EditContactListAdapter.java

package com.sogouchat.ui;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;

import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.CheckBox;
import android.widget.TextView;

import com.sogouchat.R;
import com.sogouchat.SogouChatApp;
import com.sogouchat.bean.TelNode;
import com.sogouchat.ui.ContactListAdapter.SortByPinyin;
import com.sogouchat.ui.ContactListAdapter.ViewHolder;


public class EditContactListAdapter extends BaseAdapter {
	
	public final class ViewHolder{
		public TextView mIcon;
		public TextView mName;
		public TextView mTel;
		public CheckBox mCheck;
	}
	public ArrayList<TelNode> mData= new ArrayList<TelNode>();
	public ArrayList<TelNode> mAllData = new ArrayList<TelNode>();
	public ArrayList<TelNode> mFilterData = new ArrayList<TelNode>();
	public ArrayList<TelNode> mSelectList;
	private LayoutInflater mInflater;
	private CreateActivity mActivity;
	private View mCustomItem;
	private SogouChatApp mApp;
	public int[] mAlphaIndex = new int[27];
	private String mKeyWord="";
	
	public EditContactListAdapter(Context context, SogouChatApp app){
		mActivity =(CreateActivity) context;
		mSelectList = mActivity.mSelectList;
		mInflater = LayoutInflater.from(context);
		mApp = app;
	}
	
	public void setupList() {
		mAllData.clear();
		for(int i=0;i < mApp.mTelList.size();i++){
			TelNode item = mApp.mTelList.get(i);
			if(item.mContactId >0){
				mAllData.add(item);
			}
		}
		mData = mAllData;
		// sort list
		Collections.sort(mData, new SortByPinyin());
		splitByPinyin();
		
//		for(int i = 0; i < mData.size();i++){
//			Log.i("list", mData.get(i).mName+"pinyin="+mData.get(i).mPinyin);
//		}
	}
	
	public void setupAllList(boolean toAll){
		if (toAll) {
			mData = mAllData;
		}
		else{
			mData = mApp.mOftenContacts;
		}
		notifyDataSetChanged();
	}
	
	public void setupFilter(String keyWord){
		if (!keyWord.equals(mKeyWord)) {
			mKeyWord = keyWord;
			mFilterData.clear();
			for(int i=0;i < mApp.mTelList.size();i++){
				TelNode item = mApp.mTelList.get(i);
				if(item.mContactId >0){
					if (item.mName.contains(keyWord)){
						mFilterData.add(item);
					} else if (item.mPinyin.contains(keyWord )){
						mFilterData.add(item);
					} else if (item.mCapPinyin!=null && item.mCapPinyin.contains(keyWord )){
						mFilterData.add(item);
					} else if (item.mTel.contains(keyWord )){
						mFilterData.add(item);
					}
				}
			}
			mData = mFilterData;
			// sort list
			Collections.sort(mData, new SortByPinyin());
			splitByPinyin();
			notifyDataSetChanged();
		}
	}
	
	private void splitByPinyin() {
		char dChat = 256;
		for (int i = 0; i < mData.size(); i++) {
			TelNode item = mData.get(i);
			if (item.mPinyin == null)
				continue;
			char fChar = item.mPinyin.charAt(0);
			if (fChar != dChat && (fChar >= 'a' && fChar <= 'z')) {
				mAlphaIndex[fChar - 'a'] = i;
				dChat = fChar;
				TelNode separator = new TelNode();
				separator.mName = String.valueOf(dChat).toUpperCase();
				separator.mTel = null;
				mData.add(i, separator);
				i++;
			} else if (fChar != dChat && dChat == 256 ) {
				mAlphaIndex[26] = i;
				dChat = fChar;
				TelNode separator = new TelNode();
				separator.mName = String.valueOf('#');
				separator.mTel = null;
				mData.add(i, separator);
				i++;
			}
		}
	}
	
	
	public ArrayList<TelNode> getData(){
		return mData;
	}
	
	@Override
	public int getCount() {
		// TODO Auto-generated method stub
		return getData().size();
	}

	@Override
	public Object getItem(int pos) {
		// TODO Auto-generated method stub
		return mData.get(pos);
	}

	@Override
	public long getItemId(int pos) {
		// TODO Auto-generated method stub
		return pos;
	}
	
	@Override
	public View getView(int position, View convertView, ViewGroup parent) {
		ViewHolder holder = null;
		TelNode item = mData.get(position);
		if (convertView == null) {
			holder = new ViewHolder();
			if (item.mTel != null) {
				convertView = mInflater.inflate(R.layout.item_contact_list_edit, null);
			} else {
				convertView = mInflater.inflate(R.layout.item_news_separator,null);
			}
			convertView.setTag(holder);
		} else {
			holder = (ViewHolder) convertView.getTag();
		}
		
//		if (holder == null) {
			holder = new ViewHolder();
//		}
		if (item.mTel != null) {
			if (holder.mName== null || holder.mName.getId() != R.id.contact_text_name){
				convertView = mInflater.inflate(R.layout.item_contact_list_edit, null);
			}
			holder.mIcon = (TextView) convertView.findViewById(R.id.contact_text_icon);
			holder.mName = (TextView) convertView.findViewById(R.id.contact_text_name);
			holder.mTel = (TextView) convertView.findViewById(R.id.contact_text_tel);
			holder.mCheck = (CheckBox) convertView.findViewById(R.id.checkBox_contact);
			holder.mCheck.setOnCheckedChangeListener(null);  
			if (isChecked(item)){
				holder.mCheck.setSelected(true);
			}
			else {
				holder.mCheck.setSelected(false);
			}
				
			holder.mName.setText(item.mName);
			holder.mIcon.setText(item.mName.substring(0, 1));
			holder.mTel.setText(item.mTel);
			convertView.setTag(holder);
		}
		else{
			convertView = mInflater.inflate(R.layout.item_news_separator,null);
			holder.mName = (TextView) convertView.findViewById(R.id.news_text_separator);
			holder.mName.setText(item.mName);
		}

		return convertView;
	}
	
	class SortByPinyin implements Comparator<Object> {
		public int compare(Object o1, Object o2) {
			TelNode item1 = (TelNode) o1;
			TelNode item2 = (TelNode) o2;
			boolean item1Null;
			boolean item2Null;
			int result=0;
			if (item1.mPinyin == null || item1.mPinyin.length() == 0 ) {
				item1Null = true;
			} else {
				item1Null = false;
			}
			if (item2.mPinyin == null || item2.mPinyin.length() == 0) {
				item2Null = true;
			} else {
				item2Null = false;
			}
			if (item1Null && !item2Null) {
				result =-1;
			} else if (item2Null && !item1Null) {
				result =1;
			} else if (item1Null && item2Null) {
				result =0;
			} else {
				if (item1.mPinyin.charAt(0) > item2.mPinyin.charAt(0)){
					result= 1;
				}	else if (item1.mPinyin.charAt(0) < item2.mPinyin.charAt(0)){
					result= -1;
				}	else {
					result = 0;
				}
			}
			return result;
		}
	}
	
	public int getAlphaIndex(int alpha){
		return mAlphaIndex[alpha];
	}
	
	public boolean isChecked(TelNode item){
		
		return mSelectList.contains(item);
	}
}