#Java making a contact book app android

You can follow the build progress at the bottom of the Android Studio window. Android Studio uses Gradle as its build system. Builds your project (this may take a few moments).This is usually in a folder called AndroidStudioProjects below your home directory. Creates a folder for your Android Studio project called MyFirstApp.Leave the defaults for the other fields.Give your application a name such as My First App.Select Basic Activity (not the default).In the Welcome to Android Studio dialog, click Start a new Android Studio project.

#Java making a contact book app how to

How to run your app on your own physical device, if you have one.How to create an emulated Android device.How to create a project in Android Studio.Here's what the finished app will look like:

This simple app displays the string 'Hello World' on the screen of an Android virtual or physical device. In this step, you will create a new Android project for your first app. Troubleshooting: If you run into problems with your installation, see the Android Studio release notes or Troubleshoot Android Studio.

When the installation completes, Android Studio starts, and you are ready to create your first project.

Be patient, because this process might take some time, depending on your internet speed.

#Java making a contact book app install

After the install is complete, the setup wizard downloads and installs additional components, including the Android SDK.Accept the default configurations for all steps, and ensure that all components are selected for installation.Navigate to the Android Studio download page and follow the instructions to download and install Android Studio.The installation is similar for all platforms. The OpenJDK (Java Development Kit) is bundled with Android Studio. For the latest information on system requirements and installation instructions, see the Android Studio download page.Īndroid Studio is available for computers running Windows or Linux, and for Macs running macOS. Note: Android Studio is continually being improved. You can also build production apps and publish apps on the Google Play store. You can use Android Studio to test your apps with a large range of preconfigured emulators, or on your own mobile device. It also contains tools for development, debugging, testing, and performance that make it faster and easier to develop apps. You can download Android Studio 3.6 from the Android Studio page.Īndroid Studio provides a complete IDE, including an advanced code editor and app templates. Note: This version of the codelab requires Android Studio 3.6 or higher.

To work through this codelab, you will need a computer that can run Android Studio 3.6 or higher (or already has Android Studio 3.6 or higher installed).

#Java making a contact book app for android

Based on JetBrains' IntelliJ IDEA software, Android Studio is an IDE designed specifically for Android development. You write Android apps in the Java programming language using an IDE called Android Studio. Use Android Studio and Java to write Android apps

How to display a second screen when a button is pressed.

How to run your app on a device or in the emulator.

How to use Android Studio to build your app.

If you are an experienced programmer and adept at reading code, you will likely be able to follow this codelab, even if you don't have much experience with Java. This codelab is written for programmers and assumes that you know either the Java or Kotlin programming language. (If you're looking for the Kotlin version of this codelab, you can go here.) What you must know already In this codelab, you'll learn how to build and run your first Android app in the Java programming language.