iframe通信

src/views/courseWare.vue

@@ -65,6 +65,8 @@
             :is-show-save="showSaveFlag"
             :book-answer-content="bookAnswerContent"
             :is-answer-item-show="isAnswerItemShow"
+            :previewType="previewType"
+            :previewGroupId="previewGroupId"
             @finishTaskMaterial="finishTaskMaterial"
           />
         </template>
@@ -182,6 +184,13 @@ export default {
       BusinessID: this.$route.query.BusinessID
         ? this.$route.query.BusinessID
         : "",
+      previewType:
+        this.$route.query.ViewMode && this.$route.query.ViewMode === "Select"
+          ? "previewCheck"
+          : "previewCheckShow",
+      previewGroupId: this.$route.query.CoursewareGroupIDSelectedInfo
+        ? this.$route.query.CoursewareGroupIDSelectedInfo
+        : "[]",
     };
   },
   watch: {
@@ -216,7 +225,18 @@ export default {
 
     _this.changeId();
   },
-  mounted() {},
+  mounted() {
+    const _this = this;
+    window.addEventListener(
+      "message",
+      function (event) {
+        if (event.data === "Selected") {
+          _this.finishPreviewGroupIds();
+        }
+      },
+      false
+    );
+  },
   methods: {
     back() {
       this.$router.go(-1);
@@ -350,6 +370,12 @@ export default {
     finishPreviewGroupId() {
       this.$refs.previewBook.submitPreviewGroupId();
     },
+    // 给父级返回选中课件内容id
+    finishPreviewGroupIds() {
+      let CoursewareGroupIDSelectedInfo =
+        this.$refs.previewBook.submitPreviewGroupId();
+      window.parent.postMessage(CoursewareGroupIDSelectedInfo, "*");
+    },
     // 获取用户答题信息
     getUserAnswer() {
       this.loading = true;