335 lines
13 KiB
Dart
335 lines
13 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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class WifiScreen extends StatefulWidget {
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const WifiScreen({super.key});
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@override
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State<WifiScreen> createState() => _WifiScreenState();
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}
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class _WifiScreenState extends State<WifiScreen> {
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static final _channel = const MethodChannel('com.example.watch/launcher');
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List<Map<String, dynamic>> _networks = [];
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bool _loading = true;
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String? _error;
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@override
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void initState() {
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super.initState();
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_scan();
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}
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Future<void> _scan() async {
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setState(() {
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_loading = true;
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_error = null;
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});
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try {
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final raw = await _channel.invokeListMethod<Object>('getWifiList');
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if (!mounted) return;
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setState(() {
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_networks = (raw ?? [])
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.map((e) => Map<String, dynamic>.from(e as Map))
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.toList();
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_loading = false;
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if (_networks.isEmpty) _error = 'شبکهای یافت نشد';
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});
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} catch (e) {
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if (!mounted) return;
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setState(() {
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_loading = false;
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_error = 'خطا در اسکن وایفای';
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});
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}
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}
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Future<void> _openWifiSettings() async {
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try {
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await _channel.invokeMethod('openWifiSettings');
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} catch (_) {}
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}
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Future<void> _connectOrSuggest(String ssid, String password) async {
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try {
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final ok = await _channel.invokeMethod<bool>(
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'connectToWifi',
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{'ssid': ssid, 'password': password},
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);
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if (!mounted) return;
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if (ok == true) {
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_showSnack('درخواست اتصال به "$ssid" ارسال شد');
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} else {
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_openWifiSettings();
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}
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} catch (_) {
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_openWifiSettings();
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}
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}
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void _showSnack(String msg) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(
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content: Text(msg,
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style: const TextStyle(fontSize: 10, color: Colors.white),
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textAlign: TextAlign.center),
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backgroundColor: const Color(0xFF2C2C2E),
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behavior: SnackBarBehavior.floating,
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duration: const Duration(seconds: 2),
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margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 40),
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));
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}
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int _bars(int level) {
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if (level >= -50) return 3;
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if (level >= -70) return 2;
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return 1;
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}
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IconData _wifiIcon(int bars) {
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if (bars >= 3) return Icons.wifi;
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if (bars == 2) return Icons.wifi_2_bar;
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return Icons.wifi_1_bar;
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}
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void _onNetworkTap(String ssid, bool secured) {
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if (secured) {
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_showPasswordDialog(ssid);
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} else {
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_connectOrSuggest(ssid, '');
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}
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}
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void _showPasswordDialog(String ssid) async {
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String password = '';
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (ctx) => AlertDialog(
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backgroundColor: const Color(0xFF1C1C1E),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
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contentPadding: const EdgeInsets.all(14),
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content: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.wifi_password, color: Color(0xFF00C853), size: 22),
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const SizedBox(height: 6),
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Text(ssid,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11,
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fontWeight: FontWeight.bold),
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textAlign: TextAlign.center),
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const SizedBox(height: 10),
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TextField(
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autofocus: true,
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obscureText: true,
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textAlign: TextAlign.center,
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style: const TextStyle(color: Colors.white, fontSize: 11),
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decoration: InputDecoration(
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hintText: 'رمز عبور',
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hintStyle:
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const TextStyle(color: Colors.white38, fontSize: 10),
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filled: true,
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fillColor: Colors.white.withValues(alpha: 0.05),
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: BorderSide.none),
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contentPadding:
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const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
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),
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onChanged: (v) => password = v,
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),
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const SizedBox(height: 10),
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Row(
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children: [
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Expanded(
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child: TextButton(
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onPressed: () => Navigator.pop(ctx, false),
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child: const Text('انصراف',
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style:
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TextStyle(color: Colors.white54, fontSize: 11)),
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),
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),
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Expanded(
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child: TextButton(
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onPressed: () => Navigator.pop(ctx, true),
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child: const Text('اتصال',
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style: TextStyle(
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color: Color(0xFF00C853),
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fontSize: 11,
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fontWeight: FontWeight.bold)),
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),
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),
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],
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),
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],
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),
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),
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);
