sheishuoAPP/app/res/layout/friends_phone_contacts.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">

    <android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <com.sheishuo.app.common.views.BaseToolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="@dimen/action_bar_height"
            style="@style/fullToolbarStyle"/>
    </android.support.design.widget.AppBarLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:padding="8dp"
        android:background="@color/grey_light_light">
        <EditText
            android:id="@+id/friends_phone_contacts_search_ET"
            android:layout_width="300dp"
            android:layout_height="wrap_content"
            android:background="@drawable/shape_edittext_rc_solid_bg_white"
            android:hint="搜索用户名或ID"
            android:textColorHint="@color/grey_light_light"
            android:gravity="center"
            android:padding="4dp"
            android:maxLines="1"
            android:singleLine="true"/>
    </LinearLayout>

    <android.support.v7.widget.RecyclerView
        android:id="@+id/recyclerview"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        />
</LinearLayout>