jdk/src/solaris/native/sun/awt/awt_InputMethod.c
changeset 2 90ce3da70b43
child 2802 d05a9dcc8296
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/solaris/native/sun/awt/awt_InputMethod.c	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,1982 @@
+/*
+ * Copyright 1997-2005 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+#ifdef HEADLESS
+    #error This file should not be included in headless library
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/Xlib.h>
+#ifdef XAWT
+#include <sys/time.h>
+#else /* !XAWT */
+#include <Xm/Xm.h>
+#include <Xm/RowColumn.h>
+#include <Xm/MwmUtil.h>
+#include <Xm/MenuShell.h>
+#endif /* XAWT */
+
+#include "awt.h"
+#include "awt_p.h"
+
+#include <sun_awt_X11InputMethod.h>
+#ifdef XAWT
+#include <sun_awt_X11_XComponentPeer.h>
+#include <sun_awt_X11_XInputMethod.h>
+
+#define XtWindow(w)     (w)
+#else /* !XAWT */
+#include <sun_awt_motif_MComponentPeer.h>
+#include <sun_awt_motif_MInputMethod.h>
+
+#define MCOMPONENTPEER_CLASS_NAME       "sun/awt/motif/MComponentPeer"
+#endif /* XAWT */
+
+#define THROW_OUT_OF_MEMORY_ERROR() \
+        JNU_ThrowOutOfMemoryError((JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2), NULL)
+#define SETARG(name, value)     XtSetArg(args[argc], name, value); argc++
+
+struct X11InputMethodIDs {
+  jfieldID pData;
+} x11InputMethodIDs;
+
+static void PreeditStartCallback(XIC, XPointer, XPointer);
+static void PreeditDoneCallback(XIC, XPointer, XPointer);
+static void PreeditDrawCallback(XIC, XPointer,
+                                XIMPreeditDrawCallbackStruct *);
+static void PreeditCaretCallback(XIC, XPointer,
+                                 XIMPreeditCaretCallbackStruct *);
+#ifdef __linux__
+static void StatusStartCallback(XIC, XPointer, XPointer);
+static void StatusDoneCallback(XIC, XPointer, XPointer);
+static void StatusDrawCallback(XIC, XPointer,
+                               XIMStatusDrawCallbackStruct *);
+#endif
+
+#define ROOT_WINDOW_STYLES      (XIMPreeditNothing | XIMStatusNothing)
+#define NO_STYLES               (XIMPreeditNone | XIMStatusNone)
+
+#define PreeditStartIndex       0
+#define PreeditDoneIndex        1
+#define PreeditDrawIndex        2
+#define PreeditCaretIndex       3
+#ifdef __linux__
+#define StatusStartIndex        4
+#define StatusDoneIndex         5
+#define StatusDrawIndex         6
+#define NCALLBACKS              7
+#else
+#define NCALLBACKS              4
+#endif
+
+/*
+ * Callback function pointers: the order has to match the *Index
+ * values above.
+ */
+static XIMProc callback_funcs[NCALLBACKS] = {
+    (XIMProc)PreeditStartCallback,
+    (XIMProc)PreeditDoneCallback,
+    (XIMProc)PreeditDrawCallback,
+    (XIMProc)PreeditCaretCallback,
+#ifdef __linux__
+    (XIMProc)StatusStartCallback,
+    (XIMProc)StatusDoneCallback,
+    (XIMProc)StatusDrawCallback,
+#endif
+};
+
+#ifdef __linux__
+#define MAX_STATUS_LEN  100
+typedef struct {
+    Window   w;                /*status window id        */
+    Window   root;             /*the root window id      */
+#ifdef XAWT
+    Window   parent;           /*parent shell window     */
+#else
+    Widget   parent;           /*parent shell window     */
+#endif
+    int      x, y;             /*parent's upperleft position */
+    int      width, height;    /*parent's width, height  */
+    GC       lightGC;          /*gc for light border     */
+    GC       dimGC;            /*gc for dim border       */
+    GC       bgGC;             /*normal painting         */
+    GC       fgGC;             /*normal painting         */
+    int      statusW, statusH; /*status window's w, h    */
+    int      rootW, rootH;     /*root window's w, h    */
+    int      bWidth;           /*border width            */
+    char     status[MAX_STATUS_LEN]; /*status text       */
+    XFontSet fontset;           /*fontset for drawing    */
+    int      off_x, off_y;
+    Bool     on;                /*if the status window on*/
+} StatusWindow;
+#endif
+
+/*
+ * X11InputMethodData keeps per X11InputMethod instance information. A pointer
+ * to this data structure is kept in an X11InputMethod object (pData).
+ */
+typedef struct _X11InputMethodData {
+    XIC         current_ic;     /* current X Input Context */
+    XIC         ic_active;      /* X Input Context for active clients */
+    XIC         ic_passive;     /* X Input Context for passive clients */
+    XIMCallback *callbacks;     /* callback parameters */
+#ifndef XAWT
+    jobject     peer;           /* MComponentPeer of client Window */
+#endif /* XAWT */
+    jobject     x11inputmethod; /* global ref to X11InputMethod instance */
+                                /* associated with the XIC */
+#ifdef __linux__
+    StatusWindow *statusWindow; /* our own status window  */
+#else
+#ifndef XAWT
+    Widget      statusWidget;   /* IM status window widget */
+#endif /* XAWT */
+#endif
+    char        *lookup_buf;    /* buffer used for XmbLookupString */
+    int         lookup_buf_len; /* lookup buffer size in bytes */
+} X11InputMethodData;
+
+/*
+ * When XIC is created, a global reference is created for
+ * sun.awt.X11InputMethod object so that it could be used by the XIM callback
+ * functions. This could be a dangerous thing to do when the original
+ * X11InputMethod object is garbage collected and as a result,
+ * destroyX11InputMethodData is called to delete the global reference.
+ * If any XIM callback function still holds and uses the "already deleted"
+ * global reference, disaster is going to happen. So we have to maintain
+ * a list for these global references which is consulted first when the
+ * callback functions or any function tries to use "currentX11InputMethodObject"
+ * which always refers to the global reference try to use it.
+ *
+ */
+typedef struct _X11InputMethodGRefNode {
+    jobject inputMethodGRef;
+    struct _X11InputMethodGRefNode* next;
+} X11InputMethodGRefNode;
+
+X11InputMethodGRefNode *x11InputMethodGRefListHead = NULL;
+
+/* reference to the current X11InputMethod instance, it is always
+   point to the global reference to the X11InputMethodObject since
+   it could be referenced by different threads. */
+jobject currentX11InputMethodInstance = NULL;
+
+Window  currentFocusWindow = 0;  /* current window that has focus for input
+                                       method. (the best place to put this
+                                       information should be
+                                       currentX11InputMethodInstance's pData) */
+static XIM X11im = NULL;
+Display * dpy = NULL;
+
+#define GetJNIEnv() (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2)
+
+#ifndef XAWT
+static jobject  mcompClass = NULL;
+static jobject  awteventClass = NULL;
+static jfieldID mcompPDataID = NULL;
+#endif /* XAWT */
+
+static void DestroyXIMCallback(XIM, XPointer, XPointer);
+static void OpenXIMCallback(Display *, XPointer, XPointer);
+/* Solaris XIM Extention */
+#define XNCommitStringCallback "commitStringCallback"
+static void CommitStringCallback(XIC, XPointer, XPointer);
+
+static X11InputMethodData * getX11InputMethodData(JNIEnv *, jobject);
+static void setX11InputMethodData(JNIEnv *, jobject, X11InputMethodData *);
+static void destroyX11InputMethodData(JNIEnv *, X11InputMethodData *);
+static void freeX11InputMethodData(JNIEnv *, X11InputMethodData *);
+
+#ifdef __solaris__
+/* Prototype for this function is missing in Solaris X11R6 Xlib.h */
+extern char *XSetIMValues(
+#if NeedVarargsPrototypes
+    XIM /* im */, ...
+#endif
+);
+#endif
+
+#ifdef XAWT_HACK
+/*
+ * This function is stolen from /src/solaris/hpi/src/system_md.c
+ * It is used in setting the time in Java-level InputEvents
+ */
+jlong
+awt_util_nowMillisUTC()
+{
+    struct timeval t;
+    gettimeofday(&t, NULL);
+    return ((jlong)t.tv_sec) * 1000 + (jlong)(t.tv_usec/1000);
+}
+#endif /* XAWT_HACK */
+
+/*
+ * Converts the wchar_t string to a multi-byte string calling wcstombs(). A
+ * buffer is allocated by malloc() to store the multi-byte string. NULL is
+ * returned if the given wchar_t string pointer is NULL or buffer allocation is
+ * failed.
