haiku/headers/os/locale/Collator.h
Adrien Destugues 2b204c565c Remove deprecated BCollatorAddOn and implementations.
Leftover from initial import of the locale kit from OpenTracker. We are
now using ICU for this, so specific add-ons for each language are not
needed.
2017-05-29 08:52:44 +02:00

102 lines
2.1 KiB
C++

/*
* Copyright 2003-2017, Haiku, Inc.
* Distributed under the terms of the MIT Licence.
*/
#ifndef _COLLATOR_H_
#define _COLLATOR_H_
#include <Archivable.h>
#include <SupportDefs.h>
#ifndef U_ICU_NAMESPACE
#define U_ICU_NAMESPACE icu
#endif
namespace U_ICU_NAMESPACE {
class Collator;
};
class BString;
enum collator_strengths {
B_COLLATE_DEFAULT = -1,
B_COLLATE_PRIMARY = 1, // e.g.: no diacritical differences, e = é
B_COLLATE_SECONDARY, // diacritics are different from their base
// characters, a != ä
B_COLLATE_TERTIARY, // case sensitive comparison
B_COLLATE_QUATERNARY,
B_COLLATE_IDENTICAL = 127 // Unicode value
};
class BCollator : public BArchivable {
public:
BCollator();
BCollator(const char* locale,
int8 strength = B_COLLATE_PRIMARY,
bool ignorePunctuation = false);
BCollator(BMessage* archive);
BCollator(const BCollator& other);
~BCollator();
BCollator& operator=(const BCollator& source);
status_t SetStrength(int8 strength) const;
void SetIgnorePunctuation(bool ignore);
bool IgnorePunctuation() const;
status_t SetNumericSorting(bool enable);
status_t GetSortKey(const char* string, BString* key)
const;
int Compare(const char* s1, const char* s2)
const;
bool Equal(const char* s1, const char* s2)
const;
bool Greater(const char* s1, const char* s2)
const;
bool GreaterOrEqual(const char* s1, const char* s2)
const;
// (un-)archiving API
status_t Archive(BMessage* archive, bool deep) const;
static BArchivable* Instantiate(BMessage* archive);
private:
mutable U_ICU_NAMESPACE::Collator* fICUCollator;
bool fIgnorePunctuation;
};
inline bool
BCollator::Equal(const char *s1, const char *s2) const
{
return Compare(s1, s2) == 0;
}
inline bool
BCollator::Greater(const char *s1, const char *s2) const
{
return Compare(s1, s2) > 0;
}
inline bool
BCollator::GreaterOrEqual(const char *s1, const char *s2) const
{
return Compare(s1, s2) >= 0;
}
#endif /* _COLLATOR_H_ */