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729e4ab9
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1/*
2*******************************************************************************
57a6839d 3* Copyright (C) 2010-2014, International Business Machines Corporation and
4388f060 4* others. All Rights Reserved.
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5*******************************************************************************
6*/
7
8#include "unicode/utypes.h"
9
10#if !UCONFIG_NO_FORMATTING
11
12#include "unicode/locdspnm.h"
729e4ab9 13#include "unicode/msgfmt.h"
51004dcb 14#include "unicode/ures.h"
57a6839d 15#include "unicode/udisplaycontext.h"
51004dcb 16#include "unicode/brkiter.h"
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17
18#include "cmemory.h"
19#include "cstring.h"
b331163b 20#include "mutex.h"
729e4ab9 21#include "ulocimp.h"
b331163b 22#include "umutex.h"
729e4ab9 23#include "ureslocs.h"
51004dcb 24#include "uresimp.h"
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25
26#include <stdarg.h>
27
28/**
29 * Concatenate a number of null-terminated strings to buffer, leaving a
30 * null-terminated string. The last argument should be the null pointer.
31 * Return the length of the string in the buffer, not counting the trailing
32 * null. Return -1 if there is an error (buffer is null, or buflen < 1).
33 */
34static int32_t ncat(char *buffer, uint32_t buflen, ...) {
35 va_list args;
36 char *str;
37 char *p = buffer;
38 const char* e = buffer + buflen - 1;
39
40 if (buffer == NULL || buflen < 1) {
41 return -1;
42 }
43
44 va_start(args, buflen);
45 while ((str = va_arg(args, char *))) {
46 char c;
47 while (p != e && (c = *str++)) {
48 *p++ = c;
49 }
50 }
51 *p = 0;
52 va_end(args);
53
54 return p - buffer;
55}
56
57U_NAMESPACE_BEGIN
58
59////////////////////////////////////////////////////////////////////////////////////////////////////
60
61// Access resource data for locale components.
62// Wrap code in uloc.c for now.
63class ICUDataTable {
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64 const char* path;
65 Locale locale;
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66
67public:
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68 ICUDataTable(const char* path, const Locale& locale);
69 ~ICUDataTable();
729e4ab9 70
51004dcb 71 const Locale& getLocale();
729e4ab9 72
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73 UnicodeString& get(const char* tableKey, const char* itemKey,
74 UnicodeString& result) const;
75 UnicodeString& get(const char* tableKey, const char* subTableKey, const char* itemKey,
76 UnicodeString& result) const;
729e4ab9 77
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78 UnicodeString& getNoFallback(const char* tableKey, const char* itemKey,
79 UnicodeString &result) const;
80 UnicodeString& getNoFallback(const char* tableKey, const char* subTableKey, const char* itemKey,
81 UnicodeString &result) const;
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82};
83
84inline UnicodeString &
85ICUDataTable::get(const char* tableKey, const char* itemKey, UnicodeString& result) const {
51004dcb 86 return get(tableKey, NULL, itemKey, result);
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87}
88
89inline UnicodeString &
90ICUDataTable::getNoFallback(const char* tableKey, const char* itemKey, UnicodeString& result) const {
51004dcb 91 return getNoFallback(tableKey, NULL, itemKey, result);
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92}
93
94ICUDataTable::ICUDataTable(const char* path, const Locale& locale)
51004dcb 95 : path(NULL), locale(Locale::getRoot())
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96{
97 if (path) {
98 int32_t len = uprv_strlen(path);
99 this->path = (const char*) uprv_malloc(len + 1);
100 if (this->path) {
101 uprv_strcpy((char *)this->path, path);
102 this->locale = locale;
103 }
104 }
105}
106
107ICUDataTable::~ICUDataTable() {
108 if (path) {
109 uprv_free((void*) path);
110 path = NULL;
111 }
112}
113
114const Locale&
115ICUDataTable::getLocale() {
116 return locale;
117}
118
119UnicodeString &
120ICUDataTable::get(const char* tableKey, const char* subTableKey, const char* itemKey,
121 UnicodeString &result) const {
122 UErrorCode status = U_ZERO_ERROR;
123 int32_t len = 0;
124
125 const UChar *s = uloc_getTableStringWithFallback(path, locale.getName(),
126 tableKey, subTableKey, itemKey,
127 &len, &status);
4388f060 128 if (U_SUCCESS(status) && len > 0) {
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129 return result.setTo(s, len);
130 }
131 return result.setTo(UnicodeString(itemKey, -1, US_INV));
132}
133
134UnicodeString &
135ICUDataTable::getNoFallback(const char* tableKey, const char* subTableKey, const char* itemKey,
136 UnicodeString& result) const {
137 UErrorCode status = U_ZERO_ERROR;
138 int32_t len = 0;
139
140 const UChar *s = uloc_getTableStringWithFallback(path, locale.getName(),
141 tableKey, subTableKey, itemKey,
142 &len, &status);
143 if (U_SUCCESS(status)) {
144 return result.setTo(s, len);
145 }
146
147 result.setToBogus();
