Tugas 5 - PPB

 Nama : Yusron Nugroho Aji

NRP : 5025201138

Tugas 5

Tugas ini yaitu membuat halaman login sederhana menggunakan Kotlin dan dibantu dengan Jetpack Compose. Berikut adalah hasil pengerjaan yang telah saya lakukan.

Pada LoginScreen.kt

package com.example.mylogin

import android.util.Log
import androidx.compose.foundation.Image
import androidx.compose.foundation.clickable
import androidx.compose.foundation.layout.Arrangement
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.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.material3.Button
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.material3.OutlinedTextField
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.*
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.text.input.PasswordVisualTransformation
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp

@OptIn(ExperimentalMaterial3Api::class)
@Composable
fun LoginScreen () {

    var email by remember {
        mutableStateOf("")
    }

    var password by remember {
        mutableStateOf("")
    }

    Column(
        modifier = Modifier.fillMaxSize(),
        verticalArrangement = Arrangement.Center,
        horizontalAlignment = Alignment.CenterHorizontally
    ) {
        Image(painter = painterResource(id = R.drawable.bg), contentDescription = "Login Image",
            modifier = Modifier.size(200.dp))
        Text(text = "Welcome Back", fontSize = 28.sp, fontWeight = FontWeight.Bold)

        Spacer(modifier = Modifier.height(4.dp))

        Text(text = "Login to your account")

        Spacer(modifier = Modifier.height(16.dp))

        OutlinedTextField(value = email , onValueChange = {
            email = it }, label = {
            Text(text = "Email address")
        })

        Spacer(modifier = Modifier.height(16.dp))

        OutlinedTextField(value = password , onValueChange = {
            password = it }, label = {
            Text(text = "Password")
        }, visualTransformation = PasswordVisualTransformation())

        Spacer(modifier = Modifier.height(16.dp))

        Button(onClick = {
            Log.i("Credential", "Email : $email Password : $password")
        }) {
            Text(text = "Login")
        }

        Spacer(modifier = Modifier.height(32.dp))

        Text(text = "Forgot Password?", modifier = Modifier.clickable {  })

        Spacer(modifier = Modifier.height(32.dp))

        Text(text = "Or sign in with")

        Row (
            modifier = Modifier.fillMaxWidth().padding(40.dp),
            horizontalArrangement = Arrangement.SpaceEvenly
        ){

            Image(painter = painterResource(id = R.drawable.facebook),
                contentDescription = "Facebook",
                modifier = Modifier
                    .size(60.dp)
                    .clickable {

                    })

            Image(painter = painterResource(id = R.drawable.google), contentDescription = "Google",
                modifier = Modifier
                    .size(60.dp)
                    .clickable {

                    })

            Image(painter = painterResource(id = R.drawable.twitter),
                contentDescription = "Twitter",
                modifier = Modifier
                    .size(60.dp)
                    .clickable {

                    })
        }

    }
}


@Preview(showBackground = true, showSystemUi = true, name = "My Preview" )
@Composable

fun LoginScreenPreview(){
    LoginScreen()
}

Pada LoginScreen.kt

package com.example.mylogin

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.material3.MaterialTheme
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.mylogin.ui.theme.MyLoginTheme

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            LoginScreen()
        }
    }
}