Index: ui/base/l10n/formatter.h |
diff --git a/ui/base/l10n/formatter.h b/ui/base/l10n/formatter.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e6308b07aaf971455e0738f0edf5f4ecf37a7f9c |
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+++ b/ui/base/l10n/formatter.h |
@@ -0,0 +1,112 @@ |
+// Copyright 2014 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef UI_BASE_L10N_FORMATTER_H_ |
+#define UI_BASE_L10N_FORMATTER_H_ |
+ |
+#include "base/basictypes.h" |
+#include "base/lazy_instance.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "third_party/icu/source/i18n/unicode/plurfmt.h" |
+#include "third_party/icu/source/i18n/unicode/plurrule.h" |
+#include "ui/base/l10n/time_format.h" |
+#include "ui/base/ui_base_export.h" |
+ |
+namespace ui { |
+ |
+struct Pluralities; |
+ |
+// Formatter for a (format, length) combination. May either be instantiated |
+// with four parameters for use in TimeFormat::Simple() or with ten parameters |
+// for use in TimeFormat::Detailed(). |
+class Formatter { |
+ public: |
+ enum Unit { |
+ UNIT_SEC, |
+ UNIT_MIN, |
+ UNIT_HOUR, |
+ UNIT_DAY, |
+ UNIT_COUNT // Enum size counter, not a unit. Must be last. |
+ }; |
+ enum TwoUnits { |
+ TWOUNITS_MIN_SEC, |
bartfab (slow)
2014/02/20 16:31:23
Nit: s/TWOUNITS/TWO_UNITS/
Thiemo Nagel
2014/02/22 21:44:10
Done.
|
+ TWOUNITS_HOUR_MIN, |
+ TWOUNITS_DAY_HOUR, |
+ TWOUNITS_COUNT // Enum size counter, not a unit pair. Must be last. |
bartfab (slow)
2014/02/20 16:31:23
Nit: Two spaces before inline comment.
Thiemo Nagel
2014/02/22 21:44:10
Done.
|
+ }; |
+ |
+ Formatter(const Pluralities& sec_pluralities, |
+ const Pluralities& min_pluralities, |
+ const Pluralities& hour_pluralities, |
+ const Pluralities& day_pluralities); |
+ |
+ Formatter(const Pluralities& sec_pluralities, |
+ const Pluralities& min_pluralities, |
+ const Pluralities& hour_pluralities, |
+ const Pluralities& day_pluralities, |
+ const Pluralities& min_sec_pluralities1, |
+ const Pluralities& min_sec_pluralities2, |
+ const Pluralities& hour_min_pluralities1, |
+ const Pluralities& hour_min_pluralities2, |
+ const Pluralities& day_hour_pluralities1, |
+ const Pluralities& day_hour_pluralities2); |
+ |
+ void Format(Unit unit, int value, icu::UnicodeString& formatted_string) const; |
+ |
+ void Format(TwoUnits units, |
+ int value1, |
bartfab (slow)
2014/02/20 16:31:23
Nit: s/value1/value_1/
Thiemo Nagel
2014/02/22 21:44:10
Done.
|
+ int value2, |
bartfab (slow)
2014/02/20 16:31:23
Nit: s/value2/value_2/
Thiemo Nagel
2014/02/22 21:44:10
Done.
|
+ icu::UnicodeString& formatted_string) const; |
+ |
+ private: |
+ friend class FormatterContainer; // allow access to force_fallback_ |
bartfab (slow)
2014/02/20 16:31:23
Why not make |Formatter| an inner class of |Format
Thiemo Nagel
2014/02/22 21:44:10
I moved force_fallback_ back to FormatterContainer
|
+ |
+ // Create a hard-coded fallback plural format. This will never be called |
+ // unless translators make a mistake. |
+ scoped_ptr<icu::PluralFormat> CreateFallbackFormat( |
+ const icu::PluralRules& rules, |
+ const Pluralities& pluralities) const; |
+ |
+ scoped_ptr<icu::PluralFormat> InitFormat(const Pluralities& pluralities); |
+ |
+ scoped_ptr<icu::PluralFormat> simple_format_[UNIT_COUNT]; |
+ scoped_ptr<icu::PluralFormat> detailed_format_[TWOUNITS_COUNT][2]; |
+ |
+ static bool force_fallback_; |
+ |
+ DISALLOW_IMPLICIT_CONSTRUCTORS(Formatter); |
+}; |
+ |
+// Class to hold all Formatters, intended to be used in a global LazyInstance. |
+class UI_BASE_EXPORT FormatterContainer { |
+ public: |
+ FormatterContainer(); |
+ ~FormatterContainer(); |
+ |
+ const Formatter* Get(TimeFormat::Format format, |
+ TimeFormat::Length length) const; |
+ |
+ void SetFallbackForTesting(bool val) { |
+ Formatter::force_fallback_ = val; |
+ Shutdown(); |
+ Initialize(); |
+ } |
+ |
+ private: |
+ friend struct base::DefaultLazyInstanceTraits<FormatterContainer>; |
+ |
+ void Initialize(); |
+ void Shutdown(); |
+ |
+ scoped_ptr<Formatter> |
+ formatter_[TimeFormat::FORMAT_COUNT][TimeFormat::LENGTH_COUNT]; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(FormatterContainer); |
+}; |
+ |
+extern base::LazyInstance<FormatterContainer> g_container; |
+ |
+} // namespace ui |
+ |
+#endif |