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