russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
96 lines
3.4 KiB
Java
96 lines
3.4 KiB
Java
/*
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* Copyright (c) 2025, 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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/*
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* @test
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* @bug 8042054
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* @summary JTree.updateUI should use updated item size information
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* @library /java/awt/regtesthelpers
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* @build PassFailJFrame
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* @run main/manual JTreeUpdateTest
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*/
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import java.awt.BorderLayout;
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import java.awt.Dimension;
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import javax.swing.BorderFactory;
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import javax.swing.JFrame;
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import javax.swing.JTree;
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import javax.swing.SwingUtilities;
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import javax.swing.tree.DefaultTreeCellRenderer;
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import javax.swing.UIManager;
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public class JTreeUpdateTest {
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static final String INSTRUCTIONS = """
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A frame with two identical JTrees is shown.
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If the left JTree's text is abbreviated and JTree items
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are cramped with little space between rows then press Fail.
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If the left JTree is identical with right JTree, press Pass.
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""";
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public static void main(String[] args) throws Exception {
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PassFailJFrame.builder()
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.title("JTreeUpdateTest Test instructions")
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.instructions(INSTRUCTIONS)
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.columns(30)
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.testUI(JTreeUpdateTest::createUI)
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.build()
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.awaitAndCheck();
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}
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private static JFrame createUI() {
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setLaf("javax.swing.plaf.metal.MetalLookAndFeel");
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final JFrame frame = new JFrame("JTreeUpdateTest");
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final JTree tree = new JTree();
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tree.setPreferredSize(new Dimension(200, 200));
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tree.setCellRenderer(new DefaultTreeCellRenderer());
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tree.setBorder(BorderFactory.createTitledBorder("updateUI() called once"));
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frame.add(tree);
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final JTree tree2 = new JTree();
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tree2.setPreferredSize(new Dimension(200, 200));
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tree2.setCellRenderer(new DefaultTreeCellRenderer());
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tree2.setBorder(BorderFactory.createTitledBorder("updateUI() called twice"));
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frame.add(tree2, BorderLayout.EAST);
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frame.pack();
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frame.setLocationRelativeTo(null);
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SwingUtilities.invokeLater(() -> {
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setLaf("javax.swing.plaf.nimbus.NimbusLookAndFeel");
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SwingUtilities.updateComponentTreeUI(frame);
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SwingUtilities.updateComponentTreeUI(tree2);
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});
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return frame;
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}
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private static void setLaf(String className) {
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try {
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UIManager.setLookAndFeel(className);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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}
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