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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 .
*/
#ifdef _MSC_VER
#pragma warning(disable : 4917 4555)
#endif
#include "embeddoc.hxx"
#include <com/sun/star/uno/Any.h>
#include <com/sun/star/uno/Exception.hpp>
#include <com/sun/star/datatransfer/XTransferable.hpp>
#include <osl/thread.h>
using namespace ::com::sun::star;
// EmbedDocument_Impl
sal_uInt64 EmbedDocument_Impl::getMetaFileHandle_Impl( sal_Bool isEnhMeta )
{
sal_uInt64 pResult = NULL;
uno::Reference< datatransfer::XTransferable > xTransferable( m_pDocHolder->GetDocument(), uno::UNO_QUERY );
if ( xTransferable.is() )
{
uno::Sequence< sal_Int8 > aMetaBuffer;
datatransfer::DataFlavor aFlavor;
if ( isEnhMeta )
{
aFlavor.MimeType = "application/x-openoffice-emf;windows_formatname=\"Image EMF\"";
aFlavor.HumanPresentableName = "Enhanced Windows MetaFile";
}
else
{
aFlavor.MimeType = "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"";
aFlavor.HumanPresentableName = "Windows GDIMetaFile";
}
aFlavor.DataType = cppu::UnoType<sal_uInt64>::get();
uno::Any aAny = xTransferable->getTransferData( aFlavor );
aAny >>= pResult;
}
return pResult;
}
// IDataObject
STDMETHODIMP EmbedDocument_Impl::GetData( FORMATETC * pFormatetc, STGMEDIUM * pMedium )
{
if ( !pFormatetc )
return DV_E_FORMATETC;
if ( !pMedium )
return STG_E_MEDIUMFULL;
if ( pFormatetc->dwAspect == DVASPECT_THUMBNAIL
|| pFormatetc->dwAspect == DVASPECT_ICON
|| pFormatetc->dwAspect == DVASPECT_DOCPRINT )
return DV_E_DVASPECT;
if ( pFormatetc->cfFormat == CF_ENHMETAFILE )
{
if ( !( pFormatetc->tymed & TYMED_ENHMF ) )
return DV_E_TYMED;
HENHMETAFILE hMeta = reinterpret_cast<HENHMETAFILE>( getMetaFileHandle_Impl( sal_True ) );
if ( hMeta )
{
pMedium->tymed = TYMED_ENHMF;
pMedium->hEnhMetaFile = hMeta;
pMedium->pUnkForRelease = NULL;
return S_OK;
}
return STG_E_MEDIUMFULL;
}
else if ( pFormatetc->cfFormat == CF_METAFILEPICT )
{
if ( !( pFormatetc->tymed & TYMED_MFPICT ) )
return DV_E_TYMED;
HGLOBAL hMeta = reinterpret_cast<HGLOBAL>( getMetaFileHandle_Impl( sal_False ) );
if ( hMeta )
{
pMedium->tymed = TYMED_MFPICT;
pMedium->hMetaFilePict = hMeta;
pMedium->pUnkForRelease = NULL;
return S_OK;
}
return STG_E_MEDIUMFULL;
}
else
{
CLIPFORMAT cf_embSource = (CLIPFORMAT)RegisterClipboardFormatA( "Embed Source" );
CLIPFORMAT cf_embObj = (CLIPFORMAT)RegisterClipboardFormatA( "Embedded Object" );
if ( pFormatetc->cfFormat == cf_embSource || pFormatetc->cfFormat == cf_embObj )
{
if ( !( pFormatetc->tymed & TYMED_ISTORAGE ) )
return DV_E_TYMED;
CComPtr< IStorage > pNewStg;
HRESULT hr = StgCreateDocfile( NULL, STGM_CREATE | STGM_READWRITE | STGM_DELETEONRELEASE, 0, &pNewStg );
if ( FAILED( hr ) || !pNewStg ) return STG_E_MEDIUMFULL;
hr = SaveTo_Impl( pNewStg );
if ( FAILED( hr ) ) return STG_E_MEDIUMFULL;
pMedium->tymed = TYMED_ISTORAGE;
pMedium->pstg = pNewStg;
pMedium->pstg->AddRef();
pMedium->pUnkForRelease = ( IUnknown* )pNewStg;
return S_OK;
}
}
return DV_E_FORMATETC;
}
STDMETHODIMP EmbedDocument_Impl::GetDataHere( FORMATETC * pFormatetc, STGMEDIUM * pMedium )
{
if ( !pFormatetc )
return DV_E_FORMATETC;
if ( !pMedium )
return STG_E_MEDIUMFULL;
if ( pFormatetc->dwAspect == DVASPECT_THUMBNAIL
|| pFormatetc->dwAspect == DVASPECT_ICON
|| pFormatetc->dwAspect == DVASPECT_DOCPRINT )
return DV_E_DVASPECT;
CLIPFORMAT cf_embSource = (CLIPFORMAT)RegisterClipboardFormatA( "Embed Source" );
CLIPFORMAT cf_embObj = (CLIPFORMAT)RegisterClipboardFormatA( "Embedded Object" );
