Java example source code file (XEmbedServerTester.java)

This example Java source code file (XEmbedServerTester.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

accelerator, awt, client, didn\'t, event, focusing, isunmapped, keypress, notifying, object, point, rectangle, runtimeexception, system_event_mask, util, xcreatewindowparams, xembedservertester

The XEmbedServerTester.java Java example source code

/*
 * Copyright (c) 2003, 2013, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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.
 */

package sun.awt.X11;

//import static sun.awt.X11.XEmbed.*;
import java.awt.*;
import java.awt.event.*;
import sun.util.logging.PlatformLogger;
import static sun.awt.X11.XConstants.*;
import java.util.LinkedList;

/**
 * Test XEmbed server implementation. See file:///home/dom/bugs/4931668/test_plan.html for
 * specification and references.
 */
public class XEmbedServerTester implements XEventDispatcher {
    private static final PlatformLogger xembedLog = PlatformLogger.getLogger("sun.awt.X11.xembed.XEmbedServerTester");
    private final Object EVENT_LOCK = new Object();
    static final int SYSTEM_EVENT_MASK = 0x8000;
    int my_version, server_version;
    XEmbedHelper xembed = new XEmbedHelper();
    boolean focused;
    int focusedKind;
    int focusedServerComponent;
    boolean reparent;
    long parent;
    boolean windowActive;
    boolean xembedActive;
    XBaseWindow window;
    volatile int eventWaited = -1, eventReceived = -1;
    int mapped;
    int accel_key, accel_keysym, accel_mods;
    static Rectangle initialBounds = new Rectangle(0, 0, 100, 100);
    Robot robot;
    Rectangle serverBounds[]; // first rectangle is for the server frame, second is for dummy frame, others are for its children
    private static final int SERVER_BOUNDS = 0, OTHER_FRAME = 1, SERVER_FOCUS = 2, SERVER_MODAL = 3, MODAL_CLOSE = 4;

    LinkedList<Integer> events = new LinkedList();

    private XEmbedServerTester(Rectangle serverBounds[], long parent) {
        this.parent = parent;
        focusedKind = -1;
        focusedServerComponent = -1;
        reparent = false;
        windowActive = false;
        xembedActive = false;
        my_version = XEmbedHelper.XEMBED_VERSION;
        mapped = XEmbedHelper.XEMBED_MAPPED;
        this.serverBounds = serverBounds;
        if (serverBounds.length < 5) {
            throw new IllegalArgumentException("There must be at least five areas: server-activation, server-deactivation, server-focus, " +
                                               "server-modal show, modal-close");
        }
        try {
            robot = new Robot();
            robot.setAutoDelay(100);
        } catch (Exception e) {
            throw new RuntimeException("Can't create robot");
        }
        initAccel();
        if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
            xembedLog.finer("XEmbed client(tester), embedder window: " + Long.toHexString(parent));
        }
    }

    public static XEmbedServerTester getTester(Rectangle serverBounds[], long parent) {
        return new XEmbedServerTester(serverBounds, parent);
    }

    private void dumpReceivedEvents() {
        if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
            xembedLog.finer("Events received so far:");
            int pos = 0;
            for (Integer event : events) {
                xembedLog.finer((pos++) + ":" + XEmbedHelper.msgidToString(event));
            }
            xembedLog.finer("End of event dump");
        }
    }

    public void test1_1() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        deactivateServer();
        res = activateServer(getEventPos());
        waitFocusGained(res);
        checkFocusGained(XEmbedHelper.XEMBED_FOCUS_CURRENT);
    }

    public void test1_2() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        checkFocusGained(XEmbedHelper.XEMBED_FOCUS_CURRENT);
    }

    public void test1_3() {
        embedCompletely();
        deactivateServer();
        requestFocusNoWait();
        checkNotFocused();
    }

    public void test1_4() {
        embedCompletely();
        deactivateServer();
        requestFocusNoWait();
        checkNotFocused();
        int res = getEventPos();
        activateServer(res);
        waitFocusGained(res);
        checkFocusGained(XEmbedHelper.XEMBED_FOCUS_CURRENT);
    }

