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/* -*- 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_DTRANS_SOURCE_WIN32_CLIPB_APNDATAOBJECT_HXX
#define INCLUDED_DTRANS_SOURCE_WIN32_CLIPB_APNDATAOBJECT_HXX
/*
an APartment Neutral dataobject wrapper; this wrapper of a IDataObject
pointer can be used from any apartment without RPC_E_WRONG_THREAD
which normally occurs if an apartment tries to use an interface
pointer of another apartment; we use containment to hold the original
DataObject
*/
class CAPNDataObject : public IDataObject
{
public:
CAPNDataObject( IDataObjectPtr rIDataObject );
~CAPNDataObject( );
//IUnknown interface methods
STDMETHODIMP QueryInterface(REFIID iid, LPVOID* ppvObject);
STDMETHODIMP_( ULONG ) AddRef( );
STDMETHODIMP_( ULONG ) Release( );
// IDataObject interface methods
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*( );
private:
HRESULT MarshalIDataObjectIntoCurrentApartment( IDataObject** ppIDataObj );
private:
IDataObjectPtr m_rIDataObjectOrg;
HGLOBAL m_hGlobal;
LONG m_nRefCnt;
// prevent copy and assignment
private:
CAPNDataObject( const CAPNDataObject& theOther );
CAPNDataObject& operator=( const CAPNDataObject& theOther );
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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