+ */
+static char *
+wcstombsdmp(wchar_t *wcs, int len)
+{
+    size_t n;
+    char *mbs;
+
+    if (wcs == NULL)
+        return NULL;
+
+    n = len*MB_CUR_MAX + 1;
+
+    mbs = (char *) malloc(n * sizeof(char));
+    if (mbs == NULL) {
+        THROW_OUT_OF_MEMORY_ERROR();
+        return NULL;
+    }
+
+    /* TODO: check return values... Handle invalid characters properly...  */
+    if (wcstombs(mbs, wcs, n) == (size_t)-1)
+        return NULL;
+
+    return mbs;
+}
+
+#ifndef XAWT
+/*
+ * Find a class for the given class name and return a global reference to the
+ * class.
+ */
+static jobject
+findClass(const char *className)
+{
+    JNIEnv *env = GetJNIEnv();
+    jclass classClass;
+    jobject objectClass;
+
+    classClass = (*env)->FindClass(env, className);
+    objectClass = (*env)->NewGlobalRef(env,classClass);
+
+    if (JNU_IsNull(env, objectClass)) {
+        JNU_ThrowClassNotFoundException(env, className);
+    }
+    return objectClass;
+}
+#endif /* XAWT */
+
+/*
+ * Returns True if the global reference is still in the list,
+ * otherwise False.
+ */
+static Bool isX11InputMethodGRefInList(jobject imGRef) {
+    X11InputMethodGRefNode *pX11InputMethodGRef = x11InputMethodGRefListHead;
+
+    if (imGRef == NULL) {
+        return False;
+    }
+
+    while (pX11InputMethodGRef != NULL) {
+        if (pX11InputMethodGRef->inputMethodGRef == imGRef) {
+            return True;
+        }
+        pX11InputMethodGRef = pX11InputMethodGRef->next;
+    }
+
+    return False;
+}
+
+/*
+ * Add the new created global reference to the list.
+ */
+static void addToX11InputMethodGRefList(jobject newX11InputMethodGRef) {
+    X11InputMethodGRefNode *newNode = NULL;
+
+    if (newX11InputMethodGRef == NULL ||
+        isX11InputMethodGRefInList(newX11InputMethodGRef)) {
+        return;
+    }
+
+    newNode = (X11InputMethodGRefNode *)malloc(sizeof(X11InputMethodGRefNode));
+
+    if (newNode == NULL) {
+        return;
+    } else {
+        newNode->inputMethodGRef = newX11InputMethodGRef;
+        newNode->next = x11InputMethodGRefListHead;
+        x11InputMethodGRefListHead = newNode;
+    }
+}
+
+/*
+ * Remove the global reference from the list.
+ */
+static void removeX11InputMethodGRefFromList(jobject x11InputMethodGRef) {
+     X11InputMethodGRefNode *pX11InputMethodGRef = NULL;
+     X11InputMethodGRefNode *cX11InputMethodGRef = x11InputMethodGRefListHead;
+
+     if (x11InputMethodGRefListHead == NULL ||
+         x11InputMethodGRef == NULL) {
+         return;
+     }
+
+     /* cX11InputMethodGRef always refers to the current node while
+        pX11InputMethodGRef refers to the previous node.
+     */
+     while (cX11InputMethodGRef != NULL) {
+         if (cX11InputMethodGRef->inputMethodGRef == x11InputMethodGRef) {
+             break;
+         }
+         pX11InputMethodGRef = cX11InputMethodGRef;
+         cX11InputMethodGRef = cX11InputMethodGRef->next;
+     }
+
+     if (cX11InputMethodGRef == NULL) {
+         return; /* Not found. */
+     }
+
+     if (cX11InputMethodGRef == x11InputMethodGRefListHead) {
+         x11InputMethodGRefListHead = x11InputMethodGRefListHead->next;
+     } else {
+         pX11InputMethodGRef->next = cX11InputMethodGRef->next;
+     }
+     free(cX11InputMethodGRef);
+
+     return;
+}
+
+
+static X11InputMethodData * getX11InputMethodData(JNIEnv * env, jobject imInstance) {
+    X11InputMethodData *pX11IMData =
+        (X11InputMethodData *)JNU_GetLongFieldAsPtr(env, imInstance, x11InputMethodIDs.pData);
+
+    /*
+     * In case the XIM server was killed somehow, reset X11InputMethodData.
+     */
+    if (X11im == NULL && pX11IMData != NULL) {
+        JNU_CallMethodByName(env, NULL, pX11IMData->x11inputmethod,
+                             "flushText",
+                             "()V");
+        /* IMPORTANT:
+           The order of the following calls is critical since "imInstance" may
+           point to the global reference itself, if "freeX11InputMethodData" is called
+           first, the global reference will be destroyed and "setX11InputMethodData"
+           will in fact fail silently. So pX11IMData will not be set to NULL.
+           This could make the original java object refers to a deleted pX11IMData
+           object.
+        */
+        setX11InputMethodData(env, imInstance, NULL);
+        freeX11InputMethodData(env, pX11IMData);
+        pX11IMData = NULL;
+    }
+
+    return pX11IMData;
+}
+
+static void setX11InputMethodData(JNIEnv * env, jobject imInstance, X11InputMethodData *pX11IMData) {
+    JNU_SetLongFieldFromPtr(env, imInstance, x11InputMethodIDs.pData, pX11IMData);
+}
+
+/* this function should be called within AWT_LOCK() */
+static void
+destroyX11InputMethodData(JNIEnv *env, X11InputMethodData *pX11IMData)
+{
+    /*
+     * Destroy XICs
+     */
+    if (pX11IMData == NULL) {
+        return;
+    }
+
+    if (pX11IMData->ic_active != (XIC)0) {
+        XUnsetICFocus(pX11IMData->ic_active);
+        XDestroyIC(pX11IMData->ic_active);
+        if (pX11IMData->ic_active != pX11IMData->ic_passive) {
+            if (pX11IMData->ic_passive != (XIC)0) {
+                XUnsetICFocus(pX11IMData->ic_passive);
+                XDestroyIC(pX11IMData->ic_passive);
+            }
+            pX11IMData->ic_passive = (XIC)0;
+            pX11IMData->current_ic = (XIC)0;
+        }
+    }
+
+    freeX11InputMethodData(env, pX11IMData);
+}
+
+static void
+freeX11InputMethodData(JNIEnv *env, X11InputMethodData *pX11IMData)
+{
+#ifdef __linux__
+    if (pX11IMData->statusWindow != NULL){
+        StatusWindow *sw = pX11IMData->statusWindow;
+        XFreeGC(awt_display, sw->lightGC);
+        XFreeGC(awt_display, sw->dimGC);
+        XFreeGC(awt_display, sw->bgGC);
+        XFreeGC(awt_display, sw->fgGC);
+        if (sw->fontset != NULL) {
+            XFreeFontSet(awt_display, sw->fontset);
+        }
+        XDestroyWindow(awt_display, sw->w);
+        free((void*)sw);
+    }
+#endif
+
+    if (pX11IMData->callbacks)
+        free((void *)pX11IMData->callbacks);
+
+    if (env) {
+#ifndef XAWT
+        (*env)->DeleteGlobalRef(env, pX11IMData->peer);
+#endif /* XAWT */
+        /* Remove the global reference from the list, so that
+           the callback function or whoever refers to it could know.
+        */
+        removeX11InputMethodGRefFromList(pX11IMData->x11inputmethod);
+        (*env)->DeleteGlobalRef(env, pX11IMData->x11inputmethod);
+    }
+
+    if (pX11IMData->lookup_buf) {
+        free((void *)pX11IMData->lookup_buf);
+    }
+
+    free((void *)pX11IMData);
+}
+
+/*
+ * Sets or unsets the focus to the given XIC.
+ */
+static void
+setXICFocus(XIC ic, unsigned short req)
+{
+    if (ic == NULL) {
+        (void)fprintf(stderr, "Couldn't find X Input Context\n");
+        return;
+    }
+    if (req == 1)
+        XSetICFocus(ic);
+    else
+        XUnsetICFocus(ic);
+}
+
+/*
+ * Sets the focus window to the given XIC.
+ */
+static void
+setXICWindowFocus(XIC ic, Window w)
+{
+    if (ic == NULL) {
+        (void)fprintf(stderr, "Couldn't find X Input Context\n");
+        return;
+    }
+    (void) XSetICValues(ic, XNFocusWindow, w, NULL);
+}
+
+/*
+ * Invokes XmbLookupString() to get something from the XIM. It invokes
+ * X11InputMethod.dispatchCommittedText() if XmbLookupString() returns
+ * committed text.  This function is called from handleKeyEvent in canvas.c and
+ * it's under the Motif event loop thread context.
+ *
+ * Buffer usage: There is a bug in XFree86-4.3.0 XmbLookupString implementation,
+ * where it never returns XBufferOverflow.  We need to allocate the initial lookup buffer
+ * big enough, so that the possibility that user encounters this problem is relatively
+ * small.  When this bug gets fixed, we can make the initial buffer size smaller.
