Shimmer Loading Effect

1/  Create A New Project . and Implement this Library

implementation 'com.facebook.shimmer:shimmer:0.5.0'

2/ Create a new row_userlist xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:padding="8dp"
    >


    <ImageView
        android:id="@+id/image"
        android:layout_width="150dp"
        android:layout_height="150dp"
        android:layout_centerInParent="true"
        android:src="@drawable/baseline_person_24"/>



    <TextView
        android:layout_marginTop="10dp"
        android:layout_width="190sp"
        android:layout_height="wrap_content"
        android:layout_below="@+id/image"
        android:layout_centerInParent="true"
        android:text="This is a person"
        android:textSize="20sp"
        android:background="#dddddd"/>


</RelativeLayout>

3/Another row_user_list_shimmer xml create

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:padding="8dp"
    >

<ImageView
    android:id="@+id/image"
    android:layout_width="150dp"
    android:layout_height="150dp"
    android:layout_centerInParent="true"
    android:src="#767676" />

<TextView
    android:layout_width="190sp"
    android:layout_height="wrap_content"
    android:layout_below="@+id/image"
    android:layout_centerInParent="true"
    android:layout_marginTop="10dp"
    android:background="#dddddd"
    android:text=""
    android:textSize="20sp" />

</RelativeLayout>

4/  Open activity_main xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
    android:orientation="vertical">

    <com.facebook.shimmer.ShimmerFrameLayout
        android:id="@+id/shimmer"
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <include layout="@layout/row_user_list_shimmer"/>
    </com.facebook.shimmer.ShimmerFrameLayout>

<LinearLayout
    android:id="@+id/linear"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <include layout="@layout/row_userlist"/>
</LinearLayout>




</RelativeLayout>

5/ java Activity 

package com.example.shimmerlayout;

import android.os.Bundle;
import android.os.Handler;
import android.view.View;
import android.widget.LinearLayout;

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

import com.facebook.shimmer.ShimmerFrameLayout;

public class MainActivity extends AppCompatActivity {

    ShimmerFrameLayout  shimmer;
    LinearLayout linear;

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

        shimmer= findViewById(R.id.shimmer);
        linear= findViewById(R.id.linear);

        linear.setVisibility(View.INVISIBLE);
        shimmer.startShimmer();

        Handler handler = new Handler();
        handler.postDelayed(()->{

            linear.setVisibility(View.VISIBLE);
            shimmer.stopShimmer();
            shimmer.setVisibility(View.INVISIBLE);
        }, 2000); // 2sec delay

    }
}

6/  Run and See The Outpot