diff options
Diffstat (limited to 'dtrans/source/win32/dtobj/APNDataObject.cxx')
| -rw-r--r-- | dtrans/source/win32/dtobj/APNDataObject.cxx | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/dtrans/source/win32/dtobj/APNDataObject.cxx b/dtrans/source/win32/dtobj/APNDataObject.cxx deleted file mode 100644 index 6047a4d3dd..0000000000 --- a/dtrans/source/win32/dtobj/APNDataObject.cxx +++ /dev/null @@ -1,381 +0,0 @@ -/* -*- 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_dtrans.hxx" - -//------------------------------------------------------------------------ -// includes -//------------------------------------------------------------------------ -#include "APNDataObject.hxx" -#include <osl/diagnose.h> - -#include <systools/win32/comtools.hxx> -#ifdef __MINGW32__ -#define __uuidof(I) IID_##I -#endif - -//------------------------------------------------------------------------ -// defines -//------------------------------------------------------------------------ - -#define FREE_HGLOB_ON_RELEASE TRUE -#define KEEP_HGLOB_ON_RELEASE FALSE - -//------------------------------------------------------------------------ -// ctor -//------------------------------------------------------------------------ - -CAPNDataObject::CAPNDataObject( IDataObjectPtr rIDataObject ) : - m_rIDataObjectOrg( rIDataObject ), - m_hGlobal( NULL ), - m_nRefCnt( 0 ) -{ - - OSL_ENSURE( m_rIDataObjectOrg.get( ), "constructing CAPNDataObject with empty data object" ); - - // we marshal the IDataObject interface pointer here so - // that it can be unmarshaled multiple times when this - // class will be used from another apartment - IStreamPtr pStm; - HRESULT hr = CreateStreamOnHGlobal( 0, KEEP_HGLOB_ON_RELEASE, &pStm ); - - OSL_ENSURE( E_INVALIDARG != hr, "invalid args passed to CreateStreamOnHGlobal" ); - - if ( SUCCEEDED( hr ) ) - { - HRESULT hr_marshal = CoMarshalInterface( - pStm.get(), - __uuidof(IDataObject), - static_cast<LPUNKNOWN>(m_rIDataObjectOrg.get()), - MSHCTX_LOCAL, - NULL, - MSHLFLAGS_TABLEWEAK ); - - OSL_ENSURE( CO_E_NOTINITIALIZED != hr_marshal, "COM is not initialized" ); - - // marshalling may fail if COM is not initialized - // for the calling thread which is a program time - // error or because of stream errors which are runtime - // errors for instance E_OUTOFMEMORY etc. - - hr = GetHGlobalFromStream(pStm.get(), &m_hGlobal ); - - OSL_ENSURE( E_INVALIDARG != hr, "invalid stream passed to GetHGlobalFromStream" ); - - // if the marshalling failed we free the - // global memory again and set m_hGlobal - // to a defined value - if (FAILED(hr_marshal)) - { - OSL_FAIL("marshalling failed"); - - #if OSL_DEBUG_LEVEL > 0 - HGLOBAL hGlobal = - #endif - GlobalFree(m_hGlobal); - OSL_ENSURE(NULL == hGlobal, "GlobalFree failed"); - m_hGlobal = NULL; - } - } -} - -CAPNDataObject::~CAPNDataObject( ) -{ - if (m_hGlobal) - { - IStreamPtr pStm; - HRESULT hr = CreateStreamOnHGlobal(m_hGlobal, FREE_HGLOB_ON_RELEASE, &pStm); - - OSL_ENSURE( E_INVALIDARG != hr, "invalid args passed to CreateStreamOnHGlobal" ); - - if (SUCCEEDED(hr)) - { - hr = CoReleaseMarshalData(pStm.get()); - OSL_ENSURE(SUCCEEDED(hr), "CoReleaseMarshalData failed"); - } - } -} - -//------------------------------------------------------------------------ -// IUnknown->QueryInterface -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::QueryInterface( REFIID iid, LPVOID* ppvObject ) -{ - OSL_ASSERT( NULL != ppvObject ); - - if ( NULL == ppvObject ) - return E_INVALIDARG; - - HRESULT hr = E_NOINTERFACE; - *ppvObject = NULL; - - if ( ( __uuidof( IUnknown ) == iid ) || ( __uuidof( IDataObject ) == iid ) ) - { - *ppvObject = static_cast< IUnknown* >( this ); - ( (LPUNKNOWN)*ppvObject )->AddRef( ); - hr = S_OK; - } - - return hr; -} - -//------------------------------------------------------------------------ -// IUnknown->AddRef -//------------------------------------------------------------------------ - -STDMETHODIMP_(ULONG) CAPNDataObject::AddRef( ) -{ - return static_cast< ULONG >( InterlockedIncrement( &m_nRefCnt ) ); -} - -//------------------------------------------------------------------------ -// IUnknown->Release -//------------------------------------------------------------------------ - -STDMETHODIMP_(ULONG) CAPNDataObject::Release( ) -{ - // we need a helper variable because it's not allowed to access - // a member variable after an object is destroyed - ULONG nRefCnt = static_cast< ULONG >( InterlockedDecrement( &m_nRefCnt ) ); - - if ( 0 == nRefCnt ) - delete this; - - return