berict/Tapad

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              xmlns:app="http://schemas.android.com/apk/res-auto"
              android:id="@+id/toolbar"
              android:layout_width="match_parent"
              android:layout_height="56dp"
              android:layout_alignParentBottom="true"
              android:background="@color/colorAccent"
              android:elevation="4dp"
              android:gravity="center"
              android:orientation="horizontal"
              android:visibility="gone"
              android:weightSum="4">

    <RelativeLayout
        android:id="@+id/toolbar_info"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?selectableItemBackgroundBorderless"
        android:clickable="true"
        android:padding="16dp">

        <ImageView
            android:layout_width="28dp"
            android:layout_height="28dp"
            app:srcCompat="@drawable/ic_info_white"/>
    </RelativeLayout>

    <RelativeLayout
        android:id="@+id/toolbar_preset"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?selectableItemBackgroundBorderless"
        android:clickable="true"
        android:padding="16dp">

        <ImageView
            android:layout_width="28dp"
            android:layout_height="28dp"
            app:srcCompat="@drawable/ic_music_white"/>
    </RelativeLayout>

    <RelativeLayout
        android:id="@+id/toolbar_tutorial"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?selectableItemBackgroundBorderless"
        android:clickable="true"
        android:padding="16dp">

        <ImageView
            android:id="@+id/toolbar_tutorial_icon"
            android:layout_width="28dp"
            android:layout_height="28dp"
            app:srcCompat="@drawable/ic_tutorial_white"/>
    </RelativeLayout>

    <RelativeLayout
        android:id="@+id/toolbar_settings"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:background="?selectableItemBackgroundBorderless"
        android:clickable="true"
        android:padding="16dp">

        <ImageView
            android:layout_width="28dp"
            android:layout_height="28dp"
            app:srcCompat="@drawable/ic_settings_white"/>
    </RelativeLayout>

</LinearLayout>