ListView Sample Gist

activity_main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >
 
         <ListView
              android:id="@+id/list"
              android:layout_height="wrap_content"
              android:layout_width="match_parent">
         </ListView>
 
</LinearLayout>

MainActivity.java

package com.gist.listview;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;
import android.widget.AdapterView.OnItemClickListener;

public class MainActivity extends Activity {
    ListView listView ;
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        
        listView = (ListView) findViewById(R.id.list);
        String[] values = new String[] { "USA", 
                                         "UK",
                                         "CANADA", 
                                         "FRANCE", 
                                         "JAPAN", 
                                         "CHINA", 
                                         "SINGAPORE" 
                                        };


        ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
          android.R.layout.simple_list_item_1, android.R.id.text1, values);


        listView.setAdapter(adapter); 
        
        listView.setOnItemClickListener(new OnItemClickListener() {

              @Override
              public void onItemClick(AdapterView<?> parent, View view,
                 int position, long id) {
                
               int itemPosition     = position;
               
               String  itemValue    = (String) listView.getItemAtPosition(position);
                  
                Toast.makeText(getApplicationContext(),
                  "Position :"+itemPosition+"  ListItem : " +itemValue , Toast.LENGTH_LONG)
                  .show();
             
              }

         }); 
    }

}