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ðŸ“„ alphaindex.h(26.54 KB)
ðŸ“„ appendable.h(8.54 KB)
ðŸ“„ basictz.h(9.99 KB)
ðŸ“„ brkiter.h(27.83 KB)
ðŸ“„ bytestream.h(10.75 KB)
ðŸ“„ bytestrie.h(20.8 KB)
ðŸ“„ bytestriebuilder.h(7.48 KB)
ðŸ“„ calendar.h(107.68 KB)
ðŸ“„ caniter.h(7.53 KB)
ðŸ“„ casemap.h(25.42 KB)
ðŸ“„ char16ptr.h(7.22 KB)
ðŸ“„ chariter.h(23.79 KB)
ðŸ“„ choicfmt.h(23.99 KB)
ðŸ“„ coleitr.h(13.77 KB)
ðŸ“„ coll.h(56.28 KB)
ðŸ“„ compactdecimalformat.h(6.88 KB)
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ðŸ“„ datefmt.h(40.7 KB)
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ðŸ“„ decimfmt.h(87.46 KB)
ðŸ“„ displayoptions.h(7.08 KB)
ðŸ“„ docmain.h(7.46 KB)
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ðŸ“„ dtitvfmt.h(48.87 KB)
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ðŸ“„ edits.h(20.73 KB)
ðŸ“„ enumset.h(2.08 KB)
ðŸ“„ errorcode.h(4.84 KB)
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ðŸ“„ fmtable.h(24.36 KB)
ðŸ“„ format.h(12.5 KB)
ðŸ“„ formattednumber.h(6.28 KB)
ðŸ“„ formattedvalue.h(9.75 KB)
ðŸ“„ fpositer.h(3.03 KB)
ðŸ“„ gender.h(3.35 KB)
ðŸ“„ gregocal.h(30.3 KB)
ðŸ“„ icudataver.h(1.02 KB)
ðŸ“„ icuplug.h(12.1 KB)
ðŸ“„ idna.h(12.71 KB)
ðŸ“„ listformatter.h(8.59 KB)
ðŸ“„ localebuilder.h(11.08 KB)
ðŸ“„ localematcher.h(26.86 KB)
ðŸ“„ localpointer.h(19.55 KB)
ðŸ“„ locdspnm.h(7.12 KB)
ðŸ“„ locid.h(48.31 KB)
ðŸ“„ measfmt.h(11.41 KB)
ðŸ“„ measunit.h(108.23 KB)
ðŸ“„ measure.h(4.68 KB)
ðŸ“„ messageformat2.h(18.13 KB)
ðŸ“„ messageformat2_arguments.h(4.3 KB)
ðŸ“„ messageformat2_data_model.h(123 KB)
ðŸ“„ messageformat2_data_model_names.h(784 B)
ðŸ“„ messageformat2_formattable.h(38.29 KB)
ðŸ“„ messageformat2_function_registry.h(18 KB)
ðŸ“„ messagepattern.h(33.72 KB)
ðŸ“„ msgfmt.h(44.2 KB)
ðŸ“„ normalizer2.h(34.73 KB)
ðŸ“„ normlzr.h(30.79 KB)
ðŸ“„ nounit.h(2.24 KB)
ðŸ“„ numberformatter.h(90.74 KB)
ðŸ“„ numberrangeformatter.h(26.05 KB)
ðŸ“„ numfmt.h(50.16 KB)
ðŸ“„ numsys.h(7.22 KB)
ðŸ“„ parseerr.h(3.08 KB)
ðŸ“„ parsepos.h(5.56 KB)
ðŸ“„ platform.h(26.66 KB)
ðŸ“„ plurfmt.h(25.07 KB)
ðŸ“„ plurrule.h(20.63 KB)
ðŸ“„ ptypes.h(2.16 KB)
ðŸ“„ putil.h(6.32 KB)
ðŸ“„ rbbi.h(32.04 KB)
ðŸ“„ rbnf.h(50.53 KB)
ðŸ“„ rbtz.h(15.75 KB)
ðŸ“„ regex.h(84.45 KB)
ðŸ“„ region.h(9.2 KB)
ðŸ“„ reldatefmt.h(22.36 KB)
ðŸ“„ rep.h(9.38 KB)
ðŸ“„ resbund.h(18.03 KB)
ðŸ“„ schriter.h(6.09 KB)
ðŸ“„ scientificnumberformatter.h(6.44 KB)
ðŸ“„ search.h(22.21 KB)
ðŸ“„ selfmt.h(14.35 KB)
ðŸ“„ simpleformatter.h(12.58 KB)
ðŸ“„ simplenumberformatter.h(9.18 KB)
ðŸ“„ simpletz.h(45.62 KB)
ðŸ“„ smpdtfmt.h(57.06 KB)
ðŸ“„ sortkey.h(11.12 KB)
ðŸ“„ std_string.h(1.05 KB)
ðŸ“„ strenum.h(9.96 KB)
ðŸ“„ stringoptions.h(5.79 KB)
ðŸ“„ stringpiece.h(10.02 KB)
