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 background-color: transparent; margin: 0px; color: #2b91af; font-size: 14px; vertical-align: baseline; border-width: