you have to put this reciver to new project manifest
   
   <receiver
        android:name="com.talhakosen.connectionlistener.receivers.ConnectionChangeReceiver"
        android:label="NetworkConnection" >
        <intent-filter>
            <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
            <action android:name="android.intent.action.PHONE_STATE" />
        </intent-filter>
    </receiver>

	public class MainActivity extends Base {
		TextView txt;
			
		@Override
		public void onCreate(Bundle savedInstanceState) {
			super.onCreate(savedInstanceState);
			setContentView(R.layout.activity_main);
			txt=(TextView)findViewById(R.id.txt);		
		}
	
		@Override
		public boolean onCreateOptionsMenu(Menu menu) {
			getMenuInflater().inflate(R.menu.activity_main, menu);
			return true;
		}
	
		public void display() {
			
			// You can update your code at runtime depends of the network connection
			
			switch (connectionType) {
			case NoConnection:
				    
				break;
			case Rooming:
	
				break;
			case Wireless:
	
				break;		
			}
			
			txt.setText(connectionType.name());
		}
	
	}