132 lines
3.7 KiB
C++
132 lines
3.7 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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#pragma once
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#include <sal/types.h>
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#include <svl/poolitem.hxx>
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namespace frm
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{
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/// the id of an attribute
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typedef sal_Int32 AttributeId;
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/// the "which id" of an item in an SfxItemSet
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typedef sal_uInt16 WhichId;
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/// a SFX slot id
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typedef sal_uInt16 SfxSlotId;
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enum AttributeCheckState
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{
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eChecked,
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eUnchecked,
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eIndetermined
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};
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struct AttributeState
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{
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private:
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std::unique_ptr<SfxPoolItem> pItemHandleItem;
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public:
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AttributeCheckState eSimpleState;
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inline AttributeState( );
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inline explicit AttributeState( AttributeCheckState _eCheckState );
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inline AttributeState( const AttributeState& _rSource );
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inline AttributeState& operator=( const AttributeState& _rSource );
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inline bool operator==( const AttributeState& _rRHS );
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inline const SfxPoolItem* getItem() const;
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inline void setItem( const SfxPoolItem* _pItem );
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};
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inline AttributeState::AttributeState( )
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:eSimpleState( eIndetermined )
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{
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}
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inline AttributeState::AttributeState( AttributeCheckState _eCheckState )
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:eSimpleState( _eCheckState )
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{
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}
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inline AttributeState::AttributeState( const AttributeState& _rSource )
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:eSimpleState( eIndetermined )
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{
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operator=( _rSource );
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}
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inline AttributeState& AttributeState::operator=( const AttributeState& _rSource )
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{
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if ( &_rSource == this )
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return *this;
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eSimpleState = _rSource.eSimpleState;
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setItem( _rSource.getItem() );
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return *this;
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}
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inline const SfxPoolItem* AttributeState::getItem() const
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{
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return pItemHandleItem.get();
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}
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inline void AttributeState::setItem( const SfxPoolItem* _pItem )
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{
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if ( _pItem )
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pItemHandleItem.reset(_pItem->Clone());
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else
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pItemHandleItem.reset();
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}
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inline bool AttributeState::operator==( const AttributeState& _rRHS )
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{
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if ( eSimpleState != _rRHS.eSimpleState )
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return false;
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if ( pItemHandleItem && !_rRHS.pItemHandleItem )
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return false;
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if ( !pItemHandleItem && _rRHS.pItemHandleItem )
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return false;
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if ( pItemHandleItem == _rRHS.pItemHandleItem )
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return true;
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assert(pItemHandleItem && _rRHS.pItemHandleItem && "otherwise have already returned");
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return *pItemHandleItem == *_rRHS.pItemHandleItem;
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}
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class IMultiAttributeDispatcher
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{
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public:
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virtual AttributeState getState( AttributeId _nAttributeId ) const = 0;
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virtual void executeAttribute( AttributeId _nAttributeId, const SfxPoolItem* _pArgument ) = 0;
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protected:
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~IMultiAttributeDispatcher() {}
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};
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} // namespace frm
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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