ðŸ“„ stringtriebuilder.h(15.5 KB)
ðŸ“„ stsearch.h(21.43 KB)
ðŸ“„ symtable.h(4.28 KB)
ðŸ“„ tblcoll.h(36.93 KB)
ðŸ“„ timezone.h(45.64 KB)
ðŸ“„ tmunit.h(3.4 KB)
ðŸ“„ tmutamt.h(4.9 KB)
ðŸ“„ tmutfmt.h(7.42 KB)
ðŸ“„ translit.h(65.8 KB)
ðŸ“„ tzfmt.h(42.95 KB)
ðŸ“„ tznames.h(16.85 KB)
ðŸ“„ tzrule.h(34.81 KB)
ðŸ“„ tztrans.h(6.11 KB)
ðŸ“„ ubidi.h(89.61 KB)
ðŸ“„ ubiditransform.h(12.71 KB)
ðŸ“„ ubrk.h(24.43 KB)
ðŸ“„ ucal.h(64.01 KB)
ðŸ“„ ucasemap.h(15.21 KB)
ðŸ“„ ucat.h(5.35 KB)
ðŸ“„ uchar.h(150.13 KB)
ðŸ“„ ucharstrie.h(22.56 KB)
ðŸ“„ ucharstriebuilder.h(7.48 KB)
ðŸ“„ uchriter.h(13.24 KB)
ðŸ“„ uclean.h(11.21 KB)
ðŸ“„ ucnv.h(83.34 KB)
ðŸ“„ ucnv_cb.h(6.58 KB)
ðŸ“„ ucnv_err.h(20.98 KB)
ðŸ“„ ucnvsel.h(6.24 KB)
ðŸ“„ ucol.h(62.7 KB)
ðŸ“„ ucoleitr.h(9.82 KB)
ðŸ“„ uconfig.h(12.56 KB)
ðŸ“„ ucpmap.h(5.54 KB)
ðŸ“„ ucptrie.h(22.51 KB)
ðŸ“„ ucsdet.h(14.69 KB)
ðŸ“„ ucurr.h(16.72 KB)
ðŸ“„ udat.h(62.36 KB)
ðŸ“„ udata.h(15.63 KB)
ðŸ“„ udateintervalformat.h(11.93 KB)
ðŸ“„ udatpg.h(30.13 KB)
ðŸ“„ udisplaycontext.h(5.94 KB)
ðŸ“„ udisplayoptions.h(8.86 KB)
ðŸ“„ uenum.h(7.79 KB)
ðŸ“„ ufieldpositer.h(4.41 KB)
ðŸ“„ uformattable.h(10.97 KB)
ðŸ“„ uformattednumber.h(8.09 KB)
ðŸ“„ uformattedvalue.h(12.25 KB)
ðŸ“„ ugender.h(2.06 KB)
ðŸ“„ uidna.h(33.43 KB)
ðŸ“„ uiter.h(22.75 KB)
ðŸ“„ uldnames.h(10.48 KB)
ðŸ“„ ulistformatter.h(10.78 KB)
ðŸ“„ uloc.h(55.38 KB)
ðŸ“„ ulocale.h(6.35 KB)
ðŸ“„ ulocbuilder.h(16.73 KB)
ðŸ“„ ulocdata.h(11.3 KB)
ðŸ“„ umachine.h(14.59 KB)
ðŸ“„ umisc.h(1.34 KB)
ðŸ“„ umsg.h(24.25 KB)
ðŸ“„ umutablecptrie.h(8.3 KB)
ðŸ“„ unifilt.h(4 KB)
ðŸ“„ unifunct.h(4.05 KB)
ðŸ“„ unimatch.h(6.1 KB)
ðŸ“„ unirepl.h(3.38 KB)
ðŸ“„ uniset.h(66.82 KB)
ðŸ“„ unistr.h(171.33 KB)
ðŸ“„ unorm.h(20.55 KB)
ðŸ“„ unorm2.h(25.71 KB)
ðŸ“„ unum.h(55.16 KB)
ðŸ“„ unumberformatter.h(19.68 KB)
ðŸ“„ unumberoptions.h(5.23 KB)
ðŸ“„ unumberrangeformatter.h(15.35 KB)
ðŸ“„ unumsys.h(7.26 KB)
ðŸ“„ uobject.h(10.66 KB)
ðŸ“„ upluralrules.h(8.79 KB)
ðŸ“„ uregex.h(71.99 KB)
ðŸ“„ uregion.h(9.81 KB)
ðŸ“„ ureldatefmt.h(16.98 KB)
ðŸ“„ urename.h(141.31 KB)
ðŸ“„ urep.h(5.38 KB)
ðŸ“„ ures.h(36.65 KB)
ðŸ“„ uscript.h(27.89 KB)
ðŸ“„ usearch.h(39.21 KB)
ðŸ“„ uset.h(45.56 KB)
ðŸ“„ usetiter.h(9.63 KB)
ðŸ“„ ushape.h(18 KB)
ðŸ“„ usimplenumberformatter.h(7.63 KB)
ðŸ“„ uspoof.h(80.32 KB)
ðŸ“„ usprep.h(8.19 KB)
ðŸ“„ ustdio.h(38.56 KB)
ðŸ“„ ustream.h(1.89 KB)
ðŸ“„ ustring.h(72.13 KB)
ðŸ“„ ustringtrie.h(3.15 KB)
ðŸ“„ utext.h(58.1 KB)
ðŸ“„ utf.h(7.87 KB)
ðŸ“„ utf16.h(23.35 KB)
ðŸ“„ utf32.h(763 B)
ðŸ“„ utf8.h(30.83 KB)
ðŸ“„ utf_old.h(45.8 KB)
ðŸ“„ utmscale.h(13.78 KB)
ðŸ“„ utrace.h(17.18 KB)
ðŸ“„ utrans.h(25.54 KB)
ðŸ“„ utypes.h(33.71 KB)
ðŸ“„ uvernum.h(6.33 KB)
ðŸ“„ uversion.h(5.99 KB)
ðŸ“„ vtzone.h(20.68 KB)

