1 files changed, 24 insertions, 0 deletions
diff --git a/LibGUI/GWindow.cpp b/LibGUI/GWindow.cpp
index 02c8c84a5c..3f1ca52c07 100644
--- a/LibGUI/GWindow.cpp
+++ b/LibGUI/GWindow.cpp
@@ -513,3 +513,27 @@ void GWindow::start_wm_resize()
     message.wm.window_id = m_window_id;
     GEventLoop::post_message_to_server(message);
 }
+
+Vector<GWidget*> GWindow::focusable_widgets() const
+{
+    if (!m_main_widget)
+        return { };
+
+    Vector<GWidget*> collected_widgets;
+
+    Function<void(GWidget&)> collect_focusable_widgets = [&] (GWidget& widget) {
+        if (widget.accepts_focus())
+            collected_widgets.append(&widget);
+        for (auto& child : widget.children()) {
+            if (!child->is_widget())
+                continue;
+            auto& child_widget = *static_cast<GWidget*>(child);
+            if (!child_widget.is_visible())
+                continue;
+            collect_focusable_widgets(child_widget);
+        }
+    };
+
+    collect_focusable_widgets(*m_main_widget);
+    return collected_widgets;
+}