/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dtrans.hxx"
//------------------------------------------------------------------------
// includes
//------------------------------------------------------------------------
#include "DataFmtTransl.hxx"
#include <rtl/string.hxx>
#include <osl/diagnose.h>
#include <rtl/tencinfo.h>
#include "..\misc\ImplHelper.hxx"
#include "..\misc\WinClip.hxx"
#include "MimeAttrib.hxx"
#include "DTransHelper.hxx"
#include <rtl/string.h>
#include "Fetc.hxx"
#if defined _MSC_VER
#pragma warning(push,1)
#pragma warning(disable:4917)
#endif
#include <windows.h>
#if (_MSC_VER < 1300) && !defined(__MINGW32__)
#include <olestd.h>
#endif
#include <shlobj.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
//------------------------------------------------------------------------
// namespace directives
//------------------------------------------------------------------------
using namespace rtl;
using namespace std;
using namespace com::sun::star::uno;
using namespace com::sun::star::datatransfer;
using namespace com::sun::star::lang;
//------------------------------------------------------------------------
// const
//------------------------------------------------------------------------
const Type CPPUTYPE_SALINT32 = getCppuType((sal_Int32*)0);
const Type CPPUTYPE_SALINT8 = getCppuType((sal_Int8*)0);
const Type CPPUTYPE_OUSTRING = getCppuType((OUString*)0);
const Type CPPUTYPE_SEQSALINT8 = getCppuType((Sequence< sal_Int8>*)0);
const sal_Int32 MAX_CLIPFORMAT_NAME = 256;
const OUString TEXT_PLAIN_CHARSET = OUString::createFromAscii( "text/plain;charset=" );
const OUString HPNAME_OEM_ANSI_TEXT = OUString::createFromAscii( "OEM/ANSI Text" );
const OUString HTML_FORMAT_NAME_WINDOWS = OUString::createFromAscii( "HTML Format" );
const OUString HTML_FORMAT_NAME_SOFFICE = OUString::createFromAscii( "HTML (HyperText Markup Language)" );
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
CDataFormatTranslator::CDataFormatTranslator( const Reference< XMultiServiceFactory >& aServiceManager ) :
m_SrvMgr( aServiceManager )
{
m_XDataFormatTranslator = Reference< XDataFormatTranslator >(
m_SrvMgr->createInstance( OUString::createFromAscii( "com.sun.star.datatransfer.DataFormatTranslator" ) ), UNO_QUERY );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
CFormatEtc CDataFormatTranslator::getFormatEtcFromDataFlavor( const DataFlavor& aDataFlavor ) const
{
sal_Int32 cf = CF_INVALID;
try
{
if( m_XDataFormatTranslator.is( ) )
{
Any aFormat = m_XDataFormatTranslator->getSystemDataTypeFromDataFlavor( aDataFlavor );
if ( aFormat.hasValue( ) )
{
if ( aFormat.getValueType( ) == CPPUTYPE_SALINT32 )
{
aFormat >>= cf;
OSL_ENSURE( CF_INVALID != cf, "Invalid Clipboard format delivered" );
}
else if ( aFormat.getValueType( ) == CPPUTYPE_OUSTRING )
{
OUString aClipFmtName;
aFormat >>= aClipFmtName;
OSL_ASSERT( aClipFmtName.getLength( ) );
cf = RegisterClipboardFormatW( reinterpret_cast<LPCWSTR>(aClipFmtName.getStr( )) );
OSL_ENSURE( CF_INVALID != cf, "RegisterClipboardFormat failed" );
}
else
OSL_ENSURE( sal_False, "Wrong Any-Type detected" );
}
}
}
catch( ... )
{
OSL_ENSURE( sal_False, "Unexpected error" );
}
return sal::static_int_cast<CFormatEtc>(getFormatEtcForClipformat( sal::static_int_cast<CLIPFORMAT>(cf) ));
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
DataFlavor CDataFormatTranslator::getDataFlavorFromFormatEtc( const FORMATETC& aFormatEtc, LCID lcid ) const
{
DataFlavor aFlavor;
try
{
CLIPFORMAT aClipformat = aFormatEtc.cfFormat;
Any aAny;
aAny <<= static_cast< sal_Int32 >( aClipformat );
if ( isOemOrAnsiTextFormat( aClipformat ) )
{
aFlavor.MimeType = TEXT_PLAIN_CHARSET;
aFlavor.MimeType += getTextCharsetFromLCID( lcid, aClipformat );
aFlavor.HumanPresentableName = HPNAME_OEM_ANSI_TEXT;
aFlavor.DataType = CPPUTYPE_SEQSALINT8;
}
else if ( CF_INVALID != aClipformat )
{
if ( m_XDataFormatTranslator.is( ) )
{
aFlavor = m_XDataFormatTranslator->getDataFlavorFromSystemDataType( aAny );
if ( !aFlavor.MimeType.getLength( ) )
{
// lookup of DataFlavor from clipboard format id
// failed, so we try to resolve via clipboard
// format name
OUString clipFormatName = getClipboardFormatName( aClipformat );
// if we could not get a clipboard format name an
// error must have occurred or it is a standard
// clipboard format that we don't translate, e.g.
