[gnome-calculator] buttons-financial: Make the buttons adaptive

From: Robert Roth <robertroth src gnome org>
To: commits-list gnome org
Cc:
Subject: [gnome-calculator] buttons-financial: Make the buttons adaptive
Date: Mon, 29 Mar 2021 17:34:55 +0000 (UTC)
commit a1e2d5261aed2973cfac77822341e40fa45c2c51
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Wed Mar 10 15:29:20 2021 +0100

    buttons-financial: Make the buttons adaptive
    
    This reorganizes the button layout and split it in two adaptive panels,
    allowing the mode to reach narrower widths while making it more
    organized.

 src/ui/buttons-financial.ui | 1432 ++++++++++++++++++++++---------------------
 1 file changed, 732 insertions(+), 700 deletions(-)
---
diff --git a/src/ui/buttons-financial.ui b/src/ui/buttons-financial.ui
index d8f276d9..4c779ad9 100644
--- a/src/ui/buttons-financial.ui
+++ b/src/ui/buttons-financial.ui
@@ -1838,744 +1838,776 @@
       <action-widget response="-5">button18</action-widget>
     </action-widgets>
   </object>
-  <object class="GtkGrid" id="button_panel">
+  <object class="HdyLeaflet" id="button_panel">
     <property name="visible">True</property>
-    <property name="can_focus">False</property>
-    <property name="row-homogeneous">True</property>
-    <property name="row_spacing">4</property>
-    <property name="column-homogeneous">True</property>
-    <property name="column_spacing">4</property>
+    <property name="can-swipe-back">True</property>
+    <property name="can-swipe-forward">True</property>
+    <property name="transition-type">slide</property>
+    <property name="visible-child">basic</property>
+    <style>
+      <class name="math-buttons"/>
+    </style>
     <child>
-      <object class="GtkMenuButton" id="calc_memory_button">
+      <object class="GtkGrid" id="basic">
         <property name="visible">True</property>
-        <property name="can_focus">True</property>
-        <property name="receives_default">True</property>
-        <property name="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Memory</property>
-        <style>
+        <property name="hexpand">true</property>
+        <property name="row-homogeneous">True</property>
+        <property name="column-homogeneous">True</property>
+        <property name="row_spacing">4</property>
+        <property name="column_spacing">4</property>
+        <child>
+          <object class="GtkButton" id="calc_4_button">
+            <property name="label">4</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">4</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_7_button">
+            <property name="label">7</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">7</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="top_attach">1</property>
+            <property name="left_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_8_button">
+            <property name="label">8</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">8</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_9_button">
+            <property name="label">9</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">9</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_5_button">
+            <property name="label">5</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">5</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_6_button">
+            <property name="label">6</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">6</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_modulus_divide_button">
+            <property name="label">mod</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Modulus divide</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">' mod '</property>
+            <style>
+              <class name="operator-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">3</property>
+            <property name="top_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_divide_button">
+            <property name="label">÷</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Divide [/]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'÷'</property>
+            <style>
+              <class name="operator-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">3</property>
+            <property name="top_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_1_button">
+            <property name="label">1</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">1</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="top_attach">3</property>
+            <property name="left_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_2_button">
+            <property name="label">2</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">2</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">3</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_0_button">
+            <property name="label">0</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">0</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="top_attach">4</property>
+            <property name="left_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_numeric_point_button">
+            <property name="label" comments="Label is set in gtk.c to comply with LC flags">.</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-numeric-point</property>
+            <style>
+              <class name="numeric-point-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">4</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_3_button">
+            <property name="label">3</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="focus_on_click">False</property>
+            <property name="action_name">cal.insert-digit</property>
+            <property name="action_target">3</property>
+            <style>
+              <class name="number-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">3</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_multiply_button">
+            <property name="label">×</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Multiply [*]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'×'</property>
+            <style>
+              <class name="operator-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">3</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_subtract_button">
