flashlight_control 0.0.2

A Flutter plugin for controlling the device flashlight (torch) on iOS and Android.

example/lib/flashlight_control_example.dart

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flashlight_control/flashlight_control.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  bool _isTorchAvailable = false;
  bool _isTorchOn = false;

  @override
  void initState() {
    super.initState();
    _checkTorchAvailability();
    _checkTorchState(); // Initial check for torch state
  }

  Future<void> _checkTorchAvailability() async {
    bool available;
    try {
      available = await FlashlightControl.hasTorch();
    } on Exception {
      available = false;
    }
    setState(() {
      _isTorchAvailable = available;
    });
  }

  Future<void> _checkTorchState() async {
    bool on;
    try {
      on = await FlashlightControl.isOn();
    } on Exception {
      on = false;
    }
    setState(() {
      _isTorchOn = on;
    });
  }

  Future<void> _toggleTorch() async {
    if (!_isTorchAvailable) return;
    bool success;
    if (_isTorchOn) {
      success = await FlashlightControl.turnOff();
    } else {
      success = await FlashlightControl.turnOn();
    }
    if (success) {
      setState(() {
        _isTorchOn = !_isTorchOn;
      });
    }
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Flashlight Plugin Example'),
        ),
        body: Center(
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              Text('Torch Available: ${_isTorchAvailable ? "Yes" : "No"}'),
              const SizedBox(height: 20),
              if (_isTorchAvailable)
                ElevatedButton(
                  onPressed: _toggleTorch,
                  child: Text(_isTorchOn ? 'Turn Off Flashlight' : 'Turn On Flashlight'),
                ),
                
            ],
          ),
        ),
      ),
    );
  }
}