Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1703 insertions, 0 deletions

diff --git a/embedserv/source/inprocserv/inprocembobj.cxx b/embedserv/source/inprocserv/inprocembobj.cxx
new file mode 100644
index 000000000..b7bf89b66
--- /dev/null
+++ b/embedserv/source/inprocserv/inprocembobj.cxx
@@ -0,0 +1,1703 @@
+/* -*- 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 <sal/types.h>
+
+#include <embservconst.h>
+#include "inprocembobj.h"
+
+namespace inprocserv
+{
+
+namespace {
+
+class ULONGGuard
+{
+    ULONG& m_rValue;
+
+public:
+    explicit ULONGGuard( ULONG& rValue )
+    : m_rValue( ++rValue )
+    {
+    }
+
+    ~ULONGGuard() { --m_rValue; }
+};
+
+void SetName( LPCOLESTR pszNameFromOutside, wchar_t*& pOwnName )
+{
+    if ( !pszNameFromOutside )
+        return;
+
+    // copy the string
+    size_t nLen = 0;
+    while( pszNameFromOutside[nLen] != 0 )
+        nLen++;
+
+    if ( pOwnName )
+    {
+        delete[] pOwnName;
+        pOwnName = nullptr;
+    }
+
+    pOwnName = new wchar_t[nLen+1];
+    for ( size_t nInd = 0; nInd < nLen; nInd++ )
+        pOwnName[nInd] = pszNameFromOutside[nInd];
+    pOwnName[nLen] = 0;
+}
+
+DWORD InsertAdviseLinkToList( const sal::systools::COMReference<OleWrapperAdviseSink>& pOwnAdvise, sal::systools::COMReference< OleWrapperAdviseSink > pAdvises[] )
+{
+    // the result should start from 1 in case of success, the element 0 can be used for own needs
+    DWORD nResult = 0;
+
+    if ( pOwnAdvise )
+    {
+        for ( DWORD nInd = 1; nInd < DEFAULT_ARRAY_LEN && nResult == 0; nInd++ )
+        {
+            if ( pAdvises[nInd].get() == pOwnAdvise.get() )
+            {
+                nResult = nInd;
+            }
+            else if ( pAdvises[nInd] == nullptr )
+            {
+                pAdvises[nInd] = pOwnAdvise;
+                nResult = nInd;
+            }
+        }
+    }
+
+    return nResult;
+}
+
+}
+
+BOOL InprocEmbedDocument_Impl::CheckDefHandler()
+{
+    // set the own listener
+    if ( m_pOleAdvises[0] == nullptr )
+    {
+        m_pOleAdvises[0] = new OleWrapperAdviseSink();
+    }
+    else
+    {
+        if ( m_pOleAdvises[0]->IsClosed() )
+        {
+            if ( m_pDefHandler )
+            {
+                // deregister all the listeners
+
+                sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+                if ( pOleObject )
+                {
+                    for ( DWORD nInd = 0; nInd < DEFAULT_ARRAY_LEN; nInd++ )
+                        if ( m_pOleAdvises[nInd] )
+                        {
+                            DWORD nID = m_pOleAdvises[nInd]->GetRegID();
+                            pOleObject->Unadvise( nID );
+                            m_pOleAdvises[nInd]->SetRegID( 0 );
+                        }
+
+                    pOleObject->SetClientSite( nullptr );
+                }
+
+                sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+                if ( pIDataObject )
+                {
+                    for ( DWORD nInd = 0; nInd < DEFAULT_ARRAY_LEN; nInd++ )
+                        if ( m_pDataAdvises[nInd] )
+                        {
+                            DWORD nID = m_pDataAdvises[nInd]->GetRegID();
+                            pIDataObject->DUnadvise( nID );
+                            m_pDataAdvises[nInd]->SetRegID( 0 );
+                        }
+                }
+
+                sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+                if ( pIViewObject )
+                {
+                    if ( m_pViewAdvise )
+                        pIViewObject->SetAdvise( m_pViewAdvise->GetAspect(), m_pViewAdvise->GetViewAdviseFlag(), nullptr );
+                }
+
+                sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+                if ( pPersist )
+                {
+                    // disconnect the old wrapper from the storage
+                    pPersist->HandsOffStorage();
+                }
+
+                m_pDefHandler = nullptr;
+            }
+
+            m_pOleAdvises[0]->UnsetClosed();
+        }
+    }
+
+    if ( m_nCallsOnStack )
+        return FALSE;
+
+    if ( !m_pDefHandler )
+    {
+        // create a new default inprocess handler
+        HRESULT hr = OleCreateDefaultHandler( m_guid, nullptr, IID_IUnknown, reinterpret_cast<void**>(&m_pDefHandler) );