nRefCnt; -} - -//------------------------------------------------------------------------ -// IDataObject->GetData -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::GetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ) -{ - HRESULT hr = m_rIDataObjectOrg->GetData( pFormatetc, pmedium ); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->GetData(pFormatetc, pmedium); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->EnumFormatEtc -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::EnumFormatEtc( DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc ) -{ - HRESULT hr = m_rIDataObjectOrg->EnumFormatEtc(dwDirection, ppenumFormatetc); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->EnumFormatEtc(dwDirection, ppenumFormatetc); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->QueryGetData -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::QueryGetData( LPFORMATETC pFormatetc ) -{ - HRESULT hr = m_rIDataObjectOrg->QueryGetData( pFormatetc ); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment( &pIDOTmp ); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->QueryGetData(pFormatetc); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->GetDataHere -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::GetDataHere( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium ) -{ - HRESULT hr = m_rIDataObjectOrg->GetDataHere(pFormatetc, pmedium); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->GetDataHere(pFormatetc, pmedium); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->GetCanonicalFormatEtc -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::GetCanonicalFormatEtc(LPFORMATETC pFormatectIn, LPFORMATETC pFormatetcOut) -{ - HRESULT hr = m_rIDataObjectOrg->GetCanonicalFormatEtc( pFormatectIn, pFormatetcOut ); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->GetCanonicalFormatEtc(pFormatectIn, pFormatetcOut); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->SetData -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::SetData( LPFORMATETC pFormatetc, LPSTGMEDIUM pmedium, BOOL fRelease ) -{ - HRESULT hr = m_rIDataObjectOrg->SetData( pFormatetc, pmedium, fRelease ); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->SetData(pFormatetc, pmedium, fRelease); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->DAdvise -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::DAdvise( LPFORMATETC pFormatetc, DWORD advf, LPADVISESINK pAdvSink, DWORD * pdwConnection ) -{ - HRESULT hr = m_rIDataObjectOrg->DAdvise(pFormatetc, advf, pAdvSink, pdwConnection); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->DAdvise(pFormatetc, advf, pAdvSink, pdwConnection); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->DUnadvise -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::DUnadvise( DWORD dwConnection ) -{ - HRESULT hr = m_rIDataObjectOrg->DUnadvise( dwConnection ); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->DUnadvise(dwConnection); - } - return hr; -} - -//------------------------------------------------------------------------ -// IDataObject->EnumDAdvise -//------------------------------------------------------------------------ - -STDMETHODIMP CAPNDataObject::EnumDAdvise( LPENUMSTATDATA * ppenumAdvise ) -{ - HRESULT hr = m_rIDataObjectOrg->EnumDAdvise(ppenumAdvise); - - if (RPC_E_WRONG_THREAD == hr) - { - IDataObjectPtr pIDOTmp; - hr = MarshalIDataObjectIntoCurrentApartment(&pIDOTmp); - - if (SUCCEEDED(hr)) - hr = pIDOTmp->EnumDAdvise(ppenumAdvise); - } - return hr; -} - -//------------------------------------------------------------------------ -// for our convenience -//------------------------------------------------------------------------ - -CAPNDataObject::operator IDataObject*( ) -{ - return static_cast< IDataObject* >( this ); -} - -//------------------------------------------------------------------------ -// helper function -//------------------------------------------------------------------------ - -HRESULT CAPNDataObject::MarshalIDataObjectIntoCurrentApartment( IDataObject** ppIDataObj ) -{ - OSL_ASSERT(NULL != ppIDataObj); - - *ppIDataObj = NULL; - HRESULT hr = E_FAIL; - - if (m_hGlobal) - { - IStreamPtr pStm; - hr = CreateStreamOnHGlobal(m_hGlobal, KEEP_HGLOB_ON_RELEASE, &pStm); - - OSL_ENSURE(E_INVALIDARG != hr, "CreateStreamOnHGlobal with invalid args called"); - - if (SUCCEEDED(hr)) - { - hr = CoUnmarshalInterface(pStm.get(), __uuidof(IDataObject), (void**)ppIDataObj); - OSL_ENSURE(CO_E_NOTINITIALIZED != hr, "COM is not initialized"); - } - } - return hr; -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |