报警设置界面微调，请求方式更改

src/api/alarmDefine.js

@@ -25,7 +25,10 @@ api.save=(data)=>{
 	return request({
 	    url: url,
 	    method: 'post',
-		data: data
+		data: data,
+		headers:{
+			'Content-Type':'application/json'
+		}
 	});
 	
 }

src/pages/alarm/AlarmDefine.vue

@@ -72,9 +72,9 @@
 					
 					
 					<el-form-item label=" " style="margin-top:30px">
-						<el-button type="primary" @click="saveSubmit('update')">保存</el-button>
+						<el-button type="primary" @click="saveSubmit('update')" v-if="formModel.alarmId">保存</el-button>
 						<el-button type="success" @click="saveSubmit('add')">新增</el-button>
-						<el-button  @click="delSubmit">删除</el-button>
+						<el-button  @click="delSubmit" v-if="formModel.alarmId">删除</el-button>
 					</el-form-item>
 				</el-form>
 			</div>