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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"



#include "doc.hxx"
#include "swundo.hxx"			// fuer die UndoIds
#include "pam.hxx"
#include "ndtxt.hxx"

#include <UndoCore.hxx>
#include "rolbck.hxx"


//--------------------------------------------------


SwUndoFmtColl::SwUndoFmtColl( const SwPaM& rRange,
                              SwFmtColl* pColl,
                              const bool bReset,
                              const bool bResetListAttrs )
    : SwUndo( UNDO_SETFMTCOLL ),
      SwUndRng( rRange ),
      pHistory( new SwHistory ),
      pFmtColl( pColl ),
      mbReset( bReset ),
      mbResetListAttrs( bResetListAttrs )
{
    // --> FME 2004-08-06 #i31191#
    if ( pColl )
        aFmtName = pColl->GetName();
    // <--
}


SwUndoFmtColl::~SwUndoFmtColl()
{
    delete pHistory;
}


void SwUndoFmtColl::UndoImpl(::sw::UndoRedoContext & rContext)
{
    // restore old values
    pHistory->TmpRollback(& rContext.GetDoc(), 0);
    pHistory->SetTmpEnd( pHistory->Count() );

    // create cursor for undo range
    AddUndoRedoPaM(rContext);
}


void SwUndoFmtColl::RedoImpl(::sw::UndoRedoContext & rContext)
{
    SwPaM & rPam = AddUndoRedoPaM(rContext);

    DoSetFmtColl(rContext.GetDoc(), rPam);
}

void SwUndoFmtColl::RepeatImpl(::sw::RepeatContext & rContext)
{
    DoSetFmtColl(rContext.GetDoc(), rContext.GetRepeatPaM());
}

void SwUndoFmtColl::DoSetFmtColl(SwDoc & rDoc, SwPaM & rPaM)
{
    // es kann nur eine TextFmtColl auf einen Bereich angewendet werden,
    // also erfrage auch nur in dem Array
    sal_uInt16 const nPos = rDoc.GetTxtFmtColls()->GetPos(
                                                     (SwTxtFmtColl*)pFmtColl );
    // does the format still exist?
    if( USHRT_MAX != nPos )
    {
        rDoc.SetTxtFmtColl(rPaM,
                                          (SwTxtFmtColl*)pFmtColl,
                                          mbReset,
                                          mbResetListAttrs );
    }
}

SwRewriter SwUndoFmtColl::GetRewriter() const
{
    SwRewriter aResult;

    // --> FME 2004-08-06 #i31191# Use stored format name instead of
    // pFmtColl->GetName(), because pFmtColl does not have to be available
    // anymore.
    aResult.AddRule(UNDO_ARG1, aFmtName );
    // <--

    return aResult;
}

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