progressbar

Progress bar are used at the time of loading data from the server it is very simple to apply progress bars.The code for the same is given below

Xml code

<ProgressBar  

  android:layout_width="wrap_content"

  android:layout_height="wrap_content"  

  android:id="@+id/progress"   

  app:layout_constraintTop_toTopOf="parent"  

  app:layout_constraintLeft_toLeftOf="parent"  

  app:layout_constraintRight_toRightOf="parent"  

  app:layout_constraintBottom_toBottomOf="parent"/>

Javacode

Intialization

ProgressBar progressBar;



Typecating

progressBar=findViewById(R.id.progress);


Setting visibility


progressBar.setVisibility(View.VISIBLE);