/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


#ifndef _APPHELPER_SERVICEMACROS_HXX
#define _APPHELPER_SERVICEMACROS_HXX

/*
to use these macros the supported services and the implementation name needs to be static
especially you need to implement (declaration is contained in macro already):

static com::sun::star::uno::Sequence< rtl::OUString >
	Class::getSupportedServiceNames_Static();
*/

//=========================================================================
//
// XServiceInfo decl
//
//=========================================================================
namespace apphelper
{

#define APPHELPER_XSERVICEINFO_DECL()													\
    virtual ::rtl::OUString SAL_CALL										\
		getImplementationName()                                             \
			throw( ::com::sun::star::uno::RuntimeException );               \
    virtual sal_Bool SAL_CALL                                               \
		supportsService( const ::rtl::OUString& ServiceName )             	\
			throw( ::com::sun::star::uno::RuntimeException );               \
	virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL     \
		getSupportedServiceNames()                                          \
			throw( ::com::sun::star::uno::RuntimeException );               \
																			\
	static ::rtl::OUString getImplementationName_Static();                  \
    static ::com::sun::star::uno::Sequence< ::rtl::OUString >               \
		getSupportedServiceNames_Static();

//=========================================================================
//
// XServiceInfo impl
//
//=========================================================================

#define APPHELPER_XSERVICEINFO_IMPL( Class, ImplName )								\
::rtl::OUString SAL_CALL Class::getImplementationName()						\
	throw( ::com::sun::star::uno::RuntimeException )                       	\
{                                                                           \
	return getImplementationName_Static();                                  \
}                                                                           \
																			\
::rtl::OUString Class::getImplementationName_Static()                       \
{                                                                           \
	return ImplName;                                                        \
}                                                                           \
																			\
sal_Bool SAL_CALL                                                           \
Class::supportsService(	const ::rtl::OUString& ServiceName )                \
	throw( ::com::sun::star::uno::RuntimeException )                        \
{                                                                           \
	::com::sun::star::uno::Sequence< ::rtl::OUString > aSNL =               \
										getSupportedServiceNames();         \
	const ::rtl::OUString* pArray = aSNL.getArray();                       	\
	for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )                       \
	{                                                                       \
		if( pArray[ i ] == ServiceName )                                    \
			return sal_True;                                                \
	}                                                                       \
																			\
	return sal_False;                                                       \
}                                                                           \
																			\
::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL                 \
Class::getSupportedServiceNames()                                           \
	throw( ::com::sun::star::uno::RuntimeException )                        \
{                                                                           \
	return getSupportedServiceNames_Static();                               \
}

//=========================================================================
//
// Service factory helper decl+impl
//
//to use this macro you need to provide a constructor:
//class( Reference< XComponentContext > const & xContext )
//and implement OWeakObject
//=========================================================================

#define APPHELPER_SERVICE_FACTORY_HELPER(Class)										\
static ::com::sun::star::uno::Reference<									\
							::com::sun::star::uno::XInterface > SAL_CALL	\
	create( ::com::sun::star::uno::Reference<								\
			   ::com::sun::star::uno::XComponentContext > const & xContext) \
	throw(::com::sun::star::uno::Exception)									\
{																			\
	return (::cppu::OWeakObject *)new Class( xContext );					\
}

/** This macro contains the default implementation for getImplementationId().
    Note, that you have to include the header necessary for rtl_createUuid.
    Insert the following into your file:

    <code>
#include <rtl/uuid.h>
    </code>

    @param Class the Class-Name for which getImplementationId() should be
    implemented
 */
#define APPHELPER_GETIMPLEMENTATIONID_IMPL(Class) \
::com::sun::star::uno::Sequence< sal_Int8 > SAL_CALL Class::getImplementationId() \
    throw (::com::sun::star::uno::RuntimeException) \
{ \
	static ::com::sun::star::uno::Sequence< sal_Int8 > aId; \
	if( aId.getLength() == 0 ) \
	{ \
		aId.realloc( 16 ); \
		rtl_createUuid( (sal_uInt8 *)aId.getArray(), 0, sal_True ); \
	} \
	return aId; \
}

}//end namespace apphelper
#endif