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 * Copyright 2008 by Sun Microsystems, Inc.
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 * OpenOffice.org - a multi-platform office productivity suite
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 * $RCSfile: treechangefactory.hxx,v $
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#ifndef CONFIGMGR_TREE_CHANGEFACTORY_HXX
#define CONFIGMGR_TREE_CHANGEFACTORY_HXX

#include "change.hxx"

#ifndef INCLUDED_MEMORY
#include <memory>
#define INCLUDED_MEMORY
#endif


namespace configmgr
{

    namespace uno = ::com::sun::star::uno;

    //==========================================================================

    class OTreeChangeFactory
    {
    public:
        //-----------------------------------------------
        std::auto_ptr<SubtreeChange> createSetNodeChange(
                                        rtl::OUString const& _aName,
                                        rtl::OUString const& _aTemplateName,
                                        rtl::OUString const& _aTemplateModule,
                                        node::Attributes _aAttrs,
                                        bool _bToDefault = false);
        //-----------------------------------------------

    //= Set Changes ============================================================
        std::auto_ptr<AddNode>      createAddNodeChange(
            rtl::Reference< data::TreeSegment > const & _aNewTree,
                                        rtl::OUString const& _aName,
                                        bool _bToDefault = false);

        //-----------------------------------------------
        std::auto_ptr<RemoveNode>   createRemoveNodeChange(
                                        rtl::OUString const& _aName,
                                        bool _bToDefault = false);

    //= special case: Dummy ISubtree ============================================================
        static std::auto_ptr<SubtreeChange> createDummyChange(
            rtl::OUString const& _aName,
            rtl::OUString const& _aElementTypeName);

    //-----------------------------------------------
    };

    OTreeChangeFactory& getDefaultTreeChangeFactory();
    //==========================================================================
    inline
    std::auto_ptr<Change> base_ptr(std::auto_ptr<SubtreeChange> pChange)
    { return std::auto_ptr<Change>(pChange.release()); }
    //==========================================================================
    inline
    std::auto_ptr<Change> base_ptr(std::auto_ptr<ValueChange> pChange)
    { return std::auto_ptr<Change>(pChange.release()); }
    //==========================================================================
    inline
    std::auto_ptr<Change> base_ptr(std::auto_ptr<AddNode> pChange)
    { return std::auto_ptr<Change>(pChange.release()); }
    //==========================================================================
    inline
    std::auto_ptr<Change> base_ptr(std::auto_ptr<RemoveNode> pChange)
    { return std::auto_ptr<Change>(pChange.release()); }
    //==========================================================================

    bool isGenericSetElementType(rtl::OUString const& _aElementType);
    bool isDummySetElementModule(rtl::OUString const& _aElementModule);
    rtl::OUString getGenericSetElementType();
    rtl::OUString getDummySetElementModule();
    //==========================================================================

} // namespace configmgr

#endif