android下拉弹出动画

<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
    android:interpolator="@android:anim/accelerate_interpolator">

    <translate
    android:duration="300"
    android:toYDelta="0"
    android:fromYDelta="-100%"
    android:fillAfter="true"/>

</set>