From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 intl/locale/AppDateTimeFormat.h | 89 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 intl/locale/AppDateTimeFormat.h

(limited to 'intl/locale/AppDateTimeFormat.h')

diff --git a/intl/locale/AppDateTimeFormat.h b/intl/locale/AppDateTimeFormat.h
new file mode 100644
index 0000000000..cdc8a499bb
--- /dev/null
+++ b/intl/locale/AppDateTimeFormat.h
@@ -0,0 +1,89 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_intl_AppDateTimeFormat_h
+#define mozilla_intl_AppDateTimeFormat_h
+
+#include <time.h>
+#include "gtest/MozGtestFriend.h"
+#include "nsTHashMap.h"
+#include "nsString.h"
+#include "prtime.h"
+#include "mozilla/intl/DateTimeFormat.h"
+
+namespace mozilla::intl {
+
+/**
+ * Get a DateTimeFormat for use in Gecko. This specialized DateTimeFormat
+ * respects the user's OS and app preferences, and provides caching of the
+ * underlying mozilla::intl resources.
+ *
+ * This class is not thread-safe as it lazily initializes a cache without
+ * any type of multi-threaded protections.
+ */
+class AppDateTimeFormat {
+ public:
+  /**
+   * Format a DateTime using the applied app and OS-level preferences, with a
+   * style bag and the PRTime.
+   */
+  static nsresult Format(const DateTimeFormat::StyleBag& aStyle,
+                         const PRTime aPrTime, nsAString& aStringOut);
+
+  /**
+   * Format a DateTime using the applied app and OS-level preferences, with a
+   * style bag and the PRExplodedTime.
+   */
+  static nsresult Format(const DateTimeFormat::StyleBag& aStyle,
+                         const PRExplodedTime* aExplodedTime,
+                         nsAString& aStringOut);
+
+  /**
+   * Format a DateTime using the applied app and OS-level preferences, with a
+   * components bag and the PRExplodedTime.
+   */
+  static nsresult Format(const DateTimeFormat::ComponentsBag& aComponents,
+                         const PRExplodedTime* aExplodedTime,
+                         nsAString& aStringOut);
+
+  /**
+   * If the app locale changes, the cached locale needs to be reset.
+   */
+  static void ClearLocaleCache();
+
+  static void Shutdown();
+
+ private:
+  AppDateTimeFormat() = delete;
+
+  static nsresult Initialize();
+  static void DeleteCache();
+  static const size_t kMaxCachedFormats = 15;
+
+  FRIEND_TEST(AppDateTimeFormat, FormatPRExplodedTime);
+  FRIEND_TEST(AppDateTimeFormat, DateFormatSelectors);
+  FRIEND_TEST(AppDateTimeFormat, FormatPRExplodedTimeForeign);
+  FRIEND_TEST(AppDateTimeFormat, DateFormatSelectorsForeign);
+
+  /**
+   * Format a DateTime using the applied app and OS-level preferences, with a
+   * components bag and the PRExplodedTime.
+   */
+  static nsresult Format(const DateTimeFormat::StyleBag& aStyle,
+                         const double aUnixEpoch,
+                         const PRTimeParameters* aTimeParameters,
+                         nsAString& aStringOut);
+
+  static void BuildTimeZoneString(const PRTimeParameters& aTimeParameters,
+                                  nsAString& aStringOut);
+
+  static nsCString* sLocale;
+  static nsTHashMap<nsCStringHashKey, UniquePtr<DateTimeFormat>>* sFormatCache;
+};
+
+}  // namespace mozilla::intl
+
+#endif /* mozilla_intl_AppDateTimeFormat_h */
-- 
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