In this Android jetpack compose tutorial we will learn how to setup android studio to create Jetpack Compose proejct. To work with jetpack compose we need to download supported android studio. Download Android studio Arctic Fox. Extract downloaded zip file and run android studio.
Open Android studio and select new Project and select Empty Compose Activity and press next
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Now file required fields like Project Name, Project location, Minimum SDK version Package Name and press finish
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Android Compose Project will contains below folder structure
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And by default it will generate below code on your MainActivity.kt
package com.example.jetpackcomposeintro
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.material.MaterialTheme
import androidx.compose.material.Surface
import androidx.compose.material.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.tooling.preview.Preview
import com.example.jetpackcomposeintro.ui.theme.JetPackComposeIntroTheme
class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContent {
JetPackComposeIntroTheme {
// A surface container using the 'background' color from the theme
Surface(color = MaterialTheme.colors.background) {
Greeting("Android")
}
}
}
}
}
@Composable
fun Greeting(name: String) {
Text(text = "Hello $name!")
}
@Preview(showBackground = true)
@Composable
fun DefaultPreview() {
JetPackComposeIntroTheme {
Greeting("Android")
}
}
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To show Preview screen on Android studio we need to write@Preview and @Composable annotations to the function
@Preview(showBackground = true)
@Composable
fun DefaultPreview() {
JetPackComposeIntroTheme {
Greeting("Android")
}
}
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Let's run the application
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Conclusion: In this Android Jetpack Compose Tutorial, we learned how to create an Android project with Jetpack Compose.
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