base/time_format.cc

   1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/time_format.h"
   6
   7 #include "base/logging.h"
   8 #include "base/string_util.h"
   9 #include "base/time.h"
  10 #include "unicode/datefmt.h"
  11
  12 namespace {
  13
  14 std::wstring TimeFormat(const DateFormat* formatter,
  15                         const Time& time) {
  16   DCHECK(formatter);
  17   UnicodeString date_string;
  18
  19   formatter->format(static_cast<UDate>(time.ToDoubleT() * 1000), date_string);
  20   std::wstring output;
  21   bool success = UTF16ToWide(date_string.getBuffer(), date_string.length(),
  22       &output);
  23   DCHECK(success);
  24   return output;
  25 }
  26
  27 }
  28
  29 namespace base {
  30
  31 std::wstring TimeFormatTimeOfDay(const Time& time) {
  32   // We can omit the locale parameter because the default should match
  33   // Chrome's application locale.
  34   scoped_ptr<DateFormat> formatter(DateFormat::createTimeInstance(
  35       DateFormat::kShort));
  36   return TimeFormat(formatter.get(), time);
  37 }
  38
  39 std::wstring TimeFormatShortDate(const Time& time) {
  40   scoped_ptr<DateFormat> formatter(DateFormat::createDateInstance(
  41       DateFormat::kMedium));
  42   return TimeFormat(formatter.get(), time);
  43 }
  44
  45 std::wstring TimeFormatShortDateNumeric(const Time& time) {
  46   scoped_ptr<DateFormat> formatter(DateFormat::createDateInstance(
  47       DateFormat::kShort));
  48   return TimeFormat(formatter.get(), time);
  49 }
  50
  51 std::wstring TimeFormatShortDateAndTime(const Time& time) {
  52    scoped_ptr<DateFormat> formatter(DateFormat::createDateTimeInstance(
  53       DateFormat::kShort));
  54   return TimeFormat(formatter.get(), time);
  55 }
  56
  57 std::wstring TimeFormatFriendlyDateAndTime(const Time& time) {
  58    scoped_ptr<DateFormat> formatter(DateFormat::createDateTimeInstance(
  59       DateFormat::kFull));
  60   return TimeFormat(formatter.get(), time);
  61 }
  62
  63 std::wstring TimeFormatFriendlyDate(const Time& time) {
  64   scoped_ptr<DateFormat> formatter(DateFormat::createDateInstance(
  65       DateFormat::kFull));
  66   return TimeFormat(formatter.get(), time);
  67 }
  68
  69 }  // namespace base
  70