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office-gobmx/embeddedobj/source/msole/olecomponent.cxx
Julien Nabet 470b293417 Some cppcheck cleaning
2011-07-31 18:11:19 +02:00

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_embeddedobj.hxx"
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/DisposedException.hpp>
#include <com/sun/star/embed/WrongStateException.hpp>
#include <com/sun/star/embed/UnreachableStateException.hpp>
#include <com/sun/star/ucb/XSimpleFileAccess.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/io/XTruncate.hpp>
#include <com/sun/star/awt/XRequestCallback.hpp>
#include <platform.h>
#include <cppuhelper/interfacecontainer.h>
#include <comphelper/mimeconfighelper.hxx>
#include <comphelper/storagehelper.hxx>
#include <osl/file.hxx>
#include <rtl/ref.hxx>
#include <olecomponent.hxx>
#include <olewrapclient.hxx>
#include <advisesink.hxx>
#include <oleembobj.hxx>
#include <mtnotification.hxx>
using namespace ::com::sun::star;
using namespace ::comphelper;
#define MAX_ENUM_ELE 20
#define FORMATS_NUM 3
// ============ class ComSmart =====================
namespace {
template< class T > class ComSmart
{
T* m_pInterface;
void OwnRelease()
{
if ( m_pInterface )
{
T* pInterface = m_pInterface;
m_pInterface = NULL;
pInterface->Release();
}
}
public:
ComSmart()
: m_pInterface( NULL )
{}
ComSmart( const ComSmart<T>& rObj )
: m_pInterface( rObj.m_pInterface )
{
if ( m_pInterface != NULL )
m_pInterface->AddRef();
}
ComSmart( T* pInterface )
: m_pInterface( pInterface )
{
if ( m_pInterface != NULL )
m_pInterface->AddRef();
}
~ComSmart()
{
OwnRelease();
}
ComSmart& operator=( const ComSmart<T>& rObj )
{
OwnRelease();
m_pInterface = rObj.m_pInterface;
if ( m_pInterface != NULL )
m_pInterface->AddRef();
return *this;
}
ComSmart<T>& operator=( T* pInterface )
{
OwnRelease();
m_pInterface = pInterface;
if ( m_pInterface != NULL )
m_pInterface->AddRef();
return *this;
}
operator T*() const
{
return m_pInterface;
}
T& operator*() const
{
return *m_pInterface;
}
T** operator&()
{
OwnRelease();
m_pInterface = NULL;
return &m_pInterface;
}
T* operator->() const
{
return m_pInterface;
}
BOOL operator==( const ComSmart<T>& rObj ) const
{
return ( m_pInterface == rObj.m_pInterface );
}
BOOL operator!=( const ComSmart<T>& rObj ) const
{
return ( m_pInterface != rObj.m_pInterface );
}
BOOL operator==( const T* pInterface ) const
{
return ( m_pInterface == pInterface );
}
BOOL operator!=( const T* pInterface ) const
{
return ( m_pInterface != pInterface );
}
};
}
// ============ class ComSmart =====================
sal_Bool ConvertBufferToFormat( void* pBuf,
sal_uInt32 nBufSize,
const ::rtl::OUString& aFormatShortName,
uno::Any& aResult );
::rtl::OUString GetNewTempFileURL_Impl( const uno::Reference< lang::XMultiServiceFactory >& xFactory ) throw( io::IOException );
typedef ::std::vector< FORMATETC* > FormatEtcList;
FORMATETC pFormatTemplates[FORMATS_NUM] = {
{ CF_ENHMETAFILE, NULL, 0, -1, TYMED_ENHMF },
{ CF_METAFILEPICT, NULL, 0, -1, TYMED_MFPICT },
{ CF_BITMAP, NULL, 0, -1, TYMED_GDI } };
struct OleComponentNative_Impl {
ComSmart< IUnknown > m_pObj;
ComSmart< IOleObject > m_pOleObject;
ComSmart< IViewObject2 > m_pViewObject2;
ComSmart< IStorage > m_pIStorage;
FormatEtcList m_aFormatsList;
uno::Sequence< datatransfer::DataFlavor > m_aSupportedGraphFormats;
OleComponentNative_Impl()
{
// TODO: Extend format list
m_aSupportedGraphFormats.realloc( 5 );
m_aSupportedGraphFormats[0] = datatransfer::DataFlavor(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "application/x-openoffice-emf;windows_formatname=\"Image EMF\"" )),
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "Windows Enhanced Metafile" )),
getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) );
m_aSupportedGraphFormats[1] = datatransfer::DataFlavor(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"" )),
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "Windows Metafile" )),
getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) );
m_aSupportedGraphFormats[2] = datatransfer::DataFlavor(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"" )),
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "Bitmap" )),
getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) );
m_aSupportedGraphFormats[3] = datatransfer::DataFlavor(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "image/png" )),
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "PNG" )),
getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) );
m_aSupportedGraphFormats[0] = datatransfer::DataFlavor(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "application/x-openoffice-gdimetafile;windows_formatname=\"GDIMetaFile\"" )),
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "GDIMetafile" )),
getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) );
}
void AddSupportedFormat( const FORMATETC& aFormatEtc );
FORMATETC* GetSupportedFormatForAspect( sal_uInt32 nRequestedAspect );
sal_Bool ConvertDataForFlavor( const STGMEDIUM& aMedium,
const datatransfer::DataFlavor& aFlavor,
uno::Any& aResult );
sal_Bool GraphicalFlavor( const datatransfer::DataFlavor& aFlavor );
uno::Sequence< datatransfer::DataFlavor > GetFlavorsForAspects( sal_uInt32 nSupportedAspects );
};
//----------------------------------------------
DWORD GetAspectFromFlavor( const datatransfer::DataFlavor& aFlavor )
{
if ( aFlavor.MimeType.indexOf( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=THUMBNAIL" )) ) != -1 )
return DVASPECT_THUMBNAIL;
else if ( aFlavor.MimeType.indexOf( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=ICON" )) ) != -1 )
return DVASPECT_ICON;
else if ( aFlavor.MimeType.indexOf( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=DOCPRINT" )) ) != -1 )
return DVASPECT_DOCPRINT;
else
return DVASPECT_CONTENT;
}
//----------------------------------------------
::rtl::OUString GetFlavorSuffixFromAspect( DWORD nAsp )
{
::rtl::OUString aResult;
if ( nAsp == DVASPECT_THUMBNAIL )
aResult = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=THUMBNAIL" ));
else if ( nAsp == DVASPECT_ICON )