// CF_BITMAP (the office only uses CF_DIB)
if ( clipFormatName.getLength( ) )
{
aAny <<= clipFormatName;
aFlavor = m_XDataFormatTranslator->getDataFlavorFromSystemDataType( aAny );
}
}
}
}
}
catch( ... )
{
OSL_ENSURE( sal_False, "Unexpected error" );
}
return aFlavor;
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
CFormatEtc SAL_CALL CDataFormatTranslator::getFormatEtcForClipformatName( const OUString& aClipFmtName ) const
{
// check parameter
if ( !aClipFmtName.getLength( ) )
return CFormatEtc( CF_INVALID );
CLIPFORMAT cf = sal::static_int_cast<CLIPFORMAT>(RegisterClipboardFormatW( reinterpret_cast<LPCWSTR>(aClipFmtName.getStr( )) ));
return getFormatEtcForClipformat( cf );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
OUString CDataFormatTranslator::getClipboardFormatName( CLIPFORMAT aClipformat ) const
{
OSL_PRECOND( CF_INVALID != aClipformat, "Invalid clipboard format" );
sal_Unicode wBuff[ MAX_CLIPFORMAT_NAME ];
sal_Int32 nLen = GetClipboardFormatNameW( aClipformat, reinterpret_cast<LPWSTR>(wBuff), MAX_CLIPFORMAT_NAME );
return OUString( wBuff, nLen );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
CFormatEtc SAL_CALL CDataFormatTranslator::getFormatEtcForClipformat( CLIPFORMAT cf ) const
{
CFormatEtc fetc( cf, TYMED_NULL, NULL, DVASPECT_CONTENT );
switch( cf )
{
case CF_METAFILEPICT:
fetc.setTymed( TYMED_MFPICT );
break;
case CF_ENHMETAFILE:
fetc.setTymed( TYMED_ENHMF );
break;
default:
fetc.setTymed( TYMED_HGLOBAL /*| TYMED_ISTREAM*/ );
}
/*
hack: in order to paste urls copied by Internet Explorer
with "copy link" we set the lindex member to 0
but if we really want to support CFSTR_FILECONTENT and
the accompany format CFSTR_FILEDESCRIPTOR (FileGroupDescriptor)
the client of the clipboard service has to provide a id
of which FileContents it wants to paste
see MSDN: "Handling Shell Data Transfer Scenarios"
*/
if ( cf == RegisterClipboardFormatA( CFSTR_FILECONTENTS ) )
fetc.setLindex( 0 );
return fetc;
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
sal_Bool SAL_CALL CDataFormatTranslator::isOemOrAnsiTextFormat( CLIPFORMAT cf ) const
{
return ( (cf == CF_TEXT) || (cf == CF_OEMTEXT) );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
sal_Bool SAL_CALL CDataFormatTranslator::isUnicodeTextFormat( CLIPFORMAT cf ) const
{
return ( cf == CF_UNICODETEXT );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
sal_Bool SAL_CALL CDataFormatTranslator::isTextFormat( CLIPFORMAT cf ) const
{
return ( isOemOrAnsiTextFormat( cf ) || isUnicodeTextFormat( cf ) );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
sal_Bool SAL_CALL CDataFormatTranslator::isHTMLFormat( CLIPFORMAT cf ) const
{
OUString clipFormatName = getClipboardFormatName( cf );
return ( clipFormatName == HTML_FORMAT_NAME_WINDOWS );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
sal_Bool SAL_CALL CDataFormatTranslator::isTextHtmlFormat( CLIPFORMAT cf ) const
{
OUString clipFormatName = getClipboardFormatName( cf );
return ( clipFormatName.equalsIgnoreAsciiCase( HTML_FORMAT_NAME_SOFFICE ) );
}
//------------------------------------------------------------------------
//
//------------------------------------------------------------------------
OUString SAL_CALL CDataFormatTranslator::getTextCharsetFromLCID( LCID lcid, CLIPFORMAT aClipformat ) const
{
OSL_ASSERT( isOemOrAnsiTextFormat( aClipformat ) );
OUString charset;
if ( CF_TEXT == aClipformat )
{
charset = getMimeCharsetFromLocaleId(
lcid,
LOCALE_IDEFAULTANSICODEPAGE,
PRE_WINDOWS_CODEPAGE );
}
else if ( CF_OEMTEXT == aClipformat )
{
charset = getMimeCharsetFromLocaleId(
lcid,
LOCALE_IDEFAULTCODEPAGE,
PRE_OEM_CODEPAGE );
}
else // CF_UNICODE
OSL_ASSERT( sal_False );
return charset;
}