/*************************************************************************
 *
 *  $RCSfile: localedatawrapper.hxx,v $
 *
 *  $Revision: 1.19 $
 *
 *  last change: $Author: er $ $Date: 2001/11/23 19:31:49 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
 *  License at http://www.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
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 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/

#ifndef _UNOTOOLS_LOCALEDATAWRAPPER_HXX
#define _UNOTOOLS_LOCALEDATAWRAPPER_HXX

#ifndef _TOOLS_INTN_HXX
#include <tools/intn.hxx>		// enum MeasurementSystem, enum DateFormat
#endif
#ifndef _STRING_HXX
#include <tools/string.hxx>
#endif

#ifndef _COM_SUN_STAR_I18N_XLOCALEDATA_HPP_
#include <com/sun/star/i18n/XLocaleData.hpp>
#endif
#ifndef _COM_SUN_STAR_I18N_LOCALEITEM_HPP_
#include <com/sun/star/i18n/LocaleItem.hpp>
#endif
#ifndef _COM_SUN_STAR_I18N_RESERVEDWORDS_HPP_
#include <com/sun/star/i18n/reservedWords.hpp>
#endif

#ifndef INCLUDED_UNOTOOLS_READWRITEMUTEXGUARD_HXX
#include <unotools/readwritemutexguard.hxx>
#endif


namespace com { namespace sun { namespace star {
	namespace lang {
		class XMultiServiceFactory;
	}
}}}
class Date;
class Time;
class CalendarWrapper;

class LocaleDataWrapper
{
	static ::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > xInstalledLocales;
	static ::com::sun::star::uno::Sequence< sal_uInt16 > xInstalledLanguageTypes;

	::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > xSMgr;
	::com::sun::star::uno::Reference< ::com::sun::star::i18n::XLocaleData >	xLD;
	::com::sun::star::lang::Locale			aLocale;
	::com::sun::star::i18n::LocaleDataItem	aLocaleDataItem;
	::com::sun::star::uno::Sequence< ::rtl::OUString >	aReservedWordSeq;
	// cached items
	String						aLocaleItem[::com::sun::star::i18n::LocaleItem::COUNT];
	String						aReservedWord[::com::sun::star::i18n::reservedWords::COUNT];
	String						aCurrSymbol;
	String						aCurrBankSymbol;
	int							nDateFormat;
	int							nLongDateFormat;
	USHORT						nCurrPositiveFormat;
	USHORT						nCurrNegativeFormat;
	USHORT						nCurrDigits;
	BOOL						bLocaleDataItemValid;
	BOOL						bReservedWordValid;
    mutable ::utl::ReadWriteMutex   aMutex;

	// dummies, to be implemented or provided by XML locale data
	sal_Unicode					cCurrZeroChar;


								// not implemented, prevent usage
								LocaleDataWrapper( const LocaleDataWrapper& );
			LocaleDataWrapper&	operator=( const LocaleDataWrapper& );

								// whenever Locale changes
			void				invalidateData();

			void				getOneLocaleItemImpl( sal_Int16 nItem );
			const String&		getOneLocaleItem( sal_Int16 nItem ) const;

			void				getOneReservedWordImpl( sal_Int16 nWord );
			const String&		getOneReservedWord( sal_Int16 nWord ) const;

			void				getCurrSymbolsImpl();
			void				getCurrFormatsImpl();

            void                scanCurrFormatImpl( const String& rCode,
									xub_StrLen nStart, xub_StrLen& nSign,
									xub_StrLen& nPar, xub_StrLen& nNum,
									xub_StrLen& nBlank, xub_StrLen& nSym );

			void				getDateFormatsImpl();
            DateFormat          scanDateFormatImpl( const String& rCode );


			sal_Unicode*		ImplAddFormatNum( sal_Unicode* pBuf,
                                    long nNumber, USHORT nDecimals,
                                    BOOL bUseThousandSep, BOOL bTrailingZeros ) const;

public:
								LocaleDataWrapper(
									const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory > & xSF,
									const ::com::sun::star::lang::Locale& rLocale
									);

								~LocaleDataWrapper();

