tugas1_mobile_programming/MainActivity.kt

package com.example.helloworld

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import com.example.helloworld.ui.theme.HelloWorldTheme
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.unit.dp
import androidx.compose.foundation.layout.padding
import androidx.compose.ui.text.style.TextAlign

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContent {
            HelloWorldTheme {
                Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
                    Greeting(
                        name = "Android",
                        modifier = Modifier.padding(innerPadding)
                    )
                }
            }
        }
    }
}

@Composable
fun Greeting(name: String, modifier: Modifier = Modifier) {
    Surface(color = Color.Green) {
        androidx.compose.foundation.layout.Column(
            modifier = modifier.padding(24.dp)
        ) {
            Text(
                text = "Hello, $name!",
                textAlign = TextAlign.Justify
            )
            Text(
                text = "Mobile Programming 25/26.",
                textAlign = TextAlign.Justify
            )
        }
    }
}


@Preview(showBackground = true)
@Composable
fun GreetingPreview() {
    HelloWorldTheme {
        Greeting("Rafi Fattan")
    }
}