refact: restart remote device, autoconnect (#15290)

* refact: restart remote device, autoconnect

Signed-off-by: fufesou <linlong1266@gmail.com>

* fix: guard restart reconnect timer after session close

Signed-off-by: fufesou <linlong1266@gmail.com>

* Simple refactor

Signed-off-by: fufesou <linlong1266@gmail.com>

* fix(restart): auto connect, comments

Signed-off-by: fufesou <linlong1266@gmail.com>

---------

Signed-off-by: fufesou <linlong1266@gmail.com>

Cargo.lock

@@ -292,7 +292,7 @@ checksum = "e16d2d3311acee920a9eb8d33b8cbc1787ce4a264e85f964c2404b969bdcd487"
 [[package]]
 name = "arboard"
 version = "3.4.0"
-source = "git+https://github.com/rustdesk-org/arboard#85be1218668ff218a7b170c9d424fde73e069914"
+source = "git+https://github.com/rustdesk-org/arboard#c7d5781f563176df9efd8df6287e823fb1b9bed5"
 dependencies = [
  "clipboard-win",
  "core-graphics 0.23.2",

flutter/assets/auth-azure.svg

@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" width="256" height="199"><path fill="#0089d6" d="M118.432 187.698c32.89-5.81 60.055-10.618 60.367-10.684l.568-.12-31.052-36.935c-17.078-20.314-31.051-37.014-31.051-37.11 0-.182 32.063-88.477 32.243-88.792.06-.105 21.88 37.567 52.893 91.32 29.035 50.323 52.973 91.815 53.195 92.203l.405.707-98.684-.012-98.684-.013 59.8-10.564zM0 176.435c0-.052 14.631-25.451 32.514-56.442l32.514-56.347 37.891-31.799C123.76 14.358 140.867.027 140.935.001c.069-.026-.205.664-.609 1.534s-18.919 40.582-41.145 88.25l-40.41 86.67-29.386.037c-16.162.02-29.385-.005-29.385-.057z"/></svg>

flutter/lib/common.dart

@@ -3713,14 +3713,54 @@ Widget loadPowered(BuildContext context) {
   ).marginOnly(top: 6);
 }
 
-// max 300 x 60
-Widget loadLogo() {
-  return FutureBuilder<ByteData>(
-      future: rootBundle.load('assets/logo.png'),
-      builder: (BuildContext context, AsyncSnapshot<ByteData> snapshot) {
-        if (snapshot.hasData) {
+const _kDefaultLogoAsset = 'assets/logo.png';
+const _kLightLogoAsset = 'assets/logo_light.png';
+const _kDarkLogoAsset = 'assets/logo_dark.png';
+
+List<String> _logoAssetCandidatesForBrightness(Brightness brightness) {
+  return brightness == Brightness.dark
+      ? [_kDarkLogoAsset, _kDefaultLogoAsset]
+      : [_kLightLogoAsset, _kDefaultLogoAsset];
+}
+
+Future<String?> _resolveLogoAsset(Brightness brightness) async {
+  for (final asset in _logoAssetCandidatesForBrightness(brightness)) {
+    try {
+      await rootBundle.load(asset);
+      return asset;
+    } on FlutterError {
+      continue;
+    }
+  }
+  return null;
+}
+
+class _Logo extends StatefulWidget {
+  const _Logo();
+
+  @override
+  State<_Logo> createState() => _LogoState();
+}
+
+class _LogoState extends State<_Logo> {
+  final Map<Brightness, Future<String?>> _logoFutures = {};
+
+  Future<String?> _logoFutureFor(Brightness brightness) {
+    return _logoFutures.putIfAbsent(
+      brightness,
+      () => _resolveLogoAsset(brightness),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return FutureBuilder<String?>(
+      future: _logoFutureFor(Theme.of(context).brightness),
+      builder: (BuildContext context, AsyncSnapshot<String?> snapshot) {
+        final asset = snapshot.data;
+        if (asset != null) {
           final image = Image.asset(
-            'assets/logo.png',
+            asset,
             fit: BoxFit.contain,
             errorBuilder: (ctx, error, stackTrace) {
               return Container();
@@ -3732,9 +3772,14 @@ Widget loadLogo() {
           ).marginOnly(left: 12, right: 12, top: 12);
         }
         return const Offstage();
-      });
+      },
+    );
+  }
 }
 
+// max 300 x 60
+Widget loadLogo() => const _Logo();
+
 Widget loadIcon(double size) {
   return Image.asset('assets/icon.png',
       width: size,

flutter/lib/common/widgets/login.dart

@@ -24,6 +24,35 @@ const kOpSvgList = [
   'microsoft'
 ];
 
+class _OidcProviderBranding {
+  final String label;
+  final String iconKey;
+
+  const _OidcProviderBranding({
+    required this.label,
+    required this.iconKey,
+  });
+}
+
+_OidcProviderBranding _oidcProviderBranding(String op) {
+  switch (op.toLowerCase()) {
+    case 'azure':
+      return _OidcProviderBranding(
+        label: 'Microsoft',
+        iconKey: 'microsoft',
+      );
+    default:
+      return _OidcProviderBranding(
+        label: {
+              'github': 'GitHub',
+              'gitlab': 'GitLab',
+            }[op.toLowerCase()] ??
+            toCapitalized(op),
+        iconKey: op.toLowerCase(),
+      );
+  }
+}
+
 class _IconOP extends StatelessWidget {
   final String op;
   final String? icon;
@@ -74,11 +103,8 @@ class ButtonOP extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final opLabel = {
-          'github': 'GitHub',
-          'gitlab': 'GitLab'
-        }[op.toLowerCase()] ??
-        toCapitalized(op);
+    final branding = _oidcProviderBranding(op);
+    final buttonLabel = translate("Continue with {${branding.label}}");
     return Row(children: [
       Container(
         height: height,
@@ -95,7 +121,7 @@ class ButtonOP extends StatelessWidget {
                 SizedBox(
                   width: 30,
                   child: _IconOP(
-                    op: op,
+                    op: branding.iconKey,
                     icon: icon,
                     margin: EdgeInsets.only(right: 5),
                   ),
@@ -103,8 +129,7 @@ class ButtonOP extends StatelessWidget {
                 Expanded(
                   child: FittedBox(
                     fit: BoxFit.scaleDown,
-                    child: Center(
-                        child: Text(translate("Continue with {$opLabel}"))),
+                    child: Center(child: Text(buttonLabel)),
                   ),
                 ),
               ],

flutter/lib/common/widgets/remote_input.dart

@@ -532,9 +532,7 @@ class _RawTouchGestureDetectorRegionState
       // Official
       TapGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<TapGestureRecognizer>(
-              () => TapGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ), (instance) {
+              () => TapGestureRecognizer(), (instance) {
         instance
           ..onTapDown = onTapDown
           ..onTapUp = onTapUp
@@ -542,18 +540,14 @@ class _RawTouchGestureDetectorRegionState
       }),
       DoubleTapGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<DoubleTapGestureRecognizer>(
-              () => DoubleTapGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ), (instance) {
+              () => DoubleTapGestureRecognizer(), (instance) {
         instance
           ..onDoubleTapDown = onDoubleTapDown
           ..onDoubleTap = onDoubleTap;
       }),
       LongPressGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<LongPressGestureRecognizer>(
-              () => LongPressGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ), (instance) {
+              () => LongPressGestureRecognizer(), (instance) {
         instance
           ..onLongPressDown = onLongPressDown
           ..onLongPressUp = onLongPressUp
@@ -563,9 +557,7 @@ class _RawTouchGestureDetectorRegionState
       // Customized
       HoldTapMoveGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<HoldTapMoveGestureRecognizer>(
-              () => HoldTapMoveGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ),
+              () => HoldTapMoveGestureRecognizer(),
               (instance) => instance
                 ..onHoldDragStart = onHoldDragStart
                 ..onHoldDragUpdate = onHoldDragUpdate
@@ -573,18 +565,14 @@ class _RawTouchGestureDetectorRegionState
                 ..onHoldDragEnd = onHoldDragEnd),
       DoubleFinerTapGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<DoubleFinerTapGestureRecognizer>(
-              () => DoubleFinerTapGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ), (instance) {
+              () => DoubleFinerTapGestureRecognizer(), (instance) {
         instance
           ..onDoubleFinerTap = onDoubleFinerTap
           ..onDoubleFinerTapDown = onDoubleFinerTapDown;
       }),
       CustomTouchGestureRecognizer:
           GestureRecognizerFactoryWithHandlers<CustomTouchGestureRecognizer>(
-              () => CustomTouchGestureRecognizer(
-                    supportedDevices: kTouchBasedDeviceKinds,
-                  ), (instance) {
+              () => CustomTouchGestureRecognizer(), (instance) {
         instance.onOneFingerPanStart =
             (DragStartDetails d) => onOneFingerPanStart(context, d);
         instance

flutter/lib/desktop/pages/install_page.dart

@@ -65,7 +65,7 @@ class _InstallPageBodyState extends State<_InstallPageBody>
   late final TextEditingController controller;
   final RxBool startmenu = true.obs;
   final RxBool desktopicon = true.obs;
-  final RxBool printer = true.obs;
+  final RxBool printer = false.obs;
   final RxBool showProgress = false.obs;
   final RxBool btnEnabled = true.obs;
 
@@ -80,7 +80,7 @@ class _InstallPageBodyState extends State<_InstallPageBody>
     final installOptions = jsonDecode(bind.installInstallOptions());
     startmenu.value = installOptions['STARTMENUSHORTCUTS'] != '0';
     desktopicon.value = installOptions['DESKTOPSHORTCUTS'] != '0';
-    printer.value = installOptions['PRINTER'] != '0';
+    printer.value = installOptions['PRINTER'] == '1';
   }
 
