fix(backtop): 恢复icon

src/packages/backtop/demo.taro.tsx

@@ -1,7 +1,6 @@
 import React from 'react'
 import Taro from '@tarojs/taro'
 import { ScrollView, View } from '@tarojs/components'
-import { Cell } from '@nutui/nutui-react-taro'
 import { useTranslate } from '@/sites/assets/locale/taro'
 import Header from '@/sites/components/header'
 import Demo1 from './demos/taro/demo1'
@@ -21,39 +20,32 @@ const BackTopDemo = () => {
     },
   })
   const demoStyle = {
-    height: '100%',
+    height: 'auto',
     minHeight: 'auto',
   }
 
   return (
-    <View
-      style={{
-        position: 'relative',
-      }}
-    >
-      <Header />
+    <>
       {harmonyAndRn() ? (
-        <Demo5>
-          <View
+        <>
+          <View style={{ position: 'relative' }}>
+            <Header />
+            <Demo5 />
+          </View>
+        </>
+      ) : (
+        <>
+          <Header />
+          <ScrollView
             className={`demo ${Taro.getEnv() === 'WEB' ? 'web' : ''}`}
-            style={{ height: 'auto' }}
+            style={demoStyle}
           >
             <View className="h2">{translated.title}</View>
-            {new Array(24).fill(0).map((_, index) => {
-              return <Cell key={index}>我是测试数据{index}</Cell>
-            })}
-          </View>
-        </Demo5>
-      ) : (
-        <ScrollView
-          className={`demo ${Taro.getEnv() === 'WEB' ? 'web' : ''}`}
-          style={demoStyle}
-        >
-          <View className="h2">{translated.title}</View>
-          <Demo1 />
-        </ScrollView>
+            <Demo1 />
+          </ScrollView>
+        </>
       )}
-    </View>
+    </>
   )
 }
 

src/packages/backtop/demos/taro/demo1.tsx

@@ -1,8 +1,7 @@
 import React from 'react'
-import { View, Icon } from '@tarojs/components'
+import { View } from '@tarojs/components'
 import { BackTop, Cell } from '@nutui/nutui-react-taro'
-// @TODO 暂不支持
-// import { Top } from '@nutui/icons-react-taro'
+import { Top } from '@nutui/icons-react-taro'
 
 const Demo1 = () => {
   return (
@@ -24,8 +23,7 @@ const Demo1 = () => {
             alignItems: 'center',
           }}
         >
-          <Icon size={12} type="search" />
-          {/* <Top size={12} /> */}
+          <Top size={12} />
           <View style={{ fontSize: '12px' }}>顶部</View>
         </View>
       </BackTop>

src/packages/backtop/demos/taro/demo5.tsx

@@ -2,16 +2,14 @@
  * JDRN 端最佳实践
  */
 import React, { useRef, useState } from 'react'
-import { ScrollView, View, Icon } from '@tarojs/components'
-import { BackTop } from '@nutui/nutui-react-taro'
+import Taro from '@tarojs/taro'
+import { ScrollView, View } from '@tarojs/components'
+import { BackTop, Cell } from '@nutui/nutui-react-taro'
+import { Top } from '@nutui/icons-react-taro'
 import pxTransform from '@/utils/px-transform'
 import { harmony, rn } from '@/utils/platform-taro'
-import { BasicComponent } from '@/utils/typings'
-// @TODO 暂不支持
-// import { Top } from '@nutui/icons-react-taro'
 
-const Demo5 = (props: BasicComponent) => {
-  const { children } = props
+const Demo5 = () => {
   const [scrollRes, setScrollRes] = useState<any>(null)
   const sv = useRef<any>(null)
 
@@ -31,9 +29,13 @@ const Demo5 = (props: BasicComponent) => {
         ref={sv}
         // @TODO RN 端暂不支持
         // trapScroll={true}
+        className={`demo ${Taro.getEnv() === 'WEB' ? 'web' : ''}`}
         style={{ height: 'auto' }}
       >
-        {children}
+        <View className="h2">基础用法</View>
+        {new Array(24).fill(0).map((_, index) => {
+          return <Cell key={index}>我是测试数据{index}</Cell>
+        })}
       </ScrollView>
       <BackTop
         threshold={200}
@@ -57,9 +59,7 @@ const Demo5 = (props: BasicComponent) => {
             alignItems: 'center',
           }}
         >
-          <Icon size={12} type="search" />
-          {/* <Top size={12} /> */}
-          <View style={{ fontSize: pxTransform(12) }}>顶部</View>
+          <Top size={12} />
         </View>
       </BackTop>
     </View>