+        if ( SUCCEEDED( hr ) )
+        {
+            if ( m_nInitMode == INIT_FROM_STORAGE )
+            {
+                sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+                ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+                if ( pPersist && m_pStorage )
+                    hr = pPersist->InitNew( m_pStorage.get() );
+            }
+            else if ( m_nInitMode == LOAD_FROM_STORAGE )
+            {
+                sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+                ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+                if ( pPersist && m_pStorage )
+                    hr = pPersist->Load( m_pStorage.get() );
+            }
+            else if ( m_nInitMode == LOAD_FROM_FILE )
+            {
+                sal::systools::COMReference< IPersistFile > pPersistFile(m_pDefHandler, sal::systools::COM_QUERY);
+
+                ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+                if ( pPersistFile && m_pFileName )
+                    hr = pPersistFile->Load( m_pFileName, m_nFileOpenMode );
+            }
+        }
+
+        if ( !SUCCEEDED( hr ) || !m_pDefHandler )
+        {
+            m_pDefHandler = nullptr;
+            return FALSE;
+        }
+
+        // register all the listeners new
+
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+        if ( pOleObject )
+        {
+            if ( m_pClientSite )
+                pOleObject->SetClientSite( m_pClientSite.get() );
+
+            for ( DWORD nInd = 0; nInd < DEFAULT_ARRAY_LEN; nInd++ )
+                if ( m_pOleAdvises[nInd] )
+                {
+                    DWORD nRegID = 0;
+                    if ( SUCCEEDED( pOleObject->Advise( m_pOleAdvises[nInd].get(), &nRegID ) ) && nRegID > 0 )
+                        m_pOleAdvises[nInd]->SetRegID( nRegID );
+                }
+        }
+
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+        if ( pIDataObject )
+        {
+            for ( DWORD nInd = 0; nInd < DEFAULT_ARRAY_LEN; nInd++ )
+                if ( m_pDataAdvises[nInd] )
+                {
+                    DWORD nRegID = 0;
+                    if ( SUCCEEDED( pIDataObject->DAdvise( m_pDataAdvises[nInd]->GetFormatEtc(), m_pDataAdvises[nInd]->GetDataAdviseFlag(), m_pDataAdvises[nInd].get(), &nRegID ) ) && nRegID > 0 )
+                        m_pDataAdvises[nInd]->SetRegID( nRegID );
+                }
+        }
+
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+        if ( pIViewObject )
+        {
+            if ( m_pViewAdvise )
+                pIViewObject->SetAdvise( m_pViewAdvise->GetAspect(), m_pViewAdvise->GetViewAdviseFlag(), m_pViewAdvise.get() );
+        }
+    }
+
+
+    return TRUE;
+}
+
+void InprocEmbedDocument_Impl::Clean()
+{
+    m_pDefHandler = nullptr;
+
+    // no DisconnectOrigAdvise() call here, since it is no explicit disconnection
+    for ( DWORD nInd = 0; nInd < DEFAULT_ARRAY_LEN; nInd++ )
+    {
+        m_pOleAdvises[nInd].clear();
+        m_pDataAdvises[nInd].clear();
+    }
+
+    m_pViewAdvise = nullptr;
+
+    m_nInitMode = NOINIT;
+    m_pStorage = nullptr;
+
+    if ( m_pOleContainer )
+    {
+        m_pOleContainer->LockContainer( FALSE );
+        m_pOleContainer = nullptr;
+    }
+
+    m_pClientSite = nullptr;
+
+    m_nFileOpenMode = 0;
+    if ( m_pFileName )
+    {
+        delete m_pFileName;
+        m_pFileName = nullptr;
+    }
+}
+
+// IUnknown
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::QueryInterface(REFIID riid, void** ppv)
+{
+    if(IsEqualIID(riid, IID_IUnknown))
+    {
+        AddRef();
+        *ppv = static_cast<IUnknown*>(static_cast<IPersistStorage*>(this));
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IPersist))
+    {
+        AddRef();
+        *ppv = static_cast<IPersist*>(static_cast<IPersistStorage*>(this));
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IPersistStorage))
+    {
+        AddRef();
+        *ppv = static_cast<IPersistStorage*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IDataObject))
+    {
+        AddRef();
+        *ppv = static_cast<IDataObject*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IOleObject))
+    {
+        AddRef();
+        *ppv = static_cast<IOleObject*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IPersistFile))
