Android - Trying to get selected data from list item (Mysql and Dialog help needed)

package com.example.rehber;

import java.io.BufferedReader;
import java.io.IOException;
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.StatusLine;
import org.apache.http.client.ClientProtocolException;
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.os.Bundle;
import android.os.StrictMode;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.graphics.Typeface;
import android.text.Spannable;
import android.text.SpannableStringBuilder;
import android.text.Spanned;
import android.text.style.ScaleXSpan;
import android.text.style.StyleSpan;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.Menu;
import android.view.ViewGroup;
import android.webkit.WebSettings.TextSize;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
	
    
    @SuppressLint("NewApi")
	@Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        
       
        
        // Permission StrictMode
        if (android.os.Build.VERSION.SDK_INT > 9) {
            StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
            StrictMode.setThreadPolicy(policy);
        }
        
        final Button btn1 = (Button) findViewById(R.id.button1);
        // Perform action on click
        btn1.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
            	SearchData();
            }
        });

        btn1.performClick();
        
    }
    
    

   
    
    
    
    public void SearchData()
    {
    	 // listView1
        final ListView lisView1 = (ListView)findViewById(R.id.listView1); 	
        
   	 	// editText1
        final EditText inputText = (EditText)findViewById(R.id.editText1); 
        
	
		String url = "192.168.1.2/list.php";
		
		// Paste Parameters
		List<NameValuePair> params = new ArrayList<NameValuePair>();
        params.add(new BasicNameValuePair("txtKeyword", inputText.getText().toString()));

		try {
			JSONArray data = new JSONArray(getJSONUrl(url,params));
			
			final ArrayList<HashMap<String, String>> MyArrList = new ArrayList<HashMap<String, String>>();
			HashMap<String, String> map;
			
			for(int i = 0; i < data.length(); i++){
                JSONObject c = data.getJSONObject(i);

  
                
    			map = new HashMap<String, String>();
    			map.put("adi", c.getString("adi"));
    			map.put("sirketi", c.getString("sirketi"));
    			map.put("gorevi", c.getString("gorevi"));
    			map.put("cep1", c.getString("cep1"));
    			map.put("cep2", c.getString("cep2"));
    			map.put("tel", c.getString("tel"));
    			map.put("dahili", c.getString("dahili"));
    			map.put("email", c.getString("email"));    			
    			MyArrList.add(map);
    			
			}


	        SimpleAdapter sAdap;
	        sAdap = new SimpleAdapter(MainActivity.this, MyArrList, R.layout.yeni,
	               new String[] {"adi", "gorevi"}, new int[] {R.id.ColCustomerID, R.id.ColEmail}); 
	        
	        lisView1.setAdapter(sAdap);	        
     
	        
	            final AlertDialog.Builder viewDetail = new AlertDialog.Builder(this);		
	            final LayoutInflater inflater = (LayoutInflater) this.getSystemService(LAYOUT_INFLATER_SERVICE);
	            
	        	lisView1.setOnItemClickListener(new OnItemClickListener() {
				public void onItemClick(AdapterView<?> myAdapter, View myView,
						int position, long mylng) {
	
					final String stradi = MyArrList.get(position).get("adi")
							.toString();
					final String ssirketi = MyArrList.get(position).get("sirketi")
							.toString();
					final String strgorevi = MyArrList.get(position).get("gorevi")
							.toString();
					final String strcep1 = MyArrList.get(position).get("cep1")
							.toString();
					final String strcep2 = MyArrList.get(position).get("cep2")
							.toString();
					final String strtel = MyArrList.get(position).get("tel")
							.toString();
					final String strdahili = MyArrList.get(position).get("dahili")
							.toString();
					final String strmail = MyArrList.get(position).get("email")
							.toString();

										
	                
	        		TextView adiy = (TextView) findViewById(R.id.textView2);   
                    adiy.setText(stradi);
                    
                    TextView sirkety = (TextView) findViewById(R.id.textView4);   
                    sirkety.setText(ssirketi);
                    
                    TextView gorevy = (TextView) findViewById(R.id.textView6);   
                    gorevy.setText(strgorevi);
                    
                    TextView cep1y = (TextView) findViewById(R.id.textView8);   
                    cep1y.setText(strcep1);
                    
                    TextView cep2y = (TextView) findViewById(R.id.textView10);   
                    cep2y.setText(strcep2);
                    
                    TextView tely = (TextView) findViewById(R.id.textView12);   
                    tely.setText(strtel);
                    
                    TextView dahiliy = (TextView) findViewById(R.id.textView14);   
                    dahiliy.setText(strdahili);
                    
                    TextView maily = (TextView) findViewById(R.id.textView16);   
                    maily.setText(strmail);
			

			            	
			                final View Viewlayout = inflater.inflate(R.layout.dialog,
			                        (ViewGroup) findViewById(R.id.id_dialog));                
							
			                viewDetail.setIcon(R.drawable.user);	
			                viewDetail.setTitle("Kişi Bilgileri");
			                viewDetail.setView(Viewlayout);

					        
			                
			                
			                // Button OK
			                viewDetail.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener(){

			                    public void onClick(DialogInterface dialog, int which) {
			                        dialog.dismiss();                  

			                    }
			                    
			                    

			                });
			                
			              
			                viewDetail.create();
			                viewDetail.show(); 

				}
			});
			
	        
		} catch (JSONException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
    }
    

	public String getJSONUrl(String url,List<NameValuePair> params) {
		StringBuilder str = new StringBuilder();
		HttpClient client = new DefaultHttpClient();
		HttpPost httpPost = new HttpPost(url);
		
		try {
			httpPost.setEntity(new UrlEncodedFormEntity(params));
			HttpResponse response = client.execute(httpPost);
			StatusLine statusLine = response.getStatusLine();
			int statusCode = statusLine.getStatusCode();
			if (statusCode == 200) { // Download OK
				HttpEntity entity = response.getEntity();
				InputStream content = entity.getContent();
				BufferedReader reader = new BufferedReader(new InputStreamReader(content));
				String line;
				while ((line = reader.readLine()) != null) {
					str.append(line);
				}
			} else {
				Log.e("Log", "file not downloaded..");
			}
		} catch (ClientProtocolException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return str.toString();
	}
	
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
    
    
    

    
    
}