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if (confirmed == true && password.isNotEmpty) {
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_connectOrSuggest(ssid, password);
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.black,
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body: SafeArea(
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child: Column(
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children: [
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// Header
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Padding(
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padding:
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const EdgeInsets.symmetric(horizontal: 8, vertical: 6),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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GestureDetector(
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onTap: () => Navigator.pop(context),
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child: const Icon(Icons.arrow_back_ios_new,
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color: Colors.white54, size: 14),
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),
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const SizedBox(width: 6),
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const Icon(Icons.wifi, color: Color(0xFF00C853), size: 14),
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const SizedBox(width: 6),
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const Text('وایفای',
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style: TextStyle(
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color: Colors.white,
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fontSize: 13,
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fontWeight: FontWeight.bold)),
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const SizedBox(width: 8),
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GestureDetector(
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onTap: _loading ? null : _scan,
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child: Icon(Icons.refresh,
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color: _loading ? Colors.white24 : Colors.white54,
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size: 14),
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),
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],
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),
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),
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// Content
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Expanded(
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child: _loading
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? const Center(
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child: CircularProgressIndicator(
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color: Color(0xFF00C853), strokeWidth: 2))
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: _error != null && _networks.isEmpty
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? Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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const Icon(Icons.wifi_off,
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color: Colors.white38, size: 24),
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const SizedBox(height: 6),
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Text(_error!,
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style: const TextStyle(
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color: Colors.white38, fontSize: 11)),
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const SizedBox(height: 10),
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GestureDetector(
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onTap: _openWifiSettings,
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child: Container(
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padding: const EdgeInsets.symmetric(
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horizontal: 14, vertical: 6),
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decoration: BoxDecoration(
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color: const Color(0xFF1C1C1E),
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borderRadius: BorderRadius.circular(12),
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),
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child: const Text('تنظیمات وایفای',
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style: TextStyle(
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color: Color(0xFF00C853),
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fontSize: 10)),
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),
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),
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],
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),
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)
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: ListView.builder(
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padding: const EdgeInsets.only(bottom: 4),
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itemCount: _networks.length + 1,
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itemBuilder: (ctx, i) {
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// Last item: settings link
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if (i == _networks.length) {
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return Padding(
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padding: const EdgeInsets.symmetric(
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horizontal: 8, vertical: 3),
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child: GestureDetector(
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onTap: _openWifiSettings,
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child: Container(
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height: 34,
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decoration: BoxDecoration(
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color: const Color(0xFF1C1C1E),
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borderRadius:
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BorderRadius.circular(12),
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),
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child: const Row(
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mainAxisAlignment:
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MainAxisAlignment.center,
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children: [
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Icon(Icons.settings,
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size: 12,
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color: Colors.white38),
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SizedBox(width: 4),
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Text('تنظیمات وایفای',
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style: TextStyle(
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color: Colors.white38,
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fontSize: 10)),
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],
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),
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),
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),
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);
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}
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final net = _networks[i];
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final ssid = (net['ssid'] as String?) ?? '';
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final level = (net['level'] as int?) ?? -100;
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final secured =
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(net['secured'] as bool?) ?? false;
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final bars = _bars(level);
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return GestureDetector(
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onTap: () => _onNetworkTap(ssid, secured),
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child: Container(
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margin: const EdgeInsets.symmetric(
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horizontal: 8, vertical: 2),
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height: 40,
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decoration: BoxDecoration(
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color: const Color(0xFF1C1C1E),
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borderRadius: BorderRadius.circular(12),
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),
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padding: const EdgeInsets.symmetric(
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horizontal: 10),
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child: Row(
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children: [
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Icon(_wifiIcon(bars),
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color: const Color(0xFF00C853),
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size: 14),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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ssid,
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style: const TextStyle(
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color: Colors.white,
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fontSize: 11),
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overflow: TextOverflow.ellipsis,
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),
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),
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if (secured)
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const Icon(Icons.lock_outline,
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color: Colors.white38, size: 10),
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],
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),
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),
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);
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},
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),
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),
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],
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),
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),
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);
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}
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}
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