aResult = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=ICON" ));
else if ( nAsp == DVASPECT_DOCPRINT )
aResult = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( ";Aspect=DOCPRINT" ));
// no suffix for DVASPECT_CONTENT
return aResult;
}
//----------------------------------------------
HRESULT OpenIStorageFromURL_Impl( const ::rtl::OUString& aURL, IStorage** ppIStorage )
{
OSL_ENSURE( ppIStorage, "The pointer must not be empty!" );
::rtl::OUString aFilePath;
if ( !ppIStorage || ::osl::FileBase::getSystemPathFromFileURL( aURL, aFilePath ) != ::osl::FileBase::E_None )
throw uno::RuntimeException(); // TODO: something dangerous happend
return StgOpenStorage( reinterpret_cast<LPCWSTR>(aFilePath.getStr()),
NULL,
STGM_READWRITE | STGM_TRANSACTED, // | STGM_DELETEONRELEASE,
NULL,
0,
ppIStorage );
}
//----------------------------------------------
sal_Bool OleComponentNative_Impl::ConvertDataForFlavor( const STGMEDIUM& aMedium,
const datatransfer::DataFlavor& aFlavor,
uno::Any& aResult )
{
sal_Bool bAnyIsReady = sal_False;
// try to convert data from Medium format to specified Flavor format
if ( aFlavor.DataType == getCppuType( ( const uno::Sequence< sal_Int8 >* ) 0 ) )
{
// first the GDI-metafile must be generated
unsigned char* pBuf = NULL;
sal_uInt32 nBufSize = 0;
::rtl::OUString aFormat;
if ( aMedium.tymed == TYMED_MFPICT ) // Win Metafile
{
aFormat = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("image/x-wmf"));
METAFILEPICT* pMF = ( METAFILEPICT* )GlobalLock( aMedium.hMetaFilePict );
if ( pMF )
{
nBufSize = GetMetaFileBitsEx( pMF->hMF, 0, NULL ) + 22;
pBuf = new unsigned char[nBufSize];
// TODO/LATER: the unit size must be calculated correctly
*( (long* )pBuf ) = 0x9ac6cdd7L;
*( (short* )( pBuf+6 )) = ( SHORT ) 0;
*( (short* )( pBuf+8 )) = ( SHORT ) 0;
*( (short* )( pBuf+10 )) = ( SHORT ) pMF->xExt;
*( (short* )( pBuf+12 )) = ( SHORT ) pMF->yExt;
*( (short* )( pBuf+14 )) = ( USHORT ) 2540;
if ( nBufSize && nBufSize == GetMetaFileBitsEx( pMF->hMF, nBufSize - 22, pBuf + 22 ) )
{
if ( aFlavor.MimeType.matchAsciiL( "application/x-openoffice-wmf;windows_formatname=\"Image WMF\"", 57 ) )
{
aResult <<= uno::Sequence< sal_Int8 >( ( sal_Int8* )pBuf, nBufSize );
bAnyIsReady = sal_True;
}
}
GlobalUnlock( aMedium.hMetaFilePict );
}
}
else if ( aMedium.tymed == TYMED_ENHMF ) // Enh Metafile
{
aFormat = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("image/x-emf"));
nBufSize = GetEnhMetaFileBits( aMedium.hEnhMetaFile, 0, NULL );
pBuf = new unsigned char[nBufSize];
if ( nBufSize && nBufSize == GetEnhMetaFileBits( aMedium.hEnhMetaFile, nBufSize, pBuf ) )
{
if ( aFlavor.MimeType.matchAsciiL( "application/x-openoffice-emf;windows_formatname=\"Image EMF\"", 57 ) )
{
aResult <<= uno::Sequence< sal_Int8 >( ( sal_Int8* )pBuf, nBufSize );
bAnyIsReady = sal_True;
}
}
}
else if ( aMedium.tymed == TYMED_GDI ) // Bitmap
{
aFormat = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("image/x-MS-bmp"));
nBufSize = GetBitmapBits( aMedium.hBitmap, 0, NULL );
pBuf = new unsigned char[nBufSize];
if ( nBufSize && nBufSize == sal::static_int_cast< ULONG >( GetBitmapBits( aMedium.hBitmap, nBufSize, pBuf ) ) )
{
if ( aFlavor.MimeType.matchAsciiL( "application/x-openoffice-bitmap;windows_formatname=\"Bitmap\"", 54 ) )
{
aResult <<= uno::Sequence< sal_Int8 >( ( sal_Int8* )pBuf, nBufSize );
bAnyIsReady = sal_True;
}
}
}
if ( pBuf && !bAnyIsReady )
{
for ( sal_Int32 nInd = 0; nInd < m_aSupportedGraphFormats.getLength(); nInd++ )
if ( aFlavor.MimeType.match( m_aSupportedGraphFormats[nInd].MimeType )
&& aFlavor.DataType == m_aSupportedGraphFormats[nInd].DataType
&& aFlavor.DataType == getCppuType( (const uno::Sequence< sal_Int8 >*) 0 ) )
{
bAnyIsReady = ConvertBufferToFormat( ( void* )pBuf, nBufSize, aFormat, aResult );
break;
}
}
delete[] pBuf;
}
return bAnyIsReady;
}
//----------------------------------------------
sal_Bool OleComponentNative_Impl::GraphicalFlavor( const datatransfer::DataFlavor& aFlavor )
{
// Actually all the required graphical formats must be supported
for ( sal_Int32 nInd = 0; nInd < m_aSupportedGraphFormats.getLength(); nInd++ )
if ( aFlavor.MimeType.match( m_aSupportedGraphFormats[nInd].MimeType )
&& aFlavor.DataType == m_aSupportedGraphFormats[nInd].DataType )
return sal_True;
return sal_False;
}
//----------------------------------------------
sal_Bool GetClassIDFromSequence_Impl( uno::Sequence< sal_Int8 > aSeq, CLSID& aResult )
{
if ( aSeq.getLength() == 16 )
{
aResult.Data1 = ( ( ( ( ( ( sal_uInt8 )aSeq[0] << 8 ) + ( sal_uInt8 )aSeq[1] ) << 8 ) + ( sal_uInt8 )aSeq[2] ) << 8 ) + ( sal_uInt8 )aSeq[3];
aResult.Data2 = ( ( sal_uInt8 )aSeq[4] << 8 ) + ( sal_uInt8 )aSeq[5];
aResult.Data3 = ( ( sal_uInt8 )aSeq[6] << 8 ) + ( sal_uInt8 )aSeq[7];
for( int nInd = 0; nInd < 8; nInd++ )
aResult.Data4[nInd] = ( sal_uInt8 )aSeq[nInd+8];
return sal_True;
}
return sal_False;
}
//----------------------------------------------
::rtl::OUString WinAccToVcl_Impl( const sal_Unicode* pStr )
{
::rtl::OUString aResult;
if( pStr )
{
while ( *pStr )
{
if ( *pStr == '&' )
{
aResult += ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "~" ));
while( *( ++pStr ) == '&' );
}
else
{
aResult += ::rtl::OUString( pStr, 1 );
pStr++;
}
}
}
return aResult;
}
//----------------------------------------------
OleComponent::OleComponent( const uno::Reference< lang::XMultiServiceFactory >& xFactory, OleEmbeddedObject* pUnoOleObject )
: m_pInterfaceContainer( NULL )
, m_bDisposed( sal_False )
, m_bModified( sal_False )
, m_pNativeImpl( new OleComponentNative_Impl() )
, m_xFactory( xFactory )
, m_pOleWrapClientSite( NULL )
, m_pImplAdviseSink( NULL )
, m_pUnoOleObject( pUnoOleObject )
, m_nOLEMiscFlags( 0 )
, m_nAdvConn( 0 )
, m_bOleInitialized( sal_False )
, m_bWorkaroundActive( sal_False )
{
OSL_ENSURE( m_pUnoOleObject, "No owner object is provided!" );
HRESULT hr = OleInitialize( NULL );
OSL_ENSURE( hr == S_OK || hr == S_FALSE, "The ole can not be successfuly initialized\n" );
if ( hr == S_OK || hr == S_FALSE )
m_bOleInitialized = sal_True;
m_pOleWrapClientSite = new OleWrapperClientSite( ( OleComponent* )this );
m_pOleWrapClientSite->AddRef();
m_pImplAdviseSink = new OleWrapperAdviseSink( ( OleComponent* )this );
m_pImplAdviseSink->AddRef();
}
//----------------------------------------------
OleComponent::~OleComponent()
{
OSL_ENSURE( !m_pOleWrapClientSite && !m_pImplAdviseSink && !m_pInterfaceContainer && !m_bOleInitialized,
"The object was not closed successfully! DISASTER is possible!" );
if ( m_pOleWrapClientSite || m_pImplAdviseSink || m_pInterfaceContainer || m_bOleInitialized )
{
::osl::MutexGuard aGuard( m_aMutex );
m_refCount++;
try {
Dispose();
} catch( uno::Exception& ) {}
}
for ( FormatEtcList::iterator aIter = m_pNativeImpl->m_aFormatsList.begin();
aIter != m_pNativeImpl->m_aFormatsList.end();
++aIter )
{
delete (*aIter);
(*aIter) = NULL;
}
m_pNativeImpl->m_aFormatsList.clear();
delete m_pNativeImpl;
}
//----------------------------------------------
void OleComponentNative_Impl::AddSupportedFormat( const FORMATETC& aFormatEtc )
{
FORMATETC* pFormatToInsert = new FORMATETC( aFormatEtc );
m_aFormatsList.push_back( pFormatToInsert );
}
//----------------------------------------------
FORMATETC* OleComponentNative_Impl::GetSupportedFormatForAspect( sal_uInt32 nRequestedAspect )
{
for ( FormatEtcList::iterator aIter = m_aFormatsList.begin();
aIter != m_aFormatsList.end();
++aIter )
if ( (*aIter) && (*aIter)->dwAspect == nRequestedAspect )
return (*aIter);
return NULL;
}
//----------------------------------------------
void OleComponent::Dispose()
{
// the mutex must be locked before this method is called
if ( m_bDisposed )
return;
CloseObject();
if ( m_pOleWrapClientSite )
{
m_pOleWrapClientSite->disconnectOleComponent();
m_pOleWrapClientSite->Release();
m_pOleWrapClientSite = NULL;
}
if ( m_pImplAdviseSink )
{
m_pImplAdviseSink->disconnectOleComponent();
m_pImplAdviseSink->Release();
m_pImplAdviseSink = NULL;
}
if ( m_pInterfaceContainer )
{
lang::EventObject aEvent( static_cast< ::cppu::OWeakObject* >( this ) );
m_pInterfaceContainer->disposeAndClear( aEvent );
delete m_pInterfaceContainer;
m_pInterfaceContainer = NULL;
}
if ( m_bOleInitialized )
{
// since the disposing can happen not only from main thread but also from a clipboard
// the deinitialization might lead to a disaster, SO7 does not deinitialize OLE at all
// so currently the same approach is selected as workaround
// OleUninitialize();
m_bOleInitialized = sal_False;
}
m_bDisposed = sal_True;
}
//----------------------------------------------
void OleComponent::disconnectEmbeddedObject()
{
// must not be called from destructor of UNO OLE object!!!
osl::MutexGuard aGuard( m_aMutex );
m_pUnoOleObject = NULL;
}
//----------------------------------------------
void OleComponent::CreateNewIStorage_Impl()
{
// TODO: in future a global memory could be used instead of file.
// write the stream to the temporary file
::rtl::OUString aTempURL;
OSL_ENSURE( m_pUnoOleObject, "Unexpected object absence!" );
if ( m_pUnoOleObject )
aTempURL = m_pUnoOleObject->CreateTempURLEmpty_Impl();
else
aTempURL = GetNewTempFileURL_Impl( m_xFactory );
if ( !aTempURL.getLength() )
throw uno::RuntimeException(); // TODO
// open an IStorage based on the temporary file
::rtl::OUString aTempFilePath;
if ( ::osl::FileBase::getSystemPathFromFileURL( aTempURL, aTempFilePath ) != ::osl::FileBase::E_None )
throw uno::RuntimeException(); // TODO: something dangerous happend
HRESULT hr = StgCreateDocfile( reinterpret_cast<LPCWSTR>(aTempFilePath.getStr()), STGM_CREATE | STGM_READWRITE | STGM_TRANSACTED | STGM_DELETEONRELEASE, 0, &m_pNativeImpl->m_pIStorage );
if ( FAILED( hr ) || !m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO: transport error code?
}
//----------------------------------------------
uno::Sequence< datatransfer::DataFlavor > OleComponentNative_Impl::GetFlavorsForAspects( sal_uInt32 nSupportedAspects )
{
uno::Sequence< datatransfer::DataFlavor > aResult;
for ( sal_uInt32 nAsp = 1; nAsp <= 8; nAsp *= 2 )
if ( ( nSupportedAspects & nAsp ) == nAsp )
{
::rtl::OUString aAspectSuffix = GetFlavorSuffixFromAspect( nAsp );
sal_Int32 nLength = aResult.getLength();
aResult.realloc( nLength + m_aSupportedGraphFormats.getLength() );
for ( sal_Int32 nInd = 0; nInd < m_aSupportedGraphFormats.getLength(); nInd++ )
{
aResult[nLength + nInd].MimeType = m_aSupportedGraphFormats[nInd].MimeType + aAspectSuffix;
aResult[nLength + nInd].HumanPresentableName = m_aSupportedGraphFormats[nInd].HumanPresentableName;
aResult[nLength + nInd].DataType = m_aSupportedGraphFormats[nInd].DataType;
}
}
return aResult;
}
//----------------------------------------------
void OleComponent::RetrieveObjectDataFlavors_Impl()
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
if ( !m_aDataFlavors.getLength() )
{
ComSmart< IDataObject > pDataObject;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IDataObject, (void**)&pDataObject );
if ( SUCCEEDED( hr ) && pDataObject )
{
ComSmart< IEnumFORMATETC > pFormatEnum;
hr = pDataObject->EnumFormatEtc( DATADIR_GET, &pFormatEnum );
if ( SUCCEEDED( hr ) && pFormatEnum )
{
FORMATETC pElem[ MAX_ENUM_ELE ];
ULONG nNum = 0;
// if it is possible to retrieve at least one supported graphical format for an aspect
// this format can be converted to other supported formats
sal_uInt32 nSupportedAspects = 0;
do
{
HRESULT hr = pFormatEnum->Next( MAX_ENUM_ELE, pElem, &nNum );
if( hr == S_OK || hr == S_FALSE )
{
for( sal_uInt32 nInd = 0; nInd < FORMATS_NUM; nInd++ )
{
if ( pElem[nInd].cfFormat == pFormatTemplates[nInd].cfFormat
&& pElem[nInd].tymed == pFormatTemplates[nInd].tymed )
nSupportedAspects |= pElem[nInd].dwAspect;
}
}
else
break;
}
while( nNum == MAX_ENUM_ELE );
m_aDataFlavors = m_pNativeImpl->GetFlavorsForAspects( nSupportedAspects );
}
}
if ( !m_aDataFlavors.getLength() )
{
// TODO:
// for any reason the object could not provide this information
// try to get access to the cached representation
}
}
}
//----------------------------------------------
sal_Bool OleComponent::InitializeObject_Impl()
// There will be no static objects!
