/*

 * Copyright (c) 2007, 2011, 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 6827032

 * @summary Color chooser with drag enabled shouldn't throw NPE

 * @author Peter Zhelezniakov

 * @library ../regtesthelpers

 */

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import javax.swing.plaf.nimbus.NimbusLookAndFeel;

public class Test6827032 {

    private static volatile Point point;

    private static JColorChooser cc;

    public static void main(String[] args) throws Exception {

        UIManager.setLookAndFeel(new NimbusLookAndFeel());

        Robot robot = new Robot();

        robot.setAutoDelay(50);

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                createAndShowGUI();

            }

        });

        robot.waitForIdle();

        SwingUtilities.invokeAndWait(new Runnable() {

            public void run() {

                Component previewPanel = Util.findSubComponent(cc, "javax.swing.colorchooser.DefaultPreviewPanel");

                point = previewPanel.getLocationOnScreen();

            }

        });

        point.translate(5, 5);

        robot.mouseMove(point.x, point.y);

        robot.mousePress(InputEvent.BUTTON1_MASK);

        robot.mouseRelease(InputEvent.BUTTON1_MASK);

    }

    private static void createAndShowGUI() {

        JFrame frame = new JFrame(Test6827032.class.getName());

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        cc = new JColorChooser();

        cc.setDragEnabled(true);

        frame.add(cc);

        frame.pack();

        frame.setVisible(true);

    }

}