Godot editor plugin extensions for getting the top menu bar items to add your own menu items

EditorPluginExtensions.cs

using Godot;

// This was tested against 4.2.stable.mono
#if TOOLS
[Tool]
public static class EditorPluginExtensions
{
  public static PopupMenu GetTopMenuItem(this EditorPlugin editorPlugin, string name)
  {
    var root = EditorInterface.Singleton.GetBaseControl();
    return root
      .FindChild("*EditorTitleBar*", true, false)
      .FindChild(name, true, false) as PopupMenu;
  }
  public static PopupMenu GetSceneMenu(this EditorPlugin editorPlugin)
  {
    return editorPlugin.GetTopMenuItem("Scene");
  }
  public static PopupMenu GetProjectMenu(this EditorPlugin editorPlugin)
  {
    return editorPlugin.GetTopMenuItem("Project");
  }
  public static PopupMenu GetDebugMenu(this EditorPlugin editorPlugin)
  {
    return editorPlugin.GetTopMenuItem("Debug");
  }
  public static PopupMenu GetEditorMenu(this EditorPlugin editorPlugin)
  {
    return editorPlugin.GetTopMenuItem("Editor");
  }
  public static PopupMenu GetHelpMenu(this EditorPlugin editorPlugin)
  {
    return editorPlugin.GetTopMenuItem("Help");
  }
}
#endif