Editing: uchriter.h

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
**********************************************************************
*   Copyright (C) 1998-2005, International Business Machines
*   Corporation and others.  All Rights Reserved.
**********************************************************************
*/

#ifndef UCHRITER_H
#define UCHRITER_H

#include "unicode/utypes.h"

#if U_SHOW_CPLUSPLUS_API

#include "unicode/chariter.h"

/**
 * \file 
 * \brief C++ API: char16_t Character Iterator
 */
 
U_NAMESPACE_BEGIN

/**
 * A concrete subclass of CharacterIterator that iterates over the
 * characters (code units or code points) in a char16_t array.
 * It's possible not only to create an
 * iterator that iterates over an entire char16_t array, but also to
 * create one that iterates over only a subrange of a char16_t array
 * (iterators over different subranges of the same char16_t array don't
 * compare equal).
 * @see CharacterIterator
 * @see ForwardCharacterIterator
 * @stable ICU 2.0
 */
class U_COMMON_API UCharCharacterIterator : public CharacterIterator {
public:
  /**
   * Create an iterator over the char16_t array referred to by "textPtr".
   * The iteration range is 0 to <code>length-1</code>.
   * text is only aliased, not adopted (the
   * destructor will not delete it).
   * @param textPtr The char16_t array to be iterated over
   * @param length The length of the char16_t array
   * @stable ICU 2.0
   */
  UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length);

/**
   * Create an iterator over the char16_t array referred to by "textPtr".
   * The iteration range is 0 to <code>length-1</code>.
   * text is only aliased, not adopted (the
   * destructor will not delete it).
   * The starting
   * position is specified by "position". If "position" is outside the valid
   * iteration range, the behavior of this object is undefined.
   * @param textPtr The char16_t array to be iterated over
   * @param length The length of the char16_t array
   * @param position The starting position of the iteration
   * @stable ICU 2.0
   */
  UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length,
                         int32_t position);

/**
   * Create an iterator over the char16_t array referred to by "textPtr".
   * The iteration range is 0 to <code>end-1</code>.
   * text is only aliased, not adopted (the
   * destructor will not delete it).
   * The starting
   * position is specified by "position". If begin and end do not
   * form a valid iteration range or "position" is outside the valid
   * iteration range, the behavior of this object is undefined.
   * @param textPtr The char16_t array to be iterated over
   * @param length The length of the char16_t array
   * @param textBegin  The begin position of the iteration range
   * @param textEnd    The end position of the iteration range
   * @param position    The starting position of the iteration
   * @stable ICU 2.0
   */
  UCharCharacterIterator(ConstChar16Ptr textPtr, int32_t length,
                         int32_t textBegin,
                         int32_t textEnd,
                         int32_t position);

