cursos-android/vitamio/res/layout/mediacontroller.xml

<?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="74dp"
    android:background="@color/mediacontroller_bg"
    android:orientation="vertical" >

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal" >

        <ImageButton
            android:id="@+id/mediacontroller_play_pause"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginLeft="5dp"
            android:background="@drawable/mediacontroller_button"
            android:contentDescription="@string/mediacontroller_play_pause"
            android:src="@drawable/mediacontroller_pause" />

        <TextView
            android:id="@+id/mediacontroller_time_current"
            style="@style/MediaController_Text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_marginLeft="5dp"
            android:layout_toRightOf="@id/mediacontroller_play_pause" />

        <TextView
            android:id="@+id/mediacontroller_time_total"
            style="@style/MediaController_Text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentRight="true"
            android:layout_centerVertical="true"
            android:layout_marginRight="5dp" />

        <SeekBar
            android:id="@+id/mediacontroller_seekbar"
            style="@style/MediaController_SeekBar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:layout_toLeftOf="@id/mediacontroller_time_total"
            android:layout_toRightOf="@id/mediacontroller_time_current"
            android:focusable="true"
            android:max="1000" />
    </RelativeLayout>

    <TextView
        android:id="@+id/mediacontroller_file_name"
        style="@style/MediaController_Text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="5dp"
        android:ellipsize="marquee"
        android:singleLine="true" />

</LinearLayout>