1<?xml version="1.0" encoding="utf-8"?> 2<set xmlns:android="http://schemas.android.com/apk/res/android" 3 > 4 <scale 5 android:interpolator="@android:interpolator/overshoot" 6 android:fromXScale="0.7" android:toXScale="1.0" 7 android:fromYScale="0.7" android:toYScale="1.0" 8 android:pivotX="50%" android:pivotY="50%" 9 android:duration="@android:integer/config_shortAnimTime" /> 10 <alpha 11 android:interpolator="@android:interpolator/decelerate_quad" 12 android:fromAlpha="0.0" android:toAlpha="1.0" 13 android:duration="@android:integer/config_shortAnimTime" /> 14</set> 15