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 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
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 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basctl.hxx"
#include "dlgedclip.hxx"
#include <vos/mutex.hxx>
#include <vcl/svapp.hxx>
#include <comphelper/processfactory.hxx>
#include <com/sun/star/datatransfer/XMimeContentType.hpp>
#include <com/sun/star/datatransfer/XMimeContentTypeFactory.hpp>


using namespace comphelper;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::datatransfer;
using namespace ::com::sun::star::datatransfer::clipboard;


//----------------------------------------------------------------------------

DlgEdTransferableImpl::DlgEdTransferableImpl( const Sequence< DataFlavor >& aSeqFlavors, const Sequence< Any >& aSeqData )
{
    m_SeqFlavors = aSeqFlavors;
    m_SeqData = aSeqData;
}

//----------------------------------------------------------------------------

DlgEdTransferableImpl::~DlgEdTransferableImpl()
{
}

//----------------------------------------------------------------------------

sal_Bool DlgEdTransferableImpl::compareDataFlavors( const DataFlavor& lFlavor, const DataFlavor& rFlavor )
{
    sal_Bool bRet = sal_False;

    // compare mime content types
    Reference< lang::XMultiServiceFactory >  xMSF = getProcessServiceFactory();
    Reference< datatransfer::XMimeContentTypeFactory >
        xMCntTypeFactory( xMSF->createInstance( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.datatransfer.MimeContentTypeFactory" ) ) ), UNO_QUERY );

    if ( xMCntTypeFactory.is( ) )
    {
        // compare full media types
        Reference< datatransfer::XMimeContentType > xLType = xMCntTypeFactory->createMimeContentType( lFlavor.MimeType );
        Reference< datatransfer::XMimeContentType > xRType = xMCntTypeFactory->createMimeContentType( rFlavor.MimeType );

        ::rtl::OUString aLFullMediaType = xLType->getFullMediaType();
        ::rtl::OUString aRFullMediaType = xRType->getFullMediaType();

        bRet = aLFullMediaType.equalsIgnoreAsciiCase( aRFullMediaType );
    }

    return bRet;
}

// XTransferable
//----------------------------------------------------------------------------

Any SAL_CALL DlgEdTransferableImpl::getTransferData( const DataFlavor& rFlavor ) throw(UnsupportedFlavorException, IOException, RuntimeException)
{
    const ::vos::OGuard aGuard( Application::GetSolarMutex() );

    if ( !isDataFlavorSupported( rFlavor ) )
        throw UnsupportedFlavorException();

    Any aData;

    for ( sal_Int32 i = 0; i < m_SeqFlavors.getLength(); i++ )
    {
        if ( compareDataFlavors( m_SeqFlavors[i] , rFlavor ) )
        {
            aData = m_SeqData[i];
            break;
        }
    }

    return aData;
}

//----------------------------------------------------------------------------

Sequence< DataFlavor > SAL_CALL DlgEdTransferableImpl::getTransferDataFlavors(  ) throw(RuntimeException)
{
    const ::vos::OGuard aGuard( Application::GetSolarMutex() );

    return m_SeqFlavors;
}

//----------------------------------------------------------------------------

sal_Bool SAL_CALL DlgEdTransferableImpl::isDataFlavorSupported( const DataFlavor& rFlavor ) throw(RuntimeException)
{
    const ::vos::OGuard aGuard( Application::GetSolarMutex() );

    sal_Bool bRet = sal_False;

    for ( sal_Int32 i = 0; i < m_SeqFlavors.getLength(); i++ )
    {
        if ( compareDataFlavors( m_SeqFlavors[i] , rFlavor ) )
        {
            bRet = sal_True;
            break;
        }
    }

    return bRet;
}

// XClipboardOwner
//----------------------------------------------------------------------------

void SAL_CALL DlgEdTransferableImpl::lostOwnership( const Reference< XClipboard >&, const Reference< XTransferable >& ) throw(RuntimeException)
{
    const ::vos::OGuard aGuard( Application::GetSolarMutex() );

    m_SeqFlavors = Sequence< DataFlavor >();
    m_SeqData = Sequence< Any >();
}