   @override

flutter/lib/mobile/pages/remote_page.dart

@@ -517,10 +517,12 @@ class _RemotePageState extends State<RemotePage> with WidgetsBindingObserver {
                               }
                               return Container(
                                 color: MyTheme.canvasColor,
-                                child: RawTouchGestureDetectorRegion(
-                                  child: getBodyForMobile(),
-                                  ffi: gFFI,
-                                ),
+                                child: inputModel.isPhysicalMouse.value
+                                    ? getBodyForMobile()
+                                    : RawTouchGestureDetectorRegion(
+                                        child: getBodyForMobile(),
+                                        ffi: gFFI,
+                                      ),
                               );
                             }),
                           ),

flutter/lib/mobile/pages/view_camera_page.dart

@@ -259,11 +259,13 @@ class _ViewCameraPageState extends State<ViewCameraPage>
                         }
                         return Container(
                           color: MyTheme.canvasColor,
-                          child: RawTouchGestureDetectorRegion(
-                            child: getBodyForMobile(),
-                            ffi: gFFI,
-                            isCamera: true,
-                          ),
+                          child: inputModel.isPhysicalMouse.value
+                              ? getBodyForMobile()
+                              : RawTouchGestureDetectorRegion(
+                                  child: getBodyForMobile(),
+                                  ffi: gFFI,
+                                  isCamera: true,
+                                ),
                         );
                       }),
                     ),

flutter/lib/mobile/widgets/dialog.dart

@@ -117,13 +117,13 @@ void showServerSettingsWithValue(
             ),
             SizedBox(width: 8),
             Expanded(
-              child: TextFormField(
+              child: serverSettingsTextFormField(
+                label: label,
                 controller: controller,
-                decoration: InputDecoration(
-                  errorText: errorMsg.isEmpty ? null : errorMsg,
-                  contentPadding:
-                      EdgeInsets.symmetric(horizontal: 8, vertical: 12),
-                ),
+                errorMsg: errorMsg,
+                contentPadding:
+                    EdgeInsets.symmetric(horizontal: 8, vertical: 12),
+                showLabelText: false,
                 validator: validator,
                 autofocus: autofocus,
               ).workaroundFreezeLinuxMint(),
@@ -132,12 +132,10 @@ void showServerSettingsWithValue(
         );
       }
 
-      return TextFormField(
+      return serverSettingsTextFormField(
+        label: label,
         controller: controller,
-        decoration: InputDecoration(
-          labelText: label,
-          errorText: errorMsg.isEmpty ? null : errorMsg,
-        ),
+        errorMsg: errorMsg,
         validator: validator,
       ).workaroundFreezeLinuxMint();
     }
@@ -209,6 +207,35 @@ void showServerSettingsWithValue(
   });
 }
 
+TextFormField serverSettingsTextFormField({
+  required String label,
+  required TextEditingController controller,
+  required String errorMsg,
+  String? Function(String?)? validator,
+  bool autofocus = false,
+  bool showLabelText = true,
+  EdgeInsetsGeometry? contentPadding,
+}) {
+  return TextFormField(
+    controller: controller,
+    decoration: InputDecoration(
+      labelText: showLabelText ? label : null,
+      errorText: errorMsg.isEmpty ? null : errorMsg,
+      contentPadding: contentPadding,
+    ),
+    validator: validator,
+    autofocus: autofocus,
+    keyboardType: TextInputType.visiblePassword,
+    textCapitalization: TextCapitalization.none,
+    autocorrect: false,
+    enableSuggestions: false,
+    smartDashesType: SmartDashesType.disabled,
+    smartQuotesType: SmartQuotesType.disabled,
+    enableIMEPersonalizedLearning: false,
+    spellCheckConfiguration: const SpellCheckConfiguration.disabled(),
+  );
+}
+
 void setPrivacyModeDialog(
   OverlayDialogManager dialogManager,
   List<TToggleMenu> privacyModeList,

flutter/lib/models/model.dart

@@ -55,6 +55,8 @@ import 'package:flutter_hbb/native/custom_cursor.dart'
 typedef HandleMsgBox = Function(Map<String, dynamic> evt, String id);
 typedef ReconnectHandle = Function(OverlayDialogManager, SessionID, bool);
 final _constSessionId = Uuid().v4obj();
+// Empirical restart reconnect cadence: keep the last frame briefly and retry quickly.
+const _restartReconnectSilentDelaySecs = 5;
 
 class CachedPeerData {
   Map<String, dynamic> updatePrivacyMode = {};
@@ -119,6 +121,7 @@ class FfiModel with ChangeNotifier {
   bool _touchMode = false;
   late VirtualMouseMode virtualMouseMode;
   Timer? _timer;
+  Timer? _restartReconnectDelayTimer;
   var _reconnects = 1;
   DateTime? _offlineReconnectStartTime;
   bool _viewOnly = false;
@@ -250,6 +253,7 @@ class FfiModel with ChangeNotifier {
     _inputBlocked = false;
     _timer?.cancel();
     _timer = null;
+    resetRestartReconnectState();
     clearPermissions();
     waitForImageTimer?.cancel();
     timerScreenshot?.cancel();
@@ -341,6 +345,7 @@ class FfiModel with ChangeNotifier {
       } else if (name == 'connection_ready') {
         setConnectionType(peerId, evt['secure'] == 'true',
             evt['direct'] == 'true', evt['stream_type'] ?? '');
+        resetRestartReconnectState();
       } else if (name == 'switch_display') {
         // switch display is kept for backward compatibility
         handleSwitchDisplay(evt, sessionId, peerId);
@@ -922,8 +927,28 @@ class FfiModel with ChangeNotifier {
       enterUserLoginAndPasswordDialog(
           sessionId, dialogManager, 'terminal-admin-login-tip', false);
     } else if (type == 'restarting') {
-      showMsgBox(sessionId, type, title, text, link, false, dialogManager,
-          hasCancel: false);
+      // Treat restart messages as reconnect control events. Rust still sends
+      // title/text for legacy UI and translation reuse; Flutter keeps the last
+      // frame briefly, then shows the Connecting overlay.
+      if (_restartReconnectDelayTimer == null) {
+        parent.target?.inputModel.setRelativeMouseMode(false);
+        bind.sessionReconnect(sessionId: sessionId, forceRelay: false);
+        clearPermissions();
+        // Retry once more after the silent window so restart reconnect attempts
+        // are spaced by the empirical short cadence instead of only updating UI.
+        _restartReconnectDelayTimer =
+            Timer(Duration(seconds: _restartReconnectSilentDelaySecs), () {
+          _restartReconnectDelayTimer = null;
+          if (parent.target?.closed == true) {
+            return;
+          }
+          reconnect(dialogManager, sessionId, false);
+        });
+      }
+    } else if (type == 'restarting-show') {
+      _restartReconnectDelayTimer?.cancel();
+      _restartReconnectDelayTimer = null;
+      reconnect(dialogManager, sessionId, false);
     } else if (type == 'wait-remote-accept-nook') {
       showWaitAcceptDialog(sessionId, type, title, text, dialogManager);
     } else if (type == 'on-uac' || type == 'on-foreground-elevated') {
@@ -949,6 +974,11 @@ class FfiModel with ChangeNotifier {
     }
   }
 
+  void resetRestartReconnectState() {
+    _restartReconnectDelayTimer?.cancel();
+    _restartReconnectDelayTimer = null;
+  }
+
   /// Auto-retry check for "Remote desktop is offline" error.
   /// returns true to auto-retry, false otherwise.
   bool shouldAutoRetryOnOffline(
@@ -1374,6 +1404,7 @@ class FfiModel with ChangeNotifier {
       if (displays.isNotEmpty) {
         _reconnects = 1;
         _offlineReconnectStartTime = null;
+        resetRestartReconnectState();
         waitForFirstImage.value = true;
         isRefreshing = false;
       }
@@ -3666,6 +3697,7 @@ class FFI {
 
   /// Mobile reuse FFI
   void mobileReset() {
+    ffiModel.resetRestartReconnectState();
     ffiModel.waitForFirstImage.value = true;
     ffiModel.isRefreshing = false;
     ffiModel.waitForImageDialogShow.value = true;
@@ -3879,6 +3911,7 @@ class FFI {
     }
     if (ffiModel.waitForFirstImage.value == true) {
       ffiModel.waitForFirstImage.value = false;
+      ffiModel.resetRestartReconnectState();
       dialogManager.dismissAll();
       await canvasModel.updateViewStyle();
       await canvasModel.updateScrollStyle();

libs/portable/generate.py

@@ -2,6 +2,7 @@
 
 import os
 import optparse
+import subprocess
 from hashlib import md5
 import brotli
 import datetime
@@ -65,11 +66,15 @@ def write_app_metadata(output_folder: str):
     print(f"App metadata has been written to {output_path}")
 
 def build_portable(output_folder: str, target: str):
-    os.chdir(output_folder)
-    if target:
-        os.system("cargo build --locked --release --target " + target)
-    else:
-        os.system("cargo build --locked --release")
+    current_dir = os.getcwd()
+    try:
+        os.chdir(output_folder)
+        cmd = ["cargo", "build", "--locked", "--release"]
+        if target:
+            cmd.extend(["--target", target])
+        subprocess.run(cmd, check=True)
+    finally:
+        os.chdir(current_dir)
 
 # Linux: python3 generate.py -f ../rustdesk-portable-packer/test -o . -e ./test/main.py
 # Windows: python3 .\generate.py -f ..\rustdesk\flutter\build\windows\runner\Debug\ -o . -e ..\rustdesk\flutter\build\windows\runner\Debug\rustdesk.exe

res/msi/Package/Components/RustDesk.wxs

@@ -67,7 +67,7 @@
 			Some msi packages reset the `VersionNT` value to 1000 on Windows 10.
 			https://www.advancedinstaller.com/user-guide/qa-OS-dependent-install.html -->
 			<!-- Remote printer also works on Win8.1 in my test. -->
-			<Custom Action="InstallPrinter" Before="InstallFinalize" Condition="VersionNT &gt;= 603 AND PRINTER = 1 OR PRINTER = &quot;Y&quot; OR PRINTER = &quot;y&quot;" />
+			<Custom Action="InstallPrinter" Before="InstallFinalize" Condition="VersionNT &gt;= 603 AND (PRINTER = 1 OR PRINTER = &quot;Y&quot; OR PRINTER = &quot;y&quot;)" />
 			<Custom Action="InstallPrinter.SetParam" Before="InstallPrinter" Condition="VersionNT &gt;= 603" />
 
 			<!--Workaround of "fire:FirewallException". If Outbound="Yes" or Outbound="true", the following error occurs.-->

res/msi/Package/Fragments/ShortcutProperties.wxs

@@ -4,17 +4,17 @@
 		<?include ..\Includes.wxi?>
 
 		<!--
-		Properties and related actions for specifying whether to install start menu/desktop shortcuts.
+		Properties and related actions for specifying whether to install shortcuts and the printer.
 		-->
 
 		<!-- These are the actual properties that get used in conditions to determine whether to
-				 install start menu shortcuts, they are initialized with a default value to install shortcuts.
-				 They should not be set directly from the command line or registry, instead the CREATE* properties
-				 below should be set, then they will update these properties with their values only if set. -->
+				 install start menu shortcuts or the printer. Shortcut properties default to install;
+				 PRINTER defaults to not install. The CREATE* properties below update shortcut
+				 properties from command line, bundle, or registry values. -->
 		<Property Id="STARTMENUSHORTCUTS" Value="1" Secure="yes"></Property>
 		<Property Id="DESKTOPSHORTCUTS" Value="1" Secure="yes"></Property>
 		<Property Id="STARTUPSHORTCUTS" Value="1" Secure="yes"></Property>
-		<Property Id="PRINTER" Value="1" Secure="yes"></Property>
+		<Property Id="PRINTER" Secure="yes"></Property>
 
 		<!-- These properties get set from either the command line, bundle or registry value,
 				 if set they update the properties above with their value. -->
@@ -77,7 +77,11 @@
 		<!-- If a command line value or registry value was set, update the main properties with the value -->
 		<SetProperty Id="STARTMENUSHORTCUTS" Value="" After="RestoreSavedStartMenuShortcutsValue" Sequence="first" Condition="CREATESTARTMENUSHORTCUTS AND NOT (CREATESTARTMENUSHORTCUTS = 1 OR CREATESTARTMENUSHORTCUTS = &quot;Y&quot; OR CREATESTARTMENUSHORTCUTS = &quot;y&quot;)" />
 		<SetProperty Id="DESKTOPSHORTCUTS" Value="" After="RestoreSavedDesktopShortcutsValue" Sequence="first" Condition="CREATEDESKTOPSHORTCUTS AND NOT (CREATEDESKTOPSHORTCUTS = 1 OR CREATEDESKTOPSHORTCUTS = &quot;Y&quot; OR CREATEDESKTOPSHORTCUTS = &quot;y&quot;)" />
-		<SetProperty Id="PRINTER" Value="" After="RestoreSavedPrinterValue" Sequence="first" Condition="INSTALLPRINTER AND NOT (INSTALLPRINTER = 1 OR INSTALLPRINTER = &quot;Y&quot; OR INSTALLPRINTER = &quot;y&quot;)" />
+		<!-- PRINTER defaults to empty now, so a saved or command-line INSTALLPRINTER=1
+				 must explicitly enable the main PRINTER property. Non-truthy INSTALLPRINTER
+				 values still clear PRINTER so upgrades preserve an explicit disabled choice. -->
+		<SetProperty Action="SetPrinterValueEnabled" Id="PRINTER" Value="1" After="RestoreSavedPrinterValue" Sequence="first" Condition="INSTALLPRINTER = 1 OR INSTALLPRINTER = &quot;Y&quot; OR INSTALLPRINTER = &quot;y&quot;" />
+		<SetProperty Action="SetPrinterValueDisabled" Id="PRINTER" Value="" After="SetPrinterValueEnabled" Sequence="first" Condition="INSTALLPRINTER AND NOT (INSTALLPRINTER = 1 OR INSTALLPRINTER = &quot;Y&quot; OR INSTALLPRINTER = &quot;y&quot;)" />
 
 	</Fragment>
 </Wix>

src/client.rs

@@ -96,6 +96,8 @@ pub mod screenshot;
 
 pub const MILLI1: Duration = Duration::from_millis(1);
 pub const SEC30: Duration = Duration::from_secs(30);
+// Empirical restart reconnect grace window.
+const RESTART_REMOTE_DEVICE_GRACE: Duration = Duration::from_secs(5 * 60);
 pub const VIDEO_QUEUE_SIZE: usize = 120;
 const MAX_DECODE_FAIL_COUNTER: usize = 3;
 
