Android编程实现TextView部分颜色变动的方法

public class StringHandleExampleActivity extends Activity {
  /** Called when the activity is first created. */
  private TextView textView;
  private String tempStr = "abcd12我的中古zx9yu5!f3,,";
  private StringBuffer sb;
  private List list;
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);
    sb = new StringBuffer();
    list = new ArrayList();
    textView = (TextView) findViewById(R.id.textView);
    for (int i = 0; i