if ( pFormatetc->cfFormat == cf_embSource || pFormatetc->cfFormat == cf_embObj )
{
if ( !( pFormatetc->tymed & TYMED_ISTORAGE ) )
return DV_E_TYMED;
if ( !pMedium->pstg ) return STG_E_MEDIUMFULL;
HRESULT hr = SaveTo_Impl( pMedium->pstg );
if ( FAILED( hr ) ) return STG_E_MEDIUMFULL;
pMedium->tymed = TYMED_ISTORAGE;
pMedium->pUnkForRelease = NULL;
return S_OK;
}
return DV_E_FORMATETC;
}
STDMETHODIMP EmbedDocument_Impl::QueryGetData( FORMATETC * pFormatetc )
{
if ( pFormatetc )
{
if ( pFormatetc->dwAspect == DVASPECT_THUMBNAIL
|| pFormatetc->dwAspect == DVASPECT_ICON
|| pFormatetc->dwAspect == DVASPECT_DOCPRINT )
return DV_E_DVASPECT;
if ( pFormatetc->cfFormat == CF_ENHMETAFILE )
{
if ( !( pFormatetc->tymed & TYMED_ENHMF ) )
return DV_E_TYMED;
return S_OK;
}
else if ( pFormatetc->cfFormat == CF_METAFILEPICT )
{
if ( !( pFormatetc->tymed & TYMED_MFPICT ) )
return DV_E_TYMED;
return S_OK;
}
else
{
CLIPFORMAT cf_embSource = (CLIPFORMAT)RegisterClipboardFormatA( "Embed Source" );
CLIPFORMAT cf_embObj = (CLIPFORMAT)RegisterClipboardFormatA( "Embedded Object" );
if ( pFormatetc->cfFormat == cf_embSource || pFormatetc->cfFormat == cf_embObj )
{
if ( !( pFormatetc->tymed & TYMED_ISTORAGE ) )
return DV_E_TYMED;
return S_OK;
}
}
}
return DV_E_FORMATETC;
}
STDMETHODIMP EmbedDocument_Impl::GetCanonicalFormatEtc( FORMATETC * pFormatetcIn, FORMATETC * pFormatetcOut )
{
if ( !pFormatetcIn || !pFormatetcOut )
return DV_E_FORMATETC;
pFormatetcOut->ptd = NULL;
pFormatetcOut->cfFormat = pFormatetcIn->cfFormat;
pFormatetcOut->dwAspect = DVASPECT_CONTENT;
if ( pFormatetcIn->cfFormat == CF_ENHMETAFILE )
{
pFormatetcOut->tymed = TYMED_ENHMF;
return S_OK;
}
else if ( pFormatetcIn->cfFormat == CF_METAFILEPICT )
{
pFormatetcOut->tymed = TYMED_MFPICT;
return S_OK;
}
else
{
CLIPFORMAT cf_embSource = (CLIPFORMAT)RegisterClipboardFormatA( "Embed Source" );
CLIPFORMAT cf_embObj = (CLIPFORMAT)RegisterClipboardFormatA( "Embedded Object" );
if ( pFormatetcIn->cfFormat == cf_embSource || pFormatetcIn->cfFormat == cf_embObj )
{
pFormatetcOut->tymed = TYMED_ISTORAGE;
return S_OK;
}
}
return DV_E_FORMATETC;
}
STDMETHODIMP EmbedDocument_Impl::SetData( FORMATETC * /*pFormatetc*/, STGMEDIUM * /*pMedium*/, BOOL /*fRelease*/ )
{
return E_NOTIMPL;
}
STDMETHODIMP EmbedDocument_Impl::EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC ** /*ppFormatetc*/ )
{
if ( dwDirection == DATADIR_GET )
return OLE_S_USEREG;
return E_NOTIMPL;
}
STDMETHODIMP EmbedDocument_Impl::DAdvise( FORMATETC * pFormatetc, DWORD advf, IAdviseSink * pAdvSink, DWORD * pdwConnection )
{
if ( !m_pDAdviseHolder )
if ( !SUCCEEDED( CreateDataAdviseHolder( &m_pDAdviseHolder ) ) || !m_pDAdviseHolder )
return E_OUTOFMEMORY;
return m_pDAdviseHolder->Advise( (IDataObject*)this, pFormatetc, advf, pAdvSink, pdwConnection );
}
STDMETHODIMP EmbedDocument_Impl::DUnadvise( DWORD dwConnection )
{
if ( !m_pDAdviseHolder )
if ( !SUCCEEDED( CreateDataAdviseHolder( &m_pDAdviseHolder ) ) || !m_pDAdviseHolder )
return E_OUTOFMEMORY;
return m_pDAdviseHolder->Unadvise( dwConnection );
}
STDMETHODIMP EmbedDocument_Impl::EnumDAdvise( IEnumSTATDATA ** ppenumAdvise )
{
if ( !m_pDAdviseHolder )
if ( !SUCCEEDED( CreateDataAdviseHolder( &m_pDAdviseHolder ) ) || !m_pDAdviseHolder )
return E_OUTOFMEMORY;
return m_pDAdviseHolder->EnumAdvise( ppenumAdvise );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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