Android跑马灯

<TextView android:layout_width="100px" android:layout_height="wrap_content"

android:text="234254fadfadffadfadfgfhdgfhjhfjhfjhjfhjfhjfhjfhjtyteytryet"

android:marqueeRepeatLimit="marquee_forever" android:ellipsize="marquee"

android:scrollHorizontally="true" android:focusableInTouchMode="true"

android:focusable="true"></TextView>