[Android] อยากแสดงข้อมูลตามประเภทอะค่ะ คือเมื่อคลิกปุ่มแต่ละปุ่มแล้วแสดงประเภทต่างๆกัน จากฐานข้อมูลน่ะค่ะ รบกวนช่วยด้วยค่ะ

package com.BT.buytrash;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.BaseAdapter;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ListView;
import android.widget.TextView;

public class price extends Activity{

	private EditText search;
	private ImageButton type_iron;
	private ImageButton type_plastic;
	private ImageButton type_paper;
	private ImageButton type_kew;
	private ImageButton type_loha;
	private ImageButton type_fifa;
	private ImageButton type_other;
	private ImageButton Button_search;
	private ListView listview_product;
	
	private ArrayList<String>  data_listview_id  = new ArrayList<String>();
	private ArrayList<String>  data_listview_name  = new ArrayList<String>();
	private ArrayList<String>  data_listview_type  = new ArrayList<String>();
	private ArrayList<String>  data_listview_price1  = new ArrayList<String>();
	private ArrayList<String>  data_listview_price2  = new ArrayList<String>();
	private ArrayList<String>  data_listview_price3  = new ArrayList<String>();
	private ArrayList<String>  data_listview_sale  = new ArrayList<String>();
	 
	
	String url = "http://10.0.2.2/BuyTrash/price_product.php";
	List<NameValuePair> params = new ArrayList<NameValuePair>(); 

	
	//----------------------------------------------------------------
	ArrayList<HashMap<String, String>> re = new ArrayList<HashMap<String, String>>(); 
	
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.price);
		
		search = (EditText) findViewById(R.id.EditText_search);
		type_iron = (ImageButton) findViewById(R.id.Button_type_iron);
		type_plastic = (ImageButton) findViewById(R.id.Button_type_plastic);
		type_paper = (ImageButton) findViewById(R.id.Button_type_paper);
		type_kew = (ImageButton) findViewById(R.id.Button_type_kew);
		type_loha = (ImageButton) findViewById(R.id.Button_type_loha);
		type_fifa = (ImageButton) findViewById(R.id.Button_type_fifa);
		type_other = (ImageButton) findViewById(R.id.Button_type_other);
		Button_search = (ImageButton) findViewById(R.id.button_search);
		listview_product = (ListView) findViewById(R.id.listview_price);
		
		
		
		final AlertDialog.Builder viewDetail = new AlertDialog.Builder(this);
		params.add(new BasicNameValuePair("keyword", search.getText().toString()));
		  
		//re = getHttpPost(url,params);

		type_iron.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "1"));   
				showList();
					
			 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
			 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
			 			{
			 				viewDetail.setTitle(data_listview_name.get(position)); 
			 				
			 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
			 										"\n ประจำ      :   "+data_listview_price2.get(position)+
			 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
			 										"\n ขาย         :   "+data_listview_sale.get(position));
			 				
			 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
			 				{                            
			 						public void onClick(DialogInterface dialog, int which)
			 						{    dialog.dismiss();    }                         
			 				});   
			 				
			 				viewDetail.show(); 
			 				
			 				
			 			}
			 			
					});
			}       
		}); 
		
		//-------------------------------------------------------------------------------------------
		type_plastic.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "2")); 
				showList();
				
				listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 			}
		 			
				});
				
			}       
		});
		
		//-------------------------------------------------------------------------------------------
		type_paper.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "3"));
				showList();
				
		 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 				
		 			}
		 			
				});
			}       
		});
		
		
		//-------------------------------------------------------------------------------------------
		type_kew.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "5")); 
				showList();
				
		 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 				
		 			}
		 			
				});
			}       
		});
		
		//-------------------------------------------------------------------------------------------
		type_loha.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "4")); 
				showList();
				
		 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 				
		 			}
		 			
				});
			}       
		});
		
		//-------------------------------------------------------------------------------------------
		type_fifa.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "6"));  
				showList();
				
