本文整理汇总了C++中UnicodeString::foldCase方法的典型用法代码示例。如果您正苦于以下问题：C++ UnicodeString::foldCase方法的具体用法？C++ UnicodeString::foldCase怎么用？C++ UnicodeString::foldCase使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类UnicodeString的用法示例。
在下文中一共展示了UnicodeString::foldCase方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: locale
void
StringCaseTest::TestCasingImpl(const UnicodeString &input,
const UnicodeString &output,
int32_t whichCase,
void *iter, const char *localeID, uint32_t options) {
// UnicodeString
UnicodeString result;
const char *name;
Locale locale(localeID);
result=input;
switch(whichCase) {
case TEST_LOWER:
name="toLower";
result.toLower(locale);
break;
case TEST_UPPER:
name="toUpper";
result.toUpper(locale);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="toTitle";
result.toTitle((BreakIterator *)iter, locale, options);
break;
#endif
case TEST_FOLD:
name="foldCase";
result.foldCase(options);
break;
default:
name="";
break; // won't happen
}
if(result!=output) {
errln("error: UnicodeString.%s() got a wrong result for a test case from casing.res", name);
}
#if !UCONFIG_NO_BREAK_ITERATION
if(whichCase==TEST_TITLE && options==0) {
result=input;
result.toTitle((BreakIterator *)iter, locale);
if(result!=output) {
errln("error: UnicodeString.toTitle(options=0) got a wrong result for a test case from casing.res");
}
}
#endif
// UTF-8
char utf8In[100], utf8Out[100];
int32_t utf8InLength, utf8OutLength, resultLength;
UChar *buffer;
UCaseMap *csm;
UErrorCode errorCode;
errorCode=U_ZERO_ERROR;
csm=ucasemap_open(localeID, options, &errorCode);
#if !UCONFIG_NO_BREAK_ITERATION
if(iter!=NULL) {
// Clone the break iterator so that the UCaseMap can safely adopt it.
int32_t size=1; // Not 0 because that only gives preflighting.
UBreakIterator *clone=ubrk_safeClone((UBreakIterator *)iter, NULL, &size, &errorCode);
ucasemap_setBreakIterator(csm, clone, &errorCode);
}
#endif
u_strToUTF8(utf8In, (int32_t)sizeof(utf8In), &utf8InLength, input.getBuffer(), input.length(), &errorCode);
switch(whichCase) {
case TEST_LOWER:
name="ucasemap_utf8ToLower";
utf8OutLength=ucasemap_utf8ToLower(csm,
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, &errorCode);
break;
case TEST_UPPER:
name="ucasemap_utf8ToUpper";
utf8OutLength=ucasemap_utf8ToUpper(csm,
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, &errorCode);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="ucasemap_utf8ToTitle";
utf8OutLength=ucasemap_utf8ToTitle(csm,
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, &errorCode);
break;
#endif
case TEST_FOLD:
name="ucasemap_utf8FoldCase";
utf8OutLength=ucasemap_utf8FoldCase(csm,
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, &errorCode);
break;
default:
name="";
utf8OutLength=0;
break; // won't happen
}
buffer=result.getBuffer(utf8OutLength);
//.........这里部分代码省略.........
示例2: locale
void
StringCaseTest::TestCasingImpl(const UnicodeString &input,
const UnicodeString &output,
int32_t whichCase,
void *iter, const char *localeID, uint32_t options) {
// UnicodeString
UnicodeString result;
const char *name;
Locale locale(localeID);
result=input;
switch(whichCase) {
case TEST_LOWER:
name="toLower";
result.toLower(locale);
break;
case TEST_UPPER:
name="toUpper";
result.toUpper(locale);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="toTitle";
result.toTitle((BreakIterator *)iter, locale, options);
break;
#endif
case TEST_FOLD:
name="foldCase";
result.foldCase(options);
break;
default:
name="";
break; // won't happen
}
if(result!=output) {
dataerrln("error: UnicodeString.%s() got a wrong result for a test case from casing.res", name);
}
#if !UCONFIG_NO_BREAK_ITERATION
if(whichCase==TEST_TITLE && options==0) {
result=input;
result.toTitle((BreakIterator *)iter, locale);
if(result!=output) {
dataerrln("error: UnicodeString.toTitle(options=0) got a wrong result for a test case from casing.res");
}
}
#endif
// UTF-8
char utf8In[100], utf8Out[100];
int32_t utf8InLength, utf8OutLength, resultLength;
UChar *buffer;
IcuTestErrorCode errorCode(*this, "TestCasingImpl");
LocalUCaseMapPointer csm(ucasemap_open(localeID, options, errorCode));
#if !UCONFIG_NO_BREAK_ITERATION
if(iter!=NULL) {
// Clone the break iterator so that the UCaseMap can safely adopt it.
UBreakIterator *clone=ubrk_safeClone((UBreakIterator *)iter, NULL, NULL, errorCode);
ucasemap_setBreakIterator(csm.getAlias(), clone, errorCode);
}
#endif
u_strToUTF8(utf8In, (int32_t)sizeof(utf8In), &utf8InLength, input.getBuffer(), input.length(), errorCode);
switch(whichCase) {
case TEST_LOWER:
name="ucasemap_utf8ToLower";
utf8OutLength=ucasemap_utf8ToLower(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
case TEST_UPPER:
name="ucasemap_utf8ToUpper";
utf8OutLength=ucasemap_utf8ToUpper(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="ucasemap_utf8ToTitle";
utf8OutLength=ucasemap_utf8ToTitle(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
#endif
case TEST_FOLD:
name="ucasemap_utf8FoldCase";
utf8OutLength=ucasemap_utf8FoldCase(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
default:
name="";
utf8OutLength=0;
break; // won't happen
}
buffer=result.getBuffer(utf8OutLength);
u_strFromUTF8(buffer, result.getCapacity(), &resultLength, utf8Out, utf8OutLength, errorCode);
result.releaseBuffer(errorCode.isSuccess() ? resultLength : 0);
if(errorCode.isFailure()) {
//.........这里部分代码省略.........
示例3: foldSet
UnicodeSet& UnicodeSet::closeOver(int32_t attribute) {
if (isFrozen() || isBogus()) {
return *this;
}
if (attribute & (USET_CASE_INSENSITIVE | USET_ADD_CASE_MAPPINGS)) {
const UCaseProps *csp = ucase_getSingleton();
{
UnicodeSet foldSet(*this);
UnicodeString str;
USetAdder sa = {
foldSet.toUSet(),
_set_add,
_set_addRange,
_set_addString,
NULL, // don't need remove()
NULL // don't need removeRange()
};
// start with input set to guarantee inclusion
// USET_CASE: remove strings because the strings will actually be reduced (folded);
// therefore, start with no strings and add only those needed
if (attribute & USET_CASE_INSENSITIVE) {
foldSet.strings->removeAllElements();
}
int32_t n = getRangeCount();
UChar32 result;
const UChar *full;
int32_t locCache = 0;
for (int32_t i=0; i<n; ++i) {
UChar32 start = getRangeStart(i);
UChar32 end = getRangeEnd(i);
if (attribute & USET_CASE_INSENSITIVE) {
// full case closure
for (UChar32 cp=start; cp<=end; ++cp) {
ucase_addCaseClosure(csp, cp, &sa);
}
} else {
// add case mappings
// (does not add long s for regular s, or Kelvin for k, for example)
for (UChar32 cp=start; cp<=end; ++cp) {
result = ucase_toFullLower(csp, cp, NULL, NULL, &full, "", &locCache);
addCaseMapping(foldSet, result, full, str);
result = ucase_toFullTitle(csp, cp, NULL, NULL, &full, "", &locCache);
addCaseMapping(foldSet, result, full, str);
result = ucase_toFullUpper(csp, cp, NULL, NULL, &full, "", &locCache);
addCaseMapping(foldSet, result, full, str);
result = ucase_toFullFolding(csp, cp, &full, 0);
addCaseMapping(foldSet, result, full, str);
}
}
}
if (strings != NULL && strings->size() > 0) {
if (attribute & USET_CASE_INSENSITIVE) {
for (int32_t j=0; j<strings->size(); ++j) {
str = *(const UnicodeString *) strings->elementAt(j);
str.foldCase();
if(!ucase_addStringCaseClosure(csp, str.getBuffer(), str.length(), &sa)) {
foldSet.add(str); // does not map to code points: add the folded string itself
}
}
} else {
Locale root("");
#if !UCONFIG_NO_BREAK_ITERATION
UErrorCode status = U_ZERO_ERROR;
BreakIterator *bi = BreakIterator::createWordInstance(root, status);
if (U_SUCCESS(status)) {
#endif
const UnicodeString *pStr;
for (int32_t j=0; j<strings->size(); ++j) {
pStr = (const UnicodeString *) strings->elementAt(j);
(str = *pStr).toLower(root);
foldSet.add(str);
#if !UCONFIG_NO_BREAK_ITERATION
(str = *pStr).toTitle(bi, root);
foldSet.add(str);
#endif
(str = *pStr).toUpper(root);
foldSet.add(str);
(str = *pStr).foldCase();
foldSet.add(str);
}
#if !UCONFIG_NO_BREAK_ITERATION
}
delete bi;
#endif
}
}
*this = foldSet;
}
}
return *this;
}