修改模板

client/components/form/tb-textarea/tb-textarea.acss

-.tb-rule-title {
+.tb-textarea-title {
   font-size: 12px;
   color: #333;
   margin: 15px 10px 0 0;
 }
-.tb-rule-title_container {
+.tb-textarea-title_container {
   display: flex;
   align-items: center;
 }
\ No newline at end of file

client/components/form/tb-textarea/tb-textarea.axml

-<view class="tb-rule-container">
-  <view class="tb-rule-title_container">
-    <view class="tb-rule-title">用于展示在活动页的规则说明</view>
+<view class="tb-textarea-container">
+  <view class="tb-textarea-title_container">
+    <view class="tb-textarea-title">用于展示在活动页的规则说明</view>
     <button a:if="{{false}}" type="primary" size="small" text onTap="handleTapGeneralRule">{{value ? '重新生成' : '生成规则'}}</button>
   </view>
   <textarea 

client/pages/activity/addBackup/add.axml

@@ -213,7 +213,7 @@
       class="edit-content-form-item"
       label="活动规则"
       asterisk="{{false}}">
-       <tb-rule value="{{rule}}" onChange="onRuleChange"  generateRuleInfo="{{{title: subtitle, startTime, endTime, prizeInfoList}}}"/>
+       <tb-textarea value="{{rule}}" onChange="onRuleChange"  generateRuleInfo="{{{title: subtitle, startTime, endTime, prizeInfoList}}}"/>
     </form-item>
 
     <view class="submit-btn">

client/pages/activity/addBackup/add.json

@@ -6,7 +6,7 @@
     "tb-config-input": "/components/form/tb-config-input/tb-config-input",
     "tb-range-picker": "/components/form/tb-range-picker/tb-range-picker",
     "question-tips": "/components/basic/question-tips/question-tips",
-    "tb-rule": "/components/form/tb-rule/tb-rule",
+    "tb-textarea": "/components/form/tb-textarea/tb-textarea",
     "probability-prize-table": "/components/prize/probability-prize-table/probability-prize-table",
     "list-table": "/components/list/list-table/list-table",
     "rank-config": "/components/rank/rank-config/rank-config",

client/pages/cmp/index/index.axml

@@ -40,7 +40,7 @@
     placeholder="1-99"
   />
   <view class="hr"></view>
-  <tb-rule value="{{rule}}" onChange="onRuleChange"></tb-rule>
+  <tb-textarea value="{{rule}}" onChange="onRuleChange"></tb-textarea>
   <view class="hr"></view>
   
   <probability-prize-table/>

client/pages/cmp/index/index.json

@@ -3,7 +3,7 @@
     "tb-input": "/components/form/tb-input/tb-input",
     "tb-config-input": "/components/form/tb-config-input/tb-config-input",
     "tb-range-picker": "/components/form/tb-range-picker/tb-range-picker",
-    "tb-rule": "/components/form/tb-rule/tb-rule",
+    "tb-textarea": "/components/form/tb-textarea/tb-textarea",
     "probability-prize-table": "/components/prize/probability-prize-table/probability-prize-table",
     "list-table": "/components/list/list-table/list-table",
     "rank-config": "/components/rank/rank-config/rank-config",