{
if ( !m_pNativeImpl->m_pObj )
return sal_False;
// the linked object will be detected here
ComSmart< IOleLink > pOleLink;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IOleLink, (void**)&pOleLink );
OSL_ENSURE( m_pUnoOleObject, "Unexpected object absence!" );
if ( m_pUnoOleObject )
m_pUnoOleObject->SetObjectIsLink_Impl( sal_Bool( pOleLink != NULL ) );
hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IViewObject2, (void**)&m_pNativeImpl->m_pViewObject2 );
if ( FAILED( hr ) || !m_pNativeImpl->m_pViewObject2 )
return sal_False;
// remove all the caches
IOleCache* pIOleCache = NULL;
if ( SUCCEEDED( m_pNativeImpl->m_pObj->QueryInterface( IID_IOleCache, (void**)&pIOleCache ) ) && pIOleCache )
{
IEnumSTATDATA* pEnumSD = NULL;
HRESULT hr = pIOleCache->EnumCache( &pEnumSD );
if ( SUCCEEDED( hr ) && pEnumSD )
{
pEnumSD->Reset();
STATDATA aSD;
DWORD nNum;
while( SUCCEEDED( pEnumSD->Next( 1, &aSD, &nNum ) ) && nNum == 1 )
hr = pIOleCache->Uncache( aSD.dwConnection );
}
// No IDataObject implementation, caching must be used instead
DWORD nConn;
FORMATETC aFormat = { 0, 0, DVASPECT_CONTENT, -1, TYMED_MFPICT };
hr = pIOleCache->Cache( &aFormat, ADVFCACHE_ONSAVE, &nConn );
pIOleCache->Release();
pIOleCache = NULL;
}
hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IOleObject, (void**)&m_pNativeImpl->m_pOleObject );
if ( FAILED( hr ) || !m_pNativeImpl->m_pOleObject )
return sal_False; // Static objects are not supported, they should be inserted as graphics
m_pNativeImpl->m_pOleObject->GetMiscStatus( DVASPECT_CONTENT, ( DWORD* )&m_nOLEMiscFlags );
// TODO: use other misc flags also
// the object should have drawable aspect even in case it supports only iconic representation
// if ( m_nOLEMiscFlags & OLEMISC_ONLYICONIC )
m_pNativeImpl->m_pOleObject->SetClientSite( m_pOleWrapClientSite );
// the only need in this registration is workaround for close notification
m_pNativeImpl->m_pOleObject->Advise( m_pImplAdviseSink, ( DWORD* )&m_nAdvConn );
m_pNativeImpl->m_pViewObject2->SetAdvise( DVASPECT_CONTENT, 0, m_pImplAdviseSink );
OleSetContainedObject( m_pNativeImpl->m_pOleObject, TRUE );
return sal_True;
}
//----------------------------------------------
void OleComponent::LoadEmbeddedObject( const ::rtl::OUString& aTempURL )
{
if ( !aTempURL.getLength() )
throw lang::IllegalArgumentException(); // TODO
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO the object is already initialized or wrong initialization is done
// open an IStorage based on the temporary file
HRESULT hr = OpenIStorageFromURL_Impl( aTempURL, &m_pNativeImpl->m_pIStorage );
if ( FAILED( hr ) || !m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO: transport error code?
hr = OleLoad( m_pNativeImpl->m_pIStorage, IID_IUnknown, NULL, (void**)&m_pNativeImpl->m_pObj );
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
{
throw uno::RuntimeException();
}
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
}
//----------------------------------------------
void OleComponent::CreateObjectFromClipboard()
{
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO:the object is already initialized
CreateNewIStorage_Impl();
if ( !m_pNativeImpl->m_pIStorage )
throw uno::RuntimeException(); // TODO
IDataObject * pDO = NULL;
HRESULT hr = OleGetClipboard( &pDO );
if( SUCCEEDED( hr ) && pDO )
{
hr = OleQueryCreateFromData( pDO );
if( S_OK == GetScode( hr ) )
{
hr = OleCreateFromData( pDO,
IID_IUnknown,
OLERENDER_DRAW, // OLERENDER_FORMAT
NULL, // &aFormat,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
}
else
{
// Static objects are not supported
pDO->Release();
}
}
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
throw uno::RuntimeException();
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
}
//----------------------------------------------
void OleComponent::CreateNewEmbeddedObject( const uno::Sequence< sal_Int8 >& aSeqCLSID )
{
CLSID aClsID;
if ( !GetClassIDFromSequence_Impl( aSeqCLSID, aClsID ) )
throw lang::IllegalArgumentException(); // TODO
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO:the object is already initialized
CreateNewIStorage_Impl();
if ( !m_pNativeImpl->m_pIStorage )
throw uno::RuntimeException(); // TODO
// FORMATETC aFormat = { CF_METAFILEPICT, NULL, nAspect, -1, TYMED_MFPICT }; // for OLE..._DRAW should be NULL
HRESULT hr = OleCreate( aClsID,
IID_IUnknown,
OLERENDER_DRAW, // OLERENDER_FORMAT
NULL, // &aFormat,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
throw uno::RuntimeException(); // TODO
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
// TODO: getExtent???
}
//----------------------------------------------
void OleComponent::CreateObjectFromData( const uno::Reference< datatransfer::XTransferable >& )
// Static objects are not supported, they should be inserted as graphics
{
// TODO: May be this call is useless since there are no static objects
// and nonstatic objects will be created based on OLEstorage ( stream ).
// ???
// OleQueryCreateFromData...
