selector+shape

selector

<?xml version="1.0" encoding="utf-8"?>

<selector xmlns:android="http://schemas.android.com/apk/res/android" >

<item android:state_pressed="true"

android:drawable="@drawable/btn_grey_shape" />

<item android:state_enabled="false"

android:drawable="@drawable/btn_grey_shape" />

<item android:drawable="@drawable/btn_pink_shape"></item>

</selector>

shape

<?xml version="1.0" encoding="utf-8"?>

<shape xmlns:android="http://schemas.android.com/apk/res/android" >

<corners android:radius="@dimen/radius"/>

<solid android:color="@color/pink"/>

</shape>