vxe-table单元格为textarea时，页面编辑时闪烁问题

<vxe-table-column field="ddrzjl" title="调度日志记录" width="450" align="left" header-align="center" :edit-render="{name: 'textarea', immediate: true, attrs: {type: 'text'},events: {focus: roleFocusEvent}}" ref="zxcv">
    <template v-slot="{ row, column }" style="height: 100%!important;">
        <vxe-textarea v-html="row[column.property]"></vxe-textarea>
    </template>
</vxe-table-column>


roleFocusEvent({
    row, column
}) {
    let oDiv = document.querySelector('.vxe-default-textarea');
    oDiv.style.height = column.renderHeight + "px";
}