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Practical 17

The document contains an XML file defining a ConstraintLayout and a Java file with an activity that logs the activity lifecycle methods as they are called.

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shahidhakim0992
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13 views2 pages

Practical 17

The document contains an XML file defining a ConstraintLayout and a Java file with an activity that logs the activity lifecycle methods as they are called.

Uploaded by

shahidhakim0992
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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XML FILE:

<?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">

</androidx.constraintlayout.widget.ConstraintLayout>

JAVA FILE:

package com.example.myapplication;

import androidx.appcompat.app.AppCompatActivity;

import android.util.Log;

import android.os.Bundle;

public class MainActivity extends AppCompatActivity{

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

Log.d("lifecycle","onCreate invoked by meena talele");

protected void onStart(){

super.onStart();

Log.i("lifecycle","onStart invoked");

}
protected void onResume(){

super.onResume();

Log.v("lifecycle","onResume invoked");

protected void onPause() {

super.onPause();

Log.d("lifecycle", "onPause invoked");

protected void onStop(){

super.onStop();

Log.d("lifecycle","onStop invoked");

protected void onRestart(){

super.onRestart();

Log.d("lifecycle","onRestart invoked");

protected void onDestroy(){

super.onDestroy();

Log.d("lifecycle","onDestroy invoked");

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