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/*
* Copyright (c) 2000, 2024, 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 6251983 6722236
* @summary MouseDragged events not triggered for Choice when dragging it with left mouse button
* @key headful
* @run main ChoiceDragEventsInside
*/
import java.awt.Choice;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
import java.lang.reflect.InvocationTargetException;
public class ChoiceDragEventsInside extends Frame {
Robot robot;
Choice choice1;
Point pt;
Dimension size;
volatile boolean mouseDragged = false;
volatile boolean mouseDraggedOutside = false;
public void setupUI() {
setTitle("Choce Drag Events Inside");
choice1 = new Choice();
for (int i = 1; i < 50; i++) {
choice1.add("item-0" + i);
}
choice1.setForeground(Color.red);
choice1.setBackground(Color.red);
choice1.addMouseMotionListener(new MouseMotionAdapter() {
public void mouseMoved(MouseEvent me) {
System.out.println(me);
}
public void mouseDragged(MouseEvent me) {
System.out.println(me);
mouseDragged = true;
if (me.getY() < 0) {
mouseDraggedOutside = true;
}
}
}
);
add(choice1);
setLayout(new FlowLayout());
setSize(200, 200);
setLocationRelativeTo(null);
setVisible(true);
validate();
}
public void start() {
try {
robot = new Robot();
robot.setAutoWaitForIdle(true);
robot.setAutoDelay(50);
robot.delay(100);
EventQueue.invokeAndWait(() -> {
pt = choice1.getLocationOnScreen();
size = choice1.getSize();
});
testDragInsideChoice(InputEvent.BUTTON1_MASK);
testDragInsideChoiceList(InputEvent.BUTTON1_MASK);
testDragOutsideChoice(InputEvent.BUTTON1_MASK);
} catch (Throwable e) {
throw new RuntimeException("Test failed. Exception thrown: " + e);
}
}
public void testDragInsideChoice(int button) {
robot.mouseMove(pt.x + size.width / 2, pt.y + size.height / 2);
robot.delay(100);
robot.mousePress(button);
robot.mouseRelease(button);
robot.delay(200);
robot.mousePress(button);
robot.mouseRelease(button);
robot.delay(200);
//close opened choice
robot.keyPress(KeyEvent.VK_ESCAPE);
robot.keyRelease(KeyEvent.VK_ESCAPE);
robot.delay(200);
robot.mouseMove(pt.x + size.width / 4, pt.y + size.height / 2);
robot.mousePress(button);
dragMouse(pt.x + size.width / 4, pt.y + size.height / 2,
pt.x + size.width * 3 / 4, pt.y + size.height / 2);
robot.mouseRelease(button);
robot.delay(200);
if (!mouseDragged) {
throw new RuntimeException("Test failed. Choice should generate MouseDragged events inside Choice itself");
} else {
System.out.println("Stage 1 passed. Choice generates MouseDragged events inside Choice itself");
}
mouseDragged = false;
//close opened choice
robot.keyPress(KeyEvent.VK_ESCAPE);
robot.keyRelease(KeyEvent.VK_ESCAPE);
robot.delay(200);
}
public void testDragInsideChoiceList(int button) {
robot.mouseMove(pt.x + size.width / 2, pt.y + size.height / 2);
robot.delay(100);
robot.mousePress(button);
robot.mouseRelease(button);
robot.delay(200);
robot.mouseMove(pt.x + size.width / 2, pt.y + 5 * size.height);
robot.delay(200);
robot.mousePress(button);
dragMouse(pt.x + size.width / 2, pt.y + 5 * size.height,
pt.x + size.width / 2, pt.y + 8 * size.height);
robot.mouseRelease(button);
robot.delay(200);
if (mouseDragged) {
throw new RuntimeException("Test failed. Choice shouldn't generate MouseDragged events inside Choice's list");
} else {
System.out.println("Stage 2 passed. Choice doesn't generate MouseDragged events inside Choice's list");
}
robot.keyPress(KeyEvent.VK_ESCAPE);
robot.keyRelease(KeyEvent.VK_ESCAPE);
robot.delay(200);
mouseDragged = false;
}
public void testDragOutsideChoice(int button) {
pt = choice1.getLocationOnScreen();
robot.mouseMove(pt.x + size.width / 2, pt.y + size.height / 2);
robot.delay(100);
robot.mousePress(button);
//drag mouse outside of Choice
dragMouse(pt.x + size.width / 2, pt.y + size.height / 2,
pt.x + size.width / 2, pt.y - 3 * size.height);
robot.mouseRelease(button);
robot.delay(200);
if (!mouseDragged || !mouseDraggedOutside) {
throw new RuntimeException("Test failed. Choice should generate MouseDragged events outside Choice");
} else {
System.out.println("Stage 3 passed. Choice generates MouseDragged events outside Choice");
}
robot.keyPress(KeyEvent.VK_ESCAPE);
robot.keyRelease(KeyEvent.VK_ESCAPE);
robot.delay(200);
mouseDragged = false;
}
public void dragMouse(int x0, int y0, int x1, int y1) {
int curX = x0;
int curY = y0;
int dx = x0 < x1 ? 1 : -1;
int dy = y0 < y1 ? 1 : -1;
while (curX != x1) {
curX += dx;
robot.mouseMove(curX, curY);
}
while (curY != y1) {
curY += dy;
robot.mouseMove(curX, curY);
}
}
public static void main(final String[] args) throws InterruptedException,
InvocationTargetException {
ChoiceDragEventsInside app = new ChoiceDragEventsInside();
try {
EventQueue.invokeAndWait(app::setupUI);
app.start();
} finally {
EventQueue.invokeAndWait(app::dispose);
}
}
}
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