jdk-24/test/jdk/java/awt/dnd/MozillaDnDTest.java
2023-05-10 14:40:56 +00:00

495 lines
16 KiB
Java

/*
* Copyright (c) 2002, 2023, 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.
*/
import java.awt.AWTEvent;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.SystemFlavorMap;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.dnd.DnDConstants;
import java.awt.dnd.DragGestureEvent;
import java.awt.dnd.DragGestureListener;
import java.awt.dnd.DragGestureRecognizer;
import java.awt.dnd.DragSource;
import java.awt.dnd.DragSourceAdapter;
import java.awt.dnd.DragSourceDropEvent;
import java.awt.dnd.DragSourceListener;
import java.awt.dnd.DropTarget;
import java.awt.dnd.DropTargetContext;
import java.awt.dnd.DropTargetDragEvent;
import java.awt.dnd.DropTargetDropEvent;
import java.awt.dnd.DropTargetEvent;
import java.awt.dnd.DropTargetListener;
import java.awt.event.AWTEventListener;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
/*
@test
@bug 4746177
@summary tests that data types exported by Netscape 6.2 are supported
@requires (os.family != "windows")
@key headful
@run main MozillaDnDTest
*/
public class MozillaDnDTest {
public static final int CODE_NOT_RETURNED = -1;
public static final int CODE_OK = 0;
public static final int CODE_FAILURE = 1;
public static final String DATA = "www.sun.com";
private int returnCode = CODE_NOT_RETURNED;
volatile Frame frame;
volatile Robot robot;
volatile Panel panel;
volatile Point p;
volatile Dimension d;
public static void main(String[] args) throws Exception {
MozillaDnDTest test = new MozillaDnDTest();
if (args.length > 0) {
test.run(args);
} else {
EventQueue.invokeAndWait(test::init);
try {
test.start();
} finally {
EventQueue.invokeAndWait(() -> {
if (test.frame != null) {
test.frame.dispose();
}
});
}
}
}
public void run(String[] args) {
try {
if (args.length != 4) {
throw new RuntimeException("Incorrect command line arguments.");
}
int x = Integer.parseInt(args[0]);
int y = Integer.parseInt(args[1]);
int w = Integer.parseInt(args[2]);
int h = Integer.parseInt(args[3]);
panel = new DragSourcePanel();
frame = new Frame();
frame.setTitle("DragSource frame");
frame.setLocation(300, 200);
frame.add(panel);
frame.pack();
frame.setVisible(true);
Util.waitForInit();
Point sourcePoint = panel.getLocationOnScreen();
Dimension d = panel.getSize();
sourcePoint.translate(d.width / 2, d.height / 2);
Point targetPoint = new Point(x + w / 2, y + h / 2);
robot = new Robot();
if (!Util.pointInComponent(robot, sourcePoint, panel)) {
System.err.println("WARNING: Couldn't locate " + panel +
" at point " + sourcePoint);
System.exit(MozillaDnDTest.CODE_OK);
}
robot.mouseMove(sourcePoint.x, sourcePoint.y);
robot.keyPress(KeyEvent.VK_CONTROL);
robot.mousePress(InputEvent.BUTTON1_MASK);
for (; !sourcePoint.equals(targetPoint);
sourcePoint.translate(sign(targetPoint.x - sourcePoint.x),
sign(targetPoint.y - sourcePoint.y))) {
robot.mouseMove(sourcePoint.x, sourcePoint.y);
Thread.sleep(50);
}
robot.mouseRelease(InputEvent.BUTTON1_MASK);
robot.keyRelease(KeyEvent.VK_CONTROL);
} catch (Throwable e) {
e.printStackTrace();
System.exit(MozillaDnDTest.CODE_FAILURE);
}
}
public static int sign(int n) {
return n < 0 ? -1 : n == 0 ? 0 : 1;
}
public void init() {
frame = new Frame();
panel = new DropTargetPanel();
frame.setTitle("DropTarget frame");
frame.setLocation(10, 200);
frame.add(panel);
frame.pack();
frame.setVisible(true);
}
public void start() {
// Solaris/Linux-only test
