Android Ramesh

[03/09, 09:29] +91 96696 84556: main_activity.java
[03/09, 09:29] +91 96696 84556: xml_file
[03/09, 09:29] +91 96696 84556: package com.example.mybuttonapp;

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

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

public class MainActivity extends AppCompatActivity {
    //1 st create two variables (text and button)


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_main);
        Button button =findViewById(R.id.secondActivityButton);

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });
        // 2 nd step link created variables with RefID;
            button.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                  Intent intent = new Intent(MainActivity.this,SecondAcitivity.class);
                  startActivity( intent);
                }



            });

        // 3 rd step : Create action for button click;


    }


}
[03/09, 09:29] +91 96696 84556: =========
[03/09, 09:29] +91 96696 84556: <?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:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <Button
        android:id="@+id/secondActivityButton"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:autoSizeStepGranularity="@android:dimen/app_icon_size"
        android:text="GO TO MY SECOND ACTIVITY"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>
[03/09, 09:29] +91 96696 84556: package com.example.mybuttonapp;

import android.os.Bundle;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

public class SecondAcitivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_second_acitivity);
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });
    }
}
[03/09, 09:29] +91 96696 84556: secondActivity_xml