1/* 2****************************************************************************** 3* * 4* Copyright (C) 2003-2013, 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 /** Basic set @stable ICU 3.4 */ 43 ULOCDATA_ES_STANDARD=0, 44 /** Auxiliary set @stable ICU 3.4 */ 45 ULOCDATA_ES_AUXILIARY=1, 46 /** Index Character set @stable ICU 4.8 */ 47 ULOCDATA_ES_INDEX=2, 48#ifndef U_HIDE_DRAFT_API 49 /** Punctuation set @draft ICU 51 */ 50 ULOCDATA_ES_PUNCTUATION=3, 51#endif /* U_HIDE_DRAFT_API */ 52 /** One higher than the last valid type @stable ICU 3.4 */ 53 ULOCDATA_ES_COUNT=4 54} ULocaleDataExemplarSetType; 55 56/** The possible types of delimiters. 57 * @stable ICU 3.4 58 */ 59typedef enum ULocaleDataDelimiterType { 60 /** Quotation start @stable ICU 3.4 */ 61 ULOCDATA_QUOTATION_START = 0, 62 /** Quotation end @stable ICU 3.4 */ 63 ULOCDATA_QUOTATION_END = 1, 64 /** Alternate quotation start @stable ICU 3.4 */ 65 ULOCDATA_ALT_QUOTATION_START = 2, 66 /** Alternate quotation end @stable ICU 3.4 */ 67 ULOCDATA_ALT_QUOTATION_END = 3, 68 /** One higher than the last valid type @stable ICU 3.4 */ 69 ULOCDATA_DELIMITER_COUNT = 4 70} ULocaleDataDelimiterType; 71 72/** 73 * Opens a locale data object for the given locale 74 * 75 * @param localeID Specifies the locale associated with this locale 76 * data object. 77 * @param status Pointer to error status code. 78 * @stable ICU 3.4 79 */ 80U_STABLE ULocaleData* U_EXPORT2 81ulocdata_open(const char *localeID, UErrorCode *status); 82 83/** 84 * Closes a locale data object. 85 * 86 * @param uld The locale data object to close 87 * @stable ICU 3.4 88 */ 89U_STABLE void U_EXPORT2 90ulocdata_close(ULocaleData *uld); 91 92#if U_SHOW_CPLUSPLUS_API 93 94U_NAMESPACE_BEGIN 95 96/** 97 * \class LocalULocaleDataPointer 98 * "Smart pointer" class, closes a ULocaleData via ulocdata_close(). 99 * For most methods see the LocalPointerBase base class. 100 * 101 * @see LocalPointerBase 102 * @see LocalPointer 103 * @stable ICU 4.4 104 */ 105U_DEFINE_LOCAL_OPEN_POINTER(LocalULocaleDataPointer, ULocaleData, ulocdata_close); 106 107U_NAMESPACE_END 108 109#endif 110 111/** 112 * Sets the "no Substitute" attribute 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 The locale data object to set. 119 * @param setting Value of the "no substitute" attribute. 120 * @stable ICU 3.4 121 */ 122U_STABLE void U_EXPORT2 123ulocdata_setNoSubstitute(ULocaleData *uld, UBool setting); 124 125/** 126 * Retrieves the current "no Substitute" value of the locale data 127 * object. If true, then any methods associated with the 128 * locale data object will return null when there is no 129 * data available for that method, given the locale ID 130 * supplied to ulocdata_open(). 131 * 132 * @param uld Pointer to the The locale data object to set. 133 * @return UBool Value of the "no substitute" attribute. 134 * @stable ICU 3.4 135 */ 136U_STABLE UBool U_EXPORT2 137ulocdata_getNoSubstitute(ULocaleData *uld); 138 139/** 140 * Returns the set of exemplar characters for a locale. 141 * 142 * @param uld Pointer to the locale data object from which the 143 * exemplar character set is to be retrieved. 144 * @param fillIn Pointer to a USet object to receive the 145 * exemplar character set for the given locale. Previous 146 * contents of fillIn are lost. <em>If fillIn is NULL, 147 * then a new USet is created and returned. The caller 148 * owns the result and must dispose of it by calling 149 * uset_close.</em> 150 * @param options Bitmask for options to apply to the exemplar pattern. 151 * Specify zero to retrieve the exemplar set as it is 152 * defined in the locale data. Specify 153 * USET_CASE_INSENSITIVE to retrieve a case-folded 154 * exemplar set. See uset_applyPattern for a complete 155 * list of valid options. The USET_IGNORE_SPACE bit is 156 * always set, regardless of the value of 'options'. 157 * @param extype Specifies the type of exemplar set to be retrieved. 158 * @param status Pointer to an input-output error code value; 159 * must not be NULL. Will be set to U_MISSING_RESOURCE_ERROR 160 * if the requested data is not available. 161 * @return USet* Either fillIn, or if fillIn is NULL, a pointer to 162 * a newly-allocated USet that the user must close. 163 * In case of error, NULL is returned. 164 * @stable ICU 3.4 165 */ 166U_STABLE USet* U_EXPORT2 167ulocdata_getExemplarSet(ULocaleData *uld, USet *fillIn, 168 uint32_t options, ULocaleDataExemplarSetType extype, UErrorCode *status); 169 170/** 171 * Returns one of the delimiter strings associated with a locale. 172 * 173 * @param uld Pointer to the locale data object from which the 174 * delimiter string is to be retrieved. 