		 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 				
		 			}
		 			
				});
			}       
		});
		
		//-------------------------------------------------------------------------------------------
		type_other.setOnClickListener(new View.OnClickListener() 
		{         
			public void onClick(View v) {                              
				params.add(new BasicNameValuePair("type", "7"));   
				showList();
				
		 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
		 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
		 			{
		 				viewDetail.setTitle(data_listview_name.get(position)); 
		 				
		 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
		 										"\n ประจำ      :   "+data_listview_price2.get(position)+
		 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
		 										"\n ขาย         :   "+data_listview_sale.get(position));
		 				
		 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
		 				{                            
		 						public void onClick(DialogInterface dialog, int which)
		 						{    dialog.dismiss();    }                         
		 				});   
		 				
		 				viewDetail.show(); 
		 				
		 				
		 			}
		 			
				});
			}       
		});




		
		
//------------------------------------------------------------

		 // Adapter
		/*
	 		listview_product.setAdapter(new MyAdapters());
	 		
	 		
	 		
		for(int i=0 ; i< re.size() ; i++)
		{			
			data_listview_id.add(re.get(i).get("p_id").toString()); 
			data_listview_name.add(re.get(i).get("p_name").toString());
			data_listview_type.add(re.get(i).get("p_type").toString()); 
			data_listview_price1.add(re.get(i).get("p_price1").toString()); 
			data_listview_price2.add(re.get(i).get("p_price2").toString()); 
			data_listview_price3.add(re.get(i).get("p_price3").toString()); 
			data_listview_sale.add(re.get(i).get("p_sale").toString());			
		}
		
 		listview_product.setOnItemClickListener(new AdapterView.OnItemClickListener() {
 			public void onItemClick(AdapterView<?> adapter, View view, int position,long id) 
 			{
 				viewDetail.setTitle(data_listview_name.get(position)); 
 				
 				viewDetail.setMessage(	  " ปกติ         :   "+data_listview_price1.get(position)+
 										"\n ประจำ      :   "+data_listview_price2.get(position)+
 										"\n พิเศษ       :   "+data_listview_price3.get(position)+
 										"\n ขาย         :   "+data_listview_sale.get(position));
 				
 				viewDetail.setPositiveButton("OK", new DialogInterface.OnClickListener() 
 				{                            
 						public void onClick(DialogInterface dialog, int which)
 						{    dialog.dismiss();    }                         
 				});   
 				
 				viewDetail.show(); 
 				
 				//Toast.makeText(getApplicationContext(), data_listview_name.get(position)+"\n ปกติ    :   "+ data_listview_price1.get(position)+"\n ประจำ :   "+data_listview_price2.get(position)+"\n พิเศษ  :   "+data_listview_price3.get(position)+"\n ขาย    :   "+data_listview_sale.get(position), Toast.LENGTH_LONG).show();
 			}
 			
		});
		*/
 				
	}
	//-------------------------------------------------------------------------------------
	private void showList(){	
	 re = getHttpPost(url,params);
	 listview_product.setAdapter(new MyAdapters());
 		
 		
 		
		for(int i=0 ; i< re.size() ; i++)
		{			
			data_listview_id.add(re.get(i).get("p_id").toString()); 
			data_listview_name.add(re.get(i).get("p_name").toString());
			data_listview_type.add(re.get(i).get("p_type").toString()); 
			data_listview_price1.add(re.get(i).get("p_price1").toString()); 
			data_listview_price2.add(re.get(i).get("p_price2").toString()); 
			data_listview_price3.add(re.get(i).get("p_price3").toString()); 
			data_listview_sale.add(re.get(i).get("p_sale").toString());			
		}
		
