Android常用UI编程_TextView实现跑马灯效果

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

    <!-- android:singleLine="true"表示只能单行显示 -->
    <!-- android:ellipsize="marquee"表示字幕效果 -->
    <!-- android:marqueeRepeatLimit="marquee_forever"表示一直重复 -->
    <TextView android:id="@+id/textview" android:layout_width="fill_parent"
        android:layout_height="wrap_content" android:singleLine="true"
        android:ellipsize="marquee" android:marqueeRepeatLimit="marquee_forever"
        android:focusable="true" android:background="#FFFFFF"
        android:textColor="#000" android:textSize="20dp"
        android:focusableInTouchMode="true"
        android:layout_margin="10dp" android:padding="10dp"></TextView>
</LinearLayout>

 1 public class Main extends Activity {
 2     /** Called when the activity is first created. */
 3     private TextView textView1;
 4 
 5     @Override
 6     public void onCreate(Bundle savedInstanceState) {
 7         super.onCreate(savedInstanceState);
 8         setContentView(R.layout.main);
 9         textView1 = (TextView) this.findViewById(R.id.textview);
10 
11         String html = "中新网10月10日电 据外电报道，美国科学家罗伯特J。<a href='http://www.baidu.com'>勒夫科维兹</a>(Robert J. Lefkowitz)与布莱恩·K·卡比尔卡(Brian K. Kobilka)因在G蛋白偶联受体方面的研究获得2012年诺贝尔化学奖。";
12         CharSequence charSequence = Html.fromHtml(html);
13         textView1.setText(charSequence);
14         textView1.setMovementMethod(LinkMovementMethod.getInstance());
15 
16     }
17 }