1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/intl/icu/source/i18n/windtfmt.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,322 @@
1.4 +/*
1.5 +********************************************************************************
1.6 +* Copyright (C) 2005-2013, International Business Machines
1.7 +* Corporation and others. All Rights Reserved.
1.8 +********************************************************************************
1.9 +*
1.10 +* File WINDTFMT.CPP
1.11 +*
1.12 +********************************************************************************
1.13 +*/
1.14 +
1.15 +#include "unicode/utypes.h"
1.16 +
1.17 +#if U_PLATFORM_HAS_WIN32_API
1.18 +
1.19 +#if !UCONFIG_NO_FORMATTING
1.20 +
1.21 +#include "unicode/ures.h"
1.22 +#include "unicode/format.h"
1.23 +#include "unicode/fmtable.h"
1.24 +#include "unicode/datefmt.h"
1.25 +#include "unicode/msgfmt.h"
1.26 +#include "unicode/calendar.h"
1.27 +#include "unicode/gregocal.h"
1.28 +#include "unicode/locid.h"
1.29 +#include "unicode/unistr.h"
1.30 +#include "unicode/ustring.h"
1.31 +#include "unicode/timezone.h"
1.32 +#include "unicode/utmscale.h"
1.33 +
1.34 +#include "cmemory.h"
1.35 +#include "uresimp.h"
1.36 +#include "windtfmt.h"
1.37 +#include "wintzimpl.h"
1.38 +
1.39 +# define WIN32_LEAN_AND_MEAN
1.40 +# define VC_EXTRALEAN
1.41 +# define NOUSER
1.42 +# define NOSERVICE
1.43 +# define NOIME
1.44 +# define NOMCX
1.45 +#include <windows.h>
1.46 +
1.47 +U_NAMESPACE_BEGIN
1.48 +
1.49 +UOBJECT_DEFINE_RTTI_IMPLEMENTATION(Win32DateFormat)
1.50 +
1.51 +#define ARRAY_SIZE(array) (sizeof array / sizeof array[0])
1.52 +
1.53 +#define NEW_ARRAY(type,count) (type *) uprv_malloc((count) * sizeof(type))
1.54 +#define DELETE_ARRAY(array) uprv_free((void *) (array))
1.55 +
1.56 +#define STACK_BUFFER_SIZE 64
1.57 +
1.58 +UnicodeString* Win32DateFormat::getTimeDateFormat(const Calendar *cal, const Locale *locale, UErrorCode &status) const
1.59 +{
1.60 + UnicodeString *result = NULL;
1.61 + const char *type = cal->getType();
1.62 + const char *base = locale->getBaseName();
1.63 + UResourceBundle *topBundle = ures_open((char *) 0, base, &status);
1.64 + UResourceBundle *calBundle = ures_getByKey(topBundle, "calendar", NULL, &status);
1.65 + UResourceBundle *typBundle = ures_getByKeyWithFallback(calBundle, type, NULL, &status);
1.66 + UResourceBundle *patBundle = ures_getByKeyWithFallback(typBundle, "DateTimePatterns", NULL, &status);
1.67 +
1.68 + if (status == U_MISSING_RESOURCE_ERROR) {
1.69 + status = U_ZERO_ERROR;
1.70 + typBundle = ures_getByKeyWithFallback(calBundle, "gregorian", typBundle, &status);
1.71 + patBundle = ures_getByKeyWithFallback(typBundle, "DateTimePatterns", patBundle, &status);
1.72 + }
1.73 +
1.74 + if (U_FAILURE(status)) {
1.75 + static const UChar defaultPattern[] = {0x007B, 0x0031, 0x007D, 0x0020, 0x007B, 0x0030, 0x007D, 0x0000}; // "{1} {0}"
1.76 + return new UnicodeString(defaultPattern, ARRAY_SIZE(defaultPattern));
1.77 + }
1.78 +
1.79 + int32_t resStrLen = 0;
1.80 + int32_t glueIndex = DateFormat::kDateTime;
1.81 + int32_t patSize = ures_getSize(patBundle);
1.82 + if (patSize >= (DateFormat::kDateTimeOffset + DateFormat::kShort + 1)) {
1.83 + // Get proper date time format
1.84 + glueIndex = (int32_t)(DateFormat::kDateTimeOffset + (fDateStyle - DateFormat::kDateOffset));
1.85 + }
1.86 + const UChar *resStr = ures_getStringByIndex(patBundle, glueIndex, &resStrLen, &status);
1.87 +
1.88 + result = new UnicodeString(TRUE, resStr, resStrLen);
1.89 +
1.90 + ures_close(patBundle);
1.91 + ures_close(typBundle);
1.92 + ures_close(calBundle);
1.93 + ures_close(topBundle);
1.94 +
1.95 + return result;
1.96 +}
1.97 +
1.98 +// TODO: Range-check timeStyle, dateStyle
1.99 +Win32DateFormat::Win32DateFormat(DateFormat::EStyle timeStyle, DateFormat::EStyle dateStyle, const Locale &locale, UErrorCode &status)
1.100 + : DateFormat(), fDateTimeMsg(NULL), fTimeStyle(timeStyle), fDateStyle(dateStyle), fLocale(locale), fZoneID()
1.101 +{
1.102 + if (U_SUCCESS(status)) {
1.103 + fLCID = locale.getLCID();
1.104 + fTZI = NEW_ARRAY(TIME_ZONE_INFORMATION, 1);
1.105 + uprv_memset(fTZI, 0, sizeof(TIME_ZONE_INFORMATION));
1.106 + adoptCalendar(Calendar::createInstance(locale, status));
1.107 + }
1.108 +}
1.109 +
1.110 +Win32DateFormat::Win32DateFormat(const Win32DateFormat &other)
1.111 + : DateFormat(other)
1.112 +{
1.113 + *this = other;
1.114 +}
1.115 +
1.116 +Win32DateFormat::~Win32DateFormat()
1.117 +{
1.118 +// delete fCalendar;
1.119 + uprv_free(fTZI);
1.120 + delete fDateTimeMsg;
1.121 +}
1.122 +
1.123 +Win32DateFormat &Win32DateFormat::operator=(const Win32DateFormat &other)
1.124 +{
1.125 + // The following handles fCalendar
1.126 + DateFormat::operator=(other);
1.127 +
1.128 +// delete fCalendar;
1.129 +
1.130 + this->fDateTimeMsg = other.fDateTimeMsg;
1.131 + this->fTimeStyle = other.fTimeStyle;
1.132 + this->fDateStyle = other.fDateStyle;
1.133 + this->fLocale = other.fLocale;
1.134 + this->fLCID = other.fLCID;
1.135 +// this->fCalendar = other.fCalendar->clone();
1.136 + this->fZoneID = other.fZoneID;
1.137 +
1.138 + this->fTZI = NEW_ARRAY(TIME_ZONE_INFORMATION, 1);
1.139 + *this->fTZI = *other.fTZI;
1.140 +
1.141 + return *this;
1.142 +}
1.143 +
1.144 +Format *Win32DateFormat::clone(void) const
1.145 +{
1.146 + return new Win32DateFormat(*this);
1.147 +}
1.148 +
1.149 +// TODO: Is just ignoring pos the right thing?
1.150 +UnicodeString &Win32DateFormat::format(Calendar &cal, UnicodeString &appendTo, FieldPosition &pos) const
1.151 +{
1.152 + FILETIME ft;
1.153 + SYSTEMTIME st_gmt;
1.154 + SYSTEMTIME st_local;
1.155 + TIME_ZONE_INFORMATION tzi = *fTZI;
1.156 + UErrorCode status = U_ZERO_ERROR;
1.157 + const TimeZone &tz = cal.getTimeZone();
1.158 + int64_t uct, uft;
1.159 +
1.160 + setTimeZoneInfo(&tzi, tz);
1.161 +
1.162 + uct = utmscale_fromInt64((int64_t) cal.getTime(status), UDTS_ICU4C_TIME, &status);
1.163 + uft = utmscale_toInt64(uct, UDTS_WINDOWS_FILE_TIME, &status);
1.164 +
1.165 + ft.dwLowDateTime = (DWORD) (uft & 0xFFFFFFFF);
1.166 + ft.dwHighDateTime = (DWORD) ((uft >> 32) & 0xFFFFFFFF);
1.167 +
1.168 + FileTimeToSystemTime(&ft, &st_gmt);
1.169 + SystemTimeToTzSpecificLocalTime(&tzi, &st_gmt, &st_local);
1.170 +
1.171 +
1.172 + if (fDateStyle != DateFormat::kNone && fTimeStyle != DateFormat::kNone) {
1.173 + UnicodeString *date = new UnicodeString();
1.174 + UnicodeString *time = new UnicodeString();
1.175 + UnicodeString *pattern = fDateTimeMsg;
1.176 + Formattable timeDateArray[2];
1.177 +
1.178 + formatDate(&st_local, *date);
1.179 + formatTime(&st_local, *time);
1.180 +
1.181 + timeDateArray[0].adoptString(time);
1.182 + timeDateArray[1].adoptString(date);
1.183 +
1.184 + if (strcmp(fCalendar->getType(), cal.getType()) != 0) {
1.185 + pattern = getTimeDateFormat(&cal, &fLocale, status);
1.186 + }
1.187 +
1.188 + MessageFormat::format(*pattern, timeDateArray, 2, appendTo, status);
1.189 + } else if (fDateStyle != DateFormat::kNone) {
1.190 + formatDate(&st_local, appendTo);
1.191 + } else if (fTimeStyle != DateFormat::kNone) {
1.192 + formatTime(&st_local, appendTo);
1.193 + }
1.194 +
1.195 + return appendTo;
1.196 +}
1.197 +
1.198 +void Win32DateFormat::parse(const UnicodeString& text, Calendar& cal, ParsePosition& pos) const
1.199 +{
1.200 + pos.setErrorIndex(pos.getIndex());
1.201 +}
1.202 +
1.203 +void Win32DateFormat::adoptCalendar(Calendar *newCalendar)
1.204 +{
1.205 + if (fCalendar == NULL || strcmp(fCalendar->getType(), newCalendar->getType()) != 0) {
1.206 + UErrorCode status = U_ZERO_ERROR;
1.207 +
1.208 + if (fDateStyle != DateFormat::kNone && fTimeStyle != DateFormat::kNone) {
1.209 + delete fDateTimeMsg;
1.210 + fDateTimeMsg = getTimeDateFormat(newCalendar, &fLocale, status);
1.211 + }
1.212 + }
1.213 +
1.214 + delete fCalendar;
1.215 + fCalendar = newCalendar;
1.216 +
1.217 + fZoneID = setTimeZoneInfo(fTZI, fCalendar->getTimeZone());
1.218 +}
1.219 +
1.220 +void Win32DateFormat::setCalendar(const Calendar &newCalendar)
1.221 +{
1.222 + adoptCalendar(newCalendar.clone());
1.223 +}
1.224 +
1.225 +void Win32DateFormat::adoptTimeZone(TimeZone *zoneToAdopt)
1.226 +{
1.227 + fZoneID = setTimeZoneInfo(fTZI, *zoneToAdopt);
1.228 + fCalendar->adoptTimeZone(zoneToAdopt);
1.229 +}
1.230 +
1.231 +void Win32DateFormat::setTimeZone(const TimeZone& zone)
1.232 +{
1.233 + fZoneID = setTimeZoneInfo(fTZI, zone);
1.234 + fCalendar->setTimeZone(zone);
1.235 +}
1.236 +
1.237 +static const DWORD dfFlags[] = {DATE_LONGDATE, DATE_LONGDATE, DATE_SHORTDATE, DATE_SHORTDATE};
1.238 +
1.239 +void Win32DateFormat::formatDate(const SYSTEMTIME *st, UnicodeString &appendTo) const
1.240 +{
1.241 + int result;
1.242 + UChar stackBuffer[STACK_BUFFER_SIZE];
1.243 + UChar *buffer = stackBuffer;
1.244 +
1.245 + result = GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, buffer, STACK_BUFFER_SIZE);
1.246 +
1.247 + if (result == 0) {
1.248 + if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
1.249 + int newLength = GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, NULL, 0);
1.250 +
1.251 + buffer = NEW_ARRAY(UChar, newLength);
1.252 + GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, buffer, newLength);
1.253 + }
1.254 + }
1.255 +
1.256 + appendTo.append(buffer, (int32_t) wcslen(buffer));
1.257 +
1.258 + if (buffer != stackBuffer) {
1.259 + DELETE_ARRAY(buffer);
1.260 + }
1.261 +}
1.262 +
1.263 +static const DWORD tfFlags[] = {0, 0, 0, TIME_NOSECONDS};
1.264 +
1.265 +void Win32DateFormat::formatTime(const SYSTEMTIME *st, UnicodeString &appendTo) const
1.266 +{
1.267 + int result;
1.268 + UChar stackBuffer[STACK_BUFFER_SIZE];
1.269 + UChar *buffer = stackBuffer;
1.270 +
1.271 + result = GetTimeFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, buffer, STACK_BUFFER_SIZE);
1.272 +
1.273 + if (result == 0) {
1.274 + if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
1.275 + int newLength = GetTimeFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, NULL, 0);
1.276 +
1.277 + buffer = NEW_ARRAY(UChar, newLength);
1.278 + GetDateFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, buffer, newLength);
1.279 + }
1.280 + }
1.281 +
1.282 + appendTo.append(buffer, (int32_t) wcslen(buffer));
1.283 +
1.284 + if (buffer != stackBuffer) {
1.285 + DELETE_ARRAY(buffer);
1.286 + }
1.287 +}
1.288 +
1.289 +UnicodeString Win32DateFormat::setTimeZoneInfo(TIME_ZONE_INFORMATION *tzi, const TimeZone &zone) const
1.290 +{
1.291 + UnicodeString zoneID;
1.292 +
1.293 + zone.getID(zoneID);
1.294 +
1.295 + if (zoneID.compare(fZoneID) != 0) {
1.296 + UnicodeString icuid;
1.297 +
1.298 + zone.getID(icuid);
1.299 + if (! uprv_getWindowsTimeZoneInfo(tzi, icuid.getBuffer(), icuid.length())) {
1.300 + UBool found = FALSE;
1.301 + int32_t ec = TimeZone::countEquivalentIDs(icuid);
1.302 +
1.303 + for (int z = 0; z < ec; z += 1) {
1.304 + UnicodeString equiv = TimeZone::getEquivalentID(icuid, z);
1.305 +
1.306 + if (found = uprv_getWindowsTimeZoneInfo(tzi, equiv.getBuffer(), equiv.length())) {
1.307 + break;
1.308 + }
1.309 + }
1.310 +
1.311 + if (! found) {
1.312 + GetTimeZoneInformation(tzi);
1.313 + }
1.314 + }
1.315 + }
1.316 +
1.317 + return zoneID;
1.318 +}
1.319 +
1.320 +U_NAMESPACE_END
1.321 +
1.322 +#endif /* #if !UCONFIG_NO_FORMATTING */
1.323 +
1.324 +#endif // U_PLATFORM_HAS_WIN32_API
1.325 +
