haiku/headers/os/locale/DateFormat.h
Adrien Destugues f188c1defa BDateFormat: improve API
* Use a reference rather than a pointer for the output string, removing
the need for NULL checks (which were missing, anyway)
* Adjust callers to that change
* Add new Format variant taking a BDate argument
2014-09-30 09:47:02 +02:00

75 lines
1.7 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 <FormattingConventions.h>
#include <Language.h>
#include <Locker.h>
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:
BDateFormat(const BLanguage* const,
const BFormattingConventions* const);
BDateFormat(const BDateFormat &other);
virtual ~BDateFormat();
static const BDateFormat* Default();
// 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;
// TODO parsing
private:
icu::DateFormat* _CreateDateFormatter(
const BString& format) const;
mutable BLocker fLock;
BFormattingConventions fConventions;
BLanguage fLanguage;
};
#endif // _B_DATE_FORMAT_H_