/**
   * Copy constructor.  The new iterator iterates over the same range
   * of the same string as "that", and its initial position is the
   * same as "that"'s current position.
   * @param that The UCharCharacterIterator to be copied
   * @stable ICU 2.0
   */
  UCharCharacterIterator(const UCharCharacterIterator&  that);

/**
   * Destructor.
   * @stable ICU 2.0
   */
  virtual ~UCharCharacterIterator();

/**
   * Assignment operator.  *this is altered to iterate over the sane
   * range of the same string as "that", and refers to the same
   * character within that string as "that" does.
   * @param that The object to be copied
   * @return the newly created object
   * @stable ICU 2.0
   */
  UCharCharacterIterator&
  operator=(const UCharCharacterIterator&    that);

/**
   * Returns true if the iterators iterate over the same range of the
   * same string and are pointing at the same character.
   * @param that The ForwardCharacterIterator used to be compared for equality
   * @return true if the iterators iterate over the same range of the
   * same string and are pointing at the same character.
   * @stable ICU 2.0
   */
  virtual bool           operator==(const ForwardCharacterIterator& that) const override;

/**
   * Generates a hash code for this iterator.
   * @return the hash code.
   * @stable ICU 2.0
   */
  virtual int32_t hashCode() const override;

/**
   * Returns a new UCharCharacterIterator referring to the same
   * character in the same range of the same string as this one.  The
   * caller must delete the new iterator.
   * @return the CharacterIterator newly created
   * @stable ICU 2.0
   */
  virtual UCharCharacterIterator* clone() const override;

/**
   * Sets the iterator to refer to the first code unit in its
   * iteration range, and returns that code unit.
   * This can be used to begin an iteration with next().
   * @return the first code unit in its iteration range.
   * @stable ICU 2.0
   */
  virtual char16_t first() override;

/**
   * Sets the iterator to refer to the first code unit in its
   * iteration range, returns that code unit, and moves the position
   * to the second code unit. This is an alternative to setToStart()
   * for forward iteration with nextPostInc().
   * @return the first code unit in its iteration range
   * @stable ICU 2.0
   */
  virtual char16_t firstPostInc() override;

/**
   * Sets the iterator to refer to the first code point in its
   * iteration range, and returns that code unit,
   * This can be used to begin an iteration with next32().
   * Note that an iteration with next32PostInc(), beginning with,
   * e.g., setToStart() or firstPostInc(), is more efficient.
   * @return the first code point in its iteration range
   * @stable ICU 2.0
   */
  virtual UChar32 first32() override;

/**
   * Sets the iterator to refer to the first code point in its
   * iteration range, returns that code point, and moves the position
   * to the second code point. This is an alternative to setToStart()
   * for forward iteration with next32PostInc().
   * @return the first code point in its iteration range.
   * @stable ICU 2.0
   */
  virtual UChar32 first32PostInc() override;

/**
   * Sets the iterator to refer to the last code unit in its
   * iteration range, and returns that code unit.
   * This can be used to begin an iteration with previous().
   * @return the last code unit in its iteration range.
   * @stable ICU 2.0
   */
  virtual char16_t last() override;

/**
   * Sets the iterator to refer to the last code point in its
   * iteration range, and returns that code unit.
   * This can be used to begin an iteration with previous32().
   * @return the last code point in its iteration range.
   * @stable ICU 2.0
   */
  virtual UChar32 last32() override;

/**
   * Sets the iterator to refer to the "position"-th code unit
   * in the text-storage object the iterator refers to, and
   * returns that code unit.
   * @param position the position within the text-storage object
   * @return the code unit
   * @stable ICU 2.0
   */
  virtual char16_t         setIndex(int32_t position) override;

/**
   * Sets the iterator to refer to the beginning of the code point
   * that contains the "position"-th code unit
   * in the text-storage object the iterator refers to, and
   * returns that code point.
   * The current position is adjusted to the beginning of the code point
   * (its first code unit).
   * @param position the position within the text-storage object
   * @return the code unit
   * @stable ICU 2.0
   */
  virtual UChar32       setIndex32(int32_t position) override;

/**
   * Returns the code unit the iterator currently refers to.
   * @return the code unit the iterator currently refers to.
   * @stable ICU 2.0
   */
  virtual char16_t current() const override;

/**
   * Returns the code point the iterator currently refers to.
   * @return the code point the iterator currently refers to.
   * @stable ICU 2.0
   */
  virtual UChar32 current32() const override;

