/* -*- 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 "layerimport.hxx"
#include "formenums.hxx"
#include "elementimport.hxx"
#include "officeforms.hxx"
#include "strings.hxx"
#include <xmloff/xmlictxt.hxx>
#include <xmloff/xmlstyle.hxx>
#include <xmloff/families.hxx>
#include <xmloff/xmlprmap.hxx>
#include <xmloff/prstylei.hxx>
#include <xmloff/xmlimp.hxx>
#include "XMLEventImportHelper.hxx"
#include <xmloff/xmlimppr.hxx>
#include <xmloff/xmlnumfi.hxx>
#include <com/sun/star/util/XNumberFormatsSupplier.hpp>
#include <com/sun/star/form/FormSubmitEncoding.hpp>
#include <com/sun/star/form/FormSubmitMethod.hpp>
#include <com/sun/star/sdb/CommandType.hpp>
#include <com/sun/star/form/NavigationBarMode.hpp>
#include <com/sun/star/form/TabulatorCycle.hpp>
#include <com/sun/star/form/FormButtonType.hpp>
#include <com/sun/star/awt/ScrollBarOrientation.hpp>
#include <com/sun/star/awt/VisualEffect.hpp>
#include <com/sun/star/form/ListSourceType.hpp>
#include <tools/gen.hxx>
#include <com/sun/star/lang/Locale.hpp>
#include <xmloff/controlpropertyhdl.hxx>
#include "controlpropertymap.hxx"
#include "formevents.hxx"
#include "formcellbinding.hxx"
#include <xmloff/xformsimport.hxx>
#include <xmloff/xmltoken.hxx>
#include <xmloff/xmlnmspe.hxx>
#include <rtl/strbuf.hxx>
#include <algorithm>
#include <functional>

namespace xmloff
{

using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::awt;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::container;
using namespace ::com::sun::star::drawing;
using namespace ::com::sun::star;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::form;
using namespace ::com::sun::star::sdb;

//= OFormLayerXMLImport_Impl
OFormLayerXMLImport_Impl::OFormLayerXMLImport_Impl(SvXMLImport& _rImporter)
    :m_rImporter(_rImporter)
    ,m_pAutoStyles(NULL)
{
    // build the attribute2property map
    // string properties which are exported as attributes
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_NAME), PROPERTY_NAME);
    m_aAttributeMetaData.addStringProperty(
            OAttributeMetaData::getSpecialAttributeName(SCA_GROUP_NAME), PROPERTY_GROUP_NAME);
        m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_IMAGE_DATA), PROPERTY_IMAGEURL);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_LABEL), PROPERTY_LABEL);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_TARGET_LOCATION), PROPERTY_TARGETURL);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_TITLE), PROPERTY_TITLE);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_TARGET_FRAME), PROPERTY_TARGETFRAME, "_blank");
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getDatabaseAttributeName(DA_DATA_FIELD), PROPERTY_DATAFIELD);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getFormAttributeName(faCommand), PROPERTY_COMMAND);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getFormAttributeName(faDatasource), PROPERTY_DATASOURCENAME);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getFormAttributeName(faFilter), PROPERTY_FILTER);
    m_aAttributeMetaData.addStringProperty(
        OAttributeMetaData::getFormAttributeName(faOrder), PROPERTY_ORDER);

    // properties not added because they're already present in another form
    OSL_ENSURE(
        OUString::createFromAscii(OAttributeMetaData::getCommonControlAttributeName(CCA_TARGET_LOCATION)).equalsAscii(
            OAttributeMetaData::getFormAttributeName(faAction)),
        "OFormLayerXMLImport_Impl::OFormLayerXMLImport_Impl: invalid attribute names (1)!");
        // if this fails, we would have to add a translation from faAction->PROPERTY_TARGETURL
        // We did not because we already have one CCA_TARGET_LOCATION->PROPERTY_TARGETURL,
        // and CCA_TARGET_LOCATION and faAction should be represented by the same attribute