 
}
	//-------------------------------------------------------------------------------------
	
	private class MyAdapters extends BaseAdapter{
		
		private Holder holder;
		
		public int getCount() {
			
			return data_listview_id.size();
		}

		public Object getItem(int position) {

			return null;
		}

		public long getItemId(int position) {

			return 0;
		}

		public View getView(int position, View view, ViewGroup parent) {
			if( view == null){
				view = LayoutInflater.from(getApplicationContext()).inflate(R.layout.list_price_item, null);
				holder = new Holder();
				holder.p_name = (TextView) view.findViewById(R.id.product_name);
				view.setTag(holder);
				
			}else{
				holder = (Holder) view.getTag();
			}
			
			
			holder.p_name.setText(data_listview_name.get(position));
			
			return view;
		}
		private class Holder{   //จะบอกว่า view แต่ละรายการมีอะไรบ้าง
			public TextView p_name;
			
		}
		
	}
	   
	  //----------------------------------------------------------------------------------------
	    
	  	public ArrayList<HashMap<String, String>> getHttpPost(String url, List<NameValuePair> params) {

	  		
	  		ArrayList<HashMap<String, String>> myArrList = new ArrayList<HashMap<String, String>>(); 

	  		  InputStream is = null;
	  		  String result = "";
	  		  ArrayList<String> name  = new ArrayList<String>(); 
	  		 // -------------------------------connect----------------------------------------------------
	 		 try {  
	 			      
	 			 HttpClient client = new DefaultHttpClient();       
	 			 HttpPost httpPost = new HttpPost(url); 
	 		
	 // -------------------------------set  UTF8 --------------------------------------------------
	 		
	 			 httpPost.setEntity(new UrlEncodedFormEntity(params,"UTF-8"));
	 			 HttpResponse response = client.execute(httpPost);
	 			 HttpEntity entity = response.getEntity();
	 			 is = entity.getContent();
	 			 
	 		  }catch (Exception e) {
	 			  Log.e("log_tag", "Error in http connection " + e.toString());
	 		  }

	 // -------------------------------to String --------------------------------------------------
	 		 
	 		 try {
	 			   BufferedReader reader   	=  	new BufferedReader(new InputStreamReader(is, "iso-8859-11"), 8);
	 			   StringBuilder  sb 		= 	new StringBuilder();	
	 			   String 		  line 		= 	null;
	 			   while ((line = reader.readLine()) != null) {
	 			    sb.append(line + "\n");   
	 			   }
	 			   is.close();
	 			   result = sb.toString();
	 			  
	 		 } catch (Exception e) {
	 			   Log.e("log_tag", "Error converting result " + e.toString());
	 		 }
	 		 
	 // -------------------------------JSON to JAVA --------------------------------------------------
			   
			 
	 		 try {
	 			   JSONArray jArray = new JSONArray(result);
	 			   //re = new String[jArray.length()][7]; 
	 			  
	 			  
	 			  HashMap<String, String> map; 
	 			 
	 			  
	 			for (int i = 0; i < jArray.length(); i++) {
	 			 JSONObject json_data = jArray.getJSONObject(i);  
	 				
	 			 map = new HashMap<String, String>(); 
	 			 	   
	 			 	   map.put("p_id",json_data.getString("p_id") );      
	 			 	   map.put("p_name", json_data.getString("p_name") );       
	 			 	   map.put("p_type", json_data.getString("p_type") );     
	 			 	   map.put("p_price1", json_data.getString("p_price1") ); 
	 				   map.put("p_price2", json_data.getString("p_price2") ); 
	 				   map.put("p_price3", json_data.getString("p_price3") ); 
	 				   map.put("p_sale", json_data.getString("p_sale") ); 
	 		   myArrList.add(map); 
						
	 				  

	 			 }
	 			   
	 		  } catch (JSONException e) {
	 			   Log.e("log_tag", "Error parsing data " + e.toString());
	 		  }
	 		
	 		  return myArrList;
	 		// return name;
	 	}
	  	
	    @Override
	    public boolean onCreateOptionsMenu(Menu menu) {
	        getMenuInflater().inflate(R.menu.login, menu);
	        return true;
	    }
	
	  	
}