Kotlin Android

Kotlin is a programming language that can run on JVM. Google has announced Kotlin as one of its officially supported programming languages in Android Studio; and the Android community is migrating at a pace from Java to Kotlin. So, you may see Kotlin code snippets in the forums or online discussions here after.

Learning Android development is very easy, given that you know the right direction and correct steps. Of Course Official Android Developer provides a rich documentation and examples which are helpful in easing the Android App Development. We here help you and guide you in taking those first little steps and master in developing your own Android Applications.

Lets get started!

Kotlin Android Tutorial

These Kotlin Android Tutorials are targeted for beginners who are enthusiastic and about to write their first Android Application or just playing around the basics of Android using Kotlin language. We shall also present you the capabilities and features provided by Android with examples and sample projects to make your Android Application Development easy and fun.

Kotlin Android Tutorial

Prerequisites

Reader should know Kotlin Programming, have expertise to use an Android Phone, Windows/Ubuntu/Mac to follow the articles and examples for Android App Development using Kotlin language. If you would like to get a quick overview of Kotlin, refer Kotlin Tutorial.

Getting Started

To get started with Android Application Development, we have to setup the development environment. Download Android Studio[https://developer.android.com/studio/index.html] for your Operating System and follow the below topics to create an Android application with Kotlin Support. If you already know Java and started building Android Applications with it, you may convert them to Kotlin using Android Studio. Also, we put forth some differences between Java and Kotlin with development.

Understanding the Android Terminology

Understanding the terms and widgets used in an application is like learning a new spoken language in a new geographical area. During the start, you may find some difficulty with the terms, Android community is speaking. We shall take you through a step by step process, with the help of many examples and sections created under Kotlin Android Tutorial.

Android Basic Components

Android TextView

Android TextView is a basic user interface element that helps you display text to the user. Following Kotlin Android Tutorials take you through : Implementation of a simple TextView to display Hello World; To create TextView dynamically through programming and set a listener to it to respond for a click on the TextView; To get acquainted with some of the properties of TextView like color, font size, background, layout options, etc.

Android Button

Buttons are present in most of the User Interface applications. Android provides Button as a User Interface element wherein a user can tap on it or click for triggering an action. Following Kotlin Android Tutorials help to get started with Android Button, create a Button dynamically through programming and add it to the user interface layout, set an action listener to it to listen for clicks, change some of the default properties like text color, text size, background, etc.

Android Toast

Toasts are helpful in showing some information about the operation the user has done or so for a moment and disappear. There are two timing options Toast provides : SHORT and LONG. It does not obstruct the current activity and wraps around the message being displayed as Toast. The current activity remains interactive and visible.

Android EditText

Android EditText is the user interface element through which you may request user to provide text input.

Android ImageView

Android RadioButtons

Android SeekBar

Android Snackbar

Android Snackbar is similar to Toast. In addition to displaying a message, an action could be set to Snackbar.

Android ListView

Android Programming – Other

Android – Text To Speech

Android Game Development

Android – Fix Errors

Android Example Applications

Android Styling

  • Change background color of Application bar or Toolbar in Android Application
  • Change background color of Status bar in Android Application
  • Preview an Android Activity in Landscape and Portrait mode using Android Studio

Android Fix Issues

Conclusion

Many examples and tutorials have been provided to learn Android App Development using Kotlin programming language. You might have many ideas in mind or problems that you would like to solve using an Android Application. With the understanding of all the tutorials provided, you are good to start with the development of a nice Android Application of your own.