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#ifndef FORMULA_FUNCPAGE_HXX
#define FORMULA_FUNCPAGE_HXX

#include <svtools/stdctrl.hxx>
#include <vcl/lstbox.hxx>
#include <vcl/group.hxx>
#include <svtools/svmedit.hxx>
#include <vcl/tabpage.hxx>

#include <vcl/tabctrl.hxx>
#include <vcl/button.hxx>
#include <svtools/svtreebx.hxx>

#include <boost/shared_ptr.hpp>
#include <vector>
#include "ModuleHelper.hxx"
//============================================================================
namespace formula
{

class IFunctionDescription;
class IFunctionManager;
class IFunctionCategory;

//============================================================================
class FormulaListBox : public ListBox
{
protected:

	virtual void	KeyInput( const KeyEvent& rKEvt );
	virtual long	PreNotify( NotifyEvent& rNEvt );

public:
					FormulaListBox( Window* pParent, WinBits nWinStyle = WB_BORDER );

					FormulaListBox( Window* pParent, const ResId& rResId );

};



typedef const IFunctionDescription* TFunctionDesc;
//============================================================================
class FuncPage : public TabPage
{
private:
    OModuleClient   m_aModuleClient;
	Link			aDoubleClickLink;
	Link			aSelectionLink;
	FixedText		aFtCategory;
	ListBox			aLbCategory;
	FixedText		aFtFunction;
    FormulaListBox  aLbFunction;
    const IFunctionManager* 
                    m_pFunctionManager;

    ::std::vector< TFunctionDesc >	aLRUList;
    rtl::OString    m_aHelpId;


    void impl_addFunctions(const IFunctionCategory* _pCategory);
					DECL_LINK( SelHdl, ListBox* );
					DECL_LINK( DblClkHdl, ListBox* );

protected:

	void			UpdateFunctionList();
	void			InitLRUList();


public:

					FuncPage( Window* pParent,const IFunctionManager* _pFunctionManager);

	void			SetCategory(sal_uInt16 nCat);
	void			SetFunction(sal_uInt16 nFunc);
	void			SetFocus();
	sal_uInt16			GetCategory();
	sal_uInt16			GetFunction();
	sal_uInt16			GetFunctionEntryCount();

    sal_uInt16          GetFuncPos(const IFunctionDescription* _pDesc);
	const IFunctionDescription*	GetFuncDesc( sal_uInt16 nPos ) const;
	String			GetSelFunctionName() const;

	void            SetDoubleClickHdl( const Link& rLink ) { aDoubleClickLink = rLink; }
	const Link&     GetDoubleClickHdl() const { return aDoubleClickLink; }

	void            SetSelectHdl( const Link& rLink ) { aSelectionLink = rLink; }
	const Link&     GetSelectHdl() const { return aSelectionLink; }

};

} // formula
#endif

