click selectable in androiod

1<?xml version="1.0" encoding="utf-8"?>
2 <selector xmlns:android="http://schemas.android.com/apk/res/android">
3     <item android:state_pressed="true"
4           android:color="#000000" /> <!-- pressed -->
5     <item android:state_focused="true"
6           android:color="#000000" /> <!-- focused -->
7     <item android:color="#FFFFFF" /> <!-- default -->
8 </selector>