175 * @param type the type of delimiter to be retrieved. 176 * @param result A pointer to a buffer to receive the result. 177 * @param resultLength The maximum size of result. 178 * @param status Pointer to an error code value 179 * @return int32_t The total buffer size needed; if greater than resultLength, 180 * the output was truncated. 181 * @stable ICU 3.4 182 */ 183U_STABLE int32_t U_EXPORT2 184ulocdata_getDelimiter(ULocaleData *uld, ULocaleDataDelimiterType type, UChar *result, int32_t resultLength, UErrorCode *status); 185 186/** 187 * Enumeration for representing the measurement systems. 188 * @stable ICU 2.8 189 */ 190typedef enum UMeasurementSystem { 191 UMS_SI, /** Measurement system specified by SI otherwise known as Metric system. */ 192 UMS_US, /** Measurement system followed in the United States of America. */ 193 UMS_LIMIT 194} UMeasurementSystem; 195 196/** 197 * Returns the measurement system used in the locale specified by the localeID. 198 * Please note that this API will change in ICU 3.6 and will use an ulocdata object. 199 * 200 * @param localeID The id of the locale for which the measurement system to be retrieved. 201 * @param status Must be a valid pointer to an error code value, 202 * which must not indicate a failure before the function call. 203 * @return UMeasurementSystem the measurement system used in the locale. 204 * @stable ICU 2.8 205 */ 206U_STABLE UMeasurementSystem U_EXPORT2 207ulocdata_getMeasurementSystem(const char *localeID, UErrorCode *status); 208 209/** 210 * Returns the element gives the normal business letter size, and customary units. 211 * The units for the numbers are always in <em>milli-meters</em>. 212 * For US since 8.5 and 11 do not yeild an integral value when converted to milli-meters, 213 * the values are rounded off. 214 * So for A4 size paper the height and width are 297 mm and 210 mm repectively, 215 * and for US letter size the height and width are 279 mm and 216 mm respectively. 216 * Please note that this API will change in ICU 3.6 and will use an ulocdata object. 217 * 218 * @param localeID The id of the locale for which the paper size information to be retrieved. 219 * @param height A pointer to int to recieve the height information. 220 * @param width A pointer to int to recieve the width information. 221 * @param status Must be a valid pointer to an error code value, 222 * which must not indicate a failure before the function call. 223 * @stable ICU 2.8 224 */ 225U_STABLE void U_EXPORT2 226ulocdata_getPaperSize(const char *localeID, int32_t *height, int32_t *width, UErrorCode *status); 227 228/** 229 * Return the current CLDR version used by the library. 230 * @param versionArray fillin that will recieve the version number 231 * @param status error code - could be U_MISSING_RESOURCE_ERROR if the version was not found. 232 * @stable ICU 4.2 233 */ 234U_STABLE void U_EXPORT2 235ulocdata_getCLDRVersion(UVersionInfo versionArray, UErrorCode *status); 236 237/** 238 * Returns locale display pattern associated with a locale. 239 * 240 * @param uld Pointer to the locale data object from which the 241 * exemplar character set is to be retrieved. 242 * @param pattern locale display pattern for locale. 243 * @param patternCapacity the size of the buffer to store the locale display 244 * pattern with. 245 * @param status Must be a valid pointer to an error code value, 246 * which must not indicate a failure before the function call. 247 * @return the actual buffer size needed for localeDisplayPattern. If it's greater 248 * than patternCapacity, the returned pattern will be truncated. 249 * 250 * @stable ICU 4.2 251 */ 252U_STABLE int32_t U_EXPORT2 253ulocdata_getLocaleDisplayPattern(ULocaleData *uld, 254 UChar *pattern, 255 int32_t patternCapacity, 256 UErrorCode *status); 257 258 259/** 260 * Returns locale separator associated with a locale. 261 * 262 * @param uld Pointer to the locale data object from which the 263 * exemplar character set is to be retrieved. 264 * @param separator locale separator for locale. 265 * @param separatorCapacity the size of the buffer to store the locale 266 * separator with. 267 * @param status Must be a valid pointer to an error code value, 268 * which must not indicate a failure before the function call. 269 * @return the actual buffer size needed for localeSeparator. If it's greater 270 * than separatorCapacity, the returned separator will be truncated. 271 * 272 * @stable ICU 4.2 273 */ 274U_STABLE int32_t U_EXPORT2 275ulocdata_getLocaleSeparator(ULocaleData *uld, 276 UChar *separator, 277 int32_t separatorCapacity, 278 UErrorCode *status); 279#endif 280