/* -*- 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 .
 */
#ifndef INCLUDED_SW_SOURCE_FILTER_HTML_SWHTML_HXX
#define INCLUDED_SW_SOURCE_FILTER_HTML_SWHTML_HXX

#include <config_features.h>

#include <sfx2/sfxhtml.hxx>
#include <svl/macitem.hxx>
#include <svtools/htmltokn.h>
#include <editeng/svxenum.hxx>
#include <rtl/ref.hxx>
#include <fmtornt.hxx>
#include <com/sun/star/drawing/XShape.hpp>
#include <com/sun/star/form/XFormComponent.hpp>

#include <calbck.hxx>

#include <memory>
#include <vector>
#include <deque>

class SfxMedium;
class SfxViewFrame;
class SdrObject;
class SvxMacroTableDtor;
class SwDoc;
class SwPaM;
class SwViewShell;
class SwStartNode;
class SwFormatColl;
class SwField;
class SwHTMLForm_Impl;
class SwApplet_Impl;
struct SwHTMLFootEndNote_Impl;
class HTMLTableCnts;
struct SwPendingStack;
class SvxCSS1PropertyInfo;
struct ImplSVEvent;

#define HTML_PARSPACE (MM50)
#define HTML_CJK_PARSPACE (MM50/2)
#define HTML_CTL_PARSPACE (MM50/2)

#define HTML_DFLT_IMG_WIDTH (MM50*4)
#define HTML_DFLT_IMG_HEIGHT (MM50*2)

// some things you often need
extern HTMLOptionEnum<SvxAdjust> aHTMLPAlignTable[];
extern HTMLOptionEnum<sal_Int16> aHTMLImgHAlignTable[];
extern HTMLOptionEnum<sal_Int16> aHTMLImgVAlignTable[];

// attribute stack:

class HTMLAttr;
typedef std::deque<HTMLAttr *> HTMLAttrs;

class HTMLAttr
{
    friend class SwHTMLParser;
    friend class CellSaveStruct;

    SwNodeIndex nSttPara, nEndPara;
    sal_Int32 nSttContent, nEndContent;
    bool bInsAtStart : 1;
    bool bLikePara : 1; // set attribute above the whole paragraph
    bool bValid : 1;    // is the attribute valid?

    std::unique_ptr<SfxPoolItem> pItem;
    HTMLAttr *pNext;   // still to close attributes with different values
    HTMLAttr *pPrev;   // already closed but not set attributes
    HTMLAttr **ppHead; // list head

    HTMLAttr( const SwPosition& rPos, const SfxPoolItem& rItem,
               HTMLAttr **pHd=nullptr );

    HTMLAttr( const HTMLAttr &rAttr, const SwNodeIndex &rEndPara,
               sal_Int32 nEndCnt, HTMLAttr **pHd );

public:

    ~HTMLAttr();

    HTMLAttr *Clone( const SwNodeIndex& rEndPara, sal_Int32 nEndCnt ) const;
    void Reset( const SwNodeIndex& rSttPara, sal_Int32 nSttCnt,
                HTMLAttr **pHd );
    inline void SetStart( const SwPosition& rPos );

    sal_uInt32 GetSttParaIdx() const { return nSttPara.GetIndex(); }
    sal_uInt32 GetEndParaIdx() const { return nEndPara.GetIndex(); }

    const SwNodeIndex& GetSttPara() const { return nSttPara; }
    const SwNodeIndex& GetEndPara() const { return nEndPara; }

    sal_Int32 GetSttCnt() const { return nSttContent; }
    sal_Int32 GetEndCnt() const { return nEndContent; }

    bool IsLikePara() const { return bLikePara; }
    void SetLikePara() { bLikePara = true; }

          SfxPoolItem& GetItem()        { return *pItem; }
    const SfxPoolItem& GetItem() const  { return *pItem; }

    HTMLAttr *GetNext() const { return pNext; }
    void InsertNext( HTMLAttr *pNxt ) { pNext = pNxt; }

    HTMLAttr *GetPrev() const { return pPrev; }
    void InsertPrev( HTMLAttr *pPrv );
    void ClearPrev() { pPrev = nullptr; }

    void SetHead( HTMLAttr **ppHd ) { ppHead = ppHd; }

    // During setting attributes from styles it can happen that these
    // shouldn't be set anymore. To delete them would be very expensive, because
    // you don't know all the places where they are linked in. Therefore they're
    // made invalid and deleted at the next call of SetAttr_().
    void Invalidate() { bValid = false; }
};

// Table of attributes: The order here is important: The attributes in the
// beginning of the table will set first in EndAllAttrs.
struct HTMLAttrTable
{
    HTMLAttr
                *pKeep,         // frame attributes
                *pBox,
                *pBrush,
                *pBreak,
                *pPageDesc,

                *pLRSpace,      // paragraph attributes
                *pULSpace,
                *pLineSpacing,
                *pAdjust,
                *pDropCap,
                *pSplit,
                *pWidows,
                *pOrphans,
                *pDirection,

