安全管理视频处理

src/utils/eventBus.js

@@ -0,0 +1,18 @@
+// units/bus.js
+const install = Vue => {
+  const Bus = new Vue({
+    methods: {
+      on(event, ...args) {
+        this.$on(event, ...args);
+      },
+      emit(event, callback) {
+        this.$emit(event, callback);
+      },
+      off(event, callback) {
+        this.$off(event, callback);
+      }
+    }
+  });
+  Vue.prototype.$bus = Bus;
+};
+export default install;