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#ifndef _SAL_I18N_XKBDEXTENSION_HXX
#define _SAL_I18N_XKBDEXTENSION_HXX

#include <sal/types.h>
#include <vclpluginapi.h>

class VCLPLUG_GEN_PUBLIC SalI18N_KeyboardExtension
{
private:

    sal_Bool            mbUseExtension;
    sal_uInt32          mnDefaultGroup;
    sal_uInt32          mnGroup;
    int                 mnEventBase;
    int                 mnErrorBase;
    Display*            mpDisplay;

public:

                        SalI18N_KeyboardExtension( Display *pDisplay );
    inline              ~SalI18N_KeyboardExtension();

    inline sal_Bool     UseExtension() const ;      // server and client support the
                                                    // extension
    inline void         UseExtension( sal_Bool bState );// used to disable the Extension

    void                Dispatch( XEvent *pEvent ); // keep track of group changes

    inline sal_uInt32   GetGroup() const ;          // the current keyboard group
    inline sal_uInt32   GetDefaultGroup() const ;   // base group, usually group 1
    inline int          GetEventBase() const ;

protected:

                        SalI18N_KeyboardExtension(); // disabled
};

inline
SalI18N_KeyboardExtension::~SalI18N_KeyboardExtension()
{
}

inline sal_Bool
SalI18N_KeyboardExtension::UseExtension() const
{
    return mbUseExtension;
}

inline void
SalI18N_KeyboardExtension::UseExtension( sal_Bool bState )
{
    mbUseExtension = mbUseExtension && bState;
}

inline sal_uInt32
SalI18N_KeyboardExtension::GetGroup() const
{
    return mnGroup;
}

inline sal_uInt32
SalI18N_KeyboardExtension::GetDefaultGroup() const
{
    return mnDefaultGroup;
}

inline int
SalI18N_KeyboardExtension::GetEventBase() const
{
    return mnEventBase;
}

#endif // _SAL_I18N_XKBDEXTENSION_HXX

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