                *pCharFormats,     // text attributes
                *pINetFormat,

                *pBold,         // character attributes
                *pBoldCJK,
                *pBoldCTL,
                *pItalic,
                *pItalicCJK,
                *pItalicCTL,
                *pStrike,
                *pUnderline,
                *pBlink,
                *pFont,
                *pFontCJK,
                *pFontCTL,
                *pFontHeight,
                *pFontHeightCJK,
                *pFontHeightCTL,
                *pFontColor,
                *pEscapement,
                *pCaseMap,
                *pKerning,      // (only for SPACER)
                *pCharBrush,    // character background
                *pLanguage,
                *pLanguageCJK,
                *pLanguageCTL,
                *pCharBox
                ;
};

class HTMLAttrContext_SaveDoc;

enum SwHTMLAppendMode {
     AM_NORMAL,         // no paragraph spacing handling
     AM_NOSPACE,        // set spacing hard to 0cm
     AM_SPACE,          // set spacing hard to 0.5cm
     AM_SOFTNOSPACE,    // don't set spacing, but save 0cm
     AM_NONE            // no append
};

class HTMLAttrContext
{
    HTMLAttrs aAttrs;      // the attributes created in the context

    OUString    aClass;          // context class

    HTMLAttrContext_SaveDoc *pSaveDocContext;
    std::unique_ptr<SfxItemSet> pFrameItemSet;

    HtmlTokenId nToken;         // the token of the context

    sal_uInt16  nTextFormatColl;    // a style created in the context or zero

    sal_uInt16  nLeftMargin;        // a changed left border
    sal_uInt16  nRightMargin;       // a changed right border
    sal_uInt16  nFirstLineIndent;   // a changed first line indent

    sal_uInt16  nUpperSpace;
    sal_uInt16  nLowerSpace;

    SwHTMLAppendMode eAppend;

    bool    bLRSpaceChanged : 1;    // left/right border, changed indent?
    bool    bULSpaceChanged : 1;    // top/bottom border changed?
    bool    bDfltTextFormatColl : 1;// nTextFormatColl is only default
    bool    bSpansSection : 1;      // the context opens a SwSection
    bool    bPopStack : 1;          // delete above stack elements
    bool    bFinishPREListingXMP : 1;
    bool    bRestartPRE : 1;
    bool    bRestartXMP : 1;
    bool    bRestartListing : 1;
    bool    bHeaderOrFooter : 1;

public:
    void ClearSaveDocContext();

    HTMLAttrContext( HtmlTokenId nTokn, sal_uInt16 nPoolId, const OUString& rClass,
                      bool bDfltColl=false ) :
        aClass( rClass ),
        pSaveDocContext( nullptr ),
        nToken( nTokn ),
        nTextFormatColl( nPoolId ),
        nLeftMargin( 0 ),
        nRightMargin( 0 ),
        nFirstLineIndent( 0 ),
        nUpperSpace( 0 ),
        nLowerSpace( 0 ),
        eAppend( AM_NONE ),
        bLRSpaceChanged( false ),
        bULSpaceChanged( false ),
        bDfltTextFormatColl( bDfltColl ),
        bSpansSection( false ),
        bPopStack( false ),
        bFinishPREListingXMP( false ),
        bRestartPRE( false ),
        bRestartXMP( false ),
        bRestartListing( false ),
        bHeaderOrFooter( false )
    {}

    explicit HTMLAttrContext( HtmlTokenId nTokn ) :
        pSaveDocContext( nullptr ),
        nToken( nTokn ),
        nTextFormatColl( 0 ),
        nLeftMargin( 0 ),
        nRightMargin( 0 ),
        nFirstLineIndent( 0 ),
        nUpperSpace( 0 ),
        nLowerSpace( 0 ),
        eAppend( AM_NONE ),
        bLRSpaceChanged( false ),
        bULSpaceChanged( false ),
        bDfltTextFormatColl( false ),
        bSpansSection( false ),
        bPopStack( false ),
        bFinishPREListingXMP( false ),
        bRestartPRE( false ),
        bRestartXMP( false ),
        bRestartListing( false ),
        bHeaderOrFooter( false )
    {}

    ~HTMLAttrContext() { ClearSaveDocContext(); }

    HtmlTokenId GetToken() const { return nToken; }

    sal_uInt16 GetTextFormatColl() const { return bDfltTextFormatColl ? 0 : nTextFormatColl; }
    sal_uInt16 GetDfltTextFormatColl() const { return bDfltTextFormatColl ? nTextFormatColl : 0; }

    const OUString& GetClass() const { return aClass; }

    inline void SetMargins( sal_uInt16 nLeft, sal_uInt16 nRight, short nIndent );

    bool IsLRSpaceChanged() const { return bLRSpaceChanged; }
    inline void GetMargins( sal_uInt16& nLeft, sal_uInt16& nRight,
                            short &nIndent ) const;

    inline void SetULSpace( sal_uInt16 nUpper, sal_uInt16 nLower );
    bool IsULSpaceChanged() const { return bULSpaceChanged; }
    inline void GetULSpace( sal_uInt16& rUpper, sal_uInt16& rLower ) const;

    bool HasAttrs() const { return !aAttrs.empty(); }
    const HTMLAttrs& GetAttrs() const { return aAttrs; }
    HTMLAttrs& GetAttrs() { return aAttrs; }

    void SetSpansSection( bool bSet ) { bSpansSection = bSet; }
    bool GetSpansSection() const { return bSpansSection; }

    void SetPopStack( bool bSet ) { bPopStack = bSet; }
    bool GetPopStack() const { return bPopStack; }

    bool HasSaveDocContext() const { return pSaveDocContext!=nullptr; }
    HTMLAttrContext_SaveDoc *GetSaveDocContext( bool bCreate=false );

    const SfxItemSet *GetFrameItemSet() const { return pFrameItemSet.get(); }
    SfxItemSet *GetFrameItemSet( SwDoc *pCreateDoc );

    void SetFinishPREListingXMP( bool bSet ) { bFinishPREListingXMP = bSet; }
    bool IsFinishPREListingXMP() const { return bFinishPREListingXMP; }

    void SetRestartPRE( bool bSet ) { bRestartPRE = bSet; }
    bool IsRestartPRE() const { return bRestartPRE; }

    void SetRestartXMP( bool bSet ) { bRestartXMP = bSet; }
    bool IsRestartXMP() const { return bRestartXMP; }

    void SetRestartListing( bool bSet ) { bRestartListing = bSet; }
    bool IsRestartListing() const { return bRestartListing; }

    void SetHeaderOrFooter( bool bSet ) { bHeaderOrFooter = bSet; }
    bool IsHeaderOrFooter() const { return bHeaderOrFooter; }

    void SetAppendMode( SwHTMLAppendMode eMode ) { eAppend = eMode; }
    SwHTMLAppendMode GetAppendMode() const { return eAppend; }
};

typedef std::vector<HTMLAttrContext *> HTMLAttrContexts;

class HTMLTable;
class SwCSS1Parser;
class SwHTMLNumRuleInfo;

typedef std::vector<std::unique_ptr<ImageMap>> ImageMaps;

enum class HtmlContextFlags {
    ProtectStack    = 0x0001,
    StripPara       = 0x0002,
    KeepNumrule     = 0x0004,
    HeaderDist      = 0x0008,
    FooterDist      = 0x0010,
    KeepAttrs       = 0x0020,
    MultiColMask    = StripPara | KeepNumrule | KeepAttrs // for headers, footers or footnotes
};
namespace o3tl
{
    template<> struct typed_flags<HtmlContextFlags> : is_typed_flags<HtmlContextFlags, 0x03f> {};
}

enum class HtmlFrameFormatFlags {
    Box                 = 0x0001,
    Background          = 0x0002,
    Padding             = 0x0004,
    Direction           = 0x0008,
};
namespace o3tl
{
    template<> struct typed_flags<HtmlFrameFormatFlags> : is_typed_flags<HtmlFrameFormatFlags, 0x0f> {};
}

class SwHTMLParser : public SfxHTMLParser, public SwClient
{
    friend class SectionSaveStruct;
    friend class CellSaveStruct;
    friend class CaptionSaveStruct;

    OUString      m_aPathToFile;
    OUString      m_sBaseURL;
    OUString      m_aBasicLib;
    OUString      m_aBasicModule;
    OUString      m_aScriptSource;  // content of the current script block
    OUString      m_aScriptType;    // type of read script (StarBasic/VB/JAVA)
    OUString      m_aScriptURL;     // script URL
    OUString      m_aStyleSource;   // content of current style sheet
    OUString      m_aContents;      // text of current marquee, field and so
    OUString      m_sTitle;
    OUString      m_aUnknownToken;  // a started unknown token
    OUString      m_aBulletGrfs[MAXLEVEL];
    OUString      m_sJmpMark;

    std::vector<sal_uInt16>   m_aBaseFontStack; // stack for <BASEFONT>
                                // Bit 0-2: font size (1-7)
    std::vector<sal_uInt16>   m_aFontStack;     // stack for <FONT>, <BIG>, <SMALL>
                                // Bit 0-2: font size (1-7)
                                // Bit 15:  font colour was set

    HTMLAttrs      m_aSetAttrTab;// "closed", not set attributes
    HTMLAttrs      m_aParaAttrs; // temporary paragraph attributes
    HTMLAttrTable  m_aAttrTab;   // "open" attributes
    HTMLAttrContexts m_aContexts;// the current context of attribute/token
    std::vector<SwFrameFormat *> m_aMoveFlyFrames;// Fly-Frames, the anchor is moved
    std::deque<sal_Int32> m_aMoveFlyCnts;// and the Content-Positions

    SwApplet_Impl *m_pAppletImpl; // current applet

    SwCSS1Parser    *m_pCSS1Parser;   // Style-Sheet-Parser
    SwHTMLNumRuleInfo *m_pNumRuleInfo;
    SwPendingStack  *m_pPendStack;

    rtl::Reference<SwDoc> m_xDoc;
    SwPaM           *m_pPam;      // SwPosition should be enough, or ??
    SwViewShell       *m_pActionViewShell;  // SwViewShell, where StartAction was called
    SwNodeIndex     *m_pSttNdIdx;

    HTMLTable       *m_pTable;      // current "outermost" table
    std::vector<HTMLTable*> m_aTables;
    SwHTMLForm_Impl *m_pFormImpl;   // current form
    SdrObject       *m_pMarquee;    // current marquee
    SwField         *m_pField;      // current field
    ImageMap        *m_pImageMap;   // current image map
    ImageMaps       *m_pImageMaps;  ///< all Image-Maps that have been read
    SwHTMLFootEndNote_Impl *m_pFootEndNoteImpl;

    Size    m_aHTMLPageSize;      // page size of HTML template

    sal_uInt32  m_aFontHeights[7];    // font heights 1-7
    ImplSVEvent * m_nEventId;

    sal_uInt16  m_nBaseFontStMin;
    sal_uInt16  m_nFontStMin;
    sal_uInt16  m_nDefListDeep;
    sal_uInt16  m_nFontStHeadStart;   // elements in font stack at <Hn>
    sal_uInt16  m_nSBModuleCnt;       // counter for basic modules
    sal_uInt16  m_nMissingImgMaps;    // How many image maps are still missing?
    size_t m_nParaCnt;
    size_t m_nContextStMin;           // lower limit of PopContext
    size_t m_nContextStAttrMin;       // lower limit of attributes
    sal_uInt16  m_nSelectEntryCnt;    // Number of entries in the actual listbox
    HtmlTokenId m_nOpenParaToken;     // opened paragraph element

    enum JumpToMarks { JUMPTO_NONE, JUMPTO_MARK, JUMPTO_TABLE, JUMPTO_FRAME,
                        JUMPTO_REGION, JUMPTO_GRAPHIC } m_eJumpTo;

#ifdef DBG_UTIL
    sal_uInt16  m_nContinue;        // depth of Continue calls
#endif

    SvxAdjust   m_eParaAdjust;    // adjustment of current paragraph
    HTMLScriptLanguage m_eScriptLang; // current script language

    bool m_bOldIsHTMLMode : 1;    // Was it a HTML document?

    bool m_bDocInitalized : 1;    // document resp. shell was initialize
                                  // flag to prevent double init via recursion
    bool m_bViewCreated : 1;      // the view was already created (asynchronous)
    bool m_bSetModEnabled : 1;

    bool m_bInFloatingFrame : 1;  // We are in a floating frame
    bool m_bInField : 1;
    bool m_bKeepUnknown : 1;      // handle unknown/not supported tokens
    // 8
    bool m_bCallNextToken : 1;    // In tables: call NextToken in any case
    bool m_bIgnoreRawData : 1;    // ignore content of script/style
    bool m_bLBEntrySelected : 1;  // Is the current option selected?
    bool m_bTAIgnoreNewPara : 1;  // ignore next LF in text area?
    bool m_bFixMarqueeWidth : 1;  // Change size of marquee?

    bool m_bUpperSpace : 1;       // top paragraph spacing is needed
    bool m_bNoParSpace : 1;
    // 16

    bool m_bInNoEmbed : 1;        // we are in a NOEMBED area

    bool m_bInTitle : 1;          // we are in title

    bool m_bChkJumpMark : 1;      // maybe jump to predetermined mark
    bool m_bUpdateDocStat : 1;
    bool m_bFixSelectWidth : 1;   // Set new width of select?
    bool m_bTextArea : 1;
    // 24
    bool m_bSelect : 1;
    bool m_bInFootEndNoteAnchor : 1;
    bool m_bInFootEndNoteSymbol : 1;
    bool m_bIgnoreHTMLComments : 1;
    bool m_bRemoveHidden : 1; // the filter implementation might set the hidden flag

    bool m_bBodySeen : 1;
    bool m_bReadingHeaderOrFooter : 1;
    bool m_isInTableStructure;

    /// the names corresponding to the DOCINFO field subtypes INFO[1-4]
    OUString m_InfoNames[4];

    SfxViewFrame* m_pTempViewFrame;

    void DeleteFormImpl();

    void DocumentDetected();
    void Show();
    void ShowStatline();
    SwViewShell *CallStartAction( SwViewShell *pVSh = nullptr, bool bChkPtr = true );
    SwViewShell *CallEndAction( bool bChkAction = false, bool bChkPtr = true );
    SwViewShell *CheckActionViewShell();

    DECL_LINK( AsyncCallback, void*, void );

    // set attribute on document
    void SetAttr_( bool bChkEnd, bool bBeforeTable, HTMLAttrs *pPostIts );
    void SetAttr( bool bChkEnd = true, bool bBeforeTable = false,
                         HTMLAttrs *pPostIts = nullptr )
    {
        if( !m_aSetAttrTab.empty() || !m_aMoveFlyFrames.empty() )
            SetAttr_( bChkEnd, bBeforeTable, pPostIts );
    }

    HTMLAttr **GetAttrTabEntry( sal_uInt16 nWhich );

    // create a new text node on PaM position
    bool AppendTextNode( SwHTMLAppendMode eMode=AM_NORMAL, bool bUpdateNum=true );
    void AddParSpace();

    // start/end an attribute
    // ppDepAttr indicated an attribute table entry, which attribute has to be
    // set, before the attribute is closed
    void NewAttr( HTMLAttr **ppAttr, const SfxPoolItem& rItem );
    bool EndAttr( HTMLAttr *pAttr, bool bChkEmpty=true );
    void DeleteAttr( HTMLAttr* pAttr );

    void EndContextAttrs( HTMLAttrContext *pContext );
    void SaveAttrTab( HTMLAttrTable& rNewAttrTab );
    void SplitAttrTab( const SwPosition& rNewPos );
    void SplitAttrTab( HTMLAttrTable& rNewAttrTab, bool bMoveEndBack );
    void RestoreAttrTab( HTMLAttrTable& rNewAttrTab );
    void InsertAttr( const SfxPoolItem& rItem, bool bInsAtStart );
    void InsertAttrs( HTMLAttrs& rAttrs );

    bool DoPositioning( SfxItemSet &rItemSet,
                        SvxCSS1PropertyInfo &rPropInfo,
                        HTMLAttrContext *pContext );
    bool CreateContainer( const OUString& rClass, SfxItemSet &rItemSet,
                          SvxCSS1PropertyInfo &rPropInfo,
                          HTMLAttrContext *pContext );
    bool EndSection( bool bLFStripped=false );

    void InsertAttrs( SfxItemSet &rItemSet, SvxCSS1PropertyInfo const &rPropInfo,
                      HTMLAttrContext *pContext, bool bCharLvl=false );
    void InsertAttr( HTMLAttr **ppAttr, const SfxPoolItem & rItem,
                     HTMLAttrContext *pCntxt );
    void SplitPREListingXMP( HTMLAttrContext *pCntxt );
    void FixHeaderFooterDistance( bool bHeader, const SwPosition *pOldPos );

    void EndContext( HTMLAttrContext *pContext );
    void ClearContext( HTMLAttrContext *pContext );

    const SwFormatColl *GetCurrFormatColl() const;

    SwTwips GetCurrentBrowseWidth();

    SwHTMLNumRuleInfo& GetNumInfo() { return *m_pNumRuleInfo; }
    // add parameter <bCountedInList>
    void SetNodeNum( sal_uInt8 nLevel );

    // Manage paragraph styles

    // set the style resp. its attributes on the stack
    void SetTextCollAttrs( HTMLAttrContext *pContext = nullptr );

    void InsertParaAttrs( const SfxItemSet& rItemSet );

    // Manage attribute context

    // save current context
    inline void PushContext( HTMLAttrContext *pCntxt );

    // Fetch top/specified context but not outside the context with token
    // nLimit. If bRemove set then remove it.
    HTMLAttrContext *PopContext( HtmlTokenId nToken = HtmlTokenId::NONE );

    bool GetMarginsFromContext( sal_uInt16 &nLeft, sal_uInt16 &nRight, short& nIndent,
                                bool bIgnoreCurrent=false ) const;
    void GetMarginsFromContextWithNumBul( sal_uInt16 &nLeft, sal_uInt16 &nRight,
                                          short& nIndent ) const;
    void GetULSpaceFromContext( sal_uInt16 &rUpper, sal_uInt16 &rLower ) const;

    void MovePageDescAttrs( SwNode *pSrcNd, sal_uLong nDestIdx, bool bFormatBreak );

    // Handling of tags at paragraph level

    // <P> and <H1> to <H6>
    void NewPara();
    void EndPara( bool bReal = false );
    void NewHeading( HtmlTokenId nToken );
    void EndHeading();

    // <ADDRESS>, <BLOCKQUOTE> and <PRE>
    void NewTextFormatColl( HtmlTokenId nToken, sal_uInt16 nPoolId );
    void EndTextFormatColl( HtmlTokenId nToken );

    // <DIV> and <CENTER>
    void NewDivision( HtmlTokenId nToken );
    void EndDivision();

    // insert/close Fly-Frames
    void InsertFlyFrame( const SfxItemSet& rItemSet, HTMLAttrContext *pCntxt,
                         const OUString& rId );

    void SaveDocContext( HTMLAttrContext *pCntxt, HtmlContextFlags nFlags,
                       const SwPosition *pNewPos );
    void RestoreDocContext( HTMLAttrContext *pCntxt );

    // end all opened <DIV> areas
    bool EndSections( bool bLFStripped );

    // <MULTICOL>
    void NewMultiCol( sal_uInt16 columnsFromCss=0 );

    // <MARQUEE>
    void NewMarquee( HTMLTable *pCurTable=nullptr );
    void EndMarquee();
    void InsertMarqueeText();

    // Handling of lists

    // order list <OL> and unordered list <UL> with <LI>
    void NewNumBulList( HtmlTokenId nToken );
    void EndNumBulList( HtmlTokenId nToken = HtmlTokenId::NONE );
    void NewNumBulListItem( HtmlTokenId nToken );
    void EndNumBulListItem( HtmlTokenId nToken, bool bSetColl);

    // definitions lists <DL> with <DD>, <DT>
    void NewDefList();
    void EndDefList();
    void NewDefListItem( HtmlTokenId nToken );
    void EndDefListItem( HtmlTokenId nToken = HtmlTokenId::NONE );

    // Handling of tags on character level

    // handle tags like <B>, <I> and so, which enable/disable a certain
    // attribute or like <SPAN> get attributes from styles
    void NewStdAttr( HtmlTokenId nToken );
    void NewStdAttr( HtmlTokenId nToken,
                     HTMLAttr **ppAttr, const SfxPoolItem & rItem,
                     HTMLAttr **ppAttr2=nullptr, const SfxPoolItem *pItem2=nullptr,
                     HTMLAttr **ppAttr3=nullptr, const SfxPoolItem *pItem3=nullptr );
    void EndTag( HtmlTokenId nToken );

    // handle font attributes
    void NewBasefontAttr();             // for <BASEFONT>
    void EndBasefontAttr();
    void NewFontAttr( HtmlTokenId nToken ); // for <FONT>, <BIG> and <SMALL>
    void EndFontAttr( HtmlTokenId nToken );

    // tags realized via character styles
    void NewCharFormat( HtmlTokenId nToken );

    void ClearFootnotesInRange(const SwNodeIndex& rSttIdx, const SwNodeIndex& rEndIdx);

    void DeleteSection(SwStartNode* pSttNd);

    // <SDFIELD>
public:
    static SvxNumType GetNumType( const OUString& rStr, SvxNumType eDfltType );
private:
    void NewField();
    void EndField();
    void InsertFieldText();

    // <SPACER>
    void InsertSpacer();

    // Inserting graphics, plug-ins and applets

    // search image maps and link with graphic nodes
    ImageMap *FindImageMap( const OUString& rURL ) const;
    void ConnectImageMaps();

    // find anchor of Fly-Frames and set corresponding attributes
    // in Attrset (htmlgrin.cxx)
    void SetAnchorAndAdjustment( sal_Int16 eVertOri,
                                 sal_Int16 eHoriOri,
                                 const SvxCSS1PropertyInfo &rPropInfo,
                                 SfxItemSet& rFrameSet );
    void SetAnchorAndAdjustment( sal_Int16 eVertOri,
                                 sal_Int16 eHoriOri,
                                 SfxItemSet& rFrameSet,
                                 bool bDontAppend=false );
    void SetAnchorAndAdjustment( const SvxCSS1PropertyInfo &rPropInfo,
                                 SfxItemSet &rFrameItemSet );

    static void SetFrameFormatAttrs( SfxItemSet &rItemSet,
                         HtmlFrameFormatFlags nFlags, SfxItemSet &rFrameItemSet );

    // create frames and register auto bound frames
    void RegisterFlyFrame( SwFrameFormat *pFlyFrame );

    // Adjust the size of the Fly-Frames to requirements and conditions
    // (not for graphics, therefore htmlplug.cxx)
    static void SetFixSize( const Size& rPixSize, const Size& rTwipDfltSize,
                     bool bPrcWidth, bool bPrcHeight,
                     SvxCSS1PropertyInfo const &rPropInfo,
                     SfxItemSet& rFlyItemSet );
    static void SetVarSize( SvxCSS1PropertyInfo const &rPropInfo,
                     SfxItemSet& rFlyItemSet, SwTwips nDfltWidth=MINLAY,
                     sal_uInt8 nDltPrcWidth=0 );
    static void SetSpace( const Size& rPixSpace, SfxItemSet &rItemSet,
                   SvxCSS1PropertyInfo &rPropInfo, SfxItemSet& rFlyItemSet );

    sal_uInt16 IncGrfsThatResizeTable();

    void GetDefaultScriptType( ScriptType& rType,
                               OUString& rTypeStr ) const;

    // the actual insert methods for <IMG>, <EMBED>, <APPLET> and <PARAM>
    void InsertImage();     // htmlgrin.cxx
    void InsertEmbed();     // htmlplug.cxx

#if HAVE_FEATURE_JAVA
    void NewObject();   // htmlplug.cxx
#endif
    void EndObject();       // link CommandLine with applet (htmlplug.cxx)
#if HAVE_FEATURE_JAVA
    void InsertApplet();    // htmlplug.cxx
#endif
    void EndApplet();       // link CommandLine with applet (htmlplug.cxx)
    void InsertParam();     // htmlplug.cxx

    void InsertFloatingFrame();

    // parse <BODY>-tag: set background graphic and background colour (htmlgrin.cxx)
    void InsertBodyOptions();

    // Inserting links and bookmarks (htmlgrin.cxx)

    // parse <A>-tag: insert a link resp. bookmark
    void NewAnchor();
    void EndAnchor();

    // insert bookmark
    void InsertBookmark( const OUString& rName );

    void InsertCommentText( const sal_Char *pTag );
    void InsertComment( const OUString& rName, const sal_Char *pTag = nullptr );

    // Has the current paragraph bookmarks?
    bool HasCurrentParaBookmarks( bool bIgnoreStack=false ) const;

    // Inserting script/basic elements

    // parse the last read basic module (htmlbas.cxx)
    void NewScript();
    void EndScript();

    void AddScriptSource();

    // insert event in SFX configuration (htmlbas.cxx)
    void InsertBasicDocEvent( const OUString& aEventName, const OUString& rName,
                              ScriptType eScrType, const OUString& rScrType );

    // Inserting styles

    // <STYLE>
    void NewStyle();
    void EndStyle();

    static inline bool HasStyleOptions( const OUString &rStyle, const OUString &rId,
                                 const OUString &rClass, const OUString *pLang=nullptr,
                                 const OUString *pDir=nullptr );
    bool ParseStyleOptions( const OUString &rStyle, const OUString &rId,
                            const OUString &rClass, SfxItemSet &rItemSet,
                            SvxCSS1PropertyInfo &rPropInfo,
                            const OUString *pLang=nullptr, const OUString *pDir=nullptr );

    // Inserting Controls and Forms (htmlform.cxx)

    // Insert draw object into document
    void InsertDrawObject( SdrObject* pNewDrawObj, const Size& rSpace,
                           sal_Int16 eVertOri,
                           sal_Int16 eHoriOri,
                           SfxItemSet& rCSS1ItemSet,
                           SvxCSS1PropertyInfo& rCSS1PropInfo );
    css::uno::Reference< css::drawing::XShape >  InsertControl(
                        const css::uno::Reference< css::form::XFormComponent > & rFormComp,
                        const css::uno::Reference< css::beans::XPropertySet > & rFCompPropSet,
                        const Size& rSize,
                        sal_Int16 eVertOri,
                        sal_Int16 eHoriOri,
                        SfxItemSet& rCSS1ItemSet,
                        SvxCSS1PropertyInfo& rCSS1PropInfo,
                        const SvxMacroTableDtor& rMacroTable,
                        const std::vector<OUString>& rUnoMacroTable,
                        const std::vector<OUString>& rUnoMacroParamTable,
                        bool bSetPropSet = true,
                        bool bHidden = false );
    void SetControlSize( const css::uno::Reference< css::drawing::XShape > & rShape, const Size& rTextSz,
                         bool bMinWidth, bool bMinHeight );

public:
    static void ResizeDrawObject( SdrObject* pObj, SwTwips nWidth );
private:
    static void RegisterDrawObjectToTable( HTMLTable *pCurTable, SdrObject* pObj,
                                    sal_uInt8 nWidth );

    void NewForm( bool bAppend=true );
    void EndForm( bool bAppend=true );

    // Insert methods for <INPUT>, <TEXTAREA> and <SELECT>
    void InsertInput();

    void NewTextArea();
    void InsertTextAreaText( HtmlTokenId nToken );
    void EndTextArea();

    void NewSelect();
    void InsertSelectOption();
    void InsertSelectText();
    void EndSelect();

    // Inserting tables (htmltab.cxx)
public:

    // Insert box content after the given node
    const SwStartNode *InsertTableSection( const SwStartNode *pPrevStNd );

    // Insert box content at the end of the table containing the PaM
    // and move the PaM into the cell
    const SwStartNode *InsertTableSection( sal_uInt16 nPoolId );

    // Insert methods for various table tags
    HTMLTableCnts *InsertTableContents( bool bHead );

private:
    // Create a section for the temporary storage of the table caption
    SwStartNode *InsertTempTableCaptionSection();

    void BuildTableCell( HTMLTable *pTable, bool bReadOptions, bool bHead );
    void BuildTableRow( HTMLTable *pTable, bool bReadOptions,
                        SvxAdjust eGrpAdjust, sal_Int16 eVertOri );
    void BuildTableSection( HTMLTable *pTable, bool bReadOptions, bool bHead );
    void BuildTableColGroup( HTMLTable *pTable, bool bReadOptions );
    void BuildTableCaption( HTMLTable *pTable );
    HTMLTable *BuildTable( SvxAdjust eCellAdjust,
                           bool bIsParentHead = false,
                           bool bHasParentSection=true,
                           bool bHasToFlow = false );

    // misc ...

    void ParseMoreMetaOptions();

    bool FileDownload( const OUString& rURL, OUString& rStr );
    void InsertLink();

    void InsertIDOption();
    void InsertLineBreak();
    void InsertHorzRule();

    void FillEndNoteInfo( const OUString& rContent );
    void FillFootNoteInfo( const OUString& rContent );
    void InsertFootEndNote( const OUString& rName, bool bEndNote, bool bFixed );
    void FinishFootEndNote();
    void InsertFootEndNoteText();
    SwNodeIndex *GetFootEndNoteSection( const OUString& rName );
    void DeleteFootEndNoteImpl();

    sal_Int32 StripTrailingLF();

    // Remove empty paragraph at the PaM position
    void StripTrailingPara();

    // Are there fly frames in the current paragraph?
    bool HasCurrentParaFlys( bool bNoSurroundOnly = false,
                             bool bSurroundOnly = false ) const;

    bool PendingObjectsInPaM(SwPaM& rPam) const;

public:         // used in tables

    // Create brush item (with new) or 0
    SvxBrushItem* CreateBrushItem( const Color *pColor,
                                   const OUString &rImageURL,
                                   const OUString &rStyle,
                                   const OUString &rId,
                                   const OUString &rClass );

protected:
    // Executed for each token recognized by CallParser
    virtual void NextToken( HtmlTokenId nToken ) override;
    virtual ~SwHTMLParser() override;

    // If the document is removed, remove the parser as well
    virtual void Modify( const SfxPoolItem* pOld, const SfxPoolItem *pNew ) override;

    virtual void AddMetaUserDefined( OUString const & i_rMetaName ) override;

public:

    SwHTMLParser( SwDoc* pD, SwPaM & rCursor, SvStream& rIn,
                    const OUString& rFileName,
                    const OUString& rBaseURL,
                    bool bReadNewDoc,
                    SfxMedium* pMed, bool bReadUTF8,
                    bool bIgnoreHTMLComments );

    virtual SvParserState CallParser() override;

    static sal_uInt16 ToTwips( sal_uInt16 nPixel );

    // for reading asynchronously from SvStream
    virtual void Continue( HtmlTokenId nToken ) override;

    virtual bool ParseMetaOptions( const css::uno::Reference<css::document::XDocumentProperties>&,
            SvKeyValueIterator* ) override;


    void RegisterHTMLTable(HTMLTable* pNew)
    {
        m_aTables.push_back(pNew);
    }

    void DeregisterHTMLTable(HTMLTable* pOld)
    {
        m_aTables.erase(std::remove(m_aTables.begin(), m_aTables.end(), pOld));
    }

};

struct SwPendingStackData
{
    virtual ~SwPendingStackData() {}
};

struct SwPendingStack
{
    HtmlTokenId nToken;
    SwPendingStackData* pData;
    SwPendingStack* pNext;

    SwPendingStack( HtmlTokenId nTkn, SwPendingStack* pNxt )
        : nToken( nTkn ), pData( nullptr ), pNext( pNxt )
        {}
};

inline void HTMLAttr::SetStart( const SwPosition& rPos )
{
    nSttPara = rPos.nNode;
    nSttContent = rPos.nContent.GetIndex();
    nEndPara = nSttPara;
    nEndContent = nSttContent;
}

inline void HTMLAttrContext::SetMargins( sal_uInt16 nLeft, sal_uInt16 nRight,
                                          short nIndent )
{
    nLeftMargin = nLeft;
    nRightMargin = nRight;
    nFirstLineIndent = nIndent;
    bLRSpaceChanged = true;
}

inline void HTMLAttrContext::GetMargins( sal_uInt16& nLeft,
                                          sal_uInt16& nRight,
                                          short& nIndent ) const
{
    if( bLRSpaceChanged )
    {
        nLeft = nLeftMargin;
        nRight = nRightMargin;
        nIndent = nFirstLineIndent;
    }
}

inline void HTMLAttrContext::SetULSpace( sal_uInt16 nUpper, sal_uInt16 nLower )
{
    nUpperSpace = nUpper;
    nLowerSpace = nLower;
    bULSpaceChanged = true;
}

inline void HTMLAttrContext::GetULSpace( sal_uInt16& rUpper,
                                          sal_uInt16& rLower ) const
{
    if( bULSpaceChanged )
    {
        rUpper = nUpperSpace;
        rLower = nLowerSpace;
    }
}

inline bool SwHTMLParser::HasStyleOptions( const OUString &rStyle,
                                            const OUString &rId,
                                            const OUString &rClass,
                                            const OUString *pLang,
                                               const OUString *pDir )
{
    return !rStyle.isEmpty() || !rId.isEmpty() || !rClass.isEmpty() ||
           (pLang && !pLang->isEmpty()) || (pDir && !pDir->isEmpty());
}

inline void SwHTMLParser::PushContext( HTMLAttrContext *pCntxt )
{
    m_aContexts.push_back( pCntxt );
}

class SwTextFootnote;

struct SwHTMLTextFootnote
{
    OUString sName;
    SwTextFootnote* pTextFootnote;
    SwHTMLTextFootnote(const OUString &rName, SwTextFootnote* pInTextFootnote)
        : sName(rName)
        , pTextFootnote(pInTextFootnote)
    {
    }
};

struct SwHTMLFootEndNote_Impl
{
    std::vector<SwHTMLTextFootnote> aTextFootnotes;

    OUString sName;
    OUString sContent;            // information for the last footnote
    bool bEndNote;
    bool bFixed;
};

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */