russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
438 lines
15 KiB
Java
438 lines
15 KiB
Java
/*
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* Copyright (c) 2000, 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 4327618 4327623 4327639 4327654 4327664 4327666 4327676 4327679 4507822
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* @summary Tests that MouseDragged and MouseReleased are triggered by Button,
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* Checkbox, Choice, Label, List, Scrollbar, TextArea, TextField
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* for Left, Middle and Right mouse buttons
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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/othervm -Dsun.java2d.uiScale=1 DragMouseEventTest
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*/
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import java.awt.BorderLayout;
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import java.awt.Button;
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import java.awt.Checkbox;
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import java.awt.Choice;
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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.Label;
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import java.awt.List;
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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.Scrollbar;
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import java.awt.TextArea;
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import java.awt.TextField;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.event.ItemEvent;
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import java.awt.event.ItemListener;
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import java.awt.event.KeyEvent;
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import java.awt.event.MouseAdapter;
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import java.awt.event.MouseEvent;
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import java.awt.event.WindowAdapter;
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import java.awt.event.WindowEvent;
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import java.util.Arrays;
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import test.java.awt.regtesthelpers.Util;
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public class DragMouseEventTest {
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private static ExtendedRobot robot;
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private static DragMouseEventFrame dmef;
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private static final int DELAY = 200;
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public static void main(String[] args) throws Exception {
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try {
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EventQueue.invokeAndWait(DragMouseEventTest::createAndShowGUI);
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test();
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} finally {
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EventQueue.invokeAndWait(() -> {
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if (dmef != null) {
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dmef.dispose();
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}
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});
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}
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}
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private static void createAndShowGUI() {
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dmef = new DragMouseEventFrame();
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dmef.setVisible(true);
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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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testComponent(dmef.scrollbar);
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testComponent(dmef.choice);
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testComponent(dmef.textarea);
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testComponent(dmef.textfield);
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testComponent(dmef.checkbox);
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testComponent(dmef.label);
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testComponent(dmef.list);
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testComponent(dmef.button);
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}
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private static void testComponent(Component component) throws Exception {
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Rectangle componentBounds = Util.invokeOnEDT(() -> {
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Point locationOnScreen = component.getLocationOnScreen();
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Dimension size = component.getSize();
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return new Rectangle(locationOnScreen, size);
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});
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Rectangle frameBounds = Util.invokeOnEDT(() -> dmef.getBounds());
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Point start = new Point(componentBounds.x + 10, componentBounds.y + 10);
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Adapter adapter = getAdapterFromComponent(component);
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testItemStateChanged(component, adapter, start, componentBounds);
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testActionListener(component, adapter, start);
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Point mid = getEndPoint(start, frameBounds, 3);
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Point end = getEndPoint(start, frameBounds, 15);
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testButtonDrag(component, adapter, MouseEvent.BUTTON1_DOWN_MASK, start, mid, end);
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testButtonDrag(component, adapter, MouseEvent.BUTTON2_DOWN_MASK, start, mid, end);
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testButtonDrag(component, adapter, MouseEvent.BUTTON3_DOWN_MASK, start, mid, end);
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}
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private static Adapter getAdapterFromComponent(Component component) {
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return (Adapter) Arrays
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.stream(component.getMouseListeners())
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.filter((m) -> m instanceof Adapter)
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.findFirst()
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.orElseThrow();
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}
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private static void testItemStateChanged(Component component,
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Adapter adapter,
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Point start,
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Rectangle componentBounds) {
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if (!(component instanceof Choice
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|| component instanceof Checkbox
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|| component instanceof List)) {
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return;
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}
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System.out.println("\ntestItemStateChanged " + component);
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adapter.reset();
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robot.mouseMove(start.x, start.y);
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robot.waitForIdle();
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robot.click();
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if (component instanceof Choice) {
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robot.mouseMove(start.x, componentBounds.y + componentBounds.height + 25);
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robot.waitForIdle();
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robot.click();
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}
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robot.waitForIdle();
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if (!adapter.itemStateChangedReceived) {
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throw new RuntimeException("itemStateChanged was not received for " + component);
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}
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}
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private static void testActionListener(Component component,
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Adapter adapter,
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Point start) {
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if (!(component instanceof Button || component instanceof List)) {
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// skip for not applicable components
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return;
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}
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System.out.println("\ntestActionListener " + component);
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adapter.reset();
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robot.mouseMove(start.x, start.y);
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robot.waitForIdle();
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if (component instanceof List) {
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robot.mousePress(MouseEvent.BUTTON1_DOWN_MASK);
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robot.delay(25);
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robot.mouseRelease(MouseEvent.BUTTON1_DOWN_MASK);
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robot.delay(25);
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robot.mousePress(MouseEvent.BUTTON1_DOWN_MASK);
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robot.delay(25);
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robot.mouseRelease(MouseEvent.BUTTON1_DOWN_MASK);
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robot.waitForIdle();
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robot.delay(DELAY);
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} else {
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robot.click();
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}
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robot.waitForIdle();
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robot.delay(DELAY);
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if (!adapter.actionPerformedReceived) {
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throw new RuntimeException("actionPerformed was not received for " + component);
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}
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}
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private static String getButtonName(int button) {
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return switch (button) {
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case MouseEvent.BUTTON1_DOWN_MASK -> "BUTTON1";
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case MouseEvent.BUTTON2_DOWN_MASK -> "BUTTON2";
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case MouseEvent.BUTTON3_DOWN_MASK -> "BUTTON3";
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default -> throw new IllegalStateException("Unexpected value: " + button);
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};
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}
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private static void testButtonDrag(Component component,
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Adapter adapter,
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int button,
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Point start, Point mid, Point end) {
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String buttonName = getButtonName(button);
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System.out.printf("\n> testButtonDrag: %s on %s\n",
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buttonName, component);
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robot.mouseMove(start.x, start.y);
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robot.waitForIdle();
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robot.mousePress(button);
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robot.waitForIdle();
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System.out.printf("> gliding from (%d,%d) to (%d,%d)\n",
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start.x, start.y, mid.x, mid.y);
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robot.glide(start, mid);
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robot.waitForIdle();
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robot.delay(DELAY);
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// Catch events only after we leave the frame boundaries
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adapter.reset();
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System.out.printf("> gliding after crossing the border (%d,%d) to (%d,%d)\n",
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mid.x, mid.y, end.x, end.y);
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robot.glide(mid, end);
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robot.mouseRelease(button);
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robot.waitForIdle();
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robot.delay(DELAY);
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System.out.printf("> %s released\n", buttonName);
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boolean mouseDraggedReceived = adapter.mouseDraggedReceived;
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boolean mouseReleasedReceived = adapter.mouseReleasedReceived;
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if (component instanceof Choice) {
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// Close the popup if it is still open
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robot.keyPress(KeyEvent.VK_ESCAPE);
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robot.delay(25);
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robot.keyRelease(KeyEvent.VK_ESCAPE);
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robot.waitForIdle();
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robot.delay(DELAY);
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}
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if (!mouseDraggedReceived || !mouseReleasedReceived) {
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throw new RuntimeException(("%d: Mouse drag or release was not received\n" +
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"mouseDraggedReceived %b mouseReleasedReceived %b")
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.formatted(button, mouseDraggedReceived, mouseReleasedReceived));
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}
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}
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/*
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* returns the closest border point with a specified offset
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*/
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private static Point getEndPoint(Point start, Rectangle bounds, int offset) {
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int left = bounds.x;
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int right = bounds.x + bounds.width;
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int top = bounds.y;
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int bottom = bounds.y + bounds.height;
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int distanceLeft = start.x - left;
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int distanceRight = right - start.x;
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int distanceTop = start.y - top;
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int distanceBottom = bottom - start.y;
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int minDistance = Math.min(
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Math.min(distanceLeft, distanceRight),
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Math.min(distanceTop, distanceBottom)
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);
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if (minDistance == distanceLeft) {
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return new Point(left - offset, start.y);
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} else if (minDistance == distanceRight) {
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return new Point(right + offset, start.y);
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} else if (minDistance == distanceTop) {
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return new Point(start.x, top - offset);
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} else {
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return new Point(start.x, bottom + offset);
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}
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}
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private static class DragMouseEventFrame extends Frame {
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TextArea textarea = new TextArea("TextArea", 20, 30);
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Label label = new Label("Label");
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Panel panel = new Panel();
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List list = new List();
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Choice choice = new Choice();
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Button button = new Button("Button");
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TextField textfield = new TextField("TextField");
