1<?xml version="1.0" encoding="utf-8"?> 2<set xmlns:android="http://schemas.android.com/apk/res/android"> 3 <alpha 4 android:duration="800" 5 android:fromAlpha="0.26" 6 android:interpolator="@android:anim/linear_interpolator" 7 android:repeatCount="infinite" 8 android:repeatMode="reverse" 9 android:toAlpha="0.6"/> 10</set>