    OSL_ENSURE(
        OUString::createFromAscii(OAttributeMetaData::getCommonControlAttributeName(CCA_NAME)).equalsAscii(
            OAttributeMetaData::getFormAttributeName(faName)),
        "OFormLayerXMLImport_Impl::OFormLayerXMLImport_Impl: invalid attribute names (2)!");
        // the same for faName, CCA_NAME and PROPERTY_NAME

    // boolean properties which are exported as attributes
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_CURRENT_SELECTED), PROPERTY_STATE, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_DISABLED), PROPERTY_ENABLED, false, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_DROPDOWN), PROPERTY_DROPDOWN, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_PRINTABLE), PROPERTY_PRINTABLE, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_READONLY), PROPERTY_READONLY, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_SELECTED), PROPERTY_DEFAULT_STATE, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_TAB_STOP), PROPERTY_TABSTOP, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getDatabaseAttributeName(DA_CONVERT_EMPTY), PROPERTY_EMPTY_IS_NULL, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_VALIDATION), PROPERTY_STRICTFORMAT, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_MULTI_LINE), PROPERTY_MULTILINE, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_AUTOMATIC_COMPLETION), PROPERTY_AUTOCOMPLETE, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_MULTIPLE), PROPERTY_MULTISELECTION, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_DEFAULT_BUTTON), PROPERTY_DEFAULTBUTTON, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_IS_TRISTATE), PROPERTY_TRISTATE, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faAllowDeletes), PROPERTY_ALLOWDELETES, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faAllowInserts), PROPERTY_ALLOWINSERTS, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faAllowUpdates), PROPERTY_ALLOWUPDATES, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faApplyFilter), PROPERTY_APPLYFILTER, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faEscapeProcessing), PROPERTY_ESCAPEPROCESSING, true);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getFormAttributeName(faIgnoreResult), PROPERTY_IGNORERESULT, false);
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName( SCA_TOGGLE ), PROPERTY_TOGGLE, false );
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getSpecialAttributeName( SCA_FOCUS_ON_CLICK ), PROPERTY_FOCUS_ON_CLICK, true );
    m_aAttributeMetaData.addBooleanProperty(
        OAttributeMetaData::getDatabaseAttributeName( DA_INPUT_REQUIRED ), PROPERTY_INPUT_REQUIRED, false );

    // the int16 attributes
    m_aAttributeMetaData.addInt16Property(
        OAttributeMetaData::getCommonControlAttributeName(CCA_MAX_LENGTH), PROPERTY_MAXTEXTLENGTH, 0);
    m_aAttributeMetaData.addInt16Property(
        OAttributeMetaData::getCommonControlAttributeName(CCA_SIZE), PROPERTY_LINECOUNT, 5);
    m_aAttributeMetaData.addInt16Property(
        OAttributeMetaData::getCommonControlAttributeName(CCA_TAB_INDEX), PROPERTY_TABINDEX, 0);
    m_aAttributeMetaData.addInt16Property(
        OAttributeMetaData::getDatabaseAttributeName(DA_BOUND_COLUMN), PROPERTY_BOUNDCOLUMN, 0);

    // the int32 attributes
    m_aAttributeMetaData.addInt32Property(
        OAttributeMetaData::getSpecialAttributeName( SCA_PAGE_STEP_SIZE ), PROPERTY_BLOCK_INCREMENT, 10 );

    // the enum attributes
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getCommonControlAttributeName( CCA_VISUAL_EFFECT ), PROPERTY_VISUAL_EFFECT,
        VisualEffect::LOOK3D, OEnumMapper::getEnumMap( OEnumMapper::epVisualEffect ),
        &::cppu::UnoType<sal_Int16>::get() );
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getCommonControlAttributeName( CCA_ORIENTATION ), PROPERTY_ORIENTATION,
        ScrollBarOrientation::HORIZONTAL, OEnumMapper::getEnumMap( OEnumMapper::epOrientation ),
        &::cppu::UnoType<sal_Int32>::get() );
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getCommonControlAttributeName(CCA_BUTTON_TYPE), PROPERTY_BUTTONTYPE,
        FormButtonType_PUSH, OEnumMapper::getEnumMap(OEnumMapper::epButtonType),
        &::cppu::UnoType<FormButtonType>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getDatabaseAttributeName(DA_LIST_SOURCE_TYPE), PROPERTY_LISTSOURCETYPE,
        ListSourceType_VALUELIST, OEnumMapper::getEnumMap(OEnumMapper::epListSourceType),
        &::cppu::UnoType<ListSourceType>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_STATE), PROPERTY_DEFAULT_STATE, TRISTATE_FALSE,
        OEnumMapper::getEnumMap(OEnumMapper::epCheckState),
        &::cppu::UnoType<sal_Int16>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getSpecialAttributeName(SCA_CURRENT_STATE), PROPERTY_STATE, TRISTATE_FALSE,
        OEnumMapper::getEnumMap(OEnumMapper::epCheckState),
        &::cppu::UnoType<sal_Int16>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getFormAttributeName(faEnctype), PROPERTY_SUBMIT_ENCODING,
        FormSubmitEncoding_URL, OEnumMapper::getEnumMap(OEnumMapper::epSubmitEncoding),
        &::cppu::UnoType<FormSubmitEncoding>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getFormAttributeName(faMethod), PROPERTY_SUBMIT_METHOD,
        FormSubmitMethod_GET, OEnumMapper::getEnumMap(OEnumMapper::epSubmitMethod),
        &::cppu::UnoType<FormSubmitMethod>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getFormAttributeName(faCommandType), PROPERTY_COMMAND_TYPE,
        CommandType::COMMAND, OEnumMapper::getEnumMap(OEnumMapper::epCommandType));
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getFormAttributeName(faNavigationMode), PROPERTY_NAVIGATION,
        NavigationBarMode_NONE, OEnumMapper::getEnumMap(OEnumMapper::epNavigationType),
        &::cppu::UnoType<NavigationBarMode>::get());
    m_aAttributeMetaData.addEnumProperty(
        OAttributeMetaData::getFormAttributeName(faTabbingCycle), PROPERTY_CYCLE,
        TabulatorCycle_RECORDS, OEnumMapper::getEnumMap(OEnumMapper::epTabCyle),
        &::cppu::UnoType<TabulatorCycle>::get());

    // 'initialize'
    m_aCurrentPageIds = m_aControlIds.end();
}

OFormLayerXMLImport_Impl::~OFormLayerXMLImport_Impl()
{
    // outlined to allow forward declaration of OAttribute2Property in the header

    if (m_pAutoStyles)
        m_pAutoStyles->ReleaseRef();
}

void OFormLayerXMLImport_Impl::setAutoStyleContext(SvXMLStylesContext* _pNewContext)
{
    OSL_ENSURE(!m_pAutoStyles, "OFormLayerXMLImport_Impl::setAutoStyleContext: not to be called twice!");
    m_pAutoStyles = _pNewContext;
    if (m_pAutoStyles)
        m_pAutoStyles->AddFirstRef();
}

void OFormLayerXMLImport_Impl::applyControlNumberStyle(const Reference< XPropertySet >& _rxControlModel, const OUString& _rControlNumerStyleName)
{
    OSL_ENSURE(_rxControlModel.is() && (!_rControlNumerStyleName.isEmpty()),
        "OFormLayerXMLImport_Impl::applyControlNumberStyle: invalid arguments (this will crash)!");

    OSL_ENSURE(m_pAutoStyles, "OFormLayerXMLImport_Impl::applyControlNumberStyle: have no auto style context!");
    if (!m_pAutoStyles)
    {
        m_pAutoStyles = m_rImporter.GetShapeImport()->GetAutoStylesContext();
        if (m_pAutoStyles)
            m_pAutoStyles->AddFirstRef();
    }

    if (m_pAutoStyles)
    {
        const SvXMLStyleContext* pStyle = m_pAutoStyles->FindStyleChildContext(XML_STYLE_FAMILY_DATA_STYLE, _rControlNumerStyleName);
        if (pStyle)
        {
            const SvXMLNumFormatContext* pDataStyle = static_cast<const SvXMLNumFormatContext*>(pStyle);

            // set this format at the control model
            try
            {
                // the models number format supplier and formats
                Reference< XNumberFormatsSupplier > xFormatsSupplier;
                _rxControlModel->getPropertyValue(PROPERTY_FORMATSSUPPLIER) >>= xFormatsSupplier;
                Reference< XNumberFormats > xFormats;
                if (xFormatsSupplier.is())
                    xFormats = xFormatsSupplier->getNumberFormats();
                OSL_ENSURE(xFormats.is(), "OFormLayerXMLImport_Impl::applyControlNumberStyle: could not obtain the controls number formats!");

                // obtain a key
                if (xFormats.is())
                {
                    sal_Int32 nFormatKey = const_cast<SvXMLNumFormatContext*>(pDataStyle)->CreateAndInsert( xFormatsSupplier );
                    OSL_ENSURE(-1 != nFormatKey, "OFormLayerXMLImport_Impl::applyControlNumberStyle: could not obtain a format key!");

                    // set the format on the control model
                    _rxControlModel->setPropertyValue(PROPERTY_FORMATKEY, makeAny(nFormatKey));
                }
            }
            catch(const Exception&)
            {
                OSL_FAIL("OFormLayerXMLImport_Impl::applyControlNumberStyle: couldn't set the format!");
            }
        }
        else
            OSL_FAIL("OFormLayerXMLImport_Impl::applyControlNumberStyle: did not find the style with the given name!");
    }
}

void OFormLayerXMLImport_Impl::registerCellValueBinding( const Reference< XPropertySet >& _rxControlModel, const OUString& _rCellAddress )
{
    OSL_ENSURE( _rxControlModel.is() && !_rCellAddress.isEmpty(),
        "OFormLayerXMLImport_Impl::registerCellValueBinding: invalid arguments!" );
    m_aCellValueBindings.push_back( ModelStringPair( _rxControlModel, _rCellAddress ) );
}

void OFormLayerXMLImport_Impl::registerXFormsValueBinding(
    const Reference< XPropertySet >& _rxControlModel,
    const OUString& _rBindingID )
{
    // TODO: is an empty binding name allowed?
    OSL_ENSURE( _rxControlModel.is(), "need  model" );

    m_aXFormsValueBindings.push_back(
        ModelStringPair( _rxControlModel, _rBindingID ) );
}

void OFormLayerXMLImport_Impl::registerXFormsListBinding(
    const Reference< XPropertySet >& _rxControlModel,
    const OUString& _rBindingID )
{
    // TODO: is an empty binding name allowed?
    OSL_ENSURE( _rxControlModel.is(), "need  model" );

    m_aXFormsListBindings.push_back(
        ModelStringPair( _rxControlModel, _rBindingID ) );
}

void OFormLayerXMLImport_Impl::registerXFormsSubmission(
    const Reference< XPropertySet >& _rxControlModel,
    const OUString& _rSubmissionID )
{
    // TODO: is an empty binding name allowed?
    OSL_ENSURE( _rxControlModel.is(), "need  model" );

    m_aXFormsSubmissions.push_back(
        ModelStringPair( _rxControlModel, _rSubmissionID ) );
}

void OFormLayerXMLImport_Impl::registerCellRangeListSource( const Reference< XPropertySet >& _rxControlModel, const OUString& _rCellRangeAddress )
{
    OSL_ENSURE( _rxControlModel.is() && !_rCellRangeAddress.isEmpty(),
        "OFormLayerXMLImport_Impl::registerCellRangeListSource: invalid arguments!" );
    m_aCellRangeListSources.push_back( ModelStringPair( _rxControlModel, _rCellRangeAddress ) );
}
const SvXMLStyleContext* OFormLayerXMLImport_Impl::getStyleElement(const OUString& _rStyleName) const
{
    OSL_ENSURE( m_pAutoStyles, "OFormLayerXMLImport_Impl::getStyleElement: have no auto style context!" );
        // did you use setAutoStyleContext?

