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path: root/sc/source/ui/Accessibility/AccessibleCellBase.cxx
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/* -*- 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.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sc.hxx"


#include "AccessibleCellBase.hxx"
#include "attrib.hxx"
#include "scitems.hxx"
#include "miscuno.hxx"
#include "document.hxx"
#include "docfunc.hxx"
#include "cell.hxx"
#include "unoguard.hxx"
#include "scresid.hxx"
#include "sc.hrc"
#include "unonames.hxx"

#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/sheet/XSpreadsheetDocument.hpp>
#include <com/sun/star/sheet/XSpreadsheet.hpp>
#include <tools/debug.hxx>
#include <editeng/brshitem.hxx>
#include <rtl/uuid.h>
#include <comphelper/sequence.hxx>
#include <sfx2/objsh.hxx>

#include <float.h>

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

//=====  internal  ============================================================

ScAccessibleCellBase::ScAccessibleCellBase(
        const uno::Reference<XAccessible>& rxParent,
        ScDocument* pDoc,
        const ScAddress& rCellAddress,
        sal_Int32 nIndex)
    :
    ScAccessibleContextBase(rxParent, AccessibleRole::TABLE_CELL),
    maCellAddress(rCellAddress),
    mpDoc(pDoc),
    mnIndex(nIndex)
{
}

ScAccessibleCellBase::~ScAccessibleCellBase()
{
}

    //=====  XAccessibleComponent  ============================================

sal_Bool SAL_CALL ScAccessibleCellBase::isVisible(  )
        throw (uno::RuntimeException)
{
     ScUnoGuard aGuard;
    IsObjectValid();
    // test whether the cell is hidden (column/row - hidden/filtered)
    sal_Bool bVisible(sal_True);
    if (mpDoc)
    {
        bool bColHidden = mpDoc->ColHidden(maCellAddress.Col(), maCellAddress.Tab());
        bool bRowHidden = mpDoc->RowHidden(maCellAddress.Row(), maCellAddress.Tab());
        bool bColFiltered = mpDoc->ColFiltered(maCellAddress.Col(), maCellAddress.Tab());
        bool bRowFiltered = mpDoc->RowFiltered(maCellAddress.Row(), maCellAddress.Tab());

        if (bColHidden || bColFiltered || bRowHidden || bRowFiltered)
            bVisible = sal_False;
    }
    return bVisible;
}

sal_Int32 SAL_CALL ScAccessibleCellBase::getForeground()
    throw (uno::RuntimeException)
{
    ScUnoGuard aGuard;
    IsObjectValid();
    sal_Int32 nColor(0);
    if (mpDoc)
    {
        SfxObjectShell* pObjSh = mpDoc->GetDocumentShell();
        if ( pObjSh )
        {
            uno::Reference <sheet::XSpreadsheetDocument> xSpreadDoc( pObjSh->GetModel(), uno::UNO_QUERY );
            if ( xSpreadDoc.is() )
            {
                uno::Reference<sheet::XSpreadsheets> xSheets = xSpreadDoc->getSheets();
                uno::Reference<container::XIndexAccess> xIndex( xSheets, uno::UNO_QUERY );
                if ( xIndex.is() )
                {
                    uno::Any aTable = xIndex->getByIndex(maCellAddress.Tab());
                    uno::Reference<sheet::XSpreadsheet> xTable;
                    if (aTable>>=xTable)
                    {
                        uno::Reference<table::XCell> xCell = xTable->getCellByPosition(maCellAddress.Col(), maCellAddress.Row());
                        if (xCell.is())
                        {
                            uno::Reference<beans::XPropertySet> xCellProps(xCell, uno::UNO_QUERY);
                            if (xCellProps.is())
                            {
                                uno::Any aAny = xCellProps->getPropertyValue(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(SC_UNONAME_CCOLOR)));
                                aAny >>= nColor;
                            }
                        }
                    }
                }
            }
        }
    }
    return nColor;
}

sal_Int32 SAL_CALL ScAccessibleCellBase::getBackground()
    throw (uno::RuntimeException)
{
    ScUnoGuard aGuard;
    IsObjectValid();
    sal_Int32 nColor(0);

    if (mpDoc)
    {
        SfxObjectShell* pObjSh = mpDoc->GetDocumentShell();
        if ( pObjSh )
        {
            uno::Reference <sheet::XSpreadsheetDocument> xSpreadDoc( pObjSh->GetModel(), uno::UNO_QUERY );
            if ( xSpreadDoc.is() )
            {
                uno::Reference<sheet::XSpreadsheets> xSheets = xSpreadDoc->getSheets();
                uno::Reference<container::XIndexAccess> xIndex( xSheets, uno::UNO_QUERY );
                if ( xIndex.is() )
                {
                    uno::Any aTable = xIndex->getByIndex(maCellAddress.Tab());
                    uno::Reference<sheet::XSpreadsheet> xTable;
                    if (aTable>>=xTable)
                    {
                        uno::Reference<table::XCell> xCell = xTable->getCellByPosition(maCellAddress.Col(), maCellAddress.Row());
                        if (xCell.is())
                        {
                            uno::Reference<beans::XPropertySet> xCellProps(xCell, uno::UNO_QUERY);
                            if (xCellProps.is())
                            {
                                uno::Any aAny = xCellProps->getPropertyValue(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(SC_UNONAME_CELLBACK)));
                                aAny >>= nColor;
                            }
                        }
                    }
                }
            }
        }
    }

    return nColor;
}

    //=====  XInterface  =====================================================

uno::Any SAL_CALL ScAccessibleCellBase::queryInterface( uno::Type const & rType )
    throw (uno::RuntimeException)
{
    uno::Any aAny (ScAccessibleCellBaseImpl::queryInterface(rType));
    return aAny.hasValue() ? aAny : ScAccessibleContextBase::queryInterface(rType);
}

void SAL_CALL ScAccessibleCellBase::acquire()
    throw ()
{
    ScAccessibleContextBase::acquire();
}

void SAL_CALL ScAccessibleCellBase::release()
    throw ()
{
    ScAccessibleContextBase::release();
}