+            <property name="label">−</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Subtract [-]</property>
+            <property name="action_name">cal.subtract</property>
+            <style>
+              <class name="operator-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">3</property>
+            <property name="top_attach">3</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_add_button">
+            <property name="label">+</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Add [+]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'+'</property>
+            <style>
+              <class name="operator-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">3</property>
+            <property name="top_attach">4</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_root_button">
+            <property name="label">√</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Root [Ctrl+R]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'√'</property>
+            <style>
               <class name="function-button"/>
-        </style>
-        <child internal-child="accessible">
-          <object class="AtkObject" id="calc_memory_button-atkobject">
-            <property name="AtkObject::accessible-name" translatable="yes" comments="Accessible name for the 
memory value button">Memory</property>
+            </style>
           </object>
+          <packing>
+            <property name="left_attach">4</property>
+            <property name="top_attach">1</property>
+          </packing>
         </child>
         <child>
-          <object class="GtkHBox" id="hbox20">
+          <object class="GtkButton" id="calc_clear_button">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="spacing">3</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="use_underline">True</property>
+            <property name="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Clear Display [Escape]</property>
+            <property name="action_name">cal.clear</property>
             <child>
-              <object class="GtkLabel" id="label23">
+              <object class="GtkImage" id="calc_clear_icon">
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
-                <property name="label" translatable="yes" comments="The label on the memory 
button">x</property>
-                <attributes>
-                  <attribute name="style" value="italic"/>
-                </attributes>
+                <property name="icon_name">edit-clear-symbolic</property>
+              </object>
+            </child>
+            <style>
+              <class name="destructive-action"/>
+              <class name="image-button"/>
+              <class name="clear-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_start_group_button">
+            <property name="label">(</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Start Group [(]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'('</property>
+            <style>
+              <class name="parenthesis-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_end_group_button">
+            <property name="label">)</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">End Group [)]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">')'</property>
+            <style>
+              <class name="parenthesis-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_percentage_button">
+            <property name="label">%</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Percentage [%]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'%'</property>
+            <style>
+              <class name="procent-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">4</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_result_button">
+            <property name="label" translatable="yes" comments="Label on the solve button (clicking this 
solves the displayed calculation)">=</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Calculate Result</property>
+            <property name="action_name">cal.solve</property>
+            <style>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">4</property>
+            <property name="top_attach">3</property>
+            <property name="height">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_x_pow_y_button">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Exponent [^ or **]</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'^'</property>
+            <child internal-child="accessible">
+              <object class="AtkObject" id="calc_x_pow_y_button-atkobject">
+                <property name="AtkObject::accessible-name" translatable="yes" comments="Accessible name for 
the exponentiation (x to the power of y) button">Exponent</property>
               </object>
-              <packing>
-                <property name="expand">True</property>
-                <property name="fill">True</property>
-                <property name="position">0</property>
-              </packing>
             </child>
             <child>
-              <object class="GtkArrow" id="arrow14">
+              <object class="GtkLabel" id="x_pow_y_label">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="arrow_type">down</property>
+                <property 
name="label">&lt;i&gt;x&lt;/i&gt;&lt;sup&gt;&lt;i&gt;y&lt;/i&gt;&lt;/sup&gt;</property>
+                <property name="use_markup">True</property>
               </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">True</property>
-                <property name="position">1</property>
-              </packing>
             </child>
+            <style>
+              <class name="function-button"/>
+            </style>
           </object>
+          <packing>
+            <property name="left_attach">4</property>
+            <property name="top_attach">2</property>
+          </packing>
         </child>
-      </object>
-      <packing>
-        <property name="left_attach">4</property>
-        <property name="top_attach">2</property>
-        <property name="width">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_logarithm_button">
-        <property name="label">log</property>
-        <property name="visible">True</property>
-        <property name="can_focus">True</property>
-        <property name="receives_default">True</property>
