Android控件之ImageSwitcher

<span style="font-size:18px;">package com.example.imageswitchertest;import android.app.Activity;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.view.animation.AnimationUtils;import android.widget.ImageSwitcher;import android.widget.ImageView;import android.widget.ViewSwitcher.ViewFactory;public class MainActivity extends Activity {private ImageSwitcher switcher;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);switcher = (ImageSwitcher) findViewById(R.id.imageSwitcher);//ImageSwitcher实际上还是用的ImageView的方法来呈现图片switcher.setFactory(new ViewFactory() {@Overridepublic View makeView() {// TODO Auto-generated method stubreturn new ImageView(MainActivity.this);}});//设置淡入的动画效果switcher.setInAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_in));//设置淡出的动画效果switcher.setOutAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_out));switcher.setImageResource(R.drawable.ic_launcher);//点击切换图片switcher.setOnClickListener(new OnClickListener() {private int i=0;@Overridepublic void onClick(View v) {// TODO Auto-generated method stubi++;if(i%3==0){switcher.setImageResource(R.drawable.a);}else if(i%3==1){switcher.setImageResource(R.drawable.b);}else{switcher.setImageResource(R.drawable.c);}}});}}</span>