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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
#pragma once
#include <sal/types.h>
#include <svl/poolitem.hxx>
namespace frm
{
/// the id of an attribute
typedef sal_Int32 AttributeId;
/// the "which id" of an item in an SfxItemSet
typedef sal_uInt16 WhichId;
/// a SFX slot id
typedef sal_uInt16 SfxSlotId;
enum AttributeCheckState
{
eChecked,
eUnchecked,
eIndetermined
};
struct AttributeState
{
private:
std::unique_ptr<SfxPoolItem> pItemHandleItem;
public:
AttributeCheckState eSimpleState;
inline AttributeState( );
inline explicit AttributeState( AttributeCheckState _eCheckState );
inline AttributeState( const AttributeState& _rSource );
inline AttributeState& operator=( const AttributeState& _rSource );
inline bool operator==( const AttributeState& _rRHS );
inline const SfxPoolItem* getItem() const;
inline void setItem( const SfxPoolItem* _pItem );
};
inline AttributeState::AttributeState( )
:eSimpleState( eIndetermined )
{
}
inline AttributeState::AttributeState( AttributeCheckState _eCheckState )
:eSimpleState( _eCheckState )
{
}
inline AttributeState::AttributeState( const AttributeState& _rSource )
:eSimpleState( eIndetermined )
{
operator=( _rSource );
}
inline AttributeState& AttributeState::operator=( const AttributeState& _rSource )
{
if ( &_rSource == this )
return *this;
eSimpleState = _rSource.eSimpleState;
setItem( _rSource.getItem() );
return *this;
}
inline const SfxPoolItem* AttributeState::getItem() const
{
return pItemHandleItem.get();
}
inline void AttributeState::setItem( const SfxPoolItem* _pItem )
{
if ( _pItem )
pItemHandleItem.reset(_pItem->Clone());
else
pItemHandleItem.reset();
}
inline bool AttributeState::operator==( const AttributeState& _rRHS )
{
if ( eSimpleState != _rRHS.eSimpleState )
return false;
if ( pItemHandleItem && !_rRHS.pItemHandleItem )
return false;
if ( !pItemHandleItem && _rRHS.pItemHandleItem )
return false;
if ( pItemHandleItem == _rRHS.pItemHandleItem )
return true;
return *pItemHandleItem == *_rRHS.pItemHandleItem;
}
class IMultiAttributeDispatcher
{
public:
virtual AttributeState getState( AttributeId _nAttributeId ) const = 0;
virtual void executeAttribute( AttributeId _nAttributeId, const SfxPoolItem* _pArgument ) = 0;
protected:
~IMultiAttributeDispatcher() {}
};
} // namespace frm
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