ContactsMgr.java

package com.sogouchat.smsmms;

import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Vector;


import android.content.ContentResolver;
import android.content.Context;
import android.database.Cursor;
import android.provider.ContactsContract;
import android.provider.ContactsContract.CommonDataKinds;
import android.util.Log;

public class ContactsMgr {
	private static ContactsMgr s_lpthis = new ContactsMgr();
	private static final String TAG = "ContactsMgr";
	public static ContactsMgr GetI(){
		return s_lpthis;
	}
	private Context context;
	private Boolean bInit = false;
	private Vector<ContactsInfo> contactsInfos =null;
	private HashMap<Integer, ContactsInfo> maps = null;
	private HashMap<String, ContactsInfo> Numbermaps = null;
	public Vector<ContactsInfo> contactsInfosShow = null;
	public Vector<ContactsInfo> contactsInfosShowList = null;
	public int[] nLocPosList = new int[27];
	public String[] nLocPosStrList = new String[27];
	private ContactsMgr() {
		// TODO Auto-generated constructor stub
		Log.d(TAG, "()");
	}
	public void Init(Context context){
		this.context = context;
		bInit = true;
	}
	public void LoadContacts(){
		Cursor cursor = null;
		ContentResolver cr =context.getContentResolver();
        //String strSelection =ContactsContract.CommonDataKinds.Phone.CONTACT_ID+"="+strContactID;
		cursor =cr.query(ContactsContract.Contacts.CONTENT_URI,null, 
				null,
				null, ContactsContract.Contacts._ID);
        
		int nIndex=0;
		while (cursor.moveToNext()) {
			nIndex++;
			String strName  = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
			int nID  = cursor.getInt(cursor.getColumnIndex(ContactsContract.Contacts._ID));
			//String strLookupString = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.LOOKUP_KEY));
			//String strNum=PhoneBookHelper.GetNumByID(context,String.valueOf(nID));
			String strNum ="";
			ContactsInfo info = new ContactsInfo(strName,strNum,nID);
			contactsInfos.add(info);
			maps.put(nID, info);
			Log.d("LoadContacts",""+nIndex +" "+nID+ " "+strName + " "+strNum);
		}
	}
	public void LoadContactsEx(){
		long tm = System.currentTimeMillis();
		ContentResolver cr =context.getContentResolver();
		Cursor cursor = cr.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, new String[] {
                CommonDataKinds.Phone.NUMBER, CommonDataKinds.Phone.DISPLAY_NAME ,CommonDataKinds.Phone.CONTACT_ID}, null, null, ContactsContract.Contacts._ID);
		int nIndex=0;
		while (cursor.moveToNext()) {
			nIndex++;
			String strName  = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
			int nID  = cursor.getInt(cursor.getColumnIndex(CommonDataKinds.Phone.CONTACT_ID));
			//int nID = 10;
			//String strLookupString = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.LOOKUP_KEY));
			String strNum=cursor.getString(cursor.getColumnIndex(CommonDataKinds.Phone.NUMBER));
			ContactsInfo info = new ContactsInfo(strName,strNum,nID);
			contactsInfos.add(info);
			maps.put(nID, info);
			Numbermaps.put(strNum, info);
			Log.d("LoadContactsEx",""+nIndex +" "+nID+ " "+strName + " "+strNum);
			
			
		}
		long tm2 = System.currentTimeMillis();
		Log.d("LoadContactsEx","total:"+(tm2-tm));
	}
	public void Load(){
		if (!bInit) {
			return;
		}
		if (contactsInfos==null) {
			contactsInfos = new Vector<ContactsInfo>();
		}
		if (maps==null) {
			maps = new HashMap<Integer, ContactsInfo>();
		}
		if (Numbermaps ==null) {
			Numbermaps = new HashMap<String, ContactsInfo>();
		}
		if (!maps.isEmpty()) {
			maps.clear();
		}
		if (!contactsInfos.isEmpty()) {
			contactsInfos.clear();
		}
		LoadContactsEx();

	}
	public ContactsInfo GetContactByNumber(String strNumber){
		if (strNumber==null) return null;
		ContactsInfo info = null;
		info = Numbermaps.get(strNumber);
		if (info ==null) {
			if (strNumber.length()>3) {
				if (strNumber.substring(0,3).equals("+86")) {
					String strFix = strNumber.substring(3);
					info = Numbermaps.get(strFix);
				};
			}
		}
	
		
		return info;
	}
	public ContactsInfo GetContactByID(int nID){
		return maps.get(nID);
	}
	private void AddList(){
		ContactsInfo info = new ContactsInfo(null, null, 0);
		contactsInfosShow.add(0,info);
	}
	public void LoadShow(){
		if (contactsInfosShow ==null) {
			contactsInfosShow = new Vector<ContactsInfo>();
		}
		if (!contactsInfosShow.isEmpty()) {
			contactsInfosShow.clear();
		}
		
		for (int i = 0; i < contactsInfos.size(); i++) {
			ContactsInfo info = contactsInfos.get(i);
			boolean bExist = false;
			for (int j = 0; j < contactsInfosShow.size(); j++) {
				ContactsInfo info2 = contactsInfosShow.get(j);
				if (info.phoneNumber.equals(info2.phoneNumber) && info.displayName.equals(info2.displayName)) {
					bExist = true;
					break;
				}
			}
			if (!bExist) {
				info.ParsePy();
				//info.strPY = HanZiToPinYin.StrToPinYin(info.displayName);
				contactsInfosShow.add(info);
			}
			
		}
		sortByBy();
		//AddList();
		CreateShowList();
		
	}
	public void sortByBy(){
		ContactCompa compa = new ContactCompa();
		Collections.sort(contactsInfosShow, compa);
	}
	private int nFirstPos = 0;
	public void CreateShowList(){
		if (contactsInfosShowList ==null) {
			contactsInfosShowList = new Vector<ContactsInfo>();
		}
		if (!contactsInfosShowList.isEmpty()) {
			contactsInfosShowList.clear();
		}
		char chCur = 0;
		char chOrc = 0;
		int nIndexCur = 0;
		int nIndexOrc = 0;
		for (int i = nFirstPos; i < contactsInfosShow.size(); i++) {
			ContactsInfo info = contactsInfosShow.get(i);
			if (info.firstCh<'a' || info.firstCh>'z') {
				chCur = '#';
			}
			else {
				chCur = info.firstCh;
			}
			if (i==nFirstPos ||chCur!=chOrc) {
				chOrc = chCur;
				int nIndex = chOrc-'a';
				ContactsInfo tempInfo = new ContactsInfo(null, null, 0);
				tempInfo.firstCh = chCur;
				tempInfo.bFirst = true;
				for (int j = nIndexOrc; j < nIndex+1 && j<27; j++) {
					nLocPosList[j]= i; 
					nLocPosStrList[j] = (""+chOrc).toUpperCase();
				}
				if (chCur == '#') {
					nLocPosList[26] = i;
				}
				nIndexOrc = nIndex+1;
				contactsInfosShow.add(i,tempInfo);
				i++;
			}
		}
	}
	class ContactCompa implements Comparator<ContactsInfo>{

		public int compare(ContactsInfo lhs, ContactsInfo rhs) {
			// TODO Auto-generated method stub
			if ( (lhs.firstCh<'a' ||lhs.firstCh>'z')&&  (rhs.firstCh<='z' &&rhs.firstCh>='a')) {
				return 1;
			}
			if ( (rhs.firstCh<'a' ||rhs.firstCh>'z')&&  (lhs.firstCh<='z' &&lhs.firstCh>='a')) {
				return -1;
			}
			if (lhs.firstCh>rhs.firstCh) {
				return 1;
			}else if (lhs.firstCh==rhs.firstCh) {
				return 0;
			} else {
				return -1;
			}
		}
    	
    }
	
}