ImageLoger

//获取全局的Imageloader对象
private ImageLoader image =ImageLoader.getInstance();
//创建集合添加已经加载过的网站
//通过序厉化集合保存加载好的所以图片为2次使用

private List<String> jihee =Collections.synchronizedList(new LinkedList<String>());

@Override
public View getView(int position, View convertView, ViewGroup parent) {
// TODO Auto-generated method stub
San disan =jihe.get(position);
Holder hl =null;
if(convertView==null){
hl = new Holder();
convertView=LayoutInflater.from(context).inflate(R.layout.zhanshi,null);
hl.tv=(TextView)convertView.findViewById(R.id.tv);
hl.iv=(ImageView)convertView.findViewById(R.id.iv);
convertView.setTag(hl);
}else {
hl =(Holder)convertView.getTag();
}
//使用图片进行付值
image.displayImage(disan.getImageUrl(),hl.iv,new ImageLoadingListener() {

@Override
//开始加载执行
public void onLoadingStarted(String arg0, View arg1) {
// TODO Auto-generated method stub

}

@Override
//加载失败执行
public void onLoadingFailed(String arg0, View arg1, FailReason arg2) {
// TODO Auto-generated method stub

}

@Override
//加载成功执行
public void onLoadingComplete(String arg0, View arg1, Bitmap arg2) {
// TODO Auto-generated method stub
//判断图片是否为空
if(arg2!=null){
//是否是第一次显示 //把图片存入集合
boolean first = jihee.contains(arg0);
if(!first){
jihee.add(arg0);
}
}
}

@Override
//加载取消的时候执行
public void onLoadingCancelled(String arg0, View arg1) {
// TODO Auto-generated method stub

}
});

图片

DisplayImageOptions displayImageOptions = new DisplayImageOptions
.Builder()
.displayer(new RoundedBitmapDisplayer(80))
.build();
ImageLoader.getInstance().displayImage(ku.getTu(),ziv,displayImageOptions);

BitmapUtils bu = new BitmapUtils(context);
bu.display(vh.iv_img, book.getCoverImg());