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/* -*- 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 <osl/diagnose.h>
#include "XNotifyingDataObject.hxx"
#include "../clipb/WinClipbImpl.hxx"
#include "../clipb/WinClipboard.hxx"
using namespace com::sun::star::datatransfer;
using namespace com::sun::star::datatransfer::clipboard;
using com::sun::star::uno::RuntimeException;
using com::sun::star::uno::Reference;
CXNotifyingDataObject::CXNotifyingDataObject(
const IDataObjectPtr& aIDataObject,
const Reference< XTransferable >& aXTransferable,
const Reference< XClipboardOwner >& aXClipOwner,
CWinClipbImpl* theWinClipImpl ) :
m_nRefCnt( 0 ),
m_aIDataObject( aIDataObject ),
m_XTransferable( aXTransferable ),
m_XClipboardOwner( aXClipOwner ),
m_pWinClipImpl( theWinClipImpl )
{
}
STDMETHODIMP CXNotifyingDataObject::QueryInterface( REFIID iid, void** ppvObject )
{
if ( nullptr == ppvObject )
return E_INVALIDARG;
HRESULT hr = E_NOINTERFACE;
*ppvObject = nullptr;
if ( ( __uuidof( IUnknown ) == iid ) ||
( __uuidof( IDataObject ) == iid ) )
{
*ppvObject = static_cast< IUnknown* >( this );
static_cast<LPUNKNOWN>(*ppvObject)->AddRef( );
hr = S_OK;
}
return hr;
}
STDMETHODIMP_(ULONG) CXNotifyingDataObject::AddRef( )
{
return static_cast< ULONG >( InterlockedIncrement( &m_nRefCnt ) );
}
STDMETHODIMP_(ULONG) CXNotifyingDataObject::Release( )
{
ULONG nRefCnt =
static_cast< ULONG >( InterlockedDecrement( &m_nRefCnt ) );
if ( 0 == nRefCnt )
{
if ( m_pWinClipImpl )
m_pWinClipImpl->onReleaseDataObject( this );
delete this;
}
return nRefCnt;
}
STDMETHODIMP CXNotifyingDataObject::GetData( FORMATETC * pFormatetc, STGMEDIUM * pmedium )
{
return m_aIDataObject->GetData(pFormatetc, pmedium);
}
STDMETHODIMP CXNotifyingDataObject::EnumFormatEtc(
DWORD dwDirection, IEnumFORMATETC** ppenumFormatetc )
{
return m_aIDataObject->EnumFormatEtc(dwDirection, ppenumFormatetc);
}
STDMETHODIMP CXNotifyingDataObject::QueryGetData( FORMATETC * pFormatetc )
{
return m_aIDataObject->QueryGetData(pFormatetc);
}
STDMETHODIMP CXNotifyingDataObject::GetDataHere( FORMATETC * lpFetc, STGMEDIUM * lpStgMedium )
{
return m_aIDataObject->GetDataHere(lpFetc, lpStgMedium);
}
STDMETHODIMP CXNotifyingDataObject::GetCanonicalFormatEtc( FORMATETC * lpFetc, FORMATETC * lpCanonicalFetc )
{
return m_aIDataObject->GetCanonicalFormatEtc(lpFetc, lpCanonicalFetc);
}
STDMETHODIMP CXNotifyingDataObject::SetData( FORMATETC * lpFetc, STGMEDIUM * lpStgMedium, BOOL bRelease )
{
return m_aIDataObject->SetData( lpFetc, lpStgMedium, bRelease );
}
STDMETHODIMP CXNotifyingDataObject::DAdvise(
FORMATETC * lpFetc, DWORD advf, IAdviseSink * lpAdvSink, DWORD* pdwConnection )
{
return m_aIDataObject->DAdvise( lpFetc, advf, lpAdvSink, pdwConnection );
}
STDMETHODIMP CXNotifyingDataObject::DUnadvise( DWORD dwConnection )
{
return m_aIDataObject->DUnadvise( dwConnection );
}
STDMETHODIMP CXNotifyingDataObject::EnumDAdvise( IEnumSTATDATA ** ppenumAdvise )
{
return m_aIDataObject->EnumDAdvise( ppenumAdvise );
}
CXNotifyingDataObject::operator IDataObject*( )
{
return static_cast< IDataObject* >( this );
}
void CXNotifyingDataObject::lostOwnership( )
{
try
{
if (m_XClipboardOwner.is())
m_XClipboardOwner->lostOwnership(
static_cast<XClipboardEx*>(m_pWinClipImpl->m_pWinClipboard ), m_XTransferable);
}
catch(RuntimeException&)
{
OSL_FAIL( "RuntimeException caught" );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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