@@ -1740,7 +1742,10 @@ pub struct LoginConfigHandler {
     features: Option<Features>,
     pub session_id: u64, // used for local <-> server communication
     pub supported_encoding: SupportedEncoding,
-    pub restarting_remote_device: bool,
+    restarting_remote_device: bool,
+    // Start time of the restart grace window. On Windows the peer may briefly
+    // reconnect before the real reboot disconnect.
+    restart_remote_device_at: Option<Instant>,
     pub force_relay: bool,
     pub direct: Option<bool>,
     pub received: bool,
@@ -1849,7 +1854,7 @@ impl LoginConfigHandler {
         }
         self.session_id = sid;
         self.supported_encoding = Default::default();
-        self.restarting_remote_device = false;
+        self.clear_restarting_remote_device();
         self.force_relay =
             config::option2bool("force-always-relay", &self.get_option("force-always-relay"))
                 || force_relay
@@ -2779,6 +2784,30 @@ impl LoginConfigHandler {
         msg_out
     }
 
+    pub fn mark_restarting_remote_device(&mut self) {
+        self.restarting_remote_device = true;
+        self.restart_remote_device_at = Some(Instant::now());
+    }
+
+    pub fn clear_restarting_remote_device(&mut self) {
+        self.restarting_remote_device = false;
+        self.restart_remote_device_at = None;
+    }
+
+    pub fn is_restarting_remote_device(&self) -> bool {
+        if !self.restarting_remote_device {
+            return false;
+        }
+        // Keep this flag alive for a short grace window instead of clearing it on
+        // connection_ready or the first peer bytes. During OS restart the peer can
+        // briefly reconnect before the real reboot disconnect, and clearing it too
+        // early would let the next disconnect escape the restart flow and fall back
+        // to the normal error dialog / manual reconnect path.
+        self.restart_remote_device_at
+            .map(|started_at| started_at.elapsed() < RESTART_REMOTE_DEVICE_GRACE)
+            .unwrap_or(false)
+    }
+
     pub fn get_conn_token(&self) -> Option<String> {
         if self.password.is_empty() {
             return None;
@@ -3718,9 +3747,18 @@ pub trait Interface: Send + Clone + 'static + Sized {
     fn on_establish_connection_error(&self, err: String) {
         let title = "Connection Error";
         let text = err.to_string();
-        let lc = self.get_lch();
-        let direct = lc.read().unwrap().direct;
-        let received = lc.read().unwrap().received;
+        let lch = self.get_lch();
+        let (is_restarting, direct, received) = {
+            let lc = lch.read().unwrap();
+            (lc.is_restarting_remote_device(), lc.direct, lc.received)
+        };
+        if is_restarting {
+            log::info!("Restart remote device, suppress connection error: {err}");
+            // Flutter treats this as a reconnect control event. The text is kept
+            // for legacy UI and existing translation reuse.
+            self.msgbox("restarting", "Restarting remote device", "Connection in progress. Please wait.", "");
+            return;
+        }
 
         let mut relay_hint = false;
         let mut relay_hint_type = "relay-hint";

src/client/io_loop.rs

@@ -10,6 +10,10 @@ use crate::{
     common::get_default_sound_input,
     ui_session_interface::{InvokeUiSession, Session},
 };
+
+// Empirical no-data window before exposing the restart reconnect state to the UI.
+// Restart msgbox text is kept as a legacy UI fallback; Flutter handles the type as a control event.
+const RESTART_REMOTE_DEVICE_NO_DATA_TIMEOUT: Duration = Duration::from_secs(5);
 #[cfg(feature = "unix-file-copy-paste")]
 use crate::{clipboard::try_empty_clipboard_files, clipboard_file::unix_file_clip};
 #[cfg(any(
@@ -153,7 +157,6 @@ impl<T: InvokeUiSession> Remote<T> {
             }
         };
 
-        let mut last_recv_time = Instant::now();
         let mut received = false;
         let conn_type = if self.handler.is_file_transfer() {
             ConnType::FILE_TRANSFER
@@ -219,6 +222,7 @@ impl<T: InvokeUiSession> Remote<T> {
                 let mut fps_instant = Instant::now();
 
                 let _keep_it = client::hc_connection(feedback, rendezvous_server, token).await;
+                let mut last_recv_time = Instant::now();
 
                 loop {
                     tokio::select! {
@@ -244,7 +248,7 @@ impl<T: InvokeUiSession> Remote<T> {
                             } else {
                                 if self.handler.is_restarting_remote_device() {
                                     log::info!("Restart remote device");
-                                    self.handler.msgbox("restarting", "Restarting remote device", "remote_restarting_tip", "");
+                                    self.handler.msgbox("restarting", "Restarting remote device", "Connection in progress. Please wait.", "");
                                 } else {
                                     log::info!("Reset by the peer");
                                     self.handler.msgbox("error", "Connection Error", "Reset by the peer", "");
@@ -279,6 +283,12 @@ impl<T: InvokeUiSession> Remote<T> {
                             }
                         }
                         _ = status_timer.tick() => {
+                            if self.handler.is_restarting_remote_device()
+                                && last_recv_time.elapsed() >= RESTART_REMOTE_DEVICE_NO_DATA_TIMEOUT
+                            {
+                                self.handler.msgbox("restarting-show", "Restarting remote device", "Connection in progress. Please wait.", "");
+                                break;
+                            }
                             let elapsed = fps_instant.elapsed().as_millis();
                             if elapsed < 1000 {
                                 continue;
@@ -1426,7 +1436,11 @@ impl<T: InvokeUiSession> Remote<T> {
                     self.handler.set_cursor_position(cp);
                 }
                 Some(message::Union::Clipboard(cb)) => {
-                    if !self.handler.lc.read().unwrap().disable_clipboard.v {
+                    let clipboard_allowed = {
+                        let lc = self.handler.lc.read().unwrap();
+                        !lc.disable_clipboard.v && !lc.view_only.v
+                    };
+                    if clipboard_allowed {
                         #[cfg(not(any(target_os = "android", target_os = "ios")))]
                         update_clipboard(vec![cb], ClipboardSide::Client);
                         #[cfg(target_os = "ios")]
@@ -1445,7 +1459,11 @@ impl<T: InvokeUiSession> Remote<T> {
                     }
                 }
                 Some(message::Union::MultiClipboards(_mcb)) => {
-                    if !self.handler.lc.read().unwrap().disable_clipboard.v {
+                    let clipboard_allowed = {
+                        let lc = self.handler.lc.read().unwrap();
+                        !lc.disable_clipboard.v && !lc.view_only.v
+                    };
+                    if clipboard_allowed {
                         #[cfg(not(any(target_os = "android", target_os = "ios")))]
                         update_clipboard(_mcb.clipboards, ClipboardSide::Client);
                         #[cfg(target_os = "ios")]

src/core_main.rs

@@ -262,11 +262,9 @@ pub fn core_main() -> Option<Vec<String>> {
                 if config::is_disable_installation() {
                     return None;
                 }
-                #[cfg(not(windows))]
-                let options = "desktopicon startmenu";
-                #[cfg(windows)]
-                let options = "desktopicon startmenu printer";
-                let res = platform::install_me(options, "".to_owned(), true, args.len() > 1);
+                let (printer_override, debug) = parse_silent_install_args(&args);
+                let options = platform::get_silent_install_options(printer_override);
+                let res = platform::install_me(options, "".to_owned(), true, debug);
                 let text = match res {
                     Ok(_) => translate("Installation Successful!".to_string()),
                     Err(err) => {
@@ -933,6 +931,23 @@ fn is_cli_setting_change_disabled() -> bool {
     config::is_disable_settings() && !allow_command_line_settings
 }
 
+#[cfg(windows)]
+fn parse_silent_install_args(args: &[String]) -> (Option<bool>, bool) {
+    let mut printer_override = None;
+    let mut debug = false;
+
+    for arg in args.iter().skip(1) {
+        match arg.as_str() {
+            "printer=1" => printer_override = Some(true),
+            "printer=0" => printer_override = Some(false),
+            "debug" => debug = true,
+            _ => {}
+        }
+    }
+
+    (printer_override, debug)
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;

src/flutter_ffi.rs

@@ -326,12 +326,14 @@ pub fn session_toggle_option(session_id: SessionID, value: String) {
         try_sync_peer_option(&session, &session_id, &value, None);
     }
     #[cfg(not(target_os = "ios"))]
-    if sessions::get_session_by_session_id(&session_id).is_some() && value == "disable-clipboard" {
+    if sessions::get_session_by_session_id(&session_id).is_some()
+        && (value == "disable-clipboard" || value == "view-only")
+    {
         crate::flutter::update_text_clipboard_required();
     }
     #[cfg(feature = "unix-file-copy-paste")]
     if sessions::get_session_by_session_id(&session_id).is_some()
-        && value == config::keys::OPTION_ENABLE_FILE_COPY_PASTE
+        && (value == config::keys::OPTION_ENABLE_FILE_COPY_PASTE || value == "view-only")
     {
         crate::flutter::update_file_clipboard_required();
     }

src/lang/ptbr.rs

@@ -430,7 +430,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("Strong", "Forte"),
         ("Switch Sides", "Trocar de lado"),
         ("Please confirm if you want to share your desktop?", "Por favor, confirme se você deseja compartilhar sua área de trabalho?"),
-        ("Display", "Display"),
+        ("Display", "Exibição"),
         ("Default View Style", "Estilo de Visualização Padrão"),
         ("Default Scroll Style", "Estilo de Rolagem Padrão"),
         ("Default Image Quality", "Qualidade de Imagem Padrão"),
@@ -744,7 +744,7 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("password-hidden-tip", "A senha permanente está definida como (oculta)."),
         ("preset-password-in-use-tip", "A senha predefinida está sendo usada."),
         ("Enable privacy mode", "Habilitar modo de privacidade"),
-        ("allow-remote-toolbar-docking-any-edge", "Permitir fixar a barra de ferramentas remota em qualquer borda da janela"),
+        ("allow-remote-toolbar-docking-any-edge", "Fixar a barra de ferramentas remota em qualquer borda da janela"),
         ("API Token", "Token de API"),
         ("Deploy", "Implantar"),
         ("Custom ID (optional)", "ID personalizado (opcional)"),

src/platform/windows.rs

@@ -1324,6 +1324,23 @@ pub fn get_install_options() -> String {
     serde_json::to_string(&opts).unwrap_or("{}".to_owned())
 }
 