    public void test1_5() {
        int res = embedCompletely();
        waitWindowActivated(res);
        checkWindowActivated();
    }

    public void test1_6() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        res = deactivateServer();
        checkFocused();
    }

    public void test1_7() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        focusServer();
        checkFocusLost();
    }

    public void test2_5() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        focusServerNext();
        checkFocusedServerNext();
        checkFocusLost();
    }

    public void test2_6() {
        int res = embedCompletely();
        waitWindowActivated(res);
        requestFocus();
        focusServerPrev();
        checkFocusedServerPrev();
        checkFocusLost();
    }

    public void test3_1() {
        reparent = false;
        embedCompletely();
    }

    public void test3_3() {
        reparent = true;
        embedCompletely();
    }

    public void test3_4() {
        my_version = 10;
        embedCompletely();
        if (server_version != XEmbedHelper.XEMBED_VERSION) {
            throw new RuntimeException("Version " + server_version + " is not minimal");
        }
    }

    public void test3_5() {
        embedCompletely();

        window.destroy();
        // TODO: how can we detect that XEmbed ended?  So far we are
        // just checking that XEmbed server won't end up with an
        // exception, which should end up testing, hopefully.

        // Sleep before exiting the tester application
        sleep(1000);
    }

    public void test3_6() {
        embedCompletely();

        sleep(1000);
        XToolkit.awtLock();
        try {
            XlibWrapper.XUnmapWindow(XToolkit.getDisplay(), window.getWindow());
            XlibWrapper.XReparentWindow(XToolkit.getDisplay(), window.getWindow(), XToolkit.getDefaultRootWindow(), 0, 0);
        } finally {
            XToolkit.awtUnlock();
        }

        int res = getEventPos();

        activateServerNoWait(res);

        sleep(1000);
        if (checkEventList(res, XEmbedHelper.XEMBED_WINDOW_ACTIVATE) != -1) {
            throw new RuntimeException("Focus was been given to the client after XEmbed has ended");
        }
    }

    public void test4_1() {
        mapped = XEmbedHelper.XEMBED_MAPPED;
        int res = getEventPos();
        embedCompletely();
        sleep(1000);
        checkMapped();
    }

    public void test4_2() {
        mapped = 0;
        embedCompletely();
        sleep(1000);

        int res = getEventPos();
        mapped = XEmbedHelper.XEMBED_MAPPED;
        updateEmbedInfo();
        sleep(1000);
        checkMapped();
    }

    public void test4_3() {
        int res = getEventPos();
        mapped = XEmbedHelper.XEMBED_MAPPED;
        embedCompletely();

        res = getEventPos();
        mapped = 0;
        updateEmbedInfo();
        sleep(1000);
        checkNotMapped();
    }

    public void test4_4() {
        mapped = 0;
        embedCompletely();
        sleep(1000);
        if (XlibUtil.getWindowMapState(window.getWindow()) != IsUnmapped) {
            throw new RuntimeException("Client has been mapped");
        }
    }

    public void test6_1_1() {
        embedCompletely();
        registerAccelerator();
        focusServer();
        int res = pressAccelKey();
        waitForEvent(res, XEmbedHelper.XEMBED_ACTIVATE_ACCELERATOR);
    }

    public void test6_1_2() {
        embedCompletely();
        registerAccelerator();
        focusServer();
        deactivateServer();
        int res = pressAccelKey();
        sleep(1000);
        if (checkEventList(res, XEmbedHelper.XEMBED_ACTIVATE_ACCELERATOR) != -1) {
            throw new RuntimeException("Accelerator has been activated in inactive embedder");
        }
    }

    public void test6_1_3() {
        embedCompletely();
        registerAccelerator();
        focusServer();
        deactivateServer();
        unregisterAccelerator();
        int res = pressAccelKey();
        sleep(1000);
        if (checkEventList(res, XEmbedHelper.XEMBED_ACTIVATE_ACCELERATOR) != -1) {
            throw new RuntimeException("Accelerator has been activated after unregistering");
        }
    }