148 return result;
149}
150
151////////////////////////////////////////////////////////////////////////////////////////////////////
152
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153LocaleDisplayNames::~LocaleDisplayNames() {}
154
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155////////////////////////////////////////////////////////////////////////////////////////////////////
156
157#if 0 // currently unused
158
159class DefaultLocaleDisplayNames : public LocaleDisplayNames {
160 UDialectHandling dialectHandling;
161
162public:
163 // constructor
164 DefaultLocaleDisplayNames(UDialectHandling dialectHandling);
165
166 virtual ~DefaultLocaleDisplayNames();
167
168 virtual const Locale& getLocale() const;
169 virtual UDialectHandling getDialectHandling() const;
51004dcb 170
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171 virtual UnicodeString& localeDisplayName(const Locale& locale,
172 UnicodeString& result) const;
173 virtual UnicodeString& localeDisplayName(const char* localeId,
174 UnicodeString& result) const;
175 virtual UnicodeString& languageDisplayName(const char* lang,
176 UnicodeString& result) const;
177 virtual UnicodeString& scriptDisplayName(const char* script,
178 UnicodeString& result) const;
179 virtual UnicodeString& scriptDisplayName(UScriptCode scriptCode,
180 UnicodeString& result) const;
181 virtual UnicodeString& regionDisplayName(const char* region,
182 UnicodeString& result) const;
183 virtual UnicodeString& variantDisplayName(const char* variant,
184 UnicodeString& result) const;
185 virtual UnicodeString& keyDisplayName(const char* key,
186 UnicodeString& result) const;
187 virtual UnicodeString& keyValueDisplayName(const char* key,
188 const char* value,
189 UnicodeString& result) const;
190};
191
192DefaultLocaleDisplayNames::DefaultLocaleDisplayNames(UDialectHandling dialectHandling)
193 : dialectHandling(dialectHandling) {
194}
195
196DefaultLocaleDisplayNames::~DefaultLocaleDisplayNames() {
197}
198
199const Locale&
200DefaultLocaleDisplayNames::getLocale() const {
201 return Locale::getRoot();
202}
203
204UDialectHandling
205DefaultLocaleDisplayNames::getDialectHandling() const {
206 return dialectHandling;
207}
208
209UnicodeString&
210DefaultLocaleDisplayNames::localeDisplayName(const Locale& locale,
211 UnicodeString& result) const {
212 return result = UnicodeString(locale.getName(), -1, US_INV);
213}
214
215UnicodeString&
216DefaultLocaleDisplayNames::localeDisplayName(const char* localeId,
217 UnicodeString& result) const {
218 return result = UnicodeString(localeId, -1, US_INV);
219}
220
221UnicodeString&
222DefaultLocaleDisplayNames::languageDisplayName(const char* lang,
223 UnicodeString& result) const {
224 return result = UnicodeString(lang, -1, US_INV);
225}
226
227UnicodeString&
228DefaultLocaleDisplayNames::scriptDisplayName(const char* script,
229 UnicodeString& result) const {
230 return result = UnicodeString(script, -1, US_INV);
231}
232
233UnicodeString&
234DefaultLocaleDisplayNames::scriptDisplayName(UScriptCode scriptCode,
235 UnicodeString& result) const {
236 const char* name = uscript_getName(scriptCode);
237 if (name) {
238 return result = UnicodeString(name, -1, US_INV);
239 }
240 return result.remove();
241}
242
243UnicodeString&
244DefaultLocaleDisplayNames::regionDisplayName(const char* region,
245 UnicodeString& result) const {
246 return result = UnicodeString(region, -1, US_INV);
247}
248
249UnicodeString&
250DefaultLocaleDisplayNames::variantDisplayName(const char* variant,
251 UnicodeString& result) const {
252 return result = UnicodeString(variant, -1, US_INV);
253}
254
255UnicodeString&
256DefaultLocaleDisplayNames::keyDisplayName(const char* key,
257 UnicodeString& result) const {
258 return result = UnicodeString(key, -1, US_INV);
259}
260
261UnicodeString&
262DefaultLocaleDisplayNames::keyValueDisplayName(const char* /* key */,
263 const char* value,
264 UnicodeString& result) const {
265 return result = UnicodeString(value, -1, US_INV);
266}
267
268#endif // currently unused class DefaultLocaleDisplayNames
269
270////////////////////////////////////////////////////////////////////////////////////////////////////
271
272class LocaleDisplayNamesImpl : public LocaleDisplayNames {
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273 Locale locale;
274 UDialectHandling dialectHandling;
275 ICUDataTable langData;
276 ICUDataTable regionData;
57a6839d 277 MessageFormat *separatorFormat;
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278 MessageFormat *format;
279 MessageFormat *keyTypeFormat;
280 UDisplayContext capitalizationContext;
57a6839d 281 BreakIterator* capitalizationBrkIter;
b331163b 282 static UMutex capitalizationBrkIterLock;
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283 UnicodeString formatOpenParen;
284 UnicodeString formatReplaceOpenParen;
285 UnicodeString formatCloseParen;
286 UnicodeString formatReplaceCloseParen;
287 UDisplayContext nameLength;
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288
289 // Constants for capitalization context usage types.
