<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="40dp"
        android:orientation="horizontal">

        <TextView
            android:id="@+id/title"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:gravity="center_vertical"
            android:maxLength="4"
            android:maxLines="1"
            android:paddingStart="15dp"
            android:paddingEnd="15dp"
            android:textColor="#ffffffff"
            android:textSize="14sp" />

        <ImageView
            android:id="@+id/dismiss"
            android:layout_width="40dp"
            android:layout_height="match_parent"
            android:layout_marginEnd="10dp"
            android:src="@mipmap/dismiss_knowledge" />

    </LinearLayout>


    <ExpandableListView
        android:id="@+id/expandableListView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" />

</LinearLayout>