У меня CoordinatorLayout с NestedScrollView и CollapsingToolbarLayout. Я помещаю в CollapsingToolbarLayout все, что я хочу сначала показать на экране, а затем добавить NestedScrollView, чтобы показать больше контента, но NestedScrollView не отображается на экране.
Вот мой XML-макет
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:fitsSystemWindows="true"
android:clipToPadding="false"
android:background="?android:attr/colorBackground"
android:id="@+id/viewuserProfileMain"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.design.widget.AppBarLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true">
<android.support.design.widget.CollapsingToolbarLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<RelativeLayout
android:id="@+id/relativeParent"
android:layout_width="match_parent"
android:layout_height="match_parent">
<ImageView
android:id="@+id/upCoverPhoto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/redName"/>
<!--PUT TOOLBAR HERE-->
<RelativeLayout
android:id="@+id/upDetails"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/diagonal_cut_layerlist"
android:elevation="12dp"
android:translationZ="12dp"
android:layout_marginLeft="15dp"
android:layout_marginRight="15dp"
android:layout_marginTop="115dp">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="115dp"
android:layout_marginRight="10dp"
android:gravity="end"
android:orientation="horizontal">
<Button
android:id="@+id/Button_FollowFriends"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
style="@style/AppButton"
android:text="Follow"
/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<de.hdodenhof.circleimageview.CircleImageView
android:id="@+id/profilePicture_Cut"
android:layout_width="80dp"
android:layout_height="80dp"
android:src="@drawable/baby"
app:civ_border_width="2dp"
app:civ_border_color="@color/primary"
android:layout_marginTop="85dp"
android:layout_marginLeft="15dp"/>
<TextView
android:id="@+id/upUserName"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/secondary_text"
android:layout_marginTop="10dp"
android:textSize="28sp"
android:layout_marginLeft="10dp"
android:text="Susan Ledger"/>
<TextView
android:id="@+id/upUserCity"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:drawableLeft="@drawable/home"
android:drawablePadding="5dp"
android:layout_marginTop="5dp"
android:layout_marginLeft="10dp"
android:textSize="18sp"
android:textColor="@color/secondary_text"
android:text="Delhi,India"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="15dp"
android:gravity="center"
android:orientation="horizontal"
android:weightSum="3">
<Button
android:id="@+id/Button_AddFriend"
android:layout_width="0dp"
android:layout_height="wrap_content"
style="@style/AppButton"
android:text="Add Friend"
android:layout_weight="1"/>
<Button
android:id="@+id/Button_RejectRequest"
android:layout_width="0dp"
android:layout_height="wrap_content"
style="@style/AppButton"
android:text="Reject"
android:layout_weight="1"/>
<Button
android:id="@+id/Button_MessageFriend"
android:layout_width="0dp"
android:layout_height="wrap_content"
style="@style/AppButton"
android:text="Message"
android:layout_weight="1"/>
</LinearLayout>
</LinearLayout>
</RelativeLayout>
</RelativeLayout>
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<android.support.v4.widget.NestedScrollView
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/up_NestedScrollView"
android:fillViewport="true"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior">
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="5dp"
android:paddingRight="5dp"
>
<!--To show tab on top of view pager-->
<android.support.design.widget.TabLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:tabMode="scrollable"
app:tabTextColor="@color/place_autocomplete_prediction_primary_text_highlight"
app:tabSelectedTextColor="@color/primary_text"
app:tabIndicatorColor="@color/primary_light"
android:id="@+id/up_Viewpager_Tab">
</android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@id/userProfile_Viewpager_Tab"
android:id="@+id/up_Viewpager_ViewPager">
</android.support.v4.view.ViewPager>
</RelativeLayout>
</android.support.v4.widget.NestedScrollView>
</android.support.design.widget.CoordinatorLayout>