From 54eae37038a9d3f64afbc9bc243dea207e85cae6 Mon Sep 17 00:00:00 2001
From: fufesou <13586388+fufesou@users.noreply.github.com>
Date: Mon, 9 Feb 2026 00:36:25 +0800
Subject: [PATCH] fix(ios): workaround physical keyboard after virtual keyboard
 hidden (#14207)

Signed-off-by: fufesou <linlong1266@gmail.com>
---
 flutter/lib/mobile/pages/remote_page.dart | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/flutter/lib/mobile/pages/remote_page.dart b/flutter/lib/mobile/pages/remote_page.dart
index 1850f2093..9c8ffed65 100644
--- a/flutter/lib/mobile/pages/remote_page.dart
+++ b/flutter/lib/mobile/pages/remote_page.dart
@@ -68,6 +68,7 @@ class _RemotePageState extends State<RemotePage> with WidgetsBindingObserver {
   double _viewInsetsBottom = 0;
   final _uniqueKey = UniqueKey();
   Timer? _timerDidChangeMetrics;
+  Timer? _iosKeyboardWorkaroundTimer;
 
   final _blockableOverlayState = BlockableOverlayState();
 
@@ -140,6 +141,7 @@ class _RemotePageState extends State<RemotePage> with WidgetsBindingObserver {
     await gFFI.close();
     _timer?.cancel();
     _timerDidChangeMetrics?.cancel();
+    _iosKeyboardWorkaroundTimer?.cancel();
     gFFI.dialogManager.dismissAll();
     await SystemChrome.setEnabledSystemUIMode(SystemUiMode.manual,
         overlays: SystemUiOverlay.values);
@@ -206,6 +208,21 @@ class _RemotePageState extends State<RemotePage> with WidgetsBindingObserver {
           gFFI.ffiModel.pi.version.isNotEmpty) {
         gFFI.invokeMethod("enable_soft_keyboard", false);
       }
+
+      // Workaround for iOS: physical keyboard input fails after virtual keyboard is hidden
+      // https://github.com/flutter/flutter/issues/39900
+      // https://github.com/rustdesk/rustdesk/discussions/11843#discussioncomment-13499698 - Virtual keyboard issue
+      if (isIOS) {
+        _iosKeyboardWorkaroundTimer?.cancel();
+        _iosKeyboardWorkaroundTimer = Timer(Duration(milliseconds: 100), () {
+          if (!mounted) return;
+          _physicalFocusNode.unfocus();
+          _iosKeyboardWorkaroundTimer = Timer(Duration(milliseconds: 50), () {
+            if (!mounted) return;
+            _physicalFocusNode.requestFocus();
+          });
+        });
+      }
     } else {
       _timer?.cancel();
       _timer = Timer(kMobileDelaySoftKeyboardFocus, () {