[improvement] add closeOnPopstate mixin (#3708)

src/mixins/bind-event.ts

@@ -7,7 +7,9 @@ type BindEventMixinThis = {
   binded: boolean;
 };
 
-export function BindEventMixin(handler: Function) {
+type BindEventHandler = (bind: Function, isBind: boolean) => void;
+
+export function BindEventMixin(handler: BindEventHandler) {
   function bind(this: BindEventMixinThis) {
     if (!this.binded) {
       handler.call(this, on, true);

src/mixins/close-on-popstate.ts

@@ -0,0 +1,40 @@
+import Vue from 'vue';
+import { on, off } from '../utils/dom/event';
+import { BindEventMixin } from './bind-event';
+
+export const CloseOnPopstateMixin = Vue.extend({
+  mixins: [BindEventMixin(function (this: any, bind, isBind) {
+    this.onPopstate(isBind);
+  })],
+
+  props: {
+    closeOnPopstate: Boolean
+  },
+
+  data() {
+    return {
+      bindStatus: false
+    };
+  },
+
+  watch: {
+    closeOnPopstate(val: boolean) {
+      this.onPopstate(val);
+    }
+  },
+
+  methods: {
+    onPopstate(bind: boolean) {
+      /* istanbul ignore if */
+      if (this.$isServer) {
+        return;
+      }
+
+      if (this.bindStatus !== bind) {
+        this.bindStatus = bind;
+        const action = bind ? on : off;
+        action(window, 'popstate', (this as any).close);
+      }
+    }
+  }
+});