    const SvXMLStyleContext* pControlStyle =
        m_pAutoStyles ? m_pAutoStyles->FindStyleChildContext( XML_STYLE_FAMILY_TEXT_PARAGRAPH, _rStyleName ) : NULL;
    OSL_ENSURE( pControlStyle || !m_pAutoStyles,
                OStringBuffer("OFormLayerXMLImport_Impl::getStyleElement: did not find the style named \"").append(OUStringToOString(_rStyleName, RTL_TEXTENCODING_ASCII_US)).append("\"!").getStr() );
    return pControlStyle;
}

void OFormLayerXMLImport_Impl::enterEventContext()
{
    // install our own translation table. We need to disable the other tables because of name conflicts.
    m_rImporter.GetEventImport().PushTranslationTable();
    m_rImporter.GetEventImport().AddTranslationTable(g_pFormsEventTranslation);
}

void OFormLayerXMLImport_Impl::leaveEventContext()
{
    // install the original event tables.
    m_rImporter.GetEventImport().PopTranslationTable();
}

void OFormLayerXMLImport_Impl::registerControlId(const Reference< XPropertySet >& _rxControl, const OUString& _rId)
{
    OSL_ENSURE(m_aCurrentPageIds != m_aControlIds.end(), "OFormLayerXMLImport_Impl::registerControlId: no current page!");
    OSL_ENSURE(!_rId.isEmpty(), "OFormLayerXMLImport_Impl::registerControlId: invalid (empty) control id!");

    OSL_ENSURE(m_aCurrentPageIds->second.end() == m_aCurrentPageIds->second.find(_rId), "OFormLayerXMLImport_Impl::registerControlId: control id already used!");
    m_aCurrentPageIds->second[_rId] = _rxControl;
}

void OFormLayerXMLImport_Impl::registerControlReferences(const Reference< XPropertySet >& _rxControl, const OUString& _rReferringControls)
{
    OSL_ENSURE(!_rReferringControls.isEmpty(), "OFormLayerXMLImport_Impl::registerControlReferences: invalid (empty) control id list!");
    OSL_ENSURE(_rxControl.is(), "OFormLayerXMLImport_Impl::registerControlReferences: invalid (NULL) control!");
    m_aControlReferences.push_back( ModelStringPair( _rxControl, _rReferringControls ) );
}

void OFormLayerXMLImport_Impl::startPage(const Reference< XDrawPage >& _rxDrawPage)
{
    m_xCurrentPageFormsSupp.clear();

    OSL_ENSURE(_rxDrawPage.is(), "OFormLayerXMLImport_Impl::startPage: NULL page!");
    m_xCurrentPageFormsSupp.set(_rxDrawPage, css::uno::UNO_QUERY);
    OSL_ENSURE( m_xCurrentPageFormsSupp.is(), "OFormLayerXMLImport_Impl::startPage: invalid draw page (no XFormsSupplier)!" );
    if ( !m_xCurrentPageFormsSupp.is() )
        return;

    // add a new entry to our page map
    ::std::pair< MapDrawPage2Map::iterator, bool > aPagePosition;
    aPagePosition =
        m_aControlIds.insert(MapDrawPage2Map::value_type(_rxDrawPage, MapString2PropertySet()));
    OSL_ENSURE(aPagePosition.second, "OFormLayerXMLImport_Impl::startPage: already imported this page!");
    m_aCurrentPageIds = aPagePosition.first;
}

void OFormLayerXMLImport_Impl::endPage()
{
    OSL_ENSURE( m_xCurrentPageFormsSupp.is(), "OFormLayerXMLImport_Impl::endPage: sure you called startPage before?" );

    // do some knittings for the controls which are referring to each other
    try
    {
        static const sal_Unicode s_nSeparator = ',';
        OUString sReferring;
        OUString sCurrentReferring;
        OUString sSeparator(&s_nSeparator, 1);
        Reference< XPropertySet > xCurrentReferring;
        sal_Int32 nSeparator, nPrevSep;
        ::std::vector< ModelStringPair >::const_iterator aEnd = m_aControlReferences.end();
        for (   ::std::vector< ModelStringPair >::const_iterator aReferences = m_aControlReferences.begin();
                aReferences != aEnd;
                ++aReferences
            )
        {
            // the list of control ids is comma separated

            // in a list of n ids there are only n-1 separators ... have to catch this last id
            // -> normalize the list
            sReferring = aReferences->second;
            sReferring += sSeparator;

            nPrevSep = -1;
            while (-1 != (nSeparator = sReferring.indexOf(s_nSeparator, nPrevSep + 1)))
            {
                sCurrentReferring = sReferring.copy(nPrevSep + 1, nSeparator - nPrevSep - 1);
                xCurrentReferring = lookupControlId(sCurrentReferring);
                if (xCurrentReferring.is())
                    // if this condition fails, this is an error, but lookupControlId should have asserted this ...
                    xCurrentReferring->setPropertyValue( PROPERTY_CONTROLLABEL, makeAny( aReferences->first ) );

                nPrevSep = nSeparator;
            }
        }
    }
    catch(Exception&)
    {
        OSL_FAIL("OFormLayerXMLImport_Impl::endPage: unable to knit the control references (caught an exception)!");
    }

    // now that we have all children of the forms collection, attach the events
    Reference< XIndexAccess > xIndexContainer;
    if ( m_xCurrentPageFormsSupp.is() && m_xCurrentPageFormsSupp->hasForms() )
        xIndexContainer.set(m_xCurrentPageFormsSupp->getForms(), css::uno::UNO_QUERY);
    if ( xIndexContainer.is() )
        ODefaultEventAttacherManager::setEvents( xIndexContainer );

    // clear the structures for the control references.
    m_aControlReferences.clear();

    // and no we have no current page anymore
    m_aCurrentPageIds = m_aControlIds.end();
}

Reference< XPropertySet > OFormLayerXMLImport_Impl::lookupControlId(const OUString& _rControlId)
{
    OSL_ENSURE(m_aCurrentPageIds != m_aControlIds.end(), "OFormLayerXMLImport_Impl::lookupControlId: no current page!");
    Reference< XPropertySet > xReturn;
    if (m_aCurrentPageIds != m_aControlIds.end())
    {
        MapString2PropertySet::const_iterator aPos = m_aCurrentPageIds->second.find(_rControlId);
        if (m_aCurrentPageIds->second.end() != aPos)
            xReturn = aPos->second;
        else
            OSL_FAIL("OFormLayerXMLImport_Impl::lookupControlId: invalid control id (did not find it)!");
    }
    return xReturn;
}

SvXMLImportContext* OFormLayerXMLImport_Impl::createOfficeFormsContext(
    SvXMLImport& _rImport,
    sal_uInt16 _nPrefix,
    const OUString& _rLocalName)
{
    return new OFormsRootImport( _rImport, _nPrefix, _rLocalName );
}

SvXMLImportContext* OFormLayerXMLImport_Impl::createContext(const sal_uInt16 _nPrefix, const OUString& _rLocalName,
    const Reference< xml::sax::XAttributeList >&)
{
    SvXMLImportContext* pContext = NULL;
    if ( _rLocalName == "form" )
    {
        if ( m_xCurrentPageFormsSupp.is() )
            pContext = new OFormImport(*this, *this, _nPrefix, _rLocalName, m_xCurrentPageFormsSupp->getForms() );
    }
    else if (  ( _nPrefix == XML_NAMESPACE_XFORMS
            && ( xmloff::token::IsXMLToken( _rLocalName, xmloff::token::XML_MODEL ) ) )
            )
    {
        pContext = createXFormsModelContext( m_rImporter, _nPrefix, _rLocalName );
    }

    if ( !pContext )
    {
        OSL_FAIL( "unknown element" );
        pContext =
            new SvXMLImportContext(m_rImporter, _nPrefix, _rLocalName);
    }

    return pContext;
}

void OFormLayerXMLImport_Impl::documentDone( )
{
    SvXMLImport& rImport = getGlobalContext();
    if ( !( rImport.getImportFlags() & SvXMLImportFlags::CONTENT ) )
        return;

