84 lines
2.8 KiB
Java
84 lines
2.8 KiB
Java
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/*
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* Copyright (c) 1997, 2024, 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 4079435
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* @summary Calling repaint() in focus handlers messes up the window.
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @run main/manual FocusRepaintTest
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*/
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import java.awt.Button;
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import java.awt.FlowLayout;
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import java.awt.Frame;
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import java.awt.event.FocusEvent;
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import java.awt.event.FocusListener;
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import java.lang.reflect.InvocationTargetException;
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public class FocusRepaintTest extends Frame implements FocusListener {
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static final String INSTRUCTIONS = """
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Hit the tab key repeatedly in the Test window.
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If any of the buttons disappear press Fail, otherwise press Pass.
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""";
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public FocusRepaintTest() {
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setTitle("Test");
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setLayout(new FlowLayout());
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setSize(200, 100);
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Button b1 = new Button("Close");
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Button b2 = new Button("Button");
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add(b1);
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add(b2);
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b1.setSize(50, 30);
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b2.setSize(50, 30);
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b1.addFocusListener(this);
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b2.addFocusListener(this);
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}
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public void focusGained(FocusEvent e) {
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Button b = (Button) e.getSource();
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PassFailJFrame.log("Focus gained for " + b.getLabel());
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b.repaint();
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}
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public void focusLost(FocusEvent e) {
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Button b = (Button) e.getSource();
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PassFailJFrame.log("Focus lost for " + b.getLabel());
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b.repaint();
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}
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public static void main(String[] args) throws InterruptedException,
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InvocationTargetException {
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PassFailJFrame.builder()
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.title("Focus Repaint")
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.testUI(FocusRepaintTest::new)
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.instructions(INSTRUCTIONS)
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.columns(40)
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.logArea()
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.build()
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.awaitAndCheck();
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}
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}
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