1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 @test 26 @bug 8154431 27 @summary Allow source and target based validation for the focus transfer 28 between two JComponents. 29 @run main VerifyTargetTest 30 */ 31 32 import javax.swing.*; 33 import java.awt.*; 34 import java.awt.event.FocusEvent; 35 import java.awt.event.FocusListener; 36 37 public class VerifyTargetTest extends InputVerifier implements FocusListener { 38 static boolean success; 39 private static JFrame frame; 40 private static JTextField field2; 41 42 public static void main(String[] args) throws Exception { 43 SwingUtilities.invokeAndWait(() -> setup()); 44 try { 45 Robot robot = new Robot(); 46 robot.waitForIdle(); 47 robot.delay(200); 48 KeyboardFocusManager.getCurrentKeyboardFocusManager() 49 .focusNextComponent(); 50 robot.waitForIdle(); 51 robot.delay(200); 52 if (!success) { 53 throw new RuntimeException("Failed"); 54 } else { 55 System.out.println("ok"); 56 } 57 } finally { 58 SwingUtilities.invokeLater(() -> frame.dispose()); 59 } 60 } 61 62 static void setup() { 63 frame = new JFrame(); 64 JTextField field1 = new JTextField("Input 1"); 65 VerifyTargetTest test = new VerifyTargetTest(); 66 field1.setInputVerifier(test); 67 field1.addFocusListener(test); 68 frame.getContentPane().add(field1, BorderLayout.NORTH); 69 field2 = new JTextField("Input 2"); 70 frame.getContentPane().add(field2, BorderLayout.SOUTH); 71 frame.pack(); 72 frame.setVisible(true); 73 } 74 75 @Override 76 public boolean verify(JComponent input) { 77 return true; 78 } 79 80 @Override 81 public boolean verifyTarget(JComponent input) { 82 success = input == field2; 83 return false; 84 } 85 86 @Override 87 public void focusGained(FocusEvent e) {} 88 89 @Override 90 public void focusLost(FocusEvent e) { 91 success = false; 92 } 93 }