Question Detail

scroll view can be applied to direct child what does this mean?

<?xml version="2.0" encoding="utf-8"?>
<LinearLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context="com.yaadsay.Notification_Settings"
    android:orientation="vertical">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="?actionBarSize"
        >
        <TextView
            style="@style/actionbar1"
            android:layout_width="match_parent"
            android:layout_height="?actionBarSize"
            />
    </LinearLayout>
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:padding="10dp"

        >
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">
        <TextView
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            style="@style/textsize"
            android:text="GROUPS AND FRIENDS"
               />
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="When someone adds me to a group"
                android:layout_weight="1"
                android:gravity="center_vertical"
                style="@style/Label_text_color"
                />
            <ImageButton

                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
            style="@style/notification_image_button"



                 />


        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="When someone adds me as a friend"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"


                />
                </LinearLayout>


</LinearLayout>
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">
        <TextView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            style="@style/textsize"
            android:text="Expenses"
            android:textAllCaps="true"
            />
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="when a bill is edited/deleted"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"


                />


        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="When someone comments on the bill"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"


                />
        </LinearLayout>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="When a bill is due"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"
                />
        </LinearLayout>
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="When someome pays me"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"

                />
        </LinearLayout>

    </LinearLayout>
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical">
        <TextView
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            style="@style/textsize"
            android:text="NEWS AND UPDATES"

            />
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="Monthly summary of my activity"
                android:gravity="center_vertical"
                android:layout_weight="1"
                style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"

                               />


        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="horizontal"
            >
            <TextView
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:text="Major Yaadsay news and updates"
                android:gravity="center_vertical"
                android:layout_weight="1"
style="@style/Label_text_color"
                />
            <ImageButton
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                style="@style/notification_image_button"

                                />
        </LinearLayout>


    </LinearLayout>
    
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:textColor="#fdfafa"
        android:text="Save Changes"
        android:paddingRight="20dp"
        android:paddingLeft="20dp"
        style="@style/textsize"
        android:background="#f2692f"
        android:textAllCaps="false"
        />
    </LinearLayout>
    </ScrollView>

    </LinearLayout>