if (System.getProperty("os.name").startsWith("Windows")) {
return;
}
try {
Util.waitForInit();
EventQueue.invokeAndWait(() -> {
p = panel.getLocationOnScreen();
d = panel.getSize();
});
Robot robot = new Robot();
Point pp = new Point(p);
pp.translate(d.width / 2, d.height / 2);
if (!Util.pointInComponent(robot, pp, panel)) {
System.err.println("WARNING: Couldn't locate " + panel +
" at point " + pp);
return;
}
String javaPath = System.getProperty("java.home", "");
String command = javaPath + File.separator + "bin" +
File.separator + "java -cp " + System.getProperty("test.classes", ".") +
" MozillaDnDTest " +
p.x + " " + p.y + " " + d.width + " " + d.height;
Process process = Runtime.getRuntime().exec(command);
ProcessResults pres = ProcessResults.doWaitFor(process);
returnCode = pres.exitValue;
if (pres.stderr != null && pres.stderr.length() > 0) {
System.err.println("========= Child VM System.err ========");
System.err.print(pres.stderr);
System.err.println("======================================");
}
if (pres.stdout != null && pres.stdout.length() > 0) {
System.err.println("========= Child VM System.out ========");
System.err.print(pres.stdout);
System.err.println("======================================");
}
} catch (Throwable e) {
e.printStackTrace();
}
switch (returnCode) {
case CODE_NOT_RETURNED:
System.err.println("Child VM: failed to start");
break;
case CODE_OK:
System.err.println("Child VM: normal termination");
break;
case CODE_FAILURE:
System.err.println("Child VM: abnormal termination");
break;
}
if (returnCode != CODE_OK) {
throw new RuntimeException("The test failed.");
}
}
}
class Util implements AWTEventListener {
private static final Toolkit tk = Toolkit.getDefaultToolkit();
public static final Object SYNC_LOCK = new Object();
private Component clickedComponent = null;
private static final int PAINT_TIMEOUT = 10000;
private static final int MOUSE_RELEASE_TIMEOUT = 10000;
private static final Util util = new Util();
static {
tk.addAWTEventListener(util, 0xFFFFFFFF);
}
private void reset() {
clickedComponent = null;
}
public void eventDispatched(AWTEvent e) {
if (e.getID() == MouseEvent.MOUSE_RELEASED) {
clickedComponent = (Component)e.getSource();
synchronized (SYNC_LOCK) {
SYNC_LOCK.notifyAll();
}
}
}
public static boolean pointInComponent(Robot robot, Point p, Component comp)
throws InterruptedException {
return util.isPointInComponent(robot, p, comp);
}
private boolean isPointInComponent(Robot robot, Point p, Component comp)
throws InterruptedException {
tk.sync();
robot.waitForIdle();
reset();
robot.mouseMove(p.x, p.y);
robot.mousePress(InputEvent.BUTTON1_MASK);
synchronized (SYNC_LOCK) {
robot.mouseRelease(InputEvent.BUTTON1_MASK);
SYNC_LOCK.wait(MOUSE_RELEASE_TIMEOUT);
}
Component c = clickedComponent;
while (c != null && c != comp) {
c = c.getParent();
}
return c == comp;
}
public static void waitForInit() throws InterruptedException {
final Frame f = new Frame() {
public void paint(Graphics g) {
dispose();
synchronized (SYNC_LOCK) {
SYNC_LOCK.notifyAll();
}
}
};
f.setBounds(600, 400, 200, 200);
synchronized (SYNC_LOCK) {
f.setVisible(true);
SYNC_LOCK.wait(PAINT_TIMEOUT);
}
tk.sync();
}
}
class ProcessResults {
public int exitValue;
public String stdout;
public String stderr;
public ProcessResults() {
exitValue = -1;
stdout = "";
stderr = "";
}
/**
* Method to perform a "wait" for a process and return its exit value.
* This is a workaround for <code>Process.waitFor()</code> never returning.
