117 lines
4.3 KiB
Java
117 lines
4.3 KiB
Java
/*
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* Copyright (c) 2019, 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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/* @test
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* @key headful
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* @bug 8212904
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* @summary Verifies JTextArea line wrapping using UI scale
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* @run main JTextAreaWordWrapTest
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*/
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import java.awt.BorderLayout;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import java.io.IOException;
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import java.net.URISyntaxException;
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import javax.swing.JFrame;
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import javax.swing.JScrollPane;
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import javax.swing.JTextArea;
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import javax.swing.ScrollPaneConstants;
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import javax.swing.SwingUtilities;
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public class JTextAreaWordWrapTest {
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static JFrame frame;
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static JFrame frame1;
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static JTextArea textArea;
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static JTextArea textArea1;
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public static void doWrapOnTest() {
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frame = new JFrame();
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frame.setSize( 720, 300 );
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frame.setLayout( new BorderLayout() );
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textArea = new JTextArea();
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textArea.setLineWrap( true );
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textArea.setWrapStyleWord( true );
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StringBuffer sb = new StringBuffer();
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for (int i = 0; i < 100; i++) {
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sb.append( "zz zzz zzzz zz zz zz zzz xzzzz zzzzzzzzzzzzzzzzx yyyyyyy tttttttttt sssss hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh\n" );
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}
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textArea.setText( sb.toString() );
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JScrollPane pane = new JScrollPane( textArea,
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ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
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ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED );
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frame.add( pane, BorderLayout.CENTER );
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frame.setVisible( true );
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}
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public static void doWrapOffTest() {
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frame1 = new JFrame();
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frame1.setSize( 720, 300 );
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frame1.setLayout( new BorderLayout() );
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textArea1 = new JTextArea();
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StringBuffer sb1 = new StringBuffer();
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for (int i = 0; i < 100; i++) {
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sb1.append( "zz zzz zzzz zz zz zz zzz xzzzz zzzzzzzzzzzzzzzzx yyyyyyy tttttttttt sssss hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh\n" );
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}
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textArea1.setText( sb1.toString() );
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JScrollPane pane1 = new JScrollPane( textArea1,
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ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS,
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ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED );
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frame1.add( pane1, BorderLayout.CENTER );
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frame1.setLocationRelativeTo(null);
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frame1.setVisible( true );
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}
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public static void main( String[] args ) throws Exception {
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System.setProperty( "sun.java2d.uiScale", "1.25" );
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try {
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SwingUtilities.invokeAndWait(() -> doWrapOnTest());
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Thread.sleep(500);
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SwingUtilities.invokeAndWait(() -> doWrapOffTest());
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Thread.sleep(500);
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SwingUtilities.invokeAndWait(() -> {
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int wraponHeight = textArea.getHeight();
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System.out.println("wraponheight " + wraponHeight);
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int wrapoffHeight = textArea1.getHeight();
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System.out.println("wrapoffheight " + wrapoffHeight);
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if (wraponHeight == wrapoffHeight) {
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throw new RuntimeException("JTextArea line wrapping incorrect when using UI scale");
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}
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});
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} finally {
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SwingUtilities.invokeAndWait(() -> frame.dispose());
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SwingUtilities.invokeAndWait(() -> frame1.dispose());
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}
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}
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}
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