MuHua-UIElements/Assets/UI Toolkit/GamePopup/Message/Message2.uxml

<ui:UXML xmlns:ui="UnityEngine.UIElements" xmlns:uie="UnityEditor.UIElements" xsi="http://www.w3.org/2001/XMLSchema-instance" engine="UnityEngine.UIElements" editor="UnityEditor.UIElements" noNamespaceSchemaLocation="../../../../UIElementsSchema/UIElements.xsd" editor-extension-mode="False">
    <Style src="project://database/Assets/UI%20Toolkit/GamePopup/Message/Message.uss?fileID=7433441132597879392&amp;guid=da034b9f31c3a734d8e1b216d1204e37&amp;type=3#Message" />
    <ui:VisualElement name="Message" picking-mode="Ignore" class="message-panel">
        <ui:VisualElement name="BG" class="message-panel-bg">
            <ui:Label tabindex="-1" text="Label" parse-escape-sequences="true" display-tooltip-when-elided="true" name="Content" class="message-panel-content" style="height: 70%;" />
            <ui:Button text="确认" parse-escape-sequences="true" display-tooltip-when-elided="true" name="Button" class="message-panel-button" />
        </ui:VisualElement>
    </ui:VisualElement>
</ui:UXML>