383 lines
12 KiB
Java
383 lines
12 KiB
Java
/*
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* Copyright (c) 2001, 2023, 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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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.Frame;
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import java.awt.GridLayout;
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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.Robot;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.Transferable;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.awt.dnd.DnDConstants;
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import java.awt.dnd.DragGestureEvent;
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import java.awt.dnd.DragGestureListener;
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import java.awt.dnd.DragSource;
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import java.awt.dnd.DragSourceDragEvent;
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import java.awt.dnd.DragSourceDropEvent;
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import java.awt.dnd.DragSourceEvent;
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import java.awt.dnd.DragSourceListener;
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import java.awt.dnd.DropTarget;
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import java.awt.dnd.DropTargetContext;
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import java.awt.dnd.DropTargetDragEvent;
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import java.awt.dnd.DropTargetDropEvent;
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import java.awt.dnd.DropTargetEvent;
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import java.awt.dnd.DropTargetListener;
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import java.awt.event.InputEvent;
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import java.awt.event.KeyEvent;
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import java.io.File;
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import java.io.InputStream;
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import java.io.Serializable;
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import java.net.URL;
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/*
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@test
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@bug 4416788
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@summary Tests that URL can be recognized by a java drop target
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@requires (os.family == "windows")
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@key headful
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@run main LinkAcceptanceTest
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*/
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public class LinkAcceptanceTest {
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public static final int CODE_NOT_RETURNED = -1;
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public static final int CODE_OK = 0;
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public static final int CODE_FAILURE = 1;
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public static final int FRAME_ACTIVATION_TIMEOUT = 2000;
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public static final int DROP_TIMEOUT = 12000;
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public static final int DROP_COMPLETION_TIMEOUT = 4000;
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private int returnCode = CODE_NOT_RETURNED;
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volatile Frame frame;
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volatile Robot robot;
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volatile Panel panel;
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volatile Point p;
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volatile Dimension d;
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public static void main(String[] args) throws Exception {
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LinkAcceptanceTest test = new LinkAcceptanceTest();
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if (args.length > 0) {
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test.run(args);
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} else {
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EventQueue.invokeAndWait(test::init);
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try {
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test.start();
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} finally {
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EventQueue.invokeAndWait(() -> {
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if (test.frame != null) {
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test.frame.dispose();
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}
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});
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}
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}
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}
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public void run(String[] args) {
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try {
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if (args.length != 4) {
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throw new RuntimeException("Incorrect command line arguments.");
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}
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int x = Integer.parseInt(args[0]);
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int y = Integer.parseInt(args[1]);
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int w = Integer.parseInt(args[2]);
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int h = Integer.parseInt(args[3]);
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TransferableURL t = new TransferableURL();
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panel = new DragSourcePanel(t);
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frame = new Frame();
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frame.setTitle("LinkAcceptanceTest DragSource frame");
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frame.setLocation(300, 200);
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frame.add(panel);
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frame.pack();
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frame.setVisible(true);
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Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
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Point sourcePoint = panel.getLocationOnScreen();
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Dimension d = panel.getSize();
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sourcePoint.translate(d.width / 2, d.height / 2);
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Point targetPoint = new Point(x + w / 2, y + h / 2);
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robot = new Robot();
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robot.mouseMove(sourcePoint.x, sourcePoint.y);
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robot.keyPress(KeyEvent.VK_CONTROL);
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robot.mousePress(InputEvent.BUTTON1_MASK);
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for (; !sourcePoint.equals(targetPoint);
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sourcePoint.translate(sign(targetPoint.x - sourcePoint.x),
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sign(targetPoint.y - sourcePoint.y))) {
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robot.mouseMove(sourcePoint.x, sourcePoint.y);
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Thread.sleep(10);
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}
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robot.mouseRelease(InputEvent.BUTTON1_MASK);
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robot.keyRelease(KeyEvent.VK_CONTROL);
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synchronized (t) {
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t.wait(DROP_TIMEOUT);
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}
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Thread.sleep(DROP_COMPLETION_TIMEOUT);
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} catch (Throwable e) {
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e.printStackTrace();
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System.exit(LinkAcceptanceTest.CODE_FAILURE);
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}
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System.exit(LinkAcceptanceTest.CODE_OK);
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}
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public static int sign(int n) {
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return n < 0 ? -1 : n == 0 ? 0 : 1;
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}
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public void init() {
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panel = new DropTargetPanel();
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frame = new Frame();
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frame.setTitle("DropTarget frame");
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frame.setLocation(10, 200);
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frame.add(panel);
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frame.pack();
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frame.setVisible(true);
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}
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public void start() {
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try {
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Thread.sleep(FRAME_ACTIVATION_TIMEOUT);
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EventQueue.invokeAndWait(() -> {
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p = panel.getLocationOnScreen();
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d = panel.getSize();
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});
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String javaPath = System.getProperty("java.home", "");
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String command = javaPath + File.separator + "bin" +
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File.separator + "java -cp " + System.getProperty("test.classes", ".") +
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" LinkAcceptanceTest " +
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p.x + " " + p.y + " " + d.width + " " + d.height;
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Process process = Runtime.getRuntime().exec(command);
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returnCode = process.waitFor();
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InputStream errorStream = process.getErrorStream();
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int count = errorStream.available();
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if (count > 0) {
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byte[] b = new byte[count];
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errorStream.read(b);
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System.err.println("========= Child VM System.err ========");
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System.err.print(new String(b));
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System.err.println("======================================");
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}
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} catch (Throwable e) {
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e.printStackTrace();
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}
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switch (returnCode) {
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case CODE_NOT_RETURNED:
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System.err.println("Child VM: failed to start");
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break;
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case CODE_OK:
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System.err.println("Child VM: normal termination");
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break;
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case CODE_FAILURE:
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System.err.println("Child VM: abnormal termination");
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break;
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}
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if (returnCode != CODE_OK) {
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throw new RuntimeException("The test failed.");
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}
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}
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}
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class TransferableURL implements Transferable {
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public static String URL_STRING = "http://java.sun.com";
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public static final int NUM_DATA_FLAVORS = 3;
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static DataFlavor[] supportedFlavors = new DataFlavor[NUM_DATA_FLAVORS];
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static String[] flavorList = { "application/x-java-url;class=java.net.URL",
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"text/uri-list;class=java.lang.String",
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"text/plain;class=java.lang.String" };
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static {
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try {
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for (int i = 0; i < NUM_DATA_FLAVORS; i++) {
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supportedFlavors[i] = new DataFlavor(flavorList[i]);
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}
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} catch (ClassNotFoundException e) {
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throw new RuntimeException("Failed to construct the flavor");
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}
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}
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public DataFlavor[] getTransferDataFlavors() {
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return supportedFlavors;
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}
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public boolean isDataFlavorSupported(DataFlavor flavor) {
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for (int i = 0; i < NUM_DATA_FLAVORS; i++) {
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if (flavor.equals(supportedFlavors[i])) {
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return true;
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}
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}
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return false;
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}
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public Object getTransferData(DataFlavor flavor) throws UnsupportedFlavorException {
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if (!isDataFlavorSupported(flavor)) {
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throw new UnsupportedFlavorException(flavor);
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}
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return new String(URL_STRING);
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}
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}
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class DragSourceLabel extends Label implements Serializable,
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DragGestureListener,
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DragSourceListener {
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final Transferable transferable;
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public DragSourceLabel(Transferable t) {
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super(TransferableURL.URL_STRING);
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this.transferable = t;
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DragSource ds = DragSource.getDefaultDragSource();
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ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_LINK,
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this);
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}
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public void dragGestureRecognized(DragGestureEvent dge) {
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dge.startDrag(null, transferable, this);
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}
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public void dragEnter(DragSourceDragEvent dsde) {}
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public void dragExit(DragSourceEvent dse) {}
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public void dragOver(DragSourceDragEvent dsde) {}
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public void dragDropEnd(DragSourceDropEvent dsde) {}
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public void dropActionChanged(DragSourceDragEvent dsde) {}
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}
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class DragSourcePanel extends Panel {
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final Dimension preferredDimension = new Dimension(200, 200);
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public DragSourcePanel(Transferable t) {
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setLayout(new GridLayout(1, 1));
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add(new DragSourceLabel(t));
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}
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public Dimension getPreferredSize() {
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return preferredDimension;
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}
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}
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class DropTargetPanel extends Panel implements DropTargetListener {
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final Dimension preferredDimension = new Dimension(200, 200);
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public DropTargetPanel() {
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setBackground(Color.green);
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setDropTarget(new DropTarget(this, this));
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setLayout(new GridLayout(1, 1));
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}
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public Dimension getPreferredSize() {
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return preferredDimension;
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}
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public void dragEnter(DropTargetDragEvent dtde) {
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dtde.acceptDrag(DnDConstants.ACTION_LINK);
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}
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public void dragExit(DropTargetEvent dte) {}
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public void dragOver(DropTargetDragEvent dtde) {
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dtde.acceptDrag(DnDConstants.ACTION_LINK);
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}
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public void drop(DropTargetDropEvent dtde) {
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DropTargetContext dtc = dtde.getDropTargetContext();
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if ((dtde.getSourceActions() & DnDConstants.ACTION_LINK) != 0) {
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dtde.acceptDrop(DnDConstants.ACTION_LINK);
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} else {
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dtde.rejectDrop();
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return;
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}
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removeAll();
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final List list = new List();
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add(list);
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Transferable t = dtde.getTransferable();
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DataFlavor[] dfs = t.getTransferDataFlavors();
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for (int i = 0; i < dfs.length; i++) {
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DataFlavor flavor = dfs[i];
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String transferText = null;
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URL transferURL = null;
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if (flavor.getRepresentationClass().equals(URL.class)) {
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try {
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transferURL = (URL)t.getTransferData(flavor);
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} catch (Exception e) {
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throw new RuntimeException("The test failed: unable to recognize " +
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flavor.getMimeType());
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}
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list.add(transferURL + ":" + flavor.getMimeType());
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}
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if (flavor.getRepresentationClass().equals(String.class)) {
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try {
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transferText = (String)t.getTransferData(flavor);
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} catch (Exception e) {
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throw new RuntimeException("The test failed: unable to recognize " +
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flavor.getMimeType());
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}
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list.add(transferText + ":" + flavor.getMimeType());
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}
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}
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dtc.dropComplete(true);
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validate();
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}
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public void dropActionChanged(DropTargetDragEvent dtde) {}
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}
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