List View Sample

Here is a sample code to learn Android List View

Layout

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    >

<ListView android:id="@+id/myList" 

android:layout_width="wrap_content" 

android:layout_height="wrap_content">

</ListView>

</LinearLayout>

Code

package com.list.view;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.ArrayAdapter;

import android.widget.ListView;

import android.widget.Toast;

public class ListViewSample extends Activity {

private enum myPhones {Android, iPhone, BlacBerry};

private ListView lv;

private String myArray[] = {"Android", "iPhone", "Blackberry"};

    /** Called when the activity is first created. */

    @Override

    public void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        

        lv = (ListView) findViewById(R.id.myList);

        lv.setAdapter(new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1, myArray));

        lv.setOnItemClickListener((OnItemClickListener) new clicker());

        

    }

    

    class clicker implements ListView.OnItemClickListener {

@Override

public void onItemClick(AdapterView<?> arg0, View arg1, int arg2,

long arg3) {

String msg = null;

if(arg2 == myPhones.Android.ordinal()) {

msg = "You selected ";

} else if (arg2 == myPhones.iPhone.ordinal()) {

msg = "You selected ";

} else if (arg2 == myPhones.BlacBerry.ordinal()) {

msg = "You selected ";

}

Toast.makeText(getBaseContext(), msg + myArray[arg2], Toast.LENGTH_LONG).show();

}

    

    }

}