}
//----------------------------------------------
void OleComponent::CreateObjectFromFile( const ::rtl::OUString& aFileURL )
{
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO:the object is already initialized
CreateNewIStorage_Impl();
if ( !m_pNativeImpl->m_pIStorage )
throw uno::RuntimeException(); // TODO:
::rtl::OUString aFilePath;
if ( ::osl::FileBase::getSystemPathFromFileURL( aFileURL, aFilePath ) != ::osl::FileBase::E_None )
throw uno::RuntimeException(); // TODO: something dangerous happend
HRESULT hr = OleCreateFromFile( CLSID_NULL,
reinterpret_cast<LPCWSTR>(aFilePath.getStr()),
IID_IUnknown,
OLERENDER_DRAW, // OLERENDER_FORMAT
NULL,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
throw uno::RuntimeException(); // TODO
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
}
//----------------------------------------------
void OleComponent::CreateLinkFromFile( const ::rtl::OUString& aFileURL )
{
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO:the object is already initialized
CreateNewIStorage_Impl();
if ( !m_pNativeImpl->m_pIStorage )
throw uno::RuntimeException(); // TODO:
::rtl::OUString aFilePath;
if ( ::osl::FileBase::getSystemPathFromFileURL( aFileURL, aFilePath ) != ::osl::FileBase::E_None )
throw uno::RuntimeException(); // TODO: something dangerous happend
HRESULT hr = OleCreateLinkToFile( reinterpret_cast<LPCWSTR>(aFilePath.getStr()),
IID_IUnknown,
OLERENDER_DRAW, // OLERENDER_FORMAT
NULL,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
throw uno::RuntimeException(); // TODO
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
}
//----------------------------------------------
void OleComponent::InitEmbeddedCopyOfLink( OleComponent* pOleLinkComponent )
{
if ( !pOleLinkComponent || !pOleLinkComponent->m_pNativeImpl->m_pObj )
throw lang::IllegalArgumentException(); // TODO
if ( m_pNativeImpl->m_pIStorage )
throw io::IOException(); // TODO:the object is already initialized
ComSmart< IDataObject > pDataObject;
HRESULT hr = pOleLinkComponent->m_pNativeImpl->m_pObj->QueryInterface( IID_IDataObject, (void**)&pDataObject );
if ( SUCCEEDED( hr ) && pDataObject && SUCCEEDED( OleQueryCreateFromData( pDataObject ) ) )
{
// the object must be already disconnected from the temporary URL
CreateNewIStorage_Impl();
if ( !m_pNativeImpl->m_pIStorage )
throw uno::RuntimeException(); // TODO:
hr = OleCreateFromData( pDataObject,
IID_IUnknown,
OLERENDER_DRAW,
NULL,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
}
if ( !m_pNativeImpl->m_pObj )
{
ComSmart< IOleLink > pOleLink;
hr = pOleLinkComponent->m_pNativeImpl->m_pObj->QueryInterface( IID_IOleLink, (void**)&pOleLink );
if ( FAILED( hr ) || !pOleLink )
throw io::IOException(); // TODO: the object doesn't support IOleLink
ComSmart< IMoniker > pMoniker;
hr = pOleLink->GetSourceMoniker( &pMoniker );
if ( FAILED( hr ) || !pMoniker )
throw io::IOException(); // TODO: can not retrieve moniker
// In case of file moniker life is easy : )
DWORD aMonType = 0;
hr = pMoniker->IsSystemMoniker( &aMonType );
if ( SUCCEEDED( hr ) && aMonType == MKSYS_FILEMONIKER )
{
ComSmart< IMalloc > pMalloc;
CoGetMalloc( 1, &pMalloc ); // if fails there will be a memory leak
OSL_ENSURE( pMalloc, "CoGetMalloc() failed!" );
LPOLESTR pOleStr = NULL;
hr = pOleLink->GetSourceDisplayName( &pOleStr );
if ( SUCCEEDED( hr ) && pOleStr )
{
::rtl::OUString aFilePath( ( sal_Unicode* )pOleStr );
if ( pMalloc )
pMalloc->Free( ( void* )pOleStr );
hr = OleCreateFromFile( CLSID_NULL,
reinterpret_cast<LPCWSTR>(aFilePath.getStr()),
IID_IUnknown,
OLERENDER_DRAW, // OLERENDER_FORMAT
NULL,
NULL,
m_pNativeImpl->m_pIStorage,
(void**)&m_pNativeImpl->m_pObj );
}
}
// in case of other moniker types the only way is to get storage
if ( !m_pNativeImpl->m_pObj )
{
ComSmart< IBindCtx > pBindCtx;
hr = CreateBindCtx( 0, ( LPBC FAR* )&pBindCtx );
if ( SUCCEEDED( hr ) && pBindCtx )
{
ComSmart< IStorage > pObjectStorage;
hr = pMoniker->BindToStorage( pBindCtx, NULL, IID_IStorage, (void**)&pObjectStorage );
if ( SUCCEEDED( hr ) && pObjectStorage )
{
hr = pObjectStorage->CopyTo( 0, NULL, NULL, m_pNativeImpl->m_pIStorage );
if ( SUCCEEDED( hr ) )
hr = OleLoad( m_pNativeImpl->m_pIStorage, IID_IUnknown, NULL, (void**)&m_pNativeImpl->m_pObj );
}
}
}
}
// If object could not be created the only way is to use graphical representation
if ( FAILED( hr ) || !m_pNativeImpl->m_pObj )
throw uno::RuntimeException(); // TODO
if ( !InitializeObject_Impl() )
throw uno::RuntimeException(); // TODO
}
//----------------------------------------------
void OleComponent::RunObject()
{
OSL_ENSURE( m_pNativeImpl->m_pOleObject, "The pointer can not be set to NULL here!\n" );
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
if ( !OleIsRunning( m_pNativeImpl->m_pOleObject ) )
{
HRESULT hr = S_OK;
try
{
hr = OleRun( m_pNativeImpl->m_pObj );
}
catch( ... )
{
int i = 0;
i++;
}
if ( FAILED( hr ) )
{
if ( hr == REGDB_E_CLASSNOTREG )
throw embed::UnreachableStateException(); // the object server is not installed
else
throw io::IOException();
}
}
}
//----------------------------------------------
awt::Size OleComponent::CalculateWithFactor( const awt::Size& aSize,
const awt::Size& aMultiplier,
const awt::Size& aDivisor )
{
awt::Size aResult;
sal_Int64 nWidth = (sal_Int64)aSize.Width * (sal_Int64)aMultiplier.Width / (sal_Int64)aDivisor.Width;
sal_Int64 nHeight = (sal_Int64)aSize.Height * (sal_Int64)aMultiplier.Height / (sal_Int64)aDivisor.Height;
OSL_ENSURE( nWidth < SAL_MAX_INT32 && nWidth > SAL_MIN_INT32
&& nHeight < SAL_MAX_INT32 && nHeight > SAL_MIN_INT32,
"Unacceptable result size!" );
aResult.Width = (sal_Int32)nWidth;
aResult.Height = (sal_Int32)nHeight;
return aResult;
}
//----------------------------------------------
void OleComponent::CloseObject()
{
if ( m_pNativeImpl->m_pOleObject && OleIsRunning( m_pNativeImpl->m_pOleObject ) )
m_pNativeImpl->m_pOleObject->Close( OLECLOSE_NOSAVE ); // must be saved before
}
//----------------------------------------------
uno::Sequence< embed::VerbDescriptor > OleComponent::GetVerbList()
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
if( !m_aVerbList.getLength() )
{
ComSmart< IEnumOLEVERB > pEnum;
if( SUCCEEDED( m_pNativeImpl->m_pOleObject->EnumVerbs( &pEnum ) ) )
{
OLEVERB szEle[ MAX_ENUM_ELE ];
ULONG nNum = 0;
sal_Int32 nSeqSize = 0;
do
{
HRESULT hr = pEnum->Next( MAX_ENUM_ELE, szEle, &nNum );
if( hr == S_OK || hr == S_FALSE )
{
m_aVerbList.realloc( nSeqSize += nNum );
for( sal_uInt32 nInd = 0; nInd < nNum; nInd++ )
{
m_aVerbList[nSeqSize-nNum+nInd].VerbID = szEle[ nInd ].lVerb;
m_aVerbList[nSeqSize-nNum+nInd].VerbName = WinAccToVcl_Impl( reinterpret_cast<const sal_Unicode*>(szEle[ nInd ].lpszVerbName) );
m_aVerbList[nSeqSize-nNum+nInd].VerbFlags = szEle[ nInd ].fuFlags;
m_aVerbList[nSeqSize-nNum+nInd].VerbAttributes = szEle[ nInd ].grfAttribs;
}
}
else
break;
}
while( nNum == MAX_ENUM_ELE );
}
}
return m_aVerbList;
}
//----------------------------------------------
void OleComponent::ExecuteVerb( sal_Int32 nVerbID )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO
HRESULT hr = OleRun( m_pNativeImpl->m_pOleObject );
if ( FAILED( hr ) )
throw io::IOException(); // TODO: a specific exception that transport error code can be thrown here
// TODO: probably extents should be set here and stored in aRect
// TODO: probably the parent window also should be set
hr = m_pNativeImpl->m_pOleObject->DoVerb( nVerbID, NULL, m_pOleWrapClientSite, 0, NULL, NULL );
if ( FAILED( hr ) )
throw io::IOException(); // TODO
// TODO/LATER: the real names should be used here
m_pNativeImpl->m_pOleObject->SetHostNames( L"app name", L"untitled" );
}
//----------------------------------------------
void OleComponent::SetHostName( const ::rtl::OUString&,
const ::rtl::OUString& )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
// TODO: use aContName and aEmbDocName in m_pNativeImpl->m_pOleObject->SetHostNames()
}
//----------------------------------------------
void OleComponent::SetExtent( const awt::Size& aVisAreaSize, sal_Int64 nAspect )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
DWORD nMSAspect = ( DWORD )nAspect; // first 32 bits are for MS aspects
SIZEL aSize = { aVisAreaSize.Width, aVisAreaSize.Height };
HRESULT hr = m_pNativeImpl->m_pOleObject->SetExtent( nMSAspect, &aSize );
if ( FAILED( hr ) )
{
// TODO/LATER: is it correct? In future user code probably should be ready for the exception.
