求救。。CoordinatorLayout 里面的 viewpager 显示不完全会溢出屏幕。。而且 toolbar 的自动隐藏效果也失效了。。

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/drawer"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
android:orientation="vertical">

<android.support.design.widget.CoordinatorLayout
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"
app:expanded="true">

<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:background="#FFFAFA"
android:title="@string/v2ex"
app:contentInsetLeft="0dp"
app:contentInsetStart="0dp"
app:layout_scrollFlags="scroll|enterAlways"
app:popupTheme="@style/AppTheme">

</android.support.v7.widget.Toolbar>

<android.support.design.widget.TabLayout
android:id="@+id/table"
android:layout_width="match_parent"
android:layout_height="30dp"
app:layout_scrollFlags="scroll|enterAlways"
app:paddingEnd="10dp"
app:paddingStart="10dp"
app:tabGravity="fill"
app:tabIndicatorColor="#FF6EB4"
app:tabMode="scrollable"
app:tabSelectedTextColor="#000000">

</android.support.design.widget.TabLayout>
</android.support.design.widget.AppBarLayout>

<android.support.v4.view.ViewPager
android:id="@+id/Home_viewPager"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior">

</android.support.v4.view.ViewPager>
</android.support.design.widget.CoordinatorLayout>

</LinearLayout>

<android.support.design.widget.NavigationView
android:id="@+id/ngv"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
android:layout_marginRight="20dp"
android:popupTheme="@style/ThemeOverlay.AppCompat.Light"
android:scrollbars="none"
app:headerLayout="@layout/ngv_headr"
app:menu="@menu/nav_menu"
app:theme="@style/ThemeOverlay.AppCompat.ActionBar">

</android.support.design.widget.NavigationView>

</android.support.v4.widget.DrawerLayout>