/* -*- 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 .
 */

#ifndef INCLUDED_SAL_WORKBEN_CLIPBOARDWBEN_TESTCOPY_XTDATAOBJECT_HXX
#define INCLUDED_SAL_WORKBEN_CLIPBOARDWBEN_TESTCOPY_XTDATAOBJECT_HXX

/*
#include <com/sun/star/datatransfer/XTransferable.hpp>
#include <com/sun/star/datatransfer/clipboard/XClipboardOwner.hpp>
#include "WinClipboard.hxx"
*/

#include <windows.h>
#include <ole2.h>
#include <objidl.h>

class EnumFormatEtc;

class CXTDataObject : public IDataObject
{
public:
    CXTDataObject( LONG nRefCntInitVal = 0);
    ~CXTDataObject( );

    // ole interface implementation

    //IUnknown
    STDMETHODIMP           QueryInterface(REFIID iid, LPVOID* ppvObject);
    STDMETHODIMP_( ULONG ) AddRef( );
    STDMETHODIMP_( ULONG ) Release( );

    //IDataObject
    STDMETHODIMP GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium );
    STDMETHODIMP GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium );
    STDMETHODIMP QueryGetData( LPFORMATETC pFormatetc );
    STDMETHODIMP GetCanonicalFormatEtc( LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut );
    STDMETHODIMP SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease );
    STDMETHODIMP EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc );
    STDMETHODIMP DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD* pdwConnection );
    STDMETHODIMP DUnadvise( DWORD dwConnection );
    STDMETHODIMP EnumDAdvise( LPENUMSTATDATA* ppenumAdvise );

    operator IDataObject*( );

    // notification handler
    //void SAL_CALL LostOwnership( );

    //sal_Int64 SAL_CALL QueryDataSize( );

    // retrieve the data from the source
    // necessary so that
    //void SAL_CALL GetAllDataFromSource( );

private:
    LONG m_nRefCnt;
    //CWinClipboard& m_rCWinClipboard;
    //const const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::clipboard::XClipboardOwner >&  m_rXClipboardOwner;
    //const const ::com::sun::star::uno::Reference< ::com::sun::star::datatransfer::XTransferable >&               m_rXTDataSource;

    //friend class CWinClipboard;
    friend class CEnumFormatEtc;
};

class CEnumFormatEtc : public IEnumFORMATETC
{
public:
    CEnumFormatEtc( LPUNKNOWN pUnkDataObj );
    ~CEnumFormatEtc( );

    // IUnknown
    STDMETHODIMP           QueryInterface( REFIID iid, LPVOID* ppvObject );
    STDMETHODIMP_( ULONG ) AddRef( );
    STDMETHODIMP_( ULONG ) Release( );

    //IEnumFORMATETC
    STDMETHODIMP Next( ULONG celt, LPFORMATETC rgelt, ULONG* pceltFetched );
    STDMETHODIMP Skip( ULONG celt );
    STDMETHODIMP Reset( );
    STDMETHODIMP Clone( IEnumFORMATETC** ppenum );

private:
    LONG        m_nRefCnt;
    LPUNKNOWN   m_pUnkDataObj;
    ULONG       m_nCurrentPos;
    CLIPFORMAT  m_cfFormats[2];
};

typedef CEnumFormatEtc *PCEnumFormatEtc;

#endif

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