Battery Level Tutorial

This repository contains the source code for the tutorial on how to use Platform Channels in Flutter to get the battery level of a device. The full tutorial can be found in the article How to Use Platform Channels in Flutter.

Overview

In this tutorial, you will learn how to:

• Understand what Platform Channels are and their importance in Flutter development.
• Implement Platform Channels to communicate between Flutter and native code.
• Retrieve the battery level from both Android and iOS devices using custom platform-specific code.

Getting Started

Prerequisites

Before you begin, ensure you have the following installed:

• Flutter SDK
• Android Studio or Xcode
• A basic understanding of Flutter and Dart

Installation

1. Clone the repository:

   git clone https://github.com/khkred/battery_level_tutorial.git
   cd battery_level_tutorial

2. Install the dependencies:

   flutter pub get

3. Run the app:

   flutter run

Project Structure

The project is structured as follows:

• lib/: Contains the main Flutter code.
  • main.dart: The entry point of the Flutter application.
• android/: Contains the Android-specific code.
  • MainActivity.kt: Implements the platform channel for Android.
• ios/: Contains the iOS-specific code.
  • AppDelegate.swift: Implements the platform channel for iOS.

Platform Channel Implementation

Android

In MainActivity.kt, the battery level is retrieved using the BatteryManager class.

iOS

In AppDelegate.swift, the battery level is retrieved using the UIDevice class.

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This project is licensed under the MIT License.

Contact

For any questions or feedback, feel free to reach out via the comments section of the article or open an issue on this repository.