91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
#include "unicode/unistr.h"
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#include "unicode/calendar.h"
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#include "unicode/datefmt.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "util.h"
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/**
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* If the ID supplied to TimeZone is not a valid system ID,
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* TimeZone::createTimeZone() will return a GMT zone object. In order
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* to detect this error, we check the ID of the returned zone against
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* the ID we requested. If they don't match, we fail with an error.
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*/
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TimeZone* createZone(const UnicodeString& id) {
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UnicodeString str;
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TimeZone* zone = TimeZone::createTimeZone(id);
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if (zone->getID(str) != id) {
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delete zone;
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printf("Error: TimeZone::createTimeZone(");
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uprintf(id);
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printf(") returned zone with ID ");
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uprintf(str);
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printf("\n");
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exit(1);
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}
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return zone;
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}
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int main(int argc, char **argv) {
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Calendar *cal;
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TimeZone *zone;
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DateFormat *fmt;
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UErrorCode status = U_ZERO_ERROR;
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UnicodeString str;
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UDate date;
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// The languages in which we will display the date
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static char* LANGUAGE[] = {
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"en", "de", "fr"
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};
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static const int32_t N_LANGUAGE = sizeof(LANGUAGE)/sizeof(LANGUAGE[0]);
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// The time zones in which we will display the time
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static char* TIMEZONE[] = {
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"America/Los_Angeles",
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"America/New_York",
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"Europe/Paris",
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"Europe/Berlin"
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};
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static const int32_t N_TIMEZONE = sizeof(TIMEZONE)/sizeof(TIMEZONE[0]);
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// Create a calendar
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cal = Calendar::createInstance(status);
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check(status, "Calendar::createInstance");
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zone = createZone("GMT"); // Create a GMT zone
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cal->adoptTimeZone(zone);
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cal->clear();
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cal->set(1999, Calendar::JUNE, 4);
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date = cal->getTime(status);
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check(status, "Calendar::getTime");
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for (int32_t i=0; i<N_LANGUAGE; ++i) {
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Locale loc(LANGUAGE[i]);
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// Create a formatter for DATE and TIME
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fmt = DateFormat::createDateTimeInstance(
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DateFormat::kFull, DateFormat::kFull, loc);
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for (int32_t j=0; j<N_TIMEZONE; ++j) {
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cal->adoptTimeZone(createZone(TIMEZONE[j]));
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fmt->setCalendar(*cal);
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// Format the date
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str.remove();
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fmt->format(date, str, status);
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// Display the formatted date string
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printf("Date (%s, %s): ", LANGUAGE[i], TIMEZONE[j]);
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uprintf(escape(str));
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printf("\n\n");
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}
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delete fmt;
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}
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printf("Exiting successfully\n");
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return 0;
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}
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