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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 <oox/ole/axcontrolfragment.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <oox/core/xmlfilterbase.hxx>
#include <oox/helper/attributelist.hxx>
#include <oox/helper/binaryinputstream.hxx>
#include <oox/ole/axcontrol.hxx>
#include <oox/ole/olehelper.hxx>
#include <oox/ole/olestorage.hxx>
#include <oox/token/namespaces.hxx>
#include <oox/token/tokens.hxx>
#include <osl/diagnose.h>
namespace oox::ole {
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::uno;
using ::oox::core::ContextHandler2;
using ::oox::core::ContextHandlerRef;
using ::oox::core::FragmentHandler2;
using ::oox::core::XmlFilterBase;
AxControlPropertyContext::AxControlPropertyContext( FragmentHandler2 const & rFragment, ControlModelBase& rModel ) :
ContextHandler2( rFragment ),
mrModel( rModel ),
mnPropId( XML_TOKEN_INVALID )
{
}
ContextHandlerRef AxControlPropertyContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
{
switch( getCurrentElement() )
{
case AX_TOKEN( ocx ):
if( nElement == AX_TOKEN( ocxPr ) )
{
mnPropId = rAttribs.getToken( AX_TOKEN( name ), XML_TOKEN_INVALID );
switch( mnPropId )
{
case XML_TOKEN_INVALID:
return nullptr;
case XML_Picture:
case XML_MouseIcon:
return this; // import picture path from ax:picture child element
default:
mrModel.importProperty( mnPropId, rAttribs.getStringDefaulted( AX_TOKEN( value )) );
}
}
break;
case AX_TOKEN( ocxPr ):
if( nElement == AX_TOKEN( picture ) )
{
OUString aPicturePath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
if( !aPicturePath.isEmpty() )
{
BinaryXInputStream aInStrm( getFilter().openInputStream( aPicturePath ), true );
mrModel.importPictureData( mnPropId, aInStrm );
}
}
break;
}
return nullptr;
}
AxControlFragment::AxControlFragment( XmlFilterBase& rFilter, const OUString& rFragmentPath, EmbeddedControl& rControl ) :
FragmentHandler2( rFilter, rFragmentPath, true ),
mrControl( rControl )
{
}
ContextHandlerRef AxControlFragment::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
{
if( isRootElement() && (nElement == AX_TOKEN( ocx )) )
{
OUString aClassId = rAttribs.getStringDefaulted( AX_TOKEN( classid ));
switch( rAttribs.getToken( AX_TOKEN( persistence ), XML_TOKEN_INVALID ) )
{
case XML_persistPropertyBag:
if( ControlModelBase* pModel = mrControl.createModelFromGuid( aClassId ) )
return new AxControlPropertyContext( *this, *pModel );
break;
case XML_persistStreamInit:
{
OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
if( !aFragmentPath.isEmpty() )
{
BinaryXInputStream aInStrm( getFilter().openInputStream( aFragmentPath ), true );
if( !aInStrm.isEof() )
{
// binary stream contains a copy of the class ID, must be equal to attribute value
OUString aStrmClassId = OleHelper::importGuid( aInStrm );
OSL_ENSURE( aClassId.equalsIgnoreAsciiCase( aStrmClassId ),
"AxControlFragment::importBinaryControl - form control class ID mismatch" );
if( ControlModelBase* pModel = mrControl.createModelFromGuid( aStrmClassId ) )
pModel->importBinaryModel( aInStrm );
}
}
}
break;
case XML_persistStorage:
{
OUString aFragmentPath = getFragmentPathFromRelId( rAttribs.getStringDefaulted( R_TOKEN( id )) );
if( !aFragmentPath.isEmpty() )
{
Reference< XInputStream > xStrgStrm = getFilter().openInputStream( aFragmentPath );
if( xStrgStrm.is() )
{
// Try to import as a parent control
bool bImportedAsParent = false;
OleStorage aStorage( getFilter().getComponentContext(), xStrgStrm, false );
BinaryXInputStream aInStrm( aStorage.openInputStream( u"f"_ustr ), true );
if( !aInStrm.isEof() )
{
if( AxContainerModelBase* pModel = dynamic_cast< AxContainerModelBase* >( mrControl.createModelFromGuid( aClassId ) ) )
{
pModel->importBinaryModel( aInStrm );
bImportedAsParent = true;
}
}
// Import it as a non-parent control
if(!bImportedAsParent)
{
BinaryXInputStream aInStrm2(aStorage.openInputStream(u"contents"_ustr), true);
if (!aInStrm2.isEof())
{
if (ControlModelBase* pModel = mrControl.createModelFromGuid(aClassId))
{
pModel->importBinaryModel(aInStrm2);
}
}
}
}
}
}
break;
}
}
return nullptr;
}
} // namespace oox::ole
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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