+pub fn get_silent_install_options(printer_override: Option<bool>) -> &'static str {
+    let install_printer = match printer_override {
+        Some(override_value) => override_value,
+        None => {
+            let app_name = crate::get_app_name();
+            let subkey = format!(".{}", app_name.to_lowercase());
+            let printer = get_reg_of_hkcr(&subkey, REG_NAME_INSTALL_PRINTER);
+            printer.as_deref() == Some("1")
+        }
+    };
+    if install_printer && is_win_10_or_greater() {
+        "desktopicon startmenu printer"
+    } else {
+        "desktopicon startmenu"
+    }
+}
+
 // This function return Option<String>, because some registry value may be empty.
 fn get_reg_of_hkcr(subkey: &str, name: &str) -> Option<String> {
     let hkcr = RegKey::predef(HKEY_CLASSES_ROOT);

src/port_forward.rs

@@ -30,7 +30,6 @@ fn run_rdp(port: u16) {
         if !password.is_empty() {
             args.push(format!("/pass:{}", password));
         }
-        println!("{:?}", args);
         std::process::Command::new("cmdkey")
             .args(&args)
             .output()

src/server/connection.rs

@@ -2891,7 +2891,7 @@ impl Connection {
                     self.update_auto_disconnect_timer();
                 }
                 Some(message::Union::Clipboard(cb)) => {
-                    if self.clipboard {
+                    if self.clipboard_enabled() {
                         #[cfg(not(any(target_os = "android", target_os = "ios")))]
                         update_clipboard(vec![cb], ClipboardSide::Host);
                         // ios as the controlled side is actually not supported for now.
@@ -2919,12 +2919,12 @@ impl Connection {
                     }
                 }
                 Some(message::Union::MultiClipboards(_mcb)) => {
-                    #[cfg(not(any(target_os = "android", target_os = "ios")))]
-                    if self.clipboard {
+                    if self.clipboard_enabled() {
+                        #[cfg(not(any(target_os = "android", target_os = "ios")))]
                         update_clipboard(_mcb.clipboards, ClipboardSide::Host);
+                        #[cfg(target_os = "android")]
+                        crate::clipboard::handle_msg_multi_clipboards(_mcb);
                     }
-                    #[cfg(target_os = "android")]
-                    crate::clipboard::handle_msg_multi_clipboards(_mcb);
                 }
                 #[cfg(any(target_os = "windows", feature = "unix-file-copy-paste"))]
                 Some(message::Union::Cliprdr(clip)) => {

src/ui_session_interface.rs

@@ -175,13 +175,16 @@ impl SessionPermissionConfig {
         *self.server_clipboard_enabled.read().unwrap()
             && *self.server_keyboard_enabled.read().unwrap()
             && !self.lc.read().unwrap().disable_clipboard.v
+            && !self.lc.read().unwrap().view_only.v
     }
 
     #[cfg(feature = "unix-file-copy-paste")]
     pub fn is_file_clipboard_required(&self) -> bool {
+        let lc = self.lc.read().unwrap();
         *self.server_keyboard_enabled.read().unwrap()
             && *self.server_file_transfer_enabled.read().unwrap()
-            && self.lc.read().unwrap().enable_file_copy_paste.v
+            && lc.enable_file_copy_paste.v
+            && !lc.view_only.v
     }
 }
 
@@ -411,13 +414,16 @@ impl<T: InvokeUiSession> Session<T> {
         *self.server_clipboard_enabled.read().unwrap()
             && *self.server_keyboard_enabled.read().unwrap()
             && !self.lc.read().unwrap().disable_clipboard.v
+            && !self.lc.read().unwrap().view_only.v
     }
 
     #[cfg(any(target_os = "windows", feature = "unix-file-copy-paste"))]
     pub fn is_file_clipboard_required(&self) -> bool {
+        let lc = self.lc.read().unwrap();
         *self.server_keyboard_enabled.read().unwrap()
             && *self.server_file_transfer_enabled.read().unwrap()
-            && self.lc.read().unwrap().enable_file_copy_paste.v
+            && lc.enable_file_copy_paste.v
+            && !lc.view_only.v
     }
 
     #[cfg(feature = "flutter")]
@@ -554,7 +560,7 @@ impl<T: InvokeUiSession> Session<T> {
 
     pub fn restart_remote_device(&self) {
         let mut lc = self.lc.write().unwrap();
-        lc.restarting_remote_device = true;
+        lc.mark_restarting_remote_device();
         let msg = lc.restart_remote_device();
         self.send(Data::Message(msg));
     }
@@ -650,7 +656,7 @@ impl<T: InvokeUiSession> Session<T> {
     }
 
     pub fn is_restarting_remote_device(&self) -> bool {
-        self.lc.read().unwrap().restarting_remote_device
+        self.lc.read().unwrap().is_restarting_remote_device()
     }
 
     #[inline]