+    {
+        AddRef();
+        *ppv = static_cast<IPersistFile*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IRunnableObject))
+    {
+        AddRef();
+        *ppv = static_cast<IRunnableObject*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IViewObject))
+    {
+        AddRef();
+        *ppv = static_cast<IViewObject*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IViewObject2))
+    {
+        AddRef();
+        *ppv = static_cast<IViewObject2*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IOleCache))
+    {
+        AddRef();
+        *ppv = static_cast<IOleCache*>(&m_aInternalCache);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IOleCache2))
+    {
+        AddRef();
+        *ppv = static_cast<IOleCache2*>(&m_aInternalCache);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IOleWindow))
+    {
+        AddRef();
+        *ppv = static_cast<IOleWindow*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IOleInPlaceObject))
+    {
+        AddRef();
+        *ppv = static_cast<IOleInPlaceObject*>(this);
+        return S_OK;
+    }
+    else if (IsEqualIID(riid, IID_IDispatch))
+    {
+        AddRef();
+        *ppv = static_cast<IDispatch*>(this);
+        return S_OK;
+    }
+
+    *ppv = nullptr;
+    return ResultFromScode(E_NOINTERFACE);
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InprocEmbedDocument_Impl::AddRef()
+{
+    return ++m_refCount;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InprocEmbedDocument_Impl::Release()
+{
+    // unfortunately there are reentrance problems in mfc that have to be workarounded
+    sal_Int32 nCount = m_refCount > 0 ? --m_refCount : 0;
+    if ( nCount == 0 && !m_bDeleted )
+    {
+        // deleting of this object can trigger deleting of mfc objects that will try to delete this object one more time
+        m_bDeleted = TRUE;
+
+        Clean();
+        delete this;
+    }
+    return nCount;
+}
+
+// IPersist
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetClassID( CLSID* pClassId )
+{
+    *pClassId = m_guid;
+    return S_OK;
+}
+
+// IPersistStorage
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::IsDirty()
+{
+    if ( m_pDefHandler == nullptr || m_pOleAdvises[0] == nullptr || m_pOleAdvises[0]->IsClosed() )
+        return S_FALSE;
+
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+            return pPersist->IsDirty();
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InitNew( IStorage *pStg )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->InitNew( pStg );
+            if ( SUCCEEDED( hr ) )
+            {
+                m_nInitMode = INIT_FROM_STORAGE;
+                m_pStorage = pStg;
+
+                m_nFileOpenMode = 0;
+                if ( m_pFileName )
+                {
+                    delete[] m_pFileName;
+                    m_pFileName = nullptr;
+                }
+            }
+
+            return hr;
+        }
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Load( IStorage *pStg )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->Load( pStg );
+            if ( SUCCEEDED( hr ) )
+            {
+                m_nInitMode = LOAD_FROM_STORAGE;
+                m_pStorage = pStg;
+
+                m_nFileOpenMode = 0;
+                if ( m_pFileName )
+                {
+                    delete[] m_pFileName;
+                    m_pFileName = nullptr;
+                }
+            }
+
+            return hr;
+        }
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Save( IStorage *pStgSave, BOOL fSameAsLoad )
+{
+    if ( fSameAsLoad && ( m_pDefHandler == nullptr || m_pOleAdvises[0] == nullptr || m_pOleAdvises[0]->IsClosed() ) )
+        return S_OK;
+
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+            return pPersist->Save( pStgSave, fSameAsLoad );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SaveCompleted( IStorage *pStgNew )
+{
+    if ( m_pDefHandler == nullptr || m_pOleAdvises[0] == nullptr || m_pOleAdvises[0]->IsClosed() )
+    {
+        if ( pStgNew )
+            m_pStorage = pStgNew;
+
+        return S_OK;
+    }
+
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->SaveCompleted( pStgNew );
+            if ( SUCCEEDED( hr ) )
+            {
+                m_nInitMode = LOAD_FROM_STORAGE;
+                if ( pStgNew )