-        <property name="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Logarithm</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'log '</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">6</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_4_button">
-        <property name="label">4</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">4</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="top_attach">1</property>
-        <property name="left_attach">0</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_7_button">
-        <property name="label">7</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">7</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">0</property>
-        <property name="top_attach">0</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_8_button">
-        <property name="label">8</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">8</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_9_button">
-        <property name="label">9</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">9</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_5_button">
-        <property name="label">5</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">5</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">1</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_6_button">
-        <property name="label">6</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">6</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">2</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_divide_button">
-        <property name="label">÷</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Divide [/]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'÷'</property>
-        <style>
-          <class name="operator-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_1_button">
-        <property name="label">1</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">1</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="top_attach">2</property>
-        <property name="left_attach">0</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_2_button">
-        <property name="label">2</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">2</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">1</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_0_button">
-        <property name="label">0</property>
-        <property name="width_request">50</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">0</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">0</property>
-        <property name="top_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_numeric_point_button">
-        <property name="label" comments="Label is set in gtk.c to comply with LC flags">.</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-numeric-point</property>
-        <style>
-          <class name="numeric-point-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">1</property>
-        <property name="top_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_percentage_button">
-        <property name="label">%</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Percentage [%]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'%'</property>
-        <style>
-          <class name="procent-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">2</property>
-        <property name="top_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_3_button">
-        <property name="label">3</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="focus_on_click">False</property>
-        <property name="action_name">cal.insert-digit</property>
-        <property name="action_target">3</property>
-        <style>
-          <class name="number-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">2</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_multiply_button">
-        <property name="label">×</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Multiply [*]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'×'</property>
-        <style>
-          <class name="operator-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">3</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_subtract_button">
-        <property name="label">−</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Subtract [-]</property>
-        <property name="action_name">cal.subtract</property>
-        <style>
-          <class name="operator-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">3</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_add_button">
-        <property name="label">+</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Add [+]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'+'</property>
-        <style>
-          <class name="operator-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">3</property>
-        <property name="top_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_result_button">
-        <property name="label" translatable="yes" comments="Label on the solve button (clicking this solves 
the displayed calculation)">=</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Calculate Result</property>
-        <property name="action_name">cal.solve</property>
-        <style>
-          <class name="suggested-action"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">4</property>
-        <property name="top_attach">3</property>
-        <property name="width">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_start_group_button">
-        <property name="label">(</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Start Group [(]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'('</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">4</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_end_group_button">
-        <property name="label">)</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">End Group [)]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">')'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">5</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_clear_button">
-        <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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Clear Display [Escape]</property>
-        <property name="action_name">cal.clear</property>
