BarrierFree-Andriod-WEN/Library/PackageCache/com.unity.2d.sprite/Editor/UI/SpriteEditor/PolygonChangeShapeWindow.uxml

<UXML xmlns:ui= "UnityEngine.Experimental.UIElements"  xmlns:uie= "UnityEditor.Experimental.UIElements">
  <ui:VisualElement name = "polygonShapeWindow" class = "moduleWindow topLeft">
    <ui:Box name = "polygonShapeWindowFrame">
      <uie:IntegerField name = "labelIntegerField" class = "labelIntegerField" label = "Sides" value = "0"/>
      <ui:VisualElement name = "warning" >
        <ui:Image name = "icon"/>
        <ui:Label name = "warningLabel" text= "Sides can only be either 0 or anything between 3 and 128"/>
      </ui:VisualElement>
      <ui:Button name = "changeButton" text= "Change" />
    </ui:Box>
  </ui:VisualElement>
</UXML>