/* * Copyright (c) 1999, 2024, 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 4058400 * @summary Tests that calling addNotify on a lightweight component more than * once does not break event dispatching for that component. * @key headful * @run main MultipleAddNotifyTest */ import java.awt.Color; import java.awt.Component; import java.awt.Dimension; import java.awt.EventQueue; import java.awt.FlowLayout; import java.awt.Frame; import java.awt.Graphics; import java.awt.Robot; import java.awt.event.InputEvent; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; public class MultipleAddNotifyTest { static volatile boolean passFlag; static volatile int posX; static volatile int posY; static Frame f; static LightComponent l; public static void main(String[] args) throws Exception { Robot r; try { r = new Robot(); r.setAutoWaitForIdle(true); passFlag = false; EventQueue.invokeAndWait(() -> { f = new Frame("Multiple addNotify Test"); l = new LightComponent(); f.setLayout(new FlowLayout()); l.addMouseListener(new MouseAdapter() { @Override public void mouseClicked(MouseEvent e) { System.out.println("Mouse Clicked"); passFlag = true; } }); f.add(l); f.addNotify(); f.addNotify(); if (!l.isVisible()) { throw new RuntimeException("Test failed. LW Component " + "not visible."); } f.setSize(200, 200); f.setLocationRelativeTo(null); f.setVisible(true); }); r.waitForIdle(); r.delay(1000); EventQueue.invokeAndWait(() -> { posX = f.getX() + l.getWidth() + (l.getWidth() / 2); posY = f.getY() + l.getHeight(); }); r.mouseMove(posX, posY); r.delay(500); r.mousePress(InputEvent.BUTTON1_DOWN_MASK); r.mouseRelease(InputEvent.BUTTON1_DOWN_MASK); r.delay(500); if (!passFlag) { throw new RuntimeException("Test failed. MouseClicked event " + "not working properly."); } } finally { EventQueue.invokeAndWait(() -> { if (f != null) { f.dispose(); } }); } } } class LightComponent extends Component { public void paint(Graphics g) { setSize(100, 100); Dimension d = getSize(); g.setColor(Color.red); g.fillRect(0, 0, d.width, d.height); } }