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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * <http://www.openoffice.org/license.html>
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#ifndef FORMS_MODULE_HXX
#define FORMS_MODULE_HXX

#include <cppuhelper/factory.hxx>
namespace binfilter {

//.........................................................................
namespace frm
{
//.........................................................................

typedef ::com::sun::star::uno::Reference< ::com::sun::star::lang::XSingleServiceFactory > (SAL_CALL *FactoryInstantiation)
        (
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rServiceManager,
            const ::rtl::OUString & _rComponentName,
            ::cppu::ComponentInstantiation _pCreateFunction,
            const ::com::sun::star::uno::Sequence< ::rtl::OUString > & _rServiceNames,
            rtl_ModuleCount* _pModuleCounter
        );

    //=========================================================================
    //= OFormsModule
    //=========================================================================
    class OFormsModule
    {
    private:
        OFormsModule();
            // not implemented. OFormsModule is a static class

    protected:
        // auto registration administration
        static  ::com::sun::star::uno::Sequence< ::rtl::OUString >*
            s_pImplementationNames;
        static  ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Sequence< ::rtl::OUString > >*
            s_pSupportedServices;
        static  ::com::sun::star::uno::Sequence< sal_Int64 >*
            s_pCreationFunctionPointers;
        static  ::com::sun::star::uno::Sequence< sal_Int64 >*
            s_pFactoryFunctionPointers;

    public:
        /** register a component implementing a service with the given data.
            @param  _rImplementationName
                        the implementation name of the component
            @param  _rServiceNames
                        the services the component supports
            @param  _pCreateFunction
                        a function for creating an instance of the component
            @param  _pFactoryFunction
                        a function for creating a factory for that component
            @see revokeComponent
        */
        static void registerComponent(
            const ::rtl::OUString& _rImplementationName,
            const ::com::sun::star::uno::Sequence< ::rtl::OUString >& _rServiceNames,
            ::cppu::ComponentInstantiation _pCreateFunction,
            FactoryInstantiation _pFactoryFunction);

        /** revoke the registration for the specified component
            @param  _rImplementationName
                the implementation name of the component
        */
        static void revokeComponent(
            const ::rtl::OUString& _rImplementationName);

        /** creates a Factory for the component with the given implementation name.
            <p>Usually used from within component_getFactory.<p/>
            @param  _rxServiceManager
                        a pointer to an XMultiServiceFactory interface as got in component_getFactory
            @param  _pImplementationName
                        the implementation name of the component
            @return
                        the XInterface access to a factory for the component
        */
        static ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > getComponentFactory(
            const ::rtl::OUString& _rImplementationName,
            const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxServiceManager
            );

    private:
        /** ensure that the impl class exists
            @precond m_aMutex is guarded when this method gets called
        */
        static void ensureImpl();
    };

    //==========================================================================
    //= OMultiInstanceAutoRegistration
    //==========================================================================
    template <class TYPE>
    class OMultiInstanceAutoRegistration
    {
    public:
        /** automatically registeres a multi instance component
            <p>Assumed that the template argument has the three methods
                <ul>
                    <li><code>static ::rtl::OUString getImplementationName_Static()</code><li/>
                    <li><code>static ::com::sun::star::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_Static()</code><li/>
                    <li><code>static ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >
                        Create(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >&)</code>
                        </li>
                <ul/>
            the instantiation of this object will automatically register the class via <method>OFormsModule::registerComponent</method>.
            <p/>
            <p>The factory creation function used is <code>::cppu::createSingleFactory</code>.</p>

            @see OOneInstanceAutoRegistration
        */
        OMultiInstanceAutoRegistration();
        ~OMultiInstanceAutoRegistration();
    };

    template <class TYPE>
    OMultiInstanceAutoRegistration<TYPE>::OMultiInstanceAutoRegistration()
    {
        OFormsModule::registerComponent(
            TYPE::getImplementationName_Static(),
            TYPE::getSupportedServiceNames_Static(),
            TYPE::Create,
            ::cppu::createSingleFactory
            );
    }

    template <class TYPE>
    OMultiInstanceAutoRegistration<TYPE>::~OMultiInstanceAutoRegistration()
    {
        OFormsModule::revokeComponent(TYPE::getImplementationName_Static());
    }

    //==========================================================================
    //= OOneInstanceAutoRegistration
    //==========================================================================
    template <class TYPE>
    class OOneInstanceAutoRegistration
    {
    public:
        /** automatically registeres a single instance component
            <p>Assumed that the template argument has the three methods
                <ul>
                    <li><code>static ::rtl::OUString getImplementationName_Static()</code><li/>
                    <li><code>static ::com::sun::star::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_Static()</code><li/>
                    <li><code>static ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >
                        Create(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >&)</code>
                        </li>
                <ul/>
            the instantiation of this object will automatically register the class via <method>OFormsModule::registerComponent</method>.
            <p/>
            The factory creation function used is <code>::cppu::createOneInstanceFactory</code>.
            @see OOneInstanceAutoRegistration
        */
        OOneInstanceAutoRegistration();
        ~OOneInstanceAutoRegistration();
    };

    template <class TYPE>
    OOneInstanceAutoRegistration<TYPE>::OOneInstanceAutoRegistration()
    {
        OFormsModule::registerComponent(
            TYPE::getImplementationName_Static(),
            TYPE::getSupportedServiceNames_Static(),
            TYPE::Create,
            ::cppu::createOneInstanceFactory
            );
    }

    template <class TYPE>
    OOneInstanceAutoRegistration<TYPE>::~OOneInstanceAutoRegistration()
    {
        OFormsModule::revokeComponent(TYPE::getImplementationName_Static());
    }

//.........................................................................
}   // namespace frm
//.........................................................................

}//end of namespace binfilter
#endif // FORMS_MODULE_HXX

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