RecyclerVIew实现悬浮吸顶效果

<?xml version="1.0" encoding="utf-8"?><FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"  android:layout_width="match_parent"  android:layout_height="match_parent">  <android.support.v7.widget.RecyclerView    android:id="@+id/recycle"    android:layout_width="match_parent"    android:layout_height="match_parent" />  <TextView    android:id="@+id/tv_sticky_header_view"    android:layout_width="match_parent"    android:layout_height="50dp"    android:background="#EFFAE7"    android:gravity="center"    android:text="吸顶文本1" />  <!--<include layout="@layout/layout_sticky_header_view"/>--></FrameLayout>