76 lines
2.4 KiB
Java
76 lines
2.4 KiB
Java
/*
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* Copyright (c) 2000, 2023, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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@test
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@bug 4267393
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@summary Ensures minimal amount of paints
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@key headful
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@run main ComponentResizedTest
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*/
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import java.awt.EventQueue;
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import java.awt.Frame;
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import java.awt.Graphics;
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import java.awt.event.ComponentEvent;
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import java.lang.reflect.InvocationTargetException;
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public class ComponentResizedTest extends Frame {
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volatile int paintCount = 0;
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public static void main(String[] args) throws InterruptedException,
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InvocationTargetException {
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ComponentResizedTest componentResizedTest = new ComponentResizedTest();
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EventQueue.invokeAndWait(componentResizedTest::init);
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componentResizedTest.start();
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if (componentResizedTest != null) EventQueue.invokeAndWait(()
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-> componentResizedTest.dispose());
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}
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public void paint(Graphics g) {
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System.out.println("Paint called");
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++paintCount;
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}
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public void init() {
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setTitle("ComponentResizedTest");
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setSize(100, 100);
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setLocationRelativeTo(null);
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setVisible(true);
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}
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public void start () throws InterruptedException {
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Thread.sleep(1000);
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paintCount = 0;
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dispatchEvent(new ComponentEvent(this, ComponentEvent.COMPONENT_RESIZED));
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Thread.sleep(1000);
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if (paintCount > 0) {
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throw new RuntimeException("ComponentResizedTest failed. " +
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"Paint called.");
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}
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}
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}
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