gtk/tests/teststackedheaders.ui

<interface>
  <object class="GtkWindow" id="window">
    <property name="default-width">600</property>
    <property name="default-height">400</property>
    <property name="icon-name">preferences-desktop-font</property>
    <child type="titlebar">
      <object class="GtkStack" id="header_stack">
        <property name="visible">True</property>
        <child>
          <object class="GtkHeaderBar">
            <property name="visible">True</property>
            <child>
              <object class="GtkButton">
                <property name="visible">True</property>
                <property name="label">New</property>
                <property name="valign">center</property>
                <signal name="clicked" handler="go_to_secondary"/>
              </object>
              <packing>
                <property name="pack-type">start</property>
              </packing>
            </child>
            <child type="title">
              <object class="GtkStackSwitcher">
                <property name="visible">True</property>
                <property name="stack">page_stack</property>
              </object>
            </child>
          </object>
          <packing>
            <property name="name">main</property>
          </packing>
        </child>
        <child>
          <object class="GtkHeaderBar">
            <property name="visible">True</property>
            <child>
              <object class="GtkButton">
                <property name="visible">True</property>
                <property name="label">&lt;</property>
                <property name="valign">center</property>
                <signal name="clicked" handler="back_to_main"/>
              </object>
              <packing>
                <property name="pack-type">start</property>
              </packing>
            </child>
          </object>
          <packing>
            <property name="name">secondary</property>
          </packing>
        </child>
      </object>
    </child>
    <child>
      <object class="GtkStack" id="page_stack">
        <property name="visible">True</property>
        <child>
          <object class="GtkScrolledWindow">
            <property name="visible">True</property>
            <property name="hexpand">True</property>
            <property name="vexpand">True</property>
            <property name="hscrollbar-policy">always</property>
            <property name="vscrollbar-policy">always</property>
            <child>
              <object class="GtkLabel">
                <property name="visible">True</property>
                <property name="halign">center</property>
                <property name="valign">center</property>
                <property name="label">Page 1</property>
              </object>
            </child>
          </object>
          <packing>
            <property name="name">page1</property>
            <property name="title">Page 1</property>
          </packing>
        </child>
        <child>
          <object class="GtkScrolledWindow">
            <property name="visible">True</property>
            <property name="hexpand">True</property>
            <property name="vexpand">True</property>
            <property name="hscrollbar-policy">always</property>
            <property name="vscrollbar-policy">always</property>
            <child>
              <object class="GtkLabel">
                <property name="visible">True</property>
                <property name="halign">center</property>
                <property name="valign">center</property>
                <property name="label">Page 2</property>
              </object>
            </child>
          </object>
          <packing>
            <property name="name">page2</property>
            <property name="title">Page 2</property>
          </packing>
        </child>
        <child>
          <object class="GtkScrolledWindow">
            <property name="visible">True</property>
            <property name="hexpand">True</property>
            <property name="vexpand">True</property>
            <property name="hscrollbar-policy">always</property>
            <property name="vscrollbar-policy">always</property>
            <child>
              <object class="GtkLabel">
                <property name="visible">True</property>
                <property name="halign">center</property>
                <property name="valign">center</property>
                <property name="label">Secondary</property>
              </object>
            </child>
          </object>
          <packing>
            <property name="name">secondary</property>
          </packing>
        </child>
      </object>
    </child>
  </object>
</interface>