-        <property name="label">C</property>
-        <style>
-          <class name="clear-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">5</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_compounding_term_button">
-        <property name="label" translatable="yes" comments="Calculates the number of compounding periods 
necessary to increase an investment of present value pv to a future value of fv, at a fixed interest rate of 
int per compounding period. See also: http://en.wikipedia.org/wiki/Compound_interest";>Ctrm</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Compounding Term</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'ctrm_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">7</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_double_declining_depreciation_button">
-        <property name="label" translatable="yes" comments="Calculates the depreciation allowance on an 
asset for a specified period of time, using the double-declining balance method. See also: 
http://en.wikipedia.org/wiki/Depreciation";>Ddb</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Double Declining Depreciation</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'ddb_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">8</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_future_value_button">
-        <property name="label" translatable="yes" comments="Calculates the future value of an investment 
based on a series of equal payments, each of amount pmt, at a periodic interest rate of int, over the number 
of payment periods in the term. See also: http://en.wikipedia.org/wiki/Future_value";>Fv</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Future Value</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'fv_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">9</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_term_button">
-        <property name="label" translatable="yes" comments="Calculates the number of payment periods that 
are necessary during the term of an ordinary annuity, to accumulate a future value of fv, at a periodic 
interest rate of int. Each payment is equal to amount pmt. See also: 
http://en.wikipedia.org/wiki/Annuity_(finance_theory)">Term</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Financial Term</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'term_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">8</property>
-        <property name="top_attach">3</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_sum_of_the_years_digits_depreciation_button">
-        <property name="label" translatable="yes" comments="Calculates the depreciation allowance on an 
asset for a specified period of time, using the Sum-Of-The-Years’-Digits method. This method of depreciation 
accelerates the rate of depreciation, so that more depreciation expense occurs in earlier periods than in 
later ones. The depreciable cost is cost - salvage. The useful life is the number of periods, typically 
years, over which an asset is depreciated. See also: http://en.wikipedia.org/wiki/Depreciation";>Syd</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Sum of the Years Digits Depreciation</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'syd_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">9</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_straight_line_depreciation_button">
-        <property name="label" translatable="yes" comments="Calculates the straight-line depreciation of an 
asset for one period. The depreciable cost is cost - salvage. The straight-line method of depreciation 
divides the depreciable cost evenly over the useful life of an asset. The useful life is the number of 
periods, typically years, over which an asset is depreciated. See also: 
http://en.wikipedia.org/wiki/Depreciation";>Sln</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Straight Line Depreciation</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'sln_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">8</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_periodic_interest_rate_button">
-        <property name="label" translatable="yes" comments="Calculates the periodic interest necessary to 
increase an investment of present value pv to a future value of fv, over the number of compounding periods in 
term. See also: http://en.wikipedia.org/wiki/Interest";>Rate</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Periodic Interest Rate</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'rate_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">7</property>
-        <property name="top_attach">2</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_present_value_button">
-        <property name="label" translatable="yes" comments="Calculates the present value of an investment 
based on a series of equal payments, each of amount pmt, discounted at a periodic interest rate of int, over 
the number of payment periods in the term. See also: http://en.wikipedia.org/wiki/Present_value";>Pv</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Present Value</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'pv_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">9</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_periodic_payment_button">
-        <property name="label" translatable="yes" comments="Calculates the amount of the periodic payment of 
a loan, where payments are made at the end of each payment period. See also: 
http://en.wikipedia.org/wiki/Amortization_schedule";>Pmt</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Periodic Payment</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'pmt_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">8</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_finc_gross_profit_margin_button">
-        <property name="label" translatable="yes" comments="Calculates the resale price of a product, based 
on the product cost and the wanted gross profit margin. See also: 
http://en.wikipedia.org/wiki/Gross_profit_margin";>Gpm</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Gross Profit Margin</property>
-        <property name="action_name">cal.launch-finc-dialog</property>
-        <property name="action_target">'gpm_dialog'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">7</property>
