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brkiter.h

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00001 /*
00002 *****************************************************************************************
00003 *   Copyright (C) 1997-2000, International Business Machines
00004 *   Corporation and others.  All Rights Reserved.
00005 *****************************************************************************************
00006 *
00007 * File BRKITER.H
00008 *
00009 * Modification History:
00010 *
00011 *   Date        Name        Description
00012 *   02/18/97    aliu        Added typedef for TextCount.  Made DONE const.
00013 *   05/07/97    aliu        Fixed DLL declaration.
00014 *   07/09/97    jfitz       Renamed BreakIterator and interface synced with JDK
00015 *   08/11/98    helena      Sync-up JDK1.2.
00016 *   01/13/2000  helena      Added UErrorCode parameter to createXXXInstance methods.
00017 *****************************************************************************************
00018 */
00019 
00020 #ifndef BRKITER_H
00021 #define BRKITER_H
00022 
00023 
00024 #include "unicode/unistr.h"
00025 #include "unicode/chariter.h"
00026 #include "unicode/locid.h"
00027 
00028 
00029 //class Locale;
00030 
00180 class U_I18N_API BreakIterator {
00181 public:
00182     virtual ~BreakIterator();
00183 
00197     virtual UBool operator==(const BreakIterator&) const = 0;
00198 
00203     UBool operator!=(const BreakIterator& rhs) const { return !operator==(rhs); }
00204 
00210     virtual BreakIterator* clone(void) const = 0;
00211 
00217     virtual UClassID getDynamicClassID(void) const = 0;
00218 
00223     virtual const CharacterIterator& getText(void) const = 0;
00224 
00229     virtual CharacterIterator* createText(void) const = 0;
00230 
00236     virtual void  setText(const UnicodeString* it) = 0;
00237 
00243     virtual void  setText(const UnicodeString &text) = 0;
00244 
00250     virtual void  adoptText(CharacterIterator* it) = 0;
00251 
00257     static const UTextOffset DONE;
00258 
00263     virtual UTextOffset first(void) = 0;
00264 
00269     virtual UTextOffset last(void) = 0;
00270 
00277     virtual UTextOffset previous(void) = 0;
00278 
00285     virtual UTextOffset next(void) = 0;
00286 
00293     virtual UTextOffset current(void) const = 0;
00294 
00303     virtual UTextOffset following(UTextOffset offset) = 0;
00304 
00313     virtual UTextOffset preceding(UTextOffset offset) = 0;
00314  
00321     virtual UBool isBoundary(UTextOffset offset) = 0;
00322 
00332     virtual UTextOffset next(int32_t n) = 0;
00333 
00353     static BreakIterator* createWordInstance(const Locale& where, 
00354                                                    UErrorCode& status);
00355 
00376     static BreakIterator* createLineInstance(const Locale& where, 
00377                                                    UErrorCode& status);
00378 
00397     static BreakIterator* createCharacterInstance(const Locale& where, 
00398                                                         UErrorCode& status);
00399 
00417     static BreakIterator* createSentenceInstance(const Locale& where, 
00418                                                        UErrorCode& status);
00419 
00426     static const Locale* getAvailableLocales(int32_t& count);
00427 
00437     static UnicodeString& getDisplayName(const Locale& objectLocale,
00438                                          const Locale& displayLocale,
00439                                          UnicodeString& name);
00440 
00449     static UnicodeString& getDisplayName(const Locale& objectLocale,
00450                                          UnicodeString& name);
00451 
00452 
00453 
00454 protected:
00455     BreakIterator();
00456 
00457 private:
00462     BreakIterator& operator=(const BreakIterator&) { return *this; }
00463     BreakIterator (const BreakIterator&) {}
00464 };
00465 
00466 #endif // _BRKITER
00467 //eof

Generated at Fri Dec 15 12:12:30 2000 for ICU 1.7 by doxygen1.2.3 written by Dimitri van Heesch, © 1997-2000