Bar :ProgressBar,SeekBar,RatingBar

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="fill_parent"
    android:layout_height="fill_parent">
 
    <ProgressBar
        style="?android:attr/progressBarStyleHorizontal"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        android:max="100"
        android:progress="20"
        android:secondaryProgress="50"/>
 
    <SeekBar
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        android:progress="20" />
 
    <RatingBar
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        android:numStars="5"
        android:rating="1.5"
        android:stepSize="0.5"/>
</LinearLayout>