forked from amazingfate/loongoffice
b9337e22ce
see https://gerrit.libreoffice.org/#/c/3367/ and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
126 lines
4.5 KiB
C++
126 lines
4.5 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef _RTTI_HXX
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#define _RTTI_HXX
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#include <string.h>
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#include <tools/solar.h>
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typedef void* (*TypeId)();
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#define TYPEINFO() \
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static void* CreateType(); \
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static TypeId StaticType(); \
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static sal_Bool IsOf( TypeId aSameOrSuperType ); \
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virtual TypeId Type() const; \
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virtual sal_Bool IsA( TypeId aSameOrSuperType ) const
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#define TYPEINFO_VISIBILITY(visibility) \
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visibility static void* CreateType(); \
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visibility static TypeId StaticType(); \
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visibility static sal_Bool IsOf( TypeId aSameOrSuperType ); \
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visibility virtual TypeId Type() const; \
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visibility virtual sal_Bool IsA( TypeId aSameOrSuperType ) const
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#define TYPEINIT_FACTORY(sType, Factory ) \
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void* sType::CreateType() { return Factory; } \
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TypeId sType::StaticType() { return &CreateType; } \
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TypeId sType::Type() const { return &CreateType; } \
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sal_Bool sType::IsOf( TypeId aSameOrSuperType ) \
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{ \
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if ( aSameOrSuperType == StaticType() ) \
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return sal_True
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#define STATICTYPE(sType) (sType::StaticType())
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#define SUPERTYPE(sSuper) \
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if ( sSuper::IsOf(aSameOrSuperType ) ) \
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return sal_True
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#define TYPEINIT_END(sType) \
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return sal_False; \
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} \
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sal_Bool sType::IsA( TypeId aSameOrSuperType ) const \
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{ return IsOf( aSameOrSuperType ); }
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#define TYPEINIT0_FACTORY(sType, Factory) \
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TYPEINIT_FACTORY(sType, Factory); \
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TYPEINIT_END(sType)
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#define TYPEINIT0_AUTOFACTORY(sType) TYPEINIT0_FACTORY(sType, new sType)
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#define TYPEINIT0(sType) TYPEINIT0_FACTORY(sType, 0)
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#define TYPEINIT1_FACTORY(sType, sSuper, Factory) \
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TYPEINIT_FACTORY(sType, Factory); \
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SUPERTYPE(sSuper); \
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TYPEINIT_END(sType)
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#define TYPEINIT1_AUTOFACTORY(sType, sSuper) \
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TYPEINIT1_FACTORY(sType, sSuper, new sType)
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#define TYPEINIT1(sType, sSuper) \
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TYPEINIT1_FACTORY(sType, sSuper, 0)
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#define TYPEINIT2_FACTORY(sType, sSuper1, sSuper2, Factory) \
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TYPEINIT_FACTORY(sType, Factory); \
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SUPERTYPE(sSuper1); \
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SUPERTYPE(sSuper2); \
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TYPEINIT_END(sType)
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#define TYPEINIT2_AUTOFACTORY(sType, sSuper1, sSuper2) \
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TYPEINIT2_FACTORY(sType, sSuper1, sSuper2, new sType)
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#define TYPEINIT2(sType, sSuper1, sSuper2) \
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TYPEINIT2_FACTORY(sType, sSuper1, sSuper2, 0)
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#define TYPEINIT3_FACTORY(sType, sSuper1, sSuper2, sSuper3, Factory) \
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TYPEINIT_FACTORY(sType, Factory); \
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SUPERTYPE(sSuper1); \
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SUPERTYPE(sSuper2); \
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SUPERTYPE(sSuper3); \
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TYPEINIT_END(sType)
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#define TYPEINIT3(sType, sSuper1, sSuper2, sSuper3) \
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TYPEINIT3_FACTORY(sType, sSuper1, sSuper2, sSuper3, 0)
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#define TYPE(sType) (sType::StaticType())
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#define ISA(sType) IsA(sType::StaticType())
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#define ISOF(sType) IsOf(sType::StaticType())
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#define CREATE(TypeId) (TypeId())
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/** Exemplary application macros for pointers
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(can be extended for use with references)
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PTR_CAST: Safe pointer casting to a derived class.
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Returns NULL pointer on cast error
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T: Target type to cast into
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p: Pointer to be cast into T
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*/
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#define PTR_CAST( T, pObj ) \
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( pObj && (pObj)->IsA( TYPE(T) ) ? (T*)(pObj) : 0 )
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/** Check whether object pObj has a Base Class T
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(or if pObj is an instance of T) */
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#define HAS_BASE( T, pObj ) \
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( pObj && (pObj)->IsA( TYPE(T) ) )
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/** Check whether a pointer is targetting and object of type T. */
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#define IS_TYPE(T,pObj) \
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( pObj && (pObj)->Type() == TYPE(T) )
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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