+                {
+                    m_pStorage = pStgNew;
+                }
+
+                m_nFileOpenMode = 0;
+                if ( m_pFileName )
+                {
+                    delete[] m_pFileName;
+                    m_pFileName = nullptr;
+                }
+            }
+
+            return hr;
+        }
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::HandsOffStorage()
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistStorage > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->HandsOffStorage();
+            if ( SUCCEEDED( hr ) )
+            {
+                m_pStorage = nullptr;
+            }
+
+            return hr;
+        }
+    }
+
+    return E_FAIL;
+}
+
+// IPersistFile
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Load( LPCOLESTR pszFileName, DWORD dwMode )
+{
+    if ( CheckDefHandler() && pszFileName )
+    {
+        sal::systools::COMReference< IPersistFile > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->Load( pszFileName, dwMode );
+            if ( SUCCEEDED( hr ) )
+            {
+                m_nInitMode = LOAD_FROM_FILE;
+                if ( m_pStorage )
+                    m_pStorage = nullptr;
+
+                m_nFileOpenMode = dwMode;
+                // copy the string
+                SetName( pszFileName, m_pFileName );
+            }
+
+            return hr;
+        }
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Save( LPCOLESTR pszFileName, BOOL fRemember )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistFile > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+            return pPersist->Save( pszFileName, fRemember );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SaveCompleted( LPCOLESTR pszFileName )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistFile > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+        {
+            HRESULT hr = pPersist->SaveCompleted( pszFileName );
+            if ( SUCCEEDED( hr ) )
+            {
+                m_nInitMode = LOAD_FROM_STORAGE;
+                if ( m_pStorage )
+                    m_pStorage = nullptr;
+
+                m_nFileOpenMode = STGM_READWRITE; // was just written
+                // copy the string
+                SetName( pszFileName, m_pFileName );
+            }
+        }
+
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetCurFile( LPOLESTR *ppszFileName )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IPersistFile > pPersist(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pPersist )
+            return pPersist->GetCurFile( ppszFileName );
+    }
+
+    return E_FAIL;
+}
+
+// IOleObject
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetClientSite( IOleClientSite* pSite )
+{
+    if ( pSite == m_pClientSite.get() )
+        return S_OK;
+
+    if ( !pSite )
+    {
+        m_pClientSite = nullptr;
+        if ( m_pOleContainer )
+        {
+            m_pOleContainer->LockContainer( FALSE );
+            m_pOleContainer = nullptr;
+        }
+    }
+
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+        {
+            HRESULT hr2 = pOleObject->SetClientSite( pSite );
+            if ( SUCCEEDED( hr2 ) )
+            {
+                m_pClientSite = pSite;
+
+                if ( m_pOleContainer )
+                {
+                    m_pOleContainer->LockContainer( FALSE );
+                    m_pOleContainer = nullptr;
+                }
+
+                m_pClientSite->GetContainer( &m_pOleContainer );
+                if ( m_pOleContainer )
+                    m_pOleContainer->LockContainer( TRUE );
+            }
+
+            return hr2;
+        }
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetClientSite( IOleClientSite** pSite )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetClientSite( pSite );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetHostNames( LPCOLESTR szContainerApp, LPCOLESTR szContainerObj )
+{
+
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+        {
+            pOleObject->SetHostNames( szContainerApp, szContainerObj );
+        }
+    }
+
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Close( DWORD dwSaveOption )
+{
+    HRESULT ret = S_OK;
+    if ( m_pDefHandler && CheckDefHandler() )
+    {
+        // no need to close if there is no default handler.
