热力图优化

src/view/Manage/AssetBrowse/Component/Thermodynamic.jsx

@@ -38,7 +38,7 @@ class Thermodynamic extends React.Component {
     return (
       <div ref={ref => this.elem = ref} style={{ position: 'relative', width: '100%', height: '100%' }}>
       {
-        data && data.length>0 && (data[0].children||[]).length===0 && <Empty image={Empty.PRESENTED_IMAGE_SIMPLE} style={{ position: 'absolute', top: 100, display: 'flex', flexDirection: 'column', alignItems: 'center', width: '100%' }} />
+        data && data.length>0 && (data[0].children||[]).length===0 && <Empty image={Empty.PRESENTED_IMAGE_SIMPLE} description='当前已是最底层' style={{ position: 'absolute', top: 100, display: 'flex', flexDirection: 'column', alignItems: 'center', width: '100%' }} />
       }
       </div>
     );