	/// set a new Locale to request
			void				setLocale( const ::com::sun::star::lang::Locale& rLocale );

	/// get current requested Locale
    const ::com::sun::star::lang::Locale& getLocale() const;

	/// get current loaded Locale, which might differ from the requested Locale
	::com::sun::star::lang::Locale getLoadedLocale() const;


	// Wrapper implementations of class LocaleData

    ::com::sun::star::i18n::LanguageCountryInfo getLanguageCountryInfo() const;
    ::com::sun::star::i18n::LocaleDataItem getLocaleItem() const;
    ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Calendar > getAllCalendars() const;
    ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Currency > getAllCurrencies() const;
    ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::FormatElement > getAllFormats() const;
    ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Implementation > getCollatorImplementations() const;
    ::com::sun::star::uno::Sequence< ::rtl::OUString > getTransliterations() const;
	::com::sun::star::i18n::ForbiddenCharacters getForbiddenCharacters() const;
	::com::sun::star::uno::Sequence< ::rtl::OUString > getReservedWord() const;
	::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > getAllInstalledLocaleNames() const;

	/// same as the wrapper implementation but static
	static ::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > getInstalledLocaleNames();

	/** Get LanguageTypes for all installed locales which are unambiguous
		convertible back and forth between locale ISO strings and MS-LCID
		LanguageType. Upon the first time the function is called in a
		non-PRODUCT version debug messages are shown for locales not matching,
		excluding already known problems.
		(e.g. used in number formatter dialog init)
	 */
	static ::com::sun::star::uno::Sequence< sal_uInt16 > getInstalledLanguageTypes();

	/// maps the LocaleData string to the International enum
			MeasurementSystem	mapMeasurementStringToEnum( const String& rMS ) const;


	// Functionality of class International methods, LocaleItem

	inline	const String&		getDateSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::DATE_SEPARATOR ); }
	inline	const String&		getNumThousandSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::THOUSAND_SEPARATOR ); }
	inline	const String&		getNumDecimalSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::DECIMAL_SEPARATOR ); }
	inline	const String&		getTimeSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::TIME_SEPARATOR ); }
	inline	const String&		getTime100SecSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::TIME_100SEC_SEPARATOR ); }
	inline	const String&		getListSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::LIST_SEPARATOR ); }
	inline	const String&		getQuotationMarkStart() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::SINGLE_QUOTATION_START ); }
	inline	const String&		getQuotationMarkEnd() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::SINGLE_QUOTATION_END ); }
	inline	const String&		getDoubleQuotationMarkStart() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::DOUBLE_QUOTATION_START ); }
	inline	const String&		getDoubleQuotationMarkEnd() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::DOUBLE_QUOTATION_END ); }
	inline	const String&		getMeasurementSystem() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::MEASUREMENT_SYSTEM ); }
	inline	MeasurementSystem	getMeasurementSystemEnum() const
									{ return mapMeasurementStringToEnum( getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::MEASUREMENT_SYSTEM ) ); }
	inline	const String&		getTimeAM() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::TIME_AM ); }
	inline	const String&		getTimePM() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::TIME_PM ); }
	inline	const String&		getLongDateDayOfWeekSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::LONG_DATE_DAY_OF_WEEK_SEPARATOR ); }
	inline	const String&		getLongDateDaySep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::LONG_DATE_DAY_SEPARATOR ); }
	inline	const String&		getLongDateMonthSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::LONG_DATE_MONTH_SEPARATOR ); }
	inline	const String&		getLongDateYearSep() const
									{ return getOneLocaleItem( ::com::sun::star::i18n::LocaleItem::LONG_DATE_YEAR_SEPARATOR ); }

	// currency
			const String&		getCurrSymbol() const;
			const String&		getCurrBankSymbol() const;
			USHORT				getCurrPositiveFormat() const;
			USHORT				getCurrNegativeFormat() const;
			USHORT				getCurrDigits() const;

    // simple date and time formatting
			DateFormat			getDateFormat() const;
			DateFormat			getLongDateFormat() const;
                                /// only numerical values of Gregorian calendar
			String				getDate( const Date& rDate ) const;
			String				getTime( const Time& rTime, BOOL bSec = TRUE,
									BOOL b100Sec = FALSE ) const;
            String              getDuration( const Time& rTime,
                                    BOOL bSec = TRUE, BOOL b100Sec = FALSE ) const;

