jdk/src/solaris/classes/sun/awt/X11/XInputMethod.java
author yan
Mon, 06 Oct 2008 16:45:00 +0400
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child 4191 ca8d3ef845c8
permissions -rw-r--r--
5100701: Toolkit.getLockingKeyState() does not work on XToolkit, but works on Motif Summary: Does not work on Motif but works on XToolkit now; implemented using XQueryPointer. Reviewed-by: anthony
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/*
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 * Copyright 2003 Sun Microsystems, Inc.  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.  Sun designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Sun in the LICENSE file that accompanied this code.
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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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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 * CA 95054 USA or visit www.sun.com if you need additional information or
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 * have any questions.
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 */
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package sun.awt.X11;
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import java.awt.AWTException;
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import java.awt.Component;
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import java.awt.Container;
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import java.awt.Rectangle;
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import java.awt.im.spi.InputMethodContext;
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import java.awt.peer.ComponentPeer;
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import sun.awt.X11InputMethod;
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import java.util.logging.*;
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/**
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 * Input Method Adapter for XIM (without Motif)
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 *
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 * @author JavaSoft International
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 */
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public class XInputMethod extends X11InputMethod {
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    private static final Logger log = Logger.getLogger("sun.awt.X11.XInputMethod");
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    public XInputMethod() throws AWTException {
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        super();
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    }
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    public void setInputMethodContext(InputMethodContext context) {
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        context.enableClientWindowNotification(this, true);
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    }
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    public void notifyClientWindowChange(Rectangle location) {
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        XComponentPeer peer = (XComponentPeer)getPeer(clientComponentWindow);
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        if (peer != null) {
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            adjustStatusWindow(peer.getContentWindow());
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        }
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    }
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    protected boolean openXIM() {
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        return openXIMNative(XToolkit.getDisplay());
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    }
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    protected boolean createXIC() {
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        XComponentPeer peer = (XComponentPeer)getPeer(clientComponentWindow);
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        if (peer == null) {
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            return false;
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        }
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        return createXICNative(peer.getContentWindow());
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    }
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    private static volatile long xicFocus = 0;
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    protected void setXICFocus(ComponentPeer peer,
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                                    boolean value, boolean active) {
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        if (peer == null) {
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            return;
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        }
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        xicFocus = ((XComponentPeer)peer).getContentWindow();
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        setXICFocusNative(((XComponentPeer)peer).getContentWindow(),
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                          value,
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                          active);
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    }
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    public static long getXICFocus() {
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        return xicFocus;
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    }
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/* XAWT_HACK  FIX ME!
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   do NOT call client code!
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*/
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    protected Container getParent(Component client) {
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        return client.getParent();
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    }
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    /**
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     * Returns peer of the given client component. If the given client component
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     * doesn't have peer, peer of the native container of the client is returned.
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     */
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    protected ComponentPeer getPeer(Component client) {
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        XComponentPeer peer;
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        if (log.isLoggable(Level.FINE)) log.fine("Client is " + client);
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        peer = (XComponentPeer)XToolkit.targetToPeer(client);
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        while (client != null && peer == null) {
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            client = getParent(client);
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            peer = (XComponentPeer)XToolkit.targetToPeer(client);
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        }
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        log.log(Level.FINE, "Peer is {0}, client is {1}", new Object[] {peer, client});
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        if (peer != null)
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            return peer;
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        return null;
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    }
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    /*
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     * Subclasses should override disposeImpl() instead of dispose(). Client
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     * code should always invoke dispose(), never disposeImpl().
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     */
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    protected synchronized void disposeImpl() {
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        super.disposeImpl();
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        clientComponentWindow = null;
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    }
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    protected void awtLock() {
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        XToolkit.awtLock();
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    }
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    protected void awtUnlock() {
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        XToolkit.awtUnlock();
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    }
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    long getCurrentParentWindow() {
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        return (long)((XWindow)clientComponentWindow.getPeer()).getContentWindow();
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    }
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    /*
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     * Native methods
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     */
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    private native boolean openXIMNative(long display);
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    private native boolean createXICNative(long window);
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    private native void setXICFocusNative(long window,
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                                    boolean value, boolean active);
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    private native void adjustStatusWindow(long window);
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}