290 enum CapContextUsage {
291 kCapContextUsageLanguage,
292 kCapContextUsageScript,
293 kCapContextUsageTerritory,
294 kCapContextUsageVariant,
295 kCapContextUsageKey,
57a6839d 296 kCapContextUsageKeyValue,
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297 kCapContextUsageCount
298 };
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299 // Capitalization transforms. For each usage type, indicates whether to titlecase for
300 // the context specified in capitalizationContext (which we know at construction time)
301 UBool fCapitalization[kCapContextUsageCount];
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302
303public:
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304 // constructor
305 LocaleDisplayNamesImpl(const Locale& locale, UDialectHandling dialectHandling);
306 LocaleDisplayNamesImpl(const Locale& locale, UDisplayContext *contexts, int32_t length);
307 virtual ~LocaleDisplayNamesImpl();
308
309 virtual const Locale& getLocale() const;
310 virtual UDialectHandling getDialectHandling() const;
311 virtual UDisplayContext getContext(UDisplayContextType type) const;
312
313 virtual UnicodeString& localeDisplayName(const Locale& locale,
314 UnicodeString& result) const;
315 virtual UnicodeString& localeDisplayName(const char* localeId,
316 UnicodeString& result) const;
317 virtual UnicodeString& languageDisplayName(const char* lang,
318 UnicodeString& result) const;
319 virtual UnicodeString& scriptDisplayName(const char* script,
320 UnicodeString& result) const;
321 virtual UnicodeString& scriptDisplayName(UScriptCode scriptCode,
322 UnicodeString& result) const;
323 virtual UnicodeString& regionDisplayName(const char* region,
324 UnicodeString& result) const;
325 virtual UnicodeString& variantDisplayName(const char* variant,
326 UnicodeString& result) const;
327 virtual UnicodeString& keyDisplayName(const char* key,
328 UnicodeString& result) const;
329 virtual UnicodeString& keyValueDisplayName(const char* key,
330 const char* value,
331 UnicodeString& result) const;
729e4ab9 332private:
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333 UnicodeString& localeIdName(const char* localeId,
334 UnicodeString& result) const;
b331163b 335 UnicodeString& regionShortDisplayName(const char* region, // Apple-specific
57a6839d 336 UnicodeString& result) const;
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337 UnicodeString& appendWithSep(UnicodeString& buffer, const UnicodeString& src) const;
338 UnicodeString& adjustForUsageAndContext(CapContextUsage usage, UnicodeString& result) const;
339 void initialize(void);
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340};
341
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342UMutex LocaleDisplayNamesImpl::capitalizationBrkIterLock = U_MUTEX_INITIALIZER;
343
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344LocaleDisplayNamesImpl::LocaleDisplayNamesImpl(const Locale& locale,
345 UDialectHandling dialectHandling)
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346 : dialectHandling(dialectHandling)
347 , langData(U_ICUDATA_LANG, locale)
348 , regionData(U_ICUDATA_REGION, locale)
57a6839d 349 , separatorFormat(NULL)
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350 , format(NULL)
351 , keyTypeFormat(NULL)
352 , capitalizationContext(UDISPCTX_CAPITALIZATION_NONE)
57a6839d 353 , capitalizationBrkIter(NULL)
b331163b 354 , nameLength(UDISPCTX_LENGTH_FULL)
729e4ab9 355{
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356 initialize();
357}
729e4ab9 358
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359LocaleDisplayNamesImpl::LocaleDisplayNamesImpl(const Locale& locale,
360 UDisplayContext *contexts, int32_t length)
361 : dialectHandling(ULDN_STANDARD_NAMES)
362 , langData(U_ICUDATA_LANG, locale)
363 , regionData(U_ICUDATA_REGION, locale)
57a6839d 364 , separatorFormat(NULL)
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365 , format(NULL)
366 , keyTypeFormat(NULL)
367 , capitalizationContext(UDISPCTX_CAPITALIZATION_NONE)
57a6839d 368 , capitalizationBrkIter(NULL)
b331163b 369 , nameLength(UDISPCTX_LENGTH_FULL)
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370{
371 while (length-- > 0) {
372 UDisplayContext value = *contexts++;
373 UDisplayContextType selector = (UDisplayContextType)((uint32_t)value >> 8);
374 switch (selector) {
375 case UDISPCTX_TYPE_DIALECT_HANDLING:
376 dialectHandling = (UDialectHandling)value;
377 break;
378 case UDISPCTX_TYPE_CAPITALIZATION:
379 capitalizationContext = value;
380 break;
b331163b 381 case UDISPCTX_TYPE_DISPLAY_LENGTH:
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382 nameLength = value;
383 break;
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384 case UADISPCTX_TYPE_LENGTH: // Apple-specific
385 nameLength = (value == UADISPCTX_LENGTH_SHORT)? UDISPCTX_LENGTH_SHORT: UDISPCTX_LENGTH_FULL;
386 break;
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387 default:
388 break;
389 }
390 }
391 initialize();
392}
729e4ab9 393
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394void
395LocaleDisplayNamesImpl::initialize(void) {
396 LocaleDisplayNamesImpl *nonConstThis = (LocaleDisplayNamesImpl *)this;
397 nonConstThis->locale = langData.getLocale() == Locale::getRoot()
398 ? regionData.getLocale()
399 : langData.getLocale();
4388f060 400
57a6839d 401 UnicodeString sep;
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402 langData.getNoFallback("localeDisplayPattern", "separator", sep);
403 if (sep.isBogus()) {
57a6839d 404 sep = UnicodeString("{0}, {1}", -1, US_INV);
51004dcb 405 }
