Android 图片加载 universal-image-loader-1.9.4.jar

一.应用启动时设置默认配置

com.nostra13.universalimageloader.core.DisplayImageOptions.Builder dioBuilder = new DisplayImageOptions.Builder();
		dioBuilder.cacheInMemory(true);
		dioBuilder.cacheOnDisk(true);
		dioBuilder.showImageOnLoading(R.drawable.img);
		dioBuilder.showImageOnFail(R.drawable.img);
		dioBuilder.cacheInMemory(true);
		dioBuilder.cacheOnDisk(true);
		dioBuilder.bitmapConfig(Bitmap.Config.RGB_565);
		Builder builder = new ImageLoaderConfiguration.Builder(this);
		builder.writeDebugLogs();
		builder.defaultDisplayImageOptions(dioBuilder.build());
		ImageLoader.getInstance().init(builder.build());

二.加载图片时

ImageLoader.getInstance().displayImage("file://" + Params.dir + head, ivHead);