/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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#ifndef GIO_SEEKABLE_HXX
#define GIO_SEEKABLE_HXX

#include <sal/types.h>
#include <rtl/ustring.hxx>
#include <cppuhelper/weak.hxx>

#include <com/sun/star/io/XTruncate.hpp>
#include <com/sun/star/io/XSeekable.hpp>

#include <gio/gio.h>

namespace gio
{

class Seekable : public ::com::sun::star::io::XTruncate,
    public ::com::sun::star::io::XSeekable,
    public ::cppu::OWeakObject
{
private:
    GSeekable *mpStream;
public:
    Seekable( GSeekable *pStream );
    virtual ~Seekable();
    
    // XInterface
    virtual com::sun::star::uno::Any SAL_CALL queryInterface(const ::com::sun::star::uno::Type & type )
            throw( ::com::sun::star::uno::RuntimeException );
    virtual void SAL_CALL acquire( void ) throw () { OWeakObject::acquire(); }
    virtual void SAL_CALL release( void ) throw() { OWeakObject::release(); }

    // XSeekable
    virtual void SAL_CALL seek( sal_Int64 location )
            throw( ::com::sun::star::lang::IllegalArgumentException,
                ::com::sun::star::io::IOException,
                ::com::sun::star::uno::RuntimeException );

    virtual sal_Int64 SAL_CALL getPosition()
            throw( ::com::sun::star::io::IOException,
                ::com::sun::star::uno::RuntimeException );

    virtual sal_Int64 SAL_CALL getLength()
            throw( ::com::sun::star::io::IOException,
                ::com::sun::star::uno::RuntimeException );

    // XTruncate
    virtual void SAL_CALL truncate( void )
            throw( com::sun::star::io::IOException,
                com::sun::star::uno::RuntimeException );
};

} // namespace gio
#endif