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406 UErrorCode status = U_ZERO_ERROR;
407 separatorFormat = new MessageFormat(sep, status);
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408
409 UnicodeString pattern;
410 langData.getNoFallback("localeDisplayPattern", "pattern", pattern);
411 if (pattern.isBogus()) {
412 pattern = UnicodeString("{0} ({1})", -1, US_INV);
413 }
51004dcb 414 format = new MessageFormat(pattern, status);
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415 if (pattern.indexOf((UChar)0xFF08) >= 0) {
416 formatOpenParen.setTo((UChar)0xFF08); // fullwidth (
417 formatReplaceOpenParen.setTo((UChar)0xFF3B); // fullwidth [
418 formatCloseParen.setTo((UChar)0xFF09); // fullwidth )
419 formatReplaceCloseParen.setTo((UChar)0xFF3D); // fullwidth ]
420 } else {
421 formatOpenParen.setTo((UChar)0x0028); // (
422 formatReplaceOpenParen.setTo((UChar)0x005B); // [
423 formatCloseParen.setTo((UChar)0x0029); // )
424 formatReplaceCloseParen.setTo((UChar)0x005D); // ]
425 }
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426
427 UnicodeString ktPattern;
428 langData.get("localeDisplayPattern", "keyTypePattern", ktPattern);
429 if (ktPattern.isBogus()) {
430 ktPattern = UnicodeString("{0}={1}", -1, US_INV);
431 }
432 keyTypeFormat = new MessageFormat(ktPattern, status);
433
434 uprv_memset(fCapitalization, 0, sizeof(fCapitalization));
435#if !UCONFIG_NO_BREAK_ITERATION
436 // The following is basically copied from DateFormatSymbols::initializeData
437 typedef struct {
438 const char * usageName;
439 LocaleDisplayNamesImpl::CapContextUsage usageEnum;
440 } ContextUsageNameToEnum;
441 const ContextUsageNameToEnum contextUsageTypeMap[] = {
442 // Entries must be sorted by usageTypeName; entry with NULL name terminates list.
443 { "key", kCapContextUsageKey },
57a6839d 444 { "keyValue", kCapContextUsageKeyValue },
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445 { "languages", kCapContextUsageLanguage },
446 { "script", kCapContextUsageScript },
447 { "territory", kCapContextUsageTerritory },
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448 { "variant", kCapContextUsageVariant },
449 { NULL, (CapContextUsage)0 },
450 };
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451 // Only get the context data if we need it! This is a const object so we know now...
452 // Also check whether we will need a break iterator (depends on the data)
453 UBool needBrkIter = FALSE;
454 if (capitalizationContext == UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU || capitalizationContext == UDISPCTX_CAPITALIZATION_FOR_STANDALONE) {
455 int32_t len = 0;
456 UResourceBundle *localeBundle = ures_open(NULL, locale.getName(), &status);
51004dcb 457 if (U_SUCCESS(status)) {
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458 UResourceBundle *contextTransforms = ures_getByKeyWithFallback(localeBundle, "contextTransforms", NULL, &status);
459 if (U_SUCCESS(status)) {
460 UResourceBundle *contextTransformUsage;
461 while ( (contextTransformUsage = ures_getNextResource(contextTransforms, NULL, &status)) != NULL ) {
462 const int32_t * intVector = ures_getIntVector(contextTransformUsage, &len, &status);
463 if (U_SUCCESS(status) && intVector != NULL && len >= 2) {
464 const char* usageKey = ures_getKey(contextTransformUsage);
465 if (usageKey != NULL) {
466 const ContextUsageNameToEnum * typeMapPtr = contextUsageTypeMap;
467 int32_t compResult = 0;
468 // linear search; list is short and we cannot be sure that bsearch is available
469 while ( typeMapPtr->usageName != NULL && (compResult = uprv_strcmp(usageKey, typeMapPtr->usageName)) > 0 ) {
470 ++typeMapPtr;
471 }
472 if (typeMapPtr->usageName != NULL && compResult == 0) {
473 int32_t titlecaseInt = (capitalizationContext == UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU)? intVector[0]: intVector[1];
474 if (titlecaseInt != 0) {
475 fCapitalization[typeMapPtr->usageEnum] = TRUE;;
476 needBrkIter = TRUE;
477 }
478 }
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479 }
480 }
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481 status = U_ZERO_ERROR;
482 ures_close(contextTransformUsage);
51004dcb 483 }
57a6839d 484 ures_close(contextTransforms);
51004dcb 485 }
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486 ures_close(localeBundle);
487 }
488 }
489 // Get a sentence break iterator if we will need it
490 if (needBrkIter || capitalizationContext == UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE) {
491 status = U_ZERO_ERROR;
492 capitalizationBrkIter = BreakIterator::createSentenceInstance(locale, status);
493 if (U_FAILURE(status)) {
494 delete capitalizationBrkIter;
495 capitalizationBrkIter = NULL;
51004dcb 496 }
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497 }
498#endif
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499}
500
501LocaleDisplayNamesImpl::~LocaleDisplayNamesImpl() {
57a6839d 502 delete separatorFormat;
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503 delete format;
504 delete keyTypeFormat;
57a6839d 505 delete capitalizationBrkIter;
51004dcb 506 }
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507
508const Locale&
509LocaleDisplayNamesImpl::getLocale() const {
51004dcb 510 return locale;
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511}
512
513UDialectHandling
514LocaleDisplayNamesImpl::getDialectHandling() const {
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515 return dialectHandling;
516}
517
518UDisplayContext
519LocaleDisplayNamesImpl::getContext(UDisplayContextType type) const {
520 switch (type) {
521 case UDISPCTX_TYPE_DIALECT_HANDLING:
