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/*
* Copyright (c) 2003, 2023, 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
* @bug 4803649
* @summary setWidth() doesn't work on the container in a SpringLayout
* @key headful
*/
import java.awt.Dimension;
import java.awt.Robot;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.Spring;
import javax.swing.SpringLayout;
import javax.swing.SwingUtilities;
public class bug4803649 {
static JFrame fr;
static JPanel panel;
public static void main(String[] args) throws Exception {
try {
SwingUtilities.invokeAndWait(() -> {
fr = new JFrame("bug4803649");
panel = new JPanel();
SpringLayout layout = new SpringLayout();
panel.setLayout(layout);
JTextArea textArea = new JTextArea("asasddsa");
textArea.setPreferredSize(new Dimension(200, 200));
panel.add(textArea);
SpringLayout.Constraints cCons = layout.getConstraints(textArea);
cCons.setX(Spring.constant(10));
cCons.setY(Spring.constant(10));
SpringLayout.Constraints pCons = layout.getConstraints(panel);
pCons.setWidth(Spring.sum(Spring.constant(10),
cCons.getConstraint("East")));
pCons.setHeight(Spring.sum(Spring.constant(10),
cCons.getConstraint("South")));
fr.getContentPane().add(panel);
fr.setLocationRelativeTo(null);
fr.pack();
fr.setVisible(true);
});
Robot r = new Robot();
r.waitForIdle();
r.delay(1000);
SwingUtilities.invokeAndWait(() -> {
Dimension d = panel.getSize();
if (d.width < 220 || d.height < 220) {
throw new RuntimeException("JPanel with the SpringLayout is too small");
}
});
} finally {
SwingUtilities.invokeAndWait(() -> {
if (fr != null) {
fr.dispose();
}
});
}
}
}
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