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308 lines
10 KiB
Java
308 lines
10 KiB
Java
/*
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* Copyright (c) 1999, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4017222
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* @summary Checks whether mouse events are reported correctly during drag.
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* @author Stuart Lawrence, Brent Christian: area=event
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* @key headful
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* @library /lib/client /java/awt/regtesthelpers
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* @build ExtendedRobot Util
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* @run main MouseEventsDuringDrag
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*/
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/*
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* MouseEventsDuringDrag.java
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*
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* summary:
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* On Solaris drag enter/exit events are only reported for the
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* component where drag started, they're not reported on other
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* components. On Win32 enter/exit events are reported correctly.
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*/
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import test.java.awt.regtesthelpers.Util;
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import java.awt.Canvas;
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import java.awt.Choice;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.FlowLayout;
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import java.awt.Frame;
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import java.awt.GridBagConstraints;
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import java.awt.GridBagLayout;
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import java.awt.Insets;
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import java.awt.Label;
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import java.awt.Panel;
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import java.awt.Point;
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import java.awt.Rectangle;
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import java.awt.event.InputEvent;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.CopyOnWriteArrayList;
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public class MouseEventsDuringDrag {
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private static ExtendedRobot robot;
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private static Frame frame;
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private static final MouseHandler mouseHandler = new MouseHandler();
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static Label lab;
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static Canvas c1, c2;
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static Choice choice;
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public static void main(String[] args) throws Exception {
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try {
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EventQueue.invokeAndWait(MouseEventsDuringDrag::createAndShowGUI);
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test();
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} finally {
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EventQueue.invokeAndWait(() -> {
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if (frame != null) {
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frame.dispose();
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}
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});
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}
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}
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private static void test() throws Exception {
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robot = new ExtendedRobot();
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robot.waitForIdle();
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robot.delay(500);
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// Part 1: Press and hold down the mouse button inside the red box.
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// Drag the mouse over to the blue box (whilst still holding down
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// the mouse button).
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// Whilst dragging the mouse from the red box, enter and exit
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// events should be reported for the blue box.
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testcase(c2, "c1 to c2");
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// Part 2: Again, press and hold down the mouse button inside the red box.
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// This time drag the mouse over to the Choice menu.
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// Enter and exit events should be reported for the Choice menu.
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testcase(choice, "c1 to choice");
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}
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private static void testcase(Component moveTo, String message) throws Exception {
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System.out.println("\ntestcase: " + message);
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Rectangle c1bounds = getBounds(c1);
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Rectangle moveToBound = getBounds(moveTo);
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Point startDragLocation =
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new Point(c1bounds.x + c1bounds.width - 10,
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c1bounds.y + c1bounds.height / 2);
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Point endDragLocation =
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new Point(moveToBound.x + 10, moveToBound.y + moveToBound.height / 2);
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robot.mouseMove(startDragLocation);
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robot.waitForIdle();
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robot.delay(200);
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mouseHandler.reset();
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robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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robot.glide(startDragLocation, endDragLocation);
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robot.waitForIdle();
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robot.glide(endDragLocation.x, endDragLocation.y, endDragLocation.x - 20, endDragLocation.y);
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robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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robot.delay(200);
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List<EventRecord> actual = mouseHandler.getRecordedEvents();
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List<EventRecord> expected = List.of(
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new EventRecord(MouseEvent.MOUSE_PRESSED, c1),
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new EventRecord(MouseEvent.MOUSE_EXITED, c1),
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new EventRecord(MouseEvent.MOUSE_ENTERED, moveTo),
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new EventRecord(MouseEvent.MOUSE_EXITED, moveTo),
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new EventRecord(MouseEvent.MOUSE_RELEASED, c1)
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);
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System.out.println("Expected:\n" + expected);
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System.out.println("Actual:\n" + actual);
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if (!actual.equals(expected)) {
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throw new RuntimeException("Mismatch between expected and actual events\n%s\n%s"
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.formatted(expected, actual));
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}
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}
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private static Rectangle getBounds(Component c) throws Exception {
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return Util.invokeOnEDT(() -> {
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Point locationOnScreen = c.getLocationOnScreen();
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Dimension size = c.getSize();
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return new Rectangle(locationOnScreen.x, locationOnScreen.y, size.width, size.height);
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});
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}
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private static void createAndShowGUI() {
