ownsubfilterservice.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * License, v. 2.0. If a copy of the MPL was not distributed with this
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 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   License, Version 2.0 (the "License"); you may not use this file
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#include <com/sun/star/frame/DoubleInitializationException.hpp>
#include <com/sun/star/document/XFilter.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/uno/XComponentContext.hpp>
#include <com/sun/star/frame/XModel.hpp>
#include <com/sun/star/io/XStream.hpp>
 
#include <cppuhelper/implbase.hxx>
#include <cppuhelper/supportsservice.hxx>
#include <sfx2/objsh.hxx>
 
using namespace css;
 
namespace {
 
class OwnSubFilterService : public cppu::WeakImplHelper < document::XFilter
                                                        ,lang::XServiceInfo >
{
    uno::Reference< frame::XModel > m_xModel;
    uno::Reference< io::XStream > m_xStream;
    SfxObjectShell* m_pObjectShell;
 
public:
    explicit OwnSubFilterService(const css::uno::Sequence< css::uno::Any >& aArguments);
 
    // XFilter
    virtual sal_Bool SAL_CALL filter( const uno::Sequence< beans::PropertyValue >& aDescriptor ) override;
    virtual void SAL_CALL cancel() override;
 
    // XServiceInfo
    virtual OUString SAL_CALL getImplementationName(  ) override;
    virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) override;
    virtual uno::Sequence< OUString > SAL_CALL getSupportedServiceNames(  ) override;
};
 
OwnSubFilterService::OwnSubFilterService(const css::uno::Sequence< css::uno::Any >& aArguments)
    : m_pObjectShell( nullptr )
{
    if ( aArguments.getLength() != 2 )
        throw lang::IllegalArgumentException();
 
    if ( m_pObjectShell )
        throw frame::DoubleInitializationException();
 
    if ( ( aArguments[1] >>= m_xStream ) && m_xStream.is()
      && ( aArguments[0] >>= m_xModel ) && m_xModel.is() )
    {
        m_pObjectShell = SfxObjectShell::GetShellFromComponent(m_xModel);
    }
 
    if ( !m_pObjectShell )
        throw lang::IllegalArgumentException();
}
 
sal_Bool SAL_CALL OwnSubFilterService::filter( const uno::Sequence< beans::PropertyValue >& aDescriptor )
{
    if ( !m_pObjectShell )
        throw uno::RuntimeException();
 
    return m_pObjectShell->ImportFromGeneratedStream_Impl( m_xStream, aDescriptor );
}
 
void SAL_CALL OwnSubFilterService::cancel()
{
    // not implemented
}
 
OUString SAL_CALL OwnSubFilterService::getImplementationName()
{
    return "com.sun.star.comp.document.OwnSubFilter";
}
 
sal_Bool SAL_CALL OwnSubFilterService::supportsService( const OUString& ServiceName )
{
    return cppu::supportsService(this, ServiceName);
}
 
uno::Sequence< OUString > SAL_CALL OwnSubFilterService::getSupportedServiceNames()
{
    return { "com.sun.star.document.OwnSubFilter", "com.sun.star.comp.document.OwnSubFilter" };
}
 
}
 
extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
com_sun_star_comp_document_OwnSubFilter_get_implementation(
    css::uno::XComponentContext *,
    css::uno::Sequence<css::uno::Any> const &arguments)
{
    return cppu::acquire(new OwnSubFilterService(arguments));
}
 
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