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/*************************************************************************
*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
************************************************************************/

#ifndef CONFIGMGR_XML_LAYERWRITER_HXX
#define CONFIGMGR_XML_LAYERWRITER_HXX

#include "writersvc.hxx"
#include "elementformatter.hxx"
#include "stack.hxx"
#include <com/sun/star/configuration/backend/XLayerHandler.hpp>

namespace com { namespace sun { namespace star { namespace script {
    class XTypeConverter;
} } } }

namespace configmgr
{
    // -----------------------------------------------------------------------------
    namespace xml
    {
        // -----------------------------------------------------------------------------
        namespace uno       = ::com::sun::star::uno;
        namespace lang      = ::com::sun::star::lang;

        namespace sax           = ::com::sun::star::xml::sax;
        namespace backenduno    = ::com::sun::star::configuration::backend;

        // -----------------------------------------------------------------------------


        class LayerWriter :	public WriterService< ::com::sun::star::configuration::backend::XLayerHandler >
        {
        public:
            explicit
                LayerWriter(uno::Reference< uno::XComponentContext > const & _xContext);
            virtual ~LayerWriter();

            // XLayerHandler
        public:
            virtual void SAL_CALL 
                startLayer(  ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                endLayer(  ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                overrideNode( const rtl::OUString& aName, sal_Int16 aAttributes, sal_Bool bClear ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                addOrReplaceNode( const rtl::OUString& aName, sal_Int16 aAttributes ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                addOrReplaceNodeFromTemplate( const rtl::OUString& aName, const backenduno::TemplateIdentifier& aTemplate, sal_Int16 aAttributes ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                endNode(  ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                dropNode( const rtl::OUString& aName ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                overrideProperty( const rtl::OUString& aName, sal_Int16 aAttributes, const uno::Type& aType, sal_Bool bClear ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                addProperty( const rtl::OUString& aName, sal_Int16 aAttributes, const uno::Type& aType )
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                addPropertyWithValue( const rtl::OUString& aName, sal_Int16 aAttributes, const uno::Any& aValue ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                endProperty(  ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                setPropertyValue( const uno::Any& aValue ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

            virtual void SAL_CALL 
                setPropertyValueForLocale( const uno::Any& aValue, const rtl::OUString& aLocale ) 
                    throw (backenduno::MalformedDataException, lang::WrappedTargetException, 
                           uno::RuntimeException);

        private:
            bool isInElement() const;
            void checkInElement(bool bInElement, bool bInProperty = false);

            void startNode();
            void startProp(uno::Type const & _aType, bool bNeedType);

            void endElement();

            void writeValue(uno::Any const & _aValue);
            void writeValue(uno::Any const & _aValue, rtl::OUString const & _aLocale);

            void outputValue(uno::Any const & _aValue);

            void raiseMalformedDataException(sal_Char const * pMsg);
            void raiseIllegalTypeException(sal_Char const * pMsg);

            void prepareAddOrReplaceElement(
                rtl::OUString const & name, sal_Int16 attributes);

        private:
            uno::Reference< com::sun::star::script::XTypeConverter > m_xTCV;
            Stack< rtl::OUString >            m_aTagStack;
            ElementFormatter    m_aFormatter;
            uno::Type           m_aPropertyType;
            bool                m_bInProperty;
            bool                m_bStartedDocument;
        };
        // -----------------------------------------------------------------------------
    } // namespace xml
    // -----------------------------------------------------------------------------

} // namespace configmgr
#endif