fix:切换课程卸载iframe

src/views/study/coursenew.vue

@@ -165,14 +165,9 @@
               <div v-if="resType == 41">
                 <div style="padding: 20px" v-html="contentData.content"></div>
               </div>
-              <div
-                v-if="resType == 50 || isLoadIframe"
-                v-show="!(resType != 50 && isLoadIframe)"
-                style="min-height: 500px"
-              >
+              <div v-if="resType == 50" style="min-height: 500px">
                 <iframe
-                  v-if="scormUrl || isLoadIframe"
-                  v-show="!(resType != 50 && isLoadIframe)"
+                  v-if="scormUrl"
                   :src="scormUrl"
                   frameborder="0"
                   border="0px"
@@ -949,10 +944,6 @@ export default {
       warn: "测试内容",
       warnTitle: "测试标题",
       isFinishingStudyItem: false, // 防止重复调用完成状态更新接口
-      // // 全局状态：是否正在等待接口完成
-      isLoadIframe: false,
-      // // 待执行的切换操作（存储点击的目标课程）
-      // pendingSwitchAction: null,
     };
   },
   mounted() {
@@ -1149,13 +1140,6 @@ export default {
       this.$refs.mynote.showVideoTimeBtn(false);
       let $this = this;
       this.resType = r.contentType;
-      if (this.resType == 50) {
-        this.isLoadIframe = true;
-      } else {
-        setTimeout(() => {
-          this.isLoadIframe = false;
-        }, 10000);
-      }
       this.contentData = r;
       this.activeId = this.contentData.id;
       if (item) {