diff --git a/src/extension.js b/src/extension.js
index 37b175d..f64409d 100644
--- a/src/extension.js
+++ b/src/extension.js
@@ -1,14 +1,79 @@
 "use strict";
 
+const ExtensionUtils = imports.misc.extensionUtils;
+
+const Main = imports.ui.main;
+
 class Extension {
     constructor() {
+        this.settings = ExtensionUtils.getSettings();
     }
 
     enable() {
+        this._addNewItemsToBoxOrders();
     }
 
     disable() {
     }
+
+    /**
+     * This method adds all new items currently present in the Gnome Shell top
+     * bar to the box orders.
+     */
+    _addNewItemsToBoxOrders() {
+        // Load the configured box orders from settings.
+        let leftBoxOrder = this.settings.get_strv("left-box-order");
+        let centerBoxOrder = this.settings.get_strv("center-box-order");
+        let rightBoxOrder = this.settings.get_strv("right-box-order");
+
+        // Get items (or rather their roles) currently present in the Gnome
+        // Shell top bar and index them using their associated indicator
+        // container.
+        let indicatorContainerRoleMap = new Map();
+        for (const role in Main.panel.statusArea) {
+            indicatorContainerRoleMap.set(Main.panel.statusArea[role].container, role);
+        }
+
+        // Get the indicator containers (of the items) currently present in the
+        // Gnome Shell top bar.
+        const leftBoxIndicatorContainers = Main.panel._leftBox.get_children();
+        const centerBoxIndicatorContainers = Main.panel._centerBox.get_children();
+        // Reverse this array, since the items in the left and center box are
+        // logically LTR, while the items in the right box are RTL.
+        const rightBoxIndicatorContainers = Main.panel._rightBox.get_children().reverse();
+
+        // Go through the items (or rather their indicator containers) of each
+        // box and add new items (or rather their roles) to the box orders.
+        const addNewRolesToBoxOrder = (boxIndicatorContainers, boxOrder, atToBeginning = false) => {
+            // Create a box order set from the box order for fast easy access.
+            const boxOrderSet = new Set(boxOrder);
+
+            for (const indicatorContainer of boxIndicatorContainers) {
+                // First get the role associated with the current indicator
+                // container.
+                const associatedRole = indicatorContainerRoleMap.get(indicatorContainer);
+
+                // Add the role to the box order, if it isn't in it already.
+                if (!boxOrderSet.has(associatedRole)) {
+                    if (atToBeginning) {
+                        boxOrder.unshift(associatedRole);
+                    } else {
+                        boxOrder.push(associatedRole);
+                    }
+                }
+            }
+        }
+
+        // Add new items (or rather their roles) to the box orders and save
+        // them.
+        addNewRolesToBoxOrder(leftBoxIndicatorContainers, leftBoxOrder);
+        addNewRolesToBoxOrder(centerBoxIndicatorContainers, centerBoxOrder);
+        // Add the items to the beginning for this array, since its RTL.
+        addNewRolesToBoxOrder(rightBoxIndicatorContainers, rightBoxOrder, true);
+        this.settings.set_strv("left-box-order", leftBoxOrder);
+        this.settings.set_strv("center-box-order", centerBoxOrder);
+        this.settings.set_strv("right-box-order", rightBoxOrder);
+    }
 }
 
 function init() {
diff --git a/src/metadata.json b/src/metadata.json
index 824c3cd..2e94822 100644
--- a/src/metadata.json
+++ b/src/metadata.json
@@ -3,5 +3,6 @@
     "name": "Top Bar Organizer",
     "description": "Organize the items of the top (menu)bar.",
     "version": 1,
-    "shell-version": [ "40" ]
+    "shell-version": [ "40" ],
+    "settings-schema": "org.gnome.shell.extensions.top-bar-organizer"
 }
diff --git a/src/schemas/org.gnome.shell.extensions.top-bar-organizer.gschema.xml b/src/schemas/org.gnome.shell.extensions.top-bar-organizer.gschema.xml
new file mode 100644
index 0000000..24e17fe
--- /dev/null
+++ b/src/schemas/org.gnome.shell.extensions.top-bar-organizer.gschema.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<schemalist>
+    <schema id="org.gnome.shell.extensions.top-bar-organizer" path="/org/gnome/shell/extensions/top-bar-organizer/">
+        <key name="left-box-order" type="as">
+            <description>Order of items in the left box of the top bar.</description>
+            <default>[]</default>
+        </key>
+        <key name="center-box-order" type="as">
+            <description>Order of items in the center box of the top bar.</description>
+            <default>[]</default>
+        </key>
+        <key name="right-box-order" type="as">
+            <description>Order of items in the right box of the top bar.</description>
+            <default>[]</default>
+        </key>
+    </schema>
+</schemalist>