337 lines
12 KiB
C++
337 lines
12 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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//------------------------------------------------------------------------
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// includes
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//------------------------------------------------------------------------
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#include "DataFmtTransl.hxx"
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#include <rtl/string.hxx>
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#include <osl/diagnose.h>
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#include <rtl/tencinfo.h>
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#include "../misc/ImplHelper.hxx"
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#include "../misc/WinClip.hxx"
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#include "MimeAttrib.hxx"
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#include "DTransHelper.hxx"
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#include <rtl/string.h>
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#include "Fetc.hxx"
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#if defined _MSC_VER
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#pragma warning(push,1)
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#pragma warning(disable:4917)
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#endif
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#include <windows.h>
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#if (_MSC_VER < 1300) && !defined(__MINGW32__)
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#include <olestd.h>
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#endif
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#include <shlobj.h>
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#if defined _MSC_VER
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#pragma warning(pop)
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#endif
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//------------------------------------------------------------------------
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// namespace directives
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//------------------------------------------------------------------------
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using namespace std;
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using namespace com::sun::star::uno;
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using namespace com::sun::star::datatransfer;
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using namespace com::sun::star::lang;
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using ::rtl::OUString;
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//------------------------------------------------------------------------
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// const
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//------------------------------------------------------------------------
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const Type CPPUTYPE_SALINT32 = getCppuType((sal_Int32*)0);
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const Type CPPUTYPE_SALINT8 = getCppuType((sal_Int8*)0);
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const Type CPPUTYPE_OUSTRING = getCppuType((OUString*)0);
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const Type CPPUTYPE_SEQSALINT8 = getCppuType((Sequence< sal_Int8>*)0);
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const sal_Int32 MAX_CLIPFORMAT_NAME = 256;
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const OUString TEXT_PLAIN_CHARSET (RTL_CONSTASCII_USTRINGPARAM("text/plain;charset="));
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const OUString HPNAME_OEM_ANSI_TEXT (RTL_CONSTASCII_USTRINGPARAM("OEM/ANSI Text"));
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const OUString HTML_FORMAT_NAME_WINDOWS (RTL_CONSTASCII_USTRINGPARAM("HTML Format"));
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const OUString HTML_FORMAT_NAME_SOFFICE (RTL_CONSTASCII_USTRINGPARAM("HTML (HyperText Markup Language)"));
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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CDataFormatTranslator::CDataFormatTranslator( const Reference< XMultiServiceFactory >& aServiceManager ) :
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m_SrvMgr( aServiceManager )
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{
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m_XDataFormatTranslator = Reference< XDataFormatTranslator >(
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m_SrvMgr->createInstance( OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.datatransfer.DataFormatTranslator")) ), UNO_QUERY );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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CFormatEtc CDataFormatTranslator::getFormatEtcFromDataFlavor( const DataFlavor& aDataFlavor ) const
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{
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sal_Int32 cf = CF_INVALID;
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try
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{
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if( m_XDataFormatTranslator.is( ) )
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{
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Any aFormat = m_XDataFormatTranslator->getSystemDataTypeFromDataFlavor( aDataFlavor );
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if ( aFormat.hasValue( ) )
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{
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if ( aFormat.getValueType( ) == CPPUTYPE_SALINT32 )
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{
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aFormat >>= cf;
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OSL_ENSURE( CF_INVALID != cf, "Invalid Clipboard format delivered" );
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}
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else if ( aFormat.getValueType( ) == CPPUTYPE_OUSTRING )
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{
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OUString aClipFmtName;
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aFormat >>= aClipFmtName;
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OSL_ASSERT( aClipFmtName.getLength( ) );
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cf = RegisterClipboardFormatW( reinterpret_cast<LPCWSTR>(aClipFmtName.getStr( )) );
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OSL_ENSURE( CF_INVALID != cf, "RegisterClipboardFormat failed" );
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}
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else
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OSL_FAIL( "Wrong Any-Type detected" );
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}
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}
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}
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catch( ... )
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{
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OSL_FAIL( "Unexpected error" );
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}
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return sal::static_int_cast<CFormatEtc>(getFormatEtcForClipformat( sal::static_int_cast<CLIPFORMAT>(cf) ));
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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DataFlavor CDataFormatTranslator::getDataFlavorFromFormatEtc( const FORMATETC& aFormatEtc, LCID lcid ) const
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{
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DataFlavor aFlavor;
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try
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{
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CLIPFORMAT aClipformat = aFormatEtc.cfFormat;
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Any aAny;
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aAny <<= static_cast< sal_Int32 >( aClipformat );
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if ( isOemOrAnsiTextFormat( aClipformat ) )
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{
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aFlavor.MimeType = TEXT_PLAIN_CHARSET;
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aFlavor.MimeType += getTextCharsetFromLCID( lcid, aClipformat );
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aFlavor.HumanPresentableName = HPNAME_OEM_ANSI_TEXT;
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aFlavor.DataType = CPPUTYPE_SEQSALINT8;
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}
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else if ( CF_INVALID != aClipformat )
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{
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if ( m_XDataFormatTranslator.is( ) )
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{
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aFlavor = m_XDataFormatTranslator->getDataFlavorFromSystemDataType( aAny );
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if ( !aFlavor.MimeType.getLength( ) )
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{
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// lookup of DataFlavor from clipboard format id
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// failed, so we try to resolve via clipboard
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// format name
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OUString clipFormatName = getClipboardFormatName( aClipformat );
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// if we could not get a clipboard format name an
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// error must have occurred or it is a standard
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// clipboard format that we don't translate, e.g.
