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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:expandtab:shiftwidth=4:tabstop=4:
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 * The Original Code is mozilla.org code.
 * The Initial Developer of the Original Code is
 * Sun Microsystems, Inc.
 * Portions created by the Initial Developer are Copyright (C) 2002
 * the Initial Developer. All Rights Reserved.
 * Contributor(s):
 *   Bolian Yin (bolian.yin@sun.com)
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 * ***** END LICENSE BLOCK ***** */

#include "nsMaiInterfaceComponent.h"
#include "nsAccessibleWrap.h"
#include "nsIDOMDocument.h"
#include "nsIDOMDocumentView.h"
#include "nsIDOMAbstractView.h"
#include "nsIDOMWindowInternal.h"
#include "nsIDocShellTreeItem.h"
#include "nsIInterfaceRequestorUtils.h"

componentInterfaceInitCB(AtkComponentIface *aIface)
    NS_ASSERTION(aIface, "Invalid Interface");

     * Use default implementation in atk for contains, get_position,
     * and get_size
    aIface->ref_accessible_at_point = refAccessibleAtPointCB;
    aIface->get_extents = getExtentsCB;
    aIface->grab_focus = grabFocusCB;

AtkObject *
refAccessibleAtPointCB(AtkComponent *aComponent,
                       gint aAccX, gint aAccY,
                       AtkCoordType aCoordType)
    nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aComponent));
    if (!accWrap || nsAccessibleWrap::MustPrune(accWrap))
        return nsnull;

    // or ATK_XY_SCREEN  what is definition this in nsIAccessible ???
    if (aCoordType == ATK_XY_WINDOW) {
        /* deal with the coord type */

    nsCOMPtr<nsIAccessible> pointAcc;
    accWrap->GetChildAtPoint(aAccX, aAccY, getter_AddRefs(pointAcc));
    if (!pointAcc) {
        return nsnull;

    AtkObject *atkObj = nsAccessibleWrap::GetAtkObject(pointAcc);
    if (atkObj) {
    return atkObj;

getExtentsCB(AtkComponent *aComponent,
             gint *aAccX,
             gint *aAccY,
             gint *aAccWidth,
             gint *aAccHeight,
             AtkCoordType aCoordType)
    *aAccX = *aAccY = *aAccWidth = *aAccHeight = 0;

    nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aComponent));
    if (!accWrap)

    PRInt32 nsAccX, nsAccY, nsAccWidth, nsAccHeight;
    // Returned in screen coordinates
    nsresult rv = accWrap->GetBounds(&nsAccX, &nsAccY,
                                     &nsAccWidth, &nsAccHeight);
    if (NS_FAILED(rv))
    if (aCoordType == ATK_XY_WINDOW) {
        nsCOMPtr<nsIDOMNode> domNode;
        nsIntPoint winCoords = nsAccUtils::GetScreenCoordsForWindow(domNode);
        nsAccX -= winCoords.x;
        nsAccY -= winCoords.y;

    *aAccX = nsAccX;
    *aAccY = nsAccY;
    *aAccWidth = nsAccWidth;
    *aAccHeight = nsAccHeight;

grabFocusCB(AtkComponent *aComponent)
    nsAccessibleWrap *accWrap = GetAccessibleWrap(ATK_OBJECT(aComponent));
    if (!accWrap)
        return FALSE;

    nsresult rv = accWrap->TakeFocus();
    return (NS_FAILED(rv)) ? FALSE : TRUE;

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