+ * Note that XmbLookupString() sometimes produces a non-null-terminated string.
+ *
+ * Returns True when there is a keysym value to be handled.
+ */
+#define INITIAL_LOOKUP_BUF_SIZE 512
+
+Bool
+awt_x11inputmethod_lookupString(XKeyPressedEvent *event, KeySym *keysymp)
+{
+    JNIEnv *env = GetJNIEnv();
+    X11InputMethodData *pX11IMData = NULL;
+    KeySym keysym = NoSymbol;
+    Status status;
+    int mblen;
+    jstring javastr;
+    XIC ic;
+    Bool result = True;
+    static Bool composing = False;
+
+    /*
+      printf("lookupString: entering...\n");
+     */
+
+    if (!isX11InputMethodGRefInList(currentX11InputMethodInstance)) {
+        currentX11InputMethodInstance = NULL;
+        return False;
+    }
+
+    pX11IMData = getX11InputMethodData(env, currentX11InputMethodInstance);
+
+    if (pX11IMData == NULL) {
+#ifdef __linux__
+        return False;
+#else
+        return result;
+#endif
+    }
+
+    if ((ic = pX11IMData->current_ic) == (XIC)0){
+#ifdef __linux__
+        return False;
+#else
+        return result;
+#endif
+    }
+
+    /* allocate the lookup buffer at the first invocation */
+    if (pX11IMData->lookup_buf_len == 0) {
+        pX11IMData->lookup_buf = (char *)malloc(INITIAL_LOOKUP_BUF_SIZE);
+        if (pX11IMData->lookup_buf == NULL) {
+            THROW_OUT_OF_MEMORY_ERROR();
+            return result;
+        }
+        pX11IMData->lookup_buf_len = INITIAL_LOOKUP_BUF_SIZE;
+    }
+
+    mblen = XmbLookupString(ic, event, pX11IMData->lookup_buf,
+                            pX11IMData->lookup_buf_len - 1, &keysym, &status);
+
+    /*
+     * In case of overflow, a buffer is allocated and it retries
+     * XmbLookupString().
+     */
+    if (status == XBufferOverflow) {
+        free((void *)pX11IMData->lookup_buf);
+        pX11IMData->lookup_buf_len = 0;
+        pX11IMData->lookup_buf = (char *)malloc(mblen + 1);
+        if (pX11IMData->lookup_buf == NULL) {
+            THROW_OUT_OF_MEMORY_ERROR();
+            return result;
+        }
+        pX11IMData->lookup_buf_len = mblen + 1;
+        mblen = XmbLookupString(ic, event, pX11IMData->lookup_buf,
+                            pX11IMData->lookup_buf_len - 1, &keysym, &status);
+    }
+    pX11IMData->lookup_buf[mblen] = 0;
+
+    /* Get keysym without taking modifiers into account first to map
+     * to AWT keyCode table.
+     */
+#ifndef XAWT
+    if (((event->state & ShiftMask) ||
+        (event->state & LockMask)) &&
+         keysym >= 'A' && keysym <= 'Z')
+    {
+        keysym = XLookupKeysym(event, 0);
+    }
+#endif
+
+    switch (status) {
+    case XLookupBoth:
+        if (!composing) {
+#ifdef XAWT
+            if (event->keycode != 0) {
+#else
+            if (keysym < 128 || ((keysym & 0xff00) == 0xff00)) {
+#endif
+                *keysymp = keysym;
+                result = False;
+                break;
+            }
+        }
+        composing = False;
+        /*FALLTHRU*/
+    case XLookupChars:
+    /*
+     printf("lookupString: status=XLookupChars, type=%d, state=%x, keycode=%x, keysym=%x\n",
+       event->type, event->state, event->keycode, keysym);
+    */
+        javastr = JNU_NewStringPlatform(env, (const char *)pX11IMData->lookup_buf);
+        if (javastr != NULL) {
+            JNU_CallMethodByName(env, NULL,
+                                 currentX11InputMethodInstance,
+                                 "dispatchCommittedText",
+                                 "(Ljava/lang/String;J)V",
+                                 javastr,
+#ifndef XAWT_HACK
+                                 awt_util_nowMillisUTC_offset(event->time));
+#else
+                                 event->time);
+#endif
+        }
+        break;
+
+    case XLookupKeySym:
+    /*
+     printf("lookupString: status=XLookupKeySym, type=%d, state=%x, keycode=%x, keysym=%x\n",
+       event->type, event->state, event->keycode, keysym);
+    */
+        if (keysym == XK_Multi_key)
+            composing = True;
+        if (! composing) {
+            *keysymp = keysym;
+            result = False;
+        }
+        break;
+
+    case XLookupNone:
+    /*
+     printf("lookupString: status=XLookupNone, type=%d, state=%x, keycode=%x, keysym=%x\n",
+        event->type, event->state, event->keycode, keysym);
+    */
+        break;
+    }
+
+    return result;
+}
+
+#ifdef __linux__
+static StatusWindow *createStatusWindow(
+#ifdef XAWT
+                                Window parent) {
+#else
+                                Widget parent) {
+#endif
+    StatusWindow *statusWindow;
+    XSetWindowAttributes attrib;
+    unsigned long attribmask;
+    Window containerWindow;
+    Window status;
+    Window child;
+    XWindowAttributes xwa;
+    XWindowAttributes xxwa;
+    /* Variable for XCreateFontSet()*/
+    char **mclr;
+    int  mccr = 0;
+    char *dsr;
+    Pixel bg, fg, light, dim;
+    int x, y, w, h, bw, depth, off_x, off_y, xx, yy;
+    XGCValues values;
+    unsigned long valuemask = 0;  /*ignore XGCvalue and use defaults*/
+    int screen = 0;
+    int i;
+    AwtGraphicsConfigDataPtr adata;
+    extern int awt_numScreens;
+    /*hardcode the size right now, should get the size base on font*/
+    int   width=80, height=22;
+    Window rootWindow;
+    Window *ignoreWindowPtr;
+    unsigned int ignoreUnit;
+
+#ifdef XAWT
+    XGetGeometry(dpy, parent, &rootWindow, &x, &y, &w, &h, &bw, &depth);
+#else
+    while (!XtIsShell(parent)){
+        parent = XtParent(parent);
+    }
+#endif
+
+    attrib.override_redirect = True;
+    attribmask = CWOverrideRedirect;
+    for (i = 0; i < awt_numScreens; i++) {
+#ifdef XAWT
+        if (RootWindow(dpy, i) == rootWindow) {
+#else
+        if (ScreenOfDisplay(dpy, i) == XtScreen(parent)) {
+#endif
+            screen = i;
+            break;
+        }
+    }
+    adata = getDefaultConfig(screen);
+    bg    = adata->AwtColorMatch(255, 255, 255, adata);
+    fg    = adata->AwtColorMatch(0, 0, 0, adata);
+    light = adata->AwtColorMatch(195, 195, 195, adata);
+    dim   = adata->AwtColorMatch(128, 128, 128, adata);
+
+    XGetWindowAttributes(dpy, XtWindow(parent), &xwa);
+    bw = 2; /*xwa.border_width does not have the correct value*/
+
+    /*compare the size difference between parent container
+      and shell widget, the diff should be the border frame
+      and title bar height (?)*/
+
+    XQueryTree( dpy,
+                XtWindow(parent),
+                &rootWindow,
+                &containerWindow,
+                &ignoreWindowPtr,
+                &ignoreUnit);
+    XGetWindowAttributes(dpy, containerWindow, &xxwa);
+
+    off_x = (xxwa.width - xwa.width) / 2;
+    off_y = xxwa.height - xwa.height - off_x; /*it's magic:-) */
+
+    /*get the size of root window*/
+    XGetWindowAttributes(dpy, rootWindow, &xxwa);
+
+    XTranslateCoordinates(dpy,
+                          XtWindow(parent), xwa.root,
+                          xwa.x, xwa.y,
+                          &x, &y,
+                          &child);
+    xx = x - off_x;
+    yy = y + xwa.height - off_y;
+    if (xx < 0 ){
+        xx = 0;
+    }
+    if (xx + width > xxwa.width){
+        xx = xxwa.width - width;
+    }
+    if (yy + height > xxwa.height){
+        yy = xxwa.height - height;
+    }
+
+    status =  XCreateWindow(dpy,
+                            xwa.root,
+                            xx, yy,
+                            width, height,
+                            0,
+                            xwa.depth,
+                            InputOutput,
+                            adata->awt_visInfo.visual,
+                            attribmask, &attrib);
+    XSelectInput(dpy, status,
+                 ExposureMask | StructureNotifyMask | EnterWindowMask |
+                 LeaveWindowMask | VisibilityChangeMask);
+    statusWindow = (StatusWindow*) calloc(1, sizeof(StatusWindow));
+    if (statusWindow == NULL){
+        THROW_OUT_OF_MEMORY_ERROR();
+        return NULL;
+    }
+    statusWindow->w = status;
+    //12-point font
+    statusWindow->fontset = XCreateFontSet(dpy,
+                                           "-*-*-medium-r-normal-*-*-120-*-*-*-*",
