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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * 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
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 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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#ifndef _LINGUISTIC_IPRCACHE_HXX_
#define _LINGUISTIC_IPRCACHE_HXX_


#include <uno/lbnames.h>			// CPPU_CURRENT_LANGUAGE_BINDING_NAME macro, which specify the environment type
#include <cppuhelper/implbase2.hxx>	// helper for implementations

#include <com/sun/star/uno/Reference.h>
#include <com/sun/star/document/XEventListener.hpp>
#include <com/sun/star/beans/XPropertyChangeListener.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <com/sun/star/linguistic2/XDictionaryListEventListener.hpp>
#include <com/sun/star/linguistic2/XDictionaryList.hpp>

#include <rtl/string.hxx>
#include <i18npool/lang.h>

#include <set>
#include <map>

namespace linguistic
{

///////////////////////////////////////////////////////////////////////////

class Flushable
{
public:
	virtual void	Flush() = 0;
};

///////////////////////////////////////////////////////////////////////////

class FlushListener : 
	public cppu::WeakImplHelper2
	<
		::com::sun::star::linguistic2::XDictionaryListEventListener,
		::com::sun::star::beans::XPropertyChangeListener
	>
{
	::com::sun::star::uno::Reference<
		::com::sun::star::linguistic2::XDictionaryList >	xDicList;
	::com::sun::star::uno::Reference<
		::com::sun::star::beans::XPropertySet >				xPropSet;
	Flushable				   							   *pFlushObj;

	// don't allow to use copy-constructor and assignment-operator
	FlushListener(const FlushListener &);
	FlushListener & operator = (const FlushListener &);

public:
	FlushListener( Flushable *pFO );
	virtual ~FlushListener();

	inline void	SetFlushObj( Flushable *pFO)	{ pFlushObj = pFO; }
	
    void        SetDicList( ::com::sun::star::uno::Reference< ::com::sun::star::linguistic2::XDictionaryList > &rDL );
    void        SetPropSet( ::com::sun::star::uno::Reference< ::com::sun::star::beans::XPropertySet > &rPS );
	
	//XEventListener
    virtual void SAL_CALL disposing( const ::com::sun::star::lang::EventObject& rSource ) throw(::com::sun::star::uno::RuntimeException);

	// XDictionaryListEventListener
    virtual void SAL_CALL processDictionaryListEvent( const ::com::sun::star::linguistic2::DictionaryListEvent& rDicListEvent ) throw(::com::sun::star::uno::RuntimeException);

	// XPropertyChangeListener
    virtual void SAL_CALL propertyChange( const ::com::sun::star::beans::PropertyChangeEvent& rEvt ) throw(::com::sun::star::uno::RuntimeException);
};

///////////////////////////////////////////////////////////////////////////

class SpellCache :
	public Flushable
{
	::com::sun::star::uno::Reference<
		::com::sun::star::linguistic2::XDictionaryListEventListener >
						xFlushLstnr;
	FlushListener	   *pFlushLstnr;

    typedef std::set< ::rtl::OUString >             WordList_t;
    typedef std::map< LanguageType, WordList_t >    LangWordList_t;
    LangWordList_t  aWordLists;

	// don't allow to use copy-constructor and assignment-operator
    SpellCache(const SpellCache &);
    SpellCache & operator = (const SpellCache &);

public:
    SpellCache();
    virtual ~SpellCache();

	// Flushable
	virtual void	Flush();

    void    AddWord( const ::rtl::OUString& rWord, LanguageType nLang );
    bool    CheckWord( const ::rtl::OUString& rWord, LanguageType nLang );
};

///////////////////////////////////////////////////////////////////////////

}	// namespace linguistic

#endif