haiku/headers/os/locale/Locale.h

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/*
* Copyright 2003-2010, Haiku, Inc.
* Distributed under the terms of the MIT License.
*/
#ifndef _B_LOCALE_H_
#define _B_LOCALE_H_
#include <Collator.h>
#include <FormattingConventions.h>
#include <Language.h>
#include <Locker.h>
namespace icu_44 {
class DateFormat;
}
class BCatalog;
class BString;
class BTimeZone;
typedef enum {
B_DATE_ELEMENT_INVALID = B_BAD_DATA,
B_DATE_ELEMENT_YEAR = 0,
B_DATE_ELEMENT_MONTH,
B_DATE_ELEMENT_DAY,
B_DATE_ELEMENT_AM_PM,
B_DATE_ELEMENT_HOUR,
B_DATE_ELEMENT_MINUTE,
B_DATE_ELEMENT_SECOND
} BDateElement;
typedef enum {
B_NUMBER_ELEMENT_INVALID = B_BAD_DATA,
B_NUMBER_ELEMENT_INTEGER = 0,
B_NUMBER_ELEMENT_FRACTIONAL,
B_NUMBER_ELEMENT_CURRENCY
} BNumberElement;
class BLocale {
public:
BLocale(const BLanguage* language = NULL,
const BFormattingConventions* conventions
= NULL);
BLocale(const BLocale& other);
~BLocale();
static const BLocale* Default();
BLocale& operator=(const BLocale& other);
status_t GetCollator(BCollator* collator) const;
status_t GetLanguage(BLanguage* language) const;
status_t GetFormattingConventions(
BFormattingConventions* conventions) const;
void SetFormattingConventions(
const BFormattingConventions& conventions);
void SetCollator(const BCollator& newCollator);
void SetLanguage(const BLanguage& newLanguage);
// see definitions in LocaleStrings.h
const char* GetString(uint32 id) const;
void FormatString(char* target, size_t maxSize,
char* fmt, ...) const;
void FormatString(BString* buffer, char* fmt,
...) const;
// DateTime
// TODO: drop some of these once BDateTimeFormat
// has been implemented!
ssize_t FormatDateTime(char* target, size_t maxSize,
time_t time, BDateFormatStyle dateStyle,
BTimeFormatStyle timeStyle) const;
status_t FormatDateTime(BString* buffer, time_t time,
BDateFormatStyle dateStyle,
BTimeFormatStyle timeStyle,
const BTimeZone* timeZone = NULL) const;
// Date
// TODO: drop some of these once BDateFormat
// has been implemented!
ssize_t FormatDate(char* string, size_t maxSize,
time_t time, BDateFormatStyle style) const;
status_t FormatDate(BString* string, time_t time,
BDateFormatStyle style,
const BTimeZone* timeZone = NULL) const;
status_t FormatDate(BString* string,
int*& fieldPositions, int& fieldCount,
time_t time, BDateFormatStyle style) const;
status_t GetDateFields(BDateElement*& fields,
int& fieldCount, BDateFormatStyle style
) const;
int StartOfWeek() const;
// Time
// TODO: drop some of these once BTimeFormat
// has been implemented!
ssize_t FormatTime(char* string, size_t maxSize,
time_t time, BTimeFormatStyle style) const;
status_t FormatTime(BString* string, time_t time,
BTimeFormatStyle style,
const BTimeZone* timeZone = NULL) const;
status_t FormatTime(BString* string,
int*& fieldPositions, int& fieldCount,
time_t time, BTimeFormatStyle style) const;
status_t GetTimeFields(BDateElement*& fields,
int& fieldCount, BTimeFormatStyle style
) const;
// numbers
ssize_t FormatNumber(char* string, size_t maxSize,
double value) const;
status_t FormatNumber(BString* string,
double value) const;
ssize_t FormatNumber(char* string, size_t maxSize,
int32 value) const;
status_t FormatNumber(BString* string,
int32 value) const;
// monetary
ssize_t FormatMonetary(char* string, size_t maxSize,
double value) const;
status_t FormatMonetary(BString* string,
double value) const;
// Collator short-hands
int StringCompare(const char* s1,
const char* s2) const;
int StringCompare(const BString* s1,
const BString* s2) const;
void GetSortKey(const char* string,
BString* sortKey) const;
private:
icu_44::DateFormat* _CreateDateFormatter(
const BString& format) const;
icu_44::DateFormat* _CreateTimeFormatter(
const BString& format) const;
mutable BLocker fLock;
BCollator fCollator;
BFormattingConventions fConventions;
BLanguage fLanguage;
};
//--- collator short-hands inlines ---
// #pragma mark -
inline int
BLocale::StringCompare(const char* s1, const char* s2) const
{
return fCollator.Compare(s1, s2);
}
inline int
BLocale::StringCompare(const BString* s1, const BString* s2) const
{
return fCollator.Compare(s1->String(), s2->String());
}
inline void
BLocale::GetSortKey(const char* string, BString* sortKey) const
{
fCollator.GetSortKey(string, sortKey);
}
#endif /* _B_LOCALE_H_ */