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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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package sun.awt.X11;

import java.awt.AWTException;
import java.awt.Component;
import java.awt.Container;
import java.awt.Rectangle;
import java.awt.im.spi.InputMethodContext;
import java.awt.peer.ComponentPeer;

import sun.awt.AWTAccessor;
import sun.awt.X11InputMethod;

import sun.util.logging.PlatformLogger;

Input Method Adapter for XIM (without Motif)
Author:JavaSoft International
/** * Input Method Adapter for XIM (without Motif) * * @author JavaSoft International */
public class XInputMethod extends X11InputMethod { private static final PlatformLogger log = PlatformLogger.getLogger("sun.awt.X11.XInputMethod"); public XInputMethod() throws AWTException { super(); } public void setInputMethodContext(InputMethodContext context) { context.enableClientWindowNotification(this, true); } public void notifyClientWindowChange(Rectangle location) { XComponentPeer peer = (XComponentPeer)getPeer(clientComponentWindow); if (peer != null) { adjustStatusWindow(peer.getContentWindow()); } } protected boolean openXIM() { return openXIMNative(XToolkit.getDisplay()); } protected boolean createXIC() { XComponentPeer peer = (XComponentPeer)getPeer(clientComponentWindow); if (peer == null) { return false; } return createXICNative(peer.getContentWindow()); } private static volatile long xicFocus = 0; protected void setXICFocus(ComponentPeer peer, boolean value, boolean active) { if (peer == null) { return; } xicFocus = ((XComponentPeer)peer).getContentWindow(); setXICFocusNative(((XComponentPeer)peer).getContentWindow(), value, active); } public static long getXICFocus() { return xicFocus; } /* XAWT_HACK FIX ME! do NOT call client code! */ protected Container getParent(Component client) { return client.getParent(); }
Returns peer of the given client component. If the given client component doesn't have peer, peer of the native container of the client is returned.
/** * Returns peer of the given client component. If the given client component * doesn't have peer, peer of the native container of the client is returned. */
protected ComponentPeer getPeer(Component client) { XComponentPeer peer; if (log.isLoggable(PlatformLogger.Level.FINE)) { log.fine("Client is " + client); } peer = (XComponentPeer)XToolkit.targetToPeer(client); while (client != null && peer == null) { client = getParent(client); peer = (XComponentPeer)XToolkit.targetToPeer(client); } if (log.isLoggable(PlatformLogger.Level.FINE)) { log.fine("Peer is {0}, client is {1}", peer, client); } if (peer != null) return peer; return null; } /* * Subclasses should override disposeImpl() instead of dispose(). Client * code should always invoke dispose(), never disposeImpl(). */ protected synchronized void disposeImpl() { super.disposeImpl(); clientComponentWindow = null; } protected void awtLock() { XToolkit.awtLock(); } protected void awtUnlock() { XToolkit.awtUnlock(); } long getCurrentParentWindow() { XWindow peer = AWTAccessor.getComponentAccessor() .getPeer(clientComponentWindow); return peer.getContentWindow(); } /* * Native methods */ private native boolean openXIMNative(long display); private native boolean createXICNative(long window); private native void setXICFocusNative(long window, boolean value, boolean active); private native void adjustStatusWindow(long window); }