-        <property name="top_attach">1</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_undo_button">
-        <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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Undo [Ctrl+Z]</property>
-        <property name="action_name">cal.undo</property>
         <child>
-          <object class="GtkImage" id="image1">
+          <object class="GtkButton" id="calc_logarithm_button">
+            <property name="label">log</property>
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="icon-name">edit-undo-symbolic</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Logarithm</property>
+            <property name="action_name">cal.insert-general</property>
+            <property name="action_target">'log '</property>
+            <style>
+              <class name="function-button"/>
+            </style>
           </object>
+          <packing>
+            <property name="left_attach">4</property>
+            <property name="top_attach">0</property>
+          </packing>
         </child>
-        <style>
-          <class name="undo-button"/>
-        </style>
       </object>
       <packing>
-        <property name="left_attach">4</property>
+        <property name="name">basic</property>
       </packing>
     </child>
     <child>
-      <object class="GtkButton" id="calc_x_pow_y_button">
+      <object class="GtkGrid" id="advanced">
         <property name="visible">True</property>
-        <property name="can_focus">True</property>
-        <property name="receives_default">True</property>
-        <property name="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Exponent [^ or **]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'^'</property>
-        <child internal-child="accessible">
-          <object class="AtkObject" id="calc_x_pow_y_button-atkobject">
-            <property name="AtkObject::accessible-name" translatable="yes" comments="Accessible name for the 
exponentiation (x to the power of y) button">Exponent</property>
+        <property name="hexpand">true</property>
+        <property name="row-homogeneous">True</property>
+        <property name="column-homogeneous">True</property>
+        <property name="row_spacing">4</property>
+        <property name="column_spacing">4</property>
+        <child>
+          <object class="GtkMenuButton" id="calc_memory_button">
+            <property name="visible">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Memory</property>
+            <child internal-child="accessible">
+              <object class="AtkObject" id="calc_memory_button-atkobject">
+                <property name="AtkObject::accessible-name" translatable="yes" comments="Accessible name for 
the memory button">Memory</property>
+              </object>
+            </child>
+            <child>
+              <object class="GtkHBox" id="hbox20">
+                <property name="visible">True</property>
+                <child>
+                  <object class="GtkLabel" id="label23">
+                    <property name="visible">True</property>
+                    <property name="label" translatable="yes" comments="The label on the memory 
button">x</property>
+                    <attributes>
+                      <attribute name="style" value="italic"/>
+                    </attributes>
+                  </object>
+                  <packing>
+                    <property name="position">0</property>
+                  </packing>
+                </child>
+                <child>
+                  <object class="GtkArrow" id="arrow14">
+                    <property name="visible">True</property>
+                    <property name="arrow_type">down</property>
+                  </object>
+                  <packing>
+                    <property name="expand">False</property>
+                    <property name="position">1</property>
+                  </packing>
+                </child>
+              </object>
+            </child>
+            <style>
+              <class name="function-button"/>
+            </style>
           </object>
+          <packing>
+            <property name="left_attach">0</property>
+            <property name="top_attach">4</property>
+            <property name="width">3</property>
+          </packing>
         </child>
         <child>
-          <object class="GtkLabel" id="x_pow_y_label">
+          <object class="GtkButton" id="calc_finc_compounding_term_button">
+            <property name="label" translatable="yes" comments="Calculates the number of compounding periods 
necessary to increase an investment of present value pv to a future value of fv, at a fixed interest rate of 
int per compounding period. See also: http://en.wikipedia.org/wiki/Compound_interest";>Ctrm</property>
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="label">&lt;i&gt;x&lt;/i&gt;&lt;sup&gt;&lt;i&gt;y&lt;/i&gt;&lt;/sup&gt;</property>
-            <property name="use_markup">True</property>
+            <property name="can_focus">True</property>
+            <property name="receives_default">True</property>
+            <property name="use_underline">True</property>
+            <property name="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Compounding Term</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'ctrm_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
           </object>
+          <packing>
+            <property name="left_attach">0</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_double_declining_depreciation_button">
+            <property name="label" translatable="yes" comments="Calculates the depreciation allowance on an 
asset for a specified period of time, using the double-declining balance method. See also: 
http://en.wikipedia.org/wiki/Depreciation";>Ddb</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Double Declining Depreciation</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'ddb_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_future_value_button">
+            <property name="label" translatable="yes" comments="Calculates the future value of an investment 
based on a series of equal payments, each of amount pmt, at a periodic interest rate of int, over the number 