                                /** The CalendarWrapper already <b>MUST</b>
                                    have loaded a calendar.
                                    @param nDisplayDayOfWeek
                                        0 := abbreviated name
                                        1 := full name
                                    @param bDayOfMonthWithLeadingZero
                                        <FALSE/> := without leading zero
                                        <TRUE/>  := with leading zero if <10
                                    @param nDisplayMonth
                                        0 := abbreviated name
                                        1 := full name
                                    @param bTwoDigitYear
                                        <FALSE/> := full year
                                        <TRUE/>  := year % 100
                                 */
            String              getLongDate( const Date& rDate,
                                    CalendarWrapper& rCal,
                                    sal_Int16 nDisplayDayOfWeek = 1,
                                    sal_Bool bDayOfMonthWithLeadingZero = sal_False,
                                    sal_Int16 nDisplayMonth = 1,
                                    sal_Bool bTwoDigitYear = sal_False
                                    ) const;

#if SUPD >= 638
                                /** Simple number formatting
                                    @param nNumber
                                        value * 10**nDecimals
                                    @param bTrailingZeros
                                    </TRUE>  := always display trailing zeros in
                                        decimal places, even if integer value.
                                    </FALSE> := trailing zeros are only displayed
                                        if the value is not an integer value.
                                 */
            String              getNum( long nNumber, USHORT nDecimals,
                                    BOOL bUseThousandSep = TRUE,
                                    BOOL bTrailingZeros = TRUE ) const;
#else
            String              getNum( long nNumber, USHORT nDecimals,
                                    BOOL bUseThousandSep = TRUE ) const;
            String              getNum( long nNumber, USHORT nDecimals,
                                    BOOL bUseThousandSep,
                                    BOOL bTrailingZeros ) const;
#endif

                                /// "Secure" currency formatted string.
            String              getCurr( long nNumber, USHORT nDecimals,
                                    const String& rCurrencySymbol,
                                    BOOL bUseThousandSep = TRUE ) const;
                                /** Default currency formatted string, use with
                                    care as default currency may change in any
                                    locale, for example, DEM -> EUR */
            String              getCurr( long nNumber, USHORT nDecimals,
                                        BOOL bUseThousandSep = TRUE ) const
                                    { return getCurr( nNumber, nDecimals,
                                        getCurrSymbol(), bUseThousandSep ); }

    // dummy returns, to be implemented
	inline	sal_Unicode			getCurrZeroChar() const
									{ return cCurrZeroChar; }
    inline  BOOL                isNumLeadingZero() const
                                    { return TRUE; }
                                /// standard decimal places
    inline  USHORT              getNumDigits() const
                                    { return 2; }
    inline  BOOL                isNumTrailingZeros() const
                                    { return TRUE; }


	// reserved words

	inline	const String&		getTrueWord() const
									{ return getOneReservedWord( ::com::sun::star::i18n::reservedWords::TRUE_WORD ); }
	inline	const String&		getFalseWord() const
									{ return getOneReservedWord( ::com::sun::star::i18n::reservedWords::FALSE_WORD ); }
    /// return a quarter string matching nQuarter (0..3) => "1st quarter" .. "4th quarter"
    inline  const String&       getQuarterWord( sal_Int16 nQuarter ) const
                                    { return getOneReservedWord( ::com::sun::star::i18n::reservedWords::QUARTER1_WORD + nQuarter ); }
	inline	const String&		getAboveWord() const
									{ return getOneReservedWord( ::com::sun::star::i18n::reservedWords::ABOVE_WORD ); }
	inline	const String&		getBelowWord() const
									{ return getOneReservedWord( ::com::sun::star::i18n::reservedWords::BELOW_WORD ); }

#ifndef PRODUCT
			ByteString&			AppendLocaleInfo( ByteString& rDebugMsg ) const;
#endif

};


#endif // _UNOTOOLS_LOCALEDATAWRAPPER_HXX
