--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+ <!-- interface-requires gtk+ 3.0 -->
+ <object class="GtkWindow" id="window1">
+ <property name="can_focus">False</property>
+ <property name="default_width">600</property>
+ <property name="default_height">600</property>
+ <child>
+ <object class="GtkBox" id="containerbox">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">vertical</property>
+ <property name="valign">center</property>
+ <property name="halign">center</property>
+ <property name="spacing">6</property>
+ <child>
+ <object class="GtkBox" id="box1">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">horizontal</property>
+ <property name="valign">center</property>
+ <property name="halign">center</property>
+ <property name="spacing">6</property>
+ <child>
+ <object class="GtkButton" id="button1">
+ <property name="label" translatable="yes">Hi, I am a button</property>
+ <property name="use_action_appearance">False</property>
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="receives_default">True</property>
+ <property name="use_action_appearance">False</property>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkToggleButton" id="button2">
+ <property name="label" translatable="yes">And I'm the suggested action</property>
+ <property name="use_action_appearance">False</property>
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="receives_default">True</property>
+ <property name="use_action_appearance">False</property>
+ <style>
+ <class name="suggested-action"/>
+ </style>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ </child>
+ <child>
+ <object class="GtkToolbar" id="toolbar">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">horizontal</property>
+ <style>
+ <class name="selection-mode"/>
+ <class name="menubar"/>
+ </style>
+ <child>
+ <object class="GtkToggleToolButton" id="toolbutton7">
+ <property name="use_action_appearance">False</property>
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="label" translatable="yes">Inside selection mode</property>
+ <property name="use_underline">True</property>
+ <property name="is_important">True</property>
+ <style>
+ <class name="suggested-action"/>
+ </style>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="homogeneous">True</property>
+ </packing>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+</interface>