[gnome-calculator/gnome-3-12] Obliteration of TRUNC button from the calculator

[Arth Patel <arthpatel src gnome org>]

commit 6afb95715b6d898a606bf86743f3c0403056f054
Author: Abhinav <abhinavsv3 gmail com>
Date:   Tue Apr 8 08:32:10 2014 +0530

    Obliteration of TRUNC button from the calculator

 data/buttons-programming.ui |    8 ++++----
 src/math-buttons.vala       |    3 ++-
 2 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/data/buttons-programming.ui b/data/buttons-programming.ui
index 1a79a76..030b562 100644
--- a/data/buttons-programming.ui
+++ b/data/buttons-programming.ui
@@ -2775,10 +2775,10 @@
         <child>
           <object class="GtkButton" id="calc_trunc_button">
             <property name="label">trunc</property>
-            <property name="visible">True</property>
-            <property name="can_focus">True</property>
-            <property name="receives_default">True</property>
-            <property name="use_underline">True</property>
+            <property name="visible">False</property>
+            <property name="can_focus">False</property>
+            <property name="receives_default">False</property>
+            <property name="use_underline">False</property>
             <property name="focus_on_click">False</property>
           </object>
           <packing>
diff --git a/src/math-buttons.vala b/src/math-buttons.vala
index dab7030..1f70819 100644
--- a/src/math-buttons.vala
+++ b/src/math-buttons.vala
@@ -366,7 +366,8 @@ public class MathButtons : Gtk.Box
         /* Tooltip for the two's complement button */
         setup_button (builder, "twos_complement",    "twos ", _("Two's Complement"));
         /* Tooltip for the truncate button */
-        setup_button (builder, "trunc",              "trunc ", _("Truncate"));
+        /* FIXME : Can be Added Once the support is available at the back-end */
+        // setup_button (builder, "trunc",              "trunc ", _("Truncate"));
         /* Tooltip for the start group button */
         setup_button (builder, "start_group",        "(", _("Start Group [(]"));
         /* Tooltip for the end group button */