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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 /** | 5 /** |
6 * This provides a basic example of internationalization usage. It uses the | 6 * This provides a basic example of internationalization usage. It uses the |
7 * local variant of all the facilities, meaning that libraries with the | 7 * local variant of all the facilities, meaning that libraries with the |
8 * data for all the locales are directly imported by the program. More realistic | 8 * data for all the locales are directly imported by the program. More realistic |
9 * examples might read the data from files or over the web, which uses the | 9 * examples might read the data from files or over the web, which uses the |
10 * same APIs but requires different imports. | 10 * same APIs but requires different imports. |
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38 var thaiMessagesFuture = initializeMessages('th_TH'); | 38 var thaiMessagesFuture = initializeMessages('th_TH'); |
39 Futures.wait([germanDatesFuture, thaiDatesFuture, germanMessagesFuture, | 39 Futures.wait([germanDatesFuture, thaiDatesFuture, germanMessagesFuture, |
40 thaiMessagesFuture]).then(program); | 40 thaiMessagesFuture]).then(program); |
41 } | 41 } |
42 | 42 |
43 // Because the initialization messages return futures we split out the main | 43 // Because the initialization messages return futures we split out the main |
44 // part of our program into a separate function that runs once all the | 44 // part of our program into a separate function that runs once all the |
45 // futures have completed. We are passed the collection of futures, but we | 45 // futures have completed. We are passed the collection of futures, but we |
46 // don't need to use them, so ignore the parameter. | 46 // don't need to use them, so ignore the parameter. |
47 runProgram(List<Future> _) { | 47 runProgram(List<Future> _) { |
48 var aDate = new Date.fromMillisecondsSinceEpoch(0, true); | 48 var aDate = new Date.fromMillisecondsSinceEpoch(0, isUtc: true); |
49 var de = new Intl('de_DE'); | 49 var de = new Intl('de_DE'); |
50 var th = new Intl('th_TH'); | 50 var th = new Intl('th_TH'); |
51 // This defines a message that can be internationalized. It is written as a | 51 // This defines a message that can be internationalized. It is written as a |
52 // function that returns the result of an Intl.message call. The primary | 52 // function that returns the result of an Intl.message call. The primary |
53 // parameter is a string that may use interpolation. | 53 // parameter is a string that may use interpolation. |
54 runAt(time, date) => | 54 runAt(time, date) => |
55 Intl.message('Ran at $time on $date', name: 'runAt', args: [time, date]); | 55 Intl.message('Ran at $time on $date', name: 'runAt', args: [time, date]); |
56 printForLocale(aDate, new Intl(), runAt); | 56 printForLocale(aDate, new Intl(), runAt); |
57 printForLocale(aDate, de, runAt); | 57 printForLocale(aDate, de, runAt); |
58 printForLocale(aDate, th, runAt); | 58 printForLocale(aDate, th, runAt); |
59 // Example making use of the return value from withLocale; | 59 // Example making use of the return value from withLocale; |
60 var useReturnValue = Intl.withLocale(th.locale, () => runAt('now', 'today')); | 60 var useReturnValue = Intl.withLocale(th.locale, () => runAt('now', 'today')); |
61 doThisWithTheOutput(useReturnValue); | 61 doThisWithTheOutput(useReturnValue); |
62 } | 62 } |
63 | 63 |
64 printForLocale(aDate, intl, operation) { | 64 printForLocale(aDate, intl, operation) { |
65 var hmsFormat = intl.date().add_Hms(); | 65 var hmsFormat = intl.date().add_Hms(); |
66 var dayFormat = intl.date().add_yMMMMEEEEd(); | 66 var dayFormat = intl.date().add_yMMMMEEEEd(); |
67 var time = hmsFormat.format(aDate); | 67 var time = hmsFormat.format(aDate); |
68 var day = dayFormat.format(aDate); | 68 var day = dayFormat.format(aDate); |
69 Intl.withLocale(intl.locale, () { doThisWithTheOutput(operation(time,day));}); | 69 Intl.withLocale(intl.locale, () { doThisWithTheOutput(operation(time,day));}); |
70 } | 70 } |
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