+                                           &mclr, &mccr, &dsr);
+    /* In case we didn't find the font set, release the list of missing characters */
+    if (mccr > 0) {
+        XFreeStringList(mclr);
+    }
+    statusWindow->parent = parent;
+    statusWindow->on  = False;
+    statusWindow->x = x;
+    statusWindow->y = y;
+    statusWindow->width = xwa.width;
+    statusWindow->height = xwa.height;
+    statusWindow->off_x = off_x;
+    statusWindow->off_y = off_y;
+    statusWindow->bWidth  = bw;
+    statusWindow->statusH = height;
+    statusWindow->statusW = width;
+    statusWindow->rootH = xxwa.height;
+    statusWindow->rootW = xxwa.width;
+    statusWindow->lightGC = XCreateGC(dpy, status, valuemask, &values);
+    XSetForeground(dpy, statusWindow->lightGC, light);
+    statusWindow->dimGC = XCreateGC(dpy, status, valuemask, &values);
+    XSetForeground(dpy, statusWindow->dimGC, dim);
+    statusWindow->fgGC = XCreateGC(dpy, status, valuemask, &values);
+    XSetForeground(dpy, statusWindow->fgGC, fg);
+    statusWindow->bgGC = XCreateGC(dpy, status, valuemask, &values);
+    XSetForeground(dpy, statusWindow->bgGC, bg);
+    return statusWindow;
+}
+
+/* This method is to turn off or turn on the status window. */
+static void onoffStatusWindow(X11InputMethodData* pX11IMData,
+#ifdef XAWT
+                                Window parent,
+#else
+                                Widget parent,
+#endif
+                                Bool ON){
+    XWindowAttributes xwa;
+    Window child;
+    int x, y;
+    StatusWindow *statusWindow = NULL;
+
+    if (NULL == currentX11InputMethodInstance ||
+        NULL == pX11IMData ||
+        NULL == (statusWindow =  pX11IMData->statusWindow)){
+        return;
+    }
+
+    if (ON == False){
+        XUnmapWindow(dpy, statusWindow->w);
+        statusWindow->on = False;
+        return;
+    }
+#ifdef XAWT
+    parent = JNU_CallMethodByName(GetJNIEnv(), NULL, pX11IMData->x11inputmethod,
+                                  "getCurrentParentWindow",
+                                  "()J").j;
+#else
+    while (!XtIsShell(parent)){
+        parent = XtParent(parent);
+    }
+#endif
+    if (statusWindow->parent != parent){
+        statusWindow->parent = parent;
+    }
+    XGetWindowAttributes(dpy, XtWindow(parent), &xwa);
+    XTranslateCoordinates(dpy,
+                          XtWindow(parent), xwa.root,
+                          xwa.x, xwa.y,
+                          &x, &y,
+                          &child);
+    if (statusWindow->x != x
+        || statusWindow->y != y
+        || statusWindow->height != xwa.height){
+        statusWindow->x = x;
+        statusWindow->y = y;
+        statusWindow->height = xwa.height;
+        x = statusWindow->x - statusWindow->off_x;
+        y = statusWindow->y + statusWindow->height - statusWindow->off_y;
+        if (x < 0 ){
+            x = 0;
+        }
+        if (x + statusWindow->statusW > statusWindow->rootW){
+            x = statusWindow->rootW - statusWindow->statusW;
+        }
+        if (y + statusWindow->statusH > statusWindow->rootH){
+            y = statusWindow->rootH - statusWindow->statusH;
+        }
+        XMoveWindow(dpy, statusWindow->w, x, y);
+    }
+    statusWindow->on = True;
+    XMapWindow(dpy, statusWindow->w);
+}
+
+void paintStatusWindow(StatusWindow *statusWindow){
+    Window  win  = statusWindow->w;
+    GC  lightgc = statusWindow->lightGC;
+    GC  dimgc = statusWindow->dimGC;
+    GC  bggc = statusWindow->bgGC;
+    GC  fggc = statusWindow->fgGC;
+
+    int width = statusWindow->statusW;
+    int height = statusWindow->statusH;
+    int bwidth = statusWindow->bWidth;
+    XFillRectangle(dpy, win, bggc, 0, 0, width, height);
+    /* draw border */
+    XDrawLine(dpy, win, fggc, 0, 0, width, 0);
+    XDrawLine(dpy, win, fggc, 0, height-1, width-1, height-1);
+    XDrawLine(dpy, win, fggc, 0, 0, 0, height-1);
+    XDrawLine(dpy, win, fggc, width-1, 0, width-1, height-1);
+
+    XDrawLine(dpy, win, lightgc, 1, 1, width-bwidth, 1);
+    XDrawLine(dpy, win, lightgc, 1, 1, 1, height-2);
+    XDrawLine(dpy, win, lightgc, 1, height-2, width-bwidth, height-2);
+    XDrawLine(dpy, win, lightgc, width-bwidth-1, 1, width-bwidth-1, height-2);
+
+    XDrawLine(dpy, win, dimgc, 2, 2, 2, height-3);
+    XDrawLine(dpy, win, dimgc, 2, height-3, width-bwidth-1, height-3);
+    XDrawLine(dpy, win, dimgc, 2, 2, width-bwidth-2, 2);
+    XDrawLine(dpy, win, dimgc, width-bwidth, 2, width-bwidth, height-3);
+    if (statusWindow->fontset){
+        XmbDrawString(dpy, win, statusWindow->fontset, fggc,
+                      bwidth + 2, height - bwidth - 4,
+                      statusWindow->status,
+                      strlen(statusWindow->status));
+    }
+    else{
+        /*too bad we failed to create a fontset for this locale*/
+        XDrawString(dpy, win, fggc, bwidth + 2, height - bwidth - 4,
+                    "[InputMethod ON]", strlen("[InputMethod ON]"));
+    }
+}
+
+void statusWindowEventHandler(XEvent event){
+    JNIEnv *env = GetJNIEnv();
+    X11InputMethodData *pX11IMData = NULL;
+    StatusWindow *statusWindow;
+
+    if (!isX11InputMethodGRefInList(currentX11InputMethodInstance)) {
+        currentX11InputMethodInstance = NULL;
+        return;
+    }
+
+    if (NULL == currentX11InputMethodInstance
+        || NULL == (pX11IMData = getX11InputMethodData(env, currentX11InputMethodInstance))
+        || NULL == (statusWindow = pX11IMData->statusWindow)
+        || statusWindow->w != event.xany.window){
+        return;
+    }
+
+    switch (event.type){
+    case Expose:
+        paintStatusWindow(statusWindow);
+        break;
+    case MapNotify:
+    case ConfigureNotify:
+        {
+          /*need to reset the stackMode...*/
+            XWindowChanges xwc;
+            int value_make = CWStackMode;
+            xwc.stack_mode = TopIf;
+            XConfigureWindow(dpy, statusWindow->w, value_make, &xwc);
+        }
+        break;
+        /*
+    case UnmapNotify:
+    case VisibilityNotify:
+        break;
+        */
+    default:
+        break;
+  }
+}
+
+#ifdef XAWT
+static void adjustStatusWindow(Window shell){
+#else
+void adjustStatusWindow(Widget shell){
+#endif
+    JNIEnv *env = GetJNIEnv();
+    X11InputMethodData *pX11IMData = NULL;
+    StatusWindow *statusWindow;
+
+    if (NULL == currentX11InputMethodInstance
+        || !isX11InputMethodGRefInList(currentX11InputMethodInstance)
+        || NULL == (pX11IMData = getX11InputMethodData(env,currentX11InputMethodInstance))
+        || NULL == (statusWindow = pX11IMData->statusWindow)
+        || !statusWindow->on) {
+        return;
+    }
+#ifdef XAWT
+    {
+#else
+    if (statusWindow->parent == shell) {
+#endif
+        XWindowAttributes xwa;
+        int x, y;
+        Window child;
+        XGetWindowAttributes(dpy, XtWindow(shell), &xwa);
+        XTranslateCoordinates(dpy,
+                              XtWindow(shell), xwa.root,
+                              xwa.x, xwa.y,
+                              &x, &y,
+                              &child);
+        if (statusWindow->x != x
+            || statusWindow->y != y
+            || statusWindow->height != xwa.height){
+          statusWindow->x = x;
+          statusWindow->y = y;
+          statusWindow->height = xwa.height;
+
+          x = statusWindow->x - statusWindow->off_x;
+          y = statusWindow->y + statusWindow->height - statusWindow->off_y;
+          if (x < 0 ){
+              x = 0;
+          }
+          if (x + statusWindow->statusW > statusWindow->rootW){
+              x = statusWindow->rootW - statusWindow->statusW;
+          }
+          if (y + statusWindow->statusH > statusWindow->rootH){
+              y = statusWindow->rootH - statusWindow->statusH;
+          }
+          XMoveWindow(dpy, statusWindow->w, x, y);
+        }
+    }
+}
+#endif  /*__linux__*/
+/*
+ * Creates two XICs, one for active clients and the other for passive
+ * clients. All information on those XICs are stored in the
+ * X11InputMethodData given by the pX11IMData parameter.
