fix

@@ -212,11 +212,12 @@ const toolBtnClick = (btn) => {
     tableInfo.value.page.rows = tableData.value.length
     saveDisabled.value = false
     // 表格滚动到第一行
-    tableEl.value.setCurrentRow(rowInfo)
-    let table = tableEl.value.layout.table.refs
+    let $tableEl = tableEl.value.tableRef
+    $tableEl.setCurrentRow(rowInfo)
+    let table = $tableEl.layout.table.refs
     let tableScrollEle =
       table.bodyWrapper.firstElementChild.firstElementChild
-    tableScrollEle.scrollTop = tableScrollEle.scrollHeight
+    tableScrollEle.scrollTop = 0
   } 
 }
 
@@ -597,7 +598,6 @@ defineExpose({
         <Table 
           ref="tableEl"
           :tableInfo="tableInfo" 
-          height="400px"
           @tableBtnClick="tableBtnClick" 
           @tableSelectionChange="tableSelectionChange"
           @tablePageChange="tablePageChange"