*/
public static ProcessResults doWaitFor(Process p) {
ProcessResults pres = new ProcessResults();
InputStream in = null;
InputStream err = null;
try {
in = p.getInputStream();
err = p.getErrorStream();
boolean finished = false;
while (!finished) {
try {
while (in.available() > 0) {
pres.stdout += (char)in.read();
}
while (err.available() > 0) {
pres.stderr += (char)err.read();
}
// Ask the process for its exitValue. If the process
// is not finished, an IllegalThreadStateException
// is thrown. If it is finished, we fall through and
// the variable finished is set to true.
pres.exitValue = p.exitValue();
finished = true;
}
catch (IllegalThreadStateException e) {
// Process is not finished yet;
// Sleep a little to save on CPU cycles
Thread.currentThread().sleep(500);
}
}
if (in != null) in.close();
if (err != null) err.close();
}
catch (Throwable e) {
System.err.println("doWaitFor(): unexpected exception");
e.printStackTrace();
}
return pres;
}
}
class DragSourcePanel extends Panel {
static final Dimension preferredDimension = new Dimension(200, 200);
static final DataFlavor df = new DataFlavor("application/mozilla-test-flavor",
null);
final DragSource ds = DragSource.getDefaultDragSource();
final Transferable t = new Transferable() {
final DataFlavor[] flavors = new DataFlavor[] { df };
public DataFlavor[] getTransferDataFlavors() {
return flavors;
}
public boolean isDataFlavorSupported(DataFlavor flav) {
return df.equals(flav);
}
public Object getTransferData(DataFlavor flav)
throws IOException, UnsupportedFlavorException {
if (!isDataFlavorSupported(flav)) {
throw new UnsupportedFlavorException(flav);
}
byte[] bytes = MozillaDnDTest.DATA.getBytes("ASCII");
return new ByteArrayInputStream(bytes);
}
};
final DragSourceListener dsl = new DragSourceAdapter() {
public void dragDropEnd(DragSourceDropEvent dsde) {
System.exit(MozillaDnDTest.CODE_OK);
}
};
final DragGestureListener dgl = new DragGestureListener() {
public void dragGestureRecognized(DragGestureEvent dge) {
dge.startDrag(null, t, dsl);
}
};
final DragGestureRecognizer dgr =
ds.createDefaultDragGestureRecognizer(this, DnDConstants.ACTION_COPY,
dgl);
static {
SystemFlavorMap sfm =
(SystemFlavorMap)SystemFlavorMap.getDefaultFlavorMap();
String[] natives = new String[] {
"_NETSCAPE_URL",
"text/plain",
"text/unicode",
"text/x-moz-url",
"text/html"
};
sfm.setNativesForFlavor(df, natives);
}
public Dimension getPreferredSize() {
return preferredDimension;
}
}
class DropTargetPanel extends Panel implements DropTargetListener {
final Dimension preferredDimension = new Dimension(200, 200);
final DropTarget dt = new DropTarget(this, this);
public Dimension getPreferredSize() {
return preferredDimension;
}
public void dragEnter(DropTargetDragEvent dtde) {
dtde.acceptDrag(DnDConstants.ACTION_COPY);
}
public void dragExit(DropTargetEvent dte) {}
public void dragOver(DropTargetDragEvent dtde) {
dtde.acceptDrag(DnDConstants.ACTION_COPY);
}
public String getTransferString(Transferable t) {
String string = null;
DataFlavor[] dfs = t.getTransferDataFlavors();
for (int i = 0; i < dfs.length; i++) {
if ("text".equals(dfs[i].getPrimaryType()) ||
DataFlavor.stringFlavor.equals(dfs[i])) {
try {
Object o = t.getTransferData(dfs[i]);
if (o instanceof InputStream ||
o instanceof Reader) {
Reader reader = null;
if (o instanceof InputStream) {
InputStream is = (InputStream)o;
reader = new InputStreamReader(is);
} else {
reader = (Reader)o;
}
StringBuffer buf = new StringBuffer();
for (int c = reader.read(); c != -1; c = reader.read()) {
buf.append((char)c);
}
reader.close();
string = buf.toString();
break;
} else if (o instanceof String) {
string = (String)o;
break;
}
} catch (Exception e) {
// ignore.
}
}
}
return string;
}
public void drop(DropTargetDropEvent dtde) {
DropTargetContext dtc = dtde.getDropTargetContext();
if ((dtde.getSourceActions() & DnDConstants.ACTION_COPY) != 0) {
dtde.acceptDrop(DnDConstants.ACTION_COPY);
} else {
dtde.rejectDrop();
return;
}
Transferable t = dtde.getTransferable();
String str = getTransferString(t);
dtde.dropComplete(true);
if (!MozillaDnDTest.DATA.equals(str)) {
throw new RuntimeException("Drop data:" + str);
}
}
public void dropActionChanged(DropTargetDragEvent dtde) {}
}