Tugas PPB 6 Kontrol Input

TUGAS PPB 6

Membuat Aplikasi Kalkulator Sederhana

Nama: Fayyadh Hafizh

NRP : 5025201164

Kelas: PPB I

Link Github: Tugas 6

Halo temen-temen semuanya! Pada kesempatan kali ini, kita akan mencoba untuk membuat implementasi dari kalkulator sederhana menggunakan konsep state. Kode dan hasil implementasi dapat dilihat dibawah ini.

• Kode Implementasi Aplikasi

	package com.fydhfzh.simplecalculator
	import android.os.Bundle
	import android.widget.Toast
	import androidx.activity.ComponentActivity
	import androidx.activity.compose.setContent
	import androidx.compose.foundation.layout.Column
	import androidx.compose.foundation.layout.Row
	import androidx.compose.foundation.layout.Spacer
	import androidx.compose.foundation.layout.fillMaxSize
	import androidx.compose.foundation.layout.width
	import androidx.compose.material3.Button
	import androidx.compose.material3.MaterialTheme
	import androidx.compose.material3.Surface
	import androidx.compose.material3.Text
	import androidx.compose.material3.TextField
	import androidx.compose.runtime.Composable
	import androidx.compose.runtime.getValue
	import androidx.compose.runtime.mutableStateOf
	import androidx.compose.runtime.remember
	import androidx.compose.runtime.setValue
	import androidx.compose.ui.Modifier
	import androidx.compose.ui.tooling.preview.Preview
	import androidx.compose.ui.unit.dp
	import com.fydhfzh.simplecalculator.ui.theme.SimpleCalculatorTheme
	class MainActivity : ComponentActivity() {
	override fun onCreate(savedInstanceState: Bundle?) {
	super.onCreate(savedInstanceState)
	setContent {
	var num1 by remember {
	mutableStateOf("0")
	}
	var num2 by remember {
	mutableStateOf("0")
	}
	Column {
	TextField(value = num1, onValueChange = {
	num1 = it
	})
	TextField(value = num2, onValueChange = {
	num2 = it
	})
	Row {
	Button(onClick = {
	var result = num1.toInt() + num2.toInt()
	Toast.makeText(applicationContext, "Result is $result", Toast.LENGTH_SHORT).show()
	}) {
	Text(text = "Add")
	}
	Spacer(modifier = Modifier.width(16.dp))
	Button(onClick = {
	var result = num1.toInt() - num2.toInt()
	Toast.makeText(applicationContext, "Result is $result", Toast.LENGTH_SHORT).show()
	}) {
	Text(text = "Sub")
	}
	Spacer(modifier = Modifier.width(16.dp))
	Button(onClick = {
	var result = num1.toInt() * num2.toInt()
	Toast.makeText(applicationContext, "Result is $result", Toast.LENGTH_SHORT).show()
	}) {
	Text(text = "Mul")
	}
	Spacer(modifier = Modifier.width(16.dp))
	Button(onClick = {
	if(num2.toInt() == 0) {
	Toast.makeText(applicationContext, String.format("Result is undefined"), Toast.LENGTH_SHORT).show()
	}else{
	var result = num1.toFloat() / num2.toFloat()
	Toast.makeText(applicationContext, String.format("Result is %.3f", result), Toast.LENGTH_SHORT).show()
	}
	}) {
	Text(text = "Div")
	}
	}
	}
	}
	}
	}

view raw MainActivity.kt hosted with ❤ by GitHub

• Hasil