Tag: android

  • Android App Development for Beginners: Using Android Studio with Kotlin and Jetpack Compose

    Android App Development for Beginners: Using Android Studio with Kotlin and Jetpack Compose

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    Android App Development – Android Studio Development Essentials

    Overview

    Android Basics with Compose
    Instructor: Bernard Aybout

    Course Summary:
    Android Basics with Compose is an online, self-paced course focused on building Android apps using the latest best practices. You’ll learn to use Jetpack Compose, the recommended toolkit for creating user interfaces on Android.

    Course Objectives:

    • Master the fundamentals of Kotlin and Jetpack Compose.
    • Build basic Android apps.
    • Implement Modern Android Development practices with app architecture and Jetpack libraries.

    Prerequisites:

    • Basic computer skills
    • Basic math skills
    • A computer that meets Android Studio’s system requirements
    • (Optional) An Android device

    Unit 1: Your First Android App

    Duration: 10 hours
    Pathways: 3

    Learn to:

    • Write simple Kotlin programs that display text output.
    • Download and install Android Studio.
    • Build an Android app with a simple UI to display text and images.
    • Run the app on a device or emulator.

    Pathways:

    1. Introduction to Kotlin (3 hours): Learn programming basics in Kotlin.
    2. Setup Android Studio (4 hours): Install and set up Android Studio, create your first project, and run it on a device or emulator.
    3. Build a Basic Layout (3 hours): Create an app with a simple UI to display text and images.

    Unit 2: Building App UI

    Duration: 21 hours
    Pathways: 3

    Learn to:

    • Use conditionals, function types, classes, and lambda expressions in Kotlin.
    • Add a button to an app UI and respond to user taps.
    • Work with data entered by the user.
    • Use state to display data and automatically reflect changes.
    • Write unit tests for isolated functions.

    Pathways: – Android App Development

    1. Kotlin Fundamentals (8 hours): Learn more about Kotlin, object-oriented programming, and lambdas.
    2. Add a Button to an App (6 hours): Respond to button clicks in an Android app.
    3. Interacting with UI and State (7 hours): Create a tip calculator app to calculate tips from user input.

    Unit 3: Display Lists and Use Material Design – Android App Development

    Duration: 15 hours
    Pathways: 3

    Learn to:

    • Use data classes, functions, and collections in Kotlin.
    • Create a scrollable list displaying text and images.
    • Add click listeners to interact with list items.
    • Enhance apps with Material Design, using colors, shapes, and typography.

    Pathways:

    1. More Kotlin Fundamentals (8 hours): Learn additional Kotlin concepts to build more interesting apps.
    2. Build a Scrollable List (4 hours): Create an app with a scrollable list of text and images using Compose.
    3. Build Beautiful Apps (3 hours): Use Material Design, animations, and accessibility best practices to enhance app appearance and usability.

    Unit 4: Navigation and App Architecture – Android App Development

    Duration: 27 hours
    Pathways: 3

    Learn to:

    • Explain activities and their lifecycles.
    • Understand Modern Android architecture.
    • Use StateFlow and UDF patterns for state and events.
    • Add a ViewModel to save data and state.
    • Set up and use the Navigation component with Compose.
    • Adapt for different screen sizes.

    Pathways:

    1. Architecture Components (9 hours): Learn about app architecture, ViewModels, UI State, and StateFlow.
    2. Navigation in Jetpack Compose (6 hours): Use the Navigation component to build complex apps with multiple screens.
    3. Adapt for Different Screen Sizes (13 hours): Adapt apps for various screen sizes and provide a better user experience.

    Unit 5: Connect to the Internet – Android App Development

    Duration: 14 hours
    Pathways: 2

    Learn to:

    • Use Kotlin coroutines for concurrent tasks.
    • Understand HTTP and REST to retrieve data from the internet using Retrofit.
    • Display images using the Coil library.
    • Implement dependency injection for easier testing, maintenance, and scaling.

    Pathways:

    1. Get Data from the Internet (6 hours): Implement coroutines and learn about HTTP and REST.
    2. Load and Display Images from the Internet (3 hours): Use Coil to download and display images in the app.

    Unit 6: Data Persistence – Android App Development

    Duration: 10 hours
    Pathways: 3

    Learn to:

    • Store data locally on the device.
    • Use SQL to manage data in a SQLite database.
    • Add a database to an Android app using the Room library.
    • Use Preference DataStore to store user preferences.

    Pathways:

    1. Introduction to SQL (2 hours): Use SQL to read and manipulate data in a relational database.
    2. Use Room for Data Persistence (6 hours): Create and use relational databases in an Android app with the Room library.
    3. Store and Access Data Using Keys with DataStore (2 hours): Store simple key-value pair data with Preferences DataStore.

    Unit 7: WorkManager – Android App Development

    Duration: 6 hours
    Pathway: 1

    Learn to:

    • Use WorkManager API for background tasks.
    • Add WorkManager to an Android app.
    • Create a Worker object and enqueue work.
    • Use the Background Task Inspector to inspect and debug WorkManager tasks.

    Pathway:

    1. Schedule Tasks with WorkManager (3 hours): Handle background work that needs to run regardless of the application process.

    Unit 8: Views and Compose – Android App Development

    Duration: 4 hours
    Pathways: 2

    Learn to:

    • Use Compose and the older UI toolkit based on Views together.
    • Add a composable in an app built with Views.
    • Use AndroidView to display views.
    • Add existing View-based UI components in a Compose app.

    Pathways:

    1. Android Views and Compose in Views (3 hours): Build apps with Android Views and add composables.
    2. Views in Compose (1 hour): Add and use existing Views inside a Compose app.

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