android之滑屏

<LineLayout>

<ViewFlipper android:id="@+id/ViewFlipper"
  android:layout_width="fill_parent" android:layout_height="fill_parent">
  <AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical" android:layout_width="fill_parent"
   android:layout_height="fill_parent">
   <TextView android:text="第 1 页"
    android:textSize="35dp"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_x="115dp"
    android:layout_y="20dp"/>
  </AbsoluteLayout>
  <AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical" android:layout_width="fill_parent"
   android:layout_height="fill_parent">
   <TextView android:text="第 2 页"
    android:textSize="35dp"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_x="120dp"
    android:layout_y="20dp"/>
  </AbsoluteLayout>
  <AbsoluteLayout xmlns:android="http://schemas.android.com/apk/res/android"
   android:orientation="vertical" android:layout_width="fill_parent"
   android:layout_height="fill_parent">
   <TextView android:text="第 3 页"
    android:textSize="35dp"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_x="120dp"
    android:layout_y="20dp"/>
  </AbsoluteLayout>
 </ViewFlipper>

</LineLayout>

 

public class MainActivity extends Activity implements OnGestureListener {
 private ViewFlipper flipper;
 private GestureDetector detector;

 

 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);

  

 
    
  detector = new GestureDetector(this);
  flipper = (ViewFlipper) this.findViewById(R.id.ViewFlipper);
 }
  
 public boolean onDoubleTap(MotionEvent e) {  
        if(flipper.isFlipping()) {  
            flipper.stopFlipping();  
        }else {  
            flipper.startFlipping();  
        }  
        return true;  
     } 
 @Override
 public boolean onTouchEvent(MotionEvent event) {
  return this.detector.onTouchEvent(event);
 }

 

 
 public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX,float velocityY) {   
  
   
  if (e1.getX() - e2.getX() > 60) {
  
   this.flipper.showNext();
   return true;
  } else if (e1.getX() - e2.getX() < -60) {
  
   this.flipper.showPrevious();
   return true;
  }
  return false;
 }

 public boolean onDown(MotionEvent e) {
  // TODO Auto-generated method stub
  return false;
 }

 public void onLongPress(MotionEvent e) {
  // TODO Auto-generated method stub
  
 }

 public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX,
   float distanceY) {
  // TODO Auto-generated method stub
  return false;
 }

 public void onShowPress(MotionEvent e) {
  // TODO Auto-generated method stub
  
 }

 public boolean onSingleTapUp(MotionEvent e) {
  // TODO Auto-generated method stub
  return false;
 }