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frame = new Frame();
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MouseHandler mouseHandler = new MouseHandler();
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frame.setLayout(new GridBagLayout());
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int canvasSize = 100;
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c1 = new Canvas();
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c1.setPreferredSize(new Dimension(canvasSize, canvasSize));
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c1.setBackground(Color.red);
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c1.addMouseListener(mouseHandler);
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c2 = new Canvas();
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c2.setPreferredSize(new Dimension(canvasSize, canvasSize));
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c2.setBackground(Color.blue);
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c2.addMouseListener(mouseHandler);
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GridBagConstraints gbc = new GridBagConstraints();
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gbc.fill = GridBagConstraints.HORIZONTAL;
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gbc.insets = new Insets(5, 5, 5, 5);
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gbc.gridx = 0;
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gbc.gridy = 0;
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frame.add(c1, gbc);
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gbc.gridx = 2;
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frame.add(c2, gbc);
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Panel p1 = new Panel();
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p1.setLayout(new FlowLayout());
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choice = new Choice();
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choice.addItem("Choice");
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choice.addItem("One");
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choice.addItem("Two");
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choice.addMouseListener(mouseHandler);
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p1.add(choice);
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gbc.gridx = 1;
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gbc.gridy = 1;
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frame.add(p1, gbc);
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lab = new Label();
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gbc.gridx = 0;
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gbc.gridy = 2;
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gbc.gridwidth = 3;
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frame.add(lab, gbc);
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frame.pack();
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frame.setLocationRelativeTo(null);
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frame.setVisible(true);
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}
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record EventRecord(int eventId, Component component) {
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@Override
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public String toString() {
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StringBuilder str = new StringBuilder(80);
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switch(eventId) {
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case MouseEvent.MOUSE_PRESSED:
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str.append("MOUSE_PRESSED");
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break;
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case MouseEvent.MOUSE_RELEASED:
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str.append("MOUSE_RELEASED");
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break;
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case MouseEvent.MOUSE_CLICKED:
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str.append("MOUSE_CLICKED");
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break;
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case MouseEvent.MOUSE_ENTERED:
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str.append("MOUSE_ENTERED");
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break;
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case MouseEvent.MOUSE_EXITED:
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str.append("MOUSE_EXITED");
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break;
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case MouseEvent.MOUSE_MOVED:
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str.append("MOUSE_MOVED");
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break;
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case MouseEvent.MOUSE_DRAGGED:
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str.append("MOUSE_DRAGGED");
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break;
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case MouseEvent.MOUSE_WHEEL:
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str.append("MOUSE_WHEEL");
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break;
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default:
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str.append("unknown type");
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}
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return str.append(" ").append(component).toString();
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}
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}
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static class MouseHandler extends MouseAdapter {
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static final List<EventRecord> list = new CopyOnWriteArrayList<>();
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public void mousePressed(MouseEvent e) {
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list.add(new EventRecord(e.getID(), e.getComponent()));
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if (e.getSource() == c1) {
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lab.setText("Mouse pressed in red box");
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} else if (e.getSource() == c2) {
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lab.setText("Mouse pressed in blue box");
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} else if (e.getSource() == choice) {
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lab.setText("Mouse pressed in choice");
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}
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}
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public void mouseReleased(MouseEvent e) {
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list.add(new EventRecord(e.getID(), e.getComponent()));
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lab.setText("Mouse released");
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}
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public void mouseEntered(MouseEvent e) {
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list.add(new EventRecord(e.getID(), e.getComponent()));
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if (e.getSource() == c1) {
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lab.setText("Mouse entered red box");
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} else if (e.getSource() == c2) {
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lab.setText("Mouse entered blue box");
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} else if (e.getSource() == choice) {
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lab.setText("Mouse entered choice");
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}
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}
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public void mouseExited(MouseEvent e) {
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list.add(new EventRecord(e.getID(), e.getComponent()));
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if (e.getSource() == c1) {
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lab.setText("Mouse exited red box");
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} else if (e.getSource() == c2) {
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lab.setText("Mouse exited blue box");
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} else if (e.getSource() == choice) {
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lab.setText("Mouse exited choice");
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}
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}
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public void reset() {
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list.clear();
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}
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public List<EventRecord> getRecordedEvents() {
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return new ArrayList<>(list);
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}
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}
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}
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