/*

 * Copyright (c) 2010, 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 6495920

 * @summary Tests that if the JPopupMenu.setVisible method throws an exception,

            interaction with GNOME is not crippled

 * @author Sergey Malenkov

 * @library ../..

 */

import sun.awt.AppContext;

import java.awt.Point;

import java.awt.Robot;

import java.awt.event.InputEvent;

import java.lang.reflect.Field;

import javax.swing.JFrame;

import javax.swing.JMenuItem;

import javax.swing.JPanel;

import javax.swing.JPopupMenu;

import javax.swing.SwingUtilities;

import javax.swing.plaf.basic.BasicPopupMenuUI;

public class bug6495920 implements Thread.UncaughtExceptionHandler {

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

        SwingTest.start(bug6495920.class);

    }

    private static Robot robot;

    private final JPanel panel;

    public bug6495920(JFrame frame) {

        JPopupMenu menu = new JPopupMenu() {

            public void setVisible(boolean visible) {

                super.setVisible(visible);

                throw new AssertionError(visible ? "show popup" : "hide popup");

            }

        };

        for (int i = 0; i < 10; i++) {

            menu.add(new JMenuItem(String.valueOf(i)));

        }

        this.panel = new JPanel();

        this.panel.setComponentPopupMenu(menu);

        frame.add(this.panel);

    }

    public void firstShowPopup() throws Exception {

        Point point = this.panel.getLocation();

        SwingUtilities.convertPointToScreen(point, this.panel);

        robot = new Robot(); // initialize shared static field first time

        robot.mouseMove(point.x + 1, point.y + 1);

        robot.mousePress(InputEvent.BUTTON3_MASK);

        Thread.currentThread().setUncaughtExceptionHandler(this);

        robot.mouseRelease(InputEvent.BUTTON3_MASK); // causes first AssertionError on EDT

    }

    public void secondHidePopup() {

        Point point = this.panel.getLocation();

        SwingUtilities.convertPointToScreen(point, this.panel);

        robot.mouseMove(point.x - 1, point.y - 1);

        Thread.currentThread().setUncaughtExceptionHandler(this);

        robot.mousePress(InputEvent.BUTTON1_MASK); // causes second AssertionError on EDT

        robot.mouseRelease(InputEvent.BUTTON1_MASK);

    }

    public void thirdValidate() throws Exception {

        Field key = BasicPopupMenuUI.class.getDeclaredField("MOUSE_GRABBER_KEY");

        key.setAccessible(true);

        Object grabber = AppContext.getAppContext().get(key.get(null));

        if (grabber == null) {

            throw new Exception("cannot find a mouse grabber in app's context");

        }

        Field field = grabber.getClass().getDeclaredField("grabbedWindow");

        field.setAccessible(true);

        Object window = field.get(grabber);

        if (window != null) {

            throw new Exception("interaction with GNOME is crippled");

        }

    }

    public void uncaughtException(Thread thread, Throwable throwable) {

        System.out.println(throwable);

    }

}