of payment periods in the term. See also: http://en.wikipedia.org/wiki/Future_value";>Fv</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Future Value</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'fv_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_term_button">
+            <property name="label" translatable="yes" comments="Calculates the number of payment periods 
that are necessary during the term of an ordinary annuity, to accumulate a future value of fv, at a periodic 
interest rate of int. Each payment is equal to amount pmt. See also: 
http://en.wikipedia.org/wiki/Annuity_(finance_theory)">Term</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Financial Term</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'term_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">3</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_sum_of_the_years_digits_depreciation_button">
+            <property name="label" translatable="yes" comments="Calculates the depreciation allowance on an 
asset for a specified period of time, using the Sum-Of-The-Years’-Digits method. This method of depreciation 
accelerates the rate of depreciation, so that more depreciation expense occurs in earlier periods than in 
later ones. The depreciable cost is cost - salvage. The useful life is the number of periods, typically 
years, over which an asset is depreciated. See also: http://en.wikipedia.org/wiki/Depreciation";>Syd</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Sum of the Years Digits Depreciation</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'syd_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_straight_line_depreciation_button">
+            <property name="label" translatable="yes" comments="Calculates the straight-line depreciation of 
an asset for one period. The depreciable cost is cost - salvage. The straight-line method of depreciation 
divides the depreciable cost evenly over the useful life of an asset. The useful life is the number of 
periods, typically years, over which an asset is depreciated. See also: 
http://en.wikipedia.org/wiki/Depreciation";>Sln</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Straight Line Depreciation</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'sln_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_periodic_interest_rate_button">
+            <property name="label" translatable="yes" comments="Calculates the periodic interest necessary 
to increase an investment of present value pv to a future value of fv, over the number of compounding periods 
in term. See also: http://en.wikipedia.org/wiki/Interest";>Rate</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Periodic Interest Rate</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'rate_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">0</property>
+            <property name="top_attach">2</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_present_value_button">
+            <property name="label" translatable="yes" comments="Calculates the present value of an 
investment based on a series of equal payments, each of amount pmt, discounted at a periodic interest rate of 
int, over the number of payment periods in the term. See also: 
http://en.wikipedia.org/wiki/Present_value";>Pv</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Present Value</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'pv_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">2</property>
+            <property name="top_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_periodic_payment_button">
+            <property name="label" translatable="yes" comments="Calculates the amount of the periodic 
payment of a loan, where payments are made at the end of each payment period. See also: 
http://en.wikipedia.org/wiki/Amortization_schedule";>Pmt</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Periodic Payment</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'pmt_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">1</property>
+            <property name="top_attach">1</property>
+          </packing>
+        </child>
+        <child>
+          <object class="GtkButton" id="calc_finc_gross_profit_margin_button">
+            <property name="label" translatable="yes" comments="Calculates the resale price of a product, 
based on the product cost and the wanted gross profit margin. See also: 
http://en.wikipedia.org/wiki/Gross_profit_margin";>Gpm</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="focus_on_click">False</property>
+            <property name="tooltip_text" translatable="yes">Gross Profit Margin</property>
+            <property name="action_name">cal.launch-finc-dialog</property>
+            <property name="action_target">'gpm_dialog'</property>
+            <style>
+              <class name="function-button"/>
+            </style>
+          </object>
+          <packing>
+            <property name="left_attach">0</property>
+            <property name="top_attach">1</property>
+          </packing>
         </child>
-        <style>
-          <class name="function-button"/>
-        </style>
-      </object>
-      <packing>
-        <property name="left_attach">6</property>
-      </packing>
-    </child>
-    <child>
-      <object class="GtkButton" id="calc_root_button">
-        <property name="label">√</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="focus_on_click">False</property>
-        <property name="tooltip_text" translatable="yes">Root [Ctrl+R]</property>
-        <property name="action_name">cal.insert-general</property>
-        <property name="action_target">'√'</property>
-        <style>
-          <class name="function-button"/>
-        </style>
       </object>
       <packing>
-        <property name="left_attach">6</property>
-        <property name="top_attach">1</property>
+        <property name="name">advanced</property>
       </packing>
     </child>
-    <style>
-      <class name="math-buttons"/>
-    </style>
   </object>
+  <object class="GtkSizeGroup">
+    <property name="mode">both</property>
+    <widgets>
+      <widget name="basic"/>
+      <widget name="advanced"/>
+    </widgets>
+  </object>
+
+
 </interface>
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