Markup xml is as follows.
<?xml version="1.0" encoding="utf-8"?> <android.support.design.widget.CoordinatorLayout android:id="@+id/main_content" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:fitsSystemWindows="true" tools:context="com.shop.a1.collapsing.activities.MainPageActivity" xmlns:android="http://schemas.android.com/apk/res/android"> <RelativeLayout android:layout_height="match_parent" android:layout_width="match_parent" xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools"> <android.support.design.widget.AppBarLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignParentTop="true" android:id="@+id/app_bar" app:layout_scrollFlags="scroll|enterAlways" app:layout_behavior="com.shop.a1.collapsing.data.ScrollAwareAppBarBehavior"> <android.support.design.widget.CollapsingToolbarLayout android:id="@+id/toolbar_layout" android:layout_width="match_parent" android:layout_height="match_parent" android:fitsSystemWindows="true" app:contentScrim="?attr/colorPrimary" app:layout_scrollFlags="scroll|enterAlwaysCollapsed"> <android.support.v7.widget.Toolbar android:id="@+id/toolbar" android:layout_width="match_parent" android:layout_height="?attr/actionBarSize" app:layout_collapseMode="pin"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_horizontal" app:layout_scrollFlags="scroll|snap" android:weightSum="5" android:paddingRight="8dp"> <ImageView android:layout_width="wrap_content" android:layout_height="match_parent" android:src="@mipmap/glass" android:scaleX="0.8" android:scaleY="0.8" android:id="@+id/glass" android:layout_weight="1"/> <TextView android:layout_width="match_parent" android:layout_height="match_parent" android:text="Shop" android:textColor="#AAAAAA" android:id="@+id/app_name" android:gravity="center" android:textSize="18sp" android:layout_weight="3"/> <ImageView android:layout_width="wrap_content" android:layout_height="match_parent" android:src="@mipmap/bag" android:scaleX="0.8" android:scaleY="0.8" android:id="@+id/bag" android:layout_weight="1"/> </LinearLayout> </android.support.v7.widget.Toolbar> </android.support.design.widget.CollapsingToolbarLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal" android:background="#ffffff" android:weightSum="4" app:layout_scrollFlags="scroll|exitUntilCollapsed"> <android.support.design.widget.TabLayout android:id="@+id/tabs" android:layout_width="wrap_content" android:layout_height="match_parent" android:layout_marginLeft="16dp" android:layout_marginRight="16dp" android:background="#ffffff" android:layout_weight="3" android:layout_gravity="center_horizontal"/> <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:orientation="horizontal" android:background="#f94536" android:paddingLeft="12dp" android:layout_weight="1" android:gravity="center_horizontal" android:id="@+id/catalog"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Каталог" android:layout_gravity="center" android:paddingRight="4dp" android:textColor="#ffffff"/> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:src="@mipmap/fourtht" android:paddingLeft="4dp"/> </LinearLayout> </LinearLayout> </android.support.design.widget.AppBarLayout> <android.support.v4.view.ViewPager android:id="@+id/container" android:layout_width="match_parent" android:layout_height="wrap_content" app:layout_behavior="@string/appbar_scrolling_view_behavior" android:layout_below="@+id/app_bar" android:layout_above="@+id/bottom_nav_view"/> <fragment android:layout_width="match_parent" android:layout_height="wrap_content" android:id="@+id/bottom_nav_view" android:layout_alignParentBottom="true" android:name="com.mobishop.a1.collapsing.BottomNavigationViewFragment" app:layout_behavior="@string/appbar_scrolling_view_behavior" /> </RelativeLayout> </android.support.design.widget.CoordinatorLayout> 