How to set the Android progressbar's height?

Question

My activity_main.xml is below, as you see, the height is set 40 dip.

And in MyEclipse, it looks like below:

Answer 1

Many solution here with lot of upvotes didn't work for me, even the accepted answer. I solved it by setting the scaleY, but isn't a good solution if you need too much height because the drawable comes pixelated.

Programmatically:

---

progressBar.setScaleY(2f);

XML Layout:

---

android:scaleY="2"