fl_DocListener.h

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/* AbiWord
 * Copyright (C) 1998 AbiSource, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef FL_DOCLISTENER_H
#define FL_DOCLISTENER_H

#include "ut_types.h"
#include "pt_Types.h"
#include "ut_stack.h"
#include "xav_Listener.h"
#include "pl_Listener.h"

class FL_DocLayout;
class PD_Document;
class fl_SectionLayout;
class UT_Stack;
class fl_ContainerLayout;
class AP_StatusBar;

class ABI_EXPORT fl_DocListener : public PL_Listener
{
public:
    fl_DocListener(PD_Document* doc, FL_DocLayout *pLayout);
    virtual ~fl_DocListener();

    virtual bool        populate(fl_ContainerLayout* sfh,
                                 const PX_ChangeRecord * pcr);

    virtual bool        populateStrux(pf_Frag_Strux* sdh,
                                      const PX_ChangeRecord * pcr,
                                      fl_ContainerLayout* * psfh);

    virtual bool        change(fl_ContainerLayout* sfh,
                               const PX_ChangeRecord * pcr);


    virtual void        deferNotifications(void);
    virtual void        processDeferredNotifications(void);

    virtual bool        insertStrux(fl_ContainerLayout* sfh,
                                    const PX_ChangeRecord * pcr,
                                    pf_Frag_Strux* sdh,
                                    PL_ListenerId lid,
                                    void (* pfnBindHandles)(pf_Frag_Strux* sdhNew,
                                                            PL_ListenerId lid,
                                                            fl_ContainerLayout* sfhNew));
    void                setHoldTableLayout(bool bHold) {m_bHoldTableLayout = bHold;}
    bool                holdTableLayout(void) { return m_bHoldTableLayout;}
    virtual bool        signal(UT_uint32 iSignal);
    virtual PLListenerType getType() const {return PTL_DocLayout;}

    const FL_DocLayout* getLayout() const {return (const FL_DocLayout*) m_pLayout;}

private:
    fl_ContainerLayout *   popContainerLayout(void);
    void                   pushContainerLayout(fl_ContainerLayout * pCL);
    fl_ContainerLayout *   getTopContainerLayout(void);

    PD_Document*           m_pDoc;
    FL_DocLayout*          m_pLayout;
    bool                   m_bScreen;
    bool                   m_bHoldTableLayout;
    UT_uint32              m_iGlobCounter;
    fl_SectionLayout*      m_pCurrentSL;
    UT_Stack               m_sLastContainerLayout;
    bool                   m_bFootnoteInProgress;
    bool                   m_bEndFootnoteProcessedInBlock;
    AV_ChangeMask          m_chgMaskCached;
    bool                   m_bCacheChanges;
    AP_StatusBar *         m_pStatusBar;
    UT_sint32              m_iFilled;
};

#endif /* FL_DOCLISTENER_H */