2 ********************************************************************************
3 * Copyright (C) 2005-2013, International Business Machines
4 * Corporation and others. All Rights Reserved.
5 ********************************************************************************
9 ********************************************************************************
12 #include "unicode/utypes.h"
14 #if U_PLATFORM_HAS_WIN32_API
16 #if !UCONFIG_NO_FORMATTING
18 #include "unicode/ures.h"
19 #include "unicode/format.h"
20 #include "unicode/fmtable.h"
21 #include "unicode/datefmt.h"
22 #include "unicode/msgfmt.h"
23 #include "unicode/calendar.h"
24 #include "unicode/gregocal.h"
25 #include "unicode/locid.h"
26 #include "unicode/unistr.h"
27 #include "unicode/ustring.h"
28 #include "unicode/timezone.h"
29 #include "unicode/utmscale.h"
34 #include "wintzimpl.h"
36 # define WIN32_LEAN_AND_MEAN
46 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(Win32DateFormat)
48 #define ARRAY_SIZE(array) (sizeof array / sizeof array[0])
50 #define NEW_ARRAY(type,count) (type *) uprv_malloc((count) * sizeof(type))
51 #define DELETE_ARRAY(array) uprv_free((void *) (array))
53 #define STACK_BUFFER_SIZE 64
55 UnicodeString* Win32DateFormat::getTimeDateFormat(const Calendar *cal, const Locale *locale, UErrorCode &status) const
57 UnicodeString *result = NULL;
58 const char *type = cal->getType();
59 const char *base = locale->getBaseName();
60 UResourceBundle *topBundle = ures_open((char *) 0, base, &status);
61 UResourceBundle *calBundle = ures_getByKey(topBundle, "calendar", NULL, &status);
62 UResourceBundle *typBundle = ures_getByKeyWithFallback(calBundle, type, NULL, &status);
63 UResourceBundle *patBundle = ures_getByKeyWithFallback(typBundle, "DateTimePatterns", NULL, &status);
65 if (status == U_MISSING_RESOURCE_ERROR) {
66 status = U_ZERO_ERROR;
67 typBundle = ures_getByKeyWithFallback(calBundle, "gregorian", typBundle, &status);
68 patBundle = ures_getByKeyWithFallback(typBundle, "DateTimePatterns", patBundle, &status);
71 if (U_FAILURE(status)) {
72 static const UChar defaultPattern[] = {0x007B, 0x0031, 0x007D, 0x0020, 0x007B, 0x0030, 0x007D, 0x0000}; // "{1} {0}"
73 return new UnicodeString(defaultPattern, ARRAY_SIZE(defaultPattern));
76 int32_t resStrLen = 0;
77 int32_t glueIndex = DateFormat::kDateTime;
78 int32_t patSize = ures_getSize(patBundle);
79 if (patSize >= (DateFormat::kDateTimeOffset + DateFormat::kShort + 1)) {
80 // Get proper date time format
81 glueIndex = (int32_t)(DateFormat::kDateTimeOffset + (fDateStyle - DateFormat::kDateOffset));
83 const UChar *resStr = ures_getStringByIndex(patBundle, glueIndex, &resStrLen, &status);
85 result = new UnicodeString(TRUE, resStr, resStrLen);
87 ures_close(patBundle);
88 ures_close(typBundle);
89 ures_close(calBundle);
90 ures_close(topBundle);
95 // TODO: Range-check timeStyle, dateStyle
96 Win32DateFormat::Win32DateFormat(DateFormat::EStyle timeStyle, DateFormat::EStyle dateStyle, const Locale &locale, UErrorCode &status)
97 : DateFormat(), fDateTimeMsg(NULL), fTimeStyle(timeStyle), fDateStyle(dateStyle), fLocale(locale), fZoneID()
99 if (U_SUCCESS(status)) {
100 fLCID = locale.getLCID();
101 fTZI = NEW_ARRAY(TIME_ZONE_INFORMATION, 1);
102 uprv_memset(fTZI, 0, sizeof(TIME_ZONE_INFORMATION));
103 adoptCalendar(Calendar::createInstance(locale, status));
107 Win32DateFormat::Win32DateFormat(const Win32DateFormat &other)
113 Win32DateFormat::~Win32DateFormat()
120 Win32DateFormat &Win32DateFormat::operator=(const Win32DateFormat &other)
122 // The following handles fCalendar
123 DateFormat::operator=(other);
127 this->fDateTimeMsg = other.fDateTimeMsg;
128 this->fTimeStyle = other.fTimeStyle;
129 this->fDateStyle = other.fDateStyle;
130 this->fLocale = other.fLocale;
131 this->fLCID = other.fLCID;
132 // this->fCalendar = other.fCalendar->clone();
133 this->fZoneID = other.fZoneID;
135 this->fTZI = NEW_ARRAY(TIME_ZONE_INFORMATION, 1);
136 *this->fTZI = *other.fTZI;
141 Format *Win32DateFormat::clone(void) const
143 return new Win32DateFormat(*this);
146 // TODO: Is just ignoring pos the right thing?
147 UnicodeString &Win32DateFormat::format(Calendar &cal, UnicodeString &appendTo, FieldPosition &pos) const
152 TIME_ZONE_INFORMATION tzi = *fTZI;
153 UErrorCode status = U_ZERO_ERROR;
154 const TimeZone &tz = cal.getTimeZone();
157 setTimeZoneInfo(&tzi, tz);
159 uct = utmscale_fromInt64((int64_t) cal.getTime(status), UDTS_ICU4C_TIME, &status);
160 uft = utmscale_toInt64(uct, UDTS_WINDOWS_FILE_TIME, &status);
162 ft.dwLowDateTime = (DWORD) (uft & 0xFFFFFFFF);
163 ft.dwHighDateTime = (DWORD) ((uft >> 32) & 0xFFFFFFFF);
165 FileTimeToSystemTime(&ft, &st_gmt);
166 SystemTimeToTzSpecificLocalTime(&tzi, &st_gmt, &st_local);
169 if (fDateStyle != DateFormat::kNone && fTimeStyle != DateFormat::kNone) {
170 UnicodeString *date = new UnicodeString();
171 UnicodeString *time = new UnicodeString();
172 UnicodeString *pattern = fDateTimeMsg;
173 Formattable timeDateArray[2];
175 formatDate(&st_local, *date);
176 formatTime(&st_local, *time);
178 timeDateArray[0].adoptString(time);
179 timeDateArray[1].adoptString(date);
181 if (strcmp(fCalendar->getType(), cal.getType()) != 0) {
182 pattern = getTimeDateFormat(&cal, &fLocale, status);
185 MessageFormat::format(*pattern, timeDateArray, 2, appendTo, status);
186 } else if (fDateStyle != DateFormat::kNone) {
187 formatDate(&st_local, appendTo);
188 } else if (fTimeStyle != DateFormat::kNone) {
189 formatTime(&st_local, appendTo);
195 void Win32DateFormat::parse(const UnicodeString& text, Calendar& cal, ParsePosition& pos) const
197 pos.setErrorIndex(pos.getIndex());
200 void Win32DateFormat::adoptCalendar(Calendar *newCalendar)
202 if (fCalendar == NULL || strcmp(fCalendar->getType(), newCalendar->getType()) != 0) {
203 UErrorCode status = U_ZERO_ERROR;
205 if (fDateStyle != DateFormat::kNone && fTimeStyle != DateFormat::kNone) {
207 fDateTimeMsg = getTimeDateFormat(newCalendar, &fLocale, status);
212 fCalendar = newCalendar;
214 fZoneID = setTimeZoneInfo(fTZI, fCalendar->getTimeZone());
217 void Win32DateFormat::setCalendar(const Calendar &newCalendar)
219 adoptCalendar(newCalendar.clone());
222 void Win32DateFormat::adoptTimeZone(TimeZone *zoneToAdopt)
224 fZoneID = setTimeZoneInfo(fTZI, *zoneToAdopt);
225 fCalendar->adoptTimeZone(zoneToAdopt);
228 void Win32DateFormat::setTimeZone(const TimeZone& zone)
230 fZoneID = setTimeZoneInfo(fTZI, zone);
231 fCalendar->setTimeZone(zone);
234 static const DWORD dfFlags[] = {DATE_LONGDATE, DATE_LONGDATE, DATE_SHORTDATE, DATE_SHORTDATE};
236 void Win32DateFormat::formatDate(const SYSTEMTIME *st, UnicodeString &appendTo) const
239 UChar stackBuffer[STACK_BUFFER_SIZE];
240 UChar *buffer = stackBuffer;
242 result = GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, buffer, STACK_BUFFER_SIZE);
245 if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
246 int newLength = GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, NULL, 0);
248 buffer = NEW_ARRAY(UChar, newLength);
249 GetDateFormatW(fLCID, dfFlags[fDateStyle - kDateOffset], st, NULL, buffer, newLength);
253 appendTo.append(buffer, (int32_t) wcslen(buffer));
255 if (buffer != stackBuffer) {
256 DELETE_ARRAY(buffer);
260 static const DWORD tfFlags[] = {0, 0, 0, TIME_NOSECONDS};
262 void Win32DateFormat::formatTime(const SYSTEMTIME *st, UnicodeString &appendTo) const
265 UChar stackBuffer[STACK_BUFFER_SIZE];
266 UChar *buffer = stackBuffer;
268 result = GetTimeFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, buffer, STACK_BUFFER_SIZE);
271 if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
272 int newLength = GetTimeFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, NULL, 0);
274 buffer = NEW_ARRAY(UChar, newLength);
275 GetDateFormatW(fLCID, tfFlags[fTimeStyle], st, NULL, buffer, newLength);
279 appendTo.append(buffer, (int32_t) wcslen(buffer));
281 if (buffer != stackBuffer) {
282 DELETE_ARRAY(buffer);
286 UnicodeString Win32DateFormat::setTimeZoneInfo(TIME_ZONE_INFORMATION *tzi, const TimeZone &zone) const
288 UnicodeString zoneID;
292 if (zoneID.compare(fZoneID) != 0) {
296 if (! uprv_getWindowsTimeZoneInfo(tzi, icuid.getBuffer(), icuid.length())) {
298 int32_t ec = TimeZone::countEquivalentIDs(icuid);
300 for (int z = 0; z < ec; z += 1) {
301 UnicodeString equiv = TimeZone::getEquivalentID(icuid, z);
303 if (found = uprv_getWindowsTimeZoneInfo(tzi, equiv.getBuffer(), equiv.length())) {
309 GetTimeZoneInformation(tzi);
319 #endif /* #if !UCONFIG_NO_FORMATTING */
321 #endif // U_PLATFORM_HAS_WIN32_API