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#ifndef SC_EDITSRC_HXX
#define SC_EDITSRC_HXX

#include "address.hxx"
#include <editeng/unoedsrc.hxx>
#include <svl/lstner.hxx>

#include <memory>

class ScEditEngineDefaulter;
class SvxEditEngineForwarder;

class ScDocShell;
class ScHeaderFooterContentObj;
class ScCellTextData;
class ScHeaderFooterTextData;
class ScAccessibleTextData;
class SdrObject;


class ScHeaderFooterChangedHint : public SfxHint
{
    USHORT nPart;

public:
                    TYPEINFO();
                    ScHeaderFooterChangedHint(USHORT nP);
                    ~ScHeaderFooterChangedHint();

    USHORT			GetPart() const			{ return nPart; }
};


//	all ScSharedHeaderFooterEditSource objects for a single text share the same data

class ScSharedHeaderFooterEditSource : public SvxEditSource
{
private:
    ScHeaderFooterTextData*		pTextData;

protected:
    ScHeaderFooterTextData*		GetTextData() const	{ return pTextData; }	// for ScHeaderFooterEditSource

public:
                                ScSharedHeaderFooterEditSource( ScHeaderFooterTextData* pData );
    virtual						~ScSharedHeaderFooterEditSource();

    //	GetEditEngine is needed because the forwarder doesn't have field functions
    ScEditEngineDefaulter*		GetEditEngine();

    virtual SvxEditSource*		Clone() const ;
    virtual SvxTextForwarder*	GetTextForwarder();

    virtual void				UpdateData();

};

//	ScHeaderFooterEditSource with local copy of ScHeaderFooterTextData is used by field objects

class ScHeaderFooterEditSource : public ScSharedHeaderFooterEditSource
{
public:
                                ScHeaderFooterEditSource( ScHeaderFooterContentObj* pContent, USHORT nP );
                                ScHeaderFooterEditSource( ScHeaderFooterContentObj& rContent, USHORT nP );
    virtual						~ScHeaderFooterEditSource();

    virtual SvxEditSource*		Clone() const;
};


//	Data (incl. EditEngine) for cell EditSource is now shared in ScCellTextData

class ScSharedCellEditSource : public SvxEditSource
{
private:
    ScCellTextData*			pCellTextData;

protected:
    ScCellTextData*			GetCellTextData() const	{ return pCellTextData; }	// for ScCellEditSource

public:
                                ScSharedCellEditSource( ScCellTextData* pData );
    virtual						~ScSharedCellEditSource();

    //	GetEditEngine is needed because the forwarder doesn't have field functions
    ScEditEngineDefaulter*		GetEditEngine();

    virtual SvxEditSource*		Clone() const;
    virtual SvxTextForwarder*	GetTextForwarder();

    virtual void				UpdateData();

    void						SetDoUpdateData(sal_Bool bValue);
    sal_Bool					IsDirty() const;
};

//	ScCellEditSource with local copy of ScCellTextData is used by ScCellFieldsObj, ScCellFieldObj

class ScCellEditSource : public ScSharedCellEditSource
{
public:
                                ScCellEditSource( ScDocShell* pDocSh, const ScAddress& rP );
    virtual						~ScCellEditSource();

    virtual SvxEditSource*		Clone() const;
};


class ScAnnotationEditSource : public SvxEditSource, public SfxListener
{
private:
    ScDocShell*				pDocShell;
    ScAddress				aCellPos;
    ScEditEngineDefaulter*  pEditEngine;
    SvxEditEngineForwarder*	pForwarder;
    BOOL					bDataValid;

    SdrObject*                  GetCaptionObj();
public:
                                ScAnnotationEditSource(ScDocShell* pDocSh, const ScAddress& rP);
    virtual						~ScAnnotationEditSource();

    virtual SvxEditSource*		Clone() const ;
    virtual SvxTextForwarder*	GetTextForwarder();
    virtual void				UpdateData();

    virtual void				Notify( SfxBroadcaster& rBC, const SfxHint& rHint );
};


//	EditSource with a shared forwarder for all children of one text object

class ScSimpleEditSource : public SvxEditSource
{
private:
    SvxTextForwarder*	pForwarder;

public:
                        ScSimpleEditSource( SvxTextForwarder* pForw );
    virtual				~ScSimpleEditSource();

    virtual SvxEditSource*		Clone() const ;
    virtual SvxTextForwarder*	GetTextForwarder();
    virtual void				UpdateData();

};

class ScAccessibilityEditSource : public SvxEditSource
{
private:
    ::std::auto_ptr < ScAccessibleTextData > mpAccessibleTextData;

public:
                        ScAccessibilityEditSource( ::std::auto_ptr < ScAccessibleTextData > pAccessibleCellTextData );
    virtual				~ScAccessibilityEditSource();

    virtual SvxEditSource*		Clone() const;
    virtual SvxTextForwarder*	GetTextForwarder();
    virtual SvxViewForwarder*	GetViewForwarder();
    virtual SvxEditViewForwarder*	GetEditViewForwarder( sal_Bool bCreate = sal_False );
    virtual void				UpdateData();
    virtual SfxBroadcaster&		GetBroadcaster() const;
};

#endif

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