From 172246c997d7b20d7e98fc25a7b23f4a79a0f6a6 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles.kerr@canonical.com>
Date: Tue, 17 Dec 2013 22:02:06 -0600
Subject: add formatter + tests

---
 include/datetime/formatter.h | 118 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 include/datetime/formatter.h

(limited to 'include/datetime')

diff --git a/include/datetime/formatter.h b/include/datetime/formatter.h
new file mode 100644
index 0000000..66dc212
--- /dev/null
+++ b/include/datetime/formatter.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright 2013 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3, as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranties of
+ * MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+ * PURPOSE.  See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authors:
+ *   Charles Kerr <charles.kerr@canonical.com>
+ */
+
+#ifndef INDICATOR_DATETIME_FORMATTER_H
+#define INDICATOR_DATETIME_FORMATTER_H
+
+#include <core/property.h>
+#include <core/signal.h>
+
+#include <glib.h>
+
+namespace unity {
+namespace indicator {
+namespace datetime {
+
+class Clock;
+class DateTime;
+
+/***
+****
+***/
+
+/**
+ * \brief Provides the right time format strings based on the profile and user's settings
+ */
+class Formatter
+{
+public:
+
+    /** \brief The time format string for the menu header */
+    core::Property<std::string> headerFormat;
+
+    /** \brief The time string for the menu header. (eg, the headerFormat + the clock's time */
+    core::Property<std::string> header;
+
+    /** \brief Signal to denote when the relativeFormat has changed.
+               When this is emitted, clients will want to rebuild their
+               menuitems that contain relative time strings */
+    core::Signal<> relativeFormatChanged;
+
+    /** \brief Generate a relative time format for some time (or time range)
+               from the current clock's value. For example, a full-day interval
+               starting at the end of the current clock's day yields "Tomorrow" */
+    std::string getRelativeFormat(GDateTime* then, GDateTime* then_end=nullptr) const;
+
+protected:
+
+    Formatter(const std::shared_ptr<Clock>&);
+    virtual ~Formatter();
+
+    /** \brief Returns true if the current locale prefers 12h display instead of 24h */
+    static bool is_locale_12h();
+
+    static const char * getDefaultHeaderTimeFormat(bool twelvehour, bool show_seconds);
+
+    /** \brief Translate the string based on LC_TIME instead of LC_MESSAGES.
+               The intent of this is to let users set LC_TIME to override
+               their other locale settings when generating time format string */
+    static const char * T_(const char * fmt);
+
+private:
+
+    Formatter(const Formatter&) =delete;
+    Formatter& operator=(const Formatter&) =delete;
+
+    class Impl;
+    std::unique_ptr<Impl> p;
+};
+
+
+/**
+ * \brief A Formatter for the Desktop and DesktopGreeter profiles.
+ */
+class DesktopFormatter: public Formatter
+{
+public:
+    DesktopFormatter(const std::shared_ptr<Clock>&);
+    ~DesktopFormatter();
+
+private:
+    class Impl;
+    friend Impl;
+    std::unique_ptr<Impl> p;
+};
+
+
+/**
+ * \brief A Formatter for Phone and PhoneGreeter profiles.
+ */
+class PhoneFormatter: public Formatter
+{
+public:
+    PhoneFormatter(const std::shared_ptr<Clock>& clock): Formatter(clock) {
+        headerFormat.set(getDefaultHeaderTimeFormat(is_locale_12h(), false));
+    }
+};
+
+} // namespace datetime
+} // namespace indicator
+} // namespace unity
+
+#endif // INDICATOR_DATETIME_CLOCK_H
-- 
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