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 @key headful 27 @bug 8154431 28 @summary Allow source and target based validation for the focus transfer 29 between two JComponents. 30 @run main VerifyTargetTest 31 */ 32 33 import javax.swing.*; 34 import java.awt.*; 35 import java.awt.event.FocusEvent; 36 import java.awt.event.FocusListener; 37 38 public class VerifyTargetTest extends InputVerifier implements FocusListener { 39 static boolean success; 40 private static JFrame frame; 41 private static JTextField field2; 42 43 public static void main(String[] args) throws Exception { 44 SwingUtilities.invokeAndWait(() -> setup()); 45 try { 46 Robot robot = new Robot(); 47 robot.waitForIdle(); 48 robot.delay(200); 49 KeyboardFocusManager.getCurrentKeyboardFocusManager() 50 .focusNextComponent(); 51 robot.waitForIdle(); 52 robot.delay(200); 53 if (!success) { 54 throw new RuntimeException("Failed"); 55 } else { 56 System.out.println("ok"); 57 } 58 } finally { 59 SwingUtilities.invokeLater(() -> frame.dispose()); 60 } 61 } 62 63 static void setup() { 64 frame = new JFrame(); 65 JTextField field1 = new JTextField("Input 1"); 66 VerifyTargetTest test = new VerifyTargetTest(); 67 field1.setInputVerifier(test); 68 field1.addFocusListener(test); 69 frame.getContentPane().add(field1, BorderLayout.NORTH); 70 field2 = new JTextField("Input 2"); 71 frame.getContentPane().add(field2, BorderLayout.SOUTH); 72 frame.pack(); 73 frame.setVisible(true); 74 } 75 76 @Override 77 public boolean verify(JComponent input) { 78 return true; 79 } 80 81 @Override 82 public boolean verifyTarget(JComponent input) { 83 success = input == field2; 84 return false; 85 } 86 87 @Override 88 public void focusGained(FocusEvent e) {} 89 90 @Override 91 public void focusLost(FocusEvent e) { 92 success = false; 93 } 94 }