按设计稿修改，中英文，ios图标问题，statusbar等

src/ScanScreen.tsx

@@ -17,8 +17,11 @@ import { NativeStackScreenProps } from "@react-navigation/native-stack";
 import { RootStackParamList } from "../App";
 import Icon from "react-native-vector-icons/MaterialCommunityIcons"; // 信号图标集
 
-type Props = NativeStackScreenProps<RootStackParamList, "Scan">;
+type Props = NativeStackScreenProps<RootStackParamList>;
 type DeviceWithTimestamp = ScannedPeripheral & { lastSeen: number };
+import { useTranslation } from 'react-i18next';
+import MyStatusbar from "./component/MyStatusbar";
+import MyHeader from "./component/MyHeader";
 
 export default function ScanScreen({ navigation }: Props) {
   const [devices, setDevices] = useState<DeviceWithTimestamp[]>([]);
@@ -26,7 +29,7 @@ export default function ScanScreen({ navigation }: Props) {
   const [refreshing, setRefreshing] = useState(false);
 
   const handlerRef = useRef<((payload: CentralEventMap["scannedPeripheral"]) => void) | null>(null);
-
+  const { t } = useTranslation();
   // 将 RSSI 转换为信号格数（0-4）
   const getSignalLevel = (rssi?: number): number => {
     if (rssi === undefined) return 0;
@@ -154,6 +157,13 @@ export default function ScanScreen({ navigation }: Props) {
 
   return (
     <View style={styles.container}>
+      <MyStatusbar backgroundColor="#f2f3f7" dark></MyStatusbar>
+      <MyHeader
+        title={t('scan.title')} 
+        textColor="#333" 
+        backgroundColor="#f2f3f7" 
+        navigation={navigation}
+      ></MyHeader>
       <FlatList
         data={devices}
         keyExtractor={(item) => item.systemId}
@@ -163,7 +173,7 @@ export default function ScanScreen({ navigation }: Props) {
             style={styles.deviceRow}
           >
             <View style={styles.deviceInfo}>
-              <Text style={styles.deviceName}>{item.name || "[no name]"}</Text>
+              <Text style={styles.deviceName}>{item.name || t("scan.noName")}</Text>
               <View style={styles.rssiRow}>
                 {renderSignalIcon(item.advertisementData?.rssi)}
                 <Text style={styles.rssiText}>
@@ -177,13 +187,13 @@ export default function ScanScreen({ navigation }: Props) {
           <View style={styles.emptyBox}>
             {scanning ? (
               <>
-                <Text style={styles.emptyText}>搜索中...</Text>
-                <Text style={styles.tips}>（请确保设备有电且被唤醒）</Text>
+                <Text style={styles.emptyText}>{t("scan.scanning")}</Text>
+                <Text style={styles.tips}>{t("scan.tipScanning")}</Text>
               </>
             ) : (
               <>
-                <Text style={styles.emptyText}>暂无设备</Text>
-                <Text style={styles.tips}>（请在设置中打开蓝牙）</Text>
+                <Text style={styles.emptyText}>{t("scan.noDevice")}</Text>
+                <Text style={styles.tips}>{t("scan.tipBluetooth")}</Text>
               </>
             )}
           </View>