更新

lib/pages/device_bind/blueteeth_device_page.dart

@@ -69,7 +69,6 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
   }
 
   Future<void> _requestBluetoothPermission() async {
-    // Android 13+ 使用新的蓝牙权限
     Map<Permission, PermissionStatus> statuses = await [
       Permission.bluetoothScan,
       Permission.bluetoothConnect,
@@ -113,7 +112,9 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
 
   // 开始扫描蓝牙设备
   void _startScanning() async {
-    if (!mounted) return;
+    if (!mounted || isScanning) return;
+
+    _scanSubscription?.cancel();
     var bluetoothState = await FlutterBluePlus.isOn;
     if (!bluetoothState && !_isDialogShowing) {
       _isDialogShowing = true;
@@ -131,6 +132,7 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
       // await FlutterBluePlus.startScan(timeout: Duration(minutes: 30));
 
       _scanSubscription = FlutterBluePlus.scanResults.listen((results) {
+        if (!mounted) return; // 确保页面未销毁
         final signalThreshold = blueteethBindController.model.singal!;
         final filteredResults = results
             .where((r) =>
@@ -334,7 +336,7 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
                           mainAxisSize: MainAxisSize.max,
                           children: [
                             Text(
-                              '最小信号强度',
+                              '最小信号强度'.tr,
                               style: FlutterFlowTheme.of(context)
                                   .bodyMedium
                                   .override(
@@ -415,7 +417,7 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
                                   Expanded(
                                     child: Container(
                                       width: 100.rpx,
-                                      height: 100.rpx,
+                                      height: 80.rpx,
                                       decoration: BoxDecoration(
                                         color: FlutterFlowTheme.of(context)
                                             .secondaryBackground,
@@ -519,7 +521,7 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
                                     ),
                                   ),
                                   Text(
-                                    '搜索',
+                                    '搜索'.tr,
                                     style: FlutterFlowTheme.of(context)
                                         .bodyMedium
                                         .override(
@@ -547,7 +549,8 @@ class _BlueteethDevicePageState extends State<BlueteethDevicePage> {
                               EdgeInsetsDirectional.fromSTEB(19.rpx, 0, 0, 0),
                           child: Obx(() {
                             return Text(
-                              '匹配出的外围设备（${blueteethBindController.model.betDevicelist!.length}）',
+                              '匹配出的外围设备'.tr +
+                                  "（${blueteethBindController.model.betDevicelist!.length}）",
                               style: FlutterFlowTheme.of(context)
                                   .bodyMedium
                                   .override(