// if the object is running but not activated, RPC_E_SERVER_DIED error code is returned by OLE package
// in this case just do nothing
// Also Visio returns E_FAIL on resize if it is in running state
// if ( hr != RPC_E_SERVER_DIED )
throw io::IOException(); // TODO
}
}
//----------------------------------------------
awt::Size OleComponent::GetExtent( sal_Int64 nAspect )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
DWORD nMSAspect = ( DWORD )nAspect; // first 32 bits are for MS aspects
awt::Size aSize;
sal_Bool bGotSize = sal_False;
if ( nMSAspect == DVASPECT_CONTENT )
{
// Try to get the size from the replacement image first
ComSmart< IDataObject > pDataObject;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IDataObject, (void**)&pDataObject );
if ( SUCCEEDED( hr ) || pDataObject )
{
STGMEDIUM aMedium;
FORMATETC aFormat = pFormatTemplates[1]; // use windows metafile format
aFormat.dwAspect = nMSAspect;
hr = pDataObject->GetData( &aFormat, &aMedium );
if ( SUCCEEDED( hr ) && aMedium.tymed == TYMED_MFPICT ) // Win Metafile
{
METAFILEPICT* pMF = ( METAFILEPICT* )GlobalLock( aMedium.hMetaFilePict );
if ( pMF )
{
// the object uses 0.01 mm as unit, so the metafile size should be converted to object unit
sal_Int64 nMult = 1;
sal_Int64 nDiv = 1;
switch( pMF->mm )
{
case MM_HIENGLISH:
nMult = 254;
nDiv = 100;
break;
case MM_LOENGLISH:
nMult = 254;
nDiv = 10;
break;
case MM_LOMETRIC:
nMult = 10;
break;
case MM_TWIPS:
nMult = 254;
nDiv = 144;
break;
case MM_ISOTROPIC:
case MM_ANISOTROPIC:
case MM_HIMETRIC:
// do nothing
break;
}
sal_Int64 nX = ( (sal_Int64)abs( pMF->xExt ) ) * nMult / nDiv;
sal_Int64 nY = ( (sal_Int64)abs( pMF->yExt ) ) * nMult / nDiv;
if ( nX < SAL_MAX_INT32 && nY < SAL_MAX_INT32 )
{
aSize.Width = ( sal_Int32 )nX;
aSize.Height = ( sal_Int32 )nY;
bGotSize = sal_True;
}
else
OSL_FAIL( "Unexpected size is provided!" );
}
}
}
}
if ( !bGotSize )
throw lang::IllegalArgumentException();
return aSize;
}
//----------------------------------------------
awt::Size OleComponent::GetCachedExtent( sal_Int64 nAspect )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
DWORD nMSAspect = ( DWORD )nAspect; // first 32 bits are for MS aspects
SIZEL aSize;
HRESULT hr = m_pNativeImpl->m_pViewObject2->GetExtent( nMSAspect, -1, NULL, &aSize );
if ( FAILED( hr ) )
{
// TODO/LATER: is it correct?
// if there is no appropriate cache for the aspect, OLE_E_BLANK error code is returned
// if ( hr == OLE_E_BLANK )
// throw lang::IllegalArgumentException();
//else
// throw io::IOException(); // TODO
throw lang::IllegalArgumentException();
}
return awt::Size( aSize.cx, aSize.cy );
}
//----------------------------------------------
awt::Size OleComponent::GetReccomendedExtent( sal_Int64 nAspect )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
DWORD nMSAspect = ( DWORD )nAspect; // first 32 bits are for MS aspects
SIZEL aSize;
HRESULT hr = m_pNativeImpl->m_pOleObject->GetExtent( nMSAspect, &aSize );
if ( FAILED( hr ) )
throw lang::IllegalArgumentException();
return awt::Size( aSize.cx, aSize.cy );
}
//----------------------------------------------
sal_Int64 OleComponent::GetMiscStatus( sal_Int64 nAspect )
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
sal_uInt32 nResult;
m_pNativeImpl->m_pOleObject->GetMiscStatus( ( DWORD )nAspect, ( DWORD* )&nResult );
return ( sal_Int64 )nResult; // first 32 bits are for MS flags
}
//----------------------------------------------
uno::Sequence< sal_Int8 > OleComponent::GetCLSID()
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
GUID aCLSID;
HRESULT hr = m_pNativeImpl->m_pOleObject->GetUserClassID( &aCLSID );
if ( FAILED( hr ) )
throw io::IOException(); // TODO:
return MimeConfigurationHelper::GetSequenceClassID( aCLSID.Data1, aCLSID.Data2, aCLSID.Data3,
aCLSID.Data4[0], aCLSID.Data4[1],
aCLSID.Data4[2], aCLSID.Data4[3],
aCLSID.Data4[4], aCLSID.Data4[5],
aCLSID.Data4[6], aCLSID.Data4[7] );
}
//----------------------------------------------
sal_Bool OleComponent::IsDirty()
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
if ( IsWorkaroundActive() )
return sal_True;
ComSmart< IPersistStorage > pPersistStorage;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IPersistStorage, (void**)&pPersistStorage );
if ( FAILED( hr ) || !pPersistStorage )
throw io::IOException(); // TODO
hr = pPersistStorage->IsDirty();
return ( hr != S_FALSE );
}
//----------------------------------------------
void OleComponent::StoreOwnTmpIfNecessary()
{
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
ComSmart< IPersistStorage > pPersistStorage;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IPersistStorage, (void**)&pPersistStorage );
if ( FAILED( hr ) || !pPersistStorage )
throw io::IOException(); // TODO
if ( m_bWorkaroundActive || pPersistStorage->IsDirty() != S_FALSE )
{
hr = OleSave( pPersistStorage, m_pNativeImpl->m_pIStorage, TRUE );
if ( FAILED( hr ) )
{
// Till now was required only for AcrobatReader7.0.8
GUID aCLSID;
hr = m_pNativeImpl->m_pOleObject->GetUserClassID( &aCLSID );
if ( FAILED( hr ) )
throw io::IOException(); // TODO
hr = WriteClassStg( m_pNativeImpl->m_pIStorage, aCLSID );
if ( FAILED( hr ) )
throw io::IOException(); // TODO
// the result of the following call is not checked because some objects, for example AcrobatReader7.0.8
// return error even in case the saving was done correctly
hr = pPersistStorage->Save( m_pNativeImpl->m_pIStorage, TRUE );
// another workaround for AcrobatReader7.0.8 object, this object might think that it is not changed
// when it has been created from file, although it must be saved
m_bWorkaroundActive = sal_True;
}
hr = m_pNativeImpl->m_pIStorage->Commit( STGC_DEFAULT );
if ( FAILED( hr ) )
throw io::IOException(); // TODO
hr = pPersistStorage->SaveCompleted( NULL );
if ( FAILED( hr ) && hr != E_UNEXPECTED )
throw io::IOException(); // TODO
}
}
//----------------------------------------------
sal_Bool OleComponent::SaveObject_Impl()
{
sal_Bool bResult = sal_False;
