禁止添加教师

src/views/activityManage/makerActvityDetails.vue

@@ -109,7 +109,8 @@
                 <div>
                   <p>活动指导老师</p>
                 </div>
-                <el-button type="primary" @click="addTeacher" size="mini">添加教师</el-button>
+                <el-button type="primary" v-if="tableData.state==0" @click="addTeacher" size="mini">添加教师</el-button>
+                <el-button type="primary" v-show="tableData.state==1 || tableData.state==2" disabled  size='small'>添加教师</el-button>
               </div>
               <hr>
               <el-table