/**
   * Advances to the next code unit in the iteration range (toward
   * endIndex()), and returns that code unit.  If there are no more
   * code units to return, returns DONE.
   * @return the next code unit in the iteration range.
   * @stable ICU 2.0
   */
  virtual char16_t next() override;

/**
   * Gets the current code unit for returning and advances to the next code unit
   * in the iteration range
   * (toward endIndex()).  If there are
   * no more code units to return, returns DONE.
   * @return the current code unit.
   * @stable ICU 2.0
   */
  virtual char16_t nextPostInc() override;

/**
   * Advances to the next code point in the iteration range (toward
   * endIndex()), and returns that code point.  If there are no more
   * code points to return, returns DONE.
   * Note that iteration with "pre-increment" semantics is less
   * efficient than iteration with "post-increment" semantics
   * that is provided by next32PostInc().
   * @return the next code point in the iteration range.
   * @stable ICU 2.0
   */
  virtual UChar32 next32() override;

/**
   * Gets the current code point for returning and advances to the next code point
   * in the iteration range
   * (toward endIndex()).  If there are
   * no more code points to return, returns DONE.
   * @return the current point.
   * @stable ICU 2.0
   */
  virtual UChar32 next32PostInc() override;

/**
   * Returns false if there are no more code units or code points
   * at or after the current position in the iteration range.
   * This is used with nextPostInc() or next32PostInc() in forward
   * iteration.
   * @return false if there are no more code units or code points
   * at or after the current position in the iteration range.
   * @stable ICU 2.0
   */
  virtual UBool        hasNext() override;

/**
   * Advances to the previous code unit in the iteration range (toward
   * startIndex()), and returns that code unit.  If there are no more
   * code units to return, returns DONE.
   * @return the previous code unit in the iteration range.
   * @stable ICU 2.0
   */
  virtual char16_t previous() override;

/**
   * Advances to the previous code point in the iteration range (toward
   * startIndex()), and returns that code point.  If there are no more
   * code points to return, returns DONE.
   * @return the previous code point in the iteration range.
   * @stable ICU 2.0
   */
  virtual UChar32 previous32() override;

/**
   * Returns false if there are no more code units or code points
   * before the current position in the iteration range.
   * This is used with previous() or previous32() in backward
   * iteration.
   * @return false if there are no more code units or code points
   * before the current position in the iteration range.
   * @stable ICU 2.0
   */
  virtual UBool        hasPrevious() override;

/**
   * Moves the current position relative to the start or end of the
   * iteration range, or relative to the current position itself.
   * The movement is expressed in numbers of code units forward
   * or backward by specifying a positive or negative delta.
   * @param delta the position relative to origin. A positive delta means forward;
   * a negative delta means backward.
   * @param origin Origin enumeration {kStart, kCurrent, kEnd}
   * @return the new position
   * @stable ICU 2.0
   */
  virtual int32_t      move(int32_t delta, EOrigin origin) override;

/**
   * Moves the current position relative to the start or end of the
   * iteration range, or relative to the current position itself.
   * The movement is expressed in numbers of code points forward
   * or backward by specifying a positive or negative delta.
   * @param delta the position relative to origin. A positive delta means forward;
   * a negative delta means backward.
   * @param origin Origin enumeration {kStart, kCurrent, kEnd}
   * @return the new position
   * @stable ICU 2.0
   */
#ifdef move32
   // One of the system headers right now is sometimes defining a conflicting macro we don't use
#undef move32
#endif
  virtual int32_t      move32(int32_t delta, EOrigin origin) override;

/**
   * Sets the iterator to iterate over a new range of text
   * @stable ICU 2.0
   */
  void setText(ConstChar16Ptr newText, int32_t newTextLength);

/**
   * Copies the char16_t array under iteration into the UnicodeString
   * referred to by "result".  Even if this iterator iterates across
   * only a part of this string, the whole string is copied.
   * @param result Receives a copy of the text under iteration.
   * @stable ICU 2.0
   */
  virtual void            getText(UnicodeString& result) override;

/**
   * Return a class ID for this class (not really public)
   * @return a class ID for this class
   * @stable ICU 2.0
   */
  static UClassID U_EXPORT2 getStaticClassID();

/**
   * Return a class ID for this object (not really public)
   * @return a class ID for this object.
   * @stable ICU 2.0
   */
  virtual UClassID getDynamicClassID() const override;

protected:
  /**
   * Protected constructor
   * @stable ICU 2.0
   */
  UCharCharacterIterator();
  /**
   * Protected member text
   * @stable ICU 2.0
   */
  const char16_t*            text;

};

U_NAMESPACE_END

#endif /* U_SHOW_CPLUSPLUS_API */

#endif

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