OleEmbeddedObject* pLockObject = NULL;
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pUnoOleObject )
{
pLockObject = m_pUnoOleObject;
pLockObject->acquire();
}
}
if ( pLockObject )
{
bResult = pLockObject->SaveObject_Impl();
pLockObject->release();
}
return bResult;
}
//----------------------------------------------
sal_Bool OleComponent::OnShowWindow_Impl( bool bShow )
{
sal_Bool bResult = sal_False;
OleEmbeddedObject* pLockObject = NULL;
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pUnoOleObject )
{
pLockObject = m_pUnoOleObject;
pLockObject->acquire();
}
}
if ( pLockObject )
{
bResult = pLockObject->OnShowWindow_Impl( bShow );
pLockObject->release();
}
return bResult;
}
//----------------------------------------------
void OleComponent::OnViewChange_Impl( sal_uInt32 dwAspect )
{
// TODO: check if it is enough or may be saving notifications are required for Visio2000
::rtl::Reference< OleEmbeddedObject > xLockObject;
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pUnoOleObject )
xLockObject = m_pUnoOleObject;
}
if ( xLockObject.is() )
{
uno::Reference < awt::XRequestCallback > xRequestCallback(
m_xFactory->createInstance(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.awt.AsyncCallback") )),
uno::UNO_QUERY );
xRequestCallback->addCallback( new MainThreadNotificationRequest( xLockObject, OLECOMP_ONVIEWCHANGE, dwAspect ), uno::Any() );
}
}
//----------------------------------------------
void OleComponent::OnClose_Impl()
{
::rtl::Reference< OleEmbeddedObject > xLockObject;
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pUnoOleObject )
xLockObject = m_pUnoOleObject;
}
if ( xLockObject.is() )
{
uno::Reference < awt::XRequestCallback > xRequestCallback(
m_xFactory->createInstance(
::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.awt.AsyncCallback") )),
uno::UNO_QUERY );
xRequestCallback->addCallback( new MainThreadNotificationRequest( xLockObject, OLECOMP_ONCLOSE ), uno::Any() );
}
}
// XCloseable
//----------------------------------------------
void SAL_CALL OleComponent::close( sal_Bool bDeliverOwnership )
throw ( util::CloseVetoException,
uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
uno::Reference< uno::XInterface > xSelfHold( static_cast< ::cppu::OWeakObject* >( this ) );
lang::EventObject aSource( static_cast< ::cppu::OWeakObject* >( this ) );
if ( m_pInterfaceContainer )
{
::cppu::OInterfaceContainerHelper* pContainer =
m_pInterfaceContainer->getContainer( ::getCppuType( ( const uno::Reference< util::XCloseListener >* ) NULL ) );
if ( pContainer != NULL )
{
::cppu::OInterfaceIteratorHelper pIterator( *pContainer );
while ( pIterator.hasMoreElements() )
{
try
{
( (util::XCloseListener* )pIterator.next() )->queryClosing( aSource, bDeliverOwnership );
}
catch( uno::RuntimeException& )
{
pIterator.remove();
}
}
}
pContainer = m_pInterfaceContainer->getContainer(
::getCppuType( ( const uno::Reference< util::XCloseListener >* ) NULL ) );
if ( pContainer != NULL )
{
::cppu::OInterfaceIteratorHelper pCloseIterator( *pContainer );
while ( pCloseIterator.hasMoreElements() )
{
try
{
( (util::XCloseListener* )pCloseIterator.next() )->notifyClosing( aSource );
}
catch( uno::RuntimeException& )
{
pCloseIterator.remove();
}
}
}
}
Dispose();
}
//----------------------------------------------
void SAL_CALL OleComponent::addCloseListener( const uno::Reference< util::XCloseListener >& xListener )
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pInterfaceContainer )
m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
m_pInterfaceContainer->addInterface( ::getCppuType( ( const uno::Reference< util::XCloseListener >* )0 ), xListener );
}
//----------------------------------------------
void SAL_CALL OleComponent::removeCloseListener( const uno::Reference< util::XCloseListener >& xListener )
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( m_pInterfaceContainer )
m_pInterfaceContainer->removeInterface( ::getCppuType( ( const uno::Reference< util::XCloseListener >* )0 ),
xListener );
}
// XTransferable
//----------------------------------------------
uno::Any SAL_CALL OleComponent::getTransferData( const datatransfer::DataFlavor& aFlavor )
throw ( datatransfer::UnsupportedFlavorException,
io::IOException,
uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
uno::Any aResult;
sal_Bool bSupportedFlavor = sal_False;
if ( m_pNativeImpl->GraphicalFlavor( aFlavor ) )
{
DWORD nRequestedAspect = GetAspectFromFlavor( aFlavor );
// if own icon is set and icon aspect is requested the own icon can be returned directly
ComSmart< IDataObject > pDataObject;
HRESULT hr = m_pNativeImpl->m_pObj->QueryInterface( IID_IDataObject, (void**)&pDataObject );
if ( FAILED( hr ) || !pDataObject )
throw io::IOException(); // TODO: transport error code
// The following optimization does not make much sence currently just because
// only one aspect is supported, and only three formats for the aspect are supported
// and moreover it is not guarantied that the once returned format will be supported further
// example - i52106
// TODO/LATER: bring the optimization back when other aspects are supported
// FORMATETC* pFormatEtc = m_pNativeImpl->GetSupportedFormatForAspect( nRequestedAspect );
// if ( pFormatEtc )
// {
// STGMEDIUM aMedium;
// hr = pDataObject->GetData( pFormatEtc, &aMedium );
// if ( SUCCEEDED( hr ) )
// bSupportedFlavor = m_pNativeImpl->ConvertDataForFlavor( aMedium, aFlavor, aResult );
// }
// else
{
// the supported format of the application is still not found, find one
for ( sal_Int32 nInd = 0; nInd < FORMATS_NUM; nInd++ )
{
STGMEDIUM aMedium;
FORMATETC aFormat = pFormatTemplates[nInd];
aFormat.dwAspect = nRequestedAspect;
hr = pDataObject->GetData( &aFormat, &aMedium );
if ( SUCCEEDED( hr ) )
{
bSupportedFlavor = m_pNativeImpl->ConvertDataForFlavor( aMedium, aFlavor, aResult );
if ( bSupportedFlavor )
{
// TODO/LATER: bring the optimization back when other aspects are supported
// m_pNativeImpl->AddSupportedFormat( aFormat );