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// CF_BITMAP (the office only uses CF_DIB)
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if ( clipFormatName.getLength( ) )
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{
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aAny <<= clipFormatName;
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aFlavor = m_XDataFormatTranslator->getDataFlavorFromSystemDataType( aAny );
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}
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}
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}
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}
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}
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catch( ... )
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{
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OSL_FAIL( "Unexpected error" );
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}
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return aFlavor;
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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CFormatEtc SAL_CALL CDataFormatTranslator::getFormatEtcForClipformatName( const OUString& aClipFmtName ) const
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{
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// check parameter
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if ( !aClipFmtName.getLength( ) )
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return CFormatEtc( CF_INVALID );
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CLIPFORMAT cf = sal::static_int_cast<CLIPFORMAT>(RegisterClipboardFormatW( reinterpret_cast<LPCWSTR>(aClipFmtName.getStr( )) ));
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return getFormatEtcForClipformat( cf );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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OUString CDataFormatTranslator::getClipboardFormatName( CLIPFORMAT aClipformat ) const
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{
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OSL_PRECOND( CF_INVALID != aClipformat, "Invalid clipboard format" );
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sal_Unicode wBuff[ MAX_CLIPFORMAT_NAME ];
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sal_Int32 nLen = GetClipboardFormatNameW( aClipformat, reinterpret_cast<LPWSTR>(wBuff), MAX_CLIPFORMAT_NAME );
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return OUString( wBuff, nLen );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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CFormatEtc SAL_CALL CDataFormatTranslator::getFormatEtcForClipformat( CLIPFORMAT cf ) const
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{
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CFormatEtc fetc( cf, TYMED_NULL, NULL, DVASPECT_CONTENT );
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switch( cf )
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{
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case CF_METAFILEPICT:
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fetc.setTymed( TYMED_MFPICT );
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break;
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case CF_ENHMETAFILE:
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fetc.setTymed( TYMED_ENHMF );
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break;
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default:
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fetc.setTymed( TYMED_HGLOBAL /*| TYMED_ISTREAM*/ );
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}
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/*
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hack: in order to paste urls copied by Internet Explorer
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with "copy link" we set the lindex member to 0
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but if we really want to support CFSTR_FILECONTENT and
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the accompany format CFSTR_FILEDESCRIPTOR (FileGroupDescriptor)
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the client of the clipboard service has to provide a id
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of which FileContents it wants to paste
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see MSDN: "Handling Shell Data Transfer Scenarios"
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*/
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if ( cf == RegisterClipboardFormatA( CFSTR_FILECONTENTS ) )
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fetc.setLindex( 0 );
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return fetc;
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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sal_Bool SAL_CALL CDataFormatTranslator::isOemOrAnsiTextFormat( CLIPFORMAT cf ) const
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{
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return ( (cf == CF_TEXT) || (cf == CF_OEMTEXT) );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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sal_Bool SAL_CALL CDataFormatTranslator::isUnicodeTextFormat( CLIPFORMAT cf ) const
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{
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return ( cf == CF_UNICODETEXT );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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sal_Bool SAL_CALL CDataFormatTranslator::isTextFormat( CLIPFORMAT cf ) const
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{
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return ( isOemOrAnsiTextFormat( cf ) || isUnicodeTextFormat( cf ) );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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sal_Bool SAL_CALL CDataFormatTranslator::isHTMLFormat( CLIPFORMAT cf ) const
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{
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OUString clipFormatName = getClipboardFormatName( cf );
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return ( clipFormatName == HTML_FORMAT_NAME_WINDOWS );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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sal_Bool SAL_CALL CDataFormatTranslator::isTextHtmlFormat( CLIPFORMAT cf ) const
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{
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OUString clipFormatName = getClipboardFormatName( cf );
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return ( clipFormatName.equalsIgnoreAsciiCase( HTML_FORMAT_NAME_SOFFICE ) );
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}
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//------------------------------------------------------------------------
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//
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//------------------------------------------------------------------------
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OUString SAL_CALL CDataFormatTranslator::getTextCharsetFromLCID( LCID lcid, CLIPFORMAT aClipformat ) const
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{
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OSL_ASSERT( isOemOrAnsiTextFormat( aClipformat ) );
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OUString charset;
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if ( CF_TEXT == aClipformat )
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{
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charset = getMimeCharsetFromLocaleId(
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lcid,
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LOCALE_IDEFAULTANSICODEPAGE,
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PRE_WINDOWS_CODEPAGE );
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}
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else if ( CF_OEMTEXT == aClipformat )
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{
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charset = getMimeCharsetFromLocaleId(
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lcid,
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LOCALE_IDEFAULTCODEPAGE,
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PRE_OEM_CODEPAGE );
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}
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else // CF_UNICODE
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OSL_ASSERT( sal_False );
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return charset;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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