panel.add(jep); frame.add(panel); frame.setLocationRelativeTo(null); frame.setAlwaysOnTop(true); frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); frame.pack(); frame.setVisible(true); } private static boolean setLookAndFeel(String lafName) { try { UIManager.setLookAndFeel(lafName); } catch (UnsupportedLookAndFeelException ignored) { System.out.println("Ignoring Unsupported laf : " + lafName); return false; } catch (ClassNotFoundException | InstantiationException | IllegalAccessException e) { throw new RuntimeException(e); } return true; } private static void disposeFrame() { if (frame != null) { frame.dispose(); frame = null; } } }