    public void test6_1_4() {
        embedCompletely();
        registerAccelerator();
        requestFocus();
        int res = pressAccelKey();
        sleep(1000);
        if (checkEventList(res, XEmbedHelper.XEMBED_ACTIVATE_ACCELERATOR) != -1) {
            throw new RuntimeException("Accelerator has been activated in focused client");
        }
    }
    public void test6_2_1() {
        embedCompletely();
        grabKey();
        focusServer();
        int res = pressAccelKey();
        waitSystemEvent(res, KeyPress);
    }

    public void test6_2_2() {
        embedCompletely();
        grabKey();
        focusServer();
        deactivateServer();
        int res = pressAccelKey();
        sleep(1000);
        if (checkEventList(res, SYSTEM_EVENT_MASK | KeyPress) != -1) {
            throw new RuntimeException("Accelerator has been activated in inactive embedder");
        }
    }

    public void test6_2_3() {
        embedCompletely();
        grabKey();
        focusServer();
        deactivateServer();
        ungrabKey();
        int res = pressAccelKey();
        sleep(1000);
        if (checkEventList(res, SYSTEM_EVENT_MASK | KeyPress) != -1) {
            throw new RuntimeException("Accelerator has been activated after unregistering");
        }
    }

    public void test6_2_4() {
        embedCompletely();
        grabKey();
        requestFocus();
        int res = pressAccelKey();
        sleep(1000);
        int pos = checkEventList(res, SYSTEM_EVENT_MASK | KeyPress);
        if (pos != -1) {
            pos = checkEventList(pos+1, SYSTEM_EVENT_MASK | KeyPress);
            if (pos != -1) { // Second event
                throw new RuntimeException("Accelerator has been activated in focused client");
            }
        }
    }

    public void test7_1() {
        embedCompletely();
        int res = showModalDialog();
        waitForEvent(res, XEmbedHelper.XEMBED_MODALITY_ON);
    }

    public void test7_2() {
        embedCompletely();
        int res = showModalDialog();
        waitForEvent(res, XEmbedHelper.XEMBED_MODALITY_ON);
        res = hideModalDialog();
        waitForEvent(res, XEmbedHelper.XEMBED_MODALITY_OFF);
    }

    public void test9_1() {
        embedCompletely();
        requestFocus();
        int res = pressAccelKey();
        waitForEvent(res, SYSTEM_EVENT_MASK | KeyPress);
    }

    private int embed() {
        int res = getEventPos();
        XToolkit.awtLock();
        try {
            XCreateWindowParams params =
                new XCreateWindowParams(new Object[] {
                    XBaseWindow.PARENT_WINDOW, Long.valueOf(reparent?XToolkit.getDefaultRootWindow():parent),
                    XBaseWindow.BOUNDS, initialBounds,
                    XBaseWindow.EMBEDDED, Boolean.TRUE,
                    XBaseWindow.VISIBLE, Boolean.valueOf(mapped == XEmbedHelper.XEMBED_MAPPED),
                    XBaseWindow.EVENT_MASK, Long.valueOf(VisibilityChangeMask | StructureNotifyMask |
                                                     SubstructureNotifyMask | KeyPressMask)});
            window = new XBaseWindow(params);

            if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                xembedLog.finer("Created tester window: " + window);
            }

            XToolkit.addEventDispatcher(window.getWindow(), this);
            updateEmbedInfo();
            if (reparent) {
                xembedLog.finer("Reparenting to embedder");
                XlibWrapper.XReparentWindow(XToolkit.getDisplay(), window.getWindow(), parent, 0, 0);
            }
        } finally {
            XToolkit.awtUnlock();
        }
        return res;
    }

    private void updateEmbedInfo() {
        long[] info = new long[] { my_version, mapped };
        long data = Native.card32ToData(info);
        try {
            XEmbedHelper.XEmbedInfo.setAtomData(window.getWindow(), data, info.length);
        } finally {
            XEmbedHelper.unsafe.freeMemory(data);
        }
    }

    private int getEventPos() {
        synchronized(EVENT_LOCK) {
            return events.size();
        }
    }

    private int embedCompletely() {
        xembedLog.fine("Embedding completely");
        int res = getEventPos();
        embed();
        waitEmbeddedNotify(res);
        return res;
    }
    private int requestFocus() {
        xembedLog.fine("Requesting focus");
        int res = getEventPos();
        sendMessage(XEmbedHelper.XEMBED_REQUEST_FOCUS);
        waitFocusGained(res);
        return res;
    }
    private int requestFocusNoWait() {
        xembedLog.fine("Requesting focus without wait");
        int res = getEventPos();
        sendMessage(XEmbedHelper.XEMBED_REQUEST_FOCUS);
        return res;
    }
    private int activateServer(int prev) {
        int res = activateServerNoWait(prev);
        waitWindowActivated(res);
        return res;
    }
    private int activateServerNoWait(int prev) {
        xembedLog.fine("Activating server");
        int res = getEventPos();
        if (checkEventList(prev, XEmbedHelper.XEMBED_WINDOW_ACTIVATE) != -1) {
            xembedLog.fine("Activation already received");
            return res;
        }
        Point loc = serverBounds[SERVER_BOUNDS].getLocation();
        loc.x += serverBounds[SERVER_BOUNDS].getWidth()/2;
        loc.y += 5;
        robot.mouseMove(loc.x, loc.y);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        return res;
    }
    private int deactivateServer() {
        xembedLog.fine("Deactivating server");
        int res = getEventPos();
        Point loc = serverBounds[OTHER_FRAME].getLocation();
        loc.x += serverBounds[OTHER_FRAME].getWidth()/2;
        loc.y += serverBounds[OTHER_FRAME].getHeight()/2;
        robot.mouseMove(loc.x, loc.y);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        robot.delay(50);
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        waitWindowDeactivated(res);
        return res;
    }
    private int focusServer() {
        xembedLog.fine("Focusing server");
        boolean weFocused = focused;
        int res = getEventPos();
        Point loc = serverBounds[SERVER_FOCUS].getLocation();
        loc.x += 5;
        loc.y += 5;
        robot.mouseMove(loc.x, loc.y);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        robot.delay(50);
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        if (weFocused) {
            waitFocusLost(res);
        }
        return res;
    }
    private int focusServerNext() {
        xembedLog.fine("Focusing next server component");
        int res = getEventPos();
        sendMessage(XEmbedHelper.XEMBED_FOCUS_NEXT);
        waitFocusLost(res);
        return res;
    }
    private int focusServerPrev() {
        xembedLog.fine("Focusing previous server component");
        int res = getEventPos();
        sendMessage(XEmbedHelper.XEMBED_FOCUS_PREV);
        waitFocusLost(res);
        return res;
    }

    private void waitEmbeddedNotify(int pos) {
        waitForEvent(pos, XEmbedHelper.XEMBED_EMBEDDED_NOTIFY);
    }
    private void waitFocusGained(int pos) {
        waitForEvent(pos, XEmbedHelper.XEMBED_FOCUS_IN);
    }
    private void waitFocusLost(int pos) {
        waitForEvent(pos, XEmbedHelper.XEMBED_FOCUS_OUT);
    }
    private void waitWindowActivated(int pos) {
        waitForEvent(pos, XEmbedHelper.XEMBED_WINDOW_ACTIVATE);
    }
    private void waitWindowDeactivated(int pos) {
        waitForEvent(pos, XEmbedHelper.XEMBED_WINDOW_DEACTIVATE);
    }

    private void waitSystemEvent(int position, int event) {
        waitForEvent(position, event | SYSTEM_EVENT_MASK);
    }

    private void waitForEvent(int position, int event) {
        synchronized(EVENT_LOCK) {
            // Check for already received events after the request
            if (checkEventList(position, event) != -1) {
                if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                    xembedLog.finer("The event " + XEmbedHelper.msgidToString(event) + " has already been received");
                }
                return;
            }

            if (eventReceived == event) {
                // Already received
                if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                    xembedLog.finer("Already received " + XEmbedHelper.msgidToString(event));
                }
                return;
            }
            eventReceived = -1;
            eventWaited = event;
            if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                xembedLog.finer("Waiting for " + XEmbedHelper.msgidToString(event) + " starting from " + position);
            }
            try {
                EVENT_LOCK.wait(3000);
            } catch (InterruptedException ie) {
                xembedLog.warning("Event wait interrupted", ie);
            }
            eventWaited = -1;
            if (checkEventList(position, event) == -1) {
                dumpReceivedEvents();
                throw new RuntimeException("Didn't receive event " + XEmbedHelper.msgidToString(event) + " but recevied " + XEmbedHelper.msgidToString(eventReceived));
            } else {
                if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                    xembedLog.finer("Successfully recevied " + XEmbedHelper.msgidToString(event));
                }
            }
        }
    }
    /**
     * Checks if the <code>event is already in a list at position >= position
     */
    private int checkEventList(int position, int event) {
        if (position == -1) {
            return -1;
        }
        synchronized(EVENT_LOCK) {
            for (int i = position; i < events.size(); i++) {
                if (events.get(i) == event) {
                    return i;
                }
            }
            return -1;
        }
    }

    private void checkFocusedServerNext() {
        if (focusedServerComponent != 0) {
            throw new RuntimeException("Wrong focused server component, should be 0, but it is " + focusedServerComponent);
        }
    }
    private void checkFocusedServerPrev() {
        if (focusedServerComponent != 2) {
            throw new RuntimeException("Wrong focused server component, should be 2, but it is " + focusedServerComponent);
        }
    }
    private void checkFocusGained(int kind) {
        if (!focused) {
            throw new RuntimeException("Didn't receive FOCUS_GAINED");
        }
        if (focusedKind != kind) {
            throw new RuntimeException("Kinds don't match, required: " + kind + ", current: " + focusedKind);
        }
    }
    private void checkNotFocused() {
        if (focused) {
            throw new RuntimeException("Focused");
        }
    }
    private void checkFocused() {
        if (!focused) {
            throw new RuntimeException("Not Focused");
        }
    }

    private void checkFocusLost() {
        checkNotFocused();
        if (focusedKind != XEmbedHelper.XEMBED_FOCUS_OUT) {
            throw new RuntimeException("Didn't receive FOCUS_LOST");
        }
    }
    private void checkWindowActivated() {
        if (!windowActive) {
            throw new RuntimeException("Window is not active");
        }
    }
    private void checkMapped() {
        if (XlibUtil.getWindowMapState(window.getWindow()) == IsUnmapped) {
            throw new RuntimeException("Client is not mapped");
        }
    }
    private void checkNotMapped() {
        if (XlibUtil.getWindowMapState(window.getWindow()) != IsUnmapped) {
            throw new RuntimeException("Client is mapped");
        }
    }

    private void sendMessage(int message) {
        xembed.sendMessage(parent, message);
    }
    private void sendMessage(int message, int detail, long data1, long data2) {
        xembed.sendMessage(parent, message, detail, data1, data2);
    }

    public void dispatchEvent(XEvent ev) {
        if (ev.get_type() == ClientMessage) {
            XClientMessageEvent msg = ev.get_xclient();
            if (msg.get_message_type() == xembed.XEmbed.getAtom()) {
                if (xembedLog.isLoggable(PlatformLogger.Level.FINE)) {
                    xembedLog.fine("Embedded message: " + XEmbedHelper.msgidToString((int)msg.get_data(1)));
                }
                switch ((int)msg.get_data(1)) {
                  case XEmbedHelper.XEMBED_EMBEDDED_NOTIFY: // Notification about embedding protocol start
                      xembedActive = true;
                      server_version = (int)msg.get_data(3);
                      break;
                  case XEmbedHelper.XEMBED_WINDOW_ACTIVATE:
                      windowActive = true;
                      break;
                  case XEmbedHelper.XEMBED_WINDOW_DEACTIVATE:
                      windowActive = false;
                      break;
                  case XEmbedHelper.XEMBED_FOCUS_IN: // We got focus!
                      focused = true;
                      focusedKind = (int)msg.get_data(2);
                      break;
                  case XEmbedHelper.XEMBED_FOCUS_OUT:
                      focused = false;
                      focusedKind = XEmbedHelper.XEMBED_FOCUS_OUT;
                      focusedServerComponent = (int)msg.get_data(2);
                      break;
                }
                synchronized(EVENT_LOCK) {
                    events.add((int)msg.get_data(1));

