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00020 #ifndef BRKITER_H
00021 #define BRKITER_H
00022
00023 #include "unicode/utypes.h"
00024
00025 #if UCONFIG_NO_BREAK_ITERATION
00026
00027 U_NAMESPACE_BEGIN
00028
00029
00030
00031
00032
00033 class BreakIterator;
00034
00035 U_NAMESPACE_END
00036
00037 #else
00038
00039 #include "unicode/uobject.h"
00040 #include "unicode/unistr.h"
00041 #include "unicode/chariter.h"
00042 #include "unicode/locid.h"
00043 #include "unicode/ubrk.h"
00044 #include "unicode/strenum.h"
00045
00046 U_NAMESPACE_BEGIN
00047
00048 typedef const void* URegistryKey;
00049
00199 class U_COMMON_API BreakIterator : public UObject {
00200 public:
00205 virtual ~BreakIterator();
00206
00220 virtual UBool operator==(const BreakIterator&) const = 0;
00221
00228 UBool operator!=(const BreakIterator& rhs) const { return !operator==(rhs); }
00229
00235 virtual BreakIterator* clone(void) const = 0;
00236
00242 virtual UClassID getDynamicClassID(void) const = 0;
00243
00250 virtual const CharacterIterator& getText(void) const = 0;
00251
00258 virtual void setText(const UnicodeString &text) = 0;
00259
00266 virtual void adoptText(CharacterIterator* it) = 0;
00267
00273 #ifdef U_CYGWIN
00274 U_COMMON_API static const int32_t DONE;
00275 #else
00276 static const int32_t DONE;
00277 #endif
00278
00283 virtual int32_t first(void) = 0;
00284
00289 virtual int32_t last(void) = 0;
00290
00297 virtual int32_t previous(void) = 0;
00298
00305 virtual int32_t next(void) = 0;
00306
00312 virtual int32_t current(void) const = 0;
00313
00322 virtual int32_t following(int32_t offset) = 0;
00323
00332 virtual int32_t preceding(int32_t offset) = 0;
00333
00342 virtual UBool isBoundary(int32_t offset) = 0;
00343
00353 virtual int32_t next(int32_t n) = 0;
00354
00374 static BreakIterator* createWordInstance(const Locale& where,
00375 UErrorCode& status);
00376
00398 static BreakIterator* createLineInstance(const Locale& where,
00399 UErrorCode& status);
00400
00420 static BreakIterator* createCharacterInstance(const Locale& where,
00421 UErrorCode& status);
00422
00441 static BreakIterator* createSentenceInstance(const Locale& where,
00442 UErrorCode& status);
00443
00466 static BreakIterator* createTitleInstance(const Locale& where,
00467 UErrorCode& status);
00468
00477 static const Locale* getAvailableLocales(int32_t& count);
00478
00488 static UnicodeString& getDisplayName(const Locale& objectLocale,
00489 const Locale& displayLocale,
00490 UnicodeString& name);
00491
00500 static UnicodeString& getDisplayName(const Locale& objectLocale,
00501 UnicodeString& name);
00502
00520 virtual BreakIterator * createBufferClone(void *stackBuffer,
00521 int32_t &BufferSize,
00522 UErrorCode &status) = 0;
00523
00530 inline UBool isBufferClone(void);
00531
00544 static URegistryKey registerInstance(BreakIterator* toAdopt, const Locale& locale, UBreakIteratorType kind, UErrorCode& status);
00545
00555 static UBool unregister(URegistryKey key, UErrorCode& status);
00556
00563 static StringEnumeration* getAvailableLocales(void);
00564
00570 virtual Locale getLocale(ULocDataLocaleType type, UErrorCode& status) const;
00571
00578 virtual const char *getLocaleInternal(ULocDataLocaleType type, UErrorCode& status) const;
00579 private:
00580 static BreakIterator* makeCharacterInstance(const Locale& loc, UErrorCode& status);
00581 static BreakIterator* makeWordInstance(const Locale& loc, UErrorCode& status);
00582 static BreakIterator* makeLineInstance(const Locale& loc, UErrorCode& status);
00583 static BreakIterator* makeSentenceInstance(const Locale& loc, UErrorCode& status);
00584 static BreakIterator* makeTitleInstance(const Locale& loc, UErrorCode& status);
00585
00586 static BreakIterator* createInstance(const Locale& loc, UBreakIteratorType kind, UErrorCode& status);
00587 static BreakIterator* makeInstance(const Locale& loc, int32_t kind, UErrorCode& status);
00588
00589 friend class ICUBreakIteratorFactory;
00590 friend class ICUBreakIteratorService;
00591
00592 protected:
00594 BreakIterator();
00596 UBool fBufferClone;
00598 BreakIterator (const BreakIterator &other) : UObject(other), fBufferClone(FALSE) {}
00599
00601 char actualLocale[50];
00602 char validLocale[50];
00603 private:
00608 BreakIterator& operator=(const BreakIterator&) { return *this; }
00609 };
00610
00611 inline UBool BreakIterator::isBufferClone()
00612 {
00613 return fBufferClone;
00614 }
00615
00616 U_NAMESPACE_END
00617
00618 #endif
00619
00620 #endif // _BRKITER
00621
00622