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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
**********************************************************************
* Copyright (c) 2002-2016, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*/
#ifndef _UCURR_IMP_H_
#define _UCURR_IMP_H_
#include "unicode/utypes.h"
#include "unicode/unistr.h"
#include "unicode/parsepos.h"
#include "unicode/uniset.h"
/**
* Internal method. Given a currency ISO code and a locale, return
* the "static" currency name. This is usually the same as the
* UCURR_SYMBOL_NAME, but if the latter is a choice format, then the
* format is applied to the number 2.0 (to yield the more common
* plural) to return a static name.
*
* This is used for backward compatibility with old currency logic in
* DecimalFormat and DecimalFormatSymbols.
*/
U_CAPI void
uprv_getStaticCurrencyName(const UChar* iso, const char* loc,
icu::UnicodeString& result, UErrorCode& ec);
/**
* Attempt to parse the given string as a currency, either as a
* display name in the given locale, or as a 3-letter ISO 4217
* code. If multiple display names match, then the longest one is
* selected. If both a display name and a 3-letter ISO code
* match, then the display name is preferred, unless it's length
* is less than 3.
*
* The parameters must not be NULL.
*
* @param locale the locale of the display names to match
* @param text the text to parse
* @param pos input-output position; on input, the position within
* text to match; must have 0 <= pos.getIndex() < text.length();
* on output, the position after the last matched character. If
* the parse fails, the position in unchanged upon output.
* @param type currency type to parse against, LONG_NAME only or not
* @param partialMatchLen The length of the longest matching prefix;
* this may be nonzero even if no full currency was matched.
* @return the ISO 4217 code, as a string, of the best match, or
* null if there is no match
*
* @internal
*/
U_CAPI void
uprv_parseCurrency(const char* locale,
const icu::UnicodeString& text,
icu::ParsePosition& pos,
int8_t type,
int32_t* partialMatchLen,
UChar* result,
UErrorCode& ec);
/**
* Puts all possible first-characters of a currency into the
* specified UnicodeSet.
*
* @param locale the locale of the display names of interest
* @param result the UnicodeSet to which to add the starting characters
*/
void uprv_currencyLeads(const char* locale, icu::UnicodeSet& result, UErrorCode& ec);
#endif /* #ifndef _UCURR_IMP_H_ */
//eof
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