Latihan Membuat Set Dan Get Pada Android

 

Activity main:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <TextView
        android:id="@+id/textView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/black"
        android:padding="10dp"
        android:text="Nanda Saputra"
        android:textAlignment="center"
        android:textColor="#fff"
        android:textSize="20dp"
        android:textStyle="bold"
        app:layout_constraintBaseline_toTopOf="parent"
        tools:layout_editor_absoluteX="0dp"
        tools:layout_editor_absoluteY="0dp" />

    <EditText
        android:id="@+id/txtNama"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Nama : "
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="50dp"
        />
    <EditText
        android:id="@+id/txtJurusan"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Jurusan : "
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="100dp"
        />
    <EditText
        android:id="@+id/txtkelas"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="kelas : "
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="150dp"
        />

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="200dp"
        android:layout_marginRight="50dp"
        android:onClick="cek"
        android:text="Simpan"
        app:backgroundTint="#FF5722"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="OnClick" />




    <TextView
        android:id="@+id/lblNama"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Nama :"
        android:textSize="20dp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="250dp"
        />
    <TextView
        android:id="@+id/lblJurusan"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Jurusan :"
        android:textSize="20dp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="300dp"
        />
    <TextView
        android:id="@+id/lblKelas"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="kelas :"
        android:textSize="20dp"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="350dp"
        />



</androidx.constraintlayout.widget.ConstraintLayout>

Main activity:

package com.example.rpl1;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

    public void cek(View view) {
        EditText Nama = findViewById(R.id.txtNama);
        TextView setNama = findViewById(R.id.lblNama);

        EditText Jurusan = findViewById(R.id.txtJurusan);
        TextView setJurusan = findViewById(R.id.lblJurusan);

        EditText Kelas = findViewById(R.id.txtkelas);
        TextView setKelas = findViewById(R.id.lblKelas);

        String getNama =Nama.getText().toString();
        String getJurusan =Jurusan.getText().toString();
        String getKelas =Kelas.getText().toString();

        setNama.setText(getNama);
        setJurusan.setText(getJurusan);
        setKelas.setText(getKelas);

    }
}