gnome-control-center/panels/common/cc-language-chooser.ui

<?xml version="1.0" encoding="UTF-8"?>
<interface>
  <!-- interface-requires gtk+ 3.0 -->
  <template class="CcLanguageChooser" parent="GtkDialog">
    <property name="title" translatable="yes">Select Language</property>
    <property name="modal">True</property>
    <property name="destroy_with_parent">True</property>
    <property name="default_width">400</property>
    <property name="default_height">475</property>
    <signal name="activate-default" handler="activate_default_cb"/>
    <child type="action">
      <object class="GtkButton" id="select_button">
        <property name="label" translatable="yes">_Select</property>
        <property name="sensitive">False</property>
        <property name="use_underline">True</property>
        <property name="valign">center</property>
      </object>
    </child>
    <child type="action">
      <object class="GtkButton" id="cancel_button">
        <property name="label" translatable="yes">_Cancel</property>
        <property name="use_underline">True</property>
        <property name="valign">center</property>
      </object>
    </child>
    <child>
      <object class="GtkBox">
        <property name="orientation">vertical</property>
        <property name="spacing">0</property>
        <child>
          <object class="GtkSearchBar" id="search_bar">
            <property name="hexpand">True</property>
            <child>
              <object class="GtkSearchEntry" id="language_filter_entry">
                <property name="placeholder_text" translatable="yes">Language or country</property>
                <property name="width_chars">30</property>
                <signal name="search-changed" handler="language_filter_entry_search_changed_cb" object="CcLanguageChooser" swapped="yes"/>
              </object>
            </child>
          </object>
        </child>
        <child>
          <object class="GtkScrolledWindow">
            <property name="hscrollbar-policy">never</property>
            <property name="vscrollbar-policy">automatic</property>
            <property name="propagate-natural-height">True</property>
            <property name="min-content-height">200</property>
            <child>
              <object class="GtkListBox" id="language_listbox">
                <property name="can-focus">True</property>
                <property name="vexpand">True</property>
                <property name="halign">fill</property>
                <property name="valign">fill</property>
                <property name="selection-mode">none</property>
                <property name="show-separators">True</property>
                <signal name="row-activated" handler="language_listbox_row_activated_cb" object="CcLanguageChooser" swapped="yes"/>
                <child type="placeholder">
                  <object class="GtkLabel">
                    <property name="label" translatable="yes">No languages found</property>
                    <property name="sensitive">False</property>
                  </object>
                </child>

                <!-- "More" row -->
                <child>
                  <object class="GtkListBoxRow" id="more_row">
                    <child>
                      <object class="GtkBox">
                        <property name="spacing">10</property>
                        <property name="tooltip_markup" translatable="yes">More…</property>
                        <child>
                          <object class="GtkImage">
                            <property name="hexpand">True</property>
                            <property name="halign">center</property>
                            <property name="icon-name">view-more-symbolic</property>
                            <property name="icon-size">1</property>
                            <property name="margin-top">10</property>
                            <property name="margin-bottom">10</property>
                            <style>
                              <class name="dim-label"/>
                            </style>
                          </object>
                        </child>
                      </object>
                    </child>
                  </object>
                </child>

              </object>
            </child>
          </object>
        </child>
      </object>
    </child>
    <action-widgets>
      <action-widget response="-5" default="true">select_button</action-widget>
      <action-widget response="-6">cancel_button</action-widget>
    </action-widgets>
  </template>
</interface>