/*
**********************************************************************
-* Copyright (C) 1997-2013, International Business Machines
+* Copyright (C) 1997-2016, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
*
* Useful constant for the maximum size of keywords in a locale
* @stable ICU 2.8
*/
-#define ULOC_KEYWORDS_CAPACITY 50
+#define ULOC_KEYWORDS_CAPACITY 96
/**
* Useful constant for the maximum total size of keywords and their values in a locale
/**
* Gets the country name suitable for display for the specified locale.
+ * Warning: this is for the region part of a valid locale ID; it cannot just be the region code (like "FR").
+ * To get the display name for a region alone, or for other options, use ULocaleDisplayNames instead.
*
* @param locale the locale to get the displayable country code with. NULL may be used to specify the default.
* @param displayLocale Specifies the locale to be used to display the name. In other words,
/**
*
- * Gets a list of all available 2-letter country codes defined in ISO 639. This is a
- * pointer to an array of pointers to arrays of char. All of these pointers are
- * owned by ICU-- do not delete them, and do not write through them. The array is
- * terminated with a null pointer.
+ * Gets a list of all available 2-letter country codes which are valid regular
+ * region codes in CLDR; these are based on the non-deprecated alpha-2 region
+ * codes in ISO 3166-1. The return value is a pointer to an array of pointers
+ * C strings. All of these pointers are owned by ICU; do not delete them, and
+ * do not write through them. The array is terminated with a null pointer.
* @return a list of all available country codes
* @stable ICU 2.0
*/
/**
- * Gets the full name for the specified locale.
+ * Gets the full name for the specified locale, like uloc_getName(),
+ * but without keywords.
+ *
* Note: This has the effect of 'canonicalizing' the string to
* a certain extent. Upper and lower case are set as needed,
* and if the components were in 'POSIX' format they are changed to
* ICU format. It does NOT map aliased names in any way.
* See the top of this header file.
+ *
* This API strips off the keyword part, so "de_DE\@collation=phonebook"
* will become "de_DE".
* This API supports preflighting.
/**
- * Set the value of the specified keyword.
+ * Sets or removes the value of the specified keyword.
+ *
+ * For removing all keywords, use uloc_getBaseName().
+ *
* NOTE: Unlike almost every other ICU function which takes a
* buffer, this function will NOT truncate the output text. If a
* BUFFER_OVERFLOW_ERROR is received, it means that the original
* buffer is untouched. This is done to prevent incorrect or possibly
* even malformed locales from being generated and used.
- *
+ *
* @param keywordName name of the keyword to be set. Case insensitive.
* @param keywordValue value of the keyword to be set. If 0-length or
* NULL, will result in the keyword being removed. No error is given if
char* buffer, int32_t bufferCapacity,
UErrorCode* status);
+/**
+ * Returns whether the locale's script is written right-to-left.
+ * If there is no script subtag, then the likely script is used, see uloc_addLikelySubtags().
+ * If no likely script is known, then FALSE is returned.
+ *
+ * A script is right-to-left according to the CLDR script metadata
+ * which corresponds to whether the script's letters have Bidi_Class=R or AL.
+ *
+ * Returns TRUE for "ar" and "en-Hebr", FALSE for "zh" and "fa-Cyrl".
+ *
+ * @param locale input locale ID
+ * @return TRUE if the locale's script is written right-to-left
+ * @stable ICU 54
+ */
+U_STABLE UBool U_EXPORT2
+uloc_isRightToLeft(const char *locale);
+
/**
* enums for the return value for the character and line orientation
* functions.
UBool strict,
UErrorCode* err);
+/**
+ * Converts the specified keyword (legacy key, or BCP 47 Unicode locale
+ * extension key) to the equivalent BCP 47 Unicode locale extension key.
+ * For example, BCP 47 Unicode locale extension key "co" is returned for
+ * the input keyword "collation".
+ * <p>
+ * When the specified keyword is unknown, but satisfies the BCP syntax,
+ * then the pointer to the input keyword itself will be returned.
+ * For example,
+ * <code>uloc_toUnicodeLocaleKey("ZZ")</code> returns "ZZ".
+ *
+ * @param keyword the input locale keyword (either legacy key
+ * such as "collation" or BCP 47 Unicode locale extension
+ * key such as "co").
+ * @return the well-formed BCP 47 Unicode locale extension key,
+ * or NULL if the specified locale keyword cannot be
+ * mapped to a well-formed BCP 47 Unicode locale extension
+ * key.
+ * @see uloc_toLegacyKey
+ * @stable ICU 54
+ */
+U_STABLE const char* U_EXPORT2
+uloc_toUnicodeLocaleKey(const char* keyword);
+
+/**
+ * Converts the specified keyword value (legacy type, or BCP 47
+ * Unicode locale extension type) to the well-formed BCP 47 Unicode locale
+ * extension type for the specified keyword (category). For example, BCP 47
+ * Unicode locale extension type "phonebk" is returned for the input
+ * keyword value "phonebook", with the keyword "collation" (or "co").
+ * <p>
+ * When the specified keyword is not recognized, but the specified value
+ * satisfies the syntax of the BCP 47 Unicode locale extension type,
+ * or when the specified keyword allows 'variable' type and the specified
+ * value satisfies the syntax, then the pointer to the input type value itself
+ * will be returned.
+ * For example,
+ * <code>uloc_toUnicodeLocaleType("Foo", "Bar")</code> returns "Bar",
+ * <code>uloc_toUnicodeLocaleType("variableTop", "00A4")</code> returns "00A4".
+ *
+ * @param keyword the locale keyword (either legacy key such as
+ * "collation" or BCP 47 Unicode locale extension
+ * key such as "co").
+ * @param value the locale keyword value (either legacy type
+ * such as "phonebook" or BCP 47 Unicode locale extension
+ * type such as "phonebk").
+ * @return the well-formed BCP47 Unicode locale extension type,
+ * or NULL if the locale keyword value cannot be mapped to
+ * a well-formed BCP 47 Unicode locale extension type.
+ * @see uloc_toLegacyType
+ * @stable ICU 54
+ */
+U_STABLE const char* U_EXPORT2
+uloc_toUnicodeLocaleType(const char* keyword, const char* value);
+
+/**
+ * Converts the specified keyword (BCP 47 Unicode locale extension key, or
+ * legacy key) to the legacy key. For example, legacy key "collation" is
+ * returned for the input BCP 47 Unicode locale extension key "co".
+ *
+ * @param keyword the input locale keyword (either BCP 47 Unicode locale
+ * extension key or legacy key).
+ * @return the well-formed legacy key, or NULL if the specified
+ * keyword cannot be mapped to a well-formed legacy key.
+ * @see toUnicodeLocaleKey
+ * @stable ICU 54
+ */
+U_STABLE const char* U_EXPORT2
+uloc_toLegacyKey(const char* keyword);
+
+/**
+ * Converts the specified keyword value (BCP 47 Unicode locale extension type,
+ * or legacy type or type alias) to the canonical legacy type. For example,
+ * the legacy type "phonebook" is returned for the input BCP 47 Unicode
+ * locale extension type "phonebk" with the keyword "collation" (or "co").
+ * <p>
+ * When the specified keyword is not recognized, but the specified value
+ * satisfies the syntax of legacy key, or when the specified keyword
+ * allows 'variable' type and the specified value satisfies the syntax,
+ * then the pointer to the input type value itself will be returned.
+ * For example,
+ * <code>uloc_toLegacyType("Foo", "Bar")</code> returns "Bar",
+ * <code>uloc_toLegacyType("vt", "00A4")</code> returns "00A4".
+ *
+ * @param keyword the locale keyword (either legacy keyword such as
+ * "collation" or BCP 47 Unicode locale extension
+ * key such as "co").
+ * @param value the locale keyword value (either BCP 47 Unicode locale
+ * extension type such as "phonebk" or legacy keyword value
+ * such as "phonebook").
+ * @return the well-formed legacy type, or NULL if the specified
+ * keyword value cannot be mapped to a well-formed legacy
+ * type.
+ * @see toUnicodeLocaleType
+ * @stable ICU 54
+ */
+U_STABLE const char* U_EXPORT2
+uloc_toLegacyType(const char* keyword, const char* value);
+
#endif /*_ULOC*/
projects / apple / icu.git / blobdiff