haiku/headers/os/locale/DateFormat.h
Akshay Agarwal 42745b94f8 BDateFormat: Properly map day values to ICU day-of-week.
Signed-off-by: Adrien Destugues <pulkomandy@pulkomandy.tk>
2017-09-16 17:42:54 +02:00

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2.4 KiB
C++

/*
* Copyright 2010-2014, Haiku, Inc.
* Distributed under the terms of the MIT Licence.
*/
#ifndef _B_DATE_FORMAT_H_
#define _B_DATE_FORMAT_H_
#include <DateTime.h>
#include <DateTimeFormat.h>
#include <Format.h>
#include <FormattingConventions.h>
#include <Language.h>
#include <Locker.h>
#ifndef U_ICU_NAMESPACE
#define U_ICU_NAMESPACE icu
#endif
namespace U_ICU_NAMESPACE {
class DateFormat;
}
class BString;
class BTimeZone;
enum BWeekday {
B_WEEKDAY_MONDAY = 1,
B_WEEKDAY_TUESDAY,
B_WEEKDAY_WEDNESDAY,
B_WEEKDAY_THURSDAY,
B_WEEKDAY_FRIDAY,
B_WEEKDAY_SATURDAY,
B_WEEKDAY_SUNDAY,
};
class BDateFormat: public BFormat {
public:
BDateFormat(const BLocale* locale = NULL);
BDateFormat(const BLanguage& language,
const BFormattingConventions& format);
BDateFormat(const BDateFormat &other);
virtual ~BDateFormat();
status_t GetDateFormat(BDateFormatStyle style,
BString& outFormat) const;
void SetDateFormat(BDateFormatStyle style,
const BString& format);
// formatting
ssize_t Format(char* string, const size_t maxSize,
const time_t time,
const BDateFormatStyle style) const;
status_t Format(BString& string, const time_t time,
const BDateFormatStyle style,
const BTimeZone* timeZone = NULL) const;
status_t Format(BString& string, const BDate& time,
const BDateFormatStyle style,
const BTimeZone* timeZone = NULL) const;
status_t Format(BString& string,
int*& fieldPositions, int& fieldCount,
const time_t time,
const BDateFormatStyle style) const;
status_t GetFields(BDateElement*& fields,
int& fieldCount, BDateFormatStyle style
) const;
status_t GetStartOfWeek(BWeekday* weekday) const;
status_t GetMonthName(int month, BString& outName,
const BDateFormatStyle style
= B_FULL_DATE_FORMAT) const;
status_t GetDayName(int day, BString& outName,
const BDateFormatStyle style
= B_FULL_DATE_FORMAT) const;
// parsing
status_t Parse(BString source, BDateFormatStyle style,
BDate& output);
private:
int _ConvertDayNumberToICU(int day) const;
U_ICU_NAMESPACE::DateFormat* _CreateDateFormatter(
const BDateFormatStyle style) const;
};
inline int
BDateFormat::_ConvertDayNumberToICU(int day) const
{
return day == 7 ? 1 : day + 1;
}
#endif // _B_DATE_FORMAT_H_