/*

 * 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 7171412

  @summary awt Choice doesn't fire ItemStateChange when selecting item after select() call

  @author Oleg Pekhovskiy: area=awt-choice

  @library ../../regtesthelpers

  @library ../../../../lib/testlibrary

  @build Util

  @build jdk.testlibrary.OSInfo

  @run main ItemStateChangeTest

*/

import test.java.awt.regtesthelpers.Util;

import jdk.testlibrary.OSInfo;

import java.awt.*;

import java.awt.event.*;

public class ItemStateChangeTest extends Frame {

    int events = 0;

    public static void main(String args[]) {

        new ItemStateChangeTest();

    }

    public ItemStateChangeTest() {

        if (OSInfo.getOSType() != OSInfo.OSType.WINDOWS) {

            return;

        }

        try {

            final Robot robot = new Robot();

            robot.setAutoDelay(20);

            Util.waitForIdle(robot);

            addWindowListener(new WindowAdapter() {

                @Override

                public void windowClosing(WindowEvent e) {

                    System.exit(0);

                }

            });

            final Choice choice = new Choice();

            choice.add("A");

            choice.add("B");

            choice.addItemListener(new ItemListener() {

                @Override

                public void itemStateChanged(ItemEvent e) {

                    ++events;

                }

            });

            add(choice);

            setSize(200, 150);

            setVisible(true);

            toFront();

            // choose B

            int y = chooseB(choice, robot, 16);

            // reset to A

            choice.select(0);

            robot.delay(20);

            Util.waitForIdle(robot);

            // choose B again

            chooseB(choice, robot, y);

            if (events == 2) {

                System.out.println("Test passed!");

            }

            else {

                throw new RuntimeException("Test failed!");

            }

        }

        catch (AWTException e) {

            throw new RuntimeException("Test failed!");

        }

    }

    final int chooseB(Choice choice, Robot robot, int y) {

        while (true) {

            // show drop-down list

            Util.clickOnComp(choice, robot);

            Util.waitForIdle(robot);

            Point pt = choice.getLocationOnScreen();

            Dimension size = choice.getSize();

            // try to click B item

            robot.mouseMove(pt.x + size.width / 2, pt.y + size.height + y);

            Util.waitForIdle(robot);

            robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);

            Util.waitForIdle(robot);

            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);

            Util.waitForIdle(robot);

            if (choice.getSelectedIndex() == 1) {

                break;

            }

            // if it's not B, position cursor lower by 2 pixels and try again

            y += 2;

        }

        return y;

    }

}