多点触摸测试

public class MultiTouch extends Activity {
    protected LinearLayout sq1;
    protected LinearLayout sq2;
    protected LinearLayout sq3;
    protected LinearLayout sq4;

    protected String sqText = new String();
    protected String sq1Text = new String();
    protected String sq2Text = new String();
    protected String sq3Text = new String();

    private Handler handler = new Handler();

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        setViews();
        handler.postDelayed(mUpdateUITimerTask, 5000);
    }

    private final Runnable mUpdateUITimerTask = new Runnable() {
        public void run() {
            // do whatever you want to change here, like:
            updateTextField();
        }
    };

    private void updateTextField() {
        TextView view1 = (TextView) this.findViewById(R.id.logView);
        TextView view2 = (TextView) this.findViewById(R.id.logView1);
        TextView view3 = (TextView) this.findViewById(R.id.logView2);
        TextView view4 = (TextView) this.findViewById(R.id.logView3);


        //view1.append(sqText + "\n");
        view1.setText(sqText);
        view2.setText(sq1Text);
        view3.setText(sq2Text);
        view4.setText(sq3Text);

        handler.post(mUpdateUITimerTask);
    }

    private void setViews() {
         sq1 = (LinearLayout) this.findViewById(R.id.square1);
         sq2 = (LinearLayout) this.findViewById(R.id.square2);
         sq3 = (LinearLayout) this.findViewById(R.id.square3);
         sq4 = (LinearLayout) this.findViewById(R.id.square4);

         sq1.setOnTouchListener(new TouchListener());
         sq2.setOnTouchListener(new