[gtk/list-styles: 114/116] gtk-demo: Use style classes in the settings demo

[Matthias Clasen <matthiasc src gnome org>]

commit 9271d0cd60200f0660c45223ac5f3266e1d8ec7d
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Aug 9 08:28:29 2020 -0400

    gtk-demo: Use style classes in the settings demo
    
    Use .navigation-sidebar on the left, and .data-table
    on the right.

 demos/gtk-demo/listview_settings.ui | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/demos/gtk-demo/listview_settings.ui b/demos/gtk-demo/listview_settings.ui
index f428d6b4dd..35c3c79c98 100644
--- a/demos/gtk-demo/listview_settings.ui
+++ b/demos/gtk-demo/listview_settings.ui
@@ -20,6 +20,9 @@
           <object class="GtkScrolledWindow">
             <child>
               <object class="GtkListView" id="listview">
+                <style>
+                  <class name="navigation-sidebar"/>
+                </style>
                 <property name="factory">
                   <object class="GtkBuilderListItemFactory">
                     <property name="bytes"><![CDATA[
@@ -73,6 +76,9 @@
                 <property name="vexpand">1</property>
                 <child>
                   <object class="GtkColumnView" id="columnview">
+                    <style>
+                      <class name="data-table"/>
+                    </style>
                     <child>
                       <object class="GtkColumnViewColumn" id="name_column">
                         <property name="title">Name</property>