[gnote] Add method add_seconds to DateTime

[Aurimas Äernius <aurimasc src gnome org>]

commit 1136f193a6fb4c016e5bddcae98ac926ca370571
Author: Aurimas Äernius <aurisc4 gmail com>
Date:   Thu Jul 5 23:15:04 2012 +0300

    Add method add_seconds to DateTime

 src/sharp/datetime.cpp |    6 ++++++
 src/sharp/datetime.hpp |    3 ++-
 2 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/sharp/datetime.cpp b/src/sharp/datetime.cpp
index 917792b..82fb400 100644
--- a/src/sharp/datetime.cpp
+++ b/src/sharp/datetime.cpp
@@ -67,6 +67,12 @@ namespace sharp {
     return *this;
   }
 
+  DateTime & DateTime::add_seconds(int seconds)
+  {
+    m_date.add_seconds(seconds);
+    return *this;
+  }
+
   int DateTime::day() const
   {
     struct tm result;
diff --git a/src/sharp/datetime.hpp b/src/sharp/datetime.hpp
index 458d9fb..814fd1c 100644
--- a/src/sharp/datetime.hpp
+++ b/src/sharp/datetime.hpp
@@ -46,9 +46,10 @@ public:
   DateTime();
   explicit DateTime(time_t t, glong _usec = 0);
   explicit DateTime(const Glib::TimeVal & v);
-  
+ 
   DateTime & add_days(int days);
   DateTime & add_hours(int hours);
+  DateTime & add_seconds(int seconds);
 
   int day() const;
   int month() const;