package com.google.mcommerce.sample.android.chapter04.adapterView;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import android.app.ListActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.Toast;
public class SimpleListViewActivity extends ListActivity {
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
ArrayList<Map<String, String>> list = buildData();
String[] from = { "name", "age" };
int[] to = { android.R.id.text1, android.R.id.text2 };
SimpleAdapter adapter = new SimpleAdapter(this, list,
android.R.layout.simple_list_item_2, from, to);
setListAdapter(adapter);
}
private ArrayList<Map<String, String>> buildData() {
ArrayList<Map<String, String>> list = new ArrayList<Map<String, String>>();
list.add(putData("Tom", "18"));
list.add(putData("John", "19"));
list.add(putData("Marry", "20"));
return list;
}
private HashMap<String, String> putData(String name, String age) {
HashMap<String, String> item = new HashMap<String, String>();
item.put("name", name);
item.put("age", age);
return item;
}
@Override
protected void onListItemClick(ListView l, View v, int position, long id) {
// TODO Auto-generated method stub
super.onListItemClick(l, v, position, id);
@SuppressWarnings("unchecked")
Map<String, Object> map = (Map<String, Object>) l
.getItemAtPosition(position);
String name = (String) map.get("name");
String age = (String) map.get("age");
Toast.makeText(this.getApplicationContext(), name + " is " + age,
Toast.LENGTH_SHORT).show();
}
}