how to set width which is equal to another widget on android

Question

I need to draw a horizontal line below a text field such that the width of the line equals the text width (not the width of the full screen).

In my app I have a textview

Answer 1

Use RelativeLayout and use these two attribute in horizontal line view

 android:layout_alignLeft="@+id/textView1"     android:layout_alignRight="@+id/textView1"