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更新ios蓝牙开关检测判定

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wyf
2025-09-01 10:51:01 +08:00
parent 8536cb61f8
commit 8761e8bf1a
1 changed files with 19 additions and 7 deletions
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26
lib/common/util/BluetoothHelper.dart
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@@ -5,16 +5,28 @@ class BluetoothHelper {
static StreamSubscription<BluetoothAdapterState>? _subscription; static StreamSubscription<BluetoothAdapterState>? _subscription;
/// 获取当前蓝牙是否开启（跨平台封装） /// 获取当前蓝牙是否开启（跨平台封装）
static Future<bool> isBluetoothOn({Duration timeout = const Duration(seconds: 2)}) async { // static Future<bool> isBluetoothOn({Duration timeout = const Duration(seconds: 2)}) async {
// 先尝试直接获取（Android 上几乎即时可用） // // 先尝试直接获取（Android 上几乎即时可用）
bool directCheck = await FlutterBluePlus.isOn; // bool directCheck = await FlutterBluePlus.isOn;
if (directCheck) return true; // if (directCheck) return true;
// iOS 上有初始化延迟，用 adapterState.first 再确认一次 // // iOS 上有初始化延迟，用 adapterState.first 再确认一次
// try {
// BluetoothAdapterState state = await FlutterBluePlus.adapterState
// .firstWhere((s) => s != BluetoothAdapterState.unknown,
// orElse: () => BluetoothAdapterState.unknown)
// .timeout(timeout);
// return state == BluetoothAdapterState.on;
// } catch (_) {
// return false;
// }
// }
static Future<bool> isBluetoothOn(
{Duration timeout = const Duration(seconds: 2)}) async {
try { try {
BluetoothAdapterState state = await FlutterBluePlus.adapterState BluetoothAdapterState state = await FlutterBluePlus.adapterState
.firstWhere((s) => s != BluetoothAdapterState.unknown, .firstWhere((s) => s != BluetoothAdapterState.unknown)
orElse: () => BluetoothAdapterState.unknown)
.timeout(timeout); .timeout(timeout);
return state == BluetoothAdapterState.on; return state == BluetoothAdapterState.on;