    //=====  XAccessibleContext  ==============================================

sal_Int32
    ScAccessibleCellBase::getAccessibleIndexInParent(void)
        throw (uno::RuntimeException)
{
    ScUnoGuard aGuard;
    IsObjectValid();
    return mnIndex;
}

::rtl::OUString SAL_CALL
    ScAccessibleCellBase::createAccessibleDescription(void)
    throw (uno::RuntimeException)
{
    rtl::OUString sDescription = String(ScResId(STR_ACC_CELL_DESCR));

    return sDescription;
}

::rtl::OUString SAL_CALL
    ScAccessibleCellBase::createAccessibleName(void)
    throw (uno::RuntimeException)
{
    String sName( ScResId(STR_ACC_CELL_NAME) );
    String sAddress;
    // Document not needed, because only the cell address, but not the tablename is needed
    // always us OOO notation
    maCellAddress.Format( sAddress, SCA_VALID, NULL );
    sName.SearchAndReplaceAscii("%1", sAddress);
    /*  #i65103# ZoomText merges cell address and contents, e.g. if value 2 is
        contained in cell A1, ZT reads "cell A twelve" instead of "cell A1 - 2".
        Simple solution: Append a space character to the cell address. */
    sName.Append( ' ' );
    return rtl::OUString(sName);
}

    //=====  XAccessibleValue  ================================================

uno::Any SAL_CALL
    ScAccessibleCellBase::getCurrentValue(  )
    throw (uno::RuntimeException)
{
     ScUnoGuard aGuard;
    IsObjectValid();
    uno::Any aAny;
    if (mpDoc)
        aAny <<= mpDoc->GetValue(maCellAddress);

    return aAny;
}

sal_Bool SAL_CALL
    ScAccessibleCellBase::setCurrentValue( const uno::Any& aNumber )
    throw (uno::RuntimeException)
{
     ScUnoGuard aGuard;
    IsObjectValid();
    double fValue = 0;
    sal_Bool bResult(sal_False);
    if((aNumber >>= fValue) && mpDoc && mpDoc->GetDocumentShell())
    {
        uno::Reference<XAccessibleStateSet> xParentStates;
        if (getAccessibleParent().is())
        {
            uno::Reference<XAccessibleContext> xParentContext = getAccessibleParent()->getAccessibleContext();
            xParentStates = xParentContext->getAccessibleStateSet();
        }
        if (IsEditable(xParentStates))
        {
            ScDocShell* pDocShell = (ScDocShell*) mpDoc->GetDocumentShell();
            ScDocFunc aFunc(*pDocShell);
            bResult = aFunc.PutCell( maCellAddress, new ScValueCell(fValue), TRUE );
        }
    }
    return bResult;
}

uno::Any SAL_CALL
    ScAccessibleCellBase::getMaximumValue(  )
    throw (uno::RuntimeException)
{
    uno::Any aAny;
    aAny <<= DBL_MAX;

    return aAny;
}

uno::Any SAL_CALL
    ScAccessibleCellBase::getMinimumValue(  )
    throw (uno::RuntimeException)
{
    uno::Any aAny;
    aAny <<= -DBL_MAX;

    return aAny;
}

    //=====  XServiceInfo  ====================================================

::rtl::OUString SAL_CALL ScAccessibleCellBase::getImplementationName(void)
        throw (uno::RuntimeException)
{
    return rtl::OUString(RTL_CONSTASCII_USTRINGPARAM ("ScAccessibleCellBase"));
}

    //=====  XTypeProvider  ===================================================

uno::Sequence< uno::Type > SAL_CALL ScAccessibleCellBase::getTypes()
        throw (uno::RuntimeException)
{
    return comphelper::concatSequences(ScAccessibleCellBaseImpl::getTypes(), ScAccessibleContextBase::getTypes());
}

uno::Sequence<sal_Int8> SAL_CALL
    ScAccessibleCellBase::getImplementationId(void)
    throw (uno::RuntimeException)
{
    ScUnoGuard aGuard;
    IsObjectValid();
    static uno::Sequence<sal_Int8> aId;
    if (aId.getLength() == 0)
    {
        aId.realloc (16);
        rtl_createUuid (reinterpret_cast<sal_uInt8 *>(aId.getArray()), 0, sal_True);
    }
    return aId;
}

sal_Bool ScAccessibleCellBase::IsEditable(
    const uno::Reference<XAccessibleStateSet>& rxParentStates)
{
    sal_Bool bEditable(sal_False);
    if (rxParentStates.is() && rxParentStates->contains(AccessibleStateType::EDITABLE))
        bEditable = sal_True;
    return bEditable;
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */