Layouts not visible despite the views being set to VIEW.VISIBLE - android-layout

Question

I have a working map fragment with a working navigation drawer in it.The 2 linear layouts are not visible despite being set to visible in the xml.Kind give me some help.what would be hiding those layouts?Where can i place for them to work.
I have tried a few solutions on line but none seemed to do the trick for me.
<FrameLayout
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:id="#+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="top"
android:orientation="vertical"
android:padding="5dp"
android:weightSum="0">
<Button
android:id="#+id/CanelRide"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Cancel Ride"
android:visibility="visible" />
</LinearLayout>
<LinearLayout
android:id="#+id/customerInfo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:background="#color/white"
android:orientation="horizontal"
android:padding="10dp"
android:visibility="visible">
<ImageView
android:id="#+id/customerProfileImage"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_margin="5dp"
android:padding="20sp"
android:src="#drawable/mainicon" />
<TextView
android:id="#+id/customerName"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="3dp"
android:layout_marginTop="2dp"
android:gravity="left"
android:paddingBottom="3dp"
android:paddingLeft="5dp"
android:paddingRight="3dp"
android:text="Both Names"
android:textColor="#color/black"
android:textSize="19dp" />
</LinearLayout>
<android.support.v4.widget.DrawerLayout
android:id="#+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
tools:openDrawer="start">
<android.support.design.widget.NavigationView
android:id="#+id/nav_view"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
android:fitsSystemWindows="true"
app:headerLayout="#layout/driver_nav_header"
app:menu="#menu/driver_menu">
</android.support.design.widget.NavigationView>
<android.support.design.widget.AppBarLayout
android:id="#+id/appBarLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#color/black">
<fragment
android:id="#+id/map"
android:name="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
</android.support.design.widget.AppBarLayout>
</android.support.v4.widget.DrawerLayout>

Answer 1

Try to use the below layout, I have changed frame layout as child & drawer layout as parent
<android.support.v4.widget.DrawerLayout
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:id="#+id/drawer_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
tools:openDrawer="start">
<FrameLayout
android:id="#+id/main"
android:layout_width="match_parent"
android:layout_height="match_parent">
<fragment
android:id="#+id/map"
android:name="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="top"
android:orientation="vertical"
android:padding="5dp"
android:weightSum="0">
<Button
android:id="#+id/CanelRide"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Cancel Ride"
android:visibility="visible" />
</LinearLayout>
<LinearLayout
android:id="#+id/customerInfo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:background="#color/white"
android:orientation="horizontal"
android:padding="10dp"
android:visibility="visible">
<ImageView
android:id="#+id/customerProfileImage"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_margin="5dp"
android:padding="20sp"
android:src="#drawable/mainicon" />
<TextView
android:id="#+id/customerName"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="3dp"
android:layout_marginTop="2dp"
android:gravity="left"
android:paddingBottom="3dp"
android:paddingLeft="5dp"
android:paddingRight="3dp"
android:text="Both Names"
android:textColor="#color/black"
android:textSize="19dp" />
</LinearLayout>
<android.support.design.widget.NavigationView
android:id="#+id/nav_view"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="start"
android:fitsSystemWindows="true"
app:headerLayout="#layout/driver_nav_header"
app:menu="#menu/driver_menu"/>
<android.support.design.widget.AppBarLayout
android:id="#+id/appBarLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#color/black"/>
</FrameLayout>
</android.support.v4.widget.DrawerLayout>