opt live room

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/pages/live_room/widgets/header_control.dart

@@ -4,6 +4,7 @@ import 'package:PiliPlus/plugin/pl_player/controller.dart';
 import 'package:PiliPlus/utils/page_utils.dart';
 import 'package:floating/floating.dart';
 import 'package:flutter/material.dart';
+import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:get/get.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 
@@ -32,6 +33,23 @@ class LiveHeaderControl extends StatelessWidget {
       title: Row(
         spacing: 10,
         children: [
+          if (plPlayerController.isFullScreen.value)
+            SizedBox(
+              width: 35,
+              height: 35,
+              child: IconButton(
+                tooltip: '返回',
+                icon: const Icon(
+                  FontAwesomeIcons.arrowLeft,
+                  size: 15,
+                ),
+                style: ButtonStyle(
+                  padding: WidgetStateProperty.all(EdgeInsets.zero),
+                ),
+                onPressed: () =>
+                    plPlayerController.triggerFullScreen(status: false),
+              ),
+            ),
           if (title != null)
             Expanded(
               child: Column(