ListView example

ListView Example in android

strings.xml

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

<resources>

    <string name="app_name">ListView</string>

   

</resources>

activity_main.xml

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

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"   

    tools:context=".MainActivity" >

    <ListView

        android:id="@+id/listView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:layout_alignParentTop="true"

        android:layout_centerHorizontal="true" >

    </ListView>

</RelativeLayout>

listview_xml2.xml

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

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

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:textColor="#000000">

   

</TextView>

MainActivity.java:

package com.swamys.listview;

import android.app.Activity;

import android.os.Bundle;

import android.view.View;

import android.widget.AdapterView;

import android.widget.AdapterView.OnItemClickListener;

import android.widget.ArrayAdapter;

import android.widget.ListView;

import android.widget.Toast;

public class MainActivity extends Activity implements OnItemClickListener {

       String[] tech = { "Java", "Android", "Dot Not", "Oracle" };

       @Override

       protected void onCreate(Bundle savedInstanceState) {

              super.onCreate(savedInstanceState);

              setContentView(R.layout.activity_main);

              ListView listView = (ListView) findViewById(R.id.listView1);

              ArrayAdapter<String> adapter = new ArrayAdapter<String>(

                           getApplicationContext(), R.layout.listview_xml2, tech);

              listView.setAdapter(adapter);

              listView.setOnItemClickListener(this);

       }

       @Override

       public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {

              Toast.makeText(getApplicationContext(), "  " + tech[arg2],

                           Toast.LENGTH_LONG).show();

       }

}