Java Android Program to Respond to Added Actions in Action Bar in Android

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Here is source code of the Program to Respond to Added Actions in Action Bar in Android. The program is successfully compiled and run on a Windows system using Eclipse Ide. The program output is also shown below.

MainActivity.java

package com.example.actions_action_bar;
 
import android.app.Activity;
import android.content.ClipData.Item;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.widget.Toast;
 
public class MainActivity extends Activity {
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
 
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.main, menu);
        return true;
    }
 
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // TODO Auto-generated method stub
        switch (item.getItemId()) {
         //respond to the added actions here
        case R.id.menu_item2:
            Toast.makeText(this, "Menu Item 1 selected", Toast.LENGTH_SHORT)
                    .show();
            break;
        case R.id.menu_item1:
            Toast.makeText(this, "Menu Item 2 selected", Toast.LENGTH_SHORT)
                    .show();
            break;
        default:
            break;
        }
        return super.onOptionsItemSelected(item);
    }
 
}

main_menu.xml

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<menu xmlns:android="http://schemas.android.com/apk/res/android" >
 
    <item
        android:id="@+id/menu_item2"
        android:icon="@drawable/ic_launcher"
        android:orderInCategory="100"
        android:showAsAction="always"
        android:title="Refresh"/>
    <item
        android:id="@+id/menu_item1"
        android:title="Settings">
    </item>
 
</menu>

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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
 
    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentTop="true"
        android:layout_marginTop="158dp"
        android:text="Creating Actions in Action Bar"
        android:textAppearance="?android:attr/textAppearanceLarge" />
 
</RelativeLayout>

AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.actions_action_bar"
    android:versionCode="1"
    android:versionName="1.0" >
 
    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />
 
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.example.actions_action_bar.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
 
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
 
</manifest>

Screenshot_2013-10-29-20-38-53

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Screenshot_2013-10-29-20-38-59

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