setting transparency to buttons in android

Question

I want to make Buttons with different transparency levels in android.I have used \"@android:color/transparent\". But it makes the button 100% transparent. I need a

Answer 1

Setting the android:alpha property for button will help... Set the colour you want and then set the alpha property.

android:color="#e5e5e5"    
android:alpha="0.25"

0.25 means 25%