<?xml version="1.0" encoding="UTF-8" ?> <class name="PopupPanel" inherits="Popup" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../class.xsd"> <brief_description> A popup with a panel background. </brief_description> <description> A popup with a configurable panel background. Any child controls added to this node will be stretched to fit the panel's size (similar to how [PanelContainer] works). If you are making windows, see [Window]. </description> <tutorials> </tutorials> </class>