// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright ( C ) 2010 - 2012 , International Business Machines
* Corporation and others . All Rights Reserved .
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*
* File attiter . h
*
* Modification History :
*
* Date Name Description
* 12 / 15 / 2009 dougfelt Created
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*/
#ifndef FPOSITER_H
#define FPOSITER_H
#include "unicode/utypes.h"
#if U_SHOW_CPLUSPLUS_API
#include "unicode/uobject.h"
/**
* \ file
* \ brief C + + API : FieldPosition Iterator .
*/
#if UCONFIG_NO_FORMATTING
U_NAMESPACE_BEGIN
/*
* Allow the declaration of APIs with pointers to FieldPositionIterator
* even when formatting is removed from the build .
*/
class FieldPositionIterator;
U_NAMESPACE_END
#else
#include "unicode/fieldpos.h"
#include "unicode/umisc.h"
U_NAMESPACE_BEGIN
class UVector32;
/**
* FieldPositionIterator returns the field ids and their start / limit positions generated
* by a call to Format : : format . See Format , NumberFormat , DecimalFormat .
* @ stable ICU 4 . 4
*/
class U_I18N_API FieldPositionIterator : public UObject {
public:
/**
* Destructor .
* @ stable ICU 4 . 4
*/
~FieldPositionIterator();
/**
* Constructs a new , empty iterator .
* @ stable ICU 4 . 4
*/
FieldPositionIterator();
/**
* Copy constructor . If the copy failed for some reason , the new iterator will
* be empty .
* @ stable ICU 4 . 4
*/
FieldPositionIterator(
const FieldPositionIterator&);
/**
* Return true if another object is semantically equal to this
* one .
* < p >
* Return true if this FieldPositionIterator is at the same position in an
* equal array of run values .
* @ stable ICU 4 . 4
*/
bool operator ==(
const FieldPositionIterator&)
const ;
/**
* Returns the complement of the result of operator = =
* @ param rhs The FieldPositionIterator to be compared for inequality
* @ return the complement of the result of operator = =
* @ stable ICU 4 . 4
*/
bool operator !=(
const FieldPositionIterator& rhs)
const {
return !
operator ==(rhs); }
/**
* If the current position is valid , updates the FieldPosition values , advances the iterator ,
* and returns true , otherwise returns false .
* @ stable ICU 4 . 4
*/
UBool next(FieldPosition& fp);
private :
/**
* Sets the data used by the iterator , and resets the position .
* Returns U_ILLEGAL_ARGUMENT_ERROR in status if the data is not valid
* ( length is not a multiple of 3 , or start > = limit for any run ) .
*/
void setData(UVector32 *adopt, UErrorCode& status);
friend class FieldPositionIteratorHandler;
UVector32 *data;
int32_t pos;
};
U_NAMESPACE_END
#endif /* #if !UCONFIG_NO_FORMATTING */
#endif /* U_SHOW_CPLUSPLUS_API */
#endif // FPOSITER_H
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