https://github.com/tutorialsandroid/todo-app-android-java

A clean and modern TODO app built with Material Design and SQLite database.
https://github.com/tutorialsandroid/todo-app-android-java

android android-app android-application java sql todo todo-list todoapp

Last synced: 21 days ago
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A clean and modern TODO app built with Material Design and SQLite database.

• Host: GitHub
• URL: https://github.com/tutorialsandroid/todo-app-android-java
• Owner: TutorialsAndroid
• License: mit
• Created: 2025-03-05T08:59:56.000Z (10 months ago)
• Default Branch: main
• Last Pushed: 2025-03-05T09:03:15.000Z (10 months ago)
• Last Synced: 2025-03-05T10:20:14.740Z (10 months ago)
• Topics: android, android-app, android-application, java, sql, todo, todo-list, todoapp
• Language: Java
• Homepage: https://github.com/TutorialsAndroid/TODO-App-Android-Java/raw/refs/heads/main/apk/demo.apk
• Size: 4.11 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

Awesome Lists containing this project

README

          
# Material Design TODO App (Android Java)

_A clean and modern TODO app built with Material Design and SQLite database._

## 📲 Download the App

You can download the latest APK from this link 👉👉 **[Donwload APK](https://github.com/TutorialsAndroid/TODO-App-Android-Java/raw/refs/heads/main/apk/demo.apk)**.

## 📌 Features

- **Add Tasks**: Users can add new tasks with a simple dialog.

- **Edit Tasks**: Easily update tasks with an edit button.

- **Delete Tasks**: Remove tasks with a single click.

- **SQLite Database**: Uses SQLite to store tasks persistently.

- **Material Design UI**: Clean and modern interface following Google’s Material Design guidelines.

## 📱 Screenshots

| Add Task                                | Task List                                 | Edit Task                                 |

|-----------------------------------------|-------------------------------------------|-------------------------------------------|

| ![Add Task](./screenshots/add_task.png) | ![Task List](./screenshots/task_list.png) | ![Edit Task](./screenshots/edit_task.png) |

## 📥 Installation

### **1️⃣ Clone the Repository**

```sh

 git clone https://github.com/TutorialsAndroid/TODO-App-Android-Java.git

```

### **2️⃣ Open in Android Studio**

- Open **Android Studio** and select **Open an Existing Project**.

- Navigate to the cloned folder and open the project.

### **3️⃣ Build & Run**

- Connect an **Android device** or start an **Emulator**.

- Click **Run ▶️** to install and launch the app.

## ⚙️ How It Works

### **1️⃣ Adding a Task**

- Click the **Floating Action Button (FAB)**.

- A dialog appears where you enter the task name.

- Click **Add Task** and the task is saved to the database.

### **2️⃣ Editing a Task**

- Click the **Edit** button on a task.

- Modify the task name and click **Update**.

### **3️⃣ Deleting a Task**

- Click the **Delete** button, and the task is removed from the list and database.

## 📂 Project Structure

```

📁 app/src/main/java/com/example/todoapp/

 ├── 📄 MainActivity.java          # Main screen with task list

 ├── 📄 TaskAdapter.java           # RecyclerView adapter for tasks

 ├── 📄 Task.java                  # Task model class

 ├── 📄 DatabaseHelper.java        # SQLite database management

 ├── 📄 AddTaskDialog.java         # Dialog for adding tasks

 ├── 📄 EditTaskDialog.java        # Dialog for editing tasks

```

## 🗄️ SQLite Database Structure

The app uses an **SQLite database** to store tasks persistently.

### **Database: `tasks.db`**

| Column | Type | Description |

|--------|------|-------------|

| `id` | INTEGER PRIMARY KEY AUTOINCREMENT | Unique task ID |

| `title` | TEXT | Task name |

### **SQL Queries Used**

- **Create Table**

```sql

CREATE TABLE tasks (

    id INTEGER PRIMARY KEY AUTOINCREMENT,

    title TEXT

);

```

- **Insert Task**

```sql

INSERT INTO tasks (title) VALUES ('New Task');

```

- **Retrieve Tasks**

```sql

SELECT * FROM tasks;

```

- **Update Task**

```sql

UPDATE tasks SET title = 'Updated Task' WHERE id = 1;

```

- **Delete Task**

```sql

DELETE FROM tasks WHERE id = 1;

```

## 🛠️ Technologies Used

- **Java** (Android Development)

- **SQLite** (Database)

- **RecyclerView** (Task List UI)

- **Material Design Components** (UI Design)

## 🏗️ Future Improvements

✅ Task Categories 📂  

✅ Task Reminders ⏰  

✅ Dark Mode 🌙

## 🙌 Contributing

Pull requests are welcome! For major changes, please open an issue first to discuss what you’d like to improve.

## 📜 License

This project is **open-source** and available under the [MIT License](LICENSE).

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🚀 **Happy Coding!** 🚀