522 return (UDisplayContext)dialectHandling;
523 case UDISPCTX_TYPE_CAPITALIZATION:
524 return capitalizationContext;
b331163b 525 case UDISPCTX_TYPE_DISPLAY_LENGTH:
57a6839d 526 return nameLength;
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527 case UADISPCTX_TYPE_LENGTH: // Apple-specific
528 return (nameLength == UDISPCTX_LENGTH_SHORT)? UADISPCTX_LENGTH_SHORT: UADISPCTX_LENGTH_STANDARD;
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529 default:
530 break;
531 }
532 return (UDisplayContext)0;
533}
534
535UnicodeString&
536LocaleDisplayNamesImpl::adjustForUsageAndContext(CapContextUsage usage,
537 UnicodeString& result) const {
538#if !UCONFIG_NO_BREAK_ITERATION
539 // check to see whether we need to titlecase result
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540 if ( result.length() > 0 && u_islower(result.char32At(0)) && capitalizationBrkIter!= NULL &&
541 ( capitalizationContext==UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE || fCapitalization[usage] ) ) {
542 // note fCapitalization[usage] won't be set unless capitalizationContext is UI_LIST_OR_MENU or STANDALONE
b331163b 543 Mutex lock(&capitalizationBrkIterLock);
57a6839d 544 result.toTitle(capitalizationBrkIter, locale, U_TITLECASE_NO_LOWERCASE | U_TITLECASE_NO_BREAK_ADJUSTMENT);
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545 }
546#endif
547 return result;
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548}
549
550UnicodeString&
551LocaleDisplayNamesImpl::localeDisplayName(const Locale& locale,
552 UnicodeString& result) const {
553 UnicodeString resultName;
554
555 const char* lang = locale.getLanguage();
556 if (uprv_strlen(lang) == 0) {
557 lang = "root";
558 }
559 const char* script = locale.getScript();
560 const char* country = locale.getCountry();
561 const char* variant = locale.getVariant();
562
563 UBool hasScript = uprv_strlen(script) > 0;
564 UBool hasCountry = uprv_strlen(country) > 0;
565 UBool hasVariant = uprv_strlen(variant) > 0;
566
567 if (dialectHandling == ULDN_DIALECT_NAMES) {
568 char buffer[ULOC_FULLNAME_CAPACITY];
569 do { // loop construct is so we can break early out of search
570 if (hasScript && hasCountry) {
571 ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", script, "_", country, (char *)0);
572 localeIdName(buffer, resultName);
573 if (!resultName.isBogus()) {
574 hasScript = FALSE;
575 hasCountry = FALSE;
576 break;
577 }
578 }
579 if (hasScript) {
580 ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", script, (char *)0);
581 localeIdName(buffer, resultName);
582 if (!resultName.isBogus()) {
583 hasScript = FALSE;
584 break;
585 }
586 }
587 if (hasCountry) {
588 ncat(buffer, ULOC_FULLNAME_CAPACITY, lang, "_", country, (char*)0);
589 localeIdName(buffer, resultName);
590 if (!resultName.isBogus()) {
591 hasCountry = FALSE;
592 break;
593 }
594 }
595 } while (FALSE);
596 }
597 if (resultName.isBogus() || resultName.isEmpty()) {
598 localeIdName(lang, resultName);
599 }
600
601 UnicodeString resultRemainder;
602 UnicodeString temp;
603 StringEnumeration *e = NULL;
604 UErrorCode status = U_ZERO_ERROR;
605
606 if (hasScript) {
607 resultRemainder.append(scriptDisplayName(script, temp));
608 }
609 if (hasCountry) {
b331163b 610 appendWithSep(resultRemainder, regionShortDisplayName(country, temp)); // Apple modification
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611 }
612 if (hasVariant) {
613 appendWithSep(resultRemainder, variantDisplayName(variant, temp));
614 }
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615 resultRemainder.findAndReplace(formatOpenParen, formatReplaceOpenParen);
616 resultRemainder.findAndReplace(formatCloseParen, formatReplaceCloseParen);
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617
618 e = locale.createKeywords(status);
619 if (e && U_SUCCESS(status)) {
620 UnicodeString temp2;
621 char value[ULOC_KEYWORD_AND_VALUES_CAPACITY]; // sigh, no ULOC_VALUE_CAPACITY
622 const char* key;
623 while ((key = e->next((int32_t *)0, status)) != NULL) {
624 locale.getKeywordValue(key, value, ULOC_KEYWORD_AND_VALUES_CAPACITY, status);
4388f060 625 keyDisplayName(key, temp);
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626 temp.findAndReplace(formatOpenParen, formatReplaceOpenParen);
627 temp.findAndReplace(formatCloseParen, formatReplaceCloseParen);
4388f060 628 keyValueDisplayName(key, value, temp2);
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629 temp2.findAndReplace(formatOpenParen, formatReplaceOpenParen);
630 temp2.findAndReplace(formatCloseParen, formatReplaceCloseParen);
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A
631 if (temp2 != UnicodeString(value, -1, US_INV)) {
632 appendWithSep(resultRemainder, temp2);
633 } else if (temp != UnicodeString(key, -1, US_INV)) {
634 UnicodeString temp3;
635 Formattable data[] = {
636 temp,
637 temp2
638 };
639 FieldPosition fpos;
640 status = U_ZERO_ERROR;
641 keyTypeFormat->format(data, 2, temp3, fpos, status);
642 appendWithSep(resultRemainder, temp3);
643 } else {
644 appendWithSep(resultRemainder, temp)
645 .append((UChar)0x3d /* = */)
646 .append(temp2);
647 }
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648 }
649 delete e;
650 }
651
652 if (!resultRemainder.isEmpty()) {
653 Formattable data[] = {
654 resultName,
655 resultRemainder
656 };
657 FieldPosition fpos;
658 status = U_ZERO_ERROR;
659 format->format(data, 2, result, fpos, status);
51004dcb 660 return adjustForUsageAndContext(kCapContextUsageLanguage, result);
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661 }
662
51004dcb
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663 result = resultName;
