data/ui/filediff.ui: Add toolbar items for label widgets

Author: kaiw

data/ui/filediff.ui

@@ -182,6 +182,24 @@
                     <property name="expand">True</property>
                   </packing>
                 </child>
+                <child>
+                  <object class="GtkToolItem" id="filelabel_toolitem2">
+                    <property name="visible">False</property>
+                    <property name="can_focus">False</property>
+                    <property name="receives_default">False</property>
+                    <child>
+                      <object class="GtkLabel" id="filelabel2">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="xalign">0</property>
+                        <property name="label" translatable="yes">File 3</property>
+                      </object>
+                    </child>
+                  </object>
+                  <packing>
+                    <property name="expand">True</property>
+                  </packing>
+                </child>
               </object>
               <packing>
                 <property name="left_attach">5</property>
@@ -234,6 +252,24 @@
                     <property name="expand">True</property>
                   </packing>
                 </child>
+                <child>
+                  <object class="GtkToolItem" id="filelabel_toolitem1">
+                    <property name="visible">False</property>
+                    <property name="can_focus">False</property>
+                    <property name="receives_default">False</property>
+                    <child>
+                      <object class="GtkLabel" id="filelabel1">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="xalign">0</property>
+                        <property name="label" translatable="yes">File 2</property>
+                      </object>
+                    </child>
+                  </object>
+                  <packing>
+                    <property name="expand">True</property>
+                  </packing>
+                </child>
               </object>
               <packing>
                 <property name="left_attach">3</property>
@@ -286,6 +322,24 @@
                     <property name="expand">True</property>
                   </packing>
                 </child>
+                <child>
+                  <object class="GtkToolItem" id="filelabel_toolitem0">
+                    <property name="visible">False</property>
+                    <property name="can_focus">False</property>
+                    <property name="receives_default">False</property>
+                    <child>
+                      <object class="GtkLabel" id="filelabel0">
+                        <property name="visible">True</property>
+                        <property name="can_focus">False</property>
+                        <property name="xalign">0</property>
+                        <property name="label" translatable="yes">File 1</property>
+                      </object>
+                    </child>
+                  </object>
+                  <packing>
+                    <property name="expand">True</property>
+                  </packing>
+                </child>
               </object>
               <packing>
                 <property name="left_attach">1</property>