给扫码录入按钮事件进行优化

jshERP-web/src/views/bill/mixins/BillModalMixin.js

@@ -559,6 +559,9 @@ export const BillModalMixin = {
     },
     scanEnter() {
       this.scanStatus = false
+      this.$nextTick(() => {
+        this.$refs.scanBarCode.focus()
+      })
     },
     //扫码之后回车
     scanPressEnter() {