664 return adjustForUsageAndContext(kCapContextUsageLanguage, result);
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665}
666
667UnicodeString&
668LocaleDisplayNamesImpl::appendWithSep(UnicodeString& buffer, const UnicodeString& src) const {
57a6839d
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669 if (buffer.isEmpty()) {
670 buffer.setTo(src);
671 } else {
672 UnicodeString combined;
673 Formattable data[] = {
674 buffer,
675 src
676 };
677 FieldPosition fpos;
678 UErrorCode status = U_ZERO_ERROR;
679 separatorFormat->format(data, 2, combined, fpos, status);
680 if (U_SUCCESS(status)) {
681 buffer.setTo(combined);
682 }
51004dcb 683 }
51004dcb 684 return buffer;
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685}
686
687UnicodeString&
688LocaleDisplayNamesImpl::localeDisplayName(const char* localeId,
689 UnicodeString& result) const {
51004dcb 690 return localeDisplayName(Locale(localeId), result);
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691}
692
51004dcb 693// private
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694UnicodeString&
695LocaleDisplayNamesImpl::localeIdName(const char* localeId,
696 UnicodeString& result) const {
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697 if (nameLength == UDISPCTX_LENGTH_SHORT) {
698 langData.getNoFallback("Languages%short", localeId, result);
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699 if (!result.isBogus()) {
700 return result;
701 }
702 }
51004dcb 703 return langData.getNoFallback("Languages", localeId, result);
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704}
705
706UnicodeString&
707LocaleDisplayNamesImpl::languageDisplayName(const char* lang,
708 UnicodeString& result) const {
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709 if (uprv_strcmp("root", lang) == 0 || uprv_strchr(lang, '_') != NULL) {
710 return result = UnicodeString(lang, -1, US_INV);
711 }
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712 if (nameLength == UDISPCTX_LENGTH_SHORT) {
713 langData.get("Languages%short", lang, result);
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714 if (!result.isBogus()) {
715 return adjustForUsageAndContext(kCapContextUsageLanguage, result);
716 }
717 }
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718 langData.get("Languages", lang, result);
719 return adjustForUsageAndContext(kCapContextUsageLanguage, result);
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720}
721
722UnicodeString&
723LocaleDisplayNamesImpl::scriptDisplayName(const char* script,
724 UnicodeString& result) const {
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A
725 if (nameLength == UDISPCTX_LENGTH_SHORT) {
726 langData.get("Scripts%short", script, result);
727 if (!result.isBogus()) {
728 return adjustForUsageAndContext(kCapContextUsageScript, result);
729 }
730 }
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A
731 langData.get("Scripts", script, result);
732 return adjustForUsageAndContext(kCapContextUsageScript, result);
729e4ab9
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733}
734
735UnicodeString&
736LocaleDisplayNamesImpl::scriptDisplayName(UScriptCode scriptCode,
737 UnicodeString& result) const {
b331163b 738 return scriptDisplayName(uscript_getName(scriptCode), result);
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739}
740
741UnicodeString&
742LocaleDisplayNamesImpl::regionDisplayName(const char* region,
743 UnicodeString& result) const {
b331163b
A
744 if (nameLength == UDISPCTX_LENGTH_SHORT) {
745 regionData.get("Countries%short", region, result);
57a6839d
A
746 if (!result.isBogus()) {
747 return adjustForUsageAndContext(kCapContextUsageTerritory, result);
748 }
749 }
750 regionData.get("Countries", region, result);
751 return adjustForUsageAndContext(kCapContextUsageTerritory, result);
752}
753
754// private Apple
755UnicodeString&
756LocaleDisplayNamesImpl::regionShortDisplayName(const char* region,
757 UnicodeString& result) const {
758 if (uprv_strcmp(region, "PS") != 0) {
b331163b 759 regionData.getNoFallback("Countries%short", region, result);
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A
760 if (!result.isBogus()) {
761 return adjustForUsageAndContext(kCapContextUsageTerritory, result);
762 }
763 }
51004dcb
A
764 regionData.get("Countries", region, result);
765 return adjustForUsageAndContext(kCapContextUsageTerritory, result);
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766}
767
768UnicodeString&
769LocaleDisplayNamesImpl::variantDisplayName(const char* variant,
770 UnicodeString& result) const {
b331163b 771 // don't have a resource for short variant names
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A
772 langData.get("Variants", variant, result);
773 return adjustForUsageAndContext(kCapContextUsageVariant, result);
729e4ab9
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774}
775
776UnicodeString&
777LocaleDisplayNamesImpl::keyDisplayName(const char* key,
778 UnicodeString& result) const {
b331163b 779 // don't have a resource for short key names
51004dcb
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780 langData.get("Keys", key, result);
781 return adjustForUsageAndContext(kCapContextUsageKey, result);
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A
782}
783
784UnicodeString&
785LocaleDisplayNamesImpl::keyValueDisplayName(const char* key,
786 const char* value,
787 UnicodeString& result) const {
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A
788 if (uprv_strcmp(key, "currency") == 0) {
789 // ICU4C does not have ICU4J CurrencyDisplayInfo equivalent for now.
