2025-10-29 09:40:43 +07:00

71 lines
2.3 KiB
Kotlin

package com.example.myapplication
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.activity.enableEdgeToEdge
import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.padding
import androidx.compose.material3.Scaffold
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.tooling.preview.Preview
import com.example.myapplication.ui.theme.MyApplicationTheme
class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
enableEdgeToEdge()
setContent {
MyApplicationTheme {
Scaffold(
modifier = Modifier.fillMaxSize()
) { innerPadding -> // <-- gunakan innerPadding
// letakkan Box/Surface agar background dan padding saling berurutan
Box(
modifier = Modifier
.fillMaxSize()
.background(Color(0xFF0D47A1)) // contoh biru gelap; bisa pake Color.Blue juga
.padding(innerPadding) // <-- pakai innerPadding di sini
) {
Greeting(
name = "Android",
modifier = Modifier // kalau mau beri margin/padding lagi, tambahkan di sini
)
}
}
}
}
}
}
@Composable
fun Greeting(name: String, modifier: Modifier = Modifier) {
Text(
text = "Hello $name!",
color = Color.White,
modifier = modifier
)
}
@Preview(showBackground = true)
@Composable
fun GreetingPreview() {
MyApplicationTheme {
Scaffold(modifier = Modifier.fillMaxSize()) { innerPadding ->
Box(
modifier = Modifier
.fillMaxSize()
.background(Color(0xFF0D47A1))
.padding(innerPadding)
) {
Greeting("Lalu Angga")
}
}
}
}