CustomApplcation.java

package com.tencent.hq.qq;

import java.io.File;
import java.util.HashMap;
import java.util.Map;

import android.app.Application;
import android.app.NotificationManager;
import android.content.Context;
import android.content.SharedPreferences;
import android.media.MediaPlayer;
import android.preference.PreferenceManager;
import cn.bmob.im.BmobChat;
import cn.bmob.im.BmobUserManager;
import cn.bmob.im.bean.BmobChatUser;
import cn.bmob.im.db.BmobDB;
import cn.bmob.v3.datatype.BmobGeoPoint;

import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;
import com.baidu.mapapi.SDKInitializer;

import com.nostra13.universalimageloader.cache.disc.impl.UnlimitedDiscCache;
import com.nostra13.universalimageloader.cache.disc.naming.Md5FileNameGenerator;
import com.nostra13.universalimageloader.cache.memory.impl.WeakMemoryCache;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.ImageLoaderConfiguration;
import com.nostra13.universalimageloader.core.assist.QueueProcessingType;
import com.nostra13.universalimageloader.utils.StorageUtils;
import com.tencent.hq.qq.util.CollectionUtils;
import com.tencent.hq.qq.util.SharePreferenceUtil;


public class CustomApplcation extends Application {

	public static CustomApplcation mInstance;
	public LocationClient mLocationClient;
	public MyLocationListener mMyLocationListener;

	public static BmobGeoPoint lastPoint = null;

	@Override
	public void onCreate() {
		// TODO Auto-generated method stub
		super.onCreate();
	
		BmobChat.DEBUG_MODE = true;
		mInstance = this;
		init();
	}

	private void init() {
		mMediaPlayer = MediaPlayer.create(this, R.raw.notify);
		mNotificationManager = (NotificationManager) getSystemService(android.content.Context.NOTIFICATION_SERVICE);
		initImageLoader(getApplicationContext());
		
		if (BmobUserManager.getInstance(getApplicationContext())
				.getCurrentUser() != null) {
			
			contactList = CollectionUtils.list2map(BmobDB.create(getApplicationContext()).getContactList());
		}
		initBaidu();
	}

	/**
	 * sdk initBaidumap
	 * @Title: initBaidumap
	 * @Description: TODO
	 * @param
	 * @return void
	 * @throws
	 */
	private void initBaidu() {
		
		SDKInitializer.initialize(this);
		
		initBaiduLocClient();
	}

	/**
	 * 
	 * @Title: initBaiduLocClient
	 * @Description: TODO
	 * @param
	 * @return void
	 * @throws
	 */
	private void initBaiduLocClient() {
		mLocationClient = new LocationClient(this.getApplicationContext());
		mMyLocationListener = new MyLocationListener();
		mLocationClient.registerLocationListener(mMyLocationListener);
	}

	/**
	 * 
	 */
	public class MyLocationListener implements BDLocationListener {

		@Override
		public void onReceiveLocation(BDLocation location) {
			// Receive Location
			double latitude = location.getLatitude();
			double longtitude = location.getLongitude();
			if (lastPoint != null) {
				if (lastPoint.getLatitude() == location.getLatitude()
						&& lastPoint.getLongitude() == location.getLongitude()) {
//					
					mLocationClient.stop();
					return;
				}
			}
			lastPoint = new BmobGeoPoint(longtitude, latitude);
		}
	}

	
	public static void initImageLoader(Context context) {
		File cacheDir = StorageUtils.getOwnCacheDirectory(context,
				"hq/qq/Cache");//
		
		ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(
				context)
				
				.threadPoolSize(3).threadPriority(Thread.NORM_PRIORITY - 2)
				.memoryCache(new WeakMemoryCache())
				.denyCacheImageMultipleSizesInMemory()
				.discCacheFileNameGenerator(new Md5FileNameGenerator())
				
				.tasksProcessingOrder(QueueProcessingType.LIFO)
				.discCache(new UnlimitedDiscCache(cacheDir))
				// .defaultDisplayImageOptions(DisplayImageOptions.createSimple())
				.writeDebugLogs() // Remove for release app
				.build();
		// Initialize ImageLoader with configuration.
		ImageLoader.getInstance().init(config);//

	public static CustomApplcation getInstance() {
		return mInstance;
	}

	
	SharePreferenceUtil mSpUtil;
	public static final String PREFERENCE_NAME = "_sharedinfo";

	public synchronized SharePreferenceUtil getSpUtil() {
		if (mSpUtil == null) {
			String currentId = BmobUserManager.getInstance(
					getApplicationContext()).getCurrentUserObjectId();
			String sharedName = currentId + PREFERENCE_NAME;
			mSpUtil = new SharePreferenceUtil(this, sharedName);
		}
		return mSpUtil;
	}

	NotificationManager mNotificationManager;

	public NotificationManager getNotificationManager() {
		if (mNotificationManager == null)
			mNotificationManager = (NotificationManager) getSystemService(android.content.Context.NOTIFICATION_SERVICE);
		return mNotificationManager;
	}

	MediaPlayer mMediaPlayer;

	public synchronized MediaPlayer getMediaPlayer() {
		if (mMediaPlayer == null)
			mMediaPlayer = MediaPlayer.create(this, R.raw.notify);
		return mMediaPlayer;
	}
	
	public final String PREF_LONGTITUDE = "longtitude";
	private String longtitude = "";

	/**
	 * 
	 * 
	 * @return
	 */
	public String getLongtitude() {
		SharedPreferences preferences = PreferenceManager
				.getDefaultSharedPreferences(this);
		longtitude = preferences.getString(PREF_LONGTITUDE, "");
		return longtitude;
	}

	/**
	 *
	 * 
	 * @param pwd
	 */
	public void setLongtitude(String lon) {
		SharedPreferences preferences = PreferenceManager
				.getDefaultSharedPreferences(this);
		SharedPreferences.Editor editor = preferences.edit();
		if (editor.putString(PREF_LONGTITUDE, lon).commit()) {
			longtitude = lon;
		}
	}

	public final String PREF_LATITUDE = "latitude";// ����
	private String latitude = "";

	/**
	 *
	 * 
	 * @return
	 */
	public String getLatitude() {
		SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
		latitude = preferences.getString(PREF_LATITUDE, "");
		return latitude;
	}

	/**
	 * 
	 * 
	 * @param pwd
	 */
	public void setLatitude(String lat) {
		SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(this);
		SharedPreferences.Editor editor = preferences.edit();
		if (editor.putString(PREF_LATITUDE, lat).commit()) {
			latitude = lat;
		}
	}

	private Map<String, BmobChatUser> contactList = new HashMap<String, BmobChatUser>();

	/**
	 * user list
	 * 
	 * @return
	 */
	public Map<String, BmobChatUser> getContactList() {
		return contactList;
	}

	/**
	 * 
	 * @param contactList
	 */
	public void setContactList(Map<String, BmobChatUser> contactList) {
		if (this.contactList != null) {
			this.contactList.clear();
		}
		this.contactList = contactList;
	}

	/**
	 * 
	 */
	public void logout() {
		BmobUserManager.getInstance(getApplicationContext()).logout();
		setContactList(null);
		setLatitude(null);
		setLongtitude(null);
	}

}