/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Intrinsic.h>

#include "jni.h"

// Workaround for problematic IBM JDK 1.6.0 on ppc
#ifndef _JNI_IMPORT_OR_EXPORT_
#define _JNI_IMPORT_OR_EXPORT_
#endif

#include "jawt_md.h"
#include "jawt.h"


#define SYSTEM_WIN32   1
#define SYSTEM_WIN16   2
#define SYSTEM_JAVA    3
#define SYSTEM_OS2     4
#define SYSTEM_MAC     5
#define SYSTEM_XWINDOW 6


/* type must be something like java/lang/RuntimeException
 */
static void ThrowException(JNIEnv * env, char const * type, char const * msg) {
    jclass c;
    (*env)->ExceptionClear(env);
    c = (*env)->FindClass(env, type);
    if (c == NULL) {
        (*env)->ExceptionClear(env);
        (*env)->FatalError(
            env, "JNI FindClass failed");
    }
    if ((*env)->ThrowNew(env, c, msg) != 0) {
        (*env)->ExceptionClear(env);
        (*env)->FatalError(env, "JNI ThrowNew failed");
    }
}

/*****************************************************************************/
/*
 * Class:     com_sun_star_comp_beans_LocalOfficeWindow
 * Method:    getNativeWindowSystemType
 * Signature: ()I
 */
JNIEXPORT jint JNICALL Java_com_sun_star_comp_beans_LocalOfficeWindow_getNativeWindowSystemType
  (JNIEnv * env, jobject obj_this)
{
    (void) env; /* avoid warning about unused parameter */
    (void) obj_this; /* avoid warning about unused parameter */
    return (SYSTEM_XWINDOW);
}


/*****************************************************************************/
/*
 * Class:     com_sun_star_beans_LocalOfficeWindow
 * Method:    getNativeWindow
 * Signature: ()J
 */
JNIEXPORT jlong JNICALL Java_com_sun_star_comp_beans_LocalOfficeWindow_getNativeWindow
  (JNIEnv * env, jobject obj_this)
{
    jboolean result;
    jint lock;

    JAWT awt;
    JAWT_DrawingSurface* ds;
    JAWT_DrawingSurfaceInfo* dsi;
    JAWT_X11DrawingSurfaceInfo* dsi_x11;

    Drawable drawable;

    /* Get the AWT */
    awt.version = JAWT_VERSION_1_3;
    result = JAWT_GetAWT(env, &awt);
    if (result == JNI_FALSE)
        ThrowException(env, "java/lang/RuntimeException", "JAWT_GetAWT failed");

                                /* Get the drawing surface */
    if ((ds = awt.GetDrawingSurface(env, obj_this)) == NULL)
        return 0L;

    /* Lock the drawing surface */
    lock = ds->Lock(ds);
    if ( (lock & JAWT_LOCK_ERROR) != 0)
        ThrowException(env, "java/lang/RuntimeException",
                       "Could not get AWT drawing surface.");

    /* Get the drawing surface info */
    dsi = ds->GetDrawingSurfaceInfo(ds);

    /* Get the platform-specific drawing info */
    dsi_x11 = (JAWT_X11DrawingSurfaceInfo*)dsi->platformInfo;

    drawable = dsi_x11->drawable;

    /* Free the drawing surface info */
    ds->FreeDrawingSurfaceInfo(dsi);
    /* Unlock the drawing surface */
    ds->Unlock(ds);
    /* Free the drawing surface */
    awt.FreeDrawingSurface(ds);

    return ((jlong)drawable);
}











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