break;
}
}
}
}
// If the replacement could not be retrieved, the cached representaion should be used
// currently it is not necessary to retrieve it here, so it is implemented in the object itself
}
// TODO: Investigate if there is already the format name
// and whether this format is really required
else if ( aFlavor.DataType == getCppuType( ( const uno::Reference< io::XInputStream >* ) 0 )
&& aFlavor.MimeType.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "application/x-openoffice-contentstream" ) ) )
{
// allow to retrieve stream-representation of the object persistence
bSupportedFlavor = sal_True;
uno::Reference < io::XStream > xTempFileStream(
m_xFactory->createInstance( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.io.TempFile" ) )),
uno::UNO_QUERY );
if ( !xTempFileStream.is() )
throw uno::RuntimeException(); // TODO
uno::Reference< io::XOutputStream > xTempOutStream = xTempFileStream->getOutputStream();
uno::Reference< io::XInputStream > xTempInStream = xTempFileStream->getInputStream();
if ( xTempOutStream.is() && xTempInStream.is() )
{
OSL_ENSURE( m_pUnoOleObject, "Unexpected object absence!" );
if ( !m_pUnoOleObject )
throw uno::RuntimeException();
m_pUnoOleObject->StoreObjectToStream( xTempOutStream );
xTempOutStream->closeOutput();
xTempOutStream = uno::Reference< io::XOutputStream >();
}
else
throw io::IOException(); // TODO:
aResult <<= xTempInStream;
}
if ( !bSupportedFlavor )
throw datatransfer::UnsupportedFlavorException();
return aResult;
}
//----------------------------------------------
uno::Sequence< datatransfer::DataFlavor > SAL_CALL OleComponent::getTransferDataFlavors()
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
RetrieveObjectDataFlavors_Impl();
return m_aDataFlavors;
}
//----------------------------------------------
sal_Bool SAL_CALL OleComponent::isDataFlavorSupported( const datatransfer::DataFlavor& aFlavor )
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pNativeImpl->m_pOleObject )
throw embed::WrongStateException(); // TODO: the object is in wrong state
if ( !m_aDataFlavors.getLength() )
{
RetrieveObjectDataFlavors_Impl();
}
for ( sal_Int32 nInd = 0; nInd < m_aDataFlavors.getLength(); nInd++ )
if ( m_aDataFlavors[nInd].MimeType.equals( aFlavor.MimeType ) && m_aDataFlavors[nInd].DataType == aFlavor.DataType )
return sal_True;
return sal_False;
}
void SAL_CALL OleComponent::dispose() throw (::com::sun::star::uno::RuntimeException)
{
try
{
close( sal_True );
}
catch ( uno::Exception& )
{
}
}
void SAL_CALL OleComponent::addEventListener( const uno::Reference< lang::XEventListener >& xListener )
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pInterfaceContainer )
m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
m_pInterfaceContainer->addInterface( ::getCppuType( ( const uno::Reference< lang::XEventListener >* )0 ), xListener );
}
//----------------------------------------------
void SAL_CALL OleComponent::removeEventListener( const uno::Reference< lang::XEventListener >& xListener )
throw ( uno::RuntimeException )
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( m_pInterfaceContainer )
m_pInterfaceContainer->removeInterface( ::getCppuType( ( const uno::Reference< lang::XEventListener >* )0 ),
xListener );
}
sal_Int64 SAL_CALL OleComponent::getSomething( const ::com::sun::star::uno::Sequence< sal_Int8 >& aIdentifier ) throw(::com::sun::star::uno::RuntimeException)
{
try
{
uno::Sequence < sal_Int8 > aCLSID = GetCLSID();
if ( MimeConfigurationHelper::ClassIDsEqual( aIdentifier, aCLSID ) )
return (sal_Int64) (IUnknown*) m_pNativeImpl->m_pObj;
// compatibility hack for old versions: CLSID was used in wrong order (SvGlobalName order)
sal_Int32 nLength = aIdentifier.getLength();
if ( nLength == 16 )
{
for ( sal_Int32 n=8; n<16; n++ )
if ( aIdentifier[n] != aCLSID[n] )
return 0;
if ( aIdentifier[7] == aCLSID[6] &&
aIdentifier[6] == aCLSID[7] &&
aIdentifier[5] == aCLSID[4] &&
aIdentifier[4] == aCLSID[5] &&
aIdentifier[3] == aCLSID[0] &&
aIdentifier[2] == aCLSID[1] &&
aIdentifier[1] == aCLSID[2] &&
aIdentifier[0] == aCLSID[3] )
return (sal_Int64) (IUnknown*) m_pNativeImpl->m_pObj;
}
}
catch ( uno::Exception& )
{
}
return 0;
}
sal_Bool SAL_CALL OleComponent::isModified() throw (::com::sun::star::uno::RuntimeException)
{
return m_bModified;
}
void SAL_CALL OleComponent::setModified( sal_Bool bModified )
throw (::com::sun::star::beans::PropertyVetoException, ::com::sun::star::uno::RuntimeException)
{
m_bModified = bModified;
if ( bModified && m_pInterfaceContainer )
{
::cppu::OInterfaceContainerHelper* pContainer =
m_pInterfaceContainer->getContainer( ::getCppuType( ( const uno::Reference< util::XModifyListener >* ) NULL ) );
if ( pContainer != NULL )
{
::cppu::OInterfaceIteratorHelper pIterator( *pContainer );
while ( pIterator.hasMoreElements() )
{
try
{
lang::EventObject aEvent( (util::XModifiable*) this );
((util::XModifyListener*)pIterator.next())->modified( aEvent );
}
catch( uno::RuntimeException& )
{
pIterator.remove();
}
}
}
}
}
void SAL_CALL OleComponent::addModifyListener( const com::sun::star::uno::Reference < com::sun::star::util::XModifyListener >& xListener ) throw(::com::sun::star::uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( !m_pInterfaceContainer )
m_pInterfaceContainer = new ::cppu::OMultiTypeInterfaceContainerHelper( m_aMutex );
m_pInterfaceContainer->addInterface( ::getCppuType( ( const uno::Reference< util::XModifyListener >* )0 ), xListener );
}
void SAL_CALL OleComponent::removeModifyListener( const com::sun::star::uno::Reference < com::sun::star::util::XModifyListener >& xListener) throw(::com::sun::star::uno::RuntimeException)
{
::osl::MutexGuard aGuard( m_aMutex );
if ( m_bDisposed )
throw lang::DisposedException(); // TODO
if ( m_pInterfaceContainer )
m_pInterfaceContainer->removeInterface( ::getCppuType( ( const uno::Reference< util::XModifyListener >* )0 ),
xListener );
}
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