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00020 #ifndef BRKITER_H
00021 #define BRKITER_H
00022
00023 #include "unicode/utypes.h"
00024
00030 #if UCONFIG_NO_BREAK_ITERATION
00031
00032 U_NAMESPACE_BEGIN
00033
00034
00035
00036
00037
00038 class BreakIterator;
00039
00040 U_NAMESPACE_END
00041
00042 #else
00043
00044 #include "unicode/uobject.h"
00045 #include "unicode/unistr.h"
00046 #include "unicode/chariter.h"
00047 #include "unicode/locid.h"
00048 #include "unicode/ubrk.h"
00049 #include "unicode/strenum.h"
00050 #include "unicode/utext.h"
00051
00052 U_NAMESPACE_BEGIN
00053
00054 #if !UCONFIG_NO_SERVICE
00055
00059 typedef const void* URegistryKey;
00060 #endif
00061
00211 class U_COMMON_API BreakIterator : public UObject {
00212 public:
00217 virtual ~BreakIterator();
00218
00232 virtual UBool operator==(const BreakIterator&) const = 0;
00233
00240 UBool operator!=(const BreakIterator& rhs) const { return !operator==(rhs); }
00241
00247 virtual BreakIterator* clone(void) const = 0;
00248
00254 virtual UClassID getDynamicClassID(void) const = 0;
00255
00262 virtual const CharacterIterator& getText(void) const = 0;
00263
00264
00279 virtual UText *getUText(UText *fillIn, UErrorCode &status) const = 0;
00280
00287 virtual void setText(const UnicodeString &text) = 0;
00288
00302 virtual void setText(UText *text, UErrorCode &status) = 0;
00303
00310 virtual void adoptText(CharacterIterator* it) = 0;
00311
00312 enum {
00318 DONE = (int32_t)-1
00319 };
00320
00325 virtual int32_t first(void) = 0;
00326
00331 virtual int32_t last(void) = 0;
00332
00339 virtual int32_t previous(void) = 0;
00340
00347 virtual int32_t next(void) = 0;
00348
00354 virtual int32_t current(void) const = 0;
00355
00364 virtual int32_t following(int32_t offset) = 0;
00365
00374 virtual int32_t preceding(int32_t offset) = 0;
00375
00384 virtual UBool isBoundary(int32_t offset) = 0;
00385
00395 virtual int32_t next(int32_t n) = 0;
00396
00416 static BreakIterator* U_EXPORT2
00417 createWordInstance(const Locale& where, UErrorCode& status);
00418
00440 static BreakIterator* U_EXPORT2
00441 createLineInstance(const Locale& where, UErrorCode& status);
00442
00462 static BreakIterator* U_EXPORT2
00463 createCharacterInstance(const Locale& where, UErrorCode& status);
00464
00483 static BreakIterator* U_EXPORT2
00484 createSentenceInstance(const Locale& where, UErrorCode& status);
00485
00508 static BreakIterator* U_EXPORT2
00509 createTitleInstance(const Locale& where, UErrorCode& status);
00510
00520 static const Locale* U_EXPORT2 getAvailableLocales(int32_t& count);
00521
00531 static UnicodeString& U_EXPORT2 getDisplayName(const Locale& objectLocale,
00532 const Locale& displayLocale,
00533 UnicodeString& name);
00534
00543 static UnicodeString& U_EXPORT2 getDisplayName(const Locale& objectLocale,
00544 UnicodeString& name);
00545
00563 virtual BreakIterator * createBufferClone(void *stackBuffer,
00564 int32_t &BufferSize,
00565 UErrorCode &status) = 0;
00566
00573 inline UBool isBufferClone(void);
00574
00575 #if !UCONFIG_NO_SERVICE
00576
00588 static URegistryKey U_EXPORT2 registerInstance(BreakIterator* toAdopt,
00589 const Locale& locale,
00590 UBreakIteratorType kind,
00591 UErrorCode& status);
00592
00602 static UBool U_EXPORT2 unregister(URegistryKey key, UErrorCode& status);
00603
00610 static StringEnumeration* U_EXPORT2 getAvailableLocales(void);
00611 #endif
00612
00618 Locale getLocale(ULocDataLocaleType type, UErrorCode& status) const;
00619
00626 const char *getLocaleID(ULocDataLocaleType type, UErrorCode& status) const;
00627
00628 private:
00629 static BreakIterator* buildInstance(const Locale& loc, const char *type, UBool dict, UErrorCode& status);
00630 static BreakIterator* createInstance(const Locale& loc, UBreakIteratorType kind, UErrorCode& status);
00631 static BreakIterator* makeInstance(const Locale& loc, int32_t kind, UErrorCode& status);
00632
00633 friend class ICUBreakIteratorFactory;
00634 friend class ICUBreakIteratorService;
00635
00636 protected:
00638 BreakIterator();
00640 UBool fBufferClone;
00642 BreakIterator (const BreakIterator &other) : UObject(other), fBufferClone(FALSE) {}
00643
00644 private:
00645
00647 char actualLocale[ULOC_FULLNAME_CAPACITY];
00648 char validLocale[ULOC_FULLNAME_CAPACITY];
00649
00654 BreakIterator& operator=(const BreakIterator&);
00655 };
00656
00657 inline UBool BreakIterator::isBufferClone()
00658 {
00659 return fBufferClone;
00660 }
00661
00662 U_NAMESPACE_END
00663
00664 #endif
00665
00666 #endif // _BRKITER
00667
00668