136 lines
4.3 KiB
Java
136 lines
4.3 KiB
Java
/*
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* Copyright (c) 2014, 2017, 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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import java.awt.Component;
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import java.awt.Dimension;
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import java.awt.Rectangle;
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import java.awt.Toolkit;
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import javax.swing.JComponent;
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import javax.swing.JFrame;
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import javax.swing.JPanel;
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import javax.swing.JTabbedPane;
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import javax.swing.JViewport;
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import javax.swing.SwingUtilities;
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import javax.swing.UIManager;
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import javax.swing.plaf.metal.MetalLookAndFeel;
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/**
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* @test
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* @key headful
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* @bug 7170310
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* @author Alexey Ivanov
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* @summary Selected tab should be scrolled into view.
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* @library /lib/client/
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* @build ExtendedRobot
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* @run main bug7170310
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*/
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public class bug7170310 {
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private static final int TABS_NUMBER = 3;
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private static volatile JTabbedPane tabbedPane;
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private static volatile int count = 1;
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private static volatile JFrame frame;
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private static volatile Exception exception = null;
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public static void main(String[] args) throws Exception {
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try {
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UIManager.setLookAndFeel(new MetalLookAndFeel());
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SwingUtilities.invokeAndWait(bug7170310::createAndShowUI);
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sync();
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for (int i = 0; i < TABS_NUMBER; i++) {
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SwingUtilities.invokeAndWait(bug7170310::addTab);
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sync();
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}
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SwingUtilities.invokeAndWait(bug7170310::check);
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if (exception != null) {
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System.out.println("Test failed: " + exception.getMessage());
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throw exception;
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} else {
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System.out.printf("Test passed");
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}
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} finally {
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if (frame != null) { frame.dispose(); }
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}
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}
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private static void createAndShowUI() {
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frame = new JFrame("bug7170310");
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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frame.setSize(200, 100);
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tabbedPane = new JTabbedPane();
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tabbedPane.addTab("Main Tab", new JPanel());
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tabbedPane.setTabLayoutPolicy(JTabbedPane.SCROLL_TAB_LAYOUT);
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frame.getContentPane().add(tabbedPane);
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frame.setVisible(true);
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}
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private static void addTab() {
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tabbedPane.addTab("Added Tab " + count++, new JPanel());
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tabbedPane.setSelectedIndex(tabbedPane.getTabCount() - 1);
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}
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private static void check() {
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try {
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JViewport vp = null;
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for (Component c : tabbedPane.getComponents()) {
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if (c instanceof JViewport) {
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vp = (JViewport) c;
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break;
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}
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}
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JComponent v = (JComponent) vp.getView();
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Rectangle vr = vp.getViewRect();
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Dimension vs = v.getSize();
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// The tab view must be scrolled to the end so that the last tab is visible
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if (vs.width != (vr.x + vr.width)) {
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throw new RuntimeException("tabScroller.tabPanel view is positioned incorrectly: "
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+ vs.width + " vs " + (vr.x + vr.width));
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}
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} catch (Exception e) {
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exception = e;
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}
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}
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private static void sync() {
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try {
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ExtendedRobot robot = new ExtendedRobot();
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robot.waitForIdle(300);
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}catch(Exception ex) {
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ex.printStackTrace();
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throw new Error("Unexpected Failure");
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}
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}
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}
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