如何Android项目中使用ViewFlipper与GestrueDetector实现滑屏效果

<&#63;xml version="1.0" encoding="utf-8"&#63;><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  android:layout_width="fill_parent"  android:layout_height="fill_parent"  android:background="@drawable/bg"  android:orientation="vertical" >  <ViewFlipper    android:id="@+id/viewFlipper1"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:persistentDrawingCache="animation"    android:flipInterval="1000"    android:inAnimation="@anim/push_left_in"    android:outAnimation="@anim/push_left_out"    >    <include android:id="@+id/lay1" layout="@layout/layout1"/>    <include android:id="@+id/lay2" layout="@layout/layout2"/>  </ViewFlipper></LinearLayout>