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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 "olewrapclient.hxx"
#include "olecomponent.hxx"
// TODO: May be a mutex must be introduced
OleWrapperClientSite::OleWrapperClientSite( OleComponent* pOleComp )
: m_nRefCount( 0 )
, m_pOleComp( pOleComp )
{
OSL_ENSURE( m_pOleComp, "No ole component is provided!" );
}
OleWrapperClientSite::~OleWrapperClientSite()
{
}
STDMETHODIMP OleWrapperClientSite::QueryInterface( REFIID riid , void** ppv )
{
*ppv=nullptr;
if ( riid == IID_IUnknown )
*ppv = static_cast<IUnknown*>(this);
if ( riid == IID_IOleClientSite )
*ppv = static_cast<IOleClientSite*>(this);
if ( *ppv != nullptr )
{
static_cast<IUnknown*>(*ppv)->AddRef();
return S_OK;
}
return E_NOINTERFACE;
}
STDMETHODIMP_(ULONG) OleWrapperClientSite::AddRef()
{
return osl_atomic_increment( &m_nRefCount);
}
STDMETHODIMP_(ULONG) OleWrapperClientSite::Release()
{
ULONG nReturn = --m_nRefCount;
if ( m_nRefCount == 0 )
delete this;
return nReturn;
}
void OleWrapperClientSite::disconnectOleComponent()
{
// must not be called from the descructor of OleComponent!!!
osl::MutexGuard aGuard( m_aMutex );
m_pOleComp = nullptr;
}
STDMETHODIMP OleWrapperClientSite::SaveObject()
{
OleComponent* pLockComponent = nullptr;
HRESULT hResult = E_FAIL;
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pOleComp )
{
pLockComponent = m_pOleComp;
pLockComponent->acquire();
}
}
if ( pLockComponent )
{
if ( pLockComponent->SaveObject_Impl() )
hResult = S_OK;
pLockComponent->release();
}
return hResult;
}
STDMETHODIMP OleWrapperClientSite::GetMoniker( DWORD, DWORD, IMoniker **ppmk )
{
*ppmk = nullptr;
return E_NOTIMPL;
}
STDMETHODIMP OleWrapperClientSite::GetContainer( IOleContainer** ppContainer )
{
*ppContainer = nullptr;
return E_NOTIMPL;
}
STDMETHODIMP OleWrapperClientSite::ShowObject()
{
return S_OK;
}
STDMETHODIMP OleWrapperClientSite::OnShowWindow( BOOL bShow )
{
OleComponent* pLockComponent = nullptr;
// TODO/LATER: redirect the notification to the main thread so that SolarMutex can be locked
{
osl::MutexGuard aGuard( m_aMutex );
if ( m_pOleComp )
{
pLockComponent = m_pOleComp;
pLockComponent->acquire();
}
}
if ( pLockComponent )
{
pLockComponent->OnShowWindow_Impl( bShow ); // the result is not interesting
pLockComponent->release();
}
return S_OK;
}
STDMETHODIMP OleWrapperClientSite::RequestNewObjectLayout()
{
return E_NOTIMPL;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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