/* * Copyright (c) 2003, 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. */ import java.awt.Choice; import java.awt.Frame; import java.awt.Graphics; import java.util.concurrent.CountDownLatch; import java.util.concurrent.TimeUnit; /** * @test * @bug 4790927 4783342 4930678 8225126 * @key headful * @summary Tests Choice doesn't flash */ public final class SetBoundsPaintTest { public static void main(String[] args) throws Exception { CountDownLatch go = new CountDownLatch(10); Choice choice = new Choice(); choice.addItem("first"); choice.addItem("second"); Frame frame = new Frame() { @Override public void paint(Graphics g) { g.fillRect(0, 0, 200, 200); choice.setBounds(50, 50, 180, 30); go.countDown(); } }; try { frame.setLayout(null); frame.add(choice); frame.setSize(300, 300); frame.setLocationRelativeTo(null); frame.setVisible(true); if (go.await(5, TimeUnit.SECONDS)) { throw new RuntimeException("recursive setBounds paint"); } } finally { frame.dispose(); } } }