                    if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                        xembedLog.finer("Tester is waiting for " +  XEmbedHelper.msgidToString(eventWaited));
                    }
                    if ((int)msg.get_data(1) == eventWaited) {
                        eventReceived = (int)msg.get_data(1);
                        if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                            xembedLog.finer("Notifying waiting object for event " + System.identityHashCode(EVENT_LOCK));
                        }
                        EVENT_LOCK.notifyAll();
                    }
                }
            }
        } else {
            synchronized(EVENT_LOCK) {
                int eventID = (int)ev.get_type() | SYSTEM_EVENT_MASK;
                events.add(eventID);

                if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                    xembedLog.finer("Tester is waiting for " + XEmbedHelper.msgidToString(eventWaited) + ", but we received " + ev + "(" + XEmbedHelper.msgidToString(eventID) + ")");
                }
                if (eventID == eventWaited) {
                    eventReceived = eventID;
                    if (xembedLog.isLoggable(PlatformLogger.Level.FINER)) {
                        xembedLog.finer("Notifying waiting object" + System.identityHashCode(EVENT_LOCK));
                    }
                    EVENT_LOCK.notifyAll();
                }
            }
        }
    }

    private void sleep(int amount) {
        try {
            Thread.sleep(amount);
        } catch (Exception e) {
        }
    }

    private void registerAccelerator() {
        sendMessage(XEmbedHelper.XEMBED_REGISTER_ACCELERATOR, 1, accel_keysym, accel_mods);
    }

    private void unregisterAccelerator() {
        sendMessage(XEmbedHelper.XEMBED_UNREGISTER_ACCELERATOR, 1, 0, 0);
    }

    private int pressAccelKey() {
        int res = getEventPos();
        robot.keyPress(accel_key);
        robot.keyRelease(accel_key);
        return res;
    }

    private void initAccel() {
        accel_key = KeyEvent.VK_A;
        accel_keysym = XWindow.getKeySymForAWTKeyCode(accel_key);
        accel_mods = 0;
    }

    private void grabKey() {
        sendMessage(XEmbedHelper.NON_STANDARD_XEMBED_GTK_GRAB_KEY, 0, accel_keysym, accel_mods);
    }
    private void ungrabKey() {
        sendMessage(XEmbedHelper.NON_STANDARD_XEMBED_GTK_UNGRAB_KEY, 0, accel_keysym, accel_mods);
    }
    private int showModalDialog() {
        xembedLog.fine("Showing modal dialog");
        int res = getEventPos();
        Point loc = serverBounds[SERVER_MODAL].getLocation();
        loc.x += 5;
        loc.y += 5;
        robot.mouseMove(loc.x, loc.y);
        robot.mousePress(InputEvent.BUTTON1_MASK);
        robot.delay(50);
        robot.mouseRelease(InputEvent.BUTTON1_MASK);
        return res;
    }
    private int hideModalDialog() {
        xembedLog.fine("Hide modal dialog");
        int res = getEventPos();
//         Point loc = serverBounds[MODAL_CLOSE].getLocation();
//         loc.x += 5;
//         loc.y += 5;
//         robot.mouseMove(loc.x, loc.y);
//         robot.mousePress(InputEvent.BUTTON1_MASK);
//         robot.delay(50);
//         robot.mouseRelease(InputEvent.BUTTON1_MASK);
        robot.keyPress(KeyEvent.VK_SPACE);
        robot.keyRelease(KeyEvent.VK_SPACE);
        return res;
    }

}