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#ifndef INCLUDED_UNOTOOLS_SYSLOCALE_HXX
#define INCLUDED_UNOTOOLS_SYSLOCALE_HXX

#include "unotools/unotoolsdllapi.h"
#include <unotools/localedatawrapper.hxx>
#include <unotools/charclass.hxx>
#include <sal/types.h>
#include <i18npool/lang.h>
#include <rtl/textenc.h>

class SvtSysLocale_Impl;
class SvtSysLocaleOptions;

namespace osl { class Mutex; }
class LocaleDataWrapper;

/**
    SvtSysLocale provides a refcounted single instance of an application wide
    <type>LocaleDataWrapper</type> and <type>CharClass</type> which always
    follow the locale as it is currently configured by the user. You may use
    it anywhere to access the locale data elements like decimal separator and
    simple date formatting and so on. Contructing and destructing a
    SvtSysLocale is not expensive as long as there is at least one instance
    left.
 */
class UNOTOOLS_DLLPUBLIC SvtSysLocale
{
    friend class SvtSysLocale_Impl;     // access to mutex

    static  SvtSysLocale_Impl*  pImpl;
    static  sal_Int32           nRefCount;

    UNOTOOLS_DLLPRIVATE static  ::osl::Mutex&               GetMutex();

public:
                                        SvtSysLocale();
                                        ~SvtSysLocale();

            const LocaleDataWrapper&    GetLocaleData() const;
            const CharClass&            GetCharClass() const;

    /** It is safe to store the pointers locally and use them AS LONG AS THE
        INSTANCE OF SvtSysLocale LIVES!
        It is a faster access but be sure what you do!
     */
            const LocaleDataWrapper*    GetLocaleDataPtr() const;
            const CharClass*            GetCharClassPtr() const;
            SvtSysLocaleOptions&        GetOptions() const;
            com::sun::star::lang::Locale GetLocale() const;
            LanguageType                GetLanguage() const;
            com::sun::star::lang::Locale GetUILocale() const;
            LanguageType                GetUILanguage() const;

    /** Get the best MIME encoding matching the system locale, or if that isn't
        determinable one that matches the UI locale, or UTF8 if everything else
        fails.
     */
    static  rtl_TextEncoding    GetBestMimeEncoding();
};

#endif  // INCLUDED_SVTOOLS_SYSLOCALE_HXX

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