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Java example source code file (FrameJumpingToMouse.java)

This example Java source code file (FrameJumpingToMouse.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

applet, awt, event, framejumpingtomouse, gui, jframe, point, robot, runtimeexception, swing, test

The FrameJumpingToMouse.java Java example source code

/*
 * Copyright (c) 2008, 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        4752312
    @summary    Tests that after moving non-focusable window it ungrabs mouse pointer
    @author     Denis Mikhalkin: area=awt.focus
    @library    ../../regtesthelpers
    @build      Util
    @run        main FrameJumpingToMouse
*/

import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Frame;
import java.awt.Point;
import java.awt.Robot;
import java.awt.TextArea;
import java.awt.Toolkit;
import java.awt.event.InputEvent;
import javax.swing.JFrame;
import test.java.awt.regtesthelpers.Util;

public class FrameJumpingToMouse extends Applet
{
    JFrame frame = new JFrame("Test jumping frame");
    Robot robot = Util.createRobot();

    public static void main(String[] args) {
        FrameJumpingToMouse test = new FrameJumpingToMouse();
        test.init();
        test.start();
    }

    public void init() {
        frame.setFocusableWindowState(false);
        frame.setBounds(100, 100, 100, 100);
    }

    public void start() {
        frame.setVisible(true);
        Util.waitTillShown(frame);

        Point loc = frame.getLocationOnScreen();
        robot.mouseMove(loc.x + frame.getWidth() / 4, loc.y + frame.getInsets().top / 2);
        robot.delay(50);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        robot.delay(50);
        robot.mouseMove(loc.x + 100, loc.y + 50);
        robot.delay(50);
        robot.mouseRelease(InputEvent.BUTTON1_MASK);

        Util.waitForIdle(robot);

        loc = frame.getLocation();
        robot.mouseMove(loc.x + frame.getWidth() / 2, loc.y + frame.getHeight() / 2);
        Util.waitForIdle(robot);

        if (!(frame.getLocation().equals(loc))) {
            throw new RuntimeException("Test failed: frame is moving to mouse with grab!");
        }
        System.out.println("Test passed.");
    }
}

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