+ *
+ * For active clients: Try to use preedit callback to support
+ * on-the-spot. If tc is not null, the XIC to be created will
+ * share the Status Area with Motif widgets (TextComponents). If the
+ * preferable styles can't be used, fallback to root-window styles. If
+ * root-window styles failed, fallback to None styles.
+ *
+ * For passive clients: Try to use root-window styles. If failed,
+ * fallback to None styles.
+ */
+static Bool
+#ifdef XAWT
+createXIC(JNIEnv * env, X11InputMethodData *pX11IMData, Window w)
+#else /* !XAWT */
+createXIC(Widget w, X11InputMethodData *pX11IMData,
+          jobject tc, jobject peer)
+#endif /* XAWT */
+{
+    XIC active_ic, passive_ic;
+    XVaNestedList preedit = NULL;
+    XVaNestedList status = NULL;
+    XIMStyle on_the_spot_styles = XIMPreeditCallbacks,
+             active_styles = 0,
+             passive_styles = 0,
+             no_styles = 0;
+    XIMCallback *callbacks;
+    unsigned short i;
+    XIMStyles *im_styles;
+    char *ret = NULL;
+
+    if (X11im == NULL) {
+        return False;
+    }
+#ifdef XAWT
+    if (w == NULL) {
+        return False;
+    }
+#else /* !XAWT */
+    /*
+     * If the parent window has one or more TextComponents, the status
+     * area of Motif will be shared with the created XIC. Otherwise,
+     * root-window style status is used.
+     */
+#endif /* XAWT */
+
+    ret = XGetIMValues(X11im, XNQueryInputStyle, &im_styles, NULL);
+
+    if (ret != NULL) {
+        jio_fprintf(stderr,"XGetIMValues: %s\n",ret);
+        return FALSE ;
+    }
+
+#ifdef __linux__
+    on_the_spot_styles |= XIMStatusNothing;
+
+    /*kinput does not support XIMPreeditCallbacks and XIMStatusArea
+      at the same time, so use StatusCallback to draw the status
+      ourself
+    */
+    for (i = 0; i < im_styles->count_styles; i++) {
+        if (im_styles->supported_styles[i] == (XIMPreeditCallbacks | XIMStatusCallbacks)) {
+            on_the_spot_styles = (XIMPreeditCallbacks | XIMStatusCallbacks);
+            break;
+        }
+    }
+#else /*! __linux__ */
+#ifdef XAWT
+    on_the_spot_styles |= XIMStatusNothing;
+#else /* !XAWT */
+    /*
+     * If the parent window has one or more TextComponents, the status
+     * area of Motif will be shared with the created XIC. Otherwise,
+     * root-window style status is used.
+     */
+    if (tc != NULL){
+        XVaNestedList status = NULL;
+        status = awt_motif_getXICStatusAreaList(w, tc);
+        if (status != NULL){
+            on_the_spot_styles |=  XIMStatusArea;
+            XFree(status);
+        }
+        else
+            on_the_spot_styles |= XIMStatusNothing;
+    }
+    else
+        on_the_spot_styles |= XIMStatusNothing;
+
+#endif /* XAWT */
+#endif /* __linux__ */
+
+    for (i = 0; i < im_styles->count_styles; i++) {
+        active_styles |= im_styles->supported_styles[i] & on_the_spot_styles;
+        passive_styles |= im_styles->supported_styles[i] & ROOT_WINDOW_STYLES;
+        no_styles |= im_styles->supported_styles[i] & NO_STYLES;
+    }
+
+    XFree(im_styles);
+
+    if (active_styles != on_the_spot_styles) {
+        if (passive_styles == ROOT_WINDOW_STYLES)
+            active_styles = passive_styles;
+        else {
+            if (no_styles == NO_STYLES)
+                active_styles = passive_styles = NO_STYLES;
+            else
+                active_styles = passive_styles = 0;
+        }
+    } else {
+        if (passive_styles != ROOT_WINDOW_STYLES) {
+            if (no_styles == NO_STYLES)
+                active_styles = passive_styles = NO_STYLES;
+            else
+                active_styles = passive_styles = 0;
+        }
+    }
+
+    if (active_styles == on_the_spot_styles) {
+        callbacks = (XIMCallback *)malloc(sizeof(XIMCallback) * NCALLBACKS);
+        if (callbacks == (XIMCallback *)NULL)
+            return False;
+        pX11IMData->callbacks = callbacks;
+
+        for (i = 0; i < NCALLBACKS; i++, callbacks++) {
+            callbacks->client_data = (XPointer) pX11IMData->x11inputmethod;
+            callbacks->callback = callback_funcs[i];
+        }
+
+        callbacks = pX11IMData->callbacks;
+        preedit = (XVaNestedList)XVaCreateNestedList(0,
+                        XNPreeditStartCallback, &callbacks[PreeditStartIndex],
+                        XNPreeditDoneCallback,  &callbacks[PreeditDoneIndex],
+                        XNPreeditDrawCallback,  &callbacks[PreeditDrawIndex],
+                        XNPreeditCaretCallback, &callbacks[PreeditCaretIndex],
+                        NULL);
+        if (preedit == (XVaNestedList)NULL)
+            goto err;
+#ifdef __linux__
+        /*always try XIMStatusCallbacks for active client...*/
+        {
+            status = (XVaNestedList)XVaCreateNestedList(0,
+                        XNStatusStartCallback, &callbacks[StatusStartIndex],
+                        XNStatusDoneCallback,  &callbacks[StatusDoneIndex],
+                        XNStatusDrawCallback, &callbacks[StatusDrawIndex],
+                        NULL);
+
+            if (status == NULL)
+                goto err;
+            pX11IMData->statusWindow = createStatusWindow(w);
+            pX11IMData->ic_active = XCreateIC(X11im,
+                                              XNClientWindow, XtWindow(w),
+                                              XNFocusWindow, XtWindow(w),
+                                              XNInputStyle, active_styles,
+                                              XNPreeditAttributes, preedit,
+                                              XNStatusAttributes, status,
+                                              NULL);
+            XFree((void *)status);
+            XFree((void *)preedit);
+        }
+#else /* !__linux__ */
+#ifndef XAWT
+        if (on_the_spot_styles & XIMStatusArea) {
+            Widget parent;
+            status = awt_motif_getXICStatusAreaList(w, tc);
+            if (status == NULL)
+                goto err;
+            pX11IMData->statusWidget = awt_util_getXICStatusAreaWindow(w);
+            pX11IMData->ic_active = XCreateIC(X11im,
+                                              XNClientWindow, XtWindow(pX11IMData->statusWidget),
+                                              XNFocusWindow, XtWindow(w),
+                                              XNInputStyle, active_styles,
+                                              XNPreeditAttributes, preedit,
+                                              XNStatusAttributes, status,
+                                              NULL);
+            XFree((void *)status);
+        } else {
+#endif /* XAWT */
+            pX11IMData->ic_active = XCreateIC(X11im,
+                                              XNClientWindow, XtWindow(w),
+                                              XNFocusWindow, XtWindow(w),
+                                              XNInputStyle, active_styles,
+                                              XNPreeditAttributes, preedit,
+                                              NULL);
+#ifndef XAWT
+        }
+#endif /* XAWT */
+        XFree((void *)preedit);
+#endif /* __linux__ */
+        pX11IMData->ic_passive = XCreateIC(X11im,
+                                           XNClientWindow, XtWindow(w),
+                                           XNFocusWindow, XtWindow(w),
+                                           XNInputStyle, passive_styles,
+                                           NULL);
+
+    } else {
+        pX11IMData->ic_active = XCreateIC(X11im,
+                                          XNClientWindow, XtWindow(w),
+                                          XNFocusWindow, XtWindow(w),
+                                          XNInputStyle, active_styles,
+                                          NULL);
+        pX11IMData->ic_passive = pX11IMData->ic_active;
+    }
+
+    if (pX11IMData->ic_active == (XIC)0
+        || pX11IMData->ic_passive == (XIC)0) {
+        return False;
+    }
+
+    /*
+     * Use commit string call back if possible.
