Button To New Activity Android Studio Code - Androidpro.in

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
    android:orientation="vertical"
    android:gravity="center"
    tools:context=".MainActivity">

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button One"
        android:textSize="26dp"
        android:textStyle="bold"
        android:textColor="@color/black"
        android:layout_margin="5dp"
        android:id="@+id/button1"/>

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button Two"
        android:textSize="26dp"
        android:layout_margin="5dp"
        android:textStyle="bold"
        android:textColor="@color/black"
        android:id="@+id/button2"/>

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button Three"
        android:textSize="26dp"
        android:layout_margin="5dp"
        android:textStyle="bold"
        android:textColor="@color/black"
        android:id="@+id/button3"/>

</LinearLayout>

ActivityMain.Java

package in.app.androidpro.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {

    private Button button1, button2,button3;

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

        button1 = findViewById(R.id.button1);
        button2 = findViewById(R.id.button2);
        button3 = findViewById(R.id.button3);

        button1.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent = new Intent(MainActivity.this,MainActivity2.class);
                startActivity(intent);
            }
        });

        button2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent1 = new Intent(MainActivity.this,MainActivity3.class);
                startActivity(intent1);
            }
        });

        button3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent intent2 = new Intent(MainActivity.this,MainActivity4.class);
                startActivity(intent2);
            }
        });
    }
}