ICU-400.42.tar.gz

[apple/icu.git] / icuSources / i18n / ucurrimp.h

/*
**********************************************************************
* Copyright (c) 2002-2008, 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"

/**
 * 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_CFUNC void
uprv_getStaticCurrencyName(const UChar* iso, const char* loc,
                           U_NAMESPACE_QUALIFIER 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.
 *
 * @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.
 * @return the ISO 4217 code, as a string, of the best match, or
 * null if there is no match
 *
 * @internal
 */
U_CFUNC void
uprv_parseCurrency(const char* locale,
                   const U_NAMESPACE_QUALIFIER UnicodeString& text,
                   U_NAMESPACE_QUALIFIER ParsePosition& pos,
                   UChar* result,
                   UErrorCode& ec);

#endif /* #ifndef _UCURR_IMP_H_ */

//eof