Fix text color visibility in dark theme dialogs

Add explicit white70 color to dark theme text styles to ensure text is visible against dark dialog backgrounds. This matches the pattern used in light theme where black87 is explicitly set.

Co-authored-by: rustdesk <71636191+rustdesk@users.noreply.github.com>

flutter/lib/common.dart

@@ -501,10 +501,10 @@ class MyTheme {
           )
         : null,
     textTheme: const TextTheme(
-      titleLarge: TextStyle(fontSize: 19),
-      titleSmall: TextStyle(fontSize: 14),
-      bodySmall: TextStyle(fontSize: 12, height: 1.25),
-      bodyMedium: TextStyle(fontSize: 14, height: 1.25),
+      titleLarge: TextStyle(fontSize: 19, color: Colors.white70),
+      titleSmall: TextStyle(fontSize: 14, color: Colors.white70),
+      bodySmall: TextStyle(fontSize: 12, color: Colors.white70, height: 1.25),
+      bodyMedium: TextStyle(fontSize: 14, color: Colors.white70, height: 1.25),
       labelLarge: TextStyle(
         fontSize: 16.0,
         fontWeight: FontWeight.bold,
@@ -1124,18 +1124,23 @@ class CustomAlertDialog extends StatelessWidget {
 
 Widget createDialogContent(String text) {
   final RegExp linkRegExp = RegExp(r'(https?://[^\s]+)');
+  bool hasLink = linkRegExp.hasMatch(text);
+
+  // Early return: no link, use default theme color
+  if (!hasLink) {
+    return SelectableText(text, style: const TextStyle(fontSize: 15));
+  }
+
   final List<TextSpan> spans = [];
   int start = 0;
-  bool hasLink = false;
 
   linkRegExp.allMatches(text).forEach((match) {
-    hasLink = true;
     if (match.start > start) {
       spans.add(TextSpan(text: text.substring(start, match.start)));
     }
     spans.add(TextSpan(
       text: match.group(0) ?? '',
-      style: TextStyle(
+      style: const TextStyle(
         color: Colors.blue,
         decoration: TextDecoration.underline,
       ),
@@ -1153,13 +1158,9 @@ Widget createDialogContent(String text) {
     spans.add(TextSpan(text: text.substring(start)));
   }
 
-  if (!hasLink) {
-    return SelectableText(text, style: const TextStyle(fontSize: 15));
-  }
-
   return SelectableText.rich(
     TextSpan(
-      style: TextStyle(color: Colors.black, fontSize: 15),
+      style: const TextStyle(fontSize: 15),
       children: spans,
     ),
   );

flutter/lib/mobile/pages/terminal_page.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 import 'dart:math';
+import 'package:flutter/gestures.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_hbb/common.dart';
@@ -41,6 +42,9 @@ class _TerminalPageState extends State<TerminalPage>
   final GlobalKey _keyboardKey = GlobalKey();
   double _keyboardHeight = 0;
   late bool _showTerminalExtraKeys;
+  // For iOS edge swipe gesture
+  double _swipeStartX = 0;
+  double _swipeCurrentX = 0;
 
   // For web only.
   // 'monospace' does not work on web, use Google Fonts, `??` is only for null safety.
@@ -147,7 +151,7 @@ class _TerminalPageState extends State<TerminalPage>
   }
 
