zai_showbigimage.java

package com.ccxt.whl.activity;

import android.app.ProgressDialog;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.MotionEvent;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;

import com.ccxt.whl.R;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.assist.ImageScaleType;
import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer;
import com.nostra13.universalimageloader.core.display.SimpleBitmapDisplayer;
import com.nostra13.universalimageloader.core.listener.SimpleImageLoadingListener;

public class zai_showbigimage extends BaseActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		setContentView(R.layout.zaishowbigimage);
	      ImageView iv = (ImageView)findViewById(R.id.zai_iv);
	      DisplayImageOptions  options = new DisplayImageOptions.Builder()
			.showImageForEmptyUri(R.drawable.default_avatar)
			.showImageOnFail(R.drawable.default_avatar)
			.resetViewBeforeLoading(true)
			.cacheOnDisc(true)
			.imageScaleType(ImageScaleType.EXACTLY_STRETCHED)
			.bitmapConfig(Bitmap.Config.RGB_565)
			.considerExifParams(true)
			.displayer(new FadeInBitmapDisplayer(300))
			.displayer(new SimpleBitmapDisplayer())
			.build();
	      
	      Bundle bundle = getIntent().getExtras();
			assert bundle != null;
			String imageUrl = bundle.getString("headurl");
	      
	      final ProgressDialog pd = new ProgressDialog(this);
			pd.setMessage("正在请求数据...");
			

			//ImageLoader.getInstance().d
			ImageLoader.getInstance().displayImage(imageUrl, iv, options, new SimpleImageLoadingListener() {
				@Override
				public void onLoadingStarted(String imageUri, View view) {
					pd.show();
				}

				@Override
				public void onLoadingFailed(String imageUri, View view, FailReason failReason) {
					String message = null;
					switch (failReason.getType()) {
						case IO_ERROR:
							message = "Input/Output error";
							break;
						case DECODING_ERROR:
							message = "Image can't be decoded";
							break;
						case NETWORK_DENIED:
							message = "Downloads are denied";
							break;
						case OUT_OF_MEMORY:
							message = "Out Of Memory error";
							break;
						case UNKNOWN:
							message = "Unknown error";
							break;
					}
					Toast.makeText(zai_showbigimage.this, message, Toast.LENGTH_SHORT).show();

					pd.dismiss();
				}

				@Override
				public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
					pd.dismiss();
				}
			});
				/*
				@Override
				public void onLoadingStarted(String imageUri, View view) {
					spinner.setVisibility(View.VISIBLE);
				}

				@Override
				public void onLoadingFailed(String imageUri, View view, FailReason failReason) {
					String message = null;
					switch (failReason.getType()) {
						case IO_ERROR:
							message = "Input/Output error";
							break;
						case DECODING_ERROR:
							message = "Image can't be decoded";
							break;
						case NETWORK_DENIED:
							message = "Downloads are denied";
							break;
						case OUT_OF_MEMORY:
							message = "Out Of Memory error";
							break;
						case UNKNOWN:
							message = "Unknown error";
							break;
					}
					Toast.makeText(ImagePagerActivity.this, message, Toast.LENGTH_SHORT).show();

					spinner.setVisibility(View.GONE);
				}

				@Override
				public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
					spinner.setVisibility(View.GONE);
				}
			});*/
	}
	
	 @Override
	    public boolean onTouchEvent(MotionEvent event) {
	        // TODO Auto-generated method stub
	        finish();
	        return true;
	    }
}