''

src/components/UserGuide.js

@@ -39,6 +39,8 @@ class UserGuide extends React.Component {
         }));
         break;
       case 2:
+        document.body.style.maxHeight = '100vh';
+        document.body.style.overflowY = 'hidden';
         if (document.getElementById('course_addcourse')) {
           document.getElementById('course_addcourse').style.position = '';
           document.getElementById('course_addcourse').style.zIndex = '';
@@ -227,6 +229,8 @@ class UserGuide extends React.Component {
         // });
         break;
       case 12:
+        document.body.style.maxHeight = 'initial';
+        document.body.style.overflowY = 'initial';
         dispatch({
           type: 'userguide/updateState',
           payload: {

src/models/deployschool.js

@@ -133,6 +133,10 @@ export default {
         pathname: '/sjd/indexstaic',
       }));
       yield delay(200);
+      const { screenIsBig } = yield select(state => state.webapp);
+      if (!screenIsBig) {
+        return;
+      }
       yield put({
         type: 'userguide/updateState',
         payload: {

src/models/userguide.js

@@ -26,6 +26,10 @@ export default {
   effects: {
     * getposition({ payload }, { call, put, select }) {
       const { page, doms } = payload;
+      const { screenIsBig } = yield select(state => state.webapp);
+      if (!screenIsBig) {
+        return;
+      }
       switch (page) {
         case 'course':
           doms.addCourseBtn.style.position = 'relative';

src/pages/classmgt/index.js

@@ -33,21 +33,23 @@ class ClassMgtForm extends React.Component {
   }
   componentWillReceiveProps() {
     const { guideStep, dispatch } = this.props;
-    const addClassBtn = document.getElementById('class_addClass');
-    const firstClassBtn = document.getElementById('class_0');
-    if (addClassBtn && firstClassBtn && guideStep == 4) {
-      dispatch({
-        type: 'userguide/getposition',
-        payload: {
-          page: 'class',
-          doms: {
-            addClassBtn,
-            menuBtn: document.getElementById('menu_3'),
-            firstClassBtn,
+    setTimeout(() => {
+      const addClassBtn = document.getElementById('class_addClass');
+      const firstClassBtn = document.getElementById('class_0');
+      if (addClassBtn && firstClassBtn && guideStep == 4) {
+        dispatch({
+          type: 'userguide/getposition',
+          payload: {
+            page: 'class',
+            doms: {
+              addClassBtn,
+              menuBtn: document.getElementById('menu_3'),
+              firstClassBtn,
+            },
           },
-        },
-      });
-    }
+        });
+      }
+    }, 500);
   }
   componentWillUnmount() { // 卸载
   }