/* * Copyright (c) 2020, 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.
*/
/* @test @bug 8253016 @key headful @summary Verifies Box.Filler components should be unfocusable by default @run main TestBoxFiller
*/ import java.awt.ContainerOrderFocusTraversalPolicy; import java.awt.KeyboardFocusManager; import java.beans.PropertyChangeEvent; import javax.swing.Box; import javax.swing.JFrame; import javax.swing.JTextField; import javax.swing.SwingUtilities; import java.awt.Robot; import java.awt.event.KeyEvent;
publicclass TestBoxFiller
{ privatestatic JFrame frame; privatestaticvoid showFocusOwner(PropertyChangeEvent e)
{
Object c = e.getNewValue(); if (c instanceof Box.Filler) { thrownew RuntimeException("Box.Filler having focus");
}
}
publicstaticvoid main(String[] args) throws Exception
{ try {
Robot robot = new Robot();
robot.setAutoDelay(100);
SwingUtilities.invokeAndWait(() -> {
frame = new JFrame();
KeyboardFocusManager m = KeyboardFocusManager.getCurrentKeyboardFocusManager();
m.addPropertyChangeListener("focusOwner", TestBoxFiller::showFocusOwner);
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.