libreoffice/winaccessibility/source/UAccCOM/AccComponentBase.cxx

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
 */

#include "stdafx.h"
#include "AccComponentBase.h"
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>
#include <vcl/svapp.hxx>
#include "MAccessible.h"

using namespace com::sun::star::accessibility;
using namespace com::sun::star::uno;


// Construction/Destruction


CAccComponentBase::CAccComponentBase()
{}

CAccComponentBase::~CAccComponentBase()
{}


/**
 * Returns the location of the upper left corner of the object's bounding
 * box relative to the parent.
 *
 * @param    Location    the upper left corner of the object's bounding box.
 */
STDMETHODIMP CAccComponentBase::get_locationInParent(long *x, long *y)
{
    SolarMutexGuard g;

    try
    {
        if (x == NULL || y == NULL)
            return E_INVALIDARG;
        // #CHECK XInterface#
        if(!pRXComp.is())
            return E_FAIL;

        const ::com::sun::star::awt::Point& pt = GetXInterface()->getLocation();
        *x = pt.X;
        *y = pt.Y;
        return S_OK;
    }
    catch(...)
    {
        return E_FAIL;
    }
}

/**
 * Returns the location of the upper left corner of the object's bounding
 * box in screen.
 *
 * @param    Location    the upper left corner of the object's bounding
 *                       box in screen coordinates.
 */
STDMETHODIMP CAccComponentBase::get_locationOnScreen(long *x, long *y)
{
    SolarMutexGuard g;

    try
    {
        if (x == NULL || y == NULL)
            return E_INVALIDARG;
        // #CHECK XInterface#
        if(!pRXComp.is())
            return E_FAIL;

        const ::com::sun::star::awt::Point& pt = GetXInterface()->getLocationOnScreen();
        *x = pt.X;
        *y = pt.Y;
        return S_OK;

    }
    catch(...)
    {
        return E_FAIL;
    }
}

/**
 * Grabs the focus to this object.
 *
 * @param    success    the boolean result to be returned.
 */
STDMETHODIMP CAccComponentBase::grabFocus(boolean * success)
{
    SolarMutexGuard g;

    ENTER_PROTECTED_BLOCK

    if (success == NULL)
        return E_INVALIDARG;
    // #CHECK XInterface#
    if(!pRXComp.is())
    {
        return E_FAIL;
    }
    GetXInterface()->grabFocus();
    *success = TRUE;

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
 * Returns the foreground color of this object.
 *
 * @param    Color    the color of foreground.
 */
STDMETHODIMP CAccComponentBase::get_foreground(IA2Color * foreground)
{
    SolarMutexGuard g;

    ENTER_PROTECTED_BLOCK

    if (foreground == NULL)
        return E_INVALIDARG;
    // #CHECK XInterface#
    if(!pRXComp.is())
    {
        return E_FAIL;
    }
    *foreground = (long)GetXInterface()->getForeground();

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
 * Returns the background color of this object.
 *
 * @param    Color    the color of background.
 */
STDMETHODIMP CAccComponentBase::get_background(IA2Color * background)
{
    SolarMutexGuard g;

    ENTER_PROTECTED_BLOCK

    if (background == NULL)
        return E_INVALIDARG;
    // #CHECK XInterface#
    if(!pRXComp.is())
    {
        return E_FAIL;
    }
    *background = (long)GetXInterface()->getBackground();

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
 * Overide of IUNOXWrapper.
 *
 * @param    pXInterface    the pointer of UNO interface.
 */
STDMETHODIMP CAccComponentBase::put_XInterface(hyper pXInterface)
{
    // internal IUNOXWrapper - no mutex meeded

    ENTER_PROTECTED_BLOCK

    CUNOXWrapper::put_XInterface(pXInterface);
    //special query.
    if(pUNOInterface == NULL)
        return E_FAIL;
    Reference<XAccessibleContext> pRContext = pUNOInterface->getAccessibleContext();
    if( !pRContext.is() )
    {
        return E_FAIL;
    }
    Reference<XAccessibleComponent> pRXI(pRContext,UNO_QUERY);
    if( !pRXI.is() )
        pRXComp = NULL;
    else
        pRXComp = pRXI.get();

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

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