8e08e6c0ce
Change-Id: I266dc947f9590f869ca7245d776263c692f02be5 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133688 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
132 lines
5.2 KiB
C++
132 lines
5.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/uno/Sequence.hxx>
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#include <com/sun/star/embed/Aspects.hpp>
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#include <com/sun/star/io/XInputStream.hpp>
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#include <com/sun/star/io/XOutputStream.hpp>
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#include <com/sun/star/graphic/GraphicProvider.hpp>
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#include <com/sun/star/graphic/XGraphicProvider.hpp>
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#include <com/sun/star/graphic/XGraphic.hpp>
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#include <com/sun/star/beans/PropertyValue.hpp>
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#include <unotools/streamwrap.hxx>
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#include <comphelper/processfactory.hxx>
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#include <comphelper/propertyvalue.hxx>
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#include <comphelper/seqstream.hxx>
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#include <tools/stream.hxx>
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#include <vcl/graphicfilter.hxx>
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#include "graphconvert.hxx"
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#include "mtnotification.hxx"
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#include <oleembobj.hxx>
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using namespace ::com::sun::star;
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bool ConvertBufferToFormat( void* pBuf,
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sal_uInt32 nBufSize,
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const OUString& aMimeType,
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uno::Any& aResult )
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{
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// produces sequence with data in requested format and returns it in aResult
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if ( pBuf )
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{
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// First, in case the buffer is already in the requested format, then avoid a conversion.
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SvMemoryStream aMemoryStream(pBuf, nBufSize, StreamMode::READ);
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GraphicFilter& rFilter = GraphicFilter::GetGraphicFilter();
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sal_uInt16 nRetFormat = 0;
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if (rFilter.CanImportGraphic(u"", aMemoryStream, GRFILTER_FORMAT_DONTKNOW, &nRetFormat) == ERRCODE_NONE &&
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rFilter.GetImportFormatMediaType(nRetFormat) == aMimeType)
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{
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aResult <<= uno::Sequence< sal_Int8 >( static_cast< const sal_Int8* >( aMemoryStream.GetData() ), aMemoryStream.TellEnd() );
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return true;
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}
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uno::Sequence < sal_Int8 > aData( static_cast<sal_Int8*>(pBuf), nBufSize );
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uno::Reference < io::XInputStream > xIn = new comphelper::SequenceInputStream( aData );
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try
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{
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uno::Reference < graphic::XGraphicProvider > xGraphicProvider( graphic::GraphicProvider::create(comphelper::getProcessComponentContext()));
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uno::Sequence< beans::PropertyValue > aMediaProperties{ comphelper::makePropertyValue(
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"InputStream", xIn) };
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uno::Reference< graphic::XGraphic > xGraphic( xGraphicProvider->queryGraphic( aMediaProperties ) );
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if( xGraphic.is() )
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{
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SvMemoryStream aNewStream( 65535, 65535 );
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uno::Reference < io::XStream > xOut = new utl::OStreamWrapper( aNewStream );
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uno::Sequence< beans::PropertyValue > aOutMediaProperties{
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comphelper::makePropertyValue("OutputStream", xOut),
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comphelper::makePropertyValue("MimeType", aMimeType)
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};
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xGraphicProvider->storeGraphic( xGraphic, aOutMediaProperties );
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aResult <<= uno::Sequence< sal_Int8 >( static_cast< const sal_Int8* >( aNewStream.GetData() ), aNewStream.TellEnd() );
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return true;
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}
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}
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catch (const uno::Exception&)
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{}
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}
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return false;
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}
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// MainThreadNotificationRequest
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MainThreadNotificationRequest::MainThreadNotificationRequest( const ::rtl::Reference< OleEmbeddedObject >& xObj, sal_uInt16 nNotificationType, sal_uInt32 nAspect )
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: m_pObject( xObj.get() )
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, m_xObject( static_cast< embed::XEmbeddedObject* >( xObj.get() ) )
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, m_nNotificationType( nNotificationType )
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, m_nAspect( nAspect )
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{}
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void SAL_CALL MainThreadNotificationRequest::notify (const uno::Any& )
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{
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if ( m_pObject )
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{
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try
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{
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uno::Reference< uno::XInterface > xLock = m_xObject.get();
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if ( xLock.is() )
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{
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// this is the main thread, the solar mutex must be locked
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if ( m_nNotificationType == OLECOMP_ONCLOSE )
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m_pObject->OnClosed_Impl();
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else if ( m_nAspect == embed::Aspects::MSOLE_CONTENT )
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m_pObject->OnViewChanged_Impl();
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else if ( m_nAspect == embed::Aspects::MSOLE_ICON )
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OleEmbeddedObject::OnIconChanged_Impl();
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}
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}
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catch( const uno::Exception& )
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{
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// ignore all the errors
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}
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}
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}
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MainThreadNotificationRequest::~MainThreadNotificationRequest()
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{
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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