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#include <eeng_pch.hxx>

#include <eeobj.hxx>
#include <sot/exchange.hxx>
#include <sot/formats.hxx>
#include <editeng/editeng.hxx>
#include <svl/itempool.hxx>
#include <osl/mutex.hxx>
#include <vcl/svapp.hxx>
using namespace ::com::sun::star;


EditDataObject::EditDataObject()
{
}

EditDataObject::~EditDataObject()
{
}

// uno::XInterface
uno::Any EditDataObject::queryInterface( const uno::Type & rType ) throw(uno::RuntimeException)
{
    uno::Any aRet = ::cppu::queryInterface( rType, (static_cast< datatransfer::XTransferable* >(this)) );
    return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
}

// datatransfer::XTransferable
uno::Any EditDataObject::getTransferData( const datatransfer::DataFlavor& rFlavor ) throw(datatransfer::UnsupportedFlavorException, io::IOException, uno::RuntimeException)
{
    uno::Any aAny;

    sal_uLong nT = SotExchange::GetFormat( rFlavor );
    if ( nT == SOT_FORMAT_STRING )
    {
        aAny <<= (::rtl::OUString)GetString();
    }
    else if ( ( nT == SOT_FORMATSTR_ID_EDITENGINE ) || ( nT == SOT_FORMAT_RTF ) )
    {
        // No RTF on demand any more:
        // 1) Was not working, because I had to flush() the clipboard immediately anyway
        // 2) Don't have the old pool defaults and the StyleSheetPool here.

        SvMemoryStream* pStream = ( nT == SOT_FORMATSTR_ID_EDITENGINE ) ? &GetStream() : &GetRTFStream();
        pStream->Seek( STREAM_SEEK_TO_END );
        sal_uLong nLen = pStream->Tell();
        pStream->Seek(0);

        uno::Sequence< sal_Int8 > aSeq( nLen );
        memcpy( aSeq.getArray(), pStream->GetData(), nLen );
        aAny <<= aSeq;
    }
    else
    {
        datatransfer::UnsupportedFlavorException aException;
        throw( aException );
    }

    return aAny;
}

uno::Sequence< datatransfer::DataFlavor > EditDataObject::getTransferDataFlavors(  ) throw(uno::RuntimeException)
{
    uno::Sequence< datatransfer::DataFlavor > aDataFlavors(3);
    SotExchange::GetFormatDataFlavor( SOT_FORMATSTR_ID_EDITENGINE, aDataFlavors.getArray()[0] );
    SotExchange::GetFormatDataFlavor( SOT_FORMAT_STRING, aDataFlavors.getArray()[1] );
    SotExchange::GetFormatDataFlavor( SOT_FORMAT_RTF, aDataFlavors.getArray()[2] );

    return aDataFlavors;
}

sal_Bool EditDataObject::isDataFlavorSupported( const datatransfer::DataFlavor& rFlavor ) throw(uno::RuntimeException)
{
    sal_Bool bSupported = sal_False;

    sal_uLong nT = SotExchange::GetFormat( rFlavor );
    if ( ( nT == SOT_FORMAT_STRING ) || ( nT == SOT_FORMAT_RTF ) || ( nT == SOT_FORMATSTR_ID_EDITENGINE ) )
        bSupported = sal_True;

    return bSupported;
}

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