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Checkbox checkbox = new Checkbox("CheckBox");
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Scrollbar scrollbar = new Scrollbar();
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Panel centerPanel = new Panel();
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public DragMouseEventFrame() {
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setTitle("DragMouseEventTest");
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add(centerPanel, BorderLayout.CENTER);
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centerPanel.setLayout(new FlowLayout());
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add(panel, BorderLayout.NORTH);
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panel.setLayout(new FlowLayout());
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choice.add("choice item 1");
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choice.add("choice item 2");
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choice.add("choice item 3");
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panel.add(choice);
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Adapter adapter = new Adapter();
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choice.addMouseMotionListener(adapter);
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choice.addMouseListener(adapter);
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choice.addItemListener(adapter);
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adapter = new Adapter();
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panel.add(label);
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label.addMouseMotionListener(adapter);
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label.addMouseListener(adapter);
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adapter = new Adapter();
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panel.add(button);
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button.addMouseMotionListener(adapter);
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button.addMouseListener(adapter);
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button.addActionListener(adapter);
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adapter = new Adapter();
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panel.add(checkbox);
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checkbox.addMouseMotionListener(adapter);
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checkbox.addMouseListener(adapter);
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checkbox.addItemListener(adapter);
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adapter = new Adapter();
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panel.add(textfield, BorderLayout.EAST);
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textfield.addMouseMotionListener(adapter);
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textfield.addMouseListener(adapter);
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textfield.addActionListener(adapter);
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adapter = new Adapter();
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add(textarea, BorderLayout.EAST);
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textarea.addMouseMotionListener(adapter);
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textarea.addMouseListener(adapter);
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adapter = new Adapter();
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list.add("list item 1");
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list.add("list item 2");
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add(list, BorderLayout.SOUTH);
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list.addMouseMotionListener(adapter);
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list.addMouseListener(adapter);
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list.addActionListener(adapter);
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list.addItemListener(adapter);
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adapter = new Adapter();
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add(scrollbar, BorderLayout.WEST);
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scrollbar.addMouseMotionListener(adapter);
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scrollbar.addMouseListener(adapter);
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setSize(500, 400);
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setLocationRelativeTo(null);
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addWindowListener(new WindowAdapter() {
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@Override
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public void windowClosing(WindowEvent e) {
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DragMouseEventFrame.this.dispose();
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}
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});
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}
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}
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private static class Adapter extends MouseAdapter
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implements ActionListener, ItemListener {
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public volatile boolean mouseDraggedReceived = false;
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public volatile boolean mouseReleasedReceived = false;
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public volatile boolean itemStateChangedReceived = false;
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public volatile boolean actionPerformedReceived = false;
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public void mouseDragged(MouseEvent me) {
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mouseDraggedReceived = true;
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System.out.println(me.paramString());
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}
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private void consumeIfNeeded(MouseEvent me) {
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Component c = me.getComponent();
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// do not show popup menu for the following components,
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// as it may interfere with the testing.
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if (c instanceof TextArea
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|| c instanceof TextField
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|| c instanceof Scrollbar) {
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if (me.isPopupTrigger()) {
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System.out.println("CONSUMED: " + me);
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me.consume();
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}
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}
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}
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public void mouseReleased(MouseEvent me) {
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consumeIfNeeded(me);
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mouseReleasedReceived = true;
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System.out.println(me.paramString());
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}
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public void mousePressed(MouseEvent me) {
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consumeIfNeeded(me);
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System.out.println(me.paramString());
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}
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public void mouseClicked(MouseEvent me) {
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System.out.println(me.paramString());
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}
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public void actionPerformed(ActionEvent e) {
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actionPerformedReceived = true;
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System.out.println(e.paramString());
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}
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public void itemStateChanged(ItemEvent e) {
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itemStateChangedReceived = true;
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System.out.println(e.paramString());
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}
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public void reset() {
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mouseDraggedReceived = false;
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mouseReleasedReceived = false;
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itemStateChangedReceived = false;
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actionPerformedReceived = false;
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}
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}
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}
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