92 lines
2.9 KiB
C++
92 lines
2.9 KiB
C++
// Copyright (C) 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*****************************************************************************************
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* Copyright (C) 2015, International Business Machines
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* Corporation and others. All Rights Reserved.
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*****************************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "unicode/ulistformatter.h"
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#include "unicode/listformatter.h"
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#include "unicode/localpointer.h"
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#include "cmemory.h"
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U_NAMESPACE_USE
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U_CAPI UListFormatter* U_EXPORT2
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ulistfmt_open(const char* locale,
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UErrorCode* status)
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{
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if (U_FAILURE(*status)) {
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return NULL;
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}
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LocalPointer<ListFormatter> listfmt(ListFormatter::createInstance(Locale(locale), *status));
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if (U_FAILURE(*status)) {
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return NULL;
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}
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return (UListFormatter*)listfmt.orphan();
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}
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U_CAPI void U_EXPORT2
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ulistfmt_close(UListFormatter *listfmt)
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{
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delete (ListFormatter*)listfmt;
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}
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U_CAPI int32_t U_EXPORT2
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ulistfmt_format(const UListFormatter* listfmt,
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const UChar* const strings[],
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const int32_t * stringLengths,
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int32_t stringCount,
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UChar* result,
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int32_t resultCapacity,
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UErrorCode* status)
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{
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if (U_FAILURE(*status)) {
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return -1;
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}
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if (stringCount < 0 || (strings == NULL && stringCount > 0) || ((result == NULL)? resultCapacity != 0 : resultCapacity < 0)) {
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*status = U_ILLEGAL_ARGUMENT_ERROR;
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return -1;
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}
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UnicodeString ustringsStackBuf[4];
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UnicodeString* ustrings = ustringsStackBuf;
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if (stringCount > UPRV_LENGTHOF(ustringsStackBuf)) {
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ustrings = new UnicodeString[stringCount];
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if (ustrings == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return -1;
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}
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}
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if (stringLengths == NULL) {
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for (int32_t stringIndex = 0; stringIndex < stringCount; stringIndex++) {
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ustrings[stringIndex].setTo(TRUE, strings[stringIndex], -1);
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}
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} else {
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for (int32_t stringIndex = 0; stringIndex < stringCount; stringIndex++) {
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ustrings[stringIndex].setTo(stringLengths[stringIndex] < 0, strings[stringIndex], stringLengths[stringIndex]);
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}
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}
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UnicodeString res;
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if (result != NULL) {
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// NULL destination for pure preflighting: empty dummy string
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// otherwise, alias the destination buffer (copied from udat_format)
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res.setTo(result, 0, resultCapacity);
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}
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((const ListFormatter*)listfmt)->format( ustrings, stringCount, res, *status );
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if (ustrings != ustringsStackBuf) {
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delete[] ustrings;
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}
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return res.extract(result, resultCapacity, *status);
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}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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