Notification in Android Application.

Hello friends
welcome to the CodersArt.
This is an example of notification in android, let's take a look.

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="MainActivity">
    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:text="Notification Demo"
        android:textSize="30dp" />
    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/textView1"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="48dp"
        android:text="CodersArt"
        android:textSize="30dp" />
    <Button
        android:id="@+id/btn_notification"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/name"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="62dp"
        android:text="Notification" />
</RelativeLayout>

MainActivity.java


public class MainActivity extends AppCompatActivity {
    Button btn_notification;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        btn_notification = (Button)findViewById(R.id.btn_notification);
        btn_notification.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                sendNotification();
            }
        });
    }
    private void sendNotification() {
        NotificationCompat.Builder builder =
                new NotificationCompat.Builder(this)
                        .setSmallIcon(R.drawable.ic_launcher_background)
                        .setContentTitle("Notifications Demo")
                        .setContentText("Welcome To the CodersArt");
        Intent notificationIntent = new Intent(this, MainActivity.class);
        PendingIntent contentIntent = PendingIntent.getActivity(this, 0, notificationIntent,
                PendingIntent.FLAG_UPDATE_CURRENT);
        builder.setContentIntent(contentIntent);

        NotificationManager manager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
        manager.notify(0, builder.build());
    }
}








output:-