图片切换

XML中一个ViewFlipper

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <ViewFlipper
        android:id="@+id/viewFlipper1"
        android:flipInterval="1000"
        android:layout_width="match_parent"
        android:layout_height="wrap_content" >
    </ViewFlipper>

</LinearLayout>



java代码

一个MyViewFlipper类

public class MyViewFlipper extends Activity{
    private int[] imageIds = new int[]{
        R.drawable.a,
        R.drawable.a1,
R.drawable.a2,
R.drawable.a3,
R.drawable.a4,
R.drawable.a5,
R.drawable.a6,
R.drawable.a7,
R.drawable.a8,
R.drawable.a9,
    };
    protected void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        setContentView(R.layout.myviewflipper);

        ViewFlipper viewFlipper = (ViewFlipper)findViewById(R.id.viewFlipper);
        //向ViewFlipper里面添加ImageView
        for(int index=0;index<imageIds.length;index++){
            ImageView imageView = new ImageView(this);
            imageView.setImageResource(imageIds[index]);
            viewFlipper.addView(imageView);
        }

        //添加特效
        //渐退
        viewFlipper.setInAnimation(this,android.R.anim.fade_in);
        viewFlipper.setOutAnimation(this,android.R.anim.fade_out);

        //自左向右
        viewFlipper.setInAnimation(AnimationUtils.makeInAnimation(this,true));
        viewFlipper.setOutAnimation(AnimationUtils.makeInAnimation(this,true));
        //自动切换图片
        viewFlipper.startFlipping();
    }
}