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/*
******************************************************************************
* *
* Copyright (C) 2003-2009, International Business Machines *
* Corporation and others. All Rights Reserved. *
* *
******************************************************************************
* file name: ulocdata.h
* encoding: US-ASCII
* tab size: 8 (not used)
* indentation:4
*
* created on: 2003Oct21
* created by: Ram Viswanadha
*/
#ifndef __ULOCDATA_H__
#define __ULOCDATA_H__
#include "unicode/ures.h"
#include "unicode/uloc.h"
#include "unicode/uset.h"
/**
* \file
* \brief C API: Provides access to locale data.
*/
/** Forward declaration of the ULocaleData structure. @stable ICU 3.6 */
struct ULocaleData;
/** A locale data object. @stable ICU 3.6 */
typedef struct ULocaleData ULocaleData;
/** The possible types of exemplar character sets.
* @stable ICU 3.4
*/
typedef enum ULocaleDataExemplarSetType {
ULOCDATA_ES_STANDARD=0, /* Basic set */
ULOCDATA_ES_AUXILIARY=1, /* Auxiliary set */
ULOCDATA_ES_COUNT=2
} ULocaleDataExemplarSetType;
/** The possible types of delimiters.
* @stable ICU 3.4
*/
typedef enum ULocaleDataDelimiterType {
ULOCDATA_QUOTATION_START = 0, /* Quotation start */
ULOCDATA_QUOTATION_END = 1, /* Quotation end */
ULOCDATA_ALT_QUOTATION_START = 2, /* Alternate quotation start */
ULOCDATA_ALT_QUOTATION_END = 3, /* Alternate quotation end */
ULOCDATA_DELIMITER_COUNT = 4
} ULocaleDataDelimiterType;
/**
* Opens a locale data object for the given locale
*
* @param localeID Specifies the locale associated with this locale
* data object.
* @param status Pointer to error status code.
* @stable ICU 3.4
*/
U_STABLE ULocaleData* U_EXPORT2
ulocdata_open(const char *localeID, UErrorCode *status);
/**
* Closes a locale data object.
*
* @param uld The locale data object to close
* @stable ICU 3.4
*/
U_STABLE void U_EXPORT2
ulocdata_close(ULocaleData *uld);
/**
* Sets the "no Substitute" attribute of the locale data
* object. If true, then any methods associated with the
* locale data object will return null when there is no
* data available for that method, given the locale ID
* supplied to ulocdata_open().
*
* @param uld The locale data object to set.
* @param setting Value of the "no substitute" attribute.
* @stable ICU 3.4
*/
U_STABLE void U_EXPORT2
ulocdata_setNoSubstitute(ULocaleData *uld, UBool setting);
/**
* Retrieves the current "no Substitute" value of the locale data
* object. If true, then any methods associated with the
* locale data object will return null when there is no
* data available for that method, given the locale ID
* supplied to ulocdata_open().
*
* @param uld Pointer to the The locale data object to set.
* @return UBool Value of the "no substitute" attribute.
* @stable ICU 3.4
*/
U_STABLE UBool U_EXPORT2
ulocdata_getNoSubstitute(ULocaleData *uld);
/**
* Returns the set of exemplar characters for a locale.
*
* @param uld Pointer to the locale data object from which the
* exemplar character set is to be retrieved.
* @param fillIn Pointer to a USet object to receive the
* exemplar character set for the given locale. Previous
* contents of fillIn are lost. <em>If fillIn is NULL,
* then a new USet is created and returned. The caller
* owns the result and must dispose of it by calling
* uset_close.</em>
* @param options Bitmask for options to apply to the exemplar pattern.
* Specify zero to retrieve the exemplar set as it is
* defined in the locale data. Specify
* USET_CASE_INSENSITIVE to retrieve a case-folded
* exemplar set. See uset_applyPattern for a complete
* list of valid options. The USET_IGNORE_SPACE bit is
* always set, regardless of the value of 'options'.
* @param extype Specifies the type of exemplar set to be retrieved.
* @param status Pointer to an input-output error code value;
* must not be NULL.
* @return USet* Either fillIn, or if fillIn is NULL, a pointer to
* a newly-allocated USet that the user must close.
