BaseFragment.java

package com.hua.goddess.fragment;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;

import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.View;
import android.widget.ImageView;

import com.hua.goddess.R;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.ImageLoadingListener;
import com.nostra13.universalimageloader.core.assist.SimpleImageLoadingListener;
import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer;

public class BaseFragment extends Fragment {
	public DisplayImageOptions options;
	public ImageLoader imageLoader = ImageLoader.getInstance();
	public ImageLoadingListener animateFirstListener = new AnimateFirstDisplayListener();

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		options = new DisplayImageOptions.Builder()
				.showImageOnLoading(R.drawable.default_image)
				.showImageForEmptyUri(R.drawable.ic_empty)
				.showImageOnFail(R.drawable.ic_error).cacheInMemory(true)
				.cacheOnDisc(true).considerExifParams(true).bitmapConfig(Bitmap.Config.RGB_565).build();
	}

	private static class AnimateFirstDisplayListener extends
			SimpleImageLoadingListener {

		static final List<String> displayedImages = Collections
				.synchronizedList(new LinkedList<String>());

		@Override
		public void onLoadingComplete(String imageUri, View view,
				Bitmap loadedImage) {
			if (loadedImage != null) {
				ImageView imageView = (ImageView) view;
				boolean firstDisplay = !displayedImages.contains(imageUri);
				if (firstDisplay) {
					FadeInBitmapDisplayer.animate(imageView, 500);
					displayedImages.add(imageUri);
				}
			}
		}
	}
}