+     * This will ensure the correct order of preedit text and commit text
+     */
+    {
+        XIMCallback cb;
+        cb.client_data = (XPointer) pX11IMData->x11inputmethod;
+        cb.callback = CommitStringCallback;
+        XSetICValues (pX11IMData->ic_active, XNCommitStringCallback, &cb, NULL);
+        if (pX11IMData->ic_active != pX11IMData->ic_passive) {
+            XSetICValues (pX11IMData->ic_passive, XNCommitStringCallback, &cb, NULL);
+        }
+    }
+
+    /* Add the global reference object to X11InputMethod to the list. */
+    addToX11InputMethodGRefList(pX11IMData->x11inputmethod);
+
+    return True;
+
+ err:
+    if (preedit)
+        XFree((void *)preedit);
+    THROW_OUT_OF_MEMORY_ERROR();
+    return False;
+}
+
+static void
+PreeditStartCallback(XIC ic, XPointer client_data, XPointer call_data)
+{
+    /*ARGSUSED*/
+    /* printf("Native: PreeditCaretCallback\n"); */
+}
+
+static void
+PreeditDoneCallback(XIC ic, XPointer client_data, XPointer call_data)
+{
+    /*ARGSUSED*/
+    /* printf("Native: StatusStartCallback\n"); */
+}
+
+/*
+ * Translate the preedit draw callback items to Java values and invoke
+ * X11InputMethod.dispatchComposedText().
+ *
+ * client_data: X11InputMethod object
+ */
+static void
+PreeditDrawCallback(XIC ic, XPointer client_data,
+                    XIMPreeditDrawCallbackStruct *pre_draw)
+{
+    JNIEnv *env = GetJNIEnv();
+    X11InputMethodData *pX11IMData = NULL;
+    jmethodID x11imMethodID;
+
+    XIMText *text;
+    jstring javastr = NULL;
+    jintArray style = NULL;
+
+    /* printf("Native: PreeditDrawCallback() \n"); */
+    if (pre_draw == NULL) {
+        return;
+    }
+    AWT_LOCK();
+    if (!isX11InputMethodGRefInList((jobject)client_data)) {
+        if ((jobject)client_data == currentX11InputMethodInstance) {
+            currentX11InputMethodInstance = NULL;
+        }
+        goto finally;
+    }
+    if ((pX11IMData = getX11InputMethodData(env, (jobject)client_data)) == NULL) {
+        goto finally;
+    }
+
+    if ((text = pre_draw->text) != NULL) {
+        if (text->string.multi_byte != NULL) {
+            if (pre_draw->text->encoding_is_wchar == False) {
+                javastr = JNU_NewStringPlatform(env, (const char *)text->string.multi_byte);
+            } else {
+                char *mbstr = wcstombsdmp(text->string.wide_char, text->length);
+                if (mbstr == NULL) {
+                    goto finally;
+                }
+                javastr = JNU_NewStringPlatform(env, (const char *)mbstr);
+                free(mbstr);
+            }
+        }
+        if (text->feedback != NULL) {
+            int cnt;
+            jint *tmpstyle;
+
+            style = (*env)->NewIntArray(env, text->length);
+            if (JNU_IsNull(env, style)) {
+                THROW_OUT_OF_MEMORY_ERROR();
+                goto finally;
+            }
+
+            if (sizeof(XIMFeedback) == sizeof(jint)) {
+                /*
+                 * Optimization to avoid copying the array
+                 */
+                (*env)->SetIntArrayRegion(env, style, 0,
+                                          text->length, (jint *)text->feedback);
+            } else {
+                tmpstyle  = (jint *)malloc(sizeof(jint)*(text->length));
+                if (tmpstyle == (jint *) NULL) {
+                    THROW_OUT_OF_MEMORY_ERROR();
+                    goto finally;
+                }
+                for (cnt = 0; cnt < (int)text->length; cnt++)
+                        tmpstyle[cnt] = text->feedback[cnt];
+                (*env)->SetIntArrayRegion(env, style, 0,
+                                          text->length, (jint *)tmpstyle);
+            }
+        }
+    }
+    JNU_CallMethodByName(env, NULL, pX11IMData->x11inputmethod,
+                         "dispatchComposedText",
+                         "(Ljava/lang/String;[IIIIJ)V",
+                         javastr,
+                         style,
+                         (jint)pre_draw->chg_first,
+                         (jint)pre_draw->chg_length,
+                         (jint)pre_draw->caret,
+                         awt_util_nowMillisUTC());
+finally:
+    AWT_UNLOCK();
+    return;
+}
+
+static void
+PreeditCaretCallback(XIC ic, XPointer client_data,
+                     XIMPreeditCaretCallbackStruct *pre_caret)
+{
+    /*ARGSUSED*/
+    /* printf("Native: PreeditCaretCallback\n"); */
+
+}
+
+#ifdef __linux__
+static void
+StatusStartCallback(XIC ic, XPointer client_data, XPointer call_data)
+{
+    /*ARGSUSED*/
+    /*printf("StatusStartCallback:\n");  */
+
+}
+
+static void
+StatusDoneCallback(XIC ic, XPointer client_data, XPointer call_data)
+{
+    /*ARGSUSED*/
+    /*printf("StatusDoneCallback:\n"); */
+
+}
+
+static void
+StatusDrawCallback(XIC ic, XPointer client_data,
+                     XIMStatusDrawCallbackStruct *status_draw)
+{
+    /*ARGSUSED*/
+    /*printf("StatusDrawCallback:\n"); */
+    JNIEnv *env = GetJNIEnv();
+    X11InputMethodData *pX11IMData = NULL;
+    StatusWindow *statusWindow;
+
+    AWT_LOCK();
+
+    if (!isX11InputMethodGRefInList((jobject)client_data)) {
+        if ((jobject)client_data == currentX11InputMethodInstance) {
+            currentX11InputMethodInstance = NULL;
+        }
+        goto finally;
+    }
+
+    if (NULL == (pX11IMData = getX11InputMethodData(env, (jobject)client_data))
+        || NULL == (statusWindow = pX11IMData->statusWindow)){
+        goto finally;
+    }
+   currentX11InputMethodInstance = (jobject)client_data;
+
+    if (status_draw->type == XIMTextType){
+        XIMText *text = (status_draw->data).text;
+        if (text != NULL){
+          if (text->string.multi_byte != NULL){
+              strcpy(statusWindow->status, text->string.multi_byte);
+          }
+          else{
+              char *mbstr = wcstombsdmp(text->string.wide_char, text->length);
+              strcpy(statusWindow->status, mbstr);
+          }
+          statusWindow->on = True;
+          onoffStatusWindow(pX11IMData, statusWindow->parent, True);
+          paintStatusWindow(statusWindow);
+        }
+        else {
+            statusWindow->on = False;
+            /*just turnoff the status window
+            paintStatusWindow(statusWindow);
+            */
+            onoffStatusWindow(pX11IMData, 0, False);
+        }
+    }
+
+ finally:
+    AWT_UNLOCK();
+}
+#endif /*__linux__*/
+
+static void CommitStringCallback(XIC ic, XPointer client_data, XPointer call_data) {
+    JNIEnv *env = GetJNIEnv();
+    XIMText * text = (XIMText *)call_data;
+    X11InputMethodData *pX11IMData = NULL;
+    jstring javastr;
+
+    AWT_LOCK();
+
+    if (!isX11InputMethodGRefInList((jobject)client_data)) {
+        if ((jobject)client_data == currentX11InputMethodInstance) {
+            currentX11InputMethodInstance = NULL;
+        }
+        goto finally;
+    }
+
+    if ((pX11IMData = getX11InputMethodData(env, (jobject)client_data)) == NULL) {
+        goto finally;
+    }
+    currentX11InputMethodInstance = (jobject)client_data;
+
+    if (text->encoding_is_wchar == False) {
+        javastr = JNU_NewStringPlatform(env, (const char *)text->string.multi_byte);
+    } else {
+        char *mbstr = wcstombsdmp(text->string.wide_char, text->length);
+        if (mbstr == NULL) {
+            goto finally;
+        }
+        javastr = JNU_NewStringPlatform(env, (const char *)mbstr);
+        free(mbstr);
+    }
+
+    if (javastr != NULL) {
+        JNU_CallMethodByName(env, NULL,
+                                 pX11IMData->x11inputmethod,
+                                 "dispatchCommittedText",
+                                 "(Ljava/lang/String;J)V",
+                                 javastr,
+                                 awt_util_nowMillisUTC());
+    }
+ finally:
+    AWT_UNLOCK();
+}
+
+static void OpenXIMCallback(Display *display, XPointer client_data, XPointer call_data) {
+    extern int xerror_handler();
+    XIMCallback ximCallback;
+
+    X11im = XOpenIM(display, NULL, NULL, NULL);
+    if (X11im == NULL) {
+        return;
+    }
+
+    ximCallback.callback = (XIMProc)DestroyXIMCallback;
+    ximCallback.client_data = NULL;
+    XSetIMValues(X11im, XNDestroyCallback, &ximCallback, NULL);
+
+    /* Workaround for Solaris 2.6 bug 4097754. We're affected by this problem
+     * because Motif also calls XOpenIM for us. Re-registering the error handler
+     * that MToolkit has registered already after calling XOpenIM avoids the
+     * problem.
