From 911473db35a9fce5f3589f03c27210456faaba86 Mon Sep 17 00:00:00 2001
From: mickeyl <mickeyl>
Date: Tue, 24 Feb 2004 12:46:23 +0000
Subject: *phew* here is the class and file rename patch. not converted yet: backend,

but that will be not visible to application classes so we can change it later.
---
(limited to 'libopie2/opiepim/core/opimtimezone.h')

diff --git a/libopie2/opiepim/core/opimtimezone.h b/libopie2/opiepim/core/opimtimezone.h
new file mode 100644
index 0000000..284e80f
--- a/dev/null
+++ b/libopie2/opiepim/core/opimtimezone.h
@@ -0,0 +1,107 @@
+/*
+                             This file is part of the Opie Project
+                             Copyright (C) The Main Author <main-author@whereever.org>
+              =.             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+            .=l.
+           .>+-=
+ _;:,     .>    :=|.         This program is free software; you can
+.> <`_,   >  .   <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
+.="- .-=="i,     .._         License as published by the Free Software
+ - .   .-<_>     .<>         Foundation; either version 2 of the License,
+     ._= =}       :          or (at your option) any later version.
+    .%`+i>       _;_.
+    .i_,=:_.      -<s.       This program is distributed in the hope that
+     +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
+    : ..    .:,     . . .    without even the implied warranty of
+    =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
+  _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
+..}^=.=       =       ;      Library General Public License for more
+++=   -.     .`     .:       details.
+ :     =  ...= . :.=-
+ -.   .:....=;==+<;          You should have received a copy of the GNU
+  -_. . .   )=.  =           Library General Public License along with
+    --        :-=`           this library; see the file COPYING.LIB.
+                             If not, write to the Free Software Foundation,
+                             Inc., 59 Temple Place - Suite 330,
+                             Boston, MA 02111-1307, USA.
+*/
+
+#ifndef OTIMEZONE_H
+#define OTIMEZONE_H
+
+/* QT */
+#include <qdatetime.h>
+
+/* STD */
+#include <time.h>
+
+namespace Opie
+{
+/**
+ * A very primitive class to convert time
+ * from one timezone to another
+ * and to localtime
+ * and time_t
+ */
+class OPimTimeZone {
+
+ public:
+    typedef QString ZoneName;
+    OPimTimeZone( const ZoneName&  = ZoneName::null );
+    virtual ~OPimTimeZone(); // just in case.
+
+    bool isValid()const;
+
+    /**
+     * converts the QDateTime to a DateTime
+     * in the local timezone
+     * if QDateTime is 25th Jan and takes place in Europe/Berlin at 12h
+     * and the current timezone is Europe/London the returned
+     * time will be 11h.
+     */
+    QDateTime toLocalDateTime( const QDateTime& dt );
+
+    /**
+     * converts the QDateTime to UTC time
+     */
+    QDateTime toUTCDateTime( const QDateTime& dt );
+
+    /**
+     * reads the time_t into a QDateTime using UTC as timezone!
+     */
+    QDateTime fromUTCDateTime( time_t );
+
+    /**
+     * converts the time_t to the time in the timezone
+     */
+    QDateTime toDateTime( time_t );
+
+    /**
+     * converts the QDateTime from one timezone to this timeZone
+     */
+    QDateTime toDateTime( const QDateTime&, const OPimTimeZone& timeZone );
+
+    /**
+     * converts the date time into a time_t. It takes the timezone into account
+     */
+    time_t fromDateTime( const QDateTime& );
+
+    /**
+     * converts the datetime with timezone UTC
+     */
+    time_t fromUTCDateTime( const QDateTime& );
+
+    static OPimTimeZone current();
+    static OPimTimeZone utc();
+
+    QString timeZone() const;
+    
+ private:
+    ZoneName m_name;
+    class Private;
+    Private* d;
+};
+};
+
+#endif
--
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