默认不加载历史回溯模块，获取画布区域宽度

@@ -6,7 +6,7 @@
 			<el-tab-pane label="界址点" name="jzd"><jzd></jzd></el-tab-pane>
 			<el-tab-pane label="界址线" name="jzx"><jzx></jzx></el-tab-pane>
 			<el-tab-pane label="登记簿" name="djb"><djb></djb></el-tab-pane>
-			<el-tab-pane label="历史回溯" name="lshs"><lshs></lshs></el-tab-pane>
+			<el-tab-pane label="历史回溯" name="lshs"><lshs v-if="lshsVisible"></lshs></el-tab-pane>
 			<el-tab-pane label="附件材料" name="fjcl"><fjcl></fjcl></el-tab-pane>
 		</el-tabs>
 	</div>
@@ -29,11 +29,15 @@ export default {
 	data() {
 		return {
 			activeName: "djdcb",
+			lshsVisible:false,
 		};
 	},
 	methods: {
 		handleClick(tab, event) {
 			// console.log(tab, event);
+			if (tab.name == 'lshs') {
+				this.lshsVisible = true;
+			}
 		},
 	},
 	created() {},

@@ -291,10 +291,11 @@ export default {
 
     .lshs-content{
         width: 100%;
+        height: 100%;
     }
 
     #mountNode{
-        margin-left: 200px;
+        height: calc(100% - 68px);
     }
 
     .slot{