    // create (and bind) the spreadsheet cell bindings
    if  (   !m_aCellValueBindings.empty()
        &&  FormCellBindingHelper::isCellBindingAllowed( rImport.GetModel() )
        )
    {
        static const char s_sIndex[] = ":index";
        ::std::vector< ModelStringPair >::const_iterator aEnd = m_aCellValueBindings.end();
        for (   ::std::vector< ModelStringPair >::const_iterator aCellBindings = m_aCellValueBindings.begin();
                aCellBindings != aEnd;
                ++aCellBindings
            )
        {
            try
            {
                FormCellBindingHelper aHelper( aCellBindings->first, rImport.GetModel() );
                OSL_ENSURE( aHelper.isCellBindingAllowed(), "OFormLayerXMLImport_Impl::documentDone: can't bind this control model!" );
                if ( aHelper.isCellBindingAllowed() )
                {
                    // There are special bindings for listboxes. See
                    // OListAndComboImport::doRegisterCellValueBinding for a comment on this HACK.
                    OUString sBoundCellAddress( aCellBindings->second );
                    sal_Int32 nIndicator = sBoundCellAddress.lastIndexOf( s_sIndex );

                    bool bUseIndexBinding = false;
                    if ( nIndicator != -1 )
                    {
                        sBoundCellAddress = sBoundCellAddress.copy( 0, nIndicator );
                        bUseIndexBinding = true;
                    }

                    aHelper.setBinding( aHelper.createCellBindingFromStringAddress( sBoundCellAddress, bUseIndexBinding ) );
                }
            }
            catch( const Exception& )
            {
                OSL_FAIL( "OFormLayerXMLImport_Impl::documentDone: caught an exception while binding to a cell!" );
            }
        }
        m_aCellValueBindings.clear();
    }

    // the same for the spreadsheet cell range list sources
    if  (   !m_aCellRangeListSources.empty()
        &&  FormCellBindingHelper::isListCellRangeAllowed( rImport.GetModel() )
        )
    {
        for (   ::std::vector< ModelStringPair >::const_iterator aRangeBindings = m_aCellRangeListSources.begin();
                aRangeBindings != m_aCellRangeListSources.end();
                ++aRangeBindings
            )
        {
            try
            {
                FormCellBindingHelper aHelper( aRangeBindings->first, rImport.GetModel() );
                OSL_ENSURE( aHelper.isListCellRangeAllowed(), "OFormLayerXMLImport_Impl::documentDone: can't bind this control model!" );
                if ( aHelper.isListCellRangeAllowed() )
                {
                    aHelper.setListSource( aHelper.createCellListSourceFromStringAddress( aRangeBindings->second ) );
                }
            }
            catch( const Exception& )
            {
                OSL_FAIL( "OFormLayerXMLImport_Impl::documentDone: caught an exception while binding to a cell range!" );
            }
        }
        m_aCellRangeListSources.clear();
    }

    // process XForms-bindings; call registerXFormsValueBinding for each
    std::for_each( m_aXFormsValueBindings.begin(),
                   m_aXFormsValueBindings.end(),
                   std::bind( bindXFormsValueBinding, rImport.GetModel(), std::placeholders::_1 ) );
    // same for list bindings
    std::for_each( m_aXFormsListBindings.begin(),
                   m_aXFormsListBindings.end(),
                   std::bind( bindXFormsListBinding, rImport.GetModel(), std::placeholders::_1 ) );
    // same for submissions
    std::for_each( m_aXFormsSubmissions.begin(),
                   m_aXFormsSubmissions.end(),
                   std::bind( bindXFormsSubmission, rImport.GetModel(), std::placeholders::_1 ) );
}

}   // namespace xmloff

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