   Widget buildBody() {
-    return Scaffold(
+    final scaffold = Scaffold(
       resizeToAvoidBottomInset: false, // Disable automatic layout adjustment; manually control UI updates to prevent flickering when the keyboard shows/hides
       backgroundColor: Theme.of(context).scaffoldBackgroundColor,
       body: Stack(
@@ -192,9 +196,108 @@ class _TerminalPageState extends State<TerminalPage>
             ),
           ),
           if (_showTerminalExtraKeys) _buildFloatingKeyboard(),
+          // iOS-style circular close button in top-right corner
+          if (isIOS) _buildCloseButton(),
         ],
       ),
     );
+
+    // Add iOS edge swipe gesture to exit (similar to Android back button)
+    if (isIOS) {
+      return LayoutBuilder(
+        builder: (context, constraints) {
+          final screenWidth = constraints.maxWidth;
+          // Base thresholds on screen width but clamp to reasonable logical pixel ranges
+          // Edge detection region: ~10% of width, clamped between 20 and 80 logical pixels
+          final edgeThreshold = (screenWidth * 0.1).clamp(20.0, 80.0);
+          // Required horizontal movement: ~25% of width, clamped between 80 and 300 logical pixels
+          final swipeThreshold = (screenWidth * 0.25).clamp(80.0, 300.0);
+
+          return RawGestureDetector(
+            behavior: HitTestBehavior.translucent,
+            gestures: <Type, GestureRecognizerFactory>{
+              HorizontalDragGestureRecognizer: GestureRecognizerFactoryWithHandlers<HorizontalDragGestureRecognizer>(
+                () => HorizontalDragGestureRecognizer(
+                  debugOwner: this,
+                  // Only respond to touch input, exclude mouse/trackpad
+                  supportedDevices: kTouchBasedDeviceKinds,
+                ),
+                (HorizontalDragGestureRecognizer instance) {
+                  instance
+                    // Capture initial touch-down position (before touch slop)
+                    ..onDown = (details) {
+                      _swipeStartX = details.localPosition.dx;
+                      _swipeCurrentX = details.localPosition.dx;
+                    }
+                    ..onUpdate = (details) {
+                      _swipeCurrentX = details.localPosition.dx;
+                    }
+                    ..onEnd = (details) {
+                      // Check if swipe started from left edge and moved right
+                      if (_swipeStartX < edgeThreshold && (_swipeCurrentX - _swipeStartX) > swipeThreshold) {
+                        clientClose(sessionId, _ffi);
+                      }
+                      _swipeStartX = 0;
+                      _swipeCurrentX = 0;
+                    }
+                    ..onCancel = () {
+                      _swipeStartX = 0;
+                      _swipeCurrentX = 0;
+                    };
+                },
+              ),
+            },
+            child: scaffold,
+          );
+        },
+      );
+    }
+
+    return scaffold;
+  }
+
+  Widget _buildCloseButton() {
+    return Positioned(
+      top: 0,
+      right: 0,
+      child: SafeArea(
+        minimum: const EdgeInsets.only(
+          top: 16, // iOS standard margin
+          right: 16, // iOS standard margin
+        ),
+        child: Semantics(
+          button: true,
+          label: translate('Close'),
+          child: Container(
+            width: 44, // iOS standard tap target size
+            height: 44,
+            decoration: BoxDecoration(
+              color: Colors.black.withOpacity(0.5), // Half transparency
+              shape: BoxShape.circle,
+            ),
+            child: Material(
+              color: Colors.transparent,
+              shape: const CircleBorder(),
+              clipBehavior: Clip.antiAlias,
+              child: InkWell(
+                customBorder: const CircleBorder(),
+                onTap: () {
+                  clientClose(sessionId, _ffi);
+                },
+                child: Tooltip(
+                  message: translate('Close'),
+                  child: const Icon(
+                    Icons.chevron_left, // iOS-style back arrow
+                    color: Colors.white,
+                    size: 28,
+                  ),
+                ),
+              ),
+            ),
+          ),
+        ),
+      ),
+    );
   }
 
   Widget _buildFloatingKeyboard() {

src/lang/tw.rs

@@ -729,15 +729,15 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("server-oss-not-support-tip", "注意：RustDesk 開源伺服器 (OSS server) 不包含此功能。"),
         ("input note here", "輸入備註"),
         ("note-at-conn-end-tip", "在連接結束時請求備註"),
-        ("Show terminal extra keys", ""),
-        ("Relative mouse mode", ""),
-        ("rel-mouse-not-supported-peer-tip", ""),
-        ("rel-mouse-not-ready-tip", ""),
-        ("rel-mouse-lock-failed-tip", ""),
-        ("rel-mouse-exit-{}-tip", ""),
-        ("rel-mouse-permission-lost-tip", ""),
-        ("Changelog", ""),
-        ("keep-awake-during-outgoing-sessions-label", ""),
-        ("keep-awake-during-incoming-sessions-label", ""),
+        ("Show terminal extra keys", "顯示終端機額外按鍵"),
+        ("Relative mouse mode", "相對滑鼠模式"),
+        ("rel-mouse-not-supported-peer-tip", "被控端不支援相對滑鼠模式"),
+        ("rel-mouse-not-ready-tip", "相對滑鼠模式尚未就緒，請稍候再試"),
+        ("rel-mouse-lock-failed-tip", "無法鎖定游標，相對滑鼠模式已停用"),
+        ("rel-mouse-exit-{}-tip", "按下 {} 退出"),
+        ("rel-mouse-permission-lost-tip", "鍵盤權限被撤銷，相對滑鼠模式已被停用"),
+        ("Changelog", "更新日誌"),
+        ("keep-awake-during-outgoing-sessions-label", "在連出工作階段期間保持螢幕喚醒"),
+        ("keep-awake-during-incoming-sessions-label", "在連入工作階段期間保持螢幕喚醒"),
     ].iter().cloned().collect();
 }