* @stable ICU 3.4
*/
U_STABLE USet* U_EXPORT2
ulocdata_getExemplarSet(ULocaleData *uld, USet *fillIn,
uint32_t options, ULocaleDataExemplarSetType extype, UErrorCode *status);
/**
* Returns one of the delimiter strings associated with a locale.
*
* @param uld Pointer to the locale data object from which the
* delimiter string is to be retrieved.
* @param type the type of delimiter to be retrieved.
* @param result A pointer to a buffer to receive the result.
* @param resultLength The maximum size of result.
* @param status Pointer to an error code value
* @return int32_t The total buffer size needed; if greater than resultLength,
* the output was truncated.
* @stable ICU 3.4
*/
U_STABLE int32_t U_EXPORT2
ulocdata_getDelimiter(ULocaleData *uld, ULocaleDataDelimiterType type, UChar *result, int32_t resultLength, UErrorCode *status);
/**
* Enumeration for representing the measurement systems.
* @stable ICU 2.8
*/
typedef enum UMeasurementSystem {
UMS_SI, /** Measurement system specified by SI otherwise known as Metric system. */
UMS_US, /** Measurement system followed in the United States of America. */
UMS_LIMIT
} UMeasurementSystem;
/**
* Returns the measurement system used in the locale specified by the localeID.
* Please note that this API will change in ICU 3.6 and will use an ulocdata object.
*
* @param localeID The id of the locale for which the measurement system to be retrieved.
* @param status Must be a valid pointer to an error code value,
* which must not indicate a failure before the function call.
* @return UMeasurementSystem the measurement system used in the locale.
* @stable ICU 2.8
*/
U_STABLE UMeasurementSystem U_EXPORT2
ulocdata_getMeasurementSystem(const char *localeID, UErrorCode *status);
/**
* Returns the element gives the normal business letter size, and customary units.
* The units for the numbers are always in <em>milli-meters</em>.
* For US since 8.5 and 11 do not yeild an integral value when converted to milli-meters,
* the values are rounded off.
* So for A4 size paper the height and width are 297 mm and 210 mm repectively,
* and for US letter size the height and width are 279 mm and 216 mm respectively.
* Please note that this API will change in ICU 3.6 and will use an ulocdata object.
*
* @param localeID The id of the locale for which the paper size information to be retrieved.
* @param height A pointer to int to recieve the height information.
* @param width A pointer to int to recieve the width information.
* @param status Must be a valid pointer to an error code value,
* which must not indicate a failure before the function call.
* @stable ICU 2.8
*/
U_STABLE void U_EXPORT2
ulocdata_getPaperSize(const char *localeID, int32_t *height, int32_t *width, UErrorCode *status);
/**
* Return the current CLDR version used by the library.
* @param versionArray fillin that will recieve the version number
* @param status error code - could be U_MISSING_RESOURCE_ERROR if the version was not found.
* @draft ICU 4.2
*/
U_DRAFT void U_EXPORT2
ulocdata_getCLDRVersion(UVersionInfo versionArray, UErrorCode *status);
/**
* Returns locale display pattern associated with a locale.
*
* @param uld Pointer to the locale data object from which the
* exemplar character set is to be retrieved.
* @param pattern locale display pattern for locale.
* @param patternCapacity the size of the buffer to store the locale display
* pattern with.
* @param status Must be a valid pointer to an error code value,
* which must not indicate a failure before the function call.
* @return the actual buffer size needed for localeDisplayPattern. If it's greater
* than patternCapacity, the returned pattern will be truncated.
*
* @draft ICU 4.2
*/
U_DRAFT int32_t U_EXPORT2
ulocdata_getLocaleDisplayPattern(ULocaleData *uld,
UChar *pattern,
int32_t patternCapacity,
UErrorCode *status);
/**
* Returns locale separator associated with a locale.
*
* @param uld Pointer to the locale data object from which the
* exemplar character set is to be retrieved.
* @param separator locale separator for locale.
* @param separatorCapacity the size of the buffer to store the locale
* separator with.
* @param status Must be a valid pointer to an error code value,
* which must not indicate a failure before the function call.
* @return the actual buffer size needed for localeSeparator. If it's greater
* than separatorCapacity, the returned separator will be truncated.
*
* @draft ICU 4.2
*/
U_DRAFT int32_t U_EXPORT2
ulocdata_getLocaleSeparator(ULocaleData *uld,
UChar *separator,
int32_t separatorCapacity,
UErrorCode *status);
#endif