Revert "fix: macOS Media Control not activated & remove Background Play switch on desktop (#1872)"

This reverts commit 8f00ca5680.

lib/main.dart

@@ -123,8 +123,6 @@ void main() async {
         ),
       );
     }
-  } else if (Platform.isMacOS) {
-    await setupServiceLocator();
   }
 
   Request();

lib/pages/setting/models/play_settings.dart

@@ -183,14 +183,13 @@ List<SettingsModel> get playSettings => [
     defaultVal: true,
     onChanged: (value) => allowRotateScreen = value,
   ),
-  if (PlatformUtils.isMobile)
-    const SwitchModel(
-      title: '后台播放',
-      subtitle: '进入后台时继续播放',
-      leading: Icon(Icons.motion_photos_pause_outlined),
-      setKey: SettingBoxKey.continuePlayInBackground,
-      defaultVal: false,
-    ),
+  const SwitchModel(
+    title: '后台播放',
+    subtitle: '进入后台时继续播放',
+    leading: Icon(Icons.motion_photos_pause_outlined),
+    setKey: SettingBoxKey.continuePlayInBackground,
+    defaultVal: false,
+  ),
   if (Platform.isAndroid) ...[
     SwitchModel(
       title: '后台画中画',

lib/pages/video/widgets/header_control.dart

@@ -565,18 +565,15 @@ class HeaderControlState extends State<HeaderControl>
                             );
                           },
                         ),
-                      if (PlatformUtils.isMobile)
-                        Obx(
-                          () => ActionRowLineItem(
-                            iconData: Icons.play_circle_outline,
-                            onTap:
-                                plPlayerController.setContinuePlayInBackground,
-                            text: " 后台播放 ",
-                            selectStatus: plPlayerController
-                                .continuePlayInBackground
-                                .value,
-                          ),
+                      Obx(
+                        () => ActionRowLineItem(
+                          iconData: Icons.play_circle_outline,
+                          onTap: plPlayerController.setContinuePlayInBackground,
+                          text: " 后台播放 ",
+                          selectStatus:
+                              plPlayerController.continuePlayInBackground.value,
                         ),
+                      ),
                     ],
                   ),
                 ),