+     */
+    XSetErrorHandler(xerror_handler);
+}
+
+static void DestroyXIMCallback(XIM im, XPointer client_data, XPointer call_data) {
+    /* mark that XIM server was destroyed */
+    X11im = NULL;
+}
+
+/*
+ * Class:     java_sun_awt_motif_X11InputMethod
+ * Method:    initIDs
+ * Signature: ()V
+ */
+
+/* This function gets called from the static initializer for
+   X11InputMethod.java
+   to initialize the fieldIDs for fields that may be accessed from C */
+JNIEXPORT void JNICALL
+Java_sun_awt_X11InputMethod_initIDs(JNIEnv *env, jclass cls)
+{
+    x11InputMethodIDs.pData = (*env)->GetFieldID(env, cls, "pData", "J");
+}
+
+
+JNIEXPORT jboolean JNICALL
+#ifdef XAWT
+Java_sun_awt_X11_XInputMethod_openXIMNative(JNIEnv *env,
+                                          jobject this,
+                                          jlong display)
+#else
+Java_sun_awt_motif_MInputMethod_openXIMNative(JNIEnv *env,
+                                          jobject this)
+#endif
+{
+    Bool registered;
+
+    AWT_LOCK();
+
+#ifdef XAWT
+    dpy = (Display *)display;
+#else
+    dpy = awt_display;
+#endif
+
+/* Use IMInstantiate call back only on Linux, as there is a bug in Solaris
+   (4768335)
+*/
+#ifdef __linux__
+    registered = XRegisterIMInstantiateCallback(dpy, NULL, NULL,
+                     NULL, (XIMProc)OpenXIMCallback, NULL);
+    if (!registered) {
+        /* directly call openXIM callback */
+#endif
+        OpenXIMCallback(dpy, NULL, NULL);
+#ifdef __linux__
+    }
+#endif
+
+    AWT_UNLOCK();
+
+    return JNI_TRUE;
+}
+
+JNIEXPORT jboolean JNICALL
+#ifdef XAWT
+Java_sun_awt_X11_XInputMethod_createXICNative(JNIEnv *env,
+                                                  jobject this,
+                                                  jlong window)
+{
+#else /* !XAWT */
+Java_sun_awt_motif_MInputMethod_createXICNative(JNIEnv *env,
+                                                  jobject this,
+                                                  jobject comp,
+                                                  jobject tc)
+{
+    struct ComponentData *cdata;
+#endif /* XAWT */
+    X11InputMethodData *pX11IMData;
+    jobject globalRef;
+    XIC ic;
+
+    AWT_LOCK();
+
+#ifdef XAWT
+    if (window == NULL) {
+#else /* !XAWT */
+    if (JNU_IsNull(env, comp)) {
+#endif /* XAWT */
+        JNU_ThrowNullPointerException(env, "NullPointerException");
+        AWT_UNLOCK();
+        return JNI_FALSE;
+    }
+
+    pX11IMData = (X11InputMethodData *) calloc(1, sizeof(X11InputMethodData));
+    if (pX11IMData == NULL) {
+        THROW_OUT_OF_MEMORY_ERROR();
+        AWT_UNLOCK();
+        return JNI_FALSE;
+    }
+
+#ifndef XAWT
+    if (mcompClass == NULL) {
+        mcompClass = findClass(MCOMPONENTPEER_CLASS_NAME);
+        mcompPDataID = (*env)->GetFieldID(env, mcompClass, "pData", "J");
+    }
+    cdata = (struct ComponentData *) JNU_GetLongFieldAsPtr(env,comp,mcompPDataID);
+
+    if (cdata == 0) {
+        free((void *)pX11IMData);
+        JNU_ThrowNullPointerException(env, "createXIC");
+        AWT_UNLOCK();
+        return JNI_FALSE;
+    }
+
+    pX11IMData->peer = (*env)->NewGlobalRef(env, comp);
+#endif /* XAWT */
+    globalRef = (*env)->NewGlobalRef(env, this);
+    pX11IMData->x11inputmethod = globalRef;
+#ifdef __linux__
+    pX11IMData->statusWindow = NULL;
+#else /* __linux__ */
+#ifndef XAWT
+    pX11IMData->statusWidget = (Widget) NULL;
+#endif /* XAWT */
+#endif /* __linux__ */
+
+    pX11IMData->lookup_buf = 0;
+    pX11IMData->lookup_buf_len = 0;
+
+#ifdef XAWT
+    if (createXIC(env, pX11IMData, (Window)window)
+#else /* !XAWT */
+    if (createXIC(cdata->widget, pX11IMData, tc, comp)
+#endif /* XAWT */
+        == False) {
+        destroyX11InputMethodData((JNIEnv *) NULL, pX11IMData);
+        pX11IMData = (X11InputMethodData *) NULL;
+    }
+
+    setX11InputMethodData(env, this, pX11IMData);
+
+    AWT_UNLOCK();
+    return (pX11IMData != NULL);
+}
+
+#ifndef XAWT
+JNIEXPORT void JNICALL
+Java_sun_awt_motif_MInputMethod_reconfigureXICNative(JNIEnv *env,
+                                                       jobject this,
+                                                       jobject comp,
+                                                       jobject tc)
+{
+    X11InputMethodData *pX11IMData;
+
+    AWT_LOCK();
+
+    pX11IMData = getX11InputMethodData(env, this);
+    if (pX11IMData == NULL) {
+        AWT_UNLOCK();
+        return;
+    }
+
+    if (pX11IMData->current_ic == (XIC)0) {
+        destroyX11InputMethodData(env, pX11IMData);
+        pX11IMData = (X11InputMethodData *)NULL;
+    } else {
+        Bool active;
+        struct ComponentData *cdata;
+
+        active = pX11IMData->current_ic == pX11IMData->ic_active;
+        if (mcompClass == NULL) {
+            mcompClass = findClass(MCOMPONENTPEER_CLASS_NAME);
+            mcompPDataID = (*env)->GetFieldID(env, mcompClass, "pData", "J");
+        }
+        cdata = (struct ComponentData *) JNU_GetLongFieldAsPtr(env,comp,mcompPDataID);
+        if (cdata == 0) {
+            JNU_ThrowNullPointerException(env, "reconfigureXICNative");
+            destroyX11InputMethodData(env, pX11IMData);
+            pX11IMData = (X11InputMethodData *)NULL;
+        }
+        XDestroyIC(pX11IMData->ic_active);
+        if (pX11IMData->ic_active != pX11IMData->ic_passive)
+            XDestroyIC(pX11IMData->ic_passive);
+        pX11IMData->current_ic = (XIC)0;
+        pX11IMData->ic_active = (XIC)0;
+        pX11IMData->ic_passive = (XIC)0;
+        if (createXIC(cdata->widget, pX11IMData, tc, comp)) {
+            pX11IMData->current_ic = active ?
+                        pX11IMData->ic_active : pX11IMData->ic_passive;
+            /*
+             * On Solaris2.6, setXICWindowFocus() has to be invoked
+             * before setting focus.
+             */
+            setXICWindowFocus(pX11IMData->current_ic, XtWindow(cdata->widget));
+            setXICFocus(pX11IMData->current_ic, True);
+        } else {
+            destroyX11InputMethodData((JNIEnv *) NULL, pX11IMData);
+            pX11IMData = (X11InputMethodData *)NULL;
+        }
+    }
+
+    setX11InputMethodData(env, this, pX11IMData);
+
+    AWT_UNLOCK();
+}
+
+JNIEXPORT void JNICALL
+Java_sun_awt_motif_MInputMethod_setXICFocusNative(JNIEnv *env,
+                                              jobject this,
+                                              jobject comp,
+                                              jboolean req,
+                                              jboolean active)
+{
+    struct ComponentData *cdata;
+    Widget w;
+#else /* !XAWT */
+JNIEXPORT void JNICALL
+Java_sun_awt_X11_XInputMethod_setXICFocusNative(JNIEnv *env,
+                                              jobject this,
+                                              jlong w,
+                                              jboolean req,
+                                              jboolean active)
+{
+#endif /* XAWT */
+    X11InputMethodData *pX11IMData;
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+    if (pX11IMData == NULL) {
+        AWT_UNLOCK();
+        return;
+    }
+
+    if (req) {
+#ifdef XAWT
+        if (w == NULL) {
+            AWT_UNLOCK();
+            return;
+        }
+#else /* !XAWT */
+        struct ComponentData *cdata;
+
+        if (JNU_IsNull(env, comp)) {
+            AWT_UNLOCK();
+            return;
+        }
+        if (mcompClass == NULL) {
+            mcompClass = findClass(MCOMPONENTPEER_CLASS_NAME);
+            mcompPDataID = (*env)->GetFieldID(env, mcompClass, "pData", "J");
+        }
+        cdata = (struct ComponentData *)JNU_GetLongFieldAsPtr(env, comp,
+                                                              mcompPDataID);
+        if (cdata == 0) {
+            JNU_ThrowNullPointerException(env, "setXICFocus pData");
+            AWT_UNLOCK();
+            return;
+        }
+#endif /* XAWT */
+
+        pX11IMData->current_ic = active ?
