libreoffice/sc/source/ui/vba/vbacombobox.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: vbacombobox.cxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: vg $ $Date: 2007-12-07 10:48:18 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/
#include "vbacombobox.hxx"
#include <vector>

using namespace com::sun::star;
using namespace org::openoffice;


const static rtl::OUString CONTROLSOURCEPROP( RTL_CONSTASCII_USTRINGPARAM("DataFieldProperty") );
const static rtl::OUString ITEMS( RTL_CONSTASCII_USTRINGPARAM("StringItemList") );

ScVbaComboBox::ScVbaComboBox( const uno::Reference< uno::XComponentContext >& xContext, const uno::Reference< css::drawing::XControlShape >& xControlShape ) : ComboBoxImpl_BASE( xContext, xControlShape )
{
    // grab the default value property name
    m_xProps->getPropertyValue( CONTROLSOURCEPROP ) >>= sSourceName;
}

ScVbaComboBox::ScVbaComboBox( const uno::Reference< uno::XComponentContext >& xContext, const uno::Reference< beans::XPropertySet >& xPropSet, const css::uno::Reference< css::drawing::XControlShape > xControlShape ) : ComboBoxImpl_BASE( xContext, xPropSet, xControlShape )
{
    m_xProps->getPropertyValue( CONTROLSOURCEPROP ) >>= sSourceName;
}


// Attributes
uno::Any SAL_CALL
ScVbaComboBox::getValue() throw (uno::RuntimeException)
{
    return m_xProps->getPropertyValue( sSourceName );
}

void SAL_CALL
ScVbaComboBox::setValue( const uno::Any& _value ) throw (uno::RuntimeException)
{
    m_xProps->setPropertyValue( sSourceName, _value );
}

::rtl::OUString SAL_CALL
ScVbaComboBox::getText() throw (uno::RuntimeException)
{
    rtl::OUString result;
    getValue() >>= result;
    return result;
}

void SAL_CALL
ScVbaComboBox::setText( const ::rtl::OUString& _text ) throw (uno::RuntimeException)
{
    setValue( uno::makeAny( _text ) ); // seems the same
}

// Methods
void SAL_CALL
ScVbaComboBox::AddItem( const uno::Any& pvargItem, const uno::Any& pvargIndex ) throw (uno::RuntimeException)
{

    if ( pvargItem.hasValue()  )
    {
        uno::Sequence< rtl::OUString > sList;
        m_xProps->getPropertyValue( ITEMS ) >>= sList;

        sal_Int32 nIndex = sList.getLength();

        if ( pvargIndex.hasValue() )
            pvargIndex >>= nIndex;

        rtl::OUString sString;
        pvargItem >>= sString;

        // if no index specified or item is to be appended to end of
        // list just realloc the array and set the last item
        if ( nIndex  == sList.getLength() )
        {
            sal_Int32 nOldSize = sList.getLength();
            sList.realloc( nOldSize + 1 );
            sList[ nOldSize ] = sString;
        }
        else
        {
            // just copy those elements above the one to be inserted
            std::vector< rtl::OUString > sVec;
            // reserve just the amount we need to copy
            sVec.reserve( sList.getLength() - nIndex );

            // point at first element to copy
            rtl::OUString* pString = sList.getArray() + nIndex;
            const rtl::OUString* pEndString = sList.getArray() + sList.getLength();
            // insert the new element
            sVec.push_back( sString );
            // copy elements
            for ( ; pString != pEndString; ++pString )
                sVec.push_back( *pString );

            sList.realloc(  sList.getLength() + 1 );

            // point at first element to be overwritten
            pString = sList.getArray() + nIndex;
            pEndString = sList.getArray() + sList.getLength();
            std::vector< rtl::OUString >::iterator it = sVec.begin();
            for ( ; pString != pEndString; ++pString, ++it)
                *pString = *it;
            //
        }

        m_xProps->setPropertyValue( ITEMS, uno::makeAny( sList ) );

    }
}

void SAL_CALL
ScVbaComboBox::Clear(  ) throw (uno::RuntimeException)
{
    setValue( uno::makeAny( rtl::OUString() ) );
    m_xProps->setPropertyValue( ITEMS, uno::makeAny( uno::Sequence< rtl::OUString >() ) );
}