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+        {
+            HRESULT hr = pOleObject->Close( dwSaveOption );
+            if (!SUCCEEDED(hr))
+               ret = hr;
+            hr = CoDisconnectObject( static_cast<IUnknown*>(static_cast<IPersistStorage*>(this)), 0 );
+            if (!SUCCEEDED(hr) && SUCCEEDED(ret))
+               ret = hr;
+        }
+    }
+
+    // if the object is closed from outside that means that it should go to uninitialized state
+    Clean();
+
+    return ret;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetMoniker( DWORD dwWhichMoniker, IMoniker * pmk )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->SetMoniker( dwWhichMoniker, pmk );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetMoniker( DWORD dwAssign, DWORD dwWhichMoniker, IMoniker ** ppmk )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetMoniker( dwAssign, dwWhichMoniker, ppmk );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InitFromData( IDataObject * pDataObject, BOOL fCreation, DWORD dwReserved )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->InitFromData( pDataObject, fCreation, dwReserved );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetClipboardData( DWORD dwReserved, IDataObject ** ppDataObject )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetClipboardData( dwReserved, ppDataObject );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::DoVerb(
+    LONG iVerb,
+    LPMSG pMsg,
+    IOleClientSite *pActiveSite,
+    LONG nLong,
+    HWND hWin,
+    LPCRECT pRect )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+        {
+            return pOleObject->DoVerb( iVerb, pMsg, pActiveSite, nLong, hWin, pRect );
+        }
+
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::EnumVerbs( IEnumOLEVERB ** ppEnumOleVerb )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->EnumVerbs( ppEnumOleVerb );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Update()
+{
+
+    if ( m_pDefHandler && CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->Update();
+    }
+
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::IsUpToDate()
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->IsUpToDate();
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetUserClassID( CLSID *pClsid )
+{
+    if ( pClsid )
+        *pClsid = m_guid;
+
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetUserType( DWORD dwFormOfType, LPOLESTR * pszUserType )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetUserType( dwFormOfType, pszUserType );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetExtent( DWORD dwDrawAspect, SIZEL *psizel )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->SetExtent( dwDrawAspect, psizel );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetExtent( DWORD dwDrawAspect, SIZEL * psizel )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetExtent( dwDrawAspect, psizel );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Advise( IAdviseSink *pAdvSink, DWORD *pdwConnection )
+{
+
+    if ( !pdwConnection )
+        return E_FAIL;
+
+    // CheckDefHandler will set the listener, avoid reusing of old listener
+    if ( DEFAULT_ARRAY_LEN > *pdwConnection && *pdwConnection > 0 && m_pOleAdvises[*pdwConnection] )
+    {
+        m_pOleAdvises[*pdwConnection]->DisconnectOrigAdvise();
+        m_pOleAdvises[*pdwConnection] = nullptr;
+    }
+
+    if ( pAdvSink && CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+        {
+            sal::systools::COMReference pOwnAdvise(new OleWrapperAdviseSink(pAdvSink));
+            DWORD nRegID = 0;
+
+            if ( SUCCEEDED( pOleObject->Advise( pOwnAdvise.get(), &nRegID ) ) && nRegID > 0 )
+            {
+                pOwnAdvise->SetRegID( nRegID );
+                *pdwConnection = InsertAdviseLinkToList( pOwnAdvise, m_pOleAdvises );
+                if ( *pdwConnection )
+                    return S_OK;
+                else
+                    pOleObject->Unadvise( nRegID );
+            }
+        }
+    }
+
+    // return success always for now
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Unadvise( DWORD dwConnection )
+{
+    if ( DEFAULT_ARRAY_LEN > dwConnection && dwConnection > 0 && m_pOleAdvises[dwConnection] )
+    {
+        if ( m_pDefHandler )
+        {
+            sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+            ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+            if ( pOleObject )
+            {
+                DWORD nID = m_pOleAdvises[dwConnection]->GetRegID();
+                pOleObject->Unadvise( nID );
+            }
+        }
+
+        m_pOleAdvises[dwConnection]->DisconnectOrigAdvise();
+        m_pOleAdvises[dwConnection] = nullptr;
+
+        return S_OK;
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::EnumAdvise( IEnumSTATDATA ** /*ppenumAdvise*/ )
+{
