/**************************************************************
 * 
 * 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
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#ifndef _EDTSPELL_HXX
#define _EDTSPELL_HXX

#include <svtools/svxbox.hxx>
#include <editeng/svxenum.hxx>
#include <editeng/splwrap.hxx>
#include <editeng/svxacorr.hxx>
#include <com/sun/star/uno/Reference.h>
#include <editeng/editengdllapi.h>

namespace com { namespace sun { namespace star { namespace linguistic2 {
	class XSpellChecker1;
}}}}


class EditView;
class ImpEditEngine;
class ContentNode;

class EditSpellWrapper : public SvxSpellWrapper
{
private:
	EditView*				pEditView;
	void					CheckSpellTo();

protected:
	virtual	void			SpellStart( SvxSpellArea eArea );
	virtual	sal_Bool 			SpellContinue();	// Bereich pruefen
	virtual void 			ReplaceAll( const String &rNewText, sal_Int16 nLanguage );
	virtual void			SpellEnd();
	virtual sal_Bool			SpellMore();
	virtual	sal_Bool			HasOtherCnt();
	virtual void			ScrollArea();
    virtual void            ChangeWord( const String& rNewWord, const sal_uInt16 nLang );
    virtual void            ChangeThesWord( const String& rNewWord );
    virtual void            AutoCorrect( const String& rOldWord, const String& rNewWord );

public:
	EditSpellWrapper( Window* pWin,
			::com::sun::star::uno::Reference<
				::com::sun::star::linguistic2::XSpellChecker1 > &xChecker,
			sal_Bool bIsStart,
			sal_Bool bIsAllRight, EditView* pView );

};


struct WrongRange
{
	sal_uInt16 nStart;
	sal_uInt16 nEnd;

	WrongRange( sal_uInt16 nS, sal_uInt16 nE ) { nStart = nS; nEnd = nE; }
};

SV_DECL_VARARR( WrongRanges, WrongRange, 4, 4 )
#define NOT_INVALID	0xFFFF

class WrongList : private WrongRanges
{
private:
	sal_uInt16 	nInvalidStart;
	sal_uInt16 	nInvalidEnd;

	sal_Bool	DbgIsBuggy() const;

public:
			WrongList();
			~WrongList();

	sal_Bool	IsInvalid() const 		{ return nInvalidStart != NOT_INVALID; }
	void 	SetValid() 				{ nInvalidStart = NOT_INVALID; nInvalidEnd = 0; }
	void	MarkInvalid( sal_uInt16 nS, sal_uInt16 nE );

	sal_uInt16			Count() const 				{ return WrongRanges::Count(); }

	// Wenn man weiss was man tut:
	WrongRange&		GetObject( sal_uInt16 n ) const	{ return WrongRanges::GetObject( n ); }
	void			InsertWrong( const WrongRange& rWrong, sal_uInt16 nPos );

	sal_uInt16	GetInvalidStart() const	{ return nInvalidStart; }
	sal_uInt16&	GetInvalidStart() 		{ return nInvalidStart; }

	sal_uInt16	GetInvalidEnd() const 	{ return nInvalidEnd; }
	sal_uInt16&	GetInvalidEnd() 		{ return nInvalidEnd; }

	void	TextInserted( sal_uInt16 nPos, sal_uInt16 nChars, sal_Bool bPosIsSep );
	void	TextDeleted( sal_uInt16 nPos, sal_uInt16 nChars );

	void	ResetRanges() 			{ Remove( 0, Count() ); }
	sal_Bool	HasWrongs() const 		{ return Count() != 0; }
	void	InsertWrong( sal_uInt16 nStart, sal_uInt16 nEnd, sal_Bool bClearRange );
	sal_Bool	NextWrong( sal_uInt16& rnStart, sal_uInt16& rnEnd ) const;
	sal_Bool	HasWrong( sal_uInt16 nStart, sal_uInt16 nEnd ) const;
	sal_Bool	HasAnyWrong( sal_uInt16 nStart, sal_uInt16 nEnd ) const;
	void	ClearWrongs( sal_uInt16 nStart, sal_uInt16 nEnd, const ContentNode* pNode );
	void	MarkWrongsInvalid();

	WrongList*	Clone() const;

    // #i102062#
    bool operator==(const WrongList& rCompare) const;
};

inline void WrongList::InsertWrong( const WrongRange& rWrong, sal_uInt16 nPos )
{
	WrongRanges::Insert( rWrong, nPos );
#ifdef DBG_UTIL
	DBG_ASSERT( !DbgIsBuggy(), "Insert: WrongList kaputt!" );
#endif
}



class EdtAutoCorrDoc : public SvxAutoCorrDoc
{
	ImpEditEngine* 	pImpEE;
	ContentNode*	pCurNode;
	sal_uInt16			nCursor;

	sal_Bool			bAllowUndoAction;
	sal_Bool			bUndoAction;

protected:
	void			ImplStartUndoAction();

public:
					EdtAutoCorrDoc( ImpEditEngine* pImpEE, ContentNode* pCurNode, sal_uInt16 nCrsr, xub_Unicode cIns );
					~EdtAutoCorrDoc();

	virtual sal_Bool 	Delete( sal_uInt16 nStt, sal_uInt16 nEnd );
	virtual sal_Bool 	Insert( sal_uInt16 nPos, const String& rTxt );
	virtual sal_Bool 	Replace( sal_uInt16 nPos, const String& rTxt );
    virtual sal_Bool    ReplaceRange( xub_StrLen nPos, xub_StrLen nLen, const String& rTxt );

	virtual sal_Bool 	SetAttr( sal_uInt16 nStt, sal_uInt16 nEnd, sal_uInt16 nSlotId, SfxPoolItem& );
	virtual sal_Bool 	SetINetAttr( sal_uInt16 nStt, sal_uInt16 nEnd, const String& rURL );

	virtual sal_Bool 	HasSymbolChars( sal_uInt16 nStt, sal_uInt16 nEnd );

	virtual const String* GetPrevPara( sal_Bool bAtNormalPos );

	virtual sal_Bool 	ChgAutoCorrWord( sal_uInt16& rSttPos, sal_uInt16 nEndPos,
								  SvxAutoCorrect& rACorrect, const String** ppPara );

	virtual LanguageType GetLanguage( sal_uInt16 nPos, sal_Bool bPrevPara = sal_False ) const;

	sal_uInt16			GetCursor() const { return nCursor; }

};

#endif	// EDTSPELL