xref: /aoo41x/main/winaccessibility/source/UAccCOM/AccValue.cpp (revision 5fdc4257)

/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright IBM Corporation 2010.
 * 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 "stdafx.h"
#include "UAccCOM2.h"
#include "AccValue.h"
#include "MAccessible.h"
#include <com/sun/star/accessibility/XAccessible.hpp>
#include <com/sun/star/accessibility/XAccessibleContext.hpp>

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

/**
   * Get current value.
   * @param  currentValue Variant that accepts current value.
   * @return Result.
   */

STDMETHODIMP CAccValue::get_currentValue(VARIANT * currentValue)
{

	CHECK_ENABLE_INF

    ENTER_PROTECTED_BLOCK

    if (currentValue == NULL)
        return E_INVALIDARG;
    if ( !pRXVal.is() )
        return E_FAIL;

    // Get Any type value from UNO.
    ::com::sun::star::uno::Any	anyVal = GetXInterface()->getCurrentValue();
    // Convert Any to VARIANT.
    CMAccessible::ConvertAnyToVariant(anyVal, currentValue);

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
   * Set current value.
   * @param  Value New value should be set.
   * @param  success If the method is successfully called.
   * @return Result.
   */
STDMETHODIMP CAccValue::setCurrentValue(VARIANT value)
{

	CHECK_ENABLE_INF

    ENTER_PROTECTED_BLOCK

    if ( !pRXVal.is() )
        return E_FAIL;

    HRESULT hRet = S_OK;
    ::com::sun::star::uno::Any anyVal;

    // Set value according to value type.
    switch(value.vt)
    {
    case VT_UI1:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_CHAR, (sal_Char *)"char");
            anyVal.setValue(&value.bVal, typeInfo);
        }
        break;

    case VT_BOOL:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_BOOLEAN, (sal_Char *)"bool");
            anyVal.setValue(&value.boolVal, typeInfo);
        }
        break;

    case VT_I2:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_SHORT, (sal_Char *)"short");
            anyVal.setValue(&value.iVal, typeInfo);
        }
        break;

    case VT_I4:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_LONG, (sal_Char *)"long");
            anyVal.setValue(&value.lVal, typeInfo);
        }
        break;

    case VT_R4:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_FLOAT, (sal_Char *)"float");
            anyVal.setValue(&value.fltVal, typeInfo);
        }
        break;

    case VT_R8:
        {
            ::com::sun::star::uno::Type		typeInfo(TypeClass_DOUBLE, (sal_Char *)"double");
            anyVal.setValue(&value.dblVal, typeInfo);
        }
        break;

    default:
        {
            // Unsupport type conversion.
            hRet = E_FAIL;
        }
        break;
    }

    if(hRet == S_OK)
    {
        hRet = pRXVal->setCurrentValue(anyVal) ? S_OK : E_FAIL ;
    }

    return hRet;

    LEAVE_PROTECTED_BLOCK
}

/**
   * Get maximum value.
   * @param  maximumValue Variant that accepts maximum value.
   * @return Result.
   */
STDMETHODIMP CAccValue::get_maximumValue(VARIANT *maximumValue)
{

	CHECK_ENABLE_INF

    ENTER_PROTECTED_BLOCK

    if (maximumValue == NULL)
        return E_INVALIDARG;
    if ( !pRXVal.is() )
        return E_FAIL;

    // Get Any type value from UNO.
    ::com::sun::star::uno::Any	anyVal = GetXInterface()->getMaximumValue();
    // Convert Any to VARIANT.
    CMAccessible::ConvertAnyToVariant(anyVal, maximumValue);

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
   * Get minimum value.
   * @param  mininumValue Variant that accepts minimum value.
   * @return Result.
   */
STDMETHODIMP CAccValue::get_minimumValue(VARIANT *mininumValue)
{

	CHECK_ENABLE_INF

    ENTER_PROTECTED_BLOCK

    if (mininumValue == NULL)
        return E_FAIL;
    if ( !pRXVal.is() )
        return E_FAIL;

    // Get Any type value from UNO.
    ::com::sun::star::uno::Any	anyVal = GetXInterface()->getMinimumValue();
    // Convert Any to VARIANT.
    CMAccessible::ConvertAnyToVariant(anyVal, mininumValue);

    return S_OK;

    LEAVE_PROTECTED_BLOCK
}

/**
   * Put valid UNO interface into com class.
   * @param  pXInterface UNO interface.
   * @return Result.
   */
STDMETHODIMP CAccValue::put_XInterface(long pXInterface)
{


    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<XAccessibleValue> pRXI(pRContext,UNO_QUERY);
    if( !pRXI.is() )
        pRXVal = NULL;
    else
        pRXVal = pRXI.get();
    return S_OK;

    LEAVE_PROTECTED_BLOCK
}