+                        pX11IMData->ic_active : pX11IMData->ic_passive;
+        /*
+         * On Solaris2.6, setXICWindowFocus() has to be invoked
+         * before setting focus.
+         */
+#ifndef XAWT
+        w = cdata->widget;
+#endif /* XAWT */
+        setXICWindowFocus(pX11IMData->current_ic, XtWindow(w));
+        setXICFocus(pX11IMData->current_ic, req);
+        currentX11InputMethodInstance = pX11IMData->x11inputmethod;
+        currentFocusWindow =  XtWindow(w);
+#ifdef __linux__
+        if (active && pX11IMData->statusWindow && pX11IMData->statusWindow->on)
+            onoffStatusWindow(pX11IMData, w, True);
+#endif
+    } else {
+        currentX11InputMethodInstance = NULL;
+        currentFocusWindow = 0;
+#ifdef __linux__
+        onoffStatusWindow(pX11IMData, 0, False);
+        if (pX11IMData->current_ic != NULL)
+#endif
+        setXICFocus(pX11IMData->current_ic, req);
+
+        pX11IMData->current_ic = (XIC)0;
+    }
+
+    XFlush(dpy);
+    AWT_UNLOCK();
+}
+
+JNIEXPORT void JNICALL
+Java_sun_awt_X11InputMethod_turnoffStatusWindow(JNIEnv *env,
+                                                jobject this)
+{
+#ifdef __linux__
+    X11InputMethodData *pX11IMData;
+    StatusWindow *statusWindow;
+
+    AWT_LOCK();
+
+    if (NULL == currentX11InputMethodInstance
+        || !isX11InputMethodGRefInList(currentX11InputMethodInstance)
+        || NULL == (pX11IMData = getX11InputMethodData(env,currentX11InputMethodInstance))
+        || NULL == (statusWindow = pX11IMData->statusWindow)
+        || !statusWindow->on ){
+        AWT_UNLOCK();
+        return;
+    }
+    onoffStatusWindow(pX11IMData, 0, False);
+
+    AWT_UNLOCK();
+#endif
+}
+
+JNIEXPORT void JNICALL
+Java_sun_awt_X11InputMethod_disposeXIC(JNIEnv *env,
+                                             jobject this)
+{
+    X11InputMethodData *pX11IMData = NULL;
+
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+    if (pX11IMData == NULL) {
+        AWT_UNLOCK();
+        return;
+    }
+
+    setX11InputMethodData(env, this, NULL);
+
+    if (pX11IMData->x11inputmethod == currentX11InputMethodInstance) {
+        currentX11InputMethodInstance = NULL;
+        currentFocusWindow = 0;
+    }
+    destroyX11InputMethodData(env, pX11IMData);
+    AWT_UNLOCK();
+}
+
+JNIEXPORT jstring JNICALL
+Java_sun_awt_X11InputMethod_resetXIC(JNIEnv *env,
+                                           jobject this)
+{
+    X11InputMethodData *pX11IMData;
+    char *xText = NULL;
+    jstring jText = (jstring)0;
+
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+    if (pX11IMData == NULL) {
+        AWT_UNLOCK();
+        return jText;
+    }
+
+    if (pX11IMData->current_ic)
+        xText = XmbResetIC(pX11IMData->current_ic);
+    else {
+        /*
+         * If there is no reference to the current XIC, try to reset both XICs.
+         */
+        xText = XmbResetIC(pX11IMData->ic_active);
+        /*it may also means that the real client component does
+          not have focus -- has been deactivated... its xic should
+          not have the focus, bug#4284651 showes reset XIC for htt
+          may bring the focus back, so de-focus it again.
+        */
+        setXICFocus(pX11IMData->ic_active, FALSE);
+        if (pX11IMData->ic_active != pX11IMData->ic_passive) {
+            char *tmpText = XmbResetIC(pX11IMData->ic_passive);
+            setXICFocus(pX11IMData->ic_passive, FALSE);
+            if (xText == (char *)NULL && tmpText)
+                xText = tmpText;
+        }
+
+    }
+    if (xText != NULL) {
+        jText = JNU_NewStringPlatform(env, (const char *)xText);
+        XFree((void *)xText);
+    }
+
+    AWT_UNLOCK();
+    return jText;
+}
+
+#ifndef XAWT
+JNIEXPORT void JNICALL
+Java_sun_awt_motif_MInputMethod_configureStatusAreaNative(JNIEnv *env,
+                                                            jobject this,
+                                                            jobject tc)
+{
+    X11InputMethodData *pX11IMData;
+    XVaNestedList status;
+
+#ifdef __linux__
+      /*do nothing for linux? */
+#else
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+
+    if ((pX11IMData == NULL) || (pX11IMData->ic_active == (XIC)0)) {
+        AWT_UNLOCK();
+        return;
+    }
+
+    if (pX11IMData->statusWidget) {
+        status = awt_motif_getXICStatusAreaList(pX11IMData->statusWidget, tc);
+        if (status != (XVaNestedList)NULL) {
+            XSetICValues(pX11IMData->ic_active,
+                         XNStatusAttributes, status,
+                         NULL);
+            XFree((void *)status);
+        }
+    }
+    AWT_UNLOCK();
+#endif
+}
+#endif /* XAWT */
+
+/*
+ * Class:     sun_awt_X11InputMethod
+ * Method:    setCompositionEnabledNative
+ * Signature: (ZJ)V
+ *
+ * This method tries to set the XNPreeditState attribute associated with the current
+ * XIC to the passed in 'enable' state.
+ *
+ * Return JNI_TRUE if XNPreeditState attribute is successfully changed to the
+ * 'enable' state; Otherwise, if XSetICValues fails to set this attribute,
+ * java.lang.UnsupportedOperationException will be thrown. JNI_FALSE is returned if this
+ * method fails due to other reasons.
+ *
+ */
+JNIEXPORT jboolean JNICALL Java_sun_awt_X11InputMethod_setCompositionEnabledNative
+  (JNIEnv *env, jobject this, jboolean enable)
+{
+    X11InputMethodData *pX11IMData;
+    char * ret = NULL;
+
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+
+    if ((pX11IMData == NULL) || (pX11IMData->current_ic == NULL)) {
+        AWT_UNLOCK();
+        return JNI_FALSE;
+    }
+
+    ret = XSetICValues(pX11IMData->current_ic, XNPreeditState,
+                       (enable ? XIMPreeditEnable : XIMPreeditDisable), NULL);
+    AWT_UNLOCK();
+
+    if ((ret != 0) && (strcmp(ret, XNPreeditState) == 0)) {
+        JNU_ThrowByName(env, "java/lang/UnsupportedOperationException", "");
+    }
+
+    return (jboolean)(ret == 0);
+}
+
+/*
+ * Class:     sun_awt_X11InputMethod
+ * Method:    isCompositionEnabledNative
+ * Signature: (J)Z
+ *
+ * This method tries to get the XNPreeditState attribute associated with the current XIC.
+ *
+ * Return JNI_TRUE if the XNPreeditState is successfully retrieved. Otherwise, if
+ * XGetICValues fails to get this attribute, java.lang.UnsupportedOperationException
+ * will be thrown. JNI_FALSE is returned if this method fails due to other reasons.
+ *
+ */
+JNIEXPORT jboolean JNICALL Java_sun_awt_X11InputMethod_isCompositionEnabledNative
+  (JNIEnv *env, jobject this)
+{
+    X11InputMethodData *pX11IMData = NULL;
+    char * ret = NULL;
+    XIMPreeditState state;
+
+    AWT_LOCK();
+    pX11IMData = getX11InputMethodData(env, this);
+
+    if ((pX11IMData == NULL) || (pX11IMData->current_ic == NULL)) {
+        AWT_UNLOCK();
+        return JNI_FALSE;
+    }
+
+    ret = XGetICValues(pX11IMData->current_ic, XNPreeditState, &state, NULL);
+    AWT_UNLOCK();
+
+    if ((ret != 0) && (strcmp(ret, XNPreeditState) == 0)) {
+        JNU_ThrowByName(env, "java/lang/UnsupportedOperationException", "");
+        return JNI_FALSE;
+    }
+
+    return (jboolean)(state == XIMPreeditEnable);
+}
+
+#ifdef XAWT
+JNIEXPORT void JNICALL Java_sun_awt_X11_XInputMethod_adjustStatusWindow
+  (JNIEnv *env, jobject this, jlong window)
+{
+#ifdef __linux__
+    AWT_LOCK();
+    adjustStatusWindow(window);
+    AWT_UNLOCK();
+#endif
+}
+#endif