1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 **********************************************************************
5 * Copyright (c) 2002-2016, International Business Machines
6 * Corporation and others.  All Rights Reserved.
7 **********************************************************************
8 */
9 
10 #ifndef _UCURR_IMP_H_
11 #define _UCURR_IMP_H_
12 
13 #include "unicode/utypes.h"
14 #include "unicode/unistr.h"
15 #include "unicode/parsepos.h"
16 #include "unicode/uniset.h"
17 
18 /**
19  * Internal method.  Given a currency ISO code and a locale, return
20  * the "static" currency name.  This is usually the same as the
21  * UCURR_SYMBOL_NAME, but if the latter is a choice format, then the
22  * format is applied to the number 2.0 (to yield the more common
23  * plural) to return a static name.
24  *
25  * This is used for backward compatibility with old currency logic in
26  * DecimalFormat and DecimalFormatSymbols.
27  */
28 U_CAPI void
29 uprv_getStaticCurrencyName(const UChar* iso, const char* loc,
30                            icu::UnicodeString& result, UErrorCode& ec);
31 
32 /**
33  * Attempt to parse the given string as a currency, either as a
34  * display name in the given locale, or as a 3-letter ISO 4217
35  * code.  If multiple display names match, then the longest one is
36  * selected.  If both a display name and a 3-letter ISO code
37  * match, then the display name is preferred, unless it's length
38  * is less than 3.
39  *
40  * The parameters must not be NULL.
41  *
42  * @param locale the locale of the display names to match
43  * @param text the text to parse
44  * @param pos input-output position; on input, the position within
45  * text to match; must have 0 <= pos.getIndex() < text.length();
46  * on output, the position after the last matched character. If
47  * the parse fails, the position in unchanged upon output.
48  * @param type currency type to parse against, LONG_NAME only or not
49  * @param partialMatchLen The length of the longest matching prefix;
50  * this may be nonzero even if no full currency was matched.
51  * @return the ISO 4217 code, as a string, of the best match, or
52  * null if there is no match
53  *
54  * @internal
55  */
56 U_CAPI void
57 uprv_parseCurrency(const char* locale,
58                    const icu::UnicodeString& text,
59                    icu::ParsePosition& pos,
60                    int8_t type,
61                    int32_t* partialMatchLen,
62                    UChar* result,
63                    UErrorCode& ec);
64 
65 /**
66  * Puts all possible first-characters of a currency into the
67  * specified UnicodeSet.
68  *
69  * @param locale the locale of the display names of interest
70  * @param result the UnicodeSet to which to add the starting characters
71  */
72 void uprv_currencyLeads(const char* locale, icu::UnicodeSet& result, UErrorCode& ec);
73 
74 
75 
76 #endif /* #ifndef _UCURR_IMP_H_ */
77 
78 //eof
79