calculatorwidget: icon changes

Author: hansu

lib/python/gladevcp/calculator.glade

@@ -1,32 +1,18 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.38.2 -->
+<!-- Generated with glade 3.40.0 -->
 <interface>
   <requires lib="gtk+" version="3.24"/>
-  <object class="GtkImage" id="backspace">
-    <property name="visible">True</property>
-    <property name="can-focus">False</property>
-    <property name="icon-name">go-previous</property>
-  </object>
   <object class="GtkImage" id="cancel">
     <property name="visible">True</property>
     <property name="can-focus">False</property>
     <property name="icon-name">gtk-cancel</property>
-  </object>
-  <object class="GtkImage" id="clr">
-    <property name="visible">True</property>
-    <property name="can-focus">False</property>
-    <property name="icon-name">gtk-clear</property>
+    <property name="icon_size">3</property>
   </object>
   <object class="GtkImage" id="ok">
     <property name="visible">True</property>
     <property name="can-focus">False</property>
     <property name="icon-name">gtk-ok</property>
-  </object>
-  <object class="GtkImage" id="pi">
-    <property name="height-request">48</property>
-    <property name="visible">True</property>
-    <property name="can-focus">False</property>
-    <property name="pixbuf">pi.png</property>
+    <property name="icon_size">3</property>
   </object>
   <object class="GtkWindow" id="window_calculator">
     <property name="can-focus">False</property>
@@ -85,7 +71,6 @@
                 <property name="visible">True</property>
                 <property name="can-focus">True</property>
                 <property name="receives-default">True</property>
-                <property name="image">clr</property>
                 <signal name="clicked" handler="on_CLR_clicked" swapped="no"/>
               </object>
               <packing>
@@ -108,10 +93,10 @@
             </child>
             <child>
               <object class="GtkButton" id="Pi">
+                <property name="label" translatable="yes">Pi</property>
                 <property name="visible">True</property>
                 <property name="can-focus">True</property>
                 <property name="receives-default">True</property>
-                <property name="image">pi</property>
                 <signal name="clicked" handler="on_Pi_clicked" swapped="no"/>
               </object>
               <packing>
@@ -281,7 +266,6 @@
                 <property name="visible">True</property>
                 <property name="can-focus">True</property>
                 <property name="receives-default">True</property>
-                <property name="image">backspace</property>
                 <signal name="clicked" handler="on_Backspace_clicked" swapped="no"/>
               </object>
               <packing>
@@ -317,7 +301,6 @@
             </child>
             <child>
               <object class="GtkButton" id="cancel_button">
-                <property name="label" translatable="yes">_Cancel_</property>
                 <property name="visible">True</property>
                 <property name="can-focus">True</property>
                 <property name="receives-default">True</property>
@@ -332,7 +315,6 @@
             </child>
             <child>
               <object class="GtkButton" id="ok_button">
-                <property name="label" translatable="yes">_Ok</property>
                 <property name="visible">True</property>
                 <property name="can-focus">True</property>
                 <property name="receives-default">True</property>

lib/python/gladevcp/calculatorwidget.py

@@ -87,6 +87,9 @@ def __init__( self, *a, **kw ):
         self.wTree.connect_signals( dic )
         self.entry = self.wTree.get_object( "displayText" )
         self.entry.modify_font( Pango.FontDescription( self.font ) )
+        self.wTree.get_object( "Backspace" ).set_label("\u232B")
+        self.wTree.get_object( "Pi" ).set_label("\u03c0")
+        self.wTree.get_object( "Pi" ).set_name("pi-symbol")
         self.calc_box = self.wTree.get_object( "calc_box" )
         self.calc_box.set_vexpand(True)
         self.calc_box.set_hexpand(True)
@@ -101,7 +104,9 @@ def __init__( self, *a, **kw ):
         self.calc_box.set_name("calc_widget")
         style_context = self.calc_box.get_style_context()
         style_context.add_provider_for_screen(screen, provider, Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
-        css = b"#calc_widget {font-size: 15px;}"
+        css = b"""
+        #calc_widget {font-size: 15px;}
+        #pi-symbol {font-size: 18px; font-family: sans-serif;}"""
         provider.load_from_data(css)
 
     def num_pad_only( self, value ):