6 files changed, 28 insertions, 4 deletions
diff --git a/lang/gjs/src/_astal.ts b/lang/gjs/src/_astal.ts
index cfd8c9f..6f3285b 100644
--- a/lang/gjs/src/_astal.ts
+++ b/lang/gjs/src/_astal.ts
@@ -65,8 +65,16 @@ export function hook<Widget extends Connectable>(
 export function construct<Widget extends Connectable & { [setChildren]: (children: any[]) => void }>(widget: Widget, config: any) {
     const { setup, child, children = [], ...props } = config
 
-    if (child)
+    if (child) {
         children.unshift(child)
+    }
+
+    // remove undefined values
+    for (const [key, value] of Object.entries(props)) {
+        if (value === undefined) {
+            delete props[key]
+        }
+    }
 
     // collect bindings
     const bindings: Array<[string, Binding<any>]> = Object
diff --git a/lang/gjs/src/gobject.ts b/lang/gjs/src/gobject.ts
index 1d6b9a1..7a5105f 100644
--- a/lang/gjs/src/gobject.ts
+++ b/lang/gjs/src/gobject.ts
@@ -174,7 +174,7 @@ function defaultValue(declaration: PropertyDeclaration) {
 
     switch (declaration) {
         case String:
-            return "default-string"
+            return ""
         case Number:
             return 0
         case Boolean:
diff --git a/lang/gjs/src/gtk3/astalify.ts b/lang/gjs/src/gtk3/astalify.ts
index 92ffb6f..9cab5b2 100644
--- a/lang/gjs/src/gtk3/astalify.ts
+++ b/lang/gjs/src/gtk3/astalify.ts
@@ -35,6 +35,9 @@ export default function astalify<
         get noImplicitDestroy(): boolean { return this[noImplicitDestroy] }
         set noImplicitDestroy(value: boolean) { this[noImplicitDestroy] = value }
 
+        set actionGroup([prefix, group]: ActionGroup) { this.insert_action_group(prefix, group) }
+        set_action_group(actionGroup: ActionGroup) { this.actionGroup = actionGroup }
+
         protected getChildren(): Array<Gtk.Widget> {
             if (this instanceof Gtk.Bin) {
                 return this.get_child() ? [this.get_child()!] : []
@@ -192,3 +195,5 @@ type Cursor =
     | "nwse-resize"
     | "zoom-in"
     | "zoom-out"
+
+type ActionGroup = [prefix: string, actionGroup: Gtk.ActionGroup]
diff --git a/lang/gjs/src/gtk3/jsx-runtime.ts b/lang/gjs/src/gtk3/jsx-runtime.ts
index f37c695..cc97f2e 100644
--- a/lang/gjs/src/gtk3/jsx-runtime.ts
+++ b/lang/gjs/src/gtk3/jsx-runtime.ts
@@ -32,6 +32,7 @@ const ctors = {
     label: Widget.Label,
     levelbar: Widget.LevelBar,
     // TODO: listbox
+    menubutton: Widget.MenuButton,
     overlay: Widget.Overlay,
     revealer: Widget.Revealer,
     scrollable: Widget.Scrollable,
@@ -60,6 +61,7 @@ declare global {
             label: Widget.LabelProps
             levelbar: Widget.LevelBarProps
             // TODO: listbox
+            menubutton: Widget.MenuButton,
             overlay: Widget.OverlayProps
             revealer: Widget.RevealerProps
             scrollable: Widget.ScrollableProps
diff --git a/lang/gjs/src/gtk3/widget.ts b/lang/gjs/src/gtk3/widget.ts
index 759a4b1..10e4842 100644
--- a/lang/gjs/src/gtk3/widget.ts
+++ b/lang/gjs/src/gtk3/widget.ts
@@ -116,6 +116,15 @@ export class LevelBar extends astalify(Astal.LevelBar) {
 
 // TODO: ListBox
 
+
+// MenuButton
+export type MenuButtonProps = ConstructProps<MenuButton, Gtk.MenuButton.ConstructorProps>
+export class MenuButton extends astalify(Gtk.MenuButton) {
+    static { GObject.registerClass({ GTypeName: "MenuButton" }, this) }
+    constructor(props?: MenuButtonProps, child?: BindableChild) { super({ child, ...props } as any) }
+}
+
+
 // Overlay
 Object.defineProperty(Astal.Overlay.prototype, "overlays", {
     get() { return this.get_overlays() },
diff --git a/lang/gjs/src/overrides.ts b/lang/gjs/src/overrides.ts
index 5b1ebad..0d09e7b 100644
--- a/lang/gjs/src/overrides.ts
+++ b/lang/gjs/src/overrides.ts
@@ -47,8 +47,8 @@ await suppress(import("gi://AstalHyprland"), ({ Hyprland, Monitor, Workspace })
 
 await suppress(import("gi://AstalMpris"), ({ Mpris, Player }) => {
     patch(Mpris.prototype, "players")
-    patch(Player.prototype, "supported_uri_schemas")
-    patch(Player.prototype, "supportedUriSchemas")
+    patch(Player.prototype, "supported_uri_schemes")
+    patch(Player.prototype, "supportedUriSchemes")
     patch(Player.prototype, "supported_mime_types")
     patch(Player.prototype, "supportedMimeTypes")
     patch(Player.prototype, "comments")