gnome-shell/subprojects/extensions-app/data/ui/extensions-window.ui

<?xml version="1.0" encoding="UTF-8"?>
<interface>
  <menu id="primary-menu">
    <section>
      <item>
        <attribute name="label" translatable="yes">Keyboard Shortcuts</attribute>
        <attribute name="action">win.show-help-overlay</attribute>
      </item>
      <item>
        <attribute name="label" translatable="yes">About Extensions</attribute>
        <attribute name="action">win.show-about</attribute>
      </item>
    </section>
  </menu>
  <template class="ExtensionsWindow" parent="AdwApplicationWindow">
    <property name="default-width">800</property>
    <property name="default-height">500</property>
    <property name="title" translatable="yes">Extensions</property>
    <child>
      <object class="AdwToolbarView">
        <child type="top">
          <object class="GtkHeaderBar">
            <child type="end">
              <object class="GtkMenuButton" id="menuButton">
                <property name="tooltip-text" translatable="yes">Main Menu</property>
                <property name="receives-default">True</property>
                <property name="menu-model">primary-menu</property>
                <property name="icon-name">open-menu-symbolic</property>
                <property name="primary">True</property>
              </object>
            </child>
            <child type="start">
              <object class="GtkToggleButton" id="searchButton">
                <property name="tooltip-text" translatable="yes">Search</property>
                <property name="receives-default">True</property>
                <property name="icon-name">edit-find-symbolic</property>
                <child>
                  <object class="GtkShortcutController">
                    <property name='scope'>global</property>
                    <child>
                      <object class='GtkShortcut'>
                        <property name='trigger'>&lt;Control&gt;f</property>
                        <property name='action'>activate</property>
                      </object>
                    </child>
                    <child>
                      <object class='GtkShortcut'>
                        <property name='trigger'>&lt;Control&gt;s</property>
                        <property name='action'>activate</property>
                      </object>
                    </child>
                  </object>
                </child>
              </object>
            </child>
          </object>
        </child>
        <child type="top">
          <object class="GtkSearchBar" id="searchBar">
            <property name="key-capture-widget">ExtensionsWindow</property>
            <property name="search-mode-enabled"
                      bind-source="searchButton"
                      bind-property="active"
                      bind-flags="bidirectional"/>
            <child>
              <object class="GtkSearchEntry" id="searchEntry">
                <property name="placeholder-text" translatable="yes">Search extensions</property>
                <property name="max-width-chars">35</property>
              </object>
            </child>
          </object>
        </child>
        <property name="content">
          <object class="GtkStack" id="mainStack">
            <property name="transition-type">crossfade</property>
            <property name="vexpand">True</property>
            <child>
              <object class="GtkStackPage">
                <property name="name">main</property>
                <property name="child">
                  <object class="GtkBox">
                    <property name="orientation">vertical</property>
                    <child>
                      <object class="AdwBanner" id="updatesBanner">
                        <property name="button-label" translatable="yes">Log Out…</property>
                        <property name="action-name">win.logout</property>
                      </object>
                    </child>
                    <child>
                      <object class="AdwPreferencesPage">
                        <child>
                          <object class="AdwPreferencesGroup">
                            <child>
                              <object class="AdwActionRow">
                                <property name="title" translatable="yes">_Extensions</property>
                                <property name="activatable-widget">enabledSwitch</property>
                                <property name="use-underline">true</property>
                                <child type="suffix">
                                  <object class="GtkMenuButton">
                                    <property name="valign">center</property>
                                    <property name="has-frame">false</property>
                                    <property name="icon-name">info-symbolic</property>
                                    <accessibility>
                                      <property name="label" translatable="yes">More Information</property>
                                    </accessibility>
                                    <property name="popover">
                                      <object class="GtkPopover" id="infoPopover">
                                        <property name="child">
                                          <object class="AdwClamp">
                                            <property name="maximum-size">350</property>
                                            <property name="tightening-threshold">350</property>
                                            <property name="child">
                                              <object class="GtkLabel">
                                                <property name="label" translatable="yes">Extensions can cause performance and stability issues. It is recommended to disable all extensions if you experience problems with your system.</property>
                                                <property name="wrap">true</property>
                                                <!-- Hack to make the screen reader read the label -->
                                                <property name="selectable"
                                                          bind-source="infoPopover"
                                                          bind-property="visible"
                                                          bind-flags="invert-boolean|sync-create"/>
                                              </object>
                                            </property>
                                          </object>
                                        </property>
                                      </object>
                                    </property>
                                  </object>
                                </child>
                                <child type="suffix">
                                  <object class="GtkSwitch" id="enabledSwitch">
                                    <property name="action-name">win.user-extensions-enabled</property>
                                    <property name="valign">center</property>
                                  </object>
                                </child>
                              </object>
                            </child>
                          </object>
                        </child>
                        <child>
                          <object class="AdwPreferencesGroup" id="userGroup">
                            <property name="title" translatable="yes">Manually Installed</property>
                            <property name="description" translatable="yes">To find and add extensions, visit &lt;a href="https://extensions.gnome.org"&gt;extensions.gnome.org&lt;/a&gt;.</property>
                            <child>
                              <object class="GtkListBox" id="userList">
                                <property name="selection-mode">none</property>
                                <style>
                                  <class name="boxed-list"/>
                                </style>
                              </object>
                            </child>
                          </object>
                        </child>
                        <child>
                          <object class="AdwPreferencesGroup" id="systemGroup">
                            <property name="title" translatable="yes">Built-In</property>
                            <child>
                              <object class="GtkListBox" id="systemList">
                                <property name="selection-mode">none</property>
                                <style>
                                  <class name="boxed-list"/>
                                </style>
                              </object>
                            </child>
                          </object>
                        </child>
                      </object>
                    </child>
                  </object>
                </property>
              </object>
            </child>
            <child>
              <object class="GtkStackPage">
                <property name="name">placeholder</property>
                <property name="child">
                  <object class="AdwStatusPage">
                    <property name="icon-name">org.gnome.Extensions-symbolic</property>
                    <property name="title" translatable="yes">No Installed Extensions</property>
                    <property name="description" translatable="yes">To find and add extensions, visit &lt;a href="https://extensions.gnome.org"&gt;extensions.gnome.org&lt;/a&gt;.</property>
                  </object>
                </property>
              </object>
            </child>
            <child>
              <object class="GtkStackPage">
                <property name="name">noshell</property>
                <property name="child">
                  <object class="AdwStatusPage">
                    <property name="title" translatable="yes">Something’s gone wrong</property>
                    <property name="description" translatable="yes">We’re very sorry, but it was not possible to get the list of installed extensions. Make sure you are logged into GNOME and try again.</property>
                  </object>
                </property>
              </object>
            </child>
          </object>
        </property>
      </object>
    </child>
  </template>
</interface>