6e18073968
Reviewed-by: prr, serb
74 lines
2.8 KiB
Java
74 lines
2.8 KiB
Java
/*
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* Copyright (c) 2016, 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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import java.awt.Font;
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import java.awt.Graphics;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.TimeUnit;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.SwingUtilities;
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/**
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* @test
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* @bug 8142966
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* @summary Wrong cursor position in text components on HiDPI display
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* @run main/othervm -Dsun.java2d.uiScale=2 SwingFontMetricsTest
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*/
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public class SwingFontMetricsTest {
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private static final String LOWER_CASE_TEXT = "the quick brown fox jumps over the lazy dog";
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private static final String UPPER_CASE_TEXT = LOWER_CASE_TEXT.toUpperCase();
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private static final String TEXT = LOWER_CASE_TEXT + UPPER_CASE_TEXT;
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private static boolean passed = false;
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private static CountDownLatch latch = new CountDownLatch(1);
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public static void main(String[] args) throws Exception {
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SwingUtilities.invokeAndWait(SwingFontMetricsTest::createAndShowGUI);
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latch.await(5, TimeUnit.SECONDS);
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if (!passed) {
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throw new RuntimeException("Test Failed!");
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}
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}
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private static void createAndShowGUI() {
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final JFrame frame = new JFrame();
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frame.setSize(300, 300);
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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JLabel label = new JLabel(TEXT) {
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@Override
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public void paint(Graphics g) {
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super.paint(g);
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Font font = getFont();
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int width1 = getFontMetrics(font).stringWidth(TEXT);
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int width2 = g.getFontMetrics(font).stringWidth(TEXT);
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passed = (width1 == width2);
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latch.countDown();
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frame.dispose();
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}
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};
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frame.add(label);
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frame.setVisible(true);
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}
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}
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