Remove unused logic

Signed-off-by: fufesou <shuanglongchen@yeah.net>

flutter/lib/desktop/pages/remote_page.dart

@@ -8,7 +8,6 @@ import 'package:flutter/services.dart';
 import 'package:get/get.dart';
 import 'package:provider/provider.dart';
 import 'package:wakelock/wakelock.dart';
-import 'package:window_manager/window_manager.dart';
 import 'package:flutter_custom_cursor/flutter_custom_cursor.dart';
 import 'package:flutter_improved_scrolling/flutter_improved_scrolling.dart';
 
@@ -47,7 +46,7 @@ class RemotePage extends StatefulWidget {
 }
 
 class _RemotePageState extends State<RemotePage>
-    with AutomaticKeepAliveClientMixin, WindowListener {
+    with AutomaticKeepAliveClientMixin {
   Timer? _timer;
   String keyboardMode = "legacy";
   final _cursorOverImage = false.obs;
@@ -249,21 +248,6 @@ class _RemotePageState extends State<RemotePage>
     );
   }
 
-  @override
-  void onWindowMinimize() {
-    _ffi.chatModel.setWindowMinimized(true);
-  }
-
-  @override
-  void onWindowMaximize() {
-    _ffi.chatModel.setWindowMinimized(false);
-  }
-
-  @override
-  void onWindowRestore() {
-    _ffi.chatModel.setWindowMinimized(false);
-  }
-
   @override
   bool get wantKeepAlive => true;
 }

flutter/lib/models/chat_model.dart

@@ -32,8 +32,6 @@ class ChatModel with ChangeNotifier {
   OverlayState? _overlayState;
   OverlayEntry? chatIconOverlayEntry;
   OverlayEntry? chatWindowOverlayEntry;
-  bool _showOnWindowRestore = false;
-  bool _isWindowMinimized = false;
   bool isConnManager = false;
 
   final ChatUser me = ChatUser(
@@ -69,13 +67,6 @@ class ChatModel with ChangeNotifier {
     }
   }
 
-  setWindowMinimized(bool v) {
-    _isWindowMinimized = v;
-    if (!_isWindowMinimized && _showOnWindowRestore) {
-      _showOnWindowRestore = false;
-    }
-  }
-
   setOverlayState(OverlayState? os) {
     _overlayState = os;
   }