diff options
Diffstat (limited to 'embedserv/source/embed/ed_idataobj.cxx')
| -rw-r--r-- | embedserv/source/embed/ed_idataobj.cxx | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/embedserv/source/embed/ed_idataobj.cxx b/embedserv/source/embed/ed_idataobj.cxx new file mode 100644 index 000000000..2f0b4d960 --- /dev/null +++ b/embedserv/source/embed/ed_idataobj.cxx @@ -0,0 +1,293 @@ +/* -*- 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 . + */ + +#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( bool isEnhMeta ) +{ + sal_uInt64 pResult = NULL; + + uno::Reference< datatransfer::XTransferable > xTransferable( m_pDocHolder->GetDocument(), uno::UNO_QUERY ); + if ( xTransferable.is() ) + { + 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 + +COM_DECLSPEC_NOTHROW 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( true ) ); + + if ( hMeta ) + { + pMedium->tymed = TYMED_ENHMF; + pMedium->hEnhMetaFile = hMeta; + pMedium->pUnkForRelease = nullptr; + + 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( false ) ); + + if ( hMeta ) + { + pMedium->tymed = TYMED_MFPICT; + pMedium->hMetaFilePict = hMeta; + pMedium->pUnkForRelease = nullptr; + + return S_OK; + } + + return STG_E_MEDIUMFULL; + } + else + { + CLIPFORMAT cf_embSource = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"Embed Source" )); + CLIPFORMAT cf_embObj = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"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( nullptr, 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 = static_cast<IUnknown*>(pNewStg); + + return S_OK; + } + } + + return DV_E_FORMATETC; +} + +COM_DECLSPEC_NOTHROW 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 = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"Embed Source" )); + CLIPFORMAT cf_embObj = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"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 = nullptr; + + return S_OK; + } + + return DV_E_FORMATETC; +} + +COM_DECLSPEC_NOTHROW 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 = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"Embed Source" )); + CLIPFORMAT cf_embObj = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"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; + +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedDocument_Impl::GetCanonicalFormatEtc( FORMATETC * pFormatetcIn, FORMATETC * pFormatetcOut ) +{ + if ( !pFormatetcIn || !pFormatetcOut ) + return DV_E_FORMATETC; + + pFormatetcOut->ptd = nullptr; + 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 = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"Embed Source" )); + CLIPFORMAT cf_embObj = static_cast<CLIPFORMAT>(RegisterClipboardFormatW( L"Embedded Object" )); + if ( pFormatetcIn->cfFormat == cf_embSource || pFormatetcIn->cfFormat == cf_embObj ) + { + pFormatetcOut->tymed = TYMED_ISTORAGE; + return S_OK; + } + } + + return DV_E_FORMATETC; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedDocument_Impl::SetData( FORMATETC * /*pFormatetc*/, STGMEDIUM * /*pMedium*/, BOOL /*fRelease*/ ) +{ + return E_NOTIMPL; +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedDocument_Impl::EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC ** /*ppFormatetc*/ ) +{ + if ( dwDirection == DATADIR_GET ) + return OLE_S_USEREG; + + return E_NOTIMPL; +} + +COM_DECLSPEC_NOTHROW 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( static_cast<IDataObject*>(this), pFormatetc, advf, pAdvSink, pdwConnection ); +} + +COM_DECLSPEC_NOTHROW STDMETHODIMP EmbedDocument_Impl::DUnadvise( DWORD dwConnection ) +{ + if ( !m_pDAdviseHolder ) + if ( !SUCCEEDED( CreateDataAdviseHolder( &m_pDAdviseHolder ) ) || !m_pDAdviseHolder ) + return E_OUTOFMEMORY; + + return m_pDAdviseHolder->Unadvise( dwConnection ); +} + +COM_DECLSPEC_NOTHROW 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: */ |