790 UErrorCode sts = U_ZERO_ERROR;
791 UnicodeString ustrValue(value, -1, US_INV);
792 int32_t len;
793 UBool isChoice = FALSE;
794 const UChar *currencyName = ucurr_getName(ustrValue.getTerminatedBuffer(),
795 locale.getBaseName(), UCURR_LONG_NAME, &isChoice, &len, &sts);
796 if (U_FAILURE(sts)) {
797 // Return the value as is on failure
798 result = ustrValue;
799 return result;
800 }
801 result.setTo(currencyName, len);
802 return adjustForUsageAndContext(kCapContextUsageKeyValue, result);
803 }
804
805 if (nameLength == UDISPCTX_LENGTH_SHORT) {
806 langData.get("Types%short", key, value, result);
807 if (!result.isBogus()) {
808 return adjustForUsageAndContext(kCapContextUsageKeyValue, result);
809 }
810 }
51004dcb 811 langData.get("Types", key, value, result);
57a6839d 812 return adjustForUsageAndContext(kCapContextUsageKeyValue, result);
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813}
814
815////////////////////////////////////////////////////////////////////////////////////////////////////
816
817LocaleDisplayNames*
818LocaleDisplayNames::createInstance(const Locale& locale,
819 UDialectHandling dialectHandling) {
51004dcb
A
820 return new LocaleDisplayNamesImpl(locale, dialectHandling);
821}
822
823LocaleDisplayNames*
824LocaleDisplayNames::createInstance(const Locale& locale,
825 UDisplayContext *contexts, int32_t length) {
826 if (contexts == NULL) {
827 length = 0;
828 }
829 return new LocaleDisplayNamesImpl(locale, contexts, length);
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830}
831
832U_NAMESPACE_END
833
834////////////////////////////////////////////////////////////////////////////////////////////////////
835
836U_NAMESPACE_USE
837
51004dcb 838U_CAPI ULocaleDisplayNames * U_EXPORT2
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839uldn_open(const char * locale,
840 UDialectHandling dialectHandling,
841 UErrorCode *pErrorCode) {
842 if (U_FAILURE(*pErrorCode)) {
843 return 0;
844 }
845 if (locale == NULL) {
846 locale = uloc_getDefault();
847 }
848 return (ULocaleDisplayNames *)LocaleDisplayNames::createInstance(Locale(locale), dialectHandling);
849}
850
51004dcb
A
851U_CAPI ULocaleDisplayNames * U_EXPORT2
852uldn_openForContext(const char * locale,
853 UDisplayContext *contexts, int32_t length,
854 UErrorCode *pErrorCode) {
855 if (U_FAILURE(*pErrorCode)) {
856 return 0;
857 }
858 if (locale == NULL) {
859 locale = uloc_getDefault();
860 }
861 return (ULocaleDisplayNames *)LocaleDisplayNames::createInstance(Locale(locale), contexts, length);
862}
863
864
865U_CAPI void U_EXPORT2
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A
866uldn_close(ULocaleDisplayNames *ldn) {
867 delete (LocaleDisplayNames *)ldn;
868}
869
51004dcb 870U_CAPI const char * U_EXPORT2
729e4ab9
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871uldn_getLocale(const ULocaleDisplayNames *ldn) {
872 if (ldn) {
873 return ((const LocaleDisplayNames *)ldn)->getLocale().getName();
874 }
875 return NULL;
876}
877
51004dcb 878U_CAPI UDialectHandling U_EXPORT2
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879uldn_getDialectHandling(const ULocaleDisplayNames *ldn) {
880 if (ldn) {
881 return ((const LocaleDisplayNames *)ldn)->getDialectHandling();
882 }
883 return ULDN_STANDARD_NAMES;
884}
885
51004dcb
A
886U_CAPI UDisplayContext U_EXPORT2
887uldn_getContext(const ULocaleDisplayNames *ldn,
888 UDisplayContextType type,
889 UErrorCode *pErrorCode) {
890 if (U_FAILURE(*pErrorCode)) {
891 return (UDisplayContext)0;
892 }
893 return ((const LocaleDisplayNames *)ldn)->getContext(type);
894}
895
896U_CAPI int32_t U_EXPORT2
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897uldn_localeDisplayName(const ULocaleDisplayNames *ldn,
898 const char *locale,
899 UChar *result,
900 int32_t maxResultSize,
901 UErrorCode *pErrorCode) {
902 if (U_FAILURE(*pErrorCode)) {
903 return 0;
904 }
905 if (ldn == NULL || locale == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
906 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
907 return 0;
908 }
909 UnicodeString temp(result, 0, maxResultSize);
910 ((const LocaleDisplayNames *)ldn)->localeDisplayName(locale, temp);
911 return temp.extract(result, maxResultSize, *pErrorCode);
912}
913
51004dcb 914U_CAPI int32_t U_EXPORT2
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915uldn_languageDisplayName(const ULocaleDisplayNames *ldn,
916 const char *lang,
917 UChar *result,
918 int32_t maxResultSize,
919 UErrorCode *pErrorCode) {
920 if (U_FAILURE(*pErrorCode)) {
921 return 0;
922 }
923 if (ldn == NULL || lang == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
924 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
925 return 0;
926 }
927 UnicodeString temp(result, 0, maxResultSize);
928 ((const LocaleDisplayNames *)ldn)->languageDisplayName(lang, temp);
929 return temp.extract(result, maxResultSize, *pErrorCode);
930}
931
51004dcb 932U_CAPI int32_t U_EXPORT2
729e4ab9
A
933uldn_scriptDisplayName(const ULocaleDisplayNames *ldn,
934 const char *script,
935 UChar *result,
936 int32_t maxResultSize,
937 UErrorCode *pErrorCode) {
938 if (U_FAILURE(*pErrorCode)) {
939 return 0;
940 }
941 if (ldn == NULL || script == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
942 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
943 return 0;
944 }
945 UnicodeString temp(result, 0, maxResultSize);
946 ((const LocaleDisplayNames *)ldn)->scriptDisplayName(script, temp);
947 return temp.extract(result, maxResultSize, *pErrorCode);
948}
949
51004dcb 950U_CAPI int32_t U_EXPORT2
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951uldn_scriptCodeDisplayName(const ULocaleDisplayNames *ldn,
952 UScriptCode scriptCode,
953 UChar *result,
954 int32_t maxResultSize,
955 UErrorCode *pErrorCode) {
956 return uldn_scriptDisplayName(ldn, uscript_getName(scriptCode), result, maxResultSize, pErrorCode);
957}
958
51004dcb 959U_CAPI int32_t U_EXPORT2
729e4ab9
A
960uldn_regionDisplayName(const ULocaleDisplayNames *ldn,
961 const char *region,
962 UChar *result,
963 int32_t maxResultSize,
964 UErrorCode *pErrorCode) {
965 if (U_FAILURE(*pErrorCode)) {
966 return 0;
967 }
968 if (ldn == NULL || region == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
969 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
970 return 0;
971 }
972 UnicodeString temp(result, 0, maxResultSize);
973 ((const LocaleDisplayNames *)ldn)->regionDisplayName(region, temp);
974 return temp.extract(result, maxResultSize, *pErrorCode);
975}
976
51004dcb 977U_CAPI int32_t U_EXPORT2
729e4ab9
A
978uldn_variantDisplayName(const ULocaleDisplayNames *ldn,
979 const char *variant,
980 UChar *result,
981 int32_t maxResultSize,
982 UErrorCode *pErrorCode) {
983 if (U_FAILURE(*pErrorCode)) {
984 return 0;
985 }
986 if (ldn == NULL || variant == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
987 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
988 return 0;
989 }
990 UnicodeString temp(result, 0, maxResultSize);
991 ((const LocaleDisplayNames *)ldn)->variantDisplayName(variant, temp);
992 return temp.extract(result, maxResultSize, *pErrorCode);
993}
994
51004dcb 995U_CAPI int32_t U_EXPORT2
729e4ab9
A
996uldn_keyDisplayName(const ULocaleDisplayNames *ldn,
997 const char *key,
998 UChar *result,
999 int32_t maxResultSize,
1000 UErrorCode *pErrorCode) {
1001 if (U_FAILURE(*pErrorCode)) {
1002 return 0;
1003 }
1004 if (ldn == NULL || key == NULL || (result == NULL && maxResultSize > 0) || maxResultSize < 0) {
1005 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
1006 return 0;
1007 }
1008 UnicodeString temp(result, 0, maxResultSize);
1009 ((const LocaleDisplayNames *)ldn)->keyDisplayName(key, temp);
1010 return temp.extract(result, maxResultSize, *pErrorCode);
1011}
1012
51004dcb 1013U_CAPI int32_t U_EXPORT2
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A
1014uldn_keyValueDisplayName(const ULocaleDisplayNames *ldn,
1015 const char *key,
1016 const char *value,
1017 UChar *result,
1018 int32_t maxResultSize,
1019 UErrorCode *pErrorCode) {
1020 if (U_FAILURE(*pErrorCode)) {
1021 return 0;
1022 }
1023 if (ldn == NULL || key == NULL || value == NULL || (result == NULL && maxResultSize > 0)
1024 || maxResultSize < 0) {
1025 *pErrorCode = U_ILLEGAL_ARGUMENT_ERROR;
1026 return 0;
1027 }
1028 UnicodeString temp(result, 0, maxResultSize);
1029 ((const LocaleDisplayNames *)ldn)->keyValueDisplayName(key, value, temp);
1030 return temp.extract(result, maxResultSize, *pErrorCode);
1031}
1032
1033#endif