prefs.js

const ExtensionUtils = imports.misc.extensionUtils;
const Me = ExtensionUtils.getCurrentExtension();

const PrefsLib = Me.imports.PrefsLib;
const {Gtk, GObject} = imports.gi;

const Config = imports.misc.config;
const [major] = Config.PACKAGE_VERSION.split('.');
const shellVersion = Number.parseInt(major);

let Settings = ExtensionUtils.getSettings(Me.metadata['settings-schema']);

function init() {
    ExtensionUtils.initTranslations(Me.metadata['gettext-domain']);
}

var IconGrid = GObject.registerClass(class Logo_Menu_IconGrid extends Gtk.FlowBox{
    _init() {
        super._init({
              row_spacing: 10,
              column_spacing: 10,
              vexpand: false,
              hexpand: true,
              valign: Gtk.Align.START,
              halign: Gtk.Align.CENTER,
              homogeneous: true,
              selection_mode: Gtk.SelectionMode.SINGLE,
              margin_top: 5,
          });
          this.childrenCount = 0;
      }

      add(widget){
          this.insert(widget, -1);
          this.childrenCount++;
      }
});


function fillPreferencesWindow(window)
{
    PrefsLib.adw.fillPrefsWindow(window, IconGrid, Settings);
}

function buildPrefsWidget()
{
    return PrefsLib.gtk.getMainPrefs(IconGrid, shellVersion, Settings);
}