/*

 * Copyright 2012 Red Hat, Inc.  All Rights Reserved.

 * Copyright (c) 2012, 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      7043963

  @summary  Tests  that the screen location of windows is

            updated properly after a maximize.

  @author   Denis Lila

  @library  ../../regtesthelpers

  @build    Util

  @run      main MutterMaximizeTest

*/

import java.awt.AWTException;

import java.awt.Dimension;

import java.awt.Frame;

import java.awt.Point;

import java.awt.Robot;

import java.awt.Window;

import java.awt.event.InputEvent;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import test.java.awt.regtesthelpers.Util;

@SuppressWarnings("serial")

public class MutterMaximizeTest extends Frame {

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

        if (Util.getWMID() != Util.MUTTER_WM) {

            System.out.println("This test is only useful on Mutter");

            return;

        }

        MutterMaximizeTest frame = new MutterMaximizeTest();

        frame.addWindowListener(Util.getClosingWindowAdapter());

        //Display the window.

        frame.setSize(500, 500);

        Util.showWindowWait(frame);

        runRobotTest(frame);

    }

    private static void runRobotTest(Frame frame) {

        try {

            Thread robotThread = startRegTest(frame);

            robotThread.start();

            waitForThread(robotThread);

        } finally {

            frame.dispose();

        }

    }

    private static void waitForThread(Thread t) {

        while (t.isAlive()) {

            try {

                t.join();

            } catch (InterruptedException e) {

            }

        }

    }

    private static void sleepFor(long millis) {

        long dT = 0;

        long start = System.nanoTime();

        while (dT < millis) {

            try {

                long toSleep = millis - dT/1000000;

                if (toSleep > 0) {

                    Thread.sleep(toSleep);

                }

                // if this ends without an interrupted exception,

                // that's good enough.

                break;

            } catch (InterruptedException e) {

                long now = System.nanoTime();

                dT = now - start;

            }

        }

    }

    private static void rmove(Robot robot, Point p) {

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

    }

    private static void rdown(Robot robot) {

        robot.mousePress(InputEvent.BUTTON1_MASK);

        robot.delay(50);

    }

    private static void rup(Robot robot) {

        robot.mouseRelease(InputEvent.BUTTON1_MASK);

        robot.delay(50);

    }

    public static void click(Robot robot) {

        rdown(robot);

        rup(robot);

    }

    public static void doubleClick(Robot robot) {

        click(robot);

        click(robot);

    }

    private static void dragWindow(Window w, int dx, int dy, Robot robot) {

        Point p = Util.getTitlePoint(w);

        rmove(robot, p);

        rdown(robot);

        p.translate(dx, dy);

        rmove(robot, p);

        rup(robot);

    }

    // f must be visible

    private static Thread startRegTest(final Frame f) {

        Thread robot = new Thread(new Runnable() {

            public void run() {

                Robot r = Util.createRobot();

                dragWindow(f, 100, 100, r);

                // wait for the location to be set.

                sleepFor(2000);

                final Point l2 = f.getLocationOnScreen();

                // double click should maximize the frame

                doubleClick(r);

                // wait for location again.

                sleepFor(2000);

                final Point l3 = f.getLocationOnScreen();

                if (l3.equals(l2)) {

                    throw new RuntimeException("Bad location after maximize. Window location has not moved");

                }

            }

        });

        return robot;

    }

}