+    return E_NOTIMPL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetMiscStatus( DWORD dwAspect, DWORD * pdwStatus )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->GetMiscStatus( dwAspect, pdwStatus );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetColorScheme( LOGPALETTE * pLogpal )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleObject > pOleObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pOleObject )
+            return pOleObject->SetColorScheme( pLogpal );
+    }
+
+    return E_FAIL;
+}
+
+//IDataObject
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetData( FORMATETC * pFormatetc, STGMEDIUM * pMedium )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->GetData( pFormatetc, pMedium );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetDataHere( FORMATETC * pFormatetc, STGMEDIUM * pMedium )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->GetDataHere( pFormatetc, pMedium );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::QueryGetData( FORMATETC * pFormatetc )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->QueryGetData( pFormatetc );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetCanonicalFormatEtc( FORMATETC * pFormatetcIn, FORMATETC * pFormatetcOut )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->GetCanonicalFormatEtc( pFormatetcIn, pFormatetcOut );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetData( FORMATETC * pFormatetc, STGMEDIUM * pMedium, BOOL fRelease )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->SetData( pFormatetc, pMedium, fRelease );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC ** ppFormatetc )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->EnumFormatEtc( dwDirection, ppFormatetc );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::DAdvise( FORMATETC * pFormatetc, DWORD advf, IAdviseSink * pAdvSink, DWORD * pdwConnection )
+{
+
+    if ( !pdwConnection )
+        return E_FAIL;
+
+    // avoid reusing of the old listener
+    if ( m_pDefHandler && DEFAULT_ARRAY_LEN > *pdwConnection && *pdwConnection > 0 && m_pDataAdvises[*pdwConnection] )
+    {
+        m_pDataAdvises[*pdwConnection]->DisconnectOrigAdvise();
+        m_pDataAdvises[*pdwConnection] = nullptr;
+    }
+
+    if ( pAdvSink && CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+        {
+            sal::systools::COMReference pOwnAdvise( new OleWrapperAdviseSink( pAdvSink, pFormatetc, advf ) );
+            DWORD nRegID = 0;
+
+            if ( SUCCEEDED( pIDataObject->DAdvise( pFormatetc, advf, pOwnAdvise.get(), &nRegID ) ) && nRegID > 0 )
+            {
+                pOwnAdvise->SetRegID( nRegID );
+                *pdwConnection = InsertAdviseLinkToList( pOwnAdvise, m_pDataAdvises );
+                if ( *pdwConnection )
+                    return S_OK;
+                else
+                    pIDataObject->DUnadvise( nRegID );
+            }
+        }
+    }
+
+    // return success always for now
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::DUnadvise( DWORD dwConnection )
+{
+    if ( m_pDefHandler && DEFAULT_ARRAY_LEN > dwConnection && dwConnection > 0 && m_pDataAdvises[dwConnection] )
+    {
+        if ( CheckDefHandler() )
+        {
+            sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+            ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+            if ( pIDataObject )
+            {
+                DWORD nID = m_pDataAdvises[dwConnection]->GetRegID();
+                pIDataObject->DUnadvise( nID );
+            }
+        }
+
+        m_pDataAdvises[dwConnection]->DisconnectOrigAdvise();
+        m_pDataAdvises[dwConnection] = nullptr;
+
+        return S_OK;
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::EnumDAdvise( IEnumSTATDATA ** ppenumAdvise )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDataObject > pIDataObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDataObject )
+            return pIDataObject->EnumDAdvise( ppenumAdvise );
+    }
+
+    return E_FAIL;
+}
+
+// IRunnableObject
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetRunningClass( LPCLSID lpClsid )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IRunnableObject > pIRunObj(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIRunObj )
+            return pIRunObj->GetRunningClass( lpClsid );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Run( LPBINDCTX pbc )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IRunnableObject > pIRunObj(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIRunObj )
+            return pIRunObj->Run( pbc );
+    }
+
+    return E_FAIL;
+}
+
+BOOL STDMETHODCALLTYPE InprocEmbedDocument_Impl::IsRunning()
+{
+    if (CheckDefHandler())
+    {
+        sal::systools::COMReference< IRunnableObject > pIRunObj(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIRunObj )
+            return pIRunObj->IsRunning();
+    }
+
+    return FALSE;
+}
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::LockRunning( BOOL fLock, BOOL fLastUnlockCloses )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IRunnableObject > pIRunObj(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIRunObj )
+            return pIRunObj->LockRunning( fLock, fLastUnlockCloses );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetContainedObject( BOOL fContained)
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IRunnableObject > pIRunObj(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIRunObj )
+            return pIRunObj->SetContainedObject( fContained );
+    }
+
+    return E_FAIL;
+}
+
+
+// IViewObject methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Draw( DWORD dwDrawAspect, LONG lindex, void *pvAspect, DVTARGETDEVICE *ptd, HDC hdcTargetDev, HDC hdcDraw, LPCRECTL lprcBounds, LPCRECTL lprcWBounds, BOOL ( STDMETHODCALLTYPE *pfnContinue )( ULONG_PTR dwContinue ), ULONG_PTR dwContinue )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject )
+            return pIViewObject->Draw( dwDrawAspect, lindex, pvAspect, ptd, hdcTargetDev, hdcDraw, lprcBounds, lprcWBounds, pfnContinue, dwContinue );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetColorSet( DWORD dwDrawAspect, LONG lindex, void *pvAspect, DVTARGETDEVICE *ptd, HDC hicTargetDev, LOGPALETTE **ppColorSet )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject )
+            return pIViewObject->GetColorSet( dwDrawAspect, lindex, pvAspect, ptd, hicTargetDev, ppColorSet );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Freeze( DWORD dwDrawAspect, LONG lindex, void *pvAspect, DWORD *pdwFreeze )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject )
+            return pIViewObject->Freeze( dwDrawAspect, lindex, pvAspect, pdwFreeze );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Unfreeze( DWORD dwFreeze )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject )
+            return pIViewObject->Unfreeze( dwFreeze );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetAdvise( DWORD aspects, DWORD advf, IAdviseSink *pAdvSink )
+{
+
+    // CheckDefHandler will set the listener, avoid reusing of old listener
+    if ( m_pViewAdvise )
+    {
+        m_pViewAdvise->DisconnectOrigAdvise();
+        m_pViewAdvise = nullptr;
+    }
+
+    if ( pAdvSink && CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject > pIViewObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject )
+        {
+            sal::systools::COMReference pOwnAdvise(new OleWrapperAdviseSink(pAdvSink, aspects, advf));
+
+            if ( SUCCEEDED( pIViewObject->SetAdvise( aspects, advf, pOwnAdvise.get() ) ) )
+            {
+                m_pViewAdvise = pOwnAdvise;
+                return S_OK;
+            }
+        }
+    }
+
+    return S_OK;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetAdvise( DWORD *pAspects, DWORD *pAdvf, IAdviseSink **ppAdvSink )
+{
+    if ( !ppAdvSink )
+        return E_INVALIDARG;
+
+    if ( m_pViewAdvise )
+    {
+        if ( pAspects )
+            *pAspects = m_pViewAdvise->GetAspect();
+
+        if ( pAdvf )
+            *pAdvf = m_pViewAdvise->GetViewAdviseFlag();
+
+        *ppAdvSink = m_pViewAdvise->GetOrigAdvise().get();
+        if ( *ppAdvSink )
+            (*ppAdvSink)->AddRef();
+    }
+    else
+        *ppAdvSink = nullptr;
+
+    return S_OK;
+}
+
+// IViewObject2 methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetExtent( DWORD dwDrawAspect, LONG lindex, DVTARGETDEVICE *ptd, LPSIZEL lpsizel )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IViewObject2 > pIViewObject2(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIViewObject2 )
+            return pIViewObject2->GetExtent( dwDrawAspect, lindex, ptd, lpsizel );
+    }
+
+    return E_FAIL;
+}
+
+
+// IOleWindow methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetWindow( HWND *phwnd )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleWindow > pIOleWindow(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleWindow )
+            return pIOleWindow->GetWindow( phwnd );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::ContextSensitiveHelp( BOOL fEnterMode )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleWindow > pIOleWindow(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleWindow )
+            return pIOleWindow->ContextSensitiveHelp( fEnterMode );
+    }
+
+    return E_FAIL;
+}
+
+
+// IOleInPlaceObject methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InPlaceDeactivate()
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleInPlaceObject > pIOleInPlaceObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleInPlaceObject )
+            return pIOleInPlaceObject->InPlaceDeactivate();
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::UIDeactivate()
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleInPlaceObject > pIOleInPlaceObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleInPlaceObject )
+            return pIOleInPlaceObject->UIDeactivate();
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::SetObjectRects( LPCRECT lprcPosRect, LPCRECT lprcClipRect )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleInPlaceObject > pIOleInPlaceObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleInPlaceObject )
+            return pIOleInPlaceObject->SetObjectRects( lprcPosRect, lprcClipRect );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::ReactivateAndUndo()
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleInPlaceObject > pIOleInPlaceObject(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleInPlaceObject )
+            return pIOleInPlaceObject->ReactivateAndUndo();
+    }
+
+    return E_FAIL;
+}
+
+
+// IDispatch methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetTypeInfoCount( UINT *pctinfo )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDispatch > pIDispatch(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDispatch )
+            return pIDispatch->GetTypeInfoCount( pctinfo );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetTypeInfo( UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDispatch > pIDispatch(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDispatch )
+            return pIDispatch->GetTypeInfo( iTInfo, lcid, ppTInfo );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::GetIDsOfNames( REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDispatch > pIDispatch(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDispatch )
+            return pIDispatch->GetIDsOfNames( riid, rgszNames, cNames, lcid, rgDispId );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::Invoke( DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr )
+{
+    if ( CheckDefHandler() )
+    {
+        sal::systools::COMReference< IDispatch > pIDispatch(m_pDefHandler, sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIDispatch )
+            return pIDispatch->Invoke( dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr );
+    }
+
+    return E_FAIL;
+}
+
+
+// InternalCacheWrapper
+
+
+// IUnknown
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP
+InprocEmbedDocument_Impl::InternalCacheWrapper::QueryInterface(REFIID riid, void** ppv)
+{
+    return m_rOwnDocument.QueryInterface( riid, ppv );
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InprocEmbedDocument_Impl::InternalCacheWrapper::AddRef()
+{
+    return m_rOwnDocument.AddRef();
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP_(ULONG) InprocEmbedDocument_Impl::InternalCacheWrapper::Release()
+{
+    return m_rOwnDocument.Release();
+}
+
+// IOleCache methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::Cache( FORMATETC *pformatetc, DWORD advf, DWORD *pdwConnection )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache > pIOleCache(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache )
+            return pIOleCache->Cache( pformatetc, advf, pdwConnection );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::Uncache( DWORD dwConnection )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache > pIOleCache(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache )
+            return pIOleCache->Uncache( dwConnection );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::EnumCache( IEnumSTATDATA **ppenumSTATDATA )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache > pIOleCache(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache )
+            return pIOleCache->EnumCache( ppenumSTATDATA );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::InitCache( IDataObject *pDataObject )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache > pIOleCache(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache )
+            return pIOleCache->InitCache( pDataObject );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::SetData( FORMATETC *pformatetc, STGMEDIUM *pmedium, BOOL fRelease )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache > pIOleCache(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache )
+            return pIOleCache->SetData( pformatetc, pmedium, fRelease );
+    }
+
+    return E_FAIL;
+}
+
+// IOleCache2 methods
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::UpdateCache( LPDATAOBJECT pDataObject, DWORD grfUpdf, LPVOID pReserved )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache2 > pIOleCache2(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache2 )
+            return pIOleCache2->UpdateCache( pDataObject, grfUpdf, pReserved );
+    }
+
+    return E_FAIL;
+}
+
+
+COM_DECLSPEC_NOTHROW STDMETHODIMP InprocEmbedDocument_Impl::InternalCacheWrapper::DiscardCache( DWORD dwDiscardOptions )
+{
+    if ( m_rOwnDocument.CheckDefHandler() )
+    {
+        sal::systools::COMReference< IOleCache2 > pIOleCache2(m_rOwnDocument.GetDefHandler(), sal::systools::COM_QUERY);
+
+        ULONGGuard aGuard( m_rOwnDocument.m_nCallsOnStack ); // avoid reentrance problem
+        if ( pIOleCache2 )
+            return pIOleCache2->DiscardCache( dwDiscardOptions );
+    }
+
+    return E_FAIL;
+}
+
+}; // namespace inprocserv
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */