1/* 2****************************************************************************** 3* * 4* Copyright (C) 2003-2010, International Business Machines * 5* Corporation and others. All Rights Reserved. * 6* * 7****************************************************************************** 8* file name: ulocdata.h 9* encoding: US-ASCII 10* tab size: 8 (not used) 11* indentation:4 12* 13* created on: 2003Oct21 14* created by: Ram Viswanadha 15*/ 16 17#ifndef __ULOCDATA_H__ 18#define __ULOCDATA_H__ 19 20#include "unicode/ures.h" 21#include "unicode/uloc.h" 22#include "unicode/uset.h" 23#include "unicode/localpointer.h" 24 25/** 26 * \file 27 * \brief C API: Provides access to locale data. 28 */ 29 30/** Forward declaration of the ULocaleData structure. @stable ICU 3.6 */ 31struct ULocaleData; 32 33/** A locale data object. @stable ICU 3.6 */ 34typedef struct ULocaleData ULocaleData; 35 36 37 38/** The possible types of exemplar character sets. 39 * @stable ICU 3.4 40 */ 41typedef enum ULocaleDataExemplarSetType { 42 ULOCDATA_ES_STANDARD=0, /* Basic set */ 43 ULOCDATA_ES_AUXILIARY=1, /* Auxiliary set */ 44 ULOCDATA_ES_COUNT=2 45} ULocaleDataExemplarSetType; 46 47/** The possible types of delimiters. 48 * @stable ICU 3.4 49 */ 50typedef enum ULocaleDataDelimiterType { 51 ULOCDATA_QUOTATION_START = 0, /* Quotation start */ 52 ULOCDATA_QUOTATION_END = 1, /* Quotation end */ 53 ULOCDATA_ALT_QUOTATION_START = 2, /* Alternate quotation start */ 54 ULOCDATA_ALT_QUOTATION_END = 3, /* Alternate quotation end */ 55 ULOCDATA_DELIMITER_COUNT = 4 56} ULocaleDataDelimiterType; 57 58/** 59 * Opens a locale data object for the given locale 60 * 61 * @param localeID Specifies the locale associated with this locale 62 * data object. 63 * @param status Pointer to error status code. 64 * @stable ICU 3.4 65 */ 66U_STABLE ULocaleData* U_EXPORT2 67ulocdata_open(const char *localeID, UErrorCode *status); 68 69/** 70 * Closes a locale data object. 71 * 72 * @param uld The locale data object to close 73 * @stable ICU 3.4 74 */ 75U_STABLE void U_EXPORT2 76ulocdata_close(ULocaleData *uld); 77 78#if U_SHOW_CPLUSPLUS_API 79 80U_NAMESPACE_BEGIN 81 82/** 83 * \class LocalULocaleDataPointer 84 * "Smart pointer" class, closes a ULocaleData via ulocdata_close(). 85 * For most methods see the LocalPointerBase base class. 86 * 87 * @see LocalPointerBase 88 * @see LocalPointer 89 * @draft ICU 4.4 90 */ 91U_DEFINE_LOCAL_OPEN_POINTER(LocalULocaleDataPointer, ULocaleData, ulocdata_close); 92 93U_NAMESPACE_END 94 95#endif 96 97/** 98 * Sets the "no Substitute" attribute of the locale data 99 * object. If true, then any methods associated with the 100 * locale data object will return null when there is no 101 * data available for that method, given the locale ID 102 * supplied to ulocdata_open(). 103 * 104 * @param uld The locale data object to set. 105 * @param setting Value of the "no substitute" attribute. 106 * @stable ICU 3.4 107 */ 108U_STABLE void U_EXPORT2 109ulocdata_setNoSubstitute(ULocaleData *uld, UBool setting); 110 111/** 112 * Retrieves the current "no Substitute" value of the locale data 113 * object. If true, then any methods associated with the 114 * locale data object will return null when there is no 115 * data available for that method, given the locale ID 116 * supplied to ulocdata_open(). 117 * 118 * @param uld Pointer to the The locale data object to set. 119 * @return UBool Value of the "no substitute" attribute. 120 * @stable ICU 3.4 121 */ 122U_STABLE UBool U_EXPORT2 123ulocdata_getNoSubstitute(ULocaleData *uld); 124 125/** 126 * Returns the set of exemplar characters for a locale. 127 * 128 * @param uld Pointer to the locale data object from which the 129 * exemplar character set is to be retrieved. 130 * @param fillIn Pointer to a USet object to receive the 131 * exemplar character set for the given locale. Previous 132 * contents of fillIn are lost. <em>If fillIn is NULL, 133 * then a new USet is created and returned. The caller 134 * owns the result and must dispose of it by calling 135 * uset_close.</em> 136 * @param options Bitmask for options to apply to the exemplar pattern. 137 * Specify zero to retrieve the exemplar set as it is 138 * defined in the locale data. Specify 139 * USET_CASE_INSENSITIVE to retrieve a case-folded 140 * exemplar set. See uset_applyPattern for a complete 141 * list of valid options. The USET_IGNORE_SPACE bit is 142 * always set, regardless of the value of 'options'. 143 * @param extype Specifies the type of exemplar set to be retrieved. 144 * @param status Pointer to an input-output error code value; 145 * must not be NULL. 146 * @return USet* Either fillIn, or if fillIn is NULL, a pointer to 147 * a newly-allocated USet that the user must close. 148 * @stable ICU 3.4 149 */ 150U_STABLE USet* U_EXPORT2 151ulocdata_getExemplarSet(ULocaleData *uld, USet *fillIn, 152 uint32_t options, ULocaleDataExemplarSetType extype, UErrorCode *status); 153 154/** 155 * Returns one of the delimiter strings associated with a locale. 156 * 157 * @param uld Pointer to the locale data object from which the 158 * delimiter string is to be retrieved. 159 * @param type the type of delimiter to be retrieved. 160 * @param result A pointer to a buffer to receive the result. 161 * @param resultLength The maximum size of result. 162 * @param status Pointer to an error code value 163 * @return int32_t The total buffer size needed; if greater than resultLength, 164 * the output was truncated. 165 * @stable ICU 3.4 166 */ 167U_STABLE int32_t U_EXPORT2 168ulocdata_getDelimiter(ULocaleData *uld, ULocaleDataDelimiterType type, UChar *result, int32_t resultLength, UErrorCode *status); 169 170/** 171 * Enumeration for representing the measurement systems. 172 * @stable ICU 2.8 173 */ 174typedef enum UMeasurementSystem { 175 UMS_SI, /** Measurement system specified by SI otherwise known as Metric system. */ 176 UMS_US, /** Measurement system followed in the United States of America. */ 177 UMS_LIMIT 178} UMeasurementSystem; 179 180/** 181 * Returns the measurement system used in the locale specified by the localeID. 182 * Please note that this API will change in ICU 3.6 and will use an ulocdata object. 183 * 184 * @param localeID The id of the locale for which the measurement system to be retrieved. 185 * @param status Must be a valid pointer to an error code value, 186 * which must not indicate a failure before the function call. 187 * @return UMeasurementSystem the measurement system used in the locale. 188 * @stable ICU 2.8 189 */ 190U_STABLE UMeasurementSystem U_EXPORT2 191ulocdata_getMeasurementSystem(const char *localeID, UErrorCode *status); 192 193/** 194 * Returns the element gives the normal business letter size, and customary units. 195 * The units for the numbers are always in <em>milli-meters</em>. 196 * For US since 8.5 and 11 do not yeild an integral value when converted to milli-meters, 197 * the values are rounded off. 198 * So for A4 size paper the height and width are 297 mm and 210 mm repectively, 199 * and for US letter size the height and width are 279 mm and 216 mm respectively. 200 * Please note that this API will change in ICU 3.6 and will use an ulocdata object. 201 * 202 * @param localeID The id of the locale for which the paper size information to be retrieved. 203 * @param height A pointer to int to recieve the height information. 204 * @param width A pointer to int to recieve the width information. 205 * @param status Must be a valid pointer to an error code value, 206 * which must not indicate a failure before the function call. 207 * @stable ICU 2.8 208 */ 209U_STABLE void U_EXPORT2 210ulocdata_getPaperSize(const char *localeID, int32_t *height, int32_t *width, UErrorCode *status); 211 212/** 213 * Return the current CLDR version used by the library. 214 * @param versionArray fillin that will recieve the version number 215 * @param status error code - could be U_MISSING_RESOURCE_ERROR if the version was not found. 216 * @stable ICU 4.2 217 */ 218U_STABLE void U_EXPORT2 219ulocdata_getCLDRVersion(UVersionInfo versionArray, UErrorCode *status); 220 221/** 222 * Returns locale display pattern associated with a locale. 223 * 224 * @param uld Pointer to the locale data object from which the 225 * exemplar character set is to be retrieved. 226 * @param pattern locale display pattern for locale. 227 * @param patternCapacity the size of the buffer to store the locale display 228 * pattern with. 229 * @param status Must be a valid pointer to an error code value, 230 * which must not indicate a failure before the function call. 231 * @return the actual buffer size needed for localeDisplayPattern. If it's greater 232 * than patternCapacity, the returned pattern will be truncated. 233 * 234 * @stable ICU 4.2 235 */ 236U_STABLE int32_t U_EXPORT2 237ulocdata_getLocaleDisplayPattern(ULocaleData *uld, 238 UChar *pattern, 239 int32_t patternCapacity, 240 UErrorCode *status); 241 242 243/** 244 * Returns locale separator associated with a locale. 245 * 246 * @param uld Pointer to the locale data object from which the 247 * exemplar character set is to be retrieved. 248 * @param separator locale separator for locale. 249 * @param separatorCapacity the size of the buffer to store the locale 250 * separator with. 251 * @param status Must be a valid pointer to an error code value, 252 * which must not indicate a failure before the function call. 253 * @return the actual buffer size needed for localeSeparator. If it's greater 254 * than separatorCapacity, the returned separator will be truncated. 255 * 256 * @stable ICU 4.2 257 */ 258U_STABLE int32_t U_EXPORT2 259ulocdata_getLocaleSeparator(ULocaleData *uld, 260 UChar *separator, 261 int32_t separatorCapacity, 262 UErrorCode *status); 263#endif 264