自习室优化ok

lib/pages/teacher/room/widgets/content_view.dart

@@ -1,5 +1,5 @@
 import 'package:agora_rtc_engine/agora_rtc_engine.dart';
-import 'package:app/config/config.dart';
+import 'package:app/global/config.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 import 'package:wakelock_plus/wakelock_plus.dart';
@@ -109,13 +109,13 @@ class _ContentViewState extends State<ContentView> {
                       engine: _engine,
                     ),
                     Positioned(
-                      top: 0,
-                      left: 0,
+                      top: 10,
+                      right: 10,
                       child: Container(
-                        width: 150,
+                        width: 200,
                         color: Colors.black,
                         child: AspectRatio(
-                          aspectRatio: 1 / 1.2,
+                          aspectRatio: 16 / 9,
                           child: AgoraVideoView(
                             controller: VideoViewController(
                               rtcEngine: _engine!,
@@ -128,21 +128,24 @@ class _ContentViewState extends State<ContentView> {
                   ],
                 ),
               ),
-              SizedBox(
-                width: 300,
-                child: ListView.separated(
-                  itemBuilder: (_, index) {
-                    var item = otherStudents.elementAt(index);
-                    return SizedBox(
-                      height: 250,
-                      child: StudentItem(
-                        user: item,
-                        engine: _engine,
-                      ),
-                    );
-                  },
-                  separatorBuilder: (_, __) => SizedBox(height: 15),
-                  itemCount: otherStudents.length,
+              Visibility(
+                visible: otherStudents.isNotEmpty,
+                child: SizedBox(
+                  width: 300,
+                  child: ListView.separated(
+                    itemBuilder: (_, index) {
+                      var item = otherStudents.elementAt(index);
+                      return SizedBox(
+                        height: 250,
+                        child: StudentItem(
+                          user: item,
+                          engine: _engine,
+                        ),
+                      );
+                    },
+                    separatorBuilder: (_, __) => SizedBox(height: 15),
+                    itemCount: otherStudents.length,
+                  ),
                 ),
               ),
             ],

lib/pages/teacher/room/widgets/student_item.dart

@@ -26,9 +26,10 @@ class StudentItem extends StatefulWidget {
 
 class _StudentItemState extends State<StudentItem> {
   ///打开文件列表
-  void _openFileList() {
+  void _openFileList({required String name}) {
     showFileDialog(
       context,
+      name: name,
       isUpload: false,
       files: widget.user.filesList,
     );
@@ -160,7 +161,12 @@ class _StudentItemState extends State<StudentItem> {
                       );
                     },
                   ),
-                  _actionItem(icon: RemixIcons.file_list_3_fill, onTap: _openFileList),
+                  _actionItem(
+                    icon: RemixIcons.file_list_3_fill,
+                    onTap: (){
+                      _openFileList(name: widget.user.userName);
+                    },
+                  ),
                 ],
               ),
             ),