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/*
* Copyright (c) 1999, 2025, 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 4199666
* @summary Makes sure initial negative size of a component does not confuse
* JSplitPane.
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual NegativeSizeTest
*/
import java.awt.BorderLayout;
import java.awt.CardLayout;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JSplitPane;
public class NegativeSizeTest {
static final String INSTRUCTIONS = """
Click on the 'Show JSplitPane' button. If two buttons appear,
click PASS, otherwise click FAIL.
""";
public static void main(String[] args) throws Exception {
PassFailJFrame.builder()
.title("NegativeSizeTest Test Instructions")
.instructions(INSTRUCTIONS)
.columns(40)
.testUI(NegativeSizeTest::createUI)
.build()
.awaitAndCheck();
}
static JFrame createUI() {
JFrame f = new JFrame("Negative Size Test");
CardLayout cardLayout = new CardLayout();
JPanel mainPanel = new JPanel(cardLayout);
JSplitPane splitPane = new JSplitPane();
splitPane.setContinuousLayout(true);
JPanel splitContainer = new JPanel(new BorderLayout());
splitContainer.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
splitContainer.add(splitPane, BorderLayout.CENTER);
if (false) {
mainPanel.add(splitContainer, "split");
mainPanel.add(new JPanel(), "blank");
}
else {
mainPanel.add(new JPanel(), "blank");
mainPanel.add(splitContainer, "split");
}
f.add(mainPanel, BorderLayout.CENTER);
JButton button = new JButton("Show JSplitPane");
button.addActionListener(e -> cardLayout.show(mainPanel, "split"));
f.add(button, BorderLayout.SOUTH);
f.setSize(400, 300);
return f;
}
}
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