ListView的item中EditText编辑(或者其他控件)修改本行数据

package org.jgw.onepai.adapter;

import java.util.List;

import org.jgw.onepai.R;
import org.jgw.onepai.bean.Article;
import org.jgw.onepai.bean.Worker_cart;

import SysCommon.util.IBaseAdapter;
import SysCommon.util.Tools;
import android.content.Context;
import android.os.Handler;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnFocusChangeListener;
import android.view.ViewGroup;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.TextView;

public class Worker_cartAdapter extends IBaseAdapter {
			
	public Worker_cartAdapter(Context context,List<Worker_cart> arts, int item_resource) {
		super(context, arts, item_resource);		
	}
	
	
	public final class q_ReduceOnClickListener implements OnClickListener
	{
		private int i_pos;
		private TextView textview_q;
		public q_ReduceOnClickListener(int position,TextView tv)
		{
			this.i_pos=position;
			this.textview_q=tv;
		}

		public void onClick(View v) {
			// TODO Auto-generated method stub
			Worker_cart cart=(Worker_cart)lists.get(i_pos);
			cart.CURR_q=cart.CURR_q -1;
			this.textview_q.setText(Float.toString(cart.CURR_q));
		}
	
	}
	
	public final class q_IncreaseOnClickListener implements OnClickListener
	{
		private int i_pos;
		private TextView textview_q;
		public q_IncreaseOnClickListener(int position,TextView tv)
		{
			this.i_pos=position;
			this.textview_q=tv;
		}
		
		public void onClick(View v) {
			// TODO Auto-generated method stub
			Worker_cart cart=(Worker_cart)lists.get(i_pos);
			cart.CURR_q=cart.CURR_q + 1;
			this.textview_q.setText(Float.toString(cart.CURR_q));			
		}
	
	}
		
	public View getView(int position, View convertView, ViewGroup parent) {
		ImageView imgView=null;
		TextView textView=null;
		TextView textView_retail_price=null;
		TextView editText_q=null;
		
		
		ImageView img_r=null;
		ImageView img_i=null;
		
		if(convertView==null)
		{
			convertView=inflater.inflate(this.item_resource, null);
			imgView=(ImageView)convertView.findViewById(R.id.worker_cart_item_img);
			textView=(TextView)convertView.findViewById(R.id.worker_cart_item_article_name);
			textView_retail_price=(TextView)convertView.findViewById(R.id.worker_cart_item_retail_price);
			editText_q=(TextView)convertView.findViewById(R.id.worker_cart_item_q);
			
			img_r=(ImageView)convertView.findViewById(R.id.worker_cart_item_btn_reduce_q);
			img_i=(ImageView)convertView.findViewById(R.id.worker_cart_item_btn_increase_q);
			
			ViewCache cache=new ViewCache();
			cache.imgView=imgView;
			cache.textView=textView;
			cache.textView_retail_price=textView_retail_price;
			cache.editText_q=editText_q;
			
			cache.img_r=img_r;
			cache.img_i=img_i;
			
			convertView.setTag(cache);
		}
		else
		{
			ViewCache cache=(ViewCache)convertView.getTag();
			imgView=cache.imgView;	
			textView=cache.textView;
			textView_retail_price=cache.textView_retail_price;
			editText_q=cache.editText_q;
			
			img_r=cache.img_r;
			img_i=cache.img_i;
		}
		
		
		img_r.setOnClickListener(new q_ReduceOnClickListener(position,editText_q));
		
		img_i.setOnClickListener(new q_IncreaseOnClickListener(position,editText_q));
		
		Worker_cart cart=(Worker_cart)this.lists.get(position);
		Article art=cart.CURR_article;
		try {
			
			textView.setText(art.CURR_article_name);
			textView_retail_price.setText("￥:"+art.CURR_retail_price);
			editText_q.setText(Float.toString(cart.CURR_q));
			if(null==art.img)
			{
				art.img=Tools.GetImageFromRestful(art.CURR_img);
			}
			imgView.setImageBitmap(art.img);
			
		} catch (Exception e) {
			Tools.Log(e.getMessage());
		}		
		
		
		return convertView;
	}
	
	private final class ViewCache{		
		public ImageView imgView;
		public ImageView img_r;
		public ImageView img_i;